CN214438790U

CN214438790U - Batching device of blood testing machine

Info

Publication number: CN214438790U
Application number: CN202120054115.4U
Authority: CN
Inventors: 梁启明
Original assignee: Xd Precision Machinery Dongguan Co ltd
Current assignee: Xd Precision Machinery Dongguan Co ltd
Priority date: 2021-01-10
Filing date: 2021-01-10
Publication date: 2021-10-22
Anticipated expiration: 2031-01-10

Abstract

The utility model relates to a dosing unit of blood test machine, including screw cap mechanism, tilting mechanism, the mechanism of stewing, pull out the lid and sweep ink recorder structure, suction head positioning mechanism, the sample transport mechanism that awaits measuring, reagent bottle positioning mechanism, reagent feed mechanism, screw cap mechanism carries out the reagent pipe and uncaps, and tilting mechanism presss from both sides and gets reagent pipe or the heparin tube overturns, and the mechanism of stewing is used for stewing heparin tube and reagent pipe, pull out the lid and sweep ink recorder and press from both sides the bar code that gets on the heparin tube scanning heparin tube and uncap the heparin tube, suction head positioning mechanism is used for placing the suction head, the sample transport mechanism that awaits measuring is used for fixing a position and surveys the cup, reagent bottle positioning mechanism is used for fixing a position the reagent bottle, reagent feed mechanism is used for placing and removing the reagent bottle. Compared with the prior art, the utility model discloses realize the batching automation for whole batching process is more simple and efficient, reduces artifical the participation.

Description

Batching device of blood testing machine

Technical Field

The utility model relates to a dosing unit of blood test machine belongs to medical instrument technical field.

Background

The basic steps of blood test are: 1. collecting a specimen, and extracting venous blood of a patient by a clinical nurse; 2. conveying the specimen, and immediately conveying the specimen to a clinical laboratory after blood sampling; 3. receiving and processing a specimen, and adding a reagent required by the test into the specimen by a clinical laboratory; 4. and (5) testing and preserving the specimen on a machine. The process of specimen processing relates to blood sampling tube, reagent tube uncapping, upset, stewing, reagent addition etc. wherein, and the processing procedure is very complicated, and the mistake such as reagent mistake adding, hourglass add appears very easily in artificial processing, leads to the inspection result unusual.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the shortcoming of prior art, provide an automatic change dosing unit of blood test machine of batching.

For realizing the purpose the utility model adopts the technical proposal that:

dosing unit of blood test machine, including screw cap mechanism, tilting mechanism, the mechanism of stewing, pull out the lid and sweep a yard mechanism, suction head positioning mechanism, the sample transport mechanism that awaits measuring, reagent bottle positioning mechanism, reagent feeding mechanism, screw cap mechanism presss from both sides and gets reagent pipe and uncap reagent pipe, and tilting mechanism presss from both sides and gets reagent pipe or heparin tube and overturn, and the mechanism of stewing is used for stewing heparin tube and reagent pipe, pull out the lid and sweep a yard mechanism and press from both sides the bar code of getting on the heparin tube scanning heparin tube and uncap the heparin tube, suction head positioning mechanism is used for placing the suction head, the sample transport mechanism that awaits measuring is used for the location and surveys the cup, reagent bottle positioning mechanism is used for fixing a position the reagent bottle, reagent feeding mechanism is used for placing and removing the reagent bottle.

As a further optimization of the above technical solution: the reagent tube cap clamping device is characterized in that the screw cap mechanism comprises a screw cap back plate, a first batching rotating mechanism used for screwing a cap is arranged at the top of the screw cap back plate, the bottom of the first batching rotating mechanism is connected with a first electric clamping jaw used for clamping a reagent tube cap, a reagent tube cap clamping finger is installed on the first electric clamping jaw, and a tube cap groove is formed in the reagent tube cap clamping finger.

As a further optimization of the above technical solution: be provided with high adjusting device on the screw cap backplate, high adjusting device is connected with the electronic clamping jaw of second that is used for pressing from both sides the clamp of getting reagent pipe shaft, install reagent pipe shaft on the electronic clamping jaw of second and press from both sides and indicate, reagent pipe shaft presss from both sides the system and has the fixed slot on indicating, reagent pipe shaft presss from both sides and indicates to be located under the reagent pipe cover presss from both sides indicates, first batching rotary mechanism is including batching rotating electrical machines, it is rotatory that batching rotating electrical machines drives the pipe cover that reagent pipe cover pressed from both sides and indicate and reagent pipe, high adjusting device includes first actuating mechanism, first actuating mechanism drives the pipe shaft that reagent pipe shaft pressed from both sides and indicate and reagent pipe and reciprocates.

As a further optimization of the above technical solution: the height adjusting device comprises a guide sliding rail fixed on the front surface of the back plate of the screw cap, a guide sliding block is arranged on the guide sliding rail, and the guide sliding block is connected with the second electric clamping jaw.

As a further optimization of the above technical solution: the height adjusting device further comprises a reagent tube guide block fixed on the back face of the screw cap back plate, wherein a height adjusting sliding block is arranged on the reagent tube guide block, and the height adjusting sliding block is driven by the first driving mechanism and can move along the reagent tube guide block.

As a further optimization of the above technical solution: the bottom of the height adjusting slide block is connected with a U-shaped connecting plate, the bottom of the screw cover back plate is provided with two limiting grooves, and the opening of the U-shaped connecting plate penetrates through the limiting grooves and is connected with the sliding guide slide block.

As a further optimization of the above technical solution: the first driving mechanism is any one of an oil cylinder, an air cylinder, a lead screw transmission mechanism, a synchronous wheel transmission mechanism, a chain transmission mechanism or a composite transmission mechanism.

As a further optimization of the above technical solution: the screw rod transmission mechanism comprises a first screw rod and a first motor, the first screw rod comprises a first screw rod and a first nut in threaded fit with the first screw rod, the first screw rod is connected with a rotating shaft of the first motor through a coupler, a first induction rod is fixed on the height adjusting slider, and the first induction rod is connected with the first nut; the reagent tube guide block is internally provided with a first cavity for mounting the screw rod transmission mechanism, a first screw rod is positioned in the first cavity, the first motor is mounted on the reagent tube guide block or a frame of a blood testing machine, the reagent tube guide block is provided with a first sliding hole, the first sliding hole is communicated with the first cavity, and the first induction rod penetrates through the first sliding hole and is connected with the first nut.

As a further optimization of the above technical solution: the synchronous wheel transmission mechanism comprises a second motor, a first transmission shaft and a second transmission shaft, the first transmission shaft is connected with a rotating shaft of the second motor, the arrangement directions of the first transmission shaft and the second transmission shaft are the same, the second transmission shaft and the first transmission shaft are arranged in parallel, first synchronous wheels are arranged on the first transmission shaft and the second transmission shaft, a first belt is sleeved between the two first synchronous wheels, a first connecting block is fixed on the first belt, a second induction rod is fixed on the height adjusting sliding block, and the second induction rod is connected with the first connecting block; the blood test machine comprises a reagent tube guide block, a synchronous wheel transmission mechanism, a reagent tube transmission block, a second motor, a second cavity, a second induction rod and a reagent tube guide block, wherein the reagent tube transmission block is arranged at one end of the reagent tube guide block, the synchronous wheel transmission mechanism is arranged in the reagent tube transmission block and the reagent tube guide block, the first transmission shaft is arranged in the reagent tube transmission block, the second motor is arranged on the reagent tube transmission block and is perpendicular to the reagent tube guide block or is arranged on a rack of a blood test machine, the second cavity is formed in the reagent tube guide block, the second transmission shaft is located at one end, far away from the reagent tube transmission block, of the second cavity, a second sliding hole is further formed in the reagent tube guide block, the second sliding hole is communicated with the second cavity, and the second induction rod penetrates through the second sliding hole and is connected with the first connection block.

As a further optimization of the above technical solution: the chain transmission mechanism comprises a third motor, a first gear and a second gear, a gear shaft of the first gear is connected with a rotating shaft of the third motor, the arrangement directions of the gear shaft of the first gear and the rotating shaft of the third motor are the same, a gear shaft of the second gear is arranged in parallel with the gear shaft of the first gear, a chain is sleeved between a gear disc of the first gear and a gear disc of the second gear, a second connecting block is fixed on the chain, a third induction rod is fixed on the height adjusting sliding block, and the third induction rod is connected with the second connecting block; a reagent tube transmission block is installed at one end of the reagent tube guide block, the chain transmission mechanism is installed in the reagent tube transmission block and the reagent tube guide block, a first gear is arranged in the reagent tube transmission block, a third motor is installed on the reagent tube transmission block and is perpendicular to the reagent tube guide block or is installed on a rack of a blood testing machine, a third cavity is formed in the reagent tube guide block, a second gear is located at one end, far away from the reagent tube transmission block, of the third cavity, a third sliding hole is further formed in the reagent tube guide block and is communicated with the third cavity, and a third induction rod penetrates through the third sliding hole and is connected with the second connecting block.

As a further optimization of the above technical solution: the composite transmission mechanism comprises a fourth motor, a second screw rod, a third transmission shaft and a fourth transmission shaft, the second screw rod comprises a second screw rod and a second nut in threaded fit with the second screw rod, the third transmission shaft is connected with a rotating shaft in the fourth motor, the fourth transmission shaft is connected with the second screw rod, second synchronizing wheels are arranged on the third transmission shaft and the fourth transmission shaft, a second belt is sleeved between the two second synchronizing wheels, a fourth induction rod is fixed on the height adjusting slide block, and the fourth induction rod is connected with the second nut; the reagent tube guide block is provided with a reagent tube transmission block, the composite transmission mechanism is arranged in the reagent tube transmission block and the reagent tube guide block, a third transmission shaft and a fourth transmission shaft are positioned in the reagent tube transmission block, a fourth cavity is formed in the reagent tube guide block, the second lead screw is positioned in the fourth cavity, the fourth motor is arranged on the reagent tube transmission block and is arranged in parallel with the reagent tube guide block or is arranged on a frame of a blood testing machine, a fourth sliding hole is formed in the reagent tube guide block and is communicated with the fourth cavity, and the fourth induction rod penetrates through the fourth sliding hole and is connected with the second nut.

As a further optimization of the above technical solution: the reagent tube guide block is provided with a first limit sensor, a first origin sensor and a second limit sensor, the first limit sensor and the second limit sensor are fixed at two ends of one side face of the reagent tube guide block respectively, and the first origin sensor is located between the first limit sensor and the second limit sensor.

As a further optimization of the above technical solution: tilting mechanism includes the backup pad, the upper portion system of backup pad has the upset hole, be equipped with in the upset hole and press from both sides the finger axle, the one end that presss from both sides the finger axle is connected with the electronic clamping jaw of third, and the other end is connected with the motor shaft of upset motor, it indicates to install the upset clamp on the electronic clamping jaw of third, the upset clamp indicates to go up the system to have little clamp to indicate the breach and to press from both sides the breach greatly, little clamp indicates the breach to be used for pressing from both sides and gets the reagent pipe, it indicates the breach to press from both sides greatly to be used for pressing from both sides to press from both sides to indicate the breach, the upset motor drives the upset clamp indicates the upset.

As a further optimization of the above technical solution: the static mechanism is including the anchor clamps and the sensor that stews of a plurality of that stew, the system has a plurality of reagent pipe static groove and a plurality of heparin tube static groove on the anchor clamps of stewing, every reagent pipe static groove with heparin tube static groove all corresponds and sets up one the sensor that stews.

As a further optimization of the above technical solution: pull out lid and sweep ink recorder mechanism and including pulling out the lid backplate, pull out from the top down on the lid backplate and set gradually second batching rotary mechanism, bar code collector and second actuating mechanism, it still is connected with the liquid-transfering device to pull out on the lid backplate, second batching rotary mechanism bottom is connected with and is used for pressing from both sides the fourth electronic clamping jaw of getting the heparin tube lid, install the heparin tube lid on the fourth electronic clamping jaw and press from both sides the finger, the system has the location chamber on the heparin tube lid presss from both sides the finger.

As a further optimization of the above technical solution: the lower part of pulling out the lid backplate is fixed with the heparin tube guide block, be provided with on the heparin tube guide block and pull out the lid slider, pull out the lid slider by second actuating mechanism drives and can follow the heparin tube guide block removes, it is used for pressing from both sides the getting on the lid slider to press from both sides the heparin tube shaft fifth electronic clamping jaw, install the location clamping jaw on the fifth electronic clamping jaw, the system has the heparin tube shaft to press from both sides and gets the groove on the location clamping jaw, the location clamping jaw is located under the heparin tube lid presss from both sides the finger, the heparin tube lid presss from both sides the tube cap of getting the heparin tube, the tube shaft of heparin tube is got to the location clamping jaw clamp, second batching rotary mechanism drives the heparin tube lid that the heparin tube lid pressed from both sides the finger and the heparin tube is rotatory, second actuating mechanism drives location clamping jaw and heparin tube shaft and reciprocates.

As a further optimization of the above technical solution: the second driving mechanism is any one of an oil cylinder, an air cylinder, a lead screw transmission mechanism, a synchronous wheel transmission mechanism, a chain transmission mechanism or a composite transmission mechanism.

As a further optimization of the above technical solution: install spacing sensor of third, second initial point sensor and the spacing sensor of fourth on the heparin tube guide block, the spacing sensor of third, fourth is fixed respectively the both ends of heparin tube guide block side, second initial point sensor is located the spacing sensor of third with between the spacing sensor of fourth.

As a further optimization of the above technical solution: the suction head positioning mechanism comprises a suction head guide block, a suction head sliding block is arranged on the suction head guide block, the suction head sliding block is driven by a third driving mechanism and can be moved along the suction head guide block, a suction head positioning plate is fixed on the suction head sliding block and comprises a suction head positioning rod, and the end part of the suction head positioning rod extends out of the suction head sliding block and is provided with a suction head positioning hole matched with a suction head.

As a further optimization of the above technical solution: the third driving mechanism is any one of an oil cylinder, an air cylinder, a lead screw transmission mechanism, a synchronous wheel transmission mechanism, a chain transmission mechanism or a composite transmission mechanism.

As a further optimization of the above technical solution: the suction head guide block is provided with a fifth limiting sensor, a third origin sensor and a sixth limiting sensor, the fifth limiting sensor and the sixth limiting sensor are fixed at two ends of one side face of the suction head guide block respectively, and the third origin sensor is located between the fifth limiting sensor and the sixth limiting sensor.

As a further optimization of the above technical solution: the sample transport mechanism that awaits measuring includes the sample guide block, be provided with sample location slider on the sample guide block, sample location slider is driven by fourth drive mechanism and can be followed the sample guide block removes, be provided with the sample reference column on the sample location slider, the top system of sample reference column has the survey cup constant head tank.

As a further optimization of the above technical solution: the fourth driving mechanism is any one of an oil cylinder, an air cylinder, a lead screw transmission mechanism, a synchronous wheel transmission mechanism, a chain transmission mechanism or a composite transmission mechanism.

As a further optimization of the above technical solution: the specimen guide block is provided with a seventh limit sensor, a fourth origin sensor and an eighth limit sensor, the seventh limit sensor and the eighth limit sensor are respectively fixed at two ends of one side face of the specimen guide block, and the fourth origin sensor is positioned between the seventh limit sensor and the eighth limit sensor.

As a further optimization of the above technical solution: reagent bottle positioning mechanism includes reagent bottle positioning fixture, reagent bottle positioning fixture includes the fixing base, is located the spliced pole of fixing base top and being located the anchor clamps seat of spliced pole top, anchor clamps seat includes the anchor clamps groove, the reagent bottle is located the anchor clamps inslot, be equipped with slope seat piece on the anchor clamps groove, slope seat piece is at the bottom of including the seat piece, the inclined plane is made to the upper surface at the bottom of the seat piece, be located at the bottom of the seat piece the tank bottom in anchor clamps groove.

As a further optimization of the above technical solution: reagent feeding mechanism includes the feed guide block, be provided with the feed slider on the feed guide block, the feed slider is driven by fifth actuating mechanism and can follows the feed guide block removes, be provided with reagent feed anchor clamps on the feed slider, the top system of reagent feed anchor clamps has the reagent groove that is used for placing the reagent bottle.

As a further optimization of the above technical solution: the fifth driving mechanism is any one of an oil cylinder, an air cylinder, a lead screw transmission mechanism, a synchronous wheel transmission mechanism, a chain transmission mechanism or a composite transmission mechanism.

As a further optimization of the above technical solution: the feeding guide block is provided with a ninth limiting sensor, a fifth origin sensor and a tenth limiting sensor, the ninth limiting sensor and the tenth limiting sensor are fixed at two ends of one side face of the feeding guide block respectively, and the fifth origin sensor is located between the ninth limiting sensor and the tenth limiting sensor.

Compared with the prior art, the utility model discloses set up the screw-on cover mechanism and realize that reagent pipe opens and shuts the lid, set up and pull out the lid and sweep yard mechanism and realize the open and shut lid of heparin tube of sweeping of bar code on the heparin tube, pull out the lid and sweep the pipettor on the yard mechanism and be responsible for absorbing blood or reagent and realize that reagent adds, it realizes automatic upset to set up tilting mechanism, the batching is automatic, still through setting up the mechanism of stewing, suction head positioning mechanism, the sample transport mechanism that awaits measuring, reagent bottle positioning mechanism, reagent feed mechanism makes whole batching process more simple and convenient swift, reduce artifical the participation.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic perspective view of the middle screw cap mechanism of the present invention.

Fig. 3 is a schematic view of the three-dimensional structure of the middle screw capping mechanism without the rotary safety cover.

Fig. 4 is a schematic view of the three-dimensional structure of the middle ingredient rotating mechanism of the present invention.

Fig. 5 is a schematic perspective view of the turnover mechanism of the present invention.

Fig. 6 is a schematic perspective view of the standing mechanism of the present invention.

Fig. 7 is a schematic structural view of the code scanning mechanism of the middle pull cover of the present invention.

Fig. 8 is a schematic perspective view of the code scanning mechanism with the middle pull cover.

Fig. 9 is an enlarged schematic view of a structure at a in fig. 8.

Fig. 10 is a schematic perspective view of the suction head detachment tube of the present invention.

Fig. 11 is a schematic view of the three-dimensional structure of the clamping finger of the blood collection tube cap of the present invention.

Fig. 12 is a schematic perspective view of the positioning mechanism of the suction head of the present invention.

Fig. 13 is a schematic view of the three-dimensional structure of the specimen transfer mechanism to be tested in the present invention.

Fig. 14 is a schematic perspective view of the positioning mechanism for reagent bottles of the present invention.

Fig. 15 is a schematic view of the three-dimensional structure of the positioning clamp for reagent bottles of the present invention.

Fig. 16 is a schematic perspective view of the tilting seat block of the present invention.

Fig. 17 is a schematic perspective view of the reagent feeding mechanism of the present invention.

Fig. 18 is a schematic perspective view of a blood testing machine according to the present invention.

Fig. 19 is a schematic perspective view of a front frame and devices on the front frame in a blood testing machine according to the present invention.

Fig. 20 is a schematic view of the internal structure of the middle synchronizing wheel transmission mechanism of the present invention.

Fig. 21 is a schematic view of the internal structure of the compound transmission mechanism of the present invention.

Fig. 22 is a schematic perspective view of the electric cylinder with middle clamping jaws of the present invention.

Fig. 23 is a schematic perspective view of a piston rod of a middle jaw of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description. As shown in fig. 1-23, the blood testing machine of the present invention comprises a feeding device 1, a material taking device 2, a batching device 3 and a material moving device 4 and a testing device 5 on a rear frame 8, which are sequentially arranged from front to back on a front frame 6. After the blood sample is collected, heparin tube and other materials are put into in the loading attachment 1, after the loading attachment 1 material loading, 2 clamps of extracting device are got heparin tube and other materials on the loading attachment 1 move to set for the position in the dosing unit 3, blood in the heparin tube warp dosing unit 3 sample and add the sample that the test needs and form the sample that awaits measuring, move material device 4 with the sample that awaits measuring and move to carry out the blood test in the verifying attachment 5.

In the above technical scheme: as shown in fig. 1, the dispensing device 3 includes a screw-capping mechanism 31, a turning mechanism 32, a standing mechanism 33, a cap-pulling and code-scanning mechanism 34, a tip positioning mechanism 35, a specimen-to-be-tested transfer mechanism 36, a reagent bottle positioning mechanism 37, and a reagent feeding mechanism 38. The dosing unit 3 is mounted on the front frame 6 by means of a bottom dosing plate 301. The ingredient safety cover 306 is further fixed to the ingredient board 301, and a control button 3062 and a discharge door 3063 are provided on one side of the ingredient safety cover 306, as shown in fig. 18.

In the above technical scheme: the screw cap mechanism 31 is responsible for opening and closing the cap of the reagent tube, and the tube cap of the reagent tube is in threaded fit with the tube body. As shown in fig. 2, the screw-capping mechanism 31 includes a screw-capping back plate 3101, screw-capping side plates 3102 are fixed on both sides of the back surface of the screw-capping back plate 3101, the bottom of the screw-capping side plates 3102 is fixed on the batching plate 301, the batching plate 301 is provided with screw-capping moving holes, the bottom of the screw-capping back plate 3101 passes through the screw-capping moving holes, and the top of the screw-capping back plate 3101 is provided with a batching rotating mechanism 39.

In the above technical scheme: as shown in fig. 3 and 4, the batching rotating mechanism 39 includes a batching rotating motor 391, a front synchronizing shaft 392, a rear synchronizing shaft 393 and a motor top plate 394, one end of the motor top plate 394 is provided with a mounting hole 3941, two sides of the mounting hole 3941 are provided with mounting steps 3942, the mounting steps 3942 are provided with a plurality of bolt holes 3943, in the embodiment, each mounting step 3942 is provided with six bolt holes 3943, a motor connecting plate 395 is arranged in the mounting hole 3941, the batching rotating motor 391 is fixed at the bottom of the motor connecting plate 395, and a rotating shaft of the batching rotating motor 391 penetrates through the motor connecting plate 395 and is connected with the rear synchronizing shaft 393. Two sides system of motor connecting plate 395 has installation department 3951, the system has removal bar hole 3952 on the installation department 3951, installation department 3951 is located installation step 3942, the bolt passes removal bar hole 3952 and bolt hole 3943 and installs motor connecting plate 395 on motor roof 394 with the fixation nut cooperation, the installation finishes still leaves the removal space of bolt in the removal bar hole 3952, when motor connecting plate 395 needs the shift position, promote motor connecting plate 395 can, need not to dismantle the bolt completely and remove again, the bolt is fixed and has decided the position and the removal space of motor connecting plate 395 in which bolt hole 3943. A motor top block 396 is further fixed to one side of the mounting hole 3941 close to the middle of the motor top plate 394, and the motor top block 396 prevents the motor connecting plate 395 from moving excessively. The other end of motor roof 394 is fixed with rotation bearing 397, installs rotation shaft 398 in rotation bearing 397, and rotation shaft 398 is fixed mutually with preceding synchronizing shaft 392, overlaps between preceding synchronizing shaft 392 and the back synchronizing shaft 393 to be equipped with hold-in range 399, and when the elasticity need be adjusted to hold-in range 3, it can to remove motor connecting plate 395. A burden origin sensor 3910 is fixed to the middle of the motor top plate 394 through a zigzag fixing plate, and a burden origin sensing piece 3911 is fixed to the top of the rotating shaft 398 passing through the front hinge 392. Batching rotating electrical machines 391 drives the rotatory in-process of synchronous axle 393, preceding synchronous axle 392 and batching initial point response piece 3911, when batching initial point sensor 3910 senses batching initial point response piece 3911, batching rotating electrical machines 391 resets to the initial point, and batching initial point response piece 3911 and batching initial point sensor 3910 cooperate the use to ensure uncap or close the lid after the batching rotating electrical machines 391 can both get back to the initial point department. An electrical slip ring 3912 is further disposed on the top of the rotating shaft 398, a support plate 3913 is supported on the rotating bearing seat 397 through two support rods, and the electrical slip ring 3912 is located on the support plate 3913. The wires on the batching rotating mechanism 39 are all connected with the electric slip ring, and the electric slip ring is fixed during rotation, so that a certain section of the wires is always fixed, and the phenomenon that the wires are wound is avoided. A rotating safety shield 3914 is also mounted on the motor top plate 394, and the rotating safety shield 3914 is used for protecting various components on the motor top plate 394.

In the above technical scheme: as shown in fig. 3, the bottom of the rotating shaft 398 passes through the motor top plate 394 and is connected to a first electric gripper 100 for gripping a reagent tube cap, and reagent tube cap gripping fingers 313 are mounted on gripper piston rods on both sides of the first electric gripper 100. Each reagent tube cover clamping finger 313 is formed at the bottom thereof with a semi-cylindrical clamping portion 3131, each of the opposite sides of the two clamping portions 3131 is formed with an arc-shaped tube cover groove 31311, and the top of the tube cover groove 31311 is formed with a tube cover sensing groove 31312. The groove wall of the tube cover groove 31311 is also provided with a plurality of vertically arranged and uniformly arranged tube cover strip grooves 31313, the groove bottom of the tube cover strip groove 31313 is arc-shaped, and the tube cover strip groove 31313 is matched with a reagent tube cover to increase friction and facilitate screwing.

In the above technical scheme: as shown in fig. 2 and 3, the screw-on back plate 3101 is further provided with a height adjusting device 319, the height adjusting device 319 is connected with a second electric clamping jaw 200 for clamping a reagent tube body, and reagent tube body clamping fingers 315 are mounted on clamping jaw piston rods on both sides of the second electric clamping jaw 200. The reagent tube body clamping fingers 315 are positioned right below the reagent tube cover clamping fingers 313, fixing grooves 3151 are formed in the opposite sides of the heads of the two reagent tube body clamping fingers 315, and elastic bodies are arranged in the fixing grooves 3151. When reagent pipe shaft clamp finger 315 presss from both sides and gets reagent pipe shaft, elastomer extrusion reagent pipe shaft makes to press from both sides and gets more firmly to because the elastomer has elasticity, can not appear excessively squeezing reagent pipe shaft and lead to the phenomenon that the pipe shaft splits. The elastomer in the embodiment is super glue (also called polyurethane PU elastomer), and has the advantages of good strength, small compression deformation and the like.

In the above technical scheme: as shown in fig. 2 and 3, the height adjusting device 319 includes a slide rail 3114 fixed on the front surface of the screw cover back plate 3101, a slide block 3115 is provided on the slide rail 3114, a slide connection plate 3116 is fixed on the slide block 3115, and the second electric holding jaw 200 is fixed on the slide connection plate 3116. The height adjusting device 319 further comprises a reagent tube guide block 3192 fixed to the back of the screw-on back plate 3101, an L-shaped height adjusting slider 3193 is disposed on a side edge of the reagent tube guide block 3192, and the height adjusting slider 3193 is driven by the first driving mechanism and can move along the reagent tube guide block 3192. The first driving mechanism is a first compound transmission mechanism, the first compound transmission mechanism comprises a sixth screw rod and a reagent tube moving motor 3191, and the screw rod is used for converting rotary motion into linear motion. An eighth cavity is formed in the reagent tube guide block 3192, the sixth screw rod is located in the eighth cavity, and the sixth screw rod comprises a sixth screw rod and a sixth nut in threaded fit with the sixth screw rod. The reagent tube guide block 3192 is provided with a reagent tube drive block 3194, and the reagent tube moving motor 3191 is mounted on the reagent tube drive block 3194 or on the frame of the blood testing machine. In the embodiment, the reagent tube moving motor 3191 is arranged on the reagent tube driving block 3194, so that the influence of vibration of other parts of the blood testing machine on the reagent tube moving motor 3191 during working is reduced; meanwhile, the reagent tube moving motor 3191 is combined with other parts of the height adjusting device 319 to form an independent module, so that the reagent tube moving motor is convenient to mount and dismount. The reagent tube moving motor 3191 is arranged in parallel to the reagent tube guide block 3192 through the reagent tube transmission block 3194, so that the longitudinal size can be reduced, the vacant space in the horizontal direction is effectively utilized, and the occupied space of the whole machine can be reduced. A fifth transmission shaft and a sixth transmission shaft are arranged in the reagent tube transmission block 3194, the fifth transmission shaft is fixed with a rotating shaft in the reagent tube moving motor 3191, the sixth transmission shaft is fixed with a sixth screw in the reagent tube guide block 3192, third synchronizing wheels are arranged on the fifth transmission shaft and the sixth transmission shaft, and a third belt is sleeved between the third synchronizing wheels. An eighth induction rod is fixed on the height adjusting sliding block 3193, an eighth sliding hole is formed in the reagent tube guiding block 3192 and communicated with the eighth cavity, and the eighth induction rod penetrates through the eighth sliding hole and is connected with the sixth nut. The reagent tube guide block 3192 is provided with a first limit sensor, a first origin sensor and a second limit sensor for sensing the eighth sensing rod, the first limit sensor and the second limit sensor are respectively fixed at two ends of one side face of the reagent tube guide block 3192, and the first origin sensor is positioned between the first limit sensor and the second limit sensor. The reagent tube moving motor 3191 is started, a rotating shaft of the reagent tube moving motor 3191 drives a sixth screw to rotate through a fifth transmission shaft, a third belt and a sixth transmission shaft, the sixth screw drives a sixth nut to move axially along the sixth screw, and the sixth nut drives the height adjusting slider 3193 and the eighth induction rod to move along the reagent tube guide block 3192. Reagent pipe moving motor 3191 drives the eighth induction rod earlier and moves to and cooperates with first initial point sensor, and when first initial point sensor sensed the eighth induction rod, reagent pipe moving motor 3191 reset to the initial point. Then the reagent tube moving motor 3191 continues to drive the height adjusting slide block 3193 and the eighth induction rod to move; in the process, when the first limit sensor senses the eighth sensing rod, the reagent tube moving motor 3191 stops moving; when the second limit sensor senses the eighth sensing rod, the reagent tube moving motor 3191 stops moving, and therefore the first limit sensor and the second limit sensor limit the movement of the height adjusting sliding block 3193.

In the above technical scheme: the bottom of the transverse part of the L-shaped height adjusting slider 3193 is provided with a fixed sleeve 3120, a compression spring is arranged in the fixed sleeve 3120, one end of the compression spring is fixed in the fixed sleeve 3120, the other end of the compression spring is connected with an adjusting column 3121, and the adjusting column 3121 can move up and down in the fixed sleeve 3120. Adjust the effect that setting up of post 3121 and compression spring played the buffering to height adjustment's process, play the effect of compression to compression spring earlier when height adjusting slider 3193 moves down, on rethread compression spring and regulation post 3121 transmit the electronic clamping jaw 200 of second, improve the security and the stability that reagent pipe opened and shut the lid. The bottom of the adjusting column 3121 is fixed with a U-shaped connecting plate 3117, the bottom of the screw-on back plate 3101 is provided with two vertically arranged limiting grooves 31011, the opening of the U-shaped connecting plate 3117 passes through the limiting grooves 31011 and is fixed at the bottom of the sliding connecting plate 3116, thereby realizing that the height adjusting device 319 drives the reagent tube body in the reagent tube body clamping finger 315 to move up and down.

In the above technical scheme: two tension springs 3113 are also arranged between the sliding connection plate 3116 and the screw-on back plate 3101, two lower tension spring rods are fixed at the back of the sliding connection plate 3116, two upper tension spring rods are fixed on the screw-on back plate 3101, and two ends of the tension springs 3113 are respectively connected with the upper and lower tension spring rods.

In the above technical scheme: a reagent tube cover sensor 3118 and a reagent tube body sensor 3119 are fixed to the front surface of the screw-on back plate 3101, and both the reagent tube cover sensor 3118 and the reagent tube body sensor 3119 are optical fiber sensors.

When the reagent tube is uncovered, the material taking device 2 transmits the reagent tube to a position between the two reagent tube cover clamping fingers 313, and the first electric clamping jaw 100 drives the reagent tube cover clamping fingers 313 to clamp the tube cover of the reagent tube; the height adjusting device 319 drives the reagent tube body clamping finger 315 to rise, and the second electric clamping jaw 200 drives the reagent tube body clamping finger 315 to clamp the tube body of the reagent tube. Then, the ingredient rotating motor 391 is started, the rear synchronizing shaft 393 drives the front synchronizing shaft 392 to rotate through the synchronizing belt 399, and the reagent tube cover in the reagent tube cover clamping finger 313 is also driven to rotate. The in-process reagent pipe tube lid that the reagent pipe uncapped separates gradually with the pipe shaft, nevertheless because reagent pipe tube lid is unmovable, consequently the process of uncapping produces decurrent effort to reagent pipe shaft, drives reagent pipe shaft and moves down, and this effort also makes extension spring 3113 extended, and extension spring 3113 produces the counter force of replying the form simultaneously for the head of the in-process reagent pipe shaft of uncapping keeps in contact with the reagent pipe tube lid throughout and does not interlock. The operation of the dispensing rotation motor 391 is stopped until the cover sensing groove 31312 is aligned with the reagent tube cover sensor 3118, and if the reagent tube is successfully opened, the reagent tube cover is left in the reagent tube cover finger 313, and the reagent tube cover sensor 3118 senses whether the reagent tube cover is clamped in the reagent tube cover finger 313 through the cover sensing groove 31312, thereby checking whether the opening and closing of the reagent tube cover are successful. When the batching rotating motor 391 stops, the reagent tube is just opened, and the reagent tube body is separated from the reagent tube cover. After the reagent tube is completely uncovered, the height adjusting device 319 drives the reagent tube body in the reagent tube body clamping finger 315 to move down, when the reagent tube is sensed by the reagent tube body sensor 3119, the reagent tube body is transmitted to the material taking device 2, and the reagent tube body waits to be taken away by the material taking device 2.

When the reagent tube is covered, the material taking device 2 drives the reagent tube body to move between the two reagent tube body clamping fingers 315, and the second electric clamping jaw 200 drives the reagent tube body clamping fingers 315 to clamp the reagent tube body. The height adjusting device 319 drives the reagent tube body to rise to the top of the tube body to contact with the bottom of the reagent tube cover, at this time, the tension spring 3113 is not restored, and the restoring force of the tension spring 3113 generates an upward acting force on the reagent tube body. Then, the ingredient rotating motor 391 is started, the rear synchronizing shaft 393 drives the front synchronizing shaft 392 to rotate through the synchronizing belt 399, and therefore the reagent tube cover in the reagent tube cover clamping finger 313 is also driven to rotate; when the incision of threaded connection between reagent pipe tube lid and the reagent pipe tube body was aligned, reagent pipe tube body screwed in the reagent pipe tube lid, and reagent pipe tube body was moved up by the restoring force drive of extension spring 3113 and was made it hug closely with the reagent pipe mouth of pipe simultaneously, accomplished the reagent pipe and closed the lid. After the reagent tube is completely covered, the second electric clamping jaw 200 drives the reagent tube body clamping fingers 315 to move towards two sides to loosen the reagent tube body, and the height adjusting device 319 drives the reagent tube body clamping fingers 315 to descend; when reagent pipe shaft sensor 3119 senses the reagent pipe, the instruction is got to extracting device 2 to the transmission clamp, and the reagent pipe waits to be taken away by extracting device 2 and is retrieved.

In the above technical scheme: as shown in fig. 5, the turnover mechanism 32 is fixed on the dispensing plate 301 through a fixing base 328, a supporting plate 325 is fixed on the fixing base 328, a turnover reinforcing rib 326 is further fixed between the supporting plate 325 and the fixing base 328, a turnover hole is formed in the upper portion of the supporting plate 325, a finger clamping shaft is arranged in the turnover hole, one end of the finger clamping shaft is connected with a third electric clamping jaw 300 which is responsible for clamping a blood collection tube or a reagent tube to be turned over, and turnover clamping fingers 322 are mounted on clamping jaw piston rods on two sides of the third electric clamping jaw 300. In this embodiment, the other end of the finger clamping shaft is indirectly connected with the rotating shaft on the turnover motor 323 through the connecting shaft; of course, a longer finger-clamping shaft is selected, and the other end of the finger-clamping shaft can also be directly connected with the rotating shaft on the turnover motor 323. An overturning bearing seat 327 is further fixed on the support plate 325, the overturning bearing seat 327 comprises two bearing seat plates and a hollow column located between the two bearing seat plates, the finger clamping shaft and the connecting shaft are located in the hollow column, and the two bearing seat plates are respectively fixed with the overturning motor 323 and the support plate 325. This embodiment is through setting up upset bearing 327, for upset motor 323 provides the installation position, makes the whole more independence of tilting mechanism, makes things convenient for the dismantlement and the installation of tilting mechanism, and more importantly has reduced upset motor 323 during operation and has received the vibrations influence of other spare parts of blood test machine. Of course, the flipper motor 323 can be mounted in a corresponding location on the front frame 6 of the blood testing machine.

In the above technical scheme: as shown in fig. 5, the opposite sides of the heads of the two flipping fingers 322 are respectively provided with an arc-shaped small finger gap 3221 and a large finger gap 3222, and the flipping fingers 322 are responsible for grasping a blood collection tube and a reagent tube, and in general, the blood collection tube is larger than the reagent tube, so the small finger gap 3221 is used for grasping the reagent tube, and the large finger gap 3222 is used for grasping the blood collection tube.

In the above technical scheme: as shown in fig. 5, an inversion sensor 329 is fixed to the support plate 325, and an inversion sensing piece 3210 is correspondingly fixed to the bottom of the third electric chuck 300. In the process that the turnover motor 323 drives the third electric clamping jaw 300 and the turnover induction sheet 3210 to rotate, when the turnover sensor 329 senses the turnover induction sheet 3210, the turnover motor 32 returns to the original point, and the turnover sensor 329 and the turnover induction sheet 3210 are matched to ensure that the turnover motor 323 can return to the original point after being turned over at each time.

When needing the upset, extracting device 2 removes blood sampling pipe or reagent pipe to between two upset clamp fingers 322, and electronic clamping jaw 300 of third drives upset clamp finger 322 and removes and press from both sides to the centre and press from both sides and get blood sampling pipe or reagent pipe, and upset motor 323 drives the blood sampling pipe or the reagent pipe that upset clamp finger 322 centre gripping after that and overturns.

In the above technical scheme: as shown in fig. 6, the standing mechanism 33 includes a standing jig 331 and a plurality of standing sensors 332, the standing jig 331 is provided with a plurality of reagent tube standing grooves 3311 and a plurality of blood collection tube standing grooves 3312, the bottom of each reagent tube standing groove 3311 is higher than the bottom of each blood collection tube standing groove 3312 because the reagent tube is smaller than the blood collection tube, and each reagent tube standing groove 3311 and each blood collection tube standing groove 3312 is provided with one corresponding standing sensor 332. The sensing end of the sensor 332 corresponding to the reagent tube standing groove 3311 is located above the reagent tube standing groove 3311, and the sensing end of the sensor 332 corresponding to the blood collection tube standing groove 3312 is located above the blood collection tube standing groove 3312. The stationary fixture 331 further has a fixing groove 3313, a fixing hole 3314 is formed at the bottom of the fixing groove 3313, and a screw passes through the fixing hole 3314 to fix the stationary fixture 331 to the dispensing plate 301. In this embodiment, three reagent tube standing grooves 3311 are provided, and are uniformly distributed on the right half of the standing jig 331; the blood collecting tube standing grooves 3312 are provided with three grooves, which are uniformly distributed on the left half part of the standing jig 331, and the fixing grooves 3313 are also provided with three grooves. Sensor 332 stews is used for whether reagent pipe has been placed on the response reagent pipe groove 3311 that stews, perhaps whether has placed the blood sampling tube on the response blood sampling tube groove 3312 that stews, and only when sensor 332 stews not sensing reagent pipe or blood sampling tube, extracting device 2 just can place reagent pipe or blood sampling tube to this reagent pipe that sensor 332 corresponds that stews groove or blood sampling tube groove of steving. After the blood sampling tube or the reagent tube is turned over by the turning mechanism 32, the material taking device 2 moves the blood sampling tube or the reagent tube to the standing mechanism 33, and the blood sampling tube and the reagent tube stand respectively.

In the above technical scheme: as shown in fig. 1, 7 and 8, the cap-removing code-scanning mechanism 34 is responsible for scanning the bar code of the blood collection tube and opening and closing the cap of the blood collection tube, the cap-removing code-scanning mechanism 34 includes a cap-removing back plate 348 and cap-removing side plates 3418 located at both sides of the cap-removing back plate 348, and the bottom portions of the cap-removing side plates 3418 are fixed to the dispensing plate 301. The batching board 301 is provided with a cover pulling moving hole, the bottom of the cover pulling back board 348 passes through the cover pulling moving hole, the top of the cover pulling back board 348 is provided with a batching rotating mechanism 39, the bottom of a rotating shaft 398 of the batching rotating mechanism 39 is connected with a fourth electric clamping jaw 400 used for clamping a blood collection tube cover, and clamping fingers 343 of the blood collection tube cover are arranged on clamping jaw piston rods on two sides of the fourth electric clamping jaw 400. As shown in fig. 11, the lower portions of the opposite sides of the two blood collection tube cap clamping fingers 343 are both provided with an arc-shaped positioning cavity 3431, the bottom of the positioning cavity 3431 is provided with an overall arc-shaped cap pulling step 3432, when the blood collection tube cap clamping fingers 343 clamp the blood collection tube cap, the cap pulling step 3432 is located below the blood collection tube cap and clings to the blood collection tube body, and the positioning cavity 3431 is further provided with a circular hole 3433. The top of the positioning cavity 3431 is further provided with an arc-shaped cap-pulling movable cavity 3434, and the cap-pulling movable cavity 3434 is used for accommodating the top of the blood collection tube cap. To show the structure of the components more clearly, fig. 1 and 7 omit the rotary safety cover 3914 on the ingredient rotating mechanism 39 on the top of the pull-out back plate 348, and fig. 8 omits the rotary safety cover 3914 on the ingredient rotating mechanism 39 on the top of the pull-out back plate 348 and the pull-out side plate 3418 on one side thereof.

In the above technical scheme: a bar code scanner 3415 is fixed on the cover pulling back plate 348, the height of the bar code scanner 3415 is consistent with the height of a bar code on the blood sampling tube clamped by the blood sampling tube cover clamping fingers 343, the batching rotating mechanism 39 on the top of the cover pulling back plate 348 drives the blood sampling tube to rotate, and the bar code scanner 3415 reads bar code information on the blood sampling tube to complete bar code scanning.

In the above technical scheme: one side of the cover pulling back plate 348 is further fixed with a pipetting device 342 through a pipetting connecting plate 3416, the pipetting device 342 comprises a pipetting guide block 3422 and a pipetting 349, a pipetting guide rail 3423 is fixed on the side edge of the pipetting guide block 3422, a pipetting slide block 3424 is arranged on the pipetting guide rail 3423, and the pipetting 349 is fixed on the pipetting slide block 3424. The pipetting slide 3424 is driven by a sixth driving mechanism and can move along the pipetting guide 3423. The sixth driving mechanism is a first screw rod transmission mechanism, the first screw rod transmission mechanism comprises a third screw rod and a liquid-moving motor 3421, the screw rod has the function of converting rotary motion into linear motion, the third screw rod comprises a third screw rod and a third nut in threaded fit with the third screw rod, and the third screw rod is connected with a rotating shaft of the liquid-moving motor 3421 through a coupler. A fifth induction rod is fixed on the pipetting slide block 3424 and connected with a third nut. A fifth cavity for installing the first screw rod transmission mechanism is formed in the pipetting guide block 3422, wherein the third screw rod is located in the fifth cavity. The pipetting motor 3421 is mounted on the pipetting guide block 3422 or the frame of the blood testing machine. In this embodiment, the pipetting motor 3421 is mounted on the pipetting guide block 3422, so that the influence of vibration of other parts of the blood testing machine on the operation of the pipetting motor 3421 is reduced; meanwhile, the pipetting motor 3421 and other components of the pipetting device 342 are combined to form an independent module, so that the assembly and disassembly are convenient. The pipetting guide block 3422 is provided with a fifth sliding hole which is communicated with the fifth cavity, and a fifth induction rod passes through the fifth sliding hole and is connected with a third nut. The first screw rod transmission mechanism is driven by the liquid transferring motor 3421, the noise is low, the third screw rod is matched with the liquid transferring motor 3421 to realize rigid transmission, and the transmission is timely and rapid.

In the above technical scheme: the pipette 349 includes a suction head detachment guide block 3495 fixed on the pipette slide block 3424, a suction head fixing tube 3492 is fixed at the bottom of the suction head detachment guide block 3495, a fixing inclined plane 34921 matched with the suction head is formed at the bottom of the suction head fixing tube 3492, a suction head detachment tube 3493 is sleeved on the suction head fixing tube 3492, and the fixing inclined plane 34921 exposes the bottom of the suction head detachment tube 3493. A transmission rod 3494 is also provided at the bottom of the suction head detachment guide 3495. As shown in fig. 9, a buffer spring 3496 is sleeved on the driving rod 3494, an upper limit block 34941 and a lower limit block 34942 are formed at the bottom of the driving rod 3494, and a locking groove is formed between the upper limit block 34941 and the lower limit block 34942. As shown in fig. 9 and 10, an extension block 3497 is fixed on the top of the suction head detachment tube 3493, the extension block 3497 includes a connection portion 34971 fixed with the suction head detachment tube 3493, a fixture block 34972 in a C shape as a whole, and a handle portion 34973, and the fixture block 34972 is further provided with a bending groove 34974. The bottom of the transmission rod 3494 extends out of the suction head separation guide block 3495, and the clamping block part 34972 clamps the clamping groove, so that the transmission rod 3494 and the suction head separation pipe 3493 are installed. When the suction head is detached from the tube 3493, the hand portion 34973 is held by hand to apply force to separate the block portion 34972 from the slot, and the bending groove 34974 allows the block portion 34972 to be opened at a certain angle, so as to facilitate detachment of the suction head from the tube 3493. The transmission rod 3494 is driven by the seventh driving mechanism to move up and down. The seventh driving mechanism is a second screw rod transmission mechanism, the second screw rod transmission mechanism comprises a fourth screw rod and a suction head separation motor 3491, the screw rod has the function of converting rotary motion into linear motion, the fourth screw rod comprises a fourth screw rod and a fourth nut in threaded fit with the fourth screw rod, and the fourth screw rod is connected with a rotating shaft of the suction head separation motor 3491 through a coupler. In this embodiment, a sixth sensing rod is fixed on the driving rod 3494, and the sixth sensing rod is connected to a fourth nut, but the driving rod 3494 may also be directly connected to the fourth nut. A sixth cavity for installing a second screw transmission mechanism is formed in the suction head detachment guide block 3495, wherein the fourth screw is located in the sixth cavity. A tip detachment motor 3491 is installed on the tip detachment guide block 3495 or the frame of the blood testing machine. In this embodiment, the suction head detachment motor 3491 is installed on the suction head detachment guide block 3495, so as to reduce the vibration influence of other parts of the blood testing machine when the suction head detachment motor 3491 works; meanwhile, the suction head is separated from the motor 3491 and is combined with other components of the liquid removing device 349 to form an independent module, so that the installation and the disassembly are convenient. The suction head separation guide block 3495 is provided with a sixth sliding hole, the sixth sliding hole is communicated with the sixth cavity, and a sixth induction rod penetrates through the sixth sliding hole and is connected with a fourth nut. The second screw rod transmission mechanism is driven by a suction head separation motor 3491, the noise is low, the fourth screw rod is matched with the suction head separation motor 3491 to realize rigid transmission, and the transmission is timely and rapid.

When the suction head needs to be installed, the material taking device 2 clamps the suction head and places the suction head on the suction head positioning mechanism 35, the suction head positioning mechanism 35 drives the suction head to move to a position right below the suction head fixing pipe 3492, and the sixth driving mechanism drives the liquid removing device 349 to move downwards until the fixing inclined surface 34921 is pressed into the suction head, so that the installation of the suction head is completed. The material taking device 2 moves each material to a position right below the suction head for pipetting.

After the liquid is transferred, the used suction head needs to be automatically dropped off, the seventh driving mechanism drives the transmission rod 3494 to move downwards, the suction head separation tube 3493 is also driven to move downwards, and the suction head is also driven to move downwards because the bottom of the suction head separation tube 3493 has a certain contact surface with the head of the suction head, the fixed inclined surface 34921 is separated from the suction head, and the suction head drops into the front waste hopper 302.

In the above technical scheme: a blood collection tube guide block 346 is fixed to the lower part of the cap removing back plate 348, an L-shaped cap removing slider 3413 is provided on the side of the blood collection tube guide block 346, and the cap removing slider 3413 is driven by the second driving mechanism and can move along the blood collection tube guide block 346. The second driving mechanism is a third screw rod transmission mechanism, the third screw rod transmission mechanism comprises a seventh screw rod and a blood collection tube moving motor 345, the screw rod has the function of converting rotary motion into linear motion, the seventh screw rod comprises a seventh screw rod and a seventh nut in threaded fit with the seventh screw rod, and the seventh screw rod is connected with a rotating shaft of the blood collection tube moving motor 345 through a coupler. A ninth induction rod is fixed on the cap-pulling slide block 3413 and connected with a seventh nut. A ninth cavity for installing a third screw rod transmission mechanism is formed in the blood collection tube guide block 346, wherein the seventh screw rod is positioned in the ninth cavity. The blood collection tube moving motor 345 is mounted on the blood collection tube guide block 346 or the frame of the blood testing machine. In this embodiment, the blood collection tube moving motor 345 is mounted on the blood collection tube guide block 346, so that the influence of vibration of other parts of the blood testing machine on the operation of the blood collection tube moving motor 345 is reduced; meanwhile, the blood collection tube moving motor 345 and other parts of the cover-pulling code-scanning mechanism 34 are combined to form an independent module, which is convenient to install and disassemble. The last system of heparin tube guide block 346 has the ninth sliding hole, and the ninth sliding hole communicates with ninth cavity, and ninth response pole passes the ninth sliding hole and is connected with the seventh nut. The third screw rod transmission mechanism is driven by the blood collection tube moving motor 345, the noise is low, rigid transmission is realized by the cooperation of the seventh screw rod and the blood collection tube moving motor 345, and the transmission is timely and rapid. Install the spacing sensor of third, second initial point sensor and the spacing sensor of fourth on the heparin tube guide block 346, the spacing sensor of third, fourth is fixed respectively at the both ends of a heparin tube guide block 346 side, and the spacing sensor of second initial point is located between the spacing sensor of third and the spacing sensor of fourth. And the third limit sensor, the second origin sensor and the fourth limit sensor are used for sensing a ninth sensing rod. Blood sampling pipe moving motor 345 drives the ninth induction rod earlier and moves to and cooperates with second origin sensor, and when second origin sensor sensed the ninth induction rod, blood sampling pipe moving motor 345 resets to the origin. Then, the blood collection tube moving motor 345 continues to drive the cap-pulling slide 3413 and the ninth induction rod to move; in the above process, when the ninth sensing rod is sensed by the third position-limiting sensor, the blood collection tube moving motor 345 stops moving; when the fourth limit sensor senses the ninth induction rod, the blood collection tube moving motor 345 stops moving, so that the third limit sensor and the fourth limit sensor limit the movement of the cap pulling slide block 3413.

In the above technical scheme: a fifth electric clamping jaw 500 for clamping the blood collection tube body is fixed at a longitudinal position of the cap pulling slide block 3413, positioning clamping fingers 347 are mounted on clamping jaw piston rods at two sides of the fifth electric clamping jaw 500, and the positioning clamping fingers 347 are positioned right below the blood collection tube cap clamping fingers 343. The opposite sides of the heads of the two positioning clamping fingers 347 are provided with arc-shaped blood sampling tube body clamping grooves 3471, and elastic bodies are arranged in the blood sampling tube body clamping grooves 3471. When the location presss from both sides and gets blood sampling tube shaft when pressing from both sides finger 347 clamp, the elastomer extrusion blood sampling tube shaft makes to press from both sides and gets more firmly to because the elastomer has elasticity, can not appear excessively squeezing the phenomenon that leads to the shaft to break to blood sampling tube shaft. The elastomer in the embodiment is super glue (also called polyurethane PU elastomer), and has the advantages of good strength, small compression deformation and the like.

In the above technical scheme: a cap-pulling sensor 3414 is further mounted on the cap-pulling back plate 348, the cap-pulling sensor 3414 is a photoelectric sensor, and the cap-pulling sensor 3414 corresponds to the circular hole 3433.

When the number of the blood sampling tubes is scanned, the material taking device 2 clamps the blood sampling tubes and moves to between the blood sampling tube cover clamping fingers 343 of the cover pulling and number scanning mechanism 34, and the fourth electric clamping jaw 400 drives the blood sampling tube cover clamping fingers 343 to clamp the blood sampling tubes; the batching rotating mechanism 39 on the top of the pulling back plate 348 starts to operate, the blood collection tube starts to rotate, and the code scanner 3415 starts to read the bar code information on the blood collection tube; and stopping the movement of the burdening rotating motor 391 until the code scanning is finished, so that the code scanning is finished.

When the blood collection tube is pulled out, the material taking device 2 moves the blood collection tube between the two blood collection tube cap clamping fingers 343, and the fourth electric clamping jaw 400 drives the blood collection tube cap clamping fingers 343 to clamp the blood collection tube cap. The second driving mechanism drives the cover-pulling slide block 3413 on the blood collection tube guide block 346 to move upwards, the cover-pulling slide block 3413 drives the positioning clamping finger 347 to move upwards until the bottom of the blood collection tube body clamping groove 3471 is located at the bottom of the blood collection tube body, and the fifth electric clamping jaw 500 drives the positioning clamping finger 347 to clamp the blood collection tube body. Then the second driving mechanism drives the cap-pulling slider 3413 on the blood collection tube guide block 346 to move downwards, the cap-pulling slider 3413 drives the positioning clamping finger 347 and the blood collection tube body inside the positioning clamping finger 347 to move downwards, and the blood collection tube cap is limited by the cap-pulling step 3432 so as to be separated from the blood collection tube body and remain in the positioning cavity 3461 of the blood collection tube cap clamping finger 343, so that the cap-opening of the blood collection tube is realized. The material mixing and rotating mechanism 39 on the top of the cap pulling back plate 348 drives the fourth electric clamping jaw 400 to rotate 90 degrees, so that the cap pulling sensor 3414 faces the circular hole 3433, the cap pulling sensor 3414 senses whether a blood sampling tube cap is retained in the blood sampling tube cap clamping finger 343 through the circular hole 3433, and if the cap pulling sensor 3414 senses that the blood sampling tube cap indicates that the blood sampling tube cap is successfully pulled, the next step can be performed; if the cartridge decapping is not successful, the next step cannot be performed and the system alarms to notify the human for processing.

In the above technical scheme: as shown in fig. 12, the suction head positioning mechanism 35 includes a suction head guide block 352 fixed to the distributing plate 301, an L-shaped suction head slider 353 is provided on the suction head guide block 352, and the suction head slider 353 is driven by a third driving mechanism and is movable along the suction head guide block 352. The third driving mechanism is a fourth screw rod transmission mechanism, the fourth screw rod transmission mechanism comprises a fifth screw rod and a suction head motor 351, the screw rod has the function of converting rotary motion into linear motion, the fifth screw rod comprises a fifth screw rod and a fifth nut in threaded fit with the fifth screw rod, and the fifth screw rod is connected with a rotating shaft of the suction head motor 351 through a coupler. A seventh induction rod is fixed on the suction head slide block 353 and is connected with a fifth nut. A seventh cavity for installing a fourth screw transmission mechanism is formed in the suction head guide block 352, wherein the fifth screw is located in the seventh cavity. The tip motor 351 is mounted on the tip guide block 352 or the frame of the blood testing machine. In the embodiment, the suction head motor 351 is arranged on the suction head guide block 352, so that the vibration influence of other parts of the blood testing machine on the suction head motor 351 during working is reduced; meanwhile, the sucker motor 351 and other components of the sucker positioning mechanism 35 are combined to form an independent module, so that the sucker positioning mechanism is convenient to mount and dismount. And a seventh sliding hole is formed in the suction head guide block 352 and communicated with the seventh cavity, and a seventh induction rod penetrates through the seventh sliding hole and is connected with a fifth nut. The fourth screw rod transmission mechanism is driven by the suction head motor 351, the noise is low, the fifth screw rod is matched with the suction head motor 351 to realize rigid transmission, and the transmission is timely and rapid. The suction head guide block 352 is provided with a fifth limiting sensor, a third origin sensor and a sixth limiting sensor, the fifth limiting sensor and the sixth limiting sensor are respectively fixed at two ends of one side surface of the suction head guide block 352, and the third origin sensor is positioned between the fifth limiting sensor and the sixth limiting sensor. And the fifth limit sensor, the third origin sensor and the sixth limit sensor are used for sensing a seventh sensing rod. The suction head motor 351 drives the seventh induction rod to move to be matched with the third origin sensor, and when the seventh induction rod is induced by the third origin sensor, the suction head motor 351 resets to the origin. Then the suction head motor 351 continues to drive the suction head slide block 353 and the seventh induction rod to move; in the above process, when the fifth position-limiting sensor senses the seventh sensing rod, the suction head motor 351 stops moving; when the sixth limit sensor senses the seventh sensing rod, the suction head motor 351 stops moving, so that the fifth limit sensor and the sixth limit sensor limit the movement of the suction head slider 353.

In the above technical scheme: a suction head positioning plate 354 is fixed on the longitudinal part of the suction head slide block 353, the suction head positioning plate 354 comprises a suction head positioning rod 3541, the end part of the suction head positioning rod 3541 extends out of the suction head slide block 353 and is provided with a suction head positioning hole, and the material taking device 2 clamps the suction head and puts the suction head into the suction head positioning hole to wait for being matched with the liquid transferring device 342. When the suction head needs to be installed on the pipette 349, the third driving mechanism drives the suction head slider 353, the suction head positioning plate 354 and the suction head to move to a position right below the pipette 349, and the suction head and the pipette 349 are waited to move downwards and are in interference fit with the suction head, so that the installation between the suction head and the pipette 349 is realized. The pipette 349 then moves the tip up, which disengages from the tip location hole. The third driving mechanism drives the tip slider 353 and the tip positioning plate 354 to move away from the pipette 349.

In the above technical scheme: as shown in fig. 13, the specimen transport mechanism 36 includes a specimen guide block 362 horizontally fixed to the bottom of the dispensing plate 301, a specimen positioning slider 363 is provided at the bottom of the specimen guide block 362, and the specimen positioning slider 363 is driven by the fourth drive mechanism and is movable along the specimen guide block 362. The fourth driving mechanism comprises a first synchronizing wheel mechanism, the first synchronizing wheel transmission mechanism comprises a sample motor 361, a seventh transmission shaft and an eighth transmission shaft, the seventh transmission shaft is connected with a rotating shaft of the sample motor 361, the setting directions of the seventh transmission shaft and the sample motor 361 are the same, the eighth transmission shaft and the seventh transmission shaft are arranged in parallel, a fourth synchronizing wheel is arranged on the seventh transmission shaft and the eighth transmission shaft, and a fourth belt is sleeved between the two fourth synchronizing wheels. A third connecting block is fixed on the fourth belt, a tenth induction rod is fixed on the specimen positioning slide block 363, and the tenth induction rod is connected with the third connecting block. A specimen transmission block 366 is installed at one end of the specimen guide block 362, a first synchronous wheel transmission mechanism is installed in the specimen transmission block 366 and the specimen guide block 362, wherein a seventh transmission shaft is arranged in the specimen transmission block 366, and a specimen motor 361 is installed on the specimen transmission block 366 or a rack of a blood testing machine. In this embodiment, the specimen motor 361 is mounted on the specimen transmission block 366, so that the vibration influence of other parts of the blood testing machine on the specimen motor 361 during operation is reduced; meanwhile, the specimen motor 361 and other parts of the specimen transfer mechanism 36 to be tested are combined to form an independent module, so that the assembly and disassembly are convenient. The specimen motor 361 is arranged perpendicular to the specimen guide block 362 through the specimen transmission block 366, so that the transverse size can be reduced, the vacant space of the vertical height can be effectively utilized, and the occupied space of the whole machine can be reduced. A tenth cavity is formed in the specimen guide block 362, and an eighth transmission shaft is located at an end of the tenth cavity remote from the specimen drive block 366. The sample guide block 362 is also internally provided with a tenth sliding hole which is communicated with the tenth cavity, and the tenth induction rod passes through the tenth sliding hole and is connected with the third connecting block. First synchronizing wheel drive mechanism passes through sample motor 361 and drives, and small in noise, sample motor 361 realizes flexible transmission with seventh transmission shaft, eighth transmission shaft, fourth belt cooperation, and is safer. The specimen guide block 362 is provided with a seventh limit sensor, a fourth origin sensor and an eighth limit sensor, the seventh limit sensor and the eighth limit sensor are respectively fixed at two ends of one side surface of the specimen guide block 362, and the fourth origin sensor is positioned between the seventh limit sensor and the eighth limit sensor. The seventh limit sensor, the fourth origin sensor and the eighth limit sensor are used for sensing a tenth sensing rod. The specimen motor 361 first drives the tenth sensing rod to move to the cooperation with the fourth origin sensor, and when the fourth origin sensor senses the tenth sensing rod, the specimen motor 361 resets to the origin. Then the specimen motor 361 continues to drive the specimen positioning slide block 363 and the tenth induction rod to move; in the above process, when the seventh limit sensor senses the tenth sensing rod, the specimen motor 361 stops moving; when the eighth limit sensor senses the tenth sensing rod, the specimen motor 361 stops moving, so that the seventh limit sensor and the eighth limit sensor limit the movement of the specimen positioning slide block 363.

In the above technical scheme: the bottom of sample location slider 363 is fixed with sample reference column mounting panel 364, is fixed with sample reference column 365 on the sample reference column mounting panel 364, and the system has the location bar hole on the cooperation board 301, and the top of sample reference column 365 passes the location bar hole and the system has cooperation lug 3651, and the system has the survey cup constant head tank that is used for placing survey cup 7 on the cooperation lug 3651. Due to the detection requirement, as shown in fig. 1, the measuring cup 7 needs to be moved between the batching device 3 and the testing device 5 for several times, but a certain distance exists between the material taking device 2 and the material moving device 4, and the material taking device and the material moving device can not directly transfer the measuring cup 7, so that the to-be-measured sample transferring mechanism 36 is arranged to be responsible for transferring the measuring cup 7. The two ends of the specimen guide block 362 are respectively a testing end and a sample adding end, and the specimen positioning column 365 and the sample measuring cup 7 are driven by the fourth driving mechanism to move between the testing end and the sample adding end. When the sample positioning column 365 moves to the sample adding end, the sample cup 7 thereon is clamped by the material taking device 2; when the specimen positioning post 365 moves to the testing end, the measuring cup 7 thereon is clamped by the material moving device 4, and the distance between the material moving device 4 and the measuring cup 7 is shortened by the matching convex block 3651, so that the phenomenon that the material moving device 4 cannot clamp the measuring cup 7 is avoided.

In the above technical scheme: the reagent bottle positioning mechanism 37 is used to place glass bottles P1, P2, and P3 containing various reagents required for blood tests. As shown in fig. 14, the reagent bottle positioning mechanism 37 includes a positioning base 371, the positioning base 371 is i-shaped, the bottom of the positioning base 371 is fixed on the dispensing plate 301, a slot 3711 is formed on the positioning base 371, a pair of slot wall tops of the slot 3711 protrude inwards to form a positioning strip 3712, and a reagent bottle positioning clamp 372 is arranged in the slot 3711. As shown in fig. 15, the reagent bottle positioning fixture 372 includes a fixing seat 3721 disposed on the clamping groove 3711, a connecting column 3722 located above the fixing seat 3721, and a fixture seat 3723 located above the connecting column 3722, the fixture seat 3723 includes a three-sided fixture seat wall 37231 and a fixture groove 37232 surrounded by the three-sided fixture seat wall 37231, and an inclined seat block 373 is disposed on the fixture groove 37232. As shown in fig. 16, the inclined seat block 373 includes a seat block wall 3731 and a seat block bottom 3732, the upper surface of the seat block bottom 3732 is made as an inclined surface, the seat block bottom 3732 is located at the bottom of the clamp groove 37232, the seat block wall 3731 cooperates with the three-sided clamp seat wall 37231 to close the clamp seat 3723 on four sides, preventing the glass bottles from falling, and each glass bottle is placed in an inclined manner since the bottom of the glass bottle is in contact with the upper surface of the seat block bottom 3732. The connecting column 3722 is cliied to the glass bottle of getting of extracting device 2 clamp when moving the liquid, gets the synchronous liquid that moves of reagent bottle positioning fixture 372 and reagent promptly and presss from both sides, and the reagent inclines all the time to place when moving the liquid because the reagent price is higher, and the volume is less usually, and the slope is placed and can make full use of reagent.

In the above technical scheme: the reagent supply mechanism 38 is adapted to receive a glass vial containing other reagents required for the blood test, such as CaCl₂Reagent, reagent feed mechanism 38 is positioned adjacent to a discharge gate 3063 on the ingredient safety enclosure 306. As shown in fig. 17, the reagent feeding mechanism 38 includes a feeding guide block 382 fixed to the dispensing plate 301, and a feeding slider 383 is provided on the feeding guide block 382, and the feeding slider 383 is driven by the fifth driving mechanism and is movable along the feeding guide block 382. The fifth driving mechanism is a second synchronizing wheel transmission mechanism, the second synchronizing wheel transmission mechanism comprises a feeding motor 381, a ninth transmission shaft and a tenth transmission shaft, the ninth transmission shaft is connected with a rotating shaft of the feeding motor 381, the setting directions of the ninth transmission shaft and the feeding motor 381 are the same, the tenth transmission shaft and the ninth transmission shaft are arranged in parallel, fifth synchronizing wheels are arranged on the ninth transmission shaft and the tenth transmission shaft, and a fifth belt is sleeved between the two fifth synchronizing wheels. A fifth connecting block is fixed on the fifth belt, an eleventh sensing rod is fixed on the feeding slide block 383, and the eleventh sensing rod is connected with the fifth connecting block. The feeding transmission block 386 is installed at one end of the feeding guide block 382, the second synchronizing wheel transmission mechanism is installed in the feeding transmission block 386 and the feeding guide block 382, the ninth transmission shaft is arranged in the feeding transmission block 386, and the feeding motor 381 is installed on the feeding transmission block 386 or a frame of the blood testing machine. In this embodiment, the feeding motor 381 is installed on the feeding transmission block 386, so that the influence of vibration of other parts of the blood testing machine on the feeding motor 381 during operation is reduced; meanwhile, the feeding motor 381 and other components of the reagent feeding mechanism 38 are combined to form an independent module, which is convenient for installation and disassembly. The feeding motor 381 is arranged perpendicular to the feeding guide block 382 through the feeding transmission block 386, so that the transverse size can be reduced, the vacant space of the vertical height can be effectively utilized, and the occupation of the whole machine can be reducedA space. An eleventh cavity is formed in the feed guide block 382, and a tenth drive shaft is located at an end of the eleventh cavity remote from the feed drive block 386. An eleventh sliding hole is formed in the feeding guide block 382, the eleventh sliding hole is communicated with the eleventh cavity, and the eleventh sensing rod penetrates through the eleventh sliding hole and is connected with the fifth connecting block. The second synchronizing wheel transmission mechanism is driven by the feeding motor 381, noise is low, and the feeding motor 381 is matched with the ninth transmission shaft, the tenth transmission shaft and the fifth belt to achieve flexible transmission, so that the device is safer. In this embodiment, the feed guide block 382 is provided with a ninth limit sensor, a fifth origin sensor and a tenth limit sensor, the ninth limit sensor and the tenth limit sensor are respectively fixed at two ends of one side surface of the feed guide block 382, and the fifth origin sensor is located between the ninth limit sensor and the tenth limit sensor. The ninth limit sensor, the fifth origin sensor and the tenth limit sensor are used for sensing an eleventh sensing rod. The feeding motor 381 drives the eleventh induction rod to move to be matched with the fifth origin sensor, and when the fifth origin sensor senses the eleventh induction rod, the feeding motor 381 resets to the origin. Then the feeding motor 381 continues to drive the feeding slide 383 and the eleventh sensing rod to move; in the above process, when the ninth limit sensor senses the eleventh sensing rod, the feeding motor 381 stops moving; when the tenth limit sensor senses the eleventh sensing bar, the feed motor 381 stops moving, so that the ninth limit sensor and the tenth limit sensor limit the movement of the feed slider 383.

In the above technical scheme: a feeding mounting plate 384 is fixed on the feeding slide block 383, a reagent feeding clamp 385 is fixed on the feeding mounting plate 384, a reagent groove is formed at the top of the reagent feeding clamp 385, and CaCl is placed in the reagent groove₂Glass bottles of reagents. Contain CaCl₂The glass bottles of the reagent are manually fed, when the reagent is fed, the control button 3062 is manually pressed to start the fifth driving mechanism, the reagent feeding clamp 385 is driven to move in the direction away from the material taking device 2, and after the reagent feeding clamp 385 moves for a set distance, the fifth driving mechanism stops moving. Then the discharge door 3063 on the batching safety cover 306 is manually opened, CaCl is placed in the reagent tank₂ReagentThe glass bottle of (1). After the feeding is finished, the control button 3062 is manually pressed to start the fifth driving mechanism, the reagent feeding clamp is driven to move towards the direction close to the material taking device 2, after the reagent feeding clamp moves for a set distance, the fifth driving mechanism stops moving, and CaCl is filled in the reagent feeding clamp₂The glass bottle of reagent waits to be got by extracting device 2 clamp. The reagent supply clamp 385 is movable to prevent the CaCl from being clamped by the material taking device 2 when manual feeding is performed₂The glass bottle of reagent collides with the hand of the operator, causing the hand of the operator to be pinched, or the material taking device 2 to be damaged, etc.

As an alternative to the first compound transmission mechanism, the first driving mechanism may also adopt any one of an oil cylinder, an air cylinder, a lead screw transmission mechanism, a synchronous wheel transmission mechanism and a chain transmission mechanism. As an alternative to the first, second, third, and fourth screw transmission mechanisms, the sixth, seventh, second, and third driving mechanisms may also be any one of an oil cylinder, an air cylinder, a synchronous wheel transmission mechanism, a chain transmission mechanism, and a compound transmission mechanism. As an alternative to the first and second synchronous wheel transmission mechanisms, the fourth and fifth driving mechanisms may also adopt any one of an oil cylinder, an air cylinder, a lead screw transmission mechanism, a chain transmission mechanism and a compound transmission mechanism. Since the connection relationships among the components in the first driving mechanism, the second driving mechanism, the third driving mechanism, the fourth driving mechanism, the fifth driving mechanism, the sixth driving mechanism and the seventh driving mechanism are the same, and in order to avoid too many substantially repeated contents in the description on the premise of not affecting understanding of the technical solution, when describing the connection relationships of the alternative schemes, a general expression will be adopted, that is: a height adjusting slide block 3193, a pipetting slide block 3424, a transmission rod 3494, a cover-pulling slide block 3413, a pipette head slide block 353, a specimen positioning slide block 363, and a supply slide block 383 are collectively called slide blocks, a reagent tube guide block 3192, a pipetting guide block 3422, a pipette head detachment guide block 3495, a blood collection tube guide block 346, a pipette head guide block 352, a specimen guide block 362, and a supply guide block 382 are collectively called guide blocks, a reagent tube drive block 3194, a specimen drive block 366, and a supply drive block 386 are collectively called drive blocks, a reagent tube moving motor 3191, a pipetting motor 3421, a pipette head detachment motor 3491, a blood collection tube moving motor 345, a pipette head motor 351, a specimen motor 361, and a supply motor 381 are collectively called motors, a first limit sensor and a second limit sensor, a third limit sensor and a fourth limit sensor, a fifth limit sensor and a sixth limit sensor, a seventh limit sensor and an eighth limit sensor, a ninth limit sensor and a tenth limit sensor are collectively called limit sensors, the first origin sensor, the second origin sensor, the third origin sensor, the fourth origin sensor and the fifth origin sensor are collectively referred to as an origin sensor.

When replaced by hydro-cylinder or cylinder, hydro-cylinder or cylinder install on the guide block or the frame of blood test machine, hydro-cylinder or cylinder directly or indirectly drive the slider and remove, when adopting this scheme, can not need the initial point inductor, only need install on the slider with spacing sensor complex response thing. The advantage of this scheme is that the drive connection is simple in construction.

When replaced by screw drive, screw drive includes first lead screw and motor, and the function of lead screw is with rotary motion conversion rectilinear motion, and first lead screw includes first screw rod and the first nut with first screw rod screw-thread fit, and the pivot of first screw rod and motor is connected through the shaft coupling. Be fixed with first response pole on the slider, first response pole is connected with first nut. A first cavity for installing a screw rod transmission mechanism is formed in the guide block, wherein the first screw rod is positioned in the first cavity. The motor is mounted on a guide block or a frame of the blood testing machine. In the embodiment, the motor is arranged on the guide block, so that the vibration influence of other parts of the blood testing machine on the motor during working is reduced; meanwhile, the motor and other parts of the screw rod transmission mechanism are combined to form an independent module, so that the assembly and disassembly are convenient. The guide block is provided with a first sliding hole, the first sliding hole is communicated with the first cavity, and the first induction rod penetrates through the first sliding hole and is connected with the first nut. Compared with the oil cylinder or the air cylinder for transmission, the screw rod transmission mechanism has the advantages that the screw rod transmission mechanism is driven by the motor, the noise is low, the first screw rod is matched with the motor to realize rigid transmission, and the transmission is timely and rapid.

When the synchronous wheel transmission mechanism is used for replacing the synchronous wheel transmission mechanism, as shown in fig. 20, the synchronous wheel transmission mechanism comprises a motor, a first transmission shaft 01 and a second transmission shaft 02, the first transmission shaft 01 is connected with a rotating shaft of the motor, the arrangement directions of the first transmission shaft 01 and the rotating shaft of the motor are the same, the second transmission shaft 02 and the first transmission shaft 01 are arranged in parallel, first synchronous wheels are arranged on the first transmission shaft 01 and the second transmission shaft 02, and a first belt 03 is sleeved between the two first synchronous wheels. Be fixed with first connecting block 04 on the first belt 03, be fixed with the second response pole on the slider, the second response pole is connected with first connecting block 04. The transmission block is installed to the one end of guide block, and synchronizing wheel drive mechanism installs in transmission block and guide block, and wherein first transmission shaft 01 sets up in the transmission block, and the motor is installed in the frame of transmission block or blood test machine. In the embodiment, the motor is arranged on the transmission block and is perpendicular to the guide block, so that the vibration influence of other parts of the blood testing machine on the motor during working is reduced; meanwhile, the motor and other parts of the synchronous wheel transmission mechanism are combined to form an independent module, so that the assembly and disassembly are convenient. A second cavity is formed in the guide block, and the second transmission shaft 02 is located at one end, far away from the transmission block, of the second cavity. A second sliding hole is formed in the guide block and communicated with the second cavity, and the second induction rod penetrates through the second sliding hole and is connected with the first connecting block 04. The advantages of the synchronous wheel transmission mechanism are the same as that of the screw rod transmission mechanism, and the synchronous wheel transmission mechanism is driven by a motor and has low noise; compared with a screw rod transmission mechanism, the flexible transmission mechanism has the advantages that the motor is matched with the first transmission shaft 01, the second transmission shaft 02 and the first belt 03 to realize flexible transmission, the flexible transmission mechanism is safer, the motor is perpendicular to the guide block through the transmission block, the transverse size can be reduced, the vacant space of the vertical height is effectively utilized, and further the occupied space of the whole machine can be reduced.

When the chain transmission mechanism is used for replacing the chain transmission mechanism, the chain transmission mechanism comprises a motor, a first gear and a second gear, a gear shaft of the first gear is connected with a rotating shaft of the motor, the arrangement directions of the gear shaft and the rotating shaft are the same, and a gear shaft of the second gear is arranged in parallel with a gear shaft of the first gear. A chain is sleeved between the gear wheel disc of the first gear and the gear wheel disc of the second gear, a second connecting block is fixed on the chain, a third induction rod is fixed on the sliding block, and the third induction rod is connected with the second connecting block. The transmission block is installed to the one end of guide block, and chain drive installs in transmission block and guide block, and wherein first gear setting is in the transmission block, and the motor is installed in the frame of transmission block or blood test machine. In the embodiment, the motor is arranged on the transmission block and is perpendicular to the guide block, so that the vibration influence of other parts of the blood testing machine on the motor during working is reduced; meanwhile, the motor and other parts of the chain transmission mechanism are combined to form an independent module, so that the assembly and disassembly are convenient. A third cavity is formed in the guide block, and the second gear is located at one end, far away from the transmission block, of the third cavity. And a third sliding hole is also formed in the guide block and communicated with the third cavity, and a third induction rod penetrates through the third sliding hole and is connected with a second connecting block. The chain transmission mechanism has the advantages that the chain transmission mechanism is the same as the synchronous wheel transmission mechanism, is driven by the motor, has small noise and flexible transmission and is safer, the motor is arranged perpendicular to the guide block through the transmission block, the transverse size can be reduced, the vacant space of the vertical height is effectively utilized, and the occupied space of the whole machine can be further reduced; compared with a synchronous wheel transmission mechanism, the chain has the advantage that the chain is not easy to wear.

When replaced by a compound transmission, as shown in fig. 21, the compound transmission includes a motor, a second lead screw, a third transmission shaft 93, and a fourth transmission shaft 94, the lead screw functioning to convert a rotational motion into a linear motion. The second lead screw includes second screw 91 and with second screw 91 screw-thread fit's second nut 92, third transmission shaft 93 is connected with the pivot in the motor, the fourth transmission shaft is connected with second screw 91, all is provided with the second synchronizing wheel on third transmission shaft 93 and the fourth transmission shaft 94, the cover is equipped with second belt 95 between two second synchronizing wheels. A fourth sensing rod 96 is fixed on the cap pulling slide block 3413, and the fourth sensing rod 96 is connected with the second nut 92. The guide block is provided with a transmission block, the composite transmission mechanism is arranged in the transmission block and the guide block, the third transmission shaft 93 and the fourth transmission shaft 94 are positioned in the transmission block, the guide block is internally provided with a fourth cavity, and the second screw rod is positioned in the fourth cavity. The motor is arranged on the transmission block or the frame of the blood testing machine. In the embodiment, the motor is arranged on the transmission block and is parallel to the guide block, so that the vibration influence of other parts of the blood testing machine on the motor during working is reduced; meanwhile, the motor and other parts of the composite transmission mechanism are combined to form an independent module, so that the motor is convenient to mount and dismount. A fourth sliding hole is formed in the guide block and communicated with the fourth cavity, and a fourth induction rod 96 penetrates through the fourth sliding hole and is connected with the second nut 92. The motor is started, the rotating shaft of the motor drives the second screw 91 to rotate through the third transmission shaft 93, the second belt 95 and the fourth transmission shaft 94, the second screw 91 drives the second nut 92 to axially move along the second screw 91, and the second nut 92 drives the cap-pulling sliding block 3413 and the fourth induction rod 96 to move along the guide block. The composite transmission mechanism has the advantages that the composite transmission mechanism is the same as the chain transmission mechanism, is driven by a motor and has low noise; compared with a chain transmission mechanism, the chain transmission mechanism has the advantages that the motor is arranged in parallel to the guide block through the transmission block, the transverse size can be reduced, the vacant space of the vertical height is effectively utilized, and the occupied space of the whole machine can be reduced.

In the above technical scheme: the first electric clamping jaw 100, the second electric clamping jaw 200, the third electric clamping jaw 300, the fourth electric clamping jaw 400 and the fifth electric clamping jaw 500 respectively comprise an electric clamping jaw cylinder 101 and clamping jaw piston rods 102 positioned on two sides of the electric clamping jaw cylinder 101, wherein the electric clamping jaw cylinder 101 is purchased from the market directly, the structure inside the electric clamping jaw cylinder 101 is the prior art, and only some adjustment is made on the shape or the structure of the outer part of the electric clamping jaw cylinder in different use occasions. As shown in fig. 22, an end surface of the electric gripper cylinder 101 is provided with a concave gripper sliding groove 1011, groove walls on both sides of the gripper sliding groove 1011 are provided with convex sliding guide strips 1012, and a spacing rod 1013 is arranged in the middle of the sliding guide strips 1012. As shown in fig. 23, the bottom of the clamping jaw piston rod 102 is formed with a sliding guide leg 1021, a sliding guide slot 1022 is formed on one side of the sliding guide leg 1021, and a slot bottom of the sliding guide slot 1022 is formed with a long-strip-shaped limiting hole 1023. The sliding guide feet 1021 of the two clamping jaw piston rods 102 are both positioned in the clamping jaw sliding grooves 1011, the sliding guide strips 1012 are positioned in the sliding guide grooves 1022, and the limiting rods 1013 penetrate through the limiting holes 1023. The electric clamping jaw cylinder 101 drives the clamping jaw piston rod 102 to move, in the process, the sliding guide strip 1012 is matched with the sliding guide groove 1022 to play a role in sliding guide, and the limiting rod 1013 is matched with the limiting hole 1023 to play a role in limiting.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, all should fall into the protection scope of the utility model, the technical scheme that the design of this technical field technical personnel according to the utility model can be obtained through logic analysis, reasoning or limited experiment on prior art's basis, all should fall into.

Claims

1. The batching device of the blood testing machine is characterized by comprising a screw cap mechanism (31), a turnover mechanism (32), a standing mechanism (33), a cap pulling and code scanning mechanism (34), a suction head positioning mechanism (35), a to-be-tested sample transferring mechanism (36), a reagent bottle positioning mechanism (37) and a reagent feeding mechanism (38), wherein the screw cap mechanism (31) is used for clamping a reagent tube and uncovering the reagent tube, the turnover mechanism (32) is used for clamping the reagent tube or overturning the blood tube, the standing mechanism (33) is used for standing the blood tube and the reagent tube, the cap pulling and code scanning mechanism (34) is used for clamping a bar code on the blood tube to scan the suction head on the blood tube and uncovering the suction head on the blood tube, the positioning mechanism (35) is used for placing a test cup (7), the to-be-tested sample transferring mechanism (36) is used for positioning the test cup (7), and the reagent bottle positioning mechanism (37) is used for positioning the reagent bottle, the reagent feeding mechanism (38) is used for placing and moving reagent bottles.

2. The batching device of the blood testing machine according to claim 1, wherein the screw-capping mechanism (31) comprises a screw-capping back plate (3101), a first batching rotating mechanism for screw capping is arranged on the top of the screw-capping back plate (3101), a first electric clamping jaw (100) for clamping a reagent tube cap is connected to the bottom of the first batching rotating mechanism, a reagent tube cap clamping finger (313) is mounted on the first electric clamping jaw (100), and a tube cap groove (31311) is formed on the reagent tube cap clamping finger (313);

the reagent tube body clamping device comprises a screw cap back plate (3101), a height adjusting device (319) is arranged on the screw cap back plate (3101), the height adjusting device (319) is connected with a second electric clamping jaw (200) used for clamping a reagent tube body, reagent tube body clamping fingers (315) are installed on the second electric clamping jaw (200), a fixing groove (3151) is formed in each reagent tube body clamping finger (315), each reagent tube body clamping finger (315) is located under each reagent tube cover clamping finger (313), the first batching rotating mechanism comprises a batching rotating motor (391), the batching rotating motor (391) drives the reagent tube cover clamping fingers (313) and a tube cap of a reagent tube to rotate, the height adjusting device (319) comprises a first driving mechanism, and the first driving mechanism drives the reagent tube body clamping fingers (315) and the tube body of the reagent tube to move up and down;

the height adjusting device (319) comprises a sliding guide rail (3114) fixed on the front surface of the screw cover back plate (3101), a sliding guide slider (3115) is arranged on the sliding guide rail (3114), and the sliding guide slider (3115) is connected with the second electric clamping jaw (200);

the height adjusting device (319) further comprises a reagent tube guide block (3192) fixed on the back surface of the screw cover back plate (3101), a height adjusting sliding block (3193) is arranged on the reagent tube guide block (3192), and the height adjusting sliding block (3193) is driven by the first driving mechanism and can move along the reagent tube guide block (3192);

the bottom of the height adjusting sliding block (3193) is connected with a U-shaped connecting plate (3117), the bottom of the screw cover back plate (3101) is provided with two limiting grooves (31011), and the opening of the U-shaped connecting plate (3117) penetrates through the limiting grooves (31011) and is connected with the sliding guide sliding block (3115).

3. The dispensing device of a blood testing machine according to claim 2, wherein the first driving mechanism is any one of an oil cylinder, an air cylinder, a screw rod transmission mechanism, a synchronous wheel transmission mechanism, a chain transmission mechanism or a compound transmission mechanism;

the screw rod transmission mechanism comprises a first screw rod and a first motor, the first screw rod comprises a first screw rod and a first nut in threaded fit with the first screw rod, the first screw rod is connected with a rotating shaft of the first motor through a coupler, a first induction rod is fixed on the height adjusting sliding block (3193), and the first induction rod is connected with the first nut; a first cavity for mounting the screw rod transmission mechanism is formed in the reagent tube guide block (3192), a first screw rod is positioned in the first cavity, the first motor is mounted on the reagent tube guide block (3192) or a rack of a blood testing machine, a first sliding hole is formed in the reagent tube guide block (3192), the first sliding hole is communicated with the first cavity, and the first induction rod penetrates through the first sliding hole and is connected with the first nut;

the synchronous wheel transmission mechanism comprises a second motor, a first transmission shaft (01) and a second transmission shaft (02), the first transmission shaft (01) is connected with a rotating shaft of the second motor, the arrangement directions of the first transmission shaft and the second transmission shaft are the same, the second transmission shaft (02) is arranged in parallel with the first transmission shaft (01), the first transmission shaft (01) and the second transmission shaft (02) are both provided with first synchronous wheels, a first belt (03) is sleeved between the two first synchronous wheels, a first connecting block (04) is fixed on the first belt (03), a second induction rod is fixed on the height adjusting sliding block (3193), and the second induction rod is connected with the first connecting block (04); one end of the reagent tube guide block (3192) is provided with a reagent tube transmission block (3194), the synchronous wheel transmission mechanism is arranged in the reagent tube transmission block (3194) and the reagent tube guide block (3192), wherein the first transmission shaft (01) is arranged in the reagent tube transmission block (3194), the second motor is mounted on the reagent tube transmission block (3194) and is arranged perpendicular to the reagent tube guide block (3192) or is mounted on a rack of a blood testing machine, a second cavity is formed in the reagent tube guide block (3192), the second transmission shaft (02) is positioned at one end of the second cavity far away from the reagent tube transmission block (3194), a second sliding hole is also formed in the reagent tube guide block (3192) and is communicated with the second cavity, the second induction rod penetrates through the second sliding hole and is connected with the first connecting block (04);

the chain transmission mechanism comprises a third motor, a first gear and a second gear, a gear shaft of the first gear is connected with a rotating shaft of the third motor, the arrangement directions of the gear shaft of the first gear and the rotating shaft of the third motor are the same, a gear shaft of the second gear is arranged in parallel with the gear shaft of the first gear, a chain is sleeved between a gear disc of the first gear and a gear disc of the second gear, a second connecting block is fixed on the chain, a third induction rod is fixed on the height adjusting sliding block (3193), and the third induction rod is connected with the second connecting block; one end of the reagent tube guide block (3192) is provided with a reagent tube transmission block (3194), the chain transmission mechanism is arranged in the reagent tube transmission block (3194) and the reagent tube guide block (3192), wherein a first gear is disposed within the reagent tube drive block (3194), the third motor is mounted on the reagent tube drive block (3194) and disposed perpendicular to the reagent tube guide block (3192) or mounted on a rack of a blood testing machine, a third cavity is arranged in the reagent tube guide block (3192), the second gear is positioned at one end of the third cavity far away from the reagent tube transmission block (3194), a third sliding hole is formed in the reagent tube guide block (3192), the third sliding hole is communicated with the third cavity, and the third induction rod penetrates through the third sliding hole and is connected with the second connecting block;

the composite transmission mechanism comprises a fourth motor, a second screw rod, a third transmission shaft (93) and a fourth transmission shaft (94), the second screw rod comprises a second screw rod (91) and a second nut (92) in threaded fit with the second screw rod (91), the third transmission shaft (93) is connected with a rotating shaft in the fourth motor, the fourth transmission shaft (94) is connected with the second screw rod (91), second synchronizing wheels are arranged on the third transmission shaft (93) and the fourth transmission shaft (94), a second belt (95) is sleeved between the second synchronizing wheels, a fourth induction rod (96) is fixed on the height adjusting sliding block (3193), and the fourth induction rod (96) is connected with the second nut (92); a reagent tube driving block (3194) is installed on the reagent tube guiding block (3192), the compound driving mechanism is installed in the reagent tube driving block (3194) and the reagent tube guiding block (3192), wherein a third driving shaft (93) and a fourth driving shaft (94) are located in the reagent tube driving block (3194), a fourth cavity is formed in the reagent tube guiding block (3192), the second screw rod is located in the fourth cavity, the fourth motor is installed on the reagent tube driving block (3194) and is arranged in parallel with the reagent tube guiding block (3192) or is installed on a rack of a blood testing machine, a fourth sliding hole is formed in the reagent tube guiding block (3192), the fourth sliding hole is communicated with the fourth cavity, and the fourth sensing rod (96) penetrates through the fourth sliding hole and is connected with the second nut (92);

the reagent tube guide block (3192) is provided with a first limit sensor, a first origin sensor and a second limit sensor, the first limit sensor and the second limit sensor are respectively fixed at two ends of one side face of the reagent tube guide block (3192), and the first origin sensor is positioned between the first limit sensor and the second limit sensor.

4. The dispensing device of the blood testing machine according to claim 1, wherein the turning mechanism (32) comprises a support plate (325), the upper portion of the support plate (325) is provided with a turning hole, a finger clamping shaft is arranged in the turning hole, one end of the finger clamping shaft is connected with a third electric clamping jaw (300), the other end of the finger clamping shaft is connected with a motor shaft of a turning motor (323), the third electric clamping jaw (300) is provided with a turning clamping finger (322), the turning clamping finger (322) is provided with a small finger clamping gap (3221) and a large finger clamping gap (3222), the small finger clamping gap (3221) is used for clamping a reagent tube, the large finger clamping gap (3222) is used for clamping a blood collection tube, and the turning motor (323) drives the turning clamping finger (322) to turn.

5. The dispensing device of a blood testing machine according to claim 1, wherein the standing mechanism (33) includes a standing jig (331) and a plurality of standing sensors (332), a plurality of reagent tube standing grooves (3311) and a plurality of blood collection tube standing grooves (3312) are formed in the standing jig (331), and one standing sensor (332) is provided for each of the reagent tube standing grooves (3311) and the blood collection tube standing grooves (3312).

6. The batching device of the blood testing machine according to claim 3, wherein said cover-pulling code-scanning mechanism (34) comprises a cover-pulling back plate (348), said cover-pulling back plate (348) is sequentially provided with a second batching rotating mechanism, a code scanner (3415) and a second driving mechanism from top to bottom, said cover-pulling back plate (348) is further connected with a liquid-transferring device (342), the bottom of said second batching rotating mechanism is connected with a fourth electric clamping jaw (400) for clamping a blood collection tube cover, said fourth electric clamping jaw (400) is provided with a blood collection tube cover clamping finger (343), and said blood collection tube cover clamping finger (343) is provided with a positioning cavity (3431);

a blood collection tube guide block (346) is fixed at the lower part of the cap pulling back plate (348), a cap pulling slider (3413) is arranged on the blood collection tube guide block (346), the cap pulling slider (3413) is driven by the second driving mechanism and can move along the blood collection tube guide block (346), a fifth electric clamping jaw (500) for clamping a blood collection tube body is installed on the cap pulling slider (3413), a positioning clamping jaw (347) is installed on the fifth electric clamping jaw (500), a blood collection tube body clamping groove (3471) is formed in the positioning clamping jaw (347), the positioning clamping jaw (347) is positioned under the blood collection tube cap clamping finger (343), the blood collection tube cap clamping finger (343) clamps a tube cap of a blood collection tube, the positioning clamping jaw (347) clamps the tube body of the blood collection tube, and the second batching rotating mechanism drives the blood collection tube cap clamping finger (343) and the tube cap of the blood collection tube to rotate, the second driving mechanism drives the positioning clamping jaw (347) and the blood collection tube body to move up and down.

7. The dispensing device of the blood testing machine according to claim 6, wherein the second driving mechanism is any one of an oil cylinder, an air cylinder, a screw rod transmission mechanism, a synchronous wheel transmission mechanism, a chain transmission mechanism or a compound transmission mechanism;

install third spacing sensor, second initial point sensor and fourth spacing sensor on heparin tube guide block (346), third spacing sensor, fourth spacing sensor are fixed respectively the both ends of heparin tube guide block (346) a side, second initial point sensor is located between third spacing sensor and the fourth spacing sensor.

8. The dispensing device of claim 3, wherein the suction head positioning mechanism (35) comprises a suction head guide block (352), a suction head slider (353) is disposed on the suction head guide block (352), the suction head slider (353) is driven by a third driving mechanism and can move along the suction head guide block (352), a suction head positioning plate (354) is fixed on the suction head slider (353), the suction head positioning plate (354) comprises a suction head positioning rod (3541), and an end of the suction head positioning rod (3541) extends out of the suction head slider (353) and is provided with a suction head positioning hole matched with the suction head.

9. The dispensing device of a blood testing machine according to claim 8, wherein the third driving mechanism is any one of an oil cylinder, an air cylinder, a screw rod transmission mechanism, a synchronous wheel transmission mechanism, a chain transmission mechanism or a compound transmission mechanism;

the suction head guide block (352) is provided with a fifth limiting sensor, a third origin sensor and a sixth limiting sensor, the fifth limiting sensor and the sixth limiting sensor are respectively fixed at two ends of one side surface of the suction head guide block (352), and the third origin sensor is positioned between the fifth limiting sensor and the sixth limiting sensor.

10. The dispensing device of the blood testing machine according to claim 3, wherein the specimen transport mechanism (36) to be tested includes a specimen guide block (362), a specimen positioning slider (363) is disposed on the specimen guide block (362), the specimen positioning slider (363) is driven by a fourth driving mechanism and can move along the specimen guide block (362), a specimen positioning column (365) is disposed on the specimen positioning slider (363), and a cup positioning slot is formed at a top of the specimen positioning column (365).

11. The dispensing device of a blood testing machine according to claim 10, wherein the fourth driving mechanism is any one of an oil cylinder, an air cylinder, a screw rod transmission mechanism, a synchronous wheel transmission mechanism, a chain transmission mechanism or a compound transmission mechanism;

the specimen guide block (362) is provided with a seventh limit sensor, a fourth origin sensor and an eighth limit sensor, the seventh limit sensor and the eighth limit sensor are respectively fixed at two ends of one side surface of the specimen guide block (362), and the fourth origin sensor is positioned between the seventh limit sensor and the eighth limit sensor.

12. The dispensing device of a blood testing machine according to claim 1, wherein the reagent bottle positioning mechanism (37) comprises a reagent bottle positioning clamp (372), the reagent bottle positioning clamp (372) comprises a fixed seat (3721), a connecting column (3722) located above the fixed seat (3721), and a clamp seat (3723) located above the connecting column (3722), the clamp seat (3723) comprises a clamp groove (37232), the reagent bottle is located in the clamp groove (37232), an inclined seat block (373) is arranged on the clamp groove (37232), the inclined seat block (373) comprises a seat block bottom (3732), the upper surface of the seat block bottom (3732) is formed into an inclined surface, and the seat block bottom (3732) is located at the bottom of the clamp groove (37232).

13. The batching device of the blood testing machine according to claim 3, wherein the reagent feeding mechanism (38) comprises a feeding guide block (382), a feeding slide block (383) is arranged on the feeding guide block (382), the feeding slide block (383) is driven by a fifth driving mechanism and can move along the feeding guide block (382), a reagent feeding clamp (385) is arranged on the feeding slide block (383), and a reagent groove for placing a reagent bottle is formed at the top of the reagent feeding clamp (385).

14. The dispensing device of a blood testing machine according to claim 13, wherein the fifth driving mechanism is any one of an oil cylinder, an air cylinder, a screw rod transmission mechanism, a synchronous wheel transmission mechanism, a chain transmission mechanism or a compound transmission mechanism;

the feeding guide block (382) is provided with a ninth limiting sensor, a fifth origin sensor and a tenth limiting sensor, the ninth limiting sensor and the tenth limiting sensor are respectively fixed at two ends of one side surface of the feeding guide block (382), and the fifth origin sensor is positioned between the ninth limiting sensor and the tenth limiting sensor.