CN112657358A

CN112657358A - Automatic blending device for solution characteristic test under different concentrations

Info

Publication number: CN112657358A
Application number: CN202110022388.5A
Authority: CN
Inventors: 潘国梦
Original assignee: Shanghai Fushou Intelligent Technology Co ltd
Current assignee: Shanghai Fushou Intelligent Technology Co ltd
Priority date: 2021-01-08
Filing date: 2021-01-08
Publication date: 2021-04-16

Abstract

The invention discloses an automatic blending device for testing solution characteristics under different concentrations, which comprises a working box body, wherein a working cavity is arranged in the working box body, a hydraulic cylinder is embedded in the inner wall of the rear side of the working cavity, the front end of the hydraulic cylinder is dynamically connected with a hydraulic rod, a mounting shaft is rotatably arranged on the inner wall of the lower side of the working cavity, the device realizes the blending of different concentrations of solutions by releasing solutes and solvents in different proportions in the solutions under solid volumes, each solution with different concentrations is blended with the solid volumes in the blending process, the waste of the solutes and the solvents is avoided while the concentration control is convenient, in addition, the device automatically collects the blended solutions, the intermittent rotating collection mode is favorable for the staff to mark and sort the solutions with different concentrations, the device has higher automation degree, large concentration range of the solution blending and higher efficiency, the solution proportioning workload of workers can be greatly reduced.

Description

Automatic blending device for solution characteristic test under different concentrations

Technical Field

The invention relates to the field of solution characteristic test, in particular to an automatic blending device for solution characteristic test under different concentrations.

Background

The characteristics of the solution depend on the proportion of the solvent and the solute of the solution, the physical and chemical characteristics of the solution are different to a certain extent due to different proportions, certain advanced testing devices can perform characteristic test analysis on the solutions with different concentrations, however, the existing testing devices still need to manually proportion the solutions with different concentrations, and the solution concentration calculation formula is the mass of the solution in the mass ratio of the solute, so the addition mass calculation of the solutions with different solute masses in the solvent proportioning process is very complicated, and the workload of workers is greatly increased. The present invention addresses the above-mentioned problems.

Disclosure of Invention

The technical problem is as follows:

the characteristics of the solution depend on the proportion of the solvent and the solute of the solution, the existing solution characteristic testing device needs to manually match the solutions with different concentrations, and the adding quality of the solvent is extremely complex to calculate in the process of determining the concentration matching.

In order to solve the problems, the embodiment designs an automatic blending device for testing the characteristics of solutions with different concentrations, the automatic blending device for testing the characteristics of solutions with different concentrations comprises a working box body, a working cavity is arranged in the working box body, a hydraulic cylinder is embedded in the inner wall of the rear side of the working cavity, a hydraulic rod is arranged at the front end of the hydraulic cylinder in a power connection mode, a mounting shaft is arranged on the inner wall of the lower side of the working cavity in a rotating mode, an access device is arranged on the upper side of the mounting shaft, the access device comprises a mounting sleeve arranged on the upper side of the mounting shaft, an access cavity with a downward opening is arranged in the mounting sleeve, the mounting shaft is in splined connection with the inner wall of the access cavity, a mounting plate is fixedly arranged on the upper end face of the mounting sleeve, a positioning shaft is fixedly arranged on the upper end face of the mounting plate, a shifting device is arranged on the left side of the access device, the shifting device, the left end face and the right end face of the driven block are bilaterally symmetrical, seven first sliding holes with openings far away from the hydraulic rod side are uniformly arranged in an array along the front-back direction, first sliding teeth are arranged in the first sliding holes in a left-right sliding mode, first springs are fixedly arranged between the end face, close to the hydraulic rod side, of each first sliding tooth and the inner wall, close to the hydraulic rod side, of each first sliding hole, beneficially, the first sliding teeth on the left side and the first sliding teeth on the right side are opposite in tooth surface inclination direction, two pressure cavities are symmetrically arranged in the working box body bilaterally, liquid distribution devices are arranged in the pressure cavities, each liquid distribution device comprises a piston plate which is arranged in each pressure cavity in a vertical sliding mode, two liquid storage cavities are symmetrically arranged in the working box body bilaterally, threaded holes are formed in the inner walls of the upper sides of the liquid storage cavities and the upper, stock solution chamber downside inner wall with correspond the side pressure chamber downside inner wall link up and is equipped with the feed liquor hole, the feed liquor downthehole be equipped with to the one-way feed liquor check valve that intakes of pressure intracavity, in the pressure chamber downside with working chamber upside inner wall link up and is equipped with out the liquid hole, go out the liquid check valve that is equipped with one-way play water in the liquid hole, be equipped with the transmission chamber in the working box, be equipped with the constant volume device in the transmission chamber, the constant volume device includes bilateral symmetry and fixed the setting two fixed casees on the working chamber downside inner wall, be equipped with spacing chamber in the fixed case, the slip is equipped with the slide about the spacing intracavity, slide up end with the fixed second spring that is equipped with between the spacing intracavity upside inner.

The access device is characterized by further comprising a placement disc arranged on the upper side of the placement plate, positioning holes which are communicated up and down are formed in the placement disc, positioning shafts are connected with inner wall spline of the positioning holes, the upper end face of the placement disc is wound on the positioning hole annular array, eight placement holes with upward openings are formed in the placement hole, solution pipes are arranged in the placement holes in a sliding mode, when the placement plate is pressed downwards, the placement sleeves move downwards relative to the placement shafts, access springs are compressed, and the solution pipes in the placement holes can be accessed at the moment.

Wherein, the toggle device further comprises two first rotating shafts which are bilaterally symmetrical about the driven block and are fixedly arranged between the upper inner wall and the lower inner wall of the working cavity, the first rotating shafts are fixedly provided with first straight gears which can be meshed with the first sliding teeth, the first rotating shaft at the right side is fixedly provided with a rotating wheel, the lower end surface of the rotating wheel is fixedly provided with a fixing pin, the mounting shaft is fixedly provided with an eight-groove grooved wheel, the fixing pin can slide in a track on the eight-groove grooved wheel, when the driven block moves forwards, the first sliding teeth at the right side and the first straight gears at the right side slide relatively, namely, the first straight gears at the right side do not rotate, when the driven block moves backwards, the first sliding teeth at the right side are meshed with the first straight gears at the right side and drive the first straight gears at the right side, the first rotating shafts and the rotating wheel to rotate for a circle, the fixing pin rotates for a circle to drive the eight-groove grooved wheel to rotate for one eighth of a circle.

Wherein, the liquid distribution device also comprises a liquid feeding nozzle which is arranged at the through position of the liquid outlet hole and the inner wall of the upper side of the working cavity in a threaded connection manner, a piston rod is fixedly arranged on the upper end surface of the piston plate, the upper end of the piston rod extends into the transmission cavity, a driven plate is fixedly arranged on the upper end surface, a driven box is arranged on the upper side of the piston rod, a transition cavity is arranged in the driven box, the driven plate slides up and down in the transition cavity at the corresponding side, a third spring is fixedly arranged between the upper end surface of the driven plate and the inner wall of the upper side of the transition cavity, a tooth cavity which is arranged at the upper side of the transition cavity and is through from front to back is arranged in the driven box, two second rotating shafts are arranged between the inner walls at the front side and the back side of the transmission cavity in a bilateral symmetry manner and in a rotating manner, the rear ends of the two second rotating shafts, the semi-gear can with tooth chamber left side inner wall or right side inner wall meshing, profitable, rotate between the side around the working chamber between be equipped with the left side the third axis of rotation that first axis of rotation skewed tooth meshing is connected, third axis of rotation rear end extends to working box rear end face rear side and with the left side second axis of rotation belt is connected, works as the piston plate is in when reciprocating in the pressure chamber, the liquid in the stock solution intracavity will pass through the feed liquor hole the feed liquor check valve enters into the corresponding side in the pressure chamber, and pass through go out the liquid check valve go out the liquid hole the liquid feeding mouth flows in to be located the liquid feeding mouth downside in the solution pipe.

Wherein, the constant volume device also comprises a limit pin fixedly arranged on the sliding plate close to the end face of the symmetrical center side, beneficially, the limit pin at the left side is positioned at the upper side of the right end face of the sliding plate at the left side, the limit pin at the right side is positioned at the lower side of the left end face of the sliding plate, a stroke groove is arranged between the inner wall of the limiting cavity far away from the symmetrical center side and the end face of the fixed box far away from the symmetrical center side, a bearing plate is fixedly arranged between the inner walls at the left side and the right side of the limiting cavity, a limit groove is arranged between the inner wall of the limiting cavity close to the symmetrical center side and the end face of the fixed box close to the symmetrical center side, a limit plate positioned in the transmission cavity is fixedly arranged on the piston rod, a first slide rod which is in up-down sliding connection with the bearing plate at the left side is fixedly arranged on the lower end face of the sliding plate at the left side, a fourth rotating shaft is rotatably arranged between the inner walls of the front side and the rear side of the transmission cavity, a second straight gear meshed with the left end face of the sliding plate is fixedly arranged on the fourth rotating shaft, a second sliding rod connected with the right bearing plate in a vertical sliding manner is fixedly arranged on the lower end face of the sliding plate on the right side, a second limiting rod capable of abutting against the limiting plate on the right side and sliding up and down in the limiting groove is fixedly arranged on the left end face of the second sliding rod, a fifth rotating shaft is rotatably arranged between the inner walls of the front side and the rear side of the transmission cavity, a third straight gear meshed with the right end face of the sliding plate on the right side is fixedly arranged on the fifth rotating shaft, a reset cavity with an opening facing away from the symmetrical center side is arranged on the inner wall of the symmetrical center side in the limit cavity in a left-right sliding manner, a reset plate is arranged on the end face of the reset cavity facing away from the symmetrical center side in, the second sliding hole is internally provided with a second sliding tooth in a left-right sliding manner, the second sliding tooth is close to a side end face of the symmetric center and is fixedly provided with a fourth spring between the side inner wall of the symmetric center and the second sliding hole, the sliding tooth surface of the second sliding tooth is opposite to the side inclined direction, the fixed box is internally provided with a control cavity, the reset plate is fixedly provided with a third slide bar on the side end face of the symmetric center, the third slide bar is close to the side end of the symmetric center and extends to a corresponding side, the control cavity is internally and fixedly provided with an attraction plate, the attraction plate slides left and right in the control cavity, the attraction plate is far away from the side end face of the symmetric center and is fixedly provided with a fifth spring between the inner wall of the symmetric center and far away from the inner wall of the symmetric center, the attraction plate is far away from the side end face of the symmetric center and is fixedly provided with two annular electromagnets capable of attracting at the corresponding positions of the inner wall, profitable, the fourth axis of rotation with fifth axis of rotation rear end extends to work box rear end face rear side and belt connection each other, rotate between the side inner wall around the working chamber be equipped with settle the sixth axis of rotation that the meshing of the skewed tooth of axle is connected, the sixth axis of rotation rear end extends to work box rear end face rear side and with fourth axis of rotation belt connection works as it drives to settle the axle during sixth axis of rotation intermittent type rotates, the fourth axis of rotation with fifth axis of rotation intermittent type rotates and drives the left side respectively the slide shifts up, the right side the slide moves down, thereby drives first gag lever post move down the second gag lever post shifts up, and then it is right to change the spacing distance of limiting plate.

The invention has the beneficial effects that: this device is through the different proportion release of solute and solvent in the solution under to the solid volume, the realization is to the ratio of the different concentrations of solution, at the ratio in-process, the equal ratio solid volume of solution of every concentration, the waste of solute and solvent has been avoided when making things convenient for concentration control, in addition, this device carries out automatic collection to ratio solution, the mode of intermittent rotation collection is favorable to the staff to mark the sequencing to different concentration solutions during it, this device degree of automation is higher, solution ratio concentration range is big and efficiency is higher, staff's the solution ratio work load that can significantly reduce.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure in the direction "A-A" of FIG. 1;

FIG. 3 is a schematic view of the structure in the direction "B-B" in FIG. 1;

fig. 4 is an enlarged schematic view of a portion "C" in fig. 1.

Detailed Description

The invention will now be described in detail with reference to fig. 1-4, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The invention relates to an automatic blending device for solution characteristic tests under different concentrations, which is mainly applied to the automatic blending process of the solution characteristic tests under different concentrations, and the invention is further explained by combining the attached drawings of the invention as follows:

the invention relates to an automatic blending device for testing the solution characteristics under different concentrations, which comprises a working box body 11, wherein a working cavity 12 is arranged in the working box body 11, a hydraulic cylinder 62 is embedded in the inner wall of the rear side of the working cavity 12, the front end of the hydraulic cylinder 62 is connected with a hydraulic rod 61 in a power mode, a mounting shaft 50 is rotatably arranged on the inner wall of the lower side of the working cavity 12, an access device 901 is arranged on the upper side of the mounting shaft 50, the access device 901 comprises a mounting sleeve 47 arranged on the upper side of the mounting shaft 50, an access cavity 51 with a downward opening is arranged in the mounting sleeve 47, the mounting shaft 50 is connected with the inner wall of the access cavity 51 through a spline, a mounting plate 45 is fixedly arranged on the upper end surface of the mounting sleeve 47, a positioning shaft 53 is fixedly arranged on the upper end surface of the mounting plate 45, a turning device 902 is arranged on the left side of the access device 901, the turning device 902 comprises a driven block 16, seven first sliding holes 60 with openings far away from the hydraulic rod 61 are symmetrically arranged on the left end face and the right end face of the driven block 16 in a left-right mode and are evenly arrayed along the front-back direction, a first sliding tooth 58 is arranged in the first sliding hole 60 in a left-right sliding mode, a first spring 59 is fixedly arranged between the end face, close to the hydraulic rod 61, of the first sliding tooth 58 and the inner wall, close to the hydraulic rod 61, of the first sliding hole 60, beneficially, the tooth surfaces of the first sliding tooth 58 on the left side and the first sliding tooth 58 on the right side are opposite in inclined direction, two pressure cavities 19 are symmetrically arranged in the working box body 11 in the left-right mode, a liquid distribution device 903 is arranged in each pressure cavity 19, each liquid distribution device 903 comprises a piston plate 18 which is arranged in the pressure cavities 19 in the up-down sliding mode, two liquid storage cavities 26 are symmetrically arranged in the left-right mode in the working box body 11, and threaded holes 28 are, the threaded hole 28 is internally threaded and provided with a screw plug 27, the inner wall of the lower side of the liquid storage cavity 26 and the inner wall of the lower side of the pressure cavity 19 at the corresponding side are provided with a liquid inlet hole 23 in a penetrating way, a liquid inlet one-way valve 41 which can feed water into the pressure cavity 19 in one way is arranged in the liquid inlet hole 23, a liquid outlet hole 43 is arranged in the lower side of the pressure cavity 19 and communicated with the inner wall of the upper side of the working cavity 12, a liquid outlet one-way valve 42 for one-way water outlet is arranged in the liquid outlet hole 43, a transmission cavity 24 is arranged in the working box body 11, a constant volume device 904 is arranged in the transmission cavity 24, the constant volume device 904 comprises two fixed boxes 82 which are bilaterally symmetrical and are fixedly arranged on the inner wall of the lower side of the working cavity 12, a limiting cavity 37 is arranged in the fixed box 82, a sliding plate 68 is arranged in the limiting cavity 37 in a vertical sliding manner, a second spring 70 is fixedly arranged between the upper end surface of the sliding plate 68 and the inner wall of the upper side of the limiting cavity 37.

According to an embodiment, the access device 901 is described in detail below, the access device 901 further includes a placement plate 13 disposed on the upper side of the placement plate 45, a through positioning hole 15 is disposed in the placement plate 13, the positioning shaft 53 is spline-connected to an inner wall of the positioning hole 15, eight placement holes 46 with upward openings are disposed on the upper end surface of the placement plate 13 in an annular array around the positioning hole 15, a solution tube 44 is slidably disposed in the placement holes 46 in the up-down direction, when the placement plate 45 is pressed downward, the placement sleeve 47 moves downward relative to the placement shaft 50, the access spring 48 is compressed, and at this time, the solution tube 44 in the placement holes 46 can be accessed.

According to the embodiment, the dial-up device 902 is described in detail below, the dial-up device 902 further includes two first rotating shafts 54 that are bilaterally symmetric with respect to the driven block 16 and fixedly disposed between the upper and lower inner walls of the working chamber 12, the first rotating shaft 54 is fixedly provided with a first straight gear 57 capable of meshing with the first sliding tooth 58, the right first rotating shaft 54 is fixedly provided with a rotating wheel 55, the lower end surface of the rotating wheel 55 is fixedly provided with a fixed pin 63, the mounting shaft 50 is fixedly provided with an eight-groove sheave 52, the fixed pin 63 is capable of sliding in a track on the eight-groove sheave 52, when the driven block 16 moves forward, the right first sliding tooth 58 slides relative to the right first straight gear 57, that is, the right first straight gear 57 does not rotate, and when the driven block 16 moves backward, the right first sliding tooth 58 meshes with the right first straight gear 57 and drives the right first straight gear 57, The first rotating shaft 54 and the rotating wheel 55 rotate once, and the fixing pin 63 rotates once to drive the eight-slot grooved wheel 52 to rotate one eighth of a circle.

According to the embodiment, the liquid preparation device 903 is described in detail below, the liquid preparation device 903 further includes a liquid feeding nozzle 17 threadedly connected to a penetrating portion between the liquid outlet hole 43 and the inner wall of the upper side of the working chamber 12, a piston rod 40 is fixedly disposed on the upper end surface of the piston plate 18, a driven plate 34 is fixedly disposed on the upper end surface of the piston rod 40 and extends into the transmission chamber 24, a driven box 30 is disposed on the upper side of the piston rod 40, a transition chamber 25 is disposed in the driven box 30, the driven plate 34 slides up and down in the transition chamber 25 at the corresponding side, a third spring 33 is fixedly disposed between the upper end surface of the driven plate 34 and the inner wall of the upper side of the transition chamber 25, a tooth chamber 32 is disposed in the driven box 30 and penetrates through the transition chamber 25, two second rotating shafts 29 are symmetrically disposed between the inner walls of the front and rear sides of the transmission chamber 24 and rotatably, two second axis of rotation 29 rear end extends to work box 11 rear end face rear side and belt connection each other, fixed being equipped with on the second axis of rotation 29 is located the corresponding side half gear 31 in the tooth chamber 32, half gear 31 can with tooth chamber 32 left side inner wall or right side inner wall meshing, profitable, it is equipped with the left side to rotate between the side around the work chamber 12 the third axis of rotation 14 that first axis of rotation 54 skewed tooth meshing is connected, third axis of rotation 14 rear end extends to work box 11 rear end face rear side and with the left side second axis of rotation 29 belt connection, works as piston plate 18 is in when reciprocating in the pressure chamber 19, liquid in the stock solution chamber 26 will pass through feed liquor hole 23, feed liquor check valve 41 enters into the corresponding side in the pressure chamber 19, and pass through play liquid check valve 42 play liquid hole 43, The feeding spout 17 flows into the solution pipe 44 located at the lower side of the feeding spout 17.

According to the embodiment, the following detailed description will be given to the constant volume device 904, the constant volume device 904 further includes a limit pin 69 fixedly disposed on the sliding plate 68 near the end surface of the symmetrical center side, beneficially, the limit pin 69 on the left side is disposed on the upper side of the right end surface of the sliding plate 68 on the left side, the limit pin 69 on the right side is disposed on the lower side of the left end surface of the sliding plate 68 on the right side, a stroke groove 67 is disposed between the inner wall of the limit cavity 37 far from the symmetrical center side and the end surface of the fixed box 82 far from the symmetrical center side, a bearing plate 81 is fixedly disposed between the inner walls of the limit cavity 37 on the left side and the right side, a limit groove 21 is disposed between the inner wall of the limit cavity 37 near the symmetrical center side and the end surface of the fixed box 82 near the symmetrical center side, a limit plate 20 located in the transmission cavity 24 is fixedly disposed on the piston rod 40, a first slide rod 64 slidably, a first limiting rod 22 which can be abutted against the limiting plate 20 on the left side and can slide up and down in the limiting groove 21 is fixedly arranged on the right end face of the first slide rod 64, a fourth rotating shaft 66 is rotatably arranged between the inner walls of the front side and the rear side of the transmission cavity 24, a second straight gear 65 meshed with the left end face of the slide plate 68 on the left side is fixedly arranged on the fourth rotating shaft 66, a second slide rod 38 connected with the bearing plate 81 on the right side in a vertical sliding manner is fixedly arranged on the lower end face of the slide plate 68 on the right side, a second limiting rod 39 which can be abutted against the limiting plate 20 on the right side and can slide up and down in the limiting groove 21 is fixedly arranged on the left end face of the second slide rod 38, a fifth rotating shaft 36 is rotatably arranged between the inner walls of the front side and the rear side of the transmission cavity 24, a third straight gear 35 meshed with the right end face of the slide plate 68 on the right side is fixedly arranged on the fifth rotating shaft 36, a, the reset plate 71 is internally provided with a reset plate 80 in a left-right sliding manner, the reset plate 80 is far away from the end face of the symmetrical center side and is uniformly provided with eight second sliding holes 74 far away from the symmetrical center side along the vertical direction in an array manner, the second sliding holes 74 are internally provided with second sliding teeth 72 in a left-right sliding manner, the second sliding teeth 72 are fixedly provided with fourth springs 73 between the end face of the symmetrical center side and the inner wall of the symmetrical center side near the second sliding holes 74, beneficially, the tooth surfaces of the second sliding teeth 72 on the left side and the right side are opposite in inclined direction, a control chamber 79 is arranged in the fixed box 82, the reset plate 80 is fixedly provided with a third sliding rod 77 near the end face of the symmetrical center side, the third sliding rod 77 is near the end of the symmetrical center and extends to the corresponding side in the control chamber 79 and is fixedly provided with an absorbing plate 75 near the end face of the symmetrical center side, and the absorbing plate 75 slides left and right in the control chamber, inhale the plywood 75 keep away from the symmetry center side end face with control chamber 79 keeps away from between the symmetry center side inner wall fixedly and is equipped with fifth spring 76, inhale plywood 75 keep away from the symmetry center side end face with control chamber 79 keeps away from the symmetry center side inner wall and corresponds the position on the fixed annular electromagnet 78 that is equipped with two can the actuation, and is profitable, fourth axis of rotation 66 with fifth axis of rotation 36 rear end extends to work box 11 rear end face rear side and belt connection each other, rotate between the side inner wall around the work chamber 12 be equipped with settle the sixth axis of rotation 49 that axle 50 skewed tooth meshing is connected, sixth axis of rotation 49 rear end extends to work box 11 rear end face rear side and with fourth axis of rotation 66 belt connection, works as settle axle 50 and drive when sixth axis of rotation 49 intermittent type rotates, fourth axis of rotation 66 with fifth axis of rotation 36 intermittent type rotates and drives the left side respectively slide 68 shifts up, The slide plate 68 moves downwards at the right side, so as to drive the first limiting rod 22 to move downwards and the second limiting rod 39 to move upwards, and further change the limiting distance of the limiting plate 20.

The following will describe in detail the use steps of the automatic dispensing device for testing the solution characteristics of different concentrations in the present disclosure with reference to fig. 1 to 4:

initially, the lower end face of the placing plate 13 abuts against the upper end face of the placing plate 45, the positioning shaft 53 is located in the positioning hole 15, the access spring 48 is uncompressed, the placing shaft 50 is located at a lower side position in the access cavity 51, the driven block 16 is located at the rear side of the first rotating shaft 54, the first sliding tooth 58 is not abutted and engaged with the first spur gear 57, the lower end face of the piston plate 18 abuts against the lower side inner wall of the pressure cavity 19, the half gear 31 is located at the uppermost side in the gear cavity 32, the driven plate 34 is located at a middle position in the transition cavity 25, the third spring 33 does not accumulate elastic potential energy, the lower end face of the limiting plate 20 abuts against the lower side inner wall of the transmission cavity 24, the upper end face of the first limiting rod 22 abuts against the upper side inner wall of the left side limiting groove 21, the second limiting rod 39 abuts against the lower side inner wall of the right side limiting groove 21, the second spur gear 65 is engaged with the lower side of the left side end face of the left side sliding plate, the two annular electromagnets 78 are not attracted, the fifth spring 76 is not compressed, the reset plate 80 is positioned in the reset cavity 71 and is closest to the symmetrical center side, the second sliding tooth 72 is not in interference engagement with the limit pin 69, and the fourth spring 73 is not compressed;

in preparation, the setting plate 45 is pressed, the setting sleeve 47 moves downwards relative to the setting shaft 50, the access spring 48 is compressed, the setting disk 13 moves upwards to take the setting disk 13 out of the positioning shaft 53, the solution pipe 44 is placed in the placing hole 46, then the placing disc 13 is placed on the placing plate 45 again, the positioning shaft 53 moves upwards in the positioning hole 15, the placing plate 45 is loosened, the placing sleeve 47 and the placing disc 13 return under the elastic force of the access spring 48, the solution pipe 44 at the leftmost side is just positioned right below the two liquid adding nozzles 17, the liquid storage cavity 26 is opened by rotating the screw plug 27, sufficient solvent and solute are respectively added into the two liquid storage cavities 26, then the screw plug 27 is rotated to close the liquid storage cavity 26 again, the two annular electromagnets 78 are started to suck, the suction plate 75, the third sliding rod 77 and the reset plate 80 move to the side far away from the symmetrical center, the fifth spring 76 is compressed, and the two limit pins 69 are in interference engagement with the second sliding teeth 72 on the corresponding side;

when the hydraulic pump works, the hydraulic cylinder 62 works, the hydraulic rod 61 reciprocates back and forth left, when the hydraulic rod 61 moves forward, the driven block 16 moves forward, the left first sliding tooth 58 is meshed with the left first rotating shaft 54 and drives the first rotating shaft 54 to rotate exactly for one circle, the right first sliding tooth 58 slides relative to the right first rotating shaft 54, the right first sliding tooth 58 moves leftward, the right first spring 59 compresses, the left first rotating shaft 54 rotates for one circle and drives the third rotating shaft 14 to rotate for one circle, the third rotating shaft 14 drives the left second rotating shaft 29 and the right second rotating shaft 31 to rotate for one circle, the half gear 31 rotates for one circle and drives the driven box 30 to complete one up-down reciprocating period, when the driven box 30 moves upward, the limiting plate 20, the piston rod 40 and the piston plate 18 move upward, when the piston plate 18 moves upward in the pressure cavity 19, the solvent or the solvent in the liquid storage cavity 26 respectively passes through the liquid inlet hole 23 on the corresponding side, The liquid inlet check valve 41 flows into the pressure cavity 19 on the corresponding side, the left side limiting plate 20 is abutted and limited by the first limiting rod 22 when moving upwards, the right side limiting plate 20 is abutted and limited by the second limiting rod 39 when moving upwards, the driven plate 34 moves downwards relative to the driven box 30 when the limiting plate 20 is limited by moving upwards due to the different initial positions of the first limiting rod 22 and the second limiting rod 39, the third spring 33 stretches, so that the upward moving distances of the left piston plate 18 and the right piston plate 18 in the pressure cavity 19 are different, the volumes of the liquid flowing into the left pressure cavity 19 and the right pressure cavity 19 are different, the total volume of the liquid flowing into the left pressure cavity 19 and the right pressure cavity 19 is fixed as the volume of the pressure cavity 19, when the driven box 30 moves downwards, the piston plate 18 moves downwards in the pressure cavity 19, the liquid in the two pressure cavities 19 flows into the leftmost solution pipe 44 through the liquid outlet check valve 42, the liquid outlet hole 43 and, when the hydraulic rod 61 moves backward, the left first straight gear 57 and the left first sliding gear 58 slide relatively, the left first sliding gear 58 moves rightward, the left first spring 59 compresses, the right first sliding gear 58 meshes with the right first straight gear 57 and drives the right first straight gear 57 to rotate exactly one circle, the right first straight gear 57 drives the rotating wheel 55 to rotate one circle, the rotating wheel 55 rotates and slides in the track of the eight groove wheel 52 through the fixed pin 63 to drive the eight groove wheel 52 and the mounting shaft 50 to rotate one eighth of a circle, the mounting shaft 50 drives the sixth rotating shaft 49, the mounting sleeve 47, the mounting plate 45 and the mounting plate 13 to rotate one eighth of a circle, the mounting plate 13 rotates to remove the solution pipe 44 to which the solution is added and move the solution pipe 44 to the lower side of the solution adding nozzle 17, the sixth rotating shaft 49 rotates to drive the fourth rotating shaft 66 and the second straight gear 65 to rotate one eighth of a circle, the second spur gear 65 rotates to drive the left sliding plate 68, the first sliding rod 64 and the first limiting rod 22 to move downwards for a certain distance, the left second spring 70 is stretched, the left limiting pin 69 and the left second sliding tooth 72 slide relatively and then are clamped between two adjacent second sliding teeth 72, the fourth rotating shaft 66 drives the fifth rotating shaft 36 and the third spur gear 35 to rotate, the third spur gear 35 rotates to drive the frowning sliding plate 68, the second sliding rod 38 and the second limiting rod 39 to move upwards for a certain distance, the right second spring 70 is compressed, the right limiting pin 69 and the right second sliding tooth 72 slide relatively and then are clamped between two adjacent second sliding teeth 72, when the hydraulic rod 61 moves forwards again, the piston plate 18 moves upwards and downwards in the pressure chamber 19 along the same transmission route, and because the relative positions of the first limiting rod 22, the second limiting rod 39 and the limiting plate 20 change, the piston plate 18 moves upwards for a small distance in the left pressure chamber 19, the upward movement distance of the right piston plate 18 in the right pressure chamber 19 is increased, namely the liquid sucked in the left pressure chamber 19 is decreased, the liquid sucked in the right pressure chamber 19 is increased, the total volume of the liquid in the left and right pressure chambers 19 is not changed, when the piston plate 18 moves downwards in the pressure chamber 19, the concentration of the solution flowing into the solution pipe 44 is changed more than the last time, the working cycle is repeated along with the forward and backward reciprocating motion of the hydraulic rod 61, and the concentration of the solution flowing into the solution pipe 44 is changed continuously each time;

after the work is finished, the hydraulic cylinder 62 is closed, the driven block 16 returns to the original position, the annular electromagnet 78 is separated from suction, the suction plate 75, the third sliding rod 77 and the reset plate 80 return to the original position under the elastic force of the fifth spring 76, the left and right side limiting pins 69 and the second sliding teeth 72 on the corresponding sides are separated from being clamped, the sliding plate 68 returns under the elastic force of the second spring 70, the first sliding rod 64, the first limiting rod 22, the second sliding rod 38 and the second limiting rod 39 all return to the original position, at the moment, all the devices return to the original positions, the arrangement plate 45 is pressed again, and the solution pipes 44 in the arrangement holes 46 can be taken out and numbered along the same transmission route.

In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.

Claims

1. The utility model provides an automatic blending device of solution characteristic test under different concentration, includes the work box, be equipped with the working chamber in the work box, the embedding is equipped with the pneumatic cylinder in the inner wall of working chamber rear side, pneumatic cylinder front end power is connected and is equipped with the hydraulic stem, it is equipped with arrangement axle, its characterized in that to rotate on the inner wall of working chamber downside: the upper side of the mounting shaft is provided with an access device;

the storing and taking device comprises a mounting sleeve arranged on the upper side of the mounting shaft, a storing and taking cavity with a downward opening is arranged in the mounting sleeve, the mounting shaft is in spline connection with the inner wall of the storing and taking cavity, a mounting plate is fixedly arranged on the upper end face of the mounting sleeve, and a positioning shaft is fixedly arranged on the upper end face of the mounting plate;

a toggle device is arranged on the left side of the access device, the toggle device comprises a driven block fixedly arranged on the front end face of the hydraulic rod, the left end face and the right end face of the driven block are bilaterally symmetrical, seven first sliding holes with openings far away from the hydraulic rod side are uniformly arranged in an array manner along the front-back direction, first sliding teeth are arranged in the first sliding holes in a left-right sliding manner, first springs are fixedly arranged between the end face of the first sliding teeth close to the side of the hydraulic rod and the inner wall of the first sliding holes close to the side of the hydraulic rod, beneficially, the tooth surfaces of the first sliding teeth on the left side and the first sliding teeth on the right side are opposite in inclination direction, and two pressure cavities are symmetrically arranged in the working box body;

the pressure cavity is internally provided with a liquid distribution device, the liquid distribution device comprises a piston plate which is arranged in the pressure cavity in a vertical sliding manner, two liquid storage cavities are symmetrically arranged in the working box body from left to right, the inner wall of the upper side of each liquid storage cavity is communicated with the upper end surface of the working box body and is provided with a threaded hole, the threaded hole is internally threaded and is provided with a screw plug, the inner wall of the lower side of each liquid storage cavity is communicated with the inner wall of the lower side of the corresponding pressure cavity and is provided with a liquid inlet hole, a liquid inlet check valve for one-way water inlet into the pressure cavity is arranged in the liquid inlet hole, a liquid outlet hole is communicated with the inner wall of the upper side of the working cavity in the;

the transmission intracavity is equipped with the constant volume device, the constant volume device includes bilateral symmetry and fixed the setting two fixed casees on the inner wall of working chamber downside, be equipped with spacing chamber in the fixed incasement, it is equipped with the slide to slide from top to bottom in the spacing intracavity, slide up end with it is fixed to be equipped with the second spring between the spacing intracavity upside inner wall.

2. The automatic dispensing device for testing the characteristics of solutions with different concentrations according to claim 1, wherein: the access device further comprises a placement plate arranged on the upper side of the placement plate, a positioning hole which is communicated up and down is arranged in the placement plate, a positioning shaft is in spline connection with the inner wall of the positioning hole, eight placement holes with upward openings are arranged on the upper end face of the placement plate around the positioning hole annular array, and a solution pipe is arranged in each placement hole in a sliding mode.

3. The automatic dispensing device for testing the characteristics of solutions with different concentrations according to claim 1, wherein: the poking and rotating device further comprises a driven block which is bilaterally symmetrical and fixedly arranged on two first rotating shafts between the inner walls of the upper side and the lower side of the working cavity, a first straight gear which can be meshed with the first sliding teeth is fixedly arranged on the first rotating shaft on the right side, a rotating wheel is fixedly arranged on the first rotating shaft on the right side, a fixing pin is fixedly arranged on the lower end face of the rotating wheel, an eight-groove grooved wheel is fixedly arranged on the mounting shaft, and the fixing pin can slide in a track on the eight-groove grooved wheel.

4. The automatic dispensing device for testing the characteristics of solutions with different concentrations according to claim 1, wherein: the liquid distribution device also comprises a liquid feeding nozzle which is arranged at the communicated position of the liquid outlet hole and the inner wall of the upper side of the working cavity in a threaded connection manner, a piston rod is fixedly arranged on the upper end surface of the piston plate, the upper end of the piston rod extends into the transmission cavity, a driven plate is fixedly arranged on the upper end surface, a driven box is arranged on the upper side of the piston rod, a transition cavity is arranged in the driven box, the driven plate slides up and down in the transition cavity at the corresponding side, a third spring is fixedly arranged between the upper end surface of the driven plate and the inner wall of the upper side of the transition cavity, a tooth cavity which is positioned at the upper side of the transition cavity and is communicated with the front and the back is arranged in the driven box, two second rotating shafts are arranged between the inner walls of the front side and the back side of the transmission cavity in a bilateral symmetry manner and in a rotating manner, the rear ends of the two second, the semi-gear can with tooth chamber left side inner wall or right side inner wall meshing, profitable, it is equipped with the left side to rotate between the side around the working chamber the third axis of rotation that first axis of rotation skewed tooth meshing is connected, third axis of rotation rear end extends to working box rear end face rear side and with the left side second axis of rotation belt is connected.

5. The automatic dispensing device for testing the characteristics of solutions with different concentrations according to claim 1, wherein: the constant volume device also comprises a limiting pin fixedly arranged on the side end face of the sliding plate close to the symmetric center, and is beneficial, the limiting pin on the left side is positioned on the upper side of the right end face of the sliding plate, the limiting pin on the right side is positioned on the lower side of the left end face of the sliding plate, a stroke groove is formed between the inner wall of the limiting cavity far away from the symmetric center and the side end face of the fixed box far away from the symmetric center, a bearing plate is fixedly arranged between the inner walls of the limiting cavity on the left side and the right side, a limiting groove is formed between the inner wall of the limiting cavity close to the symmetric center and the side end face of the fixed box close to the symmetric center, a limiting plate positioned in the transmission cavity is fixedly arranged on the piston rod, a first sliding rod which is in up-down sliding connection with the bearing plate on the left side is fixedly arranged on the lower end face of the sliding plate on the left side, and a first, a fourth rotating shaft is rotatably arranged between the inner walls of the front side and the rear side of the transmission cavity, a second straight gear meshed with the left end face of the sliding plate is fixedly arranged on the fourth rotating shaft, a second sliding rod connected with the right bearing plate in a vertical sliding manner is fixedly arranged on the lower end face of the sliding plate on the right side, a second limiting rod capable of abutting against the limiting plate on the right side and sliding up and down in the limiting groove is fixedly arranged on the left end face of the second sliding rod, a fifth rotating shaft is rotatably arranged between the inner walls of the front side and the rear side of the transmission cavity, a third straight gear meshed with the right end face of the sliding plate on the right side is fixedly arranged on the fifth rotating shaft, a reset cavity with an opening facing away from the symmetrical center side is arranged on the inner wall of the symmetrical center side in the limit cavity in a left-right sliding manner, a reset plate is arranged on the end face of the reset cavity facing away from the symmetrical center side in, the second sliding hole is internally provided with a second sliding tooth in a left-right sliding manner, the second sliding tooth is close to a side end face of the symmetric center and is fixedly provided with a fourth spring between the side inner wall of the symmetric center and the second sliding hole, the sliding tooth surface of the second sliding tooth is opposite to the side inclined direction, the fixed box is internally provided with a control cavity, the reset plate is fixedly provided with a third slide bar on the side end face of the symmetric center, the third slide bar is close to the side end of the symmetric center and extends to a corresponding side, the control cavity is internally and fixedly provided with an attraction plate, the attraction plate slides left and right in the control cavity, the attraction plate is far away from the side end face of the symmetric center and is fixedly provided with a fifth spring between the inner wall of the symmetric center and far away from the inner wall of the symmetric center, the attraction plate is far away from the side end face of the symmetric center and is fixedly provided with two annular electromagnets capable of attracting at the corresponding positions of the inner wall, beneficially, the fourth rotating shaft and the fifth rotating shaft extend to the rear side of the rear end face of the working box body and are in belt connection with each other, a sixth rotating shaft connected with the oblique teeth of the mounting shaft in a meshed mode is rotatably arranged between the inner walls of the front side and the rear side of the working cavity, and the rear end of the sixth rotating shaft extends to the rear side of the rear end face of the working box body and is in belt connection with the fourth rotating shaft.