CN113926614B - Automatic spraying device and spraying method for hemostatic dressing - Google Patents
Automatic spraying device and spraying method for hemostatic dressing Download PDFInfo
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- CN113926614B CN113926614B CN202011260295.8A CN202011260295A CN113926614B CN 113926614 B CN113926614 B CN 113926614B CN 202011260295 A CN202011260295 A CN 202011260295A CN 113926614 B CN113926614 B CN 113926614B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0221—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/04—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation
- B05B13/0405—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation with reciprocating or oscillating spray heads
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/02—Processes for applying liquids or other fluent materials performed by spraying
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Abstract
The invention provides an automatic spraying device and a spraying method for hemostatic dressings, the device is used for spraying liquid medicine to each area of a bottom plate distributed in a reagent tray, and comprises a reagent tray translation mechanism, a nozzle transverse movement mechanism and a liquid spraying mechanism, wherein the reagent tray is arranged on the reagent tray translation mechanism, and a nozzle of the nozzle transverse movement mechanism is arranged on the nozzle transverse movement mechanism and is positioned above the reagent tray. The method controls the horizontal movement of the reagent tray bracket left and right, the horizontal movement of the nozzle fixing seat back and forth and the peristaltic pump of the liquid spraying mechanism to extract a preset amount of liquid medicine aiming at each area of the reagent tray through the electric control unit, so that the nozzle is aligned with the reagent area on the reagent tray and uniformly sprayed according to the zigzag liquid spraying route, the liquid medicine is quickly and uniformly sprayed in each area of the reagent tray, the activity of the medicine is maintained, the liquid medicine loss is reduced, the spraying uniformity is ensured, and the automatic control of the spraying is realized.
Description
Technical Field
The invention relates to an automatic spraying device and a spraying method for hemostatic dressings.
Background
The hemostatic dressing is prepared by coating hemostatic drugs on the surface of a base plate (carrier), the base plate is generally prepared by collagen or oxidized regenerated cellulose, and the hemostatic drugs coated on the surface of the base plate are protein drugs such as fibrinogen and the like. Because the problems of easy loss of activity, viscosity, easy sedimentation and the like exist after the medicament is prepared into suspension, and the cost of the hemostatic medicament is generally higher, the problems of medicament inactivation, loss, uniformity guarantee and the like are reduced as much as possible in the coating process.
The existing hemostatic dressing product is usually prepared by adopting a manual coating mode, the manual coating mode highly depends on manual operation experience and operation proficiency, the uniformity and rapidity of coating are difficult to ensure, the coating efficiency is low, the medicament loss is high, and the product quality is uneven.
Disclosure of Invention
To solve one or more of the above problems, the present invention provides an automated spraying device for hemostatic dressings.
The technical scheme adopted by the invention is as follows:
the utility model provides an automatic spraying device of hemostatic dressing, be used for to laying each regional spraying hemostasis liquid medicine of bottom plate on the reagent charging tray, including electrical control unit and the reagent charging tray translation mechanism of electricity connection to electrical control unit, nozzle sideslip mechanism and hydrojet mechanism, the reagent charging tray sets up on reagent charging tray translation mechanism, electrical control unit control translation driving motor drives horizontal migration about the reagent charging tray, the nozzle of nozzle sideslip mechanism is located the top of reagent charging tray, electrical control unit control sideslip driving motor drives horizontal migration around the nozzle, electrical control unit control peristaltic pump impels the liquid medicine in the hydrojet mechanism to the nozzle that sets up on nozzle sideslip mechanism, make liquid medicine ration spray in each region of the reagent charging tray that is laid the bottom plate.
Among the automatic spraying device of above-mentioned hemostatic dressing, reagent charging tray translation mechanism still is equipped with first straight line module and installs the reagent charging tray bracket on first straight line module, first straight line module is the linear slide rail structure, including linear guide, the slidable sets up the slider in linear guide and the scalable lead screw subassembly that is connected to the slider, translation driving motor's output shaft is to the lead screw subassembly, the reagent charging tray bracket is located linear guide's top and fixes on the slider of first straight line module, the reagent charging tray sets up on reagent charging tray bracket.
Among the automatic spraying device of above-mentioned hemostatic dressing, nozzle sideslip mechanism still is equipped with the straight line module of second and installs the nozzle fixing base on the straight line module of second, and the straight line module of second is linear slide rail structure, including linear guide, the slidable sets up the slider in linear guide and the scalable lead screw subassembly that is connected to the slider, sideslip driving motor's output shaft to lead screw subassembly, the nozzle fixing base is fixed on the slider of the straight line module of second, the nozzle setting is on the nozzle fixing base and be located the top of reagent charging tray.
In the automatic hemostatic dressing spraying and coating device, the liquid spraying mechanism is further provided with a spray pipe, and the spray pipe is communicated with the liquid medicine and the nozzle on the nozzle traversing mechanism and is pushed by the peristaltic pump to push the liquid medicine to the nozzle.
In the automatic hemostatic dressing spraying device, the nozzle is a nozzle spout, and the nozzle spout end is fixed on the nozzle fixing seat of the nozzle transverse moving mechanism and has a downward opening.
In the automatic spraying device for the hemostatic dressing, the electric control unit comprises a controller and a control touch screen electrically connected to the controller, a translation driving motor of the reagent tray translation mechanism, a transverse moving driving motor of the nozzle transverse moving mechanism and a peristaltic pump of the liquid spraying system are electrically connected to the controller of the electric control unit respectively, and the controller controls the horizontal movement of a reagent tray bracket for placing the reagent tray, the transverse moving mechanism of the nozzle to drive the nozzle to transversely move forwards and backwards and the flow speed and flow rate of liquid medicine conveyed to the nozzle in the liquid spraying system.
In the automatic spraying device for the hemostatic dressing, the reagent tray is provided with one area or a plurality of areas, and each area is uniformly provided with a bottom plate; preferably, the plurality of zones of the reagent tray are arranged in an array.
In the automatic spraying device for the hemostatic dressing, grooves and bulges are respectively arranged on the upper surface and the lower surface of four corners of a reagent tray so as to facilitate the stacking and combination of a plurality of reagent trays; a reagent tray bracket of the reagent tray translation mechanism is provided with a retention groove matched with the bulge of the reagent tray; preferably, the reagent tray carrier is provided with one or more loading zones for the simultaneous arrangement of one or more reagent trays.
The invention also provides an automatic spraying method of the hemostatic dressing, which adopts any one of the automatic spraying devices for the hemostatic dressing to operate, namely, an electric control unit is utilized to control the reagent tray bracket to horizontally move left and right, the nozzle fixing seat to horizontally move back and forth, and the peristaltic pump of the liquid spraying system to pump liquid medicine according to a preset amount, so that the nozzles are sequentially aligned with each area on the reagent tray and uniformly spray the liquid medicine according to a preset route (preferably according to a zigzag route); preferably, a plurality of reagent trays arranged on the reagent tray bracket are arranged, and the electronic control unit finishes one-by-one spraying of the plurality of reagent trays through one-time operation.
The automatic spraying method of the hemostatic dressing comprises the following steps:
setting parameters: respectively setting the moving speed of a reagent tray on the reagent tray translation mechanism and the moving speed of a nozzle of the nozzle translation mechanism, and setting the liquid medicine extracting amount of each area of the reagent tray;
and (3) starting feeding: starting a feeding button, and controlling a reagent tray bracket on which a reagent tray is arranged and a nozzle on a nozzle transverse moving mechanism to move to a preset feeding position by a controller, wherein a bottom plate (carrier) is uniformly distributed in each area of the reagent tray;
automatic liquid spraying: and starting an automatic liquid spraying button, controlling the reagent tray on the reagent tray translation mechanism and the nozzles of the nozzle translation mechanism to move according to a preset rule by the controller so as to select corresponding areas on the reagent tray, and enabling the nozzles to form a zigzag liquid spraying route relative to the corresponding areas of the reagent tray aiming at each area of the reagent tray until liquid spraying work of all the areas of the reagent tray is completed.
The invention has the beneficial effects that: the device of the invention is provided with an electric control unit, a reagent tray translation mechanism, a liquid spraying mechanism and a nozzle transverse mechanism which are respectively and electrically connected with the electric control unit, wherein the electric control unit respectively controls a translation driving motor of the reagent tray translation mechanism, a transverse moving driving motor of the nozzle transverse mechanism and a peristaltic pump of the liquid spraying mechanism, so that a reagent tray arranged on a reagent tray bracket horizontally moves left and right, a nozzle arranged on the nozzle transverse mechanism horizontally moves front and back, and the peristaltic pump of the liquid spraying mechanism extracts a preset amount of liquid medicine aiming at each area of the reagent tray, and the nozzle forms a liquid spraying route (such as a zigzag liquid spraying route) with a preset shape relative to each area of the reagent tray.
Drawings
Fig. 1 is a schematic perspective view of an automated hemostatic dressing spray device according to the present invention;
FIG. 2A is a schematic perspective view of a test stand;
FIG. 2B is a schematic view of the test station open load configuration;
FIG. 3A is a first schematic view of the translation mechanism of the reagent tray;
FIG. 3B is a second schematic structural view of the reagent tray translation mechanism;
FIG. 3C is a schematic view of the internal mounting of the translation drive motor in area A of FIG. 3B;
FIG. 4A is a schematic structural view of a nozzle traversing mechanism;
FIG. 4B is a schematic view showing the construction of a traverse driving motor installed inside the area B of FIG. 4A;
FIG. 5 is a schematic view of the liquid ejecting mechanism;
FIG. 6A is a schematic front view of a reagent tray;
FIG. 6B is a schematic diagram of the back side of the reagent tray;
FIG. 6C is a schematic view showing the stacking of multiple sets of reagent trays;
fig. 7 is an electrical connection block diagram of an automated spray device for hemostatic dressings in accordance with the present invention.
The reference numbers in the figures denote:
1-test bench, 11-box, 12-test bench, 13-double door, 14-support wheel;
2-an electronic control unit, 21-a controller, 22-a control touch screen, 23-a power supply;
3-reagent tray translation mechanism, 31-first linear module, 32-translation driving motor, 33-reagent tray bracket, 331-retaining groove;
4-reagent tray, 41-groove, 42-protrusion;
5-a liquid spraying mechanism, 51-a peristaltic pump and 52-a spray pipe;
6-nozzle transverse moving mechanism, 61-supporting upright post, 62-second linear module, 63-transverse moving driving motor, 64-nozzle fixing seat and 65-nozzle.
Detailed Description
The automated spraying device and the spraying method for hemostatic dressings of the present invention are described in detail below with reference to the following embodiments and the accompanying drawings.
The automatic spraying device for the hemostatic dressing is used for spraying the hemostatic medicine to each area of the reagent tray provided with the bottom plate to prepare the hemostatic dressing. Fig. 1 is a structural example of an automatic spraying device for hemostatic dressings according to the present invention. The automatic spraying device for the hemostatic dressings comprises an electric control unit 2 and a reagent tray translation mechanism 3 electrically connected to the electric control unit 2, a liquid spraying mechanism 5 and a nozzle transverse movement mechanism 6, wherein the reagent tray is arranged on the reagent tray translation mechanism 3 and can move in a translation reciprocating manner (namely, move horizontally left and right) under the driving of a translation driving motor 32, a nozzle 65 of the nozzle transverse movement mechanism 6 is positioned above the reagent tray and can move in a transverse reciprocating manner (namely, move horizontally front and back) under the driving of a transverse movement driving motor 63, liquid medicine in the liquid spraying mechanism 5 is pushed into the nozzle 65 arranged on the nozzle transverse movement mechanism 6 through a peristaltic pump 51, and the liquid medicine is sprayed on each area of the reagent tray provided with a bottom plate in a quantitative manner. The electronic control unit 2 controls the translation driving motor 32 of the reagent tray translation mechanism 3 to rotate forward and backward, so that the reagent tray 4 arranged on the reagent tray translation mechanism 3 moves in a translation reciprocating manner, controls the translation driving motor 63 of the nozzle translation mechanism 6 to rotate forward and backward, and makes the nozzle 65 arranged on the nozzle translation mechanism 6 move in a linear reciprocating manner along a direction vertical to the translation direction of the reagent tray 4; the peristaltic pump of the liquid spraying mechanism 5 is controlled to extract a preset amount of liquid medicine for each area of the reagent tray 4, so that the liquid medicine is quickly and uniformly sprayed into each area of the reagent tray 4 according to a preset route, the activity of the medicine is kept, the loss of the liquid medicine is reduced, the spraying uniformity is ensured, and the automatic control of the spraying is realized.
Specifically, as shown in fig. 3A, 3B and 3C, the reagent tray translation mechanism 3 includes a first linear module 31 horizontally disposed, a reagent tray bracket 33 slidably disposed on the first linear module 31, and a translation driving motor 32 for driving the reagent tray bracket 33 to horizontally translate, where the first linear module 31 is a linear slide rail structure and includes a linear guide rail, a slider slidably disposed in the linear guide rail, and a retractable lead screw assembly connected to the slider, an output shaft of the translation driving motor 32 is connected to the lead screw assembly (for example, connected by a coupling), and the reagent tray bracket 33 is located above the linear guide rail and fixed on the slider of the first linear module 31. The forward and reverse rotation of the translation driving motor 32 is converted into the telescopic motion of the screw rod assembly, so as to drive the slide block and the reagent tray 4 arranged on the reagent tray bracket 33 to reciprocate (i.e. move horizontally from left to right) along the linear guide rail. The reagent trays 4 are placed on the reagent tray bracket 33 (can be stacked or combined), and the reagent trays 4 move in the left-right horizontal direction along the first linear module 31 along with the reagent tray bracket 33 under the driving of the translation driving motor 32.
Preferably, the translation driving motor 32 is a servo motor capable of rotating in the forward and reverse directions, the first linear module 31 can be selected from mature finished products of the model number HK120-L10-S200 series, the translation driving motor 32 is integrally installed in the first linear module 31, and a control interface of the translation driving motor 32 is connected to the electronic control unit 2. Obviously, the translation driving motor 32 may be provided separately from the first linear module 31.
Referring to fig. 4A and 4B, the nozzle transverse moving mechanism 6 is arranged above the reagent tray translation mechanism 3, and includes a vertically arranged support column 61, a second linear module 62 horizontally fixed on the support column 61, a nozzle fixing seat 64 slidably arranged on the second linear module 62, and a transverse moving driving motor 63 for driving the nozzle fixing seat 64 to horizontally move back and forth along the second linear module 62, the nozzle is fixed on the nozzle fixing seat 64 with a downward opening, and the reagent tray 4 mounted on the reagent tray translation mechanism 3 is located between the nozzle and the reagent tray bracket 33; the nozzle may be a pre-set nozzle or a nozzle attached to the spray mechanism 5, for example, the nozzle end is secured to the nozzle mount 64 by a clip.
The second linear module 62 has substantially the same structure as the first linear module, and will not be described herein. Preferably, the traverse driving motor 63 is a servo motor capable of rotating in forward and reverse directions, the second linear module 62 can be selected from mature products of HK120-L10-S500 series, the nozzle fixing seat 64 is connected to a slide block of the second linear module 62, the traverse driving motor 63 is integrally installed at the end of the second linear module 62, and a control interface of the traverse driving motor 63 is connected to the electronic control unit 2. The forward and reverse rotation of the traverse driving motor 63 is converted into the reciprocating movement of the nozzle fixing seat 64 along the linear guide rail of the second linear module 62, and further the nozzle fixed on the nozzle fixing seat 64 is driven to linearly reciprocate.
As shown in fig. 5, the liquid ejecting mechanism 5 is disposed on the upper portion of the support column 61, and includes a nozzle 52 for communicating the liquid medicine with the nozzle and a peristaltic pump 51 for controlling the flow rate of the liquid medicine, and the peristaltic pump 51 pushes the nozzle 52 to push the liquid medicine to the nozzle 65.
The reagent tray 4 is set on the reagent tray bracket 33 of the reagent tray translation mechanism 3. The reagent tray 4 is provided with a plurality of areas, each area can contain a bottom plate of the hemostatic dressing, and preferably, the areas of the reagent tray 4 are array areas, so that a plurality of hemostatic dressing products can be obtained by one-time spraying operation. In the embodiment shown in fig. 6A to 6C, a single reagent tray 4 is provided with a 3 × 3 array of regions (nine regions in total), nine bottom plates can be arranged in one tray, and after the liquid medicine is sprayed, each region forms a hemostatic dressing product, so that a plurality of products can be obtained by spraying once.
Furthermore, the upper surface and the lower surface of four corners of the reagent tray 4 are respectively provided with a groove 41 and a protrusion 42, so that a plurality of reagent trays 4 can be stacked and combined, and the reagent can be conveniently stored and transported. For example, the reagent trays 4 are 200mm × 200mm × 10mm (length × width × height), and are made of 316 stainless steel, the upper surface of each reagent tray 4 is provided with four grooves 41, and the lower surface of each reagent tray 4 is provided with four protrusions 42 at corresponding positions, so that when one reagent tray 4 is stacked on another reagent tray, the protrusions 42 of the upper reagent tray 4 are engaged with the grooves 41 of the lower reagent tray 4, so as to be firmly stacked and combined. Furthermore, a plurality of reagent charging trays 4 can be spliced into a group of reagent charging trays on the same plane, one or more feeding areas are arranged on the reagent charging tray bracket 33 of the reagent charging tray translation mechanism 3 so as to arrange one or more reagent charging trays simultaneously, preferably, a plurality of fixing grooves 331 matched with a plurality of bulges 42 of the reagent charging trays 4 are arranged on the reagent charging tray bracket 33, the bulges 42 of the reagent charging trays 4 directly arranged on the reagent charging tray bracket 33 can be buckled with the fixing grooves 331 on the reagent charging tray bracket 33, and the splicing fixation of a plurality of reagent charging trays on the same plane is realized. This allows more product to be sprayed in succession for each zone of a set of reagent trays 4 in a single operation. Obviously, multiple sets of reagent trays can be stacked.
In one embodiment, the reagent tray support 33 in the reagent tray translation mechanism 3 has a stroke of 500mm and can bear 25kg, the translation speed is 0-100mm/s, and the stroke and the weight of the reagent tray support 33 can be designed according to the specification, the weight and the stacking number of the reagent trays 4 placed on the reagent tray support 33. The stroke of the nozzle fixing seat 64 in the nozzle transverse moving mechanism 6 is 500mm, the nozzle transverse moving mechanism can bear 25kg, the translation speed is 0-100mm/s, and the stroke of the nozzle fixing seat 64 can be designed according to the specification of the reagent tray 4.
Referring to fig. 7, the electronic control unit 2 comprises a controller 21, and a control touch screen 22 and a power supply 23 electrically connected to the controller 21, wherein the power supply 23 supplies power to each component, the translation driving motor 32 of the reagent tray translation mechanism 3, the traverse driving motor 63 of the nozzle traverse mechanism 6, and the peristaltic pump 51 of the liquid ejection mechanism 5 are respectively electrically connected to the controller 21, and the controller 21 controls the horizontal movement of the reagent tray holder 33 on which the reagent tray 4 is placed, the front-back transverse movement of the nozzles of the nozzle traverse mechanism 6, and the flow rate and flow rate of the liquid medicine delivered to the nozzles in the liquid ejection mechanism 5. The electric control unit 2 is a purchased existing product, the internal program of the controller 21 is common software and control logic, and the purpose of the invention can be realized by simply setting parameters and modifying execution logic.
The automatic spraying device for the hemostatic dressing is also provided with a test board 1. Referring to fig. 2A and 2B, in this embodiment, the test board 1 is used for placing and supporting the electronic control unit 2, the reagent tray translation mechanism 3, the liquid spraying mechanism 5, and the nozzle translation mechanism 6, a main body structure of the test board 1 is a box body 11, an upper surface of the box body 11 is a test table 12, and the test table 12 is provided with a through hole communicated with the inside of the box body; the front of box 11 is equipped with the opening, and opening one side is equipped with two doors 13, and supporting wheel 14 is installed respectively at four bights in box 11 bottom for the convenient removal of testboard. In one embodiment, the box 11 of the test station 1 is made of 201 stainless steel, and the surface coating is made of 304 stainless steel wire, and the preferred size is 1000mm × 700mm × 620mm (length × width × height).
The controller 21 is placed inside the box body of the test bench 1, the control touch screen 22 is arranged on the test bench surface 12 so as to be operated by a user, the control touch screen 22 is connected to the controller 21 through an electric wire, and the electric wire is connected to the controller 21 through a through hole arranged on the test bench surface 12.
In the device, the decorative plates of all the parts can be detached, the parts are connected by bolts, and local detachment and replacement can be quickly realized if part of the parts are damaged and aged.
The automatic spraying device for the hemostatic dressing controls the reagent tray to horizontally move left and right and the nozzle to horizontally move transversely by adopting an electric control mode, so that the nozzle sprays liquid according to a preset route (preferably a zigzag route) relative to the reagent tray 4 aiming at each area of the reagent tray 4, and the quick and uniform spraying of liquid medicine on each area of the reagent tray 4 is realized, thereby improving the activity of the medicine, reducing the loss of the liquid medicine, simplifying the manual operation and saving the labor cost.
Based on the device, the invention also provides an automatic spraying method of the hemostatic dressing, which comprises the following steps:
parameter settings (manual settings, which may be entered via the control touch screen 22, or may be downloaded via a program into the memory of the controller 21): the moving speeds of the reagent tray bracket 33 of the reagent tray translation mechanism 3 and the nozzles on the nozzle translation mechanism 6 are respectively set (according to the horizontal and horizontal distances of each area of the reagent tray 4); the amount of liquid medicine to be drawn (for example, 2 ml) per area of the reagent disk 4 is set to indicate the amount of liquid medicine to be delivered to the area to be coated of the reagent disk 4 by the peristaltic pump 51.
Feeding: starting the feeding button, the controller 21 controls the reagent tray bracket 33 arranged with the reagent tray 4 and the nozzle on the nozzle traversing mechanism 6 to move to a preset feeding position, wherein, each area of the reagent tray 4 is uniformly provided with a bottom plate (carrier).
Automatic liquid spraying: and starting an automatic liquid spraying button, wherein the controller 21 controls the reagent tray 4 on the reagent tray translation mechanism 3 and the nozzles of the nozzle transverse mechanism 6 to move according to a preset rule so as to select the corresponding area on the reagent tray 4, and enables the nozzles to form a zigzag liquid spraying route relative to the corresponding area of the reagent tray 4 aiming at each area of the reagent tray 4 until the liquid spraying work of all the areas of the reagent tray 4 is finished.
For example, an automatic liquid spraying method is specifically as follows (two reagent trays 4 full of reagent are placed at two loading positions of the reagent tray translation mechanism 3 as a group, which is taken as an example for explanation):
1) Initialization: when the automatic liquid spraying button is started, the controller 21 controls the reagent tray 4 on the reagent tray translation mechanism 3 to move leftwards, and simultaneously the nozzle of the nozzle transverse movement mechanism 6 moves backwards, so that the nozzle is translated to a liquid spraying initial position, namely the leftmost area of the reagent tray 4, such as a first area A shown in FIG. 6A;
2) The controller 21 controls the reagent tray 4 on the reagent tray translation mechanism 3 to move leftwards in the first area A, controls the nozzle of the nozzle translation mechanism 6 to reciprocate in the first area A, controls the peristaltic pump 51 to pump quantitative liquid medicine to be continuously sprayed into the first area A until the nozzle translates to the tail end of the area, the peristaltic pump 51 just finishes the liquid medicine spraying process, stops the reciprocating motion of the nozzle translation mechanism 6, and finishes the liquid medicine spraying of the first area A; the controller 21 controls the reagent tray 4 on the reagent tray translation mechanism 3 to continuously move leftwards to reach the initial position of the second area B, and the liquid medicine spraying work of the second area B is completed in the same process; the third region C operates similarly;
3) The controller 21 controls the nozzle of the nozzle traversing mechanism 6 to move forwards to an initial position in the fourth area D, the reagent tray 4 on the reagent tray traversing mechanism 3 translates to the right in the fourth area D, meanwhile, the nozzle of the nozzle traversing mechanism 6 reciprocates in the fourth area D, and controls the peristaltic pump 51 to pump quantitative liquid medicine to continuously spray the liquid medicine into the fourth area D until the nozzle translates to the tail end of the area, the peristaltic pump 51 just finishes the liquid medicine spraying process, the reciprocating motion of the nozzle traversing mechanism 6 is stopped, and the liquid medicine spraying of the fourth area D is finished; the controller 21 controls the reagent tray 4 on the reagent tray translation mechanism 3 to move rightwards continuously to reach the initial position of the fifth area E, and the liquid medicine spraying work of the fifth area E is completed in the same process; the same operation is performed in the sixth zone F;
4) The controller 21 controls the nozzle of the nozzle traversing mechanism 6 to move forwards to an initial position in the seventh area G, the reagent tray 4 on the reagent tray traversing mechanism 3 translates leftwards in the seventh area G, meanwhile, the nozzle of the nozzle traversing mechanism 6 reciprocates in the seventh area G, and controls the peristaltic pump 51 to pump quantitative liquid medicine and continuously spray the liquid medicine into the seventh area G until the nozzle translates to the tail end of the area, the peristaltic pump 51 just finishes the liquid medicine spraying process, the reciprocating motion of the nozzle traversing mechanism 6 stops, and the liquid medicine spraying of the seventh area G is finished; the controller 21 controls the reagent tray 4 on the reagent tray translation mechanism 3 to continuously move leftwards to reach the initial position of the eighth area H, and the liquid medicine spraying work of the eighth area H is completed in the same process; the ninth area I operates the same.
The above process completes the liquid medicine spraying work of the first reagent tray 4.
5) The controller 21 controls the reagent tray 4 on the reagent tray translation mechanism 3 to move leftwards, the nozzle of the nozzle translation mechanism 6 to move backwards to the initial position of the first area A of the second reagent tray 4, and the process is repeated to finish the liquid medicine spraying work of the second reagent tray 4.
If a plurality of groups of reagent trays 4 exist, one group of reagent trays 4 after spraying can be manually taken down, the next group of reagent trays 4 is put on, and the operations are repeated.
Obviously, the automatic liquid spraying mode of the present invention is not limited to the specific mode described in the above embodiments, and the mode of quickly and uniformly spraying the hemostatic dressing by simply changing the control rule (for example, the rightmost area of the reagent tray 4 can be defined as the initial position of the liquid medicine spraying operation) based on the inventive concept falls into the scope of the inventive concept.
In addition, the device of the invention also supports a completely manual control mode to carry out the spraying operation of the liquid medicine, a translation button ("+" represents right movement, and "-" represents left movement) and a transverse movement button ("+" represents forward movement, and "-" represents backward movement) are arranged on the human-computer interaction interface of the control touch screen 22, and the moving distance is set according to the horizontal length and the transverse length of each area of the reagent tray 4 and the spraying requirement of the liquid medicine; the interactive interface is also provided with a liquid spraying button, and when the interactive interface is pressed once, the peristaltic pump 51 pumps a quantitative liquid medicine (for example, 2 ml) and conveys the liquid medicine to a reagent area to be sprayed of the reagent tray 4.
It will be understood by those skilled in the art that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention, and that various equivalent modifications and changes may be made thereto without departing from the scope of the present invention.
Claims (9)
1. An automatic spraying method of hemostatic dressing, which uses an automatic spraying device of hemostatic dressing to spray hemostatic liquid medicine on a bottom plate arranged in each area of a reagent tray, and is characterized in that,
the reagent tray is provided with a plurality of areas which are distributed in an array manner, and a bottom plate is uniformly distributed in each area;
the automatic spraying device for the hemostatic dressing comprises an electric control unit, a reagent tray translation mechanism, a nozzle translation mechanism and a liquid spraying mechanism which are electrically connected with the electric control unit,
the reagent tray translation mechanism enables the reagent tray to horizontally move left and right under the control of the electric control unit; the nozzle is arranged on the nozzle transverse moving mechanism, and the nozzle transverse moving mechanism enables the nozzle to transversely move back and forth under the control of the electric control unit; the liquid spraying mechanism conveys the hemostatic liquid medicine to a nozzle positioned above the reagent tray under the control of the electric control unit, so that the hemostatic liquid medicine is quantitatively sprayed on each area of the reagent tray provided with the bottom plate, and
the nozzle moves to each area on the reagent tray in sequence according to a zigzag route relative to the reagent tray, and uniformly sprays the liquid medicine according to the zigzag route relative to each area of the reagent tray;
wherein the electronic control unit is configured to: controlling the moving path, the nozzle spraying path and the moving speed of the reagent tray translation mechanism and the flow rate of liquid medicine conveyed to the nozzle in the liquid spraying mechanism; so that a plurality of hemostatic dressing products can be obtained by one spraying operation;
grooves and bulges are respectively arranged on the upper surface and the lower surface of the four corners of the reagent tray, so that a plurality of reagent trays can be stacked and combined conveniently; a reagent tray bracket of the reagent tray translation mechanism is provided with a retention groove matched with the bulge of the reagent tray; and the reagent tray carrier is provided with one or more loading zones for arranging one or more reagent trays simultaneously.
2. The automated hemostatic dressing spraying method according to claim 1, wherein the reagent tray translation mechanism comprises a first linear module, a reagent tray bracket mounted on the first linear module, and a translation driving motor for driving the reagent tray bracket to move horizontally left and right, the first linear module is of a linear slide rail structure and comprises a linear guide rail, a slide block slidably arranged in the linear guide rail, and a telescopic lead screw assembly connected to the slide block, an output shaft of the translation driving motor is connected to the lead screw assembly, the reagent tray bracket is located above the linear guide rail and fixed on the slide block of the first linear module, and the reagent tray is arranged on the reagent tray bracket.
3. The automated hemostatic dressing spraying method of claim 2, wherein the nozzle traversing mechanism comprises a second linear module, a nozzle holder mounted on the second linear module, and a traversing driving motor for driving the nozzle holder to move back and forth transversely, the second linear module is a linear slide rail structure comprising a linear guide rail, a slide block slidably disposed in the linear guide rail, and a retractable lead screw assembly connected to the slide block, an output shaft of the traversing driving motor is connected to the lead screw assembly, the nozzle holder is fixed on the slide block of the second linear module, and the nozzle is disposed on the nozzle holder and above the reagent tray.
4. The automated hemostatic dressing spraying method of claim 3, wherein the liquid spraying mechanism comprises a peristaltic pump and a nozzle tube, the nozzle tube communicates the liquid medicine with the nozzle on the nozzle traversing mechanism, and the peristaltic pump pushes the nozzle tube to advance the liquid medicine to the nozzle.
5. The automated hemostatic dressing spraying method of claim 4, wherein the nozzle is a nozzle spout, and the nozzle spout is fixed on the nozzle holder of the nozzle traversing mechanism and is opened downwards.
6. The automated hemostatic dressing spraying method according to claim 4, wherein the electronic control unit comprises a controller and a control touch screen electrically connected to the controller, the translation driving motor of the reagent tray translation mechanism, the traverse driving motor of the nozzle translation mechanism and the peristaltic pump of the liquid spraying mechanism are electrically connected to the controller of the electronic control unit respectively, and the controller controls the reagent tray bracket on which the reagent tray is placed to move horizontally from side to side, the nozzle fixing seat provided with the nozzle to move horizontally back and forth, and the flow rate and flow rate of the liquid medicine delivered to the nozzle by the peristaltic pump.
7. The automated hemostatic dressing spraying method according to claim 1, wherein a plurality of reagent trays are arranged on the reagent tray bracket, and the electronic control unit finishes spraying the plurality of reagent trays one by one through one operation.
8. The automated hemostatic dressing spraying method according to any one of claims 4 to 7, wherein the electronic control unit controls the translation driving motor of the reagent tray translation mechanism to drive the reagent tray bracket to move horizontally left and right, controls the translation driving motor of the nozzle translation mechanism to drive the nozzle holder to move horizontally back and forth, and controls the peristaltic pump of the liquid spraying mechanism to advance the liquid medicine by a predetermined amount.
9. The automated spray coating method of hemostatic dressing according to claim 8, comprising the steps of:
setting parameters: respectively setting the moving speed of a reagent tray on the reagent tray translation mechanism and the moving speed of a nozzle on the nozzle transverse movement mechanism, and setting the liquid medicine spraying amount of each area of the reagent tray;
and (3) starting feeding: starting a feeding button, and controlling a reagent tray on a reagent tray translation mechanism and a nozzle on a nozzle translation mechanism to move to a preset feeding position by an electric control unit; and
automatic liquid spraying: and starting the automatic liquid spraying button, and controlling the reagent tray translation mechanism to translate the reagent tray and the nozzle transverse mechanism to transversely move the nozzles by the electronic control unit, so that the nozzles move relative to the reagent tray according to a zigzag route to sequentially pass through each area on the reagent tray, and simultaneously forming a zigzag liquid spraying route relative to each area to spray liquid until the liquid spraying work of all the areas of the reagent tray is finished.
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| CN113926614A (en) | 2022-01-14 |
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