Full-automatic microwell plate heat sealing instrument

Abstract

The invention relates to the technical field of biological detection sealing film packaging, in particular to a full-automatic microwell plate heat sealing instrument. The device comprises an outer shell, a sheet film extracting unit and a material heat sealing unit, the sheet film extracting unit and the material heat sealing unit are arranged in the outer shell, a heat sealing bin and a sheet film bin are arranged in the outer shell, the outer shell is provided with a material inlet and outlet corresponding to the heat sealing bin and a sheet film inlet and outlet corresponding to the sheet film bin, and sheet films are evenly placed in the sheet film bin. And the sheet film can be replaced only by opening the sheet film inlet and outlet, so that the structure is more convenient.

Description

Technical Field

[0001] The invention relates to the technical field of biological detection film sealing packaging, and in particular to a full-automatic microplate heat sealing instrument. Background Art

[0002] A test kit is a container for biochemical test reagents, which is used for clinical online testing. In order to protect the product and facilitate transportation, the reagents are concentrated in a well plate and sealed as a whole. At present, in the circulation process of medical diagnosis or laboratory reagents, in order to protect the product and facilitate storage and transportation, plastic containers are often used for sealing packaging. The packaging quality of the test kit can directly affect the performance indicators of the test kit.

[0003] At present, in the field of film sealing and packaging technology for biological testing, the heat sealers used are generally of a roll film structure. However, when the roll film is used up, it takes a long time and many steps to replace the roll film. In addition, the film cutting process may get stuck, resulting in poor operation. Summary of the invention

[0004] In order to solve the above technical problems, the purpose of the present invention is to provide a fully automatic microplate heat sealer, which is more convenient in the structure of exchanging films and will not cause jamming during film cutting.

[0005] In order to achieve the above-mentioned purpose, the present invention adopts the following technical solutions: A fully automatic microplate heat sealer, comprising an outer shell and a sheet film extraction unit and a material heat sealing unit arranged inside the outer shell, a heat sealing chamber and a sheet film chamber are arranged inside the outer shell, and a material inlet and outlet corresponding to the heat sealing chamber and a sheet film inlet and outlet corresponding to the sheet film chamber are arranged on the outer shell; The film extraction unit comprises a film placement plate, a film extraction assembly and a film moving assembly, wherein the film placement plate is arranged in the film bin, the film extraction assembly is arranged above the film placement plate, the film moving assembly is connected to the film extraction assembly by transmission, the film is adsorbed and extracted by the film extraction assembly, and is moved from the film bin to the heat sealing bin under the movement of the film moving assembly; The material heat sealing unit includes a heat sealing pressing piece and a material placing plate. The material placing plate is arranged in the heat sealing chamber and can slide in and out of the material inlet and outlet. The heat sealing pressing piece is arranged above the material placing plate. The heat sealing pressing piece can move up and down and perform heat sealing pressing on the microporous plate in the material placing plate; wherein, the material placing plate can slide in and out of the material inlet and outlet.

[0006] Preferably, the film extraction assembly comprises an extraction plate, a film suction member and a film placing member, the extraction plate is mounted on the film moving assembly, the film suction members are provided in several groups and are evenly distributed on the bottom surface of the extraction plate, and the film placing member is arranged in the middle of the bottom surface of the extraction plate.

[0007] Preferably, the film moving assembly includes a transverse moving member and a longitudinal moving member; the transverse moving member includes a transverse moving plate, a first slider, a first slide rail and a driving module, the first slide rail is provided with two groups and is relatively horizontally arranged on the inner wall of the outer shell, the first slider is provided with two groups and is respectively located on both sides of the transverse moving plate, the first slider is slidably connected to the first slide rail, the driving module is transmission-connected to the transverse moving plate, and the transverse moving plate is driven to move from the film bin to the heat sealing bin under the action of the driving module; The longitudinal moving member includes at least one group of first cylinders, which are vertically arranged on the transverse moving plate, and the output end passes through the transverse moving plate and faces the bottom of the outer shell, and the extraction plate is installed at the end of the output end of the first cylinder.

[0008] Preferably, the longitudinal moving member further comprises a plurality of groups of supporting shafts and supporting bearings, wherein the supporting bearings are vertically arranged on the transverse moving plate, and the supporting shafts pass through the supporting bearings and the bottom ends are fixedly connected to the extraction plate.

[0009] Preferably, a connecting shaft is provided on one side of the transverse moving plate; the driving module includes a driving cylinder and a driving connecting member arranged on the same side as the connecting shaft, the tail end of the driving cylinder is hinged to the inner bottom of the outer shell, the output end of the driving cylinder is hinged to the driving connecting member, the bottom end of the driving connecting member is hinged to the outer shell, and a slide groove is provided on the top end, and the connecting shaft is slidably connected in the slide groove; under the thrust of the driving cylinder, the driving connecting member rotates in the vertical direction with the bottom end as the hinge point, so that the connecting shaft slides in the slide groove, so that the transverse moving plate changes its position between the heat sealing chamber and the film chamber.

[0010] Preferably, the heat-sealing pressing piece comprises a pressing cylinder and a hot pressing piece, wherein the pressing cylinder is vertically fixed inside the outer shell with its output end facing the bottom of the outer shell, and the hot pressing piece is connected to the output end of the pressing cylinder.

[0011] Preferably, the heat sealing pressing part also includes a buffer part arranged between the pressing cylinder and the hot pressing part, and the buffer part includes a buffer fixing plate, a buffer bearing, a buffer shaft and a spring. The buffer fixing plate is fixedly connected to the output end of the pressing cylinder, the buffer bearing is provided with a plurality of groups and is passed through and fixed on the buffer fixing plate, the buffer shaft is passed through the buffer bearing and the bottom end is fixedly connected to the hot pressing part, the spring is sleeved on the buffer shaft and the two ends are respectively abutted against the hot pressing part and the buffer fixing plate.

[0012] Preferably, a second slide rail is provided at the inner bottom of the outer shell, and a second slider is provided at the bottom of the material placement plate, and the material placement plate can slide on the second slide rail through the second slider.

[0013] Preferably, a guide is provided on the material inlet and outlet, and the guide is arranged around the inner diameter of the material inlet and outlet and extends toward the heat sealing chamber. A plurality of evenly distributed openings are provided on the top of the guide, and a gas filling member can be fixedly installed on the openings.

[0014] Preferably, the outer shell is provided with heat dissipation holes, and the shape of the heat dissipation holes is snowflake-shaped.

[0015] In summary, the advantages of the present invention are as follows: 1. The heat sealer cancels the roll film structure, so that the film body changes from a continuous form to a sheet film structure after the film body is individually formed, so that it can be evenly and flatly placed on the film placement plate of the film extraction unit, which can make it more convenient to change the film and there will be no jamming when cutting the film.

[0016] 2. The heat sealer uses vacuum to adsorb the film and move it from the film bin to the heat sealing bin. This method will not cause the film to be unable to be grasped, and can effectively ensure stability during operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the front structure of the heat sealer; Figure 2 It is a schematic diagram of the back structure of the heat sealer; Figure 3 It is a schematic diagram of the internal component structure; Figure 4 It is a structural schematic diagram of the film extraction unit; Figure 5 It is a structural schematic diagram of the film extraction component; Reference numerals: 1, outer shell; 2, film extraction unit; 3, material heat sealing unit; 10, touch control screen; 13, material inlet and outlet; 14, film inlet and outlet; 15, second slide rail; 16, second slide block; 17, guide member; 18, opening; 19, heat dissipation hole; 21, film placement plate; 22, film extraction assembly; 23, film moving assembly; 31, heat sealing pressing member; 32, material placement plate; 221, extraction plate; 222, suction Membrane part; 223, film placing part; 231, transverse moving plate; 232, first sliding block; 233, first sliding rail; 234, first cylinder; 235, supporting shaft; 236, supporting bearing; 237, connecting shaft; 238, driving cylinder; 239, driving connecting part; 240, sliding groove; 311, pressing cylinder; 312, hot pressing part; 313, buffer fixing plate; 314, buffer bearing; 315, buffer shaft; 316, spring. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0019] In the description of the present application, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0020] It should also be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, it does not require further definition and explanation in subsequent drawings.

[0021] The specific implementation modes of the present invention will be described in detail below in conjunction with the accompanying drawings.

[0022] like Figures 1 to 5As shown, a fully automatic microplate heat sealer includes an outer shell 1 and a sheet film extraction unit 2 and a material heat sealing unit 3 arranged inside the outer shell 1, and a touch control screen 10 is arranged on the outer shell 1, and the touch control screen 10 is electrically connected to the sheet film extraction unit 2 and the material heat sealing unit 3. By clicking the functions set on the touch control screen 10, the corresponding units can be moved, thereby fully automatically completing the heat sealing process of the microplate without manual intervention, thereby improving efficiency and consistency.

[0023] The touch control screen 10 has a sleep or standby mode to save energy and extend the service life of the device.

[0024] like Figures 1 to 4 As shown, specifically, a heat sealing chamber and a film chamber are provided inside the outer shell 1, and a material inlet and outlet 13 corresponding to the heat sealing chamber and a film inlet and outlet 14 corresponding to the film chamber are provided on the outer shell 1. Further, the material inlet and outlet 13 and the touch control screen 10 are arranged on the front of the heat sealing instrument, while the film inlet and outlet 14 are arranged on the back of the heat sealing instrument, and this arrangement can facilitate operation.

[0025] like Figures 3 to 5 As shown, the sheet film extraction unit 2 described above includes a sheet film placement plate 21, a sheet film extraction component 22 and a sheet film moving component 23, wherein the sheet film placement plate 21 is arranged in the sheet film bin, the sheet film extraction component 22 is arranged above the sheet film placement plate 21, and the sheet film moving component 23 is transmission-connected to the sheet film extraction component 22. The sheet film installed on the sheet film placement plate 21 is adsorbed and extracted by the sheet film extraction component 22, and is moved from the sheet film bin to the heat sealing bin under the movement of the sheet film moving component 23.

[0026] When placing or removing the film, it is only necessary to place the collected film together with the box body from the film inlet and outlet 14 onto the film placement plate 21, which greatly reduces the time required for film installation and placement, and reduces time costs.

[0027] The sheet film placement plate 21 supports the placement of various types of sheet films, including but not limited to metal foil films, breathable films, tearable foil films and transparent films.

[0028] Specifically, the film extraction assembly 22 includes an extraction plate 221, a film suction member 222 and a film placing member 223. The extraction plate 221 is mounted on the film moving assembly 23. The film suction members 222 are provided in several groups and are evenly distributed on the bottom surface of the extraction plate 221. The film placing member 223 is provided in the middle of the bottom surface of the extraction plate 221. The film suction member 222 can be in the form of pressing to discharge gas, or a passage can be provided in the extraction plate 221 and a vacuum pump can be used to extract air for vacuum film suction.

[0029] like Figure 4As shown, the film moving assembly 23 includes a transverse moving member and a longitudinal moving member.

[0030] The transverse moving member includes a transverse moving plate 231, a first slider 232, a first slide rail 233 and a driving module. The first slide rail 233 is provided with two groups and is relatively horizontally arranged on the inner wall of the outer shell 1. The first slider 232 is provided with two groups and is respectively located on both sides of the transverse moving plate 231. The first slider 232 is slidably connected to the first slide rail 233. The driving module is transmission-connected to the transverse moving plate 231. Under the action of the driving module, the transverse moving plate 231 is driven to move from the film bin to the heat sealing bin.

[0031] Specifically, a connecting shaft 237 is provided on one side of the transverse moving plate 231; the driving module includes a driving cylinder 238 and a driving connecting member 239 arranged on the same side as the connecting shaft 237, the tail end of the driving cylinder 238 is hinged to the inner bottom of the outer shell 1, the output end of the driving cylinder 238 is hinged to the driving connecting member 239, the bottom end of the driving connecting member 239 is hinged to the outer shell 1, and a slide groove 240 is provided on the top, and the connecting shaft 237 is slidably connected in the slide groove 240; under the thrust of the driving cylinder 238, the driving connecting member 239 rotates in the vertical direction with the bottom end as the hinge point, so that the connecting shaft 237 slides in the slide groove 240, so that the transverse moving plate 231 changes its position between the heat sealing chamber and the film chamber.

[0032] The longitudinal moving member includes at least one group of first cylinders 234, which are vertically arranged on the transverse moving plate 231, and the output end passes through the transverse moving plate 231 and faces the bottom of the outer shell 1, and the extraction plate 221 is installed at the output end of the first cylinder 234.

[0033] In order to ensure the structural stability of the longitudinal moving part, the longitudinal moving part also includes several groups of support shafts 235 and support bearings 236. The support bearings 236 are vertically installed on the transverse moving plate 231 and are located at the four corners of the transverse moving plate 231. The support shafts 235 pass through the support bearings 236 and the bottom end is fixedly connected to the extraction plate 221.

[0034] like Figure 3 As shown, the material heat-sealing unit 3 includes a heat-sealing pressing member 31 and a material placing plate 32, wherein the material placing plate 32 is arranged in the heat-sealing chamber, and the heat-sealing pressing member 31 is arranged above the material placing plate 32, and the heat-sealing pressing member 31 can move up and down and perform heat-sealing pressing on the microplate in the material placing plate 32. The material placing plate 32 can adapt to microplates of different sizes and heights, including deep-well plates, analysis plates, PCR plates, etc.

[0035] The heat-sealing pressing member 31 includes a pressing cylinder 311 and a hot pressing member 312. The pressing cylinder 311 is vertically fixed inside the outer shell 1, and the output end faces the bottom of the outer shell 1. The hot pressing member 312 is connected to the output end of the pressing cylinder 311. The hot pressing member 312 has a precise temperature adjustment function, and can set a suitable temperature according to different types of heat-sealing films and experimental requirements.

[0036] The heat sealing pressing piece 31 also includes a buffer piece arranged between the pressing cylinder 311 and the hot pressing piece 312, and the buffer piece includes a buffer fixing plate 313, a buffer bearing 314, a buffer shaft 315 and a spring 316. The buffer fixing plate 313 is fixedly connected to the output end of the pressing cylinder 311, and the buffer bearing 314 is provided with a plurality of groups and is passed through and fixed on the buffer fixing plate 313. The buffer shaft 315 is passed through the buffer bearing 314 and the bottom end is fixedly connected to the hot pressing piece 312. The spring 316 is sleeved on the buffer shaft 315 and the two ends are respectively abutted against the hot pressing piece 312 and the buffer fixing plate 313.

[0037] With the cooperation of the pressing cylinder 311 and the buffer, the speed of film sealing can be accurately adjusted to meet the needs of high-throughput experiments.

[0038] like Figure 3 As shown, in order to more conveniently place the microplate on the material placement plate 32, a second slide rail 15 is provided at the inner bottom of the outer shell 1, and a second slider 16 is provided at the bottom of the material placement plate 32. The material placement plate 32 can slide on the second slide rail 15 through the second slider 16 (driven by a cylinder). When it is necessary to place the microplate, it is only necessary to place the microplate on the material placement plate 32, and control the material placement plate 32 to move into the heat sealing chamber through the touch control screen 10.

[0039] like Figure 3 As shown, a guide member 17 is provided on the material inlet and outlet 13, and the guide member 17 is arranged around the inner diameter of the material inlet and outlet 13 and extends toward the heat sealing chamber. A plurality of evenly distributed openings 18 are provided on the top of the guide member 17, and a gas filling member can be fixedly installed on the opening 18, which can be used to add the required inert gas in subsequent experiments.

[0040] Since the heat sealer will generate high temperature during heat sealing, in order to dissipate the high temperature heat, a heat dissipation hole 19 is provided on the outer shell 1, and the shape of the heat dissipation hole 19 is snowflake-shaped.

[0041] A sensor is also installed on the heat sealer and is electrically connected to the touch control screen 10 (regarding the safety mechanism). When the temperature is too high, the safety mechanism will automatically start to control the temperature to prevent overheating or other potential safety risks.

[0042] The above is a description of the embodiments of the present invention. Through the above description of the disclosed embodiments, professionals and technicians in the field can implement or use the present invention. Various modifications to these embodiments will be apparent to professionals and technicians in the field. The general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to these embodiments shown in this article, but will conform to the widest range consistent with the principles and novelties disclosed herein.

Claims

1. A fully automatic microplate heat sealer, characterized in that: It comprises an outer shell (1) and a sheet film extraction unit (2) and a material heat sealing unit (3) arranged inside the outer shell (1); a heat sealing chamber and a sheet film chamber are arranged inside the outer shell (1); and a material inlet and outlet (13) corresponding to the heat sealing chamber and a sheet film inlet and outlet (14) corresponding to the sheet film chamber are arranged on the outer shell (1); The film sheet extraction unit (2) comprises a film sheet placement plate (21), a film sheet extraction component (22) and a film sheet moving component (23); the film sheet placement plate (21) is arranged in the film sheet bin, the film sheet extraction component (22) is arranged above the film sheet placement plate (21), the film sheet moving component (23) is connected to the film sheet extraction component (22) by transmission, the film sheet is adsorbed and extracted by the film sheet extraction component (22), and is moved from the film sheet bin to the heat sealing bin under the movement of the film sheet moving component (23); The material heat sealing unit (3) comprises a heat sealing pressing member (31) and a material placement plate (32); the material placement plate (32) is arranged in the heat sealing chamber and can slide in and out of the material inlet and outlet (13); the heat sealing pressing member (31) is arranged above the material placement plate (32); the heat sealing pressing member (31) can move up and down and perform heat sealing pressing on the microporous plate in the material placement plate (32); wherein the material placement plate (32) can slide in and out of the material inlet and outlet (13).

2. A fully automatic microplate heat sealer according to claim 1, characterized in that: The film extraction component (22) comprises an extraction plate (221), a film suction member (222) and a film placing member (223); the extraction plate (221) is mounted on the film moving component (23); a plurality of film suction members (222) are provided and are evenly distributed on the bottom surface of the extraction plate (221); and the film placing member (223) is arranged in the middle of the bottom surface of the extraction plate (221).

3. A fully automatic microplate heat sealer according to claim 2, characterized in that: The film moving assembly (23) comprises a transverse moving member and a longitudinal moving member; the transverse moving member comprises a transverse moving plate (231), a first slider (232), a first slide rail (233) and a driving module; the first slide rail (233) is provided with two groups and is relatively horizontally arranged on the inner wall of the outer shell (1); the first slider (232) is provided with two groups and is respectively located on both sides of the transverse moving plate (231); the first slider (232) is slidably connected to the first slide rail (233); the driving module is drivingly connected to the transverse moving plate (231); under the action of the driving module, the transverse moving plate (231) is driven to move from the film bin to the heat sealing bin; The longitudinal moving member comprises at least one group of first cylinders (234), the first cylinders (234) being vertically arranged on the transverse moving plate (231), and the output end passing through the transverse moving plate (231) and facing the bottom of the outer shell (1), and the extraction plate (221) being arranged at the end of the output end of the first cylinder (234).

4. A fully automatic microplate heat sealer according to claim 3, characterized in that: The longitudinal moving member further comprises a plurality of groups of supporting shafts (235) and supporting bearings (236), wherein the supporting bearings (236) are vertically arranged on the transverse moving plate (231), and the supporting shafts (235) pass through the supporting bearings (236) and the bottom end is fixedly connected to the extraction plate (221).

5. A fully automatic microplate heat sealer according to claim 4, characterized in that: A connecting shaft (237) is provided on one side of the transverse moving plate (231); the driving module comprises a driving cylinder (238) and a driving connecting member (239) which are arranged on the same side as the connecting shaft (237); the tail end of the driving cylinder (238) is hinged to the inner bottom of the outer shell (1); the output end of the driving cylinder (238) is hinged to the driving connecting member (239); the bottom end of the driving connecting member (239) is hinged to the outer shell (1); a slide groove (240) is provided on the top end; the connecting shaft (237) is slidably connected in the slide groove (240); under the thrust of the driving cylinder (238), the driving connecting member (239) rotates in the vertical direction with the bottom end as the hinge point, so that the connecting shaft (237) slides in the slide groove (240), so that the transverse moving plate (231) changes position between the heat sealing chamber and the film chamber.

6. The fully automatic microplate heat sealer according to claim 1, characterized in that: The heat-sealing pressing piece (31) comprises a pressing cylinder (311) and a hot pressing piece (312); the pressing cylinder (311) is vertically fixed inside the outer shell (1) with its output end facing the bottom of the outer shell (1); and the hot pressing piece (312) is connected to the output end of the pressing cylinder (311).

7. The fully automatic microplate heat sealer according to claim 6, characterized in that: The heat-sealing pressing member (31) also includes a buffer member arranged between the pressing cylinder (311) and the hot pressing member (312), and the buffer member includes a buffer fixing plate (313), a buffer bearing (314), a buffer shaft (315) and a spring (316). The buffer fixing plate (313) is fixedly connected to the output end of the pressing cylinder (311), the buffer bearing (314) is provided with a plurality of groups and is passed through and fixed on the buffer fixing plate (313), the buffer shaft (315) is passed through the buffer bearing (314) and the bottom end is fixedly connected to the hot pressing member (312), and the spring (316) is sleeved on the buffer shaft (315) and the two ends are respectively abutted against the hot pressing member (312) and the buffer fixing plate (313).

8. The fully automatic microplate heat sealer according to claim 1, characterized in that: The inner bottom of the outer shell (1) is provided with a second slide rail (15), and the bottom of the material placement plate (32) is provided with a second slider (16). The material placement plate (32) can slide on the second slide rail (15) via the second slider (16).

9. The fully automatic microplate heat sealer according to claim 1, characterized in that: The material inlet and outlet (13) is provided with a guide member (17), the guide member (17) is arranged around the inner diameter of the material inlet and outlet (13) and extends toward the heat sealing chamber, and a plurality of evenly distributed openings (18) are provided on the top of the guide member (17), and a gas filling member can be fixedly installed on the opening (18).

10. The fully automatic microplate heat sealer according to claim 1, characterized in that: The outer shell (1) is provided with a heat dissipation hole (19), and the shape of the heat dissipation hole (19) is a snowflake shape.

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