Multi-quantity non-matrix automatic cap screwing work station for cryopreservation tube and use method of multi-quantity non-matrix automatic cap screwing work station

Abstract

The invention discloses a multi-quantity non-matrix automatic cap screwing workstation for cryopreservation tubes and a using method thereof.The multi-quantity non-matrix automatic cap screwing workstation comprises a bottom mounting assembly, a supporting assembly is arranged on the bottom mounting assembly, a top mounting assembly is arranged at the top end of the supporting assembly, an outer transmission assembly is arranged on the top mounting assembly, and a first moving nut and a second moving nut are arranged on the outer transmission assembly; a first moving plate is arranged on the first moving nut, a plurality of first mounting holes are formed in the first moving plate, inner screwing transmission assemblies are arranged in the first mounting holes, a second moving plate is arranged on the second moving nut, a plurality of second mounting holes are formed in the second moving plate, and a moving guide rail is arranged on the bottom mounting assembly. By means of the automatic cap screwing work station, automatic cap screwing and cap unscrewing operation on a batch of cryopreservation tubes is achieved, and the cap screwing or unscrewing operation efficiency is effectively improved.

Description

Technical Field

[0001] The invention relates to the technical field of capping devices, in particular to a multi-volume non-matrix automatic capping workstation for cryopreservation tubes and a use method thereof. Background Art

[0002] With the rapid development of biotechnology and cryobiology, the preservation methods of biological samples for scientific research and clinical use are also constantly improving. At present, the preservation form of biological samples is basically to pack the samples into cryopreservation tubes and then store them in ultra-low temperature (-80℃) or liquid nitrogen (-196℃) environments. In this environment, the activity and stability of biological samples such as tissues, cells, and macromolecules are well guaranteed. In addition, for the large number of biological samples stored, the samples need to be coded and uniquely identified to facilitate the registration, query, statistics, and outbound operations of biological samples.

[0003] SBS cryotubes are used for sealing samples and are suitable for experiments, sample libraries, pharmaceutical industries, etc. Cryotubes are equipped with caps. During experimental operations, there are many cryotubes. Currently, most of them are tightened or loosened manually. The manual tightening or loosening operation requires a large workload for workers, and the efficiency of tightening or loosening the caps is low. Therefore, a non-matrix automatic capping workstation for cryotubes and a method for using the same are designed. Summary of the invention

[0004] The purpose of the present invention is to solve the above problems and to design a multi-volume non-matrix automatic capping workstation for cryopreservation tubes and a method for using the same.

[0005] To achieve the above-mentioned purpose, the technical solution of the present invention is a multi-volume non-matrix automatic capping workstation for cryopreservation tubes, comprising a bottom mounting assembly, a supporting assembly is arranged on the bottom mounting assembly, a top mounting assembly is arranged on the top of the supporting assembly, an external transmission assembly is arranged on the top mounting assembly, a first movable nut and a second movable nut are arranged on the external transmission assembly, a first movable plate is arranged on the first movable nut, a plurality of first mounting holes are arranged on the first movable plate, an internal tightening transmission assembly is arranged in the first mounting hole, a second movable plate is arranged on the second movable nut, a plurality of second mounting holes are arranged on the second movable plate, and the first movable nut is provided with a plurality of second mounting holes. A special-shaped plate rack switch cover plate is arranged on the second movable plate, a plurality of rotating heads are arranged on the switch cover plate of the special-shaped plate rack, a movable guide rail is arranged on the bottom mounting assembly, a feeding movable plate is arranged on the movable guide rail, a freezing tube storage assembly is arranged on the feeding movable plate, the number of the first mounting holes is the same as the number of the second mounting holes, the arrangement of the first mounting holes is the same as the arrangement of the second mounting holes, the number of the second mounting holes is the same as the number of the rotating heads, the arrangement of the second mounting holes is the same as the arrangement of the rotating heads, and a plurality of the rotating heads are arranged in a honeycomb structure, a fan-shaped arrangement, a rectangular structure, or a circular structure.

[0006] As a further description of the technical solution, the bottom mounting assembly includes a mounting base plate, and a movable guide rail is arranged on the mounting base plate.

[0007] As a further description of the technical solution, the support assembly includes a bottom support seat arranged on the bottom mounting assembly, a support rod is arranged on the bottom support seat, a top support seat is arranged on the top end of the support rod, and the top support seat is arranged on the top mounting assembly.

[0008] As a further description of the present technical solution, the top mounting assembly includes a mounting top plate disposed on a top support seat, and a plurality of top holes are disposed on the mounting top plate, the number of the top holes is the same as the number of the first mounting holes and the number of the second mounting holes, the arrangement of the top holes is the same as the arrangement of the first mounting holes and the arrangement of the second mounting holes, and the plurality of the top holes are arranged in a honeycomb shape, a fan shape, a rectangular structure, or a circular structure.

[0009] As a further description of the present technical solution, the external transmission assembly includes a bearing seat arranged on the top mounting assembly, an external transmission screw is arranged on the bearing seat, and a first movable nut and a second movable nut are arranged on the external transmission screw.

[0010] As a further description of the technical solution, a transmission sprocket is arranged at the top of the external transmission screw rod, a power motor is arranged on the top mounting assembly, an auxiliary sprocket is arranged at the output end of the power motor, and the transmission sprockets at the top of the two external transmission screw rods are connected to the auxiliary sprockets by a transmission chain.

[0011] As a further description of the technical solution, the internal tightening transmission assembly includes an internal transmission nut arranged in a first mounting hole, and an internal transmission screw is arranged on the internal transmission nut. The internal transmission screw can pass through the second mounting hole and contact the rotating head during operation.

[0012] As a further description of the technical solution, the freezing tube storage assembly includes a test tube rack arranged on a feeding movable plate, and the test tube rack is provided with a plurality of limiting holes.

[0013] As a further description of the technical solution, the number of the limiting holes is the same as the number of the first mounting holes and the number of the second mounting holes, the arrangement of the limiting holes is the same as the arrangement of the first mounting holes and the second mounting holes, several of the limiting holes are arranged in a honeycomb shape, a fan shape, a rectangular structure, or a circular structure, and a cryogenic tube is arranged in the limiting hole.

[0014] As a further description of the technical solution, the number of the limiting holes is 97-750.

[0015] A method for using a multi-volume non-matrix automatic capping workstation for cryopreservation tubes comprises the following steps:

[0016] Step 1: Place several cryotubes in the limiting holes on the test tube rack and place a cover on each cryotube;

[0017] Step 2: Move the test tube rack along the movable guide rail to the bottom of the rotating head, and the power motor rotates forward to drive the external transmission screw to rotate, thereby driving the first movable nut and the second movable nut to move, and the second movable nut drives the second movable plate to move downward, thereby driving the rotating head on the switch cover of the special-shaped plate rack to move downward and contact the cover;

[0018] Step 3: The first movable nut moves downward, driving the first movable plate to move, and then the inner transmission nut moves. The movement of the inner transmission nut drives the inner transmission screw to rotate forward. The inner transmission screw rotates downward and contacts the rotating head, and then drives the rotating head to tighten the cover and install it on the cryopreservation tube.

[0019] Step 4: When the motor reverses, it drives the outer transmission screw to rotate, which in turn drives the first movable nut and the second movable nut to move, which in turn causes the first movable plate and the second movable plate to move, which in turn drives the inner transmission screw to rotate in the opposite direction, so that the rotating head loosens the lid from the cryogenic tube.

[0020] The beneficial effect is that the automatic capping workstation of the technical solution has an ingenious structural design, strong practicality, and stable operation. By using this automatic capping workstation, the automatic tightening and loosening of caps for batches of cryopreservation tubes can be realized, effectively ensuring that the force and angle of each capping are just right, avoiding sample leakage or contamination caused by over-tightening or over-loosening, and this capping workstation effectively improves the efficiency of tightening or loosening the caps. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0022] Figure 2 It is a schematic diagram of the overall structure of the present invention from another perspective.

[0023] In the figure, 1, bottom mounting assembly; 2, support assembly; 3, top mounting assembly; 4, external transmission assembly; 5, first moving nut; 6, second moving nut; 7, first moving plate; 8, first mounting hole; 9, inner tightening transmission assembly; 10, second moving plate; 11, second mounting hole; 12, special-shaped plate rack switch cover; 13, rotating head; 14, moving guide rail; 15, feeding moving plate; 16, cryogenic tube storage assembly; 17, mounting bottom plate; 18, bottom support seat; 19, support rod; 20, top support seat; 21, mounting top plate; 22, top hole; 23, bearing seat; 24, external transmission screw; 25, transmission sprocket; 26, power motor; 27, auxiliary sprocket; 28, transmission chain; 29, inner transmission screw; 30, test tube rack; 31, limit hole. DETAILED DESCRIPTION

[0024] First of all, the original intention of the design of the present invention is explained. SBS cryogenic tubes are used for sealing samples and are suitable for experiments, sample libraries, pharmaceutical industries, etc. A cap is installed on the cryogenic tube. During the experimental operation, there are a large number of cryogenic tubes. Currently, most of them are tightened or loosened manually. The manual tightening or loosening operation requires a large workload for workers, and the efficiency of tightening or loosening the caps is low. Therefore, the present invention designs a large-volume non-matrix automatic capping workstation for cryogenic tubes and a method for using the same.

[0025] The present invention will be described in detail below in conjunction with the accompanying drawings. Figure 1-Figure 2 As shown, a large amount of non-matrix automatic capping workstation for cryopreservation tubes includes a bottom mounting assembly 1. The bottom mounting assembly 1 will be described in detail below. The bottom mounting assembly 1 includes a mounting base plate 17, and a movable guide rail 14 is arranged on the mounting base plate 17.

[0026] A support assembly 2 is arranged on the bottom mounting assembly 1, and the support assembly 2 will be described in detail below. The support assembly 2 includes a bottom support seat 18 arranged on the bottom mounting assembly 1, a support rod 19 is arranged on the bottom support seat 18, a top support seat 20 is arranged on the top of the support rod 19, and the top support seat 20 is arranged on the top mounting assembly 3.

[0027] A top mounting assembly 3 is arranged at the top of the support assembly 2, and the top mounting assembly 3 will be described in detail below. The top mounting assembly 3 includes a mounting top plate 21 arranged on a top support seat 20, and a plurality of top holes 22 are arranged on the mounting top plate 21. The number of the top holes 22 is the same as the number of the first mounting holes 8 and the number of the second mounting holes 11, and the arrangement of the top holes 22 is the same as the arrangement of the first mounting holes 8 and the arrangement of the second mounting holes 11.

[0028] An external transmission component 4 is arranged on the top mounting component 3, and the external transmission component 4 will be described in detail below. The external transmission component 4 includes a bearing seat 23 arranged on the top mounting component 3, an external transmission screw 24 is arranged on the bearing seat 23, and a first movable nut 5 and a second movable nut 6 are arranged on the external transmission screw 24; a transmission sprocket 25 is arranged on the top of the external transmission screw 24, a power motor 26 is arranged on the top mounting component 3, and an auxiliary sprocket 27 is arranged at the output end of the power motor 26, and the transmission sprockets 25 at the top of the two external transmission screws 24 are connected to the auxiliary sprockets 27 via a transmission chain 28.

[0029] A first movable nut 5 and a second movable nut 6 are arranged on the external transmission component 4, a first movable plate 7 is arranged on the first movable nut 5, a plurality of first mounting holes 8 are arranged on the first movable plate 7, an internal tightening transmission component 9 is arranged in the first mounting hole 8, and the internal tightening transmission component 9 will be introduced in detail below. The internal tightening transmission component 9 includes an internal transmission nut arranged in the first mounting hole 8, an internal transmission screw 29 is arranged on the internal transmission nut, and the internal transmission screw 29 can pass through the second mounting hole 11 and contact the rotating head 13 during operation.

[0030] A second movable plate 10 is arranged on the second movable nut 6, a plurality of second mounting holes 11 are arranged on the second movable plate 10, a special-shaped plate rack switch cover plate 12 is arranged on the second movable plate 10, a plurality of rotating heads 13 are arranged on the special-shaped plate rack switch cover plate 12, and the number and arrangement of the rotating heads 13 are the same as the number and arrangement of the first mounting holes 8.

[0031] The number of the first mounting holes 8 is the same as the number of the second mounting holes 11, the arrangement of the first mounting holes 8 is the same as the arrangement of the second mounting holes 11, the number of the second mounting holes 11 is the same as the number of the rotating heads 13, the arrangement of the second mounting holes 11 is the same as the arrangement of the rotating heads 13, and a plurality of the rotating heads 13 are arranged in a honeycomb structure, a fan-shaped arrangement, a rectangular structure, or a circular structure.

[0032] A movable guide rail 14 is arranged on the bottom mounting assembly 1, a feeding movable plate 15 is arranged on the movable guide rail 14, and a cryogenic tube storage assembly 16 is arranged on the feeding movable plate 15. The cryogenic tube storage assembly 16 will be described in detail below. The cryogenic tube storage assembly 16 includes a test tube rack 30 arranged on the feeding movable plate 15, and a plurality of limiting holes 31 are arranged on the test tube rack 30; the number of the limiting holes 31 is the same as the number of the first mounting holes 8 and the number of the second mounting holes 11, and the arrangement of the limiting holes 31 is the same as the arrangement of the first mounting holes 8 and the arrangement of the second mounting holes 11, and the plurality of the limiting holes are arranged in a honeycomb shape, a fan shape, a rectangular structure, or a circular structure, and a cryogenic tube is arranged in the limiting hole 31, and the number of the limiting holes 31 is 97-750.

[0033] The specific structure of the present invention is described in detail above. The working principle of the present invention will be described below: when in use, several cryogenic tubes are placed in the limiting holes 31 on the test tube rack 30, a lid is placed on each cryogenic tube, and the test tube rack 30 is moved along the movable guide rail 14 to the bottom of the rotating head 13, and the power motor 26 rotates forward, thereby driving the outer transmission screw 24 to rotate, thereby driving the first moving nut 5 and the second moving nut 6 to move, and the second moving nut 6 drives the second moving plate 10 to move downward, thereby driving the rotating head 13 on the special-shaped plate rack switch cover plate 12 to move downward and contact the lid, the first moving nut 5 moves downward, driving the first moving plate 7 to move, and then the inner transmission nut moves, and the inner transmission nut moves and then drives the inner transmission screw 29 to rotate forward, and the inner transmission screw 29 rotates downward , contacts the rotating head 13, thereby driving the rotating head 13 to tighten the lid and install it on the freezing tube. When the motor reverses, it drives the external transmission screw 24 to rotate, thereby driving the first movable nut 5 and the second movable nut 6 to move, thereby making the first movable plate 7 and the second movable plate 10 move, thereby driving the internal transmission screw 29 to rotate in the opposite direction, thereby making the rotating head 13 loosen the lid from the freezing tube. The automatic capping workstation of the present technical solution has a clever structural design, strong practicality, and stable operation. By using this automatic capping workstation, the automatic tightening and loosening operations of batches of freezing tubes are realized, effectively ensuring that the force and angle of each capping are just right, avoiding sample leakage or contamination caused by over-tightening or over-loosening, and this capping workstation effectively improves the efficiency of tightening or loosening the lid.

[0034] The above technical solutions only reflect the preferred technical solutions of the technical solutions of the present invention. Some changes that may be made to certain parts thereof by technicians in this technical field all reflect the principles of the present invention and fall within the protection scope of the present invention.

Claims

1. A non-matrix automatic capping workstation for cryopreservation tubes, characterized in that: The invention comprises a bottom mounting assembly (1), wherein a support assembly (2) is arranged on the bottom mounting assembly (1), a top mounting assembly (3) is arranged on the top of the support assembly (2), an external transmission assembly (4) is arranged on the top mounting assembly (3), a first movable nut (5) and a second movable nut (6) are arranged on the external transmission assembly (4), a first movable plate (7) is arranged on the first movable nut (5), a plurality of first mounting holes (8) are arranged on the first movable plate (7), an internal tightening transmission assembly (9) is arranged in the first mounting hole (8), a second movable plate (10) is arranged on the second movable nut (6), a plurality of second mounting holes (11) are arranged on the second movable plate (10), and a special-shaped plate rack switch cover plate (10) is arranged on the second movable plate (10). 2), a plurality of rotating heads (13) are arranged on the switch cover plate (12) of the special-shaped plate rack, a movable guide rail (14) is arranged on the bottom mounting assembly (1), a feeding movable plate (15) is arranged on the movable guide rail (14), a freezing tube storage assembly (16) is arranged on the feeding movable plate (15), the number of the first mounting holes (8) is the same as the number of the second mounting holes (11), the arrangement of the first mounting holes (8) is the same as the arrangement of the second mounting holes (11), the number of the second mounting holes (11) is the same as the number of the rotating heads (13), the arrangement of the second mounting holes (11) is the same as the arrangement of the rotating heads (13), and the plurality of rotating heads (13) are arranged in a honeycomb structure, a fan-shaped arrangement, a rectangular structure, or a circular structure.

2. A non-matrix automatic capping workstation for cryopreservation tubes according to claim 1, characterized in that: The bottom mounting assembly (1) comprises a mounting base plate (17), and a movable guide rail (14) is arranged on the mounting base plate (17).

3. A non-matrix automatic capping workstation for cryopreservation tubes according to claim 1, characterized in that: The support assembly (2) comprises a bottom support seat (18) arranged on the bottom mounting assembly (1), a support rod (19) being arranged on the bottom support seat (18), a top support seat (20) being arranged at the top end of the support rod (19), and the top support seat (20) being arranged on the top mounting assembly (3).

4. A non-matrix automatic capping workstation for cryopreservation tubes according to claim 3, characterized in that: The top mounting assembly (3) comprises a mounting top plate (21) arranged on a top support seat (20), a plurality of top holes (22) being arranged on the mounting top plate (21), the number of the top holes (22) being the same as the number of the first mounting holes (8) and the number of the second mounting holes (11), the arrangement of the top holes (22) being the same as the arrangement of the first mounting holes (8) and the arrangement of the second mounting holes (11), and the plurality of the top holes (22) being arranged in a honeycomb shape, a fan shape, a rectangular structure, or a circular structure.

5. A non-matrix automatic capping workstation for cryopreservation tubes according to claim 1, characterized in that: The external transmission assembly (4) comprises a bearing seat (23) arranged on the top mounting assembly (3), an external transmission screw (24) being arranged on the bearing seat (23), and a first movable nut (5) and a second movable nut (6) being arranged on the external transmission screw (24).

6. A non-matrix automatic capping workstation for cryopreservation tubes according to claim 5, characterized in that: A transmission sprocket (25) is arranged at the top end of the external transmission screw rod (24), a power motor (26) is arranged on the top mounting assembly (3), an auxiliary sprocket (27) is arranged at the output end of the power motor (26), and the transmission sprockets (25) at the top ends of the two external transmission screw rods (24) are connected to the auxiliary sprockets (27) via a transmission chain (28).

7. A non-matrix automatic capping workstation for cryopreservation tubes according to claim 1, characterized in that: The internal tightening transmission assembly (9) comprises an internal transmission nut arranged in the first mounting hole (8), and an internal transmission screw (29) is arranged on the internal transmission nut. The internal transmission screw (29) can pass through the second mounting hole (11) and contact the rotating head (13) during operation.

8. A non-matrix automatic capping workstation for cryopreservation tubes according to claim 1, characterized in that: The cryotube storage assembly (16) comprises a test tube rack (30) arranged on a feeding movable plate (15), and a plurality of limiting holes (31) are arranged on the test tube rack (30).

9. A non-matrix automatic capping workstation for cryopreservation tubes according to claim 8, characterized in that: The number of the limiting holes (31) is the same as the number of the first mounting holes (8) and the number of the second mounting holes (11); the arrangement of the limiting holes (31) is the same as the arrangement of the first mounting holes (8) and the arrangement of the second mounting holes (11); a plurality of the limiting holes (31) are arranged in a honeycomb shape, a fan shape, a rectangular structure, or a circular structure; a cryotube is arranged in the limiting hole (31); and the number of the limiting holes (31) is 97-750.

10. A method for using a multi-volume non-matrix automatic capping workstation for cryotubes as claimed in any one of claims 1 to 9, characterized in that: The following steps are involved: Step 1: placing a plurality of cryotubes in the limiting holes (31) on the test tube rack (30), and placing a cover on each cryotube; Step 2: Move the test tube rack (30) along the movable guide rail (14) to below the rotating head (13), and rotate the power motor (26) forward, thereby driving the external transmission screw (24) to rotate, thereby driving the first movable nut (5) and the second movable nut (6) to move, and the second movable nut (6) drives the second movable plate (10) to move downward, thereby driving the rotating head (13) on the special-shaped plate rack switch cover plate (12) to move downward to contact the cover; Step 3: The first movable nut (5) moves downward, driving the first movable plate (7) to move, and then the inner transmission nut moves, and the movement of the inner transmission nut drives the inner transmission screw (29) to rotate forward, and the inner transmission screw (29) rotates downward and contacts the rotating head (13), and then drives the rotating head (13) to screw the cover tightly onto the cryopreservation tube; Step 4: When the motor reverses, it drives the external transmission screw (24) to rotate, which in turn drives the first movable nut (5) and the second movable nut (6) to move, which in turn causes the first movable plate (7) and the second movable plate (10) to move, which in turn drives the internal transmission screw (29) to rotate in the opposite direction, so that the rotating head (13) loosens the lid from the cryopreservation tube.

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