A porous kit sealing mechanism

Abstract

The application discloses a porous reagent box film sealing mechanism, which comprises a rack, film placing assemblies and film winding assemblies arranged on the two sides of the rack, a moving module arranged on the rack, a moving plate connected with the moving module, the moving module being used for driving the moving plate to vertically move, and a film sealing and cutting device arranged on the moving plate; the film sealing and cutting device comprises a film sealing rack arranged on the moving plate and a film cutting rack arranged on the side of the film sealing rack, a film cutting slide rail is arranged in the film cutting rack, the film sealing rack is arranged on the film cutting slide rail, a film sealing assembly is arranged on the film sealing rack, a film cutting cylinder is arranged on the film sealing assembly, and a film cutting knife is connected with the film cutting cylinder. The application has the advantages of compact structure, automatic operation, high efficiency, and the film sealing and cutting device can seal the film first and then cut the film paper, so that the sealing effect is ensured.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of automation, in particular, especially relates to a multi-hole reagent kit film sealing mechanism. BACKGROUND

[0002] Due to the huge packaging demand in the fields of mechanical manufacturing, assembly, food, medicine, etc., intelligent packaging equipment has developed rapidly in recent years, especially composite plastic packaging film, which is widely used in various fields, bringing great convenience to people's life. Therefore, the sealing and film sealing equipment also needs to be modified and optimized.

[0003] The existing film sealing mechanism cuts the packaging film while sealing the opening. The cutting may be completed before the sealing is completed because the two sides of the packaging film are generally tensioned by the roll assembly and the material feeding assembly. If the film sealing operation is not completed, the cut packaging film will loosen, affecting the film sealing effect, resulting in poor film sealing effect, and even leading to film sealing failure. SUMMARY

[0004] In order to solve the problem of poor film sealing effect of the existing film sealing mechanism, the present application provides a multi-hole reagent kit film sealing mechanism.

[0005] A multi-hole reagent kit film sealing mechanism, comprising a rack, the two sides of the rack are respectively provided with a film feeding assembly and a film winding assembly, a moving module and a moving plate connected with the moving module are arranged on the rack, the moving module is used to drive the moving plate to move vertically, and a film sealing and cutting device is arranged on the moving plate.

[0006] The film sealing and cutting device comprises a film sealing rack arranged on the moving plate and a film cutting rack arranged on the side of the film sealing rack, a film cutting slide rail is arranged in the film cutting rack, the film sealing rack is installed on the film cutting slide rail, a film sealing assembly and a film cutting cylinder arranged on the film sealing assembly are arranged on the film sealing rack, and the film cutting cylinder is connected with a film cutting knife. The structure is compact, and the film sealing effect is good.

[0007] Optionally, the film sealing assembly comprises a film sealing mounting plate connected with the film sealing rack, left and right moving plates, front and rear moving plates and a heating assembly are sequentially arranged below the film sealing mounting plate, the film cutting cylinder is arranged on the film sealing mounting plate, a driving member one for driving the left and right moving plates to move left and right is arranged in the film sealing mounting plate, a driving member two for driving the front and rear moving plates to move forward and backward is arranged in the front and rear moving plates, a wire rail one is arranged on the lower surface of the film sealing mounting plate, the left and right moving plates are installed on the wire rail one, a wire rail two is arranged on the lower surface of the left and right moving plates, and the front and rear moving plates are installed on the wire rail two. The utility and versatility are high.

[0008] Optionally, the driving member comprises a driving cylinder, the driving cylinder is provided with an air inlet and an air outlet at two ends respectively, a driving shaft body is arranged in the driving cylinder, a transmission block connected with the left and right moving plates is arranged on the driving shaft body, a limiting groove is arranged on the driving cylinder, the transmission block passes out of the limiting groove from the driving cylinder, and the sealing film mounting plate is provided with an air inlet channel and an air outlet channel, an air inlet joint and an air outlet joint are arranged on the sealing film mounting plate, the air inlet joint, the air inlet channel and the air inlet are sequentially connected, and the air outlet joint, the air outlet channel and the air outlet are sequentially connected. The structure is compact, and the mechanism occupies a small volume.

[0009] Optionally, the heating assembly is provided with a connecting machine base, the connecting machine base is provided with a heat insulation plate, and the front and rear moving plates are arranged on the heat insulation plate. The heat insulation plate can avoid heat transfer of the heating assembly to the film cutting cylinder.

[0010] Optionally, the heating assembly comprises a heating plate arranged below the connecting machine base, an installation plate is arranged below the heating plate, a plurality of installation grooves are arranged on the installation plate, a heat sealing head is arranged in the installation groove, the lower end of the heat sealing head protrudes from the lower surface of the installation plate, and a heater is arranged on the heating plate. Different positions can be sealed at the same time, and the efficiency is high.

[0011] Optionally, the upper end side of the heat sealing head is provided with a hanging ear, a spring placing hole is arranged in the heat sealing head, and a spring is arranged between the spring placing hole and the heating plate. The spring provides a buffering force, and the film sealing effect is improved.

[0012] Optionally, the film cutting cylinder is connected with a cutter mounting frame, the cutter mounting frame is arranged below the film cutting frame, the cutter mounting frame is provided with a movable groove, the heating assembly is arranged in the movable groove, and the film cutting knife is arranged on the inner wall of the movable groove.

[0013] Optionally, the film cutting knife is detachably mounted on the cutter mounting frame through a bolt, an open groove is arranged at the upper end of the film cutting knife, one end of the bolt passes through the open groove and is connected with the cutter mounting frame, and the other end of the bolt cannot pass through the open groove. The relative height position of the film cutting knife can be adjusted.

[0014] Optionally, a film pressing assembly is arranged below the moving plate, the film pressing assembly comprises two opposite film pressing floating plates movably arranged on the frame, the film pressing floating plates can move up and down, a pressing block is arranged at the lower end of the moving plate, the pressing block is used for pressing the film pressing floating plates downward, and at least two film pressing shafts are arranged between the film pressing floating plates. The film paper is ensured to be flat and comfortable, and the film sealing effect is improved.

[0015] Optionally, the film pressing assembly further comprises a film pressing fixing plate mounted on the frame, the film pressing fixing plate being mounted on the side of the film pressing floating plate, a driving block being mounted on the upper end of the film pressing floating plate, the driving block being positioned corresponding to the position of the pressing block above it, a film pressing spring being mounted on the upper end of the film pressing fixing plate and connected to the driving block, a film pressing slider being mounted on the side of the film pressing fixing plate, and a slide rail being mounted on the side of the film pressing floating plate for cooperating with the film pressing slider. This structure is simple, allows for simultaneous film pressing and film sealing, and is highly efficient and compact.

[0016] Optionally, the film pressing plate is provided with a guide shaft, the frame is provided with a main shaft and an adjustment assembly, the adjustment assembly is used to adjust the distance between the main shaft and the guide shaft, and the main shaft is arranged between the film winding assembly and the guide shaft to ensure that the film paper has a certain tension during the movement.

[0017] Optionally, the adjustment assembly includes a feed motor, a rocker arm, and a fixed plate mounted on a frame. The feed motor is connected to a rotating shaft movably mounted on the frame. A transmission belt is sleeved around the rotating shaft and the main shaft. One end of the rocker arm is sleeved around the rotating shaft and the other end is movably connected to the main shaft. The rocker arm is provided with an adjustment plate, which is connected to the fixed plate via an adjustment bolt. Adjustment is convenient and simple.

[0018] Compared with the prior art, the beneficial effects of the present invention are: the present invention provides a multi-porous reagent box sealing mechanism, the film placing component and the film rolling component cooperate to realize the automatic transfer of film paper, the mobile module drives the film sealing and cutting device to seal and cut the film paper of the multi-porous reagent box, the structure is compact, the operation is automated, and the efficiency is high; the film sealing and cutting device first completes the film sealing operation and then cuts the film paper to ensure the sealing effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A schematic diagram of the overall three-dimensional structure of the multi-porous reagent kit sealing mechanism provided in an embodiment of the present application;

[0020] Figure 2 A schematic diagram of the three-dimensional structure of the film sealing and cutting device provided in an embodiment of the present application;

[0021] Figure 3 A schematic diagram of a partial three-dimensional structure of a multi-porous reagent kit sealing mechanism provided in an embodiment of the present application;

[0022] Figure 4 A schematic diagram of the explosion structure of the film sealing and cutting device provided in an embodiment of the present application;

[0023] Figure 5 A schematic diagram of the explosion structure of the film sealing assembly and the heating assembly provided in an embodiment of the present application;

[0024] Figure 6A heating assembly, a cutter mounting frame, and a film cutting knife are provided.

[0025] Figure 7 A perspective view of the film cutting knife is provided.

[0026] Figure 8 A partial perspective view of a multi-well kit film sealing mechanism is provided.

[0027] Figure 9 A cross-sectional view of a film sealing mounting plate is provided.

[0028] Figure 10 A perspective view of a heat sealing head is provided.

[0029] Figure 11 A structure diagram of a driving member one is provided.

[0030] Figure 12 A structure diagram of a driving shaft body is provided.

[0031] Figure 13 A structure diagram of a film winding assembly is provided.

[0032] Figure 14 A structure diagram of a multi-well kit is provided. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the application will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the application.

[0034] Embodiment 1

[0035] A multi-well kit film sealing mechanism includes a rack 100, the rack 100 is provided with a film placing assembly 1 and a film winding assembly 2 on both sides, the rack 100 is provided with a moving module 3 and a moving plate 31 connected with the moving module 3, the moving module 3 is used to drive the moving plate 31 to move vertically, the moving plate 31 is provided with a film sealing and cutting device 4. The rack 100 is provided with a moving slide rail 101, and the moving plate 31 is installed on the moving slide rail 101.

[0036] The film placing assembly 1 and the film winding assembly 2 cooperate to realize the transfer of the film paper 200, the multi-well kit is placed below the film sealing and cutting device 4, and the moving module 3 drives the film sealing and cutting device 4 to seal the film and cut the film paper.

[0037] The sealing film cutting device 4 comprises a sealing film rack 41 arranged on the moving plate 31, and a cutting film rack 42 arranged at the side of the sealing film rack 41, wherein the cutting film rack 42 is provided with a cutting film sliding rail 43, the sealing film rack 41 is arranged on the cutting film sliding rail 43, the sealing film rack 41 is provided with a sealing film assembly 44 and a cutting film cylinder 45 arranged on the sealing film assembly 44, and the cutting film cylinder 45 is connected with a cutting film knife 46.

[0038] Specifically, the moving module 3 drives the sealing film rack 41 and the cutting film rack 42 to move downward, after the sealing film assembly 44 completes the sealing film operation, the sealing film rack 41 stops moving, and the cutting film cylinder 45 drives the cutting film knife 46 to move downward along the cutting film cylinder 43 to cut the film paper. After the sealing film assembly 44 completes the sealing film operation of the multi-well reagent box, the cutting film knife 46 cuts the film paper again, which can ensure the sealing film effect, has a compact structure and good practicability.

[0039] The sealing film assembly 44 comprises a sealing film mounting plate 441 connected with the sealing film rack 41, a left-right moving plate 442, a front-rear moving plate 443 and a heating assembly 60 arranged in sequence below the sealing film mounting plate 441, the cutting film cylinder 45 is arranged on the sealing film mounting plate 441, the sealing film mounting plate 441 is provided with a driving member one 50 for driving the left-right moving plate 442 to move left and right, the front-rear moving plate 443 is provided with a driving member two 10 for driving the front-rear moving plate 443 to move forward and backward, the lower surface of the sealing film mounting plate 441 is provided with a wire rail one 445, the left-right moving plate 442 is arranged on the wire rail one 445, the lower surface of the left-right moving plate 442 is provided with a wire rail two 446, and the front-rear moving plate 443 is arranged on the wire rail two 446.

[0040] The driving member one 50 drives the left-right moving plate 442 to move left and right, and the driving member two 10 drives the front-rear moving plate 443 to move, that is, the heating assembly 60 can move left and right and forward and backward horizontally, so that the position of the sealing film can be adjusted. Since the area of the sealing film is large, the sealing film may not be complete, and the film may be easily damaged after sealing. Therefore, the multi-well reagent box can be divided into multiple areas, and then each area is sealed respectively, and finally cut by the cutting film knife 46, which is beneficial to improve the sealing film effect of the multi-well reagent box.

[0041] The driving member one 50 comprises a driving cylinder body 51, the two ends of the driving cylinder body 51 are respectively provided with an air inlet 52 and an air outlet 53, the driving cylinder body is provided with a driving shaft body 54, the driving shaft body 54 is provided with a transmission block 55 connected with the left-right moving plate 442, the driving cylinder body 51 is provided with a limiting groove 56, the transmission block 55 passes out of the limiting groove 56 from the driving cylinder body, the sealing film mounting plate 441 is provided with an air inlet channel 57 and an air outlet channel 58, the sealing film mounting plate 441 is provided with an air inlet connector 59 and an air outlet connector 600, the air inlet connector 59, the air inlet channel 57 and the air inlet 52 are connected in sequence, and the air outlet connector 600, the air outlet channel 58 and the air outlet 53 are connected in sequence.

[0042] The air inlet joint 59 and the air outlet joint 600 drive the movement of the limiting shaft body in the driving cylinder body 51, thereby driving the movement of the transmission block 55 on the driving shaft body 54 and the left and right movement plates 442 connected with the transmission block 55, and the limiting groove 56 limits the movement distance of the transmission block 55. The driving part two 10 can have the same structure as the driving part one 50, except that the positions are different. The driving part two 10 is perpendicular to the driving part one 50, and the transmission block 55 of the driving part two 10 is connected with the left and right movement plates 442. The driving part one 50 and the driving part two 10 are arranged in the sealing film mounting plate 441 and the front and rear movement plates 443, respectively, so that the structure is compact and the practicability is high.

[0043] The heating assembly 60 is provided with a connecting base 61, the connecting base 61 is provided with a heat insulation plate 62, and the front and rear movement plates 443 are arranged on the heat insulation plate 62. The heating assembly 60 comprises a heating plate 63 arranged below the connecting base 61, a mounting plate 64 arranged below the heating plate 63, a plurality of mounting grooves 65 arranged on the mounting plate 64, and a heat sealing head 66 arranged in each mounting groove 65. The lower end of the heat sealing head 66 protrudes from the lower surface of the mounting plate 64. The heating plate 63 is provided with a heater for heating the heat sealing head 66.

[0044] In some embodiments, the heat sealing head 66 is provided with a hanging ear 661 on the upper end side, the heat sealing head 66 is provided with a spring placing hole 662, and a spring is arranged between the spring placing hole 662 and the heating plate 63. The heating plate 63 comprises two heating plates. The heat sealing head 66 is convenient and fast to install. The hanging ear 661 is placed on the surface of the mounting plate 64, and the other part of the heat sealing head except the hanging ear 661 is arranged in the mounting groove 65.

[0045] The film cutting cylinder 45 is connected with a cutter mounting frame 47, the cutter mounting frame 47 is arranged below the film cutting frame 42, the cutter mounting frame 47 is provided with a movable groove 471, the heating assembly 60 is arranged in the movable groove 471, and the film cutting knife 46 is arranged on the inner wall of the movable groove 471.

[0046] The film cutting knife 46 is detachably mounted on the cutter mounting frame 47 by bolts, the upper end of the film cutting knife 46 is provided with an open groove 461, one end of the bolt is connected with the cutter mounting frame 47 by penetrating the open groove 461, and the other end of the bolt cannot penetrate the open groove 461. The open groove 461 has a certain length. By inserting the bolt into different positions of the open groove 461, the relative height of the film cutting knife 46 can be adjusted, and the universality and practicability of the mechanism are improved.

[0047] The film cutting knife 46 can comprise a plurality of film cutting knives 46, the plurality of film cutting knives 46 are in a square shape, and the movable groove 471 provides a movement space for the heating assembly 60. The film cutting cylinder 45 drives the film cutting knife 46 to press downward, so as to cut the film paper below the movable groove 471.

[0048] In some embodiments, a film pressing assembly 7 is provided under the movable plate 31. The film pressing assembly 7 includes two opposite film pressing floating plates 71 movably arranged on the frame. The film pressing floating plates 71 can move up and down. A pressure block 72 is provided at the lower end of the movable plate 31. The pressure block 72 is used to press down the film pressing floating plate 71. At least two film pressing shafts 73 are provided between the film pressing floating plates 71.

[0049] Specifically, the porous test kit is placed under the film sealing and cutting device 4, the film placing component 1 and the film rolling component 2 cooperate, one end of the film paper 200 is fixed on the film placing component 1, and the other end passes under the film pressing shaft 73, and the moving module 3 drives the moving plate 31 to move downward, thereby driving the pressing block 72 and the film sealing and cutting component to move, the pressing block 72 presses the film pressing floating plate 71 downward, and the film pressing shaft 73 presses the film paper at the opening of the porous test kit, and the film sealing and cutting device 4 performs the film sealing operation on the film paper pressed on the porous test kit, and then cuts the film paper, and the remaining part of the cut film paper is collected through the film rolling component 2.

[0050] The film pressing assembly 7 also includes a film pressing fixed plate 74 arranged on the frame 100, and the film pressing fixed plate 74 is arranged on the side of the film pressing floating plate 71. A driving block 75 is provided at the upper end of the film pressing floating plate 71, and the driving block 75 corresponds to the position of the pressing block 72 above it. A film pressing spring 76 connected to the driving block 75 is provided at the upper end of the film pressing fixed plate 74, a film pressing slider 77 is provided on the side of the film pressing fixed plate 74, and a slide rail 78 cooperating with the film pressing slider 77 is provided on the side of the film pressing floating plate 71.

[0051] Specifically, the moving module 3 drives the moving plate 31 to move downward, the pressing block 72 presses the driving block 75 downward, the film pressing spring 76 is compressed, the film pressing floating plate 71 slides downward, and the film pressing shaft 73 presses the film paper on the surface of the porous reagent box. After the film is sealed, the moving plate 31 moves up, the film pressing spring 76 resets, the film pressing floating plate 71 and the film pressing shaft 73 move up, and the film paper continues to move.

[0052] The film pressing component 7 presses the film paper flat on the porous reagent box, which is beneficial to improving the sealing effect and ensuring that the film paper is flat. The movable plate 31 drives the film pressing component 7 to press the film, and at the same time drives the film sealing and cutting device 4 to move down and perform film sealing and cutting operations, with high production efficiency and compact structure.

[0053] In some embodiments, two film pressing shafts 73 located on the same horizontal plane are provided on the film pressing floating plate 71, and the two film pressing shafts 73 are arranged at both ends of the film pressing floating plate 71; in other embodiments, three film pressing shafts 73 are provided between the film pressing floating plates 71, two of which are located on the same horizontal plane, and the last one is arranged above the two film pressing shafts 73 and is located at one end of the film pressing floating plate 71 close to the film roll assembly 2.

[0054] The film feeding assembly 1 comprises a film feeding base 11, a film feeding motor 12 arranged on the film feeding base 11, a film feeding rotating shaft 13 connected with the film feeding motor 11, and a plurality of film feeding guide shafts 14, a film paper is sleeved on the film feeding rotating shaft 13, one end of the film paper 200 is fixed on the film feeding rotating shaft 13, and the other end is sequentially fixed on the film winding assembly 2 after passing through the film feeding guide shafts 14 and the film pressing shaft 73. The film winding assembly 2 in the embodiment is basically the same as the film feeding assembly 1.

[0055] Embodiment 2

[0056] The difference between the embodiment and the embodiment 1 is that:

[0057] The film pressing fixed plate 74 is further provided with a guide shaft 81, the rack is provided with a main shaft 82 and an adjusting assembly 83, the adjusting assembly 83 is used for adjusting the distance between the main shaft 82 and the guide shaft 81, and the main shaft 82 is arranged between the film winding assembly 2 and the guide shaft 81. The guide shaft 81, the main shaft 82 and the adjusting assembly 83 can ensure that the two ends of the film paper are tensioned, so that the film sealing effect is improved, and the film cutting is smooth.

[0058] The adjusting assembly 83 comprises a feeding motor 831 arranged on the rack 100, a swing rod 832 and a fixed plate 833, the feeding motor 831 is connected with a rotating shaft 834, the rotating shaft 834 is movably arranged on the rack 100, a transmission belt 835 is sleeved on the rotating shaft 834 and the main shaft 82, one end of the swing rod 832 is sleeved on the rotating shaft 834, the other end is movably connected with the main shaft 82, the swing rod 832 is provided with an adjusting plate 836, and the adjusting plate 836 is connected with the fixed plate 833 through an adjusting bolt 837.

[0059] Specifically, the feeding motor 831 works, the rotating shaft 834 rotates, drives the transmission belt 835 and the main shaft 82 to rotate, the main shaft 82, the film feeding assembly 1 and the film winding assembly 2 cooperate to realize the movement of the film paper 200, the distance between the adjusting plate 836 and the fixed plate 833 is adjusted through the bolt 837, the swing rod 832 moves, drives the movement of the main shaft 82, so that the distance between the main shaft 82 and the guide shaft 81 is adjusted, the film paper 200 passes between the main shaft 82 and the guide shaft 81, and the adjusting assembly 83 can adjust the force received by the film paper.

[0060] Embodiment 3

[0061] The difference between the embodiment and the embodiment 1 or the embodiment 2 is that the structure of the film winding assembly 2 is different.

[0062] The film winding assembly 2 of the embodiment comprises a film winding base 21, a film winding motor 22 arranged on the film winding base 21, a film winding rotating shaft 23 connected with the film winding motor 22, a plurality of film winding guide shafts 24, and an adjusting guide shaft assembly 25 located below the film winding guide shafts 24, and a material receiving roll is sleeved on the film winding rotating shaft 23.

[0063] The film 200 is placed on the film unwinding shaft 23. The film unwinding motor 12 and the film winding motor 22 rotate, driving the film. The film unwinding guide shafts 14 and 24 define the film's trajectory. The adjustment guide shaft assembly 25 ensures that the cut film is promptly retracted by the film winding assembly 2.

[0064] The adjustment guide shaft assembly 25 includes an upper fixed block 251 and a lower fixed block 252 arranged on the film rolling machine base 21. The lower fixed block 252 is arranged below the upper fixed block 251. A sliding rod 253 is provided between the upper fixed block 251 and the lower fixed block 252. A slider 254 is movably provided on the sliding rod 253. The slider 254 is provided with an adjustment guide shaft 255 parallel to the film rolling guide shaft 23. A pause material receiving sensor 256 and a material receiving sensor 257 are respectively provided on the sides of the upper fixed block 251 and the lower fixed block 252.

[0065] Specifically, the cut film paper supports the adjustment guide shaft 255. When the film paper is not collected in time, the adjustment guide shaft 255 will move downward along the slide bar 253. The collection sensor 257 senses that the adjustment guide shaft 255 moves close to the lower fixed block 252, and the film roll assembly 2 needs to work or speed up the film roll motor 22; if the pause collection sensor 256 senses that the adjustment guide shaft 255 moves to a position close to the upper fixed block 251, the film roll assembly 2 needs to suspend work or reduce the speed of the film roll motor 22 to avoid the film paper being pulled apart.

[0066] The present invention provides a film sealing mechanism for a porous reagent box. The film placing component and the film rolling component cooperate to realize the automatic transfer of film paper. The mobile module drives the film sealing and cutting device to seal and cut the film paper of the porous reagent box. The structure is compact, the operation is automated, and the efficiency is high. The film sealing and cutting device first completes the film sealing operation and then cuts the film paper to ensure the sealing effect.

[0067] In the present invention, unless otherwise expressly specified or limited, terms such as "installed," "installed," "connected," and "provided with" should be understood in a broad sense. For example, these terms may refer to fixed or detachable connections, or integration; mechanical or electrical connections; direct or indirect connections through an intermediate medium; and internal communication between two components or interaction between two components. Those skilled in the art will understand the specific meanings of these terms in the present invention based on specific circumstances.

[0068] In the description of the application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "side" and the like indicate the orientation or positional relationship shown in the drawings based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship commonly used when the product of the application is used, and are only for the convenience of describing the application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the application.

[0069] In the present application, unless otherwise explicitly specified and limited, the first feature above or below the second feature can include that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, the first feature above, above and above the second feature includes that the first feature is directly above and obliquely above the second feature, or only indicates that the first feature is higher in horizontal height than the second feature. The first feature below, below and below the second feature includes that the first feature is directly below and obliquely below the second feature, or only indicates that the first feature is lower in horizontal height than the second feature.

[0070] Although the description of the application is made in combination with the above specific embodiments, it is obvious that many substitutions, modifications and changes can be made by those skilled in the art according to the above content. Therefore, all such alternatives, improvements and changes are included in the spirit and scope of the appended claims.

Claims

1. A porous reagent kit sealing mechanism, characterized by: The invention comprises a frame (100), wherein a film placing assembly (1) and a film rolling assembly (2) are respectively provided on both sides of the frame (100), a moving module (3) and a moving plate (31) connected to the moving module (3) are provided on the frame (100), the moving module (3) is used to drive the moving plate (31) to move vertically, and a film sealing and cutting device (4) is provided on the moving plate (31); The film sealing and cutting device (4) comprises a film sealing frame (41) arranged on a movable plate (31), and a film cutting frame (42) arranged on the side of the film sealing frame (41), a film cutting slide rail (43) is provided in the film cutting frame (42), the film sealing frame (41) is mounted on the film cutting slide rail (43), a film sealing assembly (44) and a film cutting cylinder (45) arranged on the film sealing assembly (44) are provided on the film sealing frame (41), and the film cutting cylinder (45) is connected to a film cutting knife (46); The film sealing assembly (44) includes a film sealing mounting plate (441) connected to the film sealing frame (41), a left-right movable plate (442), a front-back movable plate (443) and a heating assembly (60) arranged in sequence below the film sealing mounting plate (441), the film cutting cylinder (45) is arranged on the film sealing mounting plate (441), a driving member 1 (50) for driving the left-right movable plate (442) to move left-right is arranged in the film sealing mounting plate (441), a driving member 2 (10) for driving the front-back movable plate (443) to move front-back is arranged in the front-back movable plate (443), a linear track 1 (445) is arranged on the lower surface of the film sealing mounting plate (441), the left-right movable plate (442) is mounted on the linear track 1 (445), a linear track 2 (446) is arranged on the lower surface of the left-right movable plate (442), and the front-back movable plate (443) is mounted on the linear track 2 (446).

2. The multi-porous reagent kit sealing mechanism according to claim 1, characterized in that: The driving member 1 (50) comprises a driving cylinder (51), wherein both ends of the driving cylinder (51) are respectively provided with an air inlet (52) and an air outlet (53), a driving shaft (54) is provided in the driving cylinder (51), a transmission block (55) connected to the left and right movable plates (442) is provided on the driving cylinder (51), a limiting groove (56) is provided on the driving cylinder (51), and the transmission block (55) passes through the limiting groove (56) from the driving cylinder, an air inlet channel (57) and an air outlet channel (58) are provided in the sealing film mounting plate (441), and an air inlet connector (59) and an air outlet connector (600) are provided on the sealing film mounting plate (441), the air inlet connector (59), the air inlet channel (57) and the air inlet (52) are connected in sequence, and the air outlet connector (600), the air outlet channel (58) and the air outlet (53) are connected in sequence.

3. The multi-porous reagent kit sealing mechanism according to claim 1, characterized in that: The heating assembly (60) is provided with a connecting base (61), the connecting base (61) is provided with a heat insulation board (62), and the front and rear movable plates (443) are arranged on the heat insulation board (62).

4. The multi-porous reagent kit sealing mechanism according to claim 3, characterized in that: The heating assembly (60) includes a heating plate (63) installed below the connecting base (61), a mounting plate (64) is provided below the heating plate (63), a plurality of mounting grooves (65) are provided on the mounting plate (64), a heat sealing head (66) is provided in the mounting groove (65), the lower end of the heat sealing head (66) protrudes from the lower surface of the mounting plate (64), and a heater (67) is provided on the heating plate (63).

5. The multi-porous reagent kit sealing mechanism according to claim 4, characterized in that: A hanging ear (661) is provided on the side of the upper end of the heat sealing head (66), a spring placement hole (662) is provided in the heat sealing head (66), and a spring is provided between the spring placement hole (662) and the heating plate (63).

6. The multi-porous reagent kit sealing mechanism according to claim 1, characterized in that: The film cutting cylinder (45) is connected to a cutter mounting frame (47), and the cutter mounting frame (47) is arranged below the film cutting machine frame (42). The cutter mounting frame (47) is provided with a movable groove (471), the heating component (60) is located in the movable groove (471), and the film cutting knife (46) is arranged on the inner wall of the movable groove (471).

7. The multi-porous reagent kit sealing mechanism according to claim 6, characterized in that: The film cutting knife (46) is detachably mounted on the cutter mounting frame (47) via a bolt. An opening slot (461) is provided at the upper end of the film cutting knife (46), and one end of the bolt passes through the opening slot (461) and is connected to the cutter mounting frame (47).

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