CN217756829U - Capping device - Google Patents

Abstract

The utility model relates to a capping device. The capping device comprises a rack, a first driving component, a cap taking mechanism and a cap releasing mechanism; the frame is used for bearing the sealing cover and the reaction container; the first driving component is arranged on the frame; the cover taking mechanism is connected to the power output end of the first driving assembly, and the first driving assembly is used for driving the cover taking mechanism to pick up the sealing cover to the orifice of the reaction container; the cover removing mechanism is connected to the frame and is used for being matched with the cover taking mechanism so as to enable the sealing cover at the hole of the reaction container to be separated from the cover taking mechanism and to be pressed into the reaction container. Get and cover the mechanism and can pick up sealed lid to under first drive assembly's drive, get and cover the mechanism and can drive the sealed lid of picking up to reaction vessel's aperture department, the rethread takes off the mechanism and gets the cooperation of cover mechanism, makes sealed lid get relatively and covers the mechanism and break away from, and presses and establish to reaction vessel in, realizes that sealed lid covers and locates reaction vessel, has improved work efficiency, has reduced the pollution to reaction vessel aperture department.

Description

Capping device

Technical Field

The utility model relates to a biological sample detection and analysis technical field especially relates to capping device.

Background

In the field of molecular biology, PCR (Polymerase Chain Reaction) is often used to amplify specific nucleic acid fragments, and then applied to detection and diagnosis of genetic diseases, pathogens, tumors, and the like. The PCR technology has the characteristics of strong specificity, high sensitivity, good automation and repeatability, accurate quantification, less pollution and the like, so the PCR technology gradually becomes an important technical tool in molecular biology and other fields. When the PCR technology is used for specific amplification of nucleic acid, the prepared PCR reaction solution needs to be transferred into a PCR reaction container, and the PCR reaction container is placed into a PCR amplification instrument for amplification after a sealing cover of the PCR reaction container is tightly covered.

However, the tight lid of current PCR reaction vessel's sealed lid is usually accomplished through manual operation, because the sealed lid of most PCR is plastic construction, and small, the material is soft for manual operation requires height, the degree of difficulty is big, inefficiency, manual operation causes the pollution to PCR reaction vessel orifice department easily in addition.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a capping device for the technical problems that the PCR sealing cap is of a plastic structure, small in size, soft in material, high in requirement on manual operation, high in difficulty, low in efficiency and easy to pollute the orifice of the PCR reaction vessel in the manual operation.

A capping apparatus comprising:

the frame is used for bearing the sealing cover and the reaction container;

the first driving assembly is arranged on the rack;

the cover taking mechanism is connected to the power output end of the first driving assembly, and the first driving assembly is used for driving the cover taking mechanism to pick up the sealing cover to the hole of the reaction container;

and the cover removing mechanism is connected with the rack and is used for being matched with the cover taking mechanism so as to separate the sealing cover at the hole of the reaction container relative to the cover taking mechanism and press the sealing cover into the reaction container.

In one embodiment, the cap removing mechanism comprises a second driving assembly and a cap rod, the second driving assembly is connected to the power output end of the first driving assembly, the tail end of the cap rod is used for being matched with the matching groove in the sealing cap, and the second driving assembly is used for driving the cap rod to move in the vertical direction so that the tail end of the cap rod is clamped into the matching groove.

In one embodiment, the cap removing mechanism further comprises an elastic piece, the elastic piece is connected to one end, far away from the tail end, of the cap rod, and the second driving assembly is used for driving the elastic piece to drive the cap rod to move.

In one embodiment, the cap removing mechanism further comprises a connecting piece, the connecting piece is connected to the power output end of the second driving assembly, the number of the cap rods is multiple, the plurality of cap rods are arranged at intervals in the first horizontal direction, and each cap rod is connected with the connecting piece through a corresponding elastic piece.

In one embodiment, the connecting member is provided with a guide groove corresponding to the cover rod, one end of the elastic member far away from the cover rod is connected to the groove wall of the guide groove, the elastic member is accommodated in the corresponding guide groove, and part of the cover rod is accommodated in the guide groove.

In one embodiment, the second driving assembly includes a second driving member and a second lead screw module, the second driving member is connected to the power output end of the first driving assembly, the second lead screw module is connected to the second driving member in a transmission manner and is connected to the connecting member, and the second driving member drives the connecting member to move in the vertical direction through the second lead screw module.

In one embodiment, the uncapping mechanism comprises a third driving assembly and an uncapping plate, the uncapping plate is connected to a power output end of the third driving assembly, when the sealing cover is located at the hole opening of the reaction container, the third driving assembly is used for driving the uncapping plate to abut against the sealing cover, and the cover rod and the uncapping plate can move relatively along the direction of mutual deviation so that the uncapping plate pushes the sealing cover to realize that the sealing cover is separated from the cover rod.

In one embodiment, the cap removing mechanism is connected to a power output end of a first driving assembly, and the first driving assembly is used for driving the cap removing mechanism and the cap removing mechanism to synchronously move along a second horizontal direction;

the cover removing plate is provided with cover removing holes for the cover rods to penetrate through, and the inner contour size of each cover removing hole is smaller than that of the sealing cover.

In one embodiment, the third driving assembly includes a third driving member and a third screw module, the third driving member is connected to the power output end of the first driving assembly, the third screw module is connected to the third driving member in a transmission manner and is connected to the releasing cover plate, and the third driving member drives the releasing cover plate to move in the vertical direction through the third screw module.

In one embodiment, the first driving assembly comprises a first driving member and a first lead screw module, the first driving member is connected to the frame, the first lead screw module is connected to a power output end of the first driving member and is connected to the cap removing mechanism and the cap removing mechanism, and the first driving member drives the cap removing mechanism and the cap removing mechanism to synchronously move along the second horizontal direction through the first lead screw module.

Has the beneficial effects that:

the capping device provided by the embodiment of the utility model comprises a frame, a first driving component, a cap taking mechanism and a cap releasing mechanism; the frame is used for bearing the sealing cover and the reaction container; the first driving component is arranged on the frame; the cover taking mechanism is connected to the power output end of the first driving assembly, and the first driving assembly is used for driving the cover taking mechanism to pick up the sealing cover to the orifice of the reaction container; the cover removing mechanism is connected to the frame and is used for being matched with the cover taking mechanism so as to enable the sealing cover at the hole of the reaction container to be separated from the cover taking mechanism and to be pressed into the reaction container. Get and cover the mechanism and can pick up sealed lid in this application, and under first drive assembly's drive, get and cover the mechanism and can drive the sealed lid of picking up to reaction vessel's hole department, the rethread takes off to cover the mechanism and gets and cover the mechanism cooperation, make sealed lid get relatively to cover the mechanism and break away from, and press and establish to reaction vessel in, thereby realized that sealed lid can cover and locate reaction vessel, compare in manual operation, work efficiency is improved, the pollution that causes reaction vessel hole department has been reduced simultaneously.

Drawings

Fig. 1 is a first schematic view of a capping device according to an embodiment of the present invention;

fig. 2 is a second schematic view of a capping device according to an embodiment of the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2;

fig. 4 is an enlarged view at B in fig. 1.

Reference numerals:

100-a frame; 110-a workbench; 111-an accommodating cavity; 113-a first limiting plate; 114-a second limiting plate; 120-a support base; 121-a first guide rail; 130-a base; 131-a third guide rail; 200-a first drive assembly; 210-a first drive member; 220-a first screw rod module; 230-an adapter; 231-a second guide rail; 300-a cover taking mechanism; 310-a second drive assembly; 311-a second drive member; 312-a second lead screw module; 313-a first slider; 320-a lid stem; 330-an elastic member; 340-a connector; 342-a guide plate; 343-a fixed plate; 400-a decapping mechanism; 410-a third drive assembly; 411 — a third drive member; 412-a third lead screw module; 413-a second slider; 420-cover removing; 421-uncapping holes; 510-a backing plate; 520-a reaction vessel; 530-an orifice; 540-sealing cover.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of 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, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Referring to fig. 1, fig. 1 is a first schematic view of a capping device according to an embodiment of the present invention. The capping device provided by an embodiment of the present invention includes a frame 100, a first driving assembly 200, a cap removing mechanism 300, and a cap releasing mechanism 400; the frame 100 is used for carrying the sealing cover 540 and the reaction vessel 520; the first driving assembly 200 is mounted to the frame 100; the cover taking mechanism 300 is connected to the power output end of the first driving assembly 200, and the first driving assembly 200 is used for driving the cover taking mechanism 300 to pick up the sealing cover 540 to the orifice 530 of the reaction vessel 520; the uncapping mechanism 400 is connected to the rack 100, and the uncapping mechanism 400 is used for cooperating with the uncapping mechanism 300 so that the sealing cover 540 at the opening 530 of the reaction vessel 520 is disengaged from the uncapping mechanism 300 and is pressed into the reaction vessel 520.

Specifically, get lid mechanism 300 and can pick up sealed lid 540 in this application, and under the drive of first drive assembly 200, get lid mechanism 300 and can drive the sealed lid 540 that picks up to reaction vessel 520's drill way 530 department, the rethread takes off lid mechanism 400 and gets lid mechanism 300 cooperation, make sealed lid 540 break away from relatively getting lid mechanism 300, and press and establish to reaction vessel 520 in, thereby realized that sealed lid 540 can cover and locate in reaction vessel 520, compare in manual operation, and the work efficiency is improved, the pollution that causes reaction vessel 520 drill way 530 department has been reduced simultaneously.

Further, frame 100 includes workstation 110, has placed the orifice plate on the workstation 110, is equipped with reaction vessel 520 on the orifice plate, and reaction vessel 520 extends along vertical direction to can avoid the sample that awaits measuring in the reaction vessel 520 to spill over.

Referring to fig. 1 and 2, fig. 2 is a second schematic view of a capping device according to an embodiment of the present invention. In one embodiment, the cap removing mechanism 300 includes a second driving assembly 310 and a cap rod 320, the second driving assembly 310 is connected to the power output end of the first driving assembly 200, the end of the cap rod 320 is used for matching with the matching groove on the sealing cap 540, and the second driving assembly 310 is used for driving the cap rod 320 to move in the vertical direction, so that the end of the cap rod 320 is clamped into the matching groove.

Specifically, the first driving assembly 200 is configured to drive the cap removing mechanism 300 to move along a second horizontal direction, where the second horizontal direction is an arrangement direction of the reaction container 520 and the sealing cap 540. When the cap removing mechanism 300 moves above the sealing cap 540 under the driving of the first driving assembly 200, the second driving assembly 310 drives the cap rod 320 to move downwards, so that the tail end of the cap rod 320 is clamped into the matching groove on the sealing cap 540, so that the sealing cap 540 can be picked up by the cap rod 320, and then the sealing cap 540 is driven to move upwards by the second driving assembly 310, so that the lower end of the sealing cap 540 is separated from the cushion plate 510 on which the sealing cap 540 is mounted, and the sealing cap 540 can be prevented from scratching the cushion plate 510 in the process of moving the cap removing mechanism 300 towards the reaction vessel 520 under the driving of the first driving assembly 200.

When the cover removing mechanism 300 moves above the opening 530 of the reaction vessel 520 under the driving of the first driving assembly 200, the second driving assembly 310 drives the cover rod 320 to drive the picked-up sealing cover 540 to move downwards, so that the sealing cover 540 is located at the opening 530 of the reaction vessel 520, and then the cover removing mechanism 400 is matched with the cover removing mechanism 300, so that the sealing cover 540 is separated from the cover removing mechanism 300, and the sealing cover 540 is pressed in the reaction vessel 520.

Further, the end of the cover rod 320 is in interference fit with the fitting groove of the sealing cover 540, so that the end of the cover rod 320 can be stably connected with the sealing cover 540 under the driving of the second driving assembly 310, and the sealing cover 540 does not have the possibility of falling off relative to the end of the cover rod 320 during the movement of the sealing cover 540 driven by the cover rod 320, thereby ensuring that the sealing cover 540 can be pressed in the reaction vessel 520, and further improving the capping efficiency of the reaction vessel 520.

Referring to fig. 1, 2 and 3, fig. 3 is an enlarged view of a point a in fig. 2. In one embodiment, the cap removing mechanism 300 further includes an elastic member 330, the elastic member 330 is connected to an end of the cap rod 320 far from the end, and the second driving component 310 is configured to drive the elastic member 330 to move the cap rod 320.

Specifically, the elastic member 330 can play a role of buffering, the second driving assembly 310 drives the elastic member 330 to move the cover rod 320, when the end of the cover rod 320 contacts the sealing cover 540, the end of the cover rod 320 can flexibly contact the sealing cover 540, thereby preventing damage to the sealing cover 540, and simultaneously, when the cover rod 320 moves to the orifice 530 of the reaction vessel 520 with the sealing cover 540, the sealing cover 540 picked up by the cover rod 320 can flexibly contact the reaction vessel 520, thereby preventing damage to the reaction vessel 520. Preferably, the elastic member 330 is a spring.

Referring to fig. 1, 2, 3 and 4, in one embodiment, the cap removing mechanism 300 further includes a connecting member 340, the connecting member 340 is connected to the power output end of the second driving assembly 310, the number of the cap rods 320 is multiple, the cap rods 320 are spaced apart in the first horizontal direction, and each cap rod 320 is connected to the connecting member 340 through a corresponding elastic member 330.

Specifically, a plurality of sealing covers 540 corresponding to the cover rods 320 are placed on the base plate 510, a plurality of reaction containers 520 corresponding to the cover rods 320 are arranged on the pore plate, when the first driving assembly 200 drives the cover taking mechanism 300 to move to the upper side of the sealing covers 540, and the second driving assembly 310 drives the plurality of cover rods 320 to move downwards through the connecting piece 340 so that the tail ends of the cover rods 320 are clamped into the matching grooves of the sealing covers 540, due to the arrangement of the elastic piece 330, the difference of positions on the horizontal plane between the plurality of sealing covers 540 or between the plurality of cover rods 320 can be adjusted, so that each cover rod 320 can be in interference fit with the matching groove of the corresponding sealing cover 540, each cover rod 320 is stably connected with the corresponding sealing cover 540, and the phenomenon that the sealing covers 540 fall off due to unstable connection of part of the cover rods 320 and the sealing covers 540 or the sealing covers 540 are crushed due to excessive contact of part of the cover rods 320 and the matching grooves of the sealing covers 540 can be avoided.

It should be noted that the difference of the positions of the plurality of sealing covers 540 on the horizontal plane may be the difference of the height size or the installation position of each sealing cover 540, and the difference of the positions of the plurality of cover bars 320 on the horizontal plane may be the difference of the length of each cover bar 320.

When the first driving assembly 200 drives the cap removing mechanism 300 to move above the aperture 530 of the reaction vessel 520 and the second driving assembly 310 drives the plurality of cap rods 320 to move downward through the connecting member 340 so that the sealing caps 540 picked up by the ends of the cap rods 320 are placed at the aperture 530 of the reaction vessel 520, due to the arrangement of the elastic member 330, the difference in position in the horizontal plane between the apertures 530 of the plurality of reaction vessels 520 or between the plurality of cap rods 320 can be adjusted, so that the sealing caps 540 picked up by each cap rod 320 can be placed at the apertures 530 of the corresponding reaction vessel 520, and thus the reaction vessel 520 can be prevented from being crushed due to the fact that part of the sealing caps 540 are not placed at the apertures 530 of the reaction vessel 520 or are in excessive contact with the reaction vessel 520. Preferably, the first horizontal direction is perpendicular to the second horizontal direction.

Further, a plurality of rows of sealing covers 540 are mounted on the base plate 510 and spaced apart from each other in the second horizontal direction, a plurality of rows of reaction vessels 520 are disposed on the well plate and spaced apart from each other in the second horizontal direction, wherein the number and position of each row of reaction vessels 520 and each row of sealing covers 540 correspond to the number and position of the cover rods 320 on the connecting member 340, and the number of rows of sealing covers 540 on the base plate 510 is the same as the number of rows of reaction vessels 520 on the well plate, so that the first driving assembly 200 can pick up the corresponding sealing covers 540 to the corresponding reaction vessels 520 in the process of driving the cover rods 320 to move. Preferably, the plurality of cover bars 320 are disposed at equal intervals in the first horizontal direction.

In other embodiments, the connecting member 340 may also be provided with the cover rods 320 arranged in a matrix, as long as the number and positions of the sealing covers 540 and the reaction vessels 520 arranged on the well plate and arranged on the pad 510 correspond to the number and positions of the cover rods 320 on the connecting member 340 in the first horizontal direction, and the number of rows of the cover rods 320 is less than or equal to the number of rows of the sealing covers 540 and the reaction vessels 520 in the second horizontal direction. When a plurality of reaction vessels 520 are provided on the well plate, the reaction vessels 520 may be wells attached to the well plate itself.

Referring to fig. 2, 3 and 4, fig. 4 is an enlarged view of B in fig. 1. In one embodiment, the connecting member 340 is provided with a guide slot corresponding to the cover rod 320, one end of the elastic member 330 away from the cover rod 320 is connected to a slot wall of the guide slot, the elastic member 330 is accommodated in the corresponding guide slot, and a portion of the cover rod 320 is accommodated in the guide slot.

Specifically, elastic component 330 holds and locates in the guide way that corresponds, thereby can play the guide effect to elastic component 330, make connecting piece 340 drive the in-process that elastic component 330 removed along vertical direction, elastic component 330 can stretch out and draw back along vertical direction steadily, and some lid pole 320 holds the setting of locating in the guide way, can avoid lid pole 320 and elastic component 330 junction to take place to buckle, thereby make lid pole 320 under the drive of second drive assembly 310, lid pole 320 can be accurate along vertical direction removal under the drive of elastic component 330, and then can be accurate with cooperation groove interference fit, and can accurately place the sealed lid 540 of picking up in the drill way 530 department of reaction vessel 520.

Further, the connecting member 340 includes a fixing plate 343 and a guide plate 342 that are connected to each other, the guide plate 342 is connected to the power output end of the second driving assembly 310, and a groove extending in the vertical direction is provided in the fixing plate 343, the guide plate 342 is provided with a guide hole in the vertical direction, one end of the elastic member 330 that deviates from the cover rod 320 is connected to the bottom wall of the groove, a part of the cover rod 320 is accommodated in the guide hole, so that the height of the guide plate 342 can be set according to the lengths of the cover rod 320 and the elastic member 330, and the guide hole can play a stable guiding role in guiding the movement of the cover rod 320. In addition, the depth of the groove can be reduced by the arrangement of the guide hole, so that the connection between the elastic member 330 and the bottom wall of the groove is facilitated.

Referring to fig. 2 and 3, in one embodiment, the second driving assembly 310 includes a second driving member 311 and a second lead screw module 312, the second driving member 311 is connected to the power output end of the first driving assembly 200, the second lead screw module 312 is connected to the second driving member 311 in a transmission manner and is connected to the connecting member 340, and the second driving member 311 drives the connecting member 340 to move in the vertical direction through the second lead screw module 312.

Specifically, the guide plate 342 is connected to the second lead screw module 312, and the second driving member 311 is used for driving the guide plate 342 through the second lead screw module 312 to drive the fixing plate 343 and the cover rod 320 to move in the vertical direction, so that the end of the cover rod 320 can be snapped into the fitting groove or the picked-up sealing cover 540 is placed at the aperture 530 of the reaction vessel 520. Preferably, the second driver 311 is a motor. In other embodiments, the motor may also drive the guide plate 342 to move in the vertical direction through other transmission modules.

Referring to fig. 1, 2 and 3, in one embodiment, the uncapping mechanism 400 includes a third driving assembly 410 and an uncapping plate 420, the uncapping plate 420 is connected to a power output end of the third driving assembly 410, when the sealing cover 540 is covered on the reaction vessel 520, the third driving assembly 410 is used for driving the uncapping plate 420 to press against the sealing cover 540, and the cover rod 320 and the uncapping plate 420 can relatively move in a direction away from each other, so that the uncapping plate 420 pushes the sealing cover 540 to enable the sealing cover 540 to be separated from the cover rod 320.

Specifically, the third driving assembly 410 serves to drive the release plate 420 to move in a vertical direction, and when the sealing cover 540 is placed at the aperture 530 of the reaction vessel 520, the third driving assembly 410 drives the release plate 420 to move downward such that one end of the release plate 420 can be pressed against the sealing cover 540. When the sealing cover 540 is disposed at the opening 530 of the reaction vessel 520, the sealing cover 540 may be press-fitted into the reaction vessel 520, or the sealing cover 540 may partially protrude into the opening 530 of the reaction vessel 520 but may not be completely press-fitted with the reaction vessel 520.

When the second driving member 311 drives the cover rod 320 to drive the sealing cover 540 to be placed at the opening 530 of the reaction vessel 520 and the sealing cover 540 is pressed against the reaction vessel 520, the releasing cover plate 420 is firstly pressed against the sealing cover 540 at the end of the cover rod 320 under the driving of the third driving member 410, and then the second driving member 311 drives the cover rod 320 to move upwards, so that the releasing cover plate 420 can reversely push the sealing cover 540 under the acting force of the sealing cover 540 on the releasing cover plate 420, so that the sealing cover 540 is released relative to the cover rod 320, and the sealing cover 540 can be pressed in the reaction vessel 520. Wherein, the elastic member 330 is disposed such that the sealing cap 540 picked up by each cap rod 320 can be accurately pressed in the reaction vessel 520 by the elastic member 330.

When the second driving member 311 drives the cover rod 320 to drive the sealing cover 540 to be placed at the opening 530 of the reaction vessel 520, and the sealing cover 540 partially extends into the opening 530 of the reaction vessel 520, but is not completely pressed against the reaction vessel 520, the cover-removing plate 420 is firstly pressed against the sealing cover 540 at the end of the cover rod 320 under the driving of the third driving member 410, then the third driving member 410 drives the cover-removing plate 420 to move downwards, at this time, the second driving member 311 drives the cover rod 320 to move upwards or not, so that the cover-removing plate 420 pushes the sealing cover 540 picked up at the end of the cover rod 320, and the sealing cover 540 is separated from the cover rod 320, and meanwhile, under the pushing force of the cover-removing plate 420, the sealing cover 540 continues to move downwards accurately to a pressing position along the inner wall of the reaction vessel 520, thereby realizing the pressing.

Referring to fig. 1, 2 and 3, in one embodiment, the uncapping mechanism 400 is connected to a power output end of the first driving assembly 200, and the first driving assembly 200 is used for driving the uncapping mechanism 300 and the uncapping mechanism 400 to synchronously move along the second horizontal direction; the uncapping plate 420 is provided with uncapping holes 421 for the cover rods 320 to penetrate through, and the inner contour size of the uncapping holes 421 is smaller than the outer contour size of the sealing cover 540.

Specifically, the second driving assembly 310 and the third driving assembly 410 are both connected to the power output end of the first driving assembly 200, and the cap removing mechanism 300 and the cap removing mechanism 400 move synchronously along the second horizontal direction under the driving of the first driving assembly 200, so that the relative positions of the cap removing plate 420 and the cap rod 320 are unchanged on a horizontal plane, the cap rod 320 always penetrates through the cap removing hole 421, when the cap rod 320 drives the sealing cap 540 to move to the aperture 530 of the reaction vessel 520, the cap removing plate 420 can accurately press against the sealing cap 540, and the inner contour dimension of the cap removing hole 421 is smaller than the outer contour dimension of the sealing cap 540, so that the cap removing plate 420 can apply a uniform pushing force to the circumferential surface of the sealing cap 540, thereby facilitating the separation of the sealing cap 540 relative to the cap rod 320.

In other embodiments, the third driving assembly 410 is not connected to the power output end of the first driving assembly 200, and a side of the uncapping hole 421 of the uncapping plate 420 facing the cover rod 320 is provided with a notch, when the first driving assembly 200 drives the cover rod 320 to drive the sealing cover 540 to move to the opening 530 of the reaction vessel 520, the uncapping plate 420 is located on a side of the cover rod 320 along the second horizontal direction, and the cover rod 320 can extend into the uncapping hole 421 from the notch, and the third driving assembly 410 drives the uncapping plate 420 to move downward, so that the uncapping plate 420 presses against the sealing cover 540.

With continued reference to fig. 1, 2 and 3, in one embodiment, the third driving assembly 410 includes a third driving element 411 and a third lead screw module 412, the third driving element 411 is connected to the power output end of the first driving assembly 200, the third lead screw module 412 is connected to the third driving element 411 in a transmission manner and is connected to the releasing cover plate 420, and the third driving element 411 drives the releasing cover plate 420 to move in the vertical direction through the third lead screw module 412.

Specifically, the third driving element 411 is configured to drive the releasing plate 420 to move in the vertical direction through the third lead screw module 412, so that the releasing plate 420 can abut against the sealing cover 540 at the end of the cover rod 320, and the sealing cover 540 can be disengaged from the cover rod 320 during the relative movement of the releasing plate 420 and the cover rod 320. Preferably, the third driver 411 is a motor. In other embodiments, the motor may also drive the uncapping plate 420 to move in the vertical direction through other transmission modules.

Referring to fig. 1, 2, 3 and 4, in one embodiment, the first driving assembly 200 includes a first driving member 210 and a first lead screw module 220, the first driving member 210 is connected to the rack 100, the first lead screw module 220 is connected to a power output end of the first driving member 210 and is connected to the cap removing mechanism 300 and the cap removing mechanism 400, and the first driving member 210 drives the cap removing mechanism 300 and the cap removing mechanism 400 to move synchronously along the second horizontal direction through the first lead screw module 220.

Specifically, the rack 100 further includes a supporting base 120 and an adapter 230, the first driving element 210 is mounted on the supporting base 120, the supporting base 120 is provided with a first guide rail 121 extending along the second horizontal direction, the adapter 230 is connected to the first lead screw module 220 and slidably connected to the first guide rail 121, the second driving element 310 and the third driving element 410 are both mounted on the adapter 230, and the first driving element drives the adapter 230 to move along the second horizontal direction through the first lead screw module 220, so as to drive the second driving element 310 and the third driving element 410 to move.

Further, a second guide rail 231 extending in the vertical direction is arranged on the adapter 230, the cap removing mechanism 300 further includes a first slider 313, the cap removing mechanism 400 further includes a second slider 413, the first slider 313 and the second slider 413 are both connected with the second guide rail 231 in the vertical direction in a sliding manner, the first slider 313 is located above the second slider 413, the guide plate 342 is connected with the second lead screw module 312 through the first slider 313, and the cap removing plate 420 is connected with the third lead screw module 412 through the second slider 413. The arrangement of the first slider 313 and the second slider 413 sharing the second guide rail 231 reduces the number of components and saves space.

Referring to fig. 1, in one embodiment, the bottom plate of the workbench 110 is provided with an accommodating cavity 111 for storing the sealing caps 540 and the reaction vessels 520, the table top of the workbench 110 is provided with a first limiting plate 113 and a second limiting plate 114, the first limiting plate 113 and the second limiting plate 114 are arranged at intervals along a second horizontal direction, and when the pad 510 is arranged between the first limiting plate 113 and the second limiting plate 114, the first limiting plate 113 and the second limiting plate 114 are used for limiting the pad 510 to move along the second horizontal direction, so that the cap rod 320 can accurately pick up the corresponding sealing caps 540.

Referring to fig. 1 and 2, in one embodiment, the capping device further includes a base 130, a third guide rail 131 extending along the second horizontal direction is disposed on the base 130, the supporting base 120 is connected to the base 130, and the workbench 110 is slidably connected to the third guide rail 131 along the second horizontal direction, so that the workbench 110 can be pulled out relative to the base 130 along the second horizontal direction, the sealing cover 540 and the reaction vessel 520 stored in the accommodating cavity 111 can be conveniently manually placed on the workbench 110, and then the workbench 110 is pushed to move to a proper position, so as to facilitate capping operation. The base 130 is provided with a limiting member, and when the working table 110 moves in place relative to the base 130, the limiting member abuts against the working table 110, so as to limit the working table 110 to move continuously, thereby facilitating subsequent capping operation.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. A capping device, comprising:

the frame is used for bearing the sealing cover and the reaction container;

the first driving assembly is arranged on the rack;

the cover taking mechanism is connected to the power output end of the first driving assembly, and the first driving assembly is used for driving the cover taking mechanism to pick up the sealing cover to the orifice of the reaction container;

the cover removing mechanism is connected to the rack and is used for being matched with the cover taking mechanism so as to enable the sealing cover at the hole opening of the reaction container to be separated from the cover taking mechanism and to be pressed into the reaction container.

2. The capping device of claim 1 wherein the cap removing mechanism comprises a second driving assembly and a cap rod, the second driving assembly is connected to the power output end of the first driving assembly, the end of the cap rod is used for being matched with the matching groove on the sealing cap, and the second driving assembly is used for driving the cap rod to move in the vertical direction, so that the end of the cap rod is clamped into the matching groove.

3. The capping device according to claim 2, wherein the cap removing mechanism further comprises an elastic member connected to an end of the cap rod away from the end, and the second driving assembly is configured to drive the elastic member to move the cap rod.

4. The capping device according to claim 3, wherein the cap removing mechanism further comprises a connecting member connected to the power output end of the second driving assembly, the number of the cap rods is plural, the plural cap rods are arranged at intervals in the first horizontal direction, and each cap rod is connected to the connecting member through the corresponding elastic member.

5. The capping device as claimed in claim 4, wherein the connecting member is provided with a guide groove corresponding to the cap rod, one end of the elastic member remote from the cap rod is connected to a groove wall of the guide groove, the elastic member is accommodated in the corresponding guide groove, and a part of the cap rod is accommodated in the guide groove.

6. The capping apparatus of claim 5 wherein the second driving assembly comprises a second driving member and a second lead screw module, the second driving member is connected to the power output end of the first driving assembly, the second lead screw module is connected to the second driving member in a driving manner and is connected to the connecting member, and the second driving member drives the connecting member to move in the vertical direction through the second lead screw module.

7. The capping device according to any one of claims 2 to 6, wherein the capping mechanism includes a third driving assembly and a capping plate, the capping plate is connected to a power output end of the third driving assembly, when the sealing cover is located at the aperture of the reaction vessel, the third driving assembly is configured to drive the capping plate to press against the sealing cover, and the cover rod and the capping plate can move relatively in directions away from each other, so that the capping plate pushes the sealing cover to separate the sealing cover from the cover rod.

8. The capping device of claim 7 wherein the uncapping mechanism is connected to a power output end of the first driving assembly, the first driving assembly being configured to drive the uncapping mechanism and the uncapping mechanism to move synchronously in a second horizontal direction;

the cover removing plate is provided with cover removing holes for the cover rods to penetrate through, and the inner contour size of each cover removing hole is smaller than that of the sealing cover.

9. The capping device of claim 8, wherein the third driving assembly comprises a third driving member and a third screw module, the third driving member is connected to the power output end of the first driving assembly, the third screw module is connected to the third driving member in a transmission manner and is connected to the cap releasing plate, and the third driving member drives the cap releasing plate to move in the vertical direction through the third screw module.

10. The capping device according to any one of claims 1 to 6, wherein the first driving assembly comprises a first driving member and a first lead screw module, the first driving member is connected to the frame, the first lead screw module is connected to a power output end of the first driving member and is connected to the cap removing mechanism and the cap removing mechanism, and the first driving member drives the cap removing mechanism and the cap removing mechanism to move synchronously along a second horizontal direction through the first lead screw module.

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