CN217995263U - Clamping module and clamping mechanism - Google Patents

Abstract

The application provides a clamping module, which comprises a fixing frame, a supporting plate, a first abutting component and a second abutting component; the fixed frame comprises a first frame body; the supporting plate is connected to the first frame body, and the first frame body and the supporting plate surround to form an accommodating space; the first abutting assembly comprises a first driving piece and a first roller connected to the first driving piece, the first driving piece is used for driving the first roller to rotate, the first roller comprises a first outer peripheral surface, and at least part of the first outer peripheral surface is arranged in the accommodating space and is convexly arranged on the supporting plate; the second abutting assembly comprises a second driving part, a second roller and a mounting seat connected to the second driving part, the second driving part is used for driving the mounting seat to move close to or away from the supporting plate, the second roller is rotatably connected to the mounting seat, the second roller comprises a second outer circumferential surface, and the second outer circumferential surface is used for being matched with the first outer circumferential surface to form clamping force. The application provides a clamping module is better to the universality of product when using. The application also provides a fixture.

Description

Clamping module and clamping mechanism

Technical Field

The application relates to the field of clamping modules, in particular to a clamping module and a clamping mechanism.

Background

In order to accommodate the boards such as the circuit board, the clamping module can be used to clamp the board and transport the board downwards to the upper part of the inserting frame, and then the board is vertically dropped into the inserting frame. The existing clamping module generally adopts two inert wheels arranged in opposite directions at intervals as the clamping module, and the gravity of a backup plate product drives the backup plate product to fall. Because the plate thickness has been injectd to the interval between two inertia wheels and the plate need have certain gravity and just can fall to predetermined position, consequently, current centre gripping module has certain limitation to the plate that is suitable for when using.

SUMMERY OF THE UTILITY MODEL

Accordingly, there is a need for a clamping module with high product universality. It is also necessary to provide a clamping mechanism including the clamping module.

The application provides a clamping module, which comprises a fixing frame, a supporting plate, a first abutting component and a second abutting component;

the fixed frame comprises a first frame body;

the supporting plate is connected to the first frame body, and the first frame body and the supporting plate surround to form an accommodating space;

the first abutting assembly comprises a first driving piece and a first roller connected to the first driving piece, the first driving piece is used for driving the first roller to rotate, the first roller comprises a first outer peripheral surface, and at least part of the first outer peripheral surface is arranged in the accommodating space and is convexly arranged on the supporting plate;

the second abutting assembly comprises a second driving piece, a second roller and a mounting seat connected to the second driving piece, the second roller and the mounting seat are arranged in the accommodating space, the second driving piece is used for driving the mounting seat to move close to or far away from the supporting plate, the second roller is rotatably connected to the mounting seat and comprises a second peripheral surface, and the second peripheral surface is used for being matched with the first peripheral surface to form clamping force.

Optionally, the supporting plate further includes a first end surface and a second end surface that are opposite to each other, the first end surface faces the second roller, the first end surface is provided with an accommodating groove for accommodating the first roller, and a portion of the first outer circumferential surface is convexly disposed on the first end surface.

Optionally, the clamping module further includes a third abutting assembly, the third abutting assembly includes a third driving member and an abutting member disposed in the accommodating space, the third driving member is connected to the abutting member and is configured to drive the abutting member to move close to or away from the supporting plate, the abutting member includes an abutting end surface disposed toward the supporting plate, and the abutting end surface is configured to cooperate with the supporting plate to generate another clamping force.

Optionally, the number of the third abutting components is two, and the two abutting pieces are respectively arranged on two opposite sides of the second roller.

Optionally, the third driver is a proportional valve.

Optionally, the clamping module further includes a guide post, the fixing frame further includes a second frame body, the second frame body and the supporting plate are both connected to the same side of the first frame body, the supporting plate, the first frame body and the second frame body surround to form the accommodating space, the guide post is protruded towards the supporting plate on the second frame body, and the mounting seat is slidably connected to the guide post.

The application also provides a fixture, including mounting bracket and two the centre gripping module, the centre gripping module the mount connect in the mounting bracket, two the centre gripping module sets up along the first direction interval in opposite directions.

Optionally, fixture still includes the guide rail subassembly, the guide rail subassembly include guided way and sliding connection in the slider of guided way, the guided way is arranged in on the mounting bracket, just the guided way is followed first direction extends, one the centre gripping module the mount fixed connection in the slider.

Optionally, the guide rail assembly further comprises a driving assembly, and the driving assembly is used for driving the sliding piece to slide along the guide rail along the first direction.

Optionally, the mounting bracket includes first portion, second portion and third portion, two the centre gripping module and the guided way set up in first portion, the second portion with the perpendicular to is all followed to the third portion the second direction of first direction is extended, first portion fixed connection in first portion, third portion fixed connection in the slider, fixture still includes at least two sets of suction head subassembly, the suction head subassembly includes the suction head, the suction head deviates from the mounting bracket sets up, and at least two sets of suction head subassembly is followed two are arranged respectively in to the second direction one side of centre gripping module, and at least two sets of suction head subassembly respectively fixed connection in second portion with third portion.

Compared with the prior art, this application is rotated in order to provide the power of transportation through setting up the first gyro wheel of first driving piece drive, and the drive is carried by the tangential direction orientation of centre gripping product along first outer peripheral face and second outer peripheral face contact position. Because this application adopts first driving piece to provide power of carrying, consequently, the centre gripping module of this application carries the product not receive the weight limitation of product. Simultaneously, the second supports holds the subassembly and passes through second driving piece drive second gyro wheel and be close to or keep away from first gyro wheel with the centre gripping or release by the centre gripping product, consequently, the interval between first gyro wheel and the second gyro wheel can change according to the size of product, consequently, does not receive the size limitation of product when the centre gripping module that this application provided uses. Therefore, the clamping module provided by the application has better universality on a clamped product.

Drawings

In order to more clearly illustrate the technical solutions in the present application or the prior art, the drawings used in the embodiments or the prior art description will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a clamping module according to an embodiment of the present disclosure;

FIG. 2 is an exploded view of the clamping module shown in FIG. 1;

FIG. 3 is a schematic structural diagram of a clamping mechanism according to an embodiment of the present disclosure;

FIG. 4 is a schematic view of the attachment of the mounting bracket to the rail assembly of the clamping mechanism of FIG. 3;

fig. 5 is a cross-sectional view taken along the V-V direction of fig. 4.

Description of the main elements

Clamping module 100

Fixing frame 10

First frame body 11

The second frame body 12

Third frame body 13

Accommodating space 101

Pallet 20

First end face 21

Accommodation groove 211

Second end face 22

First abutting assembly 30

First driving member 31

First roller 32

First outer peripheral surface 321

Second abutting assembly 40

Second drive element 41

Second roller 42

Second outer circumferential surface 421

Mounting seat 43

Connecting part 431

Extension arm 432

Connecting rod 433

Third retaining assembly 50

Third driving member 51

Holding piece 52

Abutting end surface 521

Guide post 60

Clamping mechanism 200

Mounting bracket 110

First portion 111

Second portion 112

Third portion 113

Suction head assembly 120

Suction head 121

Guide rail assembly 130

Guide rail 131

Sliding member 132

Drive assembly 133

Rotating electric machine 1331

Connecting seat 1332

Thread screw 1333

First direction X

Second direction Y

Detailed Description

The implementation, functional features and advantages of the object of the present application will be further described with reference to the embodiments and the accompanying drawings.

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear \8230;) in the embodiments of the present application are only used for explaining the relative positions of the components in a specific posture (as shown in the attached drawings), the motion situations, and the like, and if the specific posture is changed, the directional indicators are correspondingly changed.

In addition, descriptions related to "first", "second", and the like in the embodiments of the present application are only used for descriptive purposes 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 addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present application.

Referring to fig. 1 and 2, the present application provides a clamping module 100, where the clamping module 100 includes a fixing frame 10, a supporting plate 20, a first abutting assembly 30, and a second abutting assembly 40. The fixing frame 10 includes a first frame body 11 connected thereto. The support plate 20 is connected to the first frame 11. The first frame body 11 and the supporting plate 20 surround to form an accommodating space 101.

The first abutting assembly 30 includes a first driving member 31 and a first roller 32 connected to the first driving member 31. The first driving member 31 is used for driving the first roller 32 to rotate. The first roller 32 includes a first outer circumferential surface 321, and at least a portion of the first outer circumferential surface 321 is disposed in the receiving space 101 and protrudes from the supporting plate 20. The second abutting assembly 40 includes a second driving member 41, a second roller 42 and a mounting seat 43 connected to the second driving member 41. The second roller 42 and the mounting seat 43 are both located in the accommodating space 101. The second driving member 41 is used for driving the mounting seat 43 to move close to or away from the supporting plate 20. The second roller 42 is rotatably connected to the mounting seat 43, the second roller 42 includes a second outer circumferential surface 421, the second outer circumferential surface 421 is used for cooperating with the first outer circumferential surface 321 to form a clamping force, and when the clamping device is used, a clamping product (such as a circuit board) is clamped between the first outer circumferential surface 321 and the second outer circumferential surface 421.

The first driving piece 31 is arranged to drive the first roller 32 to rotate so as to provide conveying force, and the clamped product is driven to be directionally conveyed along the tangential direction of the contact position of the first outer peripheral surface 321 and the second outer peripheral surface 421. Since the first driving member 31 is adopted to provide the conveying force, the clamping module 100 of the present application is not limited by the weight of the product during conveying the product. Meanwhile, the second abutting assembly 40 drives the second roller 42 to approach or depart from the first roller 32 through the second driving member 41 to clamp or release the clamped product, so that the distance between the first roller 32 and the second roller 42 can be changed according to the size of the product, and therefore, the clamping module 100 provided by the application is not limited by the size of the product when in use. Therefore, the clamping module 100 provided by the application has better universality on a clamped product.

In some embodiments, the first drive member 31 includes, but is not limited to, a rotary electric motor and the second drive member 41 includes, but is not limited to, an air cylinder.

In some embodiments, referring to fig. 1 and 2, the fixing frame 10 further includes a second frame 12 and a third frame 13. The second frame body 12 and the supporting plate 20 are connected to the same side of the first frame body 11, and the accommodating space 101 is defined by the supporting plate 20, the first frame body 11 and the second frame body 12. The third frame body 13 is protruded from the second frame body 12 in a direction away from the pallet 20. Along the direction that the layer board is protruding to be located first support body 11, third support body 13 with first support body 11 interval sets up, just first support body 11 with third support body 13 can all be perpendicular to second support body 12. The first driving member 31 is connected to the first frame 11, and a transmission shaft of the first driving member 31 penetrates through the first frame 11 to be connected to the first roller 32 in a transmission manner, and the first driving member 31 may be connected to the first frame 11 by a screw. The second driving member 41 is connected to the second frame body 12, and a transmission shaft of the second driving member 41 penetrates through the second frame body 12 and is connected to the mounting seat 43 in a transmission manner. The second driving member 41 may be connected to the second frame 12 by a screw. The setting of second support body 12 and first driving piece 31 the position setting of second driving piece 41 does benefit to centre gripping module 100's collection dress, the setting of third support body 13 does benefit to centre gripping module 100's external installation.

In other embodiments, both the first frame 11 and the third frame 13 may not be perpendicular to the second frame 12. In other embodiments, the fixing frame 10 may not be provided with the second frame 12 and the third frame 13, the first driving member 31 and the second driving member 41 may be connected to the first frame 11, and both the first driving member 31 and the second driving member 41 may be disposed in the receiving space 101.

In some embodiments, referring to fig. 2, the mount 43 includes a connecting portion 431, two extension arms 432, and a link 433. The connecting portion 431 is used for connecting the second driving element 41. The two extension arms 432 are oppositely and alternately arranged on the same side of the connecting portion 431 away from the second driving element 41. The connecting rod 433 is connected to the two extension arms 432, and the connecting rod 433 and the connecting portion 431 are disposed at an interval. The connecting rod 433 is rotatably connected to the second roller 42 through the second roller 42, and the second roller 42 is located in a space defined by the two extending arms 432. The second roller 42 is restrained by two extension arms 432. In another embodiment, the second roller 42 placed on the connecting rod 433 may be limited by a nut engaged with one of the extension arms 432. In another embodiment, the connecting portion 431 and the extension arm 432 may not be provided on the mounting seat 43, and the connecting rod 433 may be connected to the second driving member 41 while being rotatably connected to the second roller 42. It is understood that the structure of the mounting seat 43 may be varied, and the connecting portion 431 and the extension arm 432 are added to facilitate the assembly of the mounting seat 43 and the second driving element 41.

Referring to fig. 1 and 2, the supporting plate 20 further includes a first end surface 21 and a second end surface 22 that are opposite to each other, the first end surface 21 is disposed toward the second roller 42, and the second end surface 22 is farther away from the second roller 42 than the first end surface 21. The first end surface 21 is provided with an accommodating groove 211 for accommodating the first roller 32. A portion of the first outer peripheral surface 321 is protruded from the first end surface 21. The accommodating groove 211 is formed in the supporting plate 20 to accommodate the first roller 32, so that the distance from the first peripheral surface 321, which is convexly arranged on the first end surface 21, to the first end surface 21 in the accommodating space 101 is reduced, and a clamped product is prevented from generating a large bending amplitude.

In other embodiments, the first outer circumferential surface 321 may be disposed completely in the receiving space 101, and the supporting plate 20 may be provided in plurality.

In some embodiments, referring to fig. 1 and 2, the clamping module 100 further includes a third abutting assembly 50. The third abutting assembly 50 includes a third driving member 51 and an abutting member 52 disposed in the receiving space 101. The third driving member 51 is connected to the holding member 52 and is used for driving the holding member 52 to move close to or away from the supporting plate 20. Referring to fig. 1, the abutting member 52 includes an abutting end surface 521 disposed toward the supporting plate 20, and the abutting end surface 521 is used for generating another clamping force in cooperation with the supporting plate 20. The abutting member 52 is disposed on at least one side of the second outer circumferential surface 421. The added third abutting assembly 50 is beneficial to improving the clamping balance of the clamping module 100.

In this embodiment, referring to fig. 1 and fig. 2, the number of the third abutting assemblies 50 is two. The two abutting pieces 52 are respectively arranged on two opposite sides of the second roller 42. The two abutting pieces 52 which are matched with the supporting plate 20 to generate clamping force are arranged, so that a better clamping balance effect can be obtained through a simpler structure, and clamped products are prevented from falling off in the conveying process.

In other embodiments, the number of the third abutting assemblies 50 may be one or more, and the abutting member 52 may be disposed on only one side of the second outer circumferential surface 421 to cooperate with the supporting plate 20 to generate a clamping force.

In this embodiment, referring to fig. 1, the third driving element 51 of the third abutting assembly 50 is connected to the second frame body 12. In another embodiment, the third driving member 51 is connected to the first frame 11.

In some embodiments, the third driver 51 is a proportional valve. The proportional valve may include an on-off element and a servo control element, and particularly, may be in a proportional relief valve structure, and the output pressure of the proportional valve may be controlled by controlling the input current intensity in the proportional valve, so that the clamping force generated by the abutting member 52 cooperating with the supporting plate 20 may be adjusted according to the output pressure of the proportional valve. The proportional valve is a standard part in the prior art, and the working mechanism of the proportional valve is the prior art. The third driving member 51 adopts a proportional valve, which can provide intermittent auxiliary pressure to ensure the clamping stability of the clamping module 100.

In further embodiments, the third driving member 51 may alternatively be a telescopic cylinder or a hydraulic cylinder.

In other embodiments, the third retaining element 50 may not be provided.

In some embodiments, referring to fig. 2, the clamping module 100 further includes a guide post 60, and the guide post 60 is protruded from the second frame body 12 toward the supporting plate 20. The mounting seat 43 is slidably connected to the guide post 60. The guide post 60 is provided to improve the stability of the directional movement of the second roller 42.

In this embodiment, the number of the guiding pillars 60 is two, the two guiding pillars 60 are respectively disposed on different sides of the second outer circumferential surface 421, and the normal projections of the two guiding pillars 60 on the supporting plate 20 are not overlapped with the normal projection of the second roller 42 on the supporting plate 20. In other embodiments, the number of the guide posts 60 may be one or more, and the guide posts 60 may be disposed on one side or both sides of the second roller 42 close to or far from the first frame 11. In this embodiment, a through hole is provided on the mounting seat 43, and the guide post 60 passes through the through hole to realize sliding connection. In other embodiments, the sliding connection may be achieved with a through-hole male and female member mating. In other embodiments, the guide post 60 may not be provided.

Referring to fig. 3, the present application further provides a clamping mechanism 200, where the clamping mechanism 200 includes a mounting frame 110 and two clamping modules 100. The fixing frame 10 of the clamping module 100 is connected to the mounting frame 110, and the two clamping modules 100 are arranged oppositely at intervals along a first direction X.

In some embodiments, referring to fig. 3, the clamping mechanism 200 further comprises a rail assembly 130. Referring to fig. 3, 4 and 5, the guide rail assembly 130 includes a guide rail 131 and a slider 132 slidably coupled to the guide rail 131. The guide rail 131 is disposed on the mounting frame 110, and the guide rail 131 extends along the first direction X. The fixing frame 10 of one of the clamping modules 100 is fixedly connected to the sliding member 132. The arrangement of the guide rail assembly 130 can adjust the distance between the two clamping modules 100 along the first direction X, so that the clamping mechanism 200 can clamp products with different widths.

In some embodiments, referring to fig. 3 to 5, the guide rail assembly 130 further includes a driving assembly 133, and the driving assembly 133 is configured to drive the sliding member 132 to slide along the guide rail 131 along the first direction X.

Referring to fig. 3 to 5, the driving assembly 133 may alternatively include a rotary motor 1331, a screw 1333, and two connection seats 1332. The rotating motor 1331 and the connecting seat 1332 are disposed on the mounting bracket 110 at an interval along the first direction X, and two connecting seats 1332 are also disposed at an interval along the first direction X. The rotating motor 1331 is in transmission connection with the thread screw 1333, and the thread screw 1333 is in threaded connection with the two connecting seats 1332. The sliding part 132 is screwed on the thread screw 1333, and the sliding part 132 is disposed between the two connecting seats 1332. The sliding member 132 is driven to reciprocate along the guide rail 131 by the different rotation directions of the rotating motor 1331, so that the reciprocating motion of one clamping module 100 relative to the other clamping module 100 is realized. In another embodiment, the driving assembly 133 may include a telescopic motor and a transmission rod connected to the telescopic motor, the transmission rod is connected to the sliding member 132, and the sliding member 132 is driven to reciprocate along the guide rail 131 along the first direction X by the telescopic motor. It will be appreciated that the drive assembly 133 may be varied.

In this embodiment, the guide rail 131 and the sliding member 132 are engaged with each other by a male-female engagement to slidably connect the sliding member 132 and the guide rail 131. In another embodiment, the guide rail 131 may pass through the sliding member 132 to achieve the sliding connection between the sliding member 132 and the guide rail 131. Also, the sliding connection between the guide rail 131 and the slider 132 may be changed.

In other embodiments, the clamping mechanism 200 may not include the rail assembly 130, and the two clamping modules 100 are fixedly connected to the mounting frame 110 by screws, but not limited thereto.

In some embodiments, referring to fig. 3-5, the mounting bracket 110 includes a first portion 111, a second portion 112, and a third portion 113. The two clamping modules 100 and the guide rail 131 are disposed on the first portion 111. The second portion 112 and the third portion 113 each extend in a second direction Y perpendicular to the first direction X. The second portion 112 is fixedly connected to the first portion 111, and the third portion 113 is fixedly connected to the sliding member 132. Referring to fig. 3, the clamping mechanism 200 further includes at least two sets of suction head assemblies 120, wherein the suction head assemblies 120 include suction heads 121, and the suction heads 121 are disposed away from the mounting frame 110. At least two sets of the suction head assemblies 120 are respectively disposed at one side of the two clamping modules 100 along the second direction Y. And at least two sets of the nozzle assemblies 120 are fixedly connected to the second portion 112 and the third portion 113, respectively, so that the nozzle assemblies 120 connected to the third portion 113 can move with the movement of the slider 132, thereby adjusting the distance between the nozzle assemblies 120 connected to the second portion 112 and the third portion 113, respectively. Therefore, the suction head assembly 120 can cooperate with the clamping module 100 to clamp the clamped product. The suction head assembly 120 can prevent the clamped product from being damaged by bending when the clamped product is thin.

In some embodiments, referring to fig. 3, each set of the suction head assemblies 120 includes at least two suction heads 121, and at least two suction heads 121 are spaced apart along the second direction Y. In other embodiments, each set of tip assemblies 120 may include one of the tips 121. In other embodiments, the clamping mechanism 200 may be provided without the tip assembly 120.

In this embodiment, the third frame body 13 of one clamping module 100 may be fixedly connected to the first portion 111 by screws, and the third frame body 13 of another clamping module 100 may be fixedly connected to the sliding member 132 by screws. In another embodiment, when the second frame 12 and the third frame 13 are not provided, the first frame 11 may be fixedly connected to the mounting frame 110, so as to assemble the clamping module 100 with the mounting frame 110. The second portion 112 may be fixedly coupled to the first portion 111 by a screw, and the third portion 113 may be fixedly coupled to the slider 132 by a screw. The fixed connection means that after the connection, the relative sliding of the positions of the connecting pieces does not occur.

When the clamping mechanism 200 is used, the mounting frame 110 is connected to a mechanical arm, and the rotation of the clamping mechanism 200 is realized through the rotation of the mechanical arm, so that the clamped product is clamped along the horizontal direction when the clamping mechanism 200 is in a first state, and when the clamping mechanism 200 is in a second state, the clamped product is conveyed along the vertical direction by the clamping mechanism 200, and falls off.

The above description is only a preferred embodiment of the present application, and not intended to limit the scope of the present application, and all modifications and equivalents made by the contents of the specification and the drawings or directly/indirectly applied to other related technical fields within the spirit of the present application are included in the scope of the present application.

Claims (10)

1. A clamping module is characterized by comprising a fixed frame, a supporting plate, a first abutting component and a second abutting component;

the fixed frame comprises a first frame body;

the supporting plate is connected to the first frame body, and the first frame body and the supporting plate surround to form an accommodating space;

the first abutting assembly comprises a first driving piece and a first roller connected to the first driving piece, the first driving piece is used for driving the first roller to rotate, the first roller comprises a first outer peripheral surface, and at least part of the first outer peripheral surface is arranged in the accommodating space and is convexly arranged on the supporting plate;

the second abutting assembly comprises a second driving piece, a second roller and a mounting seat connected to the second driving piece, the second roller and the mounting seat are arranged in the accommodating space, the second driving piece is used for driving the mounting seat to move close to or far away from the supporting plate, the second roller is rotatably connected to the mounting seat and comprises a second peripheral surface, and the second peripheral surface is used for being matched with the first peripheral surface to form clamping force.

2. The clamping module of claim 1, wherein the carrier further comprises a first end surface and a second end surface opposite to each other, the first end surface is disposed toward the second roller, the first end surface is provided with a receiving groove for receiving the first roller, and a portion of the first peripheral surface is convexly disposed on the first end surface.

3. The clamping module of claim 1, further comprising a third abutting assembly, wherein the third abutting assembly comprises a third driving member and an abutting member disposed in the receiving space, the third driving member is connected to the abutting member and is used for driving the abutting member to move closer to or away from the supporting plate, the abutting member comprises an abutting end surface disposed toward the supporting plate, and the abutting end surface is used for cooperating with the supporting plate to generate another clamping force.

4. The clamping module of claim 3, wherein the number of the third supporting members is two, and the two supporting members are respectively disposed on two opposite sides of the second roller.

5. The clamping module of claim 3, wherein said third drive member is a proportional valve.

6. The clamping module of claim 1, wherein the clamping module further comprises a guide post, the fixing frame further comprises a second frame body, the second frame body and the supporting plate are both connected to the same side of the first frame body, the supporting plate, the first frame body and the second frame body enclose the accommodating space, the guide post is protruded towards the supporting plate on the second frame body, and the mounting seat is slidably connected to the guide post.

7. A clamping mechanism, comprising a mounting frame and two clamping modules according to any one of claims 1 to 6, wherein the fixing frame of the clamping modules is connected to the mounting frame, and the two clamping modules are arranged along a first direction and are opposite to each other at intervals.

8. The clamping mechanism of claim 7 further comprising a rail assembly, said rail assembly including a guide rail and a slider slidably coupled to said guide rail, said guide rail being disposed on said mounting bracket and said guide rail extending in said first direction, said mounting bracket of one of said clamping modules being fixedly coupled to said slider.

9. The clamping mechanism of claim 8, wherein said rail assembly further comprises a drive assembly for driving said slider to slide along said guide rail in said first direction.

10. The clamping mechanism of claim 9, wherein said mounting bracket includes a first portion, a second portion and a third portion, two of said clamping modules and said guide rail are disposed in said first portion, said second portion and said third portion each extend in a second direction perpendicular to said first direction, said first portion is fixedly connected to said first portion, said third portion is fixedly connected to said sliding member, said clamping mechanism further includes at least two sets of tip assemblies, said tip assemblies include tips, said tips are disposed away from said mounting bracket, at least two sets of said tip assemblies are disposed on one side of two of said clamping modules respectively in said second direction, and at least two sets of said tip assemblies are fixedly connected to said second portion and said third portion respectively.

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