CN213290303U

CN213290303U - Clamping jaw and sucker combined clamp

Info

Publication number: CN213290303U
Application number: CN202021491610.3U
Authority: CN
Inventors: 李强
Original assignee: Jiaxing Yongrui Electronic Technology Co Ltd
Current assignee: Jiaxing Yongrui Electronic Technology Co Ltd
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-05-28
Anticipated expiration: 2030-07-24

Abstract

The utility model discloses a clamping jaw and sucking disc combined clamp which is used for grabbing workpieces and comprises at least one grabbing mechanism; the grabbing mechanism comprises a mounting bracket, and a sucker assembly and a clamping jaw assembly which are arranged on the mounting bracket; the sucker component is used for adsorbing and fixing the surface of a workpiece; the clamping jaw assembly comprises a bidirectional cylinder arranged on the mounting bracket, movable clamping jaws are arranged at the movable ends of two sides of the bidirectional cylinder, and the bidirectional cylinder drives the movable clamping jaws to clamp two sides of a workpiece. The utility model discloses a sucking disc subassembly adsorbs the surface of work piece, then through the both sides of clamping jaw subassembly centre gripping work piece, fixes the work piece jointly, has promoted the stability when snatching the work piece.

Description

Clamping jaw and sucker combined clamp

[ technical field ] A method for producing a semiconductor device

The utility model relates to a processing equipment technical field especially relates to a clamping jaw sucking disc modular fixture.

[ background of the invention ]

Many workpieces (e.g., mobile terminals or other intelligent electronic products) require various types of tests, such as MMI, audio, coupling, etc., to be performed after assembly, all of which need to be performed in a specialized test box.

The automatic handling mode that has now all adopts the sucking disc to absorb the work piece and puts into the test box basically, thereby can lead to absorbing the work piece unstability and drop, for example, some processes need mobile terminal to be that the screen is up, the sucking disc is direct when absorbing mobile terminal to be inhaled on the screen protection film or the adsorption affinity is not enough, all can lead to mobile terminal to break away from or directly fall down and pound the risk of damaging by the protection film by absorbing the in-process, causes the loss of enterprise.

Accordingly, there is a need for a jaw chuck modular fixture that overcomes the above-mentioned deficiencies.

[ Utility model ] content

The utility model aims at providing a clamping jaw sucking disc modular fixture aims at improving the not stable enough problem in current sucking disc adsorption workpiece surface, improves the stability of snatching the work piece.

In order to achieve the above object, the utility model provides a clamping jaw and sucking disc combined clamp, which is used for grabbing a workpiece and comprises at least one grabbing mechanism; the grabbing mechanism comprises a mounting bracket, and a sucker assembly and a clamping jaw assembly which are arranged on the mounting bracket; the sucker component is used for adsorbing and fixing the surface of the workpiece; the clamping jaw assembly comprises a bidirectional cylinder arranged on the mounting support, movable clamping jaws are arranged at movable ends of two sides of the bidirectional cylinder, and the movable clamping jaws drive two sides of a workpiece to be clamped.

In a preferred embodiment, the sucker assembly comprises a sucker mounting plate and a vacuum manifold block which are both arranged on the mounting bracket; the sucker mounting plate is provided with a plurality of sucking pieces, the sucking pieces are provided with through holes penetrating through two opposite sides, and suckers are arranged on the same side of all the sucking pieces; the vacuum confluence block is provided with a plurality of air pipe joints which are communicated with each other, one of the air pipe joints is used for being connected with the vacuum generator, and the other air pipe joints are correspondingly connected with one ends of the adsorption pieces far away from the suckers through air pipes; the sucker generates negative pressure through the vacuum generator to adsorb and fix the surface of a workpiece;

in a preferred embodiment, the mounting bracket comprises a pair of side plates which are vertically arranged on one side of the sucker mounting plate away from the sucker at intervals; one ends of the pair of side plates, which are far away from the sucker mounting plate, are connected through a top plate; the vacuum confluence block is fixed on one side, far away from the side plate, of the top plate.

In a preferred embodiment, the bidirectional cylinder is provided between a pair of the side plates; the movable clamping jaw comprises a clamping jaw connecting block connected to the movable end of the bidirectional cylinder; two the one end that the clamping jaw connecting block kept away from each other all is equipped with splint perpendicularly.

In a preferred embodiment, the splint are including locating the clamping jaw mounting panel of two-way cylinder one end is kept away from to the clamping jaw connecting block, be equipped with the perpendicular to on the clamping jaw mounting panel the slide rail of the expansion end activity direction of two-way cylinder, be equipped with on the slide rail a pair of can follow fixed clamping jaw is adjusted to the slide rail.

In a preferred embodiment, a pair of clamping jaws arranged at two sides of the bidirectional cylinder are provided with clamping jaw cushion blocks at one ends close to each other and far away from the clamping jaw mounting plate; the shape of one side, close to each other, of the clamping jaw cushion blocks arranged on the two sides of the two-way cylinder is matched with the surface shape of the workpiece to be clamped.

In a preferred embodiment, the suction cup mounting plate comprises four convex plates, the convex plates are provided with fixing holes, the number of the adsorption pieces is four, and the adsorption pieces are vertically fixed on the suction cup mounting plate in a one-to-one corresponding matching manner with the fixing holes; the centers of the four adsorption pieces are respectively positioned at four vertexes of a rectangle.

In a preferred embodiment, the device further comprises a fixed frame and a driving cylinder arranged on the fixed frame; the mounting bracket is fixed at the movable end of the driving cylinder.

In a preferred embodiment, the fixed frame is provided with a strip-shaped guide groove, and the extension direction of the cross section of the strip-shaped guide groove is consistent with the movement direction of the movable end of the driving cylinder; the mounting bracket is also fixedly provided with a guide plate, and one side of the guide plate, which is close to the strip-shaped guide groove, is provided with a guide block; the guide block is movable only along the strip guide groove.

The utility model discloses a sucking disc subassembly adsorbs the surface of work piece, then through the both sides of clamping jaw subassembly centre gripping work piece, fixes the work piece jointly, has promoted the stability when snatching the work piece.

[ description of the drawings ]

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a perspective view of a mounting bracket of a clamping jaw and suction cup combined clamp provided by the present invention;

FIG. 2 is a perspective view of an alternate angle of a mounting bracket of the jaw chuck modular fixture of FIG. 1;

FIG. 3 is a top view of a mounting bracket of the jaw chuck modular fixture of FIG. 1;

figure 4 is a perspective view of the jaw chuck modular fixture of figure 1.

[ detailed description ] embodiments

In order to make the objects, technical solutions and advantageous technical effects of the present invention more clearly understood, the present invention is further described in detail with reference to the accompanying drawings and the following detailed description. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration only and not by way of limitation.

The utility model provides a clamping jaw sucking disc modular fixture 100 for snatch work piece 200 and remove work piece 200, promote the stability that the work piece snatched.

As shown in fig. 1, the clamping jaw and suction cup combination clamp 100 includes a fixing frame 10 and a grabbing mechanism 1 disposed on the fixing frame 10. The grabbing mechanism 1 comprises a driving cylinder 20, a mounting bracket 30, and a sucker assembly 40 and a clamping jaw assembly 50 which are arranged on the mounting bracket 30, wherein the mounting bracket 30 is fixed at the movable end of the driving cylinder 20. In this embodiment, the two grabbing mechanisms 1 fixed on the fixing frame 10 are respectively disposed on two opposite sides of the fixing frame 10, and can grab two workpieces 200 at the same time, thereby improving the workpiece grabbing efficiency.

The end of the fixture 10 remote from the mounting bracket 30 is used to connect to other moving means to move the jaw chuck assembly jig 100 to a predetermined position by other moving means. Specifically, the fixing frame 10 is a plate-shaped structure, the two sides of the fixing frame are provided with strip-shaped guide grooves 11, the cross section of each strip-shaped guide groove 11 is in an i shape, and the cross section extends along the moving direction of the movable end of the driving cylinder 20 to form the strip-shaped guide grooves 11 with grooves 111 on the two sides. The mounting bracket 30 is further fixed with a guide plate 12, a guide block 121 is disposed on one side of the guide plate 12 close to the strip-shaped guide slot 11, and the guide block 121 includes a pair of projections (not shown in the figure) extending into the grooves 111 of the strip-shaped guide slot 11. When the driving cylinder 20 drives the mounting bracket 30 to move, since the driving cylinder 20 is fixed on the mounting bracket 30 at the same time with the same side of the guide plate 12, the protrusion and the groove 111 interact to enable the guide block 121 to move only along the strip-shaped guide groove 11, so as to guide and provide a certain support for the movement of the mounting bracket 30.

As shown in fig. 1-4, in this embodiment, each mounting bracket 30 is provided with a chuck assembly 40 and a jaw assembly 50. Further, the mounting bracket 30 includes a pair of spaced side plates 31, and the same sides of the pair of side plates 31 are connected by a top plate 32. Among them, a pair of side plates 31 may be provided with lightening holes 311, which facilitates lightening the weight of the entire mounting bracket 30 and observing the working state of the internal devices from the side.

As shown in fig. 2-4, the suction cup assembly 40 includes a suction cup mounting plate 41 and a vacuum manifold block 42, both disposed on the mounting bracket 30. The suction cup mounting plate 41 is connected with one side of the pair of side plates 31 far away from the top plate 32, and encloses to form a containing cavity structure with two open ends. Of course, in other embodiments, the sides of the pair of side plates 31 away from the top plate 32 can also be connected by a bottom plate (not shown), which is then connected to the suction cup mounting plate 41. The vacuum manifold block 42 is fixed to the side of the top plate 32 away from the side plate 31, and has a closed cavity (not shown) therein, and a plurality of air pipe connectors 421 are provided on the outer wall thereof, and the air pipe connectors 421 are communicated with each other through the cavity.

The suction cup mounting plate 41 is provided with a plurality of suction members 411. In this embodiment, the number of the adsorption members 411 is four. Specifically, the suction member 411 is tubular, and has a through hole 4111 formed therein and penetrating through two opposite sides, and a suction cup 4112 is disposed at one end away from the side plate 31, and the other end is connected to the air pipe connector 421 in a sealing manner, so that the air pipe connector 421 is communicated with the suction cup 4112. The suction cup 4112 is made of soft rubber and can be attached to the surface of the workpiece 200. Further, the suction cup mounting plate 41 is provided with four convex plates 412, and the convex plates 412 are provided on the same plane as the portion of the suction cup mounting plate 41 provided between the pair of side plates 31. The protruding plate 412 is formed with a fixing hole 4121, and the suction member 411 is vertically fixed to the suction plate mounting plate 41 in cooperation with the fixing hole 4121. The centers of the four suction pieces 411 are respectively located at four vertex points of a rectangle, that is, the four suction cups 4112 jointly enclose and determine a rectangle which falls within the surface range of the workpiece 200, so that the suction cups 4112 on the surface of the workpiece 200 are distributed more uniformly, and the stress stability is improved.

Therefore, one air pipe connector 421 is used to connect with a vacuum generator (not shown in the figure), and the other air pipe connectors 421 are connected with the suction pieces 411 through air pipes (not shown in the figure) in a one-to-one correspondence manner. When the vacuum generator is operated, the air amount in the cavity in the vacuum bus plate 42 is reduced through the air pipe joint 421, so that the suction cup 4112 attached to the surface of the workpiece 200 generates negative pressure through the other air pipe joint 421 and the through hole 4111 of the suction piece 411, so as to suck and fix the surface of the workpiece 200.

As shown in fig. 2 and 3, the clamping jaw assembly 50 includes a bidirectional cylinder 51 disposed on the mounting bracket 30, the bidirectional cylinder 51 is disposed between the pair of side plates 31, and in the present embodiment, a fixed end of the bidirectional cylinder 51 is fixed to the suction cup mounting plate 41. The expansion end of two-way cylinder 51 both sides all is equipped with movable clamping jaw 52, and two-way cylinder 51 can be close to each other or keep away from a pair of movable clamping jaw 52 drive, and when a pair of movable clamping jaw 52 was close to each other, can carry out the centre gripping with the both sides of the work piece 200 that adsorb in sucking disc subassembly 40, promotes work piece 200 and snatchs fixed stability.

Specifically, as shown in fig. 2, the movable clamping jaw 52 includes a clamping jaw connecting block 521 connected to the movable end of the bidirectional cylinder 51, and the clamping jaw connecting block 521 can extend the action range of the movable end of the bidirectional cylinder 51. The one end that two clamping jaw connecting blocks 521 kept away from each other all is equipped with splint 522 perpendicularly, promptly, clamping jaw connecting block 522 and sucking disc mounting panel 41 parallel arrangement, splint 522 and clamping jaw connecting block 521 perpendicular setting. When the chuck assembly 40 suction-fixes the workpiece 200, the workpiece 200 is now positioned between the pair of clamping plates 522.

As shown in fig. 3, the clamping plate 522 includes a clamping jaw mounting plate 523 disposed at an end of the clamping jaw connecting block 521 away from the bidirectional cylinder 51, the clamping jaw mounting plate 523 is a strip-shaped plate, and a slide rail 5231 perpendicular to the moving direction of the movable end of the bidirectional cylinder 51 is disposed at the same time, that is, the clamping jaw mounting plate 523 is perpendicular to the moving direction of the movable end of the bidirectional cylinder 51. The slide rail 5231 is provided with a pair of clamping jaws 5232 which can be adjusted and fixed along the slide rail 5231, that is, the clamping jaws 5232 can move along the slide rail 5231 and then be fixed by bolts and the like, so that the function of adjusting the distance between the pair of clamping jaws 5232 on the same slide rail 5231 is realized, and the workpiece 5231 can be adapted to workpieces 200 with different shapes and sizes.

Further, the pair of holding claws 5232 provided on both sides of the bidirectional cylinder 51 are provided with holding claw spacers 5233 on the sides close to each other and on the ends remote from the holding claw mounting plate 523, that is, the holding claw spacers 5233 are provided on the side close to the workpiece 200. The shape of the side of the clamping jaw block 5233, which is close to the side of the bidirectional cylinder 51, is adapted to the surface shape of the clamped workpiece 200, and generally, the clamping jaw block 5233 is in a concave clamping groove structure, so that the surface of the workpiece 200 is clamped and fixed, and the workpiece is prevented from sliding off. Of course, in other embodiments, the jaw block 5233 may be made of silicon rubber or rubber with certain elasticity, and when the movable jaw 50 clamps the workpiece 200, the jaw block 5233 is recessed inwards, so as to enhance the friction force during clamping and improve the clamping stability.

To sum up, the utility model discloses a sucking disc subassembly 40 adsorbs the surface of work piece 200, then through the both sides of the 50 centre gripping work pieces 200 of clamping jaw subassembly, fixes work piece 200 jointly, has promoted the stability when snatching work piece 200.

The invention is not limited solely to that described in the specification and the embodiments, and additional advantages and modifications will readily occur to those skilled in the art, and it is not intended to be limited to the specific details, representative apparatus, and illustrative examples shown and described herein, without departing from the spirit and scope of the general concept as defined by the appended claims and their equivalents.

Claims

1. A clamping jaw and sucker combined clamp is used for grabbing a workpiece and is characterized by comprising at least one grabbing mechanism; the grabbing mechanism comprises a mounting bracket, and a sucker assembly and a clamping jaw assembly which are arranged on the mounting bracket; the sucker component is used for adsorbing and fixing the surface of the workpiece; the clamping jaw assembly comprises a bidirectional cylinder arranged on the mounting support, movable clamping jaws are arranged at movable ends of two sides of the bidirectional cylinder, and the movable clamping jaws drive two sides of a workpiece to be clamped.

2. The jaw and chuck combination chuck of claim 1, wherein said chuck assembly includes a chuck mounting plate and a vacuum manifold block both disposed on said mounting bracket; the sucker mounting plate is provided with a plurality of sucking pieces, the sucking pieces are provided with through holes penetrating through two opposite sides, and suckers are arranged on the same side of all the sucking pieces; the vacuum confluence block is provided with a plurality of air pipe joints which are communicated with each other, one of the air pipe joints is used for being connected with the vacuum generator, and the other air pipe joints are correspondingly connected with one ends of the adsorption pieces far away from the suckers through air pipes; the sucking disc generates negative pressure through the vacuum generator to adsorb and fix the surface of the workpiece.

3. The jaw and chuck combination chuck of claim 2, wherein said mounting bracket includes a pair of spaced apart side plates disposed vertically on a side of said chuck mounting plate remote from said chuck; one ends of the pair of side plates, which are far away from the sucker mounting plate, are connected through a top plate; the vacuum confluence block is fixed on one side, far away from the side plate, of the top plate.

4. The jaw chuck modular clamp of claim 3 wherein said bi-directional cylinder is disposed between a pair of said side plates; the movable clamping jaw comprises a clamping jaw connecting block connected to the movable end of the bidirectional cylinder; two the one end that the clamping jaw connecting block kept away from each other all is equipped with splint perpendicularly.

5. The clamping jaw and suction cup combination clamp of claim 4, wherein said clamping jaw comprises a clamping jaw mounting plate disposed at an end of said clamping jaw connecting block remote from said bidirectional cylinder, said clamping jaw mounting plate is provided with a slide rail perpendicular to the direction of movement of the movable end of said bidirectional cylinder, said slide rail is provided with a pair of clamping jaws which can be adjusted and fixed along said slide rail.

6. The jaw chuck modular clamp of claim 5 wherein a pair of said jaws disposed on opposite sides of said bi-directional cylinder are provided with jaw pads on the sides thereof adjacent to each other and distal from said jaw mounting plate; the shape of one side, close to each other, of the clamping jaw cushion blocks arranged on the two sides of the two-way cylinder is matched with the surface shape of the workpiece to be clamped.

7. The jaw and chuck combination clamp of claim 2, wherein said chuck mounting plate includes four raised plates, said raised plates defining securing holes; the number of the adsorption pieces is four, and the adsorption pieces are vertically fixed on the sucker mounting plate in a one-to-one corresponding matching manner with the fixing holes; the centers of the four adsorption pieces are respectively positioned at four vertexes of a rectangle.

8. The jaw and chuck combination clamp of claim 1, further comprising a mounting bracket and a drive cylinder disposed on said mounting bracket; the mounting bracket is fixed at the movable end of the driving cylinder.

9. The jaw chuck modular clamp of claim 8 wherein said mounting bracket defines a strip guide slot having a cross-section extending in a direction generally aligned with the direction of movement of the free end of said actuating cylinder; the mounting bracket is also fixedly provided with a guide plate, and one side of the guide plate, which is close to the strip-shaped guide groove, is provided with a guide block; the guide block is movable only along the strip guide groove.