CN216265587U

CN216265587U - Reverse clamping device

Info

Publication number: CN216265587U
Application number: CN202122866746.9U
Authority: CN
Inventors: 李瑞贤; 王伟; 李文生
Original assignee: Fuyao Semiconductor Kunshan Co ltd; Foxsemicon Integrated Technology Shanghai Inc
Current assignee: Fuyao Semiconductor Kunshan Co ltd; Foxsemicon Integrated Technology Shanghai Inc
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-04-12
Anticipated expiration: 2031-11-22

Abstract

The utility model discloses a reverse clamping device which comprises a main body assembly and a clamping mechanism, wherein the main body assembly comprises a jig base, parts and a pressing plate limiting block; the clamping mechanism comprises a lever pressing plate, a connecting block, a ball head pressing screw, a positioning pin and an extension spring; the upper surface of the jig base is provided with a part, two pressure plate limiting blocks are symmetrically arranged on the outer side of the part, and positioning pins are arranged on the inner side walls of the two pressure plate limiting blocks; according to the utility model, the lever pressing plate is driven to move by rotating the pressing ball head screw, the moving lever pressing plate drives the extension spring and the rubber pad to move through the positioning pin, the moving extension spring performs extension movement, and the moving rubber pad extrudes and fixes a part between the pressing plate limiting block and the lever pressing plate, so that the operation steps are simplified, the time consumed during adjustment is saved, and the production efficiency is improved.

Description

Reverse clamping device

Technical Field

The utility model relates to the technical field of spare and accessory part machining, in particular to a reverse clamping device.

Background

The spare and accessory parts refer to finished products which form the components of user products, such as integrated circuit blocks, instruments and the like, and the spare and accessory parts can not independently play a production role but directly influence the normal operation of production;

when traditional accessories are produced, because the influence of standard sheet material thickness direction error can be to the product yield, adopt to fill up adjustable supporting shoe below the sheet material usually, then adjust the adjustable supporting shoe height that corresponds respectively according to the state of the actual plane degree on material surface, the change of plane degree is confirmed to the cooperation scale, until the plane degree adjustment of material to the within range that accords with the technological requirement, locking fixing device again, process, the operating procedure is comparatively loaded down with trivial details, and need consume a large amount of time to adjust, production efficiency has been influenced, for this reason, a reverse clamping device is proposed.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a reverse clamping device to solve the above-mentioned problems of the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: a reverse clamping device comprises a main body assembly and a clamping mechanism, wherein the main body assembly comprises a jig base, parts and a pressure plate limiting block;

the clamping mechanism comprises a lever pressing plate, a connecting block, a ball head pressing screw, a positioning pin and an extension spring;

the upper surface of smelting tool base is equipped with the part, the outside symmetry of part is equipped with two clamp plate stoppers, two the inside wall of clamp plate stopper all is equipped with the locating pin, the lateral wall middle part of locating pin rotates and is connected with the lever clamp plate, one side of lever clamp plate is equipped with extension spring, first screw hole has been seted up at the upper surface middle part of clamp plate stopper, the inside wall threaded connection of first screw hole has the ball head screw that compresses tightly.

Preferably, the upper surfaces of the two pressure plate limiting blocks are symmetrically provided with two through holes, and the two pressure plate limiting blocks are in threaded connection with the upper surface of the jig base through the through holes and bolts; the pressing plate limiting block is installed and fixed on the jig base through penetrating through the through hole by using a bolt.

Preferably, two second threaded holes are symmetrically formed in one side of the pressure plate limiting block and one side of the lever pressure plate; the moving lever pressing plate drives the second threaded hole to move.

Preferably, both ends of the extension spring are fixedly connected with connecting blocks; the moving connecting block drives the extension spring to move.

Preferably, the inner side wall of the second threaded hole is symmetrically and threadedly connected with a first spring support and a second spring support; and the first spring support and the second spring support are fixed on the lever pressing plate and the pressing plate limiting block through the second threaded holes respectively.

Preferably, the outer side wall of the pressure plate limiting block is symmetrically provided with two positioning holes, and the outer side wall of the positioning pin is inserted into the inner side wall of the positioning hole; the lever pressing plate is fixed by the movable positioning pin penetrating through the positioning hole; the lever pressing plate is fixed by the movable positioning pin penetrating through the positioning hole.

Preferably, the first spring support and the second spring support are provided with a connecting hole at one end far away from the second threaded hole, and the outer side wall of the connecting block is rotatably connected to the inner side wall of the connecting hole and is inserted into the connecting hole, so that the extension spring is connected to the first spring support and the second spring support.

Preferably, one side of the lever pressing plate is provided with a groove, and a rubber pad is bonded on the inner side wall of the groove; the friction force between the lever pressing plate and the part is increased through the rubber pad.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the lever pressing plate is driven to move by rotating the pressing ball head screw, the moving lever pressing plate drives the extension spring and the rubber pad to move through the positioning pin, the moving extension spring performs extension movement, and the moving rubber pad extrudes and fixes a part between the pressing plate limiting block and the lever pressing plate, so that the operation steps are simplified, the time consumed during adjustment is saved, and the production efficiency is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic axial side view of the pressure plate stop block of the present invention;

FIG. 3 is a schematic illustration of the exploded view of FIG. 2 of the present invention;

FIG. 4 is a schematic cross-sectional view of FIG. 2 according to the present invention.

In the figure: 1. a body assembly; 2. a clamping mechanism; 101. a jig base; 102. a part; 103. a pressure plate limiting block; 201. a lever pressing plate; 202. connecting blocks; 203. pressing a ball head screw; 204. positioning pins; 205. an extension spring; 41. a first threaded hole; 42. a through hole; 43. a groove; 44. a rubber pad; 45. a first spring support; 46. a second spring support; 47. connecting holes; 48. a second threaded hole; 49. and (7) positioning the holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides a technical solution: a reverse clamping device comprises a main body component 1 and a clamping mechanism 2, wherein the main body component 1 comprises a jig base 101, a part 102 and a pressure plate limiting block 103;

the clamping mechanism 2 comprises a lever pressing plate 201, a connecting block 202, a pressing ball head screw 203, a positioning pin 204 and an extension spring 205;

the upper surface of smelting tool base 101 is equipped with part 102, and the outside symmetry of part 102 is equipped with two clamp plate stopper 103, and the inside wall of two clamp plate stopper 103 all is equipped with locating pin 204, and the outside wall middle part of locating pin 204 rotates and is connected with lever clamp plate 201, and one side of lever clamp plate 201 is equipped with extension spring 205, and first screw hole 41 has been seted up at the upper surface middle part of clamp plate stopper 103, and the inside wall threaded connection of first screw hole 41 has pressure ball head screw 203.

In this embodiment, specifically: the upper surfaces of the two pressure plate limiting blocks 103 are symmetrically provided with two through holes 42, and the two pressure plate limiting blocks 103 are in threaded connection with the upper surface of the jig base 101 through the through holes 42 and bolts; the pressing plate limiting block 103 is installed and fixed on the jig base 101 by penetrating through the through hole 42 with a bolt.

In this embodiment, specifically: two second threaded holes 48 are symmetrically formed in one side of the pressing plate limiting block 103 and one side of the lever pressing plate 201; the second threaded hole 48 is moved by the moving lever pressing plate 201, and the second threaded hole 48 moves the second spring support 46.

In this embodiment, specifically: both ends of the extension spring 205 are fixedly connected with connecting blocks 202; the extension spring 205 is moved by the moving connecting block 202.

In this embodiment, specifically: the inner side wall of the second threaded hole 48 is symmetrically in threaded connection with a first spring support 45 and the second spring support 46; the first spring support 45 and the second spring support 46 are fixed on the lever pressing plate 201 and the pressing plate stopper 103 through the second screw hole 48, respectively.

In this embodiment, specifically: the outer side wall of the pressure plate limiting block 103 is symmetrically provided with two positioning holes 49, and the outer side wall of the positioning pin 204 is inserted into the inner side wall of the positioning hole 49; the lever presser plate 201 is fixed by moving the positioning pin 204 through the positioning hole 49.

In this embodiment, specifically: one ends of the first spring support 45 and the second spring support 46, which are far away from the second threaded hole 48, are provided with connecting holes 47, and the outer side wall of the connecting block 202 is rotatably connected to the inner side wall of the connecting hole 47; the extension spring 205 is attached to the first spring support 45 and the second spring support 46 by inserting the attachment block 202 into the attachment hole 47.

In this embodiment, specifically: a groove 43 is formed in one side of the lever pressing plate 201, and a rubber pad 44 is bonded to the inner side wall of the groove 43; the rubber pad 44 increases the friction between the lever pressing plate 201 and the part 102, and improves the fixing effect on the part 102.

In this embodiment, specifically: this device is ingenious through back-off module device, with the locating surface and the machined surface conversion of work piece Z direction on same face, realize according to this principle that the work piece is by the machined surface the plane with back-off module on the locating surface laminating back synchronous clamp tightly, realized that the plane degree automatic adjustment to the within range of technological requirement, this scheme possesses simple structure, the input cost is low, the commonality is high, characteristics such as suitability is strong.

The utility model is in operation: the lever pressing plate 201 is placed inside the pressing plate limiting block 103, then the positioning pin 204 is moved to penetrate through the positioning hole 49 to fix the lever pressing plate 201, the first spring support 45 and the second spring support 46 are rotated to pass through the second threaded hole 48, the first spring support 45 and the second spring support 46 are respectively fixed on one side of the pressing plate limiting block 103 and one side of the lever pressing plate 201, then the connecting block 202 is inserted into the connecting hole 47, so that the extension spring 205 is connected to the first spring support 45 and the second spring support 46, then the pressing plate limiting block 103 is installed and fixed on the jig base 101 by using the bolt penetrating through the through hole 42, then the part 102 is installed on the jig base 101 from the side, then the pressing ball head screw 203 is rotated to drive the lever pressing plate 201 to move through the first threaded hole 41, the moving lever pressing plate 201 drives the rubber pad 44 and the second spring support 46 to move through the positioning pin 204, the second spring bracket 46 that moves drives the connecting block 202 to move, the connecting block 202 that moves drives the extension spring 205 to stretch, the rubber pad 44 that moves drives the part 102 to extrude the pressing plate limiting block 103, thereby fix the part 102 between the pressing plate limiting block 103 and the lever pressing plate 201, the friction between the lever pressing plate 201 and the part 102 is increased through the rubber pad 44 that sets up, the fixing effect to the part 102 is improved, after the processing is completed, the ball head screw 203 is compressed through the reverse rotation, the lever pressing plate 201 is driven to move through the extension spring 205 that is stretched, the lever pressing plate 201 that moves drives the rubber pad 44 to contact the fixing work of the part 102, thereby the part 102 is dismounted, the device not only simplifies the operation steps, but also saves the time consumed during adjustment, and the production efficiency is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A reverse clamping device comprising a main body assembly (1) and a clamping mechanism (2), characterized in that: the main body assembly (1) comprises a jig base (101), a part (102) and a pressure plate limiting block (103);

the clamping mechanism (2) comprises a lever pressing plate (201), a connecting block (202), a ball head pressing screw (203), a positioning pin (204) and an extension spring (205);

the upper surface of smelting tool base (101) is equipped with part (102), the outside symmetry of part (102) is equipped with two clamp plate stopper (103), two the inside wall of clamp plate stopper (103) all is equipped with locating pin (204), the lateral wall middle part of locating pin (204) is rotated and is connected with lever clamp plate (201), one side of lever clamp plate (201) is equipped with extension spring (205), first screw hole (41) have been seted up at the upper surface middle part of clamp plate stopper (103), the inside wall threaded connection of first screw hole (41) has pressure ball head screw (203).

2. The reverse clamping device as set forth in claim 1, wherein: two through-holes (42), two have been seted up to the upper surface symmetry of clamp plate stopper (103) are through-hole (42) and bolt threaded connection in the upper surface of smelting tool base (101).

3. The reverse clamping device as set forth in claim 1, wherein: two second threaded holes (48) are symmetrically formed in one side of the pressing plate limiting block (103) and one side of the lever pressing plate (201).

4. The reverse clamping device as set forth in claim 3, wherein: and both ends of the extension spring (205) are fixedly connected with connecting blocks (202).

5. The reverse clamping device as set forth in claim 4, wherein: the inner side wall of the second threaded hole (48) is symmetrically in threaded connection with a first spring support (45) and a second spring support (46).

6. The reverse clamping device as set forth in claim 1, wherein: two positioning holes (49) are symmetrically formed in the outer side wall of the pressure plate limiting block (103), and the outer side wall of the positioning pin (204) is inserted into the inner side wall of the positioning hole (49).

7. The reverse clamping device as set forth in claim 5, wherein: connecting holes (47) are formed in the ends, far away from the second threaded hole (48), of the first spring support (45) and the second spring support (46), and the outer side wall of the connecting block (202) is rotatably connected to the inner side wall of the connecting holes (47).

8. The reverse clamping device as set forth in claim 1, wherein: one side of the lever pressing plate (201) is provided with a groove (43), and a rubber pad (44) is bonded on the inner side wall of the groove (43).