CN213352213U

CN213352213U - Clamp for processing special-shaped workpiece

Info

Publication number: CN213352213U
Application number: CN202022195828.0U
Authority: CN
Inventors: 周林; 周宝龙; 王礼伟
Original assignee: Kunshan Hexinyi Precision Machinery Co ltd
Current assignee: Kunshan Hexinyi Precision Machinery Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-06-04
Anticipated expiration: 2030-09-30

Abstract

The utility model relates to the technical field of clamps, in particular to a clamp for processing special-shaped workpieces, which solves the defect of high limitation in the prior art and comprises a base, wherein the top of the base is sequentially fixed with a supporting seat and a stand column through bolts, a top plate and a connecting plate are sequentially welded between the supporting seat and the stand column, one side of the connecting plate is slidably provided with a moving seat, the top of the moving seat is respectively rotatably provided with a driving gear and symmetrically arranged driven gears, the driving gear is meshed and connected with the two driven gears, and through the arrangement of the structures such as the moving seat, an adjusting rod, a lead screw, a rotating seat, a rotating pressing plate and the like, when fixing the special-shaped workpieces, a person can forwardly or reversely rotate the adjusting rod to ensure that one lead screw moves downwards, the rotating pressing plate can be pressed on the inclined plane of the workpieces after self-adaptive rotation, is suitable for popularization and application.

Description

Clamp for processing special-shaped workpiece

Technical Field

The utility model relates to an anchor clamps technical field especially relates to an anchor clamps for processing special-shaped workpiece.

Background

The jig is a device for fixing a processing object to occupy a correct position for receiving construction or inspection in a machine manufacturing process, and is also called a jig. In a broad sense, any device used to quickly, conveniently and safely mount a workpiece at any stage in a process may be referred to as a jig. The clamping plates of the clamp in the prior art are all horizontal, cannot be used for fixing special-shaped workpieces, and are high in limitation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defect of high limitation existing in the prior art and providing a fixture for processing special-shaped workpieces.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an anchor clamps for processing special-shaped workpiece, includes the base, the top of base loops through bolt fastening has supporting seat and stand, and it has roof and connecting plate to weld in proper order between supporting seat and the stand, one side of connecting plate slides and is provided with and removes the seat, and the top of removing the seat rotates the driven gear who installs drive gear and symmetrical arrangement respectively, drive gear is connected with two driven gear meshing, and driven gear's internally mounted has ball nut, ball nut's inside cover is equipped with the lead screw, and the tip of lead screw rotates installs the round pin axle, the outside of round pin axle has the rotation seat through the screw fastening, and the bottom welding of rotating the seat has the rotation clamp.

Preferably, the top of the driving gear is fixed with an adjusting rod through a screw, and the end of the adjusting rod is welded with an adjusting hand wheel.

Preferably, a cylinder is fixedly mounted on one side of the top of the supporting seat through a bolt, a piston rod is arranged in the cylinder, and the end of the piston rod is fixedly connected with one side of the moving seat through a hexagon screw.

Preferably, one side of the connecting plate is provided with symmetrically arranged sliding grooves, and the moving seat is in sliding connection with the sliding grooves.

Preferably, the bottom welding of roof has the fixing base, and flexible groove has been seted up to the inside of fixing base, and the inside sliding connection in flexible groove has the telescopic link, the tip welding of telescopic link has the stopper, the stopper with the top fixed connection of lead screw.

Preferably, a through hole is formed in the movable seat, and the lead screw penetrates through the through hole.

Preferably, the welding of one side of lead screw has the fixed block, and buckle fixedly connected with spring is passed through to one side of fixed block, and the other end of spring is colluded through buckle fixedly connected with locking, and the locking is colluded and is articulated with one side activity of lead screw.

The utility model has the advantages that: compared with the prior art, the utility model has the advantages of simple structure and reasonable design, through removing the seat, adjusting pole, lead screw, rotating the seat and rotate the setting of clamp plate isotructure, when fixed dysmorphism work piece, personnel can forward or the reverse rotation adjusts the pole for one of them lead screw moves down, rotates the clamp plate and can compress tightly on the inclined plane of work piece after the self-adaptation rotates, and convenient operation is swift, is applicable to the work piece of fixed all shapes, is fit for using widely.

Drawings

Fig. 1 is a front view of a fixture for processing a special-shaped workpiece according to the present invention;

FIG. 2 is an enlarged view of the fixture for processing a special-shaped workpiece, which is provided by the utility model and is marked at the A position;

fig. 3 is an enlarged view of the position of a reference mark B of the fixture for processing the special-shaped workpiece provided by the utility model.

In the figure: the device comprises a base 1, a supporting seat 2, a vertical column 3, a top plate 4, an adjusting rod 5, an adjusting hand wheel 6, a driving gear 7, a driven gear 8, an air cylinder 9, a piston rod 10, a connecting plate 11, a sliding chute 12, a movable seat 13, a lead screw 14, a rotary pressing plate 15, a fixed block 16, a stop hook 17, a spring 18, a ratchet wheel 19 and a rotary seat 20.

Detailed Description

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

Referring to fig. 1-3, an anchor clamps for processing special-shaped workpiece, including base 1, the top of base 1 loops through bolt fastening has supporting seat 2 and stand 3, it has roof 4 and connecting plate 11 to weld in proper order between supporting seat 2 and the stand 3, one side of connecting plate 11 slides and is provided with and removes seat 13, the top of removing seat 13 rotates respectively and installs drive gear 7 and symmetrical arrangement's driven gear 8, drive gear 7 is connected with two driven gear 8 meshing, driven gear 8's internally mounted has ball nut, ball nut's inside cover is equipped with lead screw 14, the tip of lead screw 14 rotates and installs the round pin axle, the outside of round pin axle has rotation seat 20 through the screw fastening, the bottom welding that rotates seat 20 has rotation clamp plate 15.

Through the setting of removing seat 13, adjusting pole 5, lead screw 14, rotating seat 20 and rotating the clamp plate 15 isotructure, when fixed special-shaped work piece, personnel can forward or the antiport adjusts pole 5 for one of them lead screw 14 removes downwards, and rotating the clamp plate 15 and can compress tightly on the inclined plane of work piece after the self-adaptation rotates, and convenient operation is swift, is applicable to the work piece of fixed all shapes, is fit for using widely.

An adjusting rod 5 is fixed at the top of a driving gear 7 through a screw, an adjusting hand wheel 6 is welded at the end part of the adjusting rod 5, an air cylinder 9 is fixedly installed at one side of the top part of a supporting seat 2 through a bolt, a piston rod 10 is arranged inside the air cylinder 9, the end part of the piston rod 10 is fixedly connected with one side of a moving seat 13 through a hexagon screw, symmetrically arranged sliding grooves 12 are formed in one side of a connecting plate 11, the moving seat 13 is in sliding connection with the sliding grooves 12, a fixed seat is welded at the bottom of a top plate 4, a telescopic groove is formed inside the fixed seat, a telescopic rod is connected inside the telescopic groove in a sliding mode, a limit block is welded at the end part of the telescopic rod and is fixedly connected with the top part of a lead screw 14, a through hole is formed inside the moving seat 13, the other end of the spring 18 is fixedly connected with a stop hook 17 through a buckle, and the stop hook 17 is movably hinged with one side of the screw rod 14.

In the embodiment, when the device is used, the placing position of the workpiece is firstly adjusted to enable the workpiece to face the direction of the workpiece to be convenient for processing, the bottom of the workpiece is contacted with the base 1, after the workpiece is placed, the air cylinder 9 is firstly started, the piston rod 10 of the air cylinder 9 can pull the movable seat 13 to slide, the upper pressing position is roughly adjusted, the rotary pressing plate 15 is ensured to be pressed at the middle part of the workpiece after moving downwards, and the fixity of the rotary pressing plate is enhanced;

after the adjustment is finished, the adjusting hand wheel 6 is selected to rotate clockwise or anticlockwise according to the inclination direction of the current top of the workpiece, when the adjusting hand wheel 6 rotates clockwise, the driving gear 7 is driven to rotate, the driving gear 7 acts on the two driven gears 8 to rotate in opposite directions, the left lead screw 14 moves downwards under the action of the ball nut, the moving direction of the lead screw 14 is limited by the telescopic rod, the right lead screw 14 moves upwards, the left lead screw 14 moves downwards, the rotating pressing plate 15 is close to the top of the workpiece, and the left lead screw 14 rotates anticlockwise in a self-adaptive manner along the inclination direction of the workpiece, so that the surface layer of the workpiece is pressed tightly, and the position of the workpiece is locked because the ratchet wheel is arranged at the mounting pin shaft of the rotating seat 20, as shown in fig;

besides, when the adjusting hand wheel 7 rotates anticlockwise, the screw 14 on the right side moves downwards, the rotating pressing plate 15 on the bottom rotates clockwise along the surface layer of the workpiece to compress and fix the workpiece, after the workpiece is machined, the adjusting hand wheel 6 is rotated to reset by a worker, the two screw 14 are adjusted to the middle position, the workpiece is loosened, meanwhile, when the rotating pressing plate 15 needs to be reset, the stop hook 17 on one side can be pulled, and the rotating base 20 is reset by gravity to keep the horizontal state.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A clamp for processing a special-shaped workpiece comprises a base (1) and is characterized in that, the top of the base (1) is fixed with a supporting seat (2) and an upright post (3) through bolts in sequence, a top plate (4) and a connecting plate (11) are welded between the supporting seat (2) and the upright post (3) in sequence, a moving seat (13) is arranged on one side of the connecting plate (11) in a sliding manner, a driving gear (7) and driven gears (8) which are symmetrically arranged are respectively and rotatably arranged at the top of the moving seat (13), the driving gear (7) is meshed with two driven gears (8), ball nuts are arranged inside the driven gears (8), a lead screw (14) is sleeved in the ball nut, a pin shaft is rotatably arranged at the end part of the lead screw (14), the outside of the pin shaft is fixed with a rotating seat (20) through a screw, and the bottom of the rotating seat (20) is welded with a rotating pressure plate (15).

2. The clamp for machining the special-shaped workpiece is characterized in that an adjusting rod (5) is fixed to the top of the driving gear (7) through a screw, and an adjusting hand wheel (6) is welded to the end of the adjusting rod (5).

3. The clamp for processing the special-shaped workpiece is characterized in that a cylinder (9) is fixedly installed on one side of the top of the supporting seat (2) through a bolt, a piston rod (10) is arranged inside the cylinder (9), and the end of the piston rod (10) is fixedly connected with one side of the movable seat (13) through a hexagon screw.

4. The clamp for machining the special-shaped workpiece is characterized in that sliding grooves (12) are symmetrically formed in one side of the connecting plate (11), and the moving seat (13) is connected with the sliding grooves (12) in a sliding mode.

5. The clamp for machining the special-shaped workpiece is characterized in that a fixed seat is welded at the bottom of the top plate (4), a telescopic groove is formed in the fixed seat, a telescopic rod is connected to the inside of the telescopic groove in a sliding mode, a limiting block is welded at the end of the telescopic rod, and the limiting block is fixedly connected with the top of the lead screw (14).

6. The clamp for machining the special-shaped workpiece is characterized in that a through hole is formed in the moving seat (13), and the lead screw (14) penetrates through the through hole.

7. The clamp for machining the special-shaped workpiece is characterized in that a fixing block (16) is welded on one side of the lead screw (14), a spring (18) is fixedly connected to one side of the fixing block (16) through a buckle, a stop hook (17) is fixedly connected to the other end of the spring (18) through a buckle, and the stop hook (17) is movably hinged to one side of the lead screw (14).