CN214186855U

CN214186855U - Precision clamp

Info

Publication number: CN214186855U
Application number: CN202022839112.XU
Authority: CN
Inventors: 徐友懿; 曹恩奇; 冷成业
Original assignee: Jieyide Suzhou Machinery Technology Co ltd
Current assignee: Jieyide Suzhou Machinery Technology Co ltd
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2021-09-14
Anticipated expiration: 2030-12-01

Abstract

The utility model relates to an anchor clamps technical field just discloses an accurate anchor clamps, including a supporting bench, the spout has been seted up to the top of a supporting bench, the inside movable mounting of spout has ball screw, ball screw's one end movable mounting is on a supporting bench's outer wall, a supporting bench's inboard one end fixed mounting has first bevel gear, the top movable mounting of first bevel gear has the second bevel gear, the bottom fixed mounting of second bevel gear has the motor, motor movable mounting is at a supporting bench's middle part, ball screw's middle part movable mounting has the slider, the upper portion fixed mounting of slider has the slide bar. This precision clamp has the support frame through the upper end middle part fixed mounting at the slide bar, and the equal movable mounting in both sides of support frame has splint and backing plate, and the middle part of splint is connected through bracing piece and spring, is convenient for support fixedly the inside and outside of work piece, is convenient for press from both sides the work piece tightly, and it is convenient to process.

Description

Precision clamp

Technical Field

The utility model relates to an anchor clamps technical field specifically is an accurate anchor clamps.

Background

The jig is a device for fixing a machining object to a correct position for construction or inspection in a machine manufacturing process, and is also called a jig, and broadly, a device for quickly, conveniently and safely installing a workpiece in any process is called a jig, and the jig generally includes a positioning element, a clamping device, a tool setting guide element, an indexing device, a connecting element, a jig body, and the like.

The existing clamp can only fix the outer side or the inner side of a workpiece in a single way in the use process, when the workpiece with an inner cylinder needs to be replaced, the use process is complex, synchronous operation cannot be carried out, the position between clamping jaws needs to be manually changed, and the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model provides a precision clamp possesses convenient to use, can carry out the advantage fixed to the interior external surface of work piece, has solved the problem mentioned among the above-mentioned background art.

The utility model provides a following technical scheme: an accurate clamp comprises a supporting table, a chute is arranged above the supporting table, a ball screw is movably arranged inside the chute, one end of the ball screw is movably arranged on the outer wall of the supporting table, a first bevel gear is fixedly arranged at one end of the inner side of the supporting table, a second bevel gear is movably arranged above the first bevel gear, a motor is fixedly arranged at the bottom of the second bevel gear, the motor is movably arranged in the middle of the supporting table, a sliding block is movably arranged in the middle of the ball screw, a sliding rod is fixedly arranged at the upper part of the sliding block, the length value of the sliding rod is consistent with that of the chute, a supporting frame is fixedly arranged in the middle of the upper part of the sliding rod, a mounting hole is arranged in the middle of the supporting frame, a supporting rod is movably arranged inside the mounting hole, and a clamping plate is fixedly arranged at one end of the supporting rod, and a spring is movably arranged on the outer side of the supporting rod.

Carefully, bracing piece, spring and splint all are symmetrical structure, and use the support frame to install in the both sides of support frame as symmetry axis symmetry.

Carefully selecting, the middle part fixed mounting of splint has the backing plate, the backing plate is rubber antiskid cushion.

Preferably, the number of the ball screws, the number of the first bevel gears and the number of the sliding blocks are four, the four ball screws, the number of the first bevel gears and the number of the sliding blocks are respectively installed inside the four branches of the sliding groove, and the thread directions of the two opposite ball screws are opposite, so that the four sliding blocks are close to or far away from the middle of the supporting table simultaneously.

The concrete conveying device is characterized in that the sliding groove is a cross sliding groove, and a round hole is formed in the lower portion of the middle of the sliding groove.

Carefully selecting, the supporting platform is round platform form, just the bottom of supporting platform is equipped with the screw hole.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this precision clamp has the support frame through the upper end middle part fixed mounting at the slide bar, and the equal movable mounting in both sides of support frame has splint and backing plate, and the middle part of splint is connected through bracing piece and spring, is convenient for support fixedly the inside and outside of work piece, is convenient for press from both sides the work piece tightly, and it is convenient to process.

2. This precision clamp through the inboard one end fixed mounting at ball screw has first bevel gear, and the top of first bevel gear carries out movable mounting with ball screw, is convenient for drive second bevel gear and first bevel gear through the motor and rotates, drives ball screw and rotates, and moves four sliders inwards simultaneously, drives the slide bar with the slider afterwards and moves in the inside of slider, changes the width value between the support frame, is convenient for fix the work piece of processing.

Drawings

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

FIG. 2 is a sectional view of the structure of the present invention;

FIG. 3 is a schematic view of the supporting frame of the present invention;

fig. 4 is a schematic view of the ball screw of the present invention.

In the figure: 1. a support table; 2. a chute; 3. a ball screw; 4. a first bevel gear; 5. a second bevel gear; 6. a motor; 7. a slider; 8. a slide bar; 9. a support frame; 10. mounting holes; 11. a support bar; 12. A spring; 13. a splint; 14. a backing plate.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a precision clamp comprises a supporting table 1, the supporting table 1 is in a shape of a circular truncated cone, a threaded hole is formed in the bottom of the supporting table 1, the supporting table 1 is mounted on a processing device of a workpiece and fixed through the threaded hole in the bottom to prevent the device from slipping and loosening, a chute 2 is formed above the supporting table 1, the chute 2 is a cross-shaped chute, a round hole is formed in the lower portion of the middle of the chute 2, the cross-shaped chute of the chute 2 guides the mounting and moving of four ball screws 3 and a slider 7 to prevent the ball screws 3 and the slider 7 from shaking, the round hole below the chute 2 is a mounting reserved position of a motor 6 to facilitate the mounting of the motor 6, the ball screws 3 are movably mounted inside the chute 2, one end of the ball screws 3 is movably mounted on the outer wall of the supporting table 1, and a first bevel, a second bevel gear 5 is movably arranged above the first bevel gear 4, a motor 6 is fixedly arranged at the bottom of the second bevel gear 5, the motor 6 is movably arranged in the middle of the supporting platform 1, a sliding block 7 is movably arranged in the middle of the ball screw 3, the number of the first bevel gear 4 and the sliding block 7 are four, the four ball screws 3, the number of the first bevel gear 4 and the number of the sliding block 7 are respectively arranged in four branches of the sliding chute 2, the thread directions of the two opposite ball screws 3 are opposite, the first bevel gear 4 is fixedly arranged at one end of the inner side of the ball screw 3, the upper part of the first bevel gear 4 is movably arranged with the ball screw 3, the second bevel gear 5 and the first bevel gear 4 are conveniently driven by the motor 6 to rotate, the ball screws 3 are driven to rotate, and the four sliding blocks 7 are simultaneously close to or far away from the middle of the supporting platform 1, the four sliding blocks 7 move inwards at the same time, then the sliding blocks 7 drive the sliding rods 8 to move in the sliding chutes 2, the width values between the supporting frames 9 are changed, the processed workpieces are convenient to fix, the sliding rods 8 are fixedly arranged on the upper portions of the sliding blocks 7, the length values of the sliding rods 8 are consistent with the length values of the sliding chutes 2, the supporting frames 9 are fixedly arranged in the middle of the upper portions of the sliding rods 8, mounting holes 10 are formed in the middle of the supporting frames 9, supporting rods 11 are movably arranged in the mounting holes 10, clamping plates 13 are fixedly arranged at one ends of the supporting rods 11, backing plates 14 are fixedly arranged in the middle of the clamping plates 13, the backing plates 14 are rubber anti-skidding cushions, the clamping plates 13 and the backing plates 14 fix the workpieces, the fixing effect of the workpieces is ensured, the workpieces are prevented from slipping in the processing process, the surfaces of the workpieces cannot be damaged, springs 12 are movably arranged on the outer sides of the supporting rods 11, bracing piece 11, spring 12 and splint 13 all are symmetrical structure, and use support frame 9 to install in the both sides of support frame 9 as symmetry axis symmetry, have support frame 9 through the upper end middle part fixed mounting at slide bar 8, and the equal movable mounting in both sides of support frame 9 has splint 13 and backing plate 14, and the middle part of splint 13 is connected through bracing piece 11 and spring 12, is convenient for support fixedly the inside and outside of work piece, is convenient for press from both sides tightly the work piece, and it is convenient to process.

The working principle is as follows: during the use, with device fixed mounting on processing equipment, and with the power intercommunication of motor 6, motor 6 drives second bevel gear 5 and rotates, it rotates to drive first bevel gear 4, drive ball screw 3, and four sliders 7 move to the inboard simultaneously, drive slider 7 afterwards and drive slide bar 8 and carry out the happy inside at spout 2, change the width value between the support frame 9, be convenient for fix the work piece of processing, and the equal movable mounting in both sides of support frame 9 has splint 13 and backing plate 14, and the middle part of splint 13 is connected through bracing piece 11 and spring 12, be convenient for support fixedly to the inside and outside of work piece, be convenient for press from both sides tightly the work piece, can.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Simultaneously in the utility model discloses an in the drawing, fill the pattern and just do not do any other injecions for distinguishing the picture layer.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A precision clamp comprises a support table (1), and is characterized in that: the supporting platform is characterized in that a sliding groove (2) is formed in the upper portion of the supporting platform (1), a ball screw (3) is movably mounted in the sliding groove (2), one end of the ball screw (3) is movably mounted on the outer wall of the supporting platform (1), a first bevel gear (4) is fixedly mounted at one end of the inner side of the supporting platform (1), a second bevel gear (5) is movably mounted above the first bevel gear (4), a motor (6) is fixedly mounted at the bottom of the second bevel gear (5), the motor (6) is movably mounted in the middle of the supporting platform (1), a sliding block (7) is movably mounted in the middle of the ball screw (3), a sliding rod (8) is fixedly mounted at the upper portion of the sliding block (7), the length value of the sliding rod (8) is consistent with that of the sliding groove (2), and a supporting frame (9) is fixedly mounted in the middle, mounting hole (10) have been seted up at the middle part of support frame (9), the inside movable mounting of mounting hole (10) has bracing piece (11), the one end fixed mounting of bracing piece (11) has splint (13), the outside movable mounting of bracing piece (11) has spring (12).

2. A precision clamp according to claim 1, wherein: the supporting rod (11), the spring (12) and the clamping plate (13) are all of symmetrical structures and are symmetrically arranged on two sides of the supporting frame (9) by taking the supporting frame (9) as a symmetry axis.

3. A precision clamp according to claim 1, wherein: the middle part of splint (13) is fixed mounting has backing plate (14), backing plate (14) are rubber anti-skidding cushion.

4. A precision clamp according to claim 1, wherein: the number of the ball screws (3), the number of the first bevel gears (4) and the number of the sliding blocks (7) are four, the four ball screws (3), the four first bevel gears (4) and the four sliding blocks (7) are respectively installed inside four branches of the sliding groove (2), the thread directions of the two opposite ball screws (3) are opposite, and the four sliding blocks (7) are all close to or far away from the middle of the supporting table (1) at the same time.

5. A precision clamp according to claim 1, wherein: the sliding groove (2) is a cross sliding groove, and a round hole is formed in the lower portion of the middle of the sliding groove (2).

6. A precision clamp according to claim 1, wherein: the supporting table (1) is in a circular truncated cone shape, and a threaded hole is formed in the bottom of the supporting table (1).