CN216442379U

CN216442379U - Fixing clamp convenient to adjust for machine manufacturing

Info

Publication number: CN216442379U
Application number: CN202122575083.5U
Authority: CN
Inventors: 张敬周; 李乾
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-05-06
Anticipated expiration: 2031-10-26

Abstract

The utility model discloses a fixing clamp convenient to adjust for machine manufacturing, which comprises a base, wherein a slot is formed in the inner wall of the base, a through hole is formed in the top wall of the slot, the inner wall of the through hole is rotatably connected with a half gear through a rotating shaft, a support column is fixedly welded on the top wall of the half gear, the top wall of the support column is fixedly connected with a top plate, a sliding groove is formed in the top wall of the top plate, a bidirectional screw is rotatably connected to the inner wall of the sliding groove in a penetrating manner, nuts are symmetrically and threadedly connected to the side wall of the bidirectional screw, a clamping block is fixedly welded on the top wall of the nuts, and a plurality of grooves are formed in the inner side wall of the clamping block. According to the clamp, the rotating hand is rotated to drive the bidirectional screw rod to rotate, the two nuts drive the corresponding clamping blocks to approach each other, the plurality of clamping rods sequentially extrude the spring to be suitable for the uneven contact surface of the mechanical piece, the application range of the clamp is enlarged until the clamping rods stably clamp the mechanical piece, and the operation of clamping the mechanical piece is completed.

Description

Fixing clamp convenient to adjust for machine manufacturing

Technical Field

The utility model relates to the technical field of clamps, in particular to a fixing clamp convenient to adjust for machine manufacturing.

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 process in a process, a device for quickly, conveniently and safely mounting a workpiece, may be referred to as a fixture, such as a welding fixture, an inspection fixture, an assembly fixture, a machine tool fixture, etc., with machine tool fixtures being the most common and often referred to simply as fixtures.

At present in the machine-building in-process, often need carry out the centre gripping fixedly to the mechanical part of lateral surface unevenness, but present anchor clamps only utilize two dull and stereotypeds to carry out the centre gripping, and what the dull and stereotyped and mechanical part produced after the centre gripping is the line contact, and then lead to the stability of centre gripping not good, and simultaneously after anchor clamps carry out the centre gripping, its angle is difficult for adjusting.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a fixing clamp which is convenient to adjust and used for mechanical manufacturing.

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

the utility model provides a mounting fixture who is convenient for adjust for machine-building, the on-line screen storage device comprises a base, the slot has been seted up to the base inner wall, the through-hole has been seted up to the slot roof, the through-hole inner wall rotates through the pivot and is connected with the semi-gear, the roof welded fastening of semi-gear has the support column, support column roof fixedly connected with roof, the spout has been seted up to the roof, the spout inner wall runs through to rotate and is connected with two-way lead screw, two-way lead screw lateral wall symmetric thread is connected with the nut, nut roof welded fastening has the grip block, a plurality of recesses have been seted up to the lateral wall in the grip block, recess inner wall welded fastening has the spring, the one end welded fastening that recess inner wall was kept away from to the spring has the supporting rod.

Preferably, a rack is connected in the slot in a sliding manner, and the rack is in meshed connection with the half gear.

Preferably, the inner wall of the through hole is symmetrically provided with arc-shaped grooves, and the side walls of the supporting columns are symmetrically welded and fixed with limiting rods.

Preferably, the limiting rod is connected in the corresponding arc-shaped grooves in a sliding mode, and the top wall of the rack is provided with a plurality of limiting grooves.

Preferably, the side wall of the base is rotatably connected with a folding rod, and the folding rod is inserted into the limiting groove.

Preferably, one end of the bidirectional screw rod is welded and fixed with a rotating handle, and one end of the rack is welded and fixed with a handle.

The utility model has the following beneficial effects:

1. the rotating hand is rotated to drive the bidirectional screw to rotate, the two nuts drive the corresponding clamping blocks to approach each other, the clamping rods positioned on the two sides of the mechanical part are abutted to the mechanical part firstly, and then the plurality of clamping rods sequentially extrude the springs so as to be suitable for the uneven contact surface of the mechanical part, the application range of the clamp is enlarged until the clamping rods stably clamp the mechanical part, and the clamping operation is completed;

2. the pulling handle, the handle drives the rack and slides in the slot, drives the support column through the half-gear and rotates certain angle, carries out the swing adjustment of angle to the mechanical part of clamping piece and supporting rod centre gripping, inserts the folding rod afterwards and establishes a spacing inslot that corresponds, and the folding rod is spacing to the slip of rack to accomplish the regulation of angle.

Drawings

Fig. 1 is a schematic structural diagram of a fixing clamp for machine manufacturing, which is provided by the utility model and is convenient to adjust.

Fig. 2 is an enlarged schematic view of a part a structure of a fixing clamp for easy adjustment in machine manufacturing according to the present invention.

Fig. 3 is an enlarged schematic view of a part B structure of a fixing clamp for machine manufacturing, which is provided by the utility model and is convenient to adjust.

In the figure: the device comprises a base 1, a slot 2, a through hole 3, a half gear 4, an arc-shaped groove 5, a limiting rod 6, a rack 7, a support column 8, a top plate 9, a sliding groove 10, a bidirectional screw rod 11, a nut 12, a clamping block 13, a groove 14, a spring 15, a clamping rod 16, a rotating handle 17, a limiting groove 18 and a folding rod 19.

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.

Referring to fig. 1-3, a mounting fixture who is convenient for adjust for machine-building, including base 1, slot 2 has been seted up to base 1 inner wall, through-hole 3 has been seted up to slot 2 roof, the 3 inner walls of through-hole rotate through the pivot and are connected with half gear 4, half gear 4's roof welded fastening has support column 8, 8 roof fixedly connected with roofs 9 of support column, spout 10 has been seted up to roof 9 roof, 10 inner walls of spout run through to rotate and are connected with two-way lead screw 11, 11 lateral wall symmetric thread of two-way lead screw has

nut

12, 12 roof welded fastening of nut has grip block 13, a plurality of recesses 14 have been seted up to grip block 13 inside wall, 14 inner wall welded fastening of recess has spring 15, the one end welded fastening that 14 inner walls of recess were kept away from to spring 15 has supporting rod 16.

The slot 2 is internally provided with a rack 7 in a sliding manner, the rack 7 is meshed with the half gear 4 and is connected with the rotating shaft, the inner wall of the through hole 3 is rotatably connected with the rotating shaft, the half gear 4 is welded and fixed on the side wall of the rotating shaft, and the rack 7 drives the half gear 4 to rotate by a certain angle when sliding in the slot 2.

Arc-shaped grooves 5 are symmetrically formed in the inner wall of the through hole 3, limiting rods 6 are symmetrically welded and fixed on the side walls of the supporting columns 8, and the slotting shape of the arc-shaped grooves 5 is arranged by taking the rotating shaft as the center of a circle.

The limiting rod 6 is connected in the corresponding arc-shaped groove 5 in a sliding mode, the top wall of the rack 7 is provided with a plurality of limiting grooves 18, and the folding rod 19 and the limiting grooves 18 are utilized to further fix the rack 7.

The side wall of the base 1 is rotatably connected with a folding rod 19, the folding rod 19 is inserted into the limiting groove 18, the folding rod 19 is matched with the limiting groove 18, and then the limiting groove 18 is limited and fixed.

One end of the bidirectional screw 11 is welded and fixed with a rotating handle 17, one end of the rack 7 is welded and fixed with a handle, and the rotating handle 17 is rotated to drive the bidirectional screw 11 to rotate.

According to the utility model, a mechanical piece to be clamped is placed in the middle of two clamping blocks 13, the rotating hand 17 is rotated, the rotating hand 17 drives the bidirectional screw rod 11 to rotate, the side wall of the nut 12 is abutted against the inner wall of the sliding groove 10 without rotating, and then the two nuts 12 drive the corresponding clamping blocks 13 to approach each other, in the process that the two clamping blocks 13 approach each other, the clamping rods 16 located on two sides of the mechanical piece are firstly abutted against and contacted with the mechanical piece, and then the clamping rods 16 extrude the spring 15 to be suitable for the uneven contact surface of the mechanical piece, so that the application range of the clamp is enlarged until the clamping rods 16 stably clamp the mechanical piece, and the clamping operation is completed.

User pulling handle afterwards, the handle drives rack 7 and slides in slot 2, and then drive support column 8 through half-gear 4 and rotate certain angle, gag lever post 6 slides in arc wall 5 this moment, the rotation of cooperation support column 8, the convenience carries out the swing adjustment of angle to the mechanical part of grip block 13 and the 16 centre gripping of supporting rod, insert later with folding rod 19 and establish a corresponding spacing groove 18 in, folding rod 19 is spacing to the slip of rack 7, thereby accomplish the angle modulation to roof 9.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The fixing clamp convenient to adjust for machine manufacturing comprises a base (1) and is characterized in that a slot (2) is formed in the inner wall of the base (1), a through hole (3) is formed in the top wall of the slot (2), a half gear (4) is rotatably connected to the inner wall of the through hole (3) through a rotating shaft, a supporting column (8) is fixedly welded on the top wall of the half gear (4), a top plate (9) is fixedly connected to the top wall of the supporting column (8), a sliding groove (10) is formed in the top wall of the top plate (9), a bidirectional lead screw (11) is rotatably connected to the inner wall of the sliding groove (10) in a penetrating manner, a nut (12) is symmetrically in threaded connection with the side wall of the bidirectional lead screw (11), a clamping block (13) is fixedly welded on the top wall of the nut (12), a plurality of grooves (14) are formed in the inner side wall of the clamping block (13), and a spring (15) is fixedly welded on the inner wall of the groove (14), and a clamping rod (16) is fixedly welded at one end of the spring (15) far away from the inner wall of the groove (14).

2. An adjustable fixing clamp for machine manufacturing according to claim 1, characterized in that a rack (7) is slidably connected in the slot (2), and the rack (7) is engaged with the half gear (4).

3. The adjustable fixing clamp for the machine manufacturing according to claim 2, wherein the inner wall of the through hole (3) is symmetrically provided with arc-shaped grooves (5), and the side walls of the supporting columns (8) are symmetrically welded and fixed with limiting rods (6).

4. The adjustable fixing clamp for the machine manufacturing according to claim 3, wherein the limiting rod (6) is slidably connected in the corresponding arc-shaped groove (5), and the top wall of the rack (7) is provided with a plurality of limiting grooves (18).

5. The adjustable fixing clamp for the machine manufacturing is characterized in that a folding rod (19) is rotatably connected to the side wall of the base (1), and the folding rod (19) is inserted into the limiting groove (18).

6. The adjustable fixing clamp for machine manufacturing according to claim 2, characterized in that a rotating handle (17) is welded and fixed to one end of the bidirectional screw (11), and a handle is welded and fixed to one end of the rack (7).