CN216802610U

CN216802610U - Part machining positioning tool

Info

Publication number: CN216802610U
Application number: CN202122462895.9U
Authority: CN
Inventors: 朱建军; 尹必伟
Original assignee: Xiangyang Jingweite Machinery Manufacturing Co ltd
Current assignee: Xiangyang Jingweite Machinery Manufacturing Co ltd
Priority date: 2021-10-13
Filing date: 2021-10-13
Publication date: 2022-06-24
Anticipated expiration: 2031-10-13

Abstract

The utility model discloses a part machining positioning tool, belongs to the field of positioning tools, and solves the problem that the existing positioning tool needs to frequently replace a clamping block to clamp different types of parts, so that the working efficiency is low. The clamping device comprises a fixed column and a movable column, wherein the fixed column is fixed on one side of a workbench, a sliding hole is formed in the other side of the workbench, the movable column is inserted in the sliding hole in a sliding mode, clamping blocks are movably sleeved on the fixed column and the movable column respectively, clamping planes and clamping arc surfaces are arranged on two sides of each clamping block respectively, limiting plates are arranged at the tops of the fixed column and the movable column respectively, and compression springs are sleeved on the fixed column and the movable column between the clamping blocks and the limiting plates. The part machining positioning tool can rapidly switch different clamping surfaces, realizes that the same tool clamping block can position different parts, effectively improves the working efficiency and reduces the labor intensity.

Description

Part machining positioning tool

Technical Field

The utility model relates to a positioning tool, in particular to a part machining positioning tool.

Background

In the process of machining a part, a positioning tool is generally required to clamp and position the part on a machine tool so as to machine the part better. Therefore, various positioning tools are indispensable products in production processing workshops. The existing part machining positioning tool is a part corresponding to a positioning tool generally, namely, for rectangular parts, the clamping face is a planar clamping block correspondingly, the side face is an arc-shaped part, the clamping face is a clamping block with an arc surface correspondingly, when parts of different types are machined, different positioning tools need to be frequently replaced generally, labor intensity is high, and working efficiency is low, so that the rapid development of enterprises is not facilitated.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a part machining positioning tool aiming at the defects of the prior art, different clamping surfaces can be quickly switched, different parts can be positioned by the same tool clamping block, the working efficiency is effectively improved, and the labor intensity is reduced.

The technical scheme of the utility model is as follows: a part processing and positioning tool comprises a fixed column and a movable column, wherein the fixed column is fixed on one side of a workbench, a sliding hole is formed in the other side of the workbench, the movable column is inserted in the sliding hole in a sliding manner, clamping blocks are movably sleeved on the fixed column and the movable column respectively, a clamping plane and a clamping cambered surface are respectively arranged on two sides of each clamping block, limiting plates are arranged at the tops of the fixed column and the movable column respectively, compression springs are sleeved on the fixed column and the movable column between the clamping blocks and the limiting plates, a driving mechanism for driving the movable column to move towards one side of the fixed column is arranged on the workbench, two positioning columns which are symmetrically arranged are arranged at the bottom of each clamping block, the two positioning columns corresponding to the fixed column are movably inserted in the positioning holes formed in the workbench, guide holes are formed in the workbench on two sides of the sliding hole, two positioning columns corresponding to the movable columns are inserted in the guide holes in a sliding mode.

The improved structure is characterized in that the driving mechanism comprises a screw rod, one end of the screw rod penetrates through the workbench and extends into the sliding hole, one end and the middle of the screw rod are connected with the workbench through bearings, and the screw rod penetrates through the movable column and is in threaded connection with the movable column.

Further, the other end of the screw rod extends to the periphery of the workbench and is connected with a rotating disc.

Further, limiting plate and fixed column, activity post between be threaded connection, just equal threaded connection has lock nut on the fixed column of limiting plate top, the activity post.

Furthermore, a plurality of vacuum chucks are embedded on the workbench between the fixed column and the movable column, a vacuum pump is arranged below the workbench, and each vacuum chuck is connected with the vacuum pump through an air suction pipe.

Furthermore, each air suction pipe is provided with a valve.

Advantageous effects

1. The part processing and positioning tool is provided with the clamping blocks with the clamping planes and the clamping cambered surfaces, the clamping blocks can rotate relatively, when the clamping surfaces of parts are in the use process, the clamping blocks can be pulled up to overcome the elastic force of the compression springs, the positioning columns are separated from the positioning holes or the guide holes, then the clamping blocks are rotated by 180 degrees to enable the clamping cambered surfaces corresponding to the two clamping blocks to be oppositely arranged, the tension of the clamping blocks is released at the moment, the clamping blocks move downwards under the elastic force of the compression springs, the positioning columns are inserted into the positioning holes or the guide holes again, different clamping surfaces can be quickly switched, different parts can be positioned by one clamping block of the tool, finally the parts are placed between the two clamping blocks, the movable columns are driven to move through the driving mechanism, so that the parts are clamped and positioned by the two clamping blocks, the positioning of the parts is realized, the working efficiency is effectively improved, and the labor intensity is reduced.

2. According to the part processing and positioning tool, the vacuum chuck is embedded on the workbench between the fixed column and the movable column, when the part is clamped and positioned on the workbench, the vacuum chuck is used for sucking air to the vacuum chuck, the vacuum chuck adsorbs and fixes the bottom surface of the part, the part is fixed in three directions, and the positioning firmness of the part is further improved.

Drawings

FIG. 1 is a schematic diagram of the main structure of the present invention;

FIG. 2 is a side view of the present invention;

fig. 3 is a schematic top view of the present invention.

Wherein: 1-fixed column, 2-movable column, 3-workbench, 4-sliding hole, 5-clamping block, 6-clamping plane, 7-clamping arc surface, 8-limiting plate, 9-compression spring, 10-positioning column, 11-guiding hole, 12-screw, 13-rotating disc, 14-locking nut, 15-vacuum chuck, 16-vacuum pump, 17-air suction pipe and 18-valve.

Detailed Description

The utility model is further described below with reference to examples, but not to be construed as being limited thereto, and any number of modifications which can be made by anyone within the scope of the claims are also within the scope of the claims.

Referring to fig. 1-3, the part processing and positioning tool of the utility model comprises a fixed column 1 and a movable column 2, wherein the fixed column 1 is fixed on one side of a workbench 3, the other side of the workbench 3 is provided with a sliding hole 4, the movable column 2 is inserted in the sliding hole 4 in a sliding manner, the movable column 2 can move to one side of the fixed column 1 along the sliding hole 4, clamping blocks 5 are movably sleeved on the fixed column 1 and the movable column 2, two sides of each clamping block 5 are respectively provided with a clamping plane 6 and a clamping cambered surface 7, parts with clamping surfaces being planes and cambered surfaces can be clamped and positioned, the tops of the fixed column 1 and the movable column 2 are respectively provided with a limiting plate 8, the fixed column 1 and the movable column 2 between the clamping blocks 5 and the limiting plates 8 are respectively sleeved with a compression spring 9, the workbench 3 is provided with a driving mechanism for driving the movable column 2 to move to one side of the fixed column 1, the bottom of the clamping block 5 is provided with two positioning columns 10 which are symmetrically arranged, two reference columns 10 that fixed column 1 corresponds are movable to be pegged graft in the locating hole that workstation 3 was seted up, have seted up guiding hole 11 on the workstation 3 of sliding hole 4 both sides, and two reference columns 10 that movable column 2 corresponds slide and peg graft in guiding hole 11, and two reference columns 10 that movable column 2 corresponds can move to fixed column 1 one side along guiding hole 11, prevent when pressing from both sides tightly, the problem of reference column 10 and workstation 3 interference.

The part processing and positioning tool is provided with the clamping blocks 5 with the clamping planes 6 and the clamping cambered surfaces 7, the clamping blocks 5 can rotate relatively, when the clamping surfaces of parts are cambered surfaces in the using process, the clamping blocks 5 can be pulled up to enable the clamping blocks 5 to overcome the elastic acting force of the compression springs 9, the positioning columns 10 are separated from the positioning holes or the guide holes 11, then the clamping blocks 5 are rotated 180 degrees, the clamping cambered surfaces 7 corresponding to the two clamping blocks 5 are oppositely arranged, the tension of the clamping blocks 5 is released at the moment, the clamping blocks 5 move downwards under the elastic acting force of the compression springs 9, the positioning columns 10 are inserted into the positioning holes or the guide holes 11 again, different clamping surfaces can be quickly switched, the clamping blocks of the same tool can position different parts, and finally the parts are placed between the two clamping blocks 5, the driving mechanism drives the movable column 2 to move, so that the two clamping blocks 5 clamp and position the part, the part is positioned, the working efficiency is effectively improved, and the labor intensity is reduced.

Preferably, the driving mechanism comprises a screw 12, wherein one end of the screw 12 penetrates through the workbench 3 and extends into the sliding hole 4, one end and the middle part of the screw 12 are connected with the workbench 3 through a bearing, and the screw 12 penetrates through the movable column 2 and is in threaded connection with the movable column 2. When clamping and positioning are carried out, the screw 12 is rotated to drive the movable column 2 to move towards the fixed column 1, and the positioning column 10 is matched with the guide hole 11 to play a guiding role, so that clamping and positioning of parts are realized.

Preferably, a rotary disk 13 is connected to the other end of the screw 12 extending to the periphery of the table 3 to facilitate rotation of the screw 12.

Preferably, be threaded connection between limiting plate 8 and fixed column 1, the activity post 2, and equal threaded connection has lock nut 14 on fixed column 1, the activity post 2 of limiting plate 8 top, conveniently changes grip block 5, and lock nut 14's design can prevent limiting plate 8 from following the commentaries on classics simultaneously when rotating grip block 5.

Preferably, a plurality of vacuum suction cups 15 are embedded on the workbench 3 between the fixed column 1 and the movable column 2, a vacuum pump 16 is arranged below the workbench 3, and each vacuum suction cup 15 is connected with the vacuum pump 16 through an air suction pipe 17.

The part machining location frock of this embodiment establishes vacuum chuck 15 through inlaying on workstation 3 between fixed column 1 and activity post 2, when the part is pressed from both sides tight location when workstation 3, utilizes vacuum pump 16 to bleed to vacuum chuck 15, and vacuum chuck 15 adsorbs the part bottom surface fixedly, realizes fixed when three directions of part, further improves the location fastness of part.

Preferably, each suction pipe 17 is provided with a valve 18 for controlling the flow of air, so as to facilitate the selective use of the vacuum chuck 15 according to the size of the part.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various changes and modifications without departing from the structure of the utility model, which will not affect the effect of the utility model and the practicability of the patent.

Claims

1. A part machining positioning tool is characterized by comprising a fixed column (1) and a movable column (2), wherein the fixed column (1) is fixed on one side of a workbench (3), a sliding hole (4) is formed in the other side of the workbench (3), the movable column (2) is inserted in the sliding hole (4) in a sliding mode, clamping blocks (5) are movably sleeved on the fixed column (1) and the movable column (2), clamping planes (6) and clamping arc surfaces (7) are respectively arranged on two sides of each clamping block (5), limiting plates (8) are respectively arranged at the tops of the fixed column (1) and the movable column (2), compression springs (9) are respectively sleeved on the fixed column (1) and the movable column (2) between the clamping blocks (5) and the limiting plates (8), a driving mechanism for driving the movable column (2) to move towards one side of the fixed column (1) is arranged on the workbench (3), the clamping block (5) is provided with two positioning columns (10) which are symmetrically arranged at the bottom, the two positioning columns (10) corresponding to the fixing columns (1) are movably inserted into the positioning holes formed in the workbench (3), the workbench (3) on the two sides of the sliding hole (4) is provided with guide holes (11), and the two positioning columns (10) corresponding to the movable columns (2) are slidably inserted into the guide holes (11).

2. The part machining positioning tool according to claim 1, wherein the driving mechanism comprises a screw (12), one end of the screw (12) penetrates through the workbench (3) and extends into the sliding hole (4), one end and the middle of the screw (12) are connected with the workbench (3) through bearings, and the screw (12) penetrates through the movable column (2) and is in threaded connection with the movable column (2).

3. The part machining positioning tool according to claim 2, wherein the other end of the screw rod (12) extends to the periphery of the workbench (3) and is connected with a rotating disc (13).

4. The part machining positioning tool according to claim 1, wherein the limiting plate (8) is in threaded connection with the fixed column (1) and the movable column (2), and locking nuts (14) are in threaded connection with the fixed column (1) and the movable column (2) above the limiting plate (8).

5. The part machining positioning tool according to any one of claims 1 to 4, wherein a plurality of vacuum suction cups (15) are embedded in the workbench (3) between the fixed column (1) and the movable column (2), a vacuum pump (16) is arranged below the workbench (3), and each vacuum suction cup (15) is connected with the vacuum pump (16) through an air suction pipe (17).

6. The tooling of claim 5 wherein each suction pipe (17) is provided with a valve (18).