Automatic positioning and clamping tool for connecting block

Abstract

The utility model relates to an automatic locating and clamping tool for a connecting block, which comprises a bottom plate, a base, rotating cylinders, pressing blocks and a pneumatic chuck, the base is arranged on the bottom plate, the rotating cylinders are symmetrically arranged on the base, the pressing blocks for locating and clamping two lifting lugs on the connecting block are arranged at the telescopic ends of the rotating cylinders, and the pneumatic chuck is arranged on the base. A pneumatic chuck is mounted on the bottom plate and is used for positioning and clamping a machining inner hole of the connecting block; the connecting block is convenient and safe to assemble and disassemble, mass production is facilitated, and the overall production benefit is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to clamping frock technical field especially relates to a connecting block automatic positioning clamping frock. BACKGROUND

[0002] Since the connecting block blank is mostly cast surface, the angle and center requirement of the inner hole and two lug positions are processed, the lug position is consistent with the quadrilateral cavity position, the influence of the workpiece parting surface on the workpiece, the workpiece lug position is thin and long and is cast into shape, the lug and the quadrilateral cavity must ensure that the position degree and the center distance are inconsistent, which will affect the final customer assembly, the existing processing method and frock cannot meet mass production, and when the workpiece is processed, the frock needs to be turned over, three machining centers are used for processing, the cost is high, and the efficiency is low. SUMMARY

[0003] The utility model solves the technical problem that the above -mentioned.

[0004] In order to realize the above purpose, the utility model adopts the following technical scheme:

[0005] A kind of connecting block automatic positioning clamping frock, including bottom plate, pedestal, rotary cylinder, press block and pneumatic chuck, pedestal is installed on the bottom plate, rotary cylinder is symmetrically installed on the pedestal, and rotary cylinder telescopic end is installed with the press block for the positioning clamping of two lugs on connecting block, pneumatic chuck is installed on the bottom plate, and the pneumatic chuck is used for the positioning clamping of connecting block processing inner hole.

[0006] Preferably, the first jaw, the second jaw and the two third jaws are installed on the pneumatic chuck.

[0007] Preferably, the first connecting block for contacting the top side of the connecting block processing inner hole is installed on the first jaw.

[0008] Preferably, the second connecting block for contacting the bottom side of the connecting block processing inner hole is installed on the second jaw.

[0009] Preferably, the third connecting block for contacting the two sides of the connecting block processing inner hole is installed on the third jaw.

[0010] Preferably, the motor is installed on the pedestal, and the worm is installed at the output end of the motor.

[0011] Preferably, the rotating shaft is installed at the bottom side of the rotary cylinder, and the worm wheel is installed at the bottom end of the rotating shaft, the two worm wheels are located at the two sides of the worm respectively, and the worm wheel is engaged with the worm.

[0012] The utility model has the advantages of convenient and safe connecting block operation, mass production, and improved overall production efficiency.BRIEF DESCRIPTION OF DRAWINGS BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 It is the first structure schematic diagram of the utility model as a whole;

[0014] Fig. 2 It is the second structure schematic diagram of the utility model as a whole;

[0015] Fig. 3 It is the base sectional view of the utility model.

[0016] Legend:

[0017] 1, bottom plate;2, base;3, rotary cylinder;4, pressing block;5, pneumatic chuck;6, first jaw;7, first connecting block;8, second jaw;9, second connecting block;10, third jaw;11, third connecting block;12, motor;13, worm;14, rotating shaft;15, worm gear. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0019] The specific embodiments are given below.

[0020] Referring to Figs. 1-3 A connecting block automatic positioning clamping tool, comprising a bottom plate 1, a base 2, a rotary cylinder 3, a pressing block 4 and a pneumatic chuck 5, the base 2 is installed on the bottom plate 1, the rotary cylinder 3 is symmetrically installed on the base 2, and the pressing block 4 for positioning and clamping the two lifting lugs on the connecting block is installed on the telescopic end of the rotary cylinder 3, the pneumatic chuck 5 is installed on the bottom plate 1, and the pneumatic chuck 5 is used for positioning and clamping the inner hole of the connecting block.

[0021] The first jaw 6, the second jaw 8 and the two third jaws 10 are installed on the pneumatic chuck 5, the first connecting block 7 contacting the top side of the inner hole of the connecting block is installed on the first jaw 6, the second connecting block 9 contacting the bottom side of the inner hole of the connecting block is installed on the second jaw 8, the third connecting block 11 contacting the two sides of the inner hole of the connecting block is installed on the third jaw 10, and at the same time, the first jaw 6, the second jaw 8 and the third jaw 10 are driven to move simultaneously by the pneumatic chuck 5 until the first connecting block 7, the second connecting block 9 and the third connecting block 11 all contact the inner wall of the inner hole of the connecting block.

[0022] The base 2 is provided with a motor 12, the output end of the motor 12 is provided with a worm 13, the bottom side of the rotary cylinder 3 is provided with a rotating shaft 14, the bottom end of the rotating shaft 14 is provided with a worm wheel 15, two worm wheels 15 are respectively located on the two sides of the worm 13, the worm wheel 15 is engaged with the worm 13, the worm 13 is driven to rotate by the motor 12, the engaged worm wheel 15 is further driven to rotate, the worm wheel 15 drives the rotary cylinder 3 on the rotating shaft 14 to rotate, the positions of the two rotary cylinders 3 and the pressing block 4 are adjusted, so that the loading and unloading of the connecting block is facilitated.

[0023] The worm 13 is driven to rotate by the motor 12, the engaged worm wheel 15 is further driven to rotate, the worm wheel 15 drives the rotary cylinder 3 on the rotating shaft 14 to rotate, the two rotary cylinders 3 move at the same speed in opposite directions, when the pressing block 4 of the rotary cylinder 3 rotates to the outside of the base 2, the machining inner hole part of the connecting block is installed on the pneumatic chuck 5 at this time, the lifting lug part of the connecting block is located on the base 2, the pressing block 4 is rotated above the lifting lug, the pressing block 4 is driven to move downward by the contraction of the rotary cylinder 3, the lifting lug part of the connecting block is fixed, the pneumatic chuck 5 works to drive the first claw 6, the second claw 8 and the third claw 10 to move at the same time, until the first connecting block 7, the second connecting block 9 and the third connecting block 11 are in contact with the inner wall of the machining inner hole of the connecting block, the positioning and clamping of the connecting block are completed.

[0024] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A connecting block automatic positioning and clamping tool, characterized in that, Including the bottom plate (1), base (2), rotary cylinder (3), pressure block (4) and pneumatic chuck (5), the base (2) is installed on the bottom plate (1), the rotary cylinder (3) is symmetrically installed on the base (2), and the rotary cylinder (3) is installed with the pressure block (4) for connecting the positioning clamping of the two lugs on the block, the pneumatic chuck (5) is installed on the bottom plate (1), and the pneumatic chuck (5) is used for the positioning clamping of the inner hole of the connecting block.

2. The automatic positioning and clamping tooling for a connector block of claim 1, wherein, The first jaw (6), the second jaw (8) and the two third jaws (10) are installed on the pneumatic chuck (5).

3. The automatic positioning and clamping tooling for a connector block of claim 2, wherein, The first connecting block (7) for contacting the top side of the inner hole of the connecting block is installed on the first jaw (6).

4. The automatic positioning and clamping tooling for a connector block of claim 3, wherein, The second connecting block (9) for contacting the bottom side of the inner hole of the connecting block is installed on the second jaw (8).

5. The automatic positioning and clamping tooling for a connector block of claim 4, wherein, The third connecting block (11) for contacting the two sides of the inner hole of the connecting block is installed on the third jaw (10).

6. The automatic positioning and clamping tooling for a connector block of claim 5, wherein, The motor (12) is installed on the base (2), and the worm (13) is installed on the output end of the motor (12).

7. The automatic positioning and clamping tooling for a connector block of claim 6, wherein, The rotary shaft (14) is installed on the bottom side of the rotary cylinder (3), and the worm wheel (15) is installed on the bottom end of the rotary shaft (14), the two worm wheels (15) are located on the two sides of the worm (13) respectively, and the worm wheel (15) is engaged with the worm (13).

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