CN215847105U

CN215847105U - Rocker arm shaft seat multi-surface machining tool

Info

Publication number: CN215847105U
Application number: CN202122084607.0U
Authority: CN
Inventors: 王红安; 罗长春
Original assignee: Sichuan Nanlei Sanxin Valve Seat Manufacturing Co ltd
Current assignee: Sichuan Nanlei Sanxin Valve Seat Manufacturing Co ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-02-18
Anticipated expiration: 2031-08-31

Abstract

The utility model discloses a multi-surface machining tool for a rocker arm shaft seat, and particularly relates to the field of machining of rocker arm shaft seats. A multi-surface machining tool for a rocker shaft seat comprises a workbench, a mounting frame, a lifting assembly moving clamping assembly and a rotating clamping assembly; one side of the mounting rack is connected with the workbench; lifting unit, removal centre gripping subassembly and rotation centre gripping subassembly from the top down set gradually, lifting unit's bottom and the top of removing centre gripping subassembly are connected and normal running fit, and the bottom of removing the centre gripping subassembly and the top of rotating the centre gripping subassembly all locate in the mounting groove and contact each other to contact department is equipped with the centre gripping cavity, and lifting unit drives and removes the vertical displacement of centre gripping subassembly and to the work piece centre gripping, and it is rotatory to rotate the centre gripping subassembly drive and remove the centre gripping subassembly. According to the utility model, the bottom surface and two end surface shafts of the workpiece can be machined by clamping the workpiece once through rotating the clamping assembly, so that the machining efficiency is improved.

Description

Rocker arm shaft seat multi-surface machining tool

Technical Field

The utility model relates to the technical field of rocker shaft seat machining, in particular to a multi-surface machining tool for a rocker shaft seat.

Background

After the rocking arm axle bed shaping in the mould, need carry out the finish machining to its two axle heads and bottom surface, the user mode commonly used is to pass through the anchor clamps centre gripping with the rocking arm axle bed and place and carry out processing on the lathe, but the anchor clamps that are applicable to the rocking arm axle bed at present need take off the rocking arm axle bed from anchor clamps and change the position of centre gripping and just can process different positions, inefficiency to this kind of anchor clamps can not match the rocking arm axle bed well, lead to the machining precision also lower.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a multi-surface machining tool for a rocker arm shaft seat, and aims to solve the problem that the existing fixture cannot machine multiple surfaces of the rocker arm shaft seat at the same time, so that machining efficiency is low.

The technical scheme for solving the technical problems is as follows:

a multi-surface machining tool for a rocker shaft seat comprises a workbench, a mounting frame, a lifting assembly, a movable clamping assembly and a rotary clamping assembly; one side of the mounting rack is connected with the workbench; the opposite side of mounting bracket is equipped with mounting groove, lifting unit, remove centre gripping subassembly and rotate centre gripping subassembly from the top down and set gradually, lifting unit's top and mounting bracket are connected, lifting unit's bottom and the top of removing the centre gripping subassembly are connected and normal running fit, the bottom of rotating the centre gripping subassembly rotates with the mounting bracket to be connected, the bottom of removing the centre gripping subassembly and the top of rotating the centre gripping subassembly all locate in the mounting groove and contact each other, and contact department is equipped with the centre gripping cavity, lifting unit drives and removes the vertical displacement of centre gripping subassembly and to the work piece centre gripping, it is rotatory to rotate the centre gripping subassembly and drive removal centre gripping subassembly.

The beneficial effects of adopting the above technical scheme are: the distance of the displacement of the movable clamping component is adjusted, the workpiece is placed in the clamping cavity, the bottom surface of the workpiece and the two end surface shafts of the workpiece are located outside the clamping cavity, the rotary table of the workbench drives the mounting frame to rotate continuously, so that the cutter can process the bottom surface of the workpiece and the two end surface shafts of the workpiece in sequence, when the workpiece processing part needs to be converted in the processing process, the rotary table of the workbench stops rotating, and the movable clamping component is driven by the movable clamping component to rotate to change the next processing part. The movable clamping assembly is used for controlling the opening and closing degree of the clamping cavity, so that the workpiece is tightly embedded in the clamping cavity, the workpiece is prevented from deviating at the processing part of the workpiece due to high-speed rotation of the turntable of the workbench, the processing precision error is reduced, the workpiece can be clamped once by rotating the clamping assembly, the bottom surface of the workpiece and the two end surface shafts can be processed, and the processing efficiency is improved.

The lifting assembly comprises an air cylinder and a connecting block, the air cylinder is vertically arranged and embedded in the mounting frame, one side of the connecting block is fixedly connected with a piston rod of the air cylinder, and the other side of the connecting block is connected with the top end of the movable clamping assembly in a rotating fit mode.

The beneficial effects of adopting the above technical scheme are: the connecting block plays the effect of connecting the piston rod and removing the centre gripping subassembly, drives to remove the centre gripping subassembly and realizes vertical displacement.

Further, remove the centre gripping subassembly and include the carriage release lever and remove the grip block, the top and the connecting block of carriage release lever are connected and normal running fit, the bottom and the removal grip block fixed connection of carriage release lever, remove the grip block and keep away from one side of carriage release lever and rotate the contact of centre gripping subassembly.

The beneficial effects of adopting the above technical scheme are: the lifting assembly drives the movable rod to realize vertical displacement, so that the opening and closing of the clamping cavity are controlled, the movable rod moves upwards, the clamping cavity is in an opened state, a workpiece is placed into the clamping cavity, the movable rod moves downwards, the workpiece is clamped by the movable clamping block, the opening and closing of the clamping cavity can be flexibly controlled by the movable clamping assembly, the workpiece is embedded into the clamping cavity better, and the machining precision is improved.

Further, the rotating clamping assembly comprises a motor, a rotating rod and a rotating block, the motor is embedded in the bottom of the mounting frame, one end of the rotating rod is connected with the motor, the other end of the rotating rod is fixedly connected with the rotating block, the top of the rotating block is in contact with the bottom of the moving block, and the clamping cavity is arranged at the contact position of the rotating block and the moving block.

The beneficial effects of adopting the above technical scheme are: after the workpiece is embedded in the clamping cavity, the motor drives the rotating block to rotate, so that the moving block in contact with the workpiece is driven to rotate, and the bottom surface and the end surface shaft of the workpiece are machined by one-time clamping.

Furthermore, the top of the rotating block is provided with a limiting block, one end of the limiting block is fixedly connected with the rotating clamping block, and the other end of the limiting block is connected with the moving clamping block in a sliding mode.

The beneficial effects of adopting the above technical scheme are: the limiting blocks play a limiting role, so that the moving blocks are aligned with the rotating blocks in the moving process, and the limiting blocks also play a supporting role in the rotating process of the mounting frame.

Furthermore, a support piece is arranged at the bottom of the mounting frame, and the cross section of the support piece is arc-shaped.

The beneficial effects of adopting the above technical scheme are: the cross section of the supporting piece is arc-shaped, so that the bottom surface of the mounting frame is embedded in the supporting piece, and the supporting frame bears certain weight of the mounting frame in the rotating process of the mounting frame.

Further, the side wall of the mounting frame is connected with the turntable of the workbench through screws.

The utility model has the following beneficial effects:

1. the movable clamping assembly is used for controlling the opening and closing degree of the clamping cavity, so that the workpiece is tightly embedded in the clamping cavity, the workpiece processing position is prevented from being deviated due to high-speed rotation of the workbench, the processing precision error is reduced, the bottom surface and two end surface shafts of the workpiece can be processed by clamping the workpiece once through rotating the clamping assembly, and the processing efficiency is improved.

2. The motor of the utility model drives the rotating block to rotate, thereby driving the moving block which is contacted with the workpiece to rotate, and realizing the processing of the bottom surface and the end surface shaft of the workpiece by one-time clamping.

3. The limiting block plays a limiting role, so that the moving block is aligned with the rotating block in the moving process, and the limiting block also plays a supporting role in the rotating process of the mounting frame.

Drawings

Fig. 1 is a schematic structural view of a multi-surface machining tool for a rocker arm shaft seat.

Fig. 2 is a schematic structural view of the swing arm shaft seat multi-surface processing tool in an open state.

Fig. 3 is a schematic view of a connection structure of the movable clamping block and the rotary clamping block of the present invention.

In the figure: 1-a workbench; 2-a mounting rack; 201-mounting grooves; 3-moving the clamping assembly; 301-a travel bar; 302-moving the clamping block; 4-rotating the clamping assembly; 401-an electric machine; 402-rotating rods; 403-rotating the clamping block; 5-clamping the cavity; 7-a limiting block; 8-a support member; 9-a lifting assembly; 901-cylinders; 902-connecting block; 903-piston rod.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model.

Examples

Please refer to fig. 1 and 2, a rocking arm axle bed multiaspect processing frock, it includes workstation 1, mounting bracket 2, lifting unit 9, remove centre gripping subassembly 3 and rotation centre gripping subassembly 4, the lateral wall of mounting bracket 2 is connected with workstation 1, mounting bracket 2 is equipped with mounting groove 201, lifting unit 9, remove centre gripping subassembly 3 and rotation centre gripping subassembly 4 from the top down and set gradually, lifting unit 9's top is connected with mounting bracket 2, lifting unit 9 is vertical to be set up and is connected and normal running fit with the top of removing centre gripping subassembly 3, the bottom of rotating centre gripping subassembly 4 rotates with mounting bracket 2 to be connected, the bottom of removing centre gripping subassembly 3 and the top of rotating centre gripping subassembly 4 all are located the mounting groove and contact each other, the contact department is equipped with centre gripping cavity 5. The rocker shaft seat comprises a main body and end surface shafts on the end surfaces of two sides of the main body, the two end surface shafts respectively extend out of the clamping cavity 5, and the bottom surface of the main body is flush with the outer edge of the clamping cavity 5. The displacement distance of the movable clamping component 3 is adjusted, a workpiece is placed in the clamping cavity 5, the movable clamping component 3 is used for controlling the opening and closing degree of the clamping cavity 5, the workpiece is tightly embedded in the clamping cavity 5, the phenomenon that the machined part of the workpiece deviates due to high-speed rotation of the workbench 1 is avoided, machining precision errors are reduced, machining of the bottom surface of the workpiece and two end surface shafts can be completed by clamping the workpiece once through rotating the clamping component 4, and machining efficiency is improved.

Workstation 1 is equipped with the carousel, mounting bracket 2 is cylindrically, the middle part machine tooling shaping mounting groove 201 of mounting bracket 2, the lateral wall of mounting bracket 2 passes through the screw to be connected with workstation 1's carousel, the bottom of mounting bracket 2 is equipped with support piece 8, support piece 8 is transversal personally submits the arc, the bottom of mounting bracket 2 is inlayed and is established in support piece 8, lubricating oil has been paintd to support piece 8's inner wall, reduce the friction of mounting bracket 2 in the rotation to support piece 8, mounting bracket 2 is at rotatory in-process, support piece 8 bears certain mounting bracket 2 weight.

The lifting assembly 9 comprises a cylinder 901 and a connecting block 902, the cylinder 901 is vertically arranged and embedded in the mounting frame 2, a piston rod 903 of the cylinder 901 penetrates through the mounting frame 2, the piston rod 903 can stretch out and retract in the mounting frame 2, one side of the connecting block 902 is fixedly connected with the piston rod 903, the other side of the connecting block 902 is connected with the movable clamping assembly 3, and a bearing is arranged at the joint of the connecting block 902 and the movable clamping assembly 3.

The movable clamping assembly 3 comprises a movable rod 301 and a movable clamping block 302, the top end of the movable rod 301 extends into the connecting block 902 and is in interference fit with the bearing, and the bottom end of the movable rod 301 is fixedly connected with the movable clamping block 302.

Referring to fig. 1 and fig. 3, the rotating clamping assembly 4 includes a motor 401, a rotating rod 402 and a rotating clamping block 403, the motor 401 is embedded at the bottom of the mounting block 2, the top end of the rotating rod 402 is fixedly connected to the rotating clamping block 403, the bottom end of the rotating rod 402 is connected to the motor 401, the top of the rotating clamping block 403 is in contact with the bottom of the moving clamping block 302, the clamping cavity 5 is located at the contact position of the rotating clamping block 403 and the moving clamping block 302, the clamping cavity 5 penetrates through the contact position of the rotating clamping block 403 and the moving clamping block 302, and after the workpiece is embedded in the clamping cavity 5, the motor 401 drives the rotating clamping block 403 to rotate, so as to drive the moving clamping block 302 in contact with the workpiece to rotate, thereby realizing one-step clamping to complete the processing of the bottom surface and the end surface axis of the workpiece. The top of rotating grip block 403 is equipped with stopper 7, stopper 7 with rotate grip block 403 vertical fixation and be connected, the top of stopper 7 is passed and is removed grip block 302, remove grip block 302 and slide along stopper 7, stopper 7 plays spacing effect, makes and removes grip block 302 and rotate grip block 403 centering at the in-process that removes, the rotatory in-process of mounting bracket 2, stopper 7 still plays the effect of support.

The clamping and processing process of the workpiece comprises the following steps: 1) the piston rod 903 retracts to drive the moving rod 301 to move upwards, the clamping cavity 5 is opened, a workpiece is placed in the clamping cavity 5, the piston rod 903 extends out of the moving rod 301 to move downwards, the moving clamping block 302 is moved to be in contact with the workpiece, and the clamping cavity 5 is in a closed state; 2) a turntable of the workbench 1 drives the mounting rack 2 to rotate, and the cutter head processes one end surface shaft of the workpiece; 2) when the next machining surface needs to be changed, the turntable of the workbench 1 stops working, the motor 401 is controlled to rotate the rotating block, the clamping block 403 is rotated to drive the movable clamping block 302 to rotate, the next part to be machined is changed, the turntable of the workbench 1 works again, and the steps are repeated to machine the next part.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a rocking arm axle bed multiaspect processing frock which characterized in that includes: the device comprises a workbench (1), a mounting frame (2), a lifting assembly (9), a movable clamping assembly (3) and a rotary clamping assembly (4);

one side of the mounting rack (2) is connected with the workbench (1); the other side of the mounting rack (2) is provided with a mounting groove (201), the lifting component (9), the movable clamping component (3) and the rotary clamping component (4) are sequentially arranged from top to bottom, the top end of the lifting component (9) is connected with the mounting rack (2), the bottom end of the lifting component (9) is connected with the top end of the movable clamping component (3) and is in running fit with the movable clamping component, the bottom end of the rotary clamping component (4) is rotationally connected with the mounting rack (2), the bottom end of the movable clamping component (3) and the top end of the rotary clamping component (4) are arranged in the mounting groove (201) and are mutually contacted, and a clamping cavity (5) is arranged at the contact position, the lifting component (9) drives the movable clamping component (3) to vertically displace to clamp the workpiece, the rotating clamping component (4) drives the moving clamping component (3) to rotate.

2. The tool for machining the multiple surfaces of the rocker shaft seat according to claim 1, wherein the lifting assembly (9) comprises a cylinder (901) and a connecting block (902), the cylinder (901) is vertically arranged and embedded in the mounting frame (2), one side of the connecting block (902) is fixedly connected with a piston rod (903) of the cylinder (901), and the other side of the connecting block (902) is connected with the top end of the movable clamping assembly (3) and is in running fit with the top end of the movable clamping assembly.

3. The tool for machining the shaft seat of the rocker arm according to claim 2, wherein the movable clamping assembly (3) comprises a movable rod (301) and a movable clamping block (302), the top end of the movable rod (301) is connected with the connecting block (902) and is in rotating fit with the connecting block, the bottom end of the movable rod (301) is fixedly connected with the movable clamping block (302), and one side, far away from the movable rod (301), of the movable clamping block (302) is in contact with the rotary clamping assembly (4).

4. The rocker shaft seat multi-face machining tool according to claim 3, characterized in that the rotating clamping assembly (4) comprises a motor (401), a rotating rod (402) and a rotating clamping block (403), the motor (401) is embedded in the bottom of the mounting frame (2), the bottom end of the rotating rod (402) is connected with the motor (401), the top end of the rotating rod (402) is fixedly connected with the rotating clamping block (403), the top end of the rotating clamping block (403) is in contact with the bottom of the moving clamping block (302), and the clamping cavity (5) is formed in the contact position of the rotating clamping block (403) and the moving clamping block (302).

5. The tool for machining the multiple surfaces of the rocker shaft seat according to claim 4, wherein a limiting block (7) is arranged at the top of the rotating clamping block (403), one end of the limiting block (7) is fixedly connected with the rotating clamping block (403), and the other end of the limiting block (7) is slidably connected with the moving clamping block (302).

6. The tool for machining the multiple surfaces of the rocker shaft seat according to any one of claims 1 to 5, wherein a support piece (8) is arranged at the bottom of the mounting frame (2), and the cross section of the support piece (8) is arc-shaped.

7. The tool for machining the shaft seat of the rocker arm shaft as claimed in claim 6, wherein the side wall of the mounting frame (2) is connected with a turntable of the workbench (1) through a screw.