CN216151196U

CN216151196U - Special fixture is used in rocking arm processing

Info

Publication number: CN216151196U
Application number: CN202122254435.7U
Authority: CN
Inventors: 徐振保
Original assignee: Suzhou Baolige Precision Machinery Co ltd
Current assignee: Suzhou Baolige Precision Machinery Co ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-04-01
Anticipated expiration: 2031-09-17

Abstract

The utility model discloses a special fixture for processing a rocker arm, which comprises a boring table, wherein a boring machine is arranged on the boring table, an installation seat is fixedly arranged on the boring table, an installation disc is arranged on the installation seat, a positioning mechanism for fixing the rocker arm is arranged on the installation disc, a rotating disc is rotatably arranged in the installation seat, a slide way is arranged on the installation seat, a clamping mechanism for clamping the rocker arm is arranged on the rotating disc, and a driving mechanism for driving the clamping mechanism to clamp is arranged in the installation seat.

Description

Special fixture is used in rocking arm processing

Technical Field

The utility model belongs to the technical field of rocker arms, and particularly relates to a special fixture for machining a rocker arm.

Background

Rocker arms are a component of intake and exhaust mechanisms in overhead valve engines. The intake and exhaust mechanism consists of cam shaft, tappet, rocker arm shaft, rocker arm seat, valve spring and other parts.

In the production process of rocking arm, need drill the rocking arm, need carry out the bore hole after the drilling, the rocking arm anchor clamps that have now on the market are mostly all through fixing rocking arm both ends or both sides, can lead to anchor clamps both ends atress too big when the bore hole, also can be because the rocking arm four sides are irregular, the rocking arm is not hard up or drops during the bore hole, and the fixity is not strong, influences production machining efficiency, and the practicality is not strong.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a special fixture for machining a rocker arm, which is put into use and solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the special fixture for machining the rocker arm comprises a boring table, wherein a boring machine is arranged on the boring table, a mounting seat is fixedly mounted on the boring table, a mounting disc is arranged on the mounting seat, a positioning mechanism for fixing the rocker arm is arranged on the mounting disc, a rotating disc is rotatably mounted in the mounting seat, a slide way is formed in the mounting seat, a clamping mechanism for clamping the rocker arm is arranged on the rotating disc, and a driving mechanism for driving the clamping mechanism to clamp the rocker arm is arranged in the mounting seat.

Preferably, the clamping mechanism comprises a sliding groove arranged on the rotating disc, a sliding block arranged in the sliding groove in a sliding manner, a sliding plate fixedly installed on the sliding block, and a pressing block connected to the end part of the sliding plate in a threaded manner, the sliding plate is connected with the sliding way in a sliding manner, and one end of the sliding groove is close to the mounting disc.

Preferably, the driving mechanism comprises a motor fixedly installed in the installation seat, a worm fixedly installed on an output shaft of the motor, and a half turbine rotatably installed in the installation seat, wherein the worm is in meshing transmission connection with the half turbine, and the half turbine is fixedly connected with the rotating disc.

Preferably, positioning mechanism is including seting up mounting groove, the elastic expansion pole of fixed mounting in the mounting groove and the movable block of fixed mounting at elastic expansion pole tip in the mounting disc, and movable block and mounting groove sliding connection.

Preferably, the pressing blocks are at least provided with 3 groups, and the number of the sliding chutes, the sliding ways, the sliding blocks and the sliding plates corresponds to that of the pressing blocks.

Preferably, the pressing block is made of rubber, and the arc-shaped end of the pressing block, which is attached to the rocker arm, is arc-shaped.

The utility model has the technical effects and advantages that: this special fixture is used in rocking arm processing, it rotates to drive the worm through the motor, the worm rotates and drives the turbine and rotate, the turbine rotates and drives the rolling disc and rotate, the rolling disc drives the slider and is close to the mounting disc in the spout, thereby make the slide be close to the mounting disc and drive the support piece and be close to the rocking arm to the mounting disc and support, anchor clamps both ends atress is too big when can not leading to the bore hole, also can not lead to the rocking arm not hard up or drop because of the rocking arm four sides is irregular, be favorable to realizing carrying out diversified fixed to the rocking arm, moreover, the steam generator is simple in structure, and convenient for operation, the fixity is strong, and the production and processing efficiency is improved, therefore, the clothes hanger is strong in practicability.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a diagram of a clamping mechanism of the present invention;

FIG. 3 is a diagram of the driving mechanism of the present invention;

FIG. 4 is a diagram of a positioning mechanism of the present invention;

fig. 5 is a side view of the mount of the present invention.

In the figure:

1. boring a hole platform; 2. a boring machine; 3. a mounting seat; 4. mounting a disc;

5. a positioning mechanism; 51. mounting grooves; 52. an elastic telescopic rod; 53. a movable block;

6. rotating the disc; 7. a slideway;

8. a clamping mechanism; 81. a chute; 82. a slider; 83. a slide plate; 84. a pressing block; 9. A drive mechanism; 91. a motor; 92. a worm; 93. a turbine.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a special fixture for processing a rocker arm as shown in figures 1-5, which comprises a boring table 1, wherein a boring machine 2 is arranged on the boring table 1, an installation seat 3 is fixedly arranged on the boring table 1, an installation disc 4 is arranged on the installation seat 3, a positioning mechanism 5 for fixing the rocker arm is arranged on the installation disc 4, a rotating disc 6 is rotatably arranged on the installation seat 3, a slide way 7 is arranged on the installation seat 3, a clamping mechanism 8 for clamping the rocker arm is arranged on the rotating disc 6, and a driving mechanism 9 for driving the clamping mechanism 8 to clamp is arranged in the installation seat 3.

When operating personnel need bore the bore hole to the rocking arm, put the rocking arm earlier and fix in

positioning mechanism

5, 9 drives of rethread actuating mechanism rotate mounting disc 4, and fixture 8 removes in slide 7 and carries out the centre gripping to the rocking arm four sides, is favorable to realizing carrying out diversified fixed to the rocking arm, simple structure, convenient operation, and the fixity is strong, improves production machining efficiency, and the practicality is strong.

The clamping mechanism 8 comprises a sliding groove 81 formed in the rotating disc 6, a sliding block 82 arranged in the sliding groove 81 in a sliding mode, a sliding plate 83 fixedly installed on the sliding block 82, and a pressing block 84 connected to the end portion of the sliding plate 83 in a threaded mode, the sliding plate 83 is connected with the sliding way 7 in a sliding mode, and one end of the sliding groove 81 is close to the mounting disc 4. Open actuating mechanism 9, actuating mechanism 9 drives rolling disc 6 and rotates, rolling disc 6 rotates and drives and sets up spout 81 on rolling disc 6 and remove, spout 81 removes to drive rather than sliding connection's slider 82 to spout 81 and is close to the one end of mounting disc 4 and remove, slider 82 removes to drive rather than fixed mounting's slide 83 and is close to mounting disc 4 one end to slide 7 through setting up slide 7 on mount pad 3 and removes, slide 83 removes to drive rather than threaded connection's support briquetting 84 to slide 7 and is close to mounting disc 4 one end and remove, and support the rocking arm, a plurality of support briquetting 84 support the rocking arm, accessible support briquetting 84 supports the shape of rocking arm one side rocking arm and installs the support briquetting 84 of different shapes, be favorable to realizing carrying out diversified fixed to the rocking arm, moreover, the steam generator is simple in structure, and convenient in operation, the fixity is strong, and production and processing efficiency is improved, therefore, the clothes hanger bracket is strong in practicability.

The driving mechanism 9 comprises a motor 91 fixedly installed in the installation seat 3, a worm 92 fixedly installed on an output shaft of the motor 91, and a half worm wheel 93 rotatably installed in the installation seat 3, wherein the worm 92 is in meshing transmission connection with the half worm wheel 93, and the half worm wheel 93 is fixedly connected with the rotating disc 6. The motor 91 is started, the output shaft of the motor 91 rotates to drive the worm 92 fixedly installed with the motor 91 to rotate, the worm 92 rotates to drive the half worm wheel 93 connected with the worm to rotate in a meshing transmission mode, and the half worm wheel 93 rotates to drive the rotating disc 6 fixedly installed with the worm wheel 93 to rotate, so that the clamping mechanism 8 is driven conveniently.

Positioning mechanism 5 is including offering mounting groove 51 in mounting disc 4, the elastic expansion pole of fixed mounting in mounting groove 51 and fixed mounting at the movable block 53 of elastic expansion pole tip, and movable block 53 and mounting groove 51 sliding connection. Operating personnel carries out the centre gripping to the rocking arm before, support movable block 53 with rocking arm one side, movable block 53 removes the elasticity telescopic link shrink of extrusion rather than fixed mounting, movable block 53 slides in spout 81, put the rocking arm on mounting groove 51, the elasticity telescopic link through the another side realizes preliminary spacing fixed to the rocking arm with movable block 53, rethread fixture 8 carries out the centre gripping to preliminary fixed good rocking arm and fixes, be favorable to realizing preliminary spacing fixed to the rocking arm, avoid the rocking arm and support when the just laminating of briquetting 84 is not tight, support the rocking arm and make the rocking arm remove, and the stability is improved, therefore, the clothes hanger is strong in practicability.

The pressing blocks 84 are at least provided with 3 groups, and the number of the sliding grooves 81, the sliding ways 7, the sliding blocks 82 and the sliding plates 83 corresponds to the number of the pressing blocks 84. Because the four sides of the rocker arm are irregular, the pressing block 84 is provided with at least 3 groups to realize more stable clamping and fixing of the rocker arm, and the practicability is strong.

The pressing block 84 is made of rubber, and the pressing block 84 is arc-shaped and attached to the arc-shaped end of the rocker arm. The rubber material has toughness, and the setting of press block 84 laminating rocking arm arc one end is favorable to realizing press block 84 and the laminating of rocking arm cambered surface when rocking arm centre gripping and strengthens stability more for the arc, also can change the press block 84 that is fit for the shape of rocking arm face through the rocking arm of processing different specifications, and the suitability is strong.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a special fixture is used in rocking arm processing, includes boring platform (1), its characterized in that: the hole boring machine is characterized in that a hole boring machine (2) is arranged on the hole boring table (1), a mounting seat (3) is fixedly mounted on the hole boring table (1), a mounting disc (4) is arranged on the mounting seat (3), a positioning mechanism (5) for fixing a rocker arm is arranged on the mounting disc (4), a rotating disc (6) is rotatably mounted on the mounting seat (3), a slide way (7) is formed in the mounting seat (3), a clamping mechanism (8) for clamping the rocker arm is arranged on the rotating disc (6), and a driving mechanism (9) for driving the clamping mechanism (8) to clamp is arranged in the mounting seat (3).

2. The special fixture for machining the rocker arm of claim 1, wherein: the clamping mechanism (8) comprises a sliding groove (81) formed in the rotating disc (6), a sliding block (82) arranged in the sliding groove (81) in a sliding mode, a sliding plate (83) fixedly installed on the sliding block (82) and a pressing block (84) connected to the end portion of the sliding plate (83) in a threaded mode, the sliding plate (83) is connected with the sliding rail (7) in a sliding mode, and one end of the sliding groove (81) is close to the mounting disc (4).

3. The special fixture for machining the rocker arm of claim 1, wherein: the driving mechanism (9) comprises a motor (91) fixedly installed in the installation seat (3), a worm (92) fixedly installed on an output shaft of the motor (91) and a half turbine (93) rotatably installed in the installation seat (3), the worm (92) is in meshing transmission connection with the half turbine (93), and the half turbine (93) is fixedly connected with the rotating disc (6).

4. The special fixture for machining the rocker arm of claim 1, wherein: positioning mechanism (5) including offer mounting groove (51), the elastic expansion pole of fixed mounting in mounting groove (51) and fixed mounting in the movable block (53) of elastic expansion pole tip in mounting groove (4), and movable block (53) and mounting groove (51) sliding connection.

5. The special fixture for machining the rocker arm of claim 2, wherein: the pressing blocks (84) are at least provided with 3 groups, and the number of the sliding grooves (81), the sliding ways (7), the sliding blocks (82) and the sliding plates (83) corresponds to that of the pressing blocks (84).

6. The special fixture for machining the rocker arm of claim 5, wherein: the pressing block (84) is made of rubber, and one end, attached to the rocker arm, of the pressing block (84) is arc-shaped.