CN218461557U

CN218461557U - Special clamp for machining crankshaft

Info

Publication number: CN218461557U
Application number: CN202222683926.8U
Authority: CN
Inventors: 李致立; 李含之
Original assignee: Jiangsu Julonghu Machinery Manufacturing Co ltd
Current assignee: Jiangsu Julonghu Machinery Manufacturing Co ltd
Priority date: 2022-10-12
Filing date: 2022-10-12
Publication date: 2023-02-10
Anticipated expiration: 2032-10-12

Abstract

The utility model relates to a bent axle processing technology field especially relates to a processing bent axle special fixture, the on-line screen storage device comprises a base, base top fixed mounting has the mount, and base top sliding connection has removal frame and movable plate, it installs the binding all to connect in frame and the movable plate to remove, the mount all rotates in the frame with removing and is connected with the connector, and fixed mounting has the spring in the connector, the equal fixed mounting of spring one end has the support column, the base top is located mount one side fixed mounting and has the rotating electrical machines, and the output shaft of rotating electrical machines installs the gear, remove board top fixed mounting and have the fixed plate, and fixed plate top sliding connection has the lifter plate, lifter plate top fixed mounting has the support frame. The utility model discloses, can freely adjust tight length of clamp and fixed position, be applicable to the bent axle of multiple model, have stronger practicality.

Description

Special clamp for machining crankshaft

Technical Field

The utility model relates to a bent axle processing technology field especially relates to a processing bent axle special fixture.

Background

The crankshaft is the most important component in the engine. It takes the force from the connecting rod and converts it into torque to be output by the crankshaft and drive other accessories on the engine. The crankshaft is subjected to the combined action of centrifugal force of the rotating mass, gas inertia force of periodic variation and reciprocating inertia force, so that the crankshaft is subjected to the action of bending and twisting load. Therefore, the crankshaft is required to have sufficient strength and rigidity, and the surface of the journal needs to be wear-resistant, work uniformly and balance well. When adding man-hour to the bent axle, need utilize anchor clamps to carry out spacing fixed to the bent axle, nevertheless because the model of bent axle is more, most anchor clamps can't adjust according to the bent axle model, have certain limitation, consequently, need design a processing bent axle special fixture and solve this problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a special fixture for processing a crankshaft.

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

the utility model provides a processing bent axle special fixture, includes the base, base top fixed mounting has the mount, and base top sliding connection has removal frame and movable plate, all connect in removal frame and the movable plate and install the binding, all rotate in mount and the removal frame and be connected with the connector, and fixed mounting has the spring in the connector, the equal fixed mounting of spring one end has the support column, the base top is located mount one side fixed mounting has the rotating electrical machines, and the output shaft of rotating electrical machines connects and installs the gear, remove board top fixed mounting has the fixed plate, and fixed plate top sliding connection has the lifter plate, lifter plate top fixed mounting has the support frame.

Preferably, the binding comprises swivel cap and screw rod, the binding rotates in removal frame and movable plate respectively and is connected, and passes through threaded connection with the swivel cap, the top and the equal fixed mounting in bottom of swivel cap have the limiting plate, and set up the shifting chute with the swivel cap adaptation in the base, can fix mount and removal frame through rotatory swivel cap to the adjustment position, the one end of support column adopts arc structural design, and is annular array and distributes in the connector, can support the bent axle, and can change according to its diameter, the gear is connected with the connector meshing, and sets up the gear groove with the gear adaptation in the connector outside, can rotate through rotating electrical machine control connector, conveniently adjusts the direction, lifter plate one side has fastening screw through threaded connection, and the fixed plate has one side to set up the lift groove rather than the adaptation, also can play fixed effect when the control support frame goes up and down, the arc recess has been seted up on the support frame top, and has laid the rubber pad in the recess, can fix the bent axle of multiple model, avoids it to take place to deflect.

The utility model has the advantages that: the utility model discloses, can remove the interval that the frame removed the change connector through the control to place the bent axle of different length, and can also fix the bent axle through the support frame, prevent that it from rotating by oneself man-hour, influence machining efficiency, and the support frame can go up and down through the lifter plate, still usable movable plate comes the change position, thereby adapts to the bent axle of different models, and convenient adjustment has a great deal of practicality.

Drawings

Fig. 1 is a schematic front structural view of a special fixture for processing a crankshaft according to the present invention;

fig. 2 is a schematic side structure view of a special fixture for machining a crankshaft provided by the present invention;

fig. 3 is the utility model provides a processing bent axle special fixture overlook the schematic structure diagram.

In the figure: 1. a base; 2. a fixed mount; 3. a movable frame; 4. moving the plate; 5. fastening the device; 6. rotating the cover; 7. a screw; 8. a connector; 9. a spring; 10. a support column; 11. a rotating electric machine; 12. a gear; 13. a fixing plate; 14. a lifting plate; 15. a support frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example (b): referring to fig. 1-3, a special fixture for processing a crankshaft, including a base 1, a fixed mount 2 is fixedly mounted on the top of the base 1, a moving frame 3 and a moving plate 4 are slidably connected to the top of the base 1, a fastener 5 is connected and mounted in the moving frame 3 and the moving plate 4, a connector 8 is rotatably connected in the fixed mount 2 and the moving frame 3, a spring 9 is fixedly mounted in the connector 8, a support pillar 10 is fixedly mounted at one end of the spring 9, a rotating motor 11 is fixedly mounted on one side of the fixed mount 2 on the top of the base 1, a gear 12 is mounted on an output shaft of the rotating motor 11, a fixed plate 13 is fixedly mounted on the top of the moving plate 4, a lifting plate 14 is slidably connected to the top of the fixed plate 13, and a support frame 15 is fixedly mounted on the top of the lifting plate 14.

Further, binding 5 comprises swivel cap 6 and screw 7, binding 5 rotates in removal frame 3 and movable plate 4 respectively and is connected, and pass through threaded connection with swivel cap 6, the equal fixed mounting in top and bottom of swivel cap 6 has the limiting plate, and set up the shifting chute with swivel cap 6 adaptation in base 1, can fix mount 2 and removal frame 3 through rotatory swivel cap 6, thereby adjusting the position, the one end of support column 10 adopts arc structural design, and be annular array distribution in connector 8, can support the bent axle, and can change according to its diameter, gear 12 is connected with 8 meshing of connector, and set up the gear groove with gear 12 adaptation in the connector 8 outside, can rotate through rotating electrical machines 11 control connector 8, make things convenient for the adjustment direction, there is the fastening screw on one side of lifter plate 14 through threaded connection, and fixed plate 13 has one side to set up the lifting chute rather than the adaptation, also can play fixed effect when control support frame 15 goes up and down, the arc rubber pad has been seted up on the top of support frame 15, and the bent axle of multiple model is laid in the recess, can fix, avoid its deflection to take place the fixed.

The working principle is as follows: when the crankshaft machining device is used, a crankshaft is required to be placed between the two connectors 8, two ends of the crankshaft are inserted into the connectors 8, the crankshaft is supported by the aid of elasticity of the springs 9, the movable frame 3 is moved to clamp the crankshaft, the fastener 5 is used for fixing the crankshaft, the movable plate 4 is moved to move the support frame 15 to the lowest end of the crankshaft, the support frame 15 is controlled to ascend through the lifting plate 14 and is connected with the crankshaft, the fastening screws are rotated to fix the crankshaft, the crankshaft can be machined, the support frame 15 can be separated from the crankshaft during the process, the rotating motor 11 is turned on, the crankshaft is controlled to rotate through the gear 12 and the connectors 8 to adjust the direction, and the machining position is changed.

Those not described in detail in this specification are well within the skill of the art.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a processing bent axle special fixture, includes base (1), its characterized in that, base (1) top fixed mounting has mount (2), and base (1) top sliding connection has and removes frame (3) and movable plate (4), all connect in removing frame (3) and movable plate (4) and install binding (5), mount (2) all rotate in with removing frame (3) and be connected with connector (8), and fixed mounting has spring (9) in connector (8), the equal fixed mounting of spring (9) one end has support column (10), base (1) top is located mount (2) one side fixed mounting and has rotating electrical machines (11), and the output shaft of rotating electrical machines (11) installs gear (12), movable plate (4) top fixed mounting has fixed plate (13), and fixed plate (13) top sliding connection has lifter plate (14), lifter plate (14) top fixed mounting has support frame (15).

2. The special fixture for processing the crankshaft according to claim 1, wherein the fastener (5) is composed of a rotating cover (6) and a screw (7), the fastener (5) is respectively rotatably connected with the moving frame (3) and the moving plate (4) and is in threaded connection with the rotating cover (6), the top end and the bottom end of the rotating cover (6) are both fixedly provided with a limiting plate, and a moving groove matched with the rotating cover (6) is formed in the base (1).

3. The special fixture for processing the crankshaft as claimed in claim 1, wherein one end of the supporting column (10) is designed to be in an arc structure and distributed in the connector (8) in an annular array.

4. The special fixture for machining the crankshaft as claimed in claim 1, wherein the gear (12) is engaged with the connector (8), and a gear groove matched with the gear (12) is formed in the outer side of the connector (8).

5. The special fixture for processing the crankshaft as claimed in claim 1, wherein a fastening screw is connected to one side of the lifting plate (14) through a thread, and a lifting groove matched with the fixing plate (13) is formed in one side of the fixing plate.

6. The special fixture for machining the crankshaft as claimed in claim 1, wherein an arc-shaped groove is formed at the top end of the support frame (15), and a rubber pad is laid in the groove.