CN215967513U

CN215967513U - Engineering machine tool pin bush finish machining device

Info

Publication number: CN215967513U
Application number: CN202121818441.4U
Authority: CN
Inventors: 徐杨顺
Original assignee: Anhui Tuoshan Heavy Industry Co ltd
Current assignee: Anhui Tuoshan Heavy Industry Co ltd
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2022-03-08
Anticipated expiration: 2031-08-05

Abstract

The utility model discloses a finish machining device for a pin bush of engineering machinery, which comprises a frame body, wherein the inner wall of the top of the frame body is rotatably connected with a first rotating rod, the bottom end of the first rotating rod is fixedly connected with a U-shaped frame, the inner wall of the U-shaped frame is rotatably connected with a circular base, the side wall of the circular base is fixedly connected with an annular plate, the inner wall of the circular base is rotatably connected with a rotating shaft in a penetrating manner, one end of the rotating shaft, which is positioned inside the circular base, is fixedly connected with a circular plate, three arc-shaped holes are uniformly distributed in the circular plate, each arc-shaped hole is slidably connected with a supporting rod through a hinge bolt, the supporting rod is slidably connected with the inner wall of the annular plate in a penetrating manner, and one end of the supporting rod is fixedly connected with a clamping plate. The pin sleeve clamping device has the advantages that the rotating shaft is rotated, the three supporting rods are enabled to slide and approach each other, the clamping plates respectively fixed on the three supporting rods stably clamp the side wall of the pin sleeve, the clamping process is convenient and rapid, the pin sleeve clamping device is suitable for pin sleeves with different specifications, and the application range of the pin sleeve clamping device is enlarged.

Description

Engineering machine tool pin bush finish machining device

Technical Field

The utility model relates to the technical field of pin bush processing, in particular to a pin bush finish machining device for engineering machinery.

Background

Construction machines are an important component of the equipment industry. In general, mechanical equipment necessary for comprehensive mechanized construction works required for earth and stone construction works, road surface construction and maintenance, mobile lifting, loading and unloading operations, and various construction works is called as construction machinery.

The pin bush is widely applied to the inside of engineering machinery, in order to reduce friction, the pin bush has higher precision requirement and is better in the processing process, but the current engineering machinery pin bush processing device cannot fix the pin bush quickly and stably in the pin bush processing process, so that the pin bush is lower in processing efficiency, and meanwhile, after the current engineering machinery pin bush processing device fixes the pin bush, the angle of the pin bush cannot be changed, the pin bush needs to be manually clamped after being moved, so that the operation is inconvenient, and labor is wasted.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a pin bush finishing device for engineering machinery.

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

the utility model provides an engineering machine tool pin bushing finish machining device, includes the framework, intercommunication around the framework, the top inner wall of framework rotates and is connected with first bull stick, the bottom fixedly connected with U shape frame of first bull stick, U shape frame inner wall rotates and is connected with circular base, circular base lateral wall fixedly connected with annular plate, circular base inner wall runs through to rotate and is connected with the pivot, the pivot is located the inside one end fixedly connected with plectane of circular base, three arc hole has been seted up to the equipartition on the plectane, every the downthehole bracing piece that all has through articulated bolt sliding connection of arc, the bracing piece runs through sliding connection at the annular plate inner wall, the one end fixedly connected with grip block of bracing piece.

Preferably, a first worm wheel is fixedly connected to the side wall of the first rotating rod, a supporting block is fixedly connected to the inner wall of the top of the frame body, and a first worm is rotatably connected to the side wall of the supporting block.

Preferably, the top wall of the frame body is connected with a second worm in a penetrating and rotating mode, and the inner side wall of the frame body is connected with a second rotating rod in a rotating mode.

Preferably, a second worm wheel is fixedly connected to the side wall of the second rotating rod, and the second worm wheel is in meshed connection with the second worm.

Preferably, the second rotating rod is far away from one end of the inner side wall of the frame body and is fixedly connected with a special-shaped rod, and the circular base is rotatably connected to the special-shaped rod.

Preferably, the grip block is the arc structure, the grip block is made by rubber materials, the equal fixedly connected with hand crank of one end of first worm and second worm.

The utility model has the following beneficial effects:

1. the rotating shaft is rotated to enable the three support rods to slide and approach each other, the clamping plates fixed on the three support rods respectively clamp the side walls of the pin sleeves stably, the clamping process is convenient and rapid, the device is suitable for pin sleeves with different specifications, and the application range of the device is enlarged;

2. through rotating two hand rockers, can be convenient carry out the rotation of horizontal plane and vertical face to the firm pin bush of centre gripping, conveniently carry out the angle modulation of finish machining in-process to it, improve the precision of processing.

Drawings

Fig. 1 is a schematic structural diagram of a pin bush finishing device of an engineering machine, which is provided by the utility model.

Fig. 2 is a schematic diagram of the engagement of a first worm wheel and a first worm in the pin bush finishing device for the engineering machinery.

Fig. 3 is a side view of a circular base and an annular plate in a pin bush finishing device of the engineering machinery.

In the figure: the U-shaped frame comprises a frame body 1, a rotating shaft 2, a circular plate 3, a circular base 4, an annular plate 5, an arc-shaped hole 6, a hinge bolt 7, a supporting rod 8, a clamping plate 9, a first worm 10, a first worm wheel 11, a first rotating rod 12, a U-shaped frame 13, a second worm 14, a second worm wheel 15, a second rotating rod 16 and a special-shaped rod 17.

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.

Referring to fig. 1-3, an engineering machinery pin bush finish machining device, including framework 1, the top inner wall of framework 1 rotates and is connected with first runner 12, the bottom fixedly connected with U shape frame 13 of first runner 12, U shape frame 13 inner wall rotates and is connected with

circular base

4, 4 lateral wall fixedly connected with annular plates 5 of circular base, 4 inner walls of circular base run through to rotate and are connected with pivot 2, pivot 2 is located the inside one end fixedly connected with plectane 3 of circular base 4, three arc hole 6 have been seted up to the equipartition on plectane 3, all there is a bracing piece 8 through 7 sliding connection of hinge bolt 7 in every arc hole 6, bracing piece 8 runs through sliding connection at 5 inner walls of annular plates, the one end fixedly connected with clamping plate 9 of bracing piece 8.

The side wall of the first rotating rod 12 is fixedly connected with a first worm wheel 11, the inner wall of the top of the frame body 1 is fixedly connected with a supporting block, the side wall of the supporting block is rotatably connected with a first worm 10, the first worm 10 is rotated, the first worm 10 drives the first worm wheel 11 to rotate, the first worm wheel 11 drives the first rotating rod 12 and the U-shaped frame 13 to rotate, and finally the circular base 4 is driven to rotate on the horizontal plane.

The roof of framework 1 runs through to rotate and is connected with second worm 14, and the 1 inside wall of framework rotates and is connected with

second bull stick

16, and 16 lateral walls fixedly connected with second worm wheel 15 of second bull stick, and second worm wheel 15 and the meshing of second worm 14 are connected, rotate second worm 14 for second worm 14 drives second worm wheel 15 and the rotation of second bull stick 16, thereby second bull stick 16 drives special-shaped rod 17 and rotates, and special-shaped rod 17 drives circular base 4 and carries out vertical planar tilting.

The one end fixedly connected with special-shaped pole 17 that the second bull stick 16 kept away from the framework 1 inside wall, circular base 4 rotate to be connected on special-shaped pole 17, and the one end that second bull stick 16 was kept away from to special-shaped pole 17 is located circular base 4 under the position, and circular base 4 can carry out the rotation about of horizontal plane on special-shaped pole 17.

The clamping plate 9 is of an arc-shaped structure, the clamping plate 9 is made of rubber materials, and the hand crank is fixedly connected to one end of each of the first worm 10 and the second worm 14 and is rotated to conveniently rotate the first worm 10 and the second worm 14.

In the utility model, a user pushes one end of the pin bush against the side wall of the circular plate 3 and rotates the rotating shaft 2, so that the rotating shaft 2 drives the circular plate 3 to rotate, three arc-shaped holes 6 are uniformly distributed in the inner wall of the circular plate 3, the arc-shaped holes 6 are all eccentrically arranged, when the circular plate 3 rotates, the hinged bolt 7 slides in one corresponding arc-shaped hole 6, so that the supporting rods 8 and the clamping plates 9 are driven to slide on the inner wall of the annular plate 5, when the three supporting rods 8 slide to be close to each other, the clamping plates 9 respectively fixed on the three supporting rods 8 clamp the side wall of the pin bush, the clamping process is convenient and rapid, the pin bush clamping device is suitable for pin bushes of different specifications, and the application range of the pin bush clamping device is enlarged.

Subsequently, when the pin bush is subjected to fine machining, the angle of the pin bush needs to be changed continuously, so that a user can rotate the hand crank, one hand crank drives the first worm 10 to rotate, the first worm 10 drives the first worm wheel 11 to rotate, the first worm wheel 11 drives the first rotating rod 12 and the U-shaped frame 13 to rotate, and finally the circular base 4 is driven to rotate left and right on the horizontal plane on the special-shaped rod 17, namely the circular base 4 drives the pin bush to rotate left and right on the horizontal plane through the circular plate 3, the annular plate 5, the supporting rod 8 and the clamping plate 9.

Rotate another hand crank, make second worm 14 rotate, second worm 14 drives second worm wheel 15 and second bull stick 16 and rotates to second bull stick 16 drives special-shaped rod 17 and rotates, and special-shaped rod 17 drives circular base 4 and carries out vertical planar rotation from top to bottom, thereby can be convenient carry out the rotation of horizontal plane and vertical face to holding firm pin bush, conveniently carry out the angle modulation of finish machining in-process to it, improve the precision of processing.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The fine machining device for the pin bush of the engineering machinery comprises a frame body (1), wherein the frame body (1) is communicated with the front and the back, and is characterized in that the inner wall of the top of the frame body (1) is rotatably connected with a first rotating rod (12), the bottom end of the first rotating rod (12) is fixedly connected with a U-shaped frame (13), the inner wall of the U-shaped frame (13) is rotatably connected with a circular base (4), the side wall of the circular base (4) is fixedly connected with an annular plate (5), the inner wall of the circular base (4) is rotatably connected with a rotating shaft (2) in a penetrating manner, one end of the rotating shaft (2) is fixedly connected with a circular plate (3), three arc-shaped holes (6) are uniformly distributed on the circular plate (3), a support rod (8) is slidably connected in each arc-shaped hole (6) through a hinge bolt (7), and the support rod (8) is slidably connected to the inner wall of the annular plate (5), one end of the supporting rod (8) is fixedly connected with a clamping plate (9).

2. The fine machining device for the pin bush of the engineering machinery as claimed in claim 1, wherein a first worm wheel (11) is fixedly connected to the side wall of the first rotating rod (12), a support block is fixedly connected to the inner wall of the top of the frame body (1), and a first worm (10) is rotatably connected to the side wall of the support block.

3. The fine machining device for the pin bush of the engineering machinery is characterized in that a second worm (14) is connected to the top wall of the frame body (1) in a penetrating and rotating mode, and a second rotating rod (16) is connected to the inner side wall of the frame body (1) in a rotating mode.

4. An engineering machinery pin bush finishing device according to claim 3, characterized in that a second worm wheel (15) is fixedly connected to the side wall of the second rotating rod (16), and the second worm wheel (15) is meshed with the second worm (14).

5. The fine machining device for the pin bush of the engineering machinery as claimed in claim 4, wherein a special-shaped rod (17) is fixedly connected to one end, far away from the inner side wall of the frame body (1), of the second rotating rod (16), and the circular base (4) is rotatably connected to the special-shaped rod (17).

6. The fine machining device for the pin bush of the engineering machinery is characterized in that the clamping plate (9) is of an arc-shaped structure, the clamping plate (9) is made of rubber materials, and a hand crank is fixedly connected to one end of each of the first worm (10) and the second worm (14).