CN217255492U

CN217255492U - Clamping and fixing mechanism for polishing machine

Info

Publication number: CN217255492U
Application number: CN202122345529.5U
Authority: CN
Inventors: 司麓炜; 希尔维斯特.弗劳伦特
Original assignee: Dalian Export Processing Zone Lainuotai International Industry And Trade Co ltd
Current assignee: Dalian Export Processing Zone Lainuotai International Industry And Trade Co ltd
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2022-08-23
Anticipated expiration: 2031-09-27

Abstract

The utility model belongs to the technical field of the polishing, concretely relates to centre gripping fixed establishment for burnishing machine, which comprises a bod, the support upside is equipped with the pneumatic cylinder, the assembly plate is equipped with the motor, organism upside fixedly connected with polishing wheel position assorted support column, the mounting panel annular evenly is equipped with four logical grooves, four springs keep away from the equal fixedly connected with of one end and the slider that the slide bar cover was established mutually, four slider upper ends all are equipped with the clamp splice, four slider lower extremes all rotate and are equipped with the gyro wheel, it is equipped with the recess to change the board upper surface, four arcs all are equipped with the cambered surface, a cambered surface is kept away from commentaries on classics board centre of a circle side direction and is close to commentaries on classics board centre of a circle one side clockwise deflection, four gyro wheels all stretch into in the recess and respectively with four cambered surface phase-matches, the utility model discloses make four clamp splices carry out the centre gripping to the machined part from the four sides simultaneously, when improving the centre gripping effect, can fix a position the machined part, guarantee that the machined part centre gripping is put at the central point of mounting panel.

Description

Clamping and fixing mechanism for polishing machine

Technical Field

The utility model belongs to the technical field of the polishing, concretely relates to centre gripping fixed establishment for burnishing machine.

Background

Polishers, also known as grinders, are often used for mechanical grinding, polishing, and waxing. The working principle is as follows: the motor drives the sponge or wool polishing disc arranged on the polishing machine to rotate at a high speed, and the polishing disc and the polishing agent act together and rub the surface to be polished, so that the aims of removing paint surface pollution, oxide layer and shallow mark can be achieved. When using the burnishing machine to polish the machined part, need use fixture to fix the machined part, however present fixture is not good to the centre gripping effect of machined part, and can not fix a position the machined part between two parties fast, guarantees machined part and polishing wheel position phase-match.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an aim at: aims to provide a clamping and fixing mechanism for a polishing machine, which is used for solving the problems in the background technology.

In order to realize the technical purpose, the utility model discloses a technical scheme as follows:

a clamping and fixing mechanism for a polishing machine comprises a machine body, wherein a support is assembled on the upper side of the machine body, a hydraulic cylinder is assembled on the upper side of the support, an output shaft of the hydraulic cylinder penetrates through the support and is assembled with an assembling plate, a motor is assembled on the assembling plate, a polishing wheel is assembled on the output shaft of the motor, a supporting column matched with the polishing wheel in position is fixedly connected on the upper side of the machine body, a mounting plate is fixedly connected at the upper end of the supporting column, the circle center position of the mounting plate is matched with the polishing wheel in position, four through grooves are uniformly formed in the annular shape of the mounting plate, slide rods are assembled in the four through grooves, springs are sleeved on the four slide rods, slide blocks sleeved with the slide rods are fixedly connected at the ends, far away from the four springs, the upper ends of the four slide blocks are respectively provided with a clamping block, the lower ends of the four slide blocks are respectively rotatably assembled with idler wheels, a rotating plate rotatably connected with the supporting column is arranged at the lower side of the mounting plate, the upper surface of the rotating plate is provided with a groove, four arc-shaped pieces are uniformly arranged on the inner wall of the groove in an annular mode and are all provided with arc surfaces, one side of the arc surface, away from the circle center of the rotating plate, is close to one side of the circle center of the rotating plate and deflects clockwise, four rollers all extend into the groove and are respectively matched with the four arc surfaces, and the upper side of the machine body is provided with a rotating mechanism matched with the rotating plate.

The four clamping blocks are all V-shaped, and one side of the openings of the four clamping blocks faces the circle center of the mounting plate. The V-shaped clamping block can increase the clamping area of a workpiece and improve the clamping effect.

And rubber pads are arranged on one sides of the four clamping blocks facing the circle center of the mounting plate. The design of rubber pad multiplicable protects the machined part, prevents that the clamp splice from contacting with the machined part is hard.

The rotating mechanism comprises a rack, a screw rod, a sliding seat and a handle, a sliding groove is formed in the upper surface of the machine body, the screw rod is assembled in the sliding groove in a rotating mode, one end of the screw rod stretches out of the machine body and is fixedly connected with the handle, the lower end of the sliding seat stretches into the sliding groove and is in threaded connection with the screw rod, the upper end of the sliding seat is fixedly connected with the rack, a plurality of tooth grooves are evenly formed in the outer surface of the rotating plate in an annular mode, and the rack is meshed with the tooth grooves. Staff's accessible handle drives the screw rod and rotates to two directions respectively, because screw rod and sliding seat threaded connection, therefore the screw rod is respectively to two antiport, can drive the sliding seat and slide from side to side in the spout, sliding seat and rack fixed connection alright drive the rack and slide from side to side, because rack and tooth's socket mesh, consequently when the rack slides from side to side, can drive the commentaries on classics board and rotate.

And anti-skid grains are arranged around the handle. The design of antiskid line can increase the antiskid nature that the staff rotated the handle.

A placing box is arranged on the lower side of the machine body. The design of the placing box is convenient for workers to store tools required at ordinary times.

The utility model discloses simple structure, reasonable in design makes four clamp splices carry out the centre gripping to the machined part from the four sides simultaneously, when improving the centre gripping effect, can fix a position the machined part, guarantees that the machined part centre gripping puts at the central point of mounting panel.

Drawings

The present invention can be further illustrated by the non-limiting examples given in the accompanying drawings;

FIG. 1 is a first schematic structural view of an embodiment of a clamping and fixing mechanism for a polishing machine according to the present invention;

fig. 2 is a schematic structural diagram of a second embodiment of the clamping and fixing mechanism for a polishing machine according to the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;

fig. 4 is a schematic view of a partial structure of an embodiment of a clamping and fixing mechanism for a polishing machine according to the present invention;

FIG. 5 is a schematic view of a second embodiment of a clamping and fixing mechanism for a polishing machine according to the present invention;

the main element symbols are as follows:

the polishing machine comprises a machine body 1, a support 11, a hydraulic cylinder 12, an assembling plate 13, a motor 14, a polishing wheel 15, a supporting column 2, a mounting plate 21, a through groove 211, a sliding rod 22, a spring 23, a sliding block 24, a clamping block 25, a roller 26, a rotating plate 3, a groove 31, an arc-shaped piece 32, an arc surface 33, a rack 4, a screw rod 41, a sliding seat 42, a handle 43, a sliding groove 44, a tooth groove 441 and a placing box 45.

Detailed Description

In order to make the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below with reference to the accompanying drawings and examples.

As shown in FIGS. 1-5, the clamping and fixing mechanism for polishing machine of the present invention comprises a machine body 1, a support 11 is assembled on the upper side of the machine body 1, a hydraulic cylinder 12 is assembled on the upper side of the support 11, an output shaft of the hydraulic cylinder 12 passes through the support 11 and is assembled with an assembling plate 13, the assembling plate 13 is assembled with a motor 14, an output shaft of the motor 14 is assembled with a polishing wheel 15, a support column 2 matched with the polishing wheel 15 is fixedly connected on the upper side of the machine body 1, a mounting plate 21 is fixedly connected on the upper end of the support column 2, the circle center position of the mounting plate 21 is matched with the polishing wheel 15, four through grooves 211 are uniformly arranged in the annular shape of the mounting plate 21, slide bars 22 are assembled in the four through grooves 211, four slide bars 22 are all sleeved with springs 23, one ends of the four springs 23 are all fixedly connected with sliders 24 sleeved with the slide bars 22, clamping blocks 25 are all arranged on the upper ends of the four sliders 24, and rollers 26 are all rotatably assembled at the lower ends of the four sliders 24, the mounting panel 21 downside is equipped with and rotates the commentaries on classics board 3 of being connected with support column 2, changes 3 upper surfaces of board and is equipped with recess 31, and recess 31 inner wall annular evenly is equipped with four arc 32, and four arc 32 all are equipped with cambered

surface

33, and 3 centre of a circle side directions of commentaries on classics board are kept away from to cambered surface 33 are close to commentaries on classics board 3 centre of a circle one side clockwise deflection, and four gyro wheels 26 all stretch into in the recess 31 and respectively with four cambered surface 33 phase-matchs, 1 upside of organism be equipped with change 3 assorted slewing mechanism of board.

When the workpiece needs to be polished, a worker can place the workpiece on the upper side of the mounting plate 21 and among the four clamping blocks 25, the worker can drive the rotating plate 3 to rotate anticlockwise through the transmission mechanism, the rotating plate 4 rotates anticlockwise and drives the four arc-shaped pieces 32 to rotate anticlockwise, so that the four arc-shaped pieces 32 are abutted to the roller 26 through the arc surfaces 33, the roller 26 drives the roller 26 to rotate under the abutting action, the sliding rod 22 and the sliding block 24 limit the sliding block 24, the sliding block 24 is prevented from moving only along the track of the sliding groove 21, and the roller 26 is driven to move only along the track of the sliding groove 21, so that the sliding block 24, the clamping blocks 25 and the roller 26 move towards the center of the mounting plate 21 under the extrusion action of the arc surfaces 33, the spring 23 is compressed until the four clamping blocks 25 clamp the workpiece, and the four clamping blocks 25 move towards the center of the mounting plate 21 simultaneously, so that the workpiece can be stably clamped at the center of the mounting plate 21, the polishing machine is matched with the polishing wheel 15 and can directly perform polishing, the motor 14 works to drive the polishing wheel 15 to rotate, the hydraulic cylinder 12 stretches to drive the motor 14 and the polishing wheel 15 to move downwards until the polishing wheel 15 is contacted with the upper surface of a workpiece, and thus the workpiece machine is polished; similarly, the worker can drive the rotating plate 3 to rotate anticlockwise through the rotating mechanism, the arc surface 33 gradually cancels the pressing of the roller 26, the clamping blocks 25 move to one side far away from the circle center of the mounting plate 21 under the stretching effect of the spring 23, and the four clamping blocks 25 move to one side far away from the circle center of the mounting plate 21 at the same time until the clamping of the workpiece is cancelled, so that the worker can freely take down the workpiece.

The four clamping blocks 25 are all V-shaped, and one side of the opening of each clamping block 25 faces the circle center of the mounting plate 21. The V-shaped clamping block 25 can increase the clamping area of the workpiece and improve the clamping effect.

Rubber pads are arranged on one sides of the four clamping blocks 25 facing the circle center of the mounting plate 21. The rubber pad is designed to protect the workpiece and prevent the clamp blocks 25 from being in hard contact with the workpiece.

The rotating mechanism comprises a rack 4, a screw rod 41, a sliding seat 42 and a handle 43, a sliding groove 44 is formed in the upper surface of the machine body 1, the screw rod 41 is rotatably assembled in the sliding groove 44, one end of the screw rod 41 extends out of the machine body 1 and is fixedly connected with the handle 43, the lower end of the sliding seat 42 extends into the sliding groove 44 and is in threaded connection with the screw rod 41, the upper end of the sliding seat 42 is fixedly connected with the rack 4, a plurality of tooth grooves 441 are uniformly formed in the outer surface of the rotating plate 3 in an annular mode, and the rack 4 is meshed with the tooth grooves 441. The staff accessible handle 43 drives screw rod 41 and rotates to two directions respectively, because screw rod 41 and sliding seat 42 threaded connection, therefore screw rod 41 is respectively to two antiport, can drive sliding seat 42 and slide left and right sides in spout 44, sliding seat 42 and rack 4 fixed connection, alright drive rack 4 and slide left and right sides, because rack 4 meshes with tooth's socket 441, consequently when rack 4 slides left and right sides, can drive commentaries on classics board 3 and rotate.

The periphery of the handle 43 is provided with anti-skid grains. The design of the anti-slip lines can increase the anti-slip property of the rotating handle 43 for the worker.

The lower side of the machine body 1 is provided with a placing box 45. The storage box 45 is designed to facilitate storage of tools that the worker needs to use at ordinary times.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention shall be covered by the claims of the present invention.

Claims

1. The utility model provides a centre gripping fixed establishment for burnishing machine, includes the organism, the organism upside is equipped with the support, the support upside is equipped with the pneumatic cylinder, the output shaft of pneumatic cylinder passes the support and is equipped with the assembly plate, the assembly plate is equipped with the motor, the output shaft of motor is equipped with polishing wheel, its characterized in that: the polishing machine is characterized in that a supporting column matched with the polishing wheel in position is fixedly connected to the upper side of the machine body, a mounting plate is fixedly connected to the upper end of the supporting column, the circle center position of the mounting plate is matched with the polishing wheel in position, four through grooves are uniformly formed in the ring shape of the mounting plate, slide rods are assembled in the four through grooves, springs are sleeved on the four slide rods, a slide block sleeved with the slide rods is fixedly connected to one end, away from the four springs, of the four slide block, a clamping block is arranged at the upper end of the four slide block, rollers are rotatably assembled at the lower ends of the four slide blocks, a rotating plate rotatably connected with the supporting column is arranged on the lower side of the mounting plate, a groove is formed in the upper surface of the rotating plate, four arc-shaped pieces are uniformly arranged on the ring shape of the inner wall of the groove, arc-shaped pieces are provided with arc surfaces, one side, away from the circle center of the rotating plate, of the arc surface is clockwise deflected towards one side close to the circle center of the rotating plate, the four rollers extend into the groove and are respectively matched with the four arc surfaces, and a rotating mechanism matched with the rotating plate is arranged on the upper side of the machine body.

2. The holding and fixing mechanism for a polishing machine as set forth in claim 1, wherein: the four clamping blocks are all V-shaped, and one side of the opening of each clamping block faces to the circle center of the mounting plate.

3. The holding and fixing mechanism for a polishing machine as claimed in claim 1, wherein: and rubber pads are arranged on one sides of the four clamping blocks facing the circle center of the mounting plate.

4. The holding and fixing mechanism for a polishing machine as claimed in claim 1, wherein: the rotating mechanism comprises a rack, a screw rod, a sliding seat and a handle, wherein a sliding groove is formed in the upper surface of the machine body, the screw rod is assembled in the sliding groove in a rotating mode, one end of the screw rod stretches out of the machine body and is fixedly connected with the handle, the lower end of the sliding seat stretches into the sliding groove and is in threaded connection with the screw rod, the upper end of the sliding seat is fixedly connected with the rack, a plurality of tooth grooves are evenly formed in the outer surface of the rotating plate in an annular mode, and the rack is meshed with the tooth grooves.

5. The holding and fixing mechanism for a polishing machine as set forth in claim 4, wherein: and anti-skid grains are arranged on the periphery of the handle.

6. The holding and fixing mechanism for a polishing machine as set forth in claim 1, wherein: a placing box is arranged on the lower side of the machine body.