CN219311032U

CN219311032U - Fixing clamp of polishing device

Info

Publication number: CN219311032U
Application number: CN202320318512.7U
Authority: CN
Inventors: 周可松; 赵荣丽; 蔡桂章; 刘瀚点
Original assignee: Guangdong University of Technology
Current assignee: Guangdong University of Technology
Priority date: 2023-02-27
Filing date: 2023-02-27
Publication date: 2023-07-07
Anticipated expiration: 2033-02-27

Abstract

The utility model discloses a fixing clamp of a polishing device, which relates to the technical field of fixing of the polishing device and comprises a workbench for supporting workpiece polishing, wherein a T-shaped groove is formed in the upper end face of the workbench, a sliding block is driven by a threaded rod in the inner cavity of the T-shaped groove, a hollowed-out clamping plate is fixedly arranged at one end of the sliding block extending to the upper end face of the workbench, a fixing component for fixing the workpiece is arranged in the hollowed-out clamping plate, the fixing component comprises a positioning rod, a through hole communicated with the inner cavity of the hollowed-out clamping plate is formed in one side, close to the workpiece, of the hollowed-out clamping plate, and the positioning rod is slidably arranged in the inner cavity of the through hole. Through setting up the baffle, the circulation hole has offered a plurality of along the lateral wall of baffle, and a plurality of circulation holes can provide the air current passageway to the air current in the fretwork splint inner chamber, can play the effect of reposition of redundant personnel to the air current, have improved the rapidity when exerting pressure to the locating lever.

Description

Fixing clamp of polishing device

Technical Field

The utility model relates to the technical field of polishing device fixing, in particular to a fixing clamp of a polishing device.

Background

The polishing machine is an electric tool, and consists of a base, a polishing disc, polishing fabrics, a polishing cover, a cover and other basic elements, wherein the key of the operation of the polishing machine is to try to obtain the maximum polishing rate so as to remove the damaged layer generated during polishing as soon as possible, and meanwhile, the polishing damaged layer can not influence the finally observed tissue, namely, the false tissue is not caused, the thicker abrasive is required to be used for ensuring the larger polishing rate to remove the polished damaged layer, but the polishing damaged layer is deeper, and the finest material is required to be used for enabling the polishing damaged layer to be shallower, but the polishing rate is low.

According to chinese patent application No. 202221916080.1, a clamping device for burnishing machine, the on-line screen storage device comprises a base, the top fixed mounting of base has the fixed block, the surface fixed mounting of fixed block has control panel, the top fixed mounting of fixed block has the workstation, the top movable mounting of workstation has the clamping structure, the top movable mounting of workstation has the grip block that is two in quantity. Thereby can drive the threaded rod through setting up driving motor and rotate, thereby carry out spacingly to the screw thread piece through the connecting rod cooperation movable rod, and then drive the screw thread piece of threaded rod surface through the rotation of threaded rod and carry out up-and-down motion, when screw thread piece up-and-down motion, cooperation movable rod drives two connecting rods and carries out relative motion or reverse motion to realize two grip blocks relative motion or reverse motion, drive gear synchronous rotation when the threaded rod rotates, and then drive two pinion rack relative motion or reverse motion rather than meshing.

Although make a plurality of splint can reach the purpose to polishing work piece centre gripping through the transmission of threaded rod, but the lateral wall of splint is the level setting in this application file, leads to the area of contact between different work piece of shape and the splint lateral wall less, causes splint not firm enough to work piece centre gripping, and the work piece appears rocking the condition easily when polishing through the burnishing machine, and then causes adverse effect to the normal grinding of work piece, consequently needs a novel polishing device's mounting fixture.

Disclosure of Invention

The utility model mainly aims to provide a fixing clamp of a polishing device, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is that the fixing clamp of the polishing device comprises a workbench for providing support for workpiece polishing, a T-shaped groove is formed in the upper end face of the workbench, a sliding block is driven by a threaded rod in an inner cavity of the T-shaped groove, a hollow clamping plate is fixedly arranged at one end of the sliding block extending to the upper end face of the workbench, and a fixing component for fixing the workpiece is arranged in the hollow clamping plate.

The fixed subassembly includes the locating lever, and the through-hole with self inner chamber intercommunication has been seted up to the fretwork splint one side that is close to the work piece, locating lever slidable mounting in the inner chamber of through-hole.

A plurality of through holes are evenly formed in one side of the hollow clamping plate along the side wall of the hollow clamping plate, positioning rods are slidably mounted in inner cavities of the through holes, and a limiting assembly used for limiting the positioning rods is arranged outside the hollow clamping plate.

Further, one end of the plurality of positioning rods, which is far away from the inner cavity of the hollow clamping plate, is arranged into a spherical structure.

Further, the limiting component assembly comprises a guide pipe and an air pump, the outer wall of the guide pipe is fixedly connected with the edge of the upper end face of the workbench, the air pump is installed on the side wall of the workbench through a mounting frame, the air outlet end of the air pump is mutually communicated with the inner cavity of the guide pipe through a connecting pipe, a transmission hose communicated with the inner cavity of the guide pipe is fixedly installed on the outer wall of the guide pipe, and the other end of the transmission hose is mutually communicated with the inner cavity of the hollow clamping plate.

Further, the inner wall of fretwork splint fixed mounting has the baffle, and the circulation hole that is used for providing air current passageway is seted up to the lateral wall of baffle.

Further, the side of the partition plate close to the positioning rod is parallel to the positioning rod.

Further, the outer wall of the positioning rod is fixedly provided with a cylindrical elastic piece, and the other end of the cylindrical elastic piece is fixedly connected with the inner wall of the hollow clamping plate.

Compared with the prior art, the utility model has the following beneficial effects:

according to the polishing machine, a workpiece is placed among the plurality of hollow clamping plates, the hollow clamping plates slide through the threaded rods, after the hollow clamping plates slide for a certain distance in the direction close to the workpiece, the plurality of positioning rods slide synchronously, and the sliding distances of the different positioning rods are different until the plurality of positioning rods are completely attached to the outer wall of the workpiece, so that the pressure applied to the outer wall of the workpiece can be improved, the stability of the workpiece during polishing is improved, the technical problem in the prior art is solved, the workpiece cannot shake during polishing through the polishing machine, and adverse effects on normal polishing of the workpiece are avoided.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a cross-sectional view of the hollowed-out splint of the present utility model;

fig. 3 is an enlarged view of the structure of fig. 2 a according to the present utility model.

In the figure: 1. a work table; 2. an air pump; 3. a conduit; 4. hollow clamping plates; 5. a transfer hose; 6. a partition plate; 7. and a positioning rod.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-3, the utility model discloses a fixing clamp of a polishing device, which comprises a workbench 1 for providing support for polishing a workpiece, wherein a T-shaped groove is formed in the upper end surface of the workbench 1, sliding blocks driven by a threaded rod are arranged in the inner cavity of the T-shaped groove, a plurality of T-shaped grooves are distributed on the upper end surface of the workbench 1 in a cross shape, the sliding blocks are slidably arranged in the inner cavities of the T-shaped grooves, and the sliding blocks can be mutually close to or mutually far away from each other through the transmission of the threaded rod, so that a power source is provided for the sliding of the sliding blocks.

The one end fixed mounting that the slider extends to workstation 1 up end has fretwork splint 4, and the inside of fretwork splint 4 is provided with and is used for the fixed subassembly of work piece, and when a plurality of sliders slid, can let fretwork splint 4 to be close to or keep away from the direction synchronous slip of work piece or keep away from, has improved the gliding convenience of fretwork splint 4.

The fixed subassembly includes locating lever 7, and the through-hole with self inner chamber intercommunication has been seted up to one side that fretwork splint 4 is close to the work piece, and locating lever 7 slidable mounting is in the inner chamber of through-hole, places the work piece between a plurality of fretwork splint 4, lets fretwork splint 4 slide through the threaded rod immediately, after fretwork splint 4 slides certain distance towards the direction that is close to the work piece, promotes locating lever 7, lets locating lever 7 slide towards the direction that is close to the work piece, after the laminating of the outer wall of one end of locating lever 7 and work piece, alright reach the purpose to the work piece centre gripping.

A plurality of through holes are evenly formed in one side of the hollowed clamping plate 4 along the side wall of the hollowed clamping plate, the positioning rods 7 are arranged in the inner cavities of the through holes in a sliding mode, limiting assemblies used for limiting the positioning rods 7 are arranged outside the hollowed clamping plate 4, the distances from the outer walls of the workpieces to the positioning rods 7 are different due to irregular shapes of the outer portions of the workpieces, when the positioning rods 7 slide synchronously, the sliding distances of the different positioning rods 7 are different until the positioning rods 7 are completely attached to the outer walls of the workpieces, the pressure applied to the outer walls of the workpieces can be improved, the stability of the workpieces during polishing is improved, the technical problem in the prior art is solved, the workpieces cannot shake during polishing through a polishing machine, and adverse effects on normal polishing of the workpieces are avoided.

One end of each positioning rod 7 far away from the inner cavity of the hollow clamping plate 4 is of a spherical structure, so that the contact area between one end of each positioning rod 7 and the outer wall of the workpiece is reduced, the pressure applied to the outer wall of the workpiece by each positioning rod 7 is improved, and the stability of the workpiece during polishing is further improved.

The limiting component assembly comprises a guide pipe 3 and an air pump 2, wherein the outer wall of the guide pipe 3 is fixedly connected with the edge of the upper end face of the workbench 1, a plurality of guide pipes 3 are fixedly arranged on the upper end face of the workbench 1, and the head and tail parts of the guide pipes 3 are mutually connected so as to facilitate the inner cavities of the guide pipes 3 to be mutually communicated.

The air pump 2 passes through the mounting bracket and installs the lateral wall at workstation 1, and the end of giving vent to anger of air pump 2 communicates each other through the inner chamber of connecting pipe and pipe 3, and the outer wall fixed mounting of pipe 3 has the transmission hose 5 with self inner chamber intercommunication, and wherein transmission hose 5 self has the extensibility that removes, can extend and shrink according to the slip of fretwork splint 4, prevents to take place the condition that breaks away from between transmission hose 5 one end and the fretwork splint 4.

The other end of the transmission hose 5 and the inner cavity of the hollow clamping plate 4 are mutually communicated, when the hollow clamping plate 4 slides to a certain distance, the air pump 2 is started, at the moment, the air outlet of the air pump 2 provides air flow into the inner cavity of the guide pipe 3 through the connecting pipe, then the air flow flows into the inner cavity of the hollow clamping plate 4 through the transmission hose 5, the air pressure in the inner cavity of the hollow clamping plate 4 is improved, and then under the action of the air pressure, the positioning rod 7 is pressurized, the positioning rod 7 slides along the axis direction of the positioning rod 7, and meanwhile the sliding positioning rod 7 is limited, so that the positioning rod 7 is attached to the outer wall of a workpiece in real time.

Further, the outer wall of the guide pipe 3 is provided with a pressure relief valve, when the workpiece is polished, the air pump 2 is closed to open the pressure relief valve, and at the moment, air flows in the hollow clamping plate 4 and the inner cavity of the guide pipe 3 to the outside air through the pressure relief valve, so that the purpose of reducing the air pressure in the inner cavity of the hollow clamping plate 4 can be achieved, and the workpiece is more conveniently clamped by the positioning rod 7.

The inner wall fixed mounting of fretwork splint 4 has baffle 6, and the circulation hole that is used for providing air current passageway has been seted up to the lateral wall of baffle 6, and a plurality of circulation holes have been seted up along the lateral wall of baffle 6, and a plurality of circulation holes can provide air current passageway to the air current in the fretwork splint 4 inner chamber, can play the effect of reposition of redundant personnel to the air current, have improved the rapidity when exerting pressure to locating lever 7.

One side of the baffle 6 close to the positioning rods 7 is parallel to the positioning rods 7, so that air flow can directly apply pressure to the positioning rods 7 at the same time, and one end of each positioning rod 7 is tightly attached to the outer wall of the workpiece.

The outer wall fixed mounting of locating lever 7 has cylindricality elastic component, and the other end of cylindricality elastic component and the inner wall fixed connection of fretwork splint 4, and wherein cylindricality elastic component comprises paralyzed or other elastic components, and cylindricality elastic component can provide a thrust that lasts to fretwork splint 4 inner chamber direction slip to locating lever 7, and when the inside atmospheric pressure of fretwork splint 4 is the same with external atmospheric pressure, cylindricality elastic component releases self elastic potential energy, and then lets locating lever 7 restore to the separation of locating lever 7 one end and work piece outer wall has been improved locating lever 7 convenience that resets.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A fixture for a polishing apparatus comprising a table (1) for providing support for polishing a workpiece, characterized in that: a T-shaped groove is formed in the upper end face of the workbench (1), a sliding block is driven by a threaded rod in the inner cavity of the T-shaped groove, a hollowed-out clamping plate (4) is fixedly arranged at one end, extending to the upper end face of the workbench (1), of the sliding block, and a fixing component for fixing a workpiece is arranged in the hollowed-out clamping plate (4);

the fixing assembly comprises a positioning rod (7), a through hole communicated with the inner cavity of the hollow clamping plate (4) is formed in one side, close to the workpiece, of the hollow clamping plate, and the positioning rod (7) is slidably arranged in the inner cavity of the through hole;

a plurality of through holes are uniformly formed in one side of the hollow clamping plate (4) along the side wall of the hollow clamping plate, positioning rods (7) are slidably mounted in inner cavities of the through holes, and limiting assemblies used for limiting the positioning rods (7) are arranged outside the hollow clamping plate (4).

2. The fixture of claim 1, wherein: one end of each positioning rod (7) far away from the inner cavity of the hollow clamping plate (4) is in a spherical structure.

3. The fixture of claim 1, wherein: the limiting assembly comprises a guide pipe (3) and an air pump (2), wherein the outer wall of the guide pipe (3) is fixedly connected with the edge of the upper end face of the workbench (1), the air pump (2) is installed on the side wall of the workbench (1) through a mounting frame, the air outlet end of the air pump (2) is mutually communicated with the inner cavity of the guide pipe (3) through a connecting pipe, a transmission hose (5) communicated with the inner cavity of the guide pipe (3) is fixedly installed on the outer wall of the guide pipe, and the other end of the transmission hose (5) is mutually communicated with the inner cavity of the hollow clamping plate (4).

4. The fixture of claim 1, wherein: the inner wall of fretwork splint (4) fixed mounting has baffle (6), the circulation hole that is used for providing the air current passageway is seted up to the lateral wall of baffle (6).

5. The fixture of claim 4, wherein: one side of the partition plate (6) close to the positioning rod (7) is parallel to the positioning rod (7).

6. The fixture of claim 1, wherein: the outer wall of the positioning rod (7) is fixedly provided with a cylindrical elastic piece, and the other end of the cylindrical elastic piece is fixedly connected with the inner wall of the hollow clamping plate (4).