CN216514241U

CN216514241U - Surface electrochemical polishing device

Info

Publication number: CN216514241U
Application number: CN202123136562.3U
Authority: CN
Inventors: 韦金雄; 刘其明; 许清豪
Original assignee: Ji'an Shougu Surface Treatment Co ltd
Current assignee: Ji'an Shougu Surface Treatment Co ltd
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-05-13
Anticipated expiration: 2031-12-13

Abstract

The utility model discloses a surface electrochemical polishing device which comprises a polishing box, wherein a polishing groove is fixedly formed in the polishing box, and two rotating grooves are fixedly formed in the inner surfaces of two sides of the polishing box above the polishing groove; the driving motor drives the fixing frame to do circular motion right above the polishing groove through the rotating roller, a workpiece to be polished, which is hung on the fixing frame, can move in the polishing groove and be polished, the workpiece can be in more sufficient contact with polishing liquid in the moving process, the irregular part of the workpiece can be polished, the appearance of the workpiece can be polished more uniformly and thoroughly, the workpiece to be polished can be hung at the bottom of the hanging rod and can be clamped between the two U-shaped clamping blocks, the spring telescopic rods in the two U-shaped clamping blocks can push and extrude the hanging rod, the hanging rod can be stabilized on the fixing frame in the moving process of the fixing frame, and the stability of the polishing process is facilitated.

Description

Surface electrochemical polishing device

Technical Field

The utility model relates to the technical field of polishing devices, in particular to a surface electrochemical polishing device.

Background

The electrochemical polishing uses the polished workpiece as anode and inactive metal as cathode, and both electrodes are immersed in electrolytic bath at the same time, under a certain temp., voltage and current density, the direct current is switched on for a certain time to produce selective anodic dissolution, and the micro-convex portion on the workpiece surface is firstly dissolved, and gradually changed into smooth surface so as to attain the effect of increasing surface finish quality of workpiece. The electrochemical polishing is an electrochemical dissolution process, and has no mechanical force effect, so that the surface deformation of metal can not be caused, and a deformation layer generated on the surface of a sample during the mechanical polishing is avoided, thereby truly displaying a metallographic structure. Moreover, the electrochemical polishing has low requirement on the polishing degree of the sample, high polishing speed and high efficiency.

The existing electrochemical polishing device directly hangs a workpiece to be polished on a support rod, and carries out electrochemical polishing after a power supply is turned on, so that the problems of uneven polishing and influence on the appearance quality of the workpiece caused by uneven contact between a complex workpiece positioned at an anode and chemical liquid are easily caused, and the problems of excessive polishing or low polishing efficiency are caused.

Therefore, it is necessary to design a surface electrochemical polishing apparatus to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a surface electrochemical polishing device.

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

a surface electrochemical polishing device comprises a polishing box, wherein a polishing groove is fixedly formed in the polishing box, two rotating grooves are fixedly formed in the inner faces of two sides of the polishing box above the polishing groove, the inner faces of the four rotating grooves are rotatably connected with rotating idler wheels, the rotating rods of two sides of one side of the four rotating idler wheels penetrate through the side wall of the polishing box and are fixedly sleeved with driven wheels on the outer edge of the outer part of the polishing box, a driving motor is fixedly mounted on the side face of the polishing box, two driving wheels are fixedly sleeved at the output end of the driving motor, connecting rods are fixedly connected with the sides of the four rotating idler wheels, a fixing frame is fixedly connected between the opposite sides of the four connecting rods, a fixed power supply is fixedly mounted on the inner bottom face of the polishing box below the polishing groove, and cathode heads are fixedly connected with the two sides of the inner bottom face of the polishing groove, an anode conducting wire is fixedly connected between the anode of the fixed power supply and the fixing frame.

Preferably, the top surfaces of the two ends of the fixing frame are fixedly connected with U-shaped clamping blocks, and spring telescopic rods are fixedly connected between the inner surfaces of the bottoms of the U-shaped clamping blocks.

Preferably, a hanging rod is clamped and connected between the two U-shaped clamping blocks, and a hook is fixedly connected to the bottom surface of the hanging rod.

Preferably, the driving wheel is connected with the driven wheel through a synchronous belt, and the outer edge of the rotating roller is attached to the inner surface of the rotating groove.

Preferably, the cross section of the suspension rod is square, and the fixing frame and the U-shaped clamping block are both made of conductive materials.

Preferably, the top surface of the polishing box is rotatably connected with a box door.

The utility model has the following beneficial effects:

1. by arranging the rotating groove, the rotating roller, the driving motor and the fixing frame, the driving motor drives the fixing frame to do circular motion right above the polishing groove through the rotating roller, a workpiece to be polished, which is hung on the fixing frame, can move in the polishing groove and be polished, the workpiece can be in more sufficient contact with polishing liquid in the moving process, the irregular part of the workpiece can be polished, and the appearance of the workpiece can be polished more uniformly and thoroughly;

2. through setting up U type clamp splice, spring telescopic link, hanging the pole, hang the pole and can hang the work piece of treating the polishing in its bottom to can block and between two U type clamp splices, the spring telescopic link of two U type clamp splices insides can carry out thrust extrusion to hanging the pole, makes it also can be stabilized on the mount at the in-process that the mount removed, helps polishing process's stability.

Drawings

FIG. 1 is a schematic top cross-sectional view of an apparatus for electrochemical polishing of a surface according to the present invention;

FIG. 2 is a schematic cross-sectional front view of an apparatus for electrochemical polishing of a surface according to the present invention;

FIG. 3 is a schematic front view of a U-shaped clamping block of the surface electrochemical polishing apparatus according to the present invention;

in the figure: the polishing device comprises a polishing box 1, a polishing groove 2, a rotating groove 3, a rotating roller 4, a driven wheel 5, a driving motor 6, a driving wheel 7, a connecting rod 8, a fixing frame 9, a U-shaped clamping block 10, a spring telescopic rod 11, a hanging rod 12, a fixed power supply 13, a cathode conducting head 14 and an anode conducting wire 15.

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, a surface electrochemical polishing device comprises a polishing box 1, a polishing groove 2 is fixedly arranged inside the polishing box 1, two rotating grooves 3 are fixedly arranged on the inner surfaces of two sides of the polishing box 1 above the polishing groove 2, the inner surfaces of four rotating grooves 3 are rotatably connected with rotating rollers 4, the rotating rods of two sides of one side of the four rotating rollers 4 penetrate through the side wall of the polishing box 1 and are fixedly sleeved with driven wheels 5 on the outer edge of the outer part of the polishing box 1, a driving motor 6 is fixedly arranged on the side surface of the polishing box 1, two driving wheels 7 are fixedly sleeved on the output end of the driving motor 6, connecting rods 8 are fixedly connected with the side surfaces of the four rotating rollers 4, a fixing frame 9 is fixedly connected between the opposite side surfaces of the four connecting rods 8 together, and a fixed power supply 13 is fixedly arranged on the inner bottom surface of the polishing box 1 below the polishing groove 2, both sides of the inner bottom surface of the polishing groove 2 are fixedly connected with cathode conducting heads 14, and an anode conducting wire 15 is fixedly connected between an anode of the fixed power supply 13 and the fixed frame 9.

Referring to fig. 3, the top surfaces of both ends of the fixing frame 9 are fixedly connected with U-shaped clamping blocks 10, and a spring telescopic rod 11 is fixedly connected between the inner surfaces of the bottoms of the U-shaped clamping blocks 10.

Referring to fig. 3, a hanging rod 12 is clamped and connected between the two U-shaped clamping blocks 10, and a hook is fixedly connected to the bottom surface of the hanging rod 12.

Referring to fig. 1, the driving wheel 7 and the driven wheel 5 are connected by a synchronous belt transmission, and the outer edge of the rotating roller 4 is attached to the inner surface of the rotating groove 3.

Referring to fig. 3, the cross-section of the suspension rod 12 is square, and the fixing frame 9 and the U-shaped clamp 10 are made of conductive materials.

Referring to fig. 1, a door is rotatably connected to the top surface of a polishing chamber 1.

The specific working principle of the utility model is as follows:

when the polishing device is used, firstly, the suspension rod 12 on the top surface of the fixing frame 9 is taken down, a workpiece to be polished is suspended on the suspension rod 12, then the suspension rod 12 is placed between the U-shaped clamping blocks 10 on the two sides of the fixing frame 9, the workpiece to be polished is positioned in the polishing groove 2 at the moment, the fixed power supply 13 and the driving motor 6 are started after the box door on the top surface of the polishing box 1 is closed, the driving motor 6 drives the rotating roller 4 on one side of the polishing box 1 to rotate through the synchronous belt after being started, the rotating roller 4 can drive the fixing frame 9 to do circular motion after rotating, the workpiece to be polished can be in more sufficient contact with polishing liquid after moving in the polishing groove 2, and the workpiece can be polished after the polishing liquid in the polishing groove 2 is electrified.

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 surface electrochemical polishing device comprises a polishing box (1) and is characterized in that a polishing groove (2) is fixedly formed in the polishing box (1), two rotating grooves (3) are fixedly formed in two inner faces of two sides of the polishing box (1) above the polishing groove (2), the inner faces of the rotating grooves (3) are respectively and rotatably connected with rotating idler wheels (4), the rotating rods of two side faces of one side of each rotating idler wheel (4) penetrate through the side wall of the polishing box (1) and are respectively and fixedly sleeved with a driven wheel (5) on the outer edge of the outer portion of the polishing box (1), a driving motor (6) is fixedly installed on the side face of the polishing box (1), two driving wheels (7) are fixedly sleeved on the output end of the driving motor (6), and four connecting rods (8) are fixedly connected with the side faces of the rotating idler wheels (4), four common fixedly connected with mount (9) between the relative side of connecting rod (8), polishing case (1) is located interior bottom fixed mounting of polishing groove (2) below has fixed power supply (13), the equal fixedly connected with negative pole conducting head (14) of interior bottom both sides of polishing groove (2), fixedly connected with positive pole conductor wire (15) between the positive pole of fixed power supply (13) and mount (9).

2. A surface electrochemical polishing device according to claim 1, characterized in that the top surfaces of both ends of the fixing frame (9) are fixedly connected with U-shaped clamping blocks (10), and a spring telescopic rod (11) is fixedly connected between the bottom inner surfaces of the U-shaped clamping blocks (10).

3. A surface electrochemical polishing device according to claim 2, characterized in that a suspension rod (12) is clamped and connected between the two U-shaped clamping blocks (10), and a hook is fixedly connected to the bottom surface of the suspension rod (12).

4. A surface electrochemical polishing device as claimed in claim 1, characterized in that the driving wheel (7) and the driven wheel (5) are connected by a synchronous belt drive, and the outer edge of the rotating roller (4) is attached to the inner surface of the rotating groove (3).

5. A surface electrochemical polishing device according to claim 3, characterized in that the cross-section of the suspension rod (12) is square, and the fixing frame (9) and the U-shaped clamping block (10) are made of conductive material.

6. A surface electrochemical polishing device as claimed in claim 1, characterized in that the top surface of the polishing box (1) is rotatably connected with a box door.