CN210560866U

CN210560866U - Electrolytic polishing tank capable of improving smoothness of workpiece

Info

Publication number: CN210560866U
Application number: CN201921193507.8U
Authority: CN
Inventors: 井田義明
Original assignee: Marui Technology Changzhou Co Ltd
Current assignee: Marui Technology Changzhou Co Ltd
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2020-05-19
Anticipated expiration: 2029-07-26

Abstract

The utility model discloses a can improve workpiece smoothness's electrolytic polishing groove, including the cell body, the cell body both ends are provided with lift cylinder, two install the positive pole conducting rod between the lift cylinder, the pendant has been hung in the positive pole conducting rod outside, two inner walls of cell body are provided with the negative plate respectively, the below of negative plate is provided with the transmission shaft, the one end of transmission shaft is passed through the bearing frame and is fixed the inner wall of cell body, the other end runs through the inner wall of cell body links to each other with driving motor, the outside of transmission shaft is provided with stirring vane, compares with prior art, the beneficial effects of the utility model are that: realize reciprocating of work piece through the lift cylinder, be convenient for align work piece and negative plate, make electric power distribution reasonable, avoid the work piece polishing rear surface to appear the condition such as cloudy positive face and local dull luster, it is rotatory to utilize driving motor to pass through the transmission shaft to drive stirring vane, carries out intensive mixing to the solution in the cell body, avoids the work piece polishing rear surface to appear white stripe.

Description

Electrolytic polishing tank capable of improving smoothness of workpiece

Technical Field

The utility model relates to the technical field of electrolytic polishing, in particular to an electrolytic polishing tank capable of improving the smoothness of a workpiece.

Background

The electrolytic polishing is to immerse the workpiece to be polished as anode and insoluble metal as cathode into electrolytic bath simultaneously, and to produce selective anode dissolution by DC ionization reaction, so as to reach the effect of eliminating fine burr from the surface of workpiece and increasing brightness. The electropolishing is mainly used for polishing metal products and parts with small surface roughness, such as reflectors, stainless steel tableware, ornaments, injection needles, springs, blades, stainless steel pipes and the like, and can also be used for polishing certain molds (such as bakelite molds, glass molds and the like) and metallographic abrasive discs.

However, after polishing a workpiece, there are often white stripes or a negative and positive surface on the surface and a local dull phenomenon, the white stripes on the surface are due to too high relative density of the solution, and the stirring degree of the solution is increased, the negative and positive surfaces on the surface and the local dull phenomenon are due to the fact that the position where the workpiece is placed is not aligned with the cathode, or the workpieces are mutually shielded, and only the workpiece needs to be properly adjusted to enable the position of the workpiece and the position of the cathode to be proper, so that the power distribution is reasonable, but the driven electrolytic polishing tank does not have the functions of adjusting the height of the workpiece and stirring the solution, and needs to be additionally manually processed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electrolytic polishing bath that can improve work piece smoothness to solve the traditional electrolytic polishing bath that proposes in the above-mentioned background art and do not possess the function of adjusting the work piece height and stirring solution, make the work piece polishing back easily, white stripe or sun-shade face appear in the surface, and local dull scheduling problem.

In order to achieve the above object, the utility model provides a following technical scheme: an electrolytic polishing tank capable of improving workpiece smoothness comprises a tank body, wherein the tank body is of a hollow cuboid structure with an opening at the top, lifting cylinders are arranged at two ends of the tank body along the length direction, the lifting cylinders are vertically arranged on the outer surface of the tank body, an anode conductive rod is arranged between the output ends of the two lifting cylinders through a fixing seat, a hanging piece is hung outside the anode conductive rod, negative plates are respectively arranged on two inner walls of the tank body along the width direction, the negative plates extend along the length direction of the tank body, a horizontal transmission shaft is arranged below the negative plates, the transmission shaft extends along the width direction of the tank body, one end of the transmission shaft is fixed on the inner wall of the tank body through a bearing seat, the other end of the transmission shaft penetrates through the inner wall of the tank body and is connected with a driving motor, the stirring blades extend along the length direction of the transmission shaft.

Preferably, the hanging piece comprises an annular hanging head, the inner wall of the annular hanging head is tightly attached to the outer wall of the anode conducting rod, the bottom of the annular hanging head is connected with a hook through a hanging rod, and the hook is in a ship anchor shape.

Preferably, the fixing plates are arranged at two ends of the groove body along the length direction.

Preferably, the outer surface of the anode conducting rod is provided with a limiting block.

Preferably, the transmission shaft is provided with a sealing bearing at a position penetrating through the groove body.

Preferably, the outer side of the driving motor is sleeved with a dust cover.

Compared with the prior art, the beneficial effects of the utility model are that:

realize reciprocating of work piece through the lift cylinder, be convenient for align work piece and negative plate, make electric power distribution reasonable, avoid the work piece polishing rear surface to appear the condition such as cloudy positive face and local dull luster, it is rotatory to utilize driving motor to pass through the transmission shaft to drive stirring vane, carries out intensive mixing to the solution in the cell body, avoids the work piece polishing rear surface to appear white stripe.

Drawings

Fig. 1 is a schematic view of the internal structure of the present invention;

fig. 2 is a left side view of the present invention;

fig. 3 is a left side sectional view of the present invention;

fig. 4 is a schematic structural view of the suspension member of the present invention.

In the figure: 1. a trough body; 2. a fixing plate; 3. a lifting cylinder; 4. a fixed seat; 5. an anode conductive rod; 501. A limiting block; 6. a cathode plate; 7. hanging parts; 701. a ring-shaped hanging head; 702. a hanging rod; 703. hooking; 8. a drive shaft; 9. a stirring blade; 10. a drive motor; 11. a dust cover; 12. and sealing the bearing.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, an electrolytic polishing bath capable of improving workpiece smoothness comprises a bath body 1, wherein the bath body 1 is a hollow cuboid structure with an open top, lifting cylinders 3 are arranged at two ends of the bath body 1 along a length direction, the lifting cylinders 3 are vertically arranged on the outer surface of the bath body 1, an anode conducting rod 5 is arranged between output ends of the two lifting cylinders 3 through a fixing seat 4, a hanger 7 is hung outside the anode conducting rod 5, cathode plates 6 are respectively arranged on two inner walls of the bath body 1 along a width direction, the cathode plates 6 extend along the length direction of the bath body 1, a horizontal transmission shaft 8 is arranged below the cathode plates 6, the transmission shaft 8 extends along the width direction of the bath body 1, one end of the transmission shaft 8 is fixed on the inner wall of the bath body 1 through a bearing seat, the other end of the transmission shaft penetrates through the inner wall of the bath body, the stirring blades 9 extend along the length of the drive shaft 8.

Specifically, the pendant 7 comprises an annular hanging head 701, the inner wall of the annular hanging head 701 is tightly attached to the outer wall of the anode conducting rod 5, the bottom of the annular hanging head 701 is connected with a hook 703 through a hanging rod 702, the hook 703 is in a ship anchor shape, the annular hanging head 701 is set to be tightly attached to the anode conducting rod 5, the improvement of the conductivity between the pendant 7 and the anode conducting rod 5 is facilitated, the ship anchor-shaped hook 703 is convenient for hanging a workpiece, the workpiece is fixed again through a steel wire and the like, the workpiece is guaranteed to be in tight contact with the hook 703, and the conductivity between the workpiece and the pendant 7 is improved.

Specifically, the fixing plates 2 are arranged at two ends of the tank body 1 along the length direction, and the lifting cylinder 3 is convenient to install and fix by arranging the fixing plates 2.

Specifically, the surface of the anode collector bar 5 is provided with a limiting block 501, the hanging part 7 is limited through the limiting block 501, the hanging part 7 is prevented from sliding on the anode collector bar 5, and collision between workpieces is avoided.

Specifically, a sealing bearing 12 is installed at a position where the transmission shaft 8 penetrates through the tank body 1, and by arranging the sealing bearing 12, the solution inside the tank body 1 is prevented from leaking from the position where the transmission shaft 8 penetrates through the tank body 1.

Specifically, the outer side of the driving motor 10 is sleeved with a dust cover 11, and by arranging the dust cover 11, dust in the air is prevented from entering the inside of the driving motor 10 and affecting the normal operation of the driving motor 10.

The working principle is as follows: when a workpiece is subjected to electrolytic polishing, a polishing solution is poured into the tank body 1, the workpiece is fixed on the hanging piece 7 through a steel wire, the hanging piece 7 is hung on the anode conducting rod 5, the workpiece is connected with the anode conducting rod 5 through the hanging piece 7 and becomes an anode, the height of the anode conducting rod 5 is adjusted through the lifting cylinder 3, the workpiece is aligned to the cathode plate 6, meanwhile, the driving motor 10 is started, the driving motor 10 drives the stirring blade 9 to rotate through the transmission shaft 8, the solution is stirred, metal ions separated from the workpiece and phosphoric acid in the solution form a phosphate film to be adsorbed on the surface of the workpiece, the mucous membrane is thin at a bulge and thick at a recess, the dissolution speed is high due to high current density at the bulge, the metal ions flow along with the mucous membrane, the surface of the workpiece is concave-convex, and concave, and convex; realize reciprocating of work piece through lift cylinder 3, be convenient for align work piece and negative plate 6, make electric power distribution reasonable, avoid the work piece polishing back surface to appear the condition such as cloudy positive surface and local dull luster, utilize driving motor 10 to drive stirring vane 9 through transmission shaft 8 rotatory, carry out intensive mixing to the solution in the cell body 1, avoid the work piece polishing back surface to appear white stripe.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An electrolytic polishing bath capable of improving the smoothness of a workpiece, characterized in that: comprises a tank body (1), the tank body (1) is a hollow cuboid structure with an open top, lifting cylinders (3) are arranged at two ends of the tank body (1) along the length direction, the lifting cylinders (3) are vertically arranged on the outer surface of the tank body (1), two anode conductive rods (5) are arranged between the output ends of the lifting cylinders (3) through fixing seats (4), a pendant (7) is hung outside the anode conductive rods (5), the tank body (1) is respectively provided with a cathode plate (6) along two inner walls of the width direction, the cathode plate (6) extends along the length direction of the tank body (1), a horizontal transmission shaft (8) is arranged below the cathode plate (6), the transmission shaft (8) extends along the width direction of the tank body (1), one end of the transmission shaft (8) is fixed on the inner wall of the tank body (1) through a bearing seat, the other end runs through the inner wall of cell body (1) links to each other with driving motor (10), the outer disc of transmission shaft (8) is provided with stirring vane (9), stirring vane (9) are followed transmission shaft (8) length direction extends.

2. The electrolytic polishing bath according to claim 1, wherein: the hanger (7) comprises an annular hanging head (701), the inner wall of the annular hanging head (701) is tightly attached to the outer wall of the anode conducting rod (5), the bottom of the annular hanging head (701) is connected with a hook (703) through a hanging rod (702), and the hook (703) is in a ship anchor shape.

3. The electrolytic polishing bath according to claim 1, wherein: the two ends of the tank body (1) along the length direction are provided with fixing plates (2).

4. The electrolytic polishing bath according to claim 1, wherein: the outer surface of the anode conducting rod (5) is provided with a limiting block (501).

5. The electrolytic polishing bath according to claim 1, wherein: and a sealing bearing (12) is arranged at the position where the transmission shaft (8) penetrates through the tank body (1).

6. The electrolytic polishing bath according to claim 1, wherein: and a dust cover (11) is sleeved on the outer side of the driving motor (10).