CN219621282U

CN219621282U - Clamping device for magnesium alloy micro-arc oxidation

Info

Publication number: CN219621282U
Application number: CN202320124394.6U
Authority: CN
Inventors: 陈晓明; 王镔
Original assignee: Changzhou Tiyu New Material Technology Co ltd
Current assignee: Changzhou Tiyu New Material Technology Co ltd
Priority date: 2023-01-18
Filing date: 2023-01-18
Publication date: 2023-09-01
Anticipated expiration: 2033-01-18

Abstract

The utility model relates to the technical field of micro-arc oxidation, in particular to a clamping device for magnesium alloy micro-arc oxidation, which comprises a suspension bracket, wherein an upper fixing frame is arranged on the lower side of the suspension bracket, side rods are arranged on the lower side of the upper fixing frame, mounting blocks are arranged at the upper end and the lower end of each side rod, side clamps are arranged on the side rods, a lower fixing frame is arranged at the bottom end of each side rod, an upper clamp and a lower clamp are respectively arranged on the upper fixing frame and the lower fixing frame, and a lower supporting rod is arranged on one side of each lower clamp; the upper clamp holder comprises a sliding block, a locking screw, a telescopic rod and a contact cone, wherein a sliding hole is formed in the sliding block, and the sliding block is connected with the contact cone through the telescopic rod. According to the utility model, the side clamps, the upper clamps and the lower clamps are respectively arranged on the side rods, the upper fixing frame and the lower fixing frame, so that the contact cone position is quickly adjusted, the workpiece is clamped, the clamping device can adapt to complex surfaces of different workpieces, and the clamping stability and practicality of the clamping device are improved.

Description

Clamping device for magnesium alloy micro-arc oxidation

Technical Field

The utility model relates to the technical field of micro-arc oxidation, in particular to a clamping device for magnesium alloy micro-arc oxidation.

Background

Micro-arc oxidation, also known as plasma electrolytic oxidation, was developed based on anodic oxidation techniques, resulting in coatings that are superior to anodic oxidation. The micro-arc oxidation process mainly depends on the matching adjustment of electrolyte and electric parameters, and under the action of instantaneous high temperature and high pressure generated by arc discharge, a modified ceramic coating which takes matrix metal oxide as a main component and is assisted by electrolyte component grows on the surfaces of valve metals such as aluminum, magnesium, titanium and the like, and the corrosion resistance and the wear resistance of the modified ceramic coating are obviously superior to those of the traditional anodic oxidation coating, so that the modified ceramic coating has been widely focused on the application on marine ships and aviation components.

When micro-arc oxidation, need put into the electrolyte pond through hanger fixed work piece, but work piece structure is complicated, and fixed position is different, and each kind of work piece all need design special anchor clamps and fix, increases manufacturing cost, among the prior art, in order to ensure that the centre gripping is reliable, the clamping device of work piece generally designs to the appearance of certain work piece, generally can't be applicable to the work piece of other dimensions, and the practicality is not high.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a clamping device for magnesium alloy micro-arc oxidation.

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

the clamping device for magnesium alloy micro-arc oxidation comprises a suspension frame, wherein an upper fixing frame is arranged on the lower side of the suspension frame, a side rod is arranged on the lower side of the upper fixing frame, mounting blocks are arranged at the upper end and the lower end of the side rod, side clamps are arranged on the side rod, a lower fixing frame is arranged at the bottom end of the side rod, an upper clamp and a lower clamp are respectively arranged on the upper fixing frame and the lower fixing frame, and a lower supporting rod is arranged on one side of the lower clamp; the upper clamp holder comprises a sliding block, a locking screw, a telescopic rod and a contact cone, wherein a sliding hole is formed in the sliding block, the sliding block is connected with the contact cone through the telescopic rod, and a threaded hole corresponding to the locking screw is formed in one side of the sliding block.

Preferably, the suspension frame, the upper fixing frame and the side rods are detachably connected through mounting blocks, and the upper fixing frame and the lower fixing frame are arranged in parallel.

Preferably, the upper clamp holders and the lower clamp holders are correspondingly arranged, and the upper clamp holders and the lower clamp holders are respectively provided with a plurality of groups.

Preferably, the side bars are arranged vertically, and the side holders are arranged horizontally.

Preferably, the contact cone is hinged with the telescopic rod through a bolt, the telescopic rod comprises a screw rod and a thread bush, and the screw rod is connected with the thread bush through threads.

Preferably, the threaded hole is communicated with the sliding hole, one end of the locking screw penetrates through the sliding hole, the threaded sleeve is fixedly connected with the sliding block, and the screw rod is connected with the contact cone.

The beneficial effects of the utility model are as follows:

compared with the prior art, the side clamps, the upper clamps and the lower clamps are respectively arranged on the side rods, the upper fixing frame and the lower fixing frame, the contact cone position is rapidly adjusted, the clamping device is used for clamping workpieces, the clamping device can adapt to complex surfaces of different workpieces, and the clamping stability and the practicability of the clamping device are improved.

Drawings

FIG. 1 is a schematic three-dimensional structure of a clamping device for micro-arc oxidation of magnesium alloy according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of the upper clamp of the clamping device for micro-arc oxidation of magnesium alloy;

fig. 3 is a schematic three-dimensional structure of a second embodiment of a clamping device for micro-arc oxidation of magnesium alloy according to the present utility model.

In the figure: 1. a suspension bracket; 2. an upper fixing frame; 3. an upper clamp holder; 30. a lower clamp holder; 31. a slide block; 32. a locking screw; 33. a telescopic rod; 34. a contact cone; 4. a workpiece; 5. a lower support rod; 6. a mounting block; 7. a lower fixing frame; 8. a side gripper; 9. a side bar.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-3, a clamping device for magnesium alloy micro-arc oxidation comprises a suspension bracket 1 and a workpiece 4, wherein a hanging ring is arranged on the suspension bracket 1, an upper fixing frame 2 is arranged on the lower side of the suspension bracket 1, a side rod 9 is arranged on the lower side of the upper fixing frame 2, mounting blocks 6 are arranged at the upper and lower ends of the side rod 9, mounting bolts penetrate through the mounting blocks 6, the suspension bracket 1, the upper fixing frame 2 and the side rod 9 are detachably connected through the mounting blocks 6, a side holder 8 is arranged on the side rod 9, the side rod 9 is vertically arranged, the side holder 8 is horizontally arranged, a lower fixing frame 7 is arranged at the bottom end of the side rod 9, the upper fixing frame 2 is parallel to the lower fixing frame 7, an upper holder 3 and a lower holder 30 are respectively arranged on the upper fixing frame 2 and the lower fixing frame 7, the side holder 8 and the upper holder 3 are matched with the lower holder 30, the workpiece 4 is clamped and fixed, the workpiece 4 is convenient to be suspended in an electrolytic bath, micro-arc oxidation processing is carried out, and a plurality of groups of upper holder 3 and lower holder 30 are arranged;

the upper clamp holder 3 comprises a slide block 31, a locking screw 32, a telescopic rod 33 and a contact cone 34, wherein a slide hole is formed in the slide block 31, the upper clamp holder 3 is in sliding connection with the upper fixed frame 2 through the slide hole in the slide block 31, a threaded hole corresponding to the locking screw 32 is formed in one side of the slide block 31, the threaded hole is communicated with the slide hole, one end of the locking screw 32 penetrates into the slide hole, the locking screw 32 is screwed, and the slide block 31 of the upper clamp holder 3 is fixed on the upper fixed frame 2;

the side clamps 8, the upper clamp 3 and the lower clamp 30 are identical in structure, the upper clamp 3 and the lower clamp 30 are correspondingly arranged, the lower clamp 30 is in sliding connection with the lower fixing frame 7 through the sliding block 31, meanwhile, the lower clamp 30 can be fixed on the lower fixing frame 7 through the locking screw 32, the side clamps 8 are in sliding connection with the side rods 9 through the sliding block 31, the side clamps 8 can be fixed at any position on the side rods 9 through the locking screw 32, and the positions of the side clamps 8, the upper clamp 3 and the lower clamp 30 are adjusted to ensure that the contact cone 34 is in stable contact with the workpiece 4 and reliably clamp the workpiece 4;

the slider 31 is connected with the contact cone 34 through the telescopic link 33, the contact cone 34 is articulated through the bolt between the telescopic link 33, contact department between contact cone 34 and the telescopic link 33 is equipped with anti-skidding gasket, improve the frictional force between contact cone 34 and the telescopic link 33, when the bolt is released, contact cone 34 can swing relative telescopic link 33, when needing to carry out the centre gripping, can lock the bolt, increase the frictional force between contact cone 34 and the telescopic link 33, avoid the working process, rock between contact cone 34 and the telescopic link 33, influence work piece 4 clamping stability, according to the work piece of different sizes, can change the telescopic link 33 of different length, improve clamping device practicality and clamping reliability, telescopic link 33 includes screw rod and thread bush, pass through threaded connection between screw rod and the thread bush, thread bush and slider 31 fixed connection, the screw rod is connected with contact cone 34, rotate relatively between screw rod and the thread bush, adjust telescopic link 33 length, offset contact cone 34 and work piece 4.

Embodiment one:

the workpiece 4 is transversely placed, the upper clamp holder 3 slides on the upper fixing frame 2, the lower clamp holder 30 slides on the lower fixing frame 7, the side clamp holders 8 slide on the side rods 9, the positions of the contact cones 34 are adjusted, the locking screws 32 are locked, the side clamp holders 8, the upper clamp holder 3 and the lower clamp holder 30 are fixed, the length of the telescopic rods 33 is adjusted, the contact cones 34 are in contact with the workpiece 4, the workpiece 4 is clamped and fixed, then a hanging conveyor is connected with a hanging ring on the hanging frame 1, the clamping device and the workpiece 4 are lifted, and the workpiece is placed in an electrolyte tank for micro-arc oxidation processing;

embodiment two:

the work piece 4 is vertically placed, the contact cone 34 of lower holder 30 rotates relative telescopic link 33, and through the bolt fastening, lower holder 30 one side is equipped with down die-pin 5, lower die-pin 5 and work piece 4 lower surface contact, adjust and fix side holder 8, upper holder 3 and lower holder 30 position, contact cone 34 and work piece 4 contact, carry out the centre gripping fixedly with work piece 4, work piece 4 pushes down because self gravity, impel lower holder 30 to rotate, the telescopic link 33 atress deflection of lower holder 30, support the contact cone 34 work piece 4, improve work piece 4 centre gripping reliability, ensure clamping device bearing capacity, be convenient for carry out follow-up micro arc oxidation processing.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a clamping device for magnesium alloy micro-arc oxidation, includes suspension frame (1), its characterized in that, suspension frame (1) downside is equipped with fixed frame (2), it is equipped with side lever (9) to go up fixed frame (2) downside, both ends are equipped with installation piece (6) about side lever (9), be equipped with side holder (8) on side lever (9), side lever (9) bottom is equipped with fixed frame (7) down, be equipped with holder (3) and lower holder (30) on fixed frame (2) and the fixed frame (7) down respectively, lower holder (30) one side is equipped with down peg (5);

the upper clamp holder (3) comprises a sliding block (31), a locking screw (32), a telescopic rod (33) and a contact cone (34), wherein a sliding hole is formed in the sliding block (31), the sliding block (31) is connected with the contact cone (34) through the telescopic rod (33), and a threaded hole corresponding to the locking screw (32) is formed in one side of the sliding block (31).

2. The clamping device for magnesium alloy micro-arc oxidation according to claim 1, wherein the hanging frame (1), the upper fixing frame (2) and the side rods (9) are detachably connected through mounting blocks (6), and the upper fixing frame (2) and the lower fixing frame (7) are arranged in parallel.

3. The clamping device for magnesium alloy micro-arc oxidation according to claim 2, wherein the upper clamping device (3) and the lower clamping device (30) are correspondingly arranged, and a plurality of groups of upper clamping devices (3) and lower clamping devices (30) are respectively arranged.

4. Clamping device for micro-arc oxidation of magnesium alloy according to claim 1, characterized in that the side bars (9) are arranged vertically and the side holders (8) are arranged horizontally.

5. The clamping device for magnesium alloy micro-arc oxidation according to claim 1, wherein the contact cone (34) is hinged with the telescopic rod (33) through a bolt, the telescopic rod (33) comprises a screw rod and a threaded sleeve, and the screw rod and the threaded sleeve are connected through threads.

6. The clamping device for magnesium alloy micro-arc oxidation according to claim 5, wherein the threaded hole is communicated with the sliding hole, one end of the locking screw (32) penetrates through the sliding hole, the threaded sleeve is fixedly connected with the sliding block (31), and the screw rod is connected with the contact cone (34).