CN218503569U - Hemispherical seal head resistance welding positioning fixture - Google Patents
Hemispherical seal head resistance welding positioning fixture Download PDFInfo
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- CN218503569U CN218503569U CN202222063676.8U CN202222063676U CN218503569U CN 218503569 U CN218503569 U CN 218503569U CN 202222063676 U CN202222063676 U CN 202222063676U CN 218503569 U CN218503569 U CN 218503569U
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Abstract
The utility model provides a hemispherical head resistance welding positioning fixture, which comprises a frame and a base, wherein the base is arranged at the lower end of the frame, a transmission belt is arranged at the upper end of the base, an operating platform is arranged at the upper end of one side of the frame, a connecting seat is arranged on the frame, one end of the connecting seat is fixed on the frame, a pressing device is arranged on the connecting seat, and a lower supporting seat is arranged on the relative connecting seat on the frame; the pressing device comprises a pressing cylinder, a piston rod is arranged in the pressing cylinder, the piston rod stretches up and down under the action of the pressing cylinder, a connecting block is fixedly arranged at the lower end of the piston rod, and a pressing block is arranged at the lower end of the connecting block; the upper end of the lower supporting seat is provided with a fixing groove, a rubber pad is arranged in the fixing groove, and the lower supporting seat is fixed on the transmission belt; be equipped with side closing device on the frame inside wall, closing device and side closing device's cooperation is used, further guarantees that the head remains stable in welding process, can not take place the displacement, guarantees welding quality.
Description
Technical Field
The utility model relates to an anchor clamps technical field especially relates to a hemisphere type head welds positioning fixture.
Background
In chemical and petrochemical equipment, the end socket is a main part, the production of domestic small end sockets adopts a hydraulic press to integrally stamp, and the large end sockets mostly adopt a split stamping and tailor welding structure due to the manufacturing problems of the hydraulic press and a clamping fixture. The production method of the foreign end enclosure is not only a spherical end enclosure with an ultra-thick atomic energy container, but also basically does not need a split end enclosure, and adopts two methods of integral stamping and spinning.
The spinning forming is a technology of forming a certain shape by rotating stress points from points to lines to surfaces and simultaneously applying a certain pressure in a certain direction to enable a metal material to deform and flow along the direction, and a processing technology of spinning forming a shell for various cylinder and cone special-shaped bodies by powerful spinning is used.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a hemisphere type head welds positioning fixture.
The utility model discloses a following technical scheme realizes:
a hemispherical head resistance welding positioning fixture comprises a rack and a base, wherein the base is arranged at the lower end of the rack, a transmission belt is arranged at the upper end of the base, an operation table is arranged at the upper end of one side of the rack, a connecting seat is arranged on the rack, one end of the connecting seat is fixed on the rack, a pressing device is arranged on the connecting seat, and a lower supporting seat is arranged on the rack at a position opposite to the connecting seat;
the pressing device comprises a pressing cylinder, a piston rod is arranged in the pressing cylinder, the piston rod stretches up and down under the action of the pressing cylinder, a connecting block is fixedly arranged at the lower end of the piston rod, and a pressing block is arranged at the lower end of the connecting block;
the upper end of the lower supporting seat is provided with a fixing groove, a rubber pad is arranged in the fixing groove, and the lower supporting seat is fixed on the transmission belt;
and a side pressing device is arranged on the inner side wall of the rack.
The side closing device comprises a side pressing cylinder, a telescopic rod is arranged in the side pressing cylinder, the telescopic rod stretches out and draws back from left to right under the action of the side pressing cylinder, an installation block is fixedly arranged at one end of the telescopic rod, a clamping jaw is arranged on the installation block, and the clamping jaw is arc-shaped.
One side of the base, which is far away from the operating platform, is provided with a lifting seat, the upper end of the lifting seat is provided with a side pressing device, and a clamping jaw of the side pressing device faces the direction of the lower supporting seat.
And a replacing block is arranged between the connecting block and the pressing block and is directly in threaded connection with the connecting block.
The utility model discloses for prior art through setting up closing device and side closing device, when the hemisphere head was placed on the under bracing seat, two side closing device's jack catch pressed from both sides the side of hemisphere head tightly, and closing device and side closing device's cooperation is used, further guarantees that the head remains stable in welding process, can not take place the displacement, guarantees welding quality.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the present invention in operation;
fig. 3 is a schematic structural view of the compressing device of the present invention;
FIG. 4 is a schematic view of the structure of the clamping jaws of the present invention;
in the figure: 1. a frame; 11. an operation table; 2. a compaction cylinder; 21. a piston rod; 22. connecting blocks; 23. a replacement block; 24. a compression block; 3. a lower support seat; 31. fixing grooves; 4. a conveyor belt; 5. a connecting seat; 6. a base; 7. a lifting seat; 8. side compression cylinders; 81. lifting and shrinking the rod; 82. a claw; 821. a rubber pad; 822. and (7) installing the block.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
The invention will be further explained with reference to the accompanying drawings,
as shown in fig. 1-4, a hemispherical head resistance welding positioning fixture comprises a frame 1 and a base 6, wherein the base 6 is arranged at the lower end of the frame 1, a transmission belt 4 is arranged at the upper end of the base 6, an operating platform 11 is arranged at the upper end of one side of the frame 1, a connecting seat 5 is arranged on the frame 1, one end of the connecting seat 5 is fixed on the frame 1, a pressing device is arranged on the connecting seat 5, and a lower supporting seat 3 is arranged on the frame 1 at a position opposite to the connecting seat 5;
the pressing device comprises a pressing cylinder 2, a piston rod 21 is arranged in the pressing cylinder 2, the piston rod 21 extends up and down under the action of the pressing cylinder 2, a connecting block 22 is fixedly arranged at the lower end of the piston rod 21, and a pressing block 24 is arranged at the lower end of the connecting block 22;
the upper end of the lower supporting seat 3 is provided with a fixing groove 31, a rubber pad 821 is arranged in the fixing groove 31, the lower supporting seat 3 is fixed on a transmission band 4, and the fixing groove 31 is arc-shaped and is more attached to the end socket.
And a side edge pressing device is arranged on the inner side wall of the rack 1.
The side closing device includes side compression cylinder 8, be equipped with the telescopic link in the side compression cylinder 8, the telescopic link is flexible about under the effect of side compression cylinder 8, the fixed installation piece 822 that is equipped with of one end of telescopic link, be equipped with jack catch 82 on the installation piece 822, jack catch 82 is arc, is equipped with rubber pad 821 on the jack catch 82 inner wall, and rubber pad 821 adopts wear-resisting rubber, improves the frictional force between the contact.
One side that operation panel 11 was kept away from to base 6 is equipped with lift seat 7, lift seat 7 upper end is equipped with side closing device, side closing device's jack catch 82 is towards lower support seat 3 direction, and lift seat 7 can the oscilaltion, makes things convenient for placing of head.
Be equipped with replacement piece 23 between connecting block 22 and the compact heap 24, replacement piece 23 directly adopts threaded connection with connecting block 22, and compact heap 24 adopts the wear-resisting rubber material, can not only increase and the head contact between the frictional force, improves the fastening nature that compresses tightly, can also prevent to crush the head inner wall, and sets up replacement piece 23, can make things convenient for the worse maintenance of compact heap 24.
The utility model discloses a theory of use is: when the device is used, the end socket is placed on the lower supporting seat 3, the fixing groove 31 in the lower supporting seat 3 is attached to the bottom of the end socket, after the device is placed, the lower supporting seat 3 is conveyed to the lower portion of the pressing device by the conveying belt 4, the pressing cylinder 2 of the pressing device drives the piston rod 21 to move downwards to longitudinally fix the end socket, then the side pressing cylinders 8 in the side pressing devices on the two sides are started to drive the lifting and contracting rod 81 to move towards the end socket, the operating clamping jaws 82 are in contact with the end socket, the arc-shaped clamping jaws 82 are attached to the side edges of the end socket to fix the end socket, and stability of the end socket in the welding process is guaranteed.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (4)
1. The utility model provides a positioning fixture is welded to hemisphere type head, includes frame (1) and base (6), base (6) set up the lower extreme in frame (1), base (6) upper end is equipped with transmission band (4), its characterized in that: an operating table (11) is arranged at the upper end of one side of the rack (1), a connecting seat (5) is arranged on the rack (1), one end of the connecting seat (5) is fixed on the rack (1), a pressing device is arranged on the connecting seat (5), and a lower supporting seat (3) is arranged on the rack (1) in a position opposite to the connecting seat (5);
the pressing device comprises a pressing cylinder (2), a piston rod (21) is arranged in the pressing cylinder (2), the piston rod (21) extends up and down under the action of the pressing cylinder (2), a connecting block (22) is fixedly arranged at the lower end of the piston rod (21), and a pressing block (24) is arranged at the lower end of the connecting block (22);
a fixing groove (31) is formed in the upper end of the lower supporting seat (3), a rubber pad (821) is arranged in the fixing groove (31), and the lower supporting seat (3) is fixed on the conveying belt (4);
and a side edge pressing device is arranged on the inner side wall of the rack (1).
2. The hemispherical seal head solder mask positioning fixture as claimed in claim 1, wherein: the side closing device includes side compression cylinder (8), be equipped with the telescopic link in side compression cylinder (8), the telescopic link is flexible about the effect of side compression cylinder (8), the one end of telescopic link is fixed and is equipped with installation piece (822), be equipped with jack catch (82) on installation piece (822), jack catch (82) are arc.
3. The hemispherical head solder mask positioning fixture of claim 2, wherein: one side of the base (6) far away from the operating platform (11) is provided with a lifting seat (7), the upper end of the lifting seat (7) is provided with a side pressing device, and a clamping jaw (82) of the side pressing device faces to the direction of the lower supporting seat (3).
4. The hemispherical seal head solder mask positioning fixture as claimed in claim 2, wherein: be equipped with replacement piece (23) between connecting block (22) and compact heap (24), replacement piece (23) and connecting block (22) directly adopt threaded connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222063676.8U CN218503569U (en) | 2022-08-08 | 2022-08-08 | Hemispherical seal head resistance welding positioning fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222063676.8U CN218503569U (en) | 2022-08-08 | 2022-08-08 | Hemispherical seal head resistance welding positioning fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218503569U true CN218503569U (en) | 2023-02-21 |
Family
ID=85206311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222063676.8U Active CN218503569U (en) | 2022-08-08 | 2022-08-08 | Hemispherical seal head resistance welding positioning fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218503569U (en) |
-
2022
- 2022-08-08 CN CN202222063676.8U patent/CN218503569U/en active Active
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