CN219597883U - Vertical tube expander capable of automatically positioning and clamping - Google Patents

Abstract

The utility model discloses a vertical pipe expander capable of being automatically positioned and clamped, which comprises a workbench, wherein supporting frames are fixedly connected to the positions, close to the two sides, of the top of the workbench, a pipe expander case main body is fixedly installed between the two supporting frames, a pipe expander head is fixedly installed at the bottom of the pipe expander case main body, and a supporting seat is fixedly installed at the position, close to the center, of the top of the workbench. This but vertical tube expander of automatic positioning and clamp tightly, through supporting seat, the cylinder body, the grip block, the movable groove one, the movable groove two, the bracing piece, the sliding sleeve, the connecting block, arc locating plate and limit spring's setting, can make vertical tube expander have the function to tube sheet location centre gripping, thereby, when carrying out the expand tube operation to tube sheet and pipe, can be quick carry out the expand joint operation with pipe and expand tube, effectively improve the work efficiency of expand joint, simultaneously, this design has saved the loaded down with trivial details of manual operation expand joint, the automation of equipment has been improved.

Description

Vertical tube expander capable of automatically positioning and clamping

Technical Field

The utility model relates to the technical field of tube expanding machines, in particular to a vertical tube expanding machine capable of automatically positioning and clamping.

Background

The tube expander is a special hydraulic expansion joint device for the expansion joint of tubes and tube plates in the manufacture of heat exchangers, condensers, high-pressure heaters and other devices, and has the advantages of low manufacturing cost, light labor intensity, short manufacturing period, uniform and reliable expansion joint quality and the like by using a hydraulic expansion joint technology. The tube expander is divided into a vertical tube expander and a horizontal tube expander, and the hydraulic expansion technology is widely applied to the manufacturing of heat exchangers in the fields of petrifaction, electric power, boilers, nuclear power, refrigeration and the like, so that the quality and the production efficiency of domestic heat exchanger equipment are greatly improved.

When the existing vertical tube expander is used for expanding tubes, a tube plate is usually placed on one side, a manual handheld tube expander is used for machining the tube plate, and the tube expander is lack of a structure for fixing and limiting the tube plate, so that the working efficiency of tube expansion is reduced, and meanwhile, a large amount of time is consumed for manual operation, so that the use requirement of an existing user is not met.

Disclosure of Invention

The utility model aims to provide a vertical tube expander capable of automatically positioning and clamping, so as to solve the problems that in the prior art, when the conventional vertical tube expander is used for expanding tubes, a tube plate is usually placed on one side, a manual hand-held tube expander is used for machining the tube plate, and the tube expander lacks a structure for fixing and limiting the tube plate, so that the working efficiency of expanding the tubes is reduced, and meanwhile, a great amount of time is consumed for manual operation, and the use requirement of a conventional user is not met.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a but vertical tube expander of automatic positioning and clamp-down, includes the workstation, the equal fixedly connected with support frame of both sides position of workstation top, fixed mounting has tube expander machine case main part between two support frames, the bottom fixed mounting of tube expander machine case main part has the tube head, the back of the body position fixed mounting of the center of workstation top has the supporting seat, the equal fixed mounting in bottom position of two support frames on one side of each other has the cylinder body, the cylinder body is through the output fixedly connected with piston rod of its one side, one side of piston rod runs through to the outside of support frame and fixedly connected with connecting rod, one side fixedly connected with grip block of connecting rod, the travel slot one has all been seted up to the both sides at supporting seat top, the bottom fixedly connected with movable block of grip block, the bottom of movable block runs through to the inside of travel slot one and with a sliding connection of travel slot, the centre gripping has the tube sheet main part between two grip blocks, the inside fixedly connected with bracing piece of travel slot two is equipped with the support rod by the four corners position of supporting seat top, the surface cover of bracing piece is established and sliding connection has the sliding sleeve, the outer wall fixedly connected with sliding sleeve to the top of two arc-shaped connection blocks of two, the top of arc-shaped connection block and the arc-shaped connection piece is set up.

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

this but vertical tube expander of automatic positioning and clamp tightly, through supporting seat, the cylinder body, the grip block, the movable groove one, the movable groove two, the bracing piece, the sliding sleeve, the connecting block, arc locating plate and limit spring's setting, can make vertical tube expander have the function to tube sheet location centre gripping, thereby, when carrying out the expand tube operation to tube sheet and pipe, can be quick carry out the expansion operation with pipe and expand tube, effectively improve the work efficiency of expansion, simultaneously, this design has saved the loaded down with trivial details of manual operation expansion, the automation of equipment has been improved, the user demand of current user has been satisfied.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged partial schematic view of the FIG. 1A;

FIG. 3 is a perspective view of the support base of the present utility model;

FIG. 4 is an enlarged partial schematic view of the B of FIG. 3 according to the present utility model;

fig. 5 is a perspective view of the structure of the arc-shaped positioning plate of the present utility model.

In the figure: 1. a work table; 2. a base; 3. a support frame; 4. a casing main body of the pipe expander; 5. a tube head; 6. a support base; 7. a limit seat; 8. a cylinder; 9. a piston rod; 10. a connecting rod; 11. a clamping plate; 12. a first moving groove; 13. a moving block; 14. a tube sheet body; 15. a second moving groove; 16. a support rod; 17. a sliding sleeve; 18. a connecting block; 19. an arc-shaped positioning plate; 20. and a limit spring.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a but vertical tube expander of automatic positioning and clamp tightly, the equal fixedly connected with of both sides of supporting seat 6 is spacing seat 7, and spacing seat 7 establishes and sliding connection with piston rod 9 and connecting rod 10 cover, can play the effect of support to the removal of piston rod 9 and connecting rod 10.

The inside fixedly connected with slide bar of movable groove one 12, the slide bar is established and sliding connection with movable block 13 cover, can play the spacing effect of support to the removal of movable block 13.

The sliding grooves are formed in the supporting seat 6 and correspond to the two sides of the second moving groove 15, sliding blocks are fixedly connected to the two sides of the sliding sleeve 17, one side, away from the sliding sleeve 17, of each sliding block penetrates through the sliding groove and is in sliding connection with the sliding groove, and the sliding sleeve 17 can move in a limiting mode.

The surface of the supporting rod 16 is fixedly connected with limiting springs 20 corresponding to the front end and the rear end of the sliding sleeve 17, one side, away from the sliding sleeve 17, of the limiting springs 20 is fixedly connected with the inner wall of the second moving groove 15, the effect of limiting and resetting can be achieved on the sliding sleeve 17, and then the two arc-shaped positioning plates 19 are convenient to position the pipe plate main body 14.

The bottom fixedly connected with base 2 of workstation 1 can play the effect of supporting the device.

The anti-slip patterns are formed on the inner wall of the clamping plate 11, so that the fixing effect of the clamping plate 11 to the pipe plate main body 14 can be improved.

Working principle: before expansion, a user places the rear end of the tube plate main body 14 on an arc-shaped locating plate 19 arranged on the rear side, pushes the arc-shaped locating plate 19 backwards, so that a connecting block 18 drives a sliding sleeve 17 to move backwards on the surface of a supporting rod 16, opens the distance between the two arc-shaped locating plates 19, then places the front end of the tube plate main body 14 on the arc-shaped locating plate 19 arranged on the front side, enables the front sliding sleeve 17 and the rear sliding sleeve 17 to move relatively through the reset property of a limiting spring 20, drives the two arc-shaped locating plates 19 to locate the tube plate main body 14, then drives two clamping plates 11 to be opposite sides through a piston rod 9 and a connecting rod 10, enables the two clamping plates 11 to clamp and fix the two sides of the tube plate main body 14, and after fixing, a worker plugs the tube head 5 into a tube, then drives the tube head 5 and the tube to move towards the position of the tube plate main body 14, and performs expansion treatment on the tube and the tube plate main body 14.

To sum up: this but vertical tube expander of automatic positioning and clamp tightly, through supporting seat 6, cylinder body 8, grip block 11, movable block 13, movable groove one 12, movable groove two 15, bracing piece 16, sliding sleeve 17, connecting block 18, arc locating plate 19 and limit spring 20's setting, can make vertical tube expander have the function to tube sheet location centre gripping, thereby when carrying out the expand tube operation to tube sheet and pipe, can be quick carry out the expand joint operation with tube and expand tube, effectively improved the work efficiency of expand joint, simultaneously, this design has saved the loaded down with trivial details of manual operation expand joint, has improved the automation of equipment, has satisfied current user's user demand.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The electrical components are all connected with an external main controller and 220V mains supply, and the main controller can be conventional known equipment for controlling a computer and the like.

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

Claims (7)

1. The utility model provides a but vertical tube expander of automatic positioning and clamp, includes workstation (1), its characterized in that: the utility model discloses a tube expander machine case body (4) is fixedly connected with support frame (3) in the position of leaning on both sides at workstation (1) top, fixed mounting has tube expander machine case body (4) between two support frames (3), the bottom fixed mounting of tube expander machine case body (4) has tube expander head (5), the bottom fixed mounting of leaning on center position at workstation (1) top has supporting seat (6), the bottom position of leaning on one side of two support frames (3) is all fixed mounting has cylinder body (8) mutually, cylinder body (8) are through the output fixedly connected with piston rod (9) of its one side, one side of piston rod (9) runs through to the outside of support frame (3) and fixedly connected with connecting rod (10), one side fixedly connected with grip block (11) of connecting rod (10), moving groove one (12) have all been seted up to the both sides at supporting seat (6) top, moving block (13) bottom fixed connection has moving block (13), moving block (12) bottom run through to moving groove one (12) and with moving groove one (12) sliding connection, between two grip block (11) have tube sheet (15) to be connected with each other, two four corners (15) are all seted up at the top of supporting seat (16), the surface cover of bracing piece (16) is established and sliding connection has sliding sleeve (17), the top fixedly connected with connecting block (18) of sliding sleeve (17), the top of connecting block (18) runs through to the outside of supporting seat (6), and the top fixedly connected with arc locating plate (19) of two connecting blocks (18) that set up about, the opposite one side of two arc locating plates (19) that set up all with the outer wall contact of tube sheet main part (14) around.

2. A vertical tube expander capable of automatic positioning and clamping as claimed in claim 1, wherein: both sides of supporting seat (6) are all fixedly connected with spacing seat (7), spacing seat (7) are established and sliding connection with piston rod (9) and connecting rod (10) cover.

3. A vertical tube expander capable of automatic positioning and clamping as claimed in claim 1, wherein: the inside of the first moving groove (12) is fixedly connected with a sliding rod, and the sliding rod is sleeved with and in sliding connection with the moving block (13).

4. A vertical tube expander capable of automatic positioning and clamping as claimed in claim 1, wherein: sliding grooves are formed in the supporting seat (6) at two sides corresponding to the second moving groove (15), sliding blocks are fixedly connected to the two sides of the sliding sleeve (17), and one side, away from the sliding sleeve (17), of each sliding block penetrates through the sliding grooves and is in sliding connection with the sliding grooves.

5. A vertical tube expander capable of automatic positioning and clamping as claimed in claim 1, wherein: limiting springs (20) are fixedly connected to the surface of the supporting rod (16) corresponding to the front end and the rear end of the sliding sleeve (17), and one side, away from the sliding sleeve (17), of each limiting spring (20) is fixedly connected with the inner wall of the second moving groove (15).

6. A vertical tube expander capable of automatic positioning and clamping as claimed in claim 1, wherein: the bottom of the workbench (1) is fixedly connected with a base (2).

7. A vertical tube expander capable of automatic positioning and clamping as claimed in claim 1, wherein: anti-skid patterns are formed in the inner wall of the clamping plate (11).