CN212330214U

CN212330214U - Freezing pipe welding forming fixing device

Info

Publication number: CN212330214U
Application number: CN202020326164.4U
Authority: CN
Inventors: 朱天水
Original assignee: Hefei Kangsheng Management Co ltd
Current assignee: Hefei Kangsheng Management Co ltd
Priority date: 2020-03-16
Filing date: 2020-03-16
Publication date: 2021-01-12
Anticipated expiration: 2030-03-16

Abstract

The utility model relates to the field of pipe fixing, in particular to a freezing pipe welding forming fixing device, which comprises a workbench with adjustable height and a clamping device, wherein the height adjusting mechanism comprises a base, a lifting device and a workbench, and the clamping device comprises a clamp cylinder, a clamp, a telescopic device and a fixing device; the utility model discloses a wave first hand wheel, change to rotate to reciprocate to realize the lift of workstation, press the bolt, compress elastic device, the bolt withdraws from the teeth of a cogwheel, wave the second hand wheel, drive the rotation of second threaded rod, through threaded connection, change the rotation of second threaded rod to the connection pad back-and-forth movement, the connection pad drives anchor clamps back-and-forth movement; the inner wall of the clamp cylinder is tapered, the clamp can move back and forth to change the clamping range, and the problems that the existing device is inconvenient to operate and difficult to uniformly bear force are solved.

Description

Freezing pipe welding forming fixing device

Technical Field

The utility model relates to a fixed field of tubular product specifically is a cryovial welding shaping fixing device.

Background

The pipe is a material for manufacturing the pipe, different pipes are used for different pipes, the quality of the pipe directly determines the quality of the pipe, the pipe is extremely wide in application, and the pipe can be used in various large-scale fields, so that the research on the pipe processing method is indispensable. At present, a plurality of methods are used for processing common pipes, and the main processing mode is rolling, which is divided into hot rolling and cold drawing according to the working environment. However, for most irregular pipes, welding technology is required, and accordingly, fixation during welding is also an inevitable problem. Conventional weld forming fixtures tend to be pressurized by a plurality of hydraulic cylinders, which are cumbersome to operate and, more importantly, difficult to uniformly apply.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cryovial welding shaping fixing device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: comprises a workbench with adjustable height and a clamping device arranged on the workbench; the clamping device comprises a clamp cylinder, a clamp, a telescopic device and a fixing device;

the height-adjustable worktable and the clamping device are arranged on the worktable; the clamping device comprises a clamp cylinder, a clamp, a telescopic device and a fixing device;

the clamping device comprises a clamp barrel, an outer barrel groove is formed in the clamp barrel, and the workbench and the clamping device are limited to move transversely through the outer barrel groove;

the workbench is provided with a key groove, the clamp barrel is provided with a key, and the workbench and the clamp barrel are limited to rotate through the key groove and the key;

the inner wall of the clamp cylinder is provided with a clamp cylinder protrusion, the outer wall of the clamp is provided with a clamp groove, and the protrusion of the clamp cylinder and the clamp groove form a mortise and tenon structure.

As a further aspect of the present invention: the height of the workbench is adjusted through a height adjusting mechanism, the height adjusting mechanism comprises a lifting device installed on a base, the workbench is installed at the top end of the lifting device, and a bearing seat is fixedly connected above the base.

As a further aspect of the present invention: four workbench through holes are formed in the workbench, the base is fixedly connected with a supporting column, and the supporting column penetrates through the workbench through holes.

As a further aspect of the present invention: the lifting device comprises a worm wheel, a worm, a bottom shaft and a first threaded rod; bottom shaft top fixed connection worm wheel, the first threaded rod of worm wheel top fixed connection, the worm wheel with the worm meshes, the first hand wheel of worm fixed connection.

As a further aspect of the present invention: the bottom shaft is rotatably connected with the bearing seat through a bearing, the bearing is in interference connection with the bottom shaft, and the bearing is in interference connection with the bearing seat.

As a further aspect of the present invention: and the first threaded rod is in threaded connection with the workbench.

As a further aspect of the present invention: the telescopic device comprises a connecting disc, a second threaded rod, a second hand wheel and a shaft shoulder, the second hand wheel is fixedly connected with the shaft shoulder, the shaft shoulder is fixedly connected with the second threaded rod, and the second threaded rod is connected with the connecting disc through threads; the connecting disc is connected with the tail of the clamp through threads; the clamp tail is fixedly connected with the clamp.

As a further aspect of the present invention: and a fixing device is arranged on the second hand wheel, the fixing device comprises an elastic device and a bolt, a hand wheel through hole is formed in the second hand wheel, and gear teeth are machined on the shaft shoulder.

Compared with the prior art, the beneficial effects of the utility model are that: the first hand wheel is shaken, the first hand wheel drives the worm to rotate, the worm drives the worm wheel to rotate, the worm wheel drives the first threaded rod to rotate, the first threaded rod is connected with the workbench through threads, and the rotation is changed into vertical movement, so that the lifting of the workbench is realized, the height of the workbench can be adjusted only by rotating, and the operation is convenient;

pressing a bolt to compress the elastic device, withdrawing the bolt from the gear teeth, shaking a second hand wheel to drive a second threaded rod to rotate, changing the rotation of the second threaded rod into the forward and backward movement of a connecting disc through threaded connection, and driving the clamp to move forward and backward by the connecting disc; the inner wall of the clamp barrel is tapered, the clamp can move back and forth to change the clamping range, the bolt is loosened after the freezing pipe is matched, the elastic device rebounds, the bolt is squeezed back into the gear teeth, the second hand wheel is fixed, only the second hand wheel needs to rotate, the uniform stress can be realized, the pipe fitting is clamped, the pressing is simple, and the fixing can be realized.

Drawings

In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention.

FIG. 1 is a schematic view of the assembly structure of the freezing pipe welding forming fixing device.

FIG. 2 is a schematic view of a base structure in a freezing pipe welding and forming fixture.

FIG. 3 is a schematic structural view of a fixture cylinder in a freezing pipe welding and forming fixture.

FIG. 4 is a schematic view of the worm gear shaft of the lifting device in the freezing pipe welding and forming fixture.

FIG. 5 is a schematic diagram showing a side view of a clamping device in a freezing pipe welding and forming fixture.

FIG. 6 is a cross-sectional structural view of a clamping device in a freezing pipe welding and forming fixture.

FIG. 7 is a schematic view of a clamp of a cryostraw welding fixture.

In the figure: 1-base, 102-bearing seat, 2-support column, 3-worm wheel, 4-worm, 5-bearing, 6-bottom shaft, 7-first threaded rod, 8-workbench, 801-key groove, 802-workbench through hole, 9-clamp barrel, 901-barrel outer groove, 902-key, 10-clamp, 1001-clamp groove, 11-clamp bulge, 12-connecting disc, 13-clamp tail, 14-second threaded rod, 15-gear tooth, 16-bolt, 17-elastic device, 18-second hand wheel, 1801-hand wheel through hole, 19-shaft shoulder, 20-lifting device, 21-clamping device, 22-first hand wheel and 23-elastic device.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1

Referring to fig. 1-5, in an embodiment of the present invention, a freezing pipe welding and forming fixing device includes a workbench 8 with an adjustable height and a clamping device 21 installed on the workbench 8. The height of the working table 8 is adjusted by a height adjusting mechanism. The height adjusting mechanism comprises a base 1, a bearing seat 102 is fixedly connected above the base 1, a lifting device 20 is arranged above the bearing seat 102, a workbench 8 is arranged above the lifting device 20, four workbench through holes 802 are formed in the workbench 8, the workbench 8 is connected with the lifting device 20 through threads, a support column 2 is fixedly connected to the base 1, and the support column 2 penetrates through the workbench through holes 802;

the clamping device 21 comprises a clamp barrel 9, a barrel outer groove 901 is formed in the clamp barrel 9, the workbench 8 and the clamping device 21 are limited to move transversely through the barrel outer groove 901, a key groove 801 is formed in the workbench 8, a key 902 is formed in the clamp barrel 9, and the workbench 8 and the clamp barrel 9 are limited to rotate through the key groove 801 and the key 902.

Further, the lifting device 20 comprises a worm wheel 3, a worm 4, a bottom shaft 6 and a first threaded rod 7; a worm wheel 3 is fixedly connected above the bottom shaft 6, a first threaded rod 7 is fixedly connected above the worm wheel 3, the worm wheel 3 is meshed with the worm 4, and the worm 4 is fixedly connected with a first hand wheel 22; the bottom shaft 6 is rotatably connected with the bearing seat 102 through a bearing 5, so that the friction between the lifting device 20 and the bearing seat 102 is reduced; the bearing 5 is in interference connection with the bottom shaft 6, and the bearing 5 is in interference connection with the bearing seat 102.

The work table 8 and the first threaded rod 7 in the lifting device 20 are connected by threads.

The embodiment of the utility model provides a theory of operation is: wave first hand wheel 22, first hand wheel 22 drives worm 4 and rotates, worm 4 drives worm wheel 3 and rotates, worm wheel 3 drives first threaded rod 7 and rotates, first threaded rod 7 passes through threaded connection with workstation 8, becomes to rotate and reciprocates to realize the lift of workstation 8.

Example 2

Referring to fig. 5-7, unlike embodiment 1, in the embodiment of the present invention, the clamping device 21 includes a clamp cylinder 9, a clamp 10, a telescopic device 23 and a fixing device;

further, a clamp barrel protrusion 11 is arranged on the inner wall of the clamp barrel 9, a clamp groove 1001 is arranged on the outer wall of the clamp 10, and the clamp barrel protrusion 11 and the clamp groove 1001 form a mortise and tenon joint structure; the telescopic device 23 comprises a connecting plate 12, a second threaded rod 14, a second hand wheel 18 and a shaft shoulder 19, the second hand wheel 18 is fixedly connected with the shaft shoulder 19, the shaft shoulder 19 is fixedly connected with the second threaded rod 14, and the second threaded rod 14 is connected with the connecting plate 12 through threads; the connecting disc 12 and the clamp tail 13 are connected through threads; the clamp tail 13 is fixedly connected with the clamp 10.

Specifically, a fixing device is arranged on the second hand wheel 18, the fixing device comprises an elastic device 17 and a plug 16, a hand wheel through hole 1801 is formed in the second hand wheel 18, and gear teeth 15 are machined in the shaft shoulder 19.

The embodiment of the utility model provides a theory of operation is: pressing a bolt 16, compressing an elastic device 17, withdrawing the bolt 16 from the gear teeth 15, shaking a second hand wheel 18 to drive a second threaded rod 14 to rotate, changing the rotation of the second threaded rod 14 into the forward and backward movement of a connecting disc 12 through threaded connection, and driving the clamp 10 to move forward and backward by the connecting disc 12; the inner wall of the clamp cylinder 9 has taper, the clamp 10 moves back and forth to change the clamping range, after the freezing pipe is matched, the bolt 16 is loosened, the elastic device 17 rebounds, the bolt 16 is squeezed back into the gear teeth 15, and the second hand wheel 18 is fixed.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A freezing pipe welding forming fixing device is characterized by comprising a workbench (8) with adjustable height and a clamping device (21) arranged on the workbench (8); the clamping device (21) comprises a clamp cylinder (9), a clamp (10), a telescopic device (23) and a fixing device;

the clamping device (21) comprises a clamp barrel (9), a barrel outer groove (901) is formed in the clamp barrel (9), and the workbench (8) and the clamping device (21) are limited to move transversely through the barrel outer groove (901);

a key groove (801) is formed in the workbench (8), a key (902) is formed in the clamp cylinder (9), and the workbench (8) and the clamp cylinder (9) are limited to rotate through the key groove (801) and the key (902);

the inner wall of the clamp cylinder (9) is provided with a clamp cylinder protrusion (11), the outer wall of the clamp (10) is provided with a clamp groove (1001), and the clamp cylinder protrusion (11) and the clamp groove (1001) form a mortise and tenon joint structure.

2. The welded forming fixing device for the freezing pipe according to claim 1, wherein the height of the workbench (8) is adjusted by a height adjusting mechanism, the height adjusting mechanism comprises a lifting device (20) installed on a base (1), the workbench (8) is installed at the top end of the lifting device (20), and a bearing seat (102) is fixedly connected above the base (1).

3. The freezing pipe welding forming fixing device according to claim 2, wherein four through holes (802) are formed in the working table (8), the supporting column (2) is fixedly connected to the base (1), and the supporting column (2) penetrates through the through holes (802) of the working table.

4. The freeze tube weld forming fixture of claim 2, wherein the lifting device (20) comprises a worm gear (3), a worm (4), a bottom shaft (6) and a first threaded rod (7); bottom shaft (6) top fixed connection worm wheel (3), the first threaded rod of worm wheel (3) top fixed connection (7), worm wheel (3) with worm (4) meshing, the first hand wheel of worm (4) fixed connection (22).

5. The welded forming fixing device for the freezing pipe according to claim 4, wherein the bottom shaft (6) is rotatably connected with the bearing seat (102) through a bearing (5), the bearing (5) is in interference connection with the bottom shaft (6), and the bearing (5) is in interference connection with the bearing seat (102).

6. The welded forming fixture for freezing pipes according to claim 4, characterized in that the first threaded rod (7) is in threaded connection with the worktable (8).

7. The welding forming fixing device for the freezing pipe according to any one of the claims 2 to 6, wherein the telescopic device (23) comprises a connecting disc (12), a second threaded rod (14), a second hand wheel (18) and a shaft shoulder (19), the second hand wheel (18) is fixedly connected with the shaft shoulder (19), the shaft shoulder (19) is fixedly connected with the second threaded rod (14), and the second threaded rod (14) is connected with the connecting disc (12) through threads; the connecting disc (12) is connected with the clamp tail (13) through threads; the clamp tail (13) is fixedly connected with the clamp (10).

8. The welded forming fixing device for the freezing pipe according to claim 7, wherein a fixing device is arranged on the second hand wheel (18), the fixing device comprises an elastic device (17) and a plug pin (16), a hand wheel through hole (1801) is formed in the second hand wheel (18), and gear teeth (15) are machined on the shaft shoulder (19).