CN215657156U

CN215657156U - Floating clamping device of hollow pipe straightening machine

Info

Publication number: CN215657156U
Application number: CN202121889941.7U
Authority: CN
Inventors: 谢龙; 张�杰
Original assignee: Chongqing Zhihengjingji Technology Co ltd
Current assignee: Chongqing Zhihengjingji Technology Co ltd
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-01-28
Anticipated expiration: 2031-08-13

Abstract

The utility model discloses a floating clamping device of a hollow pipe straightening machine, which comprises a workbench and two jaws, wherein the upper end of the workbench is fixedly connected with a fixed block, the side wall of the upper end of the fixed block is fixedly connected with the side wall of the lower end of one of the jaws, one end of each of the two jaws is rotatably connected with an inclined rod, the two inclined rods are rotatably connected with the same first vertical rod, a transverse internal threaded hole is formed in the middle of the first vertical rod, one end of each of the two jaws is rotatably connected with a second vertical rod, one end of each of the two second vertical rods is rotatably connected with the same cross rod, one end of the cross rod is fixedly connected with a lead screw, and the lead screw is in threaded connection with the internal threaded hole. According to the utility model, the two extrusion plates are used for limiting the vertical displacement of the hollow pipe fitting, the third vertical rod is rotated to enable the two jaws to be close to each other, and the arc-shaped plates at the inner sides of the two jaws are in close contact with the side wall of the hollow pipe fitting, so that the clamp is ensured to be close to a horizontal state when clamping the hollow pipe fitting.

Description

Floating clamping device of hollow pipe straightening machine

Technical Field

The utility model relates to the technical field of floating clamping, in particular to a floating clamping device of a hollow pipe straightening machine.

Background

At present, automatic straightening equipment technology is adopted by many countries to replace manual straightening equipment technology, and the straightening equipment technology of hollow pipe fittings is particularly complex. In order to realize the clamping work and the rotation measurement of the hollow pipe fitting before straightening, the clamping device of the straightening machine needs to be capable of moving in multiple directions, and certain requirements are made on the precision of moving displacement.

In the prior art, a clamping device of a general straightening machine is difficult to completely clamp a moving hollow pipe fitting, floating adjustment of the hollow pipe fitting in the vertical direction cannot be realized, the hollow pipe fitting is close to the horizontal state, the straightening process is affected, and errors are increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that in the prior art, a movable hollow pipe fitting is difficult to clamp completely by a clamping device of a straightening machine, floating adjustment of the hollow pipe fitting in the vertical direction cannot be realized, and the hollow pipe fitting is close to the horizontal state, so that the straightening process is influenced, and the error is increased.

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

the utility model provides a floating clamping device of hollow pipe straightener, includes that workstation and two keep silent, workstation upper end fixed connection fixed block, the fixed block upper end lateral wall is kept silent with one of them lower extreme lateral wall fixed connection, two keep silent one end and all rotate and connect the down tube, two the down tube all rotates and connects same first montant, horizontal internal thread hole is seted up at first montant middle part, two keep silent one end and all rotate and connect the second montant, two second montant one end is all rotated and is connected same horizontal pole, horizontal pole one end fixed connection lead screw, lead screw and internal thread hole threaded connection.

Preferably, the two opposite inner walls of the jaw are fixedly connected with arc plates, and the arc plates are made of rubber.

Preferably, the threaded rod is far away from the transverse rod end and is fixedly connected with a third vertical rod, and an anti-skid layer is arranged on the side wall of the third vertical rod.

Preferably, the equal fixed connection installation piece in workstation upper end, two the same mounting bracket of equal fixed connection in installation piece upper end, the through hole is all seted up to the lower extreme on the mounting bracket, the mounting bracket is seted up and is passed through the equal sliding connection vertical axis in hole department, two the equal fixed connection baffle in the relative outer end of vertical axis, two the equal fixed connection extrusion piece in the relative inboard of vertical axis, two the relative inboard of stripper plate all rotates and connects the runner.

Preferably, through holes are formed in the middle of the two side walls of the mounting frame, and the through holes formed in the mounting frame are matched with the arc-shaped plates for use.

Preferably, the inner sides of the upper end and the lower end of the mounting frame are fixedly connected with coil springs, the coil springs are sleeved on the vertical shaft, and the lower ends of the coil springs are fixedly connected with the side wall of the extrusion plate.

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

1. according to the utility model, the two extrusion plates are used for limiting the vertical displacement of the hollow pipe fitting, the third vertical rod is rotated to enable the two jaws to be close to each other, and the arc-shaped plates at the inner sides of the two jaws are in close contact with the side wall of the hollow pipe fitting, so that the clamp is ensured to be close to a horizontal state when clamping the hollow pipe fitting;

2. the two spiral springs are connected with the side walls of the extrusion plates, and the rotating wheels are arranged on the opposite inner sides of the two extrusion plates, so that the hollow pipe fittings with different diameters can be well clamped, and the hollow pipe fitting clamping device is simple to operate and wide in application range.

Drawings

Fig. 1 is a schematic structural diagram of a floating clamping device of a straightening machine for hollow pipes according to the present invention;

fig. 2 is a schematic view of a jaw connection structure of a floating clamping device of a hollow pipe straightening machine according to the present invention.

In the figure: 1 workstation, 2 keep silent, 3 fixed blocks, 4 down tube, 5 first montants, 6 internal thread holes, 7 second montants, 8 horizontal poles, 9 lead screws, 10 arcwalls, 11 third montants, 12 installation pieces, 13 mounting brackets, 14 vertical axes, 15 extrusion pieces, 16 runners, 17 coil springs, 18 baffles.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-2, a floating clamping device of hollow pipe straightener, including workstation 1 and two 2 of keeping silent, 1 upper end fixed connection fixed block 3 of workstation, 3 upper end lateral walls of fixed block and 2 lower extreme lateral walls fixed connection of keeping silent among them, 2 one end of keeping silent all rotates and connects down tube 4 for two, two down tube 4 all rotate and connect same first montant 5, horizontal internal thread hole 6 is seted up at first montant 5 middle part, 2 one end of keeping silent all rotates and connects second montant 7 for two, 7 one end of two second montants all rotates and connects same

horizontal pole

8, 8 one end fixed connection lead screw 9 of horizontal pole,

lead screw

9 and 6 threaded connection in internal thread hole. The third vertical rod 11 is rotated to enable the two jaws 2 to be close to each other, and the arc-shaped plates 10 on the inner sides of the two jaws 2 are in close contact with the side wall of the hollow pipe fitting, so that the clamp is close to a horizontal state when clamping the hollow pipe fitting.

Two keep silent 2 equal fixed connection arc 10 of the relative inner wall, two arc 10 materials are rubber. When the side wall of the hollow pipe fitting is clamped, the scratch on the hollow pipe fitting is reduced by using the arc-shaped plate 10 made of rubber.

The threaded rod is far away from 8 end fixed connection third montant 11 of horizontal pole, and 11 lateral walls of third montant are provided with the skid resistant course. Utilize third montant 11 to make things convenient for rotatory lead screw 9, set up the skid resistant course, the installation nature when increasing the use.

The equal fixed connection installation piece 12 in 1 upper end of workstation, the same mounting bracket 13 of the equal fixed connection in two installation piece 12 upper ends, the through hole is all seted up to the lower extreme on mounting bracket 13, and mounting bracket 13 sets up and runs through the equal sliding connection vertical axis 14 in hole department, the equal fixed connection baffle 18 in the relative outer end of two vertical axes 14, the equal fixed connection extrusion piece 15 in the relative inboard of two vertical axes 14, and the relative inboard of two stripper plates is all rotated and is connected runner 16. Therefore, the hollow pipe fitting with different diameters can be well clamped, and the clamping device is simple to operate and wide in application range.

Through holes are formed in the middle portions of two side walls of the mounting frame 13, and the through holes formed in the mounting frame 13 are matched with the arc-shaped plate 10 for use. The hollow pipe fitting is convenient to pass through the mounting frame 13.

The inner sides of the upper end and the lower end of the mounting frame 13 are fixedly connected with helical springs 17, the two helical springs 17 are sleeved on the vertical shaft 14, and the lower ends of the two helical springs 17 are fixedly connected with the side wall of the extrusion plate. Through two coil spring 17 and stripper plate lateral wall connection, two relative inboards of stripper plate are provided with runner 16, can both be fine according to the hollow pipe fitting of different diameters like this press from both sides tight effect, have easy operation, and application scope is wider.

According to the utility model, a hollow pipe fitting enters from one end of the mounting frame 13, one end of the hollow pipe fitting abuts against the side wall of the extrusion plate, the two extrusion plates move towards the two ends of the mounting frame 13 under the action of the hollow pipe fitting, the two extrusion plates compress the spiral spring 17, the two extrusion plates enable the rotating wheels 16 on the two pressing plates to be in close contact with the side wall of the hollow pipe fitting under the action of the reaction force of the compression spiral spring 17, the vertical displacement of the hollow pipe fitting is limited, the third vertical rod 11 rotates, the lead screw 9 is driven by the third vertical rod 11 to rotate, the first vertical rod 5 is driven by the lead screw 9 through threads to move towards the hollow pipe fitting, the lead screw 9 pulls the cross rod 8, the cross rod 8 pulls the first vertical rod 5 simultaneously, so that the two jaws 2 approach towards the middle, and the arc-shaped plate 10 on the inner sides of the jaws 2 can clamp the hollow pipe fitting tightly.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a floating clamping device of hollow pipe straightener, includes workstation (1) and two (2) of keeping silent, a serial communication port, workstation (1) upper end fixed connection fixed block (3), fixed block (3) upper end lateral wall keeps silent (2) lower extreme lateral wall fixed connection, two keep silent (2) one end and all rotate and connect down tube (4), two down tube (4) all rotate and connect same first montant (5), horizontal internal thread hole (6), two are seted up at first montant (5) middle part keep silent (2) one end and all rotate and connect second montant (7), two second montant (7) one end all rotates and connects same horizontal pole (8), horizontal pole (8) one end fixed connection lead screw (9), lead screw (9) and internal thread hole (6) threaded connection.

2. The floating clamping device of the hollow pipe straightening machine according to claim 1, characterized in that the opposite inner walls of the two jaws (2) are fixedly connected with arc-shaped plates (10), and the two arc-shaped plates (10) are made of rubber.

3. The floating clamping device of the hollow pipe straightening machine as claimed in claim 1, characterized in that the threaded rod is fixedly connected with a third vertical rod (11) far away from the cross rod (8), and the side wall of the third vertical rod (11) is provided with an anti-slip layer.

4. The floating clamping device of the hollow pipe straightening machine according to claim 1, characterized in that the upper end of the workbench (1) is fixedly connected with the mounting blocks (12), the upper ends of the two mounting blocks (12) are fixedly connected with the same mounting frame (13), the upper end and the lower end of the mounting frame (13) are provided with through holes, the through holes in the mounting frame (13) are provided with vertical shafts (14) which are slidably connected, the relative outer ends of the two vertical shafts (14) are fixedly connected with the baffle (18), the relative inner sides of the two vertical shafts (14) are fixedly connected with the extrusion blocks (15), and the relative inner sides of the two extrusion plates are rotatably connected with the rotating wheels (16).

5. The floating clamping device of the hollow pipe straightening machine according to claim 4, characterized in that through holes are formed in the middle parts of the two side walls of the mounting frame (13), and the through holes formed in the mounting frame (13) are matched with the arc-shaped plate (10).

6. The floating clamping device of the hollow pipe straightening machine according to claim 4, characterized in that the inner sides of the upper end and the lower end of the mounting frame (13) are fixedly connected with a spiral spring (17), two spiral springs (17) are sleeved on the vertical shaft (14), and the lower ends of the two spiral springs (17) are fixedly connected with the side wall of the extrusion plate.