CN220371962U

CN220371962U - Manual bending mechanism

Info

Publication number: CN220371962U
Application number: CN202321483643.7U
Authority: CN
Inventors: 苗家铵; 崔秀君; 苟发斌; 田鸿彬
Original assignee: Qingdao Ronghe Equipment Technology Co Ltd
Current assignee: Qingdao Ronghe Equipment Technology Co Ltd
Priority date: 2023-06-09
Filing date: 2023-06-09
Publication date: 2024-01-23
Anticipated expiration: 2033-06-09

Abstract

The utility model relates to the technical field of pipe fitting processing equipment and discloses a manual bending mechanism which comprises a base, wherein a quick clamp, a clamping block, a bent pipe turntable, a bending block, a roller and a rotating rod are arranged at the top of the base, the bent pipe turntable comprises a mounting part and a bending part, the bottom of the bent pipe turntable mounting part is arranged at one end of the top of the base through a supporting block, a bending groove and a first fixing groove which are communicated are arranged on the side wall of the bent pipe turntable bending part, one end of the rotating rod is arranged below the bent pipe turntable through a rotating shaft, the roller is arranged at the top of the other end of the rotating rod, the bending block is arranged between the roller and the bent pipe turntable, the quick clamp is arranged at the other end of the top of the base, and the clamping block is arranged between the bent pipe turntable and the quick clamp. The pipe fitting bending device can stably fix the pipe fitting during bending, cannot damage the pipe fitting, can uniformly apply pressure to the pipe fitting for bending, and effectively improves the bending efficiency and the yield.

Description

Manual bending mechanism

Technical Field

The utility model relates to the technical field of pipe fitting processing equipment, in particular to a manual bending mechanism.

Background

Pipe fittings with various specifications are arranged in industrial and mining enterprises, and bending processing is often required to be carried out on the pipe fittings in the production working link or the rush repair and replacement process so as to adapt to the use of different working conditions. Compared with a large bending machine, the manual bending mechanism is also a bending device which is relatively common for workers, is suitable for pipe fittings with smaller pipe diameters, is convenient to carry and is convenient to repair and replace.

At present, most manual bending mechanisms are used for clamping or propping against one end of a pipe fitting through a fixed rod, and then a roller is directly driven by a rotating rod to contact the pipe fitting, so that the pipe fitting is bent on a bent pipe turntable, for example, the Chinese patent with the application number of 202121329228.7 discloses a novel manual bending device for a simple square pipe, which comprises a bending tray, an extrusion structure and a limiting and clamping mechanism; the limiting and clamping mechanism comprises a jackscrew nut and a positioning angle iron, wherein the jackscrew nut and the positioning angle iron are arranged at the workpiece inlet of the bending tray, a workpiece to be processed is positioned between the jackscrew nut and the positioning angle iron, the jackscrew nut is fixed through welding, the positioning angle iron is fixed through a bolt, a positioning jackscrew is arranged on the jackscrew nut through threaded fit, and a rotating rod is arranged at the head part of the positioning jackscrew; the extrusion structure comprises a sliding bracket, a pushing block is arranged on the sliding bracket and three stacked rollers are arranged on the sliding bracket through a revolute pair, and the pushing block is in contact with the rollers.

The prior art has at least the following problems: firstly, the fixing mode of the pipe fitting is very simple, so that the surface of the pipe fitting is easily damaged, and the pipe fitting is not firmly fixed; secondly, the roller contacts the pipe fitting in a line contact mode, so that the pressure on the pipe fitting is concentrated, and the pipe fitting is easy to damage.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model develops a manual bending mechanism, which can not only stably fix the pipe fitting during bending and not damage the pipe fitting, but also uniformly apply pressure to the pipe fitting for bending, thereby effectively improving the bending efficiency and the yield.

The technical scheme for solving the technical problems is as follows: the utility model provides a manual mechanism of bending, the on-line screen storage device comprises a base, the base top is equipped with quick clamp, the clamp splice, the return bend carousel, press bending piece, gyro wheel and dwang, the return bend carousel includes installation department and portion of bending, the bottom of return bend carousel installation department passes through the supporting shoe setting in base top one end, the lateral wall of return bend carousel portion of bending is equipped with bending groove and the first fixed slot of intercommunication, the one end of dwang sets up in the below of return bend carousel through the pivot, the top of the other end is equipped with the gyro wheel, be equipped with the press bending piece between gyro wheel and the return bend carousel, the quick clamp sets up the other end at the base top, be provided with the clamp splice between return bend carousel and the quick clamp.

As optimization, the side wall of the bent pipe turntable bending part comprises a curved surface section and a plane section, the bending groove is formed in the curved surface section, and the first fixing groove is formed in the plane section. By arranging the curved surface section, the bending block can smoothly rotate on the curved surface section and is matched with the bending groove to bend the pipe fitting; through setting up the plane section, can cooperate with the clamp splice better, the end of fixed pipe fitting.

As optimization, one side of the bending block facing the curved surface section is provided with a second fixing groove, and the second fixing groove corresponds to the bending groove. Through setting up the second fixed slot, can follow the fixed pipe fitting of length direction of pipe fitting, carry out the face contact with the pipe fitting, bend the groove and cooperate the pipe fitting of bending when bending.

As an optimization, a third fixing groove is formed in one side, facing the plane section, of the clamping block, and the third fixing groove corresponds to the first fixing groove. Through setting up the third fixed slot, can cooperate the end of the fixed pipe fitting of first fixed slot, third fixed slot and first fixed slot all carry out the face contact with the pipe fitting, can effectively prevent the pipe fitting damage.

As optimization, the other end of the rotating rod is provided with an extension rod. Through setting up the extension rod, thereby can help the staff light horizontal promotion dwang bend the pipe fitting.

As optimization, the top of the bent pipe turntable is provided with scale marks. Through setting up the scale mark, the staff can look over the length or the angle of bending in time.

As optimization, the top of the base is detachably provided with a positioning block, the positioning block is arranged on the side edge of the bent pipe turntable, and the positioning block is provided with a positioning groove. By arranging the positioning blocks and the positioning grooves, the bent parts of the pipe fitting can be fixed during secondary bending.

As optimization, four corners of the base are provided with mounting holes. Through setting up the mounting hole, can conveniently be fixed the base on the workstation or install the gyro wheel and conveniently remove.

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

the quick clamp, the bent pipe turntable and the rotating rod can be installed through the base; the bending turntable and the bending groove are arranged, so that a die can be provided for bending the pipe fitting; by arranging the bending block, the contact surface with the pipe fitting can be increased, pressure is uniformly transferred to the pipe fitting in the bending process, the pipe fitting is pressed into the bending groove for bending, the pressure is not concentrated to one point for transferring to the pipe fitting, and the pipe fitting is not damaged; by arranging the roller and the rotating rod, the rotating rod can rotate between the bent pipe turntable and the base around the rotating shaft, so that the roller rolls on the bending block, and the bending block presses the pipe fitting into the bending groove to bend the pipe fitting; through setting up quick clamp, clamp splice and first fixed slot, can be when bending the one end of quick fixed pipe fitting, quick clamp can compress tightly the clamp splice and dock first fixed slot, make one end of pipe fitting fix between clamp splice and first fixed slot, it is very quick convenient; the pipe fitting bending device can stably fix the pipe fitting during bending, cannot damage the pipe fitting, can uniformly apply pressure to the pipe fitting for bending, and effectively improves the bending efficiency and the yield.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present utility model.

Fig. 2 is an overall schematic diagram of an embodiment of the present utility model when bent.

Fig. 3 is a schematic structural view of a clamping block according to an embodiment of the present utility model.

Fig. 4 is a schematic structural diagram of a bend turntable according to an embodiment of the present utility model.

Fig. 5 is a schematic structural diagram of a bending block according to an embodiment of the present utility model.

FIG. 6 is a schematic view of a bend turntable and a turn bar in accordance with an embodiment of the present utility model.

1, a base; 11. a mounting hole; 2. a quick clamp; 3. clamping blocks; 31. a third fixing groove; 4. a positioning block; 5. a bent pipe turntable; 51. a support block; 52. a bending groove; 53. a first fixing groove; 6. a bending block; 61. a second fixing groove; 7. a roller; 8. a rotating lever; 81. a rotating shaft; 9. an extension rod; 10. a pipe fitting; 11. and (5) mounting holes.

Detailed Description

In order to clearly illustrate the technical features of the present solution, the present utility model will be described in detail below with reference to the following detailed description and the accompanying drawings.

Example 1

Fig. 1 to 6 are schematic diagrams of an embodiment of the present utility model, as shown in fig. 1 to 6, a manual bending mechanism includes a base 1, a quick clamp 2, a clamping block 3, a bent pipe turntable 5, a bending block 6, a roller 7 and a rotating rod 8 are disposed at the top of the base 1, the bent pipe turntable 5 includes a mounting portion and a bending portion, a supporting block 51 is disposed at the bottom of the mounting portion of the bent pipe turntable 5, the bent pipe turntable 5 is disposed at one end of the top of the base 1 through the supporting block 51, the supporting block 51 is detachably connected with the base 1 through a bolt, a bending groove 52 and a first fixing groove 53 which are mutually communicated are disposed on a side wall of the bending portion of the bent pipe turntable 5, cross sections of the bending groove 52 and the first fixing groove 53 are identical, the bending groove is matched with a pipe fitting, one end of the rotating rod 8 is disposed below the bent pipe turntable 5 through a rotating shaft 81, one end of the rotating shaft 81 is disposed on the base 1, the other end of the rotating shaft 81 passes through the rotating rod 8 and is connected with the bent pipe turntable 5, the other end of the rotating rod 8 is disposed at the outer side of the rotating rod 5, the other end of the rotating rod 8 is disposed at the top of the roller 7, the roller 6 is disposed between the roller 7 and the rotating rod 5, the bending block 6 is disposed between the roller 6 and the side of the bent pipe turntable 5 and the side of the bent pipe turntable 6, the side is provided with the bending block 6, the side of the bent pipe 6 is tightly attached to the side of the clamping block 2 is disposed at the side of the bent pipe 2, which is located between the side of the clamping block and the side of the bent pipe 2.

By arranging the base 1, the quick clamp 2, the bent pipe turntable 5 and the rotating rod 8 can be installed; by arranging the bent pipe turntable 5 and the bending groove 52, a die can be provided for bending the pipe fitting 10; by providing the bending block 6, the contact surface with the pipe fitting 10 can be increased, the pressure is uniformly transmitted to the pipe fitting 10 in the bending process, the pipe fitting 10 is pressed into the bending groove 52 for bending, and the pressure is not concentrated to one point and transmitted to the pipe fitting 10; by arranging the roller 7 and the rotating rod 8, the rotating rod 8 can rotate between the pipe bending turntable 5 and the base 1 around the rotating shaft 81, so that the roller 7 rolls on the bending block 6, and the bending block 6 presses the pipe fitting into the bending groove 52 to bend the pipe fitting 10; through setting up quick clamp 2, clamp splice 3 and first fixed slot 53, can be when bending the one end of fixed pipe fitting 10, quick clamp 2 can compress tightly clamp splice 3 and dock first fixed slot 53, makes the one end of pipe fitting fix between clamp splice 3 and first fixed slot 53.

As shown in fig. 4, the side wall of the bent portion of the elbow turntable 5 includes a curved surface section on which the bending groove 52 is provided and a planar section on which the first fixing groove 53 is provided. By arranging the curved surface section, the bending block 6 can smoothly rotate on the curved surface section and is matched with the bending groove 52 to bend the pipe fitting; by providing a planar section, it is possible to better cooperate with the clamping blocks 3, fixing the ends of the pipe 10.

As shown in fig. 5, a second fixing groove 61 is provided on a side of the bending block 6 facing the curved surface section, and the second fixing groove 61 corresponds to the bending groove 52. By providing the second fixing groove 61, the pipe 10 can be fixed along the longitudinal direction of the pipe, and the pipe 10 can be brought into surface contact with the pipe, and the bending groove 52 can be engaged with the bending pipe 10 at the time of bending.

As shown in fig. 3, a third fixing groove 31 is provided at a side of the clamp block 3 facing the planar section, and the third fixing groove 31 corresponds to the first fixing groove 53. By providing the third fixing groove 31, the end of the pipe fitting 10 can be fixed in cooperation with the first fixing groove 53, and the third fixing groove 31 and the first fixing groove 53 are in surface contact with the pipe fitting 10, so that damage to the pipe fitting 10 can be effectively prevented.

As shown in fig. 1 and 2, the other end of the rotation lever 8 is provided with an extension lever 9. Through setting up extension rod 9, thereby can help the staff light horizontal pushing dwang 8 bend the pipe fitting.

The top of the bent pipe turntable 5 is provided with scale marks. Through setting up the scale mark, the staff can look over the length or the angle of bending in time.

The top of the base 1 is detachably provided with a positioning block 4 through bolts, the positioning block 4 is arranged on the side edge of the bent pipe turntable 5, and the positioning block 4 is provided with a positioning groove. Through setting up locating piece 4 and constant head tank, can be when the secondary is bent, the part that spacing pipe fitting 10 has been bent is fixed, prevents to take place to rotate at the secondary in-process pipe fitting 10 of bending, leads to the angle and the direction of secondary bending to take place the mistake.

Four corners of the base 1 are provided with mounting holes 11. Through setting up mounting hole 11, can conveniently be fixed base 1 to the workstation or install the gyro wheel and conveniently remove.

When the quick clamp is used, firstly, the end head at one end of the pipe fitting 10 is placed in the first fixing groove 53, then the handle of the quick clamp 2 is pressed, the telescopic end of the quick clamp 2 drives the clamping block 3 to be close to the tight-fitting bent pipe turntable 5, the first fixing groove 53 is matched with the third fixing groove 31 to press and fix the pipe fitting 10, and at the moment, the handle of the quick clamp 2 is in a locking state and cannot be loosened; then the bending block 6 is inserted between the bending turntable 5 and the roller 7, and the pipe fitting 10 is positioned in the second fixing groove 61; then the extension rod 9 is rotated, the extension rod 9 drives the rotation rod 8 to horizontally rotate around the rotation shaft 81, so that the roller 7 performs circular motion, meanwhile, the roller 7 rolls on the side wall of the bending block 6 to press the bending block 6 to the bending turntable 5, the bending block 6 rolls on the bending turntable 5 along with the bending block 6, in the process, the bending block 6 uniformly transmits pressure to the pipe fitting 10, the second fixing groove 61 and the bending groove 52 are matched with each other to bend the pipe fitting 10, and a worker can determine the bending length or angle according to the scale mark, so that bending is stopped; during secondary bending, the matched positioning block 4 is mounted on the base 1 through the bolts, the bolts are connected with the positioning holes on the base 1, and the positioning holes are provided with a plurality of groups, so that different conditions can be matched, the pipe fitting 10 can be fixed by placing the first bending position of the pipe fitting 10 into the positioning groove, and then the pipe fitting 10 is clamped by the clamping block 3, so that errors in the secondary bending direction caused by rotation of the pipe fitting 10 can be effectively prevented; the pipe fitting 10 can be stably fixed during bending, the pipe fitting 10 is not damaged, the pipe fitting 10 can be uniformly subjected to pressure application for bending, and the pipe fitting bending efficiency and the pipe fitting bending yield are effectively improved.

The description of the orientation or relative positional relationship of the structures in the present utility model, such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the structures referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Claims

1. The utility model provides a manual mechanism of bending, includes base (1), characterized by: the utility model provides a quick clamp (2), clamp splice (3), return bend carousel (5), press bending piece (6), gyro wheel (7) and dwang (8) are equipped with at base (1) top, return bend carousel (5) are including installation department and portion of bending, the bottom of return bend carousel (5) installation department passes through supporting shoe (51) to be set up in base (1) top one end, the lateral wall of return bend carousel (5) portion of bending is equipped with bending groove (52) and first fixed slot (53) of intercommunication, the one end of dwang (8) is equipped with gyro wheel (7) through pivot (81) setting in the below of return bend carousel (5), be equipped with between gyro wheel (7) and return bend carousel (5) and press bending piece (6), quick clamp (2) set up the other end at base (1) top, be provided with clamp splice (3) between return bend carousel (5) and quick clamp (2).

2. The manual bending mechanism of claim 1, wherein: the side wall of the bending part of the bent pipe turntable (5) comprises a curved surface section and a plane section, the bending groove (52) is arranged on the curved surface section, and the first fixing groove (53) is arranged on the plane section.

3. The manual bending mechanism of claim 2, wherein: the bending block (6) is provided with a second fixing groove (61) towards one side of the curved surface section, and the second fixing groove (61) corresponds to the bending groove (52).

4. A manual bending mechanism according to claim 3, wherein: a third fixing groove (31) is formed in one side, facing the plane section, of the clamping block (3), and the third fixing groove (31) corresponds to the first fixing groove (53).

5. The manual bending mechanism according to any one of claims 1-4, wherein: the other end of the rotating rod (8) is provided with an extension rod (9).

6. The manual bending mechanism of claim 5, wherein: the top of the bent pipe turntable (5) is provided with scale marks.

7. The manual bending mechanism of claim 6, wherein: the top of base (1) can be dismantled and be provided with locating piece (4), and locating piece (4) set up the side at return bend carousel (5), are equipped with the constant head tank on locating piece (4).

8. The manual bending mechanism of claim 7, wherein: four corners of the base (1) are provided with mounting holes (11).