CN220635925U

CN220635925U - Manual clamp for bending round pipe material

Info

Publication number: CN220635925U
Application number: CN202322278189.8U
Authority: CN
Inventors: 罗壮
Original assignee: Paragon Medical Device Changzhou Co ltd
Current assignee: Paragon Medical Device Changzhou Co ltd
Priority date: 2023-08-23
Filing date: 2023-08-23
Publication date: 2024-03-22
Anticipated expiration: 2033-08-23

Abstract

The utility model relates to the technical field of bending of bars, sectional materials or pipes, in particular to a clamp for manually bending round pipe materials, which comprises a base, a movable head and a fixed head, wherein the fixed head is fixedly arranged on the base, the movable head can rotate relative to the fixed head, the round pipe materials to be bent are arranged between the fixed head and the movable head, the clamp further comprises a press block, the press block is plugged between the fixed head and the movable head, the press block is provided with a rolling side and a bending side, the movable head is propped against the rolling side of the press block, the fixed head is propped against the bending side of the press block, a fixed head groove is arranged outside the fixed head, the bending side of the press block is provided with a press block groove, the fixed head groove and the press block groove are oppositely arranged and form a bending groove capable of containing the round pipe materials, an extension strip is formed on the press block, and the extension strip is arranged above the press block groove. The pressing block is additionally arranged between the fixed head and the movable head, the part to be bent is arranged in the groove of the pressing block, the pressure intensity on the part is consistent when the pressure is transmitted, and the deformation of the part is limited, so that the bending effect is ensured.

Description

Manual clamp for bending round pipe material

Technical Field

The utility model relates to the technical field of bending of rods, sectional materials or pipes, in particular to a clamp for manually bending round pipe materials.

Background

The method is characterized in that the method is used for a femur trochanter steel cable introducer in hip joint operation, the steel cable introducer is processed, high requirements are made on the bending radian and the inner diameter of a sleeve pipe at the front end of the introducer, the sleeve pipe is required to bend at a large angle by the function, collapse-free hollow pipe is guaranteed, the radian of the introducer is matched with the radian of a femur trochanter, the inner diameter is matched with the diameter of a steel cable, the outer surface is smooth and consistent without folds, and if the radian or the diameter of the introducer is not proper, the steel cable is difficult to introduce or the tissues of a patient are damaged.

Through the search, the part that current manual bending anchor clamps were aimed at is mainly with solid bar, and the crooked radian is little, like the patent of publication No. CN203751062U, discloses a be used for hollow tube bending machine of bicycle basket, including operation panel, first cylinder, second cylinder, rotating arm, motor and hollow tube clamping mechanism, place hollow tube in the space that forms between first cylinder and the second cylinder to accomplish the bending of pipe fitting. But can find in actual operation in-process, the recess of first cylinder and second cylinder and the hollow tube direct contact of waiting to bend bear great bending force, not only can't satisfy the demand of bending of great angle, still easily make hollow tube inside and outside sunken deformation, cause the part inefficacy to scrap.

Disclosure of Invention

In order to solve the problem that the conventional manual bending clamp is easy to cause stress deformation of a pipe fitting, the utility model provides the clamp for manually bending the round pipe material.

The utility model provides a clamp for manually bending round pipe materials, which comprises a base, a movable head, a fixed head, a pressing block, a bending groove, a pressing block groove and a bending groove, wherein the fixed head is fixedly arranged on the base, the movable head can rotate relative to the fixed head, the round pipe materials to be bent are arranged between the fixed head and the movable head, the pressing block is plugged between the fixed head and the movable head and is provided with a rolling side and a bending side, the movable head is abutted against the rolling side of the pressing block, the fixed head is abutted against the bending side of the pressing block, a fixed head groove is arranged outside the fixed head, the bending side of the pressing block is provided with the pressing block groove, and the fixed head groove and the pressing block groove are oppositely arranged and form the bending groove capable of accommodating the round pipe materials. The pressure is transmitted through the pressing block arranged between the fixed head and the movable head, so that the pressure intensity of parts is consistent, and the parts are prevented from being deformed and damaged.

Further, an extension strip is formed on the pressing block and is arranged above the pressing block groove. The arrangement of the extension strip can prevent the part from falling out of the pressing block groove to a certain extent.

Further, the moving head comprises a support and a roller, the roller is arranged on the base through the support, and the roller abuts against the rolling side of the pressing block. The moving head and the pressing block are enabled to roll and lean against each other through the roller.

Further, the device also comprises a handle for driving the movable head to rotate, the handle is provided with a rotating end and a force application end, the rotating end is rotationally connected with the fixed head, the force application end extends towards the outside of the base, and the bracket is fixedly arranged on the handle. The handle drives the moving head to rotate to bend the part.

Further, the device also comprises a mounting seat, wherein the mounting seat is fixedly arranged on the base, the rotating end is sleeved on an annular frame at the periphery of the mounting seat, and a baffle plate for limiting the annular frame is further arranged at the top of the mounting seat. A rotating groove for the annular frame to rotate is formed between the baffle and the base.

Further, the mounting seat, the base and the baffle are concentric, the mounting hole is formed in the center, the fixed head comprises a bending block and a mounting rod, the mounting rod is placed in the mounting hole, and the bending block is placed above the baffle. The fixing head and the handle are convenient to install through the installation of the installation seat.

Further, the diameters of the fixed head groove and the pressing block groove are the same as the outer diameter of the round pipe material. So that both are in close and complete contact with the part.

Further, a plurality of fixing holes are formed in the base, and the fixing holes are circumferentially formed in the outer edge of the base. The fixed orifices are used for fixing the base on the workstation, avoid rocking.

The utility model has the beneficial effects that:

the utility model provides a clamp for manually bending round pipe materials, which is characterized in that a pressing block structure is additionally arranged between a traditional fixed head and a traditional movable head, and pressure intensity born by parts arranged in pressing block grooves is consistent by using pressing blocks to transfer pressure, so that the parts are effectively prevented from being deformed and damaged, the bending effect is ensured, and the universality is good.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of a manual bending jig;

FIG. 2 is a schematic plan view of a manual bending jig;

FIG. 3 is a schematic view of a bending slot;

FIG. 4 is a schematic structural view of a mounting base;

in the figure, 1, a base, 11, a fixed hole, 2, a movable head, 21, a bracket, 22, a roller, 3, a fixed head, 31, a fixed head groove, 32, a bending block, 33, a mounting rod, 4, a pressing block, 41, a rolling side, 42, a bending side, 43, a pressing block groove, 44, an extension strip, 5, a bending groove, 6, a handle, 61, a rotating end, 62, a force application end, 7, a mounting seat, 71, a baffle, 72, a mounting hole and 8, and a round pipe material.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown.

In order to make the pressure intensity born by the round pipe material to be bent everywhere consistent so as to prevent deformation and damage, a manual clamp for bending the round pipe material is designed, as shown in fig. 1 and 2, the manual clamp comprises a base 1, a movable head 2 and a fixed head 3, wherein the fixed head 3 is fixedly arranged on the base 1, the movable head 2 can rotate relative to the fixed head 3, the round pipe material 8 to be bent is arranged between the fixed head 3 and the movable head 2, the manual clamp further comprises a pressing block 4, the pressing block 4 is plugged between the fixed head 3 and the movable head 2, the pressing block 4 is provided with a rolling side 41 and a bending side 42, the movable head 2 is propped against the rolling side 41 of the pressing block 4, the fixed head 3 is propped against the bending side 42 of the pressing block 4, a fixed head groove 31 is formed outside the fixed head 3, and the bending side 42 of the pressing block 4 is provided with a pressing block groove 43.

When the bending clamp is used, the base 1 is placed on a flat workbench, the base 1 is ensured to be horizontal, the movable head 2 is installed on the handle 6, the handle 6 is installed on the base 1, the handle 6 can circumferentially rotate around the fixed head 3 on the base 1, the bending clamp is ensured to bend the round pipe material 8 to be as large as possible in arc degree, the bending amplitude of the round pipe material 8 cannot be limited by other parts on the clamp, the handle 6 needs to be thickened and lengthened as much as possible, on one hand, the handle 6 is ensured to be as labor-saving as much as possible, the machined parts are more convenient, and on the other hand, the handle 6 is ensured to bear and transmit as large moment as possible. Then the round pipe material 8 to be bent is embedded into the pressing block groove 43 of the pressing block 4 to be tightly attached, the pressing block 4 is plugged into the position between the fixed head 3 and the movable head 2 to be fixed, and then the handle 6 is pulled to start bending the pipe fitting, wherein the diameter of the pressing block groove 43 is the same as the outer diameter of the round pipe material 8, the diameter of the fixed head groove 31 is also the same as the outer diameter of the round pipe material 8, the fixed head groove 31 and the round pipe material 8 are tightly and completely contacted with each other, the pressure intensity of the round pipe material 8 can be consistent when pressure is transmitted, so that deformation of the hollow pipe is limited, and the clamp can not flatten the hollow pipe in the bending process. The diameters of the pressing block 4 and the groove of the fixed head 3 are changed, so that bending of hollow pipes with different outer diameters can be met, the applicability of the clamp is wider, and the tooling cost is saved.

As shown in fig. 3, the fixed head groove 31 and the pressing block groove 43 are oppositely arranged and form a bending groove 5 capable of accommodating the round tube material 8. The diameters of the fixed head groove 31 and the pressing block groove 43 are the same as the outer diameter of the round pipe material 8. The size of the groove is set according to the outer diameter of the pipe fitting to be bent, so that the groove is tightly attached to the pipe fitting, and the bending effect is ensured.

As shown in fig. 2, the base 1 is provided with a plurality of fixing holes 11, and the plurality of fixing holes 11 are circumferentially arranged at the outer edge of the base 1. The fixing hole 11 is used for fixing the disc base 1 on a workbench, so that the base 1 is prevented from shaking during working.

In order to avoid the pipe fitting from falling out of the pressing block groove 43, the pressing block 4 is provided with an extension strip 44, the extension strip 44 is arranged above the pressing block groove 43, and the extension strip 44 can extend to the position right above the fixed head groove 31.

Specifically, the moving head 2 includes a bracket 21 and a roller 22, the roller 22 is disposed on the base 1 through the bracket 21, and the roller 22 abuts against the rolling side 41 of the pressing block 4. The bracket 21 is fixedly arranged on the handle 6 through bolts, and the roller 22 is arranged in the bracket 21 in a rolling way.

In order to facilitate the driving of the movable head 2 to rotate and bend, the movable head further comprises a handle 6 for driving the movable head 2 to rotate, the handle 6 is provided with a rotating end 61 and a force application end 62, the rotating end 61 is rotationally connected with the fixed head 3, the force application end 62 extends towards the outside of the base 1, and the bracket 21 is fixedly arranged on the handle 6.

As shown in fig. 4, in order to realize the installation and rotation of the handle 6, the device further comprises an installation seat 7, the installation seat 7 is fixedly arranged on the base 1, the rotating end 61 is an annular frame sleeved on the periphery of the installation seat 7, a baffle 71 for limiting the annular frame is further arranged at the top of the installation seat 7, and the baffle 71 is fixedly connected with the installation seat 7 through bolts. The diameter of the baffle 71 is larger than that of the cylindrical mounting seat 7, so that a rotating groove for mounting the annular frame is formed between the baffle 71 and the base 1, and the handle 6 is rotatably sleeved on the mounting seat 7 through the annular frame of the rotating end 61.

The mounting seat 7, the base 1 and the baffle 71 are concentric, a mounting hole 72 is formed in the center, the fixed head 3 comprises a bending block 32 and a mounting rod 33, the mounting rod 33 is placed in the mounting hole 72, and the bending block 32 is placed above the baffle 71. In order to facilitate the installation of the fixed head 3, the installation rod 33 may be provided as a screw, the installation hole 72 may be provided as an internal threaded hole matched with the screw, or the installation hole 72 may be provided so as not to penetrate through the installation groove of the base 1 and to open an installation hole at the bottom of the installation rod 33, and then the fixing bolt extends into the installation hole at the bottom of the installation rod 33 from the bottom surface of the base 1 to be screwed.

The above description is illustrative of the utility model and is not to be construed as limiting, and it will be understood by those skilled in the art that many modifications, changes or equivalents may be made without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims

1. The utility model provides a manual anchor clamps of bending round tube material, includes base (1), moves first (2) and decides first (3), decide first (3) fixed setting on base (1), move first (2) can be relative decide first (3) rotation, treat bending round tube material (8) place in decide first (3) and move between first (2), its characterized in that: still include briquetting (4), between fixed head (3) and movable head (2) are plugged into to briquetting (4), briquetting (4) have a roll extrusion side (41) and a bending side (42), movable head (2) offset with roll extrusion side (41) of briquetting (4), fixed head (3) offset with bending side (42) of briquetting (4), fixed head (3) outside is equipped with fixed head recess (31), bending side (42) of briquetting (4) are equipped with briquetting recess (43), fixed head recess (31) and briquetting recess (43) set up relatively and form bending groove (5) that can hold round tube material (8).

2. The clamp for manually bending round pipe materials according to claim 1, wherein: an extension strip (44) is formed on the pressing block (4), and the extension strip (44) is arranged above the pressing block groove (43).

3. The clamp for manually bending round pipe materials according to claim 1, wherein: the movable head (2) comprises a support (21) and a roller (22), the roller (22) is arranged on the base (1) through the support (21), and the roller (22) is propped against a rolling side (41) of the pressing block (4).

4. A clamp for manually bending round pipe material according to claim 3, wherein: the novel rotary head is characterized by further comprising a handle (6) for driving the movable head (2) to rotate, the handle (6) is provided with a rotating end (61) and a force application end (62), the rotating end (61) is rotationally connected with the fixed head (3), the force application end (62) extends towards the outside of the base (1), and the support (21) is fixedly arranged on the handle (6).

5. The clamp for manually bending round pipe material according to claim 4, wherein: still include mount pad (7), mount pad (7) are fixed to be set up on base (1), rotate end (61) for the suit in mount pad (7) outlying annular frame, mount pad (7) top still is equipped with baffle (71) that are used for annular frame spacing.

6. The clamp for manually bending round pipe materials according to claim 5, wherein: the mounting seat (7), the base (1) and the baffle (71) are concentric, the mounting hole (72) is formed in the center, the fixed head (3) comprises a bending block (32) and a mounting rod (33), the mounting rod (33) is arranged in the mounting hole (72), and the bending block (32) is arranged above the baffle (71).

7. The clamp for manually bending round pipe materials according to claim 1, wherein: the diameters of the fixed head groove (31) and the pressing block groove (43) are the same as the outer diameter of the round pipe material (8).

8. The clamp for manually bending round pipe materials according to claim 1, wherein: the base (1) is provided with a plurality of fixing holes (11), and the fixing holes (11) are circumferentially arranged on the outer edge of the base (1).