阅读说明：本技术 一种冷弯装置 (Cold bending device ) 是由 陈立新 刘元必 于 2021-07-09 设计创作，主要内容包括：本发明公开了一种冷弯装置,包括基座、抵靠件、冷弯机构和轴套,基座上设置有行程槽,基座顶面位于行程槽两侧固定设置有抵靠件；冷弯机构包括第一直线滑台、冷弯平台、安装架、第二直线滑台和活塞缸；第一直线滑台安装在行程槽内；冷弯平台的底座固定安装在第一直线滑台的滑台上,冷弯平台的顶面与基座顶面平齐；安装架固定安装在冷弯平台的顶面；第二直线滑台安装在安装架上；活塞缸固定安装在第二直线滑台的滑台上,活塞缸的活塞垂直朝向冷弯平台,所述活塞缸的活塞头上沿周向设置有第一安装槽；轴套通过第一安装槽旋转套接在活塞缸的活塞头上。本发明可以实现多种形状金属板材的冷弯。(The invention discloses a cold bending device which comprises a base, abutting pieces, a cold bending mechanism and a shaft sleeve, wherein a stroke groove is formed in the base, and the abutting pieces are fixedly arranged on the top surface of the base, positioned on two sides of the stroke groove; the cold bending mechanism comprises a first linear sliding table, a cold bending platform, a mounting frame, a second linear sliding table and a piston cylinder; the first linear sliding table is arranged in the stroke groove; the base of the cold bending platform is fixedly arranged on the sliding table of the first linear sliding table, and the top surface of the cold bending platform is flush with the top surface of the base; the mounting rack is fixedly arranged on the top surface of the cold bending platform; the second linear sliding table is arranged on the mounting frame; the piston cylinder is fixedly arranged on the sliding table of the second linear sliding table, a piston of the piston cylinder vertically faces the cold bending platform, and a first mounting groove is formed in the piston head of the piston cylinder along the circumferential direction; the shaft sleeve is rotatably sleeved on a piston head of the piston cylinder through a first mounting groove. The invention can realize the cold bending of metal plates with various shapes.)

1. A cold-bending device is characterized in that: the cold bending device comprises a base, abutting pieces, a cold bending mechanism and a shaft sleeve, wherein a stroke groove is formed in the base, and the abutting pieces are fixedly arranged on the top surface of the base, positioned on two sides of the stroke groove;

the cold bending mechanism comprises a first linear sliding table, a cold bending platform, a mounting frame, a second linear sliding table and a piston cylinder;

the first linear sliding table is arranged in the stroke groove;

the base of the cold bending platform is fixedly arranged on the sliding table of the first linear sliding table, and the top surface of the cold bending platform is flush with the top surface of the base;

the mounting rack is fixedly arranged on the top surface of the cold bending platform;

the second linear sliding table is arranged on the mounting frame;

the piston cylinder is fixedly arranged on the sliding table of the second linear sliding table, a piston of the piston cylinder vertically faces the cold bending platform, and a first mounting groove is formed in the piston head of the piston cylinder along the circumferential direction;

the shaft sleeve is rotatably sleeved on a piston head of the piston cylinder through a first mounting groove.

2. A cold-bending apparatus according to claim 1, wherein: the shaft sleeve comprises a ferrule and a plurality of rolling bodies, a second mounting groove matched with the first mounting groove is formed in the inner wall of one end of the ferrule, and the rolling bodies are arranged in a roller path formed by the first mounting groove and the second mounting groove.

3. A cold-bending apparatus according to claim 2, wherein: the one end of the ferrule is an elastic part which is a tubular body divided into a plurality of pieces along the axial direction;

the other end of the ferrule is a butting part which is a complete tubular body.

4. A cold-bending apparatus according to claim 2, wherein: the rolling body is a sphere, a cylinder or a cone.

5. A cold-bending apparatus according to claim 1, wherein: the mounting frame is provided with a jacking piece, and the jacking piece is abutted against the abutting part.

6. A cold-bending apparatus according to claim 1, wherein: the top surface of the base is provided with a reinforcing rib, and the reinforcing rib is connected with the abutting part.

7. A cold-bending apparatus according to claim 1, wherein: the base is provided with a control console, and the control console is electrically connected with the first linear sliding table, the second linear sliding table and the piston cylinder respectively.

Technical Field

The invention relates to the technical field of section steel processing equipment, in particular to a cold bending device.

Background

Cold-bending refers to mechanically bending a sheet of metal into a shape and size at room temperature. Patent CN201420662506.4 discloses a cold bending machine, which is characterized in that three points determine an arc according to the position of a roller contacting a steel bar, and the positions of the three points are different, so that the bent arcs are different. But the scheme has poor flexibility and is only suitable for cold bending the section bars with symmetrical rules and is not suitable for cold bending other asymmetrical and irregular section bars.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: the cold bending device can be used for flexibly cold bending metal plates in various shapes.

In order to solve the technical problems, the invention adopts the technical scheme that: a cold bending device comprises a base, abutting pieces, a cold bending mechanism and a shaft sleeve, wherein a stroke groove is formed in the base, and the abutting pieces are fixedly arranged on the top surface of the base, positioned on two sides of the stroke groove;

the cold bending mechanism comprises a first linear sliding table, a cold bending platform, a mounting frame, a second linear sliding table and a piston cylinder;

the first linear sliding table is arranged in the stroke groove;

the base of the cold bending platform is fixedly arranged on the sliding table of the first linear sliding table, and the top surface of the cold bending platform is flush with the top surface of the base;

the mounting rack is fixedly arranged on the top surface of the cold bending platform;

the second linear sliding table is arranged on the mounting frame;

the piston cylinder is fixedly arranged on the sliding table of the second linear sliding table, a piston of the piston cylinder vertically faces the cold bending platform, and a first mounting groove is formed in the piston head of the piston cylinder along the circumferential direction;

the shaft sleeve is rotatably sleeved on a piston head of the piston cylinder through a first mounting groove.

The invention has the beneficial effects that: be different from prior art, can fix sheet metal through the piston cylinder, utilize the removal of first straight line slip table to make fix sheet metal on the clod wash platform with lean on the piece to carry out the clod wash, carry out the fine setting of this department clod wash through the removal of second straight line slip table control piston cylinder simultaneously, sheet metal places the position through the change that does not stop like this and can realize the clod wash of multiple shape sheet metal.

Drawings

FIG. 1 is a schematic structural view of a cold-bending apparatus according to an embodiment of the present invention;

FIG. 2 is an exploded view of a sleeve of a cold bending apparatus according to an embodiment of the present invention;

description of reference numerals:

1. a base; 11. a stroke slot; 12. reinforcing ribs;

2. an abutting member;

3. a cold bending mechanism; 31. a first linear sliding table; 32. a cold bending platform; 33. a mounting frame; 34. a second linear sliding table; 35. a piston cylinder;

4. a shaft sleeve; 41. a ferrule; 411. a second mounting groove; 412. an elastic portion; 413. a holding portion; 42. a rolling body;

5. a first mounting groove;

6. a holding member;

7. a console.

Detailed Description

In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.

Referring to fig. 1 to 2, a cold bending device includes a base 1, a leaning piece 2, a cold bending mechanism 3, and a shaft sleeve 4, wherein a stroke slot 11 is formed on the base 1, and the leaning piece 2 is fixedly arranged on the top surface of the base 1 at two sides of the stroke slot 11;

the cold bending mechanism 3 comprises a first linear sliding table 31, a cold bending platform 32, a mounting frame 33, a second linear sliding table 34 and a piston cylinder 35;

the first linear sliding table 31 is arranged in the stroke groove 11;

the base of the cold bending platform 32 is fixedly arranged on the sliding table of the first linear sliding table 31, and the top surface of the cold bending platform 32 is flush with the top surface of the base 1;

the mounting rack 33 is fixedly arranged on the top surface of the cold bending platform 32;

the second linear sliding table 34 is mounted on the mounting frame 33;

the piston cylinder 35 is fixedly arranged on a sliding table of the second linear sliding table 34, a piston of the piston cylinder 35 vertically faces the cold bending platform 32, and a first mounting groove 5 is formed in the piston head of the piston cylinder 35 along the circumferential direction;

the shaft sleeve 4 is rotatably sleeved on a piston head of the piston cylinder 35 through a first mounting groove 5.

The working principle is as follows: before carrying out the clod wash to sheet metal, at the sheet metal surface according to the design drawing requirement curve of carving, then place the curved sheet metal of carving on clod wash platform 32, start first straight line slip table 31 after that and make sheet metal to leaning on 2 directions of carrying along stroke groove 11 and carry out the clod wash, then the operator starts second straight line slip table 34 according to the curve change of sheet metal here surface carving, make the piston cylinder 35 displacement, corresponding rotation takes place on sheet metal along with the removal of piston cylinder 35 for shaft sleeve 4 simultaneously, and then finely tune the clod wash of this department, make the curve of this place sheet metal surface carving become a straight line, the clod wash that should go out reaches required bending promptly. Then, the operator controls the first linear sliding table 31 to enable the metal plate to be far away from the abutting part 2 along the stroke groove 11, then controls the piston cylinder 35 to contract the piston to release the pressing on the metal plate, then the operator puts the metal plate again, presses the metal plate through the piston cylinder 35, and circulates the steps until the curve carved on the metal plate becomes a straight line.

From the above description, the beneficial effects of the present invention are: be different from prior art, can fix sheet metal through piston cylinder 35, utilize the removal of first straight line slip table 31 to make and fix sheet metal on the clod wash platform 32 with lean on to support to carry out the clod wash by piece 2, control piston cylinder 35 through second straight line slip table 34 simultaneously and remove the fine setting that carries out the clod wash of this department, sheet metal places the position through the change that does not stop like this and can realize the clod wash of multiple shape sheet metal.

Further, the shaft sleeve 4 comprises a ferrule 41 and a plurality of rolling bodies 42, wherein the inner wall of one end of the ferrule 41 is provided with a second mounting groove 411 matched with the first mounting groove 5, and the rolling bodies 42 are arranged in a raceway formed between the first mounting groove 5 and the second mounting groove 411.

Further, the one end of the ferrule 41 is an elastic part 412, and the elastic part 412 is a tubular body divided into multiple pieces along the axial direction;

the other end of the ferrule 41 is a holding portion 413, and the holding portion 413 is a complete tubular body.

Further, the rolling element 42 is a sphere, a cylinder, or a truncated cone.

As can be seen from the above description, the elastic portion 412 of the ferrule 41 is a tubular body divided into multiple lobes along the axial direction, each lobe corresponds to a spring and can press the rolling element 42 to tightly adhere to the first mounting groove 5 of the piston head of the piston cylinder 35, when the piston cylinder 35 is moved by the second linear sliding table 34, the rolling element 42 rolls between the raceways because the ferrule 41 contacts the metal plate, and because of the rolling friction, the rolling element 42 has a small friction force in the raceways, so that the metal plate is not displaced.

Further, a supporting member 6 is disposed on the mounting frame 33, and the supporting member 6 abuts against the abutting portion 413.

As can be seen from the above description, the abutting of the abutting member 6 and the abutting portion 413 of the ferrule 41 prevents the piston head of the piston cylinder 35 from being distorted due to the resistance force during the cold bending process, which may affect the cold bending effect of the metal material and damage the mounting structure of the piston cylinder 35 and the piston head.

Further, a reinforcing rib 12 is arranged on the top surface of the base 1, and the reinforcing rib 12 is connected with the abutting piece 2.

From the above description, the strength of the joint surface of the abutting piece 2 and the top surface of the base 1 can be increased by the reinforcing ribs 12, and the occurrence of crack at the joint surface of the abutting piece 2 and the base 1 when the abutting piece 2 abuts against the metal material through cold bending is avoided.

Further, base 1 is last to be provided with control cabinet 7, control cabinet 7 respectively with first straight line slip table 31, second straight line slip table 34 and piston cylinder 35 electric connection.

As is apparent from the above description, during the cold-bending operation, the operator can directly control the stage movements of the first linear slide table 31 and the second linear slide table 34 and the extension and contraction of the piston cylinder 35 through the control stage 7.

Example one

Referring to fig. 1 to 2, a cold bending device includes a base 1, a leaning piece 2, a cold bending mechanism 3, and a shaft sleeve 4, wherein a stroke slot 11 is formed on the base 1, and the leaning piece 2 is fixedly arranged on the top surface of the base 1 at two sides of the stroke slot 11; the cold bending mechanism 3 comprises a first linear sliding table 31, a cold bending platform 32, a mounting frame 33, a second linear sliding table 34 and a piston cylinder 35; the first linear sliding table 31 is arranged in the stroke groove 11; the base of the cold bending platform 32 is fixedly arranged on the sliding table of the first linear sliding table 31, and the top surface of the cold bending platform 32 is flush with the top surface of the base 1; the mounting rack 33 is fixedly arranged on the top surface of the cold bending platform 32; the second linear sliding table 34 is mounted on the mounting frame 33; the piston cylinder 35 is fixedly arranged on a sliding table of the second linear sliding table 34, a piston of the piston cylinder 35 vertically faces the cold bending platform 32, and a first mounting groove 5 is formed in the piston head of the piston cylinder 35 along the circumferential direction; the shaft sleeve 4 is rotatably sleeved on a piston head of the piston cylinder 35 through a first mounting groove 5. The shaft sleeve 4 comprises a ferrule 41 and a plurality of rolling bodies 42, wherein the inner wall of one end of the ferrule 41 is provided with a second mounting groove 411 matched with the first mounting groove 5, and the rolling bodies 42 are arranged in a raceway formed between the first mounting groove 5 and the second mounting groove 411. The one end of the ferrule 41 is an elastic part 412, and the elastic part 412 is a tubular body divided into multiple pieces along the axial direction; the other end of the ferrule 41 is a holding portion 413, and the holding portion 413 is a complete tubular body. The rolling body 42 is a sphere, a cylinder or a truncated cone. A reinforcing rib 12 is arranged on the top surface of the base 1, and the reinforcing rib 12 is connected with the abutting piece 2. The mounting frame 33 is provided with a supporting member 6, and the supporting member 6 abuts against the abutting portion 413. The base 1 is provided with a control console 7, and the control console 7 is respectively electrically connected with the first linear sliding table 31, the second linear sliding table 34 and the piston cylinder 35.

In summary, the present invention provides a cold bending apparatus, wherein an operator controls the table movement of the first linear sliding table and the second linear sliding table and the extension and retraction of the piston cylinder through the console. The piston cylinder can fix sheet metal on the clod wash platform, utilizes the removal of first linear sliding table can make the sheet metal of fixing on the clod wash platform with lean on the piece to carry out the clod wash. The reinforcing ribs can increase the strength of the joint surface of the abutting piece and the top surface of the base, and the joint surface of the abutting piece and the base is prevented from cracking when the abutting piece abuts against the metal material in a cold bending mode. The top holding piece is abutted against the abutting part, so that the piston head of the piston cylinder is prevented from being skewed under the action of a blocking force in the cold bending process, the cold bending effect of a metal material is prevented from being influenced, and meanwhile, the mounting structure of the piston cylinder and the piston head is damaged. And then the piston cylinder is controlled to move through the second linear sliding table, so that the cold bending at the position is finely adjusted. The shaft sleeve correspondingly rotates the metal plate to displace in the moving process of the piston cylinder.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.