CN219309702U

CN219309702U - Profile cold drawing die

Info

Publication number: CN219309702U
Application number: CN202223187792.7U
Authority: CN
Inventors: 何永涛; 何伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-07-07
Anticipated expiration: 2032-11-29

Abstract

The utility model belongs to the technical field of profile cold drawing, in particular to a profile cold drawing die which comprises a support frame, a pulling assembly, a box body, a spreading assembly, a rotating disc and a plurality of dies for profile cold drawing, wherein the pulling assembly is arranged on the support frame, the box body is fixedly arranged on the support frame, the spreading assembly is arranged in the box body, rectangular openings are formed in two sides of the box body, the two rectangular openings are positioned in the same horizontal plane, a servo motor is fixedly arranged on one side of the box body, an output shaft of the servo motor extends into the box body and is fixedly connected with the rotating disc, a plurality of mounting openings are formed in the rotating disc, and the dies are respectively detachably arranged in the corresponding mounting openings. The utility model has reasonable design and simple operation, is convenient for rapidly calling moulds with different sizes to carry out cold drawing operation, has better stability and can effectively improve the cold drawing efficiency.

Description

Profile cold drawing die

Technical Field

The utility model relates to the technical field of cold drawing of sectional materials, in particular to a cold drawing die of a sectional material.

Background

The cold drawing method is widely applied in the section bar processing process, cold drawing is a processing technology of materials, and for metal materials, cold drawing refers to drawing under the condition that the materials are at normal temperature in order to achieve a certain shape and a certain mechanical property. Compared with hot forming, the cold drawn product has the advantages of high dimensional accuracy and good surface finish.

At present, in the cold drawing process of the profile, a die is generally fixed at a designated position, and then one end of a profile blank is pulled to enable the profile blank to pass through the die, so that the profile with a corresponding size can be cold drawn.

Disclosure of Invention

The utility model aims to solve the defects of the prior art and provides a cold drawing die for a section bar.

The technical aim of the utility model is realized by the following technical scheme: a cold drawing die for sectional materials comprises a supporting frame, a pulling assembly, a box body, a spreading assembly, a rotating disc and a plurality of dies for cold drawing the sectional materials;

the pulling assembly is arranged on the supporting frame, the box body is fixedly arranged on the supporting frame, the spreading assembly is arranged in the box body, rectangular openings are formed in two sides of the box body, and the two rectangular openings are located in the same horizontal plane;

one side fixed mounting of box has servo motor, servo motor's output shaft extends into the box and with rolling disc fixed connection, set up a plurality of installing ports on the rolling disc, a plurality of moulds are detachable installation respectively in corresponding installing port.

Preferably, the mold is fixedly provided with a baffle ring, the baffle ring is abutted against one side of the rotating disc, and the mold is fixedly arranged in the mounting opening through bolts.

Preferably, the pulling assembly comprises a motor I, two supporting shafts, two chain wheels, chain belts, clamps and two supporting plates, wherein the two supporting shafts are rotatably installed on the supporting frame, the chain wheels are fixedly sleeved on the two supporting shafts, the same chain belt is connected to the two chain wheels in a transmission mode, the motor I is fixedly installed on the front side of the supporting frame, an output shaft of the motor I is fixedly connected with the left supporting shaft, the supporting plates are fixedly installed on the front side and the rear side of the chain belt, and the same clamp is fixedly installed on the top side of the two supporting plates.

Preferably, the bottom sides of the two supporting plates are fixedly provided with the same strip-shaped plate, the supporting frame is provided with two guide grooves, and the front side and the rear side of the strip-shaped plate are respectively and slidably arranged in the corresponding guide grooves.

Preferably, the spreading component comprises a rotating ring, an annular guide rail, two arc plates and two supporting pins, wherein an annular groove is formed in one side, far away from the rotating disc, of the box body, the annular guide rail is slidably mounted in the annular groove, the rotating ring is fixedly mounted on the annular guide rail, the two supporting pins are rotatably mounted on one side of the rotating ring, the arc plates are fixedly mounted on the two supporting pins, and a plurality of spreading holes are formed in the arc plates.

Preferably, the spreading component further comprises a motor II, a driving gear and an inner fluted disc, the inner fluted disc is fixedly arranged on the inner peripheral surface of the rotating ring, the motor II is fixedly arranged on the inner wall of one side of the box body far away from the rotating disc, the driving gear is fixedly sleeved on the output shaft of the motor II, and the driving gear is meshed with the inner fluted disc.

Preferably, one side of the rotating disc, which is close to the servo motor, is fixedly provided with an inner ring and an outer ring, and the inner ring and the outer ring are both in sliding contact with the inner wall of the box body.

The beneficial effects of the utility model are as follows: according to the utility model, the needed dies can be adjusted to the position overlapped with the axes of the profile blanks according to the needs under the action of the motor I and the rotating disc, so that the dies of different types can be quickly called according to the needs, the cold drawing efficiency of the profile can be improved, the profile blanks can be controlled to move transversely through the pulling assembly, and meanwhile, the lubricating powder can be spread on the profile blanks under the action of the spreading assembly, so that a good lubricating effect can be achieved.

The quick assembly disassembly operation is convenient for carry out to the mould under the effect of backing ring and bolt, can make the rolling disc keep better stability in the cold drawing in-process simultaneously under the cooperation of inner ring and outer loop to can effectually guarantee the stability of mould in the cold drawing in-process.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of a cold drawing die for a profile according to the present utility model;

fig. 2 is a schematic cross-sectional structure of a cold drawing die for a profile according to the present utility model;

fig. 3 is a schematic structural diagram of a portion a of a cold drawing die for a profile according to the present utility model;

fig. 4 is a schematic structural diagram of a portion B of a cold drawing die for a profile according to the present utility model.

In the figure: 1. a support frame; 11. a support shaft; 12. a sprocket; 13. a chain belt; 14. a first motor; 15. a strip-shaped plate; 16. a support plate; 17. a clamp; 2. a case; 21. a rotating ring; 22. an inner fluted disc; 23. a second motor; 24. a drive gear; 3. an arc-shaped plate; 4. a rotating disc; 41. a servo motor; 42. an inner ring; 43. an outer ring; 5. a mold; 51. a baffle ring.

Detailed Description

The technical scheme of the present utility model will be clearly and completely described in connection with specific embodiments. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.

Referring to fig. 1-4, a cold drawing die for section bar comprises a supporting frame 1, a box body 2, a rotating disc 4 and a plurality of dies 5 for cold drawing section bar, wherein two supporting shafts 11 are rotatably installed on the supporting frame 1, chain wheels 12 are fixedly sleeved on one side of the two supporting shafts 11, a same chain belt 13 is connected to the two chain wheels 12 in a transmission manner, a motor I14 is fixedly installed on the front side of the supporting frame 1, an output shaft of the motor I14 is fixedly connected with the supporting shaft 11 on the left side, supporting plates 16 are fixedly installed on the front side and the rear side of the chain belt 13, a same clamp 17 is fixedly installed on the top side of the two supporting plates 16, one end of the section bar to be cold drawn can be pulled, thereby cold drawing operation can be carried out on the section bar by matching with the dies 5, the box body 2 is fixedly installed on the supporting frame 1, an annular groove is formed on one side of the box body 2 far away from the rotating disc 4, and an annular guide rail is arranged in the annular groove, the annular guide rail is fixedly provided with a rotating ring 21, one side of the rotating ring 21 is rotatably provided with two supporting pins, the two supporting pins are fixedly provided with arc plates 3, the arc plates 3 are provided with a plurality of distributing holes, so that lubricating powder in the box body 2 can be conveniently distributed, the lubricating powder can be used for lubricating a cold-drawn profile blank, the inner peripheral surface of the rotating ring 21 is fixedly provided with an inner fluted disc 22, the inner wall of one side of the box body 2 far away from the rotating disc 4 is fixedly provided with a motor II 23, the output shaft of the motor II 23 is fixedly sleeved with a driving gear 24, the driving gear 24 is meshed with the inner fluted disc 22, the rotating ring 21 can be controlled to rotate, the two arc plates 3 can sequentially distribute the lubricating powder to the cold-drawn profile blank, the two sides of the box body 2 are provided with rectangular openings, the two rectangular openings are positioned in the same horizontal plane, one side of the box body 2 is fixedly provided with a servo motor 41, an output shaft of the servo motor 41 extends into the box body 2 and is fixedly connected with the rotating disc 4, a plurality of mounting ports are formed in the rotating disc 4, and a plurality of dies 5 are detachably mounted in the corresponding mounting ports respectively.

In this embodiment, fixed mounting has the baffle ring 51 on the mould 5, and baffle ring 51 butt is in one side of rolling disc 4, and mould 5 passes through bolt fixed mounting in the installing port, is convenient for carry out dismouting change to mould 5, can guarantee the stability of mould 5 when cold drawing operation simultaneously.

In this embodiment, the bottom sides of the two support plates 16 are fixedly provided with the same strip-shaped plate 15, the support frame 1 is provided with two guide grooves, and the front side and the rear side of the strip-shaped plate 15 are respectively slidably mounted in the corresponding guide grooves, so that the two support plates 16 can keep stable transverse movement.

In this embodiment, the inner ring 42 and the outer ring 43 are fixedly installed on one side of the rotating disc 4, which is close to the servo motor 41, and the inner ring 42 and the outer ring 43 are both in sliding contact with the inner wall of the box body 2, so that the stability of the rotating disc 4 in the cold drawing process can be ensured, and meanwhile, the mold 5 can be kept stable, so that the quality of cold drawing can be ensured.

In this embodiment, a limiting pin is fixedly installed on one side of the arc plate 3, so that the deflection range of the arc plate 3 can be limited.

Working principle: when the cold-drawing die is used, the power supply is firstly switched on, the dies 5 with various specifications which are needed to be used are respectively clamped in the corresponding mounting openings, then the dies are fixed on the rotating disc 4 through bolts, the rotating disc 4 is controlled to rotate through the servo motor 41, so that the dies 5 which are needed to be used can rotate to the lowest position, section bars which are needed to be cold-drawn pass through two rectangular openings, one ends of the section bars are spliced at the position of the clamp 17, then one ends of the section bars are fixed through furniture, lubricating powder is poured into the box 2, the motor I14 is started, the motor I14 controls the supporting plate 16 through the supporting shaft 11, the chain wheel 12 and the chain belt 13 to enable the clamp 17 to move leftwards, the cold-drawing operation can be carried out on the section bars, the motor II 23 is started in the cold-drawing process, the motor II 23 controls the rotating ring 21 through the driving gear 24 and the inner fluted disc 22, the two arc plates 3 rotate along with the rotating ring 21, part of the lubricating powder is placed in the arc plates 3 from the box 2, and the matched with the plurality of distributing holes is spread on the section bars which are in the cold-drawing section bars, so that the dimension of the section bars can be different from the required to be different in the position, and the die 5 can be adjusted to the different dimensions when the dies need to be used to be different in the cold-drawing operation.

The cold drawing die for the profile provided by the utility model is described in detail above. The principles and embodiments of the present utility model have been described herein with reference to specific examples, which are intended to be merely illustrative of the methods of the present utility model and their core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims

1. The cold drawing die for the section bar is characterized by comprising a supporting frame (1), a pulling assembly, a box body (2), a spreading assembly, a rotating disc (4) and a plurality of dies (5) for cold drawing the section bar;

the pulling assembly is arranged on the supporting frame (1), the box body (2) is fixedly arranged on the supporting frame (1), the spreading assembly is arranged in the box body (2), rectangular openings are formed in two sides of the box body (2), and the two rectangular openings are located in the same horizontal plane;

one side fixed mounting of box (2) has servo motor (41), the output shaft of servo motor (41) extends to in box (2) and with rolling disc (4) fixed connection, a plurality of installing ports have been seted up on rolling disc (4), and a plurality of moulds (5) are detachable respectively in corresponding installing port.

2. A profile cold drawing die as in claim 1, wherein: the mold (5) is fixedly provided with a baffle ring (51), the baffle ring (51) is abutted against one side of the rotating disc (4), and the mold (5) is fixedly arranged in the mounting opening through bolts.

3. A profile cold drawing die as in claim 1, wherein: the pulling assembly comprises a motor I (14), two supporting shafts (11), two chain wheels (12), chain belts (13), clamps (17) and two supporting plates (16), wherein the two supporting shafts (11) are rotatably installed on the supporting frame (1), the chain wheels (12) are fixedly sleeved on the two supporting shafts (11), the same chain belts (13) are connected to the two chain wheels (12) in a transmission mode, the motor I (14) is fixedly installed on the front side of the supporting frame (1), an output shaft of the motor I (14) is fixedly connected with the left supporting shaft (11), the supporting plates (16) are fixedly installed on the front side and the rear side of the chain belts (13), and the same clamp (17) is fixedly installed on the top side of the two supporting plates (16).

4. A profile cold drawing die according to claim 3, wherein: the bottom sides of the two supporting plates (16) are fixedly provided with the same strip-shaped plate (15), the supporting frame (1) is provided with two guide grooves, and the front side and the rear side of the strip-shaped plate (15) are respectively and slidably arranged in the corresponding guide grooves.

5. A profile cold drawing die as in claim 1, wherein: the spreading component comprises a rotating ring (21), an annular guide rail, two arc plates (3) and two supporting pins, wherein an annular groove is formed in one side, far away from the rotating disc (4), of the box body (2), the annular guide rail is slidably mounted in the annular groove, the rotating ring (21) is fixedly mounted on the annular guide rail, the two supporting pins are rotatably mounted on one side of the rotating ring (21), the arc plates (3) are fixedly mounted on the two supporting pins, and a plurality of spreading holes are formed in the arc plates (3).

6. A profile cold drawing die as defined in claim 5, wherein: the spreading assembly further comprises a motor II (23), a driving gear (24) and an inner toothed disc (22), the inner circumferential surface of the rotating ring (21) is fixedly provided with the inner toothed disc (22), the motor II (23) is fixedly arranged on the inner wall of one side, far away from the rotating disc (4), of the box body (2), the driving gear (24) is fixedly sleeved on the output shaft of the motor II (23), and the driving gear (24) is meshed with the inner toothed disc (22).

7. A profile cold drawing die as in claim 1, wherein: an inner ring (42) and an outer ring (43) are fixedly arranged on one side, close to the servo motor (41), of the rotating disc (4), and the inner ring (42) and the outer ring (43) are in sliding contact with the inner wall of the box body (2).