CN219817907U

CN219817907U - Turnover clamp structure of cold header

Info

Publication number: CN219817907U
Application number: CN202320883025.5U
Authority: CN
Inventors: 金伟; 黄豪; 金永
Original assignee: ZHEJIANG DONGRUI MACHINERY INDUSTRY CO LTD
Current assignee: ZHEJIANG DONGRUI MACHINERY INDUSTRY CO LTD
Priority date: 2023-04-19
Filing date: 2023-04-19
Publication date: 2023-10-13
Anticipated expiration: 2033-04-19

Abstract

The utility model discloses a cold header overturning clamp structure, which relates to the technical field of clamp structures and comprises a fixed shell, wherein a fixed shaft is rotatably arranged in the fixed shell, a fixed strip shell is arranged at the lower end of the fixed shaft, a magnetic brake and a transmission toothed ring are sequentially arranged in the fixed shell from top to bottom outside the fixed shaft, the magnetic brake is fixedly connected with the fixed shell, the transmission toothed ring is fixedly connected with the fixed shaft, a first driving motor is arranged on the right side, positioned outside the transmission toothed ring, of the inside of the fixed shell, a first driving gear connected with the transmission toothed ring in a meshed manner is arranged at the output end of the first driving motor, an angle sensor is arranged at the outside of the fixed shaft, and the angle sensor is fixedly connected with the fixed shell through a fixed frame. According to the utility model, the rotating structure and the angle detection structure are added, so that the material can be turned over more conveniently.

Description

Turnover clamp structure of cold header

Technical Field

The utility model relates to the technical field of clamp structures, in particular to a cold header overturning clamp structure.

Background

The cold header is special equipment mainly used for mass production of fasteners such as nuts and bolts. According to the metal plastic deformation theory, a certain pressure is applied to the metal blank at normal temperature, so that the metal blank generates plastic deformation in a die cavity, and the metal blank is molded according to a specified shape and size. When the cold header works in cold header, the work piece is transferred through the clamping of the clamp.

For example, the prior art is chinese patent publication No. CN201940526U (a pneumatic clamp): comprises a clamp body table body, a clamp cylinder driving device, a cam swinging device, a female clamp opening and closing device and a female clamp; the clamp body table body is provided with a clamp main sliding plate provided with a clamp seat, the cylinder driving device is connected with the cam swinging device through a driven swinging arm arranged on a driven swinging arm support, the lower end part of the cylinder driving device is controlled to be provided with a female clamp opening and closing device of a female clamp to slide up and down on the clamp seat, and the female clamp is divided into a female clamp clamping arm A provided with a clamping piece A and a female clamp clamping arm B provided with a clamping piece B.

The inventor finds that the following problems in the prior art are not solved well in the process of realizing the scheme: the cold header clamp in the prior art is not easy to realize the overturning function.

Disclosure of Invention

The utility model mainly aims to provide a cold header overturning clamp structure which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a cold header upset clamp structure, includes fixed shell, fixed shell's inside rotates installs the fixed axle, fixed strip shell is installed to the lower extreme of fixed axle, and fixed strip shell and fixed axle fixed connection, fixed axle outside is located fixed shell's inside from top to bottom has set gradually magnetic brake and transmission ring gear, magnetic brake and fixed shell fixed connection, transmission ring gear and fixed axle fixed connection, first driving motor is installed on the inside right side that is located transmission ring gear outside of fixed shell, first driving motor's output is installed and is passed through the first drive gear of meshing connection with transmission ring gear, fixed axle upper end is located fixed shell's externally mounted has angle sensor, and angle sensor passes through mount fixed connection with fixed shell.

Preferably, a bidirectional screw rod is arranged in the fixing strip shell, and the bidirectional screw rod is rotationally connected with the fixing strip shell.

Preferably, the sliding plate is installed at the lower extreme that is located the fixed strip shell inside outside the two-way lead screw, and the sliding plate passes through screw thread fit with two-way lead screw and is connected, sliding plate and fixed strip shell sliding connection, the one side fixed mounting that the sliding plate lower extreme is located the fixed strip shell lower extreme has the clamp.

Preferably, a second driving motor is installed on the left side of the upper end outside the fixed strip shell, the second driving motor is fixedly connected with the fixed strip shell, and a second driving gear is installed at the output end of the second driving motor.

Preferably, a second transmission gear is arranged at the left end of the outside of the bidirectional screw rod, which is positioned in the fixed strip shell, and the second transmission gear is fixedly connected with the bidirectional screw rod.

Preferably, a first transmission gear is arranged between the second transmission gear and the second driving gear on the left side inside the fixed strip shell, the first transmission gear is meshed with the second driving gear and the second transmission gear, and the first transmission gear is connected with the fixed strip shell in a rotating way.

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

1. when the material needs to be turned over, the magnetic brake is closed and the first driving motor is started, the first driving gear at the output end of the magnetic brake rotates, the angle sensor is started, the first driving gear drives the transmission toothed ring to enable the fixed shaft to rotate, the rotation angle of the fixed shaft is detected in real time through the angle sensor, after the requirement of steering angle is met, the magnetic brake is closed and started to fix the fixed shaft, so that the material can be turned over more conveniently, the control of the turning angle is more accurate, and the problem that the existing clamp can not turn over the material in the background art is solved.

2. The material is placed between two clamps at the lower end of the fixed strip shell, a second driving motor is started, a second driving gear at the output end of the second driving motor rotates, a first driving gear is driven under the meshing action and is matched with a second driving gear to transmit motion to the bidirectional screw rod, the sliding plate and the bidirectional screw rod are in threaded fit and are in sliding connection with the fixed strip shell and the sliding plate, the rotary motion of the bidirectional screw rod is converted into the linear motion of the sliding plate, and then the two sliding plates move towards the middle simultaneously, and the material is clamped through the clamps.

Drawings

FIG. 1 is a front view of the whole structure of a cold header overturning clamp structure of the utility model;

FIG. 2 is a cross-sectional view of a stationary housing of the cold header upset clamp structure of the present utility model;

FIG. 3 is a cross-sectional view of a fixed strip shell of the cold header overturning clamp structure of the utility model;

fig. 4 is a bottom view of the whole structure of the cold header overturning clamp structure of the utility model.

In the figure: 1. a fixed housing; 2. a fixed shaft; 3. fixing the strip shell; 4. a magnetic brake; 5. a drive ring gear; 6. a first driving motor; 7. a first drive gear; 8. an angle sensor; 9. a second driving motor; 10. a second drive gear; 11. a first transmission gear; 12. a two-way screw rod; 13. a second transmission gear; 14. a slide plate; 15. and (3) clamping pliers.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-4, the cold header overturning clamp structure comprises a fixed shell 1, a fixed shaft 2 is rotatably arranged in the fixed shell 1, a fixed strip shell 3 is arranged at the lower end of the fixed shaft 2, the fixed strip shell 3 is fixedly connected with the fixed shaft 2, a magnetic brake 4 and a transmission toothed ring 5 are sequentially arranged in the fixed shell 1 from top to bottom outside the fixed shaft 2, the magnetic brake 4 is fixedly connected with the fixed shell 1, the transmission toothed ring 5 is fixedly connected with the fixed shaft 2, a first driving motor 6 is arranged on the right side, outside the transmission toothed ring 5, of the fixed shell 1, a first driving gear 7 which is connected with the transmission toothed ring 5 through meshing is arranged at the output end of the first driving motor 6, an angle sensor 8 is arranged at the outer part of the fixed shaft 2, and the angle sensor 8 is fixedly connected with the fixed shell 1 through a fixed frame.

When the material turning device is used, when the material needs to be turned, the magnetic brake 4 is closed, the first driving gear 7 at the output end of the magnetic brake is turned on, the angle sensor 8 is turned on, the first driving gear 7 drives the transmission toothed ring 5 to enable the fixed shaft 2 to rotate, the rotation angle of the fixed shaft 2 is detected in real time through the angle sensor 8, after the requirement of the turning angle is met, the magnetic brake 4 is turned on, the magnetic brake 6 is closed, the fixed shaft 2 is fixed, and in this way, the material is turned over more conveniently, and the control of the turning angle is more accurate. It should be noted that, for the sake of space saving, innovative elements of the present patent are highlighted, and the existing cold header and clamp structure are not described in the present patent.

In this embodiment, the bidirectional screw rod 12 is installed inside the fixed bar housing 3, and the bidirectional screw rod 12 is rotatably connected with the fixed bar housing 3, and threads on the left and right sides of the outside of the bidirectional screw rod 12 are opposite, so that the outside slide plate 14 is simultaneously moved toward the center or moved outward.

In this embodiment, the sliding plate 14 is installed at the lower end of the bidirectional screw rod 12, which is located inside the fixed bar housing 3, and the sliding plate 14 is connected with the bidirectional screw rod 12 through threaded fit, the sliding plate 14 is slidably connected with the fixed bar housing 3, and the clamp 15 is fixedly installed at one side of the lower end of the sliding plate 14, which is located at the lower end of the fixed bar housing 3, and the clamp 15 is used for clamping materials.

In this embodiment, a second driving motor 9 is installed on the left side of the upper end outside the fixed strip casing 3, and the second driving motor 9 is fixedly connected with the fixed strip casing 3, a second driving gear 10 is installed at the output end of the second driving motor 9, and the second driving motor 9 is used for driving the second driving gear 10.

In this embodiment, the second transmission gear 13 is mounted at the left end of the outside of the bidirectional screw rod 12, which is located inside the fixed bar housing 3, and the second transmission gear 13 is fixedly connected with the bidirectional screw rod 12.

In this embodiment, a first transmission gear 11 is disposed between the second transmission gear 13 and the second driving gear 10 on the left side inside the fixed strip casing 3, the first transmission gear 11 is engaged with and connected with the second driving gear 10 and the second transmission gear 13, the first transmission gear 11 is rotatably connected with the fixed strip casing 3, and the first transmission gear 11 is used for transmitting power to the second transmission gear 13.

Working principle: when the material is clamped, the material is placed between two clamps 15 at the lower end of the fixed strip shell 3, the second driving motor 9 is started, the second driving gear 10 at the output end of the second driving motor is rotated, the first driving gear 11 is driven under the meshing action, the motion is transmitted to the bidirectional screw rod 12 by matching with the second driving gear 13, the sliding plate 14 and the bidirectional screw rod 12 are in threaded fit and under the sliding connection of the fixed strip shell 3 and the sliding plate 14, the rotation motion of the bidirectional screw rod 12 is converted into the linear motion of the sliding plate 14, the two sliding plates 14 are further enabled to move towards the middle at the same time, the material is clamped through the clamps 15, when the material needs to be overturned, the magnetic brake 4 is closed, the first driving motor 6 is started, the first driving gear 7 at the output end of the first driving motor is rotated, the angle sensor 8 is started, the first driving gear 7 drives the driving toothed ring 5 to enable the fixed shaft 2 to rotate, the rotation angle of the fixed shaft 2 is detected in real time through the angle sensor 8, and after the requirement of the turning angle is met, the first driving motor 6 is closed, the fixed shaft 4 is started, the fixed shaft 2 is enabled to be fixed, and the material is overturned conveniently and the turning angle is controlled accurately.

The circuit, the electronic components and the control module are all in the prior art, and can be completely realized by a person skilled in the art, and needless to say, the protection of the utility model does not relate to the improvement of software and a method.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Cold header upset clamp structure, including fixed shell (1), its characterized in that: fixed axle (2) are installed in inside rotation of fixed shell (1), fixed strip shell (3) are installed to the lower extreme of fixed axle (2), and fixed strip shell (3) and fixed axle (2) fixed connection, fixed axle (2) outside are located the inside of fixed shell (1) from top to bottom and have set gradually magnetic brake (4) and transmission ring gear (5), magnetic brake (4) and fixed shell (1) fixed connection, transmission ring gear (5) and fixed axle (2) fixed connection, first driving motor (6) are installed on the inside right side that is located transmission ring gear (5) outside of fixed shell (1), first driving gear (7) through the meshing connection with transmission ring gear (5) are installed to the output of first driving motor (6), the outside that fixed axle (2) upper end is located fixed shell (1) is installed angle sensor (8), and angle sensor (8) and fixed shell (1) pass through mount fixed connection.

2. The cold header upset clamp structure of claim 1, wherein: the inside of the fixed strip shell (3) is provided with a bidirectional screw rod (12), and the bidirectional screw rod (12) is rotationally connected with the fixed strip shell (3).

3. The cold header upset clamp structure of claim 2, wherein: the bidirectional screw rod (12) is characterized in that a sliding plate (14) is arranged at the lower end of the outside of the bidirectional screw rod (12) positioned inside the fixed strip shell (3), the sliding plate (14) is connected with the bidirectional screw rod (12) through threaded fit, the sliding plate (14) is in sliding connection with the fixed strip shell (3), and a clamp (15) is fixedly arranged at one side of the lower end of the sliding plate (14) positioned at the lower end of the fixed strip shell (3).

4. The cold header upset clamp structure of claim 3, wherein: the left side of the outside upper end of fixed strip shell (3) is installed second driving motor (9), and second driving motor (9) and fixed strip shell (3) fixed connection, second driving gear (10) are installed to the output of second driving motor (9).

5. The cold header upset clamp structure of claim 4, wherein: the second transmission gear (13) is arranged at the left end of the outside of the bidirectional screw rod (12) positioned in the fixed strip shell (3), and the second transmission gear (13) is fixedly connected with the bidirectional screw rod (12).

6. The cold header upset clamp structure of claim 5, wherein: the left side inside fixed strip shell (3) is provided with first drive gear (11) between second drive gear (13) and second drive gear (10), and first drive gear (11) are connected with second drive gear (10) and second drive gear (13) meshing, and first drive gear (11) are connected with fixed strip shell (3) rotation.