CN214321543U

CN214321543U - Nut closing device

Info

Publication number: CN214321543U
Application number: CN202022818279.8U
Authority: CN
Inventors: 吕洲; 秋新; 谢圣霆
Original assignee: Xi'an Chengli Aviation Manufacturing Co ltd
Current assignee: Xi'an Chengli Aviation Manufacturing Co ltd
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-10-01
Anticipated expiration: 2030-11-30

Abstract

The utility model relates to a nut binding off device, the on-line screen storage device comprises a first base, first base passes through the bolt fastening on first fixed plate, the fixed first stamping die that is provided with on the first base, first stamping die top is provided with a arch that is used for cup jointing the nut, first fixed plate vertical fixation sets up on the thread rolling lathe bed, the other end of thread rolling lathe bed still vertical fixation is provided with the second fixed plate, guide rail relative motion on the thread rolling lathe bed is followed to first fixed plate and second fixed plate, the fixed second base that is provided with on the second fixed plate, the fixed moulding mould that is used for extrudeing and binding off the nut that is provided with on the second base. The utility model discloses a nut binding off device make full use of the motion characteristic of thread rolling machine, binding off pressure and binding off speed are controllable, and processing cycle is short, and the precision is high, and the nut of processing out has the uniformity moreover.

Description

Nut closing device

Technical Field

The invention belongs to the technical field of manufacturing of tool fixtures, and particularly relates to a nut closing-up device.

Background

In the prior art, the nut closing operation is realized on a press machine, and the working mode has the disadvantages of low speed, low efficiency and uncontrollable quality. It is necessary to design a nut closing-in device to glue the tooling on the thread rolling machine, and the working mode can greatly improve the working efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned prior art's shortcoming, provide a nut binding off device, make full use of the motion characteristic of thread rolling machine, binding off pressure is controllable with binding off speed, and processing cycle is short, and the precision is high, and the nut of processing out has the uniformity moreover.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a nut closing-in device, its characterized in that, includes first base, first base passes through the bolt fastening on first fixed plate, the fixed first stamping die that is provided with on the first base, first stamping die top is provided with a arch that is used for cup jointing the nut, first fixed plate vertical fixation sets up on the thread rolling lathe bed, the other end of thread rolling lathe bed still vertical fixation is provided with the second fixed plate, guide rail relative motion on the thread rolling lathe bed is followed to first fixed plate and second fixed plate, the fixed second base that is provided with on the second fixed plate, the fixed moulding mould that is used for extrudeing and closing in the nut that is provided with on the second base.

Further, the shaping die comprises a second stamping die for extruding the nut and a third stamping die for closing the nut.

Further, the first base is fixed on the first fixing plate through bolts.

Furthermore, the first base is fixed on the first fixing plate in a sticking mode.

Further, a conical groove is formed in the center of the end face of the second stamping die.

Further, the included angle between the conical surface of the conical groove and the horizontal plane is 60 degrees.

Further, the nut necking-in device also comprises a core rod, and the core rod is used for ensuring that the centers of the first stamping die and the second stamping die are positioned on the same horizontal line during installation.

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

the nut necking-in device makes full use of the motion characteristic of a thread rolling machine, the necking-in pressure and the necking-in speed are controllable, the processing period is short, the precision is high, and the processed nuts have consistency.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.

Fig. 1 is a structural diagram of a nut necking device according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of a third stamping die of the nut necking device according to the embodiment of the present invention;

wherein: 1. a first base; 2. a first fixing plate; 3. a first stamping die; 4. a protrusion; 5. a screw rolling machine bed; 6. a second fixing plate; 7. a second base; 8. a second stamping die; 9. a third stamping die;

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus consistent with certain aspects of the invention, as detailed in the following claims.

In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and the embodiments.

As shown in fig. 1, the embodiment of the utility model provides a nut binding off device, a serial communication port, including first base 1, first base 1 passes through the bolt fastening on first fixed plate 2, the fixed first stamping die 3 that is provided with on

first base

1, 3 tops of first stamping die are provided with one and are used for cup jointing the arch 4 of nut, 2 vertical fixation of first fixed plate set up on thread rolling machine lathe bed 5, the other end of thread rolling machine lathe bed 5 is the vertical fixation still and is provided with second fixed plate 6, first fixed plate 2 and second fixed plate 6 are along the guide rail relative motion on the thread rolling machine lathe bed 5, the fixed second base 7 that is provided with on second fixed plate 6, the fixed moulding mould that is used for extrudeing and binding off the nut that is provided with on the second base 7.

Further, the first base 1 is fixed to the first fixing plate 2 by bolts.

Further, the first base 1 is fixed on the first fixing plate 2 by means of adhesion.

Further, a tapered groove is formed in the center of the end face of the second stamping die 8.

Further, the nut necking device further comprises a core rod, and the core rod is used for ensuring that the centers of the first stamping die 3 and the second stamping die 8 are located on the same horizontal line during installation.

In summary, the specific working process of the whole device is as follows: the first base 1 and the second base 7 are respectively fixed on the first fixing plate 2 and the second fixing plate 6 through bolts or a sticking mode, then the first stamping die 3 and the second stamping die 8 are respectively screwed into the first base 1 and the second base 7, the centers of the first stamping die 3 and the second stamping die 8 are ensured to be positioned on the same horizontal line through core rod detection, a nut to be processed is sleeved on the bulge 4 to be fixed, the thread rolling machine is opened, the first fixing plate 2 and the second fixing plate 6 move relatively along a track, so that the first stamping die 3 and the second stamping die 8 are driven to move relatively, due to PLC control, the movement speed and the pressure of the second stamping die 8 and the third stamping die 9 can be set, the extrusion of the nut is completed under the action of the conical groove of the second stamping die 8, so that the end face cone angle of the nut is extruded, and then, the second stamping die 8 is unscrewed from the second base 7, the third stamping die 9 is screwed on the second base 7, and the nut is stamped and closed again to finally obtain a finished product.

The above description is only exemplary of the invention, and is intended to enable those skilled in the art to understand and implement the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. It is to be understood that the present invention is not limited to what has been described above, and that various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.

Claims

1. A nut necking-in device is characterized by comprising a first base (1), wherein the first base (1) is fixed on a first fixing plate (2) through a bolt, a first stamping die (3) is fixedly arranged on the first base (1), a bulge (4) for sleeving a nut is arranged at the top end of the first stamping die (3), the first fixing plate (2) is vertically and fixedly arranged on the thread rolling machine body (5), the other end of the thread rolling machine body (5) is also vertically and fixedly provided with a second fixing plate (6), the first fixing plate (2) and the second fixing plate (6) move relatively along a guide rail on the body (5) of the thread rolling machine, the second fixing plate (6) is fixedly provided with a second base (7), and the second base (7) is fixedly provided with a shaping die for extruding and closing the nut.

2. A nut necking-in device according to claim 1, wherein the shaping die comprises a second stamping die (8) for extruding the nut and a third stamping die (9) for necking the nut.

3. A nut necking-in device according to claim 1, wherein the first base (1) is fixed on the first fixing plate (2) by means of gluing.

4. A nut necking-in device according to claim 2, wherein a tapered groove is provided at the center of the end face of the second punching die (8).

5. The nut necking device of claim 4, wherein the angle between the conical surface of the conical groove and the horizontal plane is 60 °.

6. A nut necking-in device according to claim 1, further comprising a core rod for ensuring that the centers of the first stamping die (3) and the second stamping die (8) are on the same horizontal line during installation.