CN114178634A

CN114178634A - A thread rolling plate for step bolt thread processing

Info

Publication number: CN114178634A
Application number: CN202111638178.5A
Authority: CN
Inventors: 王宗广; 李明; 李振华
Original assignee: Dongfeng Motor Fastener Co ltd
Current assignee: Dongfeng Motor Fastener Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-03-15
Anticipated expiration: 2041-12-30
Also published as: CN114178634B

Abstract

The invention discloses a thread-filing plate for processing step bolt threads, which relates to the technical field of step bolt production, and comprises a thread-filing plate, and is characterized in that: the upper portion of the inner cavity of the wire-filing plate is provided with an upper groove, the middle portion of the inner cavity of the wire-filing plate is provided with a communicating groove, the lower portion of the inner cavity of the wire-filing plate is provided with a lower groove, the inner walls of the upper groove, the communicating groove and the lower groove are provided with thread teeth, a T-shaped bolt is arranged in a matched mode in the inner cavity of the wire-filing plate, the radius of the upper groove and the radius of the communicating groove are changed through the T-shaped bolt arranged in a sleeved mode, the wire-filing plate can be suitable for milling of step bolts with different radiuses, the thread-filing plate for step bolt thread machining is used for connecting the lower portion of the wire-filing plate to a fixing base through bolts, then the step bolts are fastened through magnetic suction holes in the bottom of a load appliance and enable the sleeved bolts to extend into the communicating groove, a motor for starting the load appliance enables the step bolts to be screwed into the communicating groove, the upper groove and the inner wall of the communicating groove are provided with the thread teeth, and external threads of the step bolts can be milled at one time.

Description

A thread rolling plate for step bolt thread processing

Technical Field

The invention relates to the technical field of step bolt production, in particular to a thread-resisting plate for step bolt thread machining.

Background

The step bolt is a nonstandard screw with two or more steps, the step bolt is generally not in stock, the step bolt is produced by die sinking or the tooth filing plate is adopted by the existing screw to carry out tooth filing, the existing tooth filing plate cannot mill the step bolt at one time, milling can be carried out only one step by one step, the efficiency is low, the radius of the thread groove of the inner cavity of the bolt cannot be changed by the existing tooth filing plate according to the requirement, and the step bolt cannot be flexibly applied.

Disclosure of Invention

The invention aims to provide a thread-resisting plate for processing a stepped bolt thread, which solves the problems in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a thread rolling plate for step bolt thread processing, includes thread rolling plate, its characterized in that: the upper portion of the inner cavity of the wire filing plate is provided with an upper groove, the middle portion of the inner cavity of the wire filing plate is provided with a communicating groove, the lower portion of the inner cavity of the wire filing plate is provided with a lower groove, the inner walls of the upper groove, the communicating groove and the lower groove are provided with thread teeth, and the inner cavity of the wire filing plate is provided with a T-shaped bolt in a matched mode.

Preferably, the four corners of the side surface of the wire contusion plate are provided with connecting holes.

Preferably, the caliber of the upper groove is equal to that of the lower groove, and is larger than that of the communication groove.

Preferably, the inner cavity of the T-shaped bolt is provided with a thread groove, and the thread groove corresponds to the upper groove and the communicating groove.

Preferably, the outer wall of the T-shaped bolt and the middle part of the top of the side face of the thread-resisting plate are both provided with a limiting hole, and an inner cavity of the limiting hole is provided with a limiting rod.

Compared with the prior art, the invention has the beneficial effects that:

1. this a thread plate of filing for step bolt thread machining passes through bolted connection on the fixing base in the lower part that will file the screw plate, then through the magnetism of load utensil bottom inhale the hole fastening step bolt and make and cup joint the bolt and stretch into intercommunication groove department, start the motor of load utensil with step bolt screw in intercommunication groove, the upper groove is equipped with the thread tooth with the intercommunication inslot wall, can once only mill out the external screw thread of step bolt.

2. This a thread plate of filing for step bolt thread processing, it is except can vertical fixed to file the silk board, can also be through filing the connecting hole horizontal fixation of silk board side, from both ends screw in step bolt, can once only mill the external screw thread of two sets of step bolts simultaneously, improves work efficiency.

3. This a thread plate of filing for step bolt thread processing, the inner chamber of filing the silk board is supporting to be provided with the T type and ties, ties the radius that changes upper groove and intercommunication groove through the T type of establishing through the cover, can be applicable to milling of different radius step bolts.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an isometric view of the present invention;

FIG. 3 is a cross-sectional view of a wire board of the present invention;

FIG. 4 is a schematic view of the T-shaped pin of the present invention.

In the figure: 1. a wire-filing plate; 2. an upper groove; 3. a communicating groove; 4. a lower groove; 5. thread teeth; 6. a T-shaped bolt; 7. connecting holes; 8. a limiting hole; 9. a limiting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: the utility model provides a thread rolling plate for step bolt thread processing, including thread rolling plate 1, the upper portion of 1 inner chamber of thread rolling plate is equipped with upper groove 2, the middle part of 1 inner chamber of thread rolling plate is equipped with intercommunication groove 3, the lower part of 1 inner chamber of thread rolling plate is equipped with low groove 4, upper groove 2, intercommunication groove 3, the inner wall of low groove 4 all is provided with thread tooth 5, the supporting T type bolt 6 that is provided with of the inner chamber of thread rolling plate 1, upper groove 2 equals with the bore of low groove 4, and be greater than the bore of intercommunication groove 3, pass through bolted connection on the fixing base with the lower part of thread rolling plate 1 of rolling plate, then through the magnetism suction hole fastening step bolt of load utensil bottom and make the bolt that cup joints stretch into intercommunication groove 3 department, the motor that starts load utensil is with step bolt screw in the intercommunication groove 3, upper groove 2 is equipped with thread tooth 5 with the 3 inner walls of intercommunication groove, the external screw thread of step bolt can once only mill out.

Furthermore, connecting holes 7 are formed in four corners of the side face of the wire filing plate 1, the wire filing plate 1 can be vertically fixed, the connecting holes 7 in the side face of the wire filing plate 1 can be transversely fixed, step bolts can be screwed in from two ends, external threads of two groups of step bolts can be milled at one time, and work efficiency is improved.

Referring to fig. 1 and 4, the inner cavity of the T-shaped bolt 6 is provided with a thread groove corresponding to the upper groove 2 and the communicating groove 3, the outer wall of the T-shaped bolt 6 and the middle part of the top of the side surface of the thread-resisting plate 1 are both provided with a limiting hole 8, the inner cavity of the limiting hole 8 is provided with a limiting rod 9, and the thread groove of the inner cavity of the T-shaped bolt 6 is smaller than the upper groove 2 and the communicating groove 3 in the same proportion, so that the T-shaped bolt is suitable for milling bolts with steps of different radii.

This a thread plate work hour of filing for step bolt thread processing: pass through bolted connection on the fixing base in the lower part that will contort the silk board 1, then the magnetism through the load utensil bottom is inhaled the hole and is fastened the step bolt and make and cup joint the bolt and stretch into 3 departments of intercommunication groove, start the motor of load utensil with step bolt screw in intercommunication groove 3 in, the upper groove 2 is equipped with thread tooth 5 with 3 inner walls of intercommunication groove, can once only mill the external screw thread of step bolt, it except can vertical fixed to contort the silk board 1, can also be transversely fixed through connecting hole 7 of contorting the silk board 1 side, from both ends screw in step bolt, can once only mill the external screw thread of two sets of step bolts simultaneously, and the work efficiency is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a thread rolling plate for step bolt thread processing, includes thread rolling plate (1), its characterized in that: the upper portion of the inner cavity of the wire filing plate (1) is provided with an upper groove (2), the middle of the inner cavity of the wire filing plate (1) is provided with a communicating groove (3), the lower portion of the inner cavity of the wire filing plate (1) is provided with a lower groove (4), the inner walls of the upper groove (2), the communicating groove (3) and the lower groove (4) are provided with thread teeth (5), and the inner cavity of the wire filing plate (1) is provided with a T-shaped bolt (6) in a matched mode.

2. The thread-cutting plate for stepped bolt thread processing according to claim 1, wherein: the four corners of the side surface of the wire contusion plate (1) are provided with connecting holes (7).

3. The thread-cutting plate for stepped bolt thread processing according to claim 1, wherein: the calibers of the upper groove (2) and the lower groove (4) are equal and larger than the calibers of the communication grooves (3).

4. The thread-cutting plate for stepped bolt thread processing according to claim 1, wherein: the inner cavity of the T-shaped bolt (6) is provided with a thread groove which corresponds to the upper groove (2) and the communicating groove (3).

5. The thread-cutting plate for stepped bolt thread processing according to claim 1, wherein: the outer wall of the T-shaped bolt (6) and the middle part of the top of the side face of the thread-resisting plate (1) are both provided with a limiting hole (8), and an inner cavity of the limiting hole (8) is provided with a limiting rod (9).