CN216554804U

CN216554804U - Automatic trigger formula fastening components

Info

Publication number: CN216554804U
Application number: CN202122422713.5U
Authority: CN
Inventors: 蔡盛保
Original assignee: Pem China Co ltd
Current assignee: Pem China Co ltd
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2022-05-17
Anticipated expiration: 2031-10-08

Abstract

The utility model discloses an automatic trigger type fastening assembly, which is used for connecting a first plate and a second plate and comprises: the shell is fixedly connected with the first plate, and a third through hole penetrates through the shell along the axial direction; the part of the pin shaft is embedded in the third through hole, the outer edge of the pin shaft is sleeved with a spring positioned in the shell, and the pin shaft can reciprocate along the axial direction; a limiting block sleeved on the shell, wherein the limiting block is provided with a through moving space; the handle is arranged in the moving space, one side of the handle is provided with a hole, the pin shaft is arranged in the hole and is rotationally connected with the handle, the handle can rotate along a preset direction relative to the limiting block under the driving of the pin shaft, and then the pin shaft is driven to move towards the second plate along the axial direction so as to lock the first plate and the second plate. The fastening assembly is convenient for an operator to use, only needs to install the second plate, does not need to operate the handle, greatly simplifies the operation process, reduces the labor cost and greatly improves the production efficiency.

Description

Automatic trigger formula fastening components

Technical Field

The utility model relates to the technical field of fasteners, in particular to an automatic triggering type fastening assembly.

Background

In industrial production, fastening assemblies are used primarily to connect two or more objects together. When the traditional fastening assembly is used for installing the second plate, an operator needs to operate the handle of the fastening assembly with one hand, the second plate is installed with the other hand, the installation process is extremely inconvenient, a large amount of manual operation is needed, the second plate needs to be accurately aligned during installation, the working efficiency is low, and the traditional fastening assembly is not suitable for large-scale production and use.

SUMMERY OF THE UTILITY MODEL

To overcome the deficiencies in the prior art, embodiments of the present invention provide an auto-triggering fastening assembly that addresses at least one of the above problems.

The embodiment of the application discloses an automatic triggering type fastening assembly, which only needs to install a second plate, so that the second plate touches a conical surface at the lower end of a pin shaft to push the pin shaft to move upwards along the axial direction, and further drive a handle to move upwards; when the handle moves to be abutted against the inclined surface of the moving space, the movement of the handle is changed into rotary movement; when the second plate moves to be aligned with the first through hole of the first plate, the pin shaft moves downwards along the axial direction under the action of the spring, the handle continues to rotate in the preset direction under the pulling action of the pin shaft until the handle rotates for 90 degrees, one side face of the handle is in contact with the upper end face of the shell, and at the moment, the handle and the pin shaft are in a locking state, so that the first plate and the second plate are connected. The fastening assembly is convenient for an operator to use, only needs to install the second plate, does not need to operate the handle, greatly simplifies the operation process, reduces the labor cost and greatly improves the production efficiency.

Wherein, an automatic formula fastening components that triggers for connect first panel and second panel, be equipped with first through-hole on the first panel, be equipped with the second through-hole on the second panel, its characterized in that includes:

the shell is embedded in the first through hole and fixedly connected with the first plate, and a third through hole penetrates through the shell along the axial direction;

the pin shaft is partially embedded in the third through hole, a spring positioned in the shell is sleeved on the outer edge of the pin shaft, and the pin shaft can reciprocate along the axial direction;

the limiting block is sleeved on the shell and provided with a through moving space;

the handle is arranged in the moving space and provided with a hole in one side, the pin shaft is arranged in the hole and is rotationally connected with the handle, the handle is driven by the pin shaft to move towards the top of the limiting block and then rotate along a preset direction, so that the pin shaft is driven to move towards the top far away from the limiting block along the axial direction, the pin shaft is made to penetrate through the first through hole and the second through hole, and the first plate and the second plate are locked and fixed.

Furthermore, a first step portion is arranged at one end, close to the first plate, of the outer edge of the shell, and the first step portion is abutted to the limiting block.

Further, the shell can be fixedly connected with the first plate through processes of pressure riveting, welding, gluing, turning riveting and the like.

Furthermore, the pin shaft is in clearance fit with the second through hole, and the pin shaft is in clearance fit with the third through hole.

Furthermore, the outer edge of one end, close to the first plate, of the pin shaft is provided with a conical surface.

Furthermore, a second step portion is arranged on the pin shaft, the height of the second step portion is smaller than that of the third through hole, and the spring sleeve is arranged on the outer edge of the pin shaft and is abutted against the second step portion.

Furthermore, the spring has a certain pretightening force in an initial state.

Further, the height of the moving space is greater than the height of the handle.

Furthermore, one side of the moving space, which is far away from the shell, is provided with an inclined plane, and the inclined plane can enable the handle to rotate after being abutted against the inclined plane.

Furthermore, rotating shafts are fixedly connected to two sides of the opening of the handle and are positioned on the radial center line of the handle, so that the handle can be kept stable when being rotated to a locking state.

The utility model has the following beneficial effects:

the fastening assembly only needs to be provided with a second plate, so that the second plate touches the conical surface at the lower end of the pin shaft to push the pin shaft to move upwards along the axial direction, and further drive the handle to move upwards; when the handle moves to be abutted against the inclined surface of the moving space, the movement of the handle is changed into rotary movement; when the second plate moves to be aligned with the first through hole of the first plate, the pin shaft moves downwards along the axial direction under the action of the spring, the handle continues to rotate in the preset direction under the pulling action of the pin shaft until the handle rotates for 90 degrees, one side face of the handle is in contact with the upper end face of the shell, and at the moment, the handle and the pin shaft are in a locking state, so that the first plate and the second plate are connected. The fastening assembly is convenient for an operator to use, only needs to install the second plate, does not need to operate the handle, greatly simplifies the operation process, reduces the labor cost and greatly improves the production efficiency.

In order to make the aforementioned and other objects, features and advantages of the utility model comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is an exploded perspective view of an embodiment of an auto-trigger fastening assembly of the present invention;

FIG. 2 is a schematic structural view of an embodiment of an auto-activated fastening assembly of the present invention;

FIG. 3 is a cross-sectional view of an embodiment of the present invention showing an unlocked condition of the auto-triggered fastening assembly;

FIG. 4 is a cross-sectional view of an embodiment of the self-triggering fastener assembly in a locked state;

FIG. 5 is a cross-sectional view of a first locking process of the auto-triggered fastening assembly in an embodiment of the present invention;

fig. 6 is a cross-sectional view of a second latching process of the auto-trigger fastening assembly in an embodiment of the present invention.

Reference numerals of the above figures: 10. a first sheet material; 100. a first through hole; 20. a second sheet material; 30. a fastening assembly; 31. a housing; 310. a third through hole; 311. a first step portion; 32. a pin shaft; 320. a conical surface; 321. a second step portion; 33. a spring; 34. a limiting block; 340. a movement space; 341. a bevel; 35. a handle; 350. opening a hole; 36. and (4) rotating the shaft.

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.

It should be noted that the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature.

According to the automatic triggering type fastening assembly, only a second plate needs to be installed, the second plate touches the conical surface at the lower end of the pin shaft to push the pin shaft to move upwards along the axial direction, and then the handle is driven to move upwards; when the handle moves to be abutted against the inclined surface of the moving space, the movement of the handle is changed into rotary movement; when the second plate moves to be aligned with the first through hole of the first plate, the pin shaft moves downwards along the axial direction under the action of the spring, the handle continues to rotate along the preset direction under the pulling of the pin shaft until the handle rotates 90 degrees, one side face of the handle is in contact with the upper end face of the shell, and at the moment, the handle and the pin shaft are in a locking state, so that the first plate and the second plate are connected. The fastening assembly is convenient for an operator to use, only needs to install the second plate, does not need to operate the handle, greatly simplifies the operation process, reduces the labor cost and greatly improves the production efficiency.

The present invention will be described in detail with reference to the accompanying drawings, 1 to 6 and examples.

The auto-triggering fastening assembly 30 of the present embodiment is used for connecting a first plate 10 and a second plate 20, wherein a first through hole 100 is formed on the first plate 10, and a second through hole (not shown) is formed on the second plate 20, and includes:

the outer shell 31 is embedded in the first through hole 100 and fixedly connected with the first plate 10, and a third through hole 310 penetrates through the outer shell 31 in the axial direction;

the pin shaft 32 is partially embedded in the third through hole 310, a spring 33 positioned in the shell 31 is sleeved on the outer edge of the pin shaft 32, and the pin shaft 32 can reciprocate along the axial direction;

a limiting block 34 sleeved on the shell 31, wherein the limiting block 34 is provided with a through moving space 340;

the handle 35 is disposed in the moving space 340, and one side of the handle 35 is provided with an opening 350, the pin shaft 32 is disposed in the opening 350 and rotatably connected to the handle 35, the handle 35 is driven by the pin shaft 32 to move toward the top of the stopper 34 and then rotate along a preset direction, so as to drive the pin shaft 32 to move along the axial direction toward the second plate 20, so as to drive the pin shaft 32 to move along the axial direction toward the top away from the stopper 34, so that the pin shaft 32 penetrates through the first through hole 100 and the second through hole, and the first plate 10 and the second plate 20 are locked.

With reference to fig. 1, 3, 4, 5, and 6, the first plate 10 and the second plate 20 are locked by the above structure: the operator pushes the second plate 20 to touch the tapered surface 320 at the lower end of the pin 32, so that the pin 32 moves upward in the axial direction to drive the handle 35 to move upward in the axial direction, as shown by the arrow in fig. 5. When the handle 35 moves to abut against the inclined surface 341 of the moving space 340, the handle 35 rotates clockwise around the swivel shaft 36. When the pin 32 is fully retracted by the second sheet 20, the lower right corner of the handle 35 also moves from the right side of the centerline of the pin 32 to the left side of the centerline. When the second plate 20 is moved to the position that the second through hole is aligned with the first through hole 100 of the first plate 10, the pin 32 is moved downward in the axial direction by the spring 33, and the handle 35 is further rotated clockwise by the pulling of the pin 32 until one side surface of the handle 35 contacts with the upper end surface of the housing 31 after the handle 35 is rotated by 90 °, as shown by the arrow in fig. 6. At this time, the handle 35 and the pin 32 will be in a stable state and a locked state, so that the first plate 10 and the second plate 20 are connected.

Unlocking the first sheet 10 and the second sheet 20: the operator pulls the handle 35 to rotate the handle 35 by 90 ° counterclockwise, so that the other end surface of the handle 35 contacts with the upper plane of the housing 31, and the pin 32 will retract into the housing 31, thereby unlocking the first sheet material 10 from the second sheet material 20.

Specifically, in the present embodiment, the auto-trigger fastening assembly 30 is used to connect the first sheet material 10 and the second sheet material 20. The first plate 10 is provided with a first through hole 100. The second plate 20 is provided with a second through hole. The auto-trigger fastening assembly 30 includes: a housing 31. The housing 31 may be cylindrical. The housing 31 is embedded in the first through hole 100 and is fixedly connected with the first plate 10. The shell 31 may be fixedly connected to the first plate 10 by riveting, welding, gluing, riveting, or the like. A third through hole 310 axially penetrates the housing 31. The pin shaft 32 is embedded in the third through hole 310. The pin 32 is partially located in the third through hole 310. The outer edge of the pin shaft 32 is sleeved with a spring 33 positioned in the shell 31. The pin 32 is capable of reciprocating in the axial direction. The pin 32 may be cylindrical. The shell 31 is sleeved with a limiting block 34. The stopper 34 has a moving space 340 therethrough. A slope 341 is formed on a side of the moving space 340 away from the housing 31. The inclined surface 341 is used to rotate the handle 35. And a handle 35 disposed in the moving space 340 and having an opening 350 at one side thereof. The pin 32 is disposed in the opening 350 and is rotatably connected to the handle 35. The handle 35 can rotate along a preset direction relative to the limiting block 34 under the driving of the pin shaft 32, and further drive the pin shaft 32 to move toward the second plate 20 along the axial direction, so as to lock and fix the first plate 10 and the second plate 20. The fastening assembly 30 is convenient for an operator to use, only the second plate 20 needs to be installed, the handle 35 does not need to be operated, the operation process is greatly simplified, the labor cost is reduced, and the production efficiency is greatly improved.

Referring to fig. 3 and 4 in particular, in the present embodiment, a first step 311 is disposed at one end of the outer edge of the outer shell 31 adjacent to the first plate 10. The first step portion 311 abuts against the stopper 34 to fix the stopper 34.

Specifically, in this embodiment, the pin 32 is in clearance fit with the second through hole. The pin 32 is in clearance fit with the third through hole 310. The pin shaft 32 can reciprocate in the first through hole 100, the second through hole and the third through hole 310 along the axial direction, so that the pin shaft 32 can lock or unlock the first plate 10 and the second plate 20.

Specifically, in this embodiment, the outer edge of the pin 32 near one end of the first plate 10 is provided with a tapered surface 320. The tapered surface 320 is used to increase the contact area with the second plate 20, so that when the second plate 20 is in contact with the tapered surface, the tapered surface can move upward in the axial direction under the pushing action of the second plate 20, and further push the handle 35 to rotate.

Specifically, in this embodiment, the pin 32 is provided with a second step portion 321. The height of the second step 321 is less than the height of the third through hole 310. The spring 33 is sleeved on the outer edge of the pin shaft 32 and abuts against the second step portion 321. The spring 33 has a certain pre-tightening force in an initial state to overcome the inertia force of the movement of the pin shaft 32, so that the pin shaft 32 can smoothly connect the first plate 10 and the second plate 20 under the action of the elastic force of the spring 33.

Specifically, in the present embodiment, the height of the moving space 340 is greater than the height of the handle 35, so that the handle 35 can smoothly perform a rotating motion.

Specifically, in this embodiment, a slope 341 is disposed on a side of the moving space 340 away from the housing 31. The distance from the inclined surface 341 far away from the rotation direction of the handle 35 to the end surface of the stopper 34 is greater than the distance from the inclined surface 341 toward the rotation direction of the handle 35 to the end surface of the stopper 34. The inclined surface 341 enables the handle 35 to rotate after abutting against the handle, so that the pin shaft 32 moves downwards along the axial direction under the action of the spring 33, and the connection between the first plate 10 and the second plate 20 is automatically and conveniently realized.

Specifically, in this embodiment, the rotation shaft 36 is fixedly connected to both sides of the opening 350 of the handle 35. The swivel shaft 36 is located at the radial centerline of the handle 35 to stabilize the handle 35 when rotated to the locked position.

The principle and the implementation mode of the utility model are explained by applying specific embodiments in the utility model, and the description of the embodiments is only used for helping to understand the technical scheme and the core idea of the utility model; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.

Claims

1. The utility model provides an automatic formula fastening components triggers for connect first panel and second panel, be equipped with first through-hole on the first panel, be equipped with the second through-hole on the second panel, a serial communication port, include:

2. The auto-triggering fastening assembly of claim 1, wherein an end of the outer edge of the outer shell adjacent to the first sheet material is provided with a first step, and the first step abuts against the stop block.

3. The auto-trigger fastening assembly of claim 1, wherein the housing is fixedly attached to the first sheet material by a clinching, welding, gluing, or clinching process.

4. The auto-trigger fastening assembly of claim 1, wherein the pin is a clearance fit with the second through-hole and the pin is a clearance fit with the third through-hole.

5. The auto-trigger fastening assembly of claim 1, wherein the pin has a tapered surface on an outer edge of an end thereof adjacent to the first sheet of material.

6. The auto-triggering fastening assembly of claim 1, wherein the pin has a second step portion, the second step portion has a height smaller than the third through hole, and the spring is disposed around the outer edge of the pin and abuts against the second step portion.

7. The auto-trigger fastening assembly of claim 1, wherein the spring has a pre-load force in an initial state.

8. The auto-trigger fastening assembly of claim 1, wherein the height of the travel space is greater than the height of the handle.

9. The auto-trigger fastening assembly of claim 1 wherein a side of the displacement volume remote from the housing is provided with a ramp surface that enables the handle to rotate upon abutment therewith.

10. The auto-trigger fastener assembly of claim 1, wherein a pivot shaft is fixedly attached to each side of the opening of the handle, the pivot shaft being located at a radial centerline of the handle to stabilize the handle when rotated to the locked position.