CN218385054U

CN218385054U - Shaft penetrating device for shell of molded case circuit breaker

Info

Publication number: CN218385054U
Application number: CN202222545165.XU
Authority: CN
Inventors: 曹兵兵; 宋成爱
Original assignee: Foretech Elec App Jiangsu Corp ltd
Current assignee: Foretech Elec App Jiangsu Corp ltd
Priority date: 2022-09-26
Filing date: 2022-09-26
Publication date: 2023-01-24
Anticipated expiration: 2032-09-26

Abstract

The embodiment of the application provides a shaft penetrating device for a shell of a molded case circuit breaker, which comprises a positioning assembly, a discharging assembly and a shaft penetrating assembly which are sequentially arranged side by side; the positioning component is provided with a positioning groove suitable for accommodating the shell of the shaft to be penetrated; the discharging assembly is provided with a shaft penetrating station and a discharging station for conveying the fixed shaft to the shaft penetrating station; the shaft penetrating assembly comprises a thimble and a driving piece, and the driving piece can drive the thimble to move back and forth in a direction close to or far away from the shaft penetrating station; the shell to be penetrated is accommodated in the positioning groove, the shell to be penetrated is limited on a preset assembly station by the positioning groove, the fixed shaft is conveyed to the shaft penetrating station through the material discharging station, the driving piece is utilized to drive the ejector pin to penetrate the fixed shaft positioned at the shaft penetrating station into the assembling hole of the shell to be penetrated, so that the shaft penetrating operation of the shell can be completed, the structure is simple, the operation is convenient, the installation efficiency can be effectively improved, and the labor intensity of workers is reduced.

Description

Molded case circuit breaker shell shaft penetrating device

Technical Field

The utility model relates to a low pressure components and parts assembly field, concretely relates to moulded case circuit breaker casing wears axle device.

Background

The molded case circuit breaker is one of the most common low-voltage components, is commonly used as a terminal switch or a branch switch in a low-voltage distribution system, and is widely applied due to compact structure, moderate price and stable and reliable performance.

At present, most of molded case circuit breakers can be assembled by adopting a combination mode of penetrating a shaft through a surface cover, and the molded case circuit breaker has the characteristics of high strength and high reliability, and can effectively prevent the shell from being broken when a large current is cut off. However, the shaft penetrating assembly is usually required to be carried out manually in the combined mode, and in order to prevent loosening and falling, interference fit is required to be adopted between the shaft and the shell, so that the shaft penetrating process is time-consuming and labor-consuming, and the efficiency is low.

Therefore, there is a need to develop a shaft penetrating device for a molded case circuit breaker casing to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model provides a moulded case circuit breaker casing wears axle device to solve the casing and wear the axle process to waste time and energy, the lower technical problem of efficiency.

The embodiment of the utility model provides a pair of moulded case circuit breaker casing shaft device, include:

the positioning component is provided with a positioning groove suitable for accommodating the shell of the shaft to be penetrated;

the discharging assembly is provided with a shaft penetrating station and a discharging station for conveying the fixed shaft to the shaft penetrating station; and

the shaft penetrating assembly comprises a thimble and a driving piece, and the driving piece is used for driving the thimble to move back and forth towards the direction close to or far away from the shaft penetrating station;

the positioning assembly, the discharging assembly and the shaft penetrating assembly are sequentially arranged side by side, and when the shaft penetrating shell is accommodated in the positioning groove, an assembly hole in the shaft penetrating shell is collinear with the shaft penetrating station and the ejector pin, so that the driving piece can drive the ejector pin to penetrate a fixing shaft located in the shaft penetrating station into the assembly hole of the shaft penetrating shell.

Optionally, the positioning assembly comprises a base plate and a side baffle, and the side baffle is arranged on one side, away from the emptying assembly, of the base plate and protrudes out of the upper surface of the base plate, so that the positioning groove is defined in the base plate.

Optionally, the front side and/or the rear side of the backing plate is provided with a positioning stop.

Optionally, a positioning groove and/or a positioning projection adapted to the to-be-penetrated shaft housing are/is arranged on the base plate.

Optionally, the discharging assembly comprises a discharging plate, a material blocking bump is arranged at one end of the discharging plate, and the shaft penetrating station is formed at the joint of the discharging plate and the material blocking bump; the discharging plate is obliquely arranged towards the direction of the material blocking lug, so that the fixing shaft arranged on the discharging plate can enter the shaft penetrating station along the discharging plate.

Optionally, guide strips are arranged on two sides of the material discharging plate, and the two guide strips are arranged in parallel and at intervals so as to define the material discharging station on the material discharging plate; an opening corresponding to the shaft penetrating station is formed between the two guide strips and the material blocking bump.

Optionally, an ejector pin pressing plate extending to the upper side of the shaft penetrating station is arranged at the top of the material blocking bump.

Optionally, the shaft penetrating assembly further comprises a mounting seat fixedly arranged and a moving seat slidably mounted on the sliding rail; the driving piece is fixedly mounted to the mounting seat, and the driving end of the driving piece is connected to the movable seat and can drive the movable seat to slide along the sliding rail; the ejector pin is fixedly installed to the moving seat.

Optionally, a guide seat is installed at one end, close to the discharging assembly, of the slide rail, a guide hole for the ejector pin to penetrate through is formed in the guide seat, and the axis of the guide hole is collinear with the axis of the shaft penetrating station.

Optionally, a buffer is installed on one side of the guide seat facing the moving seat.

The embodiment of the utility model provides a following beneficial effect has: the shaft penetrating device comprises a positioning groove, a shaft penetrating shell, a driving piece and a thimble, wherein the shaft penetrating shell is arranged on the positioning groove, the positioning groove is used for accommodating the shaft penetrating shell in the positioning groove, the shaft penetrating shell is limited on a preset assembly station by the positioning groove, the fixing shaft is conveyed to the shaft penetrating station through a discharging station, the driving piece is used for driving the thimble to penetrate the fixing shaft positioned on the shaft penetrating station into an assembly hole of the shaft penetrating shell to complete shaft penetrating operation of the shell, the structure is simple, the operation is convenient, the installation efficiency can be effectively improved, and the labor intensity of workers is reduced.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a top view of an embodiment of the present invention;

fig. 3 is a sectional view of the discharging component in the embodiment of the present invention;

FIG. 4 is a diagram illustrating a usage status of the embodiment of the present invention;

the figures in the drawings represent:

1. a base plate; 2. a positioning assembly; 21. a base plate; 22. a side dam; 23. positioning a stop block; 3. a discharging component; 31. a material placing plate; 32. a material blocking lug; 33. a guide strip; 34. a thimble pressing plate; 4. a shaft penetrating component; 41. a thimble; 42. a drive member; 43. a mounting base; 44. a slide rail; 45. a movable seat; 46. a guide seat; 47. a buffer; 48. a protective cover; 5. a shell to be penetrated; 6. and fixing the shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without making creative efforts belong to the protection scope of the present invention. Furthermore, it should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation, not limitation. In the present invention, unless stated to the contrary, the terms of orientation such as "front" and "back" used herein generally refer to the front and back of the device in actual use or operation, specifically to the direction of the drawing in the drawings; while "inner" and "outer" are with respect to the outline of the device.

Referring to fig. 1 and 2, an embodiment of the present invention provides a shaft penetrating device for a molded case circuit breaker casing, including a positioning assembly 2, a discharging assembly 3, and a shaft penetrating assembly 4, which are sequentially disposed on a bottom plate 1 side by side. The positioning assembly 2 is provided with a positioning groove suitable for accommodating the shell 5 to be penetrated, the shell 5 to be penetrated can be limited on a preset assembly station, and the shaft penetrating operation is convenient. The discharging assembly 3 is provided with a shaft penetrating station and a discharging station, and the discharging station can convey the fixed shaft 6 to the shaft penetrating station. The shaft penetrating assembly 4 comprises a thimble 41 and a driving element 42, and the driving element 42 can drive the thimble 41 to move back and forth in a direction close to or far away from the shaft penetrating station.

As shown in fig. 4, when the shaft penetrating housing 5 is accommodated in the positioning groove, the assembly hole on the shaft penetrating housing 5 is collinear with the axes of the shaft penetrating station and the thimble 41, the driving member 42 is started, the thimble 41 is driven by the driving member 42 to penetrate the fixing shaft 6 located at the shaft penetrating station into the assembly hole of the shaft penetrating housing 5, and the shaft penetrating operation of the housing is completed.

Specifically, the positioning assembly 2 in this embodiment includes a base plate 21 and a side baffle 22, and the side baffle 22 is disposed on a side of the base plate 21 away from the emptying assembly 3 and protrudes from an upper surface of the base plate 21, so as to define a positioning groove on the base plate 21. Specifically, when the thimble 41 penetrates the fixing shaft 6 into the assembling hole of the to-be-penetrated shaft shell 5, the side baffle 22 can block and position the to-be-penetrated shaft shell 5 beside the base plate 21, so as to prevent the to-be-penetrated shaft shell 5 from moving in a shaft penetrating process and affecting a shaft penetrating effect.

In order to increase the positioning reliability, positioning stoppers 23 may be provided on the front and/or rear side of the backing plate 21, and the shaft housing 5 may be positioned by being stopped by the side guards 22 and the positioning stoppers 23 from different directions. Of course, since most of the shaft housing 5 to be penetrated is provided with the convex portion and/or the concave portion, the base plate 21 may be provided with the positioning groove and/or the positioning projection adapted to the shaft housing 5 to be penetrated, so as to further enhance the positioning effect and ensure that the shaft housing 5 to be penetrated can be accurately and stably limited on the predetermined assembly station.

Specifically, as shown in fig. 3, the discharging assembly 3 in this embodiment includes a discharging plate 31, a material blocking protrusion 32 is disposed at one end of the discharging plate 31, and the shaft penetrating station is formed at a connection position of the discharging plate 31 and the material blocking protrusion 32. The discharging plate 31 needs to be arranged in an inclined mode towards the direction of the material blocking bump 32, the inclined plane of the discharging plate 31 serves as a discharging station, the fixing shaft 6 arranged on the discharging plate 31 can automatically enter the shaft penetrating station along the discharging plate 31 under the action of gravity, and the discharging device is simple in structure and convenient to operate.

As some optional embodiments, guide strips 33 may be disposed on two sides of the discharging plate 31, the two guide strips 33 are disposed in parallel and at an interval, and a discharging station is defined on the discharging plate 31 by the guide strips 33, so that the fixed shaft 6 can be effectively prevented from deviating in the process of falling along the discharging plate 31, and the fixed shaft 6 can be ensured to accurately enter the shaft penetrating station. An opening corresponding to the shaft penetrating station needs to be reserved between the two guide strips 33 and the material blocking bump 32 so that the ejector pin 41 can penetrate through and push the fixing shaft 6 of the shaft penetrating station into the to-be-penetrated shell 5. In addition, an ejector pin pressing plate 34 extending to the position above the shaft penetrating station can be arranged at the top of the material blocking bump 32, and the fixed shaft 6 and the ejector pin 41 are prevented from tilting upwards in the shaft penetrating process by the ejector pin pressing plate 34.

Specifically, the shaft penetrating assembly 4 in this embodiment further includes a mounting seat 43 fixedly disposed on the bottom plate 1 and a moving seat 45 slidably mounted on the sliding rail 44. The driving member 42 is fixedly mounted to the mounting seat 43, the driving end of the driving member 42 is connected to the moving seat 45 through a connector such as a floating joint, and the thimble 41 is fixedly mounted to the moving seat 45 through a connector such as a mounting plate. The slide rail 44 is installed on the base plate 1 along the driving direction of the driving element 42, and the driving element 42 can drive the moving seat 45 to slide along the slide rail 44, so as to improve the stability of the movement of the thimble 41.

As some optional embodiments, a guide seat 46 may be installed at one end of the slide rail 44 close to the emptying assembly 3, and a guide hole for the thimble 41 to pass through is formed in the guide seat 46, and an axis of the guide hole needs to be collinear with an axis of the shaft penetrating station so as to guide the movement of the thimble 41, thereby further improving the stability thereof. A damper 47 may be attached to the guide base 46 on the side facing the movable base 45, and the movement of the movable base 45 may be restricted and damped by the damper 47. In addition, as shown in fig. 4, a protective cover 48 is further installed on the outer periphery of the thimble 41 and the movable base 45 to prevent the moving operation of the thimble 41 from being influenced by human collision during the operation.

As shown in fig. 4, when the device is used, only a plurality of fixing shafts 6 need to be placed on the material placing plate 31 side by side, and the fixing shaft 6 at the lowest side can automatically enter a shaft penetrating station under the action of gravity; then, the shell 5 to be penetrated is placed into the positioning groove, the driving piece 42 is started, and the driving piece 42 is utilized to drive the thimble 41 to penetrate the fixed shaft 6 positioned at the shaft penetrating station into the assembling hole of the shell 5 to be penetrated; after the shaft penetrating operation is completed, the driving element 42 drives the thimble 41 to return to the initial position, and the next fixed shaft 6 on the discharging plate 31 continues to enter a shaft penetrating station under the action of gravity, so as to perform the next shaft penetrating operation. It is understood that the driving member 42 can be a linear reciprocating driving mechanism such as an air cylinder, a linear motor, a lead screw, etc., which is not limited to the embodiment.

The principle and the implementation of the present invention are explained by applying specific examples, and the above description of the embodiments is only used to help understand the technical solution and the core idea of the present invention; those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the present invention in its various embodiments.

Claims

1. The utility model provides a moulded case circuit breaker casing poling device which characterized in that includes:

the positioning component is provided with a positioning groove suitable for accommodating the shell to be penetrated;

the shaft penetrating assembly comprises an ejector pin and a driving piece, and the driving piece is used for driving the ejector pin to move in a reciprocating mode towards a direction close to or far away from the shaft penetrating station;

the positioning assembly, the discharging assembly and the shaft penetrating assembly are sequentially arranged side by side, and when the shaft penetrating shell is accommodated in the positioning groove, an assembly hole in the shaft penetrating shell is collinear with the shaft penetrating station and the ejector pin, so that the driving piece can drive the ejector pin to penetrate a fixed shaft located at the shaft penetrating station into the assembly hole of the shaft penetrating shell.

2. The molded case circuit breaker case shaft penetrating device of claim 1, wherein: the locating component comprises a base plate and a side baffle, wherein the side baffle is arranged on one side, far away from the discharging component, of the base plate and protrudes out of the upper surface of the base plate, so that the locating groove is defined in the base plate.

3. The molded case circuit breaker housing shaft penetrating device according to claim 2, wherein: and the front side and/or the rear side of the backing plate are/is provided with a positioning stop block.

4. The molded case circuit breaker housing shaft penetrating device according to claim 2, wherein: and the base plate is provided with a positioning groove and/or a positioning lug which are matched with the shell to be penetrated.

5. The molded case circuit breaker case shaft penetrating device of claim 1, wherein: the discharging assembly comprises a discharging plate, a material blocking lug is arranged at one end of the discharging plate, and the shaft penetrating station is formed at the joint of the discharging plate and the material blocking lug; the material discharging plate is obliquely arranged towards the material blocking bump, so that the fixing shaft arranged on the material discharging plate can enter the shaft penetrating station along the material discharging plate.

6. The molded case circuit breaker housing shaft penetrating device as recited in claim 5, wherein: guide strips are arranged on two sides of the material discharging plate, and the two guide strips are arranged in parallel and at intervals so as to define a material discharging station on the material discharging plate; an opening corresponding to the shaft penetrating station is arranged between the two guide strips and the material blocking lug.

7. The molded case circuit breaker housing shaft penetrating device as recited in claim 5, wherein: and the top of the material blocking bump is provided with an ejector pin pressing plate extending to the upper part of the shaft penetrating station.

8. The molded case circuit breaker case shaft penetrating device of claim 1, wherein: the shaft penetrating assembly further comprises a fixedly arranged mounting seat and a moving seat which is slidably mounted on the sliding rail; the driving piece is fixedly mounted to the mounting seat, and the driving end of the driving piece is connected to the movable seat and can drive the movable seat to slide along the sliding rail; the ejector pin is fixedly installed to the moving seat.

9. The molded case circuit breaker case shaft penetrating device of claim 8, wherein: the guide seat is installed to the slide rail near the one end of blowing subassembly, set up on the guide seat and supply the guiding hole that the thimble passed, the axis of guiding hole with wear the axis collineation of axle station.

10. The molded case circuit breaker case shaft penetrating device of claim 9, wherein: and a buffer is arranged on one side of the guide seat, which faces the moving seat.