Hole opening device for circuit breaker machining

Abstract

The utility model discloses a trepanning device for circuit breaker processing, which comprises a bottom plate and a protective cover, the top of the bottom plate is fixedly connected with a support plate, the top of the support plate is fixedly connected with a top plate, the top of the top plate is fixedly connected with a telescopic cylinder, and the piston end of the telescopic cylinder penetrates through the top plate and is fixedly connected with a connecting plate. The drilling machine has the advantages that the telescopic air cylinder is started to push the connecting plate downwards, so that the protective cover abuts against the supporting plate, then the telescopic air cylinder continues to push the connecting plate downwards, and due to the arrangement of the spring, the connecting plate can be driven by the telescopic air cylinder to rotate, so that the drilling machine is convenient to use. And the drill bit can continue to move downwards to punch the circuit breaker, so that chippings can be prevented from splashing, and workers are prevented from being hurt by the chippings.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit breakers, in particular to a hole opening device for processing circuit breakers. Background Art

[0002] A circuit breaker is a type of circuit breaker. It is an electronically controlled component that ensures the safety of a circuit. It can automatically cut off the circuit when a serious overload, short circuit, undervoltage or other fault occurs in the circuit, ensuring the safety of the circuit and equipment. It is an indispensable and important component in the current circuit laying process. During the production process of small circuit breakers, holes are generally drilled in the small circuit breakers for subsequent assembly and installation.

[0003] The prior art proposes, for example, Chinese patent [application number CN202320162088.1] which discloses a hole-opening device for processing a small circuit breaker, comprising a base plate, a side plate fixedly arranged on one side of the top of the base plate, a connecting plate fixedly arranged on the top of the side plate, a fixing plate fixedly arranged on the top of the connecting plate, fixing columns fixedly arranged at the four corners of the top of the fixing plate, and a punching mechanism fixedly arranged in the middle of the top of the fixing plate; although the patent can automatically fix the circuit breaker by arranging a slide plate on the base plate, and a load-bearing plate on the slide plate, and the electric slider on the load-bearing plate can then be moved to a suitable position by the slide plate, and holes are punched by a drill; however, the above patent has certain defects during use. For example, when drilling holes in the circuit breaker, certain debris will be generated, and the splashing debris may injure the staff. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and provides a hole-opening device for circuit breaker processing.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A hole-opening device for processing a circuit breaker comprises a bottom plate and a protective cover, wherein the top of the bottom plate is fixedly connected to a support plate, the top of the support plate is fixedly connected to a top plate, the top of the top plate is fixedly connected to a telescopic cylinder, the piston end of the telescopic cylinder penetrates through the top plate and is fixedly connected to a connecting plate, the bottom of the connecting plate is fixedly connected to a drilling mechanism, the top of the connecting plate is fixedly connected to a spring, the top of the spring is fixedly connected to the inner bottom side of the protective cover, the top of the bottom plate is provided with a fixing mechanism, and the top of the protective cover is provided with a through hole matched with the piston end of the telescopic cylinder.

[0007] Preferably, the drilling mechanism comprises a connecting rod fixedly connected to the connecting plate, a first motor is fixedly mounted on the bottom of the connecting rod, and a drill bit is fixedly connected to an output end of the first motor.

[0008] Preferably, a slide groove is provided on the top of the base plate, a first slider is slidably connected inside the slide groove, a screw rod is rotatably connected inside the slide groove, a travel threaded hole is provided on one side of the first slider, the screw rod is threadedly connected in the travel threaded hole, the top of the first slider is fixedly connected to a fixing mechanism, a second motor is fixedly installed on one side of the base plate, and an output end of the second motor is fixedly connected to the screw rod through a coupling.

[0009] Preferably, the fixing mechanism comprises a support plate fixedly connected to the first slider, a sliding groove is provided on the top of the support plate, and two groups of electric sliders are slidably arranged inside the sliding groove.

[0010] The beneficial effect of the utility model is as follows: the utility model provides a hole-making device for processing a circuit breaker. When it is necessary to drill a hole in the circuit breaker, the worker places the circuit breaker on the fixing mechanism, and then starts the second motor to rotate the screw rod to move the fixing mechanism to the bottom of the drilling mechanism, and then starts the telescopic cylinder to push the connecting plate downward, so that the protective cover contacts the supporting plate, and then the telescopic cylinder continues to push the connecting plate downward. Due to the establishment of the spring, the drill bit can continue to move downward to drill a hole in the circuit breaker, which can prevent debris from splashing and prevent the debris from injuring the worker. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a basic structural schematic diagram of the utility model;

[0012] Figure 2 This is a schematic diagram of the drilling mechanism structure of the utility model;

[0013] Figure 3 It is a schematic diagram of the fixing mechanism structure of the utility model. DETAILED DESCRIPTION

[0014] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0015] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0016] like Figure 1 - Figure 3 As shown, the utility model provides a hole-opening device for circuit breaker processing, comprising a bottom plate 1 and a protective cover 2, the top of the bottom plate 1 is fixedly connected with a support plate 3, the top of the support plate 3 is fixedly connected with a top plate 4, the top of the top plate 4 is fixedly connected with a telescopic cylinder 5, the piston end of the telescopic cylinder 5 penetrates the top plate 4 and is fixedly connected with a connecting plate 6, the bottom of the connecting plate 6 is fixedly connected with a drilling mechanism 7, the top of the connecting plate 6 is fixedly connected with a spring 8, the top of the spring 8 is fixedly connected to the inner bottom side of the protective cover 2, the top of the bottom plate 1 is provided with a fixing mechanism 9, and the top of the protective cover 2 is opened There is a through hole that matches the piston end of the telescopic cylinder 5; when it is necessary to drill a hole in the circuit breaker, the staff places the circuit breaker on the fixing mechanism 9, fixes the circuit breaker through the fixing mechanism 9, moves the fixing mechanism 9 to the bottom of the drilling mechanism 7, and then starts the telescopic cylinder 5 to push the connecting plate 6 downward, so that the protective cover 2 contacts the support plate 901, and then the telescopic cylinder 5 continues to push the connecting plate 6 downward. Due to the establishment of the spring 8, the drilling mechanism 7 can continue to move downward to drill a hole in the circuit breaker, which can prevent debris from splashing and prevent the debris from injuring the staff.

[0017] The drilling mechanism 7 includes a connecting rod 701 fixedly connected to the connecting plate 6, a first motor 702 is fixedly installed at the bottom of the connecting rod 701, and a drill bit 703 is fixedly connected to the output end of the first motor 702; the drilling operation can be completed by starting the first motor 702 to rotate the drill bit 703.

[0018] A slide groove 10 is provided on the top of the base plate 1, and a first slider 11 is slidably connected inside the slide groove 10, and a screw rod 12 is rotatably connected inside the slide groove 10. A travel threaded hole is provided on one side of the first slider 11, and the screw rod 12 is threadedly connected in the travel threaded hole. The top of the first slider 11 is fixedly connected to the fixing mechanism 9, and a second motor 13 is fixedly installed on one side of the base plate 1, and the output end of the second motor 13 is fixedly connected to the screw rod 12 through a coupling; starting the second motor 13 to rotate the screw rod 12 allows the slider to drive the fixing mechanism 9 to move, which is convenient for moving the circuit breaker.

[0019] The fixing mechanism 9 includes a support plate 901 fixedly connected to the first slider 11, a sliding groove 902 is provided on the top of the support plate 901, and two sets of electric sliders 903 are slidably arranged inside the sliding groove 902; the circuit breaker can be loosely fixed by controlling the movement of the electric sliders 903.

[0020] Working principle: when it is necessary to drill a hole in the circuit breaker, the staff places the circuit breaker on the support plate 901, and then fixes the circuit breaker through the electric slider 903, and then starts the second motor 13 to rotate the screw rod 12 so that the support plate 901 drives the circuit breaker to move to the bottom of the drilling mechanism 7, and then starts the telescopic cylinder 5 to push the connecting plate 6 downward, so that the protective cover 2 contacts the support plate 901, and then the telescopic cylinder 5 continues to push the connecting plate 6 downward. Due to the establishment of the spring 8, the drill bit 703 can continue to move downward to drill a hole in the circuit breaker, which can prevent debris from splashing and prevent the debris from injuring the staff.

[0021] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A hole-making device for circuit breaker processing, comprising a base plate (1) and a protective cover (2), characterized in that: The top of the bottom plate (1) is fixedly connected to a support plate (3), the top of the support plate (3) is fixedly connected to a top plate (4), the top of the top plate (4) is fixedly connected to a telescopic cylinder (5), the piston end of the telescopic cylinder (5) passes through the top plate (4) and is fixedly connected to a connecting plate (6), the bottom of the connecting plate (6) is fixedly connected to a drilling mechanism (7), the top of the connecting plate (6) is fixedly connected to a spring (8), the top of the spring (8) is fixedly connected to the inner bottom side of the protective cover (2), the top of the bottom plate (1) is provided with a fixing mechanism (9), and the top of the protective cover (2) is provided with a through hole that matches the piston end of the telescopic cylinder (5).

2. A hole-punching device for circuit breaker processing according to claim 1, characterized in that: The drilling mechanism (7) comprises a connecting rod (701) fixedly connected to the connecting plate (6), a first motor (702) being fixedly mounted on the bottom of the connecting rod (701), and a drill bit (703) being fixedly connected to the output end of the first motor (702).

3. A hole-punching device for circuit breaker processing according to claim 1, characterized in that: A slide groove (10) is provided at the top of the base plate (1), a first slider (11) is slidably connected inside the slide groove (10), a screw rod (12) is rotatably connected inside the slide groove (10), a travel threaded hole is provided on one side of the first slider (11), the screw rod (12) is threadedly connected in the travel threaded hole, the top of the first slider (11) is fixedly connected to a fixing mechanism (9), a second motor (13) is fixedly mounted on one side of the base plate (1), and an output end of the second motor (13) is fixedly connected to the screw rod (12) via a coupling.

4. A hole-punching device for circuit breaker processing according to claim 3, characterized in that: The fixing mechanism (9) comprises a support plate (901) fixedly connected to the first sliding block (11); a sliding groove (902) is provided on the top of the support plate (901); two groups of electric sliding blocks (903) are slidably arranged inside the sliding groove (902).

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