CN113385717A

CN113385717A - Handheld hole-forming tool for cabinet body

Info

Publication number: CN113385717A
Application number: CN202110687917.3A
Authority: CN
Inventors: 朱永贵; 崇为珍
Original assignee: Secco Rail Transit Technology Shanghai Co ltd
Current assignee: Secco Rail Transit Technology Shanghai Co ltd
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2021-09-14

Abstract

The invention discloses a handheld hole drilling tool for a cabinet body, which comprises a frame, wherein a round module is fixedly connected to the top of the left side of the frame, a fixed seat aligned with the axis of the round module is fixedly connected to the bottom of the left side of the frame, a hole drilling module is arranged at the top of the fixed seat, and the hole drilling module is connected with the fixed seat through a lifting structure. The invention drives the drilling module to linearly push upwards and complete the hole opening operation in the rotating process through the lifting structure, can achieve the purpose of no need of an external power supply, is suitable for field operation without a power supply, and is particularly suitable for processing and using the box body, the cabinet and the junction box outdoors.

Description

Handheld hole-forming tool for cabinet body

Technical Field

The invention relates to the technical field of electric power, in particular to a handheld hole-forming tool for a cabinet body.

Background

In the fields of industrial equipment control, electric power, communication and rail transit, a plurality of electric control cabinets, chassis, cabinets and junction boxes are required to be used, the cabinets are generally made of materials such as steel plates, aluminum plates, glass fibers or plastics, all the cabinets are designed and processed in the prior period and then are installed with devices in the cabinets, a control part in the cabinets is generally connected with or communicated with external controlled equipment or sensors, holes are required to be formed in the cabinets to control cables and communication cables, new functions or external control equipment is often required to be added in the actual production and debugging process, particularly new products or new projects, because in the prior design or manufacturing process, cabinet holes connected with the external equipment are already manufactured, wire outlet holes are required to be added on the cabinets or cabinets, if the devices in the cabinets are removed and reprocessed, the production and engineering period can be influenced, and if the electric hand drill type tool is used for drilling, the electric hand drill type tool cannot be used outdoors without a power supply, so that the defect is large.

Disclosure of Invention

In order to solve the problems in the background art, the invention aims to provide a handheld tapping tool for a cabinet body, which has the advantages of low cost, convenience and manual drilling, and solves the problems that production and engineering periods are influenced if wire outlet holes are additionally formed in a cabinet or the cabinet body and devices in the cabinet are removed for reprocessing, and the handheld tapping tool cannot be used outdoors without a power supply if holes are drilled by electric hand drills.

In order to achieve the purpose, the invention provides the following technical scheme: the handheld hole opening tool for the cabinet body comprises a frame;

the round module of the left top fixedly connected with of frame, the fixing base that the left bottom fixedly connected with of frame aligns with round module axle center, the top of fixing base is provided with the drilling module, drilling module and fixing base are connected through elevation structure.

Preferably, the lifting structure is a ball screw located at the bottom of the fixed seat, the top of the fixed seat is fixedly connected with a screw nut, the top end of the ball screw sequentially penetrates through the fixed seat and the screw nut and extends to the top of the fixed seat, the screw nut and the ball screw are meshed with each other, the top end of the ball screw is fixedly connected with a sleeve, and the drilling module and the sleeve are mutually inserted.

Preferably, the top of the ball screw is provided with an extrusion sleeve sleeved on the surface of the sleeve, a pressure spring surrounding the surface of the sleeve is fixedly connected inside the extrusion sleeve, and one side of the pressure spring, which is far away from the extrusion sleeve, is fixedly connected with the top of the ball screw.

Preferably, the front surface and the back surface of the fixing seat are both fixedly connected with a limiting plate, the surface of the limiting plate is provided with a sliding groove, the outer side of the limiting plate is provided with a bolt, one side of the bolt, which is close to the limiting plate, sequentially penetrates through the sliding groove and the extrusion sleeve and extends into the extrusion sleeve, and the extrusion sleeve is in threaded connection with the bolt.

Preferably, the bottom of the ball screw is provided with a connecting rod through a movable connecting structure, and the inside of the connecting rod is connected with a lever handle in a sliding manner.

Preferably, the connecting structure is a pin shaft for movably connecting the connecting rod and the ball screw, a torsion spring is sleeved on the surface of the pin shaft, and the front end and the rear end of the torsion spring are respectively contacted with the surfaces of the connecting rod and the ball screw.

Preferably, the frame has a C-shaped structure.

Preferably, the maximum opening diameter of the drilling module is less than 47mm, and the maximum opening plate thickness is 4 mm.

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

1. the invention drives the drilling module to linearly push upwards and complete the hole opening operation in the rotating process through the lifting structure, can achieve the aim of no external power supply, is suitable for the field operation without power supply, and is particularly suitable for the outdoor processing and use of boxes, cabinets and junction boxes, the tapping tool has light weight and small volume, does not need to dismantle accessories inside the box body and the cabinet body, is easy to operate, is particularly suitable for narrow space and high-altitude operation, and by selecting different drilling modules, the board cabinet body made of low carbon steel, aluminum, glass fiber or plastic and other materials can be processed, the hole drilling processing which can not be completed by other handheld tools can be completed, the problem that the wire outlet hole is added on the cabinet or the box body is solved, if tear off the interior device reworking of rack, can influence production and engineering cycle, if drill hole with electric hand drill class instrument, the problem that can't use under outdoor no power condition.

2. According to the drilling module, the ball screw thread screw and the screw nut are arranged, so that the moving precision of the drilling module can be improved, the meshing efficiency of the ball screw thread screw and the screw nut is high, the time-saving and labor-saving effects can be achieved, and the phenomenon of rotation of the drilling module is avoided.

3. The extrusion sleeve and the pressure spring are arranged, so that the circular module can be assisted to pre-position the perforated plate, the plate is prevented from moving relatively, and the perforation precision and the hole wall flatness can be ensured under the condition that the surfaces of the cabinet body and the box body are not scratched.

4. According to the invention, the limiting plate, the sliding groove and the bolt are arranged, so that the extrusion sleeve can be fixed, and the phenomenon that the extrusion sleeve deviates in the contraction process is avoided.

5. According to the invention, through arranging the connecting rod and the lever handle, a user can conveniently rotate the ball screw, the contact area between the ball screw and the hand of the user is increased, and the effects of time saving and labor saving can be achieved.

6. According to the invention, the pin shaft and the torsion spring are arranged, so that the lever handle can be supported, the transverse occupied space in the accommodating process of the lever handle is reduced, and meanwhile, the phenomenon that the ball screw rotates when the lever handle is extruded can be avoided.

7. According to the invention, the C-shaped frame is arranged, so that the stability and rigidity of the hole opening operation can be ensured, and the service life of the frame is further prolonged.

8. According to the invention, the diameter and the thickness of the drill hole are limited, so that the processing range of the hole forming tool can be greatly improved, and the practicability of the hole forming tool is increased.

Drawings

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

FIG. 2 is a schematic sectional front view of a partial structure of the present invention;

FIG. 3 is a schematic top view of a portion of the present invention;

FIG. 4 is a perspective view of a portion of the present invention;

FIG. 5 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 6 is an enlarged view of the structure at B in FIG. 2 according to the present invention.

In the figure: 1. a frame; 2. a circular module; 3. a fixed seat; 4. a drilling module; 5. a ball screw; 6. a lead screw nut; 7. a sleeve; 8. extruding a sleeve; 9. a pressure spring; 10. a limiting plate; 11. a chute; 12. a bolt; 13. a connecting rod; 14. a lever handle; 15. a pin shaft; 16. a torsion spring.

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.

As shown in fig. 1 to 6, the handheld hole opening tool for a cabinet provided by the invention comprises a frame 1;

the left top fixedly connected with circular module 2 of frame 1, the left bottom fixedly connected with of frame 1 and the fixing base 3 that 2 axle centers of circular module align, the top of fixing base 3 is provided with drilling module 4, and drilling module 4 and fixing base 3 are connected through elevation structure.

Referring to fig. 2, the lifting structure is a ball screw 5 located at the bottom of the fixing base 3, the top of the fixing base 3 is fixedly connected with a screw nut 6, the top of the ball screw 5 sequentially penetrates through the fixing base 3 and the screw nut 6 and extends to the top of the fixing base 3, the screw nut 6 and the ball screw 5 are meshed with each other, the top of the ball screw 5 is fixedly connected with a sleeve 7, and the drilling module 4 and the sleeve 7 are mutually inserted.

As a technical optimization scheme of the invention, the moving precision of the drilling module 4 can be improved by arranging the ball thread screw 5 and the screw nut 6, the meshing efficiency of the ball thread screw 5 and the screw nut 6 is high, the time-saving and labor-saving effects can be achieved, and the phenomenon of rotation of the drilling module 4 is avoided.

Referring to fig. 4, the top of the ball screw 5 is provided with an extrusion sleeve 8 which is sleeved on the surface of the sleeve 7, a pressure spring 9 which surrounds the surface of the sleeve 7 is fixedly connected inside the extrusion sleeve 8, and one side of the pressure spring 9 which is far away from the extrusion sleeve 8 is fixedly connected with the top of the ball screw 5.

As a technical optimization scheme of the invention, the extrusion sleeve 8 and the pressure spring 9 are arranged, so that the circular module 2 can be assisted to pre-position the perforated plate, the plate is prevented from moving relatively, and the perforation precision and the hole wall flatness can be ensured under the condition that the surfaces of the cabinet body and the box body are not scratched.

Referring to fig. 6, a limiting plate 10 is fixedly connected to the front surface and the back surface of the fixing seat 3, a sliding groove 11 is formed in the surface of the limiting plate 10, a bolt 12 is arranged on the outer side of the limiting plate 10, one side of the bolt 12, which is close to the limiting plate 10, sequentially penetrates through the sliding groove 11 and the extrusion sleeve 8 and extends to the inside of the extrusion sleeve 8, and the extrusion sleeve 8 is in threaded connection with the bolt 12.

As a technical optimization scheme of the invention, the extrusion sleeve 8 can be fixed by arranging the limiting plate 10, the sliding chute 11 and the bolt 12, so that the phenomenon that the extrusion sleeve 8 deviates in the contraction process is avoided.

Referring to fig. 5, the bottom of the ball screw 5 is mounted with a connecting rod 13 through a movable connection structure, and a lever handle 14 is slidably connected to the inside of the connecting rod 13.

As a technical optimization scheme of the invention, by arranging the connecting rod 13 and the lever handle 14, a user can conveniently rotate the ball screw 5, the contact area between the ball screw 5 and the hand of the user is increased, and the effects of time saving and labor saving can be achieved.

Referring to fig. 5, the movable connection structure is a pin 15 for movably connecting the connection rod 13 and the ball screw 5, a torsion spring 16 is sleeved on the surface of the pin 15, and the front end and the rear end of the torsion spring 16 are respectively in contact with the surfaces of the connection rod 13 and the ball screw 5.

As a technical optimization scheme of the invention, the lever handle 14 can be supported by arranging the pin shaft 15 and the torsion spring 16, so that the transverse occupied space of the lever handle 14 in the accommodating process is reduced, and the phenomenon that the ball screw 5 rotates when the lever handle 14 is extruded can be avoided.

Referring to fig. 1, the frame 1 has a C-shaped configuration.

As a technical optimization scheme of the invention, the C-shaped frame 1 is arranged, so that the stability and rigidity of the hole opening operation can be ensured, and the service life of the frame 1 is further prolonged.

Referring to fig. 1, the maximum open hole diameter of the drilling module 4 is less than 47mm and the maximum open hole sheet thickness is 4 mm.

As a technical optimization scheme of the invention, the diameter and the thickness of the drilled hole are limited, so that the processing range of the hole forming tool can be greatly improved, and the practicability of the hole forming tool is improved.

The working principle and the using process of the invention are as follows: when the drilling device is used, firstly, the drilling module 4 is inserted into the sleeve 7, then the frame 1, the circular module 2 and the fixing seat 3 are moved and are positioned at two sides of a plate needing to be drilled, then a user rotates the lever handle 14 by taking the pin shaft 15 as an axis, after the lever handle 14 drives the connecting rod 13 to be flush with the axis of the ball threaded screw 5, the ball threaded screw 5 is rotated through the lever handle 14, the ball threaded screw 5 pushes the ball threaded screw 5 to move upwards by utilizing the reaction force of the screw nut 6, the ball threaded screw 5 drives the sleeve 7 and the extrusion sleeve 8 to move synchronously and clamps the plate in an auxiliary mode through the extrusion sleeve 8 and the circular module 2, and after the hole drilling position is aligned with the drilling module 4, the user continuously rotates the lever handle 14 to enable the drilling module 4 to move upwards in a straight line in the rotating process and drill the plate.

In summary, the following steps: the handheld hole drilling tool for the cabinet body drives the drilling module 4 to be linearly pushed upwards in the rotating process through the lifting structure and completes hole drilling operation, can achieve the purposes of no need of an external power supply, is suitable for operation under the condition of no power supply in the field, and is particularly suitable for processing and using the cabinet body, the cabinet and the junction box outdoors, the tapping tool has light weight and small volume, does not need to dismantle accessories inside the box body and the cabinet body, is easy to operate, is particularly suitable for narrow space and high-altitude operation, and by selecting different drilling modules 4, the board cabinet body made of low carbon steel, aluminum, glass fiber or plastic and other materials can be processed, the hole drilling processing which can not be completed by other handheld tools can be completed, the problem that the wire outlet hole is added on the cabinet or the box body is solved, if tear off the interior device reworking of rack, can influence production and engineering cycle, if drill hole with electric hand drill class instrument, the problem that can't use under outdoor no power condition.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. A handheld hole-opening tool for a cabinet body comprises a frame (1);

the method is characterized in that: the utility model discloses a drilling machine, including frame (1), the left round module of top fixedly connected with (2) of frame (1), fixing base (3) that the left bottom fixedly connected with of frame (1) aligns with round module (2) axle center, the top of fixing base (3) is provided with drilling module (4), drilling module (4) and fixing base (3) are connected through elevation structure.

2. The cabinet hand-held tapping tool of claim 1 wherein: elevation structure is ball screw (5) that are located fixing base (3) bottom, the top fixedly connected with screw nut (6) of fixing base (3), the top of ball screw (5) runs through fixing base (3) and screw nut (6) in proper order and extends to the top of fixing base (3), screw nut (6) and ball screw (5) intermeshing, the top fixedly connected with sleeve pipe (7) of ball screw (5), drilling module (4) and sleeve pipe (7) peg graft each other.

3. The cabinet housing hand-held tapping tool of claim 2, wherein: the device is characterized in that an extrusion sleeve (8) sleeved on the surface of the sleeve (7) is arranged at the top of the ball threaded screw (5), a pressure spring (9) surrounding the surface of the sleeve (7) is fixedly connected inside the extrusion sleeve (8), and one side, away from the extrusion sleeve (8), of the pressure spring (9) is fixedly connected with the top of the ball threaded screw (5).

4. The cabinet hand held tapping tool of claim 3 wherein: the front and the back of fixing base (3) are fixedly connected with limiting plate (10), spout (11) have been seted up on the surface of limiting plate (10), the outside of limiting plate (10) is provided with bolt (12), one side that bolt (12) are close to limiting plate (10) runs through spout (11) and extrusion cover (8) in proper order and extends to the inside of extrusion cover (8), extrusion cover (8) and bolt (12) threaded connection.

5. The cabinet hand-held tapping tool of claim 1 wherein: the bottom of ball threaded screw (5) is installed connecting rod (13) through swing joint structure, the inside sliding connection of connecting rod (13) has lever handle (14).

6. The cabinet hand-held tapping tool of claim 5 wherein: the movable connection structure is used for connecting rod (13) and ball screw (5) swing joint's round pin axle (15), the surface cover of round pin axle (15) is equipped with torsional spring (16), the front end and the rear end of torsional spring (16) respectively with the surface contact of connecting rod (13) and ball screw (5).

7. The cabinet hand-held tapping tool of claim 1 wherein: the shape of the frame (1) is a C-shaped structure.

8. The cabinet hand-held tapping tool of claim 1 wherein: the maximum opening diameter of the drilling module (4) is smaller than 47mm, and the maximum opening plate thickness is 4 mm.