CN110744103A

CN110744103A - Manual thin-wall hole digger

Info

Publication number: CN110744103A
Application number: CN201810821099.XA
Authority: CN
Inventors: 周淇萱; 周文丽
Original assignee: Changsha Wangyi Machinery Technology Co Ltd
Current assignee: Changsha Wangyi Machinery Technology Co Ltd
Priority date: 2018-07-24
Filing date: 2018-07-24
Publication date: 2020-02-04

Abstract

The invention discloses a manual thin-wall hole digger, which relates to the field of mechanical equipment. The user can hold the rocking handle at screwed pipe internal rotation threaded rod, utilizes the trompil to bore a section of thick bamboo with the disposable hole of opening out the diameter of panel, and the trompil on fixed splint and the movable clamp plate is stepped down the hole and can be leaked the trompil position of panel. This manual thin wall hole digger can be manual carry out the trompil to thin wall panel, can once only open the great hole of diameter moreover, and the operation is very simple and convenient, and the trompil in-process can tightly be held and fixed panel, and the atress takes place plastic deformation when preventing the panel trompil.

Description

Manual thin-wall hole digger

Technical Field

The invention relates to the field of mechanical equipment, in particular to a manual thin-wall hole digger.

Background

In industrial production processing, zero-hour property is often required to open holes in a thin plate for threading or giving way to parts. The existing drilling tool is also a simple electric hand drill, the electric hand drill can only drill holes with small diameters, and drill holes with large diameters need to be gradually replaced by drill bits with large diameters, so that the use is very troublesome. And the electric hand drill can not support the thin-walled plate, so that the plate is easy to generate plastic deformation when the electric hand drill is used for drilling, and the service performance of the plate is damaged.

Disclosure of Invention

The invention mainly solves the technical problem of providing a manual thin-wall hole digger which can manually open holes on a thin-wall plate and can open holes with larger diameter at one time, the operation is very simple and convenient, the plate can be tightly clamped and fixed in the hole opening process, and the plastic deformation of the plate caused by stress during hole opening is prevented.

In order to achieve the above purpose, the present invention provides the following technical solutions:

the manual thin-wall hole opener comprises a disc-shaped fixed clamp plate and a movable clamp plate which have the same diameter, wherein circular hole-opening abdicating holes are formed in the centers of the fixed clamp plate and the movable clamp plate, a support rod and a thread column are vertically arranged on the side surface of the fixed clamp plate, two leak holes are formed in the corresponding positions of the movable clamp plate, the support rod and the thread column of the fixed clamp plate respectively penetrate through the two leak holes of the movable clamp plate, convex threads are respectively tapped on the side surfaces of the support rod and the thread column, nuts in mutual threaded fit are respectively arranged on the support rod and the thread column, the nuts are respectively arranged on one side of the movable clamp plate, which is far away from the fixed clamp plate, a tubular threaded pipe is vertically arranged at the end part of the support rod, a threaded rod in mutual threaded fit is arranged in the threaded pipe, a cylindrical hole-opening drill cylinder is vertically arranged at one end, one end of the threaded rod, which is far away from the movable clamping plate, is vertically provided with a rod-shaped rocking handle, and the tapping drill barrel, the fixed clamping plate, the movable clamping plate, the threaded rod and the threaded pipe are all coaxial.

As a further optimization of the technical scheme, the fixed clamping plate and the movable clamping plate are both made of stainless steel.

As a further optimization of the technical scheme, the hole drilling barrel, the threaded rod and the rocking handle are all made of stainless steel, and the hole drilling barrel and the rocking handle are connected with the threaded rod through screws.

As further optimization of the technical scheme, the threaded pipe, the supporting rod, the threaded column and the nut are all made of stainless steel, the supporting rod is connected with the fixed clamping plate and the threaded pipe through welding, and the threaded column is connected with the fixed clamping plate through welding.

As the further optimization of the technical scheme, the diameters of the hole-opening abdicating holes on the fixed clamping plate and the movable clamping plate are larger than the outer diameter of the hole-opening drill cylinder.

The beneficial effect of adopting above technical scheme is: when the manual thin-wall hole digger is used, a plate can be placed between the fixed clamping plate and the movable clamping plate, then the hole drilling position of the plate is aligned to the hole drilling barrel, then the nut is screwed on the supporting rod and the threaded column, and the plate is tightly clamped by the fixed clamping plate and the movable clamping plate. The user can hold the rocking handle at screwed pipe internal rotation threaded rod, utilizes the trompil to bore a section of thick bamboo with the disposable hole of opening out the diameter of panel, and the trompil on fixed splint and the movable clamp plate is stepped down the hole and can be leaked the trompil position of panel. This manual thin wall hole digger can be manual carry out the trompil to thin wall panel, can once only open the great hole of diameter moreover, and the operation is very simple and convenient, and the trompil in-process can tightly be held and fixed panel, and the atress takes place plastic deformation when preventing the panel trompil.

Drawings

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

FIG. 1 is a front view of the manual thin wall hole opener of the present invention;

FIG. 2 is a left side view of the manual thin wall hole opener of the present invention;

fig. 3 is a schematic structural view of the movable clamp plate shown in fig. 1.

The drilling device comprises a drilling barrel 1, a hole drilling barrel 2, a fixed clamping plate 3, a movable clamping plate 4, a threaded rod 5, a threaded pipe 6, a supporting rod 7, a rocking handle 8, a threaded column 8, a nut 9, a hole opening yielding hole 10 and a hole leakage 11.

Detailed Description

Preferred embodiments of the manual thin-wall tapper of the present invention will be described in detail below with reference to the accompanying drawings.

Fig. 1, 2 and 3 show an embodiment of the manual thin-wall tap of the present invention:

with reference to fig. 1 and 2, the manual thin-wall hole opener comprises a disc-shaped fixed clamping plate 2 and a disc-shaped movable clamping plate 3 which have the same diameter, circular hole-opening abdicating holes 10 are formed in the centers of the fixed clamping plate 2 and the movable clamping plate 3, and a support rod 6 and a threaded column 8 are vertically arranged on the side surface of the fixed clamping plate 2. As shown in fig. 3, the movable clamp plate 3 is provided with two leak holes 11 corresponding to the corresponding position, the support rod 6 and the threaded column 8 of the fixed clamp plate 2 respectively pass through the two leak holes 11 of the movable clamp plate 3, the convex threads are all tapped on the side surfaces of the support rod 6 and the threaded column 8, and the nut 9 which is matched with the threaded column is arranged on the support rod 6 and the threaded column 8, the nut 9 is arranged on the movable clamp plate 3 and is far away from one side of the fixed clamp plate 2, the end part of the support rod 6 is vertically provided with a threaded pipe 5 in the shape of a circular tube, the threaded pipe 5 is internally provided with a threaded rod 4 in the shape of a mutual threaded fit, the threaded rod 4 is close to one end of the movable clamp plate 3 and is vertically provided with a perforated drill cylinder 1 in the shape of a cylindrical shape, the perforated. One end of the threaded rod 4, which is far away from the movable clamping plate 3, is vertically provided with a rod-shaped rocking handle 7, and the hole drilling barrel 1, the fixed clamping plate 2, the movable clamping plate 3, the threaded rod 4 and the threaded pipe 5 are all coaxial.

The fixed splint 2 and the movable splint 3 are both made of stainless steel, and are firm, durable and good in corrosion resistance. The hole drilling barrel 1, the threaded rod 4 and the rocking handle 7 are made of stainless steel, and are firm, durable and good in corrosion resistance, and the hole drilling barrel 1 and the rocking handle 7 are connected with the threaded rod 4 through screws. Screwed pipe 5, bracing piece 6, screw thread post 8, nut 9 are made by the stainless steel, and are sturdy and durable, and corrosion resisting property is good, and bracing piece 6 is connected with solid fixed splint 2 and screwed pipe 5 through the welding, and screw thread post 8 is connected with solid fixed splint 2 through the welding. The diameter of the hole 10 of stepping down of trompil on the fixed splint 2 and the activity splint 3 is all bigger than the external diameter of the drill pipe 1 of trompil, and the hole 10 of stepping down of trompil on the fixed splint 2 and the activity splint 3 leaks the space for the drill pipe 1 drilling of trompil.

When the manual thin-wall hole digger is used, a plate can be placed between the fixed clamping plate 2 and the movable clamping plate 3, then the hole punching position of the plate is aligned to the hole punching drill barrel 1, and then the nut 9 is screwed on the supporting rod 6 and the threaded column 8, so that the plate is tightly clamped by the fixed clamping plate 2 and the movable clamping plate 3. The user can hold rocking handle 7 at screwed pipe 5 internal rotation threaded rod 4, utilizes trompil bore section of thick bamboo 1 once only to open the great hole of diameter with panel, and the trompil position that panel can be leaked in trompil hole 10 on fixed splint 2 and the movable splint 3. After the hole is opened, the nut 9 can be unscrewed on the support rod 6 and the threaded column 8, and the fixed clamping plate 2 and the movable clamping plate 3 are separated to take out the plate, so that the hole opening work can be completed. This manual thin wall hole digger can be manual carry out the trompil to thin wall panel, can once only open the great hole of diameter moreover, and the operation is very simple and convenient, and the trompil in-process can tightly be held and fixed panel, and the atress takes place plastic deformation when preventing the panel trompil.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many variations and modifications can be made without departing from the inventive concept of the present invention, which falls into the protection scope of the present invention.

Claims

1. A manual thin wall hole opener characterized by: the manual thin-wall hole digger comprises two disc-shaped fixed clamping plates (2) and movable clamping plates (3) with equal diameters, round hole yielding holes (10) are formed in the centers of the fixed clamping plates (2) and the movable clamping plates (3), supporting rods (6) and threaded columns (8) are perpendicularly arranged on the sides of the fixed clamping plates (2), two leak holes (11) are formed in the corresponding positions of the movable clamping plates (3), the supporting rods (6) and the threaded columns (8) of the fixed clamping plates (2) respectively penetrate through the two leak holes (11) of the movable clamping plates (3), convex threads are respectively tapped on the sides of the supporting rods (6) and the threaded columns (8), nuts (9) in mutual threaded fit are respectively arranged on the supporting rods (6) and the threaded columns (8), the nuts (9) are respectively positioned on one side of the movable clamping plates (3) far away from the fixed clamping plates (2), and threaded pipes (5) in the shape of a round pipe are perpendicularly arranged at the, threaded rod (4) of mutual screw-thread fit are furnished with in screwed pipe (5), threaded rod (4) are close to movable clamp plate (3) one end and are equipped with the trompil bore section of thick bamboo (1) of cylinder perpendicularly, trompil bore section of thick bamboo (1) is cylinder and opening towards movable clamp plate (3), and the open position processing of trompil bore section of thick bamboo (1) has the round sawtooth moreover, threaded rod (4) are kept away from movable clamp plate (3) one end and are equipped with shaft-like rocking handle (7) perpendicularly, trompil bore section of thick bamboo (1), solid fixed splint (2), movable clamp plate (3), threaded rod (4), screwed pipe (5) are.

2. The manual thin-wall hole opener according to claim 1, wherein: the fixed splint (2) and the movable splint (3) are both made of stainless steel.

3. The manual thin-wall hole opener according to claim 1, wherein: the hole drilling barrel (1), the threaded rod (4) and the rocking handle (7) are made of stainless steel, and the hole drilling barrel (1) and the rocking handle (7) are connected with the threaded rod (4) through screws.

4. The manual thin-wall hole opener according to claim 1, wherein: screwed pipe (5), bracing piece (6), screw thread post (8), nut (9) are made by the stainless steel, and bracing piece (6) are connected with solid fixed splint (2) and screwed pipe (5) through the welding, and screw thread post (8) are connected with solid fixed splint (2) through the welding.

5. The manual thin-wall hole opener according to claim 1, wherein: the diameters of the hole-opening yielding holes (10) on the fixed clamping plate (2) and the movable clamping plate (3) are larger than the outer diameter of the hole-opening drill cylinder (1).