CN111761657A

CN111761657A - Handheld timber perforating device

Info

Publication number: CN111761657A
Application number: CN202010711826.4A
Authority: CN
Inventors: 刘俊强
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2020-10-13

Abstract

The invention discloses a handheld wood punching device which comprises a mounting frame, wherein a drill rod is arranged on the inner side of the mounting frame, a moving box is sleeved on the outer side of the drill rod, a moving block is fixedly connected to the upper end of the moving box, the mounting frame is provided with a sliding groove for the moving block to slide, a lead screw is nested in the sliding groove, and a through hole which is opposite to the drill rod is formed in the mounting frame. By arranging the movable box, the telescopic sleeve shaft, the lead screw, the movable block and the travel switch, the drill rod is driven by a single motor to complete feeding and discharging, so that the working efficiency is improved, and the operation is convenient; through being equipped with sleeve, reset spring, dust absorption pipe, dust case, dust drawer, the piston disc and the dust collection section of thick bamboo that extract air, with the linkage of driving motor, carry out the negative pressure suction to the piece of drilling in-process, the structure integrated level is high, collects the piece after running through the drilling rod simultaneously, and the piece is collected effectually, keeps the cleanness of operation environment.

Description

Handheld timber perforating device

Technical Field

The invention relates to the field of wood machining, in particular to a handheld wood punching device.

Background

Traditional handheld timber machining device needs the workman to grip back operation feed and play sword, and the stability of manual work gripping operation is poor, and troublesome poeration, and machining efficiency is not high.

Disclosure of Invention

The present invention is directed to a hand-held wood punching device to solve the above problems.

In order to achieve the purpose, the invention provides the following technical scheme:

a handheld wood punching device comprises a mounting frame, wherein a drill rod is arranged on the inner side of the mounting frame, a clamping cylinder is clamped on the drill rod, a first rotating shaft is fixedly connected with the clamping cylinder, and the end part of the first rotating shaft is rotatably connected with a movable box through a bearing shaft; the first rotating shaft is connected with a first transmission shaft through a first transmission belt, and the rear part of the first transmission shaft is connected with an output shaft of a driving motor through a transmission bevel gear set; the upper end of the movable box is fixedly connected with a movable block, the mounting frame is provided with a sliding chute for the movable block to slide, a lead screw is embedded in the sliding chute, the end part of the lead screw is connected with a telescopic sleeve shaft through a second transmission belt, and the telescopic sleeve shaft is embedded in the movable box and is rotationally connected with the movable box through a bearing sleeve; the telescopic sleeve shaft third transmission belt is connected with a second transmission shaft, the second transmission shaft is in meshing transmission with the first transmission shaft through a transmission gear set, and a through hole which is opposite to the drill rod is formed in the mounting frame.

As a further scheme of the invention: the sliding groove end part is fixedly connected with a travel switch, a holding rod and a storage battery are arranged above the mounting frame, and a motor switch is arranged on the holding rod.

As a further scheme of the invention: the drill rod is sleeved with a sleeve, the sleeve is a cylinder with an opening at the left end, the drill rod penetrates through an end plate of the sleeve and is rotatably connected with the sleeve, the sleeve penetrates through the movable box and is in sliding connection with the movable box, the sleeve is sleeved with a return spring, the left end of the return spring is abutted against the sleeve, and the right side of the return spring is abutted against the movable box; the tail end of the sleeve is communicated with a dust suction pipe, the lower end of the dust suction pipe is communicated with a dust box, and a dust drawer is nested in the dust box.

As a further scheme of the invention: the dust box is communicated with an air extraction piston cylinder through an air extraction pipe, the air extraction piston cylinder is communicated with an exhaust pipe, and the exhaust pipe is communicated with the external atmosphere; a piston disc is embedded in the air extraction piston cylinder, the piston disc is connected with a movable frame through a connecting rod, an eccentric column is embedded in the movable frame, the eccentric column is fixedly connected with an eccentric disc, and the eccentric disc is fixedly connected with the front end of an output shaft of a driving motor.

As a further scheme of the invention: the outer side of the through hole is communicated with a dust collecting cylinder, and the dust collecting cylinder is in threaded connection with the mounting frame.

As a further scheme of the invention: the mounting bracket cross-section is the L type.

As a further scheme of the invention: the drill rod is nested in the clamping cylinder and is fixedly connected with the clamping cylinder through a fixing bolt.

Compared with the prior art, the invention has the beneficial effects that: by arranging the movable box, the telescopic sleeve shaft, the lead screw, the movable block and the travel switch, the drill rod is driven by a single motor to complete feeding and discharging, so that the working efficiency is improved, and the operation is convenient; through being equipped with sleeve, reset spring, dust absorption pipe, dust case, dust drawer, the piston disc and the dust collection section of thick bamboo that extract air, with the linkage of driving motor, carry out the negative pressure suction to the piece of drilling in-process, the structure integrated level is high, collects the piece after running through the drilling rod simultaneously, and the piece is collected effectually, keeps the cleanness of operation environment.

Drawings

FIG. 1 is a schematic view of the internal structure of a hand-held wood perforating device;

FIG. 2 is a schematic view of the internal structure of a mobile box in the hand-held wood perforating device;

FIG. 3 is a perspective view of a sleeve in the hand-held wood-perforating device;

fig. 4 is a perspective view of a telescoping sleeve shaft in the hand-held wood-perforating device.

In the figure: 1-a holding frame; 101-a chute; 102-a through via; 2-a drill rod; 3-clamping the cylinder; 4-a first rotating shaft; 5-a first drive belt; 6-a first transmission shaft; 7-driving a motor; 8-a sleeve; 9-moving the box; 10-a return spring; 11-a moving block; 12-a screw rod; 13-a second drive belt; 14-telescopic sleeve shaft; 15-a third drive belt; 16-a second drive shaft; 17-transmission gear set; 18-a dust suction pipe; 19-a crumb box; 20-a crumb drawer; 21-an air extraction pipe; 22-a suction piston cylinder; 23-an exhaust pipe; 24-a piston disc; 25-a connecting rod; 26-moving the frame; 27-eccentric columns; 28-eccentric disc; 29-dust collecting cylinder; 30-a storage battery; 31-a motor switch; 32-travel switch.

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.

Example 1

Referring to fig. 1-4, in the embodiment of the invention, the handheld wood punching device comprises an installation frame 1, wherein the section of the installation frame 1 is in an L shape, a drill rod 2 is arranged on the inner side of the installation frame 1, the drill rod 2 is clamped with a clamping cylinder 3, the drill rod 2 is nested in the clamping cylinder 3 and is fixedly connected with the clamping cylinder 3 through a fixing bolt, the drill rod 2 can be conveniently replaced, and different drilling requirements can be met; the clamping cylinder 3 is fixedly connected with a first rotating shaft 4, and the end part of the first rotating shaft 4 is rotatably connected with a movable box 9 through a bearing shaft; the first rotating shaft 4 is connected with a first transmission shaft 6 through a first transmission belt 5, the first transmission shaft 6 is rotatably connected with the inner wall of the movable box 9 through a bearing seat, the rear part 6 of the first transmission shaft is connected with an output shaft of a driving motor 7 through a transmission bevel gear set, and the driving motor 7 is embedded in the movable box 9 and fixedly connected with the movable box 9 through bolts; specifically, place panel in mounting bracket 1, driving motor 7 drives drilling rod 2 and rotates, drills.

The upper end of the movable box 9 is fixedly connected with a movable block 11, the mounting frame 1 is provided with a sliding groove 101 for the movable block 11 to slide, a lead screw 12 is embedded in the sliding groove 101, the end part of the lead screw 12 is connected with a telescopic sleeve shaft 14 through a second transmission belt 13, and the telescopic sleeve shaft 14 is embedded in the movable box 9 and is rotationally connected with the movable box 9 through a bearing sleeve; the third transmission belt 15 of the telescopic sleeve shaft 14 is connected with a second transmission shaft 16, the second transmission shaft 16 is in meshing transmission with the first transmission shaft 6 through a transmission gear set 17, and a through hole 102 which is opposite to the drill rod 2 is formed in the mounting frame 1, so that the drill rod 2 can conveniently drill through a plate; specifically, when the driving motor 7 drives the drill rod 2 to rotate, the lead screw 12 is driven to rotate, the lead screw 12 drives the moving block 11 to move transversely in the sliding groove 101, so that the moving box 9 is driven to move transversely, the drill rod 2 is driven to feed transversely, automatic feed drilling is achieved, and operation is convenient.

The end part of the sliding groove 101 is fixedly connected with a travel switch 32, when the moving block 11 moves to the leftmost end, the moving block 11 is in contact with the travel switch 32, so that the output shaft of the driving motor 7 is rotated reversely, the drill rod 2 is automatically drawn out of the plate and returns to the initial position, the next processing is facilitated, and the working efficiency is improved; a holding rod and a storage battery 30 are arranged above the mounting frame 1, and a motor switch 31 is arranged on the holding rod, so that the driving motor 7 is conveniently started.

Example 2

This example differs from example 1 in that: to facilitate collection of debris generated during drilling; a sleeve 8 is sleeved on the outer side of the drill rod 2, the sleeve 8 is a cylinder with an opening at the left end, the drill rod 2 penetrates through an end plate of the sleeve 8 and is rotatably connected with the sleeve 8, the sleeve 8 penetrates through the movable box 9 and is slidably connected with the movable box 9, a return spring 10 is sleeved on the sleeve 8, the left end of the return spring 10 is abutted against the sleeve 8, and the right side of the return spring 10 is abutted against the movable box 9, so that the sleeve 8 is always abutted against the surface of a plate in the drilling process of the drill rod 2; the tail end of the sleeve 8 is communicated with a dust suction pipe 18, the lower end of the dust suction pipe 18 is communicated with a dust box 19, and a dust drawer 20 is nested in the dust box 19, so that scraps are convenient to clean; the dust box 19 is communicated with an air extraction piston cylinder 22 through an air extraction pipe 21, the air extraction piston cylinder 22 is communicated with an air exhaust pipe 23, the air exhaust pipe 23 is communicated with the external atmosphere, a first one-way valve is arranged at the communication position of the air extraction pipe 21 and the air extraction piston cylinder 22, the first one-way valve prevents gas from flowing back to the dust box 19, a second one-way valve is arranged at the communication position of the air exhaust pipe 23 and the air extraction piston cylinder 22, and the second one-way valve prevents gas from flowing back to the air extraction piston cylinder 22; specifically, the air-extracting piston cylinder 22 extracts air in the dust box 19, so that the dust box 19 keeps negative pressure, and then the dust box 19 performs negative pressure suction on drilling debris in the sleeve 8, and the debris is prevented from falling randomly to pollute the operating environment.

In order to simplify the driving structure, a piston disc 24 is embedded in the air extraction piston cylinder 22, the piston disc 24 is connected with a moving frame 26 through a connecting rod 25, an eccentric column 27 is embedded in the moving frame 26, the eccentric column 27 is fixedly connected with an eccentric disc 28, the eccentric disc 28 is fixedly connected with the front end of an output shaft of the driving motor 7, and the driving motor 7 drives the piston disc 24 to reciprocate in the air extraction piston cylinder 22 to perform negative pressure air extraction, so that the debris collection effect is improved.

In order to collect debris generated after the drill rod 2 penetrates through the plate material; the outer side of the through hole 102 is communicated with the dust collecting barrel 29, the dust collecting barrel 29 is in threaded connection with the mounting frame 1, the dust collecting barrel 29 is convenient to mount and dismount, and accordingly scraps are convenient to clean.

The following are specifically mentioned: in the application, the drill rod, the driving motor, the motor switch, the travel switch and the circuit connection thereof belong to the common knowledge in the field and are the prior art; the novel dust collector comprises a movable box, a telescopic sleeve shaft, a screw rod, a movable block, a sleeve, a reset spring, a dust collection pipe, a dust box, a dust drawer, an air extraction piston cylinder, a piston disc linked with a driving motor and a dust collection cylinder; by arranging the movable box, the telescopic sleeve shaft, the lead screw, the movable block and the travel switch, the drill rod is driven by a single motor to complete feeding and discharging, so that the working efficiency is improved, and the operation is convenient; through being equipped with sleeve, reset spring, dust absorption pipe, dust case, dust drawer, the piston disc and the dust collection section of thick bamboo that extract air, with the linkage of driving motor, carry out the negative pressure suction to the piece of drilling in-process, the structure integrated level is high, collects the piece after running through the drilling rod simultaneously, and the piece is collected effectually, keeps the cleanness of operation environment.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A handheld wood punching device comprises a mounting frame (1) and is characterized in that a drill rod (2) is arranged on the inner side of the mounting frame (1), a clamping cylinder (3) is clamped on the drill rod (2), a first rotating shaft (4) is fixedly connected with the clamping cylinder (3), and a movable box (9) is rotatably connected to the end part of the first rotating shaft (4) through a bearing shaft; the first rotating shaft (4) is connected with a first transmission shaft (6) through a first transmission belt (5), and the rear part (6) of the first transmission shaft is connected with an output shaft of a driving motor (7) through a transmission bevel gear set; the upper end of the movable box (9) is fixedly connected with a movable block (11), the mounting frame (1) is provided with a sliding groove (101) for the movable block (11) to slide, a lead screw (12) is embedded in the sliding groove (101), the end part of the lead screw (12) is connected with a telescopic sleeve shaft (14) through a second transmission belt (13), and the telescopic sleeve shaft (14) is embedded in the movable box (9) and is rotatably connected with the movable box (9) through a bearing sleeve; the telescopic sleeve shaft (14) is connected with a second transmission shaft (16) through a third transmission belt (15), the second transmission shaft (16) is in meshing transmission with the first transmission shaft (6) through a transmission gear set (17), and a through hole (102) which is opposite to the drill rod (2) is formed in the mounting frame (1).

2. A hand-held wood punching device according to claim 1, characterized in that a travel switch (32) is fixedly connected to the end of the sliding chute (101), a holding rod and a storage battery (30) are arranged above the mounting frame (1), and a motor switch (31) is arranged on the holding rod.

3. The hand-held wood perforating device according to claim 1, characterized in that a sleeve (8) is sleeved outside the drill rod (2), the sleeve (8) is a cylinder with an open left end, the drill rod (2) penetrates through an end plate of the sleeve (8) and is rotatably connected with the sleeve (8), the sleeve (8) penetrates through the movable box (9) and is slidably connected with the movable box (9), the sleeve (8) is sleeved with a return spring (10), the left end of the return spring (10) is abutted against the sleeve (8), and the right side of the return spring (10) is abutted against the movable box (9); the tail end of the sleeve (8) is communicated with a dust suction pipe (18), the lower end of the dust suction pipe (18) is communicated with a dust box (19), and a dust drawer (20) is nested in the dust box (19).

4. A hand-held wood perforating device as claimed in claim 3, characterized in that the dust box (19) is connected with an air-extracting piston cylinder (22) through an air-extracting pipe (21), the air-extracting piston cylinder (22) is connected with an air-exhausting pipe (23), and the air-exhausting pipe (23) is connected with the outside atmosphere; a piston disc (24) is nested in the air extraction piston cylinder (22), the piston disc (24) is connected with a moving frame (26) through a connecting rod (25), an eccentric column (27) is nested in the moving frame (26), the eccentric column (27) is fixedly connected with an eccentric disc (28), and the eccentric disc (28) is fixedly connected with the front end of an output shaft of a driving motor (7).

5. The hand-held wood perforating device as claimed in claim 1, characterized in that a dust collecting cylinder (29) is connected to the outside of the through hole (102), and the dust collecting cylinder (29) is in threaded connection with the mounting frame (1).

6. A hand-held wood-perforating device as claimed in claim 1, characterized in that the mounting frame (1) is L-shaped in cross-section.

7. A hand-held wood-perforating device as claimed in claim 1, characterized in that the drill rod (2) is nested in the clamping cylinder (3) and is fixedly connected to the clamping cylinder (3) by means of a fixing bolt.