CN210679015U

CN210679015U - Woodworking gang drill

Info

Publication number: CN210679015U
Application number: CN201921155729.0U
Authority: CN
Inventors: 王波
Original assignee: Zhejiang Rongtao Furniture Co Ltd
Current assignee: Zhejiang Rongtao Furniture Co Ltd
Priority date: 2019-07-23
Filing date: 2019-07-23
Publication date: 2020-06-05
Anticipated expiration: 2029-07-23

Abstract

The utility model discloses a carpenter's gang drill, including telescopic frame is last to separate and to be provided with a plurality of mount pads the working head is being fixed on the mount pad, its characterized in that: the saw bit cutting machine is characterized in that a motor is arranged at the bottom of the working head, the motor is provided with a motor shaft, a synchronous belt is sleeved on the motor shaft, the motor shaft is linked with a saw bit positioned in the front of the motor through the synchronous belt, the motor drives the motor shaft to rotate, the saw bit is driven by the motor shaft to rotate together, a driving motor which is longitudinally installed is further arranged on the working head, a drill bit is arranged at the bottom of the driving motor, a cam shaft is arranged on the side portion of the working head, one end of the cam shaft is rotatably connected to the side wall of the working head, and the other end of.

Description

Woodworking gang drill

Technical Field

The utility model mainly relates to the technical field of wooden furniture manufacturing equipment, in particular to a woodworking gang drill.

Background

Carpenter's gang drill among the prior art, its structure can refer to the chinese utility model patent that patent number is 201721362430.3, and the carpenter's gang drill of this patent includes: a machine base; the first clamping device is arranged on the base and used for clamping one end of the wood; a plurality of drill stands slidably connected to the machine base; rotating a drill bit coupled to the drill floor; the motor is arranged on the drill bit and used for driving the drill bit to rotate; the first air cylinder is arranged on the drill floor and used for driving the motor and the drill bit to vertically move; the frame is arranged on the base; the second clamping device is arranged on the rack and used for clamping one end of the wood, which is far away from the first clamping device; and locate dust extraction on the frame reaches and to clear up the piece, effectively guarantees the drilling work of plank, does benefit to and keeps a clear operational environment, comparatively energy-concerving and environment-protective purpose.

However, in the above-mentioned patent, the drill bit is driven by the motor to directly drill the hole on the surface of the wood board, then the wood board is different from the metal board, the structural density and strength of the interior of the wood board are far inferior to those of the metal board, when the drill bit is pressed down to drill the hole, the drill bit simultaneously generates a pulling action on the material near the hole, the metal material has higher strength, and can counteract the pulling force by using the toughness of the metal material, but the wood board has lower strength, and the pulling force easily causes the wood near the hole to be sunken towards the hole. In addition, the outer surface of the wood board is susceptible to hardening due to aging due to long-term contact with air and water vapor, which makes the outer surface of the wood board stronger than the interior, and sufficient pressure is applied to allow the drill to drill through the outer surface of the wood board, but this pressure is obviously greater than the inner limit of the wood board, which makes the interior of the wood board more susceptible to collapse.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a can prevent near panel to the carpenter's gang drill that the hole direction sinks when drilling not enough to prior art exists.

In order to achieve the above object, the utility model provides a following technical scheme:

a woodworking gang drill comprises a telescopic frame, wherein a plurality of mounting seats are arranged on the telescopic frame at intervals, a working head is fixed on each mounting seat, a motor is arranged at the bottom of the working head and provided with a motor shaft, a synchronous belt is sleeved on each motor shaft, the motor shaft is linked with a saw blade positioned in the front of each motor through the synchronous belt, the motor shaft is driven by the motor to rotate and then driven by the motor shaft to rotate together, a driving motor which is longitudinally installed is further arranged on each working head, a drill bit is arranged at the bottom of each driving motor, a cam shaft is arranged on the side portion of each working head, one end of each cam shaft is rotatably connected to the side wall of each working head, and the other end of each cam shaft is connected to the saw blade.

As an improvement of the utility model, the through-hole has been seted up at the center of saw bit the pivot has been pegged graft in the through-hole, the pivot for the saw bit is perpendicular, the hold-in range cover is established in the pivot, the camshaft is also connected in the pivot.

As the utility model discloses a preferred, telescopic frame includes outer tube and inner tube, the inner tube is worn to establish in the outer tube, the mount pad interval sets up on the outer tube.

As a further improvement, a clamping groove is formed on the mounting seat, a convex clamping block is formed on the outer tube, and the clamping block is clamped in the clamping groove.

As the specific technical scheme of the utility model, be fixed with the cylinder on the working head, the cylinder has the cylinder pole, by the cylinder drive cylinder pole reciprocating feed, the end fixing of camshaft is in on the tip of cylinder pole.

Compared with the prior art, the utility model has the advantages of: the outer surface of the wood board is cut by the saw blade to form a small cut for the drill to extend into, and then the drill presses down the drilled hole by the aid of small downward pressure borne by the inside of the wood board, so that the collapse degree of the wood board to the drilling direction is reduced to the maximum degree, and the drilling quality is improved.

Drawings

Fig. 1 is a schematic structural view of a woodworking gang drill in the embodiment of the present invention;

fig. 2 is a schematic view of an assembly structure of the pipe and the mounting base in fig. 1.

Detailed Description

The present invention is further explained with reference to the attached drawings.

As shown in the accompanying drawings, the present embodiment is a carpentry gang drill, which includes a telescopic frame 1, a plurality of mounting seats 2 are disposed on the telescopic frame at intervals, specifically, the telescopic frame includes an outer tube 12 and an inner tube 13, the inner tube is inserted into the outer tube, and the mounting seats are disposed on the outer tube at intervals. A clamping groove 21 is formed in the mounting seat, a protruding clamping block 121 is formed on the outer tube, and the clamping block is clamped in the clamping groove.

The mounting seat is fixed with a working head 3, the bottom of the working head is provided with a motor 4 which is mainly used for driving a saw blade, the motor is provided with a motor shaft, a synchronous belt 5 is sleeved on the motor shaft, the front part of the motor is provided with a saw blade 6, the saw blade is circular, a through hole is arranged at the circle center of the saw blade, a rotating shaft 7 is penetrated in the through hole, the saw blade can be driven to rotate together when the rotating shaft rotates, the synchronous belt is sleeved on the rotating shaft, thereby realizing the synchronous linkage of the motor shaft and the rotating shaft, the synchronous belt realizes various linkage modes, in the embodiment, inner teeth are arranged on the inner ring of the synchronous belt, outer teeth are arranged on the outer wall of the rotating shaft and the motor shaft, and the synchronous linkage is realized through the meshing of the inner teeth and the outer teeth, so that when the motor works, the motor shaft is driven to, the saw blade is sleeved on the rotating shaft and driven by the rotating shaft to rotate together, a driving motor 8 which is longitudinally installed is further arranged on the working head, a drill bit (not shown in the figure) is arranged at the bottom of the driving motor, the whole telescopic frame is fixed on an external press machine and can provide driving force by the press machine to drive the whole telescopic frame to ascend or descend, when the telescopic frame descends, all the drill bits on the telescopic frame can be driven to press down together, and when the drill bits press down, the drill bits are driven by the driving motor to rotate, so that holes are drilled on the surface of the wood board.

The side part of the working head is provided with a cam shaft 9, one end of the cam shaft is rotatably connected to the side wall of the working head, and the other end of the cam shaft is connected to a rotating shaft of the saw blade. Specifically, an air cylinder 10 is fixed on the working head, the air cylinder is provided with an air cylinder rod 11, the air cylinder drives the air cylinder rod to feed in a reciprocating manner, the end part of the cam shaft is fixed on the end part of the air cylinder rod, when the air cylinder drives the air cylinder rod to feed forward, the top part of the cam shaft can be driven to move forward, because the length of the cam shaft is fixed, when the top part of the cam shaft moves forward, the bottom part of the cam shaft presses the rotating shaft downwards, the height of the rotating shaft is reduced until the bottom height of the saw blade is lower than the bottom height of the drill bit, at the moment, the saw blade can be driven to saw a scratch on the surface of the wood plate, the length of the scratch is consistent with the diameter of the drilled hole, then the rotating shaft is driven to move upwards in a reverse direction, so that the bottom height of the saw blade is higher than the bottom, so that the drill bit does not need to provide large downward pressure any more, the pulling force of the drill bit on the wood near the hole is reduced in the drilling process, and the collapse degree is obviously improved.

The above description is for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the scope of the present invention in any way, and modifications and variations can be made without departing from the principles of the present invention.

Claims

1. The utility model provides a carpenter's gang drill, including telescopic frame is last interval to be provided with a plurality of mount pads the working head is being fixed on the mount pad, its characterized in that: the saw bit cutting machine is characterized in that a motor is arranged at the bottom of the working head, the motor is provided with a motor shaft, a synchronous belt is sleeved on the motor shaft, the motor shaft is linked with a saw bit positioned in the front of the motor through the synchronous belt, the motor drives the motor shaft to rotate, the saw bit is driven by the motor shaft to rotate together, a driving motor which is longitudinally installed is further arranged on the working head, a drill bit is arranged at the bottom of the driving motor, a cam shaft is arranged on the side portion of the working head, one end of the cam shaft is rotatably connected to the side wall of the working head, and the other end of.

2. The woodworking gang drill of claim 1, wherein: the synchronous belt mechanism is characterized in that a through hole is formed in the center of the saw blade, a rotating shaft is inserted into the through hole and is vertical to the saw blade, the synchronous belt is sleeved on the rotating shaft, and the cam shaft is also connected to the rotating shaft.

3. The woodworking gang drill of claim 1, wherein: the telescopic frame comprises an outer pipe and an inner pipe, the inner pipe penetrates through the outer pipe, and the installation seats are arranged on the outer pipe at intervals.

4. The woodworking gang drill of claim 3, wherein: a clamping groove is formed in the mounting seat, a protruding clamping block is formed on the outer tube, and the clamping block is clamped in the clamping groove.

5. The woodworking gang drill of claim 1, wherein: and a cylinder is fixed on the working head and provided with a cylinder rod, the cylinder rod is driven by the cylinder to feed in a reciprocating manner, and the end part of the camshaft is fixed on the end part of the cylinder rod.