CN213947015U

CN213947015U - Rotary positioning universal small vertical swing saw

Info

Publication number: CN213947015U
Application number: CN202022727232.0U
Authority: CN
Inventors: 冯军
Original assignee: Tianjin Fengyi Medical Devices Co ltd
Current assignee: Tianjin Fengyi Medical Devices Co ltd
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2021-08-13
Anticipated expiration: 2030-11-23

Abstract

The utility model discloses a rotary positioning universal small vertical pendulum saw, which belongs to the technical field of pendulum saws and comprises an upper shell, wherein the inner wall of the upper shell is matched and rotatably connected with a vertical rod, the surface of the vertical rod is welded with a rotating block, the inner wall of the upper shell is matched and slidably connected with a concave fixed block, small springs are welded at the upper end and the lower end of the surface of the concave fixed block, the surface of the upper shell is matched and slidably connected with a fixed disc, a cutter is arranged on the surface of the fixed disc, the surface of the cutter is welded with the fixed block, a fixed hole is arranged on the surface of the fixed disc, the surface of the fixed disc is matched and slidably connected with a T-shaped nail, a spring is welded on the surface of the T-shaped nail, a motor is arranged on the inner wall of the upper shell, a lower shell is arranged on the surface of the upper shell, the rotating block is driven by the motor to rotate, the cutter is driven to swing by the change of the angle of the cutter, and the conduction efficiency of the upper shell is greatly increased, the angle of the cutter can be conveniently changed through the mutual matching of the upper shell and the lower shell.

Description

Rotary positioning universal small vertical swing saw

Technical Field

The utility model relates to a pendulum saw technical field especially relates to an universal little vertical pendulum saw of rotational positioning.

Background

A wobble saw is a tool that drives a saw blade to wobble. The structure of the existing swing saw includes: the saw blade swinging device comprises a machine shell, wherein a rotating shaft installed through a bearing is arranged at the front part of the machine shell, the lower end of the rotating shaft extends out of the machine shell, a saw blade is arranged at the lower end of the rotating shaft, a swinging block is further arranged in the machine shell, one end of the swinging block is fixed with the middle part of the rotating shaft, a driving groove is formed in the other end of the swinging block, a motor is arranged at the rear part of the machine shell, a driving shaft installed through a bearing is arranged between the motor and the rotating shaft, the driving shaft is in transmission connection with an output shaft of the motor, an eccentric shaft is arranged at the output end of the driving shaft, a bearing positioned in the driving groove is sleeved on the eccentric shaft, and when the motor drives the driving shaft to rotate to enable the eccentric shaft to rotate, the bearing on the eccentric shaft can drive the swinging block to swing through pushing the left side and the right side of the driving groove, so that the rotating shaft drives the saw blade to swing.

Patent CN209716633U discloses a swing saw, this utility model discloses a swing saw, include: the machine shell is provided with a rotating shaft in the front of the machine shell, the lower end of the rotating shaft extends out of the machine shell, a saw blade is arranged at the lower end of the rotating shaft, a swinging block is further arranged in the machine shell, one end of the swinging block is fixed to the middle of the rotating shaft, a driving groove is formed in the other end of the swinging block, a motor is arranged at the rear of the machine shell, an eccentric wheel is arranged on an output shaft of the motor, a stirring bearing is fixedly sleeved on the eccentric wheel, a translation block capable of translating left and right is arranged between the swinging block and the eccentric wheel, a vertical rod located in the driving groove is arranged at the front of the translation block, a stirring groove is formed in the rear of the translation block, and the eccentric wheel and the stirring bearing on the eccentric wheel are located in the stirring groove. The swing saw has the advantages of small size and convenient assembly.

The defects of the swing saw are as follows: 1. when the swing saw is used, the angle cannot be well adjusted; 2. when using an oscillating saw of the kind described above, the frequency of oscillation and the efficiency of conduction are low. Therefore, a rotary positioning universal small vertical pendulum saw is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides an universal little standing pendulum saw of rotational positioning aims at driving the turning block through the motor and rotates, drives the cutter with the help of the change of its angle and swings, great increase the efficiency of its conduction, the angle of change cutter that can be very convenient through mutually supporting of epitheca and inferior valve.

The utility model provides a specific technical scheme as follows:

the utility model provides a rotary positioning universal small vertical pendulum saw, which comprises an upper shell, wherein the inner wall of the upper shell is matched and rotatably connected with a vertical rod, the surface of the vertical rod is welded with a rotating block, the inner wall of the upper shell is matched and slidably connected with a concave fixed block, the upper end and the lower end of the surface of the concave fixed block are respectively welded with a small spring, the surface of the upper shell is matched and slidably connected with a fixed disc, the surface of the fixed disk is provided with a cutter, the surface of the cutter is welded with a fixed block, the surface of the fixed disk is provided with a fixed hole, the surface of the fixed disk is matched and slidably connected with a T-shaped nail, the surface of the T-shaped nail is welded with a spring, the inner wall of the upper shell is provided with a motor, the surface of the upper shell is provided with a lower shell, the inner walls of the upper shell and the lower shell are both provided with a channel, the inner wall of the channel is connected with an H-shaped rod in a sliding mode in a matched mode, one side of the surface of the H-shaped rod is welded with a large spring, and the surface of the lower shell is provided with a switch.

Optionally, the surface of the lower shell is fixedly connected with a handle.

Optionally, the surface of the rotating block is smooth and flat and has a certain inclination angle.

Optionally, the power output end of the motor is connected with the vertical rod through a belt.

Optionally, the switching power supply input end is electrically connected with the external power supply output end through a wire, and the switching power supply output end is electrically connected with the motor power supply input end through a wire.

The utility model has the advantages as follows:

the embodiment of the utility model provides an universal little pendulum saw of rotational positioning:

1. when the rotary positioning universal small vertical pendulum saw is used, because the inner wall of the upper shell is matched and rotatably connected with the vertical rod, the surface of the vertical rod is welded with the rotating block, the inner wall of the upper shell is matched and slidably connected with the concave fixed block, the upper end and the lower end of the surface of the concave fixed block are welded with the small springs, the surface of the upper shell is matched and slidably connected with the fixed disc, the surface of the fixed disc is provided with the cutter, the surface of the cutter is welded with the fixed block, the surface of the fixed disc is provided with the fixed hole, the surface of the fixed disc is matched and slidably connected with the T-shaped nail, the surface of the T-shaped nail is welded with the springs, the inner wall of the upper shell is provided with the motor, the surface of the rotating block is smooth and flat and has a certain inclination angle, the power output end of the motor is connected with the vertical rod through the belt, when the motor drives the vertical rod to rotate, will drive the turning block and rotate, because it has certain contained angle with the montant, will be continuous like this when rotating and remove the concave type fixed block of touching the surface with different angles, will drive the continuous effect of concave type fixed block and reciprocate like this, at this moment accelerate the swing under the auxiliary action of little spring, just so can be with swing conduction to the cutter on through the fixed block, because its intermediate structure is less, just a lot of obstacles have been reduced, let the efficiency of conduction higher, only need just inwards compress two T type nails when changing the cutter, at this moment just can take out cutter and fixed block from the fixed orifices, later just can be again insert the fixed block from the fixed orifices and loosen T type nail can.

2. When the universal rotary positioning small vertical pendulum saw is used, the lower shell is arranged on the surface of the upper shell, the inner walls of the upper shell and the lower shell are both provided with channels, the inner walls of the channels are matched and slidably connected with H-shaped rods, one side of the surface of each H-shaped rod is welded with a large spring, the surface of the lower shell is fixedly connected with a handle, a worker only needs to hold the handle and the upper shell, the operation can be carried out at the moment, when the angle needs to be changed, the upper shell and the lower shell are forcibly pulled apart, at the moment, the upper shell is loosened after the desired angle is reached by rotating the upper shell, the large spring drives the H-shaped rod to return, and the upper shell is driven by the large spring to be clamped with the lower shell again because the H-shaped rod is fixed on the upper shell, therefore, the rotation and the positioning of the whole device are completed, and the flexibility of the whole use is greatly increased.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic view of an overall structure of a rotary positioning universal small vertical pendulum saw according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a vertical rod of the rotary positioning universal small vertical pendulum saw according to the embodiment of the present invention;

fig. 3 is a schematic structural view of a fixing disc of the rotary positioning universal small standing pendulum saw according to the embodiment of the present invention.

In the figure: 1. an upper shell; 2. a vertical rod; 3. rotating the block; 4. a concave fixed block; 5. a small spring; 6. fixing the disc; 7. a fixed block; 8. a cutter; 9. a fixing hole; 10. t-shaped nails; 11. a spring; 12. a motor; 13. a lower case; 14. a channel; 15. an H-shaped rod; 16. a large spring; 17. a grip; 18. and (4) switching.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A rotary positioning universal small standing pendulum saw according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.

Referring to fig. 1 to 3, the universal small vertical pendulum saw provided by the embodiment of the present invention comprises an upper shell 1, wherein the inner wall of the upper shell 1 is rotatably connected with a vertical rod 2 in a matching manner, the surface of the vertical rod 2 is welded with a rotating block 3, the inner wall of the upper shell 1 is slidably connected with a concave fixed block 4 in a matching manner, the upper end and the lower end of the surface of the concave fixed block 4 are welded with small springs 5, the surface of the upper shell 1 is slidably connected with a fixed disc 6, the surface of the fixed disc 6 is provided with a cutter 8, the surface of the cutter 8 is welded with a fixed block 7, the surface of the fixed disc 6 is provided with a fixed hole 9, the surface of the fixed disc 6 is slidably connected with a T-shaped nail 10 in a matching manner, the surface of the T-shaped nail 10 is welded with a spring 11, the inner wall of the upper shell 1 is provided with a motor 12, the surface of the upper shell 1 is provided with a lower shell 13, and the inner walls of the upper shell 1 and the lower shell 13 are both provided with a channel 14, the inner wall of the channel 14 is connected with an H-shaped rod 15 in a sliding mode in a matched mode, one side of the surface of the H-shaped rod 15 is welded with a large spring 16, and a switch 18 is installed on the surface of the lower shell 13.

In the example, the motor 12 drives the rotating block 3 to rotate, the cutter 8 is driven to swing by means of the change of the angle of the rotating block, the conduction efficiency of the cutter is greatly improved, and the angle of the cutter 8 can be conveniently changed by matching the upper shell 1 and the lower shell 13.

Referring to fig. 1, a grip 17 is fixedly connected to the surface of the lower case 13.

Illustratively, the device is convenient to operate and control.

Referring to fig. 2, the surface of the rotating block 3 is smooth and flat and has a certain inclination angle.

Illustratively, it is convenient to generate a force in the up-and-down direction when the turning block 3 is turned.

Referring to fig. 1, the power output end of the motor 12 is connected with the vertical rod 2 through a belt.

Illustratively, the motor 12 is used for driving the vertical rod 2 to rotate.

Referring to fig. 1, the power input end of the switch 18 is electrically connected to the power output end of the external power source through a wire, and the power output end of the switch 18 is electrically connected to the power input end of the motor 12 through a wire.

Illustratively, the rotation of the motor 12 is controlled by a switch 18.

When in use, an external power supply is switched on, because the surface of the upper shell 1 is provided with the lower shell 13, the inner walls of the upper shell 1 and the lower shell 13 are both provided with the channel 14, the inner wall of the channel 14 is matched and slidably connected with the H-shaped rod 15, one side of the surface of the H-shaped rod 15 is welded with the large spring 16, the surface of the lower shell 13 is fixedly connected with the handle 17, a worker only needs to hold the handle 17 and the upper shell 1, the operation can be carried out at the moment, and when the angle needs to be changed, only the upper shell 1 and the lower shell 13 need to be pulled apart forcibly, at the moment, the upper shell 1 is loosened after the desired angle is reached by rotating the upper shell 1, at the moment, the large spring 16 can drive the H-shaped rod 15 to return to the position, because the H-shaped rod 15 is fixed on the upper shell 1, the large spring 16 can drive the upper shell 1 to be clamped with, because the inner wall of the upper shell 1 is matched and rotatably connected with a vertical rod 2, the surface of the vertical rod 2 is welded with a rotating block 3, the inner wall of the upper shell 1 is matched and slidably connected with a concave fixed block 4, the upper end and the lower end of the surface of the concave fixed block 4 are both welded with small springs 5, the surface of the upper shell 1 is matched and slidably connected with a fixed disc 6, the surface of the fixed disc 6 is provided with a cutter 8, the surface of the cutter 8 is welded with a fixed block 7, the surface of the fixed disc 6 is provided with a fixed hole 9, the surface of the fixed disc 6 is matched and slidably connected with a T-shaped nail 10, the surface of the T-shaped nail 10 is welded with a spring 11, the inner wall of the upper shell 1 is provided with a motor 12, the surface of the rotating block 3 is smooth and flat and has a certain inclination angle, the power output end of the motor 12 is connected with, will drive the continuous effect of concave fixed block 4 like this and reciprocate, at this moment accelerate the swing under the auxiliary action of little spring 5, just can be conducted the swing to cutter 8 through fixed block 7 like this, because its intermediate structure is less, just a lot of hindrance has been reduced, let the efficiency of conduction higher, 8 only need just compress two T type nails 10 inwards when changing the cutter, just at this moment can take out cutter 8 and fixed block 7 from fixed orifices 9, later just can be again insert fixed block 7 from fixed orifices 9 and loosen T type nail 10 can.

The utility model relates to a rotary positioning universal small vertical pendulum saw, which comprises a 1 and an upper shell; 2. a vertical rod; 3. rotating the block; 4. a concave fixed block; 5. a small spring; 6. fixing the disc; 7. a fixed block; 8. a cutter; 9. a fixing hole; 10. t-shaped nails; 11. a spring; 12. a motor; 13. a lower case; 14. a channel; 15. an H-shaped rod; 16. a large spring; 17. a grip; 18. the switches and components are all standard parts or parts known to those skilled in the art, and the structure and principle of the switches and parts are known to those skilled in the art through technical manuals or through routine experiments.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a universal little standing pendulum saw of rotational positioning, includes epitheca (1), its characterized in that, epitheca (1) inner wall cooperation is rotated and is connected with montant (2), montant (2) surface welding has turning block (3), epitheca (1) inner wall cooperation sliding connection has concave type fixed block (4), both ends all weld on the surface of concave type fixed block (4) little spring (5), epitheca (1) surface cooperation sliding connection has fixed disk (6), fixed disk (6) surface mounting has cutter (8), cutter (8) surface welding has fixed block (7), fixed disk (6) surface seted up fixed orifices (9), fixed disk (6) surface cooperation sliding connection has T type nail (10), T type nail (10) surface welding has spring (11), motor (12) are installed to epitheca (1) inner wall, go up shell (1) surface mounting and have inferior valve (13), passageway (14) are all installed to go up shell (1) and inferior valve (13) inner wall, passageway (14) inner wall cooperation sliding connection has H type pole (15), the welding of H type pole (15) surface one side has big spring (16), inferior valve (13) surface mounting has switch (18).

2. The rotary positioning universal small standing pendulum saw as claimed in claim 1, wherein a handle (17) is fixedly connected to the surface of the lower housing (13).

3. A rotary positioning universal small standing pendulum saw as claimed in claim 1, characterized in that the surface of the turning block (3) is smooth and flat and has a certain inclination angle.

4. A rotary positioning universal small standing pendulum saw as claimed in claim 1 wherein the power take off of the motor (12) is connected to the vertical post (2) by a belt.

5. A rotary positioning universal small standing pendulum saw as claimed in claim 1 wherein said switch (18) power input is electrically connected to an external power output by a wire, said switch (18) power output is electrically connected to the motor (12) power input by a wire.