CN220050267U

CN220050267U - Cutter feeding device of handheld electric cutting tool

Info

Publication number: CN220050267U
Application number: CN202320652626.5U
Authority: CN
Inventors: 车熙东; 李曰政; 洪得存; 刘耀中; 扈灯芳
Original assignee: Shandong Best Electric Tools Co ltd
Current assignee: Shandong Best Electric Tools Co ltd
Priority date: 2023-03-29
Filing date: 2023-03-29
Publication date: 2023-11-21
Anticipated expiration: 2033-03-29

Abstract

The utility model relates to the technical field of cutting tools and discloses a feeding device of a handheld electric cutting tool, which comprises a U-shaped seat and a cutting disc, wherein the cutting disc is arranged in the U-shaped seat, a rotating rod is fixedly arranged in the middle of the cutting disc, two ends of the rotating rod are rotatably connected with the inner wall of the corresponding U-shaped seat, a first motor is arranged on the front side of the U-shaped seat, the output end of the first motor is fixedly connected with one end of the rotating rod, a sliding shell is arranged on the lower side of the U-shaped seat, a sliding block is slidably arranged in the sliding shell, the upper end of the sliding block is fixedly connected with the U-shaped seat, a driving mechanism for driving the sliding block to move is arranged in the sliding shell, a holding shell is rotatably arranged on the lower surface of the sliding shell, and a transmission mechanism for driving the sliding shell to rotate is arranged in the holding shell. The automatic cutting tool feeding device can perform automatic cutting tool feeding work, can ensure the stability of cutting tool feeding, and can improve the cutting quality.

Description

Cutter feeding device of handheld electric cutting tool

Technical Field

The utility model relates to the technical field of cutting tools, in particular to a cutter feeding device of a handheld electric cutting tool.

Background

As hand-held power tools are developed, people often choose a lighter hand-held cutting machine for cutting work in the field of industry and construction, and people's lives are also becoming more and more separated from hand-held power tools.

The cutting head and the handle of the traditional handheld electric cutting tool are usually fixedly arranged, the cutter of the cutting head is usually manually fed, the cutting head is easy to skew in the operation process, and the cutting quality is affected.

Disclosure of Invention

The utility model aims to solve the problems that in the prior art, the positions of a cutting head and a handle of a handheld electric cutting tool are usually fixed, the cutting head is usually fed manually, the cutting quality is affected due to the fact that the cutting head is easy to skew in the operation process, and the cutting device of the handheld electric cutting tool is provided.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a hand-held type electric cutting tool's feed device, includes U type seat and cutting disc, the cutting disc sets up in the inside of U type seat, the fixed bull stick that is provided with in middle part of cutting disc, the both ends of bull stick all rotate with the inner wall of corresponding U type seat and be connected, the front side of U type seat is provided with first motor, the output of first motor and the one end fixed connection of bull stick, the downside of U type seat is equipped with the smooth shell, the inside slip of smooth shell is provided with the slider, the upper end and the U type seat fixed connection of slider and, the inside of smooth shell is provided with the drive the actuating mechanism that the slider removed, the lower surface rotation of smooth shell is provided with holds the shell, the inside of holding the shell is provided with the drive smooth shell pivoted drive mechanism.

Preferably, the driving mechanism comprises a reciprocating screw rod and a second motor, the reciprocating screw rod is rotatably arranged in the sliding shell, one end of the sliding block is in threaded sleeve joint with the rod wall of the reciprocating screw rod, the second motor is arranged on one side of the sliding shell, and the output end of the second motor is fixedly connected with one end of the reciprocating screw rod.

Preferably, the transmission mechanism comprises a worm wheel and a worm, a transmission rod is fixedly arranged in the middle of the lower surface of the sliding block, one end of the transmission rod is fixedly sleeved with the worm wheel, a U-shaped plate is slidably arranged on one side of the inside of the holding shell, the worm is rotationally arranged on the inner side of the U-shaped plate, the worm is connected with the worm wheel in a meshed mode, a strip-shaped opening is formed in the side wall of the holding shell, a rotating wheel is arranged on the inner side of the strip-shaped opening, the rotating wheel is fixedly sleeved with the worm, and an adjusting mechanism for driving the U-shaped plate to move is arranged in the inside of the holding shell.

Preferably, the adjusting mechanism comprises a threaded rod, the threaded rod and the cross rod, the threaded rod is sleeved inside one end of the U-shaped plate, both ends of the threaded rod are rotationally connected with the inner wall of the holding shell, the cross rod is movably sleeved inside one end of the U-shaped plate, and both ends of the cross rod are fixedly connected with the inner wall of the holding shell.

Preferably, a limiting rod is arranged on the lower side of the reciprocating screw rod, and one end of the sliding block is movably sleeved with the limiting block.

Preferably, one end of the threaded rod extends to the outer side of the holding shell and is fixedly sleeved with a knob.

Preferably, the bottom of holding the shell is provided with the balancing weight.

Preferably, the first motor is fixedly connected with the U-shaped seat through the first supporting frame.

Preferably, the second motor is fixedly connected with the sliding shell through a second supporting frame.

Compared with the prior art, the utility model provides a feeding device of a handheld electric cutting tool, which has the following beneficial effects:

1. according to the feeding device of the handheld electric cutting tool, the second motor drives the reciprocating screw rod to rotate, namely, the sliding block can be driven to reciprocate, namely, the automatic feeding work of the cutting disc can be realized, the feeding stability can be ensured, and the cutting quality can be improved;

2. this hand-held type electric cutting tool's feed device through rotating the threaded rod, rotates worm and worm wheel meshing, promotes the runner for the worm drives the worm wheel rotation, can drive the smooth shell rotation promptly, can adjust the feed angle promptly, conveniently carries out the stable feed of different angles.

The device has the advantages that the device is not related to the same parts as or can be realized by adopting the prior art, the automatic feeding work can be performed, the feeding stability can be ensured, and the cutting quality can be improved.

Drawings

Fig. 1 is a schematic structural view of a feeding device of a handheld electric cutting tool according to the present utility model;

FIG. 2 is a schematic view of the internal structure of FIG. 1;

FIG. 3 is an enlarged schematic view of the portion A of FIG. 2;

fig. 4 is a perspective view of the U-shaped plate of fig. 3.

In the figure: 1 holding shell, 2 sliding shell, 3 sliding blocks, 4U-shaped seat, 5 cutting disc, 6 first motor, 7 reciprocating screw rod, 8 second motor, 9 spacing rod, 10 balancing weight, 11 transmission rod, 12 worm wheel, 13 horizontal pole, 14U-shaped plate, 15 worm, 16 runner, 17 threaded rod, 18 knob, 19 bull stick.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Example 1

Referring to fig. 1-2, a feeding device of a handheld electric cutting tool comprises a U-shaped seat 4 and a cutting disc 5, wherein the cutting disc 5 is arranged in the U-shaped seat 4, a rotating rod 19 is fixedly arranged in the middle of the cutting disc 5, two ends of the rotating rod 19 are rotatably connected with the inner wall of the corresponding U-shaped seat 4, a first motor 6 is arranged on the front side of the U-shaped seat 4, the output end of the first motor 6 is fixedly connected with one end of the rotating rod 19, a sliding shell 2 is arranged on the lower side of the U-shaped seat 4, a sliding block 3 is slidably arranged in the sliding shell 2, the upper end of the sliding block 3 is fixedly connected with the U-shaped seat 4, a holding shell 1 is rotatably arranged on the lower surface of the sliding shell 2, and a balancing weight 10 is arranged at the bottom end of the holding shell 1, so that the holding is balanced during holding is convenient.

Example two

Referring to fig. 1-2, a driving mechanism for driving the sliding block 3 to move is arranged in the sliding shell 2, the driving mechanism comprises a reciprocating screw rod 7 and a second motor 8, the reciprocating screw rod 7 is rotatably arranged in the sliding shell 2, one end of the sliding block 3 is in threaded sleeve joint with the rod wall of the reciprocating screw rod 7, the second motor 8 is arranged on one side of the sliding shell 2, the output end of the second motor 8 is fixedly connected with one end of the reciprocating screw rod 7, a limiting rod 9 is arranged on the lower side of the reciprocating screw rod 7, one end of the sliding block 3 is movably sleeved with the limiting block, and the sliding block 3 cannot rotate, namely can stably slide.

Example III

Referring to fig. 1-4, a transmission mechanism for driving the sliding shell 2 to rotate is arranged in the holding shell 1, the transmission mechanism comprises a worm wheel 12 and a worm 15, a transmission rod 11 is fixedly arranged in the middle of the lower surface of the sliding block 3, the worm wheel 12 is fixedly sleeved at one end of the transmission rod 11, a U-shaped plate 14 is slidably arranged on one side of the inside of the holding shell 1, the worm 15 is rotatably arranged on the inner side of the U-shaped plate 14, the worm 15 is meshed with the worm wheel 12 and connected, a strip-shaped opening is formed in the side wall of the holding shell 1, a rotating wheel 16 is arranged on the inner side of the strip-shaped opening, and the rotating wheel 16 is fixedly sleeved with the worm 15.

Example IV

Referring to fig. 1-3, the inside of holding shell 1 is provided with the adjustment mechanism who drives the removal of U template 14, adjustment mechanism includes threaded rod 17, threaded rod 17 and horizontal pole 13, threaded rod 17 thread bush is located the one end inside of U template 14, the both ends of threaded rod 17 all rotate with the inner wall of holding shell 1 and are connected, the one end inside of U template 14 is located to horizontal pole 13 movable sleeve, the both ends of horizontal pole 13 all with hold the inner wall fixed connection of shell 1, the one end of threaded rod 17 extends to the outside of holding shell 1 and fixedly cup joints knob 18, conveniently rotate threaded rod 17.

In the utility model, when in use, the first motor 6 drives the cutting disc 5 to rotate for cutting, and the second motor 6 drives the reciprocating screw rod 7 to rotate, namely the sliding block 3 can be driven to reciprocate, namely the automatic feeding work of the cutting disc 5 can be realized, the feeding stability can be ensured, namely the cutting quality can be improved; the threaded rod 17 is rotated, the worm 15 is rotated to be meshed with the worm wheel 16, and the rotating wheel 16 is pushed, so that the worm 15 drives the worm wheel 12 to rotate, namely the sliding shell 2 can be driven to rotate, namely the feeding angle can be adjusted, and stable feeding at different angles is facilitated.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a feed gear of hand-held type electric cutting tool, includes U type seat (4) and cutting dish (5), its characterized in that, cutting dish (5) set up in the inside of U type seat (4), the fixed bull stick (19) that are provided with in middle part of cutting dish (5), the both ends of bull stick (19) all rotate with the inner wall of corresponding U type seat (4) and are connected, the front side of U type seat (4) is provided with first motor (6), the output of first motor (6) and the one end fixed connection of bull stick (19), the downside of U type seat (4) is equipped with smooth shell (2), the inside slip of smooth shell (2) is provided with slider (3), the upper end and the U type seat (4) fixed connection of slider (3), the inside of smooth shell (2) is provided with the drive the actuating mechanism that slider (3) removed, the lower surface rotation of smooth shell (2) is provided with holds shell (1), the inside of holding shell (1) is provided with smooth shell (2) of rotation.

2. The feeding device of a hand-held electric cutting tool according to claim 1, wherein the driving mechanism comprises a reciprocating screw (7) and a second motor (8), the reciprocating screw (7) is rotatably arranged in the sliding shell (2), one end of the sliding block (3) is in threaded sleeve connection with a rod wall of the reciprocating screw (7), the second motor (8) is arranged on one side of the sliding shell (2), and an output end of the second motor (8) is fixedly connected with one end of the reciprocating screw (7).

3. The feeding device of a handheld electric cutting tool according to claim 1, wherein the transmission mechanism comprises a worm wheel (12) and a worm (15), a transmission rod (11) is fixedly arranged in the middle of the sliding block (3), the worm wheel (12) is fixedly sleeved at one end of the transmission rod (11), a U-shaped plate (14) is slidably arranged in the holding shell (1), the worm (15) is rotatably arranged at the inner side of the U-shaped plate (14), the worm (15) is meshed with the worm wheel (12), a strip-shaped opening is formed in the side wall of the holding shell (1), a rotating wheel (16) is arranged at the inner side of the strip-shaped opening, the rotating wheel (16) is fixedly sleeved with the worm (15), and an adjusting mechanism for driving the U-shaped plate (14) to move is arranged in the holding shell (1).

4. A feeding device of a hand-held electric cutting tool according to claim 3, characterized in that the adjusting mechanism comprises a threaded rod (17), the threaded rod (17) and a cross rod (13), the threaded rod (17) is in threaded sleeve form inside one end of the U-shaped plate (14), both ends of the threaded rod (17) are in rotary connection with the inner wall of the holding shell (1), the cross rod (13) is in movable sleeve form inside one end of the U-shaped plate (14), and both ends of the cross rod (13) are in fixed connection with the inner wall of the holding shell (1).

5. The feeding device of the handheld electric cutting tool according to claim 2, wherein a limiting rod (9) is arranged on the lower side of the reciprocating screw rod (7), and one end of the sliding block (3) is movably sleeved with the limiting block.

6. A feeding device for a hand-held power cutting tool according to claim 4, wherein one end of the threaded rod (17) extends to the outside of the grip housing (1) and is fixedly sleeved with a knob (18).

7. A feeding device for a hand-held power cutting tool according to claim 1, wherein the bottom end of the grip housing (1) is provided with a weight (10).

8. The feeding device of a hand-held power cutting tool according to claim 1, wherein the first motor (6) is fixedly connected with the U-shaped seat (4) via a first support frame.

9. A feeding device for a hand-held power cutting tool according to claim 2, wherein the second motor (8) is fixedly connected to the slide housing (2) via a second support frame.