Electric scissors driven by connecting rod driven by linear guide rail

Abstract

The utility model provides a pair of electric scissors driven by a connecting rod driven by a linear guide rail, which comprises a linear guide rail device, a connecting rod device, a pair of scissors, a shell and a handle, the middle of the first shear blade and the middle of the second shear blade are fixed to a vertically-arranged first supporting rod through a mounting shaft, the tail end of the first shear blade is hinged to a first connecting rod of a connecting rod device, and the tail end of the second shear blade is hinged to a second connecting rod of the connecting rod device. The first connecting rod and the second connecting rod are driven by a linear guide rail device, then shearing is completed through the scissors, the linear guide rail device and the connecting rod device are both located in the shell, and a handle is installed at the rear end of the shell. According to the utility model, the scissors can be driven to carry out one-time shearing through one-way movement every time, automatic reciprocating shearing movement is carried out, larger shearing force is realized, a better shearing effect is achieved, labor is saved during operation, and the efficiency and the quality are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of hairdressing tools, in particular to a kind of linear guide rail drives connecting rod driven electric scissors. BACKGROUND

[0002] In carpet manufacturing production, the miscellaneous hair trimming process has been manually trimmed by manual scissors, and the manual scissors are used for carpet miscellaneous hair processing, which is inconvenient to operate, and many messy miscellaneous hairs cannot be quickly trimmed, and manual scissors consume a lot of physical strength when used, and the quality of the trimmed products varies greatly, and personnel often need to confirm and repair twice, which not only seriously affects production efficiency, but also cannot effectively control quality. In order to improve product quality and reduce labor, an electric scissors is needed, which automatically cuts after being connected to power. In patent No. 201520361701.8, an electric scissors for trimming carpet edges is provided, which includes a fixed scissors blade and a movable scissors blade, and the two scissors blades are rotatably connected by a pin shaft. An electromagnet is provided between the two scissors blades behind the pin shaft. The tail ends of the two scissors blades are connected by a spring in a compressed state. The electromagnet is connected to the transformer. However, when the electric scissors encounters tangled miscellaneous hair, the cutting force is difficult to overcome, and the miscellaneous hair usually needs to be untangled before cutting, so an electric scissors with greater cutting force is needed, which can still overcome even if the miscellaneous hair is tangled. SUMMARY

[0003] The utility model provides a kind of linear guide rail drives connecting rod driven electric scissors, solve the problem that when carpet miscellaneous hair is handled, it can cut together with force the miscellaneous hair that is rubbed, its technical scheme is as follows:

[0004] A kind of linear guide rail drives connecting rod driven electric scissors, including linear guide rail device, connecting rod device, scissors, shell and handle, the scissors include the first scissors blade and the second scissors blade for cross-cutting, the middle part of the first scissors blade and the second scissors blade is fixed with the first support rod of vertical arrangement using mounting shaft, the tail end of the first scissors blade is hinged with the first connecting rod of connecting rod device, the tail end of the second scissors blade is hinged with the second connecting rod of connecting rod device, the first connecting rod, second connecting rod are driven by linear guide rail device, to realize that scissors complete cutting, the linear guide rail device, connecting rod device are located in shell, the rear end of the shell is installed with handle.

[0005] The linear guide rail device comprises a driving motor, a guide rail, a moving slider, a driving rod and a limiting rod, the rotating shaft of the driving motor drives the guide rail to rotate, the moving slider is installed on the guide rail in threaded cooperation, the moving slider is fixedly connected with the vertically arranged driving rod, and the driving rod 28 is used for driving the connecting rod device to move.

[0006] The connecting rod device comprises an upper connecting rod component and a lower connecting rod component, and the upper connecting rod component and the lower connecting rod component are symmetrical in structure.

[0007] The upper connecting rod component comprises a second sliding rod, a second sliding block, a second connecting rod and a second driving rod, the rear end of the second driving rod is driven by the driving rod, the front end of the second driving rod is fixedly connected with the second sliding block, the second sliding block is slidably installed on the second sliding rod, the front end of the second sliding rod is fixedly connected with the upper end of the first supporting rod, and the rear end of the second sliding rod is connected with the linear guide rail device through the second supporting rod.

[0008] The upper end of the second connecting rod is hingedly connected with the second sliding block through a first rotating shaft, and the lower end of the second connecting rod is hingedly connected with the second scissor piece through a second rotating shaft.

[0009] The lower connecting rod component comprises a first sliding rod, a first sliding block, a first connecting rod and a first driving rod, the rear end of the first driving rod is driven by the driving rod, the front end of the first driving rod is fixedly connected with the first sliding block, the first sliding block is slidably installed on the first sliding rod, the front end of the first sliding rod is fixedly connected with the lower end of the first supporting rod, and the rear end of the first sliding rod is connected with the linear guide rail device through a third supporting rod.

[0010] The upper end of the first connecting rod is hingedly connected with the first scissor piece through a third rotating shaft, and the lower end of the first connecting rod is hingedly connected with the first sliding block through a fourth rotating shaft.

[0011] The second sliding rod of the upper connecting rod component and the first sliding rod of the lower connecting rod component are both provided with limiting blocks arranged in front and back.

[0012] The rear end of the second driving rod of the upper connecting rod component and the rear end of the first driving rod of the lower connecting rod component are fixedly connected through a fourth supporting rod, the fourth supporting rod is located behind the driving rod of the linear guide rail device, and the fourth supporting rod and the driving rod are fixedly connected through up and down arranged fifth and sixth supporting rods.

[0013] The left and right sides of the first supporting rod are fixedly connected with the shell through first connecting rods, the first connecting rods are fixedly connected with third connecting rods through second connecting rods, the left and right sides of the third connecting rods are fixedly connected with the shell, and the tail of the driving motor is fixedly installed on the third connecting rods.

[0014] The linear guide rail drives the electric shears via a linkage. Through the repeated movement of the linear guide rail, each single stroke can drive the shears to perform one cut, resulting in automatic reciprocating cutting motion. This achieves greater cutting force and better hair removal effect. This invention is labor-saving to operate and effectively improves both efficiency and quality. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the electric shears driven by the linear guide rail and connecting rod.

[0016] Figure 2 This is a top view of the outer casing and connecting rod. Detailed Implementation

[0017] like Figure 1 As shown, the linear guide rail driven electric shears include a linear guide rail device, a linkage device, shears, a housing 2, and a handle 1. The shears include a first shear blade 3 and a second shear blade 4 for cross-cutting. The middle of the first shear blade 3 and the second shear blade 4 are fixed to a vertically arranged first support rod 5 by a mounting shaft 6. The end of the first shear blade 3 is hinged to the first connecting rod 13 of the linkage device, and the end of the second shear blade 4 is hinged to the second connecting rod 19 of the linkage device. The first connecting rod 13 and the second connecting rod 19 are driven by the linear guide rail device, thereby enabling the shears to complete the cutting. The linear guide rail device and the linkage device are both located inside the housing 2, and the handle 1 is installed at the rear end of the housing 2.

[0018] The linear guide rail device includes a drive motor 24, a guide rail 25, a movable slider 26, a drive rod 28, and a limiting rod 27. The shaft of the drive motor 24 drives the guide rail 25 to rotate. The movable slider 26, which is threadedly engaged with the guide rail 25, is mounted on the guide rail 25. The movable slider 26 is fixedly connected to the vertically arranged drive rod 28, which drives the linkage device to move. The other end of the guide rail 25 is fixedly connected to the limiting rod 27 via a bearing. Both ends of the limiting rod 27 (not shown) are fixedly connected to the outer casing 2. The drive motor 24 drives the guide rail 25 to rotate. The guide rail 25 is threaded, and the movable slider 26 is internally threaded, allowing it to slide back and forth along the guide rail 25. The rotation of the guide rail 25 drives the movable slider 26 to move back and forth, which in turn drives the drive rod 28 to move back and forth.

[0019] The connecting rod device comprises an upper connecting rod part and a lower connecting rod part, and the upper connecting rod part and the lower connecting rod part are symmetrical in structure. The upper connecting rod part comprises a second sliding rod 7, a second sliding block 20, a second connecting rod 19 and a second driving rod 32. The rear end of the second driving rod 32 is driven by a driving rod 28, and the front end of the second driving rod 32 is fixedly connected with the second sliding block 20. The second sliding block 20 is slidably installed on the second sliding rod 7. The front end of the second sliding rod 7 is fixedly connected with the upper end of the first supporting rod 5, and the rear end of the second sliding rod 7 is connected with the linear guide rail device through a second supporting rod. The second sliding block 20 is hingedly fixed with the second connecting rod 19. When the second sliding block 20 is driven by the second driving rod 32, the second sliding block 20 moves forward and backward along the second sliding rod 7. The second sliding block 20 drives the end of the second scissor blade 4 to move up and down through the second connecting rod 19, so that the front end of the second scissor blade 4 realizes the shearing action.

[0020] The upper end of the second connecting rod 19 is hingedly connected with the second sliding block 20 through a first rotating shaft 21, and the lower end of the second connecting rod 19 is hingedly connected with the second scissor blade 4 through a second rotating shaft 18. First and second limiting blocks 23 and 25 are arranged on the second sliding rod 7. When the second sliding block 20 moves to the front end limit, the second sliding block 20 reaches the first limiting block 23. When the second sliding block 20 moves to the rear end limit, the second sliding block 20 reaches the second limiting block 25.

[0021] Similarly, the lower connecting rod part comprises a first sliding rod 8, a first sliding block 14, a first connecting rod 13 and a first driving rod 33. The rear end of the first driving rod 33 is driven by the driving rod 28, and the front end of the first driving rod 33 is fixedly connected with the first sliding block 14. The first sliding block 14 is slidably installed on the first sliding rod 8. The front end of the first sliding rod 8 is fixedly connected with the lower end of the first supporting rod 5, and the rear end of the first sliding rod 8 is connected with the linear guide rail device through a third supporting rod. The first sliding block 14 is hingedly fixed with the first connecting rod 13. When the first sliding block 14 is driven by the first driving rod 33, the first sliding block 14 moves forward and backward along the first sliding rod 8. The first sliding block 14 drives the end of the first scissor blade 3 to move up and down through the first connecting rod 13, so that the front end of the first scissor blade 3 realizes the shearing action.

[0022] The upper end of the first connecting rod 13 is hingedly connected with the first scissor blade 3 through a third rotating shaft 12, and the lower end of the first connecting rod 13 is hingedly connected with the first sliding block 14 through a fourth rotating shaft 15. Third and fourth limiting blocks 17 and 16 are arranged on the first sliding rod 8. When the first sliding block 14 moves to the front end limit, the first sliding block 14 reaches the third limiting block 17. When the first sliding block 14 moves to the rear end limit, the first sliding block 14 reaches the fourth limiting block 16.

[0023] In Figure 1In the shown embodiment, the rear end of the second slide rod 7 is connected to the housing of the driving motor 24 of the linear guide rail device through a second support rod, and the rear end of the first slide rod 8 is connected to the housing of the driving motor 24 of the linear guide rail device through a third support rod.

[0024] The rear end of the second driving rod 32 and the rear end of the first driving rod 33 are fixedly connected through a fourth support rod 31, the fourth support rod 31 is located behind the driving rod 28, and the fourth support rod 31 and the driving rod 28 are fixedly connected through a fifth support rod 29 and a sixth support rod 30 arranged in an up-down mode.

[0025] As shown in the drawings, Figure 2 The left and right sides of the first support rod 5 are fixedly connected to the housing 2 through a first connecting rod 10, the center of the first connecting rod 10 corresponds to the mounting shaft 6, and the first connecting rod 10 can be covered outside the mounting shaft 6 to protect the mounting shaft 6, and the other end of the first connecting rod 10 is fixedly connected to the left side or the right side of the housing 2; the first connecting rod 10 is fixedly connected to a third connecting rod 11 through a second connecting rod 9, the left and right sides of the third connecting rod 11 are fixedly connected to the housing 2, and the tail part of the driving motor 24 is fixedly installed on the third connecting rod 11, and the head part of the driving motor 24 is opposite to the rear side of the utility model and faces the handle 1. Through the first connecting rod 10 and the third connecting rod 11, the linear guide rail device, the connecting rod device and the housing are fixed.

[0026] In another embodiment, the upper end of the driving rod 28 is fixedly connected to the second driving rod 32, and the lower end is fixedly connected to the first driving rod 33. There is no fourth support rod 31, fifth support rod 29 and sixth support rod 30.

[0027] In another embodiment, the driving motor 24 can be close to the left side or the right side, at this time, the rear end of the second slide rod 7 can be directly connected to the rear end of the first slide rod 8 through a seventh support rod, and the second support rod and the third support rod are removed. The moving block 26 and the driving rod 28 are connected through an eighth support rod to overcome the distance that the driving motor 24 is not opposite to the driving rod 28. At this time, the housing 2 will be inclined to the left side or the right side.

[0028] The linear guide rail drives the connecting rod driven electric scissors, through the repeated movement of the linear guide rail, the one-way movement each time can drive the scissors to cut once, and the automatic reciprocating cutting movement is realized, the greater cutting force is realized, and the shearing effect is better. The utility model operation saves labor, and the efficiency and quality are effectively improved.

Claims

1. An electric shears driven by a linear guide rail and a connecting rod, characterized in that: The device includes a linear guide rail device, a linkage device, scissors, a housing, and a handle. The scissors include a first scissor blade and a second scissor blade for cross-cutting. The middle of the first and second scissor blades is fixed to a vertically arranged first support rod via a mounting shaft. The end of the first scissor blade is hinged to a first link of the linkage device, and the end of the second scissor blade is hinged to a second link of the linkage device. The first and second links are driven by the linear guide rail device, thereby enabling the scissors to complete the cutting. The linear guide rail device and the linkage device are both located inside the housing, and a handle is installed at the rear end of the housing.

2. The electric shears driven by a linear guide rail and connecting rod according to claim 1, characterized in that: The linear guide rail device includes a drive motor, a guide rail, a movable slider, a drive rod, and a limit rod. The shaft of the drive motor drives the guide rail to rotate. A movable slider with a threaded engagement is installed on the guide rail. The movable slider is fixedly connected to a vertically arranged drive rod, which is used to drive the linkage device to move.

3. The electric shears driven by a linear guide rail and connecting rod according to claim 1, characterized in that: The linkage device includes an upper linkage component and a lower linkage component, and the upper linkage component and the lower linkage component have symmetrical structures.

4. The electric shears driven by a linear guide rail and connecting rod according to claim 3, characterized in that: The upper connecting rod component includes a second sliding rod, a second slider, a second connecting rod, and a second driving rod. The rear end of the second driving rod is driven by a driving rod, and the front end of the second driving rod is fixedly connected to the second slider. The second slider is slidably mounted on the second sliding rod. The front end of the second sliding rod is fixedly connected to the upper end of the first support rod, and the rear end of the second sliding rod is connected to the linear guide rail device through the second support rod.

5. The electric shears driven by a linear guide rail and connecting rod according to claim 4, characterized in that: The upper end of the second connecting rod is hinged to the second slider through the first rotating shaft, and the lower end of the second connecting rod is hinged to the second scissor blade through the second rotating shaft.

6. The electric shears driven by a linear guide rail and connecting rod according to claim 3, characterized in that: The lower connecting rod component includes a first sliding rod, a first slider, a first connecting rod, and a first driving rod. The rear end of the first driving rod is driven by a driving rod, and the front end of the first driving rod is fixedly connected to the first slider. The first slider is slidably mounted on the first sliding rod. The front end of the first sliding rod is fixedly connected to the lower end of the first support rod, and the rear end of the first sliding rod is connected to the linear guide rail device through a third support rod.

7. The electric shears driven by a linear guide rail and connecting rod according to claim 6, characterized in that: The upper end of the first connecting rod is hinged to the first scissor blade via a third pivot, and the lower end of the first connecting rod is hinged to the first slider via a fourth pivot.

8. The electric shears driven by a linear guide rail and connecting rod according to claim 3, characterized in that: The second slide of the upper connecting rod component and the first slide of the lower connecting rod component are both provided with limiting blocks arranged in front and behind.

9. The electric shears driven by a linear guide rail and connecting rod according to claim 4, characterized in that: The rear end of the second drive rod of the upper connecting rod component and the rear end of the first drive rod of the lower connecting rod component are fixedly connected by a fourth support rod. The fourth support rod is located behind the drive rod of the linear guide device. The fourth support rod and the drive rod are fixedly connected by a fifth support rod and a sixth support rod arranged vertically.

10. The electric shears driven by a linear guide rail and connecting rod according to claim 1, characterized in that: The left and right sides of the first support rod are fixedly connected to the outer shell through the first connecting rod. The first connecting rod is fixedly connected to the third connecting rod through the second connecting rod. The left and right sides of the third connecting rod are fixedly connected to the outer shell. The tail of the drive motor of the linear guide device is fixedly installed on the third connecting rod.

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