Scissor shearing simulation device and shear mechanical life testing machine

Abstract

The utility model relates to the technical field of scissor production, in particular to a scissor shearing simulation device and a scissor mechanical life testing machine. Comprising a vertical plate, a mounting pin, a limiting mechanism and a driving mechanism, the mounting pin is fixedly arranged on the vertical plate, and the center holes of the two blades are arranged in the mounting pin in a penetrating manner; the limiting mechanism comprises a fixing clamping piece and a first screw, and the first screw penetrates through a through hole in the fixing clamping piece and the hole position of the handle and is in threaded connection with the vertical plate. The driving mechanism comprises a first motor fixedly arranged on the vertical plate, a first connecting rod fixedly installed on an output shaft of the first motor, a second connecting rod hinged to the first connecting rod, a first clamping piece hinged to the second connecting rod, a second clamping piece and a second screw connected between the second clamping piece and the first clamping piece. The utility model provides a scissor shearing simulation device and a scissor mechanical life testing machine, which can reduce the labor intensity. And reading and accumulating the shearing times.

Description

TECHNICAL FIELD

[0001] The present application relates to the production technology field of scissors, in particular to a kind of scissors shearing simulation device and scissors mechanical life test machine. BACKGROUND

[0002] The description in this section only provides background information related to the present disclosure and does not constitute prior art. In the related art, the service life of scissors needs to be tested, which is generally verified by the number of shearing times of the scissors. Since the number of times is often large, manual shearing is labor-intensive and the detection data is inaccurate. SUMMARY

[0003] Therefore, the present application provides a kind of scissors shearing simulation device and scissors mechanical life test machine, wherein the scissors shearing simulation device can replace manual shearing action to reduce labor intensity. The scissors mechanical life test machine can read and accumulate the number of shearing times, and analyze the service life of the scissors by checking the shearing effect.

[0004] To achieve the above purpose, the present application realizes the following technical solutions:

[0005] A kind of scissors shearing simulation device, characterized by: including vertical plate, mounting pin, limiting mechanism and driving mechanism;The mounting pin is fixedly arranged on the vertical plate, and the center hole of the two blades is arranged in the mounting pin;The limiting mechanism includes fixed clamping piece and first screw, the fixed clamping piece is used to clamp the handle of one blade, the first screw passes through the through hole on the fixed clamping piece and the handle hole position and is screwed with the vertical plate, so that the blade remains fixed;The driving mechanism includes a first motor fixedly arranged on the vertical plate, a first connecting rod fixedly installed on the output shaft of the first motor, a second connecting rod hingedly connected with the first connecting rod, a first clamping piece hingedly connected with the second connecting rod, a second clamping piece for clamping the handle of another blade on the first clamping piece, and a second screw connected between the second clamping piece and the first clamping piece, the second screw passes through the through hole on the second clamping piece and the corresponding handle hole position and is screwed with the first clamping piece, and the first motor drives the corresponding blade to move up and down around the mounting pin during rotation to realize shearing.

[0006] The above-mentioned scissors shearing simulation device can fix one blade through the limiting mechanism, and drive the other blade to realize shearing through the driving mechanism, thereby simulating manual shearing action to reduce labor intensity.

[0007] In some embodiments, the feeding mechanism for feeding the material belt is further included, the feeding mechanism comprises a feeding frame fixedly installed on the vertical plate, a first friction roller rotatably connected to the feeding frame, a second friction roller rotatably connected to the feeding frame and located below the first friction roller, and a rotating mechanism for driving the first friction roller to rotate, the rotating mechanism comprises a second motor fixedly installed on the feeding frame, a first synchronous wheel fixedly installed on the output shaft of the second motor, a second synchronous wheel fixedly installed on the first friction roller, and a synchronous belt in transmission connection between the first synchronous wheel and the second synchronous wheel, the first friction roller drives the material belt to be conveyed to the position of the cutting edges of the two blades during rotation. The automatic feeding can be implemented by the feeding mechanism, and manual feeding is not required, and the degree of automation is high.

[0008] In some embodiments, the feeding mechanism further comprises a roll mechanism for installing the material roll, the roll mechanism comprises a roll support and a roll shaft rotatably connected to the roll support.

[0009] In some embodiments, the sensing mechanism for clamping the two blades is further included, the sensing mechanism comprises a pressure sensor and a pressure plate assembly, the pressure sensor is fixedly installed on the vertical plate, the mounting pin is fixedly arranged on the pressure sensor, the pressure plate assembly comprises two guide rods fixedly installed on the vertical plate, a guide rod fixing frame fixedly installed on the two guide rods, a pressure plate movably connected to the two guide rods, a screw rod threadedly connected to the guide rod fixing frame, a nut threadedly connected to the screw rod, and a spring sleeved on the screw rod and abutting against the nut and the pressure plate at both ends, respectively, the pressure plate is used for pressing the side of the blade, and the pressure sensor is used for detecting whether the two blades are clamped. The blade can be pressed by the pressure plate, the pressure sensor senses whether the two blades are fixed in place, and the two blades can meet the test standard by adjusting the pressure plate.

[0010] The application further provides a scissors mechanical life test machine with the scissors shearing simulation device, characterized in that the scissors mechanical life test machine further comprises a box body and a counting module, the scissors shearing simulation device is installed in the box body, and the counting module is used for counting the shearing times of the blade.

[0011] The application provides a scissors mechanical life test machine, the opening and closing of the blade and the conveying of the material belt are controlled by a motor, manual operation of opening and closing the scissors is simulated to perform object shearing, and the shearing times are automatically read and accumulated, and the service life of the scissors is analyzed by observing the shearing effect.

[0012] In some embodiments, a display screen for displaying the shearing times is further arranged in the box body.

[0013] In some embodiments, the box comprises an openable lower box area and an upper box area, the vertical plate is installed in the lower box area through a foldable first right-angle support, and the roll support is a foldable second right-angle support and is installed in the upper box area. The foldable support facilitates storage of the device.

[0014] In some embodiments, the second connecting rod is a length-adjustable joint bearing.

[0015] In some embodiments, a storage area for placing a roll of material is further arranged in the box, and the roll of material is a roll of cloth.

[0016] From the above technical solution, the present application has at least the following advantages and positive effects:

[0017] The scissor mechanical life testing machine of the present application controls the opening and closing of the blade and the conveying of the material belt through a motor, simulates manual operation of opening and closing the scissors to cut objects, automatically reads and accumulates the number of cutting times, and analyzes the service life of the scissors by checking the cutting effect. Replaces manual operation, making the detection data more accurate and reliable. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 The structure schematic diagram of the embodiment of the present application is shown in the figure;

[0019] Figure 2 The structure schematic diagram of each mechanism of the cutting part in the embodiment of the present application is shown in the figure;

[0020] Figure 3 The structure schematic diagram of the feeding mechanism in the embodiment of the present application is shown in the figure;

[0021] Figure 4 The structure schematic diagram of the sensing mechanism in the embodiment of the present application is shown in the figure;

[0022] Figure 5 The installation schematic diagram of the scissors in the embodiment of the present application is shown in the figure.

[0023] Label explanation: 1, vertical plate; 11, first right-angle support; 2, limiting mechanism; 21, fixed clamping piece; 22, first screw; 3, driving mechanism; 31, first motor; 32, first connecting rod; 33, second connecting rod; 34, first clamping piece; 35, second clamping piece; 36, second screw; 4, mounting pin; 5, feeding mechanism; 51, feeding frame; 52, first friction roller; 53, second friction roller; 54, second motor; 55, first synchronous wheel; 56, second synchronous wheel; 57, synchronous belt; 58, roll support; 59, roll shaft; 510, barrel; 6, sensing mechanism; 61, pressure sensor; 62, guide rod; 63, guide rod fixing frame; 64, pressing plate; 65, screw; 66, nut; 67, spring; 7, box; 71, lower box area; 72, upper box area; 73, display screen; 8, blade; 81, center hole; 82, handle; DETAILED DESCRIPTION

[0024] In order to make the purpose, technical scheme and advantages of the present application clearer, the present application will be further described in detail below with reference to the drawings. The terms used in the embodiment part of the present application are only used to explain the specific embodiments of the present application, and are not intended to limit the present application.

[0025] Reference Figures 1 to 5 The embodiment of the present application provides a scissors mechanical life test machine, which comprises a scissors shearing simulation device, a box 7 and a counting module. The scissors shearing simulation device is installed in the box 7, and the counting module is used to count the shearing times of the blade 8.

[0026] The scissors shearing simulation device comprises a vertical plate 1, a mounting pin 4, a limiting mechanism 2 and a driving mechanism 3. The mounting pin 4 is fixedly arranged on the vertical plate 1, and the center holes 81 of the two blades 8 are arranged in the mounting pin 4. The limiting mechanism 2 comprises a fixed clamping piece 21 and a first screw 22. The fixed clamping piece 21 is used to clamp the handle 82 of one of the blades 8, and the first screw 22 passes through the through hole on the fixed clamping piece 21 and the hole position of the handle 82 and is threadedly connected with the vertical plate 1, so that the blade 8 is kept fixed. The driving mechanism 3 comprises a first motor 31 fixedly arranged on the vertical plate 1, a first connecting rod 32 fixedly arranged on the output shaft of the first motor 31, a second connecting rod 33 hingedly connected with the first connecting rod 32, a first clamping piece 34 hingedly connected with the second connecting rod 33, a second clamping piece 35 used to clamp the handle 82 of the other blade 8 on the first clamping piece 34, and a second screw 36 connected between the second clamping piece 35 and the first clamping piece 34. The second screw 36 passes through the through hole on the second clamping piece 35 and the hole position of the corresponding handle 82 and is threadedly connected with the first clamping piece 34. The first motor 31 drives the corresponding blade 8 to move up and down around the mounting pin 4 during rotation to realize shearing.

[0027] The feeding mechanism 5 for feeding the material belt is also included, which comprises a feeding frame 51 fixedly installed on the vertical plate 1, a first friction roller 52 rotatably connected to the feeding frame 51, a second friction roller 53 rotatably connected to the feeding frame 51 and located below the first friction roller 52, and a rotating mechanism for driving the first friction roller 52 to rotate, which comprises a second motor 54 fixedly installed on the feeding frame 51, a first synchronous wheel 55 fixedly installed on the output shaft of the second motor 54, a second synchronous wheel 56 fixedly installed on the first friction roller 52, and a synchronous belt 57 drivingly connected between the first synchronous wheel 55 and the second synchronous wheel 56, the first friction roller 52 drives the material belt to be conveyed to the blade position of the two blades 8 during rotation. The automatic feeding can be implemented by the feeding mechanism 5, without manual feeding, and the degree of automation is high.

[0028] The counting module can be connected with the first motor, count by reading the pulse number of the motor, or be an optical element, determine the number of times of opening and closing of the scissors or the rotation speed of the first motor to determine the corresponding number of times.

[0029] The feeding mechanism 5 further comprises a material roll mechanism for installing a material cylinder 510, which comprises a material roll support 58 and a roll shaft 59 rotatably connected to the material roll support 58.

[0030] The sensing mechanism 6 for clamping the two blades 8 is also included, which comprises a pressure sensor 61 and a pressure plate 64 assembly, the pressure sensor 61 is fixedly installed on the vertical plate 1, the mounting pin 4 is fixedly arranged on the pressure sensor 61, the pressure plate 64 assembly comprises two guide rods 62 fixedly installed on the vertical plate 1, a guide rod fixing frame 63 fixedly installed on the two guide rods 62, a pressure plate 64 movably connected to the two guide rods 62, a screw rod 65 screwedly connected to the guide rod fixing frame 63, a nut 66 screwedly connected to the screw rod 65, and a spring 67 sleeved on the screw rod 65 and abutting against the nut 66 and the pressure plate 64 at both ends, the pressure plate 64 presses the side of the blade 8, and the pressure sensor 61 is used for detecting whether the two blades 8 are clamped. The blade 8 can be pressed by the pressure plate 64, the pressure sensor 61 senses whether the two blades 8 are fixed in place, and the two blades 8 can meet the test standard by adjusting the pressure plate 64.

[0031] A display screen 73 for displaying the number of shearing times is also arranged in the box 7.

[0032] The box 7 comprises an openable lower box area 71 and an upper box area 72, the vertical plate 1 is installed in the lower box area 71 through the foldable first right-angle support 11, and the material roll support 58 is a foldable second right-angle support and is installed in the upper box area 72. The folding support facilitates the storage of the device.

[0033] The second connecting rod 33 is a length-adjustable joint bearing.

[0034] The box 7 also has a storage area for placing the spool 510, which is a cloth roll.

[0035] The following briefly describes the working process and use method of the scissor mechanical life test machine in the above embodiment:

[0036] When testing, open the box 7, turn up the stand 1, turn up the roll material support, install the cloth roll, connect the power cord, and complete the preparation work; install the tested scissors on the stand 1 of the test machine, adjust the position of the first screw 22 and the fixed clamping piece 21 to limit one blade 8, and connect the handle 82 part of the other blade 8 to the second connecting rod 33 through the second screw 36 and the second clamping piece 35. At the same time, adjust the position of the pressing plate 64 through the rotating screw 65 to fix the blade 8, and the pressure sensor 61 senses whether the two blades 8 are fixed in place, adjusts the pressing plate 64 to meet the test standard; the first motor 31 controls the opening and closing of the blade 8, and the second motor 54 controls the cloth roll transmission, thereby simulating manual operation to open and close the scissors to cut objects, the system automatically reads and accumulates the number of cuts on the display, and analyzes the service life of the scissors by observing the cutting effect. The detection data is more accurate and reliable.

[0037] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the embodiments of the present application, and not to limit them; although the embodiments of the present application have been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that they can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A scissor shearing simulation apparatus, characterized by: The utility model provides a cutting simulation device of scissors, including vertical plate, mounting pin, limiting mechanism and drive mechanism, the mounting pin is fixedly arranged on the vertical plate, and the central hole of two blades is arranged in the mounting pin, the limiting mechanism includes fixed clamping piece and first screw, the fixed clamping piece is used for clamping the handle of one blade, and the first screw passes through the through -hole on the fixed clamping piece and handle hole position and is connected with the vertical plate screw, so that the blade keeps fixed, the drive mechanism includes first motor fixedly arranged on the vertical plate, first connecting rod fixedly installed on the output shaft of first motor, second connecting rod hinged with first connecting rod, first clamping piece hinged with second connecting rod, second clamping piece for clamping the handle of another blade on first clamping piece, and second screw connected between second clamping piece and first clamping piece, the second screw passes through the through -hole on the second clamping piece and corresponding handle hole position and is connected with the first clamping piece screw, and the first motor drives corresponding blade to move up and down around the mounting pin during rotation and realizes shearing.

2. A shearing simulation device according to claim 1, wherein: The utility model also includes a feeding mechanism for feeding the material belt, the feeding mechanism includes a feeding frame fixedly installed on the vertical plate, a first friction roller rotatably connected to the feeding frame, a second friction roller rotatably connected to the feeding frame and located below the first friction roller, and a rotating mechanism for driving the first friction roller to rotate, the rotating mechanism includes a second motor fixedly installed on the feeding frame, a first synchronous pulley fixedly installed on the output shaft of the second motor, a second synchronous pulley fixedly installed on the first friction roller, and a synchronous belt drivingly connected between the first synchronous pulley and the second synchronous pulley, the first friction roller drives the material belt to be conveyed to the cutting edge position of the two blades during rotation.

3. A shearing simulation device according to claim 2, wherein: The feeding mechanism also includes a roll mechanism for mounting the material roll, the roll mechanism includes a roll support and a roll shaft rotatably connected to the roll support.

4. The scissor shear simulation device of claim 1, wherein: The utility model also includes a sensing mechanism for clamping the two blades, the sensing mechanism includes a pressure sensor and a pressure plate assembly, the pressure sensor is fixedly installed on the vertical plate, the mounting pin is fixedly arranged on the pressure sensor, the pressure plate assembly includes two guide rods fixedly installed on the vertical plate, a guide rod fixing frame fixedly installed on the two guide rods, a pressure plate movably connected to the two guide rods, a screw rod threadedly connected to the guide rod fixing frame, a nut threadedly connected to the screw rod, and a spring sleeved on the screw rod and abutting against the nut and the pressure plate at both ends, the pressure plate presses the side of the blade, and the pressure sensor is used for detecting whether the two blades are clamped.

5. A scissors mechanical life testing machine with a scissors shearing simulation device according to any one of claims 1 to 4, characterized in that: The utility model also includes a box and a counting module, the cutting simulation device of scissors is installed in the box, and the counting module is used for counting the cutting times of the blade.

6. A scissor mechanical life test machine according to claim 5, characterized in that: A display screen for displaying the cutting times is also arranged in the box.

7. A scissor mechanical life test machine according to claim 5, wherein: The box includes an openable lower box area and an upper box area, the vertical plate is installed in the lower box area through a foldable first right-angle support, and the roll support is a foldable second right-angle support and is installed in the upper box area.

8. A scissor mechanical life test machine according to claim 5, characterized in that: The second connecting rod is a length-adjustable joint bearing.

9. A scissor mechanical life test machine according to claim 5, wherein: A storage area for placing the material roll is also arranged in the box, and the material roll is a cloth roll.

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