CN114438767B - Cutting device of gray cloth - Google Patents

Abstract

The invention provides a cutting device for gray cloth, wherein the gray cloth is placed on a bottom plate, and the bottom plate is embedded in an opening of an L-shaped plate; the positioning needle is movably inserted into a positioning groove formed in the top of the L-shaped plate and comprises a positioning needle rod, a magnetic rod section is arranged between the positioning needle rod and the limiting part, and a positioning needle point is arranged at the bottom of the positioning needle rod; the mounting plate is connected with a cutting knife plate through an angle adjusting structure, the bottom of the blocking block is fixedly provided with a pressure sensor, the side face of the blocking block is fixedly provided with a clamping block, and the bottom of the cutting knife plate is fixedly provided with a cutting knife; the center pin is articulated with the flattening roller, connect between fly leaf and the top groove roof and be provided with adjusting spring. The invention provides a cutting device for gray cloth, which has the advantages of simple integral structure, more diversified functions, capability of realizing more accurate positioning cutting of the gray cloth, flexible operation and great popularization value.

Description

Cutting device of gray cloth

Technical Field

The invention relates to the technical field of textile processing, in particular to a cutting device for gray cloth.

Background

When the surface fabric gray cloth is produced to be finished products, the whole surface fabric needs to be cut off, so that the surface fabric can be divided into independent individuals and then spliced, in the actual production process, the gray cloth is generally cut off manually, the cutting efficiency is relatively low, after the cutting position of the gray cloth is determined, the position of a cutting knife needs to be compared and adjusted, errors exist easily, the precision is not high when the gray cloth is cut off manually, and the use is inconvenient.

In the prior art, a pure polyester yarn knitted grey fabric cutting device with the publication number of 'CN 212955882U' comprises an operating platform, wherein a cutting plate and a supporting part are fixedly installed at the top of the operating platform, the cutting plate is positioned under the supporting part, a supporting rod is fixedly connected to the top of the inner side of the supporting part, the top of the supporting rod is fixedly penetrated through and slidably connected to the top of the supporting part, the pure polyester yarn knitted grey fabric cutting device can drive a first reciprocating member and a second reciprocating member through an output shaft provided with a motor, downward pushing forces are respectively applied to a lifting plate and an adjusting plate, an elastic spring and a supporting spring respectively apply upward pushing forces to the lifting plate and the adjusting plate, so that the lifting plate and the adjusting plate can reciprocate, and further, when a pressing plate presses the grey fabric, the fabric can be quickly cut through a fabric cutting knife, and finally, the device can quickly and accurately cut the fabric, so that the device has the advantages of high cutting efficiency and high cutting precision.

However, the method still has the obvious defects in the using process: 1. in the device, the cutting knife is positioned above the operating platform, a larger distance exists between the cutting knife and the operating platform, and after a user determines the cutting position of the cloth, the position of the cutting knife needs to be adjusted by comparison, but the cutting knife is hung above the cloth and cannot be in direct contact with the cloth, so that the position of the point of the cutting knife is difficult to accurately align to the cutting position of the cloth, and a cutting error easily exists; 2. when the thickness of greige cloth is different, perhaps when cutting simultaneously to the multilayer greige cloth of different quantity, all need carry out nimble adjustment to the cutting depth, otherwise the cutting knife will pass the greige cloth and damage the bottom plate, but, the gross thickness of greige cloth is difficult to through naked eye direct observation, still can lead to equipment to be tedious if with the help of extra measuring tool, still can reduce machining efficiency, has more inconvenient place.

Disclosure of Invention

The present invention is directed to a cutting device for a gray cloth, which solves the above problems.

In order to achieve the purpose, the invention provides the following technical scheme:

a cutting apparatus for a gray cloth, comprising:

the base plate is provided with a piece of gray cloth and is embedded in the opening of the L-shaped plate;

the locating needle is movably inserted into a locating groove formed in the top of the L-shaped plate and comprises a locating needle rod, a limiting part is fixedly sleeved on the outer side of the locating needle rod, a needle starting groove is formed in the limiting part, an elastic limiting block is fixedly arranged on the side wall of the needle starting groove, a magnetic rod section is arranged between the locating needle rod and the limiting part, and a locating needle point is arranged at the bottom of the locating needle rod;

the air cylinder is fixedly arranged below the transverse plate section of the L-shaped plate, and the output end of the air cylinder is fixedly provided with a push plate;

the mounting plate is movably arranged on the guide rail, the guide rail is embedded in a longitudinal section of the L-shaped plate, the mounting plate is connected with a cutting knife plate through an angle adjusting structure, a miniature electromagnetic chuck is embedded in one side, away from a connecting block, of the cutting knife plate, an extension rod is fixedly arranged above the cutting knife plate, a top plate is fixedly arranged on the extension rod, a clamping groove is formed in the side surface of the cutting knife plate, a threaded groove is formed above the clamping groove of the cutting knife plate, a threaded rod is arranged in the threaded groove in a threaded manner, a handle is fixedly arranged on the threaded rod, a blocking block is fixedly arranged at one end, located in the clamping groove, of the threaded rod, a pressure sensor is fixedly arranged at the bottom of the blocking block, a clamping block is fixedly arranged on the side surface of the blocking block, a first scale is embedded in the side wall, close to the clamping groove, of the cutting knife plate, a cutting knife is fixedly arranged at the bottom of the cutting knife plate, a return spring is connected and arranged below the top plate, a compression spring is fixedly arranged at the bottom of the mounting plate, and is fixedly arranged on a fixing plate;

from the top down has seted up two sets of top grooves, spread groove and the bottom groove that are linked together in proper order in the vertical section of L template, from inside to outside all fixed second scale and the transparent division board of having set gradually in the top groove, it is provided with the fly leaf all to slide in the top groove, the fixed connecting rod that is provided with in bottom of fly leaf, the connecting rod passes spread groove and bottom groove in proper order, two the bottom of connecting rod is run through and is provided with the center pin, the articulated flattening roller that is provided with on the center pin, it is provided with regulating spring to connect between fly leaf and the top groove roof.

Preferably, a spongy cushion is arranged in the positioning groove.

Preferably, the positioning needle rod, the limiting part and the magnetic rod section are all cylinders, and the circle centers of the cylinders are located at the same vertical position.

Preferably, the adjusting rod is provided with an anti-falling lug in a uniform molding manner and used for preventing the adjusting rod from being separated from the mounting groove.

Preferably, the angle adjusting structure includes the regulation pole, it has two to adjust the pole, and respectively the activity sets up in two mounting grooves that the symmetry was seted up in the mounting panel, it is provided with coupling spring to connect between regulation pole and the mounting groove bottom, the articulated pivot that is provided with of one end that coupling spring was kept away from to the regulation pole, it is provided with the connecting block to articulate in the pivot, the connecting block is connected and is set up on the cutting knife cutting board.

Preferably, the number of the miniature electromagnetic chucks is two, and the miniature electromagnetic chucks are symmetrically arranged at two ends of the cutting knife board.

Compared with the prior art, the invention has the beneficial effects that:

1. when the micro electromagnetic chuck is used, the positioning needle can be directly inserted to the position of the blank cloth to be cut off, then the power supply of the micro electromagnetic chuck is automatically or remotely controlled to be turned on, and the micro electromagnetic chuck generates magnetism after being electrified, so that the cutter plate of the cutting knife is adsorbed on the side surface of the positioning needle, the accurate positioning is realized, and the error of the cutting position is smaller;

2. the cutter plate of the cutting knife can be adjusted to be in an inclined state by the angle adjusting structure, so that the gray cloth can be cut off vertically and also can be cut off obliquely, and the application range is wider;

3. the positioning needle is provided with the limiting part, the side surface of the cutting knife plate of the cutting knife is provided with the embedding groove, and in the cutting-off operation process, the side wall of the embedding groove always moves along the outer surface of the limiting part, so that the cutting knife is ensured to be vertical, the positioning needle is more suitable for simultaneously cutting multiple layers of gray cloth, and the occurrence of size errors caused by oblique cutting among the layers of gray cloth is avoided;

4. the flattening roller is arranged in the device, the flattening roller can position and compress the gray cloth to facilitate cutting, and can flatten the gray cloth to avoid wrinkling, and in addition, the flattening roller can flexibly adjust the position according to the total thickness of the gray cloth, so that the device can be suitable for the working conditions of simultaneously cutting off gray cloth with different thicknesses or multiple layers of gray cloth, the total thickness of the gray cloth can be conveniently measured, the structure is simple, and the realized functions are more diversified;

5. the position of the pressure sensor can be freely adjusted, and the pressure sensor can be adjusted according to the measured total thickness of the gray cloth as a reference when in use, so that the cutting knife is stopped after cutting the gray cloth at the same depth, and the bottom plate for placing the gray cloth is prevented from being scratched and damaged by the cutting knife;

6. according to the invention, the clamping block is fixedly arranged on the side surface of the blocking block, the needle raising groove is formed in the limiting part of the positioning needle, the elastic limiting block is fixedly arranged on the side wall of the needle raising groove, when the limiting part is pressed down by the blocking block, the elastic limiting block can be pressed down by the clamping block under larger pressure, so that the clamping block is positioned below the elastic limiting block, after the gray cloth is cut off, the push plate is driven by the air cylinder to restore, the top plate can be jacked up under the action of the reset spring, so that the elastic limiting block is driven upwards by the clamping block, the needle raising operation is further carried out on the positioning needle, and the use is more convenient.

The invention provides the cutting device for the gray cloth, which has the advantages of simple integral structure, more diversified functions, more accurate positioning and cutting of the gray cloth, flexible operation, convenient use and great popularization value.

Drawings

FIG. 1 is a schematic diagram of the relative position of the base plate and the L-shaped plate of the present invention;

FIG. 2 is a schematic side sectional view of the L-shaped plate and alignment pin of the present invention;

FIG. 3 is an enlarged view taken at A of FIG. 2 in accordance with the present invention;

FIG. 4 is a schematic sectional view showing the installation position of the leveling rolls in the longitudinal section of the L-shaped plate of the present invention;

FIG. 5 is a schematic top view of a positioning pin according to a first embodiment of the present invention;

FIG. 6 is a schematic view of the position of the cutting blade plate of the present invention relative to the positioning pin in one embodiment;

FIG. 7 is a schematic top view of a positioning pin of the present invention in a second embodiment;

fig. 8 is a schematic diagram of the position of the cutting knife board of the present invention relative to the positioning pin in the second embodiment.

In the figure: 1 bottom plate, 2 gray cloth, 3L-shaped plate, 301 opening, 302 positioning groove, 303 sponge cushion, 304 guide rail, 305 top groove, 306 connecting groove, 307 bottom groove, 4 positioning pin, 401 positioning pin rod, 402 spacing part, 4021 needling groove, 4022 elastic spacing block, 403 magnetic rod section, 404 positioning pin point, 5 air cylinder, 6 push plate, 7 mounting plate, 701 mounting groove, 702 groove, 8 adjusting rod, 801 anti-disengagement bump, 9 connecting spring, 10 rotating shaft, 11 connecting block, 12 cutting knife plate, 13 micro electromagnetic chuck, 14 extending rod, 15 top plate, 16 caulking groove, 17 thread groove, 18 threaded rod, 19 handle, 20 blocking block, 21 pressure sensor, 22 clamping block, 23 first scale, 24 cutting knife, 25 reset spring, 26 compression spring, 27 fixing plate, 28 second scale, 29 transparent isolation plate, movable plate, 31 connecting rod, 32 center shaft, 33 flattening roller, 34 adjusting spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 8, the present invention provides a technical solution:

a cutting apparatus for a gray cloth, comprising:

the base plate 1, the base plate 1 is provided with the gray cloth 2, the gray cloth 2 can be a single layer or a plurality of layers laid horizontally, the base plate 1 is embedded in the opening 301 of the L-shaped plate 3, the L-shaped plate 3 comprises a transverse plate section and a longitudinal section, namely, the base plate 1 penetrates through the opening 301 of the longitudinal section of the L-shaped plate 3;

the positioning needle 4 is movably inserted into a positioning groove 302 formed in the top of the L-shaped plate 3 and is convenient to store and not easy to lose, the positioning needle 4 comprises a positioning needle rod 401, a limiting part 402 is fixedly sleeved on the outer side of the positioning needle rod 401, a needle raising groove 4021 is formed in the limiting part 402, an elastic limiting block 4022 is fixedly arranged on the side wall of the needle raising groove 4021, the elastic limiting block 4022 can be made of hard rubber and the like which are not easy to deform, a magnetic rod section 403 is arranged between the positioning needle rod 401 and the limiting part 402, and a positioning needle tip 404 is arranged at the bottom of the positioning needle rod 401;

the air cylinder 5 is fixedly arranged below the transverse plate section of the L-shaped plate 3, and the output end of the air cylinder 5 is fixedly provided with the push plate 6, so that the air cylinder 5 can drive the push plate 6 to move up and down when stretching;

the mounting plate 7 is movably arranged on the guide rail 304, the guide rail 304 is embedded in a longitudinal section of the L-shaped plate 3, so that the mounting plate 7 can stably slide along the guide rail 304 and cannot deviate, the mounting plate 7 is provided with a cutting knife board 12 through angle adjustment structural connection, a miniature electromagnetic chuck 13 is embedded in one side, away from the connecting block 11, of the cutting knife board 12, the miniature electromagnetic chuck 13 can be circular or rectangular and can generate magnetism when being electrified, and further has adsorption force, an extension rod 14 is fixedly arranged above the cutting knife board 12, a top plate 15 is fixedly arranged on the extension rod 14, a clamping groove 16 is formed in the side surface of the cutting knife board 12, a thread groove 17 is formed above the clamping groove 16 of the cutting knife board 12, a thread rod 18 is arranged in the thread groove 17, and the thread rod 18 can rotate in the thread groove 17, and then take place the lift and move, threaded rod 18 is fixed with the hand grip 19, can rotate the threaded rod 18 through the hand grip 19 while using, it is more convenient to operate, the threaded rod 18 locates at one end in the card caulking groove 16 and fixes and has the stop block 20, the bottom of the stop block 20 is fixed with the pressure sensor 21, the pressure sensor 21 is the pressure that the monitoring cutting knife board 12 feels in different undercutting depth, and then remind users to stop in time when reaching the predetermined position and receiving the stop of the stop part 402 to block, avoid cutting too deeply and causing the damage to the bottom plate 1 under the gray cloth 2, the side of the stop block 20 is fixed with the position block 22, the main function of the position block 22 is to take the pilot pin 4 up through the elastic stopper 4022, carry on the operation of setting up the needle, there is the first graduated scale 23 on the sidewall that the cutting knife board 12 is close to the card caulking groove 16, the first graduated scale 23 can provide reference for a position which the pressure sensor 21 needs to reach after adjustment, and is more accurate, the bottom of the cutter knife plate 12 is fixedly provided with a cutter 24, the cutter 24 is used for cutting off the blank cloth 2, the lower part of the top plate 15 is connected with a return spring 25, the return spring 25 can slide in a groove 702 formed in the top of the mounting plate 7, so that one end, away from the top plate 15, of the return spring 25 is not fixed in the groove 702, because the cutter knife plate 12 is possibly in an inclined state in actual use, the cutter knife plate 12 at the moment can drive the return spring 25 to move in a small range through the extension rod 14 and the top plate 15, and therefore the movable setting is convenient for smooth inclined movement of the cutter knife plate 12, the bottom of the mounting plate 7 is fixedly provided with a compression spring 26, the bottom of the compression spring 26 is fixedly provided with a fixing plate 27, and the fixing plate 27 is fixedly arranged on the L-shaped plate 3;

two sets of top grooves 305 that are linked together are seted up in proper order from top to bottom in the vertical section of L type board 3, connecting groove 306 and bottom groove 307, wherein, the internal diameter of connecting groove 306 is minimum, the internal diameter of top groove 305 and bottom groove 307 equals, all fix in proper order from inside to outside in the top groove 305 and be provided with second scale 28 and transparent division board 29, the main effect of second scale 28 is that convenient to use person knows the whole thickness of the embryo cloth 2 of waiting to cut off at present fast, and then provide the reference to the position control of follow-up to pressure sensor 21, the main effect of transparent division board 29 is dustproof, it is difficult to wipe after avoiding inner structure to be contaminated, it is provided with the fly leaf 30 all to slide in the top groove 305, fly leaf 30 can slide from top to bottom along the inner wall of top groove 305, the fixed connecting rod 31 that is provided with of fly leaf 30, connecting rod 31 passes connecting groove 306 and bottom groove 307 in proper order, the bottom of two connecting rods 31 runs through and is provided with center pin shaft 32, articulated on the center pin roll 33 that is provided with, consequently, the roller 33 can rotate, it is provided with adjusting spring 34 to connect the high compression or low degree take place according to the flat roll 33.

Preferably, a sponge pad 303 is disposed in the positioning groove 302, and the sponge pad 303 has elasticity and micro-holes, so that the positioning needle tip 404 of the positioning needle 4 can be stably inserted into the positioning groove 302.

Preferably, the positioning needle rod 401, the limiting part 402 and the magnetic rod section 403 are all cylinders, and the centers of the cylinders are located at the same vertical position, so that the advantages of the arrangement are that the side surfaces of the cylinders are the same, and therefore, when the positioning needle 4 is inserted on the gray cloth 2, the orientation position of the positioning needle does not need to be considered, and the use is more convenient.

Preferably, the adjustment rod 8 is integrally provided with the anti-falling lug 801 for preventing the adjustment rod 8 from falling off the mounting groove 701, and the integral arrangement mode makes the whole formed by the adjustment rod 8 and the anti-falling lug 801 firmer and less prone to fracture and damage, so that the whole device is more durable.

As a preferred, the angle modulation structure is including adjusting pole 8, it has two to adjust pole 8, and respectively the activity sets up in two mounting grooves 701 that the symmetry was seted up in mounting panel 7, it is flexible that adjust pole 8 can remove along mounting groove 701, it is provided with coupling spring 9 to connect between adjusting pole 8 and the mounting groove 701 bottom, it is provided with pivot 10 to adjust the articulated one end that coupling spring 9 was kept away from to pole 8, the articulated connecting block 11 that is provided with in pivot 10, connecting block 11 connects and sets up on cutting knife board 12, make cutting knife board 12's inclination can obtain the adjustment, application scope is wider.

As a preferred, miniature electromagnetic chuck 13 is total two, and the symmetry sets up at the both ends of cutting knife board 12, effectively simplifies the use amount of electric elements, and overall structure is more retrencied, and the equipment assembly cost is lower, and the power consumption when using is also lower, energy-concerving and environment-protective.

The first embodiment is as follows:

during the use, greige cloth 2 tiles on bottom plate 1, and at this moment, if need carry out vertical cutting to greige cloth 2, can take two positioning pin 4, insert positioning pin point 404 of positioning pin 4 bottom on greige cloth 2, the line of connecting between two positioning pin 4 forms a straight line, and this straight line is the cutting position and is on line promptly, and of course, for the location is more accurate, also can increase a plurality of positioning pin 4 between two positioning pin 4 at these both ends.

The whole L-shaped plate 3 can be driven by an external power device to move, so that the cutting knife board 12 is close to the positioning needle 4, at the moment, a power supply of the miniature electromagnetic chuck 13 can be automatically or remotely started, the miniature electromagnetic chuck 13 is powered on to generate magnetism, the miniature electromagnetic chuck 13 is led to adsorb and attach to the magnetic rod section 403 of the positioning needle 4, the cutting knife board 12 at the moment can also move along with the miniature electromagnetic chuck, the embedding groove 16 of the cutting knife board 12 just clamps and embeds the limiting part 402 in the miniature electromagnetic chuck, then, the cylinder 5 is started, the cylinder 5 extends to drive the push plate 6 to move downwards, the push plate 6 passes through the top plate 15, the extension rod 14 pushes the cutting knife board 12, the embedding groove 16 of the cutting knife board 12 is led to gradually move downwards along with the limiting part 402 of the positioning needle 4, when cutting, the power supply of the miniature electromagnetic chuck 13 can be closed, the influence of magnetic adsorption on cutting is avoided, therefore, the blank cloth 2 can be cut off by the cutting knife 24 on the premise of keeping a vertical state, the blank cloth 2 is particularly suitable for simultaneously cutting multiple layers, and size errors caused by inclination between the blank cloth 2 are avoided.

In order to protect the bottom plate 1 on which the fabric blank 2 is placed, the non-cutting portion of the fabric blank 2 may be placed under the leveling roller 33, the leveling roller 33 may extrude the adjusting spring 34 to different degrees through the connecting rod 31 and the movable plate 30 according to the total thickness of the single-layer or multi-layer fabric blank 2, the position of the movable plate 30 after moving may be observed through the transparent partition plate 29 relative to the height of the second scale 28, so as to know the total thickness of the fabric blank 2, and accordingly, the height position of the pressure sensor 21 may be adaptively adjusted, specifically, the threaded rod 18 may be driven to rotate by the handle 19, the threaded rod 18 may drive the blocking block 20 and the pressure sensor 21 to go up and down, at this time, the position of the pressure sensor 21 may be adjusted with reference to the first scale 23, after adjustment, when the fabric blank 2 is cut, the pressure sensor 21 may descend along with the cutting plate 12 until the pressure sensor 21 is limited by the limiting portion 402 and cannot move down continuously, at this time, if the monitored pressure sensor 21 may exceed a predetermined value, and the external alarm may warn the cutting knife 5 to further immediately control the cutting cylinder 5 to prevent the fabric blank 2 from being cut and damage after cutting.

The flattening roll 33 and the related structure thereof have diversified functions, and besides the measurement of the total thickness of the gray cloth 2 and the flexible adjustment of the height position according to the gray cloth 2 with different thicknesses, the flattening roll can compress and position the gray cloth 2 under the action of the adjusting spring 34, so that the gray cloth 2 is prevented from sliding in the cutting process; fourthly, the flattening roller 33 can also flatten the gray cloth 2, and the influence on the aesthetic property after wrinkling is avoided, so that the flattening roller 33 and the related structure thereof can at least achieve four purposes, and are structurally more simplified and functionally more concentrated.

After cutting off the gray cloth 2, the cylinder 5 contracts and then drives the push plate 6 to move upwards, the top plate 15 at this moment loses the top limit of the push plate 6, will be jacked up upwards under the effect of reset spring 25, the top plate 15 drives the cutting knife board 12 through the extension rod 14, on the one hand, the cutting knife board 12 drives the cutting knife 24 to move upwards to contract, on the other hand, in the above-mentioned cutting process, the cutting knife board 12 drives the stopper 20 and moves downwards simultaneously, make the screens piece 22 of stopper 20 side push down and stir the elastic limit piece 4022 of the needle raising groove 4021 lateral wall, the elastic limit piece 4022 has stronger toughness, but the pushing pressure is great, therefore the elastic limit piece 4022 still can be pushed to the emergence deformation, make the screens piece 22 finally inlay card in the below of elastic limit piece 4022, therefore, in the process of moving upwards to contract on the cutting knife board 12, the dead weight of the locating pin 4 itself is less, be not enough to lead to the elastic limit piece 4022 to take place the deformation, and can drive the locating pin 4024 through the elastic limit piece 22, and then realize the operation, more convenient use of the locating pin, the power supply is more convenient to explain, the miniature sucking disc can be used in the process again, this moment, the miniature locating pin can be used for carrying out again, the miniature sucking disc 13 can also can be used directly used.

Example two:

this embodiment is similar to the first embodiment, and the only difference is that in this embodiment, the blank 2 can be cut off obliquely, at this time, first, two positioning pins 4 are taken out and inserted into two ends of the oblique cutting line of the blank 2, and similarly, in order to position more accurately, a plurality of positioning pins 4 can be added between the two positioning pins 4 at the two ends.

Then remove L template 3 is whole by the drive of outside power device, make cutting knife cutting board 12 be close to pilot pin 4, this moment, because pilot pin 4 forms the slash, consequently cutting knife cutting board 12 also can take place the slope after adsorbing through miniature electromagnetic chuck 13, two regulation poles 8 of this moment take place the removal of different degrees in mounting groove 701, it is articulated through pivot 10 between regulation pole 8 and the connecting block 11, it is articulated between connecting block 11 and the cutting knife cutting board 12, consequently, the position of cutting knife cutting board 12 can freely be adjusted, it slopes thereupon to drive the cutting knife 24 of bottom, and then can carry out the slant to grey cloth 2 and cut off, application scope is wider, can be under the condition of unmovable grey cloth 2, satisfy multiple cutting needs, it is more nimble to use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. A cutting apparatus for a gray cloth, comprising:

the base plate (1), wherein the base plate (1) is provided with a piece of gray cloth (2), and the base plate (1) is embedded in the opening (301) of the L-shaped plate (3);

the positioning needle (4) is movably inserted into a positioning groove (302) formed in the top of the L-shaped plate (3), the positioning needle (4) comprises a positioning needle rod (401), a limiting part (402) is fixedly sleeved on the outer side of the positioning needle rod (401), a needle raising groove (4021) is formed in the limiting part (402), an elastic limiting block (4022) is fixedly arranged on the side wall of the needle raising groove (4021), a magnetic rod section (403) is arranged between the positioning needle rod (401) and the limiting part (402), and a positioning needle tip (404) is arranged at the bottom of the positioning needle rod (401);

the air cylinder (5) is fixedly arranged below the transverse plate section of the L-shaped plate (3), and the output end of the air cylinder (5) is fixedly provided with a push plate (6);

mounting panel (7), mounting panel (7) activity sets up on guided way (304), the embedded vertical section that sets up in L template (3) of guided way (304), mounting panel (7) are provided with cutting knife board (12) through angle modulation structural connection, cutting knife board (12) keep away from one side of connecting block (11) and are embedded to be provided with miniature electromagnetic chuck (13), the fixed extension rod (14) that is provided with in top of cutting knife board (12), fixed roof (15) that is provided with on extension rod (14), inlay groove (16) have been seted up to the side of cutting knife board (12), thread groove (17) have been seted up in inlay groove (16) top to cutting knife board (12), the screw thread is provided with threaded rod (18) in thread groove (17), the fixed handle (19) that is provided with on threaded rod (18), the fixed stop block piece (20) that is provided with to the one end that threaded rod (18) is located inlay groove (16), the fixed pressure sensor (21) that is provided with in the bottom of stop piece (20), the side fixed position block piece (22) is provided with cutting knife board (22), cutting knife board (12) is provided with the embedded side wall (24) of cutting knife, a return spring (25) is connected and arranged below the top plate (15), the return spring (25) can slide in a groove (702) formed in the top of the mounting plate (7), a compression spring (26) is fixedly arranged at the bottom of the mounting plate (7), a fixing plate (27) is fixedly arranged at the bottom of the compression spring (26), and the fixing plate (27) is fixedly arranged on the L-shaped plate (3);

two sets of top groove (305), spread groove (306) and bottom groove (307) that are linked together have been seted up in proper order from the top down in the vertical section of L template (3), all outwards fixed second scale (28) and transparent division board (29) of being provided with in proper order in top groove (305), it is provided with fly leaf (30) all to slide in top groove (305), the fixed connecting rod (31) that is provided with in bottom of fly leaf (30), connecting rod (31) pass spread groove (306) and bottom groove (307) in proper order, two the bottom of connecting rod (31) is run through and is provided with center pin (32), articulated flattening roller (33) that is provided with on center pin (32), it is provided with regulating spring (34) to connect between fly leaf (30) and top groove (305) roof.

2. The cutting apparatus for a gray cloth according to claim 1, wherein: a spongy cushion (303) is arranged in the positioning groove (302).

3. The cutting apparatus of a gray fabric as claimed in claim 1, wherein: the positioning needle rod (401), the limiting part (402) and the magnetic rod section (403) are all cylinders, and the circle centers of the positioning needle rod, the limiting part and the magnetic rod section are located at the same vertical position.

4. The cutting apparatus of a gray fabric as claimed in claim 1, wherein: the angle adjusting structure comprises adjusting rods (8), the adjusting rods (8) are two, the adjusting rods are movably arranged in two mounting grooves (701) symmetrically formed in a mounting plate (7) respectively, anti-falling lugs (801) are arranged on the adjusting rods (8) in a molded mode and used for preventing the adjusting rods (8) from falling off the mounting grooves (701), connecting springs (9) are connected and arranged between the bottoms of the adjusting rods (8) and the mounting grooves (701), one ends, far away from the connecting springs (9), of the adjusting rods (8) are hinged to be provided with rotating shafts (10), connecting blocks (11) are hinged to be arranged on the rotating shafts (10), and the connecting blocks (11) are connected and arranged on cutting knife boards (12).

5. The cutting apparatus of a gray cloth according to claim 4, wherein: the number of the miniature electromagnetic suckers (13) is two, and the miniature electromagnetic suckers are symmetrically arranged at two ends of the cutter plate (12) of the cutting knife.

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