CN113736927A

CN113736927A - Leather cutting device for case making

Info

Publication number: CN113736927A
Application number: CN202111046858.8A
Authority: CN
Inventors: 李小露
Original assignee: Shanghai Yuzhu Luggage Co ltd
Current assignee: Shanghai Yuzhu Luggage Co ltd
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2021-12-03

Abstract

The invention relates to the field of luggage processing, in particular to a leather cutting device for manufacturing luggage, which comprises a bottom plate, wherein a machine body is arranged on the bottom plate, two mounting plates which are symmetrically arranged are mounted on the bottom plate, the opposite side walls of the two mounting plates are rotatably connected with a first rotating shaft, and a leather body is wound on the first rotating shaft. This kind of a device is tailor to leather for case and bag preparation, when there is the fold protruding on the leather, under the effect of power, elasticity through extrusion spring promotes the catch bar and makes the sleeve pipe reset, further realization is to the bellied floating operation of fold, when there is fore-and-aft fold protruding on the leather, through the fore-and-aft slip of sleeve pipe on the leather, floating the fore-and-aft fold arch on the leather, can form the leather and tailor the floating operation of treating tailorring the leather in the operation process, avoid because the fold is protruding to cause and tailors the in-process and have the error, further improvement the quality of case and bag preparation.

Description

Leather cutting device for case making

Technical Field

The invention relates to the field of case processing, in particular to a leather cutting device for case manufacturing.

Background

The bag is a general term for bags, and is a general term for various bags for holding articles, including general shopping bags, handbags, purses, backpacks, rucksacks, satchels, waist bags, various draw-bar boxes and the like.

The preparation flow of case and bag roughly can be divided into takes out the board, the case shell shaping, the aluminum product shaping, the sewing is prepared material and the sewing is built-in, in the in-process of the operation is prepared material in the sewing, need carry out the tailor of corresponding size to the leather through tailorring the device, at the in-process that the leather was tailor, because the toughness of leather, cause the leather to receive and easily take place the deformation behind the pulling force, make whole leather atress inhomogeneous, further easily cause the leather to take place the fold at driven in-process, but the current device of tailorring lacks the fold mechanism that the leather was tailor in-process, because the existence of fold, reduce the accuracy that the size was tailor to the leather, further be not convenient for the preparation processing of case and bag more.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a leather cutting device for manufacturing bags.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a device is tailor to leather for case and bag preparation, includes the bottom plate, be provided with the organism on the bottom plate, install the mounting panel that two mutual symmetries set up on the bottom plate, two it is connected with first pivot to rotate on the relative lateral wall of mounting panel, first pivot is rolled up and is equipped with the leather body, be provided with the pulling mechanism of leather body on the organism, there is the cutting knife through moving mechanism sliding connection on the organism, there are the sliding plate, two through two canceling release mechanical system sliding connection on the organism the sliding plate is located the both sides of organism, be provided with on the sliding plate and be used for tailorring the extruded extrusion mechanism of process and be used for the leather to tailor the floating mechanism that the process fold was leveled.

Pulling mechanism is including seting up the square groove on the organism, it is connected with the second pivot to rotate on the organism, be fixed with first squeeze roll on the lateral wall of second pivot, install first motor on the lateral wall of organism, the output of first motor is fixed mutually with the one end of second pivot, two first slide bars, two are installed to the upper end symmetry of organism sliding connection has the U template on the first slide bar, the cover is equipped with first spring on the lateral wall of first slide bar, it is connected with the second squeeze roll to rotate on the relative lateral wall of U template.

The moving mechanism comprises two sliding plates which are slidably connected to the machine body, a threaded sleeve is arranged on one sliding plate, a threaded rod is connected to the threaded sleeve in a threaded engagement mode, a first fixing rod is arranged on the other sliding plate, a second sliding rod is slidably connected to the first fixing rod, a square plate is arranged at the other end of the second sliding rod and located above the sliding plate, a second motor is arranged on the square plate, the output end of the second motor penetrates through the square plate and is fixed to one end of the threaded rod, and the cutting knife is slidably connected to the square plate.

The resetting mechanism comprises a third sliding rod arranged on the machine body, the sliding plate is connected to the third sliding rod in a sliding mode, and a second spring is sleeved on the side wall of the third sliding rod.

The extrusion mechanism comprises a sliding groove formed in the sliding plate, a fourth sliding rod is fixed on the sliding groove, a circular plate is connected to the fourth sliding rod in a sliding mode, a third spring is sleeved on the side wall of the fourth sliding rod, a third rotating shaft is connected to the two circular plates on the sliding plate in a rotating mode, a third extrusion roller is fixed to the side wall of the third rotating shaft, two positioning plates which are symmetrically arranged with each other are fixed to the machine body, and the positioning plates are located below the square plates.

The floating mechanism comprises a sliding strip which is connected inside the sliding groove in a sliding way through a sliding component, a second fixed rod is fixed on the sliding groove, a fifth sliding rod is connected on the second fixed rod in a sliding way, the other end of the fifth sliding rod is fixed with a fixed ring, the side walls of the second fixed rod and the fifth sliding rod are sleeved with a fourth spring, a fourth rotating shaft is rotatably connected on the inner wall of the fixing ring, one end of the fourth rotating shaft is provided with a transmission pin, the side wall of the sliding plate is provided with a transmission plate, the transmission plate is provided with a chute, the transmission pin is connected on the chute in a sliding way, the side wall of the fourth rotating shaft is rotatably connected with a plurality of sleeves, the inner part of each sleeve is connected with a push rod in a sliding way through an extrusion spring, and an extrusion pipe is arranged outside the fourth rotating shaft, and each push rod is rotatably connected with the inner wall of the extrusion pipe.

The sliding assembly comprises a T-shaped strip fixed on the inner wall of the sliding groove, a T-shaped groove is formed in the sliding strip, and the T-shaped strip is connected to the inside of the T-shaped groove in a sliding mode.

The improved structure of the automobile seat is characterized in that a pushing mechanism is arranged between the sliding plate and the U-shaped plate and comprises a fixed plate fixed on the machine body, a round rod is connected to the fixed plate in a sliding mode, a fifth spring is sleeved on the side wall of the round rod, a pushing plate is installed at one end of the round rod, a first inclined plane and a second inclined plane are respectively formed in the upper end of the pushing plate, the first inclined plane is located below one end of the sliding plate, and the second inclined plane is abutted to one end of the U-shaped plate.

An L-shaped pushing plate is fixed on the fixing ring.

And a plurality of pushing pins are fixed on the opposite side walls of the two sliding plates, and two ends of each extrusion pipe are magnetically connected with the sliding plates.

The invention has the beneficial effects that:

(1) according to the leather cutting device for manufacturing the luggage, when leather is cut, one end of the leather body on the first rotating shaft penetrates between the first extruding roller and the second extruding roller, the first motor is started to drive the first extruding roller on the second rotating shaft to rotate, the second motor is started to enable the square plate to move close to the machine body, the cutting knife on the square plate is moved to the leather body placed on the machine body, and through horizontal sliding of the two sliding plates and vertical sliding of the cutting knife on the square plate, the cutting knife can rapidly cut each position of the leather body on the machine body, so that the leather is conveniently cut, and the cutting efficiency is improved.

(2) According to the leather cutting device for manufacturing the luggage, the circular plate slides on the fourth sliding rod in the process that the square plate moves towards the machine body, so that the third extrusion roller on the third rotating shaft is extruded with the leather body on the machine body, the extrusion operation of the leather body placed on the machine body in the cutting process is formed, the phenomenon that the leather is not cut in place due to forced sliding in the cutting process is avoided, and the cutting quality is improved.

(3) According to the leather cutting device for manufacturing the luggage, when the wrinkles and the bulges exist on the leather, the pushing rod is pushed by the elastic force of the extrusion spring under the action of force to reset the sleeve, so that the floating operation of the wrinkles and the bulges is further realized, when the longitudinal wrinkles and the bulges exist on the leather, the longitudinal wrinkles and the bulges on the leather are floating through the longitudinal sliding of the sleeve on the leather, so that the floating operation of the leather to be cut in the leather cutting operation process can be formed, the phenomenon that errors exist in the cutting process due to the wrinkles and the bulges is avoided, and the quality of the luggage is further improved.

(4) According to the leather cutting device for manufacturing the luggage, the second squeeze roller on the U-shaped plate is not abutted to the leather body any more through transmission in the process that the sliding plate moves towards the machine body, so that the phenomenon that when the leather is leveled, the first squeeze roller and the second squeeze roller fix the leather and the leather is prone to being reset and protruded again after being leveled is avoided, and the operation of the leveling mechanism is further facilitated.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic view of the overall appearance structure of a leather cutting device for case making according to the present invention;

FIG. 2 is a schematic view of a moving mechanism of a leather cutting device for manufacturing bags and suitcases provided by the invention;

FIG. 3 is a schematic drawing of a drawing mechanism of a leather cutting device for luggage manufacturing according to the present invention;

FIG. 4 is a schematic view of a leveling mechanism of a leather cutting device for case making according to the present invention;

FIG. 5 is a schematic view of the interior of a leveling mechanism of a leather cutting device for manufacturing bags and suitcases according to the present invention;

FIG. 6 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 7 is an enlarged view of the structure at B in FIG. 2;

FIG. 8 is an enlarged view of the structure at C in FIG. 4;

fig. 9 is an enlarged schematic view of the structure at D in fig. 5.

In the figure: 1. a base plate; 2. a body; 3. mounting a plate; 4. a first rotating shaft; 5. a leather body; 6. a pulling mechanism; 601. a square groove; 602. a first squeeze roll; 603. a second rotating shaft; 604. a first motor; 605. a first slide bar; 606. a U-shaped plate; 607. a first spring; 608. a second squeeze roll; 7. a moving mechanism; 701. a slide plate; 702. a threaded sleeve; 703. a threaded rod; 704. a square plate; 705. a second motor; 706. a first fixing lever; 707. a second slide bar; 8. a cutting knife; 9. a reset mechanism; 901. a third slide bar; 902. a second spring; 10. a sliding plate; 11. an extrusion mechanism; 1101. a sliding groove; 1102. a fourth slide bar; 1103. a circular plate; 1104. a third rotating shaft; 1105. a third spring; 1106. a third squeeze roll; 1107. positioning a plate; 12. a sliding assembly; 1201. t-shaped strips; 1202. a T-shaped groove; 13. a troweling mechanism; 1301. a slide bar; 1302. a second fixing bar; 1303. a fifth slide bar; 1304. a fourth spring; 1305. a fixing ring; 1306. a fourth rotating shaft; 1307. a drive pin; 1308. a drive plate; 1309. a chute; 1310. a sleeve; 1311. a push rod; 1312. extruding the tube; 14. an L-shaped push plate; 15. a pushing mechanism; 1501. a fixing plate; 1502. a round bar; 1503. a fifth spring; 1504. pushing the plate; 1505. a first inclined plane; 1506. a second inclined plane; 16. pushing the pin.

Detailed Description

The following description of the embodiments of the present invention is provided by way of specific examples, and those skilled in the art will appreciate the advantages and utilities of the present invention from the disclosure herein. It should be noted that the drawings provided in the following embodiments are only for illustrative purposes, are schematic drawings rather than actual drawings, and are not to be construed as limiting the invention, and in order to better illustrate the embodiments of the invention, some components in the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

In the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "left", "right", "front", "back", etc., indicating orientations or positional relationships based on the orientations or positional relationships shown in the drawings, it is merely for convenience of description and simplicity of description, but does not indicate or imply that the indicated device or element must have a specific orientation, be constructed in a specific orientation, and be operated, therefore, the terms describing the positional relationships in the drawings are only used for illustrative purposes and are not to be construed as limiting the present invention, and those skilled in the art can understand the specific meanings for the above applications according to specific situations.

As shown in fig. 1-9, the leather cutting device for luggage manufacturing of the present invention comprises a bottom plate 1, a machine body 2 is arranged on the bottom plate 1, two mounting plates 3 symmetrically arranged with each other are mounted on the bottom plate 1, a first rotating shaft 4 is rotatably connected to the opposite side walls of the two mounting plates 3, a leather body 5 is wound on the first rotating shaft 4, a pulling mechanism 6 for the leather body 5 is arranged on the machine body 2, a cutting knife 8 is slidably connected to the machine body 2 through a moving mechanism 7, sliding plates 10 are slidably connected to the machine body 2 through two restoring mechanisms 9, the two sliding plates 10 are located at two sides of the machine body 2, and an extruding mechanism 11 for extruding in a cutting process and a leveling mechanism 13 for leveling wrinkles in a leather cutting process are arranged on the sliding plates 10.

Specifically, the pulling mechanism 6 includes a square groove 601 formed on the machine body 2, the machine body 2 is rotatably connected with a second rotating shaft 603, a first squeeze roller 602 is fixed on a side wall of the second rotating shaft 603, a first motor 604 is installed on the side wall of the machine body 2, an output end of the first motor 604 is fixed with one end of the second rotating shaft 603, two first sliding rods 605 are symmetrically installed at the upper end of the machine body 2, a U-shaped plate 606 is slidably connected on the two first sliding rods 605, a first spring 607 is sleeved on the side wall of the first sliding rod 605, a second squeeze roller 608 is rotatably connected on the side wall opposite to the U-shaped plate 606, one end of the leather body 5 on the first rotating shaft 4 passes between the first squeeze roller 602 and the second squeeze roller 608, the second squeeze roller 608 on the U-shaped plate 606 is pushed by the first spring 607 on the first sliding rod 605 to squeeze and fix the leather body 5, and start the first motor 604, the first squeezing roller 602 on the second rotating shaft 603 is driven to rotate, and the leather body 5 between the first squeezing roller 602 and the second squeezing roller 608 is driven on the machine body 2 by the rotation of the first squeezing roller 602.

Specifically, the moving mechanism 7 includes two sliding plates 701 slidably connected to the machine body 2, one of the sliding plates 701 is provided with a threaded sleeve 702, the threaded sleeve 702 is connected with a threaded rod 703 in a threaded engagement manner, the other sliding plate 701 is provided with a first fixing rod 706, the first fixing rod 706 is slidably connected with a second sliding rod 707, the other end of the second sliding rod 707 is provided with a square plate 704, the square plate 704 is located above the sliding plate 10, the square plate 704 is provided with a second motor 705, an output end of the second motor 705 penetrates through the square plate 704 and is fixed with one end of the threaded rod 703, the cutting knife 8 is slidably connected to the square plate 704, the second motor 705 is started to drive the threaded rod 703 to rotate, and the square plate 704 is moved close to the machine body 2 under the engagement transmission between the threaded rod 703 and the threaded sleeve 702 and the guiding action between the first fixing rod 706 and the second sliding rod 707, facilitating the descending cutting movement of the cutting knife 8.

Specifically, the reset mechanism 9 includes a third sliding rod 901 installed on the machine body 2, the sliding plate 10 is slidably connected to the third sliding rod 901, and a second spring 902 is sleeved on a side wall of the third sliding rod 901, so that the sliding plate 10 is conveniently reset through the second spring 902 and the third sliding rod 901.

Specifically, the squeezing mechanism 11 includes a sliding groove 1101 formed in the sliding plate 10, a fourth sliding rod 1102 is fixed on the sliding groove 1101, a circular plate 1103 is slidably connected to the fourth sliding rod 1102, a third spring 1105 is sleeved on a side wall of the fourth sliding rod 1102, a third rotating shaft 1104 is rotatably connected to the circular plate 1103 of the two sliding plates 10, a third squeezing roller 1106 is fixed on a side wall of the third rotating shaft 1104, two positioning plates 1107 symmetrically arranged with each other are fixed on the machine body 2, the positioning plates 1107 are located below the square plate 704, and through transmission, the third squeezing roller 1106 on the third rotating shaft 1104 and the leather body 5 on the machine body 2 are squeezed, so that squeezing operation of the leather body 5 placed on the machine body 2 in a cutting process is formed, forced sliding of the leather in the cutting process is avoided, cutting is not in place, and cutting quality is improved.

Specifically, the troweling mechanism 13 includes a sliding bar 1301, the sliding bar 1301 is slidably connected inside the sliding groove 1101 through a sliding assembly 12, a second fixing rod 1302 is fixed on the sliding groove 1101, a fifth sliding rod 1303 is slidably connected on the second fixing rod 1302, a fixing ring 1305 is fixed at the other end of the fifth sliding rod 1303, a fourth spring 1304 is sleeved on the side walls of the second fixing rod 1302 and the fifth sliding rod 1303, a fourth rotating shaft 1306 is rotatably connected on the inner wall of the fixing ring 1305, a driving pin 1307 is installed at one end of the fourth rotating shaft 1306, a driving plate 1308 is installed on the side wall of the sliding plate 10, a chute 1309 is opened on the driving plate 1308, the driving pin 1307 is slidably connected on the chute 1309, a plurality of sleeves 1310 are rotatably connected on the side wall of the fourth rotating shaft 1306, a pushing rod 1 is slidably connected inside each sleeve 1310 through a squeezing spring, a squeezing pipe 1312 is arranged outside each sleeve 1306, each pushing rod 1311 is rotatably connected with the inner wall of the squeezing pipe 1312, the floating operation of the leather to be cut in the leather cutting operation process can be formed, the error in the cutting process caused by the raised wrinkles is avoided, and the manufacturing quality of the luggage is further improved.

Specifically, the sliding assembly 12 includes a T-shaped bar 1201 fixed on the inner wall of the sliding groove 1101, a T-shaped groove 1202 is formed in the sliding bar 1301, the T-shaped bar 1201 is slidably connected inside the T-shaped groove 1202, and the sliding of the sliding bar 1301 is guided by the T-shaped bar 1201 and the T-shaped groove 1202.

Specifically, be provided with pushing mechanism 15 between sliding plate 10 and the U template 606, pushing mechanism 15 is including fixing the fixed plate 1501 on organism 2, sliding connection has round bar 1502 on fixed plate 1501, the cover is equipped with fifth spring 1503 on round bar 1502's the lateral wall, push pedal 1504 is installed to round bar 1502's one end, first inclined plane 1505 and second inclined plane 1506 have been seted up respectively to push pedal 1504's upper end, first inclined plane 1505 is located the below of sliding plate 10 one end, second inclined plane 1506 offsets with the one end of U template 606 and sets up, through pushing mechanism 15, make second squeeze roll 608 on the U template 606 no longer offset with leather body 5, avoid when floating the operation to the leather, first squeeze roll 602 and second squeeze roll 608 fix the leather and easily cause the arch that resets once more of floating back leather, further be convenient for the operation of floating mechanism 13 more.

Specifically, an L-shaped pushing plate 14 is fixed on the fixing ring 1305, and the leather body 5 on the machine body 2 is centered and positioned by the pushing of the L-shaped pushing plate 14.

Specifically, a plurality of pushing pins 16 are fixed on the opposite side walls of the two sliding plates 10, two ends of each extrusion pipe 1312 are magnetically connected with the sliding plates 10, when longitudinal wrinkles are protruded on the leather, it is difficult to flatten the leather by the extrusion of the sleeve 1310, the sleeve 1310 is further driven to move upwards continuously, the sleeve 1310 is pressed against each pushing pin 16 on the sliding plate 10 along with the movement of the sleeve 1310, the sleeve 1310 is pushed to slide longitudinally on the machine body 2 by each pushing pin 16, the longitudinal wrinkles are flattened on the leather by the longitudinal sliding of the sleeve 1310, and after flattening, under the action of magnetic force, the sleeve 1310 is pressed against the sliding plate 10 and pressed against the sliding plate 10.

The working principle is as follows: when the leather cutting machine works, firstly, when the leather is cut, one end of a leather body 5 on a first rotating shaft 4 passes through a position between a first squeezing roller 602 and a second squeezing roller 608, the second squeezing roller 608 on a U-shaped plate 606 extrudes and fixes the leather body 5 through pushing of a first spring 607 on a first sliding rod 605, a first motor 604 is started to drive the first squeezing roller 602 on a second rotating shaft 603 to rotate, the leather body 5 between the first squeezing roller 602 and the second squeezing roller 608 is driven on a machine body 2 through rotation of the first squeezing roller 602, a second motor 705 is started to drive a threaded rod to rotate, under the meshing transmission of the threaded rod and a threaded sleeve 702 and the guiding action of a first fixing rod 706 and a second sliding rod 707, the square plate 704 moves close to the machine body 2, and a cutting knife 8 on the square plate 704 moves to the leather body 5 placed on the machine body 2, through the horizontal sliding of the two sliding plates 701 and the vertical sliding of the cutting knife 8 on the square plate 704, the cutting knife 8 can rapidly cut each position of the leather body 5 on the machine body 2, so that the leather cutting operation is facilitated, and the cutting efficiency is improved;

then, in the process that the square plate 704 moves towards the machine body 2, the sliding plate 10 is driven to synchronously move downwards by the movement of the square plate 704, one end of the third rotating shaft 1104 on the sliding plate 10 is abutted against the upper end surface of the positioning plate 1107, the third rotating shaft 1104 is positioned by the positioning plate 1107, the circular plate 1103 slides on the fourth sliding rod 1102 along with the movement of the square plate 704, so that the third pressing roller 1106 on the third rotating shaft 1104 is pressed against the leather body 5 on the machine body 2, the pressing operation of the leather body 5 placed on the machine body 2 in the cutting process is formed, the leather is prevented from being forced to slide in the cutting process, the cutting is not in place, the cutting quality is improved, meanwhile, in the process that the square plate 704 moves towards the machine body 2, one end of the transmission pin 1307 is abutted against the upper end surface of the positioning plate 1107 along with the sliding of the square plate 704, and the sliding plate 10 continues to move, the driving plate 1308 on the sliding plate 10 synchronously moves downwards, so that the inclined groove 1309 on the driving plate 1308 interacts with the driving pin 1307 on the fourth rotating shaft 1306, the driving pin 1307 is pushed to slide on the inclined groove 1309, the fourth rotating shaft 1306 on the driving pin 1307 is driven to continuously move towards the machine body 2 in the sliding process of the driving pin 1307, the sleeve 1310 outside the fourth rotating shaft 1306 is further extruded with the leather body 5 on the machine body 2 and synchronously rotates, when the crease bulge 1310 exists on the leather in the sleeve moving process, the sleeve 1310 is pushed to move away from the machine body 2 under the action of force, the pushing rod 1311 slides inside the extruding pipe 1312 in the sleeve moving process, the extruding spring generates elastic force, the pushing rod 1311 is pushed to reset the sleeve 1310 through the elastic force of the extruding spring, and the smearing operation of the crease bulge is further realized, when longitudinal fold bulges exist on the leather, the sleeve 1310 is difficult to float through extrusion, the sleeve 1310 is further driven to continuously move upwards, the sleeve 1310 is pressed against each pushing pin 16 on the sliding plate 10 along with the movement of the sleeve 1310, the sleeve 1310 is pushed to longitudinally slide on the machine body 2 through each pushing pin 16, the longitudinal fold bulges on the leather are floated through the longitudinal sliding of the sleeve 1310 on the leather, the sleeve 1310 leans against the sliding plate 10 and presses against the sliding plate 10 under the action of magnetic force after the floating is finished, and the floating operation of the leather to be cut in the leather cutting operation process can be formed in the whole floating operation process, so that the error in the cutting process caused by the fold bulges is avoided, and the manufacturing quality of the luggage is further improved;

finally, in the process that the sliding plate 10 moves towards the machine body 2, along with the sliding of the sliding plate 10, one end of the sliding plate 10 abuts against the first inclined surface 1505 on the pushing plate 1504, under the guiding action of the force transmission and the round rod 1502, the pushing plate 1504 is pushed to move towards the fixed plate 1501, in the process that the pushing plate 1504 moves, the second inclined surface 1506 on the pushing plate 1504 abuts against one end of the U-shaped plate 606, the U-shaped plate 606 is pushed to slide on the first sliding rod 605 under the action of the force, along with the sliding of the U-shaped plate 606, the second extrusion roller 608 on the U-shaped plate 606 no longer abuts against the leather body 5, the phenomenon that when the leather is leveled is fixed by the first extrusion roller 602 and the second extrusion roller 608, the second reset protrusion of the leveled leather is easily caused is avoided, and the operation of the leveling mechanism 13 is further facilitated.

Although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the spirit and scope of the invention as defined in the appended claims. The techniques, shapes, and configurations not described in detail in the present invention are all known techniques.

Claims

1. The utility model provides a device is tailor to leather for case and bag preparation which characterized in that: comprises a bottom plate (1), a machine body (2) is arranged on the bottom plate (1), two mounting plates (3) which are symmetrically arranged are arranged on the bottom plate (1), the opposite side walls of the two mounting plates (3) are rotatably connected with a first rotating shaft (4), the first rotating shaft (4) is provided with a leather body (5) in a winding way, the machine body (2) is provided with a pulling mechanism (6) of the leather body (5), the machine body (2) is connected with a cutting knife (8) in a sliding way through a moving mechanism (7), the machine body (2) is connected with sliding plates (10) in a sliding way through two resetting mechanisms (9), the two sliding plates (10) are positioned at two sides of the machine body (2), the sliding plate (10) is provided with an extrusion mechanism (11) for extrusion in the cutting process and a smoothing mechanism (13) for smoothing wrinkles in the leather cutting process.

2. A leather cutting device for luggage making according to claim 1, characterized in that: pulling mechanism (6) is including seting up square groove (601) on organism (2), it is connected with second pivot (603) to rotate on organism (2), be fixed with first squeeze roll (602) on the lateral wall of second pivot (603), install first motor (604) on the lateral wall of organism (2), the output of first motor (604) is fixed mutually with the one end of second pivot (603), two first slide bars (605), two are installed to the upper end symmetry of organism (2) sliding connection has U template (606) on first slide bar (605), the cover is equipped with first spring (607) on the lateral wall of first slide bar (605), it is connected with second squeeze roll (608) to rotate on the relative lateral wall of U template (606).

3. A leather cutting device for luggage making according to claim 1, characterized in that: the moving mechanism (7) comprises two sliding plates (701) which are slidably connected onto the machine body (2), wherein one sliding plate (701) is provided with a threaded sleeve (702), the threaded sleeve (702) is connected with a threaded rod (703) in a threaded engagement mode, the other sliding plate (701) is provided with a first fixing rod (706), the first fixing rod (706) is slidably connected with a second sliding rod (707), the other end of the second sliding rod (707) is provided with a square plate (704), the square plate (704) is positioned above the sliding plate (10), the square plate (704) is provided with a second motor (705), the output end of the second motor (705) penetrates through the square plate (704) and is fixed with one end of the threaded rod (703), and the cutting knife (8) is slidably connected onto the square plate (704).

4. A leather cutting device for luggage making according to claim 1, characterized in that: the resetting mechanism (9) comprises a third sliding rod (901) arranged on the machine body (2), the sliding plate (10) is connected to the third sliding rod (901) in a sliding mode, and a second spring (902) is sleeved on the side wall of the third sliding rod (901).

5. A device for cutting leathers for the production of suitcases and bags according to claim 1 or 3, characterized in that: extrusion mechanism (11) is including offering sliding tray (1101) on sliding plate (10), be fixed with fourth slide bar (1102) on sliding tray (1101), sliding connection has plectane (1103) on fourth slide bar (1102), the cover is equipped with third spring (1105) on the lateral wall of fourth slide bar (1102), two rotating connection has third pivot (1104) on plectane (1103) on sliding plate (10), the lateral wall of third pivot (1104) is fixed with third extrusion roller (1106), be fixed with two locating plate (1107) that mutual symmetry set up on organism (2), locating plate (1107) are located the below of square board (704).

6. A device for cutting leathers for luggage making according to claim 1 or 5, characterized in that: the floating mechanism (13) comprises a sliding bar (1301), the sliding bar (1301) is connected to the inside of a sliding groove (1101) in a sliding mode through a sliding assembly (12), a second fixing rod (1302) is fixed to the sliding groove (1101), a fifth sliding rod (1303) is connected to the second fixing rod (1302) in a sliding mode, a fixing ring (1305) is fixed to the other end of the fifth sliding rod (1303), a fourth spring (1304) is sleeved on the side walls of the second fixing rod (1302) and the fifth sliding rod (1303), a fourth rotating shaft (1306) is connected to the inner wall of the fixing ring (1305) in a rotating mode, a driving pin (1307) is installed at one end of the fourth rotating shaft (1306), a driving plate (1308) is installed on the side wall of the sliding plate (10), a chute (1309) is formed in the driving plate (1308), and the driving pin (1307) is connected to the chute (1309) in a sliding mode, a plurality of sleeves (1310) are rotatably connected to the side wall of the fourth rotating shaft (1306), a push rod (1311) is slidably connected to the inside of each sleeve (1310) through an extrusion spring, an extrusion pipe (1312) is arranged on the outside of the fourth rotating shaft (1306), and each push rod (1311) is rotatably connected with the inner wall of the extrusion pipe (1312).

7. A device for cutting leathers for luggage making according to claim 5 or 6, characterized in that: the sliding assembly (12) comprises a T-shaped strip (1201) fixed on the inner wall of a sliding groove (1101), a T-shaped groove (1202) is formed in the sliding strip (1301), and the T-shaped strip (1201) is connected to the inside of the T-shaped groove (1202) in a sliding mode.

8. A device for cutting leathers for the production of suitcases and bags according to claim 1 or 2, characterized in that: a pushing mechanism (15) is arranged between the sliding plate (10) and the U-shaped plate (606), the pushing mechanism (15) comprises a fixing plate (1501) fixed on the machine body (2), a round rod (1502) is connected to the fixing plate (1501) in a sliding mode, a fifth spring (1503) is sleeved on the side wall of the round rod (1502), a pushing plate (1504) is installed at one end of the round rod (1502), a first inclined plane (1505) and a second inclined plane (1506) are respectively formed in the upper end of the pushing plate (1504), the first inclined plane (1505) is located below one end of the sliding plate (10), and the second inclined plane (1506) is abutted to one end of the U-shaped plate (606).

9. A leather cutting device for luggage making according to claim 6, characterized in that: an L-shaped pushing plate (14) is fixed on the fixing ring (1305).

10. A device for cutting leathers for luggage making according to claim 1 or 6, characterized in that: a plurality of pushing pins (16) are fixed on the opposite side walls of the two sliding plates (10), and both ends of each extrusion pipe (1312) are magnetically connected with the sliding plates (10).