CN110129487B - Knurling device is used in leather production - Google Patents
Knurling device is used in leather production Download PDFInfo
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- CN110129487B CN110129487B CN201910528851.6A CN201910528851A CN110129487B CN 110129487 B CN110129487 B CN 110129487B CN 201910528851 A CN201910528851 A CN 201910528851A CN 110129487 B CN110129487 B CN 110129487B
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- shell
- wall
- embossing
- roller
- rear side
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- C—CHEMISTRY; METALLURGY
- C14—SKINS; HIDES; PELTS; LEATHER
- C14B—MECHANICAL TREATMENT OR PROCESSING OF SKINS, HIDES OR LEATHER IN GENERAL; PELT-SHEARING MACHINES; INTESTINE-SPLITTING MACHINES
- C14B1/00—Manufacture of leather; Machines or devices therefor
- C14B1/44—Mechanical treatment of leather surfaces
- C14B1/56—Ornamenting, producing designs, embossing
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- C—CHEMISTRY; METALLURGY
- C14—SKINS; HIDES; PELTS; LEATHER
- C14B—MECHANICAL TREATMENT OR PROCESSING OF SKINS, HIDES OR LEATHER IN GENERAL; PELT-SHEARING MACHINES; INTESTINE-SPLITTING MACHINES
- C14B17/00—Details of apparatus or machines for manufacturing or treating skins, hides, leather, or furs
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Treatment And Processing Of Natural Fur Or Leather (AREA)
Abstract
The invention discloses an embossing device for leather production, which comprises a workbench, wherein supporting legs are welded at four corners of the bottom end of the workbench, inclined plates are respectively installed at the front end and the rear end of the left side wall and the right side wall of the workbench, the inner sides of the two symmetrical inclined plates are rotatably connected with a first roller through bearings, the front side and the rear side of the outer wall of the first roller are respectively in interference fit with inner rings of the two bearings, outer rings of the bearings are fixedly connected with the inner sides of the inclined plates, an embossing mechanism is installed at the top end of the workbench and comprises four round rods, the four round rods are respectively fixed at four corners of the top end of the workbench, and a top plate is connected to the top end of each round rod through screws. This embossing device is used in leather production can realize the synchronous motion of embossing roller and leather, avoids leather knurling distortion, improves the knurling quality, can emboss the leather of different thickness moreover, and the practicality is strong, has satisfied the demand of leather knurling greatly.
Description
Technical Field
The invention relates to the technical field of leather production, in particular to an embossing device for leather production.
Background
The leather is dehaired by warp andtanningAnd the like, and the animal skin which is obtained by physical and chemical processing and is denatured and non-perishable is obtained. The leather is made of natural protein fibersThree-dimensional spaceThe fabric is tightly woven, the surface of the fabric is provided with a special grain layer, and the fabric has natural grains and luster and comfortable hand feeling. The embossing roller is one of main materials for manufacturing clothes and shoes, leather embossing is usually carried out by using a leather embossing machine in order to improve the aesthetic feeling of the leather, at present, embossing rollers are mostly adopted for carrying out rolling continuous embossing on the leather, the original air cylinder is broken through to drive the embossing die to move up and down for embossing, and the embossing efficiency is greatly improved.
However, the embossing roller embossing equipment still has many disadvantages when in use, for example, along with the rolling of the leather roll, the thickness of the leather roll changes, the leather and the embossing roller can not move synchronously, the leather embossing distortion and deformation are easily caused, the embossing quality is reduced, the position of the embossing roller can not be adjusted, the leather with the same thickness can only be embossed, the practicability is poor, and the requirement of leather embossing is difficult to meet.
Disclosure of Invention
The invention aims to provide an embossing device for leather production, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an embossing device for leather production comprises a workbench, wherein supporting legs are welded at four corners of the bottom end of the workbench, inclined plates are mounted at the front end and the rear end of the left side wall and the right side wall of the workbench, the inner sides of the two symmetrical inclined plates are rotatably connected with a first roller through bearings, the front side and the rear side of the outer wall of the first roller are in interference fit with inner rings of two bearings respectively, outer rings of the bearings are fixedly connected with the inner sides of the inclined plates, and an embossing mechanism is mounted at the top end of the workbench;
the embossing mechanism comprises four round rods, the four round rods are respectively fixed at the four corners of the top end of the workbench, the top end of each round rod is connected with a top plate through screws, rectangular plates which are bilaterally symmetrical are sleeved on the outer walls of the four round rods, the outer ends of the inner sides of the two rectangular plates which are bilaterally symmetrical are respectively connected with a second roller through bearings in a rotating mode, the second rollers vertically correspond to the first rollers, the front side and the rear side of the outer wall of each second roller are respectively in interference fit with the inner rings of the two bearings, the outer rings of the bearings are fixedly connected with the inner sides of the rectangular plates, the rear side of each second roller extends out of the rear side wall of the rectangular plate positioned at the rear side and is connected with a driven belt pulley through keys, a first shell is installed on the inner sides of the two rectangular plates which are bilaterally symmetrical along the front and rear direction, a speed reduction motor is connected with the front side of the inner wall, the other end of the rotating shaft is rotatably connected with the rear side of the inner cavity of the first shell through a bearing, the rear side of the outer wall of the rotating shaft is in interference fit with the inner ring of the bearing, the outer ring of the bearing is fixedly connected with the rear side of the inner cavity of the first shell, the rear side of the rotating shaft extends out of the rear side wall of the first shell and is connected with two driving belt wheels, the driving belt wheels are rotatably connected with driven belt wheels through belts, an embossing roller is installed on the outer wall of the rotating shaft, the outer wall of the embossing roller extends out of the inner cavity of the first shell, the top center position of the first shell is connected with a first supporting seat through screws in the front-back direction, a second shell is installed at the top center position of the top plate in the front-back direction, the bottom end of the second shell extends out of the lower surface of the top plate, the front side and the rear side of the inner cavity, outer rings of the two bearings are fixedly connected with the front side and the rear side of an inner cavity of a second shell respectively, a first guide rod is arranged at the bottom end of the inner cavity of the second shell along the front-rear direction, a lead screw nut which is sleeved with the outer wall of the first guide rod is screwed at the front end and the rear end of the outer wall of the lead screw, a second supporting seat is fixedly connected with the inner cavity of the second shell, the inner cavity of the second supporting seat is rotatably connected with one end of a connecting rod through a pin shaft, the other ends of the two connecting rods are respectively connected with the front side and the rear side of the inner cavity of the first supporting seat through pin shafts, a circular groove is formed in the front side surface of the second shell, a clamping groove is formed in the outer side of the inner wall of the circular groove along the circumferential direction, a circular plate is screwed on the front side surface of the lead screw, a second guide rod is arranged, the upper end and the lower end of the outer wall of the second guide rod are respectively sleeved with a sliding block and a spring for providing upward elasticity for the sliding block, a clamping block inserted with the clamping groove is installed in an inner cavity of the sliding block, extending out of the sliding way from the rear side of the sliding block, and a handle penetrating through the sliding way is connected with a front side screw of the sliding block.
Preferably, the top end of the outer wall of the first roller is on the same horizontal plane with the upper surface of the workbench.
Preferably, the second roller and the embossing roller have the same outer diameter, and the driving pulley and the driven pulley have the same size.
Preferably, the threads on the front side and the rear side of the outer wall of the screw rod are positive and negative threads.
Preferably, the central point of the annular groove and the central point of the screw rod are on the same straight line.
Preferably, the number of the clamping grooves is eighteen, and the eighteen clamping grooves are distributed on the front side of the second shell at intervals of 20 degrees clockwise.
Preferably, the shape of the fixture block is trapezoidal, and the length of the fixture block is smaller than the width of the inner cavity of the annular groove.
The embossing device for leather production provided by the invention has the beneficial effects that:
1. the embossing roller and the second roller can simultaneously rotate clockwise under the driving of the speed reducing motor through the matching of the rotating shaft, the driving belt pulley, the belt and the driven belt pulley, so that the embossing roller and the leather can synchronously move, the leather embossing distortion is avoided, and the embossing quality is improved;
2. according to the invention, the first shell can move downwards or upwards through the matching of the handle, the clamping block, the clamping groove, the circular plate, the screw rod, the screw nut and the connecting rod, so that the distance between the embossing roller and the workbench can be changed conveniently, therefore, leather with different thicknesses can be embossed, the practicability is strong, and the requirement of leather embossing is greatly met.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a top cross-sectional view of the embossing mechanism of the present invention;
FIG. 3 is a left side cross-sectional view of the embossing mechanism of the present invention;
FIG. 4 is an enlarged view of the invention at A;
FIG. 5 is a front view of a second housing of the present invention;
fig. 6 is a schematic diagram of a cartridge structure according to the present invention.
In the figure: 1. the automatic stamping device comprises a workbench, 2, an inclined plate, 3, a first roller, 4, a round rod, 5, a top plate, 6, a rectangular plate, 7, a second roller, 8, a driven belt pulley, 9, a first shell, 10, a speed reducing motor, 11, a rotating shaft, 12, a driving belt pulley, 13, a belt, 14, an embossing roller, 15, a first supporting seat, 16, a second shell, 17, a screw rod, 18, a first guide rod, 19, a screw nut, 20, a second supporting seat, 21, a connecting rod, 22, an annular groove, 23, a clamping groove, 24, a round plate, 25, a second guide rod, 26, a sliding block, 27, a spring, 28, a clamping block, 29 and a handle.
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. 1-6, the present invention provides a technical solution: an embossing device for leather production comprises a workbench 1, supporting legs are welded at four corners of the bottom end of the workbench 1, inclined plates 2 are mounted at the front and rear ends of the left and right side walls of the workbench 1, the inner sides of the two symmetrical inclined plates 2 are rotatably connected with a first roller 3 through bearings, the front and rear sides of the outer wall of the first roller 3 are in interference fit with inner rings of two bearings respectively, the outer rings of the bearings are fixedly connected with the inner sides of the inclined plates 2, and an embossing mechanism is mounted at the top end of the workbench 1;
the embossing mechanism comprises four round rods 4, the four round rods 4 are respectively fixed at four corners of the top end of the workbench 1, a top plate 5 is connected at the top end of each round rod 4 through screws, rectangular plates 6 which are bilaterally symmetrical are sleeved on the outer walls of the four round rods 4, the rectangular plates 6 are limited through the round rods 4, it is ensured that a first shell 9 can vertically move up and down, the outer ends of the inner sides of the two rectangular plates 6 which are bilaterally symmetrical are respectively connected with a second roller 7 through bearings in a rotating mode, the second rollers 7 vertically correspond to the first rollers 3, the second rollers 7 can drive leather to move to the left side through clockwise rotation under the cooperation of the first rollers 3, the front side and the rear side of the outer wall of each second roller 7 are respectively in interference fit with inner rings of the two bearings, outer rings of the bearings are fixedly connected with the inner sides of the rectangular plates 6, the rear side of each second roller 7 extends out of the rear side of the rectangular, the driving belt pulley 12 can drive the driven belt pulley 8 to rotate clockwise through the connection of a belt 13, the inner sides of two rectangular plates 6 which are bilaterally symmetrical are provided with a first shell 9 along the front-back direction, the front side of the first shell 9 is connected with a speed reducing motor 10 through screws, the speed reducing motor 10 can drive a rotating shaft 11 and an embossing roller 14 to rotate clockwise, the output end of the speed reducing motor 10 extends out of the front side of the inner wall of the first shell 9 and is locked with one end of the rotating shaft 11 through a coupler, the other end of the rotating shaft 11 is rotatably connected with the rear side of the inner cavity of the first shell 9 through a bearing, the rear side of the outer wall of the rotating shaft 11 is in interference fit with the inner ring of the bearing, the outer ring of the bearing is fixedly connected with the rear side of the inner cavity of the first shell 9, the rear side of the rotating shaft 11 extends out of the rear, an embossing roller 14 is installed on the outer wall of the rotating shaft 11, an inner cavity of a first shell 9 is extended from the outer wall of the embossing roller 14, the leather is continuously embossed by clockwise rotation of the embossing roller 14, a first supporting seat 15 is screwed on the top center of the first shell 9 along the front-back direction, a second shell 16 is installed on the top center of the top plate 5 along the front-back direction, the lower surface of the top plate 5 is extended from the bottom end of the second shell 16, leading screws 17 are rotatably connected to the front side and the rear side of the inner cavity of the second shell 16 through bearings, a leading screw nut 19 can be driven to horizontally move under the rotation action of the leading screws 17, the front side and the rear side of the outer wall of the leading screws 17 are respectively in interference fit with inner rings of two bearings, outer rings of the two bearings are respectively fixedly connected with the front side and the rear side of the inner cavity of the second shell 16, a first guide rod, the horizontal movement of the screw nut 19 is ensured, the screw nut 19 sleeved with the outer wall of the first guide rod 18 is screwed at the front end and the rear end of the outer wall of the screw 17, the bottom end of the screw nut 19 extends out of the inner cavity of the second shell 16 and is fixedly connected with a second supporting seat 20, the inner cavity of the second supporting seat 20 is rotatably connected with one end of a connecting rod 21 through a pin shaft, the other ends of the two connecting rods 21 are respectively connected with the front side and the rear side of the inner cavity of the first supporting seat 15 through pin shafts, the front side surface of the second shell 16 is provided with an annular groove 22, the outer side of the inner wall of the annular groove 22 is provided with clamping grooves 23 along the circumferential direction, the circular plate 24 can be fixed through the matching of the clamping grooves 23 and the clamping blocks 28, the front side of the screw 17 extending out of the front side surface of the second shell 16 is connected with a circular plate 24, the communicating slide rather than the inner chamber is all seted up to the front and back surface of plectane 24, both ends cup joint slider 26 respectively about the outer wall of second guide arm 25 and provide the spring 27 of elasticity upwards for slider 26, spring 27 is the rotating spring, and the elastic coefficient is 25N/CM, and spring 27 produces elastic deformation after receiving tensile or extrusion, resumes to initial condition after getting rid of external force, and the fixture block 28 of pegging graft with draw-in groove 23 is installed to the inner chamber that the rear side of slider 26 extended out the slide, and the front side screwed connection of slider 26 has the handle 29 that runs through the slide.
The following electric devices have the following types and functions:
the gear motor 10: the model is R107R77 and is controlled by an external operating system, and the speed reducing motor 10 is used for driving the rotating shaft 11 to rotate clockwise.
Preferably, the top end of the outer wall of the first roller 3 is at the same level with the upper surface of the workbench 1, and when the second roller 7 drives the leather to move, the leather can be ensured to move horizontally on the workbench 1 under the action of the first roller 3, and the stability of the embossing roller 14 for embossing the leather is ensured.
Preferably, the outer diameters of the second roller 7 and the embossing roller 14 are the same, and the sizes of the driving pulley 12 and the driven pulley 8 are the same, so that the driving pulley 12 and the driven pulley 8 can move in the same direction and at the same speed, and the second roller 7 drives the leather to move towards the left side to be synchronous with the embossing roller 14, so that the embossing quality is improved.
Preferably, the threads on the front and rear sides of the outer wall of the lead screw 17 are positive and negative threads, and when the lead screw 17 rotates clockwise or counterclockwise, the thread rotation force of the outer wall of the lead screw 17 can drive the two lead screw nuts 19 to move inwards or outwards simultaneously.
Preferably, the central point of the annular groove 22 is aligned with the central point of the lead screw 17, so that when the latch 28 moves into the annular groove 22, the circular plate 24 can drive the latch 28 to slide in the annular groove 22 clockwise or counterclockwise.
Preferably, the number of the clamping grooves 23 is eighteen, and the eighteen clamping grooves 23 are distributed on the front side of the second housing 16 at intervals of 20 degrees clockwise, so that the rotating circular plate 24 can be fixed conveniently through the plurality of clamping grooves 23.
Preferably, the shape of the latch 28 is a trapezoid, so that the surface area of the opposite surface of the latch 28 and the slot 23 is reduced, the latch 28 can be conveniently inserted into the slot 23 in an aligned manner, the length of the latch 28 is smaller than the width of the inner cavity of the annular slot 22, and the latch 28 can completely enter the annular slot 22 to release the fixation of the circular plate 24.
The detailed connection means is a technique known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.
When the leather embossing device is used, leather penetrates through the space between the first roller 3 and the second roller 7 from right to left, the embossing roller 14 is pressed on the leather, an external power supply of the speed reducing motor 10 is switched on, the speed reducing motor 10 drives the rotating shaft 11, the embossing roller 14 and the driving belt pulley 12 to rotate clockwise, the driving belt pulley 12 and the driven belt pulley 8 are the same in size, the driven belt pulley 8 drives the two second rollers 7 and the embossing roller 14 to rotate clockwise at the same speed under the connecting action of the belt 13, the second roller 7 drives the leather to move leftwards along the surface of the workbench 1 under the rolling action of the first roller 3, the embossing roller 14 rotates clockwise for embossing, the outer diameters of the embossing roller 14 and the second roller 7 are the same, so that the moving speeds of the leather and the embossing roller 14 are the same, the embossing twisting deformation of embossing is avoided, the high-quality embossing of the leather is realized, when the heights of the embossing roller 14 and the, the handle 29 is pulled downwards to cause the slide block 26 to move downwards along the outer wall of the second guide rod 25 until the slide block 26 drives the fixture block 28 to move downwards to be separated from the clamping groove 23 to enter the annular groove 22, the fixing of the circular plate 24 is released, the circular plate 24 can be rotated clockwise or anticlockwise to cause the screw 17 to rotate clockwise or anticlockwise, because the threads on the front side and the rear side of the outer wall of the screw 17 are positive and negative threads, the screw 17 can drive the two screw nuts 19 to move inwards or outwards along the outer wall of the first guide rod 18, simultaneously the screw nuts 19 can drive the top ends of the connecting rods 21 to move inwards or outwards, the bottom ends of the two connecting rods 21 jointly pull the first shell 9 to move downwards or upwards vertically under the matching of the circular rod 4 and the rectangular plate 6, so that the embossing roller 14 and the second roller 7 move downwards or upwards until the distance between the embossing roller 14 and the worktable 1 meets the, the handle 29 is loosened, the spring 27 pushes the fixture block 28 to move outwards through the sliding block 26 under the action of the elasticity of the spring 27, the fixture block 28 is separated from the annular groove 22 and enters the clamping groove 23 at the corresponding position, the rotating circular plate 24 is fixed, and the height adjustment of the embossing roller 14 and the second roller 7 is completed, so that the leather and the embossing roller 14 can synchronously move when the leather embossing device is used, the embossing quality is improved, the distance between the embossing roller 14 and the workbench 1 can be adjusted, the leather with different thicknesses can be embossed, the leather embossing device is high in practicability and is more beneficial to popularization.
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 (7)
1. The utility model provides an embossing device is used in leather production, includes workstation (1), its characterized in that: supporting legs are welded at four corners of the bottom end of the workbench (1), inclined plates (2) are mounted at the front end and the rear end of the left side wall and the rear end of the right side wall of the workbench (1), the inner sides of the two symmetrical inclined plates (2) are rotatably connected with a first roller (3) through bearings, the front side and the rear side of the outer wall of the first roller (3) are in interference fit with inner rings of the two bearings respectively, the outer ring of each bearing is fixedly connected with the inner side of each inclined plate (2), and an embossing mechanism is mounted at the top end of the workbench (1);
the embossing mechanism comprises four round rods (4), the four round rods (4) are respectively fixed at the four corners of the top end of the workbench (1), a top screw of each round rod (4) is connected with a top plate (5), rectangular plates (6) which are bilaterally symmetrical are all sleeved on the outer walls of the four round rods (4), the inner outer ends of the inner sides of the rectangular plates (6) which are bilaterally symmetrical are respectively connected with a second roller (7) through bearings in a rotating mode, the second rollers (7) correspond to the first rollers (3) up and down, the front side and the rear side of the outer wall of the second rollers (7) are respectively in interference fit with inner rings of the two bearings, the outer rings of the bearings are fixedly connected with the inner sides of the rectangular plates (6), the rear side of the second rollers (7) extends out of the rear side, the rear side wall of the rectangular plates (6) is connected with driven belt pulleys (8) in a key mode, the inner sides of the two rectangular plates (6) which are bilaterally symmetrical are provided with, the front side of first shell (9) is connected with gear motor (10) by screw, the output of gear motor (10) extends out the inner wall front side of first shell (9) and has the one end of pivot (11) through shaft coupling locking, the other end of pivot (11) is connected through bearing rotation with the inner chamber rear side of first shell (9), the outer wall rear side of pivot (11) and the inner ring interference fit of bearing, the outer loop of bearing and the inner chamber rear side fixed connection of first shell (9), the rear side wall key connection that the rear side of pivot (11) stretches out first shell (9) has two driving pulley (12), driving pulley (12) is connected through belt (13) rotation with driven pulley (8), embossing roller (14) is installed to the outer wall of pivot (11), and the outer wall of embossing roller (14) extends out the inner chamber of first shell (9), the top central point of first shell (9) puts and has first supporting seat (15) along fore-and-aft direction screw connection, the top central point of roof (5) puts and installs second shell (16) along the fore-and-aft direction, the lower surface of roof (5) is extended to the bottom of second shell (16), both sides all are connected with lead screw (17) through the bearing rotation around the inner chamber of second shell (16), both sides respectively with the inner ring interference fit of two bearings around the outer wall of lead screw (17), two both sides fixed connection around the outer loop of bearing respectively with the inner chamber of second shell (16), first guide arm (18) are installed along the fore-and-aft direction to the inner chamber bottom of second shell (16), both ends all spiro union have lead screw nut (19) that cup joint with first guide arm (18) outer wall around the outer wall of lead screw (17), the inner chamber fixedly connected with second supporting seat (20) of second shell (16) is extended to the bottom of lead screw nut (19) The inner chamber of second supporting seat (20) is connected with the one end of connecting rod (21) through the round pin hub rotation, two the other end of connecting rod (21) respectively with the inner chamber front and back both sides of first supporting seat (15) through the round pin hub connection, ring channel (22) have been seted up to the front side surface of second shell (16), draw-in groove (23) have all been seted up along circumference in the inner wall outside of ring channel (22), the front side surface screw connection that the front side of lead screw (17) extended second shell (16) has plectane (24), second guide arm (25) are installed along upper and lower direction to the inner chamber of plectane (24), the communicating slide rather than the inner chamber is all seted up to the front and back surface of plectane (24), both ends have cup jointed slider (26) respectively and provide spring (27) of upwards elasticity for slider (26) about the outer wall of second guide arm (25), the fixture block (28) of pegging graft with draw-in groove (23) are installed to the inner And a handle (29) penetrating through the slide way is connected to the front side of the slide block (26) through a screw.
2. The embossing apparatus for leather production of claim 1, wherein: the top end of the outer wall of the first roller (3) and the upper surface of the workbench (1) are on the same horizontal plane.
3. The embossing apparatus for leather production of claim 1, wherein: the outer diameters of the second roller (7) and the embossing roller (14) are the same, and the sizes of the driving pulley (12) and the driven pulley (8) are the same.
4. The embossing apparatus for leather production of claim 1, wherein: the threads on the front side and the rear side of the outer wall of the screw rod (17) are positive and negative threads.
5. The embossing apparatus for leather production of claim 1, wherein: the central point of the annular groove (22) and the central point of the screw rod (17) are on the same straight line.
6. The embossing apparatus for leather production of claim 1, wherein: the number of the clamping grooves (23) is eighteen, and the eighteen clamping grooves (23) are distributed on the front side of the second shell (16) at intervals of 20 degrees clockwise.
7. The embossing apparatus for leather production of claim 1, wherein: the fixture block (28) is trapezoidal in shape, and the length of the fixture block (28) is smaller than the width of an inner cavity of the annular groove (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910528851.6A CN110129487B (en) | 2019-06-19 | 2019-06-19 | Knurling device is used in leather production |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910528851.6A CN110129487B (en) | 2019-06-19 | 2019-06-19 | Knurling device is used in leather production |
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| Publication Number | Publication Date |
|---|---|
| CN110129487A CN110129487A (en) | 2019-08-16 |
| CN110129487B true CN110129487B (en) | 2021-03-19 |
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|---|---|---|---|
| CN201910528851.6A Active CN110129487B (en) | 2019-06-19 | 2019-06-19 | Knurling device is used in leather production |
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| CN113635659A (en) * | 2021-08-17 | 2021-11-12 | 浙江安防职业技术学院 | Printing machine cylinder separation and reunion pressure equipment is put |
| CN115156840B (en) * | 2022-09-07 | 2023-05-26 | 深圳市奇达精工科技有限公司 | A processingequipment for intelligent moment of torsion sleeve is made |
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| CN207904288U (en) * | 2018-01-04 | 2018-09-25 | 海宁德阳高分子材料科技有限公司 | A kind of surface embossed device of leather |
| CN208098346U (en) * | 2018-01-17 | 2018-11-16 | 东莞市旭升节能科技有限公司 | A kind of host against the wind that dusts being easily installed |
| CN109385791A (en) * | 2018-08-29 | 2019-02-26 | 芜湖华烨工业用布有限公司 | Industrial cloth surface detail pressure setting |
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| CN110129487A (en) | 2019-08-16 |
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