CN111254236A - Be used for leather suture hole perforating device - Google Patents
Be used for leather suture hole perforating device Download PDFInfo
- Publication number
- CN111254236A CN111254236A CN202010177821.8A CN202010177821A CN111254236A CN 111254236 A CN111254236 A CN 111254236A CN 202010177821 A CN202010177821 A CN 202010177821A CN 111254236 A CN111254236 A CN 111254236A
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- CN
- China
- Prior art keywords
- cavity
- spline
- hole
- sliding
- leather
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
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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
- C14B5/00—Clicking, perforating, or cutting leather
-
- 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
- C14B2700/00—Mechanical treatment or processing of skins, hides or leather in general; Pelt-shearing machines; Making driving belts; Machines for splitting intestines
- C14B2700/11—Machines or apparatus for cutting or milling leather or hides
- C14B2700/116—Perforating machines
Abstract
The invention relates to the field of leather processing, in particular to a perforating device for leather suture holes, which comprises a machine body and sliding frames arranged on the left side and the right side of the machine body, wherein a perforating hole cavity is arranged in the front side end wall of the machine body, a rotating cavity is arranged in the thick end wall of the perforating hole cavity, a first spline housing is rotatably arranged in the rotating cavity, a first spline hole which is communicated from left to right is arranged in the first spline housing, a clamping cavity is arranged in the front side end wall of the sliding frame, and a first transmission cavity is arranged in the rear side end wall of the clamping cavity.
Description
Technical Field
The invention relates to the field of leather processing, in particular to a perforating device for leather suture holes.
Background
When leather is sewn, the leather is difficult to perforate due to the fact that the leather is hard in texture, therefore, the leather needs to be perforated before sewing, the efficiency of a traditional manual perforation mode is extremely low, perforation is not uniform enough, perforation is often found out to be not in a straight line after perforation is finished, and therefore leather products are not attractive, and therefore the problem needs to be improved by arranging the perforation device for the leather sewing line hole.
Disclosure of Invention
The invention aims to provide a perforating device for leather sewing threads, which can overcome the defects of the prior art, thereby improving the practicability of the device.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a perforating device for leather suture holes, which comprises a machine body and sliding frames arranged on the left side and the right side of the machine body, wherein a perforating cavity is arranged in the front side end wall of the machine body, a rotating cavity is arranged in the thick end wall of the perforating cavity, a first spline housing is rotatably arranged in the rotating cavity, a first spline hole which is communicated from left to right is arranged in the first spline housing, a clamping cavity is arranged in the front side end wall of the sliding frame, a first transmission cavity is arranged in the rear side end wall of the clamping cavity, a second spline housing is rotatably arranged in the first transmission cavity, a second spline hole is communicated from left to right in the second spline housing, a first motor is fixedly arranged on the left side end wall of the sliding frame, a first spline shaft which is in power connection with the first motor is in splined connection with the first spline hole and the second spline hole, and a clamping device for clamping leather is arranged between the clamping cavity and the first transmission cavity, a winding cavity is arranged at the rear side of the rotating cavity, a sliding cavity is arranged at the rear side of the winding cavity, a second spline shaft is rotatably arranged between the sliding cavity and the winding cavity, a winding wheel is fixedly arranged at the tail end of the second spline shaft in the winding cavity, a pull wire with the tail end fixedly connected with the right sliding frame is wound on the outer surface of the winding wheel, a first spring surrounding the first spline shaft is arranged between the right sliding frame and the machine body, a second transmission cavity is arranged in the end wall of the rear side of the machine body, a threaded sleeve is rotatably arranged in the second transmission cavity, a threaded hole which is communicated from left to right is arranged in the threaded sleeve, a threaded rod is connected with the threaded hole in the threaded sleeve in a threaded manner, the left side of the threaded rod is fixedly connected with the left sliding frame, and a through hole which penetrates through, the thread bush rotates to drive the perforating device arranged in the top wall of the perforating cavity to act, so that the leather fixed by the fixing device is perforated.
Furthermore, the clamping device comprises bilaterally symmetrical swinging cavities which are arranged in the front of the inner opening of the rear side end wall of the clamping cavity, a worm gear cavity which is positioned at the front side of the first transmission cavity is arranged between the left swinging cavity and the right swinging cavity, two first rotating shafts which are symmetrical up and down are arranged between the left swinging cavity and the right swinging cavity in a rotating mode, a clamping rod is fixedly arranged at the tail end of each first rotating shaft in each swinging cavity, a worm gear is fixedly arranged on the outer surface of each first rotating shaft in each worm gear cavity, worms which are meshed with the upper worm gear and the lower worm gear are rotatably arranged between each worm gear cavity and the first transmission cavity, and a second bevel gear which is meshed with the first bevel gear fixedly arranged on the outer surface of the second spline sleeve is fixedly arranged at the tail end of each worm in.
Further, the punching device comprises a pushing cavity arranged in the top wall of the through hole cavity, a first sliding groove is communicated between the pushing cavity and the through hole cavity, a punching needle for punching is slidably arranged in the first sliding groove, a second spring is arranged between the punching needle and the bottom wall of the pushing cavity, a second rotating shaft is rotatably arranged between the pushing cavity and a belt cavity arranged in the machine body, a cam is fixedly arranged at the tail end of the second rotating shaft in the pushing cavity, a first belt wheel is fixedly arranged at the tail end of the second rotating shaft in the belt cavity, a third spline shaft is rotatably arranged between the second transmission cavity and the belt cavity, a fourth bevel gear meshed with a third bevel gear fixedly arranged on the outer surface of the threaded sleeve is fixedly arranged at the tail end of the third spline shaft in the second transmission cavity, and a second belt wheel is fixedly arranged on the outer surface of the third spline shaft in the belt cavity, the second belt wheel is connected with the first belt wheel in a transmission fit mode through a belt.
Further, wire winding chamber with be provided with the slip chamber between the belt chamber, the gliding sliding block that is provided with around in the slip chamber, the second motor output shaft of the internal fixed setting of slip is extended and the end is fixed to be provided with the third spline housing around to both sides, the front side the third spline housing with second spline shaft splined connection, the rear side the third spline housing can with third spline shaft splined connection, the slip chamber with it is provided with the second sliding tray to rotate to link between the chamber, slidable in the second sliding tray be provided with sliding block front side end wall fixed connection's rack, the rack with gear engagement.
The invention has the beneficial effects that: the leather sewing hole punching device provided by the invention can realize linear punching of leather, is convenient to operate, can automatically realize clamping of the leather, can stretch the leather, is convenient for subsequent punching, has high equipment braking flower degree, and is worthy of popularization.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a top view of the overall structure of a perforation device for leather sewing threads according to the present invention.
Fig. 2 is a schematic view of the structure a-a in fig. 1.
Fig. 3 is an enlarged schematic view of B in fig. 1.
Fig. 4 is an enlarged schematic view of C in fig. 2.
Detailed Description
The invention will now be described in detail with reference to fig. 1-4, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The punching device for leather sewing thread holes disclosed in the attached drawings 1-4 comprises a machine body 10 and sliding frames 15 arranged on the left and right sides of the machine body 10, wherein a hole penetrating cavity 32 is arranged in the front side end wall of the machine body 10, a rotating cavity 18 is arranged in the thick end wall of the hole penetrating cavity 32, a first spline housing 16 is rotatably arranged in the rotating cavity 18, a first spline hole 20 which penetrates through the first spline housing 16 from left to right is arranged in the first spline housing 16, a clamping cavity 33 is arranged in the front side end wall of the sliding frame 15, a first transmission cavity 49 is arranged in the rear side end wall of the clamping cavity 33, a second spline housing 48 is rotatably arranged in the first transmission cavity 49, a second spline hole 47 penetrates through the second spline housing 48 from left to right, a first motor 17 is fixedly arranged on the left side end wall of the sliding frame 15 on the left side, and a first spline shaft 21 which is in power connection with the first motor 17 is in spline connection with the first spline hole 20 and the second spline, the leather clamping device is characterized in that a clamping device 99 used for clamping leather is arranged between the clamping cavity 33 and the first transmission cavity 49, a winding cavity 50 is arranged on the rear side of the rotating cavity 18, a sliding cavity 57 is arranged on the rear side of the winding cavity 50, a second spline shaft 60 is arranged between the sliding cavity 57 and the winding cavity 50 in a rotating mode, a winding wheel 51 is fixedly arranged at the tail end of the second spline shaft 60 in the winding cavity 50, a pull wire 23 fixedly connected with the sliding frame 15 at the tail end and the right side is wound on the outer surface of the winding wheel 51, a first spring 22 surrounding the first spline shaft 21 is arranged between the sliding frame 15 at the right side and the machine body 10, a second transmission cavity 26 is arranged in the wall of the rear side end of the machine body 10, a threaded sleeve 11 is rotatably arranged in the second transmission cavity 26, a threaded hole 12 which is communicated left and right is arranged in the threaded sleeve 11, the left side of the threaded rod 13 is fixedly connected with the sliding frame 15 at the left side, the right side of the threaded rod 13 penetrates through the through hole 24 formed in the sliding frame 15 at the right side and extends out to the right side of the sliding frame 15 at the right side, and the threaded sleeve 11 rotates to drive the perforating device 98 formed in the top wall of the perforating cavity 32 to act, so that the leather fixed by the fixing device 99 is perforated.
Beneficially, the clamping device 99 includes bilaterally symmetrical swing cavities 45 with a forward opening in the rear side end wall of the clamping cavity 33, a worm gear cavity 41 located in front of the first transmission cavity 49 is disposed between the two left and right swing cavities 45, two first rotation shafts 40 with an up-down symmetry are rotatably disposed between the two left and right swing cavities 45, a clamping rod 44 is fixedly disposed at the end of the first rotation shaft 40 in the swing cavity 45, a worm gear 42 is fixedly disposed on the outer surface of the first rotation shaft 40 in the worm gear cavity 41, a worm 43 engaged with both the upper and lower worm gears 42 is rotatably disposed between the worm gear cavity 41 and the first transmission cavity 49, and a second bevel gear 46 engaged with the first bevel gear 39 fixedly disposed on the outer surface of the second spline housing 48 is fixedly disposed at the end of the worm 43 in the first transmission cavity 49.
Beneficially, the punching device 98 includes a pushing cavity 28 disposed in a top wall of the through hole cavity 32, a first sliding groove 31 is disposed in communication between the pushing cavity 28 and the through hole cavity 32, a punching needle 29 for punching is slidably disposed in the first sliding groove 31, a second spring 30 is disposed between the punching needle 29 and a bottom wall of the pushing cavity 28, a second rotating shaft 38 is rotatably disposed between the pushing cavity 28 and a belt cavity 35 disposed in the machine body 10, a cam 27 is fixedly disposed at a tail end of the second rotating shaft 38 in the pushing cavity 28, a first pulley 37 is fixedly disposed at a tail end of the second rotating shaft 38 in the belt cavity 35, a third spline shaft 55 is rotatably disposed between the second transmission cavity 26 and the belt cavity 35, a fourth bevel gear 14 engaged with a third bevel gear 25 fixedly disposed on an outer surface of the threaded sleeve 11 is fixedly disposed at a tail end of the third spline shaft 55 in the second transmission cavity 26, a second belt wheel 54 is fixedly arranged on the outer surface of the third spline shaft 55 in the belt cavity 35, and the second belt wheel 54 is in transmission fit connection with the first belt wheel 37 through a belt 36.
Beneficially, a sliding cavity 57 is disposed between the winding cavity 50 and the belt cavity 35, a sliding block 58 is disposed in the sliding cavity 57 and is slidable back and forth, an output shaft of a second motor 59 fixedly disposed in the sliding block 58 extends to the front and back sides, and a third spline housing 56 is fixedly disposed at the end, the third spline housing 56 at the front side is in spline connection with the second spline shaft 60, the third spline housing 56 at the rear side is in spline connection with the third spline shaft 55, a second sliding groove 52 is disposed between the sliding cavity 57 and the rotating cavity 18 in communication, a rack 53 fixedly connected with a front side end wall of the sliding block 58 is slidably disposed in the second sliding groove 52, and the rack 53 is engaged with the gear 19.
The fixing and connecting method in this embodiment includes, but is not limited to, bolting, welding, and the like.
Sequence of mechanical actions of the whole device:
when the device of the present invention is operated, the second motor 59 is started to drive the third spline housing 56 to rotate, so as to drive the second spline shaft 60 to rotate, so as to drive the winding wheel 51 to rotate the winding wire 23, so as to drive the carriage 15 on the right side to move leftwards, when the distance between the left and right carriages 15 is equal to the length of the leather to be punched, the side of the leather to be punched is placed between the upper and lower sets of holding rods 44 in the holding cavity 33, at this time, the first motor 17 is started to drive the first spline shaft 21 to rotate, the first spline shaft 21 rotates to drive the second spline housing 48 to rotate, so as to drive the first bevel gear 39 to rotate, thereby driving the second bevel gear 46 to rotate, thereby driving the worm 43 to rotate, thereby driving the upper and lower worm gears 42 to rotate, thereby driving the upper and lower sets of holding rods 44 to move towards the edge of the leather to be punched, when the first spline shaft 21 rotates, the first spline housing 16 is driven to rotate, so that the gear 19 is driven to rotate, so that the rack 53 is driven to move backwards, so that the sliding block 58 is driven to move backwards, so that the third spline housing 56 on the rear side is driven to be in spline connection with the third spline shaft 55, at this time, the third spline housing 56 on the front side is separated from the second spline shaft 60, at this time, the right-side sliding frame 15 is driven to move rightwards under the action of the first spring 22, so that the clamped leather is tensioned, at this time, the second motor 59 is started to drive the third spline housing 56 to rotate, so that the third spline shaft 55 is driven to rotate, so that the fourth bevel gear 14 is driven to rotate, so that the third bevel gear 25 is driven to rotate, so that the threaded sleeve 11 is driven to rotate, so that the threaded rod 13 is driven to drive the sliding frame 15 to move leftwards, meanwhile, the third spline shaft 55 drives the second belt pulley 54 to rotate, so as to drive the first belt pulley 37 to rotate, so as to drive the cam 27 to rotate and push the perforating needle 29 to move downwards to perforate the leather, the sliding frame 15 continuously moves leftwards to drive the clamped leather to move leftwards, and meanwhile, the perforating needle 29 moves upwards and downwards to perforate the leather.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (4)
1. The utility model provides a be used for leather suture hole perforating device, includes the fuselage and set up in the carriage of the fuselage left and right sides, its characterized in that: a through hole cavity is arranged in the front side end wall of the machine body, a rotating cavity is arranged in the through hole cavity and the thick end wall, a first spline sleeve is rotatably arranged in the rotating cavity, a first spline hole which is communicated from left to right is arranged in the first spline sleeve, a clamping cavity is arranged in the front side end wall of the sliding frame, a first transmission cavity is arranged in the rear side end wall of the clamping cavity, a second spline sleeve is rotatably arranged in the first transmission cavity, a second spline hole is communicated from left to right in the second spline sleeve, a first motor is fixedly arranged on the left side end wall of the sliding frame on the left side, a first spline shaft which is in power connection with the first motor is in spline connection with the first spline hole and the second spline hole, a clamping device for clamping leather is arranged between the clamping cavity and the first transmission cavity, and a winding cavity is arranged on the rear side of the rotating cavity, a sliding cavity is arranged at the rear side of the winding cavity, a second spline shaft is rotatably arranged between the sliding cavity and the winding cavity, a winding wheel is fixedly arranged at the tail end of the second spline shaft in the winding cavity, a pull wire with the tail end fixedly connected with the sliding frame at the right side is wound on the outer surface of the winding wheel, a first spring surrounding the first spline shaft is arranged between the sliding frame at the right side and the machine body, a second transmission cavity is arranged in the end wall at the rear side of the machine body, a threaded sleeve is rotatably arranged in the second transmission cavity, a threaded hole which is communicated with the left side and the right side is arranged in the threaded sleeve, a threaded rod is connected in the threaded hole in a threaded manner, the left side of the threaded rod is fixedly connected with the sliding frame at the left side, a through hole which is arranged in the sliding frame at the right side is penetrated through the right, thereby perforating the leather held by the holding device.
2. A perforation device for leather stitching holes, according to claim 1, characterized in that: the clamping device comprises bilaterally symmetrical swinging cavities, wherein openings are arranged forwards in the rear side end wall of the clamping cavity, a worm wheel cavity is arranged between the left swinging cavity and the right swinging cavity, the front side of the first transmission cavity is provided with a worm wheel cavity, the left swinging cavity and the right swinging cavity are provided with two first rotating shafts which are symmetrical up and down, the tail ends of the first rotating shafts in the swinging cavities are fixedly provided with clamping rods, the outer surface of the first rotating shafts in the worm wheel cavity is fixedly provided with a worm wheel, the worm wheel cavity and the first transmission cavity are rotatably provided with two worms which are meshed with the upper worm wheel and the lower worm wheel, and the tail ends of the worms in the first transmission cavity are fixedly provided with second bevel gears which are meshed with first bevel gears fixedly arranged on the outer surface of the second spline sleeve.
3. A perforation device for leather stitching holes, according to claim 1, characterized in that: the perforating device comprises a pushing cavity arranged in the top wall of the perforating cavity, a first sliding groove is communicated and arranged between the pushing cavity and the perforating cavity, a perforating needle for perforating is slidably arranged in the first sliding groove, a second spring is arranged between the perforating needle and the bottom wall of the pushing cavity, a second rotating shaft is rotatably arranged between the pushing cavity and a belt cavity arranged in the machine body, a cam is fixedly arranged at the tail end of the second rotating shaft in the pushing cavity, a first belt wheel is fixedly arranged at the tail end of the second rotating shaft in the belt cavity, a third spline shaft is rotatably arranged between the second transmission cavity and the belt cavity, a fourth bevel gear meshed with a third bevel gear fixedly arranged on the outer surface of the threaded sleeve is fixedly arranged at the tail end of the third spline shaft in the second transmission cavity, and a second belt wheel is fixedly arranged on the outer surface of the third spline shaft in the belt cavity, the second belt wheel is connected with the first belt wheel in a transmission fit mode through a belt.
4. A perforation device for leather stitching holes, according to claim 1, characterized in that: wire winding chamber with be provided with the slip chamber between the belt chamber, gliding the sliding block that is provided with around in the slip chamber, the second motor output shaft of the internal fixed setting of sliding block extends and the end is fixed to be provided with the third spline housing around to both sides, the front side the third spline housing with second spline shaft splined connection, the rear side the third spline housing can with third spline shaft splined connection, the slip chamber with it is provided with the second sliding tray to rotate the intercommunication between the chamber, slidable be provided with in the second sliding tray with side wall fixed connection's rack before the sliding block, the rack with gear engagement.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010177821.8A CN111254236B (en) | 2020-03-13 | 2020-03-13 | Be used for leather suture hole perforating device |
| JP2020113666A JP2021147603A (en) | 2020-03-13 | 2020-07-01 | Sewing hole boring device for leather |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010177821.8A CN111254236B (en) | 2020-03-13 | 2020-03-13 | Be used for leather suture hole perforating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111254236A true CN111254236A (en) | 2020-06-09 |
| CN111254236B CN111254236B (en) | 2020-11-24 |
Family
ID=70951469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010177821.8A Active CN111254236B (en) | 2020-03-13 | 2020-03-13 | Be used for leather suture hole perforating device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2021147603A (en) |
| CN (1) | CN111254236B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110171210A (en) * | 2019-06-20 | 2019-08-27 | 佛山市拓昕包装有限公司 | A kind of paper lace automatic printing equipment |
| CN110435221A (en) * | 2019-03-08 | 2019-11-12 | 缙云县云淡包装有限公司 | A kind of packaging bag conveniently taken |
| CN110778207A (en) * | 2019-11-19 | 2020-02-11 | 何树琼 | Cable support frame erecting device |
-
2020
- 2020-03-13 CN CN202010177821.8A patent/CN111254236B/en active Active
- 2020-07-01 JP JP2020113666A patent/JP2021147603A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110435221A (en) * | 2019-03-08 | 2019-11-12 | 缙云县云淡包装有限公司 | A kind of packaging bag conveniently taken |
| CN110171210A (en) * | 2019-06-20 | 2019-08-27 | 佛山市拓昕包装有限公司 | A kind of paper lace automatic printing equipment |
| CN110778207A (en) * | 2019-11-19 | 2020-02-11 | 何树琼 | Cable support frame erecting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111254236B (en) | 2020-11-24 |
| JP2021147603A (en) | 2021-09-27 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20201104 Address after: 314400 no.28-1 Shijing Road, Haining Economic Development Zone, Jiaxing City, Zhejiang Province Applicant after: OUMENG DRESS Co.,Ltd. Address before: Room 2745, 3108 Fengzhe Highway, Qingcun Town, Fengxian District, Shanghai, 201400 Applicant before: Shanghai Zhuohuan Garment Co.,Ltd. |
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Effective date of registration: 20221228 Address after: 276800 shenganton Food Industrial Park, antonwei street, Lanshan, Rizhao City, Shandong Province Patentee after: Industry university research community (Shandong) scientific and technological achievements transformation Co.,Ltd. Address before: No. 28-1, Shijing Road, Haining Economic Development Zone, Jiaxing, Zhejiang 314400 Patentee before: OUMENG DRESS CO.,LTD. |
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| TR01 | Transfer of patent right |