CN108819211B - Elastic leather sheath expanding mechanism - Google Patents
Elastic leather sheath expanding mechanism Download PDFInfo
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- CN108819211B CN108819211B CN201810542681.2A CN201810542681A CN108819211B CN 108819211 B CN108819211 B CN 108819211B CN 201810542681 A CN201810542681 A CN 201810542681A CN 108819211 B CN108819211 B CN 108819211B
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- sliding block
- sliding
- grooves
- disc
- leather sheath
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
- B29C63/18—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor using tubular layers or sheathings
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Treatment And Processing Of Natural Fur Or Leather (AREA)
Abstract
The invention provides an elastic leather sheath expanding mechanism, which comprises: the device comprises a moving disc, a plurality of sliding grooves are uniformly distributed on the moving disc around the central axis of the moving disc, a sliding block matched with the sliding grooves is arranged in each sliding groove, and an expansion needle is fixedly arranged at one inward end of each sliding block; a pushing assembly for pushing the sliding block to enable the sliding block to slide inwards/outwards along the sliding groove. The elastic leather sheath expanding mechanism provided by the invention can automatically expand the inner diameter of the leather sheath, saves manpower and time, and has simple and reasonable structure and low cost.
Description
Technical Field
The invention relates to leather sheath assembling equipment, in particular to an elastic leather sheath expanding mechanism.
Background
Before a finished product is produced, a workpiece 2-leather sheath needs to be sleeved on the outer side of a workpiece 1-plastic ring, the leather sheath is a rubber product and has certain elasticity, so that the workpiece 1 is protected, and because the inner diameter of the leather sheath is smaller than or equal to the outer diameter of the workpiece 1 in a conventional state, assembly cannot be realized, the leather sheath is expanded and then assembled on the workpiece 1 in a common method, however, the existing leather sheath assembly equipment has a complex structure and high cost, so that how to improve a leather sheath assembly device with a simple and reasonable structure and low cost becomes a technical problem to be solved urgently in the industry.
Disclosure of Invention
The invention aims to provide an elastic leather sheath expanding mechanism to overcome the defects of the prior art.
In order to achieve the purpose, the technical scheme of the invention is as follows:
the embodiment of the invention discloses an elastic leather sheath expanding mechanism, which is characterized by comprising:
the device comprises a moving disc, a plurality of sliding grooves are uniformly distributed on the moving disc around the central axis of the moving disc, a sliding block matched with the sliding grooves is arranged in each sliding groove, and an expansion needle is fixedly arranged at one inward end of each sliding block;
the pushing assembly is used for pushing the sliding block to enable the sliding block to slide inwards/outwards along the sliding groove;
the workpiece tray is used for placing a workpiece, a plurality of avoiding grooves which are the same as the sliding grooves are formed in the workpiece tray, and the expansion needles penetrate through the avoiding grooves.
As one preferable scheme of the invention, the pushing assembly comprises a spiral disc and a rotary cylinder connected with the bottom end face of the spiral disc, an archimedes spiral line groove is formed in the spiral disc, and the sliding block is connected with the archimedes spiral line groove in a sliding mode.
Preferably, a positioning column is arranged on the bottom end face of each sliding block, a bearing is sleeved on each positioning column, and each bearing is arranged in the corresponding archimedean spiral line groove and slides in the corresponding archimedean spiral line groove.
As one of the preferable schemes of the present invention, the elastic leather sheath expanding mechanism further comprises a work table and a hollow bearing seat fixedly arranged on the tabletop of the work table, the movable disc is fixedly arranged above the bearing seat, the spiral disc is embedded in the bearing seat, and the rotary cylinder is enclosed in the bearing seat and fixedly arranged on the tabletop of the work table. As one of the preferable schemes of the present invention, both sides of the sliding block are provided with grooves so that the cross section thereof is i-shaped, both inner side walls of the sliding groove are respectively provided with a projection matched with the groove, the sliding block is arranged in the sliding groove, and the sliding block are matched through the grooves and the projections.
As one preferable aspect of the present invention, the sliding block is higher than the upper surface of the moving plate.
As one preferable scheme of the invention, eight sliding grooves are uniformly distributed on the moving disc along the central axis of the moving disc.
Compared with the prior art, the invention has the advantages that:
the elastic leather sheath expanding mechanism provided by the invention can automatically expand the inner diameter of the leather sheath, saves manpower and time, and has simple and reasonable structure and low cost.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below.
FIG. 1 is a schematic structural view of an elastic leather sheath expanding mechanism according to a preferred embodiment of the present invention;
FIG. 2 is a schematic structural view of an elastic leather sheath expanding mechanism and an assembling mechanism according to a preferred embodiment of the present invention;
fig. 3 is a schematic structural view of an elastic leather sheath expanding mechanism disclosed in a preferred embodiment of the invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-3, a preferred embodiment of the present invention discloses a leather sheath assembling device including an elastic leather sheath expanding mechanism, the leather sheath assembling device including:
a work table 1;
the feeding mechanism 2 is used for conveying a workpiece of the leather sheath to be assembled to a set position, and the feeding mechanism 2 comprises a vibration disc 21 arranged above the working table 1 and a conveying groove 22 communicated with the vibration disc 21;
elasticity leather sheath expanding mechanism, elasticity leather sheath expanding mechanism are located feeding mechanism 2's side, and elasticity leather sheath expanding mechanism is used for assembling the leather sheath to the work piece, and wherein, elasticity leather sheath expanding mechanism 3 includes:
a hollow bearing seat 39 fixedly arranged on the tabletop of the working table 1;
the movable disc 31 is fixedly arranged above the bearing seat 39, eight sliding grooves 311 are uniformly distributed on the movable disc 31 around the central axis of the movable disc 31, a sliding block 38 matched with each sliding groove 311 is arranged in each sliding groove 311, an inward end of each sliding block 38 is fixedly provided with an expansion needle 33, and each sliding block 38 is higher than the upper surface of the movable disc 31;
the pushing component is used for pushing the sliding block 38 to enable the sliding block 38 to slide inwards/outwards along the sliding groove 311, wherein the pushing component comprises a spiral disc 34 embedded in the bearing seat 39 and a rotary cylinder 32 connected with the bottom end face of the spiral disc 34, an archimedes spiral line groove 341 is formed in the spiral disc 34, a positioning column (not shown in the figure) is arranged on the bottom end face of each sliding block 38, a bearing (not shown in the figure) is sleeved on the positioning column, the bearing is arranged in the archimedes spiral line groove 341 and slides in the archimedes spiral line groove 341, and the rotary cylinder 32 is enclosed in the bearing seat 39 and fixedly arranged on the tabletop of the working table 1;
an assembly mechanism, the assembly mechanism comprising:
the workpiece tray 35 is used for placing a workpiece, eight avoidance grooves 351 are uniformly distributed on the workpiece tray 35 around the central axis of the workpiece tray, the expansion needle 33 penetrates through the avoidance grooves 351, and a central positioning column 352 for positioning the workpiece is fixedly arranged at the central position above the workpiece tray 35;
the bottom of the workpiece tray 35 is connected with the lifting assembly, the lifting assembly drives the workpiece tray 35 to be higher than the expansion needle 33 or to be attached to the sliding block 38, the lifting assembly comprises a lifting cylinder 36, and a piston rod of the lifting cylinder 36 penetrates through the centers of the rotary cylinder 32 and the moving disc 31 to be fixedly connected with the bottom end of the workpiece tray 35.
Preferably, the two sides of the sliding block 38 are provided with grooves 381 so that the cross section of the sliding block is i-shaped, the two inner side walls of the sliding groove 311 are respectively provided with a convex block 3111 matched with the grooves 381, the sliding block 38 is arranged in the sliding groove 311, and the two sliding blocks are matched with each other through the grooves 381 and the convex blocks 3111.
Preferably, a sensor 37 is fixedly arranged on the moving plate 31 through a bracket, the sensor 37 is used for detecting the workpiece of the assembled leather sheath, and the position of the sensor 37 is higher than the position of the workpiece tray 35 pushed to the highest point by the lifting component.
Preferably, to achieve a higher level of automation, the elastic bellows expansion mechanism may further include a robotic arm for moving the workpieces in the conveying trough 22 onto the workpiece pallet 35 and/or moving the assembled workpieces on the workpiece pallet 35 to a set position (e.g., a collection frame or other station).
When the leather sheath assembling device provided by the preferred embodiment of the invention works, the leather sheath is placed on the workpiece tray 35 (at the moment, the workpiece tray 35 is attached to the sliding block 38), the rotary cylinder 32 rotates to drive the spiral disc 34 to rotate, the bearing moves in the Archimedes spiral groove 341, so that the sliding block 38 is driven to move outwards along the sliding groove 311, namely the eight expanding needles 33 move outwards, so that the inner diameter of the leather sheath is expanded, and when the inner diameter of the leather sheath is larger than the outer diameter of the workpiece (plastic ring), the rotary cylinder 32 stops acting, and the workpiece is placed on the workpiece tray 35 and is positioned in the leather sheath; then, the lifting cylinder 36 acts to jack the workpiece tray 35 to be higher than the expansion needle 33, and the leather sheath is separated from the constraint of the expansion needle 33 and is wrapped on the workpiece; the sensor 37 senses the workpiece with the leather sheath assembled and the workpiece is removed by a robot arm or manually.
Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. An elastic leather sheath expanding mechanism is characterized by comprising:
the device comprises a moving disc, a plurality of sliding grooves are uniformly distributed on the moving disc around the central axis of the moving disc, a sliding block matched with the sliding grooves is arranged in each sliding groove, and an expansion needle is fixedly arranged at one inward end of each sliding block;
the pushing assembly is used for pushing the sliding block to enable the sliding block to slide inwards/outwards along the sliding groove;
the workpiece tray is used for placing a workpiece, a plurality of avoiding grooves which are the same as the sliding grooves are formed in the workpiece tray, and the expansion needles penetrate through the avoiding grooves;
the pushing assembly comprises a spiral disc and a rotating cylinder connected with the bottom end face of the spiral disc, an Archimedes spiral line groove is formed in the spiral disc, and the sliding block is connected with the Archimedes spiral line groove in a sliding mode;
and the bottom end surface of each sliding block is provided with a positioning column, a bearing is sleeved on the positioning column, and the bearing is arranged in the Archimedes spiral line groove and slides in the Archimedes spiral line groove.
2. The elastic holster expansion mechanism of claim 1, further comprising: the elastic leather sheath expanding mechanism further comprises a working table and a hollow bearing seat fixedly arranged on the tabletop of the working table, the movable disc is fixedly arranged above the bearing seat, the spiral disc is embedded in the bearing seat, and the rotary cylinder is enclosed in the bearing seat and fixedly arranged on the tabletop of the working table.
3. The elastic holster expansion mechanism of claim 1, further comprising: the two sides of the sliding block are provided with grooves so that the cross section of the sliding block is I-shaped, the two inner side walls of the sliding groove are respectively provided with a convex block matched with the grooves, the sliding block is arranged in the sliding groove, and the sliding block are matched through the grooves and the convex blocks.
4. The elastic holster expansion mechanism of claim 1, further comprising: the sliding block is higher than the upper surface of the moving disc.
5. The elastic holster expansion mechanism of claim 1, further comprising: eight sliding grooves are uniformly distributed on the movable disc along the central axis of the movable disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810542681.2A CN108819211B (en) | 2018-05-30 | 2018-05-30 | Elastic leather sheath expanding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810542681.2A CN108819211B (en) | 2018-05-30 | 2018-05-30 | Elastic leather sheath expanding mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108819211A CN108819211A (en) | 2018-11-16 |
| CN108819211B true CN108819211B (en) | 2020-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810542681.2A Active CN108819211B (en) | 2018-05-30 | 2018-05-30 | Elastic leather sheath expanding mechanism |
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| CN (1) | CN108819211B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112936173B (en) * | 2021-02-04 | 2023-08-29 | 同济大学 | Auxiliary installation tool for split type gasket elastic fixing ring |
| CN115095624B (en) * | 2022-06-16 | 2023-09-22 | 哈尔滨工程大学 | Elastic device, control method, vibration absorber, vibration isolator and vibration energy collector |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5338486A (en) * | 1976-09-17 | 1978-04-08 | Fuji Seal Ind Co Ltd | Method of and apparatus for fitting heat shrinkable film cylinder into vessels |
| JP2008185155A (en) * | 2007-01-30 | 2008-08-14 | Tokai Rubber Ind Ltd | Dust cover and its mounting structure |
| CN203185248U (en) * | 2013-01-29 | 2013-09-11 | 吕燕超 | Opening device |
| CN204908250U (en) * | 2015-08-25 | 2015-12-30 | 山东蓝天首饰有限公司 | Bracelet tensioning cover |
| CN108016049B (en) * | 2018-01-03 | 2024-03-19 | 苏州托克斯冲压设备有限公司 | Multi-claw synchronous dust cover assembly device |
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| CN108819211A (en) | 2018-11-16 |
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Effective date of registration: 20200929 Address after: 322000 1st floor, No.1-2, building 9, Beiyuan business district, Beiyuan street, Yiwu City, Jinhua City, Zhejiang Province Applicant after: Zhejiang Jinguo Intellectual Property Co.,Ltd. Address before: 215000 1821, room 5, Feng Hui Business Plaza, 129 Ju Yuan Road, Xiangcheng District, Suzhou, Jiangsu. Applicant before: SUZHOU FEILISI INTELLIGENT TECHNOLOGY Co.,Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Elastic leather cover expansion mechanism Effective date of registration: 20211222 Granted publication date: 20201027 Pledgee: Zhejiang Yiwu Rural Commercial Bank Co.,Ltd. Pledgor: Zhejiang Jinguo Intellectual Property Co.,Ltd. Registration number: Y2021330002594 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230915 Granted publication date: 20201027 Pledgee: Zhejiang Yiwu Rural Commercial Bank Co.,Ltd. Pledgor: Zhejiang Jinguo Intellectual Property Co.,Ltd. Registration number: Y2021330002594 |