CN108078076B - Smoothing structure of vamp trimmer - Google Patents
Smoothing structure of vamp trimmer Download PDFInfo
- Publication number
- CN108078076B CN108078076B CN201711054915.0A CN201711054915A CN108078076B CN 108078076 B CN108078076 B CN 108078076B CN 201711054915 A CN201711054915 A CN 201711054915A CN 108078076 B CN108078076 B CN 108078076B
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- Prior art keywords
- hole
- pressing die
- fixing
- vibration generator
- spring
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- Expired - Fee Related
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Classifications
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43D—MACHINES, TOOLS, EQUIPMENT OR METHODS FOR MANUFACTURING OR REPAIRING FOOTWEAR
- A43D11/00—Machines for preliminary treatment or assembling of upper-parts, counters, or insoles on their lasts preparatory to the pulling-over or lasting operations; Applying or removing protective coverings
- A43D11/04—Machines for seam-pressing or flattening shoe parts, quarters, or the like
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F7/00—Vibration-dampers; Shock-absorbers
- F16F7/08—Vibration-dampers; Shock-absorbers with friction surfaces rectilinearly movable along each other
- F16F7/09—Vibration-dampers; Shock-absorbers with friction surfaces rectilinearly movable along each other in dampers of the cylinder-and-piston type
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
- Fluid-Damping Devices (AREA)
Abstract
The invention discloses a smoothing structure of a vamp shaping machine, which comprises a workbench and a shaping mechanism for shaping a vamp, wherein the shaping mechanism is arranged on the workbench and comprises a vibration generator, an upper pressing die, a lower pressing die, a cylinder, a shock absorber and a support frame, the lower pressing die and the support frame are fixed on the workbench, and the cylinder is fixed on the support frame and is positioned right above the lower pressing die. When the upper pressing die is in contact with the vamp, the vibration generator vibrates the vamp to flatten wrinkles on the vamp. Through the setting of vibration generator, shake the fold on the flat vamp, improve the shaping quality of vamp. The vibration generator emits vibration, the vibration is transmitted to other parts while the upper pressing die vibrates, the vibration is absorbed through the shock absorber, the vibration of the vibration generator to parts except the upper pressing die is reduced, and the service lives of other parts are prolonged.
Description
Technical Field
The invention relates to shoe and garment production equipment, in particular to a smoothing structure of a vamp shaping machine.
Background
In the shoe manufacturing industry, the shaping of the upper is often performed only by an upper shaping machine, and the existing shaping machine presses the upper placed on a lower die through a high-temperature upper die, so that the upper takes a certain shape. However, when the shoe upper has wrinkles, the wrinkles are left on the shoe upper during pressing, which affects the beauty of the shoe upper, and the wrinkles are easily worn during daily wearing.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a shoe upper shaping machine which smoothes shoe uppers through vibration.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a smooth structure of vamp trimmer, includes the workstation and is used for the plastic mechanism of plastic vamp, the plastic mechanism sets up on the workstation, plastic mechanism includes vibration generator, go up the moulding-die, the bed die, the cylinder, bumper shock absorber and support frame, bed die and support frame are fixed on the workstation, the cylinder is fixed on the support frame and is located the bed die directly over, the bumper shock absorber is fixed on the catch bar of cylinder, vibration generator fixes on the bumper shock absorber, it fixes on vibration generator to go up the moulding-die.
As a further improvement of the invention, the shock absorber comprises a closed cylinder body, a shock absorption spring, a piston rod, a partition plate and a damping rod, wherein the cylinder body is connected with the vibration generator, the piston rod is connected with a pushing rod of the air cylinder, the partition plate is arranged in the cylinder body and divides the cylinder body into a first part and a second part, a first sliding hole is formed in the cylinder body, a second sliding hole and a through hole are formed in the partition plate, the piston rod is arranged in the first sliding hole and the second sliding hole in a sliding manner, the damping rod is arranged in the through hole in a sliding manner, two ends of the damping rod are provided with baffle plates for blocking the through hole, the shock absorption spring is arranged in the cylinder body, one end of the shock absorption spring is abutted against the cylinder body.
As a further improvement of the invention, the support frame comprises three concave side plates which are vertically arranged on the workbench and a top plate which is horizontally arranged at one end of the side plates opposite to the workbench, the side plates are provided with slide rails which extend along the vertical direction, the top plate is provided with slide grooves, the slide rails are arranged in the slide grooves in a sliding manner, the side plates are provided with fixing mechanisms for fixing the top plate, the fixing mechanisms comprise racks, first springs and levers, the top plate is provided with fixing teeth, the side plates are provided with first mounting grooves, the bottoms of the first mounting grooves are provided with through holes for the racks to pass through, the levers are hinged in the first mounting grooves, the racks are fixed at one ends of the levers, the first springs are arranged in the first mounting grooves, one ends of the first springs are abutted against one ends of the levers which are opposite to the racks, the other ends of the first mounting grooves are abutted against the bottoms of the first, thereby securing the top panel to the side panels.
As a further improvement of the invention, the vibration generator comprises a shell and an eccentric ball, the upper part of the shell is connected with the cylinder, the lower part of the shell is connected with the upper pressing die, a circular rolling cavity for the ball to roll is arranged in the shell, an air inlet and an air outlet are arranged on the shell, the air inlet direction of the air inlet and the air outlet direction of the air outlet are tangent to the excircle of the rolling cavity, so that the ball is pushed to roll in the rolling cavity when being connected with an air source.
As a further improvement of the invention, the upper pressing die comprises a connecting block and a forming block which are fixed with each other, a fixing structure for fixing the connecting block is arranged on the vibration generator, the fixing structure comprises a second spring, a fixing block and a poking block, a positioning hole for embedding the connecting block is formed in the vibration generator, a second mounting groove is formed in the side wall of the positioning hole, a fixing hole is formed in the connecting block, the fixing block is arranged in the second mounting groove in a sliding mode, the second spring is arranged in the second mounting groove, one end of the second spring is abutted against the groove bottom of the second mounting groove, the other end of the second spring is abutted against the fixing block, the fixing block is pushed to slide towards the connecting block, when the fixing hole slides to the position of the fixing block, the fixing block is partially embedded into the fixing hole, the connecting block is locked with the vibration generator, a poking hole.
As a further improvement of the invention, the lower pressing die is provided with an adsorption structure for adsorbing the vamp, the adsorption structure comprises an air pump, the lower pressing die is provided with an air cavity, the upper surface of the lower pressing die is provided with an air suction hole communicated with the air cavity, the lower pressing die is provided with a connecting port connected with the air cavity, and the air pump is connected with the connecting port.
The shoe upper shaping device has the advantages that when the shoe upper is shaped, an operator places the shoe upper on the lower pressing die, then the device is started, the air cylinder pushes the upper pressing die to move towards the lower pressing die, the vibration generator vibrates the upper pressing die, when the upper pressing die is contacted with the shoe upper, the shoe upper is vibrated, wrinkles on the shoe upper are flattened, then the upper pressing die and the lower pressing die are compacted, and the shoe upper is shaped by pressing. Through the setting of vibration generator, shake the fold on the flat vamp, improve the shaping quality of vamp. The vibration generator emits vibration, the vibration is transmitted to other parts while the upper pressing die vibrates, the vibration is absorbed through the shock absorber, the vibration of the vibration generator to parts except the upper pressing die is reduced, and the service lives of other parts are prolonged.
Drawings
FIG. 1 is an overall block diagram of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at the reference point;
FIG. 4 is a block diagram of a vibration generator, a damper and an upper die;
fig. 5 is an enlarged view of a portion of fig. 4 at the reference point.
Detailed Description
The invention will be further described in detail with reference to the following examples, which are given in the accompanying drawings.
Referring to fig. 1 to 5, the smoothing structure of a shoe upper shaping machine of the present embodiment includes a workbench 1 and a shaping mechanism 2 for shaping shoe upper, the shaping mechanism 2 is disposed on the workbench 1, the shaping mechanism 2 includes a vibration generator 21, an upper pressing die 22, a lower pressing die 25, a cylinder 23, a damper 27 and a support frame 24, the lower pressing die 25 and the support frame 24 are fixed on the workbench 1, the cylinder 23 is fixed on the support frame 24 and located right above the lower pressing die 25, the damper 27 is fixed on a push rod of the cylinder 23, the vibration generator 21 is fixed on the damper 27, and the upper pressing die 22 is fixed on the vibration generator 21.
When the operator puts the shoe upper on the lower die 25 during the shaping of the shoe upper, then the apparatus is started, the air cylinder 23 pushes the upper die 22 to move towards the lower die 25, the vibration generator 21 vibrates the upper die 22, so that the upper die 22 vibrates the shoe upper when contacting with the shoe upper, folds on the shoe upper are flattened, and then the upper die 22 is compacted with the lower die 25, and the shoe upper is formed by pressing. Through the arrangement of the vibration generator 21, the folds on the vamp are vibrated flat, and the forming quality of the vamp is improved. The vibration generator 21 generates vibration, the vibration is transmitted to other parts while vibrating the upper die 22, the vibration is absorbed by the damper 27, the vibration of the vibration generator 21 to parts other than the upper die 22 is reduced, and the service life of other parts is prolonged.
As a modified specific embodiment, the damper 27 includes a closed cylinder 51, a damping spring 52, a piston rod 53, a partition plate 54 and a damping rod 55, the cylinder 51 is connected to the vibration generator 21, the piston rod 53 is connected to a push rod of the air cylinder 23, the partition plate 54 is disposed in the cylinder 51 to partition the cylinder 51 into a first portion and a second portion, the cylinder 51 is provided with a first slide hole 56, the partition plate 54 is provided with a second slide hole 57 and a through hole 58, the piston rod 53 is slidably disposed in the first slide hole 56 and the second slide hole 57, the damping rod 55 is slidably disposed in the through hole 58, two ends of the damping rod 55 are provided with a baffle 59 for blocking the through hole, the damping spring 52 is disposed in the cylinder 51, one end of the damping spring is abutted to the cylinder 51, the other end of the damping spring is abutted to the piston 53, and the damping spring 53 pushes the piston rod 53 to move in.
The vibration generator 21 generates vibration, the vibration is transmitted to other parts while vibrating the upper die 22, the vibration is absorbed by the damper 27, the vibration of the vibration generator 21 to parts other than the upper die 22 is reduced, and the service life of other parts is prolonged. When the vibration generator 21 generates vibration, the piston rod 53 is pushed to slide in the first sliding hole 56 and the second sliding hole 57, the first part air pressure and the second part air pressure are changed, the damping rod 55 is pushed to slide towards the first part or the second part in the through hole 58, the damping rod 55 rubs with the hole wall of the through hole 58 in the sliding process, the vibration energy is consumed, the vibration amplitude is reduced, the impact force borne by the parts is reduced, the parts are prevented from being damaged, the damping spring 52 stores and releases the sliding kinetic energy of the piston rod 53, the piston rod 53 reciprocates, the air pressures in the first part and the second part are enabled to alternately lift, the damping rod 55 is driven to reciprocate in the through hole 58, and the vibration amplitude is continuously reduced.
As an improved specific embodiment, the supporting frame 24 includes three concave side plates 241 vertically disposed on the workbench 1 and a top plate 242 horizontally disposed at an end of the side plate 241 opposite to the workbench 1, the side plate 241 is provided with a slide rail 26 extending along a vertical direction, the top plate 242 is provided with a slide slot, the slide rail 26 is slidably disposed in the slide slot, the side plate 241 is provided with a fixing mechanism for fixing the top plate 242, the fixing mechanism includes a rack 41, a first spring 42 and a lever 43, the top plate 242 is provided with a fixing tooth 46, the side plate 241 is provided with a first mounting slot 44, a through hole 45 for the rack 41 to pass through is formed at a slot bottom of the first mounting slot 44, the lever 43 is hinged in the first mounting slot 44, the rack 41 is fixed at one end of the lever 43, the first spring 42 is disposed in the first mounting slot 44, one end of the lever 43 is abutted against an end of the lever 43 opposite to the rack 41, and the other end, the rack 41 is pushed through the through hole 45 and moved toward the top plate 242, so that the rack 41 is engaged with the fixing teeth 46, thereby fixing the top plate 242 to the side plate 241.
When processing the vamp with different thickness, the operator pushes the lever 43 to move the rack 41 back to the top plate 242, so that the rack 41 is separated from the fixed teeth 46, the fixing of the top plate 242 is released, and then the top plate 242 is moved along the slide rail 26, so that the gap between the upper die and the lower die is suitable for the vamp to be processed. The operator then releases the lever 43 and the first spring 42 pushes the lever 43 back to engage the rack 41 with the fixed teeth 46, thereby fixing the top plate 242. The upper die is driven to move by the sliding of the top plate 242, and the distance between the upper die 22 and the lower die 25 is adjusted, so that the shoe upper die is suitable for shoe uppers with different thicknesses.
As a modified specific embodiment, the vibration generator 21 includes a housing 211 and an eccentric ball 212, the upper portion of the housing 211 is connected to the cylinder 23, the lower portion of the housing 221 is connected to the upper die 22, a circular rolling cavity 213 for the ball 212 to roll is provided in the housing 211, an air inlet 214 and an air outlet 215 are provided on the housing 211, an air inlet direction of the air inlet 214 and an air outlet direction of the air outlet 215 are tangential to an outer circle of the rolling cavity 213, so as to push the ball 212 to roll in the rolling cavity 213 when connected to an air source.
The air inlet 214 is connected with an air source, after the air source blows air towards the air inlet 214, the air flows along the annular surface of the rolling cavity 213, the ball 212 is pushed to roll along the annular surface of the rolling cavity 213, and the ball 212 is an eccentric ball 212, so that hammering with regular change is generated on the contact surface in the rolling process, the shell 211 vibrates, and the upper pressing die 22 vibrates. The invention generates vibration by rolling the eccentric ball 212 in the rolling cavity 213, and has simple and compact structure.
As an improved specific embodiment, the upper die 22 includes a connecting block 221 and a forming block 222 fixed to each other, a fixing structure for fixing the connecting block 221 is disposed on the vibration generator 21, the fixing structure includes a second spring 223, a fixing block 224 and a toggle block 225, a positioning hole 226 for the connecting block 221 to be inserted into is disposed on the vibration generator 21, a second mounting groove 227 is disposed on a side wall of the positioning hole 226, a fixing hole 228 is disposed on the connecting block 221, the fixing block 224 is slidably disposed in the second mounting groove 227, the second spring 223 is disposed in the second mounting groove 227, one end of the spring abuts against a groove bottom of the second mounting groove 227, the other end of the spring abuts against the fixing block 224, the fixing block 224 is pushed to slide towards the connecting block 221, when the fixing hole 228 slides to the position of the fixing block 224, the fixing block 224 is partially inserted into the fixing hole 228 to lock the connecting block 221 and the vibration generator 21, a toggle hole 229, the dial 225 is connected with the fixed block 224 and extends out of the dial hole 229.
When processing the shoes with different specifications, the operator pulls the toggle block 225 to enable the fixed block 224 to slide back to the fixed hole 228, the locking of the connecting block 221 is released, then the operator replaces the upper pressing die, a new upper pressing die is installed on the vibration generator 21, after the new upper pressing die is placed in place in the positioning hole 226, the operator releases the toggle block 225, the second spring 223 pushes the fixed block 224 to be embedded into the fixed hole 228, and the upper pressing die is installed on the vibration generator 21. In this embodiment, the operator only needs to dial the toggle block 225 to disassemble and assemble the upper pressing die 22 from the vibration generator 21, so that the operation is convenient, and the efficiency of replacing the upper pressing die 22 by the operator is improved.
As a modified specific implementation mode, the lower pressing die 25 is provided with an adsorption structure for adsorbing the shoe upper, the adsorption structure comprises an air pump 4, the lower pressing die 25 is provided with an air cavity, the upper surface of the lower pressing die 25 is provided with an air suction hole 252 communicated with the air cavity, the lower pressing die 25 is provided with a connecting port connected with the air cavity, and the air pump 4 is connected with the connecting port.
After the upper is placed on the lower pressing die 25, the upper cannot be attached to the lower pressing die 25 but partially tilts, and wrinkles are easily generated when the upper pressing die 22 is pressed down during pressing and shaping of the existing shaping machine. In this embodiment, through the arrangement of the adsorption structure, air in the air cavity is sucked by the air pump 4, and negative pressure is generated on the air suction holes 252, so that the upper is attached and adsorbed on the surface of the lower die 25. When the suppression, the vamp is according to the state press forming of placing, can not produce deformation in the suppression to effectively prevent that the vamp from producing the fold when the suppression plastic, improve the plastic quality.
The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (5)
1. The utility model provides a structure of pacifying of vamp trimmer which characterized in that: comprises a workbench (1) and a shaping mechanism (2) for shaping vamps, wherein the shaping mechanism (2) is arranged on the workbench (1), the shaping mechanism (2) comprises a vibration generator (21), an upper pressing die (22), a lower pressing die (25), a cylinder (23), a shock absorber (27) and a support frame (24), the lower pressing die (25) and the support frame (24) are fixed on the workbench (1), the cylinder (23) is fixed on the support frame (24) and positioned right above the lower pressing die (25), the shock absorber (27) is fixed on a push rod of the cylinder (23), the vibration generator (21) is fixed on the shock absorber (27), the upper pressing die (22) is fixed on the vibration generator (21), the shock absorber (27) comprises a closed cylinder body (51), a shock absorbing spring (52), a piston rod (53), a partition plate (54) and a damping rod (55), the cylinder body (51) is connected with the vibration generator (21), the piston rod (53) is connected with a push rod of the air cylinder (23), the partition plate (54) is arranged in the cylinder body (51) and divides the cylinder body (51) into a first part and a second part, the cylinder body (51) is provided with a first slide hole (56), the clapboard (54) is provided with a second slide hole (57) and a through hole (58), the piston rod (53) is arranged in the first sliding hole (56) and the second sliding hole (57) in a sliding way, the damping rod (55) is arranged in the through hole (58) in a sliding way, two ends of the damping rod (55) are provided with baffles (59) used for blocking the through hole, the damping spring (52) is arranged in the cylinder body (51), one end of the damping spring is abutted against the cylinder body (51), the other end of the damping spring is abutted against the piston rod (53), and the piston rod (53) is pushed to move towards the direction sliding out of the cylinder body (51).
2. The structure of claim 1, wherein: the support frame (24) comprises three side plates (241) which are vertically arranged on the workbench (1) in a concave shape and a top plate (242) which is horizontally arranged at one end of the side plates (241) and faces away from the workbench (1), slide rails (26) extending along the vertical direction are arranged on the side plates (241), sliding grooves are formed in the top plate (242), the slide rails (26) are arranged in the sliding grooves in a sliding mode, a fixing mechanism used for fixing the top plate (242) is arranged on the side plates (241), the fixing mechanism comprises a rack (41), a first spring (42) and a lever (43), fixed teeth (46) are arranged on the top plate (242), a first mounting groove (44) is formed in the side plates (241), a through hole (45) for the rack (41) to pass through is formed in the bottom of the first mounting groove (44), and the lever (43) is hinged in the first mounting groove (44), the rack (41) is fixed at one end of the lever (43), the first spring (42) is arranged in the first installation groove (44), one end of the first spring is propped against one end, back to the rack (41), of the lever (43), the other end of the first spring is propped against the groove bottom of the first installation groove (44), the rack (41) is pushed to penetrate through the through hole (45) and move towards the top plate (242), the rack (41) is meshed with the fixed teeth (46), and therefore the top plate (242) is fixed on the side plate (241).
3. The structure of claim 2, wherein: the vibration generator (21) comprises a shell (211) and eccentric balls (212), the upper portion of the shell (211) is connected with a cylinder (23), the lower portion of the shell (211) is connected with an upper pressing die (22), a circular rolling cavity (213) for the balls (212) to roll is arranged in the shell (211), an air inlet (214) and an air outlet (215) are arranged on the shell (211), the air inlet direction of the air inlet (214) and the air outlet direction of the air outlet (215) are tangent to the outer circle of the rolling cavity (213), and when the vibration generator is connected with an air source, the balls (212) are pushed to roll in the rolling cavity (213).
4. A smoothing structure of an upper trimmer according to claim 3, characterized in that: the upper pressing die (22) comprises a connecting block (221) and a forming block (222) which are fixed with each other, a fixing structure used for fixing the connecting block (221) is arranged on the vibration generator (21), the fixing structure comprises a second spring (223), a fixing block (224) and a toggle block (225), a positioning hole (226) for the connecting block (221) to be embedded is formed in the vibration generator (21), a second mounting groove (227) is formed in the side wall of the positioning hole (226), a fixing hole (228) is formed in the connecting block (221), the fixing block (224) is arranged in the second mounting groove (227) in a sliding mode, the second spring (223) is arranged in the second mounting groove (227), one end of the second spring is abutted against the groove bottom of the second mounting groove (227), the other end of the second spring is abutted against the fixing block (224), the fixing block (224) is pushed to slide towards the connecting block (221), and when the fixing hole (228) slides to the position of the fixing block (, the fixing block (224) is partially embedded into the fixing hole (228), the connecting block (221) is locked with the vibration generator (21), a toggle hole (229) is formed in the side wall of the second mounting groove (227), and the toggle block (225) is connected with the fixing block (224) and extends out of the toggle hole (229).
5. The smoothing structure of an upper trimmer according to claim 4, wherein: the shoe upper is characterized in that an adsorption structure used for sucking the shoe upper is arranged on the lower pressing die (25), the adsorption structure comprises an air pump (4), an air cavity is formed in the lower pressing die (25), an air suction hole (252) communicated with the air cavity is formed in the upper surface of the lower pressing die (25), a connecting port connected with the air cavity is formed in the lower pressing die (25), and the air pump (4) is connected with the connecting port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711054915.0A CN108078076B (en) | 2017-10-31 | 2017-10-31 | Smoothing structure of vamp trimmer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711054915.0A CN108078076B (en) | 2017-10-31 | 2017-10-31 | Smoothing structure of vamp trimmer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108078076A CN108078076A (en) | 2018-05-29 |
| CN108078076B true CN108078076B (en) | 2020-02-14 |
Family
ID=62171998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711054915.0A Expired - Fee Related CN108078076B (en) | 2017-10-31 | 2017-10-31 | Smoothing structure of vamp trimmer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108078076B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112545116A (en) * | 2020-11-13 | 2021-03-26 | 嘉兴菲玉电子科技有限公司 | Shaping equipment for vamp processing |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE7830431U1 (en) * | 1978-10-12 | 1979-05-10 | Albeko Schuhmaschinen Gmbh, 6000 Frankfurt | SEAM DRIVING AND TAPE APPLICATION MACHINE, ESPECIALLY FOR COMPRESSING AND SMOOTHING AND REINFORCING THE SEAM THROUGH AN ADHESIVE TAPE OF SHOE STEMS |
| CN2196909Y (en) * | 1994-03-17 | 1995-05-17 | 青岛胶南轻工机械厂 | HF vibration shoe-heel shaping apparatus |
| CN2392405Y (en) * | 1999-09-17 | 2000-08-23 | 洪高清 | Finishing machine for upper of shoes |
| CN2439208Y (en) * | 2000-08-23 | 2001-07-18 | 洪高清 | Novel machine for shaping instep |
| CN2513406Y (en) * | 2001-11-30 | 2002-10-02 | 洪高清 | Machine for smoothing shoe uppers |
-
2017
- 2017-10-31 CN CN201711054915.0A patent/CN108078076B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN108078076A (en) | 2018-05-29 |
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Granted publication date: 20200214 Termination date: 20201031 |