CN109793315B - Shoe last clamp for manufacturing middle and long boots - Google Patents
Shoe last clamp for manufacturing middle and long boots Download PDFInfo
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- CN109793315B CN109793315B CN201910080881.5A CN201910080881A CN109793315B CN 109793315 B CN109793315 B CN 109793315B CN 201910080881 A CN201910080881 A CN 201910080881A CN 109793315 B CN109793315 B CN 109793315B
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Abstract
The invention relates to the technical field of shoemaking, in particular to a shoe last clamp for manufacturing middle and long boots, which comprises a shell, clamping jaws and a linkage assembly, wherein the clamping jaws are arranged on the shell; the linkage assembly comprises an eccentric cam, a driving rod, a shifting fork, a rod end joint, a crank arm and a fixed seat; including the device that opens outward, the device that opens outward includes that first subassembly and second open the subassembly, and first subassembly that opens includes left push pedal, first piece and the first seat of adjusting of opening, second opens the subassembly and includes right push pedal, second piece and the second seat of adjusting of opening, and the actuating lever is equipped with left-handed external screw thread, and the actuating lever is equipped with right-handed external screw thread, and left push pedal is equipped with left-handed internal screw thread, and the bottom of right push pedal is equipped with right-handed internal screw thread. The shoe last clamping device can clamp and loosen the shoe last, and can prolong the length of the shoe last when clamping, so that the shoe last is convenient to sleeve in a middle-long semi-finished boot; the first opening assembly and the second opening assembly are outwards unfolded, so that the shoe barrel is unfolded smoothly, the hand is prevented from being stretched in, the cost is reduced, the manufacturing is convenient, and the efficiency is improved.
Description
Technical Field
The invention relates to the technical field of shoemaking, in particular to a shoe last clamp for manufacturing middle and long boots.
Background
The shoe making process involves several steps including making semi-finished shoe with mold, polishing, spraying glue, painting, drying, transporting, etc. In the process of manufacturing the middle-long boot, the leg of the boot needs to be spread, but the length of the existing shoe last cannot reach the length of the leg of the shoe, and the above-mentioned procedures cannot be performed, so that the shoe manufacturing is difficult.
Disclosure of Invention
The present invention addresses the problems of the prior art by providing a last clamp for use in the manufacture of middle boots.
The invention adopts the following technical scheme: a shoe last fixture for manufacturing middle and long boots comprises a shell, clamping jaws for clamping an external shoe last and a linkage assembly arranged on the shell, wherein the clamping jaws are arranged at the top end of the shell, and the linkage assembly is used for driving the clamping jaws to move; the linkage assembly comprises an eccentric cam, a driving rod, a shifting fork, a rod end joint, a crank arm and a fixed seat fixed on the shell, wherein the axis of the eccentric cam is connected with the driving rod, one end of the eccentric cam, which is far away from the axis, is hinged with the bottom of the shifting fork, the eccentric cam is used for driving the rod end joint to move, the top of the rod end joint is hinged with the bottom of the rod end joint, the top of the rod end joint is hinged with one end of the crank arm, the other end of the crank arm is hinged with the bottom end of the clamping jaw, and the middle end of the clamping jaw is used as a fulcrum to be rotationally connected with the fixed seat; the last anchor clamps for well boots are made still include the device that opens outward, the device that opens outward includes first subassembly and the second subassembly that opens, first subassembly that opens includes left push pedal, first piece and the first seat of adjusting of opening, first seat setting in the top of left push pedal is opened first piece and first seat swing joint of adjusting, the second piece of opening includes right push pedal, second piece and second seat of adjusting of opening, the second seat of adjusting sets up in the top of right push pedal, second piece and second seat swing joint of adjusting, left push pedal and right push pedal set up in the both sides of casing respectively, the actuating lever runs through left push pedal, casing and right push pedal, the actuating lever is connected with the casing rotation, the one end of actuating lever is equipped with left-hand external screw thread, the other end of actuating lever is equipped with right-hand external screw thread, the bottom of left push pedal is equipped with the left-hand internal screw thread that is used for left-hand external screw thread spiro union, the bottom of right push pedal is equipped with the right-hand internal screw thread that is used for right-hand external screw thread spiro union.
Further, one end of the rocker shaft is provided with a bent handle.
Further, the eccentric cam comprises a triangular part and an abutting part protruding out of the triangular part, the triangular part is hinged with the bottom of the shifting fork, the shell comprises a side plate, and the abutting part abuts against the side plate when the clamping jaw clamps.
Further, the driving rod is sleeved with the driving ring, the outer side of the driving ring is provided with protruding strips in a protruding mode, the inner ring of the eccentric cam is provided with avoiding grooves for accommodating the protruding strips, and when the protruding strips abut against the groove walls of the avoiding grooves, the driving rod drives the eccentric cam to rotate, and the width of the protruding strips is smaller than that of the avoiding grooves.
Further, an adjusting sleeve is arranged between the shifting fork and the rod end joint, the adjusting sleeve is in sliding connection with the top of the shifting fork, one end of the adjusting sleeve is connected with the bottom of the rod end joint, and the other end of the adjusting sleeve penetrates through the shifting fork and then is connected with a first limiting block.
Further, a second limiting block is arranged on the rod end joint; a reset spring is arranged between the second limiting block and the top of the adjusting sleeve; the reset spring is sleeved outside the adjusting sleeve.
Further, the number of the clamping jaws and the number of the crank arms are two; the two clamping jaws are symmetrically arranged on two sides of the fixing seat.
Furthermore, the fixing seat is provided with a last locating pin.
Further, the first adjusting seat is provided with a first screw rod, a first mounting hole seat and a first bearing, the first opening piece comprises a first mounting block, a first shoe cylinder supporting block and a first elastic balancing piece, the first mounting hole seat is fixed on the first adjusting seat, the first bearing is arranged on the first mounting hole seat, one end of the first screw rod protrudes out of the first adjusting seat and is rotationally connected with the first bearing, the other end of the first screw rod is in threaded connection with the first mounting block, and the first mounting block is connected with the first shoe cylinder supporting block through the first elastic balancing piece.
Further, the second adjusting seat is provided with a second screw rod, a second mounting hole seat and a second bearing, the second opening piece comprises a second mounting block, a second shoe cylinder supporting block and a second elastic balancing piece, the second mounting hole seat is fixed on the second adjusting seat, the second bearing is arranged on the second mounting hole seat, one end of the second screw rod protrudes out of the second adjusting seat and is rotationally connected with the second bearing, the other end of the second screw rod is in threaded connection with the second mounting block, and the second mounting block is connected with the second shoe cylinder supporting block through the second elastic balancing piece.
The invention has the beneficial effects that: according to the shoe tree clamping device, the clamping jaw, the eccentric cam, the driving rod, the shifting fork, the rod end joint, the crank arm and the fixing seat are arranged, so that the shoe tree can be clamped and loosened, the length of the shoe tree can be prolonged when the shoe tree is clamped, and the middle-long semi-finished boot can be sleeved conveniently; the first opening assembly and the second opening assembly are driven to open outwards through the control driving rod, so that the shoe barrel is unfolded smoothly, the semi-finished boot is convenient to polish, spray glue, spray paint, dry and the like, the hand is prevented from extending in, the cost is reduced, the manufacturing is convenient, and the efficiency is improved.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of the structure of the omitted side plate of the present invention.
Fig. 3 is a schematic view of an exploded structure of the present invention omitting the side panel.
Figure 4 is a cross-sectional view of the left push plate of the present invention.
The reference numerals are: 1-a housing; 2-clamping jaws; 3-eccentric cams; 4-driving rod; 5-shifting fork; 6-rod end joints; 7-rod end joints; 8-turning arms; 9-fixing seats; 10-left push plate; 11-a first adjustment seat; 12-right push plate; 13-a second adjustment seat; 14-a bent handle; 15-triangle; 16-an abutment; 17-side plates; 18-a drive ring; 19-convex strips; 20-avoiding grooves; 21-an adjusting sleeve; 22-a first limiting block; 23-a second limiting block; 24-a return spring; 25-a first screw; 26-a first mounting hole seat; 27-a first bearing; 28-a first mounting block; 29-a first shoe upper support block; 30-a second screw; 31-a second mounting hole seat; 32-a second bearing; 33-a second mounting block; 34-a second shoe sleeve support block; 35-a first groove; 36-a first screw hole block; 37-a second groove; 38-a second screw hole block; 39-a first elastic balancing member; 40-a second elastic balancing piece; 41-left-handed external threads; 42-right-handed external threads; 43-left-handed internal thread; 44-last alignment pins.
Detailed Description
The invention will be further described with reference to examples and drawings, to which reference is made, but which are not intended to limit the scope of the invention. The present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1 to 4, a shoe last fixture for manufacturing middle and long boots comprises a shell 1, clamping jaws 2 for clamping an external shoe last and a linkage assembly arranged on the shell 1, wherein the clamping jaws 2 are arranged at the top end of the shell 1, and the linkage assembly is used for driving the clamping jaws 2 to move; the linkage assembly comprises an eccentric cam 3, a driving rod 4, a shifting fork 5, a rod end joint 6, a rod end joint 7, a crank arm 8 and a fixed seat 9 fixed on the shell 1, wherein the axis of the eccentric cam 3 is connected with the driving rod 4, one end of the eccentric cam 3, which is far away from the axis, is hinged with the bottom of the shifting fork 5, the eccentric cam 3 is used for driving the rod end joint 6 to move through the shifting fork 5, the top of the rod end joint 6 is hinged with the bottom of the rod end joint 7, the top of the rod end joint 7 is hinged with one end of the crank arm 8, the other end of the crank arm 8 is hinged with the bottom end of the clamping jaw 2, and the middle end of the clamping jaw 2 is used as a fulcrum to be rotationally connected with the fixed seat 9; the last fixture for manufacturing the middle boot further comprises an outward opening device, the outward opening device comprises a first opening component and a second opening component, the first opening component comprises a left push plate 10, a first opening part and a first adjusting seat 11, the first adjusting seat 11 is arranged at the top of the left push plate 10, the first opening part is movably connected with the first adjusting seat 11, the second opening component comprises a right push plate 12, a second opening part and a second adjusting seat 13, the second adjusting seat 13 is arranged at the top of the right push plate 12, the second opening part is movably connected with the second adjusting seat 13, the left push plate 10 and the right push plate 12 are respectively arranged at two sides of the shell 1, a driving rod 4 penetrates through the left push plate 10, the shell 1 and the right push plate 12, the driving rod 4 is rotatably connected with the shell 1, one end of the driving rod 4 is provided with a left-handed external thread 41, the other end of the driving rod 4 is provided with a right-handed external thread 42, the bottom of the left push plate 10 is provided with a left-handed internal thread 43 for screwing the left-handed external thread 41, and the bottom of the right push plate 12 is provided with a right-handed internal thread for screwing the right-handed external thread 42. When it is desired to clamp the last, it is first necessary to open the jaws 2 and place the last on the shell 1; specifically, the driving rod 4 is rotated, so that the eccentric cam 3 is rotated, the shifting fork 5 is driven to move downwards, the rod end joint 6 is driven to move downwards, the rod end joint 7 and the crank arm 8 are further driven to move downwards, and the clamping jaw 2 is rotationally connected with the fixing seat 9, and the fixing seat 9 is fixed in the shell 1, so that when the rod end joint 7 moves downwards, the clamping jaw 2 can be driven to rotate along the fixing seat 9, and the clamping jaw 2 is opened; when the last is placed on the housing 1, only the driving rod 4 needs to be turned in the opposite direction, so that the clamping jaw 2 can clamp the last.
Specifically, when the first opening assembly and the second opening assembly are required to be opened outwards, the driving rod 4 is rotated, the left-hand external thread 41 is utilized to be in conflict with the left-hand internal thread 43 for rotation, the left push plate 10 is driven to move in a direction away from the shell 1, and then the first opening assembly is driven to move outwards; simultaneously, the right-hand external thread 42 is in conflict rotation with the right-hand internal thread, so that the right push plate 12 is driven to move in a direction away from the shell 1, and the second opening piece is driven to move outwards, and the outwards opening effect is achieved. When the first opening assembly and the second opening assembly are required to be stored inwards, only the rocker shaft is required to be rotated in the opposite direction. Specifically, the connection mode of the first opening part and the first adjusting seat 11 and the connection mode of the second opening part and the second adjusting seat 13 are both screw-connected.
According to the shoe tree clamping device, clamping and loosening of the shoe tree can be realized through arranging the clamping jaw 2, the eccentric cam 3, the driving rod 4, the shifting fork 5, the rod end joint 6, the rod end joint 7, the crank arm 8 and the fixing seat 9, and when the shoe tree is clamped, the length of the shoe tree is prolonged, so that the shoe tree is conveniently sleeved into a middle-long semi-finished boot; the first opening assembly and the second opening assembly are driven to open outwards through the control driving rod 4, so that the shoe barrel is unfolded smoothly, the semi-finished boots are convenient to polish, spray glue, spray paint, dry and the like, the hands are prevented from extending in, the cost is reduced, the manufacturing is convenient, and the efficiency is improved. The left-hand external thread 41 is in threaded connection with the left-hand internal thread 43, and the right-hand external thread 42 is in threaded connection with the right-hand internal thread, so that when the driving rod 4 rotates in one direction, the left push plate 10 and the right push plate 12 move in opposite directions.
A last anchor clamps for middle and long boots manufacturing that this embodiment described, the one end of rocker shaft is equipped with buckling handle 14, plays laborsaving effect.
In the last fixture for manufacturing a middle boot according to the embodiment, the eccentric cam 3 comprises a triangular part 15 and an abutting part 16 protruding out of the triangular part 15, the triangular part 15 is hinged with the bottom of the shifting fork 5, the shell 1 comprises a side plate 17, and the abutting part 16 abuts against the side plate 17 when the clamping jaw 2 clamps. Specifically, with the above arrangement, when the grip claw 2 grips the shoe last, the abutting portion 16 abuts tightly against the side plate 17, thereby the effect of gripping and locking the shoe last; and when the gripping jaw 2 releases the last, the abutment 16 is separated from the side plate 17, facilitating the release of the last.
According to the shoe last clamp for manufacturing the middle boot, the driving rod 4 is sleeved with the driving ring 18, the outer side of the driving ring 18 is provided with the convex strips 19 in a protruding mode, the inner ring of the eccentric cam 3 is provided with the avoidance grooves 20 used for containing the convex strips 19, and when the convex strips 19 are propped against the groove walls of the avoidance grooves 20, the driving rod 4 drives the eccentric cam 3 to rotate, and the width of the convex strips 19 is smaller than that of the avoidance grooves 20. Specifically, through the arrangement, when the driving rod 4 rotates, the first opening assembly and the second opening assembly are driven to open outwards until the convex strips 19 rotate to abut against the groove walls, the driving rod 4 drives the eccentric cams 3 to rotate, so that the clamping jaws 2 are controlled to clamp the shoe tree, when the first opening assembly and the second opening assembly are required to be stored inwards and then the clamping jaws 2 are controlled to loosen the shoe tree, the driving rod 4 is rotated in the opposite direction, the asynchronization of opening and clamping actions is achieved, and misoperation like the action of the clamping jaws 2 is avoided when the first opening assembly and the second opening assembly are controlled to act.
According to the shoe tree clamp for manufacturing the middle boot, the adjusting sleeve 21 is arranged between the shifting fork 5 and the rod end joint 6, the adjusting sleeve 21 is slidably connected with the top of the shifting fork 5, one end of the adjusting sleeve 21 is connected with the bottom of the rod end joint 6, and the other end of the adjusting sleeve 21 penetrates through the shifting fork 5 and then is connected with the first limiting block 22. Specifically, when the driving rod 4 is rotated, the fork 5 moves downward along the adjusting sleeve 21, and when the top of the fork 5 abuts against the first limiting block 22, the fork 5 drives the adjusting sleeve 21 to move downward, thereby driving the rod end joint 6 to move downward.
In the shoe last fixture for manufacturing middle and long boots, the adjusting sleeve 21 is internally provided with internal threads; the bottom of the rod end joint 6 is provided with external threads; the adjusting sleeve 21 is in threaded connection with the rod end joint 6. The above arrangement facilitates the disassembly and assembly of the adjustment sleeve 21 and the rod end joint 6.
In the shoe last fixture for manufacturing the middle boot, the rod end joint 6 is provided with the second limiting block 23; a return spring 24 is arranged between the second limiting block 23 and the top of the adjusting sleeve 21; the return spring 24 is sleeved outside the adjusting sleeve 21. By providing the return spring 24, it is convenient to return the fork 5 moving downward.
The shoe last clamp for manufacturing the middle boot, which is described in the embodiment, has two clamping jaws 2 and two crank arms 8; the two clamping jaws 2 are symmetrically arranged on two sides of the fixed seat 9. The arrangement described above further enables the clamping jaw 2 to clamp the last.
A last fixture for manufacturing middle and long boots, which is described in the embodiment, is provided with last positioning pins 44 on a fixing seat 9. The shoe tree is convenient to position.
According to the shoe tree clamp for manufacturing the middle boot, the first adjusting seat 11 is provided with the first screw rod 25, the first mounting hole seat 26 and the first bearing 27, the first opening piece comprises the first mounting block 28, the first shoe cylinder supporting block 29 and the first elastic balancing piece 39, the first mounting hole seat 26 is fixed on the first adjusting seat 11, the first bearing 27 is arranged on the first mounting hole seat 26, one end of the first screw rod 25 protrudes out of the first adjusting seat 11 and is rotationally connected with the first bearing 27, the other end of the first screw rod 25 is in threaded connection with the first mounting block 28, and the first mounting block 28 is connected with the first shoe cylinder supporting block 29 through the first elastic balancing piece 39. Specifically, in order to accommodate boots of different sizes, the first screw 25 is turned, and the first mounting block 28 screwed with the first screw 25 moves on the first adjusting seat 11 correspondingly, so that the relative position of the first mounting block 28 and the first adjusting seat 11 is adjusted, and the extent to which the first boot support block 29 is opened is adjusted. The first elastic balancing piece 39 is used for balancing the pressure when the first shoe barrel supporting block 29 is opened outwards, so as to play a role in shock absorption.
In the last fixture for manufacturing middle boots according to the embodiment, the first adjusting seat 11 is provided with a first groove 35 for accommodating the first screw rod 25, the bottom of the first mounting block 28 is provided with a first screw hole block 36, and the first screw hole block 36 is accommodated in the first groove 35 and is screwed with the first screw rod 25. Specifically, the first groove 35 is used for Rong She the first screw 25 so that the upper surface of the first regulating seat 11 is flat. The screw hole in the first screw hole block 36 is matched with the first screw rod 25, so that when the first screw rod 25 is rotated, the first mounting block 28 is driven to move horizontally.
In the last fixture for manufacturing a middle boot according to the present embodiment, the second adjusting seat 13 is provided with a second screw 30, a second mounting hole seat 31 and a second bearing 32, the second opening part includes a second mounting block 33, a second shoe cylinder supporting block 34 and a second elastic balancing piece 40, the second mounting hole seat 31 is fixed on the second adjusting seat 13, the second bearing 32 is provided on the second mounting hole seat 31, one end of the second screw 30 protrudes out of the second adjusting seat 13 and is rotatably connected with the second bearing 32, the other end of the second screw 30 is in threaded connection with the second mounting block 33, and the second mounting block 33 is connected with the second shoe cylinder supporting block 34 through the second elastic balancing piece 40. Specifically, in order to accommodate the boots of different sizes, the second screw 30 is turned, and the second mounting block 33 screwed with the second screw 30 moves on the second adjusting seat 13 correspondingly, so that the relative position of the second mounting block 33 and the second adjusting seat 13 is adjusted, and the extent to which the second boot support block 34 is opened is adjusted. The second elastic balancing piece 40 is used for balancing the pressure when the second shoe barrel supporting block 34 is opened outwards, so as to play a role in shock absorption.
In the last fixture for manufacturing middle boots according to the embodiment, the second adjusting seat 13 is provided with a second groove 37 for accommodating the second screw 30, the bottom of the second mounting block 33 is provided with a second screw hole block 38, and the second screw hole block 38 is accommodated in the second groove 37 and is screwed with the second screw 30. Specifically, the second groove 37 is used for Rong She the second screw 30 so that the upper surface of the second regulating seat 13 is flat. The screw hole in the second screw hole block 38 is matched with the second screw 30 so that the second mounting block 33 is driven to move horizontally when the second screw 30 is rotated.
Although the present invention has been described with reference to the preferred embodiments, it should be understood that the invention is not limited to the specific embodiments, but rather, it should be understood that various changes and modifications can be made by one skilled in the art without departing from the scope of the invention.
Claims (10)
1. A shoe tree anchor clamps for middle and long boots manufacturing, characterized in that: the shoe tree clamping device comprises a shell, clamping jaws used for clamping an external shoe tree and a linkage assembly arranged on the shell, wherein the clamping jaws are arranged at the top end of the shell, and the linkage assembly is used for driving the clamping jaws to move; the linkage assembly comprises an eccentric cam, a driving rod, a shifting fork, a rod end joint, a crank arm and a fixed seat fixed on the shell, wherein the axis of the eccentric cam is connected with the driving rod, one end of the eccentric cam, which is far away from the axis, is hinged with the bottom of the shifting fork, the eccentric cam is used for driving the rod end joint to move through the shifting fork, the top of the rod end joint is hinged with the bottom of the rod end joint, the top of the rod end joint is hinged with one end of the crank arm, the other end of the crank arm is hinged with the bottom end of the clamping jaw, and the middle end of the clamping jaw is used as a fulcrum to be rotationally connected with the fixed seat; the last anchor clamps for well boots are made still include the device that opens outward, the device that opens outward includes first subassembly and the second subassembly that opens, first subassembly that opens includes left push pedal, first piece and the first seat of adjusting of opening, first seat setting in the top of left push pedal is opened first piece and first seat swing joint of adjusting, the second piece of opening includes right push pedal, second piece and second seat of adjusting of opening, the second seat of adjusting sets up in the top of right push pedal, second piece and second seat swing joint of adjusting, left push pedal and right push pedal set up in the both sides of casing respectively, the actuating lever runs through left push pedal, casing and right push pedal, the actuating lever is connected with the casing rotation, the one end of actuating lever is equipped with left-hand external screw thread, the other end of actuating lever is equipped with right-hand external screw thread, the bottom of left push pedal is equipped with the left-hand internal screw thread that is used for left-hand external screw thread spiro union, the bottom of right push pedal is equipped with the right-hand internal screw thread that is used for right-hand external screw thread spiro union.
2. The last fixture for manufacturing a medium boot according to claim 1, wherein: one end of the rocker shaft is provided with a bent handle.
3. The last fixture for manufacturing a medium boot according to claim 1, wherein: the eccentric cam comprises a triangular part and an abutting part protruding out of the triangular part, the triangular part is hinged with the bottom of the shifting fork, the shell comprises a side plate, and the abutting part abuts against the side plate when the clamping jaw clamps.
4. The last fixture for manufacturing a medium boot according to claim 1, wherein: the driving rod sleeve is provided with a driving ring, the outer side of the driving ring is provided with a convex strip in a protruding mode, the inner ring of the eccentric cam is provided with an avoidance groove for accommodating the convex strip, and when the convex strip abuts against the groove wall of the avoidance groove, the driving rod drives the eccentric cam to rotate, and the width of the convex strip is smaller than that of the avoidance groove.
5. The last fixture for manufacturing a medium boot according to claim 1, wherein: an adjusting sleeve is arranged between the shifting fork and the rod end joint, the adjusting sleeve is in sliding connection with the top of the shifting fork, one end of the adjusting sleeve is connected with the bottom of the rod end joint, and the other end of the adjusting sleeve penetrates through the shifting fork and then is connected with a first limiting block.
6. The last fixture for manufacturing a middle boot according to claim 5, wherein: the rod end joint is provided with a second limiting block; a reset spring is arranged between the second limiting block and the top of the adjusting sleeve; the reset spring is sleeved outside the adjusting sleeve.
7. The last fixture for manufacturing a medium boot according to claim 1, wherein: the number of the clamping jaws and the number of the crank arms are two; the two clamping jaws are symmetrically arranged on two sides of the fixing seat.
8. The last fixture for manufacturing a medium boot according to claim 1, wherein: the fixing seat is provided with a last locating pin.
9. The last fixture for manufacturing a medium boot according to claim 1, wherein: the first adjusting seat is provided with a first screw rod, a first mounting hole seat and a first bearing, the first opening piece comprises a first mounting block, a first shoe cylinder supporting block and a first elastic balancing piece, the first mounting hole seat is fixed on the first adjusting seat, the first bearing is arranged on the first mounting hole seat, one end of the first screw rod protrudes out of the first adjusting seat and is rotationally connected with the first bearing, the other end of the first screw rod is in threaded connection with the first mounting block, and the first mounting block is connected with the first shoe cylinder supporting block through the first elastic balancing piece.
10. The last fixture for manufacturing a medium boot according to claim 1, wherein: the second adjusting seat is provided with a second screw rod, a second mounting hole seat and a second bearing, the second opening part comprises a second mounting block, a second shoe cylinder supporting block and a second elastic balancing piece, the second mounting hole seat is fixed on the second adjusting seat, the second bearing is arranged on the second mounting hole seat, one end of the second screw rod protrudes out of the second adjusting seat and is rotationally connected with the second bearing, the other end of the second screw rod is in threaded connection with the second mounting block, and the second mounting block is connected with the second shoe cylinder supporting block through the second elastic balancing piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910080881.5A CN109793315B (en) | 2019-01-28 | 2019-01-28 | Shoe last clamp for manufacturing middle and long boots |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910080881.5A CN109793315B (en) | 2019-01-28 | 2019-01-28 | Shoe last clamp for manufacturing middle and long boots |
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| Publication Number | Publication Date |
|---|---|
| CN109793315A CN109793315A (en) | 2019-05-24 |
| CN109793315B true CN109793315B (en) | 2023-07-21 |
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| CN201910080881.5A Active CN109793315B (en) | 2019-01-28 | 2019-01-28 | Shoe last clamp for manufacturing middle and long boots |
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| GB171427A (en) * | 1920-06-15 | 1921-11-15 | United Shoe Machinery Corp | Improvements in or relating to machines for conforming boot or shoe uppers to lasts |
| GB470768A (en) * | 1936-02-20 | 1937-08-20 | United Shoe Machinery Corp | Improvements in or relating to methods of and machines for use in the manufacture ofpre-welted boots or shoes |
| US3022527A (en) * | 1959-01-22 | 1962-02-27 | United Shoe Machinery Corp | Machines for shaping uppers over lasts |
| GB940741A (en) * | 1959-01-22 | 1963-10-30 | British United Shoe Machinery | Improvements in or relating to shoe upper conforming machines |
| US3751744A (en) * | 1971-04-09 | 1973-08-14 | Z Presneko Strojirenstvi Gottw | Arrangement for tensioning the shank part of a shoe-upper |
| US3995340A (en) * | 1975-05-08 | 1976-12-07 | Usm Corporation | Shoe lasting machines |
| CN2233184Y (en) * | 1995-08-10 | 1996-08-21 | 主典兴业股份有限公司 | Three-in-one heel-shaping machine |
| CN2604080Y (en) * | 2003-01-21 | 2004-02-25 | 廖聪年 | Machine for automatic assembling upper-parts to lasting |
| CN1781393A (en) * | 2004-11-26 | 2006-06-07 | 莫利纳&比安基公开有限公司 | Shoe-lasting machine for upper side on last |
| TWM478365U (en) * | 2014-02-05 | 2014-05-21 | True Ten Ind Co Ltd | Adjustable vamp fixture set |
| CN204209871U (en) * | 2014-09-05 | 2015-03-18 | 裕铭机械有限公司 | The clamping die device of counter forming machine |
| CN104585977A (en) * | 2015-01-31 | 2015-05-06 | 台州市椒江创先电子科技有限公司 | Shoe tree positioning tool for upper gluing device and use method for shoe tree positioning tool |
| CN207167938U (en) * | 2017-08-31 | 2018-04-03 | 主典兴业股份有限公司 | Vamp die arrangement with lifting both sides pressure effect |
| CN210054814U (en) * | 2019-01-28 | 2020-02-14 | 东莞市意利自动化科技有限公司 | Shoe tree clamp for manufacturing middle and long boots |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109793315A (en) | 2019-05-24 |
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Effective date of registration: 20210507 Address after: 523000 room 517, no.218, Houjie section, Guantai Road, Houjie Town, Dongguan City, Guangdong Province Applicant after: Guangdong Yihua shoes Technology Research Institute Co.,Ltd. Address before: 523960 Hujing Industrial Zone, Houjie Town, Dongguan City, Guangdong Province (Yili science and Technology Park) Applicant before: DONGGUAN YILI AUTO TECHNOLOGY Co.,Ltd. |
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