CN111053327A

CN111053327A - Workbench with upper capable of being reversely heated

Info

Publication number: CN111053327A
Application number: CN201911352421.XA
Authority: CN
Inventors: 徐日光
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-04-24

Abstract

The invention discloses a workbench for reversely heating uppers, wherein a turnover central column is pivoted on the end surface of a main supporting plate, which is far away from a conveying chain; a cylindrical overturning supporting plate is fixed at one end of the overturning central column, which is far away from the main supporting plate; a torsion spring is sleeved on the overturning central column; a central inserted rod is formed at the center of the end face of the overturning supporting plate far away from the overturning central column, and a rear inserted rod is formed at the rear part of the overturning supporting plate; the shoe tree unit comprises a lower supporting plate and a limiting base; the lower supporting plate is horizontally clamped on the limiting base; a rear limiting jack which penetrates through the left and right is formed at the rear end of the limiting base and is used for the horizontal insertion of the rear insertion rod; a middle limiting jack which penetrates through the left and right and is used for the horizontal insertion of the central inserted rod is formed in the middle of the lower supporting plate; a limiting jack which penetrates through the left and right is formed in the middle of the limiting base and is used for the central inserted rod to be inserted horizontally; under the natural state, the rear inserted link is positioned right behind the central inserted link.

Description

Workbench with upper capable of being reversely heated

Technical Field

The invention relates to the field of shoemaking equipment, in particular to a workbench for reversely heating an upper.

Background

In the working process of the intelligent shoe making production line, an upper is required to be sleeved on a shoe tree to be heated and shaped by an oven and then sent into a shoe making working line, and finished shoes are prepared through processes of injection molding, die assembly and the like; the existing auxiliary heating device needs to turn over the shoe tree after the shoe tree is sleeved with the upper, and then lift and hang the shoe tree on the transmission chain.

The invention application with the application number of 201410156925.5 discloses a workbench of an auxiliary heating device of an intelligent shoemaking production line, and the workbench of the auxiliary heating device of the intelligent shoemaking production line is provided with a heating area and an operation working area which are arranged along the length direction of the workbench; the heating zone is provided with a heating box fixedly arranged on the workbench; the operation working area is provided with a plurality of upper pulling stations which are arranged at intervals, and an upper pulling fixing device is arranged corresponding to each upper pulling station; an upper heating box is arranged above the upper pulling station in the operation working area; a conveying mechanism is arranged below the upper pulling station of the operation working area; the annular conveying chain arranged on the workbench is connected with a supporting plate which is arranged around the periphery and is on the same plane with the workbench; the supporting plate is provided with a plurality of shoe tree clamping devices which are positioned on the same plane with the upper pulling fixing devices. The shoe tree after drawing the group promotes under operating personnel's level, with the last chucking of shoe tree chucking device chucking on the annular conveying chain layer board, then along with the motion of annular conveying chain, no longer needs operating personnel to mention the shoe tree and hang on drive chain to alleviate operating personnel's the amount of labour, improve work efficiency.

However, the heated upper is placed upside down on the last, i.e. the upper is facing downwards, and the heating element of the heating zone is arranged at the inner top of the heating box, so that the heat emitted downwards by the heating element cannot directly reach the upper, which is not beneficial to the heat setting of the upper, or the efficiency of the heat setting of the upper is difficult to improve.

Disclosure of Invention

The invention aims to provide a workbench for reversely heating an upper, aiming at the technical problems that a heating element of equipment cannot be over against the upper and is not beneficial to heating and shaping.

The technical scheme for solving the technical problems is as follows: a workbench for heating an upper in a reverse rotation manner comprises a support bottom plate and a shoe tree unit which are horizontally arranged; the upper end surface of the supporting bottom plate is provided with a heating box; a heating element is arranged at the top in the heating box; a conveying chain for annular circulating transmission is arranged in the heating box; a plurality of heating supporting seats which are uniformly distributed are fixed on the outer side of the conveying chain; the heating supporting seat comprises a main supporting plate fixed on the conveying chain; the end surface of the main supporting plate, which is far away from the conveying chain, is pivoted with an overturning central column; a cylindrical overturning supporting plate is fixed at one end of the overturning central column, which is far away from the main supporting plate; a torsion spring is sleeved on the overturning central column; one end of the torsion spring is fixed on the end surface of the corresponding side of the main support plate, and the other end of the torsion spring is fixed on the end surface of the corresponding side of the turnover support plate; a central inserted rod is formed at the center of the end face of the overturning supporting plate far away from the overturning central column, and a rear inserted rod is formed at the rear part of the overturning supporting plate; the shoe tree unit comprises a lower supporting plate and a limiting base; a cylindrical middle connecting rod is formed in the center of the upper end face of the lower supporting plate; a shoe tree is fixed at the upper end of the middle connecting rod; the sole of the shoe tree is arranged to face upwards; the lower supporting plate is horizontally clamped on the limiting base; a rear limiting jack which penetrates through the left and right is formed at the rear end of the limiting base and is used for the horizontal insertion of the rear insertion rod; a middle limiting jack which penetrates through the left and right and is used for the horizontal insertion of the central inserted rod is formed in the middle of the lower supporting plate; a limiting jack which penetrates through the left and right is formed in the middle of the limiting base and is used for the central inserted rod to be inserted horizontally; under the natural state, the rear inserted link is positioned right behind the central inserted link.

Preferably, the front part of the end surface of the main supporting plate, which is far away from the conveying chain, is provided with a pair of telescopic guide rods which are symmetrically arranged front and back in a left-right telescopic mode; a telescopic supporting plate is formed at the right end of the pair of telescopic guide rods; a pressure spring is sleeved on the telescopic guide rod; one end of the pressure spring is fixed on the end surface of the corresponding side of the main support plate, and the other end of the pressure spring is fixed on the end surface of the corresponding side of the telescopic support plate; a cylindrical initial limiting column is formed in the center of the right end face of the telescopic supporting plate; the initial limiting column and the overturning central column are positioned on the same horizontal plane; a front limiting jack which penetrates through the left and right and is used for inserting the initial limiting column is formed at the front end of the turnover supporting plate; the front limiting jack, the central inserted rod and the rear inserted rod are positioned on the same horizontal plane; a front unlocking column matched with the front limiting jack is formed in the front part of the left end face of the limiting base; the length of the front unlocking column in the left-right direction is the same as the width of the turnover support plate in the left-right direction; in a natural state, the initial limiting column is inserted into the front limiting jack.

As the optimization of the technical scheme, one end of the initial limiting column, which is far away from the telescopic supporting plate, is formed into a hemisphere shape.

Preferably, a pulling upper supporting plate is formed in the center of the right end of the upper end face of the supporting bottom plate; a left translation groove and a right translation groove which penetrate left and right are formed in the center of the upper end face of the pull upper supporting plate; a left and right translation guide block with a T-shaped cross section is formed on the lower side wall of the left and right translation groove; a left translation guide groove and a right translation guide groove matched with the right translation guide block are formed on the lower end face of the limiting base; the left end face and the right end face of the left translation guide block and the right translation guide block are respectively flush with the left end face and the right end face of the pull upper supporting plate.

Preferably, the length of the limiting base in the left-right direction is greater than the left-right width of the pulling upper supporting plate; the left and right width between the pull upper supporting plate and the nearest main supporting plate is the same as the width of the limiting base; the left end face of the pull upper supporting plate is flush with the end faces, close to the center inserting rod and the rear inserting rod, of the main supporting plate which is closest to the pull upper supporting plate.

Preferably, an internal resistance baffle is formed on the upper end surface of the supporting bottom plate; the internal resistance baffle is positioned at the right left side of the pulling upper supporting plate and abuts against the inner side end of the conveying chain.

Preferably, a rectangular groove-shaped horizontal insertion groove for horizontally inserting the lower support plate is formed in the center of the left end face of the limiting base; an avoiding groove which penetrates through the upper part and the lower part and is used for inserting the middle connecting rod is formed in the left part of the upper side wall of the inserting groove; the limiting jack is positioned in the center of the right side wall of the inserting groove.

Preferably, the left and right width of the insertion groove is larger than that of the lower support plate; when the lower supporting plate is positioned at the rightmost end of the inserting groove, the middle connecting rod is positioned at the rightmost end of the avoiding groove; a plugging plate matched with the inserting groove is formed on the end face, far away from the overturning central column, of the overturning supporting plate; the central inserted rod is fixed at the center of the end face of the plugging plate far away from the overturning supporting plate; the sum of the left and right width of the plugging plate and the left and right width of the lower supporting plate is the same as the left and right width of the insertion groove.

The invention has the beneficial effects that: when the heating state is ensured, the sole of the shoe tree faces downwards, so that the heating and shaping are facilitated.

Drawings

FIG. 1 is a schematic top view of the present invention;

FIG. 2 is a schematic top view of the heating cradle 30, lasting support 11 and last unit 40 of the present invention;

FIG. 3 is a schematic structural view of the cross section A-A in FIG. 2 according to the present invention.

In the figure, 10, a support base plate; 11. pulling the upper supporting plate; 110. a left and right translation groove; 111. a left and right translation guide block; 12. an internal resistance baffle; 20. a conveyor chain; 30. heating the supporting seat; 31. a main supporting plate; 32. turning over the central column; 33. turning over the supporting plate; 330. a front limiting jack; 331. a blocking plate; 332. a central plunger; 333. a rear inserted link; 34. a torsion spring; 35. a telescopic supporting plate; 351. a telescopic guide rod; 352. a pressure spring; 35. a telescopic supporting plate; 353. an initial limiting column; 40. a last unit; 41. a shoe last; 42. a middle connecting rod; 43. a lower support plate; 430. a middle limit jack; 44. a limiting base; 440. inserting into a groove; 441. an avoidance groove; 442. limiting the jacks; 443. a left and right translation guide groove; 444. a front unlocking post; 445. and a rear limiting jack.

Detailed Description

As shown in fig. 1 to 3, a counter-rotating upper heating table includes a horizontally disposed support base 10 and a last unit 40; the upper end surface of the supporting bottom plate 10 is provided with a heating box; a heating element is arranged at the top in the heating box; a conveying chain 20 for annular circulating transmission is arranged in the heating box; a plurality of heating supporting seats 30 which are uniformly distributed are fixed on the outer side of the conveying chain 20; the heating support base 30 comprises a main support plate 31 fixed on the conveying chain 20; the end surface of the main supporting plate 31 far away from the conveying chain 20 is pivoted with an overturning central column 32; a cylindrical overturning support plate 33 is fixed at one end of the overturning central column 32 far away from the main support plate 31; the turning central column 32 is sleeved with a torsion spring 34; one end of the torsion spring 34 is fixed on the end surface of the corresponding side of the main support plate 31, and the other end is fixed on the end surface of the corresponding side of the turnover support plate 33; a central inserted rod 332 is formed at the center of the end surface of the overturning support plate 33 far away from the overturning central column 32, and a rear inserted rod 333 is formed at the rear part; last unit 40 includes a lower support plate 43 and a restraining base 44; a cylindrical middle connecting rod 42 is formed at the center of the upper end surface of the lower supporting plate 43; the upper end of the middle connecting rod 42 is fixed with a shoe tree 41; the sole of last 41 is positioned facing upwards; the lower supporting plate 43 is horizontally clamped on the limiting base 44; a rear limiting insertion hole 445 which is penetrated left and right and is used for horizontally inserting the rear insertion rod 333 is formed at the rear end of the limiting base 44; a middle limiting insertion hole 430 which penetrates through the left and the right and is used for the horizontal insertion of the central insertion rod 332 is formed in the middle of the lower supporting plate 43; a limiting insertion hole 442 which penetrates through the middle of the limiting base 44 from left to right and is used for the central insertion rod 332 to be inserted horizontally; in the natural state, the rear plug rod 333 is located directly behind the center plug rod 332.

As shown in fig. 1 and 2, the front part of the end surface of the main support plate 31 far away from the conveying chain 20 is provided with a pair of telescopic guide rods 351 which are symmetrically arranged front and back in a left-right telescopic manner; a telescopic support plate 35 is formed at the right end of the pair of telescopic guide rods 351; a pressure spring 352 is sleeved on the telescopic guide rod 351; one end of the pressure spring 352 is fixed on the end surface of the main support plate 31 at the corresponding side, and the other end is fixed on the end surface of the telescopic support plate 35 at the corresponding side; a cylindrical initial limiting column 353 is formed in the center of the right end face of the telescopic supporting plate 35; the initial limiting column 353 and the overturning central column 32 are positioned on the same horizontal plane; a front limiting insertion hole 330 which penetrates through the left and right and is used for inserting the initial limiting column 353 is formed at the front end of the overturning supporting plate 33; the front limit jack 330, the central inserted rod 332 and the rear inserted rod 333 are positioned on the same horizontal plane; a front unlocking column 444 matched with the front limiting jack 330 is formed in the front part of the left end face of the limiting base 44; the length of the front unlocking post 444 in the left-right direction is the same as the width of the roll-over support plate 33 in the left-right direction; in a natural state, the initial limit post 353 is inserted into the front limit insertion hole 330.

As shown in fig. 2, the end of the initial restraint post 353 remote from the telescopic support plate 35 is formed in a hemispherical shape.

As shown in fig. 1 to 3, a pulling upper support plate 11 is formed at the center of the right end of the upper end surface of the support base plate 10; a left translation groove 110 which penetrates through the upper end face of the pulling upper supporting plate 11 from left to right is formed in the center of the upper end face; a left and right translation guide block 111 with a T-shaped cross section is formed on the lower side wall of the left and right translation groove 110; a left-right translation guide groove 443 matched with the right translation guide block 111 is formed on the lower end surface of the limiting base 44; the left end face and the right end face of the left translation guide block 111 are flush with the left end face and the right end face of the pulling upper support plate 11 respectively.

As shown in fig. 2 and 3, the length of the limiting base 44 in the left-right direction is greater than the left-right width of the pulling upper supporting plate 11; the left-right width between the pull upper supporting plate 11 and the nearest main supporting plate 31 is the same as the width of the limiting base 44; the left end face of pull side support plate 11 is flush with the proximate end faces of central insert rod 332 and rear insert rod 333 on the nearest main support plate 31.

As shown in fig. 1, an internal resistance baffle 12 is formed on the upper end surface of the support base plate 10; the internal resistance baffle 12 is located right to the left of the draw top support plate 11 and the internal resistance baffle 12 abuts against the inside end of the conveyor chain 20.

As shown in fig. 3, a rectangular groove-shaped horizontal insertion groove 440 into which the lower support plate 43 is horizontally inserted is formed in the center of the left end surface of the limiting base 44; an avoiding groove 441 which is penetrated up and down and is used for inserting the middle connecting rod 42 is formed at the left part of the upper side wall of the inserting groove 440; the spacing insertion hole 442 is located at the center of the right sidewall of the insertion groove 440.

As shown in fig. 2 and 3, the left-right width of the insertion groove 440 is greater than the left-right width of the lower support plate 43; when the lower support plate 43 is positioned at the rightmost end of the insertion groove 440, the middle connection rod 42 is positioned at the rightmost end of the escape groove 441; a blocking plate 331 matched with the inserting groove 440 is formed on the end surface of the overturning support plate 33 far away from the overturning central column 32; the center inserting rod 332 is fixed at the center of the end face of the blocking plate 331 away from the roll-over support plate 33; the sum of the left and right widths of the clogging plate 331 and the lower support plate 43 is the same as the left and right width of the insertion groove 440.

The working principle of the upper reversing type heating workbench is as follows:

and (3) natural state: the rear insertion rod 333 is positioned right behind the central insertion rod 332, and the initial limiting column 353 is inserted into the front limiting insertion hole 330;

the lower supporting plate 43 is horizontally clamped on the limiting base 44, the limiting base 44 is horizontally clamped on the upper pulling supporting plate 11, so that the upper pulling is carried out, and the sole of the shoe tree 41 is arranged upwards; then, when the last unit 40 is over against the heating support base 30, the last unit 40 is pushed to move horizontally towards the heating support base 30 until the last unit 40 abuts against the turnover support plate 33, so that the rear insertion rod 333 and the central insertion rod 332 penetrate through the last unit 40, and the front unlocking rod 444 pushes out the initial limiting column 353, so that the rear insertion rod 333 is positioned at the rear side of the central insertion rod 332 and the weight of the last 41 is heavier, so that the last unit 40 drives the turnover support plate 33 to rotate backwards, finally the sole of the last 41 is arranged downwards, and the upper is over against the heating element at this time, thereby being beneficial to heating and shaping the upper; after the shoe last unit 40 is taken down, the turnover support plate 33 returns to the original position due to the action of the torsion spring 34, so that the subsequent shoe last unit 40 can be conveniently sleeved.

The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description herein, since various changes and modifications can be made in the details of the embodiment and the application range according to the spirit of the present invention.

Claims

1. A counter-rotating upper heating station comprising a horizontally disposed support base (10) and a last unit (40); the upper end surface of the supporting bottom plate (10) is provided with a heating box; a heating element is arranged at the top in the heating box; a conveying chain (20) for annular circulating transmission is arranged in the heating box; the method is characterized in that: a plurality of heating supporting seats (30) which are uniformly distributed are fixed on the outer side of the conveying chain (20); the heating supporting seat (30) comprises a main supporting plate (31) fixed on the conveying chain (20); an overturning central column (32) is pivoted on the end surface of the main supporting plate (31) far away from the conveying chain (20); a cylindrical overturning support plate (33) is fixed at one end of the overturning central column (32) far away from the main support plate (31); a torsion spring (34) is sleeved on the overturning central column (32); one end of the torsion spring (34) is fixed on the end surface of the corresponding side of the main supporting plate (31), and the other end of the torsion spring is fixed on the end surface of the corresponding side of the overturning supporting plate (33); a central inserted rod (332) is formed at the center of the end surface of the overturning support plate (33) far away from the overturning central column (32), and a rear inserted rod (333) is formed at the rear part of the overturning support plate; the shoe tree unit (40) comprises a lower support plate (43) and a limiting base (44); a cylindrical middle connecting rod (42) is formed in the center of the upper end face of the lower supporting plate (43); a shoe tree (41) is fixed at the upper end of the middle connecting rod (42); the sole of the shoe tree (41) is arranged facing upwards; the lower supporting plate (43) is horizontally clamped on the limiting base (44); a rear limiting insertion hole (445) which is penetrated left and right and is used for horizontally inserting the rear insertion rod (333) is formed at the rear end of the limiting base (44); a middle limiting insertion hole (430) which penetrates through the left and the right and is used for the horizontal insertion of the central insertion rod (332) is formed in the middle of the lower supporting plate (43); a limiting insertion hole (442) which penetrates through the middle part of the limiting base (44) from left to right and is used for the horizontal insertion of the central insertion rod (332); in a natural state, the rear insertion rod (333) is located right behind the center insertion rod (332).

2. A workstation with upper inversion heating as in claim 1, wherein: the front part of the end surface of the main supporting plate (31) far away from the conveying chain (20) is provided with a pair of telescopic guide rods (351) which are symmetrically arranged front and back in a left-right telescopic mode; a telescopic support plate (35) is formed at the right end of the pair of telescopic guide rods (351); a pressure spring (352) is sleeved on the telescopic guide rod (351); one end of a pressure spring (352) is fixed on the end face of the corresponding side of the main support plate (31), and the other end of the pressure spring is fixed on the end face of the corresponding side of the telescopic support plate (35); a cylindrical initial limiting column (353) is formed in the center of the right end face of the telescopic supporting plate (35); the initial limiting column (353) and the overturning central column (32) are positioned on the same horizontal plane; a front limiting insertion hole (330) which penetrates through the left and right and is used for inserting the initial limiting column (353) is formed at the front end of the overturning supporting plate (33); the front limiting jack (330), the central inserted link (332) and the rear inserted link (333) are positioned on the same horizontal plane; a front unlocking column (444) matched with the front limiting jack (330) is formed in the front part of the left end face of the limiting base (44); the length of the front unlocking column (444) in the left-right direction is the same as the width of the turnover support plate (33) in the left-right direction; in a natural state, the initial limiting column (353) is inserted in the front limiting jack (330).

3. A workstation with upper inversion heating as in claim 2, wherein: one end of the initial limiting column (353) far away from the telescopic supporting plate (35) is shaped into a hemisphere.

4. A workstation with upper inversion heating as in claim 1, wherein: a pulling upper supporting plate (11) is formed in the center of the right end of the upper end face of the supporting bottom plate (10); a left translation groove (110) which penetrates through the upper end face of the upper pulling support plate (11) from left to right is formed in the center of the upper end face of the upper pulling support plate; a left and right translation guide block (111) with a T-shaped cross section is formed on the lower side wall of the left and right translation groove (110); a left-right translation guide groove (443) matched with the right translation guide block (111) is formed in the lower end face of the limiting base (44); the left end surface and the right end surface of the left translation guide block (111) and the right translation guide block are respectively flush with the left end surface and the right end surface of the pulling upper support plate (11).

5. A workstation with upper inversion heating as in claim 4, wherein: the length of the limiting base (44) in the left-right direction is greater than the left-right width of the pulling upper supporting plate (11); the left and right width between the pull upper supporting plate (11) and the nearest main supporting plate (31) is the same as the width of the limiting base (44); the left end surface of the pull upper supporting plate (11) is flush with the close end surfaces of the central inserting rod (332) and the rear inserting rod (333) on the nearest main supporting plate (31).

6. A workstation with upper inversion heating as in claim 4, wherein: an internal resistance baffle (12) is formed on the upper end surface of the supporting bottom plate (10); the internal resistance baffle (12) is positioned right to the left of the pulling-on support plate (11), and the internal resistance baffle (12) abuts against the inner end of the conveying chain (20).

7. A workstation with upper inversion heating as in claim 1, wherein: a rectangular groove-shaped horizontal inserting groove (440) for horizontally inserting the lower supporting plate (43) is formed in the center of the left end face of the limiting base (44); an avoidance groove (441) which is penetrated up and down and is used for inserting the middle connecting rod (42) is formed at the left part of the upper side wall of the inserting groove (440); the limiting insertion hole (442) is positioned in the center of the right side wall of the insertion groove (440).

8. A workstation with upper inversion heating as in claim 7, wherein: the left-right width of the insertion groove (440) is larger than that of the lower support plate (43); when the lower supporting plate (43) is positioned at the rightmost end of the inserting groove (440), the middle connecting rod (42) is positioned at the rightmost end of the avoiding groove (441); a blocking plate (331) matched with the inserting groove (440) is formed on the end face, far away from the overturning central column (32), of the overturning supporting plate (33); the central inserted rod (332) is fixed at the center of the end face of the blocking plate (331) far away from the overturning support plate (33); the sum of the left-right width of the blocking plate (331) and the left-right width of the lower support plate (43) is the same as the left-right width of the insertion groove (440).