阅读说明：本技术 制鞋用压底流水线及压底方法 (Sole pressing assembly line and sole pressing method for shoemaking ) 是由 李照洪 于 2019-11-26 设计创作，主要内容包括：本发明涉及一种制鞋用压底流水线,包括电控系统、压底机组及上料机组,上料机组具有用于修正加工物姿态和位置的修正机构；压底机组包括用于输送加工物至工作位置的压底输送机、设置在压底输送机左右两侧的侧压机构、设置在压底输送机上方的安装架、安装在安装架顶部的升降油缸、由升降油缸驱使沿安装架上下滑动的安装板、安装在安装板底部的顶压机构以及通过导向内架滑动安装在安装板下方的前后束紧机构。本发明通过上料输送机、修正输送机、压底输送机和修正机构可将加工物以标准姿态安全送达工作位置,通过侧压机构完成左右侧均匀压合,通过前后束紧机构实现前后侧均匀压合,通过顶压机构实现胶合面整体的均匀压合。(The invention relates to a sole pressing assembly line for shoemaking, which comprises an electric control system, a sole pressing unit and a feeding unit, wherein the feeding unit is provided with a correcting mechanism for correcting the posture and the position of a processed object; the bottom pressing unit comprises a bottom pressing conveyor for conveying processed objects to a working position, side pressing mechanisms arranged on the left side and the right side of the bottom pressing conveyor, a mounting frame arranged above the bottom pressing conveyor, a lifting oil cylinder arranged at the top of the mounting frame, a mounting plate driven by the lifting oil cylinder to slide up and down along the mounting frame, a top pressing mechanism arranged at the bottom of the mounting plate and a front and back tightening mechanism arranged below the mounting plate in a sliding manner through a guide inner frame. The invention can safely convey the processed object to the working position in a standard posture through the feeding conveyor, the correcting conveyor, the bottom pressing conveyor and the correcting mechanism, complete uniform pressing on the left side and the right side through the side pressing mechanism, realize uniform pressing on the front side and the rear side through the front and rear tightening mechanisms, and realize uniform pressing on the whole gluing surface through the top pressing mechanism.)

1. Shoemaking is with pressing end assembly line, its characterized in that: the sole pressing production line for shoemaking comprises an electric control system, a sole pressing unit and a feeding unit which is adjacent to the input end of the sole pressing unit and used for conveying processed objects, wherein the feeding unit and the sole pressing unit are both electrically connected with the electric control system, and the feeding unit is provided with a correcting mechanism used for correcting the postures and positions of the processed objects; the bottom pressing unit comprises a bottom pressing conveyor for conveying processed materials to a working position, side pressing mechanisms arranged on the left side and the right side of the bottom pressing conveyor, a mounting frame arranged above the bottom pressing conveyor, a lifting oil cylinder arranged at the top of the mounting frame, a mounting plate driven by the lifting oil cylinder to slide up and down along the mounting frame, a top pressing mechanism arranged at the bottom of the mounting plate and a front and back tightening mechanism arranged below the mounting plate in a sliding mode through a guide inner frame.

2. A sole pressing line for shoemaking according to claim 1, characterized in that: the feeding unit comprises a feeding conveyor and a correcting conveyor, the correcting mechanism is arranged on the output side of the correcting conveyor, the input end of the correcting conveyor is in butt joint with the output end of the feeding conveyor, and the output end of the correcting conveyor is in butt joint with the input end of the bottom pressing conveyor.

3. A sole pressing line for shoemaking according to claim 1, characterized in that: the side pressure mechanism comprises a plurality of side pressure assemblies, a side pressure oil cylinder for driving the side pressure assemblies to move left and right, a top seat arranged at the top of the side pressure oil cylinder and side pressure rubber plates arranged on the side pressure assemblies on the front side and the rear side through elastic connecting pieces, each side pressure assembly comprises a side pressure piston rod, a guide rod, a bolt, a rubber seat and a side pressure rubber block, the side pressure piston rods are matched with the side pressure oil cylinder through piston sliding sealing, the guide rods are matched with the top seat in a sliding mode, a lock hole matched with the bolt is formed in the inner ends of the guide rods, the side pressure piston rods and the guide rods of the same side pressure assembly are connected with the rubber seats together, the side pressure rubber blocks are fixedly arranged on one side, facing the working position, of the rubber seats, and working jacks are respectively arranged at the stroke starting points of the.

4. A sole pressing line for shoemaking according to claim 1, characterized in that: the top pressing mechanism comprises a front pressure rod group, a rear pressure rod group and a mounting seat, the mounting seat is fixedly arranged at the bottom of the mounting plate, the front pressure rod group comprises a front cylinder body filled with liquid, a front pressure rod which is in sliding fit with the inside of the front cylinder body through a piston and extends downwards and a toe cap pressing block which is mounted at the bottom of the front pressure rod, the rear pressure rod group comprises a rear cylinder body filled with liquid, a rear pressure rod which is in sliding fit with the inside of the rear cylinder body through a piston and extends downwards and a rear heel pressing block which is mounted at the bottom of the rear pressure rod, and the front cylinder body and the rear cylinder body are communicated together through an oil pipe; the front pressure bar group and the rear pressure bar group are respectively installed on the installation seat, tower springs are respectively abutted between the top of the front pressure bar group and the bottom of the installation seat, and between the top of the rear pressure bar group and the bottom of the installation seat, the front cylinder body and the rear cylinder body are respectively matched in the corresponding cylinder barrels in a sliding mode, the cylinder barrels are respectively connected with the installation seat through installation blocks on the left side and the right side, a microswitch electrically connected with an electric control system is respectively installed on one installation block on the front pressure bar group and one installation block on the rear pressure bar group, trigger rods are convexly arranged at positions of the front cylinder body and the rear cylinder body corresponding to the microswitch respectively, and strip holes for the trigger rods to move up and down are arranged at positions of the corresponding trigger rods of the cylinder barrels.

5. A sole pressing line for shoemaking according to claim 4, characterized in that: the left side and the right side of the mounting seat are respectively provided with a sliding rail, and the mounting block is matched on the sliding rail of the mounting seat in a sliding manner and locked through fastening nails.

6. A sole pressing line for shoemaking according to claim 4, characterized in that: the rear pressure lever bottom is axially fixed and is circumferentially and rotatably sleeved with a rotating sleeve, an internal thread is arranged in the rotating sleeve, a regulating rod is in threaded fit with the internal thread, and the heel pressing block is arranged at the bottom of the regulating rod.

7. A sole pressing line for shoemaking according to claim 1, characterized in that: the front and rear tightening mechanism comprises a working frame and a tightening oil cylinder which extends forwards and backwards and is arranged on the top surface of the working frame, the four corners of the working frame are fixedly arranged at the bottom end of the guide inner frame, tracks which extend forwards and backwards are respectively arranged on two opposite inner side walls of the working frame, the front end and the rear end of each track are respectively matched with a front sliding plate and a rear sliding plate in a sliding manner, a front tightening block is arranged at the bottom of the front sliding plate, a rear tightening block is arranged at the bottom of the rear sliding plate, a cylinder body of the tightening oil cylinder is fixedly connected with the rear sliding plate, a piston rod of the tightening oil cylinder is fixedly connected with the front sliding plate, and a tension spring is connected between the rear; the front binding block consists of a U-shaped binding body and a guide sheet hermetically connected to the lower opening of the U-shaped binding body, and the guide sheet is arranged in a manner of being high in front and low in back; the rear restraint block is of a U-shaped structure with an upper opening, a lower opening and an opening at the front end.

8. A sole pressing line for shoemaking according to any one of claims 1 to 7, characterized in that: first inductive switch is installed at correction mechanism rear, press the input department of end conveyer to install second inductive switch, the first travel switch that the mechanism acted on is tightened with the front and back to one side of mechanism is pressed to the side is installed, the second travel switch is installed at the mounting panel top, first inductive switch, second inductive switch, third inductive switch and electrical system electric connection.

9. A sole pressing line for shoemaking according to claim 8, characterized in that: and a third inductive switch is arranged on the bottom pressing conveyor right below the rear ends of the front and rear tightening mechanisms.

10. A sole pressing method using the sole pressing line for shoemaking according to claim 1, wherein: the method specifically comprises the following steps:

s1, conveying the processed object backwards along the feeding unit, and enabling the processed object to be in a standard posture through the correction mechanism, namely, the toe cap is in front and the heel is behind, and the front and back axial directions of the processed object are parallel to the transmission direction;

s2, the correction conveyor and the bottoming conveyor operate to convey the processed object to a working position;

s3, after the working position is reached, the lifting oil cylinder acts to press down to finish the first stroke, so that the front and rear tightening mechanisms and the top pressing mechanism move downwards, the front and rear tightening mechanisms stop when supported on the lateral pressing mechanism, pressure is maintained, a distance is reserved between the top pressing mechanism and the processed object at the moment, and a distance is reserved between the front and rear tightening mechanisms of the processed object;

s4, the front and rear tightening mechanisms act to enable the processed object to be pressed against the front and rear tightening blocks of the front and rear tightening mechanisms for pressure maintaining;

s5, the lifting oil cylinder acts again to press down to finish the second stroke, so that the toe cap pressing block presses against the toe cap and the heel pressing block presses against the heel, the front pressure and the rear pressure are balanced, the pressing mechanism rises upwards under the reaction force of the processed object, and the pressure is maintained;

s6, after the front and rear binding mechanisms are lifted to the right position, the front and rear binding mechanisms act again to clamp the front and rear ends of the processed object, and pressure is maintained;

s7, operating a lateral pressing mechanism, extruding the left side and the right side of the processed object, and maintaining pressure;

s8, the lifting oil cylinder moves again to press down to finish a third stroke, so that the mounting plate and the jacking mechanism move downwards for a certain distance, meanwhile, the jacking mechanism increases the pressure to extrude the processed object, and the pressure is maintained;

s9, when the pressure maintaining time is up, the side pressing mechanism resets, the front and rear tightening mechanisms reset, then the lifting oil cylinder is pulled upwards to reset, the top pressing mechanism, the front and rear tightening mechanisms and the mounting plate are driven to ascend, and the lifting oil cylinder stops after ascending in place;

and S10, operating the bottom pressing conveyor to send out the processed object, and sending the next processed object into the feeding unit.

Technical Field

The invention belongs to the technical field of shoemaking equipment, and particularly relates to a sole pressing assembly line and a sole pressing method for shoemaking.

Background

As known, the shoemaking pressing machine mainly comprises a frame, a workbench arranged on the frame in a lifting and moving manner, a main oil cylinder connected with and driving the workbench to lift, a pressure bar mechanism arranged above the workbench, a front tightening mechanism, a rear tightening mechanism, a left side pressing mechanism and a right side pressing mechanism arranged on the workbench, wherein the front tightening mechanism comprises a sliding frame arranged on the workbench in a moving manner, a front pressing block arranged on the sliding frame and a front tightening oil cylinder arranged on the workbench and connected with and driving the sliding frame to move in the moving manner, the rear tightening mechanism comprises a rear tightening oil cylinder arranged on the workbench and a rear pressing block arranged on a piston rod of the rear tightening oil cylinder, the left side pressing mechanism and the right side pressing mechanism both comprise a plurality of side pressing blocks and side pressing oil cylinders driving the side pressing blocks to move in the left and right, when in operation, a shoe tree is sleeved in a shoe and placed between the front pressing block, the rear pressing block and the side pressing blocks, the main oil cylinder drives the workbench, and the front pressing block, the rear pressing block and the side pressing block press the periphery of the shoe body. The press rod mechanism is provided with a front press rod and a rear press rod which can swing left and right between a standby position and a working position.

However, such a shoemaking press has the following drawbacks: 1. because the lateral pressure is realized by pressing the soles by the plurality of lateral pressing blocks, gaps exist among the plurality of lateral pressing blocks, the positions of the soles corresponding to the gaps cannot be effectively pressed, the lateral pressure rubber quality needs to be improved, and in addition, the lateral pressure rubber blocks at certain positions cannot be adjusted or limited according to actual shoe types; 2. the sole is manually placed in a sole pressing working position, so that on one hand, potential safety hazards exist in operation, on the other hand, manual intervention is needed more, the strength is higher, and the production efficiency is not high; 3. the pressure bar mechanism can swing, a standby position and a working position exist, an oil cylinder is required to be upward during pressing, and the glue pressing quality is to be improved; 4. the front pressing block and the rear pressing block are generally in U-shaped structures and are hollowed out at the lower parts, so that the front pressing block has insufficient extrusion pressing effect on the toe cap, and particularly on the sole with the upward warped head; 5. the existing front and back tightening mechanism needs to be provided with a back oil cylinder for driving a back pressing block to move and a front oil cylinder for driving a front pressing block to move, so that on one hand, the front and back pressure is uneven, on the other hand, the manufacturing cost is high, and the front and back tightening mechanism is not suitable for assembly line operation.

Disclosure of Invention

In view of the defects of the prior art, the invention aims to provide a sole pressing assembly line for shoemaking, which can realize assembly line production.

In order to solve the technical problems, the invention adopts the technical scheme that:

the sole pressing assembly line for shoemaking comprises an electric control system, a sole pressing unit and a feeding unit which is adjacent to the input end of the sole pressing unit and used for conveying processed objects, wherein the feeding unit and the sole pressing unit are both electrically connected with the electric control system, and the feeding unit is provided with a correcting mechanism used for correcting the postures and positions of the processed objects; the bottom pressing unit comprises a bottom pressing conveyor for conveying processed materials to a working position, side pressing mechanisms arranged on the left side and the right side of the bottom pressing conveyor, a mounting frame arranged above the bottom pressing conveyor, a lifting oil cylinder arranged at the top of the mounting frame, a mounting plate driven by the lifting oil cylinder to slide up and down along the mounting frame, a top pressing mechanism arranged at the bottom of the mounting plate and a front and back tightening mechanism arranged below the mounting plate in a sliding mode through a guide inner frame.

Preferably, the feeding unit comprises a feeding conveyor and a correcting conveyor, the correcting mechanism is arranged on the output side of the correcting conveyor, the input end of the correcting conveyor is in butt joint with the output end of the feeding conveyor, and the output end of the correcting conveyor is in butt joint with the input end of the bottom pressing conveyor.

Preferably, the side pressing mechanism comprises a plurality of side pressing assemblies, a side pressing oil cylinder for driving the side pressing assemblies to move left and right, a top seat arranged at the top of the side pressing oil cylinder, and side pressing rubber plates arranged on the side pressing assemblies at the front side and the rear side through elastic connecting pieces, each side pressing assembly comprises a side pressing piston rod, a guide rod, a bolt, a rubber seat and a side pressing rubber block, the side pressing piston rods are matched with the side pressing oil cylinder through piston sliding sealing, the guide rods are matched with the top seat in a sliding mode, locking holes matched with the bolts are formed in the inner ends of the guide rods, the side pressing piston rods and the guide rods of the same side pressing assembly are connected with the rubber seat together, the side pressing rubber blocks are fixedly arranged on one side of the rubber seat facing the working position, and working jacks are formed in the top seat corresponding to stroke starting points of the.

Preferably, the top pressing mechanism comprises a front pressure rod group, a rear pressure rod group and a mounting seat, the mounting seat is fixedly arranged at the bottom of the mounting plate, the front pressure rod group comprises a front cylinder body filled with liquid, a front pressure rod which is in sliding fit with the inside of the front cylinder body through a piston and extends downwards, and a toe cap pressing block which is mounted at the bottom of the front pressure rod, the rear pressure rod group comprises a rear cylinder body filled with liquid, a rear pressure rod which is in sliding fit with the inside of the rear cylinder body through a piston and extends downwards, and a rear heel pressing block which is mounted at the bottom of the rear pressure rod, and the front cylinder body and the rear cylinder body are communicated together through an oil pipe; the front pressure bar group and the rear pressure bar group are respectively installed on the installation seat, tower springs are respectively abutted between the top of the front pressure bar group and the bottom of the installation seat, and between the top of the rear pressure bar group and the bottom of the installation seat, the front cylinder body and the rear cylinder body are respectively matched in the corresponding cylinder barrels in a sliding mode, the cylinder barrels are respectively connected with the installation seat through installation blocks on the left side and the right side, a microswitch electrically connected with an electric control system is respectively installed on one installation block on the front pressure bar group and one installation block on the rear pressure bar group, trigger rods are convexly arranged at positions of the front cylinder body and the rear cylinder body corresponding to the microswitch respectively, and strip holes for the trigger rods to move up and down are arranged at positions of the corresponding trigger rods of the cylinder barrels.

Preferably, the left side and the right side of the mounting seat are respectively provided with a sliding rail, and the mounting block is in sliding fit with the sliding rail of the mounting seat and is locked by fastening nails.

Preferably, the bottom of the rear pressure lever is axially fixed, a rotating sleeve is circumferentially and rotatably sleeved on the bottom of the rear pressure lever, an adjusting rod is arranged in the rotating sleeve in a threaded fit mode, and the heel pressing block is arranged at the bottom of the adjusting rod.

Preferably, the front and rear tightening mechanism comprises a working frame and a tightening oil cylinder which extends forwards and backwards and is arranged on the top surface of the working frame, four corners of the working frame are fixedly arranged at the bottom end of the guide inner frame, two opposite inner side walls of the working frame are respectively provided with tracks which extend forwards and backwards, the front end and the rear end of each track are respectively matched with a front sliding plate and a rear sliding plate in a sliding manner, a front tightening block is arranged at the bottom of the front sliding plate, a rear tightening block is arranged at the bottom of the rear sliding plate, a cylinder body of the tightening oil cylinder is fixedly connected with the rear sliding plate, a piston rod of the tightening oil cylinder is fixedly connected with the front sliding plate, and a tension spring is connected between the rear sliding plate; the front binding block consists of a U-shaped binding body and a guide sheet hermetically connected to the lower opening of the U-shaped binding body, and the guide sheet is arranged in a manner of being high in front and low in back; the rear restraint block is of a U-shaped structure with an upper opening, a lower opening and an opening at the front end.

Preferably, first inductive switch is installed at correction mechanism rear, press end conveyer's input end department to install the second inductive switch, the first travel switch that the mechanism acted on is tightened with the front and back to one side of mechanism is installed to the side, the second travel switch is installed at the mounting panel top, first inductive switch, second inductive switch, third inductive switch and electrical system electric connection.

Preferably, a third inductive switch is arranged on the bottom pressing conveyor right below the rear end of the front and rear tightening mechanisms.

The invention also provides a sole pressing method adopting the sole pressing assembly line for shoemaking, which specifically comprises the following steps:

s1, conveying the processed object backwards along the feeding unit, and enabling the processed object to be in a standard posture through the correction mechanism, namely, the toe cap is in front and the heel is behind, and the front and back axial directions of the processed object are parallel to the transmission direction; s2, the correction conveyor and the bottoming conveyor operate to convey the processed object to a working position; s3, after the working position is reached, the lifting oil cylinder acts to press down to finish the first stroke, so that the front and rear tightening mechanisms and the top pressing mechanism move downwards, the front and rear tightening mechanisms stop when supported on the lateral pressing mechanism, pressure is maintained, a distance is reserved between the top pressing mechanism and the processed object at the moment, and a distance is reserved between the front and rear tightening mechanisms of the processed object; s4, the front and rear tightening mechanisms act to enable the processed object to be pressed against the front and rear tightening blocks of the front and rear tightening mechanisms for pressure maintaining; s5, the lifting oil cylinder acts again to press down to finish the second stroke, so that the toe cap pressing block presses against the toe cap and the heel pressing block presses against the heel, the front pressure and the rear pressure are balanced, the pressing mechanism rises upwards under the reaction force of the processed object, and the pressure is maintained; s6, after the front and rear binding mechanisms are lifted to the right position, the front and rear binding mechanisms act again to clamp the front and rear ends of the processed object, and pressure is maintained; s7, operating a lateral pressing mechanism, extruding the left side and the right side of the processed object, and maintaining pressure; s8, the lifting oil cylinder moves again to press down to finish a third stroke, so that the mounting plate and the jacking mechanism move downwards for a certain distance, meanwhile, the jacking mechanism increases the pressure to extrude the processed object, and the pressure is maintained; s9, when the pressure maintaining time is up, the side pressing mechanism resets, the front and rear tightening mechanisms reset, then the lifting oil cylinder is pulled upwards to reset, the top pressing mechanism, the front and rear tightening mechanisms and the mounting plate are driven to ascend, and the lifting oil cylinder stops after ascending in place; and S10, operating the bottom pressing conveyor to send out the processed object, and sending the next processed object into the feeding unit.

Compared with the prior art, the invention has the following beneficial effects:

1. the invention relates to a bottom pressing machine set, which comprises a bottom pressing conveying line, wherein the input end of the bottom pressing conveying line is butted with a feeding machine set, the feeding machine set comprises a feeding conveyor, a correcting conveyor and a correcting mechanism, a processed object can be safely conveyed to a working position through the feeding conveyor, the correcting conveyor and the bottom pressing conveyor, the processed object can enter the working position in a standard posture through the correcting mechanism, and the smoothness of operation is ensured.

2. The invention presses the sole through the lateral pressing mechanism, the jacking mechanism and the front and back tightening mechanism, the lateral pressing mechanism completes the uniform pressing of the left side and the right side, the front and the back tightening mechanism realizes the uniform pressing of the front and the back sides, and the jacking mechanism realizes the uniform pressing of the whole gluing surface.

3. The side pressing mechanism is additionally provided with side pressing rubber plates on the basis of a plurality of original side pressing rubber blocks, and the side pressing rubber plates are connected together through the elastic connecting piece, so that on one hand, uniform extrusion force on each position of two sides of a processed object can be ensured, the side pressing rubber quality is improved, on the other hand, quick disassembly and quick assembly of the side pressing rubber plates can be realized through the movable lock catch, the side pressing rubber plates cannot be separated from or deviate from a working position in the using process, and the operation smoothness is ensured. Meanwhile, the guide rod, the side pressure piston rod, the rubber seat and the side pressure rubber block at certain positions can not be pressed out by inserting the bolt into the working jack and the lock hole at the inner end of the guide rod, and the shoe cover is suitable for special shoe types.

4. The front and back binding mechanism of the invention comprises a binding oil cylinder and a front binding block, wherein the binding oil cylinder is connected with a working frame through a tension spring, the front binding block is provided with a guide sheet which is arranged in a high front and low back manner, the guide sheet can be smoothly inserted from the bottom of a toe cap and keeps higher pressing acting force on the toe cap during pressing, the glue pressing quality at the toe cap is enhanced, in addition, after the processed object is attached to the front binding block and the back binding block in the front and back manner, the binding oil cylinder can simultaneously drive the tension spring to stretch and the back binding block to extrude the back side of the processed object after being pressurized again, so that the front and back pressing is uniform, and after the pressing operation is completely completed, the binding oil cylinder releases pressure, the back sliding plate and the back binding block are pulled backwards by the restoring acting force of the tension spring, thus the processed object cannot be interfered during the process of pulling the back binding block, and the bottom pressing operation of the processed.

5. The top pressing mechanism of the invention is arranged at the bottom of the mounting plate, the front and back tightening mechanisms are connected with the mounting plate through the guide inner frame, the mounting plate is driven by the lifting oil cylinder to lift up and down, when the lifting oil cylinder presses down for a first stroke, the working frame of the front and back tightening mechanisms is supported on the side pressing mechanism, and when the lifting oil cylinder presses down for a second stroke, because the front pressure bar group and the back pressure bar group are respectively provided with a tower spring between the mounting seat and are communicated with each other through an oil pipe, the top pressing mechanism can continue to press down and enable the toe cap pressing block and the heel pressing block to be pressed against a processed object, and simultaneously, the balance action of the front pressure bar group and the back pressure bar group is utilized to realize the balance of the pressing force of the front and back pressure bars, and then when the lifting oil cylinder presses down for a third stroke, because the guide inner frame is in sliding fit with the mounting plate, the mounting plate and the top, and the jacking mechanism has long service life.

Drawings

FIG. 1 is a top view of a bottoming line of the present invention.

FIG. 2 is a schematic structural diagram of a bottoming unit and a correction mechanism according to the present invention.

FIG. 3 is a schematic structural diagram of a bottoming unit and a correction mechanism according to the present invention.

Fig. 4 is a partially enlarged view of a shown in fig. 3.

FIG. 5 is a first view showing the assembly of the top pressing mechanism and the front and rear tightening mechanisms of the bottom pressing machine set according to the present invention.

FIG. 6 is a second view showing the assembly of the top pressing mechanism and the front and rear tightening mechanisms of the bottom pressing machine set according to the present invention.

Fig. 7 is a third view of the assembly of the top pressing mechanism and the front and rear tightening mechanisms in the bottom pressing machine set.

Fig. 8 is a partially enlarged view B shown in fig. 7.

Fig. 9 is a schematic structural diagram of the pressing mechanism of the present invention.

Fig. 10 is a schematic view of the installation of the tower spring in the jacking mechanism of the present invention.

Figure 11 is a schematic view of the front and rear lacing mechanisms of the present invention.

FIG. 12 is a schematic view of the side pressing mechanism of the present invention.

FIG. 13 is a schematic view of the installation structure of the side pressure assembly of the present invention.

The labels in the figure are: 100. a sole pressing machine set; 200. a feeding unit; 201. a feeding conveyor; 202. correcting the conveyor; 203. a correction mechanism; 300. a blanking unit; 101. a bottoming conveyor; 102. a lateral pressing mechanism; 103. a lift cylinder; 104. mounting a plate; 105. a jacking mechanism; 106. a front and rear tightening mechanism; 107. a locking block; 1021. side pressing oil cylinders; 1022. a top seat; 1023. an elastic connecting piece 1024 and a side pressure rubber plate; 1025. pressing a rubber block laterally; 1026. a rubber base; 1027. laterally pressing the piston rod; 1028. a guide bar; 1029. a bolt; 10291. a working jack; 10292. a spare jack; 1061. a working frame; 1062. a tightening oil cylinder; 1063. a front slide plate; 1064. a rear slide plate; 1065. a tension spring; 1066. a toe-in block; 1067. a rear restraint block; 11. a front cylinder body; 12. a front compression bar; 13. pressing the toe cap; 21. a rear cylinder body; 22. a rear pressure lever; 23. a rotating sleeve; 24. adjusting a rod; 25. pressing the heel; 31. a mounting seat; 32. an oil pipe; 33. a tower spring; 34. mounting blocks; 35. a trigger lever; 94. a microswitch; 96. and a third inductive switch.

Detailed Description

In order to make the aforementioned and other features and advantages of the invention more comprehensible, embodiments accompanied with figures are described in detail below.

As shown in fig. 1 to 13, the present embodiment provides a sole pressing production line for shoe making, including an electric control system, a sole pressing unit 100, a feeding unit 200 adjacent to an input end of the sole pressing unit 100 for inputting a processed object, and a discharging unit 300 adjacent to an output end of the sole pressing unit 100 for outputting a processed object after completion of sole pressing operation, where the feeding unit 200 and the sole pressing unit 100 are both electrically connected to the electric control system, the discharging unit 300 selects whether to be electrically connected to the electric control system according to actual requirements, and the electric control system is controlled by a PLC, specifically, taiwan permanent FBS macro-20 MAT 2-AC.

In this embodiment, the bottoming unit 100 includes a bottoming conveyor 101 for conveying the processed object to a working position, side pressing mechanisms 102 disposed at the left and right sides of the bottoming conveyor 101, a mounting frame disposed above the bottoming conveyor 101, a lift cylinder 103 mounted at the top of the mounting frame, a mounting plate 104 driven by the lift cylinder 103 to slide up and down along the mounting frame, a jacking mechanism 105 mounted at the bottom of the mounting plate 104, and a front and rear tightening mechanism 106 slidably mounted below the mounting plate 104 through a guide inner frame, wherein a pressure plate is disposed below the conveyor belt of the bottoming conveyor 101 and corresponding to the working position.

In this embodiment, the lateral pressing mechanism 102 includes a plurality of lateral pressing units, a lateral pressing cylinder 1021 for driving the lateral pressing units to move left and right, a top seat 1022 disposed on the top of the lateral pressing cylinder 1021, and a lateral pressing rubber plate 1024 mounted on the lateral pressing units at the front and rear sides through an elastic connection 1023, the lateral pressing rubber plate 1024 is disposed near the working position, each lateral pressing unit includes a lateral pressing piston rod 1027, a guide rod 1028, a latch 1029, a rubber seat 1026, and a lateral pressing rubber block 1025, the lateral pressing piston rod 1027 is respectively matched with the lateral pressing cylinder 1021 through a piston sliding seal, the guide rod 1028 is matched with the top seat 1022 in a sliding manner, and a locking hole matched with the latch 1029 is disposed at the inner end of the guide rod 1025, the lateral pressing piston rod 1027 and the guide rod 1028 of the same lateral pressing unit are connected with a rubber seat 1026, the lateral pressing rubber block 1025 is fixedly mounted on one side of the rubber seat 1026 facing the working position, and the top seat 1022 is respectively provided with a working 10291 at a stroke, the top seat 1022 on one side of each working insertion hole 10291 is further provided with a spare insertion hole 10292, when the extension of the side pressure rubber block 1025 needs to be limited, the latch 1029 is inserted into the working insertion hole 10291 and the corresponding lock hole on the guide rod 1028, and the latch 1029 is inserted into the spare insertion hole 10292 under the condition that the latch 1029 is not needed, and certainly, the latch 1029 can be placed at a designated storage position or screwed upwards out of the lock hole at the working insertion hole 10291.

According to the side-pressure gluing device, the side-pressure oil cylinder 1021 drives the side-pressure gluing block 1025 to move in opposite directions to extrude the side-pressure gluing plate 1024 on the corresponding side, the side-pressure gluing plate 1024 is used for respectively and uniformly extruding the left side and the right side of a processed object, the extrusion force on each of the two sides of the processed object is uniform, and the side-pressure gluing quality is guaranteed. In addition, for some special shoe types, at some positions where glue pressing is not needed or pressing is inconvenient, the side pressure components corresponding to the positions can not be pressed out by inserting the bolts 1029 into the working insertion holes 10291 and the locking holes of the guide rods 1028.

Elastic connection piece 1023 includes extension spring and the first connecting piece of adorning on gluing seat 1026 admittedly and adorn the second connecting piece on side pressure offset plate 1024 admittedly, the screw is preferably adopted to first connecting piece, and the second connecting piece is preferred to adopt round pin or pothook etc. the both ends of extension spring are connected with first connecting piece and second connecting piece respectively, can realize the fast-assembling and the quick detach of side pressure offset plate 1024 like this through the cooperation of extension spring with the second connecting piece, can guarantee simultaneously that side pressure offset plate 1024 can not break away from or skew operating position in the assembly use.

In this embodiment, the mounting bracket includes with conveyor 101 fixed mounting's direction outrigger and fixed mounting in the backup pad at direction outrigger top at the end of pressing, lift cylinder 103 is vertical to be installed in the backup pad and its piston rod wears to establish downwards and mounting panel 104 fixed connection, mounting panel 104 and direction outrigger sliding fit, the direction outrigger includes four slide bars of establishing on the side around mounting panel 104 separately, it adorns admittedly to tighten mechanism 106 around the back the bottom of four slide bars, the top of slide bar upwards passes mounting panel 104 and installs locking piece 107 on the slide bar top, mounting panel 104 slidable mounting is on the slide bar. Thus, the mounting plate 104 can be lifted up and down along the guide outer frame by the lifting cylinder 103, and the jacking mechanism 105 is synchronously driven to lift up and down during the lifting process of the mounting plate 104, while the front and rear tightening mechanisms 106 can lift up and down only when the mounting plate 104 and the locking block 107 keep acting. In addition, a shock absorption sleeve (not shown in the figure) is sleeved outside the sliding rod at the bottom of the locking block 107, the shock absorption sleeve is made of rubber and plastic foam materials, the impact force of the mounting plate 104 and the locking block 107 can be buffered in the process of pulling up the lifting oil cylinder 103, and the height of the shock absorption sleeve can be adjusted according to requirements to match different third stroke requirements.

The front and rear tightening mechanism 106 of this embodiment includes a working frame 1061 and a tightening cylinder 1062 extending forward and backward and arranged on the top surface of the working frame 1061, the four corners of the working frame 1061 are fixedly mounted on the two opposite inner side walls of the bottom end of the guide inner frame and the working frame 1061, and rails extending forward and backward are respectively arranged, the front and rear ends of the two rails are respectively provided with a front sliding plate 1063 and a rear sliding plate 1064 in a sliding fit manner, the cylinder body of the tightening cylinder 1062 is fixedly connected with the rear sliding plate 1064, the piston rod of the tightening cylinder 1062 is fixedly connected with the front sliding plate 1063, and a tension spring 1065 is connected between the rear end of the rear sliding plate 1064 and the rear end of the working frame 1061. The toe-in block 1066 is installed at the bottom of the front sliding plate 1063, the toe-in block 1066 is composed of a U-shaped binding body and a guide sheet hermetically connected to the lower opening of the U-shaped binding body, the guide sheet is arranged in a high front and low rear manner, and can be smoothly inserted from the bottom of the toe cap and keep a high stitching acting force on the toe cap during stitching, so that the gluing quality at the toe cap is enhanced. The bottom of the rear sliding plate 1064 is provided with a rear restraint block 1067, the rear restraint block 1067 is of a U-shaped structure with an upper opening and a lower opening and an open front end, and the rear restraint block 1067 does not interfere with the processed object in the process of being pulled up.

The top of the side pressing mechanism 102 is provided with a positioning pin, the bottom of the working frame 1061 is provided with a positioning hole corresponding to each positioning pin, when the piston rod of the lift cylinder 103 extends downwards for a certain distance (first stroke), the working frame 1061 is supported by the side pressing mechanism 102 and does not move downwards, the positioning pin is inserted into the positioning hole, and at this time, the top pressing mechanism 105 and the processed object still keep a certain distance without contacting.

In this embodiment, the pressing mechanism 105 includes a front pressing rod set, a rear pressing rod set, and a mounting seat 31, the mounting seat 31 is fixedly disposed at the bottom of the mounting plate 104, and the front pressing rod set and the rear pressing rod set are respectively mounted on the mounting seat 31. The front pressure lever set comprises a front cylinder body 11 filled with liquid, a front pressure lever 12 which is in sliding fit with the inside of the front cylinder body 11 through a piston and extends downwards, and a toe cap pressing block 13 which is installed at the bottom of the front pressure lever 12, the rear pressure lever set comprises a rear cylinder body 21 filled with liquid, a rear pressure lever 22 which is in sliding fit with the inside of the rear cylinder body 21 through a piston and extends downwards, and a rear heel pressing block 25 which is installed at the bottom of the rear pressure lever 22, the front cylinder body 11 and the rear cylinder body 21 are communicated together through an oil pipe 32, so that the front cylinder body 11 and the rear cylinder body 21 form a balance cylinder, after the rear pressure lever 22 preferentially acts with the rear heel pressure, the liquid in the rear cylinder body 21 can flow to the front cylinder body 11 through the oil pipe 32, and.

In addition, tower springs 33 are respectively abutted between the top of the front pressure lever group and the bottom of the mounting seat 31 and between the top of the rear pressure lever group and the bottom of the mounting seat 31, the front cylinder body 11 and the rear cylinder body 21 are respectively in sliding fit in corresponding cylinder barrels, the cylinder barrels are respectively connected with the mounting base 31 through mounting blocks 34 on the left side and the right side, a microswitch 94 electrically connected with the electric control system is respectively arranged on one mounting block 34 on the front pressure lever group and one mounting block 34 on the rear pressure lever group, the front cylinder body 11 and the rear cylinder body 21 are respectively provided with a trigger rod 35 in a protruding way at the position corresponding to the microswitch 94, the position of each cylinder barrel corresponding to the trigger rod 35 is provided with a strip hole for the trigger rod 35 to move up and down, thus, when the oil pressures in the front cylinder body 11 and the rear cylinder body 21 are balanced, the lifting oil cylinder 103 is continuously pressed down, so that the front pressure lever group and the rear pressure lever group can be lifted up based on the reaction force of the processed object; the front pressure lever group and the rear pressure lever group are lifted upwards by the reaction force to be acted with the micro switch 94, the piston rod of the lifting oil cylinder 103 is kept still again, then the trigger rod 35 is propped against the micro switch 94, and the piston rod of the lifting oil cylinder 103 is pressed down again to drive the whole mounting plate 104, the front pressure lever 12 and the rear pressure lever 22 to press and extrude the toe cap and the heel of the processed object, so that the tower spring 33 can not be further compressed, and the service life of the tower spring 33 can be ensured.

In order to realize that the relative distance between the front pressure bar group and the rear pressure bar group can be conveniently adjusted according to the size of a processed object, sliding rails are respectively arranged on the left side and the right side of the mounting seat 31, the mounting blocks 34 are in sliding fit on the sliding rails of the mounting seat 31 and are locked through fastening nails, and the mounting positions of the front pressure bar group and the rear pressure bar group can be adjusted in a translation mode through the position adjustment of the mounting blocks 34.

For the convenience according to the rear portion height control back depression bar length of processing thing of difference to improve the application scope of processing thing, the back depression bar 22 bottom axial fixity of this embodiment and circumference rotationally the cover be equipped with swivel sleeve 23, screw thread and screw-thread fit have the regulation pole 24 in the swivel sleeve 23, heel briquetting 25 is installed in adjusting the pole 24 bottom, can drive heel briquetting 25 and adjust pole 24 upwards or downwards through rotating swivel sleeve 23.

In this embodiment, the feeding unit 200 includes a feeding conveyor 201 and a correcting conveyor 202, an input end of the correcting conveyor 202 is connected to an output end of the feeding conveyor 201, an output end of the correcting conveyor 202 is connected to an input end of the bottom pressing conveyor 101, and a correcting mechanism 203 is disposed on an output side of the correcting conveyor 202. In this embodiment, the workpiece to be bottomed is placed on the feeding conveyor 201, the workpiece is conveyed backward along the feeding conveyor 201 in a basic posture in which the toe is forward and the heel is backward, and then the correction in a uniform standard posture is performed on the correcting conveyor 202 by the correcting mechanism 203, that is, the front-rear axial direction of the workpiece is parallel to the conveying direction.

Specifically, the method comprises the following steps: the correcting mechanism 203 of this embodiment includes two correcting cylinders symmetrically disposed on the left and right sides of the conveying surface of the correcting conveyor 202 and correcting plates respectively mounted on the piston rods of the correcting cylinders on the corresponding sides, and the space between the two correcting plates is a correcting space.

The correction cylinders, the lateral pressure cylinder 1021, the tightening cylinder 1062, and the lift cylinder 103 are respectively connected to a hydraulic system, which is not described herein again for the prior art.

Further, in order to realize automatic detection and complete the correction operation, a first inductive switch (not shown in the figure) electrically connected with the electronic control system is installed on the correction conveyor 202 behind the correction mechanism 203, and a concrete first inductive switch may adopt BEN 5M-MFR. When the rear end of the processed object moves to the sensing range of the first sensing switch and is sensed, the electric control system controls the two correction oil cylinders to synchronously move in opposite directions, so that the processed object is clamped and is enabled to present a uniform standard posture, and the corrected correction plate is reset.

In order to automatically detect and convey the processed object to a designated position, in this embodiment, a second inductive switch (not shown in the figure) is installed at the input end of the bottom pressing conveyor 101, and the specific second inductive switch may adopt BEN5M-MFR, the second inductive switch is electrically connected to the electronic control system, when the rear end of the processed object moves to the inductive range of the second inductive switch and is sensed, the electronic control system controls the driving motor of the bottom pressing conveyor 101 to operate for a predetermined time at a set rotation speed, that is, the distance from the induction to the backward conveying can be uniformly set, and the bottom pressing conveyor 101 stops after the processed object is in place regardless of the size of the processed object. In addition, the second inductive switch of this embodiment can also detect whether there is an object at the input end of the bottom pressing conveyor 101, so as to avoid danger after the front and rear tightening mechanisms 106 are pressed down, thereby improving safety and usability.

In order to automatically detect that the front and rear tightening mechanisms 106 fall in place, in this embodiment, a first travel switch (not shown in the figure) that interacts with the front and rear tightening mechanisms 106 is installed on one side of the side pressing mechanism 102, and a specific first travel switch may be chand TZ-8108, where the first travel switch is electrically connected to an electronic control system, and when the working frame 1061 triggers the first travel switch, a piston rod of the lift cylinder 103 remains stationary.

In order to automatically sense that the mounting plate 104 is lifted to the proper position, in this embodiment, a second travel switch (not shown in the figure) electrically connected to the electronic control system is installed on the top of the mounting plate 104, and a specific second travel switch may be chand TZ-8108, and when the mounting plate 104 is driven to lift by the lift cylinder 103 and the second travel switch is triggered, the mounting plate 104 remains stationary, which indicates that the resetting is completed, and waits for the next cycle of work.

In order to automatically sense whether an object exists on the output side of the bottom pressing conveyor 101, in this embodiment, a third sensing switch 96 may be disposed on the bottom pressing conveyor 101 directly below the rear end of the front and rear tightening mechanism 106, specifically, the third sensing switch 96 may be cohn KS20-20-a, the third sensing switch 96 is electrically connected to an electronic control system, and when an object exists on the position, the lift cylinder 103 does not operate, and the correction conveyor 202 does not operate.

The working process of the bottom pressing assembly line of the embodiment is as follows:

1. the processed object is conveyed to a correction conveyor 202 along a feeding conveyor 201, and is in a standard posture through a correction mechanism 203, namely, the toe is in front and the heel is behind, and the front and back axial directions of the processed object are parallel to the conveying direction; the definition here is that along the direction of conveyance of the work, the side close to the feeding is the forward direction, and the side close to the blanking is the backward direction.

2. The operation of the correcting conveyor 202 and the bottom pressing conveyor 101 is corrected, and the processed object is conveyed to a working position, which is the position on the conveying surface of the bottom pressing conveyor 101 pressed by the processed object pressed side pressing mechanism 102, the top pressing mechanism 105 and the front and rear tightening mechanisms 106 in the embodiment;

3. after the workpiece reaches the working position, the lifting oil cylinder 103 acts to press down to finish a first stroke, so that the front and rear tightening mechanisms 106 and the top pressing mechanism 105 move downwards, the pressure maintaining is stopped when the front and rear tightening mechanisms 106 are supported on the side pressing mechanism 102, a distance is reserved between the top pressing mechanism 105 and the workpiece, and a distance is reserved between the front binding block 1066 and the rear binding block 1067;

4. the tightening cylinder 1062 acts to push the workpiece backward by the front tightening block 1066 to abut against the rear tightening block 1067, and pressure is maintained;

5. the lifting oil cylinder 103 acts and presses down again to finish a second stroke, so that the toe cap pressing block 13 is pressed against the toe cap and the heel pressing block 25 is pressed against the heel, the front pressure and the rear pressure are balanced, the front pressing rod group and the rear pressing rod group are lifted upwards under the reaction force of the processed object, and the pressure is maintained;

6. after the workpiece is lifted to the right position, the tightening oil cylinder 1062 acts again, so that the front tightening block 1066 and the rear tightening block 1067 act oppositely to clamp the front end and the rear end of the workpiece, and pressure is maintained;

7. the side pressure oil cylinder 1021 acts to enable the two side pressure rubber plates 1024 to act oppositely to extrude the left side and the right side of the processed object, and pressure maintaining is carried out;

8. the lifting oil cylinder 103 is actuated again to press down to finish a third stroke, so that the mounting plate 104 and the jacking mechanism 105 both move downwards for a certain distance, and meanwhile, the front pressure rod group and the rear pressure rod group increase the pressure to extrude the processed object, and the pressure is maintained;

9. when the pressure maintaining time is up, the lateral pressure oil cylinder 1021 and the tightening oil cylinder 1062 are reset, then the lifting oil cylinder 103 is pulled upwards to reset, the top pressure mechanism 105, the front and rear tightening mechanisms 106 and the mounting plate 104 are driven to ascend, and the lifting is stopped after the top pressure mechanism, the front and rear tightening mechanisms and the mounting plate 104 ascend in place;

10. then, the bottoming conveyor 101 is operated to send out the processed workpiece, and the correcting conveyor 202 sends in the next processed workpiece.

If the automatic control is adopted, in step S1, the first inductive switch detects the heel of the processed object and triggers the correction, and the timing control correction mechanism 203 releases and corrects the operation of the conveyor 202; the backward conveyance of the processed object is detected by the second inductive switch and the bottoming conveyor 101 is stopped by the timing control in step S2; in step S3, the timing control lift cylinder 103 starts to press down the first stroke and outputs a stop signal of the first stroke end through the first stroke switch; in step S4, the tightening cylinder 1062 is controlled by timing to start and complete the first operation; the lift cylinder 103 is controlled to start to be depressed for the second stroke by the timing at step S5, and a stop signal for the second stroke end is output through the micro switch 94; in step S6, the tightening cylinder 1062 is controlled by timing to start and complete the second operation; in step S7, the timing control side pressure cylinder 1021 starts and finishes the operation; the lift cylinder 103 is controlled to start and finish the third stroke by the timing at step S8; in step S9, the lift cylinder 103 is controlled to start to rise through the timing sequence and a stop signal of the reset end point is output through the second travel switch; the operation of the bottoming conveyor 101 is restarted by the timing control in step S10.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.