CN108078078B - Vamp trimmer - Google Patents

Abstract

The invention discloses a shoe upper shaping machine, comprising a working table, a softening mechanism for softening the upper, and a shaping mechanism for shaping the upper. The shaping mechanism and the softening mechanism are arranged on the working table, and the shaping mechanism includes a vibration generator , The upper die, the lower die, the cylinder and the support frame, the lower die and the support frame are fixed on the worktable, the cylinder is fixed on the support frame, the upper die is fixed on the push rod of the cylinder, and the vibration generator is fixed on the cylinder between the push rod and the upper die. When shaping the upper, the operator places the upper on the lower die, and then starts the equipment, the air cylinder pushes the upper die to move downward, and the vibration generator vibrates the upper die, so that the upper die is in contact with the upper when the upper die is in contact with the shoe upper. , Vibrate the upper, flatten the folds on the upper, and then compress the upper and lower molds to press and shape the upper. Through the setting of the vibration generator, the folds on the vamp are flattened, and the molding quality of the vamp is improved.

Description

A shoe upper shaping machine

technical field

The invention relates to a production equipment for shoes and clothing, in particular to a shoe upper shaping machine.

Background technique

In the shoemaking industry, vamp shaping is often only carried out by a vamp shaping machine. The existing shaping machine uses a high-temperature upper die to press the upper on the lower die, so that the upper has a certain shape. However, when the upper itself has folds, the folds will remain on the upper during pressing, which affects the beauty of the upper, and the folded part is easily worn during daily wear.

SUMMARY OF THE INVENTION

In view of the deficiencies in the prior art, the purpose of the present invention is to provide a shoe upper shaping machine, which smoothes the shoe upper through vibration.

In order to achieve the above object, the present invention provides the following technical solutions: a shoe upper shaping machine, comprising a workbench, a softening mechanism for softening the upper and a shaping mechanism for shaping the upper, and the shaping mechanism and the softening mechanism are arranged on the working table. On the table, the shaping mechanism includes a vibration generator, an upper die, a lower die, a cylinder and a support frame. The lower die and the support frame are fixed on the worktable, and the cylinder is fixed on the support frame and is located directly above the lower die. The vibration generator is fixed on the push rod of the cylinder, and the upper die is fixed on the vibration generator.

As a further improvement of the present invention, the support frame includes three "concave"-shaped side plates vertically arranged on the workbench and a top plate horizontally arranged at the end of the side plates facing away from the workbench. The sliding rail extending in the direction has a sliding groove on the top plate, the sliding rail is slidably arranged in the sliding groove, and the side plate is provided with a fixing mechanism for fixing the top plate. The fixing mechanism includes a rack, a first spring and a lever. There are fixed teeth, the side plate is provided with a first installation slot, the bottom of the first installation slot is provided with a through hole for the rack to pass through, the lever is hinged in the first installation slot, the rack is fixed at one end of the lever, the first The spring is arranged in the first installation slot, one end of the lever is against the end of the lever facing away from the rack, and the other end is against the bottom of the first installation slot, pushes the rack through the through hole and moves toward the top plate, so that the rack and the fixed teeth engage to secure the top panel to the side panels.

As a further improvement of the present invention, the softening mechanism includes a water tank, a pipeline, a valve, a nozzle for spraying steam and a heater for heating the liquid in the water tank, the water tank is fixed under the workbench, the heater is arranged in the water tank, and the pipeline It is arranged on the workbench and one end is communicated with the water tank, the valve is arranged on the pipeline, and the nozzle is arranged on the end of the pipeline facing away from the water tank and is arranged close to the lower die.

As a further improvement of the present invention, the vibration generator includes a casing and eccentric balls, the upper part of the casing is connected to the cylinder, the lower part of the casing is connected to the upper die, the casing is provided with a pie-shaped rolling cavity for rolling the balls, and the casing An air inlet and an air outlet are arranged on the upper part, and the air inlet direction of the air inlet and the air outlet direction of the air outlet are tangent to the outer circle of the rolling cavity, so as to push the balls to roll in the rolling cavity when the air source is connected.

As a further improvement of the present invention, the upper die includes a connecting block and a forming block that are fixed to each other, the vibration generator is provided with a fixing structure for fixing the connecting block, and the fixing structure includes a second spring, a fixing block and a toggle block, and the vibration occurs. The device is provided with a positioning hole for the connection block to be embedded in, the side wall of the positioning hole is provided with a second installation slot, the connection block is provided with a fixing hole, the fixing block is slidably arranged in the second installation slot, and the second spring is arranged in the second installation slot. In the second installation groove, one end is in contact with the groove bottom of the second installation groove, and the other end is in contact with the fixing block, pushing the fixing block to slide toward the connecting block, when the fixing hole slides to the position of the fixing block, the fixing block is partially embedded and fixed The connecting block is locked with the vibration generator, the side wall of the second installation slot is provided with a toggle hole, and the toggle block is connected with the fixed block and protrudes out of the toggle hole.

As a further improvement of the present invention, the lower die is provided with an adsorption structure for absorbing the upper, the adsorption structure includes an air pump, the lower die is provided with an air cavity, and the upper surface of the lower die is provided with an air cavity that communicates with the air cavity. The suction hole is provided with a connecting port connecting the air cavity on the lower die, and the air pump is connected with the connecting port.

The beneficial effect of the present invention is that when shaping the upper, the operator places the upper on the lower die, then starts the equipment, the cylinder pushes the upper die to move to the lower die, and the vibration generator vibrates the upper die to make the upper die When in contact with the upper, the upper is vibrated to flatten the folds on the upper, and then the upper die and the lower die are compacted to press and form the upper. Through the setting of the vibration generator, the folds on the upper are vibrated, and the molding quality of the upper is improved.

Description of drawings

Fig. 1 is the overall structure diagram of the present invention;

Fig. 2 is the sectional view of the present invention;

Fig. 3 is a partial enlarged view of the place marked in Fig. 2;

Figure 4. Structure diagram of the vibration generator and the upper die.

Detailed ways

The present invention will be further described in detail below with reference to the embodiments given in the accompanying drawings.

Referring to Figures 1 to 4, a shoe upper shaping machine of this embodiment includes a workbench 1, a softening mechanism 3 for softening the upper, and a shaping mechanism 2 for shaping the upper, the shaping mechanism 2 and the softening mechanism 2. The mechanism 3 is arranged on the workbench 1, the shaping mechanism 2 includes a vibration generator 21, an upper die 22, a lower die 25, a cylinder 23 and a support frame 24, and the lower die 25 and the support frame 24 are fixed on the workbench 1, The cylinder 23 is fixed on the support frame 24 and is located just above the lower die 25 , the vibration generator 21 is fixed on the push rod of the cylinder 23 , and the upper die 22 is fixed on the vibration generator 21 .

When shaping the shoe upper, the operator places the shoe upper on the lower die 25, and then starts the equipment, the cylinder 23 pushes the upper die 22 to move to the lower die 25, and the vibration generator 21 vibrates the upper die 22 to make the upper die 22 move. When 22 is in contact with the upper, the upper is vibrated to flatten the folds on the upper, and then the upper die 22 and the lower die 25 are compacted to press and form the upper. Through the setting of the vibration generator 21, the folds on the shoe upper are flattened, and the molding quality of the shoe upper is improved.

As an improved specific embodiment, the support frame 24 includes three "concave"-shaped side plates 241 vertically arranged on the workbench 1 and a top plate 242 horizontally arranged at the end of the side plates 241 facing away from the workbench 1, The side plate 241 is provided with a sliding rail 26 extending in the vertical direction, the top plate 242 is provided with a sliding groove, the sliding rail 26 is slidably arranged in the sliding groove, and the side plate 241 is provided with a fixing mechanism for fixing the top plate 242. The mechanism includes a rack 41, a first spring 42 and a lever 43. The top plate 242 is provided with fixed teeth 46, the side plate 241 is provided with a first installation slot 44, and the bottom of the first installation slot 44 is provided with a slot for the rack 41 to pass through. The lever 43 is hinged in the first installation slot 44, the rack 41 is fixed at one end of the lever 43, the first spring 42 is arranged in the first installation slot 44, and one end of the lever 43 is facing away from the rack 41. One end and the other end abut the bottom of the first installation slot 44, push the rack 41 through the through hole 45 and move toward the top plate 242, so that the rack 41 engages with the fixing teeth 46, thereby fixing the top plate 242 on the side plate 241 .

When processing shoe uppers with different thicknesses, the operator pushes the lever 43 to move the rack 41 away from the top plate 242 , separates the rack 41 from the fixing teeth 46 , releases the fixation on the top plate 242 , and then moves the top plate 242 along the slide rail 26 , so that the gap between the upper die and the lower die is suitable for the shoe upper to be processed. Then, the operator releases the lever 43 , and the first spring 42 pushes the lever 43 to return, so that the rack 41 engages with the fixing teeth 46 , thereby fixing the top plate 242 . Through the sliding of the top plate 242, the upper die is driven to move, and the distance between the upper die 22 and the lower die 25 is adjusted, so that the present invention is suitable for shoe uppers with different thicknesses.

As an improved specific embodiment, the softening mechanism 3 includes a water tank 31 , a pipeline 32 , a valve, a spray head 34 for spraying steam, and a heater for heating the liquid in the water tank 31 , and the water tank 31 is fixed below the workbench 1 . , the heater is arranged in the water tank 31, the pipeline 32 is arranged on the workbench 1 and one end communicates with the water tank 31, the valve is arranged on the pipeline 32, the nozzle 34 is arranged on the end of the pipeline 32 facing away from the water tank 31 and is arranged close to the lower die 25 .

Before shaping the shoes, the operator first starts the equipment, heats the liquid in the water tank 31 to generate steam, and then activates the valve, so that the steam is sprayed from the nozzle 34 to the lower die 25, softening the upper on the lower die 25, so that the shoes The upper has better deformation properties, which makes the upper easier to shape.

As an improved specific embodiment, the vibration generator 21 includes a casing 211 and an eccentric ball 212. The upper part of the casing 211 is connected to the cylinder 23, and the lower part of the casing 211 is connected to the upper die 22. The casing 211 is provided with a The pie-shaped rolling cavity 213 for rolling the balls 212, the housing 211 is provided with an air inlet 214 and an air outlet 215, the air intake direction of the air inlet 214 and the air outlet direction of the air outlet 215 are tangent to the outer circle of the rolling chamber 213 , so as to push the balls 212 to roll in the rolling cavity 213 when the air source is connected.

The air inlet 214 is connected to the air source. After the air source blows the air into the air inlet 214, the air flows along the annular surface of the rolling cavity 213 and pushes the balls 212 to roll along the annular surface of the rolling cavity 213. Since the balls 212 are eccentric balls 212, During the rolling process, regularly changing hammers are generated on the contact surface, so that the casing 211 vibrates, thereby vibrating the upper die 22 . The present invention generates vibration by rolling the eccentric balls 212 in the rolling cavity 213, and has a simple and compact structure.

As an improved specific embodiment, the upper die 22 includes a connecting block 221 and a forming block 222 that are fixed to each other, the vibration generator 21 is provided with a fixing structure for fixing the connecting block 221, and the fixing structure includes a second spring 223, a fixing structure Block 224 and toggle block 225, the vibration generator 21 is provided with a positioning hole 226 for embedding the connecting block 221, a second installation slot 227 is opened on the side wall of the positioning hole 226, and a fixing hole 228 is opened on the connecting block 221, The fixing block 224 is slidably arranged in the second installation slot 227, the second spring 223 is arranged in the second installation slot 227, one end is in contact with the groove bottom of the second installation slot 227, and the other end is in conflict with the fixing block 224, pushing the fixing block 224 slides toward the connecting block 221, when the fixing hole 228 slides to the position of the fixing block 224, the fixing block 224 is partially embedded in the fixing hole 228, and the connecting block 221 and the vibration generator 21 are locked. A toggle hole 229 is opened on the wall, and the toggle block 225 is connected to the fixed block 224 and protrudes out of the toggle hole 229 .

When processing shoe uppers of different specifications, the operator toggles the toggle block 225 to make the fixed block 224 slide away from the fixed hole 228 to release the locking of the connecting block 221, and then the operator replaces the upper die and presses the new upper die. The die is installed on the vibration generator 21. After the new upper die is placed in the positioning hole 226, the operator releases the toggle block 225, and the second spring 223 pushes the fixing block 224 into the fixing hole 228 to push the upper pressure die. The die is mounted on the vibration generator 21 . In this embodiment, the operator only needs to toggle the toggle block 225 to disassemble and assemble the upper die 22 from the vibration generator 21 , which is convenient to operate and improves the efficiency of the operator to replace the upper die 22 .

As an improved specific embodiment, the lower die 25 is provided with an adsorption structure for absorbing the upper, the adsorption structure includes an air pump 4, an air cavity is opened on the lower die 25, and an upper surface of the lower die 25 is provided with an air cavity. There is a suction hole 252 communicating with the air cavity, the lower die 25 is provided with a connecting port for connecting the air cavity, and the air pump 4 is connected with the connecting port.

After placing the shoe upper on the lower die 25 in the existing shaping machine, the upper cannot stick to the lower die 25, but is partially lifted. When pressing and shaping, when the upper die 22 is pressed down, wrinkles are easily generated. . In this embodiment, through the setting of the adsorption structure, the air in the air cavity is sucked out by the air pump 4 , and negative pressure is generated on the air suction hole 252 , so that the shoe upper is attached and adsorbed on the surface of the lower die 25 . During pressing, the upper is pressed and formed according to the state of placement, and will not be deformed during pressing, thereby effectively preventing the upper from wrinkling during pressing and shaping, and improving the quality of shaping.

The above are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions that belong to the idea of the present invention belong to the protection scope of the present invention. It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims (5)

1. A vamp trimmer which is characterized in that: comprises a workbench (1), a softening mechanism (3) for softening vamps and a shaping mechanism (2) for shaping vamps, wherein the shaping mechanism (2) and the softening mechanism (3) are arranged on the workbench (1), the shaping mechanism (2) comprises a vibration generator (21), an upper pressing die (22), a lower pressing die (25), a cylinder (23) and a support frame (24), the lower pressing die (25) and the support frame (24) are fixed on the workbench (1), the cylinder (23) is fixed on the support frame (24) and is positioned right above the lower pressing die (25), the vibration generator (21) is fixed on a push rod of the cylinder (23), the upper pressing die (22) is fixed on the vibration generator (21), the support frame (24) comprises three concave side plates (241) which are vertically arranged on the workbench (1) and a top plate (242) which is horizontally arranged at one end of the side plates (241) back to the workbench (1), the side plate (241) is provided with a sliding rail (26) extending along the vertical direction, the top plate (242) is provided with a sliding groove, the sliding rail (26) is arranged in the sliding groove in a sliding manner, the side plate (241) is provided with a fixing mechanism for fixing the top plate (242), the fixing mechanism comprises a rack (41), a first spring (42) and a lever (43), the top plate (242) is provided with a fixing tooth (46), the side plate (241) is provided with a first mounting groove (44), the bottom of the first mounting groove (44) is provided with a through hole (45) for the rack (41) to pass through, the lever (43) is hinged in the first mounting groove (44), the rack (41) is fixed at one end of the lever (43), the first spring (42) is arranged in the first mounting groove (44), and one end of the rack abuts against one end of the lever (43) back to the rack (41), the other end of the rack abuts against the bottom of the first mounting groove (44), the rack (41) is pushed to pass through the through hole (45) and move towards the top plate (242), the rack (41) is meshed with the fixed teeth (46), and the top plate (242) is fixed on the side plate (241).

2. A shoe upper trimmer according to claim 1, wherein: softening mechanism (3) include water tank (31), pipeline (32), valve, be used for shower nozzle (34) of blowout steam and be used for heating the heater of the liquid in water tank (31), workstation (1) below is fixed in water tank (31), the heater sets up in water tank (31), pipeline (32) set up on workstation (1) and one end and water tank (31) intercommunication, the valve sets up on pipeline (32), shower nozzle (34) set up in pipeline (32) one end of water tank (31) dorsad and be close to die (25) setting down.

3. A shoe upper trimmer according to claim 2, wherein: the vibration generator (21) comprises a shell (211) and eccentric balls (212), the upper portion of the shell (211) is connected with a cylinder (23), the lower portion of the shell (211) is connected with an upper pressing die (22), a pie rolling cavity (213) for the balls (212) to roll is arranged in the shell (211), an air inlet (214) and an air outlet (215) are arranged on the shell (211), and the air inlet direction of the air inlet (214) and the air outlet direction of the air outlet (215) are tangent to the excircle of the rolling cavity (213) so as to push the balls (212) to roll in the rolling cavity (213) when connected with an air source.

4. A shoe upper trimmer according to claim 3, wherein: the upper pressing die (22) comprises a connecting block (221) and a forming block (222) which are fixed with each other, a fixing structure used for fixing the connecting block (221) is arranged on the vibration generator (21), the fixing structure comprises a second spring (223), a fixing block (224) and a toggle block (225), a positioning hole (226) for the connecting block (221) to be embedded is formed in the vibration generator (21), a second mounting groove (227) is formed in the side wall of the positioning hole (226), a fixing hole (228) is formed in the connecting block (221), the fixing block (224) is arranged in the second mounting groove (227) in a sliding mode, the second spring (223) is arranged in the second mounting groove (227), one end of the second spring is abutted against the groove bottom of the second mounting groove (227), the other end of the second spring is abutted against the fixing block (224), the fixing block (224) is pushed to slide towards the connecting block (221), and when the fixing hole (228) slides to the position of the fixing block (, the fixing block (224) is partially embedded into the fixing hole (228), the connecting block (221) is locked with the vibration generator (21), a toggle hole (229) is formed in the side wall of the second mounting groove (227), and the toggle block (225) is connected with the fixing block (224) and extends out of the toggle hole (229).

5. A shoe upper trimmer according to claim 4, wherein: the shoe upper is characterized in that an adsorption structure used for sucking the shoe upper is arranged on the lower pressing die (25), the adsorption structure comprises an air pump (4), an air cavity is formed in the lower pressing die (25), an air suction hole (252) communicated with the air cavity is formed in the upper surface of the lower pressing die (25), a connecting port connected with the air cavity is formed in the lower pressing die (25), and the air pump (4) is connected with the connecting port.

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