Automatic unloading method for IP ejection sole device

Abstract

The application relates to the technical field of shoe production, in particular to an automatic unloading method of IP ejection shoe sole equipment. The method replaces the traditional manual unloading mode by a mode that a plate-shaped shovel and a plate-shaped pushing part are driven by a Z-direction moving mechanism and an X-direction moving mechanism to push the shoe sole formed on a lower mold, when the plate-shaped shovel is driven by the Z-direction moving mechanism to move to contact the upper surface of the lower mold, the plate-shaped shovel continues to move downward by a small distance, the inclination angle of the plate-shaped shovel tends to be gentle, but there is still an included angle between the plate-shaped shovel and the upper surface of the lower mold, so that when the plate-shaped shovel forwards to shovel the shoe sole, the friction between the plate-shaped shovel and the surface of the lower mold is greatly reduced, energy loss is reduced, and the abrasion of the lower mold and the plate-shaped shovel is reduced, the above scheme of the application can avoid scalding when unloading manually, and work efficiency is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of shoe production, and particularly relates to an automatic unloading method of IP injection shoe sole equipment. BACKGROUND

[0002] IP refers to one-time foaming, which is a processing technology mode of directly injecting raw materials into a mold after the raw materials are processed, and then one-time vulcanization forming through high-temperature molding.

[0003] Injection molding is a molding method using a mold, in which a material such as synthetic resin (plastic) is heated and melted, and then the material is injected into the mold and cooled to form a target shape. This process is similar to the process of injecting a liquid with a syringe.

[0004] After the IP injection shoe sole is formed in the mold, the upper mold and the lower mold need to be separated, and then the shoe sole is manually taken out of the mold. Since the temperature in the mold is high, the operation of manually taking out the shoe sole is prone to scalding, and the work efficiency is low. SUMMARY

[0005] The technical problem to be solved by the present application is an automatic unloading method of IP injection shoe sole equipment, which replaces manual unloading with mechanical unloading to avoid scalding during unloading and improve work efficiency.

[0006] To solve the above technical problems, the technical scheme adopted by the present application is as follows:

[0007] An automatic unloading method of IP injection shoe sole equipment, the unloading method is based on an unloading device;

[0008] The unloading device comprises an IP injection shoe sole equipment body and an unloading mechanism;

[0009] The IP injection shoe sole equipment body comprises an upper mold and a lower mold, and the upper mold is movably arranged above the lower mold in the vertical direction;

[0010] The unloading mechanism is located in the X direction of the IP injection shoe sole equipment, and the unloading mechanism comprises a Z direction moving mechanism, an X direction moving mechanism and an unloading part;

[0011] The X direction moving mechanism is connected to the Z direction moving mechanism, and the unloading part is connected to the X direction moving mechanism;

[0012] The unloading part is vertically connected by a plate-shaped shovel body and a plate-shaped pushing part, and the X direction of the unloading part is pivoted to the X direction moving mechanism through a connecting piece;

[0013] The X direction moving mechanism is provided with a limiting piece, and the limiting piece is used to abut against the connecting piece, so that the included angle between the plate-shaped shovel body and the horizontal plane under the action of gravity is 5-30 degrees;

[0014] Further comprising a PLC, which is electrically connected with the Z-direction moving mechanism and the X-direction moving mechanism respectively;

[0015] The discharging method is automatically controlled and completed under the corresponding control program set by the PLC.

[0016] The discharging method comprises the following steps:

[0017] Step 1: after the shoe sole is injection molded, the upper mold is controlled to move upward and separate from the lower mold.

[0018] Step 2: the Z-direction moving mechanism is controlled to move upward, and the free end of the plate-shaped shovel body is higher than the upper surface of the lower mold.

[0019] Step 3: the X-direction moving mechanism is controlled to move reversely in the X-direction, and the plate-shaped shovel body is moved to the upper side of the lower mold.

[0020] Step 4: the Z-direction moving mechanism is controlled to move downward, and the free end of the plate-shaped shovel body contacts the upper surface of the lower mold, so that the included angle between the lower surface of the plate-shaped shovel body and the upper surface of the lower mold is greater than 0 degrees and less than 10 degrees.

[0021] Step 5: the X-direction moving mechanism is controlled to move reversely in the X-direction, and the shoe sole on the lower mold is scooped up by the shovel body, and the scooped-up shoe sole is pushed out of the lower mold by the plate-shaped pushing part, thereby completing the discharging.

[0022] Further, in the discharging device, a plurality of IP injection shoe sole equipment bodies are arranged in a straight line along the Y-direction.

[0023] The discharging mechanism further comprises a Y-direction moving mechanism, and the Z-direction moving mechanism is connected to the Y-direction moving mechanism; the PLC is electrically connected with the Y-direction moving mechanism.

[0024] In the discharging method, the step 1 is specifically that, after the shoe sole of one of the IP injection shoe sole equipment is molded, the upper mold thereof is controlled to move upward and separate from the lower mold.

[0025] The step 2 is specifically that: the Y-direction moving mechanism is controlled to move, and the plate-shaped shovel body is moved to be directly opposite to the IP injection shoe sole equipment; the Z-direction moving mechanism is controlled to move upward, so that the free end of the plate-shaped shovel body is higher than the upper surface of the lower mold.

[0026] Further, in the discharging device, the upper part of the free end of the plate-shaped shovel body is provided with an inclined surface, and the free end of the plate-shaped shovel body is in the shape of a knife edge.

[0027] Further, in the discharging device, the X-direction moving mechanism comprises a plurality of telescopic driving members which are sequentially connected with each other and have the same moving direction of the X-direction; when the plurality of telescopic driving members are all in the contraction state, the free end of the plate-shaped shovel body is completely moved out of the IP injection shoe sole equipment.

[0028] Further, the telescopic drive is an electric push rod, a pneumatic cylinder or a hydraulic cylinder.

[0029] Further, the number of the X-direction moving mechanisms is 2 groups, and the number of the discharge parts is 2, and the distance between the two discharge parts is 5-20 cm.

[0030] Further, in the discharge device, the Y-direction moving mechanism comprises a Y-direction rack and a Y-direction guide rail, further comprises a sliding seat in sliding fit with the Y-direction guide rail, the sliding seat is connected with a gear in mesh with the rack, the sliding seat is connected with a driving motor, and the driving motor is in transmission connection with the gear; the PLC is in electrical connection with the driving motor.

[0031] Further, in the discharge device, the plate-shaped pushing part is connected with a vibrator, and the vibrator is in electrical connection with the PLC.

[0032] In the discharge method, between the step 4 and the step 5, a step 41 of controlling the vibrator to be turned on is further included.

[0033] The present application has the beneficial effects that: the Z-direction moving mechanism and the X-direction moving mechanism drive the plate-shaped shovel and the plate-shaped pushing part to push out the molded soles on the lower mold, which replaces the traditional manual discharge mode; when the plate-shaped shovel is driven by the Z-direction moving mechanism to move to contact the upper surface of the lower mold, the plate-shaped shovel is continuously moved downward by a small distance, so that the inclination angle of the plate-shaped shovel tends to be gentle, but there is still an included angle between the plate-shaped shovel and the upper surface of the lower mold, so that when the plate-shaped shovel pushes the soles forward, the friction between the plate-shaped shovel and the surface of the lower mold is greatly reduced, which reduces the energy loss and the wear of the lower mold and the plate-shaped shovel; compared with the mode of discharging by the suction cup, the present application saves the vacuum pump and the vacuum suction cup, and greatly saves the cost; the above scheme of the present application can avoid the scalding of the workers during discharging, and improves the work efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0034] Figure 1 It is a structure schematic view of a discharge device of the embodiment of the present application;

[0035] Figure 2 It is a structure schematic view of a discharge mechanism of the embodiment of the present application;

[0036] Figure 3 It is Figure 2 the enlarged view of A part of the present application;

[0037] Figure 4 It is a front view of a discharge device of the embodiment of the present application;

[0038] Figure 5A top view of a discharging device according to an embodiment of the present application;

[0039] Figure 6 A B sectional view of Figure 5 ;

[0040] Figure 7 A C enlarged view of Figure 6 ;

[0041] Label explanation:

[0042] 1, IP injection shoe sole equipment body; 11, upper mold; 12, lower mold;

[0043] 2, discharging mechanism; 21, Z-direction moving mechanism; 211, vertical cylinder; 212, guide column; 213, support plate; 214, connecting column; 215, connecting plate; 22, X-direction moving mechanism; 23, discharging part; 231, plate-shaped shovel body; 2311, inclined surface; 232, plate-shaped pushing part; 233, connecting piece; 234, limiting piece; 24, Y-direction moving mechanism; 241, rack; 242, Y-direction guide rail; 243, sliding seat; 2431, guide sleeve; 244, gear; 245, driving motor. DETAILED DESCRIPTION

[0044] To explain the technical content, the purpose and the effect of the present application in detail, the following will be explained in combination with the embodiments and the drawings.

[0045] Please refer to Figures 1 to 7 , the present embodiment of the application relates to a kind of IP injection shoe sole equipment automatic discharging method, the discharging method is based on discharging device;

[0046] The discharging device includes IP injection shoe sole equipment body 1 and discharging mechanism 2;

[0047] The IP injection shoe sole equipment body 1 includes upper mold 11 and lower mold 12, the upper mold 11 is movably arranged in the vertical direction on the upper side of lower mold 12;

[0048] The discharging mechanism 2 is located in the X direction of IP injection shoe sole equipment, and the discharging mechanism 2 includes Z-direction moving mechanism 21, X-direction moving mechanism 22 and discharging part 23;

[0049] The X-direction moving mechanism 22 is connected to the Z-direction moving mechanism 21, and the discharging part 23 is connected to the X-direction moving mechanism 22;

[0050] The discharging part 23 is vertically connected by plate-shaped shovel body 231 and plate-shaped pushing part 232, and the X direction of the discharging part 23 is pivoted to the X-direction moving mechanism 22 through connecting piece 233;

[0051] The X-direction moving mechanism 22 is provided with a limiting piece 234 for abutting against the connecting piece 233, so that the plate-shaped scraper body 231 forms an angle of 5-30 degrees with the horizontal plane under the action of gravity;

[0052] The PLC is further included and is electrically connected with the Z-direction moving mechanism 21 and the X-direction moving mechanism 22 respectively;

[0053] The discharging method is automatically controlled and completed under the setting of the corresponding control program of the PLC;

[0054] The discharging method comprises the following steps:

[0055] Step 1: after the sole is injection molded, the upper mold 11 is controlled to move upward and be separated from the lower mold 12;

[0056] Step 2: the Z-direction moving mechanism 21 is controlled to move upward, so that the free end of the plate-shaped scraper body 231 is higher than the upper surface of the lower mold 12;

[0057] Step 3: the X-direction moving mechanism 22 is controlled to move in the reverse direction of the X-direction, so that the plate-shaped scraper body 231 is moved to the upper side of the lower mold 12;

[0058] Step 4: the Z-direction moving mechanism 21 is controlled to move downward, so that the free end of the plate-shaped scraper body 231 contacts the upper surface of the lower mold 12, and the included angle between the lower surface of the plate-shaped scraper body 231 and the upper surface of the lower mold 12 is greater than 0 degrees and less than 10 degrees;

[0059] Step 5: the X-direction moving mechanism 22 is controlled to move in the reverse direction of the X-direction, so that the plate-shaped scraper body 231 scrapes the sole on the lower mold 12, the plate-shaped pushing part 232 pushes the scraped sole out of the lower mold 12, and the discharging is completed.

[0060] In the above embodiment, the stopping position of the Z-direction moving mechanism 21 in step 4 can be realized by a distance sensor, which can be arranged at the connecting piece 233, the limiting piece 234 or the bottom of the plate-shaped scraper body 231, and whether the distance between the distance sensor and the upper surface of the lower mold 12 reaches a preset threshold value is used as the judgment basis.

[0061] In the above embodiment, when the plate-shaped scraper body 231 is moved to contact the upper surface of the lower mold 12 under the driving of the Z-direction moving mechanism 21, the plate-shaped scraper body 231 is further moved downward by a small distance, so that the inclination angle of the plate-shaped scraper body 231 tends to be gentle, but there is still an included angle between the plate-shaped scraper body 231 and the upper surface of the lower mold 12, which greatly reduces the friction between the plate-shaped scraper body 231 and the surface of the lower mold 12 when the plate-shaped scraper body 231 scrapes and conveys the sole, thereby reducing the energy loss and the abrasion of the lower mold 12 and the plate-shaped scraper body 231.

[0062] As an optional embodiment, reference is made toFigure 1 and Figure 4 The plurality of IP shoe sole shooting equipment bodies 1 are arranged in a linear array along the Y direction.

[0063] The discharging mechanism 2 further comprises a Y direction moving mechanism 24, and the Z direction moving mechanism 21 is connected to the Y direction moving mechanism 24; the PLC is electrically connected to the Y direction moving mechanism 24.

[0064] In the discharging method, the step 1 specifically comprises: after the sole of one of the IP shoe sole shooting equipment is formed, the upper mold 11 is controlled to move upward and be separated from the lower mold 12.

[0065] The step 2 specifically comprises: the Y direction moving mechanism 24 is controlled to move and drive the plate-shaped shovel body 231 to move to be opposite to the IP shoe sole shooting equipment, and the Z direction moving mechanism 21 is controlled to move upward, so that the free end of the plate-shaped shovel body 231 is higher than the upper surface of the lower mold 12.

[0066] In the above embodiment, through staggered working of the plurality of IP shoe sole shooting equipment, the Y direction moving mechanism 24 can realize automatic discharging of the IP shoe sole shooting equipment with multiple stations by one set of discharging part 23.

[0067] As an optional embodiment, referring to Figure 7 In the discharging device, an inclined surface 2311 is arranged on the upper portion of the free end of the plate-shaped shovel body 231, and the free end of the plate-shaped shovel body 231 is in the shape of a blade.

[0068] In the above embodiment, the design of the inclined surface 2311 of the plate-shaped shovel body 231 is more conducive to the shovel of the sole closely attached to the lower mold 12.

[0069] As an optional embodiment, referring to Figure 6 In the discharging device, the X direction moving mechanism 22 comprises a plurality of telescopic driving members which are sequentially connected to each other and have the moving direction of the X direction; when the plurality of telescopic driving members are in the retracted state, the free end of the plate-shaped shovel body 231 is completely moved out of the IP shoe sole shooting equipment.

[0070] As an optional embodiment, the telescopic driving member is an electric push rod, an air cylinder or a hydraulic cylinder.

[0071] In the above embodiment, preferably, the telescopic driving member can be composed of three air cylinders and a plurality of connecting plates, and the specific structure is referred to Figure 6 .

[0072] As an optional embodiment, referring to Figure 3 The number of the X direction moving mechanism 22 is 2 groups, the number of the discharging part 23 is 2, and the spacing between the two discharging parts 23 is 5-20 cm.

[0073] In the above embodiment, since one IP shoots out the shoe sole device to shoot out 1 pair of shoe soles (left shoe and right shoe) at a time, two ejection parts 23 push out the left shoe and the right shoe respectively, and the gap is used to avoid the obstacles for limiting between the left shoe and the right shoe.

[0074] As an optional embodiment, referring to Figure 2 , the Y-direction moving mechanism 24 includes a Y-direction rack 241 and a Y-direction guide rail 242, and further includes a sliding seat 243 which is in sliding cooperation with the Y-direction guide rail 242, the sliding seat 243 is connected with a gear 244 which is in engagement with the rack 241, the sliding seat 243 is connected with a driving motor 245, the driving motor 245 is in transmission connection with the gear 244; the PLC is in electrical connection with the driving motor 245.

[0075] In the above embodiment, the driving motor 245 drives the gear 244 to rotate, thereby driving the sliding seat 243 to move in Y-direction.

[0076] As an optional embodiment, in the ejection device, the plate-shaped pushing part 232 is connected with a vibrator, and the vibrator is in electrical connection with the PLC.

[0077] In the ejection method, between the step 4 and the step 5, further includes a step 41 of controlling the vibrator to be turned on.

[0078] In the above embodiment, by arranging the vibrator, the plate-shaped shovel 231 can vibrate when shoveling the shoe sole, thereby further efficiently separating the shoe sole from the mold.

[0079] As a preferred embodiment, the Z-direction moving mechanism 21 can include a vertical air cylinder 211 and a plurality of vertical guide columns 212, referring to Figure 6 , the cylinder body of the vertical air cylinder 211 is fixed on the sliding seat 243, the sliding seat 243 is provided with a guide sleeve 2431 which is in cooperation with the guide column 212; the Z-direction moving mechanism 21 further includes a support plate 213 which is connected to the upper end of the piston rod of the vertical air cylinder 211, the upper end of the guide column 212 is fixedly connected to the lower surface of the support plate 213; the support plate 213 is provided with a connecting column 214 which extends upward on one side in X-direction, the upper end of the connecting column 214 is provided with a horizontal connecting plate 215, the cylinder body of the first-stage air cylinder of the X-direction moving mechanism (three-stage horizontal air cylinder) is connected to the lower part of the connecting plate 215.

[0080] The above merely illustrates the embodiments of the present application, and is not intended to limit the patent scope of the present application. Any equivalent transformation or direct or indirect application in the related technical field based on the content of the present application specification and drawings is also included in the patent protection scope of the present application.

Claims

1. An automatic unloading method of an IP ejection sole apparatus, characterized by, The discharging method is based on a discharging device; The discharging device comprises an IP injection sole equipment body and a discharging mechanism; The IP injection sole equipment body comprises an upper die and a lower die, and the upper die is movably arranged above the lower die in the vertical direction; The discharging mechanism is located in the X direction of the IP injection sole equipment, and the discharging mechanism comprises a Z direction moving mechanism, an X direction moving mechanism and a discharging part; The X direction moving mechanism is connected to the Z direction moving mechanism, and the discharging part is connected to the X direction moving mechanism; The discharging part is vertically connected by a plate-shaped shovel body and a plate-shaped pushing part, and the X direction of the discharging part is pivotally connected to the X direction moving mechanism through a connecting piece; The X direction moving mechanism is provided with a limiting piece for abutting against the connecting piece, so that the included angle between the plate-shaped shovel body and the horizontal plane under the action of gravity is 5-30 degrees; The discharging device further comprises a PLC, which is electrically connected to the Z direction moving mechanism and the X direction moving mechanism; The discharging method is automatically controlled and completed under the setting of the corresponding control program of the PLC; The discharging method comprises the following steps: Step 1: After the sole is injection molded, the upper die is controlled to move upward to separate from the lower die; Step 2: The Z direction moving mechanism is controlled to move upward, and the free end of the plate-shaped shovel body is higher than the upper surface of the lower die; Step 3: The X direction moving mechanism is controlled to move in the reverse direction of the X direction, and the plate-shaped shovel body is moved to above the lower die; Step 4: The Z direction moving mechanism is controlled to move downward, the free end of the plate-shaped shovel body contacts the upper surface of the lower die, and continues to move downward by a small distance, so that the included angle between the lower surface of the plate-shaped shovel body and the upper surface of the lower die is greater than 0 degrees and less than 10 degrees; Step 5: The X direction moving mechanism is controlled to move in the reverse direction of the X direction, the shovel body scoops up the sole on the lower die, the plate-shaped pushing part pushes the scooped-up sole out of the lower die, and the discharging is completed; In the discharging device, the plate-shaped pushing part is connected with a vibrator, and the vibrator is electrically connected to the PLC; In the discharging method, between the steps 4 and 5, step 41 of controlling the vibrator to be turned on is further included.

2. The automatic unloading method of IP ejection sole apparatus according to claim 1, wherein, In the discharging device, a plurality of IP injection sole equipment bodies are arranged in a straight line along the Y direction; The discharging mechanism further comprises a Y direction moving mechanism, and the Z direction moving mechanism is connected to the Y direction moving mechanism; the PLC is electrically connected to the Y direction moving mechanism; In the discharging method, the step 1 is specifically that when the sole of one of the IP injection sole equipment bodies is molded, the upper die of the IP injection sole equipment body is controlled to move upward to separate from the lower die; The step 2 is specifically that the Y direction moving mechanism is controlled to move, the plate-shaped shovel body is moved to be directly opposite to the IP injection sole equipment body, and the Z direction moving mechanism is controlled to move upward, so that the free end of the plate-shaped shovel body is higher than the upper surface of the lower die.

3. The automatic unloading method of IP ejection sole apparatus according to claim 1, wherein, In the discharging device, the upper part of the free end of the plate-shaped shovel body is provided with an inclined surface, and the free end of the plate-shaped shovel body is in the shape of a blade.

4. The automatic unloading method of IP ejection sole apparatus according to claim 1, wherein, In the discharging device, the X direction moving mechanism comprises a plurality of telescopic driving pieces which are sequentially connected to each other and move in the X direction; when a plurality of telescopic driving pieces are in the retracted state, the free end of the plate-shaped shovel body is completely moved out of the IP injection sole equipment.

5. The automatic unloading method of IP ejection sole apparatus according to claim 4, wherein, The telescopic driving member is an electric push rod, a pneumatic cylinder or a hydraulic cylinder.

6. The automatic unloading method of IP ejection sole apparatus according to claim 1, wherein, The number of the X-direction moving mechanisms is two groups, and the number of the discharge portions is two, and the distance between the two discharge portions is 5-20 cm.

7. The automatic unloading method of IP ejection shoe sole apparatus according to claim 2, wherein, In the discharge device, the Y-direction moving mechanism comprises a Y-direction rack and a Y-direction guide rail, further comprises a sliding seat in sliding fit with the Y-direction guide rail, the sliding seat is connected with a gear in mesh with the rack, the sliding seat is connected with a driving motor, and the driving motor is in transmission connection with the gear; the PLC is in electrical connection with the driving motor.

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