Telescopic shoe sole lower mold

Abstract

The utility model discloses a telescopic sole lower mould, the sole lower mould comprises: work platform, moving mechanism, clamping mechanism, lower shoe mould and temperature control part, the moving mechanism is installed on the work platform, the front end of the moving mechanism is provided with lower shoe mould; the clamping mechanism clamps the lower shoe mold and drives the lower shoe mold to horizontally move back and forth; the lower shoe mold is provided with a material injection cavity, and the material injection cavity is used for injecting an injection molding material and enabling the injection molding material to be fully cured to reach preset strength and hardness; the temperature control parts are arranged opposite to the corresponding lower shoe molds up and down, and are used for keeping the temperature of the injection molding cavities in a set temperature interval required by a process during working; according to the technical scheme, the problems of low production efficiency, insufficient flexibility, single sole type produced on a production line and the like in sole injection molding production are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mould technology especially relates to a retractable shoe sole lower mould. BACKGROUND

[0002] In the shoe sole manufacturing field, injection molding process is a kind of efficient and widely used production mode. Among them, the shoe sole mould as the key component in injection molding process, its design and use mode directly affect the production efficiency and quality of shoe sole. With the progress of science and technology and the development of shoemaking industry, the moving mode of shoe sole mould has experienced the evolution from manual to automatic, from fixed to movable.

[0003] In the traditional shoe sole injection molding process, the mould is usually fixed on a specific station, and the raw material is sent to the top of the mould for injection by the conveying system. Although this way meets the production needs to a certain extent, it has problems such as low production efficiency, insufficient flexibility and single type of shoe sole produced on the production line. UTILITY MODEL CONTENTS

[0004] In view of the above defects, the utility model aims at providing a retractable shoe sole lower mould, which solves the problems of low production efficiency, insufficient flexibility and single type of shoe sole produced on the production line in shoe sole injection molding production.

[0005] To achieve this purpose, the utility model adopts the following technical scheme: a retractable shoe sole lower mould, the shoe sole lower mould comprises: a work platform, a moving mechanism, a clamping mechanism, a lower shoe mould and a temperature control component, wherein:

[0006] The moving mechanism is installed on the work platform, and the front end of the moving mechanism is provided with the lower shoe mould. The moving mechanism is provided with at least two clamping mechanisms, and the two clamping mechanisms are oppositely arranged. The clamping mechanism clamps the lower shoe mould and drives the lower shoe mould to move horizontally forward and backward.

[0007] The number of lower shoe moulds is two, and the two lower shoe moulds are symmetrically arranged. The lower shoe mould is provided with an injection cavity, which is used for injecting injection material and enabling the injection material to fully solidify and reach the predetermined strength and hardness.

[0008] Each temperature control component is oppositely arranged with a corresponding lower shoe mould. The temperature control component is installed on the front end of the moving mechanism, and the temperature control component is used to maintain the temperature of the injection cavity within the predetermined process requirement temperature range during work.

[0009] Further, the moving mechanism comprises two forward moving parts, the two forward moving parts are arranged in parallel on the working platform, the front end of one forward moving part is provided with one lower shoe mold, and the front end of the other forward moving part is provided with the other lower shoe mold.

[0010] Further, the forward moving part comprises a linear guide rail, a transmission screw rod, a first connecting plate and a sliding block, the linear guide rail is installed on the upper surface of the working platform, the transmission screw rod is installed on the lower surface of the working platform in parallel with the linear guide rail, and the front end of the linear guide rail and the movable section of the transmission screw rod are connected through the first connecting plate.

[0011] The bottom of the sliding block is fixedly installed on the front part of the working platform, and the top of the sliding block is provided with a sliding groove, and the linear guide rail is movably installed in the sliding groove.

[0012] Further, the forward moving part further comprises a driving sub-component, the power output end of the driving sub-component is in transmission connection with the power input end of the transmission screw rod, and the driving sub-component is a servo motor or the driving sub-component is a gas cylinder.

[0013] Further, the forward moving part further comprises a second connecting plate, the bottom of the second connecting plate is fixedly connected with the forward moving part, and the top of the second connecting plate is fixedly connected with the lower shoe mold.

[0014] Further, the two sides of the second connecting plate are provided with horizontal protruding parts.

[0015] The clamping mechanism is arranged on the horizontal protruding part, and the clamping mechanism clamps and fixes the lower shoe mold.

[0016] Further, the clamping mechanism comprises a supporting seat, a clamping part and a locking part, the supporting seat is fixedly installed on the horizontal protruding part, one end of the clamping part is hingedly connected to the supporting seat, and the other end of the clamping part clamps the lower shoe mold.

[0017] After the clamping part clamps the lower shoe mold, pressing the locking part will fix the clamping part and the lower shoe mold.

[0018] Further, the second connecting plate is longitudinally provided with a strip-shaped installation groove, and the strip-shaped installation groove is arranged opposite to the material injection chamber.

[0019] The temperature control component comprises a thermocouple and a drag chain, the thermocouple is installed on the strip-shaped installation groove, and the thermocouple is connected with the power supply through the drag chain.

[0020] Further, the retractable shoe sole lower mold further comprises a drag chain protective cover, the drag chain protective cover is a box structure with an open bottom, and the drag chain protective cover is buckled on the forward movement part.

[0021] Further, the retractable shoe sole lower mold further comprises a guide rail protective cover, the guide rail protective cover is a box structure with an open bottom, and the guide rail protective cover is buckled on the forward movement part.

[0022] The technical scheme provided by the utility model can have the following beneficial effects: the two symmetrically arranged clamping mechanisms can clamp the lower shoe mold, prevent the lower shoe mold from shaking during operation and movement, reduce production quality, and drive the lower shoe mold to move forward and backward through the moving mechanism, so that the waiting time of the mold and the injection port is reduced, the two are quickly connected, production efficiency is improved, and the lower shoe mold can be moved to the corresponding operation robot as needed, so that one production line can produce various types of shoe soles, and the technical scheme solves the problems of low production efficiency, insufficient flexibility and single type of shoe soles produced on the production line in shoe sole injection molding production. DRAWINGS

[0023] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained without creative labor on the basis of these drawings.

[0024] Figure 1 It is a structure schematic view of the retractable shoe sole lower mold in the utility model;

[0025] Figure 2 It is a partial schematic view of the retractable shoe sole lower mold in the utility model;

[0026] Figure 3 It is Figure 2 A partial enlarged view of the A area in the figure;

[0027] Figure 4 It is Figure 2 A partial enlarged view of the B area in the figure;

[0028] Figure 5 It is a structure schematic view of the retractable shoe sole lower mold in the utility model;

[0029] Figure 6 It is Figure 5 A partial enlarged view of the C area in the figure.

[0030] Wherein:

[0031] The work platform 1, the moving mechanism 2, the forward moving part 21, the linear guide rail 211, the transmission screw rod 212, the first connecting plate 213, the sliding block 214, the second connecting plate 216, the horizontal protruding part 2161, the strip-shaped mounting groove 2162, the lower shoe mold 3, the material injection chamber 31, the temperature control component 4, the thermocouple 41, the drag chain 42, the clamping mechanism 5, the support seat 51, the clamping part 52, the locking part 53, the drag chain cover 6 and the guide rail protection cover 7. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0033] In the description of the present application, it should be understood that the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the features defined as "first" and "second" can explicitly or implicitly include one or more of the features, which are used to distinguish the described features and have no order or importance.

[0034] In the description of the present application, it should be noted that, unless otherwise explicitly specified and limited, the terms "mounting", "connection" and "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0035] The technical solutions of the present application will be further described below with reference to the specific embodiments. Figures 1-6 The technical solutions of the present application will be further described below with reference to the specific embodiments.

[0036] In one preferred embodiment of the present application, a telescopic shoe sole lower mold comprises a work platform 1, a moving mechanism 2, a clamping mechanism 5, a lower shoe mold 3 and a temperature control component 4, wherein:

[0037] The moving mechanism 2 is installed on the operation platform 1, and the front end of the moving mechanism 2 is provided with the lower shoe mold 3; the moving mechanism 2 is provided with at least two clamping mechanisms 5, and the two clamping mechanisms 5 are arranged opposite to each other, and the clamping mechanism 5 clamps the lower shoe mold 3 and drives the lower shoe mold 3 to move horizontally forward and backward.

[0038] The number of the lower shoe mold 3 is two, and the two lower shoe molds 3 are symmetrically arranged, and each lower shoe mold 3 is provided with an injection cavity 31, which is used for injecting injection material and enabling the injection material to be fully solidified and reach a predetermined strength and hardness.

[0039] The temperature control component 4 is arranged opposite to the lower shoe mold 3 in an up-down direction, the temperature control component 4 is installed on the front end of the moving mechanism 2, and the temperature control component 4 is used for maintaining the temperature of the injection cavity within a predetermined process temperature range during work.

[0040] Specifically, the operation platform 1 provides a stable and firm operation space for the lower shoe mold 3, two moving mechanisms 2 are arranged side by side on each operation platform 1, a clamping mechanism 5 and a lower shoe mold 3 on the moving mechanism 2 are arranged on each moving mechanism 2, the two symmetrically arranged clamping mechanisms 5 can clamp the lower shoe mold 3, prevent the lower shoe mold 3 from shaking during operation and movement, reduce production quality, and drive the lower shoe mold 3 to move forward and backward through the moving mechanism 2, which reduces the waiting time of the mold and the injection port, realizes rapid docking of the two, and improves production efficiency; and the lower shoe mold 3 can be moved to different injection ports to produce different types of soles, and the technical solution solves the problems of low production efficiency, insufficient flexibility and single type of soles produced on the production line in the sole injection production.

[0041] In an optional embodiment, the moving mechanism 2 includes two forward moving parts 21, and the two forward moving parts 21 are arranged in parallel on the operation platform 1, and the front end of each forward moving part 21 is provided with a corresponding lower shoe mold 3.

[0042] Specifically, the two forward moving parts 21 can work simultaneously and drive two lower shoe molds 3 to perform injection operation respectively, and this parallel processing mode significantly shortens the production cycle of a single product and improves the overall production efficiency; compared with concentrating two lower shoe molds 3 into the same forward moving part 21, although the number of components increases, the vibration generated when the forward moving part 21 drives two lower shoe molds 3 to move can be reduced, thereby improving the stability and reliability of the entire moving mechanism 2 and reducing the rate of defective products.

[0043] In an optional embodiment, each of the forward moving parts 21 comprises a linear guide rail 211, a transmission screw rod 212, a first connecting plate 213 and a sliding block 214, the linear guide rail 211 is installed on the upper surface of the working platform 1, the transmission screw rod 212 is installed on the lower surface of the working platform 1 in parallel with the linear guide rail 211, and the front end of the linear guide rail 211 and the movable section of the transmission screw rod 212 are connected through the first connecting plate 213.

[0044] The bottom of the sliding block 214 is fixedly installed on the front part of the working platform 1, and the top of the sliding block 214 is provided with a sliding groove, and the linear guide rail 211 is movably installed in the sliding groove.

[0045] Specifically, the first connecting plate 213 connects the front end of the linear guide rail 211 and the movable end of the transmission screw rod 212 together to form a stable structure, the transmission screw rod 212 drives the linear guide rail 211 to move, and through the cooperation of the linear guide rail 211 and the sliding block 214, the forward moving part 21 can quickly and accurately move to a designated position, thereby simplifying the operation process and improving the production efficiency.

[0046] In an optional embodiment, the forward moving part 21 further comprises a driving subcomponent, the power output end of the driving subcomponent is in transmission connection with the power input end of the transmission screw rod 212, and the driving subcomponent is a servo motor or a gas cylinder.

[0047] Specifically, whether the servo motor or the gas cylinder is selected as the driving subcomponent, the accurate control of the transmission screw rod 212 can be realized through a proper control system. The servo motor can realize closed-loop control through encoder feedback to ensure the accurate movement of the lower shoe mold 3, and the gas cylinder can realize relatively accurate position control through air pressure adjustment and a position sensor.

[0048] In an optional embodiment, the forward moving part 21 further comprises a second connecting plate 216, the bottom of the second connecting plate 216 is fixedly connected with the forward moving part 21, and the top of the second connecting plate 216 is fixedly connected with the lower shoe mold 3.

[0049] Specifically, the second connecting plate 216 serves as a bridge between the forward moving part 21 and the lower shoe mold 3, plays a connecting and supporting role, and the horizontal arrangement and fixed connection of the second connecting plate 216 ensure the stability of the lower shoe mold 3 during the stretching and retracting process, avoid the shaking caused by movement, and because of the existence of the second connecting plate 216, the connection between the forward moving part 21 and the lower shoe mold 3 becomes more firm and simple, which is convenient for workers to install, debug and maintain.

[0050] In an optional embodiment, the second connecting plate 216 is symmetrically provided with horizontal protrusions 2161 on both sides;

[0051] The clamping mechanism 5 is arranged on the horizontal protrusions 2161, and the clamping mechanism 5 clamps and fixes the lower shoe mold 3.

[0052] Specifically, the horizontal protrusions 2161 increase the installation area of the clamping mechanism 5, so that the clamping mechanism 5 can more firmly clamp the lower shoe mold 3. This helps to reduce the shaking or deviation of the mold during injection molding, improves the stability and accuracy of the mold, and thus improves the quality and consistency of the product.

[0053] In an optional embodiment, the clamping mechanism 5 includes a support seat 51, a clamping part 52, and a locking part 53. The support seat 51 is fixedly installed on the horizontal protrusions 2161. One end of the clamping part 52 is hinged to the support seat 51, and the other end of the clamping part 52 clamps the lower shoe mold 3.

[0054] After the clamping part 52 clamps the lower shoe mold 3, pressing the locking part 53 will fix the clamping part 52 and the lower shoe mold 3.

[0055] Specifically, through the cooperation of the clamping part 52 and the locking part 53, firm clamping and stable fixing of the lower shoe mold 3 can be achieved. This design helps to reduce the shaking or deviation of the mold during injection molding, improves the quality and consistency of the product.

[0056] In an optional embodiment, the second connecting plate 216 is longitudinally provided with a strip-shaped installation slot 2162, and the strip-shaped installation slot 2162 is arranged opposite to the injection chamber 31 in the up-down direction.

[0057] The temperature control component 4 includes a thermocouple 41 and a drag chain 42. The thermocouple 41 is installed in the strip-shaped installation slot 2162, and the thermocouple 41 is connected to a power source through the drag chain 42.

[0058] Specifically, the strip-shaped installation slot 2162 is arranged opposite to the injection chamber 31 in the up-down direction, which means that the thermocouple 41 can directly monitor the temperature change in the injection chamber 31. The thermocouple 41, as a temperature sensing element, is connected to a power source through the drag chain 42. The design of the drag chain 42 allows the thermocouple 41 to maintain stable connection with the power source when moving or adjusting position, while avoiding the entanglement and damage of the cable.

[0059] In an optional embodiment, the scalable shoe sole lower mold further comprises a drag chain protective cover 6, the drag chain protective cover 6 is in a U-shaped structure, one end of the drag chain protective cover 6 is fixedly installed on the lower surface of the operation platform 1, the other end of the drag chain protective cover 6 is arranged on the end of the linear guide rail 211, and the drag chain 42 is arranged in the drag chain protective cover 6.

[0060] Specifically, the drag chain protective cover 6 provides a physical barrier for the drag chain 42, can effectively prevent the drag chain 42 from being polluted and damaged by impurities such as dust and oil stains in the production process, can significantly prolong the service life of the drag chain 42, reduce replacement and maintenance costs, and the structure of the drag chain protective cover 6 can be fitted with the drag chain 42, prevent the drag chain 42 from shaking or jumping during movement, and help to ensure that the drag chain 42 remains stable and reliable when moving.

[0061] In an optional embodiment, the scalable shoe sole lower mold further comprises a guide rail protective cover 7, the guide rail protective cover 7 is in a box-shaped structure with an open bottom, and the guide rail protective cover 7 is buckled on the forward movement part 21.

[0062] Specifically, the guide rail protective cover 7 can effectively protect the forward movement part 21 from damage by the external environment, such as impurities such as dust and oil stains, and can significantly improve the reliability and durability of the mold.

[0063] The embodiments of the utility model are described in detail above, and the principle and implementation mode of the utility model are described by using specific examples in this paper, and the above embodiment description is only used to help understand the method and core idea of the utility model; at the same time, for the general technical personnel in the art, according to the idea of the utility model, the specific implementation mode and application range will be changed, and according to the above, the content of the specification should not be understood as the limitation of the utility model.

Claims

1. A scalable shoe sole lower mold characterized by, The shoe sole lower mold comprises an operation platform, a moving mechanism, a clamping mechanism, a lower shoe mold and a temperature control component, wherein: The moving mechanism is installed on the operation platform, and the front end of the moving mechanism is provided with the lower shoe mold; the moving mechanism is provided with at least two clamping mechanisms, and the two clamping mechanisms are arranged opposite to each other; the clamping mechanism clamps the lower shoe mold and drives the lower shoe mold to move horizontally forward and backward; The number of the lower shoe molds is two, and the two lower shoe molds are arranged symmetrically; the lower shoe mold is provided with an injection cavity, which is used for injecting injection material and enabling the injection material to be fully solidified and reach a predetermined strength and hardness; Each temperature control component is arranged opposite to the corresponding lower shoe mold in an up-down manner; the temperature control component is installed on the front end of the moving mechanism, and is used for maintaining the temperature of the injection cavity within a predetermined process temperature range during work.

2. The scalable shoe sole mold of claim 1, wherein, The moving mechanism comprises two forward moving parts, and the two forward moving parts are arranged in parallel on the operation platform; the front end of each forward moving part is provided with the corresponding lower shoe mold.

3. The scalable shoe sole lower mold of claim 2, wherein, The forward moving part comprises a linear guide rail, a transmission screw rod, a first connecting plate and a sliding block; the linear guide rail is installed on the upper surface of the operation platform; the transmission screw rod is installed on the lower surface of the operation platform in parallel with the linear guide rail; the front end of the linear guide rail and the movable section of the transmission screw rod are connected through the first connecting plate; The bottom of the sliding block is fixedly installed on the front part of the operation platform; the top of the sliding block is provided with a sliding groove; and the linear guide rail is movably installed in the sliding groove.

4. The scalable shoe sole lower mold of claim 3, wherein, Each forward moving part further comprises a driving sub-component; the power output end of the driving sub-component is in transmission connection with the power input end of the transmission screw rod; the driving sub-component is a servo motor, or the driving sub-component is a gas cylinder.

5. The scalable shoe sole lower mold of claim 3, wherein, The forward moving part further comprises a second connecting plate; the bottom of the second connecting plate is fixedly connected with the forward moving part; and the top of the second connecting plate is fixedly connected with the lower shoe mold.

6. The scalable shoe sole lower mold of claim 5, wherein, The two sides of the second connecting plate are provided with horizontal protruding parts; The clamping mechanism is arranged on the horizontal protruding part, and the clamping mechanism clamps and fixes the lower shoe mold.

7. The scalable shoe sole lower mold of claim 6, wherein, The clamping mechanism comprises a supporting seat, a clamping part and a locking part; the supporting seat is fixedly installed on the horizontal protruding part; one end of the clamping part is hingedly connected to the supporting seat; and the other end of the clamping part clamps the lower shoe mold; After the clamping part clamps the lower shoe mold, pressing the locking part will fix the clamping part and the lower shoe mold.

8. The scalable shoe sole lower mold of claim 5, wherein, The second connecting plate is longitudinally provided with a strip-shaped installation groove; and the strip-shaped installation groove is arranged opposite to the injection cavity in an up-down manner; The temperature control component comprises a thermocouple and a drag chain; the thermocouple is installed on the strip-shaped installation groove; and the thermocouple is connected with a power supply through the drag chain.

9. The scalable shoe sole mold of claim 8, wherein, The retractable shoe sole lower mold further comprises a drag chain protective cover, one end of the drag chain protective cover is fixedly installed on the lower surface of the operation platform, the other end of the drag chain protective cover is arranged at the end of the linear guide rail, and the drag chain is arranged in the drag chain protective cover.

10. The scalable shoe sole lower mold of claim 2, wherein, The retractable shoe sole lower mold further comprises a guide rail protective cover, the guide rail protective cover is a box-shaped structure with an open bottom, and the guide rail protective cover is buckled on the forward movement part.

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