Molding press for shoemaking

Abstract

The utility model discloses a molding press for shoemaking, which comprises a processing table, a hydraulic telescopic rod, an L-shaped support frame and a shoe tree, the processing table is provided with a fastening assembly for clamping the shoe tree, the molding press also comprises a switching assembly, the switching assembly comprises a bearing seat, a reversing ring, a driving column, a limiting piece and a plurality of pressing pieces, the bearing seat is fixedly installed at the top end of the machining table, the driving column is rotationally arranged in the middle of the bearing seat through a bearing, the reversing ring is located outside the driving column, and the multiple pressing pieces are annularly arranged in the reversing ring at equal intervals. By means of the mode that the upper dies of different specifications are automatically switched through the switching assembly, a worker can conveniently press lines of different types, the continuity of the machining process is guaranteed, and by means of the mode, on one hand, the labor intensity of the worker can be reduced, and on the other hand, the overall machining efficiency can be improved; and through the fastening assembly, the shoe tree can be conveniently detached and replaced while being conveniently fixed by a worker.

Description

Technical Field

[0001] The utility model belongs to the technical field of shoe making, in particular to a shoe making molding machine. Background Art

[0002] The molding machine is a special shoemaking equipment that combines the vulcanization, pressing and molding of the soles. Because it adopts a mechanical linkage mechanism, it can ensure that there will be no mold expansion, debonding, or degumming during the vulcanization process of the shoes. Secondly, because the inverted upper is very clean, it can produce high-quality long-tube, mid-top, and low-top military and police shoes and labor protection molded shoes.

[0003] In the use of the existing shoe-making molding machine, since the specifications of the upper mold used for pressing the patterns are fixed and it is generally fixed to the molding machine with bolts, when pressing different types of patterns, the staff must first loosen the bolts and then disassemble and replace the upper mold. Replacing the upper mold in this way increases the labor intensity of the staff on the one hand and affects the overall processing efficiency on the other. Therefore, a shoe-making molding machine is provided. Utility Model Content

[0004] The utility model aims to provide a shoe-making molding machine to solve the technical problems raised in the background technology.

[0005] To achieve the above-mentioned purpose, the specific technical scheme of the utility model is as follows: A shoemaking molding machine, comprising a processing table, a hydraulic telescopic rod, an L-shaped support frame and a shoe last, the processing table is provided with a fastening assembly for clamping the shoe last, and also includes: a switching assembly for pressing different types of patterns, the switching assembly includes a bearing seat, a reversing ring, a driving column, a limit piece and a plurality of pressing pieces, the bearing seat is fixedly mounted on the top of the processing table, the driving column is rotatably arranged in the middle of the bearing seat through a bearing, the reversing ring is located outside the driving column, the reversing ring and the driving column are coaxial, and a plurality of the pressing pieces are arranged in a ring shape at equal intervals inside the reversing ring.

[0006] Preferably, the pressing part includes a lifting sleeve, a pressure rod, an upper mold, a guide rod, a return spring and an extrusion spring. The lifting sleeve is slidably arranged with a reversing ring, the pressure rod is slidably arranged on the inner wall of the lifting sleeve, and the pressure rod and the lifting sleeve are elastically connected by an extrusion spring. The upper mold is installed in the middle part of the bottom end of the pressure rod, and the specifications of each upper mold are different. The guide rod is connected to the reversing ring, and the outer wall of the guide rod is wrapped with a return spring, and the two ends of the return spring are respectively connected to the lifting sleeve and the guide rod.

[0007] Preferably, one group of the lifting sleeves corresponds to the position of the hydraulic telescopic rod, a cylindrical pressing block is installed on the output end of the hydraulic telescopic rod, and a cylinder support is fixedly provided at the top end of the reversing ring and located at each lifting sleeve.

[0008] Preferably, a plurality of connecting rods distributed in a ring shape with equal intervals are arranged between the reversing ring and the driving column, the two ends of the connecting rods are respectively connected to the reversing ring and the driving column, the bottom end of the driving column is connected and assembled with the output end of the servo motor below through a coupling, the servo motor is mounted on a motor fixing plate, and the motor fixing plate is fixedly arranged on the processing table.

[0009] Preferably, the limiting member includes a ratchet, a torsion spring, a fixed column and a ratchet, the fixed column is fixedly arranged on the outer wall of the bearing seat, the ratchet is elastically installed on the top of the fixed column through the torsion spring, the ratchet is fixedly installed on the bottom of the driving column and is located at the ratchet position, and the ratchet is slidably engaged with the ratchet.

[0010] Preferably, the fastening assembly includes a guide rail frame, a bidirectional threaded rod, a threaded clamping block and a driving motor. The guide rail frame is fixedly arranged inside the processing table and located at the shoe last position. The bidirectional threaded rod is rotatably installed inside the guide rail frame through a bearing. There are two groups of threaded clamping blocks, and the two groups of threaded clamping blocks are respectively located at the two ends of the outer wall of the bidirectional threaded rod, and the two groups of threaded clamping blocks are both engaged with the bidirectional threaded rod through threads. The outer end of the bidirectional threaded rod is connected and assembled with the output end of the driving motor through a coupling.

[0011] The shoe-making molding machine of the utility model has the following advantages:

[0012] 1. The utility model sets a switching component and automatically switches upper molds of different specifications, which makes it convenient for workers to press different types of patterns and ensures the continuity of the processing process. This method can reduce the labor intensity of workers on the one hand and improve the overall processing efficiency on the other hand. In addition, by setting a limiter, the driving column can be stabilized after rotation to prevent the driving column from rotating and improve the rotation accuracy.

[0013] 2. The utility model provides a fastening assembly, which makes it convenient for workers to fix the shoe last and to disassemble and replace it. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is the overall structural plan of the utility model;

[0017] Figure 3 It is a side view of the local structure of the utility model;

[0018] Figure 4 It is a partial plan cross-sectional view of the utility model.

[0019] Explanation of the marks in the figure: 1. Processing table; 2. Fastening assembly; 201. Guide rail frame; 202. Bidirectional threaded rod; 203. Threaded clamping block; 204. Drive motor; 3. Switching assembly; 301. Bearing seat; 302. Reversing ring; 303. Drive column; 304. Servo motor; 305. Motor fixing plate; 306. Connecting rod; 307. Cylinder support; 4. Pressing part; 401. Lifting sleeve; 402. Pressure rod; 403. Upper mold; 404. Guide rod; 405. Reset spring; 406. Extrusion spring; 5. Limiting part; 501. Ratchet; 502. Torsion spring; 503. Fixed column; 504. Ratchet; 6. Hydraulic telescopic rod; 601. Columnar pressing block; 7. L-shaped support frame; 8. Shoe last. DETAILED DESCRIPTION

[0020] In the following, only some exemplary embodiments are briefly described. As those skilled in the art will appreciate, the described embodiments may be modified in various ways without departing from the spirit or scope of the embodiments of the present invention. Therefore, the drawings and descriptions are considered to be exemplary and non-restrictive in nature.

[0021] In the description of the embodiments of the present invention, it should be understood that the terms "length", "vertical", "horizontal", "top", "bottom", etc. indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the embodiments of the present invention.

[0022] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the embodiments of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0023] In the embodiments of the present utility model, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, or a communication; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present utility model can be understood according to specific circumstances.

[0024] The disclosure below provides many different embodiments or examples for realizing different structures of the embodiments of the present utility model. In order to simplify the disclosure of the embodiments of the present utility model, the components and settings of specific examples are described below. Of course, they are only examples, and the purpose is not to limit the embodiments of the present utility model. In addition, the embodiments of the present utility model can repeat reference numbers and / or reference letters in different examples, and this repetition is for the purpose of simplification and clarity, and does not itself indicate the relationship between the various embodiments and / or settings discussed.

[0025] In order to better understand the purpose, structure and function of the utility model, the following is a further detailed description of a shoe-making molding machine of the utility model in conjunction with the accompanying drawings.

[0026] like Figure 1-4 As shown, a shoe molding machine of the utility model comprises a processing table 1, a hydraulic telescopic rod 6, an L-shaped support frame 7 and a shoe last 8. The L-shaped support frame 7 is fixedly arranged at the top of the processing table 1, the hydraulic telescopic rod 6 is installed on the L-shaped support frame 7, the shoe last 8 is placed on the processing table 1, and a fastening component 2 for clamping the shoe last 8 is arranged on the processing table 1. The device also includes: a switching component 3 for pressing different types of patterns. Specifically, the switching component 3 includes a bearing seat 301, a reversing ring 302, a driving column 303, a limiter 5 and a plurality of pressing components 4. The bearing seat 301 is fixedly installed at the top of the processing table 1, and the driving column 303 is rotatably arranged in the middle of the bearing seat 301 through a bearing. The reversing ring 302 is located outside the driving column 303, and the reversing ring 302 and the driving column 303 are coaxial. A plurality of pressing components 4 are arranged in a ring shape with equal spacing inside the reversing ring 302, and the limiter 5 is used to stabilize the rotating driving column 303.

[0027] Specifically, the fastening assembly 2 includes a guide frame 201, a bidirectional threaded rod 202, a threaded clamping block 203 and a driving motor 204. The guide frame 201 is fixedly arranged inside the processing table 1 and is located at the position of the shoe last 8. The bidirectional threaded rod 202 is rotatably installed inside the guide frame 201 through a bearing. There are two groups of threaded clamping blocks 203, and the two groups of threaded clamping blocks 203 are respectively located at the two ends of the outer wall of the bidirectional threaded rod 202, and the two groups of threaded clamping blocks 203 are both engaged with the bidirectional threaded rod 202 through threads. The outer end of the bidirectional threaded rod 202 is connected and assembled with the output end of the driving motor 204 through a coupling. The driving motor 204 is installed on the processing table 1, and the upper end surface of the guide frame 201 is flush with the upper end surface of the processing table 1.

[0028] Furthermore, the pressed part 4 includes a lifting sleeve 401, a pressure rod 402, an upper mold 403, a guide rod 404, a return spring 405 and an extrusion spring 406. The lifting sleeve 401 is slidably arranged with the reversing ring 302. The pressure rod 402 is slidably arranged on the inner wall of the lifting sleeve 401, and the pressure rod 402 is elastically connected to the lifting sleeve 401 through the extrusion spring 406. The upper mold 403 is installed at the middle of the bottom end of the pressure rod 402, and the specifications of each upper mold 403 are different. The guide rod 404 is connected to the reversing ring 302 and is used to guide the lifting sleeve 401 during the sliding process. The outer wall of the guide rod 404 is wound with a return spring 405 to provide an upward thrust to the lifting sleeve 401. The two ends of the reset spring 405 are respectively connected to the lifting sleeve 401 and the guide rod 404, where one group of the lifting sleeves 401 corresponds to the position of the hydraulic telescopic rod 6. A cylindrical pressing block 601 is installed on the output end of the hydraulic telescopic rod 6 for pushing the lifting sleeve 401. A cylinder support 307 is fixedly provided at the top of the reversing ring 302 and located on each lifting sleeve 401 for intercepting the lifting sleeve 401. The upper end surface of the lifting sleeve 401 is flush with the upper end surface of the reversing ring 302, and a protrusion is fixedly provided in the middle of the top end of the pressure rod 402. It is worth mentioning that the elastic force provided by the reset spring 405 is sufficient to ensure that the lifting sleeve 401 is always in contact with the cylinder support 307 in the absence of external force.

[0029] Furthermore, a plurality of connecting rods 306 equidistantly distributed in a ring shape are provided between the reversing ring 302 and the driving column 303 for fixing the reversing ring 302. The two ends of the connecting rods 306 are respectively connected to the reversing ring 302 and the driving column 303. The bottom end of the driving column 303 is connected to the output end of the servo motor 304 below via a coupling. The servo motor 304 is mounted on a motor fixing plate 305, and the motor fixing plate 305 is fixedly disposed on the processing table 1. It is worth noting that a hole is provided through the bottom end of the processing table 1 at the position of the servo motor 304 to ensure that the output end of the servo motor 304 and the bottom end of the driving column 303 can be normally connected.

[0030] Furthermore, the limiting member 5 includes a ratchet 501, a torsion spring 502, a fixed column 503 and a ratchet 504. The fixed column 503 is fixedly arranged on the outer wall of the bearing seat 301. The ratchet 504 is elastically installed on the top of the fixed column 503 through the torsion spring 502. The ratchet 501 is fixedly installed on the bottom of the driving column 303 and is located at the position of the ratchet 504. The ratchet 504 is slidably engaged with the ratchet 501.

[0031] According to the above, the utility model sets a switching component 3 and utilizes the method of automatically switching upper molds 403 of different specifications to facilitate the staff to press different types of patterns and ensure the continuity of the processing process. By utilizing this method, on the one hand, the labor intensity of the staff can be reduced, and on the other hand, the overall processing efficiency can be improved. In addition, by setting a limiter 5, the driving column 303 can be stabilized after rotation to prevent the driving column 303 from rotating and improve the rotation accuracy; the utility model sets a fastening component 2 to facilitate the staff to fix the shoe last 8 while facilitating its disassembly and replacement.

[0032] It is understood that the present invention is described by some embodiments, and those skilled in the art are aware that various changes or equivalent substitutions may be made to these features and embodiments without departing from the spirit and scope of the present invention. In addition, under the teachings of the present invention, these features and embodiments may be modified to adapt to specific circumstances and materials without departing from the spirit and scope of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application are within the scope of protection of the present invention.

Claims

1. A shoe-making molding machine, comprising a processing table (1), a hydraulic telescopic rod (6), an L-shaped support frame (7) and a shoe last (8), characterized in that: The processing table (1) is provided with a fastening component (2) for clamping the shoe last (8), and also includes: a switching component (3) for pressing different types of patterns, the switching component (3) comprising a bearing seat (301), a reversing ring (302), a driving column (303), a limiter (5) and a plurality of pressing components (4), the bearing seat (301) being fixedly mounted on the top of the processing table (1), the driving column (303) being rotatably arranged in the middle of the bearing seat (301) through a bearing, the reversing ring (302) being located outside the driving column (303), the reversing ring (302) and the driving column (303) being coaxial, and the plurality of pressing components (4) being arranged in a ring shape at equal intervals inside the reversing ring (302).

2. A shoe-making molding machine according to claim 1, characterized in that: The pressing part (4) comprises a lifting sleeve (401), a pressure rod (402), an upper mold (403), a guide rod (404), a reset spring (405) and an extrusion spring (406); the lifting sleeve (401) is slidably arranged with the reversing ring (302); the pressure rod (402) is slidably arranged on the inner wall of the lifting sleeve (401); the pressure rod (402) and the lifting sleeve (401) are elastically connected via an extrusion spring (406); the upper mold (403) is installed at the middle part of the bottom end of the pressure rod (402); and each upper mold (403) has different specifications; the guide rod (404) is connected with the reversing ring (302); the outer wall of the guide rod (404) is wound with a reset spring (405); and the two ends of the reset spring (405) are respectively connected with the lifting sleeve (401) and the guide rod (404).

3. A shoe-making molding machine according to claim 2, characterized in that: One group of the lifting sleeves (401) corresponds to the position of the hydraulic telescopic rod (6), a cylindrical pressing block (601) is installed on the output end of the hydraulic telescopic rod (6), and a cylinder support (307) is fixedly provided at the top of the reversing ring (302) and located at each lifting sleeve (401).

4. A shoe-making molding machine according to claim 1, characterized in that: A plurality of connecting rods (306) are arranged between the reversing ring (302) and the driving column (303) and are distributed at equal intervals in a ring shape. The two ends of the connecting rods (306) are respectively connected to the reversing ring (302) and the driving column (303). The bottom end of the driving column (303) is connected to the output end of the servo motor (304) below via a coupling. The servo motor (304) is mounted on a motor fixing plate (305), and the motor fixing plate (305) is fixedly arranged on the processing table (1).

5. A shoe-making molding machine according to claim 1, characterized in that: The limiting member (5) comprises a ratchet (501), a torsion spring (502), a fixing column (503) and a ratchet (504); the fixing column (503) is fixedly arranged on the outer wall of the bearing seat (301); the ratchet (504) is elastically installed on the top of the fixing column (503) through the torsion spring (502); the ratchet (501) is fixedly installed on the bottom of the driving column (303) and is located at the position of the ratchet (504); the ratchet (504) is slidably engaged with the ratchet (501).

6. A shoe-making molding machine according to claim 1, characterized in that: The fastening assembly (2) comprises a guide rail frame (201), a bidirectional threaded rod (202), a threaded clamping block (203) and a driving motor (204); the guide rail frame (201) is fixedly arranged inside the processing table (1) and located at the position of the shoe last (8); the bidirectional threaded rod (202) is rotatably mounted inside the guide rail frame (201) via a bearing; two groups of threaded clamping blocks (203) are provided, and the two groups of threaded clamping blocks (203) are respectively located at two ends of the outer wall of the bidirectional threaded rod (202); and the two groups of threaded clamping blocks (203) are both engaged with the bidirectional threaded rod (202) via threads; and the outer end of the bidirectional threaded rod (202) is connected and assembled with the output end of the driving motor (204) via a coupling.

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