Stamping device for rubber product production

Abstract

The utility model relates to the technical field of stamping devices, in particular to a stamping device for rubber product production, which is characterized in that a threaded rod is in threaded connection in a sleeve, a buffer spring is fixedly connected to the lower end part of the threaded rod, a cylindrical plate is fixedly connected to the lower end part of the buffer spring, and two first balls are sleeved in the cylindrical plate; two second balls are slidably connected into a sleeve, the sleeve penetrates through the lower die to be plugged into a first L-shaped connecting plate, a threaded rod is screwed to slide downwards to extrude a buffer spring to contract and downwards push a cylindrical plate to slide, and in the sliding process of the cylindrical plate, the two first balls are attached to and extrude the two second balls correspondingly to slide and extend outwards; the inner surface of the lower die is tightly abutted for clamping and fixing, the lower die can be assembled and disassembled by screwing the threaded rod, operation is simple and convenient, the first ball beads abut against and extrude the second ball beads, the contact area of the second ball beads is increased, clamping force distribution is more uniform, and therefore the position of the lower die in the sliding table is more stable.

Description

TECHNICAL FIELD

[0001] The utility model relates to punch device technical field, especially a kind of punch device for rubber product production. BACKGROUND

[0002] Rubber products have a wide range of applications in modern industry and daily life, and their quality and performance directly affect the use effect and safety of related products.

[0003] The punch device for rubber product production is mainly used to process rubber raw materials into products with specific shapes and sizes to meet the needs of different fields. By applying pressure, the rubber is formed in the mold.

[0004] In practical applications, the punch device for rubber product production usually requires the following technologies:

[0005] 1. A high-precision pressure control system to ensure the accuracy and stability of the punch pressure.

[0006] 2. High-quality mold materials and precise mold manufacturing processes to ensure the accuracy and quality of the products.

[0007] 3. A powerful power system to provide sufficient punch power.

[0008] 4. A reliable electrical control system to achieve automatic operation of the equipment.

[0009] Currently, to ensure the reliability of production, the mold in the punch device is usually installed in the punch device by means of bolts and the like.

[0010] A rubber product burr-free mold device was disclosed in Chinese patent CN216683031U, which comprises a first cylinder, a positioning frame and an edge trimming cutter. The movable end of the first cylinder drives the first punch plate to move upward, and the edge trimming cutter can remove the burrs generated on the cutting surface of the rubber product. This device eliminates the need for workers to manually remove burrs after hot pressing and cutting, greatly improving work efficiency and effectively reducing processing and production cycle.

[0011] However, the above-mentioned method has a prominent problem. The punch device usually relies on the replacement of different molds to produce rubber products of different sizes. The lower mold in the above-mentioned device is installed by a fixed method, which ensures the stability of installation but lacks a quick-release structure. The disassembly and installation process takes a long time, resulting in increased equipment downtime and reduced production efficiency of rubber products. INVENTION CONTENTS

[0012] (I) Technical problems solved

[0013] In view of the deficiencies of the prior art, the utility model provides a punch device for rubber product production, solves that the punch device usually relies on replacement of different moulds to produce rubber products of different sizes, the lower mould in the above -mentioned device is installed through the fixed mode, although the stability of installation is guaranteed, but lacks quick -release structure, the time of dismounting and installation process is long, causes the equipment downtime to increase, reduces the production efficiency of rubber product's technical problem.

[0014] (II) Technical scheme

[0015] To achieve the above object, the utility model is realized through the following technical schemes:

[0016] A punch device for rubber product production, including sleeve and base, the sleeve inside screw thread connection has the threaded rod, the threaded rod lower extreme fixed connection has the buffer spring, the buffer spring lower extreme fixed connection has the cylinder board, the cylinder board inside sleeve joint has two first ball, the sleeve inside sliding connection has two second ball, two second ball respectively with two first ball and the fit, the base upper end fixed connection has the punch mechanism, the punch mechanism includes support seat, support seat fixed connection is in the base upper end.

[0017] Preferably, the support seat upper end fixed connection has the slide rail, the slide rail outer surface sliding connection has the slide table.

[0018] Preferably, the slide table upper end fixed connection has the lower mould, the slide table upper end fixed connection has the first L type connecting plate.

[0019] Preferably, the sleeve upper end fixed connection has two telescopic cylinders, the sleeve upper end sliding connection has the collection box.

[0020] Preferably, the sleeve upper end fixed connection has the mounting table in the collection box one end, the mounting table upper end fixed connection has the hydraulic rod, the hydraulic rod outer surface fixed connection has the upper mould.

[0021] Preferably, the sleeve upper end fixed has two second L type connecting plates, the sleeve upper end fixed connection has the placement table in the slide table one end.

[0022] Preferably, two second L type connecting plates and the placement table inside sliding connection has the feeding positioning plate, the feeding positioning plate inside is equipped with the clamping slot.

[0023] Preferably, the placement table inside sliding connection has the spring positioning block.

[0024] (III) Advantage

[0025] I. When the lower mold is installed and replaced, the sleeve is inserted into the first L-shaped connecting plate through the lower mold, the threaded rod is screwed, the threaded rod slides downward to extrude the buffer spring to shrink and push the cylindrical plate downward, the two first ball beads are extruded and pressed to the two second ball beads to slide outward during the sliding process of the cylindrical plate, the two second ball beads are tightly pressed against the inner surface of the lower mold to clamp and fix it, and the installation and disassembly of the lower mold can be completed by screwing the threaded rod, which is simple and convenient, and the first ball bead extrudes and presses the second ball bead, which increases the contact area and makes the clamping force more uniform, so that the position of the lower mold in the sliding table is more stable and not easy to loosen or displace, which ensures more reliable installation effect.

[0026] II. Before the rubber raw material is placed on the surface of the lower mold for loading operation, the loading positioning plate is slid into the placing table along the sliding groove formed in the two second L-shaped connecting plates, the spring positioning block slides downward during the sliding process of the loading positioning plate, when the clamping groove is located at the upper end of the spring positioning block, the spring positioning block slides upward to reset and is clamped in the loading positioning plate, which is fixed, and the loading positioning plate is arranged at the upper end of the lower mold, which is more convenient for positioning the raw material placement position during loading, saves the adjustment time required for loading, and is beneficial to improve the efficiency of production work. BRIEF DESCRIPTION OF DRAWINGS

[0027] The above description is only a summary of the technical scheme of the present application, in order to more clearly understand the technical means of the present application, and the contents of the specification can be implemented, the following will be described in detail with the preferred embodiments of the present application and the accompanying drawings.

[0028] Figure 1 is a perspective view of the present application;

[0029] Figure 2 is an exploded view of the sliding table connection of the present application;

[0030] Figure 3 is an exploded view of the loading positioning plate connection of the present application;

[0031] Figure 4 is an exploded view of the lower mold connection of the present application;

[0032] Figure 5 is an exploded view of the second ball connection of the present application.

[0033] Legend: 11, sleeve; 12, threaded rod; 13, buffer spring; 14, cylindrical plate; 15, first ball; 16, second ball; 17, base; 18, support seat; 19, sliding rail; 21, sliding table; 22, lower mold; 23, first L-shaped connecting plate; 24, telescopic air cylinder; 25, collection box; 26, mounting table; 27, hydraulic rod; 28, upper mold; 29, second L-shaped connecting plate; 31, placement table; 32, feeding positioning plate; 33, clamping groove; 34, spring positioning block. DETAILED DESCRIPTION

[0034] The embodiment of the present application provides a stamping device for rubber product production, effectively solves that the stamping device usually relies on replacement of different molds to produce rubber products of different sizes, the lower mold in the device is installed in a fixed mode, although the stability of installation is ensured, but lacks a quick release structure, and the dismounting and mounting process is time-consuming, so that the equipment downtime is increased, and the production efficiency of the rubber product is reduced, when the lower mold is installed and replaced, the sleeve is inserted into the first L-shaped connecting plate through the lower mold, the threaded rod is screwed, the threaded rod slides downward to extrude the buffer spring to shrink and push the cylindrical plate to slide downward, the two first balls are extruded to slide outward by the two second balls during the sliding process of the cylindrical plate, the two second balls are abutted against the inner surface of the lower mold to clamp and fix the lower mold, the installation and dismounting of the lower mold can be completed by screwing the threaded rod, the operation is simple and convenient, the first ball is extruded to extrude the second ball, the contact area is increased, the clamping force is more uniform, so that the position of the lower mold in the sliding table is more stable, and loosening or displacement is not prone to occur, and more reliable installation effect is ensured.

[0035] EMBODIMENT

[0036] As Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5As shown, the technical scheme in the embodiment of the application effectively solves the technical problem that stamping devices usually rely on replacing different molds to produce rubber products of different sizes, the lower mold in the above device is installed in a fixed manner, although the stability of installation is ensured, but lacks a quick release structure, the disassembly and installation process takes a long time, which increases the equipment downtime and reduces the production efficiency of rubber products, the overall idea is as follows: A stamping device for rubber product production, comprising a sleeve 11 and a base 17, a threaded rod 12 is connected in the sleeve 11, a buffer spring 13 is fixedly connected to the lower end of the threaded rod 12, a cylindrical plate 14 is fixedly connected to the lower end of the buffer spring 13, two first ball bearings 15 are sleeved in the cylindrical plate 14, two second ball bearings 16 are slidingly connected in the sleeve 11, the two second ball bearings 16 are respectively fitted with the two first ball bearings 15, a stamping mechanism is fixedly connected to the upper end of the base 17, the stamping mechanism comprises a support seat 18, the support seat 18 is fixedly connected to the upper end of the base 17, a slide rail 19 is fixedly connected to the upper end of the support seat 18, a slide table 21 is slidingly connected to the outer surface of the slide rail 19, a lower mold 22 is fixedly connected to the upper end of the slide table 21, a first L-shaped connecting plate 23 is fixedly connected to the upper end of the slide table 21, the sleeve 11 is sleeved in the lower mold 22 and the first L-shaped connecting plate 23, the two second ball bearings 16 are respectively fitted with the inner surfaces of the lower mold 22, when the lower mold 22 is installed and replaced, the lower mold 22 is placed on the upper end of the slide table 21, and the inner hole positions of the lower mold 22 and the first L-shaped connecting plate 23 are aligned, at this time the sleeve 11 is inserted into the lower mold 22 through the first L-shaped connecting plate 23, the threaded rod 12 is screwed, the threaded rod 12 slides downward to extrude the buffer spring 13 to shrink and push the cylindrical plate 14 to slide downward, the cylindrical plate 14 slides through the two first ball bearings 15 to respectively extrude the two second ball bearings 16 to slide outward and extend, and the two second ball bearings 16 are clamped and fixed to the inner surface of the lower mold 22, when clamping, the buffer spring 13 plays a buffering role, the buffer spring 13 is continuously extruded to shrink during the downward screwing of the threaded rod 12, and the force to be applied is increased during the continuous screwing, so as to avoid that the first ball bearing 15 and the second ball bearing 16 are instantaneously subjected to excessive impact force, reduce the wear and damage of parts, prolong the service life, the installation and disassembly of the lower mold 22 can be completed by screwing the threaded rod 12, the operation is simple and convenient, the first ball bearing 15 extrudes the second ball bearing 16, the contact area is increased, the clamping force is more evenly distributed, so that the position of the lower mold 22 in the slide table 21 is more stable and less likely to loosen or displace, and a more reliable installation effect is ensured.

[0037] The upper end of the sleeve 11 is fixedly connected with two telescopic cylinders 24, the sliding table 21 is fixedly connected with the outer surface of the two telescopic cylinders 24, the upper end of the sleeve 11 is slidingly connected with a collecting box 25, the collecting box 25 and the sliding table 21 are on the same horizontal line, the end of the upper end of the sleeve 11 close to the collecting box 25 is fixedly connected with a mounting table 26, the upper end of the mounting table 26 is fixedly connected with a hydraulic rod 27, the outer surface of the hydraulic rod 27 is fixedly connected with an upper die 28, the raw materials for producing rubber products are placed on the lower die 22, the lower die 22 is fixed on the sliding table 21, after the raw materials are placed, the telescopic cylinders 24 are started, the sliding table 21 is driven to slide outside the slide rail 19 through the output shaft of the telescopic cylinders 24, the sliding table 21 is driven to slide to the lower end of the upper die 28 by the telescopic cylinders 24, at this time, the collecting box 25, the sliding table 21 and the upper die 28 are on the same vertical line (the sliding table 21 is located on the upper end of the collecting box 25), the hydraulic rod 27 on the mounting table 26 is started to drive the upper die 28 to slide downward and be attached to the surface of the lower die 22, the rubber raw materials are punched to produce the rubber products for use, the sliding table 21 contains a rectangular through hole, the rubber products punched on the lower die 22 fall into the collecting box 25 along the sliding table 21 to be stored and collected (the collecting box 25 is placed on the base 17 through the slide groove opened in the base 17, is located at the lower end of the slide rail 19, and supports the slide rail 19 through the collecting box 25 in the sliding production process of the sliding table 21).

[0038] The upper end of the sleeve 11 is fixed with two second L-shaped connecting plates 29 located on both sides of the sliding table 21, and the upper end of the sleeve 11 close to one end of the sliding table 21 is fixedly connected with a placing table 31, and the inside of the two second L-shaped connecting plates 29 and the placing table 31 is slidably connected with a feeding positioning plate 32, the inside of the feeding positioning plate 32 is provided with a clamping groove 33, and the inside of the placing table 31 is slidably connected with a spring positioning block 34, the spring positioning block 34 is sleeved in the clamping groove 33, before placing the rubber raw material on the surface of the lower mold 22 for feeding operation, the feeding positioning plate 32 is slid into the placing table 31 along the sliding groove provided in the two second L-shaped connecting plates 29, and the arc inclined surface of the spring positioning block 34 is pressed during the sliding process of the feeding positioning plate 32, at this time, the spring positioning block 34 slides downward and shrinks, when the clamping groove 33 is located at the upper end of the spring positioning block 34 during the sliding process of the feeding positioning plate 32, the spring positioning block 34 slides upward and resets and is clamped in the feeding positioning plate 32, and the feeding positioning plate 32 and the lower mold 22 are provided with a gap in the vertical direction, so that the raw material will not scratch the feeding positioning plate 32 when sliding with the lower mold 22, and the production raw material is aligned with the opening in the feeding positioning plate 32 and is placed downward, so as to fall on the lower mold 22 without repeated adjustment of the placement position, the feeding positioning plate 32 is provided on the upper end of the lower mold 22, which is more convenient for positioning the placement position of the raw material during feeding, saves the adjustment time required for feeding, and is favorable for improving the efficiency of production work, and the spring positioning block 34 is slidably clamped with the feeding positioning plate 32, so that the feeding positioning plate 32 is more convenient to replace when the lower mold 22 is replaced.

[0039] In view of the problems in the prior art, the utility model provides a kind of punch device for rubber product production, when installing and replacing lower mold 22, sleeve 11 is inserted into first L-shaped connecting plate 23 by passing lower mold 22, screwing threaded rod 12, threaded rod 12 slides downward and extrudes buffer spring 13 to contract and push cylindrical plate 14 to slide downward, two second ball 16 are extruded and slide outward by two first ball 15 respectively adhering and extruding during the sliding process of cylindrical plate 14, and the lower mold 22 inner surface is clamped and fixed by two second ball 16, and the installation and removal of lower mold 22 can be completed by screwing threaded rod 12, which is simple and convenient, and the contact area is increased by the extrusion of first ball 15 to second ball 16, so that the clamping force is more uniform, so that the position of lower mold 22 in sliding table 21 is more stable, and is not easy to loosen or displace, to ensure more reliable installation effect.

[0040] Working principle:

[0041] The first step, the raw materials for the production of rubber products are placed on the lower mold 22, the lower mold 22 is fixed on the sliding platform 21, after the raw materials are placed, the telescopic cylinder 24 is started, the sliding platform 21 is driven to slide outside the slide rail 19 by the output shaft of the telescopic cylinder 24, the sliding platform 21 is driven to slide to the lower end of the upper mold 28 by the telescopic cylinder 24, at this time the collection box 25, the sliding platform 21 and the upper mold 28 are on the same vertical line (the sliding platform 21 is located on the upper end of the collection box 25), the hydraulic rod 27 on the mounting table 26 is started to drive the upper mold 28 to slide downward and fit the surface of the lower mold 22, the rubber raw materials are punched into the rubber products for use, the sliding platform 21 contains a rectangular through hole, the rubber products punched on the lower mold 22 fall into the collection box 25 through the sliding platform 21 for storage and collection (the collection box 25 is placed on the base 17 through the slide groove in the base 17, located at the lower end of the slide rail 19, and supports the slide rail 19 through the collection box 25 during the sliding production process of the sliding platform 21).

[0042] The second step, when the lower mold 22 is installed and replaced, the lower mold 22 is placed on the upper end of the sliding table 21, and the lower mold 22 and the first L-shaped connecting plate 23 are aligned with the hole position, at this time the sleeve 11 is inserted into the lower mold 22 through the first L-shaped connecting plate 23, the threaded rod 12 is screwed, the threaded rod 12 slides downward to extrude the buffer spring 13 to shrink and push the cylindrical plate 14 to slide downward, the cylindrical plate 14 slides through the two first ball beads 15 to extrude the two second ball beads 16 to slide outward, and the two second ball beads 16 are clamped and fixed to the inner surface of the lower mold 22, the buffer spring 13 plays a buffering role during clamping, the buffer spring 13 is continuously extruded to shrink during the downward screwing of the threaded rod 12, and the force to be applied is continuously increased during the continuous screwing, so as to avoid that the first ball bead 15 and the second ball bead 16 are instantaneously subjected to excessive impact force, reduce the wear and damage of parts, prolong the service life, the installation and removal of the lower mold 22 can be completed by screwing the threaded rod 12, the operation is simple and convenient, the first ball bead 15 extrudes the second ball bead 16, the contact area is increased, the clamping force is more evenly distributed, so that the position of the lower mold 22 in the sliding table 21 is more stable and is not easy to loosen or displace, and a more reliable installation effect is ensured.

[0043] Finally, it should be noted that: obviously, the above embodiments are only examples for clearly illustrating the utility model, and are not limited to the implementation mode. For ordinary skilled persons in the art, other different forms of changes or variations can be made on the basis of the above description. Here, it is not necessary and impossible to enumerate all the implementation modes. The obvious changes or variations derived therefrom are still within the protection scope of the utility model.

Claims

1. A punch device for rubber product production comprising a sleeve (11) and a base (17), a threaded rod (12) is threadedly connected inside the sleeve (11), characterized in that, The lower end of the threaded rod (12) is fixedly connected with a buffer spring (13), the lower end of the buffer spring (13) is fixedly connected with a cylindrical plate (14), the cylindrical plate (14) is sleeved with two first ball beads (15) inside, the sleeve (11) is slidably connected with two second ball beads (16) inside, and the two second ball beads (16) are respectively attached to the two first ball beads (15). Wherein, the upper end of the base (17) is fixedly connected with a punching mechanism; The punching mechanism comprises a supporting seat (18), and the supporting seat (18) is fixedly connected to the upper end of the base (17).

2. The punching device for rubber product manufacturing according to claim 1, wherein The upper end of the supporting seat (18) is fixedly connected with a sliding rail (19). Wherein, the outer surface of the sliding rail (19) is slidably connected with a sliding table (21).

3. The punching device for rubber product manufacturing according to claim 2, wherein The upper end of the sliding table (21) is fixedly connected with a lower mold (22). Wherein, the upper end of the sliding table (21) is fixedly connected with a first L-shaped connecting plate (23), the sleeve (11) is sleeved inside the lower mold (22) and the first L-shaped connecting plate (23), and the two second ball beads (16) are attached to the inside of the lower mold (22).

4. The punching device for rubber product manufacturing according to claim 3, wherein The upper end of the sleeve (11) is fixedly connected with two telescopic cylinders (24), and the sliding table (21) is fixedly connected to the outer surfaces of the two telescopic cylinders (24). Wherein, the upper end of the sleeve (11) is slidably connected with a collection box (25), and the collection box (25) and the sliding table (21) are on the same horizontal line.

5. The punching device for rubber product manufacturing according to claim 4, wherein The end of the sleeve (11) close to the collection box (25) is fixedly connected with a mounting table (26); Wherein, the upper end of the mounting table (26) is fixedly connected with a hydraulic rod (27), and the outer surface of the hydraulic rod (27) is fixedly connected with an upper mold (28).

6. The punching device for rubber product manufacturing according to claim 5, wherein The upper end of the sleeve (11) is fixedly connected with two second L-shaped connecting plates (29), and the two second L-shaped connecting plates (29) are located on both sides of the sliding table (21). Wherein, the end of the sleeve (11) close to the sliding table (21) is fixedly connected with a placing table (31).

7. The punching device for rubber product manufacturing according to claim 6, wherein The inside of the two second L-shaped connecting plates (29) and the placing table (31) is slidably connected with a feeding positioning plate (32). Wherein, the inside of the feeding positioning plate (32) is provided with a clamping groove (33).

8. The punching device for rubber product manufacturing according to claim 7, wherein The inside of the placing table (31) is slidably connected with a spring positioning block (34); Wherein, the spring positioning block (34) is sleeved inside the clamping groove (33).

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