Clamping device for extrusion die

Abstract

The utility model belongs to the technical field of extrusion dies, and particularly relates to a clamping device for an extrusion die, which comprises a workbench, a clamping device is arranged below the workbench, and the clamping device comprises a moving block, a rack, a gear, a rotating shaft, a worm gear, a worm, a motor, a fixing plate and a protective cover. According to the clamping device for the extrusion die, a motor drives a worm gear and a worm to rotate, a gear rotates along with the worm gear and finally drives a rack to move so that moving blocks can be close to or far away from each other, an irregular-face wear-resistant rubber pad can increase friction force to prevent the die from falling off, and an air cylinder drives a protective cover to move up and down along a sliding rail through a sliding block; the height can be conveniently adjusted to adapt to the machining condition, the device can be moved to the designated position everywhere through wheels, manpower consumption is reduced, the device is moved, the bottom protrusion of the control rod can be clamped into the brake ring by rotating the control rod, and the position of the control rod can be fixed by rotating the brake block again; and the operating lever resets under the tension of the spring to release the limit to the brake ring.

Description

TECHNICAL FIELD

[0001] The utility model relates to extrusion die technical field, concretely is a kind of clamping device for extrusion die. BACKGROUND

[0002] Extrusion die belongs to one kind of forming die, just his discharge mode is realized through the action of extrusion, is widely used in aluminum profile structure, also be used in plastic parts, in front end of extruder, for making pipe material, or profile, briefly, die is the tool for forming article, this kind of tool is made of various parts, different dies are made of different parts, it is mainly realized the processing of article shape by the change of the physical state of the material formed.

[0003] At present, extrusion die is widely used, however, extrusion die itself still has some deficiencies, some extrusion dies are mostly threaded clamped by stud, inconvenient to clamp, so a kind of clamping device for extrusion die is proposed to solve the above problems.

[0004] As Chinese patent CN216655816U discloses a kind of clamping device for extrusion die, including support mechanism, the top of the support mechanism is fixedly connected with clamping mechanism;The clamping mechanism includes motor, the output shaft of the motor is fixedly connected with rotating shaft, the top of the rotating shaft is fixedly connected with rotary table, the top of the rotary table is fixedly connected with support rod, the end of the support rod away from rotary table is fixedly connected with rotating ring, the top of the rotating ring is fixedly connected with fixed column, the outer wall of the fixed column is movably connected with clamping rod, the inside of the clamping rod is movably connected with pin column, the outer wall of the pin column is threadedly connected with fixed ring, the end of the clamping rod away from fixed column is fixedly connected with pressure block, the outer wall of the pressure block is movably connected with extrusion die, the top of the support mechanism is fixedly connected with base, the top of the base is fixedly connected with support, the top of the support is fixedly connected with support base.The clamping device for extrusion die has the advantages of convenient operation.

[0005] But the device is difficult to adapt to different sizes of die, and the clamping effect is not good. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a kind of clamping device for extrusion die to solve the problems that the device is difficult to adapt to different sizes of die and the clamping effect is not good in the above background art.

[0007] To achieve the above object, the utility model provides the following technical scheme: a kind of clamping device for extrusion die, including workbench, the clamping device is arranged below the workbench;

[0008] The clamping device comprises a moving block, a rack, a gear, a rotating shaft, a worm wheel, a worm, a motor, a fixed plate and a protective cover, the protective cover is fixedly connected below the workbench, the fixed plate is fixedly connected to the lower surface inside the protective cover, the motor is installed on one side of the fixed plate, the worm is connected to the output end of the motor, the rotating shaft is rotatably connected below the inside of the protective cover, the worm wheel is fixedly connected to the outer surface of the rotating shaft and engages the outer surface of the worm, the gear is fixedly connected above the rotating shaft, the rack engages the outer surface of the gear, the moving block is fixedly connected above the rack and is slidingly connected to the upper surface of the workbench, the worm wheel is driven to rotate by the motor, the gear is followed to rotate, and finally the rack is driven to move to make the moving blocks close to or away from each other.

[0009] Preferably, a threaded hole is formed in one side of the fixed plate, and the motor is threadedly connected with the fixed plate through the threaded hole, so that the motor is convenient to maintain and replace, and the stability of the device is improved.

[0010] Preferably, the moving block clamping surface is fixedly connected with a wear-resistant rubber pad, and the clamping surface of the wear-resistant rubber pad is irregularly shaped, so that the irregularly shaped wear-resistant rubber pad can increase the friction force to prevent the mold from falling off.

[0011] Preferably, a box body is installed below the workbench, sliding blocks are fixedly connected to the left and right sides of the protective cover, sliding rails are slidingly connected to the outer surfaces of the sliding blocks, the sliding rails are fixedly connected to the left and right sides inside the box body, a pneumatic cylinder is installed inside the box body, and the protective cover is connected to the output end of the pneumatic cylinder, so that the protective cover is driven by the pneumatic cylinder to move up and down along the sliding rails through the sliding blocks, and the height is convenient to adjust to adapt to the processing condition.

[0012] Preferably, a threaded hole is formed in the lower surface of the box body, and the pneumatic cylinder is threadedly connected with the box body through the threaded hole, so that the pneumatic cylinder is convenient to maintain and replace, and the convenience of the device is improved.

[0013] Preferably, a bearing seat one is fixedly connected below the box body, and a wheel shaft is rotatably connected to the inner surface of the bearing seat one, and wheels are fixedly connected to the left and right ends of the wheel shaft, so that the device can be moved to a designated position anywhere through the wheels, and the labor consumption for moving the device is reduced.

[0014] Preferably, the box back is fixedly connected with a limiting frame, the box back is rotatably connected with a brake block, the limiting frame is fixedly connected with a control rod below, the box is fixedly connected with a bearing seat two below, the bearing seat two is rotatably connected with a brake shaft on the inner surface, the brake shaft is fixedly connected with the control rod on the left and right ends, the spring is fixedly connected with the bearing seat two above and the other end is fixedly connected with the box below, the brake ring is fixedly sleeved on the outer surface of the wheel shaft, the control rod bottom protrusion can be clamped into the brake ring by rotating the control rod, and the brake block can be rotated to fix the position of the control rod, and the control rod is reset to release the limiting of the brake ring by rotating the brake block again.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] 1. The clamping device for extrusion die, the worm gear is rotated by the motor, the gear is rotated, the rack is moved to make the moving blocks close to or away from each other, and the irregular surface wear-resistant rubber pad can increase the friction force to prevent the die from falling off.

[0017] 2. The clamping device for extrusion die, the protection cover is moved up and down along the slide rail through the slide block driven by the air cylinder, the height is adjusted to adapt to the processing condition, the device can be moved to the specified position anywhere through the wheels, and the labor consumption of moving the device is reduced.

[0018] 3. The clamping device for extrusion die, the control rod bottom protrusion can be clamped into the brake ring by rotating the control rod, and the brake block can be rotated to fix the position of the control rod, and the control rod is reset to release the limiting of the brake ring by rotating the brake block again. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the whole structure schematic diagram of the utility model;

[0020] Figure 2 It is the internal structure schematic diagram of the utility model;

[0021] Figure 3 It is the clamping structure schematic diagram of the utility model;

[0022] Figure 4 It is the lifting structure schematic diagram of the utility model;

[0023] Figure 5 It is the moving structure schematic diagram of the utility model.

[0024] In the figure: 1, box; 2, workbench; 201, moving block; 202, rack; 203, gear; 204, rotating shaft; 205, worm gear; 206, worm; 207, motor; 208, fixed plate; 209, protective cover; 3, wheel; 301, bearing seat one; 302, wheel shaft; 303, limiting frame; 304, brake block; 305, operating rod; 306, brake shaft; 307, bearing seat two; 308, spring; 309, brake ring; 4, wear-resistant rubber pad; 5, air cylinder; 501, sliding rail; 502, sliding block. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0026] Please refer to Figures 1-5 The utility model provides a technical scheme:

[0027] Embodiment one: a clamping device for extrusion die, including workbench 2, workbench 2 below is provided with clamping device;

[0028] The clamping device includes moving block 201, rack 202, gear 203, rotating shaft 204, worm gear 205, worm 206, motor 207, fixed plate 208 and protective cover 209, the protective cover 209 is fixedly connected below workbench 2, the fixed plate 208 is fixedly connected to the lower surface inside protective cover 209, the motor 207 is installed to one side of fixed plate 208, the worm 206 is connected to the output end of motor 207, the rotating shaft 204 is rotatably connected below the inside of protective cover 209, the worm gear 205 is fixedly connected to the outer surface of rotating shaft 204 and is engaged with the outer surface of worm 206, the gear 203 is fixedly connected above rotating shaft 204, the rack 202 is engaged with the outer surface of gear 203, the moving block 201 is fixedly connected above rack 202 and is slidingly connected to the upper surface of workbench 2;

[0029] The moving block 201 clamping surface is fixedly connected with wear-resistant rubber pad 4, and the clamping surface of the wear-resistant rubber pad 4 adopts an irregular shape.

[0030] In the embodiment, the motor 207 drives the worm gear 205 and the worm 206 to rotate, so that the gear 203 rotates, and finally drives the rack 202 to move, so that the moving blocks 201 move closer to or away from each other. The irregular wear-resistant rubber pad 4 can increase the friction force to prevent the die from falling off.

[0031] In this embodiment, the protective cover 209 is driven by the cylinder 5 to move up and down along the sliding block 502 and the sliding rail 501, so as to conveniently adjust the height to adapt to the machining condition. The device can be moved to the specified position anywhere through the wheels 3, so as to reduce the labor consumption of moving the device.

[0032] In this embodiment, the protective cover 209 is driven by the cylinder 5 to move up and down along the sliding block 502 and the sliding rail 501, so as to conveniently adjust the height to adapt to the machining condition. The device can be moved to the specified position anywhere through the wheels 3, so as to reduce the labor consumption of moving the device.

[0033] In this embodiment, the protective cover 209 is driven by the cylinder 5 to move up and down along the sliding block 502 and the sliding rail 501, so as to conveniently adjust the height to adapt to the machining condition. The device can be moved to the specified position anywhere through the wheels 3, so as to reduce the labor consumption of moving the device.

[0034] In this embodiment, the protective cover 209 is driven by the cylinder 5 to move up and down along the sliding block 502 and the sliding rail 501, so as to conveniently adjust the height to adapt to the machining condition. The device can be moved to the specified position anywhere through the wheels 3, so as to reduce the labor consumption of moving the device.

[0035] In this embodiment, the protective cover 209 is driven by the cylinder 5 to move up and down along the sliding block 502 and the sliding rail 501, so as to conveniently adjust the height to adapt to the machining condition. The device can be moved to the specified position anywhere through the wheels 3, so as to reduce the labor consumption of moving the device.

[0036] It is to be noted that, as used in this specification and the appended claims, the singular forms "a," "an," and "the" include plural referents unless the context clearly dictates otherwise. Thus, for example, reference to "a component" can include a combination of two or more components. Additionally, the terms "comprise," "comprises," and "comprising," or any variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements is not necessarily limited to those elements, but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. Furthermore, unless otherwise indicated herein, the terms "first," "second," "third," etc., are used herein merely as labels, and are not intended to impose ordinal import.

Claims

1. A clamping device for extrusion dies, comprising a worktable (2), characterized in that: The workbench (2) is provided below with a clamping device; The clamping device comprises a moving block (201), a rack (202), a gear (203), a rotating shaft (204), a worm wheel (205), a worm (206), a motor (207), a fixed plate (208) and a protective cover (209), the protective cover (209) is fixedly connected below the workbench (2), the fixed plate (208) is fixedly connected to the lower surface inside the protective cover (209), the motor (207) is installed on one side of the fixed plate (208), the worm (206) is connected to the output end of the motor (207), the rotating shaft (204) is rotatably connected below the inside of the protective cover (209), the worm wheel (205) is fixedly connected to the outer surface of the rotating shaft (204) and engages the outer surface of the worm (206), the gear (203) is fixedly connected above the rotating shaft (204), the rack (202) engages the outer surface of the gear (203), and the moving block (201) is fixedly connected above the rack (202) and is slidably connected to the upper surface of the workbench (2).

2. A clamping device for extrusion dies according to claim 1, characterized in that: A threaded hole is formed in one side of the fixed plate (208), and the motor (207) is threadedly connected with the fixed plate (208) through the threaded hole.

3. A clamping device for extrusion dies according to claim 1, characterized in that: The moving block (201) is fixedly connected with a wear-resistant rubber pad (4) on the clamping surface, and the clamping surface of the wear-resistant rubber pad (4) is in an irregular shape.

4. The clamping device for extrusion dies according to claim 1, characterized in that: A box body (1) is installed below the workbench (2), sliding blocks (502) are fixedly connected to the left and right sides of the protective cover (209), sliding rails (501) are slidably connected to the outer surfaces of the sliding blocks (502), the sliding rails (501) are fixedly connected to the left and right sides inside the box body (1), a pneumatic cylinder (5) is installed inside the box body (1), and the protective cover (209) is connected to the output end of the pneumatic cylinder (5).

5. A clamping device for extrusion dies according to claim 4, characterized in that: A threaded hole is formed below the box body (1), and the pneumatic cylinder (5) is threadedly connected with the box body (1) through the threaded hole.

6. A clamping device for extrusion dies according to claim 4, characterized in that: A bearing seat one (301) is fixedly connected below the box body (1), a wheel shaft (302) is rotatably connected to the inner surface of the bearing seat one (301), and wheels (3) are fixedly connected to the left and right ends of the wheel shaft (302).

7. A clamping device for extrusion dies according to claim 4, characterized in that: A limiting frame (303) is fixedly connected to the back of the box body (1), a brake block (304) is rotatably connected to the back of the box body (1), a control rod (305) is fixedly connected below the limiting frame (303), a bearing seat two (307) is fixedly connected below the box body (1), a brake shaft (306) is rotatably connected to the inner surface of the bearing seat two (307), the brake shaft (306) is fixedly connected to the left and right ends of the control rod (305), a spring (308) is fixedly connected above the bearing seat two (307) and has the other end fixedly connected below the box body (1), and a brake ring (309) is fixedly sleeved on the outer surface of the wheel shaft (302).

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