CN113664113A

CN113664113A - Clamp with hidden thimble for mold

Info

Publication number: CN113664113A
Application number: CN202110811442.4A
Authority: CN
Inventors: 于林
Original assignee: Jiangsu Weijun Industrial Equipment Co ltd
Current assignee: Jiangsu Weijun Industrial Equipment Co ltd
Priority date: 2021-07-16
Filing date: 2021-07-16
Publication date: 2021-11-19

Abstract

The invention discloses a mold clamp with a hidden thimble, which comprises a base, wherein a mold main body is arranged above the base, sliding grooves are formed in the central positions of four sides of the top surface of the base, mounting holes are formed in the central positions of two sides of the inner wall of each sliding groove, bearings are fixedly arranged in the mounting holes, a first lead screw is fixedly arranged between the bearings, one end of the first lead screw penetrates through the base to fixedly mount a handle, a sliding block is connected to the surface of the first lead screw in a threaded manner, and a vertical rod is fixedly mounted on the top surface of the sliding block The trouble of fixing and setting up new screw mounting hole, and it is more stable for the screw fixation, the effect is better.

Description

Clamp with hidden thimble for mold

Technical Field

The invention relates to the technical field of clamps, in particular to a clamp with a hidden thimble for a mold.

Background

The clamp is a device which is used for fixing a processing object to enable the processing object to occupy a correct position in the mechanical manufacturing process so as to receive construction or detection, and is also called a clamp, under the drive that the machine tool technology develops towards the directions of high speed, high efficiency, precision, composition, intelligence and environmental protection, the clamp technology is developing towards the directions of high precision, high efficiency, module, combination, universality and economy, and in a broad sense, any procedure in the process can be called as a clamp for rapidly, conveniently and safely installing a workpiece;

the mould is a kind of tool making the blank into the finished piece with specific shape and size under the action of external force, the industrial production uses injection moulding, blow moulding, extrusion, die casting or forging forming, smelting, stamping and so on to obtain various moulds and tools of the required products, in short, the mould is the tool used for making the formed article, the tool is composed of various parts, different moulds are composed of different parts, it realizes the processing of the article appearance mainly by the change of the physical state of the formed material, the name is "mother of industry";

the mould then needs to be fixed in the mould course of working to in the normal clear of processing, the fixed of current mould is mostly through welding or fix with screw, and the inconvenient dismantlement of welding and fix with screw are unstable, can produce vibrations in the course of working and make the screw not hard up, and use the fix with screw mould, still need set up the mounting hole of different positions when changing the mould of equidimension not, and is very troublesome.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides the mold clamp with the hidden thimble, which is convenient to disassemble and more stable to fix.

In order to solve the technical problems, the invention provides the following technical scheme: a mold clamp with a hidden thimble comprises a base, wherein a mold main body is arranged above the base, sliding grooves are formed in the central positions of four sides of the top surface of the base, mounting holes are formed in the central positions above two sides of the inner wall of each sliding groove, bearings are fixedly mounted in the mounting holes, a first lead screw is fixedly mounted between the bearings, one end of the first lead screw penetrates through a handle fixedly mounted on the base, a sliding block is connected to the surface of the first lead screw in a threaded manner, a vertical rod is fixedly mounted on the top surface of the sliding block, a fixing groove is horizontally formed below one side of the vertical rod, a first groove is formed in the central position of the top surface of the inner wall of the fixing groove, a second groove matched with the first groove in size is formed in the central position of the bottom surface of the inner wall of the fixing groove, a motor is fixedly mounted on the top surface of the inner wall of the first groove, a second lead screw is fixedly mounted on the output shaft of the motor, and a clamping rod matched with the first groove is connected to the surface of the second lead screw in a threaded manner, the outer surface of the die main body is horizontally and fixedly provided with a fixing plate, and one side of the top surface of the fixing plate is provided with a through hole matched with the clamping rod.

Preferably, base bottom surface four corners all is equipped with damper, damper includes spring, first stand and second stand, second stand top surface central point puts the logical groove of offering with first stand adaptation, lead to groove inner wall bottom surface fixed mounting spring, spring one end fixed connection second stand.

Preferably, one side of the sliding block is provided with a threaded hole matched with the first screw rod.

Preferably, a plurality of rollers are fixedly mounted on the bottom surface of the sliding block, and the bottom surfaces of the rollers are in contact with the bottom surface of the inner wall of the sliding groove.

Preferably, the center of the bottom surface of the inner wall of the through groove is provided with a movable groove, the center of the bottom surface of the first upright post is fixedly provided with a movable rod matched with the movable groove, and the spring is arranged on the outer surface of the movable rod.

Preferably, the distance from the fixing plate to the top surface of the base is equal to the distance from the fixing groove to the top surface of the base.

Preferably, the bottom surface in the movable groove is provided with a protective pad made of rubber.

Preferably, the limiting grooves are formed in two sides of the inner wall of the movable groove, and the limiting blocks matched with the limiting grooves are fixedly mounted below two sides of the outer surface of the movable rod.

Preferably, a shock pad is fixedly installed on the bottom surface of the second upright post.

Compared with the prior art, the invention can achieve the following beneficial effects:

1. according to the invention, the base, the sliding groove, the mounting hole, the bearing, the first screw rod, the sliding block, the handle, the vertical rod, the fixing plate, the through hole, the fixing groove, the first groove, the second groove, the motor, the second screw rod and the clamping rod are arranged, so that the rapid disassembly and assembly of the die main body can be completed, the trouble of disassembling, fixing and forming a new screw mounting hole by a screw is avoided, and the screw fixing is more stable and the effect is better compared with the screw fixing;

2. the spring damping device has the advantages that the first upright post, the second upright post, the through groove, the spring and the damping pad are arranged, so that a good damping effect is achieved, the whole device is more stable in working, the movable rod and the movable groove are arranged, the spring is only vertically deformed and cannot be deviated, the spring is protected, and the service life of the spring is prolonged;

3. according to the invention, the movable rod is prevented from being separated from the movable groove when moving in the movable groove by arranging the limiting block and the limiting groove, and the movable rod is prevented from being violently collided when moving in the movable groove by arranging the protective pad on the bottom surface in the movable groove, so that the movable rod is not damaged, and the noise generated by collision is reduced.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of a base according to the present invention;

FIG. 3 is a schematic view of the structure of the main body, the fixing plate and the through hole of the mold of the present invention;

FIG. 4 is a schematic sectional view of the vertical rod and the sliding block of the present invention;

FIG. 5 is a schematic cross-sectional view of a first column and a second column according to the present invention;

wherein: 1. a base; 2. a chute; 3. mounting holes; 4. a bearing; 5. a first lead screw; 6. a slider; 7. a handle; 8. a vertical rod; 9. a mold body; 10. a fixing plate; 11. a through hole; 12. fixing grooves; 13. a first groove; 14. a second groove; 15. a motor; 16. a second lead screw; 17. a clamping rod; 18. a first upright post; 19. a second upright post; 20. a through groove; 21. a spring; 22. a movable groove; 23. a movable rod; 24. a roller; 25. a threaded hole; 26. a limiting groove; 27. a limiting block; 28. a protective pad; 29. a shock-absorbing pad.

Detailed Description

The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in figures 1-4, the invention provides a mold clamp with a hidden thimble, which comprises a base 1, a mold main body 9 is arranged above the base 1, sliding grooves 2 are respectively arranged at the central positions of four sides of the top surface of the base 1, a first screw rod 5 is rotatably connected in the sliding grooves 2, mounting holes 3 are respectively arranged at the central positions above two sides of the inner wall of the sliding grooves 2, one mounting hole 3 penetrates through the outer surface of the base 1, bearings 4 are fixedly arranged in the mounting holes 3, the first screw rod 5 is fixedly arranged between the bearings 4, one end of the first screw rod 5 penetrates through a fixed mounting handle 7 of the base 1, the first screw rod 5 is conveniently driven to rotate by rotating the handle 7, a slide block 6 is connected with the surface of the first screw rod 5 in a threaded manner, a threaded hole 25 matched with the first screw rod 5 is arranged at one side of the slide block 6, the slide block 6 can be driven to move when the first screw rod 5 rotates, a vertical rod 8 is fixedly arranged at the top surface of the slide block 6, a fixed groove 12 is horizontally arranged below one side of the vertical rod 8 and used for placing a fixed plate 10, a first groove 13 is arranged at the center position of the top surface of the inner wall of the fixed groove 12, the first groove 13 is used for placing a motor 15, a second screw rod 16 and a clamping rod 17, the clamping rod 17 can move in the first groove 13, a second groove 14 matched with the first groove 13 in size is arranged at the center position of the bottom surface of the inner wall of the fixed groove 12, the clamping rod 17 can conveniently penetrate through the first groove 13 and can enter the second groove 14, the motor 15 is fixedly arranged at the top surface of the inner wall of the first groove 13 and provides power for the rotation of the second screw rod 16, the second screw rod 16 is fixedly arranged at the output shaft of the motor 15, the second screw rod 16 rotates to drive the clamping rod 17 to move, the clamping rod 17 matched with the first groove 13 is in threaded connection with the surface of the second screw rod 16 and is used for clamping and fixing the fixed plate 10 in the fixed groove 12 in a clamped mode, the fixed plate 10 is horizontally arranged on the outer surface of the main body 9, a through hole 11 matched with the clamping rod 17 is formed in one side of the top surface of the fixing plate 10, so that the fixing plate 10 is conveniently fixed in the fixing groove 12 through the clamping rod 17 through the through hole 11, the distance from the fixing plate 10 to the top surface of the base 1 is equal to the distance from the fixing groove 12 to the top surface of the base 1, the fixing plate 10 is communicated with the fixing groove 12 when the die main body 9 is placed on the top surface of the base 1, and the fixing plate 10 can enter the fixing groove 12 when the adjusting vertical rod 8 moves;

when different die bodies 9 need to be replaced, the die bodies 9 are taken out, the motor 15 is started to drive the second screw rods 16 to rotate (the rotation direction of the second screw rods 16 is defined as the positive direction), the second screw rods 16 drive the clamping rods 17 to move close to the motor 15, so that the clamping rods 17 move out of the second grooves 14 and completely enter the first grooves 13, then the handles 7 are clockwise rotated to drive the first screw rods 5 to clockwise rotate, the first screw rods 5 drive the sliding blocks 6 to move close to the handles 7, and the fixing plates 10 are separated from the fixing grooves 12, so that the die bodies 9 and the fixing plates 10 can be taken out of the base 1;

place new mould main part 9 on base 1 again, make fixed slot 12 and fixed plate 10 align, each handle 7 of anticlockwise rotation, make it drive first lead screw 5 anticlockwise rotation, thereby first lead screw 5 drives slider 6 and moves towards being close to mould main part 9, until fixed plate 10 gets into in fixed slot 12 completely, through-hole 11 and first recess 13 and second recess 14 intercommunication this moment, motor 15 rotates again, make it drive second lead screw 16 antiport, second lead screw 16 drives kelly 17 and moves out first recess 13, finally get into in second recess 14 through-hole 11, thereby fix fixed plate 10 in fixed slot 12, thereby the fixing to mould main part 9 has been accomplished, it is more stable for the fix with screw, and dismantle and the equipment is simple, need not set up new screw fixed orifices.

As shown in fig. 1 and 5, the embodiment further discloses that four corners of the bottom surface of the base 1 are respectively provided with a damping mechanism, each damping mechanism comprises a spring 21, a first upright post 18 and a second upright post 19, a through groove 20 adapted to the first upright post 18 is formed in the center of the top surface of the second upright post 19 and used for facilitating the movement of the first upright post 18, the spring 21 is fixedly installed on the bottom surface of the inner wall of the through groove 20 and plays a role in buffering and damping, and one end of the spring 21 is fixedly connected with the second upright post 19;

when the device works, violent vibration force can be generated, the vibration force is transmitted to the first upright post 18 through the base 1, the first upright post 18 is transmitted to the spring 21, and only a small part of the vibration force is transmitted to the second upright post 19 through the buffering effect of the spring 21, so that slight vibration can be generated, and the whole device works more stably.

As shown in fig. 2, the embodiment further discloses that a plurality of rollers 24 are fixedly installed on the bottom surface of the sliding block 6, and the bottom surfaces of the rollers 24 are in contact with the bottom surface of the inner wall of the chute 2;

when the first screw rod 5 rotates to drive the sliding block 6 to move in the sliding groove 2, the roller 24 moves in the sliding groove 2, and the roller 24 not only can enable the sliding block 6 to move more smoothly, but also plays a role in supporting the sliding block 6.

As shown in fig. 5, in the embodiment, a movable groove 22 is formed in the center of the bottom surface of the inner wall of the through groove 20, a movable rod 23 adapted to the movable groove 22 is fixedly installed in the center of the bottom surface of the first upright post 18, and a spring 21 is arranged on the outer surface of the movable rod 23;

when the first upright post 18 moves in the through groove 20, the spring 21 is driven to stretch and retract, the movable rod 23 moves in the movable groove 22, and the deformation of the spring 21 can only be vertically up and down and can not deviate, so that the spring 21 is protected, and the service life of the spring is prolonged.

As shown in fig. 5, the present embodiment further discloses that a protection pad 28 is disposed on the bottom surface inside the movable slot 22, and the protection pad 28 is made of rubber, so as to prevent the movable rod 23 from violently colliding during the movement of the movable rod 22, thereby not only protecting the movable rod 23 from being damaged, but also reducing the noise generated by collision.

As shown in fig. 5, in the embodiment, both sides of the inner wall of the movable groove 22 are provided with a limiting groove 26, and both sides of the outer surface of the movable rod 23 are fixedly provided with limiting blocks 27 adapted to the limiting grooves 26;

when the movable rod 23 moves in the movable groove 22, the limiting block 27 is driven to move in the limiting groove 26, the movable rod 23 can be prevented from being separated from the movable groove 22 when moving in the movable groove 22, the top surface and the bottom surface of the inner wall of the limiting groove 26 can also be provided with the protective pads 28, and the limiting block 27 is prevented from being violently collided with the limiting groove 26.

As shown in fig. 1 and fig. 5, the embodiment further discloses that a shock-absorbing pad 29 is fixedly installed on the bottom surface of the second upright 19, and the spring 21 is matched in an auxiliary manner, so as to further play a role in buffering and shock-absorbing, so that the shock-absorbing effect of the whole device is better.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a anchor clamps for mould with hidden thimble, includes base (1), its characterized in that: a die main body (9) is arranged above the base (1), sliding grooves (2) are formed in the central positions of four sides of the top surface of the base (1), mounting holes (3) are formed in the central positions of two sides of the inner wall of each sliding groove (2), bearings (4) are fixedly mounted in the mounting holes (3), first lead screws (5) are fixedly mounted between the bearings (4), one ends of the first lead screws (5) penetrate through the base (1) to fixedly mount handles (7), sliding blocks (6) are connected to the surfaces of the first lead screws (5) in a threaded mode, vertical rods (8) are fixedly mounted on the top surfaces of the sliding blocks (6), fixing grooves (12) are horizontally formed below one sides of the vertical rods (8), first grooves (13) are formed in the central positions of the top surfaces of the inner walls of the fixing grooves (12), second grooves (14) matched with the first grooves (13) in size are formed in the central positions of the bottom surfaces of the inner walls of the fixing grooves (12), first recess (13) inner wall top surface fixed mounting motor (15), output shaft fixed mounting second lead screw (16) of motor (15), kelly (17) of second lead screw (16) surface threaded connection and first recess (13) adaptation, mould main part (9) surface level fixed mounting fixed plate (10), through-hole (11) with kelly (17) adaptation are seted up to fixed plate (10) top surface one side.

2. The mold clamp with the concealed thimble according to claim 1, wherein: base (1) bottom surface four corners all is equipped with damper, damper includes spring (21), first stand (18) and second stand (19), second stand (19) top surface central point puts logical groove (20) of offering with first stand (18) adaptation, lead to groove (20) inner wall bottom surface fixed mounting spring (21), spring (21) one end fixed connection second stand (19).

3. The mold clamp with the concealed thimble according to claim 1, wherein: and one side of the sliding block (6) is provided with a threaded hole (25) matched with the first screw rod (5).

4. The mold clamp with the concealed thimble according to claim 1, wherein: a plurality of rollers (24) are fixedly mounted on the bottom surface of the sliding block (6), and the bottom surfaces of the rollers (24) are in contact with the bottom surface of the inner wall of the sliding groove (2).

5. The mold clamp with the concealed thimble according to claim 2, wherein: the movable groove (22) is formed in the center of the bottom surface of the inner wall of the through groove (20), the movable rod (23) which is fixedly installed and matched with the movable groove (22) is arranged in the center of the bottom surface of the first upright post (18), and the spring (21) is arranged on the outer surface of the movable rod (23).

6. The mold clamp with the concealed thimble according to claim 1, wherein: the distance from the fixing plate (10) to the top surface of the base (1) is equal to the distance from the fixing groove (12) to the top surface of the base (1).

7. The mold clamp with the concealed thimble according to claim 5, wherein: the bottom surface of the interior of the movable groove (22) is provided with a protective pad (28), and the protective pad (28) is made of rubber.

8. The mold clamp with the concealed thimble according to claim 5, wherein: limiting grooves (26) are formed in two sides of the inner wall of the movable groove (22), and limiting blocks (27) matched with the limiting grooves (26) are fixedly mounted below two sides of the outer surface of the movable rod (23).

9. The mold clamp with the concealed thimble according to claim 2, wherein: and a shock pad (29) is fixedly arranged on the bottom surface of the second upright post (19).