CN212761011U

CN212761011U - Clamping device for casting core piece

Info

Publication number: CN212761011U
Application number: CN202021732743.5U
Authority: CN
Inventors: 崔鑫
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2021-03-23
Anticipated expiration: 2030-08-19

Abstract

The utility model belongs to the technical field of the clamping equipment, especially, be a casting chipware clamping device, generally lack the function that carries out the centre gripping to the casting box to the in-process of current chipware casting to cause the relatively poor problem of stability in the casting process, the scheme is as follows now put forward, it includes the base, the top fixed mounting of base has the frame, and two threaded rods are installed to the internal rotation of frame, and the outside threaded connection of two threaded rods has same lifter plate, and the top of frame is rotated and is installed pivot and four bevel gears, lies in two bevel gear intermeshing of homonymy among four bevel gears, lies in the outside of the equal fixed mounting in the pivot of inboard of two bevel gears on the same horizontal axis. The utility model discloses the realization carries out the function of centre gripping to the top of casting box and the outside, through two second supporting rods that set up to can carry out certain stable centre gripping effect to the outside bottom of casting box.

Description

Clamping device for casting core piece

Technical Field

The utility model relates to a clamping equipment technical field especially relates to a casting chipware clamping device.

Background

The cast member is a metal molded article obtained by various casting methods, that is, an article having a certain shape, size and performance is obtained by pouring a smelted liquid metal into a casting mold prepared in advance by pouring, injecting, sucking or other casting methods, cooling, and then performing subsequent processing means such as grinding.

The existing core casting process generally lacks the function of clamping the casting box body, thereby causing the defect of poor stability in the casting process, and therefore a casting core clamping device is provided for solving the problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the casting process of the prior core piece generally lacks the function of clamping the casting box body, thereby causing the defect of poor stability in the casting process and providing a casting core piece clamping device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a clamping device for a cast core piece comprises a base, wherein a rack is fixedly arranged at the top of the base, two threaded rods are rotatably arranged in the rack, the outer sides of the two threaded rods are in threaded connection with the same lifting plate, a rotating shaft and four bevel gears are rotatably arranged at the top of the rack, the two bevel gears positioned on the same side in the four bevel gears are mutually meshed, the inner sides of the two bevel gears positioned on the same horizontal axis are fixedly arranged on the outer sides of the rotating shaft, the top ends of the two threaded rods extend to the outer side of the rack and are fixedly connected with the bottoms of the other two bevel gears, a bidirectional threaded rod is rotatably arranged at the top of the lifting plate, the outer sides of the bidirectional threaded rods are in threaded connection with two first clamping rods, the outer sides of the two first clamping rods are respectively and slidably arranged on the inner sides of the lifting plate, two second clamping rods are slidably arranged in the, the outside slidable mounting of slide bar is in the inboard of cavity section of thick bamboo, and the outside fixed mounting of cavity section of thick bamboo has the one end of spring, and the other end fixed mounting of spring is in the outside of slide bar.

Preferably, the dwang is installed in the outside bottom of frame rotation, and the one end of dwang and the equal fixed mounting of one end of pivot have a belt pulley, and the same belt of transmission connection has on two belt pulleys, through the belt pulley that sets up to make the rotation of dwang can drive the synchronous rotation of pivot.

Preferably, the through-hole has been seted up to the inside of lifter plate, and the equal slidable mounting in the inboard of through-hole in the outside of two first supporting poles is through the first supporting pole that sets up to can carry out stable centre gripping to the top of casting box.

Preferably, the top fixed mounting of frame has two gag lever posts, and the outside of pivot is rotated and is installed in the inboard of gag lever post, through the gag lever post that sets up to rotation for the pivot provides the effect of rotation support.

Preferably, the rectangular groove is opened at the top of base, and the equal slidable mounting in bottom of two second supporting rods is on the bottom inner wall of rectangular groove, through the second supporting rod that sets up to carry out certain centre gripping to the outside bottom of casting box and handle.

Preferably, the circular port has all been seted up to the top both sides of frame, and the outside of two threaded rods is all rotated and is installed in the inboard of circular port, through the circular port that sets up to make the rotation of threaded rod play the effect of scope restriction.

In the utility model, a casting core clamping device, through the dwang that sets up, the manual rotation handle, thereby make the dwang rotate, through two belt pulleys that set up, thereby make the pivot rotate in step, thereby drive four bevel gears and rotate in step, thereby make two threaded rods rotate in step, thereby make the lifter plate obtain the motion of vertical direction, thereby drive two first supporting poles and obtain the vertical motion of synchronization, thereby can carry out stable centre gripping to the top of casting box, secondly through the two-way threaded rod that sets up, thereby make two first supporting poles obtain the motion of horizontal direction, two first supporting poles obtain the operation that is close to each other or keeps away from each other, thereby can carry out certain clamping function to the outside of casting box;

the utility model discloses a two second supporting rods that set up to can carry out certain stable centre gripping effect to the outside bottom of casting box.

Drawings

Fig. 1 is a schematic structural view of a casting core clamping device according to the present invention;

fig. 2 is a schematic structural view of a part a of a cast core clamping device according to the present invention;

fig. 3 is a schematic structural diagram of a part B of a cast core clamping device according to the present invention.

In the figure: 1. a base; 2. a frame; 3. a threaded rod; 4. a bevel gear; 5. a rotating shaft; 6. a lifting plate; 7. a bidirectional threaded rod; 8. a first clamping rod; 9. rotating the rod; 10. a belt pulley; 11. a belt; 12. a second clamping rod; 13. a hollow cylinder; 14. a slide bar; 15. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a clamping device for a cast core piece comprises a base 1, a frame 2 is fixedly installed on the top of the base 1, two threaded rods 3 are rotatably installed inside the frame 2, the outer sides of the two threaded rods 3 are in threaded connection with a same lifting plate 6, a rotating shaft 5 and four bevel gears 4 are rotatably installed on the top of the frame 2, two bevel gears 4 positioned on the same side in the four bevel gears 4 are meshed with each other, the inner sides of the two bevel gears 4 positioned on the same horizontal axis are fixedly installed on the outer side of the rotating shaft 5, the top ends of the two threaded rods 3 extend to the outer side of the frame 2 and are fixedly connected with the bottoms of the other two bevel gears 4, a bidirectional threaded rod 7 is rotatably installed on the top of the lifting plate 6, two first clamping rods 8 are in threaded connection with the outer sides of the bidirectional threaded rod 7, the, the inside slidable mounting of base 1 has two second holding poles 12, and the one side that two second holding poles 12 are close to each other is fixed mounting respectively has slide bar 14 and a cavity section of thick bamboo 13, and the outside slidable mounting of slide bar 14 is in the inboard of cavity section of thick bamboo 13, and the outside fixed mounting of cavity section of thick bamboo 13 has the one end of spring 15, and the other end fixed mounting of spring 15 is in the outside of slide bar 14.

The utility model discloses in, the outside bottom of frame 2 is rotated and is installed dwang 9, and the one end of dwang 9 and the equal fixed mounting of one end of pivot 5 have belt pulley 10, and the transmission is connected with same belt 11 on two belt pulleys 10, through the belt pulley 10 that sets up to make the rotation of dwang 9 can drive pivot 5 synchronous rotations.

The utility model discloses in, the through-hole has been seted up to the inside of lifter plate 6, and the equal slidable mounting in the outside of two first supporting rods 8 is in the inboard of through-hole, through the first supporting rod 8 that sets up to can carry out stable centre gripping to the top of casting box.

The utility model discloses in, the top fixed mounting of frame 2 has two gag lever posts, and the outside of pivot 5 is rotated and is installed in the inboard of gag lever post, through the gag lever post that sets up to rotation for pivot 5 provides the effect of rotating the support.

The utility model discloses in, the rectangle recess has been seted up at base 1's top, and the equal slidable mounting in bottom of two second supporting rods 12 is on the bottom inner wall of rectangle recess, through the second supporting rod 12 that sets up to outside bottom to the casting box carries out certain centre gripping and handles.

The utility model discloses in, the circular port has all been seted up to the top both sides of frame 2, and the outside of two threaded rods 3 is all rotated and is installed in the inboard of circular port, through the circular port that sets up to make the rotation of threaded rod 3 play the effect of scope restriction.

The working principle of the clamping device is as follows: through the arranged rotating rod 9, the handle is manually rotated, so that the rotating rod 9 rotates, and through the arranged two belt pulleys 10, the rotating shaft 5 is synchronously rotated, so that four bevel gears 4 are driven to synchronously rotate, so that two threaded rods 3 are synchronously rotated, so that the lifting plate 6 is driven to move in the vertical direction, so that two first clamping rods 8 are driven to synchronously move vertically, so that the top of the casting box body can be stably clamped, and then through the arranged bidirectional threaded rod 7, so that the two first clamping rods 8 are driven to move in the horizontal direction, the two first clamping rods 8 are driven to move close to or away from each other, so that a certain clamping function can be carried out on the outer side of the casting box body; secondly, through the two second clamping rods 12, the outer bottom of the casting box body can be stably clamped to a certain extent.

Claims

1. A casting core clamping device comprises a base (1) and is characterized in that a rack (2) is fixedly mounted at the top of the base (1), two threaded rods (3) are mounted in the rack (2) in a rotating mode, the outer sides of the two threaded rods (3) are in threaded connection with a same lifting plate (6), a rotating shaft (5) and four bevel gears (4) are mounted at the top of the rack (2) in a rotating mode, the two bevel gears (4) located on the same side in the four bevel gears (4) are meshed with each other, the inner sides of the two bevel gears (4) located on the same horizontal axis are fixedly mounted on the outer side of the rotating shaft (5), the top ends of the two threaded rods (3) extend to the outer side of the rack (2) and are fixedly connected with the bottoms of the other two bevel gears (4), a bidirectional threaded rod (7) is mounted at the top of the lifting plate (6) in a rotating mode, and two, the outer sides of the two first clamping rods (8) are all slidably mounted on the inner side of the lifting plate (6), the two second clamping rods (12) are slidably mounted inside the base (1), one side, close to each other, of each of the two second clamping rods (12) is fixedly mounted with a sliding rod (14) and a hollow cylinder (13), the outer side of each sliding rod (14) is slidably mounted on the inner side of the hollow cylinder (13), one end of a spring (15) is fixedly mounted on the outer side of the hollow cylinder (13), and the other end of the spring (15) is fixedly mounted on the outer side of the sliding rod (14).

2. A clamping device for casting core pieces according to claim 1, characterized in that a rotating rod (9) is rotatably mounted at the bottom of the outer side of the frame (2), a belt pulley (10) is fixedly mounted at one end of the rotating rod (9) and one end of the rotating shaft (5), and the same belt (11) is in transmission connection with the two belt pulleys (10).

3. A casting core clamping device according to claim 1, characterized in that the lifting plate (6) is provided with a through hole in the inside, and the outer sides of the two first clamping rods (8) are slidably mounted in the through hole.

4. A casting core clamping device according to claim 1, characterized in that two stop rods are fixedly mounted on the top of the frame (2), and the outer side of the rotating shaft (5) is rotatably mounted on the inner side of the stop rods.

5. A casting core clamping device according to claim 1, characterized in that the base (1) is provided with a rectangular recess at the top, and the bottom ends of the two second clamping rods (12) are slidably mounted on the bottom inner wall of the rectangular recess.

6. A casting core clamping device according to claim 1, characterized in that the top of the frame (2) is provided with a circular hole on both sides, and the outer sides of the two threaded rods (3) are rotatably mounted on the inner sides of the circular holes.