CN212169053U

CN212169053U - Anchor clamps are used in foundry goods production

Info

Publication number: CN212169053U
Application number: CN202020838417.6U
Authority: CN
Inventors: 王义龙
Original assignee: Wuxi Aituo Precision Machinery Co Ltd
Current assignee: Wuxi Aituo Precision Machinery Co Ltd
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2020-12-18
Anticipated expiration: 2030-05-19

Abstract

The utility model discloses an anchor clamps for foundry goods production relates to anchor clamps technical field for production, causes the foundry goods to remove at the in-process of drilling easily for solving current anchor clamps for foundry goods production, leads to the problem that the connecting hole position produces the deviation. The utility model discloses a take square bearing, including left side angle bar, right side angle.

Description

Anchor clamps are used in foundry goods production

Technical Field

The utility model relates to an anchor clamps technical field is used in the production, specifically is an anchor clamps are used in foundry goods production.

Background

The casting is a metal molding object obtained by various casting methods, namely, the smelted liquid metal is poured into a casting mold prepared in advance by pouring, injecting, sucking or other casting methods, and after cooling, the casting is subjected to subsequent processing means such as grinding and the like, so that the object with certain shape, size and performance is obtained. There are various methods of classification of castings: according to the different metal materials, the steel casting, the iron casting, the copper casting, the aluminum casting, the magnesium casting, the zinc casting, the titanium casting and the like are divided. Each type of casting can be further divided into different types according to the chemical composition or metallographic structure of the casting. For example, iron castings can be classified into gray iron castings, nodular iron castings, vermicular iron castings, malleable iron castings, alloy iron castings, and the like; according to different casting mould forming methods, the castings can be divided into common sand casting, metal casting, die casting, centrifugal casting, continuous casting and the like. The casting needs to be processed with certain connecting holes to ensure the fixed connecting mode in the production process, and because the shape of the casting is not in specification, the casting is fixed by using a clamp and then the connecting holes are processed by a drilling machine.

The existing fixture for casting production easily causes the movement of a casting in the drilling process, so that the position of a connecting hole is deviated; therefore, the existing requirements are not met, and a clamp for producing castings is provided for the requirement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anchor clamps are used in foundry goods production to it causes the foundry goods to remove easily at the in-process of drilling to propose current anchor clamps for foundry goods production among the above-mentioned background art to solve, leads to the problem that the connecting hole position produces the deviation.

In order to achieve the above object, the utility model provides a following technical scheme: a clamp for casting production comprises a left angle iron, wherein a supporting plate is arranged below the left angle iron, a bolt for a square head groove is arranged inside the left angle iron, a nut with a shoulder is arranged on the outer wall of the bolt for the square head groove, a key groove V-shaped support is arranged on one side of the left angle iron, the left angle iron is fixedly connected with the key groove V-shaped support through an inner hexagonal bolt, a fastening nut with a shoulder is arranged on the outer wall of the inner hexagonal bolt, a casting is arranged on one side of the key groove V-shaped support, a spherical support bolt is arranged below the casting, a square base plate is arranged below the spherical support bolt, a square support is arranged below the square base plate, a damping plate is arranged below the square support, a rectangular support is arranged on one side of the square support, a V-shaped supporting plate is arranged on one side of the casting, and a vertical groove base plate is arranged below the V-shaped supporting plate, the improved groove clamping device is characterized in that a rectangular base plate is arranged below the vertical groove base plate, a clamping slider is arranged below the rectangular base plate, a clamping groove plate is arranged at the front end of the clamping slider, a clamping base is arranged below the clamping groove plate, the clamping groove plate is fixedly connected with the clamping base through a clamping bolt, and a clamping screw is arranged on one side of the clamping slider.

Preferably, the number of the spherical bearing bolts is three, and the three spherical bearing bolts are uniformly distributed around the lower part of the casting.

Preferably, the clamping groove plates are provided in two numbers, and the two clamping groove plates are symmetrical with respect to a vertical center line of the clamping slider.

Preferably, six clamping bolts are arranged and are uniformly distributed on two sides of the clamping slide block.

Preferably, the V-shaped supporting plate, the vertical groove base plate, the rectangular base plate and the clamping slide block are in threaded connection.

Preferably, the number of the square supports is two, and the two square supports are connected with the square backing plate through screws.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through setting up keyway V type supporting and V type supporting plate structure, can carry out all around to the foundry goods fixed, avoid carrying out the in-process of driling to the foundry goods because the resistance is great leads to the foundry goods to take place to remove or vibrate to influence the precision and the position of driling, can adjust the clamp force between V type supporting plate and the foundry goods simultaneously according to the material of foundry goods, avoid the too big foundry goods surface emergence of leading to of clamp force to cave in.

2. Through setting up spherical bearing bolt and shock attenuation plate structure, can improve the holding power to the foundry goods bottom surface, avoid reciprocating or the vibration taking place to reciprocate at the in-process of drilling, can avoid stress concentration to lead to the inside crackle of foundry goods or breaking occur simultaneously.

3. Through setting up clamping slide and perpendicular groove backing plate structure, can avoid taking place the back-and-forth movement at the in-process that fixes the foundry goods to influence the position and the precision of foundry goods.

Drawings

FIG. 1 is a side view of the overall shaft of the present invention;

FIG. 2 is an overall front view of the present invention;

FIG. 3 is an overall side view of the present invention;

fig. 4 is an overall plan view of the present invention.

In the figure: 1. left angle iron; 2. a support plate; 3. a bolt for a square head groove; 4. a shoulder nut; 5. a hexagon socket head cap screw; 6. a keyway V-shaped support; 7. a damper plate; 8. a square support; 9. a rectangular support; 10. a square base plate; 11. casting; 12. a V-shaped support plate; 13. a vertical slot backing plate; 14. a rectangular base plate; 15. clamping the base; 16. clamping the groove plate; 17. clamping the bolt; 18. clamping the screw rod; 19. a spherical bearing bolt; 20. a shouldered fastening nut; 21. and clamping the sliding block.

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. 1-4, the present invention provides an embodiment: a casting production fixture comprises a left angle iron 1, a supporting plate 2 is arranged below the left angle iron 1, vibration during drilling can be reduced, a square head groove bolt 3 is arranged inside the left angle iron 1, the height between the left angle iron and an operation table can be adjusted, a shoulder nut 4 is arranged on the outer wall of the square head groove bolt 3, firmness between the square head groove bolt 3 and the left angle iron 1 can be improved, a key groove V-shaped support 6 is arranged on one side of the left angle iron 1, the casting can be fixed front and back and left, the left angle iron 1 and the key groove V-shaped support 6 are fixedly connected through an inner hexagon bolt 5, firmness of the key groove V-shaped support 6 can be improved, a shoulder fastening nut 20 is arranged on the outer wall of the inner hexagon bolt 5, a casting 11 is arranged on one side of the key groove V-shaped support 6, a spherical support bolt 19 is arranged below the casting 11, the bottom surface of a casting 11 can be supported, a square base plate 10 is arranged below a spherical bearing bolt 19 and can increase the supporting force of the spherical bearing bolt 19, a square bearing 8 is arranged below the square base plate 10, a damping plate 7 is arranged below the square bearing 8 and can reduce vibration generated in the drilling process, a rectangular bearing 9 is arranged on one side of the square bearing 8, a V-shaped bearing plate 12 is arranged on one side of the casting 11 and can firmly clamp the casting with a keyway V-shaped bearing 6 to avoid the front-back and left-right movement in the drilling process, a vertical groove base plate 13 is arranged below the V-shaped bearing plate 12, a rectangular base plate 14 is arranged below the vertical groove base plate 13, a clamping slide block 21 is arranged below the rectangular base plate 14 and can adjust the clamping force and the distance between the V-shaped bearing plate 12 and the casting, and a clamping groove plate 16 is arranged at the front end of the clamping slide block 21, the clamping slider 21 can be stably moved, the clamping base 15 is arranged below the clamping groove plate 16, the clamping groove plate 16 and the clamping base 15 are fixedly connected through the clamping bolt 17, firmness of the clamping groove plate 16 can be improved, and the clamping screw 18 is arranged on one side of the clamping slider 21, so that the clamping slider 21 can move left and right.

Further, the spherical supporting bolts 19 are three, and the three spherical supporting bolts 19 are uniformly distributed around the lower portion of the casting 11, so that supporting force for the bottom surface of the casting 11 can be improved, vertical vibration in the drilling process is avoided, deviation of the position of the connecting hole is avoided, and drilling accuracy is greatly improved.

Furthermore, the two clamping groove plates 16 are arranged, and the two clamping groove plates 16 are symmetrical about the vertical center line of the clamping slider 21, so that the moving stability of the clamping slider 21 can be improved, the situation that the position of a casting is moved due to the fact that the casting moves back and forth in the moving process is avoided, meanwhile, the clamping force on the clamping slider 21 can be improved, and the casting can bear larger reaction force.

Furthermore, six clamping bolts 17 are arranged, and the six clamping bolts 17 are uniformly distributed on two sides of the clamping slide block 21, so that the clamping groove plate 16 can be firmly fixed on the clamping base 15, and the clamping groove plate 16 is prevented from moving due to the reaction force in the drilling process.

Furthermore, the V-shaped supporting plate 12, the vertical groove base plate 13, the rectangular base plate 14 and the clamping slide block 21 are in threaded connection, so that the stability and the firmness among the V-shaped supporting plate 12, the vertical groove base plate 13, the rectangular base plate 14 and the clamping slide block 21 can be improved, and the phenomenon of fracture or crack in stress concentration is avoided.

Further, the number of the square supports 8 is two, and the two square supports 8 are in screw connection with the square base plate 10, so that firmness between the square supports 8 and the square base plate 10 can be improved, and the square supports can bear the gravity of the larger casting 11.

The working principle is as follows: when the fixture is used, the fixture is fixed on an operating table of a drilling machine according to the length of a casting 11, then the clamping screw 18 is rotated to enable the V-shaped supporting plate 12 and the keyway V-shaped support 6 to be opened for a certain distance, then the spherical supporting bolt 19 is adjusted to enable the three spherical supporting bolts 19 to be located in the same horizontal plane, then the casting 11 is stably placed on the spherical supporting bolt 19, the clamping screw 18 is slightly rotated to enable the V-shaped supporting plate 12 and the keyway V-shaped support 6 to firmly fix the casting 11, the casting 11 is prevented from moving up, down, left, right, front and back, and finally the drilling machine is controlled to accurately drill the casting 11, and therefore the fixing and drilling processes of the casting 11 are completed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a anchor clamps are used in foundry goods production, includes left angle bar (1), its characterized in that: a supporting plate (2) is arranged below the left angle iron (1), a bolt (3) for a square head groove is arranged inside the left angle iron (1), a shoulder nut (4) is arranged on the outer wall of the bolt (3) for the square head groove, a key groove V-shaped support (6) is arranged on one side of the left angle iron (1), the left angle iron (1) is fixedly connected with the key groove V-shaped support (6) through an inner hexagonal bolt (5), a shoulder fastening nut (20) is arranged on the outer wall of the inner hexagonal bolt (5), a casting (11) is arranged on one side of the key groove V-shaped support (6), a spherical support bolt (19) is arranged below the casting (11), a square base plate (10) is arranged below the spherical support bolt (19), a square support (8) is arranged below the square base plate (10), and a damping plate (7) is arranged below the square support (8), the square supporting device is characterized in that a rectangular supporting body (9) is arranged on one side of the square supporting body (8), a V-shaped supporting plate (12) is arranged on one side of the casting (11), a vertical groove base plate (13) is arranged below the V-shaped supporting plate (12), a rectangular base plate (14) is arranged below the vertical groove base plate (13), a clamping slider (21) is arranged below the rectangular base plate (14), a clamping groove plate (16) is arranged at the front end of the clamping slider (21), a clamping base (15) is arranged below the clamping groove plate (16), the clamping groove plate (16) is fixedly connected with the clamping base (15) through a clamping bolt (17), and a clamping screw (18) is arranged on one side of the clamping slider (21).

2. A casting production jig according to claim 1, characterized in that: the number of the spherical supporting bolts (19) is three, and the three spherical supporting bolts (19) are uniformly distributed on the periphery below the casting (11).

3. A casting production jig according to claim 1, characterized in that: the number of the clamping groove plates (16) is two, and the two clamping groove plates (16) are symmetrical about a vertical center line of the clamping slide block (21).

4. A casting production jig according to claim 1, characterized in that: six clamping bolts (17) are arranged, and the six clamping bolts (17) are uniformly distributed on two sides of the clamping sliding block (21).

5. A casting production jig according to claim 1, characterized in that: the V-shaped supporting plate (12), the vertical groove base plate (13), the rectangular base plate (14) and the clamping slide block (21) are in threaded connection.

6. A casting production jig according to claim 1, characterized in that: the number of the square supports (8) is two, and the two square supports (8) are connected with the square base plate (10) through screws.