CN205684775U - A kind of foundry goods punching positioner - Google Patents

Abstract

The utility model relates to the field of mechanical processing, in particular to a casting positioning device, which includes a casting positioning mechanism and a drilling positioning mechanism. The casting positioning mechanism includes a base, a left bracket, a right bracket, a longitudinal positioning block, and a cylinder assembly. The assembly, the right side bracket and the longitudinal positioning block together realize the positioning of the casting. The drilling positioning mechanism includes a drilling positioning plate and a bayonet pin. The reference hole on the drilling positioning plate is aligned with the casting to be punched. The positioning plate and the right side bracket are fixed to realize the precise positioning of the casting to be punched. The utility model has the advantages of simple structure, convenient, safe and fast operation, and can precisely locate the casting to be punched, and the accuracy and precision of punching are well guaranteed, greatly improving the production efficiency and the qualified rate of the product.

Description

A positioning device for casting holes

technical field

The utility model relates to the field of mechanical processing, in particular to a casting hole positioning device.

Background technique

In the process of modern industrial production, positioning devices have been widely used in the process of drilling castings. When drilling castings, due to the irregular shape of castings, it is not easy to clamp and position, and it is easy to slip and difficult to fix the position. , the position of the drilled hole will be skewed. The accuracy and precision of punching are not well guaranteed, resulting in low production efficiency and a low pass rate of workpiece products, which greatly reduces production efficiency and is not conducive to production.

Utility model content

Aiming at the defects of the prior art, the utility model provides a casting hole positioning device with simple structure, convenient, safe and quick operation, which can precisely locate the position of the casting to be punched and ensure the accuracy and precision of the hole.

In order to solve the above technical problems, the utility model provides a casting positioning device, including a casting positioning mechanism and a drilling positioning mechanism;

The casting positioning mechanism includes a base, a left side bracket, a right side bracket, a cylinder and a longitudinal positioning block. The left side bracket and the right side bracket are vertically installed and fixed on the base and arranged oppositely, and the cylinder is horizontally installed and fixed on the left side. On the side bracket, the telescopic end of the cylinder passes through the left bracket to expand and contract back and forth. The telescopic end of the cylinder is sleeved and fixed with a horizontal positioning block. The top end of the right bracket is provided with a number of bayonet holes I. The longitudinal positioning block is installed Fixed on the base, the horizontal positioning block, the right side bracket and the longitudinal positioning block together realize the positioning of the casting;

The drilling positioning mechanism includes a drilling positioning plate and bayonet pins. The drilling positioning plate is provided with bolt mounting holes, reference holes and bayonet holes II. The positioning plate is horizontally positioned with the bolt mounting holes as the center Rotate until the reference hole is aligned up and down with the hole to be punched of the casting, and the bayonet pin is inserted into bayonet hole II and bayonet hole I in sequence, and then the drilling positioning plate and the right side bracket are fixed.

Further, the height of the right side bracket is not less than the height of the plane of the casting to be punched.

Further, the lower surface of the drilling positioning plate is in contact with the plane of the casting to be drilled.

Further, the lateral positioning block is hollow cylindrical.

Further, the longitudinal positioning block is in the shape of a cuboid.

Specifically, the casting positioning mechanism also includes several pads for placing under the casting, and the pads are in the shape of a cuboid.

Specifically, the detent is T-shaped.

Further, the bayonet hole II is a waist-shaped hole.

Further, the detent hole I is circular, and the width of the detent hole II is the same as the inner diameter of the detent hole I.

The beneficial effects of the utility model are: the utility model has the advantages of simple structure, convenient, safe and fast operation, and can precisely locate the casting to be punched, and the accuracy and precision of the punching are well guaranteed, greatly improving the production efficiency and Product pass rate.

Description of drawings

In order to illustrate the technical solution of the utility model more clearly, the accompanying drawings that need to be used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the accompanying drawings in the following description are only some of the utility models. Embodiments, for those skilled in the art, other drawings can also be obtained according to these drawings without creative work.

Fig. 1 is the front view of the utility model device.

Fig. 2 is a top view of the utility model device.

In the figure: 1-base, 2-left bracket, 3-right bracket, 4-cylinder, 5-longitudinal positioning block, 6-horizontal positioning block, 7-bay pin hole Ⅰ, 8-drilling positioning plate, 9 - Bayonet pin, 10 - datum hole, 11 - first bolt, 12 - bayonet pin hole II, 13 - spacer.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Embodiment: As shown in Figure 1 to Figure 2, the utility model is a casting positioning device, including a casting positioning mechanism and a drilling positioning mechanism;

The casting positioning mechanism includes a base 1, a left side bracket 2, a right side bracket 3, a cylinder 4 and a longitudinal positioning block 5, and the left side bracket 2 and the right side bracket 3 are vertically fixed on the base 1 and arranged oppositely, The cylinder 4 is horizontally installed and fixed on the left bracket 2, and the telescopic end of the cylinder 4 passes through the left bracket 2 to expand and contract back and forth. The end face is provided with a number of bayonet holes I7, the longitudinal positioning block 5 is installed and fixed on the base 1, and the transverse positioning block 6, the right side bracket 3 and the longitudinal positioning block 5 together realize the positioning of the casting;

The drilling positioning mechanism includes a drilling positioning plate 8 and a bayonet pin 9, the drilling positioning plate 8 is provided with a bolt mounting hole, a reference hole 10 and a bayonet hole II12, and the positioning plate 8 is installed with the bolt The hole is the center of the circle and rotated horizontally until the reference hole 10 is aligned up and down with the hole to be punched in the casting, and the bayonet pin 9 is inserted into the bayonet hole II12 and the bayonet hole I7 in sequence, and then the drilling positioning plate 8 and the right side bracket 3 are fixed.

Further, the height of the right side bracket 3 is not less than the height of the plane of the casting to be punched.

Further, the lower surface of the drilling positioning plate 8 is in contact with the plane of the casting to be drilled.

Further, the lateral positioning block 6 is hollow cylindrical.

Further, the longitudinal positioning block 5 is in the shape of a cuboid.

Specifically, the casting positioning mechanism also includes several pads 13 for placing under the casting, and the pads 13 are in the shape of a cuboid.

Specifically, the bayonet pin 9 is T-shaped.

Further, the bayonet hole II12 is a waist-shaped hole.

Further, the bayonet hole I7 is circular, and the width of the bayonet hole II12 is the same as the inner diameter of the bayonet hole I7.

When using a casting hole positioning device of the utility model, the casting to be punched is placed on the right side bracket 3 and the longitudinal positioning block 5, and the side of the casting to be punched faces upwards, and whether the cushion block 13 is needed or not is selected according to the height of the casting. The telescopic end of 4 stretches out and presses the transverse positioning block 6 against the casting to realize the positioning of the casting, then rotates the drilling positioning plate 8, aligns the reference hole 10 with the casting to be punched, and inserts the bayonet 9 into the bayonet hole Ⅰ7 And the bayonet hole II12, the drilling positioning plate 8 and the right side bracket 3 are fixed, and the precise positioning of the hole to be punched is realized.

The utility model has the advantages of simple structure, convenient, safe and fast operation, and can precisely locate the casting to be punched, and the accuracy and precision of punching are well guaranteed, greatly improving the production efficiency and the qualified rate of the product.

What is disclosed above is only a preferred embodiment of the present utility model, and of course the scope of rights of the present utility model cannot be limited by this. Therefore, the equivalent changes made according to the claims of the utility model are still covered by the utility model. range.

Claims (9)

1. A casting positioning device, characterized in that it comprises a casting positioning mechanism and a drilling positioning mechanism; The casting positioning mechanism includes a base (1), a left support (2), a right support (3), a cylinder (4) and a longitudinal positioning block (5), and the left support (2) and the right support ( 3) vertically installed and fixed on the base (1) and set oppositely, the cylinder (4) is horizontally installed and fixed on the left bracket (2), and the telescopic end of the cylinder (4) passes through the left bracket (2) back and forth Telescopic, the telescopic end of the cylinder (4) is socketed and fixed with a horizontal positioning block (6), the top end surface of the right side bracket (3) is provided with a number of bayonet holes I (7), and the longitudinal positioning block (5) Installed and fixed on the base (1), the transverse positioning block (6), the right side support (3) and the longitudinal positioning block (5) together realize the positioning of the casting; Described drilling positioning mechanism comprises drilling positioning plate (8) and bayonet pin (9), and described drilling positioning plate (8) is provided with bolt installation hole, datum hole (10) and bayonet pin hole II (12) , the positioning plate (8) rotates horizontally with the bolt mounting hole as the center of a circle until the reference hole (10) is aligned up and down with the hole to be punched in the casting, and the bayonet pins (9) are sequentially inserted Bayonet hole II (12) and bayonet hole I (7), and then the drilling positioning plate (8) and the right side bracket (3) are fixed. 2. A positioning device for casting holes according to claim 1, characterized in that the height of the right side bracket (3) is not less than the height of the plane of the casting to be punched. 3. A casting positioning device according to claim 2, characterized in that, the lower surface of the drilling positioning plate (8) and the plane of the casting to be punched are attached to each other. 4. The positioning device for casting holes according to claim 1, characterized in that the transverse positioning block (6) is hollow cylindrical. 5. A casting positioning device according to claim 1, characterized in that the longitudinal positioning block (5) is in the shape of a cuboid. 6. A kind of casting hole positioning device according to claim 1, characterized in that, the casting positioning mechanism also includes several pads (13) for placing under the casting, and the pads (13 ) is a rectangular parallelepiped. 7. A positioning device for casting holes according to claim 1, characterized in that the bayonet pin (9) is T-shaped. 8. A casting hole positioning device according to claim 1, characterized in that the bayonet hole II (12) is a waist-shaped hole. 9. A casting positioning device according to claim 8, characterized in that, the bayonet hole I (7) is circular, and the width of the bayonet hole II (12) is the same as that of the bayonet hole I (7) have the same inner diameter.