CN205765099U - A kind of clamping device for foundry goods punching - Google Patents

Abstract

The utility model relates to the field of mechanical processing, in particular to a clamping device for casting holes, comprising an operating console, a left cylinder, a right cylinder, a left connecting rod, a right connecting rod and a positioning rod, a left cylinder The free telescopic ends of the left and right cylinders respectively pass through the operation table, and the ends of the free telescopic ends are respectively installed and fixed with the lower ends of the left connecting rod and the right connecting rod , the upper ends of the left connecting rod and the right connecting rod are installed and fixed with the positioning rod respectively, the positioning rod is parallel to the operating table, and a space for placing castings is formed between the two. The utility model has the advantages of simple structure, convenient, safe and quick operation, and can quickly clamp and position the castings without slipping when punching holes, ensuring the accuracy of punching, and can clamp, position and punch multiple castings at the same time, greatly improving the The efficiency of production and the qualification rate of products have been improved.

Description

A clamping device for casting holes

technical field

The utility model relates to the field of mechanical processing, in particular to a clamping device for punching holes in castings.

Background technique

In the process of modern industrial production, clamping and 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 position. Fixing is difficult, and the position of the drilled hole is skewed. The casting cannot be clamped quickly and easily, and the accuracy of punching cannot be 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 clamping device for casting holes with simple structure, convenient, safe and quick operation, which can quickly clamp and position castings and ensure the accuracy and precision of punching.

In order to solve the above technical problems, the utility model provides a clamping device for casting holes, including a console, a left cylinder, a right cylinder, a left connecting rod, a right connecting rod and a positioning rod;

The operating table is a hollow structure, the upper surface of the operating table is an operating table, and the operating table is provided with a round hole I and a round hole II;

The left cylinder and the right cylinder are respectively installed and fixed under the operating table, the free telescopic end of the left cylinder passes through the round hole I, and is connected with the lower end of the left connecting rod, the right cylinder The free telescopic end passes through the round hole II and is connected with the lower end of the right connecting rod;

The positioning rod is provided with a round hole III and a round hole IV, the distance between the round hole III and the round hole IV is the same as the distance between the round hole I and the round hole II, and the upper end of the left connecting rod Through the round hole III and fixed with the positioning rod, the upper end of the right connecting rod passes through the round hole IV and fixed with the positioning rod, the positioning rod is parallel to the operating table, the positioning rod and A space for placing castings is formed between the operating table tops.

Further, the inner walls of the circular hole III and the circular hole IV are both provided with internal threads.

Further, the installation and fixing method of the free telescopic end of the left cylinder and the lower end of the left connecting rod is welding, and the installation and fixing method of the free telescopic end of the right cylinder and the lower end of the right connecting rod is Welding fixed.

Further, the left connecting rod and the right connecting rod are cylinders with external threads on the upper ends, and the external threads match the internal threads of the round hole III and the round hole IV.

Further, the positioning rod is in the shape of a cuboid.

Specifically, the console is in the shape of a cuboid box.

The beneficial effects of the utility model are: the utility model is simple in structure, convenient, safe and quick to operate, can quickly clamp and position the casting, and will not slip when punching, ensuring the accuracy of punching, and can clamp multiple castings at the same time Tight positioning drilling greatly improves the production efficiency and product qualification 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 structural representation of the utility model device.

In the figure: 1-operating table, 2-left cylinder, 3-right cylinder, 4-left connecting rod, 5-right connecting rod, 6-positioning rod, 7-round hole Ⅰ, 8-round hole Ⅱ , 9-round hole III, 10-round hole IV.

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.

Example:

As shown in Figure 1, the utility model is a clamping device for casting holes, including an operating table 1, a left cylinder 2, a right cylinder 3, a left connecting rod 4, a right connecting rod 5 and a positioning rod 6;

The operating table 1 is a hollow structure, the upper surface of the operating table 1 is an operating table, and the operating table is provided with a round hole I7 and a round hole II8;

The left cylinder 2 and the right cylinder 3 are respectively installed and fixed under the operating table, the free telescopic end of the left cylinder 2 passes through the round hole I7, and is connected with the lower end of the left connecting rod 4, the The free telescopic end of the right cylinder 3 passes through the circular hole II8 and is connected with the lower end of the right connecting rod 5;

The positioning rod 6 is provided with a round hole III9 and a round hole IV10, the distance between the round hole III9 and the round hole IV10 is the same as the distance between the round hole I7 and the round hole II8, and the left connecting rod 4 The upper end of the connecting rod 5 passes through the round hole III9 and is fixed with the positioning rod 6. The upper end of the right connecting rod 5 passes through the round hole IV10 and is fixed with the positioning rod 6. The positioning rod 6 is parallel to the operating table , A space for placing castings is formed between the positioning rod 6 and the operating table top.

Further, the inner walls of the circular hole III9 and the circular hole IV10 are both provided with internal threads.

Further, the installation and fixing method of the free telescopic end of the left cylinder 2 and the lower end of the left connecting rod 4 is welding, and the free telescopic end of the right cylinder 3 and the lower end of the right connecting rod 5 are fixed by welding. The installation and fixing method is welding and fixing.

Further, the left connecting rod 4 and the right connecting rod 5 are cylinders with external threads on the upper ends, and the external threads match the internal threads of the round hole III9 and the round hole IV10.

Further, the positioning rod 6 is in the shape of a cuboid.

Specifically, the console 1 is in the shape of a cuboid box.

When using a clamping device for casting holes of the utility model, the left side cylinder 2 and the right side cylinder 3 stretch out to a certain height, and the casting is placed in the middle of the upper surface of the console 1, and the part to be punched of the casting is Face up, then gradually lower the height of the left cylinder 2 and the right cylinder 3, the casting is completely clamped and positioned between the positioning rod 6 and the operating table, the positioning rod 6 and the upper surface of the casting fit together, and then the casting is punched . In addition, multiple castings can be arranged side by side on the operating table to punch holes at the same time.

The utility model has the advantages of simple structure, convenient, safe and fast operation, and can quickly clamp and position the castings without slipping when punching holes, ensuring the accuracy of punching, and can clamp, position and punch multiple castings at the same time, greatly improving The efficiency of production and the qualification rate of products have been improved.

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 (6)

1. A clamping device for casting holes, characterized in that it comprises an operating table (1), a left cylinder (2), a right cylinder (3), a left connecting rod (4), and a connecting rod on the right Rod (5) and positioning rod (6); The operating table (1) is a hollow structure, the upper surface of the operating table (1) is an operating table, and the operating table is provided with a round hole I (7) and a round hole II (8); The left cylinder (2) and the right cylinder (3) are installed and fixed under the operating table respectively, and the free telescopic end of the left cylinder (2) passes through the round hole I (7) and connects with the left The lower end of the connecting rod (4) is connected, and the free telescopic end of the right cylinder (3) passes through the round hole II (8) and is connected with the lower end of the right connecting rod (5); The positioning rod (6) is provided with a round hole III (9) and a round hole IV (10), and the distance between the round hole III (9) and the round hole IV (10) is the same as that of the round hole I (7) The distance between the circular hole II (8) is the same, the upper end of the left connecting rod (4) passes through the circular hole III (9), and is fixed with the positioning rod (6), and the right connecting rod The upper end of (5) passes through the round hole IV (10) and is fixed with the positioning rod (6), the positioning rod (6) is parallel to the operating table, and a Space to place castings. 2. A clamping device for casting holes according to claim 1, characterized in that the inner walls of the round hole III (9) and the round hole IV (10) are both provided with internal threads. 3. A clamping device for casting holes according to claim 1, characterized in that the installation of the free telescopic end of the left cylinder (2) and the lower end of the left connecting rod (4) The fixing method is welding and fixing, and the installation and fixing method of the free telescopic end of the right cylinder (3) and the lower end of the right connecting rod (5) is welding and fixing. 4. A clamping device for casting holes according to claim 2, characterized in that, the left connecting rod (4) and the right connecting rod (5) are cylinders with external threads on the upper end Body, the external thread is matched with the internal thread of round hole III (9) and round hole IV (10). 5. A clamping device for casting holes according to claim 1, characterized in that the positioning rod (6) is in the shape of a cuboid. 6. A clamping device for casting holes according to claim 1, characterized in that the console (1) is in the shape of a cuboid box.