CN212144158U - Insert block die for forming hole positions of products - Google Patents

Abstract

The utility model discloses an insert mold for product hole forming, comprising a lower mold, an upper mold is arranged above the lower mold, a molding cavity is opened at the center of the upper surface of the lower mold, and the upper mold and the lower mold are provided with a molding cavity. The center position of the top of the mold is provided with insert holes arranged through, and the inner walls of the insert holes are provided with two symmetrically arranged adjustment cavities. The position of the insert hole of the upper die is slidably connected with the insert punch of the upper die, and the side walls of the insert punch of the upper die and the insert punch of the lower die are provided with two symmetrically arranged adjustment fixing holes. An adjustment fixing block is slidably connected in the adjustment cavity, and the adjustment fixing block is slidably connected with the inner wall of the adjustment fixing hole. The utility model makes the fine adjustment of the position of the inserts in the mold production process more accurate, so that the qualified rate of the products is greatly improved.

Description

Insert mold for product hole forming

technical field

The utility model relates to the technical field of molds, in particular to an insert mold for forming product holes.

Background technique

Molds, various molds and tools used in industrial production to obtain the desired products by injection molding, blow molding, extrusion, die casting or forging, smelting, stamping and other methods. In a nutshell, a mold is a tool used to make a shaped item, this tool is made up of various parts, and different molds are made up of different parts. It mainly realizes the processing of the shape of the article by changing the physical state of the formed material. Known as the "Mother of Industry". Under the action of external force, the blank becomes a tool with a specific shape and size. It is widely used in blanking, die forging, cold heading, extrusion, powder metallurgy parts pressing, pressure casting, and compression molding or injection molding of engineering plastics, rubber, ceramics and other products. The mold has a specific contour or cavity shape, and the application of the contour shape with the cutting edge can separate the blank according to the contour shape (blanking). Applying the cavity shape allows the blank to obtain a corresponding three-dimensional shape. The mold generally includes two parts, a movable mold and a fixed mold (or a punch and a concave mold), which can be divided and combined. When separated, the parts are taken out, and when closed, the blanks are injected into the mold cavity to form. The mold is a precision tool with complex shape, which bears the expansion force of the blank, and has high requirements on structural strength, rigidity, surface hardness, surface roughness and machining accuracy. The development level of mold production is one of the important signs of the level of machinery manufacturing.

In the prior art, the insert molds are mostly fixed with bolts during use, and there are certain errors in the bolting, so that in the production process of the finished mold products, there are certain errors in the products, resulting in poor product quality and high defect rate.

Utility model content

The purpose of the utility model is to solve the shortcomings existing in the prior art, and propose an insert mold for forming product holes.

In order to achieve the above-mentioned purpose, the present invention adopts the following technical solutions: an insert mold for product hole forming, including a lower mold, an upper mold is provided above the lower mold, and an upper mold is provided at the center of the upper surface of the lower mold. Forming cavity, the top center of the upper mold and the lower mold are provided with insert holes arranged through them, the inner walls of the insert holes are provided with two symmetrically arranged adjustment cavities, and the insert holes of the lower mold slide in position The lower die insert punch is connected, the insert hole position of the upper die is slidably connected with the upper die insert punch, and two side walls of the upper die insert punch and the lower die insert punch are provided. There are symmetrically arranged adjustment and fixing holes, and an adjustment and fixing block is slidably connected in the adjustment cavity, and the adjustment and fixing block is slidably connected with the inner wall of the adjustment and fixing hole.

As a further description of the above technical solution:

Two symmetrically arranged fixing grooves are opened at the positions of the two side walls of the lower mold.

As a further description of the above technical solution:

The upper surface of the lower die insert punch is provided with a push rod through hole arranged therethrough.

As a further description of the above technical solution:

Bolts are threadedly connected to the corresponding positions of the upper mold and the lower mold sidewalls in the adjustment cavity, and the bolts are rotatably connected to the adjustment fixing blocks at the corresponding positions.

As a further description of the above technical solution:

Sealing mud is applied to the gaps between the lower die and the insert punch of the lower die, and between the upper die and the insert punch of the upper die, and the surface of the seal mud is smooth.

As a further description of the above technical solution:

The upper die insert punch and the lower die insert punch are made of cast iron.

As a further description of the above technical solution:

The top rod is slidably connected with the top rod through the hole.

The utility model has the following beneficial effects:

By arranging the adjusting fixing block and the adjusting fixing hole, the utility model inserts the insert punch of the upper die and the insert punch of the lower die into the insert hole, and adjusts the knob, so that the adjusting fixing block is clamped into the adjusting fixing hole. The adjustment knob can fine-tune the position and inclination angle of the upper die insert punch and the lower die insert punch, so that when the stamping die produces products, the product data is more accurate, and the qualified rate of the product is improved.

The utility model makes the fine adjustment of the position of the inserts in the mold production process more accurate, so that the qualified rate of the products is greatly improved.

Description of drawings

Fig. 1 is the front view of the insert mould for product hole position forming proposed by the utility model;

2 is a cross-sectional view of an insert mold for product hole forming proposed by the utility model;

3 is a cross-sectional view of the upper die insert punch of the insert die for product hole forming proposed by the utility model.

illustration:

1. Lower die; 2. Upper die; 3. Fixing groove; 4. Knob; 5. Upper die insert punch; 6. Bolt; 7. Adjusting fixing block; 8. Adjusting cavity; 9. Molding cavity; 10. Mandrel through hole; 11. Lower die insert punch; 12. Adjustment fixing hole; 13. Insert hole.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner" and "outer" The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, with a specific orientation. Therefore, it should not be construed as a limitation to the present invention; the terms "first", "second" and "third" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance. In addition, Unless otherwise expressly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection, It can also be an electrical connection; it can be a direct connection, an indirect connection through an intermediate medium, or an internal connection between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

Referring to Figures 1-3, an embodiment provided by the present utility model: an insert mold for product hole forming, including a lower mold 1, an upper mold 2 is provided above the lower mold 1, and the center of the upper surface of the lower mold 1 is located. A molding cavity 9 is opened, and insert holes 13 are provided through the top central positions of the upper die 2 and the lower die 1. The inner walls of the insert holes 13 are provided with two symmetrically arranged adjustment cavities 8. The inserts of the lower die 1 The hole 13 is slidably connected to the lower die insert punch 11, the insert hole 13 of the upper die 2 is slidably connected to the upper die insert punch 5, the upper die insert punch 5 and the lower die insert punch 11 side Two symmetrically arranged adjustment fixing holes 12 are opened at the wall positions. The adjustment cavity 8 is slidably connected with an adjustment fixing block 7 , and the adjustment fixing block 7 is slidably connected with the inner wall of the adjustment fixing hole 12 .

Two symmetrically arranged fixing grooves 3 are opened at the positions of the two side walls of the lower mold 1 . The upper surface of the lower die insert punch 11 is provided with a push rod through hole 10 disposed therethrough. In the adjustment cavity 8, the positions corresponding to the side walls of the upper mold 2 and the lower mold 1 are threadedly connected with bolts 6, and the bolts 6 are rotatably connected with the adjustment fixing blocks 7 at the corresponding positions. 4. Control the bolt 6 through the knob 4 to make the control and adjustment fixing block 7 abut or loosen the upper die insert punch 5 and the lower die insert punch 11, and the upper die insert punch 5 can be adjusted by adjusting the fixing block 7 And the position of the lower die insert punch 11 makes the punching size more standard. The gaps between the lower die 1 and the lower die insert punch 11 and between the upper die 2 and the upper die insert punch 5 are coated with sealing mud, and the surface of the sealing mud is smooth, and the surface of the product can be made more smooth by the sealing mud. It is smooth and prevents the injection liquid from leaking into the insert hole 13, which can effectively avoid burrs on the product. The upper die insert punch 5 and the lower die insert punch 11 are made of cast iron, which is not easily deformed, making the product durable. An ejector pin is slidably connected in the ejector pin through hole 10 , and the product in the molding cavity 9 is ejected by the ejector pin.

Working principle: By inserting the upper die insert punch 5 and the lower die insert punch 11 into the insert hole 13, adjust the knob 4, so that the adjustment fixing block 7 is stuck into the adjustment fixing hole 12, and the adjustment knob 4 can be adjusted. Fine-tune the position and inclination angle of the upper die insert punch 5 and the lower die insert punch 11, so that the product data is more accurate when the stamping die produces products, and the qualified rate of the product is improved.

Finally, it should be noted that the above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. , it can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements to some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model, All should be included within the protection scope of the present invention.

Claims (7)

1. A mould of inserting for product hole site is fashioned, including bed die (1), its characterized in that: an upper die (2) is arranged above the lower die (1), a forming cavity (9) is arranged at the center of the upper surface of the lower die (1), the center positions of the tops of the upper die (2) and the lower die (1) are both provided with insert block holes (13) which are arranged in a penetrating way, the inner wall of the insert hole (13) is provided with two symmetrically arranged adjusting cavities (8), an insert hole (13) of the lower die (1) is connected with a lower die insert punch (11) in a sliding way, an insert punch head (5) of an upper die is connected to the position of an insert hole (13) of the upper die (2) in a sliding manner, the side wall positions of the upper die insert punch (5) and the lower die insert punch (11) are both provided with two symmetrically arranged adjusting fixing holes (12), all sliding connection has regulation fixed block (7) in adjusting chamber (8), adjust fixed block (7) and adjust fixed orifices (12) inner wall sliding connection.

2. The insert die for forming of hole sites of products according to claim 1, wherein: two symmetrically-arranged fixing grooves (3) are formed in the positions of the two side walls of the lower die (1).

3. The insert die for forming of hole sites of products according to claim 1, wherein: and a mandril through hole (10) which is arranged in a penetrating way is formed in the upper surface position of the lower die insert punch (11).

4. The insert die for forming of hole sites of products according to claim 1, wherein: adjust chamber (8) in with last mould (2) and bed die (1) lateral wall correspond the position and all run through threaded connection and have bolt (6), bolt (6) rotate with the regulation fixed block (7) that correspond the position and are connected, bolt (6) are located the equal fixedly connected with knob (4) of the outer one end of regulation chamber (8).

5. The insert die for forming of hole sites of products according to claim 1, wherein: and sealing mud is coated at the gap positions between the lower die (1) and the lower die insert punch (11) and between the upper die (2) and the upper die insert punch (5), and the surface of the sealing mud is smooth.

6. The insert die for forming of hole sites of products according to claim 1, wherein: the upper die insert punch (5) and the lower die insert punch (11) are made of cast iron materials.

7. The insert die for forming of hole sites of products according to claim 3, wherein: the ejector rod through hole (10) is connected with an ejector rod in a sliding way.

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