CN111136180A

CN111136180A - Mold machining datum positioning assembly and positioning method thereof

Info

Publication number: CN111136180A
Application number: CN201911321614.9A
Authority: CN
Inventors: 阮诗禧; 刘冰华; 岳汉荣; 李恒
Original assignee: Kunshan Guangxiong Hardware Technology Co ltd
Current assignee: Kunshan Lian Xiong Auto Parts Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-05-12
Anticipated expiration: 2039-12-20
Also published as: CN111136180B

Abstract

The application relates to a mould processing benchmark locating component includes: a first clamping assembly for abutting against one side of the profile; the second clamping assembly is used for abutting against the other side of the section bar and is matched with the first clamping assembly to clamp and position the section bar; the first clamping assembly comprises a sliding block, a sliding block guide rail and an insertion rod, wherein the sliding block is slidably arranged in the sliding block guide rail and can slide along the sliding block guide rail in a reciprocating manner under the driving of a first driving piece; the slider is provided with an insertion hole, the insertion rod can be matched with the insertion hole, and the insertion rod can be inserted into the insertion hole or separated from the insertion hole under the driving of the second driving piece. The invention has the beneficial effects that: the part contacting the section bar can be directly used as a reference, so that the clamping and positioning precision is greatly improved; the clamping devices on the two sides of the section bar are movable, so that the section bar can be conveniently taken out.

Description

Mold machining datum positioning assembly and positioning method thereof

Technical Field

The application belongs to the technical field of mould processing, and particularly relates to a mould processing datum positioning assembly.

Background

The automobile skylight guide rail has more and more extensive application on automobiles, and the guide rail aluminum profile has extremely strict requirements on the tolerance of the size because the aluminum profile ensures the smoothness of the skylight during opening and closing, reduces the noise in the opening and closing process and ensures the tightness during closing.

In the prior art, in the manufacturing of a mold of an automobile sunroof guide rail, the inner side and the outer side of a section bar of the sunroof guide rail need to be clamped and positioned, in order to ensure the positioning precision, a part which can be directly contacted with the section bar by a clamping block is preferably used as a reference, but in the prior art, because the part which is directly contacted with the section bar is not easy to ensure higher position precision, other surfaces are often used as the reference for clamping and positioning, and the position degree of a glass mounting hole of a sunroof after stamping has deviation.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: for solving the not enough of mould processing benchmark among the prior art to provide a mould processing benchmark locating component.

The technical scheme adopted by the invention for solving the technical problems is as follows: a mold tooling datum positioning assembly comprising:

a first clamping assembly for abutting against one side of the profile;

the second clamping assembly is used for abutting against the other side of the section bar and is matched with the first clamping assembly to clamp and position the section bar;

the first clamping assembly comprises a sliding block, a sliding block guide rail and an insertion rod, wherein the sliding block is slidably arranged in the sliding block guide rail and can slide along the sliding block guide rail in a reciprocating manner under the driving of a first driving piece; the slider is provided with an insertion hole, the inserted bar can be matched with the insertion hole, and the inserted bar can be inserted into the insertion hole or separated from the insertion hole under the driving of the second driving piece.

Preferably, in the mold machining datum positioning assembly, the end of the inserted rod is an arc surface or a conical surface.

Preferably, the first clamping assembly of the mold processing datum positioning assembly of the present invention further comprises a base plate, and the slider rail is fixedly mounted on the base plate.

Preferably, in the mold machining datum positioning assembly, the slide block guide rail and the slide block in the first clamping assembly are provided with a plurality of pairs, part of the slide block guide rail is directly fixed on the base plate, and the other part of the slide block guide rail is fixed on the base plate through the heightening block.

Preferably, in the mold machining datum positioning assembly, the cross section of the block is i-shaped, the edge of the block is fixed to the base plate or the slider guide rail by a screw, and the block has a through hole for the insertion rod to pass through.

Preferably, in the mold machining datum positioning assembly of the present invention, a main body portion of the first driving member is fixed on the bottom plate, one end of the driving rod of the first driving member is connected to a first push plate, and all the slide blocks in the first clamping assembly are connected to the first push plate.

Preferably, in the mold machining datum positioning assembly of the present invention, a main body portion of the second driving member is fixed below the bottom plate, one end of the driving rod of the second driving member is connected to a second push plate, and all the insertion rods in the first clamping assembly are connected to the second push plate.

Preferably, in the mold machining datum positioning assembly, the first driving part and the second driving part are air cylinders or oil cylinders.

Preferably, the first clamping component and the second clamping component of the mold machining datum positioning component are symmetrically provided with a plurality of pairs.

A mould processing datum positioning method is characterized by comprising the following steps:

s1: placing the profile between a first clamping assembly and a second clamping assembly;

s2: driving the sliding block to slide along the sliding block guide rail by using a first driving piece until the insertion hole is aligned with the insertion rod;

s3: driving the inserted link to extend out by using a second driving piece until the inserted link is inserted into the insertion hole;

s4: the profile is braced from one side thereof using a second clamping assembly.

The invention has the beneficial effects that: the part contacting the section bar can be directly used as a reference, so that the clamping and positioning precision is greatly improved;

the clamping devices on the two sides of the section bar are movable, so that the section bar can be conveniently taken out.

Drawings

The technical solution of the present application is further explained below with reference to the drawings and the embodiments.

FIG. 1 is a schematic diagram of an overall structure of a mold tooling datum locating assembly according to an embodiment of the present application;

FIG. 2 is a schematic diagram of the overall structure of a first clamping assembly in accordance with an embodiment of the present application;

FIG. 3 is a schematic view of a first clamping assembly in a longitudinal cross-sectional Y-axis configuration in accordance with an embodiment of the present application;

FIG. 4 is a schematic diagram of a longitudinal cross-sectional structure of a first clamping assembly in the X-axis direction according to an embodiment of the present application;

FIG. 5 is a schematic view of a stamping die set installation position according to an embodiment of the present application;

fig. 6 is a schematic view of the Y-axis positioning state of the slider according to the embodiment of the present application.

The reference numbers in the figures are:

1 first clamping Assembly

2 second clamping assembly

3 base

4 stamping die set

10 base plate

11 slide block

12 slide block guide rail

13 inserted link

14 first driving member

15 second driving member

16 block

111 jack

141 first push plate

151 second push plate

And (3) a section bar.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be considered limiting of the scope of the present application. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art through specific situations.

The technical solutions of the present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Examples

The present embodiment provides a mold machining datum positioning assembly, as shown in fig. 1 to 3, including:

a first clamping assembly 1 for abutting against one side of the profile;

the second clamping assembly 2 is used for abutting against the other side of the section bar and is matched with the first clamping assembly 1 to clamp and position the section bar together;

the first clamping assembly 1 comprises a slide block 11, a slide block guide rail 12 and an insert rod 13, wherein the slide block 11 is slidably arranged in the slide block guide rail 12 and can slide along the slide block guide rail 12 in a reciprocating manner under the driving of a first driving piece 14; the slide block 11 is provided with an insertion hole 111, the insertion rod 13 can be matched with the insertion hole 111, and the insertion rod 13 can be inserted into the insertion hole 111 or separated from the insertion hole 111 under the driving of the second driving piece 15.

In the mold machining datum positioning assembly of the embodiment, the part directly contacting the side surface of the profile a is the slide block 11, the transverse direction in fig. 1 is an X axis, and the vertical direction is a Y axis, and the slide block 11 slides in the slide block guide rail 12, so that the slide block 11 cannot deviate in the X axis direction. For the positioning of the slider 11 in the Y-axis direction, the operation steps are:

s1: placing the profile between a first clamping assembly 1 and a second clamping assembly 2;

s2: driving the slider 11 to slide along the slider guide rail 12 using the first driving member 14 until the insertion hole 111 and the insertion rod 13 are aligned;

s3: driving the insert rod 13 to extend by using the second driving member 15 until the insert rod 13 is inserted into the insertion hole 111;

s4: the profile is braced from one side thereof using a second clamping assembly 2.

Since the positioning error of the first driving member 14 driving the slider 11 in the Y-axis direction is reduced to be negligible after the insertion rod 13 is inserted into the insertion hole 111, the accuracy of positioning the slider 11 in the Y-axis direction is sufficiently high. Therefore, the die machining datum positioning assembly of the embodiment can directly use a part contacting the profile as a datum, and the precision of clamping and positioning is greatly improved.

Preferably, in the mold machining datum positioning assembly of the present embodiment, as shown in fig. 3, the end of the insert rod 13 is an arc surface or a conical surface. The diameter of the end of the insert pin 13 is gradually increased from the top to the bottom, and therefore, when there is a deviation between the position of the insert hole 111 and the insert pin 13 as shown in fig. 6, the deviation can be corrected after the insert pin 13 is inserted into the insert hole 111 as shown in fig. 3, ensuring accurate positioning of the slider 11.

Preferably, in the mold machining datum positioning assembly of the present embodiment, as shown in fig. 2, the first clamping assembly 1 further includes a base plate 10, and the slide rail 12 is fixedly mounted on the base plate 10. Specifically, the slide guide 12 is fixed on the base plate 10 by screws, and the slide guide 12 is composed of two inverted L-shaped fixing blocks.

Preferably, in the mold machining datum positioning assembly of the present embodiment, as shown in fig. 2 and 3, the slide rail 12 and the slide 11 in the first clamping assembly 1 have a plurality of pairs, a part of the slide rail 12 is directly fixed on the base plate 10, and another part of the slide rail 12 is fixed on the base plate 10 through the block 16. The heightening block 16 is of a rigid structure, and can ensure the heightening accuracy of the slide block 11.

Preferably, in the mold machining datum positioning assembly of the present embodiment, as shown in fig. 4, the cross-sectional shape of the block 16 is an i-shape, the edge of the block 16 is fixed to the base plate 10 or the slide rail 12 by a screw, and the block 16 has a through hole for the insertion rod 13 to pass through. The block 16 of this construction facilitates the screws on both sides for fixing on the base plate 10 and the through hole in the center for the insertion rod 13 to pass through.

Preferably, in the mold machining datum positioning assembly of this embodiment, as shown in fig. 2, a main portion of the first driving member 14 is fixed on the bottom plate 10, one end of the driving rod of the first driving member 14 is connected to a first push plate 141, and all the sliding blocks 11 in the first clamping assembly 1 are connected to the first push plate 141. All the sliding blocks 11 can be synchronously pushed and pulled through the first push plate 141, and the accuracy of all the sliding blocks 11 is ensured.

Preferably, in the mold machining datum positioning assembly of the present embodiment, a main portion of the second driving member 15 is fixed below the bottom plate 10, one end of the driving rod of the second driving member 15 is connected to a second push plate 151, and all the insertion rods 13 in the first clamping assembly 1 are connected to the second push plate 151. All the inserted rods 13 can be synchronously pushed and pulled through the second push plate 151, and the accuracy of all the inserted rods 13 is ensured.

Preferably, in the mold machining datum positioning assembly of the present embodiment, the first driving element 14 and the second driving element 15 are air cylinders or oil cylinders.

Preferably, the mold machining datum locating assembly of the present embodiment, as shown in fig. 5, further includes: the base 3, first clamping component 1 with second clamping component 2 all installs on the base 3, still install punching press module 4 on the base 3.

Preferably, in the mold machining datum positioning assembly of the present embodiment, as shown in fig. 1, a plurality of pairs of the first clamping assembly 1 and the second clamping assembly 2 are symmetrically arranged. The clamping device can clamp a plurality of sectional materials A simultaneously, can uniformly apply clamping force, and is favorable for improving accuracy.

In light of the foregoing description of the preferred embodiments according to the present application, it is to be understood that various changes and modifications may be made without departing from the spirit and scope of the invention. The technical scope of the present application is not limited to the contents of the specification, and must be determined according to the scope of the claims.

Claims

1. A mold machining datum positioning assembly, comprising:

a first clamping assembly (1) for abutting against one side of the profile;

the second clamping assembly (2) is used for abutting against the other side of the profile and is matched with the first clamping assembly (1) to clamp and position the profile together;

the first clamping assembly (1) comprises a sliding block (11), a sliding block guide rail (12) and an insert rod (13), wherein the sliding block (11) is slidably arranged in the sliding block guide rail (12) and can slide along the sliding block guide rail (12) in a reciprocating mode under the driving of a first driving piece (14); the sliding block (11) is provided with an insertion hole (111), the insertion rod (13) can be matched with the insertion hole (111), and the insertion rod (13) can be inserted into the insertion hole (111) or separated from the insertion hole (111) under the driving of the second driving piece (15).

2. The mold tooling datum positioning assembly of claim 1 wherein the end of said plunger (13) is cambered or tapered.

3. The mold tooling datum positioning assembly of claim 1, wherein said first clamping assembly (1) further comprises a base plate (10), said slide guide (12) being fixedly mounted on said base plate (10).

4. The mold tooling datum positioning assembly of claim 3, characterized in that said slide guide (12) and said slide (11) in said first clamping assembly (1) have a plurality of pairs, part of said slide guide (12) being fixed directly to said base plate (10) and the other part of said slide guide (12) being fixed to said base plate (10) by means of a block (16) that is raised.

5. The die machining datum positioning assembly according to claim 4, wherein the cross-sectional shape of the block elevation (16) is an I shape, the edge of the block elevation (16) is fixed with the base plate (10) or the slide guide rail (12) through a screw, and the block elevation (16) is provided with a through hole for the insertion rod (13) to pass through.

6. The mold tooling datum positioning assembly of claim 4 or 5, characterized in that the main body of said first driving member (14) is fixed on said base plate (10), a first push plate (141) is connected to one end of the driving rod of said first driving member (14), and all the sliders (11) of said first clamping assembly (1) are connected to said first push plate (141).

7. The mold tooling datum positioning assembly of claim 4 or 5, wherein the main body of the second driving member (15) is fixed below the bottom plate (10), a second push plate (151) is connected to one end of the driving rod of the second driving member (15), and all the inserting rods (13) in the first clamping assembly (1) are connected to the second push plate (151).

8. The die tooling datum positioning assembly of any of claims 1-5 wherein said first drive member (14) and said second drive member (15) are air cylinders or oil cylinders.

9. The mold tooling datum positioning assembly of any of claims 1-8 wherein said first clamping assembly (1) and said second clamping assembly (2) are symmetrically provided in a plurality of pairs.

10. A mold tooling datum locating method using the mold tooling datum locating assembly of any one of claims 1 to 9 including the steps of:

s1: placing the profile between a first clamping assembly (1) and a second clamping assembly (2);

s2: driving the sliding block (11) to slide along the sliding block guide rail (12) by using a first driving piece (14) until the insertion hole (111) is aligned with the insertion rod (13);

s3: driving the insert rod (13) to extend by using a second driving piece (15) until the insert rod (13) is inserted into the insert hole (111);

s4: the profile is braced from one side thereof using a second clamping assembly (2).