CN223222275U - Side hole punching device and automobile center control screen aluminum framework mounting hole machining equipment - Google Patents

Abstract

The utility model provides a side hole punching device and equipment for machining mounting holes of an aluminum framework of a central control screen of an automobile, and belongs to the field of automobile equipment. Solves the problems of low production efficiency and high die maintenance and manufacturing cost in the prior art. The punching mechanism comprises an upper die, a lower die and a punching mechanism, wherein the upper die is connected with the lower die, the punching mechanism is arranged on the lower die and located between the upper die and the lower die, the punching mechanism comprises a punching pin, a first mechanical sliding block, a second mechanical sliding block, a linear guide rail and a fixing groove, the punching pin is connected with the second mechanical sliding block, an inclined plane at the bottom of the first mechanical sliding block is attached to an inclined plane at the top of the second mechanical sliding block, and the fixing groove is arranged on the linear guide rail. The punching device is mainly used for punching the mounting holes of the aluminum framework of the central control screen.

Description

Side hole punching device and automobile center control screen aluminum framework mounting hole machining equipment

Technical Field

The utility model belongs to the field of automobile equipment, and particularly relates to a side hole punching device and automobile center control screen aluminum skeleton mounting hole machining equipment.

Background

The aluminum framework of the automobile central control screen is characterized in that 7 side sliding blocks are designed on a casting die to finish casting of 12 side holes of a product due to the structural specificity of the aluminum framework, so that when the die is aged, burrs in the direction of the sliding blocks are enlarged and perpendicular to the direction of release of the product, release of the moving and fixed die of the product is greatly hindered, and in addition, the product characteristic part where the side holes are located is relatively weak in connection with a product main body, the die retention and breakage of the product are affected by resistance, and the die is deep in die retention position, so that the die is difficult to clean and repair, and the production efficiency is greatly affected.

Disclosure of utility model

In view of the above, the utility model aims to provide a side hole punching device and a device for processing an installation hole of an aluminum framework of an automobile center control screen, so as to solve the problems of low production efficiency and high die maintenance and manufacturing cost in the prior art.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The utility model provides a side opening punching device, includes mould, lower mould and punching mechanism, go up the mould and be connected with the lower mould, punching mechanism installs on the lower mould and is located between mould and the lower mould, punching mechanism includes offset, first mechanical slider, second mechanical slider, linear guide and fixed slot, offset is connected with the second mechanical slider, the inclined plane at first mechanical slider bottom and the laminating of the inclined plane at second mechanical slider top set up, the fixed slot sets up on linear guide, second mechanical slider and linear guide sliding connection.

Furthermore, a sliding seat is arranged on the linear guide rail, a fixing seat is arranged on one side of the sliding seat, and a fixing groove is formed between the fixing seat and the sliding seat.

Furthermore, the punching mechanisms are provided with a plurality of punching mechanisms, and the punching mechanisms are detachably arranged on the upper end face of the lower die.

Furthermore, a blanking hole is arranged below the fixed groove.

Furthermore, the outside of offset has cup jointed the spring, the one end and the offset end connection of spring, one end and backup pad are connected, the backup pad is installed on the lower mould.

Further, the upper die is connected with the lower die through a spring pin.

An installation hole processing device for an automobile central control screen aluminum framework comprises a side hole punching device.

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

1. The utility model adopts a cold working side cutting mode to produce the side holes, thereby not only meeting the product requirement, improving the production efficiency and reducing the maintenance and manufacturing cost of the die.

2. The utility model can adjust the position of the punching mechanism according to the position of the side hole of the workpiece to punch holes, so that the device has wide applicability.

3. The profiling fixing groove is formed between the sliding seat and the fixing seat, and when the mechanical sliding block drives the punching pin to move forwards, the punching part of the workpiece can be clamped and fixed through the sliding seat and the fixing seat, so that the hole position and the hole perpendicularity are further ensured.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 is a schematic structural view of a side hole punching device according to the present utility model;

FIG. 2 is a schematic view of a structure in which a plurality of punching mechanisms are installed on a lower die;

fig. 3 is a schematic structural view of a punching mechanism.

1-Upper die, 2-lower die, 3-spring pin, 4-punching mechanism, 5-punching pin, 6-first mechanical slide block, 7-second mechanical slide block, 8-fixed slot, 9-blanking hole, 10-linear guide rail, 11-slide seat, 12-fixed seat and 13-spring.

Detailed Description

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. It should be noted that, in the case of no conflict, embodiments of the present utility model and features of the embodiments may be combined with each other, and the described embodiments are only some embodiments of the present utility model, not all embodiments.

Referring to fig. 1-3, the side hole punching device comprises an upper die 1, a lower die 2 and a punching mechanism 4, wherein the upper die 1 is connected with the lower die 2, the punching mechanism 4 is arranged on the lower die 2 and is positioned between the upper die 1 and the lower die 2, the punching mechanism 4 comprises a punching pin 5, a first mechanical sliding block 6, a second mechanical sliding block 7, a linear guide rail 10 and a fixing groove 8, the punching pin 5 is connected with the second mechanical sliding block 7, an inclined plane at the bottom of the first mechanical sliding block 6 is attached to an inclined plane at the top of the second mechanical sliding block 7, the fixing groove 8 is arranged on the linear guide rail 10, and the second mechanical sliding block 7 is in sliding connection with the linear guide rail 10.

The linear guide rail 10 is provided with a slide seat 11, one side of the slide seat 11 is provided with a fixed seat 12, and the fixed groove 8 is arranged between the fixed seat 12 and the slide seat 11.

The upper die 1 is connected with the lower die 2 through a spring pin 3.

In this embodiment, taking the aluminum skeleton of the central control screen with 12 side holes as an example, specifically as shown in fig. 2, except for two pairs of side holes with similar distances and consistent directions, the rest is a punching mechanism 4 to punch a hole, so that 10 punching mechanisms 4 are arranged on the lower die 2, the bottom of each punching mechanism 4 adopts a linear guide rail 10, the stability of the punching position of the die can be ensured, a profiling fixing groove 8 is formed between a sliding seat 11 and a fixing seat 12, and when a mechanical sliding block drives a punching pin 5 to move forwards, the punching part of a workpiece can be clamped and fixed through the sliding seat 11 and the fixing seat, so that the hole position and the hole perpendicularity are further ensured.

When the device works, firstly, product features are aligned with the fixed groove 8, the upper die 1 falls, the spring pin 3 firstly contacts with a product, the product is gradually pressed to be relatively flat, then the first mechanical sliding block 6 moves downwards, the second mechanical sliding block 7 is driven to slide forwards along the linear guide rail 10 by the inclined plane at the bottom and the inclined plane at the top of the second mechanical sliding block 7, the second mechanical sliding block 7 slides and simultaneously drives the fixed seat 12 to move along the same direction, the fixed seat 12 firstly contacts with the product, then the fixed seat 12 can clamp and fix the product, the punching stability is ensured, then the second mechanical sliding block 7 continuously drives the punch pin 5 to move forwards until the second mechanical sliding block 7 moves to the stroke end, the punch pin 5 completes punching, then the upper die 1 is lifted, the second mechanical sliding block 7 and the first mechanical sliding block 6 move backwards, and the punching work cycle is completed when the upper die 1 is completely lifted.

The side hole is produced in a cold machining side cutting mode, so that the production requirement of a product can be met, the production efficiency is improved, the die maintenance and the manufacturing cost can be reduced, a profiling fixing groove 8 is formed between the sliding seat 11 and the fixing seat 12, when the mechanical sliding block drives the offset pin to move forwards, the punching part of a workpiece can be clamped and fixed through the sliding seat and the fixing seat, and the hole position and the hole perpendicularity are further guaranteed.

The device has solved the low problem of production efficiency that the difficulty of product side opening casting shaping leads to at first, and the productivity resumes 500 every 8 hours, and the casting rejection rate reduces to 0.5%, and production efficiency promotes greatly. Before the tool is used, the tool can be disassembled and cleaned for about 10 hours every day, and the working efficiency is improved by more than 70%. The fixture is also accompanied by a product shaping function, and the deformation of the product is controlled to be within 1mm from the previous 2-3 mm.

The punching mechanisms 4 are arranged in a plurality, and are detachably arranged on the upper end face of the lower die 2, so that the positions of holes required by different products can be adjusted, and the number and arrangement of the punching mechanisms are adjusted, so that the device is wide in applicability.

The fixed slot 8 below is equipped with blanking hole 9, and the waste material after punching a hole falls into the waste collection box through blanking hole 9, accomplishes waste collection, improves operational environment to prevent aluminium scrap jam fixed slot 8, produce the influence to punching a hole precision and efficiency.

The outside of offset 5 has cup jointed spring 13, the one end and the offset 5 end connection of spring 13, one end and backup pad are connected, the backup pad is installed on lower mould 2, after punching a hole, drives the offset 5 through spring 13 and moves backward, then drives second mechanical slider 7 and moves backward, resets.

The first mechanical sliding block 6 and the second mechanical sliding block 7 are both made of carbon steel S50C, so that the stability of the punching effective stroke controlled by the mechanical sliding blocks is ensured.

The utility model provides a accuse screen aluminium skeleton mounting hole processing equipment in car, includes side opening punching device, all can adopt the device to punch a hole the operation like aluminium shell product.

The embodiments of the utility model disclosed above are intended only to help illustrate the utility model. The examples are not intended to be exhaustive or to limit the utility model to the precise forms disclosed. Many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model.

Claims (8)

1. The side hole punching device is characterized by comprising an upper die (1), a lower die (2) and a punching mechanism (4), wherein the upper die (1) is connected with the lower die (2), the punching mechanism (4) is arranged on the lower die (2) and positioned between the upper die (1) and the lower die (2), the punching mechanism (4) comprises a punching pin (5), a first mechanical sliding block (6), a second mechanical sliding block (7), a linear guide rail (10) and a fixed groove (8), the punching pin (5) is connected with the second mechanical sliding block (7), an inclined surface at the bottom of the first mechanical sliding block (6) is attached to an inclined surface at the top of the second mechanical sliding block (7), and the fixed groove (8) is arranged on the linear guide rail (10), and the second mechanical sliding block (7) is in sliding connection with the linear guide rail (10).

2. The side hole punching device according to claim 1, wherein the linear guide rail (10) is provided with a sliding seat (11), one side of the sliding seat (11) is provided with a fixing seat (12), and the fixing groove (8) is arranged between the fixing seat (12) and the sliding seat (11).

3. The side hole punching device according to claim 2, wherein the punching mechanisms (4) are provided in a plurality, and the punching mechanisms are detachably arranged on the upper end face of the lower die (2).

4. A side hole punching device as claimed in claim 1, characterized in that a blanking hole (9) is arranged below the fixing groove (8).

5. The side hole punching device according to claim 1, wherein a spring (13) is sleeved on the outer side of the punching pin (5), one end of the spring (13) is connected with the end of the punching pin (5), the other end of the spring is connected with a supporting plate, and the supporting plate is arranged on the lower die (2).

6. A side hole punching device as claimed in claim 1, characterized in that the upper die (1) is connected with the lower die (2) through a spring pin (3).

7. A side hole punching device as claimed in claim 1, characterized in that the first mechanical slide (6) and the second mechanical slide (7) are both made of carbon steel S50C.

8. A processing device for an installation hole of an aluminum framework of an automobile central control screen is characterized by comprising the side hole punching device according to any one of claims 1-7.