CN204449034U

CN204449034U - A kind of workpiece negative angle forming device

Info

Publication number: CN204449034U
Application number: CN201520090160.XU
Authority: CN
Inventors: 孙良树; 宋一亮; 王文敬; 倪磊
Original assignee: Jiangsu Match Space Machinery Science And Technology Ltd
Current assignee: Jiangsu Match Space Machinery Science And Technology Ltd
Priority date: 2015-02-10
Filing date: 2015-02-10
Publication date: 2015-07-08
Anticipated expiration: 2025-02-10

Abstract

The utility model provides a kind of workpiece negative angle forming device, comprising: No. 1 slide block, No. 2 slide blocks, drive block, No. 1 wedge panelling, No. 2 wedge panellings, punch insert, No. 1 nitrogen spring, No. 2 nitrogen springs, flange insert, backhaul hook, take-up housing, upper bolster and die shoes.The utility model can make flange insert and punch insert do move toward one another by employing two sliding bevels, the negative angle of workpiece can be suppressed when flange insert and punch insert move toward one another, flange insert and punch insert can be made to depart from the negative angle of workpiece during the motion in the other direction of flange insert and punch insert, be convenient to workpiece and take out.

Description

A kind of workpiece negative angle forming device

Technical field

The utility model relates to a kind of workpiece apparatus for bending, particularly relates to a kind of workpiece negative angle forming device.

Background technology

In workpiece pressing process, the negative angle of workpiece needs could be compressing by multiple operation, and after workpiece negative angle has been suppressed simultaneously, the negative angle of workpiece is stuck in flange insert, and workpiece is not easy to take out.

Summary of the invention

The shortcoming of prior art in view of the above, the purpose of this utility model is to provide a kind of workpiece negative angle forming device, for solving the difficult point of prior art.

For achieving the above object and other relevant objects, the utility model provides a kind of workpiece negative angle forming device, comprise: No. 1 slide block, No. 2 slide blocks, drive block, No. 1 wedge panelling, No. 2 wedge panellings, punch insert, No. 1 nitrogen spring, No. 2 nitrogen springs, flange insert, backhaul hook, take-up housing, upper bolster and die shoe, it is characterized in that, described drive block is arranged on upper bolster, the side of described No. 1 slide block is provided with No. 1 wedge panelling, the side of described drive block is provided with No. 2 wedge panellings, described No. 1 and No. 2 wedge panellings are right-angled trapezium cylinder, the trapezoid cylinder upper surface of described No. 1 and No. 2 wedge panelling fits together, the opposite side of described No. 1 slide block is provided with punch insert, there is flange insert the below of described punch insert, described flange insert is arranged on No. 2 slide blocks, described No. 2 slide blocks are a triangle cylinder, the inclined-plane of described No. 2 slide blocks is provided with take-up housing, described take-up housing is fixed on upper bolster, the lower end of described No. 2 slide blocks is connected on die shoe by backhaul hook, described No. 1 nitrogen spring is fixed on die shoe, the push rod of described No. 1 nitrogen spring is connected to No. 1 slide block, described No. 2 nitrogen springs are fixed on die shoe, the push rod of described No. 2 nitrogen springs is connected to No. 2 slide blocks.

Preferably, the bottom of described No. 1 and No. 2 slide block is also provided with guiding tongue, the corresponding position of described die shoe is provided with the direction recess matched with the tongue that leads.

Preferably, described drive block and take-up housing are arranged on upper bolster by unloading bolt.

As mentioned above, the utility model provides a kind of workpiece negative angle forming device, mold is opened rear-guard motion block along with mold and is promoted, No. 2 wedge panellings on drive block also move upward, when the inclined-plane of No. 2 wedge panellings contacts with No. 1 wedge panelling inclined-plane on No. 1 slide block, No. 1 slide block carries out moving horizontally movement under the effect of No. 1 nitrogen spring on the direction, side at drive block place, No. 1 slide block moves and drives punch insert to move together, and punch insert is departed from from the workpiece negative angle of having suppressed; When mold is opened simultaneously, mold drives take-up housing to move upward, when take-up housing moves upward, No. 2 slide blocks are under the promotion of No. 2 nitrogen cylinders, No. 2 slide blocks move towards the direction, side at take-up housing place, No. 2 slide blocks move and drive flange insert to move together, thus make flange insert depart from the workpiece suppressed, and the workpiece after having suppressed can be made in this way to take out smoothly; After mold is opened, put into band pressing component, mold moves downward, drive block and take-up housing move downward under the effect of upper bolster simultaneously, and while moving downward, drive block promotes No. 1 slide block and moves to the direction away from drive block side, take-up housing promotes No. 2 slide blocks and moves to the direction away from take-up housing side, thus make flange insert and punch insert carry out move toward one another, thus suppress the negative angle of workpiece, make No. 1 and No. 2 nitrogen springs get back to compressive state simultaneously.

Accompanying drawing explanation

Fig. 1 is shown as the structural representation of a kind of workpiece negative angle forming device of the present utility model;

Fig. 2 is shown as the A-A cross-sectional view of a kind of workpiece negative angle forming device of the present utility model;

Label declaration:

1-1 slide block;

2-2 slide block;

3-drive block;

4-1 wedge panelling;

5-2 wedge panelling;

6-punch insert;

7-1 nitrogen spring;

8-2 nitrogen spring;

9-flange insert;

10-backhaul hook;

11-take-up housing;

12-die shoe;

13-upper bolster;

14-unloading bolt.

Detailed description of the invention

By particular specific embodiment, embodiment of the present utility model is described below, person skilled in the art scholar the content disclosed by this description can understand other advantages of the present utility model and effect easily.

Refer to Fig. 1 and 2.Notice, structure, ratio, size etc. that this description institute accompanying drawings illustrates, content all only in order to coordinate description to disclose, understand for person skilled in the art scholar and read, and be not used to limit the enforceable qualifications of the utility model, therefore the not technical essential meaning of tool, the adjustment of the modification of any structure, the change of proportionate relationship or size, do not affecting under effect that the utility model can produce and the object that can reach, still all should drop on technology contents that the utility model discloses and obtain in the scope that can contain.Simultaneously, quote in this description as " on ", D score, "left", "right", " centre " and " one " etc. term, also only for ease of understanding of describing, and be not used to limit the enforceable scope of the utility model, the change of its relativeness or adjustment, under changing technology contents without essence, when being also considered as the enforceable category of the utility model.

As Fig. 1 and 2 shows, the utility model provides a kind of workpiece negative angle forming device, comprise: No. 1 slide block, No. 2 slide blocks, drive block, No. 1 wedge panelling, No. 2 wedge panellings, punch insert, No. 1 nitrogen spring, No. 2 nitrogen springs, flange insert, backhaul hook, take-up housing, upper bolster and die shoe, it is characterized in that, described drive block is arranged on upper bolster, the side of described No. 1 slide block is provided with No. 1 wedge panelling, the side of described drive block is provided with No. 2 wedge panellings, described No. 1 and No. 2 wedge panellings are right-angled trapezium cylinder, the trapezoid cylinder upper surface of described No. 1 and No. 2 wedge panelling fits together, the opposite side of described No. 1 slide block is provided with punch insert, there is flange insert the below of described punch insert, described flange insert is arranged on No. 2 slide blocks, described No. 2 slide blocks are a triangle cylinder, the inclined-plane of described No. 2 slide blocks is provided with take-up housing, described take-up housing is fixed on upper bolster, the lower end of described No. 2 slide blocks is connected on die shoe by backhaul hook, described No. 1 nitrogen spring is fixed on die shoe, the push rod of described No. 1 nitrogen spring is connected to No. 1 slide block, described No. 2 nitrogen springs are fixed on die shoe, the push rod of described No. 2 nitrogen springs is connected to No. 2 slide blocks.

Preferred in the present embodiment, the bottom of described No. 1 and No. 2 slide block is also provided with guiding tongue, and the corresponding position of described die shoe is provided with the direction recess matched with the tongue that leads.

Preferred in the present embodiment, described drive block and take-up housing are arranged on upper bolster by unloading bolt

So the utility model effectively overcomes various shortcoming of the prior art and tool high industrial utilization.

Above-described embodiment is illustrative principle of the present utility model and effect thereof only, but not for limiting the utility model.Any person skilled in the art scholar all without prejudice under spirit of the present utility model and category, can modify above-described embodiment or changes.Therefore, such as have in art and usually know that the knowledgeable modifies or changes not departing from all equivalences completed under the spirit and technological thought that the utility model discloses, must be contained by claim of the present utility model.

Claims

1. a workpiece negative angle forming device, comprise: No. 1 slide block, No. 2 slide blocks, drive block, No. 1 wedge panelling, No. 2 wedge panellings, punch insert, No. 1 nitrogen spring, No. 2 nitrogen springs, flange insert, backhaul hook, take-up housing, upper bolster and die shoe, it is characterized in that, described drive block is arranged on upper bolster, the side of described No. 1 slide block is provided with No. 1 wedge panelling, the side of described drive block is provided with No. 2 wedge panellings, described No. 1 and No. 2 wedge panellings are right-angled trapezium cylinder, the trapezoid cylinder upper surface of described No. 1 and No. 2 wedge panelling fits together, the opposite side of described No. 1 slide block is provided with punch insert, there is flange insert the below of described punch insert, described flange insert is arranged on No. 2 slide blocks, described No. 2 slide blocks are a triangle cylinder, described take-up housing is a triangle cylinder, the inclined-plane of described No. 2 slide blocks and take-up housing fits together, described take-up housing is arranged on upper bolster, the lower end of described No. 2 slide blocks is connected on die shoe by backhaul hook, described No. 1 nitrogen spring is fixed on die shoe, the push rod of described No. 1 nitrogen spring is connected on No. 1 slide block, described No. 2 nitrogen springs are fixed on die shoe, the push rod of described No. 2 nitrogen springs is connected on No. 2 slide blocks.

2. workpiece negative angle forming device according to claim 1, is characterized in that, the bottom of described No. 1 and No. 2 slide block is also provided with guiding tongue, and the corresponding position of described die shoe is provided with the direction recess matched with the tongue that leads.

3. workpiece negative angle forming device according to claim 1, it is characterized in that, described drive block and take-up housing are arranged on upper bolster by unloading bolt.