CN212442754U - Blank holder device is used in hydraulic machine spare part processing - Google Patents

Abstract

The utility model discloses a blank pressing device for processing hydraulic machinery parts, which comprises a bracket, wherein the lower end of the bracket is fixedly provided with a fixed block for supporting the bracket, the bottom of the bracket is fixedly provided with a supporting platform, the supporting platform is fixedly provided with a lower die, one end of the supporting platform, which is far away from the fixed block, is provided with a blank pressing groove for placing plate corners, the central position at the top of the bracket is vertically and fixedly provided with a hydraulic telescopic rod, the output end of the hydraulic telescopic rod is fixedly provided with an upper die, the upper die is provided with a fixed pressing mechanism for pressing the plate corners to prevent the corners from moving when the plate is punched and formed, the utility model is provided with a fixed pressing mechanism, the power of a punching machine is utilized, the hydraulic oil is utilized to transmit the force, and the pressing rod presses the plate corners, prevent that the corner from removing when panel stamping forming, influence stamping forming's quality, improve work efficiency.

Description

Blank holder device is used in hydraulic machine spare part processing

Technical Field

The utility model relates to a blank pressing device technical field specifically is a blank pressing device is used in hydraulic machine spare part processing.

Background

The punching process is based on the plastic deformation of metal and applies pressure to the sheet material with the mold and punching equipment to make the sheet material produce plastic deformation or separation so as to obtain the parts (punched parts) with certain shape, size and performance. The press forming process plays an important role in the manufacturing process of the automobile body, and particularly, large covering parts of the automobile body are mostly complicated in shape, large in structural size, and even in a space curved surface, and have high surface quality requirements, so that the parts manufactured by the press forming method cannot be compared with other processing methods.

At stamping forming's in-process, general stamping device, when the punching press, only carries out the pre-compaction to panel corner, and the pressure of pre-compaction is not enough, can not push down the corner of panel completely, leads to at stamping forming's in-process, and the shrink can appear in panel, and then leads to the wrinkling phenomenon of different degrees to appear in the stamping workpiece surface, influences processingquality.

In order to solve the problems, an improved edge pressing device for processing the hydraulic mechanical parts is designed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a blank pressing device is used in hydraulic machine spare part processing to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a blank pressing device is used in hydraulic machine spare part processing, includes the support, support lower extreme fixed mounting has the fixed block that is used for the support holder, support bottom fixed mounting has a supporting bench, fixed mounting has the bed die on the supporting bench, the one end that the fixed block was kept away from to the supporting bench is offered the blank holder groove that is used for placing the panel corner, the vertical fixed mounting of support top central point position has hydraulic telescoping rod, hydraulic telescoping rod's output fixed mounting has last mould, upward be provided with the fixed pressing mechanism that the corner removed when being used for compressing tightly the panel corner and preventing panel stamping forming on the mould.

As a further aspect of the present invention: the fixed block is fixedly provided with a shock pad which is used for buffering the support and preventing the support from vibrating during stamping.

As a further aspect of the present invention: fixed pressing means includes the fixed frame of a plurality of, fixed frame fixed mounting is on the support top, be provided with hydraulic oil in the fixed frame, the small opening has been seted up on the fixed frame is close to the lateral wall of support one end, sliding connection has ejector pad A in the fixed frame, ejector pad A is close to one side fixedly connected with carriage release lever of small opening, fixed frame and support fixed connection are passed to the one end that ejector pad A was kept away from to the carriage release lever on last mould, fixedly connected with catheter on the small opening, the one end fixedly connected with of small opening is kept away from to the catheter presses the frame, the catheter communicates with each other with pressing the frame is inside, sliding connection has ejector pad B on pressing the frame inner wall, one side fixedly connected with of catheter is kept away from to ejector pad B presses the lever, the one end that push pad B was kept away from to the lever.

As a further aspect of the present invention: and the pushing block A and the pushing block B are fixedly provided with sealing gaskets for preventing hydraulic oil from leaking to enable the hydraulic oil to provide pressure.

As a further aspect of the present invention: and the pressing rod is fixedly connected with a friction pad for increasing the friction force between the pressing rod and the corner of the plate.

As a further aspect of the present invention: and reinforcing ribs for improving the tensile strength of the movable rod and the pressing rod are fixedly arranged in the movable rod and the pressing rod.

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

the utility model discloses be provided with fixed pressing means, utilize the power of punching machine self to utilize hydraulic oil to carry out the transmission of power, press the panel corner on the pressing groove according to the depression bar, thereby realize the fixed to the panel corner, the corner removes when preventing panel stamping forming, influences stamping forming's quality, improves work efficiency.

Drawings

FIG. 1 is a schematic structural diagram of a blank holder for processing a hydraulic mechanical part.

Fig. 2 is an enlarged schematic structural view of a blank holder device for processing a hydraulic mechanical part, which is shown at a position a in fig. 1.

FIG. 3 is a schematic view of a support table of the edge pressing device for processing a hydraulic machine component.

Wherein: the device comprises a support 1, a fixed block 2, a support table 3, a lower die 4, a side pressing groove 5, a hydraulic telescopic rod 6, an upper die 7, a fixed frame 8, a leak hole 9, a push block A10, a moving rod 11, a liquid guide pipe 12, a pressing frame 13, a push block B14, a pressing rod 15 and a friction pad 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1 ~ 3, in the embodiment of the utility model, a blank pressing device is used in hydraulic machine spare part processing, including support 1, 1 lower extreme fixed mounting of support has fixed block 2 that is used for support holder 1, 1 bottom fixed mounting of support has a supporting bench 3, fixed mounting has bed die 4 on the supporting bench 3, supporting bench 3 keeps away from the one end of fixed block 2 and offers the blank pressing groove 5 that is used for placing the panel corner, 1 top central point of support puts vertical fixed mounting has hydraulic telescoping rod 6, hydraulic telescoping rod 6's output fixed mounting has last mould 7, upward be provided with on the mould 7 and be used for compressing tightly the fixed pressing mechanism that the corner removed when the panel corner prevents panel stamping forming.

The fixed pressing mechanism comprises a plurality of fixed frames 8, the fixed frames 8 are fixedly installed at the top end of the support 1, hydraulic oil is arranged in the fixed frames 8, a leak hole 9 is formed in the side wall of one end, close to the support 1, of the fixed frame 8, a push block A10 is connected in the fixed frame 8 in a sliding manner, a moving rod 11 is fixedly connected to one side, close to the leak hole 9, of the push block A10, one end, far away from the push block A10, of the moving rod 11 penetrates through the fixed frame 8 and the support 1 to be fixedly connected to the upper die 7, a liquid guide pipe 12 is fixedly connected to the leak hole 9, one end, far away from the leak hole 9, of the liquid guide pipe 12 is fixedly connected with a pressing frame 13, the liquid guide pipe 12 and the inside of the pressing frame 13 are mutually communicated, a push block B14 is connected in a sliding manner to the inner wall of the pressing frame 13, a pressing rod 15 is fixedly connected to one side, far away from the liquid, according to the friction pad 16 that fixedly connected with increase was pressed according to pole 15 and panel corner frictional force on the press bar 15, fixed pressing means's theory of operation is when last mould 7 removes, goes up mould 7 and drives the removal of carriage release lever 11, and carriage release lever 11 drives ejector pad A10 and removes, and hydraulic oil in the fixed frame 8 of ejector pad A10 promotion flows to pressing frame 13 in through catheter 12, and under the effect of hydraulic pressure oil pressure, hydraulic oil promotion ejector pad B14 removes along pressing frame 13 inner wall, and ejector pad B14 promotes and presses the removal of press bar 15, presses the panel corner on the blank pressing groove 5 according to press bar 15, thereby realizes the fixed to the panel corner, fixed pressing means's effect is the corner when preventing panel stamping forming removes, influences stamping forming's quality, improves work efficiency.

The utility model discloses a theory of operation is:

during the use, start hydraulic telescoping rod 6, mould 7 removes in the output of hydraulic telescoping rod 6 drives, it drives carriage release lever 11 and removes to go up mould 7, carriage release lever 11 drives ejector pad A10 and removes, ejector pad A10 promotes hydraulic oil in the fixed frame 8 and flows to in pressing frame 13 through catheter 12, under the effect of hydraulic pressure oil pressure, hydraulic oil promotes ejector pad B14 and removes along pressing 13 inner walls of frame, ejector pad B14 promotes and presses the removal of depression bar 15, press the panel corner on the depression bar 15 withstands blank pressing groove 5, thereby the realization is to the fixed of panel corner, then go up mould 7 and lower mould 4 mutual extrusion messenger panel shaping.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. The utility model provides a blank pressing device is used in hydraulic machine spare part processing, includes support (1), support (1) lower extreme fixed mounting has fixed block (2) that are used for support bracket (1), support (1) bottom fixed mounting has brace table (3), fixed mounting has bed die (4) on brace table (3), brace table (3) are kept away from the one end of fixed block (2) and are offered blank pressing groove (5) that are used for placing the panel corner, support (1) top central point puts vertical fixed mounting and has hydraulic telescoping rod (6), the output fixed mounting of hydraulic telescoping rod (6) has last mould (7), its characterized in that, upward be provided with on mould (7) and be used for compressing tightly the fixed hold-down mechanism that the corner removed when the panel corner prevented panel stamping forming.

2. The edge pressing device for processing the hydraulic mechanical part as claimed in claim 1, wherein a shock pad for buffering the bracket (1) and preventing the bracket (1) from vibrating during stamping is fixedly mounted on the fixing block (2).

3. The edge pressing device for processing the hydraulic mechanical parts as claimed in claim 1, wherein the fixed pressing mechanism comprises a plurality of fixed frames (8), the fixed frames (8) are fixedly mounted at the top end of the support (1), hydraulic oil is arranged in the fixed frames (8), a leak hole (9) is formed in the side wall of one end, close to the support (1), of the fixed frames (8), a push block A (10) is connected in the fixed frames (8) in a sliding manner, a moving rod (11) is fixedly connected to one side, close to the leak hole (9), of the push block A (10), one end, far away from the push block A (10), of the moving rod (11) penetrates through the fixed frames (8) and the support (1) and is fixedly connected to the upper mold (7), a liquid guide pipe (12) is fixedly connected to the leak hole (9), and a pressing frame (13) is fixedly connected to one end, far away from the leak hole (9), of the liquid, the liquid guide tube (12) and the pressing frame (13) are communicated with each other, the inner wall of the pressing frame (13) is connected with a push block B (14) in a sliding mode, one side, far away from the liquid guide tube (12), of the push block B (14) is fixedly connected with a pressing rod (15), and one end, far away from the push block B (14), of the pressing rod (15) penetrates through the pressing frame (13) and the support (1) to be arranged on the edge pressing groove (5).

4. The edge pressing device for processing the hydraulic mechanical part as claimed in claim 3, wherein sealing gaskets for preventing hydraulic oil from leaking and enabling the hydraulic oil to provide pressure are fixedly mounted on the pushing block A (10) and the pushing block B (14).

5. The edge pressing device for processing the hydraulic mechanical part as claimed in claim 3, wherein a friction pad (16) for increasing the friction force between the pressing rod (15) and the corner of the plate is fixedly connected to the pressing rod (15).

6. The edge pressing device for processing the hydraulic mechanical part as claimed in claim 3, wherein reinforcing ribs for improving the tensile strength of the movable rod (11) and the pressing rod (15) are fixedly arranged in the movable rod (11) and the pressing rod (15).

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