阅读说明：本技术 一种底座具有缓冲支撑机构的液压冲压成型机 (Hydraulic stamping forming machine with buffering support mechanism on base ) 是由 胡佩珍 于 2020-07-17 设计创作，主要内容包括：本发明公开了一种底座具有缓冲支撑机构的液压冲压成型机,包括机架,所述机架包括主支撑板,主支撑板的顶面边部固定有多个支撑腿,支撑腿的底端固定在地面上,主支撑板的边部顶面固定有多个上支撑柱,上顶板的底面固定在所有的上支撑柱的顶面上；所述上顶板的顶面中部固定有伸缩油缸,伸缩油缸的推杆穿过上顶板的底面并固定有上压紧连接块；它通过在主支撑板的底面中部安装中部支撑块和下支撑块,并在中部支撑块和下支撑块之间设置缓冲弹簧,起到缓冲效果,保证主支撑板的支撑力的同时,减少对上模具块的冲击力,保证上模具块和下模具块的使用寿命,同时,其上模具块采用定位螺栓进行上部连接,其拆卸下模具块非常方便。(The invention discloses a hydraulic punching forming machine with a buffering support mechanism on a base, which comprises a frame, wherein the frame comprises a main support plate, a plurality of support legs are fixed on the edge part of the top surface of the main support plate, the bottom ends of the support legs are fixed on the ground, a plurality of upper support columns are fixed on the top surface of the edge part of the main support plate, and the bottom surface of an upper top plate is fixed on the top surfaces of all the upper support columns; a telescopic oil cylinder is fixed in the middle of the top surface of the upper top plate, and a push rod of the telescopic oil cylinder penetrates through the bottom surface of the upper top plate and is fixed with an upper pressing connecting block; the middle supporting block and the lower supporting block are arranged in the middle of the bottom surface of the main supporting plate, the buffer spring is arranged between the middle supporting block and the lower supporting block, a buffer effect is achieved, the supporting force of the main supporting plate is guaranteed, meanwhile, the impact force on the upper die block is reduced, the service life of the upper die block and the service life of the lower die block are guaranteed, meanwhile, the upper die block is connected with the upper portion through the positioning bolt, and the lower die block is very convenient to disassemble.)

1. The utility model provides a base has hydraulic pressure punching machine of buffering supporting mechanism, includes frame (10), its characterized in that: the machine frame (10) comprises a main supporting plate (11), a plurality of supporting legs (12) are fixed on the edge of the top surface of the main supporting plate (11), the bottom ends of the supporting legs (12) are fixed on the ground, a plurality of upper supporting columns (13) are fixed on the top surface of the edge of the main supporting plate (11), and the bottom surfaces of the upper top plates (14) are fixed on the top surfaces of all the upper supporting columns (13);

A telescopic oil cylinder (15) is fixed in the middle of the top surface of the upper top plate (14), a push rod of the telescopic oil cylinder (15) penetrates through the bottom surface of the upper top plate (14) and is fixed with an upper pressing connecting block (16), an installing groove (161) is formed in the bottom surface of the upper pressing connecting block (16), an upper mold block (17) is inserted and sleeved in the installing groove (161), a plurality of positioning through holes (162) are formed in the top surface of the upper pressing connecting block (16), a screw rod of a positioning bolt (18) is inserted and sleeved in the positioning through hole (162), and the bottom end of the screw rod of the positioning bolt (18) is screwed in an installing screw hole (18) formed in the top surface of the upper mold block (;

a lower pressing block (20) is fixed in the middle of the top surface of the main supporting plate (11), a lower die mounting groove (21) is formed in the top surface of the lower pressing block (20), and a lower die block (22) is inserted in the lower die mounting groove (21) and fixedly connected in the lower pressing block (20) through bolts;

the middle part of the bottom surface of the main supporting plate (11) is fixed with a middle supporting block (19), the middle part of the bottom surface of the middle supporting block (19) is provided with a central convex column (191), the lower part of the middle supporting block (19) is provided with a lower supporting block (192), the bottom surface of the lower supporting block (192) is fixed on the ground, the middle part of the top surface of the lower supporting block (192) is formed with an adjusting jack (193), the central convex column (191) is inserted in the adjusting jack (193), a buffer spring (194) is inserted in the adjusting jack (193), the central convex column (191) is inserted in the buffer spring (194), the top end of the buffer spring (194) is stressed on the bottom surface of the middle supporting block (19), and the bottom end of the buffer spring (194) is stressed on the bottom surface of the adjusting jack.

2. The hydraulic press-forming machine with the buffering support mechanism on the base as claimed in claim 1, wherein: an elastic protection ring body (1) is arranged between the middle supporting block (19) and the lower supporting block (192), and the bottom surface of the elastic protection ring body (1) is fixed on the top surface of the lower supporting block (192).

3. The hydraulic press-forming machine with the buffering support mechanism on the base as claimed in claim 1, wherein: a plurality of positioning protrusions (221) are formed in the middle of the bottom surface of the lower die block (22), and the positioning protrusions (221) are inserted into lower positioning grooves (211) formed in the bottom surface of the lower die mounting groove (21).

4. The hydraulic press-forming machine with the buffering support mechanism on the base as claimed in claim 1, wherein: the edge of the top surface of the lower pressing block (20) is fixed with a plurality of vertical guide rods (23), the top ends of the vertical guide rods (23) are fixed on the upper top plate (14), a vertical through hole (163) is formed in the edge of the upper pressing connecting block (16), and the vertical guide rods (23) are inserted and sleeved in the vertical through hole (163).

5. The hydraulic press-forming machine with the buffering support mechanism on the base as claimed in claim 4, wherein: the vertical wear-resisting cover body (164) is sleeved in the vertical through hole (163), the outer side wall of the vertical wear-resisting cover body (164) is tightly attached to the inner side wall of the vertical through hole (163), a radially extending edge is formed on the outer side wall of the top end of the vertical wear-resisting cover body (164), the radially extending edge is fixed on the top surface of the upper compression connecting block (16), and the vertical guide rod (23) is sleeved in the vertical wear-resisting cover body (164) in an inserting mode.

6. The hydraulic press-forming machine with the buffering support mechanism on the base as claimed in claim 1, wherein: an upper positioning main groove (166) is formed in the top surface of the middle of the mounting groove (161), an upper positioning protruding portion (171) is arranged in the middle of the top surface of the upper die block (17), and the upper positioning protruding portion (171) is inserted into the upper positioning main groove (166).

7. The hydraulic press-forming machine with the buffering support mechanism on the base as claimed in claim 6, wherein: a plurality of positioning blocks (2) are fixed on the bottom surface of the upper top plate (14), and the positioning blocks (2) are positioned right above the heads of the corresponding positioning bolts (18).

8. The hydraulic press-forming machine with the buffering support mechanism on the base as claimed in claim 7, wherein: an elastic protection pad (3) is fixed on the bottom surface of the positioning block (2), and the elastic protection pad (3) faces to the top surface of the head of the corresponding positioning bolt (18).

9. The hydraulic press-forming machine with the buffering support mechanism on the base as claimed in claim 6, wherein: the upper positioning convex part (171) is a rectangular block body.

Technical Field

The invention relates to the technical field of hydraulic equipment, in particular to a hydraulic punching forming machine with a buffering supporting mechanism on a base.

Background

In the existing punching and forming machine, a general frame is that a plurality of supporting legs are fixed at the bottom side part of a main supporting plate, the middle part of the bottom surface of the main supporting plate is not provided with any buffer supporting mechanism, when an upper die punches a lower die, the main supporting plate can deform to a certain extent to reduce the punching effect of the upper die on the lower die, however, after the main supporting plate is used for a long time, the main supporting plate can deform to a certain extent, for a large-scale punching mechanism, the supporting force of the main supporting plate is not enough, so that a general large-scale part is supported by mounting a supporting block at the middle part of the bottom surface of the main supporting plate, but the supporting block is mounted at the middle part of the bottom surface, when the main supporting plate is punched, the rigidity of the middle part of the main supporting plate is increased, when the upper die punches the lower die, the lower die can have a larger reaction force on the upper, the upper die and the lower die can generate certain damage, and the service life of the upper die and the lower die is greatly reduced.

Meanwhile, the lower part of the existing upper die is generally fixed in the lower groove of the upper pressing block through screwing the bolt, so that when the upper die is disassembled, the bottom of the upper die is provided with a support frame to support the upper die for installation, which is very troublesome.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides a hydraulic punching and forming machine with a buffering support mechanism on a base.

The scheme for solving the technical problems is as follows:

a hydraulic punching forming machine with a buffering support mechanism on a base comprises a machine frame, wherein the machine frame comprises a main support plate, a plurality of support legs are fixed on the edge of the top surface of the main support plate, the bottom ends of the support legs are fixed on the ground, a plurality of upper support columns are fixed on the top surface of the edge of the main support plate, and the bottom surfaces of upper top plates are fixed on the top surfaces of all the upper support columns;

a telescopic oil cylinder is fixed in the middle of the top surface of the upper top plate, a push rod of the telescopic oil cylinder penetrates through the bottom surface of the upper top plate and is fixed with an upper compression connecting block, the bottom surface of the upper compression connecting block is provided with an installation groove, the upper die block is inserted and sleeved in the installation groove, a plurality of positioning through holes are formed in the top surface of the upper compression connecting block, a screw rod of a positioning bolt is inserted and sleeved in the positioning through holes, and the bottom end of the screw rod of the positioning bolt is screwed in an installation screw hole formed in the top surface of;

A lower pressing block is fixed in the middle of the top surface of the main supporting plate, a lower die mounting groove is formed in the top surface of the lower pressing block, and the lower die block is inserted in the lower die mounting groove and fixedly connected in the lower pressing block through a bolt;

the middle part of the bottom surface of the main support plate is fixed with a middle support block, the middle part of the bottom surface of the middle support block is provided with a central raised column, a lower support block is arranged below the middle support block, the bottom surface of the lower support block is fixed on the ground, an adjusting jack is formed in the middle of the top surface of the lower support block, the central raised column is inserted in the adjusting jack, a buffer spring is inserted in the adjusting jack, the central raised column is inserted in the buffer spring, the top end of the buffer spring exerts force on the bottom surface of the middle support block, and the bottom end of the buffer spring exerts force on the bottom surface.

An elastic protection ring body is arranged between the middle supporting block and the lower supporting block, and the bottom surface of the elastic protection ring body is fixed on the top surface of the lower supporting block.

The middle of the bottom surface of the lower die block is provided with a plurality of positioning protrusions, and the positioning protrusions are inserted in lower positioning grooves formed in the bottom surface of the lower die mounting groove.

The limit portion of the top surface of the lower compression block is fixed with a plurality of vertical guide rods, the top ends of the vertical guide rods are fixed on the upper top plate, a vertical through hole penetrates through the limit portion of the upper compression block in a forming mode, and the vertical guide rods are inserted and sleeved in the vertical through hole.

The vertical wear-resistant sleeve body is sleeved in the vertical through hole, the outer side wall of the vertical wear-resistant sleeve body is tightly attached to the inner side wall of the vertical through hole, a radially extending edge is formed on the outer side wall of the top end of the vertical wear-resistant sleeve body and fixed on the top surface of the upper compression connecting block, and the vertical guide rod is sleeved in the vertical wear-resistant sleeve body in an inserting mode.

The middle top surface of the mounting groove is provided with an upper positioning main groove, the middle of the top surface of the upper die block is provided with an upper positioning bulge, and the upper positioning bulge is inserted in the upper positioning main groove.

And a plurality of positioning blocks are fixed on the bottom surface of the upper top plate and are positioned right above the heads of the corresponding positioning bolts.

And an elastic protection pad is fixed on the bottom surface of the positioning block and faces the top surface of the head of the corresponding positioning bolt.

The upper positioning bulge is a rectangular block.

The invention has the following outstanding effects: compared with the prior art, the middle supporting block and the lower supporting block are arranged in the middle of the bottom surface of the main supporting plate, the buffer spring is arranged between the middle supporting block and the lower supporting block, the buffer effect is achieved, the supporting force of the main supporting plate is guaranteed, meanwhile, the impact force on the upper die block is reduced, the service life of the upper die block and the service life of the lower die block are guaranteed, meanwhile, the upper die block is connected with the upper portion through the positioning bolt, and the lower die block is very convenient to disassemble.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a partial top view of the upper mold block of the present invention.

Detailed Description