CN216540593U

CN216540593U - Alloy stamping die

Info

Publication number: CN216540593U
Application number: CN202123243996.3U
Authority: CN
Inventors: 童守护
Original assignee: Nanjing Yongjin Pipe Industry Co ltd
Current assignee: Nanjing Yongjin Pipe Industry Co ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-05-17
Anticipated expiration: 2031-12-22

Abstract

The utility model belongs to the technical field of stamping processing, and particularly relates to an alloy stamping die which comprises a bottom plate, wherein a support is fixed on the top of the bottom plate, a lower die is fixed on the top of the bottom plate through a support column, a hydraulic cylinder is fixed on the top of the support, the output end of the hydraulic cylinder penetrates through the top of the support and is provided with an upper die, and a plurality of positioning columns are arranged on the top of the lower die. According to the utility model, the ejector rod and the ejection cylinder are arranged, so that the ejector rod can move upwards after the stamping is finished, the alloy section attached in the die cavity of the lower die is pushed to move upwards, the close attachment between the semi-finished alloy section and the lower die can be removed, the subsequent clamping of the section is facilitated, the clamping cylinder, the driving mechanism, the L plate, the downward pressing cylinder and the pressing plate are arranged, the two sides of the section can be clamped very conveniently, the section can be moved out automatically, the risk of manual operation can be avoided, and the quality of the stamped finished product is improved.

Description

Alloy stamping die

Technical Field

The utility model relates to the technical field of stamping, in particular to an alloy stamping die.

Background

The stamping die is a special processing device for processing metal or nonmetal materials into parts or semi-finished products in cold stamping processing, is called a cold stamping die, is commonly called a cold stamping die, and is a pressure processing method for obtaining required parts, namely stamping, by applying pressure to the materials by using a die arranged on a press machine at room temperature to generate separation or plastic deformation.

When the alloy is pressed on a die of a stamping die, a worker needs to manually take out a semi-finished product in a die cavity after the pressing die is completed, the larger semi-finished product can be taken out only by matching with a plurality of people, the alloy is clamped in the die cavity, a small gap can be buckled out by the worker for taking out, the semi-finished product is easy to deform, and meanwhile, the risk that the die drops needs to be borne, so that the problem is solved by the alloy stamping die.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides an alloy stamping die, which solves the problem that a semi-finished product is inconvenient to take out after the stamping of the prior stamping die is finished.

(II) technical scheme

The utility model specifically adopts the following technical scheme for realizing the purpose:

an alloy stamping die comprises a bottom plate, wherein a support is fixed on the top of the bottom plate, a lower die is fixed on the top of the support through a support column, a hydraulic cylinder is fixed on the top of the support, the output end of the hydraulic cylinder penetrates through the top of the support and is provided with an upper die, a plurality of positioning columns are arranged on the top of the lower die, three ejection cylinders are fixed on the top of the bottom plate, ejector rods are fixed on the output ends of the ejection cylinders, the top ends of the ejector rods penetrate through the top of the lower die in a sliding manner, four clamping cylinders used for clamping semi-finished products ejected by the ejector rods are symmetrically arranged above the bottom plate, a driving mechanism used for adjusting the heights of the clamping cylinders and enabling the clamping cylinders to move is arranged on the bottom plate, an L plate is fixed on the output ends of the clamping cylinders, a pressing cylinder is fixed on the surface of the L plate, and a pressing plate is fixed on the output end of the pressing cylinder, the pressing plates are respectively connected in the corresponding L plates in a sliding mode.

Further, the driving mechanism comprises four vertical plates and two first motors which are symmetrically fixed at the top of the bottom plate, a one-way threaded rod is rotationally connected between the two corresponding vertical plates through a bearing, one end of the one-way threaded rod penetrates through the side wall of the adjacent vertical plate and is fixedly connected with the output shaft of the corresponding first motor, the surface of the one-way threaded rod is connected with a sliding table through a thread, the top of the sliding table is provided with a working chamber, the bottom of the working chamber is fixed with a second motor, the output end of the second motor is fixedly connected with a two-way threaded rod, one end of the two-way threaded rod is rotationally connected with the surface of the corresponding working chamber through a bearing, the two ends of the two-way threaded rod are respectively connected with connecting pieces through threads, the two ends of the four connecting pieces are rotationally connected with connecting rods through pin shafts, and the bottoms of the two corresponding clamping cylinders are fixed with supporting plates, the top ends of the connecting rods are rotatably connected with the bottoms of the corresponding support plates through pin shafts.

Furthermore, the top of the upper die is provided with a positioning hole matched with the positioning column.

Furthermore, two corresponding slide bars are symmetrically fixed between the vertical plates, slide holes matched with the slide bars are symmetrically formed in the front faces of the sliding tables, and the sliding tables are respectively connected to the surfaces of the two corresponding slide bars in a sliding mode.

Furthermore, the inner walls of the two sides of the working cavity are symmetrically provided with sliding grooves, and sliding strips are fixed on the two side walls of the connecting piece and are respectively connected in the corresponding sliding grooves in a sliding mode.

Furthermore, the top of the lower die is provided with through holes matched with the ejector rods, and the ejector rods are respectively connected in the corresponding through holes in a sliding mode.

(III) advantageous effects

Compared with the prior art, the utility model provides an alloy stamping die, which has the following beneficial effects:

according to the utility model, by arranging the ejector rod and the ejector cylinder, the ejector rod can be moved upwards after the punching is finished, so that the alloy section attached in the die cavity of the lower die is pushed to move upwards, the close attachment between the semi-finished alloy section and the lower die can be removed, the subsequent clamping of the section is facilitated, and by arranging the clamping cylinder, the driving mechanism, the L plate, the lower pressing cylinder and the pressing plate, the two sides of the section can be clamped very conveniently, and the section can be moved out automatically, so that the risk of manual operation can be avoided, and the quality of the punched finished product is improved.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at the position A of the present invention;

FIG. 3 is a schematic view of the uninstalled bracket structure of the present invention;

fig. 4 is a schematic view of a cut-away part of the sliding table of the utility model.

In the figure: 1. a base plate; 2. a support; 3. a lower die; 4. a hydraulic cylinder; 5. an upper die; 6. a positioning column; 7. ejecting out the cylinder; 8. a top rod; 9. a clamping cylinder; 10. a drive mechanism; 101. a vertical plate; 102. a first motor; 103. a one-way threaded rod; 104. a sliding table; 105. a working chamber; 106. a second motor; 107. a bidirectional threaded rod; 108. a connecting member; 109. a connecting rod; 110. a support plate; 111. a slide bar; 112. a chute; 113. a slide bar; 11. an L plate; 12. pressing down the air cylinder; 13. pressing a plate; 14. and (7) positioning the holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

As shown in fig. 1, 2 and 3, an alloy stamping die according to an embodiment of the present invention includes a bottom plate 1, a support 2 and a lower die 3 fixed by a pillar are fixed on the top of the bottom plate 1, a hydraulic cylinder 4 is fixed on the top of the support 2, an output end of the hydraulic cylinder 4 passes through the top of the support 2 and is provided with an upper die 5, the top of the lower die 3 is provided with a plurality of positioning posts 6, the top of the bottom plate 1 is fixed with three ejection cylinders 7, output ends of the ejection cylinders 7 are all fixed with ejector rods 8, top ends of the ejector rods 8 all slide through the top of the lower die 3, four clamping cylinders 9 for clamping a semi-finished product ejected by the ejector rods 8 are symmetrically arranged above the bottom plate 1, a driving mechanism 10 for adjusting the height of the clamping cylinders 9 and moving the clamping cylinders is arranged on the bottom plate 1, output ends of the clamping cylinders 9 are all fixed with an L plate 11, surfaces of the L plate 11 are all fixed with a lower pressing cylinder 12, the output ends of the lower pressing cylinders 12 are respectively fixed with a pressing plate 13, and the pressing plates 13 are respectively connected in the corresponding L plates 11 in a sliding manner; to sum up, the alloy plate is placed on the lower die 3 by the matching of the positioning column 6, the hydraulic cylinder 4 is started, the output end of the hydraulic cylinder extends out to drive the upper die 5 to move downwards, the lower die 3 is matched to punch the alloy plate, after the punching is finished, the output end of the hydraulic cylinder 4 retracts to drive the upper die 5 to move upwards to be separated from the close contact with the lower die 3, after the upper die 5 is reset, the ejecting cylinder 7 starts to work to extend the output end of the upper die 5, the ejecting rod 8 can be driven to move upwards, so that the close contact between the semi-finished alloy section and the lower die 3 can be removed, then the driving mechanism 10 drives the clamping cylinder 9 to be lifted to a proper height, the output end of the clamping cylinder 9 extends out, the pressing cylinder 12 can clamp the edge of the alloy section by the pressing plate 13 and the L plate 11, after the clamping is completed, the driving mechanism 10 drives the clamping cylinder 9 for clamping the section to move upwards until the bottom of the section is also separated from the top of the lower die 3, the clamping cylinder 9 is driven to move outwards, so that the alloy section can be moved out of the lower die 3, and the ejection cylinder 7 drives the ejector rod 8 to reset.

As shown in fig. 3 and 4, in some embodiments, the driving mechanism 10 includes four vertical plates 101 and two first motors 102 symmetrically fixed on the top of the bottom plate 1, a one-way threaded rod 103 is rotatably connected between two corresponding vertical plates 101 through bearings, one end of the one-way threaded rod 103 passes through the side wall of the adjacent vertical plate 101 and is fixedly connected with the output shaft of the corresponding first motor 102, the surfaces of the one-way threaded rods 103 are respectively connected with a sliding table 104 through threads, the top of the sliding table 104 is provided with a working chamber 105, the bottom of the working chamber 105 is fixed with a second motor 106, the output end of the second motor 106 is fixedly connected with a two-way threaded rod 107, one end of the two-way threaded rod 107 is rotatably connected with the surface of the corresponding working chamber 105 through bearings, two ends of the two-way threaded rod 107 are respectively connected with a connecting piece 108 through threads, two ends of the four connecting pieces 108 are rotatably connected with a connecting rod 109 through a pin shaft, support plates 110 are fixed at the bottoms of the two corresponding clamping cylinders 9, the top ends of the connecting rods 109 are connected with the bottoms of the corresponding support plates 110 through pin shafts in a rotating mode, when the clamping cylinders 9 need to be lifted to a proper height, the second motor 106 is started, the two-way threaded rod 107 can be driven to rotate, the distance between the two connecting pieces 108 can be increased by the two-way threaded rod 107, the support plates 110 can be driven to move upwards through the connecting rods 109, the clamping cylinders 9 can be driven to lift up, when the height of the clamping cylinders 9 needs to be reduced, the second motor 106 drives the two-way threaded rod 107 to rotate reversely, when the horizontal movement of the clamping cylinders 9 needs to be driven, the first motor 102 is started, the one-way threaded rod 103 can be driven to rotate, the one-way threaded rod 103 can drive the sliding table 104 to move, and the horizontal movement of the clamping cylinders 9 can be enabled.

As shown in fig. 1, in some embodiments, the top of the upper mold 5 is provided with a positioning hole 14 adapted to the positioning column 6, so that the upper mold 5 can smoothly contact with the lower mold 3 tightly.

As shown in fig. 3, in some embodiments, two sliding rods 111 are symmetrically fixed between two corresponding risers 101, sliding holes matched with the sliding rods 111 are symmetrically formed in the front surfaces of the sliding tables 104, and the sliding tables 104 are slidably connected to the surfaces of the two corresponding sliding rods 111 respectively, so that the sliding tables 104 can be supported, and the sliding tables 104 can move conveniently in cooperation with the rotation of the one-way threaded rod 103.

As shown in fig. 4, in some embodiments, sliding grooves 112 are symmetrically formed in inner walls of two sides of the working cavity 105, sliding strips 113 are fixed to two side walls of the connecting member 108, and the sliding strips 113 are respectively slidably connected in the corresponding sliding grooves 112, so that a limiting effect can be achieved in a moving process of the connecting member 108.

As shown in fig. 1 and 3, in some embodiments, the top of the lower mold 3 is provided with through holes adapted to the top rods 8, and the top ends of the top rods 8 are slidably connected in the corresponding through holes respectively, so that the top ends of the top rods 8 can smoothly pass through the top of the lower mold 3.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An alloy stamping die, includes bottom plate (1), its characterized in that: the top of the bottom plate (1) is fixed with a support (2) and is fixed with a lower die (3) through a support column, the top of the support (2) is fixed with a hydraulic cylinder (4), the output end of the hydraulic cylinder (4) penetrates through the top of the support (2) and is provided with an upper die (5), the top of the lower die (3) is provided with a plurality of positioning columns (6), the top of the bottom plate (1) is fixed with three ejection cylinders (7), the output ends of the ejection cylinders (7) are both fixed with ejector rods (8), the top ends of the ejector rods (8) all slide through the top of the lower die (3), four clamping cylinders (9) used for clamping semi-finished products ejected by the ejector rods (8) are symmetrically arranged above the bottom plate (1), and the bottom plate (1) is provided with a driving mechanism (10) used for adjusting the height of the clamping cylinders (9) and moving the clamping cylinders (9), the output of centre gripping cylinder (9) all is fixed with L board (11), the surface of L board (11) all is fixed with down air cylinder (12), the output of down air cylinder (12) all is fixed with clamp plate (13), clamp plate (13) sliding connection respectively is in corresponding L board (11).

2. An alloy stamping die as defined in claim 1, wherein: the driving mechanism (10) comprises four vertical plates (101) and two first motors (102) which are symmetrically fixed at the top of the bottom plate (1), two corresponding vertical plates (101) are connected with one-way threaded rods (103) in a rotating mode through bearings, one ends of the one-way threaded rods (103) penetrate through the side walls of the adjacent vertical plates (101) and are fixedly connected with output shafts of the corresponding first motors (102), the surfaces of the one-way threaded rods (103) are connected with sliding tables (104) through threads, the tops of the sliding tables (104) are provided with working chambers (105), the bottoms of the working chambers (105) are fixed with second motors (106), the output ends of the second motors (106) are fixedly connected with two-way threaded rods (107), one ends of the two-way threaded rods (107) are connected to the surfaces of the corresponding working chambers (105) through bearings in a rotating mode, two ends of the bidirectional threaded rod (107) are equally divided into connecting pieces (108) in threaded connection, four ends of the connecting pieces (108) are connected with connecting rods (109) in a rotating mode through pin shafts, the two ends of the connecting pieces are corresponding to the supporting plates (110) fixed at the bottoms of the clamping cylinders (9), and the top ends of the connecting rods (109) are connected with the bottoms of the corresponding supporting plates (110) in a rotating mode through the pin shafts.

3. An alloy stamping die as defined in claim 1, wherein: the top of the upper die (5) is provided with a positioning hole (14) matched with the positioning column (6).

4. An alloy stamping die as claimed in claim 2, wherein: two corresponding slide bars (111) are symmetrically fixed between the vertical plates (101), slide holes matched with the slide bars (111) are symmetrically formed in the front faces of the sliding tables (104), and the sliding tables (104) are respectively connected to the surfaces of the two corresponding slide bars (111) in a sliding mode.

5. An alloy stamping die as claimed in claim 2, wherein: the inner walls of two sides of the working cavity (105) are symmetrically provided with sliding grooves (112), two side walls of the connecting piece (108) are fixed with sliding strips (113), and the sliding strips (113) are respectively connected in the corresponding sliding grooves (112) in a sliding mode.

6. An alloy stamping die as defined in claim 1, wherein: the top of lower mould (3) all sets up the opening with ejector pin (8) looks adaptation, ejector pin (8) sliding connection respectively in corresponding opening.