CN215032667U

CN215032667U - Stamping machine tool convenient for replacing stamping die

Info

Publication number: CN215032667U
Application number: CN202120700013.5U
Authority: CN
Inventors: 许雯丽
Original assignee: Changzhou Sanfeng Metal Die Casting Co ltd
Current assignee: Changzhou Sanfeng Metal Die Casting Co ltd
Priority date: 2021-04-07
Filing date: 2021-04-07
Publication date: 2021-12-07
Anticipated expiration: 2031-04-07

Abstract

The utility model relates to a punching press lathe technical field especially relates to a conveniently change stamping die's punching press lathe, include: the upper surface of the base is horizontally and fixedly connected with a workbench, the upper surface of the workbench is fixedly connected with a lower die, a plurality of stand columns and a stamping plate are vertically arranged on the workbench, and the stamping plate is horizontally arranged below the mounting plate; the mould goes up, goes up the mould setting and at the lower surface of punching press board, and the locating hole has been seted up to the upper surface of going up the mould, and punching press board lower fixed surface is connected with and the locating piece of locating hole grafting complex is equipped with the screw rod of installation mould on going up the mould, and the screw rod runs through mould and locating piece and with last mould and locating piece sliding fit along the horizontal direction, the first stopper of one end fixedly connected with of screw rod, and the other end is equipped with the spacing subassembly that prevents the screw rod along the axial float. The utility model provides a conveniently change stamping die's punching press lathe, when stamping die's last mould damaged, the convenience was changed last mould, was convenient for improve the work efficiency of the mould of punching press.

Description

Stamping machine tool convenient for replacing stamping die

Technical Field

The utility model relates to a punching press lathe technical field especially relates to a conveniently change stamping die's punching press lathe.

Background

A stamping die is a special processing device for processing a material (metal or nonmetal) into a part (or a semi-finished product) in cold stamping, and is called a cold stamping die (commonly called a cold stamping die), and stamping is a pressure processing method for applying pressure to the material by using a die installed on a press machine at room temperature to separate or plastically deform the material so as to obtain a required part.

The existing stamping die is in a practical process, because the upper die of the stamping die is in the process of stamping a workpiece, the impact between the upper die and the lower die is large, so that the stamping die is easy to damage, and the existing stamping die is often difficult to replace the stamping die head when the stamping die head is damaged, so that the stamping die is not convenient for a user to use, and the working efficiency of the stamping die is reduced.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: in order to solve the technical problem that stamping die is difficult to change when damaging among the prior art, the utility model provides a conveniently change stamping die's punching press lathe when stamping die's last mould damages, conveniently changes last mould, is convenient for improve the work efficiency of the mould of punching press.

The utility model provides a technical scheme that its technical problem adopted is: a stamping machine tool convenient for replacing a stamping die comprises: the upper surface of the base is horizontally and fixedly connected with a workbench, the upper surface of the workbench is fixedly connected with a lower die, a plurality of stand columns are vertically arranged on the workbench, the upper end parts of the stand columns are horizontally and fixedly connected with a mounting plate, and a driving piece is fixedly connected onto the mounting plate;

the mounting plate is horizontally arranged below the mounting plate, and the plurality of stand columns penetrate through the mounting plate and are in sliding fit with the mounting plate;

the mould, go up the mould setting and at the lower surface of punching press board, the locating hole has been seted up to the upper surface of going up the mould, punching press board lower fixed surface be connected with locating hole grafting complex locating piece, upward be equipped with the screw rod of mould in the installation on the mould, the screw rod along the horizontal direction run through go up mould and locating piece and with last mould and locating piece sliding fit, the first stopper of one end fixedly connected with of screw rod, the other end are equipped with the spacing subassembly that prevents the screw rod along axial float, fixed connection can be dismantled with the screw rod to spacing subassembly, the side inconsistent that first stopper was kept away from to spacing subassembly and last mould.

The utility model discloses a conveniently change stamping die's punching press lathe when last mould damages, pull down spacing subassembly from the screw rod, then take the screw rod outside the mould along the horizontal direction out, then will go up the mould and take off from the punching press board, it can to change required last mould, during the installation, make the locating piece peg graft in the locating hole, then run through mould and locating piece along the horizontal direction with the screw rod, the screw rod bears the gravity of mould, the screw rod plays the positioning action to the upper and lower position of last mould this moment, install spacing unit mount on the screw rod after the screw rod has been installed, spacing subassembly is inconsistent with the side that first stopper was kept away from to last mould, thereby fix last mould under the effect of first stopper and spacing subassembly.

Further, fixed surface is connected with the installation piece under the punching press board, the installation piece is located the one side that first stopper was kept away from to the mould, spacing subassembly includes limit sleeve, limit sleeve runs through along the screw rod axial the installation piece and with installation piece sliding fit, limit sleeve is close to the one end of screw rod is equipped with the internal thread hole, the one end that first stopper was kept away from to the screw rod with internal thread hole screw-thread fit, limit sleeve offsets tightly with last mould, fixedly connected with second stopper on the limit sleeve, the second stopper is located the one side that the mould was kept away from to the installation piece, the last drive limit sleeve pivoted that is equipped with of limit sleeve rotates the piece.

Furthermore, the rotating part is a hand wheel, and the hand wheel is fixedly connected with the limiting sleeve.

Furthermore, a rubber layer is fixedly connected to the side face, close to the upper die, of the first limiting block, and the rubber layer is abutted to the upper die.

Furthermore, be provided with the inserting groove of being convenient for carry out the location to the lower mould on the workstation, the lower fixed surface of lower mould is connected with the flange board, the flange board is pegged graft in the inserting groove and in inserting groove sliding fit, fixed connection can be dismantled with the workstation to the flange board.

Further, an ejection groove is formed in the workbench and located below the positioning hole, the horizontal sectional area of the ejection groove is smaller than that of the positioning hole, a plurality of ejection springs are arranged in the ejection groove and arranged in the vertical direction, one end of each ejection spring is fixedly connected with the bottom of the ejection groove, and the other end of each ejection spring abuts against the lower surface of the flange plate.

Further, the driving piece is a hydraulic cylinder, the hydraulic cylinder is installed in the vertical direction, the hydraulic cylinder is fixedly connected with the installation plate, and a piston rod of the hydraulic cylinder is fixedly connected with the stamping plate.

The utility model has the advantages that the utility model discloses a conveniently change stamping die's punching press lathe when the upper die damages, unscrews limiting sleeve from the screw rod, then takes the screw rod out from the upper die, detaches the upper die from the punching press board, then changes required upper die;

when the lower die needs to be disassembled, the flange plate and the workbench are disassembled, and the lower die is ejected out of the ejection slot under the action of the ejection spring, so that the lower die is convenient to take and replace.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of a stamping machine tool with a stamping die convenient to replace according to the preferred embodiment of the present invention.

Fig. 2 is a schematic structural view showing a mounting relationship between the upper die and the punch plate.

Fig. 3 is an enlarged view at a in fig. 2.

In the figure: 1. a base; 2. a work table; 3. a lower die; 4. a column; 5. mounting a plate; 6. stamping the plate; 7. an upper die; 8. positioning blocks; 9. a screw; 10. a first stopper; 11. mounting blocks; 12. a limiting sleeve; 13. an internally threaded bore; 14. a second limiting block; 15. a hand wheel; 16. a rubber layer; 17. inserting grooves; 18. a flange plate; 19. ejecting the groove; 20. ejecting a spring; 21. and a hydraulic cylinder.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 3, the best embodiment of the present invention is a stamping machine tool with a stamping die convenient to replace, including: base 1, base 1 upper surface level fixedly connected with workstation 2, fixed surface is connected with lower mould 3 on 2 of workstation, workstation 2 is last vertically to be equipped with many stands 4, the horizontal fixedly connected with mounting panel 5 of 4 upper ends of stand, fixedly connected with driving piece on the mounting panel 5, the below level of mounting panel 5 is provided with punching press board 6, many stands 4 all run through punching press board 6 and with 6 sliding fit of punching press board, the driving piece is pneumatic cylinder 21, pneumatic cylinder 21 is along vertical direction installation,

pneumatic cylinder

21 and 5 fixed connection of mounting panel, the piston rod and the 6 fixed connection of punching press board of pneumatic cylinder 21.

The lower surface of punching press board 6 is equipped with mould 7, the locating hole has been seted up to the upper surface of going up mould 7, punching press board 6 lower fixed surface is connected with and locating hole grafting complex locating piece 8, go up the screw rod 9 that is equipped with mould 7 in the installation on mould 7, screw rod 9 runs through mould 7 and locating piece 8 and with last mould 7 and locating piece 8 sliding fit along the horizontal direction, the first stopper 10 of one end fixedly connected with of screw rod 9, first stopper 10 is close to fixedly connected with rubber layer 16 on the side of last mould 7, rubber layer 16 offsets with last mould 7, the other end of screw rod 9 is equipped with the spacing subassembly that prevents screw rod 9 along the axial float, fixed connection can be dismantled with screw rod 9 to spacing subassembly, spacing subassembly offsets with the side that first stopper 10 was kept away from to last mould 7.

Fixed surface is connected with installation piece 11 under the punching press board 6, installation piece 11 is located the one side that first stopper 10 was kept away from to last mould 7, spacing subassembly includes stop sleeve 12, stop sleeve 12 along the screw rod 9 axial run through installation piece 11 and with installation piece 11 sliding fit, stop sleeve 12 is close to the one end of screw rod 9 and is equipped with internal thread hole 13, the one end and the internal thread hole 13 screw-thread fit that first stopper 10 was kept away from to screw rod 9, stop sleeve 12 offsets tightly with last mould 7, fixedly connected with second stopper 14 on the stop sleeve 12, second stopper 14 is located the one side that last mould 7 was kept away from to installation piece 11, be equipped with the pivoted of drive stop sleeve 12 on the stop sleeve 12 and rotate the piece, it is hand wheel 15 to rotate the piece, hand wheel 15 and stop sleeve 12 fixed connection.

Be provided with the inserting groove 17 of being convenient for advance line location to lower mould 3 on workstation 2, the lower fixed surface of lower mould 3 is connected with flange plate 18, flange plate 18 pegs graft in inserting groove 17 and in inserting groove 17 sliding fit, flange plate 18 can dismantle fixed connection with workstation 2, the accessible screw realizes flange plate 18 and workstation 2 can dismantle being connected, the screw runs through flange plate 18 and screw in workstation 2 along vertical direction from flange plate 18's upper surface.

The workbench 2 is provided with an ejection groove 19, the ejection groove 19 is located below the positioning hole, the horizontal sectional area of the ejection groove 19 is smaller than that of the positioning hole, a plurality of ejection springs 20 are arranged in the ejection groove 19, the ejection springs 20 are arranged in the vertical direction, one end of each ejection spring 20 is fixedly connected with the bottom of the ejection groove 19, and the other end of each ejection spring is abutted to the lower surface of the flange plate 18.

The working principle is as follows: when the upper die 7 is damaged, the upper die 7 needs to be replaced, a wrench is firstly used for clamping the first limiting block 10 to fix the screw rod 9, then the hand wheel 15 is rotated to enable the limiting sleeve 12 and the screw rod 9 to rotate relatively, the hand wheel 15 is continuously rotated until the limiting sleeve 12 is separated from the screw rod 9, then the screw rod 9 is pulled out of the upper die 7 along the horizontal direction, then the upper die 7 is taken down from the punching plate 6 and the needed upper die 7 is replaced, when in installation, the positioning block 8 is inserted in the positioning hole, then run through mould 7 and locating piece 8 with screw rod 9 along the horizontal direction, screw rod 9 bears the gravity of last mould 7, and screw rod 9 plays the positioning action to going up the upper and lower position of mould 7 this moment, installs screw rod 9 back with spacing subassembly installation on screw rod 9, and spacing subassembly is inconsistent with the side of last mould 7 keeping away from first stopper 10 to fix mould 7 under the effect of first stopper 10 and spacing subassembly.

When the lower die 3 needs to be disassembled, the flange plate 18 is disassembled from the workbench 2, and the lower die 3 is ejected out of the ejection groove 19 under the action of the ejection spring 20, so that the lower die 3 is convenient to take and then the required lower die 3 is replaced.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. The utility model provides a conveniently change stamping die's punching press lathe which characterized in that: the method comprises the following steps:

the device comprises a base (1), wherein the upper surface of the base (1) is horizontally and fixedly connected with a workbench (2), the upper surface of the workbench (2) is fixedly connected with a lower die (3), a plurality of upright columns (4) are vertically arranged on the workbench (2), the upper end parts of the upright columns (4) are horizontally and fixedly connected with a mounting plate (5), and a driving piece is fixedly connected to the mounting plate (5);

the stamping plate (6) is horizontally arranged below the mounting plate (5), and the plurality of upright posts (4) penetrate through the stamping plate (6) and are in sliding fit with the stamping plate (6);

go up mould (7), go up mould (7) and set up the lower surface at punching press board (6), the locating hole has been seted up to the upper surface of going up mould (7), punching press board (6) lower fixed surface be connected with locating hole grafting complex locating piece (8), go up the screw rod (9) that are equipped with mould (7) in the installation on mould (7), screw rod (9) run through mould (7) and locating piece (8) and with last mould (7) and locating piece (8) sliding fit along the horizontal direction, the first stopper (10) of one end fixedly connected with of screw rod (9), the other end is equipped with the spacing subassembly that prevents screw rod (9) along axial float, fixed connection can be dismantled with screw rod (9) to spacing subassembly, the side inconsistent of first stopper (10) is kept away from with last mould (7).

2. The press machine tool facilitating the replacement of the press die as set forth in claim 1, wherein: the lower surface of the stamping plate (6) is fixedly connected with an installation block (11), the installation block (11) is positioned on one side of the upper die (7) far away from the first limit block (10), the limiting assembly comprises a limiting sleeve (12), the limiting sleeve (12) axially penetrates through the mounting block (11) along the screw (9) and is in sliding fit with the mounting block (11), an internal thread hole (13) is arranged at one end of the limiting sleeve (12) close to the screw rod (9), one end of the screw rod (9) far away from the first limiting block (10) is in threaded fit with the internal threaded hole (13), the limit sleeve (12) is tightly propped against the upper die (7), a second limit block (14) is fixedly connected to the limit sleeve (12), the second limiting block (14) is positioned on one side of the mounting block (11) far away from the upper die (7), the limiting sleeve (12) is provided with a rotating part for driving the limiting sleeve (12) to rotate.

3. The press machine tool facilitating the replacement of the press die as set forth in claim 2, wherein: the rotating piece is a hand wheel (15), and the hand wheel (15) is fixedly connected with the limiting sleeve (12).

4. The press machine tool facilitating the replacement of the press die as set forth in claim 1, wherein: the rubber layer (16) is fixedly connected to the side face, close to the upper die (7), of the first limiting block (10), and the rubber layer (16) is abutted to the upper die (7).

5. The press machine tool facilitating the replacement of the press die as set forth in claim 1, wherein: be provided with inserting groove (17) convenient to fix a position lower mould (3) on workstation (2), the lower fixed surface of lower mould (3) is connected with flange board (18), flange board (18) are pegged graft in inserting groove (17) and in inserting groove (17) sliding fit, flange board (18) can dismantle fixed connection with workstation (2).

6. The press machine tool facilitating the replacement of the press die as set forth in claim 5, wherein: the ejection mechanism is characterized in that an ejection groove (19) is formed in the workbench (2), the ejection groove (19) is located below the positioning hole, the horizontal sectional area of the ejection groove (19) is smaller than that of the positioning hole, a plurality of ejection springs (20) are arranged in the ejection groove (19), the ejection springs (20) are arranged in the vertical direction, one end of each ejection spring (20) is fixedly connected with the bottom of the ejection groove (19), and the other end of each ejection spring is abutted to the lower surface of the flange plate (18).

7. The press machine tool facilitating the replacement of the press die as set forth in claim 1, wherein: the driving piece is a hydraulic cylinder (21), the hydraulic cylinder (21) is installed in the vertical direction, the hydraulic cylinder (21) is fixedly connected with the mounting plate (5), and a piston rod of the hydraulic cylinder (21) is fixedly connected with the stamping plate (6).