Hydraulic die punching machine

Abstract

The utility model discloses a hydraulic die punching machine which comprises a die punching support, two die punching units are arranged in the die punching support, and the two die punching units are oppositely distributed. The stamping die unit comprises a stamping base, a fixed die, a movable die and a hydraulic cylinder, the fixed die is fixed to the stamping base, and the movable die is slidably connected with the stamping base; the hydraulic cylinder is fixedly connected with the stamping base and can drive the movable die to move in the direction close to or away from the fixed die. A fixed die core is arranged on the fixed die, a movable die core is arranged on the movable die, and the movable die core is matched with the fixed die core to carry out punch forming on a metal sheet. The hydraulic cylinder drives the movable die to move so as to be matched with the fixed die, so that a metal sheet is subjected to punch forming through the movable die core and the fixed die core; when different movable die cores and fixed die cores are replaced, different stamping can be achieved.

Description

Technical Field

[0001] The utility model relates to the field of sheet metal processing equipment, in particular to a hydraulic die punching machine. Background Art

[0002] The die punching machine is a type of stamping equipment. Stamping is a forming method that relies on a press and a die to apply external force to plates, strips, pipes and profiles to cause them to undergo plastic deformation or separation, thereby obtaining a workpiece (stamping part) of the desired shape and size. Stamping is a production technology that uses the power of conventional or special stamping equipment to directly subject the sheet material to a deformation force in the die and deform it, thereby obtaining product parts of a certain shape, size and performance. Existing stamping equipment generally has a stamping die, but the existing stamping die is generally a rigid die with a simple structure. When stamping different products, different dies need to be replaced, which is costly and complicated to replace. Utility Model Content

[0003] In view of this, the utility model discloses a hydraulic die press, which can replace different stamping die cores as needed to meet the stamping requirements of different products.

[0004] The utility model discloses a hydraulic die punching machine, comprising a die punching support, wherein two die punching units are arranged in the die punching support, and the two die punching units are relatively distributed;

[0005] The die unit comprises a stamping base, a fixed die, a movable die and a hydraulic cylinder, wherein the fixed die is fixed to the stamping base, the movable die is slidably connected to the stamping base, and the hydraulic cylinder is fixedly connected to the stamping base and can drive the movable die to move toward or away from the fixed die;

[0006] The fixed mold is provided with a fixed mold core, and the movable mold is provided with a movable mold core. The movable mold core cooperates with the fixed mold core to perform stamping and forming on the metal sheet.

[0007] Furthermore, the punching base is horizontally fixed to the punching die support, the movable die is located on one side of the fixed die, and the hydraulic cylinder drives the movable die to move horizontally to drive the movable die to move toward or away from the fixed die.

[0008] Further, the movable mold includes a first fixed plate and a first mounting plate, the hydraulic cylinder is connected to the first fixed plate through a transmission member and can drive the movable mold to move through the first fixed plate;

[0009] The first mounting plate is fixed to a side of the first fixed plate close to the fixed mold. The first mounting plate is provided with a first embedding groove. The movable mold core part extends into the first embedding groove, and the movable mold core part extends out of the first embedding groove.

[0010] Furthermore, a sliding guide rail is fixed on the stamping base, a sliding groove is provided on the sliding guide rail, the transmission member is slidably matched with the sliding guide rail, a sliding protrusion is provided on the transmission member, the sliding protrusion is slidably matched with the sliding groove, and the hydraulic cylinder can drive the transmission member to make a linear motion relative to the sliding guide rail.

[0011] Furthermore, the fixed mold includes a second fixed plate and a second mounting plate, the second fixed plate is fixed to the stamping base through a blanking bracket, the second mounting plate is fixed to a side of the second fixed plate close to the movable mold, the second mounting plate is arranged opposite to the first mounting plate, and a second embedding groove is arranged on the second mounting plate, the movable mold core is fixed in the second embedding groove, and the fixed mold core extends into the second embedding groove and cooperates with the movable mold core to stamp the metal sheet.

[0012] Furthermore, a material removal through hole is provided on the second fixing plate, the material removal through hole passes through the second fixing plate and the material removal bracket, and the material removal through hole is connected to the second embedding groove.

[0013] Furthermore, a material discharge trough is provided on one side of the material discharge bracket away from the second fixed plate, the material discharge trough is connected to the material discharge through hole, and stamping waste can be discharged through the material discharge trough; a material discharge inclined plate is provided in the material discharge trough.

[0014] Furthermore, a first guide shaft is provided on the first mounting plate, and a first guide groove is provided on the second mounting plate. When the fixed mold and the movable mold are matched, the first guide shaft can extend into the first guide groove.

[0015] Furthermore, the blanking support includes a vertical plate and a horizontal plate, the horizontal plate is fixed to the stamping base, the vertical plate is fixed to the top surface of the horizontal plate and is vertically distributed, and the second fixed plate is fixed to the vertical plate.

[0016] Furthermore, a stop protrusion is provided at one end of the transverse plate, and the blanking bracket is fixed to the stamping base and positioned by the stop protrusion.

[0017] Compared with the prior art, the technical solution disclosed in the utility model has the following beneficial effects:

[0018] The hydraulic cylinder drives the movable die to move to cooperate with the fixed die to punch and form the metal sheet through the movable die core and the fixed die core; when different movable die cores and fixed die cores are replaced, different punching can be achieved. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of a die punching machine;

[0020] Figure 2 It is a side view of the die punching machine;

[0021] Figure 3 is an exploded view of the die unit;

[0022] Figure 4 It is a structural schematic diagram of the movable mold;

[0023] Figure 5 It is a structural schematic diagram of a fixed mold;

[0024] Figure 6 It is a structural schematic diagram of the transmission parts and transmission guide rails. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. It should be noted that when a component is considered to be "connected" to another component, it can be directly connected to another component, or there may be a central component at the same time. Unless otherwise defined, all technical and scientific terms used in this article have the same meaning as those generally understood by technicians in the technical field of the utility model. It should also be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, or a connection between the two components. For ordinary technicians in this field, the specific meanings of the above terms in the utility model can be understood according to specific circumstances. The terms used in the specification of the utility model herein are only for the purpose of describing specific embodiments and are not intended to limit the utility model.

[0026] It should also be noted that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0027] like Figure 1 and Figure 2 As shown, the utility model discloses a hydraulic die machine 100, including a die support 10, wherein two die units 20 are arranged in the die support 10, and the two die units 20 are relatively distributed. In the present application, the two die units 20 can work independently, and the two die units 20 can respectively perform stamping and forming on metal sheets.

[0028] The die unit 20 includes a stamping base 21, a fixed die 23, a movable die 22 and a hydraulic cylinder 24. The fixed die 23 is fixed to the stamping base 21, the movable die 22 is slidably connected to the stamping base 21, and the hydraulic cylinder 24 is fixedly connected to the stamping base 21 and can drive the movable die 22 to move in a direction close to or away from the fixed die 23. In the present application, the two die units 20 have the same structure. When it is necessary to stamp a metal sheet, the hydraulic cylinder 24 drives the movable die 22 to move in a direction close to the fixed die 23. The metal sheet is located between the movable die 22 and the fixed die 23. When the movable die 22 cooperates with the fixed die 23 to clamp the metal sheet, the stamping of the metal sheet can be achieved.

[0029] like Figure 3 Until Figure 5 As shown, further, the fixed mold 23 is provided with a fixed mold core 233, and the movable mold 22 is provided with a movable mold core 223, and the movable mold core 223 cooperates with the fixed mold core 233 to stamp and form the metal sheet. In the present application, when the fixed mold 23 and the movable mold 22 need to process the metal sheet, the fixed mold core 233 and the movable mold core 223 cooperate to process and form the metal sheet.

[0030] In the present application, the fixed mold core 233 is fixed to the fixed mold 23 by screws, and the movable mold core 223 is fixed to the movable mold 22 by screws. The fixed mold core 233 and the movable mold core 223 can be disassembled and replaced to meet different stamping requirements.

[0031] Furthermore, the stamping base 21 is horizontally fixed to the die bracket 10 , the movable die 22 is located on one side of the fixed die 23 , and the hydraulic cylinder 24 drives the movable die 22 to move horizontally to drive the movable die 22 to move toward or away from the fixed die 23 .

[0032] Further, the movable mold 22 includes a first fixed plate 221 and a first mounting plate 222. The hydraulic cylinder 24 is connected to the first fixed plate 221 through a transmission member 241 and can drive the movable mold 22 to move through the first fixed plate 221. The first mounting plate 222 is fixed to the side of the first fixed plate 221 close to the fixed mold 23. The first mounting plate 222 is provided with a first embedding groove 224. The movable mold core 223 partially extends into the first embedding groove 224, and the movable mold core 223 partially extends out of the first embedding groove 224. In the application, the first fixed plate 221 and the first movable plate 222 are both made of metal materials. The movable mold core 223 partially extends into the first embedding groove 224 and is then fixed by screws to achieve the installation of the movable mold core 22.

[0033] like Figure 3 and Figure 6 As shown, further, a sliding guide rail 211 is fixed on the stamping base 21, a sliding groove 212 is provided on the sliding guide rail 211, the transmission member 241 is slidably matched with the sliding guide rail 211, a sliding protrusion 242 is provided on the transmission member 241, the sliding protrusion 242 is slidably matched with the sliding groove 212, and the hydraulic cylinder 24 can drive the transmission member 241 to make a linear motion relative to the sliding guide rail 211. In the present application, wedge-shaped sliding grooves 212 are provided on both sides of the sliding guide rail 211, and wedge-shaped sliding protrusions 242 are provided on both sides of the transmission member 241. When the transmission member 241 is arranged in the sliding guide rail 211, the sliding protrusion 242 is matched with the sliding groove 212, and the sliding guide rail 211 positions the transmission member 241 through the sliding groove 212 so that it can only slide in a linear direction.

[0034] Please return to view Figure 5Further, the fixed mold 23 includes a second fixed plate 231 and a second mounting plate 232, the second fixed plate 231 is fixed to the stamping base 21 through a blanking bracket 26, the second mounting plate 232 is fixed to the side of the second fixed plate 231 close to the movable mold 23, the second mounting plate 232 is arranged opposite to the first mounting plate 222, and a second embedding groove 234 is provided on the second mounting plate 232, the movable mold core 23 is fixed in the second embedding groove 234, and the fixed mold core 23 extends into the second embedding groove 234 and cooperates with the movable mold core 22 to stamp the metal sheet.

[0035] Furthermore, the second fixed plate 231 is provided with a material discharge through hole 235, which penetrates the second fixed plate 231 and the material discharge bracket 26, and is connected to the second embedded groove 234. The material discharge bracket 26 is provided with a material discharge trough 263 on the side away from the second fixed plate 231, and the material discharge trough 263 is connected to the material discharge through hole 235, and the stamping waste can be discharged through the material discharge trough 263; the material discharge inclined plate 264 is provided in the material discharge trough 263. After the fixed mold 23 and the movable mold 22 cooperate to punch the metal sheet, corresponding waste will be generated, and the waste can enter the material discharge trough 263 through the material discharge through hole 235, and then be guided and discharged under the action of the inclined plate 264.

[0036] The first mounting plate 221 is provided with a first guide shaft 225, and the second mounting plate 232 is provided with a first guide groove 236. When the fixed mold 23 and the movable mold 22 are matched, the first guide shaft 225 can extend into the first guide groove 236. By providing the first guide shaft 225 and the first guide groove 236, the stability of the fixed mold 22 and the movable mold 23 during movement can be ensured.

[0037] The blanking bracket 26 includes a vertical plate 262 and a horizontal plate 261, wherein the horizontal plate 261 is fixed to the stamping base 21, the vertical plate 262 is fixed to the top surface of the horizontal plate 261 and is vertically distributed, and the second fixing plate 231 is fixed to the vertical plate 262. A stopper protrusion 265 is provided at one end of the horizontal plate 261, and the blanking bracket 26 is fixed to the stamping base 21 and positioned by the stopper protrusion 265.

[0038] The present invention can be implemented in various ways and modified without departing from the broad spirit and scope of the present invention. The above-mentioned embodiments are used to illustrate the present invention, but do not limit the scope of the present invention.

Claims

1. A hydraulic die punching machine, characterized in that: It comprises a die support, wherein two die units are arranged in the die support, and the two die units are relatively distributed; The die unit comprises a stamping base, a fixed die, a movable die and a hydraulic cylinder, wherein the fixed die is fixed to the stamping base, the movable die is slidably connected to the stamping base, and the hydraulic cylinder is fixedly connected to the stamping base and can drive the movable die to move toward or away from the fixed die; The fixed mold is provided with a fixed mold core, and the movable mold is provided with a movable mold core, and the movable mold core cooperates with the fixed mold core to perform stamping and forming on the metal sheet; The punching base is horizontally fixed to the punching die support, the movable die is located on one side of the fixed die, and the hydraulic cylinder drives the movable die to move horizontally to drive the movable die to move toward or away from the fixed die; The movable mold comprises a first fixed plate and a first mounting plate, the hydraulic cylinder is connected to the first fixed plate through a transmission member and can drive the movable mold to move through the first fixed plate; The first mounting plate is fixed to a side of the first fixed plate close to the fixed mold. The first mounting plate is provided with a first embedding groove. The movable mold core part extends into the first embedding groove, and the movable mold core part extends out of the first embedding groove.

2. A hydraulic die punching machine according to claim 1, characterized in that: A sliding guide rail is fixed on the stamping base, a sliding groove is arranged on the sliding guide rail, the transmission member is slidingly matched with the sliding guide rail, a sliding protrusion is arranged on the transmission member, the sliding protrusion is slidingly matched with the sliding groove, and the hydraulic cylinder can drive the transmission member to make a linear motion relative to the sliding guide rail.

3. A hydraulic die punching machine according to claim 2, characterized in that: The fixed mold includes a second fixed plate and a second mounting plate, the second fixed plate is fixed to the stamping base through a blanking bracket, the second mounting plate is fixed to a side of the second fixed plate close to the movable mold, the second mounting plate is arranged opposite to the first mounting plate, and a second embedding groove is arranged on the second mounting plate, the movable mold core is fixed in the second embedding groove, and the fixed mold core extends into the second embedding groove and cooperates with the movable mold core to stamp the metal sheet.

4. A hydraulic die punching machine according to claim 3, characterized in that: The second fixing plate is provided with a material removal through hole, the material removal through hole passes through the second fixing plate and the material removal bracket, and the material removal through hole is connected to the second embedding groove.

5. A hydraulic die punching machine according to claim 4, characterized in that: A material discharge trough is arranged on one side of the material discharge bracket away from the second fixing plate. The material discharge trough is communicated with the material discharge through hole, and stamping waste can be discharged through the material discharge trough; a material discharge inclined plate is arranged in the material discharge trough.

6. A hydraulic die punching machine according to claim 5, characterized in that: The first mounting plate is provided with a first guide shaft, the second mounting plate is provided with a first guide groove, and when the fixed mold and the movable mold are matched, the first guide shaft can extend into the first guide groove.

7. A hydraulic die punching machine according to claim 6, characterized in that: The blanking support includes a vertical plate and a horizontal plate, the horizontal plate is fixed to the stamping base, the vertical plate is fixed to the top surface of the horizontal plate and is vertically distributed, and the second fixed plate is fixed to the vertical plate.

8. A hydraulic die punching machine according to claim 7, characterized in that: A stop protrusion is provided at one end of the transverse plate, and the blanking bracket is fixed to the stamping base and positioned by the stop protrusion.

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