Punching die

Abstract

The utility model provides a punching die, and relates to the technical field of metal part manufacturing. The punching die comprises a bottom plate, the upper surface of the bottom plate is slidably connected with a rotatable circular rotating disc, the upper surface of the rotating disc is fixedly connected with two hollow dies, the centers of the two dies are located on the same straight line, and one side of each die is provided with a punching mechanism used for punching a plate. According to the punching die, the die where a plate is inserted is driven to move to the punching mechanism through the rotary disc, the plate in the die is punched, a worker replaces the plate on the other die away from the punching mechanism on the other side, the plate is recycled, and therefore the plate replacing position and the punching position are not located at the same position, the danger is reduced, and the production efficiency is improved. Therefore, the problem that in the prior art, a hand needs to be placed between an upper male die and a lower female die, so that the position of a plate is adjusted, and the danger is large is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of mould, specifically a kind of punching die, belong to the technical field of metal parts manufacturing. BACKGROUND

[0002] Punching die is a kind of on blank or plate, along the closed profile separates waste and gets the punching of part, is typical single-process blanking die, widely used in mechanical manufacturing, automobile manufacturing, electronics and electrical appliances, aerospace and other fields, for processing the punching part of various metal and non-metal materials, such as plate, pipe, profile etc., with high efficiency, high size and shape precision and quality stable and reliable etc.

[0003] The existing punching die is generally placed on the lower die first when punching the metal plate, the upper punch is driven down by the upper hydraulic cylinder and other components, the punch and the die are sheared together to punch the blank, and then the punched product can be taken down, but in the punching process, the existing one is manually taken up and down for the metal plate, the hand is placed between the upper punch and the lower die to adjust the position of the plate, which is dangerous, therefore, we provide a punching die to solve the above problems. SUMMARY

[0004] To solve the above problems, the utility model provides a kind of punching die to solve the above problems, and the specific technical scheme is:

[0005] A kind of punching die, including bottom plate, the upper surface of the bottom plate is slidably connected with rotatable circular turntable, the upper surface of the turntable is fixedly connected with two molds with hollow interior, and the centers of the two molds are on a straight line, one side of the mold is provided with punching mechanism for punching plate, the outside of the turntable is provided with two fixed mechanisms for limiting rotation of turntable, the lower side of the side of the turntable away from punching mechanism is provided with material taking mechanism.

[0006] Preferably, the lower surface of the bottom plate is fixedly connected with two supporting plates, the upper surface of the supporting plate is fixedly connected with fixed plate for supporting punching mechanism, and the lower part of the fixed plate is further fixedly connected with the bottom plate.

[0007] Preferably, the bottom of the bottom plate is fixedly installed with motor, and the output shaft of the motor penetrates the bottom plate and is fixedly connected with the turntable.

[0008] Preferably, the punching mechanism includes mounting plate, the upper end of the mounting plate is fixedly connected with the fixed plate, the outer surface of the mounting plate is fixedly installed with hydraulic rod, the elongated end of the hydraulic rod penetrates the fixed plate and is fixedly connected with pressing block.

[0009] Preferably, the middle part of the mold is provided with a through hole, and the hydraulic rod is fixedly connected with a limiting plate at the position of the end of the pressing block.

[0010] Preferably, the fixing mechanism comprises a fixing block, the lower surface of the fixing block is fixedly connected with the bottom plate, the inner wall of the fixing block is threadedly connected with a threaded rod, and the end of the threaded rod is inserted into the interior of the rotating disc.

[0011] Preferably, the material taking mechanism comprises a jacking rod, the outer surface of the jacking rod is slidably connected with the bottom plate, the rotating disc and the mold, the lower end of the jacking rod is fixedly connected with a push plate, the two ends of the push plate are slidably connected with limiting rods, the upper end of the limiting rods is fixedly connected with the bottom plate, the outer surface of the jacking rod is sleeved with a spring, and the upper and lower ends of the spring are connected with the bottom plate and the push plate respectively.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1、 the punch die through setting rotating disc and two mold components on it, rotate the rotating disc, drive the mold with the plate material to move to the punch mechanism, punch the plate material in the mold, the staff on the other side to another mold away from the punch mechanism to change the plate material, at the same time, cycle and use, so that the position of changing the plate material and the position of punching are not in one place, so as to prevent the instrument damage or unintentionally press the switch to cause the hand to be extruded, so as to reduce the risk, so as to solve the problem that the hand is placed between the upper punch and the lower die, so as to adjust the position of the plate, which is dangerous.

[0014] 2、 the punch die through setting fixing mechanism and material taking mechanism components, the rotating disc can be limited through the threaded rod, prevent the rotating disc from rotating when punching, etc., cause the position of the mold to deviate, the push plate can be provided with a downward spring force through the spring, so as to drive the jacking rod to move downward, when the plate material in the mold needs to be taken out, the push plate can be pushed upward, so that the jacking rod moves upward, so as to eject the plate, so as to facilitate the discharge. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the overall structure schematic view of the utility model;

[0016] Figure 2 It is the sectional view of the fixed plate in the utility model;

[0017] Figure 3 It is the sectional view of the bottom plate in the utility model;

[0018] Figure 4 It is the three-dimensional structure schematic view of the material taking mechanism in the utility model;

[0019] Figure 5It is the sectional view of the mold in the utility model.

[0020] BRIEF DESCRIPTION OF DRAWINGS:1, bottom plate; 2, rotary table; 3, mold; 4, punching mechanism; 401, mounting plate; 402, hydraulic rod; 403, briquetting; 404, limit plate; 5, fixing mechanism; 501, fixed block; 502, threaded rod; 6, material taking mechanism; 601, ejector rod; 602, push plate; 603, limit rod; 604, spring; 7, fixed plate; 8, through hole; 9, support plate; 10, motor. DETAILED DESCRIPTION

[0021] The utility model will be further described with reference to the drawings.

[0022] Please refer to Figures 1-5 , including bottom plate 1, the upper surface of bottom plate 1 is slidably connected with rotatable circular rotary table 2, the upper surface of rotary table 2 is fixedly connected with two molds 3 with hollow inside, and the centers of two molds 3 are on a straight line, one side of mold 3 is provided with punching mechanism 4 for punching plate, the outside of rotary table 2 is provided with two fixing mechanisms 5 for limiting the rotation of rotary table 2, the lower side of rotary table 2 away from punching mechanism 4 is provided with material taking mechanism 6, rotary table 2 can rotate on bottom plate 1, so as to drive two molds 3 to rotate, mold 3 is hollow, and the upper and lower are through state, the internal hollow groove corresponds with the size of the plate to be punched, the plate can be placed from top to bottom in the inside of mold 3, mold 3 fixes the plate, and mold 3 can be customized according to different sizes of plates, when using, the staff is located away from punching mechanism 4, when punching, punching mechanism 4 punches the plate on the mold 3 away from the staff, to ensure the distance between the staff and punching mechanism 4, fixing mechanism 5 fixes rotary table 2, to avoid rotary table 2 from rotating and shaking when punching, and increase stability.

[0023] The lower surface of bottom plate 1 is fixedly connected with two support plates 9, the upper surface of support plate 9 is fixedly connected with fixed plate 7 for supporting punching mechanism 4, and the lower part of fixed plate 7 is also fixedly connected with bottom plate 1, bottom plate 1 and fixed plate 7 are supported and fixed through support plate 9, and the whole is supported at the same time.

[0024] The bottom of bottom plate 1 is fixedly connected with motor 10, the output shaft of motor 10 penetrates bottom plate 1 and is fixedly connected with rotary table 2, and motor 10 can drive bottom plate 1 to rotate, so as to be convenient to use.

[0025] The punching mechanism 4 comprises a mounting plate 401, the upper end of the mounting plate 401 is fixedly connected with the fixed plate 7, the outer surface of the mounting plate 401 is fixedly installed with a hydraulic rod 402, the elongated end of the hydraulic rod 402 penetrates through the fixed plate 7 and is fixedly connected with a pressing block 403, the mounting plate 401 fixes the hydraulic rod 402, and the hydraulic rod 402 can be elongated or shortened to drive the pressing block 403 to move close to or away from the mold 3.

[0026] The middle part of the mold 3 is provided with a through hole 8, the position of the hydraulic rod 402 at the end of the pressing block 403 is fixedly connected with a limiting plate 404, the size of the through hole 8 is matched with the pressing block 403, the pressing block 403 can be inserted into the inside of the through hole 8 and extrude and punch the plate in the mold 3, and at the same time before punching, the limiting plate 404 covers the upper surface of the mold 3 in advance, blocks and limits the plate in the mold 3, prevents the plate from sliding upward under the action of punching pressure and causing misplacement, and increases the accuracy of punching.

[0027] The fixing mechanism 5 comprises a fixed block 501, the lower surface of the fixed block 501 is fixedly connected with the bottom plate 1, the inner wall of the fixed block 501 is threadedly connected with a threaded rod 502, the end of the threaded rod 502 is inserted into the inside of the rotating disc 2, the rotating disc 2 can be limited through the threaded rod 502, and rotation of the rotating disc 2 is prevented during punching, so that the position of the mold 3 is prevented from deviating.

[0028] The material taking mechanism 6 comprises a jacking rod 601, the outer surface of the jacking rod 601 is slidably connected with the bottom plate 1, the rotating disc 2 and the mold 3, the lower end of the jacking rod 601 is fixedly connected with a push plate 602, the two ends of the push plate 602 are slidably connected with limiting rods 603, the upper end of the limiting rod 603 is fixedly connected with the bottom plate 1, the outer surface of the jacking rod 601 is sleeved with a spring 604, the upper and lower ends of the spring 604 are connected with the bottom plate 1 and the push plate 602 respectively, the push plate 602 is provided with a downward elastic force through the spring 604, so as to drive the jacking rod 601 to move downward, when it is needed to take out the plate in the mold 3, the push plate 602 can be pushed upward, so that the jacking rod 601 moves upward, and the plate is jacked out, so as to facilitate discharging.

[0029] The motor 10 and the hydraulic rod 402 in the application are common power equipment in the prior art, and the model or internal structure thereof will not be described in detail, and the motor 10 and the hydraulic rod 402 can be replaced by other power sources.

[0030] The utility model discloses a position of the staff is far away from punching mechanism 4, and the plate that needs punching is inserted to the inside of mould 3 close to the human body, and rotating carousel 2 makes carousel 2 rotate 180 degrees, and the mould 3 of inserting plate moves to punching mechanism 4 place simultaneously, and the fixed mechanism 5 of both sides fixes carousel 2, and then the plate in the inside of mould 3 is punched through punching mechanism 4, after punching is completed, and then rotates back close to the position of the human body, and the plate that punches is taken out through taking -out mechanism 6, and the new plate is replaced, and the plate in the inside of mould 3 is punched through punching mechanism 4, and the staff is replaced plate to another mould 3 at the other side far away from punching mechanism 4 simultaneously, and the position of replacing plate and punching position are not in one place, so as to prevent the damage of instrument or the hand is pressed by inadvertent press switch, to reduce the risk.

[0031] The technical principles of the utility model are described above in combination with specific embodiments. These descriptions are only for explaining the principles of the utility model, and cannot be explained as the limitation of the protection scope of the utility model in any way. Based on the explanation here, the other specific embodiments of the utility model can be thought of by the person skilled in the art without creative labor, and these ways will fall into the protection scope of the claims of the utility model.

Claims

1. A piercing die comprising a base plate (1), characterised in that: The upper surface of the base plate (1) is slidably connected to a rotatable circular turntable (2). The upper surface of the turntable (2) is fixedly connected to two hollow molds (3), and the centers of the two molds (3) are on a straight line. A punching mechanism (4) for punching holes in the sheet metal is provided on one side of the mold (3). Two fixing mechanisms (5) for limiting the rotation of the turntable (2) are provided on the outside of the turntable (2). A material picking mechanism (6) is provided below the turntable (2) on the side away from the punching mechanism (4).

2. A piercing die according to claim 1, characterised in that: Two support plates (9) are fixedly connected to the lower surface of the base plate (1). A fixing plate (7) for supporting the punching mechanism (4) is fixedly connected to the upper surface of the support plate (9). The lower part of the fixing plate (7) is also fixedly connected to the base plate (1).

3. A piercing die according to claim 1, wherein: A motor (10) is fixedly installed at the bottom of the base plate (1), and the output shaft of the motor (10) passes through the base plate (1) and is fixedly connected to the turntable (2).

4. A piercing die according to claim 2, wherein: The punching mechanism (4) includes a mounting plate (401), the upper end of which is fixedly connected to a fixing plate (7). A hydraulic rod (402) is fixedly mounted on the outer surface of the mounting plate (401), and the extended end of the hydraulic rod (402) passes through the fixing plate (7) and is fixedly connected to a pressure block (403).

5. A piercing die according to claim 4, wherein: The mold (3) has a through hole (8) in the middle, and the hydraulic rod (402) is fixedly connected to the limit plate (404) at the end of the pressure block (403).

6. A piercing die according to claim 1, wherein: The fixing mechanism (5) includes a fixing block (501), the lower surface of which is fixedly connected to the base plate (1), and a threaded rod (502) is threadedly connected to the inner wall of the fixing block (501), the end of which is inserted into the interior of the turntable (2).

7. A piercing die according to claim 1, wherein: The material handling mechanism (6) includes a push rod (601). The outer surface of the push rod (601) is slidably connected to the base plate (1), the turntable (2) and the mold (3). The lower end of the push rod (601) is fixedly connected to a push plate (602). Both ends of the push plate (602) are slidably connected to limit rods (603). The upper end of the limit rods (603) is fixedly connected to the base plate (1). A spring (604) is sleeved on the outer surface of the push rod (601). The upper and lower ends of the spring (604) are respectively connected to the base plate (1) and the push plate (602).

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