Discharging mechanism and punching machine

Abstract

The utility model relates to the technical field of punching machine machining, in particular to a discharging mechanism and a punching machine. Comprising a rotating disc, a supporting ring, a lower die and a discharging mechanism. The support ring is fixedly connected with the bracket and the mounting frame; the turntable is rotationally mounted on the supporting ring; the number of the lower dies is not less than three; a mounting plate is detachably mounted on the upper mold; a linear driving mechanism A for driving the mounting plate to lift is mounted on the mounting frame; and the discharging mechanism is installed at the upper end of the installation frame in a sliding mode and used for sucking the stamping workpiece, and a power assembly B used for driving the discharging mechanism to move horizontally is installed on the installation frame. According to the utility model, the plurality of lower dies are arranged, so that the discharging station, the stamping station and the discharging station are separated, the working efficiency is improved, and the horizontal rotating angle and the pitching angle of the sucking disc device can be freely adjusted, so that the sucking work of special-shaped products can be realized, and the applicability is stronger.

Description

Technical Field

[0001] The utility model relates to the technical field of punching machine processing, in particular to a blanking mechanism and a punching machine. Background Art

[0002] CNC punching machine is the abbreviation of digital control punching machine, which is an automatic machine tool equipped with a program control system. The control system can logically process the program specified by control code or other symbolic instructions and decode it to make the punching machine move and process parts.

[0003] A Chinese patent with authorization announcement number CN212682262U discloses a sheet material unloading mechanism for a CNC punching machine, wherein a workbench is fixed to the left side of the top of the fixed plate, a column is fixedly arranged on the right side of the top of the fixed plate, a horizontal electric telescopic rod is fixedly arranged on the top of the column, a vertical electric telescopic rod is fixedly connected to the left end of the horizontal electric telescopic rod, an electromagnetic suction cup is fixedly installed at the bottom of the vertical electric telescopic rod, a supporting plate is arranged below the fixed plate, rollers are fixedly installed at the four corners of the bottom of the supporting plate, a lifting electric telescopic rod is fixedly arranged at the center of the top of the supporting plate, a unloading barrel is fixedly installed at the output end of the lifting electric telescopic rod, an unloading electric telescopic rod is fixedly arranged at the bottom of the inner cavity of the unloading barrel, and a push plate is fixedly installed at the top of the unloading electric telescopic rod.

[0004] The above-mentioned disclosed patent still has the following technical defects: when the stamped sheet material has a wavy structure or a concave-convex structure, the contact area between the electromagnetic suction cup and the product is reduced, which can easily cause the product to fall. Utility Model Content

[0005] The utility model aims to solve the problems existing in the background technology and propose a blanking mechanism and a punching machine.

[0006] On the one hand, the technical solution of the utility model is a feeding mechanism, comprising:

[0007] A support ring fixedly connected with a bracket and a mounting frame;

[0008] A turntable is rotatably mounted on a support ring, and a power assembly A for driving the turntable to rotate is mounted on the side of the support ring;

[0009] No less than three lower dies, a plurality of lower dies being detachably mounted on a turntable along a circular array;

[0010] An upper mold, on which a mounting plate is detachably mounted, and a linear drive mechanism A for driving the mounting plate to rise and fall is mounted on the mounting frame;

[0011] The unloading mechanism is slidably mounted on the upper end of the mounting frame and is used to absorb the stamping workpiece. A power component B for driving the unloading mechanism to translate is installed on the mounting frame.

[0012] Preferably, the unloading mechanism includes a sliding seat, a linear drive mechanism B, a lifting plate and two sets of adjustable suction components. The sliding seat is slidably installed on the mounting frame, and the lifting plate is arranged directly below the sliding seat. The sliding seat is fixedly installed with a linear drive mechanism B for driving the lifting plate to lift. The adjustable suction component includes a slide rail, a rotating seat, a rotating frame, a rotating plate, a suction cup device, a damping shaft A and a damping shaft B. A slide groove A is opened on the lifting plate along its length direction, a damping slider A is fixed on the slide rail, and the damping slider A is slidably installed on the inner side of the slide groove A. A slide groove B is opened on the slide rail along its length direction, and the extension direction of the slide groove B is perpendicular to the extension direction of the slide groove A. A damping slider B is fixed on the rotating seat, and the damping slider B is slidably installed on the inner side of the slide groove B. The rotating frame is rotatably connected to the rotating seat through the damping shaft A, the suction cup device is fixedly installed on the rotating plate, and the rotating plate is rotatably connected to the rotating frame through the damping shaft B.

[0013] Preferably, the power component B includes a servo motor B and a threaded rod, the servo motor B is fixedly mounted on the mounting frame, the threaded rod is fixedly connected to the output shaft of the servo motor B, the sliding seat is threadedly connected to the threaded rod, a guide rod is fixed to the upper end of the mounting frame, and the sliding seat is slidably mounted on the guide rod.

[0014] Preferably, a positioning cylinder is vertically connected to one side of the mounting plate, the lower portion of the positioning cylinder is a conical structure, and a plurality of positioning holes are provided in a circular array along the upper edge of the turntable, and the number of the plurality of positioning holes is the same as the number of the plurality of lower molds.

[0015] Preferably, the power assembly A includes a servo motor A, a gear and a gear ring. The servo motor A is fixedly mounted on the side of the support ring, the gear is fixedly connected to the output shaft of the servo motor A, the gear ring is fixed to the outer periphery of the turntable, and the gear ring is meshingly connected to the gear.

[0016] Preferably, the lower mold is fixedly connected to limiting blocks on all four sides.

[0017] On the other hand, the utility model also provides a punch press having the above-mentioned blanking mechanism.

[0018] Compared with the prior art, the utility model has the following beneficial technical effects: the material sheet is placed on the lower mold, and when the material sheet moves to the position directly below the upper mold, the upper mold is driven to move downward to realize the stamping and forming of the material sheet. After the stamping work is completed, the turntable is continuously driven to rotate, and when the product moves to the position of the unloading mechanism, the linear drive mechanism B drives the two suction cup devices to move downward, and the suction cup devices are adsorbed on the surface of the product, and finally the product is driven to move upward, and then the product is transported away by the power component B that is set; the inclination angle of the suction cup device can be adjusted accordingly by observing the shape of the product, so that the suction cup device can better adhere to the surface of the special-shaped product, thereby ensuring its adsorption effect; in summary, the utility model separates the discharge station, the stamping station and the unloading station by setting a plurality of lower molds, thereby improving the work efficiency, and the installed suction cup device can freely adjust its horizontal rotation angle and pitch angle, thereby realizing the adsorption of special-shaped products, and has stronger applicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 and Figure 2 All of them are structural schematic diagrams of the present utility model.

[0020] Figure 3 It is a structural schematic diagram of the lifting plate and the adjustable clamping assembly in the utility model.

[0021] : Illustrations: 1. turntable; 101. positioning hole; 2. support ring; 3. bracket; 4. mounting frame; 5. lower mold; 6. limit block; 71. servo motor A; 72. gear; 73. gear ring; 8. linear drive mechanism A; 91. servo motor B; 92. threaded rod; 10. guide rod; 11. sliding seat; 12. linear drive mechanism B; 13. lifting plate; 131. slide groove A; 14. slide rail; 141. slide groove B; 15. rotating seat; 16. rotating frame; 17. rotating plate; 18. suction cup device; 19. damping shaft A; 20. damping shaft B; 21. mounting plate; 22. positioning cylinder; 23. upper mold. DETAILED DESCRIPTION

[0022] Embodiment 1

[0023] like Figure 1-Figure 3 As shown, a material unloading mechanism proposed in this embodiment includes a turntable 1, a support ring 2, a lower mold 5, an upper mold 23 and a material unloading mechanism.

[0024] A bracket 3 and a mounting frame 4 are fixedly connected to the support ring 2; the turntable 1 is rotatably mounted on the support ring 2, and a power assembly A for driving the turntable 1 to rotate is installed on the side of the support ring 2. The power assembly A includes a servo motor A71, a gear 72 and a gear ring 73. The servo motor A71 is fixedly mounted on the side of the support ring 2, the gear 72 is fixedly connected to the output shaft of the servo motor A71, the gear ring 73 is fixed to the outer periphery of the turntable 1, and the gear ring 73 is meshingly connected with the gear 72.

[0025] The number of lower molds 5 is not less than three, and the four sides of the lower mold 5 are fixedly connected to the limiting blocks 6. The four limiting blocks 6 can realize the rapid positioning of the material plate, and multiple lower molds 5 can be detachably installed on the turntable 1 along the annular array.

[0026] The upper mold 23 is detachably mounted with a mounting plate 21 , and the mounting frame 4 is mounted with a linear drive mechanism A8 for driving the mounting plate 21 to move up and down.

[0027] The unloading mechanism is slidably mounted on the upper end of the mounting frame 4 and is used to absorb the stamping workpiece. The unloading mechanism includes a sliding seat 11, a linear driving mechanism B12, a lifting plate 13 and two sets of adjustable clamping components. The sliding seat 11 is slidably mounted on the mounting frame 4. The lifting plate 13 is arranged directly below the sliding seat 11. A linear driving mechanism B12 for driving the lifting plate 13 to rise and fall is fixedly mounted on the sliding seat 11. The adjustable clamping component includes a slide rail 14, a rotating seat 15, a rotating frame 16, a rotating plate 17, a suction cup device 18, a damping shaft A19 and a damping shaft B20. A slide groove A131 is provided on the lifting plate 13 along its length direction. A damping slider A is fixed on the slide rail 14. The damping slider A is slidably mounted on the inner side of the slide groove A131. A slide groove B141 is provided on the slide rail 14 along its length direction. The extension direction of the slide groove B141 is perpendicular to the extension direction of the slide groove A131. A damping slider B is fixed, and the damping slider B is slidably installed on the inner side of the slide groove B141. The rotating frame 16 is rotatably connected to the rotating seat 15 through the damping shaft A19. The suction cup device 18 is fixedly installed on the rotating plate 17, and the rotating plate 17 is rotatably connected to the rotating frame 16 through the damping shaft B20. A power component B for driving the unloading mechanism to translate is installed on the mounting frame 4. The power component B includes a servo motor B91 and a threaded rod 92. The servo motor B91 is fixedly installed on the mounting frame 4. The threaded rod 92 is fixedly connected to the output shaft of the servo motor B91. The sliding seat 11 is threadedly connected to the threaded rod 92. A guide rod 10 is fixed on the upper end of the mounting frame 4, and the sliding seat 11 is slidably installed on the guide rod 10. Starting the servo motor B91 can drive the threaded rod 92 to rotate. The moving direction of the sliding seat 11 can be adjusted by changing the rotation direction of the threaded rod 92, thereby realizing the transportation of the product.

[0028] In this embodiment, when working, the material plate is placed on the lower mold 5, and the power component A is used to drive the turntable 1 to rotate intermittently. When the material plate moves to the position directly below the upper mold 23, the linear drive mechanism A8 is started to drive the upper mold 23 to move downward, thereby realizing the stamping and forming of the material plate. After the stamping work is completed, the turntable 1 is continuously driven to rotate. When the product moves to the position of the unloading mechanism, the linear drive mechanism B12 drives the two suction cup devices 18 to move downward, and the suction cup devices 18 are adsorbed on the surface of the product. Finally, the product is driven to move upward, and then the linear drive mechanism B12 is used to drive the upper mold 23 to move downward. The power component B is installed to transport the product away; before transporting the product, the inclination angle of the suction cup device 18 can be adjusted according to the shape of the product, so that the suction cup device 18 can better adhere to the surface of the special-shaped product, thereby ensuring its adsorption effect; in summary, the utility model separates the discharge station, the stamping station and the unloading station by setting a plurality of lower molds 5, thereby improving the work efficiency, and the installed suction cup device 18 can freely adjust its horizontal rotation angle and pitch angle, so as to realize the adsorption of special-shaped products, and has stronger applicability.

[0029] Embodiment 2

[0030] like Figure 1 and Figure 2 As shown, a material unloading mechanism is proposed in this embodiment. Compared with the first embodiment, in this embodiment, a positioning cylinder 22 is vertically connected to one side of the mounting plate 21, and the lower part of the positioning cylinder 22 is a conical structure. A plurality of positioning holes 101 are opened in a circular array along the turntable 1, and the number of the plurality of positioning holes 101 is the same as the number of the plurality of lower molds 5.

[0031] In this embodiment, before the upper mold 23 contacts the material plate, the pointed tip at the bottom end of the positioning cylinder 22 is first inserted into the corresponding positioning hole 101. If there is a slight deviation in the rotation of the turntable 1, the positioning cylinder 22 continues to move downward, thereby realizing the deviation correction of the turntable 1 and ensuring the accuracy of the alignment of the upper mold 23 and the lower mold 5.

[0032] The utility model also provides a punching machine, comprising the blanking mechanism in the above embodiment.

[0033] The implementation modes of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge scope of technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A material discharging mechanism, characterized in that: include: A support ring (2) fixedly connected to a bracket (3) and a mounting frame (4); A turntable (1), the turntable (1) is rotatably mounted on a support ring (2), and a power assembly A for driving the turntable (1) to rotate is mounted on the side of the support ring (2); No less than three lower molds (5), wherein the plurality of lower molds (5) are detachably mounted on the turntable (1) along a circular array; An upper mold (23), a mounting plate (21) being detachably mounted on the upper mold (23), and a linear drive mechanism A (8) for driving the mounting plate (21) to rise and fall being mounted on the mounting frame (4); The material unloading mechanism is slidably mounted on the upper end of the mounting frame (4) and is used to absorb the punched workpiece. A power component B for driving the material unloading mechanism to translate is mounted on the mounting frame (4).

2. A feeding mechanism according to claim 1, characterized in that: The unloading mechanism comprises a sliding seat (11), a linear driving mechanism B (12), a lifting plate (13) and two sets of adjustable clamping components. The sliding seat (11) is slidably mounted on a mounting frame (4). The lifting plate (13) is arranged directly below the sliding seat (11). A linear driving mechanism B (12) for driving the lifting plate (13) to move up and down is fixedly mounted on the sliding seat (11). The adjustable clamping components comprise a sliding rail (14), a rotating seat (15), a rotating frame (16), a rotating plate (17), a suction cup device (18), a damping rotating shaft A (19) and a damping rotating shaft B (20). The lifting plate (13) is provided with a sliding groove A (131) along its length direction. ), a damping slider A is fixed on the slide rail (14), and the damping slider A is slidably mounted on the inner side of the slide groove A (131); a slide groove B (141) is opened on the slide rail (14) along its length direction, and the extension direction of the slide groove B (141) is perpendicular to the extension direction of the slide groove A (131); a damping slider B is fixed on the rotating seat (15), and the damping slider B is slidably mounted on the inner side of the slide groove B (141); the rotating frame (16) is rotatably connected to the rotating seat (15) through a damping rotating shaft A (19); the suction cup device (18) is fixedly mounted on the rotating plate (17), and the rotating plate (17) is rotatably connected to the rotating frame (16) through a damping rotating shaft B (20).

3. A feeding mechanism according to claim 2, characterized in that: The power assembly B comprises a servo motor B (91) and a threaded rod (92); the servo motor B (91) is fixedly mounted on a mounting frame (4); the threaded rod (92) is fixedly connected to an output shaft of the servo motor B (91); a sliding seat (11) is threadedly connected to the threaded rod (92); a guide rod (10) is fixed to the upper end of the mounting frame (4), and the sliding seat (11) is slidably mounted on the guide rod (10).

4. A feeding mechanism according to claim 1, characterized in that: A positioning cylinder (22) is vertically connected to one side of the mounting plate (21), the lower portion of the positioning cylinder (22) is a conical structure, and a plurality of positioning holes (101) are provided in a circular array along the upper edge of the turntable (1), and the number of the plurality of positioning holes (101) is the same as the number of the plurality of lower molds (5).

5. A feeding mechanism according to claim 1, characterized in that: The power assembly A comprises a servo motor A (71), a gear (72) and a gear ring (73). The servo motor A (71) is fixedly mounted on the side of the support ring (2). The gear (72) is fixedly connected to the output shaft of the servo motor A (71). The gear ring (73) is fixed to the outer periphery of the turntable (1), and the gear ring (73) is meshedly connected to the gear (72).

6. A material unloading mechanism according to claim 1, characterized in that: The four sides of the lower mold (5) are fixedly connected to limit blocks (6).

7. A punching machine, characterized in that: It comprises the unloading mechanism described in any one of claims 1 to 6.

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