CN115972283A - Sucking disc formula revolving stage positioning mechanism and piercing press - Google Patents

Abstract

The invention discloses a sucker type turntable positioning mechanism and a punching machine, comprising: a moving part; a rotating part fixedly arranged on the moving part; wherein, still be equipped with the lift portion on the rotating part, it gets the device to be equipped with on the lift portion to press from both sides, the lift portion is used for pressing from both sides the device and rises or descend, press from both sides the device and get the base plate including pressing from both sides, it establishes on the lift portion to press from both sides to get the base plate fixedly, it is equipped with a plurality of sucking disc units to press from both sides even interval on the base plate to get, through the removal portion, the rotating part, lift portion and clamp are got the mutual close fit of device, the CCD at piercing press feed section reads PCB's initial position, the sucking disc unit that the device was got to the control clamp carries out stable clamp to PCB, thereby the lift portion carries out the operation that the interpolation motion such as lifting convenience removal portion and rotating part continue translation and rotation reaches the purpose of accurate location PCB, make things convenient for the high-efficient and accurate operation of punching a hole of piercing press of follow-up flow.

Description

A sucker type turntable positioning mechanism and punching machine

technical field

The invention relates to the field of punching machines, and more specifically relates to a suction cup type turntable positioning mechanism and a punching machine.

Background technique

The punching machine moves the material to the scanning area of the camera of the automatic punching machine. After the camera scans the image, it processes and sends a signal to the control part. After the control part receives the signal, it further processes and controls the movement of the transmission part to make the punch on the plane The X-axis and Y-axis move on the upper part. After the movement is completed, the pneumatic part starts to work and controls the cylinder to perform the punching action.

In the feeding section of the existing punching machine, the initial positioning is only performed through the limit plates on both sides. After entering the punching work position, the X-axis of the punch on the plane is controlled by the camera module after positioning. The Y-axis moves to complete the punching work, so that not only the efficiency of the punching operation is relatively low, but the precision of the punching is relatively low.

Contents of the invention

The technical problem to be solved by the present invention is to provide a suction cup type turntable positioning mechanism and a punching machine that can effectively improve efficiency.

The purpose of the present invention is achieved through the following technical solutions:

A suction cup type turntable positioning mechanism, comprising:

mobile department;

The rotating part is fixed on the moving part;

Wherein, the rotating part is also provided with a lifting part, and the lifting part is provided with a clamping device, and the lifting part is used to raise or lower the clamping device, and the clamping device includes clamping the substrate , the clamping base plate is fixedly arranged on the lifting part, and a plurality of suction cup units are evenly spaced on the clamping base plate.

Further, the lifting part includes a lifting base and a lifting cylinder, one end of the lifting cylinder is fixed on the lifting base, the lifting base is fixed on the rotating part, and the clamping base is fixed on At the other end of the lifting cylinder, first limiting holes are provided on both sides of the lifting base, and a first limiting rod is fixed on the clamping base to match the first limiting holes.

Further, the rotating part includes a fixed base, a servo motor and a rotating platform, the servo motor and the rotating platform are respectively arranged on both sides of the fixed base, and the lifting base is fixed on the rotating platform .

Further, the rotating platform includes a turntable and a rotating base, the turntable is provided with an induction sheet, the rotating base is provided with a photoelectric switch, and the rotating base is arranged on the substrate.

Further, the moving part includes a driving motor, a guide rail and a screw, the screw is matched with the driving motor, the screw is provided with a movable nut, and the fixed base plate is fixedly connected with the movable nut, A sliding block cooperating with the guide rail is arranged on the fixed base plate.

Further, the screw rod is a ball screw, and the movable nut is a ball nut matched with the ball screw.

Further, the suction cup unit is arranged on the four corners of the clamping substrate, the suction cup unit includes a suction cup and a ventilator, and the clamping substrate is provided with a vent hole cooperating with the ventilator.

Further, the lifting base plate is fixed with a second limit rod, and the clamping base plate is provided with a second limit hole matched with the second limit rod, and the second limit rod There are adjustable stoppers at the end.

Another object of the present invention is a punching machine, which includes a machine table and the above-mentioned sucker type turntable positioning mechanism.

Due to the close cooperation of the moving part, the rotating part, the lifting part and the clamping device, the CCD in the feeding section of the punching machine reads the initial position of the PCB, and controls the sucker unit of the clamping device to clamp the PCB stably. In the picking operation, the lifting part lifts the stably clamped PCB to facilitate the operation of interpolation movements such as translation and rotation of the moving part and the rotating part, so as to achieve the purpose of precise positioning of the PCB. The precise positioning of the PCB is completed at the feeding end through the positioning mechanism, which is convenient Efficient and precise punching operation of the punching machine in the subsequent process.

Description of drawings

Fig. 1 is the structural representation of the positioning mechanism of the embodiment of the present invention;

Fig. 2 is an exploded view of the positioning mechanism of the embodiment of the present invention;

Among them: 10. Positioning mechanism, 20. Moving part, 21. Driving motor, 22. Guide rail, 23. Screw rod, 24. Movable nut, 25. Slider, 30. Rotating part, 31. Fixed base plate, 32. Servo motor . , the second limit rod, 45, the adjustable limit member, 50, the clamping device, 51, the clamping substrate, 52, the suction cup unit, 53, the suction cup, 54, the ventilation part, 55, the first limit rod.

Detailed ways

Specific structural and functional details disclosed herein are representative only and for purposes of describing example embodiments of the present invention. This invention may, however, be embodied in many alternative forms and should not be construed as limited to only the embodiments set forth herein.

In describing the present invention, it is to be understood that the terms "central", "lateral", "upper", "lower", "left", "right", "vertical", "horizontal", "top", The orientation or positional relationship indicated by "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying the referred device Or elements must have a certain orientation, be constructed and operate in a certain orientation, and thus should not be construed as limiting the invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, a feature defined as "first" and "second" may explicitly or implicitly include one or more of these features. In the description of the present invention, unless otherwise specified, "plurality" means two or more. Additionally, the term "comprise" and any variations thereof, are intended to cover a non-exclusive inclusion.

In the description of the present invention, it should be noted that unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it can be mechanically connected or electrically connected; it can be directly connected or indirectly connected through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments. As used herein, the singular forms "a", "an" and "an" are intended to include the plural unless the context clearly dictates otherwise. It should also be understood that the terms "comprising" and/or "comprising" as used herein specify the presence of stated features, integers, steps, operations, units and/or components, but do not exclude the presence or addition of one or more Other features, integers, steps, operations, units, components and/or combinations thereof.

In the figures, structurally similar units are denoted by the same reference numerals.

The present invention will be further described below in conjunction with the accompanying drawings and preferred embodiments.

As shown in Fig. 1 and Fig. 2, the present embodiment discloses a suction cup type turntable positioning mechanism 10, comprising: a moving part 20; a rotating part 30 fixedly arranged on the moving part 20; The lifting part 40 is provided with a clamping device 50 on the lifting part 40. The lifting part 40 is used to raise or lower the clamping device 50. The clamping device 50 includes a clamping substrate 51, and the clamping substrate 51 is fixed on the lifting part 40. Above, a plurality of suction cup units 52 are evenly spaced on the clamping substrate 51 .

Through the close cooperation of the moving part 20, the rotating part 30, the lifting part 40 and the clamping device 50, the CCD in the feeding section of the punching machine reads the initial position of the PCB, and controls the sucker unit 52 of the clamping device 50 to carry out the PCB. Stable clamping operation, the lifting part 40 lifts the stably clamped PCB to facilitate the operation of interpolation movements such as translation and rotation of the moving part 20 and the rotating part 30, so as to achieve the purpose of accurately positioning the PCB, through the positioning mechanism at the feeding end Accurate positioning of the PCB is completed to facilitate the efficient and accurate punching operation of the punching machine in the subsequent process.

Wherein, the lifting part 40 comprises a lifting base plate 41 and a lifting cylinder 42, and one end of the lifting cylinder 42 is fixedly arranged on the lifting base plate 41, and the lifting base plate 41 is fixedly arranged on the rotating part 30, and the lifting part 40 is arranged on the rotating part 30, which can be easily A good guarantee that the rotating part 30 can finely adjust the height of the PCB during the rotating process to better adapt to PCBs of different sizes, models and weights for more accurate positioning, and can effectively reduce the effect of the lifting cylinder 42 Height, you can use a smaller lifting cylinder 42 to work, so as to further reduce the overall volume of the lifting part 40; the clamping base plate 51 is fixed on the other end of the lifting cylinder 42, and the two sides of the lifting base plate 41 are provided with first The limit hole 43, the clamping base plate 51 is fixedly provided with the first limit rod 55 matched with the first limit hole 43, and the first limit rod 55 is set in cooperation with the first limit hole 43, so that the lifting cylinder 42. When pushing the clamping substrate 51 up and down, it can be effectively limited to ensure the stability of the clamping device 50 during the whole process of rising and falling, thereby further improving the accuracy of positioning the PCB.

Wherein, the rotating part 30 comprises a fixed base plate 31, a servo motor 32 and a rotating platform 33, the servo motor 32 and the rotating platform 33 are arranged on both sides of the fixed base plate 31 respectively, and the servo motor 32 and the rotating platform 33 are separately arranged on both sides, not only It can effectively cover and hide the servo motor 32, and can also ensure the efficient rotation of the rotating platform 33; the lifting base plate 41 is fixed on the rotating platform 33, and the entire lifting part 40 is driven by the rotating platform 33 to work. It is ensured that the rotation part 30 can fine-tune the height of the PCB during the rotation process, so as to better adapt to PCBs of different sizes, types and weights for more precise positioning.

Wherein, the rotating platform 33 includes a turntable 34 and a rotating base 35, the rotating disk 34 is provided with an induction piece 36, the rotating base 35 is provided with a photoelectric switch 37, the rotating base 35 is located on the substrate, the induction piece 36 and the photoelectric switch 37 The matching setting can effectively control the rotation state of the turntable 34, ensure the interpolation movement of the rotating part 30 so as to achieve the purpose of accurately positioning the PCB, and facilitate the efficient and accurate punching operation of the punching machine in the subsequent process.

Wherein, moving part 20 comprises driving motor 21, guide rail 22 and screw mandrel 23, and screw mandrel 23 cooperates with driving motor 21, and screw mandrel 23 is provided with movable nut 24, and fixed substrate 31 is fixedly connected with movable nut 24, and fixed substrate 31 There is a slider 25 that cooperates with the guide rail 22. By converting the rotary motion of the drive motor 21 into the linear reciprocating motion of the screw rod 23, and through the cooperation of the slider 25 and the guide rail 22, the movable nut 24 and the screw rod 23 are combined. Together, the positioning mechanism 10 can be accurately controlled as a whole to continue to move back and forth in a straight line, and the operation of the translation interpolation movement achieves the purpose of accurately positioning the PCB, which facilitates the efficient and accurate punching operation of the punching machine in the subsequent process. Wherein, the screw rod 23 adopts a ball screw rod, and the movable nut 24 adopts a ball nut matched with the ball screw rod, and adopts the cooperation between the ball nut and the ball screw rod, which further ensures the positioning mechanism 10 as a whole due to the small frictional resistance. Both high precision and high efficiency of translation activities.

Wherein, the suction cup unit 52 is arranged on the four corners of the clamping substrate 51, the suction cup unit 52 includes a suction cup 53 and a breather 54, and the clamping substrate 51 is provided with a vent hole cooperating with the vent 54, through the vent hole and the vent part 54 adjust and control the suction force of the suction cup 53 to ensure that the suction cup unit 52 can absorb and support the PCB at a relatively high temperature, so that the PCB can be better continued to perform interpolation movements such as rotation and translation to achieve the purpose of accurately positioning the PCB.

Wherein, the lifting base plate 41 is fixedly provided with the second limit rod 44, the clamping base plate 51 is provided with the second limit hole matched with the second limit rod 44, and the end of the second limit rod 44 is provided with The adjustable limiter 45, the cooperation of the second limiter rod 44 and the adjustable limiter 45 can effectively limit the maximum rising height of the lifting cylinder 42, thereby effectively ensuring that the PCB will not be bent due to excessive jacking When other situations occur, the adjustable limit member 45 can be adjusted according to different situations so that the maximum lifting height of the lifting cylinder 42 is in a safe range.

Another embodiment of the present invention discloses a punching machine. The punching machine includes a machine table and the above-mentioned suction cup type turntable positioning mechanism 10 . Through the close cooperation of the moving part 20, the rotating part 30, the lifting part 40 and the clamping device 50, the initial position of the PCB is read by the CCD in the feeding section of the punching machine, and the sucker unit 52 of the clamping device 50 is controlled to carry out the PCB. Stable clamping operation, the lifting part 40 lifts the stably clamped PCB to facilitate the operation of the moving part 20 and the rotating part 30 to continue the interpolation movement such as translation and rotation, so as to achieve the purpose of accurately positioning the PCB and ensure the high efficiency of the punching machine. Accurately complete the punching operation.

The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be assumed that the specific implementation of the present invention is limited to these descriptions. For those of ordinary skill in the technical field of the present invention, without departing from the concept of the present invention, some simple deduction or replacement can be made, which should be regarded as belonging to the protection scope of the present invention.

Claims (9)

1. A sucker type turntable positioning mechanism, characterized in that, comprising: mobile department; The rotating part is fixed on the moving part; Wherein, the rotating part is also provided with a lifting part, and the lifting part is provided with a clamping device, and the lifting part is used to raise or lower the clamping device, and the clamping device includes clamping the substrate , the clamping base plate is fixedly arranged on the lifting part, and a plurality of suction cup units are evenly spaced on the clamping base plate. 2. A suction cup type turntable positioning mechanism as claimed in claim 1, wherein the lifting part comprises a lifting base and a lifting cylinder, one end of the lifting cylinder is fixed on the lifting base, and the lifting The base plate is fixed on the rotating part, the clamping base plate is fixed on the other end of the lifting cylinder, first limit holes are provided on both sides of the lifting base plate, and the clamping base plate is fixed The first limiting rod is matched with the first limiting hole. 3. A suction cup type turntable positioning mechanism as claimed in claim 2, wherein the rotating part comprises a fixed base plate, a servo motor and a rotating platform, and the servo motor and the rotating platform are respectively arranged on the fixed On both sides of the base plate, the lifting base plate is fixed on the rotating platform. 4. A sucker-type turntable positioning mechanism as claimed in claim 3, wherein the rotating platform includes a turntable and a rotating base, the turning plate is provided with an induction sheet, and the rotating base is provided with a photoelectric sensor. switch, the rotating base is arranged on the base plate. 5. A suction cup type turntable positioning mechanism as claimed in claim 3, wherein said moving part comprises a driving motor, a guide rail and a screw mandrel, said screw mandrel cooperates with said driving motor, said screw mandrel A movable nut is arranged on the fixed substrate, and the movable nut is fixedly connected with the fixed substrate, and a slider that cooperates with the guide rail is arranged on the fixed substrate. 6 . The suction cup type turntable positioning mechanism according to claim 5 , wherein the screw rod is a ball screw, and the movable nut is a ball nut matched with the ball screw. 6 . 7. A suction cup type turntable positioning mechanism as claimed in claim 1, wherein said suction cup unit is arranged on four corners of said clamping substrate, said suction cup unit comprises a suction cup and a breather, said suction cup unit The clamping substrate is provided with a ventilation hole cooperating with the ventilation member. 8. A sucker-type turntable positioning mechanism as claimed in claim 2, wherein a second limit rod is fixed on the lifting base, and a second limit rod is fixed on the clamping base to match the second limit. The second limit hole matched with the rod, and the end of the second limit rod is provided with an adjustable limit piece. 9. A punching machine, characterized in that the punching machine comprises a machine table and the suction cup type turntable positioning mechanism according to any one of claims 1 to 8.

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