CN216031337U - Punching device - Google Patents

Abstract

The utility model discloses a punching device, which is used for punching an LED material belt and comprises a punch assembly and a die head assembly, wherein the punch assembly comprises a punch and an installation plate; the die head assembly comprises a die head and a bottom plate, the die head is connected to the bottom plate and provided with a punching hole, and the die head is aligned to the punch; wherein the mounting plate and the bottom plate can be relatively close to or far away from each other. The LED strip punching machine comprises a punching head, a die head, a punching head, an LED strip, a die head, an air blowing pipe, an air blowing hole, an air blowing pipe, a control circuit and a control circuit, wherein the air blowing hole is formed in the punching head and can be communicated with the air blowing pipe; in addition, the impact force of the airflow on the LED can separate the LED to be punched from the LED material belt, so that the situation of insufficient punching is reduced, and the punching quality is improved.

Description

Punching device

Technical Field

The utility model relates to the technical field of automatic LED production, in particular to a punching device.

Background

The LED material belt is provided with a plurality of rows and a plurality of columns of LEDs, and each LED needs to be detected and defective products are punched from the LED material belt. In the related art, the punching device can be used for punching the LED, but the punch and the punched LED are likely to be adhered to influence subsequent use, so that the production efficiency is low, or the LED is not fully punched, so that the LED is not separated from the material belt, and the punching quality is influenced.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides a punching device which can prevent punched LEDs from being adhered to a punch, thereby improving the production efficiency, reducing the occurrence of insufficient LED punching and improving the punching quality.

The punching device provided by the embodiment of the utility model is used for punching an LED material belt and comprises a punch assembly and a die head assembly, wherein the punch assembly comprises a punch and an installation plate, the punch is connected to the installation plate, and a blowing hole is formed in the punch and used for allowing an externally introduced air flow to pass through; the die head assembly comprises a die head and a bottom plate, the die head is connected to the bottom plate and provided with a punching hole, and the die head is aligned to the punch; the mounting plate and the bottom plate can be relatively close to each other so that the punch is inserted into the punching hole, the air blowing hole is communicated with the punching hole, or the mounting plate and the bottom plate can be relatively far away from each other so that the punch exits from the punching hole.

The punching device provided by the embodiment of the utility model at least has the following beneficial effects: the LED strip punching machine comprises a punching head, a die head, a punching head, an LED strip, a die head, an air blowing pipe, an air blowing hole, an air blowing pipe, a control circuit and a control circuit, wherein the air blowing hole is formed in the punching head and can be communicated with the air blowing pipe; in addition, the impact force of the airflow on the LED can separate the LED to be punched from the LED material belt, so that the situation of insufficient punching is reduced, and the punching quality is improved.

In some embodiments of the present invention, the punch assembly further includes a pressing block, the punch is fixedly connected to the mounting plate and penetrates through the pressing block, the pressing block is slidably connected to the mounting plate, and the pressing block can move relative to the mounting plate along the punching direction of the punch so as to extend or retract the punch from or into the pressing block.

In some embodiments of the utility model, the pressing block includes a body and a guide boss, the guide boss is connected to the outer side of the body, the punch is inserted into the body, a guide groove is formed in the mounting plate, and the guide boss is accommodated in the guide groove and can move relative to the guide groove.

In some embodiments of the utility model, the punch assembly further comprises a spring, one end of the spring being connected to the press block and the other end of the spring being connected to the mounting plate.

In some embodiments of the present invention, the die assembly further includes a die push plate and a die holder, the die is connected to the die holder, the die push plate is connected to the bottom plate, the die push plate has a first inclined surface, the die holder has a second inclined surface, the first inclined surface and the second inclined surface are both inclined in a vertical direction, the die holder is slidably connected to the die push plate and the first inclined surface and the second inclined surface contact each other, and the die push plate can move in a horizontal direction to lift and lower the die.

In some embodiments of the utility model, the die head push plate is provided with a sliding groove, the die head seat comprises a pushing part and a connecting part, the pushing part is connected to a side part of the connecting part and protrudes towards the outer side of the connecting part, the pushing part is provided with the second inclined surface, one end of the connecting part is connected with the die head, and the other end of the connecting part is accommodated in the sliding groove.

In some embodiments of the present invention, the die head is provided with a discharge hole, the discharge hole is communicated with the punching hole, and the discharge hole is used for discharging the punched LED.

In some embodiments of the utility model, the punch assembly further comprises a die cutting drive connected to the mounting plate or the base plate for driving the punch relatively closer to or farther from the die head.

In some embodiments of the present invention, the guide assembly further comprises a guide bar, the mounting plate and the base plate are connected to the guide bar, and the guide bar faces to the vertical direction and is used for guiding the relative movement of the mounting plate and the base plate.

In some embodiments of the present invention, the LED strip feeding device further includes a moving assembly, the moving assembly includes a sliding block and a guide rail, the sliding block is slidably connected to the guide rail, the guide rail faces perpendicular to the feeding direction of the LED strip, and the bottom plate is connected to the sliding block.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described with reference to the following figures and examples, in which:

fig. 1 is a schematic perspective view of a punching device according to some embodiments of the present invention;

FIG. 2 is a top view of the die cutting apparatus shown in FIG. 1;

FIG. 3 is a cross-sectional view of section A-A of the piercing device shown in FIG. 2;

FIG. 4 is an enlarged schematic view of FIG. 3 at C;

FIG. 5 is a schematic view of the die-cutting apparatus shown in FIG. 1 with the press block pressed down into place;

FIG. 6 is a schematic view of the punch of the die-cutting apparatus shown in FIG. 1 pressed down into position;

FIG. 7 is a schematic view of the die push plate and the die base of the punching device shown in FIG. 1;

fig. 8 is a cross-sectional view of the cutting device shown in fig. 2, taken along the line B-B.

Reference numerals:

the die comprises a punch assembly 100, a punch 110, a blowing hole 111, a mounting plate 120, a guide groove 121, a pressing block 130, a body 131, a guide boss 132, a spring 140, a punching driving piece 150, a connecting block 160, a top plate 170, a blowing pipe joint 180, a die head assembly 200, a die head 210, a punching hole 211, a discharge hole 212, a bottom plate 220, a die head push plate 230, a first inclined surface 231, a sliding groove 232, a die head seat 240, a pushing portion 241, a second inclined surface 2411, a connecting portion 242, a lifting driving piece 250, a die head guide sleeve 260, a discharge pipe 270, a collecting box 280, a guide assembly 300, a guide rod 310, a linear bearing 320, a spring 330, a moving assembly 400, a sliding block 410, a guide rail 420, a moving driving piece 430 and an LED material belt 500.

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 or similar 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 accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplicity of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

In the description of the present invention, reference to the description of "one embodiment," "some embodiments," or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The punching device provided by the embodiment of the utility model is used for punching an LED material belt 500 and comprises a punch assembly 100 and a die head assembly 200, wherein the punch assembly 100 comprises a punch 110 and a mounting plate 120, the punch 110 is connected with the mounting plate 120, a blowing hole 111 is formed in the punch 110, and the blowing hole 111 is used for allowing an externally introduced air flow to pass through; the die assembly 200 includes a die head 210 and a base plate 220, the die head 210 is connected to the base plate 220, the die head 210 has a die cut hole 211, and the die head 210 is aligned with the punch 110; wherein the mounting plate 120 and the base plate 220 can be relatively close to each other so that the punch 110 is inserted into the die-cut hole 211 and the blow hole 111 communicates with the die-cut hole 211, or the mounting plate 120 and the base plate 220 can be relatively far from each other so that the punch 110 exits from the die-cut hole 211.

For example, as shown in fig. 1, the punching device includes a punch assembly 100 and a die head assembly 200, the punch assembly 100 includes a punch 110 and a mounting plate 120, the punch 110 is connected to the mounting plate 120, a blowing hole 111 is formed inside the punch 110, and the blowing hole 111 is used for allowing an externally introduced air flow to pass through; the die assembly 200 includes a die head 210 and a base plate 220, the die head 210 is connected to the base plate 220, the die head 210 has a die cut hole 211, and the die head 210 is aligned with the punch 110; wherein the mounting plate 120 and the base plate 220 can be relatively close to each other so that the punch 110 is inserted into the die-cut hole 211 and the blow hole 111 communicates with the die-cut hole 211, or the mounting plate 120 and the base plate 220 can be relatively far from each other so that the punch 110 exits from the die-cut hole 211. The punching head 110 is internally provided with a blowing hole 111, the blowing hole 111 can be communicated with an external blowing pipe, the external blowing pipe blows air to one end, close to the die head 210, of the punching head 110, after the punching head 110 is matched with the die head 210 to punch down the LED on the LED material belt 500, the LED can be blown away from the punching head 110 by air flow, the punched LED is effectively prevented from being adhered to the punching head, so that the equipment failure rate is reduced, and the production efficiency is improved; in addition, the impact force of the airflow on the LED can separate the LED to be punched from the LED material belt 500, so that the situation of insufficient punching is reduced, and the punching quality is improved.

In some embodiments of the present invention, the punch assembly 100 further includes a pressing block 130, the punch 110 is fixedly connected to the mounting plate 120 and passes through the pressing block 130, the pressing block 130 is slidably connected to the mounting plate 120, and the pressing block 130 is capable of moving relative to the mounting plate 120 along the punching direction of the punch 110 to extend or retract the punch 110 into or out of the pressing block 130.

For example, as shown in fig. 1 to 3, the punch assembly 100 further includes a pressing block 130, the punch 110 is fixedly connected to the mounting plate 120 and passes through the pressing block 130, the pressing block 130 is slidably connected to the mounting plate 120, and the pressing block 130 can move relative to the mounting plate 120 along the punching direction of the punch 110 to extend or retract the punch 110 into or out of the pressing block 130. Referring to fig. 4 to 6, first, referring to fig. 4, when no defective LED is found on the LED tape 500, the mounting board 120 is located at an initial position, and there is a gap between the pressing block 130 and the die head 210, the LED tape 500 is conveyed in the gap, and the punch 110 is accommodated inside the pressing block 130; when a poor LED is found on the LED material belt 500, the mounting plate 120 presses the bottom plate 220, referring to fig. 5, the pressing block 130 contacts the LED material belt 500 and cooperates with the die head 210 to press the LED material belt 500 tightly, so that the LED material belt 500 is prevented from shifting, the accuracy of the punching position of the punch 110 is improved, then the mounting plate 120 continues to press the bottom plate 220, referring to fig. 6, at this time, the pressing block 130 moves upwards relative to the mounting plate 120, the punch 110 extends relative to the pressing block 130, and cooperates with the die head 210 to punch the LED material belt 500, so that the poor LED is punched.

In some embodiments of the present invention, the pressing block 130 includes a body 131 and a guiding boss 132, the guiding boss 132 is connected to an outer side of the body 131, the punch 110 is disposed through the body 131, the mounting plate 120 is internally provided with a guiding groove 121, and the guiding boss 132 is accommodated in the guiding groove 121 and can move relative to the guiding groove 121.

For example, as shown in fig. 3, the pressing block 130 includes a body 131 and a guide boss 132, the guide boss 132 is connected to an outer side of the body 131, the punch 110 is inserted into the body 131, the mounting plate 120 is formed with a guide groove 121 therein, and referring to fig. 4 to 6, the guide boss 132 is accommodated in the guide groove 121 and can move relative to the guide groove 121. The guide boss 132 is matched with the guide groove 121, so that the processing and the installation are convenient, and the manufacturing cost can be reduced.

It is understood that the guide groove 121 should have a side wall capable of limiting the guide projection 132, so as to ensure that the guide projection 132 is always received in the guide groove 121.

In some embodiments of the present invention, punch assembly 100 further includes a spring 140, one end of spring 140 being coupled to press block 130 and the other end of spring 140 being coupled to mounting plate 120.

For example, as shown in fig. 3, punch assembly 100 further includes a spring 140, one end of spring 140 being connected to mass 130, and the other end of spring 140 being connected to mounting plate 120. When the pressing block 130 is gradually close to the die head 210, the pressing block 130 can firstly contact the strip 500 under the abutting action of the spring 140, when the pressing block 130 and the die head 210 are matched to compress the LED strip 500, the spring 140 can provide pressing force for the pressing block 130, the pressing block 130 can be ensured to stably compress the LED strip 500, and the displacement of the LED strip 500 is further prevented.

It will be appreciated that the punch assembly 100 may also include a connecting block 160, the connecting block 160 being connected to the mounting plate 120, the output of the die cut drive 150 being connected to the connecting block 160. Punch assembly 100 may further include a blow adapter 180, blow adapter 180 being connected to connector block 160 and communicating with blow hole 111 of punch 110, blow adapter 180 being used to connect an external blow tube.

In some embodiments of the present invention, the die assembly 200 further includes a die pushing plate 230 and a die holder 240, the die 210 is connected to the die holder 240, the die pushing plate 230 is connected to the bottom plate 220, the die pushing plate 230 has a first inclined surface 231, the die holder 240 has a second inclined surface 2411, the first inclined surface 231 and the second inclined surface 2411 are both inclined in a vertical direction, the die holder 240 is slidably connected to the die pushing plate 230 and the first inclined surface 231 and the second inclined surface 2411 contact each other, and the die pushing plate 230 can move in a horizontal direction to lift the die 210.

For example, as shown in fig. 3, the die assembly 200 further includes a die pushing plate 230 and a die holder 240, referring to fig. 7, the die 210 is connected to the die holder 240, the die pushing plate 230 is connected to the bottom plate 220, the die pushing plate 230 has a first inclined surface 231, the die holder 240 has a second inclined surface 2411, the first inclined surface 231 and the second inclined surface 2411 are both inclined in the vertical direction, the die holder 240 is slidably connected to the die pushing plate 230, and the first inclined surface 231 and the second inclined surface 2411 contact each other, the die pushing plate 230 can move in the horizontal direction to drive the die 210 to ascend and descend in the vertical direction, so as to adjust the moving stroke of the punch 110 to accommodate LED material strips 500 with different thicknesses.

It is understood that the die assembly 200 may further include a lifting drive 250, the lifting drive 250 being fixed to the base plate 220, an output end of the lifting drive 250 being connected to the die push plate 230 for driving the die push plate 230 to move in the horizontal direction. The die head assembly 200 may further include a die head guide 260, the die head 210 is disposed through the die head guide 260, and the die head guide 260 can guide the lifting of the die head 210.

In some embodiments of the present invention, the die push plate 230 defines a sliding groove 232, the die holder 240 includes a pushing portion 241 and a connecting portion 242, the pushing portion 241 is connected to a side portion of the connecting portion 242 and protrudes toward an outer side of the connecting portion 242, the pushing portion 241 has a second inclined surface 2411, one end of the connecting portion 242 is connected to the die 210, and the other end of the connecting portion 242 is received in the sliding groove 232.

For example, as shown in fig. 7, the die push plate 230 has a slide groove 232, the die holder 240 includes a pushing portion 241 and a connecting portion 242, the pushing portion 241 is connected to a side portion of the connecting portion 242 and protrudes toward an outer side of the connecting portion 242, the pushing portion 241 has a second inclined surface 2411, one end of the connecting portion 242 is connected to the die 210, and the other end of the connecting portion 242 is received in the slide groove 232. The die head seat 240 is clamped with the die head push plate 230, so that the stability of the die head 210 in the lifting process can be improved.

In some embodiments of the present invention, the die 210 defines a discharge opening 212, the discharge opening 212 being in communication with the die-cut opening 211, the discharge opening 212 being configured to discharge the die-cut LEDs.

For example, as shown in fig. 8, the die 210 is provided with a discharge hole 212, the discharge hole 212 is communicated with the die-cut hole 211, and the discharge hole 212 is used for discharging the punched LED to prevent the punched LED from remaining at the die 210 to obstruct the next punching.

It will be appreciated that the die assembly 200 may further include a discharge conduit 270 and a collection box 280, the discharge conduit 270 being in communication with the discharge aperture 212, the collection box 280 being located at an end of the discharge conduit 270 remote from the die 210, and the die-cut LEDs being able to fall from the discharge aperture 212 into the discharge conduit 270 and be collected into the collection box 280 via the discharge conduit 270, thereby improving the cleanliness of the production site.

In some embodiments of the present invention, the punch assembly 100 further comprises a die cut drive 150, the die cut drive 150 being connected to the mounting plate 120 or the base plate 220, the die cut drive 150 being used to drive the punch 110 relatively closer to or farther away from the die head 210.

For example, as shown in fig. 1-3, the punch assembly 100 further includes a die cutting drive 150, the die cutting drive 150 being coupled to the mounting plate 120, the die cutting drive 150 being configured to drive the punch 110 toward or away from the die 210 to die cut the LED material strip 500. The punching driving part 150 can output stable driving force, and the punch 110 can move stably relative to the die head 210, so that the punching precision is improved.

It will be appreciated that the die cutting drive 150 may also be coupled to the base plate 220 to drive the die head 210 toward and away from the punch 110, and may be positioned as desired. The punch assembly 100 may also include a top plate 170, with the die cut drive 150 fixedly attached to the top plate 170.

In some embodiments of the present invention, the die-cutting apparatus further comprises a guide assembly 300, the guide assembly 300 comprising guide rods 310, the mounting plate 120 and the base plate 220 being connected to the guide rods 310, the guide rods 310 being oriented in a vertical direction and serving to guide the relative movement of the mounting plate 120 and the base plate 220.

For example, as shown in fig. 1, the die-cutting device further includes a guide assembly 300, the guide assembly 300 includes a guide rod 310, the mounting plate 120 and the bottom plate 220 are both connected to the guide rod 310, and the guide rod 310 faces the vertical direction and is used for guiding the relative movement of the mounting plate 120 and the bottom plate 220, so as to ensure the stability of the movement of the punch 110 and improve the die-cutting accuracy.

It is understood that the guide assembly 300 may further include a linear bearing 320, the linear bearing 320 is connected to one of the mounting plate 120 or the bottom plate 220 to be moved, the linear bearing 320 is slidably connected to the guide rod 310, and the linear bearing 320 can reduce the friction between the guide rod 310 and the mounting plate 120 or the bottom plate 220, and reduce the energy consumption of the die-cutting driving member 150. The guide assembly 300 may further include a spring 330, the spring 330 is sleeved on the guide rod 310, two ends of the spring 330 respectively abut against the mounting plate 120 and the bottom plate 220, and the spring 330 can support the mounting plate 120 and the bottom plate 220 to reduce the working load of the die-cutting driving member 150.

In some embodiments of the present invention, the punching device further comprises a moving assembly 400, the moving assembly 400 comprises a slider 410 and a guide rail 420, the slider 410 is slidably connected to the guide rail 420, the guide rail 420 is oriented perpendicular to the conveying direction of the LED tape 500, and the bottom plate 220 is connected to the slider 410.

For example, as shown in fig. 1, the die-cutting apparatus further includes a moving assembly 400, the moving assembly 400 includes a slider 410 and a guide rail 420, the slider 410 is slidably connected to the guide rail 420, the guide rail 420 is oriented perpendicular to the conveying direction of the LED tape 500, and the bottom plate 220 is connected to the slider 410. The LED material belt 500 has a plurality of rows and columns of LEDs, and the moving assembly 400 can drive the punch assembly 100 and the die assembly 200 to move, so as to punch down the LEDs at different positions.

It is understood that the moving assembly 400 may further include a moving driving member 430, and the moving driving member 430 is used for driving the slider 410 to move.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention. Furthermore, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.

Claims (10)

1. Die-cut device for die-cut LED material area, its characterized in that includes:

the punch assembly comprises a punch and an installation plate, the punch is connected with the installation plate, and a blowing hole is formed in the punch and used for allowing an externally introduced air flow to pass through;

a die assembly including a die and a base plate, the die being attached to the base plate, the die having a die cut aperture, the die being aligned with the punch;

the mounting plate and the bottom plate can be relatively close to each other so that the punch is inserted into the punching hole, the air blowing hole is communicated with the punching hole, or the mounting plate and the bottom plate can be relatively far away from each other so that the punch exits from the punching hole.

2. The device of claim 1, wherein the punch assembly further comprises a press block, the punch is fixedly connected to the mounting plate and is disposed through the press block, the press block is slidably connected to the mounting plate, and the press block is movable relative to the mounting plate in a punching direction of the punch to extend or retract the punch from or into the press block.

3. The punching device according to claim 2, wherein the pressing block comprises a body and a guide boss, the guide boss is connected to the outer side of the body, the punch is arranged in the body in a penetrating manner, a guide groove is formed in the mounting plate, and the guide boss is accommodated in the guide groove and can move relative to the guide groove.

4. The die cutting device of claim 2, wherein the punch assembly further comprises a spring, one end of the spring being connected to the press block and the other end of the spring being connected to the mounting plate.

5. The die-cutting device according to claim 1, wherein the die assembly further comprises a die pushing plate and a die base, the die is connected to the die base, the die pushing plate is connected to the bottom plate, the die pushing plate has a first inclined surface, the die base has a second inclined surface, the first inclined surface and the second inclined surface are both inclined in a vertical direction, the die base is slidably connected to the die pushing plate and the first inclined surface and the second inclined surface contact each other, and the die pushing plate can move in a horizontal direction to lift and lower the die.

6. The punching device according to claim 5, wherein the die head push plate is provided with a sliding groove, the die head seat comprises a pushing portion and a connecting portion, the pushing portion is connected to a side portion of the connecting portion and protrudes toward an outer side of the connecting portion, the pushing portion has the second inclined surface, one end of the connecting portion is connected with the die head, and the other end of the connecting portion is accommodated in the sliding groove.

7. The punching device according to claim 1, wherein the die head is provided with a discharge hole, the discharge hole is communicated with the punching hole, and the discharge hole is used for discharging the LED which is punched.

8. The die cutting device of claim 1, wherein the punch assembly further comprises a die cutting drive connected to the mounting plate or the base plate, the die cutting drive for driving the punch toward or away from the die head.

9. The die cutting device of claim 1, further comprising a guide assembly including guide rods to which the mounting plate and the base plate are connected, the guide rods facing in a vertical direction and serving to guide relative movement of the mounting plate and the base plate.

10. The blanking device of claim 1, further comprising a moving assembly, the moving assembly comprising a slider and a guide rail, the slider being slidably coupled to the guide rail, the guide rail being oriented perpendicular to a direction of conveyance of the strip of LED material, the base plate being coupled to the slider.

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