CN211362566U - A pneumatic trompil device for TPU cell-phone protective sheath - Google Patents

Abstract

The utility model relates to the technical field of product stamping, in particular to a pneumatic punching device for a TPU mobile phone protective sleeve, which comprises a base, a punching part and a loading part, wherein the loading part is arranged on the bottom surface of the base, the punching part comprises a cylinder, a push rod, a cutter and a controller, the cylinder is fixed on the top surface of the base and is positioned above the loading part, the push rod is arranged at the output end of the cylinder, the cutter is arranged at the bottom end of the push rod, the controller is electrically connected with a valve of the cylinder, the edge of the loading part is provided with a mobile phone protective sleeve clamping edge, a punching area is arranged on the loading part corresponding to the cutter, a guide cutting part is arranged in the punching area, the punching position of the TPU mobile phone protective sleeve can be accurately aligned, and the air pressure in the cylinder can be continuously adjusted to ensure that the punching force is moderate and, avoid appearing bad phenomena such as deckle edge because of the dynamics is controlled not good, improve yields and production efficiency.

Description

A pneumatic trompil device for TPU cell-phone protective sheath

Technical Field

The utility model relates to a product punching press technical field, concretely relates to pneumatic trompil device for TPU cell-phone protective sheath.

Background

The TPU mobile phone protective case is generally covered on the mobile phone to protect the mobile phone. Usually, the mobile phone protective sleeve needs to be provided with holes corresponding to positions of a mobile phone jack, a camera and the like, so that the interference on the use of the mobile phone is avoided. When meetting for example rubber etc. and being not suitable for the mould product that punches a hole, generally adopt single circular knife cutter that punches a hole cooperation hammer to beat in the trade and carry out the trompil to TPU cell-phone protective sheath, appear the unsafe problem in hole position easily during the trompil, bad phenomenon such as deckle edge can appear not well in the control of trompil dynamics moreover, has influenced production efficiency and yields greatly.

Therefore, there is a need in the industry for a solution to the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pneumatic trompil device for TPU cell-phone protective sheath to prior art not enough. The purpose of the utility model can be realized by the technical scheme as follows.

The utility model provides a pneumatic trompil device for TPU cell-phone protective sheath, includes base, trompil part and loads the part, it locates to load the part on the bottom surface of base, the trompil part includes cylinder, push rod, cutter and controller, the cylinder is fixed in just be located on the top surface of base load the top of part, the push rod is located the output of cylinder, the cutter is located the bottom of push rod, the controller with the valve electric connection of cylinder, the edge of loading the part is equipped with cell-phone protective sheath card edge, load on the part with the cutter corresponds and is provided with the trompil region, be equipped with in the trompil region and lead the cutting.

Preferably, two sides of the hole opening area are provided with grooves, the cutting guide piece comprises a first elastic piece, a sliding rod and a cutting guide sleeve, the cutting guide sleeve is sleeved at the top end of the first elastic piece, the sliding rod penetrates through the cutting guide sleeve, and two ends of the sliding rod are respectively connected with the grooves on the two sides in a sliding manner.

Preferably, the cutting tool further comprises a bearing seat, the bearing seat comprises a pressing block and a bottom pressing seat, the bottom pressing seat is fixed to the base, a guide rod is arranged on the bottom pressing seat, a sliding sleeve is arranged at the side end of the pressing block and sleeved on the guide rod, the top surface of the pressing block is connected with the lower end of the push rod, and the cutter is fixedly arranged on the bottom surface of the pressing block.

Preferably, the loading part is made of high-strength carbon steel, and a heating tube is arranged inside the loading part.

Preferably, the heating tube comprises a tube core, a heating wire is wound on the tube core, and the tube core is in contact with the inner wall of the loading component for heat conduction.

Preferably, the controller further comprises a first driving device and a second driving device, and the first driving device and the second driving device are controlled by an and circuit.

Preferably, the and circuit includes a main circuit, a first input circuit, a second input circuit and an output circuit, the main circuit is electrically connected with a power supply, a voltage dividing resistor R1, a voltage dividing resistor R2 and a grounding end in sequence, the first input circuit and the second input circuit are electrically connected between the voltage dividing resistor R1 and the voltage dividing resistor R2, the first input circuit is provided with a diode VD1, the anode of the diode VD1 is electrically connected with the main circuit, the cathode of the diode VD1 is electrically connected with the first driving device, the second input circuit is provided with a diode VD2, the anode of the diode VD2 is electrically connected with the main circuit, the cathode of the diode VD2 is electrically connected with the second driving device, one end of the output circuit is electrically connected with the first input circuit and the second input circuit, and one end of the output circuit is electrically connected with the cylinder.

Preferably, the base comprises an upper base plate, a lower base plate and a support rod, and the upper base plate and the lower base plate are connected through the support rod.

Preferably, the first elastic member is a compression spring.

Preferably, the cutter is ring-shaped, and the cut of the cutter is a conical cut.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a pneumatic trompil device for TPU cell-phone protective sheath, the cell-phone protective sheath that will treat the trompil overlaps on loading the part, the card edge that loads the part blocks the crimp of TPU cell-phone protective sheath makes TPU cell-phone protective sheath rigidity, avoid TPU cell-phone protective sheath to shift and lead to cutting position inaccurate, before cutting the trompil, the valve that can control the cylinder changes the inside atmospheric pressure of cylinder, thereby promote the push rod and drive the cutter and cut the trompil to TPU cell-phone protective sheath facing to leading, can be accurate adjust the trompil position of TPU cell-phone protective sheath well, and can constantly adjust the inside atmospheric pressure of cylinder makes the trompil dynamics moderate and invariable, avoid bad phenomena such as deckle edge because of the dynamics is not well controlled, improve yields and production efficiency.

Drawings

Fig. 1 is a schematic structural diagram in an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a loading member according to an embodiment of the present invention.

Fig. 3 is a bottom view of the loading member according to the embodiment of the present invention.

Fig. 4 is a schematic structural view of the cutting guide in the embodiment of the present invention.

Fig. 5 is a schematic structural view of a heating tube in an embodiment of the present invention.

Fig. 6 is an and gate circuit diagram in an embodiment of the present invention.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following specific embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

To in industry be unsuitable mould products that punch a hole including rubber and adopt the mode that the trompil was beaten to single circular knife punching cutter cooperation hammer, the utility model provides a pneumatic trompil device for TPU cell-phone protective sheath, load the part through setting up one, the crimp through blocking TPU cell-phone protective sheath makes cell-phone protective sheath rigidity, and the trompil region on loading the part sets up leads the piece of cutting, make the cutter cut the trompil in the same direction as leading the direction of cutting the piece to cell-phone protective sheath, be favorable to carrying out the accurate trompil position of adjusting cell-phone protective sheath well, and can control the cutting trompil dynamics to TPU cell-phone protective sheath through adjusting atmospheric pressure, convenient and fast.

A pneumatic tapping device for a TPU mobile phone protective sleeve is shown in figures 1 to 6 and comprises a base 1, a tapping part 3 and a loading part 2, wherein the loading part 2 is used for loading the TPU mobile phone protective sleeve to be tapped, and the tapping part 3 is used for cutting and tapping the TPU mobile phone protective sleeve to be tapped. The loading member 2 is provided on the bottom surface of the base 1. The punching component 3 is a pneumatic cutting punching component, the punching component 3 comprises a cylinder 31, a push rod 33, a cutter 34 and a controller 32, and the cylinder 31 is fixed on the top surface of the base 1 and positioned above the loading component 2 so as to align the position of the loading component 2 and facilitate punching. The push rod 33 is disposed at an output end of the cylinder 31, the cutter 34 is disposed at a bottom end of the push rod 33, and the controller 32 is electrically connected to a valve (not shown) of the cylinder 31, preferably, the valve is an electromagnetic valve, and the electromagnetic valve is convenient for electrical control. From this, the controller 32 adjusts the atmospheric pressure in the gas pole through the valve of cylinder 31, and then promotes push rod 33 and drives cutter 34 from the top down to the cutting trompil of TPU cell-phone protective sheath. The edge of the loading part 2 is provided with a mobile phone protective sleeve clamping edge 21, the mobile phone protective sleeve clamping edge 21 corresponds to the bent edge of the mobile phone protective sleeve, the position of the TPU mobile phone protective sleeve is ensured to be fixed, and the phenomenon that the TPU mobile phone protective sleeve is displaced when a hole is formed to cause inaccurate cutting position is avoided. The loading part 2 is provided with a hole opening area 22 corresponding to the cutter 34, a guide cutting piece 23 is arranged in the hole opening area 22, the cutter 34 can cut and open a hole in the TPU mobile phone protective sleeve along the direction of the guide cutting piece 23 during hole opening, and the hole opening position is accurate.

The utility model provides a pneumatic trompil device for TPU cell-phone protective sheath, the cell-phone protective sheath that will treat the trompil overlaps on loading part 2, the card edge 21 of loading part 2 blocks the crimp of TPU cell-phone protective sheath and makes TPU cell-phone protective sheath rigidity, avoid TPU cell-phone protective sheath aversion and lead to cutting position inaccurate, before cutting the trompil, the valve that can control cylinder 31 increases the inside atmospheric pressure of cylinder 31, thereby release push rod 33 downwards, push rod 33 drives cutter 34 and leads cutting 23 to cutting the trompil to TPU cell-phone protective sheath to the alignment, can be accurate adjust the trompil position of TPU cell-phone protective sheath well, after TPU cell-phone protective sheath trompil is accomplished, can adjust the inside atmospheric pressure of cylinder 31 that reduces, make push rod 33 drive cutter 34 toward retracting, thereby be convenient for take out the TPU cell-phone. And adjust atmospheric pressure convenient and fast through electric valve, can make the trompil dynamics moderate and keep the inside atmospheric pressure of cylinder 31 invariable to cut the trompil to TPU cell-phone protective sheath, can avoid appearing bad phenomena such as deckle edge because of the dynamics is controlled badly, improve yields and production efficiency.

In the pneumatic hole forming device for the TPU mobile phone protective sheath provided in this embodiment, as shown in fig. 2 to 4, in order to better achieve the guiding function of the cutting guide 23, two sides of the hole forming region 22 are provided with the slots 24, the cutting guide 23 includes a first elastic member 232, a sliding rod 233 and a cutting guide sleeve 231, the cutting guide sleeve 231 is at the top end of the first elastic member 232, the sliding rod 233 traverses the cutting guide sleeve 231, and two ends of the sliding rod 233 are respectively connected with the slots 24 at two sides in a sliding manner. When the cutter 34 is pressed down to the hole forming area 22, a hole is formed in the TPU mobile phone protective sleeve, the guide cutting head sleeve 231 is stressed to enable the sliding rod 233 to move downwards along the grooves 24 on the two sides of the hole forming area 22 to compress the first elastic piece 232, the cutter 34 can align the TPU mobile phone protective sleeve along the guide cutting piece 23 and form a hole accurately, and the quality of a product is guaranteed.

The pneumatic tapping device for the TPU mobile phone protective sleeve provided in the embodiment further includes a bearing seat 6, as shown in fig. 1, the bearing seat 6 can further ensure that the moving block drives the cutter 34 to press down the cutting tapping along a predetermined track. The bearing seat 6 comprises a pressing block 61 and a bottom pressing seat 62, the bottom pressing seat 62 is fixed on the base 1, a guide rod 63 is arranged on the bottom pressing seat 62, a sliding sleeve 64 is arranged at the side end of the pressing block 61, the sliding sleeve 64 is sleeved on the guide rod 63, the top surface of the pressing block 61 is connected with the lower end of the push rod 33, and the cutter 34 is fixedly arranged on the bottom surface of the pressing block 61, so that the phenomenon that the opening is inaccurate due to the fact that the cutting block is separated from a preset track is avoided.

According to the pneumatic tapping device for the TPU mobile phone protective sleeve, the TPU is easy to soften when being heated, in order to tap the hole more easily, the loading part 2 is made of high-strength carbon steel, and the heating tube 7 is arranged inside the loading part 2. High-manganese carbon steel material heat conduction is effectual, carries out preheating treatment at cooperation heating tube 7, only needs thin dynamics can accomplish the trompil easily to TPU cell-phone protective sheath to can not leave defects such as burr to the hole site, improve the yields. The design aims at softening the TPU mobile phone protective sleeve so as to cut open holes, and the preheating temperature range is controlled within a range which is harmless to a human body. Specifically, as shown in fig. 5, the heat-generating tube 7 includes a tube core 71, a heat-generating wire 72 is wound on the tube core 71, and the tube core 71 is in contact with the inner wall of the loading component 2 for heat conduction.

The utility model provides a pneumatic trompil device for TPU cell-phone protective sheath that this embodiment provided, as shown in fig. 1, controller 32 still includes first drive arrangement 8 and second drive arrangement 9, first drive arrangement 8 with second drive arrangement 9 is through AND gate circuit control, just cuts the trompil when first drive arrangement 8 and second drive arrangement 9 trigger simultaneously, and wherein the position of first drive arrangement 8 and second drive arrangement 9 is at the both ends of base 1, need operator's both hands to press when needing to trigger to cut the trompil and go on, can avoid operator's both hands not leave the work area just to trigger the cutting and cause the damage to the hand on the one hand, and on the other hand can reduce the probability of being triggered by the mistake.

The pneumatic tapping device for the TPU mobile phone protective sleeve provided in the embodiment, the and gate circuit includes a main circuit, a first input circuit, a second input circuit and an output circuit, the main circuit is electrically connected to a power supply, a voltage dividing resistor R1, a voltage dividing resistor R2 and a ground terminal in sequence, the first input circuit and the second input circuit are electrically connected between the voltage dividing resistor R1 and the voltage dividing resistor R2, the first input circuit is provided with a diode VD1, an anode of the diode VD1 is electrically connected to the main circuit, a cathode of the diode VD1 is electrically connected to the first driving device 8, the second input circuit is provided with a diode VD2, an anode of the diode VD2 is electrically connected to the main circuit, a cathode of the diode VD2 is electrically connected to the second driving device 9, and one end of the output circuit is electrically connected to the first input circuit and the second input circuit, one end of the output circuit is electrically connected to the cylinder 31. Specifically, as shown in fig. 6, A, B is an input terminal and Y is an output terminal. When the first driving device 8 and the second driving device 9 are triggered, the first input circuit and the second input circuit receive a high level, the diode VD1 and the diode VD2 are both turned on, and the output end outputs the high level to drive the cylinder 31 to operate. When only the first driving device 8 or the second driving device 9 is triggered, the output end outputs low level, and the air cylinder 31 does not work.

The pneumatic tapping device for the TPU mobile phone protective case provided in the embodiment is shown in fig. 1, the base 1 comprises an upper base plate 11, a lower base plate 12 and a support rod 13, the upper base plate 11 and the lower base plate 12 are connected through the support rod 13, so that a space is reserved between the upper base plate 11 and the lower base plate 12, and a power line, an air pipe and the like can be directly bundled at the space positions of the upper base plate 11 and the lower base plate 12 of the fixture base 1, so that tripping caused by binding is avoided. The cylinder 31 and the controller 32 are fixed to the upper base plate 11, and the loading part 2 is fixed to the lower base plate 12, so that an opening is cut.

In the pneumatic hole forming device for the TPU mobile phone protective sleeve provided in this embodiment, the first elastic member 232 is a compression spring.

According to the pneumatic tapping device for the TPU mobile phone protective sleeve, the cutter 34 is in a ring shape, the notch of the cutter 34 is a conical notch, and the TPU mobile phone protective sleeve can be conveniently and accurately cut and tapped to form a hole which is in accordance with a preset shape.

The present invention has been further described with reference to specific embodiments, but it should be understood that the specific description herein should not be construed as limiting the spirit and scope of the present invention, and that various modifications to the above-described embodiments, which would occur to persons skilled in the art after reading this specification, are within the scope of the present invention.

Claims (10)

1. The utility model provides a pneumatic trompil device for TPU cell-phone protective sheath, a serial communication port, including base, trompil part and loading part, loading part locates on the bottom surface of base, the trompil part includes cylinder, push rod, cutter and controller, the cylinder is fixed in just be located on the top surface of base loading part's top, the push rod is located the output of cylinder, the cutter is located the bottom of push rod, the controller with the valve electric connection of cylinder, the edge of loading part is equipped with cell-phone protective sheath card edge, loading part go up with the cutter corresponds and is provided with the trompil region, be equipped with in the trompil region and lead the cutting.

2. The pneumatic perforating device for the TPU mobile phone protective sleeve as claimed in claim 1, wherein two sides of the perforating area are provided with slots, the cutting guide comprises a first elastic member, a sliding rod and a cutting guide sleeve, the cutting guide sleeve is sleeved on the top end of the first elastic member, the sliding rod traverses the cutting guide sleeve, and two ends of the sliding rod are respectively connected with the slots on two sides in a sliding manner.

3. The pneumatic punching device for the TPU mobile phone protective sleeve as claimed in claim 1, further comprising a bearing seat, wherein the bearing seat comprises a pressing block and a bottom pressing seat, the bottom pressing seat is fixed on the base, a guide rod is arranged on the bottom pressing seat, a sliding sleeve is arranged at the side end of the pressing block, the sliding sleeve is sleeved on the guide rod, the top surface of the pressing block is connected with the lower end of the push rod, and the cutter is fixed on the bottom surface of the pressing block.

4. The pneumatic perforating device for the TPU mobile phone protective sleeve as claimed in claim 1, wherein the loading part is made of high-strength carbon steel material, and a heating tube is arranged inside the loading part.

5. The pneumatic tapping device for the protective sheath of the TPU mobile phone as claimed in claim 4, wherein the heating tube comprises a tube core, a heating wire is wound on the tube core, and the tube core is in contact with the inner wall of the loading part for heat conduction.

6. The pneumatic tapping device for a TPU handset protective sheath of claim 1 wherein the controller further comprises a first drive device and a second drive device, the first drive device and the second drive device controlled by an and circuit.

7. The pneumatic tapping device for the protective sheath of the TPU mobile phone as claimed in claim 6, wherein the AND circuit comprises a main circuit, a first input circuit, a second input circuit and an output circuit, the main circuit is electrically connected with a power supply, a voltage dividing resistor R1, a voltage dividing resistor R2 and a ground terminal in sequence, the first input circuit and the second input circuit are electrically connected between the voltage dividing resistor R1 and the voltage dividing resistor R2, the first input circuit is provided with a diode VD1, the anode of the diode VD1 is electrically connected with the main circuit, the cathode of the diode VD1 is electrically connected with the first driving device, the second input circuit is provided with a diode VD2, the anode of the diode VD2 is electrically connected with the main circuit, the cathode of the diode VD2 is electrically connected with the second driving device, and one end of the output circuit is electrically connected with the first input circuit, The second input circuit is electrically connected, and one end of the output circuit is electrically connected with the cylinder.

8. The pneumatic tapping device for a TPU handset protective sheath of claim 1 wherein the base includes an upper base plate, a lower base plate and support rods through which the upper base plate and the lower base plate are connected.

9. The pneumatic tapping device for a TPU cell phone protective sheath of claim 2, wherein the first resilient member is a compression spring.

10. The pneumatic tapping device for a TPU mobile phone protective sheath of claim 1, wherein the cutter is ring-shaped and the notch of the cutter is a cone-shaped notch.

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