A device for trimming burrs at the edges of holes in RFID silicone rubber flexible tags

Abstract

The present invention relates to a device for trimming burrs at the edge of a hole of an RFID silicone rubber flexible tag, comprising a device body, a bottom bracket, a bottom bracket support plate, a top bracket support plate and a top bracket; the device body is provided with a mounting groove, and the bottom bracket is fixed to the bottom of the mounting groove of the device body; the top bracket support plate is located on the upper side of the bottom bracket support plate; four lower top feet are fixed on the bottom bracket, and the four lower top feet are arranged and fixed at the four corners of the bottom bracket; limiting sliders are provided on both sides of the top bracket, the limiting sliders match the slide grooves on the tension spring limiting column, the limiting sliders are installed on the slide grooves, and the limiting sliders can slide up and down along the slide grooves; a tension spring fixing seat is provided on the upper part of the tension spring limiting column, a tension spring is provided between the tension spring fixing seat and the limiting slider, the upper end of the tension spring is fixed to the tension spring fixing seat, and the lower end is fixed to the limiting slider; through the present invention, the burrs at the edge of the silicone rubber hole can be accurately cut off, equipment wear and loss are reduced, and production efficiency and finished product yield are improved at the same time.

Description

Technical Field

[0001] The invention relates to a device for trimming burrs at the edge of a hole of an RFID silicone rubber flexible tag, and belongs to the technical field of electronic tag trimming devices. Background Art

[0002] During the curing process of the silicone rubber layer of the RFID silicone rubber flexible tag, the excess silicone rubber generated by thermal expansion is discharged due to the need for a process gap or process hole between the upper and lower molds of the vulcanization mold, and flash is formed after cooling. The silicone rubber flash is thin, low in hardness, highly flexible, elastic, and small and irregular in shape.

[0003] After the flash is formed around the hole, it is difficult to flush or cut it off with general automatic mechanical equipment. The reason is that the blade of the mechanical cutting must be sharp, and the pad under the silicone rubber flash must be hard and flat, and have a certain impact force. Otherwise, the cutter or punching knife cannot cut the flash continuously or evenly. In actual work, the blade of the punching knife or cutter is often damaged, resulting in great economic losses.

[0004] If manual trimming is performed using hand tools, the trimming is often uneven, affecting the appearance yield and being inefficient. Summary of the invention

[0005] The purpose of the present invention is to provide a device for trimming the burrs at the edges of holes of RFID silicone rubber flexible tags in view of the above existing problems, which can quickly trim the burrs at the holes of silicone rubber tags.

[0006] The technical solution of the present invention is: a device for trimming the burrs at the edge of the hole of an RFID silicone rubber flexible tag, which is characterized by comprising a device body, a bottom bracket, a bottom bracket support plate, a top bracket support plate, and a top bracket; the device body is provided with a mounting groove, the bottom bracket is fixed to the bottom of the device body mounting groove; the top bracket support plate is located above the bottom bracket support plate;

[0007] Four lower top feet are fixed on the bottom bracket, and the four lower top feet are arranged and fixed at the four corners of the bottom bracket; the four corners of the bottom bracket support plate are provided with bottom bracket support plate through holes, the four bottom bracket support plate through holes correspond to the four lower top feet, the four bottom bracket support plate through holes are sleeved on the four lower top feet, and the four lower top feet between the bottom bracket support plate and the bottom bracket are sleeved with bottom bracket springs; the bottom end of the bottom bracket spring is fixed to the bottom bracket, and the top end is fixed to the bottom bracket support plate, and the bottom bracket support plate is supported on the four bottom bracket springs;

[0008] Tension spring limit columns are fixed on the tops of both sides of the device body installation slot; the tension spring limit columns are provided with sliding grooves along the height direction of the tension spring limit columns;

[0009] Limiting sliders are provided on both sides of the top support, and the limiting sliders match the slide grooves on the tension spring limiting column. The limiting sliders are installed on the slide grooves, and the limiting sliders can slide up and down along the slide grooves; a tension spring fixing seat is provided on the upper part of the tension spring limiting column, and a tension spring is provided between the tension spring fixing seat and the limiting slider, the upper end of the tension spring is fixed to the tension spring fixing seat, and the lower end is fixed to the limiting slider;

[0010] The four lower corners of the jacking support are provided with upper jacking knives, the jacking support plate is located at the lower side of the jacking support, the four corners of the jacking support plate are provided with jacking support plate through holes, the four jacking support plate through holes correspond to the four upper jacking knives one by one, the jacking support plate through holes are sleeved on the corresponding upper jacking knives, and the upper jacking knife between the jacking support and the jacking support plate is sleeved with a jacking spring, the upper end of the jacking spring is fixed to the jacking support, and the lower end is fixed to the jacking support plate.

[0011] The tension spring limiting column is provided with a tension spring limiting column threaded through hole, the top of the device body is provided with a tension spring limiting column fixing threaded hole, and a bolt is also provided. The bolt is screwed into the tension spring limiting column threaded through hole and the tension spring limiting column fixing threaded hole in sequence and tightened to fix the tension spring limiting column and the top of the device body.

[0012] The bolt is a hexagon socket bolt.

[0013] The device body is provided with an air exhaust port, which is communicated with the installation groove on the device body, and the air exhaust port is externally connected to an air exhaust device.

[0014] The left side, right side and rear side of the device body are all provided with air exhaust ports, one air exhaust port is respectively provided on the left side and right side of the device body, and two air exhaust ports are provided on the rear side of the device body.

[0015] A method for trimming a burr trimming device at the edge of a hole of an RFID silicone rubber flexible tag comprises the following steps:

[0016] Step 1), place the RFID silicone rubber flexible tag whose burrs need to be trimmed on the edge of the hole on the bottom support plate;

[0017] Step 2), press down the top support plate, and when the top support plate moves downward, the top support is pulled downward by the top support spring, and the limit sliders on both sides of the top support plate slide downward along the slide grooves on the tension spring limit column, and the tension spring is stretched at the same time;

[0018] Step 3), the top support plate moves downward to press the RFID silicone rubber flexible tag on the bottom support plate, and at the same time, the four upper top knives on the top support correspond to the holes to be trimmed at the four corners of the RFID silicone rubber flexible tag; the four upper top knives pass through the corresponding holes to be trimmed at the four corners of the RFID silicone rubber flexible tag, and contact the four lower top feet respectively;

[0019] Step 4), continue to press down the top support plate, the bottom support plate compresses the bottom support spring, the bottom support plate moves down along the lower top foot through the bottom support plate perforation, the upper end of the lower top foot passes through the bottom support plate perforation of the bottom support plate and the RFID silicone rubber flexible tag to be trimmed hole in turn, the excess flash in the hole is cut off by the lower top foot and the upper top knife, and the cut excess flash is ejected from the trimming hole by the lower top foot;

[0020] Step 5), after the excess flash is pushed out from the trimming hole, the downward pressure on the top support plate is released, and the bottom support spring resets to drive the bottom support plate to move up; the top support spring resets to drive the top support plate to move up; the tension spring resets and pulls the limit slider up along the slide slot, so that the top support moves up and resets; at this time, the top support plate and the bottom support plate are separated, and the RFID silicone rubber flexible tag after the excess flash is pushed out from the trimming hole is taken out from the bottom support plate.

[0021] The device body is provided with an exhaust port, which is connected to the installation groove on the device body. The exhaust port is connected to an exhaust device through an exhaust duct. When the exhaust device is started, the excess burrs ejected from the trimming hole in step 4) can be extracted through the exhaust port, the exhaust duct and the exhaust device.

[0022] The left side, right side and rear side of the device body are all provided with air exhaust ports.

[0023] The present invention is reasonable and easy to use. Through the present invention, a device for trimming burrs at the edges of holes in RFID silicone rubber flexible tags is provided, including a device body, a lower top foot, a bottom support plate, a bottom support, a bottom support spring, a top support support plate, a top support spring, a tension spring, a tension spring limit column, a limit slider, and a top support.

[0024] The device body is provided with 4 exhaust holes (exhaust ports), the device body is fixed with a bottom support, the bottom support is fixed with a lower top foot and a bottom support spring. The bottom support spring is fixed with a bottom support plate. The device body is fixed with a tension spring limit column, and the tension spring limit column is fixed with a tension spring. The tension spring is fixed with a limit slider. The limit slider is fixed with a top support. The top support is fixed with an upper top knife and a top support spring.

[0025] The tooling body of the present invention has a bottom support plate for carrying an RFID silicone rubber flexible tag. The bottom support spring is used for accurate positioning between the top support plate and the lower top foot; the tension spring drives the limit slider to limit the top support to a position suitable for loading the silicone rubber tag. The top support spring limits the top support plate and the top support to a suitable position. Press down the top support plate so that the top support plate contacts and presses the RFID silicone rubber flexible tag on the bottom support plate. Then the upper top knife cuts into the flash at the bottom edge of the hole through the four holes of the RFID silicone rubber flexible tag. Continue to press down the top support plate to drive the RFID silicone rubber flexible tag to move downward. The flash is cut off by the upper top knife and the lower top foot. It is thus cut off. After the pressure of the top support plate is pressed downward, the flash is carried away by the air flow of the exhaust hole.

[0026] In summary, the present invention has the following beneficial effects: it can accurately cut off the flash at the edge of the silicone rubber hole, reduce equipment wear and loss, and at the same time improve production efficiency and finished product yield, and has a broad market space for mass production. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a structural schematic diagram of the present invention;

[0028] Figure 2 It is a structural schematic diagram of another aspect of the present invention;

[0029] In the figure: 1 device body, 2 exhaust port, 3 bottom support, 4 bottom support spring, 5 bottom support support plate, 6 lower top foot, 7 RFID silicone rubber flexible tag, 8 top support support plate, 9 upper top knife, 10 top support spring, 11 top support, 12 bolt, 13 tension spring limit column, 14 tension spring, 15 limit slider. Specific implementation methods

[0030] The present invention is further described below in conjunction with specific embodiments. However, the protection scope of the present invention is not limited thereto:

[0031] A device for trimming burrs at the edges of holes in RFID silicone rubber flexible tags, comprising a device body 1, a bottom bracket 3, a bottom bracket support plate 5, a top bracket support plate 8, and a top bracket 11; a mounting groove is provided on the device body 1, the bottom bracket 3 is fixed to the bottom of the mounting groove of the device body 1; the top bracket support plate 8 is located above the bottom bracket support plate 5.

[0032] Four lower top feet 6 are fixed on the bottom support 3, and the four lower top feet 6 are arranged and fixed at the four corners of the bottom support 3; bottom support plate through holes are arranged at the four corners of the bottom support support plate 5, and the four bottom support plate through holes correspond to the four lower top feet 6, and the four bottom support plate through holes are sleeved on the four lower top feet 6, and the four lower top feet 6 between the bottom support plate 5 and the bottom support 3 are all sleeved with bottom support springs 4; the bottom end of the bottom support spring 4 is fixed to the bottom support 3, and the top end is fixed to the bottom support support plate 5, and the bottom support plate 5 is supported on the four bottom support springs 4.

[0033] Tension spring limit columns 13 are fixed to the top of both sides of the installation groove of the device body 1; a slide groove along the height direction of the tension spring limit column 13 is arranged on the tension spring limit column 13; a limit slider 15 is arranged on both sides of the top support 11, and the limit slider 15 matches the slide groove on the tension spring limit column 13, and the limit slider 15 is installed on the slide groove, and the limit slider 15 can slide up and down along the slide groove; a tension spring fixing seat is arranged on the upper part of the tension spring limit column 13, and a tension spring 14 is arranged between the tension spring fixing seat and the limit slider 15, and the upper end of the tension spring 14 is fixed to the tension spring fixing seat, and the lower end is fixed to the limit slider 15.

[0034] An upper top knife 9 is arranged at the four corners on the lower side of the top support 11, and the top support support plate 8 is located at the lower side of the top support 11. The four corners of the top support support plate 8 are provided with a top support support plate through-hole, and the four top support support plate through-holes correspond to the four upper top knives 9 one by one. The top support plate through-holes are sleeved on the corresponding upper top knives 9, and a top support spring 10 is sleeved on the upper top knife 9 between the top support 11 and the top support plate 8, and the upper end of the top support spring 10 is fixed to the top support 11, and the lower end is fixed to the top support support plate 8.

[0035] A tension spring limit column threaded through hole is opened on the tension spring limit column 13, a tension spring limit column fixing threaded hole is set on the top of the device body 1, and a bolt 12 is also set. The bolt 12 is screwed into the tension spring limit column threaded through hole and the tension spring limit column fixing threaded hole in sequence and tightened and fixed, so that the tension spring limit column 13 is fixed to the top of the device body 1.

[0036] Furthermore, the bolt 12 is a hexagon socket bolt. An air vent 2 is provided on the device body 1, the air vent 2 is connected to the mounting groove on the device body 1, and the air vent 2 is externally connected to an air vent device.

[0037] The left side, right side and rear side of the device body 1 are provided with air exhaust ports 2. In the specific setting, one air exhaust port can be provided on the left side and right side of the device body respectively, and two air exhaust ports can be provided on the rear side of the device body.

[0038] When used, the following steps are included:

[0039] Step 1), placing the RFID silicone rubber flexible tag 7 whose burrs at the edge of the hole need to be trimmed on the bottom support plate 5;

[0040] Step 2), press down the top support plate 8, and while the top support plate 8 moves downward, the top support 11 is pulled downward by the top support spring 10, and the limit sliders 15 on both sides of the top support plate 8 slide downward along the slide grooves on the tension spring limit column 13, and the tension spring 14 is stretched;

[0041] Step 3), the top support plate 8 moves downward to press the RFID silicone rubber flexible tag 7 on the bottom support plate 5, and at the same time, the four top knives 9 on the top support 11 correspond to the holes to be trimmed at the four corners of the RFID silicone rubber flexible tag 7; the four top knives 9 pass through the corresponding holes to be trimmed at the four corners of the RFID silicone rubber flexible tag 7, and contact the four bottom top feet 6 respectively;

[0042] Step 4), continue to press down the top support plate 8, the bottom support plate 5 compresses the bottom support spring 4, the bottom support plate 5 moves down along the lower top foot 6 through the bottom support plate perforation, and the upper end of the lower top foot 6 sequentially passes through the bottom support plate perforation of the bottom support plate 5 and the RFID silicone rubber flexible tag 7 to be trimmed holes, and the excess flash in the hole is cut off by the lower top foot 6 and the upper top knife 9, and the cut excess flash is ejected from the trimming hole by the lower top foot 6;

[0043] Step 5), after the excess flash is pushed out from the trimming hole, the downward pressure on the top support plate 8 is released, and the bottom support spring 4 is reset to drive the bottom support plate 5 to move upward; the top support spring 10 is reset to drive the top support plate 8 to move upward; the tension spring 14 is reset to pull the limit slider 15 to move upward along the slide groove, so that the top support 11 moves up and resets; at this time, the top support plate 8 and the bottom support plate 5 are separated, and the RFID silicone rubber flexible tag 7 after the excess flash is pushed out from the trimming hole is taken out from the bottom support plate 5.

[0044] An exhaust port 2 is provided on the device body 1, and the exhaust port 2 is connected to the installation groove on the device body 1. The exhaust port 2 is connected to an exhaust device through an exhaust duct. When the exhaust device is started, the excess burrs pushed out from the trimming hole in step 4) can be extracted through the exhaust port 2, the exhaust duct and the exhaust device.

[0045] In the present invention, a notch can be provided in the jacking support 11, and external pressure (manual, electric, or pneumatic) directly acts on the jacking support plate 8 through the notch of the jacking support 11, forcing the jacking support plate 8 to drive the jacking support 11 and the upper jacking knife 9 to move downward. The upper jacking knife 9 passes through the upper part of the hole of the RFID silicone rubber flexible tag 7, cuts into the burr at the lower part of the hole, and gradually contacts the lower jacking foot 6.

[0046] Continue to apply downward pressure, the top support plate 8 contacts the RFID silicone rubber flexible tag 7, and presses the bottom support plate 5 to move downward together. Until the flash edge of the lower edge of the hole of the RFID silicone rubber flexible tag 7 and the RFID silicone rubber flexible tag 7 are separated.

[0047] The external pressure gradually disappears upward, and each workpiece returns to its initial position under the contraction and extension of the spring. That is, the pressure on the top support plate 8 is released, and the bottom support spring 4 is reset to drive the bottom support plate 5 to move upward; the top support spring 10 is reset to drive the top support plate 8 to move upward; the tension spring 14 is reset, and the limit slider 15 is pulled up along the slide slot, so that the top support 11 moves up and resets; at this time, the top support plate 8 and the bottom support plate 5 are separated, and the RFID silicone rubber flexible tag 7 after the excess flash is ejected from the trimming hole is removed from the bottom support plate 5. The flash is sucked away by the airflow of the exhaust port 2 of the device body 1 and discharged. Finally, the RFID silicone rubber flexible tag 7 can be removed.

Claims

1. A device for trimming the burrs on the edges of holes of RFID silicone rubber flexible tags, characterized by: The device comprises a device body (1), a bottom bracket (3), a bottom bracket support plate (5), a top bracket support plate (8), and a top bracket (11); the device body (1) is provided with a mounting groove, the bottom bracket (3) is fixed to the bottom of the mounting groove of the device body (1); the top bracket support plate (8) is located above the bottom bracket support plate (5); Four lower top feet (6) are fixed on the bottom bracket (3), and the four lower top feet (6) are arranged and fixed at the four corners of the bottom bracket (3); the bottom bracket support plate (5) is provided with bottom bracket support plate through holes at the four corners, the four bottom bracket support plate through holes correspond to the four lower top feet (6), the four bottom bracket support plate through holes are sleeved on the four lower top feet (6), and the four lower top feet (6) between the bottom bracket support plate (5) and the bottom bracket (3) are sleeved with bottom bracket springs (4); the bottom end of the bottom bracket spring (4) is fixed to the bottom bracket (3), and the top end is fixed to the bottom bracket support plate (5), and the bottom bracket support plate (5) is supported on the four bottom bracket springs (4); Tension spring limit columns (13) are fixed to the tops of both sides of the installation groove of the device body (1); and a slide groove is provided on the tension spring limit column (13) along the height direction of the tension spring limit column (13); Limiting slide blocks (15) are provided on both sides of the top support (11), the limiting slide blocks (15) match the slide grooves on the tension spring limiting column (13), the limiting slide blocks (15) are installed on the slide grooves, and the limiting slide blocks (15) can slide up and down along the slide grooves; a tension spring fixing seat is provided on the upper part of the tension spring limiting column (13), a tension spring (14) is provided between the tension spring fixing seat and the limiting slide block (15), the upper end of the tension spring (14) is fixed to the tension spring fixing seat, and the lower end is fixed to the limiting slide block (15); The four corners of the lower side of the top support (11) are each provided with an upper top knife (9), the top support support plate (8) is located at the lower side of the top support (11), and the four corners of the top support support plate (8) are each provided with a top support plate through hole, the four top support plate through holes are matched with the four upper top knives (9) in a one-to-one correspondence, the top support plate through holes are sleeved on the corresponding upper top knives (9), and a top support spring (10) is sleeved on the upper top knife (9) between the top support (11) and the top support support plate (8), the upper end of the top support spring (10) is fixed to the top support (11), and the lower end is fixed to the top support support plate (8).

2. The device for trimming burrs at the edge of a hole of a RFID silicone rubber flexible tag according to claim 1, characterized in that: The tension spring limiting column (13) is provided with a tension spring limiting column threaded through hole, the top of the device body (1) is provided with a tension spring limiting column fixing threaded hole, and a bolt (12) is also provided, the bolt (12) is screwed into the tension spring limiting column threaded through hole and the tension spring limiting column fixing threaded hole in sequence and is tightened and fixed, so that the tension spring limiting column (13) is fixed to the top of the device body (1).

3. The device for trimming burrs at the edge of a hole of a RFID silicone rubber flexible tag according to claim 2, characterized in that: The bolt (12) is a hexagon socket bolt.

4. The device for trimming burrs at the edge of a hole of a RFID silicone rubber flexible tag according to claim 1, characterized in that: The device body (1) is provided with an air exhaust port (2), the air exhaust port (2) is connected to a mounting groove on the device body (1), and the air exhaust port (2) is externally connected to an air exhaust device.

5. The device for trimming burrs at the edge of a hole of a RFID silicone rubber flexible tag according to claim 4, characterized in that: The left side, right side and rear side of the device body (1) are all provided with air exhaust ports (2).

6. A method for trimming the burr edges of holes on RFID silicone rubber flexible tags using a device for trimming the burrs on the edges of holes on RFID silicone rubber flexible tags as described in any one of claims 1 to 3, characterized in that: The following steps are involved: Step 1), placing the RFID silicone rubber flexible tag (7) whose burrs at the edge of the hole need to be trimmed on the bottom support plate (5); Step 2), the top support plate (8) is pressed downward, and while the top support plate (8) moves downward, the top support (11) is pulled downward by the top support spring (10), and the limit sliders (15) on both sides of the top support plate (8) slide downward along the slide grooves on the tension spring limit column (13), and the tension spring (14) is stretched at the same time; Step 3), the top support plate (8) moves downward to press the RFID silicone rubber flexible tag (7) on the bottom support plate (5), and at the same time, the four upper top knives (9) on the top support (11) correspond to the holes to be trimmed at the four corners of the RFID silicone rubber flexible tag (7); the four upper top knives (9) pass through the corresponding holes to be trimmed at the four corners of the RFID silicone rubber flexible tag (7) and contact the four lower top feet (6) respectively; Step 4), continue to press down the top support plate (8), the bottom support plate (5) compresses the bottom support spring (4), the bottom support plate (5) moves downward along the lower top foot (6) through the bottom support plate perforation, the upper end of the lower top foot (6) sequentially passes through the bottom support plate perforation of the bottom support plate (5), the RFID silicone rubber flexible tag (7) to be trimmed hole, the excess flash in the hole is cut off by the lower top foot (6) and the upper top knife (9), and the cut excess flash is ejected from the trimming hole by the lower top foot (6); Step 5), after the excess flash is ejected from the trimming hole, the downward pressure on the top support plate (8) is released, the bottom support spring (4) is reset, driving the bottom support plate (5) to move upward; the top support spring (10) is reset, driving the top support plate (8) to move upward; the tension spring (14) is reset, pulling the limit slider (15) to move upward along the slide groove, so that the top support (11) moves upward and resets; at this time, the top support plate (8) and the bottom support plate (5) are separated, and the RFID silicone rubber flexible tag (7) after the excess flash is ejected from the trimming hole is removed from the bottom support plate (5).

7. The method according to claim 6, characterized in that: The device body (1) is provided with an air exhaust port (2), the air exhaust port (2) is connected to the installation groove on the device body (1), and the air exhaust port (2) is connected to an external air exhaust device via an air exhaust duct. When the air exhaust device is started, the excess burrs that are ejected from the trimming hole in step 4) can be extracted through the air exhaust port (2), the air exhaust duct, and the air exhaust device.

8. The method according to claim 7, characterized in that: The left side, right side and rear side of the device body (1) are all provided with air exhaust ports (2).

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