Pin detection device for integrated circuit production

Abstract

The invention provides a pin detection device for integrated circuit production, and relates to the technical field of integrated chip pin detection, the pin detection device comprises a device workbench and a chip detection pin power supply jig, the middle of the device workbench is provided with a separation interval groove, and the inner side of an integrated chip dial-off table is fixedly provided with a chip dial-off rotary table; according to the invention, the chips are pushed to the upper part of the integrated chip poking and separating table one by one through the chip feeding groove, the chip limiting side plate is used for limiting the pins of the chips from entering the integrated chip poking and separating table in front, and then the poking and separating rod servo motor is driven to drive the chip poking and separating rod at the upper end to poke one side adjacent to the pins of the chips to move to the chip detection pin power supply jig; at the moment, the moving state of the chip is that the adjacent side of the pin moves forwards, then detection is carried out through the chip detection pin power supply jig, connection detection is carried out on the pin of the chip in a clamping mode, detection damage to the chip is very small, and connection is convenient.

Description

Technical Field

[0001] The invention relates to the technical field of integrated chip pin detection, in particular to a pin detection device for integrated circuit production. Background Art

[0002] Pins, also known as tube pins, are called Pins in English. They are the connections between the internal circuit of the integrated circuit (chip) and the peripheral circuit. All the pins constitute the interface of the chip. The chips on the integrated circuit also need to be tested before leaving the factory, such as the device and detection control method for facilitating the detection of electrical components with pins with application number CN201510789833.5. In the specific implementation of the above technical solution, the detection of chip pins is carried out by moving the sleeve up and down. When this method is connected to the sleeve, if the positioning or the pin itself is offset, it will cause the pin to be crushed when the sleeve is pressed down, and even cause the entire chip to shift, causing irreparable damage to the chip. Summary of the invention

[0003] In view of the deficiencies of the prior art, the present invention provides a pin detection device for integrated circuit production, which solves the problems raised in the background technology.

[0004] To achieve the above objectives, the present invention is implemented through the following technical solutions: a pin detection device for integrated circuit production, comprising a device workbench and a chip detection pin power supply fixture, a separation spacing groove is provided in the middle of the device workbench, an integrated chip shifting table is integrally provided in the middle of the device workbench and at both ends of the separation spacing groove, and a chip shifting turntable is fixedly installed inside the integrated chip shifting table; Chip detection pin power supply fixtures are fixedly installed on both sides of the upper end of the device workbench, and equipment support columns are fixedly installed at the four corners of the lower end of the device workbench.

[0005] Preferably, a chip shifting rod shaft is rotatably mounted in the middle of the chip shifting turntable, and a chip shifting rod is integrally provided on the side of the chip shifting rod shaft.

[0006] Preferably, a shifting rod servo motor is fixedly mounted on the lower end of the chip shifting turntable, and the output shaft of the shifting rod servo motor is coaxially fixedly connected to the chip shifting rod shaft.

[0007] Preferably, a chip feed slot is integrally provided at the outer end of the integrated chip selection platform, and chip limiting side plates are fixedly installed on both sides of the upper end surface of the chip feed slot.

[0008] Preferably, the chip detection pin power supply fixture includes: a power supply fixture bottom case, a feed tape rotating shaft, a chip feed tape, a power supply gantry extension arm, a power supply gantry, a chip fixing and pressing cylinder, a power supply connection substrate, a first pin connection adjustment cylinder, a connector frame rear seat, a pin connector frame, a second pin connection adjustment cylinder, a pin connector group, a pin insulating sheet, a vision calibration groove, and a vision calibration camera; The power supply fixture bottom case is fixedly installed on the upper surface of the device workbench. The feed tape rotating shaft is rotatably installed in the power supply fixture bottom case. The chip feed tape is rotatably sleeved on the feed tape rotating shaft. Power supply gantry extension arms are fixedly installed on both sides of the power supply fixture bottom case. The power supply gantry is fixedly installed on the power supply gantry extension arms. The chip fixing and pressing cylinder is fixedly installed at the lower end of the power supply gantry; The output end of the chip fixing and pressing cylinder is fixedly installed with a power supply connection substrate. Pin insulating sheets are fixedly installed at both ends of the power supply connection substrate. A vision calibration groove is opened at the lower end of the power supply connection substrate. The vision calibration camera is fixedly installed in the vision calibration groove; First pin connection adjustment cylinders are fixedly installed on the inner walls of both sides of the power supply gantry. The output end of the first pin connection adjustment cylinder is fixedly installed with a connector frame rear seat. The pin connector frame is fixedly installed at the inner end of the connector frame rear seat. The second pin connection adjustment cylinder is fixedly installed at the upper end of the pin connector frame. The pin connector group is fixedly installed at the output end of the second pin connection adjustment cylinder and inside the pin connector frame.

[0009] Preferably, a power supply detection wire groove is fixedly installed at the upper end of the power supply gantry. A chip transmission data cable is arranged in the power supply detection wire groove and is connected to the pin connector group; A detection indicator light is fixedly installed in the middle of the power supply detection wire groove.

[0010] Preferably, a heat dissipation fan base is fixedly installed on the side of the chip fixing and pressing cylinder. A heat dissipation fan outer frame is fixedly installed at the front end of the heat dissipation fan base. A heat dissipation fan is arranged inside the heat dissipation fan outer frame.

[0011] Preferably, side heat dissipation air inlet holes are opened on both sides of the chip fixing and pressing cylinder.

[0012] Preferably, the pin connector group includes: a pin clamping cylinder, a push rod limiting housing, an adjusting limiting rubber ring, a lifting adjustment connecting seat, a pin connection groove side plate, a pin connection groove, a pin connection plate, a pin connection elastic sheet partition, a pin connection elastic sheet, and a connecting plate push rod; The front end of the pin clamping cylinder is integrally provided with a push rod limiting housing, an adjustment limiting rubber ring is fixedly installed on the upper end of the push rod limiting housing, and a lifting adjustment connecting seat is fixedly installed in the middle of the adjustment limiting rubber ring; The front ends of the push rod limiting housing are integrally provided with pin connection slot side plates, a pin connection slot is provided between the pin connection slot side plates, and a connecting plate push rod is provided in the pin connection slot to slide through the push rod limiting housing; The front end of the connecting plate push rod is connected to a pin connecting plate, and the front end of the pin connecting plate is integrally provided with a plurality of pin connecting spring sheet partitions, and pin connecting spring sheets are provided between the pin connecting spring sheet partitions.

[0013] Preferably, the pin connection spring is connected to the chip transmission data line, and the connection plate push rod is fixedly connected to the output end of the pin clamping cylinder.

[0014] The present invention provides a pin detection device for integrated circuit production, which has the following beneficial effects: (1) The present invention pushes the chips one by one through the chip feed slot onto the top of the integrated chip shifting table, and limits the chip to enter with the pin end in front through the chip limiting side plate, and then drives the shifting rod servo motor to drive the upper chip shifting rod to shift the side adjacent to the chip pins, and move it to the chip detection pin power supply fixture. At this time, the chip moves in the forward direction with the side adjacent to the pins, and then is tested by the chip detection pin power supply fixture. It performs connection test on the chip pins by clamping, which causes little damage to the chip detection and is convenient for connection; (2) The present invention rotates the chip feeding belt shaft to drive the chip feeding belt to move the chip to the bottom of the chip fixing downward pressing cylinder, and performs visual calibration through a visual calibration camera. Then, the chip fixing downward pressing cylinder is started to press the chip downward and fix it in place through the power supply connection substrate. The second pin connection adjustment cylinder is first started to adjust the height of the pin connector group, and then the first pin connection adjustment cylinders on both sides are started to push the front pin connector group forward. (3) The present invention starts the pin clamping cylinder to slowly push the pin connection plate forward, and connects the pin connection spring in the pin connection spring partition at the front end of the pin connection plate to the pin of the chip. When the chip pin and the internal connection structure are qualified, the connection signal is transmitted through the chip transmission data line and the detection indicator light is lit, so that the detection of the pin can be completed conveniently and the pin can be prevented from being crushed. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a structural schematic diagram of another perspective of the present invention; Figure 3 It is a schematic structural diagram of the first perspective of the power supply fixture for chip detection pins in the present invention; Figure 4 It is a schematic structural diagram of the second perspective of the power supply fixture for chip detection pins in the present invention; Figure 5 It is a schematic side view structural diagram of the power supply fixture for chip detection pins in the present invention; Figure 6 For the present invention Figure 5 Schematic cross-sectional structural diagram of line a-a in; Figure 7 It is a schematic structural diagram of the pin connector group in the present invention; Figure 8 It is a schematic side view structural diagram of the pin connector group in the present invention; Figure 9 For the present invention Figure 8 Schematic cross-sectional structural diagram of line b-b in.

[0016] Among them, 1. Device workbench; 2. Integrated chip dialing table; 3. Separation interval groove; 4. Power supply fixture for chip detection pins; 401. Bottom shell of the power supply fixture; 402. Feeding belt rotating shaft; 403. Chip feeding belt; 404. Extended arm of the power supply gantry; 405. Power supply gantry; 406. Power supply detection wire groove; 407. Detection indicator light; 408. Chip fixing and pressing cylinder; 409. Power supply connection substrate; 410. First pin connection adjustment cylinder; 411. Rear seat of the connector frame; 412. Outer frame of the cooling fan; 413. Pin connector frame; 414. Second pin connection adjustment cylinder; 415. Pin connector group; 4151. Pin clamping cylinder; 4152. Push rod limit housing; 4153. Adjustment limit rubber ring; 4154. Lifting adjustment connection seat; 4155. Side plate of the pin connection groove; 4156. Pin connection groove; 4157. Pin connection plate; 4158. Pin connection elastic sheet partition; 4159. Pin connection elastic sheet; 41510. Connecting plate push rod; 416. Cooling fan base; 417. Cooling fan; 418. Side cooling air inlet hole; 419. Pin insulating sheet; 420. Chip transmission data line; 421. Visual calibration groove; 422. Visual calibration camera; 5. Chip limit side plate; 6. Chip feeding groove; 7. Equipment support column; 8. Chip dialing turntable; 9. Chip dialing rod shaft; 10. Chip dialing rod; 11. Dialing rod servo motor. Detailed implementation manners

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0018] like Figures 1 to 2 As shown, an embodiment of the present invention provides a pin detection device for integrated circuit production, including a device workbench 1 and a chip detection pin power supply fixture 4, a separation spacing groove 3 is opened in the middle of the device workbench 1, an integrated chip shifting platform 2 is integrally arranged in the middle of the device workbench 1 and at both ends of the separation spacing groove 3, and a chip shifting turntable 8 is fixedly installed on the inner side of the integrated chip shifting platform 2; chip detection pin power supply fixtures 4 are fixedly installed on both sides of the upper end of the device workbench 1, and equipment support columns 7 are fixedly installed at the four corners of the lower end of the device workbench 1, a chip shifting rod shaft 9 is rotatably installed in the middle of the chip shifting turntable 8, a chip shifting rod 10 is integrally arranged on the side of the chip shifting rod shaft 9, a shifting rod servo motor 11 is fixedly installed at the lower end of the chip shifting turntable 8, and the output shaft of the shifting rod servo motor 11 is coaxially fixedly connected with the chip shifting rod shaft 9, a chip feed slot 6 is integrally arranged at the outer end of the integrated chip shifting platform 2, and chip limiting side plates 5 are fixedly installed on both sides of the upper end surface of the chip feed slot 6.

[0019] In the above technical scheme, the chips are pushed one by one through the chip feed slot 6 to the top of the integrated chip shifting table 2, and the chip limiting side plate 5 is used to limit the chip to enter with the pin end in front, and then the shifting rod servo motor 11 is driven to drive the upper chip shifting rod 10 to shift the side adjacent to the chip pin and move it to the chip detection pin power supply fixture 4. At this time, the moving state of the chip is that it moves in the forward direction with the side adjacent to the pin, and then it is detected by the chip detection pin power supply fixture 4, which performs connection detection on the chip pins by clamping, which causes little damage to the chip detection and is convenient for connection.

[0020] like Figure 1 , Figures 3 to 6As shown in the figure, the chip detection pin power supply fixture 4 includes: a power supply fixture bottom case 401, a feed tape rotating shaft 402, a chip feed tape 403, a power supply gantry extension arm 404, a power supply gantry 405, a chip fixing and pressing cylinder 408, a power supply connection substrate 409, a first pin connection adjustment cylinder 410, a connector frame rear seat 411, a pin connector frame 413, a second pin connection adjustment cylinder 414, a pin connector group 415, a pin insulating sheet 419, a vision calibration groove 421, and a vision calibration camera 422; the power supply fixture bottom case 401 is fixedly installed on the upper surface of the device workbench 1, the feed tape rotating shaft 402 is rotatably installed in the power supply fixture bottom case 401, the chip feed tape 403 is rotatably sleeved on the feed tape rotating shaft 402, power supply gantry extension arms 404 are fixedly installed on both sides of the power supply fixture bottom case 401, the power supply gantry 405 is fixedly installed on the power supply gantry extension arms 404, and the chip fixing and pressing cylinder 408 is fixedly installed at the lower end of the power supply gantry 405; a power supply connection substrate 409 is fixedly installed on the output end of the chip fixing and pressing cylinder 408, pin insulating sheets 419 are fixedly installed at both ends of the power supply connection substrate 409, a vision calibration groove 421 is opened at the lower end of the power supply connection substrate 409, and the vision calibration camera 422 is fixedly installed in the vision calibration groove 421; first pin connection adjustment cylinders 410 are fixedly installed on the inner walls of both sides of the power supply gantry 405, a connector frame rear seat 411 is fixedly installed on the output end of the first pin connection adjustment cylinder 410, a pin connector frame 413 is fixedly installed at the inner end of the connector frame rear seat 411, a second pin connection adjustment cylinder 414 is fixedly installed at the upper end of the pin connector frame 413, and a pin connector group 415 is fixedly installed at the output end of the second pin connection adjustment cylinder 414 and located inside the pin connector frame 413. A power supply detection wire groove 406 is fixedly installed at the upper end of the power supply gantry 405, a chip transmission data line 420 is arranged in the power supply detection wire groove 406 and is connected to the pin connector group 415; a detection indicator light 407 is fixedly installed in the middle of the power supply detection wire groove 406, a heat dissipation fan base 416 is fixedly installed on the side of the chip fixing and pressing cylinder 408, a heat dissipation fan outer frame 412 is fixedly installed at the front end of the heat dissipation fan base 416, a heat dissipation fan 417 is arranged in the heat dissipation fan outer frame 412, and side heat dissipation air inlet holes 418 are opened on both sides of the chip fixing and pressing cylinder 408.

[0021] In the above technical solution, the chip is rotated by the feed tape rotating shaft 402, driving the chip feed tape 403 to move the chip to directly below the chip fixing and pressing cylinder 408, and visual calibration is performed by the vision calibration camera 422. Subsequently, the chip fixing and pressing cylinder 408 is activated to press and fix the chip in place through the power supply connection substrate 409. First, the second pin connection adjustment cylinder 414 is activated to adjust the height of the pin connection head group 415, and then the first pin connection adjustment cylinders 410 on both sides are activated to push the front pin connection head group 415 forward.

[0022] As Figure 4 , Figure 7 , Figure 8 shown, the pin connection head group 415 includes: a pin clamping cylinder 4151, a push rod limit housing 4152, an adjustment limit rubber ring 4153, a lifting adjustment connection seat 4154, a pin connection groove side plate 4155, a pin connection groove 4156, a pin connection plate 4157, a pin connection elastic sheet partition 4158, a pin connection elastic sheet 4159, and a connection plate push rod 41510; the front end of the pin clamping cylinder 4151 is integrally provided with a push rod limit housing 4152, the upper end of the push rod limit housing 4152 is fixedly installed with an adjustment limit rubber ring 4153, and the lifting adjustment connection seat 4154 is fixedly installed in the middle of the adjustment limit rubber ring 4153; the two sides of the front end of the push rod limit housing 4152 are integrally provided with pin connection groove side plates 4155, a pin connection groove 4156 is provided between the pin connection groove side plates 4155, and a connection plate push rod 41510 slides through the push rod limit housing 4152 in the pin connection groove 4156; the front end of the connection plate push rod 41510 is connected to a pin connection plate 4157, several pin connection elastic sheet partitions 4158 are integrally provided at the front end of the pin connection plate 4157, a pin connection elastic sheet 4159 is provided between the pin connection elastic sheet partitions 4158, the pin connection elastic sheet 4159 is connected to the chip transmission data line 420, and the connection plate push rod 41510 is fixedly connected to the output end of the pin clamping cylinder 4151.

[0023] In the above technical solution, by activating the pin clamping cylinder 4151 to slowly push the pin connection plate 4157 forward, and connecting the pin connection elastic sheet 4159 within the intervals of the pin connection elastic sheet partitions 4158 at the front end of the pin connection plate 4157 to the pins of the chip. When the chip pins and the internal connection structure are qualified, a communication signal is transmitted through the chip transmission data line 420, and the detection indicator light 407 is lit, so that the detection of the pins can be conveniently completed and the pins can be prevented from being damaged.

[0024] Working principle: The present invention pushes the chips one by one through the chip feed slot 6 onto the top of the integrated chip shifting table 2, and limits the chip to enter with the pin end in front through the chip limiting side plate 5, and then drives the shifting rod servo motor 11 to drive the chip shifting rod 10 at the upper end to shift the side adjacent to the chip pins, and move it to the chip detection pin power supply fixture 4. At this time, the moving state of the chip is that it moves in the forward direction with the side adjacent to the pins, and then it is detected by the chip detection pin power supply fixture 4. It performs connection detection on the pins of the chip by clamping, which has little damage to the chip detection and is convenient for connection; The chip is fed by the rotating shaft 402, which drives the chip feeding belt 403 to move the chip to the position directly below the chip fixing pressing cylinder 408, and the visual calibration camera 422 is used for visual calibration. Then, the chip fixing pressing cylinder 408 is started to press the chip down and fix it in place through the power supply connection substrate 409, and the second pin connection adjustment cylinder 414 is started to adjust the height of the pin connector group 415, and then the first pin connection adjustment cylinders 410 on both sides are started to push the front pin connector group 415 forward. Among them, the pin clamping cylinder 4151 is started to slowly push the pin connecting plate 4157 forward, and the pin connecting spring 4159 in the interval of the pin connecting spring partition 4158 at the front end of the pin connecting plate 4157 is connected to the pin of the chip. When the chip pin and the internal connection structure are qualified, the connection signal is transmitted through the chip transmission data line 420, and the detection indicator light 407 is lit, so that the detection of the pin can be completed conveniently and the pin can be prevented from being crushed.

[0025] Obviously, the above embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not limitations on the implementation methods of the present invention. For ordinary technicians in the relevant field, other different forms of changes or modifications can be made on the basis of the above description. It is impossible to list all the implementation methods here. All obvious changes or modifications derived from the technical solution of the present invention are still within the protection scope of the present invention.

Claims

1. A pin detection device for integrated circuit production, comprising a device workbench (1) and a chip detection pin power supply fixture (4), characterized in that: A separation spacing groove (3) is provided in the middle of the device workbench (1); an integrated chip shifting platform (2) is integrally provided in the middle of the device workbench (1) and at both ends of the separation spacing groove (3); a chip shifting turntable (8) is fixedly installed inside the integrated chip shifting platform (2); Chip detection pin power supply fixtures (4) are fixedly mounted on both sides of the upper end of the device workbench (1), and equipment support columns (7) are fixedly mounted at the four corners of the lower end of the device workbench (1).

2. The pin detection device for integrated circuit production according to claim 1, characterized in that: A chip shifting rod shaft (9) is rotatably mounted in the middle of the chip shifting turntable (8), and a chip shifting rod (10) is integrally arranged on the side of the chip shifting rod shaft (9).

3. The pin detection device for integrated circuit production according to claim 2, characterized in that: A shifting rod servo motor (11) is fixedly mounted on the lower end of the chip shifting turntable (8), and the output shaft of the shifting rod servo motor (11) is coaxially fixedly connected to the chip shifting rod shaft (9).

4. The pin detection device for integrated circuit production according to claim 3, characterized in that: The outer end of the integrated chip selection platform (2) is integrally provided with a chip feed slot (6), and chip limiting side plates (5) are fixedly mounted on both sides of the upper end surface of the chip feed slot (6).

5. The pin detection device for integrated circuit production according to claim 4, characterized in that: The chip detection pin power supply fixture (4) comprises: a power supply fixture bottom shell (401), a power supply connection substrate (409), a first pin connection adjustment cylinder (410), a connector frame back seat (411), a pin connector frame (413), a second pin connection adjustment cylinder (414), a pin connector group (415), and a visual calibration camera (422); The power supply fixture bottom shell (401) is fixedly mounted on the upper surface of the device workbench (1); a feed belt rotating shaft (402) is rotatably mounted in the power supply fixture bottom shell (401); a chip feed belt (403) is rotatably sleeved on the feed belt rotating shaft (402); power supply gantry extension arms (404) are fixedly mounted on both sides of the power supply fixture bottom shell (401); a power supply gantry (405) is fixedly mounted on the power supply gantry extension arms (404); and a chip fixing downward pressure cylinder (408) is fixedly mounted at the lower end of the power supply gantry (405); A power supply connection substrate (409) is fixedly mounted on the output end of the chip fixing downward pressure cylinder (408), pin insulation sheets (419) are fixedly mounted on both ends of the power supply connection substrate (409), a visual calibration groove (421) is opened at the lower end of the power supply connection substrate (409), and a visual calibration camera (422) is fixedly mounted in the visual calibration groove (421); A first pin connection adjustment cylinder (410) is fixedly mounted on the inner walls on both sides of the power supply gantry (405); a connector frame rear seat (411) is fixedly mounted on the output end of the first pin connection adjustment cylinder (410); a pin connector frame (413) is fixedly mounted on the inner end of the connector frame rear seat (411); a second pin connection adjustment cylinder (414) is fixedly mounted on the upper end of the pin connector frame (413); and a pin connector group (415) is fixedly mounted on the output end of the second pin connection adjustment cylinder (414) and located inside the pin connector frame (413).

6. The pin detection device for integrated circuit production according to claim 5, characterized in that: A power supply detection wire groove (406) is fixedly mounted on the upper end of the power supply gantry (405), and a chip transmission data line (420) is arranged in the power supply detection wire groove (406) and is connected to the pin connector group (415); A detection indicator light (407) is fixedly mounted in the middle of the power supply detection wire groove (406).

7. The pin detection device for integrated circuit production according to claim 6, characterized in that: A cooling fan base (416) is fixedly mounted on the side of the chip fixing downward pressing cylinder (408), a cooling fan outer frame (412) is fixedly mounted on the front end of the cooling fan base (416), and a cooling fan (417) is arranged inside the cooling fan outer frame (412).

8. The pin detection device for integrated circuit production according to claim 7, characterized in that: Side heat dissipation air inlet holes (418) are provided on both sides of the chip fixing downward pressing cylinder (408).

9. The pin detection device for integrated circuit production according to claim 8, characterized in that: The pin connector assembly (415) comprises: a pin clamping cylinder (4151), a push rod limiting housing (4152), an adjustment limiting rubber ring (4153), a lifting adjustment connecting seat (4154), a pin connecting slot side plate (4155), a pin connecting slot (4156), a pin connecting plate (4157), a pin connecting spring sheet partition (4158), a pin connecting spring sheet (4159), and a connecting plate push rod (41510); The front end of the pin clamping cylinder (4151) is integrally provided with a push rod limiting housing (4152), the upper end of the push rod limiting housing (4152) is fixedly installed with an adjustment limiting rubber ring (4153), and the middle of the adjustment limiting rubber ring (4153) is fixedly installed with a lifting adjustment connecting seat (4154); The front ends of the push rod limiting housing (4152) are integrally provided with pin connection slot side plates (4155), a pin connection slot (4156) is provided between the pin connection slot side plates (4155), and a connecting plate push rod (41510) is provided in the pin connection slot (4156) and slides through the push rod limiting housing (4152); The front end of the connecting plate push rod (41510) is connected to a pin connecting plate (4157), and the front end of the pin connecting plate (4157) is integrally provided with a plurality of pin connecting spring sheet partitions (4158), and pin connecting spring sheets (4159) are provided between the pin connecting spring sheet partitions (4158).

10. The pin detection device for integrated circuit production according to claim 9, characterized in that: The pin connection spring (4159) is connected to the chip transmission data line (420), and the connection plate push rod (41510) is fixedly connected to the output end of the pin clamping cylinder (4151).

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