Closed pin mounting equipment for composite insulator

Abstract

The utility model relates to the technical field of insulator production equipment, in particular to closed pin mounting equipment for a composite insulator. In current production, a closed pin is installed for a composite insulator in a manual assembly mode, and the production efficiency is low. The mechanism comprises a mounting base, and a placing unit, a pin penetrating unit, a pin pulling unit, a feeding unit, a separating unit, a redirection unit and a transferring unit which are arranged on the mounting base, and the feeding unit, the separating unit, the redirection unit, the transferring unit, the pin penetrating unit, the pin pulling unit and the placing unit are all electrically connected with a main control board. Automatic installation of the closed pin for the composite insulator can be achieved through cooperation of all the units, and the closed pin installation equipment for the composite insulator has high production efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of insulator production equipment, in particular to a closed-end pin installation device for composite insulators. Background Art

[0002] Composite insulators are important insulating components commonly found in power systems, and are mainly used to support power transmission and distribution lines and transmit electricity to user terminals. Composite insulators are made of at least two insulating components, namely the core and the umbrella, and are equipped with end fittings. Composite insulators have excellent pollution flashover resistance. When used in lines, they can greatly improve the pollution flashover resistance of the lines and reduce the workload of line cleaning. They are currently widely used in power transmission and distribution networks and rail transit fields.

[0003] Usually, if Figure 1 , Figure 2 , Figure 3 As shown, a double-ear metal fitting 102 is installed at one end of the composite insulator 101, and a flat-headed cylindrical pin 103 with a hole is installed on the double-ear metal fitting 102. A tail hole 104 is provided at the lower end of the flat-headed cylindrical pin 103 for inserting a closed pin 105. The closed pin 105 is inserted into the tail hole 104, and then the two tails of the closed pin 105 are opened to complete the installation. The closed pin 105 can prevent the flat-headed cylindrical pin 103 from falling off from the double-ear metal fitting 102.

[0004] In actual production, the work of assembling the closed pin 105 on the flat-headed cylindrical pin 103 with a hole is performed by workers, and the efficiency of manual assembly is low, which leads to low overall production efficiency. Therefore, the existing closed pin installation method for composite insulators has the problem of low production efficiency. Utility Model Content

[0005] The technical problem to be solved by the utility model is to overcome the disadvantages of the prior art and provide a composite insulator closing pin installation device with higher production efficiency.

[0006] The technical solution adopted to solve the above technical problems is as follows: the utility model provides a composite insulator closing pin installation device, comprising a mounting seat and a placement unit arranged on the mounting seat for placing the composite insulator to be inserted with a pin, a double-ear hardware is installed at one end of the composite insulator, a flat-headed cylindrical pin with a hole is installed on the double-ear hardware, a tail hole for inserting the closing pin is opened at the lower end of the flat-headed cylindrical pin with a hole, and a pin insertion unit capable of inserting the closing pin into the tail hole and a pin puller unit capable of pulling open the tail of the closing pin inserted into the tail hole are respectively arranged beside the two openings of the tail hole;

[0007] The mounting seat is also provided with a loading unit capable of loading and arranging a plurality of closing pins in an orderly manner and capable of driving the plurality of closing pins to shift, a separating unit capable of separating the closing pin at the end of the loading unit, a redirecting unit capable of changing the closed pin separated out from a vertical state to an opening facing the direction of the tail hole, and a transferring unit capable of moving the redirected closing pin to the pin-piercing unit;

[0008] The feeding unit, the separation unit, the redirection unit, the transfer unit, the pin insertion unit, the pin pulling unit and the placement unit are all electrically connected to the main control panel.

[0009] As a further improvement of the present invention, the above-mentioned feeding unit includes a feeding curved plate capable of hanging multiple closing pins and a first feeding bracket and a second feeding bracket for supporting the feeding curved plate. The second feeding bracket is equipped with a vibrating member capable of vibrating the feeding curved plate to drive the closing pins to shift and arrange them neatly.

[0010] As a further improvement of the utility model, the top of the above-mentioned feeding curved plate is provided with a strip ridge, the top of the strip ridge is provided with a columnar ridge, the columnar ridge extends outwardly to form an extension section near one end of the partition unit, and the top of the extension section is provided with a limiting groove that can accommodate a closing pin and limit the movement of the closing pin.

[0011] As a further improvement of the present invention, the partition unit comprises a partition plate capable of separating the last closing pin in the feeding unit and a partition telescopic member capable of driving the partition plate to move up and down;

[0012] An inverted U-shaped hole is provided on the partition plate, which can allow the feeding unit to pass through and can block the closing pin.

[0013] As a further improvement of the present invention, the redirecting unit comprises a redirecting member capable of pushing the closing pin to rotate and capable of placing the closed pin after rotation, and a redirecting telescopic member capable of driving the redirecting member to reciprocate in the horizontal direction.

[0014] As a further improvement of the present invention, the transfer unit includes a transfer clamping member capable of clamping or loosening the closing pin and a transfer telescopic member capable of driving the transfer clamping member to move between the redirection unit and the pin-threading unit.

[0015] As a further improvement of the present invention, the above-mentioned pin insertion unit includes a clamping head capable of clamping a closed pin and a first pin insertion telescopic member capable of driving the clamping head to move in the radial direction of the tail hole of a flat-headed cylindrical pin with a hole placed in the placement unit; a second pin insertion telescopic member capable of pushing the closed pin from the clamping head into the tail hole is slidably installed on the first pin insertion telescopic member.

[0016] As a further improvement of the present invention, the above-mentioned pin pull unit comprises a pin pull telescopic member, and a ejector pin capable of pulling open the two tail portions of the closing pin is installed in front of the telescopic end of the pin pull telescopic member.

[0017] As a further improvement of the utility model, the placement unit includes a first stand and a second stand arranged in parallel, the second stand is equipped with a clamp capable of fixing a flat-headed cylindrical pin with a hole, and the tops of the first stand and the second stand are both provided with a U-shaped groove for placing the composite insulator.

[0018] As a further improvement of the present invention, the above-mentioned mounting seat is a flat table panel, and at least four brackets capable of supporting the table panel are arranged under the table panel.

[0019] The beneficial effects of the utility model are as follows: the utility model provides a composite insulator closing pin installation device with high production efficiency. The mechanism includes a mounting seat and a placement unit, a pin insertion unit, a pin pull unit, a feeding unit, a separation unit, a redirection unit and a transfer unit arranged on the mounting seat. The feeding unit, the separation unit, the redirection unit, the transfer unit, the pin insertion unit, the pin pull unit and the placement unit are all electrically connected to the main control board. Therefore, under the control of the main control board, the cooperation of each unit can realize the automatic installation of the composite insulator closing pin. The efficiency of automatic installation is higher than that of manual assembly, which can greatly improve production efficiency. At the same time, manual assembly requires a lot of manpower, which increases production costs. Automatic installation can also reduce part of the labor cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the closing pin used in the utility model;

[0021] Figure 2 It is a schematic diagram of the overall structure of the composite insulator used in the utility model;

[0022] Figure 3 It is an assembly diagram of the composite insulator and the flat-head cylindrical pin with hole used in the utility model;

[0023] Figure 4 It is a schematic diagram of the overall structure of the utility model;

[0024] Figure 5 It is a partial structural schematic diagram of the utility model;

[0025] Figure 6 It is a schematic diagram of the overall structure of the feeding unit in the utility model;

[0026] Figure 7 It is a schematic diagram of the overall structure of the feeding curved plate in the utility model;

[0027] Figure 8 yes Figure 7 A local enlarged schematic diagram of the middle A;

[0028] Fig. 9 It is an assembly diagram of the feeding unit and the separation unit in the utility model;

[0029] Fig.10 It is an assembly drawing of the feeding unit, the separation unit, the redirection unit and the transfer unit in the utility model;

[0030] Fig.11 It is an assembly diagram of the redirecting member and the redirecting telescopic member in the utility model;

[0031] Fig.12 It is an assembly drawing of the pin-penetrating unit, the pin-pulling unit and the placing unit in the utility model.

[0032] The names of the components corresponding to the marks in the above drawings are: 101, composite insulator; 102, double-ear hardware; 103, flat-head cylindrical pin with hole; 104, tail hole; 105, closed pin;

[0033] 2. Feeding unit; 201. First feeding bracket; 202. Feeding curved plate; 2021. Strip convex ridge; 2022. Columnar convex ridge; 2023. Positioning groove; 203. Second feeding bracket;

[0034] 3. Partition unit; 301. L-shaped frame; 302. Partition connecting plate; 303. Partition telescopic member; 304. Partition plate;

[0035] 4. Redirection unit; 401. Connecting plate; 402. Redirection telescopic member; 403. Redirection member; 4031. Large rounded rectangular plate; 4032. Small rounded rectangular plate; 4033. Corner-less rectangular plate; 4034. U-shaped plate;

[0036] 5. Transfer unit; 501. Transfer clamp; 502. Transfer clamp fixing plate; 503. Transfer telescopic member; 5031. Transfer telescopic member fixing plate;

[0037] 6. Pin-threading unit; 601. First pin-threading telescopic member; 602. Second pin-threading telescopic member; 603. Telescopic member mounting plate; 604. Clamping head;

[0038] 7. Pin pull unit; 701. Pin pull telescopic member; 702. Pin pull bracket;

[0039] 8. Placement unit; 801. Clamping member; 802. Placement mounting plate; 803. First stand; 804. Second stand; 805. Slide;

[0040] 9. Electrical box; 10. Table top; 11. Bracket. DETAILED DESCRIPTION

[0041] In order to make the purpose, technical solution and beneficial effects of the utility model more clear, the utility model is further described in detail below through specific implementation methods combined with the accompanying drawings.

[0042] like Figure 1 , Figure 2 , Figure 3 , Figure 4 As shown, the utility model provides a composite insulator closing pin installation device comprising a mounting seat and a placement unit 8 arranged on the mounting seat for placing a composite insulator 101 to be inserted with a pin, a double-ear metal fitting 102 is installed at one end of the composite insulator 101, a flat-headed cylindrical pin 103 with a hole is installed on the double-ear metal fitting 102, a tail hole 104 for inserting a closing pin 105 is provided at the lower end of the flat-headed cylindrical pin 103, and a pin insertion unit 6 capable of inserting the closing pin 105 into the tail hole 104 and a pin pull unit 7 capable of pulling open the tail of the closing pin 105 inserted into the tail hole 104 are respectively arranged beside the two openings of the tail hole 104. The closing pin 105 is an R-type closing pin.

[0043] The mounting seat is also provided with a loading unit 2 which can load and neatly arrange a plurality of closing pins 105 and can drive the plurality of closing pins 105 to shift, a separating unit 3 which can separate the closing pin 105 at the end of the loading unit 2, a redirecting unit 4 which can change the separately separated closing pin 105 from a vertical state to an opening facing the direction of the tail hole 104, a transfer unit 5 which can move the redirected closing pin 105 to the pin-threading unit 6, and an electrical box 9.

[0044] The mounting seat is a flat table panel 10 , and at least four brackets 11 capable of supporting the table panel 10 are arranged below the table panel 10 , and universal wheels are installed at the bottom of the brackets 11 .

[0045] like Figure 6 , Figure 7 , Figure 8 As shown, the feeding unit 2 includes a feeding curved plate 202 capable of hanging multiple closing pins 105, and a first feeding bracket 201 and a second feeding bracket 203 for supporting the feeding curved plate 202. A groove for placing the feeding curved plate 202 is opened on the top of the first feeding bracket 201, and the second feeding bracket 203 is connected to the feeding curved plate 202 through a connecting plate. The first feeding bracket 201 and the second feeding bracket 203 are both bolted to the mounting seat. The feeding curved plate 202 includes a first horizontal section, an arc section, and a second horizontal section connected in sequence; the second feeding bracket 203 is installed below the second horizontal section, and a vibrating member capable of vibrating the feeding curved plate 202 to drive the closing pins 105 to shift and arrange them neatly is installed on the second feeding bracket 203. The vibrating member is bolted to the second feeding bracket 203, and the vibrating member is a DC vibration motor.

[0046] The cross-section of the loading curved plate 202 is narrow at the top and wide at the bottom. A strip ridge 2021 is provided on the top of the loading curved plate 202. A columnar ridge 2022 is provided on the top of the strip ridge 2021. The columnar ridge 2022 extends outward from one end close to the partition unit 3 to form an extension section. A limiting groove 2023 is provided on the top of the extension section to accommodate a closing pin 105 and limit the movement of the closing pin 105.

[0047] like Fig. 9 , Fig.10 As shown, a small platform is fixedly mounted on the mounting seat, and an L-shaped stand 301 is fixedly mounted on the small platform. The partition unit 3 includes a partition plate 304 that can separate the last closing pin 105 in the feeding unit 2 and a partition telescopic member 303 that can drive the partition plate 304 to move up and down. The partition telescopic member 303 is connected to the L-shaped stand 301 through a partition connecting plate 302. The partition connecting plate 302 is bolted to the L-shaped stand 301, and the partition telescopic member 303 is bolted to the partition connecting plate 302. An inverted U-shaped hole is opened on the partition plate 304, which can allow the feeding curved plate 202 of the feeding unit 2 to pass through and can block the closing pin 105. The partition telescopic member 303 is a cylinder, and the partition plate 304 is installed on the telescopic end of the cylinder.

[0048] like Fig.10 , Fig.11 As shown, the redirecting unit 4 includes a redirecting member 403 that can push the closing pin 105 to rotate and can place the closed pin 105 after rotation, and a redirecting telescopic member 402 that can drive the redirecting member 403 to reciprocate in the horizontal direction. The redirecting telescopic member 402 is bolted to a connecting plate 401, and the connecting plate 401 is fixedly mounted on a small platform. The redirecting telescopic member 402 is a cylinder, and the redirecting member 403 is mounted on the telescopic end of the cylinder. The redirecting member 403 includes a small rounded rectangular plate 4032 and a U-shaped plate 4034 arranged in parallel. A U-shaped groove for placing the closing pin 105 after the direction is changed to a horizontal state is provided on the opposite surface of the small rounded rectangular plate 4032. The large rounded rectangular plate 4031 is vertically installed on the small rounded rectangular plate 4032. A notched rectangular plate 4033 is stacked on the side of the large rounded rectangular plate 4031 facing the U-shaped plate 4034. The notched rectangular plate 4033 can push the tail of the closing pin 105 to make the closing pin 105 rotate around the limiting groove 2023 of the extended section. As the notched rectangular plate 4033 pushes the closing pin 105 to a horizontal state, the closing pin 105 will also enter the accommodating cavity above the notched rectangular plate 4033 and between the small rounded rectangular plate 4032 and the U-shaped plate 4034.

[0049] like Fig.10As shown, the transfer unit 5 includes a transfer clamp 501 capable of clamping or loosening the closing pin 105 and a transfer telescopic member 503 capable of driving the transfer clamp 501 to move between the redirection unit 4 and the pin-threading unit 6. The transfer clamp 501 is a finger cylinder, the transfer telescopic member 503 is a cylinder, the transfer telescopic member 503 is bolted to the transfer telescopic member fixing plate 5031, and the transfer telescopic member fixing plate 5031 is fixedly installed on the small platform. The transfer clamp 501 is connected to the telescopic end of the transfer telescopic member 503 through the transfer clamp fixing plate 502, and the transfer clamp 501 is bolted to the transfer telescopic member 503. After the transfer clamp 501 clamps the closing pin 105 placed in the accommodating cavity of the redirection unit 4, it is driven by the transfer telescopic member 503 to slide toward the position of the pin-piercing unit 6. After the closing pin 105 is placed in the clamping head 604 of the pin-piercing unit 6, the transfer clamp 501 releases the closing pin 105 and is driven by the transfer telescopic member 503 to return to the side of the partition unit 3.

[0050] like Fig.12 As shown, the pin-penetrating unit 6 includes a clamping head 604 capable of clamping the closing pin 105 and a first pin-penetrating telescopic member 601 capable of driving the clamping head 604 to move in the radial direction of the tail hole 104 of the flat-headed cylindrical pin 103 with a hole placed in the placement unit 8. The clamping head 604 is provided with a hole for placing the closing pin 105. The first pin-penetrating telescopic member 601 is bolted to the telescopic member mounting plate 603, and the telescopic member mounting plate 603 is fixedly mounted on the small platform. The first pin-penetrating telescopic member 601 is slidably mounted on the There is a second telescopic pin member 602 that can push the closing pin 105 from the clamping head 604 into the tail hole 104. The second telescopic pin member 602 is installed on the first telescopic pin member 601 through a shell. The first telescopic pin member 601 and the second telescopic pin member 602 are both cylinders. One end of the shell contacts the bottom of the telescopic end of the first telescopic pin member 601. When the telescopic end of the second telescopic pin member 602 extends or retracts, the first telescopic pin member 601 can slide as the telescopic end extends or retracts.

[0051] like Figure 5 , Fig.12 As shown, the pin puller unit 7 includes a pin puller telescopic member 701, and a pin puller capable of pulling open the two tail ends of the closed pin 105 is installed in front of the telescopic end of the pin puller telescopic member 701. The pin puller telescopic member 701 is a cylinder, and the pin puller telescopic member 701 is installed on a mounting seat through a pin puller bracket 702. The pin puller telescopic member 701 is bolted to the pin puller bracket 702.

[0052] like Figure 5 , Fig.12As shown, the placement unit 8 includes a first stand 803 and a second stand 804 arranged in parallel, a clamp 801 capable of fixing a flat-headed cylindrical pin 103 with a hole is installed on the first stand 803, the clamp 801 is bolted to the first stand 803 through a placement mounting plate 802, the clamp 801 is bolted to the placement mounting plate 802, the clamp 801 is a finger cylinder, and a U-shaped groove for placing the composite insulator 101 is opened on the top of the first stand 803 and the second stand 804;

[0053] The second stand 804 is slidably mounted on the mounting seat, and the mounting seat is provided with two slide slots 805 for the second stand 804 to slide. The distance between the first stand 803 and the second stand 804 can be adjusted, and a fastener capable of fixing the second stand 804 at its position is installed at the bottom of the second stand 804. The second stand 804 can be fixed or loosened by tightening or loosening the fastener, so that the placement unit 8 can be suitable for composite insulators 101 of different sizes.

[0054] The vibrating part in the feeding unit 2, the partitioning telescopic part 303 in the partitioning unit 3, the redirecting telescopic part 402 in the redirecting unit 4, the transfer clamping part 501 and the transfer telescopic part 503 in the transfer unit 5, the first pin-penetrating telescopic part 601 and the second pin-penetrating telescopic part 602 in the pin-penetrating unit 6, the pin-pinning telescopic part 701 in the pin-pinning unit 7 and the clamping part 801 in the placement unit 8 are all electrically connected to the main control board, the main control board is arranged in the electrical box 9, and the main controller is a PLC programmable controller.

[0055] The working principle of the utility model is as follows: according to the size of the composite insulator 101 to be pinned, slide the second stand 804, and after adjusting to the appropriate position, rotate the fastener to fix the second stand 804 at this position, and place the composite insulator 101 to be pinned between the first stand 803 and the second stand 804 by manual or hoisting or mechanical arm. A plurality of closed pins 105 can be continuously hung on the feeding curved plate 202 of the feeding unit 2 by manual or mechanical arm. Under the electrical control of the main control board, the clamping member 801 clamps the flat-headed cylindrical pin 103 with a hole, and the vibrating member starts to drive the second feeding bracket 203 to vibrate, so that the plurality of closed pins 105 on the feeding curved plate 202 start to shift and are neatly arranged under the vibration, and the closed pins slide along the columnar convex ridge 2022, and the sliding When it reaches the limiting groove 2023 of the extended section, it no longer slides, and the partition telescopic member 303 drives the partition plate 304 to slide downward, so that the loading curved plate 202 is located in the inverted U-shaped hole on the partition plate 304. At this time, the closing pin 105 is separated separately, and the other closing pins 105 on the loading curved plate 202 are blocked by the partition plate 304. The redirecting telescopic member 402 drives the redirecting member 403 to push the closing pin 105, so that the open side of the closing pin 105 faces the tail hole 104. After the pushing is completed, the closing pin 105 in a horizontal state is located in the redirecting member 403, and the transfer clamping member 501 clamps the closing pin 105, and moves toward the pin-piercing unit 6 driven by the transfer telescopic member 503, and the partition plate 304 returns to its initial position driven by the partition telescopic member 303, and the redirecting member 403 returns to its initial position driven by the redirecting telescopic member 402.

[0056] When the transfer clamping member 501 moves to the position where the clamped closing pin 105 is facing the hole of the clamping head 604 for placing the closing pin 105, it stops moving, the first pin-penetrating telescopic member 601 drives the clamping head 604 to approach the closing pin 105, and the second pin-penetrating telescopic member 602 also approaches the closing pin 105 until the closing pin 105 is clamped by the clamping head 604, the transfer clamping member 501 releases the closing pin 105, and returns to the partition plate 304 driven by the transfer telescopic member 503, and the first pin-penetrating telescopic member 601 drives the clamping head 604 to continue to approach the placement unit 8 until the opening of the closing pin 105 Aligned with the tail hole 104, the telescopic end of the second pin-piercing telescopic member 602 extends out, pushing the closing pin 105 to penetrate into the tail hole 104 and then remain stationary, maintaining the abutment state, the pin-pushing telescopic member 701 drives the ejector to pry open the tail of the closing pin 105, and then returns to the initial position, the first pin-piercing telescopic member 601 and the second pin-piercing telescopic member 602 also retract to the initial position, the clamping member 801 releases the flat-headed cylindrical pin 103 with a hole, the composite insulator 101 after pinning can be taken away manually or by a robot arm, and the composite insulator 101 to be pinned is placed in, and the above process is repeated to pin the composite insulator 101 to be pinned.

[0057] The above specific examples are used to illustrate the present invention, which are only used to help understand the present invention and are not intended to limit the present invention. For those skilled in the art of the present invention, some simple deductions, deformations or substitutions can be made based on the idea of ​​the present invention.

Claims

1. A closed pin installation device for composite insulators, characterized in that: The invention comprises a mounting seat and a placement unit (8) arranged on the mounting seat for placing a composite insulator (101) to be inserted with a pin, wherein a double-ear metal fitting (102) is installed at one end of the composite insulator (101), a flat-headed cylindrical pin with a hole (103) is installed on the double-ear metal fitting (102), a tail hole (104) for inserting a closed pin (105) is provided at the lower end of the flat-headed cylindrical pin with a hole (103), and a pin insertion unit (6) capable of inserting the closed pin (105) into the tail hole (104) and a pin pull unit (7) capable of pulling open the tail of the closed pin (105) inserted into the tail hole (104) are respectively arranged next to two openings of the tail hole (104); The mounting seat is also provided with a loading unit (2) capable of loading and arranging a plurality of closing pins (105) and capable of driving the plurality of closing pins (105) to shift, a separation unit (3) capable of separating the closing pin (105) at the end of the loading unit (2), a redirection unit (4) capable of changing the closed pin (105) separated from the vertical state to an open state facing the direction of the tail hole (104), and a transfer unit (5) capable of moving the closed pin (105) after redirection to the pin insertion unit (6); The feeding unit (2), the separation unit (3), the redirection unit (4), the transfer unit (5), the pin insertion unit (6), the pin puller unit (7) and the placement unit (8) are all electrically connected to the main control panel.

2. A composite insulator closing pin installation device according to claim 1, characterized in that: The loading unit (2) comprises a loading curved plate (202) capable of hanging a plurality of closing pins (105), and a first loading bracket (201) and a second loading bracket (203) for supporting the loading curved plate (202); the second loading bracket (203) is provided with a vibrating member capable of vibrating the loading curved plate (202) to drive the closing pins (105) to shift and arrange them neatly.

3. The closed pin installation device for composite insulators according to claim 2, characterized in that: The top of the loading curved plate (202) is provided with a strip ridge (2021), and the top of the strip ridge (2021) is provided with a columnar ridge (2022). The columnar ridge (2022) extends outward from one end close to the partition unit (3), and the top of the extension section is provided with a limiting groove (2023) that can accommodate a closing pin (105) and limit the movement of the closing pin (105).

4. A composite insulator closing pin installation device according to any one of claims 1 to 3, characterized in that: The partition unit (3) comprises a partition plate (304) capable of individually separating the last closing pin (105) in the loading unit (2), and a partition telescopic member (303) capable of driving the partition plate (304) to move up and down; The partition plate (304) is provided with an inverted U-shaped hole capable of allowing the feeding unit (2) to pass through and blocking the closing pin (105).

5. A composite insulator closing pin installation device according to any one of claims 1 to 3, characterized in that: The redirecting unit (4) comprises a redirecting member (403) capable of pushing the closing pin (105) to rotate and capable of placing the closed pin (105) after rotation, and a redirecting telescopic member (402) capable of driving the redirecting member (403) to reciprocate in a horizontal direction.

6. A composite insulator closing pin installation device according to any one of claims 1 to 3, characterized in that: The transfer unit (5) comprises a transfer clamp (501) capable of clamping or loosening the closing pin (105) and a transfer telescopic member (503) capable of driving the transfer clamp (501) to move between the redirection unit (4) and the pin-threading unit (6).

7. A composite insulator closing pin installation device according to any one of claims 1 to 3, characterized in that: The pin insertion unit (6) comprises a clamping head (604) capable of clamping a closing pin (105) and a first pin insertion telescopic member (601) capable of driving the clamping head (604) to move in the radial direction of a tail hole (104) of a flat-headed cylindrical pin with a hole (103) placed in the placement unit (8); a second pin insertion telescopic member (602) capable of pushing the closing pin (105) from the clamping head (604) into the tail hole (104) is slidably mounted on the first pin insertion telescopic member (601).

8. A composite insulator closing pin installation device according to any one of claims 1 to 3, characterized in that: The pin-pulling unit (7) comprises a pin-pulling telescopic member (701), and a pin capable of pulling open the two tails of the closing pin (105) is installed in front of the telescopic end of the pin-pulling telescopic member (701).

9. A composite insulator closing pin installation device according to any one of claims 1 to 3, characterized in that: The placement unit (8) comprises a first stand (803) and a second stand (804) arranged in parallel, the first stand (803) being provided with a clamp (801) capable of fixing a flat-headed cylindrical pin with a hole (103), and the tops of the first stand (803) and the second stand (804) are both provided with a U-shaped groove for placing the composite insulator (101).

10. A composite insulator closing pin installation device according to any one of claims 1 to 3, characterized in that: The mounting seat is a flat table panel (10), and at least four brackets (11) capable of supporting the table panel (10) are arranged below the table panel (10).

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