Three-line waterproof plug feeding mechanism

Abstract

The utility model provides a three-line waterproof plug feeding mechanism. The three-line waterproof plug feeding mechanism comprises a material supply mechanism, a material taking and placing mechanism, a rotary feeding mechanism and a material clamping mechanism. The material taking and placing mechanism comprises a first support, an X-axis linear driving mechanism, a material inserting needle mechanism, a step-by-step material taking driving mechanism and a synchronous material placing driving mechanism, the material inserting needle mechanism comprises a needle inserting sliding block and a plurality of needle inserting assemblies, the step-by-step material taking driving mechanism can independently drive one needle inserting assembly to move up and down, and the synchronous material placing driving mechanism can independently drive the other needle inserting assembly to move up and down. The synchronous discharging driving mechanism can drive all the pin inserting assemblies to move up and down at the same time. The rotary feeding mechanism comprises a second bracket, a rotary arm, a rotary translation driving mechanism and a plurality of material receiving pipes; the material clamping mechanism comprises a first material clamping air cylinder and a first material clamping arm, a first waterproof plug containing groove is formed in the inner side face of the first material clamping arm, a conical guide groove communicating with the first waterproof plug containing groove is formed in the other end face of the first material clamping arm, automatic feeding of the waterproof plug can be achieved, manpower is saved, and the feeding efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to connector processing equipment technical field especially a three -wire waterproof plug feeding mechanism. BACKGROUND

[0002] In the production process of part connector, need on the end of line core to wear waterproof plug. At present, the feeding of waterproof plug needs to be operated by manual, which wastes manpower and has low feeding efficiency. INVENTION CONTENTS

[0003] The utility model wants to solve the problem to provide a three -wire waterproof plug feeding mechanism, realizes the automatic feeding of waterproof plug, saves manpower and improves feeding efficiency.

[0004] The above technical problem is solved by a three -wire waterproof plug feeding mechanism according to the utility model, containing feeding mechanism, taking and placing material mechanism, rotary feeding mechanism, clamping mechanism;Feeding mechanism contains feeding device, linear feeder, material conveying track, material conveying track is installed on linear feeder, the top of material conveying track is provided with material conveying groove, feeding device has discharge end, and the input end of discharge end is connected with material conveying groove;Taking and placing material mechanism contains first support, X -axis linear drive mechanism set up on the first support, needle inserting mechanism, step -by -step taking material drive mechanism and synchronous type discharging drive mechanism set up on the first support, needle inserting mechanism contains needle sliding block driven connection with X -axis linear drive mechanism, a plurality of parallelly arranged needle assembly, needle assembly contains connecting rod, T -shaped head connected at the top of connecting rod, needle connected at the bottom of connecting rod, needle sliding block is provided with through -hole matched with needle, and connecting rod is movably arranged in the through -hole, and step -by -step taking material drive mechanism can independently drive one needle assembly to move up and down, and synchronous type discharging drive mechanism can simultaneously drive all needle assemblies to move up and down;Rotary feeding mechanism contains second support, rotary arm, rotary translation drive mechanism set up on the second support for driving rotary arm rotation and horizontal movement, a plurality of parallelly arranged material receiving tubes on the rotary arm, and the inner diameter of material receiving tube is matched with the diameter of needle;Clamping mechanism contains first clamping cylinder arranged on one side of second support, first clamping arm installed on the two clamping arms of first clamping cylinder, the inner side of first clamping arm is provided with first waterproof plug containing groove, and the end surface of first clamping arm is provided with insertion groove communicated with first waterproof plug containing groove and matched with material receiving tube, and the other end surface of first clamping arm is provided with conical guide groove communicated with first waterproof plug containing groove.

[0005] Preferably, the first support is provided with a pushing mechanism, which comprises a first lifting cylinder arranged on the first support, a second clamping cylinder in driving connection with the first lifting cylinder, and a second clamping arm mounted on two clamping arms of the second clamping cylinder, wherein an inner side of the second clamping arm is provided with a second waterproof plug accommodating groove, and a plurality of position-avoiding grooves are arranged through between two end faces of the second clamping arm and in communication with the second waterproof plug accommodating groove.

[0006] Preferably, the step-by-step material taking driving mechanism comprises a second lifting cylinder arranged on the first support, a first lifting arm in driving connection with the second lifting cylinder, and a first push-pull head fixedly connected to the first lifting arm, wherein a first T-shaped clamping groove matched with the T-shaped head is arranged through between two side faces of the first push-pull head; the synchronous material discharging driving mechanism comprises a third lifting cylinder arranged on the first support, a second lifting arm in driving connection with the third lifting cylinder, and a second push-pull head fixedly connected to the second lifting arm, wherein a second T-shaped clamping groove matched with the T-shaped head is arranged through between two side faces of the second push-pull head.

[0007] Preferably, the rotary translation driving mechanism comprises a sliding table cylinder arranged on the second support, support side plates arranged on two sides of the sliding table of the sliding table cylinder, a guide vertical plate fixedly connected to one side of the second support, a guide bearing, first and second rotating shafts fixedly connected to two sides of the rotary arm respectively, the first and second rotating shafts being connected to the two support side plates through bearings, a connecting rod fixedly connected to one end of the second rotating shaft, the guide bearing being rotatably connected to one end of the connecting rod, a turning guide groove arranged on an inner side of the guide vertical plate, the guide bearing being movably arranged on the turning guide groove, the turning guide groove comprising a longitudinal guide segment, a transverse guide segment, and an arc turning segment connected between the longitudinal guide segment and the transverse guide segment, and the first clamping cylinder being fixedly connected to one side of the guide vertical plate.

[0008] Preferably, the wire core limiting mechanism comprises a Y-axis sliding rail arranged on the sliding table of the sliding table cylinder, a Y-axis sliding block slidably connected to the Y-axis sliding rail, a thimble mounting block fixedly connected to the Y-axis sliding block, a plurality of thimbles fixedly connected to the thimble mounting block in parallel, and a first driving motor fixedly connected to one end of the Y-axis sliding rail, the first driving motor and the thimble mounting block being connected through a screw rod.

[0009] Preferably, the X-axis linear driving mechanism comprises a second driving motor arranged on one side of the first support, an X-axis screw rod rotatably connected to the first support, and an X-axis sliding block slidably connected to the first support, wherein the pin sliding block is fixedly connected to the X-axis sliding block, the X-axis screw rod and the X-axis sliding block are connected through an internal thread sleeve, and the second driving motor is in driving connection with the X-axis screw rod.

[0010] The utility model discloses a beneficial effect is: the utility model provides a three -wire waterproof plug feeding mechanism, initially, the plug pin assembly's plug pin of the leftmost plug pin slider is aligned to the output of the conveying groove, and the receiving pipe is in the vertical upward state, and the waterproof plug is sent to the output of the conveying groove under the drive of the linear feeder according to unified direction to the conveying groove, and the corresponding number of plug pin assemblies can be equipped on the material inserting needle mechanism according to the number of the wire core on the wire harness, and the X -axis slider is driven to the left side through the X -axis linear drive mechanism, so that each plug pin is aligned to the output of the conveying groove in order, and at the same time, the plug pin assembly is driven to move up and down one by one through the step -by -step material taking drive mechanism, so that each plug pin is taken from the conveying groove one by one, when each plug pin has a waterproof plug, the X -axis slider is driven to the left side through the X -axis linear drive mechanism, so that each plug pin is aligned to the corresponding receiving pipe, at this moment, each plug pin assembly can be driven to move down simultaneously through the synchronous material releasing drive mechanism, so as to put the waterproof plug on the plug pin on the corresponding receiving pipe, the receiving pipe is in the horizontal posture through the rotary translation drive mechanism and drives the rotary arm to turn over to the horizontal state, and the waterproof plug is sent to the between two first waterproof plug containing groove, the two first waterproof plug containing groove is closed through the first material clamping cylinder and drives two first material clamping arms, so as to put the waterproof plug, the core wire of the wire harness is inserted into the inner hole of the waterproof plug through the two combined conical guide grooves, and then the rotary arm is retreated horizontally through the rotary translation drive mechanism and drives the rotary arm, so that the waterproof plug is separated from the receiving pipe, and the waterproof plug is inserted into operation, realizes the one -time feeding of multiple waterproof plugs, saves manpower and improves feeding efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 The utility model discloses an appearance structure schematic diagram.

[0012] Figure 2 The utility model discloses a sectional view.

[0013] Figure 3 The utility model discloses a material taking and placing mechanism structure schematic diagram.

[0014] Figure 4 The utility model discloses a rotary feeding mechanism structure schematic diagram.

[0015] Figure 5 The utility model discloses a rotary translation drive mechanism exploded structure schematic diagram.

[0016] Figure 6 The utility model discloses a wire core limiting mechanism structure schematic diagram.

[0017] Figure 7 The utility model discloses Figure 1 The utility model discloses a local amplification structure schematic diagram of A department.

[0018] The drawings are explained as follows: feeding mechanism 1, feeding device 10, linear feeder 11, feeding track 12, feeding groove 120, taking and placing mechanism 2, first support 20, X-axis linear driving mechanism 21, second driving motor 210, X-axis screw 211, X-axis sliding block 212, needle inserting mechanism 22, needle inserting sliding block 220, needle inserting assembly 221, connecting rod 221a, T-shaped head 221b, needle 221c, step-by-step taking driving mechanism 23, second lifting cylinder 230, first lifting arm 231, first push-pull head 232, first T-shaped clamping groove 232a, synchronous placing driving mechanism 24, third lifting cylinder 240, second lifting arm 241, second push-pull head 242, second T-shaped clamping groove 242a, rotary feeding mechanism 3, second support 30, rotary arm 31, rotary translation driving mechanism 32, sliding table cylinder 320, support side plate 321, guide vertical plate 322, guide bearing 323, first rotating shaft 321a, second rotating shaft 321b, receiving pipe 33, connecting rod 324, steering guide groove 325, longitudinal guide section 325a, transverse guide section 325b, arc-shaped steering section 325c, clamping mechanism 4, first clamping cylinder 40, first clamping arm 41, first waterproof plug accommodating groove 410, insertion groove 411, conical guide groove 412, pushing mechanism 5, first lifting cylinder 50, second clamping cylinder 51, second clamping arm 52, second waterproof plug accommodating groove 520, avoiding groove 521, wire core limiting mechanism 6, Y-axis sliding rail 60, Y-axis sliding block 61, thimble mounting block 62, thimble 63, first driving motor 64. DETAILED DESCRIPTION

[0019] In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure clearer, the technical solutions of the embodiments of the present disclosure will be described clearly and completely below with reference to the drawings of the embodiments of the present disclosure. Obviously, the described embodiments are part of the embodiments of the present disclosure, rather than all the embodiments of the present disclosure.

[0020] Based on the described embodiments of the present disclosure, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the present disclosure.

[0021] Reference Figures 1-7 .

[0022] The utility model provides a three -wire waterproof plug feeding mechanism, contain feeding mechanism 1, take and put material mechanism 2, rotary feeding mechanism 3, clamp material mechanism 4, feeding mechanism contains feeding device 10, linear feeder 11, material conveying track 12, material conveying track 12 is installed on linear feeder 11, and the top of material conveying track 12 is provided with material conveying groove 120, and feeding device 10 has the discharge end, and the discharge end is connected with the input end of material conveying groove 120, take and put material mechanism 2 contains first support 20, sets up X axial linear drive mechanism 21 on first support 20, inserts material needle mechanism 22, sets up step -by -step material taking drive mechanism 23 and synchronous formula material discharging drive mechanism 24 on first support 20, inserts material needle mechanism 22 contains and inserts needle slider 220 of X axial linear drive mechanism 21 drive connection, a plurality of parallelly arranged needle assembly 221, needle assembly 221 contains connecting rod 221a, T type head 221b connected at the top end of connecting rod 221a, needle 221c connected at the bottom end of connecting rod 221a, the through -hole matched with needle 221c is set up on needle slider 220 in penetration, and connecting rod 221a is movably set up in the through -hole, and step -by -step material taking drive mechanism 23 can independently drive one needle assembly 221 to move up and down, and synchronous formula material discharging drive mechanism 24 can simultaneously drive all needle assembly 221 to move up and down, rotary feeding mechanism 3 contains second support 30, rotary arm 31, sets up rotary translation drive mechanism 32 for driving rotary arm 31 rotation and horizontal movement on second support 30, a plurality of parallelly arranged on rotary arm 31 on material receiving pipe 33, and the inner diameter of material receiving pipe 33 is matched with the diameter of needle 221c, clamp material mechanism 4 contains first clamp cylinder 40 on one side of second support 30, first clamp arm 41 is installed on the two clamping arms of first clamp cylinder 40, and the inner side of first clamp arm 41 is provided with first waterproof plug containing groove 410, and one end surface of first clamp arm 41 is provided with insertion groove 411 in communication with first waterproof plug containing groove 410 and matched with material receiving pipe 33, and the other end surface of first clamp arm 41 is provided with conical guide groove 412 in communication with first waterproof plug containing groove 410.

[0023] The working principle is that initially, the pin 221c of the pin assembly 221 at the leftmost side of the pin slider 220 is aligned with the output end of the conveying chute 120, the receiving tube 33 is in a vertical upward state, and the waterproof plug is conveyed to the output end of the conveying chute 120 by the feeding device 10 in a unified direction. The feeding device 10 can be a vibrating tray or other types of conventional equipment. The waterproof plug is conveyed to the output end of the conveying chute 120 under the action of the linear feeder 11. The number of pin assemblies 221 on the pin inserting mechanism 22 can be matched with the number of wire cores on the wire harness. The X-axis linear drive mechanism 21 drives the X-axis slider 212 to move to the left side, so that each pin 221c is sequentially aligned with the output end of the conveying chute 120. At the same time, the step-by-step material taking drive mechanism 23 drives the pin assembly 221 to move up and down one by one, so that each pin 221c takes the waterproof plug from the conveying chute 120 one by one. When each pin 221c has a waterproof plug, the X-axis linear drive mechanism 21 drives the X-axis slider 212 to move to the left side, so that each pin 221c is aligned with the corresponding receiving tube 33. At this time, the synchronous material releasing drive mechanism 24 drives each pin assembly 221 to move downward at the same time, so that the waterproof plug on the pin 221c is sleeved on the corresponding receiving tube 33. The rotary translation drive mechanism 32 drives the rotary arm 31 to flip to a horizontal state to make the receiving tube 33 assume a horizontal forward posture, and the waterproof plug is conveyed forward between the two first waterproof plug accommodating grooves 410. The first clamping cylinder 40 drives the two first clamping arms 41 to close, so that the two first waterproof plug accommodating grooves 410 sleeve the waterproof plug. The wire cores of the wire harness are inserted into the inner hole of the waterproof plug through the two combined conical guide grooves 412, and then the rotary translation drive mechanism 32 drives the rotary arm 31 to retreat horizontally, so that the waterproof plug is separated from the receiving tube 33. The operation of inserting the waterproof plug is completed, and multiple waterproof plugs are loaded at one time, saving labor and improving the loading efficiency.

[0024] Based on the above embodiment, the first support 20 is provided with a pushing mechanism 5, which comprises a first lifting cylinder 50 arranged on the first support 20, a second clamping cylinder 51 drivingly connected with the first lifting cylinder 50, and a second clamping arm 52 mounted on two clamping arms of the second clamping cylinder 51. A second waterproof plug accommodating groove 520 is arranged on the inner side surface of the second clamping arm 52, and a plurality of avoidance grooves 521 communicating with the second waterproof plug accommodating groove 520 are arranged through between the two end surfaces of the second clamping arm 52. When the waterproof plugs are sleeved on the respective pins 221c, the two second clamping arms 52 are closed by driving the second clamping cylinder 51, so that the two second waterproof plug accommodating grooves 520 sleeve all the waterproof plugs. By driving the second clamping cylinder 51 to rise to a certain height by the first lifting cylinder 50, the waterproof plugs can be pushed to the root position of the pins 221c, and the waterproof plugs are transferred to the top end of the receiving pipe 33 when the pins 221c are inserted into the receiving pipe 33.

[0025] Based on the above embodiment, the step-by-step material taking driving mechanism 23 comprises a second lifting cylinder 50 arranged on the first support 20, a first lifting arm 231 drivingly connected with the second lifting cylinder 230, and a first push-pull head 232 fixedly connected with the first lifting arm 231. A first T-shaped clamping groove 232a matched with the T-shaped head 221b is arranged through between the two side surfaces of the first push-pull head 232. The synchronous material releasing driving mechanism 24 comprises a third lifting cylinder 240 arranged on the first support 20, a second lifting arm 241 drivingly connected with the third lifting cylinder 240, and a second push-pull head 242 fixedly connected with the second lifting arm 241. A second T-shaped clamping groove 242a matched with the T-shaped head 221b is arranged through between the two side surfaces of the second push-pull head 242. Specifically, the width of the first T-shaped clamping groove 232a can be matched with the diameter of the T-shaped head 221b. By driving the pin slider 220 to move left and right by the X-axis linear driving mechanism 21, the T-shaped head 221b of a single pin assembly 221 can be clamped into the first T-shaped clamping groove 232a. By driving the first lifting arm 231 to move up and down by the second lifting cylinder 230, a single pin 221c can be driven to take material. The width of the second T-shaped clamping groove 242a can be matched with the distance between the leftmost T-shaped head 221b and the rightmost T-shaped head 221b on the pin slider 220. By driving the pin slider 220 to move left and right by the X-axis linear driving mechanism 21, the T-shaped heads 221b of all pin assemblies 221 can be clamped into the second T-shaped clamping groove 242a. By driving the second lifting arm 241 to move up and down by the third lifting cylinder 240, all pins 221c can be driven to release material at the same time.

[0026] Based on the above embodiment, the rotary and translational driving mechanism 32 comprises a sliding table cylinder 320 arranged on the second support 30, support side plates 321 arranged on both sides of the sliding table of the sliding table cylinder 320, a guide vertical plate 322 fixedly connected to one side of the second support 30, a guide bearing 323, both sides of the rotary arm 31 are respectively fixedly connected with a first rotating shaft 321a and a second rotating shaft 321b, the first rotating shaft 321a and the second rotating shaft 321b are both connected with the two support side plates 321 through bearings, one end of the second rotating shaft 321b is fixedly connected with a connecting rod 324, the guide bearing 323 is rotatably connected to one end of the connecting rod 324, a turning guide groove 325 is arranged on the inner side surface of the guide vertical plate 322, the guide bearing 323 is movably arranged on the turning guide groove 325, the turning guide groove 325 comprises a longitudinal guide segment 325a, a transverse guide segment 325b, and an arc-shaped turning segment 325c connected between the longitudinal guide segment 325a and the transverse guide segment 325b, and the first clamping cylinder 40 is fixedly connected to one side of the guide vertical plate 322. Specifically, initially, the guide bearing 323 is located in the longitudinal guide segment 325a, and the receiving pipe 33 is in a vertical upward posture. The support side plates 321 are driven to move forward by the sliding table cylinder 320, the guide bearing 323 slides from the longitudinal guide segment 325a into the arc-shaped turning segment 325c, the rotary arm 31 rotates by 90° and makes the receiving pipe 33 into a horizontal forward posture, when the guide bearing 323 moves along the starting end to the terminal end of the transverse guide segment 325b, the rotary arm 31 moves horizontally forward to horizontally forwardly convey the waterproof plug on the receiving pipe 33, when the guide bearing 323 is reset from the transverse guide segment 325b to the longitudinal guide segment 325a by the sliding table cylinder 320, the rotary arm 31 returns to the vertical upward posture.

[0027] Based on the above embodiment, the wire core limiting mechanism 6 further comprises a Y-axis sliding rail 60 arranged on the sliding table of the sliding table cylinder 320, a Y-axis sliding block 61 slidably connected to the Y-axis sliding rail 60, a thimble mounting block 62 fixedly connected to the Y-axis sliding block 61, a plurality of thimbles 63 fixedly connected to the thimble mounting block 62, and a first driving motor 64 fixedly connected to one end of the Y-axis sliding rail 60, and the first driving motor 64 is connected with the thimble mounting block 62 through a lead screw. After the receiving pipe 33 sends the waterproof plug into the two first waterproof plug accommodating grooves 410, the Y-axis sliding block 61 is driven to move forward by the first driving motor 64, so that the thimbles 63 are inserted into the receiving pipe 33 to a proper depth, when the wire core is inserted into the waterproof plug, one end of the wire core abuts against the front end surface of the thimble 63, thereby limiting the wire core and limiting the insertion depth of the wire core, so as to limit the position of the waterproof plug on the wire core, and the position of the waterproof plug on the wire core can be adjusted by adjusting the depth of the thimbles 63 inserted into the receiving pipe 33.

[0028] Based on the above embodiment, the X-axis linear driving mechanism 21 comprises a second driving motor 210 arranged on one side of the first support 20, an X-axis screw rod 211 rotatably connected to the first support 20, an X-axis sliding block 212 slidably connected to the first support 20, and a pin sliding block 220 fixedly connected to the X-axis sliding block 212. The X-axis screw rod 211 is connected to the X-axis sliding block 212 through an internal thread sleeve, and the second driving motor 210 is drivingly connected to the X-axis screw rod 211. When the second driving motor 210 works, the X-axis sliding block 212 can be driven to move along the X-axis direction on the first support 20, thereby driving the material inserting needle mechanism 22 to move along the X-axis direction.

[0029] The above embodiments only describe the preferred embodiments of the present application, and do not limit the scope of the present application. Without departing from the design spirit of the present application, various modifications and improvements of the technical solutions of the present application made by ordinary engineering technicians in the art shall fall within the protection scope determined by the claims of the present application.

Claims

1. A three-line waterproof hydrant feeding mechanism, characterized in that, The system includes a feeding mechanism, a picking and unloading mechanism, a rotary feeding mechanism, and a clamping mechanism. The feeding mechanism includes a feeding device, a linear feeder, and a conveying track. The conveying track is mounted on the linear feeder, and a conveying trough is provided at the top of the conveying track. The feeding device has a discharge end connected to the input end of the conveying trough. The picking and unloading mechanism includes a first support, an X-axis linear drive mechanism mounted on the first support, a needle insertion mechanism, a step-by-step picking drive mechanism, and a synchronous unloading drive mechanism mounted on the first support. The needle insertion mechanism includes a needle slider driven by the X-axis linear drive mechanism and several needle assemblies arranged in parallel. Each needle assembly includes a connecting rod, a T-shaped head connected to the top of the connecting rod, and a needle connected to the bottom of the connecting rod. The needle slider has a through hole matching the needle. The connecting rod is movably mounted on the... In the through hole, the step-by-step material feeding drive mechanism can drive one of the pin assemblies to move up and down independently, and the synchronous material feeding drive mechanism can drive all the pin assemblies to move up and down simultaneously; the rotary feeding mechanism includes a second bracket, a rotary arm, a rotary translation drive mechanism mounted on the second bracket for driving the rotary arm to rotate and move horizontally, and several receiving tubes arranged in parallel on the rotary arm, the inner diameter of the receiving tubes matching the diameter of the pins; the clamping mechanism includes a first clamping cylinder mounted on one side of the second bracket, a first clamping arm mounted on two clamping arms of the first clamping cylinder, a first waterproof plug receiving groove provided on the inner side of the first clamping arm, an insertion groove provided on one end face of the first clamping arm that communicates with the first waterproof plug receiving groove and matches the receiving tube, and a conical guide groove provided on the other end face of the first clamping arm that communicates with the first waterproof plug receiving groove.

2. The three-line waterproof hydrant feeding mechanism according to claim 1, characterized in that, The first support is provided with a pushing mechanism, which includes a first lifting cylinder on the first support, a second clamping cylinder driven and connected to the first lifting cylinder, and a second clamping arm installed on the two clamping arms of the second clamping cylinder. A second waterproof plug receiving groove is provided on the inner side of the second clamping arm, and a plurality of clearance grooves communicating with the second waterproof plug receiving groove are provided between the two end faces of the second clamping arm.

3. The three-line waterproof hydrant feeding mechanism according to claim 2, characterized in that, The step-by-step material handling drive mechanism includes a second lifting cylinder mounted on the first support, a first lifting arm driven and connected to the second lifting cylinder, and a first push-pull head fixedly connected to the first lifting arm. A first T-shaped slot matching the T-shaped head is provided through the two sides of the first push-pull head. The synchronous material discharging drive mechanism includes a third lifting cylinder mounted on the first support, a second lifting arm driven and connected to the third lifting cylinder, and a second push-pull head fixedly connected to the second lifting arm. A second T-shaped slot matching the T-shaped head is provided through the two sides of the second push-pull head.

4. The three-line waterproof hydrant feeding mechanism according to claim 3, characterized in that, The rotary translation drive mechanism includes a slide cylinder mounted on the second bracket, support side plates disposed opposite to the two sides of the slide cylinder, a guide plate fixedly connected to one side of the second bracket, and a guide bearing. A first rotating shaft and a second rotating shaft are fixedly connected to both sides of the rotating arm, and the first rotating shaft and the second rotating shaft are both connected to the support side plates on both sides through bearings. A connecting rod is fixedly connected to one end of the second rotating shaft, and the guide bearing is rotatably connected to one end of the connecting rod. A steering guide groove is provided on the inner side of the guide plate, and the guide bearing is movably disposed on the steering guide groove. The steering guide groove includes a longitudinal guide section, a transverse guide section, and an arc-shaped steering section connecting the longitudinal guide section and the transverse guide section. The first clamping cylinder is fixedly connected to one side of the guide plate.

5. The three-line waterproof hydrant feeding mechanism according to claim 4, characterized in that, It also includes a core limiting mechanism, which includes a Y-axis slide rail disposed on the slide of the slide cylinder, a Y-axis slider slidably connected to the Y-axis slide rail, a pin mounting block fixedly connected to the Y-axis slider, a plurality of pins fixedly connected in parallel to the pin mounting block, and a first drive motor fixedly connected to one end of the Y-axis slide rail. The first drive motor and the pin mounting block are connected by a lead screw.

6. The three-line waterproof hydrant feeding mechanism according to claim 1, characterized in that, The X-axis linear drive mechanism includes a second drive motor disposed on one side of the first bracket, an X-axis lead screw rotatably connected to the first bracket, and an X-axis slider slidably connected to the first bracket. The pin slider is fixedly connected to the X-axis slider, and the X-axis lead screw is connected to the X-axis slider through an internal threaded sleeve. The second drive motor is drivenly connected to the X-axis lead screw.

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