CN115741048A - Automatic pin mounting mechanism - Google Patents

Abstract

The invention is suitable for the field of pin supplementing equipment, and discloses an automatic pin feeding mechanism which comprises a positioning mechanism and a pin feeding mechanism, wherein the positioning mechanism comprises a rotary seat, a detection sensor and a rotary driving assembly, a first clamping groove matched with a pin shaft and/or a second clamping groove matched with a pin shaft nut are arranged at the front end of the rotary seat, a pin inlet hole and a pin outlet hole are radially arranged on the rotary seat and are communicated with the first clamping groove and/or the second clamping groove, the detection sensor is arranged on the rotary seat, the rotary driving assembly is used for driving the rotary seat to rotate so that the detection sensor determines the pin hole position of the pin shaft and drives the rotary seat to rotate by a preset angle so that the pin inlet hole is aligned with the pin hole, the position of the pin hole can be determined by rotating the rotary seat by at most one turn in the positioning process, the positioning speed is high, the pin feeding mechanism is arranged on the rotary seat, the outlet end of the pin feeding mechanism is communicated with the pin inlet hole, the positioning is completed, and the pin is inserted into the pin hole of the pin shaft by the pin feeding mechanism, so that the pin feeding speed can be improved.

Description

Automatic pin mounting mechanism

Technical Field

The invention relates to the field of pin supplementing equipment, in particular to an automatic pin feeding mechanism.

Background

When the power transmission line is maintained, the pin on the power element connecting bolt needs to be repaired. Although the prior art has the automatic pin changing device, the pin is usually inserted into the pin hole directly by a mechanical arm through the cooperation of a camera, so that the position of the pin hole needs to be judged from multiple degrees of freedom, the relevant distance needs to be calculated, and the pin feeding speed is slow.

Disclosure of Invention

The invention aims to provide an automatic pin feeding mechanism, which aims to solve the technical problem that the existing automatic pin changing equipment needs to judge the position of a pin hole from multiple degrees of freedom and has low pin feeding speed.

In order to achieve the purpose, the invention provides the following scheme:

the utility model provides an automatic go up round pin mechanism, includes positioning mechanism and send round pin mechanism, positioning mechanism includes roating seat, detection sensor and rotary drive subassembly, the roating seat front end be provided with the first draw-in groove of round pin axle adaptation and/or with round pin axle nut complex second draw-in groove, the roating seat radially is provided with into pinhole and goes out the pinhole, enter the pinhole with it is about to go out the pinhole the axis symmetry setting of roating seat, enter the pinhole with first draw-in groove and/or second draw-in groove intercommunication, go out the pinhole with first draw-in groove and/or second draw-in groove intercommunication, detection sensor locates on the roating seat, rotary drive subassembly is used for the drive the roating seat is rotatory so that the pin hole position of round pin axle is confirmed to the detection sensor, and be used for the drive the roating seat predetermines the gyration angle so that advance the pinhole aligns with the round pin hole, send round pin mechanism to install on the roating seat, just send round pin mechanism's exit end with advance the pinhole intercommunication, send round pin mechanism to be used for in the round pin inserted round pin hole.

Preferably, the detection sensor includes a transmitter and a receiver, a first through hole and a second through hole are provided on the rotating base, the first through hole and the second through hole are symmetrically provided about an axis of the rotating base, the transmitter is installed in the first through hole, and the receiver is installed in the second through hole.

Preferably, the automatic pin feeding mechanism further comprises a mounting seat, the mounting seat is provided with an installation cavity, the rotary driving assembly comprises a rotary driving piece, an active wheel and a gear shaft, the rotary driving piece is installed on the mounting seat, the active wheel sleeve is arranged at the output end of the rotary driving piece, the gear shaft is rotatably installed in the installation cavity, the gear shaft is in meshing transmission with the active wheel, and the rotary seat is connected with the gear shaft.

Preferably, a plurality of lightening holes are arranged on the gear shaft.

Preferably, the rotary driving assembly further comprises a bearing and a lock nut, the bearing is mounted on the gear shaft, the lock nut is in threaded connection with the gear shaft, and the lock nut is located on the outer side of the bearing and abutted to the bearing.

Preferably, the rotary driving assembly further comprises a gear cover, the gear cover is sleeved on the driving wheel and the outer side of the gear shaft, and the gear cover is detachably connected with the mounting seat.

Preferably, it includes guide holder, feed bin subassembly and round pin subassembly to send round pin mechanism, be provided with the pin conveyer trough on the guide holder and respectively with first guide way and the second guide way of pin conveyer trough intercommunication, the exit end of pin conveyer trough and the automatic pinhole intercommunication that send of going up round pin mechanism, the feed bin subassembly with the guide holder is connected, the storage of feed bin subassembly has the pin, and is used for the transport pin extremely in the pin conveyer trough, send round pin subassembly including sending round pin driving piece, first sprocket, first chain, second sprocket, second chain and push head, send round pin driving piece to install on the guide holder, first sprocket with send round pin driving piece's first output to connect, first chain slides and sets up in the first guide way, just first chain with first sprocket meshing transmission, the second sprocket with send round pin driving piece's second output to connect, the second chain slides and sets up in the second guide way, just the second chain with second sprocket meshing transmission, the both sides of push head respectively with first chain connect with the second chain connects, the round pin sliding connection is in the round pin conveyer trough, just the magnetism adsorbs the round pin subassembly.

Preferably, be provided with on the guide holder with the pin entry of pin conveyer trough intercommunication, the pin entry include with the first hole portion of the end portion adaptation of pin and with the second hole portion of the round pin body adaptation of pin, the feed bin subassembly includes storage nail box, first ejector pad, first elastic component and ejector pin, storage nail box with the guide holder is connected, storage nail box be provided with the nail groove and with the third guide way of nail groove intercommunication, nail groove top is provided with first opening, just the nail groove is provided with the second opening towards one side that the pin enters the mouth, the second opening is just right the second hole portion, the nail inslot is arranged there is the pin, the nail groove towards the one end of pin entry is out the nail position, first ejector pad with storage nail box sliding connection, first elastic component elastic compression is in first ejector pad with store up between the nail box, the ejector pin slides and sets up in the third guide way, just the ejector pin is located go out the below of nail position, the both sides of ejector pin respectively with first chain with second chain connection.

Preferably, the pin feeding mechanism comprises a storage box, a pin pressing assembly and a pin conveying assembly, the storage box is provided with a storage groove, the front of the storage box is provided with a fifth chute and a pin feeding groove, the fifth chute and the pin feeding groove are communicated with the storage groove respectively, the storage groove is provided with a discharging station, the discharging station is arranged above the pin outlet hole, the storage groove is arranged with a plurality of pins, the pressing assembly comprises a second push block and a second elastic piece, the second push block comprises a push plate and an inverted L-shaped plate arranged at the first end of the push plate, the second end of the push plate is provided with a pressing part, the push plate is matched with the fifth chute, the pressing part is arranged in the storage groove in a sliding manner, the inverted L-shaped plate is connected with the back of the storage box in a sliding manner, the inverted L-shaped plate is connected with the storage box through the second elastic piece, the pin conveying assembly is arranged above the storage box, the moving path of the pin conveying assembly passes through the storage station, and the pin conveying assembly is used for inserting the pins into the pin outlet hole of the pin shaft.

Preferably, pin conveying subassembly includes fixing base, pin driving piece, third sprocket and with the third chain, the fixing base is installed the top of storage box, be provided with the fourth guide way on the fixing base, the fourth guide way certainly the fixing base extends to in the storage box, and be located the storage box with the position that ejection of compact station corresponds, the fourth guide way with the storage groove intercommunication, the pin driving piece is installed on the fixing base, the third sprocket with the output of pin driving piece is connected, the third chain with the meshing transmission of third sprocket, the third chain slides and sets up in the fourth guide way.

When the automatic pin feeding mechanism provided by the invention positions the pin hole, the rotating seat is sleeved on the pin shaft or the nut, then the rotating driving assembly drives the rotating seat to rotate, meanwhile, the detection sensor arranged on the rotating seat detects the position of the pin hole, after the pin hole is detected, the rotating driving assembly drives the rotating seat to rotate by a preset angle, so that the pin inlet hole and the pin hole on the rotating seat are aligned, the pin is fed into the pin hole by the pin feeding mechanism through the pin inlet hole, the position of the pin hole can be determined by rotating the rotating seat by at most one circle, the position of the pin hole can be determined by the detection sensor, the positioning speed is high, after the pin hole is positioned, the rotating seat rotates by the preset angle, and the pin can be inserted into the pin hole of the pin shaft by the pin feeding mechanism, so that the pin feeding speed can be improved; moreover, the position of the pin hole is determined through the detection sensor, and the high positioning precision is achieved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an automatic pinning mechanism provided by an embodiment of the present invention;

FIG. 2 is a top view of the automatic pinning mechanism of FIG. 1;

FIG. 3 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is a schematic structural view of the positioning mechanism of FIG. 1;

FIG. 5 is a schematic view of the rotary base of FIG. 1;

FIG. 6 is an exploded view of the pin feed mechanism of FIG. 1;

FIG. 7 is a partial schematic view of the rod guide of FIG. 6;

FIG. 8 is a schematic view of the magazine assembly of FIG. 6;

FIG. 9 is a schematic structural view of the magazine of FIG. 8;

FIG. 10 is a schematic structural diagram of a pin feeding mechanism according to another embodiment of the present invention;

FIG. 11 is a structural schematic view of the pin feed mechanism of FIG. 10 in another orientation;

FIG. 12 is an exploded view of the pin feed mechanism of FIG. 10;

fig. 13 is a use state of the line connection fitting.

The reference numbers illustrate:

100. an automatic pin mounting mechanism; 10. a positioning mechanism; 11. a rotating base; 111. a first card slot; 112. a second card slot; 113. a pin inlet hole; 114. pin hole outlet; 115. a first perforation; 116. a second perforation; 12. a detection sensor; 121. a transmitter; 122. a receiver; 13. a rotary drive assembly; 131. a rotary drive member; 132. a driving wheel; 133. a gear shaft; 1331. lightening holes; 134. a bearing; 135. locking the nut; 136. a gear cover; 137. a shaft sleeve; 138. a third proximity switch; 20. a pin feeding mechanism; 21. a guide seat; 211. a pin conveying groove; 212. a first guide groove; 213. a second guide groove; 214. a third chute; 215. a fourth chute; 216. a guide base; 2161. a main body portion; 2162. a first U-shaped portion; 2163. a second U-shaped portion; 217. a first cover body; 218. a second cover body; 219. a pin entrance; 2191. a first hole portion; 2192. a second hole portion; 22. a bin assembly; 221. a nail storage box; 2211. a nail groove; 2212. a third guide groove; 2213. a first opening; 2214. a second opening; 2215. an introduction hole; 222. a first push block; 223. a first elastic member; 224. a top rod; 225. a gland; 226. a first guide bar; 227. a second guide bar; 23. a pin delivery assembly; 231. a pin feed drive; 232. a first sprocket; 233. a first chain; 234. pushing the head; 235. a second sprocket; 236. a second chain; 237. a connecting rod; 24. a storage box; 241. a storage tank; 242. a fifth chute; 243. a pin inlet groove; 244. a guide rail seat; 25. a pin compression assembly; 251. a second push block; 2511. pushing the plate; 25111. a pressing part; 2512. an inverted L-shaped plate; 2513. a guide rail; 26. a pin transfer assembly; 261. a fixed seat; 2611. a fourth guide groove; 262. a pin driver; 263. a third sprocket; 264. a third chain; 30. a mounting seat; 31. a mounting cavity; 40. a connecting plate; 200. connecting a circuit with a hardware fitting; 300. a pin shaft; 400. a pin nut; 500. an upper lead; 600. a lower lead; 700. a pin; 701. an end portion; 702. a pin body.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front, and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

It will also be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

As shown in fig. 1 to 12, which are automatic pin installing mechanisms 100 according to an embodiment of the present invention, the automatic pin installing mechanisms 100 are suitable for a pin supplementing device. The pin supplementing device comprises a mechanical arm and an automatic pin adding mechanism 100. In fig. 13, the upper conductor 500 and the lower conductor 600 are held by the line connection hardware 200 and fixed by the pin 300 and the pin nut 400, the pin nut 400 is in threaded connection with the pin 300, a pin hole is formed in the end of the pin 300, a pin 700 is installed in the pin hole, and if the pin 700 is missing, a pin repairing operation needs to be performed. And the pin supplementing device is used for realizing pin supplementing operation by carrying the live working lifting platform of the power transmission line. The live working lifting platform of the power transmission line provides power for the pin supplementing device and drives the pin supplementing device to move along the upper lead 500, and the pin supplementing device performs pin supplementing operation after arriving at a fault position. The live working lifting platform of the power transmission line can adopt the existing equipment as long as the existing equipment can provide power for the pin supplementing device and drive the pin supplementing device to move along the upper lead 500.

Referring to fig. 1, 2, 5 and 13, an automatic pin loading mechanism 100 according to an embodiment of the present invention includes a positioning mechanism 10 and a pin feeding mechanism 20, the positioning mechanism 10 includes a rotary base 11, a detection sensor 12 and a rotary driving assembly 13, the front end of the rotary base 11 is provided with a first locking groove 111 adapted to a pin 300 and/or a second locking groove 112 engaged with a pin nut 400, the rotary base 11 is radially provided with an inlet pin hole 113 and an outlet pin hole 114, the inlet pin hole 113 and the outlet pin hole 114 are symmetrically arranged with respect to an axis of the rotary base 11, the inlet pin hole 113 is communicated with the first locking groove 111 and/or the second locking groove 112, the outlet pin hole 114 is communicated with the first locking groove 111 and/or the second locking groove 112, the detection sensor 12 is provided on the rotary base 11 and configured to detect a position of a pin hole, the rotary driving assembly 13 is configured to drive the rotary base 11 to rotate to enable the detection sensor 12 to determine a position of the pin hole 300 and to drive the rotary base 11 to rotate by a predetermined angle so that the inlet pin hole 113 is aligned with the pin hole to facilitate the pin feeding mechanism 20 to complete a pin feeding operation, the pin feeding mechanism 20 is installed on the rotary base 11, and the pin feeding mechanism 20 is configured to feed an outlet end of the pin feeding mechanism 700 that the pin feeding mechanism 300 is communicated with the pin feeding mechanism.

It is understood that, when the pin 700 is installed, the pin 700 is installed in the pin hole of the pin shaft 300 through the pin inlet 113, the head 701 of the pin 700 is caught outside the pin inlet 113, and the body 702 extends into the pin outlet 114 or out of the pin outlet 114.

It can be understood that the pin inlet 113 extends to the front end surface of the rotary base 11, and the pin outlet 114 extends to the front end surface of the rotary base 11, that is, when the pin feeding mechanism 20 inserts the pin 700 into the pin hole of the pin 300, the pin feeding mechanism 100 is moved backwards, and the pin 700 is not affected.

Optionally, when the length of the pin shaft 300 is long, the rotary base 11 may be matched with the pin shaft 300, only the first clamping groove 111 is disposed on the rotary base 11, when the length of the pin shaft 300 is short, and the pin shaft 300 does not have a position matched with the rotary base 11, only the second clamping groove 112 may be disposed on the rotary base 11, the first clamping groove 111 and the second clamping groove 112 may also be disposed on the rotary base 11 at the same time, at this time, the first clamping groove 111 is matched with the pin shaft 300, and the second clamping groove 112 is matched with the pin shaft nut 400.

It can be understood that the positions of the rotary seat 11, which are sleeved on the pin shaft 300 and the pin shaft nut 400, are preset, that is, the position and the depth of the first slot 111 and the position and the depth of the second slot 112 are set according to the distance between the pin hole and the end surface of the pin shaft 300 or the distance between the pin hole and the pin shaft nut 400, and as long as the rotary seat 11 is sleeved on the pin shaft 300 and the pin shaft nut 400, the pin inlet hole 113 can be aligned with the pin hole of the pin shaft 300 by rotating a preset angle.

It should be noted that, during application, the automatic pin feeding mechanism 100 is installed on a mechanical arm (not shown), the mechanical arm drives the automatic pin feeding mechanism 100 to perform lifting movement and translation movement with respect to the pin shaft 300 so as to enable the front end of the rotary base 11 to be sleeved on the pin shaft 300 or the pin shaft nut 400, the rotary driving assembly 13 drives the rotary base 11 to rotate, during the rotation of the rotary base 11, the detection sensor 12 detects the position of the pin hole, after the pin hole is detected, the rotary driving assembly 13 drives the rotary base 11 to rotate by a preset angle (for example, 90 degrees), so that the pin inlet 113 on the rotary base 11 is aligned with the pin hole, and then the pin feeding mechanism 20 inserts the pin 700 into the pin hole of the pin shaft 300.

In the embodiment, the pin supplementing device is provided with a connecting plate 40, and the pin supplementing device is mounted on the mechanical arm through the connecting plate 40.

Further, the pin supplementing device may further include a forming mechanism (not shown), after the automatic pin feeding mechanism 100 finishes automatic pin feeding, the forming mechanism can bend the part of the pin body 702 of the pin 700, which is exposed out of the pin shaft 300, so as to prevent the pin 700 from falling off, and the specific structure of the forming mechanism is not described, as long as the above functions are achieved.

When the automatic pin feeding mechanism 100 of the embodiment of the invention positions the pin hole, the rotating seat 11 is sleeved on the pin shaft 300 or the nut, then the rotating driving assembly 13 drives the rotating seat 11 to rotate, and meanwhile, the detection sensor 12 arranged on the rotating seat 11 detects the position of the pin hole, after the pin hole is detected, the rotating driving assembly 13 drives the rotating seat 11 to rotate by a preset angle (for example, 90 degrees), so that the pin inlet hole 113 on the rotating seat 11 is aligned with the pin hole, the pin feeding mechanism 20 feeds the pin 700 into the pin hole through the pin inlet hole 113, the rotating seat 11 rotates by at most one turn, the detection sensor 12 can determine the position of the pin hole, the positioning speed is high, after the pin hole is positioned, the rotating seat 11 rotates by the preset angle, and the pin feeding mechanism 20 can insert the pin 700 into the pin hole of the pin shaft, thereby improving the pin feeding speed; moreover, the position of the pin hole is determined by the detection sensor 12, and the positioning precision is high.

Referring to fig. 2 and 6, for example, in some embodiments, the detection sensor 12 is an opposite emission type photosensor, the detection sensor 12 includes a transmitter 121 and a receiver 122, the rotary base 11 is provided with a first through hole 115 and a second through hole 116, the first through hole 115 and the second through hole 116 are symmetrically arranged about an axis of the rotary base 11, the transmitter 121 is installed in the first through hole 115, the receiver 122 is installed in the second through hole 116, and when the rotary base 11 is rotated to align the first through hole 115 with the pin hole, laser emitted from the transmitter 121 can be received by the receiver 122, and at this time, the position of the pin hole can be determined.

It will be understood that the preset angle for the rotation driving assembly 13 to drive the rotation base 11 to rotate is related to the position relationship between the detection sensor 12 and the pin inlet 113, for example, if the detection sensor 12 is 90 degrees different from the pin inlet 113, the preset angle for the rotation is 90 degrees.

Referring to fig. 3, 4 and 5, for example, in some embodiments, the automatic pin feeding mechanism 100 further includes a mounting base 30, the mounting base 30 is provided with a mounting cavity 31, the rotary driving assembly 13 includes a rotary driving member 131, a driving wheel 132 and a gear shaft 133, the rotary driving member 131 is mounted on the mounting base 30, the driving wheel 132 is sleeved on an output end of the rotary driving member 131, the gear shaft 133 is rotatably mounted in a second end of the mounting cavity 31, the gear shaft 133 is in meshing transmission with the driving wheel 132, the rotary base 11 is connected with the gear shaft 133, when it is necessary to drive the rotary base 11 to rotate, the rotary driving member 131 drives the driving wheel 132 to rotate, the gear shaft 133 rotates along with the driving wheel 132, so that the rotary base 11 rotates, and the rotary driving assembly 13 is reasonably arranged, so that the automatic pin feeding mechanism 100 has a more compact overall structure and can drive the rotary base 11 to rotate and move horizontally to complete the positioning operation and the bending operation.

Specifically, the rotary drive 131 is a motor.

Optionally, the rotary base 11 is screwed with the gear shaft 133, and the connection mode is simple and reliable.

Alternatively, the gear shaft 133 is provided with a plurality of weight-reducing holes 1331, and the weight of the automatic pin mounting mechanism 100 can be reduced and made lighter by providing the weight-reducing holes 1331.

Preferably, the rotary drive assembly 13 further includes a bearing 134, the gear shaft 133 is mounted in the mounting cavity 31 through the bearing 134, the gear shaft 133 is rotatably mounted in the mounting cavity 31 by the bearing 134, and the bearing 134 is configured to reduce a friction coefficient of the gear shaft 133 during rotation and ensure revolution accuracy thereof.

Optionally, two bearings 134 are provided, and the rotary drive assembly 13 further includes a bushing 137, the bushing 137 being mounted on the gear shaft 133 and located between the two bearings 134.

Specifically, the bearing 134 is an angular contact ball bearing that can simultaneously bear both radial and axial loads and can operate at higher rotational speeds.

Further, the rotary driving assembly 13 further includes a lock nut 135, the bearing 134 is mounted on the gear shaft 133, the lock nut 135 is in threaded connection with the gear shaft 133, the lock nut 135 is located outside the bearing 134 and abuts against the bearing 134, and the mounting mode is simple and reliable and is easy to assemble and disassemble.

Preferably, the rotary driving assembly 13 further includes a gear cover 136, the gear cover 136 is disposed on the outer side of the driving wheel 132 and the gear shaft 133, and the gear cover 136 is detachably connected to the mounting base 30, so that the driving wheel 132 and the gear shaft 133 can be protected by the gear cover 136.

Preferably, the rotation driving assembly 13 further includes a third proximity switch 138, where the third proximity switch 138 is used to detect a zero point position of the rotating base 11, and after the automatic pin installing mechanism 100 is assembled, there may be a cable, and when the rotating base 11 is debugged, the zero point position of the rotating base 11 needs to be found, so as to avoid that the rotating base 11 rotates repeatedly and the cable is torn.

Referring to fig. 4, 7-12, for example, in some embodiments, the pin transferring mechanism 20 includes a guide seat 21, a bin assembly 22, and a pin transferring assembly 23, a pin transferring groove 211 is formed on the guide seat 21, an outlet end of the pin transferring groove 211 is communicated with the pin inlet hole 113, the bin assembly 22 is connected to the guide seat 21, the bin assembly 22 stores a pin 700 and is used for transferring the pin 700 into the pin transferring groove 211, the pin transferring assembly 23 is used for transferring the pin 700 from the pin transferring groove 211 into the pin hole, and automatic pin transferring is realized by the cooperation of the bin assembly 22 and the pin transferring assembly 23, so that the pin supplementing device can operate continuously, and thus the pin supplementing efficiency can be improved.

Preferably, the pin assembly 23 includes a pin driving member 231, a first chain wheel 232, a first chain 233 and a push head 234, the guide base 21 is further provided with a first guide groove 212 communicated with the pin conveying groove 211, the pin driving member 231 is mounted on the guide base 21, the first chain wheel 232 is connected with a first output end of the pin driving member 231, the first chain 233 is slidably disposed in the first guide groove 212, the first chain 233 is in meshing transmission with the first chain wheel 232, the push head 234 is connected with the first chain 233, and the push head 234 is slidably disposed in the pin conveying groove 211, the push head 234 is configured to be magnetically attracted to the pin 700, that is, a magnetic attraction structure is disposed at an end of the push head 234 away from the first chain 233, or the push head 234 is made of a magnetic material, the pin assembly 23 is simple in structure, reliable in operation and high in transmission efficiency, and the operation path of the pin assembly 23 can be bent by a driving manner of the chain wheel, so as to reduce the center of gravity of the pin assembly 23. In addition, the pushing head 234 can be magnetically attracted to the pin 700, and when the pin 700 is not aligned with the pin hole and needs to be retracted, the pushing head 234 can drive the pin 700 to retract and reposition.

When the pin is fed, the pin feeding driving member 231 drives the first chain wheel 232 to rotate, the first chain 233 engaged with the first chain wheel 232 moves along the first guide groove 212, and drives the push head 234 and the pin 700 adsorbed on the push head 234 to move towards the pin feeding hole 113 until the pin 700 is fed into the pin feeding hole, the pin feeding driving member 231 stops working, the pin body 702 of the pin 700 bent by the forming mechanism 30 is exposed out of the pin shaft 300, the pin feeding driving member 231 drives the first chain wheel 232 to rotate reversely, and the first chain 233 drives the push head 234 to return to the initial position, so that the pin 700 is supplemented.

Referring to fig. 7 and 8, for example, in some embodiments, the pin assembly 23 further includes a second sprocket 235 and a second chain 236, the guide base 21 is further provided with a second guide groove 213 communicating with the pin conveying groove 211, the pin driving member 231 and the pin conveying groove 211 are both disposed between the first guide groove 212 and the second guide groove 213, the second sprocket 235 is connected to the second output end of the pin driving member 231, the second chain 236 is slidably disposed in the second guide groove 213, the second chain 236 is in meshing transmission with the second sprocket 235, two sides of the pusher 234 are respectively connected to the first chain 233 and the second chain 236, and the pusher 234 is driven to reciprocate along the pin conveying groove 211 from two sides of the pusher 234 by disposing the second chain 236 in cooperation with the first chain 233, so that the operation stability is higher.

Specifically, the pin drive 231 is a worm gear motor.

Optionally, the pin assembly 23 further comprises a connecting rod 237, the connecting rod 237 transversely penetrates the pushing head 234, and both sides of the connecting rod 237 are connected with the first chain 233 and the second chain 236 respectively.

Alternatively, both sides of the connecting rod 237 are connected to the first chain 233 and the second chain 236 by connecting ropes (not shown), respectively.

When the pin is fed, the pin feeding driving member 231 drives the first chain wheel 232 and the second chain wheel 235 to rotate synchronously, the first chain 233 engaged with the first chain wheel 232 moves along the first guide groove 212, the second chain 236 engaged with the second chain wheel 235 moves along the second guide groove 213, and drives the push head 234 and the pin 700 adsorbed on the push head 234 to move towards the pin feeding hole 113 until the pin 700 is fed into the pin feeding hole, the pin feeding driving member 231 stops working, the pin body 702 of the forming mechanism 30 bends the pin 700 to expose the part of the pin shaft 300, the pin feeding driving member 231 drives the first chain wheel 232 and the second chain wheel 235 to rotate reversely, and the first chain 233 drives the push head 234 and the pin 700 adsorbed on the push head 234 to leave the pin feeding hole 113 and reset to the initial position, so as to feed the pin 700.

Further, both sides of the guide seat 21 are respectively provided with a third sliding groove 214 and a fourth sliding groove 215, the third sliding groove 214 and the fourth sliding groove 215 are both communicated with the pin conveying groove 211, the first end of the connecting rod 237 extends out of the guide seat 21 from the third sliding groove 214, and the second end of the connecting rod 237 extends out of the guide seat 21 from the fourth sliding groove 215, namely, the first end and the second end of the connecting rod 237 respectively extend out of the guide seat 21, so that the position of the push head 234 can be intuitively determined according to the position of the connecting rod 237, and the pin conveying assembly 23 can be conveniently debugged.

In other embodiments, the connecting rod 237 is not provided, and a first connecting portion (not shown) and a second connecting portion (not shown) are respectively protruded on two sides of the pushing head 234, the first connecting portion is connected to the first chain 233, and the second connecting portion is connected to the second chain 236.

Referring to fig. 7 and 8, for example, in some embodiments, the guide seat 21 includes a guide base 216, a first cover 217 and a second cover 218, the guide base 216 includes a main body portion 2161, a first U-shaped portion 2162 and a second U-shaped portion 2163, the main body portion 2161 is connected to the bin assembly 22, the first U-shaped portion 2162 and the second U-shaped portion 2163 are disposed at two sides of the top of the main body portion 2161 at intervals, the pin transport slot 211 is disposed on the main body portion 2161, the first guide slot 212 extends from the first U-shaped portion 2162 to the main body portion 2161, the second guide slot 213 extends from the second U-shaped portion 2163 to the main body portion 2161, the pin driving member 231 is mounted on the main body portion 2161, the first output end of the pin driving member 231 extends into the first U-shaped portion 2162, the second output end of the pin driving member 231 extends into the second U-shaped portion 2163, the first cover 217 is detachably connected to the first U-shaped portion 2162 and the main body portion 2161, the second cover 218 is detachably connected to the main body portion 2163, and the guide base assembly is capable of reducing the gravity of the guide base assembly by the guide base 21623.

Referring to fig. 8-11, illustratively, in some embodiments, the guide seat 21 is provided with a pin inlet 219 communicating with the pin feeding groove 211, the pin inlet 219 is adapted to the pin 700, when the pin 700 includes an end head part 701 and a pin body 702, and the diameter of the end head part 701 is larger than that of the pin hole, the pin inlet 219 includes a first hole part 2191 adapted to the end head part 701 and a second hole part 2192 adapted to the pin body 702, the first hole part 2191 is located above the second hole part 2192, the diameter of the first hole part 2191 is larger than that of the second hole part 2192, the magazine assembly 22 includes a magazine 221, a first push block 222, a first elastic member 223 and a push rod 224, the magazine 221 is connected to the guide seat 21, the magazine 221 is provided with a pin groove 2211 and a third guide groove 2212 communicating with the pin groove 2211, the top of the nail groove 2211 is provided with a first opening 2213, one side of the nail groove 2211 facing the pin inlet 219 is provided with a second opening 2214, the second opening 2214 is opposite to the second hole portion 2192, the pins 700 are arranged in the nail groove 2211, one end of the nail groove 2211 facing the pin inlet 219 is a pin outlet position, the first push block 222 is in sliding connection with Chu Dinghe, the first elastic piece 223 is elastically compressed between the first push block 222 and the pin storage box 221, the top rod 224 is in sliding connection with the third guide groove 2212, the top rod 224 is located below the pin outlet position, two sides of the top rod 224 are respectively connected with two sides of the connecting rod 237, or two sides of the top rod 224 are respectively connected with the first chain 233 and the second chain 236, and by reasonably arranging the structure of the bin assembly 22, automatic replenishment of the pins 700 can be met, and continuous replenishment work of the pin replenishment device can be facilitated.

It should be noted that, when the pin driving member 231 drives the first chain 233 and the second chain 236 to retract, the push rod 224 is driven to move toward the pin 700 until the push rod 224 lifts the pin 700 at the pin ejecting position (i.e. the pin 700 close to the pin entrance 219) to the pin entrance 219, and at the same time, under the elastic action of the first elastic member 223, the pin 700 arranged in the magazine 221 moves toward the pin entrance 219 to push the pin 700 at the pin ejecting position into the pin entrance 219 and the pin conveying groove 211, and after the pin 700 enters the pin conveying groove 211, the push head 234 generates an adsorption force on the pin 700, so that the pin 700 is adsorbed on the push head 234.

Specifically, the first elastic member 223 is a spring.

Optionally, a second tension spring (not shown) is connected between the push rod 224 and the rotary base 11 in order to better complete the reset of the push rod 224 or to limit the moving stroke of the push rod 224.

Alternatively, both sides of the carrier bar 224 are connected to both sides of the connecting rod 237 through connecting ropes (not shown), respectively, or both sides of the carrier bar 224 are connected to the first chain 233 and the second chain 236 through connecting ropes (not shown), respectively.

Preferably, the magazine assembly 22 further includes a pressing cover 225, the pressing cover 225 is detachably connected to the magazine 221, and the pressing cover 225 is configured to press the pin 700 beside the nail ejecting position, so as to prevent the pin 700 beside from moving when the push rod 224 lifts the pin 700 to the pin inlet 219.

Preferably, the nail storage box 221 is further provided with an introduction hole 2215 communicated with the nail groove 2211, the introduction hole 2215 is an inclined hole, the introduction hole 2215 extends into the nail groove 2211 from the top of the nail storage box 221, and when the pin 700 is placed in the nail groove 2211, the pin 700 slides into the nail groove 2211 along the position of the introduction hole 2215, so that the nail can be placed more conveniently.

Preferably, the magazine assembly 22 further includes a first guide rod 226 and a second guide rod 227 respectively disposed at two sides of the magazine 221, two sides of the first push block 222 are slidably connected with the first guide rod 226 and the second guide rod 227 respectively, the first elastic member 223 is sleeved on the first guide rod 226 and the second guide rod 227, and the operating stability of the gland 225 is made higher by disposing the first guide rod 226 and the second guide rod 227.

Referring to fig. 10-12, in other embodiments, the pin feeding mechanism 20 has another structure, the pin feeding mechanism 20 includes a magazine 24, a pin pressing assembly 25 and a pin conveying assembly 26, the magazine 24 is provided with a magazine 241, the front surface of the magazine 24 is provided with a fifth chute 242 and a pin feeding chute 243, the fifth chute 242 and the pin feeding chute 243 are respectively communicated with the magazine 241, the magazine 241 is provided with a discharging station, the discharging station is disposed above the pin outlet hole 114, the magazine 241 is arranged with a plurality of pins 700, the pressing assembly includes a second pushing block 251 and a second elastic member (not shown), the second pushing block 251 includes a pushing plate 2511 and an inverted L-shaped plate 2512 disposed at a first end of the pushing plate 2511, a pressing portion 3238 zxft 38 is disposed at a second end of the pushing plate 2511, the pushing plate 2511 is adapted to the fifth chute 242, the pressing portion 3262 zxft Is slidably disposed in the magazine 241, the inverted L-shaped plate 2512 is slidably connected to the back surface of the magazine 24, the inverted L-shaped plate 322 is inserted into the pin conveying assembly through the second elastic member 3224, the pin conveying mechanism 20, the pin conveying mechanism is more conveniently and the pin assembly is disposed above the pin conveying mechanism 20, and the pin is more conveniently and the pin conveying mechanism 20 is disposed above the pin conveying mechanism after the pin conveying mechanism moves through the pin conveying mechanism.

Specifically, the back of the storage box 24 is provided with the guide rail seat 244, the inverted L-shaped plate 2512 is provided with the guide rail 2513 matched with the guide rail seat 244, the guide rail 2513 is slidably arranged on the guide rail seat 244, and the guide rail 2513 and the guide rail seat 244 are matched with each other through arrangement of the guide rail 2513, so that the second push block 251 can run more smoothly in the sliding process.

Specifically, the second elastic member is a tension spring.

When the pin 700 is installed, the second push block 251 is slid to the edge of the storage tank 241, which is not in the discharging position, the second elastic piece stretches to place the pin 700 into the storage tank 241 from the pin inlet 243, after the storage tank is full, the second push block 251 is released, the second elastic piece retracts, the pressing part 25111 of the second push block 251 automatically pushes the pin 700 tightly, and the pin 700 is made to advance to the discharging position.

Preferably, the pin conveying assembly 26 includes a fixed seat 261, a pin driving member 262, a third sprocket wheel 263 and a third chain (not shown), the fixed seat 261 is installed at the top of the magazine 24, a fourth guide groove 2611 is provided on the fixed seat 261, the fourth guide groove 2611 extends from the fixed seat 261 into the magazine 24 and is located at a position of the magazine 24 corresponding to the discharging station, the fourth guide groove 2611 is communicated with the magazine 241, the pin driving member 262 is installed on the fixed seat 261, the third sprocket wheel 263 is connected with an output end of the pin driving member 262, the third chain is in meshing transmission with the third sprocket wheel 263, the third chain is slidably disposed in the fourth guide groove 2611, the pin conveying assembly 26 has a simple structure and high operation stability. And the running path of the pin conveying assembly 26 can be bent through the driving mode of the chain sprocket, so that the gravity center of the pin conveying assembly 26 can be lowered.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (10)

1. The utility model provides an automatic go up round pin mechanism, its characterized in that includes positioning mechanism and send round pin mechanism, positioning mechanism includes roating seat, detection sensor and rotary drive subassembly, the roating seat front end be provided with the first draw-in groove of round pin axle adaptation and/or with round pin axle nut complex second draw-in groove, the roating seat radially is provided with into pinhole and goes out the pinhole, enter the pinhole with it regards to go out the pinhole the axis symmetry of roating seat sets up, enter the pinhole with first draw-in groove and/or second draw-in groove intercommunication, go out the pinhole with first draw-in groove and/or second draw-in groove intercommunication, detection sensor locates on the roating seat, rotary drive subassembly is used for driving the roating seat is rotatory so that the detection sensor confirms the pin hole position of round pin axle, and be used for driving the roating seat gyration is predetermine the angle so that advance pinhole and pin hole align, send round pin mechanism to install on the roating seat, just send round pin mechanism's exit end with send round pin hole intercommunication, send round pin mechanism to be used for inserting the round pin axle in the round pin hole.

2. The automatic pin loading mechanism according to claim 1, wherein the detection sensor comprises a transmitter and a receiver, the rotary base is provided with a first through hole and a second through hole, the first through hole and the second through hole are symmetrically arranged about an axis of the rotary base, the transmitter is installed in the first through hole, and the receiver is installed in the second through hole.

3. The automatic pin installing mechanism according to claim 1, further comprising a mounting seat, wherein the mounting seat is provided with a mounting cavity, the rotary driving component comprises a rotary driving member, a driving wheel and a gear shaft, the rotary driving member is installed on the mounting seat, the driving wheel is sleeved on an output end of the rotary driving member, the gear shaft is rotatably installed in the mounting cavity, the gear shaft is in meshing transmission with the driving wheel, and the rotating seat is connected with the gear shaft.

4. The automatic pin feeding mechanism according to claim 3, wherein a plurality of weight-reducing holes are provided on the gear shaft.

5. The automatic pin feeding mechanism according to claim 3, wherein the rotary drive assembly further comprises a bearing and a lock nut, the bearing is mounted on the gear shaft, the lock nut is threadedly connected to the gear shaft, and the lock nut is located outside the bearing and abuts against the bearing.

6. The automatic pin feeding mechanism of claim 3, wherein the rotary driving assembly further comprises a gear cover, the gear cover is sleeved outside the driving wheel and the gear shaft, and the gear cover is detachably connected with the mounting seat.

7. The automatic pin feeding mechanism according to claim 1, wherein the pin feeding mechanism includes a guide seat, a bin assembly, and a pin feeding assembly, the guide seat is provided with a pin conveying groove and a first guide groove and a second guide groove respectively communicated with the pin conveying groove, an outlet end of the pin conveying groove is communicated with a pin feeding hole of the automatic pin feeding mechanism, the bin assembly is connected with the guide seat, the bin assembly stores a pin and is used for conveying the pin into the pin conveying groove, the pin feeding assembly includes a pin feeding driving member, a first sprocket, a first chain, a second sprocket, a second chain, and a pusher, the pin feeding driving member is installed on the guide seat, the first sprocket is connected with a first output end of the pin feeding driving member, the first chain is slidably disposed in the first guide groove, the first chain is in meshing transmission with the first sprocket, the second sprocket is connected with a second output end of the pin feeding driving member, the second chain is slidably disposed in the second guide groove, the second chain is in meshing transmission with the second sprocket, the second chain is in magnetic transmission with the pin feeding hole, and the second chain is connected with the pin feeding hole.

8. The automatic pin feeding mechanism according to claim 7, wherein the guide seat is provided with a pin inlet communicated with the pin conveying groove, the pin inlet comprises a first hole part adapted to an end part of the pin and a second hole part adapted to a pin body of the pin, the magazine assembly comprises a pin storage box, a first push block, a first elastic member and a push rod, the pin storage box is connected with the guide seat, the pin storage box is provided with a pin groove and a third guide groove communicated with the pin groove, the top of the pin groove is provided with a first opening, one side of the pin groove facing the pin inlet is provided with a second opening, the second opening is opposite to the second hole part, the pin is arranged in the pin groove, one end of the pin groove facing the pin inlet is a pin outlet position, the first push block is slidably connected with the pin storage box, the first elastic member is elastically compressed between the first push block and the pin storage box, the push rod is slidably arranged in the third guide groove, the push rod is located below the pin outlet position, and the first elastic member is respectively connected with the second push rod and the second chain.

9. The automatic pin feeding mechanism according to claim 1, wherein the pin feeding mechanism comprises a storage box, a pin pressing assembly and a pin conveying assembly, the storage box is provided with a storage slot, the front surface of the storage box is provided with a fifth chute and a pin feeding slot, the fifth chute and the pin feeding slot are respectively communicated with the storage slot, the storage slot is provided with a discharging station, the discharging station is arranged above the pin discharging hole, the storage slot is arranged with a plurality of pins, the pressing assembly comprises a second push block and a second elastic element, the second push block comprises a push plate and an inverted L-shaped plate arranged at a first end of the push plate, a second end of the push plate is provided with a pressing part, the push plate is matched with the fifth chute, the pressing part is slidably arranged in the storage slot, the inverted L-shaped plate is slidably connected with the back surface of the storage box, the inverted L-shaped plate is connected with the storage box through the second elastic element, the pin conveying assembly is arranged above the storage box, a movement path of the pin conveying assembly passes through the discharging slot, and the pin conveying assembly is used for inserting the pin into the pin hole of the pin conveying assembly.

10. The automatic pin feeding mechanism according to claim 9, wherein the pin conveying assembly includes a fixing seat, a pin driving member, a third sprocket and a third chain, the fixing seat is mounted on the top of the magazine, the fixing seat is provided with a fourth guide slot, the fourth guide slot extends from the fixing seat into the magazine and is located at a position of the magazine corresponding to the discharge station, the fourth guide slot is communicated with the magazine, the pin driving member is mounted on the fixing seat, the third sprocket is connected with an output end of the pin driving member, the third chain is in meshing transmission with the third sprocket, and the third chain is slidably disposed in the fourth guide slot.

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