CN219618857U - Automatic pin hanging and releasing device - Google Patents

Abstract

The utility model belongs to the technical field of material vehicle connection, and particularly discloses an automatic pin hanging and releasing device, which comprises a triggering device and a pin connecting device, wherein the pin connecting device comprises a bolt for connecting a front vehicle and a rear vehicle, a transverse moving device for driving the bolt to move and a fixing frame for installing a fixed bolt and the transverse moving device; the bolt is connected with the fixing frame in an up-and-down sliding way through the through hole; the transverse moving device is transversely connected with the fixed frame in a sliding manner and used for receiving a bolt; one end of the transverse moving device is provided with a slope for lifting the bolt; the front and rear vehicles move relative to the triggering device, so that the transverse moving device is started, connection or disconnection of the front and rear vehicles is realized through the slope lifting bolt, a motor or an air cylinder is not needed, the structure is simple, the cost is low, the front and rear vehicles are not easy to damage, the service life is long, the hanging connection is realized by utilizing the movement of the material vehicle, and the connection is simple and reliable.

Description

Automatic pin hanging and releasing device

Technical Field

The utility model belongs to the technical field of material vehicle connection, and particularly relates to an automatic pin hanging and releasing device.

Background

AGVs are abbreviations of AutomatedGuidedVehicle, namely "automatic guided vehicles," which means vehicles equipped with electromagnetic or optical automatic guides that can travel along a prescribed guide path, with safety protection and various transfer functions, wherein some types of AGVs can be submerged under a material vehicle to pull the material vehicle to be hooked with the material vehicle in a designated position.

In the existing method, the connection and disconnection of the hanging pin devices of two material vehicles are manually interfered or a motor and an electric cylinder are needed. The manual efficiency is low, the labor cost is high, a certain safety risk exists, and the operation is troublesome. The structure of using the motor and the electric cylinder as the hanging pin and the releasing pin is complex, the problem is easy to occur, and the maintenance cost is high. Therefore, it is necessary to optimize the structure of the pin hanging device of the material vehicle, so as to overcome the above-mentioned drawbacks.

Disclosure of Invention

Aiming at the problems of complex structure, high cost and inconvenient maintenance of a pin hanging device of a material vehicle in the prior art, an automatic pin hanging and pin removing device is provided. The utility model provides the following technical scheme:

the pin connecting device comprises a bolt for connecting a front car and a rear car, a transverse moving device for driving the bolt to move and a fixing frame for installing the fixed bolt and the transverse moving device; the bolt is connected with the fixing frame in an up-and-down sliding way through the through hole; the transverse moving device is transversely connected to the fixing frame in a sliding manner and used for receiving a bolt; one end of the transverse moving device is provided with a slope for lifting the bolt.

Preferably, the lateral movement device comprises a push rod and a spring, the push rod is slidably connected to the fixing frame, the spring is sleeved outside the push rod, and two ends of the spring are respectively abutted to the fixing frame and the push rod.

Preferably, the triggering device comprises a bracket and a wedge block, wherein the wedge block is fixedly connected to the bracket, and the bracket is connected to the ground.

Preferably, the push rod is fixedly connected with a protection block at one end close to the wedge block, and the push rod is abutted against the wedge block through the protection block.

Preferably, the push rod is fixedly connected with a push plate at one end far away from the wedge block, the push plate comprises a sloping plate and a first connecting plate and a second connecting plate which are connected to two ends of the sloping plate, the first connecting plate and the second connecting plate are respectively connected with the push rod and a bolt, a strip hole is formed in the sloping plate, and the bolt is connected to the fixing frame after passing through the strip hole.

Preferably, the fixing frame comprises two positioning plates for fixing the push rod and the spring, a pin seat for fixing the bolt and a supporting frame for receiving the first connecting plate.

Preferably, the pin connection device further comprises a tail connection plate for connecting the tail of the front vehicle and a head connection plate for connecting the head of the rear vehicle, wherein a locking pin hole is formed in the tail connection plate and is connected with the bolt in a matched mode.

Preferably, the fixing frame is hinged with a stop lever, the free end of the stop lever is operably abutted to the tail connecting plate, and the stop lever is operably supported on the bolt.

Preferably, the stop lever is hinged to the head connecting plate through a hinge seat.

Preferably, the bottom of the pin seat of the fixing frame is fixedly connected with a limiting block for abutting against the blocking rod, and the blocking rod is separated from the bearing state of the bolt when the blocking rod abuts against the limiting block.

Compared with the prior art, the utility model has the following beneficial effects:

1. the front and rear vehicles move relative to the triggering device, so that the transverse moving device is started, the connection or disconnection of the front and rear vehicles is realized through the slope lifting bolt, a motor or an air cylinder is not needed, the structure is simple, the cost is low, the front and rear vehicles are not easy to damage, the service life is long, the hanging connection is realized by utilizing the movement of the material vehicle, and the connection is simple and reliable;

2. the transverse moving device comprises a push rod and a spring, a limiting block is arranged on the push rod, the push rod is connected to the positioning plate in a sliding manner, the spring is sleeved outside the push rod, and two ends of the spring respectively abut against the positioning plate and the limiting block on the push rod, so that the push rod can return automatically;

3. one end close to the wedge block is fixedly connected with a protection block, the end part of the protection block is in a round convex shape, and the push rod is in butt joint with the wedge block through the protection block, so that friction loss can be reduced, and contact stability is improved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is another cross-sectional schematic view of the present utility model;

in the attached drawings, 1, a trigger device; 11. a bracket; 12. wedge blocks; 21. a lateral movement device; 211. a push rod; 212. a spring; 213. a protection block; 214. a push plate; 221. a positioning plate; 222. a support frame; 223. a pin base; 23. a plug pin; 24. a head connecting plate; 25. a stop lever; 26. and a tail connecting plate.

Detailed Description

The directional words such as "upper", "lower", "left", "right", and the like, used in the following embodiments are merely directions with reference to the drawings, and thus, the directional words used are intended to illustrate, not to limit, the utility model.

As shown in fig. 1-3, an automatic pin-hanging and pin-removing device comprises a triggering device 1 and a pin connecting device, wherein the pin connecting device comprises a bolt 23 for connecting a front car and a rear car, a transverse moving device 21 for driving the bolt 23 to move, and a fixing frame for installing the fixed bolt 23 and the transverse moving device 21; the bolt 23 is connected with the fixing frame in an up-and-down sliding way through the through hole; the transverse moving device 21 is transversely connected with the fixed frame in a sliding way and receives a bolt 23; one end of the transverse moving device 21 is provided with a slope for lifting the bolt 23; the front and rear vehicles move relative to the triggering device 1, so that the transverse moving device 21 is started, and then the connection or disconnection of the front and rear vehicles is realized through the slope lifting bolt 23, a motor or an air cylinder is not needed, the structure is simple, the cost is low, the front and rear vehicles are not easy to damage, the service life is long, the hanging connection is realized by utilizing the movement of the material vehicle, and the connection is simple and reliable.

Specifically, the fixing frame includes two positioning plates 221 for fixing the push rod 211 and the spring 212, a pin seat 223 for fixing the latch 23, and a supporting frame 222 for receiving the first connecting plate. The transverse moving device 21 comprises a push rod 211 and a spring 212, wherein a limiting block is arranged on the push rod 211, the push rod 211 is connected to the positioning plate 221 in a sliding manner, the spring 212 is sleeved outside the push rod 211, and two ends of the spring are respectively abutted against the positioning plate 221 and the limiting block on the push rod 211, so that the push rod 211 can return automatically; the trigger device 1 comprises a bracket 11 and a wedge block 12, the wedge block 12 is fixedly connected to the bracket 11, the bracket 11 is connected to the ground, and the trigger device 1 can be fixed at a proper position according to the needs so as to shorten the hanging time of the material trolley.

The push rod 211 is fixedly connected with a protection block 213 at one end close to the wedge block 12, the end part of the protection block 213 is in a round convex shape, and the push rod 211 is abutted against the wedge block 12 through the protection block 213, so that friction loss can be reduced, and contact stability can be improved. Push rod 211 is kept away from wedge 12's one end fixedly connected with push pedal 214, and push pedal 214 includes the swash plate and connects in first connecting plate and the second connecting plate at swash plate both ends, and push rod 211 and bolt 23 are connected respectively to first connecting plate and second connecting plate swash plate integrated into one piece, and bolt 23 passes rectangular hole back and connects in the mount.

The pin connecting device also comprises a tail connecting plate 26 for connecting the tail of the front vehicle and a head connecting plate 24 for connecting the head of the rear vehicle, wherein the tail connecting plate 26 is provided with a locking pin hole which is in matched connection with the bolt 23; the fixed frame is hinged with a stop lever 25, one free end of the stop lever 25 is operably connected with a tail connecting plate 26, and the stop lever 25 is operably connected with the bolt 23. The stop lever 25 is hinged to the head connecting plate 24 by a hinge seat. The bottom of the pin seat 223 of the fixing frame is fixedly connected with a limiting block for abutting against the stop lever 25, and when the stop lever 25 abuts against the limiting block, the stop lever 25 is separated from the bearing state of the plug pin 23.

Before docking, the tail connecting plate 26 is fixedly connected with the tail (or the head of the front vehicle, the direction of which is just for distinguishing the front vehicle from the rear vehicle) of the front vehicle in advance, and the head connecting plate 24 is fixedly connected with the head (or the tail) of the rear vehicle; when the front car is hung, the distance between the front car and the rear car is shortened, the tail connecting plate 26 pushes the stop lever 25 to rotate, the pin 23 is driven to move upwards when the stop lever 25 rotates, when the stop lever 25 is separated from the pin 23, the pin 23 is just aligned with the locking pin hole of the tail connecting plate 26, and then the pin 23 is inserted into the locking pin hole under the action of gravity, so that the hanging is realized; the front and rear vehicles synchronously move after being connected, when the connection is released, the front and rear vehicles move beside the trigger device 1, a push rod 211 connected with the rear vehicle abuts against the inclined surface of the wedge block 12 through a protection block 213, so that the horizontal transverse movement of the push rod 211 is realized, the push rod 211 drives the lifting of the plug 23 through the relative movement of the inclined plate and the plug 23, the front vehicle can release the connection with the rear vehicle after the plug 23 is separated from a locking pin hole, the plug 23 is continuously lifted until the stop lever 25 is overturned back to the lower side of the plug 23 under the action of gravity; the rear vehicle moves away, the push rod 211 automatically returns, the plug pin 23 falls on the stop lever 25, so that the hanging is released, the whole process does not depend on a motor, the cost is low, the convenience is high, the stability is high, after the hanging is released, the plug pin 23 can be stably placed on the stop lever 25, and abnormal sound is not generated during loosening or moving.

Claims (10)

1. The automatic pin hanging and releasing device is characterized by comprising a triggering device (1) and a pin connecting device, wherein the pin connecting device comprises a bolt (23) for connecting a front car and a rear car, a transverse moving device (21) for driving the bolt (23) to move and a fixing frame for installing the fixed bolt (23) and the transverse moving device (21); the bolt (23) is connected with the fixing frame in an up-down sliding way through the through hole; the transverse moving device (21) is transversely connected with the fixed frame in a sliding manner and is used for receiving a bolt (23); one end of the transverse moving device (21) is provided with a slope for lifting the bolt (23).

2. The automatic pin hanging and pin releasing device according to claim 1, wherein the transverse moving device (21) comprises a push rod (211) and a spring (212), the push rod (211) is slidably connected to the fixed frame, and the spring (212) is sleeved outside the push rod (211) and two ends of the spring are respectively abutted against the fixed frame and the push rod (211).

3. The automatic pin-hanging and pin-releasing device according to claim 2, characterized in that the triggering device (1) comprises a bracket (11) and a wedge block (12), the wedge block (12) being fixedly connected to the bracket (11).

4. An automatic pin-hanging and pin-releasing device according to claim 3, characterized in that the push rod (211) is fixedly connected with a protection block (213) at one end close to the wedge block (12), and the push rod (211) is abutted against the wedge block (12) through the protection block (213).

5. The automatic pin hanging and pin removing device according to claim 3, wherein the push rod (211) is fixedly connected with a push plate (214) at one end far away from the wedge block (12), the push plate (214) comprises a sloping plate and a first connecting plate and a second connecting plate connected to two ends of the sloping plate, the first connecting plate and the second connecting plate are respectively connected with the push rod (211) and the plug pin (23), a strip hole is formed in the sloping plate, and the plug pin (23) penetrates through the strip hole and then is connected to the fixing frame.

6. The automatic pin-hanging and pin-releasing device according to claim 5, wherein the fixing frame comprises two positioning plates (221) for fixing the push rod (211) and the spring (212), a pin seat (223) for fixing the pin (23) and a supporting frame (222) for receiving the first connecting plate.

7. The automatic pin hanging and releasing device according to claim 6, characterized in that the pin connecting device further comprises a tail connecting plate (26) for connecting the front vehicle tail and a head connecting plate (24) for connecting the rear vehicle head, wherein a locking pin hole is arranged on the tail connecting plate (26), and the locking pin hole is in fit connection with a bolt (23).

8. The automatic pin hanging and releasing device according to claim 7, characterized in that a stop lever (25) is hinged on the fixing frame, a free end of the stop lever (25) is operably abutted to the tail connecting plate (26), and the stop lever (25) is operably received on the plug pin (23).

9. The automatic pin-off-hook device according to claim 8, characterized in that the bar (25) is hinged to the head connection plate (24) by means of a hinge seat.

10. The automatic pin hanging and releasing device according to claim 9, wherein a limiting block for abutting against the stop lever (25) is fixedly connected to the bottom of the pin seat (223) of the fixing frame, and when the stop lever (25) abuts against the limiting block, the stop lever (25) is separated from the receiving state of the plug pin (23).