CN217048160U - Traction type hook device - Google Patents

Abstract

The utility model discloses a traction type hook device, which is used for pulling an AGV trolley to a skip car and is connected with the skip car through the traction type hook device, wherein a bolt is arranged on the AGV trolley, the traction type hook device comprises a base and a pin-dropping prevention component, one end of the base is provided with an opening, and the other end of the base is closed; the anticreep round pin subassembly includes plugging block and locking piece, the plugging block is installed on the base and with the opening shutoff, and plugging block and base formation are used for supplying the accommodation space that the bolt stretched into, the one end that the plugging block deviates from accommodation space forms the recess, the locking piece is in the recess and articulated with the plugging block, the locking piece can relative plugging block rotate between unblock position and locking position, the bolt promotes the plugging block and rotates to unblock position and stretch into to accommodation space in, the locking position can be got back to the locking piece when the bolt gets into in accommodation space, in order to lock the bolt in accommodation space, the utility model discloses a towed couple device simple structure just is difficult for unhook.

Description

Traction type hook device

Technical Field

The utility model relates to an Automatic Guided Vehicle (AGV) technical field, in particular to towed couple device.

Background

The first Automated Guided Vehicle (AGV) was developed successfully in the united states by Barrett electronics in the fifty years. However, in the sixties and seventies AGV technology has been developed primarily in europe. In the eighties, the development center was shifted to the united states, and the application of AGVs in China is gradually spreading. The analysis of the applied industries shows that the AGV has a very wide distribution range, such as the automobile industry, the aircraft manufacturing industry, the household appliance industry, the tobacco industry, the machining industry, the warehouse, the post and telecommunications department and the like, which indicates that the AGV has a potential wide market in China. Say that AGV just thinks about the skip, AGV can divide into according to the mode of transporting the goods and sneak into formula, backpack etc. and formula AGV that sneaks into need move to the skip below, is connected to AGV and skip together through drive mechanism and couple mechanism to give the skip with self motion transmission, drive the skip and move together. The hook mechanism is located on the skip, the traction mechanism is located on the AGV, and the traction pin in the traction mechanism enters the skip hook, so that the AGV and the skip are connected together, and the AGV can drag the skip to operate. When the towing pin descends, the towing mechanism leaves the skip hook, so that the AGV is separated from the skip.

At present, the AGV on the market pulls skip couple device structure is comparatively complicated, and occupation space is big and easy unhook, in view of above-mentioned defect, it is necessary to provide a self-locking clamping device to overcome above-mentioned defect.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing a towed couple device aims at solving the technical problem that towed couple device structure among the prior art is complicated.

In order to achieve the purpose, the utility model provides a traction type hook device, which is used for pulling an AGV trolley to a skip car and is connected through the traction type hook device, wherein a bolt is arranged on the AGV trolley, the traction type hook device comprises a base and a pin falling prevention assembly, an opening is formed at one end of the base, and the other end of the base is closed; the anticreep round pin subassembly includes plugging block and locking piece, the plugging block is installed on the base and will the opening shutoff, just the plugging block with the base forms and is used for supplying the accommodation space that the bolt stretched into, the plugging block deviates from accommodation space's one end forms the recess, the locking piece is in the recess and with the plugging block is articulated, the locking piece can be relative the plugging block rotates between unblock position and locking position, the bolt promotes the plugging block rotates extremely unblock position and stretch into extremely in the accommodation space the bolt gets into when in the accommodation space the locking piece can get back to locking position, with will the bolt locking is in the accommodation space.

Preferably, the locking piece includes interconnect's locking lever and spring bolt, the locking lever with the junction of spring bolt is through a articulated shaft with the shutoff piece is articulated, the spring bolt for the locking lever orientation the orientation setting of buckling of accommodation space.

Preferably, the hook device further comprises an elastic piece, and two ends of the elastic piece are respectively connected with the plugging block and the lock tongue.

Preferably, a first mounting groove is formed in the blocking block, a second mounting groove is formed in one side of the accommodating space, facing the lock tongue, and two ends of the elastic piece are respectively mounted in the first mounting groove and the second mounting groove.

Preferably, the elastic member is a spring.

Preferably, the blocking block comprises a top plate and two side plates, the top plate and the two side plates enclose the groove, and the joint of the lock rod and the lock tongue is hinged between the two side plates through the hinge shaft.

Preferably, one side of the top plate departing from the accommodating space is provided with an inclined surface, and the inclined surface inclines towards the side where the lock bolt is located along the direction of keeping away from the lock rod.

Preferably, the base further comprises two traction rods, the two traction rods are respectively arranged at two ends of the opening, and the two traction rods are gradually arranged in a stretching mode along the direction far away from the accommodating space.

Preferably, a connecting hole is formed in one end, far away from the opening, of the traction rod, and the hook device further comprises a connecting bolt, wherein the connecting bolt penetrates through the connecting hole to connect the traction rod with the skip car.

Preferably, the base still includes the mounting panel, the mounting panel with the connection can be dismantled to the roof, just the both ends of mounting panel respectively with open-ended both ends are connected

In the technical scheme of the utility model, in the process of connecting the AGV trolley and the skip car, the AGV trolley moves to the position of one end of the blocking block deviating from the accommodating space, the AGV trolley extends out the bolt and moves towards the direction close to the accommodating space, because the locking block is positioned in the groove and is hinged with the blocking block, the locking block can rotate between an unlocking position and a locking position relative to the blocking block, the bolt is driven by the AGV trolley to abut against the locking block and push the locking block to rotate from the locking position to the unlocking position, so that the bolt can enter the accommodating space, after the bolt enters the accommodating space, the locking block can be restored from the unlocking position to the locking position under the action of self gravity, and the bolt is locked in the accommodating space to prevent the bolt from being disengaged, the accommodating space is formed, the connection between the AGV trolley and the skip car is realized through a simple mechanical structure, the connection is stable, the occupied space is small, is not easy to unhook.

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 embodiments or the prior art descriptions 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 view of a traction hook device according to an embodiment of the present invention;

fig. 2 is a schematic structural view of another angle of the traction-type hook device according to an embodiment of the present invention;

FIG. 3 is a schematic view of the anti-slip pin assembly of FIG. 1;

fig. 4 is a schematic view of the block of fig. 1.

The reference numbers indicate:

the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indications (such as up, down, left, right, front, and rear … …) in the present embodiment are only used to explain the relative position relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indication is changed accordingly.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly defined otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "secured" are to be construed broadly, and thus, for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

The utility model provides a towed couple device.

Referring to fig. 1 to 4, a traction hook device 100 of the present invention is used for pulling an AGV trolley to a skip and connecting the AGV trolley through the traction hook device 100, the AGV trolley is provided with a latch, the traction hook device 100 includes a base 1 and an anti-slip pin assembly, one end of the base 1 forms an opening, and the other end of the base 1 is closed; the anticreep round pin subassembly includes plugging block 2 and locking piece 3, plugging block 2 installs on base 1 and with the opening shutoff, and plugging block 2 forms the accommodation space 10 that is used for supplying the bolt to stretch into with base 1, plugging block 2 deviates from accommodation space 10's one end and forms recess 20, locking piece 3 is in recess 20 and articulated with plugging block 2, locking block 3 can relative plugging block 2 rotate between unlocking position and locking position, the bolt promotes plugging block 2 and rotates to unlocking position and stretch into to accommodation space 10 in, locking block 3 can get back to locking position when the bolt gets into accommodation space 10, in order to lock the bolt in accommodation space 10.

The technical scheme of the utility model in, towed couple device 100 is installed in the skip, and the AGV dolly is used for leading to the drive skip and removes, and the AGV dolly is connected with the skip through towed couple device 100. The AGV trolley in the embodiment is a traction type AGV trolley and is provided with a bolt, the bolt can lift relative to the AGV trolley, in the process that the AGV trolley is connected with a skip car, the AGV trolley moves to the position of one end, away from the accommodating space 10, of the blocking block 2, the AGV trolley stretches out the bolt, the bolt moves towards the direction close to the accommodating space 10, as the locking block 3 is positioned in the groove 20 and hinged with the blocking block 2, the locking block 3 can rotate between an unlocking position and a locking position relative to the blocking block 2, the bolt is driven by the AGV trolley, the bolt is abutted against the locking block 3 and pushes the locking block 3 to rotate from the locking position to the unlocking position, so that the bolt can enter the accommodating space 10, after the bolt enters the accommodating space 10, the locking block 3 can recover from the unlocking position to the locking position under the action of self gravity, and the bolt is locked in the accommodating space 10, the plug is prevented from being disengaged, the accommodating space 10 is connected between the AGV trolley and the skip car through a simple mechanical structure, the connection is stable, the occupied space is small, and the unhooking is not easy to occur.

In a preferred embodiment, the locking piece 3 comprises a locking rod 30 and a locking tongue 31 which are connected with each other, the joint of the locking rod 30 and the locking tongue 31 is hinged with the blocking piece 2 through a hinge shaft, and the locking tongue 31 is bent relative to the locking rod 30 towards the accommodating space 10. When the locking piece 3 is in the locking position, locking lever 30 department and recess 20 in, the one end that locking tongue 31 kept away from locking lever 30 stretches out recess 20, when the bolt is outside accommodation space 10 and need put into accommodation space 10 in, the bolt promotes locking tongue 31 and makes locking tongue 31 rotate for the shutoff piece 2, and drive locking lever 30 and rotate for the shutoff piece 2, locking tongue 31 stretches into in recess 20 under the promotion of bolt, recess 20 is deviate from to the one end that locking tongue 31 was kept away from to locking lever 30, make locking lever 30 become the unblock position by the locking position. The latch bolt 31 is bent toward the accommodating space 10 relative to the lock rod 30, so that the rotation angle of the latch bolt 31 can be reduced, and the bolt can conveniently enter the accommodating space 10.

Further, the hook device also comprises an elastic part 4, and two ends of the elastic part 4 are respectively connected with the plugging block 2 and the lock tongue 31. In the process that the bolt pushes the bolt 31 to rotate around the plugging block 2, the elastic part 4 stores elastic force, and after the bolt enters the accommodating space 10, the elastic part 4 releases the elastic force and restores the locking block 3 to the locking position.

Furthermore, the blocking block 2 is provided with a first mounting groove 21, the locking tongue 31 is provided with a second mounting groove 310 on one side facing the accommodating space 10, and two ends of the elastic member 4 are respectively mounted in the first mounting groove 21 and the second mounting groove 310. Through setting up first mounting groove 21 and second mounting groove 310 to install the both ends of elastic component 4 respectively in first mounting groove 21 and second mounting groove 310, can fix elastic component 4 firm, prevent that elastic component 4 from the bullet when the compression flies, elastic component 4 in this embodiment is the spring, and the structure sets up rationally.

Specifically, the blocking block 2 comprises a top plate 22 and two side plates 23, the top plate 22 and the two side plates 23 enclose a groove 20, and the joint of the locking rod 30 and the locking tongue 31 is hinged between the two side plates 23 through a hinge shaft. The top plate 22 is provided with an inclined surface 33 on a side away from the accommodating space 10, and the inclined surface 33 is inclined toward the latch tongue 31 in a direction away from the lock lever 30. By providing the inclined surface 33, the locking lever 30 does not interfere with the block piece 2 during the rotation of the locking lever 30 relative to the block piece 2.

In addition, the base 1 further comprises two draw bars 5 respectively arranged at two ends of the opening, and the two draw bars 5 are gradually arranged in a tapering manner towards the direction far away from the accommodating space 10. The end, far away from the opening, of the traction rod 5 is provided with a connecting hole 50, the hook device further comprises a connecting bolt, and the connecting bolt penetrates through the connecting hole 50 to connect the traction rod 5 with the skip car. The traction type hook device 100 in the embodiment is connected with the skip through the two traction rods 5, one ends of the two traction rods 5 are respectively arranged at two ends of the opening, the two traction rods 5 are gradually arranged in a mode of extending from the opening to the direction far away from the accommodating space 10, in the process of connecting the skip of the AGV trolley, the AGV trolley moves the bolt between the two traction rods 5 and moves the bolt to the direction close to the accommodating space 10, and the traction rods 5 are gradually reduced from one end of the skip to the direction close to the accommodating space 10, so that the traction rods 5 can play a role in guiding the inserted pin, the bolt can accurately enter the accommodating space 10, and the inserted pin can be connected with the skip.

Specifically, the base 1 further includes a mounting plate 11, the mounting plate 11 is detachably connected to the top plate 22, and two ends of the mounting plate 11 are respectively connected to two ends of the opening. Set up in the open-ended top through mounting panel 11, mounting panel 11 can dismantle with the fixed plate and be connected, can dismantle the connection with shutoff piece 2 and base 1 through setting up mounting panel 11, the dismantlement and the maintenance of shutoff piece 2.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims (10)

1. The utility model provides a towed couple device for pull the AGV dolly to the skip and connect through towed couple device, be provided with the bolt on the AGV dolly, its characterized in that, towed couple device includes:

the device comprises a base, a first fixing part and a second fixing part, wherein an opening is formed at one end of the base, and the other end of the base is closed;

anticreep round pin subassembly, anticreep round pin subassembly includes plugging block and locking piece, the plugging block is installed on the base and will the opening shutoff, just the plugging block with the base forms and is used for supplying the accommodation space that the bolt stretched into, the plugging block deviates from accommodation space's one end forms the recess, the locking piece is in the recess and with the plugging block is articulated, the locking piece can be relative the plugging block rotates between unblock position and locking position, the bolt promotes the plugging block rotates extremely unblock position stretches into in the accommodation space the bolt gets into when in the accommodation space the locking piece can get back to locking position, with will the bolt locking is in the accommodation space.

2. The towing hitch apparatus of claim 1, wherein the lock block includes a lock bar and a lock tongue connected to each other, a joint of the lock bar and the lock tongue is hinged to the block through a hinge shaft, and the lock tongue is bent toward the receiving space with respect to the lock bar.

3. The hitch device of claim 2, further comprising an elastic member, both ends of said elastic member being connected to said block and said tongue, respectively.

4. The traction hook device as claimed in claim 3, wherein the blocking block has a first mounting groove, the locking tongue has a second mounting groove on a side facing the receiving space, and both ends of the elastic member are respectively mounted in the first mounting groove and the second mounting groove.

5. The hitch device of claim 4, wherein said resilient member is a spring.

6. The hitch apparatus as claimed in claim 2, wherein said block includes a top plate and two side plates, said top plate and said two side plates enclosing said recess, and a connection between said lock lever and said latch is hinged between said two side plates by said hinge shaft.

7. The towing hitch apparatus of claim 6, wherein a side of the top plate facing away from the receiving space is provided with an inclined surface that is inclined in a direction away from the lock lever toward a side where the lock tongue is located.

8. The hitch apparatus as claimed in claim 6, wherein said base further comprises two draw bars, said two draw bars being disposed at respective ends of said opening, said two draw bars being tapered in a direction away from said receiving space.

9. The hitch device of claim 8, wherein an end of the drawbar remote from the opening is provided with a coupling hole, the hitch device further comprising a coupling bolt, the coupling bolt passing through the coupling hole to couple the drawbar to the skip.

10. The hitch apparatus as claimed in claim 6, wherein said base further comprises a mounting plate, said mounting plate being removably attached to said top plate, and wherein two ends of said mounting plate are attached to two ends of said opening, respectively.

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