CN220051830U - Mobile robot for logistics - Google Patents

Abstract

The utility model provides a mobile robot for logistics, comprising: the placing box is used for placing goods, and is opened upwards and opened forwards; the clamping mechanism is provided with two groups and is respectively arranged at the two sides of the left and right directions of the placing box, each group of clamping mechanism comprises two clamping jaws and two abutting plates, the two clamping jaws are respectively arranged at positions close to the corresponding inner wall surfaces of the left and right side walls of the placing box, and the clamping jaws can move back and forth relative to the placing box; each abutting plate is arranged on the clamping jaw and positioned on one side of the clamping jaw, which is close to the goods, and each abutting plate can move towards the direction close to the goods or away from the goods so as to clamp or unclamp the goods; the driving mechanism is arranged at the bottom of the placement box and used for driving the placement box to move.

Description

Mobile robot for logistics

Technical Field

The utility model relates to the technical field of intelligent robots, in particular to a mobile robot for logistics.

Background

With the recent rapid development of electronic commerce, logistics distribution is becoming a core element of electronic commerce. The number and variety of resources that need to be coordinated and scheduled presents an unprecedented challenge to the operational management of warehouse logistics centers. According to the related investigation, 60% -70% of time is spent on picking up goods by workers in the warehouse in the traditional mode, and besides, the logistics cost in China is always higher due to the rapid rise of the land and manpower cost, and the industry is always searching for intelligent logistics equipment capable of saving the warehouse area and improving the logistics efficiency. To unify logistics resources including transportation, storage, loading and unloading, carrying, packaging, circulation processing, distribution, information platform and the like, besides intelligent management facilities, equipment capable of replacing manual loading and unloading, carrying and packaging is needed, wherein an intelligent logistics robot is a typical representative. The autonomous mobile robot is introduced into the storage space to replace manual cargo carrying, so that the labor intensity of workers can be effectively reduced, the maintenance cost is reduced, the operation efficiency is improved, and the storage space layout has good reconfigurability.

Chinese patent CN216286315U discloses a modern logistics mobile robot autonomous control system, which comprises a main body, all be fixed with electric telescopic handle on the lower surface four corners of main part, and electric telescopic handle's flexible end and the lower surface fixed of main part, two electric telescopic handle's on main part right side opposite one side is all fixed on a steering gear through first mount, and first mount is fixed on electric telescopic handle's fixed end, the lower surface of steering gear is fixed with the fixed axle through the dowel steel, the both ends of fixed axle are all rotated and are connected with first rotating wheel, two electric telescopic handle's on the left side of main part opposite one side is all fixed on the power ware through the second mount, this modern logistics mobile robot autonomous control system can survey the barrier around and below of this mobile robot and make the action of evading, the security is strong, can interact with other robots, the emergence of inertial collision thing has been avoided, the use of modern logistics of being convenient for.

However, when the goods are moved to the target position by the structure, the goods are required to be placed on the goods shelf manually, and therefore the working efficiency cannot be improved.

Disclosure of Invention

To above-mentioned problem, provide a mobile robot for commodity circulation to through being equipped with the clamping jaw in the both sides of placing the box to this is fixed to the goods centre gripping through the clamping jaw, later the rethread drive dolly orders about the clamping jaw and removes, thereby will place on the box goods and remove on the goods shelves, with this can be by oneself place the goods on the box on the goods shelves or with the goods on the goods shelves shift to place on the box.

In order to solve the problems in the prior art, the utility model provides the following technical scheme:

a mobile robot for logistics, comprising:

the placing box is used for placing goods, and is opened upwards and opened forwards;

the clamping mechanism is provided with two groups and is respectively arranged at the two sides of the left and right directions of the placing box, each group of clamping mechanism comprises two clamping jaws and two abutting plates, the two clamping jaws are respectively arranged at positions close to the corresponding inner wall surfaces of the left and right side walls of the placing box, and the clamping jaws can move back and forth relative to the placing box; each abutting plate is arranged on the clamping jaw and positioned on one side of the clamping jaw, which is close to the goods, and each abutting plate can move towards the direction close to the goods or away from the goods so as to clamp or unclamp the goods;

the driving mechanism is arranged at the bottom of the placement box and used for driving the placement box to move.

Preferably, each of the clamping jaws is provided with an embedded groove on a side facing the goods, and when the abutting plate is far away from the goods, the abutting plate can enter the embedded groove, and when the abutting plate is close to the goods, the abutting plate can extend out of the embedded groove.

Preferably, the clamping mechanism further comprises two driving trolleys, the two driving trolleys are arranged on the outer side surfaces of the side walls on the left side and the right side of the placement box and can move along the front-back direction, and the driving trolleys are connected with the corresponding clamping jaws and can drive the corresponding clamping jaws to move back and forth along the front-back direction.

Preferably, the left side wall and the right side wall of the placement box are respectively provided with a first chute, the first chutes extend along the front-back direction, each first chute penetrates through the corresponding side wall in the left-right direction, and the front end of each first chute is communicated with the outside; one side of the clamping jaw is provided with a first sliding block which is matched with the first sliding groove, the first sliding block can slide in the front-back direction in the first sliding groove, and the first sliding block extends from the inner side of the placement box to the outer side of the placement box; each driving trolley is fixedly connected with a corresponding first sliding block.

Preferably, the left side and the right side of each placing space are provided with second sliding grooves, and the driving trolley is provided with second sliding blocks which are in sliding fit with the second sliding grooves.

Preferably, the driving mechanism comprises a moving assembly, the moving assembly comprises a moving base arranged at the bottom of the placing box and four rollers distributed at the bottom of the moving base in a matrix mode, the four rollers are arranged on the moving base through roller frames, and the roller frames of the two rollers located on the front side can rotate along a vertical axis.

Preferably, the moving assembly further comprises:

a steering motor arranged on the lower surface of the movable base and positioned between the two rollers on the front side;

a first gear arranged on an output shaft of the steering motor;

a rack extending in the left-right direction and engaged with the first gear;

the transmission assembly is provided with two groups, each group of transmission assembly comprises a second gear and a third gear which are coaxially arranged on the lower surface of the movable base, the second gear is meshed with the teeth on the corresponding roller frame, and the third gear is meshed with the teeth on the rack.

Preferably, the upper surface of the movable base is provided with an electric push rod, and the output end of the electric push rod is fixedly connected with the bottom end of the placement box.

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

1. according to the utility model, the clamping jaws are arranged on two sides of the placing box, so that goods are clamped and fixed through the clamping jaws, and then the clamping jaws are driven to move through the driving trolley, so that the goods on the placing box can be moved to the goods shelf, and the goods on the placing box can be placed on the goods shelf or the goods on the goods shelf can be transferred to the placing box.

2. According to the utility model, the steering motor is arranged on the movable base, and the gear is driven to rotate by the steering motor, so that the roller at the front end is driven to rotate by the rack, and the robot is controlled to steer.

Drawings

Fig. 1 is a perspective view of a mobile robot for logistics.

Fig. 2 is a schematic perspective view of a mobile robot for logistics with a side plate hidden.

Fig. 3 is a schematic perspective view of the placement case.

Fig. 4 is an internal configuration diagram of the gripping mechanism.

Fig. 5 is a bottom view of a mobile robot for logistics.

Fig. 6 is a partial enlarged view at a in fig. 5.

Fig. 7 is a partial enlarged view at B in fig. 5.

Fig. 8 is a front view of a mobile robot for logistics.

The reference numerals in the figures are: 1-placing a box; 11-a first chute; 12-side plates; 13-a second chute; 2-a clamping mechanism; 21-clamping jaw; 211-a first slider; 22-abutting plates; 23-a scissor fork assembly; 24-driving a trolley; 25-telescopic cylinder; 3-a driving mechanism; 31-a moving assembly; 311-moving the base; 312-a roller; 313-small motor; 314—a first gear; 315-rack; 316-a transmission assembly; 32-electric push rod.

Detailed Description

The utility model will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the utility model and the specific objects and functions achieved.

Referring to fig. 1 to 4, the present utility model provides: the mobile robot for logistics comprises a placement box 1, wherein two groups of clamping mechanisms 2 for clamping cargoes are arranged on the outer side of the placement box 1, and a driving mechanism 3 for moving is arranged at the bottom of the placement box 1; each group of clamping mechanism 2 comprises a clamping jaw 21, an abutting plate 22, a scissor fork assembly 23 and a driving trolley 24; the holding claws 21 are provided at positions near the corresponding inner wall surfaces of the left and right side walls of the set case 1, and the holding claws 21 are movable back and forth with respect to the set case 1. The clamping jaw 21 is provided with a built-in groove which is opened toward the middle of the placement box 1, the abutting plate 22 is used for abutting on corresponding sides of the left and right sides of the goods, and the abutting plate 22 can move back and forth along the left and right directions to retract into the corresponding built-in groove or move out of the corresponding built-in groove.

The scissors fork assembly 23 is arranged in the embedded groove, one end of the scissors fork assembly 23 is abutted against the bottom of the corresponding embedded groove, the other end of the scissors fork assembly is abutted against the corresponding abutting plate 22, the scissors fork assembly 23 can stretch and retract along the left-right direction and then can push the abutting plate 22 to move back and forth along the left-right direction, and the scissors fork assembly 23 is driven by a telescopic cylinder 25. Preferably, other means of the prior art may be used instead of the scissor fork assembly 23, such as directly pushing the abutment plate 22 with a pneumatic cylinder.

The driving trolley 24 is disposed on the outer side surfaces of the side walls on the left and right sides of the placement box 1 and is movable in the front-rear direction, and the driving trolley 24 is connected to the corresponding clamping jaw 21 and is capable of driving the corresponding clamping jaw 21 to move back and forth in the front-rear direction.

The placing box 1 is opened upwards and opened forwards, goods can be placed in the placing box 1, when sorting personnel or automatic equipment place the goods on the placing box 1, the driving mechanism 3 arranged at the bottom of the placing box 1 can move the goods on the placing box 1 to a specified goods shelf, and when the front end of the placing box 1 is aligned with the goods shelf, the abutting plate 22 clamps the goods and moves forwards so as to push the goods out of the front end of the placing box 1. After the goods are moved onto the shelves, the abutment plates 22 are released and moved back to the initial position.

The baffle that can set up freely to open and shut of placing box 1 front end, the baffle is rotatory round the bottom of placing box 1 front end to this is when needs place the goods on the goods shelves, and the baffle is rotatory downwards until the baffle level is placed, and then forms the supporting bridge between placing box 1 and goods shelves, ensures that the goods can be steady remove on the goods shelves. Of course, the baffle can be arranged according to actual conditions or not.

Referring to fig. 3, it is shown that: the left and right side walls of the placement box 1 are respectively provided with a first chute 11, the first chute 11 extends along the front and rear directions, each first chute 11 penetrates through the corresponding side wall in the left and right directions, and the front end of each first chute 11 is communicated with the outside. A first sliding block 211 matched with the first sliding groove 11 is arranged on one side of the clamping jaw 21, the first sliding block 211 can slide in the front-back direction in the first sliding groove 11, and the first sliding block 211 extends from the inner side of the placement box 1 to the outer side of the placement box 1; each driving trolley 24 is fixedly connected with the corresponding first sliding block 211. The driving trolley 24 can drive the clamping jaw to move back and forth through the first sliding block 211, and further can drive goods to move back and forth.

Referring to fig. 1 and 3, it is shown that: the outer side surfaces of the left side and the right side of the placement box 1 are respectively provided with a side plate 12; the cross section of the side plate 12 is in a U shape, the opening of the U shape faces the placing box 1, a placing space is formed between the placing box 1 and the corresponding side plate 12, and the driving trolley 24 is positioned in the placing space.

Second sliding grooves 13 are formed in the left side and the right side of each placement space, second sliding blocks (not shown) which are in sliding fit with the second sliding grooves 13 are arranged on the driving trolley 24, and the driving trolley 24 can be guided through the second sliding grooves 13 and the second sliding blocks on one hand and can be supported on the other hand.

Referring to fig. 5, the driving mechanism 3 includes a moving assembly 31; the moving assembly 31 includes a moving base 311 disposed at the bottom of the placement box 1, and four rollers 312 distributed at the bottom of the moving base 311 in a matrix. The roller 312 is driven by a motor. Each roller 312 is disposed on the movable base 311 by a roller frame. The two roller frames at the front end can rotate along the vertical axis relative to the moving base 311, so that steering is realized.

Referring to fig. 6 and 7, the moving assembly 31 further includes a steering motor 313, a first gear 314, a rack 315, and a transmission assembly 316; a steering motor 313 is provided on the lower surface of the moving base 311 and is interposed between two rollers 312 at the front end of the moving assembly 31, and the first gear 314 is provided on an output shaft of the steering motor 313; the rack 315 is provided at one side of the first gear 314 in the front-rear direction and intermeshes with the first gear 314. The transmission assembly 316 has two sets of and sets up the both sides in the left and right directions of steering motor 313, transmission assembly 316 includes the second gear and the third gear that set up from top to bottom, the second gear with the tooth meshing on the corresponding gyro wheel frame, the third gear meshes with the tooth on rack 315, and then can drive two gyro wheels 312 of front end and rotate along vertical axis synchronization through steering motor 313, and then realize turning to.

Referring to fig. 8, an electric push rod 32 is provided on the upper surface of the moving base 311; the output end of the electric push rod 32 is fixedly connected with the bottom end of the placement box 1. The lifting of the placement cassette 1 can be realized by the electric push rod 322. Of course, in actual use, the electric putter 32 may be mounted or not mounted as needed.

The foregoing examples merely illustrate one or more embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (8)

1. A mobile robot for logistics, comprising:

the placing box is used for placing goods, and is opened upwards and opened forwards;

the clamping mechanism is provided with two groups and is respectively arranged at the two sides of the left and right directions of the placing box, each group of clamping mechanism comprises two clamping jaws and two abutting plates, the two clamping jaws are respectively arranged at positions close to the corresponding inner wall surfaces of the left and right side walls of the placing box, and the clamping jaws can move back and forth relative to the placing box; each abutting plate is arranged on the clamping jaw and positioned on one side of the clamping jaw, which is close to the goods, and each abutting plate can move towards the direction close to the goods or away from the goods so as to clamp or unclamp the goods;

the driving mechanism is arranged at the bottom of the placement box and used for driving the placement box to move.

2. A mobile robot for logistics according to claim 1, wherein each of said jaws is provided with a recess on the side facing the load, said abutment plate being adapted to enter the recess when said abutment plate is remote from the load and to protrude from the recess when said abutment plate is adjacent to the load.

3. The mobile robot for logistics in accordance with claim 2, wherein the gripping mechanism further comprises two driving trolleys, the two driving trolleys are disposed on the outer sides of the side walls of the left and right sides of the placement box and are capable of moving in the front-rear direction, the driving trolleys are connected with the corresponding gripping claws, and the driving trolleys are capable of driving the corresponding gripping claws to move back and forth in the front-rear direction.

4. A mobile robot for logistics according to claim 3, wherein first sliding grooves are formed in both left and right side walls of the placement box, the first sliding grooves extend in the front-rear direction, each first sliding groove penetrates through the corresponding side wall in the left-right direction, and the front end of each first sliding groove is communicated with the outside; one side of the clamping jaw is provided with a first sliding block which is matched with the first sliding groove, the first sliding block can slide in the front-back direction in the first sliding groove, and the first sliding block extends from the inner side of the placement box to the outer side of the placement box; each driving trolley is fixedly connected with a corresponding first sliding block.

5. The mobile robot for logistics according to claim 4, wherein a second sliding groove is provided at the left and right sides of each of the placement spaces, and a second sliding block slidably engaged with the second sliding groove is provided on the driving cart.

6. The mobile robot for logistics in accordance with claim 5, wherein the driving mechanism comprises a moving assembly, the moving assembly comprises a moving base arranged at the bottom of the placement box and four rollers distributed at the bottom of the moving base in a matrix, the four rollers are arranged on the moving base through roller frames, and the roller frames of the two rollers positioned at the front side can rotate along the vertical axis.

7. The mobile robot for logistics in accordance with claim 6, wherein the mobile assembly further comprises:

a steering motor arranged on the lower surface of the movable base and positioned between the two rollers on the front side;

a first gear arranged on an output shaft of the steering motor;

a rack extending in the left-right direction and engaged with the first gear;

the transmission assembly is provided with two groups, each group of transmission assembly comprises a second gear and a third gear which are coaxially arranged on the lower surface of the movable base, the second gear is meshed with the teeth on the corresponding roller frame, and the third gear is meshed with the teeth on the rack.

8. The mobile robot for logistics in accordance with claim 7, wherein the upper surface of the mobile base is provided with an electric push rod, and the output end of the electric push rod is fixedly connected with the bottom end of the placement box.