阅读说明：本技术 承载agv的驱动支撑结构 (Drive supporting structure for bearing AGV ) 是由 艾巍 朴永灿 周密 张孟琦 于 2021-06-25 设计创作，主要内容包括：本发明公开了承载AGV的驱动支撑结构,包括基座,所述基座的下表面一侧安装有万向轮,所述基座的下表面另一侧固定安装有主齿轮,所述主齿轮的下表面转动连接有转盘,所述转盘的下表面一边侧位置固定安装有转位电机,所述转位电机的转动端贯穿转盘且固定连接有副齿轮,所述主齿轮与副齿轮啮合连接,所述转盘的下表面固定安装有座体,所述座体的一侧壁设有舵轮,所述座体上固定安装有驱动舵轮转动的驱动电机,所述转盘的下表面且位于万向轮与舵轮之间设有摆动组件,AGV车体框架与摆动组件的安装面固定连接,本发明,当AGV经过起伏路面时,舵轮和万向轮会左右自动摇摆,靠机械结构自身的重量平衡路面的高差,从而保证AGV和和承载的工件稳定性。(The invention discloses a driving support structure for bearing an AGV, which comprises a base, wherein one side of the lower surface of the base is provided with a universal wheel, the other side of the lower surface of the base is fixedly provided with a main gear, the lower surface of the main gear is rotatably connected with a turntable, one side of the lower surface of the turntable is fixedly provided with a transposition motor, the rotating end of the transposition motor penetrates through the turntable and is fixedly connected with a pinion, the main gear is meshed with the pinion, the lower surface of the turntable is fixedly provided with a base body, one side wall of the base body is provided with a steering wheel, the base body is fixedly provided with a driving motor for driving the steering wheel to rotate, the lower surface of the turntable is provided with a swinging assembly positioned between the universal wheel and the steering wheel, a frame of the AGV body is fixedly connected with a mounting surface of the swinging assembly, when the AGV passes through a fluctuating road surface, the steering wheel and the universal wheel can automatically swing left and right, the height difference of the road surface is balanced by the self weight of the mechanical structure, so that the stability of the AGV and the loaded workpiece is ensured.)

1. Bear drive support structure of AGV, including base (1), its characterized in that: the universal wheel (2) is installed on one side of the lower surface of the base (1), a main gear (3) is fixedly installed on the other side of the lower surface of the base (1), the lower surface of the main gear (3) is connected with a turntable (4) in a rotating mode, a position fixing device is installed on one side of the lower surface of the turntable (4) and provided with a transposition motor (5), the rotating end of the transposition motor (5) penetrates through the turntable (4) and is fixedly connected with an auxiliary gear (6), the main gear (3) is meshed with the auxiliary gear (6) and connected with the auxiliary gear, a base body (7) is fixedly installed on the lower surface of the turntable (4), a steering wheel (8) is arranged on one side wall of the base body (7), a driving motor (9) for driving the steering wheel (8) to rotate is fixedly installed on the base body (7), a swinging assembly is arranged on the lower surface of the turntable (4) and located between the universal wheel (2) and the steering wheel (8), AGV automobile body frame and swing assembly's installation face fixed connection, universal wheel (2) and steering wheel (8) are through swing assembly swaying each other.

2. The drive support structure that carries an AGV according to claim 1, wherein: the swing subassembly includes two bearing frames (10), the lower surface symmetry fixed mounting of carousel (4) has otic placode (11), two rotate between otic placode (11) and be connected with pivot (12), the both ends of pivot (12) run through two respectively the earhole of otic placode (11), the both ends of pivot (12) all rotate respectively through bearing (13) and connect in two bearing frames (10), and two bearing frames (10) are all through bolt and AGV body frame fixed connection, and the bilateral symmetry that just is located otic placode (11) on the AGV body frame is equipped with spacing fastener for the semi-circular edge wall that limits otic placode (11) is swung the position to both sides.

3. The drive support structure that carries an AGV according to claim 2, wherein: spacing fastener includes L shape fixture block (14), L shape fixture block (14) pass through bolt fixed mounting on AGV automobile body frame, the laminating of the semicircular edge wall of otic placode (11) is on the inside wall of L shape fixture block (14).

4. The drive support structure that carries an AGV according to claim 2, wherein: the bearing (13) adopts a double-row angular contact ball bearing.

5. The drive support structure that carries an AGV according to claim 1, wherein: the utility model discloses a gear train, including carousel (4), one side of upper surface symmetry fixed mounting of carousel (4) has travel switch (15), two travel switch (15) all with transposition motor (5) electric connection, one side of lower surface fixed mounting of master gear (3) has with two kicking block (16) that travel switch (15) cooperation was used for restricting master gear (3) and rotate the dislocation.

6. The drive support structure that carries an AGV according to claim 1, wherein: the lower surface of carousel (4) one side position still fixed mounting have fine setting motor (17), the rotation end of fine setting motor (17) runs through carousel (4) and fixedly connected with fine setting gear (18), fine setting gear (18) are connected with master gear (3) meshing.

7. The drive support structure that carries an AGV according to claim 1, wherein: the seat body (7) is in an inverted L shape.

8. The drive support structure that carries an AGV according to claim 2, wherein: and one side of the bearing seat (10) far away from the lug plate (11) is connected with an end cover (19) through a bolt.

9. The drive support structure that carries an AGV according to claim 2, wherein: the AGV comprises an AGV body frame, wherein stoppers (20) are fixedly mounted on the upper surface of the AGV body frame and close to the two ends of a bearing seat (10).

Technical Field

The invention relates to the technical field of supporting structures, in particular to a driving supporting structure for bearing an AGV.

Background

AGV is as a neotype conveying equipment, is favored by the host computer factory increasingly in recent years, for traditional conveying equipment such as hoist, slide, AGV's characteristics are: the device is light, flexible and high in reliability, and the beat is saved. When the AGV breaks down, only offline maintenance is needed, and the production line can not be stopped. In case of failure of the conventional conveying equipment, the whole line and even the whole workshop are stopped, and high time and labor cost are generated. Therefore, replacing conventional transport equipment with AGVs is the mainstream direction of future designs.

AGV is a emerging conveying equipment, and the technical threshold is high, and the design cycle is long, and domestic fitting spare quality can not guarantee, and the imported fitting spare is expensive again, and its shortcoming of current domestic AGV mainly reflects on AGV's core assembly drive arrangement, and current AGV is when relatively poor road surface walking, and stability is relatively poor, and its mechanical structure is unstable.

Disclosure of Invention

The invention aims to provide a driving support structure for bearing an AGV (automatic guided vehicle), which aims to solve the problems that the defects of the existing domestic AGV in the background technology are mainly reflected on a core component driving device of the AGV, and the existing AGV has poor stability and unstable mechanical structure when walking on poor roads.

In order to achieve the purpose, the invention provides the following technical scheme: bear AGV's drive bearing structure, which comprises a base, the universal wheel is installed to lower surface one side of base, the lower surface opposite side fixed mounting of base has the master gear, the lower surface rotation of master gear is connected with the carousel, one side position fixed mounting of lower surface of carousel has the transposition motor, the rotation end of transposition motor runs through carousel and fixedly connected with pinion, the master gear is connected with the pinion meshing, the lower fixed surface of carousel installs the pedestal, a lateral wall of pedestal is equipped with the steering wheel, fixed mounting has drive steering wheel pivoted driving motor on the pedestal, the lower surface of carousel just is located and is equipped with the swing subassembly between universal wheel and the steering wheel, the installation face fixed connection of vehicle body frame and swing subassembly, universal wheel and AGV wheel sway each other through the swing subassembly.

Preferably, the swing subassembly includes two bearing frames, the lower surface symmetry fixed mounting of carousel has the otic placode, two rotate between the otic placode and be connected with the pivot, the both ends of pivot run through two respectively the earhole of otic placode, the both ends of pivot all rotate respectively through the bearing and connect in two bearing frames, and two bearing frames all are through bolt and AGV body frame fixed connection, and the bilateral symmetry that just is located the otic placode on the AGV body frame is equipped with spacing fastener for the semi-circular edge wall of restriction otic placode swings the position to both sides.

Preferably, the limiting clamping piece comprises an L-shaped clamping block, the L-shaped clamping block is fixedly mounted on an AGV body frame through a bolt, and the semicircular edge walls of the lug plates are attached to the inner side walls of the L-shaped clamping block.

Preferably, the bearing is a double-row angular contact ball bearing.

Preferably, one avris of the upper surface of carousel symmetry fixed mounting has travel switch, two travel switch all with transposition motor electric connection, one avris of the lower surface of master gear fixed mounting have with two the kicking block that travel switch cooperation was used for restricting the master gear and rotating the excessive position.

Preferably, a fine adjustment motor is fixedly mounted at a side position of the lower surface of the turntable, a rotating end of the fine adjustment motor penetrates through the turntable and is fixedly connected with a fine adjustment gear, and the fine adjustment gear is meshed with the main gear.

Preferably, the seat body is in an inverted L shape.

Preferably, one side of the bearing seat far away from the lug plate is connected with an end cover through a bolt.

Preferably, the upper surface of AGV automobile body frame just presses close to the equal fixed mounting in both ends position of bearing frame and has the dog.

Compared with the prior art, the invention has the beneficial effects that: bear the drive bearing structure of AGV, through the cooperation setting of universal wheel and steering wheel, can play the horizontal support effect to the base, through the cooperation setting of driving motor and pedestal, when starting driving motor, can drive the steering wheel and rotate, thereby drive the motion of whole supporting mechanism, through the cooperation setting of carousel and transposition motor, because master gear and pinion are meshing connection, thereby when starting the transposition motor, can drive the steering wheel and rotate, the universal wheel will also follow simultaneously and rotate, thereby realize bearing structure's transposition, through the bearing frame, otic placode and the cooperation setting of bearing, can realize the rotation of pivot, the invention, when AGV passes through the undulation road surface, steering wheel and universal wheel can automatic the left and right sides sway, rely on the weight balance height difference on mechanical structure self road surface, thereby guarantee AGV and the work piece stability who bears.

Drawings

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

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic top view of the present invention;

fig. 4 is a schematic cross-sectional structure of the present invention.

In the figure: 1. a base; 2. a universal wheel; 3. a main gear; 4. a turntable; 5. a transposition motor; 6. a pinion gear; 7. a base body; 8. a steering wheel; 9. a drive motor; 10. a bearing seat; 11. an ear plate; 12. a rotating shaft; 13. a bearing; 14. an L-shaped fixture block; 15. a travel switch; 16. a top block; 17. fine tuning a motor; 18. fine-tuning the gear; 19. an end cap; 20. and a stop block.

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.

Referring to fig. 1-4, the present invention provides a technical solution: bear AGV's drive bearing structure, including base 1, universal wheel 2 is installed to the lower surface one side of base 1, the lower surface opposite side fixed mounting of base 1 has master gear 3, the lower surface rotation of master gear 3 is connected with carousel 4, lower surface one side position fixed mounting of carousel 4 has transposition motor 5, the rotation end of transposition motor 5 runs through carousel 4 and fixedly connected with pinion 6, master gear 3 is connected with the meshing of pinion 6, the lower fixed mounting of carousel 4 has pedestal 7, a lateral wall of pedestal 7 is equipped with steering wheel 8, fixed mounting has drive steering wheel 8 pivoted driving motor 9 on the pedestal 7, through the cooperation setting of driving motor 9 and pedestal 7, when starting driving motor 9, can drive steering wheel 8 and rotate to drive whole supporting mechanism motion, through the cooperation setting of carousel 4 and transposition motor 5, because master gear 3 is connected with the pinion 6 meshing to when starting transposition motor 5, can drive the helm 8 and rotate, universal wheel 2 also will follow the rotation simultaneously, thereby realizes bearing structure's transposition, the lower surface of carousel 4 just is located and is equipped with the swing subassembly between universal wheel 2 and the helm 8, AGV automobile body frame and swing subassembly's installation face fixed connection, universal wheel 2 sways each other through the swing subassembly with helm 8.

Specifically, the swing assembly comprises two bearing seats 10, ear plates 11 are symmetrically and fixedly installed on the lower surface of the rotary disc 4, a rotating shaft 12 is rotatably connected between the two ear plates 11, the two ends of the rotating shaft 12 respectively penetrate through the lug holes of the two lug plates 11, the two ends of the rotating shaft 12 are respectively and rotatably connected in the two bearing blocks 10 through bearings 13, the two bearing blocks 10 are respectively and fixedly connected with an AGV body frame through bolts, limiting clamping pieces are symmetrically arranged on the AGV body frame and positioned on the two sides of the lug plates 11, used for limiting the semicircular edge wall of the lug plate 11 from swinging over to two sides, through the matching arrangement of the bearing seat 10, the lug plate 11 and the bearing 13, can realize the rotation of pivot 12, when AGV passes through the road surface that fluctuates, steering wheel 8 and universal wheel 2 can automatic swaying about, lean on the difference in height on the weight balance road surface of mechanical structure self to guarantee AGV and the work piece stability who bears.

Particularly, spacing fastener includes L shape fixture block 14, L shape fixture block 14 passes through bolt fixed mounting on AGV body frame, the laminating of the semi-circular edge wall of otic placode 11 is on the inside wall of L shape fixture block 14, through the cooperation setting of L shape fixture block 14 and bolt, can restrict the semi-circular edge wall of otic placode 11 and rotate the dislocation.

Specifically, the bearing 13 is a double row angular contact ball bearing.

Particularly, the symmetrical fixed mounting of an upper surface avris of carousel 4 has travel switch 15, two travel switch 15 all with 5 electric connection of transposition motor, the one avris fixed mounting of lower surface of master gear 3 has with two kicking block 16 that travel switch 15 cooperation was used for restricting master gear 3 and rotating the position, sets up through travel switch 15 and kicking block 16's cooperation, can prevent to rotate the position when master gear 3 clockwise or anticlockwise rotates.

Particularly, there is fine setting motor 17 lower surface one side position of carousel 4 still fixed mounting, the rotation end of fine setting motor 17 runs through carousel 4 and fixedly connected with fine setting gear 18, fine setting gear 18 is connected with the meshing of master gear 3, sets up through the cooperation of fine setting motor 17 and fine setting gear 18, because fine setting gear 18 is connected with the meshing of master gear 3 to when starting fine setting motor 17, can drive the helm 8 and rotate, carry out the fine motion adjustment of transposition, be used for more meticulous transposition adjustment.

Specifically, the seat body 7 is in an inverted L shape, and is used for supporting and rotating the steering wheel 8, and meanwhile, the installation is convenient.

Specifically, an end cover 19 is bolted to the side of the bearing seat 10 remote from the ear plate 11.

Specifically, stoppers 20 are fixedly mounted on the upper surface of the AGV body frame and close to both end positions of the bearing housing 10.

The working principle is as follows: in the invention, the universal wheel 2 and the steering wheel 8 are arranged in a matched manner, so that the base 1 can be horizontally supported, the driving motor 9 and the base body 7 are arranged in a matched manner, when the driving motor 9 is started, the steering wheel 8 can be driven to rotate, so that the whole supporting mechanism is driven to move, through the matched arrangement of the turntable 4 and the transposition motor 5, the main gear 3 and the auxiliary gear 6 are in meshed connection, so that when the transposition motor 5 is started, the steering wheel 8 can be driven to rotate, and simultaneously, the universal wheel 2 can also rotate, so that the transposition of a supporting structure is realized, through the matched arrangement of the fine adjustment motor 17 and the fine adjustment gear 18, because the fine adjustment gear 18 and the main gear 3 are in meshed connection, when the fine adjustment motor 17 is started, the steering wheel 8 can be driven to rotate, the micro adjustment of the transposition is carried out, through the matched arrangement of the travel switch 15 and the jacking block 16, the main gear 3 can be prevented from rotating over-position when rotating clockwise or anticlockwise, the rotation of the rotating shaft 12 can be realized through the matching arrangement of the bearing seat 10, the lug plate 11 and the bearing 13, and the rotation over-position of the semicircular edge wall of the lug plate 11 can be limited through the matching arrangement of the L-shaped fixture block 14 and the bolt.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.