CN213228934U - AGV chassis drive wheel suspension - Google Patents
AGV chassis drive wheel suspension Download PDFInfo
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- CN213228934U CN213228934U CN202022175809.1U CN202022175809U CN213228934U CN 213228934 U CN213228934 U CN 213228934U CN 202022175809 U CN202022175809 U CN 202022175809U CN 213228934 U CN213228934 U CN 213228934U
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Abstract
The utility model relates to a AGV chassis field specifically relates to a disclose AGV chassis drive wheel suspension, including bottom plate, drive wheel, suspension and drive arrangement, set up on the bottom plate and supply drive wheel, suspension and drive arrangement to correspond the movable through-hole of establishing including the activity, suspension includes fixed support piece and the mobile connection's of relative fixed support piece of fixed connection on the bottom plate motion support piece, drive wheel and drive arrangement connect on motion support piece's relative both sides and drive wheel connection drive arrangement by its drive. Above-mentioned structure improves for removing the bottom plate below through the suspension strong point that will set in the bottom plate top usually, has reduced the suspension strong point height, raises AGV chassis height to realize increase AGV's ground clearance, make AGV chassis can use the scene more extensive.
Description
Technical Field
The utility model relates to a AGV chassis field specifically is a drive wheel suspension that relates to AGV chassis.
Background
China is striving to create a highly flexible, personalized and digital product and service production mode, and intelligent manufacturing becomes a hotspot in the fields of industrial production, manufacturing and application. An indoor AGV chassis (also commonly referred to as an AGV trolley) is used as a relatively independent module and can be used as a general chassis of an indoor robot, and intelligent operations such as scheduling, carrying, grabbing and the like are realized by carrying upper end execution equipment. With the recent investment and research, indoor AGV chassis has gradually reached the technical maturity, and is widely applied to logistics warehouses, archives, production workshops, routing inspection and service fields.
The existing indoor AGV chassis structure is formed by integrating a driving system, a suspension system and a follow-up system on a bottom plate, is simple in structure, high in response speed and high in generalization degree, but directly limits the application working condition of the existing indoor AGV chassis due to the small ground clearance and poor obstacle crossing capability.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a can increase the novel structure of AGV chassis drive wheel suspension in the ground clearance on AGV chassis.
In order to achieve the above purpose, the technical scheme of the utility model is that: the utility model provides a AGV chassis drive wheel suspension, includes bottom plate, drive wheel, suspension device and drive arrangement, set up on the bottom plate and supply drive wheel, suspension device and drive arrangement to correspond the activity through-hole that inlays including establishing activity, suspension device includes fixed support piece and relative fixed support piece swing joint's the motion support piece of fixed connection on the bottom plate, drive wheel and drive arrangement connect on motion support piece's relative both sides and drive wheel connection drive arrangement by its drive.
Motion support piece includes vertical motion mounting bracket, guiding axle and spring, fixed support piece includes vertical fixed mounting bracket and linear bearing, the both sides limit lower extreme fixed connection of vertical fixed mounting bracket is on the bottom plate upper surface, the vertical setting of linear bearing axis is on a side of vertical fixed mounting bracket, the guiding axle wears to establish on linear bearing and both ends wear out respectively with vertical motion mounting bracket's last lower extreme fixed connection respectively, the spring housing is established on the guiding axle and both ends are pushed up respectively on linear bearing's lower surface and vertical motion mounting bracket's lower extreme, the transmission shaft mounting hole has been seted up on the vertical motion mounting bracket, drive arrangement erection joint passes the transmission shaft mounting hole at vertical motion mounting bracket and its transmission shaft tip, drive wheel fixed connection is on drive arrangement's transmission shaft tip.
Vertical motion mounting bracket includes the riser, sets up respectively about the riser border to the connecting plate and the deep floor between connecting plate and the riser of the perpendicular protrusion setting of same one side, fixed connection is on the connecting plate that corresponds respectively at the upper and lower both ends of guiding axle, the transmission shaft mounting hole is seted up on the riser, the upper end of guiding axle is equipped with and ends the piece of colliding, vertical fixed mounting bracket includes horizontal fixed plate and the deep floor two between horizontal fixed plate and the vertical fixed plate of the perpendicular protrusion setting of same one side respectively to the lower extreme on vertical fixed plate both sides limit, linear bearing sets up on vertical fixed plate, horizontal fixed plate and bottom plate fixed connection, it is equipped with the motion area for supplying drive arrangement to pass the activity to correspond the transmission shaft mounting hole on vertical fixed plate.
The driving device comprises a driving motor, a transmission shaft mounting part connected to the vertical plate and a driving speed reducer connected between the driving motor and the transmission shaft mounting part for transmission, the output shaft of the driving motor and the output shaft of the driving speed reducer are vertically arranged, and the driving motor corresponds to the upper side of the bottom plate.
The movable through hole comprises a wheel movement area corresponding to the driving wheel, a cushioning movement area corresponding to the suspension device and a driving movement area corresponding to the driving device which are sequentially communicated, the three areas are arranged in the middle relatively and are in gradually-retracted contour shapes, and the horizontal fixing plates are fixedly connected to two side edges of the driving movement area.
The linear bearings are respectively arranged on two sides of the vertical fixing plate, the guide shafts are respectively arranged corresponding to the two linear bearings, and the transmission shaft mounting hole is correspondingly arranged between the two linear bearings.
By adopting the technical scheme, the beneficial effects of the utility model are that: according to the AGV chassis driving wheel suspension, the structure of the suspension device is improved on the existing indoor AGV chassis, the movable through holes which are formed in the bottom plate and allow the suspension device and the driving device to be correspondingly embedded and arranged in the bottom plate to move are additionally arranged, so that the suspension supporting point which is originally arranged above the bottom plate can move to the movement space below the bottom plate, the height of the suspension supporting point is reduced, and the height of the AGV chassis is raised, so that the ground clearance of the AGV is increased. On the basis of optimizing ground clearance and structural strength, the indoor AGV chassis can be applied to more complex working conditions and scenes, bear larger load and even can be expanded to partial outdoor application scenes, and the use conditions of the AGV chassis are greatly optimized.
Drawings
FIG. 1 is a schematic structural diagram of an AGV chassis drive wheel suspension according to the present invention;
FIG. 2 is a schematic structural diagram of a bottom plate portion of an AGV chassis drive wheel suspension according to the present invention;
FIG. 3 is a schematic view of another angle of AGV chassis drive wheel suspension according to the present invention;
fig. 4 is a partial structural schematic diagram of an AGV chassis drive wheel suspension according to the present invention.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following embodiments.
The present embodiment discloses an AGV chassis driving wheel suspension, and as shown in fig. 1, 2, 3 and 4, the partial structure of the AGV chassis is schematically illustrated, including a bottom plate 1, a driving wheel 2, a suspension device 3 and a driving device 4, the AGV chassis driving wheel suspension of the present embodiment is described in detail with respect to a driving wheel 2, which is different from the structure of the existing AGV chassis and is described in detail below.
Set up on the bottom plate 1 and supply drive wheel 2, suspension device 3 and drive arrangement 4 to correspond to inlay the movable through-hole 11 of establishing including activity, movable through-hole 11 is including the wheel motion district 111 of the corresponding drive wheel 1 that is linked together in proper order, the bradyseism motion district 112 that corresponds suspension device 2 and the drive motion district 113 that corresponds drive arrangement 4, three district sets up relatively placed in the middle and is the profile shape setting that indents gradually in proper order, as shown in fig. 2, left movable through-hole 11 is the ladder shape that corresponds from top to bottom, this shape sets up the profile setting that corresponds drive wheel 2, suspension device 3 and drive arrangement 4, the required space of motion has been guaranteed, also avoid movable through-hole 11 too big to cause suspension device 3 to install inconveniently, structural strength receives the influence, leave the problem that great space can advance ash or impurity to chassis inside etc. easily.
The suspension device 3 comprises a fixed support 31 fixedly connected to the base plate 1 and a moving support 32 movably connected to the fixed support 31, wherein the moving support 31 comprises a vertical moving mounting rack 311, a guide shaft 312 and a spring 313, and the fixed support 32 comprises a vertical fixed mounting rack 321 and a linear bearing 322.
Vertical fixed mounting 321's both sides limit lower extreme fixed connection is at bottom plate 1 upper surface, and is specific as shown in the drawing, vertical motion mounting 311 includes riser 3111, sets up respectively about riser 3111 along to the connecting plate 3112 and the deep floor 3113 between connecting plate 3112 and the riser 3111 of the perpendicular protrusion setting of same side, fixed connection is on the connecting plate 3112 that corresponds respectively at the upper and lower both ends of guiding axle 312, spring 313 overlaps and establishes on guiding axle 312, the upper end of guiding axle 312 is equipped with the collision buffering that only collides piece 3121 and is used for following linear bearing 322, the transmission shaft mounting hole has been seted up on riser 3111.
The vertical fixing and mounting frame 321 includes a vertical fixing plate 3211, a horizontal fixing plate 3212 disposed at lower ends of two side edges of the vertical fixing plate 3211 to vertically protrude toward the same side, and a reinforcing plate portion 3213 between the horizontal fixing plate 3212 and the vertical fixing plate 3211, the horizontal fixing plate 3212 is fixedly connected to two side edges of the driving movement area 113 of the bottom plate 1, a movement area for the driving device 4 to pass through is disposed on the vertical fixing plate 3211 corresponding to the transmission shaft mounting hole, an axis of the linear bearing 322 is vertically disposed on a side surface of the vertical fixing and mounting frame 321 opposite to the vertical movement mounting frame 311, the guide shaft 312 passes through the linear bearing 322 and two ends of the guide shaft penetrate through and are respectively fixedly connected to the corresponding connecting plate 3112, as shown in the figure, the linear bearings 322 are disposed at two sides of the vertical fixing plate 3211, the guide shaft 312 corresponds two linear bearings 322 and sets up respectively, the transmission shaft mounting hole corresponds between two linear bearings 322, the spring 313 cover is established on the guide shaft 312 and both ends are pushed up respectively on linear bearing 322's lower surface and vertical motion mounting bracket 311's lower extreme.
The driving wheel 2 and the driving device 4 are connected to two opposite sides of the moving support 31, and the driving wheel 2 is connected to the driving device 4 to be driven by the driving wheel 2, as shown in the figure, the driving device 4 is installed and connected to the vertical moving installation frame 311, and the end portion of the transmission shaft passes through the transmission shaft installation hole, the driving wheel 2 is fixedly connected to the end portion of the transmission shaft of the driving device 4, in this embodiment, the driving device 4 includes a driving motor 41, a transmission shaft installation member 42 connected to the vertical plate 3111, and a driving reducer 43 connecting the driving motor 41 and the transmission shaft installation member 42 for transmission, the output shaft of the driving motor 41 and the output shaft of the driving reducer 43 are vertically arranged and correspond to the upper portion of the bottom plate 1, the structure can reduce the opening area of the driving moving area 113, namely reduce the area of the movable through hole 11, and reduce, the drive motor 11 can be well protected.
Above-mentioned structure drive wheel 2 and drive arrangement 4 are all connected on suspension device 3, suspension device 3 connects on bottom plate 2 through the horizontal fixation board 3212 of fixed support piece 32, the structure of seting up of cooperation activity through-hole 11, the structure sets up at the during operation, under the circumstances of hindering more, the activity through-hole provides drive wheel 2, suspension device 3 and drive arrangement 4 can both be relative bottom plate 1 space of up-and-down motion in activity through-hole 11, consequently, suspension device 3 strong point has reached and has moved to bottom plate below structure from the current former suspension strong point of setting above the bottom plate, the suspension strong point height has been reduced, the wheel axis of drive wheel 2 can be less than bottom plate 1 height, raise AGV chassis height promptly, thereby realize increasing AGV ground clearance.
The moving support member 31 and the fixed support member 32 of the suspension device 3 are structurally arranged, so that the overall structure is tightly matched, the structural strength is high, the load is large, the use stability is high, the maintenance can be better realized,
the above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications made by those skilled in the art should not be construed as departing from the scope of the present invention.
Claims (6)
1. The utility model provides a AGV chassis drive wheel suspension, includes bottom plate, drive wheel, suspension device and drive arrangement, its characterized in that, set up on the bottom plate and supply drive wheel, suspension device and drive arrangement to correspond to inlay the activity through-hole of establishing activity including, suspension device includes fixed support piece and the mobile connection's of relative fixed support piece of fixed connection on the bottom plate motion support piece, drive wheel and drive arrangement connect on motion support piece's the relative both sides and drive wheel connection drive arrangement by its drive.
2. The AGV chassis drive wheel suspension of claim 1, wherein the moving support comprises a vertical moving mounting frame, a guide shaft and a spring, the fixed support comprises a vertical fixed mounting frame and a linear bearing, the lower ends of the two side edges of the vertical fixed mounting frame are fixedly connected to the upper surface of the bottom plate, the axis of the linear bearing is vertically arranged on one side surface of the vertical fixed mounting frame, the guide shaft penetrates through the linear bearing, the two ends of the guide shaft penetrate out to be respectively and fixedly connected with the upper end and the lower end of the vertical moving mounting frame, the spring is sleeved on the guide shaft, the two ends of the spring respectively abut against the lower surface of the linear bearing and the lower end of the vertical moving mounting frame, a drive shaft mounting hole is arranged on the vertical moving mounting frame, the driving device is mounted and connected on the vertical moving mounting frame, and the end part of, the driving wheel is fixedly connected to the end part of a transmission shaft of the driving device.
3. The AGV chassis drive wheel suspension according to claim 2, wherein the vertical motion mounting frame comprises a vertical plate, a connecting plate vertically protruded to the same side and respectively arranged at the upper and lower edges of the vertical plate, and a first reinforcing rib plate between the connecting plate and the vertical plate, the upper end and the lower end of the guide shaft are respectively and fixedly connected with the corresponding connecting plates, the transmission shaft mounting hole is arranged on the vertical plate, the upper end of the guide shaft is provided with a collision stopping block, the vertical fixed mounting frame comprises a vertical fixed plate, a horizontal fixed plate and a second reinforcing rib plate, the lower ends of two side edges of the vertical fixed plate are respectively vertically protruded towards the same side, the second reinforcing rib plate is arranged between the horizontal fixed plate and the vertical fixed plate, the linear bearing is arranged on the vertical fixed plate, the horizontal fixed plate is fixedly connected with the bottom plate, and a movement area for the driving device to pass through is arranged on the vertical fixing plate corresponding to the transmission shaft mounting hole.
4. An AGV chassis drive wheel suspension according to claim 3 wherein said drive means includes a drive motor, a drive shaft mount attached to the riser and a drive reducer attached to the drive motor for driving the drive shaft mount, the output shaft of the drive motor being disposed perpendicular to the output shaft of the drive reducer, said drive motor being disposed above the floor.
5. The AGV chassis drive wheel suspension of claim 4, wherein the movable through hole comprises a wheel movement area corresponding to the drive wheel, a cushioning movement area corresponding to the suspension device and a driving movement area corresponding to the driving device which are sequentially communicated, the three areas are relatively arranged in the center and are arranged in a gradually shrinking outline shape, and the horizontal fixing plates are fixedly connected to two side edges of the driving movement area.
6. An AGV chassis drive wheel suspension according to claim 3, 4 or 5 wherein said linear bearings are provided on either side of the vertical mounting plate, said guide shafts are provided on either side of the linear bearings, and said drive shaft mounting holes are provided between the linear bearings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022175809.1U CN213228934U (en) | 2020-09-28 | 2020-09-28 | AGV chassis drive wheel suspension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022175809.1U CN213228934U (en) | 2020-09-28 | 2020-09-28 | AGV chassis drive wheel suspension |
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| Publication Number | Publication Date |
|---|---|
| CN213228934U true CN213228934U (en) | 2021-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022175809.1U Active CN213228934U (en) | 2020-09-28 | 2020-09-28 | AGV chassis drive wheel suspension |
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| CN (1) | CN213228934U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113425265A (en) * | 2021-06-26 | 2021-09-24 | 沈阳天仁合一科技有限公司 | AGV mechanism for sleep monitoring therapeutic instrument |
-
2020
- 2020-09-28 CN CN202022175809.1U patent/CN213228934U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113425265A (en) * | 2021-06-26 | 2021-09-24 | 沈阳天仁合一科技有限公司 | AGV mechanism for sleep monitoring therapeutic instrument |
| CN113425265B (en) * | 2021-06-26 | 2024-05-24 | 沈阳天仁合一科技有限公司 | AGV mechanism for sleep monitoring therapeutic instrument |
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