CN218810128U

CN218810128U - Jacking device and automatic guide car

Info

Publication number: CN218810128U
Application number: CN202222888869.7U
Authority: CN
Inventors: 温文安; 刘志刚
Original assignee: BYD Co Ltd
Current assignee: BYD Co Ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-04-07
Anticipated expiration: 2032-10-31

Abstract

The utility model provides a jacking device includes: the base is provided with a guide rail; the driving device is arranged on the base; a link member; the jacking component is provided with a jacking part and a guide part, the guide part is matched with the guide rail in a sliding way, the driving device is in transmission connection with the jacking part, and when the driving device drives the jacking part to uniformly jack the connecting rod component, the guide rail guides the guide part to move. The utility model discloses a jacking device improves jacking device's intensity and stability, reduces the width size of automobile body simultaneously, has saved the arrangement space.

Description

Jacking device and automatic guide car

Technical Field

The utility model relates to a transportation operation technical field, in particular to jacking device and including this jacking device's automatic guide car.

Background

With the continuous popularization of the intellectualization and automation of warehouse logistics, the use requirements of the automatic guided transport vehicle become higher and higher. Jacking effect of the jacking device of the traditional automatic guide transport vehicle is poor, so that working efficiency of storage logistics is reduced, and manufacturing and labor cost are improved.

In the conventional automatic guided vehicle, the lifting operation is often realized by a connecting rod jacking component, specifically, the component is lifted by a connecting rod and a motor crank mode. However, the crank pushes a point on the outer side of the connecting rod member to drive the whole connecting rod member to lift, the whole connecting rod member is stressed unevenly, and the connecting rod member risks breaking and failure.

SUMMERY OF THE UTILITY MODEL

In a first aspect of the embodiments of the present invention, there is provided a jacking device comprising: the base is provided with a guide rail; the driving device is arranged on the base; a link member; the jacking component is provided with a jacking part and a guide part, the guide part is matched with the guide rail in a sliding mode, the driving device is in transmission connection with the jacking part, and when the driving device drives the jacking part, the guide rail guides the guide part to move so that the jacking part jacks the connecting rod component uniformly.

In some embodiments the jacking members jack the link members along their mid-lines to evenly jack the link members.

In some embodiments, the link members include at least two sets of platform links arranged side by side and a cross beam connecting the platform links, the jacking portion of the jacking member jacking a middle portion of the cross beam of the link members to uniformly jack the link members.

In some embodiments, the guide portion of the jacking member comprises a limiting pulley, the guide rail comprises a guide seat, the limiting pulley is mounted in the guide seat, and when the driving device drives the jacking portion to uniformly drive the connecting rod member in the first direction, the guide seat limits the limiting pulley to move in the second direction so as to limit the jacking portion to move along the second direction.

In some embodiments, drive arrangement includes the power supply, connecting element and jacking pulley, the power supply is connected in the transmission of connecting element's one end, other end installation jacking pulley, when power supply drive connecting element is rotatory, connecting element drives the jacking pulley and removes, the jacking portion of jacking component is including holding the chamber, the setting of jacking pulley is holding the intracavity, the power supply removes in order to drive jacking component jacking connecting rod component through drive jacking pulley.

In some embodiments, the link members include two sets of a pair of upper links, a pair of lower links, a first platform link and a second platform link arranged side-by-side, the pair of lower links forming a substantially parallelogram with the first platform link and the base, respectively, and the pair of upper links forming a substantially parallelogram with the first platform link and the second platform link, respectively.

In another aspect of the present invention, the guide portion of the jacking member includes a limiting pulley, the guide rail includes a guide seat, the limiting pulley is mounted in the guide seat, when the driving device drives the jacking portion to uniformly drive the connecting rod member in the first direction, the guide seat limits the limiting pulley to move in the second direction to limit the jacking portion to move along the second direction, and the jacking portion of the jacking member includes a receiving cavity; the driving device comprises a power source, a connecting element and a jacking pulley, one end of the connecting element is in transmission connection with the power source, the other end of the connecting element is provided with the jacking pulley, when the power source drives the connecting element to rotate, the connecting element drives the jacking pulley to move, the jacking pulley is arranged in an accommodating cavity of the jacking member, and the power source drives the jacking pulley to move so as to drive the jacking member to jack the connecting rod member; the connecting rod component comprises two sets of a pair of upper connecting rods, a pair of lower connecting rods, a first platform connecting rod, a second platform connecting rod, a first cross beam and a second cross beam which are arranged side by side, the pair of lower connecting rods are respectively connected with the first platform connecting rod and the base, the pair of upper connecting rods are respectively connected with the first platform connecting rod and the second platform connecting rod, the first cross beam is connected with the two sets of first platform connecting rods, the second cross beam is connected with the two sets of second platform connecting rods, and the jacking part of the jacking component jacks the middle part of the second cross beam of the connecting rod component so as to uniformly jack the connecting rod component, so that the strength and the stability of the jacking device are improved.

The utility model also provides an automatic guide car, this automatic guide car include the jacking device in automobile body and the aforementioned embodiment, and the jacking device is fixed in the automobile body through the base. The drive device of the jacking device and the link member are arranged along the length direction of the vehicle body.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural diagram of a jacking device provided in an embodiment of the present invention.

Fig. 2 is a partially exploded view of a jacking device according to an embodiment of the present invention.

Fig. 3 is a side view of a jacking device according to an embodiment of the present invention.

Fig. 4 is a partial schematic view of a jacking member of a jacking device according to an embodiment of the present invention.

Fig. 5 is a partial schematic view of an automatic guided vehicle according to an embodiment of the present invention.

Detailed Description

The following description is of the preferred embodiments of the present invention, and it should be noted that, for those skilled in the art, a number of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations are also considered to be the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "middle", "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and "mated" are to be construed broadly and may, for example, be fixedly connected, releasably connected, or integral; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1 to 3, an embodiment of the present invention provides a jacking device 5 including: base 1, drive arrangement 2, link member 3, jacking component 4. The base 1 is provided with a guide rail 11, and the guide rail 11 is used for balancing torque brought by jacking. Optionally, four link bases are provided on the base 1, which bases are used to secure the link members 3. The driving device 2 is arranged on the base 1 and is a driving source in the whole jacking device. The lifting member 4 has a lifting portion 41 and a guide portion 42, the guide portion 42 is slidably engaged with the guide rail 11, the driving device 2 is drivingly connected to the lifting portion 41, and when the driving device 2 drives the lifting portion 41, the guide rail 11 guides the guide portion 42 to move so that the lifting portion 41 is driven to uniformly lift the link member 3.

In some embodiments, the jacking members 4 may jack the link members 3 along the midline A-A' of the link members 3 to evenly jack the link members 3. The midlinebase:Sub>A-base:Sub>A' isbase:Sub>A Y-axis passing through the center of gravity of the link member 3. "evenly jacking link members 3" may be understood as jacking link members 3 extending along the centerline A-A ', and may also be understood as jacking patterns that symmetrically jacking link members 3, etc. without producing X-directional torque, with the centerline A-A' as the axis of symmetry. For example, the jacking members 4 can be symmetrically jacked on both sides of the connecting rod member 3 in the X direction with the center line A-A' as the symmetry axis, wherein the jacking force on both sides is equal. The jacking members 4 may also jack the link members 3 with jacking forces F1 and F2 on both sides in the X direction, wherein the action points of the jacking forces are at distances L1 and L2 from the center linebase:Sub>A-base:Sub>A', and L1X F1= L2X F2, so that no torque in the X direction is generated when the jacking members 4 jack the link members 3. Alternatively, "uniformly jacking" may also be understood as that the jacking force of both sides of the center linebase:Sub>A-base:Sub>A' in the X direction may be plural, and the sum of the torques generated by these jacking forces is 0 in the X direction.

In some embodiments, the link members 3 comprise at least two sets of platform links arranged side by side and a cross beam connecting the platform links, the jacking portions 41 of the jacking members 4 jacking the middle of the cross beam of the link members 3 to uniformly jack the link members 3.

In some embodiments, the guide portion 42 of the jacking member 4 comprises a limit pulley 421, the guide rail 11 comprises a guide seat 111, and the limit pulley 421 is installed in the guide seat 111. The jacking component 4 comprises a protrusion, and the limiting pulley 421 is sleeved on the protrusion. (see fig. 4) when the driving means 2 drives the lifting portion 41 to uniformly drive the link member 3 in the first direction, the guide holder 111 restricts the movement of the stopper pulley 421 in the second direction to restrict the movement of the lifting portion 41 in the second direction. Wherein, the first direction is the Z direction in the figure, and the second direction is the X direction in the figure.

In some embodiments, the driving device 2 includes a power source 21, a connecting element 22, and a lifting pulley 23, wherein one end of the connecting element 22 is connected to the power source 21 in a transmission manner, and the other end is provided with the lifting pulley 23. Alternatively, the jacking pulley 23 is mounted on the connecting element 22 by a pin 24. When power source 21 drive connecting element 22 rotated, connecting element 22 drove jacking pulley 23 and removes, and jacking portion 41 of jacking component 4 is including holding chamber 411 (see fig. 4), and jacking pulley 23 sets up in holding chamber 411, and power source 21 moves in order to drive jacking component 4 jacking connecting rod component 3 through driving jacking pulley 23. Since the jacking pulley 23 moves horizontally in the accommodating cavity 411, instead of always being in the middle of the accommodating cavity 411, a torque is applied to the jacking portion 41, and the matching of the limiting pulley 421 and the guide seat 111 is used for balancing the torque.

In some embodiments, the connecting element 22 may be a crank and the power source 21 may be an electric motor. The motor drives the crank to rotate, and then drives the connecting rod component 3 to lift. Specifically, crank one end is fixed in the output shaft of motor, and jacking pulley 23 is installed to the other end, and during the crank rotation, drive jacking pulley 23 and hold chamber 411 interior along the second direction motion, give and hold chamber 411 one along the vertical ascending power of first direction, this power direct action is at jacking component 4 to utilize spacing pulley 421 to balance the unbalanced torque that jacking component 4 brought when jacking.

In other words, in the jacking process, the output shaft of the motor outputs torque, so that the crank rotates around the output shaft of the motor, the jacking pulley 23 at the other end of the crank also rotates around the output shaft of the motor along with the rotation of the crank, the jacking pulley has a vertical upward jacking acting force on the accommodating cavity 411 along the first direction, so that the jacking part 41 moves in the first direction, and the jacking part 41 directly acts on the connecting rod component 3, so that the jacking function is realized. During lifting, along with the rolling of the jacking pulley 23, the action point of the jacking pulley 23 on the jacking part 41 moves from the middle position to two sides, so that unbalanced torque is generated. The guide seat 111 of the limit guide rail 11 and the limit pulley 421 generate a force in the second direction to balance the torque.

The utility model discloses come jacking portion 41 and the 11 mutual independence of guide rail of jacking component 4, motor output is the middle part of direct action jacking component 4 basically, plays the jacking effect, and the balance action is only made to connecting rod component 3 to improve jacking device 5's intensity and stability.

In some embodiments, the link members comprise two sets of a pair of upper links 31, a pair of lower links 32, a first platform link 35 and a second platform link 34 arranged side by side, the pair of lower links 32 forming a generally parallelogram with the first platform link 33 and the base 1, respectively, and the pair of upper links 31 forming a generally parallelogram with the first platform link 33 and the second platform link 34, respectively. "generally parallelogram" may be understood as opposing sides that may not be geometrically parallel. Each part of each connecting rod may not be parallel to the corresponding part of the connecting rod opposite to the connecting rod, and the included angle between two adjacent connecting rods may not be equal to the included angle formed by the connecting rods opposite to the two connecting rods.

In another aspect of the present invention, the guiding portion 42 of the jacking member 4 includes a limiting pulley 421, the guide rail 11 includes a guiding seat 111, the limiting pulley 421 is installed in the guiding seat 111, when the driving device 2 drives the jacking portion 41 to drive the connecting rod member 3 uniformly in the first direction, the guiding seat 111 limits the limiting pulley 421 to move in the second direction to limit the jacking portion 41 to move in the second direction, the jacking portion 41 of the jacking member 4 includes an accommodating cavity 411 (see fig. 4); the driving device 2 comprises a power source 21, a connecting element 22 and a jacking pulley 23, one end of the connecting element 22 is in transmission connection with the power source 21, the other end of the connecting element 22 is provided with the jacking pulley 23, when the power source drives the connecting element 22 to rotate, the connecting element 22 drives the jacking pulley 23 to move, the jacking pulley 23 is arranged in an accommodating cavity 411 of the jacking member 4, and the power source 21 drives the jacking pulley 23 to move to provide a force which is vertically upward along a first direction for the accommodating cavity 411 so as to drive the jacking member to jack the connecting rod member; the link member 3 includes two sets of a pair of upper links 31, a pair of lower links 32, a first platform link 33, a second platform link 34, a first beam 35 and a second beam 36 arranged side by side, the pair of lower links 32 are respectively connected with the first platform link 33 and the base, the pair of upper links 31 are respectively connected with the first platform link 33 and the second platform link 34, the first beam 35 connects the two sets of first platform links 33, the second beam 36 connects the two sets of second platform link 34, and the jacking portion 42 of the jacking member 4 jacks the middle portion of the second beam 36 of the link member 3 to jack the link member 3 uniformly, thereby improving the strength and stability of the jacking device 5.

As shown in fig. 5, the utility model also provides an automatic guided vehicle 6, this automatic guided vehicle 6 includes automobile body 61 and the jacking device 5 in the preceding embodiment, and jacking device 5 is fixed in automobile body 61 through base 1. The drive device 2 and the link member 3 of the jacking device are arranged in the longitudinal direction of the vehicle body 61. By arranging the driving device 2 and the link member 3 in the jacking device 5 along the length direction of the vehicle body 61, the width dimension of the vehicle body can be reduced to save the arrangement space and effectively reduce the width of the vehicle body, wherein when the jacking device 5 is installed on the vehicle body 61, the length direction of the vehicle body 61 is the Y direction, and the width direction of the vehicle body 61 is the X direction.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A jacking device, comprising:

the base is provided with a guide rail;

the driving device is arranged on the base;

a link member;

the jacking component is provided with a jacking part and a guide part, the jacking part is connected with the guide part, the guide part is slidably matched with the guide rail, the driving device is in transmission connection with the jacking part, and when the driving device drives the jacking part, the guide rail guides the guide part to move so that the jacking part jacks the connecting rod component uniformly.

2. The jacking apparatus of claim 1, said jacking member jacking said link members along their centerlines to evenly jack said link members.

3. The jacking device as claimed in claim 2, wherein the link members include at least two sets of platform links arranged side by side and a cross beam connecting the platform links, and the jacking portions of the jacking members jack the middle portions of the cross beams of the link members to uniformly jack the link members.

4. The jacking device as claimed in claim 1, wherein the guide portion of the jacking member includes a limiting pulley, the guide rail includes a guide seat, the limiting pulley is mounted in the guide seat, and when the driving device drives the jacking portion to uniformly drive the link member in the first direction, the guide seat limits the limiting pulley to move in the second direction to limit the jacking portion to move in the second direction.

5. The jacking device as claimed in any one of claims 1 to 4, wherein the driving device includes a power source, a connecting element and a jacking pulley, one end of the connecting element is connected to the power source in a transmission manner, the other end of the connecting element is provided with the jacking pulley, when the power source drives the connecting element to rotate, the connecting element drives the jacking pulley to move, the jacking portion of the jacking member includes an accommodating cavity, the jacking pulley is arranged in the accommodating cavity, and the power source drives the jacking pulley to move so as to drive the jacking member to jack the connecting rod member.

6. The jacking device of any one of claims 1 to 4, wherein the link members include two sets of a pair of upper links, a pair of lower links, a first platform link and a second platform link arranged side by side, the pair of lower links forming a substantially parallelogram with the first platform link and the base, respectively, the pair of upper links forming a substantially parallelogram with the first platform link and the second platform link, respectively.

7. The jacking device of claim 1, wherein the guide portion of the jacking member includes a limit pulley, the guide rail includes a guide seat, the limit pulley is mounted in the guide seat, the guide seat limits movement of the limit pulley in a second direction to limit movement of the jacking portion in the second direction when the drive device drives the jacking portion to drive the link member uniformly in the first direction, the jacking portion of the jacking member includes a receiving cavity;

the driving device comprises a power source, a connecting element and a jacking pulley, one end of the connecting element is in transmission connection with the power source, the other end of the connecting element is provided with the jacking pulley, when the power source drives the connecting element to rotate, the connecting element drives the jacking pulley to move, the jacking pulley is arranged in the accommodating cavity of the jacking member, and the power source drives the jacking pulley to move so as to drive the jacking member to jack the connecting rod member;

the connecting rod component comprises two sets of a pair of upper connecting rods, a pair of lower connecting rods, a first platform connecting rod, a second platform connecting rod, a first cross beam and a second cross beam which are arranged side by side, the pair of lower connecting rods are respectively connected with the first platform connecting rod and the base, the pair of upper connecting rods are respectively connected with the first platform connecting rod and the second platform connecting rod, the first cross beam is connected with the two sets of first platform connecting rods, the second cross beam is connected with the two sets of second platform connecting rods, and the jacking portion of the jacking component jacks the middle portion of the second cross beam of the connecting rod component so as to uniformly jack the connecting rod component.

8. An automatic guided vehicle comprising a vehicle body and the jacking device of any one of claims 1 to 7, the jacking device being secured to the vehicle body by the mount.

9. The automatic guided vehicle according to claim 8, wherein the drive device and the link member of the jack-up device are arranged in a length direction of the vehicle body.