CN211338677U - Jacking and transverse moving positioning device and automatic processing device - Google Patents

Abstract

The utility model relates to the field of automatic processing equipment, in particular to a jacking and transversely-moving positioning device, which is used for being installed on a main line body arranged along the X-axis direction and comprises a jacking mechanism, a transversely-moving mechanism and a positioning mechanism, wherein the transversely-moving mechanism is arranged above the jacking mechanism, the jacking mechanism can drive the transversely-moving mechanism to reciprocate along the Z-axis direction, and the transversely-moving mechanism is used for driving a carrier to move along the Y-axis direction; the positioning mechanism comprises a positioning part connected to the jacking mechanism and a first driving part, and the first driving part can drive the positioning part to unlock or lock the carrier to move along the X-axis direction and the Y-axis direction. In the jacking mechanism and the transverse moving mechanism, the carrier is moved to a machining station for machining and in the machining process, the first driving piece drives the positioning piece locking carrier to move along the X axis and the Y axis, so that the carrier is prevented from shifting in the machining process, and the machining precision and the machining efficiency are improved. The utility model also provides an automatic processingequipment.

Description

Jacking and transverse moving positioning device and automatic processing device

Technical Field

The utility model relates to an automatic processing equipment field, especially a jacking sideslip positioner and automatic processing device.

Background

With international energy shortage and increasingly serious pollution, low carbon and environmental protection become common knowledge of people. In the automobile manufacturing industry, more and more automobile manufacturers are dedicated to research and develop new energy power automobiles. The new energy power battery is used as a core component of a new energy power automobile, and the processing conditions are stricter. After the new energy power battery is assembled, subsequent processes need to be completed on a line body, and in order to facilitate the subsequent processes, the carrier carrying the new energy power battery needs to be jacked, transversely moved and positioned at relevant stations, so that the subsequent processes can be accurately completed, the working efficiency is improved, and manpower is saved. The utility model discloses a "a heavy duty new forms of energy power battery production line jacking sideslip machine" is disclosed in chinese utility model patent (application number: 201721334977.2), including base, jacking device, sideslip device, fender stop positioner and return positioner again, carry out the aversion of product through jacking device and sideslip device in order to realize the product and safely steadily pass through between thread and maintenance line, but the new forms of energy power battery on the sideslip device appears removing easily in the course of working and influences the precision and the efficiency of processing, and the processing effect is not very ideal.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in, to the above-mentioned defect of prior art, provide a jacking sideslip positioner and automatic processing device, aim at solving the problem that the processing product removed easily, machining precision and efficiency are not high in the course of working that exists among the current jacking sideslip machine.

The utility model provides a technical scheme that its technical problem adopted is: the jacking and transverse moving positioning device is used for being installed on a main line body arranged along the X-axis direction and comprises a jacking mechanism, a transverse moving mechanism and a positioning mechanism, wherein the transverse moving mechanism is arranged above the jacking mechanism, the jacking mechanism can drive the transverse moving mechanism to move in a reciprocating mode along the Z-axis direction, and the transverse moving mechanism is used for driving a carrier to move along the Y-axis direction; the positioning mechanism comprises a positioning piece connected to the jacking mechanism and a first driving piece, and the first driving piece can drive the positioning piece to move in a reciprocating mode so as to limit or allow the carrier to move in the directions of an X axis and a Y axis.

Furthermore, the positioning mechanism further comprises a connecting piece, the connecting piece is connected to the first driving piece and the at least two positioning pieces, and the first driving piece drives the positioning pieces to move through the connecting piece.

Furthermore, the carrier is provided with a pin hole corresponding to the positioning piece, and the positioning piece can extend into or withdraw from the pin hole under the driving of the first driving piece.

Further, the jacking mechanism comprises a jacking plate and a second driving piece connected with the jacking plate, and the second driving piece can drive the jacking plate to move in a reciprocating mode.

Further, climbing mechanism still includes mounting panel and direction subassembly, direction subassembly connects mounting panel and jacking board, the second driving piece is fixed in on the mounting panel, the Z axle direction removal can be followed to the mounting panel.

Further, climbing mechanism still includes the base, the base is connected with at least two sets of guide assembly.

Furthermore, the mounting plate is provided with an adjusting screw, the end of the adjusting screw is connected with the base, and the adjusting screw can push the mounting plate to move through rotation.

Furthermore, the transverse moving mechanism comprises an electric roller for driving the carrier to move along the Y-axis direction and a fixing assembly for fixing the electric roller on the jacking plate.

The carrier processing device further comprises a blocking mechanism and a check mechanism arranged opposite to the blocking mechanism, wherein the blocking mechanism comprises a third driving piece connected with a first blocking portion and a first sensor electrically connected with the third driving piece, and when the first sensor detects that the carrier is conveyed to a processing station by a main line body, the first blocking portion and the check mechanism can limit the carrier to move along the X-axis direction.

The utility model also provides an automatic processing device, be in including foretell jacking sideslip positioner and setting the cylinder line body of thread body one side, sideslip mechanism can remove the carrier extremely along Y axle direction on the cylinder line body.

The beneficial effects of the utility model reside in that climbing mechanism and sideslip mechanism will the carrier is removed machining-position and is processed and in the course of working, but first driving piece drive setting element locking the carrier is followed the removal of X axle and Y axle, guarantees that the carrier disappearance aversion in the course of working, and then improves the precision of processing and the efficiency of processing.

Drawings

The following description of embodiments of the present invention will be made in further detail with reference to the accompanying drawings and examples, in which:

fig. 1 is a schematic view of a three-dimensional structure of a jacking, traversing and positioning device provided by the utility model;

fig. 2 is a schematic plan view of the jacking-traversing positioning device provided by the present invention;

fig. 3 is a schematic view of a partially enlarged structure of the jacking-traversing positioning device provided by the present invention;

fig. 4 is a schematic cross-sectional structure view of the jacking-traversing positioning device provided by the present invention;

fig. 5 is a schematic perspective view of a positioning mechanism provided by the present invention;

fig. 6 is a schematic perspective view of a carrier according to the present invention;

fig. 7 is a schematic perspective view of a jacking mechanism provided by the present invention;

fig. 8 is a schematic view of a partially enlarged structure of a jacking mechanism provided by the present invention;

fig. 9 is a schematic perspective view of the traversing mechanism according to the present invention.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings.

It should be noted that, for the convenience of description, the description of the present application adopts spatially relative terms, such as "bottom", "side", "upper", "lower", "front", "X-axis", "Y-axis", "Z-axis", etc., to describe the spatial positional relationship of one component or feature with other components or features as shown in the drawings. It will be understood that the spatially relative terms are intended to encompass different orientations of the component or feature in use or operation in addition to the orientation depicted in the figures.

Example one

As shown in fig. 1 to 5, the present embodiment provides a jacking-up traversing positioning apparatus, which is configured to be mounted on a main body 1, wherein the main body 1 is extended along an X-axis direction. The device includes climbing mechanism 2, sideslip mechanism 3 and positioning mechanism 4, sideslip mechanism 3 is located 2 tops of climbing mechanism, climbing mechanism 2 can drive 3 edge Z axle direction reciprocating motion of sideslip mechanism, 3 that is used for driving carrier 5 edge Y axle direction and removes of sideslip mechanism. Positioning mechanism 4 including connect in locating element 41 and first driving piece 42 on climbing mechanism 2, first driving piece 42 can drive locating element 41 reciprocating motion, locating element 41 can wear to locate or contradict when being close to carrier 5, and then the restriction carrier 5 is along the removal of X axle and Y axle direction. Similarly, when the positioning element 41 is driven by the first driving element 42 to be away from the carrier 5, the positioning element 41 and the carrier 5 are no longer interacted, so that the carrier is allowed to move along the directions of the X axis and the Y axis. When the carrier 5 reaches the processing station, the positioning part 41 can limit the movement of the carrier 5 along the X-axis and Y-axis directions, so that the carrier 5 can move along the Z-axis direction and the displacement of the processing equipment to the product to be processed can be avoided, and the processing precision and the processing efficiency can be improved.

Specifically, when the main line body 1 conveys a carrier 5 carrying a product to be processed to the processing station, the carrier 5 is located above the traversing mechanism 3, the jacking mechanism 2 drives the traversing mechanism 3 to move along the Z-axis direction, and similarly, the traversing mechanism 3 also drives the carrier 5 abutting against the traversing mechanism to move along the Z-axis direction. After the carrier 5 reaches the preset processing height, the traversing mechanism 3 drives the carrier 5 to move to the position to be processed along the Y-axis direction, so as to process the product to be processed. After the processed product is processed at the processing station, the jacking mechanism 2 drives the traversing mechanism 3 to move downwards along the Z-axis direction until the carrier 5 abuts against the main line body 1, and the carrier 5 is driven by the main line body 1 to flow to the next processing station. The lifting mechanism 2 and the transverse moving mechanism 3 are matched to realize that the carrier 5 can finish moving along the directions of the Y axis and the Z axis on a processing station, so that the length of a product processing production line is shortened, and the layout space of equipment is reduced.

As shown in fig. 5, the positioning mechanism 4 further includes a connecting member 43, the connecting member 43 is connected to the first driving member 42 and at least two positioning members 41, and the first driving member 42 drives the positioning members 41 to move through the connecting member 43, so as to limit or allow the movement of the carrier 5 along the X-axis and the Y-axis directions.

Preferably, the number of the connecting members 43 is at least two, the number of the first driving members 42 corresponds to the number of the connecting members 43, the first driving members 42 are respectively disposed on two sides of the jacking plate 21, each of the connecting members 43 is connected with at least two of the positioning members 41, and the first driving members 42 can simultaneously drive at least two of the positioning members 41 to move so as to limit or allow the movement of the carrier 5, thereby increasing the positioning effect of the positioning mechanism 4 on the carrier 5, and making the processing process more stable and efficient.

Specifically, first driving piece 42 both ends are connected respectively jacking board 21 and connecting piece 43, connect the setting element 41 on same connecting piece 43 distribute in the both sides of first driving piece 42, it is right to both sides that it is favorable to first driving piece 42 to pass through connecting piece 43 setting element 41 is even application of force, is favorable to again saving overall arrangement space, increases overall structure's compactness.

As shown in fig. 5 and 6, the carrier 5 is provided with a pin hole 51 corresponding to the positioning element 41, and the positioning element 41 can extend into or withdraw from the pin hole 51 under the driving of the first driving element 42 to limit or allow the movement of the carrier 5 along the X axis and the Y axis. Preferably, the pin hole 51 is a copper bush pin hole, and the arrangement of the copper bush pin hole can effectively solve the problem that the connection between the positioning member 41 and the pin hole 51 is not tight due to abrasion, so that the machining precision is reduced.

As shown in fig. 5, 7 and 8, the jacking mechanism 2 includes a jacking plate 21 and a second driving member 22 connected to the jacking plate 21, and the second driving member 22 can drive the jacking plate 21 to reciprocate. Specifically, the second driving element 22 is located below the lifting plate 21, the lifting plate 21 is provided with a first bearing 211 and a first shaft hole 212 for accommodating the first bearing 211, the positioning element 41 is sleeved with the first bearing 211, and the first bearing 211 can provide a guiding function for the movement of the positioning element 41 and reduce the movement resistance of the positioning element 41 and the wear between the positioning element 41 and the lifting plate 21. When the positioning member 41 is inserted into the lifting plate 21, it can provide a guiding function for the movement of the lifting plate 21 along the Z-axis direction.

In a preferred embodiment, as shown in fig. 3 and 4, the two end portions of the lifting plate 21 are further provided with first baffles 213 protruding upwards, and the height of the first baffles 213 is greater than the height of the upper surface of the electric roller 31, so as to ensure that the first baffles 213 can block the carriers 5 on the upper surface of the electric roller 31 from falling off. When the jacking mechanism 2 does not jack the traversing mechanism 3 upwards, the height of the first baffle 213 is lower than that of the main line body 1, so that the first baffle 213 cannot prevent the main line body 1 from driving the carrier 5 to move to a processing station.

As shown in fig. 7 and 8, the jacking mechanism 2 further includes a mounting plate 23 and a guiding assembly 24, the guiding assembly 24 connects the mounting plate 23 and the jacking plate 21, the second driving member 22 is fixed on the mounting plate 23, and the mounting plate 23 can drive the second driving member 22 to move along the Z-axis direction, so as to change the height of the second driving member 22, and further change the maximum height of the jacking plate 21 that is driven by the second driving member 22 to rise along the Z-axis.

Preferably, the guide assembly 24 includes a guide shaft 241 and a second bearing 242 sleeved on the guide shaft 241, one end of the guide shaft 241 is fixedly connected to the lifting plate 21, and the other end is movably sleeved on the second bearing 242, the mounting plate 23 is provided with a second shaft hole 231 matched with the second bearing 242, the second bearing 242 passes through the second shaft hole 231, and the second bearing 242 can position the mounting plate 23 and provide a guide effect for the movement of the mounting plate 23. The second driving member 22 is disposed on the lower surface of the mounting plate 23, so as to increase the moving range of the mounting plate 23, and the overall structural arrangement is more reasonable.

In a preferred embodiment, as shown in fig. 7 and 8, a piston rod 221 is disposed on the second driving member 22, a through hole 232 corresponding to the piston rod 221 is disposed on the mounting plate 23, the piston rod 221 passes through the through hole 232 and is fixedly connected to the lifting plate 21, and the piston rod 221 is driven by the second driving member 22 to move along the Z-axis direction, so as to drive the lifting plate 21 to move. The guide shaft 241 can extend and contract in the second bearing 242 along with the reciprocating movement of the lifting plate 21 along the Z-axis direction, and the guide shaft 241 can limit the movement of the lifting plate 21 along the X-axis and Y-axis directions, so as to ensure that the lifting plate 21 is in a stable state during the machining process. The second bearing 242 not only provides a guiding function for the movement of the guide shaft 241 and reduces the friction resistance of the movement of the guide shaft 241, but also plays a role in positioning the guide shaft 241 and the lifting plate 21, and improves the precision of the lifting plate 21 in the moving and processing process.

With continued reference to fig. 7 and 8, the jacking mechanism 2 further includes a base 25, and the base 25 is connected with at least two sets of the guide assemblies 24. Specifically, the base 25 is two sets of at least, and the branch is located the both sides of mounting panel 23, each the base 25 all is connected with at least two the second bearing 242, direction subassembly 24 connects gradually base 25, mounting panel 23 and jacking board 21 respectively, has effectively strengthened climbing mechanism 2's structural stability. Be equipped with adjusting screw 233 on the mounting panel 23, adjusting screw 233's end connection the base 25, adjusting screw 233 can fix mounting panel 23, and through the rotation adjusting screw 233 can promote mounting panel 23 moves along the Z axle direction, and then adjusts mounting panel 23 is for the distance of base 25, adjusting screw 233 is two sets ofly, locates separately the both sides of mounting panel 23 to this precision of adjusting improves.

Further, as shown in fig. 8, a first buffer 26 and a second buffer 27 are movably disposed on the mounting plate 23, a first buffer head 261 which can move to abut against the lifting plate 21 is disposed at one end of the first buffer 26 facing the lifting plate 21, a second buffer head 271 which can move to abut against the base 25 is disposed at one end of the second buffer 27 facing the base 25, the first buffer 26 and the second buffer 27 are in threaded connection with the mounting plate 23, and the first buffer head 261 and the second buffer head 271 can respectively abut against the lifting plate 21 and the base 25 by rotating the first buffer 26 and the second buffer 27, so as to adjust the distance between the base 25, the mounting plate 23, and the lifting plate 21. The first buffer head 261 and the second buffer head 271 are made of buffer materials, when the first buffer head 261 abuts against the jacking plate 21 and the second buffer head 271 abuts against the base 25, noise generated by vibration sources such as driving pieces or production lines can be effectively reduced, and abrasion of the jacking mechanism 2 caused by vibration is reduced.

As shown in fig. 9, the traversing mechanism 3 includes an electric roller 31 and a fixing component 32 for fixing the electric roller 31 on the lifting plate 21, and the electric roller 31 does not need an external motor as a power source, and achieves the effect of driving an object by the rotation of the outer shell of the electric roller 31. The electric roller 31 has the advantages of compact integral structure, stable operation, low noise and large torque, and is simple and convenient to install and low in operation noise.

Preferably, the fixing assembly 32 includes two sets of fixing plates 321, the fixing plates 321 are fixed on the upper surface of the lifting plate 21, two ends of the electric roller 31 are respectively fixed on the fixing plates 321, and the height of the upper surface of the fixing plates 321 is lower than that of the upper surface of the electric roller 31, so as to ensure that the electric roller 31 can contact with the carrier 5 and move the carrier. One side of the fixing plate 321 far away from the electric roller 31 is provided with a reinforcing plate 322, the reinforcing plate 322 is triangular, and two right-angle edges of the reinforcing plate 322 are respectively fixed on the fixing plate 321 and the jacking plate 21 so as to enhance the stability of the fixing plate 321. At least two reinforcing plates 322 are connected to each fixing plate 321. When the carrier 5 is located on the upper surface of the electric roller 31, the first driving member 42 may drive the lifting plate 21 to drive the electric roller 31 and the carrier 5 to move to the pre-processing height along the Z-axis direction, and then the electric roller 31 may rotate towards at least one direction, so as to move the carrier 5 located on the upper surface of the electric roller 31 to the position to be processed along the Y-axis direction.

In a preferred embodiment, as shown in FIG. 2, the jacking-traversing positioning device further comprises a blocking mechanism 6 and a check mechanism 7 arranged opposite to the blocking mechanism 6, wherein the blocking mechanism 6 comprises a third driving member (not shown) connected with the first blocking part (not shown) and a first sensor (not shown) electrically connected with the third driving member. The non-return mechanism 7 includes a second stopper (not shown) and an elastic member (not shown), and the lower surface of the carrier 5 is provided with a protrusion 52 corresponding to the second stopper. The main line body 1 conveys the carrier 5 to move along the X-axis direction, and when the first sensor detects that the carrier 5 reaches a processing station, the first blocking part and the check mechanism 7 can limit the movement of the carrier 5 along the X-axis direction.

Specifically, when the first sensor detects that the carrier 5 reaches the processing station, the third driving member may drive the first blocking portion to extend to abut against the carrier 5, so as to block the carrier 5 from moving continuously along the X-axis direction. Preferably, the blocking mechanism 6 and the non-return mechanism 7 are disposed on the main wire body 1, one side of the second blocking portion facing the electric roller 31 is jacked up by an elastic member, when the bump 52 passes through the second blocking portion, the bump 52 presses the second blocking portion downwards, the elastic member is compressed, and after the bump 52 passes through the second blocking portion, one side of the second blocking portion facing the electric roller 31 is jacked up again by the elastic member to block the carrier 5 from returning. The distance between the first blocking part and the second blocking part is the length of the carrier 54 along the X-axis direction, and the position of the second blocking part can be adjusted to adapt to carriers 54 with different lengths. When the third driving element drives the first blocking portion to abut against the carrier 54, the elastic element drives the second blocking portion to extend out to abut against the bump 52, so that the carrier 54 is guaranteed not to retreat to be separated from a processing station after colliding against the first blocking portion, and processing precision is not affected.

In a preferred embodiment, as shown in fig. 4, the jacking-traversing positioning device further includes a detection assembly 8, the detection assembly 8 includes a second sensor 81 for detecting the position of the carrier 5 and a detection bracket 82 for fixing the second sensor 81 on the jacking plate 21, and the sensing distance precision of the second sensor 81 is in millimeter level, so that the risk of false sensing caused by human factors can be effectively reduced. The second sensor 81 can detect the position information of the carrier 5 and convert the position information into a signal, when the carrier 5 is located at the processing station, the second sensor 81 sends a signal to a main control module (not shown in the figure) of the jacking and traversing positioning device, and the main control module receives an electrical signal and processes the electrical signal, and controls the second driving element 22 and the first driving element 42 to perform corresponding actions.

Example two

As shown in fig. 1 and 2, the present embodiment provides an automatic processing apparatus, including the lifting and traversing positioning apparatus according to the first embodiment and a roller wire 9 disposed on one side of the main wire 1, wherein the traversing mechanism 3 can move the carrier 5 onto the roller wire 9 along the Y-axis direction. When the product to be processed has defects, the first driving element 42 drives the positioning element 41 to exit from the pin hole 51, and the traversing mechanism 3 can move the carrier 5 to the roller line 9 along the Y-axis direction for subsequent processing. Preferably, a transition wheel mechanism 91 is arranged between the roller line body 9 and the traversing mechanism 3, and the transition wheel mechanism 91 can bear the carrier 5 and can roll under the driving of the carrier 5, so as to realize the stable transition of the carrier 5 between the electric roller 31 and the roller line body 9.

Preferably, the automatic processing device further includes a second baffle 92 disposed opposite to the drum line 9, the height of the second baffle 92 is greater than the height of the upper surface of the electric drum 31, after the product conveyed to the drum line 9 is processed, the drum line 9 and the electric drum 31 change the rotation direction, the carrier 5 is transported back to the processing station corresponding to the jacking and transverse moving positioning device, and the second baffle 92 can prevent the carrier 5 returned to the electric drum 31 from being flushed out of the main line 1 due to the driving and inertia effects of the electric drum 31. The second baffle 92 is provided with a buffer rubber pad (not shown) for buffering the carrier 5 impacting on the second baffle 92.

When the product to be processed has no defect, the second driving member 22 drives the piston rod 221 to drive the lifting plate 21 to move downward along the Z-axis until the carrier 5 abuts against the main line body 1, the first driving member 42 drives the positioning member 41 to exit from the pin hole 51, the third driving member drives the first blocking portion to retract to no longer abut against the carrier 5, and the carrier 5 enters the next processing station under the driving of the main line body 1.

It should be understood that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same, and those skilled in the art can modify the technical solutions described in the above embodiments, or make equivalent substitutions for some technical features; and all such modifications and alterations should fall within the scope of the appended claims.

Claims (10)

1. The utility model provides a jacking sideslip positioner for install on the main line body that sets up along the X axle direction, its characterized in that includes:

a jacking mechanism;

the transverse moving mechanism is arranged above the jacking mechanism, the jacking mechanism can drive the transverse moving mechanism to reciprocate along the Z-axis direction, and the transverse moving mechanism is used for driving the carrier to move along the Y-axis direction;

the positioning mechanism comprises a positioning piece connected to the jacking mechanism and a first driving piece, wherein the first driving piece can drive the positioning piece to move in a reciprocating mode so as to limit or allow the carrier to move in the directions of an X axis and a Y axis.

2. The jacking-traversing positioning apparatus of claim 1, wherein the positioning mechanism further comprises a connecting member connected to the first driving member and the at least two positioning members, the first driving member driving the positioning members to move via the connecting member.

3. The jacking-traversing positioning apparatus according to claim 2, wherein the carriage is provided with a pin hole corresponding to the positioning member, and the positioning member is driven by the first driving member to extend into or withdraw from the pin hole.

4. The jacking-traversing positioning apparatus of claim 3, wherein the jacking mechanism comprises a jacking plate and a second driving member coupled to the jacking plate, the second driving member being configured to drive the jacking plate in a reciprocating motion.

5. The jacking-traversing positioning apparatus of claim 4, wherein the jacking mechanism further comprises a mounting plate and a guide assembly connecting the mounting plate and the jacking plate, the second driving member being fixed to the mounting plate, the mounting plate being movable in the Z-axis direction.

6. The jacking-traversing positioning apparatus of claim 5, wherein the jacking mechanism further comprises a base to which at least two sets of the guide assemblies are attached.

7. The jacking-traversing positioning apparatus of claim 6, wherein the mounting plate is provided with an adjusting screw, an end of the adjusting screw is connected to the base, and the mounting plate is moved by rotating the adjusting screw.

8. The jacking-traversing positioning apparatus of claim 4, wherein the traversing mechanism comprises an electric roller for driving the carrier to move along the Y-axis direction and a fixing assembly for fixing the electric roller to the jacking plate.

9. The jacking-traversing positioning apparatus of claim 8, further comprising a blocking mechanism and a backstop mechanism disposed opposite the blocking mechanism, wherein the blocking mechanism comprises a third driving member coupled to the first blocking portion and a first sensor electrically coupled to the third driving member, wherein the first blocking portion and the backstop mechanism limit movement of the carrier in the X-axis direction when the first sensor detects that the main body is transporting the carrier to the processing station.

10. An automatic processing device, comprising the jacking-traversing positioning device according to any one of claims 1 to 9 and a roller wire body disposed on one side of the main wire body, wherein the traversing mechanism can move the carrier onto the roller wire body along the Y-axis direction.

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