CN215942978U - Mechanical arm - Google Patents
Mechanical arm Download PDFInfo
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- CN215942978U CN215942978U CN202121395073.7U CN202121395073U CN215942978U CN 215942978 U CN215942978 U CN 215942978U CN 202121395073 U CN202121395073 U CN 202121395073U CN 215942978 U CN215942978 U CN 215942978U
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- vertical plate
- plate
- drag chain
- sliding
- groove
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Abstract
The utility model discloses a mechanical arm, which comprises a rack, a guide piece, a sliding plate, a driving device and a drag chain, wherein the guide piece is arranged on the rack; the stand comprises a left vertical plate, a right vertical plate and vertical plate reinforcing ribs, the left vertical plate and the right vertical plate are arranged in parallel, a plurality of vertical plate reinforcing ribs are arranged between the left vertical plate and the right vertical plate, and any vertical plate reinforcing rib is connected with the left vertical plate and the right vertical plate respectively; the guide piece is arranged on the rack along a preset linear direction, the sliding plate is arranged on the guide piece, and the sliding plate is driven by the driving device to reciprocate along the linear direction; a drag chain groove arranged along the linear direction is formed between the left vertical plate and the right vertical plate, one end of the drag chain is connected to the sliding plate, and one end of the drag chain is connected to the drag chain groove; at least part of the drag chain is accommodated in the drag chain groove during the movement of the slide plate. Through with the tow chain setting in the tow chain inslot of frame, can effectively reduce external equipment and tow chain and produce the risk of interfering.
Description
Technical Field
The utility model relates to the technical field of industrial mechanical arms, in particular to a mechanical arm.
Background
The mechanical arm is an important component of an industrial mechanical arm, an electric line playing a role in electric connection is arranged in a drag chain in the mechanical arm, and the drag chain reciprocates along the linear direction along with a moving part so as to play a role in traction and protection on the built-in electric line and ensure the normal electric connection of the electric line; at present, a drag chain is generally arranged outside a rack of the currently applied mechanical arm, and due to the instability of the movement of the drag chain, the situation that the drag chain interferes with external equipment easily occurs, so that the normal operation of the mechanical arm is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art, and provides a mechanical arm, wherein a drag chain is arranged in a rack, so that the risk of interference between external equipment and the drag chain can be effectively reduced.
Correspondingly, the embodiment of the utility model provides a mechanical arm, which comprises a rack, a guide piece, a sliding plate, a driving device and a drag chain;
the stand comprises a left vertical plate, a right vertical plate and vertical plate reinforcing ribs, the left vertical plate and the right vertical plate are arranged in parallel, a plurality of vertical plate reinforcing ribs are arranged between the left vertical plate and the right vertical plate, and any vertical plate reinforcing rib is connected with the left vertical plate and the right vertical plate respectively;
the guide piece is arranged on the rack along a preset linear direction, the sliding plate is arranged on the guide piece, and the sliding plate is driven by the driving device to reciprocate along the linear direction;
a drag chain groove arranged along the linear direction is formed between the left vertical plate and the right vertical plate, one end of the drag chain is connected to the sliding plate, and one end of the drag chain is connected to the drag chain groove;
at least a portion of the drag chain is received in the drag chain slot during movement of the slide plate.
In an optional embodiment, the rack further comprises a groove plate, and a groove along the linear direction is formed in the middle of the groove plate;
the vertical plate reinforcing rib is provided with a groove body installation position, the groove plate is clamped in the groove body installation position corresponding to the groove, and the groove forms the towline groove.
In an optional implementation manner, the groove plate is respectively connected and fixed with the left vertical plate, the right vertical plate and the reinforcing rib.
In an alternative embodiment, the drive means comprises a rotary drive motor, a synchronous pulley and a belt;
the rotary driving motor is arranged on the sliding plate, and the synchronous belt wheel is arranged at the driving end of the rotary driving motor;
the belt is arranged on the rack along the linear direction, and meshing teeth matched with the synchronous belt wheel are arranged on the belt;
the timing pulley is engaged with the belt.
In an optional embodiment, the engaging teeth on the belt face the left vertical plate or the right vertical plate.
In an optional embodiment, the guide member includes a left guide rail and a right guide rail, the upper end of the left vertical plate has a left bending portion facing the right vertical plate, and the upper end of the right vertical plate has a right bending portion facing the left vertical plate;
the left guide rail is arranged on the left bending part along the linear direction;
the right guide rail is arranged on the right bending part along the linear direction;
the sliding plates are respectively in sliding fit on the left side guide rail and the right side guide rail.
In an optional embodiment, the left side and the right side of the bottom of the sliding plate are respectively provided with a left side sliding block and a right side sliding block;
the sliding plate is in sliding fit on the left guide rail based on the left sliding block;
the sliding plate is slidably fitted on the right guide rail based on the right slider.
In an alternative embodiment, the frame further comprises a base plate;
the left vertical plate extends downwards to form a left connecting part at a preset position, and the right vertical plate extends downwards to form a right connecting part at the preset position;
the bottom of the left connecting part and the bottom of the right connecting part are respectively connected to the bottom plate.
In an optional embodiment, a specially-made vertical plate reinforcing rib is arranged on the bottom plate, and the specially-made vertical plate reinforcing rib is simultaneously connected with the bottom plate, the left vertical plate and the right vertical plate.
The utility model provides a mechanical arm, wherein a drag chain is arranged in a drag chain groove of a rack, so that the risk of interference between external equipment and the drag chain can be effectively reduced. In addition, the support structure of the mechanical arm is mainly formed by a plate and a matched sheet metal process, so that the cost of raw materials is low, the processing steps are simple, and the overall manufacturing cost is low; simultaneously, through reasonable structural design, load capacity is stronger, can be fine in the in-service use compromise the manufacturing cost and the structural strength of arm, satisfy the actual production user demand.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic three-dimensional view of a robotic arm according to an embodiment of the present invention;
FIG. 2 is an exploded view of a robotic arm in an embodiment of the present invention;
fig. 3 is a schematic structural view of a driving device and a sliding plate in an embodiment of the present invention.
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.
Fig. 1 is a schematic three-dimensional structure diagram of a robot arm according to an embodiment of the present invention, and fig. 2 is an exploded view of the robot arm according to the embodiment of the present invention. It should be noted that, for the sake of clarity, the model in the figure shows the drag chain and the sliding plate in a separated state.
The embodiment of the utility model provides a mechanical arm which comprises a frame 1, a guide piece, a sliding plate 2, a driving device and a drag chain 3.
The guide is arranged on the frame 1 along a preset linear direction.
The sliding plate 2 is arranged on the guide member, and the sliding plate 2 is driven by the driving device to reciprocate along the linear direction.
A drag chain groove is formed in the frame 1, the drag chain 3 is arranged in the drag chain groove, and one end of the drag chain 3 is connected to the sliding plate 2.
The drag chain 3 is internally provided with a plurality of electric connecting wires, at least one of the electric connecting wires is electrically connected with the driving device, it should be noted that the electric connecting wire electrically connected with the driving device is arranged in the drag chain 3, in the process that the sliding plate 2 reciprocates along the linear direction, one end of the drag chain 3 reciprocates along the linear direction along with the sliding plate 2, and the drag chain 3 plays a role in dragging and protecting the plurality of built-in electric connecting wires, so that the electric connecting wires can be ensured to be normally electrically connected with the driving device, and the normal operation of the driving device is ensured.
In the embodiment of the utility model, the tow chain 3 is arranged in the tow chain groove of the rack 1, compared with the structural design that the tow chain 3 is arranged outside the rack 1, the mechanical arm has better appearance effect, can enable the overall structure of the mechanical arm to be more simplified, effectively reduces the volume and the occupied space of the mechanical arm, achieves better use flexibility, can be well suitable for various industrial production and manufacturing scenes, and has good practicability.
Specifically, the rack 1 includes a left vertical plate 11 and a right vertical plate 12, the left vertical plate and the right vertical plate are parallel to each other, a plurality of vertical plate reinforcing ribs 14 are disposed between the left vertical plate and the right vertical plate, any vertical plate reinforcing rib is connected to the left vertical plate and the right vertical plate, it should be noted that the vertical plate reinforcing ribs 14 connect the left vertical plate 11 and the right vertical plate 12 to form the stable rack 1, and the specific number of the vertical plate reinforcing ribs 14 needs to be determined according to the lengths of the left vertical plate 11 and the right vertical plate 12. The arrangement of the vertical plate reinforcing ribs 14 can ensure the position stability between the left vertical plate and the right vertical plate.
Specifically, the frame 1 further comprises a groove plate 13, and a groove 131 along the linear direction is formed in the middle of the groove plate; the vertical plate reinforcing ribs are provided with groove body installation positions 141, the groove plates are clamped in the groove body installation positions corresponding to the grooves, and the grooves form the towline grooves. Specifically, the arrangement of the slot plate can ensure the movement stability of the drag chain and prevent the drag chain from being clamped between the vertical plate reinforcing ribs 14.
Furthermore, the groove plate is fixedly connected with the left vertical plate, the right vertical plate and the reinforcing ribs respectively, and the groove plate, the left vertical plate, the right vertical plate and the reinforcing ribs are connected to form an integral structure, so that the overall stability of the mechanical arm can be improved.
Fig. 3 is a schematic structural view of a driving device and a sliding plate in an embodiment of the present invention.
Specifically, the drive means includes a rotary drive motor 4, a timing pulley 41, and a belt 5.
The rotary drive motor 4 is provided on the slide plate 2, and the timing pulley 41 is provided at the drive end of the rotary drive motor 4.
The belt 5 is arranged on the rack 1 along the linear direction, and the belt 5 is provided with meshing teeth matched with the synchronous belt wheel 41.
The timing pulley 41 is engaged with the belt 5.
In a specific implementation, the synchronous pulley 41 is driven to rotate by the rotary driving motor 4, and the sliding plate 2 is driven to reciprocate on the guide in the linear direction based on the engagement between the synchronous pulley 41 and the belt 5.
In the embodiment of the utility model, the meshing teeth on the belt face towards the left vertical plate or the right vertical plate.
Specifically, the front ends of the left vertical plate 11 and the right vertical plate 12 are connected through a front baffle 15, and the front baffle 15 not only plays a role in connecting the front ends of the left vertical plate 11 and the right vertical plate 12, but also plays a role in limiting the front end of the sliding plate 2 in the linear direction on the guide member in a reciprocating motion.
Specifically, the rear ends of the left vertical plate 11 and the right vertical plate 12 are connected through a rear baffle 16, and the rear baffle 16 not only plays a role in connecting the rear ends of the left vertical plate 11 and the right vertical plate 12, but also plays a role in limiting the rear end of the sliding plate 2 in the linear direction on the guide member in a reciprocating motion.
Wherein, be provided with preceding belt fixing base 151 on the trailing flank of preceding baffle 15, be provided with preceding belt mounting 152 on the preceding belt fixing base 151.
A rear belt fixing seat 161 is disposed on a front side surface of the rear baffle 16, and a rear belt fixing member 162 is disposed on the rear belt fixing seat 161.
Front belt mounting 152 with back belt mounting 162 follows the linear direction sets up, the front end of belt 5 is fixed on front belt mounting 152, the rear end of belt 5 is fixed on back belt mounting 162.
Specifically, the guide includes a left side rail 61 and a right side rail 62.
The left guide rail 61 is disposed on the left vertical plate 11 along the linear direction.
The right guide rail 62 is disposed on the right vertical plate 12 along the linear direction.
Specifically, the upper end of the left vertical plate is provided with a left bending part facing the right vertical plate, and the upper end of the right vertical plate is provided with a right bending part facing the left vertical plate; the left guide rail is arranged on the left bending part along the linear direction; the right side guide rail is arranged on the right bending part along the linear direction. Based on this embodiment, left riser and right riser are through sheet metal processes such as bending formation, and this is favorable to simplifying the processing step of this arm, optimize cost.
The left and right sides of the slide plate 2 are slidably fitted on the left and right guide rails 61 and 62, respectively.
More specifically, the left and right sides of the bottom of the sliding plate 2 are respectively provided with a left slider 21 and a right slider 22.
The slide plate 2 is slidably fitted on the left side guide rail 61 based on the left side slider 21.
The slide plate 2 is slidably fitted on the right guide rail 62 based on the right slider 22.
In addition, the frame 1 comprises a bottom plate 17,
the left vertical plate extends downwards to form a left connecting part at a preset position, and the right vertical plate extends downwards to form a right connecting part at the preset position;
the bottom of the left connecting part and the bottom of the right connecting part are respectively connected to the bottom plate.
The arrangement of the bottom plate can be used for fixing the mechanical arm on an external plane position, and the mechanical arm can be stably placed.
Specifically, a specially-made vertical plate reinforcing rib 18 is arranged on the bottom plate 17, and the specially-made vertical plate reinforcing rib 18 is simultaneously connected with the bottom plate 17, the left vertical plate 11 and the right vertical plate 12.
The embodiment of the utility model provides a mechanical arm, wherein a drag chain is arranged in a drag chain groove of a rack in the mechanical arm, so that the risk of interference between external equipment and the drag chain can be effectively reduced. In addition, the support structure of the mechanical arm is mainly formed by a plate and a matched sheet metal process, so that the cost of raw materials is low, the processing steps are simple, and the overall manufacturing cost is low; simultaneously, through reasonable structural design, load capacity is stronger, can be fine in the in-service use compromise the manufacturing cost and the structural strength of arm, satisfy the actual production user demand. In addition, the above detailed description of the mechanical arm provided by the embodiment of the present invention is to be taken as an example to explain the principle and the embodiment of the present invention, and the above description of the embodiment is only used to help understand the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (9)
1. The mechanical arm is characterized by comprising a rack, a guide piece, a sliding plate, a driving device and a drag chain;
the stand comprises a left vertical plate, a right vertical plate and vertical plate reinforcing ribs, the left vertical plate and the right vertical plate are arranged in parallel, a plurality of vertical plate reinforcing ribs are arranged between the left vertical plate and the right vertical plate, and any vertical plate reinforcing rib is connected with the left vertical plate and the right vertical plate respectively;
the guide piece is arranged on the rack along a preset linear direction, the sliding plate is arranged on the guide piece, and the sliding plate is driven by the driving device to reciprocate along the linear direction;
a drag chain groove arranged along the linear direction is formed between the left vertical plate and the right vertical plate, one end of the drag chain is connected to the sliding plate, and one end of the drag chain is connected to the drag chain groove;
at least a portion of the drag chain is received in the drag chain slot during movement of the slide plate.
2. The robotic arm of claim 1, wherein the frame further comprises a slotted plate having a groove in a middle portion thereof along the linear direction;
the vertical plate reinforcing rib is provided with a groove body installation position, the groove plate is clamped in the groove body installation position corresponding to the groove, and the groove forms the towline groove.
3. The mechanical arm as claimed in claim 2, wherein the slot plate is fixedly connected with the left vertical plate, the right vertical plate and the reinforcing rib respectively.
4. A robotic arm as claimed in any one of claims 1 to 3, in which the drive means comprises a rotary drive motor, a synchronous pulley and a belt;
the rotary driving motor is arranged on the sliding plate, and the synchronous belt wheel is arranged at the driving end of the rotary driving motor;
the belt is arranged on the rack along the linear direction, and meshing teeth matched with the synchronous belt wheel are arranged on the belt;
the timing pulley is engaged with the belt.
5. The mechanical arm as claimed in claim 4, wherein the meshing teeth on the belt face towards the left vertical plate or the right vertical plate.
6. The mechanical arm according to claim 1, wherein the guide comprises a left guide rail and a right guide rail, the upper end of the left vertical plate is provided with a left bending part facing the right vertical plate, and the upper end of the right vertical plate is provided with a right bending part facing the left vertical plate;
the left guide rail is arranged on the left bending part along the linear direction;
the right guide rail is arranged on the right bending part along the linear direction;
the sliding plates are respectively in sliding fit on the left side guide rail and the right side guide rail.
7. The mechanical arm as claimed in claim 6, wherein the left side and the right side of the bottom of the sliding plate are respectively provided with a left side sliding block and a right side sliding block;
the sliding plate is in sliding fit on the left guide rail based on the left sliding block;
the sliding plate is slidably fitted on the right guide rail based on the right slider.
8. The robotic arm of claim 1, wherein the frame further comprises a floor;
the left vertical plate extends downwards to form a left connecting part at a preset position, and the right vertical plate extends downwards to form a right connecting part at the preset position;
the bottom of the left connecting part and the bottom of the right connecting part are respectively connected to the bottom plate.
9. The mechanical arm according to claim 8, wherein a specially-made vertical plate reinforcing rib is arranged on the bottom plate, and the specially-made vertical plate reinforcing rib is simultaneously connected with the bottom plate, the left vertical plate and the right vertical plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121395073.7U CN215942978U (en) | 2021-06-22 | 2021-06-22 | Mechanical arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121395073.7U CN215942978U (en) | 2021-06-22 | 2021-06-22 | Mechanical arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215942978U true CN215942978U (en) | 2022-03-04 |
Family
ID=80505021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121395073.7U Active CN215942978U (en) | 2021-06-22 | 2021-06-22 | Mechanical arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215942978U (en) |
-
2021
- 2021-06-22 CN CN202121395073.7U patent/CN215942978U/en active Active
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