CN210081727U - Additional shaft guide rail structure of general industrial robot - Google Patents
Additional shaft guide rail structure of general industrial robot Download PDFInfo
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- CN210081727U CN210081727U CN201920523626.9U CN201920523626U CN210081727U CN 210081727 U CN210081727 U CN 210081727U CN 201920523626 U CN201920523626 U CN 201920523626U CN 210081727 U CN210081727 U CN 210081727U
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- guide rail
- base frame
- rack
- industrial robot
- guide
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Abstract
The utility model discloses an additional axle guide rail structure of general type industrial robot, install linear guide and setting on the axial lateral surface of guide rail base frame including the symmetry the rack and pinion drive mechanism who provides power by the servo motor who has the protection casing of axial one side of guide rail base frame, one side axial of rack and pinion drive mechanism has arranged the tow chain subassembly. The robot additional shaft guide rail of the utility model has better mechanical protection performance for the internal structure of the additional shaft, can prevent the external splashing fluid, impurity particles and other media from polluting the internal electrical and mechanical structures, can be stably and reliably applied to the occasions with severe working condition environments, and has simple structural design, convenient manufacture and beautiful appearance; in addition, the linear guide rail, the servo motor and the gear rack are all provided with complete protective outer covers, and the servo motor and the drag chain assembly are arranged on the side surface of the additional shaft guide rail, so that the equipment installation and the daily maintenance are facilitated.
Description
Technical Field
The utility model relates to a robot additional shaft guide rail technical field especially relates to a general type industrial robot additional shaft guide rail structure.
Background
Industrial robots play an increasingly important role in increasing the level of flexibility and intelligence in manufacturing plants. Industrial robots are used most frequently in the field of manufacturing, in particular in the automobile industry. In an automobile manufacturing and coating workshop, stations such as gluing, wiping, painting, cleaning, carrying and assembling, surface treatment, quality and defect detection and the like are provided, and the application of the industrial robot has irreplaceable advantages.
In the integrated application of the robot system, in order to increase the working flexibility and expand the working range of the robot, the additional shaft guide rail is generally used as the standard configuration of the robot system. The robot additional shaft guide rail structure of different brands in the existing market has larger difference in structural form and has advantages and disadvantages, the industrial robot additional shaft guide rail structure needs to have better installation, maintenance and convenience, simple, stable and reliable structure, better structural rigidity and bending strength, better protective performance of the additional shaft guide rail on the internal structure, and lower processing and manufacturing cost.
However, the structural design of the additional shaft guide rail of the existing industrial robot has the problems that the protection performance of the internal structure is not enough or the installation, the maintenance and the like are inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a general type industrial robot attachs axle guide rail structure to the technical defect who exists among the prior art.
For realizing the utility model discloses a technical scheme that the purpose adopted is:
a guide rail structure of an additional shaft of a general industrial robot comprises linear guide rails symmetrically arranged on the axial outer side surface of a guide rail base frame and a gear rack transmission mechanism which is arranged on one axial side of the guide rail base frame and is powered by a servo motor with a protective cover, wherein a drag chain assembly is axially arranged on one side of the gear rack transmission mechanism; the rack and pinion drive mechanism include with by servo motor drive and install on fixed bearing and with gear engagement driven rack, the rack is fixed on the side of guide rail base frame, the top of rack sets up the rack apron, linear guide's bottom with the axial lateral surface of guide rail base frame is fixed, linear guide's slider is connected with the side board of coaster base through L shape connecting piece, there is the guide rail apron guide rail base frame's top, will linear guide and guide rail base frame effectively protect at top surface and side, prevent the pollution of external impurity.
Guide rail base frame includes two hollow type rectangular pipes of the cold bending that support as supporting beam through backup pad welding and by height-adjustable's lower margin, two hollow type rectangular pipes of cold bending between upper portion welding square tube steel, lower part welding support connection plate muscle, install in the backup pad height-adjustable's lower margin.
The side of the guide rail base frame is welded with transition square tube steel, the transition square tube steel is welded with a rack mounting substrate, and the rack is mounted on the rack mounting substrate through screws.
Mechanical limiting end stops made of elastic materials are arranged on two sides of the guide rail base frame which moves back and forth, and the mechanical limiting end stops are fixedly arranged on the upper portion of a rectangular tube supporting cross beam of the guide rail base frame through fastening screws.
The drag chain assembly is connected with the guide rail base frame through an assembly type connecting structure, and adjustable supporting ground feet are designed on the outer side of a cross beam of the drag chain assembly to improve the bearing capacity of the cross beam of the drag chain assembly.
The servo motor is connected and fixed with the side face of the pulley base through the bearing sleeve.
The guide rail cover plate is a C-shaped cover plate.
The linear guide rail is connected with a guide rail mounting substrate fixed on the upper part of the axial outer side surface of the guide rail base frame through a bolt.
The guide rail cover plate is supported by a support plate, and the support plate is connected with the upper end of the guide rail base frame.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses an additional axle guide rail of robot can have better mechanical protection performance to additional axle guide rail inner structure, can prevent that the external medium such as fluid and foreign particles that splashes from causing the pollution to inside electricity and mechanical structure, can use the more abominable occasion of operating mode environment reliably and steadily, and structural design is simple, and the preparation is convenient, and the appearance is pleasing to the eye.
In addition, the linear guide rail, the servo motor and the rack are provided with complete protective outer covers, and the servo motor and the drag chain assembly are arranged on the side surface of the additional shaft guide rail, so that the equipment installation and the daily maintenance are facilitated.
Drawings
Fig. 1 is a schematic view showing an additional shaft guide structure of a general industrial robot;
FIG. 2 is a schematic sectional view of an additional shaft guide structure of a general industrial robot;
FIG. 3 is a schematic view of a linear guide;
FIG. 4 is a view showing a coupling structure of the servo motor and the gear;
FIG. 5 is a perspective view of the carriage base and the connecting shaft of the servo motor;
FIG. 6 is a view of the end face of the connection of the servo motor to the rail mount frame;
FIG. 7 is an isometric view of the tow chain assembly;
fig. 8 is a schematic structural view of a mechanical limit end stop assembly.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1-8, the utility model discloses general type industrial robot attachs axle guide rail structure includes:
the device comprises linear guide rails 2 symmetrically arranged on the axial outer side surface of a guide rail base frame and a motor driving mechanism 4 arranged on one axial side of the guide rail base frame, wherein the motor driving mechanism comprises a gear rack transmission mechanism powered by a servo motor 40 with a protective cover 41, and a drag chain assembly 5 is axially arranged on one side of the gear rack transmission mechanism; the rack and pinion drive mechanism include by servo motor drive and install gear 42 on fixed bearing and with rack 10 that gear engagement connects, the rack is fixed on the side of guide rail base frame, rack apron 12 that the top of rack set up, linear guide's bottom with the axial lateral surface of guide rail base frame is fixed, linear guide's slider is connected with the side board of coaster base 3 through L shape connecting piece 9, there is guide rail apron 8 guide rail base frame's top, will linear guide and guide rail base frame effectively protect at top surface and side, prevent the pollution of impurity such as external granule dust and the fluid that splashes.
Wherein, servo motor's protection dustcoat around the design have ventilation cooling hole, can play better protection and aeration cooling effect to servo motor, the utility model discloses a design has linear guide apron, rack and pinion apron, servo motor protection dustcoat, can play better protection and aeration cooling's effect to inside linear guide, rack and pinion drive mechanism and servo motor.
The utility model discloses in, coaster base 3 install through four L type connecting pieces 9 and fix on four sliders of linear guide 2, coaster base's overall structure be welded structure.
The utility model discloses in, servo motor installs in the additional axle guide rail outside, and the design has solitary ventilation cooling protective housing, uses the reduction gear to carry out speed matching and moment of torsion transmission.
The utility model discloses in, linear guide plays the effect of connecting guide rail base frame and robot coaster base, can make the coaster base make a round trip smoothly to slide on base frame under the servo motor rack and pinion drive mechanism drive. Specifically, the gear rack transmission mechanism is used for driving the robot pulley base, the linear guide rail is used for connecting the pulley base and the additional shaft guide rail base frame, and the pulley base can smoothly slide back and forth on the guide rail base frame under the connection effect of the linear guide rail.
The utility model discloses in, the design has independent tow chain subassembly, and the tow chain subassembly passes through assembled connection structure to be installed on guide rail base frame, and is concrete, the tow chain subassembly pass through assembled connection structure with guide rail base frame's side be connected, the crossbeam outside design of tow chain subassembly has the adjustable support lower margin to improve the bearing capacity of the crossbeam of tow chain subassembly.
The guide rail base frame comprises two cold-bending hollow rectangular pipes 1 which are welded through a support plate 14 and supported by height-adjustable feet 6 and serve as a support cross beam, two cold-bending hollow rectangular pipes are welded with square pipe steel 13 at the upper part and support connecting plate ribs at the lower part, and the height-adjustable feet 6 are mounted on the support plate 14.
The utility model discloses in, base frame be the fixed stay skeleton of additional axle guide rail, possess stable in structure, support intensity height, resistance to deformation ability reinforce, characteristics such as processing simple manufacture, the utility model discloses a hollow type rectangular pipe of general cold-bending of biserial is as base frame's supporting beam, hollow type rectangular pipe bilateral symmetry welding linear guide mounting substrate of cold-bending, welding square tube steel and support connecting plate muscle between two hollow type rectangular pipes of cold-bending, and hollow type rectangular pipe of cold-bending left side is through 11 welding rack mounting substrate of transition square tube steel to connecting rack 10, rack apron with screw connection for the rack mounting substrate, the bottom welding lower margin backup pad of hollow type rectangular pipe of cold-bending, the additional axle guide rail apron of assembled structural installation is passed through at the top. The additional shaft guide rail cover plate and the rack cover plate can play a good protection role.
The guide rail base frame is provided with mechanical limiting end stop mechanisms 7 made of elastic materials on two sides moving back and forth, the mechanical limiting end stops 71 of the mechanical limiting end stop mechanisms 7 are fixed on an end stop framework 72 through screws, and the end stop framework 72 is fixedly installed on the upper portion of a rectangular tube supporting beam of the guide rail base frame through fastening screws.
The servo motor 40 is connected with a servo motor reducer 45 and is fixedly connected with the side face of the pulley base through a bearing sleeve. In addition, two rolling bearings with different inner diameters, namely an inner rolling bearing 44 and an outer rolling bearing 43, are designed on the shaft shoulder of the gear, so that the gear is convenient to mount and assemble, the bending strength of a rotating shaft of the gear in the driving process is improved, and the output shaft of the servo motor is protected.
The guide rail cover plate is a C-shaped cover plate, the top and the side of the base frame and the linear guide rail are effectively protected, the two sides of the C-shaped cover plate can effectively protect the linear guide rail and the L-shaped connecting piece of the sliding block fixedly connected with the linear guide rail, and the pollution of foreign particles, dust, splashed fluid and other impurities is prevented.
The linear guide rail is connected with a guide rail mounting substrate fixed on the upper part of the axial outer side surface of the guide rail base frame through a bolt.
Wherein the guide rail cover plate is supported by a support plate 15, and the support plate is connected with the upper end of the guide rail base frame by a bolt. The supporting plate is connected with the guide rail cover plate in an assembling mode through screws, and the guide rail cover plate is formed by splicing a plurality of cover plates, as shown in figure 1.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses an additional axle guide rail of robot can have better mechanical protection performance to additional axle inner structure, can prevent that the external medium such as fluid and foreign particles that splashes from causing the pollution to inside electricity and mechanical structure, can use the more abominable occasion of operating mode environment reliably and steadily, and structural design is simple, and the preparation is convenient, is convenient for install and maintains the maintenance, and the appearance is pleasing to the eye.
In addition, the linear guide rail, the servo motor and the gear rack are all provided with complete protective outer covers, and the servo motor and the drag chain assembly are arranged on the side surface of the additional shaft guide rail, so that the equipment installation and the daily maintenance are facilitated.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. The guide rail structure of the additional shaft of the general industrial robot is characterized by comprising linear guide rails symmetrically arranged on the axial outer side surface of a guide rail base frame and a gear rack transmission mechanism which is arranged on one axial side of the guide rail base frame and is powered by a servo motor with a protective cover, wherein a drag chain assembly is axially arranged on one side of the gear rack transmission mechanism; the rack and pinion drive mechanism include by servo motor drive and install on fixed bearing and with gear engagement driven rack, the rack is fixed on the side of guide rail base frame, the top of rack sets up the rack apron, linear guide's bottom with guide rail base frame's axial lateral surface is fixed, linear guide's slider is connected with the side board of coaster base through L shape connecting piece, there is the guide rail apron guide rail base frame's top will linear guide and guide rail base frame effectively protect at top surface and side, prevent the pollution of external impurity.
2. The guide rail structure for the additional shaft of the general industrial robot according to claim 1, wherein the guide rail base frame comprises two rectangular pipes of a cold-bending hollow type as a supporting beam welded by a supporting plate and supported by height-adjustable legs, square pipe steel is welded at the upper part between the two rectangular pipes of the cold-bending hollow type, and a connecting plate rib is welded at the lower part between the two rectangular pipes of the cold-bending hollow type, and the height-adjustable legs are mounted on the supporting plate.
3. The guide rail structure for the additional shaft of the general industrial robot according to claim 2, wherein the transition square tube steel is welded to the side surface of the guide rail base frame, the transition square tube steel is welded to a rack mounting base plate, and the rack is mounted on the rack mounting base plate by screws.
4. The guide rail structure for the additional shaft of the general industrial robot according to claim 1, wherein mechanical limit stops made of elastic material are disposed on both sides of the reciprocating movement of the guide rail base frame, and the mechanical limit stops are fixed on the upper portion of the rectangular tube support beam of the guide rail base frame by fastening screws.
5. The guide rail structure of an additional shaft of a general industrial robot as claimed in claim 1, wherein the drag chain assembly is connected with the guide rail base frame through a fabricated connecting structure, and the outer side of the cross beam of the drag chain assembly is designed with adjustable supporting feet to improve the bearing capacity of the cross beam of the drag chain assembly.
6. The additional axis guide structure of a general industrial robot according to claim 1, wherein the servo motor is fixedly connected to the side of the carriage base through a bearing sleeve.
7. The auxiliary shaft guide structure for a general industrial robot according to claim 1, wherein the guide cover is a C-shaped cover.
8. The additional axis guide structure of a general industrial robot according to claim 1, wherein the linear guide is bolted to a guide mounting base plate fixed to an upper portion of an axially outer side surface of the guide base frame.
9. The universal industrial robot additional axis guide rail structure as claimed in claim 1, wherein the guide rail cover plate is supported by a support plate, the support plate being connected to an upper end of the guide rail base frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920523626.9U CN210081727U (en) | 2019-04-17 | 2019-04-17 | Additional shaft guide rail structure of general industrial robot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920523626.9U CN210081727U (en) | 2019-04-17 | 2019-04-17 | Additional shaft guide rail structure of general industrial robot |
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| Publication Number | Publication Date |
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| CN210081727U true CN210081727U (en) | 2020-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920523626.9U Active CN210081727U (en) | 2019-04-17 | 2019-04-17 | Additional shaft guide rail structure of general industrial robot |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110091312A (en) * | 2019-04-17 | 2019-08-06 | 中国汽车工业工程有限公司 | A kind of universal type industrial robot additional shaft guide rail structure |
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2019
- 2019-04-17 CN CN201920523626.9U patent/CN210081727U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110091312A (en) * | 2019-04-17 | 2019-08-06 | 中国汽车工业工程有限公司 | A kind of universal type industrial robot additional shaft guide rail structure |
| CN110091312B (en) * | 2019-04-17 | 2024-06-25 | 中国汽车工业工程有限公司 | Additional axle guide rail structure of general industrial robot |
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