CN109940330B - Novel welding station of quick-change robot for automobile chassis - Google Patents
Novel welding station of quick-change robot for automobile chassis Download PDFInfo
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- CN109940330B CN109940330B CN201910223891.XA CN201910223891A CN109940330B CN 109940330 B CN109940330 B CN 109940330B CN 201910223891 A CN201910223891 A CN 201910223891A CN 109940330 B CN109940330 B CN 109940330B
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Abstract
The invention discloses a novel welding station of a quick-change robot for an automobile chassis, which relates to the technical field of automobile part welding and comprises a machine base, a rotary support, a partition plate, a supporting platform, clamps and a locking mechanism, wherein a battery box is arranged at the bottom of each clamp, and a storage battery is arranged in the battery box.
Description
Technical Field
The invention relates to the technical field of automobile part welding, in particular to a novel welding station of an automobile chassis quick-change robot, which is high in precision and convenient to operate and maintain.
Background
The automobile chassis suspension system is formed by welding metal stamping parts through a robot arc welding workstation, each type of automobile suspension corresponds to each special non-standard clamp and the robot arc welding workstation, a large amount of capital needs to be invested in each Nissan-Anchuan double-robot arc welding station, the equipment manufacturing period is 2-4 months, and only one product can be welded.
As is well known, the automobile industry develops rapidly, the updating frequency of automobile models is high, the life cycle of chassis accessories is short, each product needs to be invested into a new robot workstation, and a large amount of capital and time are consumed.
Chinese patent publication No. CN 201824080U discloses a robot welding turnover table for welding robot welding parts. The welding control cabinet is connected with the servo and the robot respectively. The device changes the working face through the welding procedure control servo ware that shifts of welding switch board, transfers and needs to use anchor clamps rotatory to appointed table surface, realizes the welding process by welding switch board control robot is automatic. However, the layout of the working platform for installing the parts to be welded adopts transverse arrangement, different products are welded by continuously switching and steering the robot, the robot still occupies larger space, particularly plane space, the parts to be welded are also required to be installed from two sides at the same time, and the working efficiency is lower.
Chinese patent publication No. CN 207139180U discloses a welding turnover platform, including: a first bracket; the second support is arranged opposite to the first support, and at least two supporting rollers are arranged on the first support and the second support; the two ends of the overturning platform are fixedly provided with rotating shafts, and the wheel surfaces of the supporting rollers on the first support and the second support respectively support the rotating shafts at the two ends of the overturning platform in a rolling manner; and the driving device is in transmission connection with at least one rotating shaft at two ends of the overturning platform and drives the rotating shaft to rotate. Although the quick replacement of the overturning platform can be realized, the overturning platform is a single overturning platform, the replacement time of products to be welded is long, and the efficiency is low.
Disclosure of Invention
The invention aims to provide a novel welding station of a quick-change robot for an automobile chassis, which aims to overcome the defects caused in the prior art.
A novel welding station of a quick-change robot for an automobile chassis comprises bases, rotary supports, partition plates, supporting platforms and fixtures, wherein the bases are symmetrically arranged, one ends of the rotary supports are rotatably connected onto the bases through bearings, a driving assembly is mounted on one base and can drive the rotary supports to rotate 360 degrees, two ends of each rotary support are also rotatably connected with the supporting platforms through the bearings, locking mechanisms are mounted on the supporting platforms, the fixtures are arranged on the supporting platforms and are locked and positioned through the locking mechanisms, and the partition plates are mounted between the two rotary supports;
the bottom of the clamp is provided with a battery box, and a storage battery is arranged in the battery box.
Preferably, locking mechanism includes cylinder, slider, connecting rod, dwang and location lug, the cylinder is installed in supporting platform's bottom, slider sliding connection is in the spout on supporting platform, and the upper end of slider is articulated connecting rod, connecting rod have two and symmetry to set up, and the other end of connecting rod is articulated dwang, dwang rotate to be connected on the epaxial round pin of supporting platform, the other end of dwang is connected location lug, the bottom of anchor clamps be equipped with location lug complex arc constant head tank.
Preferably, the cross section of the positioning lug is in a T shape.
Preferably, the drive assembly includes motor cabinet, driving motor, driving gear and driven gear, and the motor cabinet is installed in the outside of frame, driving motor installs on the motor cabinet and its output shaft drive gear, driving gear and driven gear meshing, driven gear key-type is connected in slewing bracket's pivot.
Preferably, supporting platform's top surface is equipped with the activity groove, connecting rod, dwang all are located the activity inslot, the top surface of dwang and supporting platform's top surface coplane.
Preferably, a cross beam is connected between the two slewing brackets.
Preferably, the bottom of the machine base is connected with a bottom plate.
Preferably, the outer side of the supporting platform is further connected with a sealing cover through screws.
Preferably, the clamp is provided with a threading hole.
The invention has the advantages that:
(1) the rotary type welding robot has the advantages that the rotary type welding robot is of a rotary structure, when one clamp performs welding operation in a welding area, the other clamp is in a rest state, the clamp in the rest state can be unloaded and loaded at the moment, the two clamps are separated by the partition plate, the operation safety is improved, compared with the traditional planar layout, the space is saved, the working efficiency is improved, the two clamps can be of different types, and only the welding instruction of the welding robot needs to be switched;
(2) the clamp is locked and positioned on the supporting platform by virtue of the locking mechanism, the stability is good, the replacement is quick, and the battery box is arranged at the bottom of the clamp, so that on one hand, a power supply is provided for some actuating elements on the clamp, and on the other hand, the working surface of the clamp is always upward and is in a stable state;
(3) the rotary motion of the rotary support is realized by means of the driving motor, and the driving motor adopts a servo motor, so that the precise control is favorably realized.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.
Fig. 2 is a side view of fig. 1.
Fig. 3 and 4 are schematic structural views of the rotating bracket and the supporting platform in different viewing angles.
Fig. 5 is a schematic structural view of the locking mechanism of the present invention.
FIG. 6 is a partial schematic view of a clamp of the present invention.
Fig. 7 is a schematic structural diagram of embodiment 2 of the present invention.
The device comprises a machine base 1, a machine base 2, a rotary support 3, a partition plate 4, a supporting platform 5, a clamp 6, a driving assembly 61, a motor base 62, a driving motor 63, a driving gear 64, a driven gear 7, a locking mechanism 71, an air cylinder 72, a sliding block 73, a connecting rod 74, a rotating rod 74, a positioning bump 75, a pin shaft 76, an arc-shaped positioning groove 77, a battery box 8, a movable groove 9, a beam 10, a bottom plate 11, a sealing cover 12, a wire passing hole 13 and a circular plate 14.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Example 1
As shown in fig. 1 to 6, a novel welding station for a robot for quickly changing an automobile chassis comprises two machine bases 1, two rotary supports 2, a partition plate 3, a supporting platform 4 and a clamp 5, wherein the machine bases 1 are symmetrically arranged, one end of each rotary support 2 is rotatably connected to the machine base 1 through a bearing, one machine base 1 is provided with a driving assembly 6 and can drive the rotary supports 2 to rotate for 360 degrees, two ends of each rotary support 2 are also rotatably connected with the supporting platform 4 through bearings, a circular plate 14 is further connected between each supporting platform 4 and each rotary support 2 and is perpendicular to the supporting platform 4, the circular plate is used for separating the supporting platform 4 from the rotary supports 2 and also plays a role in positioning the clamp 5, the supporting platform 4 is provided with a locking mechanism 7, the clamp 5 is arranged on the supporting platform 4 and is locked and positioned through the locking mechanism 7, the partition plate 3 is arranged between the two rotary supports 2;
and a battery box 8 is installed at the bottom of the clamp 5, and a storage battery is installed in the battery box 8.
In this embodiment, locking mechanism 7 includes cylinder 71, slider 72, connecting rod 73, dwang 74 and location lug 75, cylinder 71 is installed in the bottom of supporting platform 4, slider 72 sliding connection is in the spout on supporting platform 4, and slider 72's upper end is articulated connecting rod 73, connecting rod 73 have two and symmetry to set up, and connecting rod 73's other end is articulated dwang 74, dwang 74 rotate connect in the round pin axle 76 on supporting platform 4, the other end of dwang 74 is connected location lug 75, the bottom of anchor clamps 5 be equipped with location lug 75 complex arc positioning groove 77, the cross sectional shape of location lug 75 is "T" font.
In this embodiment, the driving assembly 6 includes a motor base 61, a driving motor 62, a driving gear 63 and a driven gear 64, the motor base 61 is installed outside the machine base 1, the driving motor 62 is installed on the motor base 61, an output shaft of the driving motor is connected to the driving gear 63, the driving gear 63 is meshed with the driven gear 64, and the driven gear 64 is connected to a rotating shaft of the rotary bracket 2 in a key manner. It is also possible to change the driving gear 63 and the driven gear 64 to sprockets, and to realize driving by means of a chain.
In this embodiment, the top surface of the supporting platform 4 is provided with a movable groove 9, the connecting rod 73 and the rotating rod 74 are both located in the movable groove 9, and the top surface of the rotating rod 74 is coplanar with the top surface of the supporting platform 4. So, the bottom surface of anchor clamps 5 can laminate with supporting platform 4's top surface, and only location lug 75 is located the arc constant head tank 77 of anchor clamps 5 bottom surface, reduces too much structural interference, has improved the convenience of installation.
In this embodiment, a cover 12 is further screwed to the outer side of the support platform 4.
In this embodiment, the clamp 5 is provided with a threading hole 13 for leading out the wire harness in the battery box 8 to the actuator on the clamp 5.
Example 2
As shown in fig. 7, a novel welding station of a quick-change robot for an automobile chassis comprises a machine base 1, a rotary bracket 2, a partition plate 3, a supporting platform 4 and a clamp 5, two of the machine bases 1 are symmetrically arranged, one end of the rotary bracket 2 is rotationally connected to the machine base 1 through a bearing, one of the machine bases 1 is provided with a driving component 6 and can drive the rotary bracket 2 to rotate for 360 degrees, the two ends of the rotary bracket 2 are also rotatably connected with the supporting platform 4 through bearings, a circular plate 14 is connected between the supporting platform 4 and the rotary bracket 2 and is vertical to the supporting platform 4, used for separating the supporting platform 4 from the rotary bracket 2 and simultaneously playing a role in positioning the clamp 5, a locking mechanism 7 is arranged on the supporting platform 4, the clamp 5 is arranged on the supporting platform 4 and is locked and positioned through a locking mechanism 7, and the partition plate 3 is arranged between the two rotary supports 2;
and a battery box 8 is installed at the bottom of the clamp 5, and a storage battery is installed in the battery box 8.
In this embodiment, locking mechanism 7 includes cylinder 71, slider 72, connecting rod 73, dwang 74 and location lug 75, cylinder 71 is installed in the bottom of supporting platform 4, slider 72 sliding connection is in the spout on supporting platform 4, and slider 72's upper end is articulated connecting rod 73, connecting rod 73 have two and symmetry to set up, and connecting rod 73's other end is articulated dwang 74, dwang 74 rotate connect in the round pin axle 76 on supporting platform 4, the other end of dwang 74 is connected location lug 75, the bottom of anchor clamps 5 be equipped with location lug 75 complex arc positioning groove 77, the cross sectional shape of location lug 75 is "T" font.
In this embodiment, the driving assembly 6 includes a motor base 61, a driving motor 62, a driving gear 63 and a driven gear 64, the motor base 61 is installed outside the machine base 1, the driving motor 62 is installed on the motor base 61, an output shaft of the driving motor is connected to the driving gear 63, the driving gear 63 is meshed with the driven gear 64, and the driven gear 64 is connected to a rotating shaft of the rotary bracket 2 in a key manner. It is also possible to change the driving gear 63 and the driven gear 64 to sprockets, and to realize driving by means of a chain.
In this embodiment, the top surface of the supporting platform 4 is provided with a movable groove 9, the connecting rod 73 and the rotating rod 74 are both located in the movable groove 9, and the top surface of the rotating rod 74 is coplanar with the top surface of the supporting platform 4. So, the bottom surface of anchor clamps 5 can laminate with supporting platform 4's top surface, and only location lug 75 is located the arc constant head tank 77 of anchor clamps 5 bottom surface, reduces too much structural interference, has improved the convenience of installation.
In this embodiment, a cross beam 10 is further connected between the two rotating frames 2 for connecting the two rotating frames 2, so as to improve the structural stability and firmness of the rotating frames.
In this embodiment, the bottom of the base 1 is connected to a bottom plate 11, and the bottom plate 11 is provided with a mounting hole for being connected and fixed to the ground.
In this embodiment, a cover 12 is further screwed to the outer side of the support platform 4.
In this embodiment, the clamp 5 is provided with a threading hole 13 for leading out the wire harness in the battery box 8 to the actuator on the clamp 5.
When the welding device is used, products to be welded are firstly respectively arranged on two clamps 5, such as a clamp 5A and a clamp 5B, a driving motor 62 is started to drive a rotary support 2 to turn over, the clamp 5A enters a welding area, a welding robot welds the products to be welded on the clamp, after welding is completed, the rotary support 2 turns over for 180 degrees, the clamp 5B enters the welding area to perform welding operation, and the replacement operation of the products to be welded on the clamp 5A is completed by utilizing the welding gap, so that assembly line type welding can be realized.
The clamp 5A and the clamp 5B can be of different types and used for welding different products, and when different products are welded, a welding robot can execute corresponding welding operation under the control of the PLC only by pressing a desired welding instruction.
It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the invention are intended to be embraced therein.
Claims (8)
1. The novel welding station for the quick-change robot for the automobile chassis is characterized by comprising bases (1), two rotary supports (2), a partition plate (3), supporting platforms (4) and fixtures (5), wherein the bases (1) are symmetrically arranged, one ends of the rotary supports (2) are rotatably connected onto the bases (1) through bearings, a driving assembly (6) is mounted on one base (1) and can drive the rotary supports (2) to rotate for 360 degrees, the two ends of each rotary support (2) are rotatably connected with the supporting platforms (4) through the bearings, locking mechanisms (7) are mounted on the supporting platforms (4), the fixtures (5) are arranged on the supporting platforms (4) and are locked and positioned through the locking mechanisms (7), and the partition plate (3) is mounted between the two rotary supports (2);
a battery box (8) is installed at the bottom of the clamp (5), and a storage battery is installed in the battery box (8);
locking mechanism (7) include cylinder (71), slider (72), connecting rod (73), dwang (74) and location lug (75), install in the bottom of supporting platform (4) cylinder (71), slider (72) sliding connection is in the spout on supporting platform (4), and the upper end of slider (72) is articulated connecting rod (73), connecting rod (73) have two and symmetry to set up, and the other end of connecting rod (73) is articulated dwang (74), dwang (74) rotate and connect on round pin axle (76) on supporting platform (4), the other end of dwang (74) is connected location lug (75), the bottom of anchor clamps (5) be equipped with location lug (75) complex arc constant head tank (77).
2. The novel welding station of the automobile chassis quick-change robot as claimed in claim 1, wherein: the cross section of the positioning lug (75) is in a T shape.
3. The novel welding station of the automobile chassis quick-change robot as claimed in claim 1, wherein: drive assembly (6) include motor cabinet (61), driving motor (62), driving gear (63) and driven gear (64), and motor cabinet (61) are installed in the outside of frame (1), driving motor (62) are installed on motor cabinet (61) and its output shaft drive gear (63), driving gear (63) and driven gear (64) meshing, driven gear (64) key-type is connected in the pivot of runing rest (2).
4. The novel welding station of the automobile chassis quick-change robot as claimed in claim 1, wherein: the top surface of supporting platform (4) is equipped with movable groove (9), connecting rod (73), dwang (74) all are located movable groove (9), the top surface of dwang (74) and the top surface coplane of supporting platform (4).
5. The novel welding station of the automobile chassis quick-change robot as claimed in claim 1, wherein: a cross beam (10) is connected between the two rotary supports (2).
6. The novel welding station of the automobile chassis quick-change robot as claimed in claim 1, wherein: the bottom of the machine base (1) is connected with a bottom plate (11).
7. The novel welding station of the automobile chassis quick-change robot as claimed in claim 1, wherein: the outer side of the supporting platform (4) is also connected with a sealing cover (12) through a screw.
8. The novel welding station of the automobile chassis quick-change robot as claimed in claim 1, wherein: and the clamp (5) is provided with a threading hole (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910223891.XA CN109940330B (en) | 2019-03-22 | 2019-03-22 | Novel welding station of quick-change robot for automobile chassis |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910223891.XA CN109940330B (en) | 2019-03-22 | 2019-03-22 | Novel welding station of quick-change robot for automobile chassis |
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| CN109940330A CN109940330A (en) | 2019-06-28 |
| CN109940330B true CN109940330B (en) | 2020-08-14 |
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| JP4350871B2 (en) * | 2000-05-08 | 2009-10-21 | 美和ロック株式会社 | Inner cylinder rotation control device for electronic cylinder lock |
| CN204960594U (en) * | 2015-08-31 | 2016-01-13 | 徐州工业职业技术学院 | Novel theftproof chain |
| CN107088732A (en) * | 2017-06-26 | 2017-08-25 | 长兴耿宇金属制品有限公司 | A kind of positioning and clamping mechanism for fabricated structural shape |
| CN107981993A (en) * | 2017-12-21 | 2018-05-04 | 重庆馨康阁科技有限公司 | Give first aid to Vehicular stretcher supporting structure |
| CN207494881U (en) * | 2017-11-09 | 2018-06-15 | 四川华巍机器人科技有限公司 | Three axis positioners of robot |
| CN108161524A (en) * | 2018-01-05 | 2018-06-15 | 深圳市正和首信精密科技有限公司 | A kind of efficient CNC processing unit (plant)s and its processing method |
-
2019
- 2019-03-22 CN CN201910223891.XA patent/CN109940330B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4350871B2 (en) * | 2000-05-08 | 2009-10-21 | 美和ロック株式会社 | Inner cylinder rotation control device for electronic cylinder lock |
| CN204960594U (en) * | 2015-08-31 | 2016-01-13 | 徐州工业职业技术学院 | Novel theftproof chain |
| CN107088732A (en) * | 2017-06-26 | 2017-08-25 | 长兴耿宇金属制品有限公司 | A kind of positioning and clamping mechanism for fabricated structural shape |
| CN207494881U (en) * | 2017-11-09 | 2018-06-15 | 四川华巍机器人科技有限公司 | Three axis positioners of robot |
| CN107981993A (en) * | 2017-12-21 | 2018-05-04 | 重庆馨康阁科技有限公司 | Give first aid to Vehicular stretcher supporting structure |
| CN108161524A (en) * | 2018-01-05 | 2018-06-15 | 深圳市正和首信精密科技有限公司 | A kind of efficient CNC processing unit (plant)s and its processing method |
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