CN210281159U

CN210281159U - Portal frame moving device for robot welding

Info

Publication number: CN210281159U
Application number: CN201921108103.4U
Authority: CN
Inventors: 陆锦林; 徐远; 唐俊
Original assignee: AUTOMATION TECHNOLOGY Co LTDJIANGSU BAOLI
Current assignee: AUTOMATION TECHNOLOGY Co LTDJIANGSU BAOLI
Priority date: 2019-07-16
Filing date: 2019-07-16
Publication date: 2020-04-10
Anticipated expiration: 2029-07-16

Abstract

The utility model relates to a welding of robot technical field, and disclose a portal frame mobile device is used in welding of robot, including left base and right base, the one end fixed mounting of right base has first motor, and fixed cover is equipped with the lead screw of activity suit at right base inner chamber middle part on the output shaft of first motor, and the fixed suit bracing piece in middle part of left base inner chamber is equipped with the welding bench between left base and the right base, and threaded cover is equipped with the right side respectively on lead screw and the bracing piece and removes the seat and the movable sleeve is equipped with the left side and removes the seat. This portal frame mobile device for welding of robot drives the supporting seat rotation on the seat that removes on the right side through starting the second motor to drive the arc motion on the arc slide bar of the supporting seat on the seat that removes on the left side in the arc wall, realize moving the purpose that the small-range arc of the welding mechanism on the seat removed on, and then can treat the welding product and carry out the arc welding, satisfy different production requirements, strong adaptability, the welding is more nimble, and the precision is also higher.

Description

Portal frame moving device for robot welding

Technical Field

The utility model relates to a welding of robot technical field specifically is a portal frame mobile device is used in welding of robot.

Background

The portal frame is according to the needs handling equipment of well, little mill (company) daily production, warehouse in and out, lifts by crane the needs of maintenance heavy equipment and material transportation, and the novel small-size portal frame that lifts by crane that develops is applicable to manufacturing mould, vapour and repaiies mill, mine, civil engineering construction site and needs the occasion of jack-up, need use the portal frame mechanism that can nimble removal at the welded in-process of robot.

However, the conventional portal frame for robot welding is generally provided with only a transverse or longitudinal movement mode, so that linear welding is performed by a welding mechanism, and the portal frame does not have a function of arc welding, and is difficult to meet different production requirements.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a portal frame mobile device is used in robot welding possesses and to carry out arc removal welded advantage, has solved current portal frame is used in robot welding, has only possessed to carry out horizontal or fore-and-aft moving mode usually to utilize welding mechanism to carry out sharp linear welding, do not possess arc welded function, be difficult to satisfy the problem of different production needs.

The utility model provides a following technical scheme: a portal frame moving device for robot welding comprises a left base and a right base, wherein a first motor is fixedly installed at one end of the right base, a screw rod movably sleeved in the middle of an inner cavity of the right base is fixedly sleeved on an output shaft of the first motor, a support rod is fixedly sleeved in the middle of the inner cavity of the left base, a welding table is arranged between the left base and the right base, a right moving seat and a left moving seat are respectively sleeved on the screw rod and the support rod in a threaded manner, connecting seats are fixedly connected to the tops of the right moving seat and the left moving seat, a second motor is fixedly installed inside the connecting seat on the right moving seat, a rotating shaft is fixedly sleeved on an output shaft of the second motor, the top of the rotating shaft extends to the upper part of the connecting seats and is fixedly connected with the supporting seats, and the bottoms of the supporting seats are movably connected with the, and the both sides at supporting seat top are equal fixedly connected with guide post, the top fixedly connected with roof-rack of guide post.

Preferably, an arc-shaped groove is formed in the top of the left moving seat, and an arc-shaped sliding rod is fixedly sleeved in the middle of an inner cavity of the arc-shaped groove.

Preferably, the top fixed mounting of roof-rack has the cylinder, the output movable sleeve of cylinder is equipped with the piston rod, the bottom fixedly connected with link of piston rod, the side fixed mounting of link has the third motor, fixed cover is equipped with the threaded rod on the output shaft of third motor, one side of threaded rod is equipped with the gag lever post of fixed suit on the link, the removal seat has been cup jointed in the activity on the gag lever post, the bottom of going up the removal seat is equipped with welding mechanism.

Preferably, the number of the connecting seats is two, one connecting seat is located at the top of the left moving seat, and the bottom of the connecting seat located on the left moving seat is movably sleeved with the arc-shaped sliding rod.

Preferably, the two ends of the connecting frame are movably sleeved with the two guide posts respectively, and the threaded rod on the connecting frame is in threaded sleeve connection with one end, far away from the limiting rod, of the upper moving seat.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this portal frame mobile device for welding of robot drives the supporting seat rotation on the seat that removes on the right side through starting the second motor to drive the arc motion on the arc slide bar of the supporting seat on the seat that removes on the left side in the arc wall, realize moving the purpose that the small-range arc of the welding mechanism on the seat removed on, and then can treat the welding product and carry out the arc welding, satisfy different production requirements, strong adaptability, the welding is more nimble, and the precision is also higher.

2. This portal frame mobile device is used in welding of robot, it rotates to drive the lead screw through starting first motor, utilize the support and the spacing of bracing piece, it removes the seat and removes the seat simultaneous movement to drive the left side, thereby the welding mechanism longitudinal movement on the seat that removes on the drive, it rotates to drive the threaded rod through starting the third motor, utilize spacing and the support of gag lever post, can drive the welding mechanism lateral shifting on the seat that removes, the link that drives the piston rod bottom through starting the cylinder goes up and down, thereby can drive the vertical removal of the welding mechanism on the seat that removes, and then realize welding mechanism's three-dimensional removal, make welding structure's weldment work more nimble, the scope of work is also wider, efficiency is also higher.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a side view of the structure of the present invention.

In the figure: 1. a left base; 2. a right base; 3. a first motor; 4. a screw rod; 5. a support bar; 6. a welding table; 7. a right movable seat; 8. a left moving seat; 9. a connecting seat; 10. a second motor; 11. a rotating shaft; 12. a supporting seat; 13. a guide post; 14. a top frame; 141. a cylinder; 142. a piston rod; 143. a connecting frame; 144. a third motor; 145. a threaded rod; 146. a limiting rod; 147. an upper moving seat; 148. a welding mechanism; 15. an arc-shaped slot; 16. an arc-shaped sliding rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a portal frame moving device for robot welding comprises a left base 1 and a right base 2, a first motor 3 is fixedly installed at one end of the right base 2, a lead screw 4 is driven to rotate by starting the first motor 3, a left moving seat 8 and a right moving seat 7 are driven to simultaneously move on the left base 1 and the right base 2 respectively by utilizing the support and the limit of a support rod 5, so as to drive a welding mechanism 148 on an upper moving seat 147 to move longitudinally, the lead screw 4 movably sleeved at the middle part of an inner cavity of the right base 2 is fixedly sleeved on an output shaft of the first motor 3, the support rod 5 is fixedly sleeved at the middle part of the inner cavity of the left base 1, a welding table 6 is arranged between the left base 1 and the right base 2, the right moving seat 7 and the left moving seat 8 are respectively screwed on the lead screw 4 and the support rod 5, a connecting seat 9 is fixedly connected at the top parts of the right moving seat 7 and, the number of the connecting seats 9 is two, one connecting seat 9 is positioned at the top of the left moving seat 8, the bottom of the connecting seat 9 positioned on the left moving seat 8 is movably sleeved with the arc-shaped slide bar 16, the bottom of the connecting seat 9 positioned on the left moving seat 8 is provided with a slide block with the same radian as the arc-shaped slide bar 16, the middle part of the slide block is provided with a slide groove matched with the arc-shaped slide bar 16, the slide block is movably sleeved on the arc-shaped slide bar 16 through the slide groove at the middle part of the slide block, the size of the slide block is smaller than that of the arc-shaped groove 15, the inside of the connecting seat 9 positioned on the right moving seat 7 is fixedly provided with a second motor 10, an output shaft of the second motor 10 is fixedly sleeved with a rotating shaft 11, the top of the rotating shaft 11 extends to the upper part of the connecting seat 9 and is fixedly connected with a supporting, the top of the guide column 13 is fixedly connected with a top frame 14, the top of the top frame 14 is fixedly provided with an air cylinder 141, the air cylinder 141 is started, the air cylinder 141 is used for driving a connecting frame 143 at the bottom of a piston rod 142 to lift, so that a welding mechanism 148 on an upper moving seat 147 can be driven to vertically move, the first motor 3 and a third motor 144 are started in combination, three-dimensional moving welding of the welding mechanism 148 can be realized, so that the welding flexibility, the working range and the welding efficiency are improved, the piston rod 142 is movably sleeved at the output end of the air cylinder 141, the connecting frame 143 is fixedly connected with the bottom of the piston rod 142, the middle part of the connecting frame 143 is in a hollow state, so that the material consumption is reduced while the strength is ensured, the two ends of the connecting frame 143 are respectively movably sleeved with the two guide columns 13, the lifting of the connecting frame 143 is supported, limited and guided by the two guide columns 13, so that the lifting stability of the connecting, and the threaded rod 145 on the connecting frame 143 is in threaded sleeve connection with one end of the upper moving seat 147, which is far away from the limit rod 146, the side surface of the connecting frame 143 is fixedly provided with a third motor 144, the third motor 144 is started to drive the threaded rod 145 to rotate, the limit and support of the limit rod 146 are utilized to drive the welding mechanism 148 on the upper moving seat 147 to transversely move, the threaded rod 145 is fixedly sleeved on the output shaft of the third motor 144, one side of the threaded rod 145 is provided with the limit rod 146 fixedly sleeved on the connecting frame 143, the upper moving seat 147 is movably sleeved on the limit rod 146, the bottom of the upper moving seat 147 is provided with the welding mechanism 148, the top of the left moving seat 8 is provided with an arc-shaped groove 15, and the middle part of the inner cavity of.

The working principle is as follows: firstly, when in use, the first motor 3 is started to drive the screw rod 4 to rotate, the support and the limit of the support rod 5 are utilized to drive the left movable seat 8 and the right movable seat 7 to simultaneously and respectively move on the left base 1 and the right base 2, so as to drive the welding mechanism 148 on the upper movable seat 147 to longitudinally move, then the third motor 144 is started to drive the threaded rod 145 to rotate, the limit and the support of the limit rod 146 are utilized to drive the welding mechanism 148 on the upper movable seat 147 to transversely move, the cylinder 141 is started to drive the connecting frame 143 at the bottom of the piston rod 142 to lift, so as to drive the welding mechanism 148 on the upper movable seat 147 to vertically move, so as to realize the three-dimensional movable welding of the welding mechanism 148, and finally, when the device drives the support seat 12 on the right movable seat 7 to rotate by starting the second motor 10, so as to drive the support seat 12 on the left movable seat 8 to arcuately move on the arcuate slide rod 16, the purpose of small-amplitude arc movement of the welding mechanism 148 on the upper moving seat 147 is achieved, and arc welding is further performed on a product to be welded.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a portal frame mobile device is used in welding of robot, includes left base (1) and right base (2), its characterized in that: a first motor (3) is fixedly installed at one end of the right base (2), a screw rod (4) movably sleeved at the middle part of an inner cavity of the right base (2) is fixedly sleeved on an output shaft of the first motor (3), a supporting rod (5) is fixedly sleeved at the middle part of an inner cavity of the left base (1), a welding table (6) is arranged between the left base (1) and the right base (2), a right moving seat (7) and a left moving seat (8) are respectively sleeved on the screw rod (4) and the supporting rod (5) in a threaded manner, the tops of the right moving seat (7) and the left moving seat (8) are both fixedly connected with a connecting seat (9), a second motor (10) is fixedly installed inside the connecting seat (9) positioned on the right moving seat (7), a rotating shaft (11) is installed on an output shaft of the second motor (10), the top of the rotating shaft (11) extends to the upper part of the connecting seat (9) and is fixedly connected with a supporting, the bottom of supporting seat (12) and the top swing joint of connecting seat (9), and the equal fixedly connected with guide post (13) in both sides at supporting seat (12) top, the top fixedly connected with roof-rack (14) of guide post (13).

2. The gantry moving device for robot welding according to claim 1, wherein: an arc-shaped groove (15) is formed in the top of the left moving seat (8), and an arc-shaped sliding rod (16) is fixedly sleeved in the middle of an inner cavity of the arc-shaped groove (15).

3. The gantry moving device for robot welding according to claim 1, wherein: the top fixed mounting of roof-rack (14) has cylinder (141), the output movable sleeve of cylinder (141) is equipped with piston rod (142), the bottom fixedly connected with link (143) of piston rod (142), the side fixed mounting of link (143) has third motor (144), fixed cover is equipped with threaded rod (145) on the output shaft of third motor (144), one side of threaded rod (145) is equipped with gag lever post (146) of fixed suit on link (143), the activity cup joints removal seat (147) on gag lever post (146), the bottom of going up removal seat (147) is equipped with welding mechanism (148).

4. The gantry moving device for robot welding according to claim 1, wherein: the number of the connecting seats (9) is two, one connecting seat (9) is positioned at the top of the left moving seat (8), and the bottom of the connecting seat (9) positioned on the left moving seat (8) is movably sleeved with the arc-shaped sliding rod (16).

5. The gantry moving device for robot welding according to claim 3, wherein: two ends of the connecting frame (143) are movably sleeved with the two guide columns (13) respectively, and the threaded rod (145) on the connecting frame (143) is in threaded sleeve connection with one end, far away from the limiting rod (146), of the upper moving seat (147).