CN115255749B

CN115255749B - Support welding device

Info

Publication number: CN115255749B
Application number: CN202211185778.5A
Authority: CN
Inventors: 李玉娟; 赵发强; 秦志喜
Original assignee: Shandong Fengyuan Automobile Technology Co ltd
Current assignee: Shandong Fengyuan Automobile Technology Co ltd
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2022-12-16
Anticipated expiration: 2042-09-28
Also published as: CN115255749A

Abstract

The invention discloses a support welding device, which relates to the technical field of welding and comprises a rack and a vertical frame connected with the rack, wherein a guide frame which is vertically arranged is fixed on the rack, a pushing column I and a pushing column II are installed on a pushing driving assembly, a baffle I and a baffle II are respectively installed on a sliding frame I, the pushing column I and the pushing column II respectively push against the baffle II and the baffle I when moving upwards vertically, and a locking mechanism is used for limiting a rotating shaft and a supporting sleeve to rotate relatively; in the process that the supporting sleeve vertically moves up and down, the one-hundred-eighty-degree overturning of the rotating shaft is realized when the pushing column II is pushed against the baffle I, and the reverse one-hundred-eighty-degree overturning of the rotating shaft is realized when the pushing column I is pushed against the baffle II, so that the overturning effect of the plate-shaped workpiece driven by the overturning bearing frame is realized, the welding operation of the plate-shaped workpiece from the front side to the back side is facilitated, a welding gun does not need to be moved to the bottom of the plate-shaped workpiece, and the welding efficiency of the plate-shaped workpiece is greatly improved.

Description

Support welding device

Technical Field

The invention relates to the technical field of welding, in particular to a support welding device.

Background

Welding, also known as fusion welding, is a process and technique for joining metals or other thermoplastic materials, such as plastics, in a heated, high temperature or high pressure manner, including gas flame, electric arc, laser, electron beam, friction, ultrasonic, and the like; in the process of manufacturing the automobile bracket, a welding device is used for welding a plate-shaped workpiece used for manufacturing the automobile bracket.

The patent with the publication number of CN 209288568U discloses a welding device for machining an automobile front support, which comprises a welding machine cover, a supporting seat and supporting legs, wherein a lighting lamp is arranged at the top inside the welding machine cover, the lighting lamps are also arranged on two sides inside the welding machine cover, a transverse moving groove is arranged above the inside of the welding machine cover, a transverse motor is arranged inside the transverse moving groove, a moving frame is arranged on the outer side of the transverse motor, a telescopic cylinder is arranged below the moving frame, a welding head is arranged below the telescopic cylinder, longitudinal supporting grooves are arranged on two sides below the inside of the welding machine cover, and a supporting motor is arranged on one side of each longitudinal supporting groove; although the device can realize the welding treatment of the bracket, the bracket can not be flexibly turned and positioned after being turned in the welding process, so that the welding efficiency in the welding process is low; therefore, a bracket welding device is provided to solve the above technical problems.

Disclosure of Invention

The utility model provides a support welding device, includes the frame and the vertical frame of being connected with it, is fixed with the leading truck of vertical setting in the frame, vertical slidable mounting has the support sleeve on the leading truck, the axis of rotation is installed to the support sleeve internal rotation, the upset bearer frame is installed to the axis of rotation tip, slidable mounting has a pair of frid by subtend fixture drive on the upset bearer frame, the frid is used for docking plate-like work piece, install horizontal glide machanism on the vertical frame, install the welder that corresponds with plate-like work piece on the horizontal glide machanism, slidable mounting has carriage I in the frame, be equipped with in the axis of rotation and be used for driving the support of carriage I sliding and push away actuating assembly, it supports and pushes away post I and support post II to install on pushing away actuating assembly to push away post I, be fixed with on the carriage I and support the ejector pad, install baffle I and baffle II respectively when pushing away post I and support post II vertical upward shifting, install locking mechanical system on the support sleeve, locking mechanical system is used for restricting the axis of rotation and support sleeve and take place relative rotation.

As a modified scheme of the invention: the pushing driving assembly comprises two rotating arms fixed on the rotating shaft, the pushing column I and the pushing column II are fixed on the two rotating arms respectively, two sides of the pushing block are provided with slopes, and the two slopes are matched with the pushing column I and the pushing column II respectively.

As a modified scheme of the invention: the locking mechanism comprises a fixed sleeve disc fixedly sleeved on the supporting sleeve, an extension plate I and an extension plate II are respectively arranged on the rotating shaft and the fixed sleeve disc, and a traction spring is arranged between the extension plate I and the extension plate II.

As a modified scheme of the invention: the extension plate I and the extension plate II are perpendicular to each other along the projection of the axis direction of the rotating shaft, a limit stop I and a limit stop II are fixed on the fixed sleeve disc, the limit stop I and the limit stop II are symmetrical about the center of the axis of the rotating shaft, and the extension plate I is abutted against the limit stop I or the limit stop II.

As a modified scheme of the invention: the vertical sliding mounting has the T word lift guide block with support sleeve fixed connection on the leading truck, install servo motor II on the T word lift guide block, servo motor II's output shaft coaxial coupling has the rotary gear, the meshing of rotary gear is connected with the vertical rack of vertical installation on the leading truck.

As a modified scheme of the invention: subtend fixture includes biaxial motor, and the equal coaxial coupling of two output shafts of biaxial motor has the threaded rod, two the screw thread of threaded rod revolves to opposite, the threaded rod go up the screw thread cup joint with upset bearing frame sliding connection's carriage II, carriage II and frid fixed connection, upset bearing frame lateral wall set up with the frid side extension slotted hole that corresponds.

As a modified scheme of the invention: horizontal glide machanism is including fixing the horizon bar on vertical, and the sliding sleeve is equipped with sliding sleeve on the horizon bar, sliding sleeve's slip direction is unanimous with the axial of axis of rotation.

As a modified scheme of the invention: the transverse sliding mechanism further comprises a servo motor I arranged on the vertical frame, an output shaft of the servo motor I is coaxially connected with a vertically arranged threaded column, a threaded sleeve block is sleeved on the threaded column in a threaded manner, and a pull rod is hinged between the threaded sleeve block and the sliding sleeve.

Compared with the prior art, the invention has the beneficial effects that:

1. the two groove plates can be driven to synchronously move in opposite directions by the arranged opposite clamping mechanisms, so that efficient butt joint operation of the two plate-shaped workpieces used for manufacturing and processing the automobile support is realized, and efficient and stable welding effects on the plate-shaped workpieces are realized by performing translational sliding adjustment on the welding gun by the transverse sliding mechanism.

2. In the process of vertical up-and-down movement of the support sleeve, the pushing column II is pushed against the baffle I to realize one-hundred-eighty-degree overturning of the rotating shaft, and the pushing column I is pushed against the baffle II to realize reverse one-hundred-eighty-degree overturning of the rotating shaft, so that the overturning effect of the plate-shaped workpiece driven by the overturning bearing frame is realized, the plate-shaped workpiece is conveniently welded from the front side to the back side, a welding gun does not need to be moved to the bottom of the plate-shaped workpiece, and the welding efficiency of the plate-shaped workpiece is greatly improved.

3. After the turnover bearing frame is driven by the rotating shaft to turn over, the locking mechanism can perform timely elastic traction and angle limiting effects on the rotating shaft, so that a plate-shaped workpiece on the turnover bearing frame has good stability in the welding process, and the welding quality of the plate-shaped workpiece is effectively improved.

Drawings

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

FIG. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a partial schematic view of the present invention;

FIG. 5 is a partial schematic view of the present invention;

FIG. 6 is a partial schematic view of the present invention;

fig. 7 is a partial structural schematic diagram of the present invention.

In the figure: 1-a rack, 2-a turnover bearing frame, 3-a support sleeve, 4-a pushing block, 5-a rotating shaft, 6-a sliding frame I, 7-a pushing column I, 8-a welding gun, 9-a rotating arm, 10-a pushing column II, 11-a baffle I, 12-a T-shaped lifting guide block, 13-a guide frame, 14-a fixed sleeve disc, 15-a sliding sleeve, 16-a pull rod, 17-a horizontal rod, 18-a threaded column, 19-a threaded sleeve block, 20-a servo motor I, 21-a vertical frame, 22-a double-shaft motor, 23-a threaded rod, 24-a vertical rack, 25-a baffle II, 26-a servo motor II, 27-a rotating gear, 28-a plate-shaped workpiece, 29-a groove plate, 30-an extension plate I, 31-a traction spring, 32-a limit stop I, 33-a limit stop II, 34-a slope surface, 35-a sliding frame II, 36-an extension groove hole and 37-an extension plate II.

Detailed Description

The technical scheme of the patent is further described in detail by combining the following specific embodiments:

example 1

Referring to fig. 1-7, a support welding device comprises a rack 1 and a vertical frame 21 connected with the rack, wherein a vertically arranged guide frame 13 is fixed on the rack 1, a support sleeve 3 is vertically and slidably mounted on the guide frame 13, a rotating shaft 5 is rotatably mounted in the support sleeve 3, an overturning bearing frame 2 is mounted at the end of the rotating shaft 5, a pair of groove plates 29 driven by opposite clamping mechanisms is slidably mounted on the overturning bearing frame 2, the groove plates 29 are used for butting the plate-shaped workpieces 28, the plate-shaped workpieces 28 used for manufacturing and processing the automobile support are clamped on the groove plates 29, and the groove plates 29 are driven to slide by the arranged opposite clamping mechanisms to butt the two plate-shaped workpieces 28, so that subsequent welding operation is facilitated.

And a transverse sliding mechanism is arranged on the vertical frame 21, a welding gun 8 corresponding to the plate-shaped workpiece 28 is arranged on the transverse sliding mechanism, and the welding gun 8 is driven by the transverse sliding mechanism to move so as to realize the welding operation on the plate-shaped workpiece 28.

Slidable mounting has carriage I6 on the frame 1, be equipped with on the axis of rotation 5 and be used for driving supporting of carriage I6 and push away drive assembly, support and push away and install on the drive assembly and support and push away post I7 and support and push away post II10, install baffle I11 and baffle II25 on the carriage I6 respectively, be fixed with on the carriage I6 and support the ejector pad 4, support and push away post I7 and support and push away post II10 when vertical shifting up respectively with baffle II25, baffle I11 supports and pushes away, install locking mechanical system on the support sleeve 3, locking mechanical system is used for restricting axis of rotation 5 and support sleeve 3 to take place relative rotation.

The pushing driving assembly comprises two rotating arms 9 fixed on the rotating shaft 5, the pushing column I7 and the pushing column II10 are respectively fixed on the two rotating arms 9, two sides of the pushing block 4 are respectively provided with a slope 34, and the two slopes 34 are respectively matched with the pushing column I7 and the pushing column II 10.

As shown in fig. 1, when the support sleeve 3 moves downward relative to the guide frame 13, the rotating arm 9 moves downward therewith, the pushing post I7 pushes against the slope 34 on the pushing block 4, the pushing block 4 drives the sliding frame I6 to slide rightward, so that the sliding frame I6 drives the baffle I11 to move to vertically correspond to the pushing post II10, and then when the support sleeve 3 moves upward, the pushing post II10 is limited by the baffle I11, and the rotating arm 9 drives the rotating shaft 5 to rotate, so as to achieve the overturning effect of the overturning bearing frame 2, so that the other surface of the plate-shaped workpiece 28 corresponds to the welding gun 8, thereby achieving the double-surface welding of the welding gun 8 to the plate-shaped workpiece 28, greatly improving the operation efficiency, reducing a large workload caused by moving the welding gun 8 below the plate-shaped workpiece 28, and promoting the efficient welding of the plate-shaped workpiece 28.

The locking mechanism of the device comprises a fixed sleeve disc 14 fixedly sleeved on a supporting sleeve 3, an extension plate I30 and an extension plate II37 are respectively installed on a rotating shaft 5 and the fixed sleeve disc 14, a traction spring 31 is installed between the extension plate I30 and the extension plate II37, and two ends of the traction spring 31 are respectively connected with the extension plate I30 and the extension plate II37 in a rotating mode.

The projections of the extension plate I30 and the extension plate II37 along the axial direction of the rotating shaft 5 are mutually vertical, a limit stop I32 and a limit stop II33 are fixed on the fixed sleeve disc 14, the limit stop I32 and the limit stop II33 are centrosymmetric about the axial direction of the rotating shaft 5, and the extension plate I30 is abutted to the limit stop I32 or the limit stop II 33.

In an initial state, the extension plate I30 abuts against the limit stop II33, as shown in fig. 5, under the traction force of the traction spring 31 on the extension plate I30, the extension plate I30 keeps tightly attached to the limit stop II33, and after the rotating arm 9 is turned over, the extension plate I30 rotates one hundred eighty degrees along with the rotating shaft 5, at this time, under the traction force of the traction spring 31, the extension plate I30 abuts against the limit stop I32, that is, after the plate-shaped workpiece 28 is turned over one hundred eighty degrees, an instant position limiting effect is achieved, rotation is avoided, the welding process of the plate-shaped workpiece 28 is very stable, and high welding quality is ensured.

Wherein, the guide frame 13 is vertically and slidably provided with a T-shaped lifting guide block 12 fixedly connected with the support sleeve 3, the T-shaped lifting guide block 12 is provided with a servo motor II26, the output shaft of the servo motor II26 is coaxially connected with a rotating gear 27, and the rotating gear 27 is engaged and connected with a vertical rack 24 vertically arranged on the guide frame 13.

Can drive rotary gear 27 rotatory through starting servo motor II26, rotary gear 27 is connected with vertical rack 24 meshing in the rotatory in-process, servo motor II26 drives the relative leading truck 13 of T word lift guide 12 and can realize vertical removal this moment, through control servo motor II26 corotation or reversal, realize support sleeve 3, rotor arm 9, upwards moving or moving down of support post I7 and support post II10, realize the rotation regulation effect to axis of rotation 5, realize axis of rotation 5 promptly, upset bearing frame 2 drives the upset action of plate work piece 28.

Wherein, subtend fixture includes double-axis motor 22, and the equal coaxial coupling of two output shafts of double-axis motor 22 has threaded rod 23, and the screw thread of two threaded rods 23 revolves to opposite, threaded rod 23 go up the screw thread cup joint with 2 sliding connection's of upset bearing frame carriage II35, carriage II35 and frid 29 fixed connection, 2 lateral walls of upset bearing frame offer with frid 29 side corresponding extension slotted hole 36.

The two plate-shaped workpieces 28 can be respectively extended into the groove plates 29 through the arranged extension groove holes 36, the double-shaft motor 22 is started, the double-shaft motor 22 drives the threaded rod 23 to rotate, the threaded rod 23 drives the two sliding frames II35 in threaded connection with the threaded rod to move oppositely, and the sliding frames II35 drive the two plate-shaped workpieces 28 to move oppositely to realize the butt joint effect during welding, so that the full welding operation of the subsequent welding gun 8 on the plate-shaped workpieces 28 is facilitated.

The transverse sliding mechanism of the device comprises a horizontal rod 17 fixed on a vertical frame 21, a sliding sleeve 15 is slidably sleeved on the horizontal rod 17, and the sliding direction of the sliding sleeve 15 is consistent with the axial direction of a rotating shaft 5; the transverse sliding mechanism further comprises a servo motor I20 arranged on the vertical frame 21, an output shaft of the servo motor I20 is coaxially connected with a vertically arranged threaded column 18, a threaded sleeve block 19 is sleeved on the threaded column 18 in a threaded manner, and a pull rod 16 is hinged between the threaded sleeve block 19 and the sliding sleeve 15.

Through the above arrangement, the starting servo motor I20 can drive the threaded column 18 to rotate, the threaded column 18 drives the threaded sleeve block 19 to vertically slide, the threaded sleeve block 19 drives the sliding sleeve 15 to linearly move relative to the two plate-shaped workpieces 28 under the guiding action of the horizontal rod 17 through the pull rod 16, the uniform welding effect on the plate-shaped workpieces 28 is realized, and when the plate-shaped workpieces 28 are overturned, the sliding sleeve 15 is adjusted to be close to the vertical frame 21 by controlling the servo motor I20, so that the welding gun 8 is not vertically corresponding to the plate-shaped workpieces 28, the collision with the welding gun 8 is avoided in the overturning process of the plate-shaped workpieces 28, and the stable and normal overturning of the plate-shaped workpieces 28 is ensured.

In summary, the following steps: the two groove plates 29 can be driven to synchronously move in opposite directions by the arranged opposite clamping mechanisms, so that two plate-shaped workpieces 28 used for manufacturing and processing the automobile support can be efficiently butted, and the transverse sliding mechanism is used for adjusting the horizontal sliding of the welding gun 8, so that the efficient and stable welding effect on the plate-shaped workpieces 28 is realized. In the process that the supporting sleeve 3 vertically moves up and down, when the pushing column II10 is pushed against the baffle I11, one-hundred-eighty-degree overturning of the rotating shaft 5 is realized, and when the pushing column I7 is pushed against the baffle II25, reverse one-hundred-eighty-degree overturning of the rotating shaft 5 is realized, so that the overturning effect that the overturning bearing frame 2 drives the plate-shaped workpiece 28 is realized, the welding operation on the plate-shaped workpiece 28 from the front surface to the back surface is facilitated, the welding gun 8 does not need to be moved to the bottom of the plate-shaped workpiece 28, and the welding efficiency of the plate-shaped workpiece 28 is greatly improved. After the turnover bearing frame 2 is driven by the rotating shaft 5 to turn over, the locking mechanism can perform timely elastic traction and angle limiting effects on the rotating shaft 5, so that the plate-shaped workpiece 28 on the turnover bearing frame 2 has good stability in the welding process, and the welding quality of the plate-shaped workpiece 28 is effectively improved.

It should be noted that, although the present specification describes embodiments, each embodiment does not include only a single technical solution, and such description of the specification is only for clarity, and those skilled in the art should take the specification as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art, and the above embodiments only express the preferred embodiments of the technical solutions, and the description thereof is more specific and detailed, but not construed as limiting the scope of the claims of the technical solutions. It should be noted that, for those skilled in the art, various changes, modifications and substitutions can be made without departing from the spirit of the present invention, and these changes and substitutions belong to the protection scope of the present invention. The protection scope of this technical solution patent should be subject to the appended claims.

Claims

1. The utility model provides a support welding device, includes vertical frame (21) that frame (1) and be connected with it, a serial communication port, be fixed with leading truck (13) of vertical setting on frame (1), vertical slidable mounting has supporting sleeve (3) on leading truck (13), axis of rotation (5) are installed to supporting sleeve (3) internal rotation, upset carriage (2) are installed to axis of rotation (5) tip, slidable mounting has a pair of frid (29) by subtend fixture drive on upset carriage (2), frid (29) are used for docking to form work piece (28), install horizontal glide machanism on vertical frame (21), install welder (8) that correspond with form work piece (28) on the horizontal glide machanism, slidable mounting has sliding mounting on frame (1) I (6), be equipped with on axis of rotation (5) and be used for driving sliding support and push away the drive assembly of carriage I (6), push away and push away post I (7) and push away post II (10) on pushing away drive assembly, be fixed with carriage I (6) push away piece (4) support post I (7) and push away post II) and baffle (25) when baffle II) are installed respectively baffle (11) II) and baffle (25) II) are moved on pushing away post I (11) and baffle II, push away post II) respectively to push away post I (25) and push away, the baffle I (11) is pushed against the support sleeve (3), and the locking mechanism is arranged on the support sleeve (3) and used for limiting the relative rotation of the rotating shaft (5) and the support sleeve (3).

2. The support welding device according to claim 1, wherein the pushing driving assembly comprises two rotating arms (9) fixed on the rotating shaft (5), the pushing post I (7) and the pushing post II (10) are respectively fixed on the two rotating arms (9), two sides of the pushing block (4) are both provided with a slope (34), and the two slopes (34) are respectively matched with the pushing post I (7) and the pushing post II (10).

3. A stent welding device as claimed in claim 1, wherein the locking mechanism comprises a fixed sleeve disc (14) fixedly sleeved on the supporting sleeve (3), the rotating shaft (5) and the fixed sleeve disc (14) are respectively provided with an extension plate I (30) and an extension plate II (37), and a traction spring (31) is arranged between the extension plate I (30) and the extension plate II (37).

4. A stent welding device as set forth in claim 3, wherein the projections of the extension plate I (30) and the extension plate II (37) along the axial direction of the rotating shaft (5) are perpendicular to each other, the fixed sleeve (14) is fixed with a limit stop I (32) and a limit stop II (33), the limit stops I (32) and II (33) are centrosymmetric about the axial line of the rotating shaft (5), and the extension plate I (30) abuts against the limit stop I (32) or II (33).

5. A support welding device as claimed in any one of claims 1 to 4, characterized in that a T-shaped lifting guide block (12) fixedly connected with the supporting sleeve (3) is vertically and slidably mounted on the guide frame (13), a servo motor II (26) is mounted on the T-shaped lifting guide block (12), an output shaft of the servo motor II (26) is coaxially connected with a rotating gear (27), and the rotating gear (27) is engaged and connected with a vertical rack (24) vertically mounted on the guide frame (13).

6. The support welding device according to claim 1, wherein the opposite clamping mechanism comprises a double-shaft motor (22), two output shafts of the double-shaft motor (22) are coaxially connected with threaded rods (23), the thread directions of the two threaded rods (23) are opposite, a sliding frame II (35) in sliding connection with the turnover bearing frame (2) is sleeved on the threaded rods (23) in a threaded manner, the sliding frame II (35) is fixedly connected with a groove plate (29), and the side wall of the turnover bearing frame (2) is provided with an extending slotted hole (36) corresponding to the side surface of the groove plate (29).

7. A stent welding device as claimed in claim 1, characterized in that the lateral sliding mechanism comprises a horizontal rod (17) fixed on the vertical frame (21), a sliding sleeve (15) is slidably sleeved on the horizontal rod (17), and the sliding direction of the sliding sleeve (15) is consistent with the axial direction of the rotating shaft (5).

8. The support welding device according to claim 7, wherein the lateral sliding mechanism further comprises a servo motor I (20) arranged on the vertical frame (21), an output shaft of the servo motor I (20) is coaxially connected with a vertically arranged threaded column (18), a threaded sleeve block (19) is sleeved on the threaded column (18) in a threaded manner, and a pull rod (16) is hinged between the threaded sleeve block (19) and the sliding sleeve (15).