CN210306510U - Non-roller special-shaped cross section tank girth welding device - Google Patents
Non-roller special-shaped cross section tank girth welding device Download PDFInfo
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- CN210306510U CN210306510U CN201921354604.0U CN201921354604U CN210306510U CN 210306510 U CN210306510 U CN 210306510U CN 201921354604 U CN201921354604 U CN 201921354604U CN 210306510 U CN210306510 U CN 210306510U
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- displacement sensor
- sliding table
- laser displacement
- electric sliding
- welding
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- 238000003466 welding Methods 0.000 title claims abstract description 81
- 238000006073 displacement reaction Methods 0.000 claims abstract description 42
- 206010066054 Dysmorphism Diseases 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000383 hazardous chemical Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a no gyro wheel dysmorphism cross section jar body girth welding set relates to welding equipment, and the device can effectively solve traditional dysmorphism cross section jar body girth welding machine because the inconvenient and bad problem of welding of operation that roller device brought. The welding head comprises a machine head, the aircraft nose include vertical electronic slip table, vertical electronic slip table slides and is equipped with the aircraft nose connecting plate, the aircraft nose connecting plate on the fixed welder that is equipped with, the fixed first laser displacement sensor that is equipped with in welder left side, the fixed second laser displacement sensor that is equipped with in welder right side, first laser displacement sensor and second laser displacement sensor parallel arrangement just are fixed in on the aircraft nose connecting plate, vertical electronic slip table slide and locate on the horizontal electronic slip table, vertical electronic slip table and horizontal electronic slip table on all be equipped with assorted servo motor with it. The operation is simple, the use is convenient, and the device is suitable for various places.
Description
Technical Field
The utility model relates to a welding equipment field specifically is a no gyro wheel dysmorphism cross-section jar body girth welding set.
Background
At present, in the field of girth welding of special-shaped section tank bodies, particularly in the field of girth welding of liquid tank trucks and powder tank trucks in the field of special vehicles, a traditional special-shaped tank body girth welding machine or special-shaped section tank body gantry welding is generally adopted for welding, and the special-shaped tank body girth welding machine or special-shaped section tank body gantry welding is mainly characterized in that a welding gun is driven by a rotating wheel to move on the special-shaped section tank body for welding, or a roller rotary encoder device is used for collecting and measuring the rotating linear speed of the tank body for welding. The workpieces are special-shaped cross-section tank bodies and include but not limited to various oil tank trucks, asphalt transportation tank trucks, hazardous chemical transportation tank trucks, ash discharge semitrailers, powder material transportation semitrailers, bulk cement semitrailers and dry-mixed mortar semitrailers. Some operational inconvenience may be caused by the presence of the wheel and welding defects may be caused by wheel slip.
SUMMERY OF THE UTILITY MODEL
The operation that brings to the gyro wheel structure of traditional dysmorphism cross section jar body circumferential weld welding machine is inconvenient, the utility model provides a no gyro wheel dysmorphism cross section jar body circumferential weld welding set, the device can effectively solve traditional dysmorphism cross section jar body circumferential weld welding machine because the inconvenient and bad problem of welding of operation that the gyro wheel device brought.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a no gyro wheel dysmorphism cross section jar body girth welding set which characterized in that: the welding machine comprises a machine head, wherein the machine head comprises a vertical electric sliding table, the vertical electric sliding table is provided with a machine head connecting plate in a sliding manner, a welding gun is fixedly arranged on the machine head connecting plate, a first laser displacement sensor is fixedly arranged on the left side of the welding gun, a second laser displacement sensor is fixedly arranged on the right side of the welding gun, the first laser displacement sensor and the second laser displacement sensor are arranged in parallel and fixed on the machine head connecting plate, the vertical electric sliding table is arranged on a transverse electric sliding table in a sliding manner, and servo motors matched with the vertical electric sliding table and the transverse electric sliding table are arranged on the vertical electric sliding table and the transverse;
the transverse electric sliding table is fixed on the front side of a cross beam part of the portal frame, portal frame electric rollers are mounted at the bottoms of vertical parts on two sides of the portal frame, the portal frame electric rollers are slidably arranged on a ground rail, and the ground rail is fixed on the ground;
a head and tail frame positioner is fixedly arranged on the ground at the inner side of the portal frame, a workpiece is fixed on the head and tail frame positioner, a driving motor is arranged in the head and tail frame positioner, and the driving motor is connected with a rotary encoder device;
vertical electric sliding table, horizontal electric sliding table on servo motor and the driving motor on the head and the tail frame machine of shifting pass through interconnecting link and PLC control system electric connection respectively, PLC control system passes through interconnecting link and block terminal electric connection.
Preferably, the driving motor is a servo motor or a three-phase asynchronous motor.
Preferably, the stroke of the transverse electric sliding table is larger than the maximum diameter of the special-shaped section tank body, and the stroke of the vertical electric sliding table is larger than the maximum radius of the special-shaped tank body.
Preferably, the irradiation point of the first laser displacement sensor is at the wire outlet of the welding gun.
Preferably, the irradiation point of the second laser displacement sensor is at the wire outlet of the welding gun.
Preferably, the transverse part and the vertical part of the portal frame are respectively in a rectangular frame structure, the inner sides of the two parts are respectively provided with an inner longitudinal support and an outer longitudinal support, and the two end parts of the bottom of the vertical part are respectively provided with a portal frame electric roller.
Compared with the prior art, the utility model provides a no gyro wheel dysmorphism cross-section jar body girth welding set possesses following beneficial effect:
1. the utility model discloses a first laser displacement sensor's irradiation point is in welder wire outlet department, and the vertical electronic slip table of reading control through first laser displacement sensor removes the distance of guaranteeing welder apart from the work piece.
2. The utility model discloses a servo motor is all equipped with horizontal electronic slip table to vertical electronic slip table, reaches about guaranteeing and removes the accuracy of removal. And the head-tail frame positioner drives the workpiece to rotate in real time according to the difference value between the reading of the first laser displacement sensor and the reading of the second laser displacement sensor so as to ensure the angle of the welding seam at the position of the welding gun.
3. The utility model discloses at the in-process of the jar body work piece of automatic weld special-shaped cross section, the radius of rotation of the jar body of special-shaped cross section changes constantly, and be welding speed because the speed of lateral shifting slip table subtracts the rotatory linear velocity of work piece in welder department promptly, so control system is according to the displacement value of vertical electronic slip table, through the walking speed of the horizontal electronic slip table of real-time control, controls welding speed unanimously, has guaranteed welding quality.
Drawings
Fig. 1 is a schematic view of the structure of the present invention;
fig. 2 is a left side view structure diagram of the present invention;
fig. 3 is a schematic top view of the present invention;
FIG. 4 is an enlarged view of part A of FIG. 3;
FIG. 5 is a schematic view of a head portion of the machine;
fig. 6 is a left enlarged structure diagram of the head part.
The following are marked in the figure:
1. a ground rail; 2. gantry electric rollers; 3. a gantry; 4. a transverse electric sliding table; 5. a vertical electric sliding table; 6. a machine head connecting plate; 7. a welding gun; 8. a first laser displacement sensor; 9. a second laser displacement sensor; 10. a workpiece; 11. head and tail frame positioner.
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.
As shown in fig. 1 to 6, a roller-free girth welding device for a special-shaped section tank body comprises a machine head, wherein the machine head comprises a machine head connecting plate 6, a welding gun 7 is fixedly arranged on one side of the machine head connecting plate 6, a first laser displacement sensor 8 (for detecting the upper position and the lower position of a workpiece 10) is fixedly arranged on the left side of the welding gun 7, a second laser displacement sensor 9 (for calculating the difference value with the reading of the first laser displacement sensor 8 to detect whether the angle of the workpiece at the welding position is horizontal) is arranged near the right side of the welding gun 7, the first laser displacement sensor 8 and the second laser displacement sensor 9 are fixed on the machine head connecting plate 6, the machine head connecting plate 6 is slidably arranged on a vertical electric sliding table 5, the vertical electric sliding table 5 is slidably arranged on a transverse electric sliding table 4, servo motors (hidden in the electric sliding tables 4 are arranged on the vertical electric sliding, not shown in the figures). The device is controlled by a PLC (programmable logic controller) control system (in the embodiment, Mitsubishi motor automation FX5U-64MT, the connection relation of which will be detailed later) which controls the vertical electric sliding table 5 to move up and down in real time according to the numerical value of the first laser displacement sensor 8 so as to adjust the up and down position of the welding gun 7, namely, the motion track of the welding gun 7 is controlled to be consistent with the welding seam. And the welding gun 7, the first laser displacement sensor 8 and the second laser displacement sensor 9 are fixed into a whole and are all fixed on the machine head connecting plate 6. The welding gun 7, the first laser displacement sensor 8 and the second laser displacement sensor 9 are driven to integrally move up and down by the up-and-down movement of the machine head connecting plate 6. The stroke of the transverse electric sliding table 4 is large enough, and the requirements of the maximum diameter and the ellipse movement of the special-shaped section tank body are met.
In the above embodiment, specifically, refer to fig. 1, fig. 2 and fig. 3, the transverse electric sliding table 4 is fixed at the front end of the transverse part of the portal frame 3, the bottom of the vertical part at two sides of the portal frame 3 is fixedly connected with the electric roller 2 of the portal frame, the electric roller 2 of the portal frame is slidably arranged on the ground rail 1, the ground rail 1 is fixed on the ground, and the electric roller 2 of the portal frame operates to drive the portal frame 3 to move back and forth, so that welding of all welding seams at different positions of the workpieces 10 with different lengths is satisfied.
In the above embodiment, specifically, a head-tail frame positioner 11 is fixedly arranged on the ground inside the gantry 3, the workpiece 10 is fixed on the head-tail frame positioner 11, a servo motor (or a three-phase asynchronous motor) is mounted on the head-tail frame positioner 11, and the servo motor (or the three-phase asynchronous motor) is connected with a rotary encoder device. Thereby satisfying the detection of the angular velocity of the rotational movement of the workpiece 10.
In the above embodiment, specifically, the servo motors on the vertical electric sliding table 5 and the horizontal electric sliding table 4 and the rotary servo motors (or three-phase asynchronous motors) on the head-tail frame position changing machine 11 are respectively electrically connected with a PLC control system (in this example, mitsubishi motor automation FX5U-64MT) in the control box through a connection line, and the PLC control system is electrically connected with a distribution box (not shown in the drawing, connected with a power grid) through the connection line (the control part is not shown in the drawing, and the working principle thereof is well known to those skilled in the art, and is not described herein again).
In the above embodiment, more specifically, the stroke of the transverse electric sliding table 4 is greater than the maximum diameter of the special-shaped section tank body. The welding gun 7 is ensured to move left and right to perform welding on the whole upper part of the special-shaped section tank body.
In the above embodiment, more specifically, the irradiation points of the first laser displacement sensor 8 and the second laser displacement sensor 9 are at the wire outlet of the welding gun 7, so as to ensure that the detection value of the first laser displacement sensor 8 and the detection value of the second laser displacement sensor 9 are within a limited error range with respect to the height of the welding gun 7 from the workpiece 10.
In the above embodiment, more specifically, the distance between the zero point position of the vertical electric sliding table 5 and the rotation central axis of the headstock positioner 11 can be obtained through manual measurement.
In the above embodiment, more specifically, the horizontal portion and the vertical portion of the frame 3 are respectively a rectangular frame structure, the inner side of the frame is respectively provided with an inner longitudinal support and an outer longitudinal support (not separately labeled), and two sides of the bottom of the vertical portion are respectively provided with the gantry electric rollers 2.
The working principle is as follows: firstly, a welding gun 7 is manually operated to move to a certain point of a welding seam of a workpiece 10, then automatic operation is started, the vertical electric sliding table 5 moves in real time according to the reading of the first laser displacement sensor 8 to ensure that the height of the welding gun 7 from the workpiece 10 is consistent, the reading of the second laser displacement sensor 9 and the reading of the first laser displacement sensor 8 perform difference operation in real time, and the head and tail frame positioner 11 is controlled to drive the workpiece 10 to rotate anticlockwise to ensure that the welding seam at the welding gun is in a horizontal position. The rotating radius of the welding position can be obtained by subtracting the moving distance of the vertical electric sliding table 5 from the distance between the zero point of the vertical electric sliding table 5 and the rotating axis of the head-tail frame displacement machine 11, and the anticlockwise rotating linear velocity of the welding position of the workpiece 10 can be obtained by multiplying the rotating radius of the welding position and the anticlockwise rotating angular velocity of the head-tail frame displacement machine 11. The transverse electric sliding table 4 moves left and right in real time, and the welding speed can be met by controlling the left and right movement speed of the transverse electric sliding table 4 because the left and right movement speed of the transverse electric sliding table 4 minus the anticlockwise rotation linear speed of the welding part of the workpiece 10 is equal to the welding speed. In the process, the control system controls the servo motor of the transverse electric sliding table 4, the servo motor of the vertical electric sliding table 5 and the driving motor of the head and tail frame positioner 11 in real time, coordination and rotation are performed, so that workpieces are welded at the welding position in the horizontal direction, the welding speed is kept consistent, inconvenience in operation and poor welding caused by the existence of the roller cannot occur, and the welding quality is guaranteed.
The components used in the present invention are all common standard components or components known to those skilled in the art, and the structure and principle thereof are well known to those skilled in the art.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (6)
1. The utility model provides a no gyro wheel dysmorphism cross section jar body girth welding set which characterized in that: the welding machine comprises a machine head, wherein the machine head comprises a vertical electric sliding table, the vertical electric sliding table is provided with a machine head connecting plate in a sliding manner, a welding gun is fixedly arranged on the machine head connecting plate, a first laser displacement sensor is fixedly arranged on the left side of the welding gun, a second laser displacement sensor is fixedly arranged on the right side of the welding gun, the first laser displacement sensor and the second laser displacement sensor are arranged in parallel and fixed on the machine head connecting plate, the vertical electric sliding table is arranged on a transverse electric sliding table in a sliding manner, and servo motors matched with the vertical electric sliding table and the transverse electric sliding table are arranged on the vertical electric sliding table and the transverse;
the transverse electric sliding table is fixed on the front side of a cross beam part of the portal frame, portal frame electric rollers are mounted at the bottoms of vertical parts on two sides of the portal frame, the portal frame electric rollers are slidably arranged on a ground rail, and the ground rail is fixed on the ground;
a head and tail frame positioner is fixedly arranged on the ground at the inner side of the portal frame, a workpiece is fixed on the head and tail frame positioner, a driving motor is arranged in the head and tail frame positioner, and the driving motor is connected with a rotary encoder device;
vertical electronic slip table, horizontal electronic slip table on servo motor and the driving motor on the head and the tail frame machine of shifting pass through interconnecting link and PLC control system electric connection respectively, PLC control system passes through interconnecting link and block terminal electric connection.
2. The girth welding device for the non-roller special-shaped cross-section tank body according to claim 1, wherein: the driving motor is a servo motor or a three-phase asynchronous motor.
3. The girth welding device for the non-roller special-shaped cross-section tank body according to claim 1, wherein: the stroke of the transverse electric sliding table is larger than the maximum diameter of the special-shaped section tank body, and the stroke of the vertical electric sliding table is larger than the maximum radius of the special-shaped section tank body.
4. The girth welding device for the non-roller special-shaped cross-section tank body according to claim 1, wherein: and the irradiation point of the first laser displacement sensor is at the wire outlet of the welding gun.
5. The girth welding device for the non-roller special-shaped cross-section tank body according to claim 1, wherein: and the irradiation point of the second laser displacement sensor is at the wire outlet of the welding gun.
6. The girth welding device for the non-roller special-shaped cross-section tank body according to claim 1, wherein: the transverse part and the vertical part of the portal frame are respectively in a rectangular frame structure, the inner sides of the two parts are respectively provided with an inner longitudinal support and an outer longitudinal support, and the two end parts of the bottom of the vertical part are respectively provided with a portal frame electric roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921354604.0U CN210306510U (en) | 2019-08-20 | 2019-08-20 | Non-roller special-shaped cross section tank girth welding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921354604.0U CN210306510U (en) | 2019-08-20 | 2019-08-20 | Non-roller special-shaped cross section tank girth welding device |
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| Publication Number | Publication Date |
|---|---|
| CN210306510U true CN210306510U (en) | 2020-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921354604.0U Expired - Fee Related CN210306510U (en) | 2019-08-20 | 2019-08-20 | Non-roller special-shaped cross section tank girth welding device |
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| CN (1) | CN210306510U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113427181A (en) * | 2021-07-16 | 2021-09-24 | 深圳市皓辉能源科技有限公司 | Large-scale pipeline welding system |
-
2019
- 2019-08-20 CN CN201921354604.0U patent/CN210306510U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113427181A (en) * | 2021-07-16 | 2021-09-24 | 深圳市皓辉能源科技有限公司 | Large-scale pipeline welding system |
| CN113427181B (en) * | 2021-07-16 | 2023-01-17 | 深圳市皓辉能源科技有限公司 | Large-scale pipeline welding method |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200414 |