CN204234949U - A kind of thin light-wall pipe balance welder - Google Patents
A kind of thin light-wall pipe balance welder Download PDFInfo
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- CN204234949U CN204234949U CN201420729636.5U CN201420729636U CN204234949U CN 204234949 U CN204234949 U CN 204234949U CN 201420729636 U CN201420729636 U CN 201420729636U CN 204234949 U CN204234949 U CN 204234949U
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- wall pipe
- thin light
- tailstock
- cylinder
- down mechanism
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Abstract
The utility model discloses a kind of thin light-wall pipe balance welder, comprise vacuum tank, main spindle box is provided with in described vacuum tank, fixed mechanism, first thin light-wall pipe, second thin light-wall pipe, tailstock hold-down mechanism and protection tracheae, described main spindle box output shaft is connected with fixed mechanism, fixed mechanism is used for fixing protective casing, protective casing is connected with the first thin light-wall pipe, one end of described tailstock hold-down mechanism and the second thin light-wall pipe are slidably connected, second thin light-wall pipe can horizontally slip on tailstock hold-down mechanism, welding gun is provided with above second thin light-wall pipe, welding gun is obliquely installed, the other end of tailstock hold-down mechanism is connected with protection tracheae, protection tracheal strips is filled with protective gas, protection tracheae is provided with the magnetic valve controlling gas speed and/or tolerance.The utility model thin light-wall pipe balance welder has good seal performance, welds the advantage that welding arc is stablized, welding arc surfacing is smooth and welding arc lines is evenly attractive in appearance.
Description
Technical field
The utility model relates to welder, specifically refers to a kind of thin light-wall pipe balance welder.
Background technology
At present, domestic special welding device is all generally the welding for large posted sides, mainly comprises vacuum tank, and welding operation is carried out in vacuum tank, and due to large posted sides wall thickness, adopting welding gun to carry out welding can complete.But, this type of welder is then inapplicable for the welding of thin light-wall pipe, and because thin thin-walled tube wall is thin, in welding gun welding process, pipe external and internal pressure is uneven, easily cause the defects such as welding arc pressure, pit or burn-through, have a strong impact on welding arc outward appearance and the welding arc quality of welding.
Utility model content
The purpose of this utility model is to provide a kind of pipe internal and external pressure balance, good seal performance, welding arc smooth surface are smooth, welding arc is stablized and welding arc lines is evenly attractive in appearance thin light-wall pipe balance welder.
The utility model can be achieved through the following technical solutions:
A kind of thin light-wall pipe balance welder, comprise pulse signal generator and vacuum tank, main spindle box is provided with in described vacuum tank, fixed mechanism, first thin light-wall pipe, second thin light-wall pipe, tailstock hold-down mechanism and protection tracheae, described main spindle box output shaft is connected with fixed mechanism, fixed mechanism is used for fixing protective casing, protective casing is connected with the first thin light-wall pipe, one end of described tailstock hold-down mechanism and the second thin light-wall pipe are slidably connected, second thin light-wall pipe can horizontally slip on tailstock hold-down mechanism, the other end of tailstock hold-down mechanism is connected with protection tracheae, protection tracheal strips is filled with protective gas, protection tracheae is provided with the magnetic valve controlling gas speed and/or tolerance, described main spindle box and welding gun are electrically connected with pulse signal generator respectively.Tracheae and protection tracheal strips is protected to be filled with the conceptual design of protective gas in the utility model thin wall pipe balance welder, fill at protection tracheal strips and establish protective gas, it is made to keep balancing with the air pressure of the outer vacuum tank of protection tracheae, thus reach the balance of the thin Thin-wall Tube external and internal pressure that will weld, effectively guarantee welding quality, welding welding arc is stablized, welding arc outer surface flat smooth, welding quality is high, the setting of pulse signal generator, main spindle box is connected with pulse signal generator respectively with welding gun, and reach synchronous by the weld pulse frequency of pulse signal generator control welding gun with the rotary pulsed frequency of the servomotor in main spindle box, make welding arc surface pattern evenly attractive in appearance, the setting of tailstock hold-down mechanism, second thin light-wall pipe can be moved left and right thereon, when second thin light-wall pipe is installed, first by external force, the second thin light-wall pipe is pressed into tailstock hold-down mechanism, and the height adjusting tailstock hold-down mechanism makes the height of the second thin light-wall pipe consistent with the height of the first thin light-wall pipe, then external force is discharged, namely second thin light-wall pipe outwards can be passed by tailstock hold-down mechanism under the active force of self, until compress the first thin light-wall pipe, second thin light-wall pipe can be driven by the first thin light-wall pipe and realize synchronous rotary, promote the uniformity and the welding quality of welding.
Further, described tailstock hold-down mechanism comprises tailstock and cylinder, be connected with cylinder bottom described tailstock, cylinder is located on cylinder holder, described tailstock inner hollow, step cylinder is provided with in tailstock, step cylinder and tailstock are slidably connected, spring is provided with between the outer circumferential step of step cylinder and tailstock, the inner periphery step place of step cylinder is provided with rotary fixed head, both ends between the inner periphery step of rotary fixed head and step cylinder are equipped with bearing, lining is provided with between two bearings, inner periphery step certain distance is stretched out in the inner end of rotary fixed head, the outer end of rotary fixed head is connected with the second thin light-wall pipe push type.The setting of spring between the outer circumferential step of step cylinder and tailstock, second thin light-wall pipe is outwards moved under the action of the spring until compress the first thin light-wall pipe, and then realize the second thin light-wall pipe and driven by the first thin light-wall pipe and carry out synchronous rotary, effectively promote the uniformity and the welding quality of welding.
Further, the end being provided with spring in described tailstock is provided with tailstock pad and sealing shroud, and described sealing shroud is tightly connected with protection tracheae, the setting of tailstock pad and sealing shroud, effectively guarantees to protect the sealing between tracheae and tailstock, good seal performance.
Further, be provided with sealing ring between the inner end of described rotary fixed head and step cylinder inner wall, the setting of sealing ring, effectively guarantee the sealing between rotary fixed head and step cylinder.
Further, described fixed mechanism is scroll chuck, also can have for other rotation fixed station rotating fixed function.
Further, one end that the described first thin light-wall pipe is connected with protective casing is provided with pressure release plug, the setting of pressure release plug, for when protecting intratracheal pressure to exceed scheduled pressure value, carries out pressure release.
Further, described protective gas is inert gas.
Use above-mentioned thin light-wall pipe balance welder to carry out a welding method of welding, comprise the steps:
One, aligns the first thin light-wall pipe and the second thin light-wall pipe compress, first the first thin light-wall pipe and the second thin light-wall pipe are separately fixed on scroll chuck and rotary fixed head, consistent with the height of the first thin light-wall pipe by the height of cylinder adjustment the second thin light-wall pipe, then by mobile rotary fixed head, the second thin light-wall pipe and the first thin light-wall pipe are compressed;
2nd, fills protective gas in pipe, carries out filling protective gas in the first thin light-wall pipe and the second thin light-wall pipe by protection tracheae, by speed and the tolerance of solenoid control protective gas, after pipe external pressure keeps balance in pipe, stops inflation;
3rd. the position of adjustment welding gun, makes its arc welding gun head be positioned at the first thin light-wall pipe and the second thin light-wall pipe junction;
4th. start main spindle box, drive the first thin light-wall pipe to rotate by main spindle box, drive the second thin light-wall pipe to carry out synchronous rotary by the first thin light-wall pipe;
5th. adjustment pulse is welded, and the weld pulse adjusting welding gun makes it reach synchronous with the rotary pulsed of main shaft, starts welding, carries out receipts arc after welding 1.25 circle, and it is sharp for receiving arc afterbody, completes welding, powered-down.
The beneficial effect of the thin light-wall pipe balance welder of the utility model and welding method:
The first, tracheae and protection tracheal strips is protected to be filled with the conceptual design of protective gas, fill at protection tracheal strips and establish protective gas, protective gas makes it keep balancing with the air pressure of the outer vacuum tank of protection tracheae by solenoid control and in Correctional tube, thus reach the balance of the thin Thin-wall Tube external and internal pressure that will weld, effectively guarantee welding quality, welding welding arc is stablized, welding arc outer surface flat smooth, can not produce the defect such as pore, depression under the protection of the inert gas of abundance, welding quality is high;
The second, the setting of pulse signal generator, main spindle box is connected with pulse signal generator respectively with welding gun, and reach synchronous by the weld pulse frequency of pulse signal generator control welding gun with the rotary pulsed frequency of the servomotor in main spindle box, make welding arc surface pattern evenly attractive in appearance, effectively ensure that weld seam covers completely;
3rd, the setting of tailstock hold-down mechanism, second thin light-wall pipe can be moved left and right thereon, when second thin light-wall pipe is installed, first by external force, the second thin light-wall pipe is pressed into tailstock hold-down mechanism, and the height adjusting tailstock hold-down mechanism makes the height of the second thin light-wall pipe consistent with the height of the first thin light-wall pipe, then external force is discharged, namely second thin light-wall pipe outwards can be passed by tailstock hold-down mechanism under the active force of self, until compress the first thin light-wall pipe, second thin light-wall pipe can be driven by the first thin light-wall pipe and realize synchronous rotary, promote the uniformity and the welding quality of welding.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of thin light-wall pipe balance welder;
Accompanying drawing 2 is A portion enlarged drawing in accompanying drawing 1;
Accompanying drawing 3 is the structural representation of tailstock hold-down mechanism in thin light-wall pipe balance welder;
Reference numeral is: 1, main spindle box, 2, fixed mechanism, 3, protective casing, 4, pressure release plug; 5, the first thin light-wall pipe, 6, welding gun, the 7, second thin light-wall pipe, 8, tailstock hold-down mechanism; 81, rotary fixed head, 82, tailstock, 83, lining, 84, sealing ring; 85, step cylinder, 86, spring, 87, tailstock pad, 88, sealing shroud; 89, bearing, 810, cylinder, 811, cylinder holder; 9, protective gas, 10, protection tracheae, 11, magnetic valve.
Detailed description of the invention
In order to make those skilled in the art person understand the technical solution of the utility model better, below in conjunction with embodiment and accompanying drawing, the utility model product is described in further detail.
As shown in Figure 1 to Figure 3, a kind of thin light-wall pipe balance welder, comprise pulse signal generator and vacuum tank, main spindle box 1 is provided with in described vacuum tank, scroll chuck 2, first thin light-wall pipe 5, second thin light-wall pipe 7, tailstock hold-down mechanism 8 and protection tracheae 10, described main spindle box 1 output shaft is connected with scroll chuck 2, scroll chuck 2 is for fixing protective casing 3, protective casing 3 is connected with the first thin light-wall pipe 5, one end that first thin light-wall pipe 5 is connected with protective casing 3 is provided with pressure release plug 4, one end of described tailstock hold-down mechanism 8 and the second thin light-wall pipe 7 are slidably connected, second thin light-wall pipe 7 can horizontally slip on tailstock hold-down mechanism 8, welding gun 6 is provided with above second thin light-wall pipe 7, welding gun 6 is obliquely installed, the other end of tailstock hold-down mechanism 8 is connected with protection tracheae 10, inert protective gas 9 is filled with in protection tracheae 10, protection tracheae 10 is provided with the magnetic valve 11 controlling gas speed and/or tolerance, described main spindle box 1 and welding gun 6 are electrically connected with pulse signal generator respectively.Described tailstock hold-down mechanism 8 comprises tailstock 82 and cylinder 810, be connected with cylinder 810 bottom described tailstock 82, cylinder 810 is located on cylinder holder 811, described tailstock 82 inner hollow, step cylinder 85 is provided with in tailstock 82, step cylinder 85 and tailstock 82 are slidably connected, spring 86 is provided with between the outer circumferential step of step cylinder 85 and tailstock 82, the inner periphery step place of step cylinder 85 is provided with rotary fixed head 81, both ends between the inner periphery step of rotary fixed head 81 and step cylinder 85 are equipped with bearing 89, lining 83 is provided with between two bearings 89, inner periphery step certain distance is stretched out in the inner end of rotary fixed head 81, the outer end of rotary fixed head 81 is connected with the second thin light-wall pipe 7 push type.The end being provided with spring 86 in described tailstock 82 is provided with tailstock pad 87 and sealing shroud 88, and described sealing shroud 88 is tightly connected with protection tracheae 10.Sealing ring 84 is provided with between the inner end of described rotary fixed head 81 and step cylinder 85 inwall.
As shown in Figure 1 to Figure 3, a kind of above-mentioned thin light-wall pipe balance welder that uses carries out the welding method of welding, and comprises the steps:
One, aligns the first thin light-wall pipe 5 and the second thin light-wall pipe 7 compress, first the first thin light-wall pipe 5 and the second thin light-wall pipe 7 are separately fixed on scroll chuck 2 and rotary fixed head 81, the height being adjusted the second thin light-wall pipe 7 by cylinder 810 is consistent with the height of the first thin light-wall pipe 5, then by mobile rotary fixed head 81, second thin light-wall pipe 7 and the first thin light-wall pipe 5 is compressed;
2nd, fills protective gas 9 in pipe, carries out filling protective gas 9 in the first thin light-wall pipe 5 and the second thin light-wall pipe 7 by protection tracheae 10, by speed and the tolerance of magnetic valve 11 Control protection gas 9, after pipe external pressure keeps balance in pipe, stops inflation;
3rd. the position of adjustment welding gun 6, makes its arc welding gun head be positioned at the first thin light-wall pipe 5 and the second thin light-wall pipe 7 junction;
4th. start main spindle box 1, drive the first thin light-wall pipe 5 to rotate by main spindle box 1, drive the second thin light-wall pipe 7 to carry out synchronous rotary by the first thin light-wall pipe 5;
5th. adjustment pulse is welded, and the weld pulse of adjustment welding gun makes it reach synchronous with the rotary pulsed of main shaft, starts welding, carries out receipts arc, complete welding, powered-down after welding 1.25 circle.
The above, be only preferred embodiment of the present utility model, not does any pro forma restriction to the utility model; The those of ordinary skill of all industry all can shown in by specification accompanying drawing and the above and implement the utility model swimmingly; But all those skilled in the art are not departing within the scope of technical solutions of the utility model, disclosed above technology contents can be utilized and make a little change, modify with differentiation equivalent variations, be Equivalent embodiments of the present utility model; Meanwhile, all according to substantial technological of the present utility model to the change of any equivalent variations that above embodiment is done, modify and differentiation etc., within the protection domain all still belonging to the technical solution of the utility model.
Claims (7)
1. one kind thin light-wall pipe balance welder, it is characterized in that: comprise pulse signal generator and vacuum tank, main spindle box (1) is provided with in described vacuum tank, fixed mechanism (2), first thin light-wall pipe (5), second thin light-wall pipe (7), tailstock hold-down mechanism (8) and protection tracheae (10), described main spindle box (1) output shaft is connected with fixed mechanism (2), fixed mechanism (2) is for fixing protective casing (3), protective casing (3) is connected with the first thin light-wall pipe (5), one end of described tailstock hold-down mechanism (8) and the second thin light-wall pipe (7) are slidably connected, second thin light-wall pipe (7) can horizontally slip on tailstock hold-down mechanism (8), second thin light-wall pipe (7) top is provided with welding gun (6), welding gun (6) is obliquely installed, the other end of tailstock hold-down mechanism (8) is connected with protection tracheae (10), protective gas (9) is filled with in protection tracheae (10), protection tracheae (10) is provided with the magnetic valve (11) controlling gas speed and/or tolerance, described main spindle box (1) and welding gun (6) are electrically connected with pulse signal generator respectively.
2. thin light-wall pipe balance welder according to claim 1, it is characterized in that: described tailstock hold-down mechanism (8) comprises tailstock (82) and cylinder (810), described tailstock (82) bottom is connected with cylinder (810), cylinder (810) is located on cylinder holder (811), described tailstock (82) inner hollow, step cylinder (85) is provided with in tailstock (82), step cylinder (85) and tailstock (82) are slidably connected, spring (86) is provided with between the outer circumferential step of step cylinder (85) and tailstock (82), the inner periphery step place of step cylinder (85) is provided with rotary fixed head (81), both ends between the inner periphery step of rotary fixed head (81) and step cylinder (85) are equipped with bearing (89), lining (83) is provided with between two bearings (89), inner periphery step certain distance is stretched out in the inner end of rotary fixed head (81), the outer end of rotary fixed head (81) is connected with the second thin light-wall pipe (7) push type.
3. thin light-wall pipe balance welder according to claim 2; it is characterized in that: the end being provided with spring (86) in described tailstock (82) is provided with tailstock pad (87) and sealing shroud (88), described sealing shroud (88) is tightly connected with protection tracheae (10).
4. thin light-wall pipe balance welder according to claim 3, is characterized in that: be provided with sealing ring (84) between the inner end of described rotary fixed head (81) and step cylinder (85) inwall.
5. thin light-wall pipe balance welder according to claim 4, is characterized in that: described fixed mechanism (2) is scroll chuck.
6. the thin light-wall pipe balance welder according to any one of claim 1 to 5 claim, is characterized in that: one end that the described first thin light-wall pipe (5) is connected with protective casing (3) is provided with pressure release plug (4).
7. thin light-wall pipe balance welder according to claim 6, is characterized in that: described protective gas (9) is inert gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420729636.5U CN204234949U (en) | 2014-11-29 | 2014-11-29 | A kind of thin light-wall pipe balance welder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420729636.5U CN204234949U (en) | 2014-11-29 | 2014-11-29 | A kind of thin light-wall pipe balance welder |
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| Publication Number | Publication Date |
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| CN204234949U true CN204234949U (en) | 2015-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420729636.5U Withdrawn - After Issue CN204234949U (en) | 2014-11-29 | 2014-11-29 | A kind of thin light-wall pipe balance welder |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104526122A (en) * | 2014-11-29 | 2015-04-22 | 域鑫科技（惠州）有限公司 | Thin thin-walled pipe balanced welding device and method |
| CN106270874A (en) * | 2015-05-07 | 2017-01-04 | 苏州安嘉自动化设备有限公司 | Workpiece welding method |
-
2014
- 2014-11-29 CN CN201420729636.5U patent/CN204234949U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104526122A (en) * | 2014-11-29 | 2015-04-22 | 域鑫科技（惠州）有限公司 | Thin thin-walled pipe balanced welding device and method |
| CN106270874A (en) * | 2015-05-07 | 2017-01-04 | 苏州安嘉自动化设备有限公司 | Workpiece welding method |
| CN106270897A (en) * | 2015-05-07 | 2017-01-04 | 苏州安嘉自动化设备有限公司 | Grip device with biasing device and butt welding machine |
| CN106270897B (en) * | 2015-05-07 | 2018-06-01 | 苏州安嘉自动化设备有限公司 | Grip device and butt welding machine with biasing device |
| CN106270874B (en) * | 2015-05-07 | 2018-06-01 | 苏州安嘉自动化设备有限公司 | Workpiece welding method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150401 Effective date of abandoning: 20160420 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |