CN101323100B - Butt-welding weld joint automatic coping device - Google Patents

Butt-welding weld joint automatic coping device Download PDF

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Publication number
CN101323100B
CN101323100B CN2008100628316A CN200810062831A CN101323100B CN 101323100 B CN101323100 B CN 101323100B CN 2008100628316 A CN2008100628316 A CN 2008100628316A CN 200810062831 A CN200810062831 A CN 200810062831A CN 101323100 B CN101323100 B CN 101323100B
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China
Prior art keywords
belt wheel
abrasive belt
base plate
support
wheel
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CN2008100628316A
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CN101323100A (en
Inventor
陈文豪
史文华
顾苏民
沈荣华
杨伟方
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Zhejiang Kingland Pipe Industry Co., Ltd.
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ZHEJIANG KINGLAND PIPE INDUSTRY Co Ltd
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Priority to CN2008100628316A priority Critical patent/CN101323100B/en
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Abstract

The invention relates to an automatic coping device for butt welding seams. The device is characterized in that the automatic coping device for the butt welding seams is arranged on a steel plate butt welding machine by a bracket and is movably connected with a horizontal guide rail and a horizontal transmission screw mandrel of the steel plate butt welding machine; on the bracket, a main driving abrasive belt wheel and a lower abrasive belt wheel strain the abrasive belt together which is moderately pressed on the butt welding seam, and the main driving abrasive belt wheel drives the abrasive belt to cope the butt welding seam. Through the improvement, components of the original steel plate butt welding machine can be effectively used for arranging the seam coping device on the original steel plate butt welding machine, thus realizing automatic coping of the butt welding seam on an automatic welding worktable of the original steel plate butt welding machine.

Description

Correct weld seam automatic grinding device
Technical field
The present invention relates to a kind of welding seam grinding device, the automatic grinding device of the correct weld seam of sheet material in especially a kind of spiral steel pipe production process.
Background technology
In the spiral steel pipe production process, need to adopt the mode of welding that the tail end of previous coil of strip and the front end of a back coil of strip are docked seam, therefore form the correct weld seam of linear pattern.Correct weld seam has certain reinforcement with respect to the sheet material of front and back coil of strip, usually between 2.5 to 4.0 millimeters.Handle if this enemy's weld seam is not carried out necessary reconditioning, will cause negative effect to follow-up production even influence product quality.Traditional reconditioning processing mode is manually to use electric angle grinder to carry out reconditioning.Because manually-operated, grinding quality is wayward, and it is improper that workman's operation has slightly, and emery wheel will injure sheet material, influences the tube product quality.Simultaneously, the reconditioning operations labor intensity is bigger, operating personnel's fatiguability, and dust and noise are bigger, influence operating personnel's physical and mental health, and there is sizable potential safety hazard in operating personnel.
Summary of the invention
The object of the present invention is to provide a kind of correct weld seam automatic grinding device that is directly installed on the correct welding machine of steel plate.
Purpose of the present invention is achieved through the following technical solutions: a kind of correct weld seam automatic grinding device, it is characterized in that, this enemy's weld seam automatic grinding device comprises a support that is installed on the correct welding machine of steel plate, this support connects with the horizontal guide rail and the activity of horizontal drive lead screw of the correct welding machine of steel plate, on support, the main transmission abrasive belt wheel is sewed at butt joint with following abrasive belt wheel common tensioning abrasive band and with its appropriateness compressing, and the rotation of main transmission abrasive belt wheel drives abrasive band reconditioning enemy weld seam.
By this improvement, can effectively utilize the building block of former steel plate butt joint machine, the welding seam grinding device is installed on the former steel plate butt joint machine easily, thereby can on the automatic welding bench of former steel plate butt joint machine, realizes automatic reconditioning operation correct weld seam.
As improvement to the technical program, described support is L-shaped generally, the support trailing arm directly or by bolting connect a slide block indirectly with the correct welding machine of steel plate on horizontal guide rail and drive lead screw is movable connects, the support transverse arm carries the miscellaneous part of this enemy's weld seam automatic grinding device.
As further improvement to the technical program, the miscellaneous part of above-mentioned correct weld seam automatic grinding device comprises above-mentioned main transmission abrasive belt wheel, abrasive band and following abrasive belt wheel etc., wherein, the main transmission abrasive belt wheel be fixedly connected from drive is coaxial, by driving-belt and main driving wheel interlock, main driving wheel and motor output shaft are fixedly connected from drive; The main transmission abrasive belt wheel rotates by bearing and is connected in its main transmission abrasive belt wheel support, and main transmission abrasive belt wheel support and motor all are fixedly connected on the base plate of upper strata.The upper strata base plate connects with the rotation of lower floor base plate by a bearing pin.Following abrasive belt wheel and main transmission abrasive belt wheel link together by the abrasive band, and when the main transmission abrasive belt wheel above being in rotated, the abrasive band that is stretched on this main transmission abrasive belt wheel circumference wheel face and the following abrasive belt wheel circumference wheel face drove abrasive belt wheel rotation down.Following abrasive belt wheel rotates by bearing and is connected in its abrasive belt wheel support down, and following abrasive belt wheel support is fixedly connected at lower floor's base plate.Lower floor's base plate rotates with the transverse arm of aforementioned L bracket by a bearing pin and connects.The movable simultaneously piston rod outer end that is connecting lift cylinder or oil cylinder of this lower floor's base plate.By stretching of lift cylinder or oil cylinder piston bar, through leverage, can control the high and low position of the following abrasive belt wheel that is positioned at lower floor's base plate other end, make down on the abrasive belt wheel the abrasive band all the time appropriateness be pressed in butt joint and sew on, keep the grinding pressure of abrasive band butt welded seam appropriateness.
Between upper strata base plate and lower floor's base plate, also be provided with abrasive band tensioning adjusting screw(rod), in order to cooperate pin shaft structure adjustment and the fixing relation of the position between upper strata base plate and the lower floor's base plate between aforementioned upper strata base plate and the lower floor's base plate, for the technical program, position relation between control upper strata base plate and the lower floor's base plate in fact be exactly adjust and fixedly the abrasive band be tensioned to degree on main transmission abrasive belt wheel and the following abrasive belt wheel wheel face, like this, the life-span in abrasive band can be guaranteed, ground effect preferably can be reached again.
In order to allow the abrasive band more closely stretch tight on main transmission abrasive belt wheel and following abrasive belt wheel wheel face, as further improving, described abrasive belt wheel comprises that main transmission abrasive belt wheel and following abrasive belt wheel all possess radial elastic to a certain degree.
For fear of the abrasive band when the grinding operation because unbalance stress and sideslip, as a kind of improvement, described main transmission abrasive belt wheel and following abrasive belt wheel wheel face are faint arc at its thickness direction.And, consider that abrasive band itself also has elasticity to a certain degree, described faint radian also can only be arranged at the middle part on the wheel face thickness direction, that is to say in the marginal portion of abrasive belt wheel wheel face, and bigger radian or direct chamfering can be set.Like this, the abrasive band can be coated on the wheel face of abrasive belt wheel well, comes off more effectively to prevent the abrasive band.
In order to control the grinding depth of butt welded seam better, on above-mentioned lower floor base plate, a tracking wheel can also be installed, this tracking wheel can be regulated by the tracking wheel regulating handle with respect to the high and low position of lower floor's base plate, and the standard of adjusting is by setting the grasp of difference in height between following abrasive belt wheel wheel face minimum point and the tracking wheel wheel face minimum point after the elasticity factor of having considered time abrasive belt wheel.
Abrasive dust leaves weld seam immediately behind the correct weld seam of sbrasive belt grinding in order to allow, allow the surface, abrasive band be used uniformly simultaneously, as a kind of improvement, the common vertical vertical plane adjustment formed of main transmission abrasive belt wheel and following abrasive belt wheel can be installed in the position that is certain intersecting angle with the vertical fore-and-aft plane in correct weld seam place.Like this, not only can improve the grinding quality of weld seam, and can prolong the service life in abrasive band.
Description of drawings
Fig. 1 is a perspective view of the present invention;
Fig. 2 is a planar structure schematic diagram of the present invention;
Fig. 3 is that abrasive belt wheel wheel face structure and abrasive band and weld seam angle concern schematic top plan view.
In institute's drawings attached, the numbering of each parts is as follows: 1-frame, 11-guide rail, the 12-drive lead screw, 2-support, 21-slide block, the 22-reinforcement, 23-lower floor mount holder, 24-lower floor base plate bearing pin, the 25-lift cylinder, 26-piston rod bearing pin, 3-lower floor base plate, 31-piston rod connecting rack, abrasive belt wheel support under the 32-, abrasive belt wheel central shaft under the 33-, abrasive belt wheel under the 34-, 35-tensioning adjusting screw(rod) support, 36-tensioning adjusting screw(rod) bearing pin, 37-upper strata mount holder, 38-upper strata base plate bearing pin, 39-tracking wheel, 391-tracking wheel regulating handle, 4-upper strata base plate, 41-main driving wheel, the 42-motor, 43-main transmission abrasive belt wheel, 44-main transmission abrasive belt wheel support, the 45-driving-belt, 46-tensioning adjusting screw(rod), 47-locking nut, the 5-abrasive band, 6-arc wheel face portion, 7-chamfering wheel face portion, 8-steel plate workpiece, the correct weld seam of 81-
The specific embodiment
As depicted in figs. 1 and 2, horizontal guide rail 11 and the turn-screw 12 that passes guide rail 11 are arranged on the frame 1 of the correct welding machine of steel plate, horizontal guide rail 11 is provided with slide block 21, and slide block 21 can slide at the driving lower edge of turn-screw 12 horizontal guide rail 11.The support 2 of correct weld seam automatic grinding device is L-shaped generally, its trailing arm is fixedly connected with bolt and slide block 21, its transverse arm carries the miscellaneous part of this enemy's weld seam automatic grinding device, like this, automatic grinding device just can move back and forth along the guide rail 11 on the correct welding machine with slide block 21, realizes the steel plate workpiece 8 that is placed on the automatic welding bench of former steel plate butt joint machine is carried out automatic reconditioning operation.Certainly, support 2 can be one with slide block 21 also, and perhaps support 2 directly is slidingly connected on guide rail 11, saves slide block 21.In addition, in order to increase the intensity of support 2, on its trailing arm reinforcement 22 can be set, reinforcement 22 can be provided with the 1-3 bar vertically.
The miscellaneous part major part of this automatic grinding device is contained in its upper strata base plate 4 with above lower floor's base plate 3.The middle part of upper strata base plate 4 one ends is fixed with motor 42, the both sides of the other end are fixed with main transmission abrasive belt wheel support 44 respectively and from the drive support, the motor 42 output shafts main driving wheel 41 that is fixedly connected, link by driving-belt 45 from drive and main driving wheel 41, from drive by being rotatably connected in the axle main transmission abrasive belt wheel 43 that is fixedly connected the main transmission abrasive belt wheel support 44, like this, main transmission abrasive belt wheel 43 just can be by linking with main driving wheel 41 from drive and driving-belt 45.Upper strata base plate 4 is by main transmission abrasive belt wheel support 44 and from drive support one end, have a breach, the relevant position also has a breach on the lower floor's base plate 3 under this breach, abrasive band tensioning adjusting screw(rod) 46 lower end are rotatably connected in it and are arranged in tensioning adjusting screw(rod) support 35 holes on the lower floor, tensioning adjusting screw(rod) 46 is upward through the breach of lower floor's base plate 3 and upper strata base plate 4, last fixing by locking nut 47 realizations and upper strata base plate 4 in the top, can set upper strata base plate 4 and the difference in height of lower floor's base plate 3 within the specific limits by adjusting lock nut 47 in this side, thereby control the tensioning degree of abrasive band 5 on main transmission abrasive belt wheel 43 and following abrasive belt wheel 34 wheel faces on the whole, like this, the service life that abrasive band 5 is long can be guaranteed, ground effect preferably can be reached again.
As shown in Figure 1, under the main transmission abrasive belt wheel support 44, lower floor's base plate 3 downward one sides are provided with down abrasive belt wheel support 32, following abrasive belt wheel 34 is connected in down on the abrasive belt wheel support 32 by following abrasive belt wheel central shaft 33, abrasive band 5 is buckled on the wheel face of main transmission abrasive belt wheel 43 and following abrasive belt wheel 34, when motor 42 rotates, main driving wheel 41 drives by driving-belt 45 and rotates from drive, driving coaxial main transmission abrasive belt wheel 43 from drive rotates, main transmission abrasive belt wheel 43 drives down by abrasive band 5, and abrasive belt wheel 34 rotates, the abrasive band 5 at following abrasive belt wheel 34 lowermost end places contacts with correct weld seam 81, realizes the grinding to correct weld seam 81.
As shown in Figure 2, on the transverse arm of support 2 relatively near main transmission abrasive belt wheel 43 and following abrasive belt wheel 34 be provided with lower floor's mount holder 23, lower floor's base plate 3 connects with lower floor mount holder 23 rotations by lower floor's base plate bearing pin 24.Respective motor 42 position of centre of gravitys are provided with upper strata mount holder 37 on lower floor's base plate 3, and upper strata base plate 4 rotates with upper strata mount holder 37 by upper strata base plate bearing pin 38 and connects.Like this, lower floor's base plate 3 and upper strata base plate 4 can be fixedly connected into an integral body through the effect of tensioning adjusting screw(rod) 46 and locking nut 47, and this integral body can be rotated around lower floor's base plate bearing pin 24.Upper strata mount holder 37 is arranged on the position of respective motor 42 centers of gravity on lower floor's base plate 3, and the weight of motor 42 is dropped on the upper strata base plate bearing pin 38 substantially, and assurance abrasive band tensioning adjusting screw(rod) 46 and locking nut 47 are brought into play its effect better.
In the present embodiment, lower floor's base plate 3 is step at the other end with respect to following abrasive belt wheel 34, piston rod connecting rack 31 is set below step, the piston rod of a lift cylinder 25 rotates with piston rod connecting rack 31 by piston rod bearing pin 26 and connects, and lift cylinder 25 is rotatably connected in relative position away from lower floor's mount holder 23 on support 2 transverse arms by bearing pin.By stretching of lift cylinder 25 piston rods, through leverage, can control the high and low position of the following abrasive belt wheel 34 that is positioned at lower floor's base plate 3 other ends, make down on the abrasive belt wheel 34 abrasive band 5 all the time appropriateness be pressed on the correct weld seam 81, keep the grinding pressure of abrasive band 5 butt welded seam appropriateness.
As shown in Figure 3, following abrasive belt wheel 34 has less radian with the mid portion of main transmission abrasive belt wheel 43 wheel faces, becomes arc wheel face portion 6, in the both sides part tangible chamfering is arranged then, becomes chamfering wheel face portion 7.And following abrasive belt wheel 34 has used with the part of main transmission abrasive belt wheel 43 formation wheel faces has certain flexible synthetic plastics material, and abrasive band 5 also has certain elasticity.Wheel face adopts said structure, and the Flexible Design in abrasive belt wheel 34 under adding, main transmission abrasive belt wheel 43 and abrasive band 5 makes abrasive band 5 to be coated on well on the wheel face of abrasive belt wheel, prevents the abrasive band sideslip even comes off.Certainly, following abrasive belt wheel 34 and main transmission abrasive belt wheel 43 wheel faces also can be processed into the structure of neutral straight, both sides chamfering.Like this, though the possibility of abrasive band 5 sideslips increases, the degree of wear in abrasive band 5 can be more approaching, this means that the service life in abrasive band 5 can be long, and the grinding depth of butt welded seam mid portion and both sides part can compare evenly.In addition, following abrasive belt wheel 34 and the main transmission abrasive belt wheel 43 common fore-and-aft planes of forming are 30 ° and intersect between the projection on the steel plate workpiece 8 and correct weld seam 81, abrasive band 5 surperficial abrasive materials are evenly used, and can make abrasive dust fly away from the grinding and the correct weld seam 81 of high temperature still, guarantee the bright and clean and good physicochemical performance of weld seam.It should be noted that, though Fig. 3 broken section is the wheel face structure of main transmission abrasive belt wheel 43, because main transmission abrasive belt wheel 43 and following abrasive belt wheel 34 downward projections are overlapping in the present embodiment, so this schematic top plan view can reflect the situation of abrasive belt wheel wheel face structure, abrasive band 5 coated sand belt wheel wheel faces, and by abrasive belt wheel 34 and the main transmission abrasive belt wheel 43 common fore-and-aft planes of forming 30 ° of angles between projection on the steel plate workpiece 8 and correct weld seam 81 concern down.
As a further improvement on the present invention, as shown in Figure 1, 2, on above-mentioned lower floor base plate 3, a tracking wheel 39 can also be installed, tracking wheel 39 is arranged on the close position of abrasive belt wheel 34 down, wheel body can rotate flexibly around its central shaft, its central shaft is fixedly mounted in the wheel fork, and this wheel fork connects with tracking wheel regulating handle 391 by helicitic texture.This tracking wheel 39 can be regulated by tracking wheel regulating handle 391 with respect to the high and low position of lower floor's base plate 3.By rotating tracking wheel regulating handle 391, can micro-raise or reduce the position of lower floor's base plate 3 abrasive belt wheel support 32 1 ends under connecting, in fact be exactly to regulate the height of abrasive belt wheel 34 wheel face minimum points down, perhaps only be that following abrasive belt wheel 34 and last abrasive band 5 thereof compress the pressure size of correct weld seam 81 sometimes, thereby accurately control the grinding depth of the 5 pairs of correct weld seams 81 in abrasive band.
In conjunction with the accompanying drawings embodiments of the invention have been done detailed description above, but the present invention is not limited to the foregoing description, in the ken that those of ordinary skills possessed, can also makes many variations it.For example, in the above-described embodiments, lift cylinder 25 also can be a hoist cylinder, and this lift cylinder 25 or hoist cylinder also can connect with 4 activities of upper strata base plate.Equally, tracking wheel 39 also can be arranged on the upper strata base plate 4.

Claims (2)

1. correct weld seam automatic grinding device, it is characterized in that: this enemy's weld seam automatic grinding device comprises a support (2) that is installed on the correct welding machine of steel plate, this support (2) is L-shaped generally, support (2) trailing arm directly or by bolting connect a slide block (21) and indirectly with the correct welding machine of steel plate on horizontal guide rail (11) and horizontal drive lead screw (12) is movable connects, support (2) transverse arm carries the miscellaneous part of this enemy's weld seam automatic grinding device, described miscellaneous part comprises main transmission abrasive belt wheel (43) at least, abrasive band (5) and following abrasive belt wheel (34), on support (2), the common tensioning abrasive band (5) of main transmission abrasive belt wheel (43) and following abrasive belt wheel (34) and with its appropriateness compressing on correct weld seam (81), main transmission abrasive belt wheel (43) rotation drives the correct weld seam (81) of abrasive band (5) reconditioning; Described main transmission abrasive belt wheel (43) be fixedly connected from drive is coaxial, by the interlock of driving-belt (45) and main driving wheel (41), main driving wheel (41) is fixedly connected with motor (42) output shaft from drive; Main transmission abrasive belt wheel (43) rotates by bearing and is connected in main transmission abrasive belt wheel support (44), and main transmission abrasive belt wheel support (44) and motor (42) all are fixedly connected on upper strata base plate (4); Upper strata base plate (4) rotates with lower floor's base plate (3) by upper strata base plate bearing pin (38) and connects; Following abrasive belt wheel (34) links by the abrasive band (5) that is stretched on their wheel faces with main transmission abrasive belt wheel (43); Following abrasive belt wheel (34) rotates by bearing and is connected in abrasive belt wheel support (32) down, and following abrasive belt wheel support (32) is fixedly connected on lower floor's base plate (3); Lower floor's base plate (3) rotates with support (2) transverse arm by lower floor's base plate bearing pin (24) and connects, and lower floor's base plate (3) is connecting the piston rod of lift cylinder (25) simultaneously by piston rod connecting rack (31) and piston rod bearing pin (26) activity.
2. correct weld seam automatic grinding device as claimed in claim 1 is characterized in that: between upper strata base plate (4) and lower floor's base plate (3), be provided with abrasive band tensioning adjusting screw(rod) (46).
CN2008100628316A 2008-06-30 2008-06-30 Butt-welding weld joint automatic coping device Active CN101323100B (en)

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Application Number Priority Date Filing Date Title
CN2008100628316A CN101323100B (en) 2008-06-30 2008-06-30 Butt-welding weld joint automatic coping device

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CN101323100B true CN101323100B (en) 2011-04-27

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Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101829936B (en) * 2010-04-07 2012-02-22 宝鸡石油钢管有限责任公司 Welding seam grinding machine
CN101804596B (en) * 2010-04-08 2012-01-25 中国第一重型机械股份公司 Welding groove sander
CN102785151A (en) * 2012-08-01 2012-11-21 江苏文汇钢业工程有限公司 Grinding machine for steel plate welding area
CN102848293A (en) * 2012-08-30 2013-01-02 苏州新达电扶梯部件有限公司 Plate polishing device
CN103111930A (en) * 2013-02-25 2013-05-22 山东龙祥金属复合材料有限公司 Welding joint polishing machine for repair of composite boards
CN104084751B (en) * 2014-06-10 2017-09-19 沈阳多元机电设备有限公司 The prosthetic appliance of high temperature, high pressure cylinder body faying face
CN105033826A (en) * 2015-06-15 2015-11-11 宜兴市联丰化工机械有限公司 Seal polishing device
CN105033808B (en) * 2015-08-12 2017-07-28 赵盛林 Vertical two station is combined blank remedying device
CN105196126B (en) * 2015-09-30 2017-08-11 芜湖新兴铸管有限责任公司 A kind of cast tube socket sander
CN107020308A (en) * 2016-02-01 2017-08-08 广州永胜钢铁制品有限公司 A kind of production technology of stainless steel tube
CN105751038B (en) * 2016-03-31 2019-02-05 河北银箭体育用品股份有限公司 A kind of javelin polishing machine tool
CN109877692B (en) * 2019-03-13 2020-09-04 温州大学瓯江学院 Grinding polisher
CN110153833B (en) * 2019-07-02 2020-02-21 深圳市鹏瑞精密钣金制品有限公司 Automobile metal plate welding post-treatment process
CN110774128A (en) * 2019-11-05 2020-02-11 刘贤东 Full-automatic feeding and discharging method for polishing corner of square glass

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Effective date of registration: 20090123

Address after: Three hundred and thirteen thousand Zhejiang province Huzhou city outside the East Gate fifteen Li card (318 national highway side), Postal Code: 313000

Applicant after: Zhejiang Kingland Pipe Industry Co., Ltd.

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