CN102357566B - Straightening mechanism of construction steel pipe derusting and straightening painting machine - Google Patents
Straightening mechanism of construction steel pipe derusting and straightening painting machine Download PDFInfo
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- CN102357566B CN102357566B CN 201110249835 CN201110249835A CN102357566B CN 102357566 B CN102357566 B CN 102357566B CN 201110249835 CN201110249835 CN 201110249835 CN 201110249835 A CN201110249835 A CN 201110249835A CN 102357566 B CN102357566 B CN 102357566B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 30
- 239000010959 steel Substances 0.000 title claims abstract description 30
- 238000010422 painting Methods 0.000 title claims abstract description 12
- 238000010276 construction Methods 0.000 title abstract description 6
- 230000005540 biological transmission Effects 0.000 claims abstract description 99
- 238000004140 cleaning Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 239000011083 cement mortar Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Abstract
The invention provides a straightening mechanism of a construction steel pipe derusting and straightening painting machine, relates to equipment in the field of engineering and construction machinery, and in particular relates to a construction steel pipe cleaning, derusting and straightening machine. The straightening mechanism has the following beneficial effects: a power device is only input into one of the five lower transmission gears and each lower transmission gear forms transmission of power through gear engagement so that each lower transmission gear realizes rotation, thus driving the machined steel pipe to be transported from one end to the other end; as transmission chains are connected among first, second and third chain wheels, under the actions of pressure arms and eccentric blocks, second and fourth upper transmission rolls can apply pressure to the steel pipe to straighten the steel pipe; and the straightening mechanism realizes transmission depending on engagement among the gears, is simple, is convenient to install, has strong durability and good stability, is convenient in passing through eccentric straightening, thus reducing wear of the steel pipes which do not need straightening, and ensures the steel pipes with different rigidity and flexibility to achieve the aim of straightening by applying different forces to the pressure arms.
Description
Technical field
The present invention relates to a kind of equipment in engineering and construction machine field, relate in particular to building steel tube cleaning dust removing straightening machine.
Background technology
At the too busy to get away scaffold in engineering construction field, scaffold is comprised of steel pipe and fastener, in work progress, can stick cement mortar on steel pipe, what have has rusty stains, bending phenomenon occurs in the meeting that also has, and time-consuming, the problems such as labour intensity is large, efficient is low, work quality is poor, dust is many for fear of labor cleaning's work have proposed in the industry a kind of with the artificial building steel tube descaling straightening painting machine of machinery replacement.But the bar straightening mechanism of existing building steel tube descaling straightening painting machine adopts chain to transmit, and not only is inconvenient to assemble, and then production stability is poor.
Summary of the invention
The object of the invention just is to provide the bar straightening mechanism of the building steel tube descaling straightening painting machine that can overcome the prior art defective.
the present invention includes two blocks of the left and right wallboard that is arranged symmetrically with, below described two blocks of wallboards, from front to back respectively by transmission shaft under bearing lateral arrangement first, second, third, fourth and fifth root, described each time transmission shaft is arranged on same level, the two ends of described each time transmission shaft are arranged in the outside of two blocks of wallboards, are fixedly connected with respectively transfer roller first, the 3rd and the 5th time on the described the first, the 3rd between the wallboard of two blocks of left and right and the 5th time transmission shaft, transmission shaft on first, second, third, fourth and fifth is being set respectively above wallboard, on each transmission shaft accordingly with each time transmission shaft be arranged in same vertical on, it is characterized in that connecting separately respectively the first, second, third, fourth and fifth lower transmissioning gear at the two ends of described each time transmission shaft, described first, second, third, fourth and fifth lower transmissioning gear is engagement successively mutually, on described first, the two ends of transmission shaft are set in the first left slider and the first right slide block by bearing respectively, described the first left slider upper, lower two ends respectively by spring supporting on left wallboard, described the first right slide block upper, lower two ends respectively by spring supporting on right wallboard, on described first, the two ends of transmission shaft are arranged in the outside of the two blocks of wallboards in left and right, be fixedly connected with transfer roller on first on transmission shaft between the wallboard of two blocks of left and right described first, the end of transmission shaft connects the first upper transfer gear on described first, described the first upper transfer gear and described the first lower transmissioning gear engagement, on described second, the two ends of transmission shaft connect the first left eccentric bushing and the first right eccentric bushing by bearing respectively, the described first left eccentric bushing is arranged in the circular hole of left wallboard, the described first right eccentric bushing is arranged in the circular hole of right wallboard, put with the first right avertence heart at the described first left eccentric bushing and be fixedly connected with respectively the first pressure arm, being fixedly connected with transfer roller on second on transmission shaft on described second between the wallboard of two blocks of left and right, be fixedly connected with the first sprocket wheel on transmission shaft on described second, on the described the 3rd, the two ends of transmission shaft are set in the 3rd left slider and the 3rd right slide block by bearing respectively, described the 3rd left slider upper, lower two ends respectively by spring supporting on left wallboard, described the 3rd right slide block upper, lower two ends respectively by spring supporting on right wallboard, on the described the 3rd, the two ends of transmission shaft are arranged in the outside of the two blocks of wallboards in left and right, be fixedly connected with transfer roller on the 3rd on transmission shaft between the wallboard of two blocks of left and right the described the 3rd, the end of transmission shaft connects the 3rd upper transfer gear on the described the 3rd, described the 3rd upper transfer gear and described the 3rd lower transmissioning gear engagement, on the described the 4th, the two ends of transmission shaft connect the second left eccentric bushing and the second right eccentric bushing by bearing respectively, the described second left eccentric bushing is arranged in the circular hole of left wallboard, the described second right eccentric bushing is arranged in the circular hole of right wallboard, put with the second right avertence heart at the described second left eccentric bushing and be fixedly connected with respectively the second pressure arm, being fixedly connected with transfer roller on the 4th on transmission shaft on the described the 4th between the wallboard of two blocks of left and right, be fixedly connected with the second sprocket wheel on transmission shaft on the described the 4th, connect the 3rd sprocket wheel, connection for transmission chain between described the first sprocket wheel, the second sprocket wheel and the 3rd sprocket wheel on described second time transmission shaft, on the described the 5th, the two ends of transmission shaft are set in the 5th left slider and the 5th right slide block by bearing respectively, described the 5th left slider upper, lower two ends respectively by spring supporting on left wallboard, described the 5th right slide block upper, lower two ends respectively by spring supporting on right wallboard, on the described the 5th, the two ends of transmission shaft are arranged in the outside of the two blocks of wallboards in left and right, be fixedly connected with transfer roller on the 5th on transmission shaft between the wallboard of two blocks of left and right the described the 5th, the end of transmission shaft connects the 5th upper transfer gear on the described the 5th, described the 5th upper transfer gear and described the 5th lower transmissioning gear engagement.
The present invention is due to the eccentric bushing that is provided with pressure regulation and uses, and during the eccentric bushing used by pressure regulation when the local straight shape steel pipe of sending into this device, the first pressure arm pushed away forward, and straight shape steel pipe is directly passed through, can reduce to steel pipe that need not straightening wearing and tearing.During the eccentric bushing used by pressure regulation when local crooked steel pipe, with the first pressure arm to pusher, can reach the purpose of straightening.Also can by applying different power to the first pressure arm, make the steel pipe of different rigidity degree, differently curved degree can reach straightening.
The present invention only needs an input power device in five lower transmissioning gears, and each lower transmissioning gear meshes by tooth and forms transmission of power, makes each lower transmissioning gear realize rotating, and delivers to the other end thereby drive processed steel pipe from an end.Again due to connection for transmission chain power between the first sprocket wheel, the second sprocket wheel and the 3rd sprocket wheel, under the effect of pressure arm and eccentric block, transfer roller can be to the steel pipe straightening of exerting pressure on second, four.Invention relies on the engagement between gear to realize transmission, and mechanism is simple, not only convenient installation, and also durability is strong, good stability, and convenient, directly perceived by eccentric straightening.
For producing the interlock effect, connect connecting rod between described the first pressure arm and the second pressure arm.
curved in rear exit of the present invention place in order to prevent steel pipe, the present invention is the described left side at transmission shaft rear on the 5th also, laterally arrange the limit for height roll shaft on right two blocks of wallboards, be fixedly connected with the limit for height running roller on the described limit for height roll shaft between the wallboard of two blocks of left and right, the two ends of described limit for height roll shaft are set in respectively in limit for height left slider and the right slide block of limit for height, the lower end of described limit for height left slider and the right slide block of limit for height respectively by spring supporting on a described left side, on right two blocks of wallboards, the upper end of described limit for height left slider and the right slide block of limit for height is respectively equipped with a left side, right adjusting bolt, a described left side, right adjusting bolt is threaded in respectively a left side, on right two blocks of wallboards.
For convenient fixing, install, the spring of the first left slider upper end of the present invention is connected on left wallboard by adjusting screw(rod), the spring of described the first right upper end of slide block is connected on right wallboard by adjusting screw(rod).
In like manner, the spring of described the 3rd left slider upper end is connected on left wallboard by adjusting screw(rod), and the spring of described the 3rd right upper end of slide block is connected on right wallboard by adjusting screw(rod).
The spring of described the 5th left slider upper end is connected on left wallboard by adjusting screw(rod), and the spring of described the 5th right upper end of slide block is connected on right wallboard by adjusting screw(rod).
Description of drawings
Fig. 1 is a kind of structural representation of the present invention.
Fig. 2 be in Fig. 1 A-A to sectional drawing.
Fig. 3 be in Fig. 1 B-B to sectional drawing.
Fig. 4 be in Fig. 1 C-C to sectional drawing.
Fig. 5 be in Fig. 1 D-D to sectional drawing.
Fig. 6 be in Fig. 1 E-E to sectional drawing.
Fig. 7 be in Fig. 1 F-F to sectional drawing.
The specific embodiment
As shown in Fig. 1 to 7, left and right two blocks of wallboards 1,2 are arranged symmetrically with, two blocks of wallboards 1,2 below, from front to back respectively by transmission shaft 3,4,5,6,7 under bearing lateral arrangement first, second, third, fourth and fifth root, each time transmission shaft 3,4,5,6,7 is arranged on same level, and each time transmission shaft 3,4,5,6,7 two ends are arranged in two blocks of wallboards 1,2 the outside.Be fixedly connected with respectively transfer roller 8,9,10 first, the 3rd and the 5th time on the first, the 3rd between two blocks of left and right wallboard 1,2 and the 5th time transmission shaft 3,5,7.
Wallboard 1,2 above transmission shaft 11,12,13,14,15 on first, second, third, fourth and fifth is set respectively, on each transmission shaft 11,12,13,14,15 accordingly with each time transmission shaft 3,4,5,6,7 be arranged in same vertical on.
Connect separately respectively first, second, third, fourth and fifth lower transmissioning gear 16,17,18,19,20 at each time transmission shaft 3,4,5,6,7 two ends, the first, second, third, fourth and fifth lower transmissioning gear meshes 16,17,18,19,20 mutually successively.
On first, the two ends of transmission shaft 11 are set in the first left slider 21 and the first right slide block 22 by bearing respectively.The upper end of the first left slider 21 arranges spring 23, and spring 23 is connected on left wallboard 1 by adjusting screw(rod) 24, between the lower end of the first left slider 21 and left wallboard 1, another spring is set.The upper/lower terminal of the first right slide block 22 equally respectively by spring supporting on right wallboard 2.Be fixedly connected with transfer roller 25 on first on transmission shaft 11 between two blocks of left and right wallboard 1,2 first, the end of transmission shaft 11 connects the first upper transfer gear 26, the first upper transfer gear 26 and the first lower transmissioning gear 16 external toothings on first.
On second, the two ends of transmission shaft 12 connect the first synchronous left eccentric bushing 27 and the first right eccentric bushing 28 by bearing respectively, the first left eccentric bushing 27 is arranged in the circular hole 29 of left wallboard 1, the first right eccentric bushing arranges 28 in the circular hole 30 of right wallboard 2, is fixedly connected with respectively the first pressure arm 31 on the first left eccentric bushing 27 and the first right eccentric bushing 28.Being fixedly connected with transfer roller 32 on second on transmission shaft 12 on second between two blocks of left and right wallboard 1,2, be fixedly connected with the first sprocket wheel 33 on transmission shaft on second 12.
On the 3rd, the two ends of transmission shaft 13 are set in the 3rd left slider 34 and the 3rd right slide block 35 by bearing respectively.Same with the first left slider 21, the upper/lower terminal of the 3rd left slider 34 respectively by spring supporting on left wallboard 1.Same with the first right slide block 22, the upper/lower terminal of the 3rd right slide block 35 respectively by spring supporting on right wallboard 2.On the 3rd, the two ends of transmission shaft 13 are arranged in the two blocks of wallboards 1 in left and right, 2 the outside, be fixedly connected with transfer roller 36 on the 3rd on transmission shaft 13 between two blocks of left and right wallboard 1,2 the 3rd, the right part of transmission shaft 13 connects the 3rd upper transfer gear 37, the three upper transfer gear 37 and the 3rd lower transmissioning gear 18 external toothings on the 3rd.
On the 4th, the two ends of transmission shaft 14 connect the second left eccentric bushing 38 by bearing respectively and the second left eccentric bushing 38 of right eccentric bushing 39, the second is arranged in the circular hole of left wallboard 1, and the second right eccentric bushing 39 is arranged in the circular hole of right wallboard 2.Be fixedly connected with respectively the second pressure arm 40 on the second left eccentric bushing 38 and the second right eccentric bushing 39, and connect connecting rod 41 between the first pressure arm 31 and the second pressure arm 40.Be fixedly connected with transfer roller 42 on the 4th on transmission shaft 14 between two blocks of left and right wallboard 1,2 the 4th.By to first pressure arm 31 application of forces, drive the second pressure arm 40, can make bend steel tube 58 compressive deformations, reach straightening.
The right-hand member of transmission shaft 14 is fixedly connected with the second sprocket wheel 43 on the 4th, connects the 3rd sprocket wheel, connection for transmission chain 45 between the first sprocket wheel 33, the second sprocket wheel 43 and the 3rd sprocket wheel 44 on second time transmission shaft 4.
On the 5th, the two ends of transmission shaft 15 are set in the 5th left slider 46 and the 5th right slide block 47 by bearing respectively, same with the first left slider 21, the upper/lower terminal of the 5th left slider 46 respectively by spring supporting on left wallboard 1, same with the first right slide block 22, the upper/lower terminal of the 5th right slide block 47 respectively by spring supporting on right wallboard 2.On the 5th, the two ends of transmission shaft 15 are arranged in the two blocks of wallboards 1 in left and right, 2 the outside, be fixedly connected with transfer roller 48 on the 5th on transmission shaft 15 between two blocks of left and right wallboard 1,2 the 5th, the right part of transmission shaft 15 connects the 5th upper transfer gear 49, the five upper transfer gear 49 and the 5th lower transmissioning gear 20 external toothings on the 5th.
Laterally arrange limit for height roll shaft 50 on left and right two blocks of wallboards 1,2 at 15 rears of transmission shaft on the 5th, be fixedly connected with limit for height running roller 51 on the limit for height roll shaft 50 between two blocks of left and right wallboard 1,2, the two ends of limit for height roll shaft 50 are set in respectively in limit for height left slider 52 and the right slide block 53 of limit for height.The lower end of the right slide block 53 of limit for height left slider 52 and limit for height respectively by spring supporting on left and right two blocks of wallboards 1,2, the upper end of the right slide block 53 of limit for height left slider 52 and limit for height is provided with left and right adjusting bolt 56,57 by transition block 45,55 respectively, and each left and right adjusting bolt 56,57 is threaded in respectively on left and right two blocks of wallboards 1,2.
The present invention only needs input power on the 3rd time transmission shaft 5, can make first, second, third, fourth and fifth lower transmissioning gear 16,17,18,19,20 realize rotating, simultaneously, also can make transmission shaft 12,14 rotating in same directions on the two or five lower transmission shaft 4, the second, the 4th.
Claims (6)
1. the bar straightening mechanism of building steel tube descaling straightening painting machine, comprise two blocks of the left and right wallboard that is arranged symmetrically with, below described two blocks of wallboards, from front to back respectively by transmission shaft under bearing lateral arrangement first, second, third, fourth and fifth root, described each time transmission shaft is arranged on same level, the two ends of described each time transmission shaft are arranged in the outside of two blocks of wallboards, are fixedly connected with respectively transfer roller first, the 3rd and the 5th time on the described the first, the 3rd between the wallboard of two blocks of left and right and the 5th time transmission shaft, transmission shaft on first, second, third, fourth and fifth is being set respectively above wallboard, on each transmission shaft accordingly with each time transmission shaft be arranged in same vertical on, it is characterized in that connecting separately respectively the first, second, third, fourth and fifth lower transmissioning gear at the two ends of described each time transmission shaft, described first, second, third, fourth and fifth lower transmissioning gear is engagement successively mutually, on described first, the two ends of transmission shaft are set in the first left slider and the first right slide block by bearing respectively, described the first left slider upper, lower two ends respectively by spring supporting on left wallboard, described the first right slide block upper, lower two ends respectively by spring supporting on right wallboard, on described first, the two ends of transmission shaft are arranged in the outside of the two blocks of wallboards in left and right, be fixedly connected with transfer roller on first on transmission shaft between the wallboard of two blocks of left and right described first, an end of transmission shaft connects the first upper transfer gear on described first, described the first upper transfer gear and described the first lower transmissioning gear engagement, on described second, the two ends of transmission shaft connect the first left eccentric bushing and the first right eccentric bushing by bearing respectively, the described first left eccentric bushing is arranged in the circular hole of left wallboard, the described first right eccentric bushing is arranged in the circular hole of right wallboard, put with the first right avertence heart at the described first left eccentric bushing and be fixedly connected with respectively the first pressure arm, being fixedly connected with transfer roller on second on transmission shaft on described second between the wallboard of two blocks of left and right, be fixedly connected with the first sprocket wheel on transmission shaft on described second, on the described the 3rd, the two ends of transmission shaft are set in the 3rd left slider and the 3rd right slide block by bearing respectively, described the 3rd left slider upper, lower two ends respectively by spring supporting on left wallboard, described the 3rd right slide block upper, lower two ends respectively by spring supporting on right wallboard, on the described the 3rd, the two ends of transmission shaft are arranged in the outside of the two blocks of wallboards in left and right, be fixedly connected with transfer roller on the 3rd on transmission shaft between the wallboard of two blocks of left and right the described the 3rd, an end of transmission shaft connects the 3rd upper transfer gear on the described the 3rd, described the 3rd upper transfer gear and described the 3rd lower transmissioning gear engagement, on the described the 4th, the two ends of transmission shaft connect the second left eccentric bushing and the second right eccentric bushing by bearing respectively, the described second left eccentric bushing is arranged in the circular hole of left wallboard, the described second right eccentric bushing is arranged in the circular hole of right wallboard, put with the second right avertence heart at the described second left eccentric bushing and be fixedly connected with respectively the second pressure arm, being fixedly connected with transfer roller on the 4th on transmission shaft on the described the 4th between the wallboard of two blocks of left and right, be fixedly connected with the second sprocket wheel on transmission shaft on the described the 4th, connect the 3rd sprocket wheel, connection for transmission chain between described the first sprocket wheel, the second sprocket wheel and the 3rd sprocket wheel on described second time transmission shaft, on the described the 5th, the two ends of transmission shaft are set in the 5th left slider and the 5th right slide block by bearing respectively, described the 5th left slider upper, lower two ends respectively by spring supporting on left wallboard, described the 5th right slide block upper, lower two ends respectively by spring supporting on right wallboard, on the described the 5th, the two ends of transmission shaft are arranged in the outside of the two blocks of wallboards in left and right, be fixedly connected with transfer roller on the 5th on transmission shaft between the wallboard of two blocks of left and right the described the 5th, an end of transmission shaft connects the 5th upper transfer gear on the described the 5th, described the 5th upper transfer gear and described the 5th lower transmissioning gear engagement.
2. the bar straightening mechanism of building steel tube descaling straightening painting machine according to claim 1, is characterized in that connecting connecting rod between described the first pressure arm and the second pressure arm.
3. the bar straightening mechanism of described building steel tube descaling straightening painting machine according to claim 1 and 2, a described left side that it is characterized in that transmission shaft rear on the 5th, laterally arrange the limit for height roll shaft on right two blocks of wallboards, be fixedly connected with the limit for height running roller on the described limit for height roll shaft between the wallboard of two blocks of left and right, the two ends of described limit for height roll shaft are set in respectively in limit for height left slider and the right slide block of limit for height, the lower end of described limit for height left slider and the right slide block of limit for height respectively by spring supporting on a described left side, on right two blocks of wallboards, the upper end of described limit for height left slider and the right slide block of limit for height is respectively equipped with a left side, right adjusting bolt, a described left side, right adjusting bolt is threaded in respectively a left side, on right two blocks of wallboards.
4. the bar straightening mechanism of building steel tube descaling straightening painting machine according to claim 1, the spring that it is characterized in that described the first left slider upper end is connected on left wallboard by adjusting screw(rod), and the spring of described the first right upper end of slide block is connected on right wallboard by adjusting screw(rod).
5. the bar straightening mechanism of building steel tube descaling straightening painting machine according to claim 1, the spring that it is characterized in that described the 3rd left slider upper end is connected on left wallboard by adjusting screw(rod), and the spring of described the 3rd right upper end of slide block is connected on right wallboard by adjusting screw(rod).
6. the bar straightening mechanism of building steel tube descaling straightening painting machine according to claim 1, the spring that it is characterized in that described the 5th left slider upper end is connected on left wallboard by adjusting screw(rod), and the spring of described the 5th right upper end of slide block is connected on right wallboard by adjusting screw(rod).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110249835 CN102357566B (en) | 2011-08-29 | 2011-08-29 | Straightening mechanism of construction steel pipe derusting and straightening painting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110249835 CN102357566B (en) | 2011-08-29 | 2011-08-29 | Straightening mechanism of construction steel pipe derusting and straightening painting machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102357566A CN102357566A (en) | 2012-02-22 |
| CN102357566B true CN102357566B (en) | 2013-06-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110249835 Expired - Fee Related CN102357566B (en) | 2011-08-29 | 2011-08-29 | Straightening mechanism of construction steel pipe derusting and straightening painting machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN102357566B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105643413A (en) * | 2014-12-02 | 2016-06-08 | 中国核工业二四建设有限公司 | Steel pipe deruster |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2328739Y (en) * | 1998-03-13 | 1999-07-14 | 刘敏臣 | Improved equipment for scaffold maintenance |
| CN2402415Y (en) * | 1999-08-05 | 2000-10-25 | 王桂信 | Steel pipe straightener |
| CN2587544Y (en) * | 2002-11-26 | 2003-11-26 | 周志万 | Steel pipe cleaning and dust removing straightening machine |
| CN2623369Y (en) * | 2003-04-17 | 2004-07-07 | 王金成 | Steel tube aligning and scaling machine |
| CN202239074U (en) * | 2011-08-29 | 2012-05-30 | 周志万 | Straightening mechanism for de-rusting and straightening painting machine of construction steel tube |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2633795C (en) * | 2008-06-05 | 2012-11-27 | Glen Corbeil | Tubing straightener |
-
2011
- 2011-08-29 CN CN 201110249835 patent/CN102357566B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2328739Y (en) * | 1998-03-13 | 1999-07-14 | 刘敏臣 | Improved equipment for scaffold maintenance |
| CN2402415Y (en) * | 1999-08-05 | 2000-10-25 | 王桂信 | Steel pipe straightener |
| CN2587544Y (en) * | 2002-11-26 | 2003-11-26 | 周志万 | Steel pipe cleaning and dust removing straightening machine |
| CN2623369Y (en) * | 2003-04-17 | 2004-07-07 | 王金成 | Steel tube aligning and scaling machine |
| CN202239074U (en) * | 2011-08-29 | 2012-05-30 | 周志万 | Straightening mechanism for de-rusting and straightening painting machine of construction steel tube |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102357566A (en) | 2012-02-22 |
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Effective date of registration: 20171212 Address after: 224600 Jiangsu province Yancheng City Xiangshui Zhangji Industrial Park Community Center Patentee after: Liu Juhua Address before: No. 18, Yin Shan Group, Jintai village, Tai'an Town, Tai'an Town, Yangzhou, Jiangsu Patentee before: Zhou Zhiwan |
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Effective date of registration: 20181218 Address after: Room 1110, Haitou Building, No. 8 Zhonglin Road, Haicang District, Xiamen City, Fujian Province Patentee after: Fujian Julong Construction Engineering Co.,Ltd. Address before: 224600 Yancheng City District, Jiangsu Province Zhang Shui county, Zhang Ji Community Industrial Park Patentee before: Liu Juhua |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Straightening mechanism of derusting and straightening paint machine for building steel pipe Effective date of registration: 20210519 Granted publication date: 20130619 Pledgee: Fujian Jin Channel Financing Guarantee Co.,Ltd. Pledgor: Fujian Julong Construction Engineering Co.,Ltd. Registration number: Y2021980003781 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220627 Granted publication date: 20130619 Pledgee: Fujian Jin Channel Financing Guarantee Co.,Ltd. Pledgor: Fujian Julong Construction Engineering Co.,Ltd. Registration number: Y2021980003781 |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130619 |