CN112808902B - Accurate welding set of reinforcing bar for construction - Google Patents
Accurate welding set of reinforcing bar for construction Download PDFInfo
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- CN112808902B CN112808902B CN202011572158.8A CN202011572158A CN112808902B CN 112808902 B CN112808902 B CN 112808902B CN 202011572158 A CN202011572158 A CN 202011572158A CN 112808902 B CN112808902 B CN 112808902B
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- steel bars
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F15/00—Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire
- B21F15/02—Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire wire with wire
- B21F15/06—Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire wire with wire with additional connecting elements or material
- B21F15/08—Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire wire with wire with additional connecting elements or material making use of soldering or welding
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention discloses a precise welding device for reinforcing steel bars for building construction, which comprises a working table plate, wherein a supporting leg is fixedly arranged at the bottom end of the working table plate, a supporting device is fixedly arranged at the top end of the working table plate, a round hole is formed in the surface of the supporting device, a layer of rubber ferrule is fixedly adhered to the surface of the inner wall of the round hole, a mounting seat is fixedly arranged at the top end of the working table plate, a fixing sleeve is integrally formed at the top end of the mounting seat, a clamping assembly is fixedly arranged in the fixing sleeve, an elastic assembly is detachably arranged at one end of the clamping assembly, and a fixing structure is detachably arranged at the other end of the elastic assembly. According to the invention, the clamping assembly, the elastic assembly and the fixing structure are arranged, under the cooperation of the three components, the deformation of the spring and the elastic rope is utilized to drive the clamping plate to clamp and stabilize the steel bar, and the larger the deformation of the spring and the elastic rope is, the larger the force applied by the clamping plate to the steel bar is, so that the stability of the steel bar during running is ensured.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a steel bar accurate welding device for building construction.
Background
The steel bar welding is to use electric welding equipment to axially lengthen or cross-connect the steel bars, the welding quality of the steel bars is related to the weldability of the steel bars and the welding process, the weldability is related to alloy elements such as carbon, manganese, titanium and the like of the steel bars, the electric welding process comprises welding parameters and operation level, and the common steel bar welding method comprises the following steps: flash butt welding: two sections of welded steel bars are contacted by a butt welding machine, after the steel bars are heated to a certain temperature to be softened by a strong current with low voltage, the steel bars are axially pressurized and upset-forged to form a butt welding joint, the steel bars are axially lengthened, the flash butt welding is divided into continuous flash welding and flash preheating flash welding according to a butt welding process, the flash welding is used for welding large-diameter steel bars, and the prestressed steel bars are welded by the welding; arc welding: the welding machine is used for generating high-temperature electric arc between the welding rod and the welding piece, the welding piece in the combustion range of the welding rod and the electric arc is melted, and a joint or a welding line is formed after solidification, and the joint type of the reinforced arc welding comprises: lap joints (single-sided or double-sided), butt joints (single-sided or double-sided), split joints (flat or vertical).
It still has some drawbacks in practical use, such as:
when the device is used, because the device can generate small-range deflection when the device is used for welding two steel bars, however, because the small-range deflection finally can influence the welding quality between the two steel bars, the contact area between the two steel bars can not be completely overlapped, the joint degree between the steel bars is further reduced, the normal practicability of the later stage of the steel bars is influenced, and the bearing force of the welding part of the steel bars is also reduced.
Disclosure of Invention
In order to overcome the defects in the prior art, the embodiment of the invention provides a precise welding device for reinforcing steel bars for building construction, which is characterized in that a clamping assembly, an elastic assembly and a fixing structure are arranged, under the cooperation of the three components, the deformation of a spring and an elastic rope is utilized to drive a clamping plate to clamp and stabilize the reinforcing steel bars, and the larger the deformation of the spring and the elastic rope is, the larger the force applied by the clamping plate to the reinforcing steel bars is, so that the stability of the reinforcing steel bars during running is ensured, the problem that the dislocation of the reinforcing steel bars is offset is avoided, the processing quality is improved, and the problems in the background art are solved.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a accurate welding set of reinforcing bar for construction, includes the work platen, the bottom fixed mounting of work platen has the supporting leg, the top fixed mounting of work platen has strutting arrangement, round hole has been seted up to strutting arrangement's surface, the inner wall surface fixed bonding of round hole has the one deck rubber lasso, the top fixed mounting of work platen has the mount pad, the top of mount pad is formed with fixed sleeve in an organic whole, fixed sleeve's inside fixed mounting has the clamping component, the one end demountable installation of clamping component has the elastic component, the other end demountable installation of elastic component has fixed knot to construct;
the clamping assembly comprises a fixed supporting plate, a notch is formed in the surface of the fixed supporting plate, a positioning pin is movably sleeved on the inner wall of the notch, a clamping plate is mounted at the other end of the positioning pin in an embedded mode, and a damping telescopic rod is mounted on the outer surface of the clamping plate in an embedded mode;
the elastic assembly comprises a fixed block, a first elastic rope is fixedly arranged at the other end of the fixed block, a telescopic spring is fixedly arranged at the other end of the first elastic rope, a second elastic rope is fixedly arranged at the other end of the telescopic spring through a fixed square, and a winding rope is wound on the surface of the fixed block;
the fixing structure comprises a first set of tight plates, a fixed block is fixedly arranged on the surface of the first set of tight plates, a second set of tight plates are detachably arranged at the other end of the first set of tight plates, locking bolts are arranged on the surface threads of the first set of tight plates, and locking nuts are arranged on the surface threads of the locking bolts.
In a preferred embodiment, the circle center of the round hole and the circle center of the fixed sleeve are on the same horizontal line, the inner wall surfaces of the round hole are smooth, and the thickness of the rubber sleeve ranges from one millimeter to three millimeters.
In a preferred embodiment, the clamping assembly, the elastic assembly and the fixing structure are respectively located inside the fixing sleeve from left to right.
In a preferred embodiment, the other end of the fixed support plate extends to the inside of the fixed sleeve, the length value of the notch is larger than that of the clamping plate, and the positioning pin is embedded and installed through the surface of the fixed support plate and the inside of the positioning pin.
In a preferred embodiment, the overall shape of the clamping plate is L-shaped, the shorter end of the clamping plate forms an included angle of eighty-five degrees to seventy degrees with the longer end, a plurality of anti-slip wear-resistant balls are sequentially bonded on the inner side of the shorter end of the clamping plate from top to bottom, the inclination angle of the damping telescopic rod is thirty degrees to forty-five degrees, and two ends of the damping telescopic rod are respectively connected with two ends of the clamping plate.
In a preferred embodiment, the outer surface of the telescopic spring is uniformly coated with a layer of anti-corrosion paint material, and the surface of the telescopic spring is smooth.
In a preferred embodiment, the number of the winding ropes is a plurality, the plurality of the winding ropes are distributed on the surface of the fixed block through polar shafts, and the other ends of the winding ropes are connected with the surface of the first elastic rope.
In a preferred embodiment, the overall shape of the first and second set of fastening plates is tapered, and the overall shape of the first and second set of fastening plates is the same.
In a preferred embodiment, the inner wall surface of the lock nut is uniformly coated with a layer of low-concentration lubricating oil, the thickness of the sponge sleeve (the thickness range of the sponge sleeve is two millimeters to four millimeters, and the inner wall surface of the sponge sleeve is smooth, and the surface of the fixing block is provided with a threaded through hole matched with the surface of the lock bolt.
The invention has the technical effects and advantages that:
1. according to the invention, the clamping assembly, the elastic assembly and the fixing structure are arranged, under the cooperation of the three components, the deformation of the spring and the elastic rope is utilized to drive the clamping plate to clamp and stabilize the steel bar, and the larger the deformation of the spring and the elastic rope is, the larger the force applied by the clamping plate to the steel bar is, so that the stability of the steel bar during running is ensured, the bad problem that the dislocation of the steel bar is offset is avoided, and the processing quality is improved;
2. according to the invention, by arranging the damping telescopic rod, the clamping plate and the wear-resistant anti-slip ball, the shape and the elasticity of the clamping plate are utilized, so that the damping telescopic rod can provide additional protection lifting force for the clamping plate when the clamping plate applies force to the reinforcing steel bar to reach the deformation limit of the clamping plate, the rigidity of the clamping plate is increased under the condition that the elasticity of the clamping plate is not affected, the practical value of the device is improved, the defect that the clamping plate breaks is avoided, and the elasticity of the wear-resistant anti-slip ball also provides a layer of elastic protection effect for the clamping plate;
3. the clamping assembly and the fixing structure are matched with each other, and the elastic deformation of the sponge sleeve is utilized, so that the device can be adapted to reinforcing steel bars with different cross section diameters, the adaptation range of the device is further improved, meanwhile, the elastic effect of a plurality of groups of structures is utilized, and the welding operation of stably pushing and limiting the reinforcing steel bars can be performed on the premise of not scratching the surface of the reinforcing steel bars, so that the working quality of the device is further improved.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present invention.
FIG. 2 is a schematic view of the clamping assembly, spring assembly and securing structure of the present invention.
Fig. 3 is an enlarged schematic view of the structure of fig. 2 a according to the present invention.
Fig. 4 is a perspective assembly view of the clamping assembly, spring assembly and securing structure of the present invention.
Fig. 5 is an enlarged schematic view of the structure of fig. 4B according to the present invention.
The reference numerals are: 1. a work platen; 2. support legs; 3. a support device; 4. a round hole; 5. a rubber ferrule; 6. a mounting base; 7. a fixed sleeve; 8. a clamping assembly; 81. a fixed support plate; 82. a notch; 83. a positioning pin; 84. a clamping plate; 85. damping telescopic rod; 9. an elastic component; 91. a fixed block; 92. a first elastic cord; 93. a telescopic spring; 94. a second elastic cord; 95. winding ropes; 10. a fixed structure; 101. a first tightening plate; 102. a fixed block; 103. a second tightening plate; 104. a locking bolt; 105. a lock nut; 106. a sponge sleeve.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The accurate welding device for the reinforcing steel bars for building construction comprises a working table plate 1, wherein supporting legs 2 are fixedly arranged at the bottom end of the working table plate 1, a supporting device 3 is fixedly arranged at the top end of the working table plate 1, a round hole 4 is formed in the surface of the supporting device 3, a layer of rubber ferrule 5 is fixedly adhered to the surface of the inner wall of the round hole 4, an installation seat 6 is fixedly arranged at the top end of the working table plate 1, a fixing sleeve 7 is integrally formed at the top end of the installation seat 6, a clamping assembly 8 is fixedly arranged in the fixing sleeve 7, an elastic assembly 9 is detachably arranged at one end of the clamping assembly 8, and a fixing structure 10 is detachably arranged at the other end of the elastic assembly 9;
the clamping assembly 8 comprises a fixed supporting plate 81, a notch 82 is formed in the surface of the fixed supporting plate 81, a positioning pin 83 is movably sleeved on the inner wall of the notch 82, a clamping plate 84 is mounted on the other end of the positioning pin 83 in an embedded mode, and a damping telescopic rod 85 is mounted on the outer surface of the clamping plate 84 in an embedded mode;
the elastic assembly 9 comprises a fixed block 91, a first elastic rope 92 is fixedly arranged at the other end of the fixed block 91, an extension spring 93 is fixedly arranged at the other end of the first elastic rope 92, a second elastic rope 94 is fixedly arranged at the other end of the extension spring 93 through a fixed square, and a winding rope 95 is wound on the surface of the fixed block 91;
the fixing structure 10 comprises a first set of fastening plates 101, a fixing block 102 is fixedly arranged on the surface of the first set of fastening plates 101, a second set of fastening plates 103 are detachably arranged at the other end of the first set of fastening plates 101, locking bolts 104 are arranged on the surface threads of the first set of fastening plates 101, and locking nuts 105 are arranged on the surface threads of the locking bolts 104.
The centre of a circle of round hole 4 is in same horizontal line with the centre of a circle of fixed sleeve 7, and the inner wall surface of round hole 4 is all smooth, the thickness value range of rubber sleeve 5 is one millimeter to three millimeters, clamping component 8, elastic component 9 and fixed knot construct 10 respectively from left to right are located the inside of fixed sleeve 7, the other end of fixed backup pad 81 extends to the inside of fixed sleeve 7, and the length value of notch 82 is greater than the length value of clamping plate 84, and locating pin 83 runs through the surface of fixed backup pad 81 and the inside mosaic installation of locating pin 83, the overall shape of clamping plate 84 is the type L shape, and the shorter one end of clamping plate 84 is with longer being eighty five degrees to seventy degrees contained angles, the inboard from the top down of the one end of clamping plate 84 has a plurality of anti-skidding antifriction balls in proper order, the inclination of damping telescopic link 85 is thirty degrees to forty five degrees, and the both ends of damping telescopic link 85 are connected with the both ends of clamping plate 84 respectively, the surface department of telescopic spring 93 evenly coats one deck anticorrosive paint material, and the surface 105 of telescopic spring 93 runs through the surface and the inside of locating pin 83 is inlayed the installation, the equal to the inner wall surface of two-layer 106 millimeter, the equal thickness of sponge wall surface 106 is equipped with the equal to the smooth surface of the equal thickness of the sponge nut of 106, and the equal surface of the inner wall surface of 106 mm is equipped with four millimeter, and the surface of the equal thickness of the surface of 106.
Referring to fig. 3 of the specification, the number of the winding ropes 95 is a plurality, the winding ropes 95 are distributed on the surface of the fixed block 91 through polar axes, and the other end of each winding rope 95 is connected with the surface of the first elastic rope 92.
The implementation mode specifically comprises the following steps: utilize twine rope 95 to further link together fixed block 91 and first elastic rope 92 for first elastic rope 92 is when being stretched, is difficult for fixed block 91 to break away from, and then has guaranteed the fixity between fixed block 91 and the first elastic rope 92, has further increased the practicality of the device.
Referring specifically to fig. 4 of the specification, the overall shape of the first fastening plate 101 and the second fastening plate 103 is conical, and the overall shape of the first fastening plate 101 and the second fastening plate 103 is identical.
The implementation mode specifically comprises the following steps: the combined shape of the first tightening plate 101 and the second tightening plate 102 is in a similar cone shape, so that when the steel bars are inserted into the two tightening plates, the steel bars are inserted more tightly under the action of the sponge sleeve 106, and the stability of the steel bars in fixing is further ensured.
The working principle of the invention is as follows:
the first step: first the operator normally assembles the various components of the device and then normally starts the device.
And a second step of: the operator inserts one reinforcing steel bar into the supporting device 3 from the round hole 4 under the action of the rubber ferrule 5, connects and inserts the two supporting devices 3, adopts the existing machinery to fix the ends of the reinforcing steel bars, further ensures the fixity of the reinforcing steel bars, then sleeves the ends of the other reinforcing steel bars into the sponge sleeve 106 under the elastic action of the sponge sleeve 106, then sleeves the first tightening plate 101 and the second tightening plate 103 on the surface of the sponge sleeve 106 under the action of the locking bolt 104 and the locking nut 105, and enables the reinforcing steel bars to extend out of the outlets of the first tightening plate 101 and the second tightening plate 102 for three cm to five cm, at the moment, heats and melts the opposite ends of the two reinforcing steel bars so as to facilitate the later welding work, and when the reinforcing steel bars are melted to a certain extent for fusion welding, the reinforcing steel bars in the fixing sleeve 7 are rapidly pushed by adopting the existing device, until one end of the reinforcing steel bar is abutted against and attached to the melting part of the other reinforcing steel bar, the reinforcing steel bar is cooled down after being mutually melted, and then a firm welding head is formed, when the existing device is adopted to push the reinforcing steel bar in the fixing sleeve 7, the head end of the reinforcing steel bar starts to drive the first tightening plate 101 and the second tightening plate 103 to advance towards one end close to the supporting device 3 under the pushing of power until the first tightening plate 101 and the second tightening plate 103 are abutted against the tail end of the fixing sleeve 7 matched with the first tightening plate 101 and the second tightening plate 103, meanwhile, the second elastic ropes 94 on the surfaces of the first tightening plate 101 and the second tightening plate 102 stretch to a side length and drive the telescopic springs 93 to stretch to a side length, and then drive the first elastic ropes 92 to stretch to a side length, at the moment, one end of the clamping plate 84 at the tail end is driven by the first elastic ropes 92 to rotate in the notch 82 in the fixing support plate 81 under the action of the positioning pin 83, until one end surface of the clamping plate 84 is attached to and abutted against the surface of the steel bar, at this time, when the stretching amount of the first elastic rope 92, the telescopic spring 93 and the second elastic rope 94 is larger, the rotating force applied to the clamping plate 84 is larger, so that the steel bar is tighter, the stability of the steel bar in advancing is further ensured, and the welding work flow of the two steel bars is finally completed.
And a third step of: the operator first closes the device normally, then checks whether the fixity between the various components of the device is normal, and then replaces and repairs the parts inside the device that are more subject to aging and wear.
The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;
secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
finally: the foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (8)
1. The utility model provides an accurate welding set of reinforcing bar for construction, includes work platen (1), the bottom fixed mounting of work platen (1) has supporting leg (2), the top fixed mounting of work platen (1) has strutting arrangement (3), round hole (4) have been seted up on the surface of strutting arrangement (3), the inner wall fixed surface of round hole (4) bonds there is one deck rubber lasso (5), its characterized in that: the automatic clamping device is characterized in that an installation seat (6) is fixedly arranged at the top end of the workbench plate (1), a fixed sleeve (7) is integrally formed at the top end of the installation seat (6), a clamping assembly (8) is fixedly arranged in the fixed sleeve (7), an elastic assembly (9) is detachably arranged at one end of the clamping assembly (8), and a fixing structure (10) is detachably arranged at the other end of the elastic assembly (9);
the clamping assembly (8) comprises a fixed supporting plate (81), a notch (82) is formed in the surface of the fixed supporting plate (81), a positioning pin (83) is movably sleeved on the inner wall of the notch (82), a clamping plate (84) is mounted on the other end of the positioning pin (83) in an embedded mode, and a damping telescopic rod (85) is mounted on the outer surface of the clamping plate (84) in an embedded mode;
the elastic assembly (9) comprises a first fixed block (91), a first elastic rope (92) is fixedly arranged at one end of the first fixed block (91), an expansion spring (93) is fixedly arranged at the other end of the first elastic rope (92), and a second elastic rope (94) is fixedly arranged at the other end of the expansion spring (93) through a fixed square;
the fixing structure (10) comprises a first set of tightening plates (101), wherein a second fixing block (102) is fixedly arranged on the surface of the first set of tightening plates (101), a second set of tightening plates (103) are detachably arranged at one end of the first set of tightening plates (101), locking bolts (104) are arranged on the surface threads of the first set of tightening plates (101), and locking nuts (105) are arranged on the surface threads of the locking bolts (104);
the number of the winding ropes (95) is a plurality, one ends of the winding ropes (95) are distributed on the surface of the first fixed block (91) through polar shafts, and the other ends of the winding ropes (95) are connected with the surface of the first elastic rope (92).
2. The precise welding device for reinforcing steel bars for building construction according to claim 1, wherein: the circle center of the round hole (4) and the circle center of the fixed sleeve (7) are positioned on the same horizontal line, the surface of the inner wall of the round hole (4) is smooth, and the thickness value range of the rubber ferrule (5) is one millimeter to three millimeters.
3. The precise welding device for reinforcing steel bars for building construction according to claim 1, wherein: the clamping assembly (8), the elastic assembly (9) and the fixing structure (10) are respectively positioned inside the fixing sleeve (7) from left to right.
4. The precise welding device for reinforcing steel bars for building construction according to claim 1, wherein: one end of the fixed supporting plate (81) extends to the inside of the fixed sleeve (7), the length value of the notch (82) is smaller than that of the clamping plate (84), and the locating pin (83) penetrates through the surface of the fixed supporting plate (81) and is embedded and installed in the clamping plate (84).
5. The precise welding device for reinforcing steel bars for building construction according to claim 1, wherein: the overall shape of clamping plate (84) is class L shape, and clamping plate (84) shorter one end is eighty-five degrees to seventy degrees contained angle with longer one end, a plurality of anti-skidding wear balls have been glued in proper order from the top down to clamping plate (84) shorter one end inboard, damping telescopic link (85) inclination is thirty degrees to forty-five degrees, and the both ends of damping telescopic link (85) are connected with clamping plate (84) both ends respectively.
6. The precise welding device for reinforcing steel bars for building construction according to claim 1, wherein: the outer surface of the telescopic spring (93) is uniformly coated with a layer of anti-corrosion paint material, and the surface of the telescopic spring (93) is smooth.
7. The precise welding device for reinforcing steel bars for building construction according to claim 1, wherein: the overall shape of the first set of fastening plates (101) and the second set of fastening plates (103) is similar to a cone, and the overall shape of the first set of fastening plates (101) and the second set of fastening plates (103) is the same.
8. The precise welding device for reinforcing steel bars for building construction according to claim 1, wherein: the inner wall surface of lock nut (105) evenly coats and has one deck low concentration lubricating oil, and first tight board (101) of cover and second tight board (103) cup joint under lock bolt (104) and lock nut (105) the surface at sponge sleeve (106), and the thickness value range of sponge sleeve (106) is two millimeters to four millimeters, and the inner wall surface department of sponge sleeve (106) is smooth, the screw thread through-hole with lock bolt (104) surface looks adaptation has been seted up to the surface of fixed block two (102).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011572158.8A CN112808902B (en) | 2020-12-27 | 2020-12-27 | Accurate welding set of reinforcing bar for construction |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011572158.8A CN112808902B (en) | 2020-12-27 | 2020-12-27 | Accurate welding set of reinforcing bar for construction |
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| CN112808902A CN112808902A (en) | 2021-05-18 |
| CN112808902B true CN112808902B (en) | 2023-04-25 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US10124437B2 (en) * | 2013-08-19 | 2018-11-13 | Covidien Lp | Laser welding of nickel titanium alloys |
| CN108237509A (en) * | 2016-12-27 | 2018-07-03 | 天津艾佰克科技有限公司 | A kind of cycle wheel process equipment |
| CN210703302U (en) * | 2019-08-19 | 2020-06-09 | 海南凌峰机电科技有限公司 | Welding positioning clamping tool |
| CN210450749U (en) * | 2019-09-12 | 2020-05-05 | 江苏金力弹簧科技有限公司 | Automatic feeding device of spring machine |
| CN110576285B (en) * | 2019-09-17 | 2021-11-05 | 安徽尚绿精谷网络科技有限公司 | Steel bar butt welder for building construction |
| CN212217593U (en) * | 2020-05-21 | 2020-12-25 | 内蒙古工业大学 | Welding fixture convenient to operate by one hand |
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Inventor after: Yong Ming Inventor after: Pan Yong Inventor after: Zhang Lei Inventor after: Guo Xinliang Inventor before: Guo Xinliang |
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Effective date of registration: 20230406 Address after: 518107 Floor 21, Building B, Zhongji Low orbit Satellite IoT Industrial Park, Keneng Road, Dongkeng Community, Fenghuang Street, Guangming District, Shenzhen, Guangdong Applicant after: CHINA CONSTRUCTION SECOND ENGINEERING BUREAU Co.,Ltd. Address before: 225000 No. 88, South University Road, Jiangsu, Yangzhou Applicant before: Guo Xinliang |
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