CN110666330A - High-frequency pressure welding machine and high-frequency pressure welding process for steel bars - Google Patents
High-frequency pressure welding machine and high-frequency pressure welding process for steel bars Download PDFInfo
- Publication number
- CN110666330A CN110666330A CN201911121574.3A CN201911121574A CN110666330A CN 110666330 A CN110666330 A CN 110666330A CN 201911121574 A CN201911121574 A CN 201911121574A CN 110666330 A CN110666330 A CN 110666330A
- Authority
- CN
- China
- Prior art keywords
- clamp
- frequency
- steel bar
- upper clamp
- pressurizing mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 51
- 239000010959 steel Substances 0.000 title claims abstract description 51
- 238000003466 welding Methods 0.000 title claims abstract description 46
- 238000000034 method Methods 0.000 title claims abstract description 13
- 230000008569 process Effects 0.000 title claims abstract description 13
- 238000010438 heat treatment Methods 0.000 claims abstract description 30
- 230000007246 mechanism Effects 0.000 claims description 32
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 22
- 230000003014 reinforcing effect Effects 0.000 claims description 15
- 239000000110 cooling liquid Substances 0.000 claims description 10
- 239000002131 composite material Substances 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000002425 crystallisation Methods 0.000 claims description 3
- 230000008025 crystallization Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 5
- 239000000428 dust Substances 0.000 abstract description 5
- 230000004907 flux Effects 0.000 abstract description 5
- 239000002893 slag Substances 0.000 abstract description 5
- 239000000779 smoke Substances 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004021 metal welding Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/02—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating by means of a press ; Diffusion bonding
- B23K20/023—Thermo-compression bonding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K13/00—Welding by high-frequency current heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/26—Auxiliary equipment
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
Abstract
The invention relates to a high-frequency pressure welding machine and a high-frequency pressure welding process for steel bars, which consists of a fixed pressurizing clamp, a handheld high-frequency coil heating gun and a high-frequency generator, and has the following advantages in welding construction: the steel bar welding machine does not generate naked fire, does not generate smoke dust, does not generate welding slag, does not have current to pass through the steel bar, does not consume welding flux, ensures that the welding of the steel bar is safer and more environment-friendly, and saves the cost.
Description
Technical Field
The invention relates to the field of metal welding, in particular to steel bar welding.
Background
The main process of the current steel bar welding comprises the following steps: flash butt welding, arc welding, electroslag pressure welding, resistance spot welding and steel bar gas pressure welding, wherein the electroslag pressure welding is most widely applied. Electroslag pressure welding construction has the following disadvantages: the production of open fire, the production of smoke and dust, the production of welding slag, the risk of leakage of electricity through the steel bars and the consumption of welding flux. The invention can overcome the defect of electroslag pressure welding and finish the steel bar welding with higher efficiency and environmental protection.
Disclosure of Invention
In order to overcome the defects of the background art, the high-frequency pressure welding machine for the steel bars and the construction process of the high-frequency pressure welding process have the following advantages: the steel bar welding machine does not generate naked fire, does not generate smoke dust, does not generate welding slag, does not have current to pass through the steel bar, does not consume welding flux, ensures that the welding of the steel bar is safer and more environment-friendly, and saves the cost.
The technical scheme of the invention comprises the following steps: a fixed pressurizing clamp, a handheld high-frequency coil heating gun and a high-frequency generator; the fixed pressurizing clamp consists of a lower clamp, an upper clamp, a sliding rod and a pressurizing mechanism, wherein the lower clamp is used for clamping a lower reinforcing steel bar, the upper clamp is used for clamping an upper reinforcing steel bar, the lower clamp is fixed on the sliding rod, the upper clamp can slide on the sliding rod, and the pressurizing mechanism drives the upper clamp to slide on the sliding rod so as to pressurize or loosen the clamped reinforcing steel bar; the handheld high-frequency coil heating gun comprises a heating coil, a handle, a fixing bolt and an electric wire and cooling liquid composite pipe, wherein the heating coil is fixed on the handle, the fixing bolt is arranged on the handle and can be inserted into an insertion hole in a lower clamp, and the electric wire and cooling liquid composite pipe is used for connecting the heating coil and a high-frequency generator; the high-frequency generator is used for providing high-frequency current and cooling liquid for the handheld high-frequency coil heating gun.
The lower clamp is provided with a lower clamp rotating handle, and when the lower clamp rotating handle is rotated, the lower steel bar can be clamped or loosened; an upper clamp rotating handle is arranged on the upper clamp, and when the upper clamp rotating handle is rotated, the upper steel bar can be clamped or loosened; the pressurizing mechanism is provided with a pressurizing mechanism rotating handle and an upper clamp moving rod, gear transmission is arranged between the pressurizing mechanism rotating handle and the upper clamp moving rod, the upper clamp moving rod rotates when the pressurizing mechanism rotating handle is rotated, the upper clamp moving rod is in threaded connection with the upper clamp, and the upper clamp slides on the sliding rod when the upper clamp moving rod rotates, so that the upper reinforcing steel bar and the lower reinforcing steel bar are loosened or pressurized.
When the reinforcing bars are pressurized and fused together, ultrasonic vibration is applied to the upper reinforcing bar or the lower reinforcing bar, so that the improvement of the molten iron crystallization quality of the reinforcing bar joint is facilitated, and the strength of the joint is improved.
The high-frequency pressure welding process comprises the following steps:
1) clamping the lower steel bar by using a lower clamp;
2) clamping the upper reinforcing steel bar by using an upper clamp;
3) rotating the pressurizing mechanism to rotate the handle to enable the lower steel bars and the upper steel bars to be close together;
4) the handle is held by a high-frequency coil to heat and fix the electric torch on the lower clamp;
5) starting a high-frequency generator to heat the steel bar joint, holding the rotating handle of the pressurizing mechanism by a hand to maintain pressure of the steel bar joint in the heating process, obviously sensing by the hand holding the rotating handle of the pressurizing mechanism when the steel bar joint is melted, rotating the rotating handle of the pressurizing mechanism to weld the steel bars together, and then closing the high-frequency generator;
6) removing the handheld high-frequency coil heating gun;
7) and removing the fixed pressing clamp.
Through the technical scheme, the technical scheme of the invention has the beneficial effects that: the high-frequency pressure welding machine for the steel bars and the construction process of the high-frequency pressure welding process have the following advantages that: the steel bar welding machine does not generate naked fire, does not generate smoke dust, does not generate welding slag, does not have current to pass through the steel bar, does not consume welding flux, ensures that the welding of the steel bar is safer and more environment-friendly, and saves the cost.
Drawings
For a more clear description of the invention, reference will now be made to a high-frequency pressure welder for reinforcing bars, which is a schematic illustration of the present invention, and the following figures are only examples of the present invention, and it will be apparent to those skilled in the art that other figures can be obtained from the drawings provided without inventive effort.
FIG. 1 is a general schematic diagram of a steel bar high-frequency pressure welder:
a fixed pressurizing clamp 1, a handheld high-frequency coil heating gun 2 and a high-frequency generator 3.
FIG. 2 is a partial schematic view of a steel bar high-frequency pressure welder:
a fixed pressurizing clamp 1, a handheld high-frequency coil heating gun 2, a lower clamp 11, an upper clamp 12, a sliding rod 13, a pressurizing mechanism 14, a lower clamp rotating handle 111, an upper clamp rotating handle 121, a pressurizing mechanism rotating handle 141, an upper clamp moving rod 142, a heating coil 21, a handle 22, a fixed bolt 23 and an electric wire and cooling liquid composite pipe 24.
Detailed Description
Embodiment 1, as shown in fig. 1 and 2, the high frequency pressure welder for reinforcing bar of the present invention comprises: a fixed pressurizing clamp 1, a handheld high-frequency coil heating gun 2 and a high-frequency generator 3; the fixed pressurizing clamp 1 comprises a lower clamp 11, an upper clamp 12, a sliding rod 13 and a pressurizing mechanism 14, wherein the lower clamp 11 is used for clamping a lower reinforcing steel bar, the upper clamp 12 is used for clamping an upper reinforcing steel bar, the lower clamp 11 is fixed on the sliding rod 13, the upper clamp 12 can slide on the sliding rod 13, and the pressurizing mechanism 14 drives the upper clamp 12 to slide on the sliding rod 13 so as to pressurize or loosen the clamped reinforcing steel bar; the hand-held high-frequency coil heating gun 2 consists of a heating coil 21, a handle 22, a fixing bolt 23 and a wire and cooling liquid composite pipe 24, wherein the heating coil 21 is fixed on the handle 22, the fixing bolt 23 is arranged on the handle 22, the fixing bolt 23 can be inserted into an insertion hole on the lower clamp 11, and the wire and cooling liquid composite pipe 24 is used for connecting the heating coil 21 and the high-frequency generator 3; the high-frequency generator 3 is used for providing high-frequency current and cooling liquid for the handheld high-frequency coil heating gun 2.
Embodiment 2, as shown in fig. 2, the high frequency pressure welder for steel bars of the present invention, said lower clamp 11 has a lower clamp rotating handle 111, when the lower clamp rotating handle 111 is rotated, the lower steel bars can be clamped or loosened; an upper clamp rotating handle 121 is arranged on the upper clamp 12, and when the upper clamp rotating handle 121 is rotated, the upper steel bar can be clamped or loosened; the pressurizing mechanism 14 is provided with a pressurizing mechanism rotating handle 141 and an upper clamp moving rod 142, gear transmission is arranged between the pressurizing mechanism rotating handle 141 and the upper clamp moving rod 142, the upper clamp moving rod 142 rotates when the pressurizing mechanism rotating handle 141 is rotated, the upper clamp moving rod 142 is in threaded connection with the upper clamp 12, and the upper clamp 12 slides on the sliding rod 13 when the upper clamp moving rod 142 rotates, so that the upper reinforcing steel bar and the lower reinforcing steel bar are loosened or pressurized.
In embodiment 3, as shown in fig. 2, when the reinforcing bars are fused together by pressurization, ultrasonic vibration is applied to the upper reinforcing bar or the lower reinforcing bar, which is beneficial to improving the molten iron crystallization quality of the reinforcing bar joint, thereby improving the strength of the joint.
Example 4, as shown in fig. 1 and 2, the high frequency pressure welding process of the present invention comprises the steps of:
1) clamping the lower steel bar by a lower clamp 11;
2) clamping the upper reinforcement bar with the upper clamp 12;
3) rotating the pressurizing mechanism rotates the handle 141 so that the lower reinforcing steel bar and the upper reinforcing steel bar are close together;
4) the handle-held high-frequency coil heating gun 2 is fixed on the lower clamp 11;
5) starting the high-frequency generator 3 to heat the steel bar joint, holding the rotating handle 141 of the pressurizing mechanism by hands to maintain pressure of the steel bar joint in the heating process, when the steel bar joint is melted, obviously feeling by the hands holding the rotating handle 141 of the pressurizing mechanism, rotating the rotating handle 141 of the pressurizing mechanism to weld the steel bars together, and then closing the high-frequency generator 3;
6) removing the handheld high-frequency coil heating gun 2;
7) the stationary pressing jig 1 is removed.
Through the technical scheme, the technical scheme of the invention has the beneficial effects that: the high-frequency pressure welding machine for the steel bars and the construction process of the high-frequency pressure welding process have the following advantages that: the steel bar welding machine does not generate naked fire, does not generate smoke dust, does not generate welding slag, does not have current to pass through the steel bar, does not consume welding flux, ensures that the welding of the steel bar is safer and more environment-friendly, and saves the cost.
Those skilled in the art can make modifications or changes to the equivalent embodiments according to the technical contents disclosed above without departing from the technical solutions of the present invention, but any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention still fall within the scope of the technical solutions of the present invention.
Claims (4)
1. The invention relates to a high-frequency pressure welder for steel bars, which is characterized by comprising the following components: a fixed pressurizing clamp (1), a handheld high-frequency coil heating gun (2) and a high-frequency generator (3); the fixed pressurizing clamp (1) consists of a lower clamp (11), an upper clamp (12), a sliding rod (13) and a pressurizing mechanism (14), wherein the lower clamp (11) is used for clamping a lower reinforcing steel bar, the upper clamp (12) is used for clamping an upper reinforcing steel bar, the lower clamp (11) is fixed on the sliding rod (13), the upper clamp (12) can slide on the sliding rod (13), and the pressurizing mechanism (14) drives the upper clamp (12) to slide on the sliding rod (13) so as to pressurize or loosen the clamped reinforcing steel bar; the handheld high-frequency coil heating gun (2) comprises a heating coil (21), a handle (22), a fixing bolt (23) and an electric wire and cooling liquid composite pipe (24), wherein the heating coil (21) is fixed on the handle (22), the handle (22) is provided with the fixing bolt (23), the fixing bolt (23) can be inserted into an insertion hole in the lower clamp (11), and the electric wire and cooling liquid composite pipe (24) is used for connecting the heating coil (21) and the high-frequency generator (3); the high-frequency generator (3) is used for providing high-frequency current and cooling liquid for the handheld high-frequency coil heating gun (2).
2. The high-frequency pressure welder for reinforcing steel bars as claimed in claim 1, wherein said lower clamp (11) is provided with a lower clamp rotating handle (111) for clamping or unclamping the lower reinforcing steel bars when the lower clamp rotating handle (111) is rotated; an upper clamp rotating handle (121) is arranged on the upper clamp (12), and when the upper clamp rotating handle (121) is rotated, the upper steel bar can be clamped or loosened; the pressurizing mechanism (14) is provided with a pressurizing mechanism rotating handle (141) and an upper clamp moving rod (142), gear transmission is arranged between the pressurizing mechanism rotating handle (141) and the upper clamp moving rod (142), the upper clamp moving rod (142) rotates when the pressurizing mechanism rotating handle (141) is rotated, the upper clamp moving rod (142) is in threaded connection with the upper clamp (12), and the upper clamp (12) slides on the sliding rod (13) when the upper clamp moving rod (142) rotates, so that the upper reinforcing steel bars and the lower reinforcing steel bars are loosened or pressurized.
3. The high frequency pressure welder for reinforcing bars as claimed in claims 1 and 2, wherein when the reinforcing bars are fused together under pressure, ultrasonic vibration is applied to the upper reinforcing bar or the lower reinforcing bar, which is advantageous to improve the crystallization quality of molten iron of the reinforcing bar joint, thereby improving the strength of the joint.
4. A high-frequency pressure welding process of a high-frequency pressure welder for reinforcing steel bars according to claims 1 and 2, characterized by comprising the following steps:
1) clamping the lower steel bar by a lower clamp (11);
2) clamping the upper reinforcing steel bars by an upper clamp (12);
3) rotating the pressurizing mechanism to rotate the handle (141) to enable the lower steel bar and the upper steel bar to be close together;
4) the handle-held high-frequency coil heating gun (2) is fixed on the lower clamp (11);
5) starting the high-frequency generator (3) to heat the steel bar joint, holding the rotating handle (141) of the pressurizing mechanism by hands in the heating process to maintain pressure of the steel bar joint, when the steel bar joint is melted, obviously sensing by the hands holding the rotating handle (141) of the pressurizing mechanism, welding the steel bars together by rotating the rotating handle (141) of the pressurizing mechanism, and then closing the high-frequency generator (3);
6) removing the handheld high-frequency coil heating gun (2);
7) and removing the fixed pressing clamp (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911121574.3A CN110666330A (en) | 2019-11-15 | 2019-11-15 | High-frequency pressure welding machine and high-frequency pressure welding process for steel bars |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911121574.3A CN110666330A (en) | 2019-11-15 | 2019-11-15 | High-frequency pressure welding machine and high-frequency pressure welding process for steel bars |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110666330A true CN110666330A (en) | 2020-01-10 |
Family
ID=69087503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911121574.3A Pending CN110666330A (en) | 2019-11-15 | 2019-11-15 | High-frequency pressure welding machine and high-frequency pressure welding process for steel bars |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110666330A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115213548A (en) * | 2022-09-20 | 2022-10-21 | 中建六局华南建设有限公司 | Steel bar welding device for building construction |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2053963U (en) * | 1988-07-15 | 1990-03-07 | 石洪林 | Portable submerged-arc butt-welder for concrete iron |
| JP2000102883A (en) * | 1998-09-30 | 2000-04-11 | Mineichi Iwamoto | Jointing means of bar-like members |
| JP2000301355A (en) * | 1999-04-14 | 2000-10-31 | Shinei Sangyo Kk | Eutectic press-contacting method of same kind of metallic member and its eutoctic press-contacting device |
| JP2003117665A (en) * | 2001-08-09 | 2003-04-23 | Toyota Motor Corp | Method for ultrasonic pressure welding |
| JP2005177812A (en) * | 2003-12-19 | 2005-07-07 | Sumitomo Light Metal Ind Ltd | Tip for ultrasonic pressure welding, and ultrasonic pressure welding method using the tip |
| KR100594359B1 (en) * | 2005-12-16 | 2006-06-30 | (주)단건축사사무소 | Pressure welding machine for steel reinforcing rod of construction work |
| KR20110088965A (en) * | 2010-01-29 | 2011-08-04 | (주) 삼지 | Induction pressure welding apparatus |
| CN110076433A (en) * | 2019-06-12 | 2019-08-02 | 郭二波 | Reinforcing bar submerged arc flat welding process |
| CN210848773U (en) * | 2019-11-15 | 2020-06-26 | 莫崇规 | High-frequency pressure welder for reinforcing steel bars |
-
2019
- 2019-11-15 CN CN201911121574.3A patent/CN110666330A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2053963U (en) * | 1988-07-15 | 1990-03-07 | 石洪林 | Portable submerged-arc butt-welder for concrete iron |
| JP2000102883A (en) * | 1998-09-30 | 2000-04-11 | Mineichi Iwamoto | Jointing means of bar-like members |
| JP2000301355A (en) * | 1999-04-14 | 2000-10-31 | Shinei Sangyo Kk | Eutectic press-contacting method of same kind of metallic member and its eutoctic press-contacting device |
| JP2003117665A (en) * | 2001-08-09 | 2003-04-23 | Toyota Motor Corp | Method for ultrasonic pressure welding |
| JP2005177812A (en) * | 2003-12-19 | 2005-07-07 | Sumitomo Light Metal Ind Ltd | Tip for ultrasonic pressure welding, and ultrasonic pressure welding method using the tip |
| KR100594359B1 (en) * | 2005-12-16 | 2006-06-30 | (주)단건축사사무소 | Pressure welding machine for steel reinforcing rod of construction work |
| KR20110088965A (en) * | 2010-01-29 | 2011-08-04 | (주) 삼지 | Induction pressure welding apparatus |
| CN110076433A (en) * | 2019-06-12 | 2019-08-02 | 郭二波 | Reinforcing bar submerged arc flat welding process |
| CN210848773U (en) * | 2019-11-15 | 2020-06-26 | 莫崇规 | High-frequency pressure welder for reinforcing steel bars |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115213548A (en) * | 2022-09-20 | 2022-10-21 | 中建六局华南建设有限公司 | Steel bar welding device for building construction |
| CN115213548B (en) * | 2022-09-20 | 2022-12-02 | 中建六局华南建设有限公司 | Steel bar welding device for building construction |
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