CN111760933A - Flame correction device and correction method - Google Patents
Flame correction device and correction method Download PDFInfo
- Publication number
- CN111760933A CN111760933A CN202010678250.6A CN202010678250A CN111760933A CN 111760933 A CN111760933 A CN 111760933A CN 202010678250 A CN202010678250 A CN 202010678250A CN 111760933 A CN111760933 A CN 111760933A
- Authority
- CN
- China
- Prior art keywords
- flame
- correction
- support frame
- fixedly connected
- nozzle
- 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
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D1/00—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P6/00—Restoring or reconditioning objects
Abstract
The invention discloses a flame correction device and a correction method, relates to the technical field of steel member deformation correction, and particularly relates to a flame correction device which comprises a communicating pipe, wherein the bottom of the communicating pipe is fixedly connected with a gas distribution pipe, the bottom of the gas distribution pipe is fixedly connected with a flame nozzle, the left end of the gas distribution pipe is movably sleeved with a sliding block, a support frame is movably sleeved inside the sliding block, the top of the sliding block is movably sleeved with a lead screw, the lead screw is sleeved on the top of the support frame in a threaded manner, and the top of the lead screw is fixedly connected with a first hand wheel. This flame correcting unit and correction method, through setting up a plurality of flame nozzles, when carrying out flame correction, can select to open the flame nozzle of different quantity simultaneously and rectify according to the size difference in correction area, shortened the required time of single flame nozzle, very big improvement the efficiency of correction for can accomplish many people's work load alone, reduced the cost of labor.
Description
Technical Field
The invention relates to the technical field of deformation correction of steel members, in particular to a flame correction device and a flame correction method.
Background
Flame straightening refers to heating with a flame at a suitable location of the deforming member,the cold shrinkage stress generated after cooling is utilized to correct the deformation, and the heated steel is used to correct the deformation with the value of 1.2 × 105The linear expansion coefficient of the film was elongated in each direction at/. degree.C, and when the film was cooled to the original temperature, the film contracted to the original unheated length and was 1.48 × 106The feature that the shrinkage rate at/deg.C is further reduced to make it shorter than the original length after shrinkage, the deformed member is flame-heated at a suitable position, and after cooling, a large cold-shrinkage stress is generated, thereby achieving the purpose of correcting the deformation.
The existing flame correction device is characterized in that a worker holds a flame gun to heat and correct the deformation part of a steel member, the existing flame gun only has one flame nozzle, the correction efficiency is slow when large-area deformation correction is carried out, meanwhile, the worker holds the flame gun to heat and correct, the distance between the flame gun and the steel member is difficult to master, the heating of all parts of the steel member is uneven easily, the correction quality is affected, and therefore the flame correction device and the correction method are provided.
Disclosure of Invention
In view of the deficiencies of the prior art, the present invention provides a flame calibration device and a calibration method, which solve the problems mentioned in the background art.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a flame correcting unit, includes communicating pipe, the bottom fixedly connected with gas distribution pipe of communicating pipe, gas distribution pipe's bottom fixedly connected with flame nozzle, the slider has been cup jointed in gas distribution pipe's left end activity, the support frame has been cup jointed in the inside activity of slider, the lead screw has been cup jointed in the top activity of slider, the lead screw thread cup joints the top at the support frame, the first hand wheel of top fixedly connected with of lead screw, the rear portion fixedly connected with backup pad of support frame, the top of backup pad articulates there is the telescopic link, the top of telescopic link articulates there is the connecting block, connecting block fixed connection is in the bottom of communicating pipe.
Optionally, the left end of the communicating pipe bends downwards, the right end of the communicating pipe is fixedly connected with a handle, a control valve is fixedly mounted at the top of the handle, and an air inlet pipe is fixedly connected at the right end of the handle.
Optionally, the bottom of the flame nozzle is conical, the number of the flame nozzles is five and the flame nozzles are distributed at equal intervals, and an opening and closing valve is fixedly installed on the front face of the flame nozzle.
Optionally, the shape of support frame is the rectangle, the support frame symmetric distribution is in the both sides of gas-distributing pipe, the front of support frame is provided with the scale mark, the bottom fixed mounting of support frame has the gyro wheel.
Optionally, an inner loop bar is sleeved on the inner portion of the telescopic link in a movable mode, a threaded rod is sleeved on the inner thread of the inner loop bar, an umbrella-shaped wheel is fixedly connected to the outer portion of the threaded rod, a second hand wheel is meshed to the right side of the umbrella-shaped wheel, and the right side of the second hand wheel extends to the outer portion of the telescopic link.
The invention also comprises a flame correction device correction method which is completed based on the flame correction device and specifically comprises the following steps:
the height of the flame nozzle is adjusted, the first hand wheel is rotated to drive the screw to rotate, the sliding block is made to move up and down along the supporting frame, the height of the bottom of the flame nozzle from the steel plate is judged according to scale marks on the supporting frame, and a proper correction height is selected.
And secondly, adjusting the angle of the flame nozzle, rotating the second hand wheel to drive the umbrella-shaped wheel to rotate, driving the threaded rod to rotate by the umbrella-shaped wheel, enabling the inner loop rod to move up and down along the threaded rod, pushing the communicating pipe and the gas distribution pipe to rotate by utilizing the inner loop rod, and further adjusting the angle of the flame nozzle to enable the flame nozzle to be in a vertical state.
And thirdly, selecting the number of the flame nozzles according to the size of the correction area, and turning on and off the valves to close the flame nozzles which are not required to be opened.
And fourthly, ignition correction, turning the control valve to switch on gas, then igniting at the flame nozzle, and then pushing the flame nozzle to move forwards slowly along the area needing correction for correction.
The invention provides a flame correction device and a flame correction method, which have the following beneficial effects:
1. this flame correcting unit and correction method, through setting up a plurality of flame nozzles, when carrying out flame correction, can select to open the flame nozzle of different quantity simultaneously and rectify according to the size difference in correction area, shortened the required time of single flame nozzle, very big improvement the efficiency of correction for can accomplish many people's work load alone, reduced the cost of labor.
2. According to the flame correction device and the correction method, the support frames are arranged at the two ends of the gas distribution pipe, the first hand wheel is rotated to drive the screw rod to rotate, the screw rod drives the sliding block to move up and down along the support frames, the distance from the bottom of the flame nozzle to the steel plate is judged according to the scale marks on the support frames, the distance between the flame nozzle and the steel plate is reduced when the steel plate is thick, workers can adjust conveniently according to the thickness of the steel plate, and the correction efficiency and the correction quality are improved.
3. According to the flame correction device and the correction method, by arranging the telescopic rod, the second hand wheel is rotated to drive the umbrella-shaped wheel to rotate, then the umbrella-shaped wheel drives the threaded rod to rotate, the inner sleeve rod moves up and down along the threaded rod, the inner sleeve rod is used for pushing the communicating pipe to move up and down, and further the gas distribution pipe is driven to rotate, so that the angle of the flame nozzle is conveniently adjusted, the flame nozzle is in a vertical state, the heating efficiency of the steel plate is improved, and the energy waste is avoided.
Drawings
FIG. 1 is a schematic view of the front structure of the present invention;
FIG. 2 is a schematic view of the structure of the rear of the present invention;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is a front view of the present invention;
fig. 5 is a schematic structural view of the telescopic rod of the present invention.
In the figure: 1. a communicating pipe; 2. a handle; 3. a control valve; 4. an air inlet pipe; 5. a gas distributing pipe; 6. a flame nozzle; 7. opening and closing the valve; 8. a slider; 9. a support frame; 10. a lead screw; 11. a first hand wheel; 12. a roller; 13. a support plate; 14. a telescopic rod; 15. an inner loop bar; 16. a threaded rod; 17. an umbrella-shaped wheel; 18. a second hand wheel; 19. and (4) connecting the blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1 to 5, the present invention provides a technical solution: a flame correcting device comprises a communicating pipe 1, the left end of the communicating pipe 1 bends downwards, the right end of the communicating pipe 1 is fixedly connected with a handle 2, the top of the handle 2 is fixedly provided with a control valve 3, the control valve 3 is arranged, the rotary control valve 3 can control the on-off of gas and the size of air inflow, flame can be conveniently controlled during flame correction, the waste of resources caused by long-time flame injection is avoided, the right end of the handle 2 is fixedly connected with an air inlet pipe 4, the bottom of the communicating pipe 1 is fixedly connected with a gas distribution pipe 5, the bottom of the gas distribution pipe 5 is fixedly connected with flame nozzles 6, the bottoms of the flame nozzles 6 are conical, the number of the flame nozzles 6 is five and distributed at equal intervals, the front of the flame nozzles 6 is fixedly provided with an on-off valve 7, through the arrangement of a plurality of flame nozzles 6, when flame correction is carried out, different numbers of flame nozzles 6 can be selected to be, the time required by a single flame nozzle 6 is shortened, the correction efficiency is greatly improved, the workload of a plurality of people can be completed by one person, the labor cost is reduced, the slider 8 is sleeved at the left end of the gas distribution pipe 5 in a movable manner, the support frame 9 is sleeved at the inner part of the slider 8 in a movable manner, the support frame 9 is rectangular, the support frame 9 is symmetrically distributed at two sides of the gas distribution pipe 5, scale marks are arranged on the front surface of the support frame 9, through the scale marks, the height of the flame nozzle 6 from a steel plate is conveniently and accurately mastered by a worker, when the bottom of the flame nozzle 6 is contacted with the steel plate, the bottom of the slider 8 is just positioned at the bottommost end of the scale marks, the roller 12 is fixedly arranged at the bottom of the support frame 9, the lead screw 10 is sleeved at the top of the slider 8 in a movable manner, the lead screw 10, the two ends of the gas distributing pipe 5 are provided with the supporting frames 9, the first hand wheel 11 is rotated to drive the screw rod 10 to rotate, the slider 8 is driven by the screw rod 10 to move up and down along the supporting frames 9, the distance from the bottom of the flame nozzle 6 to the steel plate is judged according to the scale marks on the supporting frames 9, the distance between the flame nozzle 6 and the steel plate is reduced when the steel plate is thick, the adjustment of workers according to the thickness of the steel plate is facilitated, the improvement of the correction efficiency and the correction quality are facilitated, the rear part of the supporting frames 9 is fixedly connected with the supporting plate 13, the top of the supporting plate 13 is hinged with the telescopic rod 14, the inner sleeve rod 15 is movably sleeved inside the telescopic rod 14, the threaded rod 16 is sleeved on the inner thread of the inner sleeve rod 15, the umbrella-shaped wheel 17 is fixedly connected outside the threaded rod 16, the second hand wheel 18 is meshed, through setting up telescopic link 14, rotatory second hand wheel 18 drives umbelliform wheel 17 and rotates, it rotates to drive threaded rod 16 by umbelliform wheel 17 again, make inner loop pole 15 reciprocate along threaded rod 16, utilize inner loop pole 15 to promote communicating pipe 1 and reciprocate, and then drive gas-distributing pipe 5 and rotate, conveniently adjust flame nozzle 6's angle, make flame nozzle 6 be in vertical state, improve the efficiency that the steel sheet is heated, avoid the waste of energy, telescopic link 14's top articulates there is connecting block 19, connecting block 19 fixed connection is in the bottom of communicating pipe 1.
The invention also comprises a flame correction device correction method which is completed based on the flame correction device and specifically comprises the following steps:
firstly, the height of the flame nozzle 6 is adjusted, a first hand wheel 11 is rotated to drive a lead screw 10 to rotate, so that a sliding block 8 moves up and down along a supporting frame 9, the height of the bottom of the flame nozzle 6 from a steel plate is judged according to scale marks on the supporting frame 9, and a proper correction height is selected.
Adjusting the angle of the flame nozzle 6, rotating the second hand wheel 18 to drive the umbrella-shaped wheel 17 to rotate, then driving the threaded rod 16 to rotate by the umbrella-shaped wheel 17, so that the inner loop bar 15 moves up and down along the threaded rod 16, pushing the communicating pipe 1 and the gas distribution pipe 5 to rotate by using the inner loop bar 15, and further adjusting the angle of the flame nozzle 6 to enable the flame nozzle 6 to be in a vertical state.
Thirdly, selecting the number of the flame nozzles 6 according to the size of the correction area, and turning the opening and closing valve 7 to close the flame nozzles 6 which do not need to be opened.
Fourthly, ignition correction, turning the control valve 3 on the gas, then ignition is performed at the flame nozzle 6, and then correction is performed by pushing the flame nozzle 6 to move forward slowly along the area to be corrected.
In conclusion, when the flame correcting device is used, firstly, the first hand wheel 11 is rotated to drive the screw rod 10 to rotate, the slide block 8 is enabled to move up and down along the support frame 9, the height from the bottom of the flame nozzle 6 to the steel plate is judged according to the scale marks on the support frame 9, the proper correcting height is selected, then, the second hand wheel 18 is rotated to drive the umbrella-shaped wheel 17 to rotate, then, the umbrella-shaped wheel 17 drives the threaded rod 16 to rotate, the inner sleeve rod 15 is enabled to move up and down along the threaded rod 16, the inner sleeve rod 15 is utilized to push the communicating pipe 1 and the gas distributing pipe 5 to rotate, further, the angle of the flame nozzle 6 is adjusted, the flame nozzle 6 is enabled to be in a vertical state, the number of the flame nozzles 6 is selected according to the size of a correcting area, the opening and closing valve 7 is rotated to close the flame nozzles 6 which do not need to be opened, finally, the control valve 3 is rotated to, and (4) finishing.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (6)
1. A flame correcting device comprises a communicating pipe (1), and is characterized in that: the bottom fixedly connected with gas distribution pipe (5) of communicating pipe (1), the bottom fixedly connected with flame nozzle (6) of gas distribution pipe (5), slider (8) have been cup jointed in the left end activity of gas distribution pipe (5), support frame (9) have been cup jointed in the inside activity of slider (8), lead screw (10) have been cup jointed in the top activity of slider (8), lead screw (10) screw thread cup joints the top at support frame (9), the first hand wheel (11) of top fixedly connected with of lead screw (10), the rear portion fixedly connected with backup pad (13) of support frame (9), the top of backup pad (13) articulates there is telescopic link (14), the top of telescopic link (14) articulates there is connecting block (19), connecting block (19) fixed connection is in the bottom of communicating pipe (1).
2. A flame rectification device as set forth in claim 1 wherein: the left end of communicating pipe (1) is crooked downwards, the right-hand member fixedly connected with handle (2) of communicating pipe (1), the top fixed mounting of handle (2) has control valve (3), the right-hand member fixedly connected with intake pipe (4) of handle (2).
3. A flame rectification device as set forth in claim 1 wherein: the bottom of the flame nozzle (6) is conical, the number of the flame nozzles (6) is five and the flame nozzles are distributed at equal intervals, and the front face of the flame nozzle (6) is fixedly provided with an opening and closing valve (7).
4. A flame rectification device as set forth in claim 1 wherein: the shape of support frame (9) is the rectangle, support frame (9) symmetric distribution is in the both sides of gas-distributing pipe (5), the front of support frame (9) is provided with the scale mark, the bottom fixed mounting of support frame (9) has gyro wheel (12).
5. A flame rectification device as set forth in claim 1 wherein: inner loop pole (15) have been cup jointed in the inside activity of telescopic link (14), threaded rod (16) have been cup jointed to the internal thread of inner loop pole (15), the outside fixedly connected with umbelliform wheel (17) of threaded rod (16), the right side meshing of umbelliform wheel (17) has second hand wheel (18), the right side of second hand wheel (18) extends to the outside of telescopic link (14).
6. A flame arrester calibration method as claimed in claim 1, carried out on the basis of a flame arrester as claimed in any one of claims 1-5, comprising the steps of:
firstly, adjusting the height of a flame nozzle (6), rotating a first hand wheel (11) to drive a lead screw (10) to rotate, enabling a sliding block (8) to move up and down along a support frame (9), judging the height of the bottom of the flame nozzle (6) from a steel plate according to scale marks on the support frame (9), and selecting a proper correction height;
secondly, adjusting the angle of the flame nozzle (6), rotating a second hand wheel (18) to drive an umbrella-shaped wheel (17) to rotate, then driving a threaded rod (16) to rotate by the umbrella-shaped wheel (17), so that an inner loop bar (15) moves up and down along the threaded rod (16), pushing a communicating pipe (1) and a gas distribution pipe (5) to rotate by the inner loop bar (15), and further adjusting the angle of the flame nozzle (6) to enable the flame nozzle (6) to be in a vertical state;
thirdly, selecting the number of the flame nozzles (6) according to the size of the correction area, and turning the opening and closing valve (7) to close the flame nozzles (6) which do not need to be opened;
fourthly, ignition correction, turning the control valve (3) to switch on gas, then igniting at the flame nozzle (6), and then pushing the flame nozzle (6) to move forwards slowly along the area needing correction to correct.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010678250.6A CN111760933A (en) | 2020-07-15 | 2020-07-15 | Flame correction device and correction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010678250.6A CN111760933A (en) | 2020-07-15 | 2020-07-15 | Flame correction device and correction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111760933A true CN111760933A (en) | 2020-10-13 |
Family
ID=72725683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010678250.6A Pending CN111760933A (en) | 2020-07-15 | 2020-07-15 | Flame correction device and correction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111760933A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112958998A (en) * | 2021-03-23 | 2021-06-15 | 中国五冶集团有限公司 | Walking type flame correcting device |
| CN113389574A (en) * | 2021-07-14 | 2021-09-14 | 辽宁工程技术大学 | Liftable and rotatable automatic anchor spraying equipment and construction method thereof |
| CN113426848A (en) * | 2021-07-05 | 2021-09-24 | 张磊 | Correcting device is used in flexible operation's steel construction processing |
| CN116274482A (en) * | 2022-12-28 | 2023-06-23 | 常熟市常盛重工钢结构有限公司 | Steel structure flame straightening process |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008077537A1 (en) * | 2006-12-21 | 2008-07-03 | Linde Aktiengesellschaft | Device for flame straightening |
| CN202427762U (en) * | 2011-12-28 | 2012-09-12 | 中国海洋石油总公司 | Shape steel flame straightener |
| CN202494109U (en) * | 2012-01-18 | 2012-10-17 | 上海江南长兴重工有限责任公司 | Multi-head adjustable fire faucet |
| CN204276574U (en) * | 2014-11-12 | 2015-04-22 | 中船黄埔文冲船舶有限公司 | Three heat straightening cutting torches |
| CN209156762U (en) * | 2018-11-12 | 2019-07-26 | 四川玖固钢构制造有限公司 | A kind of flame correction device |
| CN210614886U (en) * | 2019-09-20 | 2020-05-26 | 上海振华重工(集团)股份有限公司 | High-efficient many nozzles formula flame orthotic devices |
| CN111408634A (en) * | 2020-04-30 | 2020-07-14 | 常州伟泰科技股份有限公司 | Sheet deformation flame leveling device and leveling method thereof |
-
2020
- 2020-07-15 CN CN202010678250.6A patent/CN111760933A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008077537A1 (en) * | 2006-12-21 | 2008-07-03 | Linde Aktiengesellschaft | Device for flame straightening |
| CN202427762U (en) * | 2011-12-28 | 2012-09-12 | 中国海洋石油总公司 | Shape steel flame straightener |
| CN202494109U (en) * | 2012-01-18 | 2012-10-17 | 上海江南长兴重工有限责任公司 | Multi-head adjustable fire faucet |
| CN204276574U (en) * | 2014-11-12 | 2015-04-22 | 中船黄埔文冲船舶有限公司 | Three heat straightening cutting torches |
| CN209156762U (en) * | 2018-11-12 | 2019-07-26 | 四川玖固钢构制造有限公司 | A kind of flame correction device |
| CN210614886U (en) * | 2019-09-20 | 2020-05-26 | 上海振华重工(集团)股份有限公司 | High-efficient many nozzles formula flame orthotic devices |
| CN111408634A (en) * | 2020-04-30 | 2020-07-14 | 常州伟泰科技股份有限公司 | Sheet deformation flame leveling device and leveling method thereof |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112958998A (en) * | 2021-03-23 | 2021-06-15 | 中国五冶集团有限公司 | Walking type flame correcting device |
| CN113426848A (en) * | 2021-07-05 | 2021-09-24 | 张磊 | Correcting device is used in flexible operation's steel construction processing |
| CN113389574A (en) * | 2021-07-14 | 2021-09-14 | 辽宁工程技术大学 | Liftable and rotatable automatic anchor spraying equipment and construction method thereof |
| CN116274482A (en) * | 2022-12-28 | 2023-06-23 | 常熟市常盛重工钢结构有限公司 | Steel structure flame straightening process |
| CN116274482B (en) * | 2022-12-28 | 2023-12-26 | 常熟市常盛重工钢结构有限公司 | Steel structure flame straightening process |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111760933A (en) | Flame correction device and correction method | |
| US4074996A (en) | Method of and apparatus for bending glass sheets | |
| US4217126A (en) | Method of and apparatus for press bending glass sheets | |
| CN113471623A (en) | Trimming treatment method for lithium battery diaphragm after heat setting | |
| CN207193352U (en) | A kind of axletree class tubing member weld seam destressing device | |
| CN111842549A (en) | Array type automobile part repairing device | |
| CN205904737U (en) | Arm horizontal adjusting device is held to square pipe clamp | |
| CN207824259U (en) | A kind of people's air defense doorframe production system | |
| CN115837552B (en) | Multi-station clamping and positioning device for welding outer tube column casing | |
| CN209259926U (en) | A kind of processing unit (plant) for the production of 3D glass cambered surface | |
| CN208035406U (en) | A kind of heating welding mechanism in PE standard machines | |
| CN116177856A (en) | Quartz crucible automatic feeding forming device | |
| CN109365792A (en) | Spray head integration module and its fountain water cooling plant of application | |
| CN205085182U (en) | Ring gear quenching deformation heat correcting unit | |
| CN212860390U (en) | Thermoforming device of polarizing film | |
| CN209532075U (en) | Spray head integration module and its fountain water cooling plant of application | |
| CN209223433U (en) | A kind of silent floor element solder preheating device | |
| CN109138373B (en) | Seam clamping device conveying mechanism for building decoration | |
| CN220005460U (en) | Welding shaping correcting device | |
| CN210148762U (en) | Plastic stud hot riveting machine | |
| CN218799762U (en) | Plasma numerical control cutting machine that easy panel was laid | |
| CN220196686U (en) | Multi-station sliding welding auxiliary device | |
| WO2018010323A1 (en) | Damper adjustment mechanism and oven apparatus | |
| CN213080229U (en) | Former steel sheet cutting device is used in steel construction manufacturing | |
| CN220388462U (en) | High iron plate welding fixture with adjustable length |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201013 |
|
| RJ01 | Rejection of invention patent application after publication |