CN87210798U - Isobar type rail gas-welding machine - Google Patents
Isobar type rail gas-welding machine Download PDFInfo
- Publication number
- CN87210798U CN87210798U CN 87210798 CN87210798U CN87210798U CN 87210798 U CN87210798 U CN 87210798U CN 87210798 CN87210798 CN 87210798 CN 87210798 U CN87210798 U CN 87210798U CN 87210798 U CN87210798 U CN 87210798U
- Authority
- CN
- China
- Prior art keywords
- acetylene
- oxygen
- pressure
- gas
- rail
- 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.)
- Expired - Lifetime
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- Pressure Welding/Diffusion-Bonding (AREA)
Abstract
The utility model relates to a balanced pressure rail gas press welding machine, belonging to the welding equipment, particularly the welding equipment for rail joints. The utility model comprises a welding mechanism, a holding mechanism and a pushing-protruding mechanism. The welding mechanism is composed of an oxygen and acetylene balanced pressure gas path, a gas mixing chamber, and a mixing cavity. The holding mechanism and the pushing-protruding mechanism are controlled by liquid pressure.
Description
The utility model is to belong to welding equipment, particularly the special welding equipment of rail joint.
Mostly the welding equipment of rail joint is the jet absorption type welding equipment at present, and this quality than the joint of aluminothermic process welded rails increases, but flame instability in the welding process has influenced welding quality; In addition, the metal of the unnecessary part in weld bond place is removed in the also handy gas welding of postwelding, inefficiency, and also presentation quality is also bad.
The purpose of this utility model is exactly at the problems referred to above, designs flame stabilization in a kind of welding process, and welding quality is good, the equal pressure gas pressure welding of rail machine of high efficiency.
The purpose of this utility model is achieved in that the utility model comprises welding mechanism, clamps, and pushes away protruding mechanism, and the heater 3 in the welding mechanism has vertical straight fire jetting hole 37 towards rail 10.Its major technique feature is: clamp, push away protruding mechanism and comprise binding clasp 1, binding clasp 11, bearing 8, levelling device 6, clamping cylinder 2, upset oil cylinder 9, push broach oil cylinder 7, binding clasp 1 links into an integrated entity with bearing 8 by guide rod 5, the cylinder body of upset oil cylinder 9 (or piston) is fixedly connected with bearing 8, has the binding clasp 11 and the levelling device 6 that can move along guide rod 5 on the piston of upset oil cylinder 9 (or cylinder body); The inboard of binding clasp 1, binding clasp 11 has horizontal clamp 20, clamp 20 is fixedly connected with the cylinder body (or piston) of the clamping cylinder on the clamping body 23 2, have in the levelling device 6 with the identical composite blade 26 of rail 10 profiles, composite blade 28, welding mechanism comprises heater 3, gas hybrid gun 4, pressure gas channel such as oxygen, acetylene, heater 3 has mixed air vessel 31, tilts towards the oblique fire jetting hole 36 of rail 10, and heater 3 is connected by pressure gas channels such as gas hybrid gun 4 same oxygen, acetylene.
Better align for making between the rail, reliable clamping can be at binding clasp 1, and the inside front of binding clasp 11 is provided with location-plate 13, with clamp 20 corresponding clamping bodies 23 on be provided with the pad 19; Stressed even for making on the contact surface between the rail, can be symmetrical arranged 5, two symmetrical upset oil cylinders 9 of four guide pegs.Heater 3 can move along guide rod 5, the cooling water chamber 32 that has the gas in cooling and mixing air chamber 31, the mixture pipe 35 in the heater body 33, levelling device 6 can be made into left levelling device 27, right levelling device 30, left levelling device 27, right levelling device 30 have the composite blade 26 identical with the profile of rail 10, composite blade 28 respectively.Composite blade group 26, composite blade group 28 is driven by push broach oil cylinder 7 respectively.
During use, at first by binding clasp 1, binding clasp 11 clamps rail respectively, and then, 9 actions of upset oil cylinder make binding clasp 11 move along guide rod 5, rail joint is produced respectively give stress; Open acetylene control valve 40 again, oxygen regulating valve 43 makes oxygen, acetylene through pressure gas channels such as peroxide, acetylene pass through hybrid chamber 38, mixture pipe 35, mixed air vessel 31 again, lights oxygen, acetylene gaseous mixture, heating rail joint place.After the welding, 7 actions of push broach oil cylinder make composite blade 26 respectively, composite blade 28 contact rail surfaces, and 9 actions of upset oil cylinder make composite blade 26, the excess metal at composite blade 28 excision rail joint places, this has just finished a welding processing process of this device.
The utility model is compared with prior art and is had the following advantages:
1. welding quality is good: owing to adopt the welding of equal pressure gas, welding flame is stable, and has adopted oblique fire jetting hole 36, rail 10 surfaces are heated evenly, have guaranteed welding quality, owing to use composite blade 26, excess metal after the composite blade 28 excision welding, the outward appearance at rail joint place is good.
2. high efficiency, bonding machine of the present utility model makes it service working time and greatly reduces owing to adopt hydraulic clamp.
3. simple in structure, welding machine of the present utility model is that cooling water chamber 32 is set in heater body 33, and existing cooling system is water pump for example, water tank, and pipelines etc. can omit.
Fig. 1 is the oblique view of the utility model welding machine.
1 binding clasp, 2 clamping cylinders, 3 heaters, 4 gas hybrid guns, 5 guide rods, 6 levelling devices, 7 push broach oil cylinders, 8 bearings, 9 upset oil cylinders, 10 rail, 11 binding clasps, 12 nuts, 13 location-plates.
Fig. 2 is the elevation of the utility model welding machine.
14 attachment screws, 15 piston rods, 16 attachment screws, 17 adpting flanges.
Fig. 3 is the left view of the utility model welding machine,
18 screws, 19 pads, 20 clamps, 21 piston rods, 22 screws, 23 clamping bodies.
Fig. 4 is the A-A sectional view of levelling device 6.
The piston of 24 push broach oil cylinders, 25 trip bolts, 26 composite blades, 27 left levelling devices, 28 composite blades, 29 trip bolts, 30 right levelling devices.
Fig. 5 is the B-B sectional view of heater 3,
31 mixed air vessel, 32 cooling water chambers, 33 heater body, 34 hybrid gun Connection Blocks, 35 mixture pipes, 36 oblique fire jetting holes, 37 straight fire jetting holes.
Fig. 6 is the structural representation of gas hybrid gun,
38 hybrid chambers, 39 acetylene passages, 40 acetylene control valves, 41 acetylene belt lacings, 42 oxygen belt joints, 43 oxygen regulating valves, 44 rifle bodies, 45 plate washers, 46 oxygen channels, 47 connectors, 48 gas nozzle bodies, 49 holes, 50 binding nuts, 51 joints.
Fig. 7 is the schematic diagram of pressure gas channels such as oxygen, acetylene,
52 pressure meters, 53 choke valves, 54 flow meters, 55 pressure meters, 56 one way valves, 57 reducing valve, 58 one way valves, 59 pressure meters, 60 reducing valve, 61 flow meters, 62 choke valves, 63 pressure meters, 64 pressure-regulating valves.
Fig. 8 is a welding machine user mode schematic diagram of the present utility model,
65 welding machine main bodys, 66 hydraulic control panels, 67 oxygen, the isobaric gas path device of acetylene, 68 acetylene gas bottles, 69 oxygen cylinders, 70 hydraulic power units.
Embodiment:
Gas hybrid gun 4 comprises hybrid chamber 38, rifle body 44, oxygen channel 46, acetylene passage 39, joint 51, one end of rifle body 44 is parallel with oxygen belt joint 42, acetylene belt lacing 41 has control valve 43 respectively on oxygen belt joint 42, the acetylene belt lacing 41, control valve 40, has corresponding oxygen channel 46 in the rifle body 44, acetylene passage 39, oxygen channel 46, acetylene passage 39 are respectively by connector 47, the hole 49 of gas nozzle body 48 communicates with the hybrid chamber 38 in the joint 51, and joint 51 is fixed on the rifle body 44 by binding nut 50.
Oxygen, the isobaric gas of acetylene is by the oxygen control system, acetylene control system and pressure Adjustment System constitute.Oxygen control system: the pressure meter 52 of connecting successively, choke valve 53 flow meters 54, reducing valve 57, pressure meter 55, one way valve 56; Acetylene control system: the pressure meter 63 of connecting successively, choke valve 62, flow meter 61, reducing valve 60, pressure meter 59, one way valve 58; The pressure Adjustment System: control valve 64 one ends link to each other with oxygen intake, and its other end is simultaneously with reducing valve 57, and reducing valve 60 links to each other.
Claims (4)
1, a kind of equal pressure gas pressure welding of rail machine, comprise welding mechanism, clamp, push away protruding mechanism, heater 3 in the welding mechanism has vertical straight fire jetting hole 37 towards rail 10, it is characterized in that clamping, push away protruding mechanism and comprise that binding clasp 1, binding clasp 11, bearing 8, levelling device 6, clamping cylinder 2, upset oil cylinder 9, push broach oil cylinder 7, binding clasp 1 link into an integrated entity with ground seat 8 by guide rod 5, have the binding clasp 11 and the levelling device 6 that can move along guide rod 5 on the piston of upset oil cylinder 9 (or cylinder body); Binding clasp 1, the inboard of binding clasp 11 have horizontal clamp 20 respectively, and clamp 20 is fixedly connected with the cylinder body (or piston) of the clamping cylinder on the clamping body 23 2, have in the levelling device 6 with the identical composite blade 26 of rail 10 profiles, composite blade 28; Welding mechanism comprises heater 3, and gas hybrid gun 4, oxygen, pressure gas channels such as acetylene, heater 3 have mixed air vessel 31, tilt towards the oblique fire jetting hole 36 of rail 10, and heater 3 is connected by pressure gas channels such as gas hybrid gun 4 same oxygen, acetylene.
2, a kind of equal pressure rail gas welding machine according to claim 1, it is characterized in that gas hybrid gun 4 comprises hybrid chamber 38, rifle body 44, oxygen channel 46, acetylene passage 39, joint 51, one end of rifle body 44 is parallel with oxygen belt joint 42, acetylene belt lacing 41, oxygen belt joint 42, acetylene belt lacing 41 has oxygen regulating valve 43 respectively, acetylene control valve 40, has corresponding oxygen channel 46 in the rifle body 44, acetylene passage 39, oxygen channel 46, acetylene passage 39 communicates with the hybrid chamber 38 in the joint 51 by the hole 49 of connector 47 gas nozzle bodies respectively, and joint 51 is fixed on the rifle body 44 by binding nut 50.
3, a kind of equal pressure rail gas welding machine according to claim 1, it is characterized in that pressure gas channels such as oxygen, acetylene are by the oxygen control system, the acetylene control system, and the pressure Adjustment System constitutes, oxygen control system: the pressure meter 52 of connecting successively, choke valve 53, flow meter 54, pressure valve 57, pressure meter 55, one way valve 56; Acetylene control system: the pressure meter 63 of connecting successively, choke valve 62, flow meter 61, reducing valve 60, pressure meter 59, one way valve 58; The pressure Adjustment System: control valve 64 one ends link to each other with oxygen intake, and its other end is simultaneously with reducing valve 57, and reducing valve 60 links to each other.
4, a kind of equal pressure gas pressure welding of rail machine according to claim 1, what it is characterized in that heater body 33 has a cooling water chamber 32.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87210798 CN87210798U (en) | 1987-12-04 | 1987-12-04 | Isobar type rail gas-welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87210798 CN87210798U (en) | 1987-12-04 | 1987-12-04 | Isobar type rail gas-welding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN87210798U true CN87210798U (en) | 1988-08-10 |
Family
ID=4825697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 87210798 Expired - Lifetime CN87210798U (en) | 1987-12-04 | 1987-12-04 | Isobar type rail gas-welding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN87210798U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100395073C (en) * | 2002-01-29 | 2008-06-18 | 攀枝花钢铁有限责任公司钢铁研究院 | Control method of mobile steel rail pneumatic welding machine and its used equipment |
| CN1907629B (en) * | 2006-08-25 | 2010-12-15 | 中国铁道科学研究院金属及化学研究所 | Rail air pressure welding equipment and method of using the same |
| CN102773614A (en) * | 2012-08-06 | 2012-11-14 | 沈阳铁路局科学技术研究所 | Medium frequency induction welding method of rail |
| CN108620706A (en) * | 2018-05-14 | 2018-10-09 | 广东迈诺工业技术有限公司 | A kind of electrical autocontrol crimping soldering method |
| CN111206464A (en) * | 2020-01-13 | 2020-05-29 | 詹良蓉 | Railway hydraulic steel rail stretcher |
-
1987
- 1987-12-04 CN CN 87210798 patent/CN87210798U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100395073C (en) * | 2002-01-29 | 2008-06-18 | 攀枝花钢铁有限责任公司钢铁研究院 | Control method of mobile steel rail pneumatic welding machine and its used equipment |
| CN1907629B (en) * | 2006-08-25 | 2010-12-15 | 中国铁道科学研究院金属及化学研究所 | Rail air pressure welding equipment and method of using the same |
| CN102773614A (en) * | 2012-08-06 | 2012-11-14 | 沈阳铁路局科学技术研究所 | Medium frequency induction welding method of rail |
| CN108620706A (en) * | 2018-05-14 | 2018-10-09 | 广东迈诺工业技术有限公司 | A kind of electrical autocontrol crimping soldering method |
| CN111206464A (en) * | 2020-01-13 | 2020-05-29 | 詹良蓉 | Railway hydraulic steel rail stretcher |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| IP01 | Partial invalidation of patent right |
Decision date of declaring invalidation: 19910909 Decision number of declaring invalidation: 158 |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |