CN203738561U - Grinding equipment used for grinding inner convex welding spots of alloy pipe - Google Patents
Grinding equipment used for grinding inner convex welding spots of alloy pipe Download PDFInfo
- Publication number
- CN203738561U CN203738561U CN201420072224.9U CN201420072224U CN203738561U CN 203738561 U CN203738561 U CN 203738561U CN 201420072224 U CN201420072224 U CN 201420072224U CN 203738561 U CN203738561 U CN 203738561U
- Authority
- CN
- China
- Prior art keywords
- grinding
- connecting rod
- conveying device
- alloy pipe
- bull stick
- 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
Links
- 238000000227 grinding Methods 0.000 title claims abstract description 37
- 229910045601 alloy Inorganic materials 0.000 title abstract description 20
- 239000000956 alloy Substances 0.000 title abstract description 20
- 238000003466 welding Methods 0.000 title abstract description 5
- 238000007789 sealing Methods 0.000 claims abstract description 4
- 244000309464 bull Species 0.000 claims description 17
- 239000012809 cooling fluid Substances 0.000 claims description 16
- 229910000679 solder Inorganic materials 0.000 claims description 16
- 238000003801 milling Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 6
- 230000033001 locomotion Effects 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000000110 cooling liquid Substances 0.000 abstract 5
- 238000010586 diagram Methods 0.000 description 3
- 238000004939 coking Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003082 abrasive agent Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Landscapes
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model discloses grinding equipment used for grinding inner convex welding spots of an alloy pipe. The grinding equipment comprises a rotation device, a cooling liquid conveying device, a grinding tool rotation driving device, abrasive-provided grinding brushes, a rotation rod and a connecting rod. The first end of the rotation rod is connected with the grinding tool rotation driving device, the second end of the rotation rod is connected with the first end of the connecting rod, the cooling liquid conveying device is arranged at the connecting position of the rotation rod and the connecting rod, a clamping disk of the rotation device clamps the first end of the alloy pipe with the inner convex welding spots, and the second end of the alloy pipe is arranged on a top disk of the cooling liquid conveying device. A bearing is installed in the cooling liquid conveying device, the alloy pipe is in taper sealing contact with the top disk of the cooling liquid conveying device, the connecting rod stretches into the alloy pipe in a telescopic mode, the abrasive-provided grinding brushes are installed on the connecting rod, the rotation device drives the alloy pipe, the grinding tool rotation driving device drives the grinding brushes, and the alloy pipe and the grinding brushes move face to face so as to grind the inner convex welding spots of the alloy pipe.
Description
Technical field
The utility model relates to field of heat exchange equipment, in particular to a kind of for grinding the milling apparatus of compo pipe convex solder joint.
Background technology
In pyrolysis furnace, other heating furnace and heat transmission equipment, there is the situation that may deposit impurity in the medium of heating, easily coking or fluid have thicker laminar flow layer in flowing, there is the defects such as the thermal efficiency is not high, tube wall coking, this just requires heat exchanger tube to have higher heat transfer property, and requires medium in pipe to try one's best evenly along the temperature of caliber direction.Therefore for strengthening the heat transfer effect of heat exchanger tube, inside pipe wall adopts the heat exchanger tube with enhanced heat transfer component.There is at present plum tube, there is the cracking tube of helical fin and strengthen twisted slice tube etc.
Plum tube inwall rolls out the straight fins of the plum blossom-shaped with some, and fin can effectively increase the specific area of boiler tube heat exchange, thereby increases the caloric receptivity of boiler tube.But because the manufacturing process of this boiler tube is rolling boiler tube, quincunx fin and boiler tube are a roll forming, therefore make the structure of boiler tube, the shape of fin is restricted.
Applicant, in the process addressing the above problem, has proposed to form by surfacing at compo pipe inwall the scheme of enhanced heat transfer component, but how the solder joint of the high temperature alloy inside pipe wall of completion of processing has been ground to the problem that need solve that is still.
Utility model content
It is a kind of for grinding the milling apparatus of compo pipe convex solder joint that the utility model provides, in order to overcome at least one problem existing in prior art.
For achieving the above object, it is a kind of for grinding the milling apparatus of compo pipe convex solder joint that the utility model provides, it comprises: whirligig, cooling fluid conveying device, grinding tool rotating driving device, band abrasive lapping brush, bull stick and connecting rod, wherein, the first end of bull stick is connected with grinding tool rotating driving device, grinding tool rotating driving device drives the motion of bull stick circumferential and axial, the second end of bull stick is connected with the first end of connecting rod, cooling fluid conveying device is arranged on the junction of bull stick and connecting rod, on whirligig, be provided with chuck, chuck is for clamping the first end of the compo pipe with convex solder joint, the second end of compo pipe is arranged in taking over a business of cooling fluid conveying device, cooling fluid conveying device inside is provided with bearing, taking over a business of compo pipe and cooling fluid conveying device contacts for taper sealing, connecting rod telescopically stretches in compo pipe, at least one band abrasive lapping brush is arranged on connecting rod, whirligig drives compo pipe, grinding tool rotating driving device drives band abrasive lapping brush, both move toward one another, alloy pipe convex solder joint grinds.
Optionally, the second end of bull stick and the first end of connecting rod are for being threaded.
Optionally, band abrasive lapping brush is made by grinding-material and brush silk.
Optionally, bearing is stainless steel ball bearing.
In the above-described embodiments, utilize combination material brush and high temperature alloy pipes relative rotary motion, the convex solder joint that high temperature alloy inside pipe wall surfacing is formed carries out polish-brush, by the oxide removal in high temperature alloy pipes, and high temperature alloy inside pipe wall is polished, roughness improves the fineness of tube wall, more than can reach 3.2Ra.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 be an embodiment of the utility model for grinding the milling apparatus schematic diagram of compo pipe convex solder joint.
The specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not paying the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Fig. 1 be an embodiment of the utility model for grinding the milling apparatus schematic diagram of compo pipe convex solder joint.As shown in the figure, this milling apparatus comprises: whirligig 1, cooling fluid conveying device 3, grinding tool rotating driving device 4, band abrasive lapping brush 5, bull stick 7 and connecting rod 8, wherein, the first end of bull stick 7 is connected with grinding tool rotating driving device 4, grinding tool rotating driving device 4 drives bull stick 7 circumferential and axial motions, the second end of bull stick 7 be connected with the first end of connecting rod 8 (as being threaded), cooling fluid conveying device 3 is arranged on the junction of bull stick 7 and connecting rod 8, on whirligig 1, be provided with chuck, chuck is for clamping the first end A of the compo pipe 2 with convex solder joint, the second end B of compo pipe 2 is arranged in taking over a business of cooling fluid conveying device 3, cooling fluid conveying device 3 inside are provided with bearing (as stainless steel ball bearing), taking over a business of compo pipe 2 and cooling fluid conveying device 3 contacts for taper sealing, at least one band abrasive lapping brush 5 is arranged on connecting rod, when butt welding point is ground, by grinding tool rotating driving device 4, connecting rod 8 is moved forward to the position, A end of compo pipe 2, whirligig 1 and grinding tool rotating driving device 4 clockwise or rotate counterclockwise simultaneously, driving compo pipe 2 and at least one band abrasive lapping brush 5 to rotate in opposite directions alloy pipe 2 convex solder joints grinds, form enhanced heat transfer component.
In the specific implementation, above-mentioned band abrasive lapping brush is made by grinding-material and brush silk.When preparing abrasive lapping brush, selected grinding-material and the combination of brush silk are prepared.In a specific embodiment, abrasive lapping is brushed with two kinds of specification: φ 2.5 * 80 orders and φ 0.8 * 240 order, φ 2.5 * 80 order abrasive lappings brushes are contained in the root of connecting rod, φ 0.8 * 240 order abrasive lapping brush be arranged on φ 2.5 * 80 order abrasive lappings brushes after.
For example, when grinding, start whirligig, angular speed is 15～30 turn/min, and direction of rotation is for turning clockwise; Start grinding tool rotating driving device, direction of rotation is that rotating speed is 160～240 turn/min clockwise, after grinding tool rotating driving device starts, then the running gear of opening grinding tool rotating driving device, feed is 2mm/min; And start cooling fluid conveying device, if flow is 25～35m
3/ min, pressure is 1MPa, the abrasive material of grinding is washed away, and polish-brush is played to cooling effect.
In the above-described embodiments, utilize combination material brush and high temperature alloy pipes relative rotary motion, the convex solder joint that high temperature alloy inside pipe wall surfacing is formed carries out polish-brush, by the oxide removal in high temperature alloy pipes, and high temperature alloy inside pipe wall is polished, roughness improves the fineness of tube wall, more than can reach 3.2Ra.
One of ordinary skill in the art will appreciate that: accompanying drawing is the schematic diagram of an embodiment, the module in accompanying drawing or flow process might not be that enforcement the utility model is necessary.
One of ordinary skill in the art will appreciate that: the module in the device in embodiment can be described and be distributed in the device of embodiment according to embodiment, also can carry out respective change and be arranged in the one or more devices that are different from the present embodiment.The module of above-described embodiment can be merged into a module, also can further split into a plurality of submodules.
Finally it should be noted that: above embodiment only, in order to the technical solution of the utility model to be described, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record previous embodiment is modified, or part technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of the utility model embodiment technical scheme.
Claims (4)
1. one kind for grinding the milling apparatus of compo pipe convex solder joint, it is characterized in that, comprise: whirligig, cooling fluid conveying device, grinding tool rotating driving device, band abrasive lapping brush, bull stick and connecting rod, wherein, the first end of described bull stick is connected with described grinding tool rotating driving device, described grinding tool rotating driving device drives described bull stick circumferential and axial motion, the second end of described bull stick is connected with the first end of described connecting rod, described cooling fluid conveying device is arranged on the junction of described bull stick and described connecting rod, on described whirligig, be provided with chuck, described chuck is for clamping the first end of the compo pipe with convex solder joint, the second end of described compo pipe is arranged in taking over a business of described cooling fluid conveying device, described cooling fluid conveying device inside is provided with bearing, taking over a business of described compo pipe and described cooling fluid conveying device contacts for taper sealing, described connecting rod telescopically stretches in described compo pipe, at least one described band abrasive lapping brush is arranged on described connecting rod, described whirligig drives described compo pipe, described grinding tool rotating driving device drives described band abrasive lapping brush, both move toward one another, described compo pipe convex solder joint is ground.
2. milling apparatus according to claim 1, is characterized in that, the second end of described bull stick with the first end of described connecting rod for being threaded.
3. milling apparatus according to claim 1, is characterized in that, described band abrasive lapping brush is made by grinding-material and brush silk.
4. milling apparatus according to claim 1, is characterized in that, described bearing is stainless steel ball bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420072224.9U CN203738561U (en) | 2014-02-19 | 2014-02-19 | Grinding equipment used for grinding inner convex welding spots of alloy pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420072224.9U CN203738561U (en) | 2014-02-19 | 2014-02-19 | Grinding equipment used for grinding inner convex welding spots of alloy pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203738561U true CN203738561U (en) | 2014-07-30 |
Family
ID=51338424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420072224.9U Expired - Lifetime CN203738561U (en) | 2014-02-19 | 2014-02-19 | Grinding equipment used for grinding inner convex welding spots of alloy pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203738561U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104999276A (en) * | 2015-07-10 | 2015-10-28 | 中国人民解放军第五七〇六工厂 | Cutting and coping device for welding spots on inner wall of deep cylinder-shaped part |
| CN111604806A (en) * | 2020-06-02 | 2020-09-01 | 常州科泽机电有限公司 | Planetary gear box gear set grinding running-in machine |
-
2014
- 2014-02-19 CN CN201420072224.9U patent/CN203738561U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104999276A (en) * | 2015-07-10 | 2015-10-28 | 中国人民解放军第五七〇六工厂 | Cutting and coping device for welding spots on inner wall of deep cylinder-shaped part |
| CN111604806A (en) * | 2020-06-02 | 2020-09-01 | 常州科泽机电有限公司 | Planetary gear box gear set grinding running-in machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Two road 100012 Beijing city Chaoyang District high tech Industrial Park, No. 1. Patentee after: CHINA HUANQIU CONTRACTING & ENGINEERING Co.,Ltd. Patentee after: JIANGSU JIUBAOLIAN INDUSTRY CO.,LTD. Address before: Two road 100012 Beijing city Chaoyang District high tech Industrial Park, No. 1. Patentee before: China Huanqiu Contracting & Engineering Corp. Patentee before: JIANGSU JIUBAOLIAN INDUSTRY CO.,LTD. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140730 |