CN203141323U - Sand-blasting machine for inner wall of steel pipe - Google Patents
Sand-blasting machine for inner wall of steel pipe Download PDFInfo
- Publication number
- CN203141323U CN203141323U CN 201320159033 CN201320159033U CN203141323U CN 203141323 U CN203141323 U CN 203141323U CN 201320159033 CN201320159033 CN 201320159033 CN 201320159033 U CN201320159033 U CN 201320159033U CN 203141323 U CN203141323 U CN 203141323U
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- sand
- steel pipe
- blasting machine
- blasting
- pipe
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Abstract
The utility model discloses a sand-blasting machine for an inner wall of a steel pipe. The sand-blasting machine comprises an adjusting mechanism, a sand-blasting device and a plurality of support mechanisms, wherein the adjusting mechanism comprises an adjusting frame, an adjusting seat and a slide block; the sand-blasting device comprises a sand supply pipe and a high-pressure collecting pipe; the adjusting seat is arranged on the adjusting frame and can move up and down; the slide block is arranged on the adjusting seat and driven by a cylinder to slide left and right; the sand supply pipe and the high-pressure collecting pipe are arranged on the adjusting seat, driven by the slide block to move back and forth, and supported by the support mechanisms; a plurality of sand blasting heads and guide positioning devices are sequentially arranged at the outlet end of the high-pressure collecting pipe; a plurality of sand control rollers are arranged below the high-pressure collecting pipe; and the outlet end of the sand supply pipe is communicated with each sand blasting head through a sand-supply and flow-equalize desander. The sand-blasting machine is simple and compact in structure, and high in reliability; no chemical agent and dust pollution is generated when equipment works; the demands of cleaning oxide skin at the inner wall of the steel pipe can be met; and the sand-blasting machine is especially suitable for treatment of the inner wall of a small-diameter steel pipe in which a shot blasting machine cannot work.
Description
Technical field
The utility model relates to steel inner surface treatment technical field, relates in particular to a kind of for the steel pipe inwall sand-blasting machine that oxide skin or the iron rust of inwall generation after steel pipe hot-working or the heat treatment are removed.
Background technology
Steel pipe is in hot rolling or heat treatment process, can form the fine and close covering that one deck is made up of metal oxide at inner surface, be commonly called as " firecoat ", the existence of this firecoat is handled the further processing of steel pipe and is caused significant impact, as in follow-up phosphatization, saponification, reaming and drawing are handled, easily firecoat is pressed into metal surface, not only can cause surface quality problems, in addition, hard firecoat can scratch internal mold, cause mould to damage or the fracture of interior tringle, accelerated the wearing and tearing of drawbench or punch.Therefore, before the steel pipe after hot rolling and the heat treatment enters aftertreatment technology, all to thoroughly remove its surperficial firecoat.
At present, domestic to the steel surface de-scaling except technology such as traditional pickling, shot-peening or ball blast, the processing that strips off the skin, also have emerging high-pressure grinding material water jet technique of scale removal.Because the pickling meeting produces spent acid and acid mist; Shot-peening, ball blast or the processing that strips off the skin can produce a large amount of dust, the cleaner of one general configuration is difficult to meet the demands, and make steel surface produce pit and surface sclerosis easily, and the crackle that the steel top layer is tiny is close dead, be difficult for the table of discovery planar defect, be subjected to the ramming head structural limitations in addition, can't realize inner surface treatment for the steel pipe below the φ 300mm; And the abrasive water-jet technique of scale removal is because having de-scaling rate height, and environmental protection is energy-conservation, and use cost is low and receive much concern.
The utility model content
The purpose of this utility model is to provide a kind of steel pipe inwall sand-blasting machine that can remove steel pipe internal-surface oxide skin.
The steel pipe inwall sand-blasting machine that the utility model provides, comprise guiding mechanism, sand blasting unit and some supporting mechanisms, described guiding mechanism comprises the adjustment frame, adjust seat and slide block, described sand blasting unit comprises for sandpipe and high pressure collector pipe, described adjustment seat is installed in to adjust on the frame and also can moves up and down, described slide block is installed in the adjustment seat and upward and by the air cylinder driven front and back slides, described for sandpipe with the high pressure collector pipe is installed on the slide block and by the common support of supporting mechanism, the port of export at described high pressure collector pipe is equipped with some abrator heads and guide locating device provided successively, some sand control carrying rollers are installed below described high pressure collector pipe, and the described port of export for sandpipe is communicated with each abrator head by supplying sand current-sharing sand separator.
Collect water and the sand of ejection when making things convenient for steel pipe to withdraw from, the utility model also comprises the protective housing that is arranged on the described abrator head outside, and the both sides of this protective housing are provided with the passage of steel pipe turnover.
For the residual long-pending sand in the steel pipe after the sandblast is in time cleared up, prevent that sand blasting unit is stuck in the steel pipe, improve the reliability of system, described sand blasting unit also comprises the sediment outflow pipe, evenly is furnished with the (operating) water nozzle of some inclinations in the bottom of described sediment outflow pipe.
Described supporting construction comprises support cylinder, support arm and bracing frame, and described support cylinder and support arm are rotatable to be installed on the bracing frame, and this extension bar that supports cylinder is connected with support arm, and the top of described support arm and sand blasting unit flexibly connect.
For preventing that steel pipe from causing distortion, damaging because of maloperation, the adjustment seat below described sand blasting unit is equipped with anti-collision protection device.
For avoiding spraying the inwall that empty sand damage by water is hindered protective housing, an energy dissipating groove is installed in the protective housing below described abrator head.
Compared with prior art, the utlity model has following advantage:
1, sand blasting unit can be adjusted the height of self by guiding mechanism and eyelid retractor, adapts to the operating mode of different steel pipe specifications center High variation;
2, when abrator head arrives steel pipe one end, by the power source that the cylinder that is installed on the adjustment seat slides as the slide block front and back, finish the front and back of sand blasting unit and slide, improved the surface quality uniformity;
3, guide locating device providedly utilize the steel pipe inwall that shower nozzle is led and support, and prevent that shower nozzle from scratching the steel pipe inwall when the turnover steel pipe;
4, the sand control carrying roller that is installed in high pressure collector pipe below not only can utilize the steel pipe inwall that sand blasting unit is supported, improved rigidity, reduce the quantity of supporting mechanism, improve the reliability of device work, also guarantee the appropriate distance of abrator head outlet apart from the steel pipe inwall, satisfied the de-scaling requirement of different-diameter steel pipe inwall.
The utility model is simple in structure compact again, and equipment work does not have chemical agent and dust pollution, the reliability height, can satisfy steel pipe inwall descaling requirement, treatment effect is good, and the elimination efficiency height is particularly suitable for the inoperable minor-diameter steel-tube inwall of shot-blasting machine and handles.
Description of drawings
Fig. 1 is structural representation of the present utility model.
The specific embodiment
As can be seen from Figure 1, this steel pipe inwall of the utility model sand-blasting machine, comprise guiding mechanism 1, sand blasting unit 2 and some supporting mechanisms 3, wherein guiding mechanism 1 comprises adjustment frame 11, adjust seat 12 and slide block 13, sand blasting unit 2 comprises for sandpipe 21, high pressure collector pipe 22, some abrator heads 23, guide locating device provided 24, some sand control carrying rollers 25 and confession sand current-sharing sand separator 26, adjustment seat 12 is installed in to adjust on the frame 11 and also can moves up and down, slide block 13 is installed in adjustment seat 12 and is slided by the air cylinder driven front and back, for sandpipe 21 with high pressure collector pipe 22 is installed on the slide block 13 and by supporting mechanism 3 common supports, each abrator head 23 and guide locating device provided 24 is installed in the port of export of high pressure collector pipe 22 successively, each sand control carrying roller 25 is installed in high pressure collector pipe 22 belows, is installed in for the port of export of sandpipe 21 and with each abrator head 23 for sand current-sharing sand separator 26 to be communicated with.
It can also be seen that from Fig. 1; the utility model also comprises protective housing 4, the anti-collision protection device 5 that is arranged on abrator head 23 outsides; the both sides of protective housing 4 are provided with the passage of steel pipe turnover; in the protective housing 4 below this abrator head 23 energy dissipating groove 41 is installed, anti-collision protection device 5 is installed on the adjustment seat 12 of sand blasting unit 2 belows.
It can also be seen that from Fig. 1 sand blasting unit 2 of the present utility model also comprises sediment outflow pipe 27, evenly be furnished with the (operating) water nozzle 28 of some inclinations in the bottom of sediment outflow pipe 27.
It can also be seen that from Fig. 1, supporting construction 3 of the present utility model comprises support cylinder 31, support arm 32 and bracing frame 33, support cylinder 31 and support arm 32 rotatable being installed on the bracing frame 33, this extension bar that supports cylinder 31 is connected with support arm 32, and the top of support arm 32 and sand blasting unit 2 flexibly connect.
When the utility model uses, regulate earlier and adjust seat 12 upper-lower positions, make sand blasting unit 2 be fit to the height of steel pipe inwall, support the support arm 32 of cylinder 31 drive installations on bracing frame 33 and hold up sand blasting unit 2, when roller-way driving steel pipe helical feed, when making abrator head 23 arrive steel pipes one end, slide block 13 drives sand blasting units 2 and moves once, when abrator head 23 put in steel pipe work, support arm 32 was packed up successively and is avoided steel pipe; Secondly, water under high pressure is diverted to each abrator head 23 by high pressure collector pipe 22, and mortar is transported to for sand current-sharing sand separator 26, carries mortar for each abrator head 23, and the steel pipe inwall is handled; Then, after the sandblast in the steel pipe residual long-pending sand go out steel pipe by the current scour of (operating) water nozzle 28 ejections of sediment outflow pipe 27 bottoms, flow in the energy dissipating groove 41 of protective housing 4.
The utility model in use, the displacement of sand blasting unit 7 is not less than half abrator head 23 and handles width.
Claims (6)
1. steel pipe inwall sand-blasting machine, it is characterized in that: comprise guiding mechanism (1), sand blasting unit (2) and some supporting mechanisms (3), described guiding mechanism (1) comprises adjusts frame (11), adjust seat (12) and slide block (13), described sand blasting unit (2) comprises for sandpipe (21) and high pressure collector pipe (22), the adjustment frame (11) that is installed in described adjustment seat (12) goes up and can move up and down, described slide block (13) is installed in adjustment seat (12) upward and is slided by the air cylinder driven front and back, described confession sandpipe (21) and high pressure collector pipe (22) are installed on the slide block (13) and by supporting mechanism (3) support, the port of export at described high pressure collector pipe (22) is equipped with some abrator heads (23) and guide locating device provided (24) successively, in described high pressure collector pipe (22) below some sand control carrying rollers (25) are installed, the described port of export for sandpipe (21) is communicated with each abrator head (23) by supplying sand current-sharing sand separator (26).
2. steel pipe inwall sand-blasting machine according to claim 1 is characterized in that: also comprise the protective housing (4) that is arranged on described abrator head (23) outside, the both sides of this protective housing (4) are provided with the passage of steel pipe turnover.
3. steel pipe inwall sand-blasting machine according to claim 1, it is characterized in that: described sand blasting unit (2) also comprises sediment outflow pipe (27), evenly is furnished with the (operating) water nozzle (28) of some inclinations in the bottom of described sediment outflow pipe (27).
4. steel pipe inwall sand-blasting machine according to claim 1, it is characterized in that: described supporting construction (3) comprises support cylinder (31), support arm (32) and bracing frame (33), described support cylinder (31) and support arm (32) are rotatable to be installed on the bracing frame (33), this extension bar that supports cylinder (31) is connected with support arm (32), and the top of described support arm (32) and sand blasting unit (2) flexibly connect.
5. steel pipe inwall sand-blasting machine according to claim 1 is characterized in that: the adjustment seat (12) in described sand blasting unit (2) below is equipped with anti-collision protection device (5).
6. steel pipe inwall sand-blasting machine according to claim 2 is characterized in that: in the protective housing (4) of described abrator head (23) below an energy dissipating groove (41) is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320159033 CN203141323U (en) | 2013-04-02 | 2013-04-02 | Sand-blasting machine for inner wall of steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320159033 CN203141323U (en) | 2013-04-02 | 2013-04-02 | Sand-blasting machine for inner wall of steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203141323U true CN203141323U (en) | 2013-08-21 |
Family
ID=48968878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320159033 Expired - Fee Related CN203141323U (en) | 2013-04-02 | 2013-04-02 | Sand-blasting machine for inner wall of steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203141323U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103567879A (en) * | 2013-11-06 | 2014-02-12 | 山东开泰工业科技有限公司 | Multi-station rotary feeding sand blasting machine |
| CN105500218A (en) * | 2016-01-07 | 2016-04-20 | 大连交通大学 | Cast tube inner wall cleaning device |
| CN106625280A (en) * | 2016-11-22 | 2017-05-10 | 山东开泰抛丸机械股份有限公司 | Conveying bracket of small-diameter steel pipe inner wall shot blasting machine |
| CN107443257A (en) * | 2016-05-30 | 2017-12-08 | 哈尔滨显著科技有限公司 | A kind of double ramming head inwall shot-blasting machines of big footpath cylinder |
| CN108994737A (en) * | 2018-07-27 | 2018-12-14 | 长沙矿冶研究院有限责任公司 | A kind of pipe fitting inner wall high-pressure water-jet blasting cleaning plant |
| CN109595466A (en) * | 2019-01-31 | 2019-04-09 | 明光市留香泵业有限公司 | It is a kind of to inhale sand complete set of equipments convenient for the two phase flow conveying transhipment of multi-faceted adjusting |
-
2013
- 2013-04-02 CN CN 201320159033 patent/CN203141323U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103567879A (en) * | 2013-11-06 | 2014-02-12 | 山东开泰工业科技有限公司 | Multi-station rotary feeding sand blasting machine |
| CN105500218A (en) * | 2016-01-07 | 2016-04-20 | 大连交通大学 | Cast tube inner wall cleaning device |
| CN107443257A (en) * | 2016-05-30 | 2017-12-08 | 哈尔滨显著科技有限公司 | A kind of double ramming head inwall shot-blasting machines of big footpath cylinder |
| CN107443257B (en) * | 2016-05-30 | 2024-02-09 | 哈尔滨显著科技有限公司 | Big diameter cylinder double-throw head inner wall shot blasting machine |
| CN106625280A (en) * | 2016-11-22 | 2017-05-10 | 山东开泰抛丸机械股份有限公司 | Conveying bracket of small-diameter steel pipe inner wall shot blasting machine |
| CN106625280B (en) * | 2016-11-22 | 2018-08-28 | 山东开泰抛丸机械股份有限公司 | A kind of transmission holder of caliber pipe inwall shot-blast cleaning machine |
| CN108994737A (en) * | 2018-07-27 | 2018-12-14 | 长沙矿冶研究院有限责任公司 | A kind of pipe fitting inner wall high-pressure water-jet blasting cleaning plant |
| CN109595466A (en) * | 2019-01-31 | 2019-04-09 | 明光市留香泵业有限公司 | It is a kind of to inhale sand complete set of equipments convenient for the two phase flow conveying transhipment of multi-faceted adjusting |
| CN109595466B (en) * | 2019-01-31 | 2023-10-27 | 安徽省留香特种船舶有限责任公司 | Two-phase flow conveying is with transporting sand complete sets that inhale convenient to diversified regulation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130821 Termination date: 20170402 |