CN110936301B - Sand blasting device for metal pipe - Google Patents
Sand blasting device for metal pipe Download PDFInfo
- Publication number
- CN110936301B CN110936301B CN201911394029.1A CN201911394029A CN110936301B CN 110936301 B CN110936301 B CN 110936301B CN 201911394029 A CN201911394029 A CN 201911394029A CN 110936301 B CN110936301 B CN 110936301B
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- CN
- China
- Prior art keywords
- metal pipe
- sand
- sand blasting
- sleeve
- shell
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- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/32—Abrasive blasting machines or devices; Plants designed for abrasive blasting of particular work, e.g. the internal surfaces of cylinder blocks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/08—Abrasive blasting machines or devices; Plants essentially adapted for abrasive blasting of travelling stock or travelling workpieces
- B24C3/085—Abrasive blasting machines or devices; Plants essentially adapted for abrasive blasting of travelling stock or travelling workpieces the travelling workpieces being moved into different working positions during travelling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/08—Abrasive blasting machines or devices; Plants essentially adapted for abrasive blasting of travelling stock or travelling workpieces
- B24C3/10—Abrasive blasting machines or devices; Plants essentially adapted for abrasive blasting of travelling stock or travelling workpieces for treating external surfaces
- B24C3/12—Apparatus using nozzles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C9/00—Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material
Abstract
The invention discloses a sand blasting device for a metal pipe, which comprises a sand blasting mechanism and a conveying mechanism, wherein the conveying mechanism is used for conveying the metal pipe to enter and exit the sand blasting mechanism; the conveying mechanism comprises a rack, a screw rod which can rotate around the self axial lead direction and is arranged on the rack, a first driving motor which is arranged on the rack and is used for driving the screw rod to rotate, a nut connecting piece which is sleeved on the screw rod, a clamping jaw assembly which can rotate around the self axial lead direction and is arranged on the nut connecting piece and is used for clamping a metal pipe, and a second driving motor which is arranged on the nut connecting piece and is used for driving the clamping jaw assembly to rotate; the claw component is provided with a sleeve which can be pulled out and inserted and is used for sleeving the metal pipe, the sleeve is provided with a gap along the axial direction, and the gap is used for disconnecting the sleeve along the radial direction of the sleeve. The sand blasting device for the metal pipe can uniformly polish the whole surface of the metal pipe, and is relatively low in energy consumption.
Description
Technical Field
The invention relates to a sand blasting device for metal pipes.
Background
When the metal pipe is subjected to sand blasting and polishing, the sand sprayed by the sand blaster is located in a certain range, so that the whole circumferential surface of the metal pipe cannot be covered, and the metal pipe cannot be covered along the length extension direction of the metal pipe. In the prior art, the problem is solved by arranging the sand blasters at a plurality of different positions, so that the energy consumption is high, and the uniformity of surface polishing of the metal pipe cannot be guaranteed.
Disclosure of Invention
The invention aims to provide a sand blasting device for a metal pipe, which has relatively low energy consumption and can ensure the uniformity of polishing the surface of the metal pipe.
In order to achieve the purpose, the invention adopts the technical scheme that:
a sand blasting device for metal pipes comprises a sand blasting mechanism and a conveying mechanism, wherein the conveying mechanism is used for conveying the metal pipes to enter and exit the sand blasting mechanism;
the conveying mechanism comprises a rack, a screw rod which can rotate around the self axial lead direction and is arranged on the rack, a first driving motor which is arranged on the rack and is used for driving the screw rod to rotate, a nut connecting piece which is sleeved on the screw rod, a clamping jaw assembly which can rotate around the self axial lead direction and is arranged on the nut connecting piece and is used for clamping the metal pipe, and a second driving motor which is arranged on the nut connecting piece and is used for driving the clamping jaw assembly to rotate;
the clamping jaw assembly is provided with a sleeve which can be pulled out and inserted and is used for sleeving the metal pipe, a gap is formed in the sleeve along the axial direction of the sleeve, and the gap is used for radially disconnecting the sleeve along the sleeve.
Preferably, the sand blasting mechanism comprises a shell with a hollow inner cavity, a through hole which is formed in one side, facing the conveying mechanism, of the shell and used for allowing the metal pipe to enter, a conveying roller which is arranged in the shell and used for conveying the metal pipe in a matched mode, and a sand blaster which is arranged in the shell and used for blasting sand towards the metal pipe.
More preferably, the sand blower is fixedly arranged in the shell and used for spraying polishing sand towards one side of the metal pipe.
Preferably, the length extension direction of the wire rod is parallel to the length extension direction of the metal pipe and parallel to the feeding direction of the metal pipe.
Preferably, the nut connecting piece comprises a connecting bottom plate, a nut sleeve arranged on the lower surface of the connecting bottom plate and used for sleeving the screw rod, and a connecting vertical plate arranged on the upper surface of the connecting bottom plate and used for connecting the jaw assembly, and the second driving motor is arranged on the upper surface of the connecting bottom plate.
More preferably, the jaw assembly includes that can wear to locate around self axial lead direction pivoted pivot, coaxial cover in connecting the riser are located epaxial and being located connect the riser orientation the jack catch dish, the coaxial cover of sandblast mechanism one side are located epaxial and being located connect the riser dorsad the driven gear of sandblast mechanism one side.
Still further preferably, the jaw plate, the rotating shaft and the driven gear are sequentially and coaxially penetrated through by the metal pipe.
Preferably, the second driving motor is a servo motor.
Preferably, the conveying mechanism further comprises a guide rail which is arranged on the rack and is parallel to the screw rod, and the nut connecting piece can be arranged on the guide rail in a sliding mode along the length extending direction of the guide rail.
More preferably, the guide rails are two and are respectively positioned at two sides of the screw rod.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages: according to the sand blasting device for the metal pipe, the metal pipe is fed into the sand blasting mechanism along the feeding direction, and the metal pipe can rotate around the axis line of the metal pipe in the sand blasting mechanism, so that the sand blasting mechanism can uniformly polish the whole surface of the metal pipe, and the energy consumption is relatively low.
Drawings
FIG. 1 is a schematic diagram of the structure of the apparatus of the present invention;
FIG. 2 is an enlarged schematic view of A of FIG. 1;
figure 3 is a cross-sectional view of the cannula.
Wherein: 1. a frame; 2. a screw rod; 3. a first drive motor; 4. a nut connector; 41. connecting the bottom plate; 42. connecting a vertical plate; 5. a metal pipe; 6. a jaw assembly; 61. a jaw plate; 62. a driven gear; 7. a second drive motor; 71. a driving gear; 8. a sleeve; 9. a housing; 10. a through hole; 11. a conveying roller; 12. a guide rail.
Detailed Description
The technical scheme of the invention is further explained by combining the attached drawings.
Referring to fig. 1-3, the sand blasting apparatus for metal pipes includes a sand blasting mechanism, and a conveying mechanism for conveying the metal pipe 5 into and out of the sand blasting mechanism.
The sand blasting mechanism comprises a shell 9 with a hollow inner cavity, a through hole 10 which is arranged on one side of the shell 9 facing the conveying mechanism and is used for allowing the metal pipe 5 to enter the hollow inner cavity, a conveying roller 11 which is arranged in the shell 9 and is used for conveying the metal pipe 5 in a matching way, and a sand blaster (not shown in the figure) which is arranged in the shell 9 and is used for blasting sand towards the metal pipe 5. In the embodiment, two conveying rollers 11 are used for bearing the metal pipe 5, the axial lead direction of the two conveying rollers 11 is perpendicular to the length extension direction of the metal pipe 5, and the arrangement direction of the two conveying rollers 11 is parallel to the length extension direction of the metal pipe 5. The sand blaster is fixedly arranged in the shell 9 and is used for spraying polishing sand towards one side of the metal pipe 5. Specifically, the sand blaster is provided at the through hole 10.
The conveying mechanism comprises a rack 1, a screw rod 2 which can rotate around the self axial lead direction and is arranged on the rack 1, a first driving motor 3 which is arranged on the rack 1 and is used for driving the screw rod 2 to rotate around the self axial lead direction, and a nut connecting piece 4 which is sleeved on the screw rod 2. The length extension direction of the screw rod 2 is parallel to the length extension direction of the metal pipe 5 and is parallel to the feeding direction of the metal pipe 5. The nut connecting piece 4 moves linearly along the length extending direction of the screw rod 2 along with the rotation of the screw rod 2.
The conveying mechanism further comprises a jaw assembly 6 which is arranged on the nut connecting piece 4 and can rotate around the self axial lead direction and is used for clamping the metal pipe 5, and a second driving motor 7 which is arranged on the nut connecting piece 4 and is used for driving the jaw assembly 6 to rotate around the self axial lead direction. The jaw assembly 6 extends coaxially with the metal pipe 5, and the second driving motor 7 is a servo motor and is used for driving the metal pipe 5 to intermittently rotate through a set angle at a set angular speed.
The claw assembly 6 is provided with a sleeve 8 for sleeving the metal pipe 5, the sleeve 8 is provided with a gap along the axial direction, the gap is used for disconnecting the sleeve 8 along the radial direction of the sleeve 8, and the sleeve 8 disconnected along the gap is rectangular after being flattened. Through setting up this sleeve pipe 8, make 5 surfaces of metal tubular product be difficult for being pressed from both sides by the chuck subassembly 6 and hinder, through setting up the sleeve pipe 8 that has this clearance, make metal tubular product 5 can be more easy penetrate this sleeve pipe 8 in. Meanwhile, for the metal pipes 5 with different diameters, the sleeve 8 can be sleeved, and the difference is that the width of the gap is different after the metal pipes 5 with different diameters are sleeved. Obviously, the sleeve 8 should have a certain elasticity.
The nut connecting member 4 includes a connecting base plate 41, a nut sleeve (not shown) disposed on a lower surface of the connecting base plate 41 for receiving the lead screw 2, a connecting riser 42 disposed on an upper surface of the connecting base plate 41 for connecting the jaw assembly 6, and a second driving motor 7 disposed on an upper surface of the connecting base plate 41. The upper surface of the connecting bottom plate 41 is parallel to the horizontal plane, and the arrangement direction of the second driving motor 7 and the jaw assembly 6 is perpendicular to the length extension direction of the metal pipe 5.
The jaw assembly 6 includes a rotating shaft passing through the connecting vertical plate 42 and capable of rotating around the axial lead direction thereof, a jaw plate 61 coaxially sleeved on the rotating shaft and located on one side of the connecting vertical plate 42 facing the sand blasting mechanism, and a driven gear 62 coaxially sleeved on the rotating shaft and located on one side of the connecting vertical plate 42 facing away from the sand blasting mechanism. The output end of the second driving motor 7 is coaxially provided with a driving gear 71, and the driving gear 71 drives the driven gear 62 to synchronously rotate through a belt. In the present embodiment, the chuck plate 61, the rotating shaft, and the driven gear 62 are configured to be sequentially and coaxially penetrated by the metal pipe 5.
The transmission mechanism further comprises a guide rail 12 which is arranged on the frame 1 and is parallel to the screw rod 2, and the nut connecting piece 4 can be arranged on the guide rail 12 in a sliding mode along the length extending direction of the guide rail 12. In this embodiment, there are two guide rails 12, which are respectively located on both sides of the screw rod 2.
The following specifically explains the working process of this embodiment:
firstly, sleeving a sleeve 8 at one end of a metal pipe 5 and installing the sleeve into a claw disc 61;
then, the first driving motor 3 drives the metal pipe 5 to enter the shell 9 along the length extending direction of the metal pipe, and a sand blaster is used for carrying out sand blasting polishing on one side surface of the metal pipe 5 until the jaw disc 61 is about to abut against the through hole 10;
then, the metal pipe 5 is driven to rotate by a certain angle through the second driving motor 7, the metal pipe 5 is driven to withdraw from the shell 9 along the length extension direction through the first driving motor 3, and the other side surface of the metal pipe 5 is subjected to sand blasting and polishing through a sand blaster.
Controlling the angle of single rotation of the metal pipe 5 in the shell 9 and the times of entering and exiting the shell 9 according to the angle covered by the sand blasting of the sand blaster;
for example, the sand blaster covers 180 degrees each time, the metal pipe 5 rotates 180 degrees once, rotates once and enters and exits once; the sand blaster covers 120 degrees each time, the metal pipe 5 rotates 120 degrees once, rotates twice and enters and exits twice; the sand blaster covers 90 degrees each time, the metal pipe 5 rotates 90 degrees for a single time, rotates three times and enters and exits twice. Through the above operation, the polished metal pipe 5 is withdrawn from the housing 9 on the premise of ensuring that the entire circumferential surface of the metal pipe 5 is subjected to sand blasting polishing.
The above-mentioned embodiments are merely illustrative of the technical idea and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the scope of the present invention.
Claims (8)
1. A sand blasting unit for metal tubular product which characterized in that: the device comprises a sand blasting mechanism and a conveying mechanism, wherein the conveying mechanism is used for conveying a metal pipe to enter and exit the sand blasting mechanism;
the conveying mechanism comprises a rack, a screw rod which can rotate around the self axial lead direction and is arranged on the rack, a first driving motor which is arranged on the rack and is used for driving the screw rod to rotate, a nut connecting piece which is sleeved on the screw rod, a clamping jaw assembly which can rotate around the self axial lead direction and is arranged on the nut connecting piece and is used for clamping the metal pipe, and a second driving motor which is arranged on the nut connecting piece and is used for driving the clamping jaw assembly to rotate;
the jack catch component is internally provided with a sleeve which can be pulled out and inserted and is used for sleeving the metal pipe, the sleeve is provided with a gap along the axial direction of the sleeve, and the gap is used for disconnecting the sleeve along the radial direction of the sleeve;
the sand blasting mechanism comprises a shell with a hollow inner cavity, a through hole which is formed in one side, facing the conveying mechanism, of the shell and used for allowing the metal pipe to enter, a conveying roller which is arranged in the shell and used for conveying the metal pipe in a matched mode, and a sand blaster which is arranged in the shell and used for blasting sand towards the metal pipe;
the sand blaster is fixedly arranged in the shell and used for spraying polishing sand towards one side of the metal pipe;
during sand blasting and polishing:
firstly, the metal pipe is driven by the first driving motor to enter the shell along the length extending direction of the metal pipe, and one side surface of the metal pipe is subjected to sand blasting polishing by the sand blaster until the jaw assembly is about to abut against the through hole;
then, the second driving motor drives the metal pipe to rotate by a certain angle, the first driving motor drives the metal pipe to withdraw from the shell along the length extension direction of the metal pipe, and the sand blaster is used for performing sand blasting and polishing on the other side surface of the metal pipe;
and controlling the angle of the metal pipe rotating once in the shell and the times of entering and exiting the shell according to the angle covered by the sand blaster in a sand blasting way so as to perform sand blasting and polishing on the whole circumferential surface of the metal pipe.
2. A blasting apparatus for metal pipes according to claim 1, characterized in that: the length extension direction of the wire rod is parallel to the length extension direction of the metal pipe and is parallel to the feeding direction of the metal pipe.
3. A blasting apparatus for metal pipes according to claim 1, characterized in that: the nut connecting piece comprises a connecting bottom plate, a nut sleeve arranged on the lower surface of the connecting bottom plate and used for sleeving the screw rod, and a connecting vertical plate arranged on the upper surface of the connecting bottom plate and used for connecting the jaw assembly, and the second driving motor is arranged on the upper surface of the connecting bottom plate.
4. A blasting apparatus for metal pipes according to claim 3, characterized in that: the jack catch subassembly is including wearing to locate around self axial lead direction pivoted pivot, coaxial cover in the connection riser are located epaxial and being located connect the riser orientation jack catch dish, the coaxial cover of sandblast mechanism one side are located epaxial and being located connect the riser dorsad the driven gear of sandblast mechanism one side.
5. A blasting apparatus for metal pipes according to claim 4, characterized in that: the jaw disc, the rotating shaft and the driven gear are sequentially and coaxially penetrated through by the metal pipe.
6. A blasting apparatus for metal pipes according to claim 1, characterized in that: the second driving motor is a servo motor.
7. A blasting apparatus for metal pipes according to claim 1, characterized in that: the transmission mechanism further comprises a guide rail which is arranged on the rack and parallel to the screw rod, and the nut connecting piece can be arranged on the guide rail in a sliding mode along the length extending direction of the guide rail.
8. A blasting apparatus for metal pipes according to claim 7, characterized in that: the guide rails are two and are respectively positioned on two sides of the screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911394029.1A CN110936301B (en) | 2019-12-30 | 2019-12-30 | Sand blasting device for metal pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911394029.1A CN110936301B (en) | 2019-12-30 | 2019-12-30 | Sand blasting device for metal pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110936301A CN110936301A (en) | 2020-03-31 |
| CN110936301B true CN110936301B (en) | 2022-03-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911394029.1A Active CN110936301B (en) | 2019-12-30 | 2019-12-30 | Sand blasting device for metal pipe |
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| Country | Link |
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| CN (1) | CN110936301B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116214385B (en) * | 2022-12-29 | 2023-11-03 | 江苏诺贝尔塑业有限公司 | Plastic sounding pipe surface sand blasting equipment |
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| WO2018055012A1 (en) * | 2016-09-20 | 2018-03-29 | Duo Blast Equipment Limited | Apparatus configured to provide both wet and dry blasting and method for operating such an apparatus |
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| CN109604713A (en) * | 2019-01-30 | 2019-04-12 | 陈秋 | A kind of intelligent numerical control sawing machine |
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| US3387410A (en) * | 1966-11-18 | 1968-06-11 | Pangborn Corp | Continuous cleaning apparatus |
| GB2092490A (en) * | 1981-02-11 | 1982-08-18 | Pipeline Induction Heat Ltd | Improvements in pipe surface treatment |
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| CN208117595U (en) * | 2018-03-06 | 2018-11-20 | 南通安泰新材料科技有限公司 | A kind of rotary target material sand-blasting machine |
| CN108284393A (en) * | 2018-03-13 | 2018-07-17 | 无锡市日升机械厂 | The dedicated horizontal sand-blasting machine of metal circular tube outer wall |
| CN208697184U (en) * | 2018-04-09 | 2019-04-05 | 天津市瑞通钢铁有限公司 | Sand blasting unit is used in a kind of processing of steel pipe |
| CN108580137A (en) * | 2018-05-24 | 2018-09-28 | 江琴兰 | A kind of sensor device for coating |
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201931357U (en) * | 2010-12-22 | 2011-08-17 | 宁波诺士敦机电有限公司 | Automatic sand blasting machine |
| CN202358464U (en) * | 2011-10-28 | 2012-08-01 | 扬州亚联钢管有限公司 | Steel pipe end protection sleeve |
| KR200475663Y1 (en) * | 2013-10-08 | 2014-12-19 | 이영숙 | Sand blast machine |
| CN205904888U (en) * | 2016-06-24 | 2017-01-25 | 佛山市建春友金属科技有限公司 | Apparatus for producing of stainless steel full gloss mirror surface sandblast board |
| WO2018055012A1 (en) * | 2016-09-20 | 2018-03-29 | Duo Blast Equipment Limited | Apparatus configured to provide both wet and dry blasting and method for operating such an apparatus |
| CN208358603U (en) * | 2018-06-12 | 2019-01-11 | 广东先导稀材股份有限公司 | Sand blasting unit |
| CN109604713A (en) * | 2019-01-30 | 2019-04-12 | 陈秋 | A kind of intelligent numerical control sawing machine |
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| Publication number | Publication date |
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| CN110936301A (en) | 2020-03-31 |
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