CN107756257B - Tunnel type burr treatment machine - Google Patents
Tunnel type burr treatment machine Download PDFInfo
- Publication number
- CN107756257B CN107756257B CN201710951806.2A CN201710951806A CN107756257B CN 107756257 B CN107756257 B CN 107756257B CN 201710951806 A CN201710951806 A CN 201710951806A CN 107756257 B CN107756257 B CN 107756257B
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- Prior art keywords
- sand
- centrifugal
- sand blasting
- blasting
- chamber
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- 238000005488 sandblasting Methods 0.000 claims abstract description 115
- 239000004576 sand Substances 0.000 claims abstract description 105
- 238000005422 blasting Methods 0.000 claims abstract description 54
- 239000000428 dust Substances 0.000 claims abstract description 27
- 230000001502 supplementing effect Effects 0.000 claims abstract description 10
- 238000005086 pumping Methods 0.000 claims description 21
- 238000000926 separation method Methods 0.000 claims description 20
- 239000007921 spray Substances 0.000 claims description 11
- 238000012546 transfer Methods 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 5
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000012545 processing Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000005096 rolling process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/08—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for polishing surfaces, e.g. smoothing a surface by making use of liquid-borne abrasives
- B24C1/083—Deburring
-
- 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
-
- 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
-
- 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
- B24C9/003—Removing abrasive powder out of the blasting machine
-
- 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
- B24C9/006—Treatment of used abrasive material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Combined Means For Separation Of Solids (AREA)
- Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
Abstract
The invention belongs to the technical field of processing equipment, and particularly relates to a tunnel type burr treatment machine which comprises a frame, a centrifugal sand blasting chamber, a gun supplementing chamber, a product conveying line, a sand returning mechanism and a sand and dust separating mechanism, wherein the centrifugal sand blasting chamber and the gun supplementing chamber are sequentially arranged on the frame, the product conveying line penetrates through the centrifugal sand blasting chamber and the gun supplementing chamber, the sand returning mechanism is arranged below the product conveying line, the sand and dust separating mechanism is arranged beside the frame, the centrifugal sand blasting chamber is provided with a transverse sand blasting shot blasting machine set and a longitudinal sand blasting shot blasting machine set, and the gun supplementing chamber is provided with a fixed gun set and a swinging gun set. The invention can remove the burrs on the surface of the workpiece, the workpiece can realize 360-degree dead angle-free burr removal without overturning, the burr removal effect is good, and the removal speed is high; and the mechanism of the invention has reasonable connection and compact structure.
Description
Technical Field
The invention belongs to the technical field of processing equipment, and particularly relates to a tunnel type burr treatment machine.
Background
Along with the development of society and the progress of technology, a large number of electronic products emerge, after the plastic parts of the electronic products are injection molded, certain burrs are formed on the brittle plastic parts, and the brittle plastic parts cannot be directly applied to product assembly, so that the burrs are removed from the brittle plastic parts. The plastic part is usually cleaned by adopting a burr treatment machine, the existing burr treatment machine comprises a shell, an air draft device, a rolling device, a sand receiving plate and a storage bin, a material suction opening is formed in the storage bin, the air draft device is connected with the material suction opening through a sand suction pipe, an air blowing opening is formed in the bottom of the air draft device, and the existing burr treatment machine is used for processing burrs of workpieces by rolling the workpieces through the rolling device, so that a collision phenomenon is easy to occur when large workpieces are processed.
Disclosure of Invention
The invention aims to provide a tunnel type burr treatment machine aiming at the defects of the prior art.
In order to achieve the above purpose, the invention adopts the following technical scheme: the tunnel type burr treatment machine comprises a frame, a centrifugal sand blasting chamber and a gun supplementing chamber which are sequentially arranged on the frame, a product conveying line penetrating through the centrifugal sand blasting chamber and the gun supplementing chamber, a sand returning mechanism arranged below the product conveying line and a sand and dust separating mechanism arranged beside the frame, wherein the centrifugal sand blasting chamber is provided with a transverse sand blasting shot blasting machine set and a longitudinal sand blasting shot blasting machine set, and the gun supplementing chamber is provided with a fixed gun set and a swinging gun set.
The centrifugal sand blasting chamber comprises a first centrifugal sand blasting chamber, a second centrifugal sand blasting chamber and a third centrifugal sand blasting chamber, wherein the first centrifugal sand blasting chamber and the second centrifugal sand blasting chamber are respectively provided with two groups of transverse sand blasting shot blasting machine groups, and the third centrifugal sand blasting chamber is provided with two groups of longitudinal sand blasting shot blasting machine groups; the sand blasting openings of the two groups of horizontal sand blasting shot blasting machine groups of the first centrifugal sand blasting chamber are opposite and arranged in a staggered mode, the sand blasting openings of the two groups of horizontal sand blasting shot blasting machine groups of the second centrifugal sand blasting chamber are opposite and arranged in a staggered mode, and the sand blasting openings of the two groups of vertical sand blasting shot blasting machine groups of the third centrifugal sand blasting chamber are opposite and arranged in a staggered mode.
The horizontal sand blasting shot blasting machine group comprises a first centrifugal machine and a first sand blasting port, wherein the first centrifugal machine is connected with the sand bin through a pipeline, and the injection direction of the first sand blasting port is parallel to the running direction of the product conveying line.
The vertical sand blasting shot blasting machine group comprises a second centrifugal machine and a second sand blasting port, the second centrifugal machine is connected with the sand bin through a pipeline, and the injection direction of the second sand blasting port is perpendicular to the running direction of the product conveying line.
The fixed gun group comprises a fixed frame and a spray gun arranged on the fixed frame.
The swinging gun group comprises a swinging frame, a spray gun arranged on the swinging frame and a swinging motor, and the swinging frame is connected with an output shaft of the swinging motor.
The sand returning mechanism comprises a strip-shaped sand returning box, a sand returning conveying filter screen chain, a sand pumping vibration bin and a sand returning conveying motor, wherein the sand returning conveying motor is arranged at one end of the sand returning box, the sand returning conveying filter screen chain is arranged at the upper part of the sand returning box, the sand returning conveying filter screen chain is connected with an output shaft of the sand returning conveying motor through a transmission mechanism, and the sand pumping vibration bin is arranged at the lower part of one end of the sand returning box.
The sand return conveying filter screen chain comprises a conveying chain and filter screens arranged on the conveying chain, and a plurality of filter screens are connected into a whole through the conveying chain.
The sand-dust separation mechanism comprises a sand pumping motor, a separation barrel, a sand bin and a dust collection box, wherein the separation barrel, the sand bin and the dust collection box are arranged from top to bottom, the upper part of the separation barrel is communicated with the sand pumping vibration bin through a sand pumping pipeline, the sand bin is communicated with the bottom of the separation barrel, and the dust collection box is communicated with the upper part of the separation barrel through a dust collection pipeline.
One end of the frame is also provided with a control device, and the control device comprises a man-machine interface control panel and a plurality of control buttons.
The centrifugal sand blasting chamber is provided with a cooling fan.
The invention has the beneficial effects that: the workpiece is followed the product transfer chain and is passed through horizontal sandblast shot blasting machine group, vertical sandblast shot blasting machine group, fixed rifle group and sways rifle group in proper order, and horizontal sandblast shot blasting machine group is along the direction of product transfer chain operation to the high-speed blowout sand grain of work piece, transversely gets rid of the deckle edge on the surface of work piece, and vertical sandblast shot blasting machine group is along the direction of operation of perpendicular product transfer chain to the high-speed blowout sand grain of work piece, and the deckle edge on the surface of work piece is longitudinally got rid of, then carries out meticulous removal to the deckle edge on work piece surface through fixed rifle group and sways the rifle group again, makes the deckle edge on work piece surface get rid of clean. Therefore, the invention can remove the burrs on the surface of the workpiece, the workpiece can realize 360-degree burr removal without dead angles without overturning, the burr removal effect is good, and the removal speed is high; and the mechanism of the invention has reasonable connection and compact structure.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of the internal structure of the present invention.
Fig. 3 is a schematic diagram of another view of fig. 2.
Fig. 4 is a schematic structural view of the sand return mechanism of the present invention.
FIG. 5 is a schematic view of the structure of the sand-dust separating mechanism of the present invention.
Fig. 1 to 5 include:
1-frame, 2-centrifugal sand blasting chamber, 21-horizontal sand blasting shot blasting machine group, 211-first centrifugal machine, 212-first sand blasting port, 22-longitudinal sand blasting shot blasting machine group, 221-second centrifugal machine, 222-second sand blasting port, 3-gun supplementing chamber, 31-fixed gun group, 311-fixed frame, 312-spray gun 32-swinging gun group, 321-swinging frame, 322-spray gun, 323-swinging motor, 4-product conveying line, 41-clamp, 5-sand returning mechanism, 51-sand returning box, 52-sand returning conveying filter screen chain, 521-conveying chain, 522-filter screen, 53-sand pumping vibration bin, 54-sand returning conveying motor, 6-sand separating mechanism, 61-sand pumping motor, 62-separating barrel, 63-sand bin, 64-dust collecting box, 65-dust collecting pipeline, 7-control device, 71-man-machine interface control board, 8-heat radiating fan, 9-first centrifugal sand blasting chamber, 10-second centrifugal sand blasting chamber, 11-third centrifugal sand blasting chamber.
Detailed Description
The present invention will be described in further detail below with reference to the accompanying drawings, but embodiments of the present invention are not limited thereto.
See fig. 1-5, tunnel type burr treatment machine, including frame 1, set gradually in centrifugal sand blasting room 2 and the benefit rifle room 3 of frame 1, run through centrifugal sand blasting room 2 and the product transfer chain 4 of mending rifle room 3, set up in the sand return mechanism 5 of product transfer chain 4 below and set up in the sand dust separating mechanism 6 of frame 1 side, be provided with the anchor clamps 41 that are used for the centre gripping work on the product transfer chain 4, centrifugal sand blasting room 2 is provided with horizontal sand blasting shot blasting machine group 21 and vertical sand blasting shot blasting machine group 22, mend rifle room 3 is provided with fixed rifle group 31 and sways rifle group 32.
The centrifugal sand blasting chamber 2 comprises a first centrifugal sand blasting chamber 9, a second centrifugal sand blasting chamber 10 and a third centrifugal sand blasting chamber 11, wherein the first centrifugal sand blasting chamber 9 and the second centrifugal sand blasting chamber 10 are respectively provided with two groups of transverse sand blasting shot blasting machine groups 21, and the third centrifugal sand blasting chamber 11 is provided with two groups of longitudinal sand blasting shot blasting machine groups 22; the sand blasting openings of the two groups of transverse sand blasting shot blasting machine groups 21 of the first centrifugal sand blasting chamber 9 are opposite and arranged in a staggered manner, the sand blasting openings of the two groups of transverse sand blasting shot blasting machine groups 21 of the second centrifugal sand blasting chamber 10 are opposite and arranged in a staggered manner, and the sand blasting openings of the two groups of longitudinal sand blasting shot blasting machine groups 22 of the third centrifugal sand blasting chamber 11 are opposite and arranged in a staggered manner. Because the placement positions and the blasting directions of the four groups of transverse blasting shot blasting machines 21 of the first centrifugal blasting chamber 9 and the second centrifugal blasting chamber 10 are staggered, and the placement positions and the blasting directions of the two groups of longitudinal blasting shot blasting machines 22 of the third centrifugal blasting chamber 11 are staggered, the design is favorable for cleaning burrs in all directions and corners of products.
Preferably, the transverse sand blasting shot blasting machine groups 21 are provided with two groups, each group of transverse sand blasting shot blasting machine groups 21 comprises a first centrifugal machine 211 and a first sand blasting port 212, the first centrifugal machine 211 is connected with the sand bin through a pipeline, and the spraying direction of the first sand blasting port 22 is parallel to the running direction of the product conveying line 4. After the machine is started, the first centrifuge 211 draws sand through the pipe and then impacts the surface of the workpiece at high speed through the first blasting port 212, and the blasting direction of the sand is parallel to the direction in which the product conveyor line runs.
Preferably, the longitudinal sand blasting shot blasting machine group 22 is provided with two groups, each group of longitudinal sand blasting shot blasting machine group 22 comprises a second centrifugal machine 221 and a second sand blasting port 222, the second centrifugal machine 221 is connected with the sand silo through a pipeline, and the spraying direction of the second sand blasting port 222 is perpendicular to the running direction of the product conveying line 4. After the machine is started, the second centrifuge 221 draws sand through the pipe and then impacts the surface of the workpiece at high speed through the second blasting port 222, and the blasting direction of the sand is perpendicular to the direction in which the product conveyor line runs.
The fixed gun set 31 includes a fixed frame 311 and a spray gun 312 provided to the fixed frame 311. After the workpiece is processed by the transverse sand blasting shot blasting machine set 21 and the longitudinal sand blasting shot blasting machine set 22, small burrs remained on the surface of the workpiece are finely removed by the spray gun 312, and the burrs on the surface of the workpiece are ensured to be removed cleanly.
The swinging gun group 32 comprises a swinging frame 321, a spray gun 322 and a swinging motor 323, wherein the spray gun 322 and the swinging motor 323 are arranged on the swinging frame 321, and the swinging frame 321 is connected with an output shaft of the swinging motor 323. After the workpiece is processed by the transverse sand blasting shot blasting machine set 21 and the longitudinal sand blasting shot blasting machine set 22, small burrs remained on the surface of the workpiece are finely removed by the spray gun 322, and the burrs on the surface of the workpiece are ensured to be removed cleanly.
The sand returning mechanism 5 comprises a strip-shaped sand returning box 51, a sand returning conveying filter screen chain 52, a sand pumping vibration storage bin 53 and a sand returning conveying motor 54, wherein the sand returning conveying motor 54 is arranged at one end of the sand returning box 51, the sand returning conveying filter screen chain 52 is arranged at the upper part of the sand returning box 51, the sand returning conveying filter screen chain 52 is connected with an output shaft of the sand returning conveying motor 54 through a transmission mechanism, and the sand pumping vibration storage bin 53 is arranged at the lower part of one end of the sand returning box 51. Sand grains in the centrifugal sand blasting chamber 2 and the gun supplementing chamber 3 fall into a sand returning and conveying filter screen chain 52, and are recovered to a sand pumping vibration bin 53 for reuse after being filtered.
The sand return conveying filter screen chain 52 comprises a conveying chain 521 and filter screens 522 arranged on the conveying chain 521, and a plurality of filter screens 522 are connected into a whole through the conveying chain 521.
The sand-dust separation mechanism 6 comprises a sand pumping motor 61, a separation barrel 62, a sand bin 63 and a dust collection box 64 which are arranged from top to bottom, wherein the upper part of the separation barrel 62 is communicated with the sand pumping vibration bin 53 through a sand pumping pipeline, the sand bin 62 is communicated with the bottom of the separation barrel 62, and the dust collection box 64 is communicated with the upper part of the separation barrel 62 through a dust collection pipeline 65. After the sand pumping motor 61 is started, the inside of the separation barrel 62 is in a negative pressure state, sand grains in the sand pumping vibration bin 53 enter the upper part of the separation barrel 62 through a sand pumping pipeline, dust in the sand grains floats on the upper part of the separation barrel 62 and is sucked into the dust box 64 through the dust collecting pipeline 65, and the sand grains fall downwards due to the action of gravity and finally fall into the sand bin 63. Therefore, after the dust is separated by the burr and dust separating mechanism 6 through the sand returning mechanism 5, the clean sand grains are recovered from the sand bin 63 and can be reused.
One end of the frame 1 is also provided with a control device 7, and the control device 7 comprises a man-machine interface control board 71 and a plurality of control buttons.
The centrifugal sand blasting chamber 2 is provided with a cooling fan 8, namely, the first centrifugal sand blasting chamber 9, the second centrifugal sand blasting chamber 10 and the third centrifugal sand blasting chamber 11 are all provided with the cooling fan 8, and the cooling fan 8 can timely emit heat in the centrifugal sand blasting chamber 2, so that the normal operation of equipment is ensured.
Variations and modifications of the above embodiments will occur to those skilled in the art to which the invention pertains from the foregoing disclosure and teachings. Therefore, the present invention is not limited to the above-described embodiments, but is intended to be capable of modification, substitution or variation in light thereof, which will be apparent to those skilled in the art in light of the present teachings. In addition, although specific terms are used in the present specification, these terms are for convenience of description only and do not limit the present invention in any way.
Claims (5)
1. Tunnel type deckle edge processor, including the frame, set gradually in centrifugal sand blasting room and the benefit rifle room of frame, run through centrifugal sand blasting room with the product transfer chain of mending the rifle room, set up in the return sand mechanism of product transfer chain below and set up in sand dust separating mechanism of frame side, its characterized in that: the centrifugal sand blasting chamber is provided with a transverse sand blasting shot blasting machine set and a longitudinal sand blasting shot blasting machine set, and the gun supplementing chamber is provided with a fixed gun set and a swinging gun set; the centrifugal sand blasting chamber comprises a first centrifugal sand blasting chamber, a second centrifugal sand blasting chamber and a third centrifugal sand blasting chamber, wherein the first centrifugal sand blasting chamber and the second centrifugal sand blasting chamber are respectively provided with two groups of transverse sand blasting shot blasting machine groups, and the third centrifugal sand blasting chamber is provided with two groups of longitudinal sand blasting shot blasting machine groups; the sand blasting openings of the two groups of transverse sand blasting shot blasting machine groups of the first centrifugal sand blasting chamber are opposite and staggered, the sand blasting openings of the two groups of transverse sand blasting shot blasting machine groups of the second centrifugal sand blasting chamber are opposite and staggered, and the sand blasting openings of the two groups of longitudinal sand blasting shot blasting machine groups of the third centrifugal sand blasting chamber are opposite and staggered; the transverse sand blasting shot blasting machine set comprises a first centrifugal machine and a first sand blasting port, the first centrifugal machine is connected with the sand bin through a pipeline, and the injection direction of the first sand blasting port is parallel to the running direction of the product conveying line; the longitudinal sand blasting shot blasting machine set comprises a second centrifugal machine and a second sand blasting port, the second centrifugal machine is connected with the sand bin through a pipeline, and the injection direction of the second sand blasting port is perpendicular to the running direction of the product conveying line; the fixed gun group comprises a fixed frame and a spray gun arranged on the fixed frame; the swinging gun group comprises a swinging frame, a spray gun arranged on the swinging frame and a swinging motor, and the swinging frame is connected with an output shaft of the swinging motor.
2. The tunnel flash processor of claim 1, wherein: the sand returning mechanism comprises a strip-shaped sand returning box, a sand returning conveying filter screen chain, a sand pumping vibration bin and a sand returning conveying motor, wherein the sand returning conveying motor is arranged at one end of the sand returning box, the sand returning conveying filter screen chain is arranged at the upper part of the sand returning box, the sand returning conveying filter screen chain is connected with an output shaft of the sand returning conveying motor through a transmission mechanism, and the sand pumping vibration bin is arranged at the lower part of one end of the sand returning box.
3. The tunnel flash processor of claim 2, wherein: the sand return conveying filter screen chain comprises a conveying chain and filter screens arranged on the conveying chain, and a plurality of filter screens are connected into a whole through the conveying chain.
4. The tunnel flash processor of claim 2, wherein: the sand-dust separation mechanism comprises a sand pumping motor, a separation barrel, a sand bin and a dust collection box, wherein the separation barrel, the sand bin and the dust collection box are arranged from top to bottom, the upper part of the separation barrel is communicated with the sand pumping vibration bin through a sand pumping pipeline, the sand bin is communicated with the bottom of the separation barrel, and the dust collection box is communicated with the upper part of the separation barrel through a dust collection pipeline.
5. The tunnel flash processor of claim 1, wherein: the centrifugal sand blasting chamber is provided with a cooling fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710951806.2A CN107756257B (en) | 2017-10-13 | 2017-10-13 | Tunnel type burr treatment machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710951806.2A CN107756257B (en) | 2017-10-13 | 2017-10-13 | Tunnel type burr treatment machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107756257A CN107756257A (en) | 2018-03-06 |
| CN107756257B true CN107756257B (en) | 2024-05-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710951806.2A Active CN107756257B (en) | 2017-10-13 | 2017-10-13 | Tunnel type burr treatment machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN107756257B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108838900A (en) * | 2018-06-12 | 2018-11-20 | 东莞市德亿塑胶机械有限公司 | A kind of combined type tunnel burr machine |
| CN109366366A (en) * | 2018-11-07 | 2019-02-22 | 东莞市德亿塑胶机械有限公司 | A kind of rotary spray gun structure of rough selvedge processing machine |
| CN111300276A (en) * | 2019-12-06 | 2020-06-19 | 佛山市南海区肇科机械制造有限公司 | Novel shot blasting machine |
| CN117161980A (en) * | 2023-10-07 | 2023-12-05 | 科菲亚重型装备有限公司 | Surface sand blasting device for large castings |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| FR836681A (en) * | 1937-04-19 | 1939-01-24 | Von Roll Ag | Machine for cleaning objects by jet treatment of granular cleaning materials |
| JPH11333727A (en) * | 1998-05-27 | 1999-12-07 | Amuroppu:Kk | Method and device for low-pressure blasting treatment |
| EP1743739A1 (en) * | 2005-07-15 | 2007-01-17 | DISA Industrieanlagen GmbH | Process and device for blasting rotationally symmetrical parts, in particular metal parts |
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| Publication number | Publication date |
|---|---|
| CN107756257A (en) | 2018-03-06 |
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