CN201815962U - Double-workstation turntable type shot-blasting cleaning machine - Google Patents
Double-workstation turntable type shot-blasting cleaning machine Download PDFInfo
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- CN201815962U CN201815962U CN 201020568545 CN201020568545U CN201815962U CN 201815962 U CN201815962 U CN 201815962U CN 201020568545 CN201020568545 CN 201020568545 CN 201020568545 U CN201020568545 U CN 201020568545U CN 201815962 U CN201815962 U CN 201815962U
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Abstract
The utility model relates to a double-workstation turntable type shot-blasting cleaning machine. The shot-blasting cleaning machine comprises a frame, a double workstation turntable device and a matched electric control system, wherein, a cleaning chamber is arranged on the frame; a channel for the double workstation turntable device to freely enter or leave is arranged on the cleaning chamber; a shot-blasting device is mounted on one side of the frame; and a shot ejection opening of the shot-blasting device faces towards the inner part of the cleaning chamber. The shot-blasting cleaning machine is characterized in that the double workstation turntable device is arranged below the cleaning chamber and comprises a rotary motor, a rotary shaft seat, a rotary shaft, a rotary table, a rotation transmission shaft, a rotation driving mechanism and a working turntable mechanism. The shot-blasting cleaning machine disclosed by the utility model has the advantages of ingenious and reasonable structure, low working noise, little dust, high production efficiency, low material consumption and low cost; and meanwhile, shots can be automatically recycled and utilized.
Description
Technical field
The utility model relates to a kind of metalwork surface processing equipment, specifically is a kind of double turntable type throwing pill descaling machine.
Background technology
Shot-blast cleaning machine is a kind of metalwork surface processing equipment commonly used, the scab cleaning of various metal castings surface, the surperficial descale of non-ferrous metal die casting, the surface derusting of ferrous metal part, the grain refinement on the surface treatment of abate, forging and the heat treated part of stamping parts surface burr and burr and removing of spring surface scale and surface etc. all can realize by the throwing pill strengthening technology of this serial equipment.Workpiece after Shot Blasting can obtain good material true qualities, also can become the metal parts surface blackening, turns blue, the preceding working procedure of technology such as passivation, can be coverings with paint such as plating, paint again simultaneously good basal plane is provided.Can reduce tension by workpiece after the Shot Blasting, make surface grain refinement simultaneously, thereby surface of the work is strengthened, increase its service life.Shot-blast cleaning machine of the prior art is installed inconvenient, and it is big to take up space, and has defectives such as operating noise is big, generation dust is many, every batch of production time is long, and production efficiency is lower, and bullet consumption is big.
Summary of the invention
The purpose of this utility model is at above shortcomings in the prior art, ingenious, the rational double turntable type throwing pill of a kind of structure descaling machine is provided, this double turntable type throwing pill descaling machine operating noise is little, dust is few, every batch of ball blast time is short, the production efficiency height, and the big feed consumption of bullet consumption is few, cost is low, is the desirable surface processing equipment of modern enterprise.
The technical scheme that provides according to the utility model: described double turntable type throwing pill descaling machine comprises frame, double rotation table device and supporting electric-control system, frame is provided with cleaning chamber, and cleaning chamber is provided with the passage that the double rotation table device can be freed in and out; In frame one side impeller head is installed, the bullet exit wound of bullet of impeller head is towards cleaning chamber inside; It is characterized in that: described double rotation table device is arranged on the cleaning chamber below, and the double rotation table device comprises turning motor, revolution axle bed, gyroaxis, panoramic table, rotation power transmission shaft, rotation driving mechanism and Work turning table mechanism; Turning motor is installed on the frame, and the revolution drive sprocket is installed on the output shaft of turning motor; The revolution axle bed is installed on the upper bracket of frame lower, and gyroaxis vertically is installed in the revolution axle bed by bearing, and revolution shaft lower end is equipped with revolution by movable sprocket, and revolution is driven by the revolution drive sprocket by movable sprocket; The center is provided with two rotation power transmission shafts that can freely rotate symmetrically in gyroaxis, and the two ends of every rotation power transmission shaft are equipped with down rotation drive sprocket and last rotation drive sprocket, and following rotation drive sprocket is by the rotation drive mechanism; Panoramic table is fixed on the gyroaxis upper end, the center is provided with two Work turning table mechanisms symmetrically on panoramic table, the lower end of each Work turning table mechanism is provided with rotation by movable sprocket, and rotation is connected transmission with the last rotation drive sprocket of rotation power transmission shaft upper end by chain by movable sprocket.
As further improvement of the utility model, described rotation driving mechanism comprises spinning motor, transition chain wheel assembly and two drive sprocket assemblies; Spinning motor is installed on the frame, and the rotation drive sprocket is installed on the output shaft of spinning motor; The transition chain wheel assembly comprises transition axle bed, transition axis, goes up transition sprocket wheel and following transition sprocket wheel, the transition axle bed is installed on the lower carriage of frame lower, transition axis is installed in the transition axle bed by bearing, last transition sprocket wheel and following transition sprocket wheel are installed in the upper and lower end of transition axis respectively, and following transition sprocket wheel drives by the rotation drive sprocket; Two drive sprocket modular constructions are identical, and they comprise transmission axle bed, power transmission shaft and drive sprocket respectively, and the transmission axle bed is installed on the lower carriage, and power transmission shaft is installed in the transmission axle bed by bearing, and drive sprocket is installed in the power transmission shaft upper end; Described going up on transition sprocket wheel and two drive sprockets is set with chain, and this chain contacts engagement with the following rotation drive sprocket of rotation power transmission shaft lower end.
As further improvement of the utility model, described Work turning table mechanism comprises that rotating shaft base, turning cylinder, rotation are by movable sprocket, rotary axle box and hook, rotating shaft base is fixed on the panoramic table surface, turning cylinder is installed in the rotating shaft base by bearing, rotation is installed by movable sprocket in the turning cylinder lower end, turning cylinder upper end suit fixed bias circuit cover, hook is installed on the rotary axle box.
As further improvement of the utility model, described frame is provided with the ball material circulatory system and dust pelletizing system, and dust pelletizing system is connected with the inside of the cleaning chamber and the ball material circulatory system.
As further improvement of the utility model, the described ball material circulatory system comprises elevator and separator, and elevator vertically is provided with, and the charging aperture of elevator bottom is used to collect bullet, the discharging opening on elevator top is connected with separator, and separator is connected with impeller head by defeated ball pipeline.
As further improvement of the utility model, described dust pelletizing system comprises box sack cleaner and dedusting fan, the inside of described cleaning chamber, elevator and separator is connected with box sack cleaner, and box sack cleaner provides attraction power by the dedusting fan that is installed in frame top; Be provided with disposal box at box sack cleaner.
As further improvement of the utility model, described cleaning chamber inwall is equipped with wear resistant nylon plate and wear-resisting anti-strike rubber slab.
The utility model operating noise is little, and dust is few, and every batch of ball blast time is short, the production efficiency height, and the bullet feed consumption is few simultaneously, and cost is low, is the desirable surface processing equipment of modern enterprise.Major advantage is: (1) need not to adopt basis, melt pit structure, and is easy for installation, reduces investment cost; (2) compact conformation, the efficient height, cleaning quality is good, and is safe and reliable, and running is steadily; (3) the cleaning chamber inwall is equipped with wear resistant nylon plate and wear-resisting anti-strike rubber slab, and the wear Protection performance is good, the more reasonable compactness of complete machine structure; (4) be provided with the double hook structure, work independently of one another is independent of each other, and enhances productivity; (5) box bag dust filter is adopted in dedusting, compact conformation, and the air draught good dedusting effect, dust filters clean, air discharging symbol environmental protection standard.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment.
Fig. 2 is the structure enlarged diagram of double rotation table device among Fig. 1.
Fig. 3 is the side view of Fig. 1.
Fig. 4 is the vertical view of Fig. 1.
Description of reference numerals: 1-frame, the 2-cleaning chamber, 3-double rotation table device, the 4-upper bracket, the 5-lower carriage, 6-Work turning table mechanism, the 6a-rotary axle box, the 6b-hook, the 6c-turning cylinder, the 6d-rotating shaft base, the 6e-rotation is by movable sprocket, the 7-panoramic table, the last rotation drive sprocket of 8-, 9-turns round axle bed, the 10-gyroaxis, 11-rotation power transmission shaft, the 12-revolution is by movable sprocket, 13-turns round drive sprocket, the 14-turning motor, 15-rotation drive sprocket, 16-drive sprocket assembly, the 16a-drive sprocket, the 16b-power transmission shaft, 16c-transmission axle bed, 17-rotation drive sprocket, the 18-spinning motor, 19-transition chain wheel assembly, the last transition sprocket wheel of 19a-, 19b-transition axle bed, the 19c-transition axis, transition sprocket wheel under the 19d-, the 20-dedusting fan, the 21-elevator, the 22-separator, the box sack cleaner of 23-, the 24-impeller head.
The specific embodiment
The utility model is described in further detail below in conjunction with concrete drawings and Examples.
As shown in the figure: the double turntable type throwing pill descaling machine among the embodiment mainly is made up of frame 1, double rotation table device 3, the ball material circulatory system, dust pelletizing system and supporting electric-control system; Frame 1 is provided with cleaning chamber 2, and cleaning chamber 2 is provided with the passage that double rotation table device 3 can be freed in and out; In frame 1 one sides impeller head 24 is installed, the bullet exit wound of bullet of impeller head 24 is towards cleaning chamber 2 inside, and impeller head 24 is used for injecting the high speed bullet in cleaning chamber 2; The described ball material circulatory system and dust pelletizing system are installed on the frame 1, dust pelletizing system is connected with the inside of cleaning chamber 2, elevator 21 and separator 22, the dust that dust that it produces when being used for collecting elevator 21 and separator 22 operations and impeller blasting process produce.
As Fig. 1 ~ shown in Figure 4, described double rotation table device 3 is arranged on cleaning chamber 2 belows, and double rotation table device 3 mainly is made up of turning motor 14, revolution axle bed 9, gyroaxis 10, panoramic table 7, rotation power transmission shaft 11, rotation driving mechanism and Work turning table mechanism 6; Turning motor 14 is installed on the frame 1, and revolution drive sprocket 13 is installed on the output shaft of turning motor 14; Revolution axle bed 9 is installed on the upper bracket 4 of frame 1 bottom, and gyroaxis 10 vertically is installed in the revolution axle bed 9 by bearing, and gyroaxis 10 lower ends are equipped with revolution by movable sprocket 12, and revolution is driven by revolution drive sprocket 13 by movable sprocket 12; The center is provided with two rotation power transmission shafts 11 that can freely rotate symmetrically in gyroaxis 10, and the two ends of every rotation power transmission shaft 11 are equipped with down rotation drive sprocket 15 and last rotation drive sprocket 8, and following rotation drive sprocket 15 is by the rotation drive mechanism; Panoramic table 7 is fixed on gyroaxis 10 upper ends, the center is provided with two Work turning table mechanisms 6 symmetrically on panoramic table 7, the lower end of each Work turning table mechanism 6 is provided with rotation by movable sprocket 6e, and rotation is connected transmission by the last rotation drive sprocket 8 of movable sprocket 6e and rotation power transmission shaft 11 upper ends by chain.During work, two Work turning table mechanisms 6 drive by turning motor 14, realize the mutual conversion of station; When a Work turning table mechanism 6 was in the loading position, another Work turning table mechanism 6 was in cleaning chamber 2 work, and the Work turning table mechanism 6 in cleaning chamber 2 drives by spinning motor 18, can evenly rotate at a slow speed in cleaning chamber 2.
As shown in Figure 1 and Figure 2, described rotation driving mechanism comprises spinning motor 18, transition chain wheel assembly 19 and two drive sprocket assemblies 16; Spinning motor 18 is installed on the frame 1, and rotation drive sprocket 17 is installed on the output shaft of spinning motor 18; Transition chain wheel assembly 19 comprises transition axle bed 19b, transition axis 19c, goes up transition sprocket wheel 19a and following transition sprocket wheel 19d, transition axle bed 19b is installed on the lower carriage 5 of frame 1 bottom, transition axis 19c is installed in the transition axle bed 19b by bearing, last transition sprocket wheel 19a and following transition sprocket wheel 19d are installed in the upper and lower end of transition axis 19c respectively, and following transition sprocket wheel 19d drives by rotation drive sprocket 17; Two drive sprocket assembly 16 structures are identical, they comprise transmission axle bed 16c, power transmission shaft 16b and drive sprocket 16a respectively, transmission axle bed 16c is installed on the lower carriage 5, and power transmission shaft 16b is installed in the transmission axle bed 16c by bearing, and drive sprocket 16a is installed in power transmission shaft 16b upper end; Described going up on transition sprocket wheel 19a and two drive sprocket 16a is set with chain, and this chain contacts engagement with the following rotation drive sprocket 15 of rotation power transmission shaft 11 lower ends.
As shown in Figure 1 and Figure 2, described Work turning table mechanism 6 comprises that rotating shaft base 6d, turning cylinder 6c, rotation are by movable sprocket 6e, rotary axle box 6a and hook 6b, rotating shaft base 6d is fixed on panoramic table 7 surfaces, turning cylinder 6c is installed in the rotating shaft base 6d by bearing, rotation is installed by movable sprocket 6e in turning cylinder 6c lower end, turning cylinder 6c upper end suit fixed bias circuit cover 6a, hook 6b is installed on the rotary axle box 6a.
As Fig. 1, Fig. 3, shown in Figure 4, the described ball material circulatory system comprises elevator 21 and separator 22, elevator 21 vertically is provided with, the charging aperture of elevator 21 bottoms is used to collect bullet, the discharging opening on elevator 21 tops is connected with separator 22, and separator 22 is connected with impeller head 24 by defeated ball pipeline.Described dust pelletizing system comprises box sack cleaner 23 and dedusting fan 20, the inside of described cleaning chamber 2, elevator 21 and separator 22 is connected with box sack cleaner 23, and box sack cleaner 23 provides attraction power by the dedusting fan 20 that is installed in frame 1 top; Be provided with disposal box at box sack cleaner 23.In whole process, the inwall of cleaning chamber 2 affords the impact of high speed bullet all the time, so inwall must be shock-resistant, wear-resistant, thereby at described cleaning chamber 2 inwalls wear resistant nylon plate and wear-resisting anti-strike rubber slab is housed.
The course of work of the present utility model and operation principle are as follows:
In Work turning table mechanism 6, the hanger hand basket is placed on the hook 6b, and workpiece is contained in the hanger hand basket,, turning motor 14 starts and drives Work turning table mechanism 6 screw-in cleaning chambers 2, and is located by limit switch.Start spinning motor 18, the evenly microrunning under the drive of spinning motor 18 of Work turning table mechanism 6 this moment, the hanger hand basket is just evenly microrunning also, and the workpiece in the hand basket is evenly microrunning also.Impeller head 24 runs up under the drive of frequency converter, project a large amount of bullets, be full of the bullet of high-speed motion in the cleaning chamber 2, workpiece is under the impact of bullet, and the oxide skin of surface of the work is collided removal, eliminates the residual stress of surface of the work simultaneously, improve the surface quality of workpiece, surface of the work is under the bump of high speed bullet simultaneously, and the surface produces one deck hardened layer, improves the intensity of workpiece.Bullet falls after collision, under the effect of gravity, enters elevator 21 again, rises to separator 22 by elevator 21 again, filters out impurity during bullet process separator 22 and flows in the impeller head 24 again, thereby realize the recycling of bullet.Go down and so forth and finish until the workpiece impeller blasting.In this process, another Work turning table mechanism 6 finishes discharging and suspension member in the loading and unloading chamber outside cleaning chamber 2.Because the distance between hanger hand basket and the impeller head is very near, the shooting intensity of ball blast and density are all very high, so every batch of ball blast time is very short, can enhance productivity greatly thus.Because according to technological requirement, after the ball blast time of setting arrived, cleaning work finished, impeller head 24, elevator 21 quit work, and turning motor 14 starts, and screws out the workpiece that cleans out, and screws in workpiece for clearance simultaneously, enters next working cycles.
The utility model is in whole automated procedure, the PLC programme-control is all arranged, operating personnel need only configure running time at initial period, press " program begins " button, the affirmation workpiece has loaded and has finished, " rotation " button on the both hands while push platform, panoramic table 7 rotation exchange automatically, whole system will be moved automatically, operating personnel are after finishing suspension member work, after operations in the chamber for clearance 2 stop, both hands " rotation " button on the push platform simultaneously once more, whole system can be carried out cycling again.If operating personnel need shut-down operation, need only press " program stops " button, then system will stop after the time of setting arrives automatically, no longer enter next circulation.
In scale removal process, will there be certain dust in cleaning chamber 2, elevator 21, separator 22 etc., under the attraction of dedusting fan 20, after dust enters box sack cleaner 23 filtrations, clean air is discharged into outdoor, and dust is stayed in the cloth bag, falls into disposal box through after the manual rapping.
Claims (7)
1. double turntable type throwing pill descaling machine, comprise frame (1), double rotation table device (3) and supporting electric-control system, frame (1) is provided with cleaning chamber (2), and cleaning chamber (2) is provided with the passage that double rotation table device (3) can be freed in and out; In frame (1) one side impeller head (24) is installed, the bullet exit wound of bullet of impeller head (24) is towards cleaning chamber (2) inside; It is characterized in that: described double rotation table device (3) is arranged on cleaning chamber (2) below, and double rotation table device (3) comprises turning motor (14), revolution axle bed (9), gyroaxis (10), panoramic table (7), rotation power transmission shaft (11), rotation driving mechanism and Work turning table mechanism (6); Turning motor (14) is installed on the frame (1), and revolution drive sprocket (13) is installed on the output shaft of turning motor (14); Revolution axle bed (9) is installed on the upper bracket (4) of frame (1) bottom, gyroaxis (10) vertically is installed in the revolution axle bed (9) by bearing, gyroaxis (10) lower end is equipped with revolution by movable sprocket (12), and revolution is driven by revolution drive sprocket (13) by movable sprocket (12); The center is provided with two rotation power transmission shafts (11) that can freely rotate symmetrically in gyroaxis (10), the two ends of every rotation power transmission shaft (11) are equipped with down rotation drive sprocket (15) and last rotation drive sprocket (8), and following rotation drive sprocket (15) is by the rotation drive mechanism; Panoramic table (7) is fixed on gyroaxis (10) upper end, be provided with two Work turning table mechanisms (6) symmetrically at panoramic table (7) center of going up, the lower end of each Work turning table mechanism (6) is provided with rotation by movable sprocket (6e), and rotation is connected transmission with the last rotation drive sprocket (8) of rotation power transmission shaft (11) upper end by chain by movable sprocket (6e).
2. double turntable type throwing pill descaling machine as claimed in claim 1 is characterized in that: described rotation driving mechanism comprises spinning motor (18), transition chain wheel assembly (19) and two drive sprocket assemblies (16); Spinning motor (18) is installed on the frame (1), and rotation drive sprocket (17) is installed on the output shaft of spinning motor (18); Transition chain wheel assembly (19) comprises transition axle bed (19b), transition axis (19c), goes up transition sprocket wheel (19a) and following transition sprocket wheel (19d), transition axle bed (19b) is installed on the lower carriage (5) of frame (1) bottom, transition axis (19c) is installed in the transition axle bed (19b) by bearing, last transition sprocket wheel (19a) and following transition sprocket wheel (19d) are installed in the upper and lower end of transition axis (19c) respectively, and following transition sprocket wheel (19d) drives by rotation drive sprocket (17); Two drive sprocket assemblies (16) structure is identical, they comprise transmission axle bed (16c), power transmission shaft (16b) and drive sprocket (16a) respectively, transmission axle bed (16c) is installed on the lower carriage (5), power transmission shaft (16b) is installed in the transmission axle bed (16c) by bearing, and drive sprocket (16a) is installed in power transmission shaft (16b) upper end; Described going up on transition sprocket wheel (19a) and two drive sprockets (16a) is set with chain, and this chain contacts engagement with the following rotation drive sprocket (15) of rotation power transmission shaft (11) lower end.
3. double turntable type throwing pill descaling machine as claimed in claim 1, it is characterized in that: described Work turning table mechanism (6) comprises rotating shaft base (6d), turning cylinder (6c), rotation is by movable sprocket (6e), rotary axle box (6a) and hook (6b), rotating shaft base (6d) is fixed on panoramic table (7) surface, turning cylinder (6c) is installed in the rotating shaft base (6d) by bearing, rotation is installed by movable sprocket (6e) in turning cylinder (6c) lower end, turning cylinder (6c) upper end suit fixed bias circuit cover (6a), hook (6b) is installed on the rotary axle box (6a).
4. double turntable type throwing pill descaling machine as claimed in claim 1 is characterized in that: described frame (1) is provided with the ball material circulatory system and dust pelletizing system, and dust pelletizing system is connected with the inside of the cleaning chamber (2) and the ball material circulatory system.
5. double turntable type throwing pill descaling machine as claimed in claim 4, it is characterized in that: the described ball material circulatory system comprises elevator (21) and separator (22), elevator (21) vertically is provided with, the charging aperture of elevator (21) bottom is used to collect bullet, the discharging opening on elevator (21) top is connected with separator (22), and separator (22) is connected with impeller head (24) by defeated ball pipeline.
6. double turntable type throwing pill descaling machine as claimed in claim 4, it is characterized in that: described dust pelletizing system comprises box sack cleaner (23) and dedusting fan (20), the inside of described cleaning chamber (2), elevator (21) and separator (22) is connected with box sack cleaner (23), and box sack cleaner (23) provides attraction power by the dedusting fan (20) that is installed in frame (1) top; Be provided with disposal box at box sack cleaner (23).
7. double turntable type throwing pill descaling machine as claimed in claim 1 is characterized in that: described cleaning chamber (2) inwall is equipped with wear resistant nylon plate and wear-resisting anti-strike rubber slab.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020568545 CN201815962U (en) | 2010-10-20 | 2010-10-20 | Double-workstation turntable type shot-blasting cleaning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020568545 CN201815962U (en) | 2010-10-20 | 2010-10-20 | Double-workstation turntable type shot-blasting cleaning machine |
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| Publication Number | Publication Date |
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| CN201815962U true CN201815962U (en) | 2011-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020568545 Expired - Lifetime CN201815962U (en) | 2010-10-20 | 2010-10-20 | Double-workstation turntable type shot-blasting cleaning machine |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102001047A (en) * | 2010-10-20 | 2011-04-06 | 无锡富岛精工有限公司 | Double-station turntable type airless blast cleaner |
| CN102259307A (en) * | 2011-08-10 | 2011-11-30 | 无锡国达机械设备有限公司 | Planet worktable driving mechanism for turntable shot blasting machine |
| CN102259309A (en) * | 2011-08-10 | 2011-11-30 | 无锡国达机械设备有限公司 | Sealing structure for cleaning chamber of turntable shot blasting machine |
| CN102430985A (en) * | 2011-11-02 | 2012-05-02 | 无锡富岛精工有限公司 | Rotary table type double-station interactive system |
| CN104354115A (en) * | 2014-11-28 | 2015-02-18 | 济南大学 | Box body type workpiece shot blasting cleaning device for upper mobile material conveying |
| CN107671739A (en) * | 2017-10-27 | 2018-02-09 | 马鞍山祥源机械厂 | A kind of spray sand type annealing device |
-
2010
- 2010-10-20 CN CN 201020568545 patent/CN201815962U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102001047A (en) * | 2010-10-20 | 2011-04-06 | 无锡富岛精工有限公司 | Double-station turntable type airless blast cleaner |
| CN102001047B (en) * | 2010-10-20 | 2011-12-21 | 无锡富岛精工有限公司 | Double-station turntable type airless blast cleaner |
| CN102259307A (en) * | 2011-08-10 | 2011-11-30 | 无锡国达机械设备有限公司 | Planet worktable driving mechanism for turntable shot blasting machine |
| CN102259309A (en) * | 2011-08-10 | 2011-11-30 | 无锡国达机械设备有限公司 | Sealing structure for cleaning chamber of turntable shot blasting machine |
| CN102430985A (en) * | 2011-11-02 | 2012-05-02 | 无锡富岛精工有限公司 | Rotary table type double-station interactive system |
| CN104354115A (en) * | 2014-11-28 | 2015-02-18 | 济南大学 | Box body type workpiece shot blasting cleaning device for upper mobile material conveying |
| CN107671739A (en) * | 2017-10-27 | 2018-02-09 | 马鞍山祥源机械厂 | A kind of spray sand type annealing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110504 Effective date of abandoning: 20111221 |