CN212794588U - Rough grinding type shot blasting machine - Google Patents
Rough grinding type shot blasting machine Download PDFInfo
- Publication number
- CN212794588U CN212794588U CN202021499114.2U CN202021499114U CN212794588U CN 212794588 U CN212794588 U CN 212794588U CN 202021499114 U CN202021499114 U CN 202021499114U CN 212794588 U CN212794588 U CN 212794588U
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- shot blasting
- drive
- wheel
- sand
- rotary drum
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- 238000005422 blasting Methods 0.000 title claims abstract description 133
- 238000000227 grinding Methods 0.000 title claims abstract description 25
- 239000004576 sand Substances 0.000 claims description 93
- 230000000903 blocking effect Effects 0.000 claims description 13
- 238000009413 insulation Methods 0.000 claims description 12
- 230000001360 synchronised effect Effects 0.000 claims description 10
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 230000009471 action Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 239000000428 dust Substances 0.000 description 6
- 238000001914 filtration Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000007480 spreading Effects 0.000 description 3
- 238000003892 spreading Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 230000003749 cleanliness Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model relates to a corase grind formula shot-blasting machine, it relates to automobile parts production field, and this application props the wheel and drives the piece of changing including throwing ball rotary drum, drive, the axial both ends of throwing the ball rotary drum are provided with and prop the turn rail, the drive props the wheel and supports the axial both ends at throwing the ball rotary drum, the drive props the wheel and props turn rail roll connection, it sets up and props taking turns to and be used for the drive to prop the wheel rotation at the drive to drive the piece. This application can carry out the corase grind to the blank in advance to can improve the follow-up accurate grinding's of blank efficiency and security.
Description
Technical Field
The application relates to the field of automobile part processing, in particular to a rough grinding type shot blasting machine.
Background
Automobile parts are indispensable structures on automobiles and comprise a bearing seat, an oil pump cover and the like; the existing automobile parts are usually formed by processing blanks in a sand mold casting mode and then finely processing the blanks; in the process of casting the sand mold, after the blank is demolded, the blank needs to be shot-blasted to remove residual sand on the surface of the blank.
The current chinese patent that publication number is CN207448241U discloses crawler-type shot-blasting machine, it includes the organism, be equipped with the clean room in the organism, the clean room top is equipped with the impeller head, the bottom slope of clean room sets up, the lowest of clean room bottom is equipped with out the ball mouth, be equipped with the lifting machine on the organism, the bottom entry and the play ball mouth of lifting machine are linked together, the top export of lifting machine links to each other with the pan feeding mouth of the miscellaneous sieving mechanism of ball, the entrance of dust remover is equipped with the air exhauster, the air exhauster links to each other with the clean room through first pipeline, the air exhauster links to each other through the dust suction inlet of the miscellaneous sieving mechanism of second pipeline and ball.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: the shot blasting machine in the patent belongs to the correct grinding type and throws the ball, if directly put into above-mentioned shot blasting machine with the blank of just drawing of patterns, can lead to the work load of shot blasting machine big, and the shot blasting machine appears damaging easily and takes place the incident.
SUMMERY OF THE UTILITY MODEL
In order to improve the work efficiency and the safety of throwing the ball, this application provides a corase grind formula shot-blasting machine
The application provides a corase grind formula shot-blasting machine adopts following technical scheme:
the utility model provides a corase grind formula shot-blasting machine, props the wheel and drives the commentaries on classics piece including throwing ball rotary drum, drive, the axial both ends of throwing the ball rotary drum are provided with and prop the turn rail, the drive props the wheel and supports the axial both ends at throwing the ball rotary drum, the drive props the wheel and props turn rail roll connection, it sets up and props the wheel at the drive and be used for the drive to prop the wheel rotation to drive the commentaries on classics piece.
By adopting the technical scheme, the blank is placed into the shot blasting rotary drum, the driving support wheel can roll on the support rotary rail under the driving action of the driving rotary member, so that the shot blasting rotary drum can be driven to roll, the blank is continuously impacted in the shot blasting rotary drum, residual sand on the surface of the blank is preliminarily removed, rough grinding and shot blasting of the blank are realized, and then the rough machined blank is subjected to fine shot blasting, so that the residual sand on the blank can be thoroughly removed; therefore, the rough grinding type shot blasting of the blank can be realized, and the efficiency and the safety of subsequent fine grinding type shot blasting can be improved.
Preferably, a plurality of shot blasting plates are arranged on the inner peripheral wall of the shot blasting rotary drum.
By adopting the technical scheme, when the shot blasting rotary drum rotates, the blank is continuously impacted and stirred by the shot blasting plate, so that residual sand on the blank can be further removed.
Preferably, the driving piece comprises a linkage shaft, a synchronous chain belt and a driving wheel, the linkage shaft is connected between two driving support wheels opposite to each other along the axial direction of the shot blasting rotating drum, the driving wheel is positioned on one side of the linkage shaft far away from the shot blasting rotating drum, the synchronous chain belt is sleeved between the circumferential wall of the driving wheel and the circumferential wall of the linkage shaft, and the wheel center of the driving wheel is connected with a first driving device.
By adopting the technical scheme, the first driving device starts the driving wheel to rotate, so that the driving wheel can drive the synchronous chain belt to rotate, the synchronous chain belt can drive the linkage shaft to rotate, the driving support wheel can rotate under the rotating action of the linkage shaft, and the driving support wheel can drive the shot blasting rotary drum to rotate.
Preferably, a closed door is arranged at a nozzle at one end of the shot blasting rotating drum, and a spiral sheet is arranged at one end, far away from the closed door, of the inner peripheral wall of the shot blasting rotating drum.
By adopting the technical scheme, a blank can be put into the shot blasting rotary drum by opening the closed door, then the supporting wheel is driven to drive the shot blasting rotary drum to rotate forwards, the blank moves towards the closed door under the action of the spiral sheet, and the blank is limited in the shot blasting rotary drum under the closing action of the closed door, so that the blank is shot-blasted fully; after the shot blasting is finished, the shot blasting rotary drum is reversely rotated, and under the guiding action of the spiral sheet, the blank can be discharged out of the shot blasting rotary drum from the end, far away from the closed door, of the shot blasting rotary drum, so that the blanking of the blank is realized.
Preferably, the spiral piece has two and the spiral direction is opposite, two the spiral piece dislocation set.
By adopting the technical scheme, the blanking action of the blank is smoothly completed; in the shot blasting process, the two spiral sheets can relatively close the opening end of the shot blasting drum far away from the closed door, so that the spreading of sand and dust is reduced, and the cleanliness of the working environment is improved.
Preferably, the bottom end of the driving support wheel is provided with a support block, a sand dropping groove is formed below the shot blasting rotating drum, and the wall of the shot blasting rotating drum is provided with a filter hole in a penetrating manner.
By adopting the technical scheme, in the rotation process of the shot blasting rotary drum, the residual sand from the blank can directly fall into the sand falling groove through the filter holes, so that the residual sand from the shot blasting and the blank leave the shot blasting rotary drum relatively separately, and the subsequent separation operation of the blank and the residual sand from the shot blasting is reduced.
Preferably, a sound insulation box is covered on the outer side of the shot blasting rotating cylinder, an opening door is arranged on the axial opposite side wall of the sound insulation box and the shot blasting rotating cylinder, and a locking piece is arranged between the opening door and the sound insulation box.
By adopting the technical scheme, the noise pollution in the working environment can be reduced, and the sand and dust spreading of the working environment can also be reduced.
Preferably, two driving rollers are rotatably arranged in the sand shakeout groove below the shot blasting rotating drum, the two driving rollers are positioned at two axial sides of the shot blasting rotating drum, a sand conveying belt is sleeved between the two driving rollers, and a second driving device for driving the driving rollers to rotate is arranged in the sand shakeout groove below the shot blasting rotating drum.
Through adopting above-mentioned technical scheme, the remaining sand that comes under the shot-blasting falls into the sand conveying belt through filtering the hole on, simultaneously under the drive effect of drive wheel, the automatic sand chute that discharges of the remaining sand that comes under the shot-blasting can be taken in to pivoted sand conveying belt, convenient and fast more.
Preferably, the sand dropping groove below the shot blasting drum is provided with sand blocking plates, the sand blocking plates are located at two axial ends of the driving roller, guide grooves are concavely formed in the side walls, close to the sand conveying belt, of the sand blocking plates, and the sand conveying belt is connected with the guide grooves in the sand blocking plates in a sliding mode along the end walls at the two axial ends of the driving roller.
Through adopting above-mentioned technical scheme, the guide way not only can lead to fortune sand area for fortune sand area can rotate more stably, and the sand baffle can form spacingly in the both sides of fortune sand area moreover, and the both ends that the both ends of effective reduction shot blasting remained sand that get off from fortune sand area drop, make the sand that remains under the shot blasting smoothly by the knockout groove of being discharged.
Drawings
Fig. 1 is a schematic structural diagram of a rough grinding type shot blasting machine according to a first embodiment of the present application.
Fig. 2 is a schematic structural diagram of a blasting drum in a first embodiment of the rough grinding type blasting machine.
Fig. 3 is an enlarged view at a in fig. 2.
Fig. 4 is a partial cross-sectional view of a shot plate structure in an embodiment of a rough grinding type shot blasting machine according to the present application.
Fig. 5 is a schematic view of a sealing door structure in an embodiment of the rough grinding type blasting machine according to the present application.
Fig. 6 is a schematic view of an isolation box structure for embodying the embodiment of the rough grinding type blasting machine of the present application.
Fig. 7 is a schematic structural diagram of a second embodiment of the rough grinding type shot blasting machine.
Fig. 8 is a schematic structural diagram of a sanding belt in a second embodiment of the rough grinding type shot blasting machine.
Fig. 9 is an exploded view of a guide groove structure in a second embodiment of the rough grinding type blasting machine according to the present application.
Description of reference numerals: 1. shot blasting drum; 11. supporting and transferring rails; 12. shot blasting plates; 13. a closing door; 14. a spiral sheet; 15. filtering holes; 2. driving the supporting wheel; 3. a drive member; 31. a linkage shaft; 32. a synchronous chain belt; 33. a drive wheel; 331. a first driving device; 4. a support block; 41. a shakeout groove; 5. a sound insulation box; 51. opening the door; 52. a lock; 6. a drive roller; 61. conveying abrasive belts; 62. a second driving device; 7. a sand baffle plate; 71. a guide groove; 8. a base; 81. a hook rod; 82. and hooking the beam.
Detailed Description
The present application is described in further detail below with reference to figures 1-9.
The embodiment of the application discloses corase grind formula shot-blasting machine.
The first embodiment is as follows:
a rough grinding type shot blasting machine mainly comprises a shot blasting rotary drum 1, driving support wheels 2 and driving rotation pieces 3, wherein support blocks 4 are arranged on the ground on the peripheral side of the shot blasting rotary drum 1, the driving support wheels 2 are rotatably arranged on the upper surfaces of the support blocks 4, at least two pairs of driving support wheels 2 are arranged, and each pair of driving support wheels 2 are arranged along the axis of the shot blasting rotary drum 1.
As shown in fig. 1 and 2, support rails 11 are further provided at two axial ends of the outer circumferential wall of the blasting drum 1, two pairs of driving support wheels 2 are provided in the embodiment, two driving support wheels 2 of each pair are supported at two axial ends of the blasting drum 1, and the driving support wheels 2 are in rolling connection with the support rails 11; the driving and rotating piece 3 is arranged on the supporting block 4 and is used for driving the driving supporting wheel 2 to rotate. Meanwhile, in the embodiment, the wall of the blasting drum 1 is also provided with a filtering hole 15 in a penetrating manner, and due to the arrangement of the supporting block 4, a sand-dropping groove 41 is formed below the blasting drum 1. Putting a blank into the shot blasting rotary drum 1, starting the driving rotary member 3 to drive the supporting wheel 2 to rotate, so that the supporting wheel 2 can drive the shot blasting rotary drum 1 to rotate, the blank is continuously impacted on the shot blasting rotary drum 1, residual sand on the blank can be separated from the blank, and the separated residual sand can fall into the sand shakeout groove 41 through the filtering holes 15; and after the shot blasting is finished, taking the blank out of the shot blasting rotating cylinder 1, and finally shoveling out the residual sand in the shakeout groove 41 by using a shovel.
As shown in fig. 3, the driving member 3 in this embodiment mainly includes a linkage shaft 31, a synchronous chain belt 32 and a driving wheel 33, the linkage shaft 31 is fixedly connected between two driving support wheels 2 opposite to each other along the axial direction of the blasting drum 1, the driving wheel 33 is rotatably disposed on the upper surface of the support block 4, the driving wheel 33 is located on one side of the linkage shaft 31 far away from the blasting drum 1, the synchronous chain belt 32 is sleeved between the circumferential wall of the driving wheel 33 and the circumferential wall of the linkage shaft 31, the support block 4 is further provided with a first driving device 331, the first driving device 331 in this embodiment is a driving motor, and the first driving device 331 is fixedly connected with the wheel center of the driving wheel 33. The first driving device 331 is started to make the driving wheel 33 drive the linkage shaft 31 to rotate through the synchronous chain belt 32, so as to drive the driving support wheel 2 to rotate.
As shown in fig. 4, the feeding and discharging of the blank in this embodiment are realized by the following structure: firstly, a closed door 13 is rotatably arranged at a cylinder opening at one end of the shot blasting rotary cylinder 1, a base 8 is arranged on the outer side wall of the closed door 13, a hook rod 81 is also slidably arranged on the base 8 along the axial direction of the shot blasting rotary cylinder 1, the hook rod 81 and the base 8 are positioned by friction, and a hook beam 82 matched with the hook rod 81 is arranged on the shot blasting rotary cylinder 1; meanwhile, in the embodiment, two spiral sheets 14 are arranged at one end of the inner peripheral wall of the shot blasting rotating drum 1 far away from the closed door 13, and the spiral directions of the two spiral sheets 14 are opposite and are arranged in a staggered mode. Therefore, the closing door 13 is opened, the blank is placed into the shot blasting rotary drum 1, then the closing door 13 is closed, the hook rod 81 is moved, the hook rod 81 is hooked with the hook beam 82, the closing door 13 is closed tightly, and the blank can be fed. Then the shot blasting rotating cylinder 1 is rotated forward, and the spiral piece 14 promotes the blank to continuously close one side of the door 13 to move, so that the blank is fully impacted; in order to further improve the removal efficiency of the residual sand from the blank, in this embodiment, the inner peripheral wall of the shot blasting drum 1 is provided with a plurality of shot blasting plates 12, and the shot blasting plates 12 can further impact and stir the blank, so that the residual sand is separated from the blank as much as possible; after the shot blasting is finished, the shot blasting rotary drum 1 is reversely rotated, and the screw pieces 14 can lead the blank out of the shot blasting rotary drum 1.
As shown in fig. 5 and fig. 6, in order to reduce noise pollution and sand and dust spreading in the working environment, in this embodiment, a sound insulation box 5 is further covered on the outer side of the shot blasting rotating cylinder 1, and the supporting block 4 and the driving member 3 are both located in the sound insulation box 5; the sound insulation box 5 and the opposite side walls at the two axial ends of the shot blasting rotating drum 1 are both provided with an opening door 51 in a rotating manner, a locking piece 52 is arranged between the opening door and the sound insulation box 5, and the locking piece 52 can be a buckle lock in the embodiment; in the shot blasting process, the opening door 51 is closed, so that noise and dust can be effectively isolated.
The implementation principle of the first embodiment is as follows: opening the opening door 51 and the closing door 13, putting the blank into the shot blasting rotary drum 1, and then closing the closing door 13 and the opening door 51; the first driving device 331 is started to drive the supporting wheel 2 to rotate, the supporting wheel 2 can drive the shot blasting rotating drum 1 to rotate forwards, the blank is continuously impacted on the shot blasting rotating drum 1, the residual sand on the blank can be separated from the blank, and the separated residual sand can fall into the sand shakeout groove 41 through the filtering hole 15; after the shot blasting is finished, the opening door 51 on one side far away from the closing door 13 is opened, the shot blasting rotary drum 1 is reversely rotated, so that the blank is discharged from the shot blasting rotary drum 1, and finally, the residual sand in the sand shakeout groove 41 is shoveled out by using a shovel.
Example two:
as shown in fig. 7 and 9, the present embodiment is different from the first embodiment in that: two driving rollers 6 are rotatably arranged in the sand dropping groove 41 below the shot blasting rotating drum 1, in the embodiment, the two driving rollers 6 are positioned at two axial sides of the shot blasting rotating drum 1, a sand conveying belt 61 is sleeved between the two driving rollers 6, the end wall of the sand conveying belt 61 extends out of the sand dropping groove 41 along the horizontal direction, and meanwhile, a certain space is formed between the inner side wall of the sound insulation box 5 and the end wall of the sand conveying belt 61 for stacking separated residual sand; the ground of the sand-dropping groove 41 below the blasting drum 1 is also provided with a second driving device 62 for driving the driving roller 6 to rotate, and the second driving device 62 in the embodiment is a driving motor. In the shot blasting process, the second driving device 62 is started, so that the driving roller 6 drives the sand conveying belt 61 to rotate, and in the falling process of the separated residual sand to the sand falling groove 41, the separated residual sand falls onto the sand conveying belt 61, so that the sand conveying belt 61 can directly clean the residual sand out of the sand falling groove 41.
As shown in fig. 8 and 9, in the present embodiment, the sand blocking plates 7 are further disposed on the ground in the shakeout groove 41, the sand blocking plates 7 are located at two axial ends of the driving roller 6, and the side walls of the sand blocking plates 7 close to the sand conveying belt 61 are concavely provided with guide grooves 71, and the sand conveying belt 61 is slidably connected with the guide grooves 71 on the sand blocking plates 7 along the end walls at the two axial ends of the driving roller 6. Therefore, when the sand conveying belt 61 conveys the separated residual sand, the guide groove 71 can guide the sand conveying belt 61, and meanwhile, the sand baffle 7 can reduce the falling of the separated residual sand along two sides of the axial direction of the driving roller 6.
The implementation principle of the second embodiment is as follows: in the shot blasting process, the second driving device 62 is simultaneously started, the residual sand can fall onto the sand conveying belt 61 after leaving the shot blasting drum 1, then under the guiding action of the guide groove 71 and the limiting action of the sand blocking plate 7, the sand conveying belt 61 smoothly conveys the separated residual sand out of the sand dropping groove 41, so that the separated residual sand is piled on the ground in front of the discharge end of the sand conveying belt 61, after the shot blasting is finished, the door 51 is opened, and the residual sand outside the sand dropping groove 41 is cleaned.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. The utility model provides a corase grind formula shot-blasting machine which characterized in that: including throwing ball rotary drum (1), drive and prop wheel (2) and drive a commentaries on classics piece (3), the axial both ends of throwing ball rotary drum (1) are provided with and prop swivel rail (11), the drive props wheel (2) and supports the axial both ends at throwing ball rotary drum (1), the drive props wheel (2) and props swivel rail (11) roll connection, it props the wheel (2) and is used for the drive to prop wheel (2) and rotate to drive a commentaries on classics piece (3) setting on drive props wheel (2).
2. The rough grinding type shot blasting machine according to claim 1, wherein: the inner peripheral wall of the shot blasting rotating cylinder (1) is provided with a plurality of shot blasting plates (12).
3. The rough grinding type shot blasting machine according to claim 1, wherein: drive commentaries on classics piece (3) including universal driving shaft (31), synchronous chain belt (32) and drive wheel (33), universal driving shaft (31) are connected and are propped between wheel (2) along two drive that shot-blasting rotary drum (1) axial is relative, drive wheel (33) are located universal driving shaft (31) and keep away from one side of shot-blasting rotary drum (1), synchronous chain belt (32) cover is established between drive wheel (33) circumference wall and universal driving shaft (31) circumference wall, the wheel heart department of drive wheel (33) is connected with first drive arrangement (331).
4. The rough grinding type shot blasting machine according to claim 1, wherein: a closed door (13) is arranged at a barrel opening at one end of the shot blasting rotating barrel (1), and a spiral piece (14) is arranged at one end, far away from the closed door (13), of the inner peripheral wall of the shot blasting rotating barrel (1).
5. The rough grinding type shot blasting machine according to claim 4, wherein: the spiral piece (14) has two and the spiral direction is opposite, two spiral piece (14) dislocation set.
6. A rough grinding type shot blasting machine according to claim 3, characterized in that: the bottom end of the driving support wheel (2) is provided with a support block (4), a sand-dropping groove (41) is formed below the shot blasting rotating drum (1), and the wall of the shot blasting rotating drum (1) is provided with a filter hole (15) in a penetrating manner.
7. The rough grinding type shot blasting machine according to claim 1, wherein: the shot blasting rotary drum is characterized in that a sound insulation box (5) is covered on the outer side of the shot blasting rotary drum (1), an opening door (51) is arranged on the side wall, opposite to the axial direction of the shot blasting rotary drum (1), of the sound insulation box (5), and a locking piece (52) is arranged between the opening door (51) and the sound insulation box (5).
8. The rough grinding type shot blasting machine according to claim 6, wherein: two driving rollers (6) are rotatably arranged in a sand dropping groove (41) below the shot blasting rotating drum (1), the two driving rollers (6) are positioned on two axial sides of the shot blasting rotating drum (1), a sand conveying belt (61) is sleeved between the two driving rollers (6), and a second driving device (62) for driving the driving rollers (6) to rotate is arranged in the sand dropping groove (41) below the shot blasting rotating drum (1).
9. The rough grinding type shot blasting machine according to claim 7, wherein: the shot blasting machine is characterized in that sand blocking plates (7) are arranged in a sand dropping groove (41) below the shot blasting rotary drum (1), the sand blocking plates (7) are located at two axial ends of the driving roller (6), guide grooves (71) are concavely formed in the side walls, close to the sand conveying belt (61), of the sand blocking plates (7), and the sand conveying belt (61) is connected with the guide grooves (71) in the sand blocking plates (7) in a sliding mode along the end walls at the two axial ends of the driving roller (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021499114.2U CN212794588U (en) | 2020-07-25 | 2020-07-25 | Rough grinding type shot blasting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021499114.2U CN212794588U (en) | 2020-07-25 | 2020-07-25 | Rough grinding type shot blasting machine |
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| Publication Number | Publication Date |
|---|---|
| CN212794588U true CN212794588U (en) | 2021-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021499114.2U Expired - Fee Related CN212794588U (en) | 2020-07-25 | 2020-07-25 | Rough grinding type shot blasting machine |
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| Country | Link |
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| CN (1) | CN212794588U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112975761A (en) * | 2021-03-30 | 2021-06-18 | 宁波金亿卡特勒车业有限公司 | Shot blasting machine and using method thereof |
| CN113319743A (en) * | 2021-07-02 | 2021-08-31 | 兴化市恒源特钢有限公司 | Special steel casting sand blasting deburring equipment |
-
2020
- 2020-07-25 CN CN202021499114.2U patent/CN212794588U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112975761A (en) * | 2021-03-30 | 2021-06-18 | 宁波金亿卡特勒车业有限公司 | Shot blasting machine and using method thereof |
| CN113319743A (en) * | 2021-07-02 | 2021-08-31 | 兴化市恒源特钢有限公司 | Special steel casting sand blasting deburring equipment |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Coarse grinding type shot blasting machine Effective date of registration: 20210820 Granted publication date: 20210326 Pledgee: China Construction Bank Co.,Ltd. Nanjing Gaochun sub branch Pledgor: Nanjing Huiheng electromechanical Co.,Ltd. Registration number: Y2021980008040 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220909 Granted publication date: 20210326 Pledgee: China Construction Bank Co.,Ltd. Nanjing Gaochun sub branch Pledgor: Nanjing Huiheng electromechanical Co.,Ltd. Registration number: Y2021980008040 |
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| 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: 20210326 |