CN102009389A - Shot blasting method and device thereof - Google Patents
Shot blasting method and device thereof Download PDFInfo
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- CN102009389A CN102009389A CN2010102667558A CN201010266755A CN102009389A CN 102009389 A CN102009389 A CN 102009389A CN 2010102667558 A CN2010102667558 A CN 2010102667558A CN 201010266755 A CN201010266755 A CN 201010266755A CN 102009389 A CN102009389 A CN 102009389A
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Abstract
The present invention provides a shot blasting method which does not cause non-uniform grinding and cleaning on the product, or remaining of product to be discharged in a rotating roller, or splashing of the shot hard particles to outside. A dent part for product mixing is formed through a skirt type conveyor and two circular-plate-shaped end plates. In the dent part for product mixing, while the small-sized or middle-sized product is mixed and turned, hard particles are shot for performing shot blasting. The skirt-type conveyor is composed of annular tapes. Two end plates are rotatably configured at a left end and a right end of the skirt-type conveyor, wherein the shot blasting method comprises the following steps: a step of inputting product into the dent part for product mixing; a step of rotating the skirt-type conveyor and the two end plates for rotating and turning the product after surrounding the dent part for product mixing; a step of shooting hard particles to the mixed and turned product for performing shot blasting to the product; and a step of discharging the product from the dent part for product mixing through the rotation of the skirt-type conveyor and two end plates after the shot blasting to the product is finished.
Description
Technical field
The present invention relates to ball blasting method and equipment thereof, in particular to the method and apparatus that is suitable for the product of smallclothes or median size parts is carried out shot-peening.
Background technology
In the past, a kind of as this shot blasting equipment, it is constructed as follows, and has: the chamber; Be installed in a plurality of solids grenade instrumentations on the top, chamber of this chamber; Approximate horizontal ground connects the inclination adjustable shelf of chamber and tiltable activity on the perforation direction of chamber; Swing roller, this swing roller form tubular and landscape configuration on the inclination adjustable shelf, and this swing roller can have opening with the positive and negative rotation of predetermined angular and on the position corresponding with a plurality of solids grenade instrumentations on the top of main body; Make the inclination head of inclination adjustable shelf inclination activity; And make the whirligig of swing roller with the positive and negative rotation of predetermined angular; The sealing mechanism that seals between the main body to the sidewall of chamber and swing roller, make the start of inclination head in advance and making under the state of swing roller with predetermined angular inclination activity via the inclination adjustable shelf, after putting into product in the swing roller, utilize the positive and negative rotation of swing roller, it is moved downwards in swing roller, and carry out ground and cleaned by the projection solids, discharge product from the other end peristome of swing roller afterwards.
Patent documentation 1: Japanese patent laid-open 6-143144 number open communique
Yet, when utilizing in the past the shot blasting equipment of above-mentioned formation, the part on upper strata that is positioned at product is by ground and cleaned preferably, but be positioned at the part of lower floor owing to be not exposed under the solids that is throwed, so the inequality of ground and cleaned on product, can occur, and, product can not spread out of fully from swing roller, therefore, the operating personnel must enter in the swing roller remaining product is discharged, and, because sealing mechanism can't prevent splashing of solids fully, be the problem of splashing in the outside of cylinder to the position at operating personnel place at high speed thereby can bring solids.
Summary of the invention
The present invention In view of the foregoing makes, its purpose is to provide a kind of ball blasting method and equipment thereof, by this method and apparatus, not can the inequality that produces ground and cleaned on the product, can not be in swing roller the residual product that should discharge, the solids that throwed can not be splashed to the outside yet.
In order to achieve the above object, ball blasting method of the present invention utilizes apronbelt and two discoideus end plates to constitute product stirring recess, stir with in the recess at this product, stir, its projection solids carried out shot-peening the product of upset smallclothes or median size parts the time, above-mentioned apronbelt is made of the band of ring-type, two above-mentioned end plates are rotatably set at the two ends, the left and right sides of this apronbelt, it is characterized in that, comprise following operation: stir with the operation that drops into product in the recess at product; Surround dropping into after the product that product is arranged stirs with recess, make apronbelt and two operations that end plate rotates the product that stirs, overturns; Come product is carried out the operation of bead to the product projection solids that stirs, overturns; And, after the bead of product finishes, utilize the rotation of apronbelt and two end plates that product is stirred the operation of discharging with recess from goods.
Present invention includes at the said goods and stir with the operation that drops into product in the recess; Surround dropping into after the product that product is arranged stirs with recess, make apronbelt and two operations that end plate rotates the product that stirs, overturns; Come product is carried out the operation of bead to the product projection solids that stirs, overturns; And, after the bead of product finishes, utilize the rotation of apronbelt and two end plates that product is stirred the operation of discharging with recess from goods, therefore, can on product, not produce the ground and cleaned inequality, can be in swing roller the residual product that should discharge, the solids of projection can not splash to the outside yet, has played excellent actual effect.
Description of drawings
Fig. 1 is the right side view that expression is suitable for the embodiment 1 of shot blasting equipment of the present invention.
Fig. 2 is the front view that expression is suitable for the embodiment 1 of shot blasting equipment of the present invention.
Fig. 3 is the right side view of the major part of the expression embodiment 1 that is suitable for shot blasting equipment of the present invention.
Fig. 4 is the apronbelt 9 in the presentation graphs 3 and the stereogram of end plate 10.
Fig. 5 is the front view that expression is suitable for the embodiment 2 of shot blasting equipment of the present invention.
Fig. 6 is the left side view that expression is suitable for the embodiment 2 of shot blasting equipment of the present invention.
Symbol description is as follows
1,101 ... shot-blast unit; 2 ... the product feeding device; 3,103 ... the solids EGR; 4 ... belt conveyer; 5,105 ... the chamber; 6,7,8 ... roller; 9 ... apronbelt; 10 ... end plate; 11,111 ... door; 13 ... centrifugal projecting machine; 14 ... board; 15 ... the inclination adjustable shelf; 16 ... batch can; 17 ... cable wire; 18 ... haulage gear; 19 ... support unit; 20 ... screw conveyer; 21,121 ... the batch can lift; 22,122 ... separator; 23,123 ... hopper; 24,124 ... valve; 25,125 ... ingress pipe; 26 ... play heavy parts; 50 ... the product mixing part; 55 ... upper body; 56 ... lower body; 127 ... sliding surface; 128 ... hinge; W ... product.
The specific embodiment
Below, describe at an embodiment who is suitable for shot blasting equipment of the present invention.
Embodiment 1
Describe the shot blasting equipment of embodiment 1 in detail based on Fig. 1～Fig. 4.As shown in Figures 1 and 2, the shot blasting equipment of present embodiment 1 constitutes to have: shot-blast equipment 1, and it stirs, its projection solids is carried out shot-peening the product of upset smallclothes or median size parts the time; Product feeding device 2, it is put into product in the shot-blast unit 1; Solids EGR 3, it reclaims solids so that the solids circulation from shot-blast unit 1 when shot-blast unit 1 is supplied with solids; And belt conveyer 4, it will be transported to determined location from the product that shot-blast unit 1 is discharged.
As shown in Figure 3, shot-blast unit 1 constitutes to have: chamber 5, its formation prevent the ground and cleaned chamber that solids splashes, and this ground and cleaned chamber has the opening of product turnover usefulness in the front; Product mixing part 50; Door 11, it liftably is installed on the chamber 5 and to opening and opens and closes; Rotary drive mechanism (not shown), it is installed on the chamber 5, makes 6～8 rotations of three rollers; And the solids grenade instrumentation 13,13 of a plurality of centrifugal projection-types, it is installed on the chamber 5, in stirring with recess, product throws solids, the said goods mixing part 50 comprises: three rollers 6～8, they rotatably be erected at chamber 5 left and right sides sidewall, be positioned between the residing position, each summit of the right angled triangle that the mode of hypotenuse disposes with opening; The apronbelt 9 of endless belt structure, its 6～8 of three rollers rotatably by lodge; Two discoideus end plates 10,10, the mode that this end plate 10,10 can rotate in vertical plane is installed on the left and right sides sidewall of chamber 5, and engages with the both ends, the left and right sides of apronbelt 9 as shown in Figure 4, marks off product stirring recess thus.And apronbelt 9 is provided with a plurality of apertures (with reference to Fig. 4) that pass through for the foreign material that come off from product or solids.
In addition, as shown in Figures 1 and 2, product feeding device 2 has: board 14; Inclination adjustable shelf 15, near its center can be held along the mode of board 14 free liftings and can be up and down rotationally by pivot suspension; Be installed in the batch can 16 of the face side of inclination adjustable shelf 15; Haulage gear 18, it draws near being installed in the top of board 14 and the central authorities of playing heavy parts 26 and 17 pairs of batch cans 16 of cable wire via the word of falling U shape; Support unit 19, its outstanding positive upper/lower positions that is arranged on the opening of chamber 5, and the fulcrum during as the 15 inclination activities of inclination adjustable shelf, if batch can 16 is pulled by haulage gear 18, then shown in the double dot dash line among Fig. 1, batch can 16 is the activity of tilting down of the direction of fulcrum opening of 5 towards the chamber with support unit 19.In addition, used thread-like member when in embodiment 1, using cable wire to be used as utilizing haulage gear traction batch can 16, but thread-like member is not limit the what cable wire, as long as the intensity that can draw batch can 16 is arranged, then can use chain, roller chain, rope etc.
In addition, solids EGR 3 has: the screw conveyer 20 that is installed in the bottom of chamber; Batch can lift 21, this batch can lift 21 is straightened setting, and the mouth that spreads out of of screw conveyer 20 is communicated with its supply port; Separator 22, it separates solids and foreign material to install with mouthful mode that is communicated with that spreads out of of batch can lift 21; Hopper 23, the solids outlet that it is installed in separator 22 temporarily stores solids; And a plurality of ingress pipes 25,25, it is connected respectively to a plurality of solids grenade instrumentations 13,13 via valve 24 with the outlet of hopper 23 and imports solids.
Then, illustrate that beginning the order that product W to smallclothes or median size parts carries out bead from state shown in Figure 1 describes.Door 11 is risen, open the opening of chamber 5, simultaneously to rotary drive mechanism just changeing drive so that three rollers 6～8 and apronbelt 9 as illustrated in fig. 4 towards positive veer rotation, under this state, product W is put into after the batch can 16, by haulage gear 18 this batch can 16 being sling, be fulcrum to the opening direction of chamber 5 towards having a down dip activity with support unit 19 simultaneously, stirs in the usefulness recess with the product of product W being put into chamber 5.
After in product W being put into product stirring usefulness recess, haulage gear 18 is carried out reverse drive, batch can 16 is descended, make its return-to-home position, door 11 is descended, the opening of close chamber 5, then make solids EGR 3 and 13 work of solids grenade instrumentation, in product stirs with recess, throw solids, simultaneously apronbelt 9 and end plate 10,10 are just being changeed, like this, product just because of the rotation of apronbelt 9 and end plate 10,10 be stirred, when overturning by shot-peening.
After the shot-peening of product W finishes, stop the work of solids EGR 3 and solids grenade instrumentation 13 and the rotation of apronbelt 9 and end plate 10,10, and door 11 risings are opened the opening of chamber 5 once more, then, drive belt conveyer 4, and reverse rotation driving rotary drive mechanism, three rollers 6～8 and apronbelt are rotated towards reverse directions as illustrated in fig. 4, thereby the product stirring is spread out of on the belt conveyer 4 with the product W behind the shot-peening in the recess, finish a circulation.
Below, describe the shot blasting equipment of embodiment 2 in detail based on Fig. 5～Fig. 6.The shot blasting equipment of present embodiment 2 constitutes and comprises: shot-blast unit 101, and it stirs, its projection solids is carried out shot-peening the product of upset smallclothes or median size parts the time; And solids EGR 103, it is supplied with solids and reclaims solids so that the solids circulation from shot-blast unit 101 to shot-blast unit 101.The shot blasting equipment of embodiment 2 is belt conveyer 4 formation afterwards of the shot blasting equipment of embodiment 1 being removed product feeding device 2 and product being transported to fixed-site.The shot blasting equipment of embodiment 2 is compared with the shot blasting equipment of embodiment 1, and majority is to use in the less situation of the treating capacity of product W.Therefore, for the shot blasting equipment of embodiment 2, though constitute with the shot-blast unit and the solids EGR of the shot blasting equipment of embodiment 1 roughly the samely, outward appearance is littler than the shot blasting equipment of embodiment 1.
Shot-blast unit 101 constitutes to have: product mixing part 50; Chamber 105, its formation prevent the ground and cleaned chamber that solids splashes, and this ground and cleaned chamber has the opening of product turnover usefulness in the front; Door 111, it can open and close hermetically to the opening of the product turnover usefulness in the front that is formed on chamber 105; Rotary drive mechanism (not shown), it is installed on the chamber 105, makes 6～8 rotations of three rollers; And the solids grenade instrumentation 13 of centrifugal projection-type, it is installed on chamber 105, and throws solids in product stirs with recess.The said goods mixing part 50 comprises: three rollers 6～8, they rotatably be erected at chamber 105 left and right sides sidewall, be positioned between the residing position, each summit of the right angled triangle that the mode of hypotenuse disposes with opening; The apronbelt 9 of endless belt structure, its 6～8 of three rollers rotatably by lodge; Two discoideus end plates 10,10, this end plate 10,10 is installed on the left and right sides sidewall of chamber 105 in the mode that can rotate in vertical face, and engages with the both ends, the left and right sides of apronbelt 9 as shown in Figure 4, marks off product stirring recess thus.And apronbelt 9 is provided with a plurality of apertures (with reference to Fig. 4) that pass through for the foreign material that come off from product or solids
One side about door 111 (left side among Fig. 5) is bonded together via hinge 128 and chamber 105.Door 111 is that rotating shaft can open and close with this hinge 128.In addition, the outboard peripheries that passes in and out with opening at the product that is formed at chamber 105 disposes seal member (for example, single sponge).When door 111 was closed, sealing parts and door 111 were crimped on together.In addition, the opposite side that disposes hinge of door 111 is provided with fixed mechanism, and this fixed mechanism maintains closed condition with door 111 and chamber 105.
And, the chamber 105 of present embodiment 2 can constitute dividually: upper body 55 and lower body 56, this upper body 55 comprises the solids grenade instrumentation 13 of the said goods mixing part 50, and this lower body 56 comprises the sliding surface 127 that the projection collection of material is got up and carried to above-mentioned solids EGR 103.
Since with chamber 105 do to become can with comprise product mixing part 50 solids grenade instrumentation 13 upper body 55 integratedly from the chamber 105 lower body 56 separated, therefore, can be ready to change in advance the upper body of each parts, and ready upper body changed, thereby finish the replacing of apronbelt and belt wheel, so just reduced replacing operation needed man-hour, in addition, also can reduce because of the out-of-work time of maintenance.In addition, also bring following effect, promptly, upper body is brought back after the engineering repair works, can utilize power-equipments such as special fixture or crane to come safety and change simply.
Solids EGR 103 constitutes and comprises: batch can lift 121, and this batch can lift 121 is straightened setting, and the mouth that spreads out of of the sliding surface 127 of the lower body of chamber is communicated with supply port; Separator 122, it separates solids and foreign material to install with mouthful mode that is communicated with that spreads out of of batch can lift 121; Hopper 123, it is installed in the solids outlet and the temporary transient solids that stores of separator 122; Ingress pipe 125, it is connected to solids grenade instrumentation 13 via valve 124 with the outlet of hopper 123 and imports solids.
In the solids EGR of present embodiment 2,, therefore do not use spiral conveyer, but can as the solids EGR 3 of embodiment 1, use screw conveyer yet in the bottom of chamber because shot-blast unit is less.
Then, illustrate that the shot blasting equipment that adopts present embodiment 2 comes product W is carried out the order of bead.Door 111 is rotated open the opening of chamber 105, the product of product W being put into chamber 105 stirs with in the recess.Can adopt manual input or manually drop into as the input method of product W, but be not particularly limited while auxiliary equipment such as using crane.
Stirring to product with after dropping into product W in the recess, make the direction counter-rotating of the direction of rotation of door 111 to the time with opening, opening with close chamber 105, then, make solids EGR 3 and 13 work of solids grenade instrumentation, in stirring with recess, product throws solids, simultaneously rotary drive mechanism is just being changeed driving, make three rollers 6～8 and apronbelt 9 and end plate 10,10 as illustrated in fig. 4 to positive veer rotation, when like this, product just is stirred, overturns in product stirs with recess by shot-peening.
After the shot-peening of product W finishes, stop the work of solids EGR 3 and solids grenade instrumentation 13 and the rotation of apronbelt 9 and end plate 10,10, and door 11 is rotated, open the opening of chamber 105 once more, then, after the support structure that will be used to accept product W (not shown) is configured in the lower opening portion of chamber 105, the rotary drive mechanism counter-rotating is driven, so that three rollers 6～8 and apronbelt 9 rotate to reverse directions as illustrated in fig. 4, thereby product is stirred the discharge with the product W behind the shot-peening in the recess, finish a circulation.
In addition, in the above-described embodiments, having used the device of centrifugal projection-type as solids grenade instrumentation 13, but be not limited to this, also can be to adopt compressed air to come from the solids grenade instrumentation of the structure of nozzle ejection solids.
Claims (11)
1. ball blasting method, utilize apronbelt and two discoideus end plates to constitute product stirring recess, and in this product stirs the usefulness recess, stir, its projection solids carried out shot-peening the product of upset smallclothes or median size parts the time, above-mentioned apronbelt is made of the band of ring-type, above-mentioned two end plates are rotatably set at the two ends, the left and right sides of this apronbelt, it is characterized in that, comprise following operation:
Stir with the operation that drops into product in the recess at the said goods;
Surround dropping into after the said goods that product is arranged stirs with recess, make above-mentioned apronbelt and two operations that above-mentioned end plate rotates the product that stirs, overturns;
Come product is carried out the operation of bead to the product projection solids that stirs, overturns; And,
After the bead of product finishes, utilize the rotation of above-mentioned apronbelt and two above-mentioned end plates that product is stirred the operation of discharging with recess from the said goods.
2. shot blasting equipment, it stirs, its projection solids is come product is carried out shot-peening the product of upset smallclothes or median size parts the time, it is characterized in that,
This shot blasting equipment has:
Shot-blast unit comes product is carried out shot-peening to its projection solids when it stirs, overturns product; And
The solids EGR, it reclaims solids from shot-blast unit when shot-blast unit is supplied with solids, so that the solids circulation.
3. shot blasting equipment according to claim 2 is characterized in that,
Above-mentioned shot-blast unit comprises: chamber, product mixing part and solids grenade instrumentation,
Described chamber, it has constituted the ground and cleaned chamber that prevents that solids from splashing, and this ground and cleaned chamber has the opening of product turnover usefulness in the front;
The said goods mixing part comprises:
Three rollers, these three rollers rotatably be erected at this chamber left and right sides sidewall, be positioned between the residing position, each summit of the right angled triangle that the mode of hypotenuse disposes with above-mentioned opening;
The apronbelt of endless belt structure, its between above-mentioned three rollers rotatably by lodge;
Two discoideus end plates, it can be installed in vertical plane on the left and right sides sidewall of above-mentioned chamber rotatably, and engages with the both ends, the left and right sides of above-mentioned apronbelt, marks off product stirring recess thus; And
Rotary drive mechanism, it is installed in above-mentioned chamber, makes three above-mentioned roller rotations,
Above-mentioned solids grenade instrumentation is installed in above-mentioned chamber, throws solids in the said goods stirs with recess.
4. shot blasting equipment according to claim 3 is characterized in that,
Can carry out airtight door with opening to the product that the front the had turnover of the chamber of above-mentioned shot-blast unit, on one side with about be that rotating shaft rotates, to open and close.
5. shot blasting equipment according to claim 3 is characterized in that,
The chamber of above-mentioned shot-blast unit can be divided into upper body and lower body,
This upper body comprises the said goods mixing part and above-mentioned solids grenade instrumentation,
This lower body comprises makes the projection collection of material together and be sent to the sliding surface of above-mentioned solids EGR.
6. shot blasting equipment according to claim 2 is characterized in that,
This shot blasting equipment also has the product feeding device of input product in shot-blast unit and will be transported to the conveying device of determined location from the product that shot-blast unit is discharged.
7. shot blasting equipment according to claim 6 is characterized in that,
The said goods feeding device comprises:
Board;
The inclination adjustable shelf, near its center can being held along the mode of this board free lifting, and should the inclination adjustable shelf can be up and down rotationally by pivot suspension;
Batch can, it is installed in the face side of this inclination adjustable shelf;
Haulage gear, it is installed in the top of above-mentioned board, and draws near playing heavy parts and the central authorities of thread-like member to above-mentioned batch can; And
Support unit, it is outstanding be arranged on above-mentioned chamber opening under, and the fulcrum during as the inclination activity of above-mentioned inclination adjustable shelf.
8. shot blasting equipment according to claim 6 is characterized in that,
Can carry out an airtight door lifting with opening to the product that the front the had turnover of the chamber of above-mentioned shot-blast unit and open and close by making.
9. according to each described shot blasting equipment in the claim 2～8, it is characterized in that,
Above-mentioned solids EGR comprises:
Be installed in the screw conveyer of the bottom of above-mentioned chamber;
The batch can lift, it is provided with being straightened, and the mouth that spreads out of of this screw conveyer is communicated with its supply port;
Separator, spreading out of of itself and this batch can lift mouthful installed communicatively, and solids is separated with foreign material;
Hopper, it is installed in the solids outlet of this separator, and temporarily stores solids;
Ingress pipe, it makes the outlet of this hopper be connected with above-mentioned solids grenade instrumentation to import solids via valve.
10. according to each described shot blasting equipment in the claim 6～8, it is characterized in that,
Above-mentioned conveying device is a belt conveyer.
11. according to each described shot blasting equipment in the claim 2～8, it is characterized in that,
Above-mentioned solids grenade instrumentation is the grenade instrumentation of centrifugal projection-type.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009-206737 | 2009-09-08 | ||
| JP2009206737 | 2009-09-08 | ||
| JP2010153733A JP2011079120A (en) | 2009-09-08 | 2010-07-06 | Shot blasting method and equipment therefor |
| JP2010-153733 | 2010-07-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102009389A true CN102009389A (en) | 2011-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102667558A Pending CN102009389A (en) | 2009-09-08 | 2010-08-27 | Shot blasting method and device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102009389A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103770013A (en) * | 2012-10-19 | 2014-05-07 | 新东工业株式会社 | Shot-peening device processing peripheral part of substrate, and shot-peening method |
| CN104816250A (en) * | 2015-04-12 | 2015-08-05 | 安庆旭东工贸有限责任公司 | Double-layer cleaning type crawler-belt shot blasting machine |
| CN106044153A (en) * | 2012-04-07 | 2016-10-26 | 朝日锻造株式会社 | Shot blast system control method |
| CN107772658A (en) * | 2017-12-06 | 2018-03-09 | 东莞市详松自动化科技有限公司 | A kind of sole makes thick machine and beats unskilled workman's skill automatically |
| CN112192456A (en) * | 2020-09-28 | 2021-01-08 | 唐克 | Automatic material loading shot-blasting machine |
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| JPS62188355U (en) * | 1986-05-20 | 1987-11-30 | ||
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| US4052820A (en) * | 1976-01-21 | 1977-10-11 | Wheelabrator-Frye, Inc. | Portable surface treating apparatus |
| CN85105906A (en) * | 1984-07-30 | 1987-09-30 | 同和铁粉工业株式会社 | Be used for the continuous mechanical plating of the sand-blast material and the use sand-blast material of mechanical plating |
| JPS62188355U (en) * | 1986-05-20 | 1987-11-30 | ||
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106044153A (en) * | 2012-04-07 | 2016-10-26 | 朝日锻造株式会社 | Shot blast system control method |
| CN103770013A (en) * | 2012-10-19 | 2014-05-07 | 新东工业株式会社 | Shot-peening device processing peripheral part of substrate, and shot-peening method |
| CN103770013B (en) * | 2012-10-19 | 2017-07-18 | 新东工业株式会社 | Blasting apparatus and method for blasting |
| CN104816250A (en) * | 2015-04-12 | 2015-08-05 | 安庆旭东工贸有限责任公司 | Double-layer cleaning type crawler-belt shot blasting machine |
| CN107772658A (en) * | 2017-12-06 | 2018-03-09 | 东莞市详松自动化科技有限公司 | A kind of sole makes thick machine and beats unskilled workman's skill automatically |
| CN112192456A (en) * | 2020-09-28 | 2021-01-08 | 唐克 | Automatic material loading shot-blasting machine |
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Application publication date: 20110413 |