JP2021024009A - Blast device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a power saving blast device. SOLUTION: A blasting device 1 includes a barrel cage 31 for accommodating and rotating a plurality of objects to be inspected and a disk 59 provided with a plurality of blades 58, and rotates the disk 59 to apply centrifugal force to the disk 59. The polishing material is projected toward the object to be cleaned by using the polishing material, and is provided with a projection rotor 54 provided in the barrel basket 31. [Selection diagram] Fig. 1

Description

The present invention relates to a blasting device that sweeps an object to be cleaned with a cleaning material.

A blasting device has been proposed in which a plurality of blast nozzles are provided in a rotating tubular can body to lower an workpiece in the can body (see, for example, Patent Document 1).

Registered Utility Model No. 3208678

Since the above-mentioned blasting device has a configuration in which a plurality of blasting nozzles are provided inside the can, power consumption is high.

Therefore, an object of the present invention is to provide a power-saving blasting device.

In order to solve the above problems, the blasting device according to the embodiment of the present invention includes a barrel cage that accommodates and rotates a plurality of objects to be inspected, and a disk provided with a plurality of blades, and rotates the disk. The cleaning material is projected toward the object to be cleaned by utilizing the centrifugal force of the disk, and is provided with a projection rotor provided in the barrel cage.

The barrel basket further includes a housing for supporting the ballet basket and the projection rotor, and the barrel basket includes a basket body having openings for loading and unloading a plurality of objects to be studied, a lid for opening and closing the openings, and a lid. The housing may be provided with an opening / closing portion that operates the lid portion to open / close the opening, and a control unit that controls the operation of the opening / closing portion.

The lid is provided on the cover, a cover that abuts on the opening, closes the opening, and opens the opening away from the opening, a holding portion provided on the basket body, and the cover. The cover is provided with a held portion in which the cover abuts on the opening and the opening is closed when the cover is held by the holding portion, and the control unit operates the opening / closing portion. By pulling up the cover, the coupling between the holding portion and the held portion is released, the cover is separated from the opening to open the opening, and the cover is pushed down. The holding portion and the held portion may be coupled, and the cover may be brought into contact with the opening to close the opening.

The cover portion is rotatably provided with respect to the basket body, and by rotating, the cover portion abuts on the opening portion to close the opening portion, and is separated from the opening portion to open the opening portion. When the cover, the holding portion provided on the basket body, and the holding portion provided on the cover are held, the cover abuts on the opening and the opening is closed. The opening / closing part includes an opening / closing arm rotatably provided with respect to the housing, and the control part operates the opening / closing arm to push up the cover to push up the holding part. And the held portion are released, the cover is separated from the opening to open the opening, and the cover is pushed down to connect the holding portion and the held portion. , The cover may be brought into contact with the opening to close the opening.

The lid includes a cover that abuts on the opening to close the opening and opens the opening away from the opening, one end connected to the basket body, and the other end to the cover. The control unit includes a connected coil spring, and the control unit operates the opening / closing unit to pull up the cover against the tensile force of the coil spring, thereby separating the cover from the opening and opening the opening. The portion may be opened and the cover may be brought into contact with the opening by the tensile force of the coil spring to close the opening.

The truncated cone body of the barrel cage includes a cylindrical portion and a pair of truncated cone portions provided on both sides of the cylindrical portion in the axial direction of rotation of the barrel cage and tapering away from the cylindrical portion. The inner surface of the slope portion of the portion is inclined so as to be separated from the cylindrical portion as it goes downstream in the rotation direction of the barrel cage, and guides the sweeped object to be researched to the bottom portion of the cylindrical portion when the barrel cage rotates. A plurality of guide plates may be provided.

According to the present invention, it is possible to provide a power-saving blasting device.

The side view of the blasting apparatus which concerns on embodiment of this invention is shown. The front view of the blasting apparatus which concerns on embodiment of this invention is shown. It is explanatory drawing of the barrel basket which concerns on embodiment of this invention. It is explanatory drawing of the projection rotor which concerns on embodiment of this invention. It is explanatory drawing of the discharge / charge operation of the sweeping body to be examined in the blasting apparatus which concerns on embodiment of this invention. It is explanatory drawing of the discharge / charge operation of the sweeping body to be examined in the blasting apparatus which concerns on a modification. It is explanatory drawing of the discharge / charge operation of the sweeping body to be examined in the blasting apparatus which concerns on a modification.

The blasting apparatus 1 according to the embodiment of the present invention will be described with reference to the drawings.

<Overall configuration>
First, the overall configuration of the blasting device 1 according to the present embodiment will be described.

FIG. 1 is a side view of the blasting device 1 illustrating the internal structure of the cabinet body 2.
FIG. 2 is a front view of the blasting device 1 illustrating the internal structure of the cabinet body 2.

As shown in FIGS. 1 and 2, the blasting device 1 collects the cabinet body 2 which is a housing, the control unit 3, the polishing unit 10 for polishing the object to be polished, and the cleaning material to the cleaning unit 10. A collection and supply unit 20 for supplying is provided. The cleaning unit 10 and the collection / supply unit 20 are supported by the cabinet body 2.

On the front surface of the cabinet 2, a loading door 2A and a loading basket 2B for loading the object to be inspected, and a discharge door 2C for discharging the subject to be cleaned are provided. The input door 2A is opened and closed by the first air cylinder 2D. The throw-in basket 2B is rotationally driven by the first drive motor 2E, and a plurality of objects to be inspected are thrown into the barrel basket 31 described later. The discharge door 2C is rotated by the second air cylinder 2F to be opened and closed.

The control unit 3 includes a CPU (Central Processing Unit) and a storage unit. The CPU controls the entire blast device 1 by reading and executing the program stored in the storage unit.

The cleaning unit 10 includes a rotating unit 30, an opening / closing unit 40, a projection unit 50, and a discharging unit 60.

The rotating unit 30 includes a barrel basket 31, a second drive motor 32, and a third drive motor 33.

The barrel basket 31 includes a basket main body 34 having an opening 34a into which a plurality of objects to be cleaned are put in and discharged, and a lid portion 35 for opening and closing the opening 34a.

The basket body 34 includes a cylindrical portion 36 and a pair of truncated cone portions 37 provided on both sides of the cylindrical portion 36 in the axial direction of rotation of the barrel cage 31 and tapering away from the cylindrical portion 36 (see also FIG. 3). ). The basket body 34 is formed with a through hole 34b that penetrates the basket body 34 along the axial direction of rotation of the barrel basket 31. The opening 34a is formed in the cylindrical portion 36. The cylindrical portion 36 is formed with a plurality of holes into which the cleaning material can fall.

FIG. 3A is an internal view of one truncated cone portion 37, and FIG. 3B is a cross-sectional view of the barrel cage 31 cut along the vertical direction so as to include its rotation axis. In FIG. 3A, the barrel basket 31 rotates along the direction of arrow R1, and in FIG. 3B, the barrel basket 31 rotates so that its upper end faces the front side of the figure and the lower end faces the back side of the figure. To do.

As shown in FIG. 3, a plurality of guide plates 37B are provided on the inner surface of the slope portion 37A of each truncated cone portion 37 so as to be inclined so as to be separated from the cylindrical portion 36 toward the downstream side in the rotation direction of the barrel cage 31. Has been done. The plurality of guide plates 37B are provided so as to form an inverted C shape. The plurality of guide plates 37B guide the object to be inspected to the bottom of the cylindrical portion 36 when the barrel basket 31 rotates.

The second drive motor 32 and the third drive motor 33 are provided on the front surface and the back surface of the cabinet body 2. The barrel basket 31 is rotated by the second drive motor 32 and the third drive motor 33.

As shown in FIG. 1, the lid portion 35 includes a cover 35A, a holding portion 35B, and a held portion 35C. The cover 35A is rotatably provided with respect to the basket body 34, and by rotating, the cover 35A abuts on the opening 34a to close the opening 34a, and is separated from the opening 34a to open the opening 34a. The holding portion 35B is provided on the basket body 34. The holding portion 35B is composed of a leaf spring having a convex portion protruding toward the cover 35A. The holding portions 35B are provided at both ends of the cylindrical portion 36 in the axial direction, for example. The held portion 35C is provided at the tip of the cover 35A (the end opposite to the movable shaft) and has a semicircular cross section. The held portion 35C is provided corresponding to the holding portion 35B. A protrusion 35D protruding from the cover 35A is provided at the tip of the cover 35A at a position where the held portion 35C is not provided.

The held portion 35C is lowered via the protrusion 35D, and the held portion 35C is held by the holding portion 35B by reaching the lower side of the convex portion beyond the convex portion while elastically deforming the holding portion 35B. It will be in a state of being. The held portion 35C is raised via the protrusion 35D, and the holding portion 35B is elastically deformed to reach the upper side of the convex portion beyond the convex portion, whereby the holding portion 35C is released from being held by the holding portion 35B. Will be done.

The opening / closing portion 40 is provided in the cabinet main body 2, and includes a third air cylinder 41 and an opening / closing arm 42. The opening / closing arm 42 is configured to rotate by a third air cylinder 41. In the opening / closing portion 40, the opening / closing arm 42 pushes up the protrusion 35D of the cover 35A to release the coupling between the holding portion 35B and the held portion 35C, and separates the cover 35A from the opening 34a to open the opening 34a. By opening and pushing down the protrusion 35D of the cover 35A, the holding portion 35B and the held portion 35C are coupled, and the cover 35A is brought into contact with the opening 34a to close the opening 34a.

As shown in FIG. 2, the projection unit 50 includes a fourth drive motor 51, a supply screw 52, a fifth drive motor 53, and a projection rotor 54.

The fourth drive motor 51 rotates the supply screw 52 and supplies the cleaning body from the recovery and supply unit 20 to the projection rotor 54. The supply screw 52 is provided in the through hole 34b. The fifth drive motor 53 is provided in the through hole 34b. The projection rotor 54 is provided in the through hole 34b at a position corresponding to the cylindrical portion 36.

FIG. 4A is a schematic view of the projection unit 50, and FIG. 4B is a side view of the blade 58 and the disk 59.

The projection rotor 54 is provided with an impeller 56 that is rotated by a drive shaft 55 of the fifth drive motor 53 and radiates the cleaning material in the outer peripheral direction, and an opening 57a that sets the projection direction of the cleaning material emitted from the impeller 56. It includes a deflector 57, a blade 58 that applies centrifugal force to the polishing material sent from the deflector 57 to project, and a disk-shaped disc 59 fixed to a drive shaft 55 to rotate the blade 58. With this configuration, as shown by the dotted line in FIG. 4B, the cleaning material is projected onto the object to be cleaned located at the bottom of the cylindrical portion 36 with a spread of about 60 °.

For example, a substantially cylindrical member is arranged in the through hole 34b, and a supply screw 52, a fifth drive motor 53, and a projection rotor 54 are arranged in the member. Then, an opening is formed at the bottom of the portion corresponding to the cylindrical portion 36 of the member, and the polishing material from the projection rotor 54 is projected toward the bottom of the cylindrical portion 36 through the opening.

As shown in FIGS. 1 and 2, the discharge unit 60 is composed of a transport unit 61 such as a conveyor provided under the barrel basket 31 and a sixth drive motor 62 for driving the transport unit 61, and after cleaning. The object to be cleaned is conveyed, and the object to be cleaned after cleaning is discharged to the outside of the cabinet body 2 through the discharge door 2C.

The recovery supply unit 20 includes a recovery screw 21, an elevator 22, a cleaning material tank 23, and a cleaning material chute 24. The cleaning material recovered by the recovery screw 21 is conveyed upward by the elevator 22 along the vertical direction and returned to the cleaning material tank 23. The cleaning body is supplied from the cleaning material tank 23 to the cleaning body supply screw 52 via the cleaning material chute 24.

<Discharge / input operation>
Next, the discharge / loading operation of the sweeped object to be researched in the blasting device 1 will be described with reference to FIG. The discharge / charge operation in the blast device 1 described below is executed by the control unit 3 controlling each component.

FIG. 5 is an explanatory diagram of the discharge / loading operation of the sweeped body to be inspected in the blasting device 1.

In FIG. 5A, after the cleaning of the plurality of objects to be cleaned is completed, the opening / closing arm 42 of the opening / closing portion 40 is rotated to rotate the cover 35A, and the holding portion 35B and the held portion 35C The cover 35A is separated from the opening 34a to open the opening 34a. As shown in FIG. 5B, the barrel basket 31 is rotated in the direction of the arrow to drop the plurality of cleaning bodies into the discharge portion 60 through the opening 34a. The cleaned body to be cleaned is conveyed by the discharge unit 60, and the cleaned body to be cleaned is discharged to the outside of the cabinet main body 2 through the discharge door 2C.

As shown in FIG. 5 (c), the barrel basket 31 is rotated in the direction of the arrow to rotate the loading basket 2B, and a plurality of unpolished objects to be cleaned are placed in the barrel cage 31 via the loading door 2A. Put it in. As shown in FIG. 5D, the barrel basket 31 is rotated in the direction of the arrow, the opening / closing arm 42 is rotated, the cover 35A is rotated, and the holding portion 35B and the held portion 35C are coupled. , The cover 35A is brought into contact with the opening 34a to close the opening 34a. Then, by rotating the barrel basket 31 and projecting the cleaning material from the projection rotor 54, a plurality of objects to be cleaned are cleaned.

<Effect>
According to the blasting device 1 as described above, the disc 59 provided with the plurality of blades 58 is rotated, and the centrifugal force of the disc 59 is used to project the polishing material toward the object to be cleaned. A projection rotor 54 is provided in the barrel cage 31. As a result, a large amount of the cleaning material can be projected from the immediate vicinity of the object to be cleaned, so that it is possible to provide the power-saving blasting device 1 as compared with the blasting device that projects the cleaning material by the nozzle. For example, in the blast device 1 of the present embodiment, the rated output of the fifth drive motor 53 is 3.7 kW and the projection amount is 50 kg / min, whereas the projection amount is 10 kg / min at 3.7 kW per nozzle. Is.

Since the control unit 3 for controlling the operation of the opening / closing unit 40 that operates the lid portion 35 to open / close the opening 34a of the barrel basket 31 is provided, the opening / closing of the lid portion 35 of the barrel cage 31 can be automated, and the blasting device 1 The workability of the cleaning work can be improved.

The control unit 3 operates the opening / closing arm 42 of the opening / closing unit 40, and the opening / closing arm 42 pushes up the protrusion 35D of the cover 35A to release the coupling between the holding portion 35B and the held portion 35C, and the cover 35A. Is separated from the opening 34a to open the opening 34a, and by pushing down the protrusion 35D of the cover 35A, the holding portion 35B and the held portion 35C are connected, and the cover 35A is brought into contact with the opening 34a. The opening 34a is closed. In this way, the lid portion 35 of the barrel cage 31 can be reliably opened and closed.

The cage body 34 of the barrel cage 31 includes a cylindrical portion 36 and a pair of truncated cone portions 37 provided on both sides of the cylindrical portion 36 in the axial direction of rotation of the barrel cage 31 and tapering away from the cylindrical portion 36. The inner surface of the inclined portion 37A of the truncated cone portion 37 is inclined so as to be separated from the cylindrical portion 36 toward the downstream side in the rotation direction of the barrel cage 31, and when the barrel cage 31 is rotated, the object to be inspected is moved to the bottom of the cylindrical portion 36. A plurality of guide plates 37B for guiding to are provided. As a result, a plurality of objects to be inspected can be smoothly gathered at the bottom of the cylindrical portion 36, and the inspected objects can be inverted to cover the entire surface of the objects to be inspected evenly for a short time. Can be blasted with.

The present invention is not limited to the above-described embodiment, and many modifications can be made within the scope of the gist thereof.

For example, the lid portion 35 and the opening / closing portion 40 of the above embodiment may be the lid portion 135 and the opening / closing portion 140 shown in FIG. The lid portion 135 includes a cover 135A, a holding portion 135B, a held portion 135C, and an engaged portion 135D. A plurality of holding portions 135B are provided on the basket main body 34. The holding portion 135B is a spring catcher, and is composed of a substantially U-shaped leaf spring. The held portion 135C is provided on the lower surface of the cover 135A corresponding to the holding portion 135B, and has a circular portion at the lower end. The engaged portion 135D is provided on the upper surface of the cover 135A. The portion of the one-dot chain line surrounded by a circle in FIG. 6A is an enlarged view of the region X surrounded by the broken line circle, and is a view of the region X viewed from the front side. As shown in the enlarged view, the engaged portion 135D has a substantially T shape when viewed from the front.

The circular portion of the held portion 135C fits into the lower portion of the holding portion 135B while pushing the holding portion 135B, so that the held portion 135C is held by the holding portion 135B. The circular portion of the held portion 135C pulls out the circular portion from the holding portion 135B while pushing the holding portion 135B open, so that the holding portion 35C is released from being held by the holding portion 35B.

The opening / closing portion 140 is provided in the cabinet main body 2, and includes a fourth air cylinder 141 and an engaging portion 142. The engaging portion 142 is provided at the tip of the fourth air cylinder 141, and has a substantially T-shaped through hole in the front view as shown in the enlarged view of the region X in FIG. 6 (a). The engaged portion 142 is lowered to the engaged portion 135D by the fourth air cylinder 141, the barrel basket 31 is rotated, and the engaged portion 135D is inserted into the through hole of the engaged portion 142, thereby engaging the engaged portion 135D. Is engaged with the engaging portion 142.

The fourth air cylinder 141 pulls up the engaging portion 142 to release the coupling between the holding portion 135B and the held portion 135C, separates the cover 135A from the opening 34a, opens the opening 34a, and opens the opening 34a. 4 The air cylinder 141 is configured to push down the engaging portion 142 to connect the holding portion 135B and the held portion 135C, bring the cover 135A into contact with the opening 34a, and close the opening 34a.

Next, the discharge / loading operation of the sweeped object to be researched in the blasting device 1 of this modified example will be described with reference to FIG. The discharge / charge operation in the blast device 1 described below is executed by the control unit 3 controlling each component.

In FIG. 6A, after the cleaning of the plurality of objects to be cleaned is completed, the fourth air cylinder 141 of the opening / closing part 140 is operated to lower the engaging part 142, and the barrel basket 31 is rotated to be engaged. The joint portion 135D is engaged with the engaging portion 142. The engaging portion 142 is pulled up by the fourth air cylinder 141 to release the coupling between the holding portion 135B and the held portion 135C, and the cover 135A is separated from the opening 34a to open the opening 34a. As shown in FIG. 6B, the barrel basket 31 is rotated in the direction of the arrow to drop the plurality of cleaning bodies into the discharge portion 60 through the opening 34a. The cleaned body to be cleaned is conveyed by the discharge unit 60, and the cleaned body to be cleaned is discharged to the outside of the cabinet main body 2 through the discharge door 2C.

As shown in FIG. 6 (c), the barrel basket 31 is rotated in the direction of the arrow to rotate the loading basket 2B, and a plurality of unpolished objects to be cleaned are placed in the barrel cage 31 via the loading door 2A. Put it in. As shown in FIG. 6D, the barrel basket 31 is rotated in the direction of the arrow, the cover 135A is pushed down by the fourth air cylinder 141, and the holding portion 35B and the held portion 35C are joined to form the cover 135A. The opening 34a is brought into contact with the opening 34a and the opening 34a is closed. Then, the barrel basket 31 is rotated to pull up the engaging portion 142 to separate the engaged portion 135D from the engaging portion 142. By projecting the cleaning material from the projection rotor 54 while rotating the barrel basket 31, a plurality of objects to be cleaned are cleaned. Even with this configuration, the same effect as that of the blasting device 1 of the above embodiment can be obtained.

Further, the lid portion 35 and the opening / closing portion 40 of the above embodiment may be the lid portion 235 and the opening / closing portion 240 shown in FIG. The cover portion 235 includes a cover 235A, a coil spring 235B, a cover mounting portion 235C, and an engaged portion 235D. One end of the coil spring 235B is connected to the basket body 34, and the other end is connected to the cover 235A. A pair of coil springs 235B are provided, for example, and one end of each coil spring 235B is connected to each truncated cone portion 37 (FIG. 2). The cover mounting portion 235C is provided on the basket main body 34, and is composed of an annular protrusion that supports the outer peripheral edge of the cover 235A. The engaged portion 235D is provided on the upper surface of the cover 235A, and has a substantially T-shape in front view like the engaged portion 135D described above.

The opening / closing portion 240 is provided in the cabinet main body 2, and includes a fifth air cylinder 241 and an engaging portion 242. The engaging portion 242 is provided at the tip of the fourth air cylinder 241 and has a substantially T-shaped through hole when viewed from the front like the engaging portion 142 described above. The engaged portion 242 is lowered to the engaged portion 235D by the fifth air cylinder 241 and the barrel basket 31 is rotated to insert the engaged portion 235D into the through hole of the engaged portion 242, whereby the engaged portion 235D is inserted. Is engaged with the engaging portion 242.

When the fifth air cylinder 241 pulls up the engaging portion 242 against the tensile force of the coil spring 235B, the cover 235A is separated from the opening 34a to open the opening 34a, and the fifth air cylinder 241 is engaged. By lowering the portion 242, the cover 235A is brought into contact with the opening 34a, and the opening 34a is closed by the tensile force of the coil spring 235B. Further, after the cover 235A is pulled up by the fifth air cylinder 241, the barrel basket 31 is rotated, the cover 235A is lowered and placed on the cover mounting portion 235C, and the barrel cage 31 is rotated to cover the engaging portion 242. The engagement with the engaging portion 235D is released, and the fifth air cylinder 241 pulls up the engaging portion 242. In this way, the cover 235A is mounted on the cover mounting portion 235C.

Next, the discharge / loading operation of the sweeped object to be researched in the blasting device 1 of this modified example will be described with reference to FIG. 7. The discharge / charge operation in the blast device 1 described below is executed by the control unit 3 controlling each component.

In FIG. 7A, after the cleaning of the plurality of objects to be cleaned is completed, the fifth air cylinder 241 of the opening / closing part 240 is operated to lower the engaging part 242, and the barrel basket 31 is rotated to be engaged. The joint portion 235D is engaged with the engaging portion 242. The engaging portion 242 is pulled up by the fifth air cylinder 241 against the tensile force of the coil spring 235B, and the cover 235A is separated from the opening 34a to open the opening 34a. As shown in FIG. 7B, the barrel basket 31 is rotated in the direction of the arrow so that the cover mounting portion 235C is located directly under the cover 235A, and the cover 235A is lowered by the fifth air cylinder 241. The cover 235A is placed on the cover mounting portion 235C.

As shown in FIG. 7C, the barrel basket 31 is rotated in the direction of the arrow to drop the plurality of cleaning bodies into the discharge portion 60 through the opening 34a. The cleaned body to be cleaned is conveyed by the discharge unit 60, and the cleaned body to be cleaned is discharged to the outside of the cabinet main body 2 through the discharge door 2C. At the same time, the fifth air cylinder 241 is operated to raise the engaging portion 242. As shown in FIG. 7D, the barrel basket 31 is rotated in the direction of the arrow to rotate the loading basket 2B, and a plurality of unpolished objects to be cleaned are placed in the barrel cage 31 via the loading door 2A. Put it in.

As shown in FIG. 7 (e), the barrel cage 31 is rotated in the direction of the arrow to operate the fifth air cylinder 241 to lower the engaging portion 242, and the barrel cage 31 is rotated to rotate the engaged portion 235D. Engage with the engaging portion 242. The engagement portion 242 is pulled up against the tensile force of the coil spring 235B by the fifth air cylinder 241 to separate the cover 235A from the opening 34a. As shown in FIG. 7 (f), the barrel basket 31 is rotated to position the opening 34a directly under the cover 235A, the cover 235A is lowered by the fifth air cylinder 241 and the opening 34a is closed by the cover 235A. Due to the tensile force of the coil spring 235B, the cover 235A comes into close contact with the opening 34a. Then, by projecting the cleaning material from the projection rotor 54 while rotating the barrel basket 31, a plurality of objects to be cleaned are cleaned. Even with this configuration, the same effect as that of the blasting device 1 of the above embodiment can be obtained.

1: Blasting device, 2: Cabinet body, 3: Control unit, 31: Barrel basket, 34: Basket body, 34a: Opening, 35, 135, 235: Lid, 35A, 135A, 235A: Cover, 35B, 135B: Holding part, 35C, 135C: Held part, 36: Cylindrical part, 37: Frustrated cone part, 37B: Guide plate, 40, 140, 240: Opening and closing part, 54: Projection rotor, 58: Blade, 59: Disc, 235B : Coil spring

Claims (6)

A barrel basket that accommodates and rotates multiple objects to be inspected,
A disk provided with a plurality of blades is provided, and the disk is rotated to project the cleaning material toward the object to be cleaned by utilizing the centrifugal force of the disk, and the projection rotor provided in the barrel cage is used. , Equipped with blasting device. Further provided with a housing for supporting the ballet cage and the projection rotor.
The barrel basket is
A basket body with openings for loading and unloading multiple objects to be inspected,
A lid portion for opening and closing the opening is provided.
An opening / closing portion provided in the housing and operating the lid portion to open / close the opening.
The blasting device according to claim 1, further comprising a control unit that controls the operation of the opening / closing unit. The lid is
A cover that abuts on the opening to close the opening and opens the opening away from the opening.
A holding portion provided on the basket body and
It is provided with a held portion provided on the cover, and when the cover is held by the holding portion, the cover abuts on the opening and the opening is closed.
The control unit operates the opening / closing unit.
By pulling up the cover, the coupling between the holding portion and the held portion is released, the cover is separated from the opening to open the opening, and the opening is opened.
The blasting apparatus according to claim 2, wherein the holding portion and the held portion are joined by pushing down the cover, the cover is brought into contact with the opening, and the opening is closed. The lid is
A cover that is rotatably provided with respect to the basket body, and by rotating, abuts on the opening to close the opening, and is separated from the opening to open the opening.
A holding portion provided on the basket body and
It is provided with a held portion, which is provided on the cover and when the cover is held by the holding portion, the cover abuts on the opening and the opening is closed.
The opening / closing portion includes an opening / closing arm rotatably provided with respect to the housing.
The control unit operates the opening / closing arm,
By pushing up the cover, the coupling between the holding portion and the held portion is released, the cover is separated from the opening to open the opening, and the opening is opened.
The blasting apparatus according to claim 2, wherein the holding portion and the held portion are joined by pushing down the cover, the cover is brought into contact with the opening, and the opening is closed. The lid is
A cover that abuts on the opening to close the opening and opens the opening away from the opening.
A coil spring having one end connected to the basket body and the other end connected to the cover.
The control unit operates the opening / closing unit.
By pulling the cover against the tensile force of the coil spring, the cover is separated from the opening to open the opening, and
The blasting device according to claim 2, wherein the cover is brought into contact with the opening by the tensile force of the coil spring to close the opening. The basket body of the barrel basket is
Cylindrical part and
A pair of truncated cones provided on both sides of the cylindrical portion in the axial direction of rotation of the barrel cage and tapering away from the cylindrical portion.
The inner surface of the slope portion of each truncated cone is inclined so as to be separated from the cylindrical portion as it goes downstream in the rotation direction of the barrel cage, and when the barrel cage is rotated, the sweeped body is moved to the bottom portion of the cylindrical portion. The blaster device according to claim 2 to 5, further comprising a plurality of guide plates for guiding to.

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