WO2018051529A1 - ショット処理装置 - Google Patents
ショット処理装置 Download PDFInfo
- Publication number
- WO2018051529A1 WO2018051529A1 PCT/JP2017/005744 JP2017005744W WO2018051529A1 WO 2018051529 A1 WO2018051529 A1 WO 2018051529A1 JP 2017005744 W JP2017005744 W JP 2017005744W WO 2018051529 A1 WO2018051529 A1 WO 2018051529A1
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- WO
- WIPO (PCT)
- Prior art keywords
- wire
- guide cylinder
- guide
- guide tube
- projection
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/08—Abrasive blasting machines or devices; Plants essentially adapted for abrasive blasting of travelling stock or travelling workpieces
- B24C3/083—Transfer or feeding devices; Accessories therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/10—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for compacting surfaces, e.g. shot-peening
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/08—Abrasive blasting machines or devices; Plants essentially adapted for abrasive blasting of travelling stock or travelling workpieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/08—Abrasive blasting machines or devices; Plants essentially adapted for abrasive blasting of travelling stock or travelling workpieces
- B24C3/085—Abrasive blasting machines or devices; Plants essentially adapted for abrasive blasting of travelling stock or travelling workpieces the travelling workpieces being moved into different working positions during travelling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/08—Abrasive blasting machines or devices; Plants essentially adapted for abrasive blasting of travelling stock or travelling workpieces
- B24C3/10—Abrasive blasting machines or devices; Plants essentially adapted for abrasive blasting of travelling stock or travelling workpieces for treating external surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/08—Abrasive blasting machines or devices; Plants essentially adapted for abrasive blasting of travelling stock or travelling workpieces
- B24C3/10—Abrasive blasting machines or devices; Plants essentially adapted for abrasive blasting of travelling stock or travelling workpieces for treating external surfaces
- B24C3/14—Apparatus using impellers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/32—Abrasive blasting machines or devices; Plants designed for abrasive blasting of particular work, e.g. the internal surfaces of cylinder blocks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C9/00—Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material
Definitions
- the present disclosure relates to a shot processing apparatus.
- the shot processing device for example, there is a device that carries a wire rod into a cabinet and projects a projection material onto the surface of the wire rod loaded. In such an apparatus, it is necessary to suppress as much as possible that the wire is shaken or bent when the projection material hits the wire.
- JP 2008-49414 A JP 2012-35390 A China Utility Model Patent Publication No. 2015586930 Specification China Utility Model Patent Publication No. 2016645328 Specification
- Patent Document 1 discloses a technique for minimizing the deflection of a wire due to projection by holding three or more spherical support members between the wires. Such a technique has a great effect in the treatment of soft wire, and is particularly useful for obtaining a high-quality surface quality.
- the spherical support member since the spherical support member always rolls as the wire travels, the contact portion between the wire and the support member is likely to be worn. Therefore, it is necessary to thoroughly manage the life of the parts, and as a result, there is a disadvantage that the running cost increases.
- the present disclosure provides a shot processing apparatus that can easily align the positions of the insertion holes of the plurality of guide cylinders and can effectively suppress the deflection and bending of the wire rod caused by the projection. Is the purpose.
- a shot processing apparatus includes a projection apparatus that projects a projection material onto a wire that is an object to be processed that is conveyed in a predetermined conveyance direction, and a projection material that is projected by the projection apparatus.
- a projection area in which the surface of the wire is processed is provided in the cabinet, and a first insertion hole is formed on each side of the projection area. The first insertion hole is inserted through the wire in the conveying direction of the wire.
- the first insertion hole is disposed on at least one of the first guide tube, which is gradually reduced in diameter toward the downstream side in the transport direction, and both sides sandwiching the projection area, in the transport direction of the wire rod
- a second insertion hole through which the wire is inserted is formed, the second insertion hole is gradually reduced in diameter toward the downstream side in the transport direction, and the end on the downstream side in the transport direction is the first guide.
- the projection device projects the projection material onto the wire that is the object to be processed conveyed in the predetermined conveyance direction.
- the cabinet is provided with a projection area in which the surface of the wire is processed by the projection material projected by the projection device.
- a first guide tube is disposed on both sides of the projection area, and the first guide tube is formed with a first insertion hole that penetrates the wire in the conveying direction of the wire.
- the first insertion hole is gradually reduced in diameter toward the downstream side in the transport direction. For this reason, even if a wire receives a load from a projection material at the time of a projection, a wire is supported by point contact inside the 1st penetration hole of the 1st guide pipe on both sides which sandwich a projection area.
- a second guide tube is disposed on at least one of the both sides sandwiching the projection area, and the second guide tube is inserted through the second guide tube so as to penetrate the wire rod in the conveying direction.
- a hole is formed, and the second insertion hole is gradually reduced in diameter toward the downstream side in the transport direction.
- the second guide cylinder is installed in a state where the end on the downstream side in the transport direction is inserted into the first insertion hole from the inlet side of the first guide cylinder. For this reason, the position of the second insertion hole of the second guide cylinder can be easily matched with the position of the first insertion hole of the first guide cylinder.
- At least part of the second guide cylinder between the portion disposed inside the first guide cylinder and the inner surface of the first guide cylinder has a gap for passing the projection material. May be set.
- the gap for passing the projection material is set in at least a part between the portion arranged inside the first guide tube and the inner surface of the first guide tube in the second guide tube. Therefore, even if the projection material enters the inner side of the first guide tube, the projection material can flow out of the projection material passage gap.
- three or more of the projection areas are set along the conveyance direction of the wire, and the second guide tube may be disposed at least between the projection areas adjacent to each other. Good.
- the second guide tube includes a plurality of protrusions that protrude toward the inner surface side of the first guide tube and contact the inner surface on the outer peripheral surface side of the portion disposed inside the first guide tube. Is formed, and a flange portion projecting radially outward is formed at an end portion on the upstream side in the transport direction, and a plurality of positioning holes are formed in the flange portion.
- the inserted first guide cylinder installed in the state where the two guide cylinders are inserted protrudes upstream in the transport direction at the end on the upstream side in the transport direction and is inserted into the positioning hole in the state described above.
- a positioning shaft portion may be provided that positions the axial center of the first insertion hole of the inserted first guide cylinder and the axial center of the second insertion hole of the second guide cylinder on the same straight line.
- the plurality of convex portions of the second guide tube are in contact with the inner surface of the first guide tube, and the positioning shaft portion of the inserted first guide tube is inserted into the positioning hole of the second guide tube.
- the shaft center of the first insertion hole of the first guide cylinder to be inserted and the axis of the second insertion hole of the second guide cylinder are arranged on the same straight line. Therefore, the axis of the first insertion hole of the inserted first guide cylinder and the axis of the second insertion hole of the second guide cylinder can be easily and accurately positioned on the same straight line.
- the second guide member disposed opposite to the downstream end portion of the first guide tube in the transport direction and the downstream end portion of the first guide tube in the transport direction with the projection area interposed therebetween.
- a guide tube or an end of the first guide tube on the upstream side of conveyance may be connected by a connecting member.
- the second guide tube or the second guide tube disposed opposite to the end portion on the downstream side in the transport direction of the first guide tube and the end portion on the downstream side in the transport direction of the first guide tube. Since the upstream end of the other first guide tube is connected by the connecting member, assembly and maintenance can be easily performed.
- an upstream first guide tube arranged on the most upstream side in the conveying direction of the wire among the first guide tubes is fixed to a first vertical wall portion on the cabinet side, A pair of loading rods that are placed in parallel and spaced apart from each other, the one guide tube and the second guide tube being mounted, extending in the conveying direction of the wire and supported on the cabinet side; A fixed plate member fixed to the second vertical wall portion on the cabinet side in a state in which the downstream first guide tube arranged on the most downstream side in the conveying direction of the wire is fitted in one guide tube; You may have.
- the upstream first guide tube arranged on the most upstream side in the conveying direction of the wire among the first guide tubes is fixed to the first vertical wall portion on the cabinet side.
- a pair of stacking rods extending in the conveying direction of the wire is supported on the cabinet side, and a first guide tube and a second guide tube are placed on the pair of stacking rods.
- the fixed plate member is fixed to the second vertical wall portion on the cabinet side in a state where the downstream first guide tube disposed on the most downstream side in the conveying direction of the wire is fitted in the first guide tube. .
- the first guide tube and the second guide tube can be assembled to the cabinet relatively easily.
- the flange portion of the second guide cylinder has a regular hexagonal outer shape, and is on the same virtual circle centered on the center of the regular hexagon and on the outer periphery side of the center of the regular hexagon.
- the positioning hole may be formed on a straight line connecting the corner portion.
- one of the first guide tube and the second guide tube may be supported on the cabinet side via a vibration absorbing member.
- the wire rod that passes through the first guide tube and the second guide tube during projection is used. It is possible to effectively suppress shaking and the like.
- the cabinet has a carry-in port for carrying in the wire and a carry-out port for carrying out, and at least one of the carry-in side of the cabinet and the carry-out side of the cabinet,
- a brush structure provided with a seal structure portion provided with an adjacent chamber communicating with the internal space of the cabinet, and the seal structure portion has a tip set on the center side of the wire material conveyance path as viewed in the wire material conveyance direction.
- the brush body may be formed in a spiral shape around an axis in the conveying direction of the wire material so as to be elastically deformable.
- At least one of the carry-in side and the carry-out side of the cabinet is provided with a seal structure portion having an adjacent chamber communicating with the internal space of the cabinet.
- This seal structure portion includes a brush body with a tip set on the center side of the wire conveyance path as viewed in the wire conveyance direction, and the brush body is spiral around an axis in the wire conveyance direction. Elastic deformation is possible. For this reason, since the tip side of the brush body can be applied to the wire being conveyed, leakage of the projection material from the cabinet can be effectively suppressed, and the wire is bent by the elastic force of the brush body. It is hard to happen.
- the shot processing device of the present disclosure it is possible to easily align the positions of the insertion holes of the plurality of guide cylinders and to effectively suppress the deflection and bending of the wire rod caused by the projection. It has the effect.
- FIG. 3 is a diagram showing the state seen from the direction of arrow 3 in FIG. It is an expanded vertical sectional view which expands and shows the state by which the 2nd guide cylinder is inserted and installed in the to-be-inserted 1st guide cylinder. It is a figure which shows the state which looked at the 2nd guide cylinder from the exit side. It is sectional drawing which shows the state with which the 1st guide cylinder and the 2nd guide cylinder were connected by the connection board. It is sectional drawing corresponding to the arrow 3 direction of FIG. FIG.
- FIG. 7A is an enlarged cross-sectional view showing a state cut along the line 7A-7A in FIG.
- FIG. 7B is an enlarged sectional view showing the state cut along the line 7B-7B in FIG.
- FIG. 7C is an enlarged cross-sectional view showing a state cut along the line 7C-7C in FIG.
- It is a figure for demonstrating the 1st seal structure part of FIG. (A) of FIG. 8 is an enlarged vertical cross section showing an enlarged vertical cross section of the first seal structure portion of FIG.
- FIG. 8B is a view showing a state cut along the line 8B-8B in FIG.
- FIG. 9A is a perspective view showing a sealing brush body.
- FIG. 9B is a perspective view showing a state in which the brush body is incorporated in the box.
- FIG. 3 is an enlarged vertical cross-sectional view illustrating an enlarged vertical cross section of a second seal structure portion in FIG. 1. It is a longitudinal cross-sectional view which shows the state at the time of projection typically. It is a longitudinal cross-sectional view which shows typically the state at the time of the projection of 2nd Embodiment.
- FIGS. A shot blasting apparatus as a shot processing apparatus according to the first embodiment will be described with reference to FIGS.
- an arrow FR appropriately shown indicates the front side of the apparatus when viewed from the front
- an arrow UP indicates the upper side of the apparatus
- an arrow LH indicates the left side of the apparatus when viewed from the front.
- FIG. 1 shows the shot blasting apparatus 10 in a front view.
- the shot blasting apparatus 10 uses a metal long wire W as an object to be processed.
- the shot blasting apparatus 10 is an apparatus for removing oxide scale and rust generated on the surface of the wire W.
- An arrow X appropriately shown in the drawing indicates a transport direction in which the wire W is transported (hereinafter referred to as “wire transport direction” as appropriate).
- Wire material supply as disclosed in Chinese Utility Model Patent Publication No. 2015586930 is provided upstream (left side in the figure) in the wire conveyance direction (wire material traveling direction) with respect to the shot blasting apparatus 10 shown in FIG.
- a device 15 is arranged.
- the wire supply device 15 is a device for supplying the roll-formed wire W to the shot blasting device 10.
- the wire supply device 15 extends the unwinding portion 11 in which the wire W before being blasted by the shot blasting apparatus 10 is wound in a coil shape, and the wire W unwound from the unwinding portion in a substantially straight line.
- the guide roller 13 is guided to the carry-in side of the shot blasting apparatus 10 (with preliminary correction).
- a winding device 65 as disclosed in Chinese Utility Model Patent Publication No. 2016645328 is arranged.
- the winding device 65 includes a reel 61 that is rotationally driven by a drive motor, and winds the wire W that has been blasted by the shot blasting device 10 and carried out at a predetermined speed and a predetermined tension.
- the wire W is transported by a drawing machine (a device that pulls the wire W to a specified thickness by a die and repeatedly pulls the wire W while reciprocating. A device provided with means) is applied.
- the shot blasting apparatus 10 includes a cabinet 12. Inside the cabinet 12 is a projection chamber 14 (also referred to as a “processing chamber” or a “scouring chamber”) that performs surface processing of the wire W by projecting a projection material (also referred to as “shot”) onto the wire W. Is formed.
- FIG. 2 shows a schematic configuration of a main part of the shot blasting apparatus 10 in a front view of the apparatus. As shown in FIG. 2, the projection chamber 14 is provided with projection areas A1, A2, and A3 where the wire W is surface-processed by the projection material, and the projection areas A1, A2, and A3 are along the wire conveyance direction. A plurality (three in this embodiment) are set. As shown in FIG.
- the cabinet 12 is formed with a carry-in port 20 for carrying in the wire W on the upstream side (left side in the drawing) in the wire conveyance direction and the downstream side in the wire conveyance direction (see FIG. 1).
- a carry-out port 22 for carrying out the wire W is formed on the middle right side.
- the first projection device 24 that projects the projection material onto the projection area A ⁇ b> 1 in order from the upstream side of the conveyance path, and the second that projects the projection material onto the projection area A ⁇ b> 2.
- a projection device 26 and a third projection device 28 that projects a projection material onto the projection area A3 are provided.
- the first projection device 24, the second projection device 26, and the third projection device 28 are schematically shown for convenience (the same applies to FIGS. 3 and 7 described later).
- the first projection device 24, the second projection device 26, and the third projection device 28 include a rotatable impeller, and a centrifuge capable of projecting the projection material toward the wire W with the rotation of the impeller. It is a type projection device.
- the kind and particle size of the projection material applied to the 1st projection apparatus 24, the 2nd projection apparatus 26, and the 3rd projection apparatus 28 are not ask
- a projection material having a wide particle size distribution generally having a particle size of 0.3 mm to 0.6 mm may be used.
- a projection material having a diameter of 0.3 mm to 0.4 mm may be used.
- the range in which the projection material is projected by the first projection device 24, the second projection device 26, and the third projection device 28 is set to be long according to the conveying direction of the wire W, and the width of the projection material projected is the wire W. It is set narrowly according to the diameter. Moreover, the distance from the 1st projection apparatus 24, the 2nd projection apparatus 26, and the 3rd projection apparatus 28 to the wire W is set so that the wire W can be projected most efficiently. Note that the number of projection devices is set based on specifications such as the diameter of the wire, the material, and the processing speed of the wire.
- FIG. 3 is a simplified and partially perspective view of the state seen from the direction of arrow 3 in FIG.
- the first projection device 24, the second projection device 26, and the third projection device 28 are set at circumferential positions that are equiangular around the axis in the wire conveyance direction.
- the first projection device 24 has one side in the left-right width direction (in this embodiment, the left side in the drawing (the front side of the device) with respect to the conveyance path A in which the wire W is conveyed (from the back side to the front side in the drawing). )) Is projected toward the wire W from the obliquely lower side.
- the second projection device 26 projects the projection material toward the wire W from the side of the other side in the left-right width direction (in the present embodiment, the right side in the drawing (the device back side)) with respect to the conveyance path A.
- the third projection device 28 projects the projection material toward the wire W from the diagonally upper side on the one side in the left-right width direction with respect to the transport path A (the left side in the drawing (the front side of the device in the drawing)).
- an introduction pipe 30 for supplying a projection material is arranged above each of the first projection apparatus 24, the second projection apparatus 26, and the third projection apparatus 28, and is arranged at the upper end of the introduction pipe 30.
- a shot supply device 32 Is connected to a shot supply device 32.
- a total of three shot supply devices 32 are connected to the lower side of the shot material storage shot tank 34.
- these shot supply devices 32 include a shot gate (not shown), and the first projection device 24, the second projection device 26, and the third projection device are arranged via the introduction pipe 30 by opening and closing the shot gate.
- This is a device for supplying a projection material to the slab 28.
- the opening and closing of the shot gate is controlled by an ECU (control device) (not shown).
- a circulation device 36 is connected to the first projection device 24, the second projection device 26, and the third projection device 28 via a shot supply device 32.
- the circulation device 36 conveys the projection material projected by the first projection device 24, the second projection device 26, and the third projection device 28 to the first projection device 24, the second projection device 26, and the third projection device 28. It is a device to circulate. Detailed description of the circulation device 36 is omitted.
- FIG. 8A shows an enlarged longitudinal sectional view in which the longitudinal section of the first seal structure portion 40 is enlarged
- FIG. 8B is taken along 8B-8B in FIG. 8A. A diagram of the cut state is shown.
- the bottom plate portion 42C of the case body 42 is inclined downward in the apparatus toward the downstream side in the wire conveying direction, and the projection material has entered the case body 42.
- the projection material can be dropped toward the cabinet 12 side.
- the lower part of the internal space of the case body 42 and the internal space of the cabinet 12 communicate with each other.
- a lid 42D is detachably attached to the upper end opening of the case body 42.
- the first seal structure portion 40 includes a front apron chamber 42 ⁇ / b> S as an adjacent chamber communicating with the internal space of the cabinet 12.
- a guide tube member (guide member) 44 is disposed in the through hole 42A on the upstream side of the case body 42 at the opposite portion of the carry-in port 20 of the cabinet 12.
- the guide cylinder member 44 is fixed to the case body 42 and has a substantially cylindrical shape.
- the guide hole 44A formed in the guide cylinder member 44 is gradually reduced in diameter toward the downstream side in the wire conveyance direction, and the axis of the guide hole 44A coincides with the center line of the conveyance path A of the wire W.
- a guide cylinder member (guide member) 46 is also arranged on the downstream side of the case body 42.
- the guide cylinder member 46 has substantially the same shape as the guide cylinder member 44 disposed on the upstream side of the case body 42, and is arranged so that the shaft center coincides with the guide cylinder member 44.
- These guide tube members 44 and 46 also fulfill the function of suppressing the wobbling of the wire W during conveyance by restricting the exit side of the guide holes 44A and 46A.
- a first seal portion 48 is provided between the guide tube member 44 and the guide tube member 46.
- the first seal portion 48 includes a box body 50 through which the wire W can pass inside, and a brush body 52 incorporated inside the box body 50.
- FIG. 9 is a view for explaining a main part of the first seal structure portion 40.
- FIG. 9A shows a brush body 52 for sealing in a perspective view
- FIG. The perspective view shows a state in which the brush body 52 is incorporated in the box 50.
- the flange portion 50 ⁇ / b> F projects from the pair of left and right side wall portions 50 ⁇ / b> S of the box body 50.
- the flange portion 50 ⁇ / b> F of the box body 50 is bolted to the inner flange portion 42 ⁇ / b> F of the case body 42.
- the vertical wall portions 50A and 50B on both ends in the wire conveying direction in the box 50 have through holes 50C and 50D for the conveying path. Is formed.
- the brush body 52 is the center of the conveyance path of the wire W (see FIG. 8A) when viewed in the conveyance direction of the wire W (see FIG. 8A).
- a tip 52A is set on the side.
- 8 and 9 show the brush body 52 in a simplified manner.
- the circular outer portion indicates the brush base end portion 52B, and the circular central portion is on the tip 52A side. Is shown.
- the brush body 52 has a spiral shape around the axis in the conveyance direction (see arrow X) of the wire W (see FIG. 8A). And elastically deformable. As shown in FIG.
- the brush body 52 is inserted into the box body 50, and can be easily attached to and removed from the box body 50.
- the structure in the box 50 will be described.
- ribs 50G and 50H for restricting the front and rear ends of the brush body 52 are formed so as to protrude.
- a plurality of ribs 50E for restricting the arrangement position of the brush body 52 are formed.
- a second seal structure 60 (second seal cylinder) is provided on the side of the carry-out port 22 of the cabinet 12 on the downstream side of the carry-out port 22 in the wire conveying direction.
- a case body 62 of the portion 60 is attached to the cabinet 12.
- FIG. 10 shows an enlarged longitudinal sectional view in which a longitudinal section of the second seal structure portion 60 is enlarged.
- the bottom plate portion 62 ⁇ / b> C of the case body 62 is inclined toward the apparatus lower side toward the upstream side in the wire conveyance direction, and the projecting material enters the case body 62 when the projection material enters the case body 62.
- the projection material can be dropped toward the cabinet 12 side.
- the lower part of the internal space of the case body 62 communicates with the internal space of the cabinet 12.
- a lid 62D is detachably attached to the upper end opening of the case body 62.
- the case body 62 of the second seal structure portion 60 penetrates in the wire conveying direction, and the inside of the case body 62 of the second seal structure portion 60 is a shot blow-off chamber as an adjacent chamber communicating with the internal space of the cabinet 12. 62S.
- guide tubes 63A, 63B, 63C are arranged in series.
- the guide holes formed in the guide tubes 63A, 63B, and 63C are gradually reduced in diameter toward the downstream side in the wire conveyance direction, and the axis of the guide hole is the center line of the conveyance path A of the wire W They are arranged to match.
- a second seal portion 64 is provided in the case body 62 of the second seal structure portion 60.
- a plurality (two in this embodiment) of second seal portions 64 are arranged in series along the wire conveyance direction.
- the second seal portion 64 has the same configuration as the first seal portion 48 shown in FIG. Therefore, in the 2nd seal
- an airflow generation device 66 is provided above the second seal structure portion 60.
- an air outlet 68 that constitutes a gas outlet of the airflow generation device 66 is disposed downstream of the second seal portion 64 in the wire conveying direction.
- the configuration of the airflow generation device 66 is known in, for example, Japanese Patent Application Laid-Open No. 2012-35390, and detailed description thereof is omitted.
- first guide tubes 70, 72, and 74 are disposed inside the cabinet 12 on both sides of the projection areas A ⁇ b> 1, A ⁇ b> 2, and A ⁇ b> 3 where the wire W is surface processed by the projection material. .
- the first guide cylinder 70 arranged on the most upstream side in the conveying direction of the wire W among the first guide cylinders 70, 72, 74 is appropriately referred to as an upstream first guide cylinder.
- the first guide tube 74 disposed on the most downstream side in the conveying direction of the wire W is appropriately referred to as a downstream first guide tube.
- positioned between the upstream 1st guide cylinder 70 and the downstream 1st guide cylinder 74 among the 1st guide cylinders 70, 72, 74 is mentioned later in detail.
- a total of two inserted guide cylinders are provided.
- the first guide tubes 70, 72, 74 are formed with first insertion holes 70 ⁇ / b> A, 72 ⁇ / b> A, 74 ⁇ / b> A through which the wire W is inserted in the conveying direction of the wire W.
- the first insertion holes 70A, 72A, and 74A are gradually reduced in diameter toward the downstream side in the transport direction, and the inner diameter on the outlet side is set smaller than the inner diameter on the inlet side.
- the diameters of the outlets of the first insertion holes 70A, 72A, and 74A are larger than the diameter of the wire W.
- the second guide cylinder 80 is disposed on both sides of the projection area A2 (on the downstream side of the wire conveyance direction in both sides of the projection area A1 and on the upstream side of the wire material conveyance direction in both sides of the projection area A3). . That is, the second guide cylinder 80 is disposed between the projection areas A1 and A2 adjacent to each other and between the projection areas A2 and A3 adjacent to each other.
- the second guide cylinder 80 is formed with a second insertion hole 80 ⁇ / b> A through which the wire W is inserted in the conveying direction of the wire W.
- the second insertion hole 80A is gradually reduced in diameter toward the downstream side in the transport direction, and the inner diameter on the outlet side is set smaller than the inner diameter on the inlet side.
- the diameter of the outlet of the second insertion hole 80A is larger than the diameter of the wire W.
- the second guide cylinder 80 is installed in a state where the end on the downstream side in the transport direction is inserted into the first insertion hole 72A from the inlet side of the inserted first guide cylinder 72.
- the one installed with the second guide cylinder 80 inserted is called an inserted first guide cylinder 72.
- the axial centers of the first insertion holes 70A, 72A, and 74A and the axial center of the second insertion hole 80A are arranged so as to coincide with the center line of the transport path A. Further, the distance between the outlet of the first insertion hole 72A of the inserted first guide cylinder 72 and the outlet of the second insertion hole 80A of the second guide cylinder 80 inserted into the inserted first guide cylinder 72. Is set longer than the diameter of the outlet of the first insertion hole 72A and the diameter of the outlet of the second insertion hole 80A.
- FIG. 4 is an enlarged vertical sectional view showing a state where the second guide cylinder 80 is inserted into the inserted first guide cylinder 72 and installed. As shown in FIG. 4, in the second guide cylinder 80, there is a portion between the portion disposed inside the inserted first guide cylinder 72 and the inner surface 72 ⁇ / b> B of the inserted first guide cylinder 72. A gap G for passing the projection material is set.
- FIG. 5 shows a view of the second guide tube 80 as viewed from the exit side.
- the second guide cylinder 80 has an inner surface of the inserted first guide cylinder 72 on the outer peripheral surface 80 ⁇ / b> G side of the portion disposed inside the inserted first guide cylinder 72.
- a plurality of (in this embodiment, a total of three) convex portions 80B projecting toward the 72B side and in contact with the inner surface 72B are formed.
- the second guide tube 80 is formed with a flange portion 80F projecting outward in the radial direction at the end portion on the upstream side in the transport direction.
- a plurality of positioning holes 80X are formed in the flange portion 80F. As shown in FIG.
- the flange portion 80 ⁇ / b> F of the second guide cylinder 80 has a regular hexagonal outer shape, is on the same virtual circle centered on the regular hexagonal center 80 ⁇ / b> C, and the regular hexagonal center 80 ⁇ / b> C.
- a positioning hole 80X is formed on a straight line connecting the outer peripheral side corner 80Z.
- the inserted first guide cylinder 72 has a first flange portion 72 ⁇ / b> F protruding outward in the radial direction at an end portion on the upstream side in the transport direction, and also on the downstream side in the transport direction.
- a second flange portion 72G projecting outward in the radial direction at the end is formed.
- the outer shape of the second flange portion 72G is a regular hexagon (see FIGS. 7B and 7C) as viewed in the direction of the axis 72J of the inserted first guide cylinder 72, and the first flange portion 72F The outer shape is also similar.
- the inserted first guide cylinder 72 is provided with a pair of positioning shaft portions 72P that protrude upstream in the transport direction at the first flange portion 72F, and the pair of positioning shaft portions 72P are inserted first guides.
- the cylinder 72 is set on both sides (upper and lower sides in FIG. 4) sandwiching the axis 72J when viewed in the direction of the axis 72J.
- the distal end side of the positioning shaft portion 72P is gradually reduced in diameter toward the upstream side in the transport direction.
- the positioning shaft 72P is inserted into the positioning hole 80X, and the shaft center 72J of the first insertion hole 72A of the inserted first guide cylinder 72 and the shaft center 80J of the second insertion hole 80A of the second guide cylinder 80 are inserted.
- the upstream first guide cylinder 70 shown in FIG. 2 is a component having the same shape as the inserted first guide cylinder 72.
- the first guide cylinders 70, 72, 74 and the second guide cylinder 80 ensure the passage position of the wire W and can effectively suppress the deflection, bending, meandering and shaking of the wire W during projection. Parameters such as shape, material, and mass are set.
- the first guide cylinders 70, 72, 74 and the second guide cylinder 80 are made of a material with high wear resistance (for example, special cast steel) that is difficult to wear even when the projection material hits it.
- the first guide tubes 70, 72, 74 and the second guide tube 80 arranged in order in the wire conveying direction need not have the same material and surface hardness, and may have different properties.
- the upstream end of the second guide tube 80 disposed opposite to the downstream end with the projection areas A1 and A2 interposed therebetween is connected by a connecting plate 86 as a connecting member.
- the projection area A3 is defined with respect to the downstream end in the transport direction of the first guide cylinder 72 and the downstream end in the transport direction of the first guide cylinder 72 disposed on the upstream side in the transport direction of the projection area A3.
- the end portion of the first guide cylinder 74 disposed opposite to the upstream side is connected by a connecting plate 88 as a connecting member.
- the connection plates 86 and 88 are made of a material with high wear resistance (for example, special cast steel) that is difficult to wear even when the projection material hits.
- FIG. 6 is a sectional view showing a state in which the first guide cylinder 72 and the second guide cylinder 80 are connected by the connecting plate 86.
- 7A shows an enlarged cross-sectional view of the state cut along the line 7A-7A in FIG. 2
- FIG. 7B shows a cross section taken along the line 7B-7B in FIG.
- FIG. 7C shows an enlarged cross-sectional view in which the state cut along the line 7C-7C in FIG. 2 is enlarged.
- the first guide cylinder 70 and the second guide cylinder 80 shown in FIG. 2 are connected by a connecting plate 86, and the first guide cylinder 72 and the first guide cylinder 74 are connected by a connecting plate 88.
- the structure is the same as the structure shown in FIG. 6, but as shown in FIG. 7, the arrangement postures of the connecting plates 86 and 88 are different (details will be described later).
- connection plates 86 and 88 are used as an example for a set of connections, and are attached to the first guide cylinders 70 and 72 so as to protrude from the surface facing the conveyance downstream side.
- 77 and 78 are fixed by bolts (not shown).
- the attached portions 77 and 78 are formed in a rectangular block shape and project to the downstream side of the conveyance.
- the attached portions 77 and 78 are opposed to both sides of the outlets 70E and 72E of the first guide cylinders 70 and 72, It is comprised by what is arrange
- attached portions 82 are formed at positions opposed to the attached portions 78 (see FIG. 7B).
- the downstream side first guide cylinder 74 shown in FIG. 2 is a component having the same shape as the second guide cylinder 80.
- the three connecting plates 86 and 88 used for a set of connections are arranged so that one direction is opened when viewed from the conveyance path A.
- the first projection device 24, the second projection device 26, and the third projection device 28 are set in accordance with the direction in which the projection is performed.
- the opening side can be changed in direction.
- the arrangement angle of the connecting plate 86 can be easily changed depending on which of the six positioning holes 80 ⁇ / b> X shown in FIG. 5 is inserted into the positioning shaft portion 72 ⁇ / b> P shown in FIG. 6.
- the configuration can be changed to.
- the first guide cylinders 70, 72, 74 and the second guide cylinder 80 are placed on a pair of left and right stacking bars 90.
- the portions of the first guide cylinders 70, 72, 74 and the second guide cylinder 80 that are placed on the stacking rod 90 are regular hexagons when viewed in the wire conveying direction (see FIGS. 3 and 7, etc.).
- the one guide cylinder 70, 72, 74 and the second guide cylinder 80 are arranged on the stacking rod 90 so as not to rotate around the axis.
- the pair of left and right stacking bars 90 extend in the conveying direction of the wire W, and are spaced apart from each other in parallel.
- the longitudinal ends of the stacking bars 90 and the first vertical wall 16 of the cabinet 12 shown in FIG. By being fixed to the two vertical wall portions 18, it is supported on the cabinet 12 side.
- the upstream first guide tube 70 has a shaft-like portion 70P (a portion having the same shape as the positioning shaft portion 72P of the inserted first guide tube 72) in the positioning hole of the first vertical wall portion 16 on the cabinet 12 side.
- the first vertical wall portion 16 is fixed by being inserted.
- the downstream portion of the downstream first guide cylinder 74 is inserted into the through hole 92 ⁇ / b> A of the fixed plate member 92.
- the through hole 92A of the fixed plate member 92 is formed with a notch (not shown) through which the convex portion 74B of the downstream first guide cylinder 74 can pass.
- the fixing plate member 92 rotates around the axis
- the fixed plate member 92 is fixed to the second vertical wall portion 18 on the cabinet 12 side using a bolt or the like via a spacer (not shown) with the downstream side first guide tube 74 fitted therein.
- the connecting plate 86 shown in FIG. 2 is connected to the first guide tubes 70, 72 and the second guide tube 80 in advance.
- the connecting plate 88 is in a state where the first guide cylinder 72 and the first guide cylinder 74 are connected in advance.
- the first guide cylinder 72 is assembled to the second guide cylinder 80 on the upstream side of the conveyance, and is placed on the stacking rod 90 while being connected, and the shaft center of the first guide cylinders 70, 72, 74 and the shaft of the second guide cylinder 80 The center is aligned with the center line of the transport path, and then the fixing plate member 92 is fitted into the downstream first guide cylinder 74 and then the fixing plate member 92 is fixed to the second vertical wall portion 18 of the cabinet 12.
- first guide tubes 70, 72, 74 are arranged on both sides of the projection areas A ⁇ b> 1, A ⁇ b> 2, A ⁇ b> 3, and the first guide tubes 70, 72, 74 is formed with first insertion holes 70A, 72A, 74A that penetrate the wire W in the conveying direction and are inserted therethrough, and the first insertion holes 70A, 72A, 74A are directed downstream in the conveying direction.
- the diameter is gradually reduced. For this reason, even if the wire W receives a load from the projection material at the time of projection, the wire W is inserted into the first insertion holes 70A, 72A of the first guide tubes 70, 72, 74 on both sides of the projection areas A1, A2, A3. It is supported in point contact inside 74A.
- the second guide cylinder 80 is disposed on both sides of the projection area A2, and the second guide cylinder 80 is inserted into the second guide cylinder 80 through the wire W in the conveying direction. While the hole 80A is formed, the diameter of the second insertion hole 80A is gradually reduced toward the downstream side in the transport direction. Therefore, as schematically shown in FIG. 11, when the wire W receives a load F from the projection material during projection, the wire W is on the first insertion hole of the first guide cylinder 72 on both sides of the projection area A ⁇ b> 2. It is supported in a point contact manner inside the 72A and inside the second insertion hole 80A of the second guide cylinder 80. Therefore, the deflection, bending, meandering, etc. of the wire W during projection can be suppressed.
- the wire W is supported in a point contact manner inside the first insertion hole 72A of the first guide cylinder 72 and the second insertion hole 80A of the second guide cylinder 80 while being conveyed. Therefore, the wear of the portion that supports the wire W is relatively suppressed.
- the second guide cylinder 80 is arranged in addition to the first guide cylinder 72 on one side of both sides of the projection areas A ⁇ b> 1 and A ⁇ b> 3. It has become.
- the second guide cylinder 80 is disposed between the projection areas A1 and A2 adjacent to each other and between the projection areas A2 and A3 adjacent to each other. For this reason, not only when the wire W receives a load from the projection material in the projection area A2 during projection, but also when the wire W receives a load from the projection material in the projection area A1 and the projection area A3 during projection. Swaying and bending can be effectively suppressed.
- the second guide cylinder 80 is installed in a state where the end portion on the downstream side in the transport direction is inserted into the first insertion hole 72A from the inlet side of the first guide cylinder 72. Yes. For this reason, the position of the second insertion hole 80 ⁇ / b> A of the second guide cylinder 80 can be easily adjusted to the position of the first insertion hole 72 ⁇ / b> A of the first guide cylinder 72.
- the second guide cylinder 80 has a portion between the portion disposed inside the first guide cylinder 72 and the inner surface 72 ⁇ / b> B of the first guide cylinder 72. Since the gap G for passing the projection material is set, even if the projection material enters the inside of the first guide cylinder 72, the projection material can flow out of the gap G for passing the projection material. .
- the plurality of convex portions 80 ⁇ / b> B of the second guide cylinder 80 are in contact with the inner surface 72 ⁇ / b> B of the first guide cylinder 72, and With the positioning shaft portion 72P inserted into the positioning hole 80X of the second guide cylinder 80, the shaft center 72J of the first insertion hole 72A of the inserted first guide cylinder 72 and the second insertion hole 80A of the second guide cylinder 80.
- the axial center 80J is positioned on the same straight line. For this reason, the axis 72J of the first insertion hole 72A and the axis 80J of the second insertion hole 80A can be easily and accurately positioned on the same straight line.
- the upstream end of the second guide tube 80 disposed opposite to the end of the tubes 70 and 72 on the downstream side in the transport direction with the projection areas A1 and A2 interposed therebetween is connected by a connecting plate 86.
- the projection area A3 is defined with respect to the downstream end in the transport direction of the first guide cylinder 72 and the downstream end in the transport direction of the first guide cylinder 72 disposed on the upstream side in the transport direction of the projection area A3.
- a connecting plate 88 is connected to the end portion of the first guide cylinder 74 disposed on the opposite side of the conveyance upstream side.
- the upstream side first guide tube 70 is fixed to the first vertical wall portion 16 on the cabinet 12 side. 2 and 3, a pair of left and right stacking bars 90 extending in the conveyance direction of the wire W are supported on the cabinet 12 side, and the pair of left and right stacking bars 90 includes a first guide tube. 70, 72, 74 and the second guide cylinder 80 are placed. Further, as shown in FIG. 2, the fixed plate member 92 is fixed to the second vertical wall portion 18 on the cabinet 12 side in a state where the downstream side first guide tube 74 is fitted. Thus, the first guide cylinders 70, 72, 74 and the second guide cylinder 80 can be assembled to the cabinet 12 relatively easily.
- the flange portion 80F of the second guide cylinder 80 has a regular hexagonal outer shape, and the same virtual circle (not shown) with the center 80C of the regular hexagon as the center point. ) And a positioning hole 80X is formed on a straight line (not shown) connecting the center 80C of the regular hexagon and the corner 80Z on the outer peripheral side. Therefore, for example, two or three positioning shaft portions 72P of the inserted first guide cylinder 72 shown in FIG. 4 are equally spaced in the circumferential direction when viewed in the axial direction of the inserted first guide cylinder 72. In addition, since it is possible to cope with the case where any number of 6 is set, the second guide cylinder 80 can be easily made into a common part.
- the position of the first insertion hole 72A of the first guide cylinder 72 and the position of the second insertion hole 80A of the second guide cylinder 80. Can be easily matched with each other, and the deflection and bending of the wire W caused by the projection can be effectively suppressed.
- the number of times that a brake device (not shown) is operated to control the rotational speed of the unwinding portion 11 of the wire rod supply device 15 arranged on the upstream side in the transport direction of the shot blasting device 10 can be suppressed. .
- a first seal structure portion 40 including a front apron chamber 42 ⁇ / b> S communicating with the internal space of the cabinet 12 is provided on the carry-in entrance 20 side of the cabinet 12. Yes.
- a second seal structure 60 including a shot blow-off chamber 62 ⁇ / b> S communicating with the internal space of the cabinet 12 is provided on the carry-out port 22 side of the cabinet 12.
- the first seal structure portion 40 and the second seal structure portion 60 have the tip 52 ⁇ / b> A (FIG. 8 (FIG. 8 (FIG. 8 ())) as viewed in the conveyance direction of the wire W.
- the brush body 52 is spiraled around an axis in the conveyance direction of the wire W and can be elastically deformed. For this reason, since the tip 52A side of the brush body 52 can be applied to the wire W being transported, the leakage of the projection material from the cabinet 12 can be effectively suppressed, and the wire rod can be affected by the elastic force of the brush body 52. It is also difficult to bend W.
- FIG. 12 is a schematic longitudinal sectional view (a diagram corresponding to FIG. 11 of the first embodiment) showing a state at the time of projection according to the present embodiment.
- the second guide cylinder 80 is different from the first embodiment in that it is supported by a bracket 96 fixed on the cabinet 12 (see FIG. 1 etc.) side via a vibration absorbing member 94.
- Other configurations are the same as those in the first embodiment. Therefore, the same components as those in the first embodiment are denoted by the same reference numerals and description thereof is omitted.
- the vibration absorbing member 94 is made of super heat-resistant rubber. However, instead of the rubber vibration absorbing member 94, a vibration absorbing member made of a steel spring may be disposed. Further, as an example, the vibration absorbing member 94 is intermittently (discontinuously) disposed on the outer peripheral side of the second guide tube 80, but may be continuously disposed on the outer peripheral side of the second guide tube 80. Good. According to the configuration of the present embodiment, it is possible to effectively suppress the shaking of the wire W passing through the first guide cylinder 72 and the second guide cylinder 80 during projection.
- a second guide cylinder is inserted into a first guide cylinder corresponding to one or both of the upstream first guide cylinder 70 and the downstream first guide cylinder 74 shown in FIG. It is also possible to adopt a configuration in which it is installed. Further, the material and mass of the first guide cylinder and the second guide cylinder can be appropriately set in consideration of the vibration suppressing effect and the like.
- FIG. 4 shows, in the part between the site
- the gap G for projecting material passage is set
- a configuration in which such a gap (G) is not set can also be adopted.
- the convex portion (80B) is not formed on the second guide tube (80), and the portion disposed inside the first guide tube (72) in the second guide tube (80).
- FIG. 2 shows, although three projection areas A1, A2, and A3 are set along the conveyance direction of the wire W, one or two projection areas may be sufficient. However, four or more may be set along the conveyance direction of the wire W.
- the projection chamber 14 is a single chamber, but a plurality of projection chambers may be set along the conveyance direction of the wire W.
- connection plates 86 and 88 shown by FIG. 2 etc. are provided, the wall part of a cabinet is separately provided with a 1st guide cylinder and a 2nd guide cylinder by the structure which does not provide such a connection plate. It is also possible to adopt a configuration in which the frame is fixed to the cabinet side directly or via a member and supported by the cabinet. Further, instead of the connecting plates 86 and 88 shown in FIG. 2 and the like, the first guide tube and the second guide tube may be connected by a connecting rod, for example, as a connecting member.
- the external shape of the flange part 80F of the 2nd guide cylinder 80 is a regular hexagon
- the external shape of the flange part of a 2nd guide cylinder is many other than a regular hexagon. It can also be square or circular. The same applies to the flange portions of the first guide tubes 70 and 72 shown in FIG. 2 (see the first flange portion 72F and the second flange portion 72G of the first guide tube 72 shown in FIG. 4 and the like).
- the 1st seal structure part 40 shown by FIG. 8 and the 2nd seal structure part 60 shown by FIG. 10 are provided, the 1st seal structure part 40 and the 2nd seal structure part 60 are provided.
- a configuration in which one or both of them are replaced with a known seal structure disclosed in Japanese Patent Application Laid-Open No. 2012-35390 can be employed.
- a configuration in which the first guide tube is supported on the cabinet side via a vibration absorbing member may be employed.
- the structure by which the 2nd guide cylinder is supported by the cabinet side via the vibration-absorbing member and the 1st guide cylinder can also be taken.
- the number of projection devices may be two or four to eight, for example, depending on the diameter of the wire, the processing speed, and the desired finishing quality.
- the projection device is arranged so as to project toward the center line of the conveyance path of the wire, and the angles formed by the center lines in the adjacent projection directions are equal when viewed in the wire conveyance direction.
- the projection device when two or four units are installed, it includes a projection device that is mounted so that it can project horizontally or vertically as an example, and when three or six units are installed, it is horizontal as an example. Including a projection device attached to the projector.
- the shot processing apparatus is the shot blasting apparatus 10 shown in FIG. 1 or the like, but the shot processing apparatus may be a shot peening apparatus.
- SYMBOLS 10 Shot blast apparatus (shot processing apparatus), 12 ... Cabinet, 16 ... 1st vertical wall part, 18 ... 2nd vertical wall part, 20 ... Carry-in port, 22 ... Carry-out port, 24 ... 1st projection apparatus (projection apparatus) ), 26 ... second projection device (projection device), 28 ... third projection device (projection device), 40 ... first seal structure part (seal structure part), 42S ... front apron chamber (adjacent chamber), 52 ... brush Body 52A ... Tip, 60 ... Second seal structure (seal structure), 62S ... Shot blow-off chamber (adjacent chamber), 70 ... Upstream first guide tube (first guide tube), 70A ...
- First insertion Hole 72 Inserted first guide tube (first guide tube), 72A ... First insertion hole, 72P ... Positioning shaft portion, 74 ... Downstream first guide tube (first guide tube), 74A ... First Insertion hole, 72J ... Axis center of first insertion hole of inserted first guide cylinder, 80 ... Second guide cylinder 80A ... second insertion hole, 80B ... convex part, 80C ... center, 80Z ... corner part, 80F ... flange part, 80J ... axial center of the second insertion hole of the second guide cylinder, 80X ... positioning hole, 86 ... connecting plate (Connecting member), 88 ... connecting plate (connecting member), 90 ... loading rod, 92 ... fixed plate member, 94 ... vibration absorbing member, A1 ... projection area, A2 ... projection area, A3 ... projection area, G ... gap, W ...wire.
Abstract
Description
第1の実施形態に係るショット処理装置としてのショットブラスト装置について図1~図11を用いて説明する。なお、これらの図において適宜示される矢印FRは装置正面視の手前側を示しており、矢印UPは装置上方側を示しており、矢印LHは装置正面視の左側を示している。
次に、上記実施形態の作用及び効果について説明する。
次に、本開示の第2の実施形態について、図12を用いて説明する。図12には、本実施形態の投射時の状態が模式的な縦断面図(第1の実施形態の図11に相当する図)で示されている。この図に示されるように、第二案内筒80は、吸振部材94を介してキャビネット12(図1等参照)側に固定されたブラケット96に支持されている点で第1の実施形態とは異なる。他の構成は、第1の実施形態と同様の構成となっている。よって、第1の実施形態と同様の構成部については、同一符号を付して説明を省略する。
なお、上記第1実施形態の変形例として、図2に示される上流側第一案内筒70及び下流側第一案内筒74の一方又は両方に相当する第一案内筒に第二案内筒が挿し込まれて設置された構成も採り得る。また、第一案内筒及び第二案内筒の材質及び質量は、振動抑制効果等を考慮して適宜設定し得る。
Claims (10)
- 所定の搬送方向へ搬送される被処理対象物である線材に対して投射材を投射する投射装置と、
前記投射装置により投射された投射材によって前記線材が表面加工される投射エリアが内部に設けられたキャビネットと、
前記投射エリアを挟む両側それぞれに配置され、前記線材の搬送方向に貫通して前記線材が挿通される第一挿通孔が形成されると共に、前記第一挿通孔は搬送方向下流側へ向けて徐々に縮径されている第一案内筒と、
前記投射エリアを挟む両側のうちの少なくとも一方に配置され、前記線材の搬送方向に貫通して前記線材が挿通される第二挿通孔が形成されると共に、前記第二挿通孔は搬送方向下流側へ向けて徐々に縮径され、搬送方向下流側の端部が前記第一案内筒の入口側から前記第一挿通孔に挿し込まれた状態で設置されている第二案内筒と、
を有するショット処理装置。 - 前記第二案内筒において前記第一案内筒の内側に配置された部位と、前記第一案内筒の内面と、の間の少なくとも一部には、投射材通過用の隙間が設定されている、請求項1記載のショット処理装置。
- 前記投射エリアは、前記線材の搬送方向に沿って三つ以上設定されており、
前記第二案内筒は、互いに隣り合う前記投射エリア同士の間に少なくとも配置されている、請求項1又は請求項2に記載のショット処理装置。 - 前記第二案内筒には、前記第一案内筒の内側に配置された部位の外周面側において前記第一案内筒の内面側に突出して当該内面に接する複数の凸部が形成されると共に、搬送方向上流側の端部において半径方向外側に張り出したフランジ部が形成され、前記フランジ部には複数の位置決め孔が形成されており、
前記第一案内筒のうち前記第二案内筒が挿し込まれた状態で設置されている被挿込第一案内筒には、搬送方向上流側の端部において搬送方向上流側に突出すると共に前記位置決め孔に挿入された状態で前記被挿込第一案内筒の前記第一挿通孔の軸心と前記第二案内筒の前記第二挿通孔の軸心とを同一直線上に位置させる位置決め軸部が設けられている、請求項1~請求項3のいずれか1項に記載のショット処理装置。 - 前記第一案内筒の搬送方向下流側の端部と、当該第一案内筒の搬送方向下流側の端部に対して前記投射エリアを挟んで対向配置される前記第二案内筒又は他の前記第一案内筒の搬送上流側の端部と、が連結部材によって連結されている、請求項1~請求項3のいずれか1項に記載のショット処理装置。
- 前記第一案内筒の搬送方向下流側の端部と、当該第一案内筒の搬送方向下流側の端部に対して前記投射エリアを挟んで対向配置される前記第二案内筒又は他の前記第一案内筒の搬送上流側の端部と、が連結部材によって連結されている、請求項4記載のショット処理装置。
- 前記第一案内筒のうち前記線材の搬送方向の最上流側に配置される上流側第一案内筒が前記キャビネット側の第一縦壁部に固定されており、
前記第一案内筒及び前記第二案内筒が載置されると共に、前記線材の搬送方向に延在して前記キャビネット側に支持され、互いに離間して平行に配置された一対の積載棒と、
前記第一案内筒のうち前記線材の搬送方向の最下流側に配置される下流側第一案内筒が嵌め込まれた状態で前記キャビネット側の第二縦壁部に固定されている固定板部材と、
を有する、請求項6記載のショット処理装置。 - 前記第二案内筒の前記フランジ部は、その外形が正六角形とされ、前記正六角形の中心を中心点とした同一仮想円上でかつ前記正六角形の中心と外周側の角部とを結ぶ直線上に前記位置決め孔が形成されている、請求項4、請求項6、及び請求項7のいずれか1項に記載のショット処理装置。
- 前記第一案内筒及び前記第二案内筒の一方は、吸振部材を介して前記キャビネット側に支持されている、請求項1~請求項8のいずれか1項に記載のショット処理装置。
- 前記キャビネットには、前記線材の搬入用の搬入口及び搬出用の搬出口が形成されており、
前記キャビネットの搬入口側及び前記キャビネットの搬出口側の少なくとも一方には、前記キャビネットの内部空間に連通する隣接室を備えたシール構造部が設けられ、
前記シール構造部は、前記線材の搬送方向に見て前記線材の搬送経路の中心側に穂先が設定されたブラシ体を備えており、前記ブラシ体は、前記線材の搬送方向の軸周りに螺旋状とされて弾性変形可能とされている、請求項1~請求項9のいずれか1項に記載のショット処理装置。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
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BR112018074390A BR112018074390B8 (pt) | 2016-09-15 | 2017-02-16 | Dispositivo de processamento de granalha |
US16/318,182 US11213928B2 (en) | 2016-09-15 | 2017-02-16 | Shot processing device |
MX2018015411A MX2018015411A (es) | 2016-09-15 | 2017-02-16 | Dispositivo de proceso de granallado. |
JP2018539497A JP6677312B2 (ja) | 2016-09-15 | 2017-02-16 | ショット処理装置 |
CN201780000564.7A CN108883516B (zh) | 2016-09-15 | 2017-02-16 | 喷丸处理装置 |
KR1020187038070A KR20190045097A (ko) | 2016-09-15 | 2017-02-16 | 쇼트 처리 장치 |
Applications Claiming Priority (2)
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JP2016-180947 | 2016-09-15 | ||
JP2016180947 | 2016-09-15 |
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PCT/JP2017/005744 WO2018051529A1 (ja) | 2016-09-15 | 2017-02-16 | ショット処理装置 |
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US (1) | US11213928B2 (ja) |
JP (1) | JP6677312B2 (ja) |
KR (1) | KR20190045097A (ja) |
CN (1) | CN108883516B (ja) |
BR (1) | BR112018074390B8 (ja) |
MX (1) | MX2018015411A (ja) |
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CN111168579A (zh) * | 2020-01-19 | 2020-05-19 | 山东九佳紧固件股份有限公司 | 一种紧固件用线材抛丸设备及其使用方法 |
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CN108883516B (zh) * | 2016-09-15 | 2021-03-12 | 新东工业株式会社 | 喷丸处理装置 |
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KR20190045097A (ko) | 2019-05-02 |
JPWO2018051529A1 (ja) | 2019-06-24 |
BR112018074390B1 (pt) | 2022-08-23 |
BR112018074390A2 (pt) | 2019-03-06 |
US20190247979A1 (en) | 2019-08-15 |
JP6677312B2 (ja) | 2020-04-08 |
US11213928B2 (en) | 2022-01-04 |
TWI714736B (zh) | 2021-01-01 |
CN108883516A (zh) | 2018-11-23 |
TW201813778A (zh) | 2018-04-16 |
BR112018074390B8 (pt) | 2022-09-06 |
CN108883516B (zh) | 2021-03-12 |
MX2018015411A (es) | 2019-05-27 |
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