CN111438400B - Scrap iron discharging device for machining holes of oil sprayer - Google Patents
Scrap iron discharging device for machining holes of oil sprayer Download PDFInfo
- Publication number
- CN111438400B CN111438400B CN202010469697.2A CN202010469697A CN111438400B CN 111438400 B CN111438400 B CN 111438400B CN 202010469697 A CN202010469697 A CN 202010469697A CN 111438400 B CN111438400 B CN 111438400B
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- Prior art keywords
- diameter machining
- cutter body
- machining cutter
- diameter
- small
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Links
- 238000003754 machining Methods 0.000 title claims abstract description 95
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 76
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 38
- 238000007599 discharging Methods 0.000 title abstract description 8
- 239000000110 cooling liquid Substances 0.000 claims description 13
- 230000000694 effects Effects 0.000 abstract description 8
- 238000004140 cleaning Methods 0.000 abstract description 7
- 238000005520 cutting process Methods 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000005056 cell body Anatomy 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D77/00—Reaming tools
- B23D77/14—Reamers for special use, e.g. for working cylinder ridges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D77/00—Reaming tools
- B23D77/006—Reaming tools with means for lubricating or cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0042—Devices for removing chips
- B23Q11/005—Devices for removing chips by blowing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
- Milling, Broaching, Filing, Reaming, And Others (AREA)
Abstract
The invention discloses an oil sprayer hole processing scrap iron discharging device, which comprises an oil sprayer Kong Jiaodao, wherein an oil sprayer hole reamer consists of a cutter body and a clamping end, and is characterized in that: the cutter body comprises a small-diameter machining cutter body and a large-diameter machining cutter body, small-diameter machining blades are arranged on the small-diameter machining cutter body, the number of the small-diameter machining blades is at least 3, small-diameter machining cutter body grooves are formed in the small-diameter machining cutter body between the small-diameter machining blades, scrap iron discharge grooves are formed in the joint of the small-diameter machining cutter body and the medium-diameter machining cutter body, scrap iron guide grooves are formed in the end faces, connected with the scrap iron discharge grooves, of the medium-diameter machining cutter body between the medium-diameter machining blades, and large-diameter machining cutter body grooves are formed in the large-diameter machining cutter body between the large-diameter machining blades. The invention has the characteristics of good chip removal effect, complete cold cutting of the cutter, convenient cutter cleaning and the like.
Description
[ field of technology ]
The invention belongs to the technical field of machining, and particularly relates to a scrap iron discharging device for machining an oil sprayer hole.
[ background Art ]
In the machining process of the cylinder cover of the diesel engine, the diameter and depth of the injector hole of the cylinder cover are required by technical parameters, if the size of the injector hole does not meet the technical requirements, the injector cannot be installed or is unqualified, the injector in the cylinder cover is caused to be installed Kong Louqi to leak diesel oil, the cylinder is insufficiently combusted, and finally the power of the engine is reduced and the engine is vibrated.
In the process of machining a cylinder head oil sprayer hole, a cutter is blocked by a currently used stepped reamer through an arc position to remove chips, the cutter and the inner side part of the oil sprayer hole form a storage space when the cutter works, a position is reserved for storing scrap iron, heat is concentrated at one position to cause high temperature generated in the cylinder head oil sprayer hole, the reamer is burnt out in the machining process, a power head template for additionally installing the machining cutter is vertically installed with the reamer, the sprayed cooling liquid cannot be completely sprayed onto the reamer, the cooling effect is poor, the reamer is scrapped or damaged, the aperture size of the oil sprayer hole cannot meet the technological requirement, the final influence is caused, the oil sprayer cannot be installed or is unqualified in installation, the scrapping and damage cost of the cutter is required to be additionally paid, the machining cutter is operated together in a side-by-side mode, and the scrap iron and the cooling liquid on the cleaning cutter are effectively cleaned after machining is a problem which needs to be solved at present.
The foregoing background is only for the purpose of providing an understanding of the inventive concepts and technical aspects of the present invention and is not necessarily prior art to the present application and is not intended to be used to evaluate the novelty and creativity of the present application in the event that no clear evidence indicates that such is already disclosed at the filing date of the present application.
[ invention ]
The invention aims to provide a scrap iron discharging device for machining a hole of an oil sprayer, which aims to solve the problems of poor scrap removal effect, incomplete cooling, inconvenient tool cleaning and the like in the prior art.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a sprayer hole processing row iron fillings device, includes sprayer Kong Jiaodao, sprayer hole reamer comprises cutter body and clamping end, the cutter body includes path processing cutter body, path processing cutter body and big diameter processing cutter body, be equipped with path processing cutter piece on the path processing cutter body, the quantity of path processing cutter piece is 3 at least, path processing cutter body groove has been seted up on the path processing cutter body between the path processing cutter piece, the iron fillings emission groove has been seted up to the junction of path processing cutter body and path processing cutter body, path processing cutter body with the iron fillings guide way has been seted up to the terminal surface that the iron fillings emission groove is connected, be equipped with at least 3 path processing cutter piece on the path processing cutter body, path processing cutter body groove has been seted up to the path processing cutter body between the path processing cutter body, be equipped with at least 3 big path processing cutter piece on the big path processing cutter body, big path processing cutter body between the big path processing cutter body has seted up big path processing cutter body groove.
Further, a injector hole processing row iron fillings device still includes unit head template device, set up the fixed round hole of a plurality of placing injector hole reamer on unit head template device's the lateral wall, be equipped with injector hole reamer and control in the fixed round hole the rotatory power unit of sprayer Kong Jiaodao, the step has been seted up at unit head template device top, the cooling liquid guiding gutter has been seted up to unit head template device's above the injector hole reamer's step, the circular arc recess has still been seted up to unit head template device's top surface, be equipped with the high-pressure air pipe in the circular arc recess, unit head template device's top surface still is equipped with pneumatic mechanism, pneumatic mechanism comprises cylinder, connecting rod and straight rack, be equipped with the connecting rod on the ejector pin terminal surface of cylinder, the front end on the well left side and the well right side of connecting rod is equipped with a straight rack respectively, be equipped with the swing gear on the straight rack, the one end face of swing gear is equipped with the high-pressure air head, the air inlet connection of high-pressure air pipe's head and high-pressure air jet head, the gas outlet of high-pressure air head extends to the place ahead of fixing the round hole, the rack is equipped with the fixed carrier below the rack of swing gear, the fixed carrier is equipped with the fixed carrier below the rack.
Further, the scrap iron guide groove is connected with the medium diameter processing cutter body groove.
Further, the medium-diameter machining cutter body groove is connected with the large-diameter machining cutter body groove.
Further, the angle of the medium-diameter machining cutter body groove and the large-diameter machining cutter body groove is 90 degrees.
Further, the knife edge on the large-diameter processing blade is arc-shaped, and the arc degree of the arc of the knife edge is R1.
Further, the number of the small-diameter machining blades, the medium-diameter machining blades and the large-diameter machining blades is 4.
Further, the high-pressure jet head extends from the top surface of the power head template device to the position above the end surface of the fixed round hole, is bent downwards by 90 degrees, extends to the position in front of the end surface of the fixed round hole and points to the axis of the fixed round hole.
Further, the high-pressure air pipes are distributed on the top surface of the power head template device and between the fixed round holes.
The beneficial effects achieved by the invention are as follows:
(1) The arc chip removal groove of the existing cutter is canceled, and the medium-diameter machining cutter body groove, the large-diameter machining cutter body groove and the scrap iron guide groove are additionally arranged, so that scrap iron can not be accumulated in the chip removal groove when the cutter machines the oil sprayer hole, but can be directly discharged, and accumulated scrap is not caused; the arc of the edge of the large-diameter processing blade of the step reamer is reduced, accumulated scraps caused by the fact that a space is formed by the arc are avoided, and the direct scraps removal effect in the reaming process is good.
(2) Optimizing a power head template device, and arranging a cooling liquid diversion trench on the power head template device vertical to the upper part of the cutter, wherein when the cooling liquid is sprayed out, the cooling liquid can flow to the root of the reamer and the cutter body through the position of the cooling liquid diversion trench, so that a good cooling effect is ensured; the high-pressure jet heads are additionally arranged above the cutters, the cutters can be cleaned uniformly when the cutters extend or retract in the power head template device, and compared with manual cleaning by using an air gun, the operation is convenient to clean, the cleaning efficiency is improved, the processing cutters are further protected, and the next use is convenient; the high-pressure jet head is controlled to swing through the pneumatic mechanism, when the reamer works, the air cylinder controls the high-pressure jet head to stand up, when the reamer is cleaned, the air cylinder controls the high-pressure jet head to put down, so that the high-pressure jet head is compatible with two working states, the machine body can not collide with the high-pressure jet head when the hole is machined, the space can be evenly reserved when the hole is machined, the end faces of the power head template device and the machined machine body are close to each other, a machining cutter is stabilized, and the machining quality of the hole is improved.
[ description of the drawings ]
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of a fuel injector Kong Jiaodao and powerhead die plate apparatus of the present invention;
fig. 3 is a partial schematic view of fig. 1A.
Fig. 4 is a schematic perspective view of the pneumatic mechanism of the present invention.
Fig. 5 is a perspective view of the swing gear fixing lever of the present invention.
1. A cutter body is machined in a small diameter; 2. a small-diameter machining blade; 3. scrap iron discharge groove; 4. a pitch diameter machining blade; 5. a medium diameter processing cutter body; 6. a large diameter machining blade; 7. a large-diameter processing cutter body; 8. a clamping end; 9. a power head template device; 10. a high pressure jet head; 11. a pneumatic mechanism; 11-1, a cylinder; 11-2, connecting rods; 11-3, a straight rack; 12. a high pressure gas pipe; 13. a swing gear; 14. and a swing gear fixing rod.
[ detailed description ] of the invention
The following is a detailed description of specific embodiments.
The present invention will be described in further detail with reference to the following embodiments. It should be emphasized that the following description is merely exemplary in nature and is in no way intended to limit the scope of the invention or its applications.
As shown in figure 1, the oil sprayer hole machining scrap iron discharging device comprises an oil sprayer Kong Jiaodao, wherein an oil sprayer hole reamer consists of a cutter body and a clamping end 8, the cutter body comprises a small-diameter machining cutter body 1, an intermediate-diameter machining cutter body 5 and a large-diameter machining cutter body 7, small-diameter machining blades 2 are arranged on the small-diameter machining cutter body 1, the number of the small-diameter machining blades 2 is at least 3, small-diameter machining cutter body grooves are formed in the small-diameter machining cutter body 1 between the small-diameter machining blades 2, scrap iron discharging grooves are formed in the joint of the small-diameter machining cutter body 1 and the intermediate-diameter machining cutter body 5, scrap iron guiding grooves are formed in the end face, connected with the intermediate-diameter machining cutter body 5 and the scrap iron discharging grooves, as shown in figure 3, the utility model discloses a cutting tool for the steel wire rod machining, including the pitch diameter processing cutter body 5, be equipped with 3 at least pitch diameter processing blade 4 on the pitch diameter processing cutter body 5, pitch diameter processing cutter body groove has been seted up to pitch diameter processing cutter body 5 between the pitch diameter processing blade 4, iron fillings guide way and pitch diameter processing cutter body groove connection are equipped with 3 at least big diameter processing blade 6 on the big diameter processing cutter body 7, the edge of a knife on the big diameter processing blade 6 is circular-arc, the radian of the circular arc of edge is R1mm, big diameter processing cutter body groove has been seted up to big diameter processing cutter body 7 between the big diameter processing blade 6, pitch diameter processing cutter body groove links to each other with big diameter processing cutter body groove, pitch diameter processing cutter body groove and big diameter processing cutter body groove's cell body angle is 90, the processing chamfer has still been seted up to the terminal surface of pitch diameter processing blade 4.
The invention also comprises a power head template device 9, a plurality of fixed round holes for placing the reamer of the oil sprayer holes are formed in the side wall of the power head template device 9, the fixed round holes are internally provided with the reamer of the oil sprayer holes and a power mechanism for controlling the oil sprayer Kong Jiaodao to rotate, the power mechanism is not repeated in the prior art, the top of the power head template device 9 is provided with a step, the step of the power head template device 9 above the reamer of the oil sprayer holes is provided with a cooling liquid guide groove, the top surface of the power head template device 9 is also provided with an arc groove, a high-pressure air pipe 12 is arranged in the arc groove, the top surface of the power head template device 9 is also provided with a pneumatic mechanism 11, the pneumatic mechanism is composed of a cylinder 11-1, a connecting rod 11-2 and a straight rack 11-3, the front ends of the middle left side and the middle right side of the connecting rod 11-2 are respectively provided with a straight rack 11-3, the straight rack 11-3 is provided with a swinging gear 13, one end surface of the swinging gear 13 is provided with a high-pressure air jet head 10, the head of the high-pressure air pipe 12 and the high-pressure air jet head 10 are connected with the high-pressure air inlet 10, the high-pressure air jet head 10 extends to the round holes, and is downwards directed to the round holes, and is fixed to the round holes, and extends to the round holes in front of the round holes, and the round holes are downwards and the round hole is fixed to the round hole. The high-pressure air pipe 12 is distributed on the top surface of the power head template device 9 and between the fixed round holes, the other side of the swing gear 13 is provided with a swing gear fixing rod 14, the position of the middle lower part of the swing gear fixing rod 14 corresponding to the side surface below the straight rack 11-3 is provided with a rack support 14-1, and the tail end of the rack support 14-1 is provided with an anti-falling block 14-2.
The number of the small-diameter machining blades 2, the medium-diameter machining blades 4 and the large-diameter machining blades 6 is 4, and the reaming chip removal effect is better.
According to the invention, an arc chip groove of the existing cutter is canceled, and a medium-diameter machining cutter body groove, a large-diameter machining cutter body groove and a scrap iron guide groove are additionally arranged, so that scrap iron can not be directly discharged due to accumulation in the chip groove when the cutter machines an oil sprayer hole, and accumulated scrap iron can not be caused; the arc of the edge of the large-diameter processing blade of the step reamer is reduced, accumulated scraps caused by the fact that a space is formed by the arc are avoided, and the direct scraps removal effect in the reaming process is good.
Optimizing a power head template device, and arranging a cooling liquid diversion trench on the power head template device vertical to the upper part of the cutter, wherein when the cooling liquid is sprayed out, the cooling liquid can flow to the root of the reamer and the cutter body through the position of the cooling liquid diversion trench, so that a good cooling effect is ensured; the high-pressure jet heads are additionally arranged above the cutters, the cutters can be cleaned uniformly when the cutters extend or retract in the power head template device, and compared with manual cleaning by using an air gun, the operation is convenient to clean, the cleaning efficiency is improved, the processing cutters are further protected, and the next use is convenient; the high-pressure jet head is controlled to swing through the pneumatic mechanism, when the reamer works, the air cylinder controls the high-pressure jet head to stand up, when the reamer is cleaned, the air cylinder controls the high-pressure jet head to put down, so that the high-pressure jet head is compatible with two working states, the machine body can not collide with the high-pressure jet head when the hole is machined, the space can be evenly reserved when the hole is machined, the end faces of the power head template device and the machined machine body are close to each other, a machining cutter is stabilized, and the machining quality of the hole is improved.
It should not be considered that the implementation of the invention is limited to these descriptions, but that it is possible for a person skilled in the art to which the invention pertains to make several simple deductions or substitutions without departing from the idea of the invention, all of which should be considered as belonging to the scope of protection of the invention as defined in the appended claims.
Claims (7)
1. The utility model provides a sprayer hole processing row iron fillings device, includes sprayer Kong Jiaodao, sprayer hole reamer comprises cutter body and clamping end, its characterized in that: the cutter body comprises small-diameter machining cutter bodies and large-diameter machining cutter bodies, wherein the small-diameter machining cutter bodies are provided with small-diameter machining cutter blades, the number of the small-diameter machining cutter blades is at least 3, small-diameter machining cutter body grooves are formed in the small-diameter machining cutter bodies between the small-diameter machining cutter blades, scrap iron discharge grooves are formed in the joints of the small-diameter machining cutter bodies and the medium-diameter machining cutter bodies, scrap iron guide grooves are formed in the end faces, connected with the medium-diameter machining cutter bodies and the scrap iron discharge grooves, at least 3 medium-diameter machining cutter blades are arranged on the medium-diameter machining cutter bodies, medium-diameter machining cutter body grooves are formed in the medium-diameter machining cutter bodies between the medium-diameter machining cutter bodies, at least 3 large-diameter machining cutter blades are arranged on the large-diameter machining cutter bodies, and large-diameter machining cutter body grooves are formed in the large-diameter machining cutter bodies between the large-diameter machining cutter bodies;
the scrap iron guide groove is connected with the medium diameter processing cutter body groove;
the power head template device is characterized by further comprising a power head template device, a plurality of fixed round holes for placing the oil sprayer hole reamer are formed in the side wall of the power head template device, an oil sprayer hole reamer and a power mechanism for controlling the oil sprayer Kong Jiaodao to rotate are arranged in the fixed round holes, a step is formed in the top of the power head template device, a cooling liquid diversion groove is formed in the step of the power head template device above the oil sprayer hole reamer, an arc groove is further formed in the top surface of the power head template device, a high-pressure air pipe is arranged in the arc groove, a pneumatic mechanism is further arranged on the top surface of the power head template device, the pneumatic mechanism consists of an air cylinder, a connecting rod and a straight toothed bar, the end face of the ejector rod of the air cylinder is provided with a connecting rod, the front ends of the middle left side and the middle right side of the connecting rod are respectively provided with a straight rack, the straight rack is provided with a swinging gear, one end face of the swinging gear is provided with a high-pressure air jet head, the head part of the high-pressure air pipe is connected with the air inlet of the high-pressure air jet head, the high-pressure jet head comprises a high-pressure jet head body, wherein a high-pressure jet head is arranged at the front side of a fixed round hole, a swing gear fixing rod is arranged at the other side of the swing gear, a rack support is arranged at the position, corresponding to the side face below a straight rack, of the middle lower part of the swing gear fixing rod, and an anti-falling block is arranged at the tail end of the rack support.
2. The scrap iron removing device for machining a hole of an oil injector according to claim 1, wherein: the medium-diameter machining cutter body groove is connected with the large-diameter machining cutter body groove.
3. The scrap iron removing device for machining a hole of an oil injector according to claim 1, wherein: the angle of the medium-diameter machining cutter body groove and the large-diameter machining cutter body groove is 90 degrees.
4. The scrap iron removing device for machining a hole of an oil injector according to claim 1, wherein: the knife edge on the large-diameter processing blade is arc-shaped.
5. The scrap iron removing device for machining a hole of an oil injector according to claim 1, wherein: the number of the small-diameter machining blades, the medium-diameter machining blades and the large-diameter machining blades is 4.
6. The scrap iron removing device for machining a hole of an oil injector according to claim 2, wherein: the high-pressure jet head extends from the top surface of the power head template device to the upper part of the end surface of the fixed round hole, is bent downwards by 90 degrees, extends to the front part of the end surface of the fixed round hole and points to the axis of the fixed round hole.
7. The scrap iron removing device for machining a hole of an oil injector according to claim 2, wherein: the high-pressure air pipes are distributed on the top surface of the power head template device and between the fixed round holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010469697.2A CN111438400B (en) | 2020-05-28 | 2020-05-28 | Scrap iron discharging device for machining holes of oil sprayer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010469697.2A CN111438400B (en) | 2020-05-28 | 2020-05-28 | Scrap iron discharging device for machining holes of oil sprayer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111438400A CN111438400A (en) | 2020-07-24 |
| CN111438400B true CN111438400B (en) | 2024-03-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010469697.2A Active CN111438400B (en) | 2020-05-28 | 2020-05-28 | Scrap iron discharging device for machining holes of oil sprayer |
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| Country | Link |
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| CN (1) | CN111438400B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010105119A (en) * | 2008-10-29 | 2010-05-13 | Fuji Seiko Ltd | Drill reamer |
| CN206981901U (en) * | 2017-06-13 | 2018-02-09 | 郑州市钻石精密制造有限公司 | A kind of rear chip removal reamer for being provided with gear bits block |
| CN206981900U (en) * | 2017-06-13 | 2018-02-09 | 郑州市钻石精密制造有限公司 | A kind of reverse chip removal reamer of side water outlet |
| CN209664392U (en) * | 2019-04-18 | 2019-11-22 | 河北瑞丰动力缸体有限公司 | Cylinder cap fuel injector aperture knife tool |
| CN212286129U (en) * | 2020-05-28 | 2021-01-05 | 广西玉柴机器股份有限公司 | Iron scrap discharging device for oil injector hole machining |
-
2020
- 2020-05-28 CN CN202010469697.2A patent/CN111438400B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010105119A (en) * | 2008-10-29 | 2010-05-13 | Fuji Seiko Ltd | Drill reamer |
| CN206981901U (en) * | 2017-06-13 | 2018-02-09 | 郑州市钻石精密制造有限公司 | A kind of rear chip removal reamer for being provided with gear bits block |
| CN206981900U (en) * | 2017-06-13 | 2018-02-09 | 郑州市钻石精密制造有限公司 | A kind of reverse chip removal reamer of side water outlet |
| CN209664392U (en) * | 2019-04-18 | 2019-11-22 | 河北瑞丰动力缸体有限公司 | Cylinder cap fuel injector aperture knife tool |
| CN212286129U (en) * | 2020-05-28 | 2021-01-05 | 广西玉柴机器股份有限公司 | Iron scrap discharging device for oil injector hole machining |
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| Publication number | Publication date |
|---|---|
| CN111438400A (en) | 2020-07-24 |
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