CN108672818A - A kind of oil pump body gang reamer - Google Patents
A kind of oil pump body gang reamer Download PDFInfo
- Publication number
- CN108672818A CN108672818A CN201810812760.0A CN201810812760A CN108672818A CN 108672818 A CN108672818 A CN 108672818A CN 201810812760 A CN201810812760 A CN 201810812760A CN 108672818 A CN108672818 A CN 108672818A
- Authority
- CN
- China
- Prior art keywords
- reamer
- apopore
- oil pump
- pump body
- water hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 65
- 230000001154 acute effect Effects 0.000 claims description 6
- 229910003460 diamond Inorganic materials 0.000 claims description 5
- 239000010432 diamond Substances 0.000 claims description 5
- 238000003801 milling Methods 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 239000011435 rock Substances 0.000 claims 1
- 238000012545 processing Methods 0.000 abstract description 16
- 238000000034 method Methods 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000003754 machining Methods 0.000 abstract description 5
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000003860 storage 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
- B23D77/02—Reamers with inserted cutting edges
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling, Broaching, Filing, Reaming, And Others (AREA)
Abstract
The invention discloses a kind of oil pump body gang reamers, including laterally disposed the first reamer body (1) and the second reamer body (2)；The right end of second reamer body (2) and the left end of first reamer body (1) plug；There is the second blade (21) on second reamer body (2) left part；It is from left to right sequentially distributed the reamer portion of multiple and different diameters on first reamer body (1), the first blade is respectively provided in each reamer portion.A kind of oil pump body gang reamer disclosed by the invention; it can allow workers processing at the hole of the different-diameter on processing oil pump body; cutter without the respective diameters that often change the outfit; save valuable process time; it is high in machining efficiency; the whole production cost that oil pump body can be significantly reduced, is of great practical significance.
Description
Technical field
The present invention relates to technical fields of mechanical processing, more particularly to a kind of oil pump body gang reamer.
Background technology
Currently, oil pump body (i.e. the pump housing of oil pump) is a kind of important component in automobile engine, usually have thereon more
A through-hole, in order to which multiple through-holes (or blind hole) to the different-diameter having on oil pump body are processed, existing processing side
Formula is：The corresponding cutter using different-diameter is needed, to be processed to the through-hole on oil pump body.For example, when an oil pump body
Upper tool there are four when through-hole (or blind hole) of different-diameter needs that the cutter of different-diameter is completed to process using four.Example
Such as, there are one above an oil pump bodyHole, the hole of a 23.5 ± 0.05mm of Φ, a Φ 43.1 ±
The structure in the hole and Φ 42.1*R35.29 ± 0.02mm of 0.05mm.
Therefore, existing processing method needs to allow in through-hole (or blind hole) of the different-diameter on processing oil pump body
Workers processing often changes the outfit the cutters of respective diameters, and the time that not only changes the outfit is long, but also feed is also required to before and after tool changing, therefore, needs
A large amount of process time is spent, processing efficiency is relatively low, significantly increases the whole production cost of oil pump body.
Therefore, at present there is an urgent need to develop a kind of tool is gone out, can allow workers processing processing oil pump body on difference
When the hole of diameter, without the cutter for the respective diameters that often change the outfit, save valuable process time, it is high in machining efficiency, it can be notable
Reduce the whole production cost of oil pump body.
Invention content
In view of this, the object of the present invention is to provide a kind of oil pump body gang reamer, workers processing can be allowed to add
When the hole of the different-diameter on work oil pump body, without the cutter for the respective diameters that often change the outfit, save valuable process time, processing
It is efficient, the whole production cost of oil pump body can be significantly reduced, is of great practical significance.
For this purpose, the present invention provides a kind of oil pump body gang reamer, including the first laterally disposed reamer body and
Two reamer bodies；
The right end of second reamer body and the left end of first reamer body plug；
There is the second blade on second reamer body left part；
The reamer portion of multiple and different diameters is from left to right sequentially distributed in first reamer body, in each reamer portion
It is respectively provided with the first blade.
Wherein, polycrystalline diamond PCD wearing layers are covered on first blade；
Polycrystalline diamond PCD wearing layers are covered on second blade.
Wherein, second reamer body left part surrounding outer wall is along the circumferential direction spacedly distributed, and there are four the second knives
Sword.
Wherein, the left end of first reamer body be from left to right sequentially distributed the first reamer portion with different-diameter,
Second reamer portion, third reamer portion and the 4th reamer portion；
The surrounding outer wall in first reamer portion, the second reamer portion, third reamer portion and the 4th reamer portion, respectively circumferentially
Direction is spacedly distributed, and there are four the first blades.
Wherein, the right end of first reamer body has taper shank portion；
There are one hollow cylindrical sections for the left side outer wall set in the taper shank portion；
The surrounding outer wall of the cylindrical section has the locating slot of annular spread；
The surrounding side wall of the cylindrical section is along the circumferential direction spacedly distributed, and there are two the first flat portions；
The left side in first flat portion and locating slot coincide setting；
The cross sectional shape of the locating slot in an axial direction is U-shaped.
Wherein, the center water hole for being internally provided with cross direction profiles of first reamer body；
The left end of the center water hole runs through the left side of the first reamer body, and the right end of center water hole and one
A blind rivet connection screw thread hole is connected.
Wherein, the left end of first reamer body is equipped with one group of first apopore and one group of second apopore；
There are four every group of first apopore tools, there are four every group of second apopore also has；
The water outlet connection corresponding with the first blade in third reamer portion that each first water outlet outer end of hole has；
The water outlet connection corresponding with the first blade in the 4th reamer portion that each second water outlet outer end of hole has；
The water inlet that the water inlet and the second apopore inner end that first apopore inner end has have respectively with the center
The hole wall of water hole is connected；
The aperture of the center water hole is more than the aperture of the first apopore and the second apopore.
Wherein, first apopore is located at the left side of the second apopore；
Angle between first apopore and the axis of first reamer body is acute angle；
Angle between second apopore and the axis of first reamer body is acute angle；
The distance between first apopore and the axis of first reamer body are from left to right gradually reduced；
The distance between second apopore and the axis of first reamer body are from left to right gradually reduced.
Wherein, the right end of second reamer body is inserted into the left end of the center water hole of first reamer body；
Second reamer body is inserted into the part of center water hole, does not block the first apopore and the second apopore inner end
Water inlet；
Second reamer body is inserted into the part of center water hole, passes through four the first screws and four the second screws and
One reamer body is fixedly connected；
First screw is radially arranged in first reamer body, and the inner end of the first screw and second reamer
The outer surface that cutter hub is inserted into the part of center water hole is mutually adjacent to；
Second screw is radially arranged in first reamer body, and the inner end of the second screw and second reamer
The outer surface that cutter hub is inserted into the part of center water hole is mutually adjacent to；
Four the first screws are along the circumferential direction arranged in first reamer portion at equal intervals；
Four the second screws are along the circumferential direction arranged in third reamer portion at equal intervals.
Wherein, the second reamer body is inserted into the right part milling of the part of center water hole there are four is along the circumferential direction distributed
The second flat portion, the second flat portion be back taper portion, and the inner end of four the second screws in third reamer portion respectively with it is right
The the second flat portion answered fits.
By the above technical solution provided by the invention as it can be seen that compared with prior art, the present invention provides a kind of oil pumps
Body gang reamer can allow workers processing at the hole of the different-diameter on processing oil pump body, corresponding without often changing the outfit
The cutter of diameter is saved valuable process time, high in machining efficiency, can significantly reduce the whole production cost of oil pump body, is had
There is great production practices meaning.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of oil pump body gang reamer provided by the invention；
Fig. 2 is a kind of left view of oil pump body gang reamer provided by the invention；
Fig. 3 is the structure enlargement diagram of the second reamer body in a kind of oil pump body gang reamer provided by the invention；
Fig. 4 is the left view of the second reamer body in a kind of oil pump body gang reamer provided by the invention；
Fig. 5 is the local overlooking on the right of the second reamer body in a kind of oil pump body gang reamer provided by the invention
Figure；
In figure：1 is the first reamer body, and 2 be the second reamer body；
11 be taper shank portion, and 12 be cylindrical section, and 13 be the first reamer portion, and 14 be the second reamer portion, and 15 be third reamer portion, 16
For the 4th reamer portion；
Water hole centered on 17,18 be blind rivet connection screw thread hole, and 19 be the first apopore, and 20 be the second apopore；
31 be the first screw, and 32 be the second screw；
120 be locating slot, and 121 be the first flat portion；
21 be the second blade, and 22 be the second flat portion.
Specific implementation mode
In order to enable those skilled in the art to better understand the solution of the present invention, below in conjunction with the accompanying drawings with embodiment to this
Invention is described in further detail.
Referring to Fig. 1 to Fig. 5, the present invention provides a kind of oil pump body gang reamers, including the first laterally disposed reamer
Cutter hub 1 and the second reamer body 2；
The right end of second reamer body 2 and the left end of first reamer body 1 plug；
There is the second blade 21 on second reamer body, 2 left part；
The reamer portion of multiple and different diameters, each reamer portion are from left to right sequentially distributed in first reamer body 1
On be respectively provided with the first blade.
In the present invention, it should be noted that the diameter of first reamer body 1 is more than the straight of the second reamer body 2
Diameter, that is to say, that the first reamer body 1 is big reamer body, and the second reamer body 2 is reamer cutter hub.
In specific implementation, polycrystalline diamond (PCD) wearing layer is covered on second blade 21.
In the present invention, in specific implementation, second reamer body, 2 left part surrounding outer wall is along the circumferential direction (i.e. all
To) be spacedly distributed and (be uniformly distributed) there are four the second blade 21.
In the present invention, in specific implementation, the left end of first reamer body 1 is from left to right sequentially distributed with difference
The first reamer portion 13, the second reamer portion 14, third reamer portion 15 and the 4th reamer portion 16 of diameter；
The surrounding outer wall in first reamer portion 13, the second reamer portion 14, third reamer portion 15 and the 4th reamer portion 16, point
Not being spacedly distributed along the circumferential direction, there are four the first blades.
It should be noted that for the present invention, the quantity in reamer portion is not limited to four, can also be according to the practical need of user
It wants, is set as any number of.
In specific implementation, polycrystalline diamond (PCD) wearing layer is covered on first blade.
It should be noted that in specific implementation, the first reamer portion 13, the second reamer portion 14, third reamer portion 15 and the 4th
Reamer portion 16 can select different diameters.For example, the diameter of phi in the first reamer portion 13 can be 23.5 ± 0.01mm, length
Can be 15mm；The diameter of phi in the second reamer portion 14 can be 42.1 ± 0.01mm of Φ, and length can be 5mm；Third reamer
The diameter in portion 15 can beIts length can be 21.686mm, and the diameter in the 4th reamer portion 16 can be
70.18 ± 0.01mm of Φ, length can be 15.523mm.Therefore, accordingly, the first reamer portion 13, the second reamer portion 14,
Three reamer portions 15 and the 4th reamer portion 16 can process the through-hole of different-diameter size on oil pump body.
In the present invention, in specific implementation, the right end of first reamer body 1 has taper shank portion 11；
There are one hollow cylindrical sections 12 for the left side outer wall set in the taper shank portion 11.
In specific implementation, the surrounding outer wall of the cylindrical section 12 has the locating slot 120 of annular spread；
The surrounding side wall of the cylindrical section 12 is along the circumferential direction spacedly distributed, and there are two the first flat portions 121；
The left side in first flat portion 121 and locating slot 120 coincide setting.
In specific implementation, the cross sectional shape of the locating slot 120 in an axial direction is U-shaped.
In specific implementation, the taper shank portion 11 is Morse taper shank portion.It should be noted that Morse taper shank portion can be with external machine
The mohs tapered bore of bed main shaft matches.
It should be noted that for the present invention, the locating slot of U-shaped is used to that positioning to be fixed with external machine tool chief axis, and
First flat portion 121, for driving the rotation of the first reamer body 1.
In the present invention, in specific implementation, water is crossed at the center for being internally provided with cross direction profiles of first reamer body 1
Hole 17；
The left end of the center water hole 17 runs through the left side of the first reamer body 1, and the right side of center water hole 17
End is connected with a blind rivet connection screw thread hole 18.
It should be noted that the blind rivet connection screw thread hole 18 is used to connect the Latin on external lathe.
In specific implementation, the left end of first reamer body 1 is equipped with one group of first apopore 19 and one group of second water outlet
Hole 20；
There are four every group of first apopore 19 tools, there are four every group of second apopore 20 also has；
The water outlet that each first apopore, 19 outer end has is corresponding with the first blade in third reamer portion 15
Connection；
The water outlet that each second apopore, 20 outer end has is corresponding with the first blade in the 4th reamer portion 16
Connection；
The water inlet that the water inlet and 20 inner end of the second apopore that first apopore, 19 inner end has have respectively with it is described
The hole wall of center water hole 17 is connected.
In specific implementation, first apopore 19 is located at the left side of the second apopore 20；
Angle between first apopore 19 and the axis of first reamer body 1 is acute angle；
Angle between second apopore 20 and the axis of first reamer body 1 is acute angle；
In specific implementation, the distance between axis of first apopore 19 and first reamer body 1 from a left side to
The right side is gradually reduced；
The distance between second apopore 20 and the axis of first reamer body 1 are from left to right gradually reduced.
Be in specific implementation, between any one first apopore 19 and the first adjacent apopore 19 it is symmetrical above and below or
It is front and back symmetrical；
It is symmetrical above and below or front and back symmetrical between any one second apopore 20 and the second adjacent apopore 20.
In the present invention, in specific implementation, the right end of second reamer body 2 is inserted into first reamer body 1
Center water hole 17 left end；
Second reamer body 2 is inserted into the part of center water hole 17, does not block the water outlet of the first apopore 19 and second
The water inlet (water inlet for exposing 20 inner end of the first apopore 19 and the second apopore) of 20 inner end of hole.
In the present invention, in specific implementation, the second reamer body 2 is inserted into part and the first reamer of center water hole 17
Cutter hub 1 is fixedly connected.
In specific implementation, the second reamer body 2 is inserted into the part of center water hole 17, passes through four 31 Hes of the first screw
Four the second screws 32 are fixedly connected with the first reamer body 1；
First screw 31 is radially arranged in first reamer body 1 (being specially in threaded hole), and the first screw
The outer surface for the part that 31 inner end is inserted into center water hole 17 with second reamer body 2 is mutually adjacent to；
Second screw 32 is radially arranged in first reamer body 1 (being specially in threaded hole), and the second screw
The outer surface for the part that 32 inner end is inserted into center water hole 17 with second reamer body 2 is mutually adjacent to.
In specific implementation, four the first screws 31 are along the circumferential direction arranged in the first reamer portion 13 at equal intervals；
Four the second screws 32. are along the circumferential direction arranged in third reamer portion 15 at equal intervals
In specific implementation, the second reamer body 2 is inserted into the right part milling of the part (i.e. insertion section) of center water hole 17
There are four the second flat portion 22 being along the circumferential direction distributed, the second flat portion 22 is back taper portion, and in third reamer portion 15
The inner end of four the second screws 32 fits with corresponding second flat portion 22 respectively.
It therefore, can be by the second flat portion of back taper, to lock the second reamer body 2, to anti-for the present invention
When retaining knife, the second reamer body 2 exits to the left.
It should be noted that for the present invention, inlet opening is provided through in first reamer body 1 (specifically can be with
For：First reamer body 1 is provided with the inlet opening on the position between the 4th reamer portion 16 and cylindrical section 12), the inlet opening with
Center water hole 17 is connected, and the inlet opening is connected with the compression pump of external lathe, therefore, passes through the pressure of external lathe
Power pumps, and compression pump is passed through the flow of high pressure to center water hole 17, then, the flow of high pressure can by the first apopore 19,
Second apopore 20 flow out, so as to effectively cool down to the heat that reamer generates in process, meanwhile, add
The problem of various impurity such as the aluminium skimmings generated during work wash away, avoid the occurrence of swaging clamp, avoids the table for influencing workpiece to be processed
Face quality.
Wherein, the compression pump of external lathe is connected with the water tank of special storage water, can extract the water in water tank, press
Enter inlet opening, be then pressed into center water hole 17, since the aperture of center water hole 17 goes out more than the first apopore 19 and second
The aperture in water hole 20, therefore, the water for forming high pressure are flowed out from the first apopore 19 and the second apopore 20, i.e. flow is from gross porosity
Place's moment is converted into exporting at pore, to achieve the effect that high-pressure flush, can the gang reamer that cut is cooling and
The various impurity such as aluminium skimmings are washed away.
It should be noted that for the present invention, the power resources of the gang reamer are external machine tool chief axis, by by taper shank
Portion 11 (being Morse taper shank portion) is matched with the mohs tapered bore of external machine tool chief axis, so as in the drive of external machine tool chief axis
It is moved up and down under dynamic and horizontal revolving motion.
In the present invention, in specific implementation, the material of first reamer body 1 is 40Cr (40 chromium, the second reamer body
2 material is hard alloy, trade mark ZK10.
It should be noted that for the present invention, four hinges in the first reamer body 1 are passed through based on above technical scheme
Reamer portion in knife portion and the second reamer body 2 can easily process four structures (such as four through-holes) on oil pump body,
The time of tool changing and the most of the time of feed are eliminated in this way, to greatly improve processing efficiency, and are had in each reamer portion
There are four blades being along the circumferential direction distributed, can thus effectively reduce vibrations when processing, to ensure to oil pump body etc.
The machining accuracy of workpiece, and gang reamer provided by the invention is simple in structure, reasonable design is easily fabricated.
In conclusion compared with prior art, a kind of oil pump body gang reamer provided by the invention can allow and add
Work worker, without the cutter for the respective diameters that often change the outfit, saves valuable add at the hole of the different-diameter on processing oil pump body
It is high in machining efficiency between working hour, the whole production cost of oil pump body can be significantly reduced, is of great practical significance.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of oil pump body gang reamer, which is characterized in that including laterally disposed the first reamer body (1) and the second reamer
Cutter hub (2)；
The right end of second reamer body (2) and the left end of first reamer body (1) plug；
There is the second blade (21) on second reamer body (2) left part；
The reamer portion of multiple and different diameters is from left to right sequentially distributed on first reamer body (1), in each reamer portion
It is respectively provided with the first blade.
2. oil pump body gang reamer as described in claim 1, which is characterized in that be covered with glomerocryst gold on first blade
Hard rock PCD wearing layers；
It is covered with polycrystalline diamond PCD wearing layers on second blade (21).
3. oil pump body gang reamer as described in claim 1, which is characterized in that the second reamer body (2) left part
Surrounding outer wall is along the circumferential direction spacedly distributed, and there are four the second blades (21).
4. oil pump body gang reamer as described in claim 1, which is characterized in that the left end of first reamer body (1)
From left to right be sequentially distributed the first reamer portion (13) with different-diameter, the second reamer portion (14), third reamer portion (15) and
4th reamer portion (16)；
First reamer portion (13), the second reamer portion (14), third reamer portion (15) and the 4th reamer portion (16) surrounding outside
Wall, being along the circumferential direction spacedly distributed respectively, there are four the first blades.
5. oil pump body gang reamer as described in claim 1, which is characterized in that the right end of first reamer body (1)
With taper shank portion (11)；
There are one hollow cylindrical sections (12) for the left side outer wall set of the taper shank portion (11)；
The surrounding outer wall of the cylindrical section (12) has the locating slot (120) of annular spread；
The surrounding side wall of the cylindrical section (12) is along the circumferential direction spacedly distributed, and there are two the first flat portions (121)；
The left side in first flat portion (121) and locating slot (120) coincide setting；
The cross sectional shape of the locating slot (120) in an axial direction is U-shaped.
6. oil pump body gang reamer as claimed in claim 4, which is characterized in that the inside of first reamer body (1)
It is provided with the center water hole (17) of cross direction profiles；
The left end of the center water hole (17) runs through the left side of the first reamer body (1), and center water hole (17)
Right end is connected with a blind rivet connection screw thread hole (18).
7. oil pump body gang reamer as claimed in claim 6, which is characterized in that the left end of first reamer body (1)
Equipped with one group of first apopore (19) and one group of second apopore (20)；
There are four every group of first apopore (19) tools, there are four every group of second apopore (20) also has；
The water outlet that each first apopore (19) outer end has is corresponding with the first blade in third reamer portion (15)
Connection；
The water outlet that each second apopore (20) outer end has is corresponding with the first blade on the 4th reamer portion (16)
Connection；
The water inlet that the water inlet and the second apopore (20) inner end that first apopore (19) inner end has have respectively with it is described
The hole wall of center water hole (17) is connected；
The aperture of the center water hole (17) is more than the aperture of the first apopore (19) and the second apopore (20).
8. oil pump body gang reamer as claimed in claim 7, which is characterized in that first apopore (19) is located at second
The left side of apopore (20)；
Angle between first apopore (19) and the axis of first reamer body (1) is acute angle；
Angle between second apopore (20) and the axis of first reamer body (1) is acute angle；
The distance between the axis of first apopore (19) and first reamer body (1) is from left to right gradually reduced；
The distance between the axis of second apopore (20) and first reamer body (1) is from left to right gradually reduced.
9. the oil pump body gang reamer as described in any one of claim 6 to 8, which is characterized in that the second reamer knife
The right end of body (2) is inserted into the left end of the center water hole (17) of first reamer body (1)；
Second reamer body (2) is inserted into the part of center water hole (17), does not block the first apopore (19) and second and goes out
The water inlet of water hole (20) inner end；
Second reamer body (2) is inserted into the part of center water hole (17), passes through four the first screws (31) and four second
Screw (32) is fixedly connected with the first reamer body (1)；
First screw (31) is radially arranged in first reamer body (1), and the inner end of the first screw (31) with it is described
The outer surface that second reamer body (2) is inserted into the part of center water hole (17) is mutually adjacent to；
Second screw (32) is radially arranged in first reamer body (1), and the inner end of the second screw (32) with it is described
The outer surface that second reamer body (2) is inserted into the part of center water hole (17) is mutually adjacent to；
Four the first screws (31) are along the circumferential direction arranged in first reamer portion (13) at equal intervals；
Four the second screws (32) are along the circumferential direction arranged in third reamer portion (15) at equal intervals.
10. oil pump body gang reamer as claimed in claim 9, which is characterized in that the second reamer body (2) is inserted into center
There are four the second flat portion (22) being along the circumferential direction distributed, the second flat portions (22) for the right part milling of the part of water hole (17)
For back taper portion, and the inner end of four the second screws (32) in third reamer portion (15) respectively with corresponding second flat portion
(22) it fits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810812760.0A CN108672818A (en) | 2018-07-23 | 2018-07-23 | A kind of oil pump body gang reamer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810812760.0A CN108672818A (en) | 2018-07-23 | 2018-07-23 | A kind of oil pump body gang reamer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108672818A true CN108672818A (en) | 2018-10-19 |
Family
ID=63814545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810812760.0A Pending CN108672818A (en) | 2018-07-23 | 2018-07-23 | A kind of oil pump body gang reamer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108672818A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6568883B1 (en) * | 1998-04-14 | 2003-05-27 | Fuji Seiko Limited | Method of finishing inner circumferential surface, and reamer |
| CN202428051U (en) * | 2011-11-29 | 2012-09-12 | 郑州市钻石精密制造有限公司 | Diamond forming reamer for machining bearing post hole of steering machine |
| CN204381553U (en) * | 2014-12-25 | 2015-06-10 | 重庆渝江压铸有限公司 | Oil pump body gang reamer |
| CN208713023U (en) * | 2018-07-23 | 2019-04-09 | 天津渝江压铸有限公司 | A kind of oil pump body gang reamer |
-
2018
- 2018-07-23 CN CN201810812760.0A patent/CN108672818A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6568883B1 (en) * | 1998-04-14 | 2003-05-27 | Fuji Seiko Limited | Method of finishing inner circumferential surface, and reamer |
| CN202428051U (en) * | 2011-11-29 | 2012-09-12 | 郑州市钻石精密制造有限公司 | Diamond forming reamer for machining bearing post hole of steering machine |
| CN204381553U (en) * | 2014-12-25 | 2015-06-10 | 重庆渝江压铸有限公司 | Oil pump body gang reamer |
| CN208713023U (en) * | 2018-07-23 | 2019-04-09 | 天津渝江压铸有限公司 | A kind of oil pump body gang reamer |
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