CN115194196A - Special cutter for machining valve disc - Google Patents
Special cutter for machining valve disc Download PDFInfo
- Publication number
- CN115194196A CN115194196A CN202211000568.4A CN202211000568A CN115194196A CN 115194196 A CN115194196 A CN 115194196A CN 202211000568 A CN202211000568 A CN 202211000568A CN 115194196 A CN115194196 A CN 115194196A
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- CN
- China
- Prior art keywords
- plane
- cutter
- valve disc
- hole
- base
- 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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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
- B23B27/14—Cutting tools of which the bits or tips or cutting inserts are of special material
- B23B27/16—Cutting tools of which the bits or tips or cutting inserts are of special material with exchangeable cutting bits or cutting inserts, e.g. able to be clamped
- B23B27/1603—Cutting tools of which the bits or tips or cutting inserts are of special material with exchangeable cutting bits or cutting inserts, e.g. able to be clamped with specially shaped plate-like exchangeable cutting inserts, e.g. chip-breaking groove
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
- B23B27/10—Cutting tools with special provision for cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
- B23B27/14—Cutting tools of which the bits or tips or cutting inserts are of special material
- B23B27/16—Cutting tools of which the bits or tips or cutting inserts are of special material with exchangeable cutting bits or cutting inserts, e.g. able to be clamped
- B23B27/1603—Cutting tools of which the bits or tips or cutting inserts are of special material with exchangeable cutting bits or cutting inserts, e.g. able to be clamped with specially shaped plate-like exchangeable cutting inserts, e.g. chip-breaking groove
- B23B27/1611—Cutting tools of which the bits or tips or cutting inserts are of special material with exchangeable cutting bits or cutting inserts, e.g. able to be clamped with specially shaped plate-like exchangeable cutting inserts, e.g. chip-breaking groove characterised by having a special shape
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
- B23B27/22—Cutting tools with chip-breaking equipment
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Auxiliary Devices For Machine Tools (AREA)
Abstract
The invention relates to the technical field of machining tools, in particular to a special tool for machining a valve disc, which comprises a base, a support, a cutter body, a pressing plate, a cutter bar and a nozzle, wherein a bottom plate is arranged on a tool rest of a machine tool, the support is arranged above the base, the cutter body is arranged above the support, the pressing plate is arranged above the support, the cutting plate is arranged on the side surface of the cutter body, the cutter bar is arranged between the cutter body and the pressing plate, and the nozzle is arranged above the base.
Description
Technical Field
The invention relates to the field of machining tools, in particular to a special tool for machining a valve disc.
Background
With the rapid development of economy, the automobile industry is also developing vigorously, and in the production process of automobiles and parts, various specialized machining tools are increasingly used in order to improve efficiency, save time and reduce labor cost. The valve disc is a part used on an automobile engine control mechanism, is made of a 304 stainless steel plate, an H58 copper material and an LY12 aluminum material, and has the functions of being used as a valve for controlling the air inflow of the valve, the thickness of the valve disc is 2mm, and the diameters of the valve disc are 59mm, 65mm, 72mm, 81mm and other specifications; as a part with high precision requirement, the two planes and the excircle of the qualified disk do not form 90 degrees, the middle of the qualified disk is provided with two phi 4.5 elliptical holes, the plane burr requirement is less than 0.003mm, the excircle burr is less than 0.008mm, the finish is less than 0.8um, the bevel angle is sharp, and the qualified disk cannot slightly collide with or collapse, and the requirement is extremely strict.
At present, the outer ellipse processing technology of the valve disc in the prior art is generally as follows: clamping a workpiece by using a special inclined tool clamp, placing the workpiece on a numerical control lathe to form an outer ellipse, then placing the workpiece on an outer circle grinding machine to grind an outer circle, and measuring the outer diameter by using an outer diameter micrometer. In the existing processing technology, a conventional universal cutter is used for the outer ellipse of the valve disc on the numerical control lathe, when the cutter is used for processing the outer ellipse of the valve disc, the efficiency is low, the cutter is easy to wear, and the quality of a processed product is unstable.
Disclosure of Invention
The present invention is directed to a special tool for machining a valve disc, so as to solve the problems mentioned in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a special cutter for machining a valve disc comprises a base, a support, a cutter body, a pressing plate, a cutter bar and a nozzle, wherein the base is installed on a cutter frame of a machine tool, the support is installed above the base, the cutter body is installed above the support, the pressing plate is installed on the side surface of the cutter body, the cutter bar is installed between the cutter body and the pressing plate, and the nozzle is installed above the base.
Preferably, the base is provided with a first plane, a circular positioning hole, a cooling liquid inlet, a first bolt hole, a rectangular groove, a nozzle mounting hole, a transverse cooling liquid channel, a longitudinal cooling liquid channel and a first threaded hole, and the first plane is matched with the mounting surface of the tool rest of the machine tool; the first plane is provided with a circular positioning hole, the circular positioning hole is matched with a cylindrical pin on a tool rest of a machine tool, the first plane is provided with a cooling liquid inlet, the cooling liquid inlet is connected with a cooling liquid channel on the tool rest of the machine tool, the cooling liquid channel comprises a transverse cooling channel and a longitudinal cooling liquid channel, the transverse cooling channel is communicated with the longitudinal cooling liquid channel, the first plane of the base is provided with a rectangular groove, a first threaded hole is formed in the rectangular groove, and the first threaded hole is provided with a plurality of groups of linear uniform equidistant arrays.
Preferably, the cross-section of support is trapezoidal shape, is provided with plane two, plane three, bolt hole two, screw hole two, location pinhole on the support, and the contained angle between plane two and plane three is 10, and screw hole two is provided with the multiunit, along the even equidistance array of plane two, and bolt hole two runs through the support, and the both ends at plane three are seted up to the location pinhole.
Preferably, the cutter body is provided with a plane four, a plane five, a plane six, a plane seven, a plane eight, a threaded hole three and a bolt hole three, the plane four is attached to the plane three, the plane five is arranged on the side part of the cutter body and is not in contact with the plane four, the length of the plane five is the same as that of the cutter body, and the plane six and the plane seven are arranged on the upper part of the plane five and are convenient to be clamped with the cutter strip.
Preferably, be provided with nine, ten, the bolt hole on the plane on the clamp plate, be equipped with the draw-in groove between nine, the ten planes of plane, be convenient for the card at the lateral part of cutter body through the draw-in groove, seted up bolt hole four in the draw-in groove, bolt hole four runs through the clamp plate, and is provided with the multiunit, is the even equidistance array of straight line.
Preferably, the tool section is provided with a first side face, a first end face, a first cutting edge, a second cutting edge, a first chip breaker groove, a second chip breaker groove and a second side face, and the first chip breaker groove and the second chip breaker groove are symmetrically arranged on two sides of the first end face.
Preferably, the first cutting edge and the second cutting edge are arranged at the edges of the first chip breaker groove and the second chip breaker groove respectively, the first cutting edge and the second cutting edge are inclined inwards in a high-outside and low-inside mode, and the inclination angle of the first cutting edge and the second cutting edge is 0-20 degrees.
Preferably, the first side face is arranged opposite to the second side face with respect to the blade bar.
Preferably, the second side face is arranged opposite to the blade bar in a front-back manner.
Preferably, the support is arranged in a rectangular groove of the base, a second plane on the support is matched with the bottom surface of the rectangular groove on the base, a fourth plane on the cutter body is matched with a third plane on the support, a ninth plane on the pressure plate is matched with a fifth plane on the cutter body, and the external thread of the nozzle is installed in a nozzle installation hole on the base.
Compared with the prior art, the invention has the beneficial effects that:
the base is provided with the support, the cutter body, the pressing plate, the cutter strip and the nozzle, the first chip breaker groove and the second chip breaker groove are symmetrically arranged on the cutter strip, the first cutting edge and the second cutting edge are respectively arranged at the edges of the first chip breaker groove and the second chip breaker groove, the first cutting edge and the second cutting edge are inclined inwards in a high-outer-part and low-inner-part mode, the inclination angle is 0-20 degrees, the machining efficiency is improved, the service life of the cutter is prolonged, the stability of product quality is improved, meanwhile, in the process of machining a valve disc, cooling liquid is sprayed from a spraying position to cool the cutter strip, and the cutter strip is prevented from being damaged by heat generated by friction.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a base;
FIG. 3 is a schematic view of a stent;
FIG. 4 is a schematic view of a cutter body;
FIG. 5 is a schematic view of a platen;
fig. 6 is a schematic view of a blade bar.
In the figure: the cooling device comprises a base 1, a first plane 11, a circular positioning hole 12, a cooling liquid inlet 13, a first bolt hole 14, a rectangular groove 15, a nozzle mounting hole 16, a transverse cooling liquid channel 17, a longitudinal cooling liquid channel 18, a first threaded hole 19, a support 2, a second plane 21, a third plane 22, a second bolt hole 23, a second threaded hole 24, a positioning pin hole 25, a cutter body 3, a fourth plane 31, a fifth plane 32, a sixth plane 33, a seventh plane 34, an eighth plane 35, a third threaded hole 36, a third bolt hole 37, a pressing plate 4, a ninth plane 41, a tenth plane 42, a fourth bolt hole 43, a cutter bar 5, a first side face 51, a first end face 52, a first cutting edge 53, a second cutting edge 54, a first chip breaker groove 55, a second chip breaker 56, a second side face 57 and a nozzle 6.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clear and fully described, embodiments of the present invention are further described in detail below with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of some embodiments of the invention and are not limiting of the invention, and that all other embodiments obtained by those of ordinary skill in the art without the exercise of inventive faculty are within the scope of the invention.
Example one
Referring to fig. 1-6, the present invention provides a technical solution:
example one
A special cutter for processing a valve disc comprises a base 1, a bracket 2, a cutter body 3, a pressing plate 4, a cutter bar 5 and a nozzle 6; the base 1 is arranged on a tool rest of a machine tool, and the support 2 is arranged above the base 1; the cutter body 3 is arranged above the bracket 2; the pressing plate 4 is arranged on the side surface of the cutter body 3, the cutter bar 5 is arranged between the cutter body 3 and the pressing plate 4, and the nozzle 6 is arranged above the base 1.
Example two
On the basis of the first embodiment, the base 1 is provided with a first plane 11, a circular positioning hole 12, a cooling liquid inlet 13, a first bolt hole 14, a rectangular groove 15, a nozzle 6 mounting hole, a transverse cooling liquid channel 17, a longitudinal cooling liquid channel 18 and a first threaded hole 19, and the first plane 11 is matched with a mounting surface of a tool rest of a machine tool; a circular positioning hole 12 is formed in the first plane 11, and the circular positioning hole 12 is matched with a cylindrical pin on a tool rest of the machine tool; a cooling liquid inlet 13 is formed in the first plane 11, and the cooling liquid inlet 13 is connected with a cooling liquid channel on a tool rest of the machine tool; the cooling liquid channel comprises a transverse cooling channel 17 and a longitudinal cooling liquid channel 18, the transverse cooling channel 17 is communicated with the longitudinal cooling liquid channel 18, the rectangular groove 15 is formed in the first plane 11 of the base 1, a first threaded hole 19 is formed in the rectangular groove 15, and the first threaded hole 19 is provided with a plurality of groups which are arranged in a linear uniform equidistant array.
EXAMPLE III
On the basis of the second embodiment, the section of the bracket 2 is trapezoidal, and the bracket 2 is provided with a plane II 21, a plane III 22, a bolt hole II 23, a threaded hole II 24 and a positioning pin hole 25; the included angle between the second plane 21 and the third plane 22 is 10 degrees, multiple groups of threaded holes 24 are arranged, the threaded holes are evenly arrayed along the second plane 21 at equal intervals, the bolt holes 23 penetrate through the support 2, and the positioning pin holes 25 are formed in two ends of the third plane 22.
Example four
On the basis of the first embodiment, the cutter body 3 is provided with a plane four 31, a plane five 32, a plane six 33, a plane seven 34, a plane eight 35, a threaded hole three 36 and a bolt hole three 37, the plane four 31 is attached to the plane three 22, the plane five 32 is arranged on the side of the cutter body 3 and is not in contact with the plane four 31, the length of the plane five 32 is the same as that of the cutter body 3, and the plane six 33 and the plane seven 34 are arranged on the upper portion of the plane five 32 and are convenient to be clamped with the cutter bar 5.
EXAMPLE five
On the basis of the fourth embodiment, the pressing plate 4 is provided with nine planes 41, ten planes 42 and four bolt holes 43, clamping grooves are formed between the nine planes 41 and the ten planes 42, the clamping grooves are convenient to clamp the side portion of the cutter body 3, the four bolt holes 43 are formed in the clamping grooves, the four bolt holes 43 penetrate through the pressing plate 4, and multiple groups of the bolt holes are arranged and are in linear uniform equidistant arrays.
EXAMPLE six
On the basis of the fifth embodiment, the blade 5 is provided with a first side surface 51, a first end surface 52, a first cutting edge 53, a second cutting edge 54, a first chip breaker 55, a second chip breaker 56 and a second side surface 57; the first chip breaker groove 55 and the second chip breaker groove 56 are symmetrically arranged on two sides of the first end face 52, the first cutting edge 53 and the second cutting edge 54 are respectively arranged at the edges of the first chip breaker groove 55 and the second chip breaker groove 56, the first cutting edge 53 and the second cutting edge 54 are high in outside and low in inside and inclined inwards, the inclination angle is 0-20 degrees, the first side face 51 is arranged in a left-right opposite mode relative to the cutter bar 5, and the second side face 57 is arranged in a front-back opposite mode relative to the cutter bar 5.
EXAMPLE seven
On the basis of the sixth embodiment, the bracket 2 is arranged in the rectangular groove 15 of the base 1, and the second plane 21 on the bracket 2 is matched with the bottom surface of the rectangular groove 15 on the base 1; the plane four 31 on the cutter body 3 is matched with the plane three 22 on the bracket 2; the plane nine 41 of the pressing plate 4 is matched with the plane five 32 of the cutter body 3; the external thread of the nozzle 6 is arranged in the nozzle 6 mounting hole on the base 1.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A special cutter for processing a valve disc comprises a base (1), a bracket (2), a cutter body (3), a pressing plate (4), a cutter bar (5) and a nozzle (6);
the method is characterized in that: the base (1) is arranged on a tool rest of a machine tool, and the support (2) is arranged above the base (1);
the cutter body (3) is arranged above the bracket (2);
the pressing plate (4) is arranged on the side surface of the cutter body (3);
the knife strip (5) is arranged between the knife body (3) and the pressure plate (4), and the nozzle (6) is arranged above the base (1).
2. The special tool for machining the valve disc as claimed in claim 1, wherein: the base (1) is provided with a first plane (11), a circular positioning hole (12), a cooling liquid inlet (13), a first bolt hole (14), a rectangular groove (15), a nozzle (6) mounting hole, a transverse cooling liquid channel (17), a longitudinal cooling liquid channel (18) and a first threaded hole (19), the first plane (11) is matched with a mounting surface of a machine tool rest, the first plane (11) is provided with the circular positioning hole (12), the circular positioning hole (12) is matched with a cylindrical pin on the machine tool rest, the first plane (11) is provided with the cooling liquid inlet (13), and the cooling liquid inlet (13) is connected with the cooling liquid channel on the machine tool rest; the cooling liquid channel comprises a transverse cooling channel (17) and a longitudinal cooling liquid channel (18), the transverse cooling channel (17) is communicated with the longitudinal cooling liquid channel (18), a first plane (11) of the base (1) is formed in the rectangular groove (15), a first threaded hole (19) is formed in the rectangular groove (15), and the first threaded hole (19) is provided with multiple groups and is in a linear uniform equidistant array.
3. The special tool for machining the valve disc as claimed in claim 1, wherein: the cross-section of support (2) is trapezoidal form, is provided with two planes (21), three plane (22), bolt hole two (23), screw hole two (24), registration pin hole (25) on support (2), and the contained angle between two planes (21) and three plane (22) each other is 10, and screw hole two (24) are provided with the multiunit, along two even equidistance arrays in plane (21), and bolt hole two (23) run through support (2), and the both ends at three plane (22) are seted up in registration pin hole (25).
4. The special tool for machining the valve disc as claimed in claim 1, wherein: the cutter body (3) is provided with a plane four (31), a plane five (32), a plane six (33), a plane seven (34), a plane eight (35), a threaded hole three (36) and a bolt hole three (37), the plane four (31) is attached to the plane three (22), the plane five (32) is arranged on the side portion of the cutter body (3) and is not in contact with the plane four (31), the length of the plane five (32) is the same as that of the cutter body (3), and the plane six (33) and the plane seven (34) are arranged on the upper portion of the plane five (32) and are convenient to be connected with the cutter strip (5) in a clamping mode.
5. The special tool for machining the valve disc as claimed in claim 1, wherein: the novel cutter is characterized in that nine planes (41), ten planes (42) and four bolt holes (43) are arranged on the pressing plate (4), clamping grooves are formed between the nine planes (41) and the ten planes (42), clamping is facilitated through the clamping grooves to the side portions of the cutter body (3), the four bolt holes (43) are formed in the clamping grooves, the four bolt holes (43) penetrate through the pressing plate (4), and a plurality of groups of linear uniform equidistant arrays are arranged.
6. The special tool for machining the valve disc as claimed in claim 1, wherein: the cutter bar (5) is provided with a first side face (51), a first end face (52), a first cutting edge (53), a second cutting edge (54), a first chip breaker groove (55), a second chip breaker groove (56) and a second side face (57), and the first chip breaker groove (55) and the second chip breaker groove (56) are symmetrically arranged on two sides of the first end face (52).
7. The special tool for machining the valve disc as claimed in claim 6, wherein: the edges of the first chip breaker groove (55) and the second chip breaker groove (56) are respectively provided with a first cutting edge (53) and a second cutting edge (54), the first cutting edge (53) and the second cutting edge (54) are inclined inwards in a high-inside low mode, and the inclination angle is 0-20 degrees.
8. The special tool for machining the valve disc as claimed in claim 6, wherein: the first side face (51) is arranged oppositely left and right relative to the cutter bar (5).
9. The special tool for machining the valve disc as claimed in claim 6, wherein: the second side face (57) is arranged in a front-back opposite mode relative to the cutter bar (5).
10. The special tool for machining the valve disc as claimed in claim 1, wherein: the support (2) is arranged in a rectangular groove (15) of the base (1), a second plane (21) on the support (2) is matched with the bottom surface of the rectangular groove (15) on the base (1), and a fourth plane (31) on the cutter body (3) is matched with a third plane (22) on the support (2); the plane nine (41) of the pressure plate (4) is matched with the plane five (32) of the cutter body (3), and the external thread of the nozzle (6) is arranged in the nozzle (6) mounting hole on the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211000568.4A CN115194196A (en) | 2022-08-19 | 2022-08-19 | Special cutter for machining valve disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211000568.4A CN115194196A (en) | 2022-08-19 | 2022-08-19 | Special cutter for machining valve disc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115194196A true CN115194196A (en) | 2022-10-18 |
Family
ID=83573404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211000568.4A Pending CN115194196A (en) | 2022-08-19 | 2022-08-19 | Special cutter for machining valve disc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115194196A (en) |
-
2022
- 2022-08-19 CN CN202211000568.4A patent/CN115194196A/en active Pending
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