CN217044875U - PCD inner-cooling cutter for valve body machining - Google Patents
PCD inner-cooling cutter for valve body machining Download PDFInfo
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- CN217044875U CN217044875U CN202220978062.XU CN202220978062U CN217044875U CN 217044875 U CN217044875 U CN 217044875U CN 202220978062 U CN202220978062 U CN 202220978062U CN 217044875 U CN217044875 U CN 217044875U
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Abstract
The utility model discloses a PCD inner-cooling cutter for valve body processing, which belongs to the technical field of valve body processing, and comprises a cutter handle, wherein the end part of the cutter handle is fixed with a cutter mounting seat, the middle end part of the cutter mounting seat is provided with a platform-shaped groove, the platform-shaped groove is far away from the end part of the cutter handle and is provided with an annular groove, the cutter mounting seat is provided with second discharge arc-shaped grooves at equal intervals along the circumferential direction, the end part of the cutter handle is far away from the second discharge arc-shaped grooves, the transverse discharge grooves are provided with first cold finish reamer mounting holes near the end part of the cutter handle, first cold finish reamers are mounted in the first cold finish reamer mounting holes, and the middle end part of the transverse discharge grooves is provided with second cold finish reamer mounting holes; in this way, the utility model discloses cold cutter and valve body contact in the PCD, cold cutter can carry out one shot operation to feed end in the PCD and handle, and easy operation is unfavorable for the quick shaping of feed end of valve body, has improved the pore wall roughness, has ensured size contour's uniformity.
Description
Technical Field
The utility model relates to a valve body processing technology field, concretely relates to cold tool in PCD of valve body processing usefulness.
Background
The automobile expansion valve is arranged at the inlet of an automobile evaporator and mainly plays a role of throttling, and the high-temperature and high-pressure liquid refrigerant becomes low-temperature and low-pressure atomized hydraulic refrigerant after being throttled by the throttling hole of the expansion valve, so that conditions are created for the evaporation of the refrigerant.
The feeding end part of the automobile expansion valve has a complex structure, the feeding end part of the existing automobile expansion valve needs to be machined one by using various cutters, the operation is complex, and the rapid forming of the feeding end part of the automobile expansion valve is not facilitated.
Based on this, the utility model designs an interior cold cutter of PCD of valve body processing usefulness in order to solve above-mentioned problem.
Disclosure of Invention
Solves the technical problem
To the above-mentioned shortcoming that prior art exists, the utility model provides a cold cutting tool in PCD of valve body processing usefulness.
Technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
the PCD inner-cooling cutter for processing the valve body comprises a cutter handle, wherein a cutter mounting seat is fixed at the end part of the cutter handle, a platform-shaped groove is formed in the middle end of the cutter mounting seat, an annular groove is formed in the platform-shaped groove and far away from the end part of the cutter handle, second discharge arc-shaped grooves are formed in the cutter mounting seat at equal intervals along the circumferential direction, transverse discharge grooves are formed in the second discharge arc-shaped grooves and far away from the end part of the cutter handle, first cold finish reamer mounting holes are formed in the positions, close to the end part of the cutter handle, of the transverse discharge grooves, first cold finish reamers are mounted in the first cold finish reamer mounting holes, second cold finish reamer mounting holes are formed in the middle ends of the transverse discharge grooves, second cold finish reamers are mounted in the second cold finish reamer mounting holes, third cold finish reamer mounting holes are formed in the positions, far away from the end part of the transverse discharge grooves, and third cold finish reamers are mounted in the third cold finish reamer mounting holes, the end part of the cutter mounting seat, far away from the cutter handle, is provided with a groove, the groove is provided with a second discharge arc-shaped groove, and the end part of the second discharge arc-shaped groove, close to the cutter handle, is arranged at the end part of the transverse discharge groove, far away from the cutter handle.
Furthermore, the end faces of the first cold finish reamer, the third cold finish reamer and the second cold finish reamer are flush with the end face of the second discharge arc-shaped groove plane part.
Furthermore, an L-shaped cutter groove is formed in the end, close to the central axis of the cutter mounting seat, of the third cold finish reamer.
Furthermore, the middle end of the upright part of the L-shaped cutter groove is provided with a U-shaped cutter groove.
Furthermore, the first cold finish reamer is arranged at the position of the table-type groove.
Furthermore, at least two groups of the first cold finish reamer, the third cold finish reamer, the transverse discharge grooves, the second discharge arc-shaped grooves, the second cold finish reamer and the second discharge arc-shaped grooves are arranged.
Furthermore, the first cold finish reamer is provided with a first bench cutter groove and a second bench cutter groove, the first bench cutter groove is formed in the end portion, far away from the cutter handle, of the first cold finish reamer, and the end portion, close to the cutter handle, of the first bench cutter groove is formed in the end portion, far away from the cutter handle, of the second bench cutter groove.
Furthermore, a cooling liquid inlet hole is formed in the knife handle, cooling liquid spray holes are formed in the side walls of the transverse drainage groove and the second drainage arc-shaped groove, and the cooling liquid spray holes are communicated and connected with the cooling liquid inlet hole.
Advantageous effects
Adopt the utility model provides a technical scheme compares with known public technique, has following beneficial effect:
the utility model discloses cold cutter and valve body contact in the PCD, cold cutter can carry out one shot operation to feed end in the PCD and handle, and easy operation is unfavorable for the feed end rapid prototyping of valve body, has improved the pore wall roughness, has ensured the uniformity of size profile, simultaneously, has solved the chip removal problem.
Drawings
In order to clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
Fig. 1 is a perspective view of a PCD inner-cooling tool structure for valve body processing of the present invention;
FIG. 2 is a front view of the structure of the PCD inner cooling cutter for processing the valve body of the utility model;
fig. 3 is a left side view of the PCD internal cooling tool structure for processing a valve body of the present invention;
FIG. 4 is a sectional view of a connection structure of a PCD inner cooling tool and a valve body for processing the valve body of the utility model;
fig. 5 is a perspective view of a PCD internal cooling tool structure for valve body processing of the present invention;
fig. 6 is a perspective view of the PCD internal cooling tool structure for processing a valve body of the present invention.
The reference numerals in the drawings denote:
1. the tool holder 2, the tool mounting seat 3, the first cold finish reamer 31, the first table-shaped tool groove 32, the second table-shaped tool groove 4, the annular groove 5, the third cold finish reamer 51, the L-shaped tool groove 52, the U-shaped tool groove 6, the groove 7, the cooling liquid spray hole 8, the third cold finish reamer mounting hole 9, the table-shaped groove 10, the first cold finish reamer mounting hole 11, the transverse discharge groove 12, the cooling liquid inlet hole 13, the second discharge arc-shaped groove 14, the second cold finish reamer 15, the second discharge arc-shaped groove 16, the second cold finish reamer mounting hole 17, the valve body 171, the first annular boss 172, the first transverse groove 173, the second transverse groove 174, the first table-shaped groove 175, the second table-shaped groove 176, the third transverse groove 177 and the second annular boss.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The present invention will be further described with reference to the following examples.
Example 1
As shown in fig. 4, the right end of the feeding end of the valve body 17 is provided with a second groove 175, the left end of the second groove 175 of the valve body 17 is provided with a third transverse groove 176, the left end of the third transverse groove 176 of the valve body 17 is provided with a second transverse groove 173, the left end of the second transverse groove 173 of the valve body 17 is provided with a first transverse groove 172, the left end of the first transverse groove 172 of the valve body 17 is provided with a second annular boss 177, and the right end of the second annular boss 177 of the valve body 17 is provided with a first annular boss 171;
as shown in fig. 1, 2, 3, 4, 5 and 6, the PCD inner cooling tool for valve body processing comprises a tool holder 1, a tool mounting seat 2 is fixed at the end of the tool holder 1, a table-shaped groove 9 is formed at the middle end of the tool mounting seat 2, an annular groove 4 is formed at the end of the table-shaped groove 9 away from the end of the tool holder 1, second discharging arc-shaped grooves 13 are formed at equal intervals along the circumferential direction of the tool mounting seat 2, a transverse discharging groove 11 is formed at the end of the second discharging arc-shaped groove 13 away from the tool holder 1, a first cold finish reamer mounting hole 10 is formed at the end of the transverse discharging groove 11 close to the tool holder 1, a first cold finish reamer 3 is mounted in the first cold finish reamer mounting hole 10, a second cold finish reamer mounting hole 16 is formed at the middle end of the transverse discharging groove 11, a second cold finish reamer 14 is mounted in the tool holder 16, a third cold finish reamer mounting hole 8 is formed at the end of the transverse discharging groove 11 away from the reamer 1, and a third cold finish reamer 5 is mounted in the third cold finish reamer mounting hole 8, the end part of the cutter mounting seat 2, far away from the cutter handle 1, is provided with a groove 6, the groove 6 is provided with a second discharge arc-shaped groove 15, the end part of the second discharge arc-shaped groove 15, close to the cutter handle 1, is arranged at the end part of the transverse discharge groove 11, far away from the cutter handle 1, and the problem of chip removal is solved.
As shown in fig. 1, the end surfaces of the first cold finish reamer 3, the third cold finish reamer 5 and the second cold finish reamer 14 are flush with the end surface of the plane part of the second discharge arc-shaped groove 13.
As shown in fig. 5, an L-shaped cutter groove 51 is formed at an end of the third cold reamer 5 close to the central axis of the cutter mounting seat 2.
As shown in FIG. 5, the L-shaped knife groove 51 is provided with a U-shaped knife groove 52 at the middle end of the upright part.
As shown in fig. 1, 2, 5 and 6, the first cold finish reamer 3 is placed at the level of the table groove 9.
As shown in fig. 1, 2, 3, 4, 5 and 6, at least two sets of the first cold finish reamer 3, the third cold finish reamer 5, the transverse discharge groove 11, the second discharge arc-shaped groove 13, the second cold finish reamer 14 and the second discharge arc-shaped groove 15 are provided.
As shown in fig. 6, the first cold finish reamer 3 has a first truncated cone-shaped flute 31 and a second truncated cone-shaped flute 32, the first truncated cone-shaped flute 31 is disposed at an end of the first cold finish reamer 3 far from the shank 1, and an end of the first truncated cone-shaped flute 31 close to the shank 1 is disposed at an end of the second truncated cone-shaped flute 32 far from the shank 1.
The PCD inner-cooling cutter is contacted with the valve body 17, the PCD inner-cooling cutter can carry out one-time operation treatment on the feeding end part, the operation is simple, the quick forming of the feeding end part of the valve body 17 is not facilitated, the roughness of the hole wall is improved, the consistency of the size outline is ensured,
as shown in fig. 1, a coolant inlet hole 12 is formed in the tool shank 1, coolant spray holes 7 are formed in the side walls of the transverse drainage groove 11 and the second drainage arc-shaped groove 13, and the coolant spray holes 7 are communicated with the coolant inlet hole 12;
the cutting fluid can be run through from the inside of the cutter, so that the cutter is convenient to cool quickly.
When in use, the tool holder 1 is arranged on the main shaft of the CNC machine tool, the tool holder 1 is driven to rotate by rotation, the tool holder 1 drives the tool mounting seat 2 to rotate, the tool mounting seat 2 drives the third cold finish reamer 5 to open a first transverse groove 172, the third cold finish reamer 5 drives the second cold finish reamer 14 to open a second transverse groove 173, the first bench cutter groove 31 of the first cold finish reamer 3 is provided with a first bench groove 174, the second bench cutter groove 32 of the first cold finish reamer 3 is provided with a second bench groove 76 and a second bench groove 175, the inner-cooling PCD cutter can carry out one-time operation treatment on the feeding end part, the operation is simple, the quick forming of the feeding end part of the valve body 17 is not facilitated, the roughness of the hole wall is improved, the consistency of the size profile is ensured, meanwhile, the machined scraps are quickly discharged through the groove 6, the second discharging arc groove 15, the transverse discharging groove 11 and the second discharging arc groove 13, the problem of chip removal is solved, in addition, cutting fluid enters the cooling fluid spray holes 7 through the cooling fluid inlet holes 12, and is sprayed out of the cooling fluid spray holes 7, so that rapid cooling is facilitated.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (8)
1. PCD internal cooling cutter of valve body processing usefulness, including handle of a knife (1), its characterized in that: the utility model discloses a cold finish reamer, including handle of a knife (1), handle of a knife (1) end fixing has cutter mount pad (2), cutter mount pad (2) middle-end department has seted up platform type groove (9), platform type groove (9) are kept away from handle of a knife (1) tip and have been seted up ring channel (4), cutter mount pad (2) have seted up the second along circumferencial direction equidistant arc wall (13) of excreting, the second is excreted arc wall (13) and has seted up horizontal discharge groove (11) keeping away from handle of a knife (1) tip, horizontal discharge groove (11) are close to handle of a knife (1) tip department and have seted up first cold finish reamer mounting hole (10), install first cold finish reamer (3) in first cold finish reamer mounting hole (10), horizontal discharge groove (11) middle-end department has seted up second cold finish reamer mounting hole (16), install second cold finish reamer (14) in second cold finish reamer mounting hole (16), horizontal discharge groove (11) keep away from handle of a knife (1) tip and have seted up third cold finish reamer mounting hole (8) And a third cold finish reamer (5) is installed in the third cold finish reamer mounting hole (8), a groove (6) is formed in the end part of the cutter mounting seat (2) far away from the cutter handle (1), a second discharge arc-shaped groove (15) is formed in the groove (6), and the end part of the second discharge arc-shaped groove (15) close to the cutter handle (1) is arranged at the end part of the transverse discharge groove (11) far away from the cutter handle (1).
2. The PCD inner-cooling tool for processing the valve body according to claim 1, wherein the end surfaces of the first cold finish reamer (3), the third cold finish reamer (5) and the second cold finish reamer (14) are flush with the end surface of the plane part of the second drainage arc-shaped groove (13).
3. The PCD inner-cooling tool for machining the valve body according to claim 2, wherein an L-shaped tool groove (51) is formed in the end part, close to the central axis of the tool mounting seat (2), of the third cold finish reamer (5).
4. The PCD inner cooling tool for processing valve bodies according to claim 3, wherein a U-shaped tool groove (52) is formed at the middle end of the vertical part of the L-shaped tool groove (51).
5. The PCD inner cooling tool for machining valve bodies according to claim 4, wherein the first cold finish reamer (3) is arranged at the position of the table-shaped groove (9).
6. The PCD inner-cooling tool for processing the valve body according to claim 5, wherein at least two groups of the first cold finish reamer (3), the third cold finish reamer (5), the transverse discharge groove (11), the second discharge arc-shaped groove (13), the second cold finish reamer (14) and the second discharge arc-shaped groove (15) are provided.
7. The PCD inner cooling tool for machining the valve body according to any one of claims 2 to 6, wherein the first cold finish reamer (3) is provided with a first table-shaped tool groove (31) and a second table-shaped tool groove (32), the first table-shaped tool groove (31) is arranged at the end part of the first cold finish reamer (3) far away from the tool shank (1), and the end part of the first table-shaped tool groove (31) close to the tool shank (1) is arranged at the end part of the second table-shaped tool groove (32) far away from the tool shank (1).
8. The PCD inner cooling tool for processing the valve body according to claim 7, wherein the tool shank (1) is provided with a cooling liquid inlet hole (12), the side walls of the transverse drainage groove (11) and the second drainage arc-shaped groove (13) are provided with cooling liquid spray holes (7), and the cooling liquid spray holes (7) are communicated with the cooling liquid inlet hole (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220978062.XU CN217044875U (en) | 2022-04-26 | 2022-04-26 | PCD inner-cooling cutter for valve body machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220978062.XU CN217044875U (en) | 2022-04-26 | 2022-04-26 | PCD inner-cooling cutter for valve body machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217044875U true CN217044875U (en) | 2022-07-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220978062.XU Active CN217044875U (en) | 2022-04-26 | 2022-04-26 | PCD inner-cooling cutter for valve body machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217044875U (en) |
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2022
- 2022-04-26 CN CN202220978062.XU patent/CN217044875U/en active Active
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