CN214720574U - Machining center combined type cutter for machining integrated warm water pipe on water pump - Google Patents
Machining center combined type cutter for machining integrated warm water pipe on water pump Download PDFInfo
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- CN214720574U CN214720574U CN202120901298.9U CN202120901298U CN214720574U CN 214720574 U CN214720574 U CN 214720574U CN 202120901298 U CN202120901298 U CN 202120901298U CN 214720574 U CN214720574 U CN 214720574U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 86
- 238000003754 machining Methods 0.000 title claims description 45
- 238000005520 cutting process Methods 0.000 claims abstract description 151
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 abstract description 6
- 239000008236 heating water Substances 0.000 abstract description 5
- 238000011065 in-situ storage Methods 0.000 abstract description 4
- 230000001936 parietal effect Effects 0.000 abstract 3
- 238000000034 method Methods 0.000 description 10
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
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- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The utility model discloses a machining center combination formula cutter for processing integral type warm water pipe on water pump, including handle of a knife and integrated into one piece at the tool bit of handle of a knife outer end, the parietal bottom of processing die cavity of tool bit is provided with a plurality of flange cutting edges along circumference, and the parietal middle part of processing die cavity is provided with a plurality of outer wall cutting edges along circumference, and the parietal upper portion of processing die cavity is provided with a plurality of multi-functional cutting edges along circumference. By adopting the technical scheme, the combined type cutter rotates in situ to form the heating water pipe outer wall of the heating water pipe, the outer peripheral surface of the tensioning flange and the side wall of one side of the limiting boss close to the tensioning flange, so that the processing efficiency is greatly improved, the processing precision is greatly improved, the product consistency is good, the work difference is small, and the processing problem of the integrated heating water pipe is solved.
Description
Technical Field
The utility model relates to a water pump processing technology field, concretely relates to machining center combination formula cutter that is used for processing warm water pipe of integral type on the water pump.
Background
The automobile water pump is used for pumping hot water out of the water channel of the engine cylinder body and pumping cold water into the water channel of the engine cylinder body. The existing warm water pipe is usually installed on the water pump shell as an independent part, so that the problem of matching of the parts is solved, the risk of puncture exists after long-term use, and the service life cannot meet the requirements of users.
Accordingly, the applicant proposes to integrally form the warm water pipe to the water pump housing. However, the prior art does not provide a good means for integrally casting the warm water pipe to the water pump housing, and in particular, does not provide a precision machining of the tensioning flange of the warm water pipe for auxiliary sealing and connection, the smooth outer wall of the warm water pipe for connection to the water pipe, and the stop boss profile for mating sealing and positioning.
If the warm water pipe blank is integrally formed on the water pump shell, the warm water pipe blank needs to be reprocessed subsequently to reach the use standard. However, if the blank of the warm water pipe is machined by a lathe according to the prior art, not only the special-shaped structure of the water pump housing causes that the water pump housing cannot be reliably clamped and positioned as required (usually, the orientation of the blank of the warm water pipe has strict requirements), which affects the machining precision; and because lathe processing degree of freedom limits, and the structure on the surface of the water pump shell is complicated, and a narrow space exists between the warm water pipe blank and the water pump shell, the lathe is difficult to lower the cutter, the processing efficiency is seriously influenced, and the design of the position and the structure of the warm water pipe is also limited.
In order to solve the problems, the applicant creatively proposes to adopt a numerical control machining center to machine the blank of the hot water pipe, but the existing machining center tool is difficult to meet the requirements, so a brand new machining center combined tool is urgently needed to be designed.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem above, the utility model provides a machining center combination formula cutter that is used for processing warm water pipe of integral type on the water pump.
The technical scheme is as follows:
a machining center combined type cutter for machining an integrated warm water pipe on a water pump is characterized by comprising a cutter handle and a cutter head integrally formed at the outer end of the cutter handle, wherein a machining cavity of a cylindrical structure is formed by sinking the end face of one end, away from the cutter handle, of the cutter head, the bottom of the cavity wall of the machining cavity is provided with a plurality of flange cutting edges along the circumferential direction, the middle of the cavity wall of the machining cavity is provided with a plurality of outer wall cutting edges along the circumferential direction, and the upper part of the cavity wall of the machining cavity is provided with a plurality of multifunctional cutting edges along the circumferential direction;
the end, far away from the cavity bottom of the processing cavity, of each multifunctional cutting edge is provided with a limit boss end face cutting edge protruding out of the end face of the cutter head, and the side edge, protruding inwards out of the cavity wall of the processing cavity along the radial direction of the cutter head, of each multifunctional cutting edge is provided with a pipe wall upper section cutting edge;
each flange cutting edge is provided with a tensioning flange cutting edge and a pipe wall lower section cutting edge along the side edge of the cutter head which is radially inwards protruded out of the cavity wall of the processing cavity, and the tensioning flange cutting edge is positioned at one end of the pipe wall lower section cutting edge close to the cavity bottom of the processing cavity;
each outer wall cutting edge is provided with a pipe wall middle section cutting edge along the side edge of the cutter head which is radially inwards protruded out of the cavity wall of the processing cavity;
the upper section cutting edge, the middle section cutting edge and the lower section cutting edge of the pipe wall are all of linear structures, the protruding heights of the cutting edges are the same, and the cutting edges of the tensioning flanges are all of arc line structures which are recessed outwards along the radial direction of the cutter head.
Preferably, the method comprises the following steps: the flange cutting edges are four in number, the four flange cutting edges are distributed in a cross shape, the tensioning flange cutting edges of any two opposite flange cutting edges are consistent in structure, and the depth of the recess of the two opposite tensioning flange cutting edges is larger than the depth of the recess of the other two opposite tensioning flange cutting edges. Structure more than adopting, the great relative tensioning flange blade that sets up of two of sunken degree of depth is the rough machining blade, the less relative tensioning flange blade that sets up of sunken degree of depth is the finish machining blade, through such design, the rough machining blade can share the cutting pressure of finish machining blade, not only play effectual protection to the finish machining blade, and can effectively promote cutting efficiency, even wearing and tearing appear in the rough machining blade simultaneously, as long as the finish machining blade is intact, can not influence the use of combination formula cutter yet, the maintenance cycle and the change frequency of combination formula cutter have effectively been prolonged.
Preferably, the method comprises the following steps: the flange cutting edge is provided with positioning bulges which protrude inwards along the radial inwards protruding edge of the cutter head on the cavity wall of the processing cavity, the positioning bulges are positioned at one end of the tensioning flange cutting edge, which is far away from the cutting edge of the lower section of the pipe wall, and one side surface of each positioning bulge, which is close to the tensioning flange cutting edge, inclines outwards from the end part of the tensioning flange cutting edge towards the direction close to the cavity bottom of the processing cavity. By adopting the structure, the warm water pipe blank is avoided through the inclined design, the friction is reduced, and the cutting efficiency is improved.
Preferably, the method comprises the following steps: the inclination angle of the positioning bulge close to the surface of one side of the tensioning flange cutting edge is 5 degrees. By adopting the structure, the avoiding effect can be achieved, the blank body of the warm water pipe can be more reliably supported and positioned, the processing stability is ensured, and the work error is reduced.
Preferably, the method comprises the following steps: a round angle is formed between the cutting edge of the tensioning flange and the positioning bulge, and a round angle is formed between the cutting edge of the lower section of the pipe wall and the cutting edge of the tensioning flange. By adopting the structure, the transition position of the surface of the product is smoother, and the assembly is convenient.
Preferably, the method comprises the following steps: the outer wall cutting edge is total two, and two outer wall cutting edges set up relatively, multi-functional cutting edge is total two, and two multi-functional cutting edges set up relatively, and two outer wall cutting edges are the cross with two multi-functional cutting edges and distribute in the space. By adopting the structure, the processing efficiency can be effectively improved, and the processing difficulty and the manufacturing cost of the combined type cutter are considered.
Preferably, the method comprises the following steps: and a plurality of chip removal ports penetrating through the outer wall of the tool bit are formed in the cavity wall of the processing cavity, and each flange cutting edge, each outer wall cutting edge and each multifunctional cutting edge are respectively arranged on the inner side of the corresponding chip removal port. By adopting the structure, chip removal can be efficiently carried out, and the machining efficiency is improved.
Preferably, the method comprises the following steps: the projection of the upper end of the middle section cutting edge of the pipe wall is overlapped with the upper section cutting edge of the pipe wall, and the projection of the lower end of the middle section cutting edge of the pipe wall is overlapped with the lower section cutting edge of the pipe wall. By adopting the structure, the appearance of seams and burrs is avoided, and the outer wall of the heating water pipe is smoother.
Compared with the prior art, the beneficial effects of the utility model are that:
the combined type cutter of the processing center for processing the integrated warm water pipe on the water pump by adopting the technical scheme, the combined type cutter rotates on the blank body of the warm water pipe on different axes, so that the combined type cutter rotates in situ to form fine structures of the outer wall of the warm water pipe, the peripheral surface of the tensioning flange and the side wall of the limiting lug boss close to the tensioning flange at one time, the combined type cutter does not need to be replaced completely in the processing process, the processing efficiency is greatly improved, but also greatly improves the processing precision, has good product consistency and small tolerance, solves the processing problem of the integrated heating water pipe, simultaneously, compare single blade cutting process, adopt pipe wall upper segment blade and the common supplementary pipe wall middle section blade cutting shaping heating line outer wall of pipe wall hypomere blade, greatly reduced the cutting degree of difficulty, not only prolonged the life-span of blade, promoted cutting efficiency moreover.
Drawings
FIG. 1 is a flow chart of a processing method of an integrated warm water pipe;
FIG. 2 is a schematic view of the construction of the combination tool;
FIG. 3 is a schematic view of the mounting positions of four flange cutting edges;
FIG. 4 is a schematic structural view of a water pump housing;
FIG. 5 is a partial cross-sectional view of the water pump housing at the warm water pipe location.
Detailed Description
The present invention will be further described with reference to the following examples and accompanying drawings.
As shown in fig. 1, 2, 4 and 5, a method for processing a water pump integrated warm water pipe comprises the following steps:
s1, forming a blank of the warm water pipe on the water pump housing a integrally, preferably by casting, or by other common processes.
And S2, clamping and fixing the water pump shell A on a clamp of the machining center, and mounting the combined tool on a main shaft of the machining center. Because the machining center has the characteristic of multiple degrees of freedom, when the water pump shell A is clamped, the requirement that the blank of the warm water pipe is required to face a specific direction like a lathe is not needed, so that the clamp of the machining center only needs to reliably clamp the water pump shell A, the design of the clamp is greatly simplified, the universality of the clamp is improved, and the cost of the clamp is reduced.
S3, the tool bit 2 of the combined tool is driven to be sleeved on the warm water pipe blank body, the warm water pipe blank body is embedded into the tool bit 2, and the rotating axis of the tool bit 2 is parallel to the central axis of the warm water pipe blank body.
S4, driving the combined cutter to rotate, processing the warm water pipe blank into a warm water pipe A1, and enabling the combined cutter to rotate in situ to form the fine structure of the warm water pipe A1 in one step by enabling the combined cutter to rotate in different axes on the warm water pipe blank.
And S5, separating the tool bit 2 of the combined tool from the warm water pipe A1, and taking the water pump shell A off the clamp of the machining center.
It should be noted that the outer peripheral surface of the hot water pipe a1 is provided with a limiting boss a13 and a tensioning flange a11, the side wall of the limiting boss a13 close to the tensioning flange a11 is of a planar structure, the outer peripheral surface of the tensioning flange a11 is of an arc structure, the outer wall a12 of the hot water pipe between the limiting boss a13 and the tensioning flange a11 is of a cylindrical structure, and the combined type cutter is used for forming the outer wall a12 of the hot water pipe, the outer peripheral surface of the tensioning flange a11 and the side wall of the limiting boss a13 close to the tensioning flange a11 in one step through in-situ rotation.
Referring to fig. 2-5, a combined type cutting tool includes a tool holder 1 and a tool bit 2 integrally formed at an outer end of the tool holder 1, the tool bit 2 is a cylindrical structure, a processing cavity 2a having a cylindrical structure is formed in a recessed manner on an end surface of one end of the tool bit 2 away from the tool holder 1, a plurality of flange cutting edges 2b are circumferentially arranged at a bottom of a cavity wall of the processing cavity 2a, a plurality of outer wall cutting edges 2c are circumferentially arranged at a middle of the cavity wall of the processing cavity 2a, and a plurality of multifunctional cutting edges 2d are circumferentially arranged at an upper portion of the cavity wall of the processing cavity 2 a.
The end, far away from the cavity bottom of the machining cavity 2a, of each multifunctional cutting edge 2d is provided with a limit boss end face cutting edge 2d1 protruding out of the end face of the tool bit 2, the limit boss end face cutting edge 2d1 is used for forming one side wall, close to the tensioning flange A11, of a limit boss A13, and the side edge, protruding inwards in the radial direction of the tool bit 2 and protruding out of the cavity wall of the machining cavity 2a, of each multifunctional cutting edge 2d is provided with a tube wall upper section cutting edge 2d 2.
Each flange cutting edge 2b is provided with a tensioning flange cutting edge 2b1 and a tube wall lower section cutting edge 2b2 along the side edge of the cutter head 2 which is radially inwards protruded out of the cavity wall of the machining cavity 2a, and the tensioning flange cutting edge 2b1 is positioned at one end of the tube wall lower section cutting edge 2b2 close to the cavity bottom of the machining cavity 2 a. Specifically, the flange cutting edges 2b are four in number, the four flange cutting edges 2b are distributed in a cross shape, the tensioning flange edges 2b1 of any two opposing flange cutting edges 2b are identical in structure, and the recess depth of two opposing tensioning flange edges 2b1 is greater than the recess depth of the other two opposing tensioning flange edges 2b 1. Therefore, the great two relative tensioning flange blade edges 2b1 that set up of sunken degree of depth are the rough machining blade, the less two relative tensioning flange blade edges 2b1 of sunken degree of depth are the finish machining blade, through such design, the rough machining blade can share the cutting pressure of finish machining blade, not only play effectual protection to the finish machining blade, and can effectively promote cutting efficiency, even wear and tear appears in the rough machining blade simultaneously, as long as the finish machining blade is intact, can not influence the use of combination formula cutter yet, the maintenance cycle and the change frequency of combination formula cutter have effectively been prolonged.
Further, the flange cutting edges 2b are provided with positioning protrusions 2b3 protruding inward along the side edges of the cutting head 2 protruding radially inward from the cavity wall of the machining cavity 2a, the positioning protrusions 2b3 are located at the end of the tensioning flange edge 2b1 away from the tube wall lower section edge 2b2, and one side surfaces of the positioning protrusions 2b3 close to the tensioning flange edge 2b1 are inclined outward from the end of the tensioning flange edge 2b1 toward the bottom of the cavity of the machining cavity 2 a. In this embodiment, the inclination that location arch 2b3 is close to tensioning flange blade 2b1 side surface is preferred 5, not only can play dodge the effect, reduces the friction, promotes cutting efficiency, can support the warm water pipe idiosome of location more reliably moreover, guarantees the stability of processing, reduces the worker difference.
Each outer wall cutting edge 2c has a tube wall middle section cutting edge 2c1 along the side edge of the cutter head 2 protruding radially inward from the cavity wall of the machining cavity 2 a.
Each of the tube wall upper section cutting edges 2d2, the tube wall middle section cutting edges 2c1 and the tube wall lower section cutting edges 2b2 are all linear structures and have the same projecting height so as to jointly form the outer wall a12 of the warm water tube, and each of the tensioning flange cutting edges 2b1 is an arc structure which is radially and outwardly recessed along the tool bit 2 and is used for forming the outer peripheral surface of the tensioning flange a 11.
Wherein, outer wall cutting edge 2c is total two, and two outer wall cutting edges 2c set up relatively, and multi-functional cutting edge 2d is total two, and two multi-functional cutting edges 2d set up relatively, and two outer wall cutting edges 2c are the cross with two multi-functional cutting edges 2d and distribute in the space, can effectively promote machining efficiency, compromise the processing degree of difficulty and the manufacturing cost of combination formula cutter simultaneously. And, the projection of the upper end of the pipe wall middle section cutting edge 2c1 partially coincides with the pipe wall upper section cutting edge 2d2, and the projection of the lower end of the pipe wall middle section cutting edge 2c1 partially coincides with the pipe wall lower section cutting edge 2b2, so that seams and burrs are avoided, and the outer wall of the water heating pipe is smoother.
Further, the tube wall lower section cutting edge 2b2 and the tension flange cutting edge 2b1 are rounded off with a radius of the arc of preferably 0.5mm between the tension flange cutting edge 2b1 and the positioning protrusion 2b3, and with a radius of the arc of preferably 2mm between the tube wall lower section cutting edge 2b2 and the tension flange cutting edge 2b 1. The transition is smoother and the assembly is easier
Further, a plurality of chip removal ports 2e penetrating through the outer wall of the tool bit 2 are formed in the cavity wall of the machining cavity 2a, and each flange cutting edge 2b, each outer wall cutting edge 2c and each multifunctional cutting edge 2d are arranged on the inner side of the corresponding chip removal port 2e respectively, so that chips can be removed efficiently, and the machining efficiency is improved.
Finally, it should be noted that the above description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and the scope of the present invention.
Claims (8)
1. The utility model provides a machining center combination formula cutter that is used for processing warm water pipe of integral type on water pump which characterized in that: the tool comprises a tool shank (1) and a tool bit (2) integrally formed at the outer end of the tool shank (1), wherein a processing cavity (2a) with a cylindrical structure is formed in a concave mode on the end face of one end, away from the tool shank (1), of the tool bit (2), a plurality of flange cutting edges (2b) are arranged at the bottom of the cavity wall of the processing cavity (2a) along the circumferential direction, a plurality of outer wall cutting edges (2c) are arranged at the middle of the cavity wall of the processing cavity (2a) along the circumferential direction, and a plurality of multifunctional cutting edges (2d) are arranged at the upper part of the cavity wall of the processing cavity (2a) along the circumferential direction;
one end of each multifunctional cutting edge (2d), which is far away from the cavity bottom of the processing cavity (2a), is provided with a limit boss end face cutting edge (2d1) protruding out of the end face of the cutter head (2), and the side edge of each multifunctional cutting edge (2d), which radially protrudes inwards out of the cavity wall of the processing cavity (2a) along the cutter head (2), is provided with a tube wall upper section cutting edge (2d 2);
each flange cutting edge (2b) is provided with a tensioning flange cutting edge (2b1) and a pipe wall lower section cutting edge (2b2) along the side edge of the cutter head (2) which radially protrudes inwards out of the cavity wall of the machining cavity (2a), and the tensioning flange cutting edge (2b1) is positioned at one end, close to the cavity bottom of the machining cavity (2a), of the pipe wall lower section cutting edge (2b 2);
each outer wall cutting edge (2c) is provided with a pipe wall middle section cutting edge (2c1) along the side edge of the cutter head (2) which is radially inwards protruded out of the cavity wall of the processing cavity (2 a);
the upper tube wall section cutting edge (2d2), the middle tube wall section cutting edge (2c1) and the lower tube wall section cutting edge (2b2) are all of linear structures and are the same in protruding height, and the tensioning flange cutting edges (2b1) are all of arc structures which are recessed outwards along the radial direction of the cutter head (2).
2. The machining center combined type cutter for machining the integrated warm water pipe on the water pump as claimed in claim 1, wherein: the flange cutting edges (2b) are four in number, the four flange cutting edges (2b) are distributed in a cross shape, the tensioning flange cutting edges (2b1) of any two opposite flange cutting edges (2b) are consistent in structure, and the recess depth of the two opposite tensioning flange cutting edges (2b1) is larger than the recess depth of the other two opposite tensioning flange cutting edges (2b 1).
3. The machining center combined type cutter for machining the integrated warm water pipe on the water pump as claimed in claim 1, wherein: the flange cutting edges (2b) are provided with positioning protrusions (2b3) which protrude inwards along the radial direction of the cutter head (2) and protrude outwards from the side edge of the cavity wall of the machining cavity (2a), the positioning protrusions (2b3) are located at one ends, away from the lower section cutting edge (2b2) of the pipe wall, of the tensioning flange cutting edges (2b1), and one side surfaces, close to the tensioning flange cutting edges (2b1), of the positioning protrusions (2b3) are inclined outwards from the end portions, close to the cavity bottom of the machining cavity (2a), of the tensioning flange cutting edges (2b 1).
4. The machining center combined type cutter for machining the integrated warm water pipe on the water pump as claimed in claim 3, wherein: the inclined angle of the positioning projection (2b3) close to one side surface of the tensioning flange cutting edge (2b1) is 5 degrees.
5. The machining center combined type cutter for machining the integrated warm water pipe on the water pump as claimed in claim 3, wherein: the tensioning flange cutting edge (2b1) and the positioning protrusion (2b3) are rounded, and the tube wall lower section cutting edge (2b2) and the tensioning flange cutting edge (2b1) are rounded.
6. The machining center combined type cutter for machining the integrated warm water pipe on the water pump as claimed in claim 1, wherein: outer wall cutting edge (2c) are total two, and two outer wall cutting edge (2c) set up relatively, multi-functional cutting edge (2d) are total two, and two multi-functional cutting edge (2d) set up relatively, and two outer wall cutting edge (2c) are the cross with two multi-functional cutting edge (2d) and distribute in space.
7. The machining center combined type cutter for machining the integrated warm water pipe on the water pump as claimed in claim 1, wherein: the cutting tool is characterized in that a plurality of chip removal ports (2e) penetrating through the outer wall of the tool bit (2) are formed in the cavity wall of the processing cavity (2a), and each flange cutting edge (2b), each outer wall cutting edge (2c) and each multifunctional cutting edge (2d) are arranged on the inner side of the corresponding chip removal port (2e) respectively.
8. The machining center combined type cutter for machining the integrated warm water pipe on the water pump as claimed in claim 1, wherein: the projection of the upper end of the tube wall middle section cutting edge (2c1) is partially overlapped with the tube wall upper section cutting edge (2d2), and the projection of the lower end of the tube wall middle section cutting edge (2c1) is partially overlapped with the tube wall lower section cutting edge (2b 2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120901298.9U CN214720574U (en) | 2021-04-28 | 2021-04-28 | Machining center combined type cutter for machining integrated warm water pipe on water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120901298.9U CN214720574U (en) | 2021-04-28 | 2021-04-28 | Machining center combined type cutter for machining integrated warm water pipe on water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214720574U true CN214720574U (en) | 2021-11-16 |
Family
ID=78613197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120901298.9U Expired - Fee Related CN214720574U (en) | 2021-04-28 | 2021-04-28 | Machining center combined type cutter for machining integrated warm water pipe on water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214720574U (en) |
-
2021
- 2021-04-28 CN CN202120901298.9U patent/CN214720574U/en not_active Expired - Fee Related
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Granted publication date: 20211116 |