CN210081454U - Face grinds blade disc and has frock of face mill blade disc - Google Patents
Face grinds blade disc and has frock of face mill blade disc Download PDFInfo
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- CN210081454U CN210081454U CN201920515840.XU CN201920515840U CN210081454U CN 210081454 U CN210081454 U CN 210081454U CN 201920515840 U CN201920515840 U CN 201920515840U CN 210081454 U CN210081454 U CN 210081454U
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Abstract
The utility model discloses a face grinding cutter head, which comprises a cutter head body and a plurality of cutting edges, wherein the cutting edges are distributed on the bottom end surface of the cutter head body; the plurality of cutting edges are circumferentially distributed at intervals around the central axis of the cutter head body; the bottom end face of each cutting edge is provided with a frosting surface. A tool with a surface grinding cutter head comprises a cutter handle body and the surface grinding cutter head, wherein the surface grinding cutter head comprises a cutter head body and a plurality of cutting edges, and the plurality of cutting edges are distributed on the bottom end surface of the cutter head body; the plurality of cutting edges are circumferentially distributed at intervals around the central axis of the cutter head body; the bottom end surface of each cutting edge is provided with a frosting surface; the top end of the cutter head body is fixedly connected with the cutter handle body in a detachable mode. The utility model discloses the frosting is located the terminal surface of blade disc body, and is big with work piece area of contact man-hour, and the linear velocity is higher man-hour.
Description
Technical Field
The utility model relates to the technical field of machining, especially, relate to a face grinds knife dish and has frock of face grinds knife dish.
Background
At present, in the machining industry, the surface machining of structural products is developed towards the trend of high-precision, high-light and high-brightness requirements, the precision requirements of the high-precision, high-light and high-efficiency machining on a spindle unit of a numerical control machine tool are very high, the machining quality of a tool shank serving as one of core accessories of a high-speed spindle unit is particularly important, and therefore the stability of the precision of the tool shank connected with a spindle during high-speed grinding must be guaranteed. The grinding tool handle in the market and the tools of various suppliers are observed, and the grinding tool handle in the market is simple in structure and limited in function.
(1) At present, grinding machining tools mainly comprise grinding wheels, grinding wheels and grinding rods, and the main machining modes of the grinding tools comprise outer circle grinding, inner circle grinding and plane grinding. The existing grinding machining mainly uses side grinding as a main part, and the grinding machining of a machining center mainly uses a grinding rod which is used, so that the material removal rate is low, and the machining efficiency is low. Therefore, after the milling of the machining center is finished, the grinding process is frequently replaced by a special grinding machine tool, so that the production efficiency is improved.
(2) The grinding cutter handle can lead to the machining precision to gradually decrease due to the abrasion of the cutter and the cutter handle in the long-term grinding machining, the service life of the cutter handle is directly influenced, and the production cost is increased.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a surface grinding cutter head, the grinding surface of which is positioned on the end surface of the cutter head body, and the linear velocity is higher when processing with the large contact area of the workpiece.
A second object of the utility model is to provide a frock with face grinds blade disc, its handle of a knife clamping face grinds blade disc, adds man-hour big with work piece area of contact, and adds the linear velocity higher man-hour.
The utility model discloses an one of the purpose adopts following technical scheme to realize:
a face grinding cutter head comprises a cutter head body and a plurality of cutting edges, wherein the cutting edges are distributed on the bottom end surface of the cutter head body; the plurality of cutting edges are circumferentially distributed at intervals around the central axis of the cutter head body; the bottom end face of each cutting edge is provided with a frosting surface.
Preferably, the plurality of cutting edges are distributed on the outer periphery of the bottom end face of the cutter head body.
Preferably, a plurality of first water channels are arranged on the cutter head body and are circumferentially distributed at intervals around the central axis of the cutter head body; a spacing groove is formed between two adjacent blades; one end of each first water channel is communicated to the top end face of the cutter head body; the other end of each first water channel is correspondingly communicated to each spacing groove.
Preferably, a plurality of second water channels are arranged on the cutter head body and are circumferentially distributed at intervals around the central axis of the cutter head body; one end of each second water channel is communicated to the top end face of the cutter head body; the bottom end face of each blade is run through to the correspondence of each second water course.
The second purpose of the utility model is realized by adopting the following technical scheme:
the tool with the surface grinding cutter disc comprises a cutter handle body and the surface grinding cutter disc, wherein the surface grinding cutter disc comprises a cutter disc body and a plurality of cutting edges, and the plurality of cutting edges are distributed on the bottom end face of the cutter disc body; the plurality of cutting edges are circumferentially distributed at intervals around the central axis of the cutter head body; the bottom end surface of each cutting edge is provided with a frosting surface; the top end of the cutter head body is fixedly connected with the cutter handle body in a detachable mode.
Preferably, a first conical surface is formed at the bottom end of the cutter handle body, and a conical groove is formed in the top end surface of the cutter head body; the inner wall of the conical groove is formed into a second conical surface; the outer diameters of the first conical surface and the second conical surface are gradually increased from bottom to top; the first conical surface is used for being matched with the second conical surface when the bottom end of the tool holder body is inserted into the conical groove.
Preferably, an eccentric dynamic balance ring is sleeved outside the cutter handle body; the eccentric dynamic balance ring is fixed on the knife handle body through a screw.
Preferably, two eccentric dynamic balance rings are provided.
Preferably, a water inlet channel extending along the axial direction of the knife handle body is arranged in the knife handle body; one end of the water inlet channel is communicated with an external water source; the other end of the water inlet channel is communicated with the bottom end surface of the cutter handle body; the cutter head body is provided with a plurality of first water channels which are distributed at intervals around the circumference of the central axis of the cutter head body; a spacing groove is formed between two adjacent blades; one end of each first water channel is communicated to the top end face of the cutter head body and communicated with the water inlet channel; the other end of each first water channel is correspondingly communicated to each spacing groove.
Preferably, a water inlet channel extending along the axial direction of the knife handle body is arranged in the knife handle body; one end of the water inlet channel is communicated with an external water source; the other end of the water inlet channel is communicated with the bottom end surface of the cutter handle body; the cutter head body is provided with a plurality of second water channels which are distributed at intervals around the circumference of the central axis of the cutter head body; one end of each second water channel is communicated to the top end face of the cutter head body; the bottom end face of each blade is run through to the correspondence of each second water course.
Compared with the prior art, the beneficial effects of the utility model reside in that:
(1) the bottom end face of the cutter head body is provided with a plurality of cutting edges, the bottom end of each cutting edge is provided with a frosting surface, the frosting surfaces are used for being in contact with a workpiece in the circumferential direction of the cutter head body, and the surface-to-surface contact processing mode is adopted, so that the surface-to-surface grinding cutter and the processed workpiece have more contact areas, the surface-to-surface grinding cutter is in uniform contact, and the processing process is stable. In addition, a gap exists between the cutting edges, so that scraps generated in the machining process can be discharged through the gap, the material removal rate is better, and the production efficiency can be improved.
(2) Utilize frock of above-mentioned blade disc body, it is in the same place handle of a knife body and blade disc body clamping, the handle of a knife body rotates at a high speed under the drive of lathe main shaft, it rotates and processes to drive the blade disc body, equally, in the course of working, the bottom face of blade disc body is equipped with a plurality of cutting edges, the bottom of each cutting edge is equipped with the frosting, this frosting forms the frosting that is used for with the work piece contact in the circumference of blade disc body, adopt the processing mode of face and face contact, make face whet a knife dish and processing work piece have more area of contact, make its even contact, the course of working is steady. In addition, a gap exists between the cutting edges, so that scraps generated in the machining process can be discharged through the gap, the material removal rate is better, and the production efficiency can be improved.
Drawings
FIG. 1 is a schematic structural view of a face grinder disc of the present invention;
FIG. 2 is another schematic structural diagram of the face grinder disc of the present invention;
FIG. 3 is a cross-sectional view of the face grinder disc of the present invention;
fig. 4 is a schematic structural view of the tool with a face grinder disc of the present invention.
In the figure: 10. a cutter head body; 11. a blade; 111. sanding surface; 112. a spacing groove; 12. a first water channel; 13. a second water channel; 14. a tapered groove; 141. a second tapered surface; 20. a knife handle body; 21. a first conical surface; 22. an eccentric dynamic balance ring; 23. a water inlet channel; 24. and (4) screws.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
As shown in fig. 1 and 2, the face grinding cutter comprises a cutter head body 10 and a plurality of cutting edges 11, specifically, the cutting edges 11 are distributed on the bottom end surface of the cutter head body 10, and the cutting edges 11 are circumferentially distributed at intervals around the central axis of the cutter head body 10; the top end of each cutting edge 11 is fixedly connected with the cutter head body 10, and the bottom end surface of each cutting edge 11 is provided with a frosting surface 111. On this structure basis, when using the utility model discloses a during face whetting a knife dish, the bottom face of blade disc body 10 is equipped with a plurality of cutting edges 11, and the bottom of each cutting edge 11 is equipped with dull polish 111, and this dull polish 111 forms the dull polish 111 that is used for with the work piece contact in the circumference of blade disc body 10, adopts the processing mode of face and face contact, makes face whetting a knife dish and has more area of contact with the processing work piece, makes its even contact, and the course of working is steady. In addition, a gap exists between the cutting edge 11 and the cutting edge 11, so that scraps generated in the machining process can be discharged through the gap, the material removal rate is better, and the production efficiency can be improved.
In addition, compared with the structure that the sanding surfaces 111 are provided on the entire end surface of the cutterhead body 10, in the present embodiment, only one circle of sanding surfaces 111 is provided in the circumferential direction of the cutterhead body 10, that is, the sanding surfaces 111 are distributed in a broken circular ring, which has the following advantages:
those skilled in the art can calculate the linear velocity according to the formula: v (linear velocity) ═ 2 × n (rotation velocity) × pi × r
That is, under the same rotation speed, the larger the radius is, the larger the linear velocity is, if the whole end surface is provided with the frosted surface 111, the linear velocities of the frosted surface 111 at different positions of the radius of the cutter head body 10 are inevitably different, so that the linear velocities at different positions in the radial direction are different, which causes instability due to different linear velocities at different points in the processing process and easily causes the seizure; and the whole surface is frosted, no chip removal space is provided, the material removal rate is low, the processing efficiency is low, and the processing quality is poor. However, in the present embodiment, the frosting surface 111 is distributed in a broken ring, and there is only a relatively small difference in radius between the rings, so that the linear velocity difference on the surface is not large, the machining process is stable, and the scraps generated during the machining process can be discharged at intervals.
Preferably, the plurality of cutting edges 11 in this embodiment are distributed on the outer periphery of the bottom end surface of the cutter head body 10, so that the radius of the sanding surface 111 relative to the center of the cutter head body 10 is relatively large, and thus the linear velocity in the sanding process is relatively large, and the processing efficiency is higher.
Preferably, referring to fig. 1, a plurality of first water channels 12 may be further disposed on the cutter head body 10, such that the plurality of first water channels 12 are circumferentially distributed at intervals around the central axis of the cutter head body 10, and a spacing groove 112 is formed between two adjacent cutting edges 11. One end of each of the first water channels 12 is communicated to the top end surface of the cutter head body 10, and the other end of each of the first water channels 12 is correspondingly communicated to each of the partition grooves 112. So, when polishing the operation, the first water course 12 of accessible guide water to separate groove 112, between cutting edge 11 and the cutting edge 11 promptly, can get rid of in the metalworking and twine the bits vexation, avoided incomplete bits winding on part and cutter, made the chip removal more smooth and easy, still brought a large amount of cutting heat simultaneously, improved handle of a knife body 20, cutter life.
In this embodiment, another structure of the cutter head body 10 is further provided, referring to fig. 2, a plurality of second water channels 13 are provided on the cutter head body 10, the plurality of second water channels 13 are circumferentially distributed at intervals around a central axis of the cutter head body 10, and one end of each second water channel 13 is communicated to a top end surface of the cutter head body 10; the corresponding of each second water channel 13 penetrates to the bottom end surface of each blade 11. In this structure, accessible second water course 13 guide water to the frosting 111 of the bottom of cutting edge 11 on, twine the bits vexation in the metalworking equally can be got rid of, avoided the incomplete bits winding on part and cutter, made the chip removal more smooth and easy, still brought a large amount of cutting heat simultaneously, improved handle of a knife body 20, cutter life.
Of course, the two water channel structures can be simultaneously applied to the same face grinding cutter head, and can also be independently arranged for use, and are specifically selected according to actual needs.
The embodiment also provides a tool with a surface grinding cutter disc, which comprises a cutter handle body 20 and a surface grinding cutter disc, and the surface grinding cutter disc comprises a cutter disc body 10 and a plurality of cutting edges 11, wherein the cutting edges 11 are distributed on the bottom end surface of the cutter disc body 10, as shown in fig. 1-4; a plurality of cutting edges 11 are distributed at intervals around the circumference of the central axis of the cutter head body 10; the bottom end surface of each cutting edge 11 is provided with a frosting surface 111; the top end of the cutter head body 10 is detachably and fixedly connected with the cutter handle body 20.
On the basis of the structure, when the tool with the surface grinding cutter head is used, the tool handle body 20 and the cutter head body 10 are clamped together, the tool handle body 20 rotates at a high speed under the driving of a machine tool main shaft, the cutter head body 10 is driven to rotate for processing, similarly, in the processing process, the bottom end face of the cutter head body 10 is provided with a plurality of cutting edges 11, the bottom end of each cutting edge 11 is provided with a grinding surface 111, the grinding surface 111 forms the grinding surface 111 which is used for being in contact with a workpiece in the circumferential direction of the cutter head body 10, the processing mode of surface-to-surface contact is adopted, the surface grinding cutter head and the processed workpiece have more contact areas, the surface grinding cutter head is enabled to be in uniform contact with the workpiece, and the. In addition, a gap exists between the cutting edge 11 and the cutting edge 11, so that scraps generated in the machining process can be discharged through the gap, the material removal rate is better, and the production efficiency can be improved.
Specifically, a first tapered surface 21 is formed at the bottom end of the holder body 20, and a corresponding tapered groove 14 is formed in the top end surface of the cutter head body 10. The inner wall of the tapered groove 14 is formed as a second tapered surface 141, and the outer diameters of the first tapered surface 21 and the second tapered surface 141 are gradually increased from bottom to top. When clamping is performed, the bottom end of the tool holder body 20 can be inserted into the tapered groove 14, and the first tapered surface 21 can be in tapered fit with the second tapered surface 141. In the actual production process, when handle of a knife body 20 and the main shaft of lathe carry out the clamping, handle of a knife body 20 top also is the clamping mode that adopts the conical surface laminating with the main shaft, further in this embodiment the bottom of handle of a knife body 20 and face whet a knife dish also adopt the conical surface to cooperate and get the mode to carry out the clamping, adopt two-sided location form promptly for handle of a knife body 20 machining precision is higher, carry out high-speed rotatory man-hour more stable.
It should be noted that, the tool holder body 20 and the tool head body 10 are connected by a tapered interface, and compared with the tool holder body 20 with a common straight shank interface, the tool holder body can transmit a larger torque, so that the entire tool can have a larger cutting force when cutting a workpiece. Meanwhile, the conical interface can prevent the cutter handle body 20 from moving, the coaxiality of the cutter handle body 20 and the cutter head body 10 can be ensured, namely, the self-centering function is realized, and the stability and the machining precision in the product machining process are improved.
Of course, after the bottom end of the tool holder body 20 is inserted into the tool pan body 10, the further locking can be performed through the screw 24, so that the locking force is increased.
Furthermore, an eccentric dynamic balance ring 22 can be sleeved outside the tool holder body 20; the eccentric dynamic balance ring 22 is fixed on the tool shank body 20 through a screw 24. As known to those skilled in the art, in the actual production process, each tool shank body 20 has qualified dynamic balance, so that the machining precision and stability are ensured, but the dynamic balance of the tool shank itself is disordered due to changes of the working environment, loss of the tool, abrasion of the tool shank and the like when the tool shank works for a period of time, so that the rotation center and the mass center of the tool shank are not on the same axis. The service life of the tool handle and the tool, the processing precision and the processing stability of the product are influenced. The eccentric dynamic balance ring 22 is an irregular ring, the mass is unevenly distributed, and the center of rotation and the center of mass are not on the same axis.
So, after the handle of a knife used a period, can take away and detect the dynamic balance misalignment volume, eccentric dynamic balance ring 22 just can play a role at this time, through adjusting eccentric dynamic balance ring 22 position direction, utilizes eccentric dynamic balance ring 22 mass maldistribution to compensate the surface and grind the dynamic balance volume of handle of a knife imbalance, makes the centre of gyration of handle of a knife body 20 and the barycenter heavy return on same axis, guarantees long-term machining precision and stability.
Specifically, the number of the eccentric dynamic balance rings 22 is two, so that the adjustment range is wider, and the stability is improved.
Preferably, in the present embodiment, the tool holder body 20 is clamped with the tool head body 10 in fig. 1, and a water inlet channel 23 extending in the axial direction of the tool holder body 20 is provided in the tool holder body 20; one end of the water inlet channel 23 is communicated with an external water source; the other end of the water inlet channel 23 is communicated with the bottom end surface of the tool shank body 20. A plurality of first water channels 12 are arranged on the cutter head body 10, and the plurality of first water channels 12 are distributed at intervals around the circumference of the central axis of the cutter head body 10; a spacing groove 112 is formed between two adjacent blades 11; one end of each first water channel 12 is communicated to the top end face of the cutter head body 10 and communicated with the water inlet channel 23; the other end of each first water channel 12 is correspondingly communicated to each spacing groove 112.
In the course of working, the accessible introduces the water source at the inlet channel 23 of handle of a knife body 20, water reaches the bottom face of handle of a knife body 20 through inlet channel 23, and then in each interval groove 112 of evenly leading to blade disc body 10 through each first water course 12, between cutting edge 11 and the cutting edge 11 promptly, can get rid of metal-working in twining the bits vexation, avoided incomplete bits winding on part and cutter, make the chip removal more smooth and easy, still take away a large amount of cutting heat simultaneously, handle of a knife body 20 has been improved, cutter life.
Of course, the cutter head body 10 in fig. 2 may be selected as the cutter head body 10, and a water inlet channel 23 extending in the axial direction of the cutter handle body 20 is arranged in the cutter handle body 20; one end of the water inlet channel 23 is communicated with an external water source; the other end of the water inlet channel 23 penetrates through the bottom end face of the tool shank body 20; a plurality of second water channels 13 are arranged on the cutter head body 10, and the plurality of second water channels 13 are circumferentially distributed at intervals around the central axis of the cutter head body 10; one end of each second water channel 13 is communicated to the top end face of the cutter head body 10; the corresponding of each second water channel 13 penetrates to the bottom end surface of each blade 11.
In the course of working, the accessible introduces the water source at the inlet channel 23 of handle of a knife body 20, and water reaches the bottom face of handle of a knife body 20 through inlet channel 23, and accessible second water course 13 guide water is on the frosting 111 of the bottom of cutting edge 11, can get rid of in the metalworking equally and twine the bits vexation, has avoided the incomplete bits winding on part and cutter, makes the chip removal more smooth and easy, still takes away a large amount of cutting heat simultaneously, has improved handle of a knife, cutter life.
It should be noted that the bottom end of the tool holder body 20 can be locked in the tapered groove 14 by a bolt, the middle part of the bolt can be made into a through hole shape, the top end of the through hole structure can be communicated with the bottom end of the water inlet channel 23, the top end of the through hole structure is communicated with the bottom end surface of the tapered groove 14, and the top ends of the first water channel 12 and the second water channel 13 are communicated with the bottom end surface of the tapered groove 14, so that the water can be guided in a centralized manner.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (10)
1. The surface grinding cutter head is characterized by comprising a cutter head body and a plurality of cutting edges, wherein the cutting edges are distributed on the bottom end surface of the cutter head body; the plurality of cutting edges are circumferentially distributed at intervals around the central axis of the cutter head body; the bottom end face of each cutting edge is provided with a frosting surface.
2. The face grinder cutterhead of claim 1, wherein the plurality of cutting edges are distributed about the outer periphery of the bottom end face of the cutterhead body.
3. The face grinder cutter head of claim 1, wherein the cutter head body is provided with a plurality of first water channels circumferentially spaced about a central axis of the cutter head body; a spacing groove is formed between two adjacent blades; one end of each first water channel is communicated to the top end face of the cutter head body; the other end of each first water channel is correspondingly communicated to each spacing groove.
4. The face grinder cutter head of claim 1 or 3, wherein a plurality of second water channels are provided on the cutter head body, the plurality of second water channels being circumferentially spaced around a central axis of the cutter head body; one end of each second water channel is communicated to the top end face of the cutter head body; the bottom end face of each blade is run through to the correspondence of each second water course.
5. The tool with the surface grinding cutter disc is characterized by comprising a cutter handle body and the surface grinding cutter disc, wherein the surface grinding cutter disc comprises a cutter disc body and a plurality of cutting edges, and the cutting edges are distributed on the bottom end surface of the cutter disc body; the plurality of cutting edges are circumferentially distributed at intervals around the central axis of the cutter head body; the bottom end surface of each cutting edge is provided with a frosting surface; the top end of the cutter head body is fixedly connected with the cutter handle body in a detachable mode.
6. The tool with the face grinding cutter head according to claim 5, wherein a first conical surface is formed at the bottom end of the cutter handle body, and a conical groove is formed in the top end surface of the cutter head body; the inner wall of the conical groove is formed into a second conical surface; the outer diameters of the first conical surface and the second conical surface are gradually increased from bottom to top; the first conical surface is used for being matched with the second conical surface when the bottom end of the tool holder body is inserted into the conical groove.
7. The tool with the face grinder cutterhead according to claim 5, wherein an eccentric dynamic balance ring is sleeved outside the knife handle body; the eccentric dynamic balance ring is fixed on the knife handle body through a screw.
8. The tool with a face grinder plate of claim 7, wherein there are two eccentric dynamic balance rings.
9. The tool with the face grinder blade disc of claim 5, wherein a water inlet channel extending in the axial direction of the tool holder body is formed in the tool holder body; one end of the water inlet channel is communicated with an external water source; the other end of the water inlet channel is communicated with the bottom end surface of the cutter handle body; the cutter head body is provided with a plurality of first water channels which are distributed at intervals around the circumference of the central axis of the cutter head body; a spacing groove is formed between two adjacent blades; one end of each first water channel is communicated to the top end face of the cutter head body and communicated with the water inlet channel; the other end of each first water channel is correspondingly communicated to each spacing groove.
10. The tool with the face grinder blade disc of claim 5, wherein a water inlet channel extending in the axial direction of the tool holder body is formed in the tool holder body; one end of the water inlet channel is communicated with an external water source; the other end of the water inlet channel is communicated with the bottom end surface of the cutter handle body; the cutter head body is provided with a plurality of second water channels which are distributed at intervals around the circumference of the central axis of the cutter head body; one end of each second water channel is communicated to the top end face of the cutter head body; the bottom end face of each blade is run through to the correspondence of each second water course.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920515840.XU CN210081454U (en) | 2019-04-15 | 2019-04-15 | Face grinds blade disc and has frock of face mill blade disc |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920515840.XU CN210081454U (en) | 2019-04-15 | 2019-04-15 | Face grinds blade disc and has frock of face mill blade disc |
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| CN210081454U true CN210081454U (en) | 2020-02-18 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110076692A (en) * | 2019-04-15 | 2019-08-02 | 广州市昊志机电股份有限公司 | A kind of face sharpening disk and the tooling with face sharpening disk |
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2019
- 2019-04-15 CN CN201920515840.XU patent/CN210081454U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110076692A (en) * | 2019-04-15 | 2019-08-02 | 广州市昊志机电股份有限公司 | A kind of face sharpening disk and the tooling with face sharpening disk |
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