CN203092327U - High-speed grinding head device suitable for numerical control boring and milling machine - Google Patents
High-speed grinding head device suitable for numerical control boring and milling machine Download PDFInfo
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- CN203092327U CN203092327U CN 201320091583 CN201320091583U CN203092327U CN 203092327 U CN203092327 U CN 203092327U CN 201320091583 CN201320091583 CN 201320091583 CN 201320091583 U CN201320091583 U CN 201320091583U CN 203092327 U CN203092327 U CN 203092327U
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- milling machine
- head device
- emery wheel
- grinding head
- control boring
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Abstract
The utility model relates to a high-speed grinding head device suitable for a numerical control boring and milling machine, and belongs to the technical field of grinding tools. The high-speed grinding head device suitable for the numerical control boring and milling machine comprises a motorized spindle, a fixed mechanism, a support, a grinding wheel connecting rod and a grinding wheel. The support is composed of an assembly part and a supporting part, wherein the assembly part is used for being matched with a machine tool spindle, the supporting part is used for being matched with the fixed mechanism, the assembly part is positioned at one end of the supporting part and arranged perpendicular to the supporting part, the fixed mechanism is installed on the supporting part, and a through hole through left and right is formed in the fixed mechanism. The motorized spindle is installed in the through hole and arranged perpendicular to the assembly part, a location hole is formed in the assembly part, the center of the location hole and the center of the motorized spindle are positioned in an identical axis, one end of the grinding wheel connecting rod is connected with the output end of the motorized spindle, and the other end of the grinding wheel connecting rod and the grinding wheel are fixed. The high-speed grinding head device suitable for the numerical control boring and milling machine has the advantages that the function that grinding machining is carried out on partial special-shaped faces by medium-scale and large-scale numerical control boring and milling machines is achieved, wherein power of motorized spindles of the boring and milling machines is above 30KW, and grinding quality is ensured.
Description
Technical field
The utility model belongs to the grinding tool technical field, is specifically related to a kind of high speed grinding head device that is applicable to digital-control boring-milling machine
Background technology
In field of machining, grinding is one of most widely used processing method.Along with science and technology development, difficult-to-machine material emerge in multitudes such as many new materials such as hard brittle material, engineering ceramics, amorphous microcrystalline alloy, although there is multiple processing method in these materials, as Laser Processing, electron beam processing etc., the most practical processing method is still grinding.Especially, there is the special-shaped face in some work piece part, must finish by the mode of high-speed grinding.And the above digital-control boring-milling machine of spindle motor power 30KV, its maximum speed of spindle is usually below 2000rpm, when emery wheel needs very high linear velocity to carry out high-speed grinding, because of machine tool chief axis self rotating speed is not enough to provide the linear velocity of emery wheel operate as normal, thereby can't finish grinding to local special-shaped face.
In view of above-mentioned prior art, be necessary existing grinding head device is improved, technical scheme described below produces under this background
Summary of the invention
The purpose of this utility model is to provide a kind of high speed grinding head device that is applicable to digital-control boring-milling machine, and it is installed on the digital-control boring-milling machine main shaft, is used for the local special-shaped face of work piece is carried out grinding, good grinding quality.
The purpose of this utility model reaches like this, a kind of high speed grinding head device that is applicable to digital-control boring-milling machine, be characterized in: comprise electric main shaft, fixed mechanism, support, emery wheel connecting rod and emery wheel, described support is made of with the support portion that is used for cooperating with fixed mechanism the department of assembly that is used for cooperating with machine tool chief axis, described department of assembly is positioned at an end of support portion and is vertical setting with described support portion, described fixed mechanism is installed on the support portion, the through hole that about offering on the fixed mechanism, connects, described electric main shaft is installed in rotationally in the described through hole and with described department of assembly and is vertical setting, in described department of assembly, offer locating hole, being centered close on the same axis of the center of described locating hole and described electric main shaft, be connected with an end of emery wheel connecting rod on the output of electric main shaft, the other end of emery wheel connecting rod and described emery wheel are fixed.
In a specific embodiment of the present utility model, described fixed mechanism comprises base and gland, described base is fixed on the last plane of described support portion, in the middle of the top of substructure height direction, offer to entire body the lower semi-circular groove along its length, it is fixedly connected that described gland places the top of described base and both to constitute detached type, offer to same entire body along its length towards the centre of a side side of base at gland and to be used for first circular trough corresponding, be configured for installing the through hole of described electric main shaft by first circular trough and lower semi-circular groove jointly with described lower semi-circular groove.
In another specific embodiment of the present utility model, the both sides of described support portion are formed with respectively and are the side that be arranged in parallel face-to-face each other, and an opposite side is positioned at the both sides of fixed mechanism, is used for carrying out spacing to described fixed mechanism.
In another specific embodiment of the present utility model, position by alignment pin between described support portion and the described base and realize both being connected and fixed with first securing member.
In another specific embodiment of the present utility model, described gland is connected and fixed by second securing member and described base.
Also have in the specific embodiment of the present utility model, one end of described emery wheel connecting rod is connected by the middle internal thread hole of the output of thread segment and described electric main shaft, and the other end of described emery wheel connecting rod is fixed emery wheel by the 3rd securing member after passing the middle axis hole of emery wheel by thread segment equally.
In of the present utility model and then specific embodiment, offer installing hole in the described department of assembly, described support is fixed with machine tool chief axis after passing installing hole by the 4th securing member; Be connected with an end of apotting spindle in the locating hole of described department of assembly, the other end of apotting spindle has conical head, and this conical head is installed in the corresponding bellmouth of machine tool chief axis and plays the role of positioning.
More of the present utility model and in specific embodiment, the tapering of described conical head is 7:24.
In again of the present utility model and then specific embodiment, described electric main shaft is provided with electric connection, connects variable-frequency power sources by electric connection.
Of the present utility model again more and in specific embodiment, the maximum speed of described electric main shaft is 12000rpm, power is 2.5kW; The initial diameter of described emery wheel is Ф 60.
The utility model is installed in the enterprising enforcement of digital-control boring-milling machine main shaft with described grinding head device and uses, the electricity main shaft variable-frequency power sources drive of coupling, maximum speed is 12000rpm, realized spindle motor power be the above medium-sized and large-sized numerical control boring and milling machine of 30KW to the function that local special-shaped face carries out grinding, guaranteed grinding quality.
Description of drawings
Fig. 1 is an embodiment perspective view of the present utility model.
Fig. 2 is the section plan of Fig. 1.
Among the figure: 1. electric main shaft, 11. output shafts, 12. electric connections; 2. fixed mechanism, 21. bases, 211. lower semi-circular grooves, 22. glands, 221. first circular troughs, 222. second securing members; 3. support, 31. departments of assembly, 311. locating holes, 312 installing holes, 313, the 4th securing member, 32. support portions, 321. sides, 322. first securing members, 323. alignment pins; 4. emery wheel connecting rod; 5. emery wheel, 51. the 3rd securing members; 6. apotting spindle, 61. conical heads; 7. machine tool chief axis.
The specific embodiment
In order to make the public can fully understand technical spirit of the present utility model and beneficial effect; the applicant will describe in detail the specific embodiment of the present utility model below in conjunction with the accompanying drawings; but the applicant is not restriction to technical scheme to the description of embodiment, anyly makes form but not the variation of essence all should be considered as protection domain of the present utility model according to the utility model design.
See also Fig. 1 and in conjunction with Fig. 2, a kind of high speed grinding head device that is applicable to digital-control boring-milling machine comprises: electric main shaft 1, fixed mechanism 2, support 3, emery wheel connecting rod 4 and emery wheel 5.Described support 3 is made of department of assembly 31 that is used for cooperating with machine tool chief axis 7 and the support portion 32 that is used for cooperating with fixed mechanism 2, described department of assembly 31 is positioned at an end of support portion 32 and is vertical setting with described support portion 32, shape of cross section is L-shaped, described fixed mechanism 2 is installed on the support portion 32, the through hole that about offering on the fixed mechanism 2, connects, described electric main shaft 1 is installed in rotationally in the described through hole and with described department of assembly 31 and is vertical setting, in described department of assembly 31, offer locating hole 311, being centered close on the same axis of the center of described locating hole 311 and described electric main shaft 1, be connected with an end of emery wheel connecting rod 4 on the output 11 of electric main shaft 1, the other end of emery wheel connecting rod 4 and described emery wheel 5 are fixing.Described fixed mechanism 2 comprises base 21 and gland 22, described base 21 is fixed on the last plane of described support portion 32, in the middle of the top of base 21 short transverses, offer to entire body lower semi-circular groove 211 along its length, it is fixedly connected that described gland 22 places the top of described base 21 and both to constitute detached type, offer to same entire body along its length towards the centre of a side side of base 21 at gland 22 and to be used for first circular trough 221 corresponding, be configured for installing the through hole of described electric main shaft 1 by first circular trough 221 and lower semi-circular groove 211 jointly with described lower semi-circular groove 211.The both sides of described support portion 32 are formed with respectively and are the both sides that side 321, one opposite sides 321 that be arranged in parallel face-to-face are positioned at fixed mechanism 2 each other, are used for carrying out spacing to described fixed mechanism 2.Position and being connected and fixed by alignment pin 323 between described support portion 32 and the described base 21 with 322 realizations of first securing member and support portion 32.Described gland 22 is connected and fixed with described base 21 by second securing member 222.One end of described emery wheel connecting rod 4 is connected by the internal thread hole of thread segment with output 11 centres of described electric main shaft 1, and the other end of described emery wheel connecting rod 4 is fixing with emery wheel 5 by the 3rd securing member 51 behind the axis hole that passes emery wheel 5 centres by thread segment equally.Offer installing hole 312 in the described department of assembly 31, described support 3 is fixing with machine tool chief axis 7 after passing installing hole 312 by the 4th securing member 313; Be connected with an end of apotting spindle 6 in the locating hole 311 of described department of assembly 31, the other end of apotting spindle 6 has conical head 61, and this conical head 61 is installed in the machine tool chief axis 7 corresponding bellmouths and plays the role of positioning.The tapering of described conical head 61 is 7:24.
Please continue to consult Fig. 1 and Fig. 2, when needs use this device, connect variable-frequency power sources and recirculated cooling water, can start grinding head device by the corresponding electric connection 11 of electric main shaft 1 tail end.The variable-frequency power sources drive of described electric main shaft 1 usefulness coupling, its maximum speed is 12000rpm, power is 2.5kW.The initial diameter of described emery wheel 5 is Ф 60.Diameter D, the linear velocity V of emery wheel 5 and rotation speed n three's relational expression are:
V=(D/1000)×3.14×(n/60)
By the above-mentioned relation formula as can be known, diameter at emery wheel 5 may wear to the process of Ф 45 from Ф 60, can the rotating speed of electric main shaft 1 be between 11150～12000rpm by frequency modulation control,, guarantee that emery wheel 5 can normal grindings with the linear velocity of the emery wheel 5 that obtains 28～35m/s.
Present design can be applicable to different lathes, for the installation of different lathes, the diameter and the quantity that only need to change the installation screw 312 in the department of assembly 31 of support 3 can realize
Claims (10)
1.
A kind of high speed grinding head device that is applicable to digital-control boring-milling machine, it is characterized in that: comprise electric main shaft (1), fixed mechanism (2), support (3), emery wheel connecting rod (4) and emery wheel (5), described support (3) is by the department of assembly (31) that is used for cooperating with machine tool chief axis (7) and be used for the support portion (32) that cooperates with fixed mechanism (2) and constitute, described department of assembly (31) is positioned at an end of support portion (32) and is vertical setting with described support portion (32), described fixed mechanism (2) is installed on the support portion (32), the through hole that about offering on the fixed mechanism (2), connects, described electric main shaft (1) is installed in rotationally in the described through hole and with described department of assembly (31) and is vertical setting, on described department of assembly (31), offer locating hole (311), being centered close on the same axis of the center of described locating hole (311) and described electric main shaft (1), be connected with an end of emery wheel connecting rod (4) on the output (11) of electric main shaft (1), the other end of emery wheel connecting rod (4) and described emery wheel (5) are fixing.
2.
A kind of high speed grinding head device that is applicable to digital-control boring-milling machine according to claim 1, it is characterized in that described fixed mechanism (2) comprises base (21) and gland (22), described base (21) is fixed on the last plane of described support portion (32), in the middle of the top of base (21) short transverse, offer to entire body lower semi-circular groove (211) along its length, it is fixedly connected that described gland (22) places the top of described base (21) and both to constitute detached type, offer to same entire body along its length towards the centre of a side side of base (21) at gland (22) and to be used for first circular trough (221) corresponding, be configured for installing the through hole of described electric main shaft (1) by first circular trough (221) and lower semi-circular groove (211) jointly with described lower semi-circular groove (211).
3.
A kind of high speed grinding head device that is applicable to digital-control boring-milling machine according to claim 1, the both sides that it is characterized in that described support portion (32) are formed with respectively and are the side (321) that be arranged in parallel face-to-face each other, one opposite side (321) is positioned at the both sides of fixed mechanism (2), is used for carrying out spacing to described fixed mechanism (2).
4.
A kind of high speed grinding head device that is applicable to digital-control boring-milling machine according to claim 1 is characterized in that positioning by alignment pin (323) between described support portion (32) and the described base (21) and realizing both being connected and fixed with first securing member (322).
5.
A kind of high speed grinding head device that is applicable to digital-control boring-milling machine according to claim 1 is characterized in that described gland (22) is connected and fixed by second securing member (222) and described base (21).
6.
A kind of high speed grinding head device that is applicable to digital-control boring-milling machine according to claim 1, an end that it is characterized in that described emery wheel connecting rod (4) is connected by the middle internal thread hole of the output (11) of thread segment and described electric main shaft (1), and the other end of described emery wheel connecting rod (4) is fixing with emery wheel (5) by the 3rd securing member (51) after passing the middle axis hole of emery wheel (5) by thread segment equally.
7.
A kind of high speed grinding head device that is applicable to digital-control boring-milling machine according to claim 1, it is characterized in that offering in the described department of assembly (31) installing hole (312), described support (3) is fixing with machine tool chief axis (7) after passing installing hole (312) by the 4th securing member (313); Be connected with an end of apotting spindle (6) in the locating hole (311) of described department of assembly (31), the other end of apotting spindle (6) has conical head (61), and this conical head (61) is installed in the corresponding bellmouth of machine tool chief axis (7) and plays the role of positioning.
8.
A kind of high speed grinding head device that is applicable to digital-control boring-milling machine according to claim 7, the tapering that it is characterized in that described conical head (61) is 7:24.
9.
A kind of high speed grinding head device that is applicable to digital-control boring-milling machine according to claim 1 is characterized in that described electric main shaft (1) is provided with electric connection (12), connects variable-frequency power sources by electric connection (12).
10.
A kind of high speed grinding head device that is applicable to digital-control boring-milling machine according to claim 1, the maximum speed that it is characterized in that described electric main shaft (1) is 12000rpm, power is 2.5kW; The initial diameter of described emery wheel (5) is Ф 60
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320091583 CN203092327U (en) | 2013-02-28 | 2013-02-28 | High-speed grinding head device suitable for numerical control boring and milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320091583 CN203092327U (en) | 2013-02-28 | 2013-02-28 | High-speed grinding head device suitable for numerical control boring and milling machine |
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| CN203092327U true CN203092327U (en) | 2013-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320091583 Expired - Fee Related CN203092327U (en) | 2013-02-28 | 2013-02-28 | High-speed grinding head device suitable for numerical control boring and milling machine |
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| CN (1) | CN203092327U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103111938A (en) * | 2013-02-28 | 2013-05-22 | 苏州力强机械制造有限公司 | High-speed grinding head device suitable for numerical control boring and milling machine |
| CN114473830A (en) * | 2022-02-21 | 2022-05-13 | 宁波阳明工业技术研究院有限公司 | Copper pipe surface polishing device, polishing method and application |
-
2013
- 2013-02-28 CN CN 201320091583 patent/CN203092327U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103111938A (en) * | 2013-02-28 | 2013-05-22 | 苏州力强机械制造有限公司 | High-speed grinding head device suitable for numerical control boring and milling machine |
| CN114473830A (en) * | 2022-02-21 | 2022-05-13 | 宁波阳明工业技术研究院有限公司 | Copper pipe surface polishing device, polishing method and application |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130731 Termination date: 20170228 |