CN105150101A - Working head of internal grinder - Google Patents
Working head of internal grinder Download PDFInfo
- Publication number
- CN105150101A CN105150101A CN201510678221.9A CN201510678221A CN105150101A CN 105150101 A CN105150101 A CN 105150101A CN 201510678221 A CN201510678221 A CN 201510678221A CN 105150101 A CN105150101 A CN 105150101A
- Authority
- CN
- China
- Prior art keywords
- bearing
- spindle
- working head
- main shaft
- internal grinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/067—Work supports, e.g. adjustable steadies radially supporting workpieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/36—Single-purpose machines or devices
- B24B5/48—Single-purpose machines or devices for grinding walls of very fine holes, e.g. in drawing-dies
Abstract
The invention discloses a working head of an internal grinder. The working head of the internal grinder comprises a spindle, a spindle sleeve, a three-claw chuck, a bearing assembly, a synchronous belt mechanism, a motor, a spindle seat, a spindle table and a spindle pin, wherein the spindle sleeve is fixed to the top of the spindle seat, the spindle is connected inside the spindle sleeve in a penetrating mode and is connected in the spindle sleeve through the bearing assembly in a pivoted mode, the three-claw chuck is installed at one end of the spindle, the other end of the spindle is in driven connection with the motor through the synchronous belt mechanism, and the motor is installed on the spindle table. The spindle seat is connected to the spindle table through a spindle pin in a pivoted mode. By means of the working head of the internal grinder, angle adjustment can be conveniently completed through one-time clamping, assembly errors caused by clamping can be decreased, and machining benefit and machining accuracy are improved.
Description
Technical field
The present invention relates to internal grinder, relate in particular to internal grinder working head.
Background technology
Internal grinder is the bore area of the cylindrical, conical of processing work or other shape element line generates and the grinding machine of end face thereof.Internal grinder has working head, this working head generally has the main shaft of rotation, main shaft is furnished with scroll chuck for clamping part, but, when clamping part to be ground, need to ensure to make the inner cone line of the part with internal taper hole and the grinding wheel spindle line parallel of internal grinder, then need multiple clamping part to carry out angle adjustment, very loaded down with trivial details.
Summary of the invention
In order to overcome the deficiencies in the prior art, the object of the present invention is to provide internal grinder working head, angle adjustment can be completed by clamped one time easily, reduce the rigging error that clamping brings, improve processing benefit and machining accuracy.
Object of the present invention is achieved through the following technical solutions:
Internal grinder working head, comprise main shaft, axle sleeve, scroll chuck, bearing assembly, synchronous belt mechanism, motor, spindle drum, fast headstock and pivot pin, axle sleeve is fixed on spindle drum top, main shaft to be connected in axle sleeve and to be articulated in axle sleeve by bearing assembly, scroll chuck is installed on one end of main shaft, the other end of main shaft is connected with motor-driven by synchronous belt mechanism, and motor is installed on fast headstock; Spindle drum is articulated in fast headstock by pivot pin.
Further, bearing assembly comprises two clutch shaft bearings, the second bearing, two bearing spacers and two bearing glands, two clutch shaft bearings are set in one end of main shaft side by side, second bearing holder (housing, cover) is loaded on the other end of main shaft, two bearings spacer ring is located between clutch shaft bearing and the second bearing, and two bearings gland is divided into the outside of clutch shaft bearing and the second bearing.
Further, internal grinder working head also comprises end cap and face, and the bearing gland be positioned at outside clutch shaft bearing is docked with scroll chuck by end cap, face successively.
Further, between the bearing gland that the second bearing is corresponding with this second bearing, be provided with locking nut, this locking nut and this bearing gland threaded engagement.
Further, synchronous belt mechanism comprises belt, the first belt wheel and the second belt wheel, and the first belt wheel is fixed on the other end of main shaft, and the second belt wheel is fixed on the output shaft of motor, and belt is set around the first belt wheel and the second belt wheel.
Compared with prior art, the present invention has following beneficial effect:
The present invention, just can grinding internal taper hole except except grinding straight hole, not needing secondary clamping part, reduces the rigging error that clamping brings, improves processing benefit and machining accuracy, and greatly facilitate grinding use.
Accompanying drawing explanation
Fig. 1 is the front view of internal grinder working head of the present invention;
Fig. 2 is the top view of internal grinder working head of the present invention.
In figure: 1, scroll chuck; 2, face; 3, end cap; 4, bearing gland; 5, clutch shaft bearing; 6, main shaft; 7, axle sleeve; 8, bearing spacer; 9, motor; 10, locking nut; 11, pivot pin; 12, fast headstock; 13, belt wheel; 14, spindle drum.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Internal grinder working head as shown in Figure 1-2, comprise main shaft 6, axle sleeve 7, scroll chuck 1, bearing assembly, synchronous belt mechanism, motor 9, spindle drum 14, fast headstock 12 and pivot pin 11, axle sleeve 7 is fixed on spindle drum 14 top, main shaft 6 to be connected in axle sleeve 7 and to be articulated in axle sleeve 7 by bearing assembly, scroll chuck 1 is installed on one end of main shaft 6, the other end of main shaft 6 is connected with motor 9 transmission by synchronous belt mechanism, and motor 9 is installed on fast headstock 12; Spindle drum 14 is articulated in fast headstock 12 by pivot pin 11.
As one preferred embodiment, bearing assembly comprises two clutch shaft bearings, 5, second bearing, two bearing spacers 8 and two bearing glands 4, two clutch shaft bearings 5 are set in one end of main shaft 6 side by side, second bearing holder (housing, cover) is loaded on the other end of main shaft 6, two bearings spacer ring 8 is located between clutch shaft bearing 5 and the second bearing, and two bearings gland 4 is divided into the outside of clutch shaft bearing 5 and the second bearing.
As one preferred embodiment, internal grinder working head also comprises end cap 3 and face 2, and the bearing gland 4 be positioned at outside clutch shaft bearing 5 is docked with scroll chuck 1 by end cap 3, face 2 successively.
As one preferred embodiment, between the bearing gland 4 that the second bearing is corresponding with this second bearing, be provided with locking nut 10, this locking nut 10 and this bearing gland 4 threaded engagement.
As one preferred embodiment, synchronous belt mechanism comprises belt, the first belt wheel 13 and the second belt wheel 13, first belt wheel 13 is fixed on the other end of main shaft 6, and the second belt wheel 13 is fixed on the output shaft of motor 9, and belt is set around the first belt wheel 13 and the second belt wheel 13.
The present invention, by the continuous locking of locking nut 10, eliminates the own backlash of clutch shaft bearing 5 and the second bearing, improves the stability of main shaft 6.Main shaft 6 is taking motor 9, toothed belt transmission, and the accurate linear velocity controlling main shaft 6 and rotate, improves grinding condition.Be connected with pivot pin 11 between spindle drum 14 with fast headstock 12, facilitate spindle drum 14 anglec of rotation, make inner cone line and the grinding wheel spindle line parallel of part, thus reach grinding internal taper hole easily.
Embodiments of the present invention are not limited thereto; according to foregoing of the present invention; utilize ordinary technical knowledge and the customary means of this area; do not departing under the present invention's above-mentioned basic fundamental thought prerequisite; the present invention can also make the amendment of other various ways, replacement or change, all drops within rights protection scope of the present invention.
Claims (5)
1. internal grinder working head, it is characterized in that, comprise main shaft, axle sleeve, scroll chuck, bearing assembly, synchronous belt mechanism, motor, spindle drum, fast headstock and pivot pin, axle sleeve is fixed on spindle drum top, main shaft to be connected in axle sleeve and to be articulated in axle sleeve by bearing assembly, scroll chuck is installed on one end of main shaft, and the other end of main shaft is connected with motor-driven by synchronous belt mechanism, and motor is installed on fast headstock; Spindle drum is articulated in fast headstock by pivot pin.
2. internal grinder working head according to claim 1, it is characterized in that, bearing assembly comprises two clutch shaft bearings, the second bearing, two bearing spacers and two bearing glands, two clutch shaft bearings are set in one end of main shaft side by side, second bearing holder (housing, cover) is loaded on the other end of main shaft, two bearings spacer ring is located between clutch shaft bearing and the second bearing, and two bearings gland is divided into the outside of clutch shaft bearing and the second bearing.
3. internal grinder working head according to claim 2, is characterized in that, internal grinder working head also comprises end cap and face, and the bearing gland be positioned at outside clutch shaft bearing is docked with scroll chuck by end cap, face successively.
4. internal grinder working head according to claim 3, is characterized in that, is provided with locking nut between the bearing gland that the second bearing is corresponding with this second bearing, this locking nut and this bearing gland threaded engagement.
5. the internal grinder working head according to any one of claim 1-4, it is characterized in that, synchronous belt mechanism comprises belt, the first belt wheel and the second belt wheel, and the first belt wheel is fixed on the other end of main shaft, second belt wheel is fixed on the output shaft of motor, and belt is set around the first belt wheel and the second belt wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510678221.9A CN105150101A (en) | 2015-10-20 | 2015-10-20 | Working head of internal grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510678221.9A CN105150101A (en) | 2015-10-20 | 2015-10-20 | Working head of internal grinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105150101A true CN105150101A (en) | 2015-12-16 |
Family
ID=54791297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510678221.9A Pending CN105150101A (en) | 2015-10-20 | 2015-10-20 | Working head of internal grinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105150101A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3681879A (en) * | 1970-03-10 | 1972-08-08 | Toyoda Machine Works Ltd | Head stock device for selective use between the dead center drive and the live center drive |
| CN101032803A (en) * | 2006-03-06 | 2007-09-12 | 无锡开源机床集团有限公司 | Main shaft structure of internal grinder element |
| CN203003668U (en) * | 2012-12-24 | 2013-06-19 | 浙江东盛精密机械有限公司 | Spindle component of bearing grinder |
| CN203600055U (en) * | 2013-11-26 | 2014-05-21 | 无锡市明鑫机床有限公司 | Workpiece spindle structure for numerical control internal grinding machine |
| CN103817594A (en) * | 2013-12-31 | 2014-05-28 | 广州市昊志机电股份有限公司 | Internal grinding spindle |
| CN104889872A (en) * | 2014-03-08 | 2015-09-09 | 吴鹏志 | Bracket type inner circle finish grinding and polishing machine |
-
2015
- 2015-10-20 CN CN201510678221.9A patent/CN105150101A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3681879A (en) * | 1970-03-10 | 1972-08-08 | Toyoda Machine Works Ltd | Head stock device for selective use between the dead center drive and the live center drive |
| CN101032803A (en) * | 2006-03-06 | 2007-09-12 | 无锡开源机床集团有限公司 | Main shaft structure of internal grinder element |
| CN203003668U (en) * | 2012-12-24 | 2013-06-19 | 浙江东盛精密机械有限公司 | Spindle component of bearing grinder |
| CN203600055U (en) * | 2013-11-26 | 2014-05-21 | 无锡市明鑫机床有限公司 | Workpiece spindle structure for numerical control internal grinding machine |
| CN103817594A (en) * | 2013-12-31 | 2014-05-28 | 广州市昊志机电股份有限公司 | Internal grinding spindle |
| CN104889872A (en) * | 2014-03-08 | 2015-09-09 | 吴鹏志 | Bracket type inner circle finish grinding and polishing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151216 |
|
| WD01 | Invention patent application deemed withdrawn after publication |