CN210209719U - Grinding wheel extension shaft for internal grinding machine - Google Patents
Grinding wheel extension shaft for internal grinding machine Download PDFInfo
- Publication number
- CN210209719U CN210209719U CN201920778987.8U CN201920778987U CN210209719U CN 210209719 U CN210209719 U CN 210209719U CN 201920778987 U CN201920778987 U CN 201920778987U CN 210209719 U CN210209719 U CN 210209719U
- Authority
- CN
- China
- Prior art keywords
- grinding wheel
- grinding
- shaft
- internal
- grinding machine
- 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.)
- Active
Links
Images
Landscapes
- Polishing Bodies And Polishing Tools (AREA)
Abstract
The utility model provides a grinding wheel extension shaft for internal grinding machine, including axis body and lock nut, the axis body front end sets up mills the chuck mounting hole, lock nut spiro union is outside in the axis body front end. When the electroplating clamp is used, the grinding wheel extension shaft is arranged on the grinding wheel shaft of the internal grinding machine through the bolt, the lateral plane can prevent the grinding wheel shaft and the grinding wheel extension shaft from slipping when rotating relatively, the electroplating grinding wheel is arranged in the inner hole of the milling clamp, the milling clamp and the electroplating grinding wheel are arranged in the milling clamp mounting hole at the front end of the grinding wheel extension shaft together, finally, the electroplating grinding wheel is firmly locked in the milling clamp through the locking nut, and the internal grinding machine is started to realize workpiece small hole grinding.
Description
Technical Field
The utility model belongs to the technical field of, concretely relates to internal grinding machine connects major axis with emery wheel.
Background
When an internal grinding machine is used for grinding an inner hole, the power of a grinding head motor is transmitted to a grinding wheel through a grinding wheel shaft and a grinding wheel long shaft, a workpiece and the grinding wheel rotate in opposite directions to realize internal grinding, for example, M2110C is taken as an example, one end of the grinding wheel long shaft which is configured in an equipment standard is a 1:10 taper shank matched with an internal taper hole of the grinding head, the other end of the grinding wheel long shaft is an external thread or an internal thread, the external circle of the grinding wheel must be corrected after the internal hole of the grinding wheel is arranged on the grinding wheel shaft, then the grinding wheel can be normally; for a workpiece with an inner hole diameter smaller than 6mm, a small grinding wheel spindle 11 is manufactured as shown in figure 6 of the specification, one end of the small grinding wheel spindle is bonded with a grinding wheel 12, the other end of the small grinding wheel spindle is provided with an external thread connected with a screw hole of an existing grinding wheel long connecting shaft 10, due to the fact that the gap of threaded connection is large, the coaxiality error between the grinding wheel 12 and the existing grinding wheel long connecting shaft 10 is large, the outer circle of the grinding wheel still needs to be repaired, and when the grinding hole diameter is smaller than 3mm, inner hole grinding is difficult to.
SUMMERY OF THE UTILITY MODEL
Based on the above problem, an object of the utility model is to provide an internal grinding machine connects major axis with emery wheel.
In order to realize the above purpose, the utility model discloses a technical scheme be: the grinding wheel extension shaft for the internal grinding machine comprises a shaft body and a locking nut, wherein a milling chuck mounting hole is formed in the front end of the shaft body, and the locking nut is in threaded connection with the outer portion of the front end of the shaft body.
Specifically, the milling chuck mounting hole is a tapered hole with a cross-sectional area decreasing along the axis from the front end of the shaft body to the rear end of the shaft body.
Specifically, the rear end of the shaft body is embedded in the output end of the grinding wheel shaft of the internal grinding machine, the rear end of the shaft body is provided with an axial screw hole, and the shaft body and the grinding wheel shaft of the internal grinding machine are fixed through screws sequentially penetrating through the grinding wheel shaft of the internal grinding machine and the screw hole at the rear end of the shaft body.
Specifically, a milling chuck is installed in the milling chuck installation hole, an electroplating grinding wheel is installed in the milling chuck, and the milling chuck is fixed at the front end of the shaft body through a locking nut.
And symmetrical lateral planes are arranged on the outer side of the middle part of the shaft body, and the grinding wheel long shaft is rotated through the lateral planes to be installed with the screw.
When the electroplating clamp is used, the grinding wheel extension shaft is arranged on the grinding wheel shaft of the internal grinding machine through the bolt, the lateral plane can prevent the grinding wheel shaft and the grinding wheel extension shaft from slipping when rotating relatively, the electroplating grinding wheel is arranged in the inner hole of the milling clamp, the milling clamp and the electroplating grinding wheel are arranged in the milling clamp mounting hole at the front end of the grinding wheel extension shaft together, finally, the electroplating grinding wheel is firmly locked in the milling clamp through the locking nut, and the internal grinding machine is started to realize workpiece small hole grinding.
The utility model has the advantages that:
the utility model provides a long axle is connected to emery wheel for internal grinding machine, compare in prior art with the emery wheel bond in the grinding machine's little emery wheel axle in order to realize the grinding of work piece aperture, the utility model discloses connect the long axle with current emery wheel and improve, replace original bonding grinding wheel with electroplating emery wheel, mill the chuck mounting hole with being fit for the installation and replace the internal thread to through setting up lock nut in order to mill the chuck and install, use and put into the straight shank of electroplating emery wheel and mill chuck hole after, with lock nut locking emery wheel handle footpath, no longer need alignment or coping emery wheel excircle, direct grinding aperture, the utility model discloses remove emery wheel axle bond time and emery wheel trimming time from, the grinding machine improves at the quick-witted grinding efficiency, is applicable to the aperture grinding that the diameter is below 3 mm.
Drawings
Fig. 1 is a schematic view of a grinding wheel extension shaft for an internal grinding machine according to the present invention;
FIG. 2 is a sectional view of an embodiment of the grinding wheel attachment axis;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is a schematic view of the installation of the grinding wheel spindle in use according to the embodiment;
FIG. 5 is a schematic view of a plating grinding wheel used in the embodiment;
FIG. 6 is a prior art wheel mounting arrangement for use in small hole grinding;
the grinding wheel comprises a shaft body 1, a locking nut 2, an axial screw hole 3, a milling chuck mounting hole 4, a grinding wheel shaft 5, a screw 6, a milling chuck 7, an electroplating grinding wheel 8, a clamping section 81, a transition section 82, a grinding wheel section 83, a lateral plane 9, an existing grinding wheel extension shaft 10, a small grinding wheel shaft 11 and a grinding wheel 12.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Examples
As shown in fig. 1 to 3, the embodiment provides a grinding wheel spindle for an internal grinding machine, which includes a spindle body 1 and a lock nut 2, wherein an axial screw hole 3 is formed at the rear end of the spindle body 1, a milling chuck 7 mounting hole 4 is formed at the front end of the spindle body 1, the lock nut 3 is in threaded connection with the outside of the front end of the spindle body 1, and symmetrical lateral planes 9 are formed at the outer side of the middle part of the spindle body 1; the cross-sectional area of the mounting hole 4 of the milling chuck 7 is gradually reduced along the axis from the front end of the shaft body 1 to the rear end of the shaft body 1;
as shown in fig. 5, the electroplated grinding wheel 8 used in the present embodiment is a clamping section 81, a transition section 82, and a grinding wheel section 83 which are connected in sequence, and the electroplated grinding wheel 8 is mounted in the milling chuck 7 through the clamping section 81 and ground through the grinding wheel section 83.
Taking the grinding wheel long shaft provided by the embodiment as an example, the grinding wheel long shaft is used for grinding a 2mm small hole, the dimension parameter of the electroplated grinding wheel 8 is shown in fig. 5, and the milling chuck 7 is selected to be matched with the clamping section 81 of the electroplated grinding wheel 8; the grinding wheel spindle is installed as shown in fig. 4, the rear end of the spindle body 1 is embedded at the output end of the grinding wheel spindle 5 of the internal grinding machine, and the spindle body 1 and the grinding wheel spindle 5 of the internal grinding machine are fixed by sequentially penetrating through the grinding wheel spindle 5 and the axial screw hole 3 of the internal grinding machine through screws 6; a milling chuck 7 is arranged in the mounting hole 4 of the milling chuck 7, an electroplating grinding wheel 8 is arranged in the milling chuck 7, and the milling chuck 7 is fixed at the front end of the shaft body 1 by a locking nut 2; and starting the internal grinder, and driving the milling chuck 7 and the electroplating grinding wheel 8 to rotate by the grinding wheel connecting shaft so as to grind the small holes of the workpiece.
The above embodiments of the present invention are merely examples for illustrating the present invention and are not intended to limit the embodiments of the present invention. Variations and modifications in other variations will occur to those skilled in the art upon reading the foregoing description. Not all embodiments are exhaustive. All obvious changes or variations which are introduced by the technical solution of the present invention are still within the scope of the present invention.
Claims (6)
1. The grinding wheel extension shaft for the internal grinding machine is characterized by comprising a shaft body and a locking nut, wherein a milling chuck mounting hole is formed in the front end of the shaft body, and the locking nut is in threaded connection with the outer portion of the front end of the shaft body.
2. The grinding wheel extension shaft for an internal grinding machine according to claim 1, wherein the cartridge mounting hole is a tapered hole whose cross-sectional area decreases along the axis thereof in a direction from the front end of the shaft body toward the rear end of the shaft body.
3. The grinding wheel extension shaft for an internal grinding machine according to claim 1, wherein the rear end of the shaft body is fitted into the output end of the grinding wheel spindle of the internal grinding machine, and the shaft body is fixed to the grinding wheel spindle of the internal grinding machine by screws sequentially passing through the grinding wheel spindle of the internal grinding machine and the screw hole at the rear end of the shaft body.
4. The grinding wheel extension shaft for an internal grinding machine according to claim 1, wherein an axial screw hole is provided at a rear end of the shaft body.
5. The grinding wheel extension shaft for the internal grinding machine according to claim 1 or 2, wherein a milling chuck is installed in the milling chuck installation hole, an electroplated grinding wheel is installed in the milling chuck, and the milling chuck is fixed at the front end of the shaft body by the locking nut.
6. The grinding wheel extension shaft for an internal grinding machine according to claim 1, wherein a lateral flat surface is provided in the middle of the shaft body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920778987.8U CN210209719U (en) | 2019-05-28 | 2019-05-28 | Grinding wheel extension shaft for internal grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920778987.8U CN210209719U (en) | 2019-05-28 | 2019-05-28 | Grinding wheel extension shaft for internal grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210209719U true CN210209719U (en) | 2020-03-31 |
Family
ID=69928142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920778987.8U Active CN210209719U (en) | 2019-05-28 | 2019-05-28 | Grinding wheel extension shaft for internal grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210209719U (en) |
-
2019
- 2019-05-28 CN CN201920778987.8U patent/CN210209719U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210209719U (en) | Grinding wheel extension shaft for internal grinding machine | |
| CN105665764B (en) | A kind of torque handle of a knife tube clamp locking device | |
| CN210848371U (en) | Adjustable boring machine tool | |
| CN209698811U (en) | A kind of grinding wheel clamp holder fine motion clamping device | |
| CN215281160U (en) | Ultrasonic auxiliary grinding deep hole machining device | |
| CN210731664U (en) | Accurate alignment frock of square body hydro-cylinder clamping | |
| CN204248661U (en) | Quick change electric mill | |
| CN213531761U (en) | Worm gear box turning clamp | |
| CN213410355U (en) | Double-tip turning driving clamp | |
| CN214161637U (en) | Burring cutter arbor that floats | |
| CN210359298U (en) | Lathe workpiece alignment tool | |
| CN210451955U (en) | Boring and milling cutter knife rest | |
| CN209717119U (en) | A kind of smart car technological equipment | |
| CN207982328U (en) | For top before replacement heart carrier | |
| CN210024847U (en) | Polishing knife handle for mounting sponge sand | |
| CN209998899U (en) | cutter for upper and lower cambered surfaces of inner cavity of automobile differential | |
| CN205414450U (en) | Lathe moment of torsion handle of a knife | |
| CN214393770U (en) | Hole grinding device for disc-shaped gear shaving cutter | |
| CN201824223U (en) | Grinding wheel extension bar for universal tool grinder | |
| CN218254543U (en) | Grinding machine spindle connecting structure | |
| CN106670873B (en) | Process belt pulley race turning attachment | |
| CN210080750U (en) | Cutter bar structure of numerical control lathe | |
| CN221158735U (en) | Thermal shrinkage knife handle and combined knife | |
| CN210188720U (en) | High-efficient combination formula chamfer cutter | |
| CN211661671U (en) | Tool grinding machine with improved grinding wheel fixing mode |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |