CN210968434U - Cylindrical part cylindrical grinding positioning support device - Google Patents
Cylindrical part cylindrical grinding positioning support device Download PDFInfo
- Publication number
- CN210968434U CN210968434U CN201921967561.3U CN201921967561U CN210968434U CN 210968434 U CN210968434 U CN 210968434U CN 201921967561 U CN201921967561 U CN 201921967561U CN 210968434 U CN210968434 U CN 210968434U
- Authority
- CN
- China
- Prior art keywords
- guide wheel
- supporting
- electromagnetic coil
- positioning
- supporting piece
- 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
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The utility model discloses a positioning and supporting device for grinding the excircle of a cylindrical part, belonging to the technical field of machining equipment; the electromagnetic coil guide wheel assembly comprises a connecting disc, an electromagnetic coil, a guide wheel assembly, a supporting piece and a supporting plate; one end of the connecting disc is connected with the motor shaft through a coupler, and the other end of the connecting disc is fixedly connected with the electromagnetic coil; the guide wheel assemblies are arranged at two ends of the supporting piece respectively, each guide wheel assembly comprises a core shaft, a guide wheel and a nut, one end of each core shaft is fixedly connected to the supporting piece, and the other end of each core shaft is connected with the guide wheel; the number of the supporting plates is two, one end of each supporting plate is used for connecting the supporting piece, and the other end of each supporting plate is used for connecting and fixing the supporting piece on the machine tool; the utility model discloses a fixed and guide pulley supported locate mode of magnetic force, not only install simple structure, the location is supported conveniently, need not clip the work piece moreover, so do not have clamping pressure, avoided the work piece to warp, guaranteed the clamping positioning accuracy of work piece.
Description
Technical Field
The utility model relates to a cylindrical part excircle abrasive machining's location strutting arrangement belongs to machining equipment technical field.
Background
The cylindrical parts comprise cylindrical rollers, optical axes, bearing outer rings and other parts, and have wide application in the fields of bearings, automobile parts, machine tool parts and the like. At present, the cylindrical part is positioned and clamped in a positioning and supporting mode of cylindrical grinding processing by adopting a center hole or a three-jaw chuck. The mode of the center hole can only be used for clamping solid cylindrical parts of which the end surfaces of the shaft are unimportant, and the mode of propping the two ends also easily causes the bending deformation of the workpiece, so that the grinding allowance of the workpiece is uneven, and the grinding precision is reduced; the positioning and clamping mode of clamping one end of a workpiece by using a three-jaw chuck or other special clamps is easy to damage the surface shape of the workpiece if the clamping force is too large, and is unstable if the clamping force is too small, and the clamping mode cannot completely grind the outer circle surface of the workpiece at one time.
In conclusion, the analysis shows that the traditional cylindrical grinding positioning and supporting device for cylindrical parts exists: clamping pressure, clamping deformation, low processing precision and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: aiming at the problems, the cylindrical part grinding, processing and positioning support device capable of avoiding clamping stress and deformation is provided, and the device is simple in structure, quick, accurate, stable and reliable in clamping and positioning and high in positioning precision.
The utility model adopts the technical scheme as follows:
a positioning and supporting device for cylindrical part cylindrical grinding comprises a connecting disc, an electromagnetic coil, a guide wheel assembly, a supporting piece and a supporting plate; one end of the connecting disc is connected with the motor shaft through a coupler, and the other end of the connecting disc connects and fixes the electromagnetic coil through a bolt and a nut; the guide wheel assemblies are arranged at two ends of the supporting piece respectively; the supporting plates are two in number, one end of each supporting plate is used for being connected with the supporting piece, and the other end of each supporting plate is used for being connected and fixed on the machine tool.
Preferably, the section of the connecting disc is T-shaped, and the small end face is connected with the motor shaft through a coupler; the large end face is provided with a through hole for connecting the electromagnetic coil.
Preferably, the electromagnetic coil is provided with a countersunk through hole for matching with a through hole on the large end face of the connecting disc so as to be conveniently connected and fixed by a bolt and a nut, and the electromagnetic coil can absorb the end face of a ground workpiece to play roles of axial positioning and restraint.
Preferably, the supporting member is arc-shaped, four threaded through holes are distributed on the arc surface, two threaded holes in the middle are used for connecting the fixed supporting plate, two threaded holes close to the end surface are used for connecting the guide wheel assembly, and the included angle between the threaded holes on the two end surfaces and the arc center connecting line of the supporting member is larger than 90 degrees and smaller than 180 degrees.
Preferably, the backup pad is "the line of the crack" style of calligraphy, and the upper end has a through-hole to be used for connecting support piece, and four through-holes of even distribution on the lower terminal surface are used for connecting fixedly on the lathe.
Preferably, the guide wheel assembly comprises a mandrel, a guide wheel and a nut; the mandrel is provided with a shaft shoulder, one side of the shaft shoulder is used for positioning the end face of the supporting piece, a shaft on the side of the mandrel is provided with threads which are used for matching with threaded holes on the supporting piece, and the mandrel is fixed on the supporting piece through a nut; the other side of the shaft shoulder is used for positioning the guide wheel, a shaft matched with the guide wheel is an optical shaft, and the end part of the optical shaft is provided with threads for restraining the guide wheel in an optical shaft section by a nut, and the guide wheel can rotate around the core shaft and is not locked by the nut.
The utility model discloses in, during the use, with solenoid circular telegram, make it produce magnetic force, will be held by processing cylinder work piece terminal surface, accomplish its axial positioning and restraint, cylinder work piece outer face of cylinder and the contact of the outer face of cylinder of two guide pulleys have a contained angle between two guide pulleys in addition to guaranteed the radial positioning and the restraint of work piece, finally accomplished the location and the support of cylinder work piece.
The utility model discloses a to the excircle abrasive machining of cylinder part, adopt the fixed positioning mode who supports with the guide pulley of magnetic force, not only install simple structure, the location is supported conveniently, need not clip the work piece moreover, so do not have clamping pressure, avoided the work piece to warp, guaranteed the clamping positioning accuracy of work piece.
Drawings
FIG. 1 is a schematic structural view of a cylindrical part cylindrical grinding positioning support device;
FIG. 2 is a partial sectional view of the cylindrical part cylindrical grinding positioning support device;
FIG. 3 is a front view of the cylindrical part cylindrical grinding positioning support device.
In the figure: the device comprises a connecting disc 1, an electromagnetic coil 2, an excircle workpiece 3, a guide wheel assembly 4, a support member 5 and a support plate 6; 7 guide wheels, 8 nuts, 9 mandrels and 10 bolts.
Detailed Description
The following description will explain embodiments of the present invention in detail with reference to the accompanying drawings 1-3.
A cylindrical part cylindrical grinding positioning and supporting device comprises a connecting disc 1, an electromagnetic coil 2, a guide wheel assembly 4, a supporting piece 5 and a supporting plate 6. One end of the connecting disc 1 is connected with the motor shaft through a coupler, and the other end of the connecting disc connects and fixes the electromagnetic coil 2 through a bolt 10 and a nut; two sets of guide wheel assemblies 4 are respectively arranged at two ends of the supporting piece 5; the number of the supporting plates 6 is two, one end of each supporting plate is used for being connected with the supporting piece 5, and the other end of each supporting plate is used for being connected and fixed on the machine tool.
In the above embodiment, the section of the connecting disc 1 is "T" shaped, and the small end surface is connected with the motor shaft through the coupling; four through holes are uniformly formed in the large end face and are used for connecting the electromagnetic coil 2; four countersunk through holes are uniformly formed in the electromagnetic coil 2 and are used for being matched with the through holes in the large end face of the connecting disc 1 so as to be connected and fixed by bolts 10 and nuts, and the electromagnetic coil 2 can suck the end face of the ground workpiece 3 to play roles of axial positioning and restraint; the supporting piece 5 is arc-shaped, four threaded through holes are distributed on the arc surface, two threaded holes in the middle are used for connecting and fixing the supporting plate 6, two threaded holes close to the end surface are used for connecting the guide wheel assembly 4, and the included angle theta between the threaded holes on the two end surfaces and the arc center connecting line of the supporting piece 5 is larger than 90 degrees and smaller than 180 degrees; the supporting plate 6 is in a shape of a line, the upper end of the supporting plate is provided with a through hole for connecting the supporting piece 5, and the lower end surface of the supporting plate is uniformly provided with four through holes for connecting and fixing the supporting plate on the machine tool; wheel assembly 4 comprises a spindle 9, a guide wheel 7 and a nut 8. A shaft shoulder is arranged on the mandrel 9, one side of the shaft shoulder is used for positioning the end face of the support piece 5, a shaft on the side of the mandrel 9 is provided with threads which are used for matching with threaded holes on the support piece 5, and the mandrel is fixed on the support piece 5 through nuts; the other side of the shaft shoulder is used for positioning the guide wheel 7, the shaft of the part matched with the guide wheel 7 is an optical axis, and the end part of the optical axis is provided with threads for the nut 8 to restrain the guide wheel 7 in the optical axis section, and the guide wheel 7 can rotate around the core shaft 9 and is not locked by the nut 8.
When the utility model is used, the electromagnetic coil 2 is electrified to generate magnetic force, the end face of the processed cylindrical workpiece 3 is sucked, the axial positioning and restraint of the processed cylindrical workpiece are completed, in addition, the outer cylindrical surface of the cylindrical workpiece 3 is contacted with the outer cylindrical surfaces of the two guide wheels 7, and an included angle exists between the two guide wheels 7, so that the radial positioning and restraint of the workpiece 3 are ensured, and the positioning and the support of the cylindrical workpiece 3 are finally completed; and starting a motor to drive the connecting disc 1 to rotate, then sequentially driving the electromagnetic coil 2 and the cylindrical workpiece 3 to do rotary motion, and finally grinding by using a grinding wheel to finish the grinding processing of the workpiece. The utility model discloses a to the excircle abrasive machining of cylinder part, adopt the fixed positioning mode who supports with the guide pulley of magnetic force, not only install simple structure, the location is supported conveniently, need not clip the work piece moreover, so do not have clamping pressure, avoided the work piece to warp, guaranteed the clamping positioning accuracy of work piece.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a cylindrical part cylindrical grinding location strutting arrangement which characterized in that: the electromagnetic coil guide wheel assembly comprises a connecting disc (1), an electromagnetic coil (2), a guide wheel assembly (4), a supporting piece (5) and a supporting plate (6); one end of the connecting disc (1) is connected with the motor shaft through a coupler, and the other end of the connecting disc connects and fixes the electromagnetic coil (2) through a bolt and a nut; the guide wheel assemblies (4) are arranged in two sets and are respectively arranged at two ends of the supporting piece (5); the number of the supporting plates (6) is two, one end of each supporting plate is used for being connected with the supporting piece (5), and the other end of each supporting plate is used for being connected and fixed on the machine tool.
2. The cylindrical part cylindrical grinding positioning and supporting device according to claim 1, characterized in that: the section of the connecting disc (1) is T-shaped, and the small end face is connected with a motor shaft through a coupler; the large end face is provided with a through hole for connecting the electromagnetic coil (2).
3. The cylindrical part cylindrical grinding positioning and supporting device according to claim 1, characterized in that: the electromagnetic coil (2) is provided with a countersunk through hole for matching with a through hole on the large end face of the connecting disc (1) so as to be fixedly connected by a bolt and a nut, and the electromagnetic coil (2) can absorb the end face of the ground workpiece (3) to play roles of axial positioning and restraint.
4. The cylindrical part cylindrical grinding positioning and supporting device according to claim 1, characterized in that: the supporting piece (5) is arc-shaped, four threaded through holes are distributed on the arc surface, two threaded holes in the middle are used for connecting the fixed supporting plate (6), two threaded holes close to the end surface are used for connecting the guide wheel assembly (4), and the included angle between the threaded holes of the two end surfaces and the arc center connecting line of the supporting piece (5) is larger than 90 degrees and smaller than 180 degrees.
5. The cylindrical part cylindrical grinding positioning and supporting device according to claim 1, characterized in that: the supporting plate (6) is in a shape like a line, a through hole is formed in the upper end of the supporting plate and used for being connected with the supporting piece (5), and four through holes are evenly distributed in the lower end face and used for being connected and fixed on the machine tool.
6. The cylindrical part cylindrical grinding positioning and supporting device according to claim 1, characterized in that: the guide wheel assembly (4) comprises a mandrel (9), a guide wheel (7) and a nut (8); a shaft shoulder is arranged on the mandrel (9), one side of the shaft shoulder is used for positioning the end face of the supporting piece (5), a shaft on the side of the mandrel (9) is provided with a thread which is used for matching with a threaded hole on the supporting piece (5), and the mandrel is fixed on the supporting piece (5) through a nut; the other side of the shaft shoulder is used for positioning the guide wheel (7), the shaft of the part matched with the guide wheel (7) is an optical axis, the end part of the optical axis is provided with threads, the guide wheel (7) is restrained in an optical axis section by a nut (8), and the guide wheel (7) can rotate around a core shaft (9) and is not locked by the nut (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921967561.3U CN210968434U (en) | 2019-11-14 | 2019-11-14 | Cylindrical part cylindrical grinding positioning support device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921967561.3U CN210968434U (en) | 2019-11-14 | 2019-11-14 | Cylindrical part cylindrical grinding positioning support device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210968434U true CN210968434U (en) | 2020-07-10 |
Family
ID=71444540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921967561.3U Active CN210968434U (en) | 2019-11-14 | 2019-11-14 | Cylindrical part cylindrical grinding positioning support device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210968434U (en) |
-
2019
- 2019-11-14 CN CN201921967561.3U patent/CN210968434U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211540846U (en) | Supporting structure of electromagnetic centerless fixture | |
| CN205165941U (en) | Internal stay anchor clamps | |
| CN203305001U (en) | Cylindrical grinding machine clamping mechanism | |
| CN210968434U (en) | Cylindrical part cylindrical grinding positioning support device | |
| CN205520794U (en) | A positioning and clamping device that is used for grinding of axle type part hole | |
| CN111421465B (en) | Special-shaped part clamp | |
| CN109531304B (en) | Clamping tool capable of realizing polishing and grinding of crank neck of large-sized crankshaft and polishing and grinding method using clamping tool | |
| CN110340706B (en) | Eccentric shaft turning clamp device and machining method | |
| CN204954619U (en) | Bearing inner race cylindrical grinding fixture device | |
| CN114227418A (en) | Small circular sleeve end face grinding surface grinding machine fixture | |
| CN205218705U (en) | A be not in mood for grinder dress for producing carbide sclausura disk class product | |
| CN104400634A (en) | Device and method for grinding end face of thin-walled bearing | |
| CN213646971U (en) | Chamfering equipment for large-diameter pipe | |
| CN204413850U (en) | A kind of axial workpiece grinding cylindrical fixture | |
| CN205415300U (en) | Eccentric shaft grinding fixture | |
| CN114043328A (en) | Automatic high-efficient production facility of shape chain round pin axle wire rod of preapring for an unfavorable turn of events | |
| CN205799122U (en) | Precision rotating kinematic pair | |
| CN212122889U (en) | Combined magnetic pole for grinding medium and large bearing | |
| CN221604149U (en) | Tool for clamping spinning machine crankshaft | |
| CN220740577U (en) | Device for grinding wheel | |
| CN219542344U (en) | Clamp for main speed reducer shell of rear axle of heavy truck | |
| CN221018995U (en) | RV reduction gear planetary gear static pressure gear grinding frock | |
| CN204819003U (en) | A grinding machine for eccentric part of grinding | |
| CN219152494U (en) | High-precision shaft part polishing equipment | |
| CN215510450U (en) | Burnishing machine and tiger head tool row connecting device for rotor lathe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |