CN211708845U - Centerless cylindrical grinder - Google Patents
Centerless cylindrical grinder Download PDFInfo
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- CN211708845U CN211708845U CN201922355308.9U CN201922355308U CN211708845U CN 211708845 U CN211708845 U CN 211708845U CN 201922355308 U CN201922355308 U CN 201922355308U CN 211708845 U CN211708845 U CN 211708845U
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Abstract
The utility model provides a centerless cylindrical grinder, which comprises a grinder body, a guide wheel mechanism, a guide wheel feeding mechanism, a grinding wheel feeding mechanism and a material supporting frame, the guide wheel feeding mechanism and the grinding wheel feeding mechanism are both arranged on the machine body, the guide wheel mechanism is arranged on the guide wheel feeding mechanism, the guide wheel feeding mechanism drives the guide wheel mechanism to perform feeding motion, the grinding wheel mechanism is arranged on the grinding wheel feeding mechanism, the grinding wheel feeding mechanism drives the grinding wheel mechanism to perform feeding motion, and also comprises a Y-axis driving mechanism and a trimming mechanism, the Y-axis driving mechanism is arranged on the machine body and positioned between the guide wheel feeding mechanism and the grinding wheel feeding mechanism, the trimming mechanism is installed on the Y-axis driving mechanism, the material supporting frame is installed on the trimming mechanism, and the Y-axis driving mechanism drives the trimming mechanism to drive the material supporting frame to move along the Y axis. The utility model discloses a finishing work is automatic, has reduced workman's intensity of labour effectively.
Description
Technical Field
The utility model relates to a grinding machine field specifically is a centerless cylindrical grinder.
Background
The centerless cylindrical grinding machine is a grinding machine which can grind without adopting an axis positioning mode of a workpiece, and mainly grinds the workpiece through the combined action of a grinding wheel mechanism, a guide wheel mechanism and a material supporting frame, wherein the grinding wheel mechanism has a grinding effect on the workpiece, the guide wheel mechanism has an effect of controlling the rotation of the workpiece to control the feed speed of the workpiece, the material supporting frame has a supporting effect on the workpiece, and the traditional centerless cylindrical grinding machine needs to manually operate two finishers respectively to finish the grinding wheel mechanism and the guide wheel mechanism, so that the labor intensity of workers is increased.
Disclosure of Invention
An object of the utility model is to provide a centerless cylindrical grinder to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a centerless cylindrical grinding machine, which comprises a machine body, a guide wheel mechanism, a guide wheel feeding mechanism, a grinding wheel feeding mechanism and a material supporting frame, the guide wheel feeding mechanism and the grinding wheel feeding mechanism are both arranged on the machine body, the guide wheel mechanism is arranged on the guide wheel feeding mechanism, the guide wheel feeding mechanism drives the guide wheel mechanism to perform feeding motion, the grinding wheel mechanism is arranged on the grinding wheel feeding mechanism, the grinding wheel feeding mechanism drives the grinding wheel mechanism to perform feeding motion, and also comprises a Y-axis driving mechanism and a trimming mechanism, the Y-axis driving mechanism is arranged on the machine body and positioned between the guide wheel feeding mechanism and the grinding wheel feeding mechanism, the trimming mechanism is installed on the Y-axis driving mechanism, the material supporting frame is installed on the trimming mechanism, and the Y-axis driving mechanism drives the trimming mechanism to drive the material supporting frame to move along the Y axis.
Further, the trimming mechanism comprises a trapezoid long strip block and a trimming module, the trapezoid long strip block is installed on the Y-axis driving mechanism, the material supporting frame and the trimming module are installed at the front end and the rear end of the trapezoid long strip block respectively, and the material supporting frame is higher than the trimming module.
Furthermore, a vertical plate of an integrated structure is arranged at the front end of the trapezoid long strip block, an L-shaped surface and an inclined surface are respectively arranged on two sides of the vertical plate along the X-axis direction, and the material supporting frame is installed on the vertical surface of the L-shaped surface.
Further, the material supporting frame comprises a base plate, a plurality of P-shaped blocks and a plurality of rollers, the base plate is parallelly installed on a vertical surface of an L-shaped surface, the P-shaped blocks are arranged on the base plate in a linear array mode along the Y-axis direction, the rollers are rotatably connected to the P-shaped blocks respectively, and the axial directions of the rollers are all parallel to the Y-axis direction.
Furthermore, the trimming module comprises a first driving module and a trimming grinding wheel, the trimming grinding wheel is sleeved outside the output end of the first driving module, and the first driving module drives the trimming grinding wheel to rotate.
Further, the first driving module comprises a first motor, a first hollow motor base, a first hollow rotating shaft seat and a first grinding wheel fixing shaft, the first motor is installed on the rear side of the motor base, an output shaft of the first motor is located in the first hollow motor base, a first hollow window is formed in the top surface of the first hollow motor base, the first hollow motor base is installed on the rear side of the first hollow rotating shaft seat, the first grinding wheel fixing shaft is rotatably connected with the first hollow rotating shaft seat, the rear end of the first grinding wheel fixing shaft is fixedly connected with the output shaft of the first motor, the first finishing grinding wheel is sleeved outside the front end of the first grinding wheel fixing shaft, and the first motor drives the first grinding wheel fixing shaft to drive the finishing grinding wheel.
Further, the guide wheel feeding mechanism drives the guide wheel mechanism to perform feeding motion along the X-axis direction.
Further, the guide wheel mechanism comprises a first base, a first guide wheel roller and a second driving module, two ends of the first guide wheel roller are rotatably connected with the first base, one end of the first guide wheel roller is provided with a first extending end extending out of the first base, the second driving module is installed on the first base, an output portion of the second driving module is fixedly connected with the first extending end, and the second driving module drives the first guide wheel roller to rotate.
Furthermore, the grinding wheel feeding mechanism is obliquely arranged on the machine body and drives the grinding wheel mechanism to do oblique feeding motion.
Further, the grinding wheel mechanism comprises a second base, a third driving module and a grinding wheel roller, two ends of the grinding wheel roller are rotatably connected with the second base, one end of the grinding wheel roller is provided with a second extending end extending out of the base of the grinding wheel roller, an output portion of the third driving module is fixedly connected with the second extending end, the third driving module is installed on the second base, and the third driving module drives the grinding wheel roller to rotate.
The utility model has the advantages that:
the trimming mechanism is started firstly, then the Y-axis driving mechanism drives the trimming mechanism to move along the Y-axis, in the process, the guide wheel mechanism and the grinding wheel mechanism respectively drive the guide wheel mechanism and the grinding wheel mechanism to contact with the trimming mechanism, the guide wheel mechanism and the grinding wheel mechanism are trimmed through the trimming mechanism, finally, the automation of the trimming work is realized, and the labor intensity of workers is effectively reduced.
Drawings
FIG. 1: a schematic top view of a centerless cylindrical grinding machine.
FIG. 2: a front view schematic diagram of a centerless cylindrical grinding machine.
FIG. 3: a three-dimensional schematic diagram of the assembly of a material supporting frame and a finishing mechanism of a centerless cylindrical grinding machine.
Detailed Description
The invention is further explained below with reference to the drawings:
referring to fig. 1, a centerless cylindrical grinder comprises a lathe bed 1, a guide wheel mechanism 2, a guide wheel feeding mechanism 3, the grinding wheel mechanism 4, the grinding wheel feeding mechanism 5 and the material supporting frame 6 are arranged on the lathe bed 1, the guide wheel mechanism 2 is arranged on the guide wheel feeding mechanism 3, the guide wheel feeding mechanism 3 drives the guide wheel mechanism 2 to perform feeding motion, the grinding wheel mechanism 4 is arranged on the grinding wheel feeding mechanism 5, the grinding wheel feeding mechanism 5 drives the grinding wheel mechanism 4 to perform feeding motion, the grinding wheel mechanism further comprises a Y axial driving mechanism 7 and a finishing mechanism 8, the Y axial driving mechanism 7 is arranged on the lathe bed 1 and is positioned between the guide wheel feeding mechanism 3 and the grinding wheel feeding mechanism 5, the finishing mechanism 8 is arranged on the Y axial driving mechanism 7, the material supporting frame 6 is arranged on the finishing mechanism 8, and the Y axial driving mechanism 7 drives the finishing mechanism 8 to drive the material supporting frame 6 to move along the Y axial direction.
Further, referring to fig. 1 and 3, the trimming mechanism 8 includes a trapezoid block long bar 81 and a trimming module, the trapezoid block long bar 81 is installed on the Y-axis driving mechanism 7, the material supporting frame 6 and the trimming module are respectively installed on the front end and the rear end of the trapezoid block long bar 81, and the material supporting frame 6 is higher than the trimming module.
Further, referring to fig. 3, an upright plate 811 with an integral structure is disposed at the front end of the trapezoid block long bar 81, an L-shaped surface 8111 and an inclined surface 8112 are respectively disposed on two sides of the upright plate 811 along the X axis, the material supporting frame 6 is mounted on the vertical surface of the L-shaped surface 8111, so as to relatively reduce the total occupied space after the material supporting frame 6 and the trapezoid block long bar 81 are assembled, and the inclined surface 8112 is used for avoiding interference between the grinding wheel mechanism 4 and the upright plate 811 when working.
Further, referring to fig. 3, the material supporting frame 6 includes a base plate 61, a plurality of P-shaped blocks 62 and a plurality of rollers 63, the base plate 61 is installed on a vertical surface of the L-shaped surface 8111 in parallel, the P-shaped blocks 62 are arranged on the base plate 61 in a linear array along the Y-axis, the rollers 63 are respectively rotatably connected to the P-shaped blocks 62, axes of the rollers 63 are coaxial, and axes of the rollers 63 are parallel to the Y-axis.
Further, there are a plurality of U-shaped counter bores that open side down in base plate 61 below along Y axial array, correspond a plurality of screw holes that have seted up in a plurality of U-shaped counter bores on riser 811, and a plurality of U-shaped counter bores and a plurality of screw hole are respectively through a plurality of bolted connection, realize the height-adjustable of base plate 61 through a plurality of U-shaped counter bores, convenient debugging.
Further, referring to fig. 3, the trimming module includes a first driving module 821 and a trimming grinding wheel 822, a diameter of the trimming grinding wheel 822 is greater than a sum of thicknesses of the material supporting mechanism 6 and the vertical plate along the X axis direction, the trimming grinding wheel 822 is sleeved outside an output end of the first driving module 821, and the first driving module 821 drives the trimming grinding wheel 822 to rotate.
Further, referring to fig. 3, the first driving module 821 includes a first motor 8211, a first hollow motor seat 8212, a first hollow rotating shaft seat 8213 and a first grinding wheel fixing shaft 8214, the first motor 8211 is installed at the rear side of the motor seat 232, an output shaft of the first motor 8211 is located in the first hollow motor seat 8212, a hollow window I is formed in the top surface of the first hollow motor seat 8212, the first hollow motor seat 8212 is installed at the rear side of the hollow rotating shaft seat 8213, the first grinding wheel fixing shaft 8214 is rotatably connected with the hollow rotating shaft seat 8213, a first bearing is arranged between the first grinding wheel fixing shaft 8214 and the hollow rotating shaft seat 8213, the rear end of the first grinding wheel fixing shaft 8214 is fixedly connected with the output shaft of the first motor 8211 through a first coupling, the dressing grinding wheel 822 is sleeved outside the front end of the first grinding wheel fixing shaft 8214, and the first grinding wheel fixing.
Further, the guide wheel feeding mechanism 3 drives the guide wheel mechanism 2 to perform feeding movement along the X-axis direction.
Further, referring to fig. 3, the guide wheel mechanism 2 includes a first base 21, a guide wheel roller 22 and a second driving module 23, two ends of the guide wheel roller 22 are rotatably connected to the first base 21, one end of the guide wheel roller 22 is provided with a first extending end extending out of the first base 21, the second driving module 23 is installed on the first base 21, an output portion of the second driving module 23 is fixedly connected to the first extending end, and when the guide wheel mechanism 2 works, the second driving module 23 drives the guide wheel roller 22 to rotate.
Further, the guide wheel roller 22 comprises a guide wheel fixing shaft and a guide wheel, the guide wheel is a hollow cylinder I, the guide wheel is sleeved outside the guide wheel fixing shaft, two ends of the guide wheel fixing shaft are rotatably connected with the first base 21, a second bearing is arranged between two ends of the guide wheel fixing shaft and the first base 21, and the first extending end is arranged at one end of the guide wheel fixing shaft.
Further, referring to fig. 2, the driving module two 23 includes a motor two 231, a motor base 232, a driving pulley 233, a timing belt 234 and a driven pulley 235, a through hole is formed in the motor base 232, the motor two 231 is mounted on the motor base 232, an output shaft of the motor two 231 penetrates through the through hole, the driving pulley 233 is sleeved outside the output shaft of the motor two 231, the driven pulley 235 is sleeved outside the first extending end of the guide pulley roller 22, and the motor two 231 drives the driving pulley 233 to drive the driven pulley 235 to drive the guide pulley roller 22 to rotate through the timing belt 234.
Further, a grinding wheel feeding mechanism 5 is obliquely arranged on the bed 1, and the grinding wheel feeding mechanism 5 drives the grinding wheel mechanism 4 to make oblique feeding motion.
Further, referring to fig. 2, the grinding wheel mechanism 4 includes a second base 41, a third driving module 42 and a grinding wheel roller 43, two ends of the grinding wheel roller 43 are rotatably connected to the second base 41, one end of the grinding wheel roller 43 is provided with a second extending end extending out of the base of the grinding wheel roller 43, an output portion of the third driving module 42 is fixedly connected to the second extending end, the third driving module 42 is installed on the second base 41, and when the grinding wheel mechanism 4 works, the third driving module 42 drives the grinding wheel roller 43 to rotate.
Further, the grinding wheel roller 43 comprises a second grinding wheel fixing shaft and a second grinding wheel, the second grinding wheel is a hollow cylinder, the grinding wheel is sleeved outside the second grinding wheel fixing shaft, two ends of the second grinding wheel fixing shaft are rotatably connected with the second base 41, a third bearing is arranged between two ends of the second grinding wheel fixing shaft and the second base 41, and the second extending end is arranged at one end of the second grinding wheel fixing shaft.
Further, the driving module three 42 is an electric spindle.
Further, the guide wheel feeding mechanism 3 comprises a base, a motor III, a hollow motor base II, a coupling II, a linear guide rail pair, a ball screw pair, a tailstock and a movable plate, wherein the linear guide rail pair is respectively arranged on two sides of the top of the base in parallel, the movable plate is arranged on the linear guide rail pair, the linear guide rail pair comprises a linear guide rail track and at least two linear guide rail slide blocks, the at least two linear guide rail slide blocks can be slidably connected on the linear guide rail track, the bottom surface of the movable plate is fixedly connected with the hollow base, the hollow base is sleeved outside a screw nut of the ball screw pair, one end of the ball screw pair is rotatably connected with the tailstock, the other end of the ball screw pair is rotatably connected with one side of the hollow motor base II and is positioned in the hollow motor base II, the other side of the hollow motor base II is fixedly connected with the motor III, an output shaft of the motor, the ball screw pair is connected with an output shaft of the motor III through a coupler II, the motor III drives the coupler II to drive the ball screw pair to rotate and transmit a screw nut of the ball screw pair, and the screw nut drives the hollow seat transmission movable plate to perform feed motion along the axis direction of the ball screw pair.
Further, the working principle of the grinding wheel feeding mechanism 5 and the Y-axis driving mechanism 7 is the same as that of the guide wheel feeding mechanism 3.
The utility model discloses a theory of operation:
the Y-axis driving mechanism 7 drives the long bar block 81 of the trapezoid block to drive the trimming module and the material supporting frame 6 to move along the Y-axis direction, so that the material supporting frame 6 moves to a position opposite to a guide wheel of the guide wheel mechanism 2, meanwhile, the guide wheel feeding mechanism 3 drives the guide wheel mechanism 2 to move towards a direction close to the material supporting frame 6 along the X-axis direction, meanwhile, the grinding wheel feeding mechanism 5 drives the grinding wheel mechanism 4 to move towards a direction close to the material supporting frame 6 along the inclined direction, a V-shaped placing area is formed among the guide wheel mechanism 2, the grinding wheel mechanism 4 and the material supporting frame 6, a workpiece is placed among the guide wheel mechanism 2, the grinding wheel mechanism 4 and the material supporting frame 6, and the guide wheel mechanism 2 and the grinding wheel mechanism.
The utility model discloses a maintain the working process:
firstly, the driving module I821 drives the dressing grinding wheel 822 to make continuous rotary motion, then the Y-axis driving mechanism 7 drives the trapezoid block long bar block 81 to drive the dressing module and the material supporting frame 6 to make movement along the Y-axis direction, in the process that the dressing module makes movement along the Y-axis direction, the guide wheel feeding mechanism 3 and the grinding wheel feeding mechanism 5 respectively drive the guide wheel mechanism 2 and the grinding wheel mechanism 3 to make intermittent or continuous contact with the dressing grinding wheel 822, and finally, the outer circumferential walls of the grinding wheel and the guide wheel are both ground and dressed into a structure which is adaptive to the shape of a workpiece by the dressing grinding wheel 822.
The above is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are all within the scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides a centerless cylindrical grinder, includes lathe bed, guide wheel mechanism, guide wheel feed mechanism, grinding wheel feed mechanism and holds in the palm the work or material rest, guide wheel feed mechanism and grinding wheel feed mechanism all install on the lathe bed, guide wheel mechanism installs on guide wheel feed mechanism, guide wheel feed mechanism drive guide wheel mechanism is feed motion, grinding wheel mechanism installs on grinding wheel feed mechanism, grinding wheel feed mechanism drive grinding wheel mechanism is feed motion, its characterized in that: the grinding wheel feeding mechanism is arranged on the machine body, the Y-axis driving mechanism is arranged between the guide wheel feeding mechanism and the grinding wheel feeding mechanism, the dressing mechanism is arranged on the Y-axis driving mechanism, the material supporting frame is arranged on the dressing mechanism, and the Y-axis driving mechanism drives the dressing mechanism to drive the material supporting frame to move along the Y axis.
2. The centerless cylindrical grinding machine of claim 1, wherein: the trimming mechanism comprises a trapezoid long strip block and a trimming module, the trapezoid long strip block is installed on the Y-axis driving mechanism, the material supporting frame and the trimming module are installed at the front end and the rear end of the trapezoid long strip block respectively, and the material supporting frame is higher than the trimming module.
3. The centerless cylindrical grinding machine of claim 2, wherein: the front end of the trapezoid long strip block is provided with a vertical plate of an integrated structure, the vertical plate is respectively provided with an L-shaped surface and an inclined surface along the two sides of the X-axis, and the material supporting frame is installed on the vertical surface of the L-shaped surface.
4. A centerless cylindrical grinding machine as defined in claim 3 wherein: the material supporting frame comprises a base plate, a plurality of P-shaped blocks and a plurality of rollers, the base plate is parallelly installed on a vertical surface of an L-shaped surface, the P-shaped blocks are arranged on the base plate in a linear array mode along the Y-axis direction, the rollers are rotatably connected to the P-shaped blocks respectively, and the axial directions of the rollers are all parallel to the Y-axis direction.
5. The centerless cylindrical grinding machine of claim 2, wherein: the trimming module comprises a first driving module and a trimming grinding wheel, the trimming grinding wheel is sleeved outside the output end of the first driving module, and the first driving module drives the trimming grinding wheel to rotate.
6. The centerless cylindrical grinding machine of claim 5, wherein: the first driving module comprises a first motor, a first hollow motor base, a first hollow rotating shaft seat and a first grinding wheel fixing shaft, the first motor is installed on the rear side of the motor base, an output shaft of the first motor is located in the first hollow motor base, a first hollow window is formed in the top surface of the first hollow motor base, the first hollow motor base is installed on the rear side of the first hollow rotating shaft seat, the first grinding wheel fixing shaft is rotatably connected with the first hollow rotating shaft seat, the rear end of the first grinding wheel fixing shaft is fixedly connected with the output shaft of the first motor, the first dressing grinding wheel is sleeved outside the front end of the first grinding wheel fixing shaft, and the first motor drives the first grinding wheel fixing shaft to drive the dressing.
7. The centerless cylindrical grinding machine of claim 1, wherein: and the guide wheel feeding mechanism drives the guide wheel mechanism to perform feeding motion along the X-axis direction.
8. The centerless cylindrical grinding machine of claim 1, wherein: the guide wheel mechanism comprises a first base, a first guide wheel roller and a second drive module, wherein two ends of the first guide wheel roller are rotatably connected with the first base, one end of the first guide wheel roller is provided with a first extending end extending out of the first base, the second drive module is installed on the first base, an output part of the second drive module is fixedly connected with the first extending end, and the second drive module drives the first guide wheel roller to rotate.
9. The centerless cylindrical grinding machine of claim 1, wherein: the grinding wheel feeding mechanism is obliquely arranged on the machine body and drives the grinding wheel mechanism to do oblique feeding motion.
10. The centerless cylindrical grinding machine of claim 1, wherein: the grinding wheel mechanism comprises a second base, a third driving module and a grinding wheel roller, wherein two ends of the grinding wheel roller are rotatably connected with the second base, one end of the grinding wheel roller is provided with a second extending end extending out of the grinding wheel roller base, an output part of the third driving module is fixedly connected with the second extending end, the third driving module is installed on the second base, and the third driving module drives the grinding wheel roller to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922355308.9U CN211708845U (en) | 2019-12-25 | 2019-12-25 | Centerless cylindrical grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922355308.9U CN211708845U (en) | 2019-12-25 | 2019-12-25 | Centerless cylindrical grinder |
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| Publication Number | Publication Date |
|---|---|
| CN211708845U true CN211708845U (en) | 2020-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922355308.9U Active CN211708845U (en) | 2019-12-25 | 2019-12-25 | Centerless cylindrical grinder |
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| Country | Link |
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| CN (1) | CN211708845U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112757066A (en) * | 2021-01-26 | 2021-05-07 | 豪特曼智能装备信阳有限公司 | Forming centerless cylindrical grinding machine |
-
2019
- 2019-12-25 CN CN201922355308.9U patent/CN211708845U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112757066A (en) * | 2021-01-26 | 2021-05-07 | 豪特曼智能装备信阳有限公司 | Forming centerless cylindrical grinding machine |
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Address after: 523000 Room 101, building 2, No. 10, Huanhu Road, Houjie Town, Dongguan City, Guangdong Province Patentee after: Guangdong Hotman Machine Tool Co.,Ltd. Address before: 523000 Room 101, building 2, No. 10, Huanhu Road, Houjie Town, Dongguan City, Guangdong Province Patentee before: GUANGDONG HAOTEMAN INTELLIGENT MACHINE Co.,Ltd. |