CN217800818U - Machine tool for machining screw shaft of electronic brake system - Google Patents
Machine tool for machining screw shaft of electronic brake system Download PDFInfo
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- CN217800818U CN217800818U CN202222149752.7U CN202222149752U CN217800818U CN 217800818 U CN217800818 U CN 217800818U CN 202222149752 U CN202222149752 U CN 202222149752U CN 217800818 U CN217800818 U CN 217800818U
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- grinding wheel
- brake system
- electronic brake
- machine tool
- screw shaft
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Abstract
The utility model discloses a lathe for processing of electronic brake system screw shaft, this lathe is exclusively used in the processing of electronic brake system screw shaft, in the course of working, treat the electronic brake system screw shaft work piece of processing through work piece main shaft and tailstock clamping, then the outer raceway grinding emery wheel and the external screw thread grinding emery wheel that loop through coaxial setting process are processed outer raceway and the external screw thread on the electronic brake system screw shaft, the pivot angle accessible emery wheel pivot angle device operation of the emery wheel main shaft in the course of working, a clamping process of processing the work piece can be treated to this lathe structure and combined machining technology, realize the demand that needs simultaneous processing raceway and external screw thread on the part, can show improvement machining efficiency to the processing of this kind of product, and improve the machining precision, this utility model is used for the mechanical manufacturing technical field.
Description
Technical Field
The utility model belongs to the technical field of the machine-building, more specifically, relate to a lathe that is used for electronic brake system screw axle to process.
Background
Most of the existing machine tools have single functions, particularly external thread grinding machines, and external thread grinding needs to ensure the finish and efficiency of external thread grinding, so that when the grinding linear velocity and the grinding torque reach certain numerical values, the external thread grinding wheel and the external thread grinding wheel spindle are made larger in overall dimension. Therefore, no matter what structure the external thread grinding machine is, the size of the external thread grinding machine is generally larger, so that the external thread grinding and other machining processes are less complex machine tools.
However, there are parts on the market that require external thread raceways and other features of the parts to ensure certain precision requirements, such as screw shafts of electronic brake systems with bearing support for the parts.
For the complex parts with multiple characteristics, the traditional processing technology is to separately process each processing part of the parts, and the fine processing and grinding processing are also to separately grind each part, so that the precision of the separately processed parts is ensured by means of certain repeated errors of tool positioning, worker experience and the like. In order to reduce errors caused by repeated clamping and ensure the precision of part processing, a grinding machine which combines external thread grinding and grinding of a bearing supporting position is always required.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a lathe for processing of electron braking system screw axle to accomplish the processing of electron braking system screw axle through a clamping, when improving machining efficiency, improve the machining precision of product.
According to the utility model discloses an embodiment of the first aspect provides a lathe that is used for electronic brake system screw shaft to process, including the lathe bed, be equipped with X that mutually perpendicular set up on the lathe bed to conduction mechanism and warp X is along X to the X axle slide of removal to conduction mechanism and Z is to conduction mechanism and warp Z is along Z to the Z axle slide of removal to conduction mechanism, be equipped with the work piece main shaft on the Z axle slide and can follow Z gliding tailstock on the Z axle slide, be equipped with grinding wheel spindle and drive on the X axle slide grinding wheel spindle carries out the emery wheel pivot angle device of pivot angle location, the axial of emery wheel pivot angle device is along X to perpendicular to Z to setting, be equipped with coaxial arrangement's external screw thread grinding emery wheel and outer raceway grinding wheel on the grinding wheel spindle, leave the clearance between external screw thread grinding emery wheel and outer raceway grinding wheel, the external diameter of external screw thread grinding emery wheel is greater than the external diameter of outer raceway grinding emery wheel.
According to the utility model discloses an embodiment of first aspect a lathe for processing of electron braking system lead screw axle, X includes to conduction mechanism along X on the lathe bed to parallel arrangement's two X to the guide rail, be equipped with on the X axle slide with X is to guide rail accordant connection's X to spout, two X has arranged X to lead screw and drive to between the guide rail X rotates with the drive to the lead screw the first driving motor that X axle slide removed.
According to the utility model discloses a lathe for processing of electron braking system screw shaft, Z is to conduction mechanism include along Z to parallel arrangement's two Z to guide rails on the lathe bed, be equipped with on the Z axle slide with Z to guide rail accordant connection's Z to spout, two Z has arranged Z to lead screw and drive between the Z to the guide rail Z rotates with the drive the second driving motor that Z axle slide removed.
According to the utility model discloses a lathe for processing of electron braking system screw shaft, be equipped with the second slide rail on the Z axle slide, the tailstock can be followed the second slide rail removes and is located the second slide rail.
According to the utility model discloses an embodiment of the first aspect the lathe that is used for electronic brake system screw shaft to process, lie in on the Z axle slide the side of work piece main shaft still is equipped with the axial and is on a parallel with the grinding wheel dresser of work piece main shaft, last external screw thread emery wheel finishing groove and the outer raceway emery wheel finishing groove that is equipped with coaxial setting of grinding wheel dresser.
According to the utility model discloses a lathe for electronic brake system screw shaft processing, leave the clearance between external screw thread emery wheel finishing groove and outer raceway emery wheel finishing groove, the outer terminal surface equal altitude setting in external screw thread emery wheel finishing groove and outer raceway emery wheel finishing groove.
According to the utility model discloses a lathe for processing of electron braking system screw shaft, the external diameter difference of external screw thread grinding wheel and outer raceway grinding wheel be less than the electronic braking system screw epaxial outer raceway's of waiting to process external diameter with the top external diameter difference of tailstock.
According to the utility model discloses a lathe for processing of electron braking system screw shaft, during the epaxial outer raceway of electron braking system screw that processing was treated in outer raceway grinding wheel grinding, external screw thread grinding wheel is located tailstock place side.
The utility model discloses a technical scheme has following advantage or one of beneficial effect at least among the above-mentioned technical scheme:
this a lathe for processing of electron brake system screw shaft is exclusively used in the processing of electron brake system screw shaft, in the course of working, treat the electronic brake system screw shaft work piece of processing through work piece main shaft and tailstock clamping, then loop through outer raceway grinding wheel and the external screw thread grinding wheel of coaxial setting and process electronic brake system screw epaxial outer raceway and external screw thread, the pivot angle accessible emery wheel pivot angle device operation of the emery wheel main shaft in the course of working, this lathe structure and combined machining technology can treat the clamping process of processing the work piece, realize the demand that needs simultaneous processing raceway and external screw thread on the part, can show improvement machining efficiency to the processing of this type of product, and improve the machining precision.
Drawings
The present invention will be further described with reference to the accompanying drawings and examples;
fig. 1 is a schematic overall structure diagram of a machine tool for machining a screw shaft of an electronic brake system according to an embodiment of the present invention;
FIG. 2 is a schematic view of the overall structure of the grinding wheel spindle used in the machine tool for processing the screw shaft of the electronic braking system according to the embodiment of the present invention;
fig. 3 is a schematic view of the mounting structure of the external thread grinding wheel and the external raceway grinding wheel on the grinding wheel spindle according to the embodiment of the present invention;
fig. 4 is a schematic view of a machine tool and a combined machining process for grinding external threads in an embodiment of the present invention;
fig. 5 is a schematic view of a state in which the machine tool and the combined machining process in the embodiment of the present invention are used for outer race grinding;
fig. 6 is a schematic view of a machine tool and a combined machining process for dressing an external thread grinding wheel according to an embodiment of the present invention;
fig. 7 is a schematic view of a state in which the machine tool and the combined machining process in the embodiment of the present invention are used for dressing an outer race grinding wheel.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first" and "second" may explicitly or implicitly include one or more features.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the term "connected" is to be interpreted broadly, and may be, for example, a fixed connection or a movable connection, a detachable connection or a non-detachable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other elements or indirectly connected through one or more other elements or in an interactive relationship between two elements.
The following disclosure provides many different embodiments or examples for implementing different aspects of the invention.
Referring to fig. 1 to 7, a machine tool for machining a threaded shaft of an electronic brake system is provided, which includes a machine tool body 100, the machine tool body 100 is provided with an X-direction conducting mechanism and an X-axis sliding plate 110 which move along an X direction through the X-direction conducting mechanism, which are arranged perpendicular to each other, and a Z-direction conducting mechanism and a Z-axis sliding plate 120 which moves along a Z direction through the Z-direction conducting mechanism, the Z-axis sliding plate 120 is provided with a workpiece spindle 121 and a tailstock 122 which can slide along the Z direction on the Z-axis sliding plate 120, the X-axis sliding plate 110 is provided with a grinding wheel spindle 111 and a grinding wheel swing angle device 112 which drives the grinding wheel spindle 111 to perform swing angle positioning, the grinding wheel swing angle device 112 is arranged along the X direction and perpendicular to the Z direction, the grinding wheel spindle 111 is provided with an external thread grinding wheel 113 and an external raceway grinding wheel 114 which are coaxially arranged, a gap is left between the external thread grinding wheel 113 and the external raceway grinding wheel 114, and an outer diameter of the external thread grinding wheel 113 is larger than an outer diameter of the external grinding raceway wheel 114.
According to the utility model discloses the embodiment of second aspect provides a combined machining technology for processing of electron braking system screw axle, including following step:
1) Clamping an electronic brake system screw shaft workpiece 200 to be processed through a workpiece spindle 121 and a tailstock 122, and positioning and mounting the workpiece;
2) Finishing the external thread grinding wheel 113 through an external thread grinding wheel finishing groove on the grinding wheel dresser, and finishing an external raceway grinding wheel 114 coaxially arranged with the external thread grinding wheel 113 through an external raceway grinding wheel finishing groove coaxially arranged with the external thread grinding wheel finishing groove;
3) Grinding an outer raceway on a lead screw shaft of the electronic brake system to be processed through an outer raceway grinding wheel 114;
4) And grinding the external thread on the screw shaft of the electronic brake system to be processed by the external thread grinding wheel 113.
This a lathe and combined machining technology for electronic brake system screw shaft processing are exclusively used in the processing of electronic brake system screw shaft, in the course of working, wait the processing electronic brake system screw shaft work piece 200 of clamping through work piece main shaft 121 and tailstock 122, then loop through outer raceway grinding emery wheel 114 and the external screw thread grinding emery wheel 113 of coaxial setting and process outer raceway and the external screw thread on the electronic brake system screw shaft, the pivot angle accessible emery wheel pivot angle device 112 operation of emery wheel main shaft 111 in the course of working, the once clamping process of work piece can be treated to this lathe structure and combined machining technology, realize the demand that needs simultaneously processing raceway and external screw thread on the part, can show improvement machining efficiency to the processing of this kind of product, and improve the machining precision.
The utility model discloses some of them embodiments, X is to conduction mechanism includes along X to two X guide rails of parallel arrangement on lathe bed 100, is equipped with the X that matches with X to the guide rail on the X axle slide 110 to the spout, has arranged X to the lead screw and drive X to the first driving motor 115 that the lead screw rotates in order to drive X axle slide 110 and remove to the lead screw between two X to the guide rail.
The utility model discloses some of them embodiments, Z is to conduction mechanism includes along two Z to guide rails of Z to parallel arrangement on lathe bed 100, is equipped with the Z to the spout with Z to guide rail accordant connection on the Z axle slide 120, has arranged Z to the lead screw and has driven Z to the second driving motor 123 that the lead screw rotated in order to drive Z axle slide 120 and remove to the lead screw between two Z to the guide rail.
The first driving motor 115 and the second driving motor 123 respectively provide power for the rotation of the X-direction lead screw and the Z-direction lead screw to drive the accurate movement positioning of the X-axis sliding plate 110 and the Z-axis sliding plate 120 in the X direction and the Z direction through the rotation of the first driving motor 115 and the second driving motor 123 respectively.
In some embodiments of the present invention, the Z-axis sliding plate 120 is provided with a second sliding rail 124, and the tailstock 122 can move along the second sliding rail 124 and is positioned on the second sliding rail 124.
In some embodiments of the present invention, the side of the Z-axis sliding plate 120 located on the workpiece spindle 121 is further provided with a grinding wheel dresser 125 axially parallel to the workpiece spindle 121, and the grinding wheel dresser 125 is provided with an external thread grinding wheel dressing groove 1251 and an external raceway grinding wheel dressing groove 1252 coaxially arranged.
The utility model discloses in some of them embodiments, leave the clearance between external screw thread emery wheel finishing groove 1251 and outer raceway emery wheel finishing groove 1252, external screw thread emery wheel finishing groove 1251 and outer raceway emery wheel finishing groove 1252's outer terminal surface wait to set up.
The external thread grinding wheel dressing groove 1251 and the outer raceway grinding wheel dressing groove 1252 are provided at intervals on the same wheel dresser 125, and the external thread grinding wheel 113 and the outer raceway grinding wheel 114 are provided at intervals on the same wheel spindle 111, are driven by the same wheel spindle 111, do not interfere with each other, and can further improve the precision of part processing by maintaining the coaxiality between the two.
In some embodiments of the present invention, the difference between the outer diameters of the external thread grinding wheel 113 and the outer raceway grinding wheel 114 is smaller than the difference between the outer diameter of the outer raceway on the screw shaft of the electronic brake system to be processed and the outer diameter of the tip of the tailstock 122.
In some embodiments of the present invention, when the outer race grinding wheel 114 grinds the outer race on the screw shaft of the electronic brake system to be processed, the external thread grinding wheel 113 is located at the side of the tailstock 122.
The arrangement can effectively avoid the interference between the external thread grinding wheel 113 and the external raceway grinding wheel 114 in the machining process and the interference between the external thread grinding wheel 113 and the external raceway grinding wheel 114 and the machine tool structure, and facilitates the respective dressing of the external thread grinding wheel 113 and the external raceway grinding wheel 114 by the external thread grinding wheel dressing groove 1251 and the external raceway grinding wheel dressing groove 1252 of the wheel dresser 125 in the machining process.
In some embodiments of the present invention, in the operation of step 3), the external thread grinding wheel 113 is located at the side of the tailstock 122, and the outer diameter of the coaxially disposed external race grinding wheel 114 is smaller than the outer diameter of the external thread grinding wheel 113.
The machine tool body 100 adopts a flat machine tool body structure, and an X-direction conducting mechanism and a Z-direction conducting mechanism are arranged on the machine tool body 100. The machine tool is provided with four numerical control coordinate axes of X/Z/A/C, and comprises a C axis of workpiece rotation, a grinding wheel spindle 111 and a grinding wheel swing angle device 112, wherein the grinding wheel swing angle device is arranged on a Z axis sliding plate 120 which moves back and forth, and both the workpiece spindle 121 and a grinding wheel dresser 125 are arranged on an X axis sliding plate 110 which moves left and right.
The external thread grinding wheel 113 and the outer raceway grinding wheel 114 are arranged on the aspect of grinding wheels, so that the external thread grinding and outer raceway grinding processes of the parts can be completed by clamping the complex parts at one time, the part processing precision is guaranteed, the overall processing efficiency is improved, and the management cost of a processing workshop is reduced.
The electronic brake system screw shaft part needs to grind external threads and an external raceway, is processed according to the traditional process, needs two machine tools (an external grinding machine and a thread grinding machine) to process, repeatedly loads and unloads loss precision, increases cost by carrying back and forth, and occupies space by a plurality of machine tools.
But use the utility model discloses a lathe only needs a numerical control screw thread compound grinding machine clamping to accomplish this part multichannel process machining requirement, has guaranteed the machining precision, has reduced the workshop cost, saves workshop space.
Aiming at parts with more complex characteristic procedures, the processing requirements of multiple procedures such as part external thread grinding and outer raceway grinding can be met only by once clamping of a numerical control thread and raceway composite grinding machine, the processing precision is guaranteed, the cost of a processing workshop is reduced, and the workshop space is saved. Two grinding wheels are arranged on one grinding wheel spindle 111 of the machine tool, so that the cost of the electric spindle of the machine tool is saved, and the space size of the machine tool is reduced.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (8)
1. The machine tool for machining the screw shaft of the electronic brake system is characterized by comprising a machine tool body, wherein an X-direction transmission mechanism, an X-axis sliding plate, a Z-direction transmission mechanism and a Z-axis sliding plate are arranged on the machine tool body and are perpendicular to each other, the X-axis sliding plate moves along the X direction through the X-direction transmission mechanism, the Z-axis transmission mechanism moves along the Z direction through the Z-direction transmission mechanism, a workpiece spindle and a tailstock capable of sliding on the Z-axis sliding plate along the Z direction are arranged on the Z-axis sliding plate, a grinding wheel spindle and a grinding wheel swing angle device driving the grinding wheel spindle to swing and position are arranged on the X-axis sliding plate, the axial direction of the grinding wheel swing angle device is perpendicular to the Z direction along the X direction, an external thread grinding wheel and an external raceway grinding wheel which are coaxially mounted are arranged on the grinding wheel spindle, a gap is reserved between the external thread grinding wheel and the external raceway grinding wheel, and the external diameter of the external thread grinding wheel is larger than the external diameter of the external raceway grinding wheel.
2. The machine tool for machining the screw shaft of the electronic brake system according to claim 1, wherein: the X-direction conducting mechanism comprises two X-direction guide rails which are arranged on the machine tool body in parallel along the X direction, an X-direction sliding groove matched and connected with the X-direction guide rails is arranged on the X-axis sliding plate, and an X-direction screw rod and a first driving motor for driving the X-direction screw rod to rotate so as to drive the X-axis sliding plate to move are arranged between the two X-direction guide rails.
3. The machine tool for machining the screw shaft of the electronic brake system according to claim 1, wherein: the Z-direction conducting mechanism comprises two Z-direction guide rails arranged in parallel along the Z direction on the machine tool body, a Z-direction sliding groove connected with the Z-direction guide rails in a matched mode is arranged on the Z-axis sliding plate, and a Z-direction screw rod and a second driving motor for driving the Z-direction screw rod to rotate so as to drive the Z-axis sliding plate to move are arranged between the two Z-direction guide rails.
4. The machine tool for machining the screw shaft of the electronic brake system according to claim 3, wherein: and the Z-axis sliding plate is provided with a second sliding rail, and the tailstock can move along the second sliding rail and is positioned on the second sliding rail.
5. The machine tool for machining the screw shaft of the electronic brake system according to claim 1, wherein: and a grinding wheel dresser which is axially parallel to the workpiece main shaft is further arranged on the Z-axis sliding plate and is positioned on the side surface of the workpiece main shaft, and an external thread grinding wheel dressing groove and an external raceway grinding wheel dressing groove which are coaxially arranged are formed in the grinding wheel dresser.
6. The machine tool for machining the screw shaft of the electronic brake system according to claim 5, wherein: a gap is reserved between the external thread grinding wheel trimming groove and the outer raceway grinding wheel trimming groove, and the outer end faces of the external thread grinding wheel trimming groove and the outer raceway grinding wheel trimming groove are arranged at the same height.
7. The machine tool for machining the screw shaft of the electronic brake system according to claim 5, wherein: and the difference between the outer diameters of the external thread grinding wheel and the outer raceway grinding wheel is smaller than the difference between the outer diameter of the outer raceway on the electronic brake system screw shaft to be processed and the outer diameter of the tip of the tailstock.
8. The machine tool for machining the screw shaft of the electronic brake system according to claim 7, wherein: and when the outer raceway grinding wheel grinds the outer raceway on the screw shaft of the electronic brake system to be processed, the external thread grinding wheel is positioned on the side of the tailstock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222149752.7U CN217800818U (en) | 2022-08-15 | 2022-08-15 | Machine tool for machining screw shaft of electronic brake system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222149752.7U CN217800818U (en) | 2022-08-15 | 2022-08-15 | Machine tool for machining screw shaft of electronic brake system |
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| Publication Number | Publication Date |
|---|---|
| CN217800818U true CN217800818U (en) | 2022-11-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222149752.7U Active CN217800818U (en) | 2022-08-15 | 2022-08-15 | Machine tool for machining screw shaft of electronic brake system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115464521A (en) * | 2022-08-15 | 2022-12-13 | 广州市敏嘉制造技术有限公司 | Machine tool for machining screw shaft of electronic brake system and composite machining process |
-
2022
- 2022-08-15 CN CN202222149752.7U patent/CN217800818U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115464521A (en) * | 2022-08-15 | 2022-12-13 | 广州市敏嘉制造技术有限公司 | Machine tool for machining screw shaft of electronic brake system and composite machining process |
| CN115464521B (en) * | 2022-08-15 | 2023-12-12 | 广州市敏嘉制造技术有限公司 | Machine tool for machining screw shaft of electronic brake system and compound machining process |
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