CN108994227B - Pattern spline rolling seat - Google Patents
Pattern spline rolling seat Download PDFInfo
- Publication number
- CN108994227B CN108994227B CN201811054945.6A CN201811054945A CN108994227B CN 108994227 B CN108994227 B CN 108994227B CN 201811054945 A CN201811054945 A CN 201811054945A CN 108994227 B CN108994227 B CN 108994227B
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- Prior art keywords
- wheel
- rolling wheel
- rolling
- eccentric shaft
- parallel
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- 238000005096 rolling process Methods 0.000 title claims abstract description 114
- 230000007704 transition Effects 0.000 claims description 5
- 230000004323 axial length Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000003754 machining Methods 0.000 abstract description 8
- 230000009286 beneficial effect Effects 0.000 description 20
- 238000000034 method Methods 0.000 description 12
- 238000012545 processing Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 8
- 238000010862 gear shaping Methods 0.000 description 7
- 230000006872 improvement Effects 0.000 description 7
- 230000008859 change Effects 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000013519 translation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H5/00—Making gear wheels, racks, spline shafts or worms
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing And Processing Devices For Dough (AREA)
- Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
Abstract
The invention discloses a pattern spline rolling seat, which comprises a body block, wherein the bottom of the body block is provided with a dovetail block; the rolling wheel is assembled and connected with the body block through an eccentric shaft, the eccentric shaft is parallel to and is not overlapped with the self axis of the rolling wheel, the rolling wheel is provided with a rotation degree of freedom around the self axis and a revolution degree of freedom around the eccentric shaft, the eccentric shaft is provided with a locking device with the body block, and the circumferential surface of the rolling wheel is provided with saw teeth; the supporting wheel is connected with the body block in an assembling way, and the self axis of the supporting wheel is parallel to the self axis of the rolling wheel. The supporting wheel comprises a first wheel disc and a second wheel disc which are arranged in parallel. The invention reduces the equipment cost, improves the machining precision of the pattern spline, is suitable for machining parts with different thicknesses, and is convenient for axial adjustment of a rolling area.
Description
Technical Field
The invention relates to the field of pattern spline processing equipment, in particular to a pattern spline rolling seat.
Background
The rolling of the pattern and the spline is always processed by adopting a special machine tool, and the special rolling machine tool processes the pattern and the spline by utilizing two forming rollers, a special hob for a special gear hobbing machine tool and a special gear shaping cutter for a special gear shaping machine tool. The special machine tool has large volume, and when knurling and spline are performed, the part is turned into a semi-finished product and then rolled, hobbing or gear shaping is performed, so that the shape and position errors and deformation of the part are easy to cause and cannot be controlled. The problem that the number of times of part circulation becomes more is caused when the process is processed in batch processing, the machine tool type is multiple, the management and maintenance cost is high, the quality is uncontrollable easily caused by the multiple processes of the number of times of part circulation, and the production cost cannot be reduced.
Disclosure of Invention
The invention aims to solve the problems of providing the pattern spline rolling seat, reducing equipment cost, improving the machining precision of pattern splines, being suitable for machining parts with different thicknesses and being convenient for axial adjustment of rolling areas.
In order to solve the problems, the invention provides a pattern spline rolling seat, and in order to achieve the purposes, the technical scheme adopted by the invention for solving the technical problems is as follows:
the spline rolling seat of decorative pattern its characterized in that includes: the bottom of the body block is provided with a dovetail block; the rolling wheel is assembled and connected with the body block through an eccentric shaft, the eccentric shaft is parallel to and is not overlapped with the self axis of the rolling wheel, the rolling wheel is provided with a rotation degree of freedom around the self axis and a revolution degree of freedom around the eccentric shaft, the eccentric shaft is provided with a locking device with the body block, and the circumferential surface of the rolling wheel is provided with saw teeth; the supporting wheel is connected with the body block in an assembling way, and the self axis of the supporting wheel is parallel to the self axis of the rolling wheel.
The beneficial effects of adopting above-mentioned technical scheme are:
In order to solve the uncontrollable problem of separate process in the pattern and spline processing process, the pattern spline rolling seat is directly arranged on a dovetail groove on a turning machine tool through a dovetail block, so that the pattern spline rolling seat has the freedom degree of reciprocating translation, the processing procedure and circulation times are reduced, and the processing precision is ensured.
The pattern spline rolling seat replaces the functions of part of pattern spline rolling machine tools, gear hobbing machine tools and gear shaping machine tools, reduces the rolling machine tools, the gear hobbing machine tools and the gear shaping machine tools into a seat body, is arranged on a turning machine tool, only needs a machining procedure completed by one machine tool, and reduces the equipment cost.
The pattern spline rolling seat can be arranged on a turret type lathe rotary cutter tower, a longitudinal cutting lathe cutter row, a cutter arranging lathe cutter rest, a special lathe turning machine tool and the like, and is fixedly clamped by a tool on various types of machine tools, fed along the X-axis and Y-axis directions on a horizontal plane and processed.
The eccentric shaft can change the space position of the rolling wheel, change the distance between the rolling wheel and the supporting wheel, and adapt to parts with different sizes.
The pattern spline rolling seat can customize the length and the pitch of the knurled area according to the size requirement of the part, and the machining range is wide. The sawtooth on the rolling wheel presses the decorative pattern on the part, and the supporting wheel plays the effect of backing to the support to the part, guarantees that the part rotates in processing, guarantees simultaneously to bear the extrusion force that increases between rolling wheel and the part.
As a further improvement of the invention, the supporting wheel comprises a first wheel disc and a second wheel disc which are arranged in parallel, a circumferential groove is formed between the first wheel disc and the second wheel disc, and the axial length of the circumferential groove is larger than the thickness of the rolling wheel.
The beneficial effects of adopting above-mentioned technical scheme are: the first wheel disc, the second wheel disc, the rolling wheel and the part to be rolled are in three-position contact, and the contact positions are different on a plane perpendicular to the axis of the rolling wheel, so that the swing of the part to be rolled can be limited to a certain extent, and the accuracy of rolling operation is ensured. The rolling wheel can even enter the circumferential groove, and further gives room for position adjustment of the rolling wheel.
As a further improvement of the invention, the top of the body block is provided with four vertical arms extending upwards, two shaft ends of the rolling wheel and the supporting wheel are respectively connected with two adjacent vertical arms, the self axes of the rolling wheel and the supporting wheel are parallel to the horizontal plane, and a concave arc opening is formed between the vertical arm connected with the rolling wheel and the vertical arm connected with the supporting wheel.
The beneficial effects of adopting above-mentioned technical scheme are: the vertical arms provide fixed positions for the two shaft ends of the rolling wheel and the supporting wheel, and the space between the vertical arms also gives up space for rotation and position adjustment for the rolling wheel and the supporting wheel. The concave arc opening also gives off the space for placing the part to be rolled, the concave arc opening also cancels the stress concentration part of the root part of the vertical arm, and when the rolling wheel and the supporting wheel work, the corresponding vertical arm transfers repulsive force to the adjacent vertical arm, and the concave arc opening ensures that the root part of the vertical arm has enough structural strength.
As a further development of the invention, the shaft ends of the rolling wheels are connected to the shaft ends of the eccentric shafts by means of planar bearings.
The beneficial effects of adopting above-mentioned technical scheme are: the plane bearing does not limit the relative rotation freedom degree between the rolling wheel and the eccentric shaft, but can bear larger axial acting force, so that the rotation resistance of the rolling wheel can not be increased after the locking device locks the eccentric shaft.
As a further improvement of the invention, the locking device is a socket head cap screw.
The beneficial effects of adopting above-mentioned technical scheme are: the inner hexagon bolt is convenient to adjust by an inner hexagon spanner, and the inner hexagon bolt is driven to finely adjust and rotate.
As a further improvement of the invention, the hexagon socket screw is provided with a radial pointer line, and the vertical arm fixed by the hexagon socket screw is provided with an angle gauge.
The beneficial effects of adopting above-mentioned technical scheme are: the pointer line and the angle gauge are convenient to display the rotation angle of the inner hexagon bolt, and accurate control of the rolling wheel position is facilitated.
As a further improvement of the invention, the vertical arm is provided with a slot, the slot is contacted with the assembly holes of the supporting wheel and the rolling wheel on the vertical arm, and the vertical arm is provided with a fastening bolt vertically penetrating through the slot.
The beneficial effects of adopting above-mentioned technical scheme are: the slit is convenient for the rolling wheel and the supporting wheel to be replaced from the body block. The fastening bolt can apply elastic deformation to the vertical arm when in fastening, reduces the width of the cutting seam, and clamps and fixes the shaft ends of the rolling wheel and the supporting wheel.
As a further development of the invention, the support wheel is also connected to the vertical arm via an eccentric shaft with a hexagon socket screw.
The beneficial effects of adopting above-mentioned technical scheme are: the supporting wheel also has the capacity of adjusting the space position, is matched with the rolling wheel for use, and increases the adjusting range of the distance and the position between the supporting wheel and the rolling wheel so as to adapt to the parts to be rolled with larger diameter range.
As a further improvement of the invention, the length direction of the dovetail block is parallel to the axes of the rolling wheel and the supporting wheel.
The beneficial effects of adopting above-mentioned technical scheme are: the sliding direction of the main body block along the dovetail block is parallel to the axes of the rolling wheel and the supporting wheel, and different areas of the shaft lever type part can be rolled quickly.
As a further improvement of the invention, the extending direction of the saw teeth is parallel to the axis of the rolling wheel, and the saw teeth are in transition with the shaft ends of the rolling wheel through chamfer angles.
The beneficial effects of adopting above-mentioned technical scheme are: the chamfer transition makes the both ends of sawtooth be difficult for damaging under powerful extrusion force.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a perspective view of one embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of an embodiment of the present invention at A;
FIG. 3 is a front view of an embodiment of the present invention;
Fig. 4 is a front view of an embodiment of the present invention.
1-A body block; 1 a-a vertical arm; 2-supporting wheels; 2 a-a first wheel disc; 2 b-a second wheel disc; 3-positioning sleeves; 4-rolling wheels; 4 a-serrations; 4 b-chamfering; 5-an eccentric shaft; 6-a dovetail block; 7-inner hexagon bolts; 8-an angle ruler; 9-turning identification; 10-pointer lines; 11-circumferential grooves; 12-concave circular arc opening; 13-plane bearing; 14-slotting; 15-fastening bolts.
Detailed Description
The following describes the present invention in further detail with reference to specific examples:
In order to achieve the object of the present invention, a patterned spline roll stand is characterized by comprising: a body block 1 having a dovetail block 6 at the bottom thereof; the rolling wheel 4 is assembled and connected with the body block 1 through an eccentric shaft 5, the eccentric shaft 5 is parallel to and is not overlapped with the axis of the rolling wheel 4, the rolling wheel 4 is provided with a rotation degree of freedom around the axis of the rolling wheel and a revolution degree of freedom around the eccentric shaft 5, the eccentric shaft 5 is provided with a locking device with the body block 1, and the circumferential surface of the rolling wheel 4 is provided with saw teeth 4a; the supporting wheel 2 is connected with the body block 1 in an assembling way, and the self axis of the supporting wheel 2 is parallel to the self axis of the rolling wheel 4.
When the long shaft type part is required to be rolled, the part is turned to the required diameter and length, then the long shaft type part is rolled while being translated, and the long shaft type part can be rolled by using a lathe tailstock center to prop.
The pattern spline rolling seat is used for installing the body block 1 on a clamping device of a machine tool in the working process, the eccentric shaft 5 can be used for rotatably adjusting the distance between the supporting wheel 2 and the knurling wheel 4, the position of the optimal rolling part is adjusted, and the locking device is locked after the adjustment. The spatial position of the roller 4 is changed in fig. 3 compared to fig. 4.
The beneficial effects of adopting above-mentioned technical scheme are: in order to solve the uncontrollable problem of separate process in the pattern and spline processing process, the pattern spline rolling seat is directly arranged on a dovetail groove on a turning machine tool through a dovetail block, so that the pattern spline rolling seat has the freedom degree of reciprocating translation, the processing procedure and circulation times are reduced, and the processing precision is ensured.
The pattern spline rolling seat replaces the functions of part of pattern spline rolling machine tools, gear hobbing machine tools and gear shaping machine tools, reduces the rolling machine tools, the gear hobbing machine tools and the gear shaping machine tools into a seat body, is arranged on a turning machine tool, only needs a machining procedure completed by one machine tool, and reduces the equipment cost.
The pattern spline rolling seat can be arranged on a turret type lathe rotary cutter tower, a longitudinal cutting lathe cutter row, a cutter arranging lathe cutter rest, a special lathe turning machine tool and the like, and is fixedly clamped by a tool on various types of machine tools, fed along the X-axis and Y-axis directions on a horizontal plane and processed.
The eccentric shaft can change the space position of the rolling wheel, change the distance between the rolling wheel and the supporting wheel, and adapt to parts with different sizes.
The pattern spline rolling seat can customize the length and the pitch of the knurled area according to the size requirement of the part, and the machining range is wide. The sawtooth on the rolling wheel presses the decorative pattern on the part, and the supporting wheel plays the effect of backing to the support to the part, guarantees that the part rotates in processing, guarantees simultaneously to bear the extrusion force that increases between rolling wheel and the part.
In other embodiments of the present invention, the supporting wheel 2 includes a first wheel disc 2a and a second wheel disc 2b arranged in parallel, and a circumferential groove 11 is formed between the first wheel disc 2a and the second wheel disc 2b, and the axial length of the circumferential groove 11 is greater than the thickness of the rolling wheel 4.
The beneficial effects of adopting above-mentioned technical scheme are: the first wheel disc, the second wheel disc, the rolling wheel and the part to be rolled are in three-position contact, and the contact positions are different on a plane perpendicular to the axis of the rolling wheel, so that the swing of the part to be rolled can be limited to a certain extent, and the accuracy of rolling operation is ensured. The rolling wheel can even enter the circumferential groove, and further gives room for position adjustment of the rolling wheel.
In other embodiments of the present invention, the top of the body block 1 is provided with four vertical arms 1a extending upwards, two shaft ends of the rolling wheel 4 and the supporting wheel 2 are respectively connected with two adjacent vertical arms 1a, the self axes of the rolling wheel 4 and the supporting wheel 2 are parallel to the horizontal plane, and a concave arc opening 12 is formed between the vertical arm 1a connected with the rolling wheel 4 and the vertical arm 1a connected with the supporting wheel 2.
The line between the center points of the four vertical arms 1a is rectangular.
The beneficial effects of adopting above-mentioned technical scheme are: the vertical arms provide fixed positions for the two shaft ends of the rolling wheel and the supporting wheel, and the space between the vertical arms also gives up space for rotation and position adjustment for the rolling wheel and the supporting wheel. The concave arc opening also gives off the space for placing the part to be rolled, the concave arc opening also cancels the stress concentration part of the root part of the vertical arm, and when the rolling wheel and the supporting wheel work, the corresponding vertical arm transfers repulsive force to the adjacent vertical arm, and the concave arc opening ensures that the root part of the vertical arm has enough structural strength.
In other embodiments of the invention, the shaft ends of the roller 4 and the eccentric shaft 5 are connected by means of a planar bearing 13.
The rolling wheel 4 is coaxially fixed with a positioning sleeve 3, and the positioning sleeve 3 is connected with a plane bearing 13.
The beneficial effects of adopting above-mentioned technical scheme are: the plane bearing does not limit the relative rotation freedom degree between the rolling wheel and the eccentric shaft, but can bear larger axial acting force, so that the rotation resistance of the rolling wheel can not be increased after the locking device locks the eccentric shaft.
In other embodiments of the invention, the locking means is a socket head cap screw 7.
The beneficial effects of adopting above-mentioned technical scheme are: the inner hexagon bolt is convenient to adjust by an inner hexagon spanner, and the inner hexagon bolt is driven to finely adjust and rotate.
In another embodiment of the present invention, the hexagon socket head cap screw 7 is provided with a radial pointer line 10, and the vertical arm 1a to which the hexagon socket head cap screw 7 is fixed is provided with an angle gauge 8.
The steering mark 9 is also arranged beside the angle ruler 8, and the steering mark 9 is a positive sign and a negative sign arranged on two sides of the angle ruler 8.
The beneficial effects of adopting above-mentioned technical scheme are: the pointer line and the angle gauge are convenient to display the rotation angle of the inner hexagon bolt, and accurate control of the rolling wheel position is facilitated.
In other embodiments of the present invention, the vertical arm 1a is provided with a slit 14, the slit 14 is in contact with the mounting holes of the support wheel 2 and the roller 4 on the vertical arm 1a, and the vertical arm 1a is provided with a fastening bolt 15 vertically penetrating through the slit 14.
The beneficial effects of adopting above-mentioned technical scheme are: the slit is convenient for the rolling wheel and the supporting wheel to be replaced from the body block. The fastening bolt can apply elastic deformation to the vertical arm when in fastening, reduces the width of the cutting seam, and clamps and fixes the shaft ends of the rolling wheel and the supporting wheel.
In other embodiments of the invention, the support wheel 2 is also connected to the vertical arm 1a by means of an eccentric shaft 5 with a socket head cap screw 7.
The beneficial effects of adopting above-mentioned technical scheme are: the supporting wheel also has the capacity of adjusting the space position, is matched with the rolling wheel for use, and increases the adjusting range of the distance and the position between the supporting wheel and the rolling wheel so as to adapt to the parts to be rolled with larger diameter range.
In other embodiments of the present invention, the length of the dovetail block 6 is parallel to the axes of the rolling wheel 4 and the support wheel 2.
The beneficial effects of adopting above-mentioned technical scheme are: the sliding direction of the main body block along the dovetail block is parallel to the axes of the rolling wheel and the supporting wheel, and different areas of the shaft lever type part can be rolled quickly.
In other embodiments of the invention, as shown in fig. 2, the direction of extension of the serrations 4a is parallel to the axis of the roller 4 itself, the serrations 4a being in transition with the shaft end of the roller 4 by a chamfer 4 b.
The beneficial effects of adopting above-mentioned technical scheme are: the chamfer transition makes the both ends of sawtooth be difficult for damaging under powerful extrusion force.
The above embodiments are only for illustrating the technical concept and features of the present invention, and are intended to enable those skilled in the art to understand the content of the present invention and to implement the same, but are not intended to limit the scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be included in the scope of the present invention.
Claims (2)
1. The utility model provides a decorative pattern spline roll cradle which characterized in that includes:
The bottom of the body block is provided with a dovetail block;
The rolling wheel is assembled and connected with the body block through an eccentric shaft, the eccentric shaft is parallel to and is not overlapped with the axis of the rolling wheel, the rolling wheel is provided with a rotation degree of freedom around the axis of the rolling wheel and a revolution degree of freedom around the eccentric shaft, the eccentric shaft is provided with a locking device with the body block, and the circumferential surface of the rolling wheel is provided with saw teeth;
The supporting wheel is connected with the body block in an assembling way, and the self axis of the supporting wheel is parallel to the self axis of the rolling wheel;
The support wheel comprises a first wheel disc and a second wheel disc which are arranged in parallel, a circumferential groove is formed between the first wheel disc and the second wheel disc, and the axial length of the circumferential groove is greater than the thickness of the rolling wheel;
the top of the body block is provided with four vertical arms extending upwards, two shaft ends of the rolling wheel and the supporting wheel are respectively connected with two adjacent vertical arms, the self axes of the rolling wheel and the supporting wheel are parallel to a horizontal plane, and a concave arc opening is formed between the vertical arm connected with the rolling wheel and the vertical arm connected with the supporting wheel;
The shaft end of the rolling wheel is connected with the shaft end of the eccentric shaft through a plane bearing;
The locking device is an inner hexagon bolt;
the inner hexagon bolt is provided with a radial pointer line, and the vertical arm fixed by the inner hexagon bolt is provided with an angle gauge;
the vertical arm is provided with a slit, the slit is in contact with the assembly holes of the supporting wheel and the rolling wheel on the vertical arm, and the vertical arm is provided with a fastening bolt vertically penetrating through the slit;
the supporting wheel is also connected with the vertical arm through an eccentric shaft with an inner hexagon bolt;
The length direction of the dovetail block is parallel to the axes of the rolling wheel and the supporting wheel.
2. The patterned spline roll nest of claim 1, wherein: the extending direction of the saw teeth is parallel to the axis of the rolling wheel, and the saw teeth are in chamfer transition with the shaft end of the rolling wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811054945.6A CN108994227B (en) | 2018-09-11 | 2018-09-11 | Pattern spline rolling seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811054945.6A CN108994227B (en) | 2018-09-11 | 2018-09-11 | Pattern spline rolling seat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108994227A CN108994227A (en) | 2018-12-14 |
| CN108994227B true CN108994227B (en) | 2024-05-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811054945.6A Active CN108994227B (en) | 2018-09-11 | 2018-09-11 | Pattern spline rolling seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108994227B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112935722B (en) * | 2021-02-03 | 2022-07-12 | 永康市银海厨具有限公司 | Processing method of knurled pot body |
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