CN114535716B - Machining and installing method of worm gear tooth part shaving device - Google Patents
Machining and installing method of worm gear tooth part shaving device Download PDFInfo
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- CN114535716B CN114535716B CN202210036284.4A CN202210036284A CN114535716B CN 114535716 B CN114535716 B CN 114535716B CN 202210036284 A CN202210036284 A CN 202210036284A CN 114535716 B CN114535716 B CN 114535716B
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000003754 machining Methods 0.000 title claims abstract description 19
- 125000006850 spacer group Chemical group 0.000 claims abstract description 59
- 238000005520 cutting process Methods 0.000 claims abstract description 14
- 238000012545 processing Methods 0.000 claims abstract description 13
- 238000000227 grinding Methods 0.000 claims description 13
- 238000013461 design Methods 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 6
- 238000004458 analytical method Methods 0.000 claims description 5
- 238000012937 correction Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000012360 testing method Methods 0.000 claims description 4
- 238000001125 extrusion Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 5
- 230000001133 acceleration Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 241000289763 Dasygaster padockina Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F11/00—Making worm wheels, e.g. by hobbing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F21/00—Tools specially adapted for use in machines for manufacturing gear teeth
- B23F21/28—Shaving cutters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F23/00—Accessories or equipment combined with or arranged in, or specially designed to form part of, gear-cutting machines
- B23F23/12—Other devices, e.g. tool holders; Checking devices for controlling workpieces in machines for manufacturing gear teeth
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F23/00—Accessories or equipment combined with or arranged in, or specially designed to form part of, gear-cutting machines
- B23F23/12—Other devices, e.g. tool holders; Checking devices for controlling workpieces in machines for manufacturing gear teeth
- B23F23/1206—Tool mountings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F23/00—Accessories or equipment combined with or arranged in, or specially designed to form part of, gear-cutting machines
- B23F23/12—Other devices, e.g. tool holders; Checking devices for controlling workpieces in machines for manufacturing gear teeth
- B23F23/1237—Tool holders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/28—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P21/00—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear Processing (AREA)
Abstract
The invention provides a machining and mounting method of a worm gear tooth part shaving device, which comprises the following steps: comprises a cutter bar, a razor, a first spacer bush and a second spacer bush; the cutter bar is sequentially provided with a first step surface and a second step surface along the length direction of the cutter bar, and the diameter length of the first step surface is larger than that of the second step surface; the left side of the first step surface is sleeved with the first spacer bush; the second spacer bush is sleeved on the second step surface along the length direction of the second step surface; the razor suit is in on the first step face, be equipped with a plurality of tooth portion along the length direction of razor on the razor, the razor left end with connect through first spacer between the cutter arbor, the razor right-hand member with connect through the second spacer between the cutter arbor. The worm gear with three-level precision can be processed by matching with proper cutting parameters, and has high reliability and high processing precision.
Description
Technical Field
The invention belongs to the technical field of worm gear machining, and particularly relates to a machining and mounting method of a worm gear tooth part shaving device.
Background
The worm wheel is manufactured with different precision, so that the corresponding economical machining method, machine tool and cutter are selected, and the high-precision indexing worm wheel is usually subjected to hobbing rough machining and shaving finish machining.
In the process of shaving finish machining, a high-precision worm gear machining master machine is required to be selected, and a shaving tool matched with a machine tool is required, so that the design of a special worm gear shaving device which is reliable in structure, matched with the precision of a machined worm gear and capable of being manufactured is an indispensable step.
The manufacturing of the worm gear shaving device is required to be turned, relieved, milled, heat treated, ground and the like, and required equipment comprises a lathe, a special relieved milling machine, a vertical machining center, a cylindrical grinding machine, a worm grinding machine, a linear cutting machine and the like, and is limited by the size specification and the precision of the special relieved milling machine and the worm grinding machine, so that the working reliability of the machined worm gear shaving device in actual work is poor, and the precision of the machined worm gear is poor.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a machining and mounting method of a worm gear tooth part shaving device, which is assembled on a high-precision worm gear box tool rest and matched with proper cutting parameters to machine a worm gear with three-level precision, and has the advantages of high reliability and high machining precision.
The invention provides a worm gear tooth part shaving device, which comprises: comprises a cutter bar, a razor, a first spacer bush and a second spacer bush;
the cutter bar is sequentially provided with a first step surface and a second step surface along the length direction of the cutter bar, and the diameter length of the first step surface is larger than that of the second step surface;
the left side of the first step surface is sleeved with the first spacer bush;
the second spacer bush is sleeved on the second step surface along the length direction of the second step surface;
the razor suit is in on the first step face, be equipped with a plurality of tooth portion along the length direction of razor on the razor, the razor left end with connect through first spacer between the cutter arbor, the razor right-hand member with connect through the second spacer between the cutter arbor.
In the above technical solution, the present invention may be further improved as follows.
The preferable technical scheme is characterized in that: the razor is connected with the second spacer bush through the keyed spacer bush.
The preferable technical scheme is characterized in that: the right end of the second step surface is sequentially connected with a first nut and a second nut in a screwed manner from left to right, and the left end surface of the first nut compresses the second spacer.
The preferable technical scheme is characterized in that: the right end of the second step surface is sequentially connected with a first nut and a second nut in a screwed manner from left to right, and the left end surface of the first nut compresses the second spacer.
The invention also provides a machining and installing method of the worm gear shaving device, comprising the worm gear shaving device, and the method comprises the following steps:
s1, designing parameters of the tooth part of the razor and processing the razor according to the parameters;
s2, assembling the cutter bar, the razor, the first spacer bush, the second spacer bush, the flat key, the second flat key, the spacer bush with the key, the first nut and the second nut;
s3, grinding the shaving spiral surface of the shaver through a worm grinder, and grinding the left end of the cutter bar through a cylindrical grinder to obtain 7:24 outer circumferential surfaces of the main shaft, and correcting reference surfaces of the cutter bar and the second spacer bush at the same time, wherein the behavior tolerance of the grinding position is controlled within 0.002 mm;
s4, mounting the outer circumferential surface of a main shaft of the cutter bar on a main shaft of a machine tool of a high-precision worm gear machine;
s5, mounting the second spacer bush on a dragging seat of the high-precision worm gear machine;
s6, locking the second nut to enable the cutter bar to be locked on a machine tool of the high-precision worm gear machine;
and S7, measuring the runout of the correction reference surfaces of the cutter bar and the second spacer bush by using a measuring piece, wherein the runout value is controlled within 0.002 mm.
The preferable technical scheme is characterized in that: s8, correcting the clamp when shaving the worm wheel on the part, aligning the positioning surface circle runout of the clamp within 0.002mm, aligning the part according to the requirement of the clamp, and performing the center distance and the center height of the part according to the requirement of a part design drawing.
The preferable technical scheme is characterized in that: s9, finding out the optimal cutting parameters of the part during processing through a vibration test analysis result.
The preferable technical scheme is characterized in that: the measuring piece is a dial indicator.
The preferable technical scheme is characterized in that: in the step S1: the razor blade is characterized in that the blade part of the razor is made of W6Mo5Cr4V2, the material is not higher than HRC66 after heat treatment, and the razor blade is provided with chip flutes which are through grooves.
The preferable technical scheme is characterized in that: in the step S1: the tooth part is characterized in that the width of the rear cutter surface of the tooth part is a cutting edge on the side spiral surface, no rear angle exists, the shaving processing is carried out through extrusion in the working process, the tooth top of the razor does not participate in the working, the tooth top of the tooth part is smaller than the tooth top of the worm hob before shaving, and the axial modulus of the worm is 0.1 x larger than that of the tooth top of the working worm.
The preferable technical scheme is characterized in that: in the step S1: the pitch circle tooth thickness of the razor is 0.2-0.4mm larger than that of the working worm, the sharpening width of the rear cutter face of the tooth part is 0.3-0.4mm as the regrinding reserve quantity, and the razor is designed to be used for checking the tooth profile, the tooth pitch and the tooth thickness without a chip flute.
The beneficial effects of the invention are as follows: the worm gear tooth part shaving device and the processing method thereof adopted by the invention have the advantages that the design specification of the razor device is incorporated into the enterprise standard, the design of the shaving cutters of the transmission worm gear pair with different specifications is guided to be used for a machine tool, and the problem that a company does not have a high-precision shaving cutter when finishing the transmission worm gear pair is thoroughly solved. The shaving cutter used on the high-precision worm gear machine and the processing method thereof have the technical parameters and the processing flow thereof incorporated into the company internal control technical file and input into the company CAPP database, so that the company realizes the batch, standardization and standardization of products and the interchangeability of high-precision worm gear byproducts when processing the high-precision worm gear pair. To this endThe company is atThe worm gear pair with the specification is finished, and the worm gear with three-level precision can be processed in batches by assembling a special worm gear razor on a high-precision worm gear master tool rest and matching with proper cutting parameters. The three-level precision worm gear pair is successfully assembled on a Y3180CNC6 indexing workbench, high-precision indexing movement is realized, a machine tool for assembling the three-level precision worm gear pair is assembled, working precision after gear cutting can enable working precision storage of a tooth pitch error term (Fp GB/T10095.1-2001) to be improved by two to three levels, machine tool performance is greatly improved, and the international leading level of similar machine tools is achieved. The shaving device of the invention has reliable structure, high reliability and high processing precision.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.
Fig. 1 is a schematic view of a gear shaving apparatus according to embodiment 1 of the present invention.
Fig. 2 is an assembly schematic diagram of a gear shaving apparatus according to embodiment 1 of the present invention.
Fig. 3 is a schematic diagram of the design of the tooth portion according to embodiment 2 of the present invention.
Fig. 4 is a second schematic diagram of the tooth design according to embodiment 2 of the present invention.
Fig. 5 is a third schematic diagram of the tooth design according to embodiment 2 of the present invention.
Fig. 6 is a schematic alignment diagram of the fixture positioning surface according to embodiment 2 of the present invention.
FIG. 7 is a chart showing the statistics of X/Y/Z vibration acceleration parameters of a worm gear machine table according to embodiment 2 of the present invention
Fig. 8 is a table showing the statistics of vibration acceleration parameters of the worm gear machine spindle in each direction according to embodiment 2 of the present invention.
In the drawings, the meaning of each symbol is as follows:
1. a cutter bar; 11. a first step surface; 12. a second step surface; 2. a razor; 21. a tooth portion; 3. the first spacer bush; 4. the second spacer bush; 5. a flat key; 6. a key spacer bush; 7. a first nut; 8. and a second nut.
Detailed Description
For a further understanding of the invention, its features and advantages, the following examples are set forth to illustrate, but are not limited to, the following examples:
example 1
Referring to fig. 1 and 2, the present embodiment provides a gear tooth shaving apparatus for a phi 800 three-stage precision gear: comprises a cutter bar 1, a razor 2, a first spacer bush 3 and a second spacer bush 4;
the cutter bar 1 is sequentially provided with a first step surface 11 and a second step surface 12 along the length direction of the cutter bar 1, and the diameter length of the first step surface 11 is larger than that of the second step surface 12;
the left side of the first step surface 11 is sleeved with the first spacer bush 3;
the second step surface 12 is sleeved with the second spacer bush 4 along the length direction of the second step surface 12;
the shaver 2 is sleeved on the first step surface 11, a plurality of teeth 21 are arranged on the shaver 2 along the length direction of the shaver 2, the left end of the shaver 2 is connected with the cutter bar 1 through the first spacer bush 3, and the right end of the shaver 2 is connected with the cutter bar 1 through the second spacer bush 4.
Referring to fig. 1 and 2, the first step surface 11 is provided with a flat key 5, the cutter bar 1 is connected with the first spacer 3 through the flat key 5, the right end of the razor 2 is provided with a keyed spacer 6, and the razor 2 is connected with the second spacer 4 through the keyed spacer 6.
Referring to fig. 1 and 2, the right end of the second step surface 12 is screwed with a first nut 7 and a second nut 8 in turn from left to right, the left end surface of the first nut 7 compresses the second spacer 4, and the second nut 8 is used for locking the cutter bar 1 on a machine tool after the gear tooth shaving device is installed on the special machine tool.
The worm gear teeth adopted in the embodiment are shaved and assembled on a high-precision worm gear box tool rest, and the worm gear with three-level precision can be machined by matching with proper cutting parameters. The shaving apparatus of this embodiment is reliable in structure, high in reliability, and high in machining accuracy.
Example 2
The embodiment also provides a machining and installing method for the phi 800 specification three-level precision gear tooth part shaving device, which comprises the machining and installing method for the phi 800 specification three-level precision gear tooth part shaving device in the embodiment 1,
the method comprises the following steps:
s1, designing parameters of the teeth 21 of the shaver 2, processing the shaver 2 according to the parameters, wherein the specific parameters of the teeth 21 of the shaver 2 are shown in figures 3 to 5,
s2, assembling the cutter bar 1, the shaver 2, the first spacer bush 3, the second spacer bush 4, the flat key 5, the second flat key 5, the keyed spacer bush 6, the first nut 7 and the second nut 8;
s3, grinding the shaving spiral surface of the shaver 2 by a worm grinder (a gram Lin Beige worm grinder), and grinding the left end of the cutter bar 1 by a cylindrical grinder (a Style cylindrical grinder) to obtain 7:24 outer circumferential surfaces of the main shaft, and correcting reference surfaces of the cutter bar 1 and the second spacer bush 4, wherein the behavior tolerance of the grinding part is controlled within 0.002 mm;
s4, mounting the outer circumferential surface of a main shaft of the cutter bar 1 on a main shaft of a machine tool of a high-precision worm gear machine;
s5, mounting the second spacer bush 4 on a dragging seat of the high-precision worm gear machine;
s6, locking the second nut 8 to enable the cutter bar 1 to be locked on a machine tool of a high-precision worm gear machine;
s7, measuring the runout of the correction reference surfaces of the cutter bar 1 and the second spacer bush 4 by using a measuring piece, wherein the runout value is controlled within 0.002 mm.
Referring to FIG. 6, the method further includes S8, correcting the clamp when shaving the worm wheel on the part, aligning the circular runout of the positioning surface of the clamp within 0.002mm, aligning the part according to the requirement of the clamp, and performing the center distance and the center height of the part according to the requirement of the part design drawing.
Referring to fig. 7 to 8, the method of the present embodiment further includes S9, finding out the optimal cutting parameters for machining the part according to the vibration test analysis result.
The measuring element in this embodiment is a dial indicator.
In the step S1 of the present embodiment: the blade part of the razor 2 is made of W6Mo5Cr4V2, the material is not higher than HRC66 after heat treatment, and the razor 2 is provided with chip flutes which are through grooves.
In addition, the cutter bar 1 is made of 40Cr, and the material is not higher than HRC45 after heat treatment.
In the step S1 of the present embodiment: the rear cutter surface of the tooth part 21 of the shaver 2 is a cutting edge on the side spiral surface, no rear angle exists, the shaving processing is carried out by extrusion in the working process, the tooth top of the shaver 2 does not participate in the working, the tooth top height of the tooth part 21 is smaller than the tooth top height of the worm hob before shaving, and the axial modulus of the worm is 0.1 x larger than that of the working worm.
In the step S1 of the present embodiment: the pitch circle tooth thickness of the shaver 2 is 0.2-0.4mm larger than that of the working worm, the sharpening width of the rear cutter face of the tooth part 21 is 0.3-0.4mm as a regrinding reserve, and the shaver 2 designs a tooth surface without chip flutes for checking tooth profile, tooth pitch and tooth thickness.
According to the stress analysis during rolling in the embodiment, the first nut 7 and the second nut 8 are all in a left-handed design, and in addition, all sleeve holes and shafts are marked with technical requirements of '0.003-0.005 mm matched grinding'.
The gear tooth shaving device for the phi 800-specification three-level precision worm gear designed by the machining and mounting method has the advantages that after the gear tooth shaving device is mounted on a special worm gear machine, the jump of a correction reference surface can reach 0.002mm, finite element analysis and on-site shaving worm gear test are carried out through analysis software HyperWorks, the device is reliable in structure, high in rigidity reserve and capable of resisting cutting force generated in the cutting process, and manufacturing precision can effectively meet the shaving of the phi 800-specification worm gear tooth part and enable the manufacturing precision of a cut worm gear to reach 3 levels (GB/T10089-88).
The worm gear tooth part shaving device processed by the processing and mounting method is successfully applied to a special machine tool of YD3152CNC6/CCLX1 Chongqing gearbox limited company, the indexing accuracy of a special machine workbench completely meets the technical protocol requirements, the precision reserve is high, and the effect is good.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "plurality" is two or more unless specifically defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the horizontal width of the first feature is higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely under the second feature, or simply indicating that the first feature has a smaller horizontal width than the second feature.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction. While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.
Claims (7)
1. A machining and installing method of a worm gear tooth part shaving device is characterized in that: the shaving device comprises a worm gear tooth part shaving device, wherein the worm gear tooth part shaving device comprises a cutter bar, a razor, a first spacer bush and a second spacer bush;
the cutter bar is sequentially provided with a first step surface and a second step surface along the length direction of the cutter bar, and the diameter length of the first step surface is larger than that of the second step surface;
the left side of the first step surface is sleeved with the first spacer bush;
the second spacer bush is sleeved on the second step surface along the length direction of the second step surface;
the razor is sleeved on the first step surface, a plurality of tooth parts are arranged on the razor along the length direction of the razor, the left end of the razor is connected with the cutter bar through the first spacer bush, and the right end of the razor is connected with the cutter bar through the second spacer bush;
a flat key is arranged on the first step surface, the cutter bar is connected with the first spacer bush through the flat key, a keyed spacer bush is arranged at the right end of the razor, and the razor is connected with the second spacer bush through the keyed spacer bush;
the right end of the second step surface is sequentially connected with a first nut and a second nut in a screwed manner from left to right, and the left end surface of the first nut compresses the second spacer bush;
the method comprises the following steps:
s1, designing parameters of the tooth part of the razor and processing the razor according to the parameters;
s2, assembling the cutter bar, the razor, the first spacer bush, the second spacer bush, the flat key, the second flat key, the spacer bush with the key, the first nut and the second nut;
s3, grinding the shaving spiral surface of the shaver through a worm grinder, and grinding the left end of the cutter bar through a cylindrical grinder to obtain 7:24 outer circumferential surfaces of the main shaft, and correcting reference surfaces of the cutter bar and the second spacer bush at the same time, wherein the behavior tolerance of the grinding position is controlled within 0.002 mm;
s4, mounting the outer circumferential surface of a main shaft of the cutter bar on a main shaft of a machine tool of a high-precision worm gear machine;
s5, mounting the second spacer bush on a dragging seat of the high-precision worm gear machine;
s6, locking the second nut to enable the cutter bar to be locked on a machine tool of the high-precision worm gear machine;
and S7, measuring the runout of the correction reference surfaces of the cutter bar and the second spacer bush by using a measuring piece, wherein the runout value is controlled within 0.002 mm.
2. A method of manufacturing and installing a worm gear shaving apparatus as claimed in claim 1, wherein: s8, correcting the clamp when shaving the worm wheel on the part, aligning the positioning surface circle runout of the clamp within 0.002mm, aligning the part according to the requirement of the clamp, and performing the center distance and the center height of the part according to the requirement of a part design drawing.
3. A method of manufacturing and installing a worm gear shaving apparatus as claimed in claim 2, wherein: s9, finding out the optimal cutting parameters of the part during processing through a vibration test analysis result.
4. A method of manufacturing and installing a worm gear shaving apparatus as claimed in claim 2, wherein: the measuring piece is a dial indicator.
5. A method of manufacturing and installing a worm gear shaving apparatus as claimed in claim 1, wherein: in the step S1: the razor blade is characterized in that the blade part of the razor is made of W6Mo5Cr4V2, the material is not higher than HRC66 after heat treatment, and the razor blade is provided with chip flutes which are through grooves.
6. A method of manufacturing and installing a worm gear shaving apparatus as claimed in claim 1, wherein: in the step S1: the tooth part is characterized in that the width of the rear cutter surface of the tooth part is a cutting edge on the side spiral surface, no rear angle exists, the shaving processing is carried out through extrusion in the working process, the tooth top of the razor does not participate in the working, the tooth top of the tooth part is smaller than the tooth top of the worm hob before shaving, and the axial modulus of the worm is 0.1 x larger than that of the tooth top of the working worm.
7. A method of manufacturing and installing a worm gear shaving apparatus as claimed in claim 1, wherein: in the step S1: the pitch circle tooth thickness of the razor is 0.2-0.4mm larger than that of the working worm, the sharpening width of the rear cutter face of the tooth part is 0.3-0.4mm as the regrinding reserve quantity, and the razor is designed to be used for checking the tooth profile, the tooth pitch and the tooth thickness without a chip flute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210036284.4A CN114535716B (en) | 2022-01-13 | 2022-01-13 | Machining and installing method of worm gear tooth part shaving device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210036284.4A CN114535716B (en) | 2022-01-13 | 2022-01-13 | Machining and installing method of worm gear tooth part shaving device |
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| CN114535716A CN114535716A (en) | 2022-05-27 |
| CN114535716B true CN114535716B (en) | 2023-11-07 |
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| RU2079397C1 (en) * | 1993-02-02 | 1997-05-20 | Научно-исследовательский технологический институт "Прогресс" | Buildup hobbing cutter |
| CN1557591A (en) * | 2004-02-03 | 2004-12-29 | 夏建敏 | Inserted blades worm shaped gear machining cutter |
| CN206966796U (en) * | 2017-07-03 | 2018-02-06 | 金华市新华齿轮有限公司 | High abrasion hobbing cutter support |
| CN112935420A (en) * | 2021-03-23 | 2021-06-11 | 重庆大学 | Involute gear shaving cutter and three-dimensional modeling method and gear shaving processing method thereof |
| CN213764324U (en) * | 2020-11-17 | 2021-07-23 | 营口机床厂有限公司 | External cutter correcting device of gear hobbing machine |
-
2022
- 2022-01-13 CN CN202210036284.4A patent/CN114535716B/en active Active
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|---|---|---|---|---|
| US4280773A (en) * | 1978-05-31 | 1981-07-28 | Masato Ainoura | Shaving cutter and method of producing the same |
| JPS609617A (en) * | 1983-06-29 | 1985-01-18 | Masato Aiura | Screw-shaped shaving cutter |
| RU2079397C1 (en) * | 1993-02-02 | 1997-05-20 | Научно-исследовательский технологический институт "Прогресс" | Buildup hobbing cutter |
| CN1557591A (en) * | 2004-02-03 | 2004-12-29 | 夏建敏 | Inserted blades worm shaped gear machining cutter |
| CN206966796U (en) * | 2017-07-03 | 2018-02-06 | 金华市新华齿轮有限公司 | High abrasion hobbing cutter support |
| CN213764324U (en) * | 2020-11-17 | 2021-07-23 | 营口机床厂有限公司 | External cutter correcting device of gear hobbing machine |
| CN112935420A (en) * | 2021-03-23 | 2021-06-11 | 重庆大学 | Involute gear shaving cutter and three-dimensional modeling method and gear shaving processing method thereof |
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| CN114535716A (en) | 2022-05-27 |
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