CN111805279A - Process equipment and method for fine tuning radial run-out and end face run-out - Google Patents
Process equipment and method for fine tuning radial run-out and end face run-out Download PDFInfo
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- CN111805279A CN111805279A CN202010647167.2A CN202010647167A CN111805279A CN 111805279 A CN111805279 A CN 111805279A CN 202010647167 A CN202010647167 A CN 202010647167A CN 111805279 A CN111805279 A CN 111805279A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/18—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for positioning only
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/10—Devices for clamping workpieces of a particular form or made from a particular material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling Processes (AREA)
Abstract
A process equipment for fine tuning radial run-out and end face run-out and a fine tuning method. Lathe keysets leading flank and adjusting plate clearance fit, fasten through fastening screw between lathe keysets leading flank one end and the adjusting plate leading flank one end, the equal rotatory corresponding threaded hole that inserts the lathe keysets leading flank other end and be equipped with of the tail end of a plurality of adjusting screws, and the tail end of every adjusting screw all contradicts on the adjusting plate other end, lathe keysets trailing flank is equipped with the screw-fastening shoulder hole of the straight mouthful one of thick location and a plurality of equipartitions, the lathe keysets passes through a plurality of connecting screw and interior circular grinding machine main shaft nose screw hole fastening connection. The invention achieves the technical controllability of a fine adjustment mode, can be applied to the alignment and processing of other similar parts due to the universality of the positioning and fastening modes of the adjusting plate, and achieves the purposes of greatly improving the quality stability of products, improving the production efficiency, reducing the production cost and reducing the labor intensity of workers.
Description
Technical Field
The invention belongs to the technical field of process equipment for fine tuning radial run-out and end face run-out and a fine tuning method.
Background
Because the inner spherical surface of the outer planet wheel with the end face teeth has high requirements on roundness and end face run-out precision, the requirements on size and action tolerance high precision are difficult to guarantee by the processing position, centering and positioning reference of a product, the original processing tool is a three-jaw chuck, three jaws in the chuck are automatically centered, the offset processing is difficult, a worker can adjust the radial run-out and the end face run-out by backing a clearance gauge and knocking a soft jaw in processing, and the original adjusting method comprises the following steps: the alignment precision indication error is aligned, when a micrometer gauge is used, the impact of knocking on the gauge is large, the indication error is easy to generate, the alignment precision is insufficient, and a product is scrapped; secondly, the alignment efficiency is low, the alignment method is influenced by too large factors of worker skills and fortune, and no controllable means exists in the technical aspect; and thirdly, the product percent of pass is low, and because the clamping and positioning modes ensure the end face run-out and the radial run-out through the adjustment of the feeler gauge, the processing has great unstable factors, and the product rejection rate is high. The original three-jaw chuck scheme is adopted, so that the product percent of pass is lower, the production efficiency is low, the production cost is high, and the labor intensity of workers is high.
Disclosure of Invention
The invention aims to provide a process device and a fine adjustment method for fine adjustment of radial run-out and end face run-out, which are used for solving the problems in the background technology.
The technical scheme adopted by the invention is as follows: a kind of fine setting is radial to beat and end face to beat the craft equipment, including lathe keysets, adjusting plate, multiple connecting screws, multiple adjusting screws and multiple fastening screws; lathe keysets leading flank and adjusting plate clearance fit, through the fastening screw fastening between lathe keysets leading flank one end and the adjusting plate leading flank one end, the equal rotatory corresponding threaded hole that inserts the lathe keysets leading flank other end and be equipped with of a plurality of adjusting screws's tail end, and every adjusting screw's tail end all contradicts on the adjusting plate other end, lathe keysets trailing flank is equipped with the screw-fastening shoulder hole of thick location straight mouthful one and a plurality of equipartitions, and the lathe keysets passes through a plurality of connecting screws and interior circular grinding machine main shaft nose end screw hole fastening connection.
The fine adjustment method for the process equipment for fine adjusting the radial run-out and the end face run-out comprises the following steps:
s1, detaching a three-jaw chuck on a main shaft of an internal and external grinding machine;
s2, roughly positioning the machine tool adapter plate with a nose end straight port of the main shaft of the inner and outer circular grinding machines through a rough positioning straight port I, and fastening and connecting the rough positioning straight port I with an original screw hole of the inner and outer circular grinding machines through a connecting screw;
s3, roughly positioning the adjusting plate and a rough positioning straight port III of the machine tool adapter plate through a rough positioning straight port II, aligning a center hole of the adjusting plate by a support meter to be within 0.1 of meter jump, and fastening and connecting by using a fastening screw;
s4, the flange plate is roughly positioned through the rough positioning straight opening five and the rough positioning straight opening four of the adjusting plate, the flange plate is pre-fastened on the adjusting plate through a fixing screw, and the straight opening six of the flange plate is aligned by a support meter until the meter jump is within 0.05.
S5, an outer planet wheel with end face teeth is mounted on the flange plate, the outer planet wheel is used for positioning through straight opening gaps, the radial runout of the centering A datum of the fulcrum meter is not more than 0.005, then an upper pressing plate of the flange plate is pressed tightly, and the radial runout centering is completed.
S6, supporting the meter to the A reference surface, jacking the adjusting plate by the adjusting screw through fine adjustment of the adjusting screw, aligning the end face runout within 0.005, and locking the hexagonal thin nut to finish the end face runout alignment.
And S7, finishing the radial run-out and the end face run-out alignment within 0.005 of the point alignment, and starting product processing.
The invention has the beneficial effects that:
1. the invention has the advantages that the technical controllability of a fine adjustment mode is realized on the premise of ensuring the processing precision and quality, and the positioning and fastening modes of the adjusting plate are universal, so that the invention can be applied to the alignment and processing of other similar parts, and the aims of greatly improving the quality stability of products, improving the production efficiency, reducing the production cost and reducing the labor intensity of workers are fulfilled.
2. When the centering is carried out before processing, various outer planet wheels with end face teeth are processed in batch, so that the centering time is verified to be within 15 minutes (the original 3-claw mode for centering the products is at least 45 minutes), and the production efficiency is greatly improved.
3. The invention verifies the stability of the invention by processing various outer planet wheels with end face teeth in batch in a rigid positioning and thread fastening mode, and the product percent of pass is improved from original 50 percent to more than 95 percent.
4. The invention can be used for most of machining equipment such as grinding machines, numerical control lathes, machining centers and the like by replacing special tools or parts, and has wide applicability.
5. The fine-tuning tool can be used for fine tuning of most of fine-machined products by replacing special tools or parts, and the adjustment range is 0.002-0.1.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a machine tool adapter plate of the present invention;
FIG. 3 is a schematic view of an adjusting plate of the present invention;
FIG. 4 is a side view of the adjustment plate of the present invention;
FIG. 5 is a schematic view of the flange of the present invention;
FIG. 6 is a side view of FIG. 5;
wherein: 1-a machine tool adapter plate; 1-1-roughly positioning a straight opening I; 1-2-screw fastening of the stepped hole; 1-3-coarse positioning of a straight port III; 2-a connection screw; 3-adjusting the plate; 3-1-roughly positioning a straight port II; 3-2-coarse positioning straight port four; 4-adjusting the screw; 5-fastening screws; 6-hexagonal thin nuts; 7-a flange plate; 7-1-coarse positioning straight port five; 7-2-straight port six; 8-a set screw; 9-pressing plate.
Detailed Description
The invention is mainly applied to parts with high precision requirements on end face run-out, radial run-out, roundness and the like.
As shown in fig. 1 to 6, a process equipment for fine tuning radial run-out and end face run-out comprises a machine tool adapter plate 1, an adjusting plate 3, a plurality of connecting screws 2, a plurality of adjusting screws 4 and a plurality of fastening screws 5; the front side face of the machine tool adapter plate 1 is in clearance fit with the adjusting plate 3, one end of the front side face of the machine tool adapter plate 1 is fastened with one end of the front side face of the adjusting plate 3 through a fastening screw 5, the tail ends of the adjusting screws 4 are inserted into corresponding threaded holes formed in the other end of the front side face of the machine tool adapter plate 1 in a rotating mode, the tail end of each adjusting screw 4 abuts against the other end of the adjusting plate 3, the rear side face of the machine tool adapter plate 1 is provided with a thick positioning straight opening 1-1 and a plurality of uniformly distributed screw fastening stepped holes 1-2, and the machine tool adapter plate 1 is fastened and connected with a spindle nose threaded hole of an inner and outer circular grinding machine (model: KC33) through a plurality of connecting.
The machine tool adapter plate 1 is in clearance fit with the adjusting plate 3, a support table is aligned, and the adjusting plate 3 is finely adjusted and then fastened by a fastening screw 5, so that the purpose of fine adjustment of radial runout of parts or technological equipment connected with the machine tool adapter plate is achieved; the end face runout of the adjusting plate 3 is adjusted through the adjusting screw 4, so that the purpose of fine adjustment of the end face runout of parts or technical equipment fixed on the end face of the adjusting plate is achieved; therefore, the purpose of quickly and finely adjusting the radial runout and the end face runout of parts or process equipment is achieved, and controllability on the technical theory level is realized.
Through replacing the special tool or part connected with the adjusting plate 3, the micro-adjustment of the radial run-out and the end face run-out of various products on the KC33 grinding machine by the novel technological equipment can be realized.
The novel process equipment is suitable for various machine tools by changing the size of a rough positioning straight opening I1-1 of the machine tool adapter plate 1 and the size and the position of a screw fastening stepped hole 1-2, and achieves the aim of wide application.
Through changing 1 trailing flank department structures of lathe keysets, if change the cuboid, increase the face of flare-outing, the fastening mode compresses tightly for the clamp plate, can be used for all kinds of lathe work levels with this processing equipment and place the use.
The adjusting screw 4 and the machine tool adapter plate 1 are locked through a hexagonal thin nut 6. The thin hexagonal nut 6 is a standard component, so the device is used for fine adjustment and the precision required by a processed product is high, so the thin hexagonal nut 6 is used for locking, and the problem that the adjustment is invalid due to the fact that the adjusting screw 4 is loosened after adjustment or in the processing process is solved. The principle is that an interaction force is generated between the contact surfaces of the hexagonal thin nut 6 and the machine tool adapter plate 1 and acts on the threads, so that the friction force at the thread matching part is increased, and the functions of preventing the adjusting screw 4 from loosening and eliminating the axial clearance caused by vibration caused by product processing can be achieved.
The material of the machine tool adapter plate 1 is 45# steel, and the heat treatment is performed until the material is HRC 38-43. The grinding wheel has good machining performance, hardness, wear resistance, fatigue strength, toughness and the like, and the process equipment is connected with an adapter plate of an inner and outer circular grinding machine (model: KC 33).
The adjusting plate 3 is used as a main part for adjusting the end face runout, and is frequently contacted and stressed with the adjusting surface of the adjusting screw 4, so that the material is GCR15, and the adjusting plate is subjected to heat treatment to HRC 58-62, so that the adjusting plate has higher hardness and better wear resistance.
The adjusting screw 4 is used as a main part for adjusting end face runout, is frequently in contact with an adjusting face to bear force, is made of GCR15, is subjected to heat treatment to HRC 58-62, has fine threads, is subjected to size reference standard parts, has higher hardness and better wear resistance, meets the requirements that the profile tolerance is not more than 0.02 and the luminosity is not less than 1.6, ensures that the adjusting screw is in point contact with the adjusting plate 3, and adopts 3 adjusting screws 4 uniformly distributed on the circumference because three points determine a plane, so that the conditions of repeated adjustment and over-positioning cannot be generated during adjustment.
Through the radial clearance fit among the machine tool adapter plate 1, the adjusting plate 3, special tools used in the grinding process and the outer planetary wheels with end face teeth of parts, the radial runout is finely adjusted to be within 0.005; the adjusting plate 3, special tools used in the grinding process and products can reach the end face run-out within 0.005 by finely adjusting the adjusting screw 4.
The fine adjustment method for the process equipment for fine adjusting the radial run-out and the end face run-out comprises the following steps:
s1, detaching a three-jaw chuck on a main shaft of an inner and outer circle grinding machine (model: KC 33);
s2, roughly positioning the machine tool adapter plate 1 and a nose end straight port of a main shaft of the internal and external grinding machine through a rough positioning straight port I1-1, and fastening and connecting the machine tool adapter plate and an original screw hole of the internal and external grinding machine through a connecting screw 2; the connection screw 2 employs four M5 screws.
S3, roughly positioning the adjusting plate 3 with a rough positioning straight port III 1-3 of the machine tool adapter plate 1 through a rough positioning straight port II 3-1, aligning a center hole of the adjusting plate 3 by a support meter to within 0.1 of meter jump, and fastening and connecting by a fastening screw 5; the fastening screw 5 employs three M8 screws.
S4, roughly positioning the flange 7 (technological equipment) through a rough positioning straight opening five 7-1 and a rough positioning straight opening four 3-2 of the adjusting plate 3, pre-fastening the flange on the adjusting plate 3 by using a fixing screw 8, and aligning a straight opening six 7-2 of the flange 7 by supporting a meter until the meter jumps to be within 0.05. The fixing screw 8 is 3M 8 screws.
S5, an outer planet wheel with end face teeth is mounted on the flange 7, the outer planet wheel is used for positioning through straight opening gaps, a counter is pressed to align the point A, the radial runout of the reference is not more than 0.005 (shown in figure 5), and then a pressing plate 9 on the flange 7 is pressed and screws are used for completing the radial runout alignment.
S6, supporting the meter to the A reference surface, jacking the adjusting plate 3 by the adjusting screw 4 through fine adjustment of the adjusting screw 4, aligning the end face runout within 0.005, and locking the hexagonal thin nut 6 to finish the end face runout alignment.
And S7, finishing the radial run-out and the end face run-out alignment within 0.005 of the point alignment, and starting product processing.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A process equipment for fine tuning radial run-out and end face run-out is characterized in that: the device comprises a machine tool adapter plate (1), an adjusting plate (3), a plurality of connecting screws (2), a plurality of adjusting screws (4) and a plurality of fastening screws (5); lathe keysets (1) leading flank and adjusting plate (3) clearance fit, fasten through fastening screw (5) between lathe keysets (1) leading flank one end and adjusting plate (3) leading flank one end, the equal rotatory corresponding screw hole that inserts lathe keysets (1) leading flank other end of tail end of a plurality of adjusting screw (4), and the tail end of every adjusting screw (4) all contradicts on adjusting plate (3) other end, screw fastening shoulder hole (1-2) of lathe keysets (1) trailing flank is equipped with thick location straight mouthful one (1-1) and a plurality of equipartitions, and lathe keysets (1) are through a plurality of connecting screw (2) and interior outer circle grinding machine main shaft nose screw hole fastening connection.
2. The tooling of claim 1 for fine tuning radial run out and face run out, wherein: the adjusting screw (4) and the machine tool adapter plate (1) are locked through a hexagonal thin nut (6).
3. A tooling assembly for fine tuning of radial run out and face run out as claimed in claim 1 or claim 2 wherein: the material of the machine tool adapter plate (1) is 45# steel, and the heat treatment is performed until the material is HRC 38-43.
4. The tooling of claim 3 for fine tuning radial run out and face run out, wherein: the adjusting plate (3) is made of GCR15 bearing steel and is subjected to heat treatment until HRC 58-62.
5. The tooling of claim 4 for fine tuning radial run out and face run out, wherein: the adjusting screw (4) is made of GCR15 bearing steel and is subjected to heat treatment until HRC 58-62.
6. A fine adjustment method for the process equipment for fine adjusting radial run-out and end run-out as claimed in any one of claims 1 to 5, characterized in that: the method comprises the following steps:
s1, detaching a three-jaw chuck on a main shaft of an internal and external grinding machine;
s2, roughly positioning a machine tool adapter plate (1) and a nose end straight port of a main shaft of the inner and outer circular grinding machines through a rough positioning straight port I (1-1), and fastening and connecting the machine tool adapter plate with original screw holes of the inner and outer circular grinding machines through connecting screws (2);
s3, roughly positioning the adjusting plate (3) with a rough positioning straight port III (1-3) of the machine tool adapter plate (1) through a rough positioning straight port II (3-1), aligning a center hole of the adjusting plate (3) to be within 0.1 of meter jump, and fastening and connecting by using a fastening screw (5);
s4, roughly positioning the flange plate (7) through the rough positioning straight opening five (7-1) and the rough positioning straight opening four (3-2) of the adjusting plate (3), pre-fastening the flange plate on the adjusting plate (3) by using a fixing screw (8), and supporting the meter to align the straight opening six (7-2) of the flange plate (7) to be within 0.05 of meter jump.
S5, the outer planet wheel with the end face teeth is installed on the flange plate (7), the outer planet wheel is used for positioning through straight opening gaps, the radial runout of the counter point alignment A datum is not more than 0.005, then an upper pressing plate (9) of the flange plate (7) is pressed tightly, the screw (5) is fastened, and the radial runout alignment is completed.
S6, supporting the meter to the A reference surface, jacking the adjusting plate (3) through the fine adjustment of the adjusting screw (4) and the adjusting screw (4), aligning the end face runout within 0.005, and locking the hexagonal thin nut (6) to finish the end face runout alignment.
And S7, finishing the radial run-out and the end face run-out alignment within 0.005 of the point alignment, and starting product processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010647167.2A CN111805279A (en) | 2020-07-07 | 2020-07-07 | Process equipment and method for fine tuning radial run-out and end face run-out |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010647167.2A CN111805279A (en) | 2020-07-07 | 2020-07-07 | Process equipment and method for fine tuning radial run-out and end face run-out |
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| Publication Number | Publication Date |
|---|---|
| CN111805279A true CN111805279A (en) | 2020-10-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010647167.2A Pending CN111805279A (en) | 2020-07-07 | 2020-07-07 | Process equipment and method for fine tuning radial run-out and end face run-out |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112338243A (en) * | 2020-11-21 | 2021-02-09 | 于建庆 | Multi-axis milling equipment for workpiece machining |
| CN113752048A (en) * | 2021-08-20 | 2021-12-07 | 上海大学 | Dynamic balance adjusting tool for processing special-shaped parts |
-
2020
- 2020-07-07 CN CN202010647167.2A patent/CN111805279A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112338243A (en) * | 2020-11-21 | 2021-02-09 | 于建庆 | Multi-axis milling equipment for workpiece machining |
| CN113752048A (en) * | 2021-08-20 | 2021-12-07 | 上海大学 | Dynamic balance adjusting tool for processing special-shaped parts |
| CN113752048B (en) * | 2021-08-20 | 2022-06-28 | 上海大学 | Dynamic balance adjusting tool for processing special-shaped parts |
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