CN102962705B - Shaft part positioning tool for batch processing on numerically controlled lathe and using method thereof - Google Patents
Shaft part positioning tool for batch processing on numerically controlled lathe and using method thereof Download PDFInfo
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- CN102962705B CN102962705B CN201110256969.1A CN201110256969A CN102962705B CN 102962705 B CN102962705 B CN 102962705B CN 201110256969 A CN201110256969 A CN 201110256969A CN 102962705 B CN102962705 B CN 102962705B
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Abstract
The invention discloses a shaft part positioning tool for batch processing on a numerically controlled lathe and a using method thereof. The shaft part positioning tool comprises a hollow main shaft, a headstock box, a three-claw self-centering chuck, a long-shaft positioning tool, a middle-shaft positioning tool and a short-shaft positioning tool, wherein the long-shaft positioning tool comprises a tool sleeve, a center-adjusting bolt and a workpiece positioning shaft and is used for positioning a long shaft; the tool sleeve is fixedly arranged on the end, far away from the three-claw self-centering chuck, of the hollow main shaft; the center-adjusting bolt penetrates through the tool sleeve to fix the workpiece positioning shaft in the hollow main shaft; the middle-shaft positioning tool comprises a positioning cone body and is used for positioning a middle shaft; the positioning cone body is locked and fixedly arranged on a conical inner hole part of the hollow main shaft through taper; the short-shaft positioning tool comprises a baffle sleeve and a positioning short shaft and is used for positioning a short shaft; the baffle sleeve is fixedly arranged in an inner hole of the three-claw self-centering chuck; the left end of the baffle sleeve is tightly close to the end surface of the hollow main shaft; and one end of the positioning short shaft is connected with the baffle sleeve. The shaft part positioning tool is simple in structure, easy to manufacture, convenient to use, reliable in positioning, and suitable for batch processing on a shaft part, and the production efficiency is improved.
Description
Technical field
The present invention relates to a kind of axial workpiece positioning tool and using method thereof for numerically controlled lathe batch machining, be specially adapted to the end face location in shaft-like workpiece batch machining.
Background technology
Traditional machining all generally adopts machine tool hand-manipulated to carry out cutting operation, adds man-hour with hand motivation tool Tool in Cutting metal, leans on operating personnel's the survey tool such as experience and slide calliper rule to guarantee the dimensional accuracy of product.In modern industry, Digit Control Machine Tool is extensive use, and the program that Digit Control Machine Tool can be finished in advance according to technical staff is directly processed any product and parts automatically, and the working angles of workpiece can be realized automation completely.But, Digit Control Machine Tool is identical with traditional manual lathe, and workpiece needs manual operation in the clamping process of first being processed, therefore, clamping efficiency how to simplify clamping process, raising workpiece, is of great significance for the production efficiency tool that improves enterprise.
When on numerically controlled lathe, batch machining outside dimension is less than the shaft-like workpiece of inner hole of spindle diameter, for guaranteeing precision and the positional precision of other size on the uniformity of this batch shaft-like workpiece length and axle, generally need the both ends of the surface of first car shaft, as positioning datum, then carry out following process.At present, during the batch machining of such axial workpiece is produced, often need the position of manual adjustment workpiece to be processed, then clamping work pieces, for can realizing the numerically controlled lathe of process automation, manual operation has greatly reduced production efficiency, in batch machining, complex operation, production efficiency is low.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of axial workpiece positioning tool and using method thereof for numerically controlled lathe batch machining is provided.
Axial workpiece positioning tool for numerically controlled lathe batch machining comprises hollow spindle, headstock, three-jaw self-centering chuck, major axis positioning tool, axis positioning tool and minor axis positioning tool; Three-jaw self-centering chuck is fixed on hollow spindle end, and hollow spindle passes headstock and is fixed in headstock; Major axis positioning tool comprises tooling sleeve, aligning bolt and workpiece locating shaft, and tooling sleeve is fixed on hollow spindle one end away from three-jaw self-centering chuck, and aligning bolt is fixed on workpiece locating shaft in hollow spindle through tooling sleeve; Axis positioning tool comprises location cone, and location cone is fixed on hollow spindle tapered bore part by conicity locking; Minor axis positioning tool comprises interstage sleeve and location minor axis, and interstage sleeve is fixed on three-jaw self-centering chuck endoporus, and interstage sleeve left end is close to hollow spindle end face, and minor axis one end, location is connected with interstage sleeve.
Described hollow spindle is conical near one end inner surface of three-jaw self-centering chuck.
Described tooling sleeve is provided with one piece and above aligning bolt.
Described tooling sleeve is provided with three pieces of aligning bolts that are arranged symmetrically with.
When described Workpiece length is more than or equal to 300mm and is less than or equal to 800mm, adopt described major axis positioning tool to be fixed.
When described Workpiece length is more than or equal to 100mm and is less than or equal to 300mm, adopt described axis positioning tool to be fixed.
When described Workpiece length is more than or equal to 20mm and is less than or equal to 100mm, adopt described minor axis positioning tool to be fixed.
The using method that is used for the axial workpiece positioning tool of numerically controlled lathe batch machining, comprises the following steps:
1) when Workpiece length is more than or equal to 300mm and is less than or equal to 800mm, tooling sleeve is fixed on to hollow spindle one end away from three-jaw self-centering chuck, aligning bolt is fixed on workpiece locating shaft in hollow spindle through tooling sleeve, regulate aligning bolt to make the central axes of workpiece locating shaft and hollow spindle, workpiece is passed to three-jaw self-centering chuck and hollow spindle, until the terminal surface of workpiece, near the end face of workpiece locating shaft, is locked three-jaw self-centering chuck, workpiece location fixedly completes;
2) Workpiece length 100mm and while being less than 300mm, location cone is fixed on to one end inside of hollow spindle near three-jaw self-centering chuck by conicity locking, workpiece is passed to three-jaw self-centering chuck and hollow spindle, until the terminal surface of workpiece is near the end face of location cone, locking three-jaw self-centering chuck, workpiece location fixedly completes;
3) when Workpiece length is more than or equal to 20mm and is less than or equal to 100mm, interstage sleeve is fixed on three-jaw self-centering chuck endoporus, interstage sleeve left end is close to hollow spindle end face, minor axis one end, location is connected with interstage sleeve, workpiece is passed to three-jaw self-centering chuck, until the terminal surface of workpiece, near the end face of location minor axis, is locked three-jaw self-centering chuck, workpiece location fixedly completes.
Use the present invention, in the time of the workpiece of processing different length, the location that only need to adopt the frock of respective type can complete quickly and easily workpiece, for batch machining shaft-like workpiece, can greatly simplify workman's operation, enhance productivity.Three kinds of frocks are suitable for respectively the workpiece of different length, and positioning precision is greatly only 0.1mm, can meet the process requirements of general workpiece.For same frock, again can be according to the length of shaft-like workpiece, select the locating element of corresponding size, the location that can realize random length shaft-like workpiece in can the range of work.Frock itself is simple in structure, is easy to processing and manufacturing, and cost is low, simultaneously easy and simple to handle, the location that can realize fast, accurately, reliably workpiece.
Accompanying drawing explanation
Fig. 1 is the major axis positioning tool schematic diagram of the present invention for the axial workpiece positioning tool of numerically controlled lathe batch machining;
Fig. 2 is the tooling sleeve schematic diagram of the present invention for the axial workpiece positioning tool of numerically controlled lathe batch machining;
Fig. 3 is the workpiece locating shaft schematic diagram of the present invention for the axial workpiece positioning tool of numerically controlled lathe batch machining;
Fig. 4 is the axis positioning tool schematic diagram of the present invention for the axial workpiece positioning tool of numerically controlled lathe batch machining;
Fig. 5 is the minor axis positioning tool schematic diagram of the present invention for the axial workpiece positioning tool of numerically controlled lathe batch machining;
Fig. 6 is the collar schematic diagram of the present invention for the axial workpiece positioning tool of numerically controlled lathe batch machining;
Fig. 7 is the location minor axis schematic diagram of the present invention for the axial workpiece positioning tool of numerically controlled lathe batch machining.
In figure, tooling sleeve 1, aligning bolt 2, hollow spindle 3, workpiece locating shaft 4, headstock 5, workpiece 6, three-jaw self-centering chuck 7, location cone 8, interstage sleeve 9, location minor axis 10.
The specific embodiment
As shown in Fig. 1,4,5, comprise hollow spindle 3, headstock 5, three-jaw self-centering chuck 7, major axis positioning tool, axis positioning tool and minor axis positioning tool for the axial workpiece positioning tool of numerically controlled lathe batch machining, three-jaw self-centering chuck 7 is fixed on hollow spindle 3 ends, and hollow spindle 3 passes headstock 5 and is fixed in headstock 5, major axis positioning tool comprises tooling sleeve 1, aligning bolt 2 and workpiece locating shaft 4, tooling sleeve manufactures according to the outside dimension of hollow spindle 3, be fixed on hollow spindle 3 one end away from three-jaw self-centering chuck 7 by screw fastening, and and between hollow spindle 3, be matched in clearance, aligning bolt 2 is fixed on workpiece locating shaft 4 in hollow spindle 3 through tooling sleeve, as shown in Figure 3, for weight reduction and saving material, workpiece locating shaft 4 can adopt steel tube end part to stop up sub structure, in order to reduce end face position error, on locating surface, should reduce contact area as far as possible, therefore location end face car is circularized, axis positioning tool comprises location cone 8, and location cone 8 is fixed on hollow spindle 3 tapered bore parts by conicity locking, minor axis positioning tool comprises interstage sleeve 9 and location minor axis 10, and interstage sleeve 9 is fixed on three-jaw self-centering chuck 7 endoporus, and interstage sleeve 9 left ends are close to hollow spindle 3 end faces, and minor axis 10 one end, location are connected with interstage sleeve 9.
As shown in Fig. 1,4,5, hollow spindle 3 is conical near one end inner surface of three-jaw self-centering chuck 7.
As shown in Figure 1, 2, tooling sleeve is provided with one piece and above aligning bolt 2.
As shown in Figure 1, 2, tooling sleeve is provided with three pieces of aligning bolts 2 that are arranged symmetrically with.
As shown in Figure 1, when workpiece 6 length are more than or equal to 300mm and are less than or equal to 800mm, adopt major axis positioning tool to be fixed.
As shown in Figure 4, when workpiece 6 length are more than or equal to 100mm and are less than or equal to 300mm, adopt axis positioning tool to be fixed.
As shown in Figure 5, when workpiece 6 length are more than or equal to 20mm and are less than or equal to 100mm, adopt minor axis positioning tool to be fixed.
The using method that is used for the axial workpiece positioning tool of numerically controlled lathe batch machining comprises the following steps:
1) when workpiece 6 length are more than or equal to 300mm and are less than or equal to 800mm, tooling sleeve is fixed on to hollow spindle 3 one end away from three-jaw self-centering chuck 7, position according to the length adjustment workpiece locating shaft 4 of workpiece to be processed in hollow spindle 3 endoporus, aligning bolt 2 is fixed on workpiece locating shaft 4 in hollow spindle 3 through tooling sleeve, regulate aligning bolt 2 to make the central axes of workpiece locating shaft 4 and hollow spindle 3, workpiece 6 is passed to three-jaw self-centering chuck 7 and hollow spindle 3, until the terminal surface of workpiece 6 is near the end face of workpiece locating shaft 4, locking three-jaw self-centering chuck 7, workpiece 6 location fixedly complete,
2) workpiece 6 length 100mm and while being less than 300mm, location cone 8 is fixed on to one end inside of hollow spindle 3 near three-jaw self-centering chuck 7 by conicity locking, workpiece 6 is passed to three-jaw self-centering chuck 7, hollow spindle 3, until the terminal surface of workpiece 6 is near the end face of location cone 8, locking three-jaw self-centering chuck 7, workpiece 6 location fixedly complete;
3) when workpiece 6 length are more than or equal to 20mm and are less than or equal to 100mm, interstage sleeve 9 is fixed on three-jaw self-centering chuck 7 endoporus, interstage sleeve 9 left ends are close to hollow spindle 3 end faces, minor axis 10 one end, location are connected with interstage sleeve 9, workpiece 6 is passed to three-jaw self-centering chuck 7, until the terminal surface of workpiece 6, near the end face of location minor axis 10, is locked three-jaw self-centering chuck 7, workpiece 6 location fixedly complete.As shown in Fig. 5,6,7, according to the diameter of bore of interstage sleeve 9, can manufacture the location minor axis 10 of different length, diameter, to meet different process requirements.
Claims (8)
1. for an axial workpiece positioning tool for numerically controlled lathe batch machining, it is characterized in that comprising hollow spindle (3), headstock (5), three-jaw self-centering chuck (7), major axis positioning tool, axis positioning tool and minor axis positioning tool; Three-jaw self-centering chuck (7) is fixed on hollow spindle (3) end, and hollow spindle (3) passes headstock (5) and is fixed in headstock (5); Major axis positioning tool comprises tooling sleeve (1), aligning bolt (2) and workpiece locating shaft (4), tooling sleeve (1) is fixed on hollow spindle (3) one end away from three-jaw self-centering chuck (7), and aligning bolt (2) is fixed on workpiece locating shaft (4) in hollow spindle (3) through tooling sleeve (1); Axis positioning tool comprises location cone (8), and location cone (8) is fixed on hollow spindle (3) tapered bore part by conicity locking; Minor axis positioning tool comprises interstage sleeve (9) and location minor axis (10), and interstage sleeve (9) is fixed on three-jaw self-centering chuck (7) endoporus, and interstage sleeve (9) left end is close to hollow spindle (3) end face, and minor axis (10) one end, location is connected with interstage sleeve (9).
2. the axial workpiece positioning tool for numerically controlled lathe batch machining according to claim 1, is characterized in that described hollow spindle (3) is taper shape near one end inner surface of three-jaw self-centering chuck (7).
3. the axial workpiece positioning tool for numerically controlled lathe batch machining according to claim 1, is characterized in that described tooling sleeve (1) is provided with one piece and above aligning bolt (2).
4. the axial workpiece positioning tool for numerically controlled lathe batch machining according to claim 1, is characterized in that described tooling sleeve (1) is provided with three pieces of aligning bolts (2) that are arranged symmetrically with.
5. the axial workpiece positioning tool for numerically controlled lathe batch machining according to claim 1, while it is characterized in that described workpiece (6) length is more than or equal to 300mm and is less than or equal to 800mm, adopts described major axis positioning tool to be fixed.
6. the axial workpiece positioning tool for numerically controlled lathe batch machining according to claim 1, while it is characterized in that described workpiece (6) length is more than or equal to 100mm and is less than or equal to 300mm, adopts described axis positioning tool to be fixed.
7. the axial workpiece positioning tool for numerically controlled lathe batch machining according to claim 1, while it is characterized in that described workpiece (6) length is more than or equal to 20mm and is less than or equal to 100mm, adopts described minor axis positioning tool to be fixed.
8. a using method for the axial workpiece positioning tool for numerically controlled lathe batch machining as claimed in claim 1, is characterized in that comprising the following steps:
1) when workpiece (6) length is more than or equal to 300mm and is less than or equal to 800mm, tooling sleeve (1) is fixed on to hollow spindle (3) one end away from three-jaw self-centering chuck (7), aligning bolt (2) is fixed on workpiece locating shaft (4) in hollow spindle (3) through tooling sleeve (1), regulate aligning bolt (2) to make the central axes of workpiece locating shaft (4) and hollow spindle (3), workpiece (6) is passed to three-jaw self-centering chuck (7) and hollow spindle (3), until the terminal surface of workpiece (6) is near the end face of workpiece locating shaft (4), locking three-jaw self-centering chuck (7), workpiece (6) location fixedly completes,
2) when workpiece (6) length is more than or equal to 100mm and is less than 300mm, to locate cone (8) and be fixed on one end inside of hollow spindle (3) near three-jaw self-centering chuck (7) by conicity locking, workpiece (6) is passed to three-jaw self-centering chuck (7) and hollow spindle (3), until the terminal surface of workpiece (6) is near the end face of location cone (8), locking three-jaw self-centering chuck (7), workpiece (6) location fixedly completes;
3) when workpiece (6) length is more than or equal to 20mm and is less than or equal to 100mm, interstage sleeve (9) is fixed on three-jaw self-centering chuck (7) endoporus, interstage sleeve (9) left end is close to hollow spindle (3) end face, minor axis (10) one end, location is connected with interstage sleeve (9), workpiece (6) is passed to three-jaw self-centering chuck (7), until the terminal surface of workpiece (6), near the end face of location minor axis (10), is locked three-jaw self-centering chuck (7), workpiece (6) location fixedly completes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110256969.1A CN102962705B (en) | 2011-08-30 | 2011-08-30 | Shaft part positioning tool for batch processing on numerically controlled lathe and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110256969.1A CN102962705B (en) | 2011-08-30 | 2011-08-30 | Shaft part positioning tool for batch processing on numerically controlled lathe and using method thereof |
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| Publication Number | Publication Date |
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| CN102962705A CN102962705A (en) | 2013-03-13 |
| CN102962705B true CN102962705B (en) | 2014-06-18 |
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| CN201110256969.1A Expired - Fee Related CN102962705B (en) | 2011-08-30 | 2011-08-30 | Shaft part positioning tool for batch processing on numerically controlled lathe and using method thereof |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104959846B (en) * | 2015-07-10 | 2017-04-26 | 宁波健信塑模五金有限公司 | Machining machine tool for long shaft type parts |
| CN109834396B (en) * | 2019-03-04 | 2024-06-04 | 蓝箭航天空间科技股份有限公司 | Composite tool for welding thrust chamber and thrust chamber welding process |
| CN110202320B (en) * | 2019-03-15 | 2024-06-04 | 蓝箭航天技术有限公司 | Composite tool for thrust chamber preparation process and thrust chamber preparation process |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5498008A (en) * | 1994-08-12 | 1996-03-12 | Chase; R. Lee | Chuck jaw locking apparatus for rotatable machine tool |
| EP1393852A1 (en) * | 2001-06-04 | 2004-03-03 | Horkos Corp | Main shaft device for machine tools |
| CN201880920U (en) * | 2010-11-30 | 2011-06-29 | 上海第二工业大学 | Stud clamping device |
| CN202200079U (en) * | 2011-08-30 | 2012-04-25 | 浙江瑞远机床有限公司 | Location tooling for shaft parts processed in batches with numerically controlled lathe |
-
2011
- 2011-08-30 CN CN201110256969.1A patent/CN102962705B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5498008A (en) * | 1994-08-12 | 1996-03-12 | Chase; R. Lee | Chuck jaw locking apparatus for rotatable machine tool |
| EP1393852A1 (en) * | 2001-06-04 | 2004-03-03 | Horkos Corp | Main shaft device for machine tools |
| CN201880920U (en) * | 2010-11-30 | 2011-06-29 | 上海第二工业大学 | Stud clamping device |
| CN202200079U (en) * | 2011-08-30 | 2012-04-25 | 浙江瑞远机床有限公司 | Location tooling for shaft parts processed in batches with numerically controlled lathe |
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