CN203936857U - For changing the quick-change tool of gear hobbing Molded Depth hole thimble - Google Patents
For changing the quick-change tool of gear hobbing Molded Depth hole thimble Download PDFInfo
- Publication number
- CN203936857U CN203936857U CN201420320546.0U CN201420320546U CN203936857U CN 203936857 U CN203936857 U CN 203936857U CN 201420320546 U CN201420320546 U CN 201420320546U CN 203936857 U CN203936857 U CN 203936857U
- Authority
- CN
- China
- Prior art keywords
- thimble
- hoists
- gear hobbing
- pin
- contact
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model relates to the quick-change tool for changing gear hobbing Molded Depth hole thimble.One end of sleeve pipe is connecting handle, the other end is connecting sleeve, the quadrilateral hole that the cylinder Kong Weiyu deep hole thimble of sleeve coordinates, in quadrilateral hole, between adjacent two sides, be respectively equipped with the V-arrangement projection to hole internal projection everywhere, one side of described V-arrangement projection is dismounting contact-making surface, and another side is for installing contact-making surface; Offer the pin holddown groove that hoists of four U-shapeds with the end face of four sleeves corresponding to dismounting contact-making surface, in each pin holddown groove that hoists, be fixed with respectively the pin that hoists, and the pin that hoists axially and sleeve radially in same direction.When dismounting, the socket end of quick-change tool stretches in gear hobbing mould, is enclosed within on thimble, and the pin contacts that hoists at contact-making surface places is dismantled with four respectively in four sides of thimble bottom, and rotating counterclockwise handle can disassemble thimble in gear hobbing mould; When installation, jacket casing, on thimble, clockwise rotates handle and thimble can be packed into gear hobbing mould.
Description
Technical field
The utility model belongs to Machining Technology field, is specifically related to the quick-change tool for changing gear hobbing Molded Depth hole thimble.
Background technology
Longaxones parts adds man-hour carrying out gear-hobbing machine external splines, conventionally adopts major axis vertical direction to place, and lower end is fixing with gear hobbing mould location, and upper end is with tail stock for machine tool thimble location.Because major axis series products is more, different in size, use same secondary mould positioning and clamping, due to length difference, use same die ejector pin, long or the too short machine tooling scope that all can exceed of workpiece, causes a series of products of a kind of gear hobbing mould within the scope of can only processing length, cannot locate processing to the product that exceedes length range.Existing gear hobbing model point is: accurate positioning, and realize long axis workpiece two ends centre bore and adopt two thimble location, ensure external splines and each grade of cylindrical concentricity of major axis, improve the quality of products.Shortcoming is: number of molds is too much, due to longaxones parts specification disunity, and different in size causing, the corresponding a kind of mold base of a kind of specification product, causes mould more.In production, number of molds is too much, is not easy to management maintenance.Change product more difficult, because of a kind of corresponding die holder of thimble of specification, die change adopts whole die holder to change and adjusts, and thimble cannot be changed separately.Die holder entirety is heavier, needs again to beat table centering after replacing, general 20～30 minutes of time.
Utility model content
The thimble of gear hobbing mould adapted different length, the major axis series products different in size that can solve some adds a shared gear hobbing mould in man-hour; In order to solve the handling problem of thimble, it is a kind of for changing the quick-change tool of gear hobbing Molded Depth hole thimble that the utility model provides.
Comprise sleeve pipe for the quick-change tool of changing gear hobbing Molded Depth hole thimble, one end of sleeve pipe is connecting handle, and the other end is connecting sleeve; The quadrilateral hole that the cylinder Kong Weiyu deep hole thimble of described sleeve coordinates, is respectively equipped with the V-arrangement projection to hole internal projection between adjacent two sides everywhere in quadrilateral hole, and a side of described V-arrangement projection is dismounting contact-making surface, and another side is for installing contact-making surface; Offer the pin holddown groove that hoists of four U-shapeds with the end face of four sleeves corresponding to dismounting contact-making surface, in each pin holddown groove that hoists, be fixed with respectively the pin that hoists, and the pin that hoists axially and sleeve radially in same direction;
While being used for dismantling, the socket end of quick-change tool stretches in gear hobbing mould, is enclosed within on thimble, the pin contacts that hoists at contact-making surface places is dismantled with four respectively in four sides of thimble bottom, rotate counterclockwise handle, the pin that hoists screws in the basifacial arc groove of four sides, thimble can be disassembled in gear hobbing mould; When installation, jacket casing is on thimble, and four sides of thimble bottom contact with described four installation contact-making surfaces respectively, clockwise rotate handle and thimble can be packed into gear hobbing mould.
Four sides in described quadrilateral hole are the cambered surface of same curvature radius.
Useful technique effect of the present utility model embodies in the following areas:
1. quick-change tool is simple in structure, can realize quick joining with thimble.Sleeve pipe adopts hollow-core construction, reduces to greatest extent quick-change tool weight; Sleeve is installed arcwall face transition between contact-making surface and dismounting contact-making surface, and while guaranteeing thimble installation and removal, quick-change tool can steadily turn round, and realizes two contact-making surfaces and switches fast; Hoist pin and thimble arc groove fit form is simple and direct, can realize that quick-change tool is connected fast with thimble, separation;
2. simple operation, casing length directly makes up the degree of depth that manually cannot touch, realizes the replacing of the required thimble of different length workpiece;
3. solve deep hole and cannot change a difficult problem for thimble, facilitated mold management, cost-saving.
Brief description of the drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is tube-in-tube structure schematic diagram.
Fig. 3 is the right planar view of Fig. 2.
Fig. 4 is use state diagram of the present utility model.
Fig. 5 is the cutaway view Amplified image of Fig. 4.
Fig. 6 is the schematic diagram that in Fig. 5, quick-change tool is rotated counterclockwise state.
Fig. 7 is the turn clockwise schematic diagram of state of quick-change tool in Fig. 5.
Fig. 8 is the structural representation of the deep hole thimble that is disassembled.
Sequence number in upper figure: gear hobbing mould die holder 1, gear hobbing mould mould body 2, thimble 5; Platen 10, sleeve 61, the pin 62 that hoists, sleeve pipe 63, end cap 64, handle 65, dismounting contact-making surface 611, installation contact-making surface 612, the pin holddown groove 613 that hoists, arcwall face 614, thimble contact-making surface 616, thimble working face 51, arc groove 52.
Detailed description of the invention
Below in conjunction with accompanying drawing, by embodiment, the utility model is further described.
Referring to Fig. 1, comprise sleeve pipe 63 for the quick-change tool of changing gear hobbing Molded Depth hole thimble, the length of sleeve pipe 63 is 220mm.One end of sleeve pipe 63 is connecting handle 65 by end cap 64, and the other end is connecting sleeve 61.The quadrilateral hole that the cylinder Kong Weiyu deep hole thimble of sleeve 61 coordinates, is respectively equipped with the V-arrangement projection to hole internal projection between adjacent two sides everywhere in quadrilateral hole; One side of V-arrangement projection is dismounting contact-making surface 611, and Fig. 3, for contact-making surface 612 is installed, is seen in another side; Offer the pin holddown groove 613 that hoists of four U-shapeds with the end face of four sleeves 61 corresponding to dismounting contact-making surface 611, see Fig. 2; Each pin holddown groove 613 that hoists is interior is installed with respectively the pin 62 that hoists, and the pin 62 that hoists axially and sleeve 61 radially in same direction; Four sides in quadrilateral hole are the cambered surface of same curvature radius; Gear hobbing mould mould body 2 is fixed on gear hobbing mould die holder 1, and gear hobbing mould die holder 1 is fixed on platen 10.
Referring to Fig. 8, the bottom of the thimble 5 being disassembled is quadrangular shape, has four working faces 51, and the bottom between Adjacent Working Face is provided with the arc groove 52 of indent.
When thimble 5 is installed, thimble 5 is put into the sleeve 61 of quick-change tool, now, the lower surface of the arc groove 52 on thimble 5 is that thimble contact-making surface 616 contacts with the end face of sleeve 61, due to the pin 62 position limitation effects that hoist, thimble working face 51 contacts with the installation contact-making surface 612 in sleeve 61, sees Fig. 7; Be rotated counterclockwise quick-change tool, the installation contact-making surface 612 in thimble working face 51 and sleeve 61 separately; Arcwall face 614 in sleeve 61 rotates through after the wedge angle of thimble working face 51 two adjacent surfaces formations, and thimble working face 51 contacts with the dismounting contact-making surface 611 in sleeve 61, and now, the pin 62 that hoists enters in arc groove 52, sees Fig. 6; Then handle 65 turns clockwise, sleeve 61 clockwise rotates, arcwall face 614 in sleeve 61 turns over after the wedge angle of thimble working face 51 two adjacent surfaces formations, the pin 62 that makes to hoist exits arc groove 52, and the installation contact-making surface 612 in sleeve 61 contacts with thimble working face 51, drives thimble 5 to clockwise rotate, see Fig. 7, after thimble 5 is located, has been connected with gear hobbing mould die holder 1, quick-change tool can directly directly upwards exit from gear hobbing mould, completes the installation of thimble 5.
When thimble 5 is dismantled, quick-change tool is directly put into gear hobbing mould downwards, and now, the lower surface of arc groove 52 is that thimble contact-making surface 616 contacts with the end face of sleeve 61; Due to the pin 62 position limitation effects that hoist, thimble working face 51 contacts with the installation contact-making surface 612 in sleeve 61, sees Fig. 7.Then, be rotated counterclockwise quick-change tool, arcwall face 614 in sleeve 61 turns over after the wedge angle of thimble working face 51 two adjacent surfaces formations, and the pin 62 that hoists enters in arc groove 52, and the dismounting contact-making surface 611 in sleeve 61 contacts with thimble working face 51, see Fig. 6, drive thimble 5 to be rotated counterclockwise, locate after standing part, now until thimble 5 exits gear hobbing mould die holder 1 completely, the pin 62 that hoists snaps in arc groove 52, upwards can directly exit from gear hobbing mould with thimble 5 by quick-change tool.Thimble 5 exits after gear hobbing mould, thimble 5 is motionless, quick-change tool turns clockwise, arcwall face 614 in sleeve 61 turns over after the wedge angle of thimble working face 51 two adjacent surfaces formations, and thimble working face 51 contacts with the installation contact-making surface 612 in sleeve 61, sees Fig. 7, the pin 62 that hoists exits arc groove 52, quick-change tool moves up, and thimble 5 departs from sleeve 61, completes the dismounting of thimble 5.
Claims (3)
1. for changing the quick-change tool of gear hobbing Molded Depth hole thimble, comprise sleeve pipe, one end of sleeve pipe is connecting handle, the other end is connecting sleeve, it is characterized in that: the quadrilateral hole that the cylinder Kong Weiyu deep hole thimble of described sleeve coordinates, in quadrilateral hole, be respectively equipped with the V-arrangement projection to hole internal projection everywhere between adjacent two sides, a side of described V-arrangement projection is dismounting contact-making surface, and another side is for installing contact-making surface; Offer the pin holddown groove that hoists of four U-shapeds with the end face of four sleeves corresponding to dismounting contact-making surface, in each pin holddown groove that hoists, be fixed with respectively the pin that hoists, and the pin that hoists axially and sleeve radially in same direction; While being used for dismantling, the socket end of quick-change tool stretches in gear hobbing mould, is enclosed within on thimble, the pin contacts that hoists at contact-making surface places is dismantled with four respectively in four sides of thimble bottom, rotate counterclockwise handle, the pin that hoists screws in the basifacial arc groove of four sides, thimble can be disassembled in gear hobbing mould; When installation, jacket casing is on thimble, and four sides of thimble bottom contact with described four installation contact-making surfaces respectively, clockwise rotate handle and thimble can be packed into gear hobbing mould.
2. according to claim 1 for changing the quick-change tool of gear hobbing Molded Depth hole thimble, it is characterized in that: four sides in described quadrilateral hole are the cambered surface of same curvature radius.
3. according to claim 1 for changing the quick-change tool of gear hobbing Molded Depth hole thimble, it is characterized in that: the length of described sleeve pipe is greater than 200mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420320546.0U CN203936857U (en) | 2014-06-17 | 2014-06-17 | For changing the quick-change tool of gear hobbing Molded Depth hole thimble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420320546.0U CN203936857U (en) | 2014-06-17 | 2014-06-17 | For changing the quick-change tool of gear hobbing Molded Depth hole thimble |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203936857U true CN203936857U (en) | 2014-11-12 |
Family
ID=51856204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420320546.0U Withdrawn - After Issue CN203936857U (en) | 2014-06-17 | 2014-06-17 | For changing the quick-change tool of gear hobbing Molded Depth hole thimble |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203936857U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104044109A (en) * | 2014-06-17 | 2014-09-17 | 安徽合力股份有限公司 | Quick change tool for replacing deep hole thimble of hobbing die |
| CN107520349A (en) * | 2016-06-21 | 2017-12-29 | 张家港市思杰五金工具有限公司 | Punch die extraction element |
-
2014
- 2014-06-17 CN CN201420320546.0U patent/CN203936857U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104044109A (en) * | 2014-06-17 | 2014-09-17 | 安徽合力股份有限公司 | Quick change tool for replacing deep hole thimble of hobbing die |
| CN104044109B (en) * | 2014-06-17 | 2016-04-20 | 安徽合力股份有限公司 | For changing the quick-change tool of gear hobbing Molded Depth hole thimble |
| CN107520349A (en) * | 2016-06-21 | 2017-12-29 | 张家港市思杰五金工具有限公司 | Punch die extraction element |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141112 Effective date of abandoning: 20160420 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20141112 Effective date of abandoning: 20160420 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |