CN201880942U - Novel inner hole finishing clamp - Google Patents
Novel inner hole finishing clamp Download PDFInfo
- Publication number
- CN201880942U CN201880942U CN2010206303344U CN201020630334U CN201880942U CN 201880942 U CN201880942 U CN 201880942U CN 2010206303344 U CN2010206303344 U CN 2010206303344U CN 201020630334 U CN201020630334 U CN 201020630334U CN 201880942 U CN201880942 U CN 201880942U
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- CN
- China
- Prior art keywords
- clamp body
- anchor clamps
- clamp
- claw
- new type
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a novel inner hole finishing clamp which is provided with a clamp body; one side of the clamp body is provided with a connecting stop opening which is positioned with a spindle flange, and the other side of the clamp body is provided with a jaw through a bolt; the middle part of the clamp body is provided with a work piece positioning plate; and the jaw is provided with a cylindrical rod. The novel inner hole finishing clamp has the characteristics of large processing scope, high processing precision, simplicity in manufacturing, strong interchangeability, easiness in work piece installation and detachment and high production efficiency, can process inner holes of various cylindrical outer gears and sprockets, has the precision of up to 0.002 to 0.01mm, has the advantages of high processing precision, precise positioning, quick clamping, convenience in operation and maintenance, low manufacturing cost, easiness in storage and wide universality, and is particularly applicable in the grinding and boring of inner holes of cylindrical outer gears and sprocket structural work pieces.
Description
Technical field
The utility model belongs to technical field of tooling clamps, relates to a kind ofly being installed on internal grinder and the lathe, being used for roller gear class tools for inner bores of workpieces and the accurately machined new type of bore fine finishining of car boring anchor clamps.
Background technology
Any frock clamp all is a kind of auxiliary equipment of using on lathe except that machine tool when carrying out machining at a certain position (being operation) of a specific workpiece, its purpose realizes determining exactly workpiece and cutter (emery wheel) relative position with it, be workpiece location and clamping, to finish the needed relative motion of processing, particularly at typical products in mass production at the processing same position when (being same operation), can obtain immediate result, so that realize the maximum interchangeability of part.
Many machine driving all be unable to do without gear, and as automobile, tractor, bore requires to have various cooperations according to assembling, transmission, that is to say that the endoporus of gear part needs Precision Machining.We can not consider production efficiency for single-piece or a spot of part, but a kind of type of ripe typing generally all can produce in batches, as produce a kind of automobile gearbox or tractor chassis, and all with ten thousand numbers operations, so gear part all has more in enormous quantities.
When the processing gear part, mill endoporus operation generally is last procedure, and its frock clamp not only requires to have versatility, and wants precision height, accurate, the fast characteristics of clamping in location.As everyone knows, gear drive is that the engagement by two gear common normals produces, and it is important, the essential items for inspection that gear detects that common normal is beated, so add man-hour at endoporus, it is clamping location benchmark that our anchor clamps will be paid the utmost attention to the gear common normal.But the number of teeth of gear has uncertainty, not only odd, the difference of even number, and the number of teeth is the gear of prime number in addition, as 11,17,23,37 etc., can not five equilibrium, we generally can be designed to three equal parts or quarter or five equal portions when the design anchor clamps, when run into can not the equal portions number of teeth gear the time, we just can only make special fixture, anchor clamps just do not have versatility like this, our manufacturing cost will increase, and runs into typical products in mass production, needs to add man-hour with many grinding machines, will severally overlap, even overlap same anchor clamps more, resembling our enterprise is a factory based on Gear Processing, and the used shelf of special tooling anchor clamps have taken most of space in warehouse, particularly when a kind of product discontinuance, those special tooling anchor clamps also can only be stopped using simultaneously, because the special tooling anchor clamps add man-hour all through heat treated, be difficult to reuse, cause very big waste.
Gear grinding out anchor clamps mainly contain flexible sheet chuck, disk spring chip, electric magnetic no-core formula at present, also have hydraulic pressure, air-actuated jaw, flexible sheet chuck and disk spring chip processing and manufacturing more complicated in these anchor clamps, need certain working ability and heat treatment technics, and its range of work has strict requirement, also is the corresponding a kind of products of a kind of anchor clamps basically.As for electric magnetic no-core formula, hydraulic pressure, air-actuated jaw all is combined type, and it is just complicated more to relate to electrical control circuit, Hydraulic Station, air compression station.
The utility model content
In order to overcome the above-mentioned shortcoming of prior art, the utility model provides the new type of bore fine finishining anchor clamps that a kind of range of work is big, manufacturing is simple, interchangeability is strong, work-handling is easy, production efficiency is high.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of new type of bore fine finishining anchor clamps, clamp body is arranged, side at clamp body is provided with the seam that connects that is used for the spindle flange location, opposite side at clamp body is equipped with claw by bolt, at the middle part of clamp body the workpiece location-plate is housed, at the cylindrical rod that is evenly distributed in of clamp body.
Periphery wall at the clamp body that claw one side is housed is provided with bolt hole and and elongated slot.
Described clamp body periphery wall is provided with two bolts hole and an elongated slot, equidistantly distributes between two bolts hole and an elongated slot.
Described claw has a movable jaw and two stationary jaws.
The arc size of described movable jaw and stationary jaw is always measure-alike with supporting frock body inwall working face.
The beneficial effects of the utility model are: the range of work is big, machining accuracy is high, manufacturing is simple, interchangeability is strong, work-handling is easy, production efficiency is high, can satisfy various cylinder external gears, the processing of sprocket wheel endoporus, precision can reach 0.002-0.01mm, have the machining accuracy height, the location is accurate, clamping is fast, easy and simple to handle, easy to maintenance, low cost of manufacture, be easy to preserve, advantage that versatility is wide, be specially adapted to cylinder external gear, the grinding of chain sprocket structure class workpiece, car boring endoporus.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Structural representation when Fig. 2 is the utility model use.
Among the figure: 1-clamp body, 2-workpiece, 3-movable jaw, 4-bolt, 5-cylindrical rod, 6-workpiece location-plate, 7-stationary jaw, 8-connect seam, 9-elongated slot, 10-bolt hole.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further specified.
Referring to Fig. 1 and Fig. 2, a kind of new type of bore fine finishining anchor clamps, clamp body 1 is arranged, a side of clamp body 1 be provided be used for the spindle flange location connect seam 8, the periphery wall of the clamp body 1 that claw one side is housed be provided with bolt hole 10 and and 9, two bolts hole 9 of elongated slot and an elongated slot 10 between equidistantly distribute; By bolt 4 claw is housed on clamp body 1, described claw has a movable jaw 3 and two stationary jaws 7; At the middle part of clamp body 1 workpiece location-plate 6 is housed, is evenly distributed in cylindrical rod 5 at clamp body 1.
When specifically implementing, clamp body 1 is linked together with the grinding machine spindle flange by connection seam 8, there are 2 φ 11mm bolts hole 10 and a 30x11mm elongated slot 9 in the border that connects seam 8, by bolt 4 connections, fixing and adjusting claw; The arc surface size of claw is the same with hole dimension in the frock body running face, its step end face and arc surface can both be close together with the relevant work face of frock body when work, by bolt 4 itself and frock body are fixed together, unclamp the bolt 4 that connects movable jaw 3, movable jaw 3 can be along the left and right sides slippage of frock body elongated slot, mobile come what may movable jaw 3, the working face of three claws is all on same circular arc, utilize this characteristic, when the duplicate gear of processing example, as long as the cylindrical rod 5 of three same sizes of design, make it three tangent contacts of teeth groove with gear, cling with butter during clamping, the three cylindrical rod requires trisection placement as far as possible, can be by 11+11+12=34 as 34 tooth workpiece, 35 tooth workpiece are pressed 12+12+11=35,37 tooth workpiece are pressed 12+12+13=37, and 38 tooth workpiece are then pressed 13+13+12=38, analogy successively, one tooth poor, can by 3 divide exactly severally just should not say that in a word, all numbers can both be by 3 " five equilibriums " naturally.Utilize above " trisection " method, clamp body is put in the workpiece dislocation that glues cylindrical rod 5, because of the gap of 0.5-3mm is arranged, workpiece is put into very convenient, presses the rotation direction rightabout of workpiece on main shaft then with workpiece pretension in addition, just can process.
Workpiece location-plate 6 is according to the design that varies in size of every kind of Workpiece length, endoporus, is used for assist location when clamping workpiece, during work and the frock body by screw attachment together.
The utility model can be according to the different claw of several covers of product outside dimension size configure, and the claw size can change; Also can promptly change the numerical value of the diameter of cylindrical rod, enlarge the range of work of frock body by changing cylindrical rod and the gear position of tangent line mutually.The range of work of a frock body is bigger, by claw reasonable in design and cylindrical rod, just can this overlap frock as the standard scroll chuck the same.Process a collection of identical parts with this method and only need proofread and correct once, the element precision that processes is very high, because adopted gear common normal as processing location benchmark, and mounting or dismounting are very light.
The utility model is that general clamping device use in interior circle processing, is specially adapted to cylinder external gear, the grinding of chain sprocket structure class workpiece, car boring endoporus, and it is fast, easy and simple to handle, easy to maintenance to have a machining accuracy height, location standard, clamping; Have low cost of manufacture simultaneously, be easy to preserve the advantage that versatility is wide.
The utility model can directly connect with internal grinder, also can connect use by chuck with internal grinder or lathe; The two Kong Yuyi elongated slots that the installation claw is used on the frock body are equal portions settings; Claw and frock body need supporting use, and every secondary claw and cylindrical rod are coordinated use can corresponding different product, and promptly product needn't be fixed corresponding with claw.
Claims (5)
1. new type of bore fine finishining anchor clamps, clamp body is arranged, it is characterized in that: the side at clamp body is provided with the seam that connects that is used for the spindle flange location, opposite side at clamp body is equipped with claw by bolt, at the middle part of clamp body the workpiece location-plate is housed, at the cylindrical rod that is evenly distributed in of clamp body.
2. new type of bore fine finishining anchor clamps as claimed in claim 1 is characterized in that: the periphery wall at the clamp body that claw one side is housed is provided with bolt hole and and elongated slot.
3. new type of bore fine finishining anchor clamps as claimed in claim 1 or 2 is characterized in that: described clamp body periphery wall is provided with two bolts hole and an elongated slot, equidistantly distributes between two bolts hole and an elongated slot.
4. new type of bore fine finishining anchor clamps as claimed in claim 1 or 2 is characterized in that: described claw has a movable jaw and two stationary jaws.
5. new type of bore fine finishining anchor clamps as claimed in claim 4 is characterized in that: the arc size of described movable jaw and stationary jaw is always measure-alike with supporting frock body inwall working face.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010206303344U CN201880942U (en) | 2010-11-29 | 2010-11-29 | Novel inner hole finishing clamp |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010206303344U CN201880942U (en) | 2010-11-29 | 2010-11-29 | Novel inner hole finishing clamp |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201880942U true CN201880942U (en) | 2011-06-29 |
Family
ID=44178470
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2010206303344U Expired - Fee Related CN201880942U (en) | 2010-11-29 | 2010-11-29 | Novel inner hole finishing clamp |
Country Status (1)
Country | Link |
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CN (1) | CN201880942U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102513931A (en) * | 2011-12-19 | 2012-06-27 | 綦江齿轮传动有限公司 | Positioning fixture for pitch circle of wedge-shaped gear |
CN102909620A (en) * | 2012-10-24 | 2013-02-06 | 常熟天地煤机装备有限公司 | Universal type pitch circle positioning gear mill inner hole device |
CN113874160A (en) * | 2019-05-20 | 2021-12-31 | 采埃孚股份公司 | Method for producing and machining a cylindrical hollow body made of aluminum or an aluminum alloy and for arranging the hollow body in a motor vehicle transmission, cylindrical hollow body, and vehicle transmission |
-
2010
- 2010-11-29 CN CN2010206303344U patent/CN201880942U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102513931A (en) * | 2011-12-19 | 2012-06-27 | 綦江齿轮传动有限公司 | Positioning fixture for pitch circle of wedge-shaped gear |
CN102513931B (en) * | 2011-12-19 | 2014-03-12 | 綦江齿轮传动有限公司 | Positioning fixture for pitch circle of wedge-shaped gear |
CN102909620A (en) * | 2012-10-24 | 2013-02-06 | 常熟天地煤机装备有限公司 | Universal type pitch circle positioning gear mill inner hole device |
CN113874160A (en) * | 2019-05-20 | 2021-12-31 | 采埃孚股份公司 | Method for producing and machining a cylindrical hollow body made of aluminum or an aluminum alloy and for arranging the hollow body in a motor vehicle transmission, cylindrical hollow body, and vehicle transmission |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110629 Termination date: 20111129 |