CN2825193Y - Clamp used in grinding of large-scale arc surface of workpiece - Google Patents
Clamp used in grinding of large-scale arc surface of workpiece Download PDFInfo
- Publication number
- CN2825193Y CN2825193Y CN 200520009976 CN200520009976U CN2825193Y CN 2825193 Y CN2825193 Y CN 2825193Y CN 200520009976 CN200520009976 CN 200520009976 CN 200520009976 U CN200520009976 U CN 200520009976U CN 2825193 Y CN2825193 Y CN 2825193Y
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- China
- Prior art keywords
- workpiece
- arc surface
- anchor clamps
- guide rail
- arc
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- 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 - Lifetime
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- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The utility model discloses a clamp for grinding a large circular arc surface of a workpiece. A clamp seat is fixedly connected to a guideway which is provided with a circular arc track working surface, a device which drives the workpiece to motion is connected to the clamp seat through a shaft and is in sliding fit with the guideway, and the device is connected to a device which is used for clamping the workpiece. The utility model has the advantage of simple structure and high accuracy for grinding circular arcs, processing precision and efficiency can be enhanced, and production cost can be greatly reduced when the utility model is used for single-piece small batch production.
Description
Technical field
The utility model relates to a kind of anchor clamps, particularly a kind of anchor clamps that can make general-purpose grinder realize the large-scale arc surface grinding of workpiece.
Background technology
At present, the following large-scale inside and outside circular arc arcwall face of processing R350mm mainly rubs continuous form grinding, line excision forming etc. by abrasive wheel forming grinding, circle.But there is the limitation that processing cost can be higher when the degree of accuracy is not high, processing cost is high, efficient is low and be used for single and mini-batch production produced in above processing method.
Summary of the invention
The purpose of this utility model provides the anchor clamps of the large-scale arc surface grinding of a kind of workpiece, uses it can make the grinding of general-purpose grinder realization to the large-scale inside and outside circle cambered surface of workpiece, and improves machining accuracy.
The purpose of this utility model is achieved in that and is fixedly connected with a guide rail that is provided with the arc track working face on the clamping fixture seat, the device of a drive workpiece motion s is connected on the clamping fixture seat and with guide rail by axle and is slidingly matched, and is connected with the device that is used for holding workpiece on this device.
The arc center of circle of the arc track working face of described guide rail is on the axle center of axle.
The device of described drive workpiece motion s is the arm that can rotate around the axis, and it is provided with the slide block of band open slot, and the arc track working face of the open slot of slide block and guide rail is slidingly matched.
Open slot on the described slide block is a deep-slotted chip breaker, the working face circular arc concentric of its arc and guide rail.
The described device that is used for holding workpiece is connected and composed by screw rod by parts that are used for holding workpieces and pressing plate, and the parts that are used for holding workpieces are connected the device that drives workpiece motion s by bolt.
Be provided with two bar holes with horizontal vertical on described parts that are used for holding workpieces and the pressing plate respectively, two screw rods pass corresponding bar hole respectively and pressing plate are connected the parts that are used for holding workpieces.
The lower end of the device of described drive workpiece motion s is provided with handle.
Owing to adopted such scheme, be fixedly connected with a guide rail that is provided with the arc track working face on the clamping fixture seat, a device that drives workpiece motion s is connected on the clamping fixture seat by axle, this device is provided with the slide block of band open slot, the arc track working face of the open slot of slide block and guide rail is slidingly matched, and the device that drives workpiece motion s can be moved around the arc track working face of axle along guide rail.Be connected with the device that is used for holding workpiece on the device of drive workpiece motion s, workpiece is clamped in the device that is used for holding workpiece, the device that promote to drive workpiece motion s is done clockwise or is counterclockwise moved along the arc track working face of guide rail around axle, just can on the common planar grinding machine, realize to workpiece large-scale inside and outside the grinding of circular arc arcwall face.The described device that is used for holding workpiece is connected and composed by screw rod by parts that are used for holding workpieces and pressing plate, be used for being provided with respectively on the parts of holding workpieces and the pressing plate two bar holes with horizontal vertical, two screw rods pass corresponding bar hole respectively and pressing plate are connected the parts that are used for holding workpieces, the length of described bar hole is the shift length of screw rod, need the size of the arc size of grinding according to workpiece, adjust the height and position of screw rod, the clamping height of workpiece is changed, thereby grinding go out the different workpiece circular arc of size.
The utility model is simple in structure, the degree of accuracy height of grinding circular arc, the dimensional tolerance of the arcwall face that processes between 0.01mm-0.1mm, surface roughness is Ra0.1um, can improve machining accuracy and efficient, when producing, can reduce production costs significantly in particular for single and mini-batch production.
The utility model is described in further detail below in conjunction with drawings and Examples.
Description of drawings
Fig. 1 is a schematic diagram of the present utility model;
Fig. 2 is a side view of the present utility model.
The specific embodiment
Referring to Fig. 1, Fig. 2, be fixedly connected with a guide rail 5 that is provided with the arc track working face by screw on the clamping fixture seat 1 of the present utility model, a device 2 that drives workpiece motion s is connected on the clamping fixture seat 1 by axle 12, be with the axle sleeve 13 that is slidingly matched with it on the axle 12, with packing ring 10, nut 11 lockings, the arc center of circle of the arc track working face of described guide rail 5 is on the axle center of axle 12 respectively at the two ends of axle 12.The device 2 that drives workpiece motion s is to be screwed the slide block 6 of a band open slot on it around the arm of axle 12 rotations, and the arc track working face of the open slot of slide block 6 and guide rail 5 is slidingly matched, and can prevent limited slip block 6 axial floats.This open slot is a deep-slotted chip breaker, the working face circular arc concentric of its arc and guide rail 5.On the arc chimb of slide block 6, be screwed a block 7 and form open slot, be beneficial to the arc processing of open slot.The described device that is used for holding workpiece is connected and composed by screw rod 14 with pressing plate 4 by the parts 3 that are used for holding workpieces.Be provided with two bar holes 15 with horizontal vertical on described parts 3 that are used for holding workpieces and the pressing plate 4 respectively, two screw rods 14 pass corresponding bar hole respectively pressing plate 4 are connected the parts 3 that are used for holding workpieces, and the length of described bar hole is the shift length of screw rod 14.Described screw rod 14 is divided into big small end, and the bar hole that its small end passes on the parts 3 that are used for holding workpieces is fastening with nut, and the bar hole that its big end passes on the pressing plate 4 locks with nut.The parts 3 that are used for holding workpieces are fixedly connected on the device 2 that drives workpiece motion s by bolt 8.The lower end of the device 2 of described drive workpiece motion s is provided with handle 9.
When using the utility model, clamping fixture seat 1 is positioned on the magnetic worktable of common plane grinding machine, and adds magnetic and fix.At first the arc size size that need process according to workpiece is adjusted the distance between screw rod 14 and the axle 12, during adjustment the nut of screw rod 14 small ends is unscrewed, make screw rod 14 in bar hole, move to desired location, fastening nut is fixed screw rod, then workpiece is placed on the device that is used for holding workpiece of these anchor clamps, make workpiece one end be positioned screw rod 14, moving press plate 4, make pressing plate 4 and the parts 3 that are used for holding workpieces support workpiece jointly, the 14 big end nuts that tight a bolt subsequently make pressing plate 4 and the parts 3 that are used for holding workpieces clamp workpiece, at this moment start grinding machine, the device 2 that the hand-held handle 9 of operator promotes to drive workpiece motion s is done clockwise or is counterclockwise moved along the arc track working face of guide rail 5 around axle 12, just can realize the grinding to the large-scale circular arc arcwall face of workpiece on the common planar grinding machine.During circular arc, emery wheel and workpiece arc surface carry out the inscribe grinding in the grinding; During the grinding external arc, emery wheel and workpiece circular arc carry out circumscribed grinding.The dimensional tolerance that adopts the arcwall face that the utility model processes between 0.01mm-0.1mm, surface roughness is Ra0.1um.
Claims (7)
1. the anchor clamps of the large-scale arc surface grinding of workpiece, comprise clamping fixture seat (1), it is characterized in that: be fixedly connected with a guide rail (5) that is provided with the arc track working face on the clamping fixture seat (1), the device (2) of a drive workpiece motion s is connected clamping fixture seat (1) by axle (12) and upward and with guide rail (5) is slidingly matched, and this device is connected with the device that is used for holding workpiece on (2).
2. the anchor clamps of the large-scale arc surface grinding of workpiece according to claim 1 is characterized in that: the arc center of circle of the arc track working face of described guide rail (5) is on the axle center of axle (12).
3. the anchor clamps of the large-scale arc surface grinding of workpiece according to claim 1, it is characterized in that: the device of described drive workpiece motion s (2) is can be around the arm of axle (12) rotation, it is provided with the slide block (6) of band open slot, and the arc track working face of the open slot of slide block (6) and guide rail (5) is slidingly matched.
4. the anchor clamps of the large-scale arc surface grinding of workpiece according to claim 3 is characterized in that: the open slot on the described slide block (6) is a deep-slotted chip breaker, the working face circular arc concentric of its arc and guide rail (5).
5. the anchor clamps of the large-scale arc surface grinding of workpiece according to claim 1, it is characterized in that: the described device that is used for holding workpiece is connected and composed by screw rod (14) by parts that are used for holding workpieces (3) and pressing plate (4), and the parts (3) that are used for holding workpieces are connected the device (2) that drives workpiece motion s by bolt (8).
6. the anchor clamps of the large-scale arc surface grinding of workpiece according to claim 5, it is characterized in that: be provided with two bar holes (15) with horizontal vertical on described parts (3) that are used for holding workpieces and the pressing plate (4) respectively, two screw rods (14) pass corresponding bar hole respectively and pressing plate (4) are connected the parts (3) that are used for holding workpieces.
7. the anchor clamps of the large-scale arc surface grinding of workpiece according to claim 1 is characterized in that: the lower end of the device of described drive workpiece motion s (2) is provided with handle (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520009976 CN2825193Y (en) | 2005-09-19 | 2005-09-19 | Clamp used in grinding of large-scale arc surface of workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520009976 CN2825193Y (en) | 2005-09-19 | 2005-09-19 | Clamp used in grinding of large-scale arc surface of workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2825193Y true CN2825193Y (en) | 2006-10-11 |
Family
ID=37065377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520009976 Expired - Lifetime CN2825193Y (en) | 2005-09-19 | 2005-09-19 | Clamp used in grinding of large-scale arc surface of workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2825193Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101862968A (en) * | 2010-03-16 | 2010-10-20 | 沈阳飞机工业（集团）有限公司 | Tool for processing sector |
| CN102328222A (en) * | 2011-07-29 | 2012-01-25 | 吴江市和喜机械有限公司 | Fixture |
| CN103537927A (en) * | 2013-09-27 | 2014-01-29 | 江苏省徐州锻压机床厂集团有限公司 | Universal fixture for slotting press machine connecting rod |
| CN105773236A (en) * | 2016-05-26 | 2016-07-20 | 盛瑞传动股份有限公司 | Clamp for brake paw machining |
| CN106984947A (en) * | 2017-04-14 | 2017-07-28 | 北京航星机器制造有限公司 | The machining process of journal stirrup part arc profile |
| CN107080355A (en) * | 2017-06-29 | 2017-08-22 | 王晨语 | A kind of semi-automatic system brushes flat a mao machine |
| CN107457684A (en) * | 2017-08-28 | 2017-12-12 | 朱炳和 | A kind of honing fixture for being easy to workpiece loading and unloading |
| CN112045566A (en) * | 2020-09-14 | 2020-12-08 | 中国航发贵州黎阳航空动力有限公司 | Clamp for machining large-radius non-full-circular arc surface and non-full-circular conical surface and using method |
-
2005
- 2005-09-19 CN CN 200520009976 patent/CN2825193Y/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101862968A (en) * | 2010-03-16 | 2010-10-20 | 沈阳飞机工业（集团）有限公司 | Tool for processing sector |
| CN101862968B (en) * | 2010-03-16 | 2012-01-04 | 沈阳飞机工业（集团）有限公司 | Tool for processing sector |
| CN102328222A (en) * | 2011-07-29 | 2012-01-25 | 吴江市和喜机械有限公司 | Fixture |
| CN103537927A (en) * | 2013-09-27 | 2014-01-29 | 江苏省徐州锻压机床厂集团有限公司 | Universal fixture for slotting press machine connecting rod |
| CN105773236A (en) * | 2016-05-26 | 2016-07-20 | 盛瑞传动股份有限公司 | Clamp for brake paw machining |
| CN105773236B (en) * | 2016-05-26 | 2018-05-11 | 盛瑞传动股份有限公司 | A kind of brake pawl fixture for processing |
| CN106984947A (en) * | 2017-04-14 | 2017-07-28 | 北京航星机器制造有限公司 | The machining process of journal stirrup part arc profile |
| CN107080355A (en) * | 2017-06-29 | 2017-08-22 | 王晨语 | A kind of semi-automatic system brushes flat a mao machine |
| CN107457684A (en) * | 2017-08-28 | 2017-12-12 | 朱炳和 | A kind of honing fixture for being easy to workpiece loading and unloading |
| CN112045566A (en) * | 2020-09-14 | 2020-12-08 | 中国航发贵州黎阳航空动力有限公司 | Clamp for machining large-radius non-full-circular arc surface and non-full-circular conical surface and using method |
| CN112045566B (en) * | 2020-09-14 | 2022-05-13 | 中国航发贵州黎阳航空动力有限公司 | Fixture for machining large-radius non-full-circular arc surface and non-full-circular conical surface and using method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20061011 |
|
| EXPY | Termination of patent right or utility model |