CN102107379A - Clamping method for shaft parts and holding device - Google Patents
Clamping method for shaft parts and holding device Download PDFInfo
- Publication number
- CN102107379A CN102107379A CN2009101569023A CN200910156902A CN102107379A CN 102107379 A CN102107379 A CN 102107379A CN 2009101569023 A CN2009101569023 A CN 2009101569023A CN 200910156902 A CN200910156902 A CN 200910156902A CN 102107379 A CN102107379 A CN 102107379A
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Abstract
A clamping method for shaft parts and a holding device belong to the technical field of grinding shafts. A conventional clamp has the disadvantages of smaller application range, complicated structure, higher cost, low positioning accuracy and low working efficiency. In the clamping method provided by the invention, radial positioning and centering of a workpiece can be achieved by adjusting the number and the heights of small cushion blocks, and the workpiece can be clamped and positioned in the axial direction and the radial direction by adjusting the length of screw threads of an adjusting bolt; the holding device of the invention also comprises a clamp seat, a big clamp block, a small clamp block, adjusting cushion blocks, center blocks and the like; the clamp seat is directly installed on a guide rail of a grinding machine; the two center blocks are arranged symmetrically and installed on two V-shaped surfaces of the big clamp block through the small cushion blocks; in addition, the big clamp block and the small clamp block are provided with V-shaped opening respectively, and are symmetrically arranged in the opposite directions. The clamping method and the holding device of the invention have the advantages of high positioning accuracy, simple operation, wide application range, low cost, high operating efficiency and the like, and the positioning accuracy can reach 0.001mm.
Description
Technical field
The invention belongs to a class grinding technique field, especially relevant with a kind of fixture for grinding machine.
Background technology
In the modern axle class Grinding Technology, the anchor clamps kind that clamping is used is many, when changing the part of different cultivars, often needs to change corresponding special fixture, all kinds of clamp structure complexity and cost are higher, the nipper shock resistance is bad, and the positioning accuracy after the installation is low, when workpiece is longer, also need mounting center frame and anchor clamps simultaneously, clamping and centring complexity when workpiece is installed, and need alignment pieces center again behind each clamping, operating efficiency is low.
Summary of the invention
Purpose of the present invention is exactly the various weak points that will overcome existing anchor clamps, and a kind of method and clamping device of clamping axial workpiece is provided, and this kind method is installed simple and fast, and the positioning accuracy height can reach 0.001mm; That clamping device is installed is simple, need not repetition centering during clamping after the convenient and centering in alignment pieces center, applied widely, cost low and high efficiency, for this reason, the present invention adopts following technology:
A kind of method of clamping axial workpiece, workpiece is placed on the little metal derby that is embedded in central block in the clamping device, by quantity and the height of adjusting small cushion block, transfer to consistently, realize workpiece location and centering radially, according to the size of workpiece with the workpiece centre height, can regulate the reach of adjusting bolt, and to closely contacting with workpiece, tighten on the fixed block with the screw that the hole of adjusting bolt becomes 90 ° is installed on screw, with workpiece spindle to clamping and positioning all radially.
A kind of clamping device, comprise clamping fixture seat, adjust cushion block, left and right sides cushion block, big anchor clamps piece, small cushion block, the small jig piece, fixed block, adjust bolt, back-up block, little metal derby, central block, the clamping fixture seat lower plane has two inclined-plane forming V-shapes to distribute, there are inclined hole and inverted T-shape groove in last plane, described big anchor clamps piece is installed on the clamping fixture seat by left and right sides cushion block, two central blocks are symmetrically distributed and are installed in by small cushion block on two V-arrangement faces of big anchor clamps piece, size two anchor clamps pieces all are the V-arrangement opening and are symmetry and distribute in opposite directions, back-up block is installed on the side of big anchor clamps piece by bolt, fixed block is installed on the back-up block, and the small jig piece is connected on the fixed block through adjusting bolt thread.
As the further of such scheme improved and replenish, the present invention also comprises following additional technical feature:
Angle, the consistent size of two bevel angles, size and the guideway of grinding machine of described clamping fixture seat.
Described clamping fixture seat material can be ironcasting, can effectively absorb the vibrations of grinding machine.
Described central block can be changed middle little metal derby not simultaneously for middle structure of inlaying little metal derby, working face wearing and tearing and workpiece, has enlarged applicable scope.
Described central block can be changed the quantity and the thickness of small cushion block, in order to the center of alignment pieces according to the workpiece size difference.
Two V-arrangement faces of described big anchor clamps piece 4 and small jig piece 6 become 90 °～120 ° angle.
When the present invention uses, two inclined-planes of clamping fixture seat directly are placed on the guideway of grinding machine, directly live clamping fixture seat at its inclined hole place with bolting, the adjustment cushion block is installed at its lower plane place, in order to adjust the gap of clamping fixture seat and guideway of grinding machine, plane dress left and right sides cushion block on the clamping fixture seat, in order to the position of adjusting and big anchor clamps piece being installed, inverted T-slot on the clamping fixture seat on the plane is lived big anchor clamps piece with bolting, on the V-arrangement inclined-plane of big anchor clamps piece, the small cushion block of varying number and gauge is installed, mounting center piece then is in order to the center of alignment pieces, on the little metal derby of central block, place axial workpiece, the small jig piece can be according to the size of workpiece, regulate the reach of adjusting bolt, tighten then on the fixed block with the screw that the hole of adjusting bolt becomes 90 ° is installed on screw, just workpiece clamp can be fastened, otherwise just workpiece can be taken off.
Use the present invention can reach following beneficial effect, because of the clamping fixture seat material is an ironcasting, effectively reduced vibration, the same because of clamping fixture seat two inclined-planes and guideway of grinding machine size, angle again, central block can carry out corresponding adjusting according to the difference of workpiece, has improved clamping precision; Need not to change anchor clamps for all kinds of grindings, only need be placed directly in during installation on the guideway of grinding machine, install simple and convenient, so improved operating efficiency greatly; Again because of each part be replaceable, can regulate, so also have characteristics such as cost is low, applied widely.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the structural representation of big anchor clamps piece among the present invention.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is described in detail.
As Fig. 1-shown in Figure 2, clamping method among the present invention is, workpiece is placed on the little metal derby 10 that is embedded in central block 11 in the clamping device, by quantity and the height of adjusting small cushion block 5, transfer to consistent with the workpiece centre height, realize workpiece location and centering radially, size according to workpiece, can regulate the reach of adjusting bolt 8, and to closely contacting with workpiece, tighten on the fixed block 7 with the screw that the hole of adjusting bolt 8 becomes 90 ° is installed on screw, with workpiece spindle to clamping and positioning all radially.
As shown in the figure, clamping device of the present invention comprises clamping fixture seat 1, adjust cushion block 2, left and right sides cushion block 3, big anchor clamps piece 4, small cushion block 5, small jig piece 6, fixed block 7, adjust bolt 8, back-up block 9, little metal derby 10, central block 11, clamping fixture seat 1 lower plane has two inclined-plane forming V-shapes to distribute, there are inverted T-shape groove and inclined hole in plane on it, big anchor clamps piece 4 is installed on the clamping fixture seat 1 by left and right sides cushion block 3, two central blocks 11 are symmetrically distributed and are installed in by small cushion block 5 on two V-arrangement faces of big anchor clamps piece 4, size two anchor clamps pieces 4 and 6 all are the V-arrangement opening and are symmetry and distribute in opposite directions, back-up block 9 is installed on the side of big anchor clamps piece 4 by bolt, fixed block 7 is installed on the back-up block 9, and small jig piece 6 is threaded on the fixed block 7 through adjusting bolt 8.
When the present invention uses, two inclined-planes of clamping fixture seat 1 directly are placed on the guideway of grinding machine, adjustment cushion block 2 is installed at its lower plane place, in order to adjust the gap of clamping fixture seat 1 and guideway of grinding machine, penetrate the position of bolt in the inclined hole in the last plane of clamping fixture seat 1 in order to stationary fixture seat 1, at place, last plane dress left and right sides cushion block 3, in order to the position of adjusting and big anchor clamps piece 4 being installed, inverted T-slot on the clamping fixture seat 1 on the plane is lived big anchor clamps piece 4 with bolting, on the V-arrangement inclined-plane of big anchor clamps piece 4, can the small cushion block 5 of varying number and gauge be installed according to the needs of clamping workpiece, the mounting center piece 11 then, on central block 11, be inlaid with little metal derby 10, in order to the center of alignment pieces, on the little metal derby of central block, place axial workpiece, small jig piece 6 can be regulated the reach of bolt 8 according to the size of workpiece, tighten then on the fixed block 7 with the screw that the hole of adjusting bolt 8 becomes 90 ° is installed on screw, just workpiece clamp can be fastened, the screw of unscrewing on it just can take off workpiece.
Claims (7)
1. the method for a clamping axial workpiece, it is characterized in that: clamping workpiece is embedded in clamping device on the little metal derby (10) of central block (11), by quantity and the height of adjusting small cushion block (5), transfer to consistent with the workpiece centre height, realize workpiece location and centering radially, size according to workpiece, can regulate the length of adjusting bolt (8), and to closely contacting with workpiece, tighten fixed block (7) and go up screw on the screw that becomes 90 ° with the hole that adjustment bolt (8) is installed, with workpiece spindle to clamping and positioning all radially.
2. the clamping device of a clamping axial workpiece, it is characterized in that: described clamping device comprises clamping fixture seat (1), adjust cushion block (2), left and right sides cushion block (3), big anchor clamps piece (4), small cushion block (5), small jig piece (6), fixed block (7), adjust bolt (8), back-up block (9), little metal derby (10), central block (11), clamping fixture seat (1) lower plane has two inclined-plane forming V-shapes to distribute, there are inclined hole and inverted T-shape groove in last plane, big anchor clamps piece (4) is installed on the clamping fixture seat (1) by left and right sides cushion block (3), two central blocks (11) are symmetrically distributed and are installed in by small cushion block (5) on two V-arrangement faces of big anchor clamps piece (4), big furniture piece (4) and little two anchor clamps pieces (6) all are the V-arrangement opening and are symmetry and distribute in opposite directions, back-up block (9) is installed on the side of big anchor clamps piece (4) by adjusting bolt (8), fixed block (7) is installed on the back-up block (9), and small jig piece (6) is threaded on the fixed block (7) through adjusting bolt (8).This clamping device is installed the back positioning accuracy can reach 0.001mm.
3. a kind of clamping device according to claim 2 is characterized in that: angle, the consistent size of two bevel angles, size and the guideway of grinding machine of clamping fixture seat (1).
4. a kind of clamping device according to claim 2 is characterized in that: the material of clamping fixture seat (1) can be ironcasting.
5. a kind of clamping device according to claim 1 and 2 is characterized in that: central block (11) is inlayed the structure of little metal derby (10) for the centre, can inlay different little metal derbies (10) according to the difference of workpiece.
6. a kind of clamping device according to claim 1 and 2 is characterized in that: central block (11) can be changed the quantity and the thickness of small cushion block (5) according to the difference of workpiece, in order to the alignment pieces center.
7. a kind of clamping device according to claim 2 is characterized in that: big anchor clamps piece (4) becomes 90 °～120 ° angle with two V-arrangement faces of small jig piece (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101569023A CN102107379A (en) | 2009-12-24 | 2009-12-24 | Clamping method for shaft parts and holding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101569023A CN102107379A (en) | 2009-12-24 | 2009-12-24 | Clamping method for shaft parts and holding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102107379A true CN102107379A (en) | 2011-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101569023A Pending CN102107379A (en) | 2009-12-24 | 2009-12-24 | Clamping method for shaft parts and holding device |
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| Country | Link |
|---|---|
| CN (1) | CN102107379A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102581664A (en) * | 2012-03-16 | 2012-07-18 | 华北水利水电学院 | Gear and rack type long shaft part multi-keyway milling fixture |
| CN103018045A (en) * | 2012-11-23 | 2013-04-03 | 宁波新大地轴承有限公司 | Device for testing service life of bearing |
| CN106769149A (en) * | 2016-12-31 | 2017-05-31 | 深圳市优必选科技有限公司 | High-power steering wheel mount |
| CN107052926A (en) * | 2017-04-26 | 2017-08-18 | 绵竹市凯瑞机械加工有限公司 | The equipment that grinding process can be quickly carried out to stud |
| CN107214548A (en) * | 2017-07-21 | 2017-09-29 | 北京蓝新特科技股份公司 | Split type V-type angle block gauge |
| CN107984438A (en) * | 2017-12-25 | 2018-05-04 | 重庆能正机械有限公司 | Device for the drilling of pipe beam |
| CN110103139A (en) * | 2019-05-23 | 2019-08-09 | 苏州格源数控科技有限公司 | A kind of clamping tooling |
| CN111957916A (en) * | 2019-05-20 | 2020-11-20 | 中冶京诚工程技术有限公司 | Dummy bar centering device and continuous casting machine |
| CN115122198A (en) * | 2022-08-25 | 2022-09-30 | 张家港巨盛数控设备科技有限公司 | Intelligent error-proofing movable polishing machine |
-
2009
- 2009-12-24 CN CN2009101569023A patent/CN102107379A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102581664A (en) * | 2012-03-16 | 2012-07-18 | 华北水利水电学院 | Gear and rack type long shaft part multi-keyway milling fixture |
| CN103018045A (en) * | 2012-11-23 | 2013-04-03 | 宁波新大地轴承有限公司 | Device for testing service life of bearing |
| CN106769149A (en) * | 2016-12-31 | 2017-05-31 | 深圳市优必选科技有限公司 | High-power steering wheel mount |
| WO2018121729A1 (en) * | 2016-12-31 | 2018-07-05 | 深圳市优必选科技有限公司 | High-power servo fixing frame |
| CN107052926A (en) * | 2017-04-26 | 2017-08-18 | 绵竹市凯瑞机械加工有限公司 | The equipment that grinding process can be quickly carried out to stud |
| CN107214548A (en) * | 2017-07-21 | 2017-09-29 | 北京蓝新特科技股份公司 | Split type V-type angle block gauge |
| CN107984438A (en) * | 2017-12-25 | 2018-05-04 | 重庆能正机械有限公司 | Device for the drilling of pipe beam |
| CN111957916A (en) * | 2019-05-20 | 2020-11-20 | 中冶京诚工程技术有限公司 | Dummy bar centering device and continuous casting machine |
| CN110103139A (en) * | 2019-05-23 | 2019-08-09 | 苏州格源数控科技有限公司 | A kind of clamping tooling |
| CN115122198A (en) * | 2022-08-25 | 2022-09-30 | 张家港巨盛数控设备科技有限公司 | Intelligent error-proofing movable polishing machine |
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Application publication date: 20110629 |