CN203918781U - Main feed screw device for a kind of grinding machine - Google Patents
Main feed screw device for a kind of grinding machine Download PDFInfo
- Publication number
- CN203918781U CN203918781U CN201420294233.2U CN201420294233U CN203918781U CN 203918781 U CN203918781 U CN 203918781U CN 201420294233 U CN201420294233 U CN 201420294233U CN 203918781 U CN203918781 U CN 203918781U
- Authority
- CN
- China
- Prior art keywords
- dial
- bar
- bar section
- screw
- handwheel
- 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 - Lifetime
Links
- 238000009966 trimming Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 abstract description 8
- 238000011017 operating method Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
Landscapes
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The utility model discloses main feed screw device for a kind of grinding machine, wherein screw axis one end sidewall is provided with screw mandrel tooth, in screw axis stage casing, periphery cover has axle sleeve, and axle sleeve is by clutch shaft bearing part and the second bearing part support screw axle, the sidewall of axle sleeve is bolted on grinding machine, dial and handwheel are fixed on screw axis away from one end of screw mandrel tooth, between handwheel, dial and screw axis, by flat key, link.Main feed screw device for the grinding machine that the utility model proposes, its operating procedure is simplified, and in use not fragile, flexibility in operating process, stability and accuracy are good, make through the mill part finished product accuracy of processing higher.
Description
Technical field
The utility model relates to field of machining, relates in particular to main feed screw device for a kind of grinding machine.
Background technology
In mechanical part processing, grinding is the important procedure of processing that guarantees part processing precision.Grinding machine is to utilize grinding tool surface of the work to be carried out to the lathe of grinding, and its application is very extensive.In grinding machine equipment, screw rod transmission has that compact conformation, gearratio are large, transmitted power scope is large, stable working, can self-locking etc. feature, be widely used.Yet the conventional screw structure poor stability using in grinding machine, is offset, in use flexibility of screw mandrel, poor accuracy, easily damage simultaneously.Therefore, how to manufacture a kind of working stability, in use procedure flexibly, stable, feed screw device becomes those skilled in the art assistant officer's problem to be solved accurately.
Utility model content
For solving the technical problem existing in background technology, the utility model proposes main feed screw device for a kind of grinding machine, its operating procedure is simplified, and in use flexibility, stability and accuracy are good, not fragile, make through the mill part finished product accuracy of processing higher.
Main feed screw device for a kind of grinding machine the utility model proposes, for driving slide plate, comprising: screw mandrel, pull bar, screw pair assembly, trimming assembly, bar grip assembly, bearing assembly, dial assembly, hand wheel component;
Screw mandrel comprises the first bar section and the second bar section that axis is located along the same line, described the first bar section outer surface is provided with screw thread, described the first bar section is provided with groove near one end end face of described the second bar section, described the second bar section middle part is provided with the cavity extending vertically, pull bar one end is provided with handle, other end end face has the projection matching with the groove of described the first bar section, pull bar can insert described cavity away from one end of described the first bar section from described the second bar section away from one end of handle, described projection is matched with described groove, thereby when described the first bar section is rotated, drive described the second bar section to rotate,
Screw pair assembly comprises the oiling joint of installing on screw pair, the screw pair holder being fixedly connected with screw pair and the screw pair coordinating with the described first bar section of screw mandrel, screw pair cooperation is arranged in the described first bar section of screw mandrel, screw pair holder is fixed on slide plate, make the rotation about its axis by screw mandrel, slide plate can move along with screw pair component level;
Trimming assembly comprises fine setting worm gear, the fine setting worm gear brake component and the worm-gear driven parts that are fixedly connected with fine setting worm gear, worm-gear driven parts are in main feed screw device external stability for described grinding machine, worm gear set is in the second bar section periphery of screw mandrel and near described the first bar section, worm gear securing member is fixed together worm gear brake component, pull bar and screw mandrel, can drive the second bar section to be moved horizontally to the first operating position or the second operating position by pull bar and makes worm gear and the engagement of worm-gear driven parts or stagger;
Bar grip assembly comprises inner spacing collar, be enclosed within the outer separator of inner spacing collar outside and be enclosed within the bar cover of outer separator outside, bearing assembly comprises the first angular contact bearing, the second angular contact bearing and the second angular contact bearing is axially fixed in to the bearing (ball) cover on bar grip assembly, bar grip assembly is enclosed within the second bar section periphery of screw mandrel and one end away from described the first bar section near worm gear, and by the first angular contact bearing and the second angular contact bearing support screw, the sidewall of bar cover is bolted on grinding machine;
Dial assembly is positioned in the described second bar section of screw mandrel, dial assembly comprises dial, dial fixed cover, dial securing member, scale disk cover, dial fixed cover is the one end away from worm gear near bar cover, scale disk cover is axially fixed in dial in dial fixed cover periphery, the outer wall of dial fixed cover is provided with a plurality of step troughs of along the circumferential direction arranging, dial sidewall is provided with the through hole corresponding with described step trough position, dial sidewall is provided with through hole, dial fixture is arranged in described through hole, and its end can be resisted against through described through hole the bottom of a step trough on dial fixed cover outer wall, thereby make dial tangentially fixing on dial fixed cover,
Hand wheel component comprises handwheel, is fixed on handle and handwheel securing member on handwheel, handwheel is fixed in the second bar section of screw mandrel by handwheel securing member, and handwheel is near scale disk cover, between handwheel and dial fixed cover and screw mandrel, be provided with flat key, between handwheel, dial and pull bar, by flat key, link.
Preferably, bearing (ball) cover is screwed in bar and puts.
Preferably, handwheel and handle surfaces are provided with rough grain.
Preferably, the end of dial fixture is provided with slipmat.
In the utility model, at proposed grinding machine with in main feed screw device, screw mandrel consists of the first bar section and the second bar section one, the first bar section outer wall is provided with screw thread, on it, coordinate the screw pair assembly that connects slide plate is installed, the second bar section outside is provided with trimming assembly successively, axle sleeve, dial and handwheel, the second bar intersegmental part inserts the pull bar being fixedly connected with it, the sidewall of axle sleeve is bolted on grinding machine, handwheel, between dial and screw axis, by flat key, link, when work, handwheel rotation is carried out coarse adjustment to slide plate feeding, by moving horizontally pull bar, whether can control trimming assembly in operating position, thereby feeding is finely tuned to slide plate.By above-mentioned appropriate design, carry out at the outside screw rod bushing that increases of screw mandrel, make lead screw device become as a whole, screw mandrel operating procedure is simplified, and screw mandrel is not fragile in operating process, slide plate feeding is carried out to coarse adjustment and fine setting combines, the flexibility of whole device, stability and accuracy are good simultaneously, make through the mill part finished product accuracy of processing higher.
Accompanying drawing explanation
Fig. 1 is the structural representation of main feed screw device for a kind of grinding machine that the utility model proposes.
The specific embodiment
As shown in Figure 1, Fig. 1 is the structural representation of main feed screw device for a kind of grinding machine that the utility model proposes.
With reference to Fig. 1, main feed screw device for a kind of grinding machine the utility model proposes, comprising: screw mandrel 1, pull bar 2, screw pair assembly 3, trimming assembly 4, bar grip assembly 5, bearing assembly 6, dial assembly 7, hand wheel component 8;
Screw mandrel 1 comprises the first bar section and the second bar section that axis is located along the same line, described the first bar section outer surface is provided with screw thread, described the first bar section is provided with groove near one end end face of described the second bar section, described the second bar section middle part is provided with the cavity extending vertically, pull bar 2 one end are provided with handle 20, other end end face has the projection matching with the groove of described the first bar section, pull bar 2 can insert cavity away from one end of the first bar section from the second bar section away from one end of handle 20, described projection is matched with described groove, thereby when described the first bar section is rotated, drive the second bar section to rotate,
Screw pair assembly 3 comprises the oiling joint 33 of installing on the screw pair 31 coordinating with the first bar section of screw mandrel 1, the screw pair holder 32 being fixedly connected with screw pair 31 and screw pair 31;
Trimming assembly 4 comprise fine setting worm gear 43, with fine setting worm gear brake component 41 and the worm-gear driven parts 44 of finely tuning worm gear 43 and being fixedly connected with, worm-gear driven parts 44 are in main feed screw device external stability for described grinding machine;
Bar grip assembly 5 comprises inner spacing collar 53, be enclosed within the outer separator 52 of inner spacing collar 53 outsides and be enclosed within the bar cover 51 of outer separator 52 outsides, and bearing assembly 6 comprises the first angular contact bearing 61, the second angular contact bearing 62 and the second angular contact bearing 62 is axially fixed in to the bearing (ball) cover 63 on bar grip assembly 5;
Dial assembly 7 comprises dial 71, dial fixed cover 73, dial securing member 72, scale disk cover 74, dial fixed cover 73 is near bar cover 51 one end away from worm gear 43, scale disk cover 74 is axially fixed in dial 71 in dial fixed cover 73 peripheries, the outer wall of dial fixed cover 73 is provided with a plurality of step troughs of along the circumferential direction arranging, dial 71 sidewalls are provided with the through hole corresponding with step trough position, dial 71 sidewalls are provided with through hole, dial fixture 72 is arranged in through hole, and its end can be resisted against through through hole the bottom of a step trough on dial fixed cover 73 outer walls, thereby make dial 71 tangentially fixing on dial fixed cover 73,
Hand wheel component 8 comprises handwheel 81, is fixed on handle 82 and handwheel securing member 83 on handwheel 81.
In concrete assembling at the grinding machine of the present embodiment with main feed screw device, screw pair 31 cooperations are arranged in the first bar section of screw mandrel 1, screw pair holder 32 is fixed on slide plate 100, make the rotation about its axis by screw mandrel 1, slide plate 100 can move horizontally along with screw pair assembly 3, worm gear 43 is enclosed within the second bar section periphery the close described first bar section of screw mandrel 1, worm gear securing member 42 is by worm gear brake component 41, pull bar 2 and screw mandrel 1 are fixed together, can make worm gear 43 with 44 engagements of worm-gear driven parts or stagger by moving horizontally of pull bar 2, bar grip assembly 5 is enclosed within the second bar section periphery of screw mandrel 1 and one end away from the first bar section near worm gear 43, and by the first angular contact bearing 61 and the second angular contact bearing 62 support screws 1, the sidewall of bar cover 51 is bolted on grinding machine 200, dial assembly 7 is fixed in the second bar section of screw mandrel 1 by dial fixed cover 73, handwheel 81 is fixed in the second bar section of screw mandrel 1 by handwheel securing member 83, and handwheel 81 is near scale disk cover 74, between handwheel 81 and dial fixed cover 71 and screw mandrel 1, be provided with flat key 9, handwheel 8, between dial 7 and pull bar 2, by flat key 9, link.
In specific works process at the grinding machine of the present embodiment with main feed screw device, above-mentioned grinding machine is installed on grinder bed with main feed screw device, during coarse adjustment, operating personnel are by handle 20 Level Promoting pull bars 2, make the second bar section be positioned at the first operating position, thereby worm gear 43 and worm-gear driven parts 44 are staggered, then rotate handwheel 8, by flat key 9, drive dial 7 and screw mandrel 1, with the slide plate 100 that drives screw pair assembly 3 to connect, move horizontally, wherein the second bar section is rotated with respect to bar grip assembly 5 by the first angular contact ball bearing 61 and the second angular contact ball bearing 62, make in screw mandrel 1 rotation process more flexible, stable, and accuracy is high, in grinding machine, realize the more accurate handwheel coarse adjustment to screw mandrel, during fine setting, operating personnel, by shaking hands 20 pull pull bar 2 is pulled out, make the second bar section be positioned at the second operating position, thereby make worm gear 43 and 44 engagements of worm-gear driven parts, then by worm-gear driven parts 44, drive the meticulous rotation of screw mandrel 1, thereby carry out screw mandrel accurate adjustment.When operating personnel's pausing operation, can be by regulating dial securing member 72, make its end against a step trough bottom on dial fixed cover 73 outer walls, dial 71 is fixed on dial fixed cover 73.In regulating screw mandrel process, the be about ± 0.05mm of degree of regulation of handwheel coarse adjustment screw mandrel, worm-gear driven parts 44 drive the meticulous degree of regulation of screw mandrel 1 to be ± 0.001mm.
In specific embodiment, bearing (ball) cover 63 is screwed on bar grip assembly 51, when angular contact ball bearing uses generation wearing and tearing for a long time, can be convenient on bearing (ball) cover 63 bar grip assemblies 5, to unload, thereby be convenient for changing angular contact ball bearing.
Handwheel 8 surfaces are provided with rough grain, increase the frictional force between operating personnel's hand and handwheel 8, prevent to skid, thereby improve the accuracy of whole device fine setting.
The end of dial fixture 72 is provided with slipmat, when operating personnel's pausing operation, tightens dial fixture 72, makes to be difficult for sliding between dial 71 and dial fixed cover 73.
In the present embodiment, in the utility model, at proposed grinding machine with in main feed screw device, screw mandrel consists of the first bar section and the second bar section one, the first bar section outer wall is provided with screw thread, on it, coordinate the screw pair assembly that connects slide plate is installed, the second bar section outside is provided with trimming assembly successively, axle sleeve, dial and handwheel, the second bar intersegmental part inserts the pull bar being fixedly connected with it, the sidewall of axle sleeve is bolted on grinding machine, handwheel, between dial and screw axis, by flat key, link, when work, handwheel rotation is carried out coarse adjustment to slide plate feeding, by moving horizontally pull bar, whether can control trimming assembly in operating position, thereby feeding is finely tuned to slide plate.By above-mentioned appropriate design, carry out at the outside screw rod bushing that increases of screw mandrel, make lead screw device become as a whole, screw mandrel operating procedure is simplified, and screw mandrel is not fragile in operating process, slide plate feeding is carried out to coarse adjustment and fine setting combines, the flexibility of whole device, stability and accuracy are good simultaneously, make through the mill part finished product accuracy of processing higher.
The above; it is only the preferably specific embodiment of the utility model; but protection domain of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; according to the technical solution of the utility model and utility model design thereof, be equal to replacement or changed, within all should being encompassed in protection domain of the present utility model.
Claims (4)
1. a main feed screw device for grinding machine, be used for driving slide plate (100), it is characterized in that, comprising: screw mandrel (1), pull bar (2), screw pair assembly (3), trimming assembly (4), bar grip assembly (5), bearing assembly (6), dial assembly (7), hand wheel component (8);
Screw mandrel (1) comprises the first bar section and the second bar section that axis is located along the same line, described the first bar section outer surface is provided with screw thread, described the first bar section is provided with groove near one end end face of described the second bar section, described the second bar section middle part is provided with the cavity extending vertically, pull bar (2) one end is provided with handle (20), other end end face has the projection matching with the groove of described the first bar section, pull bar (2) can insert described cavity away from the cavity opening part of described the first bar section from described the second bar section away from one end of handle (20), described projection is matched with described groove, thereby when described the first bar section is rotated, drive described the second bar section to rotate,
Screw pair assembly (3) comprises the upper oiling joint (33) of installing of the screw pair (31) coordinating with the described first bar section of screw mandrel (1), the screw pair holder (32) being fixedly connected with screw pair (31) and screw pair (31), screw pair (31) cooperation is arranged in the described first bar section of screw mandrel (1), screw pair holder (32) is fixed on slide plate (100), make the rotation about its axis by screw mandrel (1), slide plate (100) can move horizontally along with screw pair assembly (3);
Trimming assembly (4) comprises fine setting worm gear (43), the fine setting worm gear brake component (41) being fixedly connected with fine setting worm gear (43), with worm-gear driven parts (44), worm-gear driven parts (44) are in main feed screw device external stability for described grinding machine, worm gear (43) is enclosed within the second bar section periphery the close described first bar section of screw mandrel (1), worm gear securing member (42) is by worm gear brake component (41), pull bar (2) and screw mandrel (1) are fixed together, can drive the second bar section to be moved horizontally to the first operating position or the second operating position makes worm gear (43) and worm-gear driven parts (44) mesh or stagger by pull bar (2),
Bar grip assembly (5) comprises inner spacing collar (53), be enclosed within the outside outer separator (52) of inner spacing collar (53) and be enclosed within the outside bar cover (51) of outer separator (52), bearing assembly (6) comprises the first angular contact bearing (61), the second angular contact bearing (62) and the second angular contact bearing (62) is axially fixed in to the bearing (ball) cover (63) on bar grip assembly (5), bar grip assembly (5) is enclosed within the second bar section periphery of screw mandrel (1) and one end away from described the first bar section near worm gear (43), and by the first angular contact bearing (61) and the second angular contact bearing (62) support screw (1), the sidewall of bar cover (51) is bolted on grinding machine (200),
Dial assembly (7) is positioned in the described second bar section of screw mandrel (1), dial assembly (7) comprises dial (71), dial fixed cover (73), dial securing member (72), scale disk cover (74), dial fixed cover (73) is the one end away from worm gear (43) near bar cover (51), scale disk cover (74) is axially fixed in dial (71) in dial fixed cover (73) periphery, the outer wall of dial fixed cover (73) is provided with a plurality of step troughs of along the circumferential direction arranging, dial (71) sidewall is provided with the through hole corresponding with described step trough position, dial (71) sidewall is provided with through hole, dial fixture (72) is arranged in described through hole, and its end can be resisted against through described through hole the bottom of a step trough on dial fixed cover (73) outer wall, thereby make dial (71) upper tangential fixing at dial fixed cover (73),
Hand wheel component (8) comprises handwheel (81), is fixed on handle (82) and handwheel securing member (83) on handwheel (81), handwheel (81) is fixed in the second bar section of screw mandrel (1) by handwheel securing member (83), and handwheel (81) is near scale disk cover (74), between handwheel (81) and dial fixed cover (71) and screw mandrel (1), be provided with flat key (9), between handwheel (8), dial (7) and pull bar (2), by flat key (9), link.
2. main feed screw device for grinding machine according to claim 1, is characterized in that, bearing (ball) cover (63) is screwed on bar cover (51).
3. main feed screw device for grinding machine according to claim 1, is characterized in that, handwheel (81) and handle (82) surface are provided with rough grain.
4. main feed screw device for grinding machine according to claim 1, is characterized in that, the end of dial fixture (72) is provided with slipmat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420294233.2U CN203918781U (en) | 2014-06-04 | 2014-06-04 | Main feed screw device for a kind of grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420294233.2U CN203918781U (en) | 2014-06-04 | 2014-06-04 | Main feed screw device for a kind of grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203918781U true CN203918781U (en) | 2014-11-05 |
Family
ID=51814656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420294233.2U Expired - Lifetime CN203918781U (en) | 2014-06-04 | 2014-06-04 | Main feed screw device for a kind of grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203918781U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104625961A (en) * | 2014-06-04 | 2015-05-20 | 芜湖中驰机床制造有限公司 | Main feed screw device for grinding machine |
| CN110017907A (en) * | 2019-05-23 | 2019-07-16 | 长春禹衡时代光电科技有限公司 | A kind of Michelson's interferometer and its digital display transmission device |
-
2014
- 2014-06-04 CN CN201420294233.2U patent/CN203918781U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104625961A (en) * | 2014-06-04 | 2015-05-20 | 芜湖中驰机床制造有限公司 | Main feed screw device for grinding machine |
| CN104625961B (en) * | 2014-06-04 | 2017-01-25 | 芜湖中驰机床制造有限公司 | Main feed screw device for grinding machine |
| CN110017907A (en) * | 2019-05-23 | 2019-07-16 | 长春禹衡时代光电科技有限公司 | A kind of Michelson's interferometer and its digital display transmission device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105215475B (en) | Numerical control Double-cutter straight bevel gear generating machine | |
| CN203665084U (en) | Automatic-feed drilling and tapping dual-purpose machine tool | |
| CN203636055U (en) | Milling cutter fine adjusting structure | |
| CN203918781U (en) | Main feed screw device for a kind of grinding machine | |
| CN114714105A (en) | Radial arc groove processing equipment for production of worm gear of speed reducer | |
| CN104625961A (en) | Main feed screw device for grinding machine | |
| CN204160274U (en) | A kind of centerless grinder | |
| CN102225472B (en) | Adjustment mechanism for center of centre sleeve | |
| CN201455726U (en) | Flat turning disc device | |
| CN202753006U (en) | Fixed body feeding mechanism of centerless grinding machine | |
| CN208195690U (en) | A kind of boring cutter | |
| CN104139327A (en) | Fully-automatic micro hinge pin flat grinding machine tool | |
| CN108971525A (en) | A kind of axis class hardware cutting machines people and its application method | |
| CN104625959B (en) | Fine adjustment worm device for grinding machine | |
| CN101579758A (en) | Installation angle adjusting device of milling head body of numerical control cylindrical gear milling machine | |
| CN201366641Y (en) | Woodworking internal circular grinding machine | |
| CN203918780U (en) | Fine setting endless screw apparatus for a kind of grinding machine | |
| CN202753005U (en) | Main feeding mechanism of centerless grinding machine | |
| CN209380423U (en) | Double End leads to rail grinding machine | |
| CN207577511U (en) | Inclined-plane production miller | |
| CN202106044U (en) | Center adjustment mechanism of center sleeve | |
| CN207629799U (en) | The special grinding machine of multiaxis main shaft mandrel | |
| CN203664756U (en) | Variable speed automatic feed device of bench drill | |
| CN208629106U (en) | Tile edge facing attachment and tile edge chamfering production system | |
| CN208629110U (en) | Tile edge production system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |