CN2524887Y - Lift device for milling work bench - Google Patents
Lift device for milling work bench Download PDFInfo
- Publication number
- CN2524887Y CN2524887Y CN 02201658 CN02201658U CN2524887Y CN 2524887 Y CN2524887 Y CN 2524887Y CN 02201658 CN02201658 CN 02201658 CN 02201658 U CN02201658 U CN 02201658U CN 2524887 Y CN2524887 Y CN 2524887Y
- Authority
- CN
- China
- Prior art keywords
- elevating bracket
- location division
- axle
- milling machine
- belt pulley
- 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 discloses a lift device for milling work bench, which comprises a lifting base arranged above a base. One side of the lifting base is provided with a handle used for linkage of an inclined gear combination. A linkage shaft is driven by the inclined gear combination for driving of a belt pulley combination. A guide screw rod positioned at center of two transmission wheels is driven by the two transmission wheels linked with the linkage shaft. Two sides of the inclined gear combination match with the base and corresponding to one end of the guide screw rod are respectively protruded and extendedly provided a screw rod based, while the other end of the guide screw rod is pivotally connected with the lifting base. The two guide screw rod can be rotated, synchronous and axially lifted, the entire lifting of the lifting base is further driven, the two guide screw rod can be synchronously lifted on the lifting base, and the purposes of firm support, and increased stability and precision of a working stable are achieved.
Description
Technical field
The utility model relates to a kind of milling machine, relates in particular to a kind of stationarity and accuracy that can effectively keep workbench, and significantly improves the milling machine table lowering or hoisting gear of the steadiness that supports.
Background technology
The milling machine table lifting structure of generally commonly using, it is the rotation that utilizes leader or electronic control one driving screw, and on the base of this milling machine, be installed with a screw bolt seat, rotation by this driving screw, and produce relative displacement with this screw bolt seat, this driving screw is moves axially, with this elevating bracket of lifting.
Owing to commonly use the elevating bracket and the workbench of milling machine, be to utilize single driving screw to be active in screw bolt seat, and then adjust the lifting of this elevating bracket and workbench, and support the weight of integral elevating seat and workbench with single driving screw, and the active force that adds man-hour on the workbench, and causing the crank of this elevating bracket and workbench easily, single driving screw can't effectively support this elevating bracket and workbench, influences the stability and the accuracy of this workbench.
Summary of the invention
There is crank in order to overcome existing milling machine table lifting structure, influence the stability of elevating bracket and the shortcoming of accuracy, the utility model provides a kind of milling machine table lowering or hoisting gear, and it can significantly improve the lifting stability and the accuracy of this elevating bracket, and the steadiness that supports.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of milling machine table lowering or hoisting gear, it is characterized in that, comprise: the bottom of a milling machine is provided with a base, the both sides of this base are respectively run through and are fixed with a screw bolt seat, the top side of this screw bolt seat is provided with a liftable elevating bracket, the top of this elevating bracket is provided with a workbench, the end of this screw bolt seat in this elevating bracket is provided with an inner bolt hole, screw togather in the inner bolt hole of two screw rods seat and respectively be provided with a driving screw, the top of this driving screw is pivoted with a bearing block, this bearing block is fixed in the inner top surface of this elevating bracket, and a side pivot of this elevating bracket is equipped with moving axis on the other hand, and this manual axle is provided with a rotatable handle in the outside lock of this elevating bracket; One is fixedly arranged on the location division of this elevating bracket inside, this top, location division is installed with a holder, manually axle pivot one end periphery of wearing this location division is installed with a main helical gear, and this location division is vertically to being pivoted with a couple axle, and this couple axle periphery meshes the secondary helical gear that this main helical gear sets firmly; One for the driven off by shaft belt pulley set of this interlock, this belt pulley set comprises this couple axle and is provided with a belt pulley in the top locking that passes this location division, this holder is pivoted with an axle respectively with respect to the both sides of this couple axle, this axle top is to being provided with an idle pulley by the belt pulley lock, this driving screw periphery is to being installed with a drive by idle pulley, and be matched with the belt that this belt pulley outside is arranged with a closed, this belt is through the respective side of two idle pulleys, the outboard end of winding to two drive.
Aforesaid milling machine table lowering or hoisting gear, wherein manually axle periphery pivot is equipped with a fixed body that is fixed in this elevating bracket, an end face of this fixed body and the locking of this location division, a side of this fixed body is provided with one can drive this manually motor of axle rotation.
Aforesaid milling machine table lowering or hoisting gear, wherein the two ends of holder are fixedly arranged on the two ends of this elevating bracket respectively, and this this location division of locking, holder below is for being fixed in this elevating bracket this location division.
Aforesaid milling machine table lowering or hoisting gear, wherein the location division is one box-like.
Aforesaid milling machine table lowering or hoisting gear, wherein the top of screw bolt seat cover is installed with a nut, is provided with inner bolt hole in this nut.
The beneficial effects of the utility model are that it can significantly improve the lifting stability and the accuracy of this elevating bracket, and the steadiness that supports.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is a stereoscopic schematic diagram of the present utility model.
Fig. 2 is a side-looking fragmentary cross-sectional view of the present utility model.
Fig. 3 is the fragmentary cross-sectional view of facing of the present utility model.
Fig. 4 is the action schematic diagram of the utility model belt pulley set.
The specific embodiment
As shown in Figure 1 to Figure 3, milling machine table lowering or hoisting gear of the present utility model, it is to be provided with a base 11 in the bottom of a milling machine 10, and the side is provided with guide seat 100, the both sides of this base 11 are respectively run through and are fixed with a screw bolt seat 12, and the top side of this screw bolt seat 12 is provided with a liftable elevating bracket 13.This elevating bracket 13 can be displaced into this guide seat 100 by axial limiting, the top of this elevating bracket 13 is provided with a workbench 14, and the end cover solid of this screw bolt seat 12 in this elevating bracket 13 has the nut 101 of inner bolt hole, screws togather in nut 101 inner bolt holes of two screw rods seat 12 and is respectively equipped with a driving screw 15.The top of this driving screw 15 is pivoted with a bearing block 16, and this bearing block 16 is fixed in the inner top surface of this elevating bracket 13.One side of this elevating bracket 13 is pivoted with moving axis 17 on the other hand.Manually 17 outside lock is provided with a rotatable handle 18, and these manual axle 17 periphery pivots are equipped with a fixed body 19 that is fixed in this elevating bracket 13, and a side of this fixed body 19 is provided with one can drive this manually 17 motors 170 that rotate.
One is fixedly arranged on the box-like location division 20 in this elevating bracket 13, and a side of this location division 20 and this fixed body 19 are fixing, and these 20 tops, location division are installed with a holder 21.The two ends of this holder 21 are individually fixed in this elevating bracket 13 two ends, so that this location division 20 is fixed in this elevating bracket 13, manually the axle 17 end periphery of wearing this location division 20 at pivot is installed with a main helical gear 21, in addition in this location division 20 vertically to being pivoted with a couple axle 22.Secondary helical gear 23 engagements that these couple axle 22 peripheries and this main helical gear 21 set firmly.
One belt pulley set 30 for these couple axle 22 transmissions, please consult shown in Figure 4 simultaneously, this belt pulley set 30 comprises that this couple axle 22 is provided with a belt pulley 31 in the top locking that passes this location division 20, and respectively is pivoted with an axle 32 in this holder 21 with respect to the both sides of this couple axle 22.These axle 32 tops to should belt pulley 31 locks be provided with an idle pulley 33, and these driving screw 15 peripheries be to should being installed with a drive 34 by idle pulley 33, and are matched with the belt 35 that these belt pulley 31 outsides are arranged with a closed.This belt 35 is through the respective side of two idle pulleys 33, and the outboard end of winding to two drive 34 in regular turn by this belt pulley 31, idle pulley 33, drives to two drives 34 for this belt 35, drives the lifting of two driving screws 15.
When the utility model during at this elevating bracket of lifting and workbench, extremely shown in Figure 4 as Fig. 2, it can utilize manually axle 17 of manual mode rotation respectively, or utilize electronic mode to activate manually axle 17 of motor 170 transmissions rotation, with these main helical gear 21 rotations of interlock, and drive this pair helical gear 23 rotations, drive this couple axle 22 rotations, to drive this belt pulley 31 rotations, these belt 35 rotations of interlock, drive two idle pulleys 33 and 34 rotations of this drive synchronously, and make two drives 34 drive 15 rotations of two driving screws simultaneously, rotate on the inner bolt hole of this screw bolt seat 12 for this driving screw 15, produce axial relative motion with this inner bolt hole, reach the lifting of this driving screw 15, drive bearing block 16 liftings of these driving screw 15 tops, with the lifting of these elevating bracket 13 integral body of transmission.The forward and backward that cooperates this handle 18 or motor 170 can be controlled rising, the decline of this driving screw 15 and elevating bracket 13.
The utlity model has following advantage:
The utility model utilizes and rolls up the belt pulley that is provided with a closed on this belt pulley set, and utilize power transmission shaft transmission in regular turn two idle pulleys and drive, drive two driving screws synchronously, produce axial relative motion with screw bolt seat, reach synchronization action and support that this elevating bracket and workbench can be subjected to two driving screws simultaneously, have stable axially-movable, and significantly improve the stability and the accuracy of workbench.
In sum, the utlity model has above-mentioned plurality of advantages and practical value, in like product, there is no similar creation or deliver, meet novel patent application important document, so file an application in accordance with the law.
Claims (5)
1. a milling machine table lowering or hoisting gear is characterized in that, comprising:
The bottom of one milling machine is provided with a base, the both sides of this base are respectively run through and are fixed with a screw bolt seat, the top side of this screw bolt seat is provided with a liftable elevating bracket, the top of this elevating bracket is provided with a workbench, the end of this screw bolt seat in this elevating bracket is provided with an inner bolt hole, screw togather in the inner bolt hole of two screw rods seat and respectively be provided with a driving screw, the top of this driving screw is pivoted with a bearing block, this bearing block is fixed in the inner top surface of this elevating bracket, one side pivot of this elevating bracket is equipped with moving axis on the other hand, and this manual axle is provided with a rotatable handle in the outside lock of this elevating bracket;
One is fixedly arranged on the location division of this elevating bracket inside, this top, location division is installed with a holder, manually axle pivot one end periphery of wearing this location division is installed with a main helical gear, and this location division is vertically to being pivoted with a couple axle, and this couple axle periphery meshes the secondary helical gear that this main helical gear sets firmly;
One for the driven off by shaft belt pulley set of this interlock, this belt pulley set comprises this couple axle and is provided with a belt pulley in the top locking that passes this location division, this holder is pivoted with an axle respectively with respect to the both sides of this couple axle, this axle top is to being provided with an idle pulley by the belt pulley lock, this driving screw periphery is to being installed with a drive by idle pulley, and be matched with the belt that this belt pulley outside is arranged with a closed, this belt is through the respective side of two idle pulleys, the outboard end of winding to two drive.
2. milling machine table lowering or hoisting gear according to claim 1, it is characterized in that described manual axle periphery pivot is equipped with a fixed body that is fixed in this elevating bracket, one end face of this fixed body and the locking of this location division, a side of this fixed body are provided with one can drive this manually motor of axle rotation.
3. milling machine table lowering or hoisting gear according to claim 1 and 2 is characterized in that the two ends of described holder are fixedly arranged on the two ends of this elevating bracket respectively, and this this location division of locking, holder below is for being fixed in this elevating bracket this location division.
4. milling machine table lowering or hoisting gear according to claim 3 is characterized in that described location division is one box-like.
5. milling machine table lowering or hoisting gear according to claim 1 is characterized in that the top cover of described screw bolt seat is installed with a nut, is provided with inner bolt hole in this nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02201658 CN2524887Y (en) | 2002-01-18 | 2002-01-18 | Lift device for milling work bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02201658 CN2524887Y (en) | 2002-01-18 | 2002-01-18 | Lift device for milling work bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2524887Y true CN2524887Y (en) | 2002-12-11 |
Family
ID=33684501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02201658 Expired - Fee Related CN2524887Y (en) | 2002-01-18 | 2002-01-18 | Lift device for milling work bench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2524887Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101391376B (en) * | 2008-07-23 | 2010-06-02 | 云南昆船设计研究院 | Single-drive device for controlling the rotation and lift of worktable |
| CN102000859A (en) * | 2010-12-24 | 2011-04-06 | 南通西马特机器制造有限公司 | Milling machine |
| CN102515052A (en) * | 2011-12-07 | 2012-06-27 | 中国航天科技集团公司第五研究院第五一〇研究所 | Screw type precisely-lifting adjustment supporting device |
-
2002
- 2002-01-18 CN CN 02201658 patent/CN2524887Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101391376B (en) * | 2008-07-23 | 2010-06-02 | 云南昆船设计研究院 | Single-drive device for controlling the rotation and lift of worktable |
| CN102000859A (en) * | 2010-12-24 | 2011-04-06 | 南通西马特机器制造有限公司 | Milling machine |
| CN102000859B (en) * | 2010-12-24 | 2012-07-04 | 南通西马特机器制造有限公司 | Milling machine |
| CN102515052A (en) * | 2011-12-07 | 2012-06-27 | 中国航天科技集团公司第五研究院第五一〇研究所 | Screw type precisely-lifting adjustment supporting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |