CN204711651U - A kind of numerical control landing milling process bed column - Google Patents
A kind of numerical control landing milling process bed column Download PDFInfo
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- CN204711651U CN204711651U CN201520311260.0U CN201520311260U CN204711651U CN 204711651 U CN204711651 U CN 204711651U CN 201520311260 U CN201520311260 U CN 201520311260U CN 204711651 U CN204711651 U CN 204711651U
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Abstract
The utility model proposes a kind of numerical control landing milling process bed column, comprise column and main spindle box, in column, be provided with weight; The side of column arranges two groups of screw-threaded shaft elevator structures, and screw-threaded shaft elevator structure has the first ball-screw and the first feed screw nut, and main spindle box and the first feed screw nut are fixed; Be provided with top sheave frame and chain above column, chain is connected with main spindle box with weight; The main spindle box side of comprising ram, is provided with boring axle and take-up housing in square ram, the tail end of boring axle is fixed on take-up housing by the 3rd bearing; Bottom in side's ram is provided with the second ball-screw and the second feed screw nut, and the second feed screw nut and take-up housing are fixed; One end of second ball-screw, by after on the 4th bearing side of being fixed on ram, is connected to the second motor by the second shaft coupling and the second reductor successively; Guide rail slide block is fixed with above take-up housing; Top in side's ram is fixed with line slideway, and line slideway engages with guide rail slide block.The utility model structure is simple, and overall performance improves.
Description
Technical field
The utility model relates to milling-boring machine technical field, specifically a kind of numerical control landing milling process bed column.
Background technology
Numerical control landing milling process bed accessory has the machining functions such as bore hole, boring, milling, grooving; Mixing the function accessories such as high-precision rotary working-table, right-angle milling head, can realize five processing, is the ideal equipment of the industries such as metallurgy, the energy, electric power for heavy parts processing such as steam turbine, generator and heavy-duty machineries.
Usually, numerical control landing milling process bed is console mode layout.Lathe is hung the part such as main spindle box and ram parts by lathe bed, mobile column and slide, side and is formed.Column and slide are mobile on lathe bed forms X-axis, and main spindle box moves up and down formation Y-axis at column, and ram is movable on main spindle box forms Z axis, and boring axle axially moves and forms W axle.
But due to structural design imperfection, main spindle box lifting structure and boring axle axially-movable structure slip smoothness poor, easily produce during spindle processing lift, low first order issue, integral working is obstructed, easily produces the problems such as running inefficacy.
Therefore, a kind of numerical control landing milling process bed pillar construction reasonable in design is needed badly, to meet industry requirement.
Utility model content
The utility model proposes a kind of numerical control landing milling process bed column, to solve numerical control landing milling process bed structure design imperfection in prior art, main spindle box lifting structure and boring axle axially-movable structure slip smoothness poor, easily produce during spindle processing and lift, bow, service behaviour is obstructed, easily produces the problems such as running inefficacy.
The technical solution of the utility model is achieved in that
A kind of numerical control landing milling process bed column, comprise column and main spindle box, described column central authorities have the square hole of upper and lower break-through, the inwall that a group of described square hole is relative is respectively equipped with track-type facilities, is provided with the weight that can slide up and down along track-type facilities between described track-type facilities;
The side vertical direction of described column be arranged in parallel two groups of screw-threaded shaft elevator structures, and described screw-threaded shaft elevator structure has the first ball-screw and the first feed screw nut, and the first feed screw nut of described main spindle box and two groups of screw-threaded shaft elevator structures is fixed;
Be fixed with top sheave frame above described column, described top sheave frame is erected with chain, one end of described chain is connected with described weight, and the other end of described chain is connected with described main spindle box;
Described main spindle box comprises the square ram of hollow, is provided with boring axle and take-up housing in described side's ram, and the tail end of described boring axle is fixed on described take-up housing by the 3rd bearing; Bottom in described side's ram is provided with the second ball-screw, and described second ball-screw is arranged with the second feed screw nut, and described second feed screw nut and described take-up housing are fixed; One end of described second ball-screw is connected to the second motor by the second shaft coupling and the second reductor after being fixed on described side's ram by the 4th bearing successively;
Guide rail slide block is fixed with above described take-up housing; Top in described side's ram is fixed with line slideway, and described line slideway engages with described guide rail slide block.
Further, described screw-threaded shaft elevator structure comprises motor cabinet, described motor cabinet is fixed on described column, is fixed with the first motor above described motor cabinet, and described first motor is by being connected with the upper end of described first ball-screw after the first reductor, the first shaft coupling; Between described first ball-screw and described motor cabinet, clutch shaft bearing is set.
Further, the first ball-screw above described clutch shaft bearing is outside equipped with locking nut; The first ball-screw below described clutch shaft bearing is outside equipped with spacer.
Further, described motor cabinet has cavity, and described first shaft coupling and locking nut are positioned at described cavity.
Further, described screw-threaded shaft elevator structure comprises leading screw seat, and described leading screw seat is fixed on described column, and described leading screw seat is provided with the second bearing, and the lower end of described first ball-screw is arranged in described second bearing.
Further, the first ball-screw below described second bearing is outside equipped with adjusting nut; The first ball-screw above described second bearing is outside equipped with gland.
Further, the top in described side's ram is fixed with ring flange, is fixed with track base below described ring flange, and described line slideway is fixed on described track base.
Further, described second feed screw nut embeds described take-up housing.
Further, be provided with bearing fixed mount in described side's ram, described 4th bearing is fixed on described bearing fixed mount.
Further, described second motor and the second reductor are positioned at the outside of described side's ram.
The beneficial effects of the utility model are:
The utility model is reasonable in design, and structure is simple; Y-axis adopt double lead-screw, Dual-motors Driving, by the Synchronization Control of digital control system, solve spindle processing time lift, problem of bowing; Adopt the adjustable double nuts structure in gap, backlass is little, ensure that higher transmission accuracy; Easy maintenance, can ensure motion state characteristic and the stability of each moving-member; Run freely, steadily, improve the machining accuracy of lathe, overall performance improves.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the structural representation of the utility model screw-threaded shaft elevator structure part;
Fig. 3 is the structure for amplifying schematic diagram at A place in Fig. 2;
Fig. 4 is the structure for amplifying schematic diagram at B place in Fig. 2;
The structural representation of Fig. 5 side of being ram part;
The cross-sectional side schematic diagram of Fig. 6 side of being ram part.
In figure:
1, column; 2, main spindle box; 3, the first ball-screw; 4, the first feed screw nut; 5, motor cabinet; 6, the first motor; 7, the first reductor; 8, the first shaft coupling; 9, clutch shaft bearing; 10, locking nut; 11, cavity; 12, spacer; 13, leading screw seat; 14, the second bearing; 15, adjusting nut; 16, gland; 17, weight; 18, top sheave frame; 19, chain; 20, square ram; 21, boring axle; 22, take-up housing; 23, the 3rd bearing; 24, the second ball-screw; 25, the second feed screw nut; 26, the 4th bearing; 27, the second shaft coupling; 28, the second reductor; 29, the second motor; 30, bearing fixed mount; 31, guide rail slide block; 32, line slideway; 33, ring flange; 34, track base.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As depicted in figs. 1 and 2, numerical control landing milling process bed column in the present embodiment, comprises column 1 and main spindle box 2, and column 1 central authorities have the square hole of upper and lower break-through, the inwall that a group of square hole is relative is respectively equipped with track-type facilities, between track-type facilities, is provided with the weight 17 that can slide up and down along track-type facilities.
The side vertical direction of column 1 be arranged in parallel two groups of screw-threaded shaft elevator structures, and screw-threaded shaft elevator structure has the first ball-screw 3 and the first feed screw nut 4, and the first feed screw nut 4 of main spindle box 2 and two groups of screw-threaded shaft elevator structures is fixed; Two groups of screw-threaded shaft elevator structures work together, drive main spindle box 2 to move up and down.
Be fixed with top sheave frame 18 above column 1, top sheave frame 18 be erected with chain 19, one end of chain 19 is connected with weight 17, and the other end of chain 19 is connected with main spindle box 2.
As shown in Figure 5 and Figure 6, main spindle box 2 comprises the square ram 20 of hollow, is provided with boring axle 21 and take-up housing 22 in square ram 20, and the tail end of boring axle 21 is fixed on take-up housing 22 by the 3rd bearing 23.Bottom in side's ram 20 is provided with the second ball-screw 24, second ball-screw 24 is arranged with the second feed screw nut 25, second feed screw nut 25 is fixed with take-up housing 22, in the present embodiment, second feed screw nut 25 embeds take-up housing 22, makes the second ball-screw 24 be arranged in take-up housing 22 like this.
One end of second ball-screw 24, by after on the 4th bearing 26 side of being fixed on ram 20, is connected to the second motor 29 by the second shaft coupling 27 and the second reductor 28 successively.In the present embodiment, be provided with bearing fixed mount the 30, four bearing 26 in square ram 20 and be fixed on bearing fixed mount 30.The outside of the second motor 29 and the second reductor 28 side of being positioned at ram 20.
Guide rail slide block 31 is fixed with above take-up housing 22; Top in square ram 20 is fixed with line slideway 32, and line slideway 32 engages with guide rail slide block 31.In the present embodiment, the top in square ram 20 is fixed with ring flange 33, is fixed with track base 34 below ring flange 33, and line slideway 32 is fixed on track base 34.
As shown in Figure 3, in the present embodiment, screw-threaded shaft elevator structure comprises motor cabinet 5, and motor cabinet 5 is fixed on column 1, is fixed with the first motor 6, first motor 6 and is connected with the upper end of the first ball-screw 3 by after the first reductor 7, first shaft coupling 8 above motor cabinet 5.Between first ball-screw 3 and motor cabinet 5, clutch shaft bearing 9 is set.The first ball-screw 3 above clutch shaft bearing 9 is outside equipped with locking nut 10.Motor cabinet 5 has cavity 11, and the first shaft coupling 8 and locking nut 10 are positioned at cavity 11.The first ball-screw 3 below clutch shaft bearing 9 is outside equipped with spacer 12.First motor 6 drives the first ball-screw 3 to rotate, and then drives main spindle box 2 to move up and down by the first feed screw nut 4.
As shown in Figure 4, in the present embodiment, screw-threaded shaft elevator structure comprises leading screw seat 13, and leading screw seat 13 is fixed on column 1, and lower end leading screw seat 13 being provided with the second bearing 14, first ball-screw 3 is arranged in the second bearing 14.The first ball-screw 3 below second bearing 14 is outside equipped with adjusting nut 15.The first ball-screw 3 above second bearing 14 is outside equipped with gland 16.
First ball-screw 3, under the first motor 6 drives, rotates, and then drives main spindle box 2 to move up and down by the first feed screw nut 4 in clutch shaft bearing 9 and the second bearing 14.First feed screw nut 4 of main spindle box 2 and two groups of screw-threaded shaft elevator structures is all fixing, and two groups of screw-threaded shaft elevator structures work together, makes main spindle box 2 be subject to the bed knife effect of two points, lifting when solving spindle processing, problem of bowing.
When the second motor 29 is after the second reductor 28 speed change, by the second shaft coupling 27 by power transmission give the second ball-screw 24 time, second ball-screw 24 rotates and makes the second feed screw nut 25 drive take-up housing 22 to slide at square ram 20 inner chamber, and then drive guide rail slide block 31 to move on line slideway 32, complete the feeding of boring axle 21 (W axle).And boring axle 21 can rotate in the 3rd bearing 23.This plant running freely, steadily, improves the machining accuracy of lathe.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a numerical control landing milling process bed column, it is characterized in that, comprise column and main spindle box, described column central authorities have the square hole of upper and lower break-through, the inwall that a group of described square hole is relative is respectively equipped with track-type facilities, between described track-type facilities, is provided with the weight that can slide up and down along track-type facilities;
The side vertical direction of described column be arranged in parallel two groups of screw-threaded shaft elevator structures, and described screw-threaded shaft elevator structure has the first ball-screw and the first feed screw nut, and the first feed screw nut of described main spindle box and two groups of screw-threaded shaft elevator structures is fixed;
Be fixed with top sheave frame above described column, described top sheave frame is erected with chain, one end of described chain is connected with described weight, and the other end of described chain is connected with described main spindle box;
Described main spindle box comprises the square ram of hollow, is provided with boring axle and take-up housing in described side's ram, and the tail end of described boring axle is fixed on described take-up housing by the 3rd bearing; Bottom in described side's ram is provided with the second ball-screw, and described second ball-screw is arranged with the second feed screw nut, and described second feed screw nut and described take-up housing are fixed; One end of described second ball-screw is connected to the second motor by the second shaft coupling and the second reductor after being fixed on described side's ram by the 4th bearing successively;
Guide rail slide block is fixed with above described take-up housing; Top in described side's ram is fixed with line slideway, and described line slideway engages with described guide rail slide block.
2. numerical control landing milling process bed column as claimed in claim 1, it is characterized in that, described screw-threaded shaft elevator structure comprises motor cabinet, described motor cabinet is fixed on described column, be fixed with the first motor above described motor cabinet, described first motor is by being connected with the upper end of described first ball-screw after the first reductor, the first shaft coupling; Between described first ball-screw and described motor cabinet, clutch shaft bearing is set.
3. numerical control landing milling process bed column as claimed in claim 2, it is characterized in that, the first ball-screw above described clutch shaft bearing is outside equipped with locking nut; The first ball-screw below described clutch shaft bearing is outside equipped with spacer.
4. numerical control landing milling process bed column as claimed in claim 3, it is characterized in that, described motor cabinet has cavity, and described first shaft coupling and locking nut are positioned at described cavity.
5. numerical control landing milling process bed column as claimed in claim 1, it is characterized in that, described screw-threaded shaft elevator structure comprises leading screw seat, and described leading screw seat is fixed on described column, described leading screw seat is provided with the second bearing, and the lower end of described first ball-screw is arranged in described second bearing.
6. numerical control landing milling process bed column as claimed in claim 5, it is characterized in that, the first ball-screw below described second bearing is outside equipped with adjusting nut; The first ball-screw above described second bearing is outside equipped with gland.
7. numerical control landing milling process bed column as claimed in claim 1, it is characterized in that, the top in described side's ram is fixed with ring flange, is fixed with track base below described ring flange, and described line slideway is fixed on described track base.
8. numerical control landing milling process bed column as claimed in claim 7, it is characterized in that, described second feed screw nut embeds described take-up housing.
9. numerical control landing milling process bed column as claimed in claim 8, it is characterized in that, be provided with bearing fixed mount in described side's ram, described 4th bearing is fixed on described bearing fixed mount.
10. numerical control landing milling process bed column as claimed in claim 9, it is characterized in that, described second motor and the second reductor are positioned at the outside of described side's ram.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520311260.0U CN204711651U (en) | 2015-05-14 | 2015-05-14 | A kind of numerical control landing milling process bed column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520311260.0U CN204711651U (en) | 2015-05-14 | 2015-05-14 | A kind of numerical control landing milling process bed column |
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| Publication Number | Publication Date |
|---|---|
| CN204711651U true CN204711651U (en) | 2015-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520311260.0U Expired - Fee Related CN204711651U (en) | 2015-05-14 | 2015-05-14 | A kind of numerical control landing milling process bed column |
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| Country | Link |
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| CN (1) | CN204711651U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106077752A (en) * | 2016-08-04 | 2016-11-09 | 无锡尊宝电动车有限公司 | A kind of puncher for motor radiating twist drill hole |
| CN108584763A (en) * | 2018-05-04 | 2018-09-28 | 浙江工业大学 | A kind of cargo lifting device |
| CN114932254A (en) * | 2022-05-17 | 2022-08-23 | 江苏佰大幕墙科技有限公司 | End face groove milling machine for processing aluminum veneer |
-
2015
- 2015-05-14 CN CN201520311260.0U patent/CN204711651U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106077752A (en) * | 2016-08-04 | 2016-11-09 | 无锡尊宝电动车有限公司 | A kind of puncher for motor radiating twist drill hole |
| CN108584763A (en) * | 2018-05-04 | 2018-09-28 | 浙江工业大学 | A kind of cargo lifting device |
| CN114932254A (en) * | 2022-05-17 | 2022-08-23 | 江苏佰大幕墙科技有限公司 | End face groove milling machine for processing aluminum veneer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151021 Termination date: 20170514 |
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| CF01 | Termination of patent right due to non-payment of annual fee |