CN108608216A - A kind of gate bridge miller column mounting and adjusting structure and its method of adjustment - Google Patents
A kind of gate bridge miller column mounting and adjusting structure and its method of adjustment Download PDFInfo
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- CN108608216A CN108608216A CN201810426327.3A CN201810426327A CN108608216A CN 108608216 A CN108608216 A CN 108608216A CN 201810426327 A CN201810426327 A CN 201810426327A CN 108608216 A CN108608216 A CN 108608216A
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- column
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- adjustment
- adjusting
- pedestal
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/01—Frames, beds, pillars or like members; Arrangement of ways
- B23Q1/015—Frames, beds, pillars
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C9/00—Details or accessories so far as specially adapted to milling machines or cutter
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machine Tool Units (AREA)
Abstract
The invention discloses a kind of gate bridge miller column mounting and adjusting structure and its methods of adjustment, including column, main modulation mechanism, Additional adjustment mechanisms, pedestal；Column is vertically fixed on by main modulation mechanism and Additional adjustment mechanisms on pedestal；Main modulation mechanism is used to adjust the height and levelness of two heel post of lathe, including lock-screw, spring washer, plain washer, adjusting screw；Additional adjustment mechanisms are used to adjust the depth of parallelism between two heel post of lathe, and ensure its verticality during the height of column and Level-adjusting, including adjustment plate, are fixedly connected with screw, compress spiral shell, lag screw.It is the configuration of the present invention is simple, at low cost, it is easy to adjust, the depth of parallelism between the level height and two columns of enough effectively adjustment machine pillars, achieve the purpose that adjusting post and table plane verticality, and solve the problems, such as to loosen because vibration causes to be threadedly coupled, improve the assembly precision of complete machine.
Description
Technical field
The invention belongs to numerically-controlled machine tool equipment mounting technology fields, and in particular to a kind of gate bridge miller column installation tune
Whole structure and its method of adjustment.
Background technology
Gate bridge miller is to be structurally characterized in that work for the equipment of precision die high speed and high precision processing in auto industry
Make the linear guide that platform is static, crossbeam is on column to move in the horizontal direction.Column is as important in gate bridge miller
Support member, installation have important influence with adjustment to the overall stability and machining accuracy of lathe.In order to reach country
It is flat between the depth of parallelism of the linear guide mounting surface of machine pillar and work top, two columns in standard (GB50271-98)
The matching requirements of row degree and level height consistency, the typically precision by slightly scraping, when half essence is scraped, complete machine precision adjusts are scraped
Equal multiple working procedures are ground, or carry out the peace of column by the methods of the level of steel cushion block and lock washer adjustment the linear guide mounting surface
Adjustment is whole.These methods are easy to be influenced by the variation of the factors such as tool magazine weight, column material, stress deformation, adjustment difficulty
Greatly, assembly precision is low with efficiency, seriously affects the machining accuracy and runnability of complete machine tool.
Patent CN103846680B discloses a kind of milling machine upright regulating device, utilizes the positioning chimb and column on pedestal
On positioning groove cooperate clamping, and column is connected on the side of pedestal by bolt, ensures column and pedestal
Verticality；Patent CN104097070A discloses a kind of vertical adjustment mechanism of boring machine column, and level is equipped with by Upright post base
Measuring appliance carrys out the distance that regulation stud is inserted into tube body, so that Upright post base reaches horizontal position, to reach the vertical of adjusting post
The purpose of degree.Regulating device in above-mentioned patent only considers the verticality of adjustment column and pedestal, does not refer to column the linear guide
The adjustment of the depth of parallelism between mounting surface and the depth of parallelism and two columns of work top；And since regulating device is using screw thread company
It connects, does not account for machine vibration in process but and cause to be threadedly coupled the case where loosening.With lathe usage time
Extend, it will influence the effect of column adjustment.In addition, for the upright post adjusting device in patent CN103846680B, once
When there is phenomena such as being tilted because column occurs in connection loosening, offset, adjustment is extremely difficult, it is necessary to after correlated parts all dismounting
It could adjust, it is cumbersome.
Invention content
Present invention aims at above-mentioned the shortcomings of the prior art is solved, a kind of gate bridge miller column installation is provided
Adjust structure and its method of adjustment.It is the configuration of the present invention is simple, at low cost, it is easy to adjust, it can effectively adjust machine pillar
The depth of parallelism between level height and two columns achievees the purpose that adjusting post and table plane verticality, improves complete machine
Assembly precision.
To reach above-mentioned purpose, the present invention adopts the following technical scheme that：
A kind of gate bridge miller column mounting and adjusting structure, including column, main modulation mechanism, Additional adjustment mechanisms, bottom
Seat；
The column is vertically fixed on by main modulation mechanism and Additional adjustment mechanisms on pedestal；Main modulation on the column
The installed position of mechanism is equipped with boss；
The main modulation mechanism is used to adjust the height and levelness of two heel post of lathe；The main modulation mechanism includes lock
Tight screw, spring washer, plain washer, adjusting screw；Wherein, column is connected by lock-screw across adjusting screw with pedestal, bullet
Spring washer and plain washer are mounted between lock-screw and boss；
The Additional adjustment mechanisms are used to adjust the depth of parallelism of two heel post of lathe, and in the height of column and levelness tune
Ensure its verticality during whole；The Additional adjustment mechanisms include adjustment plate, are fixedly connected with screw, compress spiral shell, lag screw；
Wherein, adjustment plate is fixedly connected with screw by 2 and is fixed on pedestal, and housing screw is mounted in adjustment plate, and tail end supports
It leans against on column, lag screw is connected across adjustment plate with column.
Further, the main modulation mechanism symmetrically is distributed at position of the column both sides equipped with boss；It is described
Additional adjustment mechanisms are located at the outboard juncture surface of column both ends and pedestal.
Further, the lock-screw and adjusting screw junction are unthreaded hole, are threaded hole with column junction；It is described
Adjusting screw upper end is connected by external screw thread with column, and lower end is resisted against on pedestal；It is realized to lathe both sides by adjusting screw
The adjusting of the height and levelness of column, and by the relative position of lock-screw lock post and pedestal, prevent due to vibration
There is the case where screw loosening.
Further, the junction of housing screw and adjustment plate is threaded hole, lag screw and adjustment in the adjustment plate
The junction of plate is U-shaped hole.
A kind of specific method of adjustment of gate bridge miller column mounting and adjusting structure, includes the following steps：
A) adjusting screw is placed on left column mounting surface and right column mounting surface first；
B) column is lifted on left column mounting surface again, realizes the coarse positioning of column, be then arranged on column and be used for
The level meter of detection left and right and former and later two directions level, it is vertical in X/Y plane by adjusting adjusting screw centering column
Degree, and check the reading for ensuring level meter in specified value (≤0.02/1000mm) range；
C) column will have been adjusted on left column mounting surface as benchmark, it is slightly fixed to be carried out to the column on right column mounting surface
Position；
D) rectangle leveling ruler is mounted on the sliding block of both sides the linear guide, rectangle leveling ruler both ends are equipped with amesdial, on centre
Plane is equipped with level meter, and side is equipped with work shape leveling ruler, and amesdial is mounted on work shape leveling ruler lower end, and is contacted with work top；
E) it pushes rectangle leveling ruler to be moved along lathe X-direction, and adjusts the adjusting screw at right column mounting surface simultaneously, point
The reading of level meter amesdial in specified value (≤0.03/1000mm) range and on work shape leveling ruler Jian Cha not be ensured
Reading ensures water between the column of both sides is parallel with work top and column in specified value (≤0.01/2000mm) range
Flat height is equal；Housing screw and lag screw are adjusted simultaneously, and checking ensures rectangle leveling ruler both ends amesdial along the linear guide
Reading when mobile ensures the depth of parallelism of the column of both sides in specified value (≤0.01/2000mm) range；
F) relative position of column and pedestal and then by the lock-screw locking left and right sides；
G) after the completion of final assembly, to avoid the weight pair of the crossbeams feed system component such as crossbeam, slide, ram, tool magazine
The influence of column adjustment, repeats step d)~f), it can quickly and easily column make adjustment, ensure machine finish.
Advantageous effect：
(1) the configuration of the present invention is simple, at low cost can easily and effectively adjust the level height of machine pillar and two vertical
The depth of parallelism of intercolumniation achievees the purpose that adjusting post and table plane verticality, and efficiently solves because vibration leads to screw thread
The problem of connection loosens；
(2) a kind of gate bridge miller column adjustment structure provided by the present invention and its method of adjustment, lathe dress are used
With after the completion, column and verticality of work bench deviation≤0.02/1000mm, column the linear guide mounting surface and table plane
Parallel misalignment≤0.01/2000mm；Coplane degree (i.e. the level heights of two columns) deviation of two column the linear guides≤
0.03/1000mm, straightness deviation≤0.01/2000mm；Parallel misalignment≤0.01/2000mm, meets state between two columns
Tolerance as defined in family's standard.
(3) after the completion of final assembly, for the factors such as tool magazine weight, column material, stress deformation variation to machine
The influence of bed column adjustment effect can be adjusted without other associated components such as dismounting crossbeam, slides, easy to adjust, be carried
The high assembly precision of complete machine.
Description of the drawings
Fig. 1 is the overall structure diagram of gate bridge miller in the embodiment of the present invention；
Fig. 2 is the local exploded-view at A in Fig. 1；
Fig. 3 is the left view of gate bridge miller in the embodiment of the present invention；
Fig. 4 is the partial view at B in Fig. 3；
Fig. 5~Fig. 7 is the specific method of adjustment schematic diagram of the column mounting and adjusting structure of the present invention；
Specific implementation mode
Below in conjunction with the drawings and specific embodiments, invention is further described in detail.
Embodiment
As depicted in figs. 1 and 2, the assembly of gate bridge miller includes mainly the installation between column 1 and pedestal 4, column 1
With the installation between crossbeam infeed mean 5.Wherein, the intermediate link that column 1 is integrally assembled as gate bridge miller, column 1
Installation with adjustment have important influence to the overall stability and machining accuracy of lathe.Thus, of the invention one is preferably real
It is the installation and adjustment applied in gate bridge miller column to apply example.
As shown in Figure 3 and Figure 4, a kind of gate bridge miller column mounting and adjusting structure of the invention, including column 1, master
Adjustment mechanism 2, Additional adjustment mechanisms 3, pedestal 4；
The column 1 is vertically fixed on by main modulation mechanism 2 and Additional adjustment mechanisms 3 on pedestal 4；On the column 1
The installed position of main modulation mechanism 2 is equipped with boss 11；
The main modulation mechanism 2 is used to adjust the height and levelness between two heel post 1 of lathe；The main modulation mechanism
2 include lock-screw 21, spring washer 22, plain washer 23, adjusting screw 24；Wherein, lock-screw 21 passes through adjusting screw 24
Column 1 is connected with pedestal 4, spring washer 22 and plain washer 23 are mounted between lock-screw 21 and boss 11；
The Additional adjustment mechanisms 3 are used to adjust the depth of parallelism of two heel post 1 of lathe, and in the height and level of column 1
Ensure its verticality during degree adjustment；The Additional adjustment mechanisms 3 include adjustment plate 31, are fixedly connected with screw 32, compress spiral shell
Nail 33, lag screw 34；Wherein, adjustment plate 31 is fixedly connected with screw 32 by 2 and is fixed on pedestal 4, housing screw
33 are mounted in adjustment plate 31, and tail end is resisted against on column 1, and lag screw 34 is connected across adjustment plate 31 with column 1.
The main modulation mechanism 2 symmetrically is distributed at position of 1 both sides of column equipped with boss 11；The auxiliary is adjusted
Complete machine structure 3 is located at the outboard juncture surface of 1 both ends of column and pedestal 4.
The lock-screw 21 is unthreaded hole with 24 junction of adjusting screw, is threaded hole with 1 junction of column；The adjustment
24 upper end of screw is connected by external screw thread with column 1, and lower end is resisted against on pedestal 4；It is realized to lathe two by adjusting screw 24
The adjusting of the height and levelness of heel post 1, and by the relative position of lock-screw 21 lock post 1 and pedestal 4, prevent because
It vibrates and the case where screw loosening occurs.
The junction of housing screw 33 and adjustment plate 31 is threaded hole, lag screw 34 and adjustment plate in the adjustment plate 31
31 junctions are U-shaped hole.
As shown in Figures 5 to 7, the left column mounting surface 41 on gate bridge miller pedestal 4, work top 42 and the right side are vertical
Column mounting surface 43 it is adjusted it is horizontal under the premise of, a kind of gate bridge miller column mounting and adjusting structure of the invention it is specific
Method of adjustment mainly includes the following steps that：
A) adjusting screw 24 is placed on left column mounting surface 41 and right column mounting surface 43 first；
B) column 1 is lifted on left column mounting surface 41 again, realizes the coarse positioning of column 1, is then arranged on column 1
Left and right directions level meter 12 and front-rear direction level meter 13 for detecting left and right and former and later two directions level are adjusted by adjusting
Verticality of the 24 centering column 1 of whole screw in X/Y plane, and inspection ensures that left and right directions level meter 12 and front-rear direction are horizontal
The reading of instrument 13 is in specified value (≤0.02/1000mm) range；
C) column 1 adjusted on left column mounting surface 41 is regard as benchmark, to the column on right column mounting surface 43
Carry out coarse positioning；
D) rectangle leveling ruler 6 is mounted on the sliding block 15 of both sides the linear guide 14,6 both ends of rectangle leveling ruler are equipped with amesdial
61, plane is equipped with level meter 62 on centre, and side is equipped with work shape leveling ruler 63, and amesdial 64 is mounted on 63 lower end of work shape leveling ruler, and
It is contacted with work top 42；
E) it pushes rectangle leveling ruler 6 to be moved along lathe X-direction, and adjusts the adjusting screw at right column mounting surface 43 simultaneously
24, check respectively for ensuring that the reading of level meter 62 is being advised in the reading of specified value (≤0.03/1000mm) and amesdial 64
In fixed number value (≤0.01/1000mm) range, ensure level height between the column 1 of both sides is parallel with work top 42 and column
It is equal；Housing screw 33 and lag screw 34 are adjusted simultaneously, and checking ensures 6 both ends amesdial 61 of rectangle leveling ruler along the linear guide
Reading when 14 movement ensures the depth of parallelism of the column 1 of both sides in specified value (≤0.01/2000mm) range；
F) relative position of column 1 and pedestal 4 and then by the locking of lock-screw 21 left and right sides；
G) after the completion of final assembly, to avoid the weight pair of the crossbeams feed system such as crossbeam, slide, ram, tool magazine component 5
The influence that column 1 adjusts repeats step d)~f), it can quickly and easily column 1 make adjustment, ensure machine finish.
The foregoing is merely presently preferred embodiments of the present invention, is only for purposes of illustrating the structure and principle of the present invention, and
Not limiting the present invention.Under the premise of not departing from present inventive concept and method, made by any modification, equivalent replacement, change
Into etc., it should all be included in the protection scope of the present invention.
Claims (5)
1. a kind of gate bridge miller column mounting and adjusting structure, it is characterised in that：
Including column (1), main modulation mechanism (2), Additional adjustment mechanisms (3), pedestal (4)；
The column (1) is vertically fixed on by main modulation mechanism (2) and Additional adjustment mechanisms (3) on pedestal (4)；The column
(1) installed position of main modulation mechanism (2) is equipped with boss (11) on；
The main modulation mechanism (2) is used to adjust the height and levelness between two heel post of lathe (1)；The main modulation mechanism
(2) include lock-screw (21), spring washer (22), plain washer (23), adjusting screw (24)；Wherein, lock-screw (21) is worn
It crosses adjusting screw (24) column (1) is connected with pedestal (4), spring washer (22) is mounted on lock-screw with plain washer (23)
(21) between boss (11)；
The Additional adjustment mechanisms (3) are used to adjust the depth of parallelism of two heel post of lathe (1), and in the height and water of column (1)
Ensure its verticality during Pingdu adjustment；The Additional adjustment mechanisms (3) include adjustment plate (31), are fixedly connected with screw
(32), housing screw (33), lag screw (34)；Wherein, adjustment plate (31) is fixedly connected with screw (32) installation by 2 and fixes
On pedestal (4), housing screw (33) is mounted in adjustment plate (31), and tail end is resisted against on column (1), and lag screw (34) is worn
Adjustment plate (31) is crossed with column (1) to be connected.
2. a kind of gate bridge miller column mounting and adjusting structure according to claim 1, it is characterised in that：The homophony
Complete machine structure (2) symmetrically is distributed at position of column (1) both sides equipped with boss (11)；The Additional adjustment mechanisms (3)
At the outboard juncture surface of column (1) both ends and pedestal (4).
3. a kind of gate bridge miller column mounting and adjusting structure according to claim 2, it is characterised in that：The locking
Screw (21) is unthreaded hole with adjusting screw (24) junction, is threaded hole with column (1) junction；On the adjusting screw (24)
End is connected by external screw thread with column (1), and lower end is resisted against on pedestal (4)；It is realized to lathe both sides by adjusting screw (24)
The adjusting of the height and levelness of column (1), and by the relative position of lock-screw (21) lock post (1) and pedestal (4),
Prevent the case where screw loosening occur because of vibration.
4. a kind of gate bridge miller column mounting and adjusting structure according to claim 1, it is characterised in that：The adjustment
Housing screw (33) and the junction of adjustment plate (31) are threaded hole on plate (31), and lag screw (34) is connect with adjustment plate (31)
Place is U-shaped hole.
5. a kind of method of adjustment of gate bridge miller column mounting and adjusting structure according to claim 1, feature exist
In：Include the following steps：
A) adjusting screw (24) is placed on left column mounting surface (41) and right column mounting surface (43) first；
B) column (1) is lifted on left column mounting surface (41) again, the coarse positioning of column (1) is realized, then on column (1)
Left and right directions level meter (12) and front-rear direction level meter (13) for detecting left and right and former and later two directions level is set, is led to
Verticality of adjusting screw (24) the centering column (1) in X/Y plane is overregulated, and inspection ensures left and right directions level meter (12)
Reading with front-rear direction level meter (13) is in specified value (≤0.02/1000mm) range；
C) column (1) adjusted on left column mounting surface (41) is regard as benchmark, to vertical on right column mounting surface (43)
Column carries out coarse positioning；
D) rectangle leveling ruler (6) is mounted on the sliding block (15) of both sides the linear guide (14), rectangle leveling ruler (6) both ends are equipped with thousand points
Table (61), plane is equipped with level meter (62) on centre, and side is equipped with work shape leveling ruler (63), and amesdial (64) is mounted on work shape leveling ruler
(63) lower end, and contacted with work top (42)；
E) it pushes rectangle leveling ruler (6) to be moved along lathe X-direction, and adjusts the adjusting screw at right column mounting surface (43) simultaneously
(24), check respectively for ensuring the reading of level meter (62) in specified value (≤0.03/1000mm) range and amesdial
(64) reading ensures that the column (1) of both sides is parallel with work top (42) in specified value (≤0.01/2000mm) range
And level height is equal between column；Housing screw (33) and lag screw (34) are adjusted simultaneously, and inspection ensures rectangle leveling ruler
(6) reading when both ends amesdial (61) is along the linear guide (14) movement is protected in specified value (≤0.01/2000mm) range
Demonstrate,prove the depth of parallelism of the column (1) of both sides；
F) relative position of column (1) and pedestal (4) and then by lock-screw (21) the locking left and right sides；
G) after the completion of final assembly, to avoid the weight of the crossbeams feed system component such as crossbeam, slide, ram, tool magazine (5) from opposing
The influence of column (1) adjustment, repeats step d)~f), it can quickly and easily column (1) make adjustment, ensure machine tooling essence
Degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810426327.3A CN108608216A (en) | 2018-05-07 | 2018-05-07 | A kind of gate bridge miller column mounting and adjusting structure and its method of adjustment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810426327.3A CN108608216A (en) | 2018-05-07 | 2018-05-07 | A kind of gate bridge miller column mounting and adjusting structure and its method of adjustment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108608216A true CN108608216A (en) | 2018-10-02 |
Family
ID=63662309
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810426327.3A Pending CN108608216A (en) | 2018-05-07 | 2018-05-07 | A kind of gate bridge miller column mounting and adjusting structure and its method of adjustment |
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| CN (1) | CN108608216A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109128861A (en) * | 2018-10-31 | 2019-01-04 | 山东威达重工股份有限公司 | The integral type lathe bed and its installation method of Bridge gantry lathe |
| CN109434137A (en) * | 2018-12-26 | 2019-03-08 | 罗甸县金泰模具机械制造有限公司 | Against shock outer circle spindle nose turning machining device |
| CN110193733A (en) * | 2019-07-01 | 2019-09-03 | 海盐永丰精密五金有限公司 | A kind of middle abutment body processing support device easy to use of dieing machine |
| CN111037313A (en) * | 2019-12-31 | 2020-04-21 | 意特利（滁州）智能数控科技有限公司 | Five-axis movable beam type portal frame and mounting method |
| CN112692589A (en) * | 2020-12-21 | 2021-04-23 | 珠海格力智能装备有限公司 | Machine tool |
| CN112917191A (en) * | 2021-03-03 | 2021-06-08 | 北京工业大学 | Device for assisting in positioning of B-axis rotation center of swing angle milling head |
| CN113320021A (en) * | 2021-05-28 | 2021-08-31 | 福建巨邦机械有限公司 | Crossbeam structure of convenient adjustment |
| CN115555919A (en) * | 2022-12-02 | 2023-01-03 | 昆山全特精密机械有限公司 | Machine tool stand column precision detection and adjustment method and device |
| WO2024113872A1 (en) * | 2022-11-29 | 2024-06-06 | 科德数控股份有限公司 | Bed and column connection auxiliary device, and method therefor |
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| CN202591983U (en) * | 2012-06-25 | 2012-12-12 | 辉煌重工集团有限公司 | Device for adjusting girder and columns of fixed girder type numerical control gantry milling and boring machine and gantry machining center |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109128861A (en) * | 2018-10-31 | 2019-01-04 | 山东威达重工股份有限公司 | The integral type lathe bed and its installation method of Bridge gantry lathe |
| CN109128861B (en) * | 2018-10-31 | 2023-04-28 | 山东威达重工股份有限公司 | Integrated lathe bed of bridge type gantry machine tool and mounting method thereof |
| CN109434137A (en) * | 2018-12-26 | 2019-03-08 | 罗甸县金泰模具机械制造有限公司 | Against shock outer circle spindle nose turning machining device |
| CN110193733A (en) * | 2019-07-01 | 2019-09-03 | 海盐永丰精密五金有限公司 | A kind of middle abutment body processing support device easy to use of dieing machine |
| CN110193733B (en) * | 2019-07-01 | 2024-05-07 | 海盐永丰精密五金有限公司 | Convenient to use's strutting arrangement is used in middle stage body processing of high-speed precision punching machine |
| CN111037313A (en) * | 2019-12-31 | 2020-04-21 | 意特利（滁州）智能数控科技有限公司 | Five-axis movable beam type portal frame and mounting method |
| CN112692589A (en) * | 2020-12-21 | 2021-04-23 | 珠海格力智能装备有限公司 | Machine tool |
| CN112917191A (en) * | 2021-03-03 | 2021-06-08 | 北京工业大学 | Device for assisting in positioning of B-axis rotation center of swing angle milling head |
| CN112917191B (en) * | 2021-03-03 | 2022-05-17 | 北京工业大学 | Device for assisting in positioning of B-axis rotation center of swing angle milling head |
| CN113320021A (en) * | 2021-05-28 | 2021-08-31 | 福建巨邦机械有限公司 | Crossbeam structure of convenient adjustment |
| WO2024113872A1 (en) * | 2022-11-29 | 2024-06-06 | 科德数控股份有限公司 | Bed and column connection auxiliary device, and method therefor |
| CN115555919A (en) * | 2022-12-02 | 2023-01-03 | 昆山全特精密机械有限公司 | Machine tool stand column precision detection and adjustment method and device |
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Application publication date: 20181002 |