CN110936210A - Machine head lifting mechanism of gantry machining center - Google Patents
Machine head lifting mechanism of gantry machining center Download PDFInfo
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- CN110936210A CN110936210A CN201911341790.9A CN201911341790A CN110936210A CN 110936210 A CN110936210 A CN 110936210A CN 201911341790 A CN201911341790 A CN 201911341790A CN 110936210 A CN110936210 A CN 110936210A
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- fixed
- lifting
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- front wall
- machining center
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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
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
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Abstract
The invention discloses a machine head lifting mechanism of a gantry machining center, which comprises a fixed connecting plate, wherein lifting adjusting mechanisms are arranged on the left side and the right side of the front wall surface of the fixed connecting plate; the adjusting blocks of the two lifting adjusting mechanisms are fixed on the outer shell of the lifting spindle; the outer shell of the lifting spindle is positioned between the two lifting adjusting mechanisms; an outer cover body is fixed on the fixed connecting plate, a front wall plate of the outer cover body is positioned in front of the fixed connecting plate, two guide connecting plates are fixed on the lower rear wall surface of the front wall plate of the outer cover body, and the lifting spindle outer shell is positioned between the two guide connecting plates. The two guide connecting plates are arranged on the outer cover body to realize the lifting auxiliary guide of the lifting main shaft outer shell, so that the lifting stability of the lifting main shaft outer shell is ensured; and it realizes the lift of lift main shaft shell body through two lift adjustment mechanism for its atress is even, and it is stable to go up and down, and is effectual.
Description
Technical Field
The invention relates to the technical field of machine tool equipment, in particular to a machine head lifting mechanism of a gantry machining center.
Background
In the existing gantry machining center, a machine head is provided with a lifting mechanism, and a machine head main shaft can be lifted up and down to be adjusted, however, a single motor and a nitrogen balance cylinder are generally adopted to realize the stability of lifting, which can be realized when the main shaft of the machine head with a small specification is lifted up and down, but cannot be realized when the main shaft of the machine head with a large specification is lifted up and down, and the effect is poor;
meanwhile, the existing machine head spindle is lifted only by fixing the machine head spindle on a lifting block driven by a motor, so that the lifting is realized, other limiting guide mechanisms are not arranged, when the lifting block is lifted and rocked, the lifting accuracy and stability of the machine head spindle are affected, regular maintenance is needed, and the maintenance cost is high.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a machine head lifting mechanism of a gantry machining center, which realizes the lifting auxiliary guide of a lifting main shaft shell by arranging two guide connecting plates on a shell body and ensures the lifting stability of the lifting main shaft shell; and it realizes the lift of lift main shaft shell body through two lift adjustment mechanism for its atress is even, and it is stable to go up and down, and is effectual.
The scheme for solving the technical problems is as follows:
a machine head lifting mechanism of a gantry machining center comprises a fixed connecting plate, wherein lifting adjusting mechanisms are arranged on the left side and the right side of the front wall surface of the fixed connecting plate;
the adjusting blocks of the two lifting adjusting mechanisms are fixed on the outer shell of the lifting spindle;
the outer shell of the lifting spindle is positioned between the two lifting adjusting mechanisms;
an outer cover body is fixed on the fixed connecting plate, a front wall plate of the outer cover body is positioned in front of the fixed connecting plate, two guide connecting plates are fixed on the lower rear wall surface of the front wall plate of the outer cover body, and the lifting spindle outer shell is positioned between the two guide connecting plates.
And lubricating guide plates are fixed on the inner side walls of the two guide connecting plates, and the lifting spindle outer shell is clamped between the two lubricating guide plates.
Two annular connecting edges are fixed on the outer side wall of the middle of the lifting spindle outer shell, and the two adjusting blocks are located between the two annular connecting edges and are fixedly connected to the two annular connecting edges through bolts.
The lifting adjusting mechanism comprises two connecting plates which are arranged up and down, the connecting plates are fixed on the front wall surface of the fixed connecting plate, two ends of the vertical adjusting screw rod are hinged to the two connecting plates through bearings, a driving servo motor is fixed on the top surface of the connecting plate above the vertical adjusting screw rod, the driving servo motor drives the vertical adjusting screw rod to rotate, and an adjusting block is connected to the vertical adjusting screw rod in a threaded mode.
The outer cover body comprises a front wall plate, extending portions extending backwards are formed on the rear wall surfaces of the left side and the right side of the front wall plate, a bending plate is formed at the rear end of each extending portion, and the bending plate is fixed on the rear wall surface of the fixed connecting plate.
The bending plate is fixedly connected to the rear wall surface of the fixed connecting plate through bolts.
The front wall plate of the outer cover body covers the two vertical adjusting screws.
The invention has the following outstanding effects: two guide connecting plates are arranged on the outer cover body to realize the lifting auxiliary guide of the outer shell of the lifting main shaft, so that the lifting stability of the lifting main shaft is ensured; and it realizes the lift of lift main shaft shell body through two lift adjustment mechanism for its atress is even, and it is stable to go up and down, and is effectual.
Drawings
FIG. 1 is a schematic view of a partial structure of the present invention;
FIG. 2 is a partial front view of the present invention with the outer cover removed;
fig. 3 is a partial cross-sectional view of the lower portion of the present invention.
Detailed Description
In an embodiment, as shown in fig. 1 to 3, a machine head lifting mechanism of a gantry machining center comprises a fixed connecting plate 10, wherein lifting adjusting mechanisms 20 are respectively installed on the left side and the right side of the front wall surface of the fixed connecting plate 10;
the adjusting blocks 21 of the two lifting adjusting mechanisms 20 are fixed on the lifting spindle outer shell 100;
the lifting spindle outer shell 100 is positioned between the two lifting adjusting mechanisms 20;
an outer cover 30 is fixed on the fixed connecting plate 10, a front wall plate of the outer cover 30 is positioned in front of the fixed connecting plate 10, two guide connecting plates 31 are fixed on a lower rear wall surface of the front wall plate of the outer cover 30, and the lifting spindle outer shell 100 is positioned between the two guide connecting plates 31.
Further, the inner side walls of the two guide connecting plates 31 are fixed with lubricating guide plates 32, and the lifting spindle outer housing 100 is clamped between the two lubricating guide plates 32.
Further, two of the outer side walls of the middle portion of the outer casing 100 of the lifting spindle are fixed
And the two adjusting blocks 21 are positioned between the two annular connecting edges 101 and fixedly connected to the two annular connecting edges 101 through bolts.
Further, lift adjustment mechanism 20 includes two connecting plates 22 that set up from top to bottom, and connecting plate 22 is fixed on the preceding wall of fixed connection board 10, and the both ends of vertical adjusting screw 23 pass through the bearing and articulate on two connecting plates 22, is fixed with drive servo motor 24 on the top surface of the connecting plate 22 of top, and the output shaft of drive servo motor 24 is the integral key shaft, and the integral key shaft plug bush drives vertical adjusting screw 23 and rotates in the splined hole that the top of vertical adjusting screw 23 has, and the spiro union has regulating block 21 on vertical adjusting screw 23.
Further, the outer cover 30 includes a front wall plate, an extending portion extending rearward is formed on a rear wall surface of the left and right sides of the front wall plate, a bending plate 33 is formed at a rear end of the extending portion, and the bending plate 33 is fixed on a rear wall surface of the fixed connection plate 10.
Further, the bending plate 33 is fixedly connected to the rear wall surface of the fixed connecting plate 10 by bolts.
Further, the front wall plate of the outer cover 30 covers the two vertical adjustment screws 23.
The working principle is as follows: during the use, can move simultaneously through two drive servo motor 24, can realize that two vertical screw rods 23 rotate, thereby can realize that two regulating blocks 21 carry out the height and adjust, thereby make lift spindle case body 100 carry out the height and adjust, it is when the height goes up and down, it goes up and down along two lubricated deflector 32, thereby realize further guide effect, it leads spacing effectual, make its lift spindle case body 100 lift regulation stable, adjust and target in place, effectual.
The above embodiments are merely illustrative of the present invention, and are not intended to limit the present invention
Various changes and modifications can be made by one skilled in the art without departing from the spirit and scope of the invention, and therefore all equivalent technical solutions also fall within the scope of the invention, which is defined by the claims.
Claims (7)
1. The utility model provides a longmen machining center's aircraft nose elevating system, includes fixed connection board (10), its characterized in that: the left side and the right side of the front wall surface of the fixed connecting plate (10) are respectively provided with a lifting adjusting mechanism (20);
adjusting blocks (21) of the two lifting adjusting mechanisms (20) are fixed on a lifting spindle outer shell (100);
the lifting spindle outer shell (100) is positioned between the two lifting adjusting mechanisms (20);
an outer cover body (30) is fixed on the fixed connecting plate (10), a front wall plate of the outer cover body (30) is positioned in front of the fixed connecting plate (10), two guide connecting plates (31) are fixed on the lower rear wall surface of the front wall plate of the outer cover body (30), and the lifting spindle outer shell (100) is positioned between the two guide connecting plates (31).
2. The machine head lifting mechanism of the gantry machining center according to claim 1, wherein: and lubricating guide plates (32) are fixed on the inner side walls of the two guide connecting plates (31), and the lifting spindle outer shell (100) is clamped between the two lubricating guide plates (32).
3. The machine head lifting mechanism of the gantry machining center according to claim 1, wherein: two annular connecting edges (101) are fixed on the outer side wall of the middle of the lifting spindle outer shell (100), and the two adjusting blocks (21) are located between the two annular connecting edges (101) and are fixedly connected to the two annular connecting edges (101) through bolts.
4. The machine head lifting mechanism of the gantry machining center according to claim 1, wherein: the lifting adjusting mechanism (20) comprises two connecting plates (22) which are arranged up and down, the connecting plates (22) are fixed on the front wall surface of the fixed connecting plate (10), and vertical adjustment is carried out
The two ends of the screw rod (23) are hinged to the two connecting plates (22) through bearings, a driving servo motor (24) is fixed on the top surface of the connecting plate (22) above the screw rod, the driving servo motor (24) drives the vertical adjusting screw rod (23) to rotate, and the vertical adjusting screw rod (23) is connected with an adjusting block (21) in a threaded mode.
5. The machine head lifting mechanism of the gantry machining center according to claim 1, wherein: the outer cover body (30) comprises a front wall plate, extending parts extending backwards are formed on the rear wall surfaces of the left side and the right side of the front wall plate, a bending plate (33) is formed at the rear end of each extending part, and the bending plate (33) is fixed on the rear wall surface of the fixed connecting plate (10).
6. The machine head lifting mechanism of the gantry machining center according to claim 5, wherein: the bending plate (33) is fixedly connected to the rear wall surface of the fixed connecting plate (10) through bolts.
7. The machine head lifting mechanism of the gantry machining center according to claim 1, wherein: the front wall plate of the outer cover body (30) covers the two vertical adjusting screws (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911341790.9A CN110936210A (en) | 2019-12-24 | 2019-12-24 | Machine head lifting mechanism of gantry machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911341790.9A CN110936210A (en) | 2019-12-24 | 2019-12-24 | Machine head lifting mechanism of gantry machining center |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110936210A true CN110936210A (en) | 2020-03-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911341790.9A Pending CN110936210A (en) | 2019-12-24 | 2019-12-24 | Machine head lifting mechanism of gantry machining center |
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| Country | Link |
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| CN (1) | CN110936210A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004017231A (en) * | 2002-06-18 | 2004-01-22 | Yaskawa Electric Corp | Original position detecting device |
| CN201415278Y (en) * | 2009-03-28 | 2010-03-03 | 广州市敏嘉制造技术有限公司 | Double-beam planer type milling machine |
| CN204183310U (en) * | 2014-09-19 | 2015-03-04 | 高锋工业股份有限公司 | Planer-type processing machine head twin-screw driving mechanism |
| CN204366432U (en) * | 2014-11-28 | 2015-06-03 | 咏勤机械（昆山）有限公司 | With the planer-type milling machine of lowering or hoisting gear on a kind of contiguous block |
| CN105215417A (en) * | 2015-11-17 | 2016-01-06 | 珠海市千育机械有限公司 | Hole-drilling system |
| CN205651075U (en) * | 2015-12-29 | 2016-10-19 | 浙江铁正机械科技有限公司 | Longmen machining center |
| CN209288881U (en) * | 2018-11-29 | 2019-08-23 | 浙江世融机电科技有限公司 | A kind of gantry machining center that can reduce handpiece vibration |
-
2019
- 2019-12-24 CN CN201911341790.9A patent/CN110936210A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004017231A (en) * | 2002-06-18 | 2004-01-22 | Yaskawa Electric Corp | Original position detecting device |
| CN201415278Y (en) * | 2009-03-28 | 2010-03-03 | 广州市敏嘉制造技术有限公司 | Double-beam planer type milling machine |
| CN204183310U (en) * | 2014-09-19 | 2015-03-04 | 高锋工业股份有限公司 | Planer-type processing machine head twin-screw driving mechanism |
| CN204366432U (en) * | 2014-11-28 | 2015-06-03 | 咏勤机械（昆山）有限公司 | With the planer-type milling machine of lowering or hoisting gear on a kind of contiguous block |
| CN105215417A (en) * | 2015-11-17 | 2016-01-06 | 珠海市千育机械有限公司 | Hole-drilling system |
| CN205651075U (en) * | 2015-12-29 | 2016-10-19 | 浙江铁正机械科技有限公司 | Longmen machining center |
| CN209288881U (en) * | 2018-11-29 | 2019-08-23 | 浙江世融机电科技有限公司 | A kind of gantry machining center that can reduce handpiece vibration |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200331 |
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| RJ01 | Rejection of invention patent application after publication |