CN110961710A - Headstock lifting mechanism of milling machine - Google Patents

Headstock lifting mechanism of milling machine Download PDF

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Publication number
CN110961710A
CN110961710A CN201911337056.5A CN201911337056A CN110961710A CN 110961710 A CN110961710 A CN 110961710A CN 201911337056 A CN201911337056 A CN 201911337056A CN 110961710 A CN110961710 A CN 110961710A
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CN
China
Prior art keywords
lifting
vertical
block
transverse
fixed
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.)
Pending
Application number
CN201911337056.5A
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Chinese (zh)
Inventor
曹志明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sanmen Yaofan Automation Technology Co Ltd
Original Assignee
Sanmen Yaofan Automation Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sanmen Yaofan Automation Technology Co Ltd filed Critical Sanmen Yaofan Automation Technology Co Ltd
Priority to CN201911337056.5A priority Critical patent/CN110961710A/en
Publication of CN110961710A publication Critical patent/CN110961710A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23CMILLING
    • B23C9/00Details or accessories so far as specially adapted to milling machines or cutter

Abstract

The invention discloses a headstock lifting mechanism of a milling machine, which comprises a transverse beam and two vertical supporting shells, wherein connecting blocks are fixed at two ends of the transverse beam; a vertical lifting mechanism is arranged in the vertical supporting shell, and a lifting block is arranged on the vertical lifting mechanism; the transverse beam is positioned between the two vertical supporting shells, the connecting block is inserted in a central vertical through groove formed in the middle of the inner side plate of the vertical supporting shell, and the lifting block is fixed with the corresponding connecting block. According to the invention, the transverse beam can be automatically adjusted in height, so that a machine head arranged on the transverse beam can be close to a machined part on the machine tool moving platform below the transverse beam for machining, the machined part on the machine tool moving platform can be machined without arranging additional mechanisms and other parts, and the machining is convenient and has good effect.

Description

Headstock lifting mechanism of milling machine
Technical Field
The invention relates to the technical field of machine tool equipment, in particular to a headstock lifting mechanism of a milling machine.
Background
In the existing machine tools such as a planer type milling machine and a planer type machining center, the transverse beam of a portal frame is fixed and cannot be adjusted in height, so that when certain parts are machined on a moving platform, a height increasing mechanism needs to be installed on the moving platform, the parts can be machined, the machining is very troublesome, the height increasing mechanism is troublesome to install, the efficiency is low, and the effect is poor.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a headstock lifting mechanism of a milling machine, which can automatically adjust the height of a transverse beam, so that a machine head arranged on the transverse beam can be close to a workpiece on a machine tool moving platform below the transverse beam for processing, the workpiece on the machine tool moving platform can be processed without arranging additional mechanisms and other parts, and the headstock lifting mechanism is convenient to process and good in effect.
The scheme for solving the technical problems is as follows:
a headstock lifting mechanism of a milling machine comprises a transverse beam and two vertical supporting shells, wherein connecting blocks are fixed at two ends of the transverse beam;
a vertical lifting mechanism is arranged in the vertical supporting shell, and a lifting block is arranged on the vertical lifting mechanism;
the transverse beam is positioned between the two vertical supporting shells, the connecting block is inserted in a central vertical through groove formed in the middle of the inner side plate of the vertical supporting shell, and the lifting block is fixed with the corresponding connecting block.
The vertical lifting mechanism comprises a vertical lifting screw rod, two ends of the vertical lifting screw rod are hinged to a top plate and a bottom plate of the vertical supporting shell through bearings, the vertical lifting screw rod is located in the vertical supporting shell, a lifting servo adjusting motor is fixed to the top surface of the top plate of the vertical supporting shell, the lifting servo adjusting motor drives the vertical lifting screw rod to rotate, and a lifting block is in threaded connection with the vertical lifting screw rod.
A vertical guide groove body is fixed on the inner side wall of the vertical support shell, a guide sliding block is fixed on one side wall of the lifting block, and the guide sliding block is inserted in a sliding groove of the vertical guide groove body.
A connecting plate part is formed on one side wall of the lifting block and fixedly connected to the corresponding wall surface of the connecting block through bolts.
The output shaft of the lifting servo adjusting motor is a spline shaft, and the spline shaft is inserted in a spline hole formed in the top end of the vertical lifting screw.
The upper part and the lower part of the opposite wall surfaces of the two vertical supporting shells are respectively fixed with a connecting frame, the connecting frames are respectively fixed with a limit proximity switch, and the induction end of the limit proximity switch faces to the bottom surface or the top surface of the connecting block.
The middle part shaping of the relative wall of two connecting blocks has the extension block portion, and the extension block portion passes through bolt fixed connection on the tip rear wall of horizontal roof beam.
The invention has the following outstanding effects: the automatic height adjustment device can automatically adjust the height of the transverse beam, so that a machine head arranged on the transverse beam can be close to a machined part on a machine tool moving platform below the transverse beam to be machined, the machined part on the machine tool moving platform can be machined without arranging parts such as an additional mechanism, and the automatic height adjustment device is convenient to machine and good in effect.
Drawings
FIG. 1 is a schematic view of a partial structure of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
fig. 3 is a partial structural schematic view between the transverse beam and the vertical support housing of the present invention.
Detailed Description
Embodiment, as shown in fig. 1 to 3, a headstock lifting mechanism of a milling machine comprises a transverse beam 10 and two vertical support housings 20, wherein a bottom connecting block 50 is fixed at the bottom end of each vertical support housing 20, the bottom connecting block 50 is fixed on the ground, and connecting blocks 11 are fixed at two ends of the transverse beam 10;
a vertical lifting mechanism is arranged in the vertical supporting shell 20, and a lifting block 21 is arranged on the vertical lifting mechanism;
the transverse beam 10 is positioned between the two vertical supporting shells 20, the connecting blocks 11 are inserted and sleeved in a central vertical through groove 22 formed in the middle of the inner side plate of the vertical supporting shell 20, and the lifting blocks 21 are fixed with the corresponding connecting blocks 11.
Further, vertical elevating system includes vertical lifting screw 23, and the both ends of vertical lifting screw 23 pass through the bearing and articulate on the roof and the bottom plate of vertical support casing 20, and vertical lifting screw 23 is in vertical support casing 20, and the top surface of the roof of vertical support casing 20 is fixed with lift servo adjusting motor 24, and lift servo adjusting motor 24 drives vertical lifting screw 23 and rotates, and elevator 21 spiro union is on vertical lifting screw 23.
Further, a vertical guide groove body 25 is fixed on the inner side wall of the vertical support shell 20, a guide sliding block 211 is fixed on one side wall of the lifting block 21, and the guide sliding block 211 is inserted in a sliding groove of the vertical guide groove body 25.
Further, a connecting plate portion 212 is formed on one side wall of the lifting block 21, and the connecting plate portion 212 is fixedly connected to a corresponding wall surface of the connecting block 11 by bolts.
Further, the output shaft of the lifting servo adjusting motor 24 is a spline shaft, and the spline shaft is inserted in a spline hole formed at the top end of the vertical lifting screw 23.
Further, the upper and lower parts of the opposite wall surfaces of the two vertical support housings 20 are respectively fixed with a connecting frame 26, the connecting frames 26 are respectively fixed with a limit proximity switch 27, and the sensing end of the limit proximity switch 27 faces the bottom surface or the top surface of the connecting block 11.
Further, extending block parts 111 are formed in the middle of the opposite wall surfaces of the two connecting blocks 11, and the extending block parts 111 are fixedly connected to the end rear wall surface of the transverse beam 10 through bolts.
The working principle is as follows: when in use, the two lifting servo adjusting motors 24 can simultaneously operate in the embodiment, so that the two lifting blocks 21 can be lifted simultaneously, and the transverse beam 10 can be lifted and lowered;
when the parts to be machined are low, they are fixed on the moving platform of the machine tool, which is located below the transverse beam 10, and is a common machining center structure, and therefore, they will not be described in detail.
At this point, the low items can be machined by lowering the transverse beam 10 and mounting the nose assembly on the transverse beam 10.
When the parts of its processing are than high machined part, can realize the promotion of horizontal roof beam 10 through two lifting servo adjusting motor 24 simultaneous operation for the aircraft nose device is higher than the machined part, then descends again and processes it, and its processing is convenient, and is effectual.
When the height of the lifting block 21 is adjusted, the limit induction is realized by the induction end of the connecting block 11 close to the limit proximity switch 27, the induction signal is transmitted to the control host through the limit proximity switch 27, the control host controls the lifting servo adjusting motor 24 to stop running, the limiting is convenient, and the limit proximity switch 27 and the control host are common parts and are not detailed.
The above embodiments are only for illustrating the invention and are not to be construed as limiting the invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the invention, therefore, all equivalent technical solutions also belong to the scope of the invention, and the scope of the invention is defined by the claims.

Claims (7)

1. A headstock lifting mechanism of a milling machine, comprising a transverse beam (10) and two vertical support housings (20), characterized in that: connecting blocks (11) are fixed at two ends of the transverse beam (10);
a vertical lifting mechanism is arranged in the vertical supporting shell (20), and a lifting block (21) is arranged on the vertical lifting mechanism;
the transverse beam (10) is arranged between the two vertical supporting shells (20), the connecting blocks (11) are inserted and sleeved in central vertical through grooves (22) formed in the middle of the inner side plates of the vertical supporting shells (20), and the lifting blocks (21) are fixed with the corresponding connecting blocks (11).
2. A headstock lifting mechanism for a milling machine according to claim 1 wherein: the vertical lifting mechanism comprises a vertical lifting screw rod (23), two ends of the vertical lifting screw rod (23) are hinged to a top plate and a bottom plate of a vertical supporting shell (20) through bearings, the vertical lifting screw rod (23) is located in the vertical supporting shell (20), a lifting servo adjusting motor (24) is fixed to the top surface of the top plate of the vertical supporting shell (20), the lifting servo adjusting motor (24) drives the vertical lifting screw rod (23) to rotate, and a lifting block (21) is in threaded connection with the vertical lifting screw rod (23).
3. A headstock lifting mechanism for a milling machine according to claim 2, wherein: a vertical guide groove body (25) is fixed on the inner side wall of the vertical support shell (20), a guide sliding block (211) is fixed on one side wall of the lifting block (21), and the guide sliding block (211) is inserted in a sliding groove of the vertical guide groove body (25).
4. A headstock lifting mechanism for a milling machine according to claim 2, wherein: a connecting plate part (212) is formed on one side wall of the lifting block (21), and the connecting plate part (212) is fixedly connected to the corresponding wall surface of the connecting block (11) through bolts.
5. A headstock lifting mechanism for a milling machine according to claim 2, wherein: an output shaft of the lifting servo adjusting motor (24) is a spline shaft, and the spline shaft is inserted in a spline hole formed in the top end of the vertical lifting screw (23).
6. A headstock lifting mechanism for a milling machine according to claim 2, wherein: the upper part and the lower part of the opposite wall surfaces of the two vertical supporting shells (20) are respectively fixed with a connecting frame (26), the connecting frames (26) are respectively fixed with a limit proximity switch (27), and the sensing end of the limit proximity switch (27) faces to the bottom surface or the top surface of the connecting block (11).
7. A headstock lifting mechanism for a milling machine according to claim 1 wherein: the middle parts of the opposite wall surfaces of the two connecting blocks (11) are formed with extending block parts (111), and the extending block parts (111) are fixedly connected to the rear wall surface of the end part of the transverse beam (10) through bolts.
CN201911337056.5A 2019-12-23 2019-12-23 Headstock lifting mechanism of milling machine Pending CN110961710A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911337056.5A CN110961710A (en) 2019-12-23 2019-12-23 Headstock lifting mechanism of milling machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911337056.5A CN110961710A (en) 2019-12-23 2019-12-23 Headstock lifting mechanism of milling machine

Publications (1)

Publication Number Publication Date
CN110961710A true CN110961710A (en) 2020-04-07

Family

ID=70035795

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911337056.5A Pending CN110961710A (en) 2019-12-23 2019-12-23 Headstock lifting mechanism of milling machine

Country Status (1)

Country Link
CN (1) CN110961710A (en)

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3704649A (en) * 1970-02-06 1972-12-05 Werkzeug Mas Fab Adolf Waldric Device for adjusting the cross-rail on portal type machine tools
CN2323908Y (en) * 1998-02-12 1999-06-16 任恢跃 Multi-function universal boring and milling machine
JP2002011630A (en) * 2000-06-26 2002-01-15 Toho Engineering Kk Striating machine, machining tool and cutting method for pad for semiconductor chemical mechanical polishing
CN101856789A (en) * 2010-05-27 2010-10-13 莱芜市数控机床研究所 Gantry numerical-control milling and grinding integrated lathe of fixed column and movable beam type
CN201618966U (en) * 2010-03-31 2010-11-03 江阴天龙重工机械有限公司 High-rigidity numerical control gantry milling and boring machine
CN102284861A (en) * 2010-12-16 2011-12-21 杨光伟 Drilling and milling machine of lens
CN105904217A (en) * 2016-01-20 2016-08-31 上海真正数控机床有限公司 Three-in-one multifunctional small numerical control machine tool
CN205702586U (en) * 2016-03-01 2016-11-23 安顺文杰科技有限公司 A kind of improvement of gantry mill
CN206869184U (en) * 2017-06-23 2018-01-12 吉林省建研科技有限责任公司 A kind of milling machine
CN207857921U (en) * 2018-01-16 2018-09-14 江门市晋宝铝制品厂有限公司 A kind of novel aluminum product CNC milling machine
CN208005992U (en) * 2018-02-24 2018-10-26 李卫坡 A kind of stone material slotter

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3704649A (en) * 1970-02-06 1972-12-05 Werkzeug Mas Fab Adolf Waldric Device for adjusting the cross-rail on portal type machine tools
CN2323908Y (en) * 1998-02-12 1999-06-16 任恢跃 Multi-function universal boring and milling machine
JP2002011630A (en) * 2000-06-26 2002-01-15 Toho Engineering Kk Striating machine, machining tool and cutting method for pad for semiconductor chemical mechanical polishing
CN201618966U (en) * 2010-03-31 2010-11-03 江阴天龙重工机械有限公司 High-rigidity numerical control gantry milling and boring machine
CN101856789A (en) * 2010-05-27 2010-10-13 莱芜市数控机床研究所 Gantry numerical-control milling and grinding integrated lathe of fixed column and movable beam type
CN102284861A (en) * 2010-12-16 2011-12-21 杨光伟 Drilling and milling machine of lens
CN105904217A (en) * 2016-01-20 2016-08-31 上海真正数控机床有限公司 Three-in-one multifunctional small numerical control machine tool
CN205702586U (en) * 2016-03-01 2016-11-23 安顺文杰科技有限公司 A kind of improvement of gantry mill
CN206869184U (en) * 2017-06-23 2018-01-12 吉林省建研科技有限责任公司 A kind of milling machine
CN207857921U (en) * 2018-01-16 2018-09-14 江门市晋宝铝制品厂有限公司 A kind of novel aluminum product CNC milling machine
CN208005992U (en) * 2018-02-24 2018-10-26 李卫坡 A kind of stone material slotter

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