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CN110181318A - A kind of lead screw Xian Gui bindiny mechanism being conveniently adjusted and its method of adjustment - Google Patents

A kind of lead screw Xian Gui bindiny mechanism being conveniently adjusted and its method of adjustment Download PDF

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Publication number
CN110181318A
CN110181318A CN201910569915.7A CN201910569915A CN110181318A CN 110181318 A CN110181318 A CN 110181318A CN 201910569915 A CN201910569915 A CN 201910569915A CN 110181318 A CN110181318 A CN 110181318A
Authority
CN
China
Prior art keywords
nut
lead screw
pinboard
bindiny mechanism
conveniently adjusted
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
CN201910569915.7A
Other languages
Chinese (zh)
Inventor
孙小刚
刘传进
石征飞
郁凯华
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.)
JIANGSU CREATE PRECISION TECHNOLOGY Co Ltd
Original Assignee
JIANGSU CREATE PRECISION 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 JIANGSU CREATE PRECISION TECHNOLOGY Co Ltd filed Critical JIANGSU CREATE PRECISION TECHNOLOGY Co Ltd
Priority to CN201910569915.7A priority Critical patent/CN110181318A/en
Publication of CN110181318A publication Critical patent/CN110181318A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q5/00Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/22Feeding members carrying tools or work
    • B23Q5/34Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
    • B23Q5/38Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously
    • B23Q5/40Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously by feed shaft, e.g. lead screw
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q5/00Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/54Arrangements or details not restricted to group B23Q5/02 or group B23Q5/22 respectively, e.g. control handles
    • B23Q5/56Preventing backlash

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)

Abstract

The invention discloses a kind of lead screw Xian Gui bindiny mechanism being conveniently adjusted and its methods of adjustment, including base, infeed mean, nut pinboard and bearing block, the infeed mean is fixed in base, the bearing block is connected with infeed mean, it further include feed screw nut, linear guide and driver plate, the bearing block is connect by nut pinboard with feed screw nut, the linear guide is equipped with sliding block, the combination unit of the linear guide and sliding block is equipped with multiple, sliding block is connected with driver plate, sliding block is arranged in nut pinboard two sides, the driver plate is fixed on sliding block, gap is equipped between driver plate and nut pinboard, adjustment gasket is equipped in gap.The present invention is by increasing adjustment gasket and nut pinboard, adjust the dimensional discrepancy of infeed mean axis and linear guide, adjust the dimensional discrepancy of infeed mean axis and ball-screw axis, when base, lead screw shaft bearings being made mismachining tolerance occur, entire mechanism can reach requirement by simple adjustment.

Description

A kind of lead screw Xian Gui bindiny mechanism being conveniently adjusted and its method of adjustment
Technical field
The present invention relates to machining, mechanical equipment technical field, specially a kind of lead screw line rail connection being conveniently adjusted Mechanism and its method of adjustment.
Background technique
Existing platen movement is roughly divided into two classes, and one kind is rotary motion;One kind is moves back and forth, for past Multiple movement, now uses two kinds of forms of line rail and hard rail at present, and line rail is common in some lightweight lathes, such as wire cutting machine tool, carving Quarter machine etc..Ball-screw is actuated element most-often used on machine tool and precision machinery, and major function is will to rotate fortune Turn changes linear movement into, or torque is converted into axial repeated action power, while having both high-precision, invertibity and efficient Feature.Due to the frictional resistance with very little, ball-screw is widely used in various industrial equipments and precision instrument, well known Lead screw pair generally passes through the bearing in leading screw bearing and leading screw bearing and forms support and pre-stretching preload to lead screw both ends.
Currently, it is current common driving structure that lead screw and line rail, which are applied in combination, in the device of motor driven lead screw feeding, This driving structure proposes higher requirement to the part processing precision of connection wire rod nut and line rail sliding block.08 month 2014 27 The Chinese utility model patent for the CN203792078U that day is announced discloses a kind of lathe feed gear, the utility model motor It is fixed on saddle by support base, motor shaft is connect with lead screw by shaft coupling.Lead screw both ends are with bearing (bearing unit) branch Support, feed screw nut are fixed on slide plate, and motor, motor supporting base, lead screw, lead screw end support seat constitute the main body of infeed mean Structure.The spring bearing of motor side is deep groove ball bearing, and matching between deep groove ball bearing outer ring and motor bearing bore is combined into gap Cooperation;It is poor that there are sizes between tail end bearing unit and bearing bore, there is larger gap.Following deficiency is had using the above technology: The dimensional discrepancy that inevitably will appear in process causes the mismachining tolerance between lathe and lead screw shaft bearings, can be to assembly essence Degree causes very big influence.
Summary of the invention
The purpose of the invention is to provide a kind of lead screw Xian Gui bindiny mechanism being conveniently adjusted and its method of adjustment, pass through Increase adjustment gasket and nut pinboard, adjust the dimensional discrepancy of infeed mean axis and linear guide, adjusts infeed mean axis The dimensional discrepancy of line and ball-screw axis, when base, lead screw shaft bearings being made mismachining tolerance occur, entire mechanism can be by letter Dullness is whole to reach requirement.
In order to achieve the above-mentioned object of the invention, the invention adopts the following technical scheme: a kind of lead screw line rail being conveniently adjusted Bindiny mechanism, including base, infeed mean, nut pinboard and bearing block, the infeed mean are fixed in base, the axis It holds seat to be connected with infeed mean, further includes feed screw nut, linear guide and driver plate, the bearing block passes through nut pinboard It is connect with feed screw nut, the linear guide is equipped with sliding block, and the combination unit of the linear guide and sliding block is equipped with multiple, institute It states sliding block to be connected with driver plate, the sliding block is arranged in nut pinboard two sides, and the driver plate is fixed on sliding block, described It is equipped with gap between driver plate and nut pinboard, adjustment gasket is equipped in the gap.
Preferably, the feed screw nut is equipped with multiple mounting holes, and the nut pinboard is equipped with threaded hole, the spiral shell Pit be equipped with it is multiple, the feed screw nut is fixed in threaded hole with nut pinboard by screw locking.
Preferably, the nut pinboard uses planar sheet, and the nut pinboard is equipped with waist-shaped hole, the waist type Hole be equipped with it is multiple, multiple waist-shaped holes are disposed longitudinally on nut pinboard.
Preferably, the centerline axis parallel setting of the central axis and infeed mean of the linear guide.
Preferably, the centerline axis parallel of the lead screw central axis and infeed mean is arranged.
Preferably, the adjustment gasket uses planar sheet.
Preferably, the lead screw uses ball-screw.
A kind of adjusting method of the lead screw Xian Gui bindiny mechanism according to claim 1 being conveniently adjusted, including it is following Step: step 1. processing adjustment gasket adjusts the dimensional discrepancy between infeed mean axis and linear guide, locking driver plate and Bearing block;
Step 2. passes through the height error between waist-shaped hole adjusting screw nut and bearing block, locking bearing seat and nut switching Plate;
Step 3. actuating mechanism, driving infeed mean are moved along lead screw axis and linear guide direction, observe motor load.
Preferably, in step 2, the adjustment gasket carries out the adjustment of thickness by being ground or shoveling to scrape.
Compared with prior art, using the lead screw Xian Gui bindiny mechanism of above-mentioned technical proposal being conveniently adjusted and its adjustment Method has the following beneficial effects:
One, uses the lead screw Xian Gui bindiny mechanism being conveniently adjusted of the invention and its method of adjustment, transfers in driver plate and nut Increase adjustment gasket between plate, processing adjusts gasket to adjust the dimensional discrepancy of infeed mean axis and linear guide, so that axis It holds seat and driver plate is completely embedded;
The position of two, adjusting nut pinboards adjusts the dimensional discrepancy of infeed mean axis Yu lead screw axis, carries out simple Adjustment just can reach requirement, reduce base in time, the mismachining tolerance that lead screw shaft bearings occur.
Detailed description of the invention
Fig. 1 is the front schematic view for the lead screw Xian Gui bindiny mechanism embodiment that the present invention is conveniently adjusted;
Fig. 2 is the diagrammatic cross-section for the lead screw Xian Gui bindiny mechanism being conveniently adjusted in the present embodiment;
Fig. 3 is the structural schematic diagram of nut pinboard in the present embodiment.
Appended drawing reference: 1, base;2, driver plate;3, infeed mean;4, feed screw nut;5, lead screw;6, gasket is adjusted;7, spiral shell Female pinboard;71, waist-shaped hole;8, linear guide;9, sliding block;10, bearing block.
Specific embodiment
The present invention is described further with reference to the accompanying drawing.
It is as shown in Figure 1 the front schematic view for the lead screw Xian Gui bindiny mechanism embodiment being conveniently adjusted, is illustrated in figure 2 just In the diagrammatic cross-section of the lead screw Xian Gui bindiny mechanism of adjustment, including base 1, infeed mean 3, nut pinboard 7 and bearing block 10, infeed mean 3 is fixed in base 1, and infeed mean 3 constrains on the base, there is the freedom for moving and rotating in the axial direction Degree.10 bearing block of bearing block is connected with infeed mean 3, and bearing block 10 drives infeed mean 3 to move in the axial direction.Nut turns Fishplate bar 7 is attached by bearing block 10 with infeed mean 3, and lead screw 5 is fixed in nut pinboard 7, further includes linear guide 8 With driver plate 2, linear guide 8 is equipped with sliding block 9, and the combination unit of linear guide 8 and sliding block 9 is equipped with multiple, and sliding block 9 is fixed on On base 1, sliding block 9 is arranged in 7 two sides of nut pinboard, and driver plate 2 is fixed on sliding block 9, driver plate 2 and nut pinboard 7 Between be equipped with gap, adjustment gasket 6 is equipped in gap.It further include feed screw nut 4, feed screw nut 4 is equipped with multiple mounting holes.? In the present embodiment, adjustment gasket 6 uses planar sheet, and lead screw 5 uses ball-screw.
It is illustrated in figure 3 the structural schematic diagram of nut pinboard, nut pinboard 7 is equipped with threaded hole, and threaded hole is equipped with Multiple, screw passes through the mounting hole on feed screw nut 4, is locked in threaded hole, keeps feed screw nut 4 and nut pinboard 7 fixed. Feed screw nut 4 is connect by nut pinboard 7 with bearing block 10.Nut pinboard 7 is equipped with waist-shaped hole 71, and waist-shaped hole 71 is equipped with Multiple, multiple waist-shaped holes 71 are disposed longitudinally on nut pinboard 7.In the present embodiment, nut pinboard 7 uses flat thin Plate.
The adjusting method for the lead screw Xian Gui bindiny mechanism being conveniently adjusted, comprising the following steps: step 1. processing adjustment gasket 6, the dimensional discrepancy between 3 axis of infeed mean and linear guide 8 is adjusted, lock driver plate 2 and bearing block 10;
Step 2. passes through the height error between 71 adjusting screw nut 4 of waist-shaped hole and bearing block 10, locking bearing seat 10 and spiral shell Female pinboard 7;
Step 3. actuating mechanism, driving infeed mean 3 are moved along 5 axis of lead screw and 8 direction of linear guide, observe motor load.
Top shoe 9 and linear guide 8 are installed respectively in the two sides of nut pinboard 7, linear guide 8 is fixed on base 1, Sliding block 9 is fixed in linear guide 8, convex block card in linear guide 8 and in the card slot on sliding block 9, the upper surface of sliding block 9 with Driver plate 2 is attached, and after mechanism is installed, infeed mean 3 and driver plate 2 is driven to lead along 5 axis of ball-screw and straight line 8 direction of rail is mobile.The centerline axis parallel of the central axis and infeed mean 3 that guarantee linear guide 8 is arranged, 5 central axis of lead screw The centerline axis parallel of line and infeed mean 3 is arranged.In process, infeed mean 3 and linear guide 8, ball-screw 5 it Between there is dimensional discrepancy, grinding adjustment gasket 6 keeps driver plate 2 and 3 axis of infeed mean to be arranged in parallel, and passes through screw bolt and nut Height adjustment in waist-shaped hole 71, the height error between adjusting screw nut 4 and bearing block 10, to guarantee infeed mean 3 axis and 5 axis of lead screw are arranged in parallel.
It is the preferred embodiment of the present invention above, does not depart from original of the invention for those of ordinary skill in the art Under the premise of reason, several variations and modifications can also be made, these also should be regarded as protection scope of the present invention.

Claims (9)

1. a kind of lead screw Xian Gui bindiny mechanism being conveniently adjusted, it is characterised in that: including base (1), infeed mean (3), nut Pinboard (7) and bearing block (10), the infeed mean (3) are fixed in base (1), the bearing block (10) and infeed mean (3) it is connected, further includes feed screw nut (4), linear guide (8) and driver plate (2), the bearing block (10) is transferred by nut Plate (7) is connect with feed screw nut (4), and the linear guide (8) is equipped with sliding block (9), the linear guide (8) and sliding block (9) Combination unit be equipped with multiple, the sliding block (9) is connected with driver plate (2), and the sliding block (9) setting is in nut pinboard (7) two sides, the driver plate (2) are fixed on sliding block (9), between being equipped between the driver plate (2) and nut pinboard (7) Gap is equipped with adjustment gasket (6) in the gap.
2. the lead screw Xian Gui bindiny mechanism according to claim 1 being conveniently adjusted, it is characterised in that: the feed screw nut (4) multiple mounting holes are equipped with, the nut pinboard (7) is equipped with threaded hole, and the threaded hole is equipped with multiple, the lead screw Nut (4) is fixed with nut pinboard (7) in threaded hole by screw locking.
3. the lead screw Xian Gui bindiny mechanism according to claim 1 being conveniently adjusted, it is characterised in that: the nut pinboard (7) use planar sheet, the nut pinboard (7) be equipped with waist-shaped hole (71), the waist-shaped hole (71) be equipped with it is multiple, it is multiple Waist-shaped hole (71) is disposed longitudinally on nut pinboard (7).
4. the lead screw Xian Gui bindiny mechanism according to claim 1 being conveniently adjusted, it is characterised in that: the linear guide (8) centerline axis parallel of central axis and infeed mean (3) is arranged.
5. the lead screw Xian Gui bindiny mechanism according to claim 1 being conveniently adjusted, it is characterised in that: in the lead screw (5) Mandrel line and the centerline axis parallel of infeed mean (3) are arranged.
6. the lead screw Xian Gui bindiny mechanism according to claim 1 being conveniently adjusted, it is characterised in that: the adjustment gasket (6) planar sheet is used.
7. the lead screw Xian Gui bindiny mechanism according to claim 1 being conveniently adjusted, it is characterised in that: the lead screw is using rolling Ballscrew (5).
8. a kind of adjusting method of the lead screw Xian Gui bindiny mechanism according to claim 1 being conveniently adjusted, it is characterised in that: The following steps are included: step 1. processing adjustment gasket (6), adjusts the size between infeed mean (3) axis and linear guide (8) Deviation, lock driver plate (2) and bearing block (10);
Step 2. passes through the height error between waist-shaped hole (71) adjusting screw nut (4) and bearing block (10), locking bearing seat (10) and nut pinboard (7);
Step 3. actuating mechanism, driving infeed mean (3) is mobile along lead screw (5) axis and linear guide (8) direction, observes motor Load.
9. the adjusting method of the lead screw Xian Gui bindiny mechanism according to claim 8 being conveniently adjusted, it is characterised in that: in step In rapid 2, the adjustment gasket (6) carries out the adjustment of thickness by being ground or shoveling to scrape.
CN201910569915.7A 2019-06-27 2019-06-27 A kind of lead screw Xian Gui bindiny mechanism being conveniently adjusted and its method of adjustment Pending CN110181318A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910569915.7A CN110181318A (en) 2019-06-27 2019-06-27 A kind of lead screw Xian Gui bindiny mechanism being conveniently adjusted and its method of adjustment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910569915.7A CN110181318A (en) 2019-06-27 2019-06-27 A kind of lead screw Xian Gui bindiny mechanism being conveniently adjusted and its method of adjustment

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Publication Number Publication Date
CN110181318A true CN110181318A (en) 2019-08-30

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Application Number Title Priority Date Filing Date
CN201910569915.7A Pending CN110181318A (en) 2019-06-27 2019-06-27 A kind of lead screw Xian Gui bindiny mechanism being conveniently adjusted and its method of adjustment

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109681604A (en) * 2019-01-09 2019-04-26 成都飞机工业(集团)有限责任公司 A kind of double lead-screw synchronization adjustment method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203023418U (en) * 2013-01-15 2013-06-26 西安爱德华测量设备股份有限公司 Lead screw nut transmission mechanism for measuring machine
CN203792078U (en) * 2014-01-26 2014-08-27 沈机集团(香港)有限公司 Lathe feeding mechanism
CN210209590U (en) * 2019-06-27 2020-03-31 江苏大卫精工科技有限公司 Lead screw line rail coupling mechanism convenient to adjustment

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203023418U (en) * 2013-01-15 2013-06-26 西安爱德华测量设备股份有限公司 Lead screw nut transmission mechanism for measuring machine
CN203792078U (en) * 2014-01-26 2014-08-27 沈机集团(香港)有限公司 Lathe feeding mechanism
CN210209590U (en) * 2019-06-27 2020-03-31 江苏大卫精工科技有限公司 Lead screw line rail coupling mechanism convenient to adjustment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109681604A (en) * 2019-01-09 2019-04-26 成都飞机工业(集团)有限责任公司 A kind of double lead-screw synchronization adjustment method
CN109681604B (en) * 2019-01-09 2022-08-12 成都飞机工业(集团)有限责任公司 Method for synchronously adjusting double lead screws

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Application publication date: 20190830

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