CN109848717A - A kind of main slide plate of broaching machine using line rail structure - Google Patents

A kind of main slide plate of broaching machine using line rail structure Download PDF

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Publication number
CN109848717A
CN109848717A CN201910171926.XA CN201910171926A CN109848717A CN 109848717 A CN109848717 A CN 109848717A CN 201910171926 A CN201910171926 A CN 201910171926A CN 109848717 A CN109848717 A CN 109848717A
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China
Prior art keywords
slide plate
line rail
work
clamping platform
force
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Pending
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CN201910171926.XA
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Chinese (zh)
Inventor
张又红
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Hunan Nanfang Machine Tool Co Ltd
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Hunan Nanfang Machine Tool Co Ltd
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Priority to CN201910171926.XA priority Critical patent/CN109848717A/en
Publication of CN109848717A publication Critical patent/CN109848717A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a kind of main slide plates of broaching machine using line rail structure, including slide plate main body and driving force connected unit;Wherein side is provided with work clamping platform to the slide plate main body, and the side opposite with work clamping platform is provided with the multiple and matched sliding block of line rail, and the work clamping platform is used for clamping broaching tool or parts to be processed;Driving force connected unit setting is in work clamping mesa sidewalls or slide plate main body back to work clamping platform side.The design uses the cooperation of line rail and sliding block, rolling friction is converted by the sliding friction of guide rail, the fluctuation of power when switching in and out with broaching tool tooth, the amplification of frictional force, which fluctuates, to be reduced, and vibration frequency multiplication is made to change, vibration when so as to improve broaching, the concentrated wear for reducing guide rail improves the retention period of machine tool accuracy, after line rail, since energy consumption reduces, energy-saving effect is brought for user.

Description

A kind of main slide plate of broaching machine using line rail structure
Technical field
The present invention relates to broaching machine part fields, more particularly to a kind of main slide plate of broaching machine using line rail structure.
Background technique
Currently, (the vertical pull-up of the vertical pull-down broaching machine of L61 horizontal broaching machine, L51, L57 is drawn existing broaching machine main guide rail The double oil cylinder broaching machines of bed, L55 pull-down) be all made of hard rail, i.e. guide rail uses ironcasting using quenched steel component, slide plate.Rail friction For sliding friction, frictional force is big, and especially L51 and L57 series since driving force and broaching active force are on the both sides of guide rail, lead by edge The torque that rail contacts center line formation is big (namely our usually said turning torques are big), and stress side normal pressure is with broaching Power increases and increases, and fluctuates with broaching fluctuation, so as to cause the wave of power when not only broaching tool tooth switches in and out Dynamic, there are also the fluctuations of frictional force, to aggravate vibration when broaching, increase the concentrated wear of guide rail, accelerate machine tool accuracy Forfeiture.
Summary of the invention
The present invention is directed to solve above-mentioned technical problem at least to a certain extent.For this purpose, the present invention propose it is a kind of using line The main slide plate of the broaching machine of rail structure.
The technical solution adopted by the present invention to solve the technical problems is: a kind of main slide plate of broaching machine using line rail structure, Including slide plate main body and driving force connected unit;Wherein side is provided with work clamping platform to the slide plate main body, fills with work The opposite side of folder platform is provided with the multiple and matched sliding block of line rail, and the work clamping platform is used for clamping broaching tool or to be added Work part;Driving force connected unit setting is in work clamping mesa sidewalls or slide plate main body back to work clamping platform one Side.
Further, the work clamping platform upper surface is work top, wherein there are the settings of one or several sliding blocks In the range of work top upward 1000mm to downward 200mm.
Further, wherein there are the models that the upward 300mm of work top to downward 200mm is arranged in one or several sliding blocks In enclosing.
Further, driving force connected unit lower surface is main force force surface, and the main force force surface is set It sets within the scope of work top upward 500mm to downward 300mm.
Further, work clamping platform two sidewalls are fixed on there are two the driving force connected unit is arranged and symmetrically.
Further, the sliding block quantity is four to nine.
The beneficial effects of the present invention are: rolling friction is converted by the sliding friction of guide rail, with broaching tool after using line rail The fluctuation of power when tooth switches in and out, the amplification of frictional force, which fluctuates, to be reduced, and vibration frequency multiplication is made to change, so as to improve drawing Vibration when cutting reduces the concentrated wear of guide rail, improves the retention period of machine tool accuracy, after line rail, since energy consumption drops It is low, energy-saving effect is brought for user.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the structural schematic diagram of first embodiment of the invention;
Fig. 2 is the structural schematic diagram of another angle of first embodiment of the invention;
Fig. 3 is the structural schematic diagram of the second embodiment of the present invention;
Fig. 4 is the structural schematic diagram of the third embodiment of the present invention;
Fig. 5 is enlarged view at the A of Fig. 1;
Fig. 6 is a kind of stress deformation point that main force force surface is nearby equipped with sliding block close to work top and work top Analysis figure;
Fig. 7 is a kind of workbench mode that main force force surface is nearby equipped with sliding block close to work top and work top Analyze deformation pattern;
Fig. 8 is a kind of stress deformation that main force force surface is nearby not provided with sliding block close to work top and work top Analysis chart;
Fig. 9 is a kind of workbench mould that main force force surface is nearby not provided with sliding block close to work top and work top State analyzes deformation pattern;
Figure 10 is a kind of stress deformation that main force force surface is nearby equipped with sliding block far from work top and work top Analysis chart;
Figure 11 is main force force surface far from work top and work top is nearby not provided with a kind of stress change of sliding block Conformal analysis figure;
Figure 12 is to drive force connected unit to be arranged near work clamping platform two sidewalls and work top to be equipped with sliding block A kind of stress deformation analysis chart.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawings and examples.
Referring to figs. 1 to Figure 12, a kind of main slide plate of broaching machine using line rail structure of the invention, including slide plate main body 1 and drive Dynamic force connected unit 5;Wherein side is provided with work clamping platform 2 to the slide plate main body 1, opposite with work clamping platform 2 Side is provided with the multiple and matched sliding block 3 of line rail 4, and sliding block 3 is installed in slide plate main body 1, and the work clamping platform 2 is used for Clamping broaching tool or parts to be processed;The driving force connected unit 5 is used to connect the driving mechanism of its sliding of driving, is usually to connect Hydraulic cylinder is connect, the driving force connected unit 5 would generally be provided with mounting hole 51 to connect hydraulic cylinder.The design uses When, it can be equipped with and the matched line rail of sliding block 3 on lathe.Driving force connected unit 5 setting is in work 2 side wall of clamping platform Or slide plate main body 1 back to work 2 side of clamping platform.When the main slide plate of broaching machine works, work 2 upper surface of clamping platform is workbench Face 21, work top 21 will receive downward reaction force, and driving force 5 lower surface of connected unit is main force force Face, main force force surface will receive the downward driving force of hydraulic cylinder.Therefore under the action of two kinds of power, structure change will cause Shape generates biggish frictional force, to aggravate vibration when broaching, increases the concentrated wear of guide rail, accelerates machine tool accuracy Forfeiture.The present embodiment thus improves whole structural strength by sliding block 3, reduces deflection.
Wherein there is the range that the upward 1000mm of work top 21 to downward 200mm is arranged in one or several sliding blocks 3 Interior, optimal is arranged in the range of 21 upward 300mm to downward 200mm of work top, and the driving force setting of connected unit 5 exists Work top 21 nearby can also improve the structural strength of work top 21, reduce its deformation, it is preferred that the main force force Face is arranged within the scope of 21 upward 500mm to downward 300mm of work top.3 quantity of sliding block is four to nine best.Such as figure It is second of embodiment of the design, it is flat back to work clamping that driving force connected unit 5 is fixed at slide plate main body 1 shown in 3 2 side of platform, and force connected unit 5 is driven to be arranged near work top 21, sliding block 3 is also disposed near work top 21, Stress deformation figure is as shown in fig. 6, the maximum deformation quantity of work top 21 is 0.0939mm, according to the model analysis deformation pattern of Fig. 7 The minimum frequency for knowing that workbench generates resonance is 378.09Hz, and if sliding block 3 is arranged not near work top 21, such as Shown in Fig. 8 and Fig. 9, the maximum deformation quantity of work top 21 is 0.322mm, and the minimum frequency that workbench generates resonance is 233.09Hz, deflection are the former more than 3 times, and resonant frequency becomes smaller very much, i.e., when 21 position of work top is fitted without cunning When block 3, it is bigger that lathe generates a possibility that vibrating.And the 3rd embodiment as the design, the driving force fixation of connected unit 5 are set It sets in slide plate main body 1 back to work 2 side of clamping platform, and force connected unit 5 is driven to be arranged far from the one of work top 21 End, sliding block 3 are arranged near work top 21, and force analysis is as shown in Figure 10, and the maximum deformation quantity of work top 21 is 0.1996mm, and if sliding block 3 is not arranged near work top 21, force analysis is as shown in figure 11, work top 21 Maximum deformation quantity be 0.5522mm.
As shown in Figure 1, being the first embodiment of the design, there are two the driving force settings of connected unit 5 and symmetrical solid 2 two sidewalls of work clamping platform are scheduled on, and the work top 21 of driving force 5 upper surface of connected unit and the clamping platform 2 that works is One plane, sliding block 3 are arranged near work top 21.The force analysis of first embodiment is as shown in figure 12, work top 21 Maximum deformation quantity be 0.06977mm.As it can be seen that the main stress surface of line rail 4 is not due to driving force online 4 two sides of rail of connected unit 5 It is front, but line rail two sides groove face.It when usual two side-friction force is big, is easy to cause 2 oil cylinders asynchronous, and uses line rail, Due to the ball action of line rail, frictional resistance is reduced, and same type broaching machine can also be reduced while being improved to synchronizing capacity Vibration, because the reduction of frictional force, reduces turning torque, to improving, Workpiece Machining Accuracy is beneficial.In addition, the setting of sliding block 3 exists 2 degree of deformation of work clamping platform can be reduced when near work clamping platform 2, improves its structural strength and precision.
The deflection of 1 workbench of table and the test data of minimum frequency
Upper table is the test data under sliding block and main force force surface different location.In this data, set there are two sliding block Set near work top, A2 and A3 respectively indicate the two sliding blocks with a distance from work top, be positive upwards (visual angle Fig. 3 to On), it is negative downwards;B is main force force surface with a distance from work top, and be positive (visual angle Fig. 3 is upward) upwards, is downwards It is negative.
Therefore sliding block 3 and driving force connected unit 5 can influence whole structural strength and degree of deformation.Sliding block 3 and drive When dynamic force connected unit 5 is close to work top 21, then overall structural strength increases, and degree of deformation becomes smaller, and frictional resistance becomes smaller, resonance Frequency becomes larger, and works more stable.In addition, the main skateboard of double oil cylinder upper pulling type broaching machines using first embodiment, deformation Amount is minimum, and structure is optimal, and reduces turning torque, and to improving, Workpiece Machining Accuracy is beneficial.
The above embodiments are merely illustrative of the technical solutions of the present invention and is not intended to limit it, all without departing from the present invention Any modification of spirit and scope or equivalent replacement, shall fall within the scope of the technical solution of the present invention.

Claims (6)

1. a kind of main slide plate of broaching machine using line rail structure, it is characterised in that: including slide plate main body (1) and driving force connected unit (5);
Wherein side is provided with work clamping platform (2) to the slide plate main body (1), the side opposite with work clamping platform (2) It is provided with multiple and line rail (4) matched sliding block (3), the work clamping platform (2) is used for clamping broaching tool or parts to be processed;
Driving force connected unit (5) setting is flat back to work clamping in work clamping platform (2) side wall or slide plate main body (1) Platform (2) side.
2. the broaching machine main slide plate according to claim 1 using line rail structure, it is characterised in that: the work clamping platform (2) upper surface be work top (21), wherein exist one or several sliding blocks (3) setting work top (21) upwards In the range of 1000mm to downward 200mm.
3. the broaching machine main slide plate according to claim 2 using line rail structure, it is characterised in that: if wherein exist one or Dry sliding block (3) setting is in the range of work top (21) 300mm to downward 200mm upwards.
4. the broaching machine main slide plate according to claim 1 using line rail structure, it is characterised in that: the driving force connection Platform (5) lower surface is main force force surface, main force force surface setting work top (21) upwards 500mm to Within the scope of lower 300mm.
5. the broaching machine main slide plate according to claim 4 using line rail structure, it is characterised in that: the driving force connection There are two platform (5) settings and is symmetrically fixed on work clamping platform (2) two sidewalls.
6. the broaching machine main slide plate according to claim 1 using line rail structure, it is characterised in that: sliding block (3) quantity It is four to nine.
CN201910171926.XA 2019-03-07 2019-03-07 A kind of main slide plate of broaching machine using line rail structure Pending CN109848717A (en)

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CN201910171926.XA CN109848717A (en) 2019-03-07 2019-03-07 A kind of main slide plate of broaching machine using line rail structure

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114367834A (en) * 2021-09-08 2022-04-19 杭州蕙勒智能科技有限公司 Column moving type machine tool polishing machine

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002086312A (en) * 2000-09-12 2002-03-26 Nachi Fujikoshi Corp Broaching machine
CN203495324U (en) * 2013-09-27 2014-03-26 缙云县高新机械制造有限公司 Mechanical upward-pull type internal broacher
CN204075368U (en) * 2014-05-19 2015-01-07 湖南长机科技发展有限公司 One escorts horizontal internal broaching machine entirely
CN206169653U (en) * 2016-09-26 2017-05-17 苏州德扬数控机械有限公司 Machine bed base and workstation cooperation structure
CN106903368A (en) * 2017-02-22 2017-06-30 赣州群星机械有限公司 A kind of upper pulling type broaching machine tool changing device
CN108788256A (en) * 2018-07-23 2018-11-13 云南锦润数控机械制造有限责任公司 A kind of line rail vertical knee-type milling machine
CN108817989A (en) * 2018-07-02 2018-11-16 河北诚航机械制造有限公司 A kind of Y-axis mounting structure of three gantry five-shaft linkage numerically controlled machine
CN208391614U (en) * 2018-06-20 2019-01-18 南通新冯精密机械有限公司 Vertical broaching machine bevel gear internal spline broaching positioning and pushing-out structure

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002086312A (en) * 2000-09-12 2002-03-26 Nachi Fujikoshi Corp Broaching machine
CN203495324U (en) * 2013-09-27 2014-03-26 缙云县高新机械制造有限公司 Mechanical upward-pull type internal broacher
CN204075368U (en) * 2014-05-19 2015-01-07 湖南长机科技发展有限公司 One escorts horizontal internal broaching machine entirely
CN206169653U (en) * 2016-09-26 2017-05-17 苏州德扬数控机械有限公司 Machine bed base and workstation cooperation structure
CN106903368A (en) * 2017-02-22 2017-06-30 赣州群星机械有限公司 A kind of upper pulling type broaching machine tool changing device
CN208391614U (en) * 2018-06-20 2019-01-18 南通新冯精密机械有限公司 Vertical broaching machine bevel gear internal spline broaching positioning and pushing-out structure
CN108817989A (en) * 2018-07-02 2018-11-16 河北诚航机械制造有限公司 A kind of Y-axis mounting structure of three gantry five-shaft linkage numerically controlled machine
CN108788256A (en) * 2018-07-23 2018-11-13 云南锦润数控机械制造有限责任公司 A kind of line rail vertical knee-type milling machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114367834A (en) * 2021-09-08 2022-04-19 杭州蕙勒智能科技有限公司 Column moving type machine tool polishing machine
CN114367834B (en) * 2021-09-08 2022-07-29 杭州蕙勒智能科技有限公司 Upright column movable machine tool polishing machine

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Application publication date: 20190607