CN102410306B - Linear slide block and manufacturing method thereof - Google Patents
Linear slide block and manufacturing method thereof Download PDFInfo
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- CN102410306B CN102410306B CN201010294243.2A CN201010294243A CN102410306B CN 102410306 B CN102410306 B CN 102410306B CN 201010294243 A CN201010294243 A CN 201010294243A CN 102410306 B CN102410306 B CN 102410306B
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Abstract
A linear slide block and a manufacturing method thereof. According to the manufacturing method, a slide block disposed with a plurality of grooves is provided firstly; then a channel extending along the groove is formed in each groove, which partitions the groove to form two curved surfaces, and a non-grinding zone and a grinding zone are defined respectively in the groove by the channel and the two curved surfaces; finally the groove is grinded by a grinding tool to complete the manufacturing of the linear slide block. Thereinto, the grinding tool contacts the grinding zone and does not contact the non-grinding zone, which reduces the friction resistance between the grinding tool and the groove, and thus improves the grinding rate.
Description
Technical field
The present invention relates to a kind of slide block, particularly a kind of linear slide block and manufacture method thereof.
Background technique
It is superior in quality for the toolroom machine of domestic dealer institute output, deeply is subject in recent years the user to affirm to have in the world certain status.The export output value of toolroom machine, current the 5th, the world that reached; For the enhanced products competitive ability, more accurate and technology that run up is proposed, be to be inevitable trend.And the driving mechanism in toolroom machine, its core place especially.The start of driving mechanism has various ways, wherein especially common with linear transmission system.And in all kinds of linear transmission systems, especially common with linear slide rail (linear guide), and be applied in widely on all kinds of toolroom machines or other automatic industrial manufacturing mechanism.
The general linear slide type rail system includes and is rectangular moving slide rail and is arranged at the linear slide block on slide rail, is provided with chute and ball-recirculation system simultaneously on linear slide block.Linear slide block is to be sleeved on slide rail with chute, and is contacted with between linear slide block and slide rail with a plurality of balls of ball-recirculation system, makes the linear slide block can be by ball central axis direction shift reciprocately along slide rail on slide rail.Wherein linear slide block is provided with return flow line and the ball channel in order to accommodating ball, return flow line penetrates the bi-side that linear slide block is relative, ball channel is arranged on the semicircular arc-shaped groove in the chute of linear slide block, a plurality of balls be with around mode be arranged between return flow line and ball channel.Therefore, when linear slide block is sleeved on slide rail, a plurality of balls system that is positioned at ball channel is contacted with on the surface of contact of slide rail, with the surface of contact clipping by ball channel and slide rail between linear slide block and slide rail, with the medium as the relative slide rail slip of linear slide block.
At present in the manufacture of linear slide rail, normally by sliding track body via a series of corase grind, cut, the operation such as forging molding, external form finishing, broaching machine processing, the machining of drilling, heat treatment, external form preliminary grinding and abrasive machining, form chute, return flow line and ball channel on sliding track body.Wherein, because the function of ball channel is to make ball to move smoothly, therefore for the surface smoothness (or precision) of ball channel, require very strict on slide rail and linear slide block.So in the end in the abrasive machining stage, be to be inserted in chute with an abrasive tool, and ball channel is contacted with abrasive tool, and accompany by the certain speed precise finish, to obtaining meticulous surface smoothness.
Yet, in grinding process, because the internal face of ball channel must be contacted with abrasive tool completely, make area of contact between the two excessive and have sizable frictional resistance, therefore often cause the abrasion speed of abrasive tool in ball channel to promote.And, after the grinding operation of a period of time, easily because abrasive tool produces heat of high temperature with the friction of ball channel, and then working life of the abrasive tool that detracts and make linear slide block produce structural disintegration from the position of ball channel.Simultaneously, due to the close contact of abrasive tool and ball channel, and can't between abrasive tool and ball channel, provide suitable cooling mechanism.Therefore, in addition improvements are just at present still arranged, to overcome above-mentioned problem on the structural design of linear slide block.
Summary of the invention
In view of above problem, technical problem to be solved by this invention is to provide a kind of linear slide block and manufacture method thereof, uses the problem that existing linear slide block can't promote abrasion speed and cooling mechanism can't effectively be provided in grinding process on manufacturing of improving.
To achieve these goals, the present invention discloses a kind of linear slide block, it has a chute, and the relative bi-side in chute have respectively at least one groove, there are two curved surfaces and irrigation canals and ditches in this groove, two curved surfaces define a milling zone in groove, and irrigation canals and ditches define a non-milling zone in groove.Two curved surfaces have identical centre of curvature, and irrigation canals and ditches are arranged between two curved surfaces and along groove and extend, and the centre of curvature of two curved surfaces is greater than the radius of curvature of two curved surfaces to the distance of irrigation canals and ditches.
To achieve these goals, the present invention also discloses a kind of manufacture method of linear slide block, and its step comprises: a slide block body is provided, and this slide block body has a chute, and the relative bi-side of chute have respectively at least one groove; Then, form irrigation canals and ditches in groove, irrigation canals and ditches extend and make in groove to form two curved surfaces along groove, and two curved surfaces define a milling zone in groove, and irrigation canals and ditches define a non-milling zone in groove; And, with an abrasive tool milled grooves, its further groove is contacted with abrasive tool with milling zone, and the non-milling zone abrasive tool of dodging, and and abrasive tool between there is a gap.
Effect of the present invention is, set irrigation canals and ditches in the groove of linear slide block, can reduce the area of contact between abrasive tool and groove, to promote the wear rate of abrasive tool to groove.Simultaneously, in grinding process, provide and be circulated in groove as cooling fluids such as cooling liquid or Lubricantss by irrigation canals and ditches, can provide cooling action to abrasive tool and slide block body, produce damage to avoid abrasive tool and slide block body Yin Gaowen, also can further make the wear rate of abrasive tool obtain lifting simultaneously.
Below in conjunction with the drawings and specific embodiments, describe the present invention, but not as a limitation of the invention.
The accompanying drawing explanation
The combination schematic diagram that Fig. 1 is the first embodiment of the present invention;
The floor map of the linear slide block that Fig. 2 A is the first embodiment of the present invention;
The local enlarged diagram of the linear slide block that Fig. 2 B is the first embodiment of the present invention;
The manufacturing flow chart of the linear slide block that Fig. 3 is the first embodiment of the present invention;
The flow chart of the formation ditch channel opening that Fig. 4 is the first embodiment of the present invention;
The local enlarged diagram of the groove that Fig. 5 is the first embodiment of the present invention;
The abrasive tool that Fig. 6 is the first embodiment of the present invention is contacted with the floor map of groove;
The floor map of the linear slide block that Fig. 7 is the second embodiment of the present invention;
The local enlarged diagram of the groove that Fig. 8 is the second embodiment of the present invention;
The flow chart of the formation ditch channel opening that the 9th figure is the second embodiment of the present invention.
Wherein, reference character
10 linear slide blocks
110 chutes
111 grooves
112 first surfaces
113 second curved surfaces
114 irrigation canals and ditches
120 ball-recirculation systems
121 balls
130 return flow lines
140 slide block bodies
20 end caps
30 fuel feeding assemblies
40 linear slide rails
50 abrasive tools
510 abrading blocks
The O centre of curvature
The r radius of curvature
L1 the first reference line
L2 the second reference line
L3 the 3rd reference line
L4 the 4th reference line
L5 the 5th reference line
Angle between θ 23 second reference lines and the 3rd reference line
Angle between θ 24 second reference lines and the 4th reference line
Angle between θ 34 the 3rd reference line and the 4th reference line
Angle between θ 35 the 3rd reference line and the 5th reference line
Embodiment
Below in conjunction with accompanying drawing, structural principle of the present invention and working principle are described in detail:
Refer to Fig. 1, Fig. 2 A and Fig. 2 B, the relative bi-side of the disclosed linear slide block 10 of first embodiment of the invention are respectively arranged with an end cap 20, and combine with fuel feeding assembly 30 with an end cap 20 wherein, and being sleeved on linear slide rail 40 together with end cap 20 and fuel feeding assembly 30, and linear slide rail 40 shift reciprocatelies relatively.In the process of shift reciprocately, fuel feeding assembly 30 provides an oil on linear slide block 10, makes to possess lubrication effect is arranged between linear slide block 10 and linear slide rail 40 simultaneously.
Ball-recirculation system 120 has a plurality of balls 121, and a plurality of balls 121 are surrounded between return flow line 130 and groove 111.And the ball 121 that is positioned at groove 111 is to be arranged at groove 111 with eccentric manner, the centre of curvature O of first surface 112 and the second curved surface 113 is departed from the central position of ball 121 in groove 111, and only is contacted with first surface 112.In addition, the ball 121 that is positioned at groove 111 is that the modes with-45 degree (45 °-45 °) contacts of circular arc type 2: 45 degree are contacted with respectively first surface 113 and linear slide rail 40, makes the linear slide block 10 can be by relative linear slide rail 40 shift reciprocatelies of ball 121.Simultaneously in the process of shift reciprocately, can be by the setting of irrigation canals and ditches 114, the oil that fuel feeding assembly 30 is provided is negotiable in irrigation canals and ditches 114, and is attached on a plurality of balls 121 via irrigation canals and ditches 114, and promotes the lubrication effect between linear slide block 10 and linear slide rail 40.
Refer to Fig. 2 A, Fig. 2 B and Fig. 3, in the manufacture of the disclosed linear slide block 10 of first embodiment of the invention, one slide block body 140 (S101) at first is provided, slide block body 140 be by a workpiece (not shown) via roughly grinding, cut, forging molding and the external form finishing program such as (cutting) machining and obtain.Slide block body 140 is provided with a chute 110 and a plurality of return flow line 130 that penetrates slide block body 140, and the relative bi-side in chute 110 are formed with at least one groove 111 that is circular arc type.Then, again in machining modes such as broaching machine or milling machines, by broaching tool at interior formation one irrigation canals and ditches 114 (S102) of each groove 111, and irrigation canals and ditches 114 are to extend along the direction of groove 111, make groove 111 be subject to the cutting of irrigation canals and ditches 114 and form first surface 112 and the second curved surface 113 with same curvature center O.Simultaneously, define a non-milling zone and define a milling zone with first surface 112 and the second curved surface 113 with irrigation canals and ditches 114 in groove 111.And the size of milling zone must be after linear slide block 10 be sleeved on the linear slide rail (not shown), but still is enough to allow ball 121 clippings between first surface 112 and linear slide rail.
Wherein, the size of milling zone and the size of non-milling zone are inversely proportional to, and this is to depend on irrigation canals and ditches 114 formed A/F and determining on the wall of groove 111.As shown in Figure 4 and Figure 5, the generation type of this irrigation canals and ditches A/F comprises following steps: the direction perpendicular to the relative bi-side of chute 110 with groove 111 center (being the centre of curvature O of first surface 112 and the second curved surface 113) at first defines one first reference line L1 (S201); The position that then at relative the first reference line L1, is miter angle defines one second reference line L2 (S202); Then define one the 3rd reference line L3 (S203) between the first reference line L1 and the second reference line L2, and there is an angle theta 23 that is less than or equal to 25 degree between the 3rd reference line L3 and the second reference line L2, the angle theta 23 that for example angular dimension is 15 degree or 25 degree; Afterwards, define one the 4th reference line L4 (S204) along the 3rd reference line L3 towards the direction of the first reference line L1, make between the 3rd reference line L3 and the 4th reference line L4 to have an angle theta 34 that is less than or equal to 70 degree, the angle theta 34 that for example angular dimension is 25 degree or 70 degree.Wherein, the angle between the first reference line L1 and the 3rd reference line L3 is less than 25 degree.And the first reference line L1, the second reference line L2, the 3rd reference line L3 and the 4th reference line L4 intersect at the centre of curvature O of first surface 112 and the second curved surface 113.
In the present embodiment, be that the angular dimension of take between the second reference line L2 and the 3rd reference line L3 is 25 degree, and the angular dimension between the 3rd reference line L3 and the 4th reference line L4 is that 70 degree are as illustrating, but not as limit.Finally, the wall between the 3rd reference line L3 and the 4th reference line L4 in groove 111 is removed in the broaching tool mode, be depressed in the irrigation canals and ditches 114 (S205) of groove 111 walls with formation, form at least one fillet (R angle) simultaneously in irrigation canals and ditches 114 bottoms; And the zone be not removed in groove 111 is first surface 112 and the defined milling zone of the second curved surface.Simultaneously, because irrigation canals and ditches 114 are that depression is arranged in groove 111, make irrigation canals and ditches 114 be greater than the radius of curvature r of first surface 112 and the second curved surface 113 to the distance of the centre of curvature O of first surface 112 and the second curved surface 113.
Refer to Fig. 2, Fig. 3 and Fig. 6, after the interior formation irrigation canals and ditches 114 of groove 111, the abrasive tool 50 (being for example grinding wheel) of take carries out abrasive machining (S103) to first surface 112 and the second curved surface 113, makes first surface 112 and the second curved surface 113 be subject to the fine grinding of grinding wheel 50 simultaneously and have quite level and smooth surface.In this process, after abrasive tool 50 is inserted into the chute 110 of slide block body 140, the abrading block 510 on abrasive tool 50 is that correspondence is inserted in groove 111 simultaneously, and is contacted with first surface 112 and the defined milling zone of the second curved surface 113.Now, because non-milling zone is the wall that is depressed in groove 111, make irrigation canals and ditches 114 can dodge abrading block 510 and with abrading block 510, not produce and contact.Therefore, when 50 pairs of first surfaces 112 of abrasive tool and the second curved surface 113 carry out abrasive machining, minimizing by groove 111 with abrading block 510 Contact areas, the vibratory output produced in the time of can reducing the holdup time of abrading block 510 in groove 111 and abrading block 510 abrasion groove 111, and save at least 30% wearing time, and then allow the grinding operation can acceleration.In addition, in grinding process, also can cooling liquid or Lubricants be filled in irrigation canals and ditches 114 by the setting of irrigation canals and ditches 114, the heat and the vibratory output that while grinding to reduce, are produced, and further make grinding rate obtain lifting.
Refer to Fig. 7 to Fig. 9, disclosed the second embodiment of the present invention and the first embodiment are structurally roughly the same, and difference between the two only is the structure of irrigation canals and ditches 114 of linear slide block 10 and the generation type difference of irrigation canals and ditches A/F.In disclosed the second embodiment of the present invention, the generation type of irrigation canals and ditches A/F, after defining the second reference line L2 (S302) in the interior position that defines respectively the first reference line L1 (S301) and be 45 degree at relative the first reference line of the groove 111 of slide block body 140, then in the relative both sides of the second reference line L2, define respectively one the 3rd reference line L3 and one the 4th reference line L4, the 3rd reference line L3 is between the first reference line L1 and the second reference line L2 (S303), and the 3rd reference line L3 and the 4th reference line L4 are respectively and have an angle theta 23 that is less than or equal to 20 degree between the second reference line L2, θ 34, for example angular dimension is respectively the angle theta 23 of 10 degree or 15 degree, θ 34.Then, define one the 5th reference line L5 (S304) along the 3rd reference line L3 towards the direction of the first reference line L1, and there is an angle theta 35 that is less than or equal to 70 degree between the 3rd reference line L3 and the 5th reference line L5, the angle theta 35 that for example angular dimension is 25 degree or 70 degree.
In the second embodiment of the present invention, to take the 3rd reference line L3 and the 4th reference line L4 respectively and the angular dimension between the second reference line L2 is 20 degree, and the angular dimension between the 3rd reference line L3 and the 5th reference line L5 is that 70 degree are as illustrating, but not as limit.Finally, wall between the 3rd reference line L3 and the 5th reference line L5 in groove 111 is removed in the broaching tool mode, be depressed in groove 111 walls and there are the irrigation canals and ditches 114 (S305) of fillet with formation, and the zone be not removed in groove 111 is first surface 112 and the defined milling zone of the second curved surface 113.Compared to the first embodiment, due to the wall area change be removed in groove 111, therefore can further reduce the area of milling zone, and promote the wear rate of follow-up grinding operation.
Effect of the present invention is, on linear slide block in order in the groove with linear slide rail clipping ball, to be provided with irrigation canals and ditches, while making the grinding operation of technique latter end of linear slide block, can reduce by the setting of irrigation canals and ditches the area of contact between abrasive tool and groove, and then can accelerate the carrying out of grinding operation.In addition, except in the polish process of leading portion, irrigation canals and ditches can provide the containing space of a cooling liquid or Lubricants between groove and abrasive tool, and outer, and simultaneously when back segment is applied to linear slide rail, irrigation canals and ditches also can provide the flowing space of an oil between groove and ball.Therefore, except shortening the milling time of linear slide block, and can promote the slip efficiency that the relative linear slide rail of linear slide block moves back and forth in application on manufacturing.
Certainly; the present invention also can have other various embodiments; in the situation that do not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art are when making according to the present invention various corresponding changes and distortion, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (6)
1. the manufacture method of a linear slide block, is characterized in that, comprises the following steps:
One slide block body is provided, and the relative bi-side of the chute of this slide block body have respectively at least one groove;
Form irrigation canals and ditches in this groove, these irrigation canals and ditches are depressed in this groove wall, form at least one fillet in this irrigation canals and ditches bottom simultaneously, these irrigation canals and ditches make in this groove and form two curved surfaces along this groove extension, this two curved surface defines a milling zone in this groove, and these irrigation canals and ditches define a non-milling zone in this groove; And
Grind this groove with an abrasive tool, this groove is contacted with this abrasive tool with this milling zone, and this non-milling zone this abrasive tool of dodging, and and this abrasive tool between there is a gap,
Wherein form the step of these irrigation canals and ditches in this groove, also include:
The direction of central vertical in these bi-side with this groove defines one first reference line;
Define one second reference line in the position that this first reference line is miter angle relatively;
Define respectively one the 3rd reference line and one the 4th reference line in the relative both sides of this second reference line, respectively and have an angle that is less than or equal to 20 degree between this second reference line, and the 3rd reference line is between this first reference line and this second reference line for the 3rd reference line and the 4th reference line;
Define one the 5th reference line in the 3rd reference line towards the direction of this first reference line, and there is an angle that is less than or equal to 70 degree between the 5th reference line and the 3rd reference line; And
Remove the wall of this groove between the 3rd reference line and the 5th reference line, to form this irrigation canals and ditches.
2. the manufacture method of linear slide block according to claim 1, is characterized in that, this angle between the 3rd reference line and the 5th reference line, and its angular dimension is between 25 degree to 70 degree.
3. the manufacture method of linear slide block according to claim 1, is characterized in that, these irrigation canals and ditches are formed in this groove in the broaching tool mode.
4. the manufacture method of a linear slide block, is characterized in that, comprises the following steps:
One slide block body is provided, and the relative bi-side of the chute of this slide block body have respectively at least one groove;
Form irrigation canals and ditches in this groove, these irrigation canals and ditches are depressed in this groove wall, form at least one fillet in this irrigation canals and ditches bottom simultaneously, these irrigation canals and ditches make in this groove and form two curved surfaces along this groove extension, this two curved surface defines a milling zone in this groove, and these irrigation canals and ditches define a non-milling zone in this groove; And
Grind this groove with an abrasive tool, this groove is contacted with this abrasive tool with this milling zone, and this non-milling zone this abrasive tool of dodging, and and this abrasive tool between there is a gap,
Wherein form the step of these irrigation canals and ditches in this groove, also include:
Central vertical with this groove defines one first reference line in the direction of this two side faces;
Define one second reference line in the position that this first reference line is miter angle relatively;
Define one the 3rd reference line between this second reference line and this first reference line, there is an angle that is less than or equal to 25 degree between this second reference line and the 3rd reference line;
Define one the 4th reference line in the 3rd reference line towards the direction of this first reference line, and there is an angle that is less than or equal to 70 degree between the 3rd reference line and the 4th reference line; And
Remove the wall of this groove between the 3rd reference line and the 4th reference line, to form this irrigation canals and ditches.
5. the manufacture method of linear slide block according to claim 4, is characterized in that, this angle between the 3rd reference line and the 4th reference line, and its angular dimension is between 25 degree to 70 degree.
6. the manufacture method of linear slide block according to claim 4, is characterized in that, these irrigation canals and ditches are formed in this groove in the broaching tool mode.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010294243.2A CN102410306B (en) | 2010-09-25 | 2010-09-25 | Linear slide block and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010294243.2A CN102410306B (en) | 2010-09-25 | 2010-09-25 | Linear slide block and manufacturing method thereof |
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| CN102410306A CN102410306A (en) | 2012-04-11 |
| CN102410306B true CN102410306B (en) | 2014-01-01 |
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| CN201010294243.2A Active CN102410306B (en) | 2010-09-25 | 2010-09-25 | Linear slide block and manufacturing method thereof |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105650113A (en) * | 2014-11-13 | 2016-06-08 | 冠元机械工业股份有限公司 | Sliding block structure and grinding method thereof |
| CN104565032B (en) * | 2014-12-31 | 2017-06-23 | 丽水市吴越机械制造有限公司 | Linear slider, the processing technology of machining of slide block ball grooves and its grinding machine |
| CN107175463A (en) * | 2017-05-05 | 2017-09-19 | 大连高金数控集团有限公司 | The processing method in roller slide internal shape cavity face |
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| US5564188A (en) * | 1992-06-19 | 1996-10-15 | Nippon Thompson Co., Ltd. | Rolling guide unit production process |
| CN1664392A (en) * | 2005-02-05 | 2005-09-07 | 上银科技股份有限公司 | Rolling channel of linear slide rail |
| JP3733654B2 (en) * | 1996-08-30 | 2006-01-11 | 日本精工株式会社 | Lubricating linear guide device with lubricant-containing polymer |
| CN1868652A (en) * | 2006-04-29 | 2006-11-29 | 林怡如 | Manufacturing method of rolling slide block of straight rolling guides |
| CN1892058A (en) * | 2005-07-07 | 2007-01-10 | 上银科技股份有限公司 | Linear sliding rail containing lubricating retaining device |
| CN101042160A (en) * | 2006-03-20 | 2007-09-26 | 直得科技股份有限公司 | Linear sliding rail |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5375166B2 (en) * | 2009-02-19 | 2013-12-25 | 日本精工株式会社 | Method for manufacturing linear motion guide device |
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| US5564188A (en) * | 1992-06-19 | 1996-10-15 | Nippon Thompson Co., Ltd. | Rolling guide unit production process |
| JP3733654B2 (en) * | 1996-08-30 | 2006-01-11 | 日本精工株式会社 | Lubricating linear guide device with lubricant-containing polymer |
| CN1664392A (en) * | 2005-02-05 | 2005-09-07 | 上银科技股份有限公司 | Rolling channel of linear slide rail |
| CN1892058A (en) * | 2005-07-07 | 2007-01-10 | 上银科技股份有限公司 | Linear sliding rail containing lubricating retaining device |
| CN101042160A (en) * | 2006-03-20 | 2007-09-26 | 直得科技股份有限公司 | Linear sliding rail |
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Effective date of registration: 20160704 Address after: China Taiwan New Taipei City Forest District more than 3 Road No. 123 Patentee after: TBI Motion Technology Co., Ltd. Address before: Taiwan County, Taipei, China Patentee before: Comtop Technology Co., Ltd. |