CN106015327A - Linear plate type guide rail and processing technology thereof - Google Patents
Linear plate type guide rail and processing technology thereof Download PDFInfo
- Publication number
- CN106015327A CN106015327A CN201610504734.2A CN201610504734A CN106015327A CN 106015327 A CN106015327 A CN 106015327A CN 201610504734 A CN201610504734 A CN 201610504734A CN 106015327 A CN106015327 A CN 106015327A
- Authority
- CN
- China
- Prior art keywords
- guide rail
- board
- straight line
- rail
- rail groove
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C29/00—Bearings for parts moving only linearly
- F16C29/04—Ball or roller bearings
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/56—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering characterised by the quenching agents
- C21D1/60—Aqueous agents
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Bearings For Parts Moving Linearly (AREA)
Abstract
The invention belongs to the technical field of accessory equipment of precise instruments and particularly relates to a linear plate type guide rail. The linear plate type guide rail comprises a main body (2), a slide block (1) and steel balls (3), wherein the main body (2) is strip-like with a U-shaped section; first rail grooves (11) are symmetrically formed on the inner walls of two lateral sides of the main body (2); the first rail grooves (11) are arc-shaped grooves; second rail grooves (5) corresponding to the first rail grooves (11) are formed on the two side walls of the slide block (1); a plurality of steel balls (3) are arranged between the first rail grooves (11) and the second rail grooves (5); and when the slide block (1) moves linearly relative to the main body (2), the steel balls (3) are movably matched between the first rail grooves (11) and the second rail grooves (5). The invention further discloses a processing technology of the linear plate type guide rail and a quenching agent in a quenching process. According to the invention, the compressive strength and linear guiding stability of the linear plate type guide rail are improved, the processing technology is simple, and the formula of the quenching agent is efficient.
Description
Technical field
The invention belongs to precision instrument auxiliary device technical field, be specifically related to a kind of board-like guide rail of straight line and processing technique thereof.
Background technology
The board-like guide rail of straight line is through the carriage of precision form, heat treatment and grinding by corrosion resistant plate.With
Traditional Miniature ball bearing that precision optical machinery etc. use is compared, and the design cost of the board-like guide rail of straight line is relatively low, assembly work relatively saves,
Can realize high-precision straight-line guidance, its structure is to roll between the v-depression that steel ball is formed between outer side track and inner slide,
So that system is slided.Steel ball rolls in v-depression, and steel ball is linear contact lay with contacting of v-depression, and steel ball is to V-arrangement
The force ratio of groove is relatively concentrated, and is easily caused the mechanical breakdowns such as steel ball abrasion, groove variations, so that the board-like guide rail of straight line is straight
Line guiding accuracy reduces.
Summary of the invention
For problems of the prior art, the present invention provide a kind of have high accuracy straight-line guidance the board-like guide rail of straight line and
Processing technique.
In order to reach foregoing invention purpose, the present invention by the following technical solutions:
A kind of board-like guide rail of straight line, including main body (2), slide block (1) and steel ball (3), described main body (2) is strip,
U-shaped profile, the inwall of described main body (2) dual-side is arranged with the first rail groove (11), described first rail groove (11)
For arcuate groove, the two side of described slide block (1) is provided with second rail groove (5) corresponding with the first rail groove (11), described
Be provided with multiple described steel ball (3) between first rail groove (11) and the second rail groove (5), when described slide block (1) relative to
When described main body (2) is for linear motion, described steel ball (3) is movable is matched with described first rail groove (11) and the second rail
Between road groove (5).
Further, the board-like guide rail of described straight line also includes that steel ball shell (4), described steel ball shell (4) are installed on described slide block
(1) lower section, forms raceway (6) in described steel ball shell (4), described raceway (6) is communicated in described second rail groove (5),
Described steel ball (3) is circulating rolling between described raceway (6) and the second rail groove (5).
Further, offer through hole (7) below described raceway (6) to be in communication with the outside.
Further, the board-like guide rail of described straight line is provided with two dial gauges (8,9) and a standard ruler (10).
Further, the inwall of described main body (2) offers the 3rd rail groove (12), accordingly along the glide direction of slide block (1)
The 4th rail groove is offered in the lower surface of slide block (1), is provided with some balls (13) between the 3rd rail groove and the 4th rail groove.
The processing technique of the board-like guide rail of straight line of the present invention, concrete steps include cold drawn, hole, quench, flour milling and assembling.
Further, described quenching Step uses alkalescence quenching medium.
Further, described quenching medium is formed by the preparation of raw material of following weight ratio: sodium lactate 8-12%, aluctyl. 4-7%, hydrogen
Sodium oxide 5-8%, Jojoba oil 0.04-0.07%, cation guar gum 0.1-0.18%, surplus is water.
The present invention compared with prior art, provides the benefit that:
(1) carry out v-depression improving in structure, use arc groove, make groove increase with the contact area of steel ball, keep away
Exempt from stress to concentrate, improve comprcssive strength and the stability of straight-line guidance of the board-like guide rail of straight line.
(2) Instrument for Straightness is set on the board-like guide rail of straight line, monitors the walking linearity of the board-like guide rail of straight line in real time, it is ensured that
The accuracy run.
(3) the quenching medium formula of the present invention is rationally efficient, the quenching of the Jojoba oil, aluctyl. and the cation guar gum that are used
Agent can suppress quenching part surface oxidation, and high-temperature region rate of cooling is slower than water, and sub-cooled speed is faster than water, and quenching distortion is little,
Consistency and the high board-like line slideway of hardness can be produced.
Accompanying drawing explanation
Fig. 1 is the axonometric chart of the board-like guide rail of straight line of the embodiment of the present invention 1.
Fig. 2 is the sectional view of the board-like guide rail of straight line of the embodiment of the present invention 1.
Fig. 3 is the sectional view of the board-like guide rail of straight line of prior art.
Fig. 4 be the embodiment of the present invention 1 the board-like guide rail of straight line in the schematic diagram of through hole in raceway.
Fig. 5 is the schematic diagram connecting dial gauge on the board-like guide rail of straight line of the embodiment of the present invention 1.
Fig. 6 is the structural representation of the straight line board-like guide rail inwall of the embodiment of the present invention 1.
Detailed description of the invention
Below by specific embodiment, technical scheme is further described explanation.
Embodiment 1:
As shown in figures 1 to 6, the board-like guide rail of straight line of the present embodiment, use the pull-up material of superior alloy steel precise cold to process, bag
Including main body 2, slide block 1 and steel ball 3, main body 2 is strip, uses cold-press process one-body molded, and cross section is U-shaped, main
The inwall of the left and right side of body 2 offers the first rail groove 11 of symmetry, and the cross section of the first rail groove 11 is curved.Slide block 1
On offer second rail groove 5 corresponding with the first rail groove 11, the lower section of slide block 1 is provided with steel ball shell 4, steel ball shell
Forming raceway 6 in 4, raceway 6 connects and is formed the circulation canal of steel ball 3 with the second rail groove 5, and steel ball 3 protrudes from the second rail
Road groove 5 rolls with the first rail groove 11 and coordinates, and owing to the cross section of the first rail groove 11 is arc, slide block 1 is slided on the body 2
Time dynamic, the contact area of steel ball 3 and the first rail groove 11 increases, and stress distribution is uniform, adds the resistance to compression of the board-like guide rail of straight line
Intensity, improves the stability of the board-like guide rail of straight line.In order to increase the comprcssive strength of line slideway further, in main body 2
The centre of wall offers semicircle the 3rd rail groove 12 along slide block 1 glide direction, the corresponding position of bottom surface at steel ball shell 4
Putting the 4th rail groove offering arc, be provided with ball 13 between the 3rd rail groove 12 and the 4th rail groove, ball 13 is adopted
Prepare with rigid material.Ball 13 is set between steel ball shell 4 and main body 2 inwall, both can improve slide block 1 relative to master
The smoothness that body 2 slides, can increase again the comprcssive strength of board-like line slideway.
At the strip through hole 7 formed below of raceway 6, the width of strip through hole 7 is the 1/3 of diameter of the steel ball, both can be existed by steel ball
The conduct heat away produced in rolling process, again can be by the dust on steel ball or in circulation canal or contaminant exclusion.
Being provided with two dial gauges on the board-like guide rail of straight line, with standard ruler 10 as reference, a dial gauge 8 is used for measuring vertically
Then the displacement in direction calculates the slide block walking linearity in vertical direction, and another dial gauge 9 is for measuring horizontal direction
Then displacement calculates slide block walking linearity in the horizontal direction, monitors the stability of the board-like guide rail of straight line in real time.
The processing process of the board-like guide rail of straight line of the present embodiment is: rail body uses cold-drawing process form groove, substitutes
Existing hot rolling and die forging, the groove surfaces of formation is smooth, precision is high, and improves working (machining) efficiency；On the two side of groove
Carry out boring and form rail groove；On steel ball shell, boring forms circulation canal；Main body and slide block are bored installing hole；At quenching
Reason, flour milling, assemble and obtain the board-like guide rail of straight line.
The quenching medium used in the quenching Step of the machining process of the board-like guide rail of straight line of the present embodiment, including following weight hundred
The raw material of proportion by subtraction: such as sodium lactate 8%, aluctyl. 7%, sodium hydroxide 8%, Jojoba oil 0.05%, cation guar gum 0.15%,
Surplus is water.Utilizing the interaction of coordinate bond between aluctyl. and Jojoba oil, cation guar gum not only plays scattered work
With, moreover it is possible to the exchange that sodium lactate carries out cation, form formation of deposits thin film at surface of the work, suppress quenching part surface oxidation,
High-temperature region rate of cooling is slower than water, and sub-cooled speed is faster than water, and quenching distortion is little, can produce consistency and the high plate of hardness
Formula line slideway.The preparation method of quenching medium: first sodium lactate and sodium hydroxide are configured to aqueous solution, is being stirred continuously lower addition
Aluctyl., heating in water bath to 60 DEG C, it is sequentially added into Jojoba oil and cation guar gum, stirs,.
Embodiment 2:
The present embodiment is with the difference of embodiment 1: the quenching medium that quenching uses, including the raw material of following percentage by weight:
Such as sodium lactate 12%, aluctyl. 4%, sodium hydroxide 6%, Jojoba oil 0.07%, cation guar gum 0.1%, surplus is water.
The preparation method of quenching medium: first sodium lactate and sodium hydroxide are configured to aqueous solution, is being stirred continuously lower addition aluctyl., water-bath
It is heated to 70 DEG C, is sequentially added into Jojoba oil and cation guar gum, stirs.
Embodiment 3:
The present embodiment is with the difference of embodiment 1: the quenching medium that quenching uses, including the raw material of following percentage by weight:
Such as sodium lactate 10%, aluctyl. 5%, sodium hydroxide 5%, Jojoba oil 0.04%, cation guar gum 0.18%, surplus is
Water.The preparation method of quenching medium: first sodium lactate and sodium hydroxide are configured to aqueous solution, is being stirred continuously lower addition aluctyl.,
Heating in water bath, to 65 DEG C, is sequentially added into Jojoba oil and cation guar gum, stirs.
Embodiment 4:
The present embodiment is with the difference of embodiment 1: the quenching medium that quenching uses, including the raw material of following percentage by weight:
Such as sodium lactate 9%, aluctyl. 5.5%, sodium hydroxide 6.5%, Jojoba oil 0.06%, cation guar gum 0.12%, surplus
For water.The preparation method of quenching medium: first sodium lactate and sodium hydroxide are configured to aqueous solution, is being stirred continuously lower addition aluctyl.,
Heating in water bath, to 48 DEG C, is sequentially added into Jojoba oil and cation guar gum, stirs.
Embodiment 5:
The present embodiment is with the difference of embodiment 1: the quenching medium that quenching uses, including the raw material of following percentage by weight:
Such as sodium lactate 8.3%, aluctyl. 6.2%, sodium hydroxide 7.4%, Jojoba oil 0.045%, cation guar gum 0.16%, remaining
Amount is water.The preparation method of quenching medium: first sodium lactate and sodium hydroxide are configured to aqueous solution, is being stirred continuously lower addition lactic acid
Aluminum, heating in water bath to 55 DEG C, it is sequentially added into Jojoba oil and cation guar gum, stirs.
Above the preferred embodiments of the present invention and principle are described in detail, for those of ordinary skill in the art, have depended on
The thought provided according to the present invention, will change in detailed description of the invention, and these change the protection that also should be regarded as the present invention
Scope.
Claims (8)
1. the board-like guide rail of straight line, including main body (2), slide block (1) and steel ball (3), described main body (2) is strip,
U-shaped profile, it is characterised in that the inwall of described main body (2) dual-side is arranged with the first rail groove (11), described
First rail groove (11) is arcuate groove, and the two side of described slide block (1) is provided with second corresponding with the first rail groove (11)
Rail groove (5), is provided with multiple described steel ball (3), when described between described first rail groove (11) and the second rail groove (5)
When slide block (1) is for linear motion relative to described main body (2), described steel ball (3) is movable is matched with described first rail groove
(11) and between the second rail groove (5).
The board-like guide rail of straight line the most according to claim 1, it is characterised in that the board-like guide rail of described straight line also includes outside steel ball
Shell (4), described steel ball shell (4) is installed on the lower section of described slide block (1), forms raceway (6) in described steel ball shell (4),
Described raceway (6) is communicated in described second rail groove (5), and described steel ball (3) is at described raceway (6) and the second rail groove (5)
Between circulating rolling.
The board-like guide rail of straight line the most according to claim 2, it is characterised in that described raceway (6) lower section offers through hole
(7) it is in communication with the outside.
The board-like guide rail of straight line the most according to claim 3, it is characterised in that be provided with two on the board-like guide rail of described straight line
Dial gauge (8,9) and a standard ruler (10).
The board-like guide rail of straight line the most according to claim 1, it is characterised in that the inwall of described main body (2) is along slide block (1)
Glide direction offer the 3rd rail groove (12), the 4th rail groove, the 3rd rail groove are offered in the lower surface of corresponding slide block (1)
And it is provided with some balls (13) between the 4th rail groove.
6. processing technique based on the board-like guide rail of the straight line according to any one of claim 1-5, it is characterised in that concrete steps
Including cold drawn, hole, quench, flour milling and assembling.
The processing technique of the board-like guide rail of straight line the most according to claim 6, it is characterised in that described quenching Step uses alkali
Property quenching medium.
The processing technique of the board-like guide rail of straight line the most according to claim 7, it is characterised in that described quenching medium is by following heavy
Amount ratio preparation of raw material form: sodium lactate 8-12%, aluctyl. 4-7%, sodium hydroxide 5-8%, Jojoba oil 0.04-0.07%,
Cation guar gum 0.1-0.18%, surplus is water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610504734.2A CN106015327B (en) | 2016-06-28 | 2016-06-28 | A kind of board-like guide rail of straight line and its processing technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610504734.2A CN106015327B (en) | 2016-06-28 | 2016-06-28 | A kind of board-like guide rail of straight line and its processing technology |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106015327A true CN106015327A (en) | 2016-10-12 |
| CN106015327B CN106015327B (en) | 2018-09-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610504734.2A Active CN106015327B (en) | 2016-06-28 | 2016-06-28 | A kind of board-like guide rail of straight line and its processing technology |
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Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4226608A1 (en) * | 1991-08-13 | 1993-02-18 | Nippon Thompson Co Ltd | BY means of a ball screw driven, roller-supported linear guide unit |
| US5232288A (en) * | 1991-05-08 | 1993-08-03 | Nippon Thompson Co., Ltd. | Stress relieved linear motion guide unit |
| JPH06147224A (en) * | 1992-11-04 | 1994-05-27 | Nippon Seiko Kk | Miniature linear guide device and its manufacture |
| CN1327523A (en) * | 1999-10-18 | 2001-12-19 | Smc株式会社 | Actuator |
| JP2002242930A (en) * | 2001-02-16 | 2002-08-28 | Okuma Corp | Guide device |
| CN1667135A (en) * | 2005-03-30 | 2005-09-14 | 中原工学院 | Quantized water quenching method for heat treatment of steel |
| US7216559B2 (en) * | 2002-03-04 | 2007-05-15 | Hiwin Technologies Corp. | Guide actuator with high radial direction load capacity |
| CN201203394Y (en) * | 2008-06-12 | 2009-03-04 | 刘化交 | High precision detection scale for mechanical mounting |
| CN103161825A (en) * | 2013-02-22 | 2013-06-19 | 区文波 | Air-cooled local-hardened miniature guide rail and manufacturing method thereof |
| CN104500563A (en) * | 2014-11-27 | 2015-04-08 | 常州矩阵精密机械有限公司 | Spliced guide rail |
| CN204900531U (en) * | 2015-08-03 | 2015-12-23 | 上银科技股份有限公司 | Modular orbital linear module |
| CN205689601U (en) * | 2016-06-28 | 2016-11-16 | 嘉兴海菱达精密传动科技有限公司 | A kind of board-like guide rail of straight line |
-
2016
- 2016-06-28 CN CN201610504734.2A patent/CN106015327B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5232288A (en) * | 1991-05-08 | 1993-08-03 | Nippon Thompson Co., Ltd. | Stress relieved linear motion guide unit |
| DE4226608A1 (en) * | 1991-08-13 | 1993-02-18 | Nippon Thompson Co Ltd | BY means of a ball screw driven, roller-supported linear guide unit |
| JPH06147224A (en) * | 1992-11-04 | 1994-05-27 | Nippon Seiko Kk | Miniature linear guide device and its manufacture |
| CN1327523A (en) * | 1999-10-18 | 2001-12-19 | Smc株式会社 | Actuator |
| JP2002242930A (en) * | 2001-02-16 | 2002-08-28 | Okuma Corp | Guide device |
| US7216559B2 (en) * | 2002-03-04 | 2007-05-15 | Hiwin Technologies Corp. | Guide actuator with high radial direction load capacity |
| CN1667135A (en) * | 2005-03-30 | 2005-09-14 | 中原工学院 | Quantized water quenching method for heat treatment of steel |
| CN201203394Y (en) * | 2008-06-12 | 2009-03-04 | 刘化交 | High precision detection scale for mechanical mounting |
| CN103161825A (en) * | 2013-02-22 | 2013-06-19 | 区文波 | Air-cooled local-hardened miniature guide rail and manufacturing method thereof |
| CN104500563A (en) * | 2014-11-27 | 2015-04-08 | 常州矩阵精密机械有限公司 | Spliced guide rail |
| CN204900531U (en) * | 2015-08-03 | 2015-12-23 | 上银科技股份有限公司 | Modular orbital linear module |
| CN205689601U (en) * | 2016-06-28 | 2016-11-16 | 嘉兴海菱达精密传动科技有限公司 | A kind of board-like guide rail of straight line |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106015327B (en) | 2018-09-04 |
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