CN106151267B - Guiding vehicle with lubrication groove and plastic film - Google Patents

Guiding vehicle with lubrication groove and plastic film Download PDF

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Publication number
CN106151267B
CN106151267B CN201610312248.0A CN201610312248A CN106151267B CN 106151267 B CN106151267 B CN 106151267B CN 201610312248 A CN201610312248 A CN 201610312248A CN 106151267 B CN106151267 B CN 106151267B
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CN
China
Prior art keywords
plastic film
end cap
guiding vehicle
main body
vehicle according
Prior art date
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Active
Application number
CN201610312248.0A
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Chinese (zh)
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CN106151267A (en
Inventor
M.科巴赫尔
W.凯勒
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Robert Bosch GmbH
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Robert Bosch GmbH
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Publication of CN106151267A publication Critical patent/CN106151267A/en
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Publication of CN106151267B publication Critical patent/CN106151267B/en
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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
    • F16C29/06—Ball or roller bearings in which the rolling bodies circulate partly without carrying load
    • F16C29/0633—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides
    • F16C29/0635—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are provided as bores in a main body of the U-shaped carriage, e.g. the main body of the U-shaped carriage is a single part with end caps provided at each end
    • F16C29/0638—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are provided as bores in a main body of the U-shaped carriage, e.g. the main body of the U-shaped carriage is a single part with end caps provided at each end with balls
    • F16C29/0642—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are provided as bores in a main body of the U-shaped carriage, e.g. the main body of the U-shaped carriage is a single part with end caps provided at each end with balls with four rows of balls
    • 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
    • F16C29/06—Ball or roller bearings in which the rolling bodies circulate partly without carrying load
    • F16C29/0602—Details of the bearing body or carriage or parts thereof, e.g. methods for manufacturing or assembly
    • F16C29/0609—Details of the bearing body or carriage or parts thereof, e.g. methods for manufacturing or assembly of the ends of the bearing body or carriage where the rolling elements change direction, e.g. end caps
    • 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
    • F16C29/06—Ball or roller bearings in which the rolling bodies circulate partly without carrying load
    • F16C29/0602—Details of the bearing body or carriage or parts thereof, e.g. methods for manufacturing or assembly
    • F16C29/0611—Details of the bearing body or carriage or parts thereof, e.g. methods for manufacturing or assembly of the return passages, i.e. the passages where the rolling elements do not carry load
    • 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
    • F16C29/06—Ball or roller bearings in which the rolling bodies circulate partly without carrying load
    • F16C29/0633—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides
    • F16C29/0635—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are provided as bores in a main body of the U-shaped carriage, e.g. the main body of the U-shaped carriage is a single part with end caps provided at each end
    • F16C29/0638—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are provided as bores in a main body of the U-shaped carriage, e.g. the main body of the U-shaped carriage is a single part with end caps provided at each end with balls
    • F16C29/0642—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are provided as bores in a main body of the U-shaped carriage, e.g. the main body of the U-shaped carriage is a single part with end caps provided at each end with balls with four rows of balls
    • F16C29/0645—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are provided as bores in a main body of the U-shaped carriage, e.g. the main body of the U-shaped carriage is a single part with end caps provided at each end with balls with four rows of balls with load directions in O-arrangement
    • 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
    • F16C29/06—Ball or roller bearings in which the rolling bodies circulate partly without carrying load
    • F16C29/0633—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides
    • F16C29/0652—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are at least partly defined by separate parts, e.g. covers attached to the legs of the main body of the U-shaped carriage
    • F16C29/0654—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are at least partly defined by separate parts, e.g. covers attached to the legs of the main body of the U-shaped carriage with balls
    • F16C29/0659—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are at least partly defined by separate parts, e.g. covers attached to the legs of the main body of the U-shaped carriage with balls with four rows of balls
    • F16C29/0661—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are at least partly defined by separate parts, e.g. covers attached to the legs of the main body of the U-shaped carriage with balls with four rows of balls with load directions in O-arrangement
    • 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
    • F16C29/06—Ball or roller bearings in which the rolling bodies circulate partly without carrying load
    • F16C29/0633—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides
    • F16C29/0652—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are at least partly defined by separate parts, e.g. covers attached to the legs of the main body of the U-shaped carriage
    • F16C29/0654—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are at least partly defined by separate parts, e.g. covers attached to the legs of the main body of the U-shaped carriage with balls
    • F16C29/0659—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are at least partly defined by separate parts, e.g. covers attached to the legs of the main body of the U-shaped carriage with balls with four rows of balls
    • F16C29/0664—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are at least partly defined by separate parts, e.g. covers attached to the legs of the main body of the U-shaped carriage with balls with four rows of balls with load directions in X-arrangement
    • 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
    • F16C29/06—Ball or roller bearings in which the rolling bodies circulate partly without carrying load
    • F16C29/0633—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides
    • F16C29/0652—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are at least partly defined by separate parts, e.g. covers attached to the legs of the main body of the U-shaped carriage
    • F16C29/0666—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are at least partly defined by separate parts, e.g. covers attached to the legs of the main body of the U-shaped carriage with rollers
    • 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
    • F16C29/08—Arrangements for covering or protecting the ways
    • F16C29/084—Arrangements for covering or protecting the ways fixed to the carriage or bearing body movable along the guide rail or track
    • 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
    • F16C29/08—Arrangements for covering or protecting the ways
    • F16C29/084—Arrangements for covering or protecting the ways fixed to the carriage or bearing body movable along the guide rail or track
    • F16C29/086—Seals being essentially U-shaped, e.g. for a U-shaped carriage
    • 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
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/66—Special parts or details in view of lubrication
    • F16C33/6603—Special parts or details in view of lubrication with grease as lubricant
    • F16C33/6622—Details of supply and/or removal of the grease, e.g. purging grease
    • 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
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/66—Special parts or details in view of lubrication
    • F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
    • F16C33/6681—Details of distribution or circulation inside the bearing, e.g. grooves on the cage or passages in the rolling elements

Abstract

The present invention relates to a kind of guiding vehicles, wherein at least one turns to the inside that channel is arranged in separated end cap (50), wherein the end cap (50) is fixed in the main body of the guiding vehicle by means of at least one fixing bolt, return pass is arranged in the main body, wherein at least one lubricant flow path (60) passes through the guiding vehicle, and the lubricant flow path is partly arranged in the lubrication groove on the end cap (50) by least one and limits.According to the present invention, at least one described lubrication groove is covered by the plastic film (100) being bonded together with the end cap (50), wherein the plastic film (100) is resisted against on the flat longitudinal terminal surface of the main body, wherein the plastic film (100) can be clamped between the main body (30) and the end cap (50) by means of at least one described fixing bolt.

Description

Guiding vehicle with lubrication groove and plastic film
Technical field
The present invention relates to a kind of guiding vehicles, wherein there is the guiding vehicle at least row's rolling element, the rolling element to be connect Be contained in distributed circulation canal, wherein the circulation canal have support section and return pass, the support section and Return pass is connected to each other by curved steering channel respectively on their two opposed ends, so that the rolling Body can be continuously around wherein the support section be by the vehicle raceway extended in a longitudinal direction guided on vehicle and institute The rail raceway stated on guide rail limits, wherein arranging at least one in the inside of separated end cap turns to channel, wherein the end Lid is fixed in the main body of the guiding vehicle by means of at least one fixing bolt, and the return pass is arranged in the main body In, wherein at least one lubricant flow path passes through the guiding vehicle, and the lubricant flow path is partly by least one A lubrication groove being arranged on the end cap limits.
Background technique
A kind of guiding vehicle is disclosed from 971 140 B1 of EP, which, which is arranged for indulging in other words with elongation, stretches (langgestreckt) guide rail is used together.The guiding vehicle has the rolling element of four vollyball shapes, the rolling element point in total It is not accepted in distributed circulation canal.The circulation canal has support section and return pass, the support section It is connected to each other respectively by curved circulation canal on their opposed ends with the return pass, so that the rolling Body can be continuously around.The support section is in the vehicle raceway extended in a longitudinal direction on guiding vehicle (Wagenlaufbahn) the rail raceway (Schienenlaufbahn) and on guide rail limits.In addition, being provided with two ends Lid, wherein arranging four steering channels in each end cap.The end cap is fixed on described lead with two fixing bolts respectively Draw in the main body of vehicle, the return pass is arranged in the main body.The guiding vehicle is worn by multiple lubricant flow paths It crosses, the lubricant flow path is then respectively partially disposed in the restriction of the lubrication groove on the end cap.The lubrication groove quilt The flat longitudinal terminal surface of the main body is covered, to generate closed channel.It is noted that the end cap configuration is two Partial structure, wherein the lubrication groove is arranged on spacing board that is separated, being made of elastomer.Pass through the spacing board Elasticity realizes the particularly preferred sealing to the lubrication groove.
In addition to this, a kind of guiding vehicle is disclosed from 617 765 B1 of EP, which is equipped with is covered by plastic film The lubrication groove of lid.
Summary of the invention
It is an advantage of the current invention that the lubrication groove can be set up directly on the end cap being made of the plastics of rigidity, Wherein corresponding lubrication channel is still entirely sealing.In addition to this, the guiding vehicle can be particularly easy to assemble.This Outside, the guiding vehicle cost is especially cheap.
According to the invention, at least one lubrication groove is covered by plastic film, the plastic film and the end cap It is bonded together, wherein the plastic film is resisted against on the flat longitudinal terminal surface of the main body, wherein the plastic film It can be clamped in by means of at least one fixing bolt between the main body and the end cap.The bonding being previously mentioned be used only for by The plastic film is fixed on the end cap in desired position, so as to which the end cap is thin together with the plastics Film is easily mounted in the main body.In the state that assembly finishes, the plastic film is only by the fixing bolt Clamping force is maintained in desired position.The plastic film, thus caused by flexible deformation make the lubrication groove phase Particularly preferred sealing is obtained for lubricant outlet.
The end cap forms preferably by plastics, especially by polyamide.What the end cap preferable configuration was integrated.The master Body forms preferably by metal, especially by steel.
Advantageous expansion scheme of the invention and improvement project include: that the plastic film is made of elastomer；The modeling Material film is made of nitrile rubber；The thickness of the plastic film is between 0.2mm and 0.5mm；The plastic film by means of Attachment binder is bonded together with the end cap；The attachment binder is acrylic acid dispersion binder；The plastic film It is manufactured by water spray cutting or punching；It is assigned with perforation at least one fixing bolt in the plastic film, it is described Perforation is passed through by the fixing bolt；The exterior contour of the plastic film is configured at least partly outer with the main body Contouring overlapping；The exterior contour of the plastic film is configured at least partly overlap with the exterior contour of the end cap； The plastic film is arranged in the side of the circulation canal in the following manner: the plastic film is not worn by the circulation canal It crosses.
It can be stated that the plastic film is made of elastomer.It is achieved in particularly preferred sealing.
It can be stated that the plastic film is made of nitrile rubber (NBR).This elastomer has particularly preferred sealing special Property.
It can be stated that the thickness of the plastic film is between 0.2mm and 0.5mm.The plastic film is correspondingly It is very flexible, so as to easily paste it on the end cap.Without worrying the bonding because the plastics are thin Bending internal stress in film and be subjected to load.Correspondingly, the binder with lesser adhesive strength is just enough.
It can be stated that the plastic film is bonded in one by means of attachment binder (Haftkleber) and the end cap It rises.Preferably, the plastic film is coated with the attachment binder, wherein the adhesive bonding agent is hidden with protective film Lid.This raw material can be manufactured especially cheaply with cost.Required plastic film is cut out by this raw material.Just exist Just the protective film is removed from the plastic film shortly before the plastic film is pasted on the end cap, thus So that the attachment binder is exposed." attachment binder " should refer to contact adhesives, and the contact adhesives are in dry shape It is attached on a large amount of surface after slight squeeze at room temperature in state.
It can be stated that the attachment binder is acrylic acid dispersion binder (Acryldispersionskleber).
It can be stated that the plastic film is manufactured by water spray cutting or punching (Stanzen).It is possible thereby to cost Especially inexpensively manufacture the plastic film.Water spray cutting in this preferred pin to lesser number of packages, wherein punching then preferred pin pair A large amount of number of packages.
It can be stated that being assigned with perforation in the plastic film at least one fixing bolt, the perforation is described Fixing bolt passes through.Thus the especially uniform distribution of the clamping force is realized in the range of entire plastic film.Preferably All fixing bolts are assigned with corresponding perforation.
It can be stated that the exterior contour of the plastic film is configured at least partly fold with the exterior contour of the main body It closes (deckungsgleich).Thus gap or material on the outer surface of the guiding vehicle is avoided to exceed part, wherein foul The gap or material may be accumulated in beyond on part.
It can be stated that the exterior contour of the plastic film is configured at least partly fold with the exterior contour of the end cap It closes.Thus gap or material on the outer surface of the guiding vehicle is avoided to exceed part, wherein foul may accumulate in described Gap or material are beyond on part.
It can be stated that the plastic film is arranged in the side of the circulation canal in the following manner: the plastic film does not have Have and is passed through by the circulation canal.Thereby simplify installation exercise of the plastic film on the end cap.In addition to this, institute Corresponding plastic film is stated with particularly preferred sealing function.
Self-evident, feature that is noted earlier and being explained further below can not only be in corresponding illustrated combination Middle use, and can in other combinations using or be used alone, without departing from the scope of the present invention.
Detailed description of the invention
The present invention is explained in detail below by way of attached drawing.Wherein:
Fig. 1 shows the exploded view of guiding vehicle according to the present invention；
Fig. 2 shows the guiding vehicles according to Fig. 1 together with the cross section of the guide rail distributed；
Fig. 3 shows the perspective view towards that side of main body of end cap；And
Fig. 4 shows the exploded view of the end cap and plastic film.
Specific embodiment
Fig. 1 shows the exploded view of guiding vehicle 20 according to the present invention, without showing plastic film.The guiding vehicle 20 include the main body 30 made of unhardened steel, and the main body is with the cross-sectional shape of substantially constant U-shaped along longitudinal direction Direction 11 extends.A V-shaped groove 33 has been respectively arranged on the medial surface of U-shaped support arm 35, have respectively one it is separated, by hardening Roller bearing steel composition raceway backing member 40 be resisted against on the V-shaped groove.Described two raceway backing members 40 are with substantial constant Cross-sectional shape in a longitudinal direction 11 extend, wherein the two raceway backing members are respectively provided with two vehicle raceways 41, thus institute Stating guiding vehicle 10 has four row's rolling elements (appended drawing reference 21 in Fig. 2) in total.The present invention also can be used in guiding vehicle, for The vehicle raceway hardened for these guiding vehicles is directly arranged in the main body 30.
There is an end cap 50 (attached in Fig. 4 indirectly by the plastic film with internal longitudinal terminal surface 55 respectively 100) icon note is resisted against on two opposed flat longitudinal terminal surfaces 31 of the main body 30.Described two end caps 50 are in the same manner It constitutes, wherein the two end caps are manufactured in the injection molding method by plastics.For every row's rolling element in the four rows rolling element, Be respectively provided in described two end caps it is curved turn to channel 24, radially be in outside diverter surface 51.Court Two ends that two rolling element guide members 80 are respectively charged into the end cap 50, being distributed, are provided on the end It is described it is curved turn to channel 24, radially be in the inside diverter surface 81.
Return pass 32 stretches between in opposed end cap 50, curved steering channel 24, and the return pass exists For directly construction in the main body 30, the circular bore is heavy equipped with taper on two end in the form of circular bore for this Hole.But the present invention also can be used in some guiding vehicles, the return pass construction is separated for these guiding vehicles In return duct or construction is in the outside of the main body.
Two circular 11 fixation holes 52 extended in a longitudinal direction have been respectively arranged in the end cap 50.It is described solid The fixing bolt 26 for determining to be distributed respectively in hole 52 passes through, and the fixing bolt has external screw thread, the external screw thread in end side It is screwed into the internal screw thread 36 distributed in the main body 30.The internal screw thread 36 is disposed generally on pedestal 34 and the master In the region of transition part between the U-shaped support arm 35 of body 30 distributed, so that described two fixing bolts 26 will be distributed End cap 50 is equably pressed on the longitudinal terminal surface of the main body 30 in the range of longitudinal terminal surface 55 of entire inside, wherein institute Plastic film (in the appended drawing reference 100 in Fig. 4) is stated to be clamped between distributed end cap 50 and the main body 30.
Place the end seal 90 of a U-shaped respectively on the longitudinal terminal surface 54 of the outside of the end cap 50, it is described End seal is basically constructed as the flat plate with constant thickness, wherein the plate by elastomer, it is especially thermoplastic Etheric ester type elastomer (TEEE, trade name " Hytrel ") composition.The end seal 90 is equipped with end part seal lip 91, the end Sealing lip seals against in the guide rail (appended drawing reference 10 in Fig. 2).
The scraping blade 95 of a U-shaped is placed except on the end seal 90 respectively again, which is configured with The form of the plate of constant thickness, wherein the scraping blade is made of stainless steel.The scraping blade 95 is equidistantly set relative to the guide rail There is lesser spacing, which is scraped off foreign matter, such as metal fillings from the guide rail.The fixing bolt 26 is not It extends only through the scraping blade 95 and passes through the end seal 90.The head 27 of the taper of fixing bolt 26 described herein against On the cone shaped countersink 96 of the deep-draw on the scraping blade 95.The counterbore 96 herein so accurately with 27 phase of head Match, so that there is the contact of Fluid Sealing, within the scope of whole circumference to flow out there without lubricant.The fixed spiral shell The head 27 of bolt 26 is equipped with the star-like profile of point (Torx-Profil) for keeping spanner chimeric.At the bottom of the star-like profile of point In portion, internal screw thread is arranged in the fixing bolt 26, so as to for example will be according to the measurement of 10 2,006 027 061 B4 of DE Head is fixed on the guiding vehicle 20.
Furthermore it is also noted that rolling element keeps parting bead 57, the rolling element keeps parting bead integrally to construct in the end cap 50 On, wherein the rolling element keeps parting bead to extend between the U-shaped support arm 35 of the main body 30.The rolling of described two end caps 50 Body keeps parting bead 57 to extend within the scope of the whole length of the main body 30 to tight together.
Fig. 2 shows the guiding vehicles 20 according to Fig. 1 together with the cross section of the guide rail 10 distributed.The section is vertical herein It is stretched in the center of the main body 30 in the longitudinal direction 11.
The guide rail 10 is made of steel and hardens in the region of the rail raceway 12 by superficial layer.The guide rail with Shown constant cross-sectional shape just extends along the longitudinal direction 11.Four are arranged in total on the guide rail 12 A rail raceway 12, four rail raceways limit the support section of continuous circulation canal with opposed vehicle raceway 41 together 23.The rail raceway and vehicle raceway 12,41 are observed in cross-section is configured to circle, and wherein they are with narrow osculating plane and ball The rolling element 12 of shape matches.In addition, to point out that the rolling element keeps parting bead 57, when the rolling element keeps parting bead to be not on When above the guide rail 10, the rolling element keep parting bead by the guiding section 83 of the rolling element 21 and rolling element holder together It is maintained in the guiding vehicle 20.
Current guiding vehicle 20 have four rows continuously around rolling element 21, the rolling element arranged with so-called O shape Structure is subjected to load.But present invention is equally capable to the guiding vehicle for performing well in that there is X-shaped arragement construction or for having There is the guiding vehicle of the rolling element of roller shape.
Fig. 3 shows the perspective view towards that side of main body of the end cap 50.The end cap 50 by plastics, especially It is to be manufactured in the injection molding method by polyamide.In order to avoid distorting when plastics solidify, the end cap is equipped with substantial constant everywhere Wall thickness.The end cap correspondingly includes the reinforcing contact pin 56 of a large amount of plates, the reinforcing contact pin in a longitudinal direction 11 Extend.The end face of these contact pin 56 forms the longitudinal terminal surface 55 of the flat inside of the end cap 50, the longitudinal end of the inside Face is resisted against the flat longitudinal direction of the main body in the case where intermediate arrangement plastic film (appended drawing reference 100 in Fig. 4) On end face.
Lubrication channel system is arranged in the region for the pedestal 34 of the end cap 50 of U-shaped on the whole, the lubrication channel system System has multiple lubricant flow paths, and wherein lubricant flow path 60 is indicated with chain-dotted line.The represented lubrication come out Agent flow path 60 starts at the lateral lubrication interface 61a constituted in the form of internal screw thread.The lubricant flow path Continued by columned 11 longitudinal holes 58 extended in a longitudinal direction.The longitudinal hole 58 is towards the main body It is unlimited on (visible in Fig. 3) end, wherein the longitudinal hole is hermetically closed on the opposite end.The longitudinal hole With lesser spacing from the side distributed to lubrication interface 61a bottom by pass through, thus there in the guiding vehicle Relatively thin plastic skin is left in the condition of delivery, if it is desired that described in must just being punctured as user with relevant lubrication interface 61a Plastic skin.Otherwise, the plastic skin being previously mentioned just prevents lubricant from flowing out from not used lubrication interface 61.
It is disposed adjacently the fixation hole 52 with the longitudinal hole 58, the fixation hole 11 passes through institute in a longitudinal direction State end cap.The fixation hole 52 together defines the first circular cavity with the fixing bolt 26, and first cavity exists Extend in the range of the whole length of the end cap 50.But the lubricant flow path 60 is not on shortest path Lead to the fixation hole 52.More precisely, it is all from any lubrication interface 61 be stretched over any inside, be radially in The lubricant paths of external diverter surface 51 are guided by second cavity 63 at center, so that all lubricant paths are substantially Equally long, wherein these lubricant paths fight the lubricant with roughly the same flow resistance.Second cavity 63 With lead to top lubrication interface 61c and lead to end face lubrication interface (the appended drawing reference 61b in Fig. 4) longitudinal hole weight It closes.But it is also contemplated that second cavity is configured to the recess in the longitudinal terminal surface 55 of the inside of the end cap 50, It is covered by plastic film.
First section 68a of the second lubrication channel 68 leads to second cavity 63 from the longitudinal hole 58, and described second Lubrication channel is configured to open channel or lubrication groove 101, and second lubrication channel is by plastic film (the attached drawing mark in Fig. 4 100) note is covered.The the second section 68b analogously constructed with the first section 68a of second lubrication channel 68 is from described Second cavity 63 leads to the fixation hole 52.A seal convexity has been respectively arranged in the two sides of second lubrication channel 68 69, the seal convexity is plastically deformed the end cap 50 to be tightened onto the main body, so that the lubricant flows Path 60 is hermetically closed.When designing the size of height of the seal convexity 69, it has to be considered that the end cap 50 exists Flexible deformation when screwing on the body, method are: the seal convexity 69 is remoter from the fixation hole 52, then by its structure Make higher.In addition to this, the seal convexity 69 surrounds the fixation hole 52.In addition, second lubrication channel 68 First and second section 68a, 68b have common seal convexity 69, which guarantees that the lubricant passes through institute first The second cavity 63 is stated to flow.
The second lubrication channel 68 constituted as lubrication groove 101 is fully disposed in the unique contact pin of distributed one On end face.But it is also contemplated that constructing corresponding first and second sections 68a, 68b in the contact pin constituted apart from each other On, the contact pin is connected to each other by second cavity 63.
In addition, can be seen that lubrication between diverter surface 51 that is two adjacent, being in outside radially in Fig. 3 The remittance opening 65 in hole 64,11 passes through the end cap in a longitudinal direction.The lubrication hole 64 is lubrication described above Furthermore the component part of agent flow path 60, the lubricant flow path stretch on the opposed side of the end cap 50. It is opposed to be provided with flattening portion on the rolling element guide member distributed with remittance opening 65, so that there exists certainly By space, the lubricant can flow to the rolling element passed through from the side by the free space.
Fig. 4 shows the exploded view of the end cap 50 and plastic film 100.Show at this from the side of the main body The end cap 50 is gone out.The reinforcing contact pin 56 referred to can also find out on this side of the end cap 50, wherein The longitudinal terminal surface 54 reinforced contact pin and form the flat outside of the end cap 50 there, is placed on the longitudinal terminal surface The end seal (appended drawing reference 90 in Fig. 1).The first lubrication channel 66 of lubrication groove is configured to corresponding It is stretched in plane, wherein first lubrication channel is the component part of the lubricant flow path 60, wherein first profit Slide-through road connects the fixation hole 52 and the lubrication hole 64.First lubrication channel 66 is by the end seal (appended drawing reference 90 in Fig. 1) is covered, and can be flowed out from without lubricant.First lubrication channel 66 is imported into ring Shape in the distribution void 53 of the fixation hole 52, the distribution void is constituted with the style of counterbore.The distribution is empty Gap 53 is arranged for following situations first: the fixing bolt (appended drawing reference 26 in Fig. 1) is just existed due to tolerance The remittance opening of first lubrication channel 66 is resisted against on the side wall of the fixation hole 52.Then lubricant also always can be with It is flowed in first lubrication channel 66 from by the fixing bolt from first cavity.
First lubrication channel 66 and the fixation hole 52 are surrounded by seal convexity 69 un-interrupted, and the sealing is convex It rises and is pressed into the end seal of the elasticity, to improve sealing effect.
The plastic film only extends in the region of the pedestal 34 of the end cap 50.Correspondingly, the plastics Film 100 is not passed through by the circulation canal (appended drawing reference 22 in Fig. 1).The exterior contour of the plastic film 100 103 be substantially configured to the exterior contour of the end cap it is identical.Perforation 102 and the end in the plastic film 100 Fixation hole 52 in lid 50 is evenly arranged, so as to revolve the fixing bolt distributed (appended drawing reference 26 in Fig. 1) Enter into the main body.
The side that can be seen that in Fig. 4 of the plastic film 100 is comprehensively equipped with attachment binder, to once will Plastic film 100 is taped against on the end cap 50, which is just attached on the end cap.The end cap 50 can be connected later It is unquestionably attached in the main body with accompanying plastic film 100.
In addition to this, the clamping screw 110 for being configured to threaded pin form is pointed out.If the lubrication interface 61b of end face It is not used by, then screws in the clamping screw in the lubrication interface, so as to Fluid Sealing close the lubrication interface.
Reference signs list:
10 guide rails
11 longitudinal directions
12 rail raceways
20 guiding vehicles
21 rolling elements
22 circulation canals
23 support sections
24 turn to channel
26 fixing bolts
The head of 27 fixing bolts
30 main bodys
The longitudinal terminal surface of 31 main bodys
32 return pass
33 V-shaped grooves
34 pedestals
35 U-shaped support arms
36 internal screw threads
40 raceway backing members
41 vehicle raceways
50 end caps
51 are in the diverter surface of outside radially
52 fixation holes
53 cricoid distribution voids
The longitudinal terminal surface of the outside of 54 end caps
The longitudinal terminal surface of the inside of 55 end caps
56 reinforce contact pin
57 rolling elements keep parting bead
58 longitudinal holes
60 lubricant flow paths
61 lubrication interfaces
The side 61a to lubrication interface
The lubrication interface of the end face 61b
Lubrication interface above 61c
62 first cavitys
63 second cavitys
64 lubrication holes
The remittance of 65 lubrication holes is open
66 first lubrication channels
68 second lubrication channels
First section of the second lubrication channel of 68a
Second section of the second lubrication channel of 68b
69 seal convexities
80 rolling element guide members
81 are in the diverter surface of the inside radially
83 guiding sections
90 end seals
91 end part seal lips
95 scraping blades
96 counterbores
100 plastic films
101 lubrication grooves
102 are used for the perforation of fixing bolt
The exterior contour of 103 plastic films
110 clamping screws

Claims (11)

1. the guiding vehicle (20) for being used together with the guide rail (10) of elongation, wherein the guiding vehicle (20) has an at least row Rolling element (21), the rolling element are accepted in distributed circulation canal (22), wherein the circulation canal (22) has Support section (23) and return pass (32), the support section and return pass are distinguished on their two opposed ends It is connected to each other by curved steering channel (24), so that the rolling element (21) can be continuously around wherein the branch It holds on the vehicle raceway (41) and the guide rail (10) that section (23) is extended by (11) in a longitudinal direction on the guiding vehicle Rail raceway (12) limits, wherein arranging at least one in the inside of separated end cap (50) turns to channel (24), wherein described End cap (50) is fixed in the main body (30) of guiding vehicle (20) by means of at least one fixing bolt (26), the backhaul Channel (32) is arranged in the main body, and wherein at least one lubricant flow path (60) passes through the guiding vehicle (20), described Lubricant flow path is partly arranged in the lubrication groove (101) on the end cap (50) by least one and limits,
It is characterized in that, the plastic film that at least one described lubrication groove (101) is bonded together with the end cap (50) (100) it is covered, wherein the plastic film (100) is resisted against on the flat longitudinal terminal surface (31) of the main body (30), Described in plastic film (100) can be clamped in by means of at least one described fixing bolt (26) main body (30) with it is described Between end cap (50).
2. guiding vehicle according to claim 1,
Wherein the plastic film (100) is made of elastomer.
3. guiding vehicle according to claim 2,
Wherein the plastic film (100) is made of nitrile rubber.
4. the guiding vehicle according to any one of preceding claims 1 to 3,
Wherein the thickness of the plastic film (100) is between 0.2mm and 0.5mm.
5. the guiding vehicle according to any one of preceding claims 1 to 3,
Wherein the plastic film (100) is bonded together by means of attachment binder with the end cap (50).
6. guiding vehicle according to claim 5,
Wherein the attachment binder is acrylic acid dispersion binder.
7. the guiding vehicle according to any one of preceding claims 1 to 3,
Wherein the plastic film (100) is manufactured by water spray cutting or punching.
8. the guiding vehicle according to any one of preceding claims 1 to 3,
It is wherein assigned with perforation (102) in the plastic film (100) at least one fixing bolt (26), the perforation quilt The fixing bolt (26) passes through.
9. the guiding vehicle according to any one of preceding claims 1 to 3,
Wherein the exterior contour (103) of the plastic film (100) is configured at least partly outer with the main body (30) Contouring overlapping.
10. the guiding vehicle according to any one of preceding claims 1 to 3,
Wherein the exterior contour (103) of the plastic film (100) is configured at least partly outer with the end cap (50) Contouring overlapping.
11. the guiding vehicle according to any one of preceding claims 1 to 3,
Wherein the plastic film (100) is arranged in the side of the circulation canal (22) in the following manner: the plastic film does not have Have and is passed through by the circulation canal.
CN201610312248.0A 2015-05-13 2016-05-12 Guiding vehicle with lubrication groove and plastic film Active CN106151267B (en)

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DE202015102452.5 2015-05-13
DE202015102452.5U DE202015102452U1 (en) 2015-05-13 2015-05-13 Carriage with lubrication channel and plastic film

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CN106151267A CN106151267A (en) 2016-11-23
CN106151267B true CN106151267B (en) 2019-09-10

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CN111577763B (en) * 2020-05-22 2021-06-15 浙江威肯特智能机械有限公司 High-yield linear sliding block

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CN101025193A (en) * 2006-02-24 2007-08-29 上银科技股份有限公司 Return flow system of linear slide rail
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DE102007056877A1 (en) * 2007-11-26 2009-05-28 Robert Bosch Gmbh Guiding wagon for linear roller bearing, has main body which is supported in longitudinally displaced manner by continuous circumferential rolling body row at guide rail extending in longitudinal direction
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