CN207500426U - Guide rail, slider and drive device - Google Patents
Guide rail, slider and drive device Download PDFInfo
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- CN207500426U CN207500426U CN201721211884.0U CN201721211884U CN207500426U CN 207500426 U CN207500426 U CN 207500426U CN 201721211884 U CN201721211884 U CN 201721211884U CN 207500426 U CN207500426 U CN 207500426U
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- sliding block
- guide rail
- groove
- guiding
- glide direction
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- 239000004519 grease Substances 0.000 claims abstract description 49
- 239000000314 lubricant Substances 0.000 claims description 37
- 230000001050 lubricating effect Effects 0.000 abstract description 27
- 238000005461 lubrication Methods 0.000 abstract description 4
- 210000002435 tendon Anatomy 0.000 description 47
- 239000010687 lubricating oil Substances 0.000 description 20
- 239000011159 matrix material Substances 0.000 description 17
- 210000003205 muscle Anatomy 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 3
- 241000237858 Gastropoda Species 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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Abstract
The utility model relates to a guide rail, slider and drive arrangement, this drive arrangement includes: the device comprises a motor assembly, a worm assembly, a guide rail and a sliding block; the motor assembly is in driving connection with the worm assembly; the guide rail is connected with the motor assembly; the middle part of the sliding block is provided with a screwing hole, the sliding block is movably sleeved outside the worm assembly through the screwing hole, and the side wall of the screwing hole is in threaded connection with the worm assembly; the slider slides and sets up in on the guide rail, at least one recess has been seted up along in the slip direction of slider in the slider with at least one in the face of the mutual butt of guide rail. Through set up the recess on guide rail or slider for lubricating grease between guide rail and the slider can the holding in the recess, avoids lubricating grease to be pushed outside the slider by the slider, makes lubricating grease can effectively provide the lubrication action for the slip of slider, effectively reduces the sliding resistance of slider, effectively improves drive efficiency.
Description
Technical field
The utility model is related to Drive technology field, more particularly to guide rail, sliding block and driving device.
Background technology
The furniture such as automatic seat are driven using driver, traditional driver include motor, worm component, guide rail and
Drive block, motor are drivingly connected by worm component and drive block, and drive block is slideably positioned on guide rail, and snail is driven by motor
The screw rotation of bar assembly, drive block slide under the drive of screw on guide rail.
In order to reduce the frictional force between drive block and guide rail, usually between drive block and guide rail add lubricating oil or
Lubricating grease reduces the frictional force between drive block and guide rail by lubricating oil or lubricating grease so that drive block slide by
The resistance smaller arrived is conducive to improve drive efficiency.
And in order to improve the stability of drive block, usual drive block is tightly attached to guide rail surface setting, drive block and guide rail it
Between gap very little, in this way that the thickness for leading to lubricating oil between drive block and guide rail is very small, the lubricant effect of lubricating oil
It is bad, in addition, drive block when being slided on guide rail, is easily pushed lubricating oil open, cause lubricating oil is deposited on guide rail other
Position, and the lubricating oil between drive block and guide rail is then fewer and fewer with the increase of usage time, and drive block is caused to slide
Resistance increases, and causes drive efficiency low.
Utility model content
Based on this, it is necessary to for the gap very little between traditional drive block and guide rail, will cause in this way drive block with
The thickness of lubricating oil between guide rail is very small, and the lubricant effect of lubricating oil is bad, and drive block resistance to sliding is caused to increase, is caused
The defects of drive efficiency is low provides a kind of driving device.
A kind of driving device, including：Electric machine assembly, worm component, guide rail and sliding block；
The electric machine assembly is drivingly connected with the worm component；
The guide rail is connect with the electric machine assembly；
Bolt apertures are offered in the middle part of the sliding block, the sliding block is movably set in the worm component by the bolt apertures
Outside, and the side wall of the bolt apertures is spirally connected with the worm component；
The sliding block is slideably positioned on the guide rail, and at least one in the face that the sliding block and the guide rail mutually abut
A glide direction along the sliding block offers at least one groove, and the groove is used to house lubricant grease.
The sliding block is connected to the glide direction of sliding block described in the face upper edge of the guide rail and opens in one of the embodiments,
Equipped at least one groove.
The guide rail is connected to the glide direction of sliding block described in the face upper edge of the sliding block and opens in one of the embodiments,
Equipped at least one groove.
The sliding block is connected to the glide direction of sliding block described in the face upper edge of the guide rail and opens in one of the embodiments,
Equipped at least one groove, and the guide rail is connected to the glide direction of sliding block described in the face upper edge of the sliding block and offers
At least one groove, the groove on the sliding block are mutually staggered with the groove on the guide rail.
The guide rail is provided with guide portion in one of the embodiments, and the sliding block offers guiding groove, the guiding
Slot slip is arranged the guide portion.
The guide portion offers at least one groove in one of the embodiments,.
The side wall of the guiding groove offers at least one groove in one of the embodiments,.
The width of the groove is more than the depth of the groove in one of the embodiments,.
A kind of guide rail, for the guide rail for carrying sliding block, the guide rail is connected to sliding block described in the face upper edge of the sliding block
Glide direction offer at least one groove, the groove is for housing lubricant grease.
A kind of sliding block, the sliding block middle part offer bolt apertures, and the sliding block is used to be slidingly connected by the bolt apertures
In the outside of worm component, and the side wall of the bolt apertures, for being spirally connected with the worm component, the sliding block sets for sliding
Be placed on guide rail, the sliding block be connected to sliding block described in the face upper edge of the guide rail glide direction offer it is at least one recessed
Slot, the groove are used to house lubricant grease.
Above-mentioned guide rail, sliding block and driving device, by setting groove on guide rail or sliding block so that guide rail and sliding block it
Between lubricant grease can be placed in groove, lubricant grease is avoided to be pushed out to outside sliding block by sliding block so that lubricant grease can
Lubricating action effectively is provided for the slip of sliding block, the resistance to sliding of sliding block is effectively reduced, effectively improves drive efficiency.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the driving device of an embodiment；
Fig. 2 is the dimensional decomposition structure diagram of the driving device of an embodiment；
Fig. 3 is a direction structure schematic diagram of the sliding block of an embodiment；
Fig. 4 is a direction structure schematic diagram of the guide rail of an embodiment；
Fig. 5 is the dimensional structure diagram of the driving device of another embodiment；
Fig. 6 is the dimensional decomposition structure diagram of the driving device of another embodiment；
Fig. 7 is a direction structure schematic diagram of the sliding block of another embodiment；
Fig. 8 is a direction structure schematic diagram of the guide rail of another embodiment.
Specific embodiment
For the ease of understanding the utility model, the utility model is more fully retouched below with reference to relevant drawings
It states.The better embodiment of the utility model is given in attached drawing.But the utility model can come in many different forms
It realizes, however it is not limited to embodiments described herein.On the contrary, the purpose of providing these embodiments is that make the public affairs to this paper
Open the more thorough and comprehensive of content understanding.
It should be noted that when element is referred to as " being set to " another element, it can be directly on another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
For illustrative purposes only, it is unique embodiment to be not offered as " right side " and similar statement.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with belonging to the technology of the utility model
The normally understood meaning of technical staff in domain is identical.It is only in the term used in the description of the utility model herein
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein " and/or " packet
Include the arbitrary and all combination of one or more relevant Listed Items.
For example, a kind of driving device, including：Electric machine assembly, worm component, guide rail and sliding block；The electric machine assembly and institute
State worm component drive connection；The guide rail is connect with the electric machine assembly；Bolt apertures, the cunning are offered in the middle part of the sliding block
Block is movably set in the outside of the worm component, and the side wall of the bolt apertures and the worm component by the bolt apertures
It is spirally connected；The sliding block is slideably positioned on the guide rail, at least one of face that the sliding block and the guide rail mutually abut
At least one groove is offered along the glide direction of the sliding block.
That is, the sliding block and the guide rail mutually abut, the two is respectively provided with a face, in the two faces extremely
A few face, at least one groove is offered along the glide direction of the sliding block, for example, in the two faces a face or complete
Portion face offers at least one groove along the glide direction of the sliding block.Specifically, the sliding block and the guide rail mutually abut
Face be connected to the face of guide rail including sliding block and guide rail is connected to the face of sliding block, therefore, the sliding block and the guide rail are mutual
The face of abutting can be the face that sliding block is connected to the face of guide rail or guide rail is connected to sliding block, the groove in the present embodiment
It is opened at least one of sliding block and guide rail above or is opened on sliding block and guide rail respectively, for example, groove is opened in
Sliding block is connected on the face of guide rail, is connected on the face of sliding block for example, groove is opened in guide rail, for example, groove is opened in respectively
Sliding block is connected on the face of guide rail and guide rail is connected on the face of sliding block.Due to slip side of the groove along sliding block on guide rail
To opening up, and groove runs through the both ends of sliding block so that when sliding, lubricant grease can be accommodated in groove sliding block so that profit
Lubricating oil fat can provide good lubricating action for the slip of sliding block, reduce the resistance to sliding of sliding block.
A kind of guide rail, for the guide rail for carrying sliding block, the guide rail is connected to sliding block described in the face upper edge of the sliding block
Glide direction offer at least one groove.
A kind of sliding block, the sliding block middle part offer bolt apertures, and the sliding block is used to be slidingly connected by the bolt apertures
In the outside of worm component, and the side wall of the bolt apertures, for being spirally connected with the worm component, the sliding block sets for sliding
Be placed on guide rail, the sliding block be connected to sliding block described in the face upper edge of the guide rail glide direction offer it is at least one recessed
Slot.
Above-mentioned guide rail, sliding block and driving device, by setting groove on guide rail or sliding block so that guide rail and sliding block it
Between lubricant grease can be placed in groove, lubricant grease is avoided to be pushed out to outside sliding block by sliding block so that lubricant grease can
Lubricating action effectively is provided for the slip of sliding block, the resistance to sliding of sliding block is effectively reduced, effectively improves drive efficiency.
As depicted in figs. 1 and 2, it is the driving device 10 of an embodiment, including：Electric machine assembly 100, worm component 200,
Guide rail 300 and sliding block 400.
The electric machine assembly 100 includes driving motor (not shown) and motor casing 110, and the driving motor is set to described
In motor casing 110；The worm component 200 includes worm gear (not shown) and screw 220, and the worm gear is set to the motor casing
In 110, the driving motor is connect with the worm-gear driven, and the worm gear is engaged with the screw 220.It should be understood that
Driving motor is connect by worm gear with screw can be used prior art realization, although attached drawing does not show above-mentioned knot in the present embodiment
Structure, but those skilled in the art can realize driving of the driving motor to screw by the prior art.
400 middle part of sliding block offers bolt apertures 401, and the sliding block 400 is movably set in by the bolt apertures 401
The outside of the screw 220, and the side wall of the bolt apertures 401 is spirally connected with the screw 220, the sliding block 400 slides setting
In on the guide rail 300.When driving motor works, screw 220 is rotated by driving motor, by with bolt apertures 401
Be spirally connected band movable slider 400 moved on screw so that sliding block slides on guide rail 300.
In the present embodiment, as shown in figure 3, the sliding block 400 is connected to sliding block 400 described in the 300 face upper edge of guide rail
Glide direction offers at least one groove 404, and the groove 404 runs through the both ends of the sliding block 400, for example, the cunning
Block 400 offers at least one groove 404, example with the part that the guide rail 300 is connect along the glide direction of the sliding block 400
Such as, the sliding block 400 offers at least one recessed with the glide direction of the part that the guide rail 300 contacts along the sliding block 400
Slot 404, in this way, when sliding block 400 is slided along guide rail 300, lubricant grease can be placed in groove 404, be placed in groove
Lubricant grease in 404 can be that sliding block 400 provides lubricating action, reduce the resistance to sliding of sliding block 400, effectively improve driving electricity
Machine is to the drive efficiency of sliding block 400.
For example, being opened up on the sliding block 400, there are one grooves 404, in order to improve lubricating action, further reduce sliding block
400 resistance to sliding, and so that sliding block 400 is more balanced by resistance, for example, the sliding block 400 is connected to the guide rail
The glide direction of sliding block 400 described in 300 face upper edges offers several grooves 404, and the sliding block 400 is connect with the guide rail 300
The glide direction of part along the sliding block 400 offer several grooves 404, if for example, being uniformly provided on the sliding block 400
Dry groove 404, for example, each groove 404 is placed equidistant with, in this way, multiple grooves 404 are able to accommodating lubricant grease, into
And so that sliding block 400 is lubricated in all directions, the resistance to sliding in all directions is reduced, so that sliding block
400 slips are more steady, and slip is more smoothly, further improves drive efficiency.
In one embodiment, as shown in figure 4, the guide rail 300 is connected to sliding block described in the face upper edge of the sliding block 400
400 glide direction offers at least one groove 303, for example, the portion that the guide rail 300 is connect with the sliding block 400
Divide along the glide direction of the sliding block 400 and offer at least one groove 303, for example, the guide rail 300 and the sliding block
The glide direction of part along the sliding blocks 400 of 400 contacts offers at least one groove 303, and groove 303 is through leading
The both ends of rail 300, in this way, the appearance groove 303 on guide rail 300 can provide accommodating space for lubricant grease, lubricant grease can
Good lubricating action is provided for the slip of sliding block 400, reduces the resistance to sliding of sliding block 400, effectively improves driving motor to sliding block
400 drive efficiency.
In order to improve lubricating action, for example, the guide rail 300 is connected to sliding block 400 described in the face upper edge of the sliding block 400
Glide direction offer several grooves 303, for example, the guide rail 300 and the part that the sliding block 400 is connect are along described
The glide direction of sliding block 400 offers several grooves 303, for example, guide rail 300 is uniformly provided with several grooves 303, if by
Dry groove 303 houses lubricant grease so that lubricant grease is more uniformly spread, and then provides equilibrium for sliding block 400
Lubricant effect so that resistance to sliding of the sliding block 400 in all directions respectively obtains reduction, further improves lubricating action, effectively
Improve drive efficiency of the driving motor to sliding block 400.
In one embodiment, as shown in Figure 3 and Figure 4, the sliding block 400 is connected to the face upper edge institute of the guide rail 300
The glide direction for stating sliding block 400 opens up fluted 404, and the guide rail 300 is connected to described in the face upper edge of the sliding block 400 and slides
The glide direction of block 400 opens up fluted 303, i.e., sliding block 400 is connected on the face of guide rail 300 and guide rail 300 is connected to cunning
It opens up respectively fluted on the face of block 400, can be lubrication in this way, by setting groove respectively on sliding block 400 and guide rail 300
Grease provides the accommodating space of bigger, so that the frictional force between sliding block 400 and guide rail 300 further reduces, further
Improve drive efficiency of the driving motor to sliding block 400.
In order to further improve lubricating action, in one embodiment, the sliding block 400 is connected to the guide rail 300
The glide direction of sliding block 400 described in the upper edge of face offers several grooves 404, and the guide rail 300 is connected to the sliding block
The glide direction of sliding block 400 described in 400 face upper edge offers several grooves 303, described recessed on the sliding block 400
Slot 404 is mutually staggered with the groove 303 on the guide rail 300, in this way, recessed on the groove and guide rail 300 on sliding block 400
Slot can house lubricant grease so that more lubricant greases can be accommodated between sliding block 400 and guide rail 300, be conducive into
One step reduces frictional force between the two.
In order to further reduce the resistance to sliding of sliding block 400, in one embodiment, the width of the groove is more than described
The depth of groove, for example, as shown in Figure 3 and Figure 4, the width of the groove 404 on the sliding block 400 is more than its own
Depth, for example, the width of the groove 303 on the guide rail 300 is more than the depth of its own, i.e. the cross section of the groove is in
It is flat, since the width of groove is larger, the contact area between lubricant grease and sliding block 400 and guide rail 300 can be improved,
Increase the lubrication area of lubricant grease, further reduce the resistance to sliding of sliding block 400, and since the depth of groove is smaller, it can
It is set between sliding block 400 and guide rail 300 so that lubricant grease is flat, and effectively lubricant grease can be avoided to accumulate, and then
Lubricant grease is uniformly distributed between sliding block 400 and guide rail 300.
In order to enable sliding block 400 slided on guide rail 300 it is more steady, in one embodiment, referring again to Fig. 3 and
Fig. 4, the guide rail 300 are provided with guide portion 350, and the sliding block 400 offers guiding groove 405, and the guiding groove 405 slides
The guide portion 350 is arranged, for example, the cross sectional shape of the guiding groove 405 is convex shape.By the guide portion 350 to sliding block 400
Support so that sliding block 400 more can be slided on firmly on guide rail 300.
Groove is opened up on the face between sliding block 400 and guide rail 300 in order to realize, for example, the guide portion 350 opens up
There is at least one groove 303, for example, the surface of the guide portion 350 offers at least one groove 303.For example,
The side wall of the guiding groove 405 offers at least one groove 404.In this way, the surface of guide portion 350 is guide rail 300
The face abutted with sliding block 400, the side wall of guiding groove 405 is the face that sliding block 400 is abutted with guide rail 300, by guide portion 350
Surface and/or the side wall of guiding groove 405 open up groove, the lubricant grease between sliding block 400 and guide rail 300 provides accommodating
Space so that lubricant grease can provide good lubricating action for the slip of sliding block 400, reduces the slip of sliding block 400
Resistance.
In order to enable sliding block slided on guide rail it is more steady, it is in one embodiment, described to lead incorporated by reference to Fig. 1 to Fig. 4
Rail 300 is connect with the motor casing 110, and the guide rail 300 includes matrix part 340 and two connecting portions 310, two connections
Portion 310 is connected to the both sides in described matrix portion 340, and middle part forms accommodating cavity 301, i.e. two connecting portions 310
Middle part is connect with the both sides in described matrix portion 340 and forms the accommodating cavity 301, the side of the accommodating cavity 301 has opening
302.The guide rail 300 is sheathed on the outside of the screw 220 by the accommodating cavity 301, i.e. screw 220 is at least partially disposed at
In accommodating cavity 301.
310 protrusion one guiding tendon 320 of setting of each connecting portion, in the present embodiment, two connecting portions 310 divide
Not perpendicular to matrix part 340, and be connected to the both sides of matrix part 340 so that two connecting portions 310 and matrix part 340 it is interior
Side forms accommodating cavity 301, and the accommodating cavity 301 has an opening 302, which is slideably positioned in accommodating cavity
In 301, in this way, the accommodating cavity 301 can accommodate screw 220, external foreign matter is avoided to fall on 220 surface of screw, in addition, accommodating
Chamber 301 can house a part for sliding block 400, and sliding block 400 on the direction perpendicular to glide direction is defined, is avoided
Sliding block 400 deviates so that sliding block 400 moves more steady.
Specifically, motor casing 110 offers mounting hole, which is inserted in mounting hole, which cuts
Face shape is matched with the cross sectional shape of guide rail 300, for example, the matrix part 340 of guide rail and two connecting portions 310 are inserted in admittedly
Determine in hole, matrix part 340 and two connecting portions 310 are fixedly connected with motor casing 110, so that guide rail 300 and motor
Shell 110 is fixedly connected, which is further opened with through-hole, and screw 220 is passed through in the through-hole of motor casing 110 and motor casing 110
Worm gear engagement.
As shown in Figure 3 and Figure 4, the sliding block 400 is opened up there are two guiding pilot trench 402, each guiding pilot trench 402
Side wall opens up a notch 403, and each 403 sliding sleeve of notch is set on a connecting portion 310, and each guiding
402 sliding sleeve of slot is set on the guiding tendon 320, i.e., each guiding tendon 320 is set in a guiding pilot trench 402, often
One connecting portion 310 is at least partially arranged in a notch 403.For example, the length side of the guiding pilot trench 402 along guide rail 300
To opening up, for example, the guiding pilot trench 402 is opened up along the glide direction of sliding block 400, for example, the bolt apertures 401 are along screw 220
It axially opens up, for example, the bolt apertures 401 are opened up along the glide direction of sliding block 400, for example, the screw 220 is actively located in institute
It states in bolt apertures 401, the side wall of the bolt apertures 401 is provided with internal thread, and the side wall of bolt apertures 401 passes through internal thread and screw
220 are spirally connected.
For example, the side walls of the notch 403 are sheathed on the outside of the connecting portion 310, the guiding pilot trench 402
Side walls are sheathed on the outside of the guiding tendon 320, for example, the sliding block 400 is set on institute by 403 sliding sleeve of notch
Connecting portion 310 is stated, and the sliding block 400 is set on the guiding tendon 320 by 402 sliding sleeve of the guiding pilot trench, for example, described
Connecting portion 310 is set in the notch 403, and the guiding tendon 320 is set in the guiding pilot trench 402.Pass through notch 403
Distinguish sliding sleeve with guiding pilot trench 402 to be set on connecting portion 310 and guiding tendon 320 so that the sliding block 400 is sliding on guide rail 300
It is dynamic.
In the present embodiment, Fig. 3 and Fig. 4 are referred to, guide portion 350 includes connecting portion 310 one end far from matrix part 340
And guiding tendon 320, i.e. one end and guiding tendon 320 far from matrix part 340 of connecting portion 310 form guide portion 350, guide rail
There are two guide portions 350 for 300 settings, and two guide portions 350 are symmetrically disposed on the both sides of matrix part 340, and sliding block 400 opens up two
A guiding groove 405, each guiding groove 405 include guide slot 402 and notch 403, i.e. guiding groove 405 includes be connected two
A part, a part are guide slot 402, another part is notch 403, and the cross section of the guiding groove 405 is convex shape, sliding
Block 400 is opened up there are two guiding groove 405, each guiding groove 405 includes an interconnected guide slot 402 and a notch
403。
In order to enable 400 stress balance of sliding block, movement is more steady, in one embodiment, as shown in Figure 3 and Figure 4, two
A guiding pilot trench 402 is symmetrically disposed on the both sides of the bolt apertures 401, for example, two guiding pilot trench 402 are concordantly set
It puts, for example, axially symmetric setting of two guiding pilot trench 402 about the bolt apertures 401, in this way, drawing by both sides
Lead the support of muscle 320 so that stress of the sliding block 400 in both sides is more balanced, and it is steady on guide rail 300 to be conducive to sliding block 400
It slides.
For example, two connecting portions 310 are symmetrically disposed on the both sides of matrix part 340, and in the present embodiment, two of guide rail 300
A guiding tendon 320 is respectively arranged on connecting portion 310, for example, two guiding tendons 320 are symmetrical arranged, for example, two guiding tendons
320 are symmetrical arranged about the middle part of matrix part 340, for example, the connecting portion 310 is along the direction direction perpendicular to connecting portion 310
It inside and is each extended over towards outside and to form the guiding tendon 320, specifically, when sliding block 400 is mounted on guide rail 300,
The central axis of sliding block 400 is overlapped with the central axis of guide rail 300, by two symmetrically arranged guiding tendons 320 to sliding block 400
It is supported so that 400 stress of sliding block is more balanced, is conducive to smooth sliding of the sliding block 400 on guide rail 300.
It should be understood that the guiding pilot trench 402 is semienclosed slot, which connects with notch 403, connects
Portion 310 passes through the notch 403 so that guiding tendon 320 is set in guiding pilot trench 402, for example, the guiding pilot trench 402 is swallow
Stern notch.For example, the guiding tendon 320 is perpendicular to the connecting portion 310, for example, the width of the guiding tendon 320 is more than the company
The thickness of socket part 310, for example, the width of the guiding tendon 320 is more than the width of notch 403, in this way, when guiding tendon 320 is set
When guiding in pilot trench 402, guiding tendon 320 is guided the side wall block of pilot trench 402 without coming off out of guiding pilot trench 402,
Sliding block 400 is firmly slided along the guiding tendon 320 of guide rail 300.
In order to enable sliding block 400 slided on guide rail 300 it is more steady, for example, as shown in figure 3, it is described guiding pilot trench 402
Width be more than the notch 403 width, for example, guiding pilot trench 402 connected with notch 403 in convex shape, that is, guide pilot trench
402 with the cross-sectional shape of notch 403 be convex shape, for example, as shown in figure 4, the width of the guiding tendon 320 is more than the company
The width of socket part 310, the width of guiding pilot trench 402 are matched with the width of guiding tendon 320, the width and connecting portion of notch 403
310 width matching, in such manner, it is possible to which further limitation guiding tendon 320 is slipped from guiding pilot trench 402 through notch 403 so that sliding block
400 can consolidate slip on guide rail 300, further, since guiding tendon 320 has larger width, and guide the width of pilot trench 402
Degree is matched with the width of guiding tendon 320 so that there is the contact area of bigger between sliding block 400 and guiding tendon 320, so that
Slip of the sliding block 400 on guide rail 300 is more steady.
In the present embodiment, incorporated by reference to Fig. 1 to Fig. 4, which is semi-enclosed cavity, and the sliding block 400 is at least
Part is slideably positioned in the accommodating cavity 301, in this way, the side walls of guiding pilot trench 402 are sheathed on guiding tendon 320, and
Sliding block 400 is then partly slideably positioned in accommodating cavity 301, is conducive to coming into full contact with for sliding block 400 and guide rail 300, between the two
Connection it is more firm so that sliding block 400 slides more steady.
In order to enable guide rail 300 can firmly be set, for example, as shown in Figure 1, driving device 10 further includes fixed end cap
120, the fixed end cap 120 is connected to the one end of the guide rail 300 far from the electric machine assembly 100, for example, the fixation
End cap 120 is provided with through-hole, and the one end of the screw 220 far from the electric machine assembly 100 is arranged in the through-hole.In this way,
Pass through the fixation of the fixation end cap to guide rail 300 and screw 220 so that the both ends of guide rail 300 and screw 220 all obtain respectively
To fixation so that guide rail 300 and screw 220 are installed more firm, are conducive to the smooth motion of sliding block 400.
In order to enable 400 resistance to sliding smaller of sliding block, generally requires to add lubrication between guide rail 300 and sliding block 400
Oil or lubricating grease, lubricating oil or lubricating grease are excessive, it will are overflowed between the two guide rail 300 and sliding block 400, be deposited in cunning
The front of 400 glide direction of block, is unfavorable for the slip of sliding block 400, in order to avoid the slip of lubricating oil or lubricating grease to sliding block 400
Counteractive influence is caused, in one embodiment, as shown in figure 3, the side wall of the guiding pilot trench 402 is opened up along glide direction
There is at least one groove 404, groove 404 is used to accommodate lubricating oil or lubricating grease, it should be understood that the side of guiding pilot trench 402
Wall can offer multiple grooves 404, for example, groove 404 is two either three or four, in this way, when sliding block 400
When being slided along guide rail 300, either lubricating grease will be accommodated in lubricating oil or lubricating grease in groove 404 to most lubricating oil
The slip for accumulating and influencing sliding block 400 will not be generated, and lubricating oil or lubricating grease can reduce sliding block 400 and guiding tendon
Frictional force between 320 enhances the smoothness of the plane of guiding tendon 320 so that 400 resistance smaller of sliding block, sport efficiency higher.
It should be understood that the side wall of the guiding pilot trench 402 includes the inner surface and the outer surface, guide rail 300 passes through guiding
The inner surface of side wall of the muscle 320 with guiding pilot trench 402 abuts, and the outer surface of side wall of the guide rail 300 also with guiding pilot trench 402 is supported
It connects, in above-described embodiment, the inner surface of the side wall of pilot trench 402 is guided to offer at least one groove 404, for example, guiding pilot trench
The outer surface of 402 side wall offers at least one groove 404, for example, the inner surface and appearance of the side wall of guiding pilot trench 402
Face offers at least one groove 404 respectively, in this way so that the lubricating oil of the contact portion of the guide rail 300 and sliding block 400 or
Lubricating grease can be placed in groove 404 so that the resistance smaller that sliding block 400 slides so that the slip efficiency of sliding block 400 is more
It is high.
In order to further provide accommodating space for lubricating oil or lubricating grease, and improve the sport efficiency of sliding block 400, example
Such as, referring again to Fig. 3, the quantity of the groove 404 is multiple, side of multiple grooves 404 along the guiding pilot trench 402
Wall is uniformly distributed setting.For example, each groove 404 is placed equidistant with along the side wall of the guiding pilot trench 402, for example, guiding
The groove 404 of the inner surface and the outer surface of the side wall of slot 402 is placed equidistant with, for example, being opened up on the side wall of notch 403 fluted
404, in this way, multiple grooves 404 are uniformly placed equidistant with so that lubricating oil or lubricating grease between sliding block 400 and guide rail 300
It can be evenly distributed, further improve the smoothness on 300 each surface of guide rail, further reduce sliding block 400 and slide the resistance being subject to
Power so that the slip of sliding block 400 is more efficient.
For the sliding block 400 that is fixedly clamped so that sliding block 400 move it is more steady, for example, referring again to Fig. 4, guide rail
300 inner bulge is provided with block muscle 330, and block muscle 330 is connected to the outer surface of the side wall of guiding pilot trench 402, for example, institute
State guide rail 300 in the accommodating cavity 301 side wall it is inwardly protruding be provided with block muscle 330, in this way, passing through 320 He of guiding tendon
Block muscle 330 is connected to the inner surface and the outer surface of the side wall of guiding pilot trench 402 respectively, passes through guiding tendon 320 and block muscle 330
Sliding block 400 is fixedly clamped so that sliding block 400 more can be slided firmly by collective effect in the side wall of guiding pilot trench 402
In on guide rail 300.
For example, the connecting portion 310 of guide rail 300 one end and guiding tendon 320 far from matrix part 340 open up respectively
Fluted, i.e., the one end of connecting portion 310 far from matrix part 340 opens up fluted, and guiding tendon 320 open up it is fluted, for example,
The block muscle 330 be connected to it is described guiding pilot trench 402 side wall outer surface position open up it is fluted, in this way, by
Groove is opened up on the connecting portion 310 of guide rail 300, guiding tendon 320 and block muscle 330 so that appearance is opened between sliding block 400 and guide rail
It receives more lubricant greases, further reduces the resistance to sliding of sliding block 400.
In order to which foreign matter is further avoided to enter in accommodating cavity 301, in one embodiment, as shown in Fig. 1 and Fig. 2, driving
Device 10 further includes cover 130, and the cover 130 is connect with the motor casing 110, and the cover 130 is close to the guide rail 300
The opening 302 of accommodating cavity 301 set, the sliding block 400 is further opened with guide hole, and the guide hole sliding sleeve is set on the lid
Body 130.For example, the opening of the accommodating cavity 301 is set towards the cover 130, in this way, passing through the cover 130 and guide rail 300
To the common cladding of screw 220, external foreign matter is further effectively avoided to enter in accommodating cavity 301.
In order to enable relative motion is more stable between sliding block 400 and guide rail 300, and in one embodiment, two guiding
The geometric center of straight line where the geometric center of the cross section of slot 402 and the cross section of bolt apertures 401 and distance be 0~4mm,
For example, the geometric center of the cross section of straight line and bolt apertures 401 where the geometric center of the cross section of two guiding grooves 402 and
Distance is 0~2mm, i.e., the geometric center of the cross section of bolt apertures 401 is close to the geometric center of the cross section of two guiding grooves 402
Place straight line, in the present embodiment, straight line i.e. two guiding groove 402 where the geometric center of the cross section of two guiding grooves 402
The geometric center of cross section is connected identified straight line, it should be understood that and 2 points determine straight line, therefore, two guiding
The geometric center of the cross section of slot 402 can determine straight line, and the geometric center of the cross section of bolt apertures 401 and the straight line
Distance for 0~4mm, for example, the geometric center of the cross section of bolt apertures 401 and the distance of the straight line are 0~2mm.
Since screw 220 is arranged in bolt apertures 401, the geometric center and bolt apertures of the cross section of screw 220
The geometric center of 401 cross section overlaps, specifically, since screw 220 and the side wall of bolt apertures 401 are spirally connected, screw
220 have the cross section identical with bolt apertures 401, and the cross section of the bolt apertures 401 is circle, then the horizontal stroke of the bolt apertures 401
The geometric center in section is the center of circle of the cross section of bolt apertures 401, and screw 220 is rotatably dispose in bolt apertures 401, therefore,
The center of circle of the cross section of screw 220 is overlapped with the center of circle of the cross section of bolt apertures 401, in this way, but screw 220 wear the sliding block
When in 400 bolt apertures 401, the geometric center of the cross section of screw 220 is concordant with the cross section of two guiding grooves 402, specifically
Ground, the geometric center of the cross section of screw 220 and the distance of straight line where the geometric center of the cross section of two guiding grooves 402 are
0~4mm, for example, the geometric center of the cross section of screw 220 and the geometric center place of the cross section of two guiding grooves 402 are straight
The distance of line is 0~2mm.
Since guiding groove 402 is sheathed on guiding tendon 320, the distance of the center deviation guiding tendon 320 of screw 220
It is smaller, that is to say, that screw causes the point of application of the active force between screw 220 and sliding block 400 and guiding tendon 320 more to connect
Closely so that sliding block 400 slide when can obtain guide rail 300 preferably support, sliding block 400 by screw 200 active force and by
The point of application to the support force of guide rail 300 is closer to so that sliding block 400 slided on guide rail 300 it is more steady, be conducive into
One step improves the stability that sliding block 400 moves.
In order to further improve stability of the sliding block 400 on guide rail 300, for example, incorporated by reference to Fig. 1 and Fig. 4, it is described to be spirally connected
The geometric center of the cross section in hole 401 is concordant with the geometric center of the cross section of two guiding grooves 402, specifically, two
Guiding groove 402 is concordant, i.e., the geometric center of the cross section of two guiding grooves 402 is concordant, the cross section of two guiding grooves 402 it is several
What center can determine straight line, and the geometric center of the cross section of bolt apertures 401 is located on the straight line, in other words, is spirally connected
The geometric center of the geometric center of the cross section in hole 401 and the cross section of two guiding grooves 402 is in the same plane or place
In on same straight line.
Since screw 220 is arranged in bolt apertures 401, the geometric center of the cross section of screw 220 and two guiding
The geometric center of the cross section of slot 402 on the same line, i.e. the geometric center of the cross section of screw 220 and two guiding grooves
The geometric center of 402 cross section is concordant, due to the cross section of guiding groove 402, the cross section of bolt apertures 401 and screw 220
Cross section be regular figure, therefore, also it can be understood that for screw 220 it is concordant with two guiding grooves 402.
It should be understood that since screw 220 is concordant with two guiding grooves 402, and guiding groove 402 is sheathed on guiding tendon
On 320, that is to say, that screw 220 is concordant with guiding tendon 320, in this way so that active force between more than 220 sliding block 400 of screw
The point of application is concordant with guiding tendon 320 so that sliding block 400 slide when can obtain guide rail 300 preferably support, sliding block 400 by
The active force of screw 200 and in the same plane by the support force of guide rail 300 so that sliding block 400 is sliding on guide rail 300
It is dynamic more steady, be conducive to further improve the stability of the movement of sliding block 400.
In one embodiment, a kind of guide rail is provided, for the guide rail for carrying sliding block, the guide rail is connected to the cunning
The glide direction of sliding block offers at least one groove described in the face upper edge of block.
In one embodiment, a kind of sliding block is provided, bolt apertures are offered in the middle part of the sliding block, the sliding block is used to pass through
The bolt apertures are movably set in the outside of worm component, and the side wall of the bolt apertures is used to be spirally connected with the worm component,
For the sliding block for being slideably positioned in guide rail, the sliding block is connected to the glide direction of sliding block described in the face upper edge of the guide rail
Offer at least one groove.
Above-mentioned guide rail, sliding block and driving device, by setting groove on guide rail or sliding block so that guide rail and sliding block it
Between lubricant grease can be placed in groove, lubricant grease is avoided to be pushed out to outside sliding block by sliding block so that lubricant grease can
Lubricating action effectively is provided for the slip of sliding block, the resistance to sliding of sliding block is effectively reduced, effectively improves drive efficiency.
In the embodiment of one, drive hole is set to the both sides of sliding block, and in the present embodiment, sliding block is flat.This reality
It applies in example, as shown in Figure 5 and Figure 6, driving device 50 includes：Electric machine assembly 510, worm component 520, guide rail 530 and sliding block
540, the electric machine assembly 510 includes driving motor (not shown) and motor casing 511, and the driving motor is set to the motor
In shell 511；The worm component 520 includes worm gear (not shown) and screw 521, and the worm gear is set to the motor casing 511
Interior, the driving motor is connect with the worm-gear driven, and the worm gear is engaged with the screw 521.
Incorporated by reference to Fig. 5 to Fig. 8, the guide rail 530 is connect with the motor casing 511, and the guide rail 530 includes matrix part
531 and two connecting portions 532, two connecting portions 532 connect middle part with the both sides of matrix part 531 and form accommodating cavity 533, the appearance
Putting the side of chamber 533 has opening 534, each 532 protrusion one guiding tendon 535 of setting of connecting portion, the sliding block 540
Middle part offers bolt apertures 541, and the sliding block 540 is movably set in the outside of the screw 521 by the bolt apertures 541,
And the side wall of the bolt apertures 541 is spirally connected with the screw 521, the sliding block 540 opens one respectively in the both sides of bolt apertures 541
Guiding groove 542, each guiding groove 542 have a notch 543, and 543 sliding sleeve of notch is set on the connecting portion 532,
And 542 sliding sleeve of guiding groove is set on the guiding tendon 535, each guiding tendon 535 is set to a guiding groove 542
Interior, each connecting portion 532 is set in a notch 543.
In above-described embodiment, by the way that worm component 520 is set in the accommodating cavity 533 of guide rail 530, pass through guide rail 530
Barrier, the foreign matter in accommodating cavity 533 can be reduced, avoid worm component 520 by foreign matter clamping.In the present embodiment, due to snail
Bar assembly 520 is located in accommodating cavity 533, and connecting portion 532 is located at the outside of accommodating cavity 533 so that guide rail 530 and sliding block 540 it
Between the point of application can be coated on the outside of worm component 520 so that guide rail 530 and worm component 520 respectively with sliding block
Distribution of forces between 540 is more uniformly distributed so that sliding block 540 slides more steady and smooth.
In addition, in the present embodiment, as shown in Figure 7 and Figure 8, the sliding block 540 is connected to the face upper edge of the guide rail 530
The glide direction of the sliding block 540 offers several grooves 544, for example, the side wall of the guiding groove 542 be further opened with it is several
Groove 544, in this way so that the guide rail 530 and the lubricating oil or lubricating grease of the contact portion of sliding block 540 can be placed in recessed
In slot 544 so that the resistance smaller that sliding block 540 slides so that the slip of sliding block 540 is more efficient.
For example, the glide direction that the guide rail 530 is connected to sliding block 540 described in the face upper edge of the sliding block 540 offers
Several grooves 536, for example, the glide direction of the surface of the guiding tendon 535 along the sliding block 540 offers several grooves 536.
By opening up groove 536 on guide rail 530 so that the lubricant grease on guide rail 530 can be placed in groove 536 so that sliding
The resistance smaller that block 540 slides so that the slip of sliding block 540 is more efficient.
In the present embodiment, incorporated by reference to Fig. 5, Fig. 7 and Fig. 8, the geometric center of the cross section of the bolt apertures 541 is set to institute
It states in accommodating cavity 533, the position of centre of gravity of screw 521 is located in accommodating cavity 533, the phase interaction between sliding block 540 and guide rail 530
On the one hand the point of application causes the company between sliding block 540 and guide rail 530 across the both sides in the center of circle of the cross section of screw 521
Connect more close, another aspect so that the center of gravity of screw 521 is located in accommodating cavity 533 so that screw 521 passes through sliding block 540
Active force is dispersed to along the position of centre of gravity of screw 521 on guide rail 530, and passes through connecting portion 532 and guiding tendon 535 to cunning
The support of block 540 so that the support force that sliding block 540 is subject to is more balanced so that sliding block 540 slide it is more steady so that
Relative motion is more stable between sliding block 540 and guide rail 530.
In the present embodiment, the geometric center of the cross section of the bolt apertures 541 is relative to the transversal of the guiding groove 542
The geometric center in face offers one end of the notch 543, in other words, the horizontal stroke of bolt apertures 541 closer to the sliding block 540
The side of the close notch 543 of straight line where the geometric center in section is located at the geometric center of the cross section of two guiding grooves 542,
Be conducive to further improve the stability of the slip of sliding block 540.
In the present embodiment, the width of the guiding groove 542 is more than the width of the notch 543.In this way so that sliding block 540 with
Contact area bigger between guiding tendon 535 is conducive to further improve the stability of the slip of sliding block 540.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, it is all considered to be the range of this specification record.
Embodiment described above only expresses the several embodiments of the utility model, and description is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent range.It should be pointed out that the common skill for this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
1. a kind of driving device, which is characterized in that including：Electric machine assembly, worm component, guide rail and sliding block；
The electric machine assembly is drivingly connected with the worm component；
The guide rail is connect with the electric machine assembly；
Bolt apertures are offered in the middle part of the sliding block, the sliding block is movably set in the outer of the worm component by the bolt apertures
Side, and the side wall of the bolt apertures is spirally connected with the worm component；
The sliding block is slideably positioned on the guide rail, at least one of face that the sliding block and the guide rail mutually abut edge
The glide direction of the sliding block offers at least one groove, and the groove is used to house lubricant grease.
2. driving device according to claim 1, which is characterized in that the sliding block is connected to the face upper edge institute of the guide rail
The glide direction for stating sliding block offers at least one groove.
3. driving device according to claim 1, which is characterized in that the guide rail is connected to the face upper edge institute of the sliding block
The glide direction for stating sliding block offers at least one groove.
4. driving device according to claim 1, which is characterized in that the sliding block is connected to the face upper edge institute of the guide rail
The glide direction for stating sliding block offers at least one groove, and the guide rail is connected to described in the face upper edge of the sliding block and slides
The glide direction of block offers at least one groove, the groove on the sliding block and the groove on the guide rail
It mutually staggers.
5. driving device according to claim 1, which is characterized in that the guide rail is provided with guide portion, and the sliding block is opened
Equipped with guiding groove, the guiding groove slip is arranged the guide portion.
6. driving device according to claim 5, which is characterized in that the guide portion offers at least one described recessed
Slot.
7. driving device according to claim 5, which is characterized in that the side wall of the guiding groove offers at least one institute
State groove.
8. driving device according to claim 1, which is characterized in that the width of the groove is more than the depth of the groove
Degree.
9. a kind of guide rail, which is characterized in that for the guide rail for carrying sliding block, the guide rail is connected to the face upper edge of the sliding block
The glide direction of the sliding block offers at least one groove, and the groove is used to house lubricant grease.
10. a kind of sliding block, which is characterized in that bolt apertures are offered in the middle part of the sliding block, the sliding block is used to be spirally connected by described
Hole is movably set in the outside of worm component, and the side wall of the bolt apertures is used to be spirally connected with the worm component, the sliding block
For being slideably positioned in guide rail, the sliding block be connected to sliding block described in the face upper edge of the guide rail glide direction offer to
A few groove, the groove are used to house lubricant grease.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721211884.0U CN207500426U (en) | 2017-09-20 | 2017-09-20 | Guide rail, slider and drive device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721211884.0U CN207500426U (en) | 2017-09-20 | 2017-09-20 | Guide rail, slider and drive device |
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| Publication Number | Publication Date |
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| CN207500426U true CN207500426U (en) | 2018-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721211884.0U Active CN207500426U (en) | 2017-09-20 | 2017-09-20 | Guide rail, slider and drive device |
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| CN (1) | CN207500426U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107664190A (en) * | 2017-09-20 | 2018-02-06 | 敏华家具制造(惠州)有限公司 | Guide rail, slider and drive device |
-
2017
- 2017-09-20 CN CN201721211884.0U patent/CN207500426U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107664190A (en) * | 2017-09-20 | 2018-02-06 | 敏华家具制造(惠州)有限公司 | Guide rail, slider and drive device |
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Effective date of registration: 20230614 Address after: 5th Floor, No. 68, Longshan 1st Road, Daya Bay West District, Huizhou City, Guangdong Province, 516000 (R&D office building of Minhua Company) Patentee after: Huizhou Ruipelin Intelligent Technology Co.,Ltd. Address before: Minhua industrial city, No.68, Longshan 1st Road, West District, Dayawan District, Huizhou City, Guangdong Province 516000 Patentee before: Man Wah Holdings Limited |
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Effective date of registration: 20240517 Address after: 215200 west side of Tongjin Avenue, Wujiang Economic Development Zone, Suzhou City, Jiangsu Province Patentee after: Ruimai Technology Co.,Ltd. Country or region after: China Address before: 5th Floor, No. 68, Longshan 1st Road, Daya Bay West District, Huizhou City, Guangdong Province, 516000 (R&D office building of Minhua Company) Patentee before: Huizhou Ruipelin Intelligent Technology Co.,Ltd. Country or region before: China |