CN207564056U - A kind of running-in machine and its slide block mechanism - Google Patents
A kind of running-in machine and its slide block mechanism Download PDFInfo
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- CN207564056U CN207564056U CN201721389677.4U CN201721389677U CN207564056U CN 207564056 U CN207564056 U CN 207564056U CN 201721389677 U CN201721389677 U CN 201721389677U CN 207564056 U CN207564056 U CN 207564056U
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Abstract
The utility model discloses a kind of running-in machine and its slide block mechanisms；External slide rail can be positioned on slide ontology by the sliding rail positioning element of slide block mechanism provided by the utility model, the relatively interior sliding rail of external slide rail is driven to move back and forth, because interior sliding rail and steel ball are matched with inside external slide rail, therefore sliding rail positioning element can be connected to the outer wall any position of external slide rail, it is not limited to end, the positions such as the outer wall middle part of external slide rail can be connected to, and connection area is accordingly bigger, the sliding force that crank-drive mechanism is applied to by slide ontology on external slide rail so also can be close to the middle part of external slide rail, external slide rail is avoided to bear torque, improve the slip stationarity of external slide rail, it improves external slide rail and interior sliding rail and breaking-in quality and considerably improves break-in efficiency therebetween.
Description
Technical field
The utility model is related to the break-in technical field of sliding rail of automobile seat, more particularly to a kind of running-in machine and its sliding block machine
Structure.
Background technology
Sliding rail of automobile seat is one of important building block of automobile, its main function is the front and rear of realization automotive seat
It adjusts.Sliding rail of automobile seat mainly includes outer rail and internal rail, and wherein outer rail is installed on car floor, and internal rail is installed on seat
On, using the opposite adjusting for sliding realization automotive seat therebetween, so that passenger obtains relatively comfortable state.
There is certain standard for the sliding force between outer rail and internal rail in vehicle.Outer rail and internal rail are machining
Into later, sliding force therebetween is typically that cannot meet vehicle use demand, and the two needs the mill by certain number
Conjunction could meet automobile use demand.
The break-in work of outer rail and internal rail is usually completed on special running-in machine.Usually outer rail is fixed in the prior art
In on the workbench of running-in machine, reciprocatingly slided using driving part driving internal rail with respect to outer rail, so as to fulfill the friction of the two.
As automotive seat is produced in enormous quantities and the raising that requires sliding rail assembly sliding force of user, internal rail and outer rail rub
Quality and friction efficiency are wiped, becomes the problem of those skilled in that art increasingly pay close attention to.
Utility model content
The utility model provides a kind of slide block mechanism of running-in machine, including slide ontology, the bottom of the slide ontology with
The housing slide cooperation of the running-in machine, the slide ontology is equipped with sliding rail positioning element, for the outer of positioning chair sliding rail
Sliding rail；The end of the slide ontology connects the cam of the crank-drive mechanism of the running-in machine by connecting rod, so as to described
Under the rotary action of cam, the relatively described rack of slide ontology reciprocatingly slides.
Compared with sliding rail slides in driving in the prior art, positioned in running-in machine provided by the utility model by sliding rail
External slide rail is positioned on slide ontology by component, and the relatively interior sliding rail of driving external slide rail moves back and forth, because interior sliding rail is matched with outer cunning
Inside rail, therefore sliding rail positioning element can be connected to the outer wall any position of external slide rail, be not limited to end, can be connected to outer cunning
The positions such as in the middle part of the outer wall of rail, and connection area is accordingly bigger, and such crank-drive mechanism is applied to by slide ontology
Sliding force on external slide rail also can avoid external slide rail from bearing torque, the slip for improving external slide rail is put down close to the middle part of external slide rail
Stability improves external slide rail and interior sliding rail breaking-in quality therebetween.
Optionally, the slide ontology is slab construction, and the both ends of the lower surface of the slab construction are both provided with two
The sliding rail that section is longitudinally extended, the upper surface of the rack are fixed with longitudinal rail, and the longitudinal rail coordinates with each sliding rail
It slides.
Optionally, the slide block mechanism further includes bearing, and the bearing includes the transverse slat and riser that form right-angle structure, institute
Stating the both ends of transverse slat has the L-type stabilizer blade to bend inwards, the bottom surface of the two L-type stabilizer blades and the common shape in lower surface of the riser
Into supporting surface to be fixed on the upper surface of the slide ontology；And the riser, the vertical plane of the L-type stabilizer blade are both provided with
Multiple lightening holes.
Optionally, the bending side of the L-type stabilizer blade is further provided with fixture block, is provided on the slide ontology and institute
State the card slot that fixture block connects and fixes.
Optionally, one end of the slide ontology is provided with mounting hole, and connection column is fixed in the mounting hole, described
Connection column, which is stretched out on the shaft part of the mounting hole, is equipped with bearing, and the connecting rod is vertical loaded on the connection by the bearing holder (housing, cover)
Column.
Optionally, the slide block mechanism further includes the first retainer ring and the second retainer ring, and first retainer ring is installed on the company
The connecting hole inner wall of bar, second retainer ring are installed on the periphery wall of the connection column；The bearing is limited in described first
Between retainer ring and the second retainer ring.
Optionally, the upper end of the connection column is fixedly connected by connector with the slide ontology.
Optionally, the upper surface of the connection column is provided with the installation groove of opening upwards, and the connector includes Z-type
Part and fixed pin, the Z-type part include the first cross wall, the second cross wall and connect first cross wall and second cross wall
Wall is provided with through-hole on first cross wall, and the fixed pin is simultaneously set on the through-hole of first cross wall and the installation
Inside grooves, with fixation first cross wall in the connection column；Second cross wall is equipped with and is fixed with the slide ontology
Fit structure.
Optionally, from top to bottom, the fixed pin includes the first shaft part, the second shaft part and the third axis that diameter is sequentially reduced
Section, first shaft part are installed in the outside of first cross wall, the through-hole interference of second shaft part and first cross wall
Cooperation, the third shaft part are interference fitted with the installation groove.
Optionally, the both ends of the surface of the fixed pin are respectively arranged with first axis blind hole and the second axial blind hole.
Optionally, several lightening holes are provided on the body of rod of the connecting rod.
In addition, the utility model additionally provides a kind of running-in machine, including rack, crank driving machine is provided in the rack
Structure and slide block mechanism described in any one of the above embodiments.
Running-in machine in the utility model has above-mentioned slide block mechanism, therefore also there is the above-mentioned technology of slide block mechanism to imitate for it
Fruit.
Description of the drawings
Fig. 1 is the partial structural diagram of running-in machine in a kind of embodiment of the utility model；
Fig. 2 is the structure diagram of slide block mechanism in a kind of embodiment of the utility model；
Fig. 3 is the exploded perspective view of slide block mechanism in a kind of embodiment of the utility model；
Fig. 4 is the structure diagram of connecting rod in Fig. 2；
Fig. 5 is the structure diagram of bearing in Fig. 2；
Fig. 6 is the structure diagram of bearing other direction in Fig. 2；
Fig. 7 is the sectional view of connecting rod and slide ontology link position in a kind of specific embodiment of the utility model；
Fig. 8 is the structure diagram of crank-drive mechanism in a kind of specific embodiment of the utility model；
Fig. 9 is the explosive view of Fig. 8；
Figure 10 is the schematic cross-sectional view of camshaft link position in Fig. 8；
Figure 11 is the structure diagram of cam in a kind of specific embodiment of the utility model；
Figure 12 is the structure diagram of camshaft in a kind of specific embodiment of the utility model.
Wherein, in Fig. 1 to Figure 12：
Rack 1；Guide rail installing plate 11；Guide rail 1a；
Crank-drive mechanism 2；Mounting body 20；Cam 21；Camshaft 231；Servo motor 22；Connecting pole 23；First pair
Angular contact bearing 241；Second pair of angular contact bearing 242；Bearing holder (housing, cover) 243；Positioning sleeve 244；Deep groove ball bearing 25；Baffle ring 251；The
One snap ring 261；Second snap ring 262；Locking nut 263；Baffle ring 264；Sensor 27；Shaft coupling 28；Retarder 29；
Slide block mechanism 3；Slide ontology 31；Sliding rail 3a；Sliding rail positioning element 32；Connecting rod 33；Lightening hole 33a；Connecting hole
331；Connecting hole 332；Bearing 34；Transverse slat 341, riser 342, L-type stabilizer blade 343, fixture block 344, lightening hole 34a；Connect column 35；
Z-type part 36；First cross wall 361；Second cross wall 363；Wall 362；Fixed pin 37；Bearing 38；First retainer ring 391；Second retainer ring
392。
Specific embodiment
The working method and structure of existing rapid seating machine are had made intensive studies herein, research is found：It will be outer
Rail is fixed, in the mode that reciprocatingly slides of driving internal rail, because internal rail is installed on the inside of outer rail, in order in sliding process, with internal rail
The transmission parts of connection are not interfered with outer rail, and transmission parts are only capable of the end of connection internal rail.That is, the driving of driving part
Power is applied to the wherein one end of internal rail by transmission parts.
It finds herein, transmission parts are located at the point of application of internal rail the end of internal rail, and internal rail is larger by torque, is sliding
It is easy to cause shake in the process, has seriously affected the frictional qualities between internal rail and outer rail.
On the basis of the studies above discovery, this paper presents a kind of rapid seating machines with higher frictional qualities.
In order to which those skilled in the art is made to more fully understand the technical solution of the utility model, below in conjunction with the accompanying drawings and have
The utility model is described in further detail for body embodiment.
It please refers to Fig.1 to Figure 12, Fig. 1 is the partial structural diagram of running-in machine in a kind of embodiment of the utility model；Fig. 2
Structure diagram for slide block mechanism in a kind of embodiment of the utility model；Fig. 3 is sliding block in a kind of embodiment of the utility model
The exploded perspective view of mechanism；Fig. 4 is the structure diagram of connecting rod in Fig. 2；Fig. 5 is the structure diagram of bearing in Fig. 2；Fig. 6 is
The structure diagram of bearing other direction in Fig. 2；Fig. 7 is that connecting rod connects with slide ontology in a kind of specific embodiment of the utility model
Connect the sectional view of position；Fig. 8 is the structure diagram of crank-drive mechanism in a kind of specific embodiment of the utility model；Fig. 9 is
The explosive view of Fig. 8；Figure 10 is the schematic cross-sectional view of camshaft link position in Fig. 8；Figure 11 is a kind of specific reality of the utility model
Apply the structure diagram of cam in example；Figure 12 is the structure diagram of camshaft in a kind of specific embodiment of the utility model.
The utility model provides a kind of running-in machine for sliding rail of automobile seat break-in, is driven including rack 1, crank
Mechanism 2 and slide block mechanism 3.
Wherein, rack 1 is fixed in ground or other supporting tables, main to act as providing mounting platform and right
Each parts being mounted thereon are played a supporting role.Rack 1 is provided with workbench, and usual workbench is horizontally disposed.As long as
It can realize the support to parts and installation requirements, the structure of rack 1 can flexibly set, be not specifically limited herein.
Crank-drive mechanism 2 in the utility model includes the cam 21 being connected in rotation axis, and rotation axis is vertically arranged,
That is, cam 21 can be rotated with rotation axis in the horizontal plane.Rotation axis provides power for the rotation of cam 21.Crank drives
Motivation structure 2 can include servo motor 22, and servo motor 22 can realize at a high speed and be accurately controlled that rotation axis can be servo
The output shaft of motor 22.
For the ease of installation, crank-drive mechanism 2 can be pre-assembled as an entirety, then by the integral installation after assembling
In in rack 1.Therefore, crank-drive mechanism 2 can include mounting body 20, and mounting body 20 is in crank-drive mechanism 2
Other parts provide installation foundation, and are provided in mounting body 20 and fixed installation are coordinated to tie with the rack of running-in machine 1
Structure.The parts of crank-drive mechanism 2 can be pre-assembled in mounting body 20, and then mounting body 20, which refills, is assigned to rack
On 1.
Certainly, each parts can also complete assembling in rack 1 in crank-drive mechanism 2, and being not limited to above-mentioned prepackage is
One whole mode.
Slide block mechanism 3 in the utility model includes slide ontology 31, and bottom and the slip of rack 1 of slide ontology 31 are matched
It closes, slide ontology 31 is equipped with sliding rail positioning element 32, for the external slide rail of positioning chair sliding rail.In general, pre-add on external slide rail
Work has the fixed structure with vehicle frame cooperation installation, in order to reduce the processing of structure on external slide rail of seat, sliding rail positioning element to the greatest extent
32 can coordinate installation with the fixed structure.Pacify that is, being machined on sliding rail positioning element 32 and coordinating with the fixed structure
The structure of dress.
Slide block mechanism 3 can also include connecting rod 33, and the end of slide ontology 31 connects cam 21 by connecting rod 33, so as to
Under the rotary action of cam 21, slide ontology 31 reciprocatingly slides with respect to rack 1.I.e. slide ontology 31 is slidably supported in rack 1.
When rapid seating machine works, the rotation axis driving cam 21 in crank-drive mechanism 2 rotates, and cam 21 passes through connecting rod
33 drive slider bodies slide, and then the external slide rail of slide ontology 31 is positioned at by sliding rail positioning element 32 with respect to rack 1
Relatively-stationary interior sliding rail linear slide back and forth.
Compared with sliding rail slides in driving in the prior art, positioned in running-in machine provided by the utility model by sliding rail
External slide rail is positioned on slide ontology 31 by component 32, and the relatively interior sliding rail of driving external slide rail moves back and forth, because interior sliding rail is matched with
Inside external slide rail, therefore sliding rail positioning element 32 can be connected to the outer wall any position of external slide rail, be not limited to end, can connect
The positions such as in the middle part of the outer wall of external slide rail, and connection area is accordingly bigger, and such crank-drive mechanism 2 passes through slide ontology
31 sliding forces being applied on external slide rail can also avoid external slide rail from bearing torque, improve external slide rail close to the middle part of external slide rail
Slip stationarity, improve external slide rail and interior sliding rail breaking-in quality therebetween.
Excessive introduction is not done herein for the fixed form of interior sliding rail, the fixed form of interior sliding rail is not limited, does not interfere
Understanding and implementation of the those skilled in that art to this paper technical solutions.
The design principle of slide block mechanism 3 is in the utility model：In the case where meeting normal break-in requirement, slide block mechanism 3
Weight is light enough.
In a kind of specific embodiment, slide ontology 31 can be slab construction, in the strength and stiffness that satisfaction uses
Under the premise of, the weight of slab construction can be light as possible, and in a kind of specifically used environment, the thickness of slab construction can be substantially
For 8mm-10mm, the lightening hole of multiple oblongs can be increased in slab construction.
The both ends of the lower surface of above-mentioned slab construction are both provided with the sliding rail 3a that both ends are longitudinally extended, the upper table of rack 1
Face is fixed with longitudinal rail 1a, longitudinal rail 1a and each sliding rail 3a cooperation and slides.By the cunning in slab construction in the utility model
Rail is set as segmented version rather than conitnuous forms, and main is also to consider under the premise of Stable sliding is realized, reduces slab construction
Weight.
Wherein longitudinal rail 1a can be installed in guide rail mounting base 11, and guide rail mounting base 11 is installed in rack.
Specifically, slide block mechanism 3 can also include bearing 34, and bearing 34 includes the transverse slat 341 for forming right-angle structure and stands
Plate 342, the both ends of transverse slat 341 have the L-type stabilizer blade 343 to bend inwards, the bottom surface of two L-type stabilizer blades 343 and the following table of riser 342
Supporting surface is collectively formed to be fixed on the upper surface of slide ontology 31 in face.That is, lower surface of the bearing 34 by riser, L
The bending side of type stabilizer blade 343 contacts fixation with slide ontology 31, can improve the reliability of the positioning of bearing 34.Specifically, bearing
34 can be fixed on slide ontology 31 in a manner that screw adds clamping, such as screw is set on the bending side of L-type stabilizer blade 343
On, fixture block 344 is additionally provided on the bending side of L-type stabilizer blade, the card connected and fixed with fixture block 344 is provided on slide ontology 31
Slot.Certainly, bearing 34 can also be fixed on slide ontology 31 by spot welding mode.
In order to reduce the weight of slide block mechanism 3 as possible, riser, L-type stabilizer blade vertical plane on can be both provided with multiple subtract
Repeated hole.Similarly, connecting rod 33, be respectively arranged with lightening hole 33a, lightening hole 34a on bearing 34.
Servo motor 22 rotate it is faster, it is higher to system motion stability requirement connected to it.Especially there is connection
Two components between relationship, connection between two components whether reliability, be related to the stability of whole system and break-in efficiency.
It is introduced below a kind of reliable and stable to be by the rotating speed of camshaft for for 500r/min in a kind of specific break-in mode
System.
One end of slide ontology 31 is provided with mounting hole, and connection column 35 is equipped in mounting hole, and connection column 35 stretches out
Bearing is installed, connecting rod 33 is by bearing holder (housing, cover) 243 loaded on connection column 35 on the shaft part of mounting hole.That is, connecting rod 33 is logical
Cross bearing and the revolution connecting in the realization horizontal plane of column 35.Column 35 can either screw or interference be matched by axis pin for connection
The modes such as conjunction are fixed on inside mounting hole.
In order to realize the reliability of bearing installation lengthwise position, in a kind of specific embodiment, slide block mechanism 3 can be with
Including the first retainer ring 391 and the second retainer ring 392, the first retainer ring 391 is installed on inside the connecting hole 332 of connecting rod 33, the second retainer ring
392 are installed on the periphery wall of connection column 35.Bearing is limited between the first retainer ring 391 and the second retainer ring 392.
Specifically, the connecting hole of the end of connecting rod 33 is stepped hole, and major diameter section forms step surface, major diameter section with path section
Positioned at lower section, bearing is loaded on major diameter section, and against on the step surface of through-hole, the first retainer ring 391 is set to major diameter section for bearing upper surface
Aperture position.
From the above, it can be seen that the lower end of connection column 35 is fixed on inside mounting hole, it extend out to mounting hole
Shaft part on bearing 38 is installed, connecting rod 33 is relatively rotated by bearing with connecting column 35.In the period of adjustment, connecting rod 33 is right
Apply certain radial load in connection column 35.Connection column 35 is equivalent to cantilever beam structure.Cantilever beam structure equilibrium condition is steady
Qualitative difference, in the transmission of identical load, cantilever beam structure axis easily generates mechanical fatigue.
In order to improve connection column 35 stress condition, improve connection column 35 service life, also carried out herein with
Lower setting.
The upper end of connection column 35 in the respective embodiments described above is fixedly connected by connector with slide ontology 31, i.e.,
The both ends of connection column 35 are fixed with slide ontology 31, and lower end is fixed in the mounting hole of slide ontology 31, upper end
It is fixed by connector and slide ontology 31, bearing is located between 35 fixed upper and lower end of connection column.Connect in this way
The upper and lower end for connecing column 35 is fixed with slide ontology 31, is equivalent to simple beam structure, and it is vertical to substantially improve connection
The stressing conditions of column 35 improve the service life of connection column 35.
Realize that the upper end of connection column 35 is fixed with many modes with slide ontology 31, there is shown a kind of specific
Embodiment.
In a kind of specific embodiment, the upper surface of connection column 35 is provided with the installation groove of opening upwards, even
Fitting includes Z-type part 36 and fixed pin 37, and Z-type part 36 includes the first cross wall of the first cross wall 361, the second cross wall 363 and connection
361 and second cross wall 363 wall 362, through-hole is provided on the first cross wall 361, fixed pin 37 is simultaneously set on the first cross wall 361
Through-hole and installation groove inside, with fix the first cross wall 361 in connection column 35；Second cross wall 363 is equipped with and slide ontology
31 fixed fit structures, the second cross wall 363 can pass through the screw either techniques such as bolt or welding manner and slide ontology
31 fix.
Z-type part 36 can be overall structure, or separate structure, i.e. the first cross wall 361, the second cross wall 363 and vertical
Wall 362 is individual member, and three is realized by connecting component and connected.The specific implementation that Z-type part is separate structure is shown in figure
Mode, wherein the first cross wall 361 is a separate part, the second cross wall 363 is integral structure with armstand 362.
Certainly, connector is not limited to Z-type part form, or other forms, as long as connection column 35 can be realized
Upper end is reliably connected with slide ontology 31.
In a kind of specific embodiment, fixed pin 37 include diameter be sequentially reduced the first shaft part, the second shaft part and
Third shaft part, the first shaft part are installed in the through-hole interference fit in the outside of the first cross wall 361, the second shaft part and the first cross wall 361,
Third shaft part is interference fitted with installation groove.
Wherein, the both ends of the surface of fixed pin are respectively arranged with first axis blind hole and the second axial blind hole；It in this way can be into one
Step mitigates its weight.
Cam 21 in the application forms 33 mechanism of crank connecting link with slide block mechanism 3, in practice process, finds herein,
Cam 21 and rotation axis link position stress are smaller, and overall system architecture is more stable；Cam 21 and 33 link position stress of connecting rod
Smaller, connecting rod 33 is more safe and reliable when moving.The study found that the quality of slide block mechanism 3 is smaller, cam 21 and rotation axis connection position
Put, cam 21 and the link position stress of connecting rod 33 it is smaller.
Centroid position, weight and the shape of cam 21 herein can turn according to the weight of slide block mechanism 3, rotation axis
Speed and dynamic balance principle determine.
Cam 21 can generate eccentric force during the motion, and inevitably the output shaft of camshaft and servo motor 22 can be generated
It influences, in order to slow down influence of the eccentric force to servo motor 22 when cam 21 moves, has also carried out herein arranged below.
In a kind of specific embodiment, crank-drive mechanism 2 can also include double angular contact bearing components, cam 21
By double angular contact bearing modular supports in mounting body 20, the rotation axis such as camshaft 211 and motor output shaft connect camshaft 211
It connects, the component that the two can have shock-absorbing function by 28 grade of shaft coupling connects.
Double angular contact bearing components can specifically include a pair of double angular contact bearings, succinct for description technique scheme,
First pair of angular contact bearing 241 and second pair of angular contact bearing 242 are defined herein as, two double angular contact bearings can be with stabilizer tab
The eccentric forces and automatic aligning that wheel 21 generates slow down 21 motion eccentric power of cam to the defeated of camshaft and servo motor 22 significantly
The influence of shaft.
Further, double angular contact bearing components can also include bearing holder (housing, cover) 243, and bearing holder (housing, cover) 243 is fixedly installed in installation
In main body 20.First pair of angular contact bearing, 241, second pairs of angular contact bearings 242 are set to inside bearing holder (housing, cover) 243, and first
Positioning sleeve 244 is additionally provided between double 241, second pairs of angular contact bearings 242 of angular contact bearing, positioning sleeve 244 is placed on camshaft
211 periphery walls, and there is gap with 211 periphery of camshaft, the effect of positioning sleeve 244 mainly positions first pair of angular contact bearing
Lengthwise position between 241 and second pair of angular contact bearing 242.
Further, the both ends of the surface of bearing holder (housing, cover) 243 are respectively fixed with the first snap ring 261 and the second snap ring 262, are respectively used to
Limit the axial position of first pair of angular contact bearing 241 and second pair of angular contact bearing 242.First snap ring 261 and the second snap ring
2622 equal gap packages are in the periphery of camshaft 211.That is the first snap ring 261 and camshaft 211, the second snap ring 262 and camshaft
There are enough gaps for 211 circumferential directions, and the first snap ring 261 and the second snap ring 262 is avoided to influence the rotation of camshaft 211.
In order to meet high-speed rotating demand, locking nut 263, locking nut are further provided on camshaft 211
263 are located at the outside of bearing holder (housing, cover) 243, for limiting the lower position of second pair of angular contact bearing 242.It can be conducive in this way
Two pairs of fixed reliabilities in 242 position of angular contact bearing.
Certainly, locking nut 263 rotates backward in order to prevent, can also set baffle ring 264 in the lower section of locking nut 263
To prevent locking nut 263 from loosening.
In a kind of specific embodiment, through-hole is provided on the workbench of rack 1, mounting body 20 is installed on workbench
Lower surface, the output shaft of servo motor 22 passes through the through-hole connection of workbench to be located at the cam 21 above workbench.It sets in this way
It is equipped with compact conducive to mechanism structure.Servo motor 22 can connect camshaft 211 by shaft coupling 28 and retarder 29.
In the various embodiments described above, sensor 27 is also provided in mounting body 20, sensing is installed on camshaft 211
Plate, sensor 27 determine the control origin position of servo motor 22 with tablet cooperation.Tablet can flexibly be set to camshaft
On 211.
Cam 21 includes big end and small end, and small end is equipped with connecting hole, connecting pole 23 is equipped with inside connecting hole, even
It connects and deep groove ball bearing 25 is installed on column 23, one end of connecting rod 33 connects connecting pole 23 by deep groove ball bearing 25.That is connecting rod 33
Respective end be provided with connecting hole 331, which is set on connecting pole 23, and deep groove ball bearing 25 is set to connection
Between hole 331 and connecting pole 23.
The upper and lower ends that connecting pole 23 is located at deep groove ball bearing 25 can be respectively provided with baffle ring 251, for limiting deep-groove ball axis
Hold 25 upper-lower position.
Specifically, the connecting hole on cam 21 can be stepped hole, from top to bottom including two sections：Major diameter section and path section,
Major diameter section forms step surface with path section, and connecting pole 23 includes bearing construction section, flange sections and construction section, flange sections from top to bottom
Against the step surface, construction section is placed in inside path section.
Further, the baffle ring of 25 lower position of positioning deep groove ball bearing can also be set on connecting pole 23.
In addition, above-mentioned cam 21 is also provided with mounting hole, keyway is symmetrically arranged in mounting hole, camshaft 211
Upper end connects keyway by corresponding bond structure, and the shaft part that camshaft 211 is located on the outside of mounting hole has collar flange, cam 21
Collar flange is fixed in support, and cam 21 can be fixed by screw or stud etc. with collar flange.
Symmetrically arranged bond structure is conducive to improve the stability that cam 21 moves, and then improve the stabilization of system entirety
Property.
On the basis of above-mentioned running-in machine, the utility model additionally provides a kind of break-in for sliding rail of automobile seat break-in
The control method of machine, this method are specially：
Pre-assembly crank-drive mechanism 2, slide block mechanism 3 are installed in rack 1, and external slide rail is positioned at slide block mechanism 3
Above and by interior sliding rail fix；
Driving rotation axis band moving cam 21 rotates, and then the relatively interior sliding rail of external slide rail is driven to reciprocatingly slide, with sliding in realization
Break-in between rail and external slide rail.
The control method be using above-mentioned running-in machine as practice processes, therefore its also have running-in machine above-mentioned technique effect.
Above to a kind of running-in machine and control method for sliding rail of automobile seat break-in provided by the utility model into
It has gone and has been discussed in detail.Specific case used herein is expounded the principle and embodiment of the utility model, more than
The explanation of embodiment is merely used to help understand the method and its core concept of the utility model.It should be pointed out that for this technology
For the those of ordinary skill in field, under the premise of the utility model principle is not departed from, the utility model can also be carried out
Some improvements and modifications, these improvement and modification are also fallen into the protection domain of the utility model claims.
Claims (12)
1. a kind of slide block mechanism of running-in machine, which is characterized in that including slide ontology (31), the bottom of the slide ontology (31)
It is slidably matched with the rack (1) of running-in machine, the slide ontology (31) is equipped with sliding rail positioning element (32), for positioning chair
The external slide rail of sliding rail；The end of the slide ontology (31) connects the crank-drive mechanism of the running-in machine by connecting rod (33)
Cam, so that under the rotary action of the cam, the relatively described rack (1) of the slide ontology (31) reciprocatingly slides.
2. slide block mechanism as described in claim 1, which is characterized in that the slide ontology (31) is slab construction, described flat
The both ends of the lower surface of harden structure are both provided with two sections of sliding rails being longitudinally extended, and the upper surface of the rack (1) is fixed with vertical
Direction guiding rail, the longitudinal rail are slided with each sliding rail cooperation.
3. slide block mechanism as described in claim 1, which is characterized in that the slide block mechanism (3) further includes bearing (34), described
Bearing (34) is including forming the transverse slat (341) of right-angle structure and riser (342), and the both ends of the transverse slat (341) are with inwardly curved
Support is collectively formed with the lower surface of the riser (342) in the L-type stabilizer blade (343) of folding, the bottom surface of the two L-type stabilizer blades (343)
Face is to be fixed on the upper surface of the slide ontology (31)；And the riser (342), the vertical plane of the L-type stabilizer blade (343)
It is both provided with multiple lightening holes (34a).
4. slide block mechanism as claimed in claim 3, which is characterized in that the bending side of the L-type stabilizer blade (343) is also further set
Fixture block (344) is equipped with, the card slot connected and fixed with the fixture block (344) is provided on the slide ontology (31).
5. slide block mechanism as described in claim 1, which is characterized in that one end of the slide ontology (31) is provided with installation
Hole is fixed with connection column (35) in the mounting hole, and the connection column (35), which is stretched out on the shaft part of the mounting hole, installs
There is bearing, the connecting rod (33) is by the bearing holder (housing, cover) (243) loaded on the connection column.
6. slide block mechanism as claimed in claim 5, which is characterized in that further include the first retainer ring (391) and the second retainer ring
(392), first retainer ring (391) is installed on the connecting hole inner wall of the connecting rod (33), and second retainer ring (392) is installed on
The periphery wall of the connection column (35)；The bearing (38) be limited in first retainer ring (391) and the second retainer ring (392) it
Between.
7. such as slide block mechanism described in claim 5 or 6, which is characterized in that the upper end of the connection column (35) passes through company
Fitting is fixedly connected with the slide ontology (31).
8. slide block mechanism as claimed in claim 7, which is characterized in that the upper surface of the connection column is provided with opening upwards
Installation groove, the connector includes Z-type part (36) and fixed pin (37), and the Z-type part (36) includes the first cross wall
(361), the second cross wall (363) and the wall (362) of connection first cross wall (361) and second cross wall (363), institute
It states and through-hole is provided on the first cross wall (361), the fixed pin (37) while through-hole and the institute for being set on first cross wall (361)
It states inside installation groove, with fixation first cross wall (361) in the connection column (35)；Second cross wall (363) sets
Have and the fixed fit structure of the slide ontology (31).
9. slide block mechanism as claimed in claim 8, which is characterized in that from top to bottom, the fixed pin (37) including diameter according to
The first shaft part, the second shaft part and the third shaft part of secondary reduction, first shaft part is installed in the outside of first cross wall, described
The through-hole of second shaft part and first cross wall is interference fitted, and the third shaft part is interference fitted with the installation groove.
10. slide block mechanism as claimed in claim 8, which is characterized in that the both ends of the surface of the fixed pin (37) are respectively arranged with
First axis blind hole and the second axial blind hole.
11. such as claim 1 to 6 any one of them slide block mechanism, which is characterized in that set on the body of rod of the connecting rod (33)
There are several lightening holes.
12. a kind of running-in machine, which is characterized in that including rack (1), crank-drive mechanism and power are provided on the rack (1)
Profit requires 1 to 11 any one of them slide block mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721389677.4U CN207564056U (en) | 2017-10-24 | 2017-10-24 | A kind of running-in machine and its slide block mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721389677.4U CN207564056U (en) | 2017-10-24 | 2017-10-24 | A kind of running-in machine and its slide block mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN207564056U true CN207564056U (en) | 2018-07-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107584244A (en) * | 2017-10-24 | 2018-01-16 | 湖北航嘉麦格纳座椅系统有限公司 | A kind of running-in machine and its slide block mechanism |
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2017
- 2017-10-24 CN CN201721389677.4U patent/CN207564056U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107584244A (en) * | 2017-10-24 | 2018-01-16 | 湖北航嘉麦格纳座椅系统有限公司 | A kind of running-in machine and its slide block mechanism |
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