CN207000641U - A kind of small automobile-used gap adjustable guide rail of framework - Google Patents
A kind of small automobile-used gap adjustable guide rail of framework Download PDFInfo
- Publication number
- CN207000641U CN207000641U CN201720868286.4U CN201720868286U CN207000641U CN 207000641 U CN207000641 U CN 207000641U CN 201720868286 U CN201720868286 U CN 201720868286U CN 207000641 U CN207000641 U CN 207000641U
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- bearing
- central shaft
- pair
- support block
- mounting groove
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Abstract
The utility model discloses a kind of small automobile-used gap adjustable guide rail of framework, including rail unit body, a pair of concentric bearings and regulation support block；The guide groove of rectangle is formed in the middle part of rail unit body；Regulation support block is arranged on the right-hand member of rail unit body；A pair of concentric bearings are arranged between rail unit body and regulation support block；A pair of capacity eccentric bearings are provided with regulation support block；A pair of capacity eccentric bearings are between a pair of concentric bearings；Regulation support block is internally provided with eccentric adjuster；The spacing that eccentric adjuster is used between a pair of capacity eccentric bearings of control end face relative with guide groove；The utility model advantage：Lift Product Precision, lifting processization assembling；Framework dolly installation site does not need Milling Machining, and mounting surface is smooth, and section bar intensity is unaffected；Built-in installation, outward appearance is clean and tidy, attractive in appearance.
Description
Technical field
It the utility model is related to chassis field, and in particular to a kind of small automobile-used gap adjustable guide rail of framework.
Background technology
Old money framework dolly need production two have necessarily coordinate part assembling, by it is front and rear regulation come control bearing with
Track fit clearance.As shown in figure 1, the guide rail of old money framework dolly includes base rail 1 and regulation guide rail 2；It is left to adjust guide rail 2
The right side, which is slided, to be arranged in the regulation slide slot of the left and right directions opened up on base rail 1；Base rail 1 and regulation guide rail 2 are distinguished
A pair of concentric bearings are installed；Framework dolly installation site needs the aluminium alloy extrusions of Milling Machining installation carriage, increase processing work
Sequence, section bar intensity is caused to decline, machined surface out-of-flatness also results in dolly installation and tilted, and influences framework and operates steadily.
Utility model content
The purpose of this utility model is in view of the shortcomings of the prior art, providing a kind of framework small automobile-used gap adjustable guide rail.
To reach above-mentioned purpose, the utility model provides a kind of small automobile-used gap adjustable guide rail of framework, including guide rail
Cell body, a pair of concentric bearings and regulation support block；The guide groove of rectangle is formed in the middle part of rail unit body；Regulation branch
Bracer is arranged on the right-hand member of rail unit body；A pair of concentric bearings are arranged between rail unit body and regulation support block；
A pair of capacity eccentric bearings are provided with regulation support block；A pair of capacity eccentric bearings are between a pair of concentric bearings；Adjust support block
It is internally provided with eccentric adjuster；Eccentric adjuster is used between a pair of capacity eccentric bearings of control side wall relative with guide groove
Spacing.
As the preferred of above-mentioned technical proposal, symmetrical rectangle before and after forming a pair on the right side of rail unit body
The left mounting groove of bearing；Wear on the central shaft left side that the upper side wall of the left mounting groove of bearing forms the semi-cylindrical for extending upward through setting
Hole；Adjust the right mounting groove of bearing that symmetrical rectangle before and after a pair is formed on the left side of support block；The right mounting groove of bearing
Upper side wall forms the right perforation of central shaft for the semi-cylindrical for extending upward through setting；The left mounting groove of bearing and the right mounting groove phase of bearing
Correspond to and the bearing mounting groove of a complete rectangle can be formed；Central shaft it is left perforation it is corresponding with the right perforation of central shaft and
The columned central shaft perforation of a completion can be formed；Concentric bearings are articulated with central shaft；The lower end of central shaft is fixed with square
The locating piece of shape；Central shaft can be plugged in the left perforation of central shaft and the central shaft perforation of the right perforation composition of central shaft；Locating piece
It may be provided in the bearing mounting groove of the left mounting groove of bearing and the right mounting groove composition of bearing；The size of locating piece and the left installation of bearing
The size of the bearing mounting groove of the right mounting groove composition of groove and bearing is identical.
As the preferred of above-mentioned technical proposal, adjust and form square regulating tank to the right in the middle part of the left side of support block；
Central shaft under symmetrically arranged bearing before and after being articulated with a pair between the top and bottom sidewall of regulating tank；It is fixed with bearing on central shaft
Central shaft on bearing；The Pivot axle of central shaft is parallel with the Pivot axle of central shaft under bearing and uncommon on bearing
Line；Capacity eccentric bearing is articulated with bearing on central shaft；The pivot of the Pivot axle of central shaft and capacity eccentric bearing on bearing
Axle is conllinear；Eccentric adjuster includes eccentric adjusting bolt, adjustment gear and regulation sliding block；Eccentric adjusting bolt level is to the left
It is articulated on the right side of regulation support block；The left end of eccentric adjusting bolt is located in regulating tank and is vertically and fixedly provided with regulation tooth
Wheel；Adjusting sliding block includes driving driven rack, drive connection block and driving active rack；Drive to slide before and after driven rack and set
Put between the top and bottom sidewall of regulating tank；The gear of driven rack is driven to be arranged on left side；Drive the right side of driven rack
Lower vertical is fixed with drive connection block；Driving active rack is formed on the right-hand member upper surface of drive connection block；Adjustment gear
Engaged with driving active rack；The part that central shaft is located in regulating tank under bearing is fixed with regulation driven gear；A pair of regulations
Driven gear is respectively with driving driven rack to engage.
Form square extension slide slot respectively as the preferred of above-mentioned technical proposal, on the front-rear side walls of regulating tank；
Extend slide slot face and drive the width of driven rack and the left and right directions for extending slide slot with driving the left and right of driven rack
The thickness in direction is identical.
As the preferred of above-mentioned technical proposal, square installation positioning is formed in the middle part of the right side of rail unit body
Groove；Adjust the square installation locating piece for forming in the middle part of the left side of support block and coordinating with installing locating slot；Adjust support block
Rear and front end form the current hole of cylinder channel-shaped that left and right is run through respectively；Installation bolt is inserted with current hole；Spiral shell is installed
The left end of bolt can be screwed onto the left side rear and front end of rail unit body.
As the preferred of above-mentioned technical proposal, the high order end of the outer surface of concentric bearings is located at the left side of the guide groove of rectangle
The left side of wall.
The beneficial effects of the utility model are：Lift Product Precision, lifting processization assembling；Framework dolly installation site
Milling Machining is not needed, mounting surface is smooth, and section bar intensity is unaffected；Built-in installation, outward appearance is clean and tidy, attractive in appearance.
Brief description of the drawings
Fig. 1 is the structural representation of the guide rail of old money framework dolly；
Fig. 2 is the structural representation of vertical view of the present utility model；
Fig. 3 is the structural representation of section of the present utility model；
Fig. 4 is the structural representation of section of the present utility model；
In figure, 10, rail unit body；100th, guide groove；101st, installing locating slot；11st, installation bolt；20th, regulation branch
Bracer；200th, regulating tank；201st, slide slot is extended；202nd, current hole；21st, eccentric adjusting bolt；22nd, adjustment gear；23rd, adjust
Sliding block；231st, driven rack is driven；232nd, drive connection block；233rd, active rack is driven；24th, driven gear is adjusted；30th, it is same
Mandrel is held；31st, central shaft；32nd, locating piece；40th, capacity eccentric bearing；41st, central shaft on bearing；42nd, central shaft under bearing.
Embodiment
As shown in Figure 2 to 4, the small automobile-used gap adjustable guide rail of a kind of framework, including rail unit body 10, a pair it is same
Mandrel holds 30 and regulation support block 20；The middle part of rail unit body 10 forms the guide groove 100 of rectangle；Adjust support block 20
It is arranged on the right-hand member of rail unit body 10；A pair of concentric bearings 30 be arranged on rail unit body 10 and regulation support block 20 it
Between；A pair of capacity eccentric bearings 40 are provided with regulation support block 20；A pair of capacity eccentric bearings 40 are between a pair of concentric bearings 30；Adjust
Section support block 20 is internally provided with eccentric adjuster；Eccentric adjuster is used to control a pair of capacity eccentric bearings 40 and guide groove
Spacing between 100 relative side walls.
As shown in Figure 2 to 4, the bearing of symmetrical rectangle before and after a pair is formed on the right side of rail unit body 10
Left mounting groove；The upper side wall of the left mounting groove of bearing forms the left perforation of central shaft for the semi-cylindrical for extending upward through setting；Regulation
The right mounting groove of bearing of symmetrical rectangle before and after a pair is formed on the left side of support block 20；The upper side wall of the right mounting groove of bearing
Form the right perforation of central shaft for the semi-cylindrical for extending upward through setting；The left mounting groove of bearing and the right mounting groove of bearing are corresponding simultaneously
And the bearing mounting groove of a complete rectangle can be formed；The left perforation of central shaft is corresponding with the right perforation of central shaft and can form
The columned central shaft perforation of one completion；Concentric bearings 30 are articulated with central shaft 31；The lower end of central shaft 31 is fixed with square
The locating piece 32 of shape；Central shaft 31 can be plugged in the left perforation of central shaft and the central shaft perforation of the right perforation composition of central shaft；It is fixed
Position block 32 may be provided in the bearing mounting groove of the left mounting groove of bearing and the right mounting groove composition of bearing；The size of locating piece 32 with
The size of the bearing mounting groove of the left mounting groove of bearing mounting groove composition right with bearing is identical.
As shown in Figure 2 to 4, adjust and form square regulating tank 200 to the right in the middle part of the left side of support block 20；Adjust
Central shaft 42 under symmetrically arranged bearing before and after being articulated with a pair between the top and bottom sidewall of section groove 200；Under bearing on central shaft 42
It is fixed with central shaft 41 on bearing；The Pivot axle of central shaft 42 is put down under the Pivot axle of central shaft 41 and bearing on bearing
Go and not conllinear；Capacity eccentric bearing 40 is articulated with bearing on central shaft 41；On bearing the Pivot axle of central shaft 41 with partially
The Pivot axle that mandrel holds 40 is conllinear；Eccentric adjuster slides including eccentric adjusting bolt 21, adjustment gear 22 and regulation
Block 23；Eccentric adjusting bolt 21 is horizontal to be articulated on the right side of regulation support block 20 to the left；The left end of eccentric adjusting bolt 21
In the regulating tank 200 and it is vertically and fixedly provided with adjustment gear 22；Adjusting sliding block 23 includes driving driven rack 231, driving
Contiguous block 232 and driving active rack 233；Drive slide before and after driven rack 231 top and bottom sidewall for being arranged on regulating tank 200 it
Between；The gear of driven rack 231 is driven to be arranged on left side；The lower vertical of the right side of driven rack 231 is driven to be fixed with drive
Dynamic contiguous block 232；Driving active rack 233 is formed on the right-hand member upper surface of drive connection block 232；Adjustment gear 22 and driving
Active rack 233 engages；The part that central shaft 42 is located in regulating tank 200 under bearing is fixed with regulation driven gear 24；A pair
Regulation driven gear 24 is respectively with driving driven rack 231 to engage.
As shown in figure 4, square extension slide slot 201 is formed on the front-rear side walls of regulating tank 200 respectively；Extension is slided
The face of groove 201 drives the width of driven rack 231 and the left and right directions for extending slide slot 201 with driving driven rack 231
The thickness of left and right directions is identical.
As shown in figure 4, form square installing locating slot 101 in the middle part of the right side of rail unit body 10；Regulation branch
The square installation locating piece coordinated with installing locating slot 101 is formed in the middle part of the left side of bracer 20；Adjust support block 20
Rear and front end forms the current hole 202 for the cylinder channel-shaped that left and right is run through respectively；Installation bolt 11 is inserted with current hole 202；
The left end of installation bolt 11 can be screwed onto the left side rear and front end of rail unit body 10.
As shown in Fig. 2 the high order end of the outer surface of concentric bearings 30 is located at a left side for the left side wall of the guide groove 100 of rectangle
Side.
The operation principle of gap adjustable guide rail：
Turning eccentric adjusting bolt 21 drives adjustment gear 22 to rotate, before and after the driving regulation sliding block 23 of adjustment gear 22
Slide, by driving driven rack 231 to drive a pair of regulation driven gears 24 to rotate, i.e., capacity eccentric bearing 40 is with center under bearing
Axle 42 rotates to an angle, and has thus adjusted the spacing between a pair of capacity eccentric bearings 40 and the relative side wall of guide groove 100,
It is simple and convenient.
Above content is only better embodiment of the present utility model, for one of ordinary skill in the art, according to this
The thought of utility model, there will be changes, this specification content should not be understood in specific embodiments and applications
For to limitation of the present utility model.
Claims (6)
- A kind of 1. small automobile-used gap adjustable guide rail of framework, it is characterised in that：Including rail unit body (10), a pair of concentric shafts Hold (30) and regulation support block (20)；The guide groove (100) of rectangle is formed in the middle part of rail unit body (10)；Regulation support Block (20) is arranged on the right-hand member of rail unit body (10)；A pair of concentric bearings (30) are arranged on rail unit body (10) and adjusted Between section support block (20)；A pair of capacity eccentric bearings (40) are provided with regulation support block (20)；A pair of capacity eccentric bearings (40) are located at Between a pair of concentric bearings (30)；Regulation support block (20) is internally provided with eccentric adjuster；Eccentric adjuster is used for Control the spacing between a pair of capacity eccentric bearings (40) and the relative side wall of guide groove (100).
- A kind of 2. small automobile-used gap adjustable guide rail of framework according to claim 1, it is characterised in that：Rail unit body (10) the left mounting groove of bearing of symmetrical rectangle before and after a pair is formed on right side；The upper side wall shaping of the left mounting groove of bearing There is the left perforation of central shaft for the semi-cylindrical for extending upward through setting；Formed on the left side of regulation support block (20) before and after a pair The right mounting groove of bearing of symmetrical rectangle；The upper side wall of the right mounting groove of bearing is formed in the semi-cylindrical for extending upward through setting The right perforation of mandrel；The left mounting groove of bearing and the right mounting groove of bearing are corresponding and can form the installation of the bearing of complete rectangle Groove；The left perforation of central shaft is corresponding with the right perforation of central shaft and can form the columned central shaft perforation of a completion；Together Mandrel holds (30) and is articulated with central shaft (31)；The lower end of central shaft (31) is fixed with the locating piece (32) of rectangle；Central shaft (31) It can be plugged in the left perforation of central shaft and the central shaft perforation of the right perforation composition of central shaft；Locating piece (32) may be provided at a bearing left side In the bearing mounting groove of mounting groove and the right mounting groove composition of bearing；The size of locating piece (32) and the left mounting groove of bearing and bearing are right The size of the bearing mounting groove of mounting groove composition is identical.
- A kind of 3. small automobile-used gap adjustable guide rail of framework according to claim 1, it is characterised in that：Adjust support block (20) square regulating tank (200) is formed to the right in the middle part of left side；One is articulated between the top and bottom sidewall of regulating tank (200) To central shaft (42) under front and rear symmetrically arranged bearing；Central shaft on bearing (41) is fixed with bearing on central shaft (42)；Axle The Pivot axle for holding central shaft (41) is not parallel and conllinear with the Pivot axle of central shaft under bearing (42)；On bearing Capacity eccentric bearing (40) is articulated with central shaft (41)；The Pivot axle of central shaft (41) and the rotation of capacity eccentric bearing (40) on bearing It is conllinear to turn central shaft；Eccentric adjuster includes eccentric adjusting bolt (21), adjustment gear (22) and regulation sliding block (23)；Partially Heart regulating bolt (21) level is articulated on the right side of regulation support block (20) to the left；The left end position of eccentric adjusting bolt (21) In the regulating tank (200) and it is vertically and fixedly provided with adjustment gear (22)；Adjusting sliding block (23) includes driving driven rack (231), drive connection block (232) and driving active rack (233)；Front and rear slide of driven rack (231) is driven to be arranged on regulation Between the top and bottom sidewall of groove (200)；The gear of driven rack (231) is driven to be arranged on left side；Drive the right side of driven rack (231) The lower vertical of end face is fixed with drive connection block (232)；Driving master is formed on the right-hand member upper surface of drive connection block (232) Carry-over bar (233)；Adjustment gear (22) engages with driving active rack (233)；Central shaft (42) is located at regulating tank under bearing (200) part in is fixed with regulation driven gear (24)；A pair of regulation driven gears (24) are respectively with driving driven rack (231) engage.
- A kind of 4. small automobile-used gap adjustable guide rail of framework according to claim 2, it is characterised in that：Regulating tank (200) Front-rear side walls on form square extension slide slot (201) respectively；Extend slide slot (201) face and drive driven rack (231) and the thickness phase of the width of the left and right directions of slide slot (201) and the left and right directions of the driven rack (231) of driving is extended Together.
- A kind of 5. small automobile-used gap adjustable guide rail of framework according to claim 1, it is characterised in that：Rail unit body (10) square installing locating slot (101) is formed in the middle part of right side；Formed in the middle part of the left side of regulation support block (20) The square installation locating piece coordinated with installing locating slot (101)；The rear and front end of regulation support block (20) forms a left side respectively The current hole (202) for the cylinder channel-shaped that the right side is run through；Installation bolt (11) is inserted with current hole (202)；Installation bolt (11) Left end can be screwed onto the left side rear and front end of rail unit body (10).
- A kind of 6. small automobile-used gap adjustable guide rail of framework according to claim 1, it is characterised in that：Concentric bearings (30) Outer surface high order end be located at rectangle guide groove (100) left side wall left side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720868286.4U CN207000641U (en) | 2017-07-18 | 2017-07-18 | A kind of small automobile-used gap adjustable guide rail of framework |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720868286.4U CN207000641U (en) | 2017-07-18 | 2017-07-18 | A kind of small automobile-used gap adjustable guide rail of framework |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207000641U true CN207000641U (en) | 2018-02-13 |
Family
ID=61454916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720868286.4U Expired - Fee Related CN207000641U (en) | 2017-07-18 | 2017-07-18 | A kind of small automobile-used gap adjustable guide rail of framework |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207000641U (en) |
-
2017
- 2017-07-18 CN CN201720868286.4U patent/CN207000641U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180213 Termination date: 20190718 |