CN208826131U - A kind of roller type synchronous rotary guide sleeve device - Google Patents
A kind of roller type synchronous rotary guide sleeve device Download PDFInfo
- Publication number
- CN208826131U CN208826131U CN201821162206.4U CN201821162206U CN208826131U CN 208826131 U CN208826131 U CN 208826131U CN 201821162206 U CN201821162206 U CN 201821162206U CN 208826131 U CN208826131 U CN 208826131U
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- CN
- China
- Prior art keywords
- guide sleeve
- main shaft
- idler wheel
- positioning disk
- locking nut
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Abstract
A kind of roller type synchronous rotary guide sleeve device, including main shaft, guide rail, sliding block, locking nut and positioning disk, the locking nut is fixed on main shaft, main shaft is fixed on sliding block and guide rail, it is characterized by: passing through guide sleeve between the positioning disk side and locking nut, idler wheel, bolt is connected with each other, guide sleeve drives positioning disk to be moved forward and backward and rotate by idler wheel and bolt, the fit system of two rectangle guide grooves and idler wheel is gap-matched, the cooperation of idler wheel and bolt is also gap-matched, the positioning disk other side is connected with guide sleeve axis, layout has bearing on guide sleeve axis, bearing prepressing force sealing nut, inner spacing collar, guide sleeve seat, bearing fit uses the first two latter layout pattern, centre setting inner spacing collar, labyrinth sealing is used in front of guide sleeve seat, including sealing cover, labyrinth ring set and anti-oil cap.
Description
Technical field
The utility model relates to a kind of machine tool elements, synchronous especially for the roller type for walking core type lathe high-precision processing
Rotary guide sleeve device.
Background technique
With modern mechanical industrial expansion, machining accuracy and artificial intelligence to lathe, noise requirements are higher and higher.It is right
For the high-precision numerical control for being used to processing thin and long shafts part walks core lathe, major advantage is high revolving speed, high-precision, fast
Cutting speed.When processing, lathe spindle drives guide sleeve to run at high speed, and Product Precision depends greatly on main shaft and guide sleeve
The precision of cooperation.For main shaft and guide sleeve, Hard link is generallyd use at present and the two ways that is flexible coupling.But Hard link will cause portion
The abrasion of part, the time can cause guide sleeve noise for a long time and reduce processing precision of products, but Hard link has space small, and rigidity is good
The advantages that.Compared to Hard link, space required for being flexible coupling is larger, and design difficulty is big, the indexing when rigidity and part make
High-precision processing request is extremely difficult in precision, at present the general mode that is flexible coupling for using belt and spline fitted.Hard link rotation
Although transduction set has disadvantage, it is full that the advantage that its space is small, rigidity is big, transmission efficiency is high, which is not but designed person and is valued,
The sufficient market demand, vast go together all are improved from the angle for the sealing effect for improving main shaft precision or improving guide sleeve.But it mentions
The sealing effect of high main shaft precision and guide sleeve is difficult, my company directly drives idler wheel by main shaft through having researched and developed for many years
The structure of the synchronous guide sleeve of formula, this structure greatly reduce the abrasion between part, effectively extend its mechanical life, guarantee
Customer requirement is still able to satisfy using post-processing precision for a long time.
Summary of the invention
The problem of being difficult to ensure the purpose of the utility model is to overcome machine finish in existing technology and noise, provides one
Kind of structure is simple, high-precision roller type synchronous rotary guide sleeve device.
In order to achieve the above object, the technical solution of the utility model is: a kind of roller type synchronous rotary guide sleeve device,
Including main shaft, guide rail, sliding block, locking nut and positioning disk, the locking nut is fixed on main shaft, main shaft be fixed on sliding block with
On guide rail, it is characterised in that: be connected with each other, led by guide sleeve, idler wheel, bolt between the positioning disk side and locking nut
Positioning disk is driven to be moved forward and backward and rotate by idler wheel and bolt to set, the fit system of two rectangle guide grooves and idler wheel is adopted
With clearance fit, the cooperation of idler wheel and bolt is also gap-matched, and the positioning disk other side is connected with guide sleeve axis, cloth on guide sleeve axis
There are bearing, bearing prepressing force sealing nut, inner spacing collar, guide sleeve seat in office, and bearing fit uses the first two latter layout pattern, and centre is set
Inner spacing collar is set, uses labyrinth sealing, including sealing cover, labyrinth ring set and anti-oil cap in front of guide sleeve seat.
The installation cooperation of the locking nut and guide sleeve uses the clearance fit of end face and outer diameter.
The guide sleeve seat is fixed on the gantry, cooperates correction portal frame centre bore and main-shaft core using portal frame end face
It is concentric.
A clamping device, including collet, pull rod and positioning key are provided in front of the guide sleeve seat.
Compared with prior art, the utility model has the following beneficial effects:
1, the present invention includes arriving guide sleeve, main shaft, rotary guide sleeve, and labyrinth gland is located inside rotary guide sleeve, is assembled
Simply.
2, the present invention substantially reduces the hard friction between workpiece by roller type friction, sets to reduce the extension of guide sleeve noise
Count the service life.
Detailed description of the invention
Fig. 1 is the main structure schematic diagram of the utility model；
Fig. 2 is the utility model roller structure schematic diagram.
Wherein, main shaft 1, locking nut 2, end face 201, outer diameter 202, guide sleeve 3, rectangle guide groove 301, portal frame 4, dragon
Door frame end face 401, guide sleeve seat 5, sealing cover 6, labyrinth ring set 7, anti-oil cap 8, collet 9, guide sleeve axis 10, positioning key 11, bearing 12,
Inner spacing collar 13, bearing prepressing force sealing nut 14, positioning disk 15, pull rod 16, idler wheel 17, bolt 18, guide rail 19, sliding block 20.
Specific embodiment
The utility model is described in further detail below in conjunction with Detailed description of the invention and specific embodiment.
Referring to Fig. 1 to Fig. 2, a kind of roller type synchronous rotary guide sleeve device, including main shaft 1, guide rail 19, sliding block 20, locking
Nut 2 and positioning disk 15, the locking nut 2 are fixed on main shaft 1, and main shaft 1 is fixed on sliding block 20 and guide rail 19, feature
It is: is connected with each other between 15 side of positioning disk and locking nut 2 by guide sleeve 3, idler wheel 17, bolt 18, guide sleeve 3
Positioning disk 15 is driven to be moved forward and backward and rotate by idler wheel 17 and bolt 18, two rectangle guide grooves 301 are matched with idler wheel 17
Conjunction mode is gap-matched, and idler wheel 17 and the cooperation of bolt 18 are also gap-matched, and 15 other side of positioning disk, which is connected with, leads
Axis 10 is covered, layout has bearing 12, bearing prepressing force sealing nut 14, inner spacing collar 13, guide sleeve seat 5 on guide sleeve axis 10, and bearing 12 cooperates
Using the first two latter layout pattern, inner spacing collar 13 is arranged in centre, uses labyrinth sealing, including sealing cover in front of guide sleeve seat 5
6, labyrinth ring set 7 and anti-oil cap 8.
The locking nut 2 uses the clearance fit of end face 201 and outer diameter 202 with the installation cooperation of guide sleeve 3.
The guide sleeve seat 5 is fixed on portal frame 4, cooperates correction 4 centre bore of portal frame and master using portal frame end face 401
1 center of axis it is concentric.
A clamping device, including collet 9, pull rod 16 and positioning key 11 are provided in front of the guide sleeve seat 5.
The design includes main shaft 1, guide rail 19, sliding block 20, and the main shaft 1 is fixed on and the guide rail 19 in guide sleeve parallel direction
Sliding block 20 on, screw rod is driven by servo motor, screw flange is fixed on main shaft 1, does the front and back with guide sleeve parallel direction
Movement, the locking nut 2 in 1 front of main shaft connect main shaft 1 and guide sleeve 3, and locking nut 2 and guide sleeve 3 positioning of main shaft 1 use
End face 201 and outer diameter 202 cooperate, and for the bounce of 3 outer diameter of guide sleeve within 0.01mm, guide sleeve 3 passes through idler wheel 17 after guaranteeing assembling
Positioning disk 15 is driven to be moved forward and backward and rotate with bolt 18,3 processing method of guide sleeve uses slot or wire cutting mode system
Make rectangle guide groove 301, the size of rectangle guide groove 301 requires to guarantee the straightness of two rectangle guide grooves 301 and two sides
Depth of parallelism requirement, rectangle guide groove 301 and the fit system of idler wheel 17 are gap-matched, and idler wheel 17 matches contract with bolt 18
Sample is gap-matched, and enables idler wheel 17 freely smooth movement, connection side of positioning disk 15 and guide sleeve axis 10 in bolt 18
Formula is connected using screw 21 and excessively cooperation, and layout has bearing 12, bearing prepressing force sealing nut 14, inner spacing collar on guide sleeve axis 10
13, guide sleeve seat 5, sealing cover 6, labyrinth ring set 7,8 component of anti-oil cap, the cooperation of bearing 12 use the first two latter layout pattern, in
Between increase inner spacing collar 13, the pre- die pressing type compressed using bearing inner race can be with guide sleeve high-precision high-speed rotary mode, front sealing knot
Structure uses labyrinth sealing, has sealing cover 6, labyrinth ring set 7,8 component of anti-oil cap, reaches grease proofing effect by gap and labyrinth,
Guide sleeve seat 5 is fixed on portal frame 4, and the installation of guide sleeve seat 5 positioning is positioned using end face 401, when assembling in correction 4 hole of portal frame
The concentric requirement of the heart and 1 center of main shaft, raw material feeding are sent into guide sleeve using 1 side of main shaft, by collet 9, pull rod 16, are determined
Position 11 component of key is assembled into a clamping device, and collet 10 does displacement by positioning key 11, and pull rod 16 passes through 9 screw thread of collet
Adjusting do prestretching locking structure in the conical surface of guide sleeve axis 10, so that raw material are clamped righting, avoid material excessive due to beating
Processing is caused not conform to.
Claims (4)
1. a kind of roller type synchronous rotary guide sleeve device, including main shaft (1), guide rail (19), sliding block (20), locking nut (2) and
Positioning disk (15), the locking nut (2) are fixed on main shaft (1), and main shaft (1) is fixed on sliding block (20) and guide rail (19),
It is characterized by: passing through guide sleeve (3), idler wheel (17), bolt (18) between positioning disk (15) side and locking nut (2)
It is connected with each other, guide sleeve (3) drives positioning disk (15) to be moved forward and backward and rotate, two squares by idler wheel (17) and bolt (18)
Shape guide groove (301) and the fit system of idler wheel (17) are gap-matched, and idler wheel (17) and the cooperation of bolt (18) also use
Clearance fit, positioning disk (15) other side are connected with guide sleeve axis (10), and layout has bearing (12), bearing prepressing force on guide sleeve axis (10)
Sealing nut (14), inner spacing collar (13), guide sleeve seat (5), bearing (12) cooperation use the first two latter layout pattern, centre setting
Inner spacing collar (13), guide sleeve seat (5) front use labyrinth sealing, including sealing cover (6), labyrinth ring set (7) and anti-oil cap (8).
2. a kind of roller type synchronous rotary guide sleeve device according to claim 1, it is characterised in that: the locking nut
(2) clearance fit of end face (201) and outer diameter (202) is used with the installation of guide sleeve (3) cooperation.
3. a kind of roller type synchronous rotary guide sleeve device according to claim 1, it is characterised in that: the guide sleeve seat (5)
It is fixed on portal frame (4), cooperates the same of correction portal frame (4) centre bore and main shaft (1) center using portal frame end face (401)
The heart.
4. a kind of roller type synchronous rotary guide sleeve device according to claim 1, it is characterised in that: the guide sleeve seat (5)
Front is provided with a clamping device, including collet (9), pull rod (16) and positioning key (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821162206.4U CN208826131U (en) | 2018-07-23 | 2018-07-23 | A kind of roller type synchronous rotary guide sleeve device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821162206.4U CN208826131U (en) | 2018-07-23 | 2018-07-23 | A kind of roller type synchronous rotary guide sleeve device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208826131U true CN208826131U (en) | 2019-05-07 |
Family
ID=66307039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821162206.4U Active CN208826131U (en) | 2018-07-23 | 2018-07-23 | A kind of roller type synchronous rotary guide sleeve device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208826131U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108714809A (en) * | 2018-07-23 | 2018-10-30 | 湖北毅兴智能装备股份有限公司 | A kind of roller type synchronous rotary guide sleeve device |
-
2018
- 2018-07-23 CN CN201821162206.4U patent/CN208826131U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108714809A (en) * | 2018-07-23 | 2018-10-30 | 湖北毅兴智能装备股份有限公司 | A kind of roller type synchronous rotary guide sleeve device |
| CN108714809B (en) * | 2018-07-23 | 2024-03-22 | 湖北毅兴智能装备股份有限公司 | Roller type synchronous rotating guide sleeve device |
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