CN209604503U - A kind of bearing ball screw rod - Google Patents
A kind of bearing ball screw rod Download PDFInfo
- Publication number
- CN209604503U CN209604503U CN201920100747.2U CN201920100747U CN209604503U CN 209604503 U CN209604503 U CN 209604503U CN 201920100747 U CN201920100747 U CN 201920100747U CN 209604503 U CN209604503 U CN 209604503U
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- CN
- China
- Prior art keywords
- screw rod
- nut
- block
- helicla flute
- mounting groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of bearing ball screw rods, including screw rod ontology, one end of the screw rod ontology is equipped with the first support base, the other end of the screw rod ontology is equipped with the second support base, the outer surface of the screw rod ontology is provided with the first helicla flute, nut is provided on the screw rod ontology, the outer surface of the nut is provided with reverser and oil filler point, and the side of oil filler point is arranged in reverser, mounting groove is provided on the nut, the side of the mounting groove is through oil filler point, the mounting groove is internally provided with spring, sliding sleeve, block and pushing block, the block is connected by the bottom of spring and mounting groove, the side of the block is provided with sliding sleeve, the sliding sleeve is internally provided with pushing block, the inner surface of the nut is provided with the second helicla flute.The utility model solve the problems, such as to enter between nut and screw rod because of substances such as dusts by oil filler point influence ball screw work, and have good heat resistance.
Description
Technical field
The utility model relates to bearing ball screw rod technical field, specifically a kind of bearing ball screw rod.
Background technique
Ball screw be convert rotary motion to linear motion, or by transform linear motion be rotary motion it is ideal
Product.Ball screw is actuated element most-often used on machine tool and precision machinery, and major function is by rotary motion
Linear movement is converted, or torque is converted into axial repeated action power, while having both high-precision, invertibity and efficient spy
Point.Due to the frictional resistance with very little, ball screw is widely used in various industrial equipments and precision instrument.
Ball screw currently on the market, since the substances such as extraneous dust are easy to enter ball screw by oil filler point
Between nut and screw rod, and it is not easy to eject, so that ball screw is prone to wear and causes service life short；Nut simultaneously
Heat-resisting effect it is bad and the service performance of product is declined, make troubles to the use of user.
Utility model content
The purpose of this utility model is to provide a kind of bearing ball screw rods, to solve the problems of the prior art.
To achieve the above object, the utility model provides the following technical solutions: a kind of bearing ball screw rod, including screw rod sheet
Body, one end of the screw rod ontology are equipped with the first support base, and the other end of the screw rod ontology is equipped with the second support base, institute
The outer surface for stating screw rod ontology is provided with the first helicla flute, and nut, the outer surface of the nut are provided on the screw rod ontology
It is provided with reverser and oil filler point, and the side of oil filler point is arranged in reverser, mounting groove, the peace are provided on the nut
The side of tankage is internally provided with spring, sliding sleeve, block and pushing block through oil filler point, the mounting groove, and the block is logical
The bottom for crossing spring and mounting groove connects, and the side of the block is provided with sliding sleeve, and the sliding sleeve is internally provided with pushing block, institute
The inner surface for stating nut is provided with the second helicla flute, and dust guard is provided on the inside of the nut, and the dust guard is two, and
Dust guard described in two is separately positioned on the both ends of nut, is equipped with heat-resisting alloy coating on the inside of the nut.
Preferably, the screw rod ontology passes through bearing and connect with the first support base and the second support base.
Preferably, one end of the pushing block is connect through sliding sleeve with block.
Preferably, the cutting plane of the first spiral groove and the second spiral groove is pointed arch.
Preferably, first helicla flute and the second helicla flute are internally provided with ball.
Compared with prior art, the utility model has the beneficial effects that by setting block, spring inside mounting groove and pushing away
Block can block oil filler point, prevent the substances such as dust from entering between nut and screw rod ontology, and facilitate injection lubricating oil, structure
Simply, it is pointed arch by the cutting plane of the first spiral groove and the second spiral groove, can be convenient lubricating oil inflow, and reduce rolling
The friction of pearl and helicla flute is easy to use, and by the heat-resisting alloy coating installed on the inside of nut, the heat-resisting of nut can be improved
Property, improve the service life of nut.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the cross-sectional view in the utility model Fig. 1 at A.
Fig. 3 is the cross-sectional view of nut in the utility model Fig. 2.
Fig. 4 is the enlarged diagram in the utility model Fig. 2 at B.
Fig. 5 is the enlarged diagram in the utility model Fig. 2 at C.
In figure: 1, the first support base；2, screw rod ontology；3, the first helicla flute；4, oil filler point；5, nut；6, reverser；7,
Second support base；8, sliding sleeve；9, pushing block；10, block；11, mounting groove；12, spring；13, ball；14, dust guard；15, second
Helicla flute；16, heat-resisting alloy coating.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1~5, in the utility model embodiment, a kind of bearing ball screw rod, including screw rod ontology 2, screw rod sheet
One end of body 2 is equipped with the first support base 1, and the other end of screw rod ontology 2 is equipped with the second support base 7, the appearance of screw rod ontology 2
Face is provided with the first helicla flute 3, and nut 5 is provided on screw rod ontology 2, and the outer surface of nut 5 is provided with reverser 6 and oil filler point
4, and the side of oil filler point 4 is arranged in reverser 6, it is provided with mounting groove 11 on nut 5, the side of mounting groove 11 is through oiling
Hole 4, mounting groove 11 are internally provided with spring 12, sliding sleeve 8, block 10 and pushing block 9, and block 10 passes through spring 12 and mounting groove 11
Bottom connection, the side of block 10 is provided with sliding sleeve 8, and sliding sleeve 8 is internally provided with pushing block 9, and the inner surface of nut 5 is provided with
Second helicla flute 15, the inside of nut 5 are provided with dust guard 14, and dust guard 14 is two, and dust guard 14 described in two is divided
The both ends of nut 5 are not set, and the inside of nut 5 is equipped with heat-resisting alloy coating 16, and screw rod ontology 2 passes through bearing and first
Support base 1 and the connection of the second support base 7, one end of pushing block 9 are connect through sliding sleeve 8 with block 10, the first helicla flute 3 and second
The cutting plane of helicla flute 15 is pointed arch, and the first helicla flute 3 and the second helicla flute 15 are internally provided with ball 13.
The working principle of the utility model is: pushing pushing block 9 to move forward when injection lubricating oil, spring 12 is in compression
State after the completion of oiling, unclamps pushing block 9, spring 12 returns to reset condition lubricating oil is injected into oil filler point 4.Pass through mounting groove
11 inside setting blocks 10, spring 12 and pushing block 9, can block oil filler point 4, prevent the substances such as dust from entering nut 5 and screw rod
Between ontology 2, and facilitate injection lubricating oil, structure is simple, is point by the cutting plane of the first helicla flute 3 and the second helicla flute 15
Crown shape can be convenient lubricating oil inflow, and reduce the friction of ball 13 and helicla flute, be easy to use, by pacifying on the inside of nut 5
The heat resistance of nut 5 can be improved in the heat-resisting alloy coating 16 of dress, improves the service life of nut 5.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (5)
1. a kind of bearing ball screw rod, including screw rod ontology (2), it is characterised in that: one end of the screw rod ontology (2) is equipped with
The other end of first support base (1), the screw rod ontology (2) is equipped with the second support base (7), outside the screw rod ontology (2)
Surface is provided with the first helicla flute (3), is provided with nut (5) on the screw rod ontology (2), and the outer surface of the nut (5) is set
It is equipped with reverser (6) and oil filler point (4), and reverser (6) setting is provided on the side of oil filler point (4), the nut (5)
Mounting groove (11), through oil filler point (4), the mounting groove (11) is internally provided with spring for the side of the mounting groove (11)
(12), sliding sleeve (8), block (10) and pushing block (9), the block (10) are connected by the bottom of spring (12) and mounting groove (11)
It connects, the side of the block (10) is provided with sliding sleeve (8), and the sliding sleeve (8) is internally provided with pushing block (9), the nut (5)
Inner surface be provided with the second helicla flute (15), be provided with dust guard (14) on the inside of the nut (5), the dust guard (14)
It is two, and dust guard (14) described in two is separately positioned on the both ends of nut (5), is equipped on the inside of the nut (5)
Heat-resisting alloy coating (16).
2. a kind of bearing ball screw rod according to claim 1, it is characterised in that: the screw rod ontology (2) passes through axis
It holds and is connect with the first support base (1) and the second support base (7).
3. a kind of bearing ball screw rod according to claim 1, it is characterised in that: one end of the pushing block (9) through
Sliding sleeve (8) is connect with block (10).
4. a kind of bearing ball screw rod according to claim 1, it is characterised in that: first helicla flute (3) and second
The cutting plane of helicla flute (15) is pointed arch.
5. a kind of bearing ball screw rod according to claim 1, it is characterised in that: first helicla flute (3) and second
Helicla flute (15) is internally provided with ball (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920100747.2U CN209604503U (en) | 2019-01-22 | 2019-01-22 | A kind of bearing ball screw rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920100747.2U CN209604503U (en) | 2019-01-22 | 2019-01-22 | A kind of bearing ball screw rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209604503U true CN209604503U (en) | 2019-11-08 |
Family
ID=68400001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920100747.2U Active CN209604503U (en) | 2019-01-22 | 2019-01-22 | A kind of bearing ball screw rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209604503U (en) |
-
2019
- 2019-01-22 CN CN201920100747.2U patent/CN209604503U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |