CN208840808U - A kind of processing unit (plant) of RV retarder needle roller surface biomimetic friction microstructure - Google Patents
A kind of processing unit (plant) of RV retarder needle roller surface biomimetic friction microstructure Download PDFInfo
- Publication number
- CN208840808U CN208840808U CN201821053548.2U CN201821053548U CN208840808U CN 208840808 U CN208840808 U CN 208840808U CN 201821053548 U CN201821053548 U CN 201821053548U CN 208840808 U CN208840808 U CN 208840808U
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- China
- Prior art keywords
- needle roller
- plate
- guide post
- roll printing
- retarder
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Abstract
The utility model relates to a kind of processing unit (plant)s of RV retarder needle roller surface biomimetic friction microstructure, including pedestal, top fixing plate, pressure plate, needle roller placement plate, roll printing plate, guide post, vertical force-applying piece and horizontal force-applying piece；Guide post is fixed between pedestal and top fixing plate, and pressure plate slides up and down along guide post and moved by the driving of vertical force-applying piece；Roll printing plate is translated along pedestal or so and is moved by the driving of horizontal force-applying piece, and the upper surface of roll printing plate is equipped with mimetic bio-membrane micro-structure；Needle roller placement plate is placed between pressure plate and roll printing plate.The utility model can be reduced needle roller finishing step, while can be in batches efficiently by the outer round surface of mimetic bio-membrane micro-structure roll printing to needle roller, and structure is simple, can accurately control, and precision consistency is high, belong to needle roller processing technique field.
Description
Technical field
The utility model relates to needle roller processing technologies, and in particular to a kind of RV retarder needle roller surface biomimetic friction microstructure
Processing unit (plant).
Background technique
It is existing research shows that: the principle based on mimetic bio-membrane, (including surface is micro- for the bionical micro-structure of material surface
Hole, surface microprotrusion, Surface Texture, non-smooth surface) it can effectively improve the tribological property of slidingsurface.In dry friction
Under conditions of, bionical micro- hole can store the abrasive dust or microparticle generated in process of friction and wear, to reduce friction and reduce mill
Damage.And under the conditions of lubricant medium, the bionical micro- hole being distributed on slidingsurface can form hydrodynamic lubrication film, have good antifriction
Wear-resistant effect.Currently, the bionical micro-structure of material surface obtains widely in fields such as engineering machinery, automobile, aerospaces
Using.Needle roller is usually used in bearing, speed reducer etc. as a kind of important common components, how belongs to consumption-type part
Its service life is improved by antifriction antiwear to have great importance.Mimetic bio-membrane micro-structure is worked into needle roller outer circle cylinder table
Face, existing method is few, and inefficiency.On the other hand, smart between processing and forming to finished product in the process of needle roller
Manufacturing procedure complexity is cumbersome.
It is therefore proposed that one kind, which is able to achieve, is worked into needle roller surface for mimetic bio-membrane micro-structure, and one can be carried out to needle roller
The secondary semi-finished processing method of property is significant.
Utility model content
For the technical problems in the prior art, the purpose of this utility model is: offer can be to needle roller surface biomimetic
Friction microstructure carries out the processing unit (plant) of the RV retarder needle roller surface biomimetic friction microstructure of batch machining.
In order to achieve the above object, the utility model adopts the following technical solution:
A kind of processing unit (plant) of RV retarder needle roller surface biomimetic friction microstructure, including pedestal, top fixing plate, pressure
Plate, needle roller placement plate, roll printing plate, guide post, vertical force-applying piece and horizontal force-applying piece；Guide post is fixed on pedestal and top fixing plate
Between, pressure plate slides up and down along guide post and is moved by the driving of vertical force-applying piece；Roll printing plate along pedestal or so translate and
It is driven and is moved by horizontal force-applying piece, the upper surface of roll printing plate is equipped with mimetic bio-membrane micro-structure；Needle roller placement plate is equipped with multiple put
The needle roller slot of needle roller is set, after needle roller is placed in needle roller slot, the upper and lower side of needle roller is respectively positioned on outside needle roller slot, and needle roller placement plate is placed in pressure
Between plate and roll printing plate.
As a preference, needle roller slot is arc groove, the internal diameter of needle roller slot is greater than the diameter of cylindrical needle roller, needle roller slot
Open upper end, lower ending opening；After needle roller is placed in needle roller slot, the cylindrical surface lower end of needle roller is stretched out from the lower end of needle roller slot, needle roller
Cylindrical surface upper end is stretched out from the upper end of needle roller slot；All needle rollers are located in same level.
As a preference, the quantity of needle roller slot be it is multiple, arrange on roll printing plate along rectangular array.
As a preference, pedestal is equipped with two horizontal guide slots, roll printing board enters between two horizontal guide slots simultaneously
It is slid along horizontal guide slot or so；Horizontal force-applying piece is horizontal hydraulic pressure push rod, is mounted on the base and passes through base side
Through-hole connects with roll printing plate.
As a preference, the center of top fixing plate is provided with through-hole, vertical force-applying piece is vertical hydraulic push rod, is mounted on
Connect on top fixing plate and across the through-hole of top fixing plate with pressure plate.
As a preference, the centre of guide post is guide section, both ends are thread segment, and the major diameter of thread segment is less than guide section
Diameter；Pedestal is equipped with threaded hole, and the connection type of guide post and pedestal is that threaded screw bore connects；The edge of top fixing plate is provided with
Through-hole, the thread segment of guide post upper end pass through the through-hole, and the guide section diameter of guide post is greater than the through-hole internal diameter, and guide post is fixed with top
The connection of plate is screw nut connection.
As a preference, pressure plate is provided with the through-hole with more guide post clearance fits；Press plate bottom surface with
The axial direction of guide post has high verticality.
As a preference, roll printing plate upper surface and pressure plate lower surface have the high depth of parallelism, roll printing plate upper surface is set
There is the mimetic bio-membrane micro-nano structure of protrusion.
As a preference, needle roller is the semi-finished product with machining allowance before finishing, needle roller is cylinder.
A kind of processing method of the processing unit (plant) of RV retarder needle roller surface biomimetic friction microstructure, includes the following steps:
Step 1, needle roller are placed in the arc groove of needle roller placement plate by sorting, and needle roller placement plate is shifted and is fixed to pressure and is put down
Under plate bottom surface distance to a declared goal；Step 2, vertical hydraulic push rod drive pressure plate precharge, two buses above and below needle roller excircle
It is tightly attached to pressure plate bottom surface and roll printing plate upper surface respectively；Step 3, vertical hydraulic push rod gradually pressurize, and horizontal hydraulic pressure pushes away
Bar drives roll printing plate to move back and forth, and needle roller is done rotation movement in needle roller placement plate arc groove, carries out plastic extrusion processing；Step
Four, vertical hydraulic push rod release lifts pressure plate, and horizontal hydraulic pressure bar returns to starting point, takes out needle roller placement plate, removes needle roller.
Generally speaking, the utility model has the advantages that
1. can be reduced needle roller finishing step, at the same can batch efficiently will mimetic bio-membrane micro-structure roll printing to needle roller it is outer
Circle periphery, can accurately control, and precision consistency is high.
2. providing convenience for enterprise's production, the service life of the needle roller of production can be effectively improved.
3. structure is simple, easy to operate, processing is efficient.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the utility model.
Fig. 2 is the structural schematic diagram of guide post.
Fig. 3 is the perspective view of pedestal.
Fig. 4 is the perspective view of needle roller placement plate.
Fig. 5 is the perspective view of top fixing plate.
Fig. 6 is roll printing plate upper surface mimetic bio-membrane micro-structure schematic diagram.
Fig. 7 is the perspective view of needle roller.
Wherein, 1 is guide post, and 2 be pedestal, and 3 be needle roller placement plate, and 4 be top fixing plate, and 5 be roll printing plate, and 6 be horizontal liquid
Push rod is pressed, 7 be the plate that presses, and 8 be vertical hydraulic push rod, and 9 be needle roller, and 10 be nut, and 1-1 is thread segment, and 1-2 is guide section,
2-1 is threaded hole, and 2-2 is through-hole, and 2-3 is horizontal guide slot, and 3-1 is arc groove, and 4-1 is the logical of the edge of top fixing plate
Hole, 4-2 are the through-hole at the center of top fixing plate.
Specific embodiment
Below in conjunction with specific embodiment, the utility model is described in more detail.
A kind of processing unit (plant) of RV retarder needle roller surface biomimetic friction microstructure, for processing needle roller 9, comprising: pedestal
2, top fixing plate 4, pressure plate 7, needle roller placement plate 3, roll printing plate 5, guide post 1, vertical hydraulic push rod 8, horizontal hydraulic pressure push rod
6.Guide post is fixed between pedestal and top fixing plate；Vertical hydraulic push rod is fixedly connected with pressure plate, and pressure plate passes through
Guide post drives pressure plate vertically to apply pressure by vertical hydraulic push rod；Horizontal hydraulic pressure push rod is fixedly connected with roll printing plate, horizontal
Hydraulic push rod drives roll printing plate to carry out horizontal movement in the horizontal guide slot of pedestal；Needle roller is placed in the circular arc of needle roller placement plate
In slot, it is placed between pressure plate and roll printing plate and realizes the roll printing of mimetic bio-membrane micro-structure in the outer round surface of needle roller.
Base upper surface is opened there are four threaded hole, is fixedly connected for the thread segment with guide post；Pedestal inner face is opened simultaneously
There are two parallel horizontal guide slots, for placing roll printing plate；The side of pedestal is provided with through-hole, and horizontal hydraulic pressure push rod can pass through should
Through-hole 2-2.
The quantity of guide post is four, and every guide post interlude is the guide section for having very high precision, and both ends are thread segment, spiral shell
Line section major diameter is less than guide section diameter；The connection type of guide post and pedestal is threaded screw bore connection, guide post and top fixing plate
It is connected as screw nut connection.
Pressure plate is provided with the through-hole with four guide post clearance fits, and the bottom surface for the plate that presses and the axial direction of guide post have very
High verticality.
Top fixing plate center is provided with through-hole, and vertical hydraulic push rod can pass through the through-hole；Four angles are provided with through-hole, guide post
Thread segment can pass through the through-hole, but the guide section diameter of guide post is greater than the through-hole, so that top fixing plate can withstand on guide section
Upper end.
The arc groove greater than needle roller diameter is provided in needle roller placement plate, highs and lows are in needle roller after needle roller is placed
Outside the thickness range of placement plate, the quantity of arc groove is indefinite, can need unrestricted choice according to production.
Needle roller belongs to semi-finished product, and processing and forming is completed, and before finishing, there is biggish machining allowance.
Roll printing plate upper surface and pressure plate lower surface have the very high depth of parallelism, and there be the bionical of protrusion in roll printing plate upper surface
Rub micro-nano structure；Mimetic bio-membrane micro-nano structure is unlimited, can for spherical crown shape, channel form etc., according to needle roller processing it needs to be determined that.
A kind of processing method of the processing unit (plant) of RV retarder needle roller surface biomimetic friction microstructure, specifically includes following step
It is rapid:
Step 1, needle roller are placed in the arc groove of needle roller placement plate by sorting, needle roller placement plate are shifted and fixed
To under pressure plate bottom surface distance to a declared goal.
Step 2, vertical hydraulic push rod drive pressure plate precharge, and needle roller excircle up and down be tightly attached to respectively by two buses
Press plate bottom surface and roll printing plate upper surface.
Step 3, vertical hydraulic push rod gradually pressurize, and horizontal hydraulic pressure push rod drives roll printing plate to move back and forth, and needle roller is in needle roller
It is done rotation movement in the arc groove of placement plate, plastic extrusion processing is carried out, by mimetic bio-membrane micro-structure roll printing to needle roller surface.
Step 4, vertical hydraulic push rod release lift pressure plate, and horizontal hydraulic pressure push rod returns to starting point, take out needle roller and put
Plate is set, needle roller is removed.
Above-described embodiment is the preferable embodiment of the utility model, but the embodiments of the present invention is not by above-mentioned
The limitation of embodiment, it is made under other any spiritual essence and principles without departing from the utility model to change, modify, replacing
In generation, simplifies combination, should be equivalent substitute mode, is included within the protection scope of the utility model.
Claims (9)
1. a kind of processing unit (plant) of RV retarder needle roller surface biomimetic friction microstructure, it is characterised in that: solid including pedestal, top
Fixed board, pressure plate, needle roller placement plate, roll printing plate, guide post, vertical force-applying piece and horizontal force-applying piece；Guide post be fixed on pedestal and
Between top fixing plate, pressure plate slides up and down along guide post and is moved by the driving of vertical force-applying piece；Roll printing plate is along pedestal
Left and right translates and is driven by horizontal force-applying piece and moved, and the upper surface of roll printing plate is equipped with mimetic bio-membrane micro-structure；In needle roller placement plate
Equipped with multiple needle roller slots for placing needle roller, after needle roller is placed in needle roller slot, the upper and lower side of needle roller is respectively positioned on outside needle roller slot, and needle roller is placed
Plate is placed between pressure plate and roll printing plate.
2. a kind of processing unit (plant) of RV retarder needle roller surface biomimetic friction microstructure described in accordance with the claim 1, feature
Be: needle roller slot is arc groove, and the internal diameter of needle roller slot is greater than the diameter of cylindrical needle roller, and needle roller slot open upper end, lower end is opened
Mouthful；After needle roller is placed in needle roller slot, the cylindrical surface lower end of needle roller is stretched out from the lower end of needle roller slot, and the cylindrical surface upper end of needle roller is from needle roller
The upper end of slot is stretched out；All needle rollers are located in same level.
3. a kind of processing unit (plant) of RV retarder needle roller surface biomimetic friction microstructure according to claim 2, feature
Be: the quantity of needle roller slot be it is multiple, arrange on roll printing plate along rectangular array.
4. a kind of processing unit (plant) of RV retarder needle roller surface biomimetic friction microstructure described in accordance with the claim 1, feature
Be: pedestal is equipped with two horizontal guide slots, and roll printing board enters between two horizontal guide slots and along a horizontal guide slot left side
Right sliding；Horizontal force-applying piece is horizontal hydraulic pressure push rod, is mounted on the base and the through-hole for passing through base side connects with roll printing plate.
5. a kind of processing unit (plant) of RV retarder needle roller surface biomimetic friction microstructure described in accordance with the claim 1, feature
Be: the center of top fixing plate is provided with through-hole, and vertical force-applying piece is vertical hydraulic push rod, is mounted on top fixing plate and wears
The through-hole for crossing top fixing plate connects with pressure plate.
6. a kind of processing unit (plant) of RV retarder needle roller surface biomimetic friction microstructure described in accordance with the claim 1, feature
Be: the quantity of guide post is more；The centre of guide post is guide section, and both ends are thread segment, and the major diameter of thread segment is less than guide section
Diameter；Pedestal is equipped with threaded hole, and the connection type of guide post and pedestal is that threaded screw bore connects；It opens at the edge of top fixing plate
There is through-hole, the thread segment of guide post upper end passes through the through-hole, and the guide section diameter of guide post is greater than the through-hole internal diameter, and guide post and top are solid
The connection of fixed board is screw nut connection.
7. a kind of processing unit (plant) of RV retarder needle roller surface biomimetic friction microstructure according to claim 6, feature
Be: pressure plate is provided with the through-hole with more guide post clearance fits；The bottom surface of pressure plate and the axial direction of guide post have high hang down
Straight degree.
8. a kind of processing unit (plant) of RV retarder needle roller surface biomimetic friction microstructure described in accordance with the claim 1, feature
Be: roll printing plate upper surface and pressure plate lower surface have the high depth of parallelism, and roll printing plate upper surface is equipped with the mimetic bio-membrane of protrusion
Micro-nano structure.
9. a kind of processing unit (plant) of RV retarder needle roller surface biomimetic friction microstructure described in accordance with the claim 1, feature
Be: needle roller is the semi-finished product with machining allowance before finishing, and needle roller is cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821053548.2U CN208840808U (en) | 2018-07-04 | 2018-07-04 | A kind of processing unit (plant) of RV retarder needle roller surface biomimetic friction microstructure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821053548.2U CN208840808U (en) | 2018-07-04 | 2018-07-04 | A kind of processing unit (plant) of RV retarder needle roller surface biomimetic friction microstructure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208840808U true CN208840808U (en) | 2019-05-10 |
Family
ID=66352822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821053548.2U Expired - Fee Related CN208840808U (en) | 2018-07-04 | 2018-07-04 | A kind of processing unit (plant) of RV retarder needle roller surface biomimetic friction microstructure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208840808U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108747201A (en) * | 2018-07-04 | 2018-11-06 | 华南理工大学 | A kind of processing unit (plant) and its processing method of RV retarders needle roller surface biomimetic friction microstructure |
-
2018
- 2018-07-04 CN CN201821053548.2U patent/CN208840808U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108747201A (en) * | 2018-07-04 | 2018-11-06 | 华南理工大学 | A kind of processing unit (plant) and its processing method of RV retarders needle roller surface biomimetic friction microstructure |
| CN108747201B (en) * | 2018-07-04 | 2023-10-20 | 华南理工大学 | Processing device and processing method for bionic friction microstructure on surface of needle roller of RV speed reducer |
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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 |
Granted publication date: 20190510 Termination date: 20190704 |
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| CF01 | Termination of patent right due to non-payment of annual fee |