CN106516957A - High-performance wear-resistant cascaded sleeve and manufacturing method therefor - Google Patents
High-performance wear-resistant cascaded sleeve and manufacturing method therefor Download PDFInfo
- Publication number
- CN106516957A CN106516957A CN201710016316.3A CN201710016316A CN106516957A CN 106516957 A CN106516957 A CN 106516957A CN 201710016316 A CN201710016316 A CN 201710016316A CN 106516957 A CN106516957 A CN 106516957A
- Authority
- CN
- China
- Prior art keywords
- sleeve
- axle sleeve
- base
- positioning pedestal
- sliding surface
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B23/00—Component parts of escalators or moving walkways
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
- B29C45/77—Measuring, controlling or regulating of velocity or pressure of moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
- B29C45/78—Measuring, controlling or regulating of temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C2045/0096—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor drying the moulding material before injection, e.g. by heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76494—Controlled parameter
- B29C2945/76498—Pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76494—Controlled parameter
- B29C2945/76531—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76494—Controlled parameter
- B29C2945/76595—Velocity
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Sliding-Contact Bearings (AREA)
Abstract
The invention provides a high-performance wear-resistant cascaded sleeve. The high-performance wear-resistant cascaded sleeve comprises a locating pedestal, a shaft sleeve base, a sleeve, a sliding face, an oil tank and a locating hole and the like. The high-performance wear-resistant cascaded sleeve is characterized in that the sleeve is mounted on the shaft sleeve base, and the center lines of the sleeve and the shaft sleeve base are overlaid; the locating base is mounted on the sleeve, the edges of the locating base and the sleeve are rounded, and the locating hole is formed in the middle part of the locating pedestal; the sliding face is mounted in the sleeve; and the oil tank is formed in the sliding face. Compared with the prior art, the high-performance wear-resistant cascaded sleeve provided by the invention is simple in structure and relatively low in cost; the high-performance wear-resistant cascaded sleeve is prepared from a polyformaldehyde and molybdenum disulfide composite material, so that the dimensional stability, the wear resistance and the self-lubricity of the shaft sleeve are improved, the loading time at a high-temperature and high-humidity environment is greatly prolonged, and a higher bearing requirement can be further satisfied.
Description
Technical field
A kind of the present invention relates to escalator and moving sidewalk technical field, more particularly to high-performance abrasion-proof step axle sleeve
And its manufacture method.
Background technology
Traditional axle sleeve is by PA6（Polyamide 6）Nylon injection-molding molding, wear-resisting and self-lubricating property are good, it is easy to which molding adds
Work；But water absorption is big, after water suction, impact strength and elastic modelling quantity decline, and article shape and dimensional stability are poor, humidity and
Under high capacity, longtime running is poor.These shortcomings limit PA6 nylon as axle sleeve on escalator and step of moving pavement
Application.And a kind of high-performance abrasion-proof step axle sleeve structure is simple, cost is relatively low, polyformaldehyde+molybdenum bisuphide composite is selected
Dimensional stability, wearability and the self lubricity of axle sleeve to prepare, is not only increased, and can be loaded under hot and humid environment
Time greatly prolongs, moreover it is possible to meet higher bearing requirements.
The content of the invention
Technical problem solved by the invention is to provide a kind of high-performance abrasion-proof step axle sleeve and its manufacture method.
For solving above-mentioned technical problem, the present invention adopts a kind of high-performance abrasion-proof step axle sleeve, including positioning pedestal, axle sleeve
Base, sleeve, sliding surface, oil groove and location hole etc., it is characterised in that the sleeve is arranged on axle sleeve base, sleeve and axle
The centrage of set base overlaps；The positioning pedestal is arranged on sleeve, the equal rounding in edge of positioning pedestal and sleeve, positioning
Base central is provided with location hole；Sliding surface is installed in the sleeve；The sliding surface is provided with oil groove.
Further, the sleeve is arranged on axle sleeve base, and axle sleeve base is provided with places being evenly arranged for bolt
Circular hole, the thickness of sleeve are less than the centrage of the thickness of axle sleeve base, sleeve and axle sleeve base and overlap.
Further, the positioning pedestal is arranged on sleeve, the length of positioning pedestal and the equal length of sleeve, positioning
The equal rounding in edge of pedestal and sleeve, positioning pedestal central authorities are provided with location hole.
Further, sliding surface is installed in the sleeve, sliding surface ensures the normal rotation of axle, between sliding surface and bearing
Gap coordinates, and axle sleeve base adopts interference fit with bearing block.
Further, the sliding surface is provided with oil groove, and oil groove ensures the lubrication of work surface.
The present invention also adopts a kind of manufacture method of high-performance abrasion-proof step axle sleeve, it is characterised in that comprise the steps：
Step one：Raw material preliminary drying, 100 DEG C of preliminary dryings of POM+ molybdenum bisuphide at least 2 hours;
Step 2：Molding proces s parameters are set：1. high injection temperature.First paragraph warm temperature：200℃；Second segment heating temperature
Degree：215℃；3rd section of warm temperature：220℃；4th section of warm temperature：225℃；5th section of warm temperature：220℃.2. high
Speed injection.First paragraph injection speed：13%；Second segment injection speed：37%；3rd section of injection speed：18%.3. dwell pressure.
First paragraph dwell pressure：80bar；Second segment dwell pressure：55bar.
Step 3：Product is projected, products appearance is checked, without bad phenomenon such as shrink, bubble, current marks.After article removal again
Crystallisation by cooling in 50-60 DEG C of water, it is ensured that product's dimensional precision and stability.
Compared with prior art, a kind of high-performance abrasion-proof step axle sleeve structure of the invention is simple, cost is relatively low, selects poly- first
Aldehyde+molybdenum bisuphide composite not only increases dimensional stability, wearability and the self lubricity of axle sleeve, Er Qieneng preparing
Under hot and humid environment, load time is greatly prolonged, moreover it is possible to meet higher bearing requirements.
Description of the drawings
Fig. 1 is the schematic diagram of high-performance abrasion-proof step axle sleeve of the present invention.
Specific embodiment
In present pre-ferred embodiments, the present invention provides a kind of high-performance abrasion-proof step axle sleeve, including positioning pedestal 1, axle sleeve
Base 2, sleeve 3, sliding surface 4, oil groove 5 and location hole 6 etc., it is characterised in that the sleeve 3 is arranged on axle sleeve base 2, set
The centrage of cylinder 3 and axle sleeve base 2 overlaps；The positioning pedestal 1 is arranged on sleeve 3, the edge of positioning pedestal 1 and sleeve 3
Equal rounding, 1 central authorities of positioning pedestal are provided with location hole 6；Sliding surface 4 is installed in the sleeve 3；The sliding surface 4 is provided with
Oil groove 5.
Refer to shown in Fig. 1, sleeve 3 is arranged on axle sleeve base 2, axle sleeve base 2 is provided with the uniform cloth for placing bolt
The circular hole put, the thickness of sleeve 3 are less than the centrage of the thickness of axle sleeve base 2, sleeve 3 and axle sleeve base 2 and overlap.Positioning pedestal
1 is arranged on sleeve 3, the length of positioning pedestal 1 and the equal length of sleeve 3, the equal rounding in the edge of positioning pedestal 1 and sleeve 3
Angle, 1 central authorities of positioning pedestal are provided with location hole 6.Sliding surface 4 is installed in sleeve 3, sliding surface 4 ensures the normal rotation of axle, slides
Face 4 is coordinated with bearing clearance, and axle sleeve base 2 adopts interference fit with bearing block.Sliding surface 4 is provided with oil groove 5, and oil groove 5 ensures
Work surface lubricates.
In addition, the present invention also adopts a kind of manufacture method of high-performance abrasion-proof step axle sleeve, it is characterised in that including as follows
Step：
Step one：Raw material preliminary drying, 100 DEG C of preliminary dryings of POM+ molybdenum bisuphide at least 2 hours；
Step 2：Molding proces s parameters are set：1. high injection temperature.First paragraph warm temperature：200℃；Second segment heating temperature
Degree：215℃；3rd section of warm temperature：220℃；4th section of warm temperature：225℃；5th section of warm temperature：220℃.2. high
Speed injection.First paragraph injection speed：13%；Second segment injection speed：37%；3rd section of injection speed：18%.3. dwell pressure.
First paragraph dwell pressure：80bar；Second segment dwell pressure：55bar.
Step 3：Product is projected, products appearance is checked, without bad phenomenon such as shrink, bubble, current marks.After article removal again
Crystallisation by cooling in 50-60 DEG C of water, it is ensured that product's dimensional precision and stability.
Compared with prior art, present configuration is simple, cost is relatively low, selects polyformaldehyde+molybdenum bisuphide composite
Prepare, not only increase dimensional stability, wearability and the self lubricity of axle sleeve, and when can load under hot and humid environment
Between greatly prolong, moreover it is possible to meet higher bearing requirements.
The above, is only highly preferred embodiment of the present invention, not makees any pro forma restriction to the present invention, is appointed
What those of ordinary skill in the art, under without departing from technical solution of the present invention ambit, using in the method for the disclosure above
Appearance makes many possible variations and modification to technical solution of the present invention, belongs to the scope of claims protection.
Claims (6)
1. a kind of high-performance abrasion-proof step axle sleeve, including positioning pedestal, axle sleeve base, sleeve, sliding surface, oil groove and location hole
Deng, it is characterised in that the sleeve is arranged on axle sleeve base, and the centrage of sleeve and axle sleeve base overlaps；The positioning base
Seat is arranged on sleeve, the equal rounding in edge of positioning pedestal and sleeve, and positioning pedestal central authorities are provided with location hole；In the sleeve
Sliding surface is installed；The sliding surface is provided with oil groove.
2. high-performance abrasion-proof step axle sleeve according to claim 1, it is characterised in that：The sleeve is arranged on axle sleeve base
On, axle sleeve base is provided with the circular hole being evenly arranged for placing bolt, the thickness of the thickness of sleeve less than axle sleeve base, sleeve and
The centrage of axle sleeve base overlaps.
3. high-performance abrasion-proof step axle sleeve according to claim 1, it is characterised in that：The positioning pedestal is arranged on sleeve
On, the equal rounding in edge of the length of positioning pedestal and the equal length of sleeve, positioning pedestal and sleeve, positioning pedestal central authorities set
There is location hole.
4. high-performance abrasion-proof step axle sleeve according to claim 1, it is characterised in that：Slip is installed in the sleeve
Face, sliding surface are coordinated with bearing clearance, and axle sleeve base adopts interference fit with bearing block.
5. high-performance abrasion-proof step axle sleeve according to claim 1, it is characterised in that：The sliding surface is provided with oil groove.
6. a kind of manufacture method of a kind of high-performance abrasion-proof step axle sleeve as described in claim 1-5, it is characterised in that include
Following steps：
Step one：Raw material preliminary drying, 100 DEG C of preliminary dryings of POM+ molybdenum bisuphide at least 2 hours；
Step 2：Molding proces s parameters are set（1. high injection temperature：First paragraph warm temperature, 200 DEG C；Second segment heating temperature
Degree：215℃；3rd section of warm temperature：220℃；4th section of warm temperature：225℃；5th section of warm temperature：220℃；2. high
Speed injection：First paragraph injection speed, 13%；Second segment injection speed, 37%；3rd section of injection speed, 18%；3. dwell pressure,
First paragraph dwell pressure, 80bar；Second segment dwell pressure：55bar）；
Step 3：Product is projected, products appearance is checked, without bad phenomenon such as shrink, bubble, current marks, 50-60 again after article removal
Crystallisation by cooling in DEG C water, it is ensured that product's dimensional precision and stability.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710016316.3A CN106516957A (en) | 2017-01-10 | 2017-01-10 | High-performance wear-resistant cascaded sleeve and manufacturing method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710016316.3A CN106516957A (en) | 2017-01-10 | 2017-01-10 | High-performance wear-resistant cascaded sleeve and manufacturing method therefor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106516957A true CN106516957A (en) | 2017-03-22 |
Family
ID=58336911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710016316.3A Pending CN106516957A (en) | 2017-01-10 | 2017-01-10 | High-performance wear-resistant cascaded sleeve and manufacturing method therefor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106516957A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109576875A (en) * | 2019-01-22 | 2019-04-05 | 依合斯工程塑胶（上海）有限公司 | A kind of textile machines idler wheel product prepared using special polyurethane material |
| CN110744775A (en) * | 2019-10-30 | 2020-02-04 | 江阴普菲特电梯部件有限公司 | Production method of escalator bearing |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202369243U (en) * | 2011-12-12 | 2012-08-08 | 苏州汉森电梯有限公司 | Step axle sleeve for step axle of escalator |
| CN202785215U (en) * | 2012-09-11 | 2013-03-13 | 苏州富士精工电梯有限公司 | Moving walkway with stably-connected pedals |
| CN103814226A (en) * | 2011-09-22 | 2014-05-21 | Ntn株式会社 | Sliding bearing and image formation device |
| CN104791382A (en) * | 2015-05-05 | 2015-07-22 | 浙江长盛滑动轴承股份有限公司 | Integrated metal-based macromolecular composite self-lubrication bearing and manufacturing method thereof |
| CN205527253U (en) * | 2016-03-10 | 2016-08-31 | 东芝电梯株式会社 | Passenger conveyer |
| CN106079771A (en) * | 2016-06-02 | 2016-11-09 | 江苏大学 | A kind of vibration damping wear-resistant self-lubricating axle sleeve and preparation method thereof |
| CN206359104U (en) * | 2017-01-10 | 2017-07-28 | 依合斯工程塑胶（上海）有限公司 | High-performance abrasion-proof step axle sleeve |
-
2017
- 2017-01-10 CN CN201710016316.3A patent/CN106516957A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103814226A (en) * | 2011-09-22 | 2014-05-21 | Ntn株式会社 | Sliding bearing and image formation device |
| CN202369243U (en) * | 2011-12-12 | 2012-08-08 | 苏州汉森电梯有限公司 | Step axle sleeve for step axle of escalator |
| CN202785215U (en) * | 2012-09-11 | 2013-03-13 | 苏州富士精工电梯有限公司 | Moving walkway with stably-connected pedals |
| CN104791382A (en) * | 2015-05-05 | 2015-07-22 | 浙江长盛滑动轴承股份有限公司 | Integrated metal-based macromolecular composite self-lubrication bearing and manufacturing method thereof |
| CN205527253U (en) * | 2016-03-10 | 2016-08-31 | 东芝电梯株式会社 | Passenger conveyer |
| CN106079771A (en) * | 2016-06-02 | 2016-11-09 | 江苏大学 | A kind of vibration damping wear-resistant self-lubricating axle sleeve and preparation method thereof |
| CN206359104U (en) * | 2017-01-10 | 2017-07-28 | 依合斯工程塑胶（上海）有限公司 | High-performance abrasion-proof step axle sleeve |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109576875A (en) * | 2019-01-22 | 2019-04-05 | 依合斯工程塑胶（上海）有限公司 | A kind of textile machines idler wheel product prepared using special polyurethane material |
| CN110744775A (en) * | 2019-10-30 | 2020-02-04 | 江阴普菲特电梯部件有限公司 | Production method of escalator bearing |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170322 |