Productbeschrijving
SMRV series worm-gear speed reducer is a new-generation of products developed by our company with combination of advanced by technology both at home and abroad.
Characteristics:
(1)Large output torque
(2) Safe, reliable, economical and durable
(3) Stable transmission, quiet operation
(4) High heat-radiating efficiency, high carrying ability
(5) Combination of 2 single-step worm gear speed reducers, meeting the requirements of super speed ratio
(6) Mechanical gearboxes are widely used in the sectors,like foodstuff, ceramics, and chemical manufacturing, as well as packing, printing, dyeing and plastics
Technische gegevens:
(1) Motor input power:0.06kw-15kw
(2) Output torque:4-2320N.M
(3) Speed ratio of worm gear peed reducer: 5/10/15/20/25/30/40/50/60/80/100
(4) With IEC motor input flange: 56B14/71B14/80B5/90B5
Materialen:
(1) NMRV571-NMRV090: Aluminium alloy housing
(2) NMRV110-150: Cast iron housing
(3) Bearing: CHINAMFG bearing & Homemade bearing
(4) Lubricant: Synthetic & Mineral
(5) The material of the worm mandrel is HT250, and the worm ring gear is ZQSn10-1.
(6) With high quality homemade bearings, assembled CHINAMFG oil seals & filled with high quality lubricant.
Operation&mantenance
(1)When worm speed reducer starts to work up to200-400 hours, its lubricant should be replaced.
(2)The gearbox need to replace the oil after 4000 hours.
(3)Worm reduction gearbox is fully filled with lubricant oil after finshed assembly.
(4)Lubricanting oil should be kept enough in the casing and checked at a fixed time.
Kleur:
(1) Blue / Light blue
(2) Silvery White
Kwaliteitscontrole
(1) Quality guarantee: 1 year
(2) Certificate of quality: ISO9001:2000
(3) Every product must be tested before sending
| Motor power | Model | speed ratio | output speed | output toruqe |
| 0.06kw 1400rpm | NMRV030 | 5 | 280rpm | 2.0N.M |
| NMRV030 | 7.5 | 186rpm | 2.6N.M | |
| NMRV030 | 10 | 140rpm | 3.3N.M | |
| NMRV030 | 15 | 94rpm | 4.7N.M | |
| NMRV030 | 20 | 70rpm | 5.9N.M | |
| NMRV030 | 25 | 56rpm | 6.8N.M | |
| NMRV030 | 30 | 47rpm | 7.9N.M | |
| NMRV030 | 40 | 35rpm | 9.7N.M | |
| NMRV030 | 50 | 28rpm | 11.0N.M | |
| NMRV030 | 60 | 24rpm | 12.0N.M | |
| NMRV030 | 80 | 18rpm | 14.0N.M | |
| 0.09kw 1400rpm | NMRV030 | 5 | 280rpm | 2.7N.M |
| NMRV030 | 7.5 | 186rpm | 3.9N.M | |
| NMRV030 | 10 | 140rpm | 5.0N.M | |
| NMRV030 | 15 | 94rpm | 7.0N.M | |
| NMRV030 | 20 | 70rpm | 8.8N.M | |
| NMRV030 | 25 | 56rpm | 10.0N.M | |
| NMRV030 | 30 | 47rpm | 12.0N.M | |
| NMRV030 | 40 | 35rpm | 14.0N.M | |
| NMRV030 | 50 | 28rpm | 17.0N.M | |
| NMRV030 | 60 | 24rpm | 18.0N.M | |
| 0.12kw 1400rpm | NMRV030 | 5 | 280rpm | 3.6N.M |
| NMRV030 | 7.5 | 186rpm | 5.2N.M | |
| NMRV030 | 10 | 140rpm | 6.6N.M | |
| NMRV030 | 15 | 94rpm | 9.3N.M | |
| NMRV030 | 20 | 70rpm | 12.0N.M | |
| NMRV030 | 25 | 56rpm | 14.0N.M | |
| NMRV030 | 30 | 47rpm | 16.0N.M | |
| NMRV030 | 40 | 35rpm | 19.0N.M | |
| NMRV030 | 50 | 28rpm | 22.0N.M | |
| 0.18kw 1400rpm | NMRV030 | 5 | 280rpm | 5.3N.M |
| NMRV030 | 7.5 | 186rpm | 7.7N.M | |
| NMRV030 | 10 | 140rpm | 10.0N.M | |
| NMRV030 | 15 | 94rpm | 14.0N.M | |
| NMRV030 | 20 | 70rpm | 18.0N.M | |
| NMRV030 | 25 | 56rpm | 20.0N.M | |
| NMRV030 | 30 | 47rpm | 24.0N.M |
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| Sollicitatie: | Industry |
|---|---|
| Hardheid: | Gehard |
| Type: | Worm and Wormwheel |
| Output Speed: | 14-280rpm |
| Input Speed: | 1400rpm |
| Ouput Torque: | 2.6-1195n.M |
| Aanpassing: | Beschikbaar |
|
|---|
Can you explain the impact of worm wheels on the overall efficiency of gearing systems?
Worm wheels have a significant impact on the overall efficiency of gearing systems. Here’s a detailed explanation of their influence:
- Overbrengingsverhouding: Worm wheels are known for their high gear reduction ratios, which means they can achieve significant speed reduction in a single stage. This is due to the large number of teeth on the worm wheel compared to the number of starts on the worm. The gear reduction capability of worm wheels allows for the transmission of high torque at low speeds. However, it’s important to note that the high gear reduction also leads to a trade-off in terms of efficiency.
- Inherent Efficiency Loss: Worm gears inherently introduce some efficiency loss due to the sliding action that occurs between the worm and the worm wheel. This sliding action generates friction, which results in energy losses and heat generation. Compared to other types of gears, such as spur gears or helical gears, worm gears typically have lower efficiency levels.
- Self-Locking Property: One unique characteristic of worm wheels is their self-locking property. When the worm wheel is not being actively driven, the friction generated between the worm and the worm wheel prevents the worm wheel from rotating backward. This self-locking feature provides stability and prevents the system from backdriving. However, it also contributes to the overall efficiency loss of the gearing system.
- Lubrication and Friction: Proper lubrication of worm wheels is crucial for reducing friction and improving their efficiency. Lubrication forms a thin film between the worm and the worm wheel, reducing direct metal-to-metal contact and minimizing frictional losses. Insufficient or improper lubrication can lead to increased friction, higher energy losses, and reduced efficiency. Therefore, maintaining appropriate lubrication levels is essential for optimizing the efficiency of worm gear systems.
- Design Factors: Several design factors can impact the efficiency of worm wheels. These include the tooth profile, helix angle, material selection, and manufacturing tolerances. The tooth profile and helix angle can influence the contact pattern and the distribution of loads, affecting efficiency. The choice of materials with low friction coefficients and good wear resistance can help improve efficiency. Additionally, maintaining tight manufacturing tolerances ensures proper meshing and reduces energy losses due to misalignment or backlash.
- Bedrijfsomstandigheden: The operating conditions, such as the applied load, speed, and temperature, can also affect the efficiency of worm wheels. Higher loads and speeds can lead to increased friction and energy losses, reducing efficiency. Elevated temperatures can cause lubricant degradation, increased viscosity, and higher friction, further impacting efficiency. Therefore, operating within the specified load and speed limits and maintaining suitable operating temperatures are essential for optimizing efficiency.
In summary, worm wheels have a notable impact on the overall efficiency of gearing systems. While they offer high gear reduction ratios and self-locking capabilities, they also introduce inherent efficiency losses due to friction and sliding action. Proper lubrication, suitable design considerations, and operating within specified limits are essential for maximizing the efficiency of worm gear systems.
How does the design of worm wheels impact their performance in different environments?
The design of worm wheels plays a significant role in determining their performance in different environments. Here’s a detailed explanation of how the design of worm wheels impacts their performance:
- Tandprofiel: The tooth profile of a worm wheel can significantly affect its performance. Different tooth profiles, such as involute, cycloidal, or modified profiles, offer varying characteristics in terms of contact area, load distribution, and efficiency. The selection of the appropriate tooth profile depends on factors such as the application requirements, load capacity, and desired efficiency. For example, in applications where high load capacity is crucial, a modified tooth profile may be preferred to enhance the gear’s strength and durability.
- Materiaalkeuze: The choice of material for worm wheels is crucial for their performance in different environments. Worm wheels can be made from various materials, including steel, bronze, brass, or specialized alloys. Each material offers different properties such as strength, wear resistance, corrosion resistance, and self-lubrication. The selection of the appropriate material depends on factors such as the operating conditions, anticipated loads, and environmental factors. For example, in applications where corrosion resistance is essential, a stainless steel or corrosion-resistant alloy may be chosen to ensure long-term performance in harsh environments.
- Lubrication and Sealing: Proper lubrication and sealing are vital for the performance of worm wheels, especially in challenging environments. The design of worm wheels should consider factors such as lubrication requirements, sealing mechanisms, and the ability to prevent contamination ingress. Lubrication ensures smooth operation, reduces friction, and minimizes wear between the worm gear and the worm wheel. Effective sealing prevents the entry of contaminants such as dust, dirt, or moisture, which can adversely affect the gear’s performance and lifespan. The design should incorporate appropriate lubrication and sealing provisions based on the specific environmental conditions.
- Heat Dissipation: In environments where high temperatures are present, the design of worm wheels should consider heat dissipation mechanisms. Excessive heat can lead to premature wear, reduced efficiency, and potential damage to the gear system. The design may include features such as cooling fins, heat sinks, or ventilation channels to facilitate heat dissipation and maintain optimal operating temperatures. Proper heat dissipation design ensures the longevity and reliability of worm wheels in high-temperature environments.
- Geluids- en trillingsbeheersing: The design of worm wheels can incorporate features to control noise and vibration, which are particularly important in certain environments. Modifications to the tooth profile, manufacturing tolerances, or the addition of damping elements can help reduce noise and vibration generation. In noise-sensitive environments or applications where excessive vibration can affect precision or stability, the design should prioritize noise and vibration control measures to ensure smooth and quiet operation.
- Environmental Factors: The design of worm wheels should consider specific environmental factors that can impact their performance. These factors may include temperature extremes, humidity, corrosive substances, abrasive particles, or even exposure to outdoor elements. The design may incorporate protective coatings, specialized materials, or enhanced sealing mechanisms to mitigate the effects of these environmental factors. Considering and addressing the specific environmental challenges helps ensure optimal performance and longevity of worm wheels in different environments.
By carefully considering the design aspects mentioned above, worm wheels can be tailored to perform reliably and efficiently in different environments. The design choices made for tooth profile, material selection, lubrication, heat dissipation, noise and vibration control, and addressing environmental factors are essential for optimizing the performance and durability of worm wheels in their intended applications.
Wat zijn de signalen die erop wijzen dat het wormwiel aan vervanging of onderhoud toe is, en hoe kunnen deze worden vastgesteld?
Proper diagnosis of worm wheel condition is crucial for determining whether replacement or maintenance is necessary. Here’s a detailed explanation of the signs indicating a need for worm wheel replacement or maintenance and how they can be diagnosed:
- Overmatige slijtage: Overmatige slijtage van het wormwiel kan worden vastgesteld door visuele inspectie of meting. Tekenen van slijtage zijn onder andere putjes, krassen of een ruw oppervlak op de tanden. Een versleten wormwiel kan een verandering in het tandprofiel of een vermindering van de tanddikte vertonen. Regelmatige inspectie en meting van de tandwielen kunnen helpen bij het diagnosticeren van overmatige slijtage en het bepalen of vervanging of onderhoud nodig is.
- Abnormaal geluid of trilling: Ongebruikelijke geluiden of trillingen tijdens gebruik kunnen wijzen op problemen met het wormwiel. Overmatige slijtage, verkeerde uitlijning of beschadiging van de tandwielen kunnen leiden tot onregelmatige tandwieloverbrenging, met als gevolg geluid of trillingen. Het monitoren en analyseren van geluids- en trillingsniveaus met behulp van sensoren en diagnoseapparatuur kan helpen de oorzaak van het probleem vast te stellen en te bepalen of onderhoud of vervanging van het wormwiel noodzakelijk is.
- Toenemende tegenreactie: Speling verwijst naar de ruimte tussen de tanden van de worm en het wormwiel. Een toename van de speling kan duiden op slijtage, beschadiging van de tanden of een verkeerde uitlijning van het wormwiel. Overmatige speling kan leiden tot een lager rendement, een verminderde positioneringsnauwkeurigheid en meer lawaai. Speling kan worden vastgesteld door de rotatiebeweging tussen de worm en het wormwiel te meten. Als de speling de acceptabele limieten overschrijdt, kan dit wijzen op de noodzaak van onderhoud of vervanging.
- Verminderde efficiëntie of prestaties: Een afname van de algehele efficiëntie of prestatie van het mechanische systeem kan wijzen op problemen met het wormwiel. Verminderde efficiëntie kan verschillende oorzaken hebben, waaronder slijtage, verkeerde uitlijning of beschadiging van de tandwielen. Het monitoren van belangrijke prestatie-indicatoren zoals stroomverbruik, snelheid of koppel kan helpen bij het identificeren van significante veranderingen die kunnen duiden op problemen met het wormwiel. Als de efficiëntie of prestatie onder een acceptabel niveau daalt, kan onderhoud of vervanging noodzakelijk zijn.
- Lekkage of besmetting: Lekkage van smeermiddel of de aanwezigheid van vervuiling rond het wormwiel kan wijzen op een defecte afdichting of schade aan de tandwielkast. Inspectie van de tandwielkast op olielekkage, vuil of vreemde deeltjes kan helpen bij het diagnosticeren van mogelijke problemen. Als het wormwiel onvoldoende gesmeerd is of als er vervuiling aanwezig is, kan dit leiden tot versnelde slijtage, verhoogde wrijving en een kortere levensduur van de tandwielen. Het is essentieel om de oorzaak van de lekkage of vervuiling aan te pakken, en dit kan onderhoud of vervanging van de wormwielonderdelen vereisen.
- Onregelmatige beweging of positionering: If the mechanical system exhibits irregular motion, inconsistent positioning, or unintended movements, it may indicate problems with the worm wheel. Misalignment, wear, or damage to the gear teeth can cause irregular gear meshing, resulting in unpredictable motion or positioning errors. Monitoring and analyzing the system’s motion or positional accuracy can help diagnose any abnormalities that may require maintenance or replacement of the worm wheel.
It’s important to note that proper diagnosis of worm wheel condition often requires a combination of visual inspection, measurement, analysis of sensor data, and expertise in gear systems. Regular inspections, preventive maintenance, and monitoring of key performance indicators can help detect early signs of issues and determine the appropriate course of action, whether it involves maintenance or replacement of the worm wheel.
editor by CX 2024-04-17