CN201618849U - Speed reducing rotation self-locking device for casting device - Google Patents
Speed reducing rotation self-locking device for casting device Download PDFInfo
- Publication number
- CN201618849U CN201618849U CN2010201525254U CN201020152525U CN201618849U CN 201618849 U CN201618849 U CN 201618849U CN 2010201525254 U CN2010201525254 U CN 2010201525254U CN 201020152525 U CN201020152525 U CN 201020152525U CN 201618849 U CN201618849 U CN 201618849U
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- CN
- China
- Prior art keywords
- worm
- gear
- transmission case
- speed reducing
- locking device
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- Expired - Fee Related
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Abstract
The utility model relates to the field of casting and fusion, in particular to a speed reducing rotation self-locking device for a casting device, which comprises a transmission shaft and a transmission box. A speed reducing motor is arranged on the transmission box; a worm gear device is arranged inside the transmission box; a worm is fixedly connected with the transmission box through a bearing; and a worm wheel is fixed onto the transmission shaft and meshed with the worm. The speed reducing rotation self-locking device is characterized in that a driving gear and a driven gear which are mutually meshed are arranged inside the transmission box; an output shaft of the speed reducing motor penetrates into the transmission box to be fixedly connected with the driving gear; one end of the worm is fixedly connected with the driven gear; and the axis of the worm is parallel to that of the output shaft of the speed reducing motor. By adopting the structure, especially being applied to large-sized casting devices, the speed reducing rotation self-locking device has the advantages of simple structure, safety, reliability, convenient installation and maintenance, low cost, energy saving, noise reduction and the like.
Description
Technical field
The utility model relates to casting, melting field, and specifically a kind of large-scale casting equipment turns round self-locking device with slowing down.
Background technology
At present, existing large-scale apparatus for pouring turns round self-locking device in order to satisfy low speed (large speed ratio), heavy duty, self-locking, labour-saving technological requirement with slowing down, general three grades of drive mechanisms that adopt sprocket wheel+double worm and gear, this device is to be provided with transmission case on power transmission shaft, transmission case is provided with motor, motor shaft and minor sprocket are fixed, and connect with hinge wheel by chain, are provided with second-stage worm gear endless screw apparatus and three grades of worm and gear devices in the transmission case.The one-level transmission is the chain transmission, second-stage worm is fixedlyed connected with transmission case through bearing respectively with three grades of worm screws, and the perpendicular intersection of axis, minor sprocket on the motor shaft of second-stage worm one end outside hinge wheel and transmission case is connected, three grades of worm screw one ends are fixedlyed connected with second-stage worm gear, three grades of worm gears are fixed on the power transmission shaft, and be meshed with three grades of worm screws, the not only whole transmission chain length of this structure, and it is all very high to the requirement on machining accuracy of transmission case and parts, in case the overproof revolution self-locking device idle running angle overproof (this must examine item for the GB regulation) of very easily causing of machining accuracy, simultaneously in order to reduce the idle running angle, need manually transmission repair step by step during installation, installation and maintenance difficulty are bigger, production cycle is long.And because adopt the kind of drive of double worm and gear, whole driving-chain efficient is low, noise is big, caloric value is high.Choice of electrical machine is generally bigger than normal, causes the wasting of resources.
Summary of the invention
The purpose of this utility model is in order to overcome above-mentioned the deficiencies in the prior art, provide a kind of novel structure, with short production cycle, processing request is low, the large-scale casting equipment of easy to assembly, easy to maintenance, energy-saving and noise-reducing is with the revolution self-locking device that slows down.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of casting equipment turns round self-locking device with slowing down, be provided with power transmission shaft and transmission case, transmission case is provided with reducing motor, be provided with the worm and gear device in the transmission case, worm screw is fixedlyed connected with transmission case through bearing, worm gear is fixed on the power transmission shaft, and be meshed with worm screw, it is characterized in that being provided with in the transmission case driving gear and the driven gear that are meshed, the output shaft of reducing motor penetrates transmission case and fixedlys connected with driving gear, worm screw one end is fixedlyed connected with driven gear, and worm axis parallels with reducing motor output shaft axis.
The utility model can be provided with hand gear in the transmission case outside, hand gear comprises handwheel, rotating shaft, chain, driving wheel and driven pulley, rotating shaft one end is fixedlyed connected with transmission case, the other end is fixedlyed connected with handwheel, rotating shaft is provided with driving wheel, the worm screw other end is provided with driven pulley, and driving wheel is connected through chain with driven pulley, so that emergent use when electronic part meets accident.
The utility model can be provided with Non-return ring on worm screw, the Non-return ring two ends are connected with bearing fixing respectively, and the Non-return ring outer wall is fixedlyed connected with transmission case, with the axial force that forms in the carrying transmission process.
Reducing motor in the utility model is fixedlyed connected with transmission case through the end face flange.
Driving gear in the utility model and driven gear can be spur gears, also can be helical gears.
The utility model has the following advantages owing to adopt said structure:
1. the complexes volume is small and exquisite, and the complexes of same power can alleviate 20% than traditional structure weight, and installing space also can significantly reduce, and manufacturing expense also significantly reduces simultaneously.
2. complexes have the function of electronic continuous running, crawl running, manual operation.
3. energy-conservation, noise reduction: owing to shortened driving-chain, promptly remove the first-stage worm gear worm-drive, the chain transmission changes directly (tiltedly) gear drive into, and the not only whole transmission efficiency of whole device significantly improves, and the noise reduction, and caloric value is also little, and economize on electricity can reach about 30%.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the structural representation of the A-A cutaway view of Fig. 1.
Mark among the figure: power transmission shaft 1, transmission case 2, reducing motor 3, worm gear 4, worm screw 5, driving gear 6, driven gear 7, Non-return ring 8, bearing 9
The specific embodiment:
Below in conjunction with accompanying drawing the utility model is further specified:
As shown in drawings, a kind of casting equipment turns round self-locking device with slowing down, be provided with power transmission shaft 1 and transmission case 2, transmission case 2 is provided with reducing motor 3, be provided with worm gear 4 worm screws 5 devices in the transmission case 2, worm screw 5 is fixedlyed connected with transmission case 2 through bearing, worm gear 4 is fixed on the power transmission shaft 1, and be meshed with worm screw 5, it is characterized in that being provided with in the transmission case 2 driving gear 6 and the driven gear 7 that are meshed, the output shaft of reducing motor 3 penetrates transmission case 2 fixedlys connected with driving gear 6, and worm screw 5 one ends are fixedlyed connected with driven gear 7, and worm screw 5 axis parallel with reducing motor 3 output shaft axis.
The utility model can be provided with hand gear in transmission case 2 outsides, hand gear comprises handwheel, rotating shaft, chain, driving wheel and driven pulley, rotating shaft one end is fixedlyed connected with transmission case, the other end is fixedlyed connected with handwheel, rotating shaft is provided with driving wheel, worm screw 5 other ends are provided with driven pulley, and driving wheel is connected through chain with driven pulley, so that emergent use when electronic part meets accident.
The utility model can be provided with Non-return ring 8 on worm screw 5, fixedly connected with bearing 9 respectively in Non-return ring 8 two ends, and Non-return ring 8 outer walls are fixedlyed connected with transmission case 2, with the axial force that forms in the carrying transmission process.
Reducing motor 3 in the utility model is fixedlyed connected with transmission case 2 through the end face flange.
Driving gear 6 in the utility model and driven gear 7 can be spur gears, also can be helical gears.
The utility model in use, reducing motor drives the driving gear rotation, driving gear drives driven gear, worm screw, worm-drive, make worm gear that turning power is passed to power transmission shaft, whole axial forces that whole transmission process produces are born by Non-return ring 8, utilize the characteristic of worm and gear itself to realize slowing down and turn round the function of self-locking.
The utility model has the following advantages owing to adopt said structure:
1, the complexes volume is small and exquisite, and the complexes of same power can alleviate 20% than traditional structure weight, and installing space also can significantly reduce, and manufacturing expense also significantly reduces simultaneously.
2, complexes have the function of electronic continuous operation, crawl running, manual operation.
3, energy-conservation, noise reduction: owing to shortened driving-chain, namely remove the first-stage worm gear worm-drive, the chain transmission changes directly (tiltedly) gear drive into, and whole device not only whole transmission efficiency significantly improves, and reducing noise, and caloric value is also little, and economize on electricity can reach about 30%.
Claims (3)
1. a casting equipment turns round self-locking device with slowing down, be provided with power transmission shaft and transmission case, transmission case is provided with reducing motor, be provided with the worm and gear device in the transmission case, worm screw is fixedlyed connected with transmission case through bearing, worm gear is fixed on the power transmission shaft, and be meshed with worm screw, it is characterized in that being provided with in the transmission case driving gear and the driven gear that are meshed, the output shaft of reducing motor penetrates transmission case and fixedlys connected with driving gear, worm screw one end is fixedlyed connected with driven gear, and worm axis parallels with reducing motor output shaft axis.
2. a kind of casting equipment according to claim 1 turns round self-locking device with slowing down, it is characterized in that the transmission case outside is provided with hand gear, hand gear comprises handwheel, rotating shaft, chain, driving wheel and driven pulley, rotating shaft one end is fixedlyed connected with transmission case, the other end is fixedlyed connected with handwheel, rotating shaft is provided with driving wheel, and the worm screw other end is provided with driven pulley, and driving wheel is connected through chain with driven pulley.
3. a kind of casting equipment according to claim 1 is characterized in that with the revolution self-locking device that slows down worm screw is provided with Non-return ring, and the Non-return ring two ends are connected with bearing fixing respectively, and the Non-return ring outer wall is fixedlyed connected with transmission case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201525254U CN201618849U (en) | 2010-04-08 | 2010-04-08 | Speed reducing rotation self-locking device for casting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201525254U CN201618849U (en) | 2010-04-08 | 2010-04-08 | Speed reducing rotation self-locking device for casting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201618849U true CN201618849U (en) | 2010-11-03 |
Family
ID=43022307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201525254U Expired - Fee Related CN201618849U (en) | 2010-04-08 | 2010-04-08 | Speed reducing rotation self-locking device for casting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201618849U (en) |
-
2010
- 2010-04-08 CN CN2010201525254U patent/CN201618849U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101103 Termination date: 20120408 |