CN201827345U - Screw screw-down device reducer - Google Patents
Screw screw-down device reducer Download PDFInfo
- Publication number
- CN201827345U CN201827345U CN2010205287611U CN201020528761U CN201827345U CN 201827345 U CN201827345 U CN 201827345U CN 2010205287611 U CN2010205287611 U CN 2010205287611U CN 201020528761 U CN201020528761 U CN 201020528761U CN 201827345 U CN201827345 U CN 201827345U
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- box
- communicated
- oil groove
- upper box
- lubricating cup
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Abstract
The utility model relates to a screw screw-down device reducer, which substantially comprises an upper box and a lower box which are locked by bolts. Inner cavities of the upper box and the lower box respectively bear a shaft core via a first bearing and a second bearing, an inner hole of each shaft core is connected with an external screw via splines, a worm gear and a worm are sleeved outside each shaft core in transmission connection, an upper end cover is provided with a first oil cup, the first oil cup is communicated with the inner cavity of the upper box via a first oil inlet passage of the upper end cover, the side wall of the upper box is provided with a second oil cup, the second oil cup is communicated with an inner cavity of the upper box via a second oil inlet passage on the side wall of the upper box, the side wall of the lower box is provided with a third oil cup, and the third oil cup is communicated whit the inner cavity of the lower box via a third oil inlet passage on the side wall of the lower box. The bearings, the worm gear pair and the shaft cores in the upper box and the lower box, and screws connected into the shaft cores are lubricated from the upper sides and the side walls of the upper box and the lower box by the aid of the oil cups, the screw screw-down device reducer is simple in structure, the lubricating passages are reasonable in design, and lubrication is thorough and effective, thereby facilitating prolonging the service life of the screw screw-down device reducer. The screw screw-down device reducer is suitable for steel plants and the like to use in high temperature environments.
Description
Technical field
The utility model relates to a kind of depress spiro rod device speed reducer, is a kind of depress spiro rod device of casting with the fixed mould upper-lower position specifically.
Background technique
In foundry production, must satisfy all size product requirement with upper-lower position adjustment with the speed reducer depress spiro rod by the screw rod fixed mould.The disposable lubricant oil that is full of of speed reducer inner chamber that tradition is used, under the hot environment of casting, speed reducer easily loses oil, loses to cause that speed reducer is lubricated, cooling is insufficient behind the oil, and speed reducer is fragile.
Summary of the invention
Speed reducer easily loses oil and can't add make-up oil when solving available technology adopting speed reducer depress spiro rod, can not pcrmanent lubrication, cooling, deficiencies such as device weak point in working life, the purpose of this utility model provides a kind of simple in structure, can add make-up oil at any time, but device pcrmanent lubrication, cooling, the depress spiro rod device speed reducer of long service life.
The technical solution adopted in the utility model is: a kind of depress spiro rod device speed reducer, mainly comprise on the speed reducer by bolt locking, lower box, the upper box upper end-hole is embedded with upper end cap, upper end cap is provided with case, on, the lower box inner chamber is respectively through first, two bearings are supported with a core, axle in-core hole is the rectangular spline hole, rectangular spline aperture spline connecting screw rod, the outer suit worm gear of axle core, worm gear is connected with the worm drive of upper box one side inside, its technical characterstic is that described upper end cap is provided with first lubricating cup, and first lubricating cup is communicated with the upper box inner chamber through first oil inlet passage of upper end cap; Be respectively equipped with second and third lubricating cup on the described upper and lower wall box, second lubricating cup is communicated with the upper box inner chamber through second oil inlet passage of upper box sidewall; The lower box sidewall is provided with the 3rd lubricating cup, and the 3rd lubricating cup is communicated with the lower box inner chamber through the 3rd oil inlet passage of lower box sidewall.
Further, described first lubricating cup is the needle valve priming cup, and second and third lubricating cup is the pellet shot from a slingshot lubricating cup; Described worm gear, worm screw are connected to two bag gear pairs and connect.
Again further, the described axle outer core that contacts with first and second bearing is respectively equipped with axle core oil groove and lower shaft core oil groove, the upper box inwall that contacts with clutch shaft bearing is provided with the upper box oil groove, the lower box inwall that contacts with second bearing is provided with the lower box oil groove, second lubricating cup is communicated with the upper box oil groove, the upper box oil groove is communicated with through the upper box inner chamber goes up axle core oil groove, and the 3rd lubricating cup is communicated with the lower box oil groove, and the lower box oil groove is communicated with lower shaft core oil groove through the lower box inner chamber; Described rectangular spline hole inwall level is provided with upper and lower annular groove, and last annular groove hole on the axle core is communicated with goes up axle core oil groove, and following annular groove hole under the axle core is communicated with lower shaft core oil groove.
After adopting above technological scheme, the beneficial effect that the utility model reaches is: first lubricating cup on the upper end cap is lubricated to upper box inner chamber fuel feeding through first oil inlet passage, lubricant oil is lubricated clutch shaft bearing, second bearing of supporting axle core successively, adopt the needle valve priming cup can add lubricant oil in advance, slowly oil-feed when the device continuous firing, guarantee to lubricate fully and lasting, prolong bearing working life; Second and third lubricating cup of upper and lower wall box is communicated with upper and lower cabinets cavity through second and third oil inlet passage respectively, lubricant oil is full of upper and lower cabinets cavity, can be lubricated with axle core, first and second bearing and upper and lower cabinet wall to worm gear pair, first and second bearing that two bag gear pairs connect, further improved lubrication effect in the device; The upper and lower annular groove in axle core rectangular spline hole hole, following hole on the axle core are communicated with upper and lower cabinets cavity, and lubricant oil is lubricated screw rod and joint, rectangular spline hole through upper and lower annular groove, guarantees lubricated, the cooling of screw rod and axle core.
The utility model adopts many lubricating cups from top, the sidewall of upper and lower casing the screw rod that upper and lower casing inner bearing, worm gear pair, axle core and axle in-core connect to be lubricated, it is simple in structure, lubrication channel is reasonable in design, can be lastingly, all parts in the lubricating fitting fully, lubricated abundant, effective, help extension fixture working life, be adapted at high temperature environment such as steel mill and use down.
Description of drawings
Fig. 1 is the utility model structural representation.
Among the figure: upper box 1, lower box 2, upper end cap 3, case 4, first lubricating cup, 5, the first oil inlet passages, 6, the second lubricating cups, 7, the second oil inlet passages 8, the 3rd lubricating cup 9, the three oil inlet passages 10, axle core 11, worm gear 12, worm screw 13, clutch shaft bearing 14, the second bearings 15, last axle core oil groove 16, lower shaft core oil groove 17, upper box oil groove 18, lower box oil groove 19, last hole 20, last annular groove 21, following hole 22, following annular groove 23, rectangular spline hole 24.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
Shown in Figure 1, depress spiro rod device speed reducer mainly comprises upper box 1, lower box 2, axle core 11, worm gear 12 and worm screw 13.Upper box 1 and lower box 2 are locked through bolt, upper box 1 upper end-hole is embedded with upper end cap 3, and upper end cap 3 is provided with case 4, and upper end cap 3 is provided with first lubricating cup 5, first lubricating cup 5 is the needle valve priming cup, and first lubricating cup 5 is communicated with upper box 1 inner chamber through first oil inlet passage 6 of upper end cap 3; Upper and lower cabinets cavity is respectively through first and second bearing 14,15 supporting axle cores 11, the endoporus of axle core 11 is rectangular spline hole 24, rectangular spline hole 24 is through the external use screw rod of spline, axle core 11 outer suit worm gears 12, worm gear 12 is in transmission connection with the worm screw 13 of upper box 1 one side inside, and worm gear 12, worm screw 13 are connected to two bag gear pairs and connect; Upper box 1 outer wall is provided with second lubricating cup 7, and upper box 1 inwall that contacts with clutch shaft bearing 14 is provided with upper box oil groove 18, the second lubricating cups 7 and is communicated with upper box oil groove 18 through second oil inlet passage 8 of upper box, and upper box oil groove 18 is communicated with upper box 1 inner chamber; Lower box 2 outer walls are provided with the 3rd lubricating cup 9, lower box 2 inwalls that contact with second bearing 15 are provided with lower box oil groove 19, the 3rd lubricating cup 9 is communicated with lower box oil groove 19 through the 3rd oil inlet passage 10 of lower box, and lower box oil groove 19 is communicated with lower box 2 inner chambers, and second and third lubricating cup is the pellet shot from a slingshot lubricating cup; Be respectively equipped with axle core oil groove 16 and lower shaft core oil groove 17 on the axle outer core that contacts with first and second bearing, last axle core oil groove 16 and lower shaft core oil groove 17 are communicated with upper and lower casing, the rectangular spline hole 24 inwall levels of axle core 11 are provided with upper and lower annular groove 21,23, upper and lower annular groove 21,23 respectively on axle core 11 hole 20, down hole 22 is communicated with and goes up an axle core oil groove 16, lower shaft core oil groove 17.
During this depress spiro rod device speed reducer work, first lubricating cup on the upper end cap lubricates clutch shaft bearing through first oil inlet passage to upper box inner chamber fuel feeding; Second and third lubricating cup of upper and lower wall box is communicated with lubricated second bearing of upper and lower cabinets cavity fuel feeding, axle core, worm gear and worm screw through second and third oil inlet passage respectively; Upper and lower cabinets cavity hole, following hole on the axle core are communicated with the lubricated external screw rod of upper and lower annular groove fuel feeding in rectangular spline hole.Single unit system is fully lubricated, high lubricating effect, and the life-span is long, is fit to the high temperature occasion and uses.
Claims (5)
1. depress spiro rod device speed reducer, mainly comprise by in the bolt locking, lower box (1,2), the upper box upper end-hole is embedded with upper end cap (3), upper end cap is provided with case (4), on, the lower box inner chamber is respectively through first, two bearings (14,15) be supported with a core (11), axle in-core hole is rectangular spline hole (24), rectangular spline aperture spline connects outer screw, the outer suit worm gear (12) of axle core, and the worm screw (13) of worm gear and upper box one side inside is in transmission connection, it is characterized in that: described upper end cap (3) is provided with first lubricating cup (5), and first lubricating cup is communicated with the upper box inner chamber through first oil inlet passage (6) of upper end cap; Described upper box sidewall is provided with second lubricating cup (7), and second lubricating cup is communicated with the upper box inner chamber through second oil inlet passage (8) of upper box sidewall; The lower box sidewall is provided with the 3rd lubricating cup (9), and the 3rd lubricating cup is communicated with the lower box inner chamber through the 3rd oil inlet passage (10) of lower box sidewall.
2. depress spiro rod device speed reducer according to claim 1 is characterized in that: described first lubricating cup (5) is the needle valve priming cup; Second and third lubricating cup (7,9) is the pellet shot from a slingshot lubricating cup.
3. depress spiro rod device speed reducer according to claim 2 is characterized in that: described worm gear (12) is connected to two bag gear pairs with worm screw (13) and is connected.
4. depress spiro rod device speed reducer according to claim 1, it is characterized in that: described with first, two bearings (14,15) axle core (11) outer wall of contact is respectively equipped with axle core oil groove (16) and lower shaft core oil groove (17), upper box (1) inwall that contacts with clutch shaft bearing (14) is provided with upper box oil groove (18), lower box (2) inwall that contacts with second bearing (15) is provided with lower box oil groove (19), second lubricating cup is communicated with the upper box oil groove, the upper box oil groove is communicated with through the upper box inner chamber goes up axle core oil groove, the 3rd lubricating cup is communicated with the lower box oil groove, and the lower box oil groove is communicated with lower shaft core oil groove through the lower box inner chamber.
5. depress spiro rod device speed reducer according to claim 4, it is characterized in that: described rectangular spline hole (24) inwall level is provided with upper and lower annular groove (21,23), last annular groove is axle core oil groove (16) in hole (20) connection on the axle core, and following annular groove hole (22) under the axle core is communicated with lower shaft core oil groove (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205287611U CN201827345U (en) | 2010-09-09 | 2010-09-09 | Screw screw-down device reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205287611U CN201827345U (en) | 2010-09-09 | 2010-09-09 | Screw screw-down device reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201827345U true CN201827345U (en) | 2011-05-11 |
Family
ID=43965883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205287611U Expired - Lifetime CN201827345U (en) | 2010-09-09 | 2010-09-09 | Screw screw-down device reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201827345U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101963223A (en) * | 2010-09-09 | 2011-02-02 | 江苏泰隆减速机股份有限公司 | Speed reducer of screwdown threaded rod device |
| CN105692490A (en) * | 2016-04-14 | 2016-06-22 | 中国船舶重工集团公司第七0四研究所 | Small-size large-load ball screw lift |
| CN109500093A (en) * | 2019-01-07 | 2019-03-22 | 中钢集团西安重机有限公司 | A kind of traverse displacement unit of intermediate calender rolls system string roller mechanism |
-
2010
- 2010-09-09 CN CN2010205287611U patent/CN201827345U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101963223A (en) * | 2010-09-09 | 2011-02-02 | 江苏泰隆减速机股份有限公司 | Speed reducer of screwdown threaded rod device |
| CN101963223B (en) * | 2010-09-09 | 2012-12-12 | 江苏泰隆减速机股份有限公司 | Speed reducer of screwdown threaded rod device |
| CN105692490A (en) * | 2016-04-14 | 2016-06-22 | 中国船舶重工集团公司第七0四研究所 | Small-size large-load ball screw lift |
| CN109500093A (en) * | 2019-01-07 | 2019-03-22 | 中钢集团西安重机有限公司 | A kind of traverse displacement unit of intermediate calender rolls system string roller mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110511 Effective date of abandoning: 20130306 |
|
| RGAV | Abandon patent right to avoid regrant |