CN106270318B - Double-screw rod roller side pressure adjusting device - Google Patents
Double-screw rod roller side pressure adjusting device Download PDFInfo
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- CN106270318B CN106270318B CN201510256325.0A CN201510256325A CN106270318B CN 106270318 B CN106270318 B CN 106270318B CN 201510256325 A CN201510256325 A CN 201510256325A CN 106270318 B CN106270318 B CN 106270318B
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Abstract
The invention provides a double-screw rod roller side pressure adjusting device which is bilaterally symmetrical. The motor is directly connected with the speed reducer, and the speed reducer is arranged on the bracket; the gear assembly comprises a pinion, an intermediate gear and an external gear, wherein the first end of the pinion is fixed on an output shaft of the speed reducer, and the second end of the pinion is fixed with an auxiliary bearing; the support component comprises a support, an inner support and an outer support, the intermediate gear rotates from the inner support through a bearing, and the outer gear rotates from the outer support through a bearing; the outer gear drives an outer lead screw through a bearing cover and a key, and the outer lead screw axially slides in an inner hole of the bearing cover; the nut component comprises an outer nut and a locking nut, the outer screw rod and the outer nut form a thread pair, the inner thread of the outer screw rod and the inner screw rod form a thread pair, and the locking nut and the inner screw rod form a thread pair. According to the invention, the roller can be adjusted in an integrated manner by using the outer screw rod in a linkage and electric manner, and the roller can be adjusted in a fine manner by using the inner screw rod in an independent manner.
Description
Technical Field
The invention relates to the field of steel ball or steel forging skew rolling mills, in particular to a double-screw rod roller side pressure adjusting device.
Background
In the steel ball rolling, a roller side pressure adjusting device is used for adjusting the roller spacing of the roller, and the steel ball skew rolling mill has the following requirements on the adjustment of the roller spacing of the roller: 1. the inlet end and the outlet end of the roller are integrally adjusted, and the integral advance or retreat of the roller is included; 2. the inlet end of the roller is independently finely adjusted, and comprises the advancing or retreating of the inlet end of the roller; 3. roll exit end fine adjustment alone includes roll exit end advance or retreat.
The currently applied roller side pressure adjusting method adopts the single adjustment of the two ends (the inlet end and the outlet end of the roller) of the single wire rod, so that the integral linkage adjustment of the roller cannot be realized, the roller spacing needs to be frequently measured in the adjusting process, and the adjusting method is long in time consumption, high in difficulty, high in labor intensity and low in efficiency, particularly for small-specification units.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the existing defects and provide a double-screw roller lateral pressure adjusting device, which adopts a double-screw rod lateral pressure adjusting mechanism, the roller overall adjustment can realize linkage electric adjustment by using an outer screw rod, the roller fine adjustment can realize independent adjustment by using an inner screw rod, and particularly, the device can embody the excellent function of the overall linkage electric adjustment of the roller during adjustment after the roller and a guide plate are replaced.
In order to solve the technical problems, the invention provides the following technical scheme:
a double-screw rod roller side pressure adjusting device is symmetrical on two sides, and comprises a motor, a speed reducer, a bracket, a gear assembly, a bearing, a support assembly, a bearing cover, a key, an outer screw rod, a nut assembly and an inner screw rod, wherein the motor is directly connected with the speed reducer, the speed reducer is arranged on the bracket in a pressing mode, the gear assembly comprises a pinion, an intermediate gear and an outer gear, the first end of the pinion is fixed on an output shaft of the speed reducer, the second end of the pinion is fixedly provided with an auxiliary bearing, the support assembly comprises a bracket, an inner support and an outer support, the intermediate gear is rotated by the inner support through the bearing, the outer gear is rotated by the outer support through the bearing, the outer screw rod is driven by the outer support through the bearing cover and the key, the outer screw rod axially slides in an inner hole of the bearing cover, the nut assembly comprises an outer screw nut and a locking nut, the outer screw rod, the locking nut and the inner screw rod form a thread pair.
Furthermore, the adjusting device comprises a pull rod, a roller box, an adjusting nut and a spring, the pull rod is connected with the roller box, the spring is arranged outside the pull rod and coaxially installed, and the adjusting nut adjusts the compression amount of the spring.
Further, the pinion gear is engaged with the intermediate gear, while the intermediate gear is engaged with the external gears on both sides.
Furthermore, the support, the outer support and the inner support are all fixed on the lower base.
Further, the bearing cover and the outer screw rod are in clearance fit.
The invention relates to a double-screw roller side pressure adjusting device, wherein an outer screw rod realizes the integral linkage adjustment of a roller, and realizes the electric quick adjustment through the transmission of a motor, a speed reducer, gear transmission, a nut and the like. The inner screw rods respectively meet the independent fine adjustment of two ends (inlet ends or outlet ends) of the roller, the two ends are not interfered with each other, and the adjustment requirement of the roller distance is met; because the double-screw rod side pressure adjusting device has an integral linkage adjusting function, when the roller is replaced and the guide plate is adjusted, the roller spacing of the roller can be quickly and correctly adjusted, and the roller spacing at the inlet end and the outlet end of the roller is prevented from being frequently measured; the double-screw rod side pressure adjusting device can shorten the adjusting time of the roller distance of the roller to a greater extent, is particularly important in the continuous assembly line production of steel balls, and improves the production efficiency; the double-screw rod side pressure adjusting device can effectively reduce the labor intensity of operators, reduce the complexity of roller spacing adjustment and simplify the roller spacing adjustment.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is an overall block diagram of the present invention;
FIG. 2 is a partial sectional view taken along line B-B of FIG. 1;
fig. 3 is a sectional view taken along the line a-a in fig. 1.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
As shown in fig. 1-3, the adjusting device for the side pressure of the double-screw roller is of a bilateral symmetry type and comprises a motor 1, a speed reducer 2, a bracket 20, a gear assembly, a bearing assembly, a support assembly, a bearing cover 9, a key 10, an outer screw 11, a nut assembly and an inner screw 18. The motor 1 is directly connected with the speed reducer 2, the speed reducer is arranged on the bracket, the gear assembly comprises a pinion 3, an intermediate gear 4 and an external gear 5, the first end of the pinion 3 is fixed on the output shaft of the speed reducer 2, the second end of the pinion 3 is fixed with an auxiliary bearing 22, the pinion 3 is meshed with the intermediate gear 4, and simultaneously, the intermediate gear 4 is meshed with the external gears 5 on two sides; the support component comprises a support 20, an inner support 7 and an outer support 8, the intermediate gear 4 rotates through a bearing 21 by the inner support 7 fixed on the lower base 6, the outer gear 5 rotates through a bearing 19 by the outer support 8 fixed on the lower base 6, the outer gear 5 drives the outer lead screw 11 through a bearing cover 9 and a key 10, the bearing cover 9 is in clearance fit with the outer lead screw 11, the outer lead screw 11 axially slides in an inner hole of the bearing cover 9, the nut component comprises an outer nut 12 and a locking nut 13, the outer lead screw 11 and the outer nut 12 form a thread pair, an inner thread of the outer lead screw 11 and an inner lead screw 18 form a thread pair, and the locking nut 13 and the inner lead screw 18 form a thread pair.
The adjusting device comprises a pull rod 14, a roller box 15, an adjusting nut 16 and a spring 17, wherein the pull rod 14 is connected with the roller box 15, the spring 17 is arranged outside the pull rod 14 and coaxially mounted, and the adjusting nut 16 adjusts the compression amount of the spring 17.
The invention relates to a double-screw rod roller side pressure adjusting device, which has the following principle:
the whole linkage electric adjustment of the roller is realized by a motor 1 → a speed reducer 2 → a pinion 3 → an intermediate gear 4 → an external gear 5 (two ends: an inlet end and an outlet end) → a bearing cover 9 (two ends: an inlet end and an outlet end) → through keys 10 (two ends: an inlet end and an outlet end) → an external screw rod 11 (two ends: an inlet end and an outlet end) and an external nut 12 (two ends: an inlet end and an outlet end);
the inner screw rod 18 (two ends: inlet end or outlet end) and the inner screw thread (two ends: inlet end or outlet end) of the outer screw rod 11 realize the independent fine adjustment of the inlet end or outlet end of the roller, and the roller is locked by the locking nut 13 after the adjustment is finished;
the compression amount of the spring 17 can be adjusted by the adjusting nut 16 under the action of the spring 17 by the pull rod 14, so as to generate balanced tension on the roller box 15, and the roller box 15 is used for installing a roller; the roller box 15 is kept close to the end part of the inner screw 18, the clearance between the outer screw 11 and the inner screw 18 and the internal threads of the outer nut 12 and the outer screw 11 is eliminated, the roller is prevented from moving, and the roller balance is realized.
According to the double-screw rod side pressure adjusting device for the roller, the outer screw rod 11 realizes integral linkage adjustment of the roller, electric quick adjustment is realized through the transmission of the motor 1, the speed reducer 2, gear transmission, nuts and the like, the inner screw rod 18 meets the independent fine adjustment of two ends (inlet ends or outlet ends) of the roller respectively, the two ends do not interfere with each other, and the adjustment requirement on the roller distance is met; because the double-screw rod side pressure adjusting device has an integral linkage adjusting function, when the roller and the guide plate are replaced and adjusted, the roller spacing of the roller can be adjusted quickly and correctly, and the roller spacing at the inlet end and the outlet end of the roller is prevented from being measured frequently; the double-screw rod side pressure adjusting device can shorten the adjusting time of the roller distance of the roller to a greater extent, is particularly important in the continuous assembly line production of steel balls, and improves the production efficiency; the double-screw rod side pressure adjusting device can effectively reduce the labor intensity of operators, reduce the complexity of roller spacing adjustment and simplify the roller spacing adjustment.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (1)
1. The utility model provides a two lead screw roll side pressure adjusting device, adjusting device is bilateral symmetry type, its characterized in that: the adjusting device comprises a motor, a speed reducer, a gear assembly, a bearing, a support assembly, a bearing cover, a key, an outer lead screw, a nut assembly and an inner lead screw, wherein the motor is directly connected with the speed reducer, the gear assembly comprises a pinion, a middle gear and an outer gear, the first end of the pinion is fixed on an output shaft of the speed reducer, the second end of the pinion is fixed with the bearing, the support assembly comprises a support, an inner support and an outer support, the middle gear is rotated by the inner support through the bearing, the outer gear is rotated by the outer support through the bearing, the outer gear drives the outer lead screw through the bearing cover and the key, the outer lead screw axially slides in an inner hole of the bearing cover, the nut assembly comprises an outer nut and a locking nut, and the outer lead screw and the outer nut form a thread pair, the internal thread of outer lead screw with interior lead screw constitution thread pair, lock nut with interior lead screw constitution thread pair, adjusting device still includes pull rod, roller box, adjusting nut and spring, the pull rod with the roller box is connected, the spring is located the outside of pull rod, coaxial arrangement, adjusting nut adjusts the compression capacity of spring, the pinion with intermediate gear meshes, simultaneously intermediate gear and both sides the external gear meshes, support, outer support with interior support all is fixed on the frame down, the bearing cap with outer lead screw is clearance fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510256325.0A CN106270318B (en) | 2015-05-19 | 2015-05-19 | Double-screw rod roller side pressure adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510256325.0A CN106270318B (en) | 2015-05-19 | 2015-05-19 | Double-screw rod roller side pressure adjusting device |
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| Publication Number | Publication Date |
|---|---|
| CN106270318A CN106270318A (en) | 2017-01-04 |
| CN106270318B true CN106270318B (en) | 2020-09-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510256325.0A Active CN106270318B (en) | 2015-05-19 | 2015-05-19 | Double-screw rod roller side pressure adjusting device |
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| CN (1) | CN106270318B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4822887B1 (en) * | 1970-04-02 | 1973-07-10 | ||
| CN2308452Y (en) * | 1997-07-08 | 1999-02-24 | 邯郸市第一轧钢厂 | Vertical roller mill |
| CN2915300Y (en) * | 2006-04-04 | 2007-06-27 | 车焕洪 | Three-roller skew rolling tube grimper |
| CN101108395A (en) * | 2007-08-22 | 2008-01-23 | 天津市天发重型水电设备制造有限公司 | Rough rolling vertical roller mill |
| CN201070638Y (en) * | 2007-08-22 | 2008-06-11 | 天津市天发重型水电设备制造有限公司 | Edge milling device of rough rolling edger mill |
| CN202263775U (en) * | 2011-09-30 | 2012-06-06 | 天津天重中直科技工程有限公司 | Novel side pressing device for vertical rolling mill |
| CN203958727U (en) * | 2014-06-13 | 2014-11-26 | 上海小松包装机械有限公司 | A kind of simple and easy roller pressure fine-adjustment device of pointer-type of wrapping machine |
| CN204912633U (en) * | 2015-05-19 | 2015-12-30 | 无锡苏创机械设备制造有限公司 | Mariages pole roll side pressure adjusting device |
-
2015
- 2015-05-19 CN CN201510256325.0A patent/CN106270318B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4822887B1 (en) * | 1970-04-02 | 1973-07-10 | ||
| CN2308452Y (en) * | 1997-07-08 | 1999-02-24 | 邯郸市第一轧钢厂 | Vertical roller mill |
| CN2915300Y (en) * | 2006-04-04 | 2007-06-27 | 车焕洪 | Three-roller skew rolling tube grimper |
| CN101108395A (en) * | 2007-08-22 | 2008-01-23 | 天津市天发重型水电设备制造有限公司 | Rough rolling vertical roller mill |
| CN201070638Y (en) * | 2007-08-22 | 2008-06-11 | 天津市天发重型水电设备制造有限公司 | Edge milling device of rough rolling edger mill |
| CN202263775U (en) * | 2011-09-30 | 2012-06-06 | 天津天重中直科技工程有限公司 | Novel side pressing device for vertical rolling mill |
| CN203958727U (en) * | 2014-06-13 | 2014-11-26 | 上海小松包装机械有限公司 | A kind of simple and easy roller pressure fine-adjustment device of pointer-type of wrapping machine |
| CN204912633U (en) * | 2015-05-19 | 2015-12-30 | 无锡苏创机械设备制造有限公司 | Mariages pole roll side pressure adjusting device |
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| CN106270318A (en) | 2017-01-04 |
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