CN212297516U - Winch speed reducer for rotary digging machine - Google Patents
Winch speed reducer for rotary digging machine Download PDFInfo
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- CN212297516U CN212297516U CN202020684627.4U CN202020684627U CN212297516U CN 212297516 U CN212297516 U CN 212297516U CN 202020684627 U CN202020684627 U CN 202020684627U CN 212297516 U CN212297516 U CN 212297516U
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Abstract
The utility model relates to a hoist speed reducer for rotary drilling rig, including speed reducer, cylinder and cylinder support, the speed reducer be fixed in the cylinder, cylinder support is two altogether, is fixed in parallel and the symmetry setting in cylinder both ends respectively, its characterized in that cylinder support lower extreme be fixed with elevating gear, after fixing elevating gear through passing through the installing support with the cylinder, can be according to the difference dig the quick-witted size soon and automatically adjust required height, this structural stability is high to realize the work that the hoist speed reducer can be steady, not only saved the required time of staff's manual regulation, also prolong the life of hoist speed reducer simultaneously.
Description
Technical Field
The utility model relates to a speed reducer technical field, concretely relates to hoist speed reducer for rotary digging machine.
Background
The winch speed reducer comprises a motor, a speed reducer, a coupling, a brake, a roller, a base, a depth indicator and the like. The winch is widely applied to hundreds of projects, is one of main traction equipment, and has the characteristics of large traction force, high speed, compact structure, convenience in operation, safety, reliability and the like. Meanwhile, if the adjustment is not good, the vibration of the roller can be caused, and the service life of the speed reducer is shortened.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a dig hoist speed reducer for machine soon to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a hoisting speed reducer for a rotary digging machine comprises a speed reducer, a roller and roller supports, wherein the speed reducer is fixed in the roller, the roller supports are divided into two parts which are respectively fixed at two ends of the roller and are arranged in parallel and symmetrically;
the upper support comprises a support plate and support legs, the number of the support legs is 4, the support legs are vertically and uniformly fixed on the lower end surface of the support plate, one opposite surface of the lower end of each support leg is provided with a support leg opening penetrating through the support leg, the opening surface of the support leg is parallel to the length direction of the lifting device, the other opposite surface of the support leg is fixedly provided with a sliding shaft, the leg sleeving frame is fixedly provided with a leg sleeving matched with the support leg, the leg sleeving is provided with a leg sleeving groove and a leg sleeving opening along the vertical direction, the lower end of the leg sleeving is fixedly provided with a mounting plate, the side edge of the leg sleeving is fixedly provided with a short support plate connecting the adjacent leg sleeving, the mounting direction of the short support plate is parallel to the width direction of the lifting device, the middle position of the short support plate is fixedly provided with two long support plates which are parallel to each other and are coplanar with the short support plates, the upper end surface of, the shaft hole direction is parallel to the long supporting plate;
short backup pad and long backup pad intersection be fixed with 2 secondary shaft supports, parallel and symmetry set up in primary shaft support both sides, the round hole that the secondary shaft support was seted up is concentric with the shaft hole on the primary shaft support, the roll axis set up between primary shaft support and secondary shaft support, the roll axis totally two, worm wheel quantity be 2, be fixed in on the roll axis between two worms separately, the worm set up between two worm wheels and the worm runs through in the output shaft of primary shaft support lower extreme and motor and be connected, the roll axis end all be provided with a connecting rod, the connecting rod other end run through the landing leg opening and the slip axle is articulated and slide along the cover leg opening mutually, slip axle and the cover leg groove of seting up on the cover leg cooperate.
Preferably, the connection mode between the rolling shaft and the worm wheel and the support rod is a key connection mode.
Preferably, a shaft sleeve is arranged between the rolling shaft and the first shaft support and between the rolling shaft and the second shaft support.
Preferably, a spacer is arranged between the shaft support and the worm wheel.
Preferably, both ends of the rolling shaft are provided with threads and are provided with nuts matched with the threads.
Preferably, one end of the connecting rod hinged with the sliding shaft is of a U-shaped structure.
Preferably, the supporting legs and the sleeve legs are square tubes.
Compared with the prior art, the beneficial effects of the utility model are that: after being fixed to elevating gear through passing through the installing support with the cylinder, can be according to the required height of the automatic regulation of the quick-witted size of digging soon of difference, this structural stability is high to realize the work that the hoist speed reducer can be steady, not only saved the required time of staff's manual regulation, also prolonged the life of hoist speed reducer simultaneously.
Drawings
Fig. 1 is a main view of a hoist reducer for a rotary digging machine according to the present invention;
fig. 2 is a left side view of the hoisting speed reducer for the rotary digging machine of the utility model;
FIG. 3 is a top view of the leg covering frame of the present invention;
FIG. 4 is a front view of the upper frame of the present invention;
FIG. 5 is a top view of the transmission structure of the present invention;
fig. 6 is a front view of the transmission structure of the present invention.
In the figure: 1. the device comprises a speed reducer, 2, a roller, 3, a roller bracket, 4, a lifting device, 401, an upper bracket, 402, a leg sleeving bracket, 403, a short supporting plate, 404, a long supporting plate, 405, a first shaft support, 406, a second shaft support, 407, a rolling shaft, 408, a worm, 409, a motor, 410, a worm wheel, 411, a connecting rod, 412, a sliding shaft, 413, a supporting plate, 414, a supporting leg, 415, a mounting plate, 416, a shaft sleeve, 417, a spacer sleeve, 418 and a leg sleeving.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In addition, if a detailed description of the known art is not necessary to show the features of the present invention, it is omitted. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
Referring to fig. 1 and 2, a hoisting speed reducer for a rotary digging machine comprises a speed reducer 1, a roller 2, a mounting bracket 3 and a lifting device 4, wherein the lifting device comprises an upper bracket 401, a leg-sleeving frame 402, a first shaft support 405, a second shaft support 406, a rolling shaft 407, a worm 408, a worm wheel 411 and a motor 409, the upper bracket 401 is matched with the leg-sleeving frame 402, wherein the supporting legs 414 of the upper support frame 401 and the sleeve legs 418 on the sleeve leg frame 402 are made of square tubes, the upper support frame 401 is formed by welding a supporting plate 413 and the supporting legs 414, to achieve the stability of the upper bracket, referring to fig. 4, the supporting legs 414 are uniformly fixed at four corners of the supporting plate 413, and at the same time, the opposite surface of the lower end of each supporting leg is provided with a supporting leg notch and a supporting leg hole, the opening surface of the opening of the landing leg is parallel to the length direction of the lifting device, the opening surface of the landing leg hole is parallel to the width direction of the lifting device, and a sliding shaft 412 is arranged on the landing leg hole.
Please refer to fig. 3, the leg covering frame is formed by welding a mounting plate 415, a leg covering 418, a short supporting plate 403 and a long supporting plate 404, the mounting plate 415 is welded below the leg covering 418 and is 4 pieces, the number of the short supporting plate 403 and the long supporting plate 406 is two, the leg covering 418 is connected by the short supporting plate 403, the two short supporting plates 403 are connected by the long supporting plate 406 at the middle position, each opposite surface of the leg covering 408 is provided with a leg covering groove and a leg covering notch along the vertical direction of the leg covering, the leg covering notch corresponds to the leg covering notch on the leg covering 404, and the leg covering groove is vertical to the processing surface of the leg covering notch, so as to realize the matching of the upper support 401 and the leg covering frame 402.
Referring to fig. 5 and 6, the first shaft support 405 is fixed at the center of the two long support plates 404, and the installation direction is parallel to the short support plate 403, the second shaft supports 406 are fixed at the two sides of the first shaft support 405 and are located on the short support plates 406 near the welding position with the long support plates 404, the first shaft support and the second shaft support are parallel and concentric with the center hole in the shaft support, the number of the rolling shafts 407 is 2, the rolling shafts are arranged on the first shaft support and the second shaft support through the shaft sleeve 416, so that the smoothness of rotation is achieved, a worm wheel 410 is fixed at the center of the rolling shafts, a worm 408 matched with the worm wheel is arranged at the center of the first shaft support 405 and is located between the two worms, the input end of the worm penetrates through the end face of the first shaft support 405 and is connected with the output shaft of the motor, so that the motor drives the worm to rotate the worm 408 and the, connecting rods 411 are mounted at two ends of a rolling shaft 407, the other end of each connecting rod 411 is of a U-shaped structure and penetrates through a leg opening to be hinged to the sliding shaft 412 and vertically slide along the leg opening, the sliding shaft 412 is matched with a leg covering groove formed in a leg covering, the whole linkage is realized, the rolling shaft 407 is in key connection with a worm wheel 410 and the connecting rods 411, the rotation synchronism of the worm wheel and the connecting rods 411 is realized, a spacer bush 417 is arranged between the worm wheel on the rolling shaft and a shaft support to prevent the worm wheel from sliding on the rolling shaft when rotating, threads are formed in two tail ends of the rolling shaft 407 and are locked by nuts to prevent the connecting rods from sliding in the rotating process.
It should also be noted that, unless expressly stated or limited otherwise, the terms "disposed" and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. To those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific instances, and furthermore, the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to fig. 1, the working principle of the present invention is: the speed reducer 1 is fixed in the roller 2, meanwhile, the mounting bracket 3 of the roller 2 is fixed on the lifting device 4, the motor 409 is started, the worm wheel 410 and the worm 408 are driven to rotate, the rolling shaft 407 drives the connecting rod 411 to move up and down, the other end of the connecting rod 411 is hinged with the sliding shaft 412 at the lower end of the supporting leg, the supporting leg 414 of the upper bracket moves to a specified height in the leg sleeving frame 402 along with the swinging of the connecting rod 411, and therefore the height of the winch speed reducer 1 on the rotary excavator is adjustable.
Claims (7)
1. A hoisting speed reducer for a rotary drilling rig comprises a speed reducer (1), a roller (2) and a roller support (3), wherein the speed reducer (1) is fixed in the roller (2), the roller support comprises two roller supports which are respectively fixed at two ends of the roller and are arranged in parallel and symmetrically, and the hoisting speed reducer is characterized in that a lifting device (4) is fixed at the lower end of the roller support (3), and the lifting device (4) comprises an upper support (401), a leg sleeving frame (402), a first shaft support (405), a second shaft support (406), a rolling shaft (407), a worm wheel (410), a worm (408) and a motor (409);
the upper bracket comprises a supporting plate (413) and supporting legs (414), the number of the supporting legs is 4, the supporting legs are vertically and uniformly fixed on the lower end surface of the supporting plate, one opposite surface at the lower end of each supporting leg is provided with a supporting leg opening penetrating through the supporting leg, the opening surface is parallel to the length direction of the lifting device, the other opposite surface of each supporting leg is fixed with a sliding shaft (412), a leg sleeve (418) matched with the supporting leg is fixed on the leg sleeve frame (402), a leg sleeve groove and a leg sleeve opening are formed in the leg sleeve along the vertical direction, the lower end of the leg sleeve is fixed with a mounting plate (415), the side edge of the leg sleeve is fixed with a short supporting plate (403) connecting adjacent leg sleeves, the mounting direction of the leg sleeve is parallel to the width direction of the lifting device (4), the middle position of the short supporting plate is fixed with two long supporting plates (404) parallel to each other and is coplanar with the short supporting plates, the upper end surface of the long supporting plate is fixed with a first shaft support (405) in, the shaft hole direction is parallel to the long supporting plate;
short backup pad and long backup pad intersection be fixed with 2 second axle support (406), parallel and symmetry set up in first axle support both sides, the round hole that the second axle support was seted up is concentric with the shaft hole on the first axle support, roll axle (407) set up between first axle support and second axle support, the roll axle totally two, worm wheel (410) quantity be 2, be fixed in on the roll axle between two parties respectively, worm (408) set up between two worm wheels and worm (408) run through in the output shaft of first axle support lower extreme and motor and be connected, the roll axle end all be provided with a connecting rod (411), the connecting rod other end run through the landing leg opening and articulate mutually and slide along cover leg opening with slide axle (412), slide axle and the cover leg slot of seting up on the cover leg cooperate.
2. The hoisting speed reducer for the rotary drilling rig according to claim 1, wherein the connection mode between the rolling shaft (407) and the worm gear (410) and the support rod is a key connection.
3. The hoisting speed reducer for the rotary drilling rig according to claim 1, wherein a shaft sleeve (416) is arranged between the rolling shaft (407) and the first shaft support and the second shaft support.
4. The hoisting speed reducer for the rotary drilling rig according to claim 1, wherein a spacer bush (417) is arranged between the shaft support and the worm wheel.
5. The hoisting speed reducer for the rotary drilling rig according to claim 1, wherein two ends of the rolling shaft (407) are provided with threads and are provided with nuts matched with the threads.
6. The hoisting speed reducer for the rotary drilling rig according to claim 1, wherein one end of the connecting rod (411) hinged with the sliding shaft (412) is of a U-shaped structure.
7. The hoisting speed reducer for the rotary drilling rig according to claim 1, wherein the supporting leg (414) and the sleeve leg (418) are square tubes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020684627.4U CN212297516U (en) | 2020-04-29 | 2020-04-29 | Winch speed reducer for rotary digging machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020684627.4U CN212297516U (en) | 2020-04-29 | 2020-04-29 | Winch speed reducer for rotary digging machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212297516U true CN212297516U (en) | 2021-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN202020684627.4U Active CN212297516U (en) | 2020-04-29 | 2020-04-29 | Winch speed reducer for rotary digging machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113171834A (en) * | 2021-05-02 | 2021-07-27 | 刘帅 | Traditional chinese medical science medicinal material grinder |
| CN113369341A (en) * | 2021-06-23 | 2021-09-10 | 鞍钢集团工程技术有限公司 | Multi-roll straightener capable of lifting in single-side guiding mode |
-
2020
- 2020-04-29 CN CN202020684627.4U patent/CN212297516U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113171834A (en) * | 2021-05-02 | 2021-07-27 | 刘帅 | Traditional chinese medical science medicinal material grinder |
| CN113369341A (en) * | 2021-06-23 | 2021-09-10 | 鞍钢集团工程技术有限公司 | Multi-roll straightener capable of lifting in single-side guiding mode |
| CN113369341B (en) * | 2021-06-23 | 2023-03-17 | 鞍钢集团工程技术有限公司 | Multi-roller straightener capable of being guided to ascend and descend at one side |
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