CN101024473A - Speed differential mechanism of winching grinder - Google Patents
Speed differential mechanism of winching grinder Download PDFInfo
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- CN101024473A CN101024473A CN 200710019769 CN200710019769A CN101024473A CN 101024473 A CN101024473 A CN 101024473A CN 200710019769 CN200710019769 CN 200710019769 CN 200710019769 A CN200710019769 A CN 200710019769A CN 101024473 A CN101024473 A CN 101024473A
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Abstract
The invention relates to a differential mechanism of entwisting milling device that includes a camshaft, a pair of left string quantity gear and right string quantity gear, an output shaft that one end has shaft disc connecting to left and right string quantity gear, a gear ring that keeps eccentricity with left and right string quantity gear and keeps concentricity with shaft disc, a pair of left and right end cover. The feature is that the gear wrist connects to a bearing disc after passing through left and right string quantity gear, and the right bearing disc locates on camshaft. The advantages of the invention are that it has entirely frame structure and gear wrist would not have distortion and broken, which is benefit for ensuring safety.
Description
Technical field
The present invention relates to a kind of box of tricks that twists grinding machine, be configured in as electric power power transmission and transformation line construction, do in safeguarding on the strand grinding machine of special facilities of lifting or the like of traction, stringing, montant, perpendicular tower, electrical equipment such as voltage transformer and electric power distribution cabinet and so on, play the effect of conversion speed ratio, belong to power construction equipment technology field.
Background technology
Before the box of tricks of the related strand grinding machine of Chinese patent CN2848809Y is released, owing to jointly accommodate poor, speed-changing mechanism in the change speed gear box of strand grinding machine, just jointly be arranged on box of tricks, speed-changing mechanism in the change speed gear box, so there is drawback everywhere, the one, in order to make aforesaid two great institutions of configuration in the change speed gear box, the volume adequacy of change speed gear box must be increased, however still make the interior parts of case crowded, make troubles for assembling, Maintenance and Repair, because can not allow the volume of change speed gear box not infinitely increased by restriction ground; The 2nd, each parts in the change speed gear box directly bear each grade output, require the structural strength of each parts fully to ensure, thereby increase for the difficulty of processing of parts, and technological requirement is harsh; The 3rd, because the restriction in space in the change speed gear box, the shelves number of speed change is few, makes the strand grinding machine little to the traction comformability of different tonnages; The 4th, the transmitting ratio of box of tricks is little, in order to obtain desirable transmitting ratio, needs usually with many gear to be obtained corresponding transmitting ratio.Yet above-mentioned defective is all eliminated dexterously by the disclosed technical scheme of CN2848809Y.
Though the CN2848809Y performance has ultimate attainment technique effect, but from its disclosed structure and still have the shortcoming of blemish in an otherwise perfect thing in conjunction with the instruction of description, the concrete structure of this patent is by (mark has been made mark again by the applicant among the figure) shown in Figure 3, comprise the camshaft 1 that a power take-off shaft that is used for and comes from the change speed gear box that twists grinding machine links, the a pair of left and right cam 11,12 of tool, left and right cam 11,12 are provided with a pair of left and right row amount gear 111,121; One output shaft 2, the one end ends expansion that is used for linking with the strand mill that twists grinding machine is provided with reel 21, and reel 21 is measured gear 111,121 with left and right row and connect; One with left and right row amount gear 111,121 keep eccentric relation and with reel 21 keep concentric relations and with left and right row amount gear 111,121 at its gear ring chamber mating teeth circle 3; A pair of be used for fixing go to the support of strand grinding machine and exportable axle 2, also linking together each other of camshaft 1 hub setting and using make the therebetween left and right end cap 4,5 of gear ring 3.Reel 21 in the such scheme is to pass first pin shaft hole, 1111 backs on the left lateral amount gear 111 and then penetrate second pin shaft hole 1211 on the right lateral amount gear 121 and realizes with 111,121 connections of left and right row amount gear by extending gear bearing pin 211 that on it one group is equipped with axle sleeve 2111.Know therefrom, one group of gear bearing pin 211 is in cantilever position, the no any parts in top (diagram right-hand member) that is to say one group of gear bearing pin 211 give the associativity tube bank, distortion in use very easily occurs, even cause a serious accident because of fatigue causes fracture.And, the applicant has carried out actual test observation and analysis to one group of gear bearing pin 211 of said structure, the result is that one group of gear bearing pin 211 can not embody combined action well, promptly can not be simultaneously stressed, per 2 that often show as in one group are being just stressed effect under the vertical situation with left and right cam 11,12, all the other then are in passive state, thereby have also aggravated the probability of distortion, fracture.As if said circumstances can not appear theoretically, but owing to working accuracy, assembly technology objectively are restricted, thereby unavoidably have above-mentioned phenomenon.
Summary of the invention
Task of the present invention is will provide a kind of can make one group of gear bearing pin on the reel stressed simultaneously and can avoid the gear bearing pin box of tricks of the strand grinding machine that distortion, phenomenon of rupture take place to occur effectively.
Task of the present invention is finished like this, a kind of box of tricks that twists grinding machine, and it comprises: the camshaft of a pair of left and right cam of a tool, left and right cam are provided with a pair of left and right row amount gear; One output shaft, an end expand to be provided with and are used for and reel that left and right row amount gear connects, extend one group of being used for and gear bearing pin that left and right row amount gear connects of cloth to each other on the reel; One with left and right row amount gear keep eccentric relation and with reel keep concentric relation and with left and right row amount gear mating teeth circle; The a pair of left and right end cap of seizing gear ring for output shaft, also being bound up each other of camshaft hub setting on both sides by the arms that is respectively applied for, characteristics are: the axle head of described one group of gear bearing pin after passing left and right row amount gear is linked with a step disk, and right step disk hub setting is on camshaft.
Camshaft of the present invention is provided with the step disk bearing seat, and the central authorities of described step disk are provided with the step disk bearing, and the step disk bearing matches with the step disk bearing seat.
The end of one group of gear bearing pin of the present invention is concaved with the jump ring groove.
Right end cap of the present invention constitute basin shape chamber towards a side of step disk, described step disk is contained in the basin shape chamber, the accent of basin shape dish is provided with step groove, is provided with seal ring in the step groove.
Be equipped with between the left and right cam of the present invention and be used to prevent the left and right capable diaphragm that gear rubs each other mutually of measuring.
Be provided with that one group of quantity equates with described one group of gear bearing pin between on the card of step disk of the present invention and the corresponding pin shaft hole in position.
The quantity of one group of gear bearing pin of the present invention is the 3-8 root, each other with 120 °-45 ° separately.
The present invention makes one group of gear bearing pin become the single-piece framed structure by original cantilevered owing to done above-mentioned design by step disk, can be simultaneously stressed, and in use the gear bearing pin can not occur being out of shape, rupture and help to ensure safety.
Description of drawings
Fig. 1 is one embodiment of the present of invention constructional drawing.
Fig. 2 is an application example figure of the present invention.
Fig. 3 is the constructional drawing of the box of tricks of the strand grinding machine in the prior art.
The specific embodiment
In Fig. 1, one piece of camshaft 1, the middle part of this camshaft 1 with symmetry status be processed with a pair of left and right cam 11,12, left and right row amount gear 111,121 is set respectively on the left and right cam 11,12, specifically be to be separately installed with first, second bearing 1112,1212, realize by first, second bearing 1112,1212 left and right row amount gear 111,121 is arranged on the left and right cam 11,12 in the central authorities that left and right row is measured gear 111,121.Expansion is provided with a diaphragm 14 between the left and right cam 11,12, can make the gap that keeps the thickness degree of diaphragm 14 between the face of gear of left and right row amount gear 111,121, avoids the phase mutual friction.On the wheel rim of left and right row amount gear 111,121, respectively be covered with the tooth that has according to needing quantity, if the number of teeth is 51 teeth, camshaft 1 revolution promptly one encloses for moving 360 ° so, left and right row amount gear 111,121 is the station of a tooth of transmission only, so transmission speed ratio can be presented as 51: 1, and for example the fruit number of teeth is 50 or 52, and speed ratio is 50: 1 or 52: 1 so, and the rest may be inferred.As embodiment, 6 of quantity by the one group of gear bearing pin 211 that is extended on the reel 21 and respectively carry axle sleeve 2111 are example, on the wheel face of left and right row amount gear 111,121, offer hole shape respectively and be preferably first, second circular pin shaft hole 1111,1211, and the position that should guarantee first, second pin shaft hole 1111,1211 fully and gear bearing pin 211 align.The spindle nose 15 of camshaft 1 left end is stretched on the spindle nose bearing 212 that places bearing 21 central authorities, and the axle connector 16 of camshaft 1 right-hand member being stretched over right end cap 5 outside by coupler 7 (Fig. 2 shows) and twist the output shaft coupling of the change speed gear box of grinding machine.
With the location status shown in scheming is example, and camshaft 1 is a power input shaft, and output shaft 2 is then being taken on the effect of takeoff output, uses strand mill 8 work that connect with output shaft 2 of ordering about.See by figure, the left end of output shaft 2 by the left end cap bearing 41 on the left end cap 4 hub setting on left end cap 4, preferred scheme is to adopt a pair of left end cap bearing 41, the axle head that extends outside left end cap at output shaft 2 connects with strand mill 8, that is to say, strand mill 8 is the left ends that are installed in output shaft 2, and aforementioned reel 21 expands establishes the right-hand member that forms in output shaft 2.As a kind of concrete embodiment, facing one of left and right row amount gear 111,121 side at reel 21 hangs down with 60 ° of compartment of terrains and establishes 6 gear bearing pins 211 that respectively are arranged with axle sleeve 2111, they jointly pass cooresponding first pin shaft hole 1111 on the left lateral amount gear 111, cooresponding second pin shaft hole 1211 on the right lateral amount gear 121, the cooresponding pin shaft hole 62 on the step disk 6 successively, are fixed by holding piece such as jump ring then.Because the end at every rooted tooth wheel bearing pin 211 is concaved with jump ring groove 2112, therefore as long as snap in the jump ring groove 2112 with jump ring, gear bearing pin 211 is connect with step disk 6 reliably, thereby make 6 rooted teeth wheel bearing pin 211 show as cantilever position and change over the framework connection by original (prior art), ensured that 6 rooted teeth wheels bearing pin 211 can be stressed jointly, stopped to be out of shape and even the generation of phenomenon of rupture.Through the applicant structure of the present invention and structure shown in Figure 3 have been carried out contrast test, the result finds that surprisingly the loading capability that is subjected to of each gear bearing pin 211 can improve 4-5 doubly, proves that thus the flexural deformation of gear bearing pin 211, breakage problem are thoroughly done away with.Step disk 6 above-mentioned is to be located on the step disk bearing seat 13 of camshaft 1 by its set step disk bearing 61 of central authorities.
The gear ring chamber of gear ring 3 holds for left and right row amount gear 111,121, and the tooth on the left and right row amount gear 111,121 is meshed with the internal tooth 31 on gear ring 3 inwalls, because the effect of a pair of left and right cam 11,12 on the camshaft 1, further say because left and right row amount gear 111,121 is provided in a side of on the left and right cam 11,12, therefore left and right row amount gear 111,121 can keep eccentric relation with gear ring 3, and gear ring 3 is then keeping concentric relation with reel 21.Being provided with one group between on the outer wall of gear ring 3 is used for gear ring 3 is carried out limit mounting positioning groove 32.
Formed reel chamber 43 holds for aforesaid reel 21 on the left end cap 4, formed basin shape chamber 51 holds for step disk 6 on the right end cap 5, the right end cap bearing 53 of right end cap 5 central authorities is inserted for the right-hand member of camshafts 1, with one group of screw 44 pass on the left end cap 4 left end cap fixed orifice 42 until wear and right end cap 5 on right end cap fixed orifice 52 impose nut again and fix.Seen that by figure the middle part of one group of screw 44 is located in the installing and locating groove 32 on the fluted disc 3 just, it is spacing that gear ring 3 has been carried out actv..Sealing between the left and right end cap 4,5 is to ensure by the seal ring 511 that is embedded on right end cap 5.
In Fig. 2, clearly revealed the situation that output shaft 2 connects mutually with the strand mill 8 of strand grinding machine after passing left end cap 4, and camshaft 1 is passing right end cap 5 backs by the output shaft joining situation of coupler 7 with the change speed gear box that twists grinding machine.
The applicant is according to Fig. 1, Fig. 2 narrates principle of work of the present invention, actuating unit (being generally diesel engine or spark ignition engine) work when the strand grinding machine, and make the speed-changing mechanism (change speed gear box) of strand grinding machine and actuating unit realize that power connects by power-transfer clutch, after the speed-changing mechanism speed change, just by the power take-off shaft of speed-changing mechanism transmission of power is given the camshaft 1 of the box of tricks of the present invention that connects by coupler 7, make camshaft 1 rotation, whenever revolving, camshaft 1 turns around (360 °), then because a pair of left side on the camshaft 1, right cam 11,12 effect and make a left side, right lateral amount gear 111,121 only turn over the i.e. angle of a tooth position of a station, thereby the speed ratio that makes speed change is big and stable, and makes a left side, right lateral amount gear 111,121 stability of rotation.Especially the power of output shaft 1 is to obtain by one group of gear bearing pin 211 on its reel 21, and one group of gear bearing pin 211 is driven by left and right row amount gear 111,121, therefore in order to make one group of gear bearing pin 211 can be integrally stressed, the present invention is fixedly connected with step disk 6 at the end of one group of gear bearing pin 211, makes all gear bearing pin 211 stressed unanimities by step disk 6.Along with the slow motion of left and right row amount gear 111,121 on the internal tooth 31 of gear ring 3, then the rotation of reel 21 also shows as slowly and reposefully motion, finally makes strand mill 8 easy motions that directly connect with output shaft 2.In entire work process, gear bearing pin 211 can not deform and even rupture, so safety is better.Suitable or the contrary rotation of camshaft 1 depends on that the manual shift operating handle on the change speed gear box that twists grinding machine is the operation of clutch handle.
Claims (7)
1, a kind of box of tricks that twists grinding machine, it comprises: the camshaft (1) of a pair of left and right cam of a tool (11), (12), left and right cam (11), (12) are provided with a pair of left and right row amount gear (111), (121); One output shaft (2), one end expands to be provided with and is used for and reel (21) that left and right row amount gear (111), (121) connect, extends one group of being used for and gear bearing pin (211) that left and right row amount gear (111), (121) connect of cloth to each other on the reel (21); One with left and right row amount gear (111), (121) keep eccentric relation and with reel (21) keep concentric relation and with left and right row amount gear (111), (121) mating teeth circle (3); A pair of left and right end cap (4), (5) of seizing gear ring (3) for output shaft (2), also being bound up each other of camshaft (1) hub setting on both sides by the arms that are respectively applied for, it is characterized in that the axle head of described one group of gear bearing pin (211) after passing left and right row amount gear (111), (121) is linked with a step disk (6), right step disk (6) hub setting is on camshaft (1).
2, the box of tricks of strand grinding machine according to claim 1, it is characterized in that described camshaft (1) is provided with step disk bearing seat (13), the central authorities of described step disk (6) are provided with step disk bearing (61), and step disk bearing (61) matches with step disk bearing seat (13).
3, the box of tricks of strand grinding machine according to claim 1 is characterized in that the end of described one group of gear bearing pin (211) is concaved with jump ring groove (2112).
4, the box of tricks of strand grinding machine according to claim 1, it is characterized in that described right end cap (5) constitute basin shape chamber (51) towards a side of step disk (6), described step disk (6) is contained in the basin shape chamber (51), the accent of basin shape dish (51) is provided with step groove, is provided with seal ring (511) in the step groove.
5, the box of tricks of strand grinding machine according to claim 1 is characterized in that being equipped with between described left and right cam (11), (12) and is used to prevent left and right row amount gear (111), (121) diaphragm (14) of friction mutually each other.
6, the box of tricks of strand grinding machine according to claim 1 is provided with that one group of quantity equates with described one group of gear bearing pin (211) and the corresponding pin shaft hole in position (62) between it is characterized in that on the card of described step disk (6).
7, according to the box of tricks of claim 1 or 3 or 6 described strand grinding machines, the quantity that it is characterized in that described one group of gear bearing pin (21) is the 3-8 root, each other with 120 °-45 ° separately.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100197698A CN100482567C (en) | 2007-02-08 | 2007-02-08 | Speed differential mechanism of winching grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100197698A CN100482567C (en) | 2007-02-08 | 2007-02-08 | Speed differential mechanism of winching grinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101024473A true CN101024473A (en) | 2007-08-29 |
| CN100482567C CN100482567C (en) | 2009-04-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007100197698A Expired - Fee Related CN100482567C (en) | 2007-02-08 | 2007-02-08 | Speed differential mechanism of winching grinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100482567C (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102849639A (en) * | 2012-09-21 | 2013-01-02 | 常熟市电力线路起重机有限公司 | Cycloidal gear differential device of winching machine |
| CN102849638A (en) * | 2012-09-21 | 2013-01-02 | 常熟市电力线路起重机有限公司 | Cycloidal gear speed reducer of winch machine |
| CN103787217A (en) * | 2014-02-21 | 2014-05-14 | 中国南方电网有限责任公司超高压输电公司南宁局 | Small-tooth-difference transmission light hand winch and using method thereof |
| CN110375051A (en) * | 2019-06-04 | 2019-10-25 | 刘江 | One kind being twisted machine box of tricks |
-
2007
- 2007-02-08 CN CNB2007100197698A patent/CN100482567C/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102849639A (en) * | 2012-09-21 | 2013-01-02 | 常熟市电力线路起重机有限公司 | Cycloidal gear differential device of winching machine |
| CN102849638A (en) * | 2012-09-21 | 2013-01-02 | 常熟市电力线路起重机有限公司 | Cycloidal gear speed reducer of winch machine |
| CN102849639B (en) * | 2012-09-21 | 2014-09-10 | 常熟市电力线路起重机有限公司 | Cycloidal gear differential device of winching machine |
| CN102849638B (en) * | 2012-09-21 | 2014-09-10 | 常熟市电力线路起重机有限公司 | Cycloidal gear speed reducer of winch machine |
| CN103787217A (en) * | 2014-02-21 | 2014-05-14 | 中国南方电网有限责任公司超高压输电公司南宁局 | Small-tooth-difference transmission light hand winch and using method thereof |
| CN110375051A (en) * | 2019-06-04 | 2019-10-25 | 刘江 | One kind being twisted machine box of tricks |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100482567C (en) | 2009-04-29 |
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Granted publication date: 20090429 Termination date: 20140208 |