CN201747298U - Drilling machine propulsion mechanism connected with internal gear face of oscillating tooth of eccentric wheel tappet roller - Google Patents
Drilling machine propulsion mechanism connected with internal gear face of oscillating tooth of eccentric wheel tappet roller Download PDFInfo
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- CN201747298U CN201747298U CN2010202863690U CN201020286369U CN201747298U CN 201747298 U CN201747298 U CN 201747298U CN 2010202863690 U CN2010202863690 U CN 2010202863690U CN 201020286369 U CN201020286369 U CN 201020286369U CN 201747298 U CN201747298 U CN 201747298U
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- eccentric wheel
- tooth
- internal gear
- tappet roller
- oscillating tooth
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Abstract
A drilling machine propulsion mechanism connected with the internal gear face of an oscillating tooth of an eccentric wheel tappet roller is characterized in that both the cross section of the inner bore of a sprocket wheel and the cross section of the excircle of an intermediate shaft are an internal gear tooth curve of the oscillating tooth of the eccentric wheel tappet roller or the equidistant curve of the internal gear tooth curve of the oscillating tooth of the eccentric wheel tappet roller, the inner bore of the sprocket wheel and the excircle of the intermediate shaft form keyless connection on the tooth profile moulding surface of the internal gear of the oscillating tooth of the eccentric wheel tappet roller in a matching manner, a driving motor is fixed on the base, the base is fixed on a propulsion beam, the output shaft of the driving motor is connected with the intermediate shaft, the sprocket wheel is axially fixed by a compression nut, one end of a chain is meshed with the sprocket wheel, the other end of the chain is meshed with a driven sprocket wheel on a chain carrying shaft, the chain carrying shaft is connected with a sprocket wheel adjusting device through a rotary pair, a coupling block is connected to the middle part of the chain through a rotary pair, a pin is fixed on the coupling block, the other end of the pin is sleeved on a bracket, and the sprocket wheel adjusting device is fixed on the propulsion beam.
Description
Technical field
The utility model relates to a kind of drilling machine advancing mechanism, and the drilling machine advancing mechanism that particularly a kind of eccentric wheel tappet roller oscillating tooth internal gear tooth profile connects belongs to the rock drilling machinery equipment technical field.
Technical background
Various rigs are widely used in the engineering explosion hole drill cutter operations such as metallurgy, railway, mine, building materials, highway.Drilling machine advancing mechanism is one of critical component of rig, and it is a kind of mechanism commonly used that chain advances, but driving shaft is many with flat key or splined with connecting of sprocket wheel, and key connecting is to be used for realizing power between axle and the wheel hub and the most common connecting mode that moves and transmit.Common key connects, exist that intensity is low, sharp corner stress concentrates, can not self-centering etc. shortcoming, some shortcomings that splined can avoid common key to connect, but still exist deficiencies such as processing on can not eliminate stress concentrated, centering and the special purpose machine tool, assembling inconvenience, inconvenient maintenance.The utility model eccentric wheel tappet roller oscillating tooth internal gear tooth profile also is applied to rig thrust power mechanism with this connection, for rig provides a kind of self-centering capability strong, easy accessibility, it is concentrated to eliminate stress, and cooperates the rock drilling machinery propulsive mechanism that the simple transfer torque of cross sectional shape is big, be fit to heavy load.
Summary of the invention
It is strong that technical problem to be solved in the utility model provides a kind of self-centering capability, easy accessibility, it is concentrated to eliminate stress, the drilling machine advancing mechanism that the eccentric wheel tappet roller oscillating tooth internal gear tooth profile of the rock drilling machinery propulsive mechanism of big, the suitable heavy load of the simple transfer torque of cooperation cross sectional shape connects.
In order to solve the problems of the technologies described above, the utility model is designed technical scheme: the drilling machine advancing mechanism that eccentric wheel tappet roller oscillating tooth internal gear tooth profile connects, by CD-ROM drive motor, sprocket wheel, clamp nut, dust seal, bearing A, jackshaft, bearing B, base, nut, chain, carriage, chain bolster and driven sprocket, sprocket wheel adjusting device and forward beam are formed, be characterized in: 1. sprocket wheel endoporus, the cross section of jackshaft cylindrical is the equidistant curve of eccentric wheel tappet roller oscillating tooth internal gear tooth curve or eccentric wheel tappet roller oscillating tooth internal gear tooth curve, the sprocket wheel endoporus, the jackshaft cylindrical cooperates formation eccentric wheel tappet roller oscillating tooth internal gear tooth profile keyless, CD-ROM drive motor is by being bolted on the base, base is by being bolted on the forward beam, the output shaft of CD-ROM drive motor connects with jackshaft by flat key or spline, jackshaft is bearing on the base by bearing A and bearing B, bearing A left end is equipped with dust seal, with the jackshaft nut engaged bearing B is located, clamp nut axial restraint sprocket wheel, chain one end and sprocket engagement, the driven sprocket engagement of the other end and chain bolster, the chain bolster connects with the sprocket wheel adjusting device by rotary pair, be connected with coupling block by rotary pair in the middle of the chain, coupling block is consolidated with pin, the other end of pin is enclosed within on the carriage, and the sprocket wheel adjusting device is fixed on the forward beam; 2. eccentric wheel tappet roller oscillating tooth internal gear tooth curve is to be that equivalent mechanism is a slider-crank mechanism by eccentric wheel tappet roller Oscillating Tooth Gear Reducer principle, eccentric wheel tappet roller oscillating tooth internal gear tooth curve that the conjugation transmission obtains and the eccentric wheel roller oscillating tooth gear internal gear tooth curve that obtains by the transmission of eccentric wheel roller oscillating tooth gear internal gear transmission principle conjugation; 3. the hole of eccentric wheel tappet roller oscillating tooth internal gear tooth profile and shaft section vertically are columns, or taper; 4. driven sprocket is eccentric wheel tappet roller oscillating tooth internal gear tooth profile connection or integrally manufactured with the form that connects of sprocket bearing axle.
Because it is the basis that the utility model adopts general chain propulsive mechanism, the sprocket wheel endoporus, the cross section of jackshaft cylindrical is the equidistant curve of eccentric wheel tappet roller oscillating tooth internal gear tooth or eccentric wheel tappet roller oscillating tooth internal gear tooth curve, the sprocket wheel endoporus, the jackshaft cylindrical cooperates formation eccentric wheel tappet roller oscillating tooth internal gear tooth profile keyless, CD-ROM drive motor is by being bolted on the base, base is by being bolted on the forward beam, the output shaft of CD-ROM drive motor connects with jackshaft by key or spline, jackshaft is bearing on the base by bearing A and bearing B, bearing A left end is equipped with dust seal, with the jackshaft nut engaged bearing B is located, clamp nut axial restraint sprocket wheel, chain one end and sprocket engagement, on the other end and the chain bolster from sprocket engagement, the chain bolster connects with the sprocket wheel adjusting device by rotary pair, be connected with coupling block by rotary pair in the middle of the chain, be consolidated with pin on the coupling block, the other end of pin is enclosed within on the carriage, and the sprocket wheel adjusting device is fixed on the forward beam; Therefore this drilling machine advancing mechanism has overcome the deficiency of the drilling machine advancing mechanism of existing employing flat key or splined, for rig provides a kind of, the drilling machine advancing mechanism that a kind of eccentric wheel tappet roller oscillating tooth internal gear tooth profile connects, by CD-ROM drive motor, sprocket wheel, clamp nut, dust seal, bearing A, jackshaft, bearing B, base, nut, chain, carriage, chain bolster and driven sprocket, sprocket wheel adjusting device and forward beam are formed, it is characterized in that: the sprocket wheel endoporus, the cross section of jackshaft cylindrical is the equidistant curve of eccentric wheel tappet roller oscillating tooth internal gear tooth curve or eccentric wheel tappet roller oscillating tooth internal gear tooth curve, the sprocket wheel endoporus, the jackshaft cylindrical cooperates formation eccentric wheel tappet roller oscillating tooth internal gear tooth profile keyless, CD-ROM drive motor is by being bolted on the base, base is by being bolted on the forward beam, the output shaft of CD-ROM drive motor connects with jackshaft by flat key or spline, jackshaft is bearing on the base by bearing A and bearing B, bearing A left end is equipped with dust seal, with the jackshaft nut engaged bearing B is located, clamp nut axial restraint sprocket wheel, chain one end and sprocket engagement, driven sprocket engagement on the other end and the chain bolster, the chain bolster connects by rotary pair with the sprocket wheel adjusting device, chain is middle by being connected with coupling block by rotary pair, coupling block is consolidated with pin, the other end of pin is enclosed within on the carriage, and the sprocket wheel adjusting device is fixed on the forward beam.
Description of drawings
Fig. 1 is the structural representation of the utility model actuating unit;
Fig. 2 is a chain sprocket structure schematic diagram of the present utility model;
Fig. 3 is the plan structure schematic diagram of drilling machine advancing mechanism;
Fig. 4 is the left TV structure schematic diagram of drilling machine advancing mechanism.
The specific embodiment
The utility model is described in further detail below in conjunction with drawings and Examples:
With reference to accompanying drawing, the drilling machine advancing mechanism that eccentric wheel tappet roller oscillating tooth internal gear tooth profile connects, it comprises CD-ROM drive motor 1, sprocket wheel 2, clamp nut 3, dust seal 4, bearing A5, jackshaft 6, bearing B7, base 8, nut 9, chain 10, carriage 11, chain bolster and driven sprocket 12, sprocket wheel adjusting device 13, forward beam 14, it is characterized in that sprocket wheel 2 endoporus, the cross section of jackshaft 6 cylindricals is the equidistant curve of eccentric wheel tappet roller oscillating tooth internal gear tooth curve or eccentric wheel tappet roller oscillating tooth internal gear tooth curve, that is: eccentric wheel tappet roller oscillating tooth internal gear tooth curve is eccentric wheel tappet roller oscillating tooth internal gear tooth curve that obtains by the transmission of eccentric wheel tappet roller Oscillating Tooth Gear Reducer principle conjugation and the eccentric wheel roller oscillating tooth gear internal gear tooth curve that obtains by the transmission of eccentric wheel roller oscillating tooth gear internal gear transmission principle conjugation.Sprocket wheel 2 endoporus, jackshaft 6 cylindricals cooperate formation eccentric wheel tappet roller oscillating tooth internal gear tooth profile keyless, CD-ROM drive motor 1 is by being bolted on the base 8, base 8 is by being bolted on the forward beam 14, the output shaft of CD-ROM drive motor 1 connects with jackshaft 6 by key or spline, jackshaft 6 is bearing on the base 8 by bearing A5 and bearing B7, bearing A5 left end is equipped with dust seal 4, with 9 pairs of bearing B7 location of jackshaft 6 nut engaged, clamp nut 3 axial restraint sprocket wheels 2, chain 10 1 ends and sprocket wheel 2 engagements, driven sprocket engagement on the other end and the chain bolster, the chain bolster connects with sprocket wheel adjusting device 13 by rotary pair, is connected with coupling block by rotary pair in the middle of the chain 10, is consolidated with pin on the coupling block, the other end of pin is enclosed within on the carriage 11, and sprocket wheel adjusting device 13 is fixed on the forward beam 14.The hole and the shaft section of eccentric wheel tappet roller oscillating tooth internal gear tooth profile vertically are columns, or taper.The sprocket bearing axle is eccentric wheel tappet roller oscillating tooth internal gear tooth profile connection or integrally manufactured with the form that connects of driven sprocket 12.Hammer drill and turning power head are fixed on the carriage 11.Hammer drill and turning power head are fixed on carriage 11.The revolution of sprocket wheel 2 drives the rectilinear motion of chain 10, moves down at forward beam 14 by the coupling block on the chain 10 and from coupling block pin drive carriage 11.
In order better to understand eccentric wheel tappet roller oscillating tooth internal gear tooth curve, further specify as follows:
If the R eccentric radius, a is eccentric eccentric throw, R
1Be inside and outside radius of roller, L is a push rod length, and the number of teeth of internal gear is z, and the oscillating tooth gear number of teeth is z+1, is centric slider-crank mechanism for equivalent mechanism, and counterclockwise corner α is a parameter with push rod, then obtains the parametric equation of internal gear tooth by the theory of engagement:
More than be many 1 parametric equations that obtain of the number of teeth of oscillating tooth gear gear ratio internal gear,, when perhaps its equivalent mechanism is non-centric slider-crank mechanism, also can obtain tooth curve by the theory of engagement when the number of teeth of oscillating tooth gear gear ratio internal gear is few 1 the time.When adopting the two-phase shock wave device, this moment oscillating tooth gear number of teeth z
g, the number of teeth z of internal gear
k(z
g=z
k± 2), can obtain tooth curve by the theory of engagement equally.For formula (1), when L=0, the transmission of eccentric wheel tappet roller oscillating tooth internal gear is converted into the transmission of eccentric rod roller oscillating tooth gear internal gear.The number of teeth z of internal gear
kDuring for odd number, the better effects if of eccentric wheel tappet roller oscillating tooth internal gear tooth profile.The utility model is the drilling machine advancing mechanism that eccentric wheel tappet roller oscillating tooth internal gear tooth profile connects and uses this profile to connect.The hole that eccentric wheel tappet roller oscillating tooth internal gear tooth profile connects is the equidistant curve of eccentric wheel tappet roller oscillating tooth internal gear tooth curve and eccentric wheel tappet roller oscillating tooth internal gear tooth curve with the cross-sectional boundaries curve of axle.Eccentric wheel tappet roller oscillating tooth internal gear tooth curve is eccentric wheel tappet roller oscillating tooth internal gear tooth curve that obtains by the transmission of eccentric wheel tappet roller Oscillating Tooth Gear Reducer principle conjugation and the eccentric wheel roller oscillating tooth gear internal gear tooth curve that obtains by the transmission of eccentric wheel roller oscillating tooth gear internal gear transmission principle conjugation.Sprocket wheel endoporus shown in Figure 2 is a=2, R
1=1.5, R=15, L=2, z
k=3, z
gThe profile that=4 internal gear tooths obtain.
Claims (4)
1. the drilling machine advancing mechanism that connects of an eccentric wheel tappet roller oscillating tooth internal tooth wheel face, by CD-ROM drive motor, sprocket wheel, clamp nut, dust seal, bearing A, jackshaft, bearing B, base, nut, chain, carriage, chain bolster and driven sprocket, sprocket wheel adjusting device and forward beam are formed, it is characterized in that: the sprocket wheel endoporus, the cross section of jackshaft cylindrical is the equidistant curve of eccentric wheel tappet roller oscillating tooth internal gear tooth curve or eccentric wheel tappet roller oscillating tooth internal gear tooth curve, the sprocket wheel endoporus, the jackshaft cylindrical cooperates formation eccentric wheel tappet roller oscillating tooth internal gear tooth profile keyless, CD-ROM drive motor is by being bolted on the base, base is by being bolted on the forward beam, the output shaft of CD-ROM drive motor connects with jackshaft by flat key or spline, jackshaft is bearing on the base by bearing A and bearing B, bearing A left end is equipped with dust seal, with the jackshaft nut engaged bearing B is located, clamp nut axial restraint sprocket wheel, chain one end and sprocket engagement, driven sprocket engagement on the other end and the chain bolster, the chain bolster connects by rotary pair with the sprocket wheel adjusting device, chain is middle by being connected with coupling block by rotary pair, coupling block is consolidated with pin, the other end of pin is enclosed within on the carriage, and the sprocket wheel adjusting device is fixed on the forward beam.
2. the drilling machine advancing mechanism that a kind of eccentric wheel tappet roller oscillating tooth internal tooth wheel face according to claim 1 connects, it is characterized in that: described eccentric wheel tappet roller oscillating tooth internal gear tooth curve is to be that equivalent mechanism is a slider-crank mechanism by eccentric wheel tappet roller Oscillating Tooth Gear Reducer principle, eccentric wheel tappet roller oscillating tooth internal gear tooth curve that the conjugation transmission obtains and the eccentric wheel roller oscillating tooth gear internal gear tooth curve that obtains by the transmission of eccentric wheel roller oscillating tooth gear internal gear transmission principle conjugation.
3. the drilling machine advancing mechanism that a kind of eccentric wheel tappet roller oscillating tooth internal tooth wheel face according to claim 1 and 2 connects, it is characterized in that: the hole and the shaft section of described eccentric wheel tappet roller oscillating tooth internal gear tooth profile vertically are columns, or taper.
4. the drilling machine advancing mechanism that a kind of eccentric wheel tappet roller oscillating tooth internal tooth wheel face according to claim 1 connects is characterized in that: described driven sprocket is eccentric wheel tappet roller oscillating tooth internal gear tooth profile connection or integrally manufactured with the form that connects of sprocket bearing axle.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2010202863690U CN201747298U (en) | 2010-08-07 | 2010-08-07 | Drilling machine propulsion mechanism connected with internal gear face of oscillating tooth of eccentric wheel tappet roller |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN2010202863690U CN201747298U (en) | 2010-08-07 | 2010-08-07 | Drilling machine propulsion mechanism connected with internal gear face of oscillating tooth of eccentric wheel tappet roller |
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CN201747298U true CN201747298U (en) | 2011-02-16 |
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ID=43581981
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CN2010202863690U Expired - Lifetime CN201747298U (en) | 2010-08-07 | 2010-08-07 | Drilling machine propulsion mechanism connected with internal gear face of oscillating tooth of eccentric wheel tappet roller |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101936140A (en) * | 2010-08-07 | 2011-01-05 | 湖南恒至凿岩科技有限公司 | Drilling machine advancing mechanism for profile connection of eccentric wheel push rod roller oscillating tooth inner gear profile |
CN102155153A (en) * | 2011-03-11 | 2011-08-17 | 湖南恒至凿岩科技有限公司 | Rock drilling rotational mechanism connected with tooth profile molding surface of roller movable-tooth inner gear of eccentric wheel push rod |
-
2010
- 2010-08-07 CN CN2010202863690U patent/CN201747298U/en not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101936140A (en) * | 2010-08-07 | 2011-01-05 | 湖南恒至凿岩科技有限公司 | Drilling machine advancing mechanism for profile connection of eccentric wheel push rod roller oscillating tooth inner gear profile |
CN101936140B (en) * | 2010-08-07 | 2012-08-22 | 湖南恒至凿岩科技有限公司 | Drilling machine advancing mechanism for profile connection of eccentric wheel push rod roller oscillating tooth inner gear profile |
CN102155153A (en) * | 2011-03-11 | 2011-08-17 | 湖南恒至凿岩科技有限公司 | Rock drilling rotational mechanism connected with tooth profile molding surface of roller movable-tooth inner gear of eccentric wheel push rod |
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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: 20110216 Effective date of abandoning: 20120822 |