CN102207134A - Quick connecting ball pair type coupler - Google Patents
Quick connecting ball pair type coupler Download PDFInfo
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- CN102207134A CN102207134A CN2011100609815A CN201110060981A CN102207134A CN 102207134 A CN102207134 A CN 102207134A CN 2011100609815 A CN2011100609815 A CN 2011100609815A CN 201110060981 A CN201110060981 A CN 201110060981A CN 102207134 A CN102207134 A CN 102207134A
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- flange plate
- shaft flange
- input shaft
- connected body
- mandrel
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Abstract
The invention discloses a quick connecting ball pair type coupler which comprises an input shaft flange plate, an output shaft flange plate and a connector, wherein the connector comprises a core shaft, a rubber elastomer is arranged at one end of the core shaft in a wrapped manner, metal blocks are uniformly arranged on an outer circumferential surface of the rubber elastomer, the core shaft, the rubber elastomer and the metal blocks are adhered to form an integrated structure, a boss is arranged on the outer circumferential surface at the other end of the core shaft, a jacket is provided with a retainer which is provided with a barb, a spring is fixedly arranged on the end of the retainer, which is close to the barb, a group of circular holes are uniformly arranged in the end of the retainer, which is away from the barb, along a circumferential direction, steel balls are arranged in the circular holes, the end of the connector, which is provided with the rubber elastomer, is arranged in a blind hole of the input shaft flange plate, and the other end of the connector is arranged in a through hole of the output shaft flange plate. When the quick connecting ball pair type coupler disclosed by the invention is adopted, two shafts can be coupled and disassembled quickly and conveniently, and rotation errors are reduced to a certain extent; and moreover, the quick connecting ball pair type coupler has the advantages of low energy consumption, safety, reliability, compact structure and high power.
Description
Technical field
The present invention relates to a kind of transmission device, particularly a kind of coupling.
Background technique
Usually under the operating mode, the General Purpose Rubber coupling is after the use of long period, exist the elastic fatigue of rubber to destroy easily, elastomeric torsional oscillation intensity reduces, the moment of torsion that bears descends, thereby causing elastomer to lose efficacy, can't compensating shaft be the error that misaligns that produces in the driving mechanism installation and operation process; Crown gear coupling has the technological requirement height, vibrating noise is big, less economical and the shortcoming of pollution context; Hooks coupling universal coupling is easy to generate additional dynamic load in transmission process, need during installation to use in pairs, and axial distance is long, and is bulky, and the error of transmission simultaneously is bigger.
Great majority two half-couplings connect by bolt and nut and connect, and installation and removal need be wasted time and energy by special tool, and inefficiency is less economical.In view of the shortcoming of people to coupling in the high request of coupling and the prior art, and the labor intensity that reduces operation element, increase work efficiency, reduce cost.Fully excavating under novel high-performance integration engineering rubber and the inexpensive steels material advantage, certainly will need to develop a kind of connection and dismounting fast and convenient, energy consumption is little, safe, reliable, the transmission vibrating noise is little, can realize the film lubrication loading and unloading, compact structure and high-power coupling, satisfies current market demand.
Summary of the invention
In view of this, the purpose of this invention is to provide a kind of connect and dismounting fast and convenient, energy consumption is little, the quick hitch ball pair formula coupling of safe, reliable, advantage such as the transmission vibrating noise is little, compact structure and power are big.
The objective of the invention is to be achieved through the following technical solutions: the secondary formula coupling of a kind of quick hitch ball, comprise and being used for input shaft fixedly connected input shaft flange plate and the output shaft flange plate that is used for fixedlying connected with output shaft, the circumference upper edge coupling of input shaft flange plate is the uniform blind hole that is provided with axially, the axial uniform setting of the circumferencial direction upper edge coupling through hole corresponding with blind hole of output shaft flange plate also comprises the connected body that is used to connect input shaft flange plate and output shaft flange plate; Described connected body comprises mandrel, mandrel one end parcel is provided with rubber elastomer, the external peripheral surface of rubber elastomer evenly is provided with slug, mandrel, rubber elastomer and slug bonding are set to integrative-structure, the external peripheral surface of the mandrel the other end is provided with boss and overcoat is provided with the retainer of being with barb, fixedly install spring near barb one end on the retainer, retainer along the circumferential direction evenly is provided with one group of circular hole away from barb one end, and steel ball is set in the circular hole; The end that connected body is provided with rubber elastomer is arranged in the blind hole of input shaft flange plate, and the other end is arranged in the through hole of output shaft flange plate.
Further, be arranged with baffle plate near output shaft flange plate one side in the mode of interference fit on the described mandrel.
Further, described input shaft flange plate is connected by interference fit with connected body, and connected body is distributed on the circumferencial direction of input shaft flange plate with one group form.
Further, the end of described slug is provided with angle of lead α.
Further, same group of rigidity grade of described connected body should be consistent, and the rigidity class letter is imprinted at the visual location place of the non-fitting surface of connected body.
Further, the mandrel both ends of the surface of described connected body are provided with the Type B machining center hole that band protects awl, and mandrel is provided with angle of lead β.
Further, same group of form and position tolerance grade of described steel ball unanimity.
Further, described retainer stainless steel forms by punching press and flanging process manufacturing;
Further, input shaft flange plate is provided with the cone shape hole with the input shaft secure fit; Described cone shape hole conical surface is provided with annular oil groove.
Beneficial effect of the present invention:
1, the secondary formula coupling of the quick hitch ball of the present invention, two between centers connect and dismantle quick, convenient, energy consumption is little, safety and reliable, reduced simultaneously turn error to a certain extent, but self adaption is regulated and compensation manufacturing, assembling and driving error, and has reduced the non-equilibrium moment in the transmission process to a great extent; Can realize that oil film does not have the friction loading and unloading, compact structure, power is big.
2, the connected body of the secondary formula coupling of the quick hitch ball of the present invention produces the radial precompressed amount of deformation of 4%-5% by the input shaft flange plate blind hole with interference fit, and the uniform slug coordination of a determining deviation on the circumferencial direction, thereby eliminate the tensile stress that when sulfuration and loading, produces, improve secondary formula coupling bearing capacity of quick hitch ball and rigidity, reduce the drift on the rotational axis simultaneously.
Description of drawings
Below in conjunction with drawings and Examples the present invention is further described:
Accompanying drawing 2 be Fig. 1 along A-A to sectional view;
Accompanying drawing 3 is the assembly structure schematic representation between connected body and retainer, the steel ball;
Accompanying drawing 4 be Fig. 3 along B-B to sectional view.
Embodiment
As shown in the figure, the secondary formula coupling of quick hitch ball of the present invention, comprise and being used for input shaft fixedly connected input shaft flange plate 1 and the output shaft flange plate 2 that is used for fixedlying connected with output shaft, the circumference upper edge coupling of input shaft flange plate 1 is the uniform blind hole that is provided with axially, the axial uniform setting of the circumferencial direction upper edge coupling through hole corresponding with blind hole of output shaft flange plate 2 also comprises the connected body that is used to connect input shaft flange plate 1 and output shaft flange plate 2; Described connected body comprises mandrel 3, mandrel 3 one ends parcel is provided with rubber elastomer 4, the external peripheral surface of rubber elastomer 4 evenly is provided with slug 5, mandrel 3, rubber elastomer 4 and slug 5 bondings are set to integrative-structure, the external peripheral surface of mandrel 3 the other ends is provided with boss 6 and overcoat is provided with the retainer 7 of being with barb 7a, fixedly install spring 8 near barb 7a one end on the retainer 7, retainer 7 along the circumferential direction evenly is provided with one group of circular hole away from barb 7a one end, and steel ball 9 is set in the circular hole; The end that connected body is provided with rubber elastomer is arranged in the blind hole of input shaft flange plate 1, and the other end is arranged in the through hole of output shaft flange plate 2.
Adopt the connection of the secondary formula coupling of quick hitch ball of the present invention and dismantle concrete mode and be: during assembling, the blind hole of the input shaft flange plate of at first an end of band rubber elastomer on the connected body being packed into, the other end stretches in the through hole of output shaft flange plate, retainer is enclosed within the mandrel of connected body from the output shaft flange plate beyond the direction of input shaft flange plate the mode through hole of output shaft flange plate of packing into again, behind the pressure spring, between input shaft flange plate and output shaft flange plate, steel ball packed in the circular hole of retainer, trip spring, steel ball is held the boss of frame and mandrel behind axial restraint, can finish the assembling of coupling; During dismounting, input shaft flange plate is fixed, spur the output shaft flange plate dorsad, spring is compressed, after the steel ball landing, and can the easy removal coupling.
Therefore, in the working procedure of the secondary formula coupling of quick hitch ball of present embodiment, two between centers connect and dismantle quick, convenient, energy consumption is little, safety and reliable.
As the further improvement to the foregoing description, close output shaft flange plate one side is arranged with baffle plate 10 in the mode of interference fit on the described mandrel 3.The setting of baffle plate 10, prevent coupling in the course of the work the accident work of steel ball take off, influence the proper functioning of coupling.
As the further improvement to the foregoing description, described input shaft flange plate 1 is connected by interference fit with connected body, and connected body is distributed on the circumferencial direction of input shaft flange plate 1 with one group form.In the present embodiment, this coupling connected body is embedded in before the input shaft flange plate blind hole, rubber elastomer 4 is in the nature elongation state, and rubber elastomer 4 produces 4.3% radial compression amount of deformation (interference fit) after being embedded in blind hole, can eliminate the tensile stress that produces when sulfuration and loading; Simultaneously, six lobe sluies, 5 coordinations that are provided with uniformly at intervals in a circumferential direction improve the bearing capacity and the rigidity of the secondary formula coupling of quick hitch ball, reduce simultaneously on the rotational axis drift because of.
As the further improvement to the foregoing description, the end of described slug 5 is provided with angle of lead α.Angle of lead α is 30 ° in the present embodiment.During assembling, smear a small amount of lubricating grease at input shaft flange plate blind hole mouth, connected body is radial precompressed, the axial pressure machine is disposable shifts connected body onto stroke stop point, thereby this coupling vibrating noise is little, adaptivity is strong, and accuracy of manufacturing is low simultaneously, alignment error is little, economic environmental protection.
As the further improvement to the technical program, same group of rigidity grade of described connected body should be consistent, and the rigidity class letter is imprinted at the visual location place of the non-fitting surface of connected body.Stressed even when coupling is loaded, mechanical transmission is steady; In addition, hardness level sign should be imprinted at easily seeing of the non-fitting surface of connected body and is not easy during installation and removal to obscure in the position.
As the further improvement to the technical program, mandrel 3 both ends of the surface of described connected body are provided with the Type B machining center hole that band protects awl, and mandrel is provided with angle of lead β.Integrate design, manufacturing, assembling and measuring basis, the repeatability height, coaxality and jitter values are little.
As further improvement to the technical program, 9 same groups of form and position tolerance grades of described steel ball unanimity.The carrying steel ball number increases behind the stand under load, and stressed trend is even; And when prepackage the steel ball face smear a small amount of lubricating grease, steel ball 4 is gone slick freely.
As the further improvement to the technical program, described retainer 7 forms by punching press and flanging process manufacturing for stainless steel.Technology is simple, and sliding friction between retainer 7 and the steel ball 9 reduces the alternating stress of retainer, and hardness ratio steel ball 4 is low and wear resistance is good, and friction factor is little.
As the further improvement to the technical program, input shaft flange plate 1 is a coned face with the face of input shaft secure fit; Conical surface is provided with annular oil groove 1a.When assembling or dismounting, in annular oil groove, inject high pressure oil and can make cooperation conical surface moment formation high pressure oil film, thereby realize the oil lubrication loading and unloading of flange plate and input shaft.
Explanation is at last, above embodiment is only unrestricted in order to technological scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technological scheme of the present invention, and not breaking away from the aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (9)
1. secondary formula coupling of quick hitch ball, comprise and being used for fixedly connected input shaft flange plate of input shaft (1) and the output shaft flange plate (2) that is used for fixedlying connected with output shaft, the circumference upper edge coupling of input shaft flange plate (1) is the uniform blind hole that is provided with axially, the axial uniform setting of the circumferencial direction upper edge coupling through hole corresponding with blind hole of output shaft flange plate (2) is characterized in that: also comprise the connected body that is used to connect input shaft flange plate (1) and output shaft flange plate (2); Described connected body comprises mandrel (3), mandrel (3) one ends parcel is provided with rubber elastomer (4), the external peripheral surface of rubber elastomer (4) evenly is provided with slug (5), mandrel 3, rubber elastomer (4) and slug (5) bonding are set to integrative-structure, the external peripheral surface of mandrel (3) the other end is provided with boss (6) and overcoat is provided with the retainer (7) of being with barb (7a), retainer (7) is gone up near barb (7a) end and is fixedly installed spring (8), retainer (7) along the circumferential direction evenly is provided with one group of circular hole away from barb (7a) end, and steel ball (9) is set in the circular hole; The end that connected body is provided with rubber elastomer is arranged in the blind hole of input shaft flange plate (1), and the other end is arranged in the through hole of output shaft flange plate (2).
2. the secondary formula coupling of quick hitch ball according to claim 1 is characterized in that: upward close output shaft flange plate one side of described mandrel (3) is arranged with baffle plate (10) in the mode of interference fit.
3. the secondary formula coupling of quick hitch ball according to claim 2, it is characterized in that: described input shaft flange plate (1) is connected by interference fit with connected body, and connected body is distributed on the circumferencial direction of input shaft flange plate (1) with one group form.
4. the secondary formula coupling of quick hitch ball according to claim 3, it is characterized in that: the end of described slug (5) is provided with angle of lead α.
5. the secondary formula coupling of quick hitch ball according to claim 4 is characterized in that: same group of rigidity grade of described connected body should be consistent, and the rigidity class letter is imprinted at the visual location place of the non-fitting surface of connected body.
6. the secondary formula coupling of quick hitch ball according to claim 5, it is characterized in that: the mandrel of described connected body (3) both ends of the surface are provided with the Type B machining center hole that band protects awl, and mandrel is provided with angle of lead β.
7. the secondary formula coupling of quick hitch ball according to claim 6 is characterized in that: same group of form and position tolerance grade of described steel ball (9) unanimity.
8. the secondary formula coupling of quick hitch ball according to claim 7, it is characterized in that: described retainer (7) forms by punching press and flanging process manufacturing for stainless steel.
9. the secondary formula coupling of quick hitch ball according to claim 8 is characterized in that: input shaft flange plate (1) is a coned face with the face of input shaft secure fit; Conical surface is provided with annular oil groove (1a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100609815A CN102207134A (en) | 2011-03-15 | 2011-03-15 | Quick connecting ball pair type coupler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100609815A CN102207134A (en) | 2011-03-15 | 2011-03-15 | Quick connecting ball pair type coupler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102207134A true CN102207134A (en) | 2011-10-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100609815A Pending CN102207134A (en) | 2011-03-15 | 2011-03-15 | Quick connecting ball pair type coupler |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103047307A (en) * | 2011-10-13 | 2013-04-17 | 株式会社九州哈塞克 | Flexible shaft coupling |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB645748A (en) * | 1948-10-16 | 1950-11-08 | Andre Rubber Co | Improvements relating to couplings |
| JPS59212528A (en) * | 1983-05-19 | 1984-12-01 | Shiyouyou Giken Kogyo Kk | Shaft joint |
| CN2054107U (en) * | 1989-04-21 | 1990-03-07 | 向军 | Monodirectional auto-locking positioning device |
| CN2129842Y (en) * | 1992-06-09 | 1993-04-14 | 胡鸿卿 | Pair pin spring coupling |
| CN1470775A (en) * | 2003-06-20 | 2004-01-28 | 哈尔滨工业大学 | Coupling with metal rubber pin |
| CN2769591Y (en) * | 2004-12-30 | 2006-04-05 | 陈天龙 | Fast positioning locking mechanism |
| CN2926654Y (en) * | 2006-05-22 | 2007-07-25 | 孙浩 | Column-pin coupler |
-
2011
- 2011-03-15 CN CN2011100609815A patent/CN102207134A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB645748A (en) * | 1948-10-16 | 1950-11-08 | Andre Rubber Co | Improvements relating to couplings |
| JPS59212528A (en) * | 1983-05-19 | 1984-12-01 | Shiyouyou Giken Kogyo Kk | Shaft joint |
| CN2054107U (en) * | 1989-04-21 | 1990-03-07 | 向军 | Monodirectional auto-locking positioning device |
| CN2129842Y (en) * | 1992-06-09 | 1993-04-14 | 胡鸿卿 | Pair pin spring coupling |
| CN1470775A (en) * | 2003-06-20 | 2004-01-28 | 哈尔滨工业大学 | Coupling with metal rubber pin |
| CN2769591Y (en) * | 2004-12-30 | 2006-04-05 | 陈天龙 | Fast positioning locking mechanism |
| CN2926654Y (en) * | 2006-05-22 | 2007-07-25 | 孙浩 | Column-pin coupler |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103047307A (en) * | 2011-10-13 | 2013-04-17 | 株式会社九州哈塞克 | Flexible shaft coupling |
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Application publication date: 20111005 |