CN217842438U - Two-way buffering rubber shaft driving coupling - Google Patents
Two-way buffering rubber shaft driving coupling Download PDFInfo
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- CN217842438U CN217842438U CN202220353870.7U CN202220353870U CN217842438U CN 217842438 U CN217842438 U CN 217842438U CN 202220353870 U CN202220353870 U CN 202220353870U CN 217842438 U CN217842438 U CN 217842438U
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Abstract
The utility model belongs to the technical field of the rubber coating processing is equipped, especially, relate to a two-way buffering gluey axle drive coupling. Comprises an upper connecting cylinder, a lower connecting cylinder, a universal rotor, a rotor shaft and a spring plate; the upper connecting cylinder and the lower connecting cylinder form a universal coupling together with the universal rotor and the rotor shaft; the utility model provides a two-way buffering rubber shaft drive coupling can effectively reduce the instantaneous impact and the wearing and tearing of well low speed transmission in-process to coupling link arm and contact, unload the power through the shell fragment buffering, the effort that will cut the direction simultaneously shifts the buffering, reduce the influence of the unbalanced effort of periodicity, reduce well low-speed in-process, the frictional force size of coupling, reduce the wearing and tearing and the vibrations of coupling studio, improve the life of well low-speed even axle drive operation in-process coupling such as rubber shaft drive, reduce the wearing and tearing and the vibrations of coupling, improve coupling operating condition.
Description
Technical Field
The utility model belongs to the technical field of the rubber coating processing is equipped, especially, relate to a two-way buffering gluey axle drive coupling.
Background
In the gluing process, the power of a rotary driving device such as a motor and the like needs to be stably and efficiently transmitted to a rubber shaft so as to enable the rubber shaft to finish gluing operation, and the rotary driving device is limited by the structural design and the position distribution of equipment, a shaft coupling equiaxial connecting device needs to be used for connecting a motor driving shaft and a rubber shaft equiaxial structure so as to change the transmission direction and reduce adverse effects caused by mutual position change and shaft movement between the shafts.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a structure, convenient to use can reduce shaft coupling wearing and tearing and strike at the middle and low speed rotation in-process, improves the two-way buffering rubber shaft drive shaft coupling of life and performance.
In order to achieve the above purpose, the utility model adopts the following technical scheme.
A bidirectional buffer rubber shaft driving coupling comprises an upper connecting cylinder 1, a lower connecting cylinder 2, a universal rotor 3, a rotor shaft 4 and an elastic sheet 5;
an upper connecting arm 1a is arranged on the lower side of the upper connecting cylinder 1, a lower connecting arm 2a is arranged on the upper side of the lower connecting cylinder 2, and a shaft hole 3a for mounting a rotor shaft 4 and a short shaft 3b capable of being inserted into the connecting hole are arranged on the universal rotor 3; the upper connecting cylinder 1, the lower connecting cylinder 2, the universal rotor 3 and the rotor shaft 4 form a universal coupling;
a key groove is formed in the inner side of the shaft hole 3a, and the rotor shaft 4 is fixed in the shaft hole 3a through a connecting key 50;
buffer shaft sections are respectively arranged at the two ends of the rotor shaft 4 and the tail end of the short shaft 3b;
the buffer shaft section includes: an inner buffer shaft section which is positioned at the inner side and is provided with cambered surface clearance grooves 4a at the front and the back, and an outer buffer shaft section which is positioned at the tail end and is dug with plane clearance grooves 4b at the upper side and the lower side;
connecting holes on the upper connecting arm 1a and the lower connecting arm 2a are respectively connected with the buffer shaft sections;
the upper connecting arm 1a and the lower connecting arm 2a are respectively provided with connecting holes, and the connecting holes comprise outer supporting holes 6a of which the outer sides are connected with the outer buffer shaft sections and inner supporting holes 6b of which the inner sides are connected with the inner buffer shaft sections; the upper and lower hole walls of the outer supporting hole 6a extend outwards to form a first clearance groove 6c,
the elastic sheet 5 is arranged in each inner supporting hole 6b and arranged on two sides of the inner buffering shaft section, and the elastic sheet 5 comprises an arc section 5a extruded on the arc surface clearance groove 4a and a supporting section positioned between the arc section and the hole wall.
In a further improvement or preferred embodiment of the bidirectional buffer rubber shaft driving coupling, a spline shaft connecting hole is formed in the center of the lower connecting cylinder 2, a spline shaft 7 is arranged in the spline shaft connecting hole, and a connecting screw hole 7a is formed in the top of the spline shaft 7;
the top of integral key shaft connecting hole is provided with step hole 2b, still including setting up the spacing bolt 8 of anticreep in step hole 2b, and during the spacing bolt 8 screw in of anticreep was connected screw 7a, the lower pot head of the spacing bolt 8 of anticreep was equipped with reset spring 9, and reset spring 9 upper end supports the nut downside at the spacing bolt 8 of anticreep, and reset spring 9 lower extreme supports at step hole 2b hole bottom.
In a further improvement or preferred embodiment of the bidirectional buffer rubber shaft driving coupler, the upper end of the upper connecting cylinder 1 is provided with a rubber shaft connecting hole 1b, the hole wall of the rubber shaft connecting hole 1b is provided with a connecting pin hole 1c, and a connecting pin 10 is arranged in the connecting pin hole 1 c.
The further improvement or the preferred embodiment of the bidirectional buffer rubber shaft driving coupler further comprises a rubber shaft 11, wherein a connecting shaft section 11a capable of being inserted into the rubber shaft connecting hole 1b is arranged at the lower end of the rubber shaft 11, and a through hole 11b corresponding to the connecting pin hole 1c is arranged on the connecting shaft section 11 a.
The beneficial effects are that:
the utility model provides a two-way buffering rubber shaft drive coupling can effectively reduce the instantaneous impact and the wearing and tearing of well low speed transmission in-process to coupling link arm and contact, unload the power through the shell fragment buffering, the effort that will cut the direction simultaneously shifts the buffering, reduce the influence of the unbalanced effort of periodicity, reduce well low-speed in-process, the frictional force size of coupling, reduce the wearing and tearing and the vibrations of coupling studio, improve the life of well low-speed even axle drive operation in-process coupling such as rubber shaft drive, reduce the wearing and tearing and the vibrations of coupling, improve coupling operating condition.
Drawings
FIG. 1 is a perspective view of a bi-directional cushioned rubber spindle drive coupling;
FIG. 2 is a side view of a bi-directional cushioned rubber spindle drive coupling;
FIG. 3 isbase:Sub>A cross-sectional view A-A of FIG. 1;
FIG. 4 is a cross-sectional view B-B of FIG. 2;
FIG. 5 is a front view of the bi-directional cushion gum shaft drive coupling;
FIG. 6 is an assembly view of the first bi-directional cushion gum shaft drive coupling;
FIG. 7 is an assembly view of a two-way cushion gum shaft drive coupling;
wherein the reference numerals include:
the connecting device comprises an upper connecting cylinder (1), an upper connecting arm (1 a), a rubber shaft connecting hole (1 b) and a connecting pin hole (1 c);
a lower connecting cylinder (2) and a lower connecting arm (2 a);
a universal rotor (3), a shaft hole (3 a) and a short shaft (3 b);
a rotor shaft (4), a cambered surface clearance groove (4 a) and a plane clearance groove (4 b);
the spring plate (5), the arc-shaped section (5 a) and the support section (5 b);
the outer support hole (6 a), the inner support hole (6 b) and the first clearance groove (6 c);
a spline shaft (7) and a connecting screw hole (7 a);
the anti-drop limiting bolt (8), a return spring (9) and a connecting pin (10);
the rubber shaft (11), the connecting shaft section (11 a) and the through hole (11 b).
Detailed Description
The present invention will be described in detail with reference to the following specific examples.
The utility model provides a two-way buffering gluey axle drive coupling, mainly used gluing equipment, as the connecting piece between gluey axle and the gluey zhou starting equipment output shaft, guarantee that drive power can be smoothly from the drive shaft transmission to gluey axle of drive equipment such as motors.
As shown in fig. 1 to 7, the two-way buffer rubber shaft drive coupling mainly comprises an upper connecting cylinder 1, a lower connecting cylinder 2, a universal rotor 3, a rotor shaft 4 and a spring plate 5;
the lower side of the upper connecting cylinder 1 is provided with an upper connecting arm 1a, the upper side of the lower connecting cylinder 2 is provided with a lower connecting arm 2a, and the universal rotor 3 is provided with a shaft hole 3a for mounting a rotor shaft 4 and a short shaft 3b capable of being inserted into the connecting hole; the upper connecting cylinder 1, the lower connecting cylinder 2, the universal rotor 3 and the rotor shaft 4 form a universal coupling;
a key groove is formed in the inner side of the shaft hole 3a, and the rotor shaft 4 is fixed in the shaft hole 3a through a connecting key 50;
buffer shaft sections are respectively arranged at the two ends of the rotor shaft 4 and the tail end of the short shaft 3b;
the buffer shaft section includes: an inner buffer shaft section which is positioned at the inner side and is provided with cambered surface clearance grooves 4a at the front and the back, and an outer buffer shaft section which is positioned at the tail end and is dug with plane clearance grooves 4b at the upper side and the lower side;
connecting holes on the upper connecting arm 1a and the lower connecting arm 2a are respectively connected with the buffer shaft sections;
the upper connecting arm 1a and the lower connecting arm 2a are respectively provided with connecting holes, and the connecting holes comprise outer supporting holes 6a of which the outer sides are connected with the outer buffer shaft sections and inner supporting holes 6b of which the inner sides are connected with the inner buffer shaft sections; the upper and lower hole walls of the outer support hole 6a extend outwards to form a first clearance groove 6c,
the elastic sheet 5 is arranged in each inner supporting hole 6b and arranged on two sides of the inner buffering shaft section, and the elastic sheet 5 comprises an arc section 5a extruded on the arc surface clearance groove 4a and a supporting section positioned between the arc section and the hole wall.
Compared with the action shaft of other equipment, the rubber shaft can rotate at a lower rotating speed in the specific use process, so that the adhesive solution adhered to the surface of the rubber shaft can be uniformly and stably transferred to the surface of a product, when the shaft coupling works at medium and low speeds, the connection arms at two ends and the connecting shaft can be in contact with each other at tangential oblique angles for a long time, the service life of the structures such as the connecting arms is shortened due to the fact that the pressure of a contact surface is large and is staggered with one side with high structural stress strength, meanwhile, when the shaft coupling rotates, strong impact collision and friction heating are generated between the connecting arms at two ends and the shaft, the stability of the shaft structure and the connecting arms is greatly reduced, noise and heating are generated at the same time, and the continuous stable operation of the shaft coupling is influenced.
For convenience of use, in the embodiment, a spline shaft connecting hole is formed in the center of the lower connecting cylinder 2, a spline shaft 7 is arranged in the spline shaft connecting hole, and a connecting screw hole 7a is formed in the top of the spline shaft 7; the driving shaft is movably connected with the coupling through the spline shaft, on one hand, the stable transmission of the driving force is ensured, on the other hand, the movable connection mode has certain buffering capacity,
the top of integral key shaft connecting hole is provided with step hole 2b, still including setting up the spacing bolt 8 of anticreep in step hole 2b, and during the spacing bolt 8 screw in of anticreep was connected screw 7a, the lower pot head of the spacing bolt 8 of anticreep was equipped with reset spring 9, and reset spring 9 upper end supports the nut downside at the spacing bolt 8 of anticreep, and reset spring 9 lower extreme supports at step hole 2b hole bottom.
In order to facilitate connection and replacement of a rubber shaft, a rubber shaft connecting hole 1b is formed in the upper end of the upper connecting cylinder 1, a connecting pin hole 1c is formed in the hole wall of the rubber shaft connecting hole 1b, and a connecting pin 10 is arranged in the connecting pin hole 1 c.
Wherein, the lower end of the rubber shaft 11 is provided with a connecting shaft section 11a which can be inserted into the rubber shaft connecting hole 1b, and the connecting shaft section 11a is provided with a through hole 11b corresponding to the connecting pin hole 1 c.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (4)
1. A bidirectional buffer rubber shaft driving coupling is characterized by comprising an upper connecting cylinder (1), a lower connecting cylinder (2), a universal rotor (3), a rotor shaft (4) and a spring plate (5);
an upper connecting arm (1 a) is arranged on the lower side of the upper connecting cylinder (1), a lower connecting arm (2 a) is arranged on the upper side of the lower connecting cylinder (2), and a shaft hole (3 a) for mounting a rotor shaft (4) and a short shaft (3 b) capable of being inserted into the connecting hole are formed in the universal rotor (3); the upper connecting cylinder (1), the lower connecting cylinder (2), the universal rotor (3) and the rotor shaft (4) form a universal coupling;
a key groove is formed in the inner side of the shaft hole (3 a), and the rotor shaft (4) is fixed in the shaft hole (3 a) through a connecting key (50);
buffer shaft sections are respectively arranged at the two ends of the rotor shaft (4) and the tail end of the short shaft (3 b);
the buffer shaft section includes: the buffer shaft comprises an inner buffer shaft section and an outer buffer shaft section, wherein the inner buffer shaft section is positioned on the inner side, the front and the back of the inner buffer shaft section are provided with cambered surface clearance grooves (4 a), and the outer buffer shaft section is positioned at the tail end, and the upper side and the lower side of the outer buffer shaft section are dug with plane clearance grooves (4 b);
connecting holes in the upper connecting arm (1 a) and the lower connecting arm (2 a) are respectively connected with the buffering shaft sections;
connecting holes are respectively formed in the upper connecting arm (1 a) and the lower connecting arm (2 a), and each connecting hole comprises an outer supporting hole (6 a) and an inner supporting hole (6 b), wherein the outer side of each outer supporting hole is connected with each outer buffering shaft section, and the inner side of each inner supporting hole is connected with each inner buffering shaft section; the upper and lower hole walls of the outer supporting hole (6 a) extend outwards to form a first clearance groove (6 c),
the elastic sheet (5) is arranged in each inner supporting hole (6 b) and is arranged on two sides of the inner buffering shaft section, and the elastic sheet (5) comprises an arc section (5 a) extruded on the arc surface clearance groove (4 a) and a supporting section (5 b) positioned between the arc section and the hole wall.
2. The bidirectional buffer rubber shaft drive coupling is characterized in that a spline shaft connecting hole is formed in the center of the lower connecting cylinder (2), a spline shaft (7) is arranged in the spline shaft connecting hole, and a connecting screw hole (7 a) is formed in the top of the spline shaft (7);
the top of integral key shaft connecting hole is provided with step hole (2 b), still including setting up anticreep spacing bolt (8) in step hole (2 b), and anticreep spacing bolt (8) screw in is connected screw (7 a), and the lower pot head of anticreep spacing bolt (8) is equipped with reset spring (9), and reset spring (9) upper end supports the nut downside at anticreep spacing bolt (8), and reset spring (9) lower extreme supports at step hole (2 b) hole bottom.
3. The two-way buffering rubber shaft driving coupling according to claim 1, characterized in that the upper end of the upper connecting cylinder (1) is provided with a rubber shaft connecting hole (1 b), the hole wall of the rubber shaft connecting hole (1 b) is provided with a connecting pin hole (1 c), and a connecting pin (10) is arranged in the connecting pin hole (1 c).
4. The two-way buffering rubber shaft driving coupling according to claim 3, characterized by further comprising a rubber shaft (11), wherein a connecting shaft section (11 a) capable of being inserted into the rubber shaft connecting hole (1 b) is arranged at the lower end of the rubber shaft (11), and a through hole (11 b) corresponding to the connecting pin hole (1 c) is arranged on the connecting shaft section (11 a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220353870.7U CN217842438U (en) | 2022-02-21 | 2022-02-21 | Two-way buffering rubber shaft driving coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220353870.7U CN217842438U (en) | 2022-02-21 | 2022-02-21 | Two-way buffering rubber shaft driving coupling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217842438U true CN217842438U (en) | 2022-11-18 |
Family
ID=84010139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220353870.7U Active CN217842438U (en) | 2022-02-21 | 2022-02-21 | Two-way buffering rubber shaft driving coupling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217842438U (en) |
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2022
- 2022-02-21 CN CN202220353870.7U patent/CN217842438U/en active Active
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