Universal coupling convenient to install

Abstract

The invention provides a universal coupling convenient to install. The universal coupling convenient to mount comprises a middle plate, a first connecting plate and a second connecting plate are arranged on the two sides of the middle plate respectively, a plurality of mounting holes are formed in the middle plate respectively, and a plurality of connecting mechanisms which are the same in structure and opposite in direction are arranged in the mounting holes respectively. The connecting mechanism comprises a connecting shaft arranged in the mounting hole, the connecting shaft is fixedly sleeved with a radial knuckle bearing, a connecting flange is fixedly installed at one end of the connecting shaft, and an inserting plate is fixedly installed on one side of the connecting flange. The universal coupling convenient to install has the advantages of being large in bearing capacity, simple in structure, compact in structure, easy to manufacture, convenient to install, low in production cost, large in torque density, small in noise in use, small in abrasion, long in service life, more suitable for space-limited occasions, easier to replace and maintain and capable of achieving product serialization.

Description

Technical Field

[0001] The invention belongs to the technical field of couplings, and in particular relates to a universal coupling which is easy to install. Background Art

[0002] Universal coupling is one of the basic components in mechanical transmission system. It is a coupling with large angular compensation capability. It is widely used in packaging machinery, food machinery, light industrial machinery, agricultural machinery, metallurgy and mining, petrochemical industry, machine tools, automobiles, weapons, aviation and power stations. Universal couplings in the prior art are mainly divided into two types: cross-axis type and ball cage type. The cross-axis type universal coupling has a simple structure, is easy to manufacture and has a large load-bearing capacity, but has poor constant speed and severe wear. It is usually suitable for applications with low precision. The ball cage type universal coupling has high transmission efficiency, compact structure and high transmission efficiency, but has a complex structure, high manufacturing cost and low load-bearing capacity.

[0003] Therefore, it is necessary to provide a new universal coupling with high load-bearing capacity, compact structure and easy installation to solve the above technical problems. Summary of the invention

[0004] The technical problem solved by the present invention is to provide a universal coupling with large load-bearing capacity, simple and compact structure, easy manufacturing, convenient installation, low production cost, high torque density, low noise, low wear and long service life during use, which is more suitable for occasions with limited space, easier to replace and maintain, and easy to install in product series.

[0005] In order to solve the above technical problems, the universal coupling that is easy to install provided by the present invention includes: an intermediate plate, a connecting plate 1 and a connecting plate 2 are respectively provided on both sides of the intermediate plate, a plurality of mounting holes are respectively opened on the intermediate plate, a plurality of connecting mechanisms with the same structure and opposite directions are respectively provided in the plurality of mounting holes, the connecting mechanisms include a connecting shaft arranged in the mounting hole, a radial spherical bearing is fixedly sleeved on the connecting shaft, and a connecting flange is fixedly installed on one end of the connecting shaft.

[0006] As a further solution of the present invention, a plug plate is fixedly installed on one side of the connecting flange, and a plurality of plug holes are respectively opened on one side of the connecting plate 1 and the connecting plate 2, and the plurality of plug holes are all adapted to the plug plate.

[0007] As a further solution of the present invention, a plurality of through holes 1 are provided on the connecting flange, a plurality of bolts 1 are respectively provided in the plurality of through holes 1, and a plurality of threaded holes 1 are respectively provided on one side of the connecting plate 1 and the connecting plate 2.

[0008] As a further solution of the present invention, one ends of the plurality of bolts respectively pass through the plurality of through holes and are respectively screwed with the plurality of threaded holes.

[0009] As a further solution of the present invention, a fixing plate is fixedly mounted on the outer ring of the radial spherical plain bearing, and a plurality of through holes 2 are respectively formed on the fixing plate.

[0010] As a further solution of the present invention, a plurality of threaded holes 2 are provided on one side of the middle plate.

[0011] As a further solution of the present invention, a plurality of bolts 2 are respectively disposed in the plurality of through holes 2, and one end of the plurality of bolts 2 passes through the plurality of through holes 2 and is screwed into the plurality of threaded holes 2.

[0012] As a further solution of the present invention, a baffle is provided on the other side of the middle plate, and a plurality of through holes are opened on the baffle.

[0013] As a further solution of the present invention, a plurality of threaded holes three are formed on one end of the connecting shaft.

[0014] As a further solution of the present invention, a plurality of bolts three are respectively arranged in the plurality of through holes three, and one end of the plurality of bolts three respectively passes through the plurality of through holes three and is respectively screwed with the plurality of threaded holes three.

[0015] Compared with the related art, the universal coupling provided by the present invention which is easy to install has the following beneficial effects:

[0016] 1. Large load-bearing capacity, simple structure, compact structure, easy to manufacture, easy to install, low production cost, high torque density, low noise, small wear and tear, long life, more suitable for occasions with limited space, easier to replace and maintain, and product serialization. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to facilitate understanding by those skilled in the art, the present invention is further described below with reference to the accompanying drawings.

[0018] Figure 1 It is a front view of the unfolded structure of the universal coupling which is easy to install according to the present invention;

[0019] Figure 2 A schematic diagram of a side cross-sectional structure of a universal coupling for easy installation of the present invention

[0020] Figure 3 A schematic diagram of the deflection structure of the universal coupling for easy installation of the present invention;

[0021] Figure 4 for Figure 3 A schematic diagram of the enlarged structure of part A;

[0022] Figure 5 It is a schematic diagram of the structure of the left connecting plate portion of the universal coupling which is easy to install in the present invention;

[0023] Figure 6It is a schematic diagram of the structure of the right connecting plate portion of the universal coupling which is easy to install in the present invention;

[0024] Figure 7 A schematic diagram of the structure of the connecting flange portion of the universal coupling for easy installation of the present invention;

[0025] Figure 8 The diagram is a structural diagram of the intermediate plate portion of the universal coupling for easy installation according to the present invention.

[0026] In the figure: 1. middle plate; 2. connecting plate 1; 3. connecting plate 2; 4. connecting shaft; 5. radial spherical bearing; 6. connecting flange; 7. plug plate; 8. bolt 1; 9. fixing plate; 10. bolt 2; 11. baffle; 12. bolt 3. DETAILED DESCRIPTION

[0027] Please refer to Figures 1 to 8 ,in, Figure 1 It is a front view of the unfolded structure of the universal coupling which is easy to install according to the present invention; Figure 2 A schematic diagram of a side cross-sectional structure of a universal coupling for easy installation of the present invention Figure 3 A schematic diagram of the deflection structure of the universal coupling for easy installation of the present invention; Figure 4 for Figure 3 A schematic diagram of the enlarged structure of part A; Figure 5 It is a schematic diagram of the structure of the left connecting plate portion of the universal coupling which is easy to install in the present invention; Figure 6 It is a schematic diagram of the structure of the right connecting plate portion of the universal coupling which is easy to install in the present invention; Figure 7 A schematic diagram of the structure of the connecting flange portion of the universal coupling for easy installation of the present invention; Figure 8 The schematic diagram of the structure of the intermediate plate of the universal coupling for easy installation of the present invention is shown. The universal coupling for easy installation comprises: an intermediate plate 1, a connecting plate 1 2 and a connecting plate 2 3 are respectively arranged on both sides of the intermediate plate 1, a plurality of mounting holes are respectively opened on the intermediate plate 1, a plurality of connecting mechanisms with the same structure and opposite directions are respectively arranged in the plurality of mounting holes, the connecting mechanisms comprise a connecting shaft 4 arranged in the mounting holes, a radial spherical bearing 5 is fixedly sleeved on the connecting shaft 4, and a connecting flange 6 is fixedly installed at one end of the connecting shaft 4;

[0028] When the universal coupling needs to compensate for the rotation angle along the Y axis, the center line of the two radial spherical bearings 5 ​​associated with the connecting plate 2 3 is just parallel to the Y axis, and the connecting plate 2 3 swings freely along the center line of the two radial spherical bearings 5 ​​until the required deflection angle is reached;

[0029] When the new universal coupling that is easy to install needs to compensate for the rotation angle along the Z axis, the center line of the two radial joint bearings 5 ​​associated with the connecting plate 1 2 is just parallel to the Z axis, and the connecting plate 1 2 swings freely along the center line of the two radial joint bearings 5 ​​until the required deflection angle is reached;

[0030] A plug plate 7 is fixedly mounted on one side of the connecting flange 6, and a plurality of plug holes are respectively provided on one side of the connecting plate 1 2 and the connecting plate 2 3, and the plurality of plug holes are adapted to the plug plate 7;

[0031] The connecting flange 6 is provided with a plurality of through holes 1, each of which is provided with a plurality of bolts 1 8; and a plurality of threaded holes 1 are respectively provided on one side of the connecting plate 1 2 and the connecting plate 2 3;

[0032] When the universal coupling is in the torque transmission state, the connecting plate 1 2 transmits the torque to the middle plate 1 through the connecting shaft 4, and the middle plate 1 transmits the torque to the connecting plate 2 3 through the other two connecting shafts 4, thus realizing torque transmission;

[0033] One ends of the plurality of bolts 8 pass through the plurality of through holes and are screwed together with the plurality of threaded holes.

[0034] The connecting shaft 4 is connected to the connecting plate 1 2 and the connecting plate 2 3 by the cooperation between the connecting flange 6 and the bolt 1 8 .

[0035] A fixing plate 9 is fixedly mounted on the outer ring of the radial spherical bearing 5, and a plurality of through holes 2 are respectively opened on the fixing plate 9;

[0036] A plurality of threaded holes 2 are provided on one side of the middle plate 1;

[0037] A plurality of bolts 10 are respectively disposed in the plurality of through holes 2. One end of the plurality of bolts 10 passes through the plurality of through holes 2 and is screwed into the plurality of threaded holes 2.

[0038] The outer ring part of the radial spherical plain bearing 5 is connected to the middle plate 1 through the cooperation between the fixing plate 9 and the bolts 10 .

[0039] A baffle plate 11 is provided on the other side of the middle plate 1, and a plurality of through holes 3 are provided on the baffle plate 11;

[0040] A plurality of threaded holes 3 are provided on one end of the connecting shaft 4;

[0041] A plurality of bolts 3 12 are respectively disposed in the plurality of through holes 3 , and one end of the plurality of bolts 3 12 passes through the plurality of through holes 3 and is screwed with the plurality of threaded holes 3 .

[0042] The mutual cooperation between the baffle plate 11 and the bolt three 12 prevents the radial spherical bearing 5 from being disengaged.

[0043] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments or applied directly or indirectly without departing from the principles and spirit of the present invention. In other related technical fields, the scope of the present invention is defined by the appended claims and their equivalents, which are equally included in the scope of patent protection of the present invention.

Claims

1. A universal coupling that is easy to install, characterized in that: include: An intermediate plate, wherein connecting plate 1 and connecting plate 2 are respectively provided on both sides of the intermediate plate, and a plurality of mounting holes are respectively opened on the intermediate plate, and a plurality of connecting mechanisms with the same structure and opposite directions are respectively provided in the plurality of mounting holes, and the connecting mechanisms include a connecting shaft arranged in the mounting hole, a radial spherical bearing is fixedly sleeved on the connecting shaft, and a connecting flange is fixedly installed at one end of the connecting shaft.

2. The universal coupling easy to install according to claim 1, characterized in that: A plug plate is fixedly mounted on one side of the connecting flange, and a plurality of plug holes are respectively provided on one side of the connecting plate 1 and the connecting plate 2, and the plurality of plug holes are all adapted to the plug plate.

3. The universal coupling easy to install according to claim 2, characterized in that: The connecting flange is provided with a plurality of through holes 1, and a plurality of bolts 1 are respectively arranged in the plurality of through holes 1. A plurality of threaded holes 1 are respectively arranged on one side of the connecting plate 1 and the connecting plate 2.

4. The universal coupling easy to install according to claim 3, characterized in that: One ends of the plurality of bolts pass through the plurality of through holes and are screwed together with the plurality of threaded holes.

5. The universal coupling easy to install according to claim 1, characterized in that: A fixing plate is fixedly mounted on the outer ring of the radial spherical bearing, and a plurality of through holes 2 are respectively opened on the fixing plate.

6. The universal coupling easy to install according to claim 1, characterized in that: A plurality of threaded holes 2 are formed on one side of the middle plate.

7. The universal coupling easy to install according to claim 6, characterized in that: A plurality of bolts are respectively arranged in the plurality of through holes. One ends of the plurality of bolts pass through the plurality of through holes and are screwed with the plurality of threaded holes.

8. The universal coupling easy to install according to claim 1, characterized in that: A baffle is provided on the other side of the middle plate, and a plurality of through holes are opened on the baffle.

9. The universal coupling easy to install according to claim 1, characterized in that: A plurality of threaded holes three are provided on one end of the connecting shaft.

10. The universal coupling easy to install according to claim 9, characterized in that: A plurality of bolts three are respectively arranged in the plurality of through holes three, and one end of the plurality of bolts three respectively passes through the plurality of through holes three and is respectively screwed with the plurality of threaded holes three.

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