Auxiliary assembly device for universal joint pin universal coupling

Abstract

The utility model discloses an auxiliary assembly device for a cross shaft universal coupling, which relates to the technical field of coupling production and comprises a base, two supports with annular structures are fixedly arranged on the upper surface of the base, and movable seats with annular structures are movably arranged in the two supports through bearings. And four pressing seats which are distributed in an annular array are arranged between the two movable seats. According to the device, the movable seat is arranged, the four clamping seats are arranged in the movable seat, the four clamping seats can clamp and fix the two sides of two shaft forks of the universal coupling respectively, the two shaft forks of the universal coupling are inserted from the two sides of the device, and then placing and fixing can be completed; therefore, the assembling efficiency of the universal coupling can be effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of coupling production, in particular to an auxiliary assembly device for a cross-axis universal coupling. Background Art

[0002] Universal couplings utilize the characteristics of their mechanism to make two axes that are not on the same axis and can achieve continuous rotation of the two connected axes when there is an angle between the axes. Universal couplings are now widely used in sports machinery products such as the automotive industry, agricultural machinery, and industrial machinery. The cross-axis universal coupling consists of two shaft forks and a cross axis. During assembly, the two shaft forks need to be placed opposite to each other and the cross axis needs to be fixed between the two shaft forks through four pins. At present, when assembling universal couplings, they are usually installed and assembled manually on a workbench. Therefore, there is a lack of tooling during assembly, and therefore a lack of fixation during assembly of the universal coupling, which causes deviations in installation accuracy. It is also inconvenient for manual assembly work, resulting in reduced assembly efficiency.

[0003] The cam is provided with a plurality of camshafts, each of which is provided with a plurality of springs, and the plurality of camshafts are provided with a plurality of springs, each of which is provided with a plurality of springs, and the plurality of camshafts are provided with a plurality of springs.

[0004] Although the above technical solution can achieve the clamping and fixing of the coupling, it still needs to adjust the position of the coupling multiple times during the assembly process to ensure the installation of multiple pins of the coupling. In addition, the installation and disassembly process of the coupling is relatively cumbersome, which is not conducive to improving assembly efficiency.

[0005] Therefore, it is necessary to invent a cross-axis universal coupling auxiliary assembly device to solve the above problems. Utility Model Content

[0006] The utility model aims to provide a cross-axis universal coupling auxiliary assembly device to solve the problems raised in the above-mentioned background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an auxiliary assembly device of a cross-axis universal coupling, comprising a base, the upper surface of the base is fixedly provided with two annular structure brackets, the interiors of the two brackets are provided with annular structure movable seats through bearings, four pressure seats distributed in an annular array are provided between the two movable seats, positioning plates are fixedly provided on both sides of the pressure seats, a positioning slide rod is fixedly provided on the outer top end of the positioning plate, the outer wall of the movable seat is penetrated by a plurality of positioning slide grooves of strip structure, the positioning slide rod is penetrated inside the positioning slide groove and extends to the outside of the movable seat, the outer side of the movable seat is provided with an annular structure adjustment seat through bearings, the outer wall of the adjustment seat is penetrated by a plurality of arc structure adjustment slide grooves, and one end of the positioning slide rod is penetrated inside the adjustment slide groove.

[0008] Preferably, an extension plate is fixedly provided on the outer side wall of the adjustment seat, and a fixing plate is fixedly provided on the outer side wall of the movable seat. Positioning pin holes are penetrated through the middle of the extension plate and the fixing plate, and a pin rod is penetrated through the positioning pin hole.

[0009] Preferably, a plurality of connection blocks are fixedly arranged between the two movable seats, and the plurality of connection blocks are respectively arranged alternately with the plurality of pressure seats.

[0010] Preferably, a limit plate is fixedly arranged between the two brackets, and positioning pin holes are penetrated through the middle of the limit plate and the connecting block, and a pin rod is penetrated through the positioning pin hole.

[0011] Preferably, a circular through groove is provided through the middle of the pressure seat.

[0012] Preferably, a universal coupling is arranged between the four pressure seats, and the inner side wall of the pressure seat is arranged as an arc structure adapted to the outer side wall of the universal coupling.

[0013] Technical effects and advantages of the utility model:

[0014] 1. The utility model sets a movable seat, and four clamping seats are set inside the movable seat. The four clamping seats can clamp and fix the two sides of the two shaft forks of the universal coupling respectively. The two shaft forks of the universal coupling are inserted from both sides of the device to complete the placement and fixation. The fixing method of the universal coupling of the device is simple and efficient, thereby effectively improving the assembly efficiency of the universal coupling;

[0015] 2. The utility model provides a movable seat, a bracket is provided on the outside of the movable seat, and the movable seat can rotate in the bracket. When installing multiple pins on the universal coupling, the movable seat can be directly rotated to adjust the universal coupling without removing the universal coupling and reinstalling it, thereby achieving efficient assembly efficiency of the universal coupling. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0017] Figure 2 This is a schematic diagram of the structure of the universal coupling of the utility model.

[0018] Figure 3 It is a side sectional schematic diagram of the overall structure of the utility model.

[0019] Figure 4 It is a schematic diagram of the movable seat and the pressure seat structure of the utility model.

[0020] Figure 5 This is a schematic diagram of the support structure of the utility model.

[0021] Figure 6 It is a schematic diagram of the structure of the movable seat of the utility model.

[0022] Figure 7 It is a schematic diagram of the structure of the pressure seat and the adjustment seat of the utility model.

[0023] In the figure: 1. base; 2. bracket; 3. movable seat; 4. pressure seat; 5. positioning plate; 6. positioning slide rod; 7. positioning slide groove; 8. adjustment seat; 9. adjustment slide groove; 10. extension plate; 11. fixed plate; 12. connecting block; 13. limit plate; 14. circular through groove; 15. universal coupling. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] The utility model provides Figure 1-7The illustrated embodiment of a cross-axis universal coupling auxiliary assembly device comprises a base 1, wherein two annular brackets 2 are fixedly provided on the upper surface of the base 1, and movable seats 3 of annular structures are movably provided inside the two brackets 2 through bearings, and four pressure seats 4 distributed in an annular array are provided between the two movable seats 3, and positioning plates 5 are fixedly provided on both sides of the pressure seats 4, and a positioning slide bar 6 is fixedly provided on the outer top end of the positioning plate 5, and a plurality of positioning slide grooves 7 of strip structures are penetrated through the outer wall of the movable seat 3, and the positioning slide bar 6 penetrates through the interior of the positioning slide groove 7 and extends to the outer side of the movable seat 3, and an adjusting seat 8 of annular structure is movably provided on the outer side of the movable seat 3 through bearings, and a plurality of adjusting slide grooves 9 of arc structures are penetrated through the outer wall of the adjusting seat 8, and one end of the positioning slide bar 6 penetrates through the interior of the adjusting slide groove 9, and when the adjusting seat 8 rotates, the adjusting slide groove 9 of the arc structure can squeeze the positioning slide bar 6, so that the positioning slide bar 6 moves along the positioning slide groove 7, and the positioning slide bar 6 can drive the pressure seat 4 to move, so as to realize the clamping and fixing of the universal coupling 15;

[0026] Specifically, an extension plate 10 is fixedly provided on the outer wall of the adjustment seat 8, and a fixing plate 11 is fixedly provided on the outer wall of the movable seat 3. Positioning pin holes are provided through the middle of the extension plate 10 and the fixing plate 11, and a pin rod is provided through the positioning pin hole. The positioning pin hole cooperates with the pin rod to fix the position of the extension plate 10 and the fixing plate 11, thereby fixing the position of the adjustment seat 8 to ensure the fixing effect of the pressure seat 4 on the universal coupling 15;

[0027] More specifically, a plurality of connecting blocks 12 are fixedly arranged between the two movable seats 3, and the plurality of connecting blocks 12 are respectively staggered with the plurality of pressing seats 4, and a limiting plate 13 is fixedly arranged between the two brackets 2, and the middle of the limiting plate 13 and the connecting block 12 are penetrated with positioning pin holes, and the positioning pin holes are penetrated with pin rods, and the positioning pin holes cooperate with the pin rods to realize the fixation of the position between the limiting plate 13 and the connecting block 12, thereby realizing the fixation of the position of the movable seat 3, so as to ensure that the universal coupling 15 remains stable during the installation of the pin rods;

[0028] In addition, a circular through groove 14 is provided through the middle of the pressure seat 4, a universal coupling 15 is provided between the four pressure seats 4, and the inner wall of the pressure seat 4 is provided with an arc structure adapted to the outer wall of the universal coupling 15. The universal coupling 15 is composed of two axle forks and a cross axis. When assembling, the two axle forks need to be placed opposite to each other and the cross axis needs to be fixed between the two axle forks by four pins.

[0029] Working principle of this utility model:

[0030] When the device is in use, first insert the two shaft forks of the universal coupling 15 into the movable seat 3 from both sides of the device. During this process, place the cross axis between the two shaft forks, and the two shaft forks are spliced ​​inside the movable seat 3. At this time, rotate the adjusting seat 8, and the adjusting seat 8 squeezes the positioning slide bar 6 through the adjusting slide groove 8, so that the positioning slide bar 6 slides inside the positioning slide groove 7. The positioning slide bar 6 drives the pressure seat 4 to move, so that the four pressure seats 4 move from the outside to the inside. At this time, the four pressure seats 4 clamp the two shaft forks and fix them. At this time, insert the pin rod of the universal coupling 15 into the pin hole in the middle of the shaft fork through the circular through groove 14 in the middle of the pressure seat 4, and then rotate the movable seat 3, so that the movable seat 3 drives the universal coupling 15 to rotate, so as to realize the adjustment of the universal coupling 15, so as to facilitate the installation of several other pin rods.

[0031] Finally, it should be noted that the above is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A cross-axis universal coupling auxiliary assembly device, comprising a base (1), characterized in that: Two annular brackets (2) are fixedly provided on the upper surface of the base (1), and an annular movable seat (3) is movably provided inside the two brackets (2) through bearings, and four pressure seats (4) distributed in an annular array are provided between the two movable seats (3), and positioning plates (5) are fixedly provided on both sides of the pressure seat (4), and a positioning slide rod (6) is fixedly provided on the outer top end of the positioning plate (5), and a plurality of strip-shaped positioning grooves (7) are penetrated through the outer wall of the movable seat (3), and the positioning slide rod (6) is penetrated through the interior of the positioning groove (7) and extends to the outer side of the movable seat (3), and an annular adjustment seat (8) is movably provided on the outer side of the movable seat (3) through bearings, and a plurality of arc-shaped adjustment grooves (9) are penetrated through the outer wall of the adjustment seat (8), and one end of the positioning slide rod (6) is penetrated through the interior of the adjustment groove (9).

2. The cross-axis universal coupling auxiliary assembly device according to claim 1, characterized in that: An extension plate (10) is fixedly provided on the outer wall of the adjustment seat (8), and a fixing plate (11) is fixedly provided on the outer wall of the movable seat (3). Positioning pin holes are provided through the middle of the extension plate (10) and the fixing plate (11), and a pin rod is provided through the positioning pin hole.

3. The cross-axis universal coupling auxiliary assembly device according to claim 2, characterized in that: A plurality of connection blocks (12) are fixedly arranged between the two movable seats (3), and the plurality of connection blocks (12) are respectively arranged alternately with the plurality of pressure seats (4).

4. The cross-axis universal coupling auxiliary assembly device according to claim 3, characterized in that: A limit plate (13) is fixedly arranged between the two brackets (2), and a positioning pin hole is penetrated through the middle of the limit plate (13) and the connecting block (12), and a pin rod is penetrated through the positioning pin hole.

5. The cross-axis universal coupling auxiliary assembly device according to claim 4, characterized in that: A circular through groove (14) is provided through the middle of the pressure seat (4).

6. The cross-axis universal coupling auxiliary assembly device according to claim 5, characterized in that: A universal coupling (15) is arranged between the four pressure seats (4), and the inner side wall of the pressure seat (4) is arranged to be an arc-shaped structure that matches the outer side wall of the universal coupling (15).

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