Planet carrier taper pin floating balance press-fitting device

Abstract

The utility model provides a planet carrier taper pin floating balance press fitting device, and relates to the technical field of planet carrier taper pin press fitting. The planet carrier taper pin floating balance press-fitting device comprises a workbench, a supporting frame is fixedly installed on one side of the workbench, a hydraulic cylinder is fixedly installed on the top of the supporting frame, and one end of the hydraulic cylinder penetrates through the supporting frame and is fixedly provided with a pressing plate. According to the planet carrier taper pin floating balance press-fitting device, two push plates are driven to move through two connecting plates, so that two second moving plates drive two second positioning columns to move in the opposite directions, at the moment, a gear can drive a bidirectional lead screw to rotate, and therefore two first moving plates and first positioning columns at the tops of the first moving plates are driven to move in the opposite directions; and therefore, the positions of the two first positioning columns and the two second positioning columns are adjusted, planet carrier bodies of different sizes can be conveniently limited, the positions and directions of the planet carrier bodies do not need to be manually adjusted during press fitting of the device, and the device is more convenient to use.

Description

Technical Field

[0001] The utility model relates to a press-fitting device, in particular to a planet carrier tapered pin floating balance press-fitting device, belonging to the technical field of planet carrier tapered pin press-fitting. Background Art

[0002] A planetary carrier is a structure used to support and connect planetary gear assemblies. Typically made of metal, it features multiple brackets that support the planetary gears and connect them to the sun gear or outer ring gear. The planetary carrier plays a crucial role in planetary gear transmission systems, ensuring the proper operation and power transmission of the gear assembly.

[0003] The existing planetary carrier taper pin press-fitting device usually uses a positioning column to cooperate with the positioning hole on the planetary carrier to determine the press-fitting position of the planetary carrier, thereby ensuring that the planetary carrier taper pin can be accurately pressed into the interior of the planetary carrier during press-fitting. However, when press-fitting planetary carriers of different sizes, it is necessary to replace the positioning columns with different distances to adapt to the planetary carrier, which is troublesome in actual operation and the effect of use is not very good. Utility Model Content

[0004] (1) Technical problems solved

[0005] The purpose of the present utility model is to provide a planetary carrier tapered pin floating balance press-fitting device in order to solve the above-mentioned problem, so as to solve the problem in the prior art that when press-fitting planetary carriers of different sizes, it is necessary to replace positioning columns of different distances to adapt to the planetary carriers, which is troublesome in actual operation and the effect of use is not very good.

[0006] (2) Technical solution

[0007] Material toggling mechanism, its both sides respectively have a cylinder pressure, and the cylinder pressure bar connects swing arm, and the swing arm end face has hook portion, and a bar passes position between the end of two swing arms and the hook portion.

[0008] Preferably, one end of the bidirectional screw rod passes through the workbench and is fixedly installed with a gear, the outer side of the gear is meshed and connected to two racks, and one side of the workbench is fixedly installed with two limit frames, and the two racks respectively pass through the two limit frames and are in sliding contact with the two limit frames respectively. The two limit frames can limit the moving position of the rack to prevent the rack from being out of meshing with the gear.

[0009] Preferably, a connecting plate is fixedly installed on one side of the two racks, and a push plate is fixedly installed on one side of the two connecting plates. The two push plates pass through both sides of the workbench respectively and are in sliding contact with the workbench. The two push plates pass through both sides of the workbench respectively and the moving positions of the two push plates can be limited by the workbench to ensure that the push plates will not deviate from the movement.

[0010] Preferably, a No. 2 movable plate is fixedly installed on one side of the two push plates, and a No. 2 positioning column is fixedly installed on the top of the two No. 2 movable plates. The two No. 2 movable plates are arranged on the inner side of the workbench and in sliding contact with the workbench. The No. 2 movable plate is arranged on the inner side of the workbench and can be limited by the workbench.

[0011] Preferably, a placement rack is fixedly installed on one side of the workbench, a forward and reverse motor is fixedly installed on one side of the placement rack, and an output end of the forward and reverse motor passes through the placement rack and is fixedly connected to a gear.

[0012] Preferably, a fixed structure is provided between the pressure plate and the pressure disc, and the fixed structure includes a square plug-in block, the square plug-in block is fixedly installed on the top of the pressure disc, the pressure plate is provided with a square slot, the square plug-in block and the square slot match in size, square slide grooves are provided on both sides of the square plug-in block, and return springs are fixedly installed on both sides of the interior of the square plug-in block, and a limit block is fixedly installed on one end of the return spring, and the two limit blocks are respectively arranged in the two square slide grooves and in sliding contact with the square plug-in block.

[0013] Preferably, square limit grooves are formed on both sides of the square card slot of the pressure plate, the limit blocks and the square limit grooves match in size, two sliders are provided on the inner side of the pressure plate, the two sliders are respectively provided in the two square limit grooves and in sliding contact with the pressure plate, and a sliding rod is fixedly installed on one side of the two sliders, and the two sliding rods respectively pass through both sides of the pressure plate and in sliding contact with the pressure plate.

[0014] The utility model provides a planetary carrier tapered pin floating balance press-fitting device, which has the following beneficial effects:

[0015] 1. The planetary carrier tapered pin floating balance press-fitting device drives the two push plates to move through the two connecting plates, so that the two No. 2 movable plates drive the two No. 2 positioning columns to move in relative directions. At this time, the gear will drive the two-way screw to rotate, thereby driving the two No. 1 movable plates and the No. 1 positioning columns on their tops to move in relative directions, thereby adjusting the positions of the two No. 1 positioning columns and the two No. 2 positioning columns, which is convenient for limiting planetary carrier bodies of different sizes. This eliminates the need to manually adjust the position and direction of the planetary carrier body during press-fitting, making the device more convenient to use.

[0016] 2. The planetary carrier tapered pin floating balance press-fitting device drives the slider to push the limit block to move by pressing the two sliding rods, and moves the limit block to the inside of the square slide groove of the square insert block, thereby contacting the limit between the square insert block and the pressure plate, so that the pressure plate and several pressure columns are removed, and then the corresponding pressure plate and pressure columns are replaced, and the two limit blocks are pressed to move the square insert block to the inside of the square slot of the pressure plate. At this time, the two limit blocks will move out into the square limit groove of the pressure plate under the elastic action of the two reset springs to complete the limit fixation of the pressure plate and the square insert block, making the replacement of the pressure plate and the pressure column simple and convenient, thereby improving the use effect of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a partial structural diagram of the planetary carrier of the present utility model;

[0019] Figure 3 This is a schematic diagram of the positioning structure of the utility model;

[0020] Figure 4 It is a schematic diagram of the fixing structure of the utility model.

[0021]

Main component symbol description

[0022] 1. Workbench; 2. Support frame; 3. Hydraulic cylinder; 4. Pressure plate; 5. Pressure plate; 6. Pressure column; 7. Planetary carrier body; 8. Taper pin body; 9. Positioning hole; 10. Bidirectional screw; 11. No. 1 movable plate; 12. No. 1 positioning column; 13. Gear; 14. Placement frame; 15. Forward and reverse motor; 16. Rack; 17. Limit frame; 18. Connecting plate; 19. Push plate; 20. No. 2 movable plate; 21. No. 2 positioning column; 22. Square insert; 23. Return spring; 24. Limit block; 25. Slider; 26. Sliding rod. DETAILED DESCRIPTION

[0023] The embodiment of the utility model provides a planet carrier tapered pin floating balance press-fitting device.

[0024] See also Figure 1、 Figure 2 、 Figure 3 and Figure 4 , including a workbench 1, a support frame 2 is fixedly installed on one side of the workbench 1, a hydraulic cylinder 3 is fixedly installed on the top of the support frame 2, one end of the hydraulic cylinder 3 passes through the support frame 2 and is fixedly installed with a pressure plate 4, a pressure plate 5 is fixedly installed on the bottom of the pressure plate 4, and a number of pressure columns 6 are fixedly installed on the bottom of the pressure plate 5. A planetary frame body 7 is placed on the top of the workbench 1, and a number of tapered pin bodies 8 are provided on the top of the planetary frame body 7. The planetary frame body 7 is provided with four positioning holes 9. A positioning structure is provided on the top of the workbench 1, and the positioning structure includes a bidirectional screw rod 10, which is rotatably installed on the inner side of the workbench 1, and the outer side of the bidirectional screw rod 10 near both ends is connected to the No. 1 movable plate 11 through a nut pair, and the top of the No. 1 movable plate 11 is fixedly installed with a No. 1 positioning column 12, and the No. 1 movable plate 11 is arranged on the inner side of the workbench 1 and in sliding contact with the workbench 1.

[0025] In this embodiment, one end of the bidirectional screw rod 10 passes through the workbench 1 and is fixedly installed with a gear 13. The outer side of the gear 13 is meshed and connected with two racks 16. Two limit frames 17 are fixedly installed on one side of the workbench 1. The two racks 16 respectively pass through the two limit frames 17 and are in sliding contact with the two limit frames 17 respectively.

[0026] In this embodiment, a connecting plate 18 is fixedly mounted on one side of each of the two racks 16 , and a push plate 19 is fixedly mounted on one side of each of the two connecting plates 18 . The two push plates 19 pass through both sides of the workbench 1 and are in sliding contact with the workbench 1 .

[0027] In this embodiment, a No. 2 movable plate 20 is fixedly installed on one side of the two push plates 19, and a No. 2 positioning column 21 is fixedly installed on the top of the two No. 2 movable plates 20. The two No. 2 movable plates 20 are both arranged on the inner side of the workbench 1 and in sliding contact with the workbench 1.

[0028] In this embodiment, a placement rack 14 is fixedly mounted on one side of the workbench 1 , a forward and reverse motor 15 is fixedly mounted on one side of the placement rack 14 , and an output end of the forward and reverse motor 15 passes through the placement rack 14 and is fixedly connected to the gear 13 .

[0029] In this embodiment, a fixed structure is provided between the pressure plate 4 and the pressure plate 5, and the fixed structure includes a square plug-in block 22, which is fixedly installed on the top of the pressure plate 5. The pressure plate 4 is provided with a square card slot, and the square plug-in block 22 and the square card slot are matched in size. Square slide grooves are provided on both sides of the square plug-in block 22, and return springs 23 are fixedly installed on both sides of the interior of the square plug-in block 22. One end of the return spring 23 is fixedly installed with a limit block 24, and the two limit blocks 24 are respectively arranged in the two square slide grooves and in sliding contact with the square plug-in block 22.

[0030] In this embodiment, square limit grooves are formed on both sides of the square card slot of the pressure plate 4, and the limit blocks 24 match the size of the square limit grooves. Two sliders 25 are provided on the inner side of the pressure plate 4. The two sliders 25 are respectively arranged inside the two square limit grooves and in sliding contact with the pressure plate 4. A sliding rod 26 is fixedly installed on one side of the two sliders 25. The two sliding rods 26 respectively pass through the two sides of the pressure plate 4 and are in sliding contact with the pressure plate 4.

[0031] It should be noted that the utility model is a planetary carrier tapered pin floating balance press-fitting device. When in use, the four positioning holes 9 of the planetary carrier body 7 are aligned with the two No. 1 positioning columns 12 and the two No. 2 positioning columns 21 respectively, and then the planetary carrier body 7 is placed on the top of the workbench 1 to fix the position of the planetary carrier body 7 by the two No. 1 positioning columns 12 and the two No. 2 positioning columns 21. At this time, the hydraulic cylinder 3 is started to drive the pressure plate 4 to move downward, thereby driving the pressure plate 5 and several pressure columns 6 at the bottom thereof to move downward to press-fit the tapered pin body 8 on the planetary carrier body 7;

[0032] When it is necessary to press-fit the planetary carrier bodies 7 of different sizes, the forward and reverse motors 15 are started according to the size of the planetary carrier bodies 7. The model of the forward and reverse motors 15 is not described in detail, and is subject to the adapted equipment. The forward and reverse motors 15 will drive the gears 13 to rotate, thereby driving the two racks 16 to engage and move, and then drive the two push plates 19 to move through the two connecting plates 18, so that the two No. 2 moving plates 20 drive the two No. 2 positioning posts 21 to move in relative directions. At this time, the gear 13 will drive the bidirectional screw rod 10 to rotate, thereby driving the two No. 1 moving plates 11 and the No. 1 positioning posts 12 on their tops to move in relative directions, thereby adjusting the positions of the two No. 1 positioning posts 12 and the two No. 2 positioning posts 21, so as to limit the planetary carrier bodies 7 of different sizes, so that the device does not need to be manually adjusted in the position and direction of the planetary carrier body 7 during press-fitting, making the device more convenient to use;

[0033] When it is necessary to replace a different pressure column 6, press the two sliding bars 26 to drive the slider 25 to push the limit block 24 to move, and move the limit block 24 to the inside of the square slide groove of the square plug block 22, thereby contacting the limit between the square plug block 22 and the pressure plate 4, thereby removing the pressure plate 5 and several pressure columns 6, and then replace the corresponding pressure plate 5 and pressure column 6, press the two limit blocks 24 to move the square plug block 22 to the inside of the square slot of the pressure plate 4, at this time, the two limit blocks 24 will move out into the square limit groove of the pressure plate 4 under the elastic action of the two return springs 23, thereby completing the limit fixation of the pressure plate 4 and the square plug block 22, making it simple and convenient to replace the pressure plate 5 and the pressure column 6, thereby improving the use effect of the device.

[0034] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. A planetary carrier tapered pin floating balance press-fitting device, comprising a workbench (1), characterized in that: A support frame (2) is fixedly installed on one side of the workbench (1), a hydraulic cylinder (3) is fixedly installed on the top of the support frame (2), one end of the hydraulic cylinder (3) passes through the support frame (2) and is fixedly installed with a pressure plate (4), a pressure plate (5) is fixedly installed on the bottom of the pressure plate (4), and a plurality of pressure columns (6) are fixedly installed on the bottom of the pressure plate (5), a planetary frame body (7) is placed on the top of the workbench (1), and a plurality of cone pin bodies (8) are provided on the top of the planetary frame body (7), and the planetary frame body ( 7) is provided with four positioning holes (9), and a positioning structure is provided on the top of the workbench (1), and the positioning structure includes a bidirectional screw rod (10), and the bidirectional screw rod (10) is rotatably installed on the inner side of the workbench (1), and the outer side of the bidirectional screw rod (10) near both ends is connected to a No. 1 movable plate (11) through a nut pair, and a No. 1 positioning column (12) is fixedly installed on the top of the No. 1 movable plate (11), and the No. 1 movable plate (11) is arranged on the inner side of the workbench (1) and is in sliding contact with the workbench (1).

2. The planet carrier tapered pin floating balance press-fitting device according to claim 1, characterized in that: One end of the bidirectional screw rod (10) passes through the workbench (1) and is fixedly mounted with a gear (13); the outer side of the gear (13) is meshedly connected with two racks (16); one side of the workbench (1) is fixedly mounted with two limit frames (17); the two racks (16) respectively pass through the two limit frames (17) and are in sliding contact with the two limit frames (17).

3. The planet carrier tapered pin floating balance press-fitting device according to claim 2, characterized in that: A connecting plate (18) is fixedly mounted on one side of the two racks (16), and a push plate (19) is fixedly mounted on one side of the two connecting plates (18). The two push plates (19) respectively pass through two sides of the workbench (1) and are in sliding contact with the workbench (1).

4. The planet carrier tapered pin floating balance press-fitting device according to claim 3, characterized in that: A second movable plate (20) is fixedly mounted on one side of the two push plates (19), a second positioning column (21) is fixedly mounted on the top of the two second movable plates (20), and the two second movable plates (20) are both arranged on the inner side of the workbench (1) and in sliding contact with the workbench (1).

5. The planet carrier tapered pin floating balance press-fitting device according to claim 1, characterized in that: A placement rack (14) is fixedly mounted on one side of the workbench (1), a forward and reverse motor (15) is fixedly mounted on one side of the placement rack (14), and an output end of the forward and reverse motor (15) passes through the placement rack (14) and is fixedly connected to the gear (13).

6. The planet carrier tapered pin floating balance press-fitting device according to claim 1, characterized in that: A fixed structure is provided between the pressure plate (4) and the pressure disc (5), and the fixed structure includes a square plug (22), the square plug (22) is fixedly mounted on the top of the pressure disc (5), the pressure plate (4) is provided with a square slot, the square plug (22) and the direction slot are matched in size, square slide grooves are provided on both sides of the square plug (22), and reset springs (23) are fixedly mounted on both sides of the interior of the square plug (22), and a limit block (24) is fixedly mounted on one end of the reset spring (23), and the two limit blocks (24) are respectively arranged in the two square slide grooves and in sliding contact with the square plug (22).

7. The planet carrier tapered pin floating balance press-fitting device according to claim 6, characterized in that: Square limiting grooves are formed on both sides of the square slot of the pressure plate (4), and the limiting blocks (24) are matched in size with the square limiting grooves. Two sliders (25) are provided on the inner side of the pressure plate (4), and the two sliders (25) are respectively arranged inside the two square limiting grooves and in sliding contact with the pressure plate (4). A sliding rod (26) is fixedly installed on one side of the two sliders (25), and the two sliding rods (26) respectively pass through both sides of the pressure plate (4) and in sliding contact with the pressure plate (4).

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