Automatic sun gear assembling device

Abstract

The utility model relates to an automatic sun gear assembling device which comprises a base and a vibration disc, a machining table is installed on the upper surface of the base, a containing groove is formed in the upper surface of the machining table, and a fixing mechanism is arranged on the two sides of the machining table jointly and can fix a planetary gear. An L-shaped vertical plate is mounted on the upper surface of the base, a first electric push rod is mounted below the L-shaped vertical plate through a translation mechanism, a gear motor is mounted at the end of the telescopic end of the first electric push rod, a mounting seat is mounted on an output shaft of the gear motor through an anti-locking mechanism, and two first telescopic rods are mounted below the mounting seat through a clamping mechanism. A clamping block is installed at the end of the first telescopic rod, the outer surface of the first telescopic rod is sleeved with a first spring, a pressing rod is installed in the middle of the lower surface of the installation base, and the length of the pressing rod is smaller than that of the first telescopic rod. Automatic installation of the sun gear can be achieved, and the production efficiency of the planetary gear reducer is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to planetary gear reducer technical field, concretely is a sun gear automatic assembly device. BACKGROUND

[0002] The planetary gear reducer is a kind of high-efficiency, compact gear transmission device, its characteristics are that there is a sun gear in the center, and there are several planetary gears around it rotate, and these planetary gears are simultaneously meshed with the inner ring gear.This design makes the planetary gear reducer can realize larger transmission ratio in smaller space, is widely used in industrial machinery, automation equipment and precision instrument etc., provides reliable deceleration and torque amplification function.

[0003] When the planetary gear reducer is assembled, a plurality of planetary gears need to be installed on the planet carrier first, and then the sun gear is installed between the plurality of planetary gears by manual, since the sun gear needs to be meshed with a plurality of planetary gears at the same time to be installed, thus the sun gear needs a certain angle adjustment time when installing, thereby reducing the production efficiency. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a sun gear automatic assembly device, effectively solve the problem raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme.

[0006] A sun gear automatic assembly device, including base and vibrating disk, the upper surface of base is installed with processing table, the upper surface of processing table is set with placing groove, the both sides of processing table are commonly provided with fixed mechanism, and the fixed mechanism can fix planetary gear.The upper surface of base is installed with L-shaped vertical plate, and the lower portion of L-shaped vertical plate is installed with first electric push rod through translation mechanism, the end of first electric push rod telescopic end is installed with speed reducer motor, the output shaft of speed reducer motor is installed with mounting seat through anti-jamming mechanism, the lower portion of mounting seat is installed with two first telescopic rods through clamping mechanism, the end of first telescopic rod is installed with clamping block, and the outer surface of first telescopic rod is equipped with first spring, and the middle position of mounting seat lower surface is installed with pressure rod, and the length of pressure rod is shorter than the length of first telescopic rod.

[0007] From this, it can be seen that the planetary gear is fixed by the fixed mechanism, when the clamping block clamps the sun gear and places it between the plurality of planetary gears, the sun gear is subjected to certain downward pressure by the first spring, then the sun gear is driven to rotate by the speed reducer motor, when the sun gear rotates to the meshing angle with the planetary gear, it can be automatically clamped between the planetary gears under the thrust of the first spring, and finally the sun gear is press-fitted by the pressure rod, thereby realizing the automatic installation of the sun gear, and effectively improving the production efficiency.

[0008] Further, the fixing mechanism comprises two second electric push rods installed on both sides of the machining table, and the end portions of the telescopic ends of the two second electric push rods are jointly provided with a pressing plate, and a through slot is formed in the middle portion of the pressing plate.

[0009] Further, the translation mechanism comprises a limiting rod installed between the two side walls of the L-shaped vertical plate, a first nut seat is slidably installed on the outer surface of the limiting rod, and the first electric push rod is installed at the bottom of the first nut seat, a first threaded rod is rotatably connected between the two side walls of the L-shaped vertical plate, the first threaded rod penetrates through the inside of the first nut seat and is threadedly connected with the first nut seat, a first servo motor is installed on the outer surface of the L-shaped vertical plate, and the end portion of the output shaft of the first servo motor is connected with the first threaded rod.

[0010] Further, the anti-lock mechanism comprises a connecting shaft rotatably connected with the output shaft of the speed reducer motor, and the end portion of the connecting shaft is installed on the upper surface of the mounting seat, a tapered hole is formed in the outer surface of the connecting shaft, an installation plate is installed on the outer surface of the output shaft of the speed reducer motor, a second telescopic rod is installed on the outer surface of the installation plate, a tapered rod is installed at the end portion of the second telescopic rod, and the tapered rod is matched with the tapered hole, and a second spring is sleeved on the outer surface of the second telescopic rod.

[0011] Further, the clamping mechanism comprises a second threaded rod with a pair of reverse threads rotatably installed in the mounting seat, a second nut seat is installed on each of the two reverse threads of the second threaded rod, and the two first telescopic rods are respectively installed on the lower surfaces of the two second nut seats, a second servo motor is installed on the outer surface of the mounting seat, and the output shaft of the second servo motor is connected with the second threaded rod.

[0012] Further, a controller is installed on the outer surface of the L-shaped vertical plate, and the controller is electrically connected with the second electric push rod, the first electric push rod, the speed reducer motor, the first servo motor and the second servo motor.

[0013] Further, the opposite surfaces of the two clamping blocks are provided with arc-shaped clamping portions.

[0014] Compared with the prior art, the utility model has the beneficial effects as follows.

[0015] 1. The utility model discloses a fixing mechanism for fixing the planetary gear, when the clamping block clamps the sun gear and places it between the multiple planetary gears, the first spring applies a certain downward pressure to the sun gear, then the sun gear is driven to rotate by the speed reducer motor, when the sun gear rotates to the meshing angle with the planetary gear, it can be automatically clamped between the planetary gears under the thrust of the first spring, and finally the sun gear is press-fitted by the pressing rod, so that the automatic installation of the sun gear is realized, and the production efficiency is effectively improved.

[0016] 2. The utility model discloses a prevent the setting of anti -sticking mechanism, when the reduction motor drives the sun gear rotation to the suitable angle and is clamped into the planetary gear, can play the purpose of preventing the reduction motor from being stuck, avoid causing the damage of reduction motor. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the whole structure perspective diagram of the utility model;

[0018] Figure 2 It is the structure diagram of the translation mechanism in the utility model;

[0019] Figure 3 It is the section structure diagram of the connecting shaft and the mounting seat in the utility model;

[0020] Figure 4 It is Figure 3 The structure enlarged diagram of A in the utility model;

[0021] Figure 5 It is the structure diagram of the taper rod in the utility model;

[0022] Figure 6 It is the structure diagram of the fixed mechanism in the utility model.

[0023] In the drawing: 100, base;101, vibration disc;102, processing table;103, placing groove;104, L-shaped vertical plate;105, first electric push rod;106, reduction motor;107, mounting seat;108, first telescopic rod;109, clamping block;110, first spring;111, pressing rod;200, fixed mechanism;201, second electric push rod;202, pressing plate;203, through groove;300, translation mechanism;301, limit rod;302, first nut seat;303, first threaded rod;304, first servo motor;400, anti -sticking mechanism;401, connecting shaft;402, taper hole;403, mounting plate;404, second telescopic rod;405, taper rod;406, second spring;500, clamping mechanism;501, second threaded rod;502, second nut seat;503, second servo motor;600, controller;700, arc clamping part. DETAILED DESCRIPTION

[0024] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor fall within the protection scope of the utility model.

[0025] In the description of the embodiments of the utility model, need explanation, unless another explicit provision and limitation, term, "connect", "installation" should do broad sense understanding, for example, "connect" can be detachably connected, also can be not detachably connected, can be direct connection, also can be indirectly connected through intermediate medium. In addition, "communication" can be direct communication, also can be indirectly communicated through intermediate medium. Among them, "fix" refers to each other connection and the relative position relation of connection is invariable. The orientation language mentioned in the embodiments of the utility model, for example, "in", "out", "top", "bottom" and so on, only is the direction of reference drawing, therefore, the orientation language used is for better, more clearly illustrate and understand the embodiments of the utility model, and is not indicated or implied that the device or element indicated must have a particular orientation, construct and operate with a particular orientation, therefore, cannot be understood as the restriction of the embodiments of the utility model.

[0026] In the embodiments of the utility model, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implying the number of the indicated technical features. Therefore, the features limited by "first" and "second" can explicitly or implicitly include one or more features.

[0027] Please refer to Figures 1-6 The utility model provides a sun gear automatic assembly device, including base 100 and vibration disc 101, the upper surface of base 100 is installed with processing table 102, the upper surface of processing table 102 is seted with placing groove 103, the both sides of processing table 102 are commonly provided with fixed mechanism 200, and fixed mechanism 200 can fix planet gear. The upper surface of base 100 is installed with L shaped vertical board 104, and the lower of L shaped vertical board 104 is installed with first electric push rod 105 through translation mechanism 300, and the end of first electric push rod 105 telescopic end is installed with speed reducer motor 106, and the output shaft of speed reducer motor 106 is installed with mounting seat 107 through anti jamming mechanism 400, and the lower of mounting seat 107 is installed with two first telescopic link 108 through clamping mechanism 500, and the end of first telescopic link 108 is installed with clamping block 109, and the outer surface of first telescopic link 108 is equipped with first spring 110, and the middle position of mounting seat 107 lower surface is installed with pressure bar 111, and the length of pressure bar 111 is shorter than the length of first telescopic link 108.

[0028] In use, first, the planet carrier with the planetary gears is placed in the placing groove 103, which plays a positioning role, then the planetary gears are fixed through the fixing mechanism 200, to prevent the planetary gears from rotating in the subsequent assembly process of the sun gear, then the sun gear on the vibration disc 101 is clamped and transferred to the upper side of the planet carrier by the cooperation of the translation mechanism 300 and the clamping mechanism 500, the first electric push rod 105 is started to drive the sun gear to descend, since the sun gear is not engaged with the planetary gears at this time, the sun gear is on the upper surfaces of the plurality of planetary gears, and a certain downward pressure is applied to the sun gear by the first spring 110, then the sun gear is slowly rotated by the reduction motor 106, when the sun gear is rotated to the engagement angle with the planetary gears, it can be automatically clamped between the planetary gears under the thrust of the first spring 110, then the two clamping blocks 109 are separated from the sun gear by the clamping mechanism 500, then the mounting base 107 is lowered again by the first electric push rod 105, since the first telescopic rod 108 has telescopic property, it is not affected, and the pressure rod 111 can continue to press the sun gear downward to complete the press fitting under the drive of the mounting base 107, so that the automatic installation of the sun gear is realized, the production efficiency is effectively improved, and when the sun gear is rotated to the appropriate angle and clamped between the planetary gears by the reduction motor 106, the purpose of preventing the reduction motor 106 from being stuck is achieved, which avoids the damage of the reduction motor 106.

[0029] Specifically, the fixing mechanism 200 comprises two second electric push rods 201 installed on both sides of the machining table 102, the end portions of the telescopic ends of the two second electric push rods 201 are jointly provided with a pressing plate 202, a through groove 203 is formed in the middle position of the pressing plate 202, when the planet carrier with the planetary gears is placed in the placing groove 103, the second electric push rod 201 can be started to drive the pressing plate 202 to descend, through the arrangement of the through groove 203, the pressing plate 202 can be pressed and fixed at the edge of the planetary gears, and the sun gear can be assembled through the through groove 203.

[0030] Specifically, the translation mechanism 300 comprises a limiting rod 301 installed between the two side walls of the L-shaped vertical plate 104, a first nut seat 302 is slidingly installed on the outer surface of the limiting rod 301, and the first electric push rod 105 is installed at the bottom of the first nut seat 302, a first threaded rod 303 is rotationally connected between the two side walls of the L-shaped vertical plate 104, and the first threaded rod 303 penetrates the inside of the first nut seat 302 and is threadedly connected therewith, a first servo motor 304 is installed on the outer surface of the L-shaped vertical plate 104, and the end portion of the output shaft of the first servo motor 304 is connected with the first threaded rod 303, the first nut seat 302 is limited by the limiting rod 301, and when the first servo motor 304 drives the first threaded rod 303 to rotate, the first nut seat 302 can be driven to move along the length direction thereof.

[0031] Specifically, the anti-jamming mechanism 400 comprises a connecting shaft 401 rotatably connected with the output shaft of the speed reducer motor 106, and the end of the connecting shaft 401 is installed on the upper surface of the mounting seat 107, the outer surface of the connecting shaft 401 is provided with a tapered hole 402, the outer surface of the output shaft of the speed reducer motor 106 is provided with a mounting plate 403, the outer surface of the mounting plate 403 is provided with a second telescopic rod 404, the end of the second telescopic rod 404 is provided with a tapered rod 405, and the tapered rod 405 is matched with the tapered hole 402, the outer surface of the second telescopic rod 404 is provided with a second spring 406, the connecting shaft 401 and the output shaft of the speed reducer motor 106 are rotatably connected, and the synchronous rotation between the two is realized only by the cooperation of the tapered rod 405 and the tapered hole 402, when the sun gear is jammed between the planetary gears, the connecting shaft 401 is fixed, at this time the output shaft of the speed reducer motor 106 still rotates, so that a large force is generated between the tapered rod 405 and the inner wall of the tapered hole 402, since the tapered rod 405 and the tapered hole 402 are both inclined surfaces with a certain angle, when the extrusion force is large, the tapered rod 405 can be extruded out of the tapered hole 402 by overcoming the elastic force of the second spring 406, so that the output shaft of the speed reducer motor 106 will not be jammed and can rotate normally.

[0032] Specifically, the clamping mechanism 500 comprises a second threaded rod 501 rotatably installed in the mounting seat 107 and having a pair of reverse threads, a second nut seat 502 is installed on each of the two reverse threads of the second threaded rod 501, and the two first telescopic rods 108 are respectively installed on the lower surfaces of the two second nut seats 502, a second servo motor 503 is installed on the outer surface of the mounting seat 107, and the output shaft of the second servo motor 503 is connected with the second threaded rod 501, since the second nut seat 502 is limited by the inner wall of the mounting seat 107 and driven by the reverse threads, when the second servo motor 503 is started, it can drive the two second nut seats 502 to move close to or away from each other, so as to realize the clamping action of the two clamping blocks 109.

[0033] Specifically, the outer surface of the L-shaped vertical plate 104 is provided with a controller 600, the controller 600 is electrically connected with the second electric push rod 201, the first electric push rod 105, the speed reducer motor 106, the first servo motor 304 and the second servo motor 503, and the second electric push rod 201, the first electric push rod 105, the speed reducer motor 106, the first servo motor 304 and the second servo motor 503 can be controlled by the controller 600, so as to coordinate with each other and achieve the purpose of automatic assembly.

[0034] Specifically, the opposite surfaces of the two clamping blocks 109 are provided with arc clamping parts 700, and the arc clamping parts 700 can make the clamping blocks 109 more closely fit the surface of the sun gear and have better clamping effect.

[0035] It is apparent for a person skilled in the art that the present application is not restricted to the details of the above exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary only, and not limiting, the scope of the present application being defined by the appended claims rather than the above description, and all changes coming within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims concerned.

Claims

1. An automatic sun gear assembly device, comprising a base (100) and a vibratory feeder (101), characterized in that: A processing table (102) is installed on the upper surface of the base (100). A placement groove (103) is opened on the upper surface of the processing table (102). A fixing mechanism (200) is provided on both sides of the processing table (102). The fixing mechanism (200) can fix the planetary gear. An L-shaped upright plate (104) is installed on the upper surface of the base (100). A first electric push rod (105) is installed below the L-shaped upright plate (104) via a translation mechanism (300). A geared motor (106) is installed at the end of the telescopic end of the first electric push rod (105). The output shaft of the geared motor (106) is mounted on a mounting base (107) via an anti-jamming mechanism (400). Two first telescopic rods (108) are installed below the mounting base (107) via a clamping mechanism (500). A clamping block (109) is installed at the end of the first telescopic rod (108). A first spring (110) is sleeved on the outer surface of the first telescopic rod (108). A pressure rod (111) is installed at the middle position of the lower surface of the mounting base (107), and the length of the pressure rod (111) is shorter than the length of the first telescopic rod (108).

2. The automatic sun gear assembly device according to claim 1, characterized in that: The fixing mechanism (200) includes two second electric push rods (201) installed on both sides of the processing table (102). The ends of the telescopic ends of the two second electric push rods (201) are jointly equipped with a pressure plate (202), and a through groove (203) is provided in the middle of the pressure plate (202).

3. The automatic assembly device for a sun gear according to claim 2, characterized in that: The translation mechanism (300) includes a limiting rod (301) installed between the two side walls of the L-shaped upright plate (104). A first nut seat (302) is slidably installed on the outer surface of the limiting rod (301), and a first electric push rod (105) is installed at the bottom of the first nut seat (302). A first threaded rod (303) is rotatably connected between the two side walls of the L-shaped upright plate (104), and the first threaded rod (303) passes through the interior of the first nut seat (302) and is threadedly connected to it. A first servo motor (304) is installed on the outer surface of the L-shaped upright plate (104), and the end of the output shaft of the first servo motor (304) is connected to the first threaded rod (303).

4. The automatic assembly device for a sun gear according to claim 1, characterized in that: The anti-jamming mechanism (400) includes a connecting shaft (401) rotatably connected to the output shaft of the geared motor (106), and the end of the connecting shaft (401) is mounted on the upper surface of the mounting base (107). A tapered hole (402) is provided on the outer surface of the connecting shaft (401). A mounting plate (403) is mounted on the outer surface of the output shaft of the geared motor (106). A second telescopic rod (404) is mounted on the outer surface of the mounting plate (403). A tapered rod (405) is mounted on the end of the second telescopic rod (404), and the tapered rod (405) is adapted to the tapered hole (402). A second spring (406) is sleeved on the outer surface of the second telescopic rod (404).

5. The automatic assembly device for a sun gear according to claim 3, characterized in that: The clamping mechanism (500) includes a second threaded rod (501) with a pair of reverse threads rotatably mounted inside the mounting base (107). A second nut seat (502) is mounted on each of the two reverse threads of the second threaded rod (501), and two first telescopic rods (108) are respectively mounted on the lower surfaces of the two second nut seats (502). A second servo motor (503) is mounted on the outer surface of the mounting base (107), and the output shaft of the second servo motor (503) is connected to the second threaded rod (501).

6. The automatic assembly device for a sun gear according to claim 5, characterized in that: A controller (600) is mounted on the outer surface of the L-shaped upright plate (104). The controller (600) is electrically connected to the second electric push rod (201), the first electric push rod (105), the geared motor (106), the first servo motor (304), and the second servo motor (503).

7. The automatic assembly device for a sun gear according to claim 1, characterized in that: Both of the two clamping blocks (109) have arc-shaped clamping parts (700) on their opposite surfaces.

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