CN218480141U - Rotary butt joint device for main gear and auxiliary gear - Google Patents

Abstract

The utility model discloses a rotatory interfacing apparatus of primary and secondary gear uses at gear drive system technical field, and its technical scheme main points are: a main and auxiliary gear rotary butt joint device comprises a mounting base, a main gear and an auxiliary gear which are in rotary butt joint on the mounting base, and a clamp spring arranged between the main gear and the auxiliary gear; one end of the mounting base, which is far away from the pinion, is fixedly connected with a rotating mechanism which is used for overcoming the elasticity of the clamp spring so as to drive the main gear to rotate and realize the butt joint of the main gear and the pinion, the mounting base is fixedly connected with a positioning and pressing mechanism which is used for positioning and pressing the pinion and positioning the position of the clamp spring on the pinion, and two ends of the mounting base are provided with photoelectric detection components which are used for detecting whether the main gear and the pinion are installed in place or not; has the technical effects that: the butt joint effect is good, and the operation is simple.

Description

Rotary butt joint device for main gear and auxiliary gear

Technical Field

The utility model relates to a gear drive system technical field, in particular to rotatory interfacing apparatus of main and auxiliary gear.

Background

The backlash is the clearance between the teeth of the gears which are meshed, and in the gear manufacturing process, one of the most precise machining modes is wire cutting slow-running wire machining, but the backlash in gear transmission cannot be eliminated, because the tooth thickness error is the most main source of the backlash. When gear drive, if the gear rotates with the clockwise earlier, rotate with the counter-clockwise again, when just beginning counter-clockwise turning, the engaged with gear can not rotate, just can begin to rotate after will rotating a small angle to flank of tooth bumps each other and then reduces gear life when can leading to the gear reversal.

At present, in order to eliminate the back clearance of gear transmission, the most common scheme is double-gear backlash elimination, namely, the purpose of eliminating the back clearance is realized by connecting a pair of main gears and auxiliary gears and arranging a device which can be circumferentially and relatively twisted and dislocated between the main gears and the auxiliary gears, the connection mode of the main gears and the auxiliary gears is mainly divided into rigid connection and elastic connection, the elastic connection is based on a spring or an arc spring with large force arranged between the gears, and the teeth of the main gears and the auxiliary gears are clamped by depending on elasticity, so that the purpose of eliminating the back clearance is achieved.

In the process of assembling the main and auxiliary gears, the auxiliary gear is fixed on the mounting platform, one end of a clamp spring is clamped on a pin shaft arranged on the auxiliary gear, the main gear is mounted on the auxiliary gear, the other end of the clamp spring is clamped on the pin shaft arranged on the main gear, the main gear is rotated by a certain angle, the hollow pin penetrates through a pin hole arranged on the main gear to be connected to the pin shaft arranged on the auxiliary gear to complete the mounting of the main and auxiliary gears by overcoming the elasticity of the clamp spring, in order to achieve a good clearance eliminating effect, the elasticity coefficient of the clamp spring is usually high, and part of the clamp spring can reach dozens of or even hundreds of kilograms of elasticity.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a rotatory interfacing apparatus of primary and secondary gear, its advantage is that the butt joint is effectual, easy operation.

The above technical purpose of the present invention can be achieved by the following technical solutions: a main and auxiliary gear rotary butt joint device comprises a mounting base, a main gear and an auxiliary gear which are in rotary butt joint on the mounting base, and a clamp spring arranged between the main gear and the auxiliary gear; one end of the mounting base, which is far away from the pinion, is fixedly connected with a rotating mechanism which is used for overcoming the elasticity of the clamp spring so as to drive the main gear to rotate and realize the butt joint of the main gear and the pinion, the mounting base is fixedly connected with a positioning and pressing mechanism which is used for positioning and pressing the pinion and positioning the clamp spring at the upper position of the pinion, and two ends of the mounting base are provided with photoelectric detection assemblies which are used for detecting whether the main gear and the pinion are installed in place or not.

Through the technical scheme, the rotary component fixedly connected to the mounting base and far away from one end of the pinion realizes rotary butt joint of the main gear and the pinion through overcoming the elasticity of the snap spring of the main gear by a certain angle, the positioning and clamping mechanism fixedly connected to the mounting base positions the pinion to be used for pressing the pinion on the mounting base and positions the mounting position of the snap spring, so that the accuracy of the mounting position of the snap spring is guaranteed, and the accuracy of rotary butt joint of the main gear and the pinion is guaranteed. The photoelectric detection subassembly that sets up at the mounting base both ends is used for detecting whether correctly placing on the mounting base main and auxiliary gear, avoids just opening the butt joint step because main and auxiliary gear fails to correctly place on the mounting base under automatic condition, avoids causing the destruction to equipment.

The utility model discloses further set up to: rotary mechanism include based on a plurality of spliced poles fixed connection in the mounting base is kept away from the mounting panel and the fixed connection of the one end of pinion in on the mounting panel, be used for driving the rotatory motor element of master gear, motor element's rotation axis passes mounting base, and the rotation axis is kept away from motor element's tip can be dismantled to be connected and be used for the joint thereby the master gear drives the rotatory joint subassembly of master gear, the rotation axis is close to motor element's fixed position connection is used for detecting master gear rotation angle's response subassembly.

Through above-mentioned technical scheme, thereby the joint subassembly can be dismantled and connect and be used for joint master gear at the tip that motor element was kept away from to the rotation axis and realize that motor element drives the master gear and overcomes jump ring elastic force and realize rotatory butt joint, simultaneously because the joint subassembly can be dismantled and connect on the rotation axis, when the main and auxiliary gear that needs to be updated, only need simply dismantle the joint subassembly, the main and auxiliary gear that updates later, at last with joint subassembly joint to the rotation axis can, easy operation. The sensing assembly fixedly connected to the position, close to the motor assembly, of the rotating shaft is used for detecting the rotating angle of the main gear, after the clamping assembly fixedly connected to the end portion of the rotating shaft drives the main gear to rotate for a specified angle, the sensing assembly detects that a specified numerical value is reached, the control system controls the motor assembly to stop rotating at the moment, the bolt operation is carried out, and the butt joint effect of the main gear and the auxiliary gear is favorably improved.

The utility model discloses further set up to: the motor element's rotation axis with the tip that the joint subassembly is connected sets up to the polygon, the joint subassembly including set up the joint groove with motor element rotation axis end connection complex connecting portion and distance one section distance of connecting portion is based on joint axle and the joint hole complex joint portion of seting up on the master gear.

Through the technical scheme, the position of being connected with the joint subassembly of the rotation axis that sets up motor element is the polygon, and set up on the joint subassembly and be polygonal rotation axis complex joint groove with the tip, can guarantee the stability of joint subassembly joint on the rotation axis, the dismantlement joint subassembly that also can be more convenient simultaneously, the joint subassembly sets up joint portion at one section distance apart from connecting portion, thereby joint portion realizes the stable joint of joint subassembly on the master gear with seting up the joint hole cooperation on the master gear based on the joint axle, thereby it is rotatory to drive the master gear rotation indirectly that the joint subassembly is rotated in stable realization motor element rotation.

The utility model discloses further set up to: the response subassembly include fixed connection in tablet and fixed connection in on motor element's the rotation axis on the mounting panel, be used for detecting tablet rotation angle's first sensor subassembly.

Through the technical scheme, thereby motor element drives the rotation axis rotation and drives fixed connection and rotate at the epaxial induction plate of rotation, and fixed connection is used for detecting the first sensor subassembly of induction plate rotation angle on the mounting panel, thereby first sensor subassembly is used for detecting the rotation angle of induction plate and obtains the rotation angle of joint subassembly, thereby obtain the rotation angle of master gear, because induction plate fixed connection is on the rotation axis and the joint portion of joint subassembly is rotatory around the rotation axis, then the rotation angle of reaction master gear that the rotation angle of induction plate can be accurate, thereby promote the degree of accuracy of main and auxiliary gear butt joint.

The utility model discloses further set up to: the positioning and pressing mechanism comprises a rotary seat which is connected to the side end of the mounting base in a sliding mode and a pressing block which is connected to the rotary seat in a rotating mode and used for pressing the pinion, and positioning grooves which are used for positioning the two end faces of the clamp spring notch to achieve positioning of the clamp spring on the pinion are formed in the pressing block.

Through above-mentioned technical scheme, set up the constant head tank that is used for fixing a position jump ring breach both ends face on the compact heap, only need when placing the jump ring to correspond the terminal surface of aiming at the constant head tank with jump ring breach both ends face and can realize the location of jump ring easily to the compact heap can compress tightly the pinion on the mounting base, thereby guarantees when the installation jump ring, and the jump ring can be installed in the corresponding position of pinion all the time.

The utility model discloses further set up to: the rotary seat is fixedly connected with a sliding rail along the direction of the axial lead of the pinion, the mounting base is fixedly connected with a sliding groove matched with the sliding rail, and the rotary seat is based on the sliding rail and the sliding groove which are connected to the mounting base in a sliding mode.

Through above-mentioned technical scheme, fixed connection is along the slide rail of pinion axial lead direction and fixed connection and slide rail complex spout on mounting base on the roating seat, and the roating seat is based on slide rail and spout sliding connection on mounting base, and when changing the pinion of different specifications, the location hold-down mechanism that can adjust to suitable position, never realizes more butt joint effect.

The utility model discloses further set up to: the mounting base is provided with an elastic column assembly for positioning and fixing the pinion, the elastic column assembly comprises a hollow guide column fixedly connected to the mounting base in the axis direction of the pinion and a second sensor assembly arranged in the hollow guide column, one end of the elastic column assembly protrudes out of the surface of the mounting base and is used for being matched with a positioning column arranged on the pinion in a positioning hole, the positioning column is sleeved with the elastic assembly, the mounting base is far away from one end of the pinion and fixedly connected with the positioning column to sense the position of the positioning column, and therefore whether the pinion is accurately positioned or not is judged.

Through the technical scheme, set up the elastic column subassembly that is used for fixing a position the pinion on the mounting base, thereby the mounted position of location pinion that can be accurate, promote the butt joint effect, the one end fixed connection who keeps away from the pinion at the mounting base is used for responding to the second sensor subassembly of reference column position, if the reference column does not cooperate with the locating hole of seting up on the pinion, then the pinion can push down the reference column, then second sensor subassembly detects the second reference column, system analysis pinion fails to fix a position the regulation position this moment, thereby send the warning, the butt joint precision of main pinion has further been promoted.

The utility model discloses further set up to: the photoelectric detection assembly comprises a first photoelectric detection sensor and a second photoelectric detection sensor which are arranged at different heights and used for respectively detecting the main gear and the pinion.

Through above-mentioned technical scheme, set up the first photoelectric sensor subassembly and the second photoelectric sensor subassembly that are used for detecting the main and auxiliary gear respectively at the co-altitude, if the main and auxiliary gear fails to place according to the regulation, then the photoelectric detection subassembly just can detect and then send out the warning, has promoted the butt joint effect of main and auxiliary gear.

To sum up, the utility model discloses following beneficial effect has:

1. the clamping assembly is detachably connected to the end, far away from the motor assembly, of the rotating shaft and used for clamping the main gear, so that the motor assembly drives the main gear to overcome the elastic force of the clamp spring to achieve rotary butt joint, meanwhile, the clamping assembly is detachably connected to the rotating shaft, when a new main gear and a new auxiliary gear need to be replaced, only the clamping assembly needs to be simply detached, then the new main gear and the new auxiliary gear need to be replaced, and finally the clamping assembly is clamped to the rotating shaft, so that the operation is simple;

2. the sensing assembly fixedly connected to the position, close to the motor assembly, of the rotating shaft is used for detecting the rotating angle of the main gear, after the clamping assembly fixedly connected to the end portion of the rotating shaft drives the main gear to rotate for a specified angle, the sensing assembly detects that a specified numerical value is reached, the control system controls the motor assembly to stop rotating at the moment, the bolt operation is carried out, and the butt joint effect of the main gear and the auxiliary gear is favorably improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

fig. 2 is a schematic structural view of the main gear of the present embodiment;

FIG. 3 is a schematic structural view of a pinion gear of the present embodiment;

fig. 4 is a schematic structural diagram of the snap spring of the embodiment;

fig. 5 is a schematic structural view of the rotating mechanism of the present embodiment;

FIG. 6 is a schematic structural diagram of a positioning and pressing mechanism of the present embodiment;

fig. 7 is a schematic structural view of the mounting base of the present embodiment;

FIG. 8 is a schematic half-sectional view of the mounting base of the present embodiment;

fig. 9 is a schematic structural diagram of the photodetection assembly according to the present embodiment.

Reference numerals: 1. mounting a base; 2. a main gear; 21. a stair post; 22. a clamping hole; 3. a pinion gear; 31. a positioning ring; 32. positioning holes; 4. a clamp spring; 41. a pin slot; 5. a rotation mechanism; 51. mounting a plate; 52. a motor assembly; 53. a rotating shaft; 54. a clamping assembly; 541. a connecting portion; 542. a clamping groove; 543. a clamping part; 544. clamping the shaft; 55. a sensing component; 551. an induction plate; 552. a first sensor assembly; 6. positioning a pressing mechanism; 61. a rotating base; 62. a compression block; 621. a card slot; 622. positioning a groove; 63. a slide rail; 64. a chute; 7. an elastic column assembly; 71. a hollow guide post; 72. a positioning column; 73. an elastic member; 74. a second sensor assembly; 8. a photoelectric detection component; 81. a first photoelectric detection sensor; 82. a second photo-detection sensor.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

referring to fig. 1, a main and auxiliary gear rotary butt joint device includes a mounting base 1, and a main gear 2 and an auxiliary gear 3 which are arranged on the mounting base 1, the main gear 2 and the auxiliary gear 3 are butt jointed in a matching manner, and the axes are on a straight line, a snap spring 4 with a gap for eliminating the backlash of the tooth surfaces of the main gear 2 and the auxiliary gear 3 is arranged between the main gear 2 and the auxiliary gear 3, one end of the mounting base 1 far from the auxiliary gear 3 is fixedly connected with a rotating mechanism 5 for overcoming the elasticity of the snap spring 4 to drive the main gear 2 to rotate, so as to realize the rotary butt joint of the main and auxiliary gears, a positioning and pressing mechanism 6 for positioning and pressing the auxiliary gear 3 and positioning the position of the snap spring 4 on the auxiliary gear 3 is fixedly connected to the mounting base 1, meanwhile, an elastic column assembly 7 for positioning and fixing the auxiliary gear 3 is arranged on the mounting base 1, and photoelectric detection assemblies 8 for detecting whether the main and auxiliary gears are mounted in place are arranged at two ends of the mounting base 1.

Referring to fig. 2 to 4, specifically, the primary and secondary gears are of a stepped shaft structure, a positioning ring 31 for positioning and matching is arranged on the secondary gear 3 along the circumferential direction, a stepped column 21 for being matched with the positioning ring 31 and inserted into the secondary gear 3 is arranged on the primary gear 2, the thickness of the primary gear 2 is larger than that of the secondary gear 3, the number of teeth of the primary and secondary gears is the same as the characteristics of the modulus and the like, two through holes with one larger diameter and one smaller diameter are respectively arranged on the primary and secondary gears, the through holes with the larger diameter are in dislocation matching, a connecting pin is matched and connected in the through hole with the larger diameter of the primary and secondary gears and is used for being matched with the snap spring 4 so as to clamp the snap spring 4 between the two connecting pins, a positioning hole 32 with the smaller diameter is arranged at the position of the secondary gear 3 close to the pin hole with the larger diameter, the positioning hole 32 is changed to be matched with the elastic column assembly 7 so as to accurately arrange the secondary gear 3 on the mounting base 1, a clamping hole 22 with the smaller diameter is arranged at the position of the primary gear 2 close to be matched with the rotating mechanism 5 so as to drive the primary gear 2 to rotate. The clamp spring 4 is an elastic annular structure with a gap, the elastic coefficient of the clamp spring 4 is large, the clamp spring can be compressed only by a large acting force, and pin grooves 41 used for being matched with the connecting pins are formed in two ends of the gap of the clamp spring 4.

Referring to fig. 5, specifically, the rotating mechanism 5 includes a mounting plate 51 fixedly connected to the end of the mounting base 1 away from the pinion 3 based on a plurality of connecting columns and a motor assembly 52 fixedly connected to the mounting plate 51 for driving the main gear 2 to rotate, a rotating shaft 53 of the motor assembly 52 penetrates through the mounting base 1, an end of the rotating shaft 53 away from the motor assembly 52 is provided with a polygon, a clamping assembly 54 for clamping the main gear 2 to drive the main gear 2 to rotate is detachably connected to an end of the rotating shaft 53 away from the motor assembly 52, and a sensing assembly 55 for detecting a rotation angle of the main gear 2 is fixedly connected to a position of the rotating shaft 53 close to the motor assembly 52.

Referring to fig. 5, in detail, the clamping assembly 54 includes a connecting portion 541 which is polygonal-matched with the end of the rotating shaft 53 based on the clamping groove 542 and a clamping portion 543 which is spaced apart from the connecting portion 541, a clamping shaft 544 which is matched with a clamping hole 22 formed on the main gear 2 is disposed on the clamping portion 543, and the motor assembly 52 drives the rotating shaft 53 to rotate, so as to drive the clamping assembly 54 to rotate and then drive the main gear 2 to rotate.

Specifically, the sensing assembly 55 includes a sensing plate 551 fixedly connected to the rotating shaft 53 near the motor assembly 52, a first sensor assembly 552 fixedly connected to one end of the mounting plate 51 near the mounting base 1 and cooperating with the sensing plate 551 for detecting a rotation angle of the sensing plate 551, the first sensor assembly 552 being used for detecting a rotation angle of the sensing plate 551 to obtain a rotation angle of the clamping assembly 54, thereby obtaining a rotation angle of the main gear 2, and since the sensing plate 551 is fixedly connected to the rotating shaft 53 and the clamping portion 543 of the clamping assembly 54 rotates around the rotating shaft 53, the rotation angle of the sensing plate 551 can accurately reflect the rotation angle of the main gear 2. In the present embodiment, the first sensor assembly 552 uses an angle measuring sensor for measuring a rotation angle of the sensing plate 551, thereby determining whether the main gear 2 is rotated to a prescribed angle.

Referring to fig. 6, specifically, the positioning pressing assembly includes a rotating base 61 fixedly connected to the side end of the mounting base 1 near the positioning hole 32 of the pinion 3 and a pressing block 62 rotatably connected to the rotating base 61 and used for pressing the pinion 3, a positioning groove 622 for positioning the two end faces of the notch of the snap spring 4 to position the snap spring 4 on the pinion 3 is formed in the pressing block 62, a sliding rail 63 is fixedly connected to one end of the rotating base 61 facing the mounting base 1 and along the axial line direction of the pinion 3, a sliding groove 64 matched with the sliding rail 63 is fixedly connected to the mounting base 1 corresponding to the sliding rail 63, the rotating base 61 can be slidably connected to the mounting base 1 based on the matching of the sliding rail 63 and the sliding groove 64, when the pinion 3 of different specifications is replaced, the adjustable positioning pressing mechanism 6 can be adjusted to a suitable position, and a more butt joint effect can never be achieved.

Referring to fig. 7 and 8, specifically, the mounting base 1 is provided with an elastic column assembly 7 for cooperating with a positioning hole 32 formed in the pinion 3 to fix the pinion 3, the elastic column assembly 7 includes a hollow guide column 71 installed on the mounting base 1 along the axial direction of the pinion 3 and a positioning column 72 disposed in the hollow guide column 71, one end of the hollow guide column protrudes out of the surface of the mounting base 1, the positioning column 72 is for cooperating with the positioning hole 32 formed in the pinion 3, an elastic member 73 is connected to the positioning column 72 in a sleeved manner, the other end of the positioning column 72 penetrates through the lower surface of the mounting base 1, a second sensor assembly 74 for sensing the position of the positioning column 72 is fixedly connected to a section of the mounting base 1 away from the pinion 3, and if the second sensor detects the positioning column 72, it indicates that the positioning column 72 is compressed, the positioning column 72 cannot accurately cooperate with the positioning hole 32 formed in the pinion 3, and it indicates that the pinion 3 is not installed in place. In the present embodiment, the elastic member 73 is not limited to a spring, and other elastic members 73 having elasticity and satisfying the actual use requirement may be used, and the second sensor unit 74 may be a photoelectric sensor, an ultrasonic sensor, or the like.

Referring to fig. 9, in detail, the photodetection assembly 8 includes a first photodetection sensor 81 and a second photodetection sensor 82 respectively disposed at different heights for detecting whether the main gear 2 and the pinion gear 3 are in place, the first photodetection sensor 81 fixedly connected to one end of the mounting base 1 emits invisible light, if the first photodetection sensor 81 fixedly connected to the other end can receive the signal, the signal emitted by the sensor is not blocked, thereby indicating that the main gear 2 is not mounted, and the second photodetection sensor 82 has the same principle. In the present embodiment, the photodetection unit 8 uses a photodetection sensor, and an ultrasonic sensor or the like can be used as well.

The using process is briefly described as follows: firstly, the pinion 3 is placed on the mounting base 1, the positioning hole 32 on the pinion 3 is matched with the positioning column 72, then the pressing block 62 is rotated to press the pinion 3, the clamping groove 621 on the pressing block 62 is matched with the positioning ring 31 arranged on the pinion 3, so that the positioning of the pinion 3 is realized, then the pressing block 62 is loosened, the main gear 2 is placed on the pinion 3, the stepped column 21 on the main gear 2 is matched and connected with the positioning ring 31 on the pinion 3, then the clamping component 54 is sleeved at the tail end of the rotating shaft 53, the clamping groove 542 is matched with the polygonal block at the tail end of the rotating shaft 53, the clamping shaft 544 is matched with the positioning hole 32 arranged on the main gear 2, and then the motor component 52 is started to rotate the driving wheel for a certain angle.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims (8)

1. A main and auxiliary gear rotary butt joint device comprises a mounting base (1), a main gear (2) and an auxiliary gear (3) which are in rotary butt joint with the mounting base (1), and a clamp spring (4) arranged between the main gear and the auxiliary gear; the installation base is characterized in that one end of the installation base (1) far away from the pinion (3) is fixedly connected and used for overcoming the elasticity of the clamp spring (4) to drive the main gear (2) to rotate, so that the rotating mechanism (5) for butting the main gear and the pinion is realized, the installation base (1) is fixedly connected and used for positioning and pressing the pinion (3) and the clamp spring (4) in the positioning and pressing mechanism (6) at the upper position of the pinion (3), and photoelectric detection assemblies (8) used for detecting whether the main gear and the pinion are installed in place are arranged at the two ends of the installation base (1).

2. A main and auxiliary gear rotary butt joint device according to claim 1, wherein the rotary mechanism (5) comprises a motor component (52) which is fixedly connected to the mounting base (1) based on a plurality of connecting columns, is far away from the mounting plate (51) of one end of the auxiliary gear (3) and is fixedly connected to the mounting plate (51) and used for driving the main gear (2) to rotate, a rotating shaft (53) of the motor component (52) passes through the mounting base (1), and the end part of the rotating shaft (53) far away from the motor component (52) is detachably connected to a clamping component (54) which is used for clamping the main gear (2) so as to drive the main gear (2) to rotate, and a position of the rotating shaft (53) near the motor component (52) is fixedly connected to a sensing component (55) which is used for detecting the rotation angle of the main gear (2).

3. A main and auxiliary gear rotary butt joint device according to claim 2, wherein the end of the rotary shaft (53) of the motor assembly (52) connected with the clamping assembly (54) is polygonal, the clamping assembly (54) comprises a connecting portion (541) provided with a clamping groove (542) and matched with the end of the rotary shaft (53) of the motor assembly (52) in a connecting way and a clamping portion (543) at a distance from the connecting portion (541) and matched with a clamping hole (22) formed on the main gear (2) based on the clamping shaft (544).

4. A primary and secondary gear rotary docking apparatus as claimed in claim 3, wherein said sensing assembly (55) comprises a sensing plate (551) fixedly connected to the rotary shaft (53) of said motor assembly (52) and a first sensor assembly (552) fixedly connected to said mounting plate (51) for detecting the rotation angle of said sensing plate (551).

5. The main and auxiliary gear rotary butt joint device according to claim 1, wherein the positioning and pressing mechanism (6) comprises a rotary base (61) slidably connected to the side end of the mounting base (1) and a pressing block (62) rotatably connected to the rotary base (61) and used for pressing the auxiliary gear (3), and a positioning groove (622) used for positioning two end faces of the gap of the clamp spring (4) is formed in the pressing block (62) so as to position the clamp spring (4) on the auxiliary gear (3).

6. A main and auxiliary gear rotary butt joint device according to claim 5, wherein a slide rail (63) along the direction of the axis of the auxiliary gear (3) is fixedly connected to the rotary seat (61), a slide groove (64) matched with the slide rail (63) is fixedly connected to the mounting base (1), and the rotary seat (61) is slidably connected to the mounting base (1) based on the slide rail (63) and the slide groove (64).

7. The main and auxiliary gear rotary butt joint device according to claim 1, wherein an elastic column assembly (7) for positioning and fixing the auxiliary gear (3) is arranged on the mounting base (1), the elastic column assembly (7) comprises a hollow guide column (71) fixedly connected to the mounting base (1) along the axis direction of the auxiliary gear (3) and a positioning column (72) arranged in the hollow guide column (71), one end of the elastic column assembly protrudes out of the surface of the mounting base (1) and is used for being matched with a positioning hole (32) formed in the auxiliary gear (3), an elastic element (73) is sleeved and connected on the positioning column (72), and a second sensor assembly (74) for sensing the position of the positioning column (72) is fixedly connected to one end of the mounting base (1) far away from the auxiliary gear (3) so as to judge whether the auxiliary gear (3) is accurately positioned.

8. A primary and secondary gear rotary docking device according to claim 1, wherein said photo detection assembly (8) comprises a first photo detection sensor (81) and a second photo detection sensor (82) disposed at different heights for detecting said primary gear (2) and said secondary gear (3), respectively.

Images