CN-117381416-B - Motor output shaft and bearing assembling equipment and assembling method

Abstract

The invention discloses equipment and a method for assembling a motor output shaft and a bearing, wherein the equipment and the method comprise an oiling tool, a sealing ring mounting tool, a pressing tool, a tool transferring mechanism for driving the pressing tool to move along the straight line, an output shaft carrying mechanism for taking out the output shaft from a production line to carry, an oiling mechanism arranged corresponding to the oiling tool, a sealing ring mounting mechanism arranged corresponding to the sealing ring mounting tool, a plurality of bearing feeding mechanisms arranged along the tool transferring mechanism, a bearing feeding mechanism for carrying the bearing output by the bearing feeding mechanism into the pressing tool, and a bearing pressing mechanism arranged above a transferring path of the tool transferring mechanism, wherein the bearing feeding mechanism and the bearing feeding mechanism are arranged on two opposite sides of the tool transferring mechanism. The invention has compact layout, small space occupation and high assembly efficiency.

Inventors

• HE JINGREN

Assignees

• 江苏元泰智能科技股份有限公司

Dates

Publication Date

20260508

Application Date

20231031

Claims (6)

1. 1. The motor output shaft and bearing assembly equipment is characterized by comprising an oiling tool, a sealing ring mounting tool, a crimping tool, a tool transferring mechanism, an output shaft conveying mechanism, an oiling mechanism, a sealing ring mounting mechanism, a plurality of bearing feeding mechanisms, a bearing feeding mechanism and a bearing pressing mechanism, wherein the oiling tool, the sealing ring mounting tool and the crimping tool are sequentially arranged along the same straight line, the tool transferring mechanism drives the crimping tool to move along the straight line, the output shaft conveying mechanism takes out an output shaft from a production line to carry, the oiling mechanism is arranged corresponding to the oiling tool, the sealing ring mounting mechanism is arranged corresponding to the sealing ring mounting tool, the bearing feeding mechanisms are arranged along the tool transferring mechanism, the bearing feeding mechanism conveys a bearing output by the bearing feeding mechanism into the crimping tool, and the bearing pressing mechanism is arranged above a transferring path of the tool transferring mechanism; The sealing ring mounting mechanism comprises a vibrating disc for arranging and outputting sealing rings, a material receiving block arranged at the output end of the vibrating disc, an inner supporting and jacking module for jacking and supporting the sealing rings on the material receiving block upwards, and a mounting and carrying module for taking out the sealing rings from the inner supporting and jacking module and assembling the sealing rings on an output shaft, wherein the material receiving block is provided with a butt joint channel in butt joint with the output flow channel of the vibrating disc, and the tail end of the butt joint channel is provided with a blocking surface; The inner support jacking module comprises an inner support block positioned at an acupoint at the tail end of the butt joint channel and a second air cylinder for driving the inner support block to move up and down, wherein the mounting and carrying module comprises a third air cylinder, a second support plate which is driven by the third air cylinder to move vertically to the straight line, a fifteenth air cylinder fixed on the second support plate, a tenth support plate which is driven by the fifteenth air cylinder to move up and down, a fourth air cylinder and a fifth air cylinder fixed on the tenth support plate, a plurality of pneumatic clamping jaws which are driven by the fourth air cylinder to open or close, and a first pressing sleeve which is driven by the fifth air cylinder to move up and down and is arranged around the periphery of the pneumatic clamping jaws; The crimping tool comprises a sixth supporting plate driven by the tool transfer mechanism to move horizontally, a second bearing seat fixed on the sixth supporting plate, a pair of bearing positioning blocks which are arranged on the sixth supporting plate in a horizontal sliding manner and are positioned above the second bearing seat relatively, a first elastic piece, two ends of which are hung on the pair of bearing positioning blocks and pull the pair of bearing positioning blocks towards each other, and positioning guide sleeves positioned on two opposite sides of the second bearing seat, wherein the second bearing seat is provided with a second limiting groove for supporting an output shaft, and the bottom of the second limiting groove is provided with a plurality of second positioning columns matched with positioning holes on the output shaft; The bearing feeding mechanism comprises a tenth cylinder, an eighth supporting plate which is driven by the tenth cylinder to move parallel to the straight line, an eleventh cylinder and a twelfth cylinder which are fixed on the eighth supporting plate, a thirteenth cylinder which is driven by the eleventh cylinder to move vertically to the straight line, a fourteenth cylinder which is driven by the thirteenth cylinder to move up and down, a bearing clamping jaw which is driven by the fourteenth cylinder to open or clamp, and a clamping opening block which is driven by the twelfth cylinder to move vertically to the straight line to open the pair of bearing positioning blocks; The bearing press mounting mechanism comprises a fourth motor, a ninth supporting plate driven by the fourth motor to move up and down, a second press sleeve fixed on the lower surface of the ninth supporting plate, a third press sleeve which is arranged in the second press sleeve in an up-down elastic floating mode and the bottom of which extends out of the second press sleeve, a positioning guide rod which is fixed on the ninth supporting plate and extends into the positioning guide sleeve to position the press mounting tool, and a pressure sensor which detects the pressure of the second press sleeve on a bearing, wherein a second elastic piece which presses the third press sleeve downwards is arranged in the second press sleeve, a hollow groove which allows the top of an output shaft to extend in is formed in the third press sleeve, and the bottom end of the third press sleeve is pressed on the end face of a convex ring on the periphery of the output shaft and presses the output shaft downwards.
2. 2. The motor output shaft and bearing assembly equipment according to claim 1, wherein the oiling device comprises a first supporting seat, a first motor fixed below the first supporting seat, a first bearing seat rotatably arranged on the first supporting seat and driven by the first motor to rotate, and a first sensor for detecting whether an output shaft is placed in the first bearing seat, a first limiting groove for supporting the output shaft is arranged on the first bearing seat, a plurality of first positioning columns for steering and positioning the output shaft are arranged at the bottom of the first limiting groove, the oiling mechanism comprises a first cylinder, a first supporting plate which is driven by the first cylinder to be perpendicular to the linear motion, and an oiling valve assembly fixed on the first supporting plate, and an oil receiving box is arranged below the oiling valve assembly.
3. 3. The motor output shaft and bearing assembly equipment according to claim 1, wherein the sealing ring installation tool comprises a second supporting seat, a second sensor for detecting whether an output shaft exists on the second supporting seat, and a third sensor for detecting whether a sealing ring is assembled on the output shaft.
4. 4. The motor output shaft and bearing assembly apparatus of claim 1 wherein said output shaft handling mechanism comprises a second motor, a third support plate driven by said second motor to move in said linear direction, a third motor fixed to said third support plate, a fourth support plate driven by said third motor to move up and down, a sixth cylinder fixed to said fourth support plate, a fifth support plate driven by said sixth cylinder to move perpendicular to said linear direction, a seventh cylinder fixed to said fifth support plate, and an output shaft clamping jaw driven by said seventh cylinder to perform an opening or clamping action.
5. 5. The motor output shaft and bearing assembly equipment according to claim 1, wherein the bearing feeding mechanism comprises an eighth cylinder, a seventh support plate driven by the eighth cylinder to move vertically to the straight line, a bearing cartridge clip arranged on the seventh support plate, a pushing plate pushing out a bottommost bearing through horizontal movement below an output port at the bottom of the bearing cartridge clip, a ninth cylinder fixed on the seventh support plate and driving the pushing plate to move horizontally, a supporting plate positioned below the bearing cartridge clip and used for supporting the bearing to move, and a bearing limiting block fixed on the supporting plate and positioned at the tail end of the pushing plate and used for blocking the bearing, wherein a first V-shaped positioning groove is formed in the tail end of the pushing plate, and a second V-shaped positioning groove is formed in one side of the bearing limiting block facing the pushing plate.
6. 6. A method for assembling a motor output shaft and a bearing is realized based on the motor output shaft and bearing assembling device according to any one of claims 1 to 5, and comprises the following steps: s1, the output shaft carrying mechanism takes out an output shaft from a carrying disc on a production line and carries the output shaft to the oiling tool; s2, the oiling mechanism carries out oiling operation on an output shaft on the oiling tool, and meanwhile, the oiling tool drives the output shaft to rotate for one circle; s3, the output shaft carrying mechanism takes out the output shaft on the oiling tool and carries the output shaft to the sealing ring mounting tool; S4, outputting the sealing ring to the tail end through the arrangement of a vibration disc, lifting the sealing ring upwards to separate materials by utilizing upward movement of an inner supporting block, stretching the sealing ring into the sealing ring by utilizing a pneumatic clamping jaw in an installation and transportation module, then expanding and supporting the sealing ring outwards, and transporting the sealing ring to an output shaft, wherein an annular groove for accommodating the sealing ring is formed in the output shaft, at the moment, the pneumatic clamping jaw is coated on the periphery of the upper section of the output shaft and is positioned above the annular groove, and the sealing ring on the pneumatic clamping jaw is pushed downwards into the annular groove by utilizing downward movement of a first pressing sleeve in the installation and transportation module, and meanwhile, the sealing ring is separated from the pneumatic clamping jaw and is hooped in the annular groove under the self elastic characteristic; s5, the tool transfer mechanism drives the crimping tool to move below the output shaft conveying mechanism, and the output shaft conveying mechanism clamps an output shaft from the sealing ring mounting tool to the crimping tool; S6, the tool transfer mechanism drives the crimping tool carrying the output shaft to move to the position of the bearing feeding mechanism of the corresponding model, and the clamping opening block in the bearing feeding mechanism extends out to open the two bearing positioning blocks on the crimping tool; S7, outputting a bearing to a set position by the bearing feeding mechanism, clamping the bearing by a bearing clamping jaw in the bearing feeding mechanism at the set position, and then placing the bearing in a bearing limit groove on the crimping tool to realize feeding and preassembling positioning of the bearing; S8, the tool transfer mechanism drives the crimping tool to move below the bearing press-fitting mechanism, and a third press sleeve in the bearing press-fitting mechanism is firstly pressed on the convex ring end face of the periphery of the output shaft to keep the position of the output shaft stable; S9, the tool transfer mechanism drives the crimping tool carrying the output shaft assembly to move to the lower part of the output shaft carrying mechanism, and the output shaft carrying mechanism clamps the output shaft assembly and then returns to a carrying disc on a production line to be carried to a next assembly station along with the production line.

Description

Motor output shaft and bearing assembling equipment and assembling method [ Field of technology ] The invention belongs to the technical field of motor assembly equipment, and particularly relates to motor output shaft and bearing assembly equipment and an assembly method. [ Background Art ] At present, there is a driving assembly, which comprises a motor, an output shaft, a shifting fork, a shell and other parts, wherein a sealing ring and a bearing are assembled on the output shaft according to the requirement. In order to realize the automatic production of the driving assembly, an automatic assembly production line is to be developed, wherein in order to realize the automatic assembly of the output shaft, the sealing ring and the bearing, an automatic assembly device of the motor output shaft, the bearing and the sealing ring is required to be designed. In the prior art, patent publication number CN113635025B discloses a full-automatic assembly device, which only discloses assembly of a sealing ring, patent publication number CN110587297A discloses a connecting rod assembly device, which has a complex structure and large occupied equipment space, and the device can not be directly applied to the output shaft product and can not be directly integrated into an integral assembly production line of a driving assembly although the assembly of the bearing and the sealing ring is realized. Accordingly, there is a need to provide a new motor output shaft and bearing assembly apparatus and method to solve the above-mentioned problems. [ Invention ] The invention mainly aims to provide motor output shaft and bearing assembly equipment, which has compact overall structure layout and small space occupation, realizes a series of automatic operations such as automatic oiling of the output shaft, automatic feeding of a sealing ring, automatic installation of the sealing ring, automatic feeding of a bearing, automatic press fitting of the bearing and the like, and greatly improves the assembly efficiency. The motor output shaft and bearing assembly equipment comprises an oiling tool, a sealing ring mounting tool, a pressing tool, a tool transferring mechanism, an output shaft conveying mechanism, an oiling mechanism, a sealing ring mounting mechanism, a plurality of bearing feeding mechanisms, a bearing feeding mechanism and a bearing pressing mechanism, wherein the oiling tool, the sealing ring mounting tool and the pressing tool are sequentially arranged along the same straight line, the tool transferring mechanism drives the pressing tool to move along the straight line, the output shaft conveying mechanism is used for taking out an output shaft from a production line to carry, the oiling mechanism is arranged corresponding to the oiling tool, the sealing ring mounting mechanism is arranged corresponding to the sealing ring mounting tool, the bearing feeding mechanism is arranged along the tool transferring mechanism, the bearing feeding mechanism is used for transferring a bearing output by the bearing feeding mechanism into the pressing tool, and the bearing pressing mechanism is arranged above a transferring path of the tool transferring mechanism, and the bearing feeding mechanism are arranged on two opposite sides of the tool transferring mechanism. Further, the oiling tool comprises a first supporting seat, a first motor, a first bearing seat and a first sensor, wherein the first motor is fixed below the first supporting seat, the first bearing seat is rotatably arranged on the first supporting seat and driven by the first motor to rotate, the first sensor is used for detecting whether an output shaft is put in the first bearing seat, a first limiting groove for supporting the output shaft is formed in the first bearing seat, a plurality of first positioning columns for steering and positioning the output shaft are formed in the bottom of the first limiting groove, the oiling mechanism comprises a first cylinder, a first supporting plate and an oiling valve assembly, the first supporting plate is driven by the first cylinder and perpendicular to the linear motion, the oiling valve assembly is fixed on the first supporting plate, and an oil receiving box is arranged below the oiling valve assembly. Further, the sealing ring installation tool comprises a second supporting seat, a second sensor for detecting whether an output shaft exists on the second supporting seat, and a third sensor for detecting whether an assembly sealing ring exists on the output shaft. Further, the sealing ring mounting mechanism comprises a vibrating disc for arranging and outputting sealing rings, a receiving block arranged at the output end of the vibrating disc, an inner supporting and jacking module for jacking and supporting the sealing rings on the receiving block upwards, and a mounting and carrying module for taking out the sealing rings from the inner supporting and jacking module and assembling the sealing rings on an output s