阅读说明：本技术 一种定子转子同轴装配装置 (Coaxial stator and rotor assembling device ) 是由 聂丹 于 2020-12-30 设计创作，主要内容包括：本发明属于装配设备领域,具体公开了一种定子转子同轴装配装置包括底板、定位平台、定位机构、搬运机构。它解决了电机定子转子装配效率低,手工装配操作繁琐,装配件故障率高的问题。本装置的定子定位平台、转子定位机构和转子搬运机构装配在同一底板上。定子定位平台对电机定子进行预装初定位,转子定位机构上设置同轴定位夹具,利用同轴定位夹具的外圆配定子内圈对定子进行位置微调整,同轴定位夹具的内圆对转子外圈进行夹持定位,夹具松开后,转子在重力作用下落入定子配合,再利用压力头对定子和转子在轴线方向的位置进行调校。采用同轴装配装置的定子转子装配设备,结构简单,可提高装配效率,达到精密装配的要求。(The invention belongs to the field of assembling equipment, and particularly discloses a stator and rotor coaxial assembling device which comprises a bottom plate, a positioning platform, a positioning mechanism and a carrying mechanism. The problems that the motor stator and the motor rotor are low in assembly efficiency, complex in manual assembly operation and high in assembly part failure rate are solved. The stator positioning platform, the rotor positioning mechanism and the rotor carrying mechanism of the device are assembled on the same bottom plate. The stator positioning platform carries out pre-installation initial positioning to motor stator, sets up coaxial positioning fixture on the rotor positioning mechanism, utilizes coaxial positioning fixture's excircle to join in marriage stator inner circle and carries out position fine adjustment to the stator, and the interior circle of coaxial positioning fixture carries out the centre gripping location to the rotor outer lane, and after anchor clamps loosen, the rotor falls into the stator cooperation under the action of gravity, recycles the pressure head and carries out the timing to stator and rotor position in the axis direction. The stator and rotor assembly equipment adopting the coaxial assembly device has a simple structure, can improve the assembly efficiency and meet the requirement of precision assembly.)

1. A stator and rotor coaxial assembling device comprises a stator positioning platform, a rotor positioning mechanism, a rotor carrying mechanism, an electrical control system and an equipment box body.

2. A stator-rotor coaxial fitting device according to claim 1, wherein: the stator positioning platform comprises a substrate, a support column, a clamping jaw air cylinder and an induction component, wherein a clamping jaw clamping part adopts a contact profiling design, so that the clamping jaw is completely attached to the stator and the end cover component and the stator component is not damaged.

3. A stator-rotor coaxial fitting device according to claim 1, wherein: rotor positioning mechanism include support column, lift electric jar, finger cylinder, coaxial positioning fixture adopts the finish machining, its inner circle and rotor cooperation, excircle and stator cooperation, ability accurate adjustment stator position, alignment axle center and assembly rotor play coaxial assembly's effect.

4. A stator-rotor coaxial fitting device according to claim 1, wherein: rotor transport mechanism includes stand, lead screw module, lift cylinder, slip table, three-jaw cylinder, floating joint, clamping jaw, hold-down mechanism, and three-jaw cylinder upper portion sets up the adjustment rotor gesture that floating joint can the self-adaptation, guarantees that the rotor easily falls into the stator inner circle, realizes the accurate assembly of self-adaptation, and the slip table adopts dovetail plate and kidney type hole design, can realize the micro-adjustment to gripper horizontal position.

5. A stator-rotor coaxial fitting device according to claim 1, wherein: the carrying mechanism is provided with a pressing mechanism, the pressing mechanism mainly comprises a pressing cylinder and a pressing head, the pressing head is made of wear-resistant anti-collision materials such as polyurethane, the pressing head is used for pressing and adjusting the end face of a rotor of a stator under set pressure, and accurate assembly in the axis direction is achieved.

Technical Field

The invention belongs to the field of assembly equipment, and relates to a stator and rotor coaxial assembly device.

Background

The difficult point of motor assembly is the precision fit of stator and rotor, and motor stator and rotor assembly are mostly adopted some frocks, auxiliary assembly such as mallet by the manual work at present and are accomplished, and manual operation is loaded down with trivial details, often needs adjust repeatedly positioning element, and assembly efficiency is low, and stator and rotor cooperation fault rate are high in the assembling process simultaneously, often cause the motor to rotate unsmoothly, destroy the bearing, produce the test abnormal sound scheduling problem.

Disclosure of Invention

The invention aims to provide a stator and rotor coaxial assembling device.

The invention is realized by the following technical scheme:

a stator and rotor coaxial assembling device comprises a stator positioning platform, a rotor positioning mechanism, a rotor carrying mechanism, an electrical control system, an equipment box body and the like.

The coaxial assembling device and the stator and rotor assembling equipment are characterized in that a positioning platform, a positioning mechanism and a carrying mechanism which are involved in the coaxial assembling device and the stator and rotor assembling equipment are all arranged on the same horizontal bottom plate, and are controlled by an upright post, a lifting mechanism, a movement mechanism and the like to act in a coordinated manner, so that the coaxial precise assembling of a motor rotor and a stator is completed together.

In foretell stator rotor coaxial assembly device, stator positioning platform include base plate, support column, clamping jaw cylinder and response part etc. the clamping jaw centre gripping position adopts the contact profile modeling design, guarantees that clamping jaw and stator and end cover subassembly are complete to laminate and do not harm stator module.

In the above stator and rotor coaxial assembling device, the rotor positioning mechanism includes a supporting pillar, a lifting electric cylinder, a finger cylinder, a coaxial positioning fixture, and the like. The coaxial positioning fixture adopts finish machining, the inner circle of the coaxial positioning fixture is matched with the rotor, the outer circle of the coaxial positioning fixture is matched with the stator, the position of the stator can be accurately adjusted, the axis is accurately found, the rotor is assembled, and the coaxial assembly effect is achieved.

In foretell stator rotor coaxial assembly device, rotor transport mechanism includes stand, lead screw module, lift cylinder, three-jaw cylinder, slip table, float and connect, clamping jaw, hold-down mechanism etc.. The slip table cooperates with lift cylinder, can realize the three-dimensional adjustment to the clamping jaw. The floating joint arranged on the upper part of the three-jaw cylinder can adjust the rotor posture in a self-adaptive manner, so that the rotor is ensured to easily fall into the inner ring of the stator, and self-adaptive accurate assembly is realized.

In the stator and rotor coaxial assembling device, the carrying mechanism is provided with the pressing mechanism, the pressing mechanism mainly comprises a pressing cylinder and a pressing head, the pressing head is made of polyurethane materials, and the pressing head presses and adjusts the end face of the rotor, which is loaded into the stator, under the set pressure, so that the assembling calibration in the axial direction is realized.

In the above-mentioned stator-rotor coaxial assembling device, the electric control system mainly includes equipment operation control, parameter setting and data storage. And recording the assembly state of the stator and the rotor in real time.

Compared with the prior art, the invention has the following advantages:

the invention realizes the precise assembly of the stator and the rotor by utilizing the coaxial positioning clamp, matching with the stator positioning mechanism and the rotor floating clamping mechanism. The clamping end face of the stator positioning mechanism is designed in a profiling mode, the clamping end face perfectly fits with the clamping stator to guarantee the accuracy of initial positioning, the coaxial positioning clamp is opened to achieve fine adjustment of the horizontal position of the stator, the coaxial positioning clamp folds the clamping rotor, before the rotor falls into the stator, the floating clamping mechanism timely adjusts the posture of the rotor to guarantee that the rotor can accurately fall into the stator, and meanwhile the pressing mechanism can correct the high matching of the stator and the rotor. The device can guarantee the assembly precision, reduces the assembly fault rate, improves assembly efficiency.

Drawings

FIG. 1 is a schematic structural diagram of a stator and rotor assembling device;

FIG. 2 is a schematic view of a stator positioning stage;

FIG. 3 is a schematic structural view of a rotor positioning mechanism;

fig. 4 is a schematic structural view of the rotor carrying mechanism.

In the figure: the device comprises a bottom plate 1, a stator positioning platform 2, a rotor positioning mechanism 3, a rotor carrying mechanism 4, a supporting column 5, a clamping jaw cylinder 6, a clamping jaw cylinder fixing plate 7, a clamping jaw 8, a stator assembly 9, a supporting column 10, an electric cylinder fixing plate 11, an electric cylinder 12, a finger cylinder fixing plate 13, a finger cylinder 14, a coaxial positioning clamp 15, a supporting seat 16, a screw rod fixing plate 17, a screw rod module 18, a lifting cylinder fixing plate 19, a lifting cylinder 20, a sliding table 21, a three-jaw cylinder fixing plate 22, a floating joint 23, a three-jaw cylinder 24, a clamping jaw 25, a pressing cylinder 26, a pressing head 27 and a rotor 28.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments, but it should be noted that the following description of the embodiments is illustrative and not intended to limit the present invention.

As shown in fig. 1, the stator and rotor coaxial assembling device comprises a bottom plate 1, a stator positioning platform 2, a rotor positioning mechanism 3, a rotor carrying mechanism 4 and the like. Wherein stator positioning platform 2 passes through support column 5 to be installed on bottom plate 1, and rotor positioning mechanism 3 passes through support column 10 to be installed on bottom plate 1, and rotor handling mechanism 4 passes through supporting seat 16 to be installed on bottom plate 1. The bottom plate and each supporting column adopt finish machining to reduce error accumulation.

As shown in fig. 2, the stator positioning platform 2 mainly includes a support column 5, a clamping jaw cylinder 6, a clamping jaw cylinder fixing plate 7, a clamping jaw 8, and a stator assembly 9. The support column 5 is connected with the clamping jaw air cylinder fixing plate 7 through screws, and plays a role in fixing and supporting the positioning platform. The stator component 9 is arranged at the center of the clamping jaw cylinder fixing plate 7, the clamping jaw cylinder 6 is connected with the clamping jaw 8 through a connecting plate, and the clamping jaw cylinder 6 acts to control the opening and closing operations of the clamping jaw 8. The clamping end part of the clamping jaw 8 adopts the design of imitating the outline of the stator, can be effectively attached to the outer surface of the stator assembly 9, and plays a role in primary positioning of the stator assembly 9.

As shown in fig. 3, the rotor positioning mechanism 3 mainly includes a supporting column 10, an electric cylinder fixing plate 11, an electric cylinder 12, a finger cylinder fixing plate 13, a finger cylinder 14, and a coaxial positioning fixture 15. The support column 10 is connected with the electric cylinder fixing plate 11 upwards and connected with the bottom plate 1 downwards. The electric cylinder 12 passes through the central square hole of the electric cylinder fixing plate 11 to play a role in height adjustment. The finger cylinder 14 is fixed on the finger cylinder fixing plate 13, and the finger cylinder 14 controls the opening and closing of the coaxial positioning clamp 15 to realize the clamping and loosening operation of the rotor 28.

As shown in fig. 4, the rotor carrying mechanism 4 mainly includes a support base 16, a lead screw fixing plate 17, a lead screw module 18, a lifting cylinder fixing plate 19, a lifting cylinder 20, a sliding table 21, a three-jaw cylinder fixing plate 22, a floating joint 23, a three-jaw cylinder 24, a clamping jaw 25, a pressing cylinder 26, a pressing head 27, and a rotor 28. The lead screw fixing plate 17 is installed on the supporting seat 16, the lead screw module 18 is installed on the lead screw fixing plate 17, and the horizontal left-right position adjustment of the clamping jaw 25 can be realized through the left-right movement of the lead screw module 18. The sliding table 21 is mounted on the screw rod module 18, and can adjust the horizontal front and back positions of the clamping jaw 25. The lifting cylinder fixing plate 19 is fixedly connected with the sliding table 21, the lifting cylinder 20 is installed on the lifting cylinder fixing plate 19, and the height of the clamping jaw 25 can be adjusted by the action of the lifting cylinder 20. The three-jaw cylinder fixing plate 22 is connected with the lifting cylinder fixing plate 19, the floating ball head 23 is connected with the three-jaw cylinder 24, and the clamping jaw 25 is assembled on the three-jaw cylinder 24. The floating ball head 23 can adjust the posture of the rotor 28 clamped by the clamping jaw 25. The hold down cylinder 26 is connected to a hold down head 27, and the hold down head 27 calibrates the position at which the rotor 28 is pressed into the stator assembly 9.

The stator and rotor assembling equipment mainly comprises a bottom plate 1, a stator positioning platform 2, a rotor positioning mechanism 3, a rotor carrying mechanism 4 and an equipment box body 5. An electric control element system is built in the apparatus case 5.

In the stator and rotor assembling process, the stator assembly 9 is arranged on the clamping jaw air cylinder fixing plate 7 of the stator positioning platform 2, and the clamping jaw 8 is used for pre-assembling and initially positioning the stator assembly 9. At the moment, the coaxial positioning clamp 15 on the rotor positioning mechanism 3 is folded and is driven by the electric cylinder 12 to be sleeved into the stator assembly 9 downwards, the coaxial positioning clamp 15 is opened, the position of the stator assembly 9 is finely adjusted by the excircle of the coaxial positioning clamp 15, and then the coaxial positioning clamp 15 is folded and ascends to exit the stator assembly 9. Meanwhile, the rotor carrying mechanism 4 carries the rotor 28 to the upper part of the coaxial positioning fixture 15, the rotor 28 is driven by the lifting cylinder 20 to descend and is sleeved into the inner circle of the coaxial positioning fixture 15, the coaxial positioning fixture 15 is folded to clamp and position the rotor 28, and at the moment, the floating joint 23 floats to assist in adjusting the position of the rotor. The coaxial positioning jig 15 is then released and the rotor 28 falls under gravity into the stator assembly 9 for assembly. The screw rod module 18 moves, the pressing cylinder 26 drives the pressing head 27 to press the end face of the rotor 28, and the relative positions of the stator assembly 9 and the rotor 28 in the axial direction are adjusted. By adopting the stator and rotor assembling equipment, the assembling reject ratio can be obviously reduced, the assembling efficiency is improved, and the requirement of precision assembly is met.

The present invention is not limited to the specific technical solutions of the above embodiments, and other embodiments of the present invention are possible in addition to the above embodiments. All the technical solutions formed by adopting equivalent substitutions or equivalent transformations belong to the protection scope of the present invention.