CN101908799B

CN101908799B - Automatic forming machine for rotor coil of wind generating set

Info

Publication number: CN101908799B
Application number: CN200910052403XA
Authority: CN
Inventors: 牟忠凯; 奚修军
Original assignee: SHANGHAI SHANGDIAN MECHANICAL AND ELECTRICAL EQUIPMENT ENGINEERING CO LTD
Current assignee: SHANGHAI SHANGDIAN MECHANICAL AND ELECTRICAL EQUIPMENT ENGINEERING CO LTD
Priority date: 2009-06-02
Filing date: 2009-06-02
Publication date: 2012-06-20
Anticipated expiration: 2029-06-02
Also published as: CN101908799A

Abstract

The invention relates to an automatic forming machine for a rotor coil of a wind generating set. The machine comprises a master control hydraulic station and a pair of oppositely-arranged performing mechanisms, wherein each performing mechanism comprises a base, a frame, a fixed mold, a master arm, a movable mold and an active forming oil cylinder; the frame is fixed on the front part of the base; the fixed mold is fixed on the back part of the base; the master arm is pivoted with the fixed mold through a rotating shaft; the movable mold is arranged on the master arm; the forming surfaces of the movable mold and the fixed mold are opposite to each other and are matched with the shapes of the upper and lower curved surfaces of the rotor coil of the wind generating set respectively; one end of the active forming oil cylinder is pivoted with the frame, while the other end is connected with the movable mold; and the active forming oil cylinder is in transmission connection with the master control hydraulic station. The machine has the advantages of high forming accuracy, high processing efficiency, wide application range, safety, reliability, convenient maintenance and the like.

Description

A kind of automatic forming machine for rotor coil of wind generating set

Technical field

The present invention relates to the motor coil forming machine, particularly relate to a kind of automatic forming machine for rotor coil of wind generating set.

Background technology

At present country just progressively strengthens the dynamics of investing and developing to the western energy, and wind power generation is as relying on renewable continuous forever clean energy resource also just to become in recent years the novel energy industry of tool large-scale commercial applications development.Yet the core as the wind turbine generator manufacturing---rotor coil forming technique but is restriction motor performance and the key of enhancing productivity all the time.

The wind-powered electricity generation rotor coil is surrounded by many groups coil to be formed, and every group by two square-section copper bars by the match arranged side by side of space multidimensional curve, its space anglec of rotation and spacing all have strict demand, the shaping difficulty is very big.In the existing electromechanics trade except that several families from the high-end former of external introduction is accomplished; Most enterprises can only rely on self-control special dies, the manual work mode of knocking to be shaped; The original backwardness of means must two people cooperate during work, accomplishes centering, card pressure and beatening simultaneously; The coil that different operation person accomplished; Can not use on the same group because of use dynamics difference, shape are difficult to match, the personnel, frock and the place that when the coil specification increases, are consumed take all and can be multiplied, and the quality of coil and productivity ratio also are difficult to guarantee.

Summary of the invention

Technical problem to be solved by this invention is exactly for the defective that overcomes above-mentioned prior art existence a kind of automatic forming machine for rotor coil of wind generating set to be provided.

The object of the invention can be realized through following technical scheme: a kind of automatic forming machine for rotor coil of wind generating set; It is characterized in that comprise the actuator that master control Hydraulic Station and a pair of anti-phase are provided with, described actuator includes base, frame, cover half, master arm, dynamic model and the oil cylinder that initiatively is shaped; Described frame is fixed in the front portion of base; Described cover half is fixed in the rear portion of base, and described master arm articulates through a rotating shaft and cover half, and described dynamic model is located on the master arm; The forming face of described dynamic model and cover half is relatively also adaptive with the curve form up and down of rotor coil of wind generating set respectively; Described active shaping oil cylinder one end and frame articulate, and the other end is connected with dynamic model, and described active shaping oil cylinder and master control Hydraulic Station are in transmission connection.

Described actuator also comprises accent lead aircraft structure and Driven by Hydraulic Cylinder card press mechanism, and described accent lead aircraft structure and Driven by Hydraulic Cylinder card press mechanism all are located at a side of cover half, and described Driven by Hydraulic Cylinder card press mechanism and master control Hydraulic Station are in transmission connection.

The opposite face of described frame and cover half be one by the back to the preceding inclined-plane that extends obliquely, the top on this inclined-plane and the oil cylinder pivot joint that initiatively is shaped.

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

One, forming accuracy is high: the back coil space physical dimension that is shaped is accurate, stressed evenly, the no overstretching extension phenomenon of coil in the forming process, and coil section no change and curve smoothing, fitness is good in groups, and coil-span is accurate;

Two, working (machining) efficiency is high: machine operation is easy, auto lock behind the material loading, only need clamping can accomplish single group coil about two directions be shaped, also can come the Control work beat through what regulate pressure and flow, efficient is than the manual operation improve more than ten times;

Three, applied widely: this machine is applicable to the coil forming of wind power motor rotor, and its delicate structure is simple and direct, practical, the unit low cost of manufacture, is easy to penetration and promotion, can realize also that through being equipped with automatic loading and unloading mechanism the transfer matic of coil quantizes to produce;

Four, safe and reliable: the coil course of processing is full-automatic the shaping, avoids the artificial unexpected injury that cause because of tired and the duplication of labour back of participating in, and all are carried out components and parts and all establish electric liquid interlock protection, and unified controlling avoided misoperation;

Five, easy to maintenance: mechanical structure is simple, except that an independent hydraulically controlled station, has only two cover executive components, and few, the no consumable accessory of machine components is convenient to maintenance and maintenance.

Description of drawings

Fig. 1 is the structural representation of actuator of the present invention.

Embodiment

Below in conjunction with accompanying drawing the present invention is described further.

As shown in Figure 1; A kind of automatic forming machine for rotor coil of wind generating set comprises the actuator 1 that master control Hydraulic Station and a pair of anti-phase are provided with, and described actuator 1 includes base 10, frame 11, cover half 12, master arm 13, dynamic model 14 and the oil cylinder 15 that initiatively is shaped; Described frame 11 is fixed in the front portion of base; Described cover half 12 is fixed in the rear portion of base 10, and described master arm 13 articulates through a rotating shaft 16 and cover half 12, and described dynamic model 14 is located on the master arm 13; Described dynamic model 14 is relatively also adaptive with the curve form up and down of rotor coil of wind generating set respectively with the forming face of cover half 12; Described active shaping oil cylinder 15 1 ends and frame 11 articulate, and the other end is connected with dynamic model 14, and described active shaping oil cylinder 15 is in transmission connection with the master control Hydraulic Station.

Described actuator 1 also comprises accent lead aircraft structure 17 and Driven by Hydraulic Cylinder card press mechanism 18; Described accent lead aircraft structure 17 and Driven by Hydraulic Cylinder card press mechanism 18 all are located at a side of cover half 12, and described Driven by Hydraulic Cylinder card press mechanism 18 is in transmission connection with the master control Hydraulic Station; The opposite face of described frame 11 and cover half 12 be one by the back to the preceding inclined-plane that extends obliquely, the top on this inclined-plane and oil cylinder 15 pivot joints that initiatively are shaped.

The special equipment that The present invention be directed to the coil forming of wind power motor rotor and develop; Main frame is made up of actuator and master control Hydraulic Station, and actuator establishes two covers altogether, and the space curve of being responsible for two directions about coil respectively is shaped; Hydraulic Station can be two actuator's outputting powers simultaneously; And the consistency of assurance two ends output pressure and forming speed, be integrated with electric box and master control button on the master control Hydraulic Station, be convenient to control and adjust.

Two cover actuator versions of forming machine are identical, in the opposite direction, are mainly the shape that satisfies coil and establish.Wherein the forming face of fixed half and moving half relatively also processes by the curve form up and down of finished product coil respectively, and cover half and frame are connected and fixed, and dynamic model and master arm are fixing also can be rotated along the cover half axle center through hydraulic-driven.One side of cover half is provided with the coil clamping body, adopts hinge type to connect, and loosens through hydraulic lock.

Earlier coil raw material copper bar 2 is folded during work and placed on the forming machine, through the accent growth device of left end, preset the bending point again, accomplish material loading preparation, transfer growth device in every batch, only to need the adjustment reason once according to the different lengths of run of coil.The start-up operation button by Driven by Hydraulic Cylinder card press mechanism, utilizes the reinforcement hinge to make the claw side clamp copper bar then, and the while is also with fastening above the copper bar and compacting, in pressurize 2-3 sender, chucking operation completion automatically after second fully.The oil cylinder that initiatively is shaped can drive master arm after obtaining tightening end signal; Be with dynamic model to be rotated down along cover half excircle track; The edge can be adjacent to the last plane of copper bar in the dynamic model; Preventing that it from deviating from and accomplishing cambered surface is shaped, the space curve conformal slippage that this moment, copper bar can only form by dynamic model and cover half, when two templates and copper bar compress and the setting of pressurize several seconds after coil suppress completion.

Principle of the present invention is that first complex space curve with rotor coil effectively decomposes; And be reduced to two curves in orthogonal two space planes; Again two plane inner curve shapes are converted into respectively on dynamic model, cover half and the gyroaxis; Move this space curve of match again through loading two directions simultaneously, the curve and the drawing requirement that simulate like this fit like a glove.

Claims

1. rotor coil of wind generating set forming machine; It is characterized in that comprise the actuator that master control Hydraulic Station and a pair of anti-phase are provided with, described actuator includes base, frame, cover half, master arm, dynamic model and the oil cylinder that initiatively is shaped; Described frame is fixed in the front portion of base; Described cover half is fixed in the rear portion of base, and described master arm articulates through a rotating shaft and cover half, and described dynamic model is located on the master arm; The forming face of described dynamic model and cover half is relatively also adaptive with the curve form up and down of rotor coil of wind generating set respectively; Described active shaping oil cylinder one end and frame articulate, and the other end is connected with dynamic model, and described active shaping oil cylinder and master control Hydraulic Station are in transmission connection;

2. a kind of rotor coil of wind generating set forming machine according to claim 1 is characterized in that, the opposite face of described frame and cover half be one by the back to the preceding inclined-plane that extends obliquely, the top on this inclined-plane and the oil cylinder pivot joint that initiatively is shaped.