Background technology
In the utilization of bearing, retainer is that roller is separated, and keeps roller motion to have the parts of certain rule.Retainer plays important effect to bearing operation stability, reliability, and retainer damages and will directly cause bearing not move.The preparation method of retainer mainly contains following two kinds:
1, die casting retainer
The raw material of die casting retainer are aluminium alloy, brass, by pouring in the compression mod of die casting machine after raw material fusing, once by retainer casting forming.This side's process characteristic is: the moulding of (1) retainer rheo-die-casting, can obtain good geometry and dimensional accuracy, and without machining, production efficiency is high.(2) after casting forming, metallic crystal solidifies, and tissue is accurate, and surface quality is well also wear-resisting.But during pack alloy retainer, need large-tonnage equipment, Design of Dies is complicated with manufacture, easily makes retainer pocket hole pull during die casting.At bearing, withstand shocks, under vibrations and the changeable condition of speed, need further to improve the quality of die casting retainer.
2, plastic casting legal system is made retainer
The granular engineering plastics of vacuum drying are placed in charging basket, through Resistant heating, be fused into semi-liquid stage, by the pressurization of plunger or mobile screw, semi liquid state raw material is injection molded into from nozzle in the shaping dies of machine, through being incubated, after cooling, obtain needed retainer.His process characteristic is: (1) retainer is once moulded and formed shape, can obtain accurate geometry and dimensional accuracy and low surface roughness value, and without machining, production efficiency is high.(2) mould and plastic casting are shaped simply, and bearing assemble is convenient, easily realize automation and control.But due to shortcomings such as the existing thermal deformation of plastics itself, aging and embrittlement, and retainer structure and mould the more technologic problems of note, the application of plastic casting retainer is restricted.
Based on above reason, at present the most frequently used retainer production method take die casting semi-finished product in conjunction with machining as main.But the half-finished geometry of die casting and dimensional accuracy cannot be guaranteed, method for finishing manufactured is manually to put into lathe cutting at present, this working method not only needs high-tech, and labour intensity is high, a large amount of retainer retainers that is die cast as differing heights how to unify for identical accurate dimension be urgent problem in retainer manufacture craft.
Utility model content
The utility model embodiment provides a kind of retainer machining equipment, and for the half-finished further fine finishining of retainer, automation is selected materials, and has avoided labor safety hidden danger, reduces labour intensity, reduces operation sequence, enhances productivity.Accomplish to save time, laborsaving, economize consumption, safety, standard.
The utility model object is achieved by following technical proposals:
A retainer machining equipment, comprises frame, sorting machine and feeding elevator, described frame is provided with cylinder, stepper motor and bearing block, described bearing block connection for transmission axle, described power transmission shaft connects the location of workpiece, in the side of the described location of workpiece, is also provided with cutter; Described sorting machine comprises base, takes over a business and feeding slideway, described in take over a business to comprise chassis and spiral lubricating substance road, described spiral lubricating substance road connects feeding slideway; Described spiral lubricating substance road is provided with outer ledge band connecting bridge jaggy, and described connecting bridge and spiral lubricating substance road are in the same plane; Described feeding slides into and connects feeding elevator, described feeding elevator by slideway, be connected to deep-slotted chip breaker, described deep-slotted chip breaker is positioned at the below of the described location of workpiece.
For the further improvement of technique scheme, described cylinder link cylinder wall, on described stepper motor with stepper motor thread spindle; Described bearing block rear connects belt pulley.
For the further improvement of technique scheme, in described frame, the below of the location of workpiece is with moving back part hole.
For the further improvement of technique scheme, described spiral lubricating substance road is with spiral lubricating substance road inner ring and outer ring, spiral lubricating substance road, and on outer ring, described spiral lubricating substance road, with position control, described position control is strip or arc-shaped limit device.
For the further improvement of technique scheme, described feeding slideway is connected with outer ring, spiral lubricating substance road, and at connector place with hang plate.
For the further improvement of technique scheme, described top, chassis is provided with sensor, and described sensor controls feeding port and opens or cut out.
For the further improvement of technique scheme, support frame as described above upper end is with upper rotating shaft, and lower end is with lower rotary shaft; Support frame as described above and upper and lower rotating shaft outside are provided with conveyer belt, on described conveyer belt with some strip bulges, described some strip bulges are parallel to each other, and the same distance of being separated by, being arranged on conveyer belt of horizontal tilt certain angle, when conveyer belt moves upward, the formed upper angle of described strip bulge and positive stop strip is less than 90 degree.
For the further improvement of technique scheme, on support frame as described above, be also provided with positive stop strip, described positive stop strip is near conveyer belt on one side; The upper end of described positive stop strip is connected with slideway, and described slideway entrance near conveyer belt on one side, and described slideway is downward-sloping structure.
For the further improvement of technique scheme, the lower end of described slideway is with propeller and deep-slotted chip breaker, and described deep-slotted chip breaker is positioned at the below of the location of workpiece.
As can be seen from the above technical solutions, the utility model embodiment has the following advantages: a kind of retainer machining equipment that the utility model provides, the efficient single orderly lathe that is sent to of retainer semi-finished product that makes rapidly, fix and rotate, by setting double finished work-piece of cutter of fixed position, process, realized automation and replaced artificial cutting, continuously processing, reduce operation sequence, enhance productivity.Accomplish to save time, laborsaving, economize consumption, safety, standard.
The specific embodiment
Below in conjunction with accompanying drawing, structure of the present utility model and principle are described further.
The utility model embodiment, referring to Fig. 1, provides a kind of retainer machining equipment, for the half-finished further fine finishining of retainer, and automation cutting.
A kind of retainer machining equipment, comprise lathe, sorting machine and feeding elevator, by sorting machine, the orderly individual event of retainer semi-finished product to be processed is arranged, be sent to feeding elevator, by feeding elevator, retainer semi-finished product to be processed are sent to again to the position of the location of workpiece 5, by lathe, are processed.
Described sorting machine, as shown in Figure 2, comprises base 30, takes over a business 29 and feeding slideway 26, described in take over a business 29 and comprise chassis 28 and spiral lubricating substance road, described spiral lubricating substance road connects feeding slideway 26.
Described spiral lubricating substance road is with spiral lubricating substance road inner ring 51 and outer ring, spiral lubricating substance road 52, on outer ring, described spiral lubricating substance road 52 with position control 27, in the present embodiment, described position control 6 is arc-shaped limit device, be arranged on 52 tops, outer ring, spiral lubricating substance road, and default certain height.
Described spiral lubricating substance road is provided with outer ledge band connecting bridge 24 jaggy, and described connecting bridge 24 is in the same plane with spiral lubricating substance road.Connecting bridge 24 in the present embodiment is positioned on outer ring, spiral lubricating substance road 52, and outward flange is wavy shaped configuration.
Described feeding slideway 26 is connected with outer ring, spiral lubricating substance road 52, and at connector place with hang plate 31.
Described 28 tops, chassis are provided with sensor 23, and described sensor 23 controls feeding port 22 and opens or cut out.While there is no workpiece in the middle of sensor 23 is experienced chassis 28, control feeding port 22 and open blowing; Otherwise sensor 23 is experienced when chassis 28 is middle workpiece, controls feeding port 22 and closes.
In base 30, be provided with driver, driver drives is taken over a business 29 vibrations, pass through centrifugal action, make retainer semi-finished product bowl-shape on chassis 28 do centrifugal motion, because the width in spiral lubricating substance road only can hold single retainer semi-finished product, thereby make retainer semi-finished product at upper spiral lubricating substance road inner ring 51 defileds.What now retainer semi-finished product had is opening up, and what have is opening down, and likely occurs a plurality of situations about stacking.
When retainer semi-finished product move to outer ring 52, spiral lubricating substance road, first run into position control 27, a plurality of retainer semi-finished product that stack, due to height setover adjuster 27, under the guiding function of the extruding of workpiece and position control 27, drop in chassis 28 in the wings again.Retainer semi-finished product after position control 27 is spacing are that single single row is listed on outer ring, spiral lubricating substance road 52.
Further move to connecting bridge 24, because connecting bridge 24 outer rims are irregular, make under vibrations condition, opening up retainer semi-finished product can safety; Downward opening retainer semi-finished product at connecting bridge 24 places by disequilibrium and drop in chassis 28.Now, retainer semi-finished product are single single and opening up being arranged on outer ring, spiral lubricating substance road 52.
The connector place of feeding slideway 26 is provided with hang plate 25, and retainer semi-finished product are through the guiding of hang plate 25, by level opening up, gradually becomes vertical opening towards side, and moving in the 26 relaying reforwarding of feeding slideway under the extruding of workpiece in the wings.
Described feeding elevator, as shown in Figure 3, comprises bracing frame 14, and support frame as described above 14 upper ends are with upper rotating shaft 12, and lower end is with lower rotary shaft 20; Support frame as described above 14 and upper rotating shaft 12, lower rotary shaft 20 outsides are provided with conveyer belt 13, on described conveyer belt 13 with some strip bulges 19.
On support frame as described above 14, be also provided with positive stop strip 16, described positive stop strip 16 is adjacent to one side of conveyer belt 13.Described some strip bulges 19 are parallel construction each other, and the identical distance of being separated by.Being arranged on conveyer belt 13 of strip bulge 19 horizontal tilt certain angles, when conveyer belt 13 moves upward, described strip bulge 19 is less than 90 degree with the formed upper angle of positive stop strip 16.
The top of support frame as described above 14 is connected with slideway 15, and described slideway 15 is downward-sloping groove structure, can allow a retainer vertically by this slideway 15.The entrance of described slideway 15 is positioned at the upper end of positive stop strip, and described slideway 15 entrances are close to one side of conveyer belt 13.The lower end of described slideway 15 is with propeller 17 and deep-slotted chip breaker 18.
In the present embodiment, motor 21 drives conveyer belt 13 along clockwise rotating in figure.Retainer semi-finished product are a kind of bowl structure as bottle cap, from the lower end of the feeder conveyer belt 13 for retainer, enter conveyer belt 13 using with conveyer belt 13 motions at strip bulge 19, because strip bulge 19 slopes inwardly, and between positive stop strip 16, form the angle that is less than 90 degree, retainer semi-finished product clamper is between strip bulge 19 and positive stop strip 16.When retainer semi-finished product move upward to slideway 15 opening part with conveyer belt 13, the effect of the power of the strip bulge 19 being tilted due to retainer semi-finished product, and there is no the support of positive stop strip 16, retainer semi-finished product will enter slideway 15, by slideway 15, slip into deep-slotted chip breaker 18, again process.After completion of processing, by propeller 17, adjusted again the position of deep-slotted chip breaker 18, make the retainer after processing depart from deep-slotted chip breaker 18, wait retainer semi-finished product to be processed to enter deep-slotted chip breaker 18.
Described lathe, as shown in Figure 4, comprise frame 10, frame 10 is provided with cylinder 1, stepper motor 3 and bearing block 7, described bearing block 7 connection for transmission axles 6, it is retainer semi-finished product to be processed that described power transmission shaft 6 connects the location of workpiece 5, in the side of the described location of workpiece 5 positions, is also provided with cutter 9.
Described cylinder 1 link cylinder wall 2, on described stepper motor 3 with stepper motor thread spindle 4.In described frame 10, the below of the location of workpiece is with moving back part hole 11.
Described bearing block 7 rears connect belt pulley 8.Belt pulley transmission can relax load impacting; Transmission operates steadily, low noise, low vibration; Transmission simple in structure, easy to adjust; Belt pulley transmission is strict unlike engaged transmission for manufacture and the installation accuracy of belt pulley; And the function with overload protection.
In use procedure, retainer semi-finished product to be processed are through screening and the arrangement of sorting machine, form single, in the same way, orderly lining up, pass through again feeding elevator, rise to lathe height, by propeller 17, the retainer semi-finished product to be processed that fall into deep-slotted chip breaker 18 are placed in to the location of workpiece 5 places, cylinder 1 is pressed on retainer semi-finished product on power transmission shaft 6 by cylinder wall 2, and stepper motor 3 is controlled the cutting work that 9 pairs of retainer semi-finished product to be processed of cutter set.Stepper motor is that first stepper motor part is controlled in the open loop that changes electric impulse signal into angular displacement or displacement of the lines.The in the situation that of non-overload, frequency and the umber of pulse of pulse signal only depended in the rotating speed of motor, the position stopping, and be not subject to the impact of load variations, when step actuator receives a pulse signal, it rotates a fixing angle with regard to Driving Stepping Motor by the direction of setting, be called " step angle ", its rotation is that the angle of fixing is moved step by step.Can carry out pilot angle displacement by control impuls number, thereby reach the object of accurate location; Can control by control impuls frequency speed and the acceleration of electric machine rotation, thereby reach the object of speed governing simultaneously.
Because bearing industry belongs to labor-intensive production, need extensive experienced labor technology personnel.Because bearing industry is also a kind of high-risk, the industry of high labour intensity.For fear of labor safety hidden danger, reduce labour intensity, reduce operation sequence, enhance productivity.This product is that bearing industry is made to measure, specially research and development.Accomplish to save time, laborsaving, economize consumption, safety, standard.
Charging system adopts the method for signal detection vibrating transportation to feed intake, and sorting system adopts vibrating disk mode to move, and feed system adopts belt lifting mode to move, and by mechanical arm, automatically send into lathe and cut, then by discharging opening blanking.Greatly reduce because of the contacting of both hands and part and equipment, and the security incident hidden danger causing has guaranteed that labourer's security incident is zero, and then improve production efficiency and product quality.
Above a kind of retainer machining equipment provided by the utility model is described in detail, for one of ordinary skill in the art, thought according to the utility model embodiment, all will change in specific embodiments and applications, for example given just a kind of situation of the present embodiment in accompanying drawing.In sum, this description should not be construed as restriction of the present utility model.