CN206813875U - For transmitting the device of slider of zipper fastener - Google Patents

For transmitting the device of slider of zipper fastener Download PDF

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Publication number
CN206813875U
CN206813875U CN201720698966.6U CN201720698966U CN206813875U CN 206813875 U CN206813875 U CN 206813875U CN 201720698966 U CN201720698966 U CN 201720698966U CN 206813875 U CN206813875 U CN 206813875U
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CN
China
Prior art keywords
slider
zipper fastener
pinch roller
transmit
guide rail
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201720698966.6U
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Chinese (zh)
Inventor
张天从
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shishi Eight Or Nine Machinery Equipment Co Ltd
Original Assignee
Shishi Eight Or Nine Machinery Equipment Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shishi Eight Or Nine Machinery Equipment Co Ltd filed Critical Shishi Eight Or Nine Machinery Equipment Co Ltd
Priority to CN201720698966.6U priority Critical patent/CN206813875U/en
Application granted granted Critical
Publication of CN206813875U publication Critical patent/CN206813875U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of device for being used to transmit slider of zipper fastener, including frame, the guide rail being erected in frame and the transmission drive component for driving slider of zipper fastener to be moved on guide rail, wherein transmission drive component includes material pressing device and feed device, the extrudable slider of zipper fastener being arranged on guide rail of material pressing device, feed device can drive slider of zipper fastener to be moved along guide rail, to realize that slider of zipper fastener transmits.In device of the present utility model for transmitting slider of zipper fastener, by transmitting material pressing device and feed device in drive component, the speed transmission and slider of zipper fastener transmission of controllable slider of zipper fastener are closed down, horizontally disposed first guide rail can ensure that slider of zipper fastener only moves under the promotion of transmission drive component, by the mating reaction for transmitting drive component and horizontally disposed first guide rail, make the transmit process of slider of zipper fastener, i.e. transfer rate, break down when quick stopping, and slider of zipper fastener positioning stop by good control.

Description

For transmitting the device of slider of zipper fastener
Technical field
The utility model belongs to conveyer technical field, more particularly to a kind of device for being used to transmit slider of zipper fastener.
Background technology
Slider of zipper fastener generally comprises slider of zipper fastener upper piece, slider of zipper fastener bottom sheet, for connecting slider of zipper fastener upper piece and slider of zipper fastener bottom sheet Inside connection core, and cap and pulling-on piece for driving slider of zipper fastener to move.Slider of zipper fastener size dimension is different, different, draws Chain head upper piece is different with the thickness of slider of zipper fastener bottom sheet, and the position of the sidewise hole between slider of zipper fastener upper piece and slider of zipper fastener bottom sheet is different.
In the various manufacturing procedures of slider of zipper fastener semi-finished product, it is often necessary to the device for transmitting slider of zipper fastener is used, will Slider of zipper fastener is transported to the position to be processed of machine.The existing device for being used to transmit slider of zipper fastener generally includes the transmission being obliquely installed The vibratory conveyer that track and driving slider of zipper fastener move in orbit.
Publication No. CN102433580A, publication date disclose one kind for the Chinese patent application file on May 2nd, 2012 Suspending machine of zipper slider for electroplating, describe a kind of slider of zipper fastener conveying and hook alignment detection means, slider of zipper fastener conveying and hook pair Quasi- detection means includes guide rail, send slider of zipper fastener cylinder and even slider of zipper fastener is hanging to by slide fastener head slider, these component mating reactions On the hook of hanging ring.Wherein slider of zipper fastener conveying and hook alignment detection means include the guide rail being obliquely installed, the input of guide rail It is connected with slider of zipper fastener storage device, the slider of zipper fastener into inclined guide rails moves down under self gravitation effect, under slider of zipper fastener Slip over that journey is uncontrolled, and because the bottom of guide rail is also what is be obliquely installed, slider of zipper fastener can not be parked in suitable to be added in time Station is put, it is impossible to realizes the steady transmission of slider of zipper fastener.
Publication No. CN204342902U, publication date disclose one kind certainly for the Chinese patent document on May 20th, 2015 The device of dynamic light sensation alignment conveying slider of zipper fastener, the slider of zipper fastener conveying device include the slider of zipper fastener guide rail being arranged on track base, drawn It is provided with chain head guide rail and send slider of zipper fastener cylinder for convey slider of zipper fastener, and the manipulator for picking up slider of zipper fastener presss from both sides.Its In, send slider of zipper fastener cylinder to transmit slider of zipper fastener to position to be processed, do not have when equipment is out of order, stop slider of zipper fastener The function of transmitting and stop slider of zipper fastener positioning.
The content of the invention
To solve above-mentioned the problems of the prior art, the utility model provides a kind of device for being used to transmit slider of zipper fastener, So that it is provided simultaneously with controlling slider of zipper fastener conveying to close down and convey during slider of zipper fastener is transmitted for transmitting the device of slider of zipper fastener Speed, slider of zipper fastener is set steadily to convey and accurately be parked on position to be processed.
To achieve the above object, the concrete technical scheme of the device of the present utility model for transmitting slider of zipper fastener is as follows:
It is a kind of to be used to transmitting the device of slider of zipper fastener, including frame, the guide rail that is erected in frame and for driving slide fastener The transmission drive component that head moves on guide rail, wherein transmission drive component includes material pressing device and feed device, material pressing device The extrudable slider of zipper fastener being arranged on guide rail, feed device can drive slider of zipper fastener to be moved along guide rail, to realize that slider of zipper fastener transmits.
Further, it is pinch roller to transmit the material pressing device of drive component and feed device, and pinch roller rotates dynamic with driving pinch roller Power apparatus is connected, and in pinch roller rotation process, the wheel rim contact squeeze slider of zipper fastener of pinch roller is simultaneously existed by frictional force drives slider of zipper fastener Moved on guide rail.
Further, pinch roller is rounded or oval, and pinch roller is arranged on the top of the first guide-rail plate, and the wheel cause of pinch roller is flexible Plastics or rubber are made, to prevent from damaging slider of zipper fastener.
Further, transmission drive component also includes pinch roller height adjuster, pinch roller height adjuster be connected with pinch roller and The distance between adjustable pinch wheel wheel rim and slider of zipper fastener, so that pinch roller can transmit the slider of zipper fastener of different model and adjust pinch roller wheel rim To the thrust of slider of zipper fastener.
Further, pinch roller height adjuster includes connector and elastic parts, and pinch roller is connected by connector and frame activity Connect, connector is connected by elastic parts with frame, and pinch roller can rotate around connector and the connecting portion of frame, and slider of zipper fastener is through overvoltage During taking turns bottom, extrudable pinch roller simultaneously drives elastic parts automatic elastic to stretch, to realize automatically adjusting for pinch roller height.
Further, pinch roller height adjuster includes link and adjusting knob, and link is connected with frame, the top of link Portion is provided with screwed hole, and the surface of adjusting knob has external screw thread, and the bottom of adjusting knob is connected with pinch roller, rotation of adjustment knob Pinch roller can be driven to move up and down, so as to adjust the vertical spacing between pinch roller wheel rim and slider of zipper fastener.
Further, material pressing device and feed device are arranged in frame, and material pressing device vertically can be drawn with compressing in telescopic moving Chain head, feed device can horizontal cross telescopic moving to drive slider of zipper fastener to move, to complete the transmission of slider of zipper fastener.
Further, material pressing device and feed device are connected with PLC, and sensor is provided with frame, and sensor detects Slider of zipper fastener has transmitted backward PLC in place and has transmitted signal, and control material pressing device unclamps slider of zipper fastener and control upwards after PLC receives signal Feed device processed retreats movement, to carry out subsequent cycle feeding operation.
Further, guide rail includes the first guide-rail plate horizontally or diagonally set, and the first guide-rail plate includes two intervals and put down The sub- guide piece that row is set, slider of zipper fastener are connected between the inward flange of two sub- guide pieces, and the pulling-on piece of slider of zipper fastener is led through first Space between two sub- guide pieces of rail plate, inward flange of the slider of zipper fastener along two sub- guide pieces move.
Further, guide rail is made up of quenching manganese steel, to reduce the frictional force that slider of zipper fastener slides on guide rail.
In device of the present utility model for transmitting slider of zipper fastener, by transmitting material pressing device and feeding in drive component Device, the speed transmission and slider of zipper fastener transmission of controllable slider of zipper fastener are closed down, and horizontally disposed first guide rail can ensure that slider of zipper fastener only Move under the promotion of transmission drive component, by transmitting the mating reaction of drive component and horizontally disposed first guide rail, make Quick stopping when the transmit process of slider of zipper fastener, i.e. transfer rate, failure, and the positioning of slider of zipper fastener stop by good Good control.
Brief description of the drawings
Fig. 1-2 is the perspective view for being used to transmit the device of slider of zipper fastener of the utility model first embodiment;
Fig. 3 is the front view for being used to transmit the device of slider of zipper fastener in Fig. 1;
Fig. 4 is the side view for being used to transmit the device of slider of zipper fastener in Fig. 1;
Fig. 5 is the top view for being used to transmit the device of slider of zipper fastener in Fig. 1;
Fig. 6 is the perspective view for being used to transmit the device of slider of zipper fastener of the utility model second embodiment;
Fig. 7 is the partial structural diagram for being used to transmit the device of slider of zipper fastener in Fig. 6;
Fig. 8 is the front view for being used to transmit the device of slider of zipper fastener in Fig. 6;
Fig. 9 is the front view for being used to transmit the device of slider of zipper fastener of the utility model 3rd embodiment;
Figure 10 is the perspective view for being used to transmit the device of slider of zipper fastener of the utility model fourth embodiment;
Figure 11 is the front view for being used to transmit the device of slider of zipper fastener in Figure 10;
Figure 12 is the partial structural diagram for being used to transmit the device of slider of zipper fastener in Figure 10.
Embodiment
In order to be best understood from the purpose of this utility model, structure and function, below in conjunction with the accompanying drawings, to of the present utility model Device for transmitting slider of zipper fastener does further detailed description.
In the utility model, slider of zipper fastener is defined as including piece, bottom sheet, for connect upper piece connect with the inside of bottom sheet Core, and cap and pulling-on piece for driving slider of zipper fastener to move.Cap is wherein provided with upper piece outer surface, is concatenated in cap There is pulling-on piece, inside connects inner surface of the both ends of core respectively with upper piece inner surface and bottom sheet and is connected.Upper piece and bottom sheet interval set Put, upper piece and bottom sheet both sides formed with lateral orifices, upper piece and the head of bottom sheet and afterbody formed with for inserting zip strip Socket.
As Figure 1-3, the device of the present utility model for being used to transmit slider of zipper fastener includes frame 10 and for frames 10 base, the top of frame 10 are provided with guide rail 20, slider of zipper fastener 40 are provided with guide rail 20, and the top of guide rail 20 is provided with use In the transmission drive component 30 of driving slider of zipper fastener movement, in the presence of drive component 30 is transmitted, slider of zipper fastener 40 is along guide rail 20 Mobile Transmission, slider of zipper fastener 40 is sent to the position to be processed specified.
Above-mentioned guide rail 20 includes horizontally disposed first guide-rail plate 21, the first guide-rail plate 21 can be manufactured by quenching manganese steel and Into to reduce the coefficient of friction between the guide-rail plate 21 of slider of zipper fastener 40 and first, being easy to slider of zipper fastener to slide.First guide-rail plate 21 includes The sub- guide piece that two intervals and parallel alignment are set, the inward flange of two sub- guide pieces of the first guide-rail plate 21 are inserted respectively into drawing In two lateral orifices of chain head, on the inward flange of the lateral opening two sub- guide pieces for being connected to the first guide-rail plate 21 in the both sides of slider of zipper fastener, draw Space of the pulling-on piece of chain head through two sub- guide pieces of the first guide-rail plate 21, slider of zipper fastener 40 is along slider of zipper fastener bottom sheet and first Contact surface movement between the sub- guide piece of guide-rail plate 21, to realize the transmission of slider of zipper fastener 40.
Alternatively, upper piece the both sides (both sides are separated by cap) of slider of zipper fastener respectively with the first guide-rail plate 21 two Sub- guide piece contact is set, and upper piece the both sides of slider of zipper fastener are supported to wear in the upper surface of two sub- guide pieces, the pulling-on piece of slider of zipper fastener The space crossed between two sub- guide pieces of the first guide-rail plate 21, son of the slider of zipper fastener along upper piece outer surface and the first guide-rail plate 21 Contact surface movement between guide piece, to realize the transmission of slider of zipper fastener.Wherein, the fit system of former slider of zipper fastener and guide rail 20 It is more suitable for applying in the utility model.
It should be noted that it is used to transmit the device of slider of zipper fastener of the present utility model, the input of the first guide-rail plate 21 Directly it can be connected with slider of zipper fastener storage device, slider of zipper fastener can enter directly into first by the input of the first guide-rail plate 21 and lead On rail plate 21.
Further, guide rail 20 also includes the second guide-rail plate 22, the output end of the second guide-rail plate 22 and the first guide-rail plate 21 Input is connected, and the input of the second guide-rail plate 22 is connected with slider of zipper fastener storage device.The structure of second guide-rail plate 22 and its with The cooperation conveying relation of slider of zipper fastener is identical with the first guide-rail plate 21, only difference is that the second guide-rail plate 22 is obliquely installed, and second Guide-rail plate 22 can be inclined straightway or curved section, and the input of the second guide-rail plate is higher than output end, so that slider of zipper fastener exists Possesses the power moved down under self gravitation effect.
Transmission drive component includes material pressing device and feed device, the extrudable slide fastener being arranged on guide rail of material pressing device Head, feed device can drive slider of zipper fastener to be moved along guide rail, to realize that slider of zipper fastener transmits.
The material pressing device and feed device for transmitting drive component are pinch roller 31, and pinch roller 31 is arranged on the upper of the first guide-rail plate 21 Side, pinch roller are connected with drive device 32, and drive device 32 can be stepper motor or other rotary power units.Stepper motor can Driving pinch roller is positive, reverse or quickly rotate at a slow speed, and the wheel rim of pinch roller 31 extrudes slider of zipper fastener (such as slider of zipper fastener bottom sheet) and simultaneously relied on Frictional force drives slider of zipper fastener forwards, and when stepper motor is stopped and pinch roller stops operating, the wheel rim extruding of pinch roller 31 is just The slider of zipper fastener of lower section, the slider of zipper fastener 40 of underface is set to stop moving, the slider of zipper fastener immediately below pinch roller can also stop on conveying direction The slider of zipper fastener movement of trip.Therefore the transmission drive component 30 both can control the speed transmission of slider of zipper fastener, while also possesses stop and draw The function that chain head is mobile and positions slider of zipper fastener, makes slider of zipper fastener steadily convey and is accurately positioned stopping.
The wheel rim of above-mentioned pinch roller 31 is preferably the soft material of flexible deformability, for example with high molecule plastic or Rubber tire made of rubber, to prevent from damaging slider of zipper fastener by pressure.Above-mentioned pinch roller can be with rounded (embodiment shown in Fig. 1-3), circle pressure The bottom of wheel can extrude 1-2 slider of zipper fastener simultaneously, and utilize frictional force transmission slider of zipper fastener.Thus, start and stop pinch roller and regulation are passed through The rotating speed of pinch roller, the speed transmission and slider of zipper fastener transmission of controllable slider of zipper fastener are closed down.
Further, transmitting on drive component 30 also includes pinch roller height adjuster, and pinch roller height adjuster is connected with pinch roller, The distance between pinch roller height adjuster adjustable pinch wheel and guide rail 20, so as to change between pinch roller wheel rim and slider of zipper fastener away from From for various sizes of slider of zipper fastener, difference smoothly can be transmitted by adjusting the distance between pinch roller wheel rim and slider of zipper fastener The slider of zipper fastener 40 of model, or regulation pinch roller wheel rim avoid damaging slider of zipper fastener 40 to the thrust of slider of zipper fastener 40.
As illustrated in figures 4-5, in the present embodiment, pinch roller height adjuster includes link 33 and adjusting knob 34, link 33 are connected with frame 10, and the top of link 33 is provided with screwed hole, and adjusting knob 34 has external screw thread in shaft-like and surface, The bottom of adjusting knob 34 is connected with pinch roller, and during rotation of adjustment knob 34, adjusting knob 34 on thread belt dynamic pressure wheel by moving down It is dynamic, so as to adjust the vertical spacing between pinch roller wheel rim and slider of zipper fastener 40.
As shown in figs 6-8, second embodiment of the present utility model, the dress for being used to transmit slider of zipper fastener of the present embodiment are shown Put similar with first embodiment, differ only in, pinch roller height adjuster includes connector and elastic parts, and pinch roller 31 passes through company Fitting 35 is flexibly connected with frame, such as pinch roller 31 is hinged by connector 35 with frame, connector by elastic parts 36 with Frame is connected, and pinch roller can rotate around connector and the connecting portion of frame.Thus, when different slider of zipper fasteners pass through the bottom of pinch roller 31 When, the automatic telescopic under the squeezing action of slider of zipper fastener of elastic parts 36, (in elasticity state tension or in compression) elastic parts Pinch roller height can be automatically adjusted during 36 automatic telescopics, thus use is more convenient.
Fig. 9 shows 3rd embodiment of the present utility model, the device and first for being used to transmit slider of zipper fastener of the present embodiment Embodiment is similar, differs only in pinch roller 31 as ellipse, and the bottom of oval pinch roller can extrude multiple slider of zipper fasteners, and profit simultaneously Slider of zipper fastener is transmitted with frictional force, thus transmit process is more steady and is less prone to transmission failure.
Figure 10-12 shows fourth embodiment of the present utility model, different to 3rd embodiment from first, in the present embodiment Transmission drive component 30 include the material pressing device and feed device of self-movement, material pressing device is extrudable to be arranged on guide rail Slider of zipper fastener, feed device can drive slider of zipper fastener to be moved along guide rail, to realize that slider of zipper fastener transmits.Above-mentioned material pressing device is vertically to stretch Contract mobile press cylinder or binder linear electric motors 37, above-mentioned feed device for can horizontal cross telescopic moving push cylinder or Feeding linear electric motors 38.Material pressing device and feed device are arranged in frame, and the vertical telescopic moving of material pressing device is to compress slide fastener Head, feed device horizontal direction push material pressing device before and after, and then drive slider of zipper fastener feeding forward.
Further, above-mentioned material pressing device and feed device are connected with PLC, when material pressing device and feed device mating reaction After slider of zipper fastener is completed into a feeding, PLC control material pressing devices and feed device are returned on original position, namely binder dress The mobile release slider of zipper fastener of rising is put, feed device is transversely moved rearwards, and drives material pressing device to move backward.Preferably, machine Sensor, such as fibre optical sensor are provided with frame, emits beam and detects before slider of zipper fastener has been sent to frame in sensor After holding specified location, signal is transmitted to PLC, PLC controls material pressing device after receiving signal in place or other fault-signals and sent Material device is returned on original position.
It is appreciated that the utility model is described by some embodiments, what those skilled in the art knew, In the case of not departing from spirit and scope of the present utility model, various changes or equivalent can be carried out to these features and embodiment Replace.In addition, under teaching of the present utility model, these features and embodiment can be modified to adapt to particular situation And material is without departing from spirit and scope of the present utility model.Therefore, the utility model is not by specific reality disclosed herein The limitation of example is applied, the embodiment fallen with the range of claims hereof belongs to the scope that the utility model is protected It is interior.

Claims (10)

1. a kind of device for being used to transmit slider of zipper fastener, it is characterised in that including frame, the guide rail being erected in frame and be used for The transmission drive component that driving slider of zipper fastener moves on guide rail, wherein transmission drive component includes material pressing device and feed device, The extrudable slider of zipper fastener being arranged on guide rail of material pressing device, feed device can drive slider of zipper fastener to be moved along guide rail, to realize slide fastener Head transmission.
2. the device according to claim 1 for being used to transmit slider of zipper fastener, it is characterised in that transmit the binder dress of drive component It is pinch roller to put with feed device, and the power set that pinch roller rotates with driving pinch roller are connected, in pinch roller rotation process, the wheel of pinch roller Edge contact squeeze slider of zipper fastener is simultaneously moved by frictional force drives slider of zipper fastener on guide rail.
3. the device according to claim 2 for being used to transmit slider of zipper fastener, it is characterised in that pinch roller is rounded or oval, Pinch roller is arranged on the top of the first guide-rail plate, and the wheel cause flexiplast or rubber of pinch roller are made, to prevent from damaging slider of zipper fastener.
4. the device for being used to transmit slider of zipper fastener according to Claims 2 or 3, it is characterised in that transmission drive component also wraps Include pinch roller height adjuster, pinch roller height adjuster be connected with pinch roller and between adjustable pinch wheel wheel rim and slider of zipper fastener away from From so that pinch roller can transmit the slider of zipper fastener of different model and adjust thrust of the pinch roller wheel rim to slider of zipper fastener.
5. the device according to claim 4 for being used to transmit slider of zipper fastener, it is characterised in that pinch roller height adjuster includes connecting Fitting and elastic parts, pinch roller are flexibly connected by connector with frame, and connector is connected by elastic parts with frame, pinch roller It can be rotated around connector and the connecting portion of frame, during slider of zipper fastener passes through pinch roller bottom, can extrude pinch roller and with dynamic elasticity Component automatic elastic stretches, to realize automatically adjusting for pinch roller height.
6. the device according to claim 4 for being used to transmit slider of zipper fastener, it is characterised in that pinch roller height adjuster includes connecting Frame and adjusting knob are connect, link is connected with frame, screwed hole is provided with the top of link, the surface of adjusting knob is with outer Screw thread, the bottom of adjusting knob are connected with pinch roller, and rotation of adjustment knob can drive pinch roller to move up and down, so as to adjust pinch roller wheel rim Vertical spacing between slider of zipper fastener.
7. the device according to claim 1 for being used to transmit slider of zipper fastener, it is characterised in that material pressing device and feed device are set Put in frame, material pressing device can vertically telescopic moving to compress slider of zipper fastener, feed device can horizontal cross telescopic moving to drive Dynamic slider of zipper fastener movement, to complete the transmission of slider of zipper fastener.
8. the device according to claim 7 for being used to transmit slider of zipper fastener, it is characterised in that material pressing device and feed device are equal It is connected with PLC, sensor is provided with frame, sensor detects that slider of zipper fastener has transmitted backward PLC in place and transmitted signal, PLC Control material pressing device unclamps slider of zipper fastener and control feed device retrogressing movement upwards after receiving signal, is sent with carrying out subsequent cycle Material operation.
9. the device for being used to transmit slider of zipper fastener according to any one of claim 1-3 and 7-8, it is characterised in that guide rail Including the first guide-rail plate horizontally or diagonally set, the first guide-rail plate includes two intervals and the sub- guide piece be arrangeding in parallel, draws Chain head is connected between the inward flange of two sub- guide pieces, the pulling-on piece of slider of zipper fastener through the first guide-rail plate two sub- guide pieces it Between space, inward flange of the slider of zipper fastener along two sub- guide pieces move.
10. the device according to claim 1 for being used to transmit slider of zipper fastener, it is characterised in that guide rail is made up of quenching manganese steel, To reduce the frictional force that slider of zipper fastener slides on guide rail.
CN201720698966.6U 2017-06-12 2017-06-12 For transmitting the device of slider of zipper fastener Expired - Fee Related CN206813875U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720698966.6U CN206813875U (en) 2017-06-12 2017-06-12 For transmitting the device of slider of zipper fastener

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720698966.6U CN206813875U (en) 2017-06-12 2017-06-12 For transmitting the device of slider of zipper fastener

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109353743A (en) * 2018-08-23 2019-02-19 石狮市八九机械设备有限公司 A kind of slider of zipper fastener transmission device and its application method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109353743A (en) * 2018-08-23 2019-02-19 石狮市八九机械设备有限公司 A kind of slider of zipper fastener transmission device and its application method

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Granted publication date: 20171229

Termination date: 20200612