CN205926824U - Water pump motor housing forming die - Google Patents

Water pump motor housing forming die Download PDF

Info

Publication number
CN205926824U
CN205926824U CN201620883339.5U CN201620883339U CN205926824U CN 205926824 U CN205926824 U CN 205926824U CN 201620883339 U CN201620883339 U CN 201620883339U CN 205926824 U CN205926824 U CN 205926824U
Authority
CN
China
Prior art keywords
motor case
moving platen
water pump
solid plate
positioning
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
CN201620883339.5U
Other languages
Chinese (zh)
Inventor
郑景
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.)
Taizhou Tienily Precision Mould Co Ltd
Original Assignee
Taizhou Tienily Precision Mould 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 Taizhou Tienily Precision Mould Co Ltd filed Critical Taizhou Tienily Precision Mould Co Ltd
Priority to CN201620883339.5U priority Critical patent/CN205926824U/en
Application granted granted Critical
Publication of CN205926824U publication Critical patent/CN205926824U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The utility model provides a water pump motor housing forming die belongs to mould technical field. Current water pump motor housing forming die shaping inefficiency, the problem that the yield is low have been solved to it. This water pump motor housing forming die, include the fixed die plate and locate the movable mould board no. 1 on the fixed die plate, movable mould board no. 2 and movable mould board no. 3, the movable mould board one, movable mould board no. 2 and movable mould board no. 3 projection on the fixed die plate is located on the same straight line and the equidistance distributes, be equipped with stamping structure between movable mould board no. 1 and the fixed die plate, be equipped with the tip structure of punching a hole between movable mould board no. 2 and the fixed die plate, be equipped with the lateral part structure of punching a hole between movable mould board no. 3 and the fixed die plate, the top of fixed die plate is equipped with along the carriage of the direction of delivery extension of work piece, the manipulator that is used for snatching the work piece that is equipped with on the carriage that a plurality of equidistance distribute. The utility model has the advantages of the shaping is efficient, the yield is high.

Description

Water pump electric motor cover casing mould
Technical field
The utility model belongs to technical field of mold, is related to a kind of water pump electric motor cover casing mould, particularly a kind of water The gearing mould of pump motor case.
Background technology
After motor case stamps out the laminated structure of circle on punch press, need the pillared hull shape of further punching stretch Structure.Generally case being carried out with stamping forming device is to be made up of upper and lower mould, and upper mould passes through the drive mechanisms such as hydraulic cylinder and realizes Reciprocal up and down motion, carries out punch forming to the semi-finished product case being placed on lower mould.For example, Chinese patent discloses motor cover Shell punch forming device [Authorization Notice No. CN204425143U], including upper mould and lower mould corresponding with upper mould, upper mould includes side Wall mould, bed die and upper die bracket, side wall mould is fixedly connected with upper die bracket, and bed die is flexibly connected with upper die bracket liftable.
But the punching production technique of above-mentioned motor case produces for either simplex sequence, also needs to move to other stamping dies after punch forming Punching processing is carried out on tool, production efficiency is very low, and need multiple stage pressing equipment to coordinate, production cost is high.In process of production, Due to needing multistation conversion to considerably increase the handling time of personnel depaly and product, handling process causes semi-finished product two Secondary damage, causes the stability difference of product and fraction defective is high, the particularly this mode of production that people-oriented easily causes work Hinder the generation of accident.
Utility model content
The purpose of this utility model is to there are the problems referred to above for existing technology it is proposed that a kind of high water of production efficiency Pump motor case mould.
The purpose of this utility model can be realized by following technical proposal:
This water pump electric motor cover casing mould, the moving platen one including solid plate and on solid plate, moving platen two and Moving platen three, moving platen one, the projection on solid plate of moving platen two and moving platen three are located along the same line and equidistantly divide Cloth it is characterised in that being provided with punching structure between described moving platen one and solid plate, described moving platen two and solid plate it Between be provided with end punch structure, be provided with sidepiece punch structure between described moving platen three and solid plate, described solid plate upper Side is provided with the carriage of the conveying direction extension along workpiece, and carriage is provided with some machines for grabbing workpiece being equally spaced Tool hand.
Manipulator is jaw, and by PLC electrical control, the distance between two adjacent machine hands are L1, and moving platen one is fixed The distance between projection in template and projection on solid plate for the moving platen two are L2, L1=L2.Manipulator on carriage For intermittent movement.Its course of work is as follows:Circular lamellar body is simultaneously put in punching structure by the circular lamellar body of manipulator crawl, punching press Circular lamellar body is drawn into the motor case of column by structure punching press circle lamellar body;Subsequently motor case is captured by manipulator, by electricity Hood shell is fed through in the punch structure of end, carries out end punching by end punch structure to motor case;Subsequently by manipulator Crawl motor case, motor case is fed through sidepiece punch structure, by sidepiece punch structure, the sidepiece of motor case is carried out Punching.
In above-mentioned water pump electric motor cover casing mould, described punching structure includes cylindric on solid plate Punch and the cylindric die being correspondingly arranged with punch on moving platen one, the bottom of described die is provided with outside punch The molding sleeve in portion, the inner surface configuration of described molding sleeve is matched with the external surface shape of punch.
During work, circular lamellar body is put on punch, moving platen is driven by pull bar by the punch press located at solid plate bottom One moves downward, and die and molding sleeve move downward, and cooperation punch, to circular lamellar body punching press, makes circular lamellar body drawing and forming be electricity Hood shell.Wherein, molding sleeve by upper cover and trap constitute, using split-type structural, easy to process, the structure of molding sleeve can be improved Intensity it is ensured that work stability.There is between the side of motor case and end face circular cone, the top of punch and motor cover The circular cone of shell is equipped with.
In above-mentioned water pump electric motor cover casing mould, described end punch structure includes determining on solid plate Mould one and the dynamic model one being oppositely arranged with cover half one on moving platen two, the lower end of described dynamic model one is provided with some drifts One, described cover half one has the positioning round table for positioning motor case circular cone, the top tool of described positioning round table There is the resigning hole one of setting corresponding with some drifts one.
Motor case is captured by manipulator and is delivered to this end punch structure, and motor case is navigated to positioning round table On, drive moving platen two to move downward by the punch press below solid plate by pull bar, dynamic model one and drift two move downward, Go out some holes being oppositely arranged with drift one in the end of motor case, until the lower end of drift one stretches in resigning hole one When punch press be changed to eject upwards by drop-down, drift one is separated with motor case.
In above-mentioned water pump electric motor cover casing mould, the top of described positioning round table is provided with cushion block, motor case Inner face is resisted against on the upper surface of this cushion block, and above-mentioned resigning hole one is on this cushion block;The lower section of described dynamic model one is provided with Stripper plate, above-mentioned drift one is located in this stripper plate.
Motor case is put on positioning round table, the circular cone of motor case and positioning round table recline, motor case Inner face be resisted against on the upper surface of cushion block, when moving platen two pushes drive drift one push, the end face to motor case It is punched out processing, until moving platen two moves upwards when the lower end of drift one stretches in resigning hole one, be moved through upwards Cheng Zhong, because stripper plate maintains static, can prevent motor case from moving upwardly together with drift one.
In above-mentioned water pump electric motor cover casing mould, described sidepiece punch structure includes determining on solid plate Mould two and the dynamic model two being oppositely arranged with cover half two on moving platen three, described cover half two be provided with machine direction orientation unit and Radial positioning unit, described solid plate is additionally provided with some punching units, some described punching units are along motor case Axis annular array distribution.
In above-mentioned water pump electric motor cover casing mould, described machine direction orientation unit includes some located at cover half two On support column, in the upper end of described support column is generally aligned in the same plane;Described radial positioning unit include some along motor cover The locating piece of the axis annular array distribution of shell, the side of described locating piece has mates setting with motor case madial wall Positioning cambered surface, the locating piece described in when motor case is had good positioning is located at the inside of motor case and positioning cambered surface abuts in motor On the madial wall of case.
When manipulator captures and motor case is delivered to sidepiece punch structure, by some support columns to motor case Inner face be supported, radial positioning is carried out to motor case by the positioning cambered surface of some locating pieces, is subsequently positioned at cover half Punch press below plate drives moving platen three to push, and makes dynamic model two be resisted against on the outer face of motor case to realize the axle of motor case To positioning, the punching unit being located at sidepiece after having good positioning carries out sidepiece punching processing to motor case, and wherein support column is 3.
In above-mentioned water pump electric motor cover casing mould, described punching unit include base plate on solid plate, Oil cylinder on base plate and the mounting seat being connected with cylinder piston rod, described oil cylinder being radially arranged along motor case, institute The mounting seat stated is provided with the drift two parallel with oil cylinder.
In above-mentioned water pump electric motor cover casing mould, described punching unit is three, and described locating piece is three Individual and corresponding with punching unit setting, the positioning cambered surface of described locating piece is had the resigning hole being correspondingly arranged with drift two-phase Two.
In above-mentioned water pump electric motor cover casing mould, one end of described base plate stretches in cover half two, described bottom The positioning convex for stationary positioned block positioned at motor casing interior is had on plate.
Compared with prior art, this water pump electric motor cover casing mould has advantages below:
Due to being provided with carriage and manipulator, realize unmanned continuous production, significantly improve the production efficiency of product, Minimizing equipment and artificial quantity, workpiece is short from the time of station to another station, greatly reduces the carrying of semi-finished product Time, while improving operating efficiency, ensure that the stability of product.
Brief description
Fig. 1 is a kind of structural representation of preferred embodiment that the utility model provides.
Fig. 2 is the part-structure schematic diagram of the preferred embodiment that the utility model provides.
Fig. 3 is the exploded perspective view of the punching structure that the utility model provides.
Fig. 4 is the exploded perspective view of the end punch structure that the utility model provides.
Fig. 5 is the exploded perspective view of the sidepiece punch structure that the utility model provides.
Fig. 6 is the structural representation of the punching unit that the utility model provides.
In figure, a, motor case;1st, solid plate;2nd, moving platen one;3rd, moving platen two;4th, moving platen three;5th, carriage;6、 Manipulator;7th, punch;8th, die;9th, molding sleeve;10th, cover half one;11st, dynamic model one;12nd, drift one;13rd, positioning round table;14th, pad Block;15th, stripper plate;16th, cover half two;17th, dynamic model two;18th, support column;19th, locating piece;20th, base plate;21st, oil cylinder;22nd, install Seat;23rd, drift two;24th, positioning convex.
Specific embodiment
The following is specific embodiment of the utility model and combine accompanying drawing, the technical solution of the utility model is made further Description, but the utility model is not limited to these embodiments.
Water pump electric motor cover casing mould as shown in Figure 1, the moving platen one including solid plate 1 and on solid plate 1 2nd, moving platen 23 and moving platen 34, moving platen 1, the projection on solid plate 1 of moving platen 23 and moving platen 34 are located at same On one straight line and be equally spaced, it is provided with punching structure between moving platen 1 and solid plate 1, between moving platen 23 and solid plate 1 It is provided with end punch structure, between moving platen 34 and solid plate 1, is provided with sidepiece punch structure, as shown in Fig. 2 solid plate 1 is upper Side is provided with the carriage 5 that the conveying direction along workpiece extends, carriage 5 be provided with some be equally spaced for grabbing workpiece Manipulator 6.
Manipulator 6 is jaw, and by PLC electrical control, the distance between two adjacent machine hands 6 are L1, and moving platen 1 exists The distance between projection on solid plate 1 and projection on solid plate 1 for the moving platen 23 are L2, L1=L2.On carriage 5 Manipulator 6 is intermittent movement.Its course of work is as follows:Manipulator 6 captures circular lamellar body and circular lamellar body is put into punching press knot In structure, circular lamellar body is drawn into the motor case a of column by punching structure punching press circle lamellar body;Subsequently electricity is captured by manipulator 6 Hood shell a, motor case a is fed through in the punch structure of end, carries out end punching by end punch structure to motor case a Hole;Subsequently motor case a is captured by manipulator 6, motor case a is fed through sidepiece punch structure, by sidepiece punch structure pair The sidepiece of motor case a is punched out.
As shown in figure 3, punching structure is included located at the cylindric punch 7 on solid plate 1 with moving platen 1 The cylindric die 8 being correspondingly arranged with punch 7, the bottom of die 8 is provided with the molding sleeve 9 outside positioned at punch 7, molding sleeve 9 Inner surface configuration is matched with the external surface shape of punch 7.
During work, circular lamellar body is put on punch 7, dynamic model is driven by pull bar by the punch press located at solid plate 1 bottom Plate 1 moves downward, and die 8 and molding sleeve 9 move downward, and cooperation punch 7, to circular lamellar body punching press, makes circular lamellar body be drawn into Type is motor case a.As shown in figure 3, molding sleeve 9 by upper cover and trap constitute, using split-type structural, easy to process, can carry The structural strength of high molding sleeve 9 is it is ensured that the stability of work.Between the side of motor case a and end face, there is circular cone, convex The top of mould 7 is equipped with the circular cone of motor case a.
As shown in figure 4, end punch structure is included located at the cover half 1 on solid plate 1 with moving platen 23 The dynamic model 1 being oppositely arranged with cover half 1, the lower end of mould one is provided with some drifts 1, cover half 1 has for fixed The positioning round table 13 of position motor case a circular cone, the top of positioning round table 13 has setting corresponding with some drifts 1 Resigning hole one.
Motor case a is captured by manipulator 6 and is delivered to this end punch structure, and motor case a is navigated to positioning On round platform 13, pull bar drive moving platen 23 is passed through by the punch press positioned at solid plate 1 lower section and moves downward, dynamic model 1 and drift 2 23 move downward, and go out some holes being oppositely arranged with drift 1 in the end of motor case a, until under drift 1 When end stretches in resigning hole one, punch press is changed to eject upwards by drop-down, and drift 1 is separated with motor case a.
As shown in figure 4, the top of positioning round table 13 is provided with cushion block 14, the inner face of motor case a is resisted against this cushion block 14 Upper surface on, resigning hole one is on this cushion block 14.The lower section of dynamic model 1 is provided with stripper plate 15, and drift 1 is located in this In stripper plate 15.
Motor case a is put on positioning round table 13, the circular cone of motor case a and positioning round table 13 recline, electricity The inner face of hood shell a is resisted against on the upper surface of cushion block 14, drives drift 1 to push, to electricity when moving platen 23 pushes The end face of hood shell a is punched out processing, until the lower end of drift 1 stretches to when in resigning hole one moving platen 23 upwards Motion, in motion process upwards, because stripper plate 15 maintains static, can prevent motor case a with drift 1 upwards Motion.
As shown in figure 5, sidepiece punch structure include located at the cover half 2 16 on solid plate 1 and on moving platen 34 with The dynamic model 2 17 that cover half 2 16 is oppositely arranged, cover half 2 16 is provided with machine direction orientation unit and radial positioning unit, on solid plate 1 It is additionally provided with some punching units, some punching units are along the axis annular array distribution of motor case a.
As shown in figure 5, machine direction orientation unit includes some support columns 18 on cover half 2 16, support column 18 upper In end is generally aligned in the same plane;Radial positioning unit includes the locating piece of some axis annular array distributions along motor case a 19, the side of locating piece 19 has the positioning cambered surface mating setting with motor case a madial wall, when motor case a has good positioning Locating piece 19 is located at the inside of motor case a and positioning cambered surface abuts on the madial wall of motor case a.
When manipulator 6 captures and motor case a is delivered to sidepiece punch structure, by some support column 18 to motor cover The inner face of shell a is supported, and carries out radial positioning, subsequent position by the positioning cambered surface of some locating pieces 19 to motor case a Punch press in solid plate 1 lower section drives moving platen 34 to push, and so that dynamic model 2 17 is resisted against and realizes on the outer face of motor case a The axially position of motor case a, the punching unit being located at sidepiece after having good positioning carries out sidepiece punching processing to motor case a, its Middle support column 18 is 3.
As shown in fig. 6, punching unit include located at the base plate 20 on solid plate 1, the oil cylinder 21 on base plate 20 and with The mounting seat 22 that oil cylinder 21 piston rod is connected, oil cylinder 21 is radially arranged along motor case a's, and mounting seat 22 is provided with and oil cylinder 21 Parallel drift 2 23.
In the present embodiment, as shown in figure 5, punching unit is three, locating piece 19 is three and corresponding with punching unit Setting, the positioning cambered surface of locating piece 19 has the resigning hole two of setting corresponding with drift 2 23.
As shown in Figure 5 and Figure 6, one end of base plate 20 stretches in cover half 2 16, base plate 20 has positioned at motor case a The internal positioning convex 24 for stationary positioned block 19.
Specific embodiment described herein is only explanation for example to the utility model spirit.The utility model institute Belong to those skilled in the art described specific embodiment can be made with various modifications or supplement or using similar Mode substitute, but without departing from of the present utility model spirit or surmount scope defined in appended claims.

Claims (9)

1. a kind of water pump electric motor cover casing mould, moving platen one (2) including solid plate (1) and on solid plate (1), dynamic Template two (3) and moving platen three (4), moving platen one (2), the throwing on solid plate (1) of moving platen two (3) and moving platen three (4) Shadow is located along the same line and is equally spaced it is characterised in that being provided with punching between described moving platen one (2) and solid plate (1) Laminated structure, is provided with end punch structure between described moving platen two (3) and solid plate (1), described moving platen three (4) with fixed It is provided with sidepiece punch structure, the top of described solid plate (1) is provided with the conveying of the conveying direction extension along workpiece between template (1) Frame (5), carriage (5) is provided with some manipulators (6) for grabbing workpiece being equally spaced.
2. water pump electric motor cover casing mould according to claim 1 is it is characterised in that described punching structure includes setting In the cylindric punch (7) on solid plate (1) and recessed with the cylindrical shape that punch (7) is correspondingly arranged on moving platen one (2) Mould (8), the bottom of described die (8) is provided with positioned at the outside molding sleeve (9) of punch (7), the inner surface shape of described molding sleeve (9) Shape is matched with the external surface shape of punch (7).
3. water pump electric motor cover casing mould according to claim 1 is it is characterised in that described end punch structure bag Include located at the cover half one (10) on solid plate (1) and the dynamic model being oppositely arranged with cover half one (10) on moving platen two (3) One (11), the lower end of described dynamic model one (11) is provided with some drifts one (12), and described cover half one (10) has for positioning The positioning round table (13) of motor case (a) circular cone, the top of described positioning round table (13) has and some drifts one (12) The resigning hole one of corresponding setting.
4. water pump electric motor cover casing mould according to claim 3 it is characterised in that described positioning round table (13) upper Portion is provided with cushion block (14), and the inner face of motor case (a) is resisted against on the upper surface of this cushion block (14), and above-mentioned resigning hole one sets On this cushion block (14);The lower section of described dynamic model one (11) is provided with stripper plate (15), and above-mentioned drift one (12) is located in this and takes off In template (15).
5. water pump electric motor cover casing mould according to claim 1 is it is characterised in that described sidepiece punch structure bag Include the cover half two (16) on solid plate (1) and located at the dynamic model two that moving platen three (4) is upper and cover half two (16) is oppositely arranged (17), described cover half two (16) is provided with machine direction orientation unit and radial positioning unit, and described solid plate (1) is additionally provided with Some punching units, some described punching units are along the axis annular array distribution of motor case (a).
6. water pump electric motor cover casing mould according to claim 5 is it is characterised in that described machine direction orientation unit bag Include some support columns (18) on cover half two (16), in the upper end of described support column (18) is generally aligned in the same plane;Described Radial positioning unit include the locating piece (19) of some distributions of the axis annular arrays along motor case (a), described positioning The side of block (19) has the positioning cambered surface mating setting with motor case (a) madial wall, the institute when motor case (a) is had good positioning The locating piece (19) stated is located at the inside of motor case (a) and positioning cambered surface abuts on the madial wall of motor case (a).
7. water pump electric motor cover casing mould according to claim 6 is it is characterised in that described punching unit includes setting In the base plate (20) on solid plate (1), the oil cylinder (21) on base plate (20) and the installation connected with oil cylinder (21) piston rod Seat (22), described oil cylinder (21) being radially arranged along motor case (a), described mounting seat (22) is provided with and oil cylinder (21) Parallel drift two (23).
8. water pump electric motor cover casing mould according to claim 7 is it is characterised in that described punching unit is three Individual, described locating piece (19) is three and setting corresponding with punching unit, and the positioning cambered surface of described locating piece (19) has There is the resigning hole two with the corresponding setting of drift two (23).
9. water pump electric motor cover casing mould according to claim 8 is it is characterised in that one end of described base plate (20) is stretched Enter to cover half two (16), described base plate (20) has positioned at motor case (a) inside for stationary positioned block (19) Positioning convex (24).
CN201620883339.5U 2016-08-15 2016-08-15 Water pump motor housing forming die Expired - Fee Related CN205926824U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620883339.5U CN205926824U (en) 2016-08-15 2016-08-15 Water pump motor housing forming die

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620883339.5U CN205926824U (en) 2016-08-15 2016-08-15 Water pump motor housing forming die

Publications (1)

Publication Number Publication Date
CN205926824U true CN205926824U (en) 2017-02-08

Family

ID=57920531

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201620883339.5U Expired - Fee Related CN205926824U (en) 2016-08-15 2016-08-15 Water pump motor housing forming die

Country Status (1)

Country Link
CN (1) CN205926824U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111729988A (en) * 2020-07-13 2020-10-02 广州市研成金属制品有限公司 Multi-station motor end cover production line
CN112935112A (en) * 2021-01-23 2021-06-11 宁波市亿归机械有限公司 Production equipment for generator starter and generator starter

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111729988A (en) * 2020-07-13 2020-10-02 广州市研成金属制品有限公司 Multi-station motor end cover production line
CN111729988B (en) * 2020-07-13 2022-03-29 广州市研成金属制品有限公司 Multi-station motor end cover production line
CN112935112A (en) * 2021-01-23 2021-06-11 宁波市亿归机械有限公司 Production equipment for generator starter and generator starter

Similar Documents

Publication Publication Date Title
CN205967016U (en) Water pump blower inlet casing lower cover forming die
CN205967017U (en) Water pump blower inlet casing upper cover forming die
CN104324995B (en) Automatic rolling machine
CN205926979U (en) Automatic rivet stapling machine
CN203664505U (en) Motor outer shell progressive die
CN105946265B (en) A kind of high-efficiency compact formula automatic tamping device
CN207887739U (en) A kind of tractor silencer the cover molding die with holes
CN205926824U (en) Water pump motor housing forming die
CN204934396U (en) The work transfer device of multiple site punching equipment
CN206047533U (en) A kind of equipment that micromachine main shaft can be pressed into shell
CN104985077A (en) Work piece conveying device of multi-station stamping device
CN204545149U (en) The compound die of three kinds of packing rings can be rushed
CN206046917U (en) A kind of die casting button automatic riveting sealing machine
CN107971386A (en) The impact molding machine of full-automatic cylinder gasket
CN104439007A (en) Die capable of ejecting materials at multiple stations
CN204108203U (en) A kind of consubstantiality double-station forging processing unit (plant)
CN103272928A (en) Wedge side flanging device and cold stamping die
CN207043162U (en) A kind of first diel in power battery case production technology
CN107350372B (en) A kind of multi-station mold feed device
CN206229958U (en) A kind of automatic riveter
CN206747437U (en) A kind of punch press overturns clamping device
CN206009651U (en) Transfer robots device in the mould of multi-station Die Used in Pressworking
CN204122578U (en) A kind of processing unit (plant) of dust cap
CN210754768U (en) Workpiece riveting and fixing device
CN211515724U (en) Multi-channel metal shell horizontal stamping device

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170208

Termination date: 20180815