CN104972492A - Tire tread cloth liner separating cutting machine - Google Patents
Tire tread cloth liner separating cutting machine Download PDFInfo
- Publication number
- CN104972492A CN104972492A CN201510374756.7A CN201510374756A CN104972492A CN 104972492 A CN104972492 A CN 104972492A CN 201510374756 A CN201510374756 A CN 201510374756A CN 104972492 A CN104972492 A CN 104972492A
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- frame
- rectangular frame
- underframe
- tyre surface
- belt conveyor
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Abstract
The invention discloses a tire tread cloth liner separating cutting machine which comprises a machine frame, a belt conveyor, a cutting device, a tread roller and a tread roller rack. A left side plate and a right side plate of a rectangular frame of the cutting device extend downwards, extension parts of the left side plate and the right side plate of the rectangular frame are provided with sliding grooves, and the rectangular frame is slantly fixed on a left vertical frame and a right vertical frame in a high-front and low-rear mode through the left side plate and the right side plate of the rectangular frame. The left side and the right side of a cutter are inserted in the sliding grooves respectively, the upper surface of the cutter is provided with a cylinder connecting base, and a piston rod of a cutter cylinder penetrates a front side plate of the rectangular frame to be connected with the cylinder connecting base on the cutter. The tread roller rack is located on the machine frame below the rear of the belt conveyor and comprises a [-shaped underframe and a [-shaped upper supporting frame, and two longitudinal beams of the upper supporting frame are connected to the underframe through rotating shafts. The front ends of the left longitudinal beam and the right longitudinal beam of the upper supporting frame are provided with arc-shaped hooks, a telescopic device is arranged on the rear side of the underframe, and the two ends of a tread roller shaft are supported on the arc-shaped hooks. Labor is saved when the tread roller is replaced.
Description
Technical field
The present invention relates to a kind of tire tread shield separation cuts machine.
Background technology
The production process of tire is: batching-mixing-extrude tyre surface-shaping-sulfuration-product inspection-packaging to dispatch from the factory.After tyre surface is forced out, at below pad one deck shield of tyre surface, then twist in molding procedure tyre surface roller entering next step.
When shaping, need first to be separated with shield by tyre surface, tyre surface is carried on a conveyor, when the tyre surface of process is in the length of regulation, uses cutting knife to cut.
Tire tread shield separation cuts machine, comprise frame (10), belt conveyor (1), cutter sweep (2), tyre surface roller (3) and tyre surface roll stand (4), described belt conveyor (1) is arranged on frame (10) upper end, described cutter sweep (2) is arranged on belt conveyor (1) top, the top of described belt conveyor (1) is also provided with infrared heating device (9) near end, tyre surface on tyre surface roller and shield are after carry-over pinch rolls traction is separated, tyre surface enters belt conveyor, belt conveyor completes corresponding cutting action.At present, cutter sweep comprises left standing frame, right standing frame and cutting knife, and cutter sweep is fixed on the upper end of the left and right sides of frame 10 by left standing frame and right standing frame.At present, cutting knife is all vertical setting, and the otch at tyre surface two ends is vertical otch, and when tire building, the anastomose property of both sides otch is poor, finally causes the second-rate of tire, poor-performing.
In addition, the design of current tyre surface roller roll stand is not easy to change tyre surface roller, after the tyre surface on a tyre surface roller is finished, changes tyre surface roller gruelling.
Summary of the invention
For existing problem, the object of the present invention is to provide a kind of tire tread shield separation cuts machine, the otch making tyre surface is bevel cuts, and during tire building, the anastomose property of both sides otch is fine, changes tyre surface roller laborsaving.
To achieve these goals, technical scheme of the present invention is: a kind of tire tread shield separation cuts machine, comprise frame, belt conveyor, cutter sweep, tyre surface roller and tyre surface roll stand, described belt conveyor is arranged on frame upper end, described cutter sweep is arranged on above belt conveyor, the top of described belt conveyor is also provided with infrared heating device near end, it is characterized in that: in described frame, be provided with the conveying roller that a row is parallel with belt conveyor, described conveying roller is positioned at the below of belt conveyor front portion, the frame of the below of this row's conveying roller is provided with shield winding roller, the front side of described frame is provided with one group of carry-over pinch rolls, described tyre surface roll stand is positioned at the frame of belt conveyor lower rear, described tyre surface roll stand comprises by a left side, [the shape underframe that left side frame and rear side surround, the opening of described underframe is towards the rear side of frame, and the rear side of frame leaves the passage rolled into for tyre surface roller in frame, upper support frame is provided with above underframe, described upper support frame is by a left side, [the shape frame that right longitudinal beam and rear cross beam surround, on a left side for upper support frame, the front end of right longitudinal beam is provided with the arc hook of opening upwards, a left side for described underframe, the positional symmetry of upper surface near front end of left side frame is provided with bearing block, bearing block is provided with bearing, a left side for described upper support frame, on right longitudinal beam, correspondence is provided with rotating shaft, in the bearing of described shaft set on bearing block, and, a left side for described upper support frame, right longitudinal beam is positioned at the inside front of underframe, the rear cross beam of described upper support frame is placed on the upper surface of the rear side of underframe, also be provided with for the retractor device by upper support frame jack-up at the rear side of underframe, the two ends of the roll shaft of described tyre surface roller are supported on a left side for upper support frame respectively, on the arc hook of right longitudinal beam,
Described cutter sweep comprises left standing frame, right standing frame, cutting knife and by a left side, right plate and front, the rectangular frame that back side panel surrounds, a left side for described rectangular frame, right plate is to downward-extension, on a left side for rectangular frame, lower end near rectangular frame on the extension of right plate is provided with chute, described chute is along left, the width of the extension of right plate is arranged, described rectangular frame is left by it, after high before right plate, low dip is fixed on left standing frame and right standing frame, the left and right sides of described cutting knife inserts a rectangular frame left side respectively, in chute on right plate extension, the middle part of the upper surface of described cutting knife is provided with cylinder Connection Block, described cylinder Connection Block stretches out rectangular frame from rectangular frame center, cutting knife cylinder is had in rectangular frame installed in front, the piston rod of described cutting knife cylinder is connected with the cylinder Connection Block on cutting knife through the front side board of rectangular frame.
Adopt such scheme, the tyre surface on tyre surface roller and shield are at the conveying roller below frame, and shield is by automatically around on shield winding drum, and tyre surface enters belt conveyor after the carry-over pinch rolls of frame side, horizontal feed on belt conveyor.
Be setting value in the be taken in length of process of belt conveyor, the cutting knife of cutter sweep brings into operation and cuts.During cutting tyre surface, cutting knife cylinder piston rod stretches out, and cutting knife stretches out cutting tyre surface downwards, forms oblique otch in the side of tyre surface, and after softening with infrared heating, overlap with the slant cutting edge of opposite side and then paste, crop anastomose property is good.Chute plays the effect supporting cutting knife and guiding.The front side board of rectangular frame, back side panel and the cylinder Connection Block reached outside rectangular frame play spacing effect.When cutting knife cylinder piston rod stretches out, when cylinder Connection Block moves to downwards and contacts with back side panel, cutting knife can not move again.Upwards retract and move to when contacting with front side board and can not move again.
In running, the two ends of the roll shaft of tyre surface roller are placed on hook, preferably annular groove are set at the two ends of the roll shaft of tyre surface roller, allow hook be stuck in annular groove.When tyre surface roller changed by needs, retractor device is by the rear end jack-up of upper support frame, and the front end of upper support frame moves down, and tyre surface roller automatically disengages the hook of upper support frame.New tyre surface roller is moved, retractor device is retracted, in the process of retracting, the front end of upper support frame moves up, the hook of upper support frame both sides hooks at the two ends of the roll shaft of tyre surface roller, and when retractor device is retracted completely, tyre surface roller leaves ground, be supported on upper support frame, can start working.
Compact overall structure of the present invention, floor space are little.
As preferably: described conveying roller is three.
As preferably: the angle of inclination of described rectangular frame is 30 °-60 °.Like this, the angle of inclination of the otch of tyre surface is 30-60 °, is conducive to the overlap joint of the otch of both sides.
In such scheme: described retractor device is oil cylinder, and described oil cylinder is arranged on the rear side of underframe by cylinder installation seat, and the piston rod of described oil cylinder is connected with the rear cross beam of upper support frame.
In such scheme: the left and right side frame of described underframe and rear side are the vertical rectangular frame placed, and are provided with vertical supporting post in rectangular frame.Increase the intensity of underframe.
The invention has the beneficial effects as follows: the present invention is reasonable in design, structure is simple, the rectangular frame tilted by design, realize cutting knife and cut tyre surface at a slant, tyre surface otch is inclined-plane, and the anastomose property of the crop of tyre surface both sides is improved greatly, the final quality improving tire.By tyre surface roll stand is separated into upper support frame and lower support frame, the replacing of tyre surface roller can easily be realized, save time, laborsaving.
Accompanying drawing explanation
Fig. 1 is front view of the present invention.
Fig. 2 is from the position relationship schematic diagram of belt conveyor, carry-over pinch rolls, shield winding roller and conveying roller viewed from the left side of Fig. 1.
Fig. 3 is the structural representation of hold down gag.
Fig. 4 is the top view of tyre surface roll stand.
Fig. 5 is the side view of tyre surface roll stand.
Fig. 6 is the structural representation of cutter sweep.
Fig. 7 is the side view of cutting knife away from edge of a knife side.
Fig. 8 is for being cutting knife and rectangular frame scheme of installation (front view).
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention will be further described:
The relative position of the nouns of locality such as front, back, left, right, up, down of the present invention only in representative graph, does not represent the absolute position of product.
Embodiment 1
As shown in figures 1-8, tire tread shield separation cuts machine of the present invention is made up of the parts such as belt conveyor 1, cutter sweep 2, tyre surface roller 3, tyre surface roll stand 4, conveying roller 5, carry-over pinch rolls 6, shield winding roller 7, hold-down mechanism 8, infrared heating device 9, frame 10.
Frame 10 is made up of some buttress braces of left frame, left side frame and connection left and right side frame.Belt conveyor 1 is arranged on the upper end between the left and right side frame of frame 10, and belt conveyor 1 is prior art, does not repeat at this.
Tyre surface roll stand 4 is positioned at the frame 10 below belt conveyor 1, and tyre surface roller 3 is contained in tyre surface roll stand 4, and tyre surface roll stand 4 is positioned at the below at belt conveyor 1 rear portion.
Tyre surface roll stand 4 is made up of parts such as underframe 41, upper support frame 42, hook 43, bearing block 44, rotating shaft 45, oil cylinder 46, cylinder installation seat 47, vertical supporting posts 48.
Underframe 41 for surrounded by left and right side frame and rear side [shape frame, the left and right side frame of underframe 41 and rear side are the vertical rectangular frame placed, and are provided with vertical supporting post 48 in rectangular frame.
Upper support frame 42 is provided with above underframe 41, upper support frame 42 is by a left side, [the shape frame that right longitudinal beam and rear cross beam surround, the opening of underframe 41 is towards the rear side of frame 10, on a left side for upper support frame 42, the front end of right longitudinal beam is provided with the arc hook 43 of opening upwards, be semicircle hook specifically, a left side for underframe 41, the positional symmetry of upper surface near front end of left side frame is provided with bearing block 44, bearing block 44 is provided with bearing, a left side for upper support frame 42, on right longitudinal beam, correspondence is provided with rotating shaft 45, rotating shaft 45 is sleeved in the bearing on bearing block 44, a left side for upper support frame 42, right longitudinal beam is positioned at the inner side of underframe 41, like this when the rear portion of upper support frame 42 is by jack-up, front end moves down can not interfere.The rear cross beam of upper support frame 42 is placed on the upper surface of the rear side of underframe 41, plays the effect supporting upper support frame 42.Also be provided with for the retractor device by upper support frame 42 jack-up at the rear side of underframe 41.This retractor device is oil cylinder 46, also can be the device of cylinder or other same purpose.Oil cylinder 46 is arranged on the rear side of underframe 41 by cylinder installation seat 47, is provided with mounting bracket at the rear side of the rear cross beam of upper support frame 42, and the piston rod of oil cylinder 46 is connected with the mounting bracket of the rear cross beam of upper support frame 42.
During use, tyre surface roller 3 rolls into from the rear end of frame 10 or rolls out, specifically, the left frame of frame 10 and the rear lower of left side frame do not adopt any beam to be connected, reserve a passage rolling into and roll out to tyre surface roller 3, tyre surface roller 3 enters from the gap between frame 10 left frame and the rear end of left side frame and goes out.
Frame 10 is provided with the row conveying roller parallel with belt conveyor 15, and being preferably conveying roller 5 is three.Conveying roller 5 is positioned at the below of belt conveyor 1 front portion.The frame 10 of the below of this row's conveying roller 5 is provided with shield winding roller 7, and the front side of frame 10 is provided with one group of carry-over pinch rolls 6, and specifically, the two ends of carry-over pinch rolls 6 are arranged on the left frame of frame 10 and the front surface of right frame respectively by mounting bracket.Here carry-over pinch rolls 6 are setting up and down four.Tyre surface on conveying roller 5 is drawn on belt conveyor 1 by carry-over pinch rolls 6.
The top of the initiating terminal of belt conveyor 1 is provided with hold-down mechanism 8, this hold-down mechanism 8 is positioned at cutter sweep 2 front and near cutter sweep 2, hold-down mechanism 8 comprises by left column 81, the portal that right column 82 and entablature 83 form, on a left side for portal, right column 81, middle cross bar 84 is provided with between 82, the leading flank of entablature 83 is provided with at least one roller mounting bracket 85, here select a roller is installed in centre, roller mounting bracket 85 comprises top board and n shape installing plate, roller mounting bracket 85 is fixed on entablature 83 by top board, the upper transverse plate of n shape installing plate is bolted on top board, roller 86 is arranged between two vertical plate of n shape installing plate by rotating shaft.Middle cross bar 84 is set with swing arm 87, swing arm 87 is positioned at the rear of portal, one end of swing arm 87 is provided with radial direction through hole, swing arm 87 is sleeved on middle cross bar 84 by this radial direction through hole, the other end fixed installation pulley 88 of swing arm 87, pulley 88 is vertically installed, and pulley 88 side is provided with linear transducer 11.
Hold-down mechanism 8 is arranged on the left frame of frame 10 and the upper end of right frame by its left column 81 and right column 82.Hold-down mechanism 8 rear is cutter sweep 2, and hold-down mechanism 8 is close to cutter sweep 2.
Cutter sweep 2 is made up of parts such as left standing frame 21, right standing frame 22, cutting knife 23, rectangular frame 24, cylinder Connection Block 25, cutting knife cylinders 26.
Rectangular frame 24 is surrounded by left and right side plate and forward and backward side plate, the left and right side plate of rectangular frame 24 is to downward-extension, the extension of the left and right side plate of rectangular frame 24 is provided with chute 25 near the lower surface of rectangular frame 24, chute 25 is arranged along the width of the extension of left and right side plate, rectangular frame 24 is fixed on left standing frame 21 and right standing frame 22 by rear low dip high before its left side plate, the side of close hold-down mechanism 8 is front side, and the angle of inclination of preferred rectangular frame 24 is 30 °-60 °.The left and right sides of cutting knife 23 inserts in the chute 25 on rectangular frame 24 left and right side plate extension respectively, and the edge of a knife of cutting knife 23 is near the low side of rectangular frame 24, the middle part of the upper surface of cutting knife 23 is provided with cylinder Connection Block 27, cylinder Connection Block 27 stretches out rectangular frame 24 from rectangular frame 24 center, have cylinder 26 in rectangular frame 24 installed in front, the piston rod switching to cylinder 26 is connected with the cylinder Connection Block 27 on cutting knife 23 through the front side board of rectangular frame 24.
End above belt conveyor 1 is provided with infrared heating device 9, and infrared heating device 9 is by the upper end of support installing at the rear side of frame 10.
The present invention is not limited to above-described embodiment, should be appreciated that those of ordinary skill in the art just design according to the present invention can make many modifications and variations without the need to creative work.Therefore, all technical staff in the art, all should by the determined protection domain of claims under this invention's idea on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment.
Claims (5)
1. a tire tread shield separation cuts machine, comprise frame (10), belt conveyor (1), cutter sweep (2), tyre surface roller (3) and tyre surface roll stand (4), described belt conveyor (1) is arranged on frame (10) upper end, described cutter sweep (2) is arranged on belt conveyor (1) top, the top of described belt conveyor (1) is also provided with infrared heating device (9) near end, it is characterized in that: in described frame (1), be provided with the conveying roller (5) that a row is parallel with belt conveyor (1), described conveying roller (5) is positioned at the anterior below of belt conveyor (1), the frame (10) of the below of this row's conveying roller (5) is provided with shield winding roller (7), the front side of described frame (10) is provided with one group of carry-over pinch rolls (6), described tyre surface roll stand (4) is positioned at the frame (10) of belt conveyor (1) lower rear, described tyre surface roll stand (4) comprises by a left side, [the shape underframe (41) that left side frame and rear side surround, the opening of described underframe (41) is towards the rear side of frame (10), and the rear side of frame (10) leaves and rolls into passage in frame (10) for tyre surface roller (3), upper support frame (42) is provided with in the top of underframe (41), described upper support frame (42) is by a left side, [the shape frame that right longitudinal beam and rear cross beam surround, on a left side for upper support frame (42), the front end of right longitudinal beam is provided with arc hook (43) of opening upwards, a left side for described underframe (41), the positional symmetry of upper surface near front end of left side frame is provided with bearing block (44), bearing block (44) is provided with bearing, a left side for described upper support frame (42), on right longitudinal beam, correspondence is provided with rotating shaft (45), described rotating shaft (45) is sleeved in the bearing on bearing block (44), and, a left side for described upper support frame (42), right longitudinal beam is positioned at the inside front of underframe (41), the rear cross beam of described upper support frame (42) is placed on the upper surface of the rear side of underframe (41), also be provided with for the retractor device by upper support frame (42) jack-up at the rear side of underframe (41), the two ends of the roll shaft of described tyre surface roller (3) are supported on a left side for upper support frame (42) respectively, on arc hook (43) of right longitudinal beam,
Described cutter sweep (2) comprises left standing frame (21), right standing frame (22), cutting knife (23) and by a left side, right plate and front, the rectangular frame (24) that back side panel surrounds, a left side for described rectangular frame (24), right plate is to downward-extension, on a left side for rectangular frame (24), the extension of right plate is provided with chute (25) near the lower end of rectangular frame (24), described chute (25) is along left, the width of the extension of right plate is arranged, described rectangular frame (24) is left by it, after high before right plate, low dip is fixed on left standing frame (21) and right standing frame (22), the left and right sides of described cutting knife (23) inserts rectangular frame (24) left side respectively, in chute (25) on right plate extension, the middle part of the upper surface of described cutting knife (23) is provided with cylinder Connection Block (27), described cylinder Connection Block (27) stretches out rectangular frame (24) from rectangular frame (24) center, cutting knife cylinder (26) is had in rectangular frame (24) installed in front, the piston rod of described cutting knife cylinder (26) is connected with the cylinder Connection Block (27) on cutting knife (23) through the front side board of rectangular frame (24).
2. a kind of tire tread shield separation cuts machine according to claim 1, is characterized in that: described conveying roller (5) is three.
3. a kind of tire tread shield separation cuts machine according to claim 1 or 2, is characterized in that: the angle of inclination of described rectangular frame (24) is 30 °-60 °.
4. a kind of tire tread shield separation cuts machine described in claim 1, it is characterized in that: described retractor device is oil cylinder (46), described oil cylinder (46) is arranged on the rear side of underframe (41) by cylinder installation seat (47), and the piston rod of described oil cylinder (46) is connected with the rear cross beam of upper support frame (42).
5. a kind of tire tread shield separation cuts machine according to claim 4, it is characterized in that: the left and right side frame of described underframe (41) and rear side are the vertical rectangular frame placed, and are provided with vertical supporting post (48) in rectangular frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510374756.7A CN104972492B (en) | 2015-06-30 | 2015-06-30 | A kind of tire tread shield separation cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510374756.7A CN104972492B (en) | 2015-06-30 | 2015-06-30 | A kind of tire tread shield separation cutting machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104972492A true CN104972492A (en) | 2015-10-14 |
| CN104972492B CN104972492B (en) | 2016-08-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510374756.7A Expired - Fee Related CN104972492B (en) | 2015-06-30 | 2015-06-30 | A kind of tire tread shield separation cutting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104972492B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109278101A (en) * | 2018-11-19 | 2019-01-29 | 枣庄王晁煤矿有限责任公司 | Belt automatic gas cutting machine |
| CN109278101B (en) * | 2018-11-19 | 2024-04-16 | 枣庄王晁煤矿有限责任公司 | Belt automatic cutting machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4403533A (en) * | 1981-07-23 | 1983-09-13 | The Firestone Tire & Rubber Company | High accuracy slitter system |
| CN2454101Y (en) * | 2000-12-29 | 2001-10-17 | 三角集团有限公司 | Tread cutting machine |
| CN103507103A (en) * | 2013-10-17 | 2014-01-15 | 山东金宇轮胎有限公司 | Rubber cutting machine |
| CN203875915U (en) * | 2014-05-14 | 2014-10-15 | 建大橡胶（中国）有限公司 | Automatic cutting machine for formed cover tire tread |
| CN204844279U (en) * | 2015-06-30 | 2015-12-09 | 重庆市金盾橡胶制品有限公司 | Tire tread floorcloth separation cutting machine |
-
2015
- 2015-06-30 CN CN201510374756.7A patent/CN104972492B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4403533A (en) * | 1981-07-23 | 1983-09-13 | The Firestone Tire & Rubber Company | High accuracy slitter system |
| CN2454101Y (en) * | 2000-12-29 | 2001-10-17 | 三角集团有限公司 | Tread cutting machine |
| CN103507103A (en) * | 2013-10-17 | 2014-01-15 | 山东金宇轮胎有限公司 | Rubber cutting machine |
| CN203875915U (en) * | 2014-05-14 | 2014-10-15 | 建大橡胶（中国）有限公司 | Automatic cutting machine for formed cover tire tread |
| CN204844279U (en) * | 2015-06-30 | 2015-12-09 | 重庆市金盾橡胶制品有限公司 | Tire tread floorcloth separation cutting machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109278101A (en) * | 2018-11-19 | 2019-01-29 | 枣庄王晁煤矿有限责任公司 | Belt automatic gas cutting machine |
| CN109278101B (en) * | 2018-11-19 | 2024-04-16 | 枣庄王晁煤矿有限责任公司 | Belt automatic cutting machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104972492B (en) | 2016-08-24 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Ping Inventor before: Zhou Deyong Inventor before: Liu Qiankai |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171130 Address after: Xuchang City, Henan province 461000 South Gate Office Weidu District Road No. 26 61 Patentee after: Wang Ping Address before: 402775 Chongqing City, Bishan County, the town of the seven Tong Xing, seven Patentee before: Chongqing Jindun Rubber Products Co., Ltd. |
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| 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: 20160824 Termination date: 20180630 |