CN104972491B - A kind of tire tread shield separation cutting mechanism - Google Patents
A kind of tire tread shield separation cutting mechanism Download PDFInfo
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- CN104972491B CN104972491B CN201510372235.8A CN201510372235A CN104972491B CN 104972491 B CN104972491 B CN 104972491B CN 201510372235 A CN201510372235 A CN 201510372235A CN 104972491 B CN104972491 B CN 104972491B
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- frame
- cutting knife
- rectangular frame
- roller
- tyre surface
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- 238000000926 separation method Methods 0.000 title claims abstract description 13
- 238000010438 heat treatment Methods 0.000 claims description 7
- 238000004804 winding Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 5
- 230000000977 initiatory effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Tyre Moulding (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a kind of tire tread shield separation cutting mechanism and include frame, belt conveyor, cutter sweep, tyre surface roller and tyre surface roll stand, rectangular frame low after being wherein provided with front height between left standing frame and the right standing frame of cutter sweep, it is provided with guiding support bar between front side board and the back side panel of rectangular frame, cutting knife is positioned at the lower section of rectangular frame, cutting knife upper surface is provided with guide support sleeve, guide support sleeve set is on guiding support bar, the upper surface of cutting knife is additionally provided with cylinder and connects seat, cylinder connects seat and reaches above rectangular frame from rectangular frame center, cutting knife cylinder is had in rectangular frame installed in front, it is connected that the piston rod of cutting knife cylinder is connected seat through the front side board of rectangular frame with the cylinder on cutting knife.Being provided with hold-down mechanism before cutter sweep, including being positioned at the roller of front side and being positioned at the swing arm of rear side, swing arm is provided with pulley, and pulley is provided with linear transducer so that the identical property of tyre surface otch is good.
Description
Technical field
The present invention relates to a kind of tire tread shield separation cutting mechanism.
Background technology
The production process of tire is: dispensing-mixing-extrusion tyre surface-molding-sulfuration-product inspection-packaging is dispatched from the factory.
After tyre surface is forced out, at one layer of shield of lower section pad of tyre surface, so it is post-rolled on tyre surface roller and enters next step
Molding procedure.
When molding, needing first tyre surface and shield to be separated, tyre surface carries on a conveyor, works as process
Tyre surface regulation length time, use cutting knife cut.
Tire tread shield separation cutting mechanism, including 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, described belt conveyor (1)
Top be additionally provided with infrared heating device (9) near end, tyre surface on tyre surface roller and shield are through traction
After roller traction separates, tyre surface enters belt conveyor, completes corresponding cutting action on belt conveyor.
At present, cutter sweep includes left standing frame, right standing frame and cutting knife, and cutter sweep is solid by left standing frame and right standing frame
It is scheduled on the upper end of the left and right sides of frame 10.At present, cutting knife is all vertically arranged, and the otch at tyre surface two ends is
Vertically otch, when tire building, the identical property of both sides otch is poor, ultimately results in the second-rate of tire,
Poor-performing.
Additionally current, in course of conveying, neither one compresses the device of tyre surface, so when cutting, and tyre surface
Easily deviate delivery track.Or compress only with a roller, operationally, roller can not basis
Concrete condition adjusts position up and down, and operational reliability is poor.
Summary of the invention
For existing problem, it is an object of the invention to provide a kind of tire tread shield separation cutting mechanism,
The otch making tyre surface is bevel cuts, and during tire building, the identical property of both sides otch is very well, operating steadily can
Lean on.
To achieve these goals, the technical scheme is that a kind of tire tread shield separation cutting machine
Structure, including frame, belt conveyor, cutter sweep, tyre surface roller and tyre surface roll stand, described belt conveyor
Being arranged on frame upper end, described cutter sweep is arranged on above belt conveyor, described belt conveyor upper
Side is additionally provided with infrared heating device near end, it is characterised in that: be provided with in described frame a row with
The conveying roller that belt conveyor is parallel, described conveying roller is positioned at the lower section that belt conveyor is anterior, defeated this row
The frame sending the lower section of roller is provided with shield winding roller, and the front side of described frame is provided with carry-over pinch rolls, described tire
Face roll stand is positioned at the frame of belt conveyor lower rear, and described tyre surface roller is contained in tyre surface roll stand；
Described cutter sweep includes left standing frame, right standing frame and cutting knife, and described cutter sweep passes through left standing frame and the right side
Stand is fixed on the upper end of the left and right sides of frame, square low after being provided with front height between described left standing frame and right standing frame
Shape framework, this rectangular frame is fixed on left standing frame and right standing frame by side plate around, described rectangular frame
Front side board and back side panel between be provided with guiding support bar, described cutting knife is positioned at the lower section of rectangular frame, institute
State cutting knife upper surface and the position of the edge of a knife is provided with guide support sleeve, the length of described guide support sleeve
Less than the length of guiding support bar, described guide support sleeve set on guiding support bar, described cutting knife
Upper surface is additionally provided with cylinder and connects seat, and described cylinder connects seat and reaches rectangular frame from rectangular frame center
, there is cutting knife cylinder side in rectangular frame installed in front, and the piston rod of described cutting knife cylinder is through rectangular frame
Front side board is connected seat and is connected with the cylinder on cutting knife；
The initiating terminal of described belt conveyor be also arranged above hold-down mechanism, this hold-down mechanism be positioned at cutting dress
Putting front and against cutter sweep, described hold-down mechanism includes being made up of left column, right column and entablature
Portal, wherein left column, right column are separately fixed at the upper end of frame left and right sides, on a left side for portal,
It is provided with middle cross bar between right column, the leading flank of wherein said entablature is provided with at least one roller peace
Dress support, roller is arranged in roller mounting bracket, and wherein the middle cross bar is set with swing arm, described swing
Bar is positioned at the rear of portal, and one end of described swing arm is provided with radial direction through hole, and swing arm is the most logical by this
Borehole jack is contained on middle cross bar, the other end fixed installation pulley of described swing arm, and described pulley is provided with length
Degree sensor.
Use such scheme, tyre surface on tyre surface roller and shield at the conveying roller below frame, shield
Automatically being wound on shield winding drum, tyre surface enters belt conveyor after the carry-over pinch rolls of frame side,
Horizontal feed on belt conveyor.
Tyre surface is through out-of-date, and in front end by the pressuring action of roller, frictional resistance is little, and tyre surface can be well real
Now carried.The most in the wings, swing arm is close with cutter sweep.When a length of setting value of process,
Cutting knife brings into operation and cuts.Cutting when, swing arm can adjust position the most up and down,
Ensure that tyre surface can well and pulley contact, it is ensured that tyre surface is carried the most smoothly, unshifts
During cutting tyre surface, cutting knife cylinder piston rod stretches out, and cutting knife extends downwardly from cutting tyre surface, in the side of tyre surface
Face forms oblique otch, after softening by Infrared Heating, overlaps with the slant cutting edge of opposite side
Then pasting, coincideing property of crop is good.Guide support sleeve plays the work being supported and fixed on guide post by cutting knife
With, meanwhile, guide support sleeve also acts as the effect of guiding when cutting.The back side panel of rectangular frame and front
Side plate defines the limiting plate of side before and after cutting knife.When cutting knife runs downwards, the maximum row of guide support sleeve
Journey is that guide support sleeve contacts with back side panel.Meanwhile, cylinder connects seat and also can be stopped by back side panel,
Make cutting knife can not continue to run downwards.When cylinders retract, in like manner, stopped by front side board.Use
Convenient and reliable.Present configuration is compact, floor space is little.
As preferably: described conveying roller is three.
As preferably: arrange two guiding support bars between front side board and the back side panel of described rectangular frame, right
That answers is provided with two guide support sleeves on cutting knife, and described cylinder connects seat and is positioned at two guide support sets
Between Tong.So, during cutting, the stability of cutting knife is preferable, reliable.
As preferably: the angle of inclination of described rectangular frame is 30 °-60 °.So, the inclining of the otch of tyre surface
Rake angle is 30-60 °, beneficially the overlap joint of the otch of both sides.
In such scheme: described roller mounting bracket includes top board and n shape installing plate, described roller is installed
Support is fixed on entablature by top board, and the upper transverse plate of described n shape installing plate is bolted on top
On plate, described roller is arranged on by rotating shaft between two vertical plate of n shape installing plate.
The invention has the beneficial effects as follows: the present invention is reasonable in design, simple in construction, the rectangle tilted by design
Framework, it is achieved cutting knife cuts tyre surface at a slant, tyre surface otch is inclined-plane so that the kiss of the crop of tyre surface both sides
Conjunction is greatly improved, the final quality improving tire.By arranging swing arm, swing arm is installed pulley,
Swing arm can adjust position the most up and down, it is ensured that tyre surface can well and pulley contact, it is ensured that tire
Face is carried the most smoothly, unshifts.
Accompanying drawing explanation
Fig. 1 is the front view of the present invention.
Fig. 2 closes the position of belt conveyor, carry-over pinch rolls, shield winding roller and conveying roller in terms of the left side of Fig. 1
It it is schematic diagram.
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 cutting knife side view away from edge of a knife side.
Fig. 8 is the top view of rectangular frame.
Detailed description of the invention
The present invention will be further described with specific embodiment below in conjunction with the accompanying drawings:
Relative position in the nouns of locality such as the front, back, left, right, up, down of the present invention only representative graph, not table
Show the absolute position of product.
Embodiment 1
As shown in figures 1-8, the tire tread shield separation cutting mechanism of the present invention is by belt conveyor 1, cutting
Device 2, tyre surface roller 3, tyre surface roll stand 4, conveying roller 5, carry-over pinch rolls 6, shield winding roller 7, compacting machine
The parts compositions such as structure 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 Conveying
Machine 1 is arranged on the upper end between the left and right side frame of frame 10, and belt conveyor 1 is prior art, at this
Do not repeat.
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
On, tyre surface roll stand 4 is positioned at the lower section at belt conveyor 1 rear portion.
Tyre surface roll stand 4 is by underframe 41, upper support frame 42, hook 43, bearing block 44, rotating shaft 45, oil cylinder
46, the parts such as cylinder installation seat 47, vertical supporting post 48 composition.
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 after
Side frame is the rectangular frame of vertical placement, is provided with vertical supporting post 48 in rectangular frame.
Being arranged over upper support frame 42 at underframe 41, upper support frame 42 is by left and right longitudinal beam and rear horizontal stroke
Beam surround [shape frame, the opening of underframe 41 towards the rear side of frame 10, left and right vertical at upper support frame 42
It is provided with the arc hook 43 of opening upwards to the front end of beam, be specifically semicircle hook, the left side of underframe 41,
The upper surface of the left side frame positional symmetry near front end is provided with bearing block 44, is provided with bearing on bearing block 44,
Being correspondingly provided with rotating shaft 45 on the left and right longitudinal beam of upper support frame 42, rotating shaft 45 is sleeved on bearing block 44
In bearing, the left and right longitudinal beam of upper support frame 42 is positioned at the inner side of underframe 41, so when upper support frame 42
Rear portion by jack-up time, front end moves down and will not interfere with.The rear cross beam of upper support frame 42 is placed on underframe 41
The upper surface of rear side, play the effect supporting upper support frame 42.Rear side at underframe 41 is additionally provided with
For the retractor device by upper support frame 42 jack-up.This retractor device is oil cylinder 46, it is also possible to for cylinder or its
The device of its same purpose.Oil cylinder 46 is arranged on the rear side of underframe 41 by cylinder installation seat 47, at upper
The rear side of the rear cross beam of support 42 is provided with the rear horizontal stroke of mounting bracket, the piston rod of oil cylinder 46 and upper support frame 42
The mounting bracket of beam is connected.
During use, tyre surface roller 3 rolls into from the rear end of frame 10 or rolls out, specifically, and the left side of frame 10
Do not connected by any beam between frame and the rear end of rear side, flow out one and allow tyre surface roller 3 roll into and out
Passage, 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, preferably conveying roller 5
It it is three.Conveying roller 5 is positioned at the lower section of belt conveyor 1 front portion.Machine in the lower section of this row's conveying roller 5
Frame 10 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, specifically, traction
The two ends of roller 6 are arranged on by mounting bracket on the left frame of frame 10 and the front surface of right frame respectively.This
In carry-over pinch rolls 6 be setting up and down four piece.Tyre surface on conveying roller 5 is drawn to Belt Conveying by carry-over pinch rolls 6
Machine 1.
The initiating terminal of belt conveyor 1 be arranged over hold-down mechanism 8, this hold-down mechanism 8 is positioned at cutter sweep
2 fronts against cutter sweep 2, hold-down mechanism 8 includes by left column 81, right column 82 and entablature 83
The portal of composition, cross bar 84 in being provided with between the left and right column 81,82 of portal, entablature
At least one roller mounting bracket 85 is installed on the leading flank of 83, selects to install in centre a roller here,
Roller mounting bracket 85 includes top board and n shape installing plate, and roller mounting bracket 85 is fixed on by top board
On crossbeam 83, the upper transverse plate of n shape installing plate is bolted on top board, and roller 86 is pacified by rotating shaft
It is contained between two vertical plate of n shape installing plate.Swing arm 87, swing arm 87 it is set with on middle cross bar 84
Being positioned at the rear of portal, one end of swing arm 87 is provided with radial direction through hole, and swing arm 87 is the most logical by this
Borehole jack is contained on middle cross bar 84, the other end fixed installation pulley 88 of swing arm 87, and pulley 88 is vertically installed,
Pulley 88 side is provided with linear transducer 11.
Press mechanism 8 is arranged on the left frame of frame 10 and right frame by its left column 81 and right column 82
Upper end.Hold-down mechanism 8 rear is cutter sweep 2, and hold-down mechanism 8 is close to cutter sweep 2.
Cutter sweep 2 is by left standing frame 21, right standing frame 22, cutting knife 23, rectangular frame 24, guiding support bar
25, guide support sleeve 26, cylinder connect the parts such as seat 27, cutting knife cylinder 28 composition.
Cutter sweep 2 is fixed on the upper end of the left and right sides of frame 10 by left standing frame 21 and right standing frame 22, left
Rectangular frame 24 low after being provided with front height between stand 21 and right standing frame 22, rectangular frame 24 is by left side plate
Front and back side plate surrounds.Side on front side of frame 10 is front side.Specifically, the inclining of rectangular frame 24
Rake angle is 30 °-60 °.This rectangular frame 24 is fixed on left standing frame 21 and right standing frame by side plate around
On 22, between front side board and the back side panel of rectangular frame 24, it is provided with guiding support bar 25, preferably rectangle frame
Between front side board and the back side panel of frame 24 two guiding support bars 25 are set, two guiding support bars 25 points
It is not located close to the position of rectangular frame 24 left and right sides.
Cutting knife 23 is positioned at the lower section of rectangular frame 24 and identical with rectangular frame 24 incline direction and angle of inclination,
And its edge of a knife is close to the lower surface of rectangular frame 24 near the low side of rectangular frame 4, cutting knife 23,
Cutting knife 23 upper surface is provided with two guide support sets away from corresponding two guiding support bars 25 in position of the edge of a knife
Cylinder 26, the length of guide support sleeve 26 is less than the length of guiding support bar 25, and guide support sleeve 26 overlaps
It is contained on guiding support bar 25.Guiding support bar 25 and guide support sleeve 26 1 aspect play lifting and support
The effect of cutting knife 23, on the other hand plays the effect of guiding when cutting knife 23 runs downwards and retracts.
The upper surface of cutting knife 23 is additionally provided with cylinder and connects seat 27, and cylinder connects seat 27 and is positioned at two guiding
Centered position between support set cylinder 26.Cylinder connects seat 27 and reaches rectangular frame 24 from rectangular frame 24 center
Top, have cutting knife cylinder 28 in rectangular frame 24 installed in front, the piston rod 28a of cutting knife cylinder 28 wears
Cross the front side board of rectangular frame 24 to be connected seat 27 with the cylinder on cutting knife 23 and be connected.
End above belt conveyor 1 is provided with infrared heating device 9, and infrared heating device 9 passes through support
It is arranged on the upper end of the rear side of frame 10.
The present invention is not limited to above-described embodiment, it will be appreciated that those of ordinary skill in the art is without creating
Property work just can make many modifications and variations according to the design of the present invention.Therefore, all in the art
Technical staff is the most on the basis of existing technology by logical analysis, reasoning or limited
Test available technical scheme, all should be in the protection domain being defined in the patent claims.
Claims (5)
1. a tire tread shield separation cutting mechanism, including 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 machine
Frame (10) upper end, described cutter sweep (2) is arranged on belt conveyor (1) top, and described belt is defeated
The top sending machine (1) is additionally provided with infrared heating device (9) near end, it is characterised in that: at described machine
The conveying roller (5) that a row is parallel with belt conveyor (1), described conveying roller (5) it is provided with on frame (10)
It is positioned at the lower section that belt conveyor (1) is anterior, in the frame (10) of the lower section of this row's conveying roller (5)
Being provided with shield winding roller (7), the front side of described frame (10) is provided with carry-over pinch rolls (6), described tyre surface roller
Frame (4) is positioned at the frame (10) of belt conveyor (1) lower rear, and described tyre surface roller (3) is contained in
In tyre surface roll stand (4)；
Described cutter sweep (2) includes left standing frame (21), right standing frame (22) and cutting knife (23), described in cut
Cut device (2) and be fixed on left and right sides upper of frame (10) by left standing frame (21) and right standing frame (22)
End, rectangular frame (24) low after being provided with front height between described left standing frame (21) and right standing frame (22), should
Rectangular frame (24) is fixed on left standing frame (21) and right standing frame (22) by side plate around, described
Guiding support bar (25), described cutting knife (23) it is provided with between front side board and the back side panel of rectangular frame (24)
Being positioned at the lower section of rectangular frame (24), described cutting knife (23) upper surface is provided with away from the position of the edge of a knife and leads
To stop sleeve (26), the length of described guide support sleeve (26) is less than the length of guiding support bar (25)
Degree, described guide support sleeve (26) is sleeved on guiding support bar (25), described cutting knife (23)
Upper surface is additionally provided with cylinder and connects seat (27), and described cylinder connects seat (27) from rectangular frame (24)
The heart reaches rectangular frame (24) top, has cutting knife cylinder (28), institute in rectangular frame (24) installed in front
State the piston rod of cutting knife cylinder (28) through the front side board of rectangular frame (24) and the gas on cutting knife (23)
Cylinder connects seat (27) and is connected；
The initiating terminal of described belt conveyor (1) be also arranged above hold-down mechanism (8), this hold-down mechanism (8)
Being positioned at cutter sweep (2) front and against cutter sweep (2), described hold-down mechanism (8) includes being stood by a left side
The portal that post (81), right column (82) and entablature (83) form, wherein left column (81), the right side
Column (82) is separately fixed at the upper end of frame (10) left and right sides, portal left and right column (81,
82) it is provided with middle cross bar (84) between, the leading flank of wherein said entablature (83) is provided with at least one
Individual roller mounting bracket (85), roller (86) is arranged in roller mounting bracket (85), wherein the middle cross bar
(84) being set with swing arm (87) on, described swing arm (87) is positioned at the rear of portal, described swing
One end of bar (87) is provided with radial direction through hole, and swing arm (87) is sleeved on middle cross bar (84) by this radial direction through hole
On, other end fixed installation pulley (88) of described swing arm (87), described pulley is provided with on (88)
Linear transducer (11).
A kind of tire tread shield separation cutting mechanism, it is characterised in that: institute
Stating conveying roller (5) is three.
A kind of tire tread shield separation cutting mechanism the most according to claim 1 or claim 2, it is characterised in that:
Two guiding support bars (25) are set between front side board and the back side panel of described rectangular frame (24), correspondence
Being provided with two guide support sleeves (26) on cutting knife (23), described cylinder connects seat (27) and is positioned at two
Between individual guide support sleeve (26).
A kind of tire tread shield separation cutting mechanism the most according to claim 1 or claim 2, it is characterised in that:
The angle of inclination of described rectangular frame (24) is 30 °-60 °.
A kind of tire tread shield separation cutting mechanism, it is characterised in that: institute
State roller mounting bracket (85) and include that top board and n shape installing plate, described roller mounting bracket (85) pass through
Top board is fixed on entablature (83), and the upper transverse plate of described n shape installing plate is bolted on top board
On, described roller (86) is arranged on by rotating shaft between two vertical plate of n shape installing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510372235.8A CN104972491B (en) | 2015-06-30 | 2015-06-30 | A kind of tire tread shield separation cutting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510372235.8A CN104972491B (en) | 2015-06-30 | 2015-06-30 | A kind of tire tread shield separation cutting mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104972491A CN104972491A (en) | 2015-10-14 |
| CN104972491B true CN104972491B (en) | 2016-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510372235.8A Expired - Fee Related CN104972491B (en) | 2015-06-30 | 2015-06-30 | A kind of tire tread shield separation cutting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104972491B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111421590A (en) * | 2020-04-20 | 2020-07-17 | 无锡益联机械有限公司 | Tread automatic tracking cut-off knife device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2776226B1 (en) * | 1998-03-17 | 2000-06-16 | Dimitri Papachristou | MACHINE AND METHOD FOR REDUCING SMALL-USE TIRES |
| US7811399B2 (en) * | 2006-09-21 | 2010-10-12 | The Goodyear Tire & Rubber Company | Tire component cutter apparatus and method of cutting |
| CN202021630U (en) * | 2010-12-20 | 2011-11-02 | 风神轮胎股份有限公司 | Tyre surface fixed length severing device |
| CN202448161U (en) * | 2012-01-12 | 2012-09-26 | 山东峰鸣科技有限公司 | Tire tread thermal cutting device |
| CN203665611U (en) * | 2013-11-28 | 2014-06-25 | 焦作市嘉豪橡胶有限公司 | Automatic fixed-length tread cutting device |
| CN204844281U (en) * | 2015-06-30 | 2015-12-09 | 重庆市金盾橡胶制品有限公司 | Novel tire tread floorcloth separation cutting mechanism |
-
2015
- 2015-06-30 CN CN201510372235.8A patent/CN104972491B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN104972491A (en) | 2015-10-14 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Yang Mei Inventor before: Zhou Deyong Inventor before: Liu Qiankai |
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| CB03 | Change of inventor or designer information | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171127 Address after: Huixian Baiquan Town Baiquan village in Xinxiang City, Henan province 453600 Patentee after: Yang Mei 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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Granted publication date: 20160824 Termination date: 20180630 |
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| CF01 | Termination of patent right due to non-payment of annual fee |