CN104891228A - An unwinding device for a modified asphalt production line - Google Patents
An unwinding device for a modified asphalt production line Download PDFInfo
- Publication number
- CN104891228A CN104891228A CN201510142078.1A CN201510142078A CN104891228A CN 104891228 A CN104891228 A CN 104891228A CN 201510142078 A CN201510142078 A CN 201510142078A CN 104891228 A CN104891228 A CN 104891228A
- Authority
- CN
- China
- Prior art keywords
- uncoiling
- swing arm
- unwinding shaft
- unwinding
- frame
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H16/00—Unwinding, paying-out webs
- B65H16/10—Arrangements for effecting positive rotation of web roll
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2301/00—Handling processes for sheets or webs
- B65H2301/40—Type of handling process
- B65H2301/41—Winding, unwinding
- B65H2301/415—Unwinding
- B65H2301/41505—Preparing unwinding process
- B65H2301/41506—Preparing unwinding process the web roll not yet being in the unwinding support / unwinding location
- B65H2301/415063—Preparing unwinding process the web roll not yet being in the unwinding support / unwinding location the preparation performed in a roll preparation station
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2301/00—Handling processes for sheets or webs
- B65H2301/40—Type of handling process
- B65H2301/41—Winding, unwinding
- B65H2301/415—Unwinding
- B65H2301/41505—Preparing unwinding process
- B65H2301/41508—Preparing unwinding process the web roll being in the unwinding support / unwinding location
Landscapes
- Replacement Of Web Rolls (AREA)
Abstract
The invention belongs to the technical field of manufacture and specifically provides an unwinding device for a modified asphalt production line. The technical problem of unreasonable design in the prior art is solved. The unwinding device for a modified asphalt production line comprises a frame. Two unwinding swing arms corresponding to each other are arranged on the frame. One ends, corresponding to each other, of the two unwinding swing arms are articulated to the frame and the other corresponding ends of the two unwinding swing arms are suspended. A plurality of unwinding shafts spaced from each other are arranged between the two unwinding swing arms. The unwinding shafts and a rotating driving mechanism driving the unwinding shafts to rotate are connected and the unwinding shafts rotate asynchronously. The unwinding swing arms are connected with a lifting driving mechanism driving the unwinding swing arms to swing along an arc in the vertical direction. The unwinding device can increase unwinding efficiency and prolong the replacing period.
Description
Technical field
The invention belongs to manufacturing technology field, particularly relate to a kind of decoiling equipment for modified bitumen manufacturing line.
Background technology
The structure that the uncoiling of modified bitumen manufacturing line is general is that frame and be arranged in frame one are for installing the unwinding shaft of grey cloth.Need again to change next volume grey cloth after a volume grey cloth uncoiling at once, not only reduce uncoiling efficiency, and the replacement cycle of grey cloth is shorter.In order to the uncoiling efficiency of modified bitumen manufacturing line can be improved and extend the cycle of grey cloth replacing.For this reason, people have carried out long-term exploration, propose multi-form solution.
Such as, Chinese patent literature discloses a kind of Novel asphalt waterproofing material production line, [application number: 201020022568.0], this manufacturing line comprises the tire cloth expanding unit be connected successively, storage cloth splicing apparatus, tire cloth storage device, tire cloth drying unit, composite self-adhering one stock oiler, composite self-adhering cooling air-drying device, pre-device for soaking oil, sanding device, film covering device, face embossing device, suspension cooling mechanism, sand face embossing device, adhesive polymer set composite, no-wadding adhesive shaped device, cooling mechanism, storage felt device, infrared ray photoelectric deviation correcting device, traction bouncer and automatic rolling felt device.Compared with prior art, the advantage of this manufacturing line is: 1, structure is simple, and arrange rationally, equipment cost is low.2, complete function, degree of automation is high, and production and processing is time saving and energy saving.
Above-mentioned scheme improves the subproblem of prior art to a certain extent, but the program also at least exists following defect: design unreasonable, still fails to solve above-mentioned technical matters, poor practicability.
Summary of the invention
The object of the invention is for the problems referred to above, provide a kind of design more reasonable, uncoiling efficiency can be improved and the decoiling equipment for modified bitumen manufacturing line of replacement cycle can be extended.
For achieving the above object, present invention employs following technical proposal: this decoiling equipment being used for modified bitumen manufacturing line comprises frame, frame is provided with two and mutually corresponding uncoiling swing arm, the corresponding one end of two uncoiling swing arms is hinged in frame respectively, the corresponding other end of two uncoiling swing arms is unsettled respectively, some spaced unwinding shafts are provided with between two uncoiling swing arms, described unwinding shaft is connected with the rotary drive mechanism that unwinding shaft can be driven to rotate and each asynchronous rotation of unwinding shaft, described uncoiling swing arm is connected with the lift drive mechanism that uncoiling swing arm can be driven at vertical direction arcuate oscillating motion.
In this application, the dismounting of grey cloth can be convenient to owing to being provided with uncoiling swing arm, being provided with some spaced unwinding shafts can the multiple grey cloth of once mounting thus can extend cycle of replacing, also just can improve uncoiling efficiency, lift drive mechanism can add the alerting ability of upper and lower grey cloth simultaneously.
In the above-mentioned decoiling equipment for modified bitumen manufacturing line, described rotary drive mechanism comprises the uncoiling major axis being arranged on frame one end, be respectively equipped with above the two ends of uncoiling major axis can relatively gantry rotation uncoiling minor axis and two uncoiling swing arms are separately fixed on described uncoiling minor axis, described uncoiling major axis is connected with the rotary drive structure that uncoiling major axis can be driven to rotate, described uncoiling major axis is connected by the first drive mechanism with between uncoiling minor axis, described uncoiling minor axis is connected by the second drive mechanism and each asynchronous rotation of unwinding shaft with between unwinding shaft.First drive mechanism and the second drive mechanism are chain type transmission structure.
In the above-mentioned decoiling equipment for modified bitumen manufacturing line, described unwinding shaft quantity is two, a unwinding shaft is arranged between the free end of two uncoiling swing arms, another root unwinding shaft is arranged between the one end away from described uncoiling swing arm free end, be respectively equipped with the corresponding transmission distance adjusting mechanism arranged at the free end of every root uncoiling swing arm, the unwinding shaft two ends being located at uncoiling swing arm free end to be located in respectively on transmission distance adjusting mechanism and transmission distance adjusting mechanism can regulate described in unwinding shaft and uncoiling minor axis between distance.The adjustment of distance can make corresponding chain tension.
In the above-mentioned decoiling equipment for modified bitumen manufacturing line, described transmission distance adjusting mechanism comprises the bar hole being arranged on uncoiling swing arm free end, the unwinding shaft two ends being located at uncoiling swing arm free end insert in bar hole respectively, be provided with at uncoiling swing arm free end and be set on above-mentioned unwinding shaft and slide the slide block be connected with uncoiling swing arm, described slide block is connected with the drive configuration that slide block can be driven to move axially along uncoiling swing arm.Drive configuration comprises the uncoiling nutplate be fixed in uncoiling swing arm, uncoiling nutplate is equipped with and is connected with uncoiling nutplate screw thread and and the drive screw that is connected of slide block.Rotating drive screw rod just can drive skid thus regulate the spacing between diaxon.
In the above-mentioned decoiling equipment for modified bitumen manufacturing line, described lift drive mechanism comprises two and to be separately positioned in frame and the lift actuator be connected with described uncoiling swing arm free end separately, described lift actuator synchronization action.
In the above-mentioned decoiling equipment for modified bitumen manufacturing line, the wherein uncoiling swing arm in two uncoiling swing arms is provided with and is located at the grey cloth constant tension control mechanism be connected away from the unwinding shaft of uncoiling swing arm free end.
In the above-mentioned decoiling equipment for modified bitumen manufacturing line, described grey cloth constant tension control mechanism comprises the brake seat be arranged in above-mentioned uncoiling swing arm, brake seat is provided with electromagnetic power brake, and described electromagnetic power brake is connected with above-mentioned unwinding shaft by gear transmission structure.
In the above-mentioned decoiling equipment for modified bitumen manufacturing line, described gear transmission structure comprises the driving gear be connected on electromagnetic power brake power take-off shaft, and above-mentioned unwinding shaft is provided with the driven gear be meshed with driving gear.
In the above-mentioned decoiling equipment for modified bitumen manufacturing line, described rotary drive structure comprises cycloidal planetary gear speed reducer, and described cycloidal planetary gear speed reducer is connected with uncoiling major axis by chain drive structure; The first described drive mechanism and the second drive mechanism are chain type transmission structure.
In the above-mentioned decoiling equipment for modified bitumen manufacturing line, described unwinding shaft is air-expanding shaft; The one end being provided with uncoiling major axis in frame is also provided with uncoiling deflector roll; Frame is also connected with suspension bracket, suspension bracket is provided with and is positioned at above frame and the electric lift that can move back and forth in the horizontal direction.
Compared with prior art, this advantage being used for the decoiling equipment of modified bitumen manufacturing line is: 1, design is more reasonable, the dismounting of grey cloth can be convenient to owing to being provided with uncoiling swing arm, being provided with some spaced unwinding shafts can the multiple grey cloth of once mounting thus can extend cycle of replacing, also just can improve uncoiling efficiency simultaneously.2, grey cloth constant tension control mechanism can ensure that grey cloth conveying is in stabilized conditions all the time in process of production, even if there is all standing situation, grey cloth also can not occur piling up relaxation cases because of inertia.3, structure is simple and be easy to manufacture, low cost of manufacture.4, good stability and long service life.5, adopt the pneumatic and upper and lower grey cloth of electric lift, the various demands of all clients can be met, add the alerting ability of upper and lower grey cloth.
Accompanying drawing explanation
Fig. 1 is perspective view provided by the invention.
Fig. 2 is another view stereo structural representation provided by the invention.
Fig. 3 provided by the inventionly installs the structural representation after suspension bracket additional.
Fig. 4 is the structural representation after removal frame provided by the invention.
Fig. 5 is grey cloth constant tension control mechanism structural representation provided by the invention.
In figure, frame 1, uncoiling deflector roll 11, uncoiling swing arm 2, unwinding shaft 3, rotary drive mechanism 4, uncoiling major axis 41, uncoiling minor axis 42, cycloidal planetary gear speed reducer 43, lift drive mechanism 5, lift actuator 51, transmission distance adjusting mechanism 6, bar hole 61, slide block 62, uncoiling nutplate 63, drive screw 64, grey cloth constant tension control mechanism 7, brake seat 71, electromagnetic power brake 72, driving gear 73, driven gear 74, suspension bracket 8, electric lift 81.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention will be further described in detail.
As Figure 1-5, this decoiling equipment being used for modified bitumen manufacturing line comprises frame 1, frame 1 is also connected with suspension bracket 8, suspension bracket 8 is provided with and is positioned at above frame 1 and the electric lift 81 that can move back and forth in the horizontal direction, electric lift 81 has suspension hook.Electric lift 81 can be sling grey cloth thus realize mechanical erection grey cloth, adds the alerting ability of upper and lower grey cloth.
Frame 1 is provided with two and mutually corresponding uncoiling swing arm 2, the corresponding one end of two uncoiling swing arms 2 is hinged in frame 1 respectively, the corresponding other end of two uncoiling swing arms 2 is unsettled respectively, between two uncoiling swing arms 2, be provided with some spaced unwinding shafts 3, unwinding shaft 3 is air-expanding shaft; Adopt air-expanding shaft to fix grey cloth paper tube, paper tube can be made to install more stable, and the paper tube of various sizes size can be met.
The unwinding shaft 3 of the present embodiment is connected with the rotary drive mechanism 4 that unwinding shaft 3 can be driven to rotate and each asynchronous rotation of unwinding shaft 3.The grey cloth be set on unwinding shaft 3 is uncoiled one by one, and rotary drive mechanism 4 comprises the uncoiling major axis 41 being arranged on frame 1 one end, and the one end being provided with uncoiling major axis 41 in frame 1 is also provided with uncoiling deflector roll 11; The uncoiling minor axis 42 that can rotate relative to frame 1 is respectively equipped with and two uncoiling swing arms 2 are separately fixed on described uncoiling minor axis 42 above the two ends of uncoiling major axis 41, described uncoiling major axis 41 is connected with the rotary drive structure that uncoiling major axis 41 can be driven to rotate, rotary drive structure comprises cycloidal planetary gear speed reducer 43, and described cycloidal planetary gear speed reducer 43 is connected with uncoiling major axis 41 by chain drive structure; Described uncoiling major axis 41 is connected by the first drive mechanism with between uncoiling minor axis 42, and described uncoiling minor axis 42 is connected by the second drive mechanism and each asynchronous rotation of unwinding shaft 3 with between unwinding shaft 3.The first described drive mechanism and the second drive mechanism are chain type transmission structure.
For the ease of dismounting, uncoiling swing arm 2 is connected with the lift drive mechanism 5 that uncoiling swing arm 2 can be driven at vertical direction arcuate oscillating motion.Lift drive mechanism 5 comprises two and to be separately positioned in frame 1 and the lift actuator 51 be connected with described uncoiling swing arm 2 free end separately, described lift actuator 51 synchronization action.Lift actuator 51 is cylinder or oil cylinder or linear electric motors.This decoiling equipment adopts the pneumatic and upper and lower grey cloth of electric lift, can meet the various demands of all clients, add the alerting ability of upper and lower grey cloth.
Prioritization scheme, unwinding shaft 3 quantity of the present embodiment is two, a unwinding shaft 3 is arranged between the free end of two uncoiling swing arms 2, another root unwinding shaft 3 is arranged between the one end away from described uncoiling swing arm 2 free end, be respectively equipped with the corresponding transmission distance adjusting mechanism 6 arranged at the free end of every root uncoiling swing arm 2, unwinding shaft 3 two ends being located at uncoiling swing arm 2 free end to be located in respectively on transmission distance adjusting mechanism 6 and transmission distance adjusting mechanism 6 can regulate described in unwinding shaft 3 and uncoiling minor axis 42 between distance.The grey cloth of two groups of entire volumes is installed simultaneously, decreases the number of times of the upper grey cloth of half, the production cycle of replacing is lengthened.
Particularly, here transmission distance adjusting mechanism 6 comprises the bar hole 61 being arranged on uncoiling swing arm 2 free end, unwinding shaft 3 two ends being located at uncoiling swing arm 2 free end insert in bar hole 61 respectively, be provided with at uncoiling swing arm 2 free end and be set on above-mentioned unwinding shaft 3 and slide the slide block 62 be connected with uncoiling swing arm 2, described slide block 62 is connected with the drive configuration that slide block 62 can be driven to move axially along uncoiling swing arm 2.Drive configuration comprises the uncoiling nutplate 63 be fixed in uncoiling swing arm 2, uncoiling nutplate 63 is equipped with and is connected with uncoiling nutplate 63 screw thread and and the drive screw 64 that is connected of slide block 62.Rotating drive screw rod 64 just can drive slide block 62 slide thus regulate the spacing between diaxon.
A wherein uncoiling swing arm 2 in two uncoiling swing arms 2 is provided with and is located at the grey cloth constant tension control mechanism 7 be connected away from the unwinding shaft 3 of uncoiling swing arm 2 free end.Grey cloth constant tension control mechanism 7 comprises the brake seat 71 be arranged in above-mentioned uncoiling swing arm 2, and brake seat 71 is provided with electromagnetic power brake 72, and described electromagnetic power brake 72 is connected with above-mentioned unwinding shaft 3 by gear transmission structure.Can ensure that grey cloth conveying is in stabilized conditions all the time in process of production, even if there is all standing situation, grey cloth also can not occur piling up relaxation cases because of inertia.
Gear transmission structure comprises the driving gear 73 be connected on electromagnetic power brake 72 power take-off shaft, and above-mentioned unwinding shaft 3 is provided with the driven gear 74 be meshed with driving gear 73.
In the present embodiment, make uncoiling swing arm 2 at vertical direction arcuate oscillating motion by lift drive mechanism 5, after a grey cloth is mounted to the unwinding shaft away from uncoiling swing arm 2 free end, another grey cloth is arranged on transmission distance adjusting mechanism 6, then lift drive mechanism 5 resets and makes two grey cloths be positioned on same level line, by the tightness of transmission distance adjusting mechanism 6 adjusting chain.
When uncoiling, rotary drive mechanism 4 drive installation is rotated at the unwinding shaft away from uncoiling swing arm 2 free end, be arranged on and first start uncoiling away from the grey cloth on the unwinding shaft of uncoiling swing arm 2 free end, after uncoiling, grey cloth is through uncoiling deflector roll 11, the uncoiling of another one grey cloth is just started after this grey cloth uncoiling is complete, rotary drive mechanism 4 drives an other unwinding shaft to rotate, and the uncoiling cloth of this grey cloth is in addition successively through unwinding shaft and the uncoiling deflector roll 11 of uncoiling swing arm 2 free end.
This decoiling equipment adopts the pneumatic and upper and lower grey cloth of electric lift, can meet the various demands of all clients, add the alerting ability of upper and lower grey cloth.This device can install the grey cloth of two groups of entire volumes simultaneously, decreases the number of times of the upper grey cloth of half, and the production cycle of replacing is lengthened.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Although more employ the terms such as frame 1, uncoiling deflector roll 11, uncoiling swing arm 2, unwinding shaft 3, rotary drive mechanism 4, uncoiling major axis 41, uncoiling minor axis 42, cycloidal planetary gear speed reducer 43, lift drive mechanism 5, lift actuator 51, transmission distance adjusting mechanism 6, bar hole 61, slide block 62, uncoiling nutplate 63, drive screw 64, grey cloth constant tension control mechanism 7, brake seat 71, electromagnetic power brake 72, driving gear 73, driven gear 74, suspension bracket 8, electric lift 81 herein, do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present invention more easily; The restriction that they are construed to any one additional is all contrary with spirit of the present invention.
Claims (10)
1. the decoiling equipment for modified bitumen manufacturing line, comprise frame (1), it is characterized in that, described frame (1) is provided with two and mutually corresponding uncoiling swing arm (2), one end that two uncoiling swing arms (2) are corresponding is hinged in frame (1) respectively, the other end that two uncoiling swing arms (2) are corresponding is unsettled respectively, some spaced unwinding shafts (3) are provided with between two uncoiling swing arms (2), described unwinding shaft (3) is connected and the asynchronous rotation of each unwinding shaft (3) with the rotary drive mechanism (4) that unwinding shaft (3) can be driven to rotate, described uncoiling swing arm (2) is connected with the lift drive mechanism (5) that uncoiling swing arm (2) can be driven at vertical direction arcuate oscillating motion.
2. the decoiling equipment for modified bitumen manufacturing line according to claim 1, it is characterized in that, described rotary drive mechanism (4) comprises the uncoiling major axis (41) being arranged on frame (1) one end, the uncoiling minor axis (42) that can rotate relative to frame (1) is respectively equipped with and two uncoiling swing arms (2) are separately fixed on described uncoiling minor axis (42) above the two ends of uncoiling major axis (41), described uncoiling major axis (41) is connected with the rotary drive structure that uncoiling major axis (41) can be driven to rotate, described uncoiling major axis (41) is connected by the first drive mechanism with between uncoiling minor axis (42), described uncoiling minor axis (42) is connected by the second drive mechanism and the asynchronous rotation of each unwinding shaft (3) with between unwinding shaft (3).
3. the decoiling equipment for modified bitumen manufacturing line according to claim 2, it is characterized in that, described unwinding shaft (3) quantity is two, a unwinding shaft (3) is arranged between the free end of two uncoiling swing arms (2), another root unwinding shaft (3) is arranged between the one end away from described uncoiling swing arm (2) free end, the corresponding transmission distance adjusting mechanism (6) arranged is respectively equipped with at the free end of every root uncoiling swing arm (2), unwinding shaft (3) two ends being located at uncoiling swing arm (2) free end be located in respectively the upper and transmission distance adjusting mechanism (6) of transmission distance adjusting mechanism (6) can regulate described in unwinding shaft (3) and uncoiling minor axis (42) between distance.
4. the decoiling equipment for modified bitumen manufacturing line according to claim 3, it is characterized in that, described transmission distance adjusting mechanism (6) comprises the bar hole (61) being arranged on uncoiling swing arm (2) free end, unwinding shaft (3) two ends being located at uncoiling swing arm (2) free end insert in bar hole (61) respectively, be provided with at uncoiling swing arm (2) free end that to be set in above-mentioned unwinding shaft (3) upper and to slide the slide block (62) be connected with uncoiling swing arm (2), described slide block (62) is connected with the drive configuration that slide block (62) can be driven to move axially along uncoiling swing arm (2).
5. the decoiling equipment for modified bitumen manufacturing line according to claim 1-4 any one, it is characterized in that, described lift drive mechanism (5) comprises two and is separately positioned on the upper and lift actuator (51) that is that be connected with described uncoiling swing arm (2) free end separately of frame (1), described lift actuator (51) synchronization action.
6. the decoiling equipment for modified bitumen manufacturing line according to claim 3 or 4, it is characterized in that, the wherein uncoiling swing arm (2) in two uncoiling swing arms (2) is provided with and is located at the grey cloth constant tension control mechanism (7) be connected away from the unwinding shaft (3) of uncoiling swing arm (2) free end.
7. the decoiling equipment for modified bitumen manufacturing line according to claim 6, it is characterized in that, described grey cloth constant tension control mechanism (7) comprises the brake seat (71) be arranged in above-mentioned uncoiling swing arm (2), brake seat (71) is provided with electromagnetic power brake (72), and described electromagnetic power brake (72) is connected with above-mentioned unwinding shaft (3) by gear transmission structure.
8. the decoiling equipment for modified bitumen manufacturing line according to claim 7, it is characterized in that, described gear transmission structure comprises the driving gear (73) be connected on electromagnetic power brake (72) power take-off shaft, and above-mentioned unwinding shaft (3) is provided with the driven gear (74) be meshed with driving gear (73).
9. the decoiling equipment for modified bitumen manufacturing line according to Claims 2 or 3 or 4, it is characterized in that, described rotary drive structure comprises cycloidal planetary gear speed reducer (43), and described cycloidal planetary gear speed reducer (43) is connected with uncoiling major axis (41) by chain drive structure; The first described drive mechanism and the second drive mechanism are chain type transmission structure.
10. the decoiling equipment for modified bitumen manufacturing line according to Claims 2 or 3 or 4, is characterized in that, described unwinding shaft (3) is air-expanding shaft; The one end being provided with uncoiling major axis (41) in frame (1) is also provided with uncoiling deflector roll (11); Described frame (1) is also connected with suspension bracket (8), suspension bracket (8) is provided with and is positioned at frame (1) top and the electric lift (81) that can move back and forth in the horizontal direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510142078.1A CN104891228A (en) | 2015-03-27 | 2015-03-27 | An unwinding device for a modified asphalt production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510142078.1A CN104891228A (en) | 2015-03-27 | 2015-03-27 | An unwinding device for a modified asphalt production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104891228A true CN104891228A (en) | 2015-09-09 |
Family
ID=54024281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510142078.1A Pending CN104891228A (en) | 2015-03-27 | 2015-03-27 | An unwinding device for a modified asphalt production line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104891228A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107899861A (en) * | 2017-10-20 | 2018-04-13 | 安徽快来防水防腐有限公司 | A kind of waterproof coiled material tyre cloth bituminizing mechanism |
-
2015
- 2015-03-27 CN CN201510142078.1A patent/CN104891228A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107899861A (en) * | 2017-10-20 | 2018-04-13 | 安徽快来防水防腐有限公司 | A kind of waterproof coiled material tyre cloth bituminizing mechanism |
| CN107899861B (en) * | 2017-10-20 | 2019-08-13 | 安徽快来防水防腐有限公司 | A kind of waterproof coiled material tyre cloth bituminizing mechanism |
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Application publication date: 20150909 |
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