CN103714911A - Mineral fireproof cable rolling manufacturing method and rolling mill - Google Patents
Mineral fireproof cable rolling manufacturing method and rolling mill Download PDFInfo
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- CN103714911A CN103714911A CN201310733629.2A CN201310733629A CN103714911A CN 103714911 A CN103714911 A CN 103714911A CN 201310733629 A CN201310733629 A CN 201310733629A CN 103714911 A CN103714911 A CN 103714911A
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Abstract
The invention discloses a mineral fireproof cable rolling manufacturing method. The method includes the first step of manufacturing a mineral fireproof cable rough blank provided with a copper conductor, a copper sheath and a magnesium oxide insulating layer, the second step of carrying out 24 rolling procedures on the mineral fireproof cable rough blank obtained in the first step to obtain a mineral fireproof cable rough blank finished product, and the third step of carrying out surface inspection, lapping and detection on the mineral fireproof cable rough blank finished product obtained in the second step, and packing and storing the mineral fireproof cable rough blank finished product. The invention further discloses a mineral fireproof cable rolling mill. The mineral fireproof cable rolling mill comprises a rack, a roller set and a drive mechanism, wherein the roller set is arranged on the rack in the axial direction, and the drive mechanism is used for driving the roller set to rotate. The roller set comprises six pairs or eight pairs of roller pairs, wherein each roller in each pair of roller pair in the six pairs of rollers is provided with four rolling grooves at intervals in the axial direction along roller surfaces, and each roller in each pair of roller pair in the eight pairs of rollers is provided with three rolling grooves at intervals in the axial direction along roller surfaces. The manufactured mineral fireproof cable is small in occupied space and low in cost.
Description
Technical field
The present invention relates to cable preparation field, particularly a kind of mineral fireproof cable rolling preparation method and roller mill.
Background technology
Increase year by year along with electrical fire incidence in fire generation, therefore increasingly urgent to electric wire fire protection requirement, the fireproof cable of domestic production at present all adopts traditional mineral insulation copper sheath drawing process, there is following shortcoming: the length of 1, producing cable is short, larger cross-section maximum length is tens of rice only, while laying, need have many transition joints, not only expense is high, to lay difficulty large, and has greatly increased the operating potential faults of cable.2, the cable material utilance of drawing process is low, and loss is large, and cable cost is high, and average waste of material is 4.2%, and conforming product rate is up to 85%.3, the repeatedly electric furnace annealing in cable drawing process, power consumption is large, and average power drawn accounts for 60% of fuels and energy.In view of above situation, the popularization of the fireproof cable that traditional drawing process is produced and use have all been subject to certain restriction.
For this reason, having at present China Patent Publication No. is the preparation method that CN101315819A discloses a kind of large size mineral insulation fireproof cable, and this preparation method mainly solves that the power consumption of existing drawing molding cable production process is large, cable length is received restriction, needs the technical problem of transition joint.This preparation method comprises the following steps: after the alignment of package copper strips, carry out pickling, then the vertical circle that is bundled into, welds longitudinal joint by argon arc welding and form copper conductor; In above-mentioned copper conductor, after filling magnesia powder, carry out copper conductor alignment; Copper conductor is carried out to 4 to rolling, after first rolling, San road rolling He tetra-road rollings, carry out high frequency annealing; Copper conductor after mill-annealed is carried out as finished product packing, putting in storage after surperficial inspection, rolling, detection.
Also having China Patent Publication No. is the calendering process that CN101315821A discloses copper sheath in the preparation of large size mineral insulation fireproof cable.The technical scheme of this calendering process is: the calendering process of copper sheath in the preparation of large size mineral insulation fireproof cable, comprises the following steps: a. carries out first roll-in by the copper sheath of filling magnesia powder, then carries out high frequency annealing; B. after cooling bath is cooling, carry out second roll-in, then proceed the roll-in of San road, then carry out high frequency annealing for the second time; C. after cooling bath is cooling, carry out the roll-in of Si road, then carry out that the laggard cooling bath of high frequency annealing is cooling for the third time.
But the preparation flow of above-mentioned two patents and equipment are complicated, occupation of land space is large, and needs several times high frequency annealing just can complete, and has greatly increased energy consumption, increases production cost.
Summary of the invention
One of technical problem to be solved by this invention is for the deficiency of the problems referred to above and defect, and a kind of mineral fireproof cable rolling preparation method is provided.
Two of technical problem to be solved by this invention is to provide a kind of mineral fireproof cable roller mill, to solve the problems such as cable machinery complexity, occupation of land space is large, energy consumption is high of preparing of the prior art.
Technical problem solved by the invention can realize by the following technical solutions:
A mineral fireproof cable rolling preparation method, is characterized in that, comprises the following steps:
A, prepare mineral fireproof cable crude green body step, obtain a mineral fireproof cable crude green body that there is copper conductor, copper sheath and be filled with magnesium oxide insulated layer between described copper conductor and copper sheath;
B, the mineral fireproof cable crude green body in step a is carried out to 24 road rolling operations, obtain the thick finished product of mineral fireproof cable;
C, the thick finished product of mineral fireproof cable obtaining in step b is carried out as mineral fireproof cable finished product packing, putting in storage after surperficial inspection, rolling, detection.
In a preferred embodiment of the invention, the compression ratio of the second rolling operation in described 24 road rolling operations, Si road rolling operation, Liu road rolling operation, Ba road rolling operation, Shi road rolling operation, Shi bis-road rolling operations, Shi tetra-road rolling operations, Shi six road rolling operations, Shi eight road rolling operations, Er ten road rolling operations, Er Shi bis-road rolling operations, Er Shi tetra-road rolling operations is followed successively by: 22%, 40%, 52%, 23%, 38%, 48%, 16%, 33%, 43%, 19%, 29%, 43%.
In a preferred embodiment of the invention, second rolling operation in described 24 road rolling operations, Si road rolling operation, Liu road rolling operation, Ba road rolling operation, Shi road rolling operation, Shi bis-road rolling operations, Shi tetra-road rolling operations, Shi six road rolling operations, Shi eight road rolling operations, Er ten road rolling operations, Er Shi bis-road rolling operations, the discharging speed of Er Shi tetra-road rolling operations is followed successively by 31m/min, 40m/min, 50m/min, 68m/min, 83m/min, 100m/min, 102m/min, 129m/min, 150m/min, 106m/min, 121m/min, 150m/min.
A kind of for realizing the roller mill of above-mentioned mineral fireproof cable rolling preparation method, comprise the driving mechanism that frame, axle are located at the roll stacks in described frame and drive described roll stacks to rotate, it is characterized in that, described rolling group comprises six pairs or eight breaker rolls pair, wherein, each roll of every a pair roller centering of six breaker roll centerings is provided with four road rolling grooves along roll surface axially spaced-apart, and each roll of every a pair roller centering of eight breaker roll centerings is provided with three road rolling grooves along roll surface axially spaced-apart.
In a preferred embodiment of the invention, the first rolling groove on the right roll of the first breaker roll of described six breaker roll centerings, the first rolling groove on the right roll of the second breaker roll, the first rolling groove on the right roll of the 3rd breaker roll, the first rolling groove on the right roll of four pairs of rollers, the first rolling groove on the right roll of the 5th breaker roll, the first rolling groove on the right roll of the 6th breaker roll, second roller groove on the right roll of the first breaker roll, second roller groove on the right roll of the second breaker roll, second roller groove on the right roll of the 3rd breaker roll, second roller groove on the right roll of four pairs of rollers, second roller groove on the right roll of the 5th breaker roll, second roller groove on the right roll of the 6th breaker roll, the 3rd rolling groove on the right roll of the first breaker roll, the 3rd rolling groove on the right roll of the second breaker roll, the 3rd rolling groove on the right roll of the 3rd breaker roll, the 3rd rolling groove on the right roll of four pairs of rollers, the 3rd rolling groove on the right roll of the 5th breaker roll, the 3rd rolling groove on the right roll of the 6th breaker roll, the 4th rolling groove on the right roll of the first breaker roll, the 4th rolling groove on the right roll of the second breaker roll, the 4th rolling groove on the right roll of the 3rd breaker roll, the 4th rolling groove on the right roll of four pairs of rollers, the 4th rolling groove on the right roll of the 5th breaker roll, the 4th rolling groove on the right roll of the 6th breaker roll forms the rolling passage that mineral fireproof cable crude green body is rolled into the thick finished product of mineral fireproof cable successively,
The first rolling groove on the right roll of the first breaker roll of described eight breaker roll centerings, the first rolling groove on the right roll of the second breaker roll, the first rolling groove on the right roll of the 3rd breaker roll, the first rolling groove on the right roll of four pairs of rollers, the first rolling groove on the right roll of the 5th breaker roll, the first rolling groove on the right roll of the 6th breaker roll, the first rolling groove on the right roll of the 7th breaker roll, the first rolling groove on the right roll of the 8th breaker roll, second roller groove on the right roll of the first breaker roll, second roller groove on the right roll of the second breaker roll, second roller groove on the right roll of the 3rd breaker roll, second roller groove on the right roll of four pairs of rollers, second roller groove on the right roll of the 5th breaker roll, second roller groove on the right roll of the 6th breaker roll, second roller groove on the right roll of the 7th breaker roll, second roller groove on the right roll of the 8th breaker roll, the 3rd rolling groove on the right roll of the first breaker roll, the 3rd rolling groove on the right roll of the second breaker roll, the 3rd rolling groove on the right roll of the 3rd breaker roll, the 3rd rolling groove on the right roll of four pairs of rollers, the 3rd rolling groove on the right roll of the 5th breaker roll, the 3rd rolling groove on the right roll of the 6th breaker roll, the 3rd rolling groove on the right roll of the 7th breaker roll, the 3rd rolling groove on the right roll of the 8th breaker roll, form successively the rolling passage that mineral fireproof cable crude green body is rolled into the thick finished product of mineral fireproof cable.
In a preferred embodiment of the invention, described driving mechanism and PLC control system control connection.
Owing to having adopted technical scheme as above, the present invention utilizes the moulding of roller hypodesmus roll in mineral fireproof cable production process, without annealing steps, production equipment is simple, greatly reduces energy consumption, reduces production costs, and it is little that space is taken up an area in the present invention, greatly shortened the length of whole production line.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of mineral fireproof cable crude green body of the present invention.
Fig. 2 is the structural representation of an embodiment of a kind of mineral fireproof cable of the present invention roller mill.
Fig. 3 is the vertical view of Fig. 2.
Fig. 4 is the left view of Fig. 2.
Fig. 5 is the structural representation of another embodiment of a kind of mineral fireproof cable of the present invention roller mill.
Fig. 6 is the vertical view of Fig. 5.
Fig. 7 is the left view of Fig. 5.
Fig. 8 is the change of shape state diagram of mineral fireproof cable crude green body of the present invention in experience 24 road rolling process processes.
Embodiment
For technological means, creation characteristic that the present invention is realized, reach object and effect is easy to understand, below in conjunction with concrete diagram, further set forth the present invention.
A mineral fireproof cable rolling preparation method, comprises the following steps:
A, prepare mineral fireproof cable crude green body step, obtain a mineral fireproof cable crude green body 10 that there is copper conductor 11, copper sheath 13 and be filled with magnesium oxide insulated layer 12 between copper conductor 11 and copper sheath 13, as shown in Figure 1;
B, mineral fireproof cable crude green body 10 in step a is carried out to 24 road rolling operations, wherein, second rolling operation in Gai24 road rolling operation, Si road rolling operation, Liu road rolling operation, Ba road rolling operation, Shi road rolling operation, Shi bis-road rolling operations, Shi tetra-road rolling operations, Shi six road rolling operations, Shi eight road rolling operations, Er ten road rolling operations, Er Shi bis-road rolling operations, the compression ratio of Er Shi tetra-road rolling operations is followed successively by: 22%, 40%, 52%, 23%, 38%, 48%, 16%, 33%, 43%, 19%, 29%, 43%, second rolling operation in Gai24 road rolling operation, Si road rolling operation, Liu road rolling operation, Ba road rolling operation, Shi road rolling operation, Shi bis-road rolling operations, Shi tetra-road rolling operations, Shi six road rolling operations, Shi eight road rolling operations, Er ten road rolling operations, Er Shi bis-road rolling operations, the discharging speed of Er Shi tetra-road rolling operations is followed successively by 31m/min, 40m/min, 50m/min, 68m/min, 83m/min, 100m/min, 102m/min, 129m/min, 150m/min, 106m/min, 121m/min, 150m/min, obtain the thick finished product of mineral fireproof cable,
C, the thick finished product of mineral fireproof cable obtaining in step b is carried out after surperficial inspection, rolling, detection as mineral fireproof cable finished product packing warehouse-in, wherein surface inspection, for the inspection of ultrasonic scanner surface, detects as laser diameter measuring instrument test cable diameter.
Below introduce for realizing the roller mill of above-mentioned mineral fireproof cable rolling preparation method, now wherein two kinds of embodiment of this roller mill are described.
In conjunction with shown in Fig. 2 to Fig. 4, a kind of mineral fireproof cable roller mill 1000, comprise frame 200, roll stacks 100 and the driving mechanism (not shown) that drives roll stacks 100 to rotate, roll stacks 100 is located in frame 200 by bearing shaft, driving mechanism can be chain wheel driving mechanism, and driving mechanism and PLC control system control connection, the convenient operating mode of controlling roll stacks 100.
And when rolling mineral fireproof cable crude green body, the mineral fireproof cable crude green body of being sent by winding/unwinding device is rolled by the first rolling path 10 1 rolling groove 111 on 110 roll, the second breaker roll being consisted of the rolling groove 161 on 160 roll the rolling groove 151 on 150 roll, the 6th breaker roll the rolling groove 141 on 140 roll, the 5th breaker roll the rolling groove 131 on 130 roll, four pairs of rollers the rolling groove 121 on 120 roll, the 3rd breaker roll the first breaker roll successively.And then will be transported to by the first breaker roll the rolling groove 112 110 roll from the first rolling path 10 1 rolling mineral fireproof cable crude green body out by winding/unwinding device, the second breaker roll is to the rolling groove 122 on 120 roll, the 3rd breaker roll is to the rolling groove 132 on 130 roll, four pairs of rollers is to the rolling groove 142 on 140 roll, the 5th breaker roll is to the rolling groove 152 on 150 roll, the second rolling path 10 2 that the 6th breaker roll forms the rolling groove 162 on 160 roll is rolled.And then will be transported to by the first breaker roll the rolling groove 113 110 roll from the second rolling path 10 2 rollings mineral fireproof cable crude green body out by winding/unwinding device, the second breaker roll is to the rolling groove 123 on 120 roll, the 3rd breaker roll is to the rolling groove 133 on 130 roll, four pairs of rollers is to the rolling groove 143 on 140 roll, the 5th breaker roll is to the rolling groove 153 on 150 roll, the 3rd rolling path 10 3 that the 6th breaker roll forms the rolling groove 163 on 160 roll is rolled.And then will be transported to by the first breaker roll the rolling groove 114 110 roll from the 3rd rolling path 10 3 rollings mineral fireproof cable crude green body out by winding/unwinding device, the second breaker roll is to the rolling groove 124 on 120 roll, the 3rd breaker roll is to the rolling groove 134 on 130 roll, four pairs of rollers is to the rolling groove 144 on 140 roll, the 5th breaker roll is to the rolling groove 154 on 150 roll, the 4th rolling path 10 4 that the 6th breaker roll forms the rolling groove 164 on 160 roll is rolled, in the whole operation of rolling, the groove width of each rolling groove is all not quite identical, described in the compression ratio of the whole operation of rolling and discharging speed step b described above.
Shown in Fig. 8, so be oval 1 through rolling groove 111 rollings mineral fireproof cable crude green body out, through rolling groove 121 rollings mineral fireproof cable crude green body out, be circular 2 again, and then be oval 3 through rolling groove 131 rollings mineral fireproof cable crude green body out, through rolling groove 141 rollings mineral fireproof cable crude green body out, be circle 4 etc. again, so analogize, the shape of mineral fireproof cable crude green body when experience 24 road rolling process is by oval and circle successively checker, via rolling groove 164 rollings mineral fireproof cable crude green body out, be finally circular 24, the diameter that reaches mineral fireproof cable crude green body diminishes, the object that length is elongated.Finally obtain the thick finished product of mineral fireproof cable forming through above-mentioned 24 road rolling groove rollings, the thicker finished product of mineral fireproof cable is carried out as mineral fireproof cable finished product packing, putting in storage after surperficial inspection, rolling, detection.
The operation principle of the present embodiment is consistent with embodiment 1, in conjunction with shown in Fig. 5 to Fig. 7, a kind of mineral fireproof cable roller mill 1000 ', comprise frame 200 ', roll stacks 100 ' and the driving mechanism (not shown) that drives roll stacks 100 ' to rotate, roll stacks 100 ' is located in frame 200 ' by bearing shaft, driving mechanism can be chain wheel driving mechanism, and driving mechanism and PLC control system control connection, the convenient operating mode of controlling roll stacks 100 '.
Roll stacks 100 ' in the present embodiment comprises that eight breaker rolls are to 110 ', 120 ', 130 ', 140 ', 150 ', 160 ', 170 ', 180 ', wherein, the first breaker roll is provided with three road rolling grooves 111 ', 112 ', 113 ' to each roll in 110 ' along roll surface axially spaced-apart; The second breaker roll is provided with three road rolling grooves 121 ', 122 ', 123 ' to each roll in 120 ' along roll surface axially spaced-apart; The 3rd breaker roll is provided with three road rolling grooves 131 ', 132 ', 133 ' to each roll in 130 ' along roll surface axially spaced-apart; Four pairs of rollers is provided with three road rolling grooves 141 ', 142 ', 143 ' to each roll in 140 ' along roll surface axially spaced-apart; The 5th breaker roll is provided with three road rolling grooves 151 ', 152 ', 153 ' to each roll in 150 ' along roll surface axially spaced-apart; The 6th breaker roll is provided with four road rolling grooves 161 ', 162 ', 163 ' to each roll in 160 ' along roll surface axially spaced-apart; The 7th breaker roll is provided with three road rolling grooves 171 ', 172 ', 173 ' to each roll in 170 ' along roll surface axially spaced-apart; The 8th breaker roll is provided with three road rolling grooves 181 ', 182 ', 183 ' to each roll in 180 ' along roll surface axially spaced-apart.
And when rolling mineral fireproof cable crude green body, the mineral fireproof cable crude green body of being sent by winding/unwinding device passes through by the first breaker roll successively to the rolling groove 111 ' on 110 ' roll, the second breaker roll is to the rolling groove 121 ' on 120 ' roll, the 3rd breaker roll is to the rolling groove 131 ' on 130 ' roll, four pairs of rollers is to the rolling groove 141 ' on 140 ' roll, the 5th breaker roll is to the rolling groove 151 ' on 150 ' roll, the 6th breaker roll is to the rolling groove 161 ' on 160 ' roll, the 7th breaker roll is to the rolling groove 171 ' on 170 ' roll, the first rolling path 10 1 ' that the 8th breaker roll forms the rolling groove 181 ' on 180 ' roll is rolled.And then will be transported to by the first breaker roll the rolling groove 112 ' 110 ' roll from the first rolling path 10 1 ' rolling mineral fireproof cable crude green body out by winding/unwinding device, the second breaker roll is to the rolling groove 122 ' on 120 ' roll, the 3rd breaker roll is to the rolling groove 132 ' on 130 ' roll, four pairs of rollers is to the rolling groove 142 ' on 140 ' roll, the 5th breaker roll is to the rolling groove 152 ' on 150 ' roll, the 6th breaker roll is to the rolling groove 162 ' on 160 ' roll, the 7th breaker roll is to the rolling groove 172 ' on 170 ' roll, the second rolling path 10 2 ' that the 8th breaker roll forms the rolling groove 182 ' on 180 ' roll is rolled.And then will be transported to by the first breaker roll the rolling groove 113 ' 110 ' roll from the second rolling path 10 2 ' rolling mineral fireproof cable crude green body out by winding/unwinding device, the second breaker roll is to the rolling groove 123 ' on 120 ' roll, the 3rd breaker roll is to the rolling groove 133 ' on 130 ' roll, four pairs of rollers is to the rolling groove 143 ' on 140 ' roll, the 5th breaker roll is to the rolling groove 153 ' on 150 ' roll, the 6th breaker roll is to the rolling groove 163 ' on 160 ' roll, the 7th breaker roll is to the rolling groove 173 ' on 170 ' roll, the 3rd rolling path 10 3 ' that the 8th breaker roll forms the rolling groove 183 ' on 180 ' roll is rolled.In the whole operation of rolling, the groove width of each rolling groove is all not quite identical, described in the compression ratio of the whole operation of rolling and discharging speed step b described above.
Shown in Fig. 8, so be oval 1 through rolling groove 111 ' rolling mineral fireproof cable crude green body out, pass through again rolling groove 121 ' rolling mineral fireproof cable crude green body out for circular 2, and then be oval 3 through rolling groove 131 ' rolling mineral fireproof cable crude green body out, pass through again rolling groove 141 ' rolling mineral fireproof cable crude green body out for circle 4 etc., so analogize, the shape of mineral fireproof cable crude green body when experience 24 road rolling process is by oval and circle successively checker, via rolling groove 183 ' rolling mineral fireproof cable crude green body out, be finally circular 24, the diameter that reaches mineral fireproof cable crude green body diminishes, the object that length is elongated.Finally obtain the thick finished product of mineral fireproof cable forming through above-mentioned 24 road rolling groove rollings, the thicker finished product of mineral fireproof cable is carried out as mineral fireproof cable finished product packing, putting in storage after surperficial inspection, rolling, detection.
The present invention utilizes the moulding of roller hypodesmus roll in mineral fireproof cable production process, and without annealing steps, production equipment is simple, greatly reduces energy consumption, reduce production costs, and the present invention to take up an area space little, greatly shortened the length of whole production line.
More than show and described basic principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; that in above-described embodiment and specification, describes just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (6)
1. a mineral fireproof cable rolling preparation method, is characterized in that, comprises the following steps:
A, prepare mineral fireproof cable crude green body step, obtain a mineral fireproof cable crude green body that there is copper conductor, copper sheath and be filled with magnesium oxide insulated layer between described copper conductor and copper sheath;
B, the mineral fireproof cable crude green body in step a is carried out to 24 road rolling operations, obtain the thick finished product of mineral fireproof cable;
C, the thick finished product of mineral fireproof cable obtaining in step b is carried out as mineral fireproof cable finished product packing, putting in storage after surperficial inspection, rolling, detection.
2. a kind of mineral fireproof cable rolling preparation method as claimed in claim 1, it is characterized in that, second rolling operation in described 24 road rolling operations, Si road rolling operation, Liu road rolling operation, Ba road rolling operation, Shi road rolling operation, Shi bis-road rolling operations, Shi tetra-road rolling operations, Shi six road rolling operations, Shi eight road rolling operations, Er ten road rolling operations, Er Shi bis-road rolling operations, the compression ratio of Er Shi tetra-road rolling operations is followed successively by: 22%, 40%, 52%, 23%, 38%, 48%, 16%, 33%, 43%, 19%, 29%, 43%.
3. a kind of mineral fireproof cable rolling preparation method as claimed in claim 1, it is characterized in that, second rolling operation in described 24 road rolling operations, Si road rolling operation, Liu road rolling operation, Ba road rolling operation, Shi road rolling operation, Shi bis-road rolling operations, Shi tetra-road rolling operations, Shi six road rolling operations, Shi eight road rolling operations, Er ten road rolling operations, Er Shi bis-road rolling operations, the discharging speed of Er Shi tetra-road rolling operations is followed successively by 31m/min, 40m/min, 50m/min, 68m/min, 83m/min, 100m/min, 102m/min, 129m/min, 150m/min, 106m/min, 121m/min, 150m/min.
4. one kind for realizing the roller mill of the mineral fireproof cable rolling preparation method as described in claims 1 to 3 any one claim, comprise the driving mechanism that frame, axle are located at the roll stacks in described frame and drive described roll stacks to rotate, it is characterized in that, described rolling group comprises six pairs or eight breaker rolls pair, wherein, each roll of every a pair roller centering of six breaker roll centerings is provided with four road rolling grooves along roll surface axially spaced-apart, and each roll of every a pair roller centering of eight breaker roll centerings is provided with three road rolling grooves along roll surface axially spaced-apart.
5. a kind of mineral fireproof cable roller mill as claimed in claim 4, is characterized in that, the first rolling groove on the right roll of the first breaker roll of described six breaker roll centerings, the first rolling groove on the right roll of the second breaker roll, the first rolling groove on the right roll of the 3rd breaker roll, the first rolling groove on the right roll of four pairs of rollers, the first rolling groove on the right roll of the 5th breaker roll, the first rolling groove on the right roll of the 6th breaker roll, second roller groove on the right roll of the first breaker roll, second roller groove on the right roll of the second breaker roll, second roller groove on the right roll of the 3rd breaker roll, second roller groove on the right roll of four pairs of rollers, second roller groove on the right roll of the 5th breaker roll, second roller groove on the right roll of the 6th breaker roll, the 3rd rolling groove on the right roll of the first breaker roll, the 3rd rolling groove on the right roll of the second breaker roll, the 3rd rolling groove on the right roll of the 3rd breaker roll, the 3rd rolling groove on the right roll of four pairs of rollers, the 3rd rolling groove on the right roll of the 5th breaker roll, the 3rd rolling groove on the right roll of the 6th breaker roll, the 4th rolling groove on the right roll of the first breaker roll, the 4th rolling groove on the right roll of the second breaker roll, the 4th rolling groove on the right roll of the 3rd breaker roll, the 4th rolling groove on the right roll of four pairs of rollers, the 4th rolling groove on the right roll of the 5th breaker roll, the 4th rolling groove on the right roll of the 6th breaker roll forms the rolling passage that mineral fireproof cable crude green body is rolled into the thick finished product of mineral fireproof cable successively,
The first rolling groove on the right roll of the first breaker roll of described eight breaker roll centerings, the first rolling groove on the right roll of the second breaker roll, the first rolling groove on the right roll of the 3rd breaker roll, the first rolling groove on the right roll of four pairs of rollers, the first rolling groove on the right roll of the 5th breaker roll, the first rolling groove on the right roll of the 6th breaker roll, the first rolling groove on the right roll of the 7th breaker roll, the first rolling groove on the right roll of the 8th breaker roll, second roller groove on the right roll of the first breaker roll, second roller groove on the right roll of the second breaker roll, second roller groove on the right roll of the 3rd breaker roll, second roller groove on the right roll of four pairs of rollers, second roller groove on the right roll of the 5th breaker roll, second roller groove on the right roll of the 6th breaker roll, second roller groove on the right roll of the 7th breaker roll, second roller groove on the right roll of the 8th breaker roll, the 3rd rolling groove on the right roll of the first breaker roll, the 3rd rolling groove on the right roll of the second breaker roll, the 3rd rolling groove on the right roll of the 3rd breaker roll, the 3rd rolling groove on the right roll of four pairs of rollers, the 3rd rolling groove on the right roll of the 5th breaker roll, the 3rd rolling groove on the right roll of the 6th breaker roll, the 3rd rolling groove on the right roll of the 7th breaker roll, the 3rd rolling groove on the right roll of the 8th breaker roll, form successively the rolling passage that mineral fireproof cable crude green body is rolled into the thick finished product of mineral fireproof cable.
6. a kind of mineral fireproof cable roller mill as claimed in claim 4, is characterized in that, described driving mechanism and PLC control system control connection.
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| CN201310733629.2A CN103714911B (en) | 2013-12-26 | 2013-12-26 | A kind of mineral fireproof cable rolling preparation method and roller mill |
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| CN201310733629.2A CN103714911B (en) | 2013-12-26 | 2013-12-26 | A kind of mineral fireproof cable rolling preparation method and roller mill |
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| CN103714911B CN103714911B (en) | 2016-05-18 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106238458A (en) * | 2016-08-17 | 2016-12-21 | 安徽晋源铜业有限公司 | A kind of copper rod production apparatus for cold rolling |
| CN106311740A (en) * | 2016-08-17 | 2017-01-11 | 安徽晋源铜业有限公司 | Cold-rolling forming equipment for copper bar |
| CN112542276A (en) * | 2020-10-16 | 2021-03-23 | 久盛电气股份有限公司 | High-processing-rate rolling processing method for high-performance mineral insulated cable |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106238458A (en) * | 2016-08-17 | 2016-12-21 | 安徽晋源铜业有限公司 | A kind of copper rod production apparatus for cold rolling |
| CN106311740A (en) * | 2016-08-17 | 2017-01-11 | 安徽晋源铜业有限公司 | Cold-rolling forming equipment for copper bar |
| CN112542276A (en) * | 2020-10-16 | 2021-03-23 | 久盛电气股份有限公司 | High-processing-rate rolling processing method for high-performance mineral insulated cable |
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| Publication number | Publication date |
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| CN103714911B (en) | 2016-05-18 |
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Effective date of registration: 20160419 Address after: 201308 Shanghai city new town Pudong New Area Feizhou Nanhui Road No. 58 Applicant after: Shanghai Anjie Fireproof Intelligent Cable Co., Ltd. Address before: 201308 Shanghai, Nanhui, new town, the 0001 neighborhood 10/6 hill, Applicant before: SHANGHAI ANCHI FIREPROOF CABLE CO., LTD. |
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