CN109079040B - Silicon steel sheet sewing device - Google Patents

Silicon steel sheet sewing device Download PDF

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Publication number
CN109079040B
CN109079040B CN201811160278.XA CN201811160278A CN109079040B CN 109079040 B CN109079040 B CN 109079040B CN 201811160278 A CN201811160278 A CN 201811160278A CN 109079040 B CN109079040 B CN 109079040B
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CN
China
Prior art keywords
roller
steel sheet
silicon steel
rack
conveying
Prior art date
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Active
Application number
CN201811160278.XA
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Chinese (zh)
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CN109079040A (en
Inventor
杨林
邹红
钟声
代刚
王加云
苟昱才
袁建
余昕
何玲
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Chongqing Wangchang Electric (group) Co Ltd
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Chongqing Wangchang Electric (group) Co Ltd
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Priority to CN201811160278.XA priority Critical patent/CN109079040B/en
Publication of CN109079040A publication Critical patent/CN109079040A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D39/00Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
    • B21D39/03Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of sheet metal otherwise than by folding
    • B21D39/031Joining superposed plates by locally deforming without slitting or piercing

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sewing Machines And Sewing (AREA)

Abstract

The invention belongs to the technical field of production and processing of transformer cores, and particularly discloses a silicon steel sheet sewing device which comprises a rack, wherein a conveying roller is arranged on the rack, an unwinding roller is arranged at one end of the rack, the unwinding roller comprises a first unwinding roller and a second unwinding roller, and a winding roller is arranged at the other end of the rack; the sewing machine is arranged on the machine frame, and the conveying roller is positioned between the unwinding roller and the winding roller; the sewing machine is positioned between the unwinding roller and the winding roller and comprises a strip penetrating structure, a flattening roller, a plurality of upper punches and a plurality of lower punches, wherein the upper punches and the lower punches are arranged in a staggered manner; the upper punch and the lower punch can punch staggered gaps on the silicon steel sheet; the bar penetrating structure comprises a push-pull part and a steel bar, and the push-pull part can push the steel bar to move horizontally and penetrate through the gap; the flattening roller is in running fit with the rack and is positioned behind the penetrating strip structure. The device can link together the silicon steel sheet, and easy operation has reduced manufacturing cost.

Description

Silicon steel sheet sewing device
Technical Field
The invention belongs to the technical field of production and processing of transformer cores, and particularly discloses a silicon steel sheet sewing device.
Background
Oriented silicon steel is an important material for manufacturing transformer and generator cores, has excellent properties of high magnetic induction and low iron loss, and is usually made into a sheet shape in order to reduce the iron loss and the eddy current loss of the transformer core, namely, a so-called silicon steel sheet. The silicon content in the silicon steel sheet is more than 3%, so the hardness of the silicon steel sheet is increased, and the brittleness is increased. In the production process of the oriented silicon steel, two or more different silicon steel sheets are wound on a winding roll, and in the winding process, the strip tail of the leading silicon steel sheet and the strip head of the trailing silicon steel sheet are required to be connected to keep the continuous operation of the production line, and the connection method generally adopts various welding machines for welding, for example, the welding machine adopted for the 2.3mm silicon steel sheet is a laser welding machine or a flash welding machine, and the equipment such as a narrow lap welding machine, a limited lap welding machine or a wide lap welding machine is adopted for welding the silicon steel sheet smaller than 0.65 mm. However, the welding machine generally needs to be imported from abroad, and is high in price, unacceptable in cost for small and medium-sized enterprises, and complex in operation.
Disclosure of Invention
The invention aims to provide a silicon steel sheet sewing device which can connect silicon steel sheets together, is simple to operate and reduces the production cost.
In order to achieve the above purpose, the basic scheme provided by the application is as follows: the silicon steel sheet sewing device comprises a rack, wherein a conveying roller is arranged on the rack, one end of the rack is provided with an unwinding roller, the unwinding roller comprises a first unwinding roller and a second unwinding roller, and the other end of the rack is provided with a winding roller; the sewing machine is arranged on the machine frame, and the conveying roller is positioned between the unwinding roller and the winding roller; the sewing machine is positioned between the unwinding roller and the winding roller and comprises a strip penetrating structure, a flattening roller, an upper punching structure and a lower punching structure, and the upper punching structure and the lower punching structure are positioned in the same vertical plane; the upper punching structure comprises a plurality of upper punches, the lower punching structure comprises a plurality of lower punches, and the upper punches and the lower punches are arranged in a staggered manner; the upper punch and the lower punch can punch staggered gaps on the silicon steel sheet; the bar penetrating structure comprises a push-pull part and a steel bar, and the push-pull part can push the steel bar to move horizontally and penetrate through the gap; the flattening roller is in running fit with the rack and is positioned behind the penetrating strip structure.
The working principle and the beneficial effects of the basic scheme are that: in the use, place two coils of silicon steel sheet respectively on different unreeling rollers, be about to two coils of silicon steel sheet and place respectively on first unreeling roller and second unreeling roller to unreel first unreeling roller. The silicon steel sheet on the first unwinding roller is conveyed to the winding roller through the conveying roller, the end portion of the silicon steel sheet on the first unwinding roller is fixed on the winding roller, and then the winding roller can wind. And when the silicon steel sheet on the first unwinding roller is unwound, stopping the strip tail of the silicon steel sheet at the sewing machine, and stopping winding of the winding roller at the moment. The second unwinding roller is started, the end part of the silicon steel sheet on the second unwinding roller is moved to the sewing machine, the end part of the tail of the silicon steel sheet is lapped in the front and centered, then the sewing machine is started, an upper punch and a lower punch of the sewing machine respectively punch the lapped silicon steel sheet, because the upper punch and the lower punch are both multiple and are alternately arranged, a row of vertically staggered rectangular gaps can be formed on the silicon steel sheets overlapped together by the upper punch and the lower punch when the silicon steel sheets are punched, a steel sheet crack with a certain opening degree is formed in each rectangular gap along the width direction, then the bar penetrating mechanism is started, the push-pull part pushes the steel bar to move horizontally, namely the steel bar penetrates through the crack, and the two silicon steel sheets are sewn together through the steel bar. And then, continuing to start the winding roller, continuing to wind the winding roller, and winding the connected silicon steel sheets onto the winding roller. And in the winding process, the flattening roller is used for flattening the joint of the silicon steel sheets.
In this scheme, come to punch press the junction of two silicon steel sheets through upper punch and lower punch, break out the space to pass the space through the billet and link together two silicon steel sheets, easy operation is convenient, can not cause the damage of silicon steel sheet, and has saved the cost.
The sewing machine further comprises a control part, the control part comprises a cylinder body and a piston, a sliding block is connected in the cylinder body in a sliding mode, one surface of the sliding block is in an inwards concave arc shape, the other surface of the sliding block is a plane, a first pressure spring is arranged between the plane surface of the sliding block and the bottom of the cylinder body, a transmission support roller is connected to the rack in a rotating mode and located between the unwinding roller and the sewing machine; conveying back-up roll one end is stretched out frame and conveying back-up roll and is stretched out end circumference and be equipped with elastic telescopic rod, the one end that conveying back-up roll was kept away from to elastic telescopic rod is equipped with the gravity ball, the gravity ball can contact with the slider arcwall face, the cylinder body inner wall is equipped with the recess, sliding connection has the sloping block in the recess, be equipped with the second pressure spring between sloping block and recess bottom, be equipped with the trigger switch of steerable wind-up roll in the recess, the sloping block can trigger switch, the slider can offset with the sloping block. When the winding roller winds the prior steel sheet (namely the silicon steel sheet on the first unwinding roller), the prior steel sheet moves along the rack under the action of the conveying roller. The first steel sheet is contacted with the conveying support roller and drives the conveying support roller to rotate. Because the conveying support roller extends out of the support and the extending end is provided with the elastic telescopic rod, and the elastic telescopic rod is driven to rotate around the conveying support roller. The length of the elastic telescopic rod can be lengthened under the action of centrifugal force when the elastic telescopic rod rotates, the gravity ball at the end part of the elastic telescopic rod can be in contact with the arc-shaped surface end of the sliding block, and an extrusion force is supplied to the sliding block, so that the sliding block slides along the cylinder body. And one side of the sliding block is arc-shaped, so that the distance between the sliding block and the conveying support roller is basically unchanged when the elastic telescopic rod is contacted with the sliding block. When the tail of the leading steel sheet moves to the sewing machine, the leading steel sheet is not contacted with the conveying support roller any more, the conveying support roller is not rotated any more, namely, the gravity ball is not contacted with the sliding block any more, the sliding block slides towards the conveying support roller along the cylinder body under the action of the first pressure spring, the sliding block is contacted with the inclined block to enable the inclined block to slide downwards along the groove, the inclined block triggers the trigger switch, the winding roller stops winding, and the steel sheet waiting for the following moves to the tail of the leading steel sheet to be sewn. Therefore, the winding of the winding roller can be automatically controlled according to the movement of the preceding steel sheet, and the operation precision and the winding efficiency are improved.
Further, a plurality of friction strips are arranged on the conveying support roller. The friction strip can increase the friction force between the steel sheet and the conveying branch roller, so that the rotating speed of the conveying branch roller is higher.
Furthermore, the gravity ball is a steel ball, the strength of the steel ball is high, and the gravity ball is not easy to wear when in contact with the sliding block.
Furthermore, the number of the elastic telescopic rods is multiple. The conveying support roller is provided with a plurality of elastic telescopic rods, the frequency of contact between the sliding block and the elastic telescopic rods is very fast, and the sliding block can be almost considered to be always subjected to a force, so that the sliding block is in a balanced state between the elastic telescopic rods and the first pressure spring.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a top view of the centering device;
FIG. 3 is a schematic structural view of the control section;
fig. 4 is an enlarged view of a in fig. 3.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the automatic sewing machine comprises a frame 1, a first unwinding roller 2, a second unwinding roller 3, a flattening roller 4, a winding roller 5, a sewing machine 6, an upper punch 7, a cylinder 8, a piston rod 9, a side plate 10, a wedge rod 11, a limiting plate 12, a leading silicon steel sheet 13, a trailing silicon steel sheet 14, a push rod 15, a conveying roller 16, a conveying support roller 17, a friction strip 18, an elastic telescopic rod 19, a steel ball 20, a cylinder body 21, a first pressure spring 22, a sliding block 23, a second pressure spring 24 and an inclined block 25.
The embodiment is basically as shown in the attached figures 1 and 2: the silicon steel sheet sewing device comprises a rack 1, wherein a conveying roller 16 is arranged on the rack 1, one end of the rack 1 is provided with an unwinding roller, the unwinding roller comprises a first unwinding roller 2 and a second unwinding roller 3, and the other end of the rack 1 is provided with a winding roller 5; the sewing machine 6 is arranged on the frame 1, and the conveying roller 16 is positioned between the unwinding roller and the winding roller 5; the sewing machine 6 is positioned between the unwinding roller and the winding roller 5, and the sewing machine 6 comprises a strip penetrating structure, a flattening roller 4, an upper punching structure and a lower punching structure. The upper punching structure and the lower punching structure are positioned in the same vertical plane; the upper punching structure comprises a plurality of upper punches 7, the lower punching structure comprises a plurality of lower punches, and the upper punches 7 and the lower punches are arranged in a staggered manner; the upper punch 7 and the lower punch can punch staggered gaps on the silicon steel sheet; the bar penetrating structure comprises a push-pull part and a steel bar, and the push-pull part can push the steel bar to move horizontally and penetrate through the gap; the flattening roller 4 is in running fit with the frame 1 and is positioned behind the strip penetrating structure. In the scheme, the push-pull part is a hydraulic cylinder.
The silicon steel sheet centering device further comprises a centering device, wherein the centering device comprises a vertical support which is in sliding connection with the rack 1, the support is vertically connected with a push rod 15 and a length ruler from bottom to top in sequence, the push rod 15 is attached to the upper surface of the rack 1, and the length ruler is parallel to the conveying direction of a silicon steel sheet and is detachably connected with the support through a bolt; the frame 1 is also provided with two opposite side plates 10 and a cylinder 8 for driving the side plates 10 to move horizontally, and a piston rod 9 of the cylinder 8 is connected with the side plates 10. The side plates 10 are all vertical to the push rod 15; the top of frame 1 is equipped with spacing unit, and spacing unit includes limiting plate 12 and the slide rail that is located limiting plate 12 top, the first slider of upper end fixedly connected with of limiting plate 12, first slider sliding connection on the slide rail.
In the use, place two coils of silicon steel sheet respectively on different unreeling roller, be about to two coils of silicon steel sheet and place respectively on first unreeling roller 2 and second unreeling roller 3 to unreel first unreeling roller 2 first. The silicon steel sheet on the first unwinding roller 2 is conveyed to the winding roller 5 through the conveying roller 16, the end part of the silicon steel sheet on the first unwinding roller 2 is fixed on the winding roller 5 for fixing, and then the winding roller 5 can wind the silicon steel sheet. And when the silicon steel sheet on the first unwinding roller 2 is unwound, stopping the strip tail of the silicon steel sheet at the sewing machine 6, and stopping winding of the winding roller 5 at the moment. And starting the second unwinding roller 3, and running the end part of the silicon steel sheet on the second unwinding roller 3 to the sewing machine 6, and lapping on the end part of the tail part of the previous silicon steel sheet and centering.
And during centering, a centering device is adopted for centering. Moving the support to enable the head of the rear row of silicon steel sheets to be carried on the tail of the front row of silicon steel sheets 13, moving the limiting plate 12 to enable the limiting plate to move to one side close to the unwinding roller, pushing the head of the rear row of silicon steel sheets to move synchronously by the limiting plate 12, determining the lap joint amount when the limiting plate 12 abuts against the length ruler, and completing the positioning of the silicon steel sheets; then, the cylinder 8 is driven, and the side plates 10 center the silicon steel sheets. The silicon steel sheet can realize automatic overlap joint, and degree of automation is high, has reduced workman's intensity of labour, has improved work efficiency.
And then starting the sewing machine 6, wherein the upper punch 7 and the lower punch of the sewing machine 6 respectively punch the silicon steel sheets which are overlapped together. Because upper punch 7 and lower punch are a plurality of, and upper punch 7 and lower punch set up in turn, so can form one row of crisscross rectangle space from top to bottom to the silicon steel sheet that overlaps together when the punching press at upper punch 7 and lower punch, each rectangle space forms the crack of certain aperture along steel sheet width direction, then starts the strip mechanism of wearing, and the pneumatic cylinder starts promptly, and the output shaft of pneumatic cylinder promotes billet horizontal migration, passes the crack with the billet, sews two silicon steel sheets together through the billet. And then, continuing to start the winding roller 5, continuing to wind the winding roller 5, and winding the connected silicon steel sheets onto the winding roller 5. In the winding process, the flattening roller 4 flattens the joint of the silicon steel sheets.
A plurality of wedge rods 11 are arranged on one side opposite to the side plate 10, the wedge rods 11 are parallel to the push rod 15, one ends of the wedge rods 11 connected with the side plate 10 are fixedly connected with springs, the springs tightly press the wedge rods 11 on the rack 1, and the other ends of the wedge rods 11 are wedge surfaces facing the rack 1. In the process of silicon steel sheet centering at curb plate 10, the wedge surface and the silicon steel sheet contact of wedge-bar 11, wedge-bar 11 can the rebound, because the spring compresses tightly wedge-bar 11 in frame 1, wedge-bar 11 just can push down the silicon steel sheet, avoids the silicon steel sheet to take place to slide at the punching press in-process of sewing up, makes the overlap joint volume reduce, influences the effect of sewing up, causes the waste material, need not to set up other fixed clamping device like this, can practice thrift equipment cost. The length ruler is provided with a plurality of through holes which are horizontally arranged, the bracket is provided with screw holes, and the length ruler is arranged on the bracket through screws. Only need dismantle the screw, the position of adjustment length chi on the support just can select different overlap joint volume according to the thickness of silicon steel sheet, and convenient operation is swift.
As shown in fig. 3 and 4, the scheme further comprises a control part, the control part comprises a cylinder body 21 and a piston, a sliding block 23 is connected in the cylinder body 21 in a sliding manner, one surface of the sliding block 23 is in a concave arc shape, the other surface of the sliding block 23 is a plane, a first pressure spring 22 is arranged between the plane surface of the sliding block 23 and the bottom of the cylinder body 21, a transmission support roller 17 is connected to the frame 1 in a rotating manner, and the transmission support roller 17 is positioned between the unwinding roller and the sewing machine 6; the conveying roller 17 is provided with a plurality of rubbing strips 18. The friction strip 18 can increase the friction between the steel sheet and the conveying roller 17, so that the rotating speed of the conveying roller 17 is faster. Conveying back-up roll 17 one end stretches out frame 1 and conveying back-up roll 17 stretches out end circumference and is equipped with a plurality of elastic telescopic rod 19, and the one end that conveying back-up roll 17 was kept away from to elastic telescopic rod 19 is equipped with the gravity ball, specifically is steel ball 20 in this scheme. The steel ball 20 can contact with the arc-shaped surface of the sliding block 23, a groove is formed in the inner wall of the cylinder body 21, an inclined block 25 is connected in the groove in a sliding mode, a second pressure spring 24 is arranged between the inclined block 25 and the bottom of the groove, and a trigger switch capable of controlling the winding roller is arranged in the groove and is 74HC74 in a specific model. The inclined block 25 can trigger a trigger switch, and the sliding block 23 can be abutted against the inclined block 25. When the winding roller 5 winds the preceding steel sheet, the steel sheet moves along the machine frame 1 under the action of the conveying roller 16. The steel sheet contacts with the conveying support roller 17 and drives the conveying support roller 17 to rotate. Because the conveying support roller extends out of the bracket and the extending end is provided with a plurality of elastic telescopic rods 19, and the elastic telescopic rods 19 are driven to rotate around the conveying support roller 17. When the elastic telescopic rod 19 rotates, the length of the elastic telescopic rod is lengthened due to the action of centrifugal force, and the steel ball 20 at the end of the elastic telescopic rod 19 is in contact with the arc-shaped surface end of the sliding block 23 and provides extrusion force to the sliding block 23, so that the sliding block 23 slides along the cylinder body 21. And the conveying support roller 17 is provided with a plurality of elastic telescopic rods 19, and the frequency of the contact between the sliding block 23 and the elastic telescopic rods 19 is very fast, so that the sliding block 23 is almost considered to be always subjected to a force, and the sliding block 23 is in a balanced state between the elastic telescopic rods 19 and the first pressure spring 22. One side of the sliding block 23 is arc-shaped, so that when the elastic telescopic rod 19 is contacted with the sliding block 23, the distance between the sliding block 23 and the conveying support roller 17 is basically unchanged. When the tail of the first steel sheet moves to the sewing machine 6, the first steel sheet is not contacted with the conveying support roller 17 any more, the conveying support roller 17 does not rotate at the moment, namely, the steel ball 20 is not contacted with the sliding block 23 any more, the sliding block 23 slides towards the conveying support roller 17 along the cylinder body 21 under the action of the first pressure spring 22, the sliding block 23 is contacted with the inclined block 25 to enable the inclined block 25 to slide downwards along the groove, the inclined block 25 triggers the trigger switch, the winding roller 5 stops winding, and the steel sheet waiting for the later steel sheet moves to the tail of the first steel sheet to be sewn. Therefore, the winding of the winding roller 5 can be automatically controlled according to the movement of the leading belt, and the operation precision and the winding efficiency are improved.
The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims (4)

1. Silicon steel sheet suturing device, its characterized in that: the winding machine comprises a rack, wherein a conveying roller is arranged on the rack, an unwinding roller is arranged at one end of the rack, the unwinding roller comprises a first unwinding roller and a second unwinding roller, and a winding roller is arranged at the other end of the rack; the sewing machine is arranged on the machine frame, and the conveying roller is positioned between the unwinding roller and the winding roller; the sewing machine is positioned between the unwinding roller and the winding roller and comprises a strip penetrating structure, a flattening roller, an upper punching structure and a lower punching structure, and the upper punching structure and the lower punching structure are positioned in the same vertical plane; the upper punching structure comprises a plurality of upper punches, the lower punching structure comprises a plurality of lower punches, and the upper punches and the lower punches are arranged in a staggered manner; the upper punch and the lower punch can punch staggered gaps on the silicon steel sheet; the bar penetrating structure comprises a push-pull part and a steel bar, and the push-pull part can push the steel bar to move horizontally and penetrate through the gap; the flattening roller is in running fit with the rack and is positioned behind the strip penetrating structure; the sewing machine further comprises a control part, the control part comprises a cylinder body and a piston, a sliding block is connected in the cylinder body in a sliding mode, one surface of the sliding block is in an inwards concave arc shape, the other surface of the sliding block is a plane, a first pressure spring is arranged between the plane surface of the sliding block and the bottom of the cylinder body, a conveying support roller is connected to the rack in a rotating mode and located between the unwinding roller and the sewing machine; conveying back-up roll one end is stretched out frame and conveying back-up roll and is stretched out end circumference and be equipped with elastic telescopic rod, the one end that conveying back-up roll was kept away from to elastic telescopic rod is equipped with the gravity ball, the gravity ball can contact with the slider arcwall face, the cylinder body inner wall is equipped with the recess, sliding connection has the sloping block in the recess, be equipped with the second pressure spring between sloping block and recess bottom, be equipped with the trigger switch of steerable wind-up roll in the recess, the sloping block can trigger switch, the slider can offset with the sloping block.
2. The silicon steel sheet sewing device according to claim 1, characterized in that: and a plurality of friction strips are arranged on the conveying support roller.
3. The silicon steel sheet sewing device according to claim 2, characterized in that: the gravity ball is a steel ball.
4. The silicon steel sheet sewing apparatus according to claim 3, wherein the number of the elastic expansion rods is plural.
CN201811160278.XA 2018-09-30 2018-09-30 Silicon steel sheet sewing device Active CN109079040B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN201811160278.XA CN109079040B (en) 2018-09-30 2018-09-30 Silicon steel sheet sewing device

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CN109079040A CN109079040A (en) 2018-12-25
CN109079040B true CN109079040B (en) 2019-12-20

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1304961A1 (en) * 1984-09-20 1987-04-23 Славянский филиал Всесоюзного научно-исследовательского и проектно-конструкторского института металлургического машиностроения Installation for joining strips
CN2288028Y (en) * 1996-08-06 1998-08-19 机械工业部西安重型机械研究所 Metal strip sewing machine
CN201150971Y (en) * 2008-01-23 2008-11-19 中冶连铸技术工程股份有限公司 Connector for metal plate and strip
CN102601249A (en) * 2012-03-01 2012-07-25 中冶赛迪工程技术股份有限公司 Sewing machine for sewing ultra-wide thick plate belt materials
CN104384363A (en) * 2014-11-28 2015-03-04 林允杜 Mechanical equipment for riveting steel plates
CN104607558A (en) * 2015-02-26 2015-05-13 张家港市弘扬石化设备有限公司 Fast stitching equipment and method of metal coils
CN105618596A (en) * 2014-11-26 2016-06-01 宝山钢铁股份有限公司 Control method and equipment for suturing and centering thin strip steel for continuous annealing furnace
CN207170742U (en) * 2017-09-15 2018-04-03 红岛实业(英德)有限公司 A kind of online suturing mechanism of metal coiled material

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1304961A1 (en) * 1984-09-20 1987-04-23 Славянский филиал Всесоюзного научно-исследовательского и проектно-конструкторского института металлургического машиностроения Installation for joining strips
CN2288028Y (en) * 1996-08-06 1998-08-19 机械工业部西安重型机械研究所 Metal strip sewing machine
CN201150971Y (en) * 2008-01-23 2008-11-19 中冶连铸技术工程股份有限公司 Connector for metal plate and strip
CN102601249A (en) * 2012-03-01 2012-07-25 中冶赛迪工程技术股份有限公司 Sewing machine for sewing ultra-wide thick plate belt materials
CN105618596A (en) * 2014-11-26 2016-06-01 宝山钢铁股份有限公司 Control method and equipment for suturing and centering thin strip steel for continuous annealing furnace
CN104384363A (en) * 2014-11-28 2015-03-04 林允杜 Mechanical equipment for riveting steel plates
CN104607558A (en) * 2015-02-26 2015-05-13 张家港市弘扬石化设备有限公司 Fast stitching equipment and method of metal coils
CN207170742U (en) * 2017-09-15 2018-04-03 红岛实业(英德)有限公司 A kind of online suturing mechanism of metal coiled material

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