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1. 发明专利

DE3854984T2 未知
公开(公告)号：DE3854984T2
公开(公告)日：1996-07-11
申请号：DE3854984
申请日：1988-08-02
申请人： KOBE STEEL LTD
发明人： HAMADA YOSHIHIRO , NAKAGAWA KAZUHIKO , HAGIWARA KATUNOBU , NODA TAKEOKI , ASADA MITUNORI
IPC分类号： B29C47/40 , B29C48/35 , B29C48/395 , B29C47/38
摘要： A screw extruding machine for extruding a material such as rubber, plastics or the like kneaded and blended into a sheet-like form. The screw extruding machine comprises two screws (2) horizontally and rotatably supported on a casing (1), a top-open hopper (3) provided on the side of a screw base portion of the casing (1), an outlet (4) opened in an axial direction of the screw (2) on the side of a screw front end of the casing (1), and a roller die (11) in proximity of the outlet (4), the screw (2) having a feed portion (5) which corresponds to a portion face to the hopper (3) and a compression portion (6) which corresponds to a front end side, whereby material to be extruded supplied from the hopper (3) is extruded into a sheet-like form by the roller die (11) from the outlet (4) via the feed portion (5) and the compression portion (6) by the rotating twin screws (2), the hopper (3) being arranged over the feed portion (5) of each screw (2).

2. 发明专利

DE3854984D1 未知
公开(公告)号：DE3854984D1
公开(公告)日：1996-03-21
申请号：DE3854984
申请日：1988-08-02
申请人： KOBE STEEL LTD
发明人： HAMADA YOSHIHIRO , NAKAGAWA KAZUHIKO , HAGIWARA KATUNOBU , NODA TAKEOKI , ASADA MITUNORI
IPC分类号： B29C47/40 , B29C48/35 , B29C48/395 , B29C47/38
摘要： A screw extruding machine for extruding a material such as rubber, plastics or the like kneaded and blended into a sheet-like form. The screw extruding machine comprises two screws (2) horizontally and rotatably supported on a casing (1), a top-open hopper (3) provided on the side of a screw base portion of the casing (1), an outlet (4) opened in an axial direction of the screw (2) on the side of a screw front end of the casing (1), and a roller die (11) in proximity of the outlet (4), the screw (2) having a feed portion (5) which corresponds to a portion face to the hopper (3) and a compression portion (6) which corresponds to a front end side, whereby material to be extruded supplied from the hopper (3) is extruded into a sheet-like form by the roller die (11) from the outlet (4) via the feed portion (5) and the compression portion (6) by the rotating twin screws (2), the hopper (3) being arranged over the feed portion (5) of each screw (2).

3. 发明专利

JPH09254147A WEIGHT POSITION DETECTOR OF SEALED TYPE KNEADER 失效
公开(公告)号：JPH09254147A
公开(公告)日：1997-09-30
申请号：JP7052196
申请日：1996-03-26
申请人： KOBE STEEL LTD
发明人： HAMADA YOSHIHIRO
IPC分类号： B29B7/18 , B01F7/04 , B01F7/22 , B01F15/00 , B29B7/24
摘要： PROBLEM TO BE SOLVED: To provide a weight position detector of a sealed type kneader with which clean environment can be maintained without leakage of a compounding agent and which does not need exchanging of a detecting bar and a packing so that maintenance can be facilitated. SOLUTION: In a sealed type kneader, a feed hopper 6 is connected to a material supply opening arranged on an upper part of a chamber, a weight cylinder 7 having a piston 17 movable up and down is connected to the top end of the feed hopper 6, and a piston rod 18 which is extended from the piston 17 to the lower part of the weight cylinder 7 is connected to a floating weight 8 which is inserted into the feed hopper 6 movably up and down. In the weight cylinder 7, a detection means for detecting a relative position of the piston 17 or the piston rod 18 to the weight cylinder 7 is provided.

4. 发明专利

JPH08294620A WEIGHT CLEANING DEVICE FOR INTERNAL KNEADER 失效
公开(公告)号：JPH08294620A
公开(公告)日：1996-11-12
申请号：JP10267295
申请日：1995-04-26
申请人： KOBE STEEL LTD
发明人： HAMADA YOSHIHIRO , SAWA MASAHIKO
IPC分类号： B01F15/00 , B01F7/02 , B01F7/12
摘要： PURPOSE: To minimize the extension of a kneading cycle time and to reduce the consumption of air. CONSTITUTION: In an internal kneader 1, a floating weight 8 is set vertically movably by an air cylinder 7 in a hopper 6 installed next to a kneader main body 2. An air blower means 14 for cleaning the weight 8 is fixed to the back door of the hopper 6 at a position close to the lower limit position of the weight 8 or above the lower limit position and at or below the midpoint.

5. 发明专利

JPH0679156A SEALING DEVICE OF CLOSED KNEADER 失效
公开(公告)号：JPH0679156A
公开(公告)日：1994-03-22
申请号：JP25915392
申请日：1992-09-01
申请人： KOBE STEEL LTD
发明人： HAMADA YOSHIHIRO
IPC分类号： B01F15/00 , B29B7/80
摘要： PURPOSE:To provide a sealing device of a closed kneader, which supplies an appropriate amount of lubricant in response to a change in the rotating speed of a rotor and thereby eliminates the wasteful consumption of lubricant. CONSTITUTION:The sealing device is equipped with a collar ring 3 as a surface sealing element which is fitted into the shaft part of a rotor 2 for kneading rubber rotating in a kneading chamber 1 with an opening 8 provided on the both side surfaces 7 and acts to block the opening 8, and a seal ring 4 which is energized toward the sealing surface 3a of the collar ring 3 and movable in an axial direction in the opening 8. In addition, the sealing device 11 of a closed kneader is equipped with an oiling mechanism 5 with a pump for injecting lubricant into the seal surface 3a of the sealing ring 4. Further, the sealing device 11 has a control part 9 which rotated the rotor 2 using a variable speed motor M1, and also activates a motor M2 for pumping the oiling mechanism at variable speed with another feature to interlock the number of motor rotation of the rotor 2 to the motor rotation of the pump.

6. 发明专利

JPH07156176A BANK QUANTITY DETECTOR OF ROLLER HEAD EXTRUDER 失效
公开(公告)号：JPH07156176A
公开(公告)日：1995-06-20
申请号：JP30533293
申请日：1993-12-06
申请人： KOBE STEEL LTD
发明人： SAKAI KENJI , HAMADA YOSHIHIRO , HAGIWARA KATSUNOBU , UJIHARA TOSHIO , YANAGIHARA TOSHIO , NAKANO HIROMI
IPC分类号： B29C43/24 , B29C43/34 , B29C43/58 , B29C48/35 , B29C48/92 , B29K7/00 , B29C47/92
摘要： PURPOSE:To embody the elimination of the restriction of detection means mounting space and the facilitation of maintenance. CONSTITUTION:In a roller head extruder wherein a pair of upper and lower calender rolls 5, 6 are arranged in front of the material extrusion port 4 of an extruder main body 1 through a frame 7 and the upper calender roll 5 is provided within the frame 7 in an up and down movable manner through an upper roll housing 9 and the material extruded from the extrusion port 4 is molded into a sheet by the calender rolls 5, 6, the head pressure of a bank 22 received by a roll housing 9 is detected by the load cell 15 attached to the frame 7 through a pressure transmission rod 14.

7. 发明专利

JP2546880B2 失效
公开(公告)号：JP2546880B2
公开(公告)日：1996-10-23
申请号：JP11305588
申请日：1988-05-09
申请人： KOBE STEEL LTD
发明人： HAMADA YOSHIHIRO , NAKAGAWA KAZUHIKO , HAGIWARA KATSUNOBU , NODA BUKO , ASADA MITSUNORI
IPC分类号： B29C47/40 , B29C48/35 , B29C48/395 , B29C47/32

8. 发明专利

JPH09286023A HYDRAULIC CONTROLLING DEVICE OF ENCLOSED KNEADING MACHINE 失效
公开(公告)号：JPH09286023A
公开(公告)日：1997-11-04
申请号：JP12248696
申请日：1996-04-19
申请人： KOBE STEEL LTD
发明人： HAMADA YOSHIHIRO
IPC分类号： B29B7/22 , B01F7/08 , B29B7/28
摘要： PROBLEM TO BE SOLVED: To prevent oozing of a kneading material out of a seal part by a kneading interior pressure in addition to preventing the sealing surface from wearing down. SOLUTION: This device is equipped with a sealing pressure imparting circuit E imparting a sealing surface pressure to a seal device of a rotor contained in a kneading chamber, a drop door drive circuit C having a first a solenoid valve 39 for a drop door which controls operation of a drop door 15 closing a bottom surface of the kneading chamber and a power circuit A supplying a pressure oil to sealing surface pressure imparting circuit E, and the drop door drive circuit C. Then, the sealing surface pressure imparting circuit E is connected to the pressure oil supplying circuit of the power circuit A and the sealing surface pressure imparting circuit E is provided with a second solenoid valve 44 for imparting the sealing surface pressure with on-off control of a plumbing of the pressure oil by interlocking to the first solenoid valve 39 for the drop door of the drop door drive circuit C. The pressure oil is supplied by the second solenoid valve 6 for imparting the sealing surface pressure after an elapse of a predetermined time, after the first a solenoid valve 39 for the drop door is controlled to open the drop door 15.

9. 发明专利

JPH06114913A EXTRUDER WITH ROLLER DIE 失效
公开(公告)号：JPH06114913A
公开(公告)日：1994-04-26
申请号：JP29390892
申请日：1992-10-06
申请人： KOBE STEEL LTD
发明人： HAGIWARA KATSUNOBU , HAMADA YOSHIHIRO
IPC分类号： B29C48/315 , B29C48/92 , B29L7/00 , B29C47/18 , B29C47/92
摘要： PURPOSE:To provide an extruder with a roller die in which the quantity of material in a bank can be accurately detected and a suitable quantity of the material can be always held in the bank. CONSTITUTION:An extruder 9 with a roller die comprises a roller die head 11 for holding an extruding screw 13 inside, a roller die 14 arranged at an end of the head 11 on the material discharge port side, and a material storage bank 17 formed between an end 13a of the screw 13 and the die 14. The extruder 9 for extrusion molding the material stored in the bank 17 in a sheet state by the die 14 by controlling the material to a suitable amount comprises a finely movable member 1 mounted at an end 11a of the head 11 at an upper part of the bank 17, and detecting means 2 provided to detect a pressure change in the bank 17 through the member 1, thereby controlling the quantity of the material in the bank 17 based on the means 2.

10. 发明专利

JPH0236920A SCREW EXTRUDER 失效
公开(公告)号：JPH0236920A
公开(公告)日：1990-02-06
申请号：JP11305588
申请日：1988-05-09
申请人： KOBE STEEL LTD
发明人： HAMADA YOSHIHIRO , NAKAGAWA KAZUHIKO , HAGIWARA KATSUNOBU , NODA BUKO , ASADA MITSUNORI
IPC分类号： B29C47/40 , B29C48/35 , B29C48/395
摘要： PURPOSE:To improve gripping and extruding capacity of a material in a feed part by a method wherein two screws which are flush with each other are arranged in parallel with each other, a hopper is arranged extending over feed parts of the screws each and a length of a compression part to the diameter of the screw is specified. CONSTITUTION:Two screws 2 which are flush with each other are arranged within a casing 1 in parallel with each other and turnably and a hopper 3 is arranged extending over feed parts 5 of the two screws each. Screw blade 7 is formed on the feed part 5 and a compression part 6 of the screw 2. A screw pitch of the blade 7 is an unequal pitch where its feed part 5 is long and compression part 6 is short and when size of the outside diameter and a length of the compression part 6 are D and L respectively, they are set up in a formula of L/D=0.3-0.6. The two screws 2 are in an engaged or nonengaged state and they are provided arrangeably by changing a phase by 0 deg. or 180 deg. (provided that this is of an angle formed by the screw blade 7 on the same section meeting at right angles with an axis) in accordance with contents of composition and characteristics of an extruded material.

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