CN102380887A - Hob type film cutting device - Google Patents
Hob type film cutting device Download PDFInfo
- Publication number
- CN102380887A CN102380887A CN2010102726700A CN201010272670A CN102380887A CN 102380887 A CN102380887 A CN 102380887A CN 2010102726700 A CN2010102726700 A CN 2010102726700A CN 201010272670 A CN201010272670 A CN 201010272670A CN 102380887 A CN102380887 A CN 102380887A
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- hobboing cutter
- assembly
- cutter
- hob
- dead knife
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Abstract
The invention relates to a hob type film cutting device, which aims at the continuous feeding problem of an extruding machine and is designed for purposes of improving the production efficiency of the extruding machine and improving the product quality. The hob type film device comprises a hob assembly, a fixed cutter assembly and a support cutter frame, wherein the support cutter frame is connected with the hob assembly and the fixed cutter assembly. The device can cut the film with the width smaller than or equal to 1000mm, the thickness smaller than or equal to 20mm and the length reaching hundred meters into continuous film strips with the width being 20 to 30mm. An eight-degree included angle is formed between a hob and a fixed cutter, when the hob rotates along with a shaft frame, a cutting edge approaches to the fixed cutter along a spiral track and does zero-gap point-contact type relative movement with the fixed cutter, and the film is cut into zigzag slender and continuous film strips. A gap between the hob and the fixed cutter can be regulated through a cutter blade regulation screw bolt. The support cutter frame is an angle frame support beam structure and is connected with the hob assembly and the fixed cutter assembly through a cutter seat arranged above the support cutter frame.
Description
Technical field:
The present invention relates to a kind of cutter of making the tire and the sheet rubber size of other rubber use, be specially the design of hob type film cutting device.
Technical background:
Tire or other rubber product are to be carbon black, additive, the promoter of powdery by the raw material that disperse, block rubber, and the working procedure processing manufacturings of going forward one by one such as liquid process banburyings such as oil plant, glue component production, moulding, sulfuration, check, test form.The basic operation of above-mentioned process is banburying, is about to above-mentioned raw material and mixes and put into banbury to be processed into width be 800mm-1000mm, and thickness is 10mm-20mm, and length reaches hundred meters sheet sizing material, processes for subsequent technique.Usually need extrude the extruder of this sheet sizing material the confession tire building and use or the required various semi-finished product glue components of other rubber: tyre surface, rim of the mouth, sidewall, triangle glue, various adhesive tape or sebific duct etc. through different size.Because the volume of sheet sizing material is bigger, is difficult to feed less extruder spout, need artificial the monitoring to adjust in side, production efficiency and quality are extruded in influence.
Summary of the invention:
The present invention be directed to the continuous flow rate problem of extruder, is purpose with production efficiency and the product quality that improves extruder.Hob type film cutting device promptly is installed above the extruder spout.This device can be with width≤1000mm, thickness≤20mm, and the film that length is continuous cuts into the adhesive tape continuously of two, 30 mm wides.Elongated adhesive tape is imported the extruder spout continuously with certain speed; Rotation through extruder screw constantly is fed forward, is sheared, is plasticated until extrusion type glue; Process is continuous and smooth and easy; Solved roomy film and be difficult to get into the extruder spout because of the volume problem, usually accumulation stagnates in the spout top, needs the drawback by the auxiliary feeding of manual work.
Said hob type film cutting device is by rolling knife assembly, dead knife assembly and be connected the automatic cutting means that both support knife rest is formed.Its operation principle is: cut film and pass through the gap between hobboing cutter and the dead knife continuously with certain speed; The hobboing cutter assembly that is driven by transmission device simultaneously also rotates with certain speed continuously; Be installed in two on the hobboing cutter pedestal rotations with hobboing cutter of helical edges with pedestal; Tangent with the dead knife point point that is installed on the fixed mount alternately with straight sword, the film of walking is cut into width 20mm-30mm and incomplete " it " font adhesive tape that ruptures.
Said hobboing cutter assembly is made up of rolling blade, hobboing cutter pedestal, blade adjustment bolt.The blade of hobboing cutter assembly is two bar shaped cuttves with helical edges, and the slotted hole that is uniformly distributed with is arranged on it, is used for installing and the adjustment blade position; The knife rest of hobboing cutter assembly is a pedestal that as bridge one circular shaft and a hobboing cutter fixed frame is welded together by one group of fixed block.All process circular hole in the middle of each fixed block, be used for wearing circular shaft.Fixed block evenly cover is listed on the circular shaft and welding with it, forms sparerib shelf.Removing middle fixed block with two ends is rectangle, and all the other fixed blocks all are processed into different " protruding " font of shoulder height, and the type shoulder of fixed block is used for locating the hobboing cutter fixed frame, and the shoulder line of fixed block group and the axis of circular shaft form 8 ° of angles.The hobboing cutter fixed mount is a rectangular frame; Weld together with each fixed block; Two long limits of framework are relative mills into low inside and high outside step, and there is the screw that is uniformly distributed with the side of high-order, and is used for assembling the bolt in adjustment hobboing cutter and dead knife gap; The screw that is uniformly distributed with on the low order terrace is used for assembling hobboing cutter, and on the low order terrace on hobboing cutter blade to be the position be fixed on interlacedly framework two long limits.This structure is to make the film slitting and continuous reason.Circular shaft is a multidiameter, and middle thick, two is thin.One is long and the other is short for two axial ends; The minor axis end links to each other with a bearing block on supporting knife rest; Longitudinal end is passed another bearing block that supports correspondence on the knife rest and is linked to each other with transmission mechanism, drives the rotation of hobboing cutter pedestal through transmission mechanism, and the feasible hobboing cutter convergence dead knife that is fixed on the hobboing cutter pedestal is done and cut action.
Said dead knife assembly is made up of dead knife and immovable support, and is simple in structure.Immovable support is the square steel axle, and is firm, the rigidity foot, and impact resistance is strong, and wherein an axial plane mills into notch cuttype, has the screw that is uniformly distributed with to be used for fixing blade on it, and two axial ends has screw to be used for being connected with the bracing frame upper cutter head.Dead knife is the straight sword sheet of a strip cutter, and length is long than hobboing cutter.
Said support knife rest is that corner bracket props up girder construction, is made up of tool rest, triangular support bracket and brace summer.Tool rest is used for connecting fixedly hobboing cutter assembly and dead knife assembly, and the hobboing cutter pedestal is assemblied on the rolling bearing units on the tool rest in order to rotation, and the dead knife pedestal is to be bolted on the tool rest.Immovable support axis and rolling blade adapter circular shaft heart line parallel; Cascaded surface because of rolling cutter fixed frame becomes 8 ° of angles with the axis of rolling pedestal again; Be separately fixed at like this between rolling cutter and the dead knife on the knife rest separately and become 8 ° of angles; At hobboing cutter with hobboing cutter pedestal rotation and during the convergence dead knife, hobboing cutter is tangent with dead knife progressively along helical trajectory; Triangular support bracket, on connect tool rest, connect down and extrude body; Brace summer plays the firm support effect across parallel with hobboing cutter pedestal, immovable support in the middle of the two triangle bracing frames.
Below in conjunction with accompanying drawing structure of the present invention is further specified.
Description of drawings
The structural representation of Fig. 1 hob type film of the present invention cutting device.
The structural representation of Fig. 2 hobboing cutter assembly of the present invention.
The structural representation of Fig. 3 dead knife assembly of the present invention.
The structural representation of Fig. 4 support knife rest of the present invention.
Wherein:
1-1 among Fig. 1-hobboing cutter assembly, 1-2-dead knife assembly, 1-3-support knife rest
2-1-roll blade among Fig. 2,2-2-plough bolt, 2-3-hobboing cutter pedestal, 2-4-blade adjustment bolt
3-1-immovable support among Fig. 3,3-2-fixed blade, 3-3-plough bolt
4-1-tool rest among Fig. 4,4-2-bracing frame, 4-3-built-in beam, 4-4-rolling bearing units
Embodiment: hob type film cutting device of the present invention (seeing accompanying drawing 1) is made up of rolling knife assembly (1-1), dead knife assembly (1-2) and the support knife rest (1-3) that is connected both.The film that is cut passes through the gap between hobboing cutter and the dead knife continuously with certain speed; The hobboing cutter assembly that is driven by transmission device simultaneously also rotates with certain speed continuously; Make that two hobboing cutters being installed on the hobboing cutter pedestal are staggered tangent with dead knife, because two hobboing cutters install on frame plane relatively, and be staggeredly located at the framework long side direction (seeing accompanying drawing 2); The length of every hobboing cutter all is shorter than film width; Stack length after the installation of two hobboing cutters is greater than film width, and the length of dead knife is greater than the installation stack length of two hobboing cutters, so just make every cutter when cutting film not with the film severing; Have certain width not exclusively fracture again but be cut into, form the adhesive tape of " it " word.(and the width of adhesive tape is confirmed through the speed of travel of adjustment film.)
Hobboing cutter is not that the line between the cutting edge contacts when tangent with dead knife, but along with the rotation of hobboing cutter pedestal, the hobboing cutter sword is done the zero clearance with counteredge progressively and touched mutually; This is because the hobboing cutter blade is a helical edges, and hobboing cutter is being done when cutting, and the hobboing cutter pedestal is still in rotation; And hobboing cutter and 8 ° of angles between the dead knife make that contacting between hobboing cutter and dead knife is spiral some contact and non-rectilinear contact; This some full contact reduces shearing resistance, and enhanced shear is renderd a service, and reduces and shears noise.The axis of hobboing cutter pedestal and immovable support axis keeping parallelism when mounted, mutual spacing are from the smooth rotation that guarantees the hobboing cutter assembly, and the gap between hobboing cutter and the dead knife is regulated through the adjustment of the hobboing cutter on pedestal bolt.
Described hobboing cutter assembly (seeing accompanying drawing 2) is made up of two blades (2-1) and hobboing cutter pedestal (2-3).Blade is one to have the bar blade of helical edges, and the slotted hole that is uniformly distributed with is arranged on it, is used for installing and the adjustment blade position; The hobboing cutter pedestal is that a circular shaft is put up the pedestal that 8 ° of angles are welded through fixed block and hobboing cutter fixed frame.Two blade positions interlace and are fixed on the cascaded surface of framework with bolt (2-2), and (2-4) the adjustment bolt is used to adjust the gap between hobboing cutter and the dead knife cutting edge.The spindle nose at pedestal two ends with support knife rest (seeing accompanying drawing 4) on rolling bearing units (4-3) companys of wearing mutually, and connect transmission mechanism (motor, reductor etc.) through long axle head, make the hobboing cutter assembly under power drive, rotate by the speed of setting, direction.
Described dead knife assembly (seeing accompanying drawing 3) is made up of blade (3-2) and immovable support (3-1).Blade is the bar blade of sword always, and length is greater than rolling blade; Immovable support is a square steel axle, and its good rigidly, impact resistance are strong.Blade is fixed on the stepped one side of square steel axle with bolt (3-3), and cutting edge is parallel with the square steel axis, and the position is unadjustable.
Described support knife rest (seeing accompanying drawing 4) is made up of tool rest (4-1), triangular support bracket (4-2) and built-in beam (4-3).Tool rest is embedded with rolling bearing units (4-4) in order to connect hobboing cutter assembly and dead knife assembly on the tool rest, be used for support and support the hobboing cutter assembly to rotate; Bracing frame is the A-frame that is welded into by angle steel, in order to support tool rest and to be fixedly connected with extruder; Built-in beam is used for connecting the bracing frame at two ends, strengthens its steadiness.
Claims (4)
1. film cutting device, by the hobboing cutter assembly, dead knife assembly and the support knife rest that connects both are formed.The hobboing cutter assembly connects transmission mechanism and is rotated motion, and the film that navigates between hobboing cutter and dead knife is cut into continuous shape adhesive tape.
2. according to the film cutting device of claim 1, it is characterized in that said hobboing cutter assembly is made up of rolling blade, hobboing cutter pedestal, blade adjustment bolt.Hobboing cutter is two bar shaped blades with helical edges, has the slotted hole that is uniformly distributed with to be used for installing on it and the adjustment blade position; The hobboing cutter pedestal is a knife rest that is welded by one group of fixed block and a circular shaft and a rectangular frame; Rectangular frame links into an integrated entity through fixed block and circular shaft; Become 8 ° of angles between its frame plane and circular shaft axis; Two hobboing cutter positions are installed on the long limit cascaded surface of framework alternately, and there is the bolt that is uniformly distributed with inboard, the long limit of framework, and is used for adjusting hobboing cutter and dead knife gap.
3. according to the film cutting device of claim 1, it is characterized in that said dead knife assembly is made up of dead knife and immovable support.Dead knife is one to have straight sword and the length strip blade greater than the rolling cutter, and immovable support is a square steel axle, and is firm, the rigidity foot, and impact resistance is strong.
4. according to the film cutting device of claim 1, it is characterized in that the frame of back-up roller knife assembly and dead knife assembly is that corner bracket props up girder construction, connect rolling knife assembly and dead knife assembly through the tool rest on it.The round axial line of rolling cutter shaft frame and the parallel axes of immovable support, so that become 8 ° of angles between hobboing cutter and dead knife, thus, hobboing cutter does the relative motion of some contact when rotating the convergence dead knife.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102726700A CN102380887A (en) | 2010-09-03 | 2010-09-03 | Hob type film cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102726700A CN102380887A (en) | 2010-09-03 | 2010-09-03 | Hob type film cutting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102380887A true CN102380887A (en) | 2012-03-21 |
Family
ID=45820928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102726700A Pending CN102380887A (en) | 2010-09-03 | 2010-09-03 | Hob type film cutting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102380887A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104073919A (en) * | 2014-07-14 | 2014-10-01 | 苏州盛达织带有限公司 | Fiber cutting-off mechanism of fiber cutting-off machine |
| CN106671171A (en) * | 2015-11-11 | 2017-05-17 | 洪文德 | Food cutting machine |
| CN107901259A (en) * | 2017-12-21 | 2018-04-13 | 广西玲珑轮胎有限公司 | A kind of rubber sheet guided cutting machine ellipse arc rotating roller knife |
| CN108636835A (en) * | 2018-04-27 | 2018-10-12 | 上海骄成机电设备有限公司 | A kind of sizing material metal detection machine is with applying mechanically hob type automatic removing device |
| CN116867173A (en) * | 2023-06-25 | 2023-10-10 | 嘉丰盛精密电子科技(孝感)有限公司 | Circular knife die-cutting device for flexible circuit board |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4027826A (en) * | 1974-02-09 | 1977-06-07 | Karl Mengele & Sohne | Chopping machine particularly for the harvest of corn cobs and their comminution |
| GB1518844A (en) * | 1974-09-24 | 1978-07-26 | Hitachi Metals Ltd | Full rotation type sheet shearing machine |
| CN87212371U (en) * | 1987-10-16 | 1988-06-22 | 镇江轻工机械厂 | Combined tools with rolls for material roll cutter |
| US5001952A (en) * | 1988-11-30 | 1991-03-26 | Kanzaki Paper Manufacturing Co., Ltd. | Rotary cutter |
| CN201070769Y (en) * | 2007-03-19 | 2008-06-11 | 青岛高校软控股份有限公司 | Plain cutter cutting device |
-
2010
- 2010-09-03 CN CN2010102726700A patent/CN102380887A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4027826A (en) * | 1974-02-09 | 1977-06-07 | Karl Mengele & Sohne | Chopping machine particularly for the harvest of corn cobs and their comminution |
| GB1518844A (en) * | 1974-09-24 | 1978-07-26 | Hitachi Metals Ltd | Full rotation type sheet shearing machine |
| CN87212371U (en) * | 1987-10-16 | 1988-06-22 | 镇江轻工机械厂 | Combined tools with rolls for material roll cutter |
| US5001952A (en) * | 1988-11-30 | 1991-03-26 | Kanzaki Paper Manufacturing Co., Ltd. | Rotary cutter |
| CN201070769Y (en) * | 2007-03-19 | 2008-06-11 | 青岛高校软控股份有限公司 | Plain cutter cutting device |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104073919A (en) * | 2014-07-14 | 2014-10-01 | 苏州盛达织带有限公司 | Fiber cutting-off mechanism of fiber cutting-off machine |
| CN106671171A (en) * | 2015-11-11 | 2017-05-17 | 洪文德 | Food cutting machine |
| CN107901259A (en) * | 2017-12-21 | 2018-04-13 | 广西玲珑轮胎有限公司 | A kind of rubber sheet guided cutting machine ellipse arc rotating roller knife |
| CN108636835A (en) * | 2018-04-27 | 2018-10-12 | 上海骄成机电设备有限公司 | A kind of sizing material metal detection machine is with applying mechanically hob type automatic removing device |
| CN116867173A (en) * | 2023-06-25 | 2023-10-10 | 嘉丰盛精密电子科技(孝感)有限公司 | Circular knife die-cutting device for flexible circuit board |
| CN116867173B (en) * | 2023-06-25 | 2024-01-19 | 嘉丰盛精密电子科技(孝感)有限公司 | Circular knife die-cutting device for flexible circuit board |
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| C06 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20120321 |