CN101037017A - Vibration material feeding machine of short glass fiber for the screw extruder - Google Patents
Vibration material feeding machine of short glass fiber for the screw extruder Download PDFInfo
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- CN101037017A CN101037017A CN 200710027783 CN200710027783A CN101037017A CN 101037017 A CN101037017 A CN 101037017A CN 200710027783 CN200710027783 CN 200710027783 CN 200710027783 A CN200710027783 A CN 200710027783A CN 101037017 A CN101037017 A CN 101037017A
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- vibrator
- glass fiber
- short glass
- feed bin
- fixed support
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Abstract
The invention discloses a short glass fiber vibration feeding device of screw extruder. The device comprises bunker, vibrator, vibrating tray, regulatory fixed bracket and frame. The bunker is mounted on the frame by regulatory fixed bracket. The vibrating tray is installed o the vibrator. The vibrator is set on the frame by foot. The vibrating tray is between the electromagnetic vibrators. The distance from the bottom of the hopper opening to vibrating tray is 5-200mm. The said vibrator is electromagnetic vibrator or electromechanical vibrator. The electromagnetic vibrator or electromechanical vibrator can generate very uniform and effectively control the transport capacity of the short glass fiber in order to release the uniform baiting and conquer the defect that the screw baiting is difficult to be uniform because of different screw capacities and saturation situations in the screw. The said feeding mode is vibration freely feeding mode. The push-in type feeding generates high friction, wherein the scew directly connects with short fiber on no scew feeding, therefore short fiber generates a lot of villi phenomenons.
Description
Technical field
The present invention relates to a kind of feeding device, particularly relate to the feeding device that is used for short glass fiber, be specifically related to a kind of screw extruder short glass fiber vibration material feeding.
Background technology
Screw extruder is the plastic processing common equipment, and its raw material relates to short glass fiber.For short fiber, current general charging process is that short fiber and other raw materials are together to be added by charge door, and before entering screw rod and extruding, raw material such as short fiber and resin, fire retardant are mixed together, and mixes then directly to enter screw rod from hopper and extrude.In the mixing process and during hopper feed, short fiber often scatters and conglomeration because of mechanical force, and it is inhomogeneous to make that raw material mixes, and influence product quality, even raw material can not use by the gross.Owing to also can making raw material, the agglomerating reason of short fiber stops up, normally blanking and influence production process at hopper mouth place.For addressing the above problem, need used short fiber is carried out surface treatment, to prevent the said process conglomeration.This also makes the price height of short fiber reinforced thermoplastics.On the other hand, because short fiber and raw material pass through charging jointly, compress, extrude in three parts resin raw material by the solid-state thickness attitude that becomes, this process is because the adding of fiber makes the viscosity of compound obviously increase, thereby make the fusion process of material resin slack-off, cause yield poorly, the energy consumption height of specific yield, equipment attrition is beaten.When especially resin melted under the effect of abrasive forces gradually in the extruder screw compression section, high-intensity shearing can make part fibrous fracture excessive, influences product strength.If modulus such as use carbon fiber are big, the specialty fibers of fingerprinting stress difference, it is more obvious that properties of product are descended.Generally speaking, short fiber adds with raw materials such as resins and has reinforced difficulty, must be through surface treatment, cost height, the problem that influences production process and influence aspects such as product strength.
For addressing the above problem, have and behind the extruder hopper, set up the separate charging mouth, the reinforced technical scheme that adds short fiber from this charge door separately is open.Shortly still exist reinforced inhomogeneously but directly add, be difficult to the accurately reinforced quantity of control, and be difficult to guarantee that short glass fiber adds integrality in the extruder.And since screw rod directly contact with short fiber, thereby the very big friction of propelling time generation makes short fiber produce a lot of fine hair phenomenons.
Summary of the invention
The purpose of patent of the present invention is to overcome the above-mentioned shortcoming that prior art exists, and provides a kind of evenly reinforced, can accurately control reinforced quantity, and guarantees that short glass fiber adds the screw extruder short glass fiber vibration material feeding of the integrality in the extruder.
Purpose of the present invention is achieved through the following technical solutions:
A kind of short glass fiber vibration material feeding of screw extruder comprises feed bin, vibrator, vibrating disk, controllable type fixed support and support; Described feed bin is installed on the support by adjustable fixed support; Vibrating disk is arranged on the vibrator, and vibrator is installed on the support by footing, and vibrating disk is between feed bin and vibrator, and the material outlet bottom of feed bin and the distance of vibrating disk are 5～200 millimeters.
For further realizing purpose of the present invention, described vibrator is electromagnetic vibrator or motor oscillating device.Vibrator is electrically connected with electric appliance control box, by the amplitude and the frequency of electric appliance control box regulation and control vibrating disk.The material outlet bottom of described feed bin and the distance of vibrating disk are the 20-200 millimeter.
Described adjustable fixed support by the feed bin fixed support, adjust handle up and down and the rib-loop fixed support is formed; The rib-loop fixed support is installed on the pedestal, and the feed bin fixed support is connected with rib-loop fixed support rib-loop by adjusting handle up and down.
The principle of the invention is to utilize electromagnetic vibrator or motor oscillating device folk prescription to vibration input principle, by regulation and control material outlet bottom and vibrating disk apart from the conveying capacity of controlling this special material of short glass fiber, thereby realize uniform blanking.
Compared with prior art, the present invention has following advantage:
1, electromagnetic vibration machine or motor oscillating device can produce and vibrate the width of cloth very uniformly, material in the vibrating disk is thrown in the feed process continuously, and track parabolically carries out jumping forward, this unidirectional motion of material can be by regulation and control material outlet bottom and vibrating disk distance, effectively control the conveying capacity of this special material of short glass fiber, thereby realize uniform blanking, overcome screw rod blanking commonly used and be difficult to uniform shortcoming owing to saturated situation in screw rod amount and the screw rod is different.The material outlet bottom of feed bin of the present invention and the distance of vibrating disk are set to 5～200 millimeters purposes that can better realize uniform blanking.
2, be installed on the support by adjustable fixed support at feed bin of the present invention, adjust handle up and down, adjust the adjustment distance between feed bin and the vibrating disk by regulating, can be from regulating and control the blanking amount in a big way.Also can utilize control cabinet simultaneously, adjust the amplitude of electromagnetic vibrator or motor oscillating device,, thereby control the blanking amount more accurately from adjustment blanking amount among a small circle.
3, be connected with the charge door of extruder by vibrating disk, feed way of the present invention is the free feed way of vibration of electromagnetic vibrator or motor oscillating device, the reinforced height friction that produces of the push type that screw rod directly contacts with short fiber when not having screw rod reinforced, thus make short fiber produce a lot of fine hair phenomenons.
Description of drawings
Fig. 1 is a screw extruder short glass fiber vibration material feeding structural representation of the present invention;
Fig. 2 is an adjustable fixing rack structure schematic diagram among Fig. 1.
Shown in the figure: feed bin-1 adjustable fixed support-2, electric appliance control box-3, electromagnetic vibrator-4, feed bin and vibrating disk spacing-5, vibrating disk-6, footing-7, pedestal-8, feed bin fixed support-21, adjust handle-22, rib-loop fixed support-23 up and down.
The specific embodiment
The present invention is further detailed explanation below in conjunction with drawings and Examples, but claimed scope of the present invention is not limited to the scope that embodiment represents.
Embodiment 1: be used for the short glass fiber blanking of 3MM to 8MM
As shown in Figure 1, a kind of short glass fiber vibration material feeding of screw extruder comprises feed bin 1, electromagnetic vibrator 4, vibrating disk 6, controllable type fixed support 2 and support 8; Vibrating disk is a rectangle; Feed bin 1 is installed on the oblong-shaped support 8 by 2 adjustable fixed supports 2; Vibrating disk 6 is arranged on the electromagnetic vibrator 4, and electromagnetic vibrator 4 is installed on the support 8 by footing 7, and vibrating disk 6 is between feed bin 1 and electromagnetic vibrator 4, and the material outlet bottom of feed bin 1 and the distance of vibrating disk 65 are 20 millimeters.The model of electromagnetic vibrator 3 of the present invention is a GZV type electromagnetic vibrator.
As shown in Figure 2, adjustable fixed support 2 by feed bin fixed support 21, adjust handle 22 up and down and rib-loop fixed support 23 is formed.Rib-loop fixed support 23 is installed on the pedestal 8, and feed bin fixed support 21 is connected with rib-loop fixed support 23 rib-loops by adjusting handle 22 up and down.By regulating 2 handles of adjustment up and down 22 on the adjustable fixed support 2, the material outlet bottom of feed bin 1 and the distance 5 of vibrating disk 6 can be adjusted between 5～200 millimeters, and feed opening is high more from vibrating disk, and the blanking amount is just big more, otherwise just more little.Thereby the blanking amount of adjustable short glass fiber in a big way.Because the short glass fiber length of blanking of the present invention is generally 3～25mm, short glass fiber length is short more, and its flowability is good more, in order to control the blanking progress, in order to avoid blanking is too fast, cause blanking inhomogeneous, distance 5 spacings of the material outlet bottom of feed bin 1 and vibrating disk 6 should not surpass 200mm..If but this spacing then easily forms between the glass and builds bridge and not blanking less than 5mm, or the blanking inequality.And fixed, feeding coal greatly then power requirement is big according to the confidential feeding coal of asking of screw rod for the power of electromagnetic vibrator 4, otherwise then power requirement is little.Electromagnetic vibrator 6 is electrically connected with electric appliance control box 3, amplitude and frequency by electric appliance control box 3 regulation and control electric and magnetic oscillation dishes 6, in specified amplitude range, directly regulate amplitude by rotation control cabinet potentiometer knob, can be infinitely from the blanking amount of among a small circle adjustment glass fibre, thereby control the blanking amount more accurately.Electric appliance control box 3 can select for use the Henan Hebi City to create the XKZ-5G2 model control cabinet that hundred million Meccanica Generale S. R. L produce.
During blanking, earlier short glass fiber is added in the feed bin, regulate electric cabinet according to feeding quantity then, and adjust to till the aequum, regularly replenish the storage capacity of feed bin, can realize continuous blanking.
Embodiment 2
Among this embodiment, the short glass fiber vibration material feeding of screw extruder as shown in Figure 1, electromagnetic vibrator 4 is the motor oscillating device as different from Example 1, model is Ou Li-Wolong 0.03-1KW; The electric appliance control box 3 that is electrically connected with motor oscillating device 4 is air switch.Other devices are with embodiment 1 among this embodiment.
Claims (6)
1, a kind of short glass fiber vibration material feeding of screw extruder is characterized in that comprising feed bin, vibrator, vibrating disk, controllable type fixed support and support; Described feed bin is installed on the support by adjustable fixed support; Vibrating disk is arranged on the vibrator, and vibrator is installed on the support by footing, and vibrating disk is between feed bin and vibrator, and the material outlet bottom of feed bin and the distance of vibrating disk are 5～200 millimeters.
2, the short glass fiber vibration material feeding of a kind of screw extruder according to claim 1 is characterized in that described vibrator is an electromagnetic vibrator.
3, the short glass fiber vibration material feeding of a kind of screw extruder according to claim 1 and 2 is characterized in that described vibrator is electrically connected with electric appliance control box, by the amplitude and the frequency of electric appliance control box regulation and control vibrating disk.
4, the short glass fiber vibration material feeding of a kind of screw extruder according to claim 1 is characterized in that the material outlet bottom of described feed bin and the distance of vibrating disk are the 20-200 millimeter.
5, the short glass fiber vibration material feeding of a kind of screw extruder according to claim 1, it is characterized in that described adjustable fixed support by the feed bin fixed support, adjust handle up and down and the rib-loop fixed support is formed; The rib-loop fixed support is installed on the pedestal, and the feed bin fixed support is connected with rib-loop fixed support rib-loop by adjusting handle up and down.
6, the short glass fiber vibration material feeding of a kind of screw extruder according to claim 1 is characterized in that described vibrator is the motor oscillating device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710027783 CN101037017A (en) | 2007-04-29 | 2007-04-29 | Vibration material feeding machine of short glass fiber for the screw extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710027783 CN101037017A (en) | 2007-04-29 | 2007-04-29 | Vibration material feeding machine of short glass fiber for the screw extruder |
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| Publication Number | Publication Date |
|---|---|
| CN101037017A true CN101037017A (en) | 2007-09-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200710027783 Pending CN101037017A (en) | 2007-04-29 | 2007-04-29 | Vibration material feeding machine of short glass fiber for the screw extruder |
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| CN (1) | CN101037017A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101537694B (en) * | 2008-03-21 | 2013-01-02 | 上海金发科技发展有限公司 | Device for regulating direction of glass fibers of plastic extruder |
| CN106732148A (en) * | 2017-02-21 | 2017-05-31 | 无锡正佳自控系统股份有限公司 | Double Weightlessness balance even distributors |
| CN113059781A (en) * | 2021-05-14 | 2021-07-02 | 杭州琉桧科技有限公司 | Screw extruder capable of automatically adjusting feeding amount for cable processing |
| CN115745642A (en) * | 2022-11-21 | 2023-03-07 | 湖南大学 | Chopped fiber reinforced boron carbide ceramic sheet and preparation method and application thereof |
-
2007
- 2007-04-29 CN CN 200710027783 patent/CN101037017A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101537694B (en) * | 2008-03-21 | 2013-01-02 | 上海金发科技发展有限公司 | Device for regulating direction of glass fibers of plastic extruder |
| CN106732148A (en) * | 2017-02-21 | 2017-05-31 | 无锡正佳自控系统股份有限公司 | Double Weightlessness balance even distributors |
| CN113059781A (en) * | 2021-05-14 | 2021-07-02 | 杭州琉桧科技有限公司 | Screw extruder capable of automatically adjusting feeding amount for cable processing |
| CN115745642A (en) * | 2022-11-21 | 2023-03-07 | 湖南大学 | Chopped fiber reinforced boron carbide ceramic sheet and preparation method and application thereof |
| CN115745642B (en) * | 2022-11-21 | 2023-05-09 | 湖南大学 | Chopped fiber reinforced boron carbide ceramic sheet and preparation method and application thereof |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
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Open date: 20070919 |