CN203831681U - Feeder for injection molding machine - Google Patents
Feeder for injection molding machine Download PDFInfo
- Publication number
- CN203831681U CN203831681U CN201420263379.0U CN201420263379U CN203831681U CN 203831681 U CN203831681 U CN 203831681U CN 201420263379 U CN201420263379 U CN 201420263379U CN 203831681 U CN203831681 U CN 203831681U
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- Prior art keywords
- feeding cylinder
- cover
- injection machine
- hole
- mount pad
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Abstract
The utility model discloses a feeder for an injection molding machine. The feeder for the injection molding machine comprises a feed barrel (1) and a barrel cover (2) arranged at the upper end of the feed barrel (1), a feed hole (1.2) is formed in the side wall of the feed barrel (1), and an air outlet (1.3) is formed in the side wall of the feed barrel (1) or in the barrel cover (2); a primary filter screen (3), a clapboard (4) and a secondary filter hood (5) are arranged between the feed hole (1.2) and the air outlet (1.3) in the feed barrel (1) in sequence from the bottom to top along the vertical direction. The feeder for the injection molding machine is capable of effectively preventing the environment pollution due to discharging powder-shaped material in a storage box into the environment through an exhaust hole and is high in injection molding raw material use ratio.
Description
Technical field
The utility model relates to the technical field of injection machine, a kind of for the feeder on injection machine specifically.
Background technology
Injection machine utilizes mould for plastics to make the main former of the plastic products of various shapes plastic raw materials as a kind of, become Main Means prepared by plastic fittings, and in order to meet high accuracy and the high efficiency in injection machine production process and to reduce because the defect causing under feeding is scrapped problem simultaneously, often need its fill process to realize automation, prior art in industry is the vacuum action by vavuum pump, make generation negative pressure in feeding cylinder, by suction tube, the plastic grain in material storing box is drawn in the feeding cylinder on injection machine for injection moulding thus, and storing in above-mentioned material storing box is often attended by certain powder-material, when being pumped in feeding cylinder through vavuum pump, described powder-material can enter with steam vent in the middle of environment, pollute the environment of job shop, also cause the waste of injection raw material simultaneously.
Summary of the invention
Technical problem to be solved in the utility model is: provide a kind of on injection machine effectively prevent powder-material in material storing box with steam vent enter pollute in the middle of environment and make the feeder that injection raw material utilization rate is high simultaneously.
Technical solution adopted in the utility model is: provide a kind of for the feeder on injection machine, it comprises feeding cylinder and is located at the cover of feeding cylinder upper end, the lower end of described feeding cylinder is connected with injection machine by a discharging opening, the sidewall of feeding cylinder is provided with charging aperture, and on the sidewall of described feeding cylinder or cover be provided with vertically the venthole higher than charging aperture place horizontal plane, in described feeding cylinder, between charging aperture and venthole, be vertically provided with successively from the bottom up single filter net, demarcation strip and cascade filtration cover, the outer circumference surface of single filter net and the inwall of feeding cylinder laminating and fixing, the outer circumference surface of demarcation strip and the inwall of feeding cylinder laminating and fixing, described demarcation strip is provided with the first through hole, the lower surface of cascade filtration cover and the upper surface of demarcation strip laminating and fixing, the inner surface of described cascade filtration cover and demarcation strip upper surface surround an accommodating cavity, described the first through hole is connected with accommodating cavity, and the hole inner edge of the first through hole and the lower surface of cascade filtration cover are non-intersect, the online screen-aperture of described single filter is greater than the screen-aperture on described cascade filtration cover.
When the utility model is worked by vavuum pump, its operation principle is in simple terms: first venthole is connected to vacuum, charging aperture is connected with material storing box by feed pipe, thus by the vacuum action of vavuum pump, make formation negative pressure in feeding cylinder, make the pipeline of feed inlet end draw plastic raw materials in material storing box, then plastic raw materials is deposited in feeding cylinder, air is drawn out of from venthole, and by single filter net and cascade filtration cover, realize twice filtration, mode powder raw material enters and in vavuum pump, damages vavuum pump.
When the utility model is worked by material-pulling device, its operation principle in simple terms: charging aperture is communicated with material-pulling device, and venthole is directly communicated with outside air, and then operation principle is with the operation principle of above-mentioned vavuum pump.The material-pulling device that this place refers to refers to by pressure-air and directly raw material is pushed to the device in discharge barrel.
Adopt after above structure, of the present utility modelly for the feeder on injection machine, compared with prior art have the following advantages: first the single filter net by larger screen-aperture can carry out filtering screening compared with the raw material in coarse grain footpath to a part, then the less cascade filtration cover of screen-aperture that entered second can further carry out filtered and recycled to powder raw material, thereby can effectively prevent that powder raw material from entering into air, contaminated environment, and, powder raw material is utilized fully, has increased raw material availability.
As a kind of improvement, described cascade filtration cover is provided with the second through hole, and the axis of the axis of described the second through hole and the first through hole is conllinear not.By the second through hole is set on filter mantle, can effectively prevent the overload fault causing due to the sieve pore blockade on filter mantle.
As another kind, improve, the upper end that is positioned at charging aperture on the madial wall of feeding cylinder is provided with one for ordering about the raw material that enters from charging aperture towards the stock guide of end motion feeding cylinder.By the binder effect of stock guide, can make to order about supplied materials all towards unidirectional motion.
Further, between described discharging opening and feeding cylinder, by a chamfered transition, be connected.By arranging of this inclined-plane, the end portion of feeding cylinder can be arranged to funnel-form, realize good discharging effect.
As also having a kind of improvement, a side that is positioned at the discharging opening of feeding cylinder on injection machine is fixed with a mount pad, described mount pad is fixedly connected with the lateral wall on the inclined-plane of feeding cylinder, and mount pad is provided with a switching mechanism for discharging opening described in closure or openness, on described mount pad, be also provided with the testing agency for detection of these switching mechanism closure or openness.By switching mechanism and testing agency, can realize by the quantitative raw material of the supply injection machine of beat, the amount of a charging and the time interval of adjacent twice charging are well controlled, improve efficiency and the product quality of producing.
Particularly, described switching mechanism comprises the cover plate matching with discharging opening size, thereby for driving cover plate to rotate the rotating shaft of unlatching or closed discharging opening, and the lever being fixedly connected with rotating shaft, described lever is provided with a balancing weight, between one end of cover plate and rotating shaft, by a connecting rod, be fixedly connected with, between described balancing weight and lever, by self-locking thread, screw, the two ends of described rotating shaft and the two side of mount pad are rotationally connected.By balancing weight, can automatically order about rotating shaft and rotate, thereby make the automatic closed discharging opening of cover plate.
As preferably, described mount pad is provided with one and makes the push rod of cover plate in normally open for promoting lever, and described push rod is driven by a cylinder being installed on mount pad.By cylinder, drive and can order about cover plate and open, carry out feed operation.
Accompanying drawing explanation
Fig. 1 is the structural representation for the feeder on injection machine of the present utility model.
Fig. 2 is the explosive view for the feeder on injection machine of the present utility model.
Fig. 3 is the structural representation of removing in the utility model after cover, single filter net, demarcation strip and cascade filtration cover.
Fig. 4 is the side view of Fig. 3.
Fig. 5 is the internal structure schematic diagram of Fig. 4.
Fig. 6 is the upward view of Fig. 3.
Wherein, 1, feeding cylinder, 1.1, discharging opening, 1.2, charging aperture, 1.3, venthole, 1.4, inclined-plane, 2, cover, 3, single filter net, 4, demarcation strip, the 4.1, first through hole, 5, cascade filtration cover, the 5.1, second through hole, 6, stock guide, 7, mount pad, 7.1, push rod, 7.2, cylinder, 8, switching mechanism, 8.1, cover plate, 8.2, rotating shaft, 8.3, lever, 8.4, balancing weight, 8.5, connecting rod, 9, touch sensor.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Figure 1, it is a kind of for the feeder on injection machine that the utility model provides, it comprises feeding cylinder 1 and is located at the cover 2 of feeding cylinder 1 upper end, the lower end of described feeding cylinder 1 is connected with injection machine by a discharging opening 1.1, the sidewall of feeding cylinder 1 is provided with charging aperture 1.2, and on the sidewall of described feeding cylinder 1 or cover 2 be provided with vertically the venthole 1.3 higher than charging aperture 1.2 place horizontal planes.That is to say, along the venthole 1.3 described in vertical direction, be positioned at geometric center position on feeding cylinder 1 inwall higher than the geometric center on feeding cylinder 1 inwall that is positioned at of charging aperture 1.2, this venthole can be located at the optional position of the side of feeding cylinder 1, also can be located on cover 2.In described feeding cylinder 1, between charging aperture 1 and venthole 1.3, be vertically provided with successively from the bottom up single filter net 3, demarcation strip 4 and cascade filtration cover 5, the inwall laminating of the outer circumference surface of single filter net 3 and feeding cylinder 1 and fixing, the inwall laminating of the outer circumference surface of demarcation strip 4 and feeding cylinder 1 and fixing, described demarcation strip 4 is provided with the first through hole 4.1, the upper surface laminating of the lower surface of cascade filtration cover 5 and demarcation strip 4 and fixing, the inner surface of described cascade filtration cover 5 and demarcation strip upper surface surround an accommodating cavity, described the first through hole 4.1 is connected with accommodating cavity, and the hole inner edge of the first through hole 4.1 and the lower surface of cascade filtration cover 5 are non-intersect, screen-aperture on described single filter net 3 is greater than the screen-aperture on described cascade filtration cover 5.Particularly, in described feeding cylinder 1, by a size, with the single filter net 3 that the cross section of the madial wall of feeding cylinder 1 matches, feeding cylinder 1 is separated into upper and lower two cavitys, and the junction of single filter net and feeding cylinder 1 inwall is fixed and seals, described single filter net 3 is provided with sieve aperture, simultaneously, on single filter net 3, be provided with again the demarcation strip parallel with single filter net 34, described demarcation strip 4 is solid slab, and the axial location at described demarcation strip 4 is provided with the first through hole 4.1 being communicated with up and down, on described demarcation strip 4, be fixed with again cascade filtration cover 5, described cascade filtration cover 5 is one bowl of type structure, cover on demarcation strip 4 and make the lower surface of cascade filtration cover 5, the i.e. flange end face of bowl type structure, upper surface gluing, sealing with demarcation strip 4, thereby form the cavity of a sealing, described coated the first described through hole 4.1 of cascade filtration cover 5, it finally makes the air entering in charging aperture 1.2 through single filter net 3, the first through hole 4.1 on demarcation strip 4, cascade filtration cover 5 filters finally and discharges from venthole 1.3, thereby complete the object of twice filtration.
Described cascade filtration cover 5 is provided with the second through hole 5.1, and the axis of the axis of described the second through hole 5.1 and the first through hole 4.1 is conllinear not.In process of production, often due to operating personnel's maloperation, or safeguard cleaning not in time, cause screen pack to stop up, thereby cause the overload of the power-equipments such as vavuum pump to damage.And this improvement in the utility model makes cascade filtration cover 5 in the situation that screen cloth stops up by the second through hole 5.1 is set, still can, by the second through hole 5.1 ventilations, effectively protect equipment and instrument not damage.And in the utility model, due to twice filtration system can be set, therefore, the screen-aperture of single filter net 3 can be selected larger, carry out first primary dcreening operation, and be also not easy to cause sieve pore blockade, and cascade filtration cover can carry out fine screen again, powder raw material for different-grain diameter effectively filters thus, can reduce again the situation that apparatus overload damages.Described cascade filtration cover 5 can be comprised of the screen cloth of top board and sidewall as shown in Figure 2 in addition, the second described through hole 5.1 is located on top board, when can realize effective filtration by the screen cloth on sidewall, by the rigid structure of top board, can effectively prevent 5 distortion of cascade filtration cover.
Described cover 2, cascade filtration cover 5, demarcation strip 4 are fixedly connected with by a bolt, described cover is provided with for screwing the locking nut of bolt, the top board of described cascade filtration cover 5 is provided with the through hole for bolt break-through, described demarcation strip 4 is provided with screwed hole, and the screen cloth on described cascade filtration cover 5 is separated plate 4 and top board clamps.
The upper end that is positioned at charging aperture 1.2 on the madial wall of feeding cylinder 1 is provided with one for ordering about the plastic raw materials that enters from charging aperture 1.2 towards the stock guide 6 of 1 end motion of feeding cylinder.From accompanying drawing, be not difficult to find out, stock guide 6 of the present utility model is a sector structure, by the barrier effect of stock guide, make the raw material that ejects disordered motion in charging aperture 1.2 be directed to bottom, realize the faster and better raw material of gathering, also alleviated from another point of view thus the burden that screen pack filters.
Between described discharging opening 1.1 and feeding cylinder 1, by inclined-plane 1.4 transition, be connected.
A side that is positioned at the discharging opening 1.1 of feeding cylinder 1 on injection machine is fixed with a mount pad 7, described mount pad 7 is fixedly connected with the lateral wall on the inclined-plane 1.4 of feeding cylinder 1, and mount pad 7 is provided with a switching mechanism 8 for discharging opening described in closure or openness 1.1, on described mount pad 7, be also provided with the touch sensor 9 for detection of these switching mechanism 8 closure or openness.
Described switching mechanism 8 comprises the cover plate 8.1 matching with discharging opening 1.1 sizes, thereby for driving cover plate 8.1 to rotate the rotating shaft 8.2 of unlatching or closed discharging opening 1.1, and the lever 8.3 being fixedly connected with rotating shaft 8.2, described lever 8.3 is provided with a balancing weight 8.4, between one end of cover plate 8.1 and rotating shaft 8.2, by a connecting rod 8.5, be fixedly connected with, between balancing weight 8.4 and lever 8.3, by self-locking thread, screw, the two side of the two ends of described rotating shaft 8.2 and mount pad 7 is rotationally connected.That is to say, the moment that the adjusting of the self-locking thread by balancing weight 8.4 provides lever 8.3 changes, thereby adapts to different supplied materials weight.And the Action of Gravity Field by balancing weight 8.4 can make cover plate 8.1 all the time in closure state, only have the inner raw material of working as to overstock the moment that constant weight overcomes described balancing weight 8.4, trend cover plate 8.1 is opened.
Certainly, as preferably, described mount pad 7 is provided with one and makes the push rod 7.1 of cover plate 8.1 in normally open for promoting lever 8.3, and described push rod 7.1 is driven by a cylinder 7.2 being installed on mount pad 7.Now, described balancing weight 8.4 just comes practical as a kind of automatic reset mechanism, and opening process is driven by cylinder 7.2 and push rod 7.1, and the closed reduction of cover plate 8.1 drives lever 8.3 motions by balancing weight 8.4.This just avoided due in cylinder 7.2 propelling movement processes cross that stroke causes when cover plate 8.1 closures after, the push rod 7.1 strong top of continuation levers 8.3, cause the equipment faults such as rotating shaft fracture.
The rotating disk that described touch sensor 9 comprises the touch sensor be located on mount pad 7, arranges with the eccentric axis of rotating shaft 8.2, the contact of described touch sensor and the lateral wall of described rotating disk along with turntable rotation touch or away from.
With regard to the utility model preferred embodiment, be described above, but can not be interpreted as it is limitations on claims.The utility model is not only confined to above embodiment, and its concrete structure allows to change, and all various variations of doing in the protection domain of the utility model demand for independence are all in protection domain of the present utility model.
Claims (7)
1. one kind for the feeder on injection machine, it comprises feeding cylinder (1) and is located at the cover (2) of feeding cylinder (1) upper end, the lower end of described feeding cylinder (1) is connected with injection machine by a discharging opening (1.1), the sidewall of feeding cylinder (1) is provided with charging aperture (1.2), and on the sidewall of described feeding cylinder (1) or cover (2) be provided with vertically the venthole (1.3) higher than charging aperture (1.2) place horizontal plane, it is characterized in that: in described feeding cylinder (1), be positioned at and between charging aperture (1) and venthole (1.3), be vertically provided with successively from the bottom up single filter net (3), demarcation strip (4) and cascade filtration cover (5), the inwall laminating of the outer circumference surface of single filter net (3) and feeding cylinder (1) and fixing, the inwall laminating of the outer circumference surface of demarcation strip (4) and feeding cylinder (1) and fixing, described demarcation strip (4) is provided with the first through hole (4.1), the upper surface laminating of the lower surface of cascade filtration cover (5) and demarcation strip (4) and fixing, inner surface and the demarcation strip upper surface of described cascade filtration cover (5) surround an accommodating cavity, described the first through hole (4.1) is connected with accommodating cavity, and the lower surface of the hole inner edge of the first through hole (4.1) and cascade filtration cover (5) is non-intersect, screen-aperture on described single filter net (3) is greater than the screen-aperture on described cascade filtration cover (5).
2. injection machine automatic feeding according to claim 1, it is characterized in that: described cascade filtration cover (5) is provided with the second through hole (5.1), the axis of the axis of described the second through hole (5.1) and the first through hole (4.1) is conllinear not.
3. injection machine automatic feeding according to claim 2, is characterized in that: the upper end that is positioned at charging aperture (1.2) on the madial wall of feeding cylinder (1) is provided with one for ordering about the plastic raw materials that enters from charging aperture (1.2) towards the stock guide (6) of end motion feeding cylinder (1).
4. injection machine automatic feeding according to claim 1, is characterized in that: between described discharging opening (1.1) and feeding cylinder (1), by an inclined-plane (1.4) transition, be connected.
5. injection machine automatic feeding according to claim 4, it is characterized in that: a side that is positioned at the discharging opening (1.1) of feeding cylinder (1) on injection machine is fixed with a mount pad (7), described mount pad (7) is fixedly connected with the lateral wall on the inclined-plane (1.4) of feeding cylinder (1), and mount pad (7) is provided with a switching mechanism for discharging opening described in closure or openness (1.1) (8), on described mount pad (7), be also provided with the touch sensor (9) for detection of this switching mechanism (8) closure or openness.
6. injection machine automatic feeding according to claim 5, it is characterized in that: described switching mechanism (8) comprises the cover plate (8.1) matching with discharging opening (1.1) size, be used for driving cover plate (8.1) thereby the rotating shaft (8.2) of rotation unlatching or closed discharging opening (1.1), and the lever (8.3) being fixedly connected with rotating shaft (8.2), described lever (8.3) is provided with a balancing weight (8.4), between one end of cover plate (8.1) and rotating shaft (8.2), by a connecting rod (8.5), be fixedly connected with, between balancing weight (8.4) and lever (8.3), by self-locking thread, screw, the two side of the two ends of described rotating shaft (8.2) and mount pad (7) is rotationally connected.
7. injection machine automatic feeding according to claim 6, it is characterized in that: described mount pad (7) is provided with one and makes the push rod (7.1) of cover plate (8.1) in normally open for promoting lever (8.3), described push rod (7.1) is driven by a cylinder (7.2) being installed on mount pad (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420263379.0U CN203831681U (en) | 2014-05-21 | 2014-05-21 | Feeder for injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420263379.0U CN203831681U (en) | 2014-05-21 | 2014-05-21 | Feeder for injection molding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203831681U true CN203831681U (en) | 2014-09-17 |
Family
ID=51509564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420263379.0U Expired - Fee Related CN203831681U (en) | 2014-05-21 | 2014-05-21 | Feeder for injection molding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203831681U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114670392A (en) * | 2022-05-27 | 2022-06-28 | 苏州悠顾然电子科技有限公司 | Injection molding system and injection molding process |
-
2014
- 2014-05-21 CN CN201420263379.0U patent/CN203831681U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114670392A (en) * | 2022-05-27 | 2022-06-28 | 苏州悠顾然电子科技有限公司 | Injection molding system and injection molding process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140917 |
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| CF01 | Termination of patent right due to non-payment of annual fee |