JPH03121813U - - Google Patents
Info
- Publication number
- JPH03121813U JPH03121813U JP11604690U JP11604690U JPH03121813U JP H03121813 U JPH03121813 U JP H03121813U JP 11604690 U JP11604690 U JP 11604690U JP 11604690 U JP11604690 U JP 11604690U JP H03121813 U JPH03121813 U JP H03121813U
- Authority
- JP
- Japan
- Prior art keywords
- raw material
- injection molding
- molding machine
- material supply
- cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000002994 raw material Substances 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 claims 4
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/18—Feeding the material into the injection moulding apparatus, i.e. feeding the non-plastified material into the injection unit
- B29C2045/1891—Means for detecting presence or level of raw material inside feeding ducts, e.g. level sensors inside hoppers
Landscapes
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Description
第１図は、本考案の一実施例を示す図、第２図
は、第１図の装置の原料フイード量制御装置を示
す図、第３図は、第１図の装置の表示装置を示す
図、第４図は、第１図の装置のフイードスクリユ
制御装置の制御プログラムの一例を示すフローチ
ヤート、第５図は、従来の射出成形機の原料供給
装置の縦断面図、第６図は第５図の装置において
ホツパに原料が多量に貯留された状態を示す図で
ある。
６……加熱筒、７……メインスクリユ、１０…
…原料供給口、１１……原料供給筒、１２……フ
イードシリンダ、１３……フイードスクリユ、２
０……静電容量近接スイツチ（センサ）、２４…
…フイードスクリユ制御装置。
FIG. 1 is a diagram showing an embodiment of the present invention, FIG. 2 is a diagram showing a raw material feed amount control device of the device shown in FIG. 1, and FIG. 3 is a diagram showing a display device of the device shown in FIG. 1. 4 is a flowchart showing an example of a control program for the feed screw control device of the apparatus shown in FIG. 1, FIG. FIG. 6 is a diagram showing a state in which a large amount of raw material is stored in the hopper in the apparatus of FIG. 5; 6... Heating tube, 7... Main screw, 10...
...Raw material supply port, 11...Raw material supply cylinder, 12...Feed cylinder, 13...Feed screw, 2
0...Capacitance proximity switch (sensor), 24...
...Feed screw control device.
Claims (1)
ドスクリユによつて原料を供給する射出成形機に
おいて、下端が前記加熱筒の原料供給口に接続さ
れる原料供給筒と、該原料供給筒の上端に接続さ
れる前記フイードスクリユが装着されたフイード
シリンダと、前記原料供給筒内の原料の堆積高さ
を検出するセンサと、該センサの検出に応じて前
記フイードスクリユの回転を制御する制御装置と
を設けたことを特徴とする射出成形機。 (2) センサの取付高さを調節可能とした請求項
１に記載の射出成形機。[Claims for Utility Model Registration] (1) In an injection molding machine in which raw materials are supplied by a feed screw to a heating cylinder equipped with a main screw, a raw material supply cylinder whose lower end is connected to the raw material supply port of the heating cylinder; A feed cylinder connected to the upper end of the raw material supply cylinder and equipped with the feed screw; a sensor for detecting the height of piled raw material in the raw material supply cylinder; and controlling rotation of the feed screw in accordance with detection by the sensor. An injection molding machine characterized by being provided with a control device that controls the injection molding machine. (2) The injection molding machine according to claim 1, wherein the mounting height of the sensor is adjustable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11604690U JPH03121813U (en) | 1990-02-19 | 1990-11-05 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1531890 | 1990-02-19 | ||
| JP11604690U JPH03121813U (en) | 1990-02-19 | 1990-11-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03121813U true JPH03121813U (en) | 1991-12-12 |
Family
ID=31889839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11604690U Pending JPH03121813U (en) | 1990-02-19 | 1990-11-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03121813U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1747872A1 (en) * | 2005-07-29 | 2007-01-31 | Fanuc Ltd | Injection molding machine |
| JP2014083729A (en) * | 2012-10-22 | 2014-05-12 | Sumitomo Heavy Ind Ltd | Injection molding machine |
-
1990
- 1990-11-05 JP JP11604690U patent/JPH03121813U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1747872A1 (en) * | 2005-07-29 | 2007-01-31 | Fanuc Ltd | Injection molding machine |
| JP2014083729A (en) * | 2012-10-22 | 2014-05-12 | Sumitomo Heavy Ind Ltd | Injection molding machine |
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