模溫(wen)(wen)機分為水(shui)式(shi)模溫(wen)(wen)機和油式(shi)模溫(wen)(wen)機兩大類型,是一種為用熱設備(bei)提供恒(heng)溫(wen)(wen)熱源的加熱設備(bei),包含加熱和冷卻兩組(zu)功能.廣泛應用于塑膠成型，導光板(ban)、壓鑄，擠、押出、橡膠輪(lun)胎、滾(gun)輪(lun)、化工、反應釜、粘合、密煉等各行各業。

模(mo)(mo)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)機(ji)的(de)制(zhi)作(zuo)(zuo)配(pei)置應該根據用(yong)(yong)(yong)熱(re)(re)設備工藝情況綜合(he)(he)判定,如果使(shi)(shi)(shi)(shi)用(yong)(yong)(yong)油(you)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)機(ji),操作(zuo)(zuo)者必須(xu)遵守這樣(yang)的(de)安全規定:不要把模(mo)(mo)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)機(ji)放在靠近熱(re)(re)源(yuan)火爐(lu)的(de)地方,接頭(tou)使(shi)(shi)(shi)(shi)用(yong)(yong)(yong)有錐(zhui)度(du)(du)的(de)防(fang)漏(lou)和(he)(he)具有耐溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)耐壓的(de)軟管或硬(ying)管,定期(qi)檢查溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)度(du)(du)控制(zhi)回路(lu)(lu)(lu)模(mo)(mo)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)機(ji),接頭(tou)有無泄(xie)(xie)露,功能是否正常,定期(qi)更換(huan)導(dao)熱(re)(re)油(you),應當選用(yong)(yong)(yong)人(ren)工合(he)(he)成油(you),熱(re)(re)穩定性(xing)好,結焦傾向(xiang)小(xiao).在模(mo)(mo)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)機(ji)的(de)使(shi)(shi)(shi)(shi)用(yong)(yong)(yong)上(shang),選擇合(he)(he)適的(de)導(dao)熱(re)(re)流體極為(wei)(wei)關鍵(jian).用(yong)(yong)(yong)水(shui)作(zuo)(zuo)導(dao)熱(re)(re)流體經濟,干(gan)凈,使(shi)(shi)(shi)(shi)用(yong)(yong)(yong)簡便,一旦溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)度(du)(du)控制(zhi)回路(lu)(lu)(lu)如軟管聯結器(qi)泄(xie)(xie)漏(lou),流出來的(de)水(shui)可直接排放到下(xia)水(shui)道.但用(yong)(yong)(yong)水(shui)作(zuo)(zuo)導(dao)熱(re)(re)流體水(shui)也有缺點(dian):水(shui)的(de)沸點(dian)低,限制(zhi)了其使(shi)(shi)(shi)(shi)用(yong)(yong)(yong)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)度(du)(du),水(shui)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)機(ji)分120℃水(shui)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)機(ji),150℃水(shui)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)機(ji)和(he)(he)180℃水(shui)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)機(ji)高溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)水(shui)使(shi)(shi)(shi)(shi)用(yong)(yong)(yong)高溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)磁力泵三大型號(hao);在使(shi)(shi)(shi)(shi)用(yong)(yong)(yong)水(shui)作(zuo)(zuo)為(wei)(wei)導(dao)熱(re)(re)流體時,應考慮(lv)以(yi)下(xia)預防(fang)措施:用(yong)(yong)(yong)防(fang)腐蝕劑(ji)預先(xian)處理溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)度(du)(du)控制(zhi)回路(lu)(lu)(lu),進水(shui)口前使(shi)(shi)(shi)(shi)用(yong)(yong)(yong)過濾器(qi),定期(qi)用(yong)(yong)(yong)除銹藥劑(ji)清(qing)洗水(shui)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)機(ji)和(he)(he)用(yong)(yong)(yong)熱(re)(re)設備.油(you)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)機(ji)其使(shi)(shi)(shi)(shi)用(yong)(yong)(yong)溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)度(du)(du)較(jiao)高,高可達350℃使(shi)(shi)(shi)(shi)用(yong)(yong)(yong)無泄(xie)(xie)漏(lou)高溫(wen)(wen)(wen)(wen)(wen)(wen)(wen)磁力泵,油(you)的(de)沸點(dian)高,但導(dao)熱(re)(re)油(you)的(de)熱(re)(re)量傳遞系數只有水(shui)的(de)1/3。

模溫(wen)(wen)(wen)機(ji)控(kong)制用(yong)熱(re)(re)設(she)(she)備(bei)的(de)平(ping)衡溫(wen)(wen)(wen)度(du)(du)(du)(du),可以升溫(wen)(wen)(wen)也可以降(jiang)溫(wen)(wen)(wen).模溫(wen)(wen)(wen)機(ji)利(li)用(yong)高熱(re)(re)傳(chuan)性的(de)導熱(re)(re)媒體,在(zai)很短(duan)的(de)時間內將用(yong)熱(re)(re)設(she)(she)備(bei)升至(zhi)工藝所需求的(de)溫(wen)(wen)(wen)度(du)(du)(du)(du).在(zai)設(she)(she)定(ding)好熱(re)(re)平(ping)衡溫(wen)(wen)(wen)度(du)(du)(du)(du)后,能自動(dong)控(kong)制其溫(wen)(wen)(wen)度(du)(du)(du)(du)在(zai)極小(xiao)誤差之內,且能維持定(ding)值(zhi).模溫(wen)(wen)(wen)機(ji)由(you)加(jia)熱(re)(re)冷卻(que)系(xi)統(tong)、動(dong)力傳(chuan)輸(shu)系(xi)統(tong)、液位(wei)控(kong)制系(xi)統(tong)以及(ji)溫(wen)(wen)(wen)度(du)(du)(du)(du)傳(chuan)感器(qi)(qi)(qi)(qi)(qi)、注入口(kou)等器(qi)(qi)(qi)(qi)(qi)件組(zu)(zu)成(cheng).動(dong)力傳(chuan)輸(shu)系(xi)統(tong)中(zhong)的(de)泵(beng)使熱(re)(re)流(liu)體從(cong)裝有內置加(jia)熱(re)(re)器(qi)(qi)(qi)(qi)(qi)和冷卻(que)器(qi)(qi)(qi)(qi)(qi)的(de)機(ji)組(zu)(zu)內輸(shu)送至(zhi)用(yong)熱(re)(re)設(she)(she)備(bei),經過(guo)用(yong)熱(re)(re)設(she)(she)備(bei)消(xiao)耗熱(re)(re)量(liang)后回到(dao)模溫(wen)(wen)(wen)機(ji)內部重(zhong)新加(jia)熱(re)(re),溫(wen)(wen)(wen)度(du)(du)(du)(du)傳(chuan)感器(qi)(qi)(qi)(qi)(qi)測量(liang)熱(re)(re)流(liu)體的(de)溫(wen)(wen)(wen)度(du)(du)(du)(du)并把數據(ju)傳(chuan)送到(dao)控(kong)制部分(fen)的(de)控(kong)制器(qi)(qi)(qi)(qi)(qi),控(kong)制器(qi)(qi)(qi)(qi)(qi)調節熱(re)(re)流(liu)體的(de)溫(wen)(wen)(wen)度(du)(du)(du)(du),從(cong)而間接調節用(yong)熱(re)(re)設(she)(she)備(bei)的(de)溫(wen)(wen)(wen)度(du)(du)(du)(du).如果模溫(wen)(wen)(wen)機(ji)在(zai)生產(chan)中(zhong),用(yong)熱(re)(re)設(she)(she)備(bei)的(de)溫(wen)(wen)(wen)度(du)(du)(du)(du)超過(guo)控(kong)制器(qi)(qi)(qi)(qi)(qi)的(de)設(she)(she)定(ding)值(zhi),控(kong)制器(qi)(qi)(qi)(qi)(qi)就(jiu)會(hui)打開電(dian)磁閥(fa)接通(tong)進水管,直(zhi)到(dao)熱(re)(re)流(liu)液的(de)溫(wen)(wen)(wen)度(du)(du)(du)(du),即(ji)溫(wen)(wen)(wen)度(du)(du)(du)(du)回到(dao)設(she)(she)定(ding)值(zhi).如果模具溫(wen)(wen)(wen)度(du)(du)(du)(du)低于設(she)(she)定(ding)值(zhi),控(kong)制器(qi)(qi)(qi)(qi)(qi)就(jiu)會(hui)打開加(jia)熱(re)(re)器(qi)(qi)(qi)(qi)(qi)繼續(xu)加(jia)熱(re)(re)。

模(mo)溫(wen)機(ji)(ji)(ji),運水(shui)式模(mo)溫(wen)機(ji)(ji)(ji),運油(you)式模(mo)溫(wen)機(ji)(ji)(ji)的(de)使用能提高(gao)產(chan)(chan)品(pin)(pin)的(de)成型效(xiao)率,降(jiang)(jiang)低不良品(pin)(pin)的(de)產(chan)(chan)生,提高(gao)產(chan)(chan)品(pin)(pin)的(de)外觀,抑制(zhi)產(chan)(chan)品(pin)(pin)的(de)缺陷,加快生產(chan)(chan)進度,降(jiang)(jiang)低能耗,節約能源。