CN2495447Y - Rubber injection moulding machine having a special flow channel - Google Patents
Rubber injection moulding machine having a special flow channel Download PDFInfo
- Publication number
- CN2495447Y CN2495447Y CN 01259846 CN01259846U CN2495447Y CN 2495447 Y CN2495447 Y CN 2495447Y CN 01259846 CN01259846 CN 01259846 CN 01259846 U CN01259846 U CN 01259846U CN 2495447 Y CN2495447 Y CN 2495447Y
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- China
- Prior art keywords
- group section
- runner
- horizontal run
- vertical
- road
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- Expired - Fee Related
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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
A rubber ejection machine which is equipped with a round fluent cohesion transfer segment ejection channel is provided. The utility model is proposed to provide a thermoplastic material molding device, which can reduce the pressure loss of ejected raw materials and improve the ejection molding good rate. The utility model includes a material extruding structure for extruding the ejected raw materials, a feeding structure for supplying the ejected raw materials and an ejection channel. The ejection channel consists of a level channel for carrying the raw materials, a vertical feed channel which stretches from the level channel and a transfer segment which fluently connects the level channel and the vertical feed channel. An inner margin and an external margin are formed on the transfer segment. The length of the external margin is longer than the length of the inner margin. The external margin is a guiding arc surface, which leads the raw materials in the level channel to extend to the vertical feed channel.
Description
Technical field
The utility model belongs to the thermoplastic former, and particularly a kind of tool is established circle along being connected the rubber ejaculator that group section penetrates runner.
Background technology
As shown in Figure 1, general known rubber ejaculator comprises board 1, is arranged at the material-extruding structure 4 that board 1 interior ejaculation runner 2, connection penetrated the feeding structure 3 of runner 2 and can be pushed the raw material in the ejaculation runner 2 relatively.Penetrate runner 2 and have the vertical material road 22 that horizontal run 21 reaches from horizontal run 21 extends.Feeding structure 3 is connected with horizontal run 21, enters to supply raw materials to penetrate in the runner 2.Material-extruding structure 4 comprises the material extrusion that is arranged in the horizontal run 21 41, push rod 42 and cylinder pressure 43.Material extrusion 41 is connected on the push rod 42, and push rod 42 makes material extrusion 41 slippage in horizontal run 21 by the thrusting action of cylinder pressure 43.By this, when material-extruding structure 4 after feeding structure is sent raw material into horizontal run 21, cylinder pressure 43 just can promote material extrusion 41 with the raw material force feed to vertical material road 22, again via the 221 injection moulding in-mold moldings of the nozzle on the vertical material road 22, just can reach the purpose of ejection formation.
Though known rubber ejaculator can be by the pushing effect of material-extruding structure 4, raw material is injected mould to reach the purpose of ejection formation, but, material extrusion 41 pushes raw material in horizontal run 21, when making raw material flow to vertical material road 22 via horizontal run 21, can be subjected to horizontal run 21 and vertical vertical turnover and block of expecting road 22 group sections 23, raw material is predetermined should to have the material of output to press and flow velocity thereby reduce relatively, make the feed pressure in the nozzle 221 injection moulding moulds decline to a great extent, and then reduce the yield of ejection formation relatively.In addition, when feed stream during through the group section 23 in horizontal run 21 and vertical material road 22, not only can cause speed and pressure to reduce, and group section 23 also has the dead angle in the turnover, make that the uneven formation of raw material generation pressure at this place is turbulent, thereby produce raw material and be stranded in the turning point easily,, cause significantly reducing the effect of ejection formation so that influence flowing of raw material.
Summary of the invention
The purpose of this utility model provide a kind ofly reduce the pressure loss that penetrates raw material, the tool of promoting the ejection formation yield is established circle along being connected the rubber ejaculator that group section penetrates runner.
The utility model comprises can push the material-extruding structure that penetrates raw material, provide and penetrate the material feeding structure and penetrate runner; Penetrate runner by the horizontal run of ccontaining raw material, from vertical material road that horizontal run extends and be connected horizontal run and vertical material road is that circle constitutes along the group section that is connected; Group section forms medial margin and the length lateral border greater than medial margin length relatively; Lateral border carries over to the guiding cambered surface in vertical material road for the raw material that forms in the water supply advection road.
Wherein:
Group section has first link that connects horizontal run and connects second link in vertical material road; The bore of second link is less than the bore of first link.
Penetrate runner group section medial margin and form arc-curved shape.
Medial margin has the The initial segment parallel with flowing to of horizontal run and is connected to the extension in vertical material road by the terminal arc curvature folding of The initial segment.
Penetrate runner group section medial margin and have oblique horizontal run and the vertical inclined-plane of expecting between the road of being arranged on.
Because the utility model comprises can push the material-extruding structure that penetrates raw material, provide and penetrate the material feeding structure and penetrate runner; Penetrate runner by the horizontal run of ccontaining raw material, from vertical material road that horizontal run extends and be connected horizontal run and vertical material road is that circle constitutes along the group section that is connected; Group section forms medial margin and the length lateral border greater than medial margin length relatively; Lateral border carries over to the guiding cambered surface in vertical material road for the raw material that forms in the water supply advection road.During use, by feeding structure raw material is sent in the horizontal run, be pressed into vertical run via horizontal run through group section by extrusion structure pushing raw material then, can be subjected to lateral border guide function into the guiding cambered surface, make during the flow direction that raw material can be smooth-going vertically expects, therefore can reduce raw material relatively in the friction that group section caused of flowing through, the pressure loss of block, so that these raw materials can should have the material pressure and the flow velocity of output to enter in the vertical material road according to predetermined, to keep the feed pressure in the nozzle injection moulding mould enough stable, improve the yield of the finished product of ejection formation in the same manner, not only reduce the pressure loss that penetrates raw material, and promote the ejection formation yield, thereby reach the purpose of this utility model.
Description of drawings
Fig. 1, be known rubber ejaculator structural representation cutaway view.
Fig. 2, be the utility model structural representation cutaway view.
Fig. 3, be the local amplification view of A portion among Fig. 2.
Fig. 4, be the local amplification stereogram of A portion among Fig. 2.
Fig. 5, be the utility model structural representation cutaway view (charging situation).
Fig. 6, be the utility model structural representation cutaway view.
Fig. 7, be the local amplification view of B portion among Fig. 6.
The specific embodiment
Shown in 2 figure, the utility model 5 comprises can push the material-extruding structure 6 that penetrates raw material, provide and penetrate material feeding structure 7 and penetrate runner 8.
Penetrate runner 8 by the horizontal run 81 of ccontaining raw material, from vertical material road 82 that horizontal run 81 extends and be connected horizontal run 81 and the circle in vertical material road 82 constitutes along the group section 83 that is connected.So that being eased up, the raw material in the horizontal run 81 imports glibly in the vertical material road 82 along the group section 83 that is connected by circle.
Material-extruding structure 6 has and is arranged at the material extrusion penetrated in runner 8 horizontal run 81 61, push rod 62 and cylinder pressure 63.
As Fig. 2, Fig. 3, shown in Figure 4, penetrate runner 8 circles and be used for the gentle vertical material road 82 that imports glibly of the raw material in the horizontal run 81 along the group section 83 that is connected.Group section 83 has first link 831 that connects horizontal run 81 and connects second link 832 in vertical material road 82.The bore of second link 832 is less than the bore of first link 831.Relative formation medial margin 833 and length are greater than the lateral border 834 of medial margin 833 length between first link 831 and second link 832.Lateral border 834 is for just carrying over to the guiding cambered surface in vertical material road 82 corresponding to the raw material of feed stream in forming water supply advection road 81, medial margin 833 forms arc-curved shape, has the The initial segment parallel with flowing to of horizontal run 81 835 and rolls over the extension 836 that is connected to vertical material road 82 by the terminal arc curvature of The initial segment 835.
As Fig. 2, shown in Figure 3, feeding structure 7 is except penetrating outside the runner 8 so that raw material is delivered to by the input hole 71 in the material extrusion 61.Also the input position of feeding structure 7 can be arranged at any connection and penetrate runner 8 parts, as shown in Figure 4, as shown in Figure 5, the position of the input raw material of feeding structure 7 is arranged on and is communicated with the input hole 72 that penetrates runner 8.
During use, as Fig. 2, shown in Figure 4, the utility model is sent into raw material in the horizontal run 81 by the input hole 71 of feeding structure 7, then by the cylinder pressure 63 of extrusion structure 6 promote material extrusions 61 with the raw material force feed to vertical material road 82, and by in the 821 injection moulding moulds of the nozzle on the vertical material road 82.Yet, under the effect of material extrusion 61 pushing in horizontal run 81, raw material can be pushed and be flowed to vertical material road 82 via horizontal run 81, and when feed stream through horizontal run 81 during with vertical material road 82 group sections 83, can be subjected to lateral border 834 guide functions into the guiding cambered surface, make the flow direction that raw material can be smooth-going vertically expect in 82, therefore can reduce raw material relatively in the friction that group section caused of flowing through, the pressure loss of block, so that these raw materials can should have the material pressure and the flow velocity of output to enter in the vertical material road 82 according to predetermined, to keep the feed pressure in the nozzle 821 injection moulding moulds enough stable, improve the yield of the finished product of ejection formation in the same manner.
In addition, when feed stream during through the group section 83 in horizontal run 81 and vertical material road 82, these raw materials also can be subjected to lateral border 834 guidings, and it flows to, thereby can not produce vertical turnover, thus can not cause the feed pressure inequality, and produce the situation that raw material is detained in this place.
As Fig. 2, shown in Figure 6, the medial margin 833 that the utility model penetrates the group section 83 ' of runner 8 ' linking horizontal run 81 and vertical run 82 has the oblique inclined-plane 837 that is arranged between horizontal run 81 and the vertical material road 82, thereby make the flow direction that raw material can be more smooth-going vertically expect in 82, to alleviate the pressure loss that this place may be caused.
The utlity model has following effect and advantage:
1, the utility model guiding feed stream of penetrating runner 8 (8 ') 83 (83 ') of group section lateral border 834 to function, reduce feed stream relatively through the influence of group section 83 (83 ') to the flow velocity and the pressure of raw material.
2, by the group section 83 (83 ') of circle along linking, penetrate runner 8 (8 ') and do not have the turnover dead angle, can not stop the phenomenon that raw material flows, make the utility model can reach the predetermined due pressure of ejection formation raw material, obtain higher finished product yield to guarantee jet shaping finished product.
3, by circle along the group section 83 (83 ') that is connected, penetrate runner 8 (8 ') and do not have the turnover dead angle, it is uneven and cause raw material to be stranded in the situation of group section 83 (83 ') relatively that feed pressure can not take place.
4, ejaculation runner 8 of the present utility model (8 ') is compared with known technology, can improve the flow velocity and the pressure of raw material relatively, thus more quickly raw material is not injected in the mould only, and can guarantee sufficient feed pressure and preferable jet shaping finished product yield.
Claims (5)
1, a kind of tool is established circle along being connected the rubber ejaculator that group section penetrates runner, and it comprises can push the material-extruding structure that penetrates raw material, provide and penetrate the material feeding structure and penetrate runner; Penetrate runner by the horizontal run of ccontaining raw material, from vertical material road that horizontal run extends and be connected horizontal run and the group section in vertical material road constitutes; It is characterized in that described linking horizontal run and vertical run group section are connected group section for circle is suitable; Group section forms medial margin and the length lateral border greater than medial margin length relatively; Lateral border carries over to the guiding cambered surface in vertical material road for the raw material that forms in the water supply advection road.
2, tool according to claim 1 is established the rubber ejaculator of circle along linking group section ejaculation runner, it is characterized in that described group section has first link that connects horizontal run and connects vertical second link of expecting the road; The bore of second link is less than the bore of first link.
3, tool according to claim 1 is established circle along being connected the rubber ejaculator that group section penetrates runner, it is characterized in that described ejaculation runner group section medial margin forms arc-curved shape.
4, tool according to claim 3 is established circle along being connected the rubber ejaculator that group section penetrates runner, it is characterized in that described medial margin has the The initial segment parallel with flowing to of horizontal run and reaches the extension that is connected to vertical material road by the terminal arc curvature folding of The initial segment.
5, tool according to claim 3 is established circle along being connected the rubber ejaculator that group section penetrates runner, it is characterized in that described ejaculation runner group section medial margin has oblique horizontal run and the vertical inclined-plane of expecting between the road of being arranged on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01259846 CN2495447Y (en) | 2001-08-22 | 2001-08-22 | Rubber injection moulding machine having a special flow channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01259846 CN2495447Y (en) | 2001-08-22 | 2001-08-22 | Rubber injection moulding machine having a special flow channel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2495447Y true CN2495447Y (en) | 2002-06-19 |
Family
ID=33668133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01259846 Expired - Fee Related CN2495447Y (en) | 2001-08-22 | 2001-08-22 | Rubber injection moulding machine having a special flow channel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2495447Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102601917A (en) * | 2012-03-22 | 2012-07-25 | 余姚华泰橡塑机械有限公司 | Rubber preforming machine |
-
2001
- 2001-08-22 CN CN 01259846 patent/CN2495447Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102601917A (en) * | 2012-03-22 | 2012-07-25 | 余姚华泰橡塑机械有限公司 | Rubber preforming machine |
| CN102601917B (en) * | 2012-03-22 | 2014-01-22 | 余姚华泰橡塑机械有限公司 | Rubber preforming machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20020619 Termination date: 20090922 |