CN2127656Y - Two-step two-way stretching directional blow-moulding former - Google Patents
Two-step two-way stretching directional blow-moulding former Download PDFInfo
- Publication number
- CN2127656Y CN2127656Y CN 92221160 CN92221160U CN2127656Y CN 2127656 Y CN2127656 Y CN 2127656Y CN 92221160 CN92221160 CN 92221160 CN 92221160 U CN92221160 U CN 92221160U CN 2127656 Y CN2127656 Y CN 2127656Y
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- stretching
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- cylinder
- fixed head
- fixed
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- Expired - Lifetime
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- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Abstract
The utility model relates to a two-step two-way stretching directional blow-moulding former in plastic hollow article production facilities, comprising a clamping mechanism, a seal stretching mechanism and an electric program self control part. The utility model is characterized in that a stretching cylinder is fixed on middle cross mould boards; the piston rod of the stretching cylinder is connected with a stretcher bar into integration by passing upwards through a stretching fixing plate fixed on the fixing plate of a dovetail groove; the upper end of the stretcher bar on the lower part of the stretcher bar fixing plate is fixed with a stretching shockproof spring; guide posts between the middle cross mould boards are respectively sheathed with sheathes. Thereby, the utility model has the advantages of reasonable structure, steady action and high stretching bottle blowing quality.
Description
The utility model belongs to the plastic products processing technique field, the directed blow molding machine of biaxial tension in especially a kind of two-step method plastic hollow blow-molded article production equipment.
In the existing two-step method stretch blow machine, promptly among applicant's the CN1047999A, draft cylinder and stretching bar are in same linear position, draft cylinder protrudes in the top of whole machine body, make the entire machine unreasonable structure, it is big to take up an area of the space, and transportation is inconvenient and dangerous.Shortcomings such as simultaneously also to exist action not steady for the stretch blow machine of existing structure, and a bottle bottom blowing gets inhomogeneous, and the not high and mould replacing time of product quality is long.
The purpose of this utility model is to overcome the prior art deficiency, designs a kind of rational in infrastructurely, improves the quality and the directed blow molding machine of the biaxial tension of efficient.
The directed blow molding machine of two-step method biaxial tension of the present utility model; by clamping mechanism; seal drawing mechanism and electric program automatic control is partly formed; clamping mechanism is by front template; rear pattern plate; middle cross template; guide pillar; the matched moulds cylinder; locked mode screens push rod and locked mode cylinder are formed, and seal drawing mechanism by stretching bar, draft cylinder; the stingy cylinder that seals of piston rod and band metal end enclosure is formed; in cross template forms by template I and template II, draft cylinder is fixed on the middle cross template and between template I and II, the piston rod of the draft cylinder drawn bar fixed head that makes progress is connected with the stretching bar; the stretching bar upper end that is positioned at stretching bar fixed head below is fixed with the stretching shock-proof spring, is with sheath respectively on the template I of middle cross template and the guide pillar between the II.The little cylinder that seals of band metal end enclosure is fixed on the adjustment fixed head that links to each other with the dovetail groove fixed head, and stretching bar fixed head is connected with dovetail groove stretching slide block on being fixed to the dovetail groove fixed head.
Drawing-blowing forming machine of the present utility model, simple in structure, rationally, adjusting, easy to use can improve Products Quality and efficient greatly.
Below in conjunction with Figure of description, describe the architectural feature of the directed blow molding machine of the utility model two-step method biaxial tension and the detail shape and the effect of each part in detail.
Fig. 1 is the structural representation of the utility model stretch blow machine.
Fig. 2 be among Fig. 1 A to view,
Fig. 3 is the structural representation of the stretch blow machine of prior art (CN1047999A).
1, draft cylinder, 2, piston rod, 4, dovetail groove stretching slide block, 5, the stretching bar, 6, seal little cylinder, 8 I, 8 II, middle cross template, 9, sheath, 10, back moving platen, 18, base, 19, lose the goods outlet, 22, locked mode screens push rod, 23, matched moulds cylinder, 24, front template, 25, mould, 26, guide pillar, 27, locked mode cylinder, 40, the gas circuit control cabinet, 41, adjust fixed head, 42, fixed head, 43, stretching bar fixed head, 44, the stretching shock-proof spring, 45, metal end enclosure.
Referring to Fig. 1, clamping mechanism of the present utility model is by base 18, front template 24, back moving platen 10, middle cross template 8 I and 8 II, matched moulds cylinder 23, locked mode screens push rod 22, locked mode cylinder 27 compositions such as grade.Wherein, the structure between the locked mode cylinder, locked mode screens push rod and rear pattern plate is identical with Fig. 3 of prior art, designs simplification herein in Fig. 1.
Forward and backward and middle cross template is fixed on the base 18, with hold-down nut forward and backward template 24,10 is fixed into one with four guide pillars 26, guide pillar 26 passes sheath 9(between middle cross template 8 I and 8 II referring to the broken section structure among Fig. 1), matched moulds cylinder 23 is fixed on middle cross template 8 II, its cylinder piston end is fixed on the rear pattern plate 10, because sheath 9 is between two middle cross templates, the length of sheath on guide pillar has promptly extended, when 23 actions of matched moulds cylinder, the action that promotes forward and backward template is more steady.Simultaneously because the sheath effect makes middle cross template 8 I and 8 II become one.The structure of locked mode cylinder 27 and locked mode screens top board 22 and effect are known technology (seeing corresponding contents in Fig. 3 and the CN1047999A specification for details), are not given unnecessary details at this.Mould 25 is respectively fixed on front template 24 and middle cross template 8 I.
The stretched portion of sealing of drawing-blowing forming machine of the present utility model is by dovetail groove fixed head 42, dovetail groove stretching slide block 4, stretching bar fixed head 43, draft cylinder 1, piston rod 2, stretching bar 5, stretching shock-proof spring 44 seals stingy cylinder 6, metal end enclosure 45, adjust fixed head 41 compositions such as grade, draft cylinder 1 is fixed into one between middle cross template 8 I and 8 II and with middle mould template, because draft cylinder is positioned at body below, make compact conformation, rationally, this structure is changed the layout that existing draft cylinder is positioned at the body the top simultaneously, and transportation has also become convenience and safety.The piston 2 of draft cylinder 1 upwards drawn bar fixed head 43 is linked as one with stretching bar 5, stretching bar 5 upper ends that are positioned at stretching bar fixed head 43 belows are fixed with stretching shock-proof spring 44, having the stingy cylinder 6 of sealing of metal end enclosure 45 links on the adjustment fixed head that links to each other with the bar fixed head 43 that stretches, stretching bar 5 passes metal end enclosure 45 compositions that seal stingy cylinder 6 belows and seals drawing mechanism, owing to be fixed with stretching shock-proof spring 44 in stretching bar upper end, when draft cylinder work, when stretching bar 5 moves down, can not clash into the bottle parison of wanting stretch blow, simultaneously a bottle bottom blowing is gone out evenly, the bottle end, the lump phenomenon can not occur.Stretching bar fixed head 43 is connected with dovetail groove stretching slide block 4 on being fixed to dovetail groove fixed head 42, be used to adjust stretching bar 5 upper-lower positions, and seal stingy cylinder 6 and adjust dovetail groove between the fixed head 41 and be connected and can adjust stretching bar 5 front and back positions, adjusting fixed head 41 is connected with dovetail groove between the guide pillar 26 and can adjusts position, stretching bar 5 left and right sides, (it is known technology that this dovetail groove connects, but being used in the position of adjusting stretching bar 5 on this stretch blow machine still is that the utility model is exclusive), adopt dovetail groove to connect the position of adjusting stretching bar 5 on the stretch blow machine, also saved mould replacing time.
Gas circuit control cabinet A is placed on the support 18, and components and parts such as magnetic valve, one-way throttle valve, muffler are housed in the gas circuit control cabinet, and electric program is control fully automatically.When 23 actions of matched moulds cylinder, the mould 25 that drives front template 24, back moving platen 10 and fix on it moves the mould of shifting on the fixed form along guide pillar 26, finish mould assembling action, and then melt mould cylinder 27 and locked mode screens push rod 22 etc. and carry out locked mode, then, start draft cylinder 1, thereby drive 5 actions of stretching bar, seal stretching, blow to the bottle parison afterwards, last die sinking.Owing to adopt electric procedure auto-control equipment, make matched moulds, the locked mode time-delay is blown, and blows, and actions such as die sinking are all finished automatically.
The utility model is compared with existing equipment, has rational in infrastructurely, and it is little to take up an area the space, transportation safety, advantage easily, because guide pillar upper jacket length lengthens, so that forward and backward template mould assembling action is steady, adjusts the employing dovetail groove in stretching bar position and regulate, simplified regulative mode, saved mould replacing time, simultaneously owing to being fixed with the stretching shock-proof spring at the stretching bar, in stretching bar drawing process, at the bottom of can not clashing into bottle, a bottle bottom blowing is gone out evenly. Adopt the utility model structure, improved quality and the working (machining) efficiency of goods.
Claims (4)
1; the directed blow molding machine of a kind of two-step method biaxial tension; by clamping mechanism; seal drawing mechanism and electric program automatic control is partly formed; clamping mechanism is by front template; rear pattern plate; middle cross template; guide pillar; the matched moulds cylinder, locked mode screens push rod and locked mode cylinder are formed, and seal drawing mechanism by the stretching bar; draft cylinder; the stingy cylinder that seals of piston rod and band metal end enclosure is formed, and it is characterized in that middle cross template is made up of template I and template II; draft cylinder is fixed on the middle cross template and between template I and II; the piston rod of the draft cylinder drawn bar fixed head that makes progress links to each other with the stretching bar, and the stretching bar upper end that is positioned at stretching bar fixed head below is fixed with the stretching shock-proof spring, is with sheath respectively on the template I of middle mould template and the guide pillar between the II.
By the described make-up machine of claim 1, it is characterized in that 2, the little cylinder that seals of band metal end enclosure is fixed on the adjustment fixed head that links to each other with the dovetail groove fixed head.
3,, it is characterized in that stretching bar fixed head is connected with dovetail groove stretching slide block on being fixed to the dovetail groove fixed head by the described make-up machine of claim 1.
4, by the described make-up machine of claim 1, the piston rod that the it is characterized in that draft cylinder upwards stretching bar fixed head through linking on the dovetail groove fixed head links to each other with the stretching bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92221160 CN2127656Y (en) | 1992-09-28 | 1992-09-28 | Two-step two-way stretching directional blow-moulding former |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92221160 CN2127656Y (en) | 1992-09-28 | 1992-09-28 | Two-step two-way stretching directional blow-moulding former |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2127656Y true CN2127656Y (en) | 1993-03-03 |
Family
ID=33768019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 92221160 Expired - Lifetime CN2127656Y (en) | 1992-09-28 | 1992-09-28 | Two-step two-way stretching directional blow-moulding former |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2127656Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1935493B (en) * | 2005-09-22 | 2010-12-01 | 蔡佳祎 | Crab jaw type plastic bottle-blowing machine mould opening-closing mechanism |
| CN108556310A (en) * | 2018-05-12 | 2018-09-21 | 汪微莎 | The buffering and position-limit mechanism of plastic draw-blow machine |
-
1992
- 1992-09-28 CN CN 92221160 patent/CN2127656Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1935493B (en) * | 2005-09-22 | 2010-12-01 | 蔡佳祎 | Crab jaw type plastic bottle-blowing machine mould opening-closing mechanism |
| CN108556310A (en) * | 2018-05-12 | 2018-09-21 | 汪微莎 | The buffering and position-limit mechanism of plastic draw-blow 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 | ||
| CX01 | Expiry of patent term |