CN1935493B - Crab jaw type plastic bottle-blowing machine mould opening-closing mechanism - Google Patents
Crab jaw type plastic bottle-blowing machine mould opening-closing mechanism Download PDFInfo
- Publication number
- CN1935493B CN1935493B CN2005100609152A CN200510060915A CN1935493B CN 1935493 B CN1935493 B CN 1935493B CN 2005100609152 A CN2005100609152 A CN 2005100609152A CN 200510060915 A CN200510060915 A CN 200510060915A CN 1935493 B CN1935493 B CN 1935493B
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- plate
- mould
- lower bearing
- bearing bracket
- right template
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Abstract
The present invention relates to a crab claw type plastic bottle-blowing machine mould-opening and mould-closing mechanism. It includes a drawing-blowing machine frame composed of upper machine frame plate, lower machine frame plate, rear fixed plate and supporting frame, in the upper machine frame plate and lower machine plate a main shaft is mounted respectively, and in the machine frame a leftmould plate and a right mould plate are set, and in the left mould plate and right mould plate a connecting ring is mounted respectively, said main shaft is passed through said connecting rings and connected with left mould plate and right mould plate respectively, in the front of left and right mould plates a mould is mounted, and the rear portions of left and right mould plates are driven by mould-opening and mould-closing mechanism and equipped with mould-locking mechanism.
Description
Technical field
The present invention relates to blower for plastic bottle, particularly relate to the clasp mould mechanism of crab jaw type plastic bottle-blowing machine, belong to the plastics machinery field.
Background technology
Adopt notes, stretch blow processing plastic hollow container,, at first plastic raw materials is formed the bottle pipe, then to the plastic bottle-pipe heating, again by bottle blowing machine stretch blow moulding, so need blower for plastic bottle by injection machine as mineral water bottle, oil bottle etc.The kind of blower for plastic bottle is a lot, and it is crab jaw type plastic bottle-blowing machine that a class is arranged.Described crab jaw type bottle blowing machine; be that left and right template is installed in upper and lower frame plate; the inboard of left and right template connects main shaft; two of main shaft is installed on the upper and lower frame plate; the anterior installation mold of template; the rear portion of template connects clasp mould mechanism, and template is rotated around main shaft when die sinking or matched moulds, and action is as the crab claw.The mechanism that two templates of prior art drive are opened or closed is the rear portion that is connected template, but not only will drive template in actual product opens or closes, but also need behind matched moulds, have a locked mode plate that left and right template back support is lived, the mould that expands when preventing stretch blow influences the bottle blowing quality.Prior art has been because clasp mould mechanism has been installed at the rear portion of template, thereby the locked mode plate is up to rise from the beneath of template rear portion, fills between the left and right template, and the shortcoming of this locked mode has: the one, and upper and lower lifting locked mode speed is slow; The 2nd, upper and lower push-pull lock module and two templates exist the gap big, and the locked mode precision is low; The 3rd, locked mode is not steady, influences the stability of template.
Summary of the invention
The objective of the invention is provides a kind of locked mode fast in order to overcome the shortcoming of prior art, the precision height, and the template folding is crab jaw type plastic bottle-blowing machine mould opening-closing mechanism stably.
The technical scheme of crab jaw type plastic bottle-blowing machine mould opening-closing mechanism of the present invention is: upper frame plate is arranged, the stretch blow frame that lower bearing bracket plate and rear fixed plate and support are formed, last, in the lower bearing bracket plate main shaft is installed, a left side is arranged in frame, right template, a left side, be shaped on connecting ring in the right template, main shaft passes connecting ring a left side, right template links to each other, a left side, the anterior installation mold of right template, a left side, the rear portion of right template is driven by folding mould cylinder, and clamping mechanism arranged, it is characterized in that described folding mould cylinder is mounted in the folding mould cylinder of lower bearing bracket plate below, folding mould cylinder drives a left side, right connecting rod, in the lower bearing bracket plate, be shaped on chute, on a left side, the bottom of right template is shaped on pinhole, and at the outer head installation shaft pin of connecting rod, the chute that pivot pin passes the lower bearing bracket plate enters a left side, in the pinhole of right template bottom; The locked mode cylinder is installed in rear fixed plate, and the locked mode cylinder drives the locked mode plate, and the locked mode plate contacts with the rear inside wall of left and right template.The technical program with folding mould cylinder be installed in the lower bearing bracket plate below, and by folding mould cylinder drivening rod, the chute that the pivot pin that is installed in link rod head passes the lower bearing bracket plate enters in the pinhole of left and right template, two templates are along with folding is carried out in the motion of folding mould cylinder, the one, reserve the rear portion of left and right template, make the locked mode cylinder directly promote locked mode plate translation locked mode, speed is fast, fit clearance is little, accurately; The 2nd, locked mode is steady, and form stable is good when stretch blow.The 3rd, folding mould cylinder is simple, reliable through the left and right formwork structure of connecting rod and pivot pin drive.
Crab jaw type plastic bottle-blowing machine mould opening-closing mechanism of the present invention; its lower bearing bracket plate bottom mounting and fixing support; folding mould cylinder is installed on the fixed mount; the piston rod head of folding mould cylinder is through the connecting plate drivening rod; and there is guide post to pass fixed mount and connecting plate; guide post has been arranged, the piston rod of folding mould cylinder is point-blank moved.In its upper frame plate and the lower bearing bracket plate riser is installed, in the locked mode plate guide rod is arranged, two of guide rod is installed in rear fixed plate and the riser, makes the traffic direction non-migration of locked mode plate.
Description of drawings
Fig. 1 is a crab jaw type plastic bottle-blowing machine mould opening-closing mechanism structural representation of the present invention;
Fig. 2 is a crab jaw type plastic bottle-blowing machine mould opening-closing mechanism schematic perspective view of the present invention;
Fig. 3 is that crab jaw type plastic bottle-blowing machine mould opening-closing mechanism A of the present invention is to schematic diagram;
Fig. 4 is that crab jaw type plastic bottle-blowing machine mould opening-closing mechanism B of the present invention is to schematic diagram;
Fig. 5 is that crab jaw type plastic bottle-blowing machine mould opening-closing mechanism C of the present invention is to schematic diagram;
Fig. 6 is that crab jaw type plastic bottle-blowing machine mould opening-closing mechanism D of the present invention is to schematic diagram;
Fig. 7 is a crab jaw type plastic bottle-blowing machine mould opening-closing mechanism die opening state elevational schematic view of the present invention;
Fig. 8 is a crab jaw type plastic bottle-blowing machine mould opening-closing mechanism die opening state stereogram of the present invention.
The specific embodiment
The invention discloses a kind of crab jaw type plastic bottle-blowing machine mould opening-closing mechanism; as Fig. 1; shown in Fig. 2 etc.; upper frame plate 1 is arranged; lower bearing bracket plate 2 and rear fixed plate 3 and support are (as underframe 11; 21) the stretch blow frame of Zu Chenging; the main left side of installing in the stretch blow frame; right template; drive the clasp mould mechanism that two templates are the jaw type folding; the bloated mould power of its template is big during stretch blow; depending the clasp mould mechanism template alone can open; so also need clamping mechanism; prevent the mould that expands; concrete structure is last; lower bearing bracket plate 1; main shaft 4 is installed in 2; a left side is arranged in frame; right template 5; 6; a left side; right template 5; be shaped on connecting ring (or being the connection ear) 7 in 6; 8; 9; 10; on the connecting ring; each is a pair of down; as Fig. 2; shown in Figure 3; main shaft 4 passes connecting ring 7; 8; 9; 10 left sides; right template links to each other; a left side; right template 5; 6 die sinking or matched moulds all rotate around main shaft 4; a left side; the anterior installation mold of right template; a left side; the rear portion of right template is driven by folding mould cylinder 16; and clamping mechanism arranged; its major technology is characterised in that described folding mould cylinder 16 is mounted in lower bearing bracket plate 2 belows; below folding mould cylinder 16 is installed in; but reserve the back locked mode of template; folding mould cylinder 16 drives a left side; right connecting rod 18; in lower bearing bracket plate 2, be shaped on chute 22; as Fig. 5; Fig. 7; shown in Figure 8; on a left side; right template 5; 6 bottom is shaped on pinhole 30; as Fig. 1; shown in Figure 2; outer head installation shaft pin 19 at connecting rod 18; the chute 22 that pivot pin 19 passes lower bearing bracket plate 2 enters a left side again; right template 5; in the pinhole 30 of 6 bottoms; drive a left side by folding mould cylinder 16; right connecting rod 18; again by a left side; the pivot pin 19 of right connecting rod drives a left side; right template 5; 6, and along chute 22 motion of lower bearing bracket plate 2.Described clamping mechanism is that locked mode cylinder 13 is installed in rear fixed plate 3, and as shown in Figure 1, locked mode cylinder 13 drives locked mode plate 12, and locked mode plate 12 contacts with the rear inside wall of left and right template 5,6.At first be after folding mould cylinder 16 drives left and right template matched moulds during work, maximum is opened in the rear end of two templates, the locked mode plate is pushing forward under the drive of locked mode cylinder between the two template rear portions, blocks two template rear portions during stretch blow and draws in, prevents that just two forepart of formwork from opening.After finishing stretch blow, the locked mode plate withdraws between two templates, again by 16 die sinkings of folding mould cylinder.For the work that makes the folding mould more reliable, at the bottom of lower bearing bracket plate 2 mounting and fixing support 15,20, folding mould cylinder 16 is installed on fixed mount 15 sides, the piston rod head of folding mould cylinder 16 is through a connecting plate 17 drivening rod 18 again, and has a guide post 14 to pass fixed mount 15,20 and connecting plate 17 in addition.Make the piston rod operation point-blank all the time of folding mould cylinder 16.For the locked mode plate is operated steadily, riser 31 is installed in upper frame plate 1 and lower bearing bracket plate 2 equally, guide rod 23,24 is arranged in locked mode plate 12, two of guide rod 23,24 is installed in rear fixed plate 3 and the riser 31.
Claims (3)
1. crab jaw type plastic bottle-blowing machine mould opening-closing mechanism, upper frame plate is arranged, the stretch blow frame that lower bearing bracket plate and rear fixed plate and support are formed, last, in the lower bearing bracket plate main shaft is installed, a left side is arranged in frame, right template, a left side, be shaped on connecting ring in the right template, main shaft passes connecting ring a left side, right template links to each other, a left side, the anterior installation mold of right template, a left side, the rear portion of right template is driven by folding mould cylinder (16), and clamping mechanism arranged, it is characterized in that described folding mould cylinder (16) is mounted in lower bearing bracket plate (2) below, folding mould cylinder drives a left side, right connecting rod (18), in lower bearing bracket plate (2), be shaped on chute (22), on a left side, right template (5,6) bottom is shaped on pinhole (30), at the outer head installation shaft pin (19) of connecting rod (18), the chute (22) that pivot pin (19) passes lower bearing bracket plate (2) enters a left side, right template (5,6) in the pinhole of bottom (30); Locked mode cylinder (13) is installed in rear fixed plate (3), and the locked mode cylinder drives locked mode plate (12), and the locked mode plate contacts with the rear inside wall of left and right template (5,6).
2. crab jaw type plastic bottle-blowing machine mould opening-closing mechanism as claimed in claim 1; it is characterized in that lower bearing bracket plate (2) bottom mounting and fixing support (15,20); folding mould cylinder (16) is installed on the fixed mount (15); the piston rod head of folding mould cylinder (16) is through connecting plate (17) drivening rod (18), and has guide post (14) to pass fixed mount (15,20) and connecting plate (17).
3. crab jaw type plastic bottle-blowing machine mould opening-closing mechanism as claimed in claim 1; it is characterized in that the middle riser (31) of installing of upper frame plate (1) and lower bearing bracket plate (2); guide rod (23,24) is arranged in locked mode plate (12), and two of guide rod (23,24) is installed in rear fixed plate (3) and the riser (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2005100609152A CN1935493B (en) | 2005-09-22 | 2005-09-22 | Crab jaw type plastic bottle-blowing machine mould opening-closing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2005100609152A CN1935493B (en) | 2005-09-22 | 2005-09-22 | Crab jaw type plastic bottle-blowing machine mould opening-closing mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1935493A CN1935493A (en) | 2007-03-28 |
| CN1935493B true CN1935493B (en) | 2010-12-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2005100609152A Expired - Fee Related CN1935493B (en) | 2005-09-22 | 2005-09-22 | Crab jaw type plastic bottle-blowing machine mould opening-closing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1935493B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102016001755A1 (en) * | 2016-02-16 | 2017-08-17 | Khs Corpoplast Gmbh | Pliers arrangement for the handling of preforms and transfer wheel and container treatment machine with such a pliers arrangement |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB979301A (en) * | 1960-01-15 | 1965-01-01 | Fmc Corp | Injection moulding machine |
| CN2127656Y (en) * | 1992-09-28 | 1993-03-03 | 蔡桂森 | Two-step two-way stretching directional blow-moulding former |
| CN1272421A (en) * | 1999-04-29 | 2000-11-08 | 蔡桂森 | Matched mould mechanism for plastics forming process |
| CN2586578Y (en) * | 2002-10-31 | 2003-11-19 | 解从广 | Cast closing and locking device for plastic stretching blowing machine |
| CN2868653Y (en) * | 2005-09-22 | 2007-02-14 | 蔡佳祎 | Crab-plier type plastic bottle-blower opening-closing-mould mechanism |
-
2005
- 2005-09-22 CN CN2005100609152A patent/CN1935493B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB979301A (en) * | 1960-01-15 | 1965-01-01 | Fmc Corp | Injection moulding machine |
| CN2127656Y (en) * | 1992-09-28 | 1993-03-03 | 蔡桂森 | Two-step two-way stretching directional blow-moulding former |
| CN1272421A (en) * | 1999-04-29 | 2000-11-08 | 蔡桂森 | Matched mould mechanism for plastics forming process |
| CN2586578Y (en) * | 2002-10-31 | 2003-11-19 | 解从广 | Cast closing and locking device for plastic stretching blowing machine |
| CN2868653Y (en) * | 2005-09-22 | 2007-02-14 | 蔡佳祎 | Crab-plier type plastic bottle-blower opening-closing-mould mechanism |
Non-Patent Citations (1)
| Title |
|---|
| GB 979301 A,全文. |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1935493A (en) | 2007-03-28 |
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Granted publication date: 20101201 Termination date: 20130922 |