CN201895411U - Mold forming device driven by conjugate cams - Google Patents
Mold forming device driven by conjugate cams Download PDFInfo
- Publication number
- CN201895411U CN201895411U CN2010205767500U CN201020576750U CN201895411U CN 201895411 U CN201895411 U CN 201895411U CN 2010205767500 U CN2010205767500 U CN 2010205767500U CN 201020576750 U CN201020576750 U CN 201020576750U CN 201895411 U CN201895411 U CN 201895411U
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- connecting rod
- frame
- group frame
- turning cylinder
- conjugate cam
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Abstract
The utility model relates to the technical field of blow molding of plastic sheets, in particular to a mold forming device driven by conjugate cams. The mold forming device is used for controlling the movement of an upper mold set frame and a lower mold set frame and comprises the upper mold set frame and the lower mold set frame, a first driving device, a second driving device and a bearing, wherein the upper mold set frame and the lower mold set frame are arranged in parallel from top to bottom; the upper mold set frame and the lower mold set frame are supported by guide posts; an accommodating area is formed between the upper mold set frame and the lower mold set frame; the first driving device is used for controlling the upper mold set frame to move up and down along the guide posts; the second driving device is used for controlling the lower mold set frame to move up and down along the guide posts; and two ends of the bearing are respectively provided with a first conjugate cam and a second conjugate cam for driving the upper mold set frame and the lower mold set frame to move synchronously in opposite directions. The mold forming device has a simple structure and is convenient to operate; in addition, the mold forming device can realize the adsorption forming on one set of molds, can shorten the forming cycle time, and achieves the purpose of uniform wall thickness of the formed sheets.
Description
Technical field
The utility model relates to the technical field to the plastic sheet blow molding.
Background technology
For the plastic sheet of hollow product when the blowing, at first the sheet material of extruding is heated to the semi-molten state, put into the mould chamber while hot, eject auxiliary bolt behind the matched moulds, feed compressed air in the sheet forming location immediately then, in the chamber of relative direction, feed vacuum again, just become finished product through die-cut after the hardening by cooling.Utilize the used mould of this forming method mainly to be divided into for three steps at present and finish, at first mould ejects auxiliary bolt then, more uncooled blank center is fed compressed air, obtains hollow product after the cooling.Because the action moulding more in advance of auxiliary bolt is good more, sheet material is even more, but the phenomenon that present technology causes the forming wall thickness ununiformity to spare easily, and auxiliary bolt ejection cycle marks separately, takies the molding cycle time.
Summary of the invention
The utility model purpose provides a kind of simple in structure, and is easy and simple to handle, can finish adsorption forming on a mold, shortens the molding cycle time, and the uniform a kind of conjugate cam of sheet material wall thickness drives mould molding device after the promotion moulding.
The mould molding device that a kind of conjugate cam drives is used to control moving of mold group frame, bed die group frame, and this device comprises:
The mold group frame that is arranged in parallel from top to bottom, bed die group frame support by lead between mold group frame and the bed die group frame, form zone to be placed between mold group frame and the bed die group frame;
First drive unit, described first drive unit are used to control mold group frame and move up and down along lead;
Second drive unit, described second drive unit are used to control bed die group frame and move up and down along lead;
Bearing, the two ends of bearing are provided with first conjugate cam, second conjugate cam respectively, are used to drive mold group frame, the synchronous relative motion of bed die group frame.
Mold group frame of the present utility model comprises frame, top mold frame, and frame is arranged in parallel in the top of top mold frame.
Bed die group frame of the present utility model comprises installing rack, following mould bases, and installing rack is arranged in parallel in down the below of mould bases.
First drive unit of the present utility model comprises drive link, connecting axle, longitudinal rod, first turning cylinder, extensile first V-shaped rest, upper connecting base, second connecting rod, third connecting rod, first swing arm, first revolute pair, the 4th connecting rod, the lower surface of frame is provided with two first revolute pairs respectively, place first turning cylinder on two first revolute pairs, the upper surface of top mold frame is provided with two respectively and goes up the connection base, the upper surface that connects base on each is connected with an end of first V-shaped rest, and the other end of first V-shaped rest is fixedlyed connected with first turning cylinder; One end of first turning cylinder is fixedlyed connected with an end of the 4th connecting rod, and the other end of the 4th connecting rod is connected with an end of longitudinal rod, and the other end of longitudinal rod is connected with an end of drive link by connecting axle;
The upper surface of installing rack is provided with two second revolute pairs respectively, places second turning cylinder on two second revolute pairs, and the other end of drive link is fixedlyed connected with the end of second turning cylinder;
Fixedly connected second connecting rod on second turning cylinder between two second revolute pairs, the two ends of third connecting rod bearing pin respectively connect second connecting rod, first swing arm, and first conjugate cam is set on first swing arm.
Second drive unit of the present utility model comprises second V-shaped rest, the axis of guide, travelling carriage, cam, connects base, the 6th connecting rod, second swing arm, expansion link, the 5th connecting rod, second conjugate cam down,
The lower surface of following mould bases is provided with two and connects base down, and each lower surface that connects base down is connected fixedly connected second turning cylinder of the other end of second V-shaped rest with an end of second V-shaped rest; Second turning cylinder is provided with some groups of cams respectively, be positioned at fixedly connected two axis of guides in lower surface of the following mould bases of every group of cam top, be positioned at every group of cam directly over following mould bases on through hole is set, place expansion link on the through hole, the periphery of expansion link is provided with travelling carriage, places the axis of guide on the travelling carriage;
An end of fixedly connected the 5th connecting rod on second turning cylinder, the other end bearing pin of the 5th connecting rod connects an end of the 6th connecting rod, and the other end bearing pin of the 6th connecting rod connects second swing arm, and second conjugate cam coaxial with first conjugate cam is set on second swing arm.
The utility model adopts technique scheme, and compared with prior art have following advantage: the utility model comprises coaxial biconjugate cam pack, drive set component, top mold frame assembly, counterdie frame component, frame, auxiliary body.Described drive set component promotes the folding of the motion control mould of top mold frame assembly and counterdie frame component respectively; Auxiliary body comprises that the cam that is installed on the lower link assembly middle transition axle promotes the servicing unit that can slide at mould bases axis of guide easy on and off down, thus the auxiliary bolt action can control and regulate the sheet material adsorption forming time.When mould is oppositely installed, above this auxiliary body also can be installed in.By cooperatively interacting of each conjugate cam curve, the action beat of mould and order are controlled the action of auxiliary bolt simultaneously in advance about can adjusting in matched moulds, in advance the actuation time of auxiliary bolt, can improve molding effect and auxiliary bolt and control reliable.Compared with prior art, the utlity model has easy to adjust, high efficiency, simple in structure directly perceived, fault rate is low.Be particularly useful for the multimode cavity multiple products forming mould practicality simultaneously that stretches bigger.
Description of drawings
Fig. 1 is a kind of structural representation of the present utility model.
Wherein, 1, installing rack, 2, frame, 3, top mold frame, 4, following mould bases, 5, lead, 6, second revolute pair, 7, second turning cylinder, 8, second V-shaped rest, 9, drive link, 10, connecting axle, 11, longitudinal rod, 12, first turning cylinder, 13, first V-shaped rest, 14, upper connecting base, 16, the axis of guide, 17, travelling carriage, 18, cam, 20, second connecting rod, 21, third connecting rod, the one 22, swing arm, 25, first conjugate cam, 26, bearing, 29, first revolute pair, 30, the 4th connecting rod, 31, under connect base, 32, the 6th connecting rod, 33, second swing arm, 34, expansion link, 35, the 5th connecting rod, 36, second conjugate cam.
The specific embodiment
Below in conjunction with accompanying drawing the technical solution of the utility model is elaborated:
As shown in Figure 1, the mould molding device that a kind of conjugate cam drives is used to control moving of mold group frame, bed die group frame, and this device comprises:
The mold group frame that is arranged in parallel from top to bottom, bed die group frame support by lead 5 between mold group frame and the bed die group frame, form zone to be placed between mold group frame and the bed die group frame;
First drive unit, described first drive unit are used to control mold group frame and move up and down along lead 5;
Second drive unit, described second drive unit are used to control bed die group frame and move up and down along lead 5;
Bearing 26, the two ends of bearing 26 are provided with first conjugate cam 25, second conjugate cam 36 respectively, are used to drive mold group frame, the synchronous relative motion of bed die group frame.
As shown in Figure 1, mold group frame of the present utility model comprises frame 2, top mold frame 3, and frame 2 is arranged in parallel in the top of top mold frame 3.
As shown in Figure 1, bed die group frame of the present utility model comprises installing rack 1, following mould bases 4, and installing rack 1 is arranged in parallel in down the below of mould bases 4.
As shown in Figure 1, first drive unit of the present utility model comprises drive link 9, connecting axle 10, longitudinal rod 11, first turning cylinder 12, extensile first V-shaped rest 13, upper connecting base 14, second connecting rod 20, third connecting rod 21, first swing arm 22, first revolute pair 29, the 4th connecting rod 30, the lower surface of frame 2 is provided with two first revolute pairs 29 respectively, place first turning cylinder 12 on two first revolute pairs 29, the upper surface of top mold frame 3 is provided with two respectively and goes up connection base 14, the upper surface that connects base 14 on each is connected with an end of first V-shaped rest 13, and the other end of first V-shaped rest 13 is fixedlyed connected with first turning cylinder 12; One end of first turning cylinder 12 is fixedlyed connected with an end of the 4th connecting rod 30, and the other end of the 4th connecting rod 30 is connected with an end of longitudinal rod 11, and the other end of longitudinal rod 11 is connected with an end of drive link 9 by connecting axle 10;
The upper surface of installing rack 1 is provided with respectively on 6, two second revolute pairs 6 of two second revolute pairs and places second turning cylinder 7, and the other end of drive link 9 is fixedlyed connected with the end of second turning cylinder 7;
Fixedly connected second connecting rod 20 on second turning cylinder 7 between two second revolute pairs 6, the two ends of third connecting rod 21 are provided with first conjugate cam 25 on bearing pin connection second connecting rod 20, first swing arm, 22, the first swing arms 22 respectively.
As shown in Figure 1, second drive unit of the present utility model comprises second V-shaped rest 8, the axis of guide 16, travelling carriage 17, cam 18, connects base 31, the 6th connecting rod 32, second swing arm 33, expansion link 34, the 5th connecting rod 35, second conjugate cam 36 down,
The lower surface of following mould bases 4 is provided with two and connects base 31 down, and each lower surface that connects base 31 down is connected fixedly connected second turning cylinder 7 of the other end of second V-shaped rest 8 with an end of second V-shaped rest 8; Second turning cylinder 7 is provided with some groups of cams 18 respectively, be positioned at fixedly connected two axis of guides 16 in lower surface of the following mould bases 4 of every group of cam 18 tops, be positioned at every group of cam 18 directly over following mould bases 4 on through hole is set, place expansion link 34 on the through hole, the periphery of expansion link 34 is provided with travelling carriage 17, places the axis of guide 16 on the travelling carriage 17;
An end of fixedly connected the 5th connecting rod 35 on second turning cylinder 7, the other end bearing pin of the 5th connecting rod 35 connects an end of the 6th connecting rod 32, the other end bearing pin of the 6th connecting rod 32 connects on second swing arm, 33, the second swing arms 33 second conjugate cam 36 coaxial with first conjugate cam 25 is set.
Claims (5)
1. the mould molding device that conjugate cam drives is used to control moving of mold group frame, bed die group frame, it is characterized in that this device comprises:
The mold group frame that is arranged in parallel from top to bottom, bed die group frame support by lead (5) between mold group frame and the bed die group frame, form zone to be placed between mold group frame and the bed die group frame;
First drive unit, described first drive unit are used to control mold group frame and move up and down along lead (5);
Second drive unit, described second drive unit are used to control bed die group frame and move up and down along lead (5);
Bearing (26), the two ends of bearing (26) are provided with first conjugate cam (25), second conjugate cam (36) respectively, are used to drive mold group frame, the synchronous relative motion of bed die group frame.
2. the mould molding device that conjugate cam according to claim 1 drives is characterized in that above-mentioned mold group frame comprises frame (2), top mold frame (3), and frame (2) is arranged in parallel in the top of top mold frame (3).
3. the mould molding device that conjugate cam according to claim 1 drives is characterized in that above-mentioned bed die group frame comprises installing rack (1), following mould bases (4), and installing rack (1) is arranged in parallel in down the below of mould bases (4).
4. the mould molding device that drives according to claim 1 or 2 or 3 described conjugate cams, it is characterized in that above-mentioned first drive unit comprises drive link (9), connecting axle (10), longitudinal rod (11), first turning cylinder (12), extensile first V-shaped rest (13), upper connecting base (14), second connecting rod (20), third connecting rod (21), first swing arm (22), first revolute pair (29), the 4th connecting rod (30), the lower surface of frame (2) is provided with two first revolute pairs (29) respectively, place first turning cylinder (12) on two first revolute pairs (29), the upper surface of top mold frame (3) is provided with two respectively and goes up connection base (14), the upper surface that connects base (14) on each is connected with an end of first V-shaped rest (13), and the other end of first V-shaped rest (13) is fixedlyed connected with first turning cylinder (12); One end of first turning cylinder (12) is fixedlyed connected with an end of the 4th connecting rod (30), the other end of the 4th connecting rod (30) is connected with an end of longitudinal rod (11), and the other end of longitudinal rod (11) is connected with an end of drive link (9) by connecting axle (10);
The upper surface of installing rack (1) is provided with two second revolute pairs (6) respectively, places second turning cylinder (7) on two second revolute pairs (6), and the other end of drive link (9) is fixedlyed connected with the end of second turning cylinder (7);
Second turning cylinder (7) that is positioned between two second revolute pairs (6) is gone up fixedly connected second connecting rod (20), the two ends of third connecting rod (21) bearing pin respectively connect second connecting rod (20), first swing arm (22), and first conjugate cam (25) is set on first swing arm (22).
5. the mould molding device that conjugate cam according to claim 1 drives, it is characterized in that above-mentioned second drive unit comprises second V-shaped rest (8), the axis of guide (16), travelling carriage (17), cam (18), connects base (31), the 6th connecting rod (32), second swing arm (33), expansion link (34), the 5th connecting rod (35), second conjugate cam (36) down
The lower surface of following mould bases (4) is provided with two and connects base (31) down, and each lower surface that connects base (31) down is connected fixedly connected second turning cylinder of the other end of second V-shaped rest (8) (7) with an end of second V-shaped rest (8); Second turning cylinder (7) is provided with some groups of cams (18) respectively, be positioned at fixedly connected two axis of guides in lower surface (16) of the following mould bases (4) of every group of cam (18) top, be positioned at every group of cam (18) directly over following mould bases (4) on through hole is set, place expansion link (34) on the through hole, the periphery of expansion link (34) is provided with travelling carriage (17), places the axis of guide (16) on the travelling carriage (17);
Second turning cylinder (7) is gone up an end of fixedly connected the 5th connecting rod (35), the other end bearing pin of the 5th connecting rod (35) connects an end of the 6th connecting rod (32), the other end bearing pin of the 6th connecting rod (32) connects second swing arm (33), and second swing arm (33) is gone up second conjugate cam (36) coaxial with first conjugate cam (25) is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205767500U CN201895411U (en) | 2010-10-26 | 2010-10-26 | Mold forming device driven by conjugate cams |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205767500U CN201895411U (en) | 2010-10-26 | 2010-10-26 | Mold forming device driven by conjugate cams |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201895411U true CN201895411U (en) | 2011-07-13 |
Family
ID=44253327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205767500U Expired - Lifetime CN201895411U (en) | 2010-10-26 | 2010-10-26 | Mold forming device driven by conjugate cams |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201895411U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110936437A (en) * | 2019-12-23 | 2020-03-31 | 上海展仕机械设备有限公司 | Linkage cutting die frame of positive and negative pressure plastic suction forming machine |
| CN110936436A (en) * | 2019-12-23 | 2020-03-31 | 上海展仕机械设备有限公司 | Molding linkage die carrier of positive and negative pressure plastic suction molding machine |
-
2010
- 2010-10-26 CN CN2010205767500U patent/CN201895411U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110936437A (en) * | 2019-12-23 | 2020-03-31 | 上海展仕机械设备有限公司 | Linkage cutting die frame of positive and negative pressure plastic suction forming machine |
| CN110936436A (en) * | 2019-12-23 | 2020-03-31 | 上海展仕机械设备有限公司 | Molding linkage die carrier of positive and negative pressure plastic suction molding machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: Jiangning Development Zone in Nanjing City, Jiangsu province 211153 Evergreen Street No. 32 Patentee after: China Shipbuilding Heavy Industries (Nanjing) Molding Technology Co., Ltd. Address before: Shuige Development Zone Jiangning road Nanjing city Jiangsu province 210006 Evergreen Street Patentee before: Nanjing Pengli Science & Technology Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20110713 |
|
| CX01 | Expiry of patent term |