CN201172277Y - High speed thermoforming machine for thermoplastic plastic molding products - Google Patents
High speed thermoforming machine for thermoplastic plastic molding products Download PDFInfo
- Publication number
- CN201172277Y CN201172277Y CNU200820082877XU CN200820082877U CN201172277Y CN 201172277 Y CN201172277 Y CN 201172277Y CN U200820082877X U CNU200820082877X U CN U200820082877XU CN 200820082877 U CN200820082877 U CN 200820082877U CN 201172277 Y CN201172277 Y CN 201172277Y
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- connecting rod
- last
- base portion
- rod
- crank
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- Expired - Lifetime
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- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a high-speed thermoforming machine for forming thermoplastic finished products. The high-speed thermoforming machine utilizes a crank-connecting rod structure to drive an upper working table and a lower working table, at the instant of the upper and the lower working tables closing molds, the interaction force of the upper and the lower working tables is applied along the center lines of an upper left connecting rod, an upper right connecting rod, a lower left connecting rod and a lower right connecting rod, thereby a 'top dead center' is formed through the rotating center of a supporting rotation shaft, and theoretically the interaction force between the two working tables can be infinite, thereby guaranteeing that the high-speed thermoforming machine can provide great closing pressure to form high-quality finished products. The upper and the lower working tables of the high-speed thermoforming machine can move faster, and the high-speed thermoforming machine can obtain greater and more uniform mold-closing pressure to increase the production efficiency of the thermoforming machines, thereby obtaining plastic products of more precise dimension.
Description
Technical field
The utility model relates to a kind of high speed thermoforming machine of thermoplastic plastics shaping goods.
Background technology
At present, domestic thermoforming for the thermoplastic plastic sheet is processed employed equipment mainly based on hydraulic forming machine.The upper and lower motion of the workbench of hydraulic forming machine is by a hydraulic oil cylinder driving, its major defect is as follows: 1, need bigger clamping pressure during the molded thermoplastic plastic sheet, require the cylinder diameter of driving workbench bigger, so just cause the movement velocity of oil cylinder slower, cause shaping speed slower, production efficiency is not high, and specific energy consumption is bigger; 2, the clamping pressure of make-up machine is subjected to the restriction of its cylinder diameter, difficultly reaches very high pressure, and oil cylinder is installed in the central authorities of workbench, causes clamping pressure skewness on whole table plane, the product wall thickness size inequality after the moulding; 3, hydraulic system structure is complicated, and fault rate is higher, operation, safeguards inconveniently, and system needs a large amount of hydraulic oil, easily pollutes working environment, easily pollutes workpiece and scraps.
Summary of the invention
The utility model mainly is to solve above-mentioned existing in prior technology technical problem, and a kind of high speed thermoforming machine of thermoplastic plastics shaping goods is provided.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals: a kind of high speed thermoforming machine of thermoplastic plastics shaping goods, comprise upper table and lower table, wherein upper table is arranged on the frame wallboard by the upper table guide pillar, be wholely set molding concave die below the upper table, lower table is arranged on the frame wallboard by the lower table guide pillar, be wholely set forming convax mould above the lower table, left rotary shaft and last right spindle are set above the described upper table, wherein go up the end that left connecting rod is set on the left rotary shaft, the other end of going up left connecting rod is connected on the left driven crank, the base portion of going up left driven crank is arranged on the left supporting revolving shaft, the coaxial left side that is provided with is from connecting rod on the last left supporting revolving shaft, one end of right connecting rod is set on the last right spindle, the other end of last right connecting rod is connected on the right driven crank, the base portion of going up right driven crank is arranged on the right supporting revolving shaft, the coaxial right side that is provided with is from connecting rod on the last right supporting revolving shaft, a last left side is connected linkage from connecting rod via last tranverse connecting rod with the last right side from connecting rod, a last left side also is provided with master connecting-rod from the joint, end of connecting rod, the base portion of last master connecting-rod is arranged on the driving crank, and the base portion of last driving crank is driven by the last main drive wheel that is arranged on the frame wallboard; Symmetrically, bottom left rotating shaft and bottom right rotating shaft are set below the described lower table, one end of bottom left connecting rod wherein is set in the bottom left rotating shaft, the other end of bottom left connecting rod is connected on the driven crank of bottom left, the base portion of the driven crank of bottom left is arranged on the bottom left supporting revolving shaft, the coaxial bottom left that is provided with is from connecting rod on the bottom left supporting revolving shaft, one end of right connecting rod is set down in the bottom right rotating shaft, the other end of following right connecting rod is connected on the driven crank of bottom right, the base portion of the driven crank of bottom right is arranged on the bottom right supporting revolving shaft, the coaxial bottom right that is provided with is from connecting rod on the bottom right supporting revolving shaft, bottom left is connected linkage from connecting rod via lower transverse connecting rod with bottom right from connecting rod, bottom left also is provided with down master connecting-rod from the joint, end of connecting rod, the base portion of following master connecting-rod is arranged on down on the driving crank, and the base portion of following driving crank is driven by the following main drive wheel that is arranged on the frame wallboard.
As preferably, describedly left connecting rod, go up right connecting rod, the bottom left connecting rod, the stage casing of right connecting rod all is provided with adjusting screw(rod) down, adjusting screw(rod) is used for regulating the depth of parallelism of two workbench.Can adjust 4 height of workbench respectively by rotating four adjusting screw(rod)s, can guarantee the depth of parallelism between two workbench so well, thereby guarantee that the product wall thickness that molds is even.
Adopt technique scheme, make that the motion of lower table is quicker on the utility model thermoforming machine, and can obtain bigger, more uniform clamping pressure,, obtain size plastic products more accurately to improve the production efficiency of thermoforming machine.The utlity model has characteristics such as simple in structure, reasonable in design.
Description of drawings
Fig. 1 is a kind of structural representation of the present utility model.
The specific embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment: referring to Fig. 1, upper table 2 of the present utility model is arranged on the frame wallboard 1 by upper table guide pillar 7, be wholely set molding concave die 4 below the upper table 2, left rotary shaft 8 and last right spindle 18 are set above the upper table 2, wherein go up the end that left connecting rod 9 is set on the left rotary shaft 8, the other end of going up left connecting rod 9 is connected on the left driven crank 10, the base portion of going up left driven crank 10 is arranged on the left supporting revolving shaft 11, the coaxial left side that is provided with is from connecting rod 12 on the last left supporting revolving shaft 11, one end of right connecting rod 19 is set on the last right spindle 18, the other end of last right connecting rod 19 is connected on the right driven crank 20, the base portion of going up right driven crank 20 is arranged on the right supporting revolving shaft 21, the coaxial right side that is provided with is from connecting rod 15 on the last right supporting revolving shaft 21, a last left side is connected linkage from connecting rod 15 via last tranverse connecting rod 13 with the last right side from connecting rod 12, a last left side also is provided with master connecting-rod 14 from the joint, end of connecting rod 12, the base portion of last master connecting-rod 14 is arranged on the driving crank 17, and the base portion of last driving crank 17 is driven by the last main drive wheel 16 that is arranged on the frame wallboard 1;
Symmetrically, lower table 3 of the present utility model is arranged on the frame wallboard 1 by lower table guide pillar 32, be wholely set forming convax mould 5 above the lower table 3, bottom left rotating shaft 28 and bottom right rotating shaft 38 are set below the lower table 3, one end of bottom left connecting rod 29 wherein is set in the bottom left rotating shaft 28, the other end of bottom left connecting rod 29 is connected on the driven crank 30 of bottom left, the base portion of the driven crank 30 of bottom left is arranged on the bottom left supporting revolving shaft 31, the coaxial bottom left that is provided with is from connecting rod 22 on the bottom left supporting revolving shaft 31, one end of right connecting rod 39 is set down in the bottom right rotating shaft 38, the other end of following right connecting rod 39 is connected on the driven crank 40 of bottom right, the base portion of the driven crank 40 of bottom right is arranged on the bottom right supporting revolving shaft 41, the coaxial bottom right that is provided with is from connecting rod 25 on the bottom right supporting revolving shaft 41, bottom left is connected linkage from connecting rod 25 via lower transverse connecting rod 23 with bottom right from connecting rod 22, bottom left also is provided with down master connecting-rod 24 from the joint, end of connecting rod 22, the base portion of following master connecting-rod 24 is arranged on down on the driving crank 27, and the base portion of following driving crank 27 is driven by the following main drive wheel 26 that is arranged on the frame wallboard 1.The stage casing of last left connecting rod 9, last right connecting rod 19, bottom left connecting rod 29, following right connecting rod 39 all is provided with adjusting screw(rod) 33, adjusting screw(rod) is used for regulating the depth of parallelism of two workbench, can adjust 4 height of workbench respectively by rotating four adjusting screw(rod)s, can guarantee the depth of parallelism between two workbench so well, thereby guarantee that the product wall thickness that molds is even.
During the utility model work, servomotor is that rotate in the axle center by shaft coupling, the last driving crank 17 of reduction box driving and the above respectively lower support rotating shaft of following driving crank 27 up and down, finally be converted into a working cycles of upper table and lower table, thereby matched moulds, moulding, the demoulding action of last lower table have been realized, after a working cycles is finished, film transport mechanism is transported to station with sheet material 6, begins next working cycles.Adopt this crank-bar linkage structure, in the moment of last lower table matched moulds, the interaction force direction of last lower table is the centerline direction along last left connecting rod, last right connecting rod, bottom left connecting rod, following right connecting rod, center of rotation by supporting revolving shaft, form like this " top dead-centre ", interaction force between two workbench is can be infinitely-great in theory, has so just guaranteed that the high speed thermoforming machine can provide very large clamping pressure, thereby has molded high-quality goods.
At last, should be pointed out that above embodiment only is the more representational example of the utility model.Obviously, the utility model is not limited to the foregoing description, and many distortion can also be arranged.Every foundation technical spirit of the present utility model all should be thought to belong to protection domain of the present utility model to any simple modification, equivalent variations and modification that above embodiment did.
Claims (2)
1. the high speed thermoforming machine of thermoplastic plastics shaping goods, comprise upper table (2) and lower table (3), wherein upper table (2) is arranged on the frame wallboard (1) by upper table guide pillar (7), be wholely set molding concave die (4) below the upper table (2), lower table (3) is arranged on the frame wallboard (1) by lower table guide pillar (32), be wholely set forming convax mould (5) above the lower table (3), it is characterized in that:
Left rotary shaft (8) and last right spindle (18) are set above the described upper table (2), wherein go up the end that left connecting rod (9) is set on the left rotary shaft (8), the other end of going up left connecting rod (9) is connected on the left driven crank (10), the base portion of going up left driven crank (10) is arranged on the left supporting revolving shaft (11), go up left supporting revolving shaft (11) and go up the coaxial left side that is provided with from connecting rod (12), one end of right connecting rod (19) is set on the last right spindle (18), the other end of last right connecting rod (19) is connected on the right driven crank (20), the base portion of going up right driven crank (20) is arranged on the right supporting revolving shaft (21), go up right supporting revolving shaft (21) and go up the coaxial right side that is provided with from connecting rod (15), a last left side is connected linkage from connecting rod (15) via last tranverse connecting rod (13) with the last right side from connecting rod (12), a last left side also is provided with master connecting-rod (14) from the joint, end of connecting rod (12), the base portion of last master connecting-rod (14) is arranged on the driving crank (17), and the base portion of last driving crank (17) is driven by the last main drive wheel (16) that is arranged on the frame wallboard;
Symmetrically, bottom left rotating shaft (28) and bottom right rotating shaft (38) are set below the described lower table (3), one end of bottom left connecting rod (29) is set in the wherein bottom left rotating shaft (28), the other end of bottom left connecting rod (29) is connected on the driven crank of bottom left (30), the base portion of the driven crank of bottom left (30) is arranged on the bottom left supporting revolving shaft (31), bottom left supporting revolving shaft (31) is gone up the coaxial bottom left that is provided with from connecting rod (22), one end of right connecting rod (39) is set down in the bottom right rotating shaft (38), the other end of following right connecting rod (39) is connected on the driven crank of bottom right (40), the base portion of the driven crank of bottom right (40) is arranged on the bottom right supporting revolving shaft (41), bottom right supporting revolving shaft (41) is gone up the coaxial bottom right that is provided with from connecting rod (25), bottom left is connected linkage from connecting rod (25) via lower transverse connecting rod (23) with bottom right from connecting rod (22), bottom left also is provided with down master connecting-rod (24) from the joint, end of connecting rod (22), the base portion of following master connecting-rod (24) is arranged on down on the driving crank (27), and the base portion of following driving crank (27) is driven by the following main drive wheel (26) that is arranged on the frame wallboard.
2. the high speed thermoforming machine of thermoplastic plastics shaping goods according to claim 1 is characterized in that: the stage casing of described left connecting rod (9), last right connecting rod (19), bottom left connecting rod (29), following right connecting rod (39) all is provided with adjusting screw(rod) (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820082877XU CN201172277Y (en) | 2008-01-31 | 2008-01-31 | High speed thermoforming machine for thermoplastic plastic molding products |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820082877XU CN201172277Y (en) | 2008-01-31 | 2008-01-31 | High speed thermoforming machine for thermoplastic plastic molding products |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201172277Y true CN201172277Y (en) | 2008-12-31 |
Family
ID=40199383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200820082877XU Expired - Lifetime CN201172277Y (en) | 2008-01-31 | 2008-01-31 | High speed thermoforming machine for thermoplastic plastic molding products |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201172277Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106585051A (en) * | 2016-10-19 | 2017-04-26 | 东莞理工学院 | Film pressing mechanism for square products |
| CN108327227A (en) * | 2018-04-18 | 2018-07-27 | 上海香广电气自动化科技有限公司 | A kind of sheet forming molding driving mechanism and its working method |
-
2008
- 2008-01-31 CN CNU200820082877XU patent/CN201172277Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106585051A (en) * | 2016-10-19 | 2017-04-26 | 东莞理工学院 | Film pressing mechanism for square products |
| CN106585051B (en) * | 2016-10-19 | 2018-11-09 | 东莞理工学院 | A kind of squeeze-film mechanism of square products |
| CN108327227A (en) * | 2018-04-18 | 2018-07-27 | 上海香广电气自动化科技有限公司 | A kind of sheet forming molding driving mechanism and its working method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20081231 |
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| CX01 | Expiry of patent term |