CN203779847U - Double-power composite linkage rod mechanism - Google Patents
Double-power composite linkage rod mechanism Download PDFInfo
- Publication number
- CN203779847U CN203779847U CN201420146623.5U CN201420146623U CN203779847U CN 203779847 U CN203779847 U CN 203779847U CN 201420146623 U CN201420146623 U CN 201420146623U CN 203779847 U CN203779847 U CN 203779847U
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- cam
- connecting rod
- moving plate
- upper moving
- camshaft
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- 230000007246 mechanism Effects 0.000 title claims abstract description 80
- 239000002131 composite material Substances 0.000 title claims abstract description 14
- 230000003028 elevating effect Effects 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000012423 maintenance Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000010008 shearing Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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Abstract
The utility model relates to a double-power composite linkage rod mechanism. The double-power composite linkage rod mechanism comprises at least two first guide columns, a top plate, an upper moving plate and an upper moving plate lifting mechanism, wherein the first guide columns are arranged along a vertical direction; the top plate is fixedly mounted at the upper ends of the guide columns; the upper moving plate is mounted on the first guide columns and is positioned below the top plate; the upper moving plate lifting mechanism comprises a first cam mechanism, a second cam mechanism, two second guide columns, two bearing guide sleeves, a guide seat, a connecting rod, a reversing linkage rod, two first linkage rods, two second linkage rods and two third linkage rods. The angle of the first linkage rods and the second linkage rods is changed, and the angle value is converted into the vertical movement distance of the upper moving plate; when the angle is larger, the output pressure of the upper moving plate is higher. Thus, the die assembly shear force is greatly increased; the first cam mechanism and the second cam mechanism serve as power mechanisms, and motors are adopted for driving generally; a motor is replaced with two motors which cooperatively act, so that the power of the motors can be reduced, and the manufacturing cost and the maintenance cost are reduced.
Description
Technical field
The utility model relates to a kind of linkage, relates in particular to a kind of double dynamical composite rod mechanism.
Background technology
At present, the moulding shearing die of plastic suction forming apparatus, generally comprises mold and bed die, and mold lifting mechanism, drives mold, bed die to carry out matched moulds by mold lifting mechanism, and moulding is sheared.
Mold lifting mechanism has following two kinds of frame modes:
The first frame mode is: mold lifting mechanism comprises mold elevating mechanism and bed die elevating mechanism, and mold elevating mechanism, bed die elevating mechanism drive respectively mold, bed die lifting to carry out matched moulds.Though above-mentioned this double driving mechanism provides enough matched moulds shearing forces, but due to the matched moulds that moves up and down, produce stronger vibrations, cause matched moulds contraposition not accurate enough, and have some other unpredicted harmful effect.
The second frame mode is, mold lifting mechanism only comprises mold elevating mechanism, and bed die is fixed, and mold lifting drives mold lifting and bed die to carry out matched moulds.Although this single driving mechanism contraposition is accurate, matched moulds shearing force is often inadequate, in order to obtain enough shearing forces, generally can only adopt more powerful motor, powerful motor is expensive, heavy, installation, maintenance, change all very inconvenient, increased manufacturing cost and maintenance cost.
Above-mentioned two kinds of frame modes are generally realized by motor and linkage.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of double dynamical composite rod mechanism, and the matched moulds contraposition of this double dynamical composite rod mechanism is accurate, improves matched moulds shearing force, and can reduce the power of motor, reduces manufacturing cost and maintenance cost.The technical scheme adopting is as follows:
The double dynamical composite rod of one mechanism, comprise at least two the first guide pillars, top board, upper moving plate and upper moving plate elevating mechanism, the first guide pillar vertically arranges, top board is fixedly mounted on the upper end of the first guide pillar, upper moving plate is arranged on the below on the first guide pillar and in top board, it is characterized in that: described upper moving plate elevating mechanism comprises the first cam mechanism, the second cam mechanism, two the second guide pillars, two bearing fairleads, guide holder, connecting rod, commutation connecting rod, two first connecting rods, two second connecting rods and two third connecting rods; Two bearing fairleads are fixedly mounted on described top board, and vertically, two the second guide pillars are respectively in corresponding bearing fairlead for the axis of bearing fairlead, and the lower end of two the second guide pillars is all connected with guide holder; The first cam mechanism is arranged on top board, and the second cam mechanism is arranged on guide holder, between the clutch end of the first cam mechanism and the clutch end of the second cam mechanism, is connected by connecting rod; The lower end of reversing bar is connected with guide holder, upper end and the top board of first connecting rod are hinged, the lower end of second connecting rod and described upper moving plate are hinged, first connecting rod lower end and second connecting rod upper end are hinged, one end of third connecting rod is hinged with the upper end of commutation connecting rod, and the upper end of the other end of third connecting rod and the lower end of first connecting rod or second connecting rod is hinged.
The reciprocating action of the first cam mechanism, the second cam mechanism moves up and down guide holder under the guide effect of the second guide pillar, commutation connecting rod is arranged on guide holder, the power that commutation connecting rod moves up and down guide holder changes into left and right directions, the action of promotion third connecting rod, under the horizontal effect of third connecting rod, the angle of first connecting rod and second connecting rod is changed, angle value converts the distance that upper moving plate moves up and down to, in the time that angle is larger, upper moving plate output pressure is larger, shears enough pressure is provided for moulding.Because not being drives respectively the motion of upper moving plate, lower moving plate to carry out matched moulds, but carry out matched moulds by the motion that the first cam mechanism, the second cam mechanism promote upper moving plate jointly, therefore matched moulds contraposition is accurate; The angle of first connecting rod and second connecting rod changes, and angle value converts the distance that upper moving plate moves up and down to, and in the time that angle is larger, upper moving plate output pressure is larger, therefore, has increased substantially matched moulds shearing force; The first cam mechanism, the second cam mechanism, as actuating unit, adopt motor to drive conventionally, adopt the acting in conjunction of two motors to replace a motor, therefore can reduce the power of motor, reduce manufacturing cost and maintenance cost.
As preferred version of the present utility model, described the first cam mechanism comprises the first motor, the first camshaft, the first cam, clutch shaft bearing cover and the first cam link, the first motor and the first camshaft are installed on described top board, the first motor and the first camshaft are in transmission connection, the first cam is arranged on the first camshaft, the first cam link upper end is socketed in the first cam outside by clutch shaft bearing cover, and the first cam link lower end is connected with the upper end of described connecting rod; Described the second cam mechanism comprises the second motor, the second camshaft, the second cam, the second bearing holder (housing, cover) and the second cam link, the second motor and the second camshaft are installed on described guide holder, the second motor and the second camshaft are in transmission connection, the second cam is arranged on the second camshaft, the second cam link lower end is socketed in the second cam outside by the second bearing holder (housing, cover), and the second cam link upper end is connected with the lower end of described connecting rod.The first motor and the second motor drive respectively the first camshaft, the second camshaft that the first cam, the second cam are rotated according to certain rotating speed ratio, the first cam, the second cam drive that the first cam link moves downward, the second cam link moves upward while rotation, thereby pull guide holder to move up and down.
As the further preferred version of the utility model, on described the first cam, the second cam, all offer through hole.On the first cam, the second cam, all offer through hole, this through hole, for the counterweight of the first cam, the second cam, makes the quality of the first cam, the second cam comparatively even, thereby reduces the rotator inertia of the first cam, the second cam, also reduces noise.
As further preferred version of the utility model, described commutation connecting rod is T-shaped.Be set to T-shapedly by commutation connecting rod, make moving up and down of guide holder, be converted to more fully horizontal thrust, thereby further improve matched moulds shearing force.
As further preferred version of the utility model, described upper moving plate elevating mechanism also comprises assistant cylinder and pull bar, and assistant cylinder is arranged on described top board, and the piston rod of assistant cylinder is connected with upper moving plate by pull bar.By assistant cylinder is set, assistant cylinder action in the time of matched moulds, the moment shearing force while further improving matched moulds.
Compared with prior art, tool has the following advantages the utility model:
Because not being drives respectively the motion of upper moving plate, lower moving plate to carry out matched moulds, but carry out matched moulds by the motion that the first cam mechanism, the second cam mechanism promote upper moving plate jointly, therefore matched moulds contraposition is accurate; The angle of first connecting rod and second connecting rod changes, and angle value converts the distance that upper moving plate moves up and down to, and in the time that angle is larger, upper moving plate output pressure is larger, therefore, has increased substantially matched moulds shearing force; The first cam mechanism, the second cam mechanism, as actuating unit, adopt motor to drive conventionally, adopt the acting in conjunction of two motors to replace a motor, therefore can reduce the power of motor, reduce manufacturing cost and maintenance cost.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model preferred embodiment;
Fig. 2 is the left view of Fig. 1.
Detailed description of the invention
Be described further below in conjunction with accompanying drawing and preferred embodiment of the present utility model.
As depicted in figs. 1 and 2, this double dynamical composite rod mechanism, comprise two the first guide pillars 1, top board 2, upper moving plate 3 and upper moving plate elevating mechanisms 4, the first guide pillar 1 vertically arranges, top board 2 is fixedly mounted on the upper end of the first guide pillar 1, and upper moving plate 3 is arranged on the below on the first guide pillar 1 and in top board 2; Upper moving plate elevating mechanism 4 comprises the first cam mechanism 401, the second cam mechanism 402, two the second guide pillars 403, two bearing fairleads 404, guide holder 405, connecting rod 406, T-shaped commutation connecting rod 407, two first connecting rods 408, two second connecting rods 409 and two third connecting rods 410; Two bearing fairleads 404 are fixedly mounted on top board 2, and vertically, two the second guide pillars 403 are respectively in corresponding bearing fairlead 404 for the axis of bearing fairlead 404, and the lower end of two the second guide pillars 404 is all connected with guide holder 405; The first cam mechanism 401 is arranged on top board 2, and the second cam mechanism 402 is arranged on guide holder 405, between the clutch end of the first cam mechanism 401 and the clutch end of the second cam mechanism 402, is connected by connecting rod 406; The lower end of reversing bar 407 is connected with guide holder 405, the upper end of first connecting rod 408 and top board 2 are hinged, the lower end of second connecting rod 409 and upper moving plate 3 are hinged, first connecting rod 408 lower ends and second connecting rod 409 upper ends are hinged, one end of third connecting rod 410 is hinged with the upper end of commutation connecting rod 407, and the lower end (or upper end of second connecting rod 409) of the other end of third connecting rod 410 and first connecting rod 408 is hinged.
The first cam mechanism 401 comprises the first motor 4011, the first camshaft 4012, the first cam 4013, clutch shaft bearing cover 4014 and the first cam link 4015, the first motor 4011 and the first camshaft 4012 are installed on top board 2, the first motor 4011 and the first camshaft 4012 are in transmission connection, the first cam 4013 is arranged on the first camshaft 4012, the first cam link 4015 upper ends are overlapped 4014 by clutch shaft bearing and are socketed in the first cam 4013 outsides, and the first cam link 4015 lower ends are connected with the upper end of connecting rod 406; The second cam mechanism 402 comprises the second motor 4021, the second camshaft 4022, the second cam 4023, the second bearing holder (housing, cover) 4024 and the second cam link 4025, the second motor 4021 and the second camshaft 4022 are installed on guide holder 405, the second motor 4021 and the second camshaft 4022 are in transmission connection, the second cam 4023 is arranged on the second camshaft 4022, the second cam link 4025 lower ends are socketed in the second cam 4023 outsides by the second bearing holder (housing, cover) 4024, and the second cam link 4025 upper ends are connected with the lower end of connecting rod 406; On the first cam 4013, the second cam 4023, all offer through hole 411.
Be set to T-shapedly by commutation connecting rod, make moving up and down of guide holder, be converted to more fully horizontal thrust, thereby further improve matched moulds shearing force.
On the first cam 4013, the second cam 4023, all offer through hole 411, this through hole 411 is for the counterweight of the first cam 4013, the second cam 4023, make the quality of the first cam 4013, the second cam 4023 comparatively even, thereby the rotator inertia that reduces the first cam 4013, the second cam 4023, also reduces noise.
Upper moving plate elevating mechanism 4 also comprises assistant cylinder 412 and pull bar 413, and assistant cylinder 412 is arranged on top board 2, and the piston rod of assistant cylinder 412 is connected with upper moving plate 3 by pull bar 413.
The first motor 4011 and the second motor 4021 drive respectively the first camshaft 4012 according to certain rotating speed ratio, the second camshaft 4022 makes the first cam 4013, the second cam 4023 rotates, the first cam 4013, the second cam 4023 drives the first cam link 4015 to move downward while rotation, the second cam link 4025 moves upward, thereby pull guide holder 405 to move up and down under the guide effect of the second guide pillar 403, commutation connecting rod 407 is arranged on guide holder 405, the power that commutation connecting rod 407 moves up and down guide holder 405 changes into left and right directions, promoting third connecting rod 410 moves, under the horizontal effect of third connecting rod 410, the angle of first connecting rod 408 and second connecting rod 409 is changed, angle value converts the distance that upper moving plate 405 moves up and down to, in the time that angle is larger, upper moving plate 405 output pressures are larger, shear enough pressure is provided for moulding.Because not being drives respectively the motion of upper moving plate 405, lower moving plate to carry out matched moulds, but carry out matched moulds by the first cam mechanism 401, the common motion that promotes upper moving plate 405 of the second cam mechanism 402, therefore matched moulds contraposition is accurate; The angle of first connecting rod 409 and second connecting rod 410 changes, and angle value converts the distance that upper moving plate 405 moves up and down to, and in the time that angle is larger, upper moving plate 405 output pressures are larger, therefore, has increased substantially matched moulds shearing force; The first cam mechanism 401, the second cam mechanism 402 are as actuating unit, adopt the first motor 4011, the second motor 4021 to drive, adopt the acting in conjunction of two motors to replace a motor, therefore can reduce the power of motor, reduce manufacturing cost and maintenance cost.
In addition; it should be noted that, the specific embodiment described in this description, its each several part titles etc. can be different; all equivalence or simple change of doing according to described structure, feature and the principle of the utility model patent design, are included in the protection domain of the utility model patent.The utility model person of ordinary skill in the field can make various amendments or supplements or adopt similar mode to substitute described specific embodiment; only otherwise depart from structure of the present utility model or surmount this scope as defined in the claims, all should belong to protection domain of the present utility model.
Claims (5)
1. a double dynamical composite rod mechanism, comprise at least two the first guide pillars, top board, upper moving plate and upper moving plate elevating mechanism, the first guide pillar vertically arranges, top board is fixedly mounted on the upper end of the first guide pillar, upper moving plate is arranged on the below on the first guide pillar and in top board, it is characterized in that: described upper moving plate elevating mechanism comprises the first cam mechanism, the second cam mechanism, two the second guide pillars, two bearing fairleads, guide holder, connecting rod, commutation connecting rod, two first connecting rods, two second connecting rods and two third connecting rods; Two bearing fairleads are fixedly mounted on described top board, and vertically, two the second guide pillars are respectively in corresponding bearing fairlead for the axis of bearing fairlead, and the lower end of two the second guide pillars is all connected with guide holder; The first cam mechanism is arranged on top board, and the second cam mechanism is arranged on guide holder, between the clutch end of the first cam mechanism and the clutch end of the second cam mechanism, is connected by connecting rod; The lower end of reversing bar is connected with guide holder, upper end and the top board of first connecting rod are hinged, the lower end of second connecting rod and described upper moving plate are hinged, first connecting rod lower end and second connecting rod upper end are hinged, one end of third connecting rod is hinged with the upper end of commutation connecting rod, and the upper end of the other end of third connecting rod and the lower end of first connecting rod or second connecting rod is hinged.
2. double dynamical composite rod as claimed in claim 1 mechanism, it is characterized in that: described the first cam mechanism comprises the first motor, the first camshaft, the first cam, clutch shaft bearing cover and the first cam link, the first motor and the first camshaft are installed on described top board, the first motor and the first camshaft are in transmission connection, the first cam is arranged on the first camshaft, the first cam link upper end is socketed in the first cam outside by clutch shaft bearing cover, and the first cam link lower end is connected with the upper end of described connecting rod; Described the second cam mechanism comprises the second motor, the second camshaft, the second cam, the second bearing holder (housing, cover) and the second cam link, the second motor and the second camshaft are installed on described guide holder, the second motor and the second camshaft are in transmission connection, the second cam is arranged on the second camshaft, the second cam link lower end is socketed in the second cam outside by the second bearing holder (housing, cover), and the second cam link upper end is connected with the lower end of described connecting rod.
3. double dynamical composite rod as claimed in claim 2 mechanism, is characterized in that: on described the first cam, the second cam, all offer through hole.
4. the double dynamical composite rod mechanism as described in claim 1 or 2 or 3, is characterized in that: described commutation connecting rod is T-shaped.
5. the double dynamical composite rod mechanism as described in claim 1 or 2 or 3, is characterized in that: described upper moving plate elevating mechanism also comprises assistant cylinder and pull bar, and assistant cylinder is arranged on described top board, and the piston rod of assistant cylinder is connected with upper moving plate by pull bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420146623.5U CN203779847U (en) | 2014-03-29 | 2014-03-29 | Double-power composite linkage rod mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420146623.5U CN203779847U (en) | 2014-03-29 | 2014-03-29 | Double-power composite linkage rod mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203779847U true CN203779847U (en) | 2014-08-20 |
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ID=51316072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420146623.5U Expired - Lifetime CN203779847U (en) | 2014-03-29 | 2014-03-29 | Double-power composite linkage rod mechanism |
Country Status (1)
| Country | Link |
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| CN (1) | CN203779847U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106738813A (en) * | 2016-12-21 | 2017-05-31 | 宁波鑫盛达机械有限公司 | A kind of double-toggle crank positive/negative-pressure thermoforming machine |
| CN108437417A (en) * | 2018-04-26 | 2018-08-24 | 友达光电(厦门)有限公司 | Plastics suction mould |
| CN113635382A (en) * | 2021-08-27 | 2021-11-12 | 汕头市盟星包装机械有限公司 | Mould capable of automatically adjusting and eliminating mould clearance during mould closing |
| CN117140649A (en) * | 2023-09-12 | 2023-12-01 | 佛山市祥森机械有限公司 | Double-stroke cutting machine |
-
2014
- 2014-03-29 CN CN201420146623.5U patent/CN203779847U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106738813A (en) * | 2016-12-21 | 2017-05-31 | 宁波鑫盛达机械有限公司 | A kind of double-toggle crank positive/negative-pressure thermoforming machine |
| CN108437417A (en) * | 2018-04-26 | 2018-08-24 | 友达光电(厦门)有限公司 | Plastics suction mould |
| CN113635382A (en) * | 2021-08-27 | 2021-11-12 | 汕头市盟星包装机械有限公司 | Mould capable of automatically adjusting and eliminating mould clearance during mould closing |
| CN113635382B (en) * | 2021-08-27 | 2022-12-13 | 汕头市盟星包装机械有限公司 | Mould clearance is eliminated in compound die self-interacting |
| CN117140649A (en) * | 2023-09-12 | 2023-12-01 | 佛山市祥森机械有限公司 | Double-stroke cutting machine |
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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 | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140820 |