CN205767110U - Rotational molding machine waves driving structure - Google Patents
Rotational molding machine waves driving structure Download PDFInfo
- Publication number
- CN205767110U CN205767110U CN201620766879.5U CN201620766879U CN205767110U CN 205767110 U CN205767110 U CN 205767110U CN 201620766879 U CN201620766879 U CN 201620766879U CN 205767110 U CN205767110 U CN 205767110U
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- chain
- molding machine
- rotational molding
- waves
- driving structure
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Abstract
This utility model provides a kind of rotational molding machine and waves driving structure, belongs to technical field of plastic.It solve existing rotational molding machine and wave the problem that driving structural stability is poor or manufacturing cost is high.This rotational molding machine waves and drives structure to include being fixed on the motor supported on seat and being fixed on the chain installing rack waved on case, it is fixed with one section on chain installing rack and arranges in circular arc and chain that the center of circle of circular arc is positioned on the axial line of trunnion axis, the inner side of chain is provided with the drive sprocket being meshed with chain, and drive sprocket is connected with the output shaft of motor.This rotational molding machine waves all parts in driving structure and is more easy to manufacture or be more easy to buying and obtain, and especially chain has relative to gear wheel and can use at any time and the advantage of low cost, and then has and manufacture and advantage easy to maintenance.This rotational molding machine waves in driving structure between chain with sprocket wheel transmission stability and waves case stability and will not reduce compared with gear drive.
Description
Technical field
This utility model belongs to technical field of plastic, relates to a kind of rotational molding machine, and particularly a kind of rotational molding machine waves and drives
Dynamic structure.
Background technology
Swing is the simplest mode of rotational molding machine for the complete product of molding.Mould in swing rotational molding machine is even
Continuous property rotates in the way of 360 ° around little axle, simultaneously in tilted upward mode with 20 °～45 ° of bidirectional-movements；The least axle rolls
Dynamic, trunnion axis carries out rocking action for back-up roller molding machine casing.
At present, the rocking action of swing rotational molding machine mainly uses hydraulic-driven and motor to drive and gear drive.Such as Shen
Ask someone application Chinese patent: large-scale swinging rotational molding machine (Authorization Notice No. CN202462749U)；And for example Chinese patent literature is public
The hydraulic drive swing rotational moulding machine (Authorization Notice No. CN201736389U) opened.The rocking action of above-mentioned swing rotational molding machine drives
Although structure is capable of required function, but cannot meet some customer demands in place of the some shortcomings existed；As due to rotational moulding
Machine load in rocking process is unstable, uses hydraulic-driven that rotational molding machine is waved uneven, affects the wall thickness of rotomoulded articles
Uniformity；Hydraulic cylinder life-time service can cause hydraulic fluid temperature to rise, and permeability and equipment fault often occurs in viscosity degradation.
Using gear drive then required gear relatively big due to size, precision is higher, thus it is long to there is the Gear Production cycle, manufacturing cost
High problem.
Summary of the invention
The utility model proposes a kind of rotational molding machine and wave driving structure, the technical problems to be solved in the utility model be as
How to propose another kind of rotational molding machine waves driving structure, with satisfied different customer demands.
Of the present utility model solving the technical problem that can be realized by following technical proposal: rotational molding machine includes supporting seat
With wave case, wave case by trunnion axis with support seat swing be connected；This rotational molding machine waves driving structure and includes being fixed on support
Motor on seat and be fixed on the chain installing rack waved on case, chain installing rack is fixed with one section and arranges in circular arc and circle
The center of circle of arc is positioned at the chain on the axial line of trunnion axis, and the inner side of chain is provided with the drive sprocket being meshed with chain, main
Movable sprocket is connected with the output shaft of motor.
In this rotational molding machine, driven by motor drive sprocket rotates, then drives chain to move, so realize drive wave case around
Trunnion axis swings.
According to practical situation, this rotational molding machine waves driving structure also can use following structure: this rotational molding machine waves driving knot
Structure includes being fixed on the motor supported on seat and chain installing rack；The side of chain installing rack is provided with the chain of a ring seal,
It is provided with multiple jockey sprocket being meshed with chain and a drive sprocket being meshed with chain inside chain, at least partly leads
Being positioned on swing circle camber line to sprocket wheel, the center of circle of swing circle camber line is positioned on the axial line of trunnion axis；Drive sprocket and motor
Conveying axis is connected；Waving and be fixed with the vertically disposed fork with the axial line of trunnion axis on case, one end of fork is solid with chain
Fixed connection.
In this rotational molding machine, driven by motor drive sprocket rotates, then drives chain to move, and then drives fork to swing, it is achieved band
Shake pendulum case to swing around trunnion axis.
This rotational molding machine waves driving structure and uses motor to drive and Chain conveyer, and compared with prior art, this rotational molding machine waves
Driving all parts in structure to be more easy to manufacture or be more easy to buying obtain, especially chain has can use at any time relative to gear wheel
And the advantage of low cost, and then there is manufacture and advantage easy to maintenance.
Big I according to rotational molding machine adjusts chain neatly and encloses the circular arc of structure or swing the diameter of circular arc；Change
Yan Zhi, identical size rotational molding machine can enclose the circular arc of structure by increasing chain or swing the diameter of circular arc, reduce motor institute
Torque value need to be exported, and then reduce motor grade, it is achieved reduce manufacturing cost；This structure can also improve waves case swing stably
Property.Thus, this rotational molding machine waves in driving structure transmission stability and wave case stability and gear between chain and sprocket wheel
Transmission is compared and will not be reduced.
Accompanying drawing explanation
Fig. 1 is the structural representation of rotational molding machine in embodiment one.
Fig. 2 is the sectional structure schematic diagram of A-A in Fig. 1.
Fig. 3 is that in embodiment two, rotational molding machine waves the structural representation driving structure.
In figure, 1, support seat；2, case is waved；3, trunnion axis；4, motor；5, chain installing rack；5a, installing plate；6, chain；
7, drive sprocket；8, jockey sprocket；9, fork.
Detailed description of the invention
The following is specific embodiment of the utility model and combine accompanying drawing, the technical solution of the utility model is made further
Description, but this utility model is not limited to these embodiments.
Embodiment one
As depicted in figs. 1 and 2, rotational molding machine includes supporting seat 1 and waving case 2, waves case 2 by trunnion axis 3 and support seat 1
Swing and connect.
This rotational molding machine waves driving structure and includes motor 4,5, one section of chain 6 of chain installing rack and a drive sprocket 7.
Chain installing rack 5 can use tower structure, and chain installing rack 5 has the bending installing plate 5a in circular arc.
Chain installing rack 5 with wave that case 2 is fixing to be connected；The circular arc center of circle of installing plate 5a overlaps with the axial line of trunnion axis 3.
Chain 6 is laid on the inner side of installing plate 5a, and chain 6 is fixing with installing plate 5a to be connected, thus chain 6 is set in circle
The center of circle of arc and this circular arc also axial line with trunnion axis 3 overlaps.Drive sprocket 7 is positioned at the inner side of chain 6, drive sprocket
7 are meshed with chain 6.Motor 4 is reducing motor 4, and the housing of motor 4 is fixed on support seat 1, the output shaft of motor 4 and master
Movable sprocket 7 is fixing to be connected.
Chain 6 is multiple rows of driving-chain, and it is double driving-chain that Figure of description provides chain 6, so can significantly increase biography
Efficiency of movement and load, it is ensured that driven load meets design requirement.In chain 6, every a line chain link is all by rivet or bolt or point
Weld be connected fixing with installing plate 5a, so can ensure that chain 6 is connected firmly with chain installing rack 5；And then avoid drive sprocket 7 to carry
When dynamic chain 6 moves, the circular arc of chain 6 is destroyed, in other words, this structure guarantee chain 6 all the time in circular arc state,
Ensure that drive sprocket 7 rotational is converted to wave case 2 and efficiently and stably swings around trunnion axis 3.
Embodiment two
As it is shown on figure 3, rotational molding machine includes supporting seat 1 and waving case 2, wave case 2 and swung with supporting seat 1 by trunnion axis 3
Connect.
This rotational molding machine waves driving structure and includes motor 4,5, one section of chain 6 of chain installing rack and a drive sprocket 7.
Chain installing rack 5 is platy structure, and chain installing rack 5 is vertically arranged with trunnion axis 3.Chain installing rack 5 is fixed on
Support on seat 1.
The side of chain installing rack 5 is provided with the chain 6 of a ring seal, i.e. chain 6 and is positioned at chain installing rack 5 and waves case
Between 2；Fig. 3 uses dotted line signal chain 6.Multiple jockey sprocket 8 being meshed with chain 6 and one it is provided with inside chain 6
The drive sprocket 7 being meshed with chain 6；At least partly jockey sprocket 8 is positioned on swing circle camber line, the position, the center of circle of swing circle camber line
On the axial line of trunnion axis 3.Chain 6 is directed to sprocket wheel 8 and drive sprocket 7 tensioning.Figure of description provides 7 jockey sprockets
8 are entirely located on swing circle camber line, use chain-dotted line signal swing circle camber line in Fig. 3；Drive sprocket 7 coaxially sets with trunnion axis 3
Put, be i.e. connected by bearing between drive sprocket 7 with trunnion axis 3, so can omit drive sprocket 7 and carry the structure of axle, tool
There is the advantage simplifying structure.
Motor 4 is reducing motor 4, and the housing of motor 4 is fixed on support seat 1；The conveying axis of motor 4 and drive sprocket 7
Between can pass through Chain conveyer or gear drive.
The side of chain installing rack 5 is additionally provided with fork 9, and i.e. chain 6 is between fork 9 and chain installing rack 5；Fork 9
One end with wave that case 2 is fixing to be connected, the other end of fork 9 is fixed with part chain link in chain 6 and is connected, if chain 6 is multiple rows of
Driving-chain, the other end of fork 9 is fixing with adjacent rows chain link in chain 6 to be connected.
This rotational molding machine waves driving structure to be had chain 6 and dismounts more convenient, i.e. keeps in repair more easily advantage.
Claims (7)
1. rotational molding machine waves a driving structure, and rotational molding machine includes supporting seat (1) and waving case (2), waves case (2) and passes through level
Axle (3) is connected with supporting seat (1) swing；It is characterized in that, this rotational molding machine waves driving structure and includes being fixed in support seat (1)
Motor (4) and be fixed on the chain installing rack (5) waved on case (2), chain installing rack (5) is fixed with one section arrange in circle
The chain (6) that the center of circle of arc and circular arc is positioned on the axial line of trunnion axis (3), the inner side of chain (6) is provided with and chain (6)
The drive sprocket (7) being meshed, drive sprocket (7) is connected with the output shaft of motor (4).
Rotational molding machine the most according to claim 1 waves driving structure, it is characterised in that the upper tool of described chain installing rack (5)
There is the bending installing plate (5a) in circular arc；The circular arc center of circle of installing plate (5a) overlaps with the axial line of trunnion axis (3), chain
(6) inner side of installing plate (5a) it is laid on.
Rotational molding machine the most according to claim 2 waves driving structure, it is characterised in that described chain (6) is multiple rows of transmission
Chain, in chain (6), every a line chain link is all connected by rivet or bolt or spot welding are fixing with installing plate (5a).
4. rotational molding machine waves a driving structure, and rotational molding machine includes supporting seat (1) and waving case (2), waves case (2) and passes through level
Axle (3) is connected with supporting seat (1) swing；It is characterized in that, this rotational molding machine waves driving structure and includes being fixed in support seat (1)
Motor (4) and chain installing rack (5)；The side of chain installing rack (5) is provided with the chain (6) of a ring seal, in chain (6)
Side is provided with multiple jockey sprocket (8) being meshed with chain (6) and a drive sprocket (7) being meshed with chain (6), at least
Part jockey sprocket (8) is positioned on swing circle camber line, and the center of circle of swing circle camber line is positioned on the axial line of trunnion axis (3)；Actively
Sprocket wheel (7) is connected with the conveying axis of motor (4)；Wave be fixed with on case (2) vertically disposed with the axial line of trunnion axis (3)
Fork (9), one end of fork (9) is fixing with chain (6) to be connected.
Rotational molding machine the most according to claim 4 waves driving structure, it is characterised in that described chain installing rack (5) and water
Flat axle (3) is vertically arranged.
Rotational molding machine the most according to claim 4 waves driving structure, it is characterised in that described fork (9) also is located at chain
The side of installing rack (5), chain (6) is positioned between fork (9) and chain installing rack (5).
7. wave driving structure according to the rotational molding machine described in claim 4 or 5 or 6, it is characterised in that described drive sprocket (7)
It is coaxially disposed with trunnion axis (3), is connected by bearing between drive sprocket (7) with trunnion axis (3)；The conveying axis of motor (4)
And Chain conveyer or gear drive can be passed through between drive sprocket (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620766879.5U CN205767110U (en) | 2016-07-19 | 2016-07-19 | Rotational molding machine waves driving structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620766879.5U CN205767110U (en) | 2016-07-19 | 2016-07-19 | Rotational molding machine waves driving structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205767110U true CN205767110U (en) | 2016-12-07 |
Family
ID=58120913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620766879.5U Withdrawn - After Issue CN205767110U (en) | 2016-07-19 | 2016-07-19 | Rotational molding machine waves driving structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205767110U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105946157A (en) * | 2016-07-19 | 2016-09-21 | 温岭市旭日滚塑科技有限公司 | Swing driving structure of roll plastic molding machine |
-
2016
- 2016-07-19 CN CN201620766879.5U patent/CN205767110U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105946157A (en) * | 2016-07-19 | 2016-09-21 | 温岭市旭日滚塑科技有限公司 | Swing driving structure of roll plastic molding machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161207 Effective date of abandoning: 20171117 |
|
| AV01 | Patent right actively abandoned |