CN105773889B - Crank arm used in spherical heating chamber of rotational molding machine - Google Patents
Crank arm used in spherical heating chamber of rotational molding machine Download PDFInfo
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- CN105773889B CN105773889B CN201410776295.1A CN201410776295A CN105773889B CN 105773889 B CN105773889 B CN 105773889B CN 201410776295 A CN201410776295 A CN 201410776295A CN 105773889 B CN105773889 B CN 105773889B
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Abstract
A crank arm used in a spherical heating chamber of a rotational molding machine is connected with a crank arm driving device and comprises a main shaft, an auxiliary shaft, a bevel gear box, a bevel gear, a bearing, an anti-reverse overrunning clutch, a flexible shaft, an arc-shaped sleeve and a mold shaft.
Description
Technical Field
The invention relates to rotational molding (also called rotational molding) process equipment, in particular to a crank arm used in a spherical heating chamber of a rotational molding machine.
Background
The heating chamber of the traditional rotational molding machine, especially the shuttle type rotational molding machine, is mostly cylindrical, square or octagonal, during the working process of the rotational molding machine, the mould fixed on the rotational molding machine rotates in two directions vertical to each other, the space occupied on the movement track is limited, the space is much smaller than the actual space of the heating chamber, the extra space is useless space which is too large, the consumed heat is also large, the energy consumption is increased invisibly, the production and processing cost is increased, the consumed energy is serious except the waste, the environmental pollution is caused seriously, after the heating chamber is replaced by a general cylindrical or square or octagonal heating chamber, the original crank arm structure used in the traditional rotational molding machine is shown in figure 1, the cross arm 4 is driven by the main shaft 1 to rotate, the longitudinal pipe 8 is driven by the cross arm 4 to rotate along with the main shaft 1 and the cross arm 4, an auxiliary shaft 2 is sleeved in a main shaft 1, the auxiliary shaft 2 drives a driving chain wheel 3 to rotate, the driving chain wheel 3 drives a driven chain wheel 6 to rotate through a chain 5, the driven chain wheel 6 drives a transmission shaft 7 to rotate, the transmission shaft 7 drives a driving bevel gear 9 to rotate, the driven bevel gear 10 is in meshing connection with the driving bevel gear 9 through a gear, the driving bevel gear 9 converts a force in a horizontal direction into a force in a vertical direction through gear meshing connection and rotation and transmits the force to the driven bevel gear 10, a supporting shaft 12 for supporting a mold is arranged at the other end of a cross arm 4, when the driven bevel gear 10 rotates in the vertical direction, the supporting shaft 12 is matched with the driven bevel gear 10 for use, the supporting mold 11 also rotates, a crank arm which can load a mold larger than a straight arm in the traditional rotational molding machine cannot be used in a spherical heating chamber, and meanwhile, only one side of a crank arm of the traditional rotational molding machine is provided with power, and the use of the rotational molding machine is influenced after the powered side is seriously abraded, so that the rotational molding machine needs to be repaired and replaced, and the working efficiency is reduced.
Disclosure of Invention
The invention provides a crank arm used in a spherical heating chamber of a rotational molding machine, which aims to solve the problems in the prior art and has the advantages of flexible work, long service life and high work efficiency.
The technical scheme adopted by the invention for solving the problems is as follows:
the utility model provides a crank arm that uses in the spherical heating chamber of rotational moulding machine, crank arm connection crank arm drive arrangement which characterized in that: the crank arm comprises a main shaft, an auxiliary shaft, a bevel gear box, a bevel gear, a bearing, an anti-reverse overrunning clutch, a flexible shaft, an arc-shaped sleeve and a die shaft, wherein the main shaft is fixedly connected with the bevel gear box A, two sides of the bevel gear box A are respectively communicated with the left arc-shaped sleeve and the right arc-shaped sleeve, the auxiliary shaft is sleeved in the main shaft and is fixedly supported in the main shaft through the bearing A, one end of the auxiliary shaft is positioned in the bevel gear box A, the end of the auxiliary shaft positioned in the bevel gear box A is fixedly provided with the bevel gear A, two sides of the bevel gear A are respectively meshed with the bevel gear B and the bevel gear C, one end of the rotating shaft B is fixedly arranged in the bevel gear B, the other end of the rotating shaft B is connected with a right-hand rotating flexible shaft, the right-hand rotating soft shaft is sleeved in the right arc-shaped sleeve, the rotating shaft B is fixedly connected with one side wall of the bevel gear box A through the bearing B, the anti-reverse overrunning clutch B is connected between the rotating shaft B and the right arc-side sleeve, the upper end of the right arc-hand rotating shaft is communicated with the bevel gear box D, in the bevel gear box D, one end of the bevel gear box D is connected with a right-hand rotating shaft DiD, the right bevel shaft D, the die shaft D is fixedly connected with the bevel shaft D, the die shaft D, and is connected with the die shaft D; one end of a rotating shaft C is fixedly arranged in a bevel gear C, the other end of the rotating shaft C is connected with a left-handed flexible shaft, the left-handed flexible shaft is sleeved in a left-handed arc sleeve, the rotating shaft C is fixedly connected with the other side wall of the bevel gear box A in a supporting mode through a bearing C, an anti-reverse overrunning clutch C is connected between the rotating shaft C and the left-handed arc sleeve, the upper end of the left-handed arc sleeve is communicated with the bevel gear box E, one end of the left-handed flexible shaft is connected with a rotating shaft E in the bevel gear box E, the anti-reverse overrunning clutch E is connected between the rotating shaft E and the left-handed flexible shaft, the rotating shaft E is fixedly connected with the bevel gear box E in a supporting mode through a bearing Ei, the bevel gear Ei is meshed with a bevel gear Eii, a left mold shaft is fixedly arranged on the bevel gear Eii, the left mold shaft penetrates through the right side wall of the bevel gear box E to extend out of the outer side of the bevel gear box E, and the left mold shaft is fixedly connected with the right side wall of the bevel gear box E through a bearing Eii.
The opposite side wall of the bevel gear box D connected with the right side arc-shaped sleeve is communicated with a right side auxiliary arc-shaped sleeve, the other end of the right side auxiliary arc-shaped sleeve is communicated with one side wall of the bevel gear box B, and the bevel gear box B is connected with an auxiliary supporting shaft; the bevel gear box E is communicated with the opposite side wall of the left side arc-shaped bushing, the other end of the left side auxiliary arc-shaped bushing is communicated with the other side wall of the bevel gear box B, and the bevel gear box A, the right side arc-shaped bushing, the bevel gear box D, the right side auxiliary arc-shaped bushing, the bevel gear box B, the left side auxiliary arc-shaped bushing, the bevel gear box E, the left side arc-shaped bushing and the bevel gear box A are sequentially connected into a circle.
The invention has the beneficial effects that: the work arm of the invention is a crank arm work track which can be well matched with a spherical heating chamber of the rotational molding machine for use, simultaneously, the left side and the right side of the crank arm can be respectively used as a main power arm for work by matching a bevel gear structure with an anti-reverse overrunning clutch, and the power of two rotation directions is respectively born by a left rotating flexible shaft and a right rotating flexible shaft, so that the crank arm can be used in the spherical heating chamber.
Drawings
FIG. 1 is a schematic diagram of a background art architecture;
FIG. 2 is a schematic view of the construction of the single support rotomolding machine of the present invention;
fig. 3 is a schematic structural view of the double-support rotational molding machine of the present invention.
In the figure: 1. a main shaft; 2. a counter shaft; 3. a drive sprocket; 4. a cross arm; 5. a chain; 6. a driven sprocket; 7. a drive shaft; 8. a longitudinal tube; 9. a drive bevel gear; 10. a driven bevel gear; 11. a mold; 12. a support shaft; 13. a main shaft; 14. a counter shaft; 15. a bevel gear box A; 16. a left side arc-shaped sleeve; 17. a right side arc-shaped sleeve; 18. a bearing A; 19. a bevel gear A; 20. a bevel gear B; 21. a bevel gear C; 22. a rotating shaft B; 23. a right-handed flexible shaft; 24. a bearing B; 25. an anti-reverse overrunning clutch B; 26. a bevel gear box D; 27. a rotating shaft D; 28. an anti-reverse overrunning clutch D; 29. a bearing Di; 30. a bevel gear Di; 31. a bevel gear Dii; 32. a right mold shaft; 33. a bearing Dii; 34. a rotating shaft C; 35. a left-handed flexible shaft; 36. a bearing C; 37. an anti-reverse overrunning clutch C; 38. a bevel gear box E; 39. a rotating shaft E; 40. an anti-reverse overrunning clutch E; 41. a bearing Ei; 42. a bevel gear Ei; 43. a bevel gear Eii; 44. a left mold shaft; 45. a bearing Eii; 46. the right side is provided with an auxiliary arc-shaped sleeve; 47. a bevel gear box B; 48. an auxiliary support shaft; 49. the left side assists the arc sleeve.
Detailed Description
The invention is further described below with reference to the following figures and specific examples.
As shown in figures 2 and 3, the crank arm used in the spherical heating chamber of the rotational molding machine is connected with a crank arm driving device and consists of a main shaft 13, a counter shaft 14, a bevel gear box, a bevel gear, a bearing, an anti-reverse overrunning clutch, a flexible shaft, an arc-shaped sleeve and a mold shaft.
Example one
As shown in fig. 2, the main shaft 13 is fixedly connected with a bevel gear box a15, two sides of the bevel gear box a15 are respectively communicated with a left arc-shaped sleeve 16 and a right arc-shaped sleeve 17, an auxiliary shaft 14 is installed in the main shaft 13, the auxiliary shaft 14 is supported and fixed in the main shaft 13 through a bearing a18, one end of the auxiliary shaft 14 is located in the bevel gear box a15, a bevel gear a19 is fixedly arranged at the end of the auxiliary shaft 14 located in the bevel gear box a15, two sides of the bevel gear a19 are respectively engaged with a bevel gear B20 and a bevel gear C21, the bevel gear B20 and the bevel gear C21 are both located in the bevel gear box a15, one end of a rotating shaft B22 is fixedly arranged in the bevel gear B20, the other end of the rotating shaft B22 is connected with a right-handed flexible shaft 23, the right-handed flexible shaft 23 is sleeved in the right arc-shaped sleeve 17, the rotating shaft B22 is supported and fixedly connected with one side wall of the bevel gear box a15 through a bearing B24, an anti-reversion overrunning clutch B25 is connected between the rotating shaft B22 and the right arc-shaped sleeve 17, the upper end of the right arc-shaped sleeve 17 is communicated with a bevel gear box D26, one end of a right-handed flexible shaft 23 is connected with a rotating shaft D27 in the bevel gear box D26, an anti-reversion overrunning clutch D28 is connected between the rotating shaft D27 and the right-handed flexible shaft 23, the rotating shaft D27 is supported and fixedly connected with the bevel gear box D26 through a bearing Di29, a bevel gear Di30 is fixedly arranged at the other end of the rotating shaft D27, the bevel gear Di30 is connected with a bevel gear Dii31 through a gear, a right mold shaft 32 is sleeved in the bevel gear Dii31, the right mold shaft 32 penetrates through the left side wall of the bevel gear box D26 and extends out of the bevel gear box D26, and the right mold shaft 32 is fixedly connected with the left side wall of the bevel gear box D26 through a bearing Dii 33; one end of a rotating shaft C34 is sleeved in a bevel gear C21, the other end of the rotating shaft C34 is connected with a left-handed flexible shaft 35, the left-handed flexible shaft 35 is sleeved in a left-sided arc-shaped sleeve 16, the rotating shaft C34 is fixedly supported and connected with the other side wall of the bevel gear box A15 through a bearing C36, an anti-reverse overrunning clutch C37 is connected between the rotating shaft C34 and the left-sided arc-shaped sleeve 16, the upper end of the left-sided arc-shaped sleeve 16 is communicated with a bevel gear box E38, one end of the left-handed flexible shaft 35 is connected with a rotating shaft E39 in the bevel gear box E38, an anti-reverse overrunning clutch E40 is connected between the rotating shaft E39 and the left-handed flexible shaft 35, the rotating shaft E39 is fixedly supported and connected with the bevel gear box E38 through a bearing Ei41, a bevel gear Ei42 is fixedly arranged at the other end of the rotating shaft E39, the bevel gear Ei42 is meshed with a bevel gear Eii43, a left mold shaft 44 is fixedly arranged on the bevel gear Eii43, the left mold shaft 44 penetrates through the right side wall of the bevel gear box E38 and extends out of the bevel gear box E38, and is fixedly connected with a bearing Eii 45.
In the working process, the driving device drives the main shaft 13 to rotate, the main shaft 13 drives the bevel gear box A15 to rotate along the axis of the main shaft 13, the bevel gear box A15 drives the whole crank arm to rotate along the axis of the main shaft 13, the driving device drives the auxiliary shaft 14 to rotate, when the auxiliary shaft 14 drives the bevel gear A19 to rotate anticlockwise along the horizontal direction, the bevel gear B20 meshed with the bevel gear A19 rotates from top to bottom along the vertical direction, the bevel gear B20 drives the rotating shaft B22 to move in the same direction, the rotating shaft B22 drives the right-handed flexible shaft 23 to move in the same direction through the anti-reversed overrunning clutch B25 in a joint state, the right-handed flexible shaft 23 drives the rotating shaft D27 to rotate anticlockwise along the horizontal direction through the anti-reversed overrunning clutch D28 in the joint state, the rotating shaft D27 drives the bevel gear Di30 to rotate anticlockwise along the horizontal direction, the bevel gear Dii31 meshed with the bevel gear Di30 rotates upwards along the vertical direction, and the bevel gear Dii31 drives the right die shaft 32 to move in the same direction, the right mold shaft 32 drives the mold to rotate from vertical to down and up, the mold drives the left mold shaft 44 to rotate from vertical to down and up, the left mold shaft 44 drives the bevel gear Eii43 to move in the same direction, the bevel gear Ei42 meshed with the bevel gear Eii43 rotates clockwise in horizontal direction, the bevel gear Ei42 drives the rotating shaft E39 to move in the same direction and clockwise rotates clockwise in horizontal direction, the anti-reverse overrunning clutch E40 connected with the rotating shaft E39 is in a separated state, the transmission of the power is cut off, the left-handed flexible shaft 35 rotates from bottom to up in vertical direction with the bevel gear C21 meshed with the bevel gear A19 which does not bear counterclockwise force in horizontal direction, the bevel gear C21 drives the rotating shaft C34 to move in the same direction, the anti-reverse overrunning clutch C37 connected with the rotating shaft C34 is in a separated state, the transmission of the power is cut off, and the left-handed flexible shaft 35 is not in a powerless static state, thereby ensuring the normal operation of the work.
The same principle of operation applies when the layshaft 14 is reversed.
Example two
As shown in fig. 3, a right auxiliary arc-shaped sleeve 46 is communicated with the opposite side wall of the bevel gear box D26 connected with the right arc-shaped sleeve 17, the other end of the right auxiliary arc-shaped sleeve 46 is communicated with one side wall of a bevel gear box B47, and the bevel gear box B47 is connected with an auxiliary support shaft 48; the opposite side wall that bevel gear box E38 and left side arc sleeve 16 are connected is communicated with left side auxiliary arc sleeve 49, the other end of left side auxiliary arc sleeve 49 is communicated with another side wall of bevel gear box B47, bevel gear box A15, right side arc sleeve 17, bevel gear box D26, right side auxiliary arc sleeve 46, bevel gear box B47, left side auxiliary arc sleeve 49, bevel gear box E38, left side arc sleeve 16, bevel gear box A15 connect into circularly in proper order.
When the mould that needs processing is great, when a support can not be fine completion work, can use dual-support structure.
The auxiliary support shaft 48 is matched with the right auxiliary arc-shaped sleeve 43 and the left auxiliary arc-shaped sleeve 49 to complete the work in the working process.
The work arm is a crank arm work track which can be well matched with a spherical heating chamber of the rotational molding machine for use, meanwhile, the left side and the right side of the crank arm can be respectively used as main power arms for work due to the matching of the bevel gear structure and the anti-reverse overrunning clutch, the work direction can be changed at will, the work form is flexible, the work efficiency is improved, the left power and the right power respectively work parts are balanced in abrasion, and the service life of the rotational molding machine is prolonged.
Claims (2)
1. The utility model provides a crank arm that uses in the spherical heating chamber of rotational moulding machine, crank arm connection crank arm drive arrangement which characterized in that: the crank arm comprises a main shaft, an auxiliary shaft, a bevel gear box, a bevel gear, a bearing, an anti-reverse overrunning clutch, a flexible shaft, an arc-shaped sleeve and a die shaft, wherein the main shaft is fixedly connected with the bevel gear box A, two sides of the bevel gear box A are respectively communicated with the left arc-shaped sleeve and the right arc-shaped sleeve, the auxiliary shaft is sleeved in the main shaft and is fixedly supported in the main shaft through the bearing A, one end of the auxiliary shaft is positioned in the bevel gear box A, the end of the auxiliary shaft positioned in the bevel gear box A is fixedly provided with the bevel gear A, two sides of the bevel gear A are respectively meshed with the bevel gear B and the bevel gear C, one end of the rotating shaft B is fixedly arranged in the bevel gear B, the other end of the rotating shaft B is connected with a right-hand rotating flexible shaft, the right-hand rotating soft shaft is sleeved in the right arc-shaped sleeve, the rotating shaft B is fixedly connected with one side wall of the bevel gear box A through the bearing B, the anti-reverse overrunning clutch B is connected between the rotating shaft B and the right arc-side sleeve, the upper end of the right arc-hand rotating shaft is communicated with the bevel gear box D, in the bevel gear box D, one end of the bevel gear box D is connected with a right-hand rotating shaft DiD, the right bevel shaft D, the die shaft D is fixedly connected with the bevel shaft D, the die shaft D, and is connected with the die shaft D; one end of a rotating shaft C is fixedly arranged in a bevel gear C, the other end of the rotating shaft C is connected with a left-handed flexible shaft, the left-handed flexible shaft is sleeved in a left-sided arc sleeve, the rotating shaft C is fixedly connected with the other side wall of the bevel gear box A in a supporting mode through a bearing C, an anti-reverse overrunning clutch C is connected between the rotating shaft C and the left-sided arc sleeve, the upper end of the left-sided arc sleeve is communicated with the bevel gear box E, one end of the left-handed flexible shaft is connected with a rotating shaft E in the bevel gear box E, the anti-reverse overrunning clutch E is connected between the rotating shaft E and the left-handed flexible shaft, the rotating shaft E is fixedly connected with the bevel gear box E in a supporting mode through a bearing Ei, the bevel gear Ei is meshed with a bevel gear Eii, a left mold shaft is fixedly arranged on the bevel gear Eii, the left mold shaft penetrates through the right side wall of the bevel gear box E and extends out of the bevel gear box E, and the left mold shaft is fixedly connected with the right side wall of the bevel gear box E through a bearing Eii.
2. A crank arm for use in a spherical heating chamber of a rotomolding machine, as claimed in claim 1, wherein: the opposite side wall of the bevel gear box D connected with the right side arc-shaped sleeve is communicated with a right side auxiliary arc-shaped sleeve, the other end of the right side auxiliary arc-shaped sleeve is communicated with one side wall of the bevel gear box B, and the bevel gear box B is connected with an auxiliary supporting shaft; the bevel gear box E is communicated with the opposite side wall of the left side arc-shaped bushing, the other end of the left side auxiliary arc-shaped bushing is communicated with the other side wall of the bevel gear box B, and the bevel gear box A, the right side arc-shaped bushing, the bevel gear box D, the right side auxiliary arc-shaped bushing, the bevel gear box B, the left side auxiliary arc-shaped bushing, the bevel gear box E, the left side arc-shaped bushing and the bevel gear box A are sequentially connected into a circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410776295.1A CN105773889B (en) | 2014-12-15 | 2014-12-15 | Crank arm used in spherical heating chamber of rotational molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410776295.1A CN105773889B (en) | 2014-12-15 | 2014-12-15 | Crank arm used in spherical heating chamber of rotational molding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105773889A CN105773889A (en) | 2016-07-20 |
| CN105773889B true CN105773889B (en) | 2023-03-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410776295.1A Active CN105773889B (en) | 2014-12-15 | 2014-12-15 | Crank arm used in spherical heating chamber of rotational molding machine |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106166814A (en) * | 2016-08-22 | 2016-11-30 | 安徽九洲环保设备有限公司 | A kind of rotary type tower rotational molding machine straight-arm |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT248300Y1 (en) * | 1999-07-21 | 2003-01-28 | Plastop Sas | ROTATIONAL MOLDING EQUIPMENT |
| US6604931B2 (en) * | 2001-04-30 | 2003-08-12 | Richard A Durrant | Bi-axial rotational molding oven |
| CN202162935U (en) * | 2011-07-22 | 2012-03-14 | 慈溪市德顺容器有限公司 | Gear-driven U-shaped arm |
| CN202727199U (en) * | 2012-08-09 | 2013-02-13 | 孙罗娇 | Double-mould rectangular-arm rotational moulding machine structure |
| CN203863892U (en) * | 2014-04-17 | 2014-10-08 | 慈溪市德顺容器有限公司 | Rotational molding machine full-gear transmission L-shaped arm |
| CN204322383U (en) * | 2014-12-15 | 2015-05-13 | 烟台环通滚塑设备有限公司 | A kind of use in the spherical heating clamber of rotational molding machine crank arm |
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- 2014-12-15 CN CN201410776295.1A patent/CN105773889B/en active Active
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| CN105773889A (en) | 2016-07-20 |
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