CN210718624U - Lithium cell material roller kilns roll table overload protection transmission structure - Google Patents
Lithium cell material roller kilns roll table overload protection transmission structure Download PDFInfo
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- CN210718624U CN210718624U CN201921277257.6U CN201921277257U CN210718624U CN 210718624 U CN210718624 U CN 210718624U CN 201921277257 U CN201921277257 U CN 201921277257U CN 210718624 U CN210718624 U CN 210718624U
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- overload
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Abstract
The utility model relates to a machinery overload protection device especially relates to a lithium cell material roller kilns roll table overload protection transmission structure. The structure is provided with a mechanical overload protection device between the driving device and the load connecting jacket. The mechanical overload protection device can enable the driving end and the load end to rotate relatively when the load end is overloaded, so that the phenomenon that the roller rod at the load end is broken due to overlarge stress is avoided. The utility model provides a mechanical overload protection device has still set up spring and screw, and the screw setting is in the overload protection ware mounting hole, and the regulation of spring tension size can be realized to adjusting screw at the degree of depth in the overload protection ware mounting hole to the frictional force size that presss from both sides the cover is connected with the load to the adjustment ball.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a machinery overload protection device especially relates to a lithium cell material roller kilns roll table overload protection transmission structure.
[ background of the invention ]
The roller way of the lithium battery material sintering roller way kiln is composed of a series of parallel roller rods which are arranged in the kiln at equal intervals, each roller rod penetrates through the kiln wall and is supported on two sides of the kiln wall, and the roller rods rotate in the same direction by a mechanical transmission system. The product is placed on a roller rod and moves from a temperature rising area to a constant temperature area and a cooling area at a preset speed, and the sintering process is completed. Therefore, the roller way and the transmission system thereof are key components of the roller way kiln.
When the roller kiln is sintered, atmosphere needs to be introduced for protection or reaction, and in order to ensure that the atmosphere in the kiln meets the process requirements, closed firing needs to be adopted, so that the space in the kiln is small, the product is heavy and heavy, the firing temperature is high, and the working condition is complex. When the kiln is operated, a transmission part is deformed due to high temperature, or precipitates of products are adhered to a roller rod, so that the roller rod is difficult to correct or clean in time, the kiln is blocked, and the roller rod is easy to break due to overload.
The roller table generally comprises a roller rod, a driving end connecting component and a driven end connecting component of the roller rod. The roller way driving end connecting structure of the existing roller way kiln mainly comprises two types, one type is a double-spring driving structure (a double-spring driving structure-CN 106440776A) of a roller way furnace roller rod, and the structure has the advantages that when the kiln is blocked, the roller rod can slip, so that the roller rod is prevented from being overloaded and is broken. The disadvantage is that the roller rod adjusting range is low; and is expensive. One is a universal joint driving structure (a roller hearth furnace universal joint transmission mechanism-CN 201621445264.9), the structure has the advantages of low installation precision, large roller bar adjusting range and low price. The defect is that when the kiln is blocked, the roller bar cannot slip, and the roller bar is easy to break.
[ summary of the invention ]
The utility model aims at solving the above problem and providing a lithium cell material roller kilns roll table overload protection transmission structure, this structure has set up mechanical overload protection device between drive arrangement and load connection clamp cover, and mechanical overload protection device can make drive side and load side produce the friction and skid when the transmission moment of torsion surpasses the setting value to avoid appearing the cracked situation of roller stick. The structure is convenient and practical, simple and easy to install and replace and suitable for popularization.
In order to achieve the above object, the present invention provides an overload protection transmission structure for a roller way of a lithium battery roller way kiln, comprising a mechanical overload protection device 10, wherein the mechanical overload protection device 10 comprises a positioning sleeve 11, the positioning sleeve 11 is provided with a load connection hole 12 and at least one overload protector installation hole 13 perpendicular to the load connection hole 12, and the load connection hole 12 is communicated with the overload protector installation hole 13; a load connecting jacket 20 is inserted into the load connecting hole 12, and a flexible connecting groove 21 is arranged on the load connecting jacket 20; the overload protector 40 is arranged in the overload protector mounting hole 13, the overload protector 40 comprises a ball 44, the diameter of the ball 44 is larger than that of the flexible connecting groove 21, the load connecting jacket 20 and the positioning sleeve 11 are kept relatively static when the ball 44 is partially arranged in the flexible connecting groove 21, and the load connecting jacket 20 and the positioning sleeve 11 can rotate relatively when the ball 44 is arranged outside the flexible connecting groove 21.
Further, the overload protector 40 further comprises a spring 43, a gasket 42 and a screw 41 which are sequentially arranged in the overload protector mounting hole 13, wherein the ball 44 is in contact connection with the spring 43, and the screw 41 is fixed on the inner wall of the overload protector mounting hole 13 through threads and can adjust the depth of the screw in the overload protector mounting hole 13.
Further, the mechanical overload protection apparatus 10 is fixedly mounted on the driving apparatus 30. The driving device 30 comprises a universal joint 31 and a driving shaft 35 which are connected in sequence, the mechanical overload protection device 10 is fixed on the universal joint 31, and the driving shaft 35 is provided with a driving gear 34.
Furthermore, a universal joint spring 32 is sleeved on the universal joint 31, and a driving shaft 35 is inserted and fixed in the aluminum seat 33.
Further, a SiC roller rod is installed in the load connection jacket 20.
The utility model discloses a contribution lies in providing a lithium cell material roller kilns roll table overload protection transmission structure, and this structure has set up mechanical overload protection device between drive arrangement and load connection clamp cover. The mechanical overload protection device can enable the driving end and the load end to rotate relatively when the load end is overloaded, so that the phenomenon that the roller rod at the load end is broken due to overlarge stress is avoided. The mechanical overload protection device is also provided with a spring and a screw, and the depth of the screw in the overload protector mounting hole is adjusted to realize the adjustment of the tension of the spring, so that the friction force (namely the transmission torque) of the ball and the load connecting jacket is adjusted.
[ description of the drawings ]
Fig. 1 is a schematic diagram of the explosion structure of the present invention.
Fig. 2 is a schematic structural view of the longitudinal section of the present invention.
Fig. 3 is a schematic cross-sectional view of the mechanical overload protection device of the present invention.
[ detailed description ] embodiments
The following examples are further to explain and supplement the present invention, and do not constitute any limitation to the present invention.
Example 1
As shown in fig. 1, 2 and 3, the roller table overload protection transmission structure of the lithium battery material roller kiln of the embodiment includes a mechanical overload protection device 10, the mechanical overload protection device 10 includes a positioning sleeve 11, the positioning sleeve 11 is provided with a load connection hole 12 and at least one overload protector mounting hole 13 perpendicular to the load connection hole 12, and the load connection hole 12 is communicated with the overload protector mounting hole 13; a load connecting jacket 20 is inserted into the load connecting hole 12, and a flexible connecting groove 21 is arranged on the load connecting jacket 20; the overload protector 40 is arranged in the overload protector mounting hole 13, the overload protector 40 comprises a ball 44, the diameter of the ball 44 is larger than that of the flexible connecting groove 21, the load connecting jacket 20 and the positioning sleeve 11 are kept relatively static when the ball 44 is partially arranged in the flexible connecting groove 21, and the load connecting jacket 20 and the positioning sleeve 11 can rotate relatively when the ball 44 is arranged outside the flexible connecting groove 21.
The balls 44 are placed in the overload protector mounting holes 13, the overload protector mounting holes 13 are communicated with the load connection holes 12, the load connection jackets 20 provided with the flexible connection grooves 21 are inserted into the load connection holes 12, the diameters of the balls 44 are larger than those of the flexible connection grooves 21, and the balls 44 are partially placed in the flexible connection grooves 21. When the mechanical overload protection device 10 is forced to rotate, friction force is generated between the balls 44 and the flexible connecting grooves 21, so that torque is transmitted, and the load connecting jacket 20 rotates along with the mechanical overload protection device 10, so that the load is rotated. When the load force is larger than the friction force between the ball 44 and the flexible connection groove 21, the ball 44 will move out of the flexible connection groove 21, so that the torque between the mechanical overload protection device 10 and the load connection jacket 20 is reduced, rolling friction is formed, the mechanical overload protection device 10 and the load connection jacket 20 rotate relatively, and the condition that the load end is stressed too much and the load is broken is avoided.
Example 2
As shown in fig. 1, 2 and 3, in this embodiment, the overload protector 40 further includes a spring 43, a spacer 42 and a screw 41 sequentially disposed in the overload protector mounting hole 13, the ball 44 is in contact connection with the spring 43, and the screw 41 is fixed to the inner wall of the overload protector mounting hole 13 by a thread and can adjust the depth of the screw in the overload protector mounting hole 13. The depth of the adjusting screw 41 in the overload protector mounting hole 13 can realize the tension of the adjusting spring 43, and the larger the tension of the spring 43 is, the larger the friction force between the mechanical overload protection device 10 and the load connection jacket 20 is, and the larger the torque transmitted to the load connection jacket 20 is. The lower the tension of the spring 43, the lower the friction between the mechanical overload protection device 10 and the load connection collet 20 and the lower the torque transmitted to the load connection collet 20. The depth of the screw 41 in the overload protector mounting hole 13 can be adjusted according to actual requirements.
Example 3
As shown in fig. 1, 2 and 3, the mechanical overload protection apparatus 10 is fixedly mounted on the driving apparatus 30. The driving device 30 comprises a universal joint 31 and a driving shaft 35 which are connected in sequence, the mechanical overload protection device 10 is fixed on the universal joint 31, and the driving shaft 35 is provided with a driving gear 34. The universal joint 31 is sleeved with a universal joint spring 32, and a driving shaft 35 is inserted and fixed in the aluminum seat 33. The mechanical overload protection device 10 is mounted on a universal joint 31, the universal joint 31 is driven to rotate by a drive shaft 35, and a drive gear 34 is arranged on the drive shaft 35. The universal joint is protected by a universal joint spring 32 sleeved on the universal joint 31, and the driving shaft 35 can be limited to rotate at a fixed position by an aluminum seat 33.
Example 4
In this embodiment, the load installed in the load connection jacket 20 is a SiC roller. Based on the foregoing embodiment, this embodiment lithium cell material roller kilns roll table overload protection drive structure can avoid the fracture of SiC roller stick.
Although the present invention has been described in connection with the above embodiments, the scope of the present invention is not limited thereto, and modifications, replacements, and the like to the above members are all within the scope of the claims of the present invention without departing from the concept of the present invention.
Claims (6)
1. The utility model provides a lithium cell material roller kilns roll table overload protection transmission structure, includes mechanical overload protection device (10), its characterized in that: the mechanical overload protection device (10) comprises a positioning sleeve (11), wherein a load connecting hole (12) and at least one overload protector mounting hole (13) which is perpendicular to the load connecting hole (12) are formed in the positioning sleeve (11), and the load connecting hole (12) is communicated with the overload protector mounting hole (13);
a load connection jacket (20) is inserted in the load connection hole (12), and a flexible connection groove (21) is arranged on the load connection jacket (20);
the overload protector (40) is installed in the overload protector installation hole (13), the overload protector (40) comprises a ball (44), the diameter of the ball (44) is larger than that of the flexible connection groove (21), the load connection jacket (20) and the positioning sleeve (11) keep relatively static when the ball (44) is partially arranged in the flexible connection groove (21), and the load connection jacket (20) and the positioning sleeve (11) can rotate relatively when the ball (44) is arranged outside the flexible connection groove (21).
2. The roller way overload protection transmission structure of the lithium battery material roller way kiln as claimed in claim 1, wherein: overload protector (40) still including setting gradually spring (43), gasket (42) and screw (41) in overload protector mounting hole (13), ball (44) and spring (43) contact connection, screw (41) are fixed in on overload protector mounting hole (13) inner wall through the screw thread and can adjust its degree of depth in overload protector mounting hole (13).
3. The roller way overload protection transmission structure of the lithium battery material roller way kiln as claimed in claim 2, wherein: the mechanical overload protection device (10) is fixedly arranged on the driving device (30).
4. The roller way overload protection transmission structure of the lithium battery material roller way kiln as claimed in claim 3, wherein: the driving device (30) comprises a universal joint (31) and a driving shaft (35) which are sequentially connected, the mechanical overload protection device (10) is fixed on the universal joint (31), and the driving shaft (35) is provided with a driving gear (34).
5. The roller way overload protection transmission structure of the lithium battery material roller way kiln as claimed in claim 4, wherein: a universal joint spring (32) is sleeved on the universal joint (31), and a driving shaft (35) is inserted and fixed in the aluminum seat (33).
6. The roller way overload protection transmission structure of the lithium battery material roller way kiln as claimed in any one of claims 1 to 5, wherein: the load connection jacket (20) is internally provided with a SiC roller rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921277257.6U CN210718624U (en) | 2019-08-08 | 2019-08-08 | Lithium cell material roller kilns roll table overload protection transmission structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921277257.6U CN210718624U (en) | 2019-08-08 | 2019-08-08 | Lithium cell material roller kilns roll table overload protection transmission structure |
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| CN210718624U true CN210718624U (en) | 2020-06-09 |
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| CN201921277257.6U Active CN210718624U (en) | 2019-08-08 | 2019-08-08 | Lithium cell material roller kilns roll table overload protection transmission structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110440586A (en) * | 2019-08-08 | 2019-11-12 | 广东中鹏新能科技有限公司 | A kind of lithium battery material roller kilns roller-way overload protection drive structure |
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2019
- 2019-08-08 CN CN201921277257.6U patent/CN210718624U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110440586A (en) * | 2019-08-08 | 2019-11-12 | 广东中鹏新能科技有限公司 | A kind of lithium battery material roller kilns roller-way overload protection drive structure |
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