Feeder speed reducer and feeder
By designing a feeder reducer, using the meshing transmission of gears and ring gears, the problem of insufficient stirring in the feeding system of traditional plastic extruders is solved, and the plastic particles are mixed more uniformly, and the motor is reduced. Workload and energy consumption.
Patent Information
- Application Number
- CN202421496293.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-27
- Publication Date
- 2025-02-14
- Estimated Expiration
- 2034-06-27
AI Technical Summary
In the feeding system of traditional plastic extruders, the mixing mechanism driven by a direct motor may be insufficiently mixed with raw materials due to excessive rotation speed or insufficient torque, which will affect the color uniformity and physical properties of the finished product.
Design a feeder reducer, including a housing, drive motor, gear and ring gear. Through the connecting holes on the inner wall of the connecting groove and ring gear, the stirring assembly is quickly installed, and the gear and ring gear meshing is driven to provide stable drive. , improve the stirring uniformity, and reduce the working load and energy consumption of the drive motor by reasonably matching the transmission ratio.
By providing more stable driving force, the mixing uniformity of plastic particles of different colors or materials is improved, while reducing the workload and energy consumption of the drive motor, and improving the overall efficiency of the feeding system.
Smart Images
Figure CN222479345U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of reducers, in particular to a feeder reducer and a feeder. Background Art
[0002] In the plastic processing industry, plastic extruder is one of the key equipment for producing various plastic profiles, pipes, sheets and other products. Its working principle involves uniformly heating the plastic raw materials (usually granular) to a molten state and forming the desired shape of the product through the die of the extruder. In this process, the full mixing of the raw materials and the uniform feeding to the extrusion area are crucial to the quality of the final product and production efficiency.
[0003] Traditional plastic extruder feeding systems mostly use a single motor to directly drive the stirring rod to rotate in order to achieve mixing and feeding of plastic particles. Although this design is simple in structure, in actual applications, the stirring mechanism driven directly by the motor may cause insufficient mixing of raw materials due to excessive speed or insufficient torque, thus affecting the color uniformity and physical properties of the finished product. Utility Model Content
[0004] The utility model aims to at least solve the technical problems existing in the prior art. To this end, the utility model proposes a feeder reducer and a feeder, which can quickly and easily install a stirring component through a connecting hole. The utility model can provide a more stable driving force, making the stirring process more gentle, thereby improving the mixing uniformity of plastic particles of different colors or materials, and at the same time, by reasonably matching the transmission ratio, it can effectively reduce the workload and energy consumption of the driving motor while ensuring the stirring effect.
[0005] According to some embodiments of the first aspect of the utility model, a feeder reducer includes a shell, a drive motor, a gear and a gear ring, a connecting groove is opened in the middle of the shell, the connecting groove passes through the upper and lower ends of the shell, the connecting groove is circular, a transmission part is provided at one end of the shell, the drive motor is installed on the outside of the transmission part, the gear is provided in the transmission part, the output shaft of the drive motor is connected to the middle of the gear, the gear ring is movably provided on the inner wall of the connecting groove, a connecting hole is provided on the inner wall of the gear ring, the gear is meshed with the gear ring, and the number of teeth of the gear is less than the number of teeth of the gear ring.
[0006] A feeder reducer according to some embodiments of the first aspect of the utility model has at least the following beneficial effects:
[0007] The utility model is provided with a connecting hole on the inner wall of the gear ring, and the stirring component can be quickly and easily installed through the connecting hole. By arranging a gear in the transmission part and movably arranging a gear ring on the inner wall of the connecting groove, the gear is driven to rotate by a driving motor, and the gear drives the gear ring to rotate, which can drive the stirring component to rotate. The utility model can provide a more stable driving force, making the stirring process more gentle, thereby improving the mixing uniformity of plastic particles of different colors or materials. At the same time, by reasonably matching the transmission ratio, the workload and energy consumption of the driving motor can be effectively reduced while ensuring the stirring effect.
[0008] According to a feeder reducer in some embodiments of the first aspect of the utility model, the bottom inner wall of the gear ring is recessed inward to form an assembly groove, and the connecting hole is arranged at the top of the assembly groove.
[0009] According to a feeder reducer of some embodiments of the first aspect of the utility model, two assembly grooves are provided, and the two assembly grooves are respectively provided on both sides of the gear ring.
[0010] According to a feeder reducer of some embodiments of the first aspect of the utility model, a first extension portion and a second extension portion are respectively provided at the upper and lower ends of the gear, the first extension portion and the second extension portion are both cylindrical, and a first bearing and a second bearing are respectively provided at the upper and lower ends of the transmission portion, the first bearing is sleeved on the outer periphery of the first extension portion, and the second bearing is sleeved on the outer periphery of the second extension portion.
[0011] According to a feeder reducer of some embodiments of the first aspect of the utility model, a first skeleton oil seal is provided between the ring gear and the transmission part.
[0012] According to a feeder reducer in some embodiments of the first aspect of the utility model, a rib is provided on the inner wall of the connecting groove, the rib is arranged above the gear ring, and a second skeleton oil seal is provided between the rib and the gear ring.
[0013] According to a feeder reducer in some embodiments of the first aspect of the utility model, the shell includes an upper shell and a lower shell, the upper shell and the lower shell are detachably connected, and the gear and the ring gear are located between the upper shell and the lower shell.
[0014] According to some embodiments of the first aspect of the utility model, a feeder reducer is provided, wherein a first groove body is provided at the bottom of the upper shell, and the first groove body is located at the outer periphery of the connecting groove; a second groove body is provided at the top of the lower shell, and the second groove body is located at the outer periphery of the connecting groove; a plurality of universal balls are provided on the first groove body and the second groove body, and the universal balls are in contact with the gear ring.
[0015] According to some embodiments of the second aspect of the utility model, a feeder includes the feeder reducer, a funnel and a stirring assembly, the funnel is connected to the top of the shell, the funnel is located at the top of the connecting groove, the funnel is communicated with the connecting groove, and the stirring assembly is connected to the inner wall of the gear ring through the connecting hole.
[0016] A feeder reducer according to some embodiments of the second aspect of the utility model has at least the following beneficial effects:
[0017] Plastic particles are directly put into the machine through the hopper, and the stirring assembly is assembled on the gear ring. The reducer of the feeder works to drive the stirring assembly to rotate, thereby mixing the plastic particles. The reducer of the feeder provides a more stable driving force, making the stirring process gentler, thereby improving the mixing uniformity of plastic particles of different colors or materials. At the same time, by reasonably matching the transmission ratio, it can effectively reduce the workload and energy consumption of the drive motor while ensuring the stirring effect.
[0018] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS
[0019] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:
[0020] Figure 1 The structure of the first embodiment of the utility model is shown in FIG. Figure 1 .
[0021] Figure 2 The structure of the first embodiment of the utility model is shown in FIG. Figure 2 .
[0022] Figure 3 It is a cross-sectional view of an embodiment of the first aspect of the utility model.
[0023] Figure 4 It is a schematic structural diagram of an embodiment of the second aspect of the utility model.
[0024] Figure 5 It is a cross-sectional view of an embodiment of the second aspect of the utility model.
[0025] Figure numerals: 1. shell, 2. drive motor, 3. gear, 4. gear ring, 5. connecting groove, 6. transmission part, 7. connecting hole, 8. assembly groove, 9. first extension part, 10. second extension part, 11. first bearing, 12. second bearing, 13. first skeleton oil seal, 14. rib, 15. second skeleton oil seal, 16. upper shell, 17. lower shell, 18. first trough body, 19. second trough body, 20. universal ball, 100. funnel, 101. stirring assembly, 102. cross bar, 103. longitudinal bar, 104. stirring rod. DETAILED DESCRIPTION
[0026] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.
[0027] In the description of the present invention, it should be understood that the descriptions involving orientation, such as up, down, left, right, front, back, etc., indicating orientation or positional relationships, are based on the orientation or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the modules or components referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.
[0028] In the description of the utility model, if there is a description of first and second, it is only for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.
[0029] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.
[0030] like Figure 1-Figure 3 As shown, the first embodiment of the utility model provides a feeder reducer.
[0031] A feeder reducer comprises a shell 1, a drive motor 2, a gear 3 and a ring gear 4, a connecting groove 5 is provided in the middle of the shell 1, the connecting groove 5 passes through the upper and lower ends of the shell 1, and the connecting groove 5 is circular, a transmission part 6 is provided at one end of the shell 1, the drive motor 2 is installed on the outer side of the transmission part 6, the gear 3 is arranged in the transmission part 6, the output shaft of the drive motor 2 is connected to the middle part of the gear 3, the ring gear 4 is movably arranged on the inner wall of the connecting groove 5, and a connecting hole 7 is provided on the inner wall of the ring gear 4, the gear 3 is meshed with the ring gear 4, and the number of teeth of the gear 3 is less than the number of teeth of the ring gear 4.
[0032] The utility model is provided with a connecting hole 7 on the inner wall of the gear ring 4, and the stirring component 101 can be quickly and easily installed through the connecting hole 7. By arranging the gear 3 in the transmission part 6, and movably arranging the gear ring 4 on the inner wall of the connecting groove 5, the gear 3 is driven to rotate by the driving motor 2, and the gear 3 drives the gear ring 4 to rotate, and then the stirring component 101 can be driven to rotate. The utility model can provide a more stable driving force, making the stirring process more gentle, thereby improving the mixing uniformity of plastic particles of different colors or materials. At the same time, by reasonably matching the transmission ratio, the workload and energy consumption of the driving motor 2 can be effectively reduced while ensuring the stirring effect.
[0033] In the feeder reducer described in this embodiment, the inner wall of the bottom of the gear ring 4 is recessed inward to form a mounting groove 8, and the connecting hole 7 is arranged at the top of the mounting groove 8. Specifically, by providing the mounting groove 8 formed by the inward recess, the stirring assembly 101 can be directly extended into the mounting groove 8 from the bottom of the gear ring 4, and locked by fasteners, so as to facilitate assembly.
[0034] In the feeder reducer described in this embodiment, two assembly grooves 8 are provided, and the two assembly grooves 8 are respectively provided on both sides of the gear ring 4. Specifically, the above arrangement improves the stability of the connection with the stirring assembly 101.
[0035] In the feeder reducer described in this embodiment, the upper and lower ends of the gear 3 are respectively provided with a first extension part 9 and a second extension part 10, both of which are cylindrical, and the upper and lower ends of the transmission part 6 are respectively provided with a first bearing 11 and a second bearing 12, the first bearing 11 is sleeved on the outer periphery of the first extension part 9, and the second bearing 12 is sleeved on the outer periphery of the second extension part 10. Specifically, the above arrangement improves the stability of the rotation of the gear 3, thereby improving the stability when stirring plastic.
[0036] In the feeder reducer described in this embodiment, a first skeleton oil seal 13 is arranged between the gear ring 4 and the transmission part 6. Specifically, the above arrangement improves the overall sealing performance.
[0037] In the feeder reducer described in this embodiment, a rib 14 is provided on the inner wall of the connecting groove 5, the rib 14 is provided above the gear ring 4, and a second skeleton oil seal 15 is provided between the rib 14 and the gear ring 4. Specifically, the above arrangement improves the overall sealing performance.
[0038] In the feeder reducer described in this embodiment, the housing 1 includes an upper housing 16 and a lower housing 17, the upper housing 16 and the lower housing 17 are detachably connected, and the gear 3 and the gear ring 4 are both located between the upper housing 16 and the lower housing 17. Specifically, the above arrangement is more convenient for overall assembly.
[0039] In the feeder reducer described in this embodiment, the bottom of the upper shell 16 is provided with a first slot body 18, the first slot body 18 is located at the periphery of the connecting slot 5, the top of the lower shell 17 is provided with a second slot body 19, the second slot body 19 is located at the periphery of the connecting slot 5, and the first slot body 18 and the second slot body 19 are both provided with a plurality of universal balls 20, and the universal balls 20 are all in contact with the gear ring 4. Specifically, the above arrangement realizes the rotation of the gear ring 4, and the stability is high.
[0040] like Figure 4-Figure 5 As shown, the second embodiment of the utility model provides a feeder reducer.
[0041] A feeder, comprising the feeder reducer, a funnel 100 and a stirring assembly 101 described in the first aspect of the embodiment, wherein the funnel 100 is connected to the top of the shell 1, the funnel 100 is located at the top of the connecting groove 5, the funnel 100 is communicated with the connecting groove 5, and the stirring assembly 101 is connected to the inner wall of the gear ring 4 through the connecting hole 7.
[0042] When in use, plastic particles are directly put into the mixing device through the funnel 100, the stirring component 101 is assembled on the gear ring 4, and the feeder reducer works to drive the stirring component 101 to rotate, thereby mixing the plastic particles. The feeder reducer provides a more stable driving force, making the stirring process more gentle, thereby improving the mixing uniformity of plastic particles of different colors or materials. At the same time, by reasonably matching the transmission ratio, the workload and energy consumption of the drive motor 2 can be effectively reduced while ensuring the stirring effect.
[0043] In the feeder described in this embodiment, the stirring assembly 101 includes a crossbar 102 and a longitudinal rod 103. The crossbar 102 is connected to the inner wall of the gear ring 4 through the connecting hole 7. The bottom of the longitudinal rod 103 is connected to the middle of the crossbar 102. A plurality of stirring rods 104 are arranged at intervals on the outer wall of the longitudinal rod 103. Specifically, a plurality of stirring rods 104 are arranged, so that the stirring effect is good and the plastic is mixed more evenly.
[0044] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.
Claims
1. A feeder reducer, characterized in that: It includes a shell, a driving motor, a gear and a gear ring. A connecting groove is opened in the middle of the shell, and the connecting groove passes through the upper and lower ends of the shell. The connecting groove is circular. A transmission part is provided at one end of the shell. The driving motor is installed on the outside of the transmission part. The gear is provided in the transmission part. The output shaft of the driving motor is connected to the middle of the gear. The gear ring is movably provided on the inner wall of the connecting groove. A connecting hole is provided on the inner wall of the gear ring. The gear is meshed with the gear ring. The number of teeth of the gear is less than that of the gear ring.
2. A feeder reducer according to claim 1, characterized in that: The inner wall of the bottom of the gear ring is recessed inward to form an assembly groove, and the connecting hole is arranged at the top of the assembly groove.
3. A feeder reducer according to claim 2, characterized in that: There are two assembly grooves, which are respectively arranged on both sides of the gear ring.
4. A feeder reducer according to claim 1, characterized in that: The upper and lower ends of the gear are respectively provided with a first extension portion and a second extension portion, and the first extension portion and the second extension portion are both cylindrical. The upper and lower ends of the transmission portion are respectively provided with a first bearing and a second bearing, and the first bearing is sleeved on the outer periphery of the first extension portion, and the second bearing is sleeved on the outer periphery of the second extension portion.
5. A feeder reducer according to claim 1, characterized in that: A first skeleton oil seal is arranged between the gear ring and the transmission part.
6. A feeder reducer according to claim 1, characterized in that: A rib is provided on the inner wall of the connecting groove, the rib is arranged above the gear ring, and a second skeleton oil seal is arranged between the rib and the gear ring.
7. A feeder reducer according to claim 1, characterized in that: The housing comprises an upper shell and a lower shell, the upper shell and the lower shell are detachably connected, and the gear and the gear ring are both located between the upper shell and the lower shell.
8. A feeder reducer according to claim 7, characterized in that: A first groove body is provided at the bottom of the upper shell, and the first groove body is located at the outer periphery of the connecting groove. A second groove body is provided at the top of the lower shell, and the second groove body is located at the outer periphery of the connecting groove. A plurality of universal balls are provided on the first groove body and the second groove body, and the universal balls are all in contact with the gear ring.
9. A feeder, characterized in that: It includes a feeder reducer, a funnel and a stirring assembly as described in any one of claims 1 to 8, wherein the funnel is connected to the top of the shell, the funnel is located at the top of the connecting groove, the funnel is connected to the connecting groove, and the stirring assembly is connected to the inner wall of the gear ring through the connecting hole.
10. A feeder according to claim 9, characterized in that: The stirring assembly comprises a cross bar and a longitudinal bar, the cross bar is connected to the inner wall of the gear ring through the connecting hole, the bottom of the longitudinal bar is connected to the middle of the cross bar, and a plurality of stirring bars are arranged at intervals on the outer wall of the longitudinal bar.