Large nylon worm gear with replaceable teeth

Abstract

The utility model relates to the related technical field of worm gears, in particular to a nylon large worm gear with replaceable teeth, the nylon large worm gear with replaceable teeth comprises a recycling module, a dismounting and replacing module and a fastener, the recycling module is formed by combining a side blocking seat, a mounting seat and a screw rod, and the side blocking seat, the mounting seat and the screw rod are integrally formed; the dismounting and replacing module is formed by combining a gear ring and a gear body, the gear ring is mounted on the mounting seat, and the fastener is used for positioning and mounting the dismounting and replacing module on the recycling module; a nylon large worm gear with replaceable teeth is formed by combining a recycling module, a dismounting and replacing module and a fastener, the recycling module is formed by combining a side blocking seat, a mounting seat and a screw rod, and the dismounting and replacing module is formed by combining a gear ring and a gear body; therefore, the easy-to-wear tooth body on the worm gear can be independently replaced, the replacement cost of the worm gear is effectively reduced, and the production concept of green and environment-friendly in the current society is met.

Description

Technical Field

[0001] The utility model relates to the technical field related to worm gears, in particular to a large nylon worm gear with replaceable teeth. Background Art

[0002] The worm gear mechanism is often used to transmit motion and power between two staggered axes. The worm wheel and worm are equivalent to the gear and rack in the middle plane, and the worm is similar in shape to the screw. It is a mechanical transmission structure commonly used in mechanical equipment;

[0003] However, the existing worm gears are usually of an integrated structure, and the teeth of the worm gear are easily worn, so the worm gear needs to be replaced as a whole after the teeth of the worm gear are worn, and the replacement cost is high. Therefore, the utility model proposes a nylon large worm gear with replaceable teeth to solve the above problem. Utility Model Content

[0004] The utility model aims to provide a nylon large worm gear with replaceable teeth to solve the problems raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical solution: a nylon large worm gear with replaceable teeth, the nylon large worm gear with replaceable teeth comprising:

[0006] A recycling module, wherein the recycling module is composed of a side stopper, a mounting seat and a screw rod, and the side stopper, the mounting seat and the screw rod are integrally formed;

[0007] A disassembly and replacement module, wherein the disassembly and replacement module is composed of a gear ring and a gear body, and the gear ring is installed on a mounting seat;

[0008] A fastener is used to position and install the disassembled replacement module on the recycling module.

[0009] Preferably, the gear ring is a hard nylon ring, the tooth body is a hard nylon tooth body, and the gear ring and the tooth body are integrally formed.

[0010] Preferably, an alignment groove is provided on the outer wall of the mounting seat, and an alignment seat is integrally formed on the inner wall of the gear ring. The alignment seat is arranged corresponding to the alignment groove, and when the module is disassembled and replaced during actual installation, the alignment seat is embedded in the alignment groove.

[0011] Preferably, the fastener is composed of a limit plate and a screw nut, and the limit plate and the screw nut are integrally formed. When the fastener is actually installed, the limit plate is set against the disassembly and replacement module.

[0012] Preferably, a threaded hole is provided on the outer end surface of the mounting seat, an anti-loosening module is arranged in the threaded hole, and a positioning hole is provided on the limiting plate.

[0013] Preferably, the anti-loosening module is composed of a threaded rod, a support spring and a positioning rod. The threaded rod is screwed into the threaded hole. A spring groove is provided at the inner end of the threaded rod. The support spring is fixedly connected to the bottom of the spring groove. The positioning rod is integrally formed with the outer end surface of the threaded rod, and a screwdriver groove is provided on the end surface of the positioning rod.

[0014] Preferably, the positioning hole is arranged in a circle around the circumference of the limiting plate, and when the threaded rod is screwed into the spring groove, the support spring is always in a compressed state, and the diameter of the threaded rod is greater than the diameter of the positioning hole.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. By setting a nylon large worm wheel with replaceable teeth composed of a recycling module, a disassembly and replacement module and a fastener, and setting the recycling module to be composed of a side block seat, a mounting seat and a screw rod, and setting the disassembly and replacement module to be composed of a gear ring and a tooth body, the easily worn tooth body on the worm wheel can be replaced independently, thereby effectively reducing the replacement cost of the worm wheel, which is in line with the current social green and environmentally friendly production concept;

[0017] 2. A threaded hole is opened on the outer end surface of the mounting seat, and an anti-loosening module composed of a threaded rod, a support spring and a positioning rod is arranged in the threaded hole, and a positioning hole is opened on the limit plate, so that the positioning rod can be stably supported in the positioning hole through the supporting effect of the support spring, thereby preventing the fastener from loosening, thereby effectively ensuring the overall stability of the worm gear structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the recycling module structure of the utility model;

[0020] Figure 3 A half-section view of the present invention;

[0021] Figure 4 for Figure 3 A schematic diagram of the structure enlargement in the middle;

[0022] Figure 5 This is a schematic diagram of the structure of the disassembly and replacement module of the present invention;

[0023] Figure 6 Schematic diagram of the fastener structure of the present invention.

[0024] In the figure: side stopper 1, mounting seat 2, screw rod 3, disassembly and replacement module 4, fastener 5, gear ring 6, gear body 7, alignment groove 8, alignment seat 9, limit plate 10, screw nut 11, threaded hole 12, threaded rod 13, support spring 14, positioning rod 15, screwdriver slot 16, positioning hole 17. DETAILED DESCRIPTION

[0025] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of the utility model. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-6 The present invention provides the following three preferred embodiments:

[0027] Embodiment 1

[0028] A nylon large worm gear with replaceable teeth, the nylon large worm gear with replaceable teeth comprises a recycling module, a disassembly and replacement module 4 and a fastener 5, the recycling module is composed of a side block seat 1, a mounting seat 2 and a screw 3, and the side block seat 1, the mounting seat 2 and the screw 3 are integrally formed, the disassembly and replacement module 4 is composed of a gear ring 6 and a gear body 7, the gear ring 6 is installed on the mounting seat 2, and the fastener 5 is used to position the disassembly and replacement module 4 on the recycling module.

[0029] The gear ring 6 is a hard nylon ring, the tooth body 7 is a hard nylon tooth body, and the gear ring 6 and the tooth body 7 are integrally formed. By setting a large nylon worm gear with replaceable teeth composed of a recycling module, a disassembly and replacement module 4 and a fastener 5, and the recycling module is arranged to be composed of a side block seat 1, a mounting seat 2 and a screw 3, and the disassembly and replacement module 4 is arranged to be composed of a gear ring 6 and a tooth body 7, the tooth body 7 on the worm wheel that is easy to wear can be replaced independently, thereby effectively reducing the replacement cost of the worm wheel, which is in line with the current social green and environmentally friendly production concept.

[0030] Embodiment 2

[0031] On the basis of Example 1, an alignment groove 8 is opened on the outer wall of the mounting seat 2, and an alignment seat 9 is integrally formed on the inner wall of the ring gear 6. The alignment seat 9 is arranged corresponding to the alignment groove 8, and when the disassembled replacement module 4 is actually installed, the alignment seat 9 is embedded in the alignment groove 8. The setting of the alignment seat 9 and the alignment groove 8 can ensure the stability of the disassembled replacement module 4 on the mounting seat 2.

[0032] The fastener 5 is composed of a limit plate 10 and a screw nut 11 , and the limit plate 10 and the screw nut 11 are integrally formed. When the fastener 5 is actually installed, the limit plate 10 is set against the disassembly and replacement module 4 .

[0033] Embodiment 3

[0034] On the basis of the second embodiment, a threaded hole 12 is provided on the outer end face of the mounting seat 2, an anti-loosening module is arranged in the threaded hole 12, a positioning hole 17 is provided on the limit plate 10, and the anti-loosening module is composed of a threaded rod 13, a support spring 14 and a positioning rod 15. The threaded rod 13 is screwed and installed in the threaded hole 12, a spring groove is provided at the inner end of the threaded rod 13, the support spring 14 is fixedly connected to the bottom of the spring groove, the positioning rod 15 and the outer end face of the threaded rod 13 are integrally formed, and a screwdriver groove 16 is provided on the end face of the positioning rod 15.

[0035] A circle of positioning holes 17 is arranged around the circumference of the limiting plate 10. When the threaded rod 13 is screwed into the spring groove, the support spring 14 is always in a compressed state, and the diameter of the threaded rod 13 is greater than the diameter of the positioning hole 17. By opening a threaded hole 12 on the outer end face of the mounting seat 2, and arranging an anti-loosening module composed of a threaded rod 13, a support spring 14 and a positioning rod 15 in the threaded hole 12, and opening a positioning hole 17 on the limiting plate 10, the positioning rod 15 can be stably pressed against the positioning hole 17 through the supporting effect of the support spring 14, thereby preventing the fastener 5 from loosening, thereby effectively ensuring the overall stability of the worm gear structure.

[0036] Working principle: During actual use, the staff uses a screwdriver to screw the threaded rod 13 inward to disengage the positioning rod 15 from the positioning hole 17, and then removes the fastener 5 with a wrench, and then replaces the disassembly and replacement module 4, tightens the fastener 5, and screws the threaded rod 13 to the outside to allow the positioning rod 15 to be embedded in the positioning hole 17.

[0037] Although the above describes the illustrative specific implementation methods of the present application so that technicians in this technical field can understand the present application, the present application is not limited to the scope of the specific implementation methods. For ordinary technicians in this technical field, as long as various changes are within the spirit and scope of the present application defined and determined by the attached claims, all application creations using the concept of the present application are protected.

Claims

1. A nylon large worm gear with replaceable teeth, characterized in that: The replaceable teeth nylon large worm gear comprises: A recycling module, wherein the recycling module is composed of a side stopper (1), a mounting seat (2) and a screw rod (3), and the side stopper (1), the mounting seat (2) and the screw rod (3) are integrally formed; A disassembly and replacement module (4), wherein the disassembly and replacement module (4) is composed of a gear ring (6) and a gear body (7), and the gear ring (6) is mounted on a mounting seat (2); A fastener (5) is used to position and install the disassembly and replacement module (4) on the recycling module.

2. A nylon large worm gear with replaceable teeth according to claim 1, characterized in that: The gear ring (6) is a hard nylon ring, the tooth body (7) is a hard nylon tooth body, and the gear ring (6) and the tooth body (7) are integrally formed.

3. The nylon large worm gear with replaceable teeth according to claim 1, characterized in that: An alignment groove (8) is provided on the outer wall of the mounting seat (2), and an alignment seat (9) is integrally formed on the inner wall of the gear ring (6). The alignment seat (9) is arranged corresponding to the alignment groove (8), and when the module (4) is disassembled and replaced during actual installation, the alignment seat (9) is embedded in the alignment groove (8).

4. The nylon large worm gear with replaceable teeth according to claim 1, characterized in that: The fastener (5) is composed of a limit plate (10) and a screw nut (11), and the limit plate (10) and the screw nut (11) are integrally formed. When the fastener (5) is actually installed, the limit plate (10) is arranged to abut against the disassembly and replacement module (4).

5. A nylon large worm gear with replaceable teeth according to claim 4, characterized in that: The outer end surface of the mounting seat (2) is provided with a threaded hole (12), an anti-loosening module is arranged in the threaded hole (12), and a positioning hole (17) is provided on the limiting plate (10).

6. A nylon large worm gear with replaceable teeth according to claim 5, characterized in that: The anti-loosening module is composed of a threaded rod (13), a supporting spring (14) and a positioning rod (15). The threaded rod (13) is screwed and installed in the threaded hole (12). The inner end of the threaded rod (13) is provided with a spring groove. The supporting spring (14) is fixedly connected to the bottom of the spring groove. The positioning rod (15) is integrally formed with the outer end surface of the threaded rod (13), and the end surface of the positioning rod (15) is provided with a screwdriver groove (16).

7. The nylon large worm gear with replaceable teeth according to claim 6, characterized in that: The positioning hole (17) is arranged in a circle around the circumference of the limiting plate (10). When the threaded rod (13) is screwed into the spring groove, the support spring (14) is always in a compressed state, and the diameter of the threaded rod (13) is greater than the diameter of the positioning hole (17).

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