Thrust wheel of iron sleeve type plate feeder

Abstract

The utility model discloses an iron case type plate feeder thrust wheel, which relates to the technical field of plate feeder thrust wheels, and comprises a fulcrum shaft, a thrust wheel body and two groups of supports, the top ends of the two supports are detachably connected with an inner cover and an outer cover, the fulcrum shaft is inserted between the inner cover and the outer cover, the fulcrum shaft is sleeved with the thrust wheel body, and the thrust wheel body is sleeved with the thrust wheel body. The thrust wheel body is located between the inner cover and the outer cover, and two iron sleeves are symmetrically arranged in the thrust wheel body; according to the device, the floating oil seal structure is formed by the floating seal ring and the floating seal rubber ring, the O-shaped rubber rings are adopted for transmission contact surfaces, damage to key transmission in the device can be effectively avoided, and the floating oil seal structure is in a vacuum sealing environment, is not prone to being affected by the environment and is longer in service life; compared with a traditional bearing structure, the iron sleeve type thrust wheel structure adopts a one-time oiling permanent oiling-free structure, the defect of insufficient lubricant of an internal transmission structure in the using process is overcome, the production cost is low, and installation and maintenance are convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of supporting rollers for plate feeders, in particular to an iron sleeve type supporting roller for plate feeders. Background Art

[0002] Plate feeder rollers are rollers installed on both sides of the heavy plate feeder frame, mainly used to support and carry the weight of the machine, and distribute the weight on the track plate, so as to ensure that the machine moves along the track direction. Its main functions include providing support for the chain plate and reducing the working resistance of the chain plate. This design is mainly used on the chassis of plate feeder engineering machinery.

[0003] At present, most of the rollers of plate feeders use bearing structures for transmission. However, there are several problems with using bearing structures for transmission:

[0004] 1. Fatigue damage problem: During the operation of the bearing, due to friction and abrasion, its size and accuracy will gradually decrease, thus affecting its normal operation;

[0005] 2. Corrosion problem: Bearings are prone to oxidation corrosion and fretting corrosion in a humid environment, which will further accelerate the damage of the bearings;

[0006] 3. Poor lubrication problem: Insufficient lubricant or improper use will lead to poor heat dissipation of the bearing, increased wear and vibration, and even cause the bearing to get stuck and fail;

[0007] Therefore, those skilled in the art provide a kind of iron sleeve type plate feeder supporting roller to solve the problems raised in the above-mentioned background technology. Utility Model Content

[0008] The utility model aims to provide an iron sleeve type plate feeder supporting wheel to solve the problems raised in the above background technology.

[0009] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0010] A kind of iron sleeve type plate feeder supporting roller, comprises a support shaft, a supporting roller body and a bracket, wherein the bracket is provided with two groups, the top ends of the two brackets are detachably connected with inner and outer covers, a support shaft is inserted between the two inner and outer covers, the outer sleeve of the support shaft is provided with the supporting roller body, and the supporting roller body is located between the two inner and outer covers, two iron sleeves are symmetrically provided inside the supporting roller body, hexagonal bolts are threaded on the iron sleeves, the iron sleeves are connected to the supporting roller body through the hexagonal bolts, and thrust copper sleeves are provided on the inner sides of the two iron sleeves, and a cylindrical pin is provided between the thrust copper sleeve and the iron sleeve, and two floating sealing rings are installed between the iron sleeve and the inner and outer covers, and the floating sealing ring sleeves are provided on the support shaft, and the outer sleeves of the floating sealing rings are provided with floating sealing rubber rings.

[0011] As a further solution of the utility model: an oil filling groove is opened at one end of the support shaft, and a screw plug is threadedly connected inside the oil filling groove.

[0012] As a further solution of the utility model: two first installation grooves are symmetrically provided on the outer side wall of the support shaft, and a wire retaining spring is installed inside the first installation groove, and a groove matching the wire retaining spring is provided on the inner side walls of the inner and outer covers.

[0013] As a further solution of the utility model: two second installation grooves are symmetrically provided on the outer side wall of the support shaft, and the second installation groove is located between the two first installation grooves, and a first sealing ring is arranged inside the second installation groove.

[0014] As a further solution of the utility model: two third installation grooves are provided on one side of the two iron sleeves close to the supporting wheel body, and second sealing rings are arranged inside the third installation grooves.

[0015] As a further solution of the present invention: the first sealing ring and the second sealing ring are both in O-shape.

[0016] As a further solution of the utility model: a spring washer is arranged between the hexagonal head bolt and the iron sleeve.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] 1. The floating seal ring and the floating seal rubber ring form a floating oil seal structure in this device, and the transmission contact surface adopts O-rings, which can effectively avoid the damage of the key transmission inside the device. The floating oil seal structure is a vacuum sealing environment, which is not easily affected by the environment and has a longer service life. Compared with the traditional bearing structure, the iron sleeve type roller structure adopts a one-time oil filling and permanent oil-free structure, which is not easy to have the defect of insufficient lubricant in the internal transmission structure during use. The production cost is low, easy to install and maintain, and each component is easy to replace if damaged. The assembly environment is not as harsh as the bearing requirements, and there will be no noise or failure after assembly;

[0019] 2. This device uses multiple sealing designs such as iron sleeve, thrust copper sleeve, cylindrical pin, floating seal ring and floating seal rubber ring to effectively prevent dust and impurities from entering the support shaft, extend the service life of the support shaft and maintain a good sealing state. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional diagram of a supporting wheel of an iron sleeve type plate feeder.

[0021] Figure 2 The present invention is a schematic diagram of the structure of a supporting roller of an iron sleeve type plate feeder.

[0022] Figure 3The present invention is a stereoscopic diagram of the inner and outer covers of the supporting wheels of an iron sleeve type plate feeder.

[0023] Figure 4 The present invention is a stereoscopic diagram of the support shaft in the supporting wheel of an iron sleeve type plate feeder.

[0024] Figure 5 The present invention is a schematic diagram of the internal structure of the support shaft in the supporting wheel of an iron sleeve type plate feeder.

[0025] Figure 6 The utility model is a stereoscopic diagram of a middle roller body of an iron sleeve type plate feeder roller.

[0026] Figure 7 It is a three-dimensional diagram of a thrust-stop copper sleeve in the supporting wheel of an iron sleeve type plate feeder.

[0027] Figure 8 The present invention is a stereoscopic diagram of an iron sleeve in a supporting wheel of an iron sleeve type plate feeder.

[0028] In the figure: 1. Steel wire retaining spring; 2. Inner and outer covers; 3. Support shaft; 4. First sealing ring; 5. Floating sealing rubber ring; 6. Floating sealing ring; 7. Hexagonal head bolt; 8. Spring washer; 9. Track roller body; 10. Cylindrical pin; 11. Thrust copper sleeve; 12. Second sealing ring; 13. Iron sleeve; 14. Screw plug; 15. Bracket; 16. Oil filling groove; 17. First mounting groove; 18. Second mounting groove; 19. Third mounting groove. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail below in combination with specific implementation methods and with reference to the accompanying drawings. It should be understood that these descriptions are only exemplary and are not intended to limit the scope of the utility model. In addition, in the following description, the description of well-known structures and technologies is omitted to avoid unnecessary confusion of the concept of the utility model.

[0030] like Figure 1-8As shown, the utility model proposes a waterproof and leak-proof alternating construction device, including a support shaft 3, a supporting roller body 9 and a bracket 15, wherein the bracket 15 is provided with two groups, and the top ends of the two brackets 15 are detachably connected with inner and outer covers 2, the support shaft 3 is inserted between the two inner and outer covers 2, the supporting shaft 3 is sleeved with a supporting roller body 9 on the outside, and the supporting roller body 9 is located between the two inner and outer covers 2, and two iron sleeves 13 are symmetrically arranged inside the supporting roller body 9, and the iron sleeve 13 is threadedly connected with a hexagonal bolt 7, and a spring washer 8 is arranged between the hexagonal bolt 7 and the iron sleeve 13, and the iron sleeve 13 is connected with the hexagonal bolt 7 through the hexagonal bolt 7. The supporting wheel body 9 is connected, and thrust copper sleeves 11 are arranged on the inner sides of the two iron sleeves 13, and a cylindrical pin 10 is arranged between the thrust copper sleeve 11 and the iron sleeve 13, and two floating seal rings 6 are installed between the iron sleeve 13 and the inner and outer covers 2, and the floating seal ring 6 is sleeved on the support shaft 3, and a floating seal rubber ring 5 is sleeved on the outer side of the floating seal ring 6. The floating oil seal structure is composed of the floating seal ring 6 and the floating seal rubber ring 5, and the transmission contact surface adopts O-rings, which can effectively avoid damage to the key transmission inside the device, and the structure of the floating oil seal is a vacuum sealing environment, which is not easily affected by the environment and has a longer service life.

[0031] In an optional embodiment, an oil filling groove 16 is formed at one end of the support shaft 3 , and a screw plug 14 is threadedly connected to the inside of the oil filling groove 16 .

[0032] In an optional embodiment, two first installation grooves 17 are symmetrically provided on the outer wall of the support shaft 3, and a steel wire spring 1 is installed inside the first installation groove 17, and a groove matched with the steel wire spring 1 is provided on the inner wall of the inner and outer covers 2, and the groove on the inner wall of the inner and outer covers 2 is matched with the steel wire spring 1, providing additional impact resistance support and enhancing the structural strength of the entire supporting wheel body 9.

[0033] In an optional embodiment, two second mounting grooves 18 are symmetrically provided on the outer wall of the support shaft 3, and the second mounting groove 18 is located between the two first mounting grooves 17, a first sealing ring 4 is arranged inside the second mounting groove 18, two third mounting grooves 19 are provided on the side of the two iron sleeves 13 close to the supporting wheel body 9, and a second sealing ring 12 is arranged inside the third mounting groove 19, and the first sealing ring 4 and the second sealing ring 12 are both in an O-shape.

[0034] The working principle of the utility model is as follows: when in use, the supporting wheel body 9 is connected to the bracket 15 through the support shaft 3, and the supporting wheel body is supported and fixed by the iron sleeve 13. A thrust copper sleeve 11 is arranged inside the iron sleeve 13, and a sealing effect is achieved through the cylindrical pin 10 and the iron sleeve 13, through the floating seal ring 6 and the floating seal rubber ring 5. The floating seal ring 6 and the floating seal rubber ring 5 form a floating oil seal structure, and the transmission contact surface adopts an O-ring, which can effectively avoid the damage of the key transmission inside the device, and the structure of the floating oil seal is a vacuum sealing environment, which is not easily affected by the environment, has a longer service life, and the use of the iron sleeve type supporting wheel structure is convenient. Compared with the traditional bearing structure, the one-time oiling and permanent oil-free structure is adopted, which is not easy to have the defect of insufficient lubricant in the internal transmission structure during use, and has low production cost, is easy to install and maintain, and each component is easy to replace when damaged. The assembly environment is not as harsh as the requirements for bearings, and there will be no noise or failure after assembly. The oil filling groove 16 and the screw plug 14 provide lubrication for the support shaft. Through the multiple sealing designs such as the iron sleeve 13, the thrust copper sleeve 11, the cylindrical pin 10, the floating seal ring 6 and the floating seal rubber ring 5, dust and impurities are effectively prevented from entering the inside of the support shaft 3, the service life of the support shaft 3 is extended, and a good sealing state is maintained.

[0035] It should be understood that the above specific embodiments of the present invention are used to illustrate or explain the principles of the present invention, and do not constitute a limitation on the present invention. Therefore, any modifications, equivalent substitutions, improvements, etc. made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. In addition, the claims attached to the present invention are intended to cover all changes and modifications that fall within the scope and boundaries of the attached claims, or the equivalent forms of such scope and boundaries.

Claims

1. An iron sleeve type plate feeder roller, comprising a support shaft (3), a roller body (9) and a bracket (15), characterized in that: The bracket (15) is provided in two groups, and the top ends of the two brackets (15) are detachably connected with inner and outer covers (2), a support shaft (3) is inserted between the two inner and outer covers (2), a supporting wheel body (9) is sleeved on the outside of the support shaft (3), and the supporting wheel body (9) is located between the two inner and outer covers (2), and two iron sleeves (13) are symmetrically provided inside the supporting wheel body (9), and the iron sleeves (13) are threadedly connected with hexagonal bolts (7), and the iron sleeves (13) are connected through the hexagonal bolts (7). The angle head bolt (7) is connected to the supporting wheel body (9), and thrust copper sleeves (11) are arranged inside the two iron sleeves (13), and a cylindrical pin (10) is arranged between the thrust copper sleeve (11) and the iron sleeve (13), and two floating seal rings (6) are installed between the iron sleeve (13) and the inner and outer covers (2), and the floating seal ring (6) is sleeved on the support shaft (3), and a floating seal rubber ring (5) is sleeved outside the floating seal ring (6), and the floating seal rubber ring (5) is in an O-shaped shape.

2. The iron sleeve type plate feeder supporting wheel according to claim 1, characterized in that: An oil filling groove (16) is formed at one end of the support shaft (3), and a screw plug (14) is threadedly connected inside the oil filling groove (16).

3. The iron sleeve type plate feeder supporting wheel according to claim 1, characterized in that: Two first installation grooves (17) are symmetrically provided on the outer side wall of the support shaft (3), and a steel wire clamping spring (1) is installed inside the first installation groove (17), and a groove matching the steel wire clamping spring (1) is provided on the inner side wall of the inner and outer covers (2).

4. The iron sleeve type plate feeder supporting wheel according to claim 1, characterized in that: Two second mounting grooves (18) are symmetrically provided on the outer side wall of the support shaft (3), and the second mounting groove (18) is located between the two first mounting grooves (17). A first sealing ring (4) is provided inside the second mounting groove (18).

5. The iron sleeve type plate feeder supporting wheel according to claim 1, characterized in that: Two third installation grooves (19) are formed on one side of the two iron sleeves (13) close to the supporting wheel body (9), and a second sealing ring (12) is arranged inside the third installation groove (19).

6. The iron sleeve type plate feeder supporting wheel according to claim 4, characterized in that: The first sealing ring (4) and the second sealing ring (12) are both O-shaped.

7. The iron sleeve type plate feeder supporting wheel according to claim 1, characterized in that: A spring washer (8) is provided between the hexagonal head bolt (7) and the iron sleeve (13).

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