Shock-resistant roller bearing

Abstract

The utility model relates to the technical field of roller bearings, and discloses an impact-resistant roller bearing, which solves the problem that the conventional roller bearing is easy to be damaged due to the impact of external force during use, and comprises an outer ring, a reinforcing mechanism is arranged on the outer side of the outer ring, and oil pipes are fixedly arranged on the outer side of the outer ring at equal intervals. An inner ring is arranged on the inner side of the outer ring, heat dissipation holes are formed in the inner ring at equal intervals, and a retainer is arranged between the inner ring and the outer ring; according to the utility model, through the cooperation between the screw rod and the sliding plate as well as between the side rod and the sleeve plate, the sliding plate can move conveniently when the turntable is rotated, and through the cooperation between the movable rod and the guide block as well as between the movable rod and the guide column, the two insertion rods can be inserted into the two insertion holes respectively, so that the mounting frame and the outer frame can be fixed, and then the reinforcing ring is fixed on the outer side of the outer ring; therefore, the outer ring is effectively reinforced, the bearing capacity of the outer ring is improved, and the impact resistance of the outer ring is further improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of roller bearings, in particular to an impact-resistant roller bearing. Background Art

[0002] Roller bearings are a type of rolling bearings and are one of the most widely used components in modern machinery. They rely on rolling contact between the main components to support rotating parts. Most roller bearings are now standardized. Roller bearings have the advantages of small starting torque, high rotation accuracy, and easy selection.

[0003] Most of the existing roller bearing outer rings adopt a single-layer structure, which is easily damaged by external impact during use, resulting in relatively poor impact resistance, thereby affecting the performance of the roller bearing. Utility Model Content

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides an impact-resistant roller bearing, which effectively solves the problem that the current roller bearings are easily damaged by external impacts during use.

[0005] To achieve the above object, the utility model provides the following technical solutions: an impact-resistant roller bearing, comprising an outer ring, a reinforcement mechanism is installed on the outer side of the outer ring, oil pipes are fixedly installed on the outer side of the outer ring at equal distances, an inner ring is arranged on the inner side of the outer ring, heat dissipation holes are arranged on the inner ring at equal distances, a cage is arranged between the inner ring and the outer ring, and rollers are installed on the cage at equal distances;

[0006] The reinforcing mechanism comprises an outer ring fixed on the outer side of the outer ring, a reinforcing ring is arranged on the outer side of the outer ring, an inner ring is fixedly installed on the inner side of the reinforcing ring, and the inner ring is fitted with the outer ring.

[0007] Preferably, two positioning rods are symmetrically fixedly connected to one side of the inner ring close to the outer ring, and the two positioning rods both pass through the outer ring and are movably connected to the outer ring.

[0008] Preferably, the reinforcement ring is provided with side grooves at equal angles, and the reinforcement ring is sleeved on the outside of the oil pipe through the side grooves.

[0009] Preferably, two installation frames are symmetrically fixedly installed on one side of the inner ring close to the outer ring, both installation frames penetrate the outer ring and are movably connected to the outer ring, and two outer frames are symmetrically fixedly connected to the side of the outer ring away from the inner ring, and the two outer frames are respectively sleeved on the outside of the two installation frames.

[0010] Preferably, a guide column is fixedly installed in the installation frame, and two guide blocks are symmetrically and movably sleeved on the outer side of the guide column. Limit blocks are fixedly installed on the inner sides of the two guide blocks. A limit groove is provided on the outer side of the guide column, and the two limit blocks are slidably connected to the limit groove. An insertion rod is fixedly installed on the outer side of the two guide blocks, and two insertion holes are symmetrically provided on the inner side of the outer frame, and the two insertion rods are respectively inserted into the two insertion holes.

[0011] Preferably, the outer side of the guide column is fixedly sleeved with a sleeve plate located between the two guide blocks, the outer side of the sleeve plate is rotatably connected to a screw rod, a turntable is fixedly installed on the end of the screw rod away from the sleeve plate, and a slide plate is threadedly sleeved on the outer side of the screw rod, and the outer side of the slide plate is symmetrically rotatably connected to two movable rods, and the ends of the two movable rods away from the slide plate are respectively rotatably connected to the two guide blocks, and two side rods are symmetrically fixedly connected to the side of the slide plate close to the sleeve plate, and the ends of the two side rods away from the slide plate both penetrate the sleeve plate and are fixedly connected to the side blocks, and the two side rods are movably connected to the sleeve plate.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] (1) The utility model facilitates the installation of the reinforcement ring on the outer side of the outer ring through the cooperation between the inner ring, the outer ring and the positioning rod, and facilitates the movement of the slide plate when the turntable is rotated through the cooperation between the screw rod and the slide plate and the side rod and the sleeve plate, and facilitates the insertion of the two insertion rods into the two insertion holes through the cooperation between the movable rod, the guide block and the guide column, so that the installation frame and the outer frame can be fixed, and then the reinforcement ring is fixed on the outer side of the outer ring, so that the outer ring can be effectively strengthened, the bearing capacity of the outer ring is improved, and the impact resistance of the outer ring is further improved;

[0014] (2) The new type facilitates the addition of lubricating oil by providing an oil pipe, thereby eliminating the need to disassemble the entire roller bearing. At the same time, heat dissipation holes are provided to facilitate the discharge of hot gases generated during the operation of the roller bearing, thereby increasing the service life of the roller bearing. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0016] In the attached picture:

[0017] Figure 1 This is a schematic diagram of the structure of the impact-resistant roller bearing of the utility model;

[0018] Figure 2 This is a schematic diagram of the strengthening mechanism structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the disassembled structure of the outer ring and the reinforcement ring of the utility model;

[0020] Figure 4 This is a schematic diagram of the outer frame structure of the utility model;

[0021] Figure 5 This is a schematic diagram of the cross-sectional structure of the installation frame of the utility model;

[0022] In the figure: 1. outer ring; 2. reinforcement mechanism; 201. outer ring; 202. reinforcement ring; 203. side groove; 204. inner ring; 205. positioning rod; 206. outer frame; 207. mounting frame; 208. socket; 209. side rod; 2010. plug rod; 2011. guide block; 2012. limit block; 2013. limit groove; 2014. slide plate; 2015. turntable; 2016. screw; 2017. movable rod; 2018. guide column; 2019. sleeve plate; 2020. side block; 3. oil pipe; 4. rolling element; 5. heat dissipation hole; 6. retaining frame; 7. inner ring. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0024] Embodiment 1, by Figure 1 The utility model comprises an outer ring 1, a reinforcing mechanism 2 is installed on the outer side of the outer ring 1, an oil pipe 3 is fixedly installed on the outer side of the outer ring 1 at an equal distance, an inner ring 7 is arranged on the inner side of the outer ring 1, heat dissipation holes 5 are arranged on the inner ring 7 at an equal distance, a retaining frame 6 is arranged between the inner ring 7 and the outer ring 1, and rollers 4 are installed on the retaining frame 6 at an equal distance;

[0025] When in use, firstly, a plurality of heat dissipation holes 5 are arranged in the inner ring 7 so that the high-temperature gas generated during the operation of the roller bearing can be discharged, and a plurality of oil pipes 3 are fixed on the outer side of the outer ring 1, so that the lubricating oil can be directly added to the roller bearing through the oil pipes 3 without disassembling the entire roller bearing, thereby improving the service life of the entire roller bearing.

[0026] Specifically, by Figure 2-5The reinforcing mechanism 2 includes an outer ring 201 fixed to the outside of the outer ring 1, a reinforcing ring 202 is provided on the outside of the outer ring 201, an inner ring 204 is fixedly installed on the inside of the reinforcing ring 202, the inner ring 204 is fitted with the outer ring 201, and two positioning rods 205 are symmetrically fixedly connected to one side of the inner ring 204 close to the outer ring 201, and the two positioning rods 205 both penetrate the outer ring 201 and are movably connected to the outer ring 201, and side grooves 203 are provided on the reinforcing ring 202 at equal angles, and the reinforcing ring 202 is sleeved on the outside of the oil pipe 3 through the side grooves 203, and the inner ring 204 is close to the outer ring 201. Two mounting frames 207 are symmetrically fixedly installed on one side of the ring 201. Both mounting frames 207 penetrate the outer ring 201 and are movably connected to the outer ring 201. Two outer frames 206 are symmetrically fixedly connected to one side of the outer ring 201 away from the inner ring 204. The two outer frames 206 are respectively sleeved on the outside of the two mounting frames 207. A guide column 218 is fixedly installed in the mounting frame 207. Two guide blocks 2011 are symmetrically and movably sleeved on the outside of the guide column 218. Limiting blocks 2012 are fixedly installed on the inner sides of the two guide blocks 211. The guide column 201 The outer side of the guide column 2018 is provided with a limit groove 2013, and the two limit blocks 2012 are slidably connected to the limit groove 2013. The outer sides of the two guide blocks 2011 are fixedly installed with plug rods 2010. The inner side of the outer frame 206 is symmetrically provided with two plug holes 208. The two plug rods 2010 are respectively inserted into the two plug holes 208. The outer side of the guide column 2018 is fixedly sleeved with a sleeve plate 2019 located between the two guide blocks 2011. The outer side of the sleeve plate 2019 is rotatably connected with a screw rod 2016, and the end of the screw rod 2016 away from the sleeve plate 2019 is fixedly installed with a rotating The outer side of the plate 2015 and the screw rod 216 are threadedly sleeved with a slide plate 2014, and the outer side of the slide plate 2014 is symmetrically rotatably connected with two movable rods 2017, and the ends of the two movable rods 217 away from the slide plate 2014 are respectively rotatably connected with two guide blocks 2011, and the side of the slide plate 2014 close to the sleeve plate 2019 is symmetrically fixedly connected with two side rods 209, and the ends of the two side rods 209 away from the slide plate 2014 both penetrate the sleeve plate 2019 and are fixedly connected with the side blocks 2020, and the two side rods 209 are movably connected with the sleeve plate 2019;

[0027] In the use state, firstly, the reinforcing ring 202 is sleeved on the outer side of the outer ring 201 and moved, so that the two positioning rods 205 both penetrate the outer ring 201, and the two installation frames 207 both penetrate the outer ring 201, and at the same time, the two outer frames 206 are sleeved on the outer sides of the two installation frames 207 respectively, until the inner ring 204 and the outer ring 201 are fitted, and then the turntable 2015 is rotated to drive the rotation of the screw rod 216, and the slide plate 2014 is driven to move and approach the sleeve plate 2019 under the cooperation between the two side rods 209 and the sleeve plate 2019, and then the two movable rods 206 are used to move the slide plate 2014 to move close to the sleeve plate 2019. 017 drives the two guide blocks 2011 to slide along the guide column 2018 respectively, and the two limit blocks 2012 slide in the limit groove 2013 at the same time, ensuring the stability of the two guide blocks 2011 when sliding, until the two insertion rods 2010 are respectively inserted into the two insertion holes 208, fixing the mounting frame 207 and the outer frame 206, and fixing the inner ring 204 and the outer ring 201, and finally fixing the reinforcement ring 202 on the outside of the outer ring 1 to effectively strengthen the outer ring 1, improve the bearing capacity of the outer ring 1, and further improve the impact resistance of the outer ring 1.

Claims

1. An impact-resistant roller bearing, comprising an outer ring (1), characterized in that: The outer side of the outer ring (1) is provided with a reinforcement mechanism (2), the outer side of the outer ring (1) is provided with oil pipes (3) fixedly installed at equal distances, the inner side of the outer ring (1) is provided with an inner ring (7), the inner ring (7) is provided with heat dissipation holes (5) at equal distances, a retaining frame (6) is provided between the inner ring (7) and the outer ring (1), and rolling elements (4) are installed at equal distances on the retaining frame (6); The reinforcing mechanism (2) comprises an outer ring (201) fixed to the outside of the outer ring (1), a reinforcing ring (202) is provided on the outside of the outer ring (201), an inner ring (204) is fixedly mounted on the inside of the reinforcing ring (202), and the inner ring (204) is fitted to the outer ring (201).

2. The impact-resistant roller bearing according to claim 1, characterized in that: Two positioning rods (205) are symmetrically fixedly connected to one side of the inner ring (204) close to the outer ring (201), and both positioning rods (205) penetrate the outer ring (201) and are movably connected to the outer ring (201).

3. The impact-resistant roller bearing according to claim 1, characterized in that: The reinforcing ring (202) is provided with side grooves (203) at equal angles, and the reinforcing ring (202) is sleeved on the outside of the oil pipe (3) through the side grooves (203).

4. The impact-resistant roller bearing according to claim 1, characterized in that: Two installation frames (207) are symmetrically fixedly installed on one side of the inner ring (204) close to the outer ring (201); both installation frames (207) penetrate the outer ring (201) and are movably connected to the outer ring (201); and two outer frames (206) are symmetrically fixedly connected to one side of the outer ring (201) away from the inner ring (204); the two outer frames (206) are respectively sleeved on the outside of the two installation frames (207).

5. The impact-resistant roller bearing according to claim 4, characterized in that: A guide column (2018) is fixedly installed in the installation frame (207); two guide blocks (2011) are symmetrically and movably sleeved on the outer side of the guide column (2018); limit blocks (212) are fixedly installed on the inner sides of the two guide blocks (2011); a limit groove (213) is provided on the outer side of the guide column (2018); the two limit blocks (2012) are slidably connected to the limit groove (213); an insertion rod (2010) is fixedly installed on the outer side of the two guide blocks (2011); two insertion holes (208) are symmetrically provided on the inner side of the outer frame (206); and the two insertion rods (2010) are respectively inserted into the two insertion holes (208).

6. The impact-resistant roller bearing according to claim 5, characterized in that: The outer side of the guide column (2018) is fixedly sleeved with a sleeve plate (2019) located between the two guide blocks (2011); the outer side of the sleeve plate (2019) is rotatably connected with a screw rod (2016); a rotating disk (2015) is fixedly installed at one end of the screw rod (2016) away from the sleeve plate (2019); the outer side of the screw rod (2016) is threadedly sleeved with a slide plate (2014); the outer side of the slide plate (2014) is symmetrically rotatably connected with two movable rods (2015) 7), one end of the two movable rods (2017) away from the slide plate (2014) is rotatably connected to the two guide blocks (211) respectively, and one side of the slide plate (2014) close to the sleeve plate (219) is symmetrically fixedly connected to two side rods (209), one end of the two side rods (209) away from the slide plate (2014) both penetrates the sleeve plate (2019) and is fixedly connected to the side block (220), and the two side rods (209) are both movably connected to the sleeve plate (2019).

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