CN211501325U

CN211501325U - Joint bearing convenient to assemble and disassemble

Info

Publication number: CN211501325U
Application number: CN201922497997.7U
Authority: CN
Inventors: 陈骅
Original assignee: Wuxi Unison Technology Co ltd
Current assignee: Wuxi Unison Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-15
Anticipated expiration: 2029-12-31

Abstract

The utility model belongs to the technical field of bearing structure's technique and specifically relates to a joint bearing convenient to loading and unloading is related to, it includes outer lane and connecting rod, outer lane one end is equipped with the breach, the breach is located one side of outer lane terminal surface orientation connecting rod, and it is equipped with the stuff to slide in the breach, the glide direction of stuff is parallel with the axis of connecting rod, and the stuff forms interior sphere with the inside wall concatenation of outer lane towards outer lane axle center one side, seted up scarce groove on the lateral wall of connecting rod, the axis direction setting of scarce groove along the connecting rod lacks groove and breach intercommunication, lacks the inslot and slides and be equipped with the slider, slider and stuff rigid coupling, it is equipped with a screw thread section of thick bamboo to go back the cover on the connecting rod, screw thread section of thick bamboo rotates with the connecting rod to be connected, screw thread. The utility model discloses convenient and fast's effect when having loading and unloading.

Description

Joint bearing convenient to assemble and disassemble

Technical Field

The utility model belongs to the technical field of bearing structure's technique and specifically relates to a joint bearing convenient to loading and unloading is related to.

Background

The spherical plain bearing has sliding contact surfaces of an inner spherical surface and an outer spherical surface, can rotate and swing at any angle during movement, has the characteristics of high load capacity, impact resistance, corrosion resistance, wear resistance, self-aligning, good lubrication and the like, and is generally used for automobile traction equipment, medical mechanical equipment, engineering mechanical equipment and the like.

Chinese patent publication No. CN201475165U discloses a joint bearing, which comprises an inner ring, a copper ring, an outer ring, and a connecting rod integrated with the outer ring; the copper ring is tightly matched on the inner wall of the outer ring; the inner ring is rotatably matched with the copper ring; the connecting rod is provided with a threaded hole, an axial through hole and a radial through hole which are communicated with the threaded hole; the copper ring is provided with a through hole communicated with the axial through hole; and the radial through hole is connected with an oil injection joint. The joint bearing is convenient for a user to add lubricating oil at any time on the premise of ensuring the normal work of the inner ring.

In the process of assembling and disassembling the knuckle bearing, the outer surface of the inner ring and the inner surface of the outer ring need to be well protected, and the force applied in assembling and disassembling cannot be directly transmitted through the spherical sliding surface, so that the deformation of the spherical sliding surface is avoided. Therefore, it is inconvenient for the operator to directly and uniformly apply the external loading and unloading force to the engaged collar by using an auxiliary loading and unloading tool (such as a sleeve, a detacher, etc.), or to perform unloaded loading and unloading by using an auxiliary method such as heating.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a joint bearing convenient to loading and unloading, convenient and fast's effect when it has loading and unloading to exist not enough to prior art.

The above object of the present invention is achieved by the following technical solutions:

the utility model provides a joint bearing convenient to loading and unloading, includes outer lane and connecting rod, outer lane one end is equipped with the breach, the breach is located one side of outer lane terminal surface towards the connecting rod, and it is equipped with the filling block to slide in the breach, the slip direction of filling block is parallel with the axis of connecting rod, and the filling block forms interior sphere with the inside wall concatenation of outer lane towards outer lane axle center one side, the scarce groove has been seted up on the lateral wall of connecting rod, the axis direction setting of scarce groove along the connecting rod lacks the groove and communicates with the breach, lacks the inslot and slides and is equipped with the slider, slider and filling block rigid coupling, it is equipped with a screw thread section of thick bamboo one still to overlap on the connecting rod, screw thread section of thick bamboo one rotates with the connecting.

By adopting the technical scheme, the first threaded cylinder is rotated to enable the sliding block in threaded fit with the first threaded cylinder to slide back to the outer ring and drive the filling block to slide in the notch, so that the opening of the end face of the outer ring where the notch is located is enlarged, the inner ring and the copper ring can be taken out or put in more easily, and the assembly and disassembly are convenient and rapid; after the loading and unloading are finished, the first thread cylinder is rotated reversely, so that the sliding block slides towards the outer ring until the filling block is spliced with the inner side wall of the outer ring towards one side of the axis of the outer ring to form an inner spherical surface.

The present invention may be further configured in a preferred embodiment as: the connecting rod is sleeved with a second threaded cylinder, the second threaded cylinder is located on one side, facing the outer ring, of the first threaded cylinder, and the second threaded cylinder is in threaded fit with the connecting rod.

By adopting the technical scheme, the threaded sleeve is sleeved at one end of the sliding block facing the outer ring, so that the sliding block is tightly attached to the connecting rod, and the filling block is stably connected with the outer ring; and the second threaded cylinder is rotated to move on the connecting rod along with the sliding block, and the filling block is not hindered when being separated from the outer ring.

The present invention may be further configured in a preferred embodiment as: the limiting groove is formed in the groove bottom of the notch groove, the limiting groove is arranged along the length direction of the notch groove, a limiting block is arranged in the limiting groove in a sliding mode, and the limiting block is fixedly connected with the sliding block.

Through adopting above-mentioned technical scheme, set up spacing groove and stopper, make the cooperation between slider and the connecting rod more stable.

The present invention may be further configured in a preferred embodiment as: and the side wall of the connecting rod is provided with positioning scales.

Through adopting above-mentioned technical scheme, with the help of the location scale, can judge fast accurately whether one side of filling block orientation outside the ring axis aligns with the inside wall of outer lane.

The present invention may be further configured in a preferred embodiment as: the side wall of the connecting rod is provided with a positioning hole, the side wall of the first threaded cylinder is provided with a pin hole, and a bolt penetrates through the pin hole and the positioning hole.

Through adopting above-mentioned technical scheme, when the lateral wall of one side and the outer lane of filling block orientation outer lane axis aligns, a screw thread section of thick bamboo also rotates to pinhole and locating hole and aligns, penetrates the bolt this moment, can pin a screw thread section of thick bamboo, and then makes the unable slip of slider.

The present invention may be further configured in a preferred embodiment as: the bolt is in interference fit with the pin hole.

Through adopting above-mentioned technical scheme, bolt and pinhole interference fit are difficult for landing by oneself in joint bearing use.

The present invention may be further configured in a preferred embodiment as: the end face of one end, back to the sliding block, of the filling block is provided with a positioning block, and the end face of one end, back to the connecting rod, of the notch is provided with a positioning groove.

Through adopting above-mentioned technical scheme, when the filling block slided to the outer lane, the locating piece also imbedded in the constant head tank, made the connection between filling block and the outer lane more stable.

The present invention may be further configured in a preferred embodiment as: and one end of the positioning block, which faces the positioning hole, is provided with a guide inclined plane.

Through adopting above-mentioned technical scheme, set up the guide inclined plane, make the locating piece slide in the locating hole more smoothly.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the assembly and disassembly are convenient and quick;

2. through setting up a screw thread section of thick bamboo two, can form support and spacing to the slider, make slider and connecting rod closely laminate, and then make the filling block and outer lane stable connection.

Drawings

FIG. 1 is a schematic view of the overall structure of the embodiment;

FIG. 2 is a schematic structural view of a notch groove in the embodiment;

FIG. 3 is a schematic view of the connection relationship between the plug pin, the first threaded cylinder and the connecting rod in the embodiment.

In the figure, 1, outer ring; 2. a connecting rod; 3. filling blocks; 4. a slider; 5. a copper ring; 6. an inner ring; 11. a notch; 12. positioning a groove; 21. notching; 22. a first threaded cylinder; 23. a second threaded cylinder; 24. a limiting groove; 25. positioning scales; 26. positioning holes; 27. a pin hole; 28. a bolt; 29. a limiting ring; 31. positioning blocks; 41. and a limiting block.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

referring to fig. 1 and 2, for the utility model discloses a joint bearing convenient to loading and unloading, including connecting rod 2, outer lane 1, copper ring 5 and inner circle 6, above-mentioned structure connects gradually. A gap 11 is formed in the end face of the outer ring 1, a filling block 3 is arranged in the gap 11, and one side, facing the axis of the outer ring 1, of the filling block 3 and the inner side wall of the outer ring 1 can be spliced to form an inner spherical surface. The side wall of the connecting rod 2 is provided with a notch 21, and a slide block 4 is arranged in the notch 21. The notch 21 communicates with the notch 11, and the slider 4 and the filler block 3 are integrally formed.

Referring to fig. 1 and 2, the notch 11 is located on the side of the end face of the outer ring 1 facing the connecting rod 2, and the axis of the notch is parallel to the axis of the connecting rod 2. The notch 21 is coaxial with the notch 11 and has an arcuate cross section. The filling block 3 is arranged in the notch 11 and the notch 21 in a sliding manner along the axial direction of the connecting rod 2, and the sliding block 4 is arranged in the notch 21 in a sliding manner along the axial direction of the connecting rod 2.

Referring to fig. 2, the edge of the notch 11 connected with the inner wall of the outer ring 1 is rounded and is in arc transition. The joint of the filling block 3 and the inner wall of the outer ring 1 is also chamfered to form arc transition, so that the copper ring 5 (see figure 1) is not easy to wear.

Referring to fig. 2, the end face of the notch 11 away from one end of the connecting rod 2 is provided with positioning grooves 12 in pairs, and correspondingly, two positioning blocks 31 are integrally formed on the end face of the filling block 3 opposite to one end of the sliding block 4. When the filling block 3 is completely located in the notch 11, the positioning block 31 is embedded in the positioning groove 12.

Referring to fig. 2, the edge of the positioning block 31 facing one end of the positioning hole 26 is chamfered to form a guiding slope, so that the positioning block can be more smoothly inserted into the positioning groove 12.

Referring to fig. 2, two limiting grooves 24 are formed at the bottom of the notch groove 21, and the limiting grooves 24 are arranged along the length direction of the notch groove 21 and arranged along the width direction of the notch groove 21. Correspondingly, two limiting blocks 41 are integrally formed on the sliding block 4 and are respectively slidably arranged in the corresponding limiting grooves 24.

Referring to fig. 1, a first threaded cylinder 22 and a second threaded cylinder 23 are sleeved on the connecting rod 2, the first threaded cylinder is located at one end of the sliding block 4 far away from the outer ring 1, and the second threaded cylinder is located at one end of the sliding block 4 close to the outer ring 1.

Referring to fig. 1, the first threaded cylinder 22 is rotationally matched with the connecting rod 2, and two limiting rings 29 are bolted to the side wall of the connecting rod 2 and respectively attached to two end faces of the first threaded cylinder 22, so that the first threaded cylinder 22 cannot slide on the connecting rod 2.

Referring to fig. 1, the inner wall of the first threaded cylinder 22 is provided with internal threads, and the internal threads are in threaded fit with one side of the sliding block 4, which is back to the notch 21. And the first threaded cylinder 22 is screwed, so that the sliding block 4 can slide in the notch 21, and the filling block 3 is driven to slide.

Referring to fig. 2, the side wall of the connecting rod 2 is provided with a positioning scale 25, and when the sliding block 4 slides to the state that the filling block 3 is completely positioned in the gap 11 and is spliced with the outer ring 1 to form an inner spherical surface, the positioning scale 25 is just flush with the end surface of one end of the sliding block 4, which is back to the outer ring 1.

Referring to fig. 1 and 3, a pin hole 27 is formed in a side wall of the first threaded cylinder 22, and the pin hole 27 is a through hole through which a pin 28 is inserted, and the two are in interference fit. The side wall of the connecting rod 2 is provided with a positioning hole 26, and the positioning hole 26 is a counter bore.

When the positioning scale 25 is flush with the end surface of the slider 4 facing away from the outer ring 1, the pin hole 27 is just aligned with the positioning hole 26. At this time, the end of the latch 28 is slid into the positioning hole 26, and the first threaded cylinder 22 is locked.

Referring to fig. 1, the inner wall of the second threaded cylinder 23 is provided with internal threads which are in threaded fit with the connecting rod 2 and are in running fit with the sliding block 4. When the sliding block 4 slides in the notch 21, the second threaded barrel 23 is rotated to move along with the sliding block 4. The second threaded cylinder 23 tightly holds the sliding block 4 and the connecting rod 2, so that the sliding block 4 is tightly matched with the connecting rod 2.

The implementation principle of the embodiment is as follows:

the first threaded cylinder 22 is rotated to enable the sliding block 4 in threaded fit with the first threaded cylinder to slide back to the outer ring 1, the filling block 3 is driven to slide in the notch 11, the opening of the end face of the outer ring 1 where the notch 11 is located is enlarged, the inner ring 6 and the copper ring 5 can be taken out or put in more easily, and the assembly and disassembly are convenient and rapid. After the assembly and disassembly are finished, the first threaded barrel 22 is rotated reversely, so that the sliding block 4 slides towards the outer ring 1 until the filling block 3 is spliced with the inner side wall of the outer ring 1 towards one side of the axis of the outer ring 1 to form an inner spherical surface.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a joint bearing convenient to loading and unloading, includes outer lane (1) and connecting rod (2), its characterized in that: a gap (11) is arranged at one end of the outer ring (1), the gap (11) is positioned at one side of the end surface of the outer ring (1) facing the connecting rod (2), a filling block (3) is arranged in the gap (11) in a sliding way, the sliding direction of the filling block (3) is parallel to the axis of the connecting rod (2), one side of the filling block (3) facing the axis of the outer ring (1) is spliced with the inner side wall of the outer ring (1) to form an inner spherical surface, the side wall of the connecting rod (2) is provided with a notch (21), the notch (21) is arranged along the axial direction of the connecting rod (2), the notch (21) is communicated with the notch (11), a sliding block (4) is arranged in the notch (21) in a sliding way, the sliding block (4) is fixedly connected with the filling block (3), the connecting rod (2) is also sleeved with a first threaded cylinder (22), the first threaded cylinder (22) is rotatably connected with the connecting rod (2), and the first threaded cylinder (22) is in threaded fit with one side of the sliding block (4) back to the bottom surface of the notch (21).

2. A joint bearing facilitating handling according to claim 1, wherein: the connecting rod (2) is sleeved with a second threaded cylinder (23), the second threaded cylinder (23) is located on one side, facing the outer ring (1), of the first threaded cylinder (22), and the second threaded cylinder (23) is in threaded fit with the connecting rod (2).

3. A joint bearing facilitating handling according to claim 1, wherein: spacing groove (24) have been seted up to the tank bottom of scarce groove (21), spacing groove (24) set up along the length direction who lacks groove (21), and spacing inslot (24) are slided and are equipped with stopper (41), stopper (41) and slider (4) rigid coupling.

4. A joint bearing facilitating handling according to claim 1, wherein: and the side wall of the connecting rod (2) is provided with positioning scales (25).

5. A joint bearing facilitating handling according to claim 1, wherein: the side wall of the connecting rod (2) is provided with a positioning hole (26), the side wall of the first threaded cylinder (22) is provided with a pin hole (27), and a bolt (28) penetrates through the pin hole (27) and the positioning hole (26).

6. A joint bearing facilitating handling according to claim 5, wherein: the bolt (28) is in interference fit with the pin hole (27).

7. A joint bearing facilitating handling according to claim 1, wherein: the end face of one end, back to the sliding block (4), of the filling block (3) is provided with a positioning block (31), and the end face of one end, back to the connecting rod (2), of the notch (11) is provided with a positioning groove (12).

8. A joint bearing facilitating handling according to claim 7, wherein: and one end of the positioning block (31) facing the positioning hole (26) is provided with a guide inclined plane.