CN220082057U - Ball seat assembly structure and drive mechanism for assembling same - Google Patents
Ball seat assembly structure and drive mechanism for assembling same Download PDFInfo
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- CN220082057U CN220082057U CN202321576783.9U CN202321576783U CN220082057U CN 220082057 U CN220082057 U CN 220082057U CN 202321576783 U CN202321576783 U CN 202321576783U CN 220082057 U CN220082057 U CN 220082057U
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- bearing
- ball screw
- assembly structure
- bearing seat
- seat
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- 230000007246 mechanism Effects 0.000 title claims abstract description 11
- 210000004907 gland Anatomy 0.000 claims abstract description 17
- 238000005096 rolling process Methods 0.000 claims abstract description 16
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 210000002268 wool Anatomy 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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Abstract
The utility model discloses a ball screw seat assembly structure which comprises a bearing seat, and a mounting plate and a bearing seat cover which are detachably arranged on the left side and the right side of the bearing seat, wherein the inner side of the bearing seat is provided with a step and a joint bearing, the right side of the joint bearing is propped against the bearing seat cover, the inner side of the joint bearing is provided with a connecting sleeve, the right end surface of the connecting sleeve is provided with a bearing gland, the left side of the connecting sleeve is provided with a plurality of first round nuts, the right side of the first round nuts is propped against the joint bearing, the left side of the connecting sleeve is provided with a buffer pad, the outer side of the buffer pad is provided with a buffer pad gland, the buffer pad gland is connected with the bearing seat, the ball screw penetrates through the inner side of the connecting sleeve, the right side of the ball screw is sleeved with a rolling bearing, the outer ring of the rolling bearing is fixed on the inner side of the connecting sleeve, and the right side of the rolling ball screw of the rolling bearing is provided with a second round nut. According to the ball screw seat assembly structure and the driving mechanism for assembling the ball screw seat assembly structure, the connection mode of the relative fixed connection mode of the screw and the screw seat is changed into the connection mode capable of swinging at various angles, and the situation of damage in the running process of the ball screw is effectively avoided.
Description
Technical Field
The utility model belongs to the field of ball screw seat assembly, and relates to a ball screw seat assembly structure and a driving mechanism for assembling the ball screw seat assembly structure.
Background
Ball screws are ideal products for converting rotary motion to linear motion, or vice versa. When the ball screw is used for some telescopic mechanisms, two ends of the screw are usually fixed, one end of the ball screw is connected with a driving motor and the like, a screw nut is arranged on the screw and is connected with a part needing to be telescopic, the screw is driven to rotate through the driving motor, and then the screw nut on the screw is driven to move forwards or backwards, so that a telescopic function is realized. In some cases, as shown in fig. 3, one side of the screw rod 7' is rotatably connected through a screw rod seat 31 and is provided with a rolling bearing, the other side of the screw rod 7' is connected with a driving motor 30 through a coupler 25' at the end, and the other side of the screw rod 7' is used as a free side, and is directly connected with a part (such as a telescopic arm 33) needing to be telescopic through a screw rod nut 32, although the telescopic arm 33 can be provided with a corresponding guiding and supporting device to support the telescopic arm when the telescopic arm 33 stretches and contracts, if the telescopic arm 33 is overlong and overweight or swings up and down and left and right in the operation process, forces in different directions can be generated on the screw rod 7', the ball screw is not smooth in operation due to light weight, and the ball screw is damaged at the screw rod seat 31 due to heavy weight, so that normal production is affected.
Disclosure of Invention
Aiming at the problems in the background art, the utility model provides a ball screw seat assembly structure and a driving mechanism for assembling the ball screw seat assembly structure, wherein the connection mode of a relatively fixed lead screw and a lead screw seat is changed into a connection mode capable of swinging at various angles, and the situation of damage in the running process of the ball screw is effectively avoided.
The technical scheme for solving the technical problems is as follows:
the utility model relates to a ball screw seat assembly structure, which comprises a ball screw, wherein the structure comprises a bearing seat, a mounting plate and a bearing seat cover which are respectively and detachably arranged at the left side and the right side of the bearing seat, a step is arranged at the inner side of the bearing seat and is provided with a joint bearing, the right side of the joint bearing abuts against the bearing seat cover, a connecting sleeve is arranged at the inner side of the joint bearing, a bearing gland is detachably arranged at the end face of the right side of the connecting sleeve, a plurality of first round nuts are arranged at the left side of the connecting sleeve, the right side of the first round nuts abuts against the joint bearing, a buffer cushion is arranged at the left side of the connecting sleeve, the buffer cushion gland is detachably connected with the bearing seat, the ball screw penetrates through the inner side of the connecting sleeve, a rolling bearing is sleeved on the right side of the ball screw, an outer ring of the rolling bearing is fixed at the inner side of the connecting sleeve, a second round nut is arranged at the right side of the rolling bearing, and the second round nut is sleeved on the ball screw.
Further, the joint bearing comprises an inner spherical outer ring and an outer spherical inner ring which are matched, the inner spherical outer ring is arranged at the step position on the inner side of the bearing seat, the right side of the inner spherical outer ring abuts against the bearing seat cover, the outer spherical inner ring is arranged on the outer side of the connecting sleeve, and the left side of the outer spherical inner ring abuts against the first round nut.
Further, a wool felt oil seal is arranged between the inner side of the cushion pad and the ball screw.
Further, a first round nut washer is arranged between the first round nut and the knuckle bearing, and a second round nut washer is arranged between the second round nut and the rolling bearing.
Further, the bearing seat is detachably connected and fixed with the mounting plate and the bearing seat cover through a first inner hexagon screw and a third inner hexagon screw respectively, the connecting sleeve is detachably connected and fixed with the bearing gland through a second inner hexagon screw, and the cushion gland is detachably connected and fixed with the bearing seat through a bolt and a second gasket.
According to the driving mechanism provided with the ball screw seat assembly structure, the motor is detachably connected to the other side of the bearing seat cover, the motor is provided with the output shaft, and the output shaft is connected with the ball screw through the elastic coupling.
Further, the bearing seat cover is detachably connected with the motor through the cooperation of the fixing bolt, the flat washer, the first washer and the fixing nut.
Compared with the prior art, the ball screw seat assembly structure and the driving mechanism for assembling the ball screw seat assembly structure change the fixing mode of connecting the screw and the traditional rolling bearing of the screw seat into the connecting mode capable of swinging at multiple angles through the arrangement of the joint bearing, and effectively avoid damage of the ball screw caused by swinging of the screw.
Drawings
FIG. 1 is a schematic diagram of the front structure of the present utility model;
FIG. 2 is a schematic perspective view of the present utility model;
FIG. 3 is a schematic diagram of the assembly of a ball screw in a conventional manner;
in fig. 1 and 2: 1. a bearing seat; 2. a knuckle bearing; 3. a bearing cap; 4. connecting sleeves; 5. a first round nut; 6. a first round nut washer; 7. a ball screw; 8. a rolling bearing; 9. a second round nut; 10. a bearing gland; 11. a mounting plate; 12. a motor; 13. a second round nut washer; 14. a first socket head cap screw; 15. a second socket head cap screw; 16. a third socket head cap screw; 17. a fixing bolt; 18. a flat gasket; 19. a first gasket; 20. a fixing nut; 21. a cushion pad; 22. a cushion gland; 23. a second gasket; 24. a bolt; 25. an elastic coupling; 26. an output shaft; 27. an inner spherical surface outer ring; 28. an outer spherical inner ring; 29. wool felt oil seal;
in fig. 3: 30. a driving motor; 31. a screw rod seat; 32. a lead screw nut; 33. a telescoping arm; 7', a lead screw; 25', a coupling.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model. Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. As used in the specification and claims of the present published patent application, "upper", "lower", "left", "right", "front", "rear", etc. are used only to indicate relative positional relationships, which change when the absolute position of the object to be described changes; the terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. The present utility model is not described in detail in the present application, and is well known to those skilled in the art.
Example 1:
as shown in fig. 1-3, the ball screw seat assembly structure comprises a ball screw 7, wherein the ball screw seat assembly structure comprises a bearing seat 1, a mounting plate 11 and a bearing seat cover 3 which are respectively detachably arranged on the left side and the right side of the bearing seat 1, the mounting plate 11 is sleeved on the outer side of the left side of the bearing seat 1, the mounting plate 11 is detachably fixed with the bearing seat 1 through a first socket head cap screw 14, a connecting hole is formed in the mounting plate 11 and is used for being connected with other equipment, and the bearing seat cover 3 is detachably connected with the right side of the bearing seat 1 through a third socket head cap screw 16 and is used for being connected with driving equipment; the inner side of the bearing seat 1 is provided with a step and is provided with a joint bearing 2, the joint bearing 2 comprises an inner spherical outer ring 27 and an outer spherical inner ring 28 which are matched, the inner spherical outer ring 27 is arranged at the step of the inner side of the bearing seat 1, the right side of the inner spherical outer ring 27 abuts against the bearing seat cover 3, the inner side of the outer spherical inner ring 28 is provided with a connecting sleeve 4, the right end surface of the connecting sleeve 4 is detachably provided with a bearing gland 10 through a second inner hexagonal screw 15, the left side of the connecting sleeve 4 is provided with a plurality of first round nuts 5, the right side of the first round nuts 5 abuts against the joint bearing 2, and a first round nut washer 6 can be arranged between the inner spherical outer ring 27 and the outer spherical outer ring; the left side of the first round nut 5 is provided with a cushion pad 21, the outer side of the cushion pad 21 is provided with a cushion pad gland 22, and the cushion pad gland 22 is detachably connected and fixed with the bearing seat 1 through a bolt 24 and a second washer 23; the ball screw 7 is arranged on the inner side of the connecting sleeve 4 in a penetrating way, a rolling bearing 8 is sleeved on the right side of the ball screw 7, an outer ring of the rolling bearing 8 is fixed on the inner side of the connecting sleeve 4, a second round nut 9 is arranged on the right side of the rolling bearing 8, the ball screw 7 is sleeved with the second round nut 9, and a second round nut washer 13 can be further arranged between the second round nut 9 and the rolling bearing 8.
In this embodiment, a wool felt oil seal 29 is provided between the inner side of the cushion pad 21 and the ball screw 7.
Through the design, when this ball seat assembly structure is applied to like on the telescopic equipment, even ball has produced the swing, also can easily solve through joint bearing 2, avoid because of ball leads to the atress to take place to damage because of traditional fixed installation.
Example 2
As shown in fig. 1-3, in the driving mechanism assembled with the ball screw seat assembly structure according to embodiment 1 of the present utility model, the other side of the bearing seat cover 3 is detachably connected with a motor 12 through a fixing bolt 17, a flat washer 18, a first washer 19 and a fixing nut 20, an output shaft 26 is provided on the motor 12, the output shaft 26 is connected with the ball screw 7 through an elastic coupling 25, and the ball screw 7 is driven to rotate through the motor 12.
Claims (7)
1. The utility model provides a ball seat assembly structure, includes ball (7), its characterized in that: the structure includes bearing frame (1) and mounting panel (11) and bearing seat lid (3) of detachable mounting about bearing frame (1) respectively, bearing frame (1) inboard is provided with the step and installs joint bearing (2), joint bearing (2) right side offsets with bearing seat lid (3), adapter sleeve (4) are installed to its inboard, adapter sleeve (4) right side terminal surface demountable installation has bearing gland (10), a plurality of first round nuts (5) are installed in the left side, first round nut (5) right side offsets with joint bearing (2), the left side is provided with blotter (21), blotter (21) outside sets up blotter gland (22), blotter gland (22) are connected with bearing frame (1) dismantlement, ball (7) run through and are set up in adapter sleeve (4) inboard, the cover is equipped with antifriction bearing (8) on its right side, antifriction bearing (8) outer lane is fixed in adapter sleeve (4) inboard, antifriction bearing (8) right side is provided with second round nut (9), second round nut (9) cover is located on ball (7).
2. The ball screw seat assembly structure according to claim 1, wherein: the joint bearing (2) comprises an inner spherical outer ring (27) and an outer spherical inner ring (28) which are matched, the inner spherical outer ring (27) is arranged at the step position of the inner side of the bearing seat (1), the right side of the inner spherical outer ring is propped against the bearing seat cover (3), the outer spherical inner ring (28) is arranged at the outer side of the connecting sleeve (4), and the left side of the outer spherical inner ring is propped against the first round nut (5).
3. The ball screw seat assembly structure according to claim 1, wherein: a wool felt oil seal (29) is arranged between the inner side of the cushion pad (21) and the ball screw (7).
4. The ball screw seat assembly structure according to claim 1, wherein: a first round nut washer (6) is arranged between the first round nut (5) and the knuckle bearing (2), and a second round nut washer (13) is arranged between the second round nut (9) and the rolling bearing (8).
5. The ball screw seat assembly structure according to claim 1, wherein: the bearing seat (1) is detachably connected and fixed with the mounting plate (11) and the bearing seat cover (3) through a first inner hexagon screw (14) and a third inner hexagon screw (16), the connecting sleeve (4) is detachably connected and fixed with the bearing gland (10) through a second inner hexagon screw (15), and the cushion gland (22) is detachably connected and fixed with the bearing seat (1) through a bolt (24) and a second gasket (23).
6. A drive mechanism equipped with the ball screw mount assembly structure according to any one of claims 1 to 5, characterized in that: the other side of the bearing seat cover (3) is detachably connected with a motor (12), an output shaft (26) is arranged on the motor (12), and the output shaft (26) is connected with the ball screw (7) through an elastic coupling (25).
7. The drive mechanism as recited in claim 6, wherein: the bearing seat cover (3) is detachably connected with the motor (12) through the cooperation of a fixing bolt (17), a flat washer (18), a first washer (19) and a fixing nut (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321576783.9U CN220082057U (en) | 2023-06-19 | 2023-06-19 | Ball seat assembly structure and drive mechanism for assembling same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321576783.9U CN220082057U (en) | 2023-06-19 | 2023-06-19 | Ball seat assembly structure and drive mechanism for assembling same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220082057U true CN220082057U (en) | 2023-11-24 |
Family
ID=88822866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321576783.9U Active CN220082057U (en) | 2023-06-19 | 2023-06-19 | Ball seat assembly structure and drive mechanism for assembling same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220082057U (en) |
-
2023
- 2023-06-19 CN CN202321576783.9U patent/CN220082057U/en active Active
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