CN114352642A - Welding-free bearing assembly applied to control system - Google Patents
Welding-free bearing assembly applied to control system Download PDFInfo
- Publication number
- CN114352642A CN114352642A CN202111584276.5A CN202111584276A CN114352642A CN 114352642 A CN114352642 A CN 114352642A CN 202111584276 A CN202111584276 A CN 202111584276A CN 114352642 A CN114352642 A CN 114352642A
- Authority
- CN
- China
- Prior art keywords
- bearing
- tail
- bearing bracket
- push rod
- rod motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Mounting Of Bearings Or Others (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The invention discloses a weldless bearing assembly applied to a control system, and relates to the field of mechanical control. The device comprises a push rod motor, a bearing bracket and a tail intermediate piece. The bearing bracket is provided with a cylindrical counter bore, and the two counter bores are symmetrically attached to form a containing cavity capable of containing the bearing. The bearing brackets each have an extension as a bearing bracket fixing portion. One opposite side of the motor tail intermediate part is respectively provided with an extension section as an intermediate part fixing part. The two bearing brackets are fixedly connected with the tail intermediate piece, and the tail intermediate piece is fixedly connected with the tail shell of the push rod motor. According to the invention, the tail intermediate piece, the bearing bracket and the like are mutually matched, so that the abrasion of the tail shell of the push rod motor caused by the direct friction between the tail shell of the push rod motor and the rotating shaft can be avoided, the stability and the durability of the push rod motor in the use process can be improved, different types of push rod motors can be used only by replacing the intermediate piece, and the later maintenance and upgrading cost is reduced.
Description
Technical Field
The invention relates to the field of mechanical control, in particular to a weldless bearing assembly applied to a control system.
Background
The existing common connection mode about the rotating shaft mostly adopts a structure of a bearing or a copper sleeve. However, the copper bush does not simultaneously receive the axial force and the radial force, so that the bearing is used in a rotating body which may have the axial force and the radial force. But when the bearing is subjected to both axial and radial forces, the fixation of the bearing is relatively difficult. The conventional fixing mode of the bearing is mostly a transition fit mode, and the fit mode enables the bearing not to move along the axial direction. The push rod motor can rotate around a rotating shaft at the tail part by a certain angle, and under the long-time work, the friction between the tail part shell of the push rod motor and the rotating shaft can cause great abrasion to the tail part shell of the motor.
Disclosure of Invention
In view of the above, the present invention provides a weldless bearing assembly for use in a control system.
In order to solve the technical problems, the invention adopts the following technical scheme:
a weldless bearing assembly for use in a control system includes a push rod motor and a bearing. Be equipped with the bearing bracket, the bearing bracket is equipped with the cylindricality counter bore, two the counter bore symmetry laminating of bearing bracket can form one and hold the chamber, the bearing is placed and is holding the intracavity, the outside diameter of the interior circle of bearing is less than the diameter of bearing bracket counter bore outside circle, and the inside diameter of bearing excircle is greater than the diameter of bearing bracket counter bore outside circle, and the outside diameter of bearing excircle and the diameter looks adaptation of the interior side circle of bearing bracket counter bore do not take place relative motion between the inboard circle of bearing excircle and bearing bracket counter bore. The left side and the right side of the bearing bracket are respectively provided with an extension section in the same direction as a bearing bracket fixing part, and the bearing bracket fixing part is provided with a plurality of screw holes. The bearing bracket is characterized by further comprising a tail intermediate piece, wherein the opposite sides of the tail intermediate piece are respectively provided with an extension section which is in the same direction and can be matched with the fixing part of the bearing bracket to serve as an intermediate piece fixing part, and the tail intermediate piece is provided with a plurality of screw holes. The two bearing brackets are fixedly connected with the tail intermediate part through screw holes, and the tail intermediate part is fixedly connected with the tail shell of the push rod motor through screw holes.
Further, the counter bores penetrate through the outer side and the inner side of the bearing bracket, and the diameter of an inner side circle of each counter bore is larger than that of an outer side circle of each counter bore.
Furthermore, the inner circles of the counter bores of the two bearing brackets are oppositely attached to form an accommodating cavity.
Further, bearing bracket fixed part is the rectangle, is located the upper portion at the bearing bracket left and right sides border, bearing bracket fixed part respectively has the first screw of same axis.
Furthermore, the intermediate piece fixing part is rectangular and is respectively positioned at the left side and the right side of the front part of the square-tube-shaped tail intermediate piece, and the intermediate piece fixing part is provided with a second screw hole with the same axis.
Furthermore, the upper side and the lower side of the front part of the tail intermediate part are respectively provided with two pairs of third screw holes with the same axis, and the tail intermediate part is respectively fixedly connected with the two bearing brackets through the first screw holes and the third screw holes. The second screw hole and the counter bore of the bearing bracket have the same axis.
Furthermore, the left side and the right side of the rear part of the tail middle part are respectively provided with a fourth screw hole with the same axis.
Further, the tail casing of the push rod motor is provided with a rectangular protruding section as a push rod motor fixing part, and the push rod motor fixing part is provided with a fifth through screw hole.
Furthermore, the push rod motor fixing part can be inserted into the tail intermediate part and fixedly connected with the rear part of the tail intermediate part through a fourth screw hole and a fifth screw hole.
The invention has the beneficial effects that: the abrasion of the shell at the tail part of the push rod motor caused by the friction between the shell at the tail part of the push rod motor and the rotating shaft can be avoided through the tail part intermediate piece, and the shell at the tail part of the push rod motor can be used only by changing the type of the intermediate piece when facing different types of push rod motors; meanwhile, when part of components are damaged, the components can be independently replaced, and the cost of later maintenance and upgrading is reduced. In the working process of the push rod motor, the push rod motor can rotate around the rotating shaft at the tail part at a certain angle, the bearing is placed between the tail part intermediate piece and the rotating shaft, and the bearing and the rotating shaft are in clearance fit, so that the axial movement of the push rod motor can be met.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a view showing a structure of a bearing bracket of fig. 1.
Fig. 3 is a view showing the structure of the tail intermediate member in fig. 1.
Detailed Description
The invention relates to a weldless bearing assembly applied to a control system, which comprises a push rod motor 11, a bearing 12, a bearing bracket 1 and a tail intermediate piece 4, as shown in figure 1. Referring to fig. 2, the bearing bracket 1 is rectangular, and cylindrical counter bores are formed to penetrate through the outer side and the inner side of the bearing bracket 1, and the diameter of the inner side circle is larger than that of the outer side circle. The left and right sides of bearing bracket 1 have upwards be the extension section of rectangle as bearing bracket fixed part 2, and bearing bracket fixed part 2 has the first screw 3 of the same axis. Referring to fig. 3, the tail intermediate member 4 is a square tube, the left and right edges of the front portion of the tail intermediate member each have a rectangular extension section as an intermediate member fixing portion 5, and the intermediate member fixing portions 5 have second screw holes 6 having the same axis. The upper and lower sides of the front part of the tail intermediate piece 4 are respectively provided with two pairs of third screw holes 7 with the same axis, and the left and right sides of the rear part of the tail intermediate piece are respectively provided with fourth screw holes 8 with the same axis. The tail shell of the push rod motor 11 is provided with a rectangular protruding section as a push rod motor fixing part 9, and the push rod motor fixing part 9 is provided with a fifth through screw hole 10.
The use mode of the invention is as follows: the inner sides of the counter bores of the two symmetrical bearing brackets 1 are tightly attached, a containing cavity is formed by the inner sides of the cylindrical counter bores in a circular mode, and the bearing 12 is placed in the containing cavity. The circular wall of the inner circle of the bearing bracket 1 is in interference fit with the outer circular wall of the bearing 12, so that the circular wall of the inner circle of the bearing bracket 1 cannot move relative to the circular wall of the outer circle of the bearing. The two bearing brackets 1 are fixedly connected with the front part of the tail intermediate part 4 through a first screw hole 3 and a third screw hole 7 of the bearing bracket fixing part 2, and a second screw hole 6 of the tail intermediate part 4 fixing part and a counter bore have the same axis. The rotary shaft may pass through the fixed portion of the tail intermediate member 4, the bearing bracket 1, and the bearing 12 along the axis. The push rod motor fixing part 9 can be inserted into the tail intermediate part 4 and fixedly connected with the rear part of the tail intermediate part 4 through a fourth screw hole 8 and a fifth screw hole 10. The diameter of the rotating shaft is in clearance fit with the diameter of the inner circular wall of the bearing 12, so that the friction force of the push rod motor 11 in the radial movement process around the rotating shaft is small enough, and the bearing 12 can move axially along the shaft. The outer diameter of the inner circle of the bearing 12 is smaller than the diameter of the outer circle of the counter bore, so that direct friction between the bearing bracket 1 and the rotating shaft can be avoided, and the stability and the durability of the push rod motor 11 in the using process are improved.
According to the invention, the tail intermediate part 4, the bearing bracket 1 and the bearing 12 are mutually matched, so that the abrasion of the push rod motor 11 caused by the direct friction between the tail shell of the push rod motor 11 and the rotating shaft can be avoided, and the stability and the durability of the push rod motor 11 in the use process are improved; when the motor is faced with different types of motors, the motor can be fixedly used only by replacing the middleware, and the cost of later maintenance and upgrading is reduced.
It should be noted that, unless otherwise explicitly specified or limited, terms such as "front", "back", "left", "right", "up", "down", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only terms of relationships determined for convenience in describing structural relationships of the components of the present invention, and are not intended to refer to any components of the present invention, and should not be construed as limiting the present invention.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art may make modifications, alterations, additions or substitutions within the spirit and scope of the present invention.
Claims (9)
1. A weldless bearing assembly for a control system, comprising a push rod motor (11) and a bearing (12), characterized in that:
the bearing bracket is provided with a bearing bracket (1), the bearing bracket (1) is provided with cylindrical counter bores, the counter bores of the two bearing brackets (1) are symmetrically attached to form a containing cavity, a bearing (12) is placed in the containing cavity, the outer diameter of the inner circle of the bearing (12) is smaller than the diameter of the outer side circle of the counter bore of the bearing bracket (1), the inner diameter of the outer circle of the bearing (12) is larger than the diameter of the outer side circle of the counter bore of the bearing bracket (1), the outer diameter of the outer circle of the bearing (12) is matched with the diameter of the inner side circle of the counter bore of the bearing bracket (1), and no relative motion occurs between the outer circle of the bearing (12) and the inner side circle of the counter bore of the bearing bracket (1);
the left side and the right side of the bearing bracket (1) are respectively provided with extension sections in the same direction as a bearing bracket fixing part (2), and the bearing bracket fixing part (2) is provided with a plurality of screw holes;
the motor is also provided with a tail intermediate piece (4), one opposite side of the motor tail intermediate piece (4) is respectively provided with a same-direction extending section which can be matched with the bearing bracket fixing part (2) and is used as an intermediate piece fixing part (5), and the tail intermediate piece (4) is provided with a plurality of screw holes;
two bearing brackets (1) pass through the screw with afterbody intermediate member (4) fixed connection, afterbody intermediate member (4) pass through the screw with the afterbody casing fixed connection of push rod motor (11).
2. A weldless bearing assembly as defined in claim 1, applied to a control system, wherein: the counter bores penetrate through the outer side and the inner side of the bearing bracket (1), and the diameter of an inner side circle of each counter bore is larger than that of an outer side circle.
3. A mechanical mechanism having radial and axial movement according to claim 2, wherein: the inner side circles of the counter bores of the two bearing brackets (1) are oppositely attached to form an accommodating cavity.
4. A weldless bearing assembly as defined in claim 3, applied to a control system, wherein: bearing bracket fixed part (2) are the rectangle, are located the upper portion on bearing bracket (1) left and right sides border, bearing bracket fixed part (2) respectively have first screw (3) of same axis.
5. A weldless bearing assembly as defined in claim 1, applied to a control system, wherein: the middle part fixing part (5) is rectangular and is respectively positioned at the left side and the right side of the front part of the tail middle part (4) in a square barrel shape, the middle part fixing part (5) is provided with a second screw hole (6) with the same axis, and the diameter of the second screw hole (6) is larger than or equal to that of the outer circle of the counter bore of the bearing bracket (1).
6. A weldless bearing assembly as claimed in claim 4 or 5, applied to a control system, wherein: the upper side and the lower side of the front part of the tail intermediate part (4) are respectively provided with two pairs of third screw holes (7) with the same axis, and the tail intermediate part (4) is respectively fixedly connected with the two bearing brackets (1) through the first screw holes (3) and the third screw holes (7);
the second screw hole (6) and a counter bore of the bearing bracket (1) have the same axis.
7. A weldless bearing assembly as defined in claim 1, applied to a control system, wherein: the left side and the right side of the rear part of the tail intermediate piece (4) are respectively provided with a fourth screw hole (8) with the same axis.
8. A weldless bearing assembly as defined in claim 1, applied to a control system, wherein: the tail shell of the push rod motor (11) is provided with a rectangular protruding section as a push rod motor fixing part (9), and the push rod motor fixing part (9) is provided with a fifth through screw hole (10).
9. A weldless bearing assembly as claimed in claim 7 or 8, applied to a control system, wherein: the push rod motor fixing part (9) can be inserted into the tail middle part (4) and is fixedly connected with the rear part of the tail middle part (4) through a fourth screw hole (8) and a fifth screw hole (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111584276.5A CN114352642B (en) | 2021-12-23 | 2021-12-23 | Be applied to control system's solderless bearing assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111584276.5A CN114352642B (en) | 2021-12-23 | 2021-12-23 | Be applied to control system's solderless bearing assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114352642A true CN114352642A (en) | 2022-04-15 |
| CN114352642B CN114352642B (en) | 2023-05-09 |
Family
ID=81101724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111584276.5A Active CN114352642B (en) | 2021-12-23 | 2021-12-23 | Be applied to control system's solderless bearing assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114352642B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114607707A (en) * | 2022-03-11 | 2022-06-10 | 山东科技大学 | Bearing clamp applied to AGV direction control system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003278776A (en) * | 2002-03-22 | 2003-10-02 | West Electric Co Ltd | Bearing device |
| CN200956531Y (en) * | 2006-04-07 | 2007-10-03 | 许晓华 | Electric pushrod motor |
| CN201604999U (en) * | 2010-01-08 | 2010-10-13 | 宝山钢铁股份有限公司 | Bearing support for belt conveyor |
| CN107869294A (en) * | 2017-11-17 | 2018-04-03 | 浙江联宜电机有限公司 | Tail-gate push-rod electric machine screw mandrel supporting construction |
-
2021
- 2021-12-23 CN CN202111584276.5A patent/CN114352642B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003278776A (en) * | 2002-03-22 | 2003-10-02 | West Electric Co Ltd | Bearing device |
| CN200956531Y (en) * | 2006-04-07 | 2007-10-03 | 许晓华 | Electric pushrod motor |
| CN201604999U (en) * | 2010-01-08 | 2010-10-13 | 宝山钢铁股份有限公司 | Bearing support for belt conveyor |
| CN107869294A (en) * | 2017-11-17 | 2018-04-03 | 浙江联宜电机有限公司 | Tail-gate push-rod electric machine screw mandrel supporting construction |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114607707A (en) * | 2022-03-11 | 2022-06-10 | 山东科技大学 | Bearing clamp applied to AGV direction control system |
| CN114607707B (en) * | 2022-03-11 | 2024-07-02 | 山东科技大学 | Bearing clamp applied to AGV (automatic guided vehicle) direction control system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114352642B (en) | 2023-05-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112109113B (en) | Integrated exoskeleton robot joint assembly | |
| US10940885B2 (en) | Steering knuckle of vehicle turning wheel, steering device and vehicle | |
| EP1939020A1 (en) | Telescopic actuator | |
| EP1057667A3 (en) | Roll control actuator | |
| EP2105327A1 (en) | Telescopic actuator | |
| EP1939019A1 (en) | Telescopic actuator | |
| JP2008167551A (en) | Telescopic actuator | |
| CN114352642A (en) | Welding-free bearing assembly applied to control system | |
| CN111906815B (en) | Execution joint integrated structure for exoskeleton robot joint | |
| JP2009133339A (en) | Telescopic actuator | |
| US20080190226A1 (en) | Ball Screw/Nut Type Linear Actuator | |
| JP2017180681A (en) | Sensor target, movable part unit including the target, and electric actuator | |
| WO2023022859A1 (en) | Stabilizer bar disconnect | |
| CN113357315A (en) | Body driver, driving joint and robot | |
| CN219706956U (en) | Electric control building module of braking system | |
| US7175531B2 (en) | Constant velocity fixed joint and assembly method | |
| CN210500273U (en) | Slewing mechanism and robot | |
| JP2009247109A (en) | Flexible actuator | |
| US7225614B2 (en) | Fluid coupling and method of manufacturing fluid coupling | |
| US20070012126A1 (en) | Electro-mechanical screw actuator assembly | |
| CN215971742U (en) | Turn to limit structure, power module and remove chassis | |
| CN210686681U (en) | Bearing bush and multistage canned motor pump | |
| CN212685708U (en) | Rotary valve assembly and circulating ball power steering gear | |
| CN215093695U (en) | Body driver, driving joint and robot | |
| CN216555009U (en) | Bearing capable of saving space of pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |