CN112388301A - Method and device for assembling bearing with sealing ring and valve shaft in electronic throttle body - Google Patents
Method and device for assembling bearing with sealing ring and valve shaft in electronic throttle body Download PDFInfo
- Publication number
- CN112388301A CN112388301A CN201910762025.8A CN201910762025A CN112388301A CN 112388301 A CN112388301 A CN 112388301A CN 201910762025 A CN201910762025 A CN 201910762025A CN 112388301 A CN112388301 A CN 112388301A
- Authority
- CN
- China
- Prior art keywords
- valve shaft
- bearing
- clamping jaw
- motor
- driving mechanism
- 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.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P21/00—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
Abstract
The invention discloses an assembling method and device of a bearing with a sealing ring and a valve shaft in an electronic throttle body, and the assembling method and device comprise a control unit, a valve shaft circumferential driving mechanism and a bearing axial driving mechanism, wherein the valve shaft circumferential driving mechanism drives the valve shaft to rotate around the axis of the valve shaft, the bearing axial driving mechanism drives the bearing to linearly move along the axis of the bearing, the valve shaft circumferential driving mechanism comprises a valve shaft positioning sleeve, a valve shaft clamping jaw driving piece, a valve shaft clamping jaw and a first motor, an output shaft of the first motor is fixedly connected with the valve shaft clamping jaw driving piece, the valve shaft clamping jaw is installed on the valve shaft clamping jaw driving piece, the valve shaft positioning sleeve is arranged between the valve shaft clamping jaw and the bearing axial driving mechanism, the bearing axial driving mechanism comprises a bearing clamping jaw driving piece, a bearing clamping jaw and a lifting. The bearing and the valve shaft are assembled in advance, so that the possibility of accumulated errors and damage of a sealing ring caused by indirectly positioning the bearing through the positioning shell can be reduced.
Description
Technical Field
The invention relates to an assembly process, in particular to an assembly method and a device of a bearing with a sealing ring and a valve shaft in an electronic throttle body.
Background
The electronic throttle body comprises a shell, a position sensor and a driving motor, wherein a valve plate and a valve shaft are arranged in the shell, the valve plate is installed on the valve shaft, the position sensor is connected with the valve shaft, an output shaft of the driving motor is connected with the valve shaft through a speed reducer, the valve shaft is installed on the shell through a bearing, and a sealing ring is arranged on the inner side of the bearing.
In the assembly process of the electronic throttle body, the valve shaft and the shell are usually preassembled at present, and then the bearing with the sealing ring and the valve shaft are assembled, and the specific steps are as follows:
1) placing the valve shaft into the shell, and positioning the shell and the valve shaft by using the shell positioning clamp;
2) the bearing is placed in a bearing positioning clamp (the bearing positioning clamp adopts a negative pressure type), the bearing is sucked by using negative pressure, the bearing positioning clamp is driven by a ball screw to move downwards under the drive of a servo motor, and the bearing is arranged at a corresponding position of the valve shaft;
3) the negative pressure of the bearing positioning jig is cut off and returned to the initial position where the bearing is loaded.
The existing assembling device, as shown in fig. 1, includes a housing positioning fixture 1, a bearing positioning fixture 2, and a servo motor 3, wherein an output shaft of the servo motor 3 is fixedly connected to a screw of a ball screw 4, a nut of the ball screw 4 is fixedly connected to the bearing positioning fixture 2, and the bearing positioning fixture 2 is of a negative pressure type and is connected to an external negative pressure generator 5 through a conduit.
When the valve shaft and the bearing are installed by using the assembling device, because the inner side of the bearing is provided with the sealing ring (two sealing rings are usually arranged), the surface of the sealing ring is easily damaged by cutting the edge of the end face of the valve shaft in the process of installing the bearing into the valve shaft, and the rejection rate reaches about 5%. Meanwhile, the valve shaft is pre-installed in the shell, and the shell is positioned by the shell positioning fixture 1, so that the valve shaft is indirectly positioned, but the sizes of the shells have differences, and accumulated tolerance causes poor positioning consistency of the valve shaft, so that the alignment of the valve shaft and a bearing before assembly cannot be effectively guaranteed.
Disclosure of Invention
The invention aims to solve the technical problem of providing an assembling method and device of a bearing with a sealing ring and a valve shaft in an electronic throttle body, which can solve the problems that the sealing ring in the bearing is damaged and the assembly alignment of the valve shaft and the bearing is poor.
In order to solve the technical problems, the assembling device with the seal ring bearing and the valve shaft in the electronic throttle body provided by the invention comprises a control unit, a valve shaft circumferential driving mechanism and a bearing axial driving mechanism, wherein the valve shaft is driven by the valve shaft circumferential driving mechanism to rotate around the axis of the valve shaft, the bearing is driven by the bearing axial driving mechanism to linearly move along the axis of the bearing, the valve shaft circumferential driving mechanism comprises a valve shaft positioning sleeve, a valve shaft clamping jaw driving part, a valve shaft clamping jaw and a first motor, an output shaft of the first motor is fixedly connected with the valve shaft clamping jaw driving part, the valve shaft clamping jaw is arranged on the valve shaft clamping jaw driving part, the valve shaft positioning sleeve is arranged between the valve shaft clamping jaw and the bearing axial driving mechanism, the bearing axial driving mechanism comprises a bearing clamping jaw driving part, a bearing clamping jaw and a lifting cylinder, the bearing clamping jaw driving part is, the bearing clamping jaw is installed on the bearing clamping jaw driving piece, and the control unit is electrically connected with the valve shaft clamping jaw driving piece, the first motor, the bearing clamping jaw driving piece and the lifting cylinder.
In the above structure, the valve shaft circumferential driving mechanism further includes a valve shaft axial limiting member, and the valve shaft axial limiting member is fixed to the valve shaft clamping jaw driving member.
In the above structure, the valve shaft circumferential driving mechanism further includes a valve shaft translation cylinder, the valve shaft translation cylinder is electrically connected to the control unit, the first motor is fixed to a motor base, and the motor base is disposed between the valve shaft translation cylinder and the first motor.
In the above structure, the valve shaft jaw driving member is a valve shaft jaw cylinder or a valve shaft jaw motor. Further, the valve shaft clamping jaw air cylinder or the valve shaft clamping jaw motor is fixed on the first mounting seat, and an output shaft of the first motor is fixedly connected with the first mounting seat.
In the above structure, the bearing jaw driving member is a bearing jaw cylinder or a bearing jaw motor. Further, bearing clamping jaw cylinder or bearing clamping jaw motor are fixed on the second mounting base, the second mounting base is arranged between bearing clamping jaw cylinder or bearing clamping jaw motor and the lifting cylinder.
In the above structure, the bearing axial driving mechanism further includes a bearing translation cylinder, the bearing translation cylinder is electrically connected to the control unit, and the bearing translation cylinder is connected to the lifting cylinder through a mounting plate.
The invention also provides an assembly method of the bearing with the sealing ring and the valve shaft in the electronic throttle body, which comprises the following steps:
step S1, the valve shaft is arranged in a valve shaft positioning sleeve of a valve shaft circumferential driving mechanism, and a valve shaft clamping jaw driving piece acts under the driving of a control unit and drives a valve shaft clamping jaw to clamp the valve shaft;
step S2, the control unit drives a lifting cylinder of the bearing axial driving mechanism to act, and the bearing is driven to move to the valve shaft assembling position through the bearing clamping jaw driving piece and the bearing clamping jaw;
step S3, the control unit drives a first motor of the valve shaft circumferential driving mechanism to operate, and the valve shaft is driven to rotate by the valve shaft clamping jaw driving piece and the valve shaft clamping jaw;
step S4, the bearing clamping jaw driving piece acts under the driving of the control unit and clamps the bearing through the bearing clamping jaw to carry out axial feeding and assembling;
step S5, after the bearing and the valve shaft are assembled, the bearing clamping jaw driving piece drives the bearing clamping jaw to loosen the bearing, and meanwhile, the valve shaft clamping jaw driving piece drives the valve shaft clamping jaw to loosen the valve shaft;
step S6, the valve shaft-bearing assembly is taken out and mounted in the housing of the electronic throttle body.
Preferably, between step 1 and step 3, the position of the valve shaft and/or the bearing is adjusted by the valve shaft translation cylinder and/or the bearing translation cylinder, so that the axes of the two coincide.
The invention has the advantages that:
1) the invention effectively solves the problem that the sealing function is invalid because the sealing ring in the bearing is damaged by the edge of the valve shaft in the process of being installed in the valve shaft;
2) according to the invention, the valve shaft and the bearing are assembled firstly, and then the assembly body is arranged in the shell, and the valve shaft and the bearing are assembled before being arranged in the shell, so that the positioning precision of the valve shaft is not influenced by the transformation caused by the difference of the shell, and the accumulated error caused by indirectly positioning the bearing through the shell positioning clamp is reduced, so that the alignment of the valve shaft and the bearing can be better ensured.
Drawings
FIG. 1 is a schematic view of a prior art mounting apparatus;
fig. 2 is a schematic view of the mounting device of the present invention.
Wherein the reference numerals are as follows:
1 is a shell positioning clamp; 2, a bearing positioning clamp; 3 is a servo motor; 4 is a ball screw; 5 is a negative pressure generator; 6 is a first motor; 7 is a valve shaft clamping jaw driving piece; 8 is a valve shaft clamping jaw; 9 is a valve shaft positioning sleeve; 10 is a valve shaft; 11 is a bearing; 12 is a bearing clamping jaw driving part; 13 is a bearing clamping jaw; 14 is an axial limit piece of the valve shaft.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
First embodiment
The assembling device with the sealing ring bearing and the valve shaft in the electronic throttle body, as shown in fig. 2, comprises a control unit (not shown in the figure), a valve shaft circumferential driving mechanism and a bearing axial driving mechanism, wherein the valve shaft 10 is driven by the valve shaft circumferential driving mechanism to rotate around the axis of the valve shaft, and the bearing 11 is driven by the bearing axial driving mechanism to move linearly along the axis of the valve shaft.
The valve shaft circumferential driving mechanism comprises a valve shaft positioning sleeve 9, a valve shaft clamping jaw driving piece 7, a valve shaft clamping jaw 8 and a first motor 6, an output shaft of the first motor 6 is fixedly connected with the valve shaft clamping jaw driving piece 7, the valve shaft clamping jaw 8 is installed on the valve shaft clamping jaw driving piece 7, and the valve shaft positioning sleeve 9 is arranged between the valve shaft clamping jaw 8 and the bearing axial driving mechanism.
The bearing axial driving mechanism comprises a bearing clamping jaw driving part 12, a bearing clamping jaw 13 and a lifting cylinder (not shown in the figure), the bearing clamping jaw driving part 12 is fixed on the lifting cylinder, the bearing clamping jaw 13 is installed on the bearing clamping jaw driving part 12, and the control unit is electrically connected with the valve shaft clamping jaw driving part 7, the first motor 6, the bearing clamping jaw driving part 12 and the lifting cylinder.
As shown in fig. 2, in order to axially position the valve shaft, the circumferential actuating mechanism of the valve shaft further includes an axial valve shaft stopper (e.g., a stopper), which is fixed on the clamping jaw driving member 7 of the valve shaft or is disposed in the clamping jaw 8 of the valve shaft through a supporting frame.
Wherein, valve shaft clamping jaw driving piece 7 is valve shaft clamping jaw cylinder or valve shaft clamping jaw motor, and bearing clamping jaw driving piece 12 is bearing clamping jaw cylinder or bearing clamping jaw motor.
The valve shaft clamping jaw air cylinder or the valve shaft clamping jaw motor is fixed on the first mounting seat, and an output shaft of the first motor 6 is fixedly connected with the first mounting seat.
The bearing clamping jaw air cylinder or the bearing clamping jaw motor is fixed on the second mounting seat, and the second mounting seat is arranged between the bearing clamping jaw air cylinder or the bearing clamping jaw motor and the lifting air cylinder. Or, the lifting cylinder is connected to the bearing clamping jaw driving member 12 through a guiding mechanism, for example, a piston rod of the lifting cylinder is fixedly connected to a slider of the guide rail slider mechanism, and meanwhile, the bearing clamping jaw driving member 12 is also fixedly connected to a slider of the guide rail slider mechanism, and the bearing clamping jaw driving member 12 can repeatedly run along the direction of the guide rail under the driving of the lifting cylinder.
Specifically, the assembling device is provided with a base, a support frame is arranged on the base, a first motor is installed on the base or the support frame, a cylinder body of a lifting cylinder is fixedly installed on the support frame, a piston rod of the lifting cylinder is fixedly connected with a second installation seat, and a bearing clamping jaw cylinder or a bearing clamping jaw motor is installed on the second installation seat.
The method for assembling the bearing with the sealing ring and the valve shaft in the electronic throttle body by using the device comprises the following steps:
step S1, the valve shaft 10 is installed in the valve shaft positioning sleeve 9 of the valve shaft circumferential driving mechanism, and the valve shaft clamping jaw driving piece 7 moves under the driving of the control unit and drives the valve shaft clamping jaw 8 to clamp the valve shaft 10;
preferably, the concentricity of the bearing 10 and the valve shaft 11 is less than 0.1 mm;
step S2, the control unit drives the lifting cylinder of the bearing axial driving mechanism to act, and the bearing 11 is driven to move to the assembling position of the valve shaft 10 by the bearing clamping jaw driving piece 12 and the bearing clamping jaw 13;
step S3, the control unit drives the first motor 6 of the valve shaft circumferential driving mechanism to operate, and drives the valve shaft 10 to rotate through the valve shaft clamping jaw driving member 7 and the valve shaft clamping jaw 8;
preferably, the first motor 6 drives the valve shaft 11 to rotate at a speed of 120 to 140 rpm;
step S4, the bearing clamping jaw driving piece 12 acts under the driving of the control unit and clamps the bearing 11 through the bearing clamping jaw 13 for axial feeding and assembling;
in the process of assembling the valve shaft and the bearing in a contact manner, the valve shaft continuously rotates, the bearing and the valve shaft are assembled at an axial feed speed of 25-40 mm/s, and the pressure of the lifting cylinder is controlled to enable the axial assembling force of the valve shaft and the bearing to be not more than 10N;
step S5, after the bearing 11 and the valve shaft 10 are assembled, the bearing clamping jaw driver 12 drives the bearing clamping jaw 13 to loosen the bearing 11, and the valve shaft clamping jaw driver 7 drives the valve shaft clamping jaw 8 to loosen the valve shaft 10;
step S6, the valve shaft-bearing assembly is taken out and mounted in the housing of the electronic throttle body.
Second embodiment
The valve shaft circumferential driving mechanism further comprises a valve shaft translation cylinder, the valve shaft translation cylinder is electrically connected with the control unit, the first motor is fixed on a motor base, and the motor base is arranged between the valve shaft translation cylinder and the first motor. Specifically, the motor base is fixedly connected with a piston rod of the valve shaft translation cylinder.
The method for assembling the bearing with the sealing ring and the valve shaft in the electronic throttle body by using the device of the embodiment comprises the following steps:
step S1, the valve shaft 10 is installed in the valve shaft positioning sleeve 9 of the valve shaft circumferential driving mechanism, and the valve shaft clamping jaw driving piece 7 moves under the driving of the control unit and drives the valve shaft clamping jaw 8 to clamp the valve shaft 10;
preferably, the concentricity of the bearing 10 and the valve shaft 11 is less than 0.1 mm;
step S2, the control unit drives the lifting cylinder of the bearing axial driving mechanism to act, and the bearing 11 is driven to move to the assembling position of the valve shaft 10 by the bearing clamping jaw driving piece 12 and the bearing clamping jaw 13;
step S3, the control unit drives the valve shaft translation cylinder to act, and adjusts the position of the valve shaft to ensure that the concentricity of the bearing 10 and the valve shaft 11 is less than 0.1 mm;
step S4, the control unit drives the first motor 6 of the valve shaft circumferential driving mechanism to operate, and drives the valve shaft 10 to rotate through the valve shaft clamping jaw driving member 7 and the valve shaft clamping jaw 8;
preferably, the first motor 6 drives the valve shaft 11 to rotate at a speed of 120 to 140 rpm;
step S5, the bearing clamping jaw driving piece 12 acts under the driving of the control unit and drives the bearing clamping jaw 13 to clamp the bearing 11 for axial feeding and assembling;
in the process of assembling the valve shaft and the bearing in a contact manner, the valve shaft continuously rotates, the bearing and the valve shaft are assembled at an axial feed speed of 25-40 mm/s, and the pressure of the lifting cylinder is controlled to enable the axial assembling force of the valve shaft and the bearing to be not more than 10N;
step S6, after the bearing 11 and the valve shaft 10 are assembled, the bearing clamping jaw driver 12 drives the bearing clamping jaw 13 to loosen the bearing 11, and the valve shaft clamping jaw driver 7 drives the valve shaft clamping jaw 8 to loosen the valve shaft 10;
step S7, the valve shaft-bearing assembly is taken out and mounted in the housing of the electronic throttle body.
Third embodiment
The bearing axial driving mechanism comprises a bearing translation cylinder, wherein the bearing translation cylinder is electrically connected with a control unit, and the bearing translation cylinder is connected with a lifting cylinder through a mounting plate. Specifically, the mounting panel is fixed connection with the piston rod of bearing translation cylinder, and the cylinder body of lift cylinder is fixed on the mounting panel.
The method for assembling the bearing with the seal ring and the valve shaft in the electronic throttle body using the apparatus of the present embodiment is similar to the second embodiment, except that in step S3, the control unit drives the bearing translation cylinder to move, and adjusts the position of the bearing so that the concentricity of the bearing 10 and the valve shaft 11 is less than 0.1 mm.
Fourth embodiment
With reference to the second embodiment and the third embodiment, in this embodiment, the valve shaft translation cylinder and the bearing translation cylinder are provided at the same time, so that the positions of the valve shaft and the bearing can be adjusted by the valve shaft translation cylinder and the bearing translation cylinder, and the concentricity of the two is smaller than 0.1 mm.
Of course, in the four embodiments, it is feasible to position the valve shaft and then the bearing or position the bearing and then the valve shaft, which does not substantially affect the principle of the whole assembly method (assembling the valve shaft and the bearing first and then integrally assembling the valve shaft and the bearing to the housing), so that the skilled person can adjust the valve shaft according to the specific situation of the assembly station. In addition, those skilled in the art can also adopt suitable fittings and the like according to the specific situation of the part in the positioning process, which belong to the known technology and the conventional technology means in the field, and therefore, the details are not described herein.
According to the invention, the valve shaft and the bearing are assembled firstly, and then the assembly body is installed in the shell, and the valve shaft and the bearing are assembled before being installed in the shell, so that the positioning precision of the valve shaft is not influenced by the change caused by the difference of the shell, and the alignment of the valve shaft and the bearing can be better ensured. Meanwhile, the bearing and the valve shaft rotate relatively in the process of assembling the bearing and the valve shaft (the valve shaft rotates, the bearing does not rotate), so that the assembling stroke is indirectly increased under the condition of ensuring that the preset assembling distance is not changed (equivalently, a chamfer structure is arranged at the edge part of the end part of the valve shaft), and the problem that the sealing function is invalid due to the fact that the edge of the valve shaft damages a sealing ring in the bearing in the process of assembling the valve shaft is effectively solved.
The present invention has been described in detail with reference to the specific embodiments, which are merely preferred embodiments of the present invention, and the present invention is not limited to the above embodiments. Equivalent substitutions and modifications of the components of the valve shaft circumferential drive mechanism, the components of the valve shaft axial drive mechanism, and the like, by those skilled in the art, without departing from the principles of the present invention, are deemed to be within the scope of the invention as defined by the appended claims.
Claims (10)
1. An assembling device with a seal ring bearing and a valve shaft in an electronic throttle body is characterized by comprising a control unit, a valve shaft circumferential driving mechanism and a bearing axial driving mechanism, wherein the valve shaft is driven by the valve shaft circumferential driving mechanism to rotate around the axis of the valve shaft, the bearing is driven by the bearing axial driving mechanism to linearly move along the axis of the bearing, the valve shaft circumferential driving mechanism comprises a valve shaft positioning sleeve, a valve shaft clamping jaw driving piece, a valve shaft clamping jaw and a first motor, the output shaft of the first motor is fixedly connected with the valve shaft clamping jaw driving piece, the valve shaft clamping jaw is installed on the valve shaft clamping jaw driving piece, the valve shaft positioning sleeve is arranged between the valve shaft clamping jaw and the bearing axial driving mechanism, the bearing axial driving mechanism comprises a bearing clamping jaw driving piece, a bearing clamping jaw and a lifting cylinder, and the bearing clamping jaw driving piece is fixed on the lifting, the bearing clamping jaw is installed on the bearing clamping jaw driving piece, and the control unit is electrically connected with the valve shaft clamping jaw driving piece, the first motor, the bearing clamping jaw driving piece and the lifting cylinder.
2. The assembly apparatus of claim 1, wherein the valve shaft circumferential actuator further comprises a valve shaft axial stop fixed to the valve shaft jaw actuator.
3. The assembly apparatus of claim 1, wherein the valve shaft circumferential actuator further comprises a valve shaft translation cylinder, the valve shaft translation cylinder is electrically connected to the control unit, the first motor is fixed to a motor base, and the motor base is disposed between the valve shaft translation cylinder and the first motor.
4. The assembly apparatus of claim 1 or 2, wherein the valve shaft clamping jaw driving member is a valve shaft clamping jaw cylinder or a valve shaft clamping jaw motor.
5. The assembly apparatus of claim 1, wherein the bearing jaw actuator is a bearing jaw cylinder or a bearing jaw motor.
6. The assembly device with the sealing ring bearing and the valve shaft in the electronic throttle body according to claim 4, wherein the valve shaft clamping jaw cylinder or the valve shaft clamping jaw motor is fixed on the first mounting seat, and an output shaft of the first motor is fixedly connected with the first mounting seat.
7. The assembly apparatus of claim 5, wherein the bearing clamping jaw cylinder or the bearing clamping jaw motor is fixed to a second mounting base, and the second mounting base is disposed between the bearing clamping jaw cylinder and the lift cylinder.
8. The assembly apparatus of claim 1, wherein the bearing axial actuator further comprises a bearing translation cylinder, the bearing translation cylinder is electrically connected to the control unit, and the bearing translation cylinder is connected to the lift cylinder via a mounting plate.
9. An assembling method of a bearing with a sealing ring and a valve shaft in an electronic throttle body is characterized by comprising the following steps:
step S1, the valve shaft is arranged in a valve shaft positioning sleeve of a valve shaft circumferential driving mechanism, and a valve shaft clamping jaw driving piece acts under the driving of a control unit and drives a valve shaft clamping jaw to clamp the valve shaft;
step S2, the control unit drives a lifting cylinder of the bearing axial driving mechanism to act, and the bearing is driven to move to the valve shaft assembling position through the bearing clamping jaw driving piece and the bearing clamping jaw;
step S3, the control unit drives a first motor of the valve shaft circumferential driving mechanism to operate, and the valve shaft is driven to rotate by the valve shaft clamping jaw driving piece and the valve shaft clamping jaw;
step S4, the bearing clamping jaw driving piece acts under the driving of the control unit and clamps the bearing through the bearing clamping jaw to carry out axial feeding and assembling;
step S5, after the bearing and the valve shaft are assembled, the bearing clamping jaw driving piece drives the bearing clamping jaw to loosen the bearing, and meanwhile, the valve shaft clamping jaw driving piece drives the valve shaft clamping jaw to loosen the valve shaft;
step S6, the valve shaft-bearing assembly is taken out and mounted in the housing of the electronic throttle body.
10. The method of assembling a sealed ring bearing in an electronic throttle body with a valve shaft according to claim 9, wherein between step 1 and step 3, the position of the valve shaft and/or the bearing is adjusted by the valve shaft translation cylinder and/or the bearing translation cylinder so that the axes of the two coincide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910762025.8A CN112388301A (en) | 2019-08-19 | 2019-08-19 | Method and device for assembling bearing with sealing ring and valve shaft in electronic throttle body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910762025.8A CN112388301A (en) | 2019-08-19 | 2019-08-19 | Method and device for assembling bearing with sealing ring and valve shaft in electronic throttle body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112388301A true CN112388301A (en) | 2021-02-23 |
Family
ID=74603223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910762025.8A Pending CN112388301A (en) | 2019-08-19 | 2019-08-19 | Method and device for assembling bearing with sealing ring and valve shaft in electronic throttle body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112388301A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08267372A (en) * | 1995-04-03 | 1996-10-15 | Bando Chem Ind Ltd | Cylindrical work press fitting method and device thereof |
| CN103612098A (en) * | 2013-11-05 | 2014-03-05 | 苏州恩意精密机械有限公司 | Automobile fan motor bearing assembling machine |
| CN105364453A (en) * | 2014-08-20 | 2016-03-02 | 杭州山博自动化设备有限公司 | Automatic bearing assembly device |
| CN107717413A (en) * | 2017-11-09 | 2018-02-23 | 浙江工业大学之江学院 | A kind of horizontal mounting production line device of motor bearings |
| CN207534306U (en) * | 2017-12-07 | 2018-06-26 | 昆山奥奇自动化有限公司 | A kind of double-station bearing press mounting equipment for rotor |
| CN108620852A (en) * | 2018-07-17 | 2018-10-09 | 浙江绿美泵业有限公司 | The bearing automatic press mounting machine of water pump rotor |
| CN110039299A (en) * | 2019-05-30 | 2019-07-23 | 赛能自动化技术（苏州）有限公司 | A kind of rotary centering machine structure |
-
2019
- 2019-08-19 CN CN201910762025.8A patent/CN112388301A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08267372A (en) * | 1995-04-03 | 1996-10-15 | Bando Chem Ind Ltd | Cylindrical work press fitting method and device thereof |
| CN103612098A (en) * | 2013-11-05 | 2014-03-05 | 苏州恩意精密机械有限公司 | Automobile fan motor bearing assembling machine |
| CN105364453A (en) * | 2014-08-20 | 2016-03-02 | 杭州山博自动化设备有限公司 | Automatic bearing assembly device |
| CN107717413A (en) * | 2017-11-09 | 2018-02-23 | 浙江工业大学之江学院 | A kind of horizontal mounting production line device of motor bearings |
| CN207534306U (en) * | 2017-12-07 | 2018-06-26 | 昆山奥奇自动化有限公司 | A kind of double-station bearing press mounting equipment for rotor |
| CN108620852A (en) * | 2018-07-17 | 2018-10-09 | 浙江绿美泵业有限公司 | The bearing automatic press mounting machine of water pump rotor |
| CN110039299A (en) * | 2019-05-30 | 2019-07-23 | 赛能自动化技术（苏州）有限公司 | A kind of rotary centering machine structure |
Non-Patent Citations (1)
| Title |
|---|
| 胡家富: "《维修钳工操作技术》", 31 January 2013, 上海科学技术文献出版社 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101514862B1 (en) | A floating collar clamping device for auto-aligning nut and screw in linear motion leadscrew and nut assembly | |
| CN107565777B (en) | Rotor installation tool of permanent magnet motor | |
| CN103072081B (en) | Positioning and clamping device adopting ceramic thin-wall long pipe fitting as self reference and grinding method | |
| CN108188806A (en) | One kind is general to use turnover fixture | |
| CN112388301A (en) | Method and device for assembling bearing with sealing ring and valve shaft in electronic throttle body | |
| CN106002239A (en) | Automatic assembly device for cycloid hydraulic motor | |
| JP4522826B2 (en) | Electronic component crimping equipment | |
| CN104842138A (en) | Bush press-in device for airplane assembling | |
| CN108772681B (en) | Device and method for installing wood supporting rod into linkage rod | |
| CN108988585B (en) | Vertical motor assembly equipment and motor assembly method | |
| CN210042738U (en) | Plug-in head and plug-in equipment | |
| CN212350760U (en) | Laser welding positioning and clamping device and laser welding equipment | |
| CN112207531A (en) | Automatic butt joint device for ventilating duct | |
| CN220516635U (en) | Assembly fixture for retainer ring for hole | |
| CN212122489U (en) | Clamp for valve block machining | |
| CN220516642U (en) | Pneumatic diaphragm valve equipment frock | |
| CN220881280U (en) | Impeller assembly snatchs erection equipment | |
| CN220561445U (en) | Thermostat copper sleeve press-fitting device capable of automatically compensating size errors of workpieces | |
| KR20210068442A (en) | actuator | |
| US20090158869A1 (en) | Device for processing workpieces | |
| CN216681008U (en) | Auxiliary assembly equipment for combining motor and speed reducer | |
| CN220347741U (en) | Electromechanical pipeline cutting machine | |
| CN218946942U (en) | Cam collet chuck | |
| CN214212738U (en) | End cover clamp of bag type filter | |
| CN214331639U (en) | Electric actuator thrust support |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210223 |
|
| RJ01 | Rejection of invention patent application after publication |