CN112743317A - Intelligent bearing press-fitting equipment - Google Patents
Intelligent bearing press-fitting equipment Download PDFInfo
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- CN112743317A CN112743317A CN201910747008.7A CN201910747008A CN112743317A CN 112743317 A CN112743317 A CN 112743317A CN 201910747008 A CN201910747008 A CN 201910747008A CN 112743317 A CN112743317 A CN 112743317A
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- Prior art keywords
- bearing
- press
- fitting
- oil cylinder
- mounting
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- 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
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
- B23P19/027—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same using hydraulic or pneumatic means
-
- 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
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
-
- 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
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses intelligent bearing press-mounting equipment, which consists of a bearing feeding line, an intermediate spacer centering mechanism, a bearing feeding manipulator, a bearing press-mounting machine main frame, a press-mounting sleeve, a press-mounting main oil cylinder, a wheel pair lifting mechanism and a bearing rotation detection mechanism; the intelligent bearing press-fitting equipment provided by the invention omits the process of replacing the press-fitting guide sleeve and the press-fitting head in the process of press-fitting different types of wheel set bearings, realizes automatic loading and automatic replacement of the guide sleeve of the bearing, realizes automatic rotation detection of the bearing in the process of press-fitting the bearing, reduces the labor intensity of operators, and greatly improves the work efficiency of press-fitting the bearing.
Description
Technical Field
The invention relates to an intelligent bearing press-fitting device, which is used for a railway vehicle wheel set bearing press-fitting device.
Background
In the railway vehicle bearing overhaul process, in the past, when the different models of railway vehicles were pressed and assembled to bearings, because the positioning cylinder did not completely stretch out the outside of the pressing and assembling cylinder, the sleeve that draws on the positioning cylinder in the pressing and assembling machine needed manual work to change, and this cover that draws was the bolt fastening structure, it wastes time and energy to need the manual work to dismantle, simultaneously because the well centre circle of bearing inside can not fix a position, so need the manual work to carry out well centre circle manual positioning in the pressing and assembling process, this process is crowded wounded workman's finger very easily, cause the industrial injury, and must experienced operation workman's operation side can accomplish, workman intensity of labour is big.
Disclosure of Invention
The invention aims to provide intelligent bearing press-fitting equipment, which solves the problems in the prior art, can realize the quick positioning of a bearing of a wheel set of a railway vehicle, the automatic feeding and automatic press-fitting of the bearing, has the functions of automatically positioning an intermediate spacer, automatically grabbing the bearing for feeding by a mechanical arm, automatically press-fitting, automatically rotating the bearing in the press-fitting process, detecting whether the bearing is clamped or not and the like, has high automation degree, avoids the operation danger of workers, and improves the press-fitting efficiency of the bearing of the wheel set of the railway vehicle.
In order to achieve the purpose, the invention provides the following scheme:
an intelligent bearing press-mounting device is characterized in that the whole machine consists of a bearing feeding line (1), an intermediate spacer centering mechanism (2), a bearing feeding manipulator (3), a bearing press-mounting machine main frame (4), a press-mounting sleeve (5), a press-mounting main oil cylinder (6), a wheel pair lifting mechanism (7) and a bearing rotation detection mechanism (8);
preferably, the bearing feeding line (1) is positioned at the right feeding end of the bearing press-fitting machine, is groove-shaped, has a width slightly larger than that of the outer ring of the bearing, and allows the bearing to be pressed to roll forwards along the groove to reach the station of the middle spacer centering mechanism (2).
Preferably, the middle spacer centering mechanism (2) is located in the middle of a support seat of the press-fit sleeve (5) and the bearing feeding line (1), receives a bearing rolled from the bearing feeding line (1), a turnover oil cylinder (21) is installed on the lower portion of the right side of the middle spacer centering mechanism, an L-shaped turnover plate (22) is installed on the upper portion of the turnover oil cylinder (21), the turnover oil cylinder (21) stretches out to push the L-shaped turnover plate (22) connected to the upper portion of the turnover oil cylinder to turn the bearing over for 90 degrees, so that the bearing is erected on the upper portion of the three-jaw middle spacer centering device (23), three centering jaws of the three-jaw middle spacer centering device (23) stretch out upwards and stretch into the upright bearing, and then the center of the middle spacer in the bearing is overlapped with the center of an inner.
Preferably, the bearing feeding manipulator (3) is arranged in the middle of an upper cross beam of a main frame (4) of the bearing press-fitting machine, adopts a hoisting structure and is of a six-shaft mechanical arm structure, and the front end of the bearing feeding manipulator is provided with a special bearing feeding gripper.
Preferably, the bearing press-mounting machine main frame (4) is installed on the ground of an equipment foundation, the right side of the bearing press-mounting machine main frame is provided with a press-mounting sleeve (5) supporting seat which is of a gantry type cross beam structure, stand columns on two sides of the bearing press-mounting machine main frame are of a steel plate welding box type structure, a press-mounting main oil cylinder (6) is installed inside each of the stand columns on the two sides, and the lower portion of the press-mounting machine main frame.
Preferably, the press-fitting sleeve (5) is placed between a main frame (4) of the bearing press-fitting machine and the middle spacer centering mechanism (2), is of a sleeve type structure, is divided into three types according to the current bearing types, is divided into two types, is placed inside a bearing with the middle spacer centering completed in the bearing press-fitting process, and is integrally sleeved on a positioning piston (63) inside the press-fitting main oil cylinder (6) together with the bearing, so that the middle spacer inside the bearing is prevented from falling off and crushing the axle diameter end face in the press-fitting process.
Preferably, the press-fitting main oil cylinders (6) are two in number and are respectively installed inside upright columns on two sides of a main frame (4) of the bearing press-fitting machine, a main oil cylinder body (61) is connected with a box-type base of the main frame (4) of the bearing press-fitting machine, the press-fitting main oil cylinder (6) is of a double-layer sleeve cylinder structure, a press-fitting piston (62) and a positioning piston (63) are respectively arranged inside the press-fitting main oil cylinder, the length of the positioning piston (63) is greater than that of the press-fitting piston (62), the length of the positioning piston is the same as that of the press-fitting sleeve (5), and the press-fitting main oil cylinder is used for positioning a bearing which internally comprises.
Preferably, the wheel set lifting mechanism (7) is installed on a box-type base at the lower part of a main frame (4) of the bearing press-fitting machine, a lifting oil cylinder (71) is installed at the lower part of the wheel set lifting mechanism, lifting height adjusting devices (72) are installed on two sides of a cylinder body of the lifting oil cylinder (71), the lifting height adjusting devices (72) are used for adjusting the lifting height of the wheel set lifting mechanism (7) by pushing sizing blocks with different heights through an air cylinder, a V-shaped wheel pair axle supporting mechanism (73) is installed on the upper part of the wheel set lifting mechanism (7), the V-shaped wheel pair axle supporting mechanism (73) supports an axle body of the wheel set, and the wheel set is lifted to a.
Preferably, the bearing rotation detection mechanism (8) is installed at a press-fitting head of the press-fitting main oil cylinder (6) and is of a plate-turning type structure, a hard rubber wheel (82) is arranged at the front end of a positioning turning plate (81), the hard rubber wheel (82) is connected with a rear speed reduction motor (83), a driving cylinder (84) is installed at the upper part of the positioning turning plate (81), in the bearing press-fitting process, the driving cylinder (84) at the upper part of the bearing rotation detection mechanism (8) acts to push the turning plate (81) to drive the hard rubber wheel (82) to be pressed on a bearing outer ring, and the speed reduction motor (83) rotates to drive the bearing outer ring to rotate.
Compared with the prior art, the invention has the following beneficial technical effects:
the invention aims to provide intelligent bearing press-fitting equipment, which solves the problems in the prior art, can realize the quick positioning of a bearing of a wheel set of a railway vehicle, the automatic feeding and automatic press-fitting of the bearing, has the functions of automatically positioning an intermediate spacer, automatically grabbing the bearing for feeding by a mechanical arm, automatically press-fitting, automatically rotating the bearing in the press-fitting process, detecting whether the bearing is clamped or not and the like, has high automation degree, avoids the operation danger of workers, and improves the press-fitting efficiency of the bearing of the wheel set of the railway vehicle.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a front view and a side view of an intelligent bearing press-fitting apparatus according to the present invention;
FIG. 2 is a top view and a 45 degree top view of the integrated bearing press of the present invention;
FIG. 3 is an enlarged partial top view of the mid-septum ring centering mechanism (2);
FIG. 4 is a side view of the press-fitting master cylinder (4);
FIG. 5 is a 45 degree top view of the wheelset lifting mechanism (6);
fig. 6 is a partial enlargement of the bearing rotation detecting mechanism (7) in a front view;
in the figure: the device comprises a bearing feeding line 1, a middle spacer centering mechanism 2, a bearing feeding manipulator 3, a bearing press-mounting machine main frame 4, a press-mounting sleeve 5, a press-mounting main oil cylinder 6, a wheel pair lifting mechanism 7 and a bearing rotation detection mechanism 8.
The device comprises a turnover oil cylinder, a 22-L-shaped turnover plate and a 23-three-jaw type middle partition ring centering device;
61-a main oil cylinder body, 62-a press-fitting piston and 63-a positioning piston;
71-a lifting oil cylinder, 72-a lifting height adjusting device and 73-a V-shaped wheel pair axle supporting mechanism;
81-positioning turning plate, 82-hard rubber wheel, 83-speed reducing motor and 84-driving cylinder;
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
The invention aims to provide intelligent bearing press-fitting equipment to solve the problem of comprehensive press-fitting of a wheel pair bearing of a railway vehicle.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
The embodiment provides an intelligent bearing press-mounting device, as shown in fig. 1, a bearing feeding line (1) is located at a right feeding end of a bearing press-mounting machine, the bearing feeding line is of a groove type, the width of the bearing feeding line is slightly larger than that of an outer ring of a bearing, and a bearing to be pressed rolls forwards along the groove and reaches a station of a middle spacer centering mechanism (2); the middle spacer centering mechanism (2) is positioned in the middle of a support seat of the press-fit sleeve (5) and a bearing feeding line (1), receives a bearing rolled from the bearing feeding line (1), the lower part of the right side of the middle spacer centering mechanism is provided with a turnover oil cylinder (21), the upper part of the turnover oil cylinder (21) is provided with an L-shaped turnover plate (22), the turnover oil cylinder (21) extends out to push the L-shaped turnover plate (22) connected with the upper part of the turnover oil cylinder to turn over the bearing by 90 degrees, so that the bearing is erected on the upper part of the three-jaw middle spacer centering device (23), three centering claws of the three-jaw middle spacer centering device (23) extend upwards and extend into the upright bearing, and then the center of the middle spacer in the bearing is overlapped with the center of an inner ring; the bearing feeding manipulator (3) is arranged in the middle of an upper cross beam of a main frame (4) of the bearing press-fitting machine, adopts a hoisting structure, is of a six-shaft manipulator structure, and is provided with a special bearing feeding gripper at the front end; the bearing press-mounting machine main frame (4) is installed on the ground of an equipment foundation, the right side of the bearing press-mounting machine main frame is provided with a press-mounting sleeve (5) supporting seat which adopts a gantry type beam structure, stand columns on two sides of the bearing press-mounting machine main frame are of steel plate welding box type structures, a press-mounting main oil cylinder (6) is installed in each of the stand columns on the two sides, and the lower part of the press-mounting main frame is provided with; the press-fitting sleeve (5) is placed between a main frame (4) of the bearing press-fitting machine and the middle spacer centering mechanism (2), is of a sleeve type structure, has three outer diameters according to the type of the current bearing, has two outer diameters, is placed inside the bearing with the middle spacer centering completed in the bearing press-fitting process, and is integrally sleeved on a positioning piston (63) inside the press-fitting main oil cylinder (6) together with the bearing, so that the middle spacer inside the bearing is prevented from falling off and damaging the axial diameter end face of the axle in the press-fitting process; the press-mounting main oil cylinders (6) are two in number and are respectively installed inside upright columns on two sides of a main frame (4) of the bearing press-mounting machine, a main oil cylinder body (61) is connected with a box-type base of the main frame (4) of the bearing press-mounting machine, the press-mounting main oil cylinder (6) is of a double-layer sleeve cylinder structure, a press-mounting piston (62) and a positioning piston (63) are respectively arranged inside the press-mounting main oil cylinder (6), the length of the positioning piston (63) is greater than that of the press-mounting piston (62), the length of the positioning piston is the same as that of a press-mounting sleeve (5), and the positioning piston is used for positioning a bearing containing the press-; the wheel set lifting mechanism (7) is arranged on a box-type base at the lower part of a main frame (4) of the bearing press-fitting machine, a lifting oil cylinder (71) is arranged at the lower part of the wheel set lifting mechanism, lifting height adjusting devices (72) are arranged at two sides of a cylinder body of the lifting oil cylinder (71), the lifting height adjusting devices (72) adjust the lifting height of the wheel set lifting mechanism (7) by pushing sizing blocks with different heights through an air cylinder, a V-shaped wheel pair axle supporting mechanism (73) is arranged at the upper part of the wheel set lifting mechanism (7), the V-shaped wheel pair axle supporting mechanism (73) supports an axle body of a wheel set, the wheel set is lifted to a corresponding height; the bearing rotation detection mechanism (8) is arranged at a press-fitting head part of a press-fitting main oil cylinder (6) and is of a plate-turning type structure, the front end of a positioning turning plate (81) is a hard rubber wheel (82), the hard rubber wheel (82) is connected with a rear speed reduction motor (83), a driving cylinder (84) is arranged on the upper part of the positioning turning plate (81), in the bearing press-fitting process, the driving cylinder (84) on the upper part of the bearing rotation detection mechanism (8) acts to push the positioning turning plate (81) to drive the hard rubber wheel (82) to be pressed on a bearing outer ring, and the speed reduction motor (83) rotates to drive the bearing outer ring to rotate.
The intelligent bearing press-mounting equipment provided by the invention realizes the concrete process of press-mounting the wheel pair bearing of the railway vehicle in the process of press-mounting the wheel pair bearing of the railway vehicle as follows:
the bearing to be pressed rolls to a feeding station of the middle spacer centering mechanism (2) along a bearing feeding line (1), the middle spacer centering mechanism (2) overturns the bearing and centers the middle spacer, the bearing feeding manipulator (3) grabs the pressing sleeve (5) and takes down the positioning piston (63) of the pressing main oil cylinder (6) to be placed in the bearing, then the positioning piston (63) grabs the bearing and the pressing sleeve (5) are sleeved on the positioning piston (63) of the pressing main oil cylinder (6), the wheel set lifting mechanism (6) lifts the wheel set to be pressed to reach a corresponding height, the pressing piston (62) of the pressing main oil cylinder (6) moves forwards to push the bearing to be pressed to the wheel set shaft diameter, and the bearing rotation detection mechanism (8) detects whether the bearing is clamped or not while driving the bearing outer ring to rotate in the pressing process, so as to finish the bearing pressing work.
The principle and the implementation mode of the invention are explained by applying specific examples, and the description of the above examples is only used for helping understanding the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (9)
1. The utility model provides an intelligence bearing pressure equipment, whole machine comprises bearing material loading line (1), well spacer centering mechanism (2), bearing material loading manipulator (3), bearing pressure equipment main frame (4), pressure equipment cover (5), pressure equipment master cylinder (6), wheel pair elevating system (7), bearing rotation detection mechanism (8).
2. An intelligent bearing press-fitting device according to claim 1, wherein: the bearing feeding line (1) is positioned at the right feeding end of the bearing press-fitting machine, is groove-shaped, has a width slightly larger than that of the outer ring of the bearing, and allows the bearing to be pressed to roll forwards along the groove and reach the station of the middle spacer centering mechanism (2).
3. An intelligent bearing press-fitting device according to claim 1, wherein: the middle spacer centering mechanism (2) is located in the middle of a support seat of a press-fit sleeve (5) and a bearing feeding line (1), the middle spacer centering mechanism bears a bearing which is rolled from the bearing feeding line (1), a turnover oil cylinder (21) is installed on the lower portion of the right side of the middle spacer centering mechanism, an L-shaped turnover plate (22) is installed on the upper portion of the turnover oil cylinder (21), the turnover oil cylinder (21) stretches out to push the L-shaped turnover plate (22) connected to the upper portion of the turnover oil cylinder to turn over the bearing for 90 degrees, so that the bearing is upright on the upper portion of a three-jaw middle spacer centering device (23), three middle jaws of the three-jaw middle spacer centering device (23) stretch out upwards and stretch into the upright bearing, and then the center of a middle spacer inside the bearing.
4. An intelligent bearing press-fitting device according to claim 1, wherein: the bearing feeding mechanical arm (3) is arranged in the middle of an upper cross beam of a main frame (4) of the bearing press-fitting machine, adopts a hoisting structure, is of a six-shaft mechanical arm structure, and is provided with a special bearing feeding gripper at the front end.
5. An intelligent bearing press-fitting device according to claim 1, wherein: the bearing press-mounting machine main frame (4) is installed on the ground of an equipment foundation, a press-mounting sleeve (5) supporting seat is arranged on the right side of the bearing press-mounting machine main frame, the bearing press-mounting machine main frame adopts a gantry type cross beam structure, stand columns on two sides of the bearing press-mounting machine main frame are of steel plate welding box type structures, a press-mounting main oil cylinder (6) is installed inside each of the stand columns on the two sides, and a steel plate welding.
6. An intelligent bearing press-fitting device according to claim 1, wherein: the press-fitting sleeve (5) is placed between a main frame (4) of the bearing press-fitting machine and the middle spacer centering mechanism (2), is of a sleeve type structure, is divided into three types according to the current bearing model, is divided into two types, is placed inside a bearing with the middle spacer centering completed in the bearing press-fitting process, and is integrally sleeved on a positioning piston (63) inside the press-fitting main oil cylinder (6) together with the bearing, so that the middle spacer inside the bearing in the press-fitting process is prevented from falling off and damaging the axle diameter end face.
7. An intelligent bearing press-fitting device according to claim 1, wherein: the press mounting main oil cylinder (6) comprises two press mounting main oil cylinders which are respectively arranged inside upright columns on two sides of a main frame (4) of the bearing press mounting machine, a main oil cylinder body (61) is connected with a box-type base of the main frame (4) of the bearing press mounting machine, the structure of the press mounting main oil cylinder (6) is of a double-layer sleeve cylinder structure, a press mounting piston (62) and a positioning piston (63) are respectively arranged inside the press mounting main oil cylinder, the length of the positioning piston (63) is greater than that of the press mounting piston (62), the press mounting main oil cylinder body is extended out of the press mounting main oil cylinder (6), the extended length is the same as that of the press mounting sleeve (5), and.
8. An intelligent bearing press-fitting device according to claim 1, wherein: wheel pair elevating system (7), it is installed on bearing press mounting main frame (4) lower part box base, lift cylinder (71) is installed to its lower part, lift height adjusting device (72) are installed to the cylinder body both sides of lift cylinder (71), lift height adjusting device (72) promote the lifting height that the sizing block of co-altitude adjusted wheel pair elevating system (7) by the cylinder, V type wheel is installed on wheel pair elevating system (7) upper portion and is organized axletree supporting mechanism (73), V type wheel supports the wheel pair axletree body to axletree supporting mechanism (73), and raise the wheel pair to corresponding height, accomplish bearing press mounting work.
9. An intelligent bearing press-fitting device according to claim 1, wherein: the bearing rotation detection mechanism (8) is arranged at a press-fitting head part of a press-fitting main oil cylinder (6) and is of a plate-turning type structure, the front end of a positioning turning plate (81) is a hard rubber wheel (82), the hard rubber wheel (82) is connected with a rear speed reduction motor (83), a driving cylinder (84) is arranged on the upper part of the positioning turning plate (81), in the bearing press-fitting process, the driving cylinder (84) on the upper part of the bearing rotation detection mechanism (8) acts to push the positioning turning plate (81) to drive the hard rubber wheel (82) to be pressed on a bearing outer ring, and the speed reduction motor (83) rotates to drive the bearing outer ring to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910747008.7A CN112743317A (en) | 2019-10-29 | 2019-10-29 | Intelligent bearing press-fitting equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910747008.7A CN112743317A (en) | 2019-10-29 | 2019-10-29 | Intelligent bearing press-fitting equipment |
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| Publication Number | Publication Date |
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| CN112743317A true CN112743317A (en) | 2021-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910747008.7A Pending CN112743317A (en) | 2019-10-29 | 2019-10-29 | Intelligent bearing press-fitting equipment |
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| CN (1) | CN112743317A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114083263A (en) * | 2021-11-29 | 2022-02-25 | 四川国软科技集团有限公司 | Press-fitting device and method for bearing assembly |
-
2019
- 2019-10-29 CN CN201910747008.7A patent/CN112743317A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114083263A (en) * | 2021-11-29 | 2022-02-25 | 四川国软科技集团有限公司 | Press-fitting device and method for bearing assembly |
| CN114083263B (en) * | 2021-11-29 | 2023-05-12 | 四川国软科技集团有限公司 | Press mounting device and method for bearing assembly |
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Application publication date: 20210504 |