CN112338498A - Comprehensive bearing press-mounting machine - Google Patents
Comprehensive bearing press-mounting machine Download PDFInfo
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- CN112338498A CN112338498A CN201910747006.8A CN201910747006A CN112338498A CN 112338498 A CN112338498 A CN 112338498A CN 201910747006 A CN201910747006 A CN 201910747006A CN 112338498 A CN112338498 A CN 112338498A
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- bearing
- press
- fitting
- mounting
- oil cylinder
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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
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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
-
- 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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Abstract
The invention discloses a comprehensive bearing press-mounting machine which comprises a bearing feeding line (1), an intermediate spacer centering mechanism (2), a bearing press-mounting machine main frame (3), a press-mounting main oil cylinder (4), a press-mounting sleeve (5), a wheel pair lifting mechanism (6) and a bearing rotation detection mechanism (7).
Description
Technical Field
The invention relates to the technical field of railway vehicle maintenance, in particular to a press mounting device for a wheel set bearing of a railway vehicle.
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 press-assembling cylinder outside, the cover that draws on the positioning cylinder in the press-assembling machine needed artifical manual change, and this cover that draws was the bolt fastening structure, artifical dismantlement was wasted time and energy, simultaneously because the well centre circle of bearing inside can not fix a position, so need artifically carry out well centre circle manual positioning in the press-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
Problem (A)
In conclusion, how to solve the problems of automation degree, labor intensity and easy accident of the railway vehicle bearing maintenance becomes a problem to be solved urgently by the technical personnel in the field
To achieve the above purpose, the invention provides the following scheme:
the utility model provides a comprehensive bearing press-mounting machine, which comprises a bearing feeding line (1), a middle spacer centering mechanism (2), a bearing press-mounting machine main frame (3), a press-mounting main oil cylinder (4), a press-mounting sleeve (5), a wheel pair lifting mechanism (6) and a bearing rotation detection mechanism (7);
preferably, the bearing feeding line (1) is positioned at the right feeding end of the bearing press-fitting machine, the structure of the bearing feeding line is groove-shaped, the width of the bearing feeding line is slightly larger than that of an outer ring of the bearing, and a bearing to be pressed can roll forwards along the groove to reach a station of the middle spacer centering mechanism (2).
Preferably, the middle spacer centering mechanism (2) is located between a main frame (3) of the bearing press-fitting machine and a 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) extends 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 erected on the upper portion of the three-jaw middle spacer centering device (23), three centering claws of the middle spacer centering device (23) extend upwards and extend into the upright bearing, and the centering device (23) stretches out the center of the middle spacer inside the bearing to coincide with the center of.
Preferably, bearing press mounting machine main frame (3), its right side is well spacer centering mechanism (2), and it adopts planer-type crossbeam structure, and its both sides stand is steel sheet welding box structure, and the inside pressure equipment master cylinder (4) of respectively installing of both sides stand, and the lower part is steel sheet welded box base.
Preferably, pressure equipment master cylinder (4), it is total two, install respectively inside bearing press mounting machine main frame (3) both sides stand, master cylinder body (41) are connected with the box base of bearing press mounting machine main frame (3), pressure equipment master cylinder (4) its structure is double-deck cover jar structure, its inside pressure equipment piston (42) and locating piston (43) of being respectively, locating piston (43) body length is greater than pressure equipment piston (42) and stretches out pressure equipment master cylinder (4) cylinder body outside, it stretches out length and pressure equipment cover (5) length the same, be used for the bearing of area pressure equipment cover (5) of location.
Preferably, the press-fitting sleeve (5) is placed on one side of a discharge direction (or a feeding direction) of an upright column of a main frame (3) of the bearing press-fitting machine, 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 a middle partition ring centered completely in the bearing press-fitting process, and is integrally sleeved on a positioning piston (43) inside the press-fitting main oil cylinder (4) together with the bearing, so that the inner middle partition ring of the bearing is prevented from falling off and damaging the axial diameter end face of an axle in the press-fitting process.
Preferably, the wheel pair lifting mechanism (6) is installed on a box-type base at the lower part of a main frame (3) of the bearing press-fitting machine, a lifting oil cylinder (61) is installed at the lower part of the wheel pair lifting mechanism, lifting height adjusting devices (62) are installed on two sides of a cylinder body of the lifting oil cylinder (61), the lifting height adjusting devices (62) are used for adjusting the lifting height of the wheel pair lifting mechanism (6) by pushing sizing blocks with different heights through an air cylinder, a V-shaped wheel pair axle supporting mechanism (63) is installed on the upper part of the wheel pair lifting mechanism (6), the V-shaped wheel pair axle supporting mechanism (63) supports an axle body of the wheel pair, the wheel pair is lifted to.
Preferably, the bearing rotation detection mechanism (7) is installed at a press-fitting head of the press-fitting main oil cylinder (4) and is of a plate-turning structure, a hard rubber wheel (72) is arranged at the front end of the positioning plate-turning (71), the hard rubber wheel (72) is connected with a rear speed reduction motor (73), a driving cylinder (74) is installed at the upper part of the positioning plate-turning (71), in the bearing press-fitting process, the driving cylinder (74) at the upper part of the bearing rotation detection mechanism (7) acts to push the positioning plate-turning (71) to drive the hard rubber wheel (72) to be pressed on the bearing outer ring, and the speed reduction motor (73) 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 a comprehensive bearing press-mounting machine, which solves the problems in the prior art, can realize the quick positioning and press-mounting work of a wheel set bearing of a railway vehicle, has the functions of automatically positioning an intermediate spacer, automatically press-mounting the bearing, automatically rotating the bearing and detecting whether the bearing is clamped or not in the press-mounting process, and the like, has high automation degree, avoids the danger of operation of workers, and improves the press-mounting efficiency of the wheel set bearing 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 and side view of the integrated bearing press of the present invention;
FIG. 2 is an enlarged partial top view of the mid-septum ring centering mechanism (2);
FIG. 3 is a side view of the press-fitting master cylinder (4);
FIG. 4 is a 45 degree top view of the wheelset lifting mechanism (6);
fig. 5 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, an intermediate spacer centering mechanism 2, a bearing press-mounting machine main frame 3, a press-mounting main oil cylinder 4, a press-mounting sleeve 5, a wheel set 6 lifting mechanism 7 and a bearing rotation detection mechanism 7.
21-a turnover oil cylinder, 22-L-shaped turning plates and 23-a three-jaw type middle partition ring centering device (23);
41-a main oil cylinder body, 42-a press-fitting piston and 43-a positioning piston;
61-a lifting oil cylinder, 62-a lifting height adjusting device and a 63-V-shaped wheel pair axle supporting mechanism;
71-a positioning turning plate, 72-a hard rubber wheel, 73-a speed reducing motor and 74-a driving cylinder;
Detailed Description
The technical solutions in the embodiments of the present invention will be further clearly and completely described below with reference to the drawings in the embodiments of the present invention, the following embodiments are used to illustrate the present invention, but should not be used to limit the scope of the present invention, and all other embodiments obtained by a person of ordinary skill in the art without any creative work based on the embodiments of the present invention belong to the protection scope of the present invention.
The invention aims to provide a comprehensive bearing press-mounting machine, which aims to solve the problem of comprehensive press-mounting 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 a comprehensive bearing press-fitting machine, as shown in fig. 1, a bearing feeding line (1) is positioned at a right feeding end of the bearing press-fitting machine, the structure of the bearing feeding line is 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 can roll forwards along the groove and reach a station of a middle spacer centering mechanism (2); the middle spacer centering mechanism (2) is positioned in the middle of a bearing press-mounting machine host frame (3) 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 middle spacer centering device (23) extend upwards and extend into the upright bearing, and the centering device (23) stretches out to enable the center of the middle spacer in the bearing to coincide with; the bearing press-mounting machine comprises a main machine frame (3), wherein the right side of the main machine frame is provided with a middle partition ring centering mechanism (2) which adopts a gantry type cross beam structure, stand columns on two sides of the main machine frame are of steel plate welding box type structures, a press-mounting main oil cylinder (4) is respectively arranged in the stand columns on the two sides, and the lower part of the press-mounting main machine frame is provided with a steel plate welding box type; the two press-fitting main oil cylinders (4) are respectively arranged in upright posts on two sides of a main frame (3) of the bearing press-fitting machine, a main oil cylinder body (41) is connected with a box-type base of the main frame (3) of the bearing press-fitting machine, the press-fitting main oil cylinder (4) is of a double-layer sleeve cylinder structure, a press-fitting piston (42) and a positioning piston (43) are respectively arranged in the press-fitting main oil cylinder (4), the length of the positioning piston (43) is greater than that of the press-fitting piston (42), the position of the positioning piston is extended out of the main cylinder body of the press-fitting main oil cylinder (4), and the extended length of the positioning piston is the same as that; the press-fitting sleeve (5) is placed on one side of a discharging direction (or a feeding direction) of an upright column of a main frame (3) of the bearing press-fitting machine, is of a sleeve type structure, is divided into three types according to the type of the current bearing, is divided into two types, is placed inside a bearing with a middle partition ring centered completely in the bearing press-fitting process, and is integrally sleeved on a positioning piston (43) inside a press-fitting main oil cylinder (4) together with the bearing, so that the middle partition ring inside the bearing is prevented from falling off and crushing the end surface of the axle diameter of an axle in the press-fitting process; the wheel set lifting mechanism (6) is arranged on a box-type base at the lower part of a main frame (3) of the bearing press-fitting machine, a lifting oil cylinder (61) is arranged at the lower part of the wheel set lifting mechanism, lifting height adjusting devices (62) are arranged at two sides of a cylinder body of the lifting oil cylinder (61), the lifting height adjusting devices (62) adjust the lifting height of the wheel set lifting mechanism (6) by pushing sizing blocks with different heights through an air cylinder, a V-shaped wheel pair axle supporting mechanism (63) is arranged at the upper part of the wheel set lifting mechanism (6), the V-shaped wheel pair axle supporting mechanism (63) supports an axle body of a wheel set, the wheel set is lifted to a corresponding; the bearing rotation detection mechanism (7) is arranged at a press-fitting head part of the press-fitting main oil cylinder (4) and is of a plate-turning type structure, the front end of a positioning turning plate (71) is provided with a hard rubber wheel (72), the hard rubber wheel (72) is connected with a rear speed reduction motor (73), a driving cylinder (74) is arranged on the upper part of the positioning turning plate (71), in the bearing press-fitting process, the driving cylinder (74) on the upper part of the bearing rotation detection mechanism (7) acts to push the turning plate (71) to drive the hard rubber wheel (72) to be pressed on a bearing outer ring, and the speed reduction motor (73) rotates to drive the bearing outer ring to rotate.
The invention provides a comprehensive bearing press-mounting machine which realizes the specific press-mounting process of a railway vehicle wheel pair bearing in the press-mounting process of the railway vehicle wheel pair bearing as follows:
when a press-fitting bearing rolls to a feeding station of the middle spacer centering mechanism (2) along a bearing feeding line (1), the middle spacer centering mechanism (2) turns over the bearing and centers the middle spacer, an operator takes down the press-fitting sleeve (5) from the press-fitting main oil cylinder (4) and places the press-fitting sleeve into the bearing, then the bearing and the press-fitting sleeve (5) are sleeved on the press-fitting main oil cylinder (4), the wheel set lifting mechanism (6) lifts the wheel set to be pressed to a response height, the press-fitting main oil cylinder (4) moves forwards to push the bearing to be pressed onto the axle diameter of the wheel set, and the bearing rotation detection mechanism (7) drives the bearing outer ring to rotate and simultaneously detects whether the bearing is clamped or not in the press-fitting process, so that the press-fitting work of the bearing is completed.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those skilled in the art, and the embodiments were chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (8)
1. A comprehensive bearing press-mounting machine comprises a bearing feeding line (1), an intermediate spacer centering mechanism (2), a bearing press-mounting machine main frame (3), a press-mounting main oil cylinder (4), a press-mounting sleeve (5), a wheel set lifting mechanism (6) and a bearing rotation detection mechanism (7).
2. The integrated bearing press-fitting machine 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, and has a width slightly larger than that of the outer ring of the bearing, so that the bearing to be pressed can roll forwards along the groove and reach the station of the middle spacer centering mechanism (2).
3. The integrated bearing press-fitting machine according to claim 1, wherein: the middle spacer centering mechanism (2) is located in the middle of a bearing press-fitting machine host frame (3) and a bearing feeding line (1), bears 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 bearing press-fitting machine host frame, 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 erected on the upper portion of a three-jaw middle spacer centering device (23), three centering claws of the middle spacer centering device (23) stretch out upwards and stretch into the upright bearing, and the centering device (23) stretches out the center of a middle spacer inside the bearing.
4. The integrated bearing press-fitting machine according to claim 1, wherein: the bearing press-mounting machine is characterized in that a main frame (3) of the bearing press-mounting machine is provided with a middle partition ring centering mechanism (2) on the right side, the middle partition ring centering mechanism adopts a gantry type cross beam structure, stand columns on two sides of the bearing press-mounting machine are of a steel plate welding box type structure, a press-mounting main oil cylinder (4) is respectively arranged inside the stand columns on the two sides, and the lower portion of the press-.
5. The integrated bearing press-fitting machine according to claim 1, wherein: pressure equipment master cylinder (4), it is total two, install respectively inside bearing press mounting machine main frame (3) both sides stand, master cylinder body (41) are connected with the box base of bearing press mounting machine main frame (3), its structure of pressure equipment master cylinder (4) is double-deck cover jar structure, its inside pressure equipment piston (42) and locating piston (43) of being respectively, locating piston (43) body length is greater than pressure equipment piston (42) and stretches out pressure equipment master cylinder (4) cylinder body outside, it stretches out length and pressure equipment cover (5) length the same, be used for the bearing of location area pressure equipment cover (5).
6. The integrated bearing press-fitting machine according to claim 1, wherein: the press-fitting sleeve (5) is placed on one side of a discharging direction (or a feeding direction) of a stand column of a main frame (3) of the bearing press-fitting machine and is of a sleeve type structure, the outer diameter of the press-fitting sleeve is divided into three types according to the current bearing model, each type of the press-fitting sleeve is two, the press-fitting sleeve is placed inside a bearing with a middle partition ring centered and finished in the press-fitting process of the bearing, and the press-fitting sleeve and the bearing are integrally sleeved on a positioning piston (43) inside a press-fitting main oil cylinder (4), so that the inner middle partition ring of the bearing is prevented from falling and damaging the axial diameter.
7. The integrated bearing press-fitting machine according to claim 1, wherein: wheel pair elevating system (6), it is installed on the box base of bearing press mounting main frame (3) lower part, lift cylinder (61) is installed to its lower part, lift height adjusting device (62) are installed to the cylinder body both sides of lift cylinder (61), lift height adjusting device (62) promote the sizing block of co-altitude not by the cylinder and adjust wheel pair elevating system (6) rise height, V type wheel is installed on wheel pair elevating system (6) upper portion and is organized (63) to axletree supporting mechanism, V type wheel supports the wheel pair axletree body to axletree supporting mechanism (63), rise the wheel pair to corresponding height, accomplish the bearing press mounting.
8. The integrated bearing press-fitting machine according to claim 1, wherein: the bearing rotation detection mechanism (7) is arranged at a press-fitting head part of the press-fitting main oil cylinder (4) and is of a plate-turning type structure, the front end of a positioning turning plate (71) is provided with a hard rubber wheel (72), the hard rubber wheel (72) is connected with a rear speed reduction motor (73), a driving cylinder (74) is arranged on the upper part of the positioning turning plate (71), in the bearing press-fitting process, the driving cylinder (74) on the upper part of the bearing rotation detection mechanism (7) acts to push the positioning turning plate (71) to drive the hard rubber wheel (72) to be pressed on a bearing outer ring, and the speed reduction motor (73) rotates to drive the bearing outer ring to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910747006.8A CN112338498A (en) | 2019-08-09 | 2019-08-09 | Comprehensive bearing press-mounting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910747006.8A CN112338498A (en) | 2019-08-09 | 2019-08-09 | Comprehensive bearing press-mounting machine |
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| Publication Number | Publication Date |
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| CN112338498A true CN112338498A (en) | 2021-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910747006.8A Pending CN112338498A (en) | 2019-08-09 | 2019-08-09 | Comprehensive bearing press-mounting machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117961495A (en) * | 2024-04-01 | 2024-05-03 | 济南雷圣自动化技术有限公司 | Automatic change train wheel pair bearing press-fit production line |
-
2019
- 2019-08-09 CN CN201910747006.8A patent/CN112338498A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117961495A (en) * | 2024-04-01 | 2024-05-03 | 济南雷圣自动化技术有限公司 | Automatic change train wheel pair bearing press-fit production line |
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