CN118111368A - Axle bearing press-fitting in-place detection and clearance measurement equipment - Google Patents
Axle bearing press-fitting in-place detection and clearance measurement equipment Download PDFInfo
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- CN118111368A CN118111368A CN202410353750.0A CN202410353750A CN118111368A CN 118111368 A CN118111368 A CN 118111368A CN 202410353750 A CN202410353750 A CN 202410353750A CN 118111368 A CN118111368 A CN 118111368A
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- 238000005259 measurement Methods 0.000 title claims abstract description 46
- 238000001514 detection method Methods 0.000 title claims abstract description 45
- 230000007246 mechanism Effects 0.000 claims abstract description 92
- 238000006073 displacement reaction Methods 0.000 claims description 45
- 230000000903 blocking effect Effects 0.000 claims description 3
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Abstract
The invention discloses axle bearing press-fit in-place detection and clearance measurement equipment, which comprises a frame body (1), a lifting mechanism (2), a push-stop mechanism (3), a centering mechanism (4), a clearance measurement mechanism (5), a reference lifting mechanism (6) and an axle end measurement mechanism (7); the equipment can realize automatic operation completion of a detection process, reduces errors generated in manual measurement of numerical values, improves measurement accuracy, solves the problem of overlarge labor intensity in the manual measurement process, reduces potential safety hazards in the measurement process, lays a foundation for unmanned operation of wheel axle bearing press mounting of railway vehicles, improves maintenance efficiency, improves maintenance quality, and is important equipment in the railway vehicle maintenance process.
Description
Technical Field
The invention belongs to the technical field of railway vehicle overhaul, and particularly relates to bearing press-fit in-place detection and play measurement equipment.
Background
In the process of overhauling a railway vehicle wheel axle, bearings are needed to be pressed at two ends of the overhauled wheel pair, the pressed bearings must meet the qualification standard in bearing clearance and installation size, a measuring tool is needed to be used for measuring the pressed bearings on site manually, whether the pressed bearings are qualified or not is judged manually according to recorded measuring data, and due to the fact that the number of overhauled wheel axles is large, the working strength is large, and under the condition of numerical errors and the like, the risk of error detection and detection easily occurs, so that the problems of low overhauling quality and low overhauling efficiency of the wheel axle are caused, and the equipment for detecting and measuring the in-place pressed bearings of the wheel axle is equipment capable of automatically measuring the clearance and the in-place pressed size of the wheel axle bearings.
Disclosure of Invention
The invention aims to provide the wheel axle bearing press-fit in-place detection and play measurement equipment which can reduce potential safety hazards existing in the process of overhauling a car body, reduce the labor intensity of operators and improve the detection precision at the same time, so as to solve the problems existing in the prior art, thereby reducing the labor intensity of operators and improving the overhauling efficiency and the overhauling quality of the equipment.
In order to achieve the above object, the present invention provides the following solutions:
The device for detecting the in-place press-fitting of the wheel axle bearing and measuring the clearance is characterized in that the whole device consists of a frame body (1), a lifting mechanism (2), a push-stop wheel mechanism (3), a centering mechanism (4), a clearance measuring mechanism (5), a reference lifting mechanism (6) and a shaft end measuring mechanism (7); the frame body (1) is fixed in a foundation pit through foundation bolts and consists of an upright post (11), a lower base (12) and an upper cross beam (13); a stand column (11) of the frame body (1) is provided with a clearance measuring mechanism (5) and a reference lifting mechanism (6), a lower base (12) of the frame body (1) is provided with a wheel set lifting device (2) and a push-stop wheel device (3), a centering mechanism (4) is arranged in the stand column (11), and the centering mechanism (4), the clearance measuring mechanism (5), the reference lifting mechanism (6) and the shaft end measuring mechanism (7) are symmetrically arranged by taking the shaft center of the frame body (1) as the center.
Preferably, the wheel axle bearing press-fit in-place detection and play measurement device is characterized in that the lifting mechanism (2) consists of a lifting seat (21), a guide post (22), a limit pad (23), a tugboat roller frame (24) and a lifting oil cylinder (25); the lifting seat (21) is arranged on the lower base (12) in the middle, the lifting oil cylinders (25) are fixed on the lifting seat (21), the two guide columns (22) are respectively arranged on two sides of the lifting oil cylinders (25), the limiting pads (23) are arranged at the bottoms of the guide columns (22) to limit the lifting stroke, and the tugboat roller frame (24) is connected with the guide columns (22) through the lifting oil cylinders (25).
Preferably, the wheel axle bearing press-fit in-place detection and play measurement device is characterized in that the push-block wheel mechanism (3) consists of a guide rail (31), a push-block wheel plate (32), a swing pin shaft (33) and a push-block wheel oil cylinder (34); the push wheel plate (32) is connected with the guide rail (31) through the swing pin shaft (33), the push wheel oil cylinder (34) is arranged on the guide rail (31), and the head of the push wheel oil cylinder (34) is connected with the push wheel plate (32).
Preferably, the wheel axle bearing press-fit in-place detection and play measurement device is characterized in that the centering mechanism (4) consists of a centering center seat (41), a centering sliding rail (42), a centering guide rod (43), a centering connecting rod (44), a center turntable (45) and a centering oil cylinder (46); the center rest (41) is respectively arranged in the upright posts (11) at two sides of the frame body (1) through the centering slide rail (42), and the center lines of the center rest (41) at two sides are the same horizontal straight line; center seat (41), centering slide rail (42), centering guide arm (43), centering hydro-cylinder (46) have two sets altogether, are fixed in respectively on stand (11), are connected with center seat (41) of both sides, center carousel (45) install in lower base (12) central point put, a centering connecting rod (44) are respectively connected to both sides, centering connecting rod (44) of both sides are connected with centering guide arm (43) of both sides respectively, center carousel (45) can guarantee center seat (41) horizontal movement synchronization of equipment both sides, guarantee centering mechanism (4) effectual treat the measurement shaft and center. The centering center seat (41) consists of a base (411), a center (412), a center shaft (413) and a baffle cover (414); the tip (412) is arranged in a shaft hole of the tip shaft (413), a spring is arranged in the shaft hole of the tip shaft (413), the blocking cover (414) is arranged on the shaft end face of the tip shaft (413) and used for preventing the tip (412) from separating from the tip shaft (413), the tip shaft (413) is arranged on the shaft hole of the base (411), and the tail end of the tip shaft (413) extends out of the shaft hole of the other surface of the base (411) and is fixed by a round nut.
Preferably, the wheel axle bearing press-fitting in-place detection and play measurement device is characterized in that the play measurement mechanism (5) consists of a fixed sliding rail plate (51), a lifting sliding rail platform (52), a lifting cylinder (53), a left station cylinder (54), a right station platform (55), a front cylinder (56), a rear cylinder (56), a tension pressure sensor (57), a clamping platform (58), a clamping block (59), a clamping cam (510), a clamping cylinder (511), a displacement cylinder (512), a linear displacement sensor (513), a swing arm cylinder (514) and a reference swing arm (515); the fixed slide rail plate (51) is arranged on the inner side surface of the upright post (11), the position of the fixed slide rail plate is close to the upper cross beam (13), the lifting slide rail platform (52) is connected with the fixed slide rail plate (51) through a linear slide rail, the cylinder shaft head of the lifting cylinder (53) is connected with the lifting slide rail platform (52), the cylinder base of the lifting cylinder (53) is connected with the fixed slide rail plate (51), the cylinder base of the left and right station cylinder (54) is connected with the upper surface of the lifting slide rail platform (52), the left and right station platform (55) is connected with the lower surface of the lifting slide rail platform (52) through a linear slide rail, the left and right station platform (55) is connected with the cylinder shaft head of the left and right station cylinder (54), the cylinder base of the front and rear cylinder (56) is connected with the bottom plane of the left and right station platform (55), the tension pressure sensor (57) is connected with the cylinder head of the front and rear cylinder (56) at one end, the other end of the tension sensor is connected with the upper surface of the clamping platform (58), the clamping platform (58) is connected with the linear slide rail, the lower surface of the clamping platform is connected with the cylinder base (511), the clamping platform (511) is hinged with the cylinder head of the cylinder (511), the clamping shaft (59) is hinged with the clamping platform (59) and the clamping shaft (510), the inner side surface of the clamping block is tangent to the cam surface of the clamping cam (510), the clamping block (59), the clamping cam (510) and the clamping air cylinders (511) are two, the clamping block, the clamping cam and the clamping air cylinders are respectively arranged on two sides below the clamping platform (58), an air cylinder seat of the displacement air cylinder (512) is arranged in the middle below the clamping platform (58), a linear displacement sensor (513) is arranged on the air cylinder rod head of the displacement air cylinder (512), a swing arm air cylinder (514) is arranged on the inner side of the clamping surface of the clamping platform (58), and a reference swing arm (515) is arranged on the air cylinder rod head of the swing arm air cylinder (64).
Preferably, the wheel axle bearing press-fit in-place detection and play measurement device is characterized by comprising a reference lifting mechanism (6) and a reference calibration mechanism, wherein the reference lifting mechanism consists of a reference lifting cylinder (61), a reference mounting plate (62), a reference lifting platform (63), a reference plate (64) and a reference calibration cylinder (65); the cylinder shaft head of the reference lifting cylinder (61) is connected with the reference lifting platform (63), the side surface of the reference lifting cylinder is connected with the reference mounting plate (62) through a linear sliding rail, the reference mounting plate (62) is mounted on the inner side surface of the upright post (11) and is close to the lower base (12), the cylinder seat of the reference calibration cylinder (65) is mounted on the reference lifting platform (63), the reference plate (64) is connected with the cylinder shaft head of the reference calibration cylinder (65), and the reference plate is connected with the upper surface of the reference lifting platform (63) through the linear sliding rail.
Preferably, the axle bearing press-fit in-place detection and play measurement device is characterized in that the axle end measurement mechanism (7) consists of an axle end measurement mounting plate (71), an axle type switching cylinder (72), a cylinder frame (73), a displacement sensor (74), an axle end measurement displacement cylinder (75) and a detection plate (76); the shaft end measuring and mounting plate (71) is mounted on the end face of the centering center seat (41), shaft type switching cylinders (72) are mounted on two sides of the shaft end measuring and mounting plate respectively, a cylinder frame (73) is mounted on the shaft type switching cylinders (72), a displacement sensor (74) is mounted on the cylinder frame (73), a shaft end measuring and displacement cylinder (75) is mounted on the side face of the cylinder frame (73), a detection plate (76) is mounted on the shaft end of the shaft end measuring and displacement cylinder (75), and a detection rod of the displacement sensor (74) abuts against the back face of the detection plate (76).
Compared with the prior art, the invention has the following beneficial technical effects: :
1. the automatic degree is high, the applicability is strong, and the positioning is accurate.
2. The double-shaft type of the play measuring mechanism is switched, and the detection shaft type is two.
3. The wheel axle bearing is pressed in-place to be detected and the clearance is measured without unmanned operation.
4. The overhaul efficiency is improved, and the overhaul quality is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the drawings that are needed in the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a front view of an axle bearing press-fit in place detection and lash measurement apparatus;
FIG. 2 is a diagram of an axle bearing press-fit in place detection and lash measurement apparatus;
FIG. 3 is an oblique view of a wheel axle bearing press-fit in place detection and lash measurement device housing;
FIG. 4 is a front view of the lifting mechanism of the wheel axle bearing press-fit in-place detection and play measurement device;
FIG. 5 is an oblique view of a push-stop mechanism of the wheel axle bearing press-fit in place detection and lash measurement device;
FIG. 6 is a front view of the centering mechanism of the axle bearing press-fit in place detection and lash measurement device;
FIG. 7 is a view of the center point seat plane of the axle bearing press fit in place detection and lash measurement device;
FIG. 8 is a schematic view of the motion structure of the play measuring mechanism of the wheel axle bearing press-fit in place detecting and play measuring device;
FIG. 9 is a schematic view of a measuring structure of a play measuring mechanism of a play measuring device for detecting the press-fit of an axle bearing in place;
FIG. 10 is a front view of the wheel axle bearing press-fit in-place detection and lash measurement device reference lift mechanism;
FIG. 11 is a front view of the axle end measurement mechanism of the axle bearing press-fit in place detection and lash measurement apparatus;
The marks in the figure: 1-frame body, 2-lifting mechanism, 3-pushing wheel mechanism, 4-centering mechanism, 5-clearance measuring mechanism, 6-standard lifting mechanism, 7-axle end measuring mechanism, 11-upright post, 12 lower base, 13-upper beam, 21-lifting base, 22-guide post, 23-limit pad, 24-tug roller frame, 25-lifting cylinder, 31-guide rail, 32-pushing wheel plate, 33-swinging pin, 34-pushing wheel cylinder, 41-centering center seat, 42-centering slide rail, 43-centering guide rod, 44-centering connecting rod, 46-center turntable, 47-centering cylinder, 51-fixed slide rail plate, 52-lifting slide rail platform, 53-lifting cylinder, 54-left and right station cylinder, 55-left and right station platform, 56-front and back cylinder, 57-tension pressure sensor, 58-clamping platform, 59-clamping block, 510-clamping cam, 511-clamping cylinder, 512-displacement cylinder, 513-linear displacement sensor, 514-swing arm cylinder, 515-reference axle end, 61-lifting link, 46-center turntable, 47-centering cylinder, 47-lifting cylinder, 51-fixed slide rail plate, 52-lifting cylinder, 55-left and 75-left and right station platform, 55-left and 12-right station platform, 56-and 56-left and/right station platform.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Please refer to fig. 1 and 2: the invention relates to a device for detecting in-place press-fitting of a wheel axle bearing and measuring play, which is characterized in that the whole machine consists of a frame body (1), a lifting mechanism (2), a push-stop wheel mechanism (3), a centering mechanism (4), a play measuring mechanism (5), a reference lifting mechanism (6) and a shaft end measuring mechanism (7); the frame body (1) is fixed in a foundation pit through foundation bolts and consists of an upright post (11), a lower base (12) and an upper cross beam (13); the inner side surfaces of the upright posts (11) on two sides of the frame body (1) are respectively provided with a clearance measuring mechanism (5) and a reference lifting mechanism (6), the clearance measuring mechanism (5) is close to the upper cross beam (13) above, the reference lifting mechanism (6) is close to the lower base (12) below, the wheel set lifting device (2) and the push-stop wheel device (3) are arranged at the center of the lower base (12) of the frame body (1), the centering mechanisms (4) are arranged in the two upright posts (11), and the centering mechanisms (4), the clearance measuring mechanisms (5), the reference lifting mechanisms (6) and the shaft end measuring mechanisms (7) are symmetrically arranged by taking the axle center of the frame body (1) as the center.
Please refer to fig. 3: the frame body (1) consists of an upright post (11), a lower base (12) and an upper cross beam (13); the stand columns (11) are respectively arranged at two sides of the measuring machine and are connected with the bottom lower base 11 and the top upper cross beam (13).
Please refer to fig. 4: the lifting mechanism (2) consists of a lifting seat (21), a guide column (22), a limiting pad (23), a tugboat roller frame (24) and a lifting oil cylinder (25); the lifting seat (21) is centrally arranged on the lower base (12), the lifting oil cylinders (25) are fixed on the lifting seat (21), the two guide posts (22) are respectively arranged on two sides of the lifting oil cylinders (25), the limiting pads (23) are arranged at the bottoms of the guide posts (22) and limit the lifting travel, the dragging wheel roller frame (24) is connected with the guide posts (22) through the lifting oil cylinders (25), when a wheel shaft enters a station, the lifting oil cylinders (25) extend out of the oil cylinder rods to drive the dragging wheel roller frame (24) to lift the wheel shaft to the centering position of the centering mechanism (4), and when the wheel shaft measurement is completed, the center (412) of the centering mechanism (4) drops off the wheel shaft contact surface, the lifting oil cylinders (25) retract the oil cylinder rods to drive the dragging wheel roller frame (24) to lift the wheel shaft to descend, and the wheel shaft is placed on the guide rail (31).
Please refer to fig. 5: the push-type gear mechanism (3) consists of a guide rail (31), a push-type gear plate (32), a swing pin shaft (33) and a push-type gear oil cylinder (34); the push wheel plate (32) is connected with the guide rail (31) through the swing pin shaft (33), the push wheel oil cylinder (34) is installed on the guide rail (31), the head of the push wheel oil cylinder (34) is connected with the push wheel plate (32), when the oil cylinder rod of the push wheel oil cylinder (34) stretches out, the push wheel plate (32) rotates clockwise, the short side of the push wheel plate (32) stretches out, the push wheel mechanism (3) can block a wheel shaft passing through the guide rail (31), and when the oil cylinder rod of the push wheel oil cylinder (34) is retracted, the push wheel plate (32) rotates anticlockwise, the long side of the push wheel plate (32) stretches out, and the push wheel mechanism (3) can push out the wheel shaft on a station of the guide rail (31).
Please refer to fig. 6: the centering mechanism (4) consists of a centering center seat (41), a centering sliding rail (42), a centering guide rod (43), a centering connecting rod (44), a center turntable (45) and a centering oil cylinder (46); the centering center seat (41) is respectively installed in the upright posts (11) on two sides of the frame body (1) through the centering sliding rail (42), the center lines of the centering center seats (41) on two sides are the same horizontal straight line, the centering center seat (41), the centering sliding rail (42), the centering guide rod (43) and the centering oil cylinder (46) are two sets in total and are respectively fixed on the upright posts (11) and connected with the centering center seats (41) on two sides, the center turntable (45) is installed at the center position of the lower base (12), two sides are respectively connected with one centering connecting rod (44), the centering connecting rods (44) on two sides are respectively connected with the centering guide rods (43) on two sides, and when the lifting mechanism (2) lifts the wheel shaft to the centering height through the traction wheel roller frame (24), the centers (412) on two sides are inserted into the center holes at two ends of the wheel shaft under the driving of the middle oil cylinder (46), and the center turntable (45) is connected with the centering center seats (41) on two sides through the centering guide rods (43) and the centering connecting rods (44), so that the centering center turntable (41) on two sides can move synchronously.
Please refer to fig. 7: the centering center seat (41) consists of a base (411), a center (412), a center shaft (413) and a baffle cover (414); the tip (412) is arranged in a shaft hole of the tip shaft (413), a spring is arranged in the shaft hole of the tip shaft (413), the blocking cover (414) is arranged on the shaft end face of the tip shaft (413) and used for preventing the tip (412) from separating from the tip shaft (413), the tip shaft (413) is arranged on the shaft hole of the base (411), and the tail end of the tip shaft (413) extends out of the shaft hole of the other surface of the base (411) and is fixed by a round nut.
Please refer to fig. 8 and 9: the clearance measuring mechanism (5) consists of a fixed sliding rail plate (51), a lifting sliding rail platform (52), a lifting cylinder (53), a left station cylinder (54), a right station platform (55), a front cylinder and a rear cylinder (56), a tension pressure sensor (57), a clamping platform (58), a clamping block (59), a clamping cam (510), a clamping cylinder (511), a displacement cylinder (512), a linear displacement sensor (513), a swing arm cylinder (514) and a reference swing arm (515), wherein the fixed sliding rail plate (51) is arranged on the inner side surface of the upright post (11), the position is close to the upper cross beam (13), the lifting slide rail platform (52) is connected with the fixed slide rail plate (51) through a linear slide rail, the cylinder shaft head of the lifting cylinder (53) is connected with the lifting slide rail platform (52), the cylinder base of the lifting cylinder (53) is connected with the fixed slide rail plate (51), the cylinder base of the left and right station cylinder (54) is connected with the upper surface of the lifting slide rail platform (52), the left and right station platform (55) is connected with the lower surface of the lifting slide rail platform (52) through a linear slide rail, the left and right station platform (55) is connected with the cylinder shaft head of the left and right station cylinder (54), the cylinder seat of the front and rear cylinder (56) is connected with the bottom plane of the left and right station platforms (55), one end of the tension pressure sensor (57) is connected with the cylinder head of the front and rear cylinder (56), the other end of the tension pressure sensor is connected with the upper surface of the clamping platform (58), the clamping platform (58) is connected with the linear sliding rail, the lower plane of the clamping platform is connected with the cylinder base of the clamping cylinder (511), the cylinder shaft head of the clamping cylinder (511) is hinged with the clamping cam (510), the clamping block (59) is hinged with the protruding part below the clamping platform (58), the inner side surface of the tension pressure sensor is tangential to the cam surface of the clamping cam (510), the clamping block (59), the clamping cam (510) and the clamping cylinder (511) are two, which are respectively arranged on two sides below the clamping platform (58), the cylinder seat of the displacement cylinder (512) is arranged in the middle below the clamping platform (58), the linear displacement sensor (513) is arranged at the head part of the cylinder rod of the displacement cylinder (512), the swing arm cylinder (514) is arranged at the inner side of the clamping surface of the clamping platform (58), the head part of the cylinder rod of the swing arm cylinder (514) is provided with a reference swing arm (515), when the centering mechanism (4) finishes the centering of the wheel axle, the cylinder rods of the left and right station cylinders (54) extend or retract, the clamping platform (58) is driven to be switched to a shaft-type station needing clamping, then the lifting cylinder (53) extends out of the cylinder rod, the lifting slide rail platform is driven to descend, the reference edge on one side of the clamping platform (58) is close to the end face on one side of the outer hub of the bearing, then the clamping cylinder (511) extends out of the cylinder rod, the clamping block (59) is rotated to clamp the end face on the other side of the outer hub of the bearing, then the clamping work of the mechanism is completed, the cylinder rod is extended out of the displacement cylinder (512) to drive the linear displacement sensor (513) to move, the needle head of the linear displacement sensor is contacted with the outer side face of the hub, then the cylinder rods of the front cylinder and the rear cylinder (56) are respectively extended and retracted, the force in the front direction and the rear direction is respectively applied to the clamping platform (58), at this time, through the tension pressure sensor (57) and the linear displacement sensor (513), an operating system collects the force and displacement data related to the clearance measurement, after the measurement is finished, the linear displacement sensor (513) is retracted by the displacement cylinder (512), the clamping block (59) is loosened, the lifting slide rail platform is lifted, in addition, the reference surface of the reference swing arm (515) is used for calibrating the origin of the needle of the linear displacement sensor (513) regularly, and the reference swing arm (515) is retracted when not in use.
Please refer to fig. 10: the reference lifting mechanism (6) consists of a reference lifting cylinder (61), a reference mounting plate (62), a reference lifting platform (63), a reference plate (64) and a reference calibration cylinder (65); the reference mounting plate (62) is arranged on the inner side surface of the upright post (11) and is positioned close to the lower base (12), the reference mounting plate (62) is provided with a cylinder seat of a reference lifting cylinder (61), the cylinder shaft head of the reference lifting cylinder (61) is connected with a reference lifting platform (63), the side surface of the reference lifting platform (63) is connected with the reference mounting plate (62) through a linear slide rail, the cylinder seat of the reference calibration cylinder (65) is arranged on the reference lifting platform (63), the reference plate (64) is connected with the cylinder shaft head of the reference calibration cylinder (65), the reference plate (64) is connected with the upper surface of the reference lifting platform (63) through a linear slide rail, the mechanism is used for carrying out reference calibration by a displacement sensor (74) before the shaft end measuring mechanism (7) is used for measuring and pressing the position size, the cylinder rod is driven by the reference lifting cylinder (61) to extend the reference lifting platform (63) and then the cylinder rod of the reference calibration cylinder (65), the surface of the reference plate (64) is contacted with the reference lifting plate (414) and the reference calibration plate (64) is retracted by the reference lifting cylinder rod (64), the displacement sensor (74) is completed after the end surface of the reference plate (64) is contacted with the reference lifting plate (64) and the reference calibration plate (64) is retracted, and then lowered by the reference lifting platform.
Please refer to fig. 11: the shaft end measuring mechanism (7) consists of a shaft end measuring mounting plate (71), a shaft type switching cylinder (72), a cylinder frame (73), a displacement sensor (74), a shaft end measuring displacement cylinder (75) and a detection plate (76); the shaft end measuring and mounting plate (71) is mounted on the end face of the centering center seat (41), shaft type switching cylinders (72) are mounted on two sides of the shaft end measuring and mounting plate (71) respectively, a cylinder frame (73) is mounted on the shaft type switching cylinders (72), a displacement sensor (74) is mounted on the cylinder frame (73), a shaft end measuring and displacement cylinder (75) is mounted on the side face of the cylinder frame (73), a detection plate (76) is mounted on the shaft end head of the shaft end measuring and displacement cylinder (75), a detection rod of the displacement sensor (74) abuts against the back face of the detection plate (76), the shaft type switching cylinders (72) can drive the detection plate (76) to move, and accordingly the distance between the detection plates (76) on two sides is changed to adapt to two bearing types.
The principles and embodiments of the present invention have been described with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present invention; also, it is within the scope of the present invention to be modified by those of ordinary skill in the art in light of the present teachings. In summary, the present description should not be construed as limiting the invention.
Claims (7)
1. The device for detecting the in-place press-fitting of the wheel axle bearing and measuring the clearance is characterized in that the whole device consists of a frame body (1), a lifting mechanism (2), a push-stop wheel mechanism (3), a centering mechanism (4), a clearance measuring mechanism (5), a reference lifting mechanism (6) and a shaft end measuring mechanism (7); the frame body (1) is fixed in a foundation pit through foundation bolts and consists of an upright post (11), a lower base (12) and an upper cross beam (13); a stand column (11) of the frame body (1) is provided with a clearance measuring mechanism (5) and a reference lifting mechanism (6), a lower base (12) of the frame body (1) is provided with a wheel set lifting device (2) and a push-stop wheel device (3), a centering mechanism (4) is arranged in the stand column (11), and the centering mechanism (4), the clearance measuring mechanism (5), the reference lifting mechanism (6) and the shaft end measuring mechanism (7) are symmetrically arranged by taking the shaft center of the frame body (1) as the center.
2. The wheel axle bearing press-fit in-place detection and play measurement device according to claim 1, characterized in that the lifting mechanism (2) consists of a lifting seat (21), a guide post (22), a limit pad (23), a tugboat roller frame (24) and a lifting oil cylinder (25); the lifting seat (21) is arranged on the lower base (12) in the middle, the lifting oil cylinders (25) are fixed on the lifting seat (21), the two guide columns (22) are respectively arranged on two sides of the lifting oil cylinders (25), the limiting pads (23) are arranged at the bottoms of the guide columns (22) to limit the lifting stroke, and the tugboat roller frame (24) is connected with the guide columns (22) through the lifting oil cylinders (25).
3. The wheel axle bearing press-fit in-place detection and play measurement device according to claim 1, characterized in that the push-stop mechanism (3) consists of a guide rail (31), a push-wheel plate (32), a swing pin (33) and a push-wheel oil cylinder (34); the push wheel plate (32) is connected with the guide rail (31) through the swing pin shaft (33), the push wheel oil cylinder (34) is arranged on the guide rail (31), and the head of the push wheel oil cylinder (34) is connected with the push wheel plate (32).
4. The wheel axle bearing press-fit in-place detection and play measurement device according to claim 1, characterized in that the centering mechanism (4) consists of a centering center seat (41), a centering sliding rail (42), a centering guide rod (43), a centering connecting rod (44), a center turntable (45) and a centering oil cylinder (46); the center rest (41) is respectively arranged in the upright posts (11) at two sides of the frame body (1) through the centering slide rail (42), and the center lines of the center rest (41) at two sides are the same horizontal straight line; center seat (41), centering slide rail (42), centering guide arm (43), centering hydro-cylinder (46) have two sets altogether, are fixed in respectively on stand (11), are connected with center seat (41) of both sides, center carousel (45) install in lower base (12) central point put, a centering connecting rod (44) are respectively connected to both sides, centering connecting rod (44) of both sides are connected with centering guide arm (43) of both sides respectively, center carousel (45) can guarantee center seat (41) horizontal movement synchronization of equipment both sides, guarantee centering mechanism (4) effectual treat the measurement shaft and center. The centering center seat (41) consists of a base (411), a center (412), a center shaft (413) and a baffle cover (414); the tip (412) is arranged in a shaft hole of the tip shaft (413), a spring is arranged in the shaft hole of the tip shaft (413), the blocking cover (414) is arranged on the shaft end face of the tip shaft (413) and used for preventing the tip (412) from separating from the tip shaft (413), the tip shaft (413) is arranged on the shaft hole of the base (411), and the tail end of the tip shaft (413) extends out of the shaft hole of the other surface of the base (411) and is fixed by a round nut.
5. The wheel axle bearing press-fit in-place detection and play measurement device according to claim 1, characterized in that the play measurement mechanism (5) consists of a fixed slide rail plate (51), a lifting slide rail platform (52), a lifting cylinder (53), a left and right station cylinder (54), a left and right station platform (55), a front and rear cylinder (56), a tension pressure sensor (57), a clamping platform (58), a clamping block (59), a clamping cam (510), a clamping cylinder (511), a displacement cylinder (512), a linear displacement sensor (513), a swing arm cylinder (514) and a reference swing arm (515); the fixed slide rail plate (51) is arranged on the inner side surface of the upright post (11), the position of the fixed slide rail plate is close to the upper cross beam (13), the lifting slide rail platform (52) is connected with the fixed slide rail plate (51) through a linear slide rail, the cylinder shaft head of the lifting cylinder (53) is connected with the lifting slide rail platform (52), the cylinder base of the lifting cylinder (53) is connected with the fixed slide rail plate (51), the cylinder base of the left and right station cylinder (54) is connected with the upper surface of the lifting slide rail platform (52), the left and right station platform (55) is connected with the lower surface of the lifting slide rail platform (52) through a linear slide rail, the left and right station platform (55) is connected with the cylinder shaft head of the left and right station cylinder (54), the cylinder base of the front and rear cylinder (56) is connected with the bottom plane of the left and right station platform (55), the tension pressure sensor (57) is connected with the cylinder head of the front and rear cylinder (56) at one end, the other end of the tension sensor is connected with the upper surface of the clamping platform (58), the clamping platform (58) is connected with the linear slide rail, the lower surface of the clamping platform is connected with the cylinder base (511), the clamping platform (511) is hinged with the cylinder head of the cylinder (511), the clamping shaft (59) is hinged with the clamping platform (59) and the clamping shaft (510), the inner side surface of the clamping block is tangent to the cam surface of the clamping cam (510), the clamping block (59), the clamping cam (510) and the clamping air cylinders (511) are two, the clamping block, the clamping cam and the clamping air cylinders are respectively arranged on two sides below the clamping platform (58), an air cylinder seat of the displacement air cylinder (512) is arranged in the middle below the clamping platform (58), a linear displacement sensor (513) is arranged on the air cylinder rod head of the displacement air cylinder (512), a swing arm air cylinder (514) is arranged on the inner side of the clamping surface of the clamping platform (58), and a reference swing arm (515) is arranged on the air cylinder rod head of the swing arm air cylinder (64).
6. The wheel axle bearing press-fit in-place detection and play measurement device according to claim 1, wherein the reference lifting mechanism (6) consists of a reference lifting cylinder (61), a reference mounting plate (62), a reference lifting platform (63), a reference plate (64) and a reference calibration cylinder (65); the cylinder shaft head of the reference lifting cylinder (61) is connected with the reference lifting platform (63), the side surface of the reference lifting cylinder is connected with the reference mounting plate (62) through a linear sliding rail, the reference mounting plate (62) is mounted on the inner side surface of the upright post (11) and is close to the lower base (12), the cylinder seat of the reference calibration cylinder (65) is mounted on the reference lifting platform (63), the reference plate (64) is connected with the cylinder shaft head of the reference calibration cylinder (65), and the reference plate is connected with the upper surface of the reference lifting platform (63) through the linear sliding rail.
7. The axle bearing press-fit in-place detection and play measurement device according to claim 1, wherein the axle end measurement mechanism (7) consists of an axle end measurement mounting plate (71), an axle type switching cylinder (72), a cylinder frame (73), a displacement sensor (74), an axle end measurement displacement cylinder (75) and a detection plate (76); the shaft end measuring and mounting plate (71) is mounted on the end face of the centering center seat (41), shaft type switching cylinders (72) are mounted on two sides of the shaft end measuring and mounting plate respectively, a cylinder frame (73) is mounted on the shaft type switching cylinders (72), a displacement sensor (74) is mounted on the cylinder frame (73), a shaft end measuring and displacement cylinder (75) is mounted on the side face of the cylinder frame (73), a detection plate (76) is mounted on the shaft end of the shaft end measuring and displacement cylinder (75), and a detection rod of the displacement sensor (74) abuts against the back face of the detection plate (76).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410353750.0A CN118111368A (en) | 2024-03-22 | 2024-03-22 | Axle bearing press-fitting in-place detection and clearance measurement equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410353750.0A CN118111368A (en) | 2024-03-22 | 2024-03-22 | Axle bearing press-fitting in-place detection and clearance measurement equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118111368A true CN118111368A (en) | 2024-05-31 |
Family
ID=91212275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410353750.0A Pending CN118111368A (en) | 2024-03-22 | 2024-03-22 | Axle bearing press-fitting in-place detection and clearance measurement equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118111368A (en) |
-
2024
- 2024-03-22 CN CN202410353750.0A patent/CN118111368A/en active Pending
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