CN213580088U

CN213580088U - Roller needle bearing static stress detection device

Info

Publication number: CN213580088U
Application number: CN202023211304.2U
Authority: CN
Inventors: 严树超; 王福铮; 顾梅
Original assignee: Jiangsu Niuzhen Bearing Co ltd
Current assignee: Wuhan Jingjiang Transmission Machinery Co.,Ltd.
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-06-29
Anticipated expiration: 2030-12-28

Abstract

The utility model discloses a roller needle bearing static stress detection device, which comprises an operation frame and two moving frames, wherein the number of the moving frames is two, the upper surface of the inner wall of the operation frame is provided with a hydraulic assembly, the output shaft of the hydraulic assembly is provided with a force application plate, and the lower surface of the force application plate is provided with a sensor; in this scheme, through setting up the head rod, the down tube, the second connecting rod, electronic hydraulic stem, splint, clamp plate and hydraulic assembly, and the clamp plate contacts the back with the second contact plate, can control head rod downstream, then control both sides splint and be close to the bearing and remove, accomplish the centre gripping location of splint to the bearing before application of force board and bearing contact, the centre gripping location process to the bearing in this device need not manual control and goes on, reduce the probability that the finger was pressed from both sides and is hindered, can highly adjust splint according to the bearing size simultaneously, it is more convenient to make the whole testing process of bearing, the practicality and the suitability of this device are comparatively ideal.

Description

Roller needle bearing static stress detection device

Technical Field

The utility model relates to a bearing processing technology field, more specifically say, it relates to the static atress detection device of gyro wheel bearing.

Background

The bearing needs to detect the bearing quality after processing is accomplished to judge the quality of bearing, for example chinese patent CN210774699U discloses a wheel hub bearing is with bearing load detection device, it exerts pressure to the wheel hub axle through upper and lower portion pressure plate, the bearing exerts pressure, and carry out the analysis to the pressure of exerting through the analysis bench, thereby obtain the load scope that wheel hub bearing can bear, but need at first carry out the centre gripping location back to the bearing, could exert pressure to the bearing and accomplish the testing process, manual control fixes a position the centre gripping process and appears easily that the finger is hindered by the instrument clamp, consume more time simultaneously, present location mode is mostly the location that can only be applicable to the bearing of the same size simultaneously, lead to current bearing dead load force detection device practicality not ideal enough.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a static atress detection device of gyro wheel bearing, it has easy operation, need not staff handheld bearing carry out the centre gripping location, and applicable in multiple size bearing centre gripping testing process, guarantees work efficiency's characteristics.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the roller needle bearing static stress detection device comprises an operation frame and two moving frames, wherein the number of the moving frames is two, a hydraulic assembly is arranged on the upper surface of the inner wall of the operation frame, an output shaft of the hydraulic assembly is provided with a force application plate, the lower surface of the force application plate is provided with a sensor, pressure plates are arranged on the left side surface and the right side surface of the output shaft of the hydraulic assembly, a placing frame is arranged on the lower surface of the inner wall of the operation frame, a first connecting sleeve is arranged on the lower surface of the inner wall of the moving frame, a first connecting rod is arranged in the first connecting sleeve, the bottom end of the first connecting rod is fixedly connected with the upper surface of a base plate, a first contact plate is arranged at the top end of the first connecting rod, the top end of the first contact plate is fixedly connected with the bottom end of a second spring, the top end of the second spring is fixedly connected with the lower surface of the second contact plate, and a clamping plate is arranged at the left end of the second connecting rod.

Through adopting above-mentioned technical scheme, hydraulic assembly drive application of force board carries out loaded steerable clamp plate extrusion head rod downstream to the bearing, and then can control both sides second connecting rod and be close to the removal each other, and the clamping positioning process is accomplished to the bearing to the simultaneous control splint that application of force board descends, avoids the injury risk that manual operation probably exists, and easy operation is swift simultaneously.

Furthermore, the lower surface of the movable frame is fixedly connected with the top ends of the four electric hydraulic rods, and the bottom ends of the electric hydraulic rods are fixedly connected with the lower surface of the inner wall of the operation frame.

Through adopting above-mentioned technical scheme, electronic hydraulic stem can control and remove frame and splint and reciprocate, and bearing self size is different, and its central point puts highly also inequality, guarantees that splint can be according to bearing size adjustment height to bearing central point puts, conveniently realizes splint and the contact of the largest area of bearing, guarantees that the stable effect of clamping process is more ideal.

Further, it is provided with three thing boards to put to remove the frame inner wall, the surface of head rod is provided with first spring, the surface of head rod is provided with solid fixed ring, the both ends of first spring respectively with solid fixed ring and the opposite face fixed connection of first connecting sleeve.

Through adopting above-mentioned technical scheme, after the bearing detects, clamp plate and application of force board rebound back, first spring utilizes self elasticity automatic control head rod rebound, and then realizes controlling second connecting rod and splint and keep away from the bearing and remove, makes the process of taking off after the bearing detects can swiftly go on automatically.

Further, the rotating assembly comprises two connecting blocks, the two connecting blocks are arranged on the left side face of the first connecting rod and the right end of the second connecting rod respectively, and the front faces of the two connecting blocks are hinged to the same inclined rod through hinge pins.

Through adopting above-mentioned technical scheme, adopt round pin axle, connecting block and down tube, can turn into the removal of second connecting rod horizontal direction with the removal of the vertical direction of head rod, realize turning into the removal that splint are close to the bearing with the downward movement of clamp plate.

Further, the outer surface of the second connecting rod is provided with a second connecting sleeve, the second connecting sleeve is arranged on the left side face of the movable frame, the second connecting rod is rectangular, and the first connecting rod is rectangular.

Through adopting above-mentioned technical scheme, head rod and second connecting rod are all established to the rectangle, guarantee that head rod and second connecting rod all can not appear the rotation condition at the removal in-process, guarantee that the clamp plate moves down process stable control splint and carry out the horizontal direction and remove.

Further, the front of operation frame articulates there is the sealing door, the right flank of operation frame inner wall is provided with the temperature controller.

By adopting the technical scheme, the constant temperature condition inside the operation frame can be controlled, the influence of the great change of the room temperature on the bearing performance detection process is reduced, and the bearing performance detection process is ensured to be objective and accurate to a certain extent.

To sum up, the utility model discloses following beneficial effect has:

1. in the scheme, the first connecting rod, the inclined rod, the second connecting rod, the electric hydraulic rod, the clamping plate, the pressing plate and the hydraulic assembly are arranged, the electric hydraulic rod is controlled to drive the moving frame and the clamping plate to move to the center position of the bearing, the hydraulic assembly controls the force application plate to apply pressure to the bearing, the pressing plate moves downwards, and after the pressing plate is contacted with the second contact plate, the first connecting rod can be controlled to move downwards, then the clamping plates on two sides are controlled to move close to the bearing, clamping and positioning of the bearing by the clamping plate are completed before the force application plate is contacted with the bearing;

2. by arranging the first spring, after the pressing plate is separated from the second contact plate, the first spring can automatically control the first connecting rod to move upwards, and after the bearing detection is finished, the clamping plate can be automatically controlled to be separated from the bearing, so that the bearing can be taken out more conveniently;

3. through setting up the temperature controller, can control the inside constant temperature condition that keeps of operation frame, reduce the influence of room temperature change to bearing performance testing process by a wide margin, guarantee to a certain extent that bearing performance testing process is comparatively objective accurate.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic front view of the cross-sectional structure of the present invention;

FIG. 3 is a schematic view of the three-dimensional structure of the force application plate of the present invention;

FIG. 4 is a schematic view of the front cross-sectional structure of the movable frame of the present invention;

fig. 5 is a schematic view of a three-dimensional structure of the movable frame of the present invention;

fig. 6 is a front view structural diagram of the rotating assembly of the present invention.

In the figure: the device comprises an operation frame 1, a hydraulic component 2, a force application plate 3, a sensor 4, a pressing plate 5, a placing frame 6, an electric hydraulic rod 7, a moving frame 8, a storage plate 9, a first connecting sleeve 10, a first connecting rod 11, a fixing ring 12, a first spring 13, a bottom plate 14, a first contact plate 15, a second spring 16, a second contact plate 17, a rotating component 18, a connecting block 181, a pin shaft 182, an inclined rod 183, a second connecting rod 19, a second connecting sleeve 20, a clamping plate 21, a temperature controller 22 and a sealing door 23.

Detailed Description

Example (b):

the present invention will be described in further detail with reference to the accompanying fig. 1 to 6.

Referring to fig. 1-6, the present invention provides a technical solution: a roller needle bearing static stress detection device comprises an operation frame 1 and a moving frame 8, the number of the moving frame 8 is two, a hydraulic component 2 is arranged on the upper surface of the inner wall of the operation frame 1, a force application plate 3 is arranged on the output shaft of the hydraulic component 2, a sensor 4 is arranged on the lower surface of the force application plate 3, pressure plates 5 are arranged on the left side surface and the right side surface of the output shaft of the hydraulic component 2, a placing frame 6 is arranged on the lower surface of the inner wall of the operation frame 1, a first connecting sleeve 10 is arranged on the lower surface of the inner wall of the moving frame 8, a first connecting rod 11 is arranged in the first connecting sleeve 10, the bottom end of the first connecting rod 11 is fixedly connected with the upper surface of a bottom plate 14, a first contact plate 15 is arranged at the top end of the first connecting rod 11, the top end of the first contact plate 15 is fixedly connected with the bottom end of a second spring 16, the top end of the second spring 16 is fixedly connected with the, the left end of the second connecting rod 19 is provided with a clamping plate 21.

In this embodiment: through setting up first contact plate 15, second spring 16 and second contact plate 17, after splint 21 and bearing, application of force board 3 can continuously move downwards, second spring 16 is compressed this moment, application of force board 3 can continue to move when guaranteeing to stabilize the centre gripping bearing, guarantee that the atress testing process can go on smoothly, through setting up splint 21, both sides splint 21 and bearing are accepted the back, can realize the centre gripping location to the bearing, avoid the bearing to appear the gliding condition at will when the atress detects, place the frame 6 through the setting and can play the guide effect to the position of placing when the bearing detects, through setting up sensor 4, can detect the effort that application of force board 3 applied to the bearing, the sensor 4 model is CYYZ 11.

As shown in fig. 2, the lower surface of the moving frame 8 is fixedly connected with the top ends of the four electric hydraulic rods 7, and the bottom ends of the electric hydraulic rods 7 are fixedly connected with the lower surface of the inner wall of the operation frame 1;

in this embodiment: through setting up electronic hydraulic stem 7, electronic hydraulic stem 7 can control and remove frame 8 and reciprocate, conveniently puts the height adjustment to splint 21 according to the bearing central point, makes this device can be applicable to the centre gripping location of multiple size bearing, and the model of electronic hydraulic stem 7 is ANT 52.

As shown in fig. 4, three object placing plates 9 are arranged on the inner wall of the movable frame 8, a first spring 13 is arranged on the outer surface of the first connecting rod 11, a fixing ring 12 is arranged on the outer surface of the first connecting rod 11, and two ends of the first spring 13 are respectively fixedly connected with the opposite surfaces of the fixing ring 12 and the first connecting sleeve 10;

in this embodiment: through setting up and putting thing board 9, make things convenient for the staff to place personal belongings or instrument, through setting up first spring 13, after clamp plate 5 and second contact board 17 separation, first spring 13 control first connecting rod 11 upwards removes, but second connecting rod 19 of automatic control and splint 21 keep away from the bearing and move.

As shown in fig. 6, the rotating assembly 18 includes two connecting blocks 181, the two connecting blocks 181 are respectively disposed at the left side surface of the first connecting rod 11 and the right end of the second connecting rod 19, and the front surfaces of the two connecting blocks 181 are hinged to the same inclined rod 183 through a pin 182;

in this embodiment: through the arrangement of the connecting block 181, the pin shaft 182 and the inclined rod 183, the mutual conversion of the vertical movement of the first connecting rod 11 and the horizontal movement of the second connecting rod 19 is realized.

As shown in fig. 4 and 5, a second connection sleeve 20 is disposed on an outer surface of the second connection rod 19, the second connection sleeve 20 is disposed on a left side surface of the moving frame 8, the second connection rod 19 is disposed in a rectangular shape, and the first connection rod 11 is disposed in a rectangular shape;

in this embodiment: through setting up head rod 11 and second connecting rod 19 and being the rectangle, can avoid head rod 11 and second connecting rod 19 rotatory condition to appear at the removal in-process, guarantee that splint 21 can be stable smooth and bearing contact.

As shown in fig. 2, the front of the operation frame 1 is hinged with a sealing door 23, and the right side surface of the inner wall of the operation frame 1 is provided with a temperature controller 22;

in this embodiment: the temperature controller 22 is arranged, so that the internal temperature of the operation frame 1 can be controlled, the constant temperature of the operation frame 1 can be controlled, and the model of the temperature controller 22 is TC103-3A 2.

The working principle is as follows: when the device is needed to detect the bearing, the sealing door 23 is directly opened, then the bearing is placed in the placing frame 6, the bearing is controlled to correspond to the clamping plate 21, then the electric hydraulic rod 7 is controlled to drive the moving frame 8 and the clamping plate 21 to move upwards, after the clamping plate 21 moves to correspond to the central position of the bearing, the electric hydraulic rod 7 is controlled to stop working, then the hydraulic component 2 is controlled to control the force application plate 3 and the pressing plate 5 to move downwards, after the pressing plate 5 is contacted with the second contact plate 17, the first connecting rod 11 moves downwards, the first connecting rod 11 controls the inclined rod 183 to rotate, the second connecting rods 19 and the clamping plate 21 on two sides move close to each other, after the clamping plate 21 is stably contacted with the bearing, the force application plate 3 is contacted with the bearing to apply acting force, after the bearing is detected, the hydraulic component 2 works to control the force application plate 3 and the pressing plate 5 to move upwards, and simultaneously the first spring 13 drives the first connecting rod 11 to move upwards, when the second connecting rod 19 and the clamping plate 21 move away from the bearing, and the clamping plate 21 is separated from the bearing, the hydraulic assembly 2 is controlled to stop working, and then the sealing door 23 is opened to take out the bearing.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The roller needle bearing static stress detection device comprises an operation frame (1) and a moving frame (8), and is characterized in that the number of the moving frame (8) is two, a hydraulic assembly (2) is arranged on the upper surface of the inner wall of the operation frame (1), an output shaft of the hydraulic assembly (2) is provided with a force application plate (3), a sensor (4) is arranged on the lower surface of the force application plate (3), pressing plates (5) are arranged on the left side surface and the right side surface of the output shaft of the hydraulic assembly (2), a placing frame (6) is arranged on the lower surface of the inner wall of the operation frame (1), a first connecting sleeve (10) is arranged on the lower surface of the inner wall of the moving frame (8), a first connecting rod (11) is arranged in the first connecting sleeve (10), the bottom end of the first connecting rod (11) is fixedly connected with the upper surface of a base plate (14), a first contact plate (15) is arranged at the top, the top end of the first contact plate (15) is fixedly connected with the bottom end of the second spring (16), the top end of the second spring (16) is fixedly connected with the lower surface of the second contact plate (17), the left side surface of the first connecting rod (11) is movably connected with the right end of the second connecting rod (19) through a rotating assembly (18), and the left end of the second connecting rod (19) is provided with a clamping plate (21).

2. The roller needle roller bearing static force detection device is characterized in that the lower surface of the movable frame (8) is fixedly connected with the top ends of four electric hydraulic rods (7), and the bottom ends of the electric hydraulic rods (7) are fixedly connected with the lower surface of the inner wall of the operation frame (1).

3. The roller needle roller bearing static stress detection device as claimed in claim 1, wherein three object placing plates (9) are arranged on the inner wall of the movable frame (8), a first spring (13) is arranged on the outer surface of the first connecting rod (11), a fixing ring (12) is arranged on the outer surface of the first connecting rod (11), and two ends of the first spring (13) are fixedly connected with the fixing ring (12) and the opposite surface of the first connecting sleeve (10) respectively.

4. The roller needle roller bearing static force detection device is characterized in that the rotating assembly (18) comprises two connecting blocks (181), the two connecting blocks (181) are respectively arranged at the left side surface of the first connecting rod (11) and the right end of the second connecting rod (19), and the front surfaces of the two connecting blocks (181) are hinged with the same inclined rod (183) through a pin shaft (182).

5. The roller needle roller bearing static force detection device as claimed in claim 1, wherein a second connection sleeve (20) is arranged on the outer surface of the second connection rod (19), the second connection sleeve (20) is arranged on the left side surface of the movable frame (8), the second connection rod (19) is arranged in a rectangular shape, and the first connection rod (11) is arranged in a rectangular shape.

6. The roller needle roller bearing static stress detection device as claimed in claim 1, wherein a sealing door (23) is hinged to the front face of the operation frame (1), and a temperature controller (22) is arranged on the right side face of the inner wall of the operation frame (1).