CN218002506U

CN218002506U - Size inspection device of truck bearing outer ring forging

Info

Publication number: CN218002506U
Application number: CN202222081902.5U
Authority: CN
Inventors: 储昭江; 李彩云; 李剑锋; 陶乾德
Original assignee: Anhui Henghao Auto Parts Co ltd
Current assignee: Anhui Henghao Auto Parts Co ltd
Priority date: 2022-08-09
Filing date: 2022-08-09
Publication date: 2022-12-09
Anticipated expiration: 2032-08-09

Abstract

The utility model provides a size verifying attachment of truck bearing outer lane forging, including the microscope carrier, the top outer wall fixed mounting of microscope carrier has the portal frame, and the portal frame is connected with detection mechanism through the extensible member, detection mechanism includes hollow cylinder and rotates the carousel of connecting in the carousel, the inner wall sliding connection of hollow cylinder has the slide bar of circular array, the outer wall fixed mounting of slide bar has the detection head, the outer wall fixed mounting of slide bar has spacing post one, and the carousel inner wall is seted up with spacing post one complex waist type inclined hole one, the detection head is greater than three, detection mechanism still includes the traveller; the utility model discloses a detection head of a plurality of synchronous shrinkages, enclosed contact outer lane wall calculates the external diameter according to angle conversion again, and it does not have concrete position requirement to the contact point of detecting head and outer lane outer wall, and the initial positioning requirement to the bearing is lower on the one hand, and is comparatively convenient, and on the other hand also can improve measurement accuracy.

Description

Size inspection device of truck bearing outer ring forging

Technical Field

The utility model relates to a bearing inner race detects technical field, in particular to size inspection device of truck bearing inner race forging.

Background

The truck has more axle type part, and it needs to cooperate the bearing practicality, and during the truck bearing assembly, mostly adopt and realize with bearing frame interference fit, this outer lane diameter that just needs the bearing satisfies the designing requirement, so before the bearing inner race equipment, all need detect its outer lane external diameter.

Through retrieval, the Chinese patent with publication number CN210441791U discloses an automatic bearing outer ring diameter detection device, which comprises a digital display dial indicator and a detection seat, wherein the digital display dial indicator is arranged on the detection seat; the bearing outer ring is fixed on the detection positioning device; the detection head is positioned at the end part of one end of the bearing outer ring; the detection rod is rotatably arranged on the detection seat, one end of the detection rod is provided with a detection head, and the other end of the detection rod is arranged opposite to a measuring head of the digital display dial indicator; and the driving rod is fixed on the detection rod.

The above patents suffer from the following disadvantages: it adopts detection rod cooperation detection rod both ends to detect head, percentage table, utilizes lever principle to realize detecting, and the accuracy nature of its detection lies in detecting the head and will contact the highest point of bearing inner race, on the basis of misplacing around not considering, and it will realize completely that the point of detecting the head and bearing inner race do the complete coincidence of eminence point, and is comparatively difficult to lead to it to detect the precision not good.

Therefore, the size inspection device for the truck bearing outer ring forged piece is provided.

SUMMERY OF THE UTILITY MODEL

In view of this, the embodiment of the present invention is intended to provide a size inspection apparatus for a truck bearing outer ring forging, so as to solve or alleviate the technical problem existing in the prior art, and at least provide a beneficial choice.

The utility model discloses technical scheme is so realized: the utility model provides a size verifying attachment of truck bearing outer lane forging, includes the microscope carrier, the top outer wall fixed mounting of microscope carrier has the portal frame, and the portal frame is connected with detection mechanism through the extensible member, detection mechanism includes hollow section of thick bamboo and rotates the carousel of connecting in the carousel, the inner wall sliding connection of hollow section of thick bamboo has circular array's slide bar, the outer wall fixed mounting of slide bar has the detection head.

In some embodiments, a first limit column is fixedly mounted on the outer wall of the sliding rod, and a first waist-shaped inclined hole matched with the first limit column is formed in the inner wall of the rotary disc.

In some embodiments, the detection heads are greater than three.

In some embodiments, the detection mechanism further comprises a sliding column, a second limiting column is fixedly mounted on the outer wall of the sliding column, and a waist-shaped straight hole matched with the second limiting column is formed in the inner wall of the hollow cylinder.

In some embodiments, a convex ring is fixedly mounted on the outer wall of the top of the rotating disc, and a waist-shaped inclined hole II matched with the limiting column II is formed in the inner wall of the convex ring.

In some embodiments, a top cover is fixedly mounted on the outer wall of the top of the hollow cylinder, a spring is fixedly mounted on the outer wall of the bottom of the top cover, and the other end of the spring is fixedly mounted on the outer wall of the sliding column.

In some embodiments, the inner wall of the carrier is provided with a reference hole, and the reference hole is located right below the axis of the detection mechanism.

In some embodiments, a first laser range finder is embedded in the inner wall of the top of the portal frame.

The embodiment of the utility model provides a owing to adopt above technical scheme, it has following advantage:

1. the utility model provides a size inspection device of truck bearing outer lane forging, through the detection head of a plurality of synchronous shrinkages, surrounding type contact outer lane wall calculates the external diameter according to angle conversion again, and it does not have concrete position requirement to the contact point of detecting head and outer lane outer wall, and the initial positioning requirement to the bearing is lower on the one hand, and is comparatively convenient, and on the other hand also can improve measurement accuracy.

2. The utility model provides a size inspection device of truck bearing outer lane forging, through the number design to detecting the head, even there is wearing and tearing in the use individual detection head, when measuring, the detection head that is worn and torn can not contact outer lane wall to do not participate in the measurement, measure through all the other detection heads that do not wear and tear, thereby further improved measurement accuracy.

3. The utility model provides a truck bearing outer ring forging's size verifying attachment, through setting up the benchmark hole, it can be when placing, roughly confirm bearing position, ensure that follow-up it can arrange in and detect the head inboard, guarantee follow-up detection precision to the position of a laser range finder measurable quantity detection mechanism, thereby the thickness of reading, top cap of cooperation laser range finder two, the width of bearing outer ring is confirmed to the length of traveller, has further increased the flexibility of device.

The foregoing summary is provided for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present invention will be readily apparent by reference to the drawings and the following detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments or technical descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is a structural diagram of the detecting mechanism of the present invention;

FIG. 3 is a partial cross-sectional structural view of the detecting mechanism of the present invention;

fig. 4 is a sectional view of the whole structure of the detecting mechanism of the present invention.

Reference numerals:

1-carrying platform, 2-portal frame, 3-detection mechanism, 4-telescopic piece, 5-first laser range finder, 6-reference hole, 7-hollow cylinder, 8-rotary table, 9-first waist-shaped inclined hole, 10-slide bar, 11-first limit column, 12-detection head, 13-convex ring, 14-spring, 15-top cover, 16-second laser range finder, 17-straight waist-shaped hole, 18-second limit column, 19-second waist-shaped inclined hole and 20-sliding column.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Example 1:

as shown in fig. 1-4, the size inspection device for the truck bearing outer ring forged piece comprises a carrier 1, wherein a portal frame 2 is fixed on the outer wall of the top of the carrier 1 through a bolt, the portal frame 2 is connected with a detection mechanism 3 through a telescopic piece 4, the detection mechanism 3 comprises a hollow cylinder 7 and a turntable 8 which is rotatably connected to the turntable 8, the inner wall of the hollow cylinder 7 is slidably connected with a circular array of slide bars 10, the outer wall of each slide bar 10 is welded with a detection head 12, the outer wall of each slide bar 10 is welded with a first limit column 11, and the inner wall of the turntable 8 is provided with a first waist-shaped inclined hole 9 matched with the first limit column 11; this device, when the inboard of detecting head 12 is arranged in to the bearing outer lane, carousel 8 rotates this moment, can drive slide bar 10 shrink inwards through the cooperation of waist type inclined hole 9 and spacing post 11, thereby can make and detect head 12 contact outer lane wall, thereby can confirm the diameter of outer lane promptly according to the turned angle of carousel 8, this device, detect head 12 through a plurality of synchronous shrinkages, the surrounding type contacts the outer lane wall, calculate the external diameter according to angle conversion again, it does not have the concrete position requirement to the contact point of detecting head 12 and outer lane outer wall, on the one hand, the initial positioning requirement to the bearing is lower, and is comparatively convenient, on the other hand also can improve measurement accuracy.

In this embodiment, the specific number of the detection heads 12 is not limited, and may be any number greater than 3, and is preferably: the detection heads 12 are four in a ninety-degree circular array; because three points which are not on the same straight line on the plane can determine a circle, the device can determine a circle by designing the number of the detection heads 12, even if the individual detection head 12 is abraded in the using process, the abraded detection head 12 can not contact with the outer ring wall and does not participate in measurement when in measurement, and the measurement is carried out by the rest unworn detection heads 12, thereby further improving the measurement precision.

In this embodiment, the detection mechanism 3 further includes a sliding column 20, the outer wall of the sliding column 20 is welded with a second limiting column 18, the inner wall of the hollow cylinder 7 is provided with a second waist-shaped straight hole 17 matched with the second limiting column 18, the outer wall of the top of the rotary table 8 is welded with a convex ring 13, and the inner wall of the convex ring 13 is provided with a second waist-shaped inclined hole 19 matched with the second limiting column 18; by arranging the sliding column 20 which is matched with the convex ring 13 and the hollow cylinder 7 through the second waist-shaped inclined hole 19, the second limit column 18 and the second waist-shaped straight hole 17, the height of the sliding column 20 is limited after the sliding column 20 contacts the end face of the bearing when the whole detection mechanism 3 descends, then the detection mechanism 3 continues to descend, the sliding column 20 is limited and static by the rotation of the second limit column 18 and the second waist-shaped straight hole 17, and the convex ring 13 and the rotary disc 8 are driven to rotate through the matching of the second limit column 18 and the second waist-shaped inclined hole 19, so that the plurality of detection heads 12 are driven to contract and measure.

In the embodiment, a top cover 15 is fixed on the outer wall of the top of the hollow cylinder 7 through a bolt, a spring 14 is welded on the outer wall of the bottom of the top cover 15, the other end of the spring 14 is welded on the outer wall of a sliding column 20, and the sliding column 20 can be ejected out through the spring 14 when the sliding column is not in a measuring state, so that the resetting of each part is realized; a second laser range finder 16 is fixed on the outer wall of the bottom of the top cover 15 through bolts, the second laser range finder 16 is used for measuring the final position of the sliding column 20, so that the moving position of the sliding column 20 relative to the axis of the convex ring 13 can be determined, the rotating angle of the convex ring 13 can be calculated according to the slope of the second waist-shaped inclined hole 19, then the displacement distance of the detection head 12 can be calculated according to the slope of the first waist-shaped inclined hole 9, and the diameter of the outer ring of the bearing is finally determined; in this embodiment, the inclinations of the first waist-shaped inclined hole 9 and the second waist-shaped inclined hole 19 are not limited, and for convenience of calculation, it is preferable that: the first waist-shaped inclined hole 9 and the second waist-shaped inclined hole 19 have the same inclination, rotation-linear motion conversion is realized by the first waist-shaped inclined hole 9, linear-rotation motion conversion is realized by the second waist-shaped inclined hole 19, the first waist-shaped inclined hole and the second waist-shaped inclined hole are opposite, and the first waist-shaped inclined hole and the second waist-shaped inclined hole can be offset by setting the first waist-shaped inclined hole and the second waist-shaped inclined hole to have the same inclination, so that the displacement of the detection head 12 is the displacement of the sliding column 20, and calculation is facilitated.

In this embodiment, the specific type of the expansion piece 4 is not limited, and may be any one of pneumatic, hydraulic, and electric telescopic rods, preferably, the expansion piece 4 is a pneumatic telescopic rod, and the expansion end of the expansion piece 4 is fixed on the top outer wall of the top cover 15 by a bolt.

In this embodiment: the bearing outer ring is placed on the top of the carrier 1, the pneumatic telescopic piece 4 drives the whole detection mechanism 3 to descend, the height of the sliding column 20 is limited after the sliding column 20 contacts the end face of the bearing, then the detection mechanism 3 continues to descend, the sliding column 20 is limited by the rotation of the second limiting column 18 and the second waist-shaped inclined hole 17 and is static, the convex ring 13 and the rotary table 8 are driven to rotate through the matching of the second limiting column 18 and the second waist-shaped inclined hole 19, the waist-shaped inclined hole 9 and the first limiting column 11 are matched to drive the shrinkage measurement of the plurality of detection heads 12, the position of the detection heads 12 can be determined because the first waist-shaped inclined hole 9 realizes the rotation-linear motion conversion, the second waist-shaped inclined hole 19 realizes the linear-rotation motion conversion, the two are opposite, the first waist-shaped inclined hole 9 and the first limiting column 9 are set to be the same inclination, the offsetting can be realized, and finally the displacement of the detection heads 12 is the displacement of the sliding column 20, the position of the detection heads 12 can be determined, a circle can be determined by three points which are not on the same straight line on the plane, and the diameter of the outer ring can be determined by the position of the detection heads 12.

Example 2:

in the dimension inspection device of the truck bearing outer ring forging, the following improvement is made on the basis of embodiment 1, as shown in fig. 1-4, a reference hole 6 is formed in the inner wall of a carrier 1, and the reference hole 6 is located right below the axis of a detection mechanism 3; by providing the reference hole 6, it is possible to substantially determine the position of the bearing when it is placed, ensuring that it can subsequently be placed inside the detection head 12.

In this embodiment, the laser range finder 5 is embedded in the inner wall of the top of the portal frame 2, and the laser range finder 5 can measure the position of the detection mechanism 3, so that the width of the outer ring of the bearing is determined by matching the reading of the laser range finder 16 and the thickness of the top cover 15 and the length of the sliding column 20, and the flexibility of the device is further increased.

In this embodiment: through setting up datum hole 6, it can be when placing, roughly confirm the bearing position, laser range finder 5 measurable quantity detection mechanism 3's position to cooperate the reading of laser range finder two 16, the thickness of top cap 15, the width of bearing inner race is confirmed to the length of traveller 20.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various changes or substitutions within the technical scope of the present invention, and these should be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a truck bearing outer ring forging's size verifying attachment, includes microscope carrier (1), its characterized in that: the detection device is characterized in that a portal frame (2) is fixedly mounted on the outer wall of the top of the carrying platform (1), the portal frame (2) is connected with a detection mechanism (3) through an expansion piece (4), the detection mechanism (3) comprises a hollow cylinder (7) and a rotary table (8) which is rotatably connected to the rotary table (8), the inner wall of the hollow cylinder (7) is slidably connected with a circular array of slide bars (10), and a detection head (12) is fixedly mounted on the outer wall of each slide bar (10).

2. The dimension inspection device of a truck bearing outer ring forging of claim 1, characterized in that: the outer wall of the sliding rod (10) is fixedly provided with a first limiting column (11), and the inner wall of the rotary table (8) is provided with a first waist-shaped inclined hole (9) matched with the first limiting column (11).

3. The dimension inspection device of a truck bearing outer ring forging of claim 1, characterized in that: the number of the detection heads (12) is more than three.

4. The dimension inspection device of a truck bearing outer ring forging of claim 1, characterized in that: the detection mechanism (3) further comprises a sliding column (20), a second limiting column (18) is fixedly mounted on the outer wall of the sliding column (20), and a waist-shaped straight hole (17) matched with the second limiting column (18) is formed in the inner wall of the hollow cylinder (7).

5. The dimension inspection device of a truck bearing outer ring forging of claim 4, characterized in that: the outer wall of the top of the rotary table (8) is fixedly provided with a convex ring (13), and the inner wall of the convex ring (13) is provided with a waist-shaped inclined hole II (19) matched with the limiting column II (18).

6. The dimension inspection device of a truck bearing outer ring forging of claim 5, characterized in that: the top outer wall of the hollow cylinder (7) is fixedly provided with a top cover (15), the bottom outer wall of the top cover (15) is fixedly provided with a spring (14), and the other end of the spring (14) is fixedly arranged on the outer wall of the sliding column (20).

7. The dimension inspection device of a truck bearing outer ring forging of claim 1, characterized in that: the inner wall of the carrying platform (1) is provided with a reference hole (6), and the reference hole (6) is positioned under the axis of the detection mechanism (3).

8. The dimension inspection device of a truck bearing outer ring forging of claim 1, characterized in that: and a first laser range finder (5) is embedded in the inner wall of the top of the portal frame (2).