CN220507932U - Tool for measuring inclination of window beam of arched bearing retainer - Google Patents

Abstract

The application discloses frock is measured to bow-shaped bearing holder window roof beam gradient through setting up the fixed gauge head and the removal gauge head that the shape size is the same and vertical corresponds, when detecting, make fixed gauge head paste tight holder and press domatic lower extreme, corresponding removal gauge head is located the holder and presses domatic upper end, when the window hole straightness is qualified, remove gauge head and fixed gauge head and keep vertical corresponding state, the reading of length measuring tool is qualified numerical value this moment, when the window hole straightness is unqualified, remove the gauge head and can take place to remove, drive the gauge head of abutting piece butt measuring assembly, display the reading, according to measuring assembly's reading change, can reflect the straightness condition of holding frame window roof beam fast, can detect the window hole and go up wide down narrow or go up narrow down wide operating mode. Simple structure, detection efficiency is high.

Description

Tool for measuring inclination of window beam of arched bearing retainer

Technical Field

The application belongs to the bearing retainer detection field, especially relates to an arcuate bearing retainer window beam gradient measurement frock.

Background

The arc-shaped bearing retainer is also called an M-shaped retainer, the needle rollers are guided to move near the center of the retainer, the lubrication performance of the needle rollers, the outer guiding mode of the retainer, the load capacity of the bearing and the production efficiency and the raw material utilization rate are both good, the existing forming method of the M-shaped retainer in China generally uses a die to punch and form on a punch press, when the punching machine punches the thin-wall M-shaped retainer, the problem that a beam torsion phenomenon is generated due to uneven clearance fit of a punch head and a female die, too deep punching of the punch head into the female die and the like, the window beam is caused to have the problems that the window hole is narrow at the upper part and wide at the lower part or narrow at the upper part after being M-shaped, and the like is easy to generate eccentric wear when the needle rollers rotate in the window hole, the friction heating is aggravated, the bearing surface is softened, the abnormal peeling phenomenon occurs, and the peeling foreign matters enter the window hole of the retainer along with the peeling expansion, the running of the retainer is blocked and the load is generated, and the abrasion of the retainer is aggravated.

In order to ensure that the processing quality of the retainer pocket meets the requirement of a finished product, the process control of the technical index of 'the window hole side beam to the vertical difference of the retainer end face' is required to be enhanced in the process of processing the retainer pocket, the unqualified M-shaped retainer which can be identified by naked eyes can be directly judged as an unqualified product, and the unqualified retainer which can not be identified by naked eyes is required to be assisted by a window hole verticality measuring instrument, the Chinese patent No. ZL201020592076.5 patent discloses a roller bearing retainer beam verticality measuring instrument, and a technical scheme for performing special measurement on the retainer window hole verticality by using a special measuring head in combination with a dial indicator, but the measuring head in the scheme has a complex structure, does not disclose a specific installation and connection mode, has low detection efficiency and cannot realize rapid detection, so that the prior art needs to be further improved and improved.

Disclosure of Invention

The present utility model provides an arcuate bearing cage window beam inclination measurement tool that at least solves or alleviates one or more of the technical problems of the prior art, or at least provides an advantageous option.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an arcuate bearing cage window beam tilt measurement tooling comprising:

remove gauge head subassembly, fixed gauge head subassembly and measurement subassembly, remove gauge head subassembly including removing gauge head and butt spare, fixed gauge head subassembly is including fixed gauge head, remove gauge head and fixed gauge head shape size the same and vertical correspondence, the holder is equipped with the detection position, makes during the detection fixed gauge head pastes tight holder and presses domatic lower extreme, remove the gauge head and locate the holder and press domatic upper end, remove the gauge head and remove towards the window roof beam of both sides, when removing the gauge head and remove, drive butt spare butt measurement subassembly's gauge head, make the reading change of measurement spare to reflect the gradient of holder window roof beam.

According to the tool for measuring the inclination of the window beam of the arched bearing retainer, the fixed measuring head and the movable measuring head which are identical in shape and size and vertically correspond to each other are arranged, the fixed measuring head is tightly attached to the lower end of the retainer pressing slope during detection, the corresponding movable measuring head is located at the upper end of the retainer pressing slope, when the verticality of a window hole is qualified, the movable measuring head and the fixed measuring head keep a vertically corresponding state, the reading of a length measuring tool is a qualified value, when the verticality of the window hole is unqualified, the movable measuring head can move to drive the abutting piece to abut against the measuring head of a measuring assembly to display the reading, the verticality condition of the window beam of the retainer can be rapidly reflected according to the reading change of the measuring assembly, and the working conditions of the window hole with wide upper part and narrow lower part or the window hole with wide upper part and lower part can be detected. Simple structure, detection efficiency is high.

Preferably, the fixed probe and the movable probe are circular arc plates which are matched with the size of the window hole of the retainer.

Through setting up fixed gauge head and removal gauge head as the circular arc board of adaptation holder window hole size, the circular arc face of circular arc board gets into window hole part and both sides window roof beam and is the point or line contact, and the circular arc board can correspond the arcuate bearing holder window hole of many different sizes, and structural design is reasonable.

Preferably, the movable measuring head assembly, the fixed measuring head assembly and the measuring assembly are arranged on the detecting table, a locating plate is further arranged along the direction of the fixed measuring head, a notch is arranged on the locating plate, the notch is adapted to the shape of a retainer window beam, and when the retainer window beam is clamped into the notch, the retainer is located at the detecting position.

Through setting up the locating plate to set up the breach at the locating plate, the radial depth position that gets into the fenestration keeps the uniformity when making fixed gauge head each time measure, improves detection accuracy.

Preferably, the fixed probe assembly and the movable probe assembly are both arranged on a first slider, the first slider is connected with a displacement mechanism, and the displacement mechanism acts to enable the first slider to move, so that the fixed probe and the movable probe synchronously move to change the interval between the fixed probe and the positioning plate.

The distance between the positioning plate and the fixed measuring head as well as the distance between the positioning plate and the movable measuring head can be adjusted so as to adapt to the bow-shaped retainers with various dimensions, thereby realizing multiple purposes and reducing the cost.

Preferably, the displacement mechanism comprises an adjusting screw, a guide rod and screw fixing blocks, the screw fixing blocks are connected to the lower end face of the detection table, the first sliding block is provided with a matching hole and a guide hole, the adjusting screw and the guide rod respectively penetrate through the matching hole and the guide hole and are connected with the screw fixing blocks on two sides, a handle is arranged at the end part of the adjusting screw, and the adjusting screw is screwed to enable the adjusting screw to rotate so that the first sliding block moves.

Preferably, the moving probe assembly further comprises a moving probe pad block, a moving probe support, a second slider, a sliding rail and a moving probe fixing plate which are sequentially arranged below the moving probe, wherein the second slider can move on the sliding rail to drive the moving probe support, the moving probe pad block and the moving probe above.

Preferably, a limiting plate is arranged in the moving direction of the second sliding block, and the movable measuring head bracket is connected with the limiting plate through a spring limiting column so as to realize movable reset.

Through setting up spring and spacing post, make the back of previous window measurement finish, remove the gauge head and can get back to with fixed gauge head corresponding initial position to measure other window holes, moreover, spacing post and limiting plate's design has restricted the travel distance who removes the gauge head, and it gets back to initial position fast of being convenient for improves detection efficiency, and structural design is more reasonable.

Preferably, the measuring assembly comprises a dial indicator/dial indicator and a measuring piece fixing frame, the measuring piece fixing frame is vertically connected with an extension part of the movable measuring head fixing plate towards the moving direction of the second sliding block, and an extension part of the movable measuring head support towards the moving direction of the second sliding block forms an abutting piece.

The design of extension makes whole measurement frock part reduce, is favorable to dismantling the assembly and changes.

Preferably, the device further comprises a fixing plate, wherein the fixing plate abuts against the outer diameter edge of the retainer to be tested, and the retainer is limited to move along the direction of the vertical positioning plate.

Through setting up fixed plate and locating plate work effect, drive the holder and take place to deflect and lead to measuring accuracy to reduce when preventing to remove the gauge head and remove.

Preferably, the fixing plate is an L-shaped plate, and the L-shaped plate is detachably arranged on the detection table top.

The structure has the following beneficial effects:

according to the tool for measuring the inclination of the window beam of the arched bearing retainer, the fixed measuring head and the movable measuring head which are identical in shape and size and vertically correspond to each other are arranged, the fixed measuring head is tightly attached to the lower end of the retainer pressing slope surface during detection, the corresponding movable measuring head is located at the upper end of the retainer pressing slope surface, when the verticality of a window hole is qualified, the movable measuring head and the fixed measuring head keep a vertically corresponding state, the reading of a length measuring tool is a qualified value, when the verticality of the window hole is unqualified, the movable measuring head can move to drive the abutting piece to abut against the measuring head of a measuring assembly to display the reading, the verticality condition of the window beam of the retainer can be rapidly reflected according to the reading change of the measuring assembly, the working conditions of the window beam of the upper width, the lower width or the upper width and the lower width can be detected, the structure is simple, the detection precision is high, the window hole is improved, the manufacturing cost of the measuring tool is low, the arched retainer of various specifications can be detected, and the enterprise cost is reduced.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the present application and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is a schematic perspective view of one illustrative embodiment of an arcuate bearing cage window beam inclination measurement tool of the present application;

FIG. 2 is a schematic top view of one exemplary embodiment of a tool for measuring tilt of a window beam of an arcuate bearing cage according to the present application;

FIG. 3 is a schematic perspective view of a movable gauge head assembly and a fixed gauge head assembly of the arcuate bearing cage window beam inclination measurement tool of the present application;

description of the reference numerals:

1-moving a gauge head assembly; 10-moving a measuring head; 11-an abutment; 12-moving a measuring head cushion block; 13-moving a gauge head bracket; 14-a second slider; 15-sliding rails; 16-moving a gauge head fixing plate; 2-fixing a measuring head assembly; 20-fixing a measuring head; 21-fixing a measuring head cushion block; 3-positioning plates; 30-notch; 4-a measurement assembly; 40-dial gauge/dial gauge; 41-measuring part fixing bracket; 5-a detection table; 6-a retainer; 7-limiting plates; 70-a spring limit post; 8-a displacement mechanism; 80-a first slider; 81-adjusting a screw; 82-a guide rod; 83-screw fixing block; 84-handle; 9-a fixing plate;

Detailed Description

Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in various different ways without departing from the spirit and scope of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.

The present utility model will be described below with reference to the drawings.

The scheme adopted is as follows:

as shown in fig. 1-3, the present utility model provides an arcuate bearing cage window beam inclination measurement tool, comprising:

remove gauge head subassembly 1, fixed gauge head subassembly 2 and measurement subassembly 4, remove gauge head subassembly 1 including removing gauge head and butt piece 11, fixed gauge head subassembly 2 is including fixed gauge head, remove the gauge head and fixed gauge head shape size is the same and vertical correspondence, holder 6 is equipped with the testing position, make fixed gauge head paste tight holder 6 and press domatic lower extreme during the detection, remove the gauge head and locate holder 6 and press domatic upper end, remove the gauge head and can remove towards the window roof beam of both sides, remove the gauge head and remove, drive butt piece 11 butt measurement subassembly 4's gauge head, make the reading change of measurement piece, in order to reflect the gradient of holder 6 window roof beam.

Firstly, detecting a bow-shaped retainer 6 with a standard window beam without inclination, enabling a fixed measuring head to be closely attached to the lower end of a retainer 6 pressing slope, enabling a corresponding movable measuring head 10 to be located at the upper end of the retainer 6 pressing slope, when the verticality of a window hole is qualified, enabling the movable measuring head 10 to be in a vertical corresponding state with the fixed measuring head 20, recording the reading of a measuring assembly 4, and under the condition that the window hole is qualified, enabling the movable measuring head to be unable to displace, wherein the reading of a length measuring tool is recorded as a qualified value; when the window hole verticality is unqualified, namely the window beam is inclined, the window hole is narrow on one side and wide on one side, when the movable measuring head is positioned on the wider side, (specifically, the front side and the back side of the arched retainer 6 are measured once respectively, so that the wider side of the window hole can be detected by the movable measuring head), the movable measuring head can move towards the window beam direction, thereby driving the abutting piece 11 to abut against the measuring head of the measuring assembly 4, displaying the reading and comparing the qualified reading, wherein the measured value is larger than or smaller than the qualified value and the error exceeds a reasonable range, and the window hole verticality of the arched retainer 6 to be measured is not in accordance with the standard, and if the measured value is equal to or within the reasonable error range, the window hole verticality of the arched retainer 6 to be measured is in accordance with the requirement.

As a preferred embodiment of the present application, the fixed probe 10 and the movable probe 20 are arc plates for adapting to the window size of the holder 6, by setting the fixed probe 20 and the movable probe 10 as arc plates for adapting to the window size of the holder 6, the arc surface entering window portion of the arc plates is in point or line contact with the two side window beams, and the depth of the arc plates entering the window is different for the larger or smaller arc-shaped holder 6 window, therefore, the arc plate probe can correspond to a plurality of arc-shaped bearing holder 6 windows of different sizes, the cost is reduced, and the structural design is reasonable.

Considering that the window hole verticality detection is a repetitive operation, in order to ensure measurement accuracy and accuracy, for the arched retainers 6 in the same batch, the positions of the fixed measuring heads entering the window holes each time need to be kept consistent, and the entering depth is difficult to control by manpower, so in the embodiment, the movable measuring head assembly 1, the fixed measuring head assembly 2 and the measuring assembly 4 are arranged on the detecting table 5, the locating plate 3 is further arranged along the direction of the fixed measuring head, the locating plate 3 is provided with a notch 30, the notch 30 is adapted to the shape of the window beam of the retainer 6, and the retainer 6 is positioned at the detecting position when the window beam of the retainer 6 is clamped into the notch 30.

In actual operation, since the moving probe needs to be moved, in order to prevent the moving probe from deflecting and causing the measurement accuracy to decrease, the embodiment further includes a fixing plate 9, where the fixing plate 9 abuts against the outer diameter edge of the to-be-measured holder 6, and limits the movement of the holder 6 along the direction of the vertical positioning plate 3.

Specifically, as shown in fig. 1, the arcuate retainer 6 to be measured moves along the direction of the positioning plate 3 until the window beam thereof is clamped into the notch 30 of the positioning plate 3, at this time, the fixing plate 9, i.e., the small-side circular arc surface of the L-shaped plate in the figure abuts against the outer diameter edge of the retainer 6 to be measured, thereby restricting the arcuate retainer 6 in two directions.

In addition, the L-shaped plate can be detachably arranged on the surface of the detection table 5, the position of the L-shaped plate is changed or different L-shaped plates are replaced, the arc-shaped retainers 6 with different diameters can be limited, and the operation is simple and convenient.

In order to enable the gauge of the application to be adaptable to the bow-shaped retainers 6 with various dimensions, the fixed gauge head assembly 2 and the movable gauge head assembly 1 are arranged on the first sliding block 80, the first sliding block 80 is connected with the displacement mechanism 8, the displacement mechanism 8 acts to enable the first sliding block 80 to move, and the fixed gauge head and the movable gauge head synchronously move to change the interval between the fixed gauge head and the positioning plate 3.

The specific structures of the movable probe assembly 1 and the fixed probe assembly 2 are shown in fig. 3, the movable probe assembly 1 further comprises a movable probe pad 12, a movable probe bracket 13, a second slide block 14, a slide rail 15 and a movable probe fixing plate 16 which are sequentially arranged below the movable probe 10, the second slide block 14 can move on the slide rail 15 to drive the movable probe bracket 13, the movable probe pad 12 and the movable probe above to move, and the movable probe fixing plate 16 is arranged on the first slide block 80; the fixed probe assembly 2 includes a fixed probe and a fixed probe pad 21, and the fixed probe pad 21 is disposed on the first slider 80.

The specific structure of the measuring assembly 4 is as shown in fig. 3, the measuring assembly 4 comprises a dial indicator/dial indicator 40 and a measuring piece fixing frame, the measuring piece fixing frame is vertically connected with an extension part of the movable measuring head fixing plate 16 in the moving direction of the second sliding block 14, the extension part of the movable measuring head bracket 13 in the moving direction of the second sliding block 14 forms an abutting piece 11, and the design of the extension part reduces the whole measuring tool parts, so that the whole measuring tool is favorable for disassembly, assembly and replacement.

Considering that the tool for detecting the arc-shaped retainer 6 needs to be repeated for a plurality of times, and the measured value of the window hole of the arc-shaped retainer 6 with unqualified actual verticality is actually a slight value difference from the qualified value, in this embodiment, the moving direction of the second sliding block 14 is provided with the limiting plate 7, the moving probe bracket 13 is connected with the limiting plate 7 through the spring limiting post 70, so that moving reset is realized, after the previous window hole is measured, the moving probe can return to the initial position corresponding to the fixed probe, so that other window holes can be measured, the detection efficiency is improved, and the structural design is more reasonable.

As shown in FIG. 3, the displacement mechanism 8 comprises an adjusting screw 81, a guide rod 82 and screw fixing blocks 83, the screw fixing blocks 83 are connected to the lower end face of the detection table 5, the first sliding block 80 is provided with a matching hole and a guide hole, the adjusting screw 81 and the guide rod 82 respectively penetrate through the matching hole and the guide hole and are connected with the screw fixing blocks 83 on two sides, a handle 84 is arranged at the end part of the adjusting screw 81, and the handle 84 is screwed to enable the adjusting screw 81 to rotate so that the first sliding block 80 moves.

The utility model can be realized by adopting or referring to the prior art at the places which are not described in the utility model.

In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. However, it is noted that a direct connection indicates that two bodies connected together do not form a connection relationship by an excessive structure, but are connected to form a whole by a connection structure. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The description as it relates to "first", "second", etc. in the present utility model is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that various modifications and substitutions are possible within the scope of the present utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims (10)

1. An arcuate bearing cage window beam tilt measurement tooling, comprising:

remove gauge head subassembly, fixed gauge head subassembly and measurement subassembly, remove gauge head subassembly including removing gauge head and butt spare, fixed gauge head subassembly is including fixed gauge head, remove gauge head and fixed gauge head shape size the same and vertical correspondence, the holder is equipped with the detection position, makes during the detection fixed gauge head pastes tight holder and presses domatic lower extreme, remove the gauge head and locate the holder and press domatic upper end, remove the gauge head and remove towards the window roof beam of both sides, when removing the gauge head and remove, drive butt spare butt measurement subassembly's gauge head, make the reading change of measurement spare to reflect the gradient of holder window roof beam.

2. The arcuate bearing cage window beam tilt measurement tool of claim 1, wherein the fixed gauge head and the mobile gauge head are circular arc plates that fit the size of the cage window aperture.

3. The tool for measuring the inclination of the window beam of the arched bearing retainer according to claim 1, wherein the movable probe assembly, the fixed probe assembly and the measuring assembly are arranged on the detection table, a positioning plate is further arranged along the direction of the fixed probe, the positioning plate is provided with a notch, the notch is adapted to the shape of the window beam of the retainer, and the retainer is positioned at the detection position when the window beam of the retainer is clamped into the notch.

4. A tool for measuring inclination of an arched bearing retainer window beam according to claim 3, wherein the fixed probe assembly and the movable probe assembly are both provided on a first slider, the first slider is connected to a displacement mechanism, and the displacement mechanism acts to move the first slider to move the fixed probe and the movable probe in synchronization to change the interval with the positioning plate.

5. The tool for measuring the inclination of the window beam of the arched bearing retainer according to claim 4, wherein the displacement mechanism comprises an adjusting screw, a guide rod and screw fixing blocks, the screw fixing blocks are connected to the lower end face of the detection table, the first sliding block is provided with a matching hole and a guide hole, the adjusting screw and the guide rod respectively penetrate through the matching hole and the guide hole and are connected with the screw fixing blocks on two sides, a handle is arranged at the end part of the adjusting screw, and screwing the handle enables the adjusting screw to rotate so that the first sliding block moves.

6. The tool for measuring the inclination of the window beam of the arched bearing retainer according to claim 1, wherein the movable probe assembly further comprises a movable probe pad, a movable probe support, a second slide block, a slide rail and a movable probe fixing plate which are sequentially arranged below the movable probe, and the second slide block can move on the slide rail to drive the movable probe support, the movable probe pad and the movable probe above.

7. The tool for measuring the inclination of the window beam of the arched bearing retainer according to claim 6, wherein a limiting plate is arranged in the moving direction of the second sliding block, and the movable measuring head bracket is connected with the limiting plate through a spring limiting column so as to realize movable reset.

8. The tool for measuring the inclination of the window beam of the arched bearing retainer according to claim 7, wherein the measuring assembly comprises a dial indicator/dial indicator and a measuring piece fixing frame, the measuring piece fixing frame is vertically connected with an extension part of the movable measuring head fixing plate in the moving direction of the second sliding block, and the extension part of the movable measuring head bracket in the moving direction of the second sliding block forms an abutting piece.

9. The tool for measuring the inclination of the window beam of the arched bearing cage according to claim 3, further comprising a fixing plate abutting against the outer diameter edge of the cage to be measured, limiting the movement of the cage in the direction of the vertical positioning plate.

10. The tool for measuring the inclination of the window beam of the arched bearing retainer of claim 9, wherein the fixed plate is an L-shaped plate, and the L-shaped plate is detachably arranged on the detection table top.