CN211121125U - Automatic alignment measuring mechanism for bearing ring channel measurement - Google Patents

Abstract

The utility model discloses a measuring mechanism for automatic alignment of bearing ring channel measurement, including displacement unit and measuring unit, the displacement unit includes base plate, jack-up cylinder, alignment cylinder, and the piston rod of alignment cylinder is connected with the alignment board, and the alignment board has the standard component and places the hole; the measuring unit includes the riser and can be the open-close plate of opening and shutting the motion for the riser, and riser department is fixed with the measurement cylinder, and the piston rod of measuring the cylinder can promote the open-close plate and make the motion that opens and shuts, and the open-close plate still is fixed with the ejector pin, and riser department is fixed with the displacement sensor who detects the ejector pin displacement, and riser department is fixed with first gauge head, and open-close plate department is fixed with the second gauge head. The structure greatly improves the accuracy of product measurement, effectively avoids the problem of meter running during long-time measurement, and greatly improves the quality of products.

Description

Automatic alignment measuring mechanism for bearing ring channel measurement

Technical Field

The utility model relates to a bearing field, concretely relates to be used for bearing ring channel to measure automatic measurement mechanism to mark.

Background

The bearing is an important part in the modern mechanical equipment, and is mainly used for determining the relative movement position of a rotating shaft and other parts, supporting a mechanical rotating body, reducing the friction coefficient in the movement process of the mechanical rotating body and ensuring the rotation precision of the mechanical rotating body. The bearing needs to detect each part of the bearing during production overshoot, for example, the size of a channel of a bearing ring, the existing detection mode is to detect by using a displacement sensor in cooperation with a corresponding mechanical structure, but after one end is detected, certain errors are generated due to the movement of the mechanical part and the abrasion of a measuring head, so that calibration is needed, and automatic calibration is necessary because the automatic production line is in use.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the utility model aims at overcoming prior art's defect, provide a measuring mechanism that is used for bearing ring channel to measure automatic calibration.

The technical scheme is as follows: a measuring mechanism for automatic alignment of bearing ring channel measurement comprises a displacement unit and a measuring unit, wherein the displacement unit comprises a base plate, a jacking cylinder mounting plate, a jacking cylinder arranged on the jacking cylinder mounting plate, an alignment cylinder mounting plate and an alignment cylinder arranged on the alignment cylinder mounting plate; the measuring unit comprises a vertical plate fixed with the base plate and a split plate capable of doing opening and closing movement relative to the vertical plate, a measuring cylinder is fixed at the vertical plate, a guide pillar is fixed at the measuring cylinder, a through hole penetrated by the guide pillar is formed in the split plate, a stop block is arranged at the end part of the guide pillar, a spring is arranged between the split plate and the stop block, a piston rod of the measuring cylinder can push the split plate to do opening and closing movement, a push rod is further fixed on the split plate, a displacement sensor for detecting the displacement of the push rod is fixed at the vertical plate, a first measuring head is fixed at the vertical plate, and a second measuring head is fixed at the split plate.

Further, the jacking cylinder mounting plate is fixedly connected with the base plate through a stand column, and the alignment cylinder mounting plate is fixedly connected with the base plate.

Further, the plywood fixedly connected with ejector pin mounting panel, ejector pin is installed to ejector pin mounting panel department.

Furthermore, the ejector rod mounting plate is provided with two clamping arms to clamp and fix the ejector rod, and the ejector rod is used for being abutted against the displacement sensor.

Further, the side of the first measuring head facing the second measuring head is provided with 1 bulge, and the side of the second measuring head facing the first measuring head is provided with 2 bulges.

Further, the protrusion is spherical crown shaped or hemispherical, and the protrusion abuts against the channel for measurement.

Further, the top of riser has first connecting block, the top of open-close plate is fixed with the second connecting block, first connecting block has first inclined plane and first inclined plane down, the second connecting block has inclined plane and second inclined plane down on the second, equal fixedly connected with shell fragment between inclined plane and the second under the first inclined plane and between first inclined plane and the second on the inclined plane. Namely, an elastic sheet is fixedly connected between the first upper inclined plane and the second lower inclined plane; an elastic sheet is also fixedly connected between the first lower inclined plane and the second upper inclined plane.

Further, the number of the elastic sheets is 4.

A plurality of shell fragments make articulated more powerful stable, and after opening and shutting many times, also be difficult for taking place positional deviation.

Further, the measuring cylinder is provided with a threaded hole, and the guide pillar is in threaded connection with the cylinder.

Further, the opening plate has a screw through hole, screw through hole department have can with measure the threaded rod of cylinder piston rod butt, threaded rod department still have with the threaded rod with dead lock nut of opening plate relative position lock.

Thereby set up threaded rod and lock nut, can adjust the position of threaded rod for the plywood, can adjust.

Furthermore, a jacking block is fixed at a piston rod of the jacking cylinder and can penetrate through a through hole of the base plate to jack the standard component.

Has the advantages that: the utility model discloses a device can utilize the standard component to calibrate after measuring certain number of times when measuring bearing ring's channel to realize automatic calibration operation, consequently be favorable to improving measuring precision and measuring efficiency. The structure greatly improves the accuracy of product measurement, effectively avoids the problem of meter running during long-time measurement, and greatly improves the quality of products.

Drawings

FIG. 1 is a first angular schematic view of a measurement mechanism;

FIG. 2 is a second angular schematic view of the measurement mechanism;

fig. 3 is a schematic view of the combination of the opening plate and the measuring cylinder.

Detailed Description

Reference numerals: 1 a substrate; 1.1 jacking up the cylinder mounting plate; 1.2 upright posts; 1.3 jacking up the cylinder; 1.3.1 jacking block; 1.4 through holes; 2, aligning the cylinder mounting plates; 2.1 aligning a standard air cylinder; 2.2 aligning the target plates; 2.3 standard parts; 3, a vertical plate; 3.1 displacement sensor; 3.2 measuring the cylinder; 3.2.1 threaded rod; 3.2.2 locking the nut; 3.3 first connecting block; 3.4, guiding columns; 3.5 a stop block; 3.6 a spring; 3.7 a first probe; 3.7.1 a first spherical crown shaped embossment; 4, opening and closing the board; 4.1 a second connecting block; 4.2 a second probe; 4.2.1 second spherical crown shaped bulge; 4.3 installing the ejector rod; 4.4, a mandril; 5 spring pieces.

A measuring mechanism for automatic alignment of bearing ring channel measurement comprises a displacement unit and a measuring unit, wherein the displacement unit comprises a base plate 1, a jacking cylinder mounting plate 1.1, a jacking cylinder 1.3 mounted on the jacking cylinder mounting plate 1.1, an alignment cylinder mounting plate 2 and an alignment cylinder 2.1 mounted on the alignment cylinder mounting plate 2, a piston rod of the alignment cylinder 2.1 is connected with an alignment plate 2.2, the alignment plate 2.2 is provided with a standard part placing hole, and when the alignment plate is pushed to the position above the jacking cylinder 1.3 by the alignment cylinder 2.2, the jacking cylinder 1.3 can jack up the standard part 2.3 in the alignment plate 2.2; the measuring unit comprises a vertical plate 3 fixed with the base plate 1 and a cut-off plate 4 capable of doing opening and closing movement relative to the vertical plate 3, a measuring cylinder 3.2 is fixed at the vertical plate 3, a guide pillar 3.4 is fixed at the measuring cylinder 3.2, a through hole penetrated by the guide pillar is formed at the cut-off plate 4, a stop block 3.5 is arranged at the end part of the guide pillar, a spring is arranged between the cut-off plate and the stop block, a piston rod of the measuring cylinder 3.2 can push the cut-off plate 4 to do opening and closing movement, a mandril 4.4 is further fixed on the cut-off plate, a displacement sensor 3.1 for detecting the displacement of the mandril is fixed at the vertical plate, a first measuring head 3.7 is fixed at the vertical plate 3, and a second measuring head 4.2 is fixed at.

Jacking cylinder mounting panel 1.1 through stand 1.2 with 1 fixed connection of base plate, to mark cylinder mounting panel 2 with 1 fixed connection of base plate. The opening plate 4 is fixedly connected with an ejector rod mounting plate 4.3, and an ejector rod 4.4 is mounted at the ejector rod mounting plate 4.3. The side of the first measuring head 3.7 facing the second measuring head 4.2 has 1 spherical cap shaped bulge 3.7.1 and the side of the second measuring head facing the first measuring head has 2 spherical cap shaped bulges. The top of riser has first connecting block 3.3, the top of opening plate 4 is fixed with second connecting block 4.1, first connecting block 3.3 has first inclined plane and first inclined plane down, second connecting block 4.1 has inclined plane and second inclined plane down on the second, equal fixedly connected with shell fragment 5 between the inclined plane and the second under the inclined plane and on first inclined plane and the second under the inclined plane on the first inclined plane and the second. The number of the elastic sheets 5 is 4. The measuring cylinder is provided with a threaded hole, and the guide pillar is in threaded connection with the cylinder. Open-close plate 4 has the screw through-hole, screw through-hole department have can with the threaded rod 3.2.1 of measuring the cylinder piston rod butt, threaded rod 3.2.1 department still have with threaded rod 3.2.1 with open-close plate 4 dead lock nut 3.2.2 of relative position lock. A jacking block 1.3.1 is fixed at a piston rod of the jacking cylinder 1.3, and the jacking block 1.3.1 can penetrate through a through hole 1.4 of the base plate 1 to jack up the standard component 2.3.

As shown in the figure, the measuring cylinder can push the open-close plate to open the open-close plate by a large angle, so that the ferrule to be measured enters the space between the first measuring head and the second measuring head to be measured, when the size of the channel is unqualified, the position of the ejector rod is different relative to the qualified size of the channel, and therefore the signals of the displacement sensors are different, and whether the size of the channel to be measured is qualified is judged.

During operation, the standard air cylinder drives the standard plate to do front-back linear motion, the jacking air cylinder drives the jacking block to do vertical linear motion, the measuring air cylinder drives the second measuring head to do opening and closing motion, and the standard part is stored in the middle of the standard plate to do front-back motion along with the standard plate. When the measured product reaches and sets for automatic benchmarking number of times, move the top of jack-up piece to target board and standard component to the action of mark cylinder drive, jack-up cylinder action drives jack-up piece and standard component and rises this moment, and the second gauge head of simultaneous measurement cylinder action opens and shuts and measures the standard component, accomplishes the benchmarking.

Although the invention has been shown and described with respect to the preferred embodiments, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the scope of the invention as defined in the following claims.

Claims (10)

1. The measuring mechanism for automatically aligning the bearing ring channel is characterized by comprising a displacement unit and a measuring unit, wherein the displacement unit comprises a base plate, a jacking cylinder mounting plate, a jacking cylinder mounted on the jacking cylinder mounting plate, an alignment cylinder mounting plate and an alignment cylinder mounted on the alignment cylinder mounting plate; the measuring unit comprises a vertical plate fixed with the base plate and a split plate capable of doing opening and closing movement relative to the vertical plate, a measuring cylinder is fixed at the vertical plate, a guide pillar is fixed at the measuring cylinder, a through hole penetrated by the guide pillar is formed in the split plate, a stop block is arranged at the end part of the guide pillar, a spring is arranged between the split plate and the stop block, a piston rod of the measuring cylinder can push the split plate to do opening and closing movement, a push rod is further fixed on the split plate, a displacement sensor for detecting the displacement of the push rod is fixed at the vertical plate, a first measuring head is fixed at the vertical plate, and a second measuring head is fixed at the split plate.

2. The automatic benchmarking mechanism for bearing ring channel measurement according to claim 1, wherein the jacking cylinder mounting plate is fixedly connected with the base plate through a pillar, and the benchmarking cylinder mounting plate is fixedly connected with the base plate.

3. The automatic alignment mark measuring mechanism for the bearing ring channel measurement as claimed in claim 1, wherein the open close plate is fixedly connected with a mandril mounting plate, and a mandril is mounted at the mandril mounting plate.

4. The automatic targeting measuring mechanism for bearing ring channel measurement according to claim 1, wherein the side of the first probe facing the second probe has 1 protrusion and the side of the second probe facing the first probe has 2 protrusions.

5. The automatic targeting measurement mechanism for bearing ring channel measurement according to claim 4, characterized in that 3 protrusions are all hemispherical protrusions.

6. The automatic alignment mark measuring mechanism for the bearing ring groove measurement as claimed in claim 1, wherein the top end of the vertical plate is provided with a first connecting block, the top end of the opening plate is fixed with a second connecting block, the first connecting block is provided with a first upper inclined surface and a first lower inclined surface, the second connecting block is provided with a second upper inclined surface and a second lower inclined surface, and spring pieces are fixedly connected between the first upper inclined surface and the second lower inclined surface and between the first lower inclined surface and the second upper inclined surface.

7. The automatic alignment mark measuring mechanism for the bearing ring channel measurement as claimed in claim 6, wherein the number of the spring pieces is 4.

8. The automatic alignment mark measuring mechanism for the bearing ring channel measurement as claimed in claim 1, wherein the measuring cylinder has a threaded hole, and the guide post is threadedly connected to the cylinder.

9. The automatic alignment measuring mechanism for the bearing ring channel measurement as claimed in claim 1, wherein the open plate has a threaded through hole, a threaded rod capable of abutting against a piston rod of the measuring cylinder is arranged at the threaded through hole, and a locking nut for locking the relative position of the threaded rod and the open plate is further arranged at the threaded rod.

10. The automatic alignment measuring mechanism for the bearing ring channel measurement according to claim 1, wherein a jacking block is fixed at a piston rod of the jacking cylinder, and the jacking block can jack up the standard component through a through hole of the base plate.

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