CN219640832U - A bearing pad back runout detection tool - Google Patents

Abstract

The utility model discloses a tooling for detecting the beating degree of the back of a bearing pad, which belongs to the technical field of detecting the bearing pad and solves the problems of long time consumption and high cost of the existing tooling for detecting the beating degree of the backing of the bearing pad. The detection tool includes a bearing pad mold, an arc-shaped positioning plate matching the bearing pad is provided at the middle position of the bearing pad mold, a clamp arm pin seat is provided at one end of the bearing pad mold, and the clamp arm pin A clamping arm for pressing the bearing bush is rotated on the seat, a clamping block is provided at one end of the clamping arm, and a clamping assembly for driving the rotation of the clamping arm is provided above the other end of the clamping arm. The above-mentioned clamping assembly is installed on the bearing pad mold, and one side of the bearing pad mold is provided with a beating reference seat, and the beating reference seat is provided with a supporting mandrel. The tool for detecting the runout of the back of the bearing pad of the utility model can quickly detect the runout of the back of the bearing pad, effectively improve the quality of the product, and has the characteristics of convenient use and strong practicability.

Description

A bearing pad back runout detection tool

technical field

The utility model relates to the technical field of bearing pad detection, in particular to a bearing pad back runout detection tool.

Background technique

The bearing pad is the contact part of the sliding bearing and the journal. The shape is a tile-like semi-cylindrical surface, which is very smooth. It is generally made of wear-resistant materials such as bronze and anti-friction alloy. In special cases, it can be made of wood, engineering plastics or rubber. production. Diesel engine bearings are an important part of diesel engine kinematics. The quality of the bearings seriously affects the reliability of the diesel engine. The bearings usually measure the height of the radius and the runout of the back of the bearing. There are many fixtures with high detection radii on the market. However, there are few tools for testing the runout of the bearing pad. Usually, the three-coordinate detection on the platform is used to detect the runout of the bearing pad. Factory quality and can quickly detect the pad back runout of the bearing pad, and there is an urgent need for a bearing pad back pad runout detection tool.

Utility model content

The technical problem to be solved by the utility model is to aim at the above-mentioned deficiencies in the prior art, and provide a tool for detecting the runout of the back of the bearing pad, which can quickly detect the runout of the back of the bearing pad, effectively improve the quality of the product, and is easy to use and practical. Strong features.

The technical solution adopted by the utility model is: a tool for detecting the runout of the back of the bearing pad, including the bearing pad mold, the middle position of the bearing pad mold is provided with an arc-shaped positioning plate matching the bearing pad, and the bearing pad One end of the tire is provided with a clamping arm pin seat, and a clamping arm for pressing the bearing bush is rotated on the clamping arm pin seat, and a clamping block is provided at one end of the clamping arm. A clamping assembly for driving the rotation of the clamping arm is provided above one end. The clamping assembly is installed on the bearing pad mold, and a jumping reference seat is provided on one side of the bearing pad molding, and a jumping reference seat is set on the jumping reference seat. There is a table supporting spindle, and a dial indicator seat is provided slidingly on the outer surface of one end of the supporting table spindle close to the arc-shaped positioning plate, and a dial indicator for detecting the beating degree of the back of the bearing bush is provided on the said dial indicator seat.

As a further improvement, the bearing pad mold on one side of the arc-shaped positioning plate is provided with a bearing pad anti-rotation block, and the pressing block is arranged under the other side of the arc-shaped positioning plate.

Further, a guide groove is opened on the arc-shaped positioning plate, and the detection end of the dial gauge passes through the guide groove and contacts with the back of the bearing bush.

Further, the bearing pad mold includes a bottom plate and a vertical plate, the vertical plate is vertically installed on the bottom plate, and the arc-shaped positioning plate, clamp arm pin seat and clamping assembly are all installed on the vertical plate.

Further, the clamping assembly includes a nut seat and an adjusting screw, the nut seat is installed on the bearing pad, the adjusting screw is threaded on the nut seat, and the adjusting screw passes through the nut seat contact with the clamp arm.

Further, a compression spring is provided between the pressing block and the bearing pad mold.

Further, the axis line of the table holder spindle is on the same line as the center line of the arc-shaped positioning plate, and the radius of the table holder spindle is the same as that of the bearing bush.

Further, the middle position of the clamping arm is rotatably mounted on the clamping arm pin seat through the clamping arm pin.

Further, there are installation grooves on both sides of the bottom of the bearing pad form.

Further, the bearing pad mold and the runout reference seat are connected by a plurality of connecting bolts.

Beneficial effect

Compared with the prior art, the utility model has the following advantages:

The utility model is a tool for detecting the runout of the back of the bearing bush. A bearing bush to be measured is placed in an arc-shaped positioning plate, and one end of the bearing bush is limited by the limit of the anti-rotation block of the bearing bush. By rotating the adjusting screw, one end of the clamping arm is pushed. Turn down, and under the action of the lever, the other end of the clamping arm moves upward, and the other end of the bearing bush is pressed by the pressing block. After the bearing bush is installed, zero adjustment is performed by using a dial gauge to touch the back of the bearing bush, and then slide The dial gauge seat moves along the outer surface of the spindle of the supporting gauge, and the dial gauge seat moves the dial gauge on the back of the bearing bush for half a circle. By observing the numerical changes on the dial gauge, the back of the bearing bush can be quickly measured. Runout, so that the quality of the bearing can be quickly judged, which is beneficial to the quality monitoring of the bearing and improves the factory quality of the bearing. It has the characteristics of strong practicability and wide application range.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of the present utility model;

Fig. 2 is a schematic diagram of the front view of the utility model.

Among them: 1-bearing mold, 2-arc positioning plate, 3-clamp arm pin seat, 4-clamping assembly, 5-clamping arm, 6-jump reference seat, 7-supporting table mandrel, 8-pressure Tight block, 9-arm pin, 10-dial indicator, 11-base plate, 12-vertical plate, 13-dial indicator seat, 14-guide groove, 15-compression spring, 16-bearing anti-rotation block, 17- Connecting bolt, 41-adjusting screw rod, 42-nut seat.

Detailed ways

The utility model will be further described below in conjunction with the specific embodiments in the accompanying drawings.

As shown in Figure 1-2, a tool for detecting the runout of the bearing pad back of the present invention includes a bearing pad mold 1, and an arc-shaped positioning plate 2 matching the bearing pad is arranged at the middle position of the bearing pad mold 1. One end of the mold 1 is provided with a clamp arm pin seat 3, on which the clamp arm pin seat 3 is rotated and provided with a clamping arm 5 for pressing the bearing bush, one end of the clamp arm 5 is provided with a compression block 8, and the other end of the clamp arm 5 is above the There is a clamping assembly 4 for driving the clamping arm 5 to rotate, and the clamping assembly 4 is installed on the bearing pad mold 1, and the side of the bearing pad mold 1 is provided with a beating reference seat 6, and the beating reference seat 6 is provided with a watch center Axis 7 is provided with a dial indicator seat 13 for sliding on the outer surface of one end of the supporting table mandrel 7 near the arc-shaped positioning plate 2. The dial indicator seat 13 is provided with a dial indicator 10 for detecting the beating degree of the back of the bearing bush. The measured bearing is placed in the arc-shaped positioning plate 2, and one end of the bearing is limited by the anti-rotation block 16 of the bearing. By rotating the adjusting screw 41, one end of the clamping arm 5 is pushed to rotate downward. Under the action of the lever, the clamping arm The other end of 5 moves upwards, and presses the other end of the bearing bush through the pressing block 8. After the bearing bush is installed, use the dial gauge 10 to contact the back of the bearing bush to perform zero adjustment, and then slide the dial gauge seat 13 along the center of the supporting gauge. The outer surface of the shaft 7 moves, and the dial gauge seat 13 moves half a circle on the back of the bearing bush with the dial gauge 10. By observing the numerical change on the dial gauge 10, the beating degree of the back of the bearing bush can be quickly measured, so that Quickly judging the quality of the bearing pad is beneficial to the quality monitoring of the bearing pad and improving the factory quality of the bearing pad.

Specifically, the bearing pad mold 1 on one side of the arc-shaped positioning plate 2 is provided with a bearing pad anti-rotation block 16, the pressing block 8 is arranged under the other side of the arc-shaped positioning plate 2, and the bearing pad anti-rotation block 16 One end is limited, and under the action of the clamping assembly 4, the pressing block 8 presses the other end of the bearing bush to complete the installation and fixation of the bearing bush.

Preferably, a guide groove 14 is provided on the arc-shaped positioning plate 2, and the detection end of the dial indicator 10 passes through the guide groove 14 to contact with the back of the bearing bush, and the guide groove 14 plays a guiding role, so that the detection end of the dial gauge 10 The back of the bearing pad can be moved along the guide groove 14 to detect the degree of runout of the back of the bearing pad.

Further, the bearing pad mold 1 includes a bottom plate 11 and a riser 12, the riser 12 is vertically installed on the bottom plate 11, the arc positioning plate 2, the clamp arm pin seat 3 and the clamping assembly 4 are all installed on the riser 12, the bottom plate 11 and riser 12 integral molding, is convenient to manufacture.

Further, the clamping assembly 4 includes a nut seat 42 and an adjusting screw 41, the nut seat 42 is mounted on the bearing pad mold 1, the adjusting screw 41 is threadedly connected to the nut seat 42, and the adjusting screw 41 passes through the nut seat 42 and is clamped The arm 5 is in contact, and by rotating the adjusting screw 41, one end of the clamping arm 5 is pushed to rotate downward. On the shape positioning plate 2, adopt the pressing mode of machinery, simple and quick.

Further, a compression spring 15 is provided between the pressing block 8 and the bearing pad mold 1, and the adjusting screw 41 is rotated, and the pressing block 8 on the clamping arm 5 loosens the compression on the bearing pad, and under the action of the compression spring 15 , can be quickly reset for the next bearing pad inspection.

Further, the axis line of the supporting table mandrel 7 is on the same line as the center line of the arc positioning plate 2, and the radius of the supporting table mandrel 7 is the same as the radius of the bearing bush, and the dial indicator seat 13 is along the supporting table mandrel 7 Move outside to ensure that it is consistent with the radian of the bearing bush, which can ensure accurate measurement results.

Further, the middle position of the clamping arm 5 is rotatably mounted on the clamping arm pin seat 3 through the clamping arm pin 9 , so that the clamping arm 5 can rotate smoothly on the clamping arm pin seat 3 .

Further, both sides of the bottom of the bearing pad mold 1 are provided with installation grooves, and bolts are used to pass through the installation grooves, so as to install and fix the bearing pad mold 1 on the workbench.

Further, the bearing pad mold 1 and the runout reference seat 6 are connected by a plurality of connecting bolts 17, and the connecting bolts 17 are used for detachable installation, which facilitates the disassembly and assembly of the two.

When the bearing pad back runout detection tool of this embodiment is used, a bearing pad to be measured is placed in the arc-shaped positioning plate 2, and one end of the bearing pad is limited by the bearing pad anti-rotation block 16, and the adjusting screw 41 is rotated. , to push one end of the clamping arm 5 to rotate downward, and under the action of the lever, the other end of the clamping arm 5 moves upward, and the other end of the bearing bush is pressed by the pressing block 8. After the bearing bush is installed, the dial gauge 10 Contact the back of the bearing bush for zero adjustment, and then slide the dial indicator seat 13 to move along the outer surface of the supporting meter spindle 7, and the dial indicator seat 13 moves half a circle on the back of the bearing bush with the dial indicator 10. By observing the dial indicator The numerical changes in Table 10 can quickly measure the runout of the back of the bearing pad, so that the quality of the bearing pad can be quickly judged, which is beneficial to the quality monitoring of the bearing pad and improves the factory quality of the bearing pad. The tool for detecting the runout of the back of the bearing pad of the utility model can quickly detect the runout of the back of the bearing pad, effectively improve the quality of the product, and has the characteristics of convenient use and strong practicability.

The above is only the preferred embodiment of the present utility model, it should be pointed out that for those skilled in the art, under the premise of not departing from the structure of the present utility model, some deformations and improvements can also be made, and these will not affect the present utility model. Effects of utility model implementation and practicability of patents.

Claims (10)

1. A bearing pad back runout detection tool, characterized in that it includes a bearing pad mold (1), and the middle position of the bearing pad mold (1) is provided with an arc-shaped positioning plate (2 ), one end of the bearing pad mold (1) is provided with a clamp arm pin seat (3), and the clamp arm pin seat (3) is rotated to be provided with a clamping arm (5) for pressing the bearing pad, and the A clamping block (8) is provided at one end of the clamping arm (5), and a clamping assembly (4) for driving the clamping arm (5) to rotate is provided above the other end of the clamping arm (5). The clamping assembly (4) is installed on the bearing pad mold (1), and one side of the bearing pad tire (1) is provided with a beating reference seat (6), and the beating reference seat (6) is provided with a bracket Table mandrel (7), near the outer surface of one end of the supporting watch mandrel (7) of the arc positioning plate (2) is provided with a dial indicator seat (13), on the said dial indicator seat (13) A dial gauge (10) for detecting the back runout of the bearing bush is provided. 2. A bearing pad back runout detection tool according to claim 1, characterized in that, a bearing pad anti-rotation block ( 16), the pressing block (8) is arranged under the other side of the arc positioning plate (2). 3. A bearing pad back runout detection tool according to claim 1, characterized in that, said arc positioning plate (2) is provided with a guide groove (14), and said dial indicator (10 ) detection end through the guide groove (14) and in contact with the back of the bearing bush. 4. A bearing pad back runout detection tool according to claim 1, characterized in that, the bearing pad mold (1) includes a bottom plate (11) and a riser (12), and the riser ( 12) Vertically installed on the bottom plate (11), the arc positioning plate (2), clamp arm pin seat (3) and clamping assembly (4) are all installed on the vertical plate (12). 5. A bearing pad back runout detection tool according to claim 1, characterized in that, the clamping assembly (4) includes a nut seat (42) and an adjusting screw (41), and the nut seat (42) Installed on the bearing pad mold (1), the adjusting screw (41) is threaded on the nut seat (42), and the adjusting screw (41) passes through the nut seat (42) and is clamped Arm (5) contacts. 6 . The bearing pad back runout detection tool according to claim 1 , characterized in that a compression spring ( 15 ) is provided between the pressing block ( 8 ) and the bearing pad mold ( 1 ). 7. A bearing pad back runout detection tool according to claim 1, characterized in that, the axis line of the table support spindle (7) and the center line of the arc positioning plate (2) are located on the same straight line , and the radius of the supporting table mandrel (7) is the same as that of the bearing bush. 8. A bearing pad back runout detection tool according to claim 1, characterized in that, the middle position of the clamping arm (5) is mounted on the clamping arm pin seat (3) by rotating the clamping arm pin (9). )superior. 9. The bearing pad back runout detection tool according to claim 1, characterized in that, both sides of the bottom of the bearing pad mold (1) are provided with installation grooves. 10. A bearing pad back runout detection tool according to claim 1, characterized in that, the bearing pad mold (1) and the runout reference seat (6) are connected by a plurality of connecting bolts (17) .