Mechanism for measuring hole position degree

Abstract

The utility model relates to the technical field of measuring mechanisms, in particular to a hole position degree measuring mechanism, which comprises a mounting table for mounting an xy-axis moving platform, a measuring head mounted on the xy-axis moving platform, and a bracket for mounting a detection rod, the side, located on the inner side of the support, of the detection rod is installed on the xy-axis moving platform in a sliding mode. The first air cylinder and the second air cylinder are used for driving the second platform to move in the x-axis and y-axis horizontal directions, the second platform is used for driving the measuring head to move to the position below a hole needing to be measured, at the moment, the detection rod is influenced by the second platform to move, and movement of the detection rod is monitored through the sensor. And the computer calculates the position degree of the hole according to data measured by the sensor, so that the measurement efficiency and accuracy of the position degree of the hole can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to measuring mechanism technical field especially relates to a kind of for measuring hole position degree mechanism. BACKGROUND

[0002] In the production of workpiece, workpiece is often batch production, and sampling detection is carried out in each batch of workpiece, so as to timely scrap unqualified workpiece, when the position degree of workpiece is unqualified, workpiece may be completely unable to install and use subsequently, so it needs to use the detection device of workpiece position degree.

[0003] In the prior art, manual cooperation position degree meter is mostly used to measure the position degree of part hole, but the measuring tool library is complex, and needs to be configured by the inspector, and the position of part hole is variable, so the inspector needs to frequently replace the corresponding measuring tool, and the operation is cumbersome. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the problem that the inspector needs to frequently replace the corresponding measuring tool in the prior art, and proposes a kind of for measuring hole position degree mechanism.

[0005] To achieve the above object, the utility model adopts the following technical scheme:

[0006] A kind of for measuring hole position degree mechanism, the measuring hole position degree mechanism includes:

[0007] Mounting table for installing xy axis moving platform;

[0008] Probe mounted on the xy axis moving platform;

[0009] Support for installing detection rod, the detection rod is slidably installed on xy axis moving platform on the inside one side of the support.

[0010] Preferably, the xy axis moving platform includes:

[0011] First platform slidably mounted on the mounting table;

[0012] First mounting bracket mounted on the mounting table;

[0013] First cylinder mounted on the first mounting bracket, the output end of the first cylinder is fixedly connected with the first mounting bracket;

[0014] Second platform slidably mounted on the first platform;

[0015] Second mounting bracket mounted on the first platform;

[0016] Second cylinder mounted on the second mounting bracket, the output end of the second cylinder is fixedly connected with the second mounting bracket.

[0017] Preferably, the first platform and the second platform are square structures, and the first mounting frame and the second mounting frame are L-shaped structures.

[0018] Preferably, the bracket is provided with a movable through hole for movably sleeving the detection rod.

[0019] Preferably, the detection rod is provided with a sensor.

[0020] Compared with the prior art, the utility model has the following advantages:

[0021] In the utility model, the first cylinder and the second cylinder drive the second platform to move horizontally along the x-axis and the y-axis, and the probe is moved to a position below the hole to be measured by the second platform, at this time, the detection rod is affected by the second platform to move, and the movement of the detection rod is monitored by the sensor, and the computer calculates the position of the hole according to the data measured by the sensor, which helps to improve the measurement efficiency and accuracy of the hole position. BRIEF DESCRIPTION OF DRAWINGS

[0022] Fig. 1 The overall structure schematic view of the utility model is shown in the figure;

[0023] Fig. 2 The detection rod and sensor connection structure schematic view of the utility model is shown in the figure;

[0024] Fig. 3 The xy-axis moving platform structure schematic view of the utility model is shown in the figure.

[0025] In the figure:

[0026] 1, xy-axis moving platform; 101, first platform; 102, first mounting frame; 103, first cylinder; 104, second platform; 105, second mounting frame; 106, second cylinder;

[0027] 2, mounting table;

[0028] 3, probe;

[0029] 4, detection rod;

[0030] 5, bracket;

[0031] 6, sensor. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0033] Reference Figs. 1-3 A kind of measuring hole position degree mechanism, the measuring hole position degree mechanism includes xy axis moving platform 1, installation platform 2, measuring head 3, detection rod 4, support 5 and sensor 6, each component is set as follows:

[0034] Installation platform 2 is used to install xy axis moving platform 1, wherein xy axis moving platform 1 includes first platform 101, first mounting bracket 102, first cylinder 103, second platform 104, second mounting bracket 105 and second cylinder 106, each component is set as follows:

[0035] First platform 101 is slidably installed on installation platform 2, first mounting bracket 102 is installed on installation platform 2, first cylinder 103 is installed on first mounting bracket 102, the output end of first cylinder 103 is fixedly connected with first mounting bracket 102, second platform 104 is slidably installed on first platform 101, first platform 101 and second platform 104 are square structure, second mounting bracket 105 is installed on first platform 101, first mounting bracket 102 and second mounting bracket 105 are L-shaped structure, second cylinder 106 is installed on second mounting bracket 105, the output end of second cylinder 106 is fixedly connected with second mounting bracket 105, through the linkage operation of first cylinder 103 and second cylinder 106, so that second platform 104 can carry out horizontal motion in xy axis direction, the following is a variety of selectable installation mode of first platform 101 and second platform 104:

[0036] Slider and sliding groove, sliding groove is set up on the upper surface of installation platform 2 and the upper surface of first platform 101, and the slider slidably connected with the sliding groove is fixedly connected to the bottom end position of first platform 101 and the bottom end position of second platform 104, which can reduce the quality required to be increased when installation platform 2 is set with xy axis moving platform 1;

[0037] Slider and sliding rail, the sliding rail is fixedly connected to the upper surface of installation platform 2 and the upper surface of first platform 101, and the slider slidably connected with the sliding rail is fixedly connected to the bottom end position of first platform 101 and the bottom end position of second platform 104, by adding sliding rail, the original structure of installation platform 2 and first platform 101 can be avoided to be damaged when installation platform 2 is set with xy axis moving platform 1, which helps to protect the original structure of installation platform 2 from the influence of the structure caused by adding installation xy axis moving platform 1.

[0038] The measuring head 3 is installed on the xy-axis moving platform 1, the measuring head 3 is equipped with a telescopic electric cylinder, so that the measuring head 3 has telescopic property, the support 5 is used for mounting the detection rod 4, the detection rod 4 is slidably installed on the xy-axis moving platform 1 at the inner side of the support 5, and the detection rod 4 is arranged at a right angle with the mounting direction; the support 5 is provided with a movable through hole for movably sleeving the detection rod 4, so as to limit the movement track of the detection rod 4; the detection rod 4 is provided with a sensor 6, and the following is a plurality of optional implementation modes of the sensor 6:

[0039] Pneumatic sensing: a pneumatic sensor assembly is arranged on the detection rod 4, fluid pressure is applied to the sensing element, the displacement of the sensing element is measured to judge the pressure change of the gas, and the pressure change is converted into an electrical signal output; the data transmitted by the pneumatic sensor assembly is analyzed by the computer, and the displacement distance of the two detection rods 4 is obtained, so that the position degree of the measuring head 3 is measured, and whether the position degree of the hole is qualified is judged;

[0040] Capacitive sensing: a capacitive displacement sensor assembly is installed on the detection rod 4, when the detection rod 4 moves, the resistance of the moving end of the potentiometer changes, the change amount of the resistance reflects the displacement value, and the increase or decrease of the resistance indicates the direction of the displacement; the capacitance value change of the capacitive sensor is monitored, the data transmitted by the capacitive displacement sensor assembly is analyzed by the computer, and the displacement distance of the two detection rods 4 is obtained, so that the position degree of the measuring head 3 is measured, and whether the position degree of the hole is qualified is judged.

[0041] Magnetic induction: a magnetostrictive displacement sensor assembly is installed on the detection rod 4, the absolute position of the movable magnetic ring is accurately detected by a non-contact measurement and control technology to measure the actual displacement value of the detected product, the data transmitted by the magnetostrictive displacement sensor assembly is analyzed by the computer, and the displacement distance of the two detection rods 4 is obtained, so that the position degree of the measuring head 3 is measured, and whether the position degree of the hole is qualified is judged.

[0042] Through the above-mentioned various optional implementation modes of the sensor 6, the position degree of the hole can be effectively detected to achieve the purpose of automatic detection, which helps to reduce the working strength of the detection personnel and improve the measurement efficiency of the hole position degree.

[0043] It should be noted that the specific type and size of the first cylinder 103 and the second cylinder 106 are determined according to the actual size of the device, and the specific selection calculation method adopts the existing technology in the art, so it is not described here.

[0044] The function principle of the utility model can be described by the following operation mode:

[0045] The first cylinder 103 is started, the first cylinder 103 drives the first platform 101 to move horizontally, the first platform 101 drives the second platform 104 to move horizontally, the second cylinder 106 is started, the second cylinder 106 drives the second platform 104 to move horizontally, the second platform 104 drives the measuring head 3 to move to the position below the hole to be measured, the second platform 104 drives the detection rod 4 to move horizontally in the xy axis direction on the support 5, and the position movement of the detection rod 4 is monitored through the sensor 6, and then the position degree of the hole is judged.

[0046] The above is only the preferred specific implementation manner of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A bore location measuring mechanism, characterized by, The measuring hole position degree mechanism comprises: A mounting table (2) for mounting an xy-axis moving platform (1); A measuring head (3) mounted on the xy-axis moving platform (1); A bracket (5) for mounting a detection rod (4), the detection rod (4) being slidably mounted on the xy-axis moving platform (1) on one side inside the bracket (5).

2. A hole position measuring mechanism according to claim 1, wherein The xy-axis moving platform (1) comprises: A first platform (101) slidably mounted on the mounting table (2); A first mounting frame (102) mounted on the mounting table (2); A first air cylinder (103) mounted on the first mounting frame (102), the output end of the first air cylinder (103) being fixedly connected with the first mounting frame (102); A second platform (104) slidably mounted on the first platform (101); A second mounting frame (105) mounted on the first platform (101); A second air cylinder (106) mounted on the second mounting frame (105), the output end of the second air cylinder (106) being fixedly connected with the second mounting frame (105).

3. A hole position measuring mechanism according to claim 2, wherein The first platform (101) and the second platform (104) are square structures, and the first mounting frame (102) and the second mounting frame (105) are L-shaped structures.

4. A hole position measuring mechanism according to claim 1, wherein An activity through hole for movably sleeving the detection rod (4) is formed in the bracket (5).

5. A hole position measuring mechanism according to claim 1, wherein A sensor (6) is arranged on the detection rod (4).

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