CN219829807U - Hole position degree detection module - Google Patents
Hole position degree detection module Download PDFInfo
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- CN219829807U CN219829807U CN202320377445.6U CN202320377445U CN219829807U CN 219829807 U CN219829807 U CN 219829807U CN 202320377445 U CN202320377445 U CN 202320377445U CN 219829807 U CN219829807 U CN 219829807U
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- hole position
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- 230000002146 bilateral effect Effects 0.000 claims 1
- 230000006872 improvement Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
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Abstract
The utility model discloses a hole position degree detection module which comprises a base, a supporting body and an auxiliary frame body, wherein a hollow cavity is formed in the middle of the auxiliary frame body, a limit clamping piece is movably inserted into the side wall of the hollow cavity, and a circle of limit clamping piece is arranged on the side wall of the auxiliary frame body in a surrounding manner; the hole position detection mandrel is provided with an expansion part at the bottom end, the expansion part stands on the surface of the supporting body in a mode of being capable of moving in position on a plane, and the expansion part is positioned in the hollow cavity and is surrounded by a plurality of limiting clamping pieces; the cover body is used for closing the top of the auxiliary frame body, a through hole through which the hole position detection mandrel can pass is formed in the middle of the cover body, and the diameter of the through hole is larger than that of the hole position detection mandrel; the two displacement sensors are respectively X, Y arranged in the opposite directions and are fixedly arranged on the outer wall of the supporting body, and the sensing end parts of the displacement sensors can be contacted with the limiting clamping pieces. The detection module realizes automatic position error detection of the detected hole site, is easy to operate and has high detection efficiency.
Description
Technical Field
The utility model relates to the technical field of appliance detection, in particular to a hole position degree detection module.
Background
The mechanical parts often have a plurality of hole site designs, and the position degree error of the hole site designs is one of main technical parameters of the parts, so that the quality of the whole part can be influenced to a certain extent. For error detection of hole position degree, at present, a traditional manual detection mode is still generally adopted, a bolt is still manually carried out when the hole position degree is detected, and then whether the hole position degree is qualified or not is judged according to whether the bolt can smoothly enter a detected hole, so that the detection efficiency is low, errors are easy to occur in the judgment process, and the detection result is inaccurate.
Disclosure of Invention
Therefore, the utility model aims to provide a hole position degree detection module which realizes automatic position degree error detection of a detected hole position by arranging a hole position detection mandrel and a displacement sensor, is easy to operate and has high detection efficiency.
To achieve the above object, the present utility model adopts the following:
a hole location accuracy detection module, comprising:
a base;
the supporting body is arranged above the base, and a lifting mechanism is arranged between the supporting body and the base so as to realize the up-and-down movement of the supporting body relative to the base;
the auxiliary frame body is arranged on the surface of the supporting body, a hollow cavity is formed in the middle of the auxiliary frame body, a limiting clamping piece is movably inserted into the side wall of the auxiliary frame body, and a circle of limiting clamping piece is arranged on the side wall of the auxiliary frame body in a surrounding mode;
the hole position detection mandrel is provided with an expansion part at the bottom end, the expansion part stands on the surface of the supporting body in a mode of being capable of moving in position on a plane, and the expansion part is positioned in the hollow cavity and is surrounded by a plurality of limiting clamping pieces;
the cover body is used for closing the top of the auxiliary frame body, a through hole through which the hole position detection mandrel can pass is formed in the middle of the cover body, and the diameter of the through hole is larger than that of the hole position detection mandrel;
the two displacement sensors are respectively X, Y arranged in the opposite directions and are fixedly arranged on the outer wall of the supporting body, and the sensing end parts of the displacement sensors can be contacted with the limiting clamping pieces.
As a further improvement of the utility model, a lower plane bearing is movably arranged between the bottom end surface of the expansion part and the supporting body, an upper plane bearing is movably arranged between the upper end surface of the expansion part and the cover body, and the upper plane bearing is sleeved on the hole position detection mandrel.
As a further improvement of the utility model, the limit clamping pieces are four groups, and the four groups of limit clamping pieces are movably inserted on the side wall of the auxiliary frame body in a front-back left-right symmetry mode.
As a further improvement of the utility model, the head end of the limiting clamping piece is provided with a touch pressing part which is used for being contacted with the outer wall of the expansion part.
As a further improvement of the utility model, the limit clamping piece is inserted on the outer wall of the auxiliary frame body in a telescopic way through a spring piece.
As a further improvement of the utility model, the top end of the hole position detecting mandrel is in a conical design.
As a further improvement of the utility model, the displacement sensor is fixedly arranged on the outer wall of the supporting body through a sensor bracket.
When the detection module works, the module is fixed at a preset detection station, the two displacement sensors perform reading zeroing processing, the lifting mechanism drives the bearing body to move towards the position of the detected part, so that the hole position detection mandrel is correspondingly inserted into a hole to be detected on the detected part, when the hole position detection mandrel gradually enters the hole to be detected, if the hole to be detected has a position error problem, an expansion part of the hole position detection mandrel can perform certain offset movement in the auxiliary frame, so that a limiting clamping piece contacted with the expansion part is forced to move, the displacement sensors can automatically record the displacement movement quantity of the limiting clamping piece, the two displacement sensors respectively record the deviation a and the deviation b of the hole position detection mandrel in the X and Y directions, and the position of the hole to be detected can be calculated by using the formula 2 sqrt (a+b).
The beneficial effects achieved by the utility model are as follows:
according to the utility model, the automatic pushing of the hole position detection mandrel is realized by arranging the base, the supporting body and the lifting mechanism, so that artificial bolts are avoided, the automatic operation of the hole position detection mandrel is realized, and the efficiency is improved; through setting up the hole site that can carry out the position and detect the dabber and can monitor the hole site and detect the displacement sensor that the dabber takes place to skew, realize whether qualified automated judgement to the measured hole position degree, avoided the inaccuracy of manual judgement, greatly improved measurement accuracy.
Drawings
The following describes the embodiments of the present utility model in further detail with reference to the drawings.
FIG. 1 is a schematic view showing the structure of a hole position degree detection module of the present utility model;
fig. 2 is a plan view showing a hole position degree detection module (after removing a cover) of the present utility model;
FIG. 3 is a schematic partial cross-sectional view showing a hole position accuracy detection module according to the present utility model;
in the drawings, each reference numeral is:
10-base, 20-carrier, 30-elevating mechanism, 40-auxiliary frame, 50-limit clamp, 60-hole site detection core shaft, 70-cover, 80-displacement sensor, 410-hollow cavity, 420-lower plane bearing, 430-upper plane bearing, 510-touch-press part, 610-expansion part, 710-through hole, 810-sensor bracket.
Detailed Description
In order to more clearly illustrate the present utility model, the present utility model will be further described with reference to preferred embodiments. It is to be understood by persons skilled in the art that the following detailed description is illustrative and not restrictive, and that this utility model is not limited to the details given herein.
In the description of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood as appropriate by those of ordinary skill in the art.
Example 1
Referring to fig. 1 to 3, a hole position degree detection module in the present embodiment includes a base 10, which is mainly used as a main body finally fixedly installed at a preset detection station position; the upper part of the base 10 is fixedly connected with a supporting body 20 through a lifting mechanism 30, and in general, most lifting mechanisms adopt air cylinder pieces with low cost and simple structure to realize small-stroke reciprocating displacement movement, so that the supporting body moves up and down relative to the base through the lifting mechanism, and the supporting body gradually approaches to a hole to be tested on a part to be tested.
An auxiliary frame body 40 is fixedly connected to the surface of the supporting body 20, a hollow cavity 410 is formed in the middle of the auxiliary frame body 40, a plurality of limiting clamping pieces 50 are movably inserted into the side wall of the auxiliary frame body 40, and the limiting clamping pieces 50 are arranged on the side wall of the auxiliary frame body 40 in a surrounding manner, namely under the action of external force, the limiting clamping pieces can move inwards or outwards relative to the auxiliary frame body; in the present embodiment, four sets of the limiting clamps 50 are arranged, but not limited to this number, and the four sets of limiting clamps 50 are movably inserted on the side wall of the auxiliary frame 40 in a front-back and left-right symmetrical manner.
The hole position detecting mandrel 60 is further included, an expansion portion 610 which is in a circular shape is formed at the bottom end of the hole position detecting mandrel 60, the expansion portion is generally designed to be circular in terms of manufacturing cost and processing difficulty, the expansion portion is vertically erected on the surface of the carrier in a mode of being capable of moving in position on a plane, and the expansion portion is located in the hollow cavity and is surrounded by a plurality of limiting clamping pieces, namely, under the action of external force, the expansion portion of the hole position detecting mandrel can move on the surface of the carrier.
In addition, in order to enable the hole position detection mandrel to be smoothly inserted into a hole to be detected on a detected part, the top end of the hole position detection mandrel is in a conical design.
In order to make the spacing fastener can better contact with the extension portion of hole site detection dabber, be formed with in spacing fastener 50's head end and touch pressure portion 510, touch the size of pressure portion and be greater than the size of spacing fastener, on the one hand can avoid spacing fastener to float out of auxiliary frame body from the cavity, on the other hand touch pressure portion and extension portion's contact surface grow also can improve the centre gripping effect.
A cover 70 is fixedly arranged on the top of the auxiliary frame 40 for sealing the upper surface of the auxiliary frame, a through hole 710 is formed in the middle of the cover 70 for the hole position detecting mandrel 60 to pass through, and the diameter of the through hole 710 is larger than that of the hole position detecting mandrel 60.
Two displacement sensors 80 are fixedly arranged on the outer wall of the carrier 20, the two displacement sensors are respectively X, Y arranged towards the direction, the sensing end parts of the displacement sensors 80 can be in contact with the limiting clamping pieces 50, in the embodiment, the displacement sensors are springback type displacement sensors which are available on the market, and the sensor is characterized in that the sensing end parts of the displacement sensors can stretch out and draw back, and in the testing process, the sensing end parts of the displacement sensors are in contact with the limiting clamping pieces, so that the displacement sensors can timely record the displacement of the limiting clamping pieces as long as the limiting clamping pieces deviate.
The detection module is used in the following steps: firstly, fixing the module at a preset detection station, carrying out reading zeroing treatment on two displacement sensors, driving a bearing body to move towards the position of a detected part by a lifting mechanism, enabling a hole position detection mandrel to be correspondingly inserted into a hole to be detected on the detected part, and calculating the position degree of the hole to be detected by using a formula 2 sqrt (a+b), if the position degree error problem exists in the hole to be detected in the process that the hole position detection mandrel gradually enters the hole to be detected, enabling an expansion part of the hole position detection mandrel to generate certain offset movement in an auxiliary frame body so as to force a limiting clamping piece contacted with the expansion part to move, automatically recording the displacement amount of the limiting clamping piece by the displacement sensors, recording the deviation a and b of the hole position detection mandrel in X and Y directions by the two displacement sensors, and finally comparing the position degree of the hole to be detected with a standard value to judge whether the hole on the detected part is qualified or not.
The whole test process is simple to operate, the requirement on the detection environment is low, and the efficiency is correspondingly high.
Example 2
Referring to fig. 3, the expanding portion of the hole position detecting mandrel is further improved based on the embodiment 1, specifically as follows:
a lower plane bearing 420 is movably arranged between the bottom end surface of the expansion part 610 and the carrier 20, an upper plane bearing 430 is movably arranged between the upper end surface of the expansion part 610 and the cover 70, and the upper plane bearing 430 is sleeved on the hole position detecting mandrel 60.
The upper plane bearing and the lower plane bearing adopt universal standard components and are composed of a plurality of steel balls and retainer components.
The relative movement between the extension 610 and the carrier 20 is achieved by the lower planar bearing 420 and the relative movement between the extension 610 and the cover 70 is achieved by the upper planar bearing 430, thus improving the flexibility of the hole position detection mandrel in performing the offset movement.
Example 3
The embodiment further improves the limit clamping piece on the basis of the embodiment 1, and specifically comprises the following steps:
the limiting clamping pieces 50 are telescopically inserted on the outer wall of the auxiliary frame body 40 through spring pieces (not shown), automatic rebound and reset of the limiting clamping pieces are realized by the spring pieces, and when the expansion part of the hole position detection mandrel is in the hollow cavity, the four groups of limiting clamping pieces can simultaneously clamp the outer wall of the expansion part inwards under the action of the spring pieces.
For those skilled in the art, the spring member and the limiting clip member can be easily mounted on the side wall of the auxiliary frame, so that the applicant will not be excessively detailed in the specification.
It should be understood that the foregoing examples of the present utility model are provided merely for clearly illustrating the present utility model and are not intended to limit the embodiments of the present utility model, and that various other changes and modifications may be made therein by one skilled in the art without departing from the spirit and scope of the present utility model as defined by the appended claims.
Claims (7)
1. A hole position degree detection module, comprising:
a base;
the supporting body is arranged above the base, and a lifting mechanism is arranged between the supporting body and the base so as to realize the up-and-down movement of the supporting body relative to the base;
the auxiliary frame body is arranged on the surface of the supporting body, a hollow cavity is formed in the middle of the auxiliary frame body, a limiting clamping piece is movably inserted into the side wall of the auxiliary frame body, and a circle of limiting clamping piece is arranged on the side wall of the auxiliary frame body in a surrounding mode;
the hole position detection mandrel is provided with an expansion part at the bottom end, the expansion part stands on the surface of the supporting body in a mode of being capable of moving in position on a plane, and the expansion part is positioned in the hollow cavity and is surrounded by a plurality of limiting clamping pieces;
the cover body is used for closing the top of the auxiliary frame body, a through hole through which the hole position detection mandrel can pass is formed in the middle of the cover body, and the diameter of the through hole is larger than that of the hole position detection mandrel;
the two displacement sensors are respectively X, Y arranged in the opposite directions and are fixedly arranged on the outer wall of the supporting body, and the sensing end parts of the displacement sensors can be contacted with the limiting clamping pieces.
2. The hole position degree detection module according to claim 1, wherein a lower plane bearing is movably arranged between the bottom end surface of the expansion part and the supporting body, an upper plane bearing is movably arranged between the upper end surface of the expansion part and the cover body, and the upper plane bearing is sleeved on the hole position detection mandrel.
3. The hole position degree detection module according to claim 1, wherein the four sets of limiting clamping pieces are movably inserted on the side wall of the auxiliary frame body in a front-back bilateral symmetry manner.
4. A hole position degree detection module according to claim 1 or 3, wherein the head end of the limit clip is formed with a contact portion for contacting with the outer wall of the auxiliary frame.
5. A hole position detection module according to claim 1 or 3, wherein the limit clip is telescopically inserted on the outer wall of the extension portion by a spring member.
6. A hole site accuracy detection module according to claim 1, wherein the tip of the hole site detection mandrel is of conical design.
7. The hole position degree detection module according to claim 1, wherein the displacement sensor is fixed on the outer wall of the carrier body through a sensor bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320377445.6U CN219829807U (en) | 2023-03-03 | 2023-03-03 | Hole position degree detection module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320377445.6U CN219829807U (en) | 2023-03-03 | 2023-03-03 | Hole position degree detection module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219829807U true CN219829807U (en) | 2023-10-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320377445.6U Active CN219829807U (en) | 2023-03-03 | 2023-03-03 | Hole position degree detection module |
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| Country | Link |
|---|---|
| CN (1) | CN219829807U (en) |
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- 2023-03-03 CN CN202320377445.6U patent/CN219829807U/en active Active
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