CN210664406U

CN210664406U - Cylinder cover combustion chamber height measuring device

Info

Publication number: CN210664406U
Application number: CN201921970013.6U
Authority: CN
Inventors: 杨超林; 莫瑜; 林观生
Original assignee: SAIC GM Wuling Automobile Co Ltd
Current assignee: SAIC GM Wuling Automobile Co Ltd
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-06-02
Anticipated expiration: 2029-11-14

Abstract

The utility model discloses a cylinder cap combustion chamber height measurement device, it includes: the detection tool measuring body comprises a base, a sensing assembly and a first positioning assembly, wherein the sensing assembly and the first positioning assembly are connected with the base; the positioning template comprises a positioning seat matched with the cylinder cover combustion chamber and a positioning hole group arranged on the positioning seat, an opening is arranged on the positioning seat in a penetrating mode, the first positioning assembly is matched with the positioning hole group, and the sensing assembly is used for detecting the height of the cylinder cover combustion chamber through the opening. The height of the cylinder cover combustion chamber is measured by matching the measuring body of the checking fixture with the positioning template, so that the measuring data can be quickly obtained, the detection period is short, and the detection efficiency is high.

Description

Cylinder cover combustion chamber height measuring device

Technical Field

The utility model relates to an engine manufacturing technical field especially relates to a cylinder cap combustion chamber height measuring device.

Background

With the widespread use of vehicles such as automobiles, the demand for engines is also very large. In the detection process of an engine, the detection method for the height of a cylinder cover combustion chamber in the current industry widely adopts three-coordinate sampling point measurement: firstly, checking a measuring head, selecting a proper measuring head and a measuring needle according to the shape and the size of a workpiece, calibrating after selection, determining a reference plane, a plane axis (an X axis and a Y axis) and a coordinate origin to establish a coordinate system of the workpiece, establishing the coordinate system of a model under the condition that the workpiece has the model, fitting the coordinate system of the workpiece and the coordinate system of the model, then measuring the workpiece, analyzing the workpiece, measuring basic elements such as points, lines, planes, circles, cylinders and the like, performing tolerance analysis of the shape by using the basic elements according to the shape of the workpiece, collecting corresponding data information and outputting a detection report. Therefore, the operation process of measuring the height of the cylinder cover combustion chamber by adopting the three-coordinate measuring method is complex, the measuring period is too long, and the measuring efficiency is low.

In view of the above-mentioned drawbacks, it is necessary to provide a new cylinder head combustion chamber height measuring device.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a cylinder cap combustion chamber height measuring device aims at solving the cycle length of three-dimensional measurement cylinder cap combustion chamber height and the problem of inefficiency.

In order to achieve the above object, the utility model provides a cylinder cap combustion chamber height measuring device includes: the detection tool measuring body comprises a base, a sensing assembly and a first positioning assembly, wherein the sensing assembly and the first positioning assembly are connected with the base; the locating template is in including being used for with cylinder cap combustion chamber complex locating plate, setting location punch combination on the locating plate, it is equipped with the opening to run through on the locating plate, a locating component with location punch combination cooperation, sensing component is used for passing through the opening detects the height of cylinder cap combustion chamber.

Preferably, the base includes the body and has accommodating space's sensing fixed part, the middle part of body is equipped with the mounting hole, the sensing fixed part wears to locate in the mounting hole, first locating component with this body coupling, sensing component accept in accommodating space, sensing component is including the detection portion, installation department and the wiring portion that connect gradually, the installation department with the sensing fixed part is connected, the detection portion is kept away from the one end of installation department expose in the mounting hole.

Preferably, the sensing fixing part comprises a connecting piece clamped with the mounting hole, a fixing piece connected with the connecting piece, and a reinforcing piece connected with the fixing piece, and the sensing assembly sequentially penetrates through the connecting piece, the fixing piece and the reinforcing piece.

Preferably, the measuring tool measuring body further comprises a handle provided with a containing cavity, the fixing piece and the reinforcing piece are contained in the containing cavity, one end, close to the fixing piece, of the connecting piece is connected with one end, close to the base, of the handle, a wire passing hole is formed in one end, far away from the base, of the handle, and the wiring portion penetrates through the wire passing hole.

Preferably, the first positioning assembly includes a first positioning cylindrical pin and a first positioning diamond-shaped pin which are located on two sides of the mounting hole, the positioning hole group includes two positioning holes located on two sides of the opening, and the first positioning cylindrical pin and the first positioning diamond-shaped pin are respectively matched with the two positioning holes.

Preferably, the positioning template further comprises a second positioning assembly arranged on the positioning plate, and the second positioning assembly is used for being matched with the cylinder head combustion chamber.

Preferably, the second positioning assembly comprises a second positioning cylindrical pin and a second positioning diamond-shaped pin which are arranged oppositely, and the second positioning cylindrical pin and the second positioning diamond-shaped pin are respectively used for being matched with the cylinder cover combustion chamber.

Preferably, the positioning plate comprises a bottom surface and a top surface which are arranged oppositely, the inner wall surface of the positioning hole is connected with the top surface and the bottom surface, the second positioning cylindrical pin and the second positioning diamond pin are connected with the bottom surface, and the aperture of the positioning hole close to the top surface is larger than the aperture of the positioning hole close to the bottom surface.

Preferably, the locating template further comprises a handle connected to the top surface.

Preferably, the cylinder cap combustion chamber height measuring device further comprises a calibration piece, the calibration piece comprises a calibration seat and a positioning seat protruding from the calibration seat, the body is matched with the positioning seat, and the detection part is in contact with the outer surface of the calibration seat.

The utility model discloses among the technical scheme, cylinder cap combustion chamber height measuring device includes: the detection tool measuring body comprises a base, a sensing assembly and a first positioning assembly, wherein the sensing assembly and the first positioning assembly are connected with the base; the positioning template comprises a positioning seat matched with the cylinder cover combustion chamber and a positioning hole group arranged on the positioning seat, an opening is arranged on the positioning seat in a penetrating mode, the first positioning assembly is matched with the positioning hole group, and the sensing assembly is used for detecting the height of the cylinder cover combustion chamber through the opening. When the height of the cylinder cover combustion chamber is measured, the positioning template is arranged at the corresponding position of the cylinder cover combustion chamber, the first positioning component matched positioning hole group of the measuring body of the detection tool is placed, the sensing component can detect the height of the cylinder cover combustion chamber through the opening, the height of the cylinder cover combustion chamber is measured by the measuring body matched positioning template of the detection tool, the measurement data can be quickly obtained, and the detection period is short and the detection efficiency is high.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural view of a measuring body of a testing fixture of the present invention;

fig. 2 is a schematic structural view of the positioning template without the handle according to the present invention;

fig. 3 is a schematic structural view of a positioning template including a handle according to the present invention;

fig. 4 is a schematic structural diagram of the calibration member of the present invention.

The reference numbers illustrate:

the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

The utility model provides a cylinder cap combustion chamber height measuring device aims at solving the cycle length of three-dimensional measurement cylinder cap combustion chamber height and the problem of inefficiency.

Referring to fig. 1 and 2, the cylinder head combustion chamber height measuring apparatus includes: the detection tool measuring device comprises a detection tool measuring body 1 and a positioning template 2 matched with the detection tool measuring body 1 for use, wherein the detection tool measuring body 1 comprises a base 11, a sensing assembly 12 and a first positioning assembly 13, wherein the sensing assembly 12 and the first positioning assembly are connected with the base 11; the positioning template 2 comprises a positioning plate 21 used for being matched with a cylinder head combustion chamber (not shown) and a positioning hole group 23 arranged on the positioning plate 21, an opening 22 is arranged on the positioning plate 21 in a penetrating mode, the first positioning component 13 is matched with the positioning hole group 23, and the sensing component 12 is used for detecting the height of the cylinder head combustion chamber through the opening 22.

The utility model discloses a cylinder cap combustion chamber height measuring device is when highly measuring the cylinder cap combustion chamber, arranges the corresponding position of cylinder cap combustion chamber in with locating template 2, will examine again and measure the first locating component 13 cooperation location punch combination 23 of body 1 and place, and sensing component 12 can detect the cylinder cap combustion chamber through opening 22 to will detect signal passing signal line and pass to corresponding industry computer, the height of this cylinder cap combustion chamber is calculated to the industry computer. The sensing assembly 12 may be a PeterT101F or Solartron DP/5/P displacement sensor, among others. The height of the cylinder cover combustion chamber is measured by matching the gauge measuring body 1 with the positioning template 2, and in the aspect of operation, measurement data can be quickly obtained, so that the detection period is short and the detection efficiency is high.

The base 11 includes a body 111 and a sensing fixing portion 112 having an accommodating space 1121, a mounting hole 1111 is disposed in the middle of the body 111, the sensing fixing portion 112 is disposed in the mounting hole 1111 in a penetrating manner, the first positioning component 13 is connected to the body 111, the sensing component 12 is accommodated in the accommodating space 1121, the sensing component 12 includes a detecting portion 121, an installing portion 122 and a wiring portion 123, which are connected in sequence, the installing portion 122 is connected to the sensing fixing portion 112, and one end of the detecting portion 121, which is far away from the installing portion 122, is exposed to the mounting hole 1111. The sensor fixing portion 112 passes through the mounting hole 1111 of the main body 111, the sensing element 12 is accommodated in the accommodating space 1121, one end of the detecting portion 121 away from the mounting portion 122 is exposed to the mounting hole 1111 and is located on the same side of the main body 111 as the first positioning element 13, and the accommodating space 1121 can protect the sensing element 12 from being damaged by the outside during use and storage, and can fix the sensing element 12 on the main body 111. The body 111 can be provided with lightening holes as required, so that the weight of the measuring body 1 of the checking fixture is reduced.

Furthermore, the sensor fixing portion 112 includes a connecting member 1122 engaged with the mounting hole 1111, a fixing member 1123 connected to the connecting member 1122, and a reinforcing member 1124 connected to the fixing member 1123, and the sensor unit 12 is sequentially inserted through the connecting member 1122, the fixing member 1123, and the reinforcing member 1124. The connecting member 1122, the fixing member 1123 and the reinforcing member 1124 have through holes, each of which forms an accommodating space 1121, and the sensing component 12 is accommodated in the accommodating space 1121. The connecting piece 1122 is provided with a convex edge, the connecting piece 1122 penetrates through the mounting hole 1111 from one side of the body 111 located at the first positioning assembly 13 to be connected with the fixing piece 1123, the convex edge abuts against a corresponding shaft shoulder in the mounting hole 1111, and one end of the fixing piece 1123 far away from the connecting piece 1122 is connected with the reinforcing piece 1124, so that the sensing assembly 12 can be fixed on the body 111 by the connecting piece 1122, the fixing piece 1123 and the reinforcing piece 1124.

In addition, the measuring tool measuring body 1 further comprises a handle 14 provided with an accommodating cavity 141, the fixing member 1123 and the reinforcing member 1124 are accommodated in the accommodating cavity 141, one end of the connecting member 1122 close to the fixing member 1123 is connected with one end of the handle 14 close to the base 11, one end of the handle 14 far away from the base 11 is provided with a wire passing hole (not shown), and the wire connecting portion 123 penetrates through the wire passing hole. The handle 14 with the accommodating cavity 141 can accommodate the fixing member 1123, the reinforcing member 1124 and the mounting portion 122 in the accommodating cavity 141, so that the measuring tool measuring body 1 can be operated more conveniently, damage of the sensing assembly 12 caused by human or other factors can be protected, and the fixing member 1123, the reinforcing member 1124 and the mounting portion 122 can be prevented from being exposed to the outside to cause poor appearance. In addition, the gripping portion of the handle 14 may be knurled to provide a slip-resistant function. The handle 14 is provided with a wire through hole at an end thereof far from the base 11 for the wire connection portion 123 to pass through. In another embodiment, the measuring tool measuring body 1 further comprises a protective tail pipe arranged corresponding to the wire passing hole, and the sensing assembly 12 and an external connecting wire are arranged in the protective tail pipe, so that the transmission line of the sensor can be prevented from being damaged due to long-term friction with the edge.

The first positioning assembly 13 includes a first positioning cylindrical pin 131 and a first positioning diamond pin 132 located at two sides of the mounting hole 1111, the positioning hole set 23 includes two positioning holes 231 located at two sides of the opening 22, and the first positioning cylindrical pin 131 and the first positioning diamond pin 132 are respectively engaged with the two positioning holes 231. In order to facilitate the rapid positioning operation of the measuring tool measuring body 1, the first positioning assembly 13 comprises a first positioning cylindrical pin 131 and a first positioning diamond-shaped pin 132. When the measuring body 1 of the detection tool is placed on the positioning template 2, the first positioning cylindrical pin 131 and the first positioning diamond pin 132 correspond to the two positioning holes 231 respectively, and then the body 111 of the measuring body 1 of the detection tool is slowly abutted to the positioning template 2.

Further, in order to measure the height of the cylinder head combustion chamber more accurately, the positioning template 2 further comprises a second positioning assembly 24 arranged on the positioning plate 21, and the second positioning assembly 24 is used for being matched with the cylinder head combustion chamber. When the positioning template 2 is placed on the cylinder cover combustion chamber, the second positioning assembly 24 is placed into the process hole in the cylinder cover combustion chamber correspondingly, so that a more accurate detection environment can be provided for the detection tool measuring body 1.

In addition, as shown in fig. 3, in the above embodiment, the second positioning assembly 24 includes a second positioning cylindrical pin 241 and a second positioning diamond-shaped pin 242 which are oppositely arranged, and the second positioning cylindrical pin 241 and the second positioning diamond-shaped pin 242 are respectively used for being matched with the combustion chamber of the cylinder cover. In order to facilitate the rapid positioning operation of the positioning template 2, the second positioning assembly 24 includes a second positioning cylindrical pin 241 and a second positioning diamond-shaped pin 242 which are oppositely arranged.

In addition, the positioning plate 21 includes a bottom surface 211 and a top surface 212 which are oppositely arranged, the inner wall surface of the positioning hole 231 connects the top surface 212 and the bottom surface 211, the second positioning cylindrical pin 241 and the second positioning diamond-shaped pin 242 connect with the bottom surface 211, and the aperture of the positioning hole 231 close to the top surface 212 is larger than that of the positioning hole 231 close to the bottom surface 211. When the measuring tool measuring body 1 needs to be placed on the positioning template 2, the first positioning cylindrical pin 131 and the first positioning diamond pin 132 are inserted from the corresponding positioning hole 231 from the larger hole diameter to the smaller hole diameter, the hole diameter of the positioning hole 231 close to the top surface 212 is larger than the hole diameter of the positioning hole 231 close to the bottom surface 211, and the measuring tool measuring body 1 can be positioned on the positioning template 2 more easily.

Further, the positioning die plate 2 further includes a handle 25 connected to the top surface 212. In order to take up the positioning template 2 in operation conveniently, a handle 25 is arranged on the positioning template 2. The positioning template 2 is taken up or placed by the handle 25.

In addition, as shown in fig. 4, the cylinder head combustion chamber height measuring device further includes a calibration piece 3, the calibration piece 3 includes a calibration seat 31 and a positioning seat 32 protruding from the calibration seat 31, the body 111 is matched with the positioning seat 32, and the detecting portion 121 contacts with the outer surface of the calibration seat 31. In order to enable the detection of the detection tool measuring body 1 to be more accurate, before the detection tool measuring body 1 is used, the detection tool measuring body 1 is calibrated, one end, close to the detection part 121, of the body 111 is placed on the positioning seat 32, the detection part 121 is in contact with the calibration seat 31, and the detection tool measuring body 1 can be calibrated simply, conveniently and quickly.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. The utility model provides a cylinder cap combustion chamber height-measuring device which characterized in that, cylinder cap combustion chamber height-measuring device includes: a gauge measuring body and a positioning template matched with the gauge measuring body,

the gauge measuring body comprises a base, a sensing assembly and a first positioning assembly, wherein the sensing assembly and the first positioning assembly are connected with the base;

the locating template is in including being used for with cylinder cap combustion chamber complex locating plate, setting location punch combination on the locating plate, it is equipped with the opening to run through on the locating plate, a locating component with location punch combination cooperation, sensing component is used for passing through the opening detects the height of cylinder cap combustion chamber.

2. The device for measuring the height of the cylinder cover combustion chamber as claimed in claim 1, wherein the base comprises a body and a sensing fixing part with an accommodating space, a mounting hole is formed in the middle of the body, the sensing fixing part penetrates through the mounting hole, the first positioning assembly is connected with the body, the sensing assembly is accommodated in the accommodating space and comprises a detection part, a mounting part and a wiring part which are sequentially connected, the mounting part is connected with the sensing fixing part, and one end, far away from the mounting part, of the detection part is exposed out of the mounting hole.

3. The cylinder head combustion chamber height measuring device according to claim 2, wherein the sensing fixing portion includes a connecting member engaged with the mounting hole, a fixing member connected with the connecting member, and a reinforcing member connected with the fixing member, and the sensing assembly is sequentially inserted through the connecting member, the fixing member, and the reinforcing member.

4. The cylinder head combustion chamber height measuring device according to claim 3, wherein the measuring tool measuring body further comprises a handle provided with a receiving cavity, the fixing member and the reinforcing member are received in the receiving cavity, one end of the connecting member close to the fixing member is connected with one end of the handle close to the base, one end of the handle far away from the base is provided with a wire passing hole, and the wire connecting portion passes through the wire passing hole.

5. The cylinder head combustion chamber height measuring device of claim 2, wherein said first positioning assembly includes a first positioning cylindrical pin and a first positioning diamond pin located on either side of said mounting hole, and a positioning hole set includes two positioning holes located on either side of said opening, said first positioning cylindrical pin and said first positioning diamond pin respectively engaging with said two positioning holes.

6. The cylinder head combustion chamber height measuring apparatus of claim 5, said locating template further comprising a second locating assembly disposed on said locating plate, said second locating assembly for cooperating with said cylinder head combustion chamber.

7. The cylinder head combustion chamber height measuring device of claim 6, wherein the second positioning assembly comprises a second positioning cylindrical pin and a second positioning diamond-shaped pin which are arranged oppositely, and the second positioning cylindrical pin and the second positioning diamond-shaped pin are respectively used for being matched with the cylinder head combustion chamber.

8. The cylinder head combustion chamber height measuring device of claim 7, wherein the positioning plate includes a bottom surface and a top surface that are disposed opposite to each other, an inner wall surface of the positioning hole connects the top surface and the bottom surface, the second positioning cylindrical pin and the second positioning diamond-shaped pin connect to the bottom surface, and an aperture of the positioning hole near the top surface is larger than an aperture of the positioning hole near the bottom surface.

9. The cylinder head combustion chamber height measuring device of claim 8, wherein said locating template further includes a handle attached to said top surface.

10. The cylinder head combustion chamber height measuring device according to any one of claims 2 to 9, further comprising a calibration member, wherein the calibration member includes a calibration seat and a positioning seat protruding from the calibration seat, the body is engaged with the positioning seat, and the detecting portion is in contact with an outer surface of the calibration seat.