CN219141713U - Internal gap measuring device - Google Patents
Internal gap measuring device Download PDFInfo
- Publication number
- CN219141713U CN219141713U CN202222850505.XU CN202222850505U CN219141713U CN 219141713 U CN219141713 U CN 219141713U CN 202222850505 U CN202222850505 U CN 202222850505U CN 219141713 U CN219141713 U CN 219141713U
- Authority
- CN
- China
- Prior art keywords
- side wall
- internal clearance
- telescopic head
- head
- vehicle door
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses an internal clearance measuring device, which comprises a base body and a telescopic head, wherein the base body comprises a fixing part and a mounting part, and the fixing part is used for being fixed with one of a vehicle door and a side wall; the telescopic head is arranged on the mounting part and can be arranged in a telescopic way in a first direction, so that when the vehicle door approaches to the side wall along the first direction, the end part of the telescopic head is abutted against the other one of the vehicle door and the side wall and synchronously moves along with the vehicle door or the side wall, and when the vehicle door is closed, the telescopic head can be positioned and kept at a measuring position. Through flexible head can be along with the synchronous activity compression of closure of door, can reflect the clearance size between door and the side wall in real time, the total length of inner gap measuring device in the first direction is then after the door closes, inner gap length between door and the side wall, inner gap measuring device can reuse, and need not many times to try wrong to solve current inner gap measurement mode inefficiency, problem that the cost is higher.
Description
Technical Field
The utility model relates to the field of measuring tools, in particular to an internal clearance measuring device.
Background
In the field of automobile body manufacturing, two main modes of measuring gaps in a non-visible area are currently mainstream, the first mode is realized by filling gaps with plasticine and measuring the thickness of the plasticine after hardening, and the second mode is realized by replacing the pass-stop gauge gap blocks for a plurality of times to find the gap blocks close to the gaps, and finally the gap blocks are measured to be the sizes of the gaps.
The internal clearance measurement mode of the plasticine has certain error due to the backlog and rebound quantity of the plasticine; the plasticine cannot be reused after being hardened, the consumption of the plasticine is large, and the cost is high; and the plasticine hardening takes a certain time, so that the measurement efficiency is low. The internal clearance is measured by a clearance block mode of the non-stop gauge, multiple trial and error are needed, the cavity is repeatedly opened, and the efficiency is low; because the vehicle body manufacturing precision requirement is higher, the measurement precision of 0.1mm is required, so that the gap blocks with multiple specifications are required to be manufactured, and the cost is higher.
Disclosure of Invention
The utility model mainly aims to provide an internal clearance measuring device which aims to solve the problems of low efficiency and high cost of the existing internal clearance measuring mode.
In order to achieve the above object, the present utility model provides an internal gap measurement apparatus, wherein the internal gap measurement apparatus includes:
the seat body comprises a fixing part and a mounting part, wherein the fixing part is used for being fixed with one of the vehicle door and the side wall; the method comprises the steps of,
the telescopic head is arranged on the mounting part and can be arranged in a telescopic way in the first direction, so that when the vehicle door approaches to the side wall along the first direction, the end part of the telescopic head is abutted against the other one of the vehicle door and the side wall and moves synchronously with the vehicle door or the side wall, and when the vehicle door is closed, the telescopic head can be positioned and kept at a measuring position.
Optionally, the mounting portion is provided with a mounting hole along the first direction, and the telescopic head is slidably mounted in the mounting hole.
Optionally, the telescopic head and the mounting hole are arranged in transition fit.
Optionally, the end of the telescopic head tapers in the first direction in a direction away from the mounting portion.
Optionally, a buffer part is arranged at the end part of the telescopic head.
Optionally, the peripheral side portion of the telescoping portion is provided with an identification scale.
Optionally, the fixing portion includes a magnet.
Optionally, the mounting portion is provided with a through hole along the first direction, and the telescopic head is arranged at one end of the mounting portion in the first direction and is slidably mounted in the through hole;
the magnet is arranged in a ring shape, the magnet is arranged at the other end of the mounting part in the first direction, and the hollow area in the middle of the magnet is arranged corresponding to the through hole.
Optionally, the mounting portion includes a plurality of bushings sequentially arranged in the first direction, and each two adjacent bushings are detachably connected.
Optionally, the materials of the telescopic head and the seat body are glass fibers.
According to the technical scheme provided by the utility model, the fixing part is fixed with the car door or the side wall, the telescopic head is arranged in a telescopic way in the first direction, when the telescopic head is at the initial position, the length of the inner gap measuring device in the first direction is larger than the gap size between the car door and the side wall after the car door is closed, when the car door and the side wall are close to each other, the telescopic head is clamped between the car door and the side wall, along with gradual closing of the car door, the end part of the telescopic head is abutted against the car door or the side wall and synchronously moves along with gradual closing of the car door, after the car door is closed, the telescopic head reaches the maximum compression amount and is kept at the measuring position, the total length of the inner gap measuring device in the first direction is the inner gap length between the car door and the side wall after the car door is closed, the inner gap measuring device can synchronously move and compress along with closing of the car door, the gap size between the car door and the side wall can be reflected in real time, the inner gap measuring device can be reused, and multiple trial and error is not needed, so that the problems of low efficiency and high cost of the existing inner gap measuring mode are solved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic perspective view of an embodiment of an apparatus for measuring an internal gap according to the present utility model;
FIG. 2 is an exploded view of the internal clearance measurement apparatus of FIG. 1;
fig. 3 is an exploded view of another embodiment of the gap measuring device according to the present utility model.
Reference numerals illustrate:
| reference numerals | Name of the name | Reference numerals | Name of the |
| 100 | Internal |
121 | Bushing |
| 1 | |
13 | |
| 11 | Fixing |
2 | |
| 12 | Mounting part |
The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
In the field of automobile body manufacturing, two main modes of measuring gaps in a non-visible area are currently mainstream, the first mode is realized by filling gaps with plasticine and measuring the thickness of the plasticine after hardening, and the second mode is realized by replacing the pass-stop gauge gap blocks for a plurality of times to find the gap blocks close to the gaps, and finally the gap blocks are measured to be the sizes of the gaps. The internal clearance measurement mode of the plasticine has certain error due to the backlog and rebound quantity of the plasticine; the plasticine cannot be reused after being hardened, the consumption of the plasticine is large, and the cost is high; and the plasticine hardening takes a certain time, so that the measurement efficiency is low. The internal clearance is measured by a clearance block mode of the non-stop gauge, multiple trial and error are needed, the cavity is repeatedly opened, and the efficiency is low; because the vehicle body manufacturing precision requirement is higher, the measurement precision of 0.1mm is required, so that the gap blocks with multiple specifications are required to be manufactured, and the cost is higher.
In order to solve the above-mentioned problems, the present utility model provides an internal clearance measuring apparatus 100 for measuring a clearance between a vehicle door and a side wall, and fig. 1 to 3 are specific embodiments of the internal clearance measuring apparatus 100 according to the present utility model.
Referring to fig. 1, the internal clearance measuring device 100 includes a base 1 and a telescopic head 2, the base 1 includes a fixing portion 11 and an installation portion 12, and the fixing portion 11 is used for being fixed with one of a vehicle door and a side wall; the telescopic head 2 is disposed on the mounting portion 12 and is arranged in a telescopic manner in a first direction, so that when the vehicle door approaches the side wall along the first direction, the end portion of the telescopic head 2 abuts against the other of the vehicle door and the side wall and moves synchronously with the vehicle door or the side wall, and when the vehicle door is closed, the telescopic head 2 can be positioned and kept at a measuring position.
According to the technical scheme provided by the utility model, the fixing part 11 is fixed with the car door or the side wall, the telescopic head 2 is telescopically arranged in the first direction, when the telescopic head 2 is at the initial position, the length of the internal clearance measuring device 100 in the first direction is larger than the clearance size between the car door and the side wall after the car door is closed, when the car door and the side wall are mutually close, the telescopic head 2 is clamped between the car door and the side wall, along with the gradual closing of the car door, the end part of the telescopic head 2 is abutted against the car door or the side wall and synchronously moves along with the gradual closing of the car door, after the car door is closed, the telescopic head 2 reaches the maximum compression amount and is kept at the measuring position, and the total length of the internal clearance measuring device 100 in the first direction is the length of the internal clearance between the car door and the side wall after the car door is closed, through the synchronous moving compression of the telescopic head 2 along with the closing of the car door, the clearance size between the car door and the side wall can be reflected in real time, the internal clearance measuring device 100 can be repeatedly used without repeated trial and error, so that the problems of low efficiency and high cost of the existing internal clearance measuring mode are solved.
The length of the internal clearance measuring device 100 in the first direction may be measured by a vernier caliper or a micrometer caliper. So that the accuracy of the measurement can reach 0.1mm.
Specifically, referring to fig. 2, in the present embodiment, the mounting portion 12 is provided with a mounting hole 13 along the first direction, and the telescopic head 2 is slidably mounted in the mounting hole 13. The telescopic head 2 is partially arranged in the mounting hole 13 in a penetrating manner, a detection end exposed out of the mounting hole 13 is arranged, and the telescopic head 2 slides along the length direction of the mounting hole 13 under the action of external force, so that the telescopic head 2 can stretch.
Further, in order to avoid that the telescopic head 2 slides randomly relative to the mounting portion 12, and the accuracy of the measurement of the internal clearance measurement device 100 is affected, in this embodiment, the telescopic head 2 and the mounting hole 13 are set to be in transition fit, that is, the diameter size of the telescopic head 2 is set to be slightly larger than the inner diameter size of the mounting hole 13, and the tolerance zone of the telescopic head 2 is below the tolerance zone of the mounting hole 13. In this way, the friction between the telescopic head 2 and the inner wall surface of the mounting hole 13 enables the telescopic head 2 to remain relatively stationary with the mounting portion 12 without an external force acting too much.
Further, in the present embodiment, the end portion of the telescopic head 2 is tapered in the first direction in a direction away from the mounting portion 12. So make the circumference side surface of the tip of flexible head 2 forms the circular conical surface, the tip of flexible head 2 is little with the contact surface of door or side wall, avoids flexible head 2 can not accurate location be in the door or side wall on need detect the measuring point department.
Further, when the door is closed, the impact of the door or the side wall acting on the end portion of the telescopic head 2 is large, and in order to avoid the instantaneous excessive impact force applied to the telescopic head 2, in this embodiment, the end portion of the telescopic head 2 is provided with a buffer portion. The buffer part can be made of rubber or other elastic materials. In order to ensure the accuracy of the measurement of the internal clearance measurement device 100, the elastic modulus of the buffer portion cannot be too small, so that the buffer portion is prevented from being always in a compressed state after the vehicle door is closed, but the buffer portion recovers the deformation amount after the vehicle door is opened, and the total length of the internal clearance measurement device 100 is affected; and also avoid the deformation of the buffer part when the buffer part receives the clamping force of the vernier caliper during the subsequent measurement of the internal clearance measuring device 100, thereby influencing the measurement precision.
Further, in this embodiment, the peripheral portion of the telescoping portion is provided with an identification scale. In this way, the operator can primarily and quickly read the number on the telescopic portion, and it can be understood that, because the dimensions of the mounting portion 12 and the fixing portion 11 are fixed dimensions, the scale on the telescopic portion can be the total length mark after accumulating the lengths of the seat body 1.
Specifically, the fixing portion 11 may be fixed to the door or the side wall in a plurality of manners, such as a gluing manner or a fastening manner, so as to facilitate the installation, the fixing and the detachment of the inner gap measuring device 100 to and from the door or the side wall, and in this embodiment, the fixing portion 11 includes a magnet. Because the door and the side wall are made of metal, the inner gap measuring device 100 can be quickly fixed with the car body by magnetic force in a magnetic attraction mode, and the inner gap measuring device 100 can be disassembled only by overcoming the magnetic force when the inner gap measuring device 100 is disassembled. It should be noted that, the magnet may be configured as a strong magnet, so that the magnetic force is greater, and the internal gap measuring device 100 is more firmly attached to the vehicle body.
Further, in order to facilitate resetting the telescopic head 2 and facilitate the next measurement, in another embodiment, the mounting portion 12 is provided with a through hole along the first direction, and the telescopic head 2 is disposed at one end of the mounting portion 12 in the first direction and is slidably mounted in the through hole; the magnet is arranged in a ring shape, the magnet is arranged at the other end of the mounting part 12 in the first direction, and the hollow area in the middle of the magnet is arranged corresponding to the through hole. In this way, after the telescopic head 2 is compressed and pushed into the through hole to finish measurement, the telescopic head 2 is ejected from one end of the through hole far away from the magnet through the through hole at the other end of the mounting part 12 from the hollowed-out area at the middle part of the magnet by the resetting tool, so that the telescopic head can be reset to the initial position.
Further, in order to make the internal clearance measuring apparatus 100 have a larger measuring range, referring to fig. 3, in another embodiment, the mounting portion 12 includes a plurality of bushings 121 sequentially arranged in the first direction, and each two adjacent bushings 121 are detachably connected. Thus, when a larger measuring range is required, the plurality of bushings 121 can be assembled and then measured, so that the overall length of the internal clearance measuring device 100 is larger; where a smaller span is desired, one or a portion of the plurality of bushings 121 may be selected for assembly so that the overall length of the internal clearance measurement apparatus 100 is smaller. By selecting the number of bushings 121 to assemble, the range of the internal clearance measurement apparatus 100 can be easily adjusted. It will be appreciated that the length of the bushings 121 may be the same or different, and that a plurality of bushings 121 may be combined to achieve a variety of desired ranges.
Specifically, in this embodiment, the materials of the telescopic head 2 and the base 1 are both glass fibers. The glass fiber is smoother, and has stronger damping sense when the telescopic head 2 slides relative to the seat body 1.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.
Claims (10)
1. An internal clearance measurement apparatus for measuring a clearance between a door and a side wall, the internal clearance measurement apparatus comprising:
the seat body comprises a fixing part and a mounting part, wherein the fixing part is used for being fixed with one of the vehicle door and the side wall; the method comprises the steps of,
the telescopic head is arranged on the mounting part and can be arranged in a telescopic way in the first direction, so that when the vehicle door approaches to the side wall along the first direction, the end part of the telescopic head is abutted against the other one of the vehicle door and the side wall and moves synchronously with the vehicle door or the side wall, and when the vehicle door is closed, the telescopic head can be positioned and kept at a measuring position.
2. The internal clearance measurement apparatus according to claim 1, wherein the mounting portion is provided with a mounting hole in the first direction, and the telescopic head is slidably mounted in the mounting hole.
3. The internal clearance measurement arrangement of claim 2, wherein the telescoping head is configured to transition fit with the mounting hole.
4. The internal clearance measurement arrangement of claim 1, wherein an end of the telescoping head tapers in the first direction in a direction away from the mounting portion.
5. The internal clearance measurement apparatus according to claim 1, wherein an end portion of the extension head is provided with a buffer portion.
6. The internal clearance measurement arrangement of claim 1, wherein the peripheral side portion of the telescoping head is provided with an identification scale.
7. The internal clearance measurement arrangement of claim 1, wherein the fixed portion includes a magnet.
8. The internal clearance measurement apparatus according to claim 7, wherein the mounting portion is provided with a through hole therethrough in the first direction, and the telescopic head is provided at one end of the mounting portion in the first direction and slidably mounted in the through hole;
the magnet is arranged in a ring shape, the magnet is arranged at the other end of the mounting part in the first direction, and the hollow area in the middle of the magnet is arranged corresponding to the through hole.
9. The internal clearance measurement arrangement of claim 1, wherein the mounting portion includes a plurality of bushings arranged in sequence in the first direction, each adjacent two of the bushings being detachably connected.
10. The internal clearance measurement apparatus of claim 1, wherein the telescoping head and the housing are both made of fiberglass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222850505.XU CN219141713U (en) | 2022-10-27 | 2022-10-27 | Internal gap measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222850505.XU CN219141713U (en) | 2022-10-27 | 2022-10-27 | Internal gap measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219141713U true CN219141713U (en) | 2023-06-06 |
Family
ID=86564972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222850505.XU Active CN219141713U (en) | 2022-10-27 | 2022-10-27 | Internal gap measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219141713U (en) |
-
2022
- 2022-10-27 CN CN202222850505.XU patent/CN219141713U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5006799A (en) | Low cost magnetic coating thickness gauge with holding magnet, bias spring and holding force indicator | |
| CN219141713U (en) | Internal gap measuring device | |
| CN108895953B (en) | Contact type measuring head, three-coordinate measuring machine and tool setting gauge | |
| US8151480B2 (en) | Contour measuring device for measuring aspects of objects | |
| US6644641B2 (en) | Interchangeable locating pin assembly for locating manufactured parts | |
| CN211877589U (en) | Concrete strength detection equipment | |
| CN104596394A (en) | Flange width checking tool | |
| CN113654930B (en) | Electromagnetic power mortar resiliometer device | |
| CN204649177U (en) | Modular pulsation measurement device | |
| CN210180686U (en) | Ball head ejector pin device and shifting fork detector | |
| CN210388908U (en) | Bolt clamp force test fixture | |
| CN212134304U (en) | Nondestructive detector for strength of lightweight aggregate concrete | |
| CN220689970U (en) | Telescopic cylinder sleeve length measuring device | |
| US6282806B1 (en) | Self-centering arbor | |
| CN202083329U (en) | Internal taper measuring instrument | |
| CN218697906U (en) | Alignment mechanism with fine adjustment instrument | |
| CN215701001U (en) | Positioning device and processing equipment | |
| CN211205080U (en) | Position degree inspection device for tray positioning pin | |
| CN214407280U (en) | Measuring tool for inner wall of large-diameter pipe fitting | |
| CN214199957U (en) | Coaxial measuring tool | |
| US8094321B2 (en) | Photogrammetric target and related method | |
| CN113203337B (en) | Check tool for reinforcing connecting piece of front fender and front headlight of automobile | |
| CN221161969U (en) | Assembled teaching drawing rule | |
| CN214374035U (en) | Light resiliometer | |
| CN209541701U (en) | A kind of contact displacement measuring mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |