CN222560857U - Gauge for detecting inner diameter of non-woven fabric sleeve - Google Patents
Gauge for detecting inner diameter of non-woven fabric sleeve Download PDFInfo
- Publication number
- CN222560857U CN222560857U CN202420604428.6U CN202420604428U CN222560857U CN 222560857 U CN222560857 U CN 222560857U CN 202420604428 U CN202420604428 U CN 202420604428U CN 222560857 U CN222560857 U CN 222560857U
- Authority
- CN
- China
- Prior art keywords
- inner diameter
- core rod
- woven fabric
- fabric sleeve
- detecting
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- 239000004745 nonwoven fabric Substances 0.000 title claims abstract description 56
- 230000005484 gravity Effects 0.000 claims abstract description 27
- 238000003825 pressing Methods 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 238000005259 measurement Methods 0.000 abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000001514 detection method Methods 0.000 abstract description 3
- 238000001746 injection moulding Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
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- Treatment Of Fiber Materials (AREA)
Abstract
The utility model relates to the technical field of manufacturing and measuring of non-woven fabrics, in particular to a gauge for detecting the inner diameter of the non-woven fabrics. The utility model provides a gauge for detecting the inner diameter of a non-woven fabric sleeve, which aims to improve the measuring speed and measuring accuracy of the inner diameter of the non-woven fabric sleeve, and comprises an inner diameter core rod and a gravity pressure ring, wherein the diameter D1 of the upper end of the inner diameter core rod is smaller than the diameter D2 of the lower end of the inner diameter core rod, a plurality of diameter scale marks are arranged on the side surface of the inner diameter core rod, and the inner diameter D0 of the gravity pressure ring is larger than or equal to the diameter D2 of the lower end of the inner diameter core rod. The detection tool for detecting the inner diameter of the non-woven fabric sleeve is used for detecting the inner diameter of the non-woven fabric sleeve, is simple and convenient to operate, does not need repeated measurement, and can effectively improve the measuring speed and the measuring accuracy of the inner diameter of the non-woven fabric sleeve.
Description
Technical Field
The utility model relates to the technical field of manufacturing and measuring of non-woven fabrics, in particular to a gauge for detecting the inner diameter of the non-woven fabrics.
Background
In the production of motor vehicle parts by injection molding, the elastic nonwoven is usually welded to form a cylindrical nonwoven sleeve which is placed over an insert in an injection mold. In the process of injection molding of automobile parts, in order to avoid that the non-woven fabric sleeve sleeved on the insert floats on the surface of the injection molded automobile parts or is offset and misplaced by injection molding glue impact for injection molding due to unstable inner diameter dimension, the inner diameter of the non-woven fabric sleeve needs to be accurately measured. However, the conventional method for measuring the inner diameter of the non-woven fabric sleeve used at present has the following problems:
1. The non-woven fabric is an elastic material, is easy to deform, is not easy to measure when the caliper or the optical measuring instrument is used for measuring the inner diameter of the non-woven fabric sleeve, and the measurement result is easily influenced by human factors of measuring staff;
2. When the caliper is used for repeatedly measuring, the inner diameter of the non-woven fabric sleeve is easily enlarged by the caliper, and the measurement accuracy is affected.
In summary, the conventional measurement method is adopted to measure the inner diameter of the non-woven fabric sleeve, so that the measurement speed is low and the measurement accuracy is low.
Disclosure of utility model
The utility model provides a gauge for detecting the inner diameter of a non-woven fabric sleeve, which aims to improve the measuring speed and measuring accuracy of the inner diameter of the non-woven fabric sleeve, and comprises an inner diameter core rod and a gravity pressure ring, wherein the diameter D1 of the upper end of the inner diameter core rod is smaller than the diameter D2 of the lower end of the inner diameter core rod, a plurality of diameter scale marks are arranged on the side surface of the inner diameter core rod, and the inner diameter D0 of the gravity pressure ring is larger than or equal to the diameter D2 of the lower end of the inner diameter core rod. When the gauge for detecting the inner diameter of the non-woven fabric sleeve is adopted, the inner diameter core rod is vertically fixed, the non-woven fabric sleeve to be detected is sleeved on the inner diameter core rod from the upper end of the inner diameter core rod, then the gravity pressing ring is sleeved on the upper end of the non-woven fabric sleeve to be detected, the gravity pressing ring descends along the inner diameter core rod under the action of gravity, so that the non-woven fabric sleeve to be detected is driven to naturally slide to the corresponding specification position on the inner diameter core rod along the gravity pressing ring, and finally, the scale value corresponding to the corresponding diameter scale line of the corresponding position of the inner diameter core rod at the lower end of the non-woven fabric sleeve to be detected is read, and the scale value corresponding to the diameter scale line is considered to be the inner diameter value of the non-woven fabric sleeve. Therefore, the detection tool for detecting the inner diameter of the non-woven fabric sleeve is used for detecting the inner diameter of the non-woven fabric sleeve, is simple and convenient to operate, does not need repeated measurement, and can effectively improve the measuring speed and the measuring accuracy of the inner diameter of the non-woven fabric sleeve.
Preferably, the diameter scale marks are uniformly distributed in the axial direction of the inner diameter mandrel, and the difference value between any two adjacent diameter scale marks is equal. Therefore, the inner diameter core rod is simple and convenient to process, and the scale value corresponding to the diameter scale line is convenient and quick to read during measurement. Further, the upper end face of the inner diameter core rod is connected with the side surface through an arc face. Therefore, when the gauge for detecting the inner diameter of the non-woven fabric sleeve is used for detecting the inner diameter of the non-woven fabric sleeve, the non-woven fabric sleeve to be detected and the gravity compression ring are conveniently sleeved on the inner diameter core rod, and the non-woven fabric sleeve to be detected cannot be damaged.
Preferably, a positioning hole is formed in the lower end of the inner diameter core rod. Therefore, when the inner diameter core rod is vertically fixed, the inner diameter core rod can be fixed through the positioning column inserted into the positioning hole, and the fixing is simple and convenient. Further, the central axis of the positioning hole coincides with the central axis of the inner diameter core rod. Thus, the production and the processing of the inner diameter core rod are convenient, and the stability of the vertical fixation of the inner diameter core rod can be improved.
Preferably, the inner diameter mandrel and the gravity pressing ring are made of stainless steel materials. Therefore, the stainless steel material is used for supporting the inner diameter core rod and the gravity pressure ring, so that the strength and the surface smoothness of the inner diameter core rod and the gravity pressure ring can be ensured, and the influence on the use and the measurement accuracy caused by rust of the inner diameter core rod and the gravity pressure ring can be avoided.
Drawings
FIG. 1 is a schematic view of a first angle structure of an inner diameter mandrel in a gauge for detecting an inner diameter of a nonwoven fabric sleeve according to the present utility model;
FIG. 2 is a schematic view of a second angular configuration of the inner diameter mandrel shown in FIG. 1;
fig. 3 is an enlarged schematic view of Q in fig. 1;
fig. 4 is a schematic structural view of a gravitational pressure ring in the gauge for detecting an inner diameter of a nonwoven fabric cover according to the present utility model.
Detailed Description
Next, the gauge for detecting the inner diameter of the nonwoven fabric cover according to the present utility model will be described in detail with reference to fig. 1 to 4.
As shown in fig. 1 to 4, the gauge for detecting the inner diameter of the non-woven fabric sleeve comprises an inner diameter core rod 1 and a gravity pressing ring 2, wherein the diameter D1 of the upper end of the inner diameter core rod 1 is smaller than the diameter D2 of the lower end of the inner diameter core rod 1, a plurality of diameter scale marks 11 are arranged on the side surface of the inner diameter core rod 1, and the inner diameter D0 of the gravity pressing ring is larger than or equal to the diameter D2 of the lower end of the inner diameter core rod. Preferably, the diameter graduation marks 11 are uniformly distributed in the axial direction of the inner diameter mandrel 1, and the difference between any two adjacent diameter graduation marks 11 is equal. Thus, the inner diameter mandrel 1 is simple and convenient to process, and the scale value corresponding to the diameter scale line 11 is convenient and quick to read during measurement. Preferably, the upper end face 12 and the side surface of the inner diameter core rod 1 are connected by an arc face (not shown in the figure). Therefore, when the gauge for detecting the inner diameter of the non-woven fabric sleeve is used for detecting the inner diameter of the non-woven fabric sleeve, the non-woven fabric sleeve to be detected and the gravity pressing ring 2 are conveniently sleeved on the inner diameter core rod 1, and the non-woven fabric sleeve to be detected cannot be damaged. Preferably, the lower end of the inner diameter core rod 1 is provided with a positioning hole 13. Thus, when the inner diameter core rod 1 is fixed vertically, the inner diameter core rod 1 can be fixed by a positioning column (not shown in the figure) inserted into the positioning hole 13, and the fixation is simple and convenient. Preferably, the central axis of the positioning hole 13 coincides with the central axis of the inner diameter core rod 1. Thus, the production and the processing of the inner diameter core rod 1 are facilitated, and the stability of the vertical fixation of the inner diameter core rod 1 can be improved. Preferably, for the convenience of processing, the side surface of the inner diameter core rod 1 is processed to form a stepped structure, and each step surface formed by the processing is used as a diameter scale line 11. Preferably, the inner diameter mandrel 1 and the gravity ring 2 are made of stainless steel materials. Like this, adopt stainless steel material to support internal diameter plug 1 and gravity clamping ring 2, both can guarantee intensity and the surface smoothness of internal diameter plug 1 and gravity clamping ring 2, can avoid internal diameter plug 1 and gravity clamping ring 2 to rust and influence use and measurement accuracy again.
When the gauge for detecting the inner diameter of the non-woven fabric sleeve is adopted, the inner diameter core rod is vertically fixed, the non-woven fabric sleeve to be detected is sleeved on the inner diameter core rod from the upper end of the inner diameter core rod, then the gravity pressing ring is sleeved on the upper end of the non-woven fabric sleeve to be detected, the gravity pressing ring descends along the inner diameter core rod under the action of gravity, thereby driving the non-woven fabric sleeve to be detected to naturally slide to the corresponding specification position on the inner diameter core rod along the gravity pressing ring, and finally, the corresponding diameter scale mark of the corresponding position of the lower end of the non-woven fabric sleeve to be detected and the inner diameter core rod is read, and the value of the diameter scale mark is considered to be the inner diameter value of the non-woven fabric sleeve. Therefore, the detection tool for detecting the inner diameter of the non-woven fabric sleeve is used for detecting the inner diameter of the non-woven fabric sleeve, is simple and convenient to operate, does not need repeated measurement, and can effectively improve the measuring speed and the measuring accuracy of the inner diameter of the non-woven fabric sleeve.
Claims (6)
1. The gauge for detecting the inner diameter of the non-woven fabric sleeve is characterized by comprising an inner diameter core rod and a gravity pressing ring, wherein the diameter D1 of the upper end of the inner diameter core rod is smaller than the diameter D2 of the lower end of the inner diameter core rod, a plurality of diameter scale marks are arranged on the side surface of the inner diameter core rod, and the inner diameter D0 of the gravity pressing ring is larger than or equal to the diameter D2 of the lower end of the inner diameter core rod.
2. The gauge for detecting the inner diameter of a non-woven fabric sleeve according to claim 1, wherein the diameter graduation lines are uniformly distributed in the axial direction of the inner diameter mandrel, and the difference between any two adjacent diameter graduation lines is equal.
3. The gauge for detecting an inner diameter of a nonwoven fabric cover according to claim 2, wherein an upper end surface of the inner diameter core rod is connected to the side surface through a cambered surface.
4. The gauge for detecting an inner diameter of a nonwoven fabric cover according to claim 3, wherein a positioning hole is provided at a lower end of the inner diameter core rod.
5. The gauge for detecting an inner diameter of a nonwoven fabric cover according to claim 4, wherein a central axis of the positioning hole coincides with a central axis of the inner diameter mandrel.
6. The gauge for detecting an inner diameter of a nonwoven fabric cover according to any one of claims 1 to 5, wherein the inner diameter core rod and the gravity pressing ring are made of stainless steel materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420604428.6U CN222560857U (en) | 2024-03-27 | 2024-03-27 | Gauge for detecting inner diameter of non-woven fabric sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420604428.6U CN222560857U (en) | 2024-03-27 | 2024-03-27 | Gauge for detecting inner diameter of non-woven fabric sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222560857U true CN222560857U (en) | 2025-03-04 |
Family
ID=94760801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420604428.6U Active CN222560857U (en) | 2024-03-27 | 2024-03-27 | Gauge for detecting inner diameter of non-woven fabric sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222560857U (en) |
-
2024
- 2024-03-27 CN CN202420604428.6U patent/CN222560857U/en active Active
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