CN216115763U - Soundproof cotton thickness measurement device - Google Patents
Soundproof cotton thickness measurement device Download PDFInfo
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- CN216115763U CN216115763U CN202122031840.2U CN202122031840U CN216115763U CN 216115763 U CN216115763 U CN 216115763U CN 202122031840 U CN202122031840 U CN 202122031840U CN 216115763 U CN216115763 U CN 216115763U
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Abstract
The utility model belongs to the field of soundproof cotton thickness measurement, and discloses a soundproof cotton thickness measurement device, which comprises a rack, wherein a top plate, a pressure plate capable of synchronously and reversely lifting and a measurement plate are arranged on the rack; the pressure plate and the measuring plate are respectively horizontally arranged right above the soundproof cotton and right below the top plate, and the distance between the pressure plate and the working plane is equal to the distance between the measuring plate and the top plate; when the pressing plate is attached to the upper surface of the soundproof cotton, a measuring distance for measuring the thickness of the soundproof cotton is formed between the measuring plate and the top plate; the scheme can realize large-area measurement of the thickness of the soundproof cotton, reduce the influence of external force on the measurement result and improve the measurement precision.
Description
Technical Field
The utility model relates to the field of soundproof cotton thickness measurement, in particular to a soundproof cotton thickness measurement device.
Background
With the popularization of automobiles, the parts on the automobiles are also rapidly improved and developed, and soundproof cotton is an important part; manufacturers balance the performance and cost of acoustic wool and have become increasingly more quality-controlled, for example, by measuring the thickness of the finished acoustic wool.
The measuring device is usually used for measuring the thickness of an object, the specific structure of the measuring device can refer to the technical scheme with the patent application number of 201410250245.X, and the measuring device discloses a lever-type thickness measuring device which comprises a left support, a right support, measuring heads and a sample rod, wherein the measuring heads are respectively arranged at the end parts of the two ends of the left support and the right support, the middle parts of the left support and the right support are movably connected through a pin shaft, the left support and the right support are divided into a long end and a short end which are equal in length, the long end and the short end are symmetrically distributed to form the long end measuring head and the short end measuring head, the sample rod is arranged between the long end measuring head and the short end measuring head, the length of the sample rod is matched with the thickness of the workpiece to be measured, the length size tolerance of the sample rod is higher than the thickness size tolerance of the workpiece to be measured, and the outer end of the measuring head is provided with an adjusting thread for adjusting the distance between the two corresponding measuring heads.
Above-mentioned this scheme utilizes the relative both sides of the piece that awaits measuring of left socle and right branch frame centre gripping, and the gauge head contact piece that awaits measuring on two supports to survey the thickness of the piece that awaits measuring, the gauge head is point-to-point or small area contact with the piece that awaits measuring, and relative platykurtic soundproof cotton is said, and this scheme is not suitable for, and it needs area of contact great to measure soundproof cotton, receives the less mode of application of force external force influence to go on.
Therefore, the technical scheme solves the problem of how to realize the large-area measurement of the thickness of the soundproof cotton, reduce the influence of external force on the measurement result and improve the measurement precision.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a soundproof cotton thickness measuring device, which can measure the thickness of soundproof cotton in a large area, reduce the influence of external force on a measuring result and improve the measuring precision.
The technical scheme provided by the utility model is as follows: a soundproof cotton thickness measuring device comprises a rack, wherein a top plate, a pressure plate capable of synchronously and reversely lifting and a measuring plate are arranged on the rack; the pressure plate and the measuring plate are respectively horizontally arranged right above the soundproof cotton and right below the top plate, and the distance between the pressure plate and the working plane is equal to the distance between the measuring plate and the top plate; when the pressing plate is attached to the upper surface of the soundproof cotton, a measuring distance for measuring the thickness of the soundproof cotton is formed between the measuring plate and the top plate.
In the soundproof cotton thickness measuring device, a lever mechanism hinged with the frame is arranged between the measuring plate and the pressing plate, and the measuring plate and the pressing plate synchronously and reversely lift around a fulcrum of the lever mechanism respectively.
In the above soundproof cotton thickness measuring apparatus, a weight block is provided on the upper side of the press plate; the gravity value of the balancing weight is smaller than the elastic modulus value of the soundproof cotton, so that the pressing plate is only attached to the upper surface of the soundproof cotton.
In the above soundproof cotton thickness measurement apparatus, the lever mechanism includes two swing frames of a parallelogram structure; the two swing frames are oppositely arranged up and down and are hinged on the rack; the measuring plate and the pressure plate are hinged with the two swing frames.
In the above soundproof cotton thickness measuring device, the upper side of the pressure plate and the lower side of the measuring plate are both provided with two fixed shafts which are arranged oppositely up and down; the fixed shafts are respectively matched with the corresponding swing frames in a rotating mode.
In the above soundproof cotton thickness measurement apparatus, a bottom plate for bearing soundproof cotton is provided at the bottom of the frame.
In the soundproof cotton thickness measurement device, the edge of the measurement plate extends to the outside of the top plate, so that the upper surface of the measurement plate and the side surface of the top plate are both attached to an external measuring tool.
In the soundproof cotton thickness measuring device, the two opposite sides of the measuring plate are respectively provided with guide posts extending upwards, and the guide posts are in sliding fit with the top plate.
In the above soundproof cotton thickness measuring apparatus, the edge of the measuring plate is provided with a measuring rod extending to the upper side of the top plate; the upper surface of the top plate is provided with a graduated scale, and the graduated scale is used for measuring the distance between the upper end of the measuring rod and the upper surface of the top plate.
In the soundproof cotton thickness measuring device, the surface of the graduated scale is provided with a reflective graduated strip; the scale strips are reflective films with strip-shaped structures.
After the technical scheme is adopted, the utility model has the beneficial effects that:
according to the scheme, the pressing plate and the measuring plate are matched with each other, the soundproof cotton is placed under the pressing plate, the pressing plate gradually descends until the pressing plate is contacted with the upper surface of the soundproof cotton, and the pressing plate does not descend after being attached to the soundproof cotton, so that the soundproof cotton is prevented from deforming and the measuring precision is prevented from being influenced; the measuring plate rises gradually along with the decline of clamp plate, when the clamp plate stops descending, the measuring plate also stops rising, after the measuring plate stops moving, form the interval between measuring plate and the roof, be for measuring the interval, use the measuring tool to measure the interval, distance between according to clamp plate and the working plane equals soundproof cotton's thickness, distance between clamp plate and the working plane equals the measuring distance between measuring plate and the roof, obtain soundproof cotton's actual thickness, realize the thickness of large tracts of land measurement soundproof cotton, and reduce the influence of external force to measuring result, improve measurement accuracy.
Drawings
Fig. 1 is a front view of an soundproof cotton thickness measuring device of embodiment 1 of the utility model;
fig. 2 is a side view of an soundproof cotton thickness measuring device of embodiment 1 of the utility model;
fig. 3 is a plan view of an soundproof cotton thickness measuring device of embodiment 1 of the utility model.
Reference numerals: 1. a top plate; 2. a guide post; 3. a measuring rod; 4. a graduated scale; 5. measuring a plate; 6. a fixed shaft; 7. a swing frame; 8. a frame; 9. a base plate; 10. and (7) pressing a plate.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to the following embodiments, but the present invention is not limited thereto.
Example 1:
as shown in fig. 1-3, a soundproof cotton thickness measuring device comprises a frame 8, wherein a top plate 1, a pressure plate 10 capable of synchronously and reversely lifting and a measuring plate 5 are arranged on the frame 8; the pressing plate 10 and the measuring plate 5 are horizontally arranged right above the soundproof cotton and right below the top plate 1 respectively, and the distance between the pressing plate 10 and the working plane is equal to the distance between the measuring plate 5 and the top plate 1; when the pressing plate 10 is attached to the upper surface of the soundproof cotton, a measuring distance for measuring the thickness of the soundproof cotton is formed between the measuring plate 5 and the top plate 1.
The implementation principle is that the pressure plate 10 and the measuring plate 5 are matched with each other, the soundproof cotton is placed under the pressure plate 10, the pressure plate 10 gradually descends until the pressure plate 10 contacts with the upper surface of the soundproof cotton, and the pressure plate 10 does not descend after the pressure plate 10 is attached to the soundproof cotton, so that deformation of the soundproof cotton is avoided, and the measuring precision is not influenced; measuring plate 5 and ascending gradually along with the decline of clamp plate 10, when clamp plate 10 stopped descending, measuring plate 5 also stopped ascending, measuring plate 5 stopped moving the back, form the interval between measuring plate 5 and the roof 1, promptly for measuring the interval, use the measuring tool to measure the interval, distance between according to clamp plate 10 and the working plane equals soundproof cotton's thickness, distance between clamp plate 10 and the working plane equals the measuring distance between measuring plate 5 and the roof 1, obtain soundproof cotton's actual thickness, realize large tracts of land measurement soundproof cotton's thickness, and reduce the influence of external force to measuring result, improve measurement accuracy.
In practical application, a lever mechanism hinged to the frame 8 is arranged between the measuring plate 5 and the pressing plate 10, and the measuring plate 5 and the pressing plate 10 synchronously and reversely lift around a fulcrum of the lever mechanism respectively.
The scheme adopts the lever mechanism, and the weight of two ends of the lever mechanism is equal, so that the synchronous reverse lifting of the pressing plate 10 and the measuring plate 5 is realized, the integral structure of the device is simplified, the structure is prevented from being overstaffed, and the operation stability and reliability are improved; compared with the external power modes such as motor transmission, cylinder driving and the like, the device has the advantage of lower processing cost.
In implementation and use, a balancing weight is arranged on the upper side of the pressing plate 10; the weight is smaller than the elastic modulus of the soundproof cotton so that the pressing plate 10 is attached to only the upper surface of the soundproof cotton.
The swing fulcrum of lever mechanism is in the center of clamp plate 10 with measure 5 lines of board, its swing fulcrum is also equal to the distance of both sides, the amplitude of oscillation homoenergetic that makes lever mechanism's both sides keeps unanimous, clamp plate 10 and measure 5 mirror images of board and arrange the both sides at lever mechanism, lever mechanism is under the condition of not having received external force, its both sides are the level and arrange, in order to make the upper surface of clamp plate 10 laminating soundproof cotton, place a balancing weight at the upside of clamp plate 10, the gravity value of balancing weight is less than soundproof cotton's elastic modulus value, avoid the balancing weight because of overweight pressure to soundproof cotton elastic deformation, prevent to influence measurement accuracy.
The lever mechanism has the specific structure that the lever mechanism comprises two swing frames 7 with parallelogram structures; the two swing frames 7 are oppositely arranged up and down and are hinged on the rack 8; the measuring plate 5 and the pressing plate 10 are both hinged with the two swing frames 7; the parallelogram structure makes the swing more stable.
The swing frame 7 is respectively connected with the pressure plate 10 and the measuring plate 5 in a specific mode that two fixing shafts 6 which are oppositely arranged up and down are arranged on the upper side of the pressure plate 10 and the lower side of the measuring plate 5; the fixed shafts 6 are respectively matched with the corresponding swing frames 7 in a rotating mode.
Preferably, the bottom of the frame 8 is provided with a bottom plate 9 for bearing soundproof cotton.
After bottom plate 9 has been added, the distance between clamp plate 10 and the bottom plate 9 equals to measure the distance between 5 and the roof 1 of board, places soundproof cotton on bottom plate 9, improves frame 8, soundproof cotton respectively with work plane's roughness, has reduced the levelness error between frame 8 and the soundproof cotton, improves measurement accuracy.
In a further improvement, the edge of the measuring plate 5 extends to the outer side of the top plate 1, so that the upper surface of the measuring plate 5 and the side surface of the top plate 1 are attached to an external measuring tool.
The matching mode between the top plate 1 and the measuring plate 5 improves the measuring precision of the measuring tool using the external measuring tool.
Preferably, two opposite sides of the measuring plate 5 are respectively provided with an upwardly extending guide post 2, and the guide posts 2 are in sliding fit with the top plate 1.
The guide post 2 guides the measurement plate 5 to reciprocate, so that the lifting stability and the position precision of the measurement plate 5 after lifting are improved.
As a further improvement of the present embodiment, a measuring rod 3 extending to the upper side of the top plate 1 is provided on the edge of the measuring plate 5; the upper surface of roof 1 is equipped with scale 4, scale 4 is used for measuring the distance between the upper end of measuring stick 3 and the upper surface of roof 1.
For better visual observation to the vertical displacement distance of measuring panel 5, measuring panel 5 rises and drives measuring stick 3 and rise, observe the scale 4 that is located one side of measuring stick 3, learn the distance between the upper end of measuring stick 3 and the upper surface of roof 1 fast, this distance is D promptly, D is subtracted to the whole length of measuring stick 3, subtracts the thickness of roof 1 again, the gained is the distance between roof 1 and the measuring panel 5 promptly, has improved measurement accuracy.
In addition, the surface of the graduated scale 4 is provided with a reflective graduated strip; the scale bars are reflective films with strip-shaped structures; under the environment of dim outside line, the graduated scale 4 is irradiated by the flashlight, and the scales are clearly distinguished by utilizing the characteristic that the graduated strips can reflect light; the reflecting principle of the graduated strip is that a reflecting film is processed into a strip-shaped structure and is adhered to the graduated scale 4.
The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.
Claims (10)
1. A soundproof cotton thickness measuring device comprises a rack, and is characterized in that a top plate, a pressure plate and a measuring plate which can synchronously and reversely lift are arranged on the rack; the pressure plate and the measuring plate are respectively horizontally arranged right above the soundproof cotton and right below the top plate, and the distance between the pressure plate and the working plane is equal to the distance between the measuring plate and the top plate; when the pressing plate is attached to the upper surface of the soundproof cotton, a measuring distance for measuring the thickness of the soundproof cotton is formed between the measuring plate and the top plate.
2. The soundproof cotton thickness measuring apparatus according to claim 1, wherein a lever mechanism is provided between the measuring plate and the pressing plate, the lever mechanism being hinged to the frame, and the measuring plate and the pressing plate being synchronously and reversely lifted around a fulcrum of the lever mechanism.
3. The soundproof cotton thickness measuring apparatus according to claim 2, wherein a weight block is provided on an upper side of the pressing plate; the gravity value of the balancing weight is smaller than the elastic modulus value of the soundproof cotton, so that the pressing plate is only attached to the upper surface of the soundproof cotton.
4. The soundproof cotton thickness measuring apparatus according to claim 3, wherein said lever mechanism includes two parallelogram-structured swing frames; the two swing frames are oppositely arranged up and down and are hinged on the rack; the measuring plate and the pressure plate are hinged with the two swing frames.
5. The soundproof cotton thickness measuring device according to claim 4, wherein the upper side of the pressure plate and the lower side of the measuring plate are provided with two fixed shafts arranged oppositely up and down; the fixed shafts are respectively matched with the corresponding swing frames in a rotating mode.
6. The soundproof cotton thickness measuring apparatus according to claim 1, wherein a bottom plate for carrying soundproof cotton is provided at a bottom of the frame.
7. The soundproof cotton thickness measuring device according to claim 1, wherein the edge of the measuring plate extends to the outside of the top plate, so that the upper surface of the measuring plate and the side surface of the top plate are attached to an external measuring tool.
8. The soundproof cotton thickness measuring device according to claim 5, wherein said measuring plate is provided at opposite sides thereof with guide posts extending upward, said guide posts being slidably engaged with said top plate.
9. The soundproof cotton thickness measuring device according to claim 5, wherein a measuring rod extending to an upper side of the top plate is provided on an edge of the measuring plate; the upper surface of the top plate is provided with a graduated scale, and the graduated scale is used for measuring the distance between the upper end of the measuring rod and the upper surface of the top plate.
10. The soundproof cotton thickness measuring apparatus according to claim 9, wherein a surface of the scale is provided with a reflective scale bar; the scale strips are reflective films with strip-shaped structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122031840.2U CN216115763U (en) | 2021-08-26 | 2021-08-26 | Soundproof cotton thickness measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122031840.2U CN216115763U (en) | 2021-08-26 | 2021-08-26 | Soundproof cotton thickness measurement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216115763U true CN216115763U (en) | 2022-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122031840.2U Active CN216115763U (en) | 2021-08-26 | 2021-08-26 | Soundproof cotton thickness measurement device |
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| Country | Link |
|---|---|
| CN (1) | CN216115763U (en) |
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2021
- 2021-08-26 CN CN202122031840.2U patent/CN216115763U/en active Active
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