Elastic force detection equipment for processing high-silica fiber cloth

By combining a worm gear meshing clamping mechanism and a limiting and centering mechanism with a rotary winding structure, the problem of unstable clamping in high-silica fiber cloth testing equipment is solved, achieving stable testing and real-time monitoring, preventing detachment and slippage, and improving the effectiveness of the testing equipment.

CN224095543UActive Publication Date: 2026-04-07SHANXI SHANCHUAN NEW MATERIALS CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-27
Publication Date
2026-04-07

AI Technical Summary

Technical Problem

Existing elasticity testing equipment for high-silica fiber cloth processing is prone to end detachment during clamping, and the clamping force is insufficient, making stable testing difficult.

Method used

An elasticity testing device for processing high-silica fiber cloth was designed. It adopts a clamping mechanism with worm gear meshing, combined with a limiting centering mechanism and a rotating winding mechanism. The stability of the clamped part is achieved through the cooperation of the worm gear and spur gear set, and a vision scanner is equipped for real-time monitoring and protection.

Benefits of technology

It improves clamping stability, prevents slippage, ensures the stability and accuracy of detection, monitors the elasticity changes of the fabric in real time, and protects the vision scanner.

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Abstract

The utility model discloses elasticity detection equipment for processing high-silica fiber cloth, which is provided with a detection machine for detecting elasticity of fiber cloth, a lifting frame is movably arranged on the inner surface of the detection machine in a threaded manner, and a visual scanning seat is mounted on the lower side of the inner surface of the detection machine; comprising an elastic force detector which is installed on the lower surface of the lifting frame, a clamping mechanism is installed on the lower surface of the elastic force detector, a worm is rotationally arranged on the inner surface of the clamping mechanism, and meanwhile a worm gear is meshed with the outer surface of the worm. According to the elastic force detection equipment for processing the high-silica fiber cloth, the lifting frame for driving the elastic force detector and the clamping mechanism for the upper part is arranged and is matched with the clamping mechanism for the lower part for synchronous use, so that the clamping stability is improved; the clamping stability of the cloth body is controlled, falling is prevented, and the state of the cloth body is monitored and recorded in real time in cooperation with a visual scanner.
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Description

Technical Field

[0001] This utility model relates to the field of fiber cloth processing technology, specifically to an elasticity testing device for processing high-silica fiber cloth. Background Technology

[0002] During the processing of high-silica fiber cloth, random sampling inspection is required. A portion of the produced high-silica fiber cloth is randomly cut and tested on a paper testing device to check its performance, including elasticity testing. The elasticity testing device is used to effectively test the high-silica fiber cloth. However, it is inconvenient to clamp the cloth during use, and the clamping position at the end of the high-silica fiber cloth is prone to falling off when the tensile force is large.

[0003] To overcome the above-mentioned defects, the prior art (Chinese patent application CN202222051523.1, filed on 2022-08-05) provides a nonwoven fabric elasticity testing device for textile production. This device uses a fabric elasticity testing base and support arm as supporting components, a fabric elasticity data control board to display testing data and control device operation, and an electric slide to adjust the up-and-down movement of the fabric elasticity pulling seat. Both the fabric elasticity pulling seat and the fabric elasticity fixing seat are equipped with electric fabric grippers. Moving the fabric elasticity pulling seat moves the upper electric fabric grippers synchronously, while the position of the electric fabric grippers on the fabric elasticity fixing seat remains unchanged. After the two electric fabric grippers clamp both sides of the nonwoven fabric, the elasticity of the nonwoven fabric can be detected by pulling it upwards via the fabric elasticity pulling seat. While the prior art can complete the elasticity test of the fabric, during operation, the symmetrical relative clamping results in low clamping force, making it prone to end detachment, and it is inconvenient to provide protection for the assembled testing devices.

[0004] To address the aforementioned issues, there is an urgent need for innovative designs based on existing elasticity testing equipment used in fiber cloth processing. Utility Model Content

[0005] The purpose of this invention is to provide an elasticity testing device for processing high-silica fiber cloth, so as to solve the problems mentioned in the background art.

[0006] To achieve the above objectives, this utility model provides the following technical solution: an elasticity testing device for processing high-silica fiber cloth, comprising a fiber cloth elasticity testing machine, wherein a lifting frame is threadedly movable on the inner surface of the testing machine, and a vision scanning seat is installed on the lower side of the inner surface of the testing machine; comprising: an elasticity detector, installed on the lower surface of the lifting frame, wherein a clamping mechanism is installed on the lower surface of the elasticity detector, wherein a worm gear rotates on the inner surface of the clamping mechanism, and a worm wheel meshes on the outer surface of the worm gear, positioning and rotating the worm wheel on the inner surface of the clamping mechanism, and the worm wheel is provided with a limiting centering mechanism; and a bevel gear set, rotating on the inner surface of the vision scanning seat, wherein the bevel gear set is provided with a rotation protection mechanism.

[0007] Preferably, the elastic detector and the lifting frame form a nested engagement structure, and the elastic detector and the upper surface of the clamping mechanism are embedded and installed, and the clamping mechanism forms a meshing rotation structure through a worm and a worm wheel.

[0008] With the above structure, the clamps on the clamping mechanism can be effectively moved and adjusted during use, thereby automatically clamping and limiting the position, and loosening and falling off are prevented through the cooperation of the worm gear and worm.

[0009] Preferably, the limiting and centering mechanism includes a spur gear set coaxially rotatably connected to the lower surface of the worm gear, and a synchronous belt connecting the spur gears of the spur gear set. A rack is meshed with the left side of the outer surface of the spur gear set, and a clamping member is installed on the lower surface of the rack. A rack is meshed with the right side of the outer surface of the spur gear set, and a clamping member is installed on the lower surface of the rack. The clamping member is equipped with a rotating winding mechanism.

[0010] The above structure improves the stability of the drive and conveying during use, and, in conjunction with the use of a spur gear set, enhances the stability of the clamping force and prevents stripping.

[0011] Preferably, the worm gear forms a rotating structure with the spur gear set via a shaft, and the left and right sides of the spur gear set respectively form a meshing structure with rack one and rack two. Rack one and clamping member one form an integral structure, while rack two and clamping member two are embedded and installed on the upper surface. Both clamping member one and clamping member two form a limiting sliding structure with the clamping mechanism. The middle section of the inner surface of clamping member one and clamping member two has an arc-shaped sawtooth structure.

[0012] With the above structure, the clamping parts 1 and 2 can be effectively linked and controlled to form a fit during use, thereby adjusting the clamping stability. Furthermore, the inner surface structure of the clamping parts 1 and 2, in conjunction with the winding structure, improves the clamping effect.

[0013] Preferably, the rotary winding mechanism includes a support rod whose outer surface rotates on the clamping member, and a telescopic rod is rotatably connected to the lower side of the outer surface of the support rod. A telescopic assembly is telescopically connected to the outer surface of the telescopic rod, and a return spring is elastically connected between the telescopic assembly and the telescopic rod. A winding shaft is rotatably connected to the inner surface of the support rod, and a fabric body is wound around the outer surface of the winding shaft. A clamping member 1 and a clamping member 2 are clamped and connected to the outer surface of the fabric body.

[0014] The above structure allows for effective control of the position of the winding shaft in both clamped and unclamped states during use, preventing any impact on the placement of the fabric.

[0015] Preferably, the clamping member 1 forms a rotating structure with the winding shaft via the support rod, and the winding shaft has a clamping groove in the middle section of its inner surface. The winding shaft forms a winding structure with the fabric body via the clamping groove. Meanwhile, the outer surface of the winding shaft has a sawtooth shape. The clamping member 1 forms a telescopic ejection structure with the support rod via a telescopic component, a return spring, and a telescopic rod.

[0016] With the above structure, the fabric body is slightly tightened by rotation during use, and the clamping stability is improved by cooperating with clamping part one and clamping part two.

[0017] Preferably, the rotating protection mechanism includes a support ring mounted on the lower side of the large bevel gear in the bevel gear set, and a top plate mounted on the upper side of the large bevel gear in the bevel gear set. A vision scanner is nested on the upper surface of the top plate, and a protective cover is nested on the outer surface of the vision scanner. The protective cover is magnetically connected to the upper side of the top plate. The large bevel gear in the bevel gear set, the support ring, and the top plate form an integrated structure. The bevel gear set and the vision scanner base form a nested rotating structure through the support ring. The bevel gear set and the vision scanner base form a sealed structure through the top plate. The top plate and the vision scanner form a nested structure. The top plate and the vision scanner form a nested protective structure through the protective cover.

[0018] With the above structure, the rotation of the top plate and the stability of the vision scanner on the top plate can be stably controlled during use. When used for elasticity detection of the fabric body, multi-position scanning and identification can be performed to monitor the elasticity of the high-silica fiber fabric processing, and the shape of the high-silica fiber fabric processing under elasticity changes can be collected in real time. In addition, a magnetic structure can be used to prevent its use.

[0019] Compared with the prior art, the beneficial effects of this utility model are:

[0020] 1. This elasticity testing equipment for processing high-silica fiber cloth is equipped with a lifting frame that drives the elasticity detector and the upper clamping mechanism. It works synchronously with the lower clamping mechanism to improve clamping stability. The rotating shaft after the cloth body is wound up is then connected to clamping parts one and two to control the stability of the cloth body clamping and prevent it from falling off. It also works with a vision scanner to monitor and record the status of the cloth body in real time.

[0021] 2. This elasticity testing equipment for high-silica fiber fabric processing is equipped with a limited centering mechanism. Through the cooperation of a worm gear and a worm wheel, the stability of the clamping force between clamping component one and ratchet component two can be improved. Furthermore, the use of a spur gear set assembled with the worm wheel controls the stability of the centering adjustment of clamping component one and clamping component two, preventing slippage. Further, the coaxial operation of the worm wheel and one set of spur gears, combined with a synchronous belt controlling the use of the spur gear set, improves the stability of clamping component one and clamping component two on rack one and rack two, and limits their sliding within the clamping mechanism, preventing tilting and loosening when clamping and testing the fabric body. Furthermore, the rotating winding mechanism, through the cooperation of a telescopic component and a support rod, controls the angle of the winding shaft in the winding and unwinding states, and the clamping groove on the winding shaft effectively limits the winding of the fabric body.

[0022] 3. The elasticity testing equipment for processing high silica fiber cloth is equipped with a rotating protective mechanism. A vision scanning seat can be assembled at the bottom of the testing machine and on the outside of the lower clamping mechanism to control the position of the vision scanner on the bevel gear set and to scan the shape of the cloth body in the elasticity testing state. This allows for monitoring the state of the cloth body based on its elasticity. In addition, a magnetic protective cover is used to protect the vision scanner. Attached Figure Description

[0023] Figure 1 This is a three-dimensional structural diagram of the testing machine of this utility model;

[0024] Figure 2 This is a half-sectional three-dimensional structural diagram of the testing machine of this utility model;

[0025] Figure 3 This is a partial cross-sectional perspective view of the clamping mechanism of this utility model.

[0026] Figure 4 This is a rear-view three-dimensional structural diagram of the clamping component of this utility model;

[0027] Figure 5 This is a half-sectional perspective view of the three-dimensional structure of the winding shaft of this utility model;

[0028] Figure 6 This is a half-section three-dimensional structural diagram of the visual scanner of this utility model.

[0029] In the diagram: 1. Inspection machine; 2. Lifting frame; 3. Elasticity detector; 4. Clamping mechanism; 5. Worm gear; 6. Worm wheel; 7. Spur gear set; 8. Rack 1; 9. Clamping component 1; 10. Rack 2; 11. Clamping component 2; 12. Support rod; 13. Telescopic rod; 14. Return spring; 15. Telescopic assembly; 16. Rewinding shaft; 17. Fabric body; 18. Vision scanning seat; 19. Bevel gear set; 20. Support ring; 21. Top plate; 22. Vision scanner; 23. Protective cover. Detailed Implementation

[0030] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0031] Please see Figures 1-6 The present invention provides the following technical solution: an elasticity testing device for processing high silica fiber cloth, which is equipped with a fiber cloth elasticity testing machine 1, and a lifting frame 2 is threadedly movable on the inner surface of the testing machine 1, and a visual scanning seat 18 is installed on the lower side of the inner surface of the testing machine 1.

[0032] Example 1: As Figures 1-3The technical solution shown in this utility model provides the following technical solution: an elasticity testing device for processing high-silica fiber cloth, comprising: an elasticity detector 3, installed on the lower surface of a lifting frame 2, and a clamping mechanism 4 installed on the lower surface of the elasticity detector 3, with a worm gear 5 rotating on the inner surface of the clamping mechanism 4, and a worm wheel 6 meshing on the outer surface of the worm gear 5, positioning and rotating the worm wheel 6 on the inner surface of the clamping mechanism 4, and the worm wheel 6 being provided with a limiting centering mechanism; the elasticity detector 3 and the lifting frame 2 form a nested engagement structure, and the elasticity detector 3 and the upper surface of the clamping mechanism 4 are embedded and installed, and the clamping mechanism 4 forms a meshing rotation structure through the worm gear 5 and the worm wheel 6; the limiting centering mechanism includes a spur gear set 7 coaxially rotatably connected to the lower surface of the worm wheel 6, and the spur gears of the spur gear set 7 are connected to each other. A synchronous belt is connected to the spur gear set 7, and a rack 8 is meshed with the left side of the outer surface of the spur gear set 7. A clamping member 9 is installed on the lower surface of the rack 8, and a rack 10 is meshed with the right side of the outer surface of the spur gear set 7. A clamping member 11 is installed on the lower surface of the rack 10. The clamping member 9 is equipped with a rotating winding mechanism. The worm gear 6 forms a rotating structure with the spur gear set 7 through a shaft. The left and right sides of the spur gear set 7 form a meshing structure with the rack 8 and the rack 10, respectively. The rack 8 and the clamping member 9 form an integrated structure. The rack 10 and the clamping member 11 are embedded in the upper surface of the clamping member 11. Both the clamping member 9 and the clamping member 11 form a limiting sliding structure with the clamping mechanism 4. The middle section of the inner surface of the clamping member 9 and the clamping member 11 has an arc-shaped sawtooth structure.

[0033] When using the testing machine 1, start the motor assembled on the upper side of the testing machine 1. The output shaft drives the threaded rod to rotate, thereby controlling the lifting frame 2 to move down to a suitable position. This simultaneously controls the position of the elastic detector 3 and the clamping mechanism 4 assembled on the lifting frame 2, and places the fabric body 17 into the clamping groove of the winding shaft 16. Start the small motor controlling the winding shaft 16. With the help of the sawtooth structure of the winding shaft 16, the fabric body 17 is wound up. After the corresponding number of windings, start the motor assembled on the rear side of the clamping mechanism 4. The output shaft controls the rotating shaft to drive the worm gear 5 to rotate. The worm gear 5 rotates, and the worm wheel 6 rotates in response to the worm gear 6. The spur gear set 7, which is coaxially assembled with the worm wheel 6, meshes and drives the rack 8 and rack 10 to move alternately. This allows the clamping member 9 mounted on rack 8 and the clamping member 11 mounted on rack 10 to be centered with each other, clamping the wound fabric body 17. This gradually clamps the fabric body 17 between the clamping member 9 and the clamping member 11. The serrated structure on the clamping member 9 and the clamping member 11 reduces the chance of the fabric body 17 falling off during inspection and improves the stability of the clamping force.

[0034] Example 2: Figure 1 , Figure 2 ,Figure 4 and Figure 5 The technical solution shown, based on Embodiment 1, further discloses the formation of a winding limit before clamping. The specific details are as follows: The rotary winding mechanism includes a support rod 12 whose outer surface rotates on the clamping member 9. A telescopic rod 13 is rotatably connected to the lower side of the outer surface of the support rod 12. A telescopic assembly 15 is telescopically connected to the outer surface of the telescopic rod 13. A return spring 14 is elastically connected between the telescopic assembly 15 and the telescopic rod 13. A winding shaft 16 is rotatably connected to the inner surface of the support rod 12. The outer surface of the winding shaft 16... The fabric body 17 is wound around the fabric body 17, and clamping member 1 9 and clamping member 2 11 are clamped and connected to the outer surface of the fabric body 17. Clamping member 1 9 forms a rotating structure with the take-up shaft 16 through the support rod 12. The take-up shaft 16 has a clamping groove in the middle section of its inner surface, and the take-up shaft 16 forms a winding structure with the fabric body 17 through the clamping groove. The outer surface of the take-up shaft 16 has a sawtooth structure. Clamping member 1 9 forms a telescopic ejection structure with the support rod 12 through the telescopic component 15, the return spring 14 and the telescopic rod 13.

[0035] When clamping and positioning the fabric body 17, the two ends of the fabric body 17 are placed in the clamping grooves of the upper and lower sets of take-up shafts 16, respectively. The small motor on the support rod 12 connected to the corresponding take-up shaft 16 is started, which drives the take-up shaft 16 to rotate a certain number of times to limit the winding of the fabric body 17. This controls the clamping parts 11 and 2 to form a clamping limit on the wound fabric body 17, improving the stability of the clamping. When the clamping parts 19 and 2 11 unfold and disengage, the telescopic component 15 assembled on the lower side of the clamping part 19, in conjunction with the elasticity of the return spring 14, controls the telescopic rod 13 to rotate and adjust the support rod 12 to perform positioning rotation, thereby disengaging the clamped fabric body 17 from the inside of the clamping part 19. This facilitates the winding of the fabric body 17 and the angle control of the subsequent clamping, and avoids the situation where the center of the take-up shaft 16 is offset from the center of the concave part of the clamping part 19, thereby improving the ease of use and stability.

[0036] Example 3: Figure 1 , Figure 2 and Figure 6The technical solution shown, based on Embodiment 2, further discloses multi-angle detection and protection for the visual scanner 22, the specific details of which are as follows: A bevel gear set 19 rotates on the inner surface of the visual scanner base 18, and the bevel gear set 19 is provided with a rotation protection mechanism; the rotation protection mechanism includes a support ring 20 mounted on the lower side of the large bevel gear in the bevel gear set 19, and a top plate 21 mounted on the upper side of the large bevel gear in the bevel gear set 19, and a visual scanner 22 is nested on the upper surface of the top plate 21. Simultaneously, the visual scanner 22... The outer surface is nested with a protective cover 23, and the protective cover 23 is magnetically connected to the upper side of the top plate 21; the large bevel gear in the bevel gear set 19 forms an integrated structure with the support ring 20 and the top plate 21, and the bevel gear set 19 forms a nested rotation structure with the vision scanning seat 18 through the support ring 20, and the bevel gear set 19 forms a sealed structure with the vision scanning seat 18 through the top plate 21. At the same time, the top plate 21 forms a nested structure with the vision scanner 22, and the top plate 21 forms a nested protective structure with the vision scanner 22 through the protective cover 23.

[0037] When the clamping mechanism 4 drives the fabric body 17 to perform elasticity testing, the elastic force is detected by the elasticity detector 3, and the motor assembled on the outside of the vision scanning seat 18 is started. This controls the support ring 20 installed on the large bevel gear in the bevel gear set 19 to rotate inside the vision scanning seat 18, and the top plate 21 installed on the upper side of the large bevel gear in the bevel gear set 19 to rotate nested on the upper side of the vision scanning seat 18. At the same time, the vision scanner 22 assembled on the top plate 21 is controlled to rotate in all directions, and the state of the fabric body 17 during elasticity testing is captured and monitored, and the state of the fabric body 17 under different data is recorded to improve the elasticity testing comparison effect. The protective cover 23 magnetically assembled on the outside of the vision scanner 22 is used for protection when the vision scanner 22 is working, which improves the protection of the vision scanner 22 and prevents the fabric from breaking and rebounding, which could damage the vision scanner 22.

[0038] The contents not described in detail in this specification are existing technologies known to those skilled in the art.

[0039] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. An elasticity testing device for processing high silica fiber cloth, comprising a fiber cloth elasticity testing machine (1), wherein the inner surface of the testing machine (1) is threadedly movable by a lifting frame (2), and a visual scanning seat (18) is installed on the lower side of the inner surface of the testing machine (1). Its features are, include: The elastic detector (3) is installed on the lower surface of the lifting frame (2), and the lower surface of the elastic detector (3) is equipped with a clamping mechanism (4), and the inner surface of the clamping mechanism (4) is rotated with a worm (5), while the outer surface of the worm (5) is engaged with a worm wheel (6), and the worm wheel (6) is positioned and rotated on the inner surface of the clamping mechanism (4), and the worm wheel (6) is provided with a limited positioning centering mechanism; A bevel gear set (19) rotates on the inner surface of the vision scanning seat (18), and the bevel gear set (19) is provided with a rotation protection mechanism.

2. The elasticity testing device for processing high-silica fiber cloth according to claim 1, characterized in that: The elastic detector (3) and the lifting frame (2) form a nested engagement structure, and the elastic detector (3) and the clamping mechanism (4) are embedded in the upper surface of the clamping mechanism (4), and the clamping mechanism (4) forms a meshing rotation structure with the worm (5) and the worm wheel (6).

3. The elasticity testing device for processing high-silica fiber cloth according to claim 1, characterized in that: The limiting and centering mechanism includes a spur gear set (7) coaxially rotatably connected to the lower surface of the worm gear (6), and a synchronous belt is connected between the spur gears of the spur gear set (7). A rack (8) is meshed on the left side of the outer surface of the spur gear set (7), and a clamping member (9) is installed on the lower surface of the rack (8). A rack (10) is meshed on the right side of the outer surface of the spur gear set (7), and a clamping member (11) is installed on the lower surface of the rack (10). The clamping member (9) is equipped with a rotating winding mechanism.

4. The elasticity testing device for processing high-silica fiber cloth according to claim 3, characterized in that: The worm gear (6) forms a rotating structure with the spur gear set (7) through the shaft, and the left and right sides of the spur gear set (7) form a meshing structure with rack one (8) and rack two (10) respectively. Rack one (8) and clamping member one (9) form an integrated structure. At the same time, rack two (10) and clamping member two (11) are embedded in the upper surface. Clamping member one (9) and clamping member two (11) both form a limiting sliding structure with clamping mechanism (4). At the same time, the middle section of the inner surface of clamping member one (9) and clamping member two (11) has a circular arc sawtooth structure.

5. The elasticity testing device for processing high-silica fiber cloth according to claim 3, characterized in that: The rotating winding mechanism includes a support rod (12) that rotates on the outer surface of clamping member one (9), and a telescopic rod (13) is rotatably connected to the lower side of the outer surface of the support rod (12). A telescopic assembly (15) is telescopically connected to the outer surface of the telescopic rod (13). A return spring (14) is elastically connected between the telescopic assembly (15) and the telescopic rod (13). A winding shaft (16) is rotatably connected to the inner surface of the support rod (12). A fabric body (17) is wound around the outer surface of the winding shaft (16). Clamping member one (9) and clamping member two (11) are clamped and connected to the outer surface of the fabric body (17).

6. The elasticity testing device for processing high-silica fiber cloth according to claim 5, characterized in that: The clamping member (9) forms a rotating structure with the winding shaft (16) via the support rod (12), and the winding shaft (16) has a clamping groove in the middle section of its inner surface. The winding shaft (16) forms a winding structure with the fabric body (17) via the clamping groove. Meanwhile, the outer surface of the winding shaft (16) has a sawtooth structure. The clamping member (9) forms a telescopic ejection structure with the support rod (12) via the telescopic component (15), the return spring (14), and the telescopic rod (13).

7. The elasticity testing device for processing high-silica fiber cloth according to claim 1, characterized in that: The rotating protection mechanism includes a support ring (20) installed on the lower side of the large bevel gear in the bevel gear set (19), and a top plate (21) installed on the upper side of the large bevel gear in the bevel gear set (19). A vision scanner (22) is nested on the upper surface of the top plate (21), and a protective cover (23) is nested on the outer surface of the vision scanner (22). The protective cover (23) is magnetically connected to the upper side of the top plate (21). The gears, support ring (20), and top plate (21) form an integrated structure. The bevel gear set (19) forms a nested rotating structure with the vision scanning seat (18) through the support ring (20). The bevel gear set (19) forms a sealed structure with the vision scanning seat (18) through the top plate (21). At the same time, the top plate (21) forms a nested structure with the vision scanner (22). The top plate (21) forms a nested protective structure with the vision scanner (22) through the protective cover (23).

Citation Information

Patent Citations

  • A device for testing the elasticity of nonwoven fabrics used in textile production

    CN218847818U