Search

CN-121977924-A - Rubber product tensile property detection mechanism

CN121977924ACN 121977924 ACN121977924 ACN 121977924ACN-121977924-A

Abstract

The invention discloses a rubber product tensile property detection mechanism, which belongs to the technical field of new material detection and comprises a machine body, wherein a detection head is fixedly arranged above the machine body, a vertical frame is fixedly arranged on the machine body, a screw rod is rotatably arranged on the vertical frame, the screw rod is fixedly connected with the output end of a motor on the inner side of the machine body, two movable seats are symmetrically arranged on the vertical frame in a sliding manner, a movable plate is elastically connected to the movable seats in a lifting manner, a fixed frame is fixedly arranged on the movable plate, a clamping assembly is rotatably arranged on the fixed frame, and the clamping assembly performs negative pressure adsorption and automatic winding on a rubber product in the moving process of the movable plate. The rubber product tensile property detection mechanism can carry out linear stretching on the rubber product and simultaneously carry out rolling, effectively shortens the detection operation stroke, can carry out rapid rolling and protection after rubber fracture, and effectively improves the operation safety of equipment on the premise of not affecting the observation precision.

Inventors

  • LIU SHENG
  • HUANG KAIYOU
  • LI SHENGJIAN

Assignees

  • 准特科技(苏州)有限公司

Dates

Publication Date
20260505
Application Date
20260211

Claims (9)

  1. 1. The tensile property detection mechanism for the rubber product comprises a machine body (1), wherein a detection head (2) is fixedly arranged above the machine body (1), a vertical frame (3) is fixedly arranged on the machine body (1), a screw rod (4) is rotatably arranged on the vertical frame (3), and meanwhile, the screw rod (4) is fixedly connected with the output end of a motor at the inner side of the machine body (1); The automatic rubber product rolling machine is characterized in that two movable seats (5) are symmetrically arranged on the vertical frame (3) in a sliding manner, a movable plate (7) is connected to the movable seat (5) in an elastic lifting manner, a fixing frame (8) is fixedly arranged on the movable plate (7), a clamping assembly is rotatably arranged on the fixing frame (8), the clamping assembly adsorbs rubber products in a negative pressure manner and automatically winds the rubber products in the moving process of the movable plate (7), a protective shell (21) is fixedly arranged on the machine body (1), a movable door (23) is rotatably arranged on the outer side of the protective shell (21), a transmission assembly is arranged between the movable seat (5) and the movable door (23), and the movable plate (7) drives the movable door (23) to be rotatably closed through the transmission assembly after the rubber products are broken.
  2. 2. The mechanism for detecting the tensile property of a rubber product according to claim 1, wherein threads at two ends of the screw rod (4) are opposite in rotation direction, the screw rod (4) is in threaded connection with the movable seat (5), and the movable seat (5) stretches the rubber product in the sliding process on the vertical frame (3).
  3. 3. The mechanism for detecting the tensile property of a rubber product according to claim 1, wherein the movable seat (5) is fixedly provided with a first guide post (6), the first guide post (6) penetrates through the movable plate (7) in a sliding manner, and a spring is fixedly connected between the first guide post (6) and the movable plate (7).
  4. 4. The mechanism for detecting the tensile property of a rubber product according to claim 1, wherein the clamping assembly comprises a winding piece (9) rotatably mounted on a fixing frame (8), a second guide post (10) is fixedly mounted on the outer side of the winding piece (9), a pre-clamping piece (11) is mounted on the second guide post (10) in a penetrating and sliding mode, a spring is connected between the second guide post (10) and the pre-clamping piece (11), side sections of the winding piece (9) and the pre-clamping piece (11) are of fan-shaped structures, and the winding piece (9) and the pre-clamping piece (11) are used for winding and stretching the rubber product in the rotating process.
  5. 5. The mechanism for detecting the tensile properties of a rubber product according to claim 4, wherein a first gear (12) is fixedly arranged on the outer side of a shaft part of the winding piece (9), a second gear (13) is rotatably arranged on the movable plate (7), the first gear (12) is meshed with the second gear (13), a rack (14) is fixedly arranged on the stand (3), and the rack (14) is meshed with the second gear (13).
  6. 6. The mechanism for detecting the tensile property of a rubber product according to claim 5, wherein the winding part (9) and the inner side of the shaft part of the winding part are provided with cavities, a piston sheet (15) is arranged in the cavities of the shaft part of the winding part (9) in a sealing sliding manner, a spring is fixedly connected between the piston sheet (15) and the inner wall of the cavities, meanwhile, a sliding rod (16) is fixedly connected to the outer side of the piston sheet (15), the sliding rod (16) is in telescopic connection with the shaft part of the winding part (9), and a pull rope (17) is fixedly connected between the sliding rod (16) and the movable seat (5).
  7. 7. The mechanism for detecting the tensile properties of a rubber product according to claim 6, wherein the winding piece (9) is uniformly provided with adsorption holes (18), the adsorption holes (18) are communicated with the upper cavity of the winding piece (9), and the adsorption holes (18) are in sealing fit with the rubber product.
  8. 8. The mechanism for detecting the tensile property of a rubber product according to claim 1, wherein the transmission assembly comprises a first rubber capsule (19) fixedly connected between the movable seat (5) and the movable plate (7), a fixed shaft (22) is fixedly arranged at the upper end of the protective shell (21), the fixed shaft (22) is rotatably connected with the upper end of the movable door (23), a second rubber capsule (24) is connected between the fixed shaft (22) and the upper end of the movable door (23), a pipeline is connected between the second rubber capsule (24) and the first rubber capsule (19) positioned above, partial gas after the first rubber capsule (19) is compressed enters the second rubber capsule (24) through the pipeline, and the second rubber capsule (24) is inflated and then pushed to automatically rotate and close the movable door (23).
  9. 9. The mechanism for detecting the tensile property of a rubber product according to claim 8, wherein the movable plate (7) is fixedly provided with a high-pressure air nozzle (20), the high-pressure air nozzle (20) is connected with the first rubber capsule (19) through a pipeline, and part of gas after the first rubber capsule (19) is pressed is blown to the broken rubber product at a high speed through the high-pressure air nozzle (20).

Description

Rubber product tensile property detection mechanism Technical Field The invention relates to the technical field of new material detection, in particular to a mechanism for detecting the tensile property of a rubber product. Background Novel rubber new materials such as bio-based rubber, degradable rubber, nano modified rubber, low VOC rubber and rubber-based composite material are fast raised, gradually replace traditional natural rubber and common synthetic rubber, and are widely applied to various high-end fields such as automobiles (new energy automobile battery pack sealing pieces), aerospace (high-temperature resistant nano rubber buffer pieces), rail transit, buildings (regenerated rubber waterproof coiled materials), medical treatment (bio-based rubber guide pipes), daily necessities and the like, and in order to provide core technical support for quality control, performance optimization, compliance acceptance and industrialization application of novel rubber new material products, the novel rubber new material products and the tensile strength, ultimate elongation, tensile stress and other key performance indexes of samples need to be accurately detected. The prior art (publication No. CN118817476A, chinese patent publication No. 2024-10-22) discloses a rubber tensile property detection mechanism, which comprises a fixing frame arranged on a host platform, wherein a sliding support is connected to the fixing frame in a sliding manner, clamping components are arranged on one side, close to each other, of the host platform and the sliding support, and a gesture limiting component for feeding a rubber strip to be detected into the two clamping components in a straight state is also included; the sliding bracket comprises a T-shaped frame, a gesture limiting part is arranged, the gesture of a rubber strip is not required to be regulated in the clamping process, the whole rubber strip tends to be flat in the clamping process, meanwhile, two ends of the clamped rubber strip are positioned in a clamp, the time required for detecting the rubber stretching performance is shortened, the detection efficiency of the rubber stretching performance is improved, the step of clamping the rubber strip on the gesture limiting part can be synchronously carried out in the previous rubber testing process, the time required for the preparation is further shortened, the prior art (publication No. CN219455729U, chinese patent publication No. 2023-08-01) discloses a rubber plastic strip stretching capability detecting device which comprises a detecting table, a sliding groove is arranged at the top of the detecting table, a moving block is connected in a sliding manner in the sliding groove, a driving component is arranged at the bottom of the detecting table, an L-shaped bracket which is symmetrical is fixedly connected with one side of the top of the detecting table and the top of the moving block, a scale is fixedly arranged at the top of the detecting table, the scale is matched with the sliding groove and drives the sliding strip to stretch in the sliding direction of the clamping block along with the sliding direction of the rubber strip when the sliding block is used, the distance between the two opposite clamping blocks is reduced, so that the tension to the rubber plastic strip is larger, the clamping blocks clamp the rubber plastic strip more tightly, the clamping stability is improved, the rubber plastic strip is prevented from sliding or even falling off in the tensile capacity detection process, and the accuracy of the detection result is improved. The existing rubber product tensile property detection mechanism mostly adopts single direction stretching when in use, and the motion travel of the equipment stretching mechanism is longer, so that the whole volume of the equipment is larger, and the equipment is inconvenient to fracture and protect on the premise of not influencing observation, and has limited use safety and certain use defects. Disclosure of Invention The invention aims to provide a rubber product tensile property detection mechanism, which aims to solve the problems that the existing rubber product tensile property detection mechanism in the market provided by the background technology mostly adopts single-direction stretching when in use, so that the movement stroke of a device stretching mechanism is longer, the whole volume of the device is larger, and fracture protection is inconvenient under the premise of not influencing observation. The invention provides a rubber product tensile property detection mechanism which comprises a machine body, wherein a detection head is fixedly arranged above the machine body, a vertical frame is fixedly arranged on the machine body, a screw rod is rotatably arranged on the vertical frame, the screw rod is fixedly connected with the output end of a motor on the inner side of the machine body, two movable seats are symmetrically and slidably arranged on the v