CN216284653U

CN216284653U - Anti detection device that tears of silicon rubber sealing member

Info

Publication number: CN216284653U
Application number: CN202122697345.5U
Authority: CN
Inventors: 董鸿斌; 曹长根; 王友胜
Original assignee: Anhui Xinhongsheng Electronic Technology Co ltd
Current assignee: Anhui Xinhongsheng Electronic Technology Co ltd
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2022-04-12
Anticipated expiration: 2031-11-05

Abstract

The utility model discloses a tear resistance detection device of a silicon rubber sealing element, which comprises a detection box, wherein a box door is installed at the front end of the detection box, a movable tension driving assembly is installed in the detection box, a tension testing assembly is arranged on one side in the detection box, sleeve rods are fixed at the tops of the tension driving assembly and the tension testing assembly, two ends of the silicon rubber sealing element are respectively sleeved and installed on the sleeve rods, anti-falling handles for preventing the silicon rubber sealing element from falling off are installed at the tops of the sleeve rods, and one end of the tension testing assembly is rotatably installed on the side wall of the detection box through an installation seat. The utility model can detect the tearing resistance of the silicon rubber sealing element when the silicon rubber sealing element is twisted.

Description

Anti detection device that tears of silicon rubber sealing member

Technical Field

The utility model relates to the technical field of tear resistance detection of rubber products, in particular to a tear resistance detection device of a silicone rubber sealing element.

Background

The silicone rubber sealing element has excellent heat resistance, cold resistance, ozone resistance, aging resistance and insulating property, but the tensile strength is poorer than that of common rubber, so the silicone rubber sealing element is always subjected to a tear resistance test before being used.

However, the existing rubber tear-resistant testing device is inconvenient to operate, and when a tensile test is performed on the silicone rubber sealing member, the silicone rubber sealing member is easy to collapse, so that the test is forced to be interrupted, the tensile force which can be borne when the silicone rubber sealing member is in a twisted state cannot be detected, and certain limitations are provided. To this end, we propose a tear-resistant test device for silicone rubber seals.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a tear resistance detection device of a silicone rubber sealing element, which can detect the tear resistance of the silicone rubber sealing element in a twisted state and solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a tearing detection device of silicon rubber sealing member, includes the detection case, the chamber door is installed to the detection case front end, detection case internally mounted has mobilizable pulling force drive assembly, inside one side of detection case is provided with the tensile test subassembly, the pulling force drive assembly with the tensile test subassembly top all is fixed with the loop bar, and the silicon rubber sealing member both ends are cup jointed respectively and are installed on the loop bar, the anticreep handle that prevents the silicon rubber sealing member and drop is all installed at the loop bar top, tensile test subassembly one end is passed through the mount pad and is rotated and install on the detection case lateral wall.

Preferably, the tension driving assembly comprises a base column, the base column is sleeved on a screw rod in a threaded manner, two ends of the screw rod are respectively rotatably installed on the side wall of the bottom of the detection box, and the sleeve rod is fixed in the middle of the top of the base column.

Preferably, a sliding block is fixed in the middle of the bottom of the base column, and a sliding rail matched with the sliding block is fixed on the inner side of the bottom wall of the detection box.

Preferably, the rotation of the screw rod is driven by a motor, and the motor is arranged on one side of the outer part of the detection box.

Preferably, the tension testing assembly comprises a tension detector, one end of the tension detector is fixedly connected with the mounting seat, and the other end of the tension detector is provided with the loop bar.

Preferably, a rotating shaft seat is fixed in the middle of the mounting seat, the other end of the rotating shaft seat extends to the outside of the detection box, a clamping plate is fixed at the extending end of the rotating shaft seat, threaded positioning pins are installed on the clamping plate in a threaded mode, and positioning holes corresponding to the threaded positioning pins are distributed on the outer side wall of the detection box in an annular array mode.

Preferably, the anti-falling handle is provided with a mounting groove on one side of the bottom, the top of the loop bar extends into the mounting groove, and the top of the loop bar is fixedly connected with the top wall of the mounting groove through a torsion spring.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the silicon rubber sealing piece is connected between the tension testing assembly and the tension driving assembly, the motor is started to drive the screw rod to rotate, so that the base column moves, when the base column moves towards the direction far away from the tension detector, the silicon rubber sealing piece can be stretched, the tension borne by the silicon rubber sealing piece can be detected through the tension detector, and the tear resistance of the silicon rubber sealing piece during twisting can be detected through the rotatable tension testing assembly.

Drawings

FIG. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is a front view of the outer structure of the present invention;

FIG. 3 is an enlarged view of the structure at the position A of the present invention.

In the figure: 1. a detection box; 101. a slide rail; 2. a box door; 3. a rotating shaft seat; 4. a base column; 41. a slider; 5. a motor; 6. clamping a plate; 7. a threaded locating pin; 8. a loop bar; 9. the anti-drop handle; 10. a tension detector; 11. a torsion spring; 12. and a screw rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a tearing detection device that tears of silicon rubber sealing member, including detection case 1, chamber door 2 is installed to 1 front end of detection case, 1 internally mounted of detection case has mobilizable pulling force drive assembly, 1 inside one side of detection case is provided with the tensile test subassembly, pulling force drive assembly and tensile test subassembly top all are fixed with loop bar 8, the silicon rubber sealing member both ends are cup jointed respectively and are installed on loop bar 8, the anticreep that prevents the silicon rubber sealing member and drop 9 is all installed at loop bar 8 top, tensile test subassembly one end is passed through the mount pad and is rotated and install on 1 lateral wall of detection case.

Pulling force drive assembly includes

base post

4, 4 screw sockets of base post are on lead screw 12, lead screw 12 both ends rotate respectively and install on 1 bottom lateral wall of detection case, be fixed with loop bar 8 in the middle of the 4 tops of base post, be fixed with slider 41 in the middle of the 4 bottoms of base post, 1 diapire inboard of detection case is fixed with slide rail 101 with slider 41 complex, the rotation of lead screw 12 is passed through the drive of motor 5, motor 5 installs in 1 outside one side of detection case, in operation, open motor 5, drive lead screw 12 and rotate, make base post 4 remove, when base post 4 moves towards the direction of keeping away from pulling force detector 10, can stretch the silicon rubber sealing member.

The tension testing assembly comprises a tension detector 10, one end of the tension detector 10 is fixedly connected with the mounting seat, the other end of the tension detector 10 is provided with a loop bar 8, a tension sensor is mounted on the tension detector 10, tension received on the loop bar 8 can be detected, and when the mounting seat rotates, the tension detector 10 can also rotate along with the loop bar.

Be fixed with pivot seat 3 in the middle of the mount pad, the 3 other ends of pivot seat extend to the outside of detection case 1, and stretch out the end and be fixed with cardboard 6, threaded locating pin 7 is installed to the screw thread on cardboard 6, it has the locating hole that corresponds with threaded locating pin 7 to be cyclic annular array distribution on the 1 lateral wall of detection case, during the use, rotate threaded locating pin 7 for pivot seat 3 rotates, make the mount pad rotate, it is rotatory to drive tensile testing ware 10, thereby make the distortion of silicon rubber seal.

The mounting groove has been seted up to 9 bottom one sides to the anticreep, inside 8 tops of loop bar extended to the mounting groove, through 11 fixed connection of torsional spring between 8 tops of loop bar and the mounting groove roof, when torsional spring 11 is in under the natural state, the anticreep is shown in figure 3 the state of 9, cup joints the unable deviating from of silicon rubber sealing member on two loop bars 8 this moment.

The during operation, at first will tear the silicon rubber sealing member that detects and cup joint on two loop bars 8, then open motor 5, drive lead screw 12 and rotate for 4 removal of base post, when base post 4 moves towards the direction of keeping away from tensile detector 10, can stretch the silicon rubber sealing member, can detect the pulling force that the silicon rubber sealing member received through tensile detector 10, the anti performance of tearing when this device can also detect the distortion of silicon rubber sealing member, specific operation is: rotating shaft seat 3, driving the mount pad on tension detector 10 and rotating for tension detector 10 rotates, makes the distortion of silicon rubber sealing member, and when the distortion of silicon rubber sealing member reached certain degree, inserts threaded positioning pin 7 in the locating hole that corresponds, can fix tension detector 10 at the current position, thereby fixes the degree of torsion of silicon rubber sealing member, thereby finally detects the anti performance of tearing when the distortion of silicon rubber sealing member.

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

Claims

1. The utility model provides a tearing detection device of silicon rubber sealing member, includes detection case (1), chamber door (2), its characterized in that are installed to detection case (1) front end: detection case (1) internally mounted has mobilizable pulling force drive assembly, the inside one side of detection case (1) is provided with the tensile test subassembly, the pulling force drive assembly with the tensile test subassembly top all is fixed with loop bar (8), and the silicon rubber sealing member both ends cup joint respectively and install on loop bar (8), the anticreep that prevents the silicon rubber sealing member and drop is all installed at loop bar (8) top (9), tensile test subassembly one end is passed through the mount pad and is rotated the installation on detection case (1) lateral wall.

2. The tear resistance detection device of a silicone rubber seal according to claim 1, characterized in that: the tension driving assembly comprises a base column (4), the base column (4) is sleeved on a screw rod (12) in a threaded mode, two ends of the screw rod (12) are installed on the side wall of the bottom of the detection box (1) in a rotating mode respectively, and the sleeve rod (8) is fixed in the middle of the top of the base column (4).

3. The tear resistance detection device of a silicone rubber seal according to claim 2, characterized in that: the middle of the bottom of the base column (4) is fixed with a sliding block (41), and the inner side of the bottom wall of the detection box (1) is fixed with a sliding rail (101) matched with the sliding block (41).

4. The tear resistance detection device of a silicone rubber seal according to claim 2, characterized in that: the rotation of lead screw (12) is through motor (5) drive, motor (5) are installed detection case (1) outside one side.

5. The tear resistance detection device of a silicone rubber seal according to claim 1, characterized in that: the tension testing assembly comprises a tension detector (10), one end of the tension detector (10) is fixedly connected with the mounting seat, and the sleeve rod (8) is arranged at the other end of the tension detector (10).

6. The tear resistance detection device of a silicone rubber seal according to claim 1, characterized in that: the middle of the mounting seat is fixed with a rotating shaft seat (3), the other end of the rotating shaft seat (3) extends to the outside of the detection box (1), a clamping plate (6) is fixed at the extending end of the rotating shaft seat, a threaded positioning pin (7) is installed on the clamping plate (6) in a threaded mode, and positioning holes corresponding to the threaded positioning pin (7) are distributed on the outer side wall of the detection box (1) in an annular array mode.

7. The tear resistance detection device of a silicone rubber seal according to claim 1, characterized in that: the anti-disengaging handle (9) bottom one side is seted up the mounting groove, loop bar (8) top extends to inside the mounting groove, loop bar (8) top with through torsional spring (11) fixed connection between the mounting groove roof.