Compression resistance detector for sealing element

Abstract

The utility model provides a compression resistance detection machine for a sealing element. The compression resistance detection machine comprises a base, a support frame, a console, a transverse plate, a positioning assembly, a cross beam and a detection assembly, the supporting frame is fixedly connected to the top end of the base; the control console is installed between the base and the supporting frame, and a display screen and a control panel are installed on the control console; the transverse plate is fixedly connected to the bottom of the supporting frame; the positioning assembly is used for fixing the sealing element and is arranged at the top of the transverse plate; the cross beam is mounted at the top of the supporting frame; and the detection assembly is arranged on the cross beam. Through the structural design of the base, the support, the console, the transverse plate, the positioning assembly, the cross beam and the detection assembly, the pressure detection mechanism can be conveniently disassembled and rapidly replaced, rapid adjustment can be conveniently carried out according to the detection part, the fatigue of the sealing element can be well detected, the detection sufficiency is improved, and the detection efficiency is improved. The detection effect is prevented from being influenced.

Description

Technical Field

[0001] The utility model relates to a compression testing machine for sealing parts. Background Art

[0002] Seals are materials or parts that prevent fluids or solid particles from leaking between adjacent mating surfaces and prevent external impurities such as dust and moisture from invading components inside machinery and equipment. The best storage room temperature for seals is below 30°C to avoid high-temperature aging of the seals.

[0003] In order to ensure the production quality of rubber seals, pressure testing is required during the production process to test the performance of the seals.

[0004] When ordinary seal pressure testing machines perform pressure testing, the pressure testing mechanism needs to be replaced for seals of different sizes. However, the existing pressure testing mechanism is not easy to disassemble and quickly replace, resulting in low testing efficiency. In addition, when testing seals in different positions, it cannot be quickly adjusted according to their positions, and the fatigue of the seals cannot be tested well, resulting in insufficient testing, which affects the testing effect. Utility Model Content

[0005] The utility model provides a pressure resistance testing machine for seals to solve the technical problems that the existing pressure testing mechanism is difficult to disassemble and quickly replace, resulting in low testing efficiency, and when testing different positions of the seal, it cannot be quickly adjusted according to its position, and the fatigue of the seal cannot be well tested, resulting in insufficient testing, thereby affecting the testing effect.

[0006] The utility model solves the above technical problems through the following technical solutions:

[0007] The utility model provides a compression tester for a seal, comprising a base and a support frame, wherein the support frame is fixedly connected to the top of the base, and further comprising:

[0008] A console, which is installed between the base and the support frame, and is equipped with a display screen and a control panel;

[0009] A horizontal plate, the horizontal plate is fixedly connected to the bottom of the support frame;

[0010] A positioning assembly for fixing the seal, wherein the positioning assembly is arranged on the top of the transverse plate;

[0011] A crossbeam, the crossbeam being mounted on the top of the support frame;

[0012] A detection component is arranged on the crossbeam.

[0013] In the present technical solution, the positioning component is provided to facilitate quick fixation of the seal, thereby improving detection efficiency, and the detection component is provided to facilitate monitoring of the fatigue of the seal, simulating the actual working state of the seal and improving detection accuracy.

[0014] Preferably, the positioning assembly includes a movable groove, a screw, a rotating wheel, a first bevel gear and a second bevel gear. The movable groove is opened on both sides of the top of the horizontal plate. The screw is rotatably connected in the movable groove. The second bevel gear is installed at one end of the screw. The first bevel gear is meshed and connected to the second bevel gear. The rotating wheel is rotatably connected to both sides of the top of the horizontal plate.

[0015] In the technical solution, according to the size of the seal, by rotating the two wheels, the wheels drive the first bevel gear to rotate, the first bevel gear drives the screw to rotate through the meshing second bevel gear, the screw drives the threaded movable block to slide along the movable groove, and the two movable blocks approach each other, thereby adjusting the distance between the two movable blocks, thereby facilitating the subsequent fixation of the seal.

[0016] Preferably, the positioning assembly also includes a movable block and a placement seat, the movable block is slidably connected to the movable groove, the placement seat is fixedly connected to the top of the movable block, the number of the movable blocks is two, the two movable blocks are respectively threadedly connected to two screws, and the placement seat is semicircular.

[0017] In the present technical solution, a semicircular arc-shaped placement seat is provided to facilitate fitting to the outer wall of the seal, thereby facilitating the fixing of the seal and facilitating subsequent pressure resistance testing.

[0018] Preferably, the bottom end of the rotating wheel penetrates and extends into the movable groove, and a first bevel gear is installed at the bottom end of the rotating wheel.

[0019] In the technical solution, the first bevel gear is conveniently driven by the provided rotating wheel, which facilitates operation.

[0020] Preferably, the detection assembly includes a protective shell, a motor, a turntable, a connecting rod, a slide rail and a slider. The protective shell is installed on the top of the beam, the motor is installed on the outside of the protective shell, the turntable is rotatably connected to the inside of the protective shell, the slide rail is fixedly connected to the bottom end of the beam, the slider is slidably connected to the slide rail, and the connecting rod is rotatably connected between the turntable and the slider.

[0021] In this technical solution, by starting the motor in the detection assembly, the motor drives the turntable to rotate and drives the connecting rod to do reciprocating motion. The connecting rod pushes the slider to slide up and down along the slide rail. The slider pushes the pressure-resistant detection head down through the connecting arm, threaded sleeve and fixed frame to press the seal on the placement seat, thereby continuously squeezing the seal and detecting its fatigue.

[0022] Preferably, a through slot is provided inside the cross beam, a connecting rod is slidably connected inside the through slot, and the through slot communicates with the slide rail and the inside of the protective shell.

[0023] In the technical solution, a through groove connecting the slide rail and the protective shell is provided to facilitate the movement of the connecting rod under the action of the turntable.

[0024] Preferably, the compression testing machine for seals also includes a connecting arm, a threaded sleeve and a fixed frame, the connecting arm is fixedly connected to the bottom end of the slider, the threaded sleeve is threadedly connected to the bottom end of the connecting arm, and the fixed frame is fixedly connected to the bottom end of the threaded sleeve.

[0025] In the technical solution, the threaded sleeve and the connecting arm are provided to facilitate the disassembly and assembly of the fixing frame.

[0026] Preferably, the pressure resistance testing machine for seals also includes a fixing component, which includes an inner groove, a limit plate, a block, a pull rod, a through hole and a spring. The inner groove is opened inside the fixed frame, the limit plate is slidably connected to the inner groove, the pull rod is fixedly connected to one end of the limit plate, the block is fixedly connected to one end of the limit plate, the through hole is opened inside both ends of the fixed frame, the spring is fixedly connected between the limit plate and the inner wall of the fixed frame, the inside of the through hole is slidably connected with a pull rod, and the pull rod is a T-shaped rod.

[0027] In this technical solution, by pulling the two pull rods, the pull rods drive the limit plate to slide along the inner groove, the limit plate drives the card block to move and compress the spring to store force, the card block is moved out of the card slot, and then the pressure test head is pulled out from the inner groove, which facilitates the rapid disassembly and replacement of the pressure test head and improves the detection efficiency.

[0028] Preferably, the fixing assembly further comprises a card slot and a pressure-resistant detection head, the pressure-resistant detection head is slidably connected to the inner slot, the card slot is opened on both sides of the top of the pressure-resistant detection head, and a card block is snap-connected inside the card slot.

[0029] In this technical solution, by setting the card slots on both sides of the top of the pressure resistance detection head, the card slots and the card blocks are conveniently engaged, so as to fix the pressure resistance detection head, facilitate the disassembly and assembly of the pressure resistance detection head, and improve the efficiency of pressure resistance detection.

[0030] Preferably, a placement groove is opened at the inner center of the transverse plate, and the center of the placement groove is coaxial with the center of the pressure resistance detection head.

[0031] In the technical solution, the placement groove and the central coaxial pressure-resistant detection head are provided to facilitate the vertical reciprocating motion of the pressure-resistant detection head, thereby facilitating the pressure-resistant detection head to extrude the sealing member.

[0032] On the basis of conforming to the common sense in the art, the above-mentioned preferred conditions can be arbitrarily combined to obtain the preferred embodiments of the present utility model.

[0033] The positive and progressive effects of the utility model are:

[0034] The above-mentioned compression testing machine for seals is convenient for disassembly and quick replacement of the pressure testing mechanism through the structural design of the base, support, console, cross plate, positioning assembly, beam and testing assembly. When testing different positions of the seal, it is convenient to quickly adjust according to its position, and the fatigue of the seal is well tested, which improves the adequacy of the test and avoids affecting the test effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0035] Figure 1 The utility model is a three-dimensional structural schematic diagram of a compression testing machine for sealing parts.

[0036] Figure 2 The utility model is a schematic diagram of the internal front view structure of the compression testing machine for sealing parts.

[0037] Figure 3 for Figure 2 Schematic diagram of the local enlarged structure at point A in the middle.

[0038] Figure 4 The utility model is a schematic diagram of the positions of the internal horizontal plate, placement groove, movable groove, screw, rotating wheel and placement seat of the compression testing machine for seals.

[0039] Figure 5 The utility model is a schematic structural diagram of the internal connecting arm, threaded sleeve, fixed frame and pull rod of the compression testing machine for seals.

[0040] Description of Reference Numerals

[0041] 1. Base; 2. Support frame; 3. Control console; 31. Display screen; 32. Control panel; 4. Horizontal board; 41. Placement slot; 5. Positioning assembly; 51. Movable slot; 52. Screw; 53. Movable block; 54. Rotating wheel; 55. First bevel gear; 56. Second bevel gear; 57. Placement seat; 6. Crossbeam; 61. Through slot; 7. Detection assembly; 71. Protective shell; 72. Motor; 73. Turntable; 74. Connecting rod; 75. Slide rail; 76. Slider; 8. Connecting arm; 81. Threaded sleeve; 82. Fixed frame; 9. Fixed assembly; 91. Inner slot; 92. Limiting plate; 93. Slot; 94. Block; 95. Pull rod; 96. Through hole; 97. Spring; 98. Compression detection head. DETAILED DESCRIPTION

[0042] The present invention is further described below by way of embodiments, but the present invention is not limited to the scope of the embodiments.

[0043] Figures 1 to 5 As shown, an embodiment of the utility model is used for a compression tester for seals, comprising a base 1 and a support frame 2, wherein the support frame 2 is fixedly connected to the top of the base 1, and further comprising:

[0044] A control console 3, the control console 3 is installed between the base 1 and the support frame 2, and a display screen 31 and a control panel 32 are installed on the control console 3;

[0045] A transverse plate 4, wherein the transverse plate 4 is fixedly connected to the bottom of the support frame 2;

[0046] A positioning assembly 5 for fixing the seal, wherein the positioning assembly 5 is arranged on the top of the transverse plate 4;

[0047] A crossbeam 6, wherein the crossbeam 6 is installed on the top of the support frame 2;

[0048] The detection component 7 is arranged on the crossbeam 6 .

[0049] Specifically, the positioning component 5 is provided to facilitate quick fixation of the seal, thereby improving detection efficiency, and the detection component 7 is provided to facilitate monitoring of the fatigue of the seal, simulating the working state of the seal in reality, thereby improving detection accuracy.

[0050] like Figures 1 to 5 As shown, the positioning assembly 5 includes a movable groove 51, a screw rod 52, a rotating wheel 54, a first bevel gear 55 and a second bevel gear 56. The movable groove 51 is opened on both sides of the top of the horizontal plate 4, the screw rod 52 is rotatably connected in the movable groove 51, the second bevel gear 56 is installed at one end of the screw rod 52, the first bevel gear 55 is meshed and connected to the second bevel gear 56, and the rotating wheel 54 is rotatably connected to both sides of the top of the horizontal plate 4.

[0051] Specifically, according to the size of the seal, by rotating the two wheels 54, the wheels 54 drive the first bevel gear 55 to rotate, the first bevel gear 55 drives the screw 52 to rotate through the meshing second bevel gear 56, the screw 52 drives the threaded movable block 53 to slide along the movable groove 51, and the two movable blocks 53 approach each other, thereby adjusting the distance between the two movable blocks, and then facilitating the subsequent fixing of the seal.

[0052] like Figures 1 to 5 As shown, the positioning assembly 5 also includes a movable block 53 and a placement seat 57. The movable block 53 is slidably connected to the movable groove 51, and the placement seat 57 is fixedly connected to the top of the movable block 53. The number of the movable blocks 53 is two, and the two movable blocks 53 are respectively threadedly connected to two screws 52, and the placement seat 57 is semicircular.

[0053] Specifically, by providing a semicircular placement seat 57, it is convenient to fit the outer wall of the seal, thereby facilitating the fixing of the seal and facilitating the subsequent pressure resistance test.

[0054] like Figures 1 to 3 As shown, the bottom end of the rotating wheel 54 penetrates and extends into the movable groove 51 , and a first bevel gear 55 is installed at the bottom end of the rotating wheel 54 .

[0055] Specifically, the rotating wheel 54 is provided to facilitate driving of the first bevel gear 55 and facilitate control.

[0056] like Figures 2 to 3 As shown, the detection component 7 includes a protective shell 71, a motor 72, a turntable 73, a connecting rod 74, a slide rail 75 and a slider 76. The protective shell 71 is installed at the top of the beam 6, the motor 72 is installed at the outside of the protective shell 71, the turntable 73 is rotatably connected to the inside of the protective shell 71, the slide rail 75 is fixedly connected to the bottom end of the beam 6, the slider 76 is slidably connected to the slide rail 75, and the connecting rod 74 is rotatably connected between the turntable 73 and the slider 76.

[0057] Specifically, by starting the motor 72 in the detection component 7, the motor 72 drives the turntable 73 to rotate and drives the connecting rod 74 to do reciprocating motion. The connecting rod 74 pushes the slider 76 to slide up and down along the slide rail 75. The slider 76 pushes the pressure-resistant detection head 98 to press down the seal on the placement seat 57 through the connecting arm 8, the threaded sleeve 81 and the fixed frame 82, thereby continuously squeezing the seal and detecting its fatigue.

[0058] like Figures 2 to 5 As shown, a through slot 61 is provided inside the cross beam 6 , a connecting rod 74 is slidably connected inside the through slot 61 , and the through slot 61 communicates with the slide rail 75 and the inside of the protective shell 71 .

[0059] Specifically, by providing a through slot 61 connecting the slide rail 75 and the protective shell 71 , the connecting rod 74 can be easily moved under the action of the rotating disk 73 .

[0060] like Figures 2 to 5 As shown, the compression testing machine for seals also includes a connecting arm 8, a threaded sleeve 81 and a fixed frame 82, the connecting arm 8 is fixedly connected to the bottom end of the slider 76, the threaded sleeve 81 is threadedly connected to the bottom end of the connecting arm 8, and the fixed frame 82 is fixedly connected to the bottom end of the threaded sleeve 81.

[0061] Specifically, the threaded sleeve 81 and the connecting arm 8 are provided to facilitate disassembly of the fixing frame 82 and assembly and disassembly.

[0062] like Figures 1 to 5As shown, the compression testing machine for seals also includes a fixing component 9, which includes an inner groove 91, a limit plate 92, a block 94, a pull rod 95, a through hole 96 and a spring 97. The inner groove 91 is opened inside the fixed frame 82, the limit plate 92 is slidably connected to the inner groove 91, the pull rod 95 is fixedly connected to one end of the limit plate 92, the block 94 is fixedly connected to one end of the limit plate 92, the through hole 96 is opened inside both ends of the fixed frame 82, the spring 97 is fixedly connected between the limit plate 92 and the inner wall of the fixed frame 82, and the pull rod 95 is slidably connected inside the through hole 96, and the pull rod 95 is a T-shaped rod.

[0063] Specifically, by pulling the two pull rods 95, the pull rods 95 drive the limit plate 92 to slide along the inner groove 91, the limit plate 92 drives the block 94 to move and compress the spring 97 to store force, the block 94 is moved out of the slot 93, and then the pressure-resistant detection head 98 is pulled out from the inner groove 91, which facilitates the rapid disassembly and replacement of the pressure-resistant detection head 98 and improves the detection efficiency.

[0064] like Figures 2 to 5 As shown, the fixing component 9 also includes a card slot 93 and a pressure-resistant detection head 98. The pressure-resistant detection head 98 is slidably connected to the inner groove 91. The card slot 93 is opened on both sides of the top of the pressure-resistant detection head 98. The inside of the card slot 93 is snap-connected with a card block 94.

[0065] Specifically, by setting the card slots 93 on both sides of the top of the pressure-resistant detection head 98, the card slots 93 and the card blocks 94 can be conveniently engaged, thereby fixing the pressure-resistant detection head 98, facilitating the disassembly and assembly of the pressure-resistant detection head 98, and improving the efficiency of pressure-resistant detection.

[0066] like Figures 2 to 5 As shown, a placement groove 41 is opened at the inner center of the horizontal plate 4, and the center of the placement groove 41 is coaxial with the center of the pressure resistance detection head 98.

[0067] Specifically, by providing the placement groove 41 and the central coaxial pressure-resistant detection head 98, it is convenient for the pressure-resistant detection head 98 to make vertical reciprocating motion, thereby facilitating the pressure-resistant detection head 98 to squeeze the sealing member.

[0068] The use principle of the present application is as follows: when in use, first, according to the outer diameter of the seal, by rotating the two rotating wheels 54, the rotating wheels 54 drive the first bevel gear 55 to rotate, the first bevel gear 55 drives the screw 52 to rotate through the meshing second bevel gear 56, the screw 52 drives the threaded movable block 53 to slide along the movable groove 51, the two movable blocks 53 respectively drive the two placement seats 57 to move and approach each other, and then the seal to be inspected is placed between the two placement seats 57, and the rotating wheel 54 continues to rotate until the seal is clamped, and by starting the motor 72 in the detection assembly 7, the motor 72 drives the turntable 73 to rotate and drives the connecting rod 74 to reciprocate, and the connecting rod 74 pushes the slider 76 along the slide rail 75 slides up and down, and the slider 76 pushes the pressure-resistant detection head 98 to press down the seal on the placement seat 57 through the connecting arm 8, the threaded sleeve 81 and the fixed frame 82, so as to continuously squeeze the seal and detect its fatigue. When the pressure-resistant detection head 98 needs to be replaced, by pulling the two pull rods 95, the pull rod 95 drives the limit plate 92 to slide along the inner groove 91, and the limit plate 92 drives the block 94 to move and compress the spring 97 to store force, and the block 94 is moved out of the slot 93, and then the pressure-resistant detection head 98 is pulled out from the inner groove 91, so as to facilitate the rapid disassembly and replacement of the pressure-resistant detection head 98 and improve the detection efficiency. The fixed frame 82 can be disassembled conveniently through the set threaded sleeve 81 and the connecting arm 8, which is convenient for disassembly and assembly.

[0069] The utility model is not limited to the above-mentioned embodiments. Any changes in shape or structure are within the protection scope of the utility model. The protection scope of the utility model is defined by the attached claims. Those skilled in the art can make various changes or modifications to these embodiments without departing from the principle and essence of the utility model, but these changes and modifications are within the protection scope of the utility model.

Claims

1. A compression tester for a seal, comprising a base (1) and a support frame (2), wherein the support frame (2) is fixedly connected to the top of the base (1), characterized in that: Also includes: A control console (3), the control console (3) being installed between the base (1) and the support frame (2), and having a display screen (31) and a control panel (32) installed on the control console (3); A transverse plate (4), wherein the transverse plate (4) is fixedly connected to the bottom of the support frame (2); A positioning assembly (5) for fixing the seal, wherein the positioning assembly (5) is arranged on the top of the transverse plate (4); A crossbeam (6), wherein the crossbeam (6) is mounted on the top of the support frame (2); A detection component (7), wherein the detection component (7) is arranged on the crossbeam (6).

2. The compression testing machine for seals according to claim 1, characterized in that: The positioning assembly (5) comprises a movable groove (51), a screw rod (52), a rotating wheel (54), a first bevel gear (55) and a second bevel gear (56); the movable groove (51) is opened on both sides of the top of the transverse plate (4); the screw rod (52) is rotatably connected in the movable groove (51); the second bevel gear (56) is installed on one end of the screw rod (52); the first bevel gear (55) is meshedly connected to the second bevel gear (56); and the rotating wheel (54) is rotatably connected to both sides of the top of the transverse plate (4).

3. The compression testing machine for seals according to claim 2, characterized in that: The positioning assembly (5) further comprises a movable block (53) and a placement seat (57), wherein the movable block (53) is slidably connected to the movable groove (51), and the placement seat (57) is fixedly connected to the top of the movable block (53). There are two movable blocks (53), and the two movable blocks (53) are respectively threadedly connected to two screw rods (52), and the placement seat (57) is semicircular.

4. The compression testing machine for seals according to claim 2, characterized in that: The bottom end of the rotating wheel (54) penetrates and extends into the movable groove (51), and a first bevel gear (55) is installed at the bottom end of the rotating wheel (54).

5. The compression testing machine for seals according to claim 1, characterized in that: The detection assembly (7) comprises a protective shell (71), a motor (72), a rotating disk (73), a connecting rod (74), a slide rail (75) and a slider (76); the protective shell (71) is mounted on the top of the beam (6); the motor (72) is mounted on the outside of the protective shell (71); the rotating disk (73) is rotatably connected to the inside of the protective shell (71); the slide rail (75) is fixedly connected to the bottom of the beam (6); the slider (76) is slidably connected to the slide rail (75); and the connecting rod (74) is rotatably connected between the rotating disk (73) and the slider (76).

6. The compression testing machine for seals according to claim 1, characterized in that: A through slot (61) is provided inside the cross beam (6), a connecting rod (74) is slidably connected inside the through slot (61), and the through slot (61) is connected to the slide rail (75) and the inside of the protective shell (71).

7. The compression testing machine for seals according to claim 5, characterized in that: The compression testing machine for sealing components further comprises a connecting arm (8), a threaded sleeve (81) and a fixing frame (82); the connecting arm (8) is fixedly connected to the bottom end of the sliding block (76); the threaded sleeve (81) is threadedly connected to the bottom end of the connecting arm (8); and the fixing frame (82) is fixedly connected to the bottom end of the threaded sleeve (81).

8. The compression testing machine for seals according to claim 7, characterized in that: The pressure resistance testing machine for the seal also includes a fixing component (9), and the fixing component (9) includes an inner groove (91), a limit plate (92), a block (94), a pull rod (95), a through hole (96) and a spring (97). The inner groove (91) is opened inside the fixing frame (82), the limit plate (92) is slidably connected to the inner groove (91), the pull rod (95) is fixedly connected to one end of the limit plate (92), the block (94) is fixedly connected to one end of the limit plate (92), the through hole (96) is opened inside both ends of the fixing frame (82), the spring (97) is fixedly connected between the limit plate (92) and the inner wall of the fixing frame (82), and the inside of the through hole (96) is slidably connected with the pull rod (95), and the pull rod (95) is a T-shaped rod.

9. The compression testing machine for seals according to claim 8, characterized in that: The fixing assembly (9) further comprises a card slot (93) and a pressure-resistant detection head (98), wherein the pressure-resistant detection head (98) is slidably connected to the inner slot (91), the card slot (93) is provided on both sides of the top of the pressure-resistant detection head (98), and a card block (94) is engaged and connected inside the card slot (93).

10. The compression testing machine for seals according to claim 1, characterized in that: A placement groove (41) is provided at the inner center of the transverse plate (4), and the center of the placement groove (41) is coaxial with the center of the pressure resistance detection head (98).

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