Impact resistance testing device for ship sealing rubber part
By designing an impact resistance testing device with impact heads of various shapes, the problem of the existing device simulating only one impact mode is solved, realizing comprehensive testing of rubber parts performance and improving the diversity and practicality of testing.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-05-15
- Publication Date
- 2026-03-20
AI Technical Summary
Existing impact testing devices for marine sealing rubber components use a single impact head, which cannot simulate the complex and ever-changing marine navigation environment, resulting in limited testing results and low practicality.
A testing device including a lifting mechanism, an adjustment component, and a limiting mechanism was designed. It can simulate different types of impacts using impact heads of various shapes (hemispherical, conical, annular, and corrugated), thereby enhancing the diversity and practicality of the test.
By combining various impact heads, a wide range of impact modes can be simulated to comprehensively test the deformation, recovery performance, tear resistance, edge cracking resistance, and fatigue resistance of rubber parts, thus improving the diversity and practicality of the test.
Smart Images
Figure CN224019271U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to an anti-impact testing device technical field, specifically is an anti-impact testing device of ship sealing rubber spare. BACKGROUND
[0002] The anti-impact performance of the ship sealing rubber spare refers to the ability of resisting deformation, damage and maintaining sealing function when it bears dynamic load such as sea wave impact, mechanical vibration and collision during ship navigation, the instantaneous load is simulated through the impact testing device to evaluate the deformation recovery ability and crack propagation of the rubber spare, ensure the sealing reliability of the ship in the severe sea conditions, and avoid safety hazards such as seawater leakage and equipment damage.
[0003] At present, most of the anti-impact testing devices of ship sealing rubber spare rely on mechanical driving impact head to carry out testing work, but such devices generally have the drawbacks of single impact head and non-replaceable, in the face of complex and changeable ship navigation environment, the impact mode simulated by the single impact head is extremely limited, resulting in single testing effect and low practicability of the device, therefore, we propose an anti-impact testing device of ship sealing rubber spare. UTILITY MODEL CONTENTS
[0004] The utility model aims at providing an anti-impact testing device of ship sealing rubber spare to solve the problem of single impact head in the background art, which can simulate limited impact mode and result in single testing effect and low practicability of the device.
[0005] The purpose of the utility model can be realized by the following technical scheme:
[0006] An anti-impact testing device of ship sealing rubber spare, comprising a support plate, a lifting mechanism for assisting impact on the rubber spare is arranged above the support plate, an adjusting assembly for adjusting the impact head is arranged on the lifting mechanism, a placing groove is formed in the top surface of the support plate, a limiting mechanism for limiting the rubber spare is further arranged on the top of the support plate, and the limiting mechanism is located on both sides of the placing groove.
[0007] Preferably, the lifting mechanism comprises a first L-shaped plate fixedly connected to one side of the top surface of the support plate, a mounting block is fixedly connected to the middle of the top surface of the first L-shaped plate, a first rotating motor is fixedly installed on the top of the mounting block, a disc is fixedly connected to the output end of the first rotating motor, a first rotating shaft is eccentrically fixedly connected to the side of the disc away from the first rotating motor, a connecting rod is rotatably sleeved on the outside of the first rotating shaft, and a second rotating shaft is rotatably sleeved on the end of the connecting rod away from the first rotating shaft.
[0008] Preferably, one end of the second rotating shaft away from the connecting rod is fixedly sleeved with a fixed plate, one side wall of the fixed plate away from the second rotating shaft is fixedly connected with a T-shaped connecting plate, and both ends of the T-shaped connecting plate are slidably sleeved with limiting slide columns.
[0009] Preferably, both sides of the first L-shaped plate are provided with sliding boxes, one side wall of each of the two sliding boxes away from the limiting slide column is fixedly connected to the end wall plate on one side of the first L-shaped plate, and the inner cavities of the two sliding boxes are slidably connected with sliding rods, and the other ends of the two sliding rods away from the sliding boxes are fixedly connected to both ends of the T-shaped connecting plate.
[0010] Preferably, the adjusting assembly comprises an extension rod fixedly connected to the middle part of the bottom surface of the T-shaped connecting plate, a first gear rotatably connected to one end of the extension rod away from the T-shaped connecting plate, a second gear meshingly connected to the tooth edge of the first gear, a second rotating motor fixedly installed at the bottom end of the end of the T-shaped connecting plate close to the first L-shaped plate, an output end of the second rotating motor fixedly connected to the top center of the second gear, two mounting boxes fixedly connected to one end of the first gear away from the extension rod, impact heads movably inserted into the inner cavities of the two mounting boxes, square blocks above the two impact heads used in cooperation with the mounting boxes, threaded holes penetratingly formed in the wall plates of the two square blocks and the mounting boxes, threaded rods threadedly connected into the threaded holes of the two square blocks and the mounting boxes, and nuts threadedly connected to the threaded ends of the two threaded rods.
[0011] Preferably, the placing groove is provided with a hole for discharging materials on the side close to the first L-shaped plate, and the bottom surface of the supporting plate is fixedly connected with supporting blocks on both sides.
[0012] Preferably, the limiting mechanism comprises two second L-shaped plates fixedly connected to the top surface of the supporting plate, threaded rods threadedly sleeved with the outer parts of the two second L-shaped plates, rotating discs fixedly connected to the ends of the two threaded rods away from the supporting plate, pressing plates rotatably sleeved with the ends of the two threaded rods close to the supporting plate, limiting rods fixedly connected to the ends of the two pressing plates away from the two threaded rods, respectively, the threaded rods and the limiting rods being arranged at the top two ends of the pressing plates, the outer parts of the two limiting rods being slidably sleeved on the two second L-shaped plates, respectively, and the two pressing plates, the threaded rods and the limiting rods being arranged above both sides of the placing groove, respectively.
[0013] The utility model discloses the beneficial effects of:
[0014] This invention utilizes a combination of hemispherical, conical, annular, and corrugated impact heads. The hemispherical impact head simulates blunt impact on rubber parts, resulting in relatively uniform stress distribution and allowing for the testing of the overall deformation capacity and elastic recovery performance of the rubber parts. A second rotating motor drives a second gear, which in turn rotates a first gear. This rotation allows for the switching of the positions of the hemispherical and conical impact heads, facilitating the use of the conical impact head to simulate high-speed impacts or punctures, focusing on testing the tear resistance and instantaneous stress response of the rubber parts. The annular and corrugated impact heads can also be mounted on a mounting box. The annular impact head simulates annular loads or edge impacts on the rubber parts, testing their edge crack resistance and durability in stress concentration areas. The corrugated impact head simulates high-frequency vibrations or irregular impacts, testing the multi-directional buffering capacity and fatigue resistance of the rubber parts. By using multiple impact heads, a wide variety of impact modes can be simulated, leading to diversified testing results and enhancing the practicality of the device. Attached Figure Description
[0015] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, for those skilled in the art, other drawings can be obtained based on these drawings without creative effort.
[0016] Figure 1 This is a schematic diagram of the overall structure of this utility model;
[0017] Figure 2 This is a structural schematic diagram of the lifting mechanism of this utility model;
[0018] Figure 3 This is a schematic diagram of the structure of the adjustment component of this utility model;
[0019] Figure 4 This is a partially exploded structural diagram of the adjustment component of this utility model;
[0020] Figure 5 This is a schematic diagram showing the overall and partial enlarged structure of this utility model;
[0021] Figure 6 This is a schematic diagram of the limiting mechanism of this utility model.
[0022] The reference signs in the drawings are as follows: 1, support plate; 2, lifting mechanism; 21, first L-shaped plate; 22, mounting block; 23, first rotating motor; 24, disc; 25, first rotating shaft; 26, connecting rod; 27, second rotating shaft; 28, fixed plate; 29, T-shaped connecting plate; 201, sliding rod; 202, sliding box; 203, limiting sliding column; 3, limiting mechanism; 31, second L-shaped plate; 32, threaded rod; 33, rotating disc; 34, limiting rod; 35, pressing plate; 4, placing groove; 5, hole; 6, supporting block; 7, adjusting assembly; 71, extension rod; 72, first gear; 73, second gear; 74, mounting box; 75, impact head; 76, stud; 77, nut; 78, second rotating motor. DETAILED DESCRIPTION
[0023] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.
[0024] As Figures 1-6As shown, an impact test device for a sealing rubber part of a ship, comprising a support plate 1, a lifting mechanism 2 is arranged above the support plate 1 for assisting in impacting the rubber part, an adjusting assembly 7 is arranged on the lifting mechanism 2 for adjusting the impact head, a placing groove 4 is opened in the top surface of the support plate 1, and a limiting mechanism 3 for limiting the rubber part is further arranged on the top of the support plate 1, and the limiting mechanism 3 is located on both sides of the placing groove 4, the lifting mechanism 2 comprises a first L-shaped plate 21 fixedly connected to one side of the top surface of the support plate 1, a mounting block 22 is fixedly connected to the middle of the top surface of the first L-shaped plate 21, a first rotating motor 23 is fixedly installed on the top of the mounting block 22, a disc 24 is fixedly connected to the output end of the first rotating motor 23, a first rotating shaft 25 is eccentrically fixedly connected to the side of the disc 24 away from the first rotating motor 23, a connecting rod 26 is rotatably sleeved on the outside of the first rotating shaft 25, a second rotating shaft 27 is rotatably sleeved on the end of the connecting rod 26 away from the first rotating shaft 25, a fixed plate 28 is fixedly sleeved on the end of the second rotating shaft 27 away from the connecting rod 26, a T-shaped connecting plate 29 is fixedly connected to the side wall of the fixed plate 28 away from the second rotating shaft 27, limit sliding columns 203 are slidably sleeved on both ends of the T-shaped connecting plate 29, the bottom ends of the two limit sliding columns 203 are fixedly connected to the top surface of the support plate 1, sliding boxes 202 are arranged on both sides of the first L-shaped plate 21, the side wall plates of the two sliding boxes 202 away from the limit sliding columns 203 are respectively fixedly connected to the end wall plates on one side of the first L-shaped plate 21, and sliding rods 201 are slidably connected in the cavities of the two sliding boxes 202, and the other ends of the two sliding rods 201 away from the sliding boxes 202 are respectively fixedly connected to both ends of the T-shaped connecting plate 29.
[0025] In specific implementation, the first rotating motor 23 drives the disc 24 to rotate, the disc 24 drives the first rotating shaft 25 to move in a circular motion, the connecting rod 26 and the second rotating shaft 27 drive the fixed plate 28 to move up and down, so as to drive the T-shaped connecting plate 29 to slide up and down on the surface of the limit sliding column 203, the sliding rod 201 slides up and down in the sliding box 202, and further drives the impact head 75 below the T-shaped connecting plate 29 to impact the rubber part multiple times.
[0026] As a technical optimization scheme of the utility model, the adjusting assembly 7 includes the extension rod 71 fixedly connected in the middle part of the bottom surface of the T-shaped connecting plate 29, the first gear 72 rotationally connected at one end of the extension rod 71 away from the T-shaped connecting plate 29, the second gear 73 meshingly connected with the tooth edge of the first gear 72, the second rotation motor 78 fixedly installed at the bottom of one end of the T-shaped connecting plate 29 close to the first L-shaped plate 21, the output end of the second rotation motor 78 fixedly connected with one end of the second gear 73 close to the T-shaped connecting plate 29, the two mounting boxes 74 fixedly connected at one end of the first gear 72 away from the extension rod 71, the impact heads 75 movably inserted into the inner cavities of the two mounting boxes 74, the square blocks cooperatively used with the mounting boxes 74 provided above the two impact heads 75, the threaded holes penetratingly formed in the wall plates of the two square blocks and the mounting boxes 74, the studs 76 threadedly connected in the threaded holes of the two square blocks and the mounting boxes 74, and the nuts 77 threadedly connected at the threaded end portions of the two studs 76.
[0027] It should be noted that the two impact heads 75 installed in the two mounting boxes 74 are different in shape, which are a conical impact head and a hemispherical impact head respectively, and in addition, a ring-shaped impact head and a corrugated impact head can also be installed in the mounting boxes in cooperation with the studs 76 and the nuts 77.
[0028] In specific implementation, the hemispherical impact head is used to impact the rubber part, so that the blunt impact can be simulated, the stress distribution is relatively uniform, the overall deformation capacity and elastic recovery performance of the rubber part are detected, the second rotation motor 78 is started, the second gear 73 is driven to rotate by the output end of the second rotation motor 78, the first gear 72 is driven to rotate by the rotation of the second gear 73, the position of the hemispherical impact head and the conical impact head can be converted by the rotation of the first gear 72, so that the conical impact head is used to impact the rubber part, the high-speed impact or puncture working condition is simulated, and the tear resistance and instantaneous stress response of the rubber part are focused on, the ring-shaped impact head and the corrugated impact head can also be installed on the mounting box 74, the ring-shaped impact head is used to simulate the ring-shaped load or edge impact on the rubber part, the edge crack resistance of the rubber part and the durability of the stress concentration area are detected, the corrugated impact head simulates the high-frequency vibration or irregular impact, and the multidirectional buffering capacity and fatigue resistance of the rubber part are detected, the rubber part is impacted and detected by the plurality of impact heads, the impact mode can be simulated in a rich variety, the test effect is diversified, and the practicability of the device is enhanced.
[0029] As a technical optimization scheme of the utility model, the placing groove 4 is provided with the hole 5 close to one side of the first L-shaped plate 21, and the bottom surface of the supporting plate 1 is fixedly connected with the supporting blocks 6 on both sides.
[0030] In the specific implementation, when the rubber piece is placed in the placement groove 4 for impact test, the rubber piece is damaged after impact and the waste residue can be discharged from the hole 5, and the two supporting blocks 6 below the supporting plate 1 can provide support for the device when the rubber piece is impacted.
[0031] As a technical optimization scheme of the utility model, the limiting mechanism 3 includes two second L-shaped plates 31 fixedly connected to the top surface of the supporting plate 1, the outer portions of the two second L-shaped plates 31 are threadedly sleeved with threaded rods 32, the ends of the two threaded rods 32 away from the supporting plate 1 are fixedly connected with rotating discs 33, the ends of the two threaded rods 32 close to the supporting plate 1 are rotatably sleeved with pressing plates 35, the ends of the two pressing plates 35 away from the two threaded rods 32 are fixedly connected with limiting rods 34, the threaded rods and the limiting rods are respectively arranged at the two ends of the top of the pressing plate 35, the outer portions of the two limiting rods 34 are slidably sleeved with the two second L-shaped plates 31, and the two pressing plates 35, the threaded rods 32 and the limiting rods 34 are respectively located above the two sides of the placement groove 4.
[0032] In the specific implementation, the rubber piece is placed below the two pressing plates 35, the threaded rods 32 are driven to rotate by rotating the two rotating discs 33, the pressing plates 35 are driven to press down by the rotation of the two threaded rods 32, and the rubber piece is fixedly limited, so that the rubber piece is prevented from falling off during the impact test.
[0033] In use, the rubber piece to be tested is placed below the two pressing plates 35, the threaded rods 32 are driven to rotate by rotating the two rotating discs 33, the pressing plates 35 are driven to press down by the rotation of the two threaded rods 32, the rubber piece is fixedly limited, the second rotating motor 78 is started, the second gear 73 is driven to rotate by the output end of the second rotating motor 78, the first gear 72 is driven to rotate by the rotation of the second gear 73, the first gear 72 is rotated to adjust the impact head 75 to be above the rubber piece, the disc 24 is driven to rotate by the output end of the first rotating motor 23, the first rotating shaft 25 is driven to perform circular motion by the rotation of the disc 24, the fixed plate 28 is driven to perform up-and-down reciprocating motion by the connecting rod 26 and the second rotating shaft 27, the T-shaped connecting plate 29 is driven to slide up and down on the surface of the limiting slide column 203, the sliding rod 201 slides up and down in the sliding box 202, and the impact head 75 below the T-shaped connecting plate 29 is driven to perform multiple impact tests on the rubber piece, whether the rubber piece is damaged is observed after the impact, and whether the rubber piece meets the impact requirements is determined.
[0034] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claimed utility model.
Claims
1. An impact resistance testing device for marine sealing rubber components, comprising a support plate (1), characterized in that, A lifting mechanism (2) for assisting in impacting the rubber part is provided above the support plate (1). An adjustment component (7) for adjusting the impact head is provided on the lifting mechanism (2). A placement groove (4) is provided on the top surface of the support plate (1). A limiting mechanism (3) for limiting the rubber part is also provided on the top of the support plate (1). The limiting mechanism (3) is located on both sides of the placement groove (4).
2. The impact resistance testing device for marine sealing rubber parts according to claim 1, characterized in that, The lifting mechanism (2) includes a first L-shaped plate (21) fixedly connected to one side of the top surface of the support plate (1). A mounting block (22) is fixedly connected to the middle of the top surface of the first L-shaped plate (21). A first rotating motor (23) is fixedly installed on the top of the mounting block (22). A disc (24) is fixedly connected to the output end of the first rotating motor (23). A first rotating shaft (25) is eccentrically fixedly connected to the side of the disc (24) away from the first rotating motor (23). A connecting rod (26) is rotatably sleeved on the outside of the first rotating shaft (25). A second rotating shaft (27) is rotatably sleeved on the end of the connecting rod (26) away from the first rotating shaft (25).
3. The impact resistance testing device for marine sealing rubber parts according to claim 2, characterized in that, A fixing plate (28) is fixedly sleeved at one end of the second rotating shaft (27) away from the connecting rod (26). A T-shaped connecting plate (29) is fixedly connected to one side wall of the fixing plate (28) away from the second rotating shaft (27). Both ends of the T-shaped connecting plate (29) are slidably sleeved with limit sliding pins (203). The bottom ends of the two limit sliding pins (203) are fixedly connected to the top surface of the support plate (1).
4. The impact resistance testing device for marine sealing rubber parts according to claim 3, characterized in that, The first L-shaped plate (21) is provided with sliding boxes (202) on both sides. The side wall of the two sliding boxes (202) away from the limiting sliding column (203) is fixedly connected to the two end wall of the first L-shaped plate (21). The inner cavity of the two sliding boxes (202) is slidably connected with sliding rods (201). The other end of the two sliding rods (201) away from the sliding box (202) is fixedly connected to the two ends of the T-shaped connecting plate (29).
5. The impact resistance testing device for marine sealing rubber parts according to claim 4, characterized in that, The adjustment assembly (7) includes an extension rod (71) fixedly connected to the middle of the bottom surface of the T-shaped connecting plate (29). A first gear (72) is rotatably connected to the end of the extension rod (71) away from the T-shaped connecting plate (29). A second gear (73) is meshed with the teeth of the first gear (72). A second rotating motor (78) is fixedly installed at the bottom of the T-shaped connecting plate (29) near the first L-shaped plate (21). The output end of the second rotating motor (78) is fixedly connected to the top center of the second gear (73). Two mounting boxes (74) are fixedly connected to the end of the wheel (72) away from the extension rod (71). An impact head (75) is movably inserted into the inner cavity of each of the two mounting boxes (74). A square block that cooperates with the mounting box (74) is provided above each of the two impact heads (75). Threaded holes are opened through the walls of the two square blocks and the mounting box (74). Studs (76) are threaded into the threaded holes of the two square blocks and the mounting box (74). Nuts (77) are threaded into the threaded ends of the two studs (76).
6. The impact resistance testing device for marine sealing rubber parts according to claim 4, characterized in that, The placement groove (4) has a hole (5) for discharging material on the side near the first L-shaped plate (21), and support blocks (6) are fixedly connected to both sides of the bottom surface of the support plate (1).
7. The impact resistance testing device for marine sealing rubber parts according to claim 1, characterized in that, The limiting mechanism (3) includes two second L-shaped plates (31) fixedly connected to the top surface of the support plate (1). The two second L-shaped plates (31) are threaded with threaded rods (32) on their outer sides. The ends of the two threaded rods (32) away from the support plate (1) are fixedly connected with rotating disks (33). The ends of the two threaded rods (32) close to the support plate (1) are rotatably connected with pressure plates (35). The ends of the two pressure plates (35) away from the two threaded rods (32) are fixedly connected with limiting rods (34). The threaded rods and limiting rods are respectively set at the top two ends of the pressure plates (35). The outer sides of the two limiting rods (34) are slidably sleeved on the two second L-shaped plates (31). The two pressure plates (35), threaded rods (32) and limiting rods (34) are respectively located above the two sides of the placement groove (4).