CN217505461U

CN217505461U - Device for detecting trampling strength of bumper

Info

Publication number: CN217505461U
Application number: CN202221245633.5U
Authority: CN
Inventors: 李军; 汤佳
Original assignee: Styx Plastics Co ltd
Current assignee: Styx Plastics Co ltd
Priority date: 2022-05-23
Filing date: 2022-05-23
Publication date: 2022-09-27
Anticipated expiration: 2032-05-23

Abstract

The utility model discloses a device that intensity detected is trampled to bumper, include the frame and set up the first subassembly of trampling in the frame, first subassembly of trampling includes decurrent first pressure sensor, and first pressure sensor is connected with the frame through first flexible unit, and first flexible unit rotates to set up in the frame and its axis of rotation lead extends along the horizontal direction, and first flexible unit connection has the locking Assembly who is used for locking its turned angle. This a device for intensity detection is trampled to bumper is through rotating first flexible unit to through locking Assembly locking turned angle, make things convenient for first pressure sensor to exert pressure to the bumper from different angular position, cooperate the first pressure sensor of first flexible unit drive to remove, so that exert different pressure to the bumper, thereby can imitate the driver and exert different effort of trampling from different angles, satisfy the needs of trampling intensity detection to the bumper.

Description

Device for detecting trampling strength of bumper

Technical Field

The utility model belongs to the technical field of the automobile parts detects technique and specifically relates to a device that intensity detected is trampled to be used for the bumper.

Background

The heavy truck bumper is different from a passenger car bumper, when a front windshield of the heavy truck is cleaned, a driver usually steps on the bumper to ascend, and the front windshield at the high position is cleaned, so that the heavy truck bumper needs to bear the weight of the driver to meet the requirement of stepping times in the life cycle of a truck.

However, the prior art lacks a detection device for detecting the number of trampling times that can be borne by a bumper of a heavy truck, and in the actual use process of the heavy truck, the weight of a driver is different, and the trampling angle is different when the bumper is trampled, so that a device capable of simulating different-weight drivers to trample the bumper from different angle positions to test the strength of the bumper is urgently needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the defect that exists among the prior art, provide one kind can imitate the driver and apply different size effort from different angular position and trample the device that intensity detected is trampled with being used for the bumper of its intensity of test.

In order to realize the technical effects, the utility model adopts the technical scheme that: the utility model provides a device that intensity detected is trampled to bumper, include the frame with set up in first subassembly of trampling in the frame, first subassembly of trampling includes decurrent first pressure sensor, first pressure sensor through first flexible unit with the frame is connected, first flexible unit rotate set up in the frame and its axis of rotation lead extend along the horizontal direction, first flexible unit is connected with the locking Assembly who is used for locking its turned angle.

Preferably, for the convenience of locking the turned angle of the first telescopic unit, the first telescopic unit is connected with a rotating part, an arc-shaped sliding opening is formed in the rack, the locking assembly comprises a locking bolt penetrating through the inner side of the sliding opening, and the locking bolt is in threaded connection with the rotating part.

Preferably, a universal joint is arranged between the first telescopic unit and the first pressure sensor in order to enable the pressure sensor to be tightly attached to the surface of the bumper so as to ensure that the loaded force is fully applied to the surface of a product.

Preferably, in order to facilitate the performance that the bumper bears the performance of trampling in the vertical direction, still be provided with the second in the frame and trample the subassembly, the second tramples the subassembly and include decurrent second pressure sensor, second pressure sensor pass through the flexible unit of second with the frame is connected, the flexible direction of the flexible unit of second extends along the vertical direction.

Preferably, in order to flexibly adjust the height positions of the first telescopic unit and the second telescopic unit according to the height position of the bumper, the detection is more convenient, and the rack is further provided with a lifting unit for driving the first telescopic unit and/or the second telescopic unit to move along the vertical direction.

Preferably, in order to realize the lifting movement of the first telescopic unit and the second telescopic unit, the lifting unit comprises a screw rod extending axially along the vertical direction and a lifting block in threaded fit with the screw rod, and the lifting block is connected with the first telescopic unit and/or the second telescopic unit.

Preferably, in order to ensure stable lifting movement of the first telescopic unit and the second telescopic unit, a guide rail extending in the vertical direction is arranged on the rack, and the lifting block is slidably arranged on the guide rail.

Preferably, in order to facilitate the carrying of the equipment, the rack is provided with plug bushes for the fork truck pins to penetrate through.

Preferably, in order to facilitate the movement of the device, a support unit is disposed at the bottom end of the frame, and the support unit includes a roller connected to the frame.

Preferably, in order to reduce oscillation or offset of the device in the trampling test process, the supporting unit further comprises a ground pin, the ground pin is fixedly connected with a screw rod in threaded fit with the rack, and the axis line of the screw rod extends along the vertical direction.

To sum up, the utility model is used for the bumper to trample intensity detection's device compares with prior art, through rotating first flexible unit to through locking Assembly locking turned angle, make things convenient for first pressure sensor to exert pressure to the bumper from different angular position, cooperate the first pressure sensor of first flexible unit drive to remove, so that apply different pressure to the bumper, thereby can imitate the driver and apply different effort of trampling from different angles, satisfy the needs of trampling intensity detection to the bumper.

Drawings

FIG. 1 is a schematic view of the structure of embodiment 1;

FIG. 2 is a side view of FIG. 1;

FIG. 3 is a schematic structural view of a first stepping assembly according to embodiment 1;

FIG. 4 is a schematic structural view of the first tread element of embodiment 1 from another perspective;

FIG. 5 is a schematic structural view of a supporting unit according to embodiment 1;

FIG. 6 is a schematic structural view of embodiment 2;

FIG. 7 is a side view of FIG. 6;

FIG. 8 is a schematic structural view from another perspective in example 2;

FIG. 9 is a schematic structural view of a second tread assembly of embodiment 2;

in the figure: 100. the hydraulic lifting device comprises a machine frame, 200 parts of a first pressure sensor, 300 parts of a first telescopic unit, 400 parts of a rotating part, 500 parts of a sliding opening, 600 parts of a locking bolt, 700 parts of a universal joint, 800 parts of a second pressure sensor, 900 parts of a second telescopic unit, 110 parts of a screw rod, 120 parts of a lifting block, 130 parts of a guide rail, 140 parts of a plug bush, 150 parts of a ground pin, 160 parts of a screw rod, 170 parts of a roller, 180 parts of a handle, 190 parts of a cross rod and 210 parts of a connecting frame.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

Example 1

As shown in fig. 1 to 5, the apparatus for detecting the stepping strength of a bumper according to embodiment 1 includes a frame 100, a supporting unit is disposed at a bottom end of the frame 100, and the supporting unit includes a roller 170 connected to the frame 100, a screw 160 in threaded engagement with the frame 100 and having an axis extending in a vertical direction, and a foot 150 fixed to a bottom end of the screw 160; one side of frame 100 is provided with first tread assembly, and first tread assembly includes decurrent first pressure sensor 200, and first pressure sensor 200 is connected with frame 100 through first telescoping unit 300, and first telescoping unit 300 rotates and sets up on frame 100, and is provided with the locking Assembly who is used for locking first telescoping unit 300 turned angle between first telescoping unit 300 and the frame 100.

When this detection device used, driven lower margin 150 lift removal through rotating screw 190, when ground margin 150 was less than gyro wheel 170 position, lower margin 150 passed through screw 190 with whole frame 100 upwards supported, prevented among the detection process because trample the bumper in-process and arouse the vibration to lead to the device skew to slide, when ground margin 150 was higher than gyro wheel 170 position, gyro wheel 170 and ground contact made things convenient for the removal of equipment.

When detecting, with near device position adjustment to the bumper, through rotating first telescoping unit 300, then utilize the turned angle of first telescoping unit 300 of locking subassembly locking, first telescoping unit 300 starts, drives first pressure sensor 200 and supports and lean on the bumper, realizes trampling on the bumper. Therefore, after the rotation angle of the first telescopic unit 300 is adjusted, the rotation angle is locked by the locking assembly, and then the first telescopic unit 300 drives the first pressure sensor 200 to lean against the bumper, so that the simulation driver can apply different treading acting forces to the bumper from different angles, and the product quality of the bumper can be detected.

The first telescopic unit 300 is a first telescopic cylinder, a rotating part 400 is fixedly connected to a cylinder barrel of the first telescopic cylinder, and a piston rod is connected with the first pressure sensor 200 through a universal joint 700; the rack 100 is provided with two arc-shaped sliding openings 500, the two sliding openings 500 are respectively arranged at two sides of the rotating part 400, the inner side of the sliding opening 500 is provided with a locking bolt 600 in a penetrating way, and the locking bolt 600 is in threaded connection with the rotating part 400.

Through the curved sliding port 500 that sets up on the frame 100, with the locking bolt 600 back of unscrewing, make things convenient for locking bolt 600 to rotate in sliding port 500's inboard to the drive rotates piece 400 and rotates, thereby drives first telescopic cylinder and rotates, then screws locking bolt 600, with the position of fixed first telescopic cylinder, thereby fixed first telescopic unit 300's turned angle. The first telescopic unit 300 adopts a first telescopic cylinder, adjusts the pressure in the cylinder barrel of the first telescopic cylinder and can drive the first pressure sensor 200 to move, after the first pressure sensor 200 is abutted against the bumper, the pressure in the cylinder barrel of the first telescopic cylinder is adjusted, the pressure on the bumper is conveniently detected by utilizing the first pressure sensor 200, the first pressure sensor 200 is connected with a controller, the pressure data detected by the first pressure sensor 200 is collected by the controller, then the controller is connected with a display device, the pressure data is displayed by the display device, a tester can conveniently observe the trampling pressure born by the bumper, at the moment, a piston rod of the first telescopic cylinder is connected with the first pressure sensor 200 through a universal joint 700, the angular rotation of the first pressure sensor 200 is convenient, the angular position of the first telescopic cylinder is conveniently adjusted according to the rotation angle of the first telescopic cylinder, so as to ensure that the loaded acting force is completely acted on the surface of a product (namely the bumper), the device is tightly attached to a product, so that the loading area is ensured, and the testing precision is improved.

The rack 100 is further provided with a lifting unit for driving the first telescopic unit 300 to move along the vertical direction, the lifting unit comprises a lead screw 110, the axial lead of the lead screw 110 is arranged on the rack 100 in a rotating mode along the vertical direction and around the self axial lead, the lead screw 110 is in threaded fit with a lifting block 120, the lifting block 120 is connected with a cylinder barrel of the first telescopic cylinder in a rotating mode, a sliding opening 500 is formed in the lifting block 120, two sides of the lifting block 120 are provided with guide rails 130 which are in sliding fit with the lifting block and extend along the vertical direction, the guide rails 130 are fixed on the rack 100, and the top end of the lead screw 110 is provided with a handle 180.

After adopting above-mentioned structure, through rotating handle 180 for lead screw 100 rotates in step, and lead screw 100 passes through the screw thread and acts on elevator 120, makes elevator 120 under the guiding action of two guide rails 130, goes up and down to remove along the vertical direction, thereby adjusts the high position of first telescoping unit 300, so, conveniently according to the high position of product (being the bumper), adjusts the flexible position of first telescoping unit 300.

The bottom of frame 100 is provided with two plug bushes 140 that distribute side by side, supplies two of fork truck to participate in and penetrates to conveniently carry this detection device through fork truck.

Example 2

As shown in fig. 6 to 9, the apparatus for detecting the stepping strength of a bumper according to embodiment 2 is different from that of embodiment 1 in that a second stepping assembly is further disposed on the frame 100, the second stepping assembly is disposed opposite to the first stepping assembly, the second stepping assembly includes a downward second pressure sensor 800, the second pressure sensor 800 is connected to the frame 100 through a second telescopic unit 900, the second telescopic unit 800 is a second telescopic cylinder, a cylinder barrel of the second telescopic cylinder is disposed along the vertical direction, and a piston rod is hinged to the second pressure sensor 800 through a cross rod 190; a lifting unit for driving the cylinder barrel of the second telescopic cylinder to move up and down is arranged between the second telescopic unit 800 and the rack 100, the lifting unit comprises a screw rod 110 rotatably arranged on the rack 100, a lifting block 120 in threaded fit with the screw rod 110, a handle 180 fixed at the top end of the screw rod 110 and guide rails 130 located at two sides of the lifting block 120 and in sliding fit with the lifting block, the guide rails 130 are fixed on the rack 100, wherein a connecting frame 210 is fixed on the lifting block 10, and the connecting frame 210 is hinged to the middle of the cross rod 190.

In this embodiment, the second stepping assembly disposed on the frame 100 facilitates the vertical stepping test of the bumper. The second telescopic cylinder in the second telescopic unit 900 is started, the air pressure in the cylinder barrel of the second telescopic unit is adjusted, the cross rod 190 is driven to rotate, the second pressure sensor 800 is acted on, the second pressure sensor 800 is abutted to the bumper and applies pressure, the second pressure sensor 800 and the first pressure sensor 200 are both used for being connected with the controller, the controller collects detection data of the second pressure sensor 800, and the controller and the display device are connected to realize vertical treading of the acting pressure. Here, the second stretching unit 900 is connected to the lifting unit, and the lifting unit has the same structure and function as the lifting unit of embodiment 1, so that a stepping test is performed according to bumpers at different height positions.

First trampling subassembly and second trampling subassembly are back to back the setting, adopt this design after, conveniently trample the detection perpendicularly and trample the detection with the multi-angle respectively to the bumper of device both sides simultaneously, improve detection efficiency.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A device that intensity detected is trampled to be used for bumper which characterized in that:

including frame (100) and set up in first on frame (100) trample the subassembly, first trample the subassembly including decurrent first pressure sensor (200), first pressure sensor (200) through first telescoping unit (300) with frame (100) are connected, first telescoping unit (300) rotate set up in on frame (100) and its axis of rotation lead extend along the horizontal direction, first telescoping unit (300) are connected with the locking Assembly who is used for locking its turned angle.

2. The apparatus for bumper pedaling intensity detection according to claim 1, wherein: first telescopic unit (300) are connected with and rotate piece (400), be provided with curved sliding opening (500) on frame (100), locking Assembly is including wearing to locate sliding opening (500) inboard locking bolt (600), locking bolt (600) with rotate piece (400) threaded connection.

3. The apparatus for bumper pedaling intensity detection according to claim 2, wherein: a universal joint (700) is arranged between the first telescopic unit (300) and the first pressure sensor (200).

4. The apparatus for bumper pedaling intensity detection according to claim 1, wherein: the rack (100) is further provided with a second treading assembly, the second treading assembly comprises a downward second pressure sensor (800), the second pressure sensor (800) is connected with the rack (100) through a second telescopic unit (900), and the telescopic direction of the second telescopic unit (900) extends along the vertical direction.

5. The apparatus for bumper pedaling intensity detection according to any one of claims 1-4, wherein: the rack (100) is also provided with a lifting unit for driving the first telescopic unit (300) and/or the second telescopic unit (900) to move along the vertical direction.

6. The apparatus for bumper pedaling intensity detection according to claim 5, wherein: the lifting unit comprises a screw rod (110) extending along the vertical direction in the axial direction and a lifting block (120) in threaded fit with the screw rod (110), and the lifting block (120) is connected with the first telescopic unit (300) and/or the second telescopic unit (900).

7. The apparatus for bumper tread intensity detection according to claim 6, wherein: the frame (100) is provided with a guide rail (130) extending along the vertical direction, and the lifting block (120) is arranged on the guide rail (130) in a sliding manner.

8. The apparatus for bumper pedaling intensity detection according to claim 1, wherein: the frame (100) is provided with plug bushes (140) for fork truck pins to penetrate.

9. The apparatus for bumper pedaling intensity detection according to claim 1, wherein: the bottom end of the frame (100) is provided with a supporting unit, and the supporting unit comprises a roller (170) connected with the frame (100).

10. The apparatus for bumper pedaling intensity detection according to claim 9, wherein: the supporting unit further comprises a ground pin (150), the ground pin (150) is fixedly connected with a screw rod (160) in threaded fit with the rack (100), and the axis of the screw rod (160) extends along the vertical direction.