Strength detection device for frame of two-wheeled electric vehicle

Abstract

The invention discloses a two-wheeled electric vehicle frame strength detection device, and relates to the technical field of frame strength detection. Comprising a base, a first positioning seat and a second positioning seat are arranged on the base and used for positioning and installing a frame, the frame comprises an area a, an area b, an area c, an area d and an area e, and the first positioning seat and the second positioning seat are used for positioning and installing the area b and the area e on the frame respectively; a fixing mechanism is arranged on the base and is used for fixing an e area on the frame; a detection mechanism is arranged on the base, the detection mechanism comprises a sliding seat slidably mounted at the top of the base, a mounting cylinder is telescopically arranged on the sliding seat, and a pressing seat is slidably arranged in the mounting cylinder in a lifting manner; a pushing mechanism is arranged on the outer side of the mounting cylinder, the pushing mechanism comprises a lifting seat slidably mounted on the mounting cylinder, a conversion device is rotatably mounted on the lifting seat, and two turnover mechanisms are symmetrically arranged on the circumference of the conversion device. According to the device, strength detection can be conducted on rod pieces of all parts of a frame, manpower participation is little, and the detection operation efficiency is improved.

Description

Technical Field

[0001] The invention relates to the technical field of frame strength detection, and in particular to a frame strength detection device for a two-wheeled electric vehicle. Background Art

[0002] The frame of a two-wheeled electric vehicle is one of the core components of the electric two-wheeled vehicle. It carries the weight of the battery, motor, control system, wheels and rider. The design of the frame directly affects the structural stability, comfort, safety and appearance of the electric motorcycle or electric bicycle. Different electric vehicles have different frame material, shape, size and strength requirements according to their purpose and design style. In the production process of the frame, strength testing is a crucial link. The rods of various parts of the frame are generally connected by welding. Therefore, it is necessary to test the strength of the frame. The existing testing device has a single testing process and requires a lot of manpower, which reduces the testing efficiency. Based on this, the present invention proposes a testing device that can perform strength testing on the rods of various parts of the frame, with less manpower involved, thereby improving the efficiency of the testing operation. Summary of the invention

[0003] In view of the above technical problems, the present invention can perform strength testing on rods at various positions of the frame with less human involvement, thereby improving the efficiency of the testing operation.

[0004] The scheme used in the present invention is: a two-wheeled electric vehicle frame strength detection device, including a base, a positioning seat one and a positioning seat two are arranged on the base, which are used to position and install the frame, the frame includes areas a, b, c, d, and e, and the positioning seat one and the positioning seat two are used to position and install area b and area e on the frame respectively; a fixing mechanism is arranged on the base, which is used to fix area e on the frame; a detection mechanism is arranged on the base, the detection mechanism includes a sliding seat slidably installed on the top of the base, a mounting cylinder is telescopically arranged on the sliding seat, and a pressure seat is lifted and slidably arranged inside the mounting cylinder; and a pushing mechanism is arranged on the outside of the mounting cylinder, the pushing mechanism includes a lifting seat slidably installed on the mounting cylinder, a conversion is rotatably installed on the lifting seat, two flipping mechanisms are symmetrically arranged on the circumference of the conversion, the flipping mechanism includes a flipping seat rotatably installed on the conversion, a pushing electric cylinder one is arranged on the flipping seat, a pushing electric cylinder two is arranged on the telescopic rod of the pushing electric cylinder one, an installation matching rod is arranged on the telescopic rod of the pushing electric cylinder two, a push plate two is arranged on the installation matching rod, and a push plate one is slidably matched on the installation matching rod.

[0005] Furthermore, the fixing mechanism includes a second motor and a second screw rod arranged on the base, the second motor is used to drive the second screw rod; two fixed seats are slidably installed on the base, and the fixed seats and the second screw rod form a spiral pair; a fixed motor is arranged on the fixed seat, a fixed gear is arranged on the output shaft of the fixed motor, and a fixed gear ring is rotatably installed on the fixed seat, and the fixed gear ring is meshed with the fixed gear.

[0006] Furthermore, an inclined push rod is provided on the inner side of the fixed gear ring, a radial slide is arranged in an array and slidably on the fixed seat, a support rod is provided on the radial slide, a pushing part is provided on the radial slide, the pushing part is pushed by the inclined push rod, and a compression spring is provided between the radial slide and the fixed seat; the support rod is used to support the two ends of the fixed e area.

[0007] Furthermore, the detection mechanism includes a motor 1, a screw rod 1, and a guide rod 1 arranged on the top of the base, the motor 1 is used to drive the screw rod 1; the slide is movably arranged on the screw rod 1 and the guide rod 1, and the slide and the screw rod 1 form a spiral pair.

[0008] Furthermore, a control electric cylinder is arranged on the slide seat, and the telescopic rod of the control electric cylinder is fixedly connected to the mounting tube; a lifting motor is arranged on the top of the mounting tube, and a belt structure is arranged on the output shaft of the lifting motor, and screw rod three and guide rod three are movably arranged on the mounting tube, and the bottom ends of screw rod three and guide rod three are fixedly connected to the pressure seat, and screw rod three and the belt structure on the output shaft of the lifting motor form a spiral pair; the pressure seat is used to press area b on the frame.

[0009] Furthermore, the pushing mechanism includes a motor four and a screw rod four arranged on the mounting cylinder, the motor four is used to drive the screw rod four; the lifting seat and the screw rod four constitute a spiral pair, a control motor is arranged on the lifting seat, a control gear is arranged on the output shaft of the control motor, and the control gear is engaged with the conversion.

[0010] Furthermore, the flip mechanism includes a gear ring fixedly connected to the conversion circle, an angle motor is arranged on the flip seat, an angle gear is arranged on the output shaft of the angle motor, and the angle gear is meshed with the gear ring.

[0011] Furthermore, a spring for providing elastic force is connected between the push plate 1 and the mounting matching rod. The push plate 1 is used to contact and push the area a and area c on the frame; the push plate 2 is used to contact and push the area d and area c on the frame.

[0012] Compared with the prior art, the beneficial effects of the present invention are as follows: (1) Push plate 1 is located at area a on the frame and faces area a. Push plate 1 is controlled to move by pushing electric cylinder 2, and push plate 1 pushes area a, that is, the compressive strength of area a is detected to see whether it is deformed under the applied preset load; (2) Push plate 1 faces area c on the frame, and the pressure seat is controlled to press area b again, and then push plate 1 is controlled to push area c, that is, push perpendicular to area c, and detect the strength of area c under the applied preset load; (3) The position of push plate 2 is adjusted so that it is located between area d or area c on the frame; inside area d, push area d is pushed by push plate 2 to detect the strength of area d; between areas c, push area c is pushed by push plate 2 to detect the strength of area c. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the present invention.

[0014] Figure 2 It is a schematic diagram of the frame structure of the present invention.

[0015] Figure 3 It is a schematic diagram of the base structure of the present invention.

[0016] Figure 4 It is a schematic diagram of the structure of the detection mechanism of the present invention.

[0017] Figure 5 It is a schematic diagram of the pressure seat structure of the present invention.

[0018] Figure 6 It is a schematic diagram of the lifting seat structure of the present invention.

[0019] Figure 7 It is a structural schematic diagram of a push plate of the present invention.

[0020] Figure 8 It is a schematic diagram of the fixing mechanism structure of the present invention.

[0021] Fig. 9 It is a schematic diagram of the local structure of the fixing mechanism of the present invention.

[0022] Figure numerals: 1-base; 2-motor 1; 3-screw rod 1; 4-guide rod 1; 5-slide seat; 6-positioning seat 1; 7-positioning seat 2; 8-motor 2; 9-control electric cylinder; 10-installation cylinder; 11-lifting motor; 12-screw rod 3; 13-guide rod 3; 14-motor 4; 15-screw rod 4; 16-pressing seat; 17-lifting seat; 18-conversion; 19-control motor; 20-control gear; 21-gear ring; 22-flip seat; 23-angle motor; 24-angle gear; 25-pushing electric cylinder 1; 26-pushing electric cylinder 2; 27-push plate 1; 28-installation matching rod; 29-push plate 2; 30-spring; 31-screw rod 2; 32-fixed seat; 33-fixed gear; 34-fixed motor; 35-fixed gear ring; 36-oblique push rod; 37-radial slide seat; 38-support rod; 39-compression spring; 40-pushing part. DETAILED DESCRIPTION

[0023] Example: Figures 1 to 9As shown, the base 1 is provided with a positioning seat 1 6 and a positioning seat 2 7 for positioning and installing the frame, the frame includes areas a, b, c, d, and e, and the positioning seat 1 6 and the positioning seat 2 7 are respectively used for positioning and installing the area b and the area e on the frame; the base 1 is provided with a fixing mechanism for fixing the area e on the frame; the fixing mechanism includes a motor 2 8 and a screw rod 2 31 provided on the base 1, and the motor 2 8 is used to drive the screw rod 2 31; two fixing seats 32 are slidably installed on the base 1, and the fixing seats 32 and the screw rod 2 31 form a spiral pair; the fixing seat 32 is provided with a fixing motor Machine 34, a fixed gear 33 is arranged on the output shaft of the fixed motor 34, a fixed gear ring 35 is rotatably mounted on the fixed seat 32, and the fixed gear ring 35 is meshed with the fixed gear 33; an inclined push rod 36 is arranged on the inner side of the fixed gear ring 35, a radial slide 37 is arranged in an array and slidingly arranged on the fixed seat 32, a support rod 38 is arranged on the radial slide 37, a pushing part 40 is arranged on the radial slide 37, and the pushing part 40 is pushed by the inclined push rod 36, and a compression spring 39 is arranged between the radial slide 37 and the fixed seat 32; the support rod 38 is used to support the two ends of the fixed e area.

[0024] A detection mechanism is arranged on the base 1, and the detection mechanism includes a slide seat 5 slidably mounted on the top of the base 1, a mounting tube 10 is telescopically arranged on the slide seat 5, and a pressure seat 16 is lifted and slidably arranged inside the mounting tube 10; and a pushing mechanism is arranged on the outside of the mounting tube 10, and the pushing mechanism includes a lifting seat 17 slidably mounted on the mounting tube 10, a conversion 18 is rotatably mounted on the lifting seat 17, and two flipping mechanisms are symmetrically arranged on the circumference of the conversion 18, and the flipping mechanism includes a flip seat 22 rotatably mounted on the conversion 18, a pushing electric cylinder 1 25 is arranged on the flip seat 22, a pushing electric cylinder 2 26 is arranged on the telescopic rod of the pushing electric cylinder 1 25, an installation matching rod 28 is arranged on the telescopic rod of the pushing electric cylinder 26, a push plate 2 29 is arranged on the installation matching rod 28, and a push plate 1 27 is slidably matched on the installation matching rod 28.

[0025] The detection mechanism includes a motor 2, a screw rod 3, and a guide rod 4 arranged on the top of the base 1, and the motor 2 is used to drive the screw rod 3; the slide 5 is movably arranged on the screw rod 3 and the guide rod 4, and the slide 5 and the screw rod 3 form a spiral pair; a control electric cylinder 9 is arranged on the slide 5, and the telescopic rod of the control electric cylinder 9 is fixedly connected to the mounting tube 10; a lifting motor 11 is arranged on the top of the mounting tube 10, and a belt structure is arranged on the output shaft of the lifting motor 11, and a screw rod 3 12 and a guide rod 3 13 are movably arranged on the mounting tube 10, and the bottom ends of the screw rod 3 12 and the guide rod 3 13 are fixedly connected to the pressure seat 16, and the screw rod 3 12 and the belt structure on the output shaft of the lifting motor 11 form a spiral pair; the pressure seat 16 is used to press the b area on the frame.

[0026] The pushing mechanism includes a motor 4 14 and a screw rod 4 15 arranged on the mounting tube 10, and the motor 4 14 is used to drive the screw rod 4 15; the lifting seat 17 and the screw rod 4 15 form a spiral pair, and a control motor 19 is arranged on the lifting seat 17, and a control gear 20 is arranged on the output shaft of the control motor 19, and the control gear 20 is meshed with the conversion 18; the flipping mechanism includes a ring gear 21 fixedly connected to the circumference of the conversion 18, an angle motor 23 is arranged on the flipping seat 22, and an angle gear 24 is arranged on the output shaft of the angle motor 23, and the angle gear 24 is meshed with the ring gear 21; a spring 30 for providing elastic force is connected between the push plate 1 27 and the mounting matching rod 28, and the push plate 1 27 is used to contact the a area and the c area on the pushing frame; the push plate 2 29 is used to contact the d area and the c area on the pushing frame.

[0027] The principle of the present invention is as follows: the frame is positioned and installed on the base 1, that is, it is positioned and installed through the positioning seat 1 6 and the positioning seat 2 7, the motor 2 8 works, the screw 2 31 rotates, and the fixed seat 32 moves, that is, the support rod 38 extends to the inner side of the two ends of the frame e area, the fixed gear 33 works, the fixed gear ring 35 rotates, and the pushing part 40 is pushed by the inclined push rod 36, that is, the radial slide seat 37 and the support rod 38 move, and the end of the e area is supported and fixed by the support rod 38.

[0028] Furthermore, by operating the motor 12, the screw rod 13 rotates to move the slide 5 to adjust the first direction position of the mounting tube 10, and by controlling the electric cylinder 9 to control the movement of the mounting tube 10 to adjust the second direction position of the mounting tube 10; by operating the lifting motor 11, the screw rod 3 12 and the guide rod 3 13 move, that is, the pressure seat 16 moves and presses the area b on the frame, and then by operating the motor 4 14, the screw rod 4 15 rotates to move the lifting seat 17, and the push plate 1 27 is located in the area a on the frame and faces the area a, and the push plate 1 27 is controlled to move by pushing the electric cylinder 2 26, and the push plate 1 27 pushes the area a, that is, the compressive strength of the area a is detected to see whether it is deformed under the applied preset load.

[0029] Furthermore, through the operation of the angle motor 23, under the meshing action of the angle gear 24 and the ring gear 21, the flip seat 22 is rotated, that is, the push plate 27 is flipped. When flipping, the pressure seat 16 is controlled to extend and retract into the inside of the mounting tube 10, and the push plate 27 is flipped toward the bottom of the mounting tube 10 to the other side of the mounting tube 10, that is, the push plate 27 is directed toward the c area on the frame, and the pressure seat 16 is controlled again to press the b area, and then the push plate 27 is controlled to push the c area, that is, push it perpendicular to the c area, and when a preset load is applied, the strength of the c area is detected.

[0030] Furthermore, by pushing the electric cylinder 1 25 to control the pushing electric cylinder 2 26 to move the machine installation matching rod 28 and the push plate 2 29, the position of the push plate 29 is adjusted to be located between the d area or the c area on the frame; inside the d area, the d area is pushed by the push plate 2 29 to detect the strength of the d area; between the c areas, the c area is pushed by the push plate 2 29 to detect the strength of the c area.

Claims

1. A two-wheeled electric vehicle frame strength testing device, comprising a base (1), on which a first positioning seat (6) and a second positioning seat (7) are arranged for positioning and installing the frame, the frame comprising regions a, b, c, d, and e, and the first positioning seat (6) and the second positioning seat (7) are respectively used for positioning and installing the region b and the region e on the frame; the characteristics are as follows: The base (1) is provided with a fixing mechanism for fixing the e region on the frame; the base (1) is provided with a detection mechanism, the detection mechanism comprising a slide seat (5) slidably mounted on the top of the base (1), a mounting cylinder (10) being telescopically mounted on the slide seat (5), a pressing seat (16) being lifted and slidably mounted inside the mounting cylinder (10); and a pushing mechanism is provided on the outside of the mounting cylinder (10), the pushing mechanism comprising a lifting seat (17) slidably mounted on the mounting cylinder (10), a conversion seat (16) being rotatably mounted on the lifting seat (17) (18), two flipping mechanisms are symmetrically arranged on the circumference of the conversion (18), and the flipping mechanism includes a flipping seat (22) rotatably mounted on the conversion (18), a pushing electric cylinder (25) is arranged on the flipping seat (22), a pushing electric cylinder (26) is arranged on the telescopic rod of the pushing electric cylinder (25), a mounting matching rod (28) is arranged on the telescopic rod of the pushing electric cylinder (26), a push plate (29) is arranged on the mounting matching rod (28), and a push plate (27) is slidably matched on the mounting matching rod (28).

2. A two-wheeled electric vehicle frame strength detection device according to claim 1, characterized in that: The fixing mechanism comprises a second motor (8) and a second screw rod (31) arranged on the base (1), wherein the second motor (8) is used to drive the second screw rod (31); two fixing seats (32) are slidably mounted on the base (1), and the fixing seats (32) and the second screw rod (31) form a spiral pair; a fixing motor (34) is arranged on the fixing seat (32), and a fixing gear (33) is arranged on the output shaft of the fixing motor (34); a fixing ring gear (35) is rotatably mounted on the fixing seat (32), and the fixing ring gear (35) is meshed with the fixing gear (33).

3. A two-wheeled electric vehicle frame strength detection device according to claim 2, characterized in that: An inclined push rod (36) is arranged on the inner side of the fixed gear ring (35); a radial slide seat (37) is arranged in an array and slidably on the fixed seat (32); a support rod (38) is arranged on the radial slide seat (37); a pushing portion (40) is arranged on the radial slide seat (37); the pushing portion (40) is pushed by the inclined push rod (36); a compression spring (39) is arranged between the radial slide seat (37) and the fixed seat (32); the support rod (38) is used to support the two ends of the fixed e area.

4. The two-wheeled electric vehicle frame strength detection device according to claim 1, characterized in that: The detection mechanism comprises a motor (2), a screw rod (3) and a guide rod (4) arranged on the top of the base (1); the motor (2) is used to drive the screw rod (3); a slide seat (5) is movably arranged on the screw rod (3) and the guide rod (4), and the slide seat (5) and the screw rod (3) form a spiral pair.

5. A two-wheeled electric vehicle frame strength detection device according to claim 4, characterized in that: The slide seat (5) is provided with a control electric cylinder (9), and the telescopic rod of the control electric cylinder (9) is fixedly connected to the mounting tube (10); a lifting motor (11) is provided at the top of the mounting tube (10), and a belt structure is provided on the output shaft of the lifting motor (11); and a screw rod three (12) and a guide rod three (13) are movably provided on the mounting tube (10), and the bottom ends of the screw rod three (12) and the guide rod three (13) are fixedly connected to the pressure seat (16), and the screw rod three (12) and the belt structure on the output shaft of the lifting motor (11) form a spiral pair; the pressure seat (16) is used to press the area b on the frame.

6. A two-wheeled electric vehicle frame strength detection device according to claim 1, characterized in that: The pushing mechanism comprises a motor four (14) and a screw rod four (15) arranged on the mounting cylinder (10), wherein the motor four (14) is used to drive the screw rod four (15); the lifting seat (17) and the screw rod four (15) form a spiral pair, and a control motor (19) is arranged on the lifting seat (17), and a control gear (20) is arranged on the output shaft of the control motor (19), and the control gear (20) is meshed with the conversion (18).

7. A two-wheeled electric vehicle frame strength detection device according to claim 1, characterized in that: The flip mechanism comprises a gear ring (21) fixedly connected to the circumference of the conversion (18), an angle motor (23) is arranged on the flip seat (22), an angle gear (24) is arranged on the output shaft of the angle motor (23), and the angle gear (24) is meshed with the gear ring (21).

8. The two-wheeled electric vehicle frame strength detection device according to claim 1, characterized in that: A spring (30) for providing elastic force is connected between the push plate 1 (27) and the mounting matching rod (28); the push plate 1 (27) is used to contact and push the area a and area c on the frame; the push plate 2 (29) is used to contact and push the area d and area c on the frame.

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