CN109540489B - Device for testing firmness of automobile parts and using method thereof - Google Patents
Device for testing firmness of automobile parts and using method thereof Download PDFInfo
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- CN109540489B CN109540489B CN201811456130.0A CN201811456130A CN109540489B CN 109540489 B CN109540489 B CN 109540489B CN 201811456130 A CN201811456130 A CN 201811456130A CN 109540489 B CN109540489 B CN 109540489B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
Abstract
The invention discloses a device for testing the firmness of automobile parts, which comprises a base, wherein two stand columns which are parallel to each other are arranged on the base, a test board is arranged between the stand columns, four corners of the test board are provided with connecting blocks, and each connecting block is connected with the base through a screw; the top ends of the stand columns are connected through a top plate, the opposite sides of the stand columns are provided with supporting blocks, each supporting block is provided with a sliding plate, and the upper ends of the sliding plates are connected with the bottom of the top plate; the mounting plate is provided with a second motor mounting seat, an output shaft of the second motor is connected with the first positioning seat in a rotatable mode, a through hole is formed in the mounting plate, a pull rope is wound on the output shaft of the second motor, and the other end of the pull rope penetrates through the mounting plate through the through hole and is connected with the hook in a hanging mode. The method can effectively test the firmness of the protective frame, avoids the damage caused by unqualified products flowing into the market, and has the advantages of low manufacturing cost, simple and convenient operation and the like.
Description
Technical Field
The invention relates to a device for testing firmness, in particular to a device for testing the firmness of an anti-collision front and rear frame of an automobile.
Background
The front and rear anti-collision frames of the automobile are used for protecting parts of the automobile, the firmness of the protection frames can directly influence the safety factor in the use process of the automobile, but the existing market does not have a device for effectively testing the manufactured protection frames, so that the quality of the protection frames cannot be guaranteed, and some unqualified protection frames flow into the market.
Those skilled in the art have therefore endeavored to develop a device and method of using the same that enables effective integrity testing prior to shipment of the protective frame.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, an object of the present invention is to provide a device capable of performing an effective firmness test before the protection rack is shipped from the factory, and a method for using the device.
In order to achieve the purpose, the invention provides a device for testing the firmness of automobile parts, which comprises a base, wherein two stand columns which are parallel to each other are arranged on the base, a test board is arranged between the stand columns, four corners of the test board are respectively provided with a connecting block, and each connecting block is connected with the base through a screw;
the top ends of the stand columns are connected through a top plate, supporting blocks are arranged on the opposite sides of the stand columns, sliding plates are arranged on the supporting blocks, and the upper ends of the sliding plates are connected with the bottoms of the top plates;
a mounting plate is arranged below the top plate, two ends of the mounting plate are respectively sleeved on the sliding plates, a second motor mounting seat is arranged on the mounting plate, a second motor is arranged on the second motor mounting seat, an output shaft of the second motor is rotatably connected with the first positioning seat, a through hole is formed in the mounting plate, a pull rope is wound on the output shaft of the second motor, and the other end of the pull rope penetrates through the mounting plate through the through hole and is connected with a hook in a hanging mode;
the hook is arranged on the displacement plate, two cylinders are arranged at the bottom of the mounting plate, an electromagnetic chuck matched with the displacement plate is arranged on a piston rod of each cylinder, and a balancing weight is arranged at the bottom of the displacement plate;
the bottom of displacement board is provided with the mount that is used for fixed piece of waiting to test, the mount is located survey test panel directly over.
Preferably, a triangular reinforcing block is arranged at an included angle between each supporting block and each upright post.
Preferably, the mounting plate is slidably sleeved on each sliding plate, adjusting ports are formed in the length direction of each upright column, adjusting blocks are arranged on two sides of the mounting plate, and each adjusting block penetrates through each upright column through each adjusting port;
one end of each upright column is connected through a top plate, the other end of each upright column is provided with a first positioning block and a second positioning block, each adjusting block is respectively positioned between each first positioning block and each second positioning block, the bottom of each first positioning block is rotatably provided with a first screw rod, the other end of each first screw rod rotatably penetrates through the second positioning block and is connected with an output shaft of a first motor, and each first motor is respectively connected with each upright column.
Preferably, each of the upright posts is provided with a first mounting groove, and each of the first motors is fixed to the upright post through the first mounting groove.
Preferably, the hook is hinged with the upper end of the fixed seat, and the lower end of the fixed seat is connected with the top end of the displacement plate;
a second positioning seat is arranged at the bottom of the mounting plate, a second mounting groove is formed in the second positioning seat, a third motor is arranged in the second mounting groove, an output shaft of the third motor is connected with a second screw rod, the second screw rod can rotatably penetrate through the second positioning seat and is rotatably connected with a third positioning block, and the third positioning block is connected with the bottom of the mounting plate;
the mounting panel bottom is provided with the fourth locating piece, the fourth locating piece with the second positioning seat passes through the guide bar and connects, slidable wears to be equipped with first connecting plate on the guide bar, second screw rod and second connecting plate threaded connection, first connecting plate with the lower extreme of second connecting plate simultaneously with first connecting plate and second connecting plate vertically third connecting plate.
Preferably, the third connecting plate is provided with an arc-shaped surface matched with the hook for use.
Preferably, the fixing frame comprises two fixing rods which are parallel to each other, the lower ends of the fixing rods are connected through an arc-shaped connecting rod, the front half parts of the two fixing rods are connected through a first reinforcing rod, and a plurality of mounting holes are formed in the first reinforcing rod.
Preferably, a plurality of cushion pads are arranged at the front ends of the arc-shaped connecting rods, a second reinforcing rod is arranged between the two fixing rods, and the second reinforcing rod is located right above the first reinforcing rod.
Preferably, a triangular reinforcing block is arranged at an included angle between the second reinforcing rod and each fixing rod, the second reinforcing rod is connected with the arc-shaped connecting rod through a plurality of third reinforcing rods, each third reinforcing rod extends along the length direction of the second reinforcing rod and is arranged at intervals, and each mounting hole is respectively located between each two adjacent third reinforcing rods.
The use method of the device for testing the firmness of the automobile parts comprises the following steps:
s1: fixing the frame body to be tested on the fixing frame through the mounting hole, wherein the front end of the frame body to be tested is arranged at an interval with the cushion pad;
s2: the height is adjusted by confirming the strength of the device to be tested and then driving the screw rod to rotate through the first motor, so that the mounting plate moves up and down;
s3: confirming the weight of the balancing weight according to testing of anti-collision frames of different models;
s4: starting a second motor, and driving a pull rope to pull up the displacement plate through the second motor;
s5: the cylinder pushes downwards, so that the electromagnetic chuck sucks the displacement plate, and the pull rope is not under the pulling force;
s6: the third motor is started to drive the second screw to drive, the arc-shaped surface is pushed against the connecting hook hinged with the upper end of the fixed seat, and the hook subjected to the thrust force is separated from the pull rope;
s7: the coil of the electromagnetic chuck is powered off, the magnetic force disappears to realize demagnetization, so that the displacement plate performs free-fall motion, and the collision avoidance frame collides with the test plate to realize test;
s8: when the next test is carried out, the pull rope is put down through the second motor, and the pull rope is connected with the hook in a hanging mode to carry out the secondary test.
The invention has the beneficial effects that: the method can effectively test the firmness of the protective frame, avoids the damage caused by unqualified products flowing into the market, and has the advantages of low manufacturing cost, simple and convenient operation and the like.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic sectional view taken along line a-a in fig. 1.
Fig. 3 is a schematic sectional view of the structure along the line B-B in fig. 1.
Fig. 4 is a partially enlarged schematic view of a structure at C in fig. 1.
Fig. 5 is a partially enlarged schematic view of a structure at D in fig. 1.
Fig. 6 is a left side view of the present invention.
Fig. 7 is a schematic top view of the present invention.
Detailed Description
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
as shown in fig. 1 to 7, a device for testing firmness of an automobile part includes a base 1, two parallel pillars 2 are disposed on the base 1, a test board 3 is disposed between the pillars 2, four corners of the test board 3 are each provided with a connection block 5, and each connection block 5 is connected to the base 1 through a screw 6;
the top ends of the upright posts 2 are connected through a top plate 7, supporting blocks 8 are arranged on opposite sides of the upright posts 2, sliding plates 9 are arranged on the supporting blocks 8, and the upper ends of the sliding plates 9 are connected with the bottom of the top plate 7;
a mounting plate 10 is arranged below the top plate 7, two ends of the mounting plate 10 are respectively sleeved on the sliding plates 9, a second motor mounting seat 11 is arranged on the mounting plate 10, a second motor 12 is arranged on the second motor mounting seat 11, an output shaft of the second motor 12 is rotatably connected with a first positioning seat 13, a through hole 15 is formed in the mounting plate 10, a pull rope 16 is wound on the output shaft of the second motor 12, and the other end of the pull rope 16 penetrates through the mounting plate 10 through the through hole 15 and is connected with a hook 17 in a hanging manner;
the hook 17 is arranged on a displacement plate 18, two air cylinders 19 are arranged at the bottom of the mounting plate 10, an electromagnetic chuck 20 matched with the displacement plate 18 for use is arranged on a piston rod of each air cylinder 19, and a balancing weight 21 is arranged at the bottom of the displacement plate 18;
the bottom of the displacement plate 18 is provided with a fixing frame 22 for fixing a to-be-tested piece, and the fixing frame 22 is located right above the test plate 3.
The mounting plate 10 is slidably sleeved on each sliding plate 9, adjusting ports 26 are formed in the length direction of each upright post 2, adjusting blocks 27 are arranged on two sides of the mounting plate 10, and each adjusting block 27 penetrates through each upright post 2 through each adjusting port 26;
one end of each upright post 2 is connected through a top plate 7, the other end of each upright post 2 is provided with a first positioning block 28 and a second positioning block 29, each adjusting block 27 is respectively positioned between each first positioning block 28 and each second positioning block 29, the bottom of each first positioning block 28 is rotatably provided with a first screw 30, the other end of each first screw 30 rotatably penetrates through the second positioning block 29 and is connected with an output shaft of a first motor 31, and each first motor 31 is respectively connected with each upright post 2.
Each of the upright posts 2 is provided with a first mounting groove 32, and each of the first motors 31 is fixed on the upright post 2 through the first mounting groove 32.
The hook 17 is hinged with the upper end of the fixed seat 33, and the lower end of the fixed seat 33 is connected with the top end of the displacement plate 18;
a second positioning seat 35 is arranged at the bottom of the mounting plate 10, a second mounting groove is formed in the second positioning seat 35, a third motor 36 is arranged in the second mounting groove, an output shaft of the third motor 36 is connected with a second screw rod 90, the second screw rod 90 can rotatably penetrate through the second positioning seat 35 and is rotatably connected with a third positioning block 37, and the third positioning block 37 is connected with the bottom of the mounting plate 10;
the bottom of the mounting plate 10 is provided with a fourth positioning block 38, the fourth positioning block 38 is connected with the second positioning seat 35 through a guide rod 39, a first connecting plate 50 is slidably arranged on the guide rod 39 in a penetrating manner, the second screw 90 is in threaded connection with a second connecting plate 51, and the lower end of the first connecting plate 50 and the lower end of the second connecting plate 51 are simultaneously connected with a third connecting plate 52 which is vertical to the first connecting plate 50 and the second connecting plate 51.
The third connecting plate 52 is provided with an arc surface 53 matched with the hook 17.
The fixing frame 22 includes two fixing rods 55 parallel to each other, the lower ends of the fixing rods 55 are connected by an arc-shaped connecting rod 56, the front half parts of the two fixing rods 55 are connected by a first reinforcing rod 57, and the first reinforcing rod 57 is provided with a plurality of mounting holes 58.
The front end of the arc-shaped connecting rod 56 is provided with a plurality of cushion pads 59, a second reinforcing rod 60 is arranged between the two fixing rods 55, and the second reinforcing rod 60 is positioned right above the first reinforcing rod 57.
The use method of the device for testing the firmness of the automobile parts comprises the following steps:
s1: fixing the frame body to be tested on the fixing frame 22 through the mounting hole 58, wherein the front end of the frame body to be tested and the cushion pad 59 are arranged at intervals;
s2: the height is adjusted by confirming the strength of the device to be tested and then driving the screw 30 to rotate through the first motor 31, so that the mounting plate 10 moves up and down;
s3: confirming the weight of the balancing weight 21 according to the test of the anti-collision frames with different models;
s4: starting the second motor 12, and driving the pull rope 16 to pull up the displacement plate 18 through the second motor 12;
s5: the air cylinder 19 pushes downwards, so that the electromagnetic chuck 20 sucks the displacement plate 18, and the pull rope 16 is not under the pulling force;
s6: the third motor 36 is started to drive the second screw 90 to drive, the arc-shaped surface 53 is jacked to move the connecting hook 17 hinged with the upper end of the fixed seat 33, and the hook 17 subjected to the thrust force is separated from the pull rope 16;
s7: the coil of the electromagnetic chuck 20 is powered off, the magnetic force disappears to realize demagnetization, so that the displacement plate 18 performs free-fall motion, and the collision avoidance frame collides with the test plate 3 to realize the test;
s8: when the next test is carried out, the pull rope 16 is put down through the second motor 12, and the pull rope 16 is connected with the hook 17 in a hanging mode, so that the secondary test can be carried out.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (10)
1. The utility model provides a device for testing automobile parts firmness, characterized by: the device comprises a base (1), wherein two parallel upright posts (2) are arranged on the base (1), a test board (3) is arranged between each upright post (2), connecting blocks (5) are arranged at four corners of each test board (3), and each connecting block (5) is connected with the base (1) through a screw (6);
the top ends of the stand columns (2) are connected through a top plate (7), supporting blocks (8) are arranged on the opposite sides of the stand columns (2), sliding plates (9) are arranged on the supporting blocks (8), and the upper ends of the sliding plates (9) are connected with the bottoms of the top plates (7);
a mounting plate (10) is arranged below the top plate (7), two ends of the mounting plate (10) are respectively sleeved on the sliding plates (9), a second motor mounting seat (11) is arranged on the mounting plate (10), a second motor (12) is arranged on the second motor mounting seat (11), an output shaft of the second motor (12) is rotatably connected with a first positioning seat (13), a through hole (15) is formed in the mounting plate (10), a pull rope (16) is wound on the output shaft of the second motor (12), and the other end of the pull rope (16) penetrates through the mounting plate (10) through the through hole (15) and is connected with a hook (17);
the hook (17) is arranged on a displacement plate (18), two air cylinders (19) are arranged at the bottom of the mounting plate (10), an electromagnetic chuck (20) matched with the displacement plate (18) is arranged on a piston rod on each air cylinder (19), and a balancing weight (21) is arranged at the bottom of the displacement plate (18);
the bottom of displacement board (18) is provided with mount (22) that are used for fixed waiting to test the piece, mount (22) are located survey test panel (3) directly over.
2. The apparatus for testing the soundness of automotive parts according to claim 1, wherein: triangular reinforcing blocks (23) are arranged at included angles of the supporting blocks (8) and the upright posts (2).
3. The apparatus for testing the soundness of automobile parts according to claim 2, wherein: the mounting plate (10) is slidably sleeved on each sliding plate (9), adjusting ports (26) are formed in the length direction of each upright post (2), adjusting blocks (27) are arranged on two sides of the mounting plate (10), and each adjusting block (27) penetrates through each upright post (2) through each adjusting port (26);
one end of each upright post (2) is connected through a top plate (7), the other end of each upright post (2) is provided with a first positioning block (28) and a second positioning block (29), each adjusting block (27) is respectively positioned between each first positioning block (28) and each second positioning block (29), the bottom of each first positioning block (28) is rotatably provided with a first screw rod (30), the other end of each first screw rod (30) rotatably penetrates through the second positioning block (29) and is connected with an output shaft of a first motor (31), and each first motor (31) is respectively connected with each upright post (2).
4. The apparatus for testing the soundness of automobile parts according to claim 3, wherein: each upright post (2) is provided with a first mounting groove (32), and each first motor (31) is fixed on the upright post (2) through the first mounting groove (32).
5. The apparatus for testing the soundness of automobile parts according to claim 4, wherein: the hook (17) is hinged with the upper end of a fixed seat (33), and the lower end of the fixed seat (33) is connected with the top end of the displacement plate (18);
a second positioning seat (35) is arranged at the bottom of the mounting plate (10), a second mounting groove is formed in the second positioning seat (35), a third motor (36) is arranged in the second mounting groove, an output shaft of the third motor (36) is connected with a second screw rod (90), the second screw rod (90) can rotatably penetrate through the second positioning seat (35) and is rotatably connected with a third positioning block (37), and the third positioning block (37) is connected with the bottom of the mounting plate (10);
mounting panel (10) bottom is provided with fourth locating piece (38), fourth locating piece (38) with second positioning seat (35) are connected through guide bar (39), slidable wears to be equipped with first connecting plate (50) on guide bar (39), second screw rod (90) and second connecting plate (51) threaded connection, first connecting plate (50) with the lower extreme of second connecting plate (51) simultaneously with first connecting plate (50) and second connecting plate (51) vertically third connecting plate (52).
6. The apparatus for testing the soundness of automobile parts according to claim 5, wherein: and an arc-shaped surface (53) matched with the hook (17) for use is arranged on the third connecting plate (52).
7. The apparatus for testing the soundness of automotive parts according to claim 6, wherein: the fixing frame (22) comprises two fixing rods (55) which are parallel to each other, the lower ends of the fixing rods (55) are connected through arc-shaped connecting rods (56), the front half parts of the two fixing rods (55) are connected through first reinforcing rods (57), and a plurality of mounting holes (58) are formed in the first reinforcing rods (57).
8. The apparatus for testing the soundness of automotive parts according to claim 7, wherein: the front end of the arc-shaped connecting rod (56) is provided with a plurality of cushion pads (59), a second reinforcing rod (60) is arranged between the two fixing rods (55), and the second reinforcing rod (60) is positioned right above the first reinforcing rod (57).
9. The apparatus for testing the soundness of automotive parts according to claim 8, wherein: triangular reinforcing blocks (61) are arranged at included angles between the second reinforcing rods (60) and the fixing rods (55), the second reinforcing rods (60) are connected with the arc-shaped connecting rods (56) through a plurality of third reinforcing rods (62), the third reinforcing rods (62) extend along the length direction of the second reinforcing rods (60) and are arranged at intervals, and the mounting holes (58) are respectively located between every two adjacent third reinforcing rods (62).
10. The use method of the device for testing the firmness of the automobile part as claimed in claim 9, is characterized in that: the method comprises the following steps:
s1: fixing a to-be-tested collision avoidance frame body on a fixing frame (22) through a mounting hole (58), wherein the front end of the to-be-tested collision avoidance frame body and the cushion pad (59) are arranged at intervals;
s2: the height of the mounting plate (10) is adjusted by confirming the strength of a device to be tested and then driving a first screw rod (30) to rotate through a first motor (31);
s3: confirming the weight of the balancing weight (21) according to the test of the anti-collision frames with different models;
s4: starting a second motor (12), and driving a pull rope (16) to pull up a displacement plate (18) through the second motor (12);
s5: the air cylinder (19) pushes downwards, so that the electromagnetic chuck (20) sucks the displacement plate (18), and the pull rope (16) is not under the pulling force;
s6: the third motor (36) is started to drive the second screw (90) to drive, the arc-shaped surface (53) is jacked to move the connecting hook (17) hinged with the upper end of the fixed seat (33), and the hook (17) subjected to the thrust force is separated from the pull rope (16);
s7: the coil of the electromagnetic chuck (20) is powered off, and the demagnetization is realized when the magnetic force disappears, so that the displacement plate (18) performs free-fall motion, and the collision avoidance frame collides with the test plate (3) to realize the test;
s8: when the next test is carried out, the pull rope (16) is put down through the second motor (12), and the pull rope (16) is connected with the hook (17) in a hanging mode, so that the secondary test can be carried out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811456130.0A CN109540489B (en) | 2018-11-30 | 2018-11-30 | Device for testing firmness of automobile parts and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811456130.0A CN109540489B (en) | 2018-11-30 | 2018-11-30 | Device for testing firmness of automobile parts and using method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109540489A CN109540489A (en) | 2019-03-29 |
| CN109540489B true CN109540489B (en) | 2020-11-03 |
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| CN201811456130.0A Active CN109540489B (en) | 2018-11-30 | 2018-11-30 | Device for testing firmness of automobile parts and using method thereof |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW561259B (en) * | 2003-02-19 | 2003-11-11 | Shia-Tzung Chen | Inspecting method of dropping test and its device |
| US7950268B2 (en) * | 2008-06-10 | 2011-05-31 | Safety Testing International, Inc. | Vehicle rollover test fixture |
| CN202974612U (en) * | 2012-07-11 | 2013-06-05 | 佛山市南海锐新铝轮装备有限公司 | Passenger car wheel impact performance test machine with hydraulic lifting counterweight |
| CN104833596A (en) * | 2015-05-09 | 2015-08-12 | 青岛双凌科技设备有限公司 | Conveyor belt impact strength testing machine |
| CN107655703A (en) * | 2017-10-27 | 2018-02-02 | 天津麒聚科技股份有限公司 | A kind of saddle shock machine |
| CN107677442A (en) * | 2017-11-03 | 2018-02-09 | 公安部交通管理科学研究所 | A kind of energy-storage type automobile instrument collision test device |
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