CN219065171U

CN219065171U - Fatigue tester

Info

Publication number: CN219065171U
Application number: CN202223132200.1U
Authority: CN
Inventors: 靳耀刚; 李刚民; 赵北平; 吴泰锋; 赵立通
Original assignee: Citylong Technology Development Co ltd
Current assignee: Citylong Technology Development Co ltd
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-05-23
Anticipated expiration: 2032-11-24

Abstract

The utility model relates to the technical field of fatigue testing, and discloses a fatigue tester which comprises a pressing plate, an air cylinder, a first supporting rod and a distribution box, wherein the pressing plate is connected with the air cylinder through a piston rod, a counter is connected with the left side of the front face of the distribution box through a bolt, a manual adjusting device for adjusting the height is arranged at the rear of the air cylinder, a clamping groove is formed in the front face of the air cylinder, and a magnetic switch is connected with the inner wall bolt of the clamping groove. According to the utility model, through the cooperation between the pressing plate, the air cylinder, the manual adjusting device and the mounting plate, the height adjusting effect of the air cylinder is realized by utilizing the arrangement of the manual adjusting device, the problem of different specifications of the plastic storage boxes is effectively solved, and the pressing plate can be suitable for fatigue detection of the plastic storage boxes with different specifications by adopting a motion mode that the manual adjusting device drives the pressing plate to lift in the vertical direction through the air cylinder, so that the applicable range of the fatigue detector is enlarged, and the utilization rate of the fatigue detector is improved.

Description

Fatigue tester

Technical Field

The utility model relates to the technical field of fatigue testing, in particular to a fatigue tester.

Background

The plastic product is a general term of articles for life, industry and the like which are processed by adopting plastic as a main raw material, and comprises articles of all processes of injection molding, plastic suction and the like which take plastic as a raw material, wherein the plastic is a synthetic polymer material with plasticity, and the storage box which is made of plastic is light in weight and convenient to move in use, so that the flexibility of the plastic product in the actual life is higher, the surface of the plastic product is very easy to clean, the storage article in the plastic product is prevented from falling out, the upper end of the plastic product can be matched with a torsion spring and an elastic buckle to realize the opening and closing of the box cover, and the quality of the torsion spring determines the opening and closing effects of the box cover, therefore, the box cover needs to be subjected to a fatigue test one by one after the plastic storage box is produced.

However, the working personnel need the fatigue test procedure to the plastics storage box lid of making completion on the production line, this step not only can aggravate staff's work burden, and the staff can then cause the muscle fatigue of staff's arm for a long time to press the plastics storage box lid, lead to the decline of plastics storage box lid detection rate, and when staff's detection rate was slower than the conveying speed of production line, then can lead to the omission of plastics storage box lid, not only reduced the efficiency that plastics storage box lid detected, still can influence the qualification rate of plastics storage box lid, and, because plastics storage box specification's difference, the staff is when carrying out fatigue detection to plastics storage box lid, the position that the staff hand touched then receives the influence of self height, make the staff be difficult to the detection of higher plastics storage box lid.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a fatigue tester which has the advantages of simplifying the steps of detecting the fatigue of the opening and closing cover of the plastic product, reducing the workload of staff, realizing the detection of the plastic products with different heights and improving the utilization rate of the fatigue tester, and solves the problems in the prior art.

The utility model provides the following technical scheme: the utility model provides a fatigue test appearance, includes clamp plate, cylinder, a bracing piece, block terminal, and is connected through the piston rod between clamp plate and the cylinder, positive left side bolted connection of block terminal has the counter, manual adjusting device who is used for height-adjusting is installed at the rear of cylinder, the draw-in groove has been seted up in the front of cylinder, and the inner wall bolted connection of draw-in groove has magnetic switch, the rear of cylinder is provided with No. four bracing pieces, manual adjusting device's upper end fixed mounting has the roof, one side fixedly connected with handle of manual adjusting device is kept away from to the roof, and the outer wall of handle is provided with the anti-skidding line.

Preferably, the back bolted connection of cylinder has the mounting panel, and the one side of mounting panel keeping away from the cylinder passes through bolted connection with manual adjusting device, photoelectric switch is all installed at the upper and lower both ends of cylinder.

Preferably, the lower terminal surface fixed mounting of a bracing piece has No. two bracing pieces that are used for strengthening stability, left and right sides No. three bracing pieces of fixed mounting have between a bracing piece, and No. three up end and No. four bracing pieces pass through angle steel and bolted connection, no. one bracing piece, no. four bracing pieces, no. two bracing pieces, no. three bracing pieces all set up to aluminium system material.

Preferably, the up end of block terminal articulates there is the case lid, the equal fixed mounting in left and right sides of block terminal has No. two angle steel, and the one end and the bracing piece bolted connection of block terminal are kept away from to No. two angle steel, the inside fixed mounting of block terminal has the air throttle, and the air throttle is installed on the pipeline that air feeder and cylinder link, the up end of case lid is provided with start switch, reset switch, stop switch, scram switch, install relay and 24V power on the backplate of block terminal, and the side fixed mounting of block terminal inner wall has the solenoid valve.

Preferably, the manual adjusting device comprises a ball screw, a ball nut is sleeved on the outer wall of the ball screw in a threaded manner, and the front face of the ball nut is connected with the mounting plate through a bolt.

Preferably, the upper end of ball screw and the lower bottom surface fixed connection of roof, ball screw's outer wall activity has cup jointed the last limiting plate that is located the roof below, the back fixed mounting of going up the limiting plate has the fixed plate, and the fixed plate passes through bolted connection with No. four bracing pieces, the positive fixedly connected with of fixed plate is the limiting plate down, the up end fixedly connected with of limiting plate is located the round bar of ball screw left and right sides down, and the one end that the round bar kept away from the limiting plate down and the lower terminal surface fixed connection of last limiting plate down, the outer wall of round bar cup joints with ball nut's inner wall activity.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through the cooperation among the pressing plate, the air cylinder, the counter and the distribution box, the contact effect of the pressing plate and the plastic storage box cover is realized by using the installation of the air cylinder, the effect of detecting the fatigue of the plastic storage box cover is achieved, the problem of low detection efficiency of the plastic storage box cover is effectively solved, the air cylinder drives the pressing plate to move, the step of detecting the fatigue of the plastic storage box cover is simplified, the workload of staff is reduced, and the working efficiency of detecting the plastic storage box cover is improved.

2. According to the utility model, through the cooperation between the pressing plate, the air cylinder, the manual adjusting device and the mounting plate, the height adjusting effect of the air cylinder is realized by utilizing the arrangement of the manual adjusting device, the problem of different specifications of the plastic storage boxes is effectively solved, and the pressing plate can be suitable for fatigue detection of the plastic storage boxes with different specifications by adopting a motion mode that the manual adjusting device drives the pressing plate to lift in the vertical direction through the air cylinder, so that the applicable range of the fatigue detector is enlarged, and the utilization rate of the fatigue detector is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a side view of the power distribution box of the present utility model;

FIG. 3 is a top view of the cover of the present utility model;

FIG. 4 is a bottom view of the third support bar of the present utility model;

fig. 5 is a rear view of the fixing plate of the present utility model.

In the figure: 1. a pressing plate; 2. a cylinder; 3. a first support rod; 4. a distribution box; 5. a counter; 6. a manual adjustment device; 61. a ball screw; 62. a ball nut; 7. a magnetic switch; 8. a fourth supporting rod; 9. a top plate; 10. a handle; 11. a mounting plate; 12. a fixing plate; 13. angle steel II; 14. a case cover; 15. a second support rod; 16. a third supporting rod; 17. a round bar; 18. an upper limit plate; 19. and a lower limit plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Please refer to fig. 1 and 2, a fatigue test appearance, including clamp plate 1, cylinder 2, a bracing piece 3, block terminal 4, and be connected through the piston rod between clamp plate 1 and the cylinder 2, the motion of cylinder 2 opens and drives the elevating movement of the vertical direction of clamp plate 1 through the piston rod, the positive left side bolted connection of block terminal 4 has counter 5, the setting of counter 5 plays the demonstration of test number when fatigue detection appearance to the plastics storage box lid, manual adjusting device 6 for height-adjusting is installed to the rear of cylinder 2, manual adjusting device 6's setting plays the regulation to cylinder 2 height, make fatigue detection appearance applicable to the fatigue detection work of the plastics storage box lid of different specifications, the application scope of fatigue detection appearance has been enlarged, thereby the utilization ratio of fatigue detection appearance has been improved, the draw-in groove has been seted up in groove in the front of cylinder 2, and the inner wall bolted connection of draw-in groove has magnetic switch 7, the setting of draw-in groove provides support and platform for the installation of magnetic switch 7, the rear of cylinder 2 is provided with No. bracing piece 8, the installation of No. 8 is the fixed plate 12 provides for the manual adjusting device 6, the manual adjusting device 9, the manual adjusting device 10 is kept away from to the handle 10 has been provided with to the manual adjusting device 10, the manual adjusting device 10 has been kept away from to the manual adjusting device 10, the setting up the manual adjusting device 10 has been contacted with the manual adjusting device 10, the manual adjusting device 10 has been set up the manual 10 and has been used for the manual handle 10.

The back bolted connection of cylinder 2 has mounting panel 11, and the one side that cylinder 2 was kept away from to mounting panel 11 passes through bolted connection with manual adjusting device 6, and the setting of mounting panel 11 plays the connected action to cylinder 2 and manual adjusting device 6, and photoelectric switch is all installed at the upper and lower both ends of cylinder 2.

Referring to fig. 3 and 5, the lower end surface of the first support rod 3 is fixedly provided with a second support rod 15 for reinforcing stability, the second support rod 15 plays a supporting role for the first support rod 3, a third support rod 16 is fixedly arranged between the first support rods 3 on the left side and the right side, the upper end surface of the third support rod 16 is connected with the fourth support rod 8 through an angle steel and a bolt, the third support rod 16 plays a role of providing support and a platform for the installation of the fourth support rod 8, and the first support rod 3, the fourth support rod 8, the second support rod 15 and the third support rod 16 are all made of aluminum materials.

The up end of block terminal 4 articulates there is case lid 14, the left and right sides of block terminal 4 all fixed mounting has No. two angle steel 13, and No. two angle steel 13 keep away from the one end and the first bracing piece 3 bolted connection of block terminal 4, no. two angle steel's setting plays the connected action to block terminal 4 and a bracing piece 3, the inside fixed mounting of block terminal 4 has the throttle valve, and the throttle valve is installed on the pipeline that air feeder and cylinder link, the outer wall of the up end of case lid 14 is provided with start switch, reset switch, stop switch, emergency stop switch's setting is the power supply of cutting off the circuit when meeting emergency and not reaching the start switch, make cylinder 2 be in the origin state, install relay and 24V power on the backplate of block terminal 4, and the side fixed mounting of block terminal 4 inner wall has the solenoid valve, the counter 5 signal is provided by solenoid valve relay, the solenoid valve action is once, the count adds one.

Referring to fig. 4 and 2, the manual adjustment device 6 includes a ball screw 61, wherein the circumferential rotation of the ball screw 61 provides power for the vertical lifting movement of a ball nut 62, the outer wall of the ball screw 61 is in threaded socket connection with the ball nut 62, the front surface of the ball nut 62 is connected with the mounting plate 11 through a bolt, and the movement of the ball nut 62 provides power for the synchronous movement of the mounting plate 11, so as to achieve the effect of adjusting the height of the air cylinder 2.

The upper end of the ball screw 61 is fixedly connected with the lower bottom surface of the top plate 9, the upper limiting plate 18 positioned below the top plate 9 is movably sleeved on the outer wall of the ball screw 61, the connecting mode is movably sleeved, the ball screw 61 can move on the inner wall of the upper limiting plate 18, the upper limiting plate 18 can play a role in reinforcing the movement and installation stability of the ball screw 61, the fixing plate 12 is fixedly arranged on the back surface of the upper limiting plate 18, the fixing plate 12 is connected with the fourth supporting rod 8 through bolts, the lower limiting plate 19 is fixedly connected with the front surface of the fixing plate 12, the installation of the upper limiting plate 18 and the lower limiting plate 19 provides support and a platform for the installation of the round rod 17, the round rod 17 positioned on the left side and the right side of the ball screw 61 is fixedly connected with the upper end surface of the lower limiting plate 19, one end of the round rod 17 far away from the lower limiting plate 19 is fixedly connected with the lower end surface of the upper limiting plate 18, the outer wall of the round rod 17 is movably sleeved on the inner wall of the ball nut 62, and the arrangement of the round rod 17 reinforces the movement stability of the ball nut 62.

Working principle: when the plastic storage box is used, firstly, the vertical height of the air cylinder 2 is adjusted according to the specification of the plastic storage box to be detected, a worker holds the handle 10, anti-skidding lines arranged on the surface of the handle 10 increase the friction force of the contact surface of the hand of the worker and the handle 10, the slipping of the hand of the worker is prevented, the top plate 9 is rotated through the handle 10, the top plate 9 is rotated circumferentially and simultaneously drives the ball screw 61 to rotate, the ball screw 61 is rotated circumferentially and simultaneously drives the ball nut 62 to move vertically, the ball nut 62 is moved and simultaneously drives the air cylinder 2 to move in the same direction through the connection of the mounting plate 11, the rotation of the ball screw 61 can be stopped until the air cylinder 2 is adjusted to a proper height, then, the power supply and the control of the power supply of all parts of the fatigue detector are controlled through the distribution box 4, the rotary switch is started, the electromagnetic valve is electrified, the air cylinder 2 acts, the electromagnetic valve is powered off after the lower limit electric eye detects that the electromagnetic valve is powered off, and the air cylinder 2 performs the lifting action; when the upper limit electric eye detects that the rear electromagnetic valve is powered on, the cylinder 2 executes descending action; repeating the movement; the counter 5 signal is provided by the solenoid valve relay, and the solenoid valve action is once, and the count adds one, and the reciprocating motion of the vertical direction of the piston rod of cylinder 2 drives clamp plate 1 and the contact of opening and shutting lid when the piston rod moves, and finally, the counter 5 shows the number of times of testing, and the action signal feedback of magnetic switch 7 is given counter 5 and is continued to count the number of times.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Meanwhile, in the drawings of the present utility model, the filling pattern is only for distinguishing the layers, and is not limited in any way.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a fatigue test appearance, includes clamp plate (1), cylinder (2), bracing piece (3), block terminal (4), and is connected its characterized in that through the piston rod between clamp plate (1) and cylinder (2): positive left side bolted connection of block terminal (4) has counter (5), manual adjusting device (6) that are used for height-adjusting are installed at the rear of cylinder (2), the draw-in groove has been seted up in the front of cylinder (2), and the inner wall bolted connection of draw-in groove has magnetic switch (7), the rear of cylinder (2) is provided with No. four bracing pieces (8), the upper end fixed mounting of manual adjusting device (6) has roof (9), one side fixedly connected with handle (10) of manual adjusting device (6) are kept away from to roof (9), and the outer wall of handle (10) is provided with the anti-skidding line.

2. A fatigue tester according to claim 1, wherein: the back bolted connection of cylinder (2) has mounting panel (11), and one side that cylinder (2) was kept away from to mounting panel (11) passes through bolted connection with manual adjusting device (6), photoelectric switch is all installed at the upper and lower both ends of cylinder (2).

3. A fatigue tester according to claim 1, wherein: the lower terminal surface fixed mounting of a bracing piece (3) has No. two bracing pieces (15) that are used for strengthening stability, left and right sides No. three bracing pieces (16) have between a bracing piece (3), and No. three up end and (8) of bracing piece (16) are through an angle steel and bolted connection, no. one bracing piece (3), no. four bracing pieces (8), no. two bracing pieces (15), no. three bracing pieces (16) all set up to aluminium system material.

4. A fatigue tester according to claim 1, wherein: the upper end face of the distribution box (4) is hinged with a box cover (14), the left side and the right side of the distribution box (4) are fixedly provided with second angle steels (13), one end, far away from the distribution box (4), of the second angle steels (13) is connected with a first supporting rod (3) through bolts, the inside of the distribution box (4) is fixedly provided with a throttle valve, and the throttle valve is arranged on a pipeline of the air supply device and the air cylinder, a start switch, a reset switch, a stop switch and an emergency stop switch are arranged on the upper end face of the box cover (14), a relay and a 24V power supply are arranged on a backboard of the distribution box (4), and an electromagnetic valve is fixedly arranged on the side face of the inner wall of the distribution box (4).

5. A fatigue tester according to claim 1, wherein: the manual adjusting device (6) comprises a ball screw (61), a ball nut (62) is sleeved on the outer wall of the ball screw (61) in a threaded manner, and the front face of the ball nut (62) is connected with the mounting plate (11) through a bolt.

6. The fatigue tester according to claim 5, wherein: the upper end of ball screw (61) and the lower bottom surface fixed connection of roof (9), the outer wall activity of ball screw (61) has cup jointed and has been located last limiting plate (18) of roof (9) below, the back fixed mounting of going up limiting plate (18) has fixed plate (12), and fixed plate (12) and No. four bracing piece (8) pass through bolted connection, the front fixedly connected with of fixed plate (12) is spacing board (19) down, the up end fixedly connected with of spacing board (19) down is located round bar (17) of ball screw (61) left and right sides, and the one end and the lower terminal surface fixed connection of last limiting plate (18) of spacing board (19) are kept away from to round bar (17), the outer wall of round bar (17) cup joints with the inner wall activity of ball nut (62).