Paint film impact testing device

Abstract

The utility model discloses a paint film impact testing device, which comprises a base, a lifting assembly and a first driving assembly, the base comprises an upper seat and a lower seat which are connected through a supporting upright post, a placing part for placing a workpiece to be tested is formed between the upper seat and the lower seat, a tube body with scales is arranged at the top of the upper seat, a heavy hammer is arranged in the tube body, and the heavy hammer is connected with the lifting assembly. A clamping groove is formed in the heavy hammer; the lifting assembly comprises a lifting seat and a lifting claw mounted in the lifting seat; the first driving assembly is used for driving the lifting assembly to descend so that after the lifting claw can stretch into the clamping groove, when the first driving assembly drives the lifting base to ascend, the heavy hammer can be driven to ascend. Therefore, by arranging the lifting assembly and the first driving assembly, automatic operation is achieved, the heavy hammer is automatically lifted to the target height by driving the lifting base to ascend, manual intervention is not needed, the operation process is simplified, instability caused by manual participation is reduced, and the testing efficiency and the accuracy of the testing result are remarkably improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a paint film tester technical field, concretely relates to a paint film impact testing device. BACKGROUND

[0002] At present, the impact resistance of paint film in the paint industry is usually determined by a paint film impact tester, which measures the maximum drop height of a fixed weight that does not cause paint film damage from different heights, as an important indicator of paint film impact resistance. Paint film impact strength is one of the key parameters for evaluating paint film quality.

[0003] However, the existing paint film impact tester has many inconveniences in actual use. Each time it is used, the weight needs to be manually lifted to the target height and accurately aligned with the test position, and then the weight is released to complete the test. This operation process is complex and tedious, which greatly reduces the work efficiency. In addition, during the test, the test plate cannot be effectively fixed, which can easily cause the offset of the impact force, thereby causing test errors and affecting the accuracy and reliability of the test results.

[0004] Therefore, it is urgent to design a paint film impact testing device to overcome the shortcomings of the prior art. SUMMARY

[0005] In order to overcome the defects of the prior art described above, the utility model provides a paint film impact testing device, which realizes automatic operation by setting a lifting assembly and a first driving assembly, drives the lifting seat to rise, and automatically lifts the weight to the target height without manual intervention. This not only simplifies the operation process and reduces the instability caused by manual intervention, but also significantly improves the test efficiency and the accuracy of the test results.

[0006] The utility model adopts the technical scheme that:

[0007] A paint film impact testing device, comprising:

[0008] A base comprising an upper seat and a lower seat connected by a support column, the upper seat forms a placement part for placing a workpiece to be tested with the lower seat, the top of the upper seat is provided with a scale pipe, the pipe is provided with a weight, and the weight is provided with a clamping groove;

[0009] A lifting assembly comprising a lifting seat and a lifting claw installed in the lifting seat;

[0010] A first driving assembly for driving the lifting assembly to descend so that the lifting claw extends into the clamping groove, and when the first driving assembly drives the lifting seat to rise, the weight is lifted.

[0011] In a preferred embodiment, a sliding groove is formed on the lifting seat and matched with the lifting claw, and the lifting claw is slidingly connected in the sliding groove.

[0012] A first inclined surface is arranged on the lifting claw, and a second inclined surface is arranged on the top of the weight. When the first driving assembly drives the lifting assembly to descend, the first inclined surface and the second inclined surface form a wedge motion to realize the extension into the clamping groove.

[0013] In a preferred embodiment, an elastic member is further arranged, and a protrusion is arranged on the other end of the lifting claw, and one end of the elastic member is sleeved on the protrusion, and the other end of the elastic member is abutted against the inner wall of the sliding groove.

[0014] In a preferred embodiment, the first driving assembly comprises a first driving motor and a first lead screw. A first mounting seat is arranged on the top of the tube body, the first driving motor is arranged on the first mounting seat, one end of the first lead screw is connected with the driving shaft of the first driving motor through the first mounting seat, and the other end of the first lead screw is extended into the tube body and connected with the lifting seat.

[0015] In a preferred embodiment, a second driving assembly is further arranged, and the second driving assembly comprises a second driving motor and a pressing block.

[0016] When the second driving motor drives the pressing block to descend and abut against the top of the lifting claw, the pressing block and the lifting claw form a wedge motion to make the lifting claw extend out of the clamping groove and realize the falling of the weight.

[0017] In a preferred embodiment, a second mounting seat is arranged on the top of the first mounting seat, and the second mounting seat is connected with the first mounting seat through a connecting column.

[0018] The second driving assembly further comprises a second lead screw. The second driving motor is arranged on the second mounting seat, one end of the second lead screw is connected with the driving shaft of the second driving motor through the first mounting seat and the second mounting seat in sequence, and the other end of the second lead screw is extended into the tube body and connected with the pressing block.

[0019] In a preferred embodiment, when the second driving motor drives the second lead screw to ascend and descend, the pressing block can be driven to ascend and descend to press the lifting claw to extend out of the clamping groove.

[0020] In a preferred embodiment, a boss is arranged on the lower seat, and a gap is formed between the top of the boss and the bottom of the upper seat, and the gap forms the placing part.

[0021] A through hole is formed on the upper seat and communicates with the placing part and allows the weight to fall through.

[0022] In a preferred embodiment, one side of the tube body is provided with a guide groove, and the lifting seat is provided with a guide block in sliding connection with the guide groove and used for indicating a scale value.

[0023] In a preferred embodiment, a controller is further included, and the first driving motor and the second driving motor are both electrically connected with the controller.

[0024] To sum up, the paint film impact testing device of the utility model, through setting up lifting assembly and first driving assembly, realizes automatic operation, through driving lifting seat to rise, automatically lifts heavy hammer to target height, without manual intervention. This not only simplifies the operation process, reduces the instability brought by manual participation, but also significantly improves the test efficiency and the accuracy of test results. At the same time, through the automatic control of the lifting and release process of the heavy hammer, the accuracy and consistency of the test height are ensured, the problem of inaccurate test caused by manual error is solved, and the reliability of the paint film impact performance test is further improved. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 It is a structural schematic view of the paint film impact testing device of the utility model;

[0026] Figure 2 It is a sectional view schematic view of the paint film impact testing device of the utility model;

[0027] Figure 3 It is Figure 2 It is an enlarged schematic view of A part in the middle;

[0028] Figure 4 It is a structural schematic view of the lifting assembly in the paint film impact testing device of the utility model.

[0029] Among them, the meaning of the reference signs is as follows:

[0030] 1, base; 11, lower seat; 111, boss; 12, upper seat; 121, through hole; 13, support column; 2, placing part; 3, tube body; 31, guide groove; 4, lifting seat; 41, guide block; 42, sliding groove; 5, lifting claw; 51, protruding block; 52, first inclined surface; 53, elastic piece; 6, heavy hammer; 61, clamping groove; 62, second inclined surface; 7, first mounting seat; 71, first driving motor; 72, first lead screw; 73, connecting column; 8, second mounting seat; 81, second driving motor; 82, second lead screw; 83, pressing block; 9, controller. DETAILED DESCRIPTION

[0031] In order to better understand and implement, the technical solutions in the utility model embodiments will be clearly and completely described below by combining the drawings in the utility model embodiments.

[0032] In the description of the utility model, it needs to explain, the terms "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and so on indicate the orientation or position relation based on the orientation or position relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and it is not indicated or implied that the module or element must have a specific orientation, be constructed and operated in a specific orientation, therefore it cannot be understood as a limitation on the utility model.

[0033] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the utility model belongs. The terms used in the specification of the utility model herein are only for the purpose of describing the specific embodiments and are not intended to limit the utility model.

[0034] As Figures 1-4 The utility model provides a kind of lacquer film impact testing device, including base 1, lifting assembly and first drive assembly, base 1 includes upper seat 12 and lower seat 11 and is connected between two by support column 13, upper seat 12 is placed with lower seat 11 between and forms placement 2 for placing the workpiece to be measured, the top of upper seat 12 is equipped with scale pipe body 3, pipe body 3 is equipped with weight 6 inside, weight 6 is equipped with clamping groove 61 on it;Lifting assembly includes lifting seat 4 and lifting claw 5 installed in lifting seat 4;First drive assembly is used to drive lifting assembly to descend to make lifting claw 5 extend into clamping groove 61, when first drive assembly drives lifting seat 4 to rise, it can drive weight 6 to rise.

[0035] Therefore, by setting lifting assembly and first drive assembly, automation operation is realized, by driving lifting seat 4 to rise, weight 6 is automatically lifted to target height, without manual intervention, which not only simplifies operation process, reduces instability caused by manual participation, but also significantly improves test efficiency and accuracy of test result.

[0036] Referring to Figures 3-4 The lifting seat 4 is equipped with sliding slot 42 matched with lifting claw 5, and the lifting claw 5 is slidably connected in the sliding slot 42. The lifting claw 5 is equipped with a first inclined surface 52, and the top of the weight 6 is equipped with a second inclined surface 62. When the first drive assembly drives the lifting assembly to descend, the first inclined surface 52 and the second inclined surface 62 form a wedge motion to extend into the clamping groove 61.

[0037] Further, the utility model lacquer film impact testing device further comprises a resilient member 53. The other end of the lifting claw 5 is provided with a protrusion 51. One end of the resilient member 53 is sleeved on the protrusion 51, and the other end abuts against the inner wall of the sliding slot 42.

[0038] Specifically, the first driving assembly comprises a first driving motor 71 and a first screw rod 72, the top of the pipe body 3 is provided with a first mounting seat 7, the first driving motor 71 is mounted on the first mounting seat 7, one end of the first screw rod 72 is connected with the driving shaft of the first driving motor 71 and the other end of the first screw rod 72 extends into the pipe body 3 and is in transmission connection with the lifting seat 4.

[0039] Further, the paint film impact testing device also comprises a second driving assembly, the second driving assembly comprises a second driving motor 81 and a top pressing block 83; when the second driving motor 81 drives the top pressing block 83 to descend and abut against the top of the claw 5, the top pressing block 83 and the claw 5 form a wedge block motion, so that the claw 5 extends out of the clamping groove 61 to realize the falling of the weight 6.

[0040] In the embodiment, the top of the first mounting seat 7 is provided with a second mounting seat 8, the second mounting seat 8 is connected with the first mounting seat 7 through a connecting column 73; the second driving assembly further comprises a second screw rod 82, the second driving motor 81 is mounted on the second mounting seat 8, one end of the second screw rod 82 is connected with the driving shaft of the second driving motor 81 in sequence after penetrating the first mounting seat 7 and the second mounting seat 8, and the other end of the second screw rod 82 extends into the pipe body 3 and is connected with the top pressing block 83.

[0041] In the embodiment, when the second driving motor 81 drives the second screw rod 82 to ascend and descend, the top pressing block 83 can be driven to ascend and descend to realize that the claw 5 extends out of the clamping groove 61.

[0042] In the embodiment, the lower seat 11 is provided with a boss 111, the top of the boss 111 and the bottom of the upper seat 12 have a gap, and the gap forms a placing part 2; wherein, the upper seat 12 is provided with a through hole 121 which is in communication with the placing part 2 and allows the weight 6 to fall through, in use, the workpiece to be tested is placed on the boss 111, and the weight 6 falls through the through hole 121 and impacts the workpiece to be tested on the boss 111.

[0043] In the embodiment, one side of the pipe body 3 is provided with a guide groove 31, the lifting seat 4 is provided with a guide block 41 which is in sliding connection with the guide groove 31 and is used for indicating a scale value, so as to facilitate the user to confirm the height value of the weight 6, and further ensure the accuracy of the test result.

[0044] Specifically, the paint film impact testing device further comprises a controller 9, the first driving motor 71 and the second driving motor 81 are electrically connected with the controller 9.

[0045] More specifically, the related parameters such as the height of the weight 6 can be set through the controller 9, and the actual demand can be selected.

[0046] It needs to be explained that in the tube body 3 in the figure, the tube body 3 can be lengthened or shortened as needed to meet the actual use requirements.

[0047] To sum up, the paint film impact test device of the utility model, through setting lifting assembly and first drive assembly, realize automation operation, through drive lifting seat 4 rise, automatically lift heavy hammer 6 to target height, without manual intervention. This not only simplifies the operation process, reduces the instability brought by manual participation, but also significantly improves the test efficiency and the accuracy of test results. At the same time, through the automatic control of the lifting and release process of the weight 6, the accuracy and consistency of the test height are ensured, the problem of inaccurate test caused by manual error is solved, and the reliability of the paint film impact performance test is further improved.

[0048] It needs to be explained that when an element is referred to as "fixed to" or "set to" another element, it can be directly on another element or indirectly on the other element. When an element is referred to as being "connected" to another element, it can be directly connected to another element or indirectly connected to the other element.

[0049] It needs to be understood that the terms "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the modules or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the utility model.

[0050] In addition, in the description of the utility model, the meaning of "multiple" and "several" is two or more than two, unless otherwise explicitly and specifically limited.

[0051] The technical means disclosed in the utility model scheme is not limited to the technical means disclosed in the above-mentioned embodiments, but also includes the technical scheme composed of any combination of the above technical features. It should be noted that for ordinary skilled persons in the art, without departing from the principles of the utility model, some improvements and refinements can be made, which are also considered as the protection scope of the utility model.

Claims

1. A paint film impact testing device, characterized in that, include: The base includes an upper seat and a lower seat connected by a support column. The upper seat forms a placement part for placing the workpiece to be tested between itself and the lower seat. The top of the upper seat is provided with a graduated tube body, and a weight is provided inside the tube body. The weight has a slot. A lifting assembly, comprising a lifting seat and a lifting claw mounted within the lifting seat; A first drive assembly is used to drive the lifting assembly to descend so that the lifting claw extends into the slot. When the first drive assembly drives the lifting seat to rise, it can drive the counterweight to rise.

2. The paint film impact testing device according to claim 1, characterized in that, The lifting seat is provided with a sliding groove that cooperates with the lifting claw, and the lifting claw slides in the sliding groove; The lifting claw is provided with a first inclined surface, and the top of the hammer is provided with a second inclined surface. When the first driving component drives the lifting component to descend, the first inclined surface and the second inclined surface form a wedge movement to extend into the slot.

3. The paint film impact testing device according to claim 2, characterized in that, It also includes an elastic element, and the other end of the lifting claw is provided with a protrusion. One end of the elastic element is sleeved on the protrusion, and the other end abuts against the inner wall of the groove.

4. The paint film impact testing device according to claim 1, characterized in that, The first drive assembly includes a first drive motor and a first lead screw. A first mounting seat is provided at the top of the tube body. The first drive motor is mounted on the first mounting seat. One end of the first lead screw passes through the first mounting seat and is connected to the drive shaft of the first drive motor. The other end extends into the tube body and is connected to the lifting seat in a transmission manner.

5. The paint film impact testing device according to claim 4, characterized in that, It also includes a second drive assembly, which includes a second drive motor and a top pressure block; When the second drive motor drives the top pressure block to descend and abut against the top of the lifting claw, the top pressure block and the lifting claw form a wedge movement, so that the lifting claw extends out of the slot to realize the fall of the hammer.

6. The paint film impact testing device according to claim 5, characterized in that, The top of the first mounting base is provided with a second mounting base, and the second mounting base is connected to the first mounting base by a connecting post; The second drive assembly also includes a second lead screw. The second drive motor is mounted on the second mounting base. One end of the second lead screw passes through the first mounting base and the second mounting base in sequence and is connected to the drive shaft of the second drive motor. The other end extends into the tube body and is connected to the top pressure block.

7. The paint film impact testing device according to claim 6, characterized in that, When the second drive motor drives the second lead screw to rise and fall, it can drive the top pressure block to rise and fall so as to press the lifting claw out of the slot.

8. The paint film impact testing device according to claim 1, characterized in that, The lower seat is provided with a boss, and there is a gap between the top of the boss and the bottom of the upper seat, and the gap forms the placement part; The upper seat has a through hole that connects to the placement part and allows the weight to fall through it.

9. The paint film impact testing device according to claim 1, characterized in that, A guide groove is provided on one side of the tube body, and a guide block is provided on the lifting seat that is slidably connected to the guide groove and used to indicate the scale value.

10. The paint film impact testing device according to claim 5, characterized in that, It also includes a controller, and both the first drive motor and the second drive motor are electrically connected to the controller.

Images