Paperboard empty box compression resistance testing device

Abstract

The utility model relates to a paperboard empty box compression resistance testing device which comprises a bottom plate, adjusting screw rods are rotatably arranged at the four corners of the upper end of the bottom plate, the top ends of the adjusting screw rods are in threaded connection with supporting sleeves, the top ends of the supporting sleeves are provided with supporting springs, and the upper ends of the supporting springs are jointly provided with a pressure plate. And pressure applying equipment is arranged at the bottom end of the pressure plate. The utility model relates to the technical field of carton compression test. According to the compression resistance testing device for the paperboard empty box, the driving mechanism drives the pressure plate to move downwards, so that the pressure applying equipment makes contact with the upper end face of the carton, after the pressure applying equipment makes contact with the carton, the pressure plate slides in the sliding groove through the swing mechanism, the pressure plate shakes in the downward pressing process, and pressure is continuously applied until the carton deforms; the pressure which can be borne by the carton when the carton shakes is measured, so that the pressure range which can be borne by the carton when the carton is transported is measured, and the reliability of pressure resistance test data is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to carton compression resistance test technical field, especially a kind of paperboard empty box compression resistance test device. BACKGROUND

[0002] Paperboard box is the most widely used packaging product, according to different materials, there are corrugated boxes, single-layer paperboard boxes, etc., there are various specifications and models, commonly used paper boxes are three layers, five layers, seven layers are less used, with the increasing demand for paperboard boxes, paperboard empty box compression resistance test device has become an integral part of production and manufacturing.

[0003] Chinese patent publication No. CN217688262U discloses a kind of paperboard empty box compression resistance test device, including test table, first recess is set in the middle of test table, the first recess inside is provided with the degree of compression resistance of paper box under damp for testing damp mechanism, damp mechanism includes driving link, universal shaft, driven link and sprinkler head, the driving link is set in the bottom of first recess, the driving link is connected with driven link by universal shaft, the driven link one end is installed with sprinkler head, the test table both ends are welded with fixed frame, the fixed frame one end is provided with the fixed mechanism for clamping according to the paper box of different sizes. In the paperboard empty box compression resistance test device, under the action of lifting motor, the fixed plate can be telescoped according to the size of paper box, and under the action of reset spring, the clamp can be attached to the outer wall of paper box, to avoid paper box tilt during compression resistance test, resulting in error in compression resistance result.

[0004] In the above-mentioned patent, the pressure plate is driven up and down by the threaded rod to exert pressure on the paper box, achieving the testing effect. However, during transportation, the paper box not only bears the pressure from the goods above, but also needs to bear the torsion force generated by the goods when they are shaken. Therefore, the accuracy of the compression resistance test on the top of the paper box is low. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies in the prior art, the purpose of the present utility model is to provide a paperboard empty box compression resistance test device to solve the technical problems mentioned in the background.

[0006] The above technical purpose of the utility model is achieved through the following technical solutions:

[0007] A paperboard empty box compression resistance test device, comprising a base plate, four corners of the upper end of the base plate are rotatably provided with adjusting screws, the top ends of the adjusting screws are threadedly connected with support sleeves, the top ends of the support sleeves are provided with support springs, the upper ends of the support springs are jointly provided with a pressure plate, and the bottom end of the pressure plate is provided with a pressure applying device.

[0008] Both sides of the bottom plate are provided with extension racks, the inside of the extension racks is slidably provided with a linkage slider, one side of the linkage slider towards the pressure plate is provided with a sliding groove, and the pressure plate is inserted into the inside of the sliding groove, both sides of the sliding groove are provided with swing structures connected with the pressure plate;

[0009] The inside of the bottom plate is provided with a cavity, the inside of the cavity is provided with an adjusting structure, and the inside of the extension rack is provided with a driving mechanism.

[0010] Further, the pressure applying mechanism comprises a connecting pipe, the bottom end of the connecting pipe is provided with a pressure counter, the bottom end of the pressure counter is threadedly connected with a carton pressure plate, and the connecting pipe is fixedly installed in the inside of the pressure plate.

[0011] Further, the adjusting screw is rotationally connected with the bottom plate, the bottom end of the adjusting screw penetrates through the bottom plate and extends into the cavity in the inside of the bottom plate.

[0012] Further, the adjusting structure comprises an adjusting motor, an adjusting tooth disc and driven gears, the adjusting motor is fixedly installed at the inside center of the cavity, the motor shaft of the adjusting motor is fixedly provided with the adjusting tooth disc, the driven gears are four in number and are fixedly connected with the bottom ends of the four adjusting screws respectively, and the adjusting tooth disc is engaged with the driven gears.

[0013] Further, the swing structure comprises an electric push rod, the telescopic end of the electric push rod is rotationally provided with a push slider, the bottom end of the push slider is slidably provided with a connecting slide rail, and the connecting slide rail is fixedly connected with the top wall of the pressure plate.

[0014] Further, the driving mechanism comprises a driving motor, the motor shaft of the driving motor is fixedly connected with a driving screw, and the driving screw penetrates through the linkage slider and is threadedly connected with the linkage slider.

[0015] In summary, the utility model has at least one of the following beneficial technical effects:

[0016] 1. The paperboard empty carton compression resistance testing device, through the driving mechanism, the pressure plate is moved downwards, the pressure applying equipment is in contact with the upper end surface of the carton, after being in contact with the carton, the pressure plate is slid in the inside of the sliding groove through the swing mechanism, the pressure plate is shaken in the process of being pressed down, and continuous pressure is applied, until the carton is deformed, the pressure that the carton can bear when shaking is measured, the pressure range that the carton can bear when being transported is measured, and the reliability of compression resistance test data is improved.

[0017] 2. The paperboard empty carton compression resistance testing device, the depth of the sliding groove is much larger than the length of the pressure plate inserted into the sliding groove, the pressure plate can be provided with a good swing environment, the swing range of the pressure plate during testing is improved, the maximum pressure that the carton can bear is measured through different test ranges, and the accuracy of testing is improved. Attached Figure Description

[0018] To more clearly illustrate the technical solutions of the embodiments of this utility model, the accompanying drawings used in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0019] Figure 1 This is a schematic diagram of the structure of a cardboard empty box compression resistance testing device according to the present invention.

[0020] Figure 2 This is a schematic diagram of the pressure application device of a cardboard empty box compression resistance testing device according to the present invention.

[0021] Figure 3 This is a schematic diagram of the swing structure of a cardboard empty box compression resistance testing device according to the present invention.

[0022] Figure 4 This is a schematic diagram of the adjustment structure of a cardboard empty box compression resistance testing device according to the present invention.

[0023] Figure 5 This is a schematic diagram of the drive structure of a cardboard empty box compression resistance testing device according to the present invention.

[0024] In the diagram, 1. Base plate; 2. Adjusting screw; 3. Support sleeve; 4. Support spring; 5. Pressure plate; 6. Pressing device; 61. Connecting pipe; 62. Pressure counter; 63. Carton pressure plate; 7. Extension frame; 8. Linkage slider; 9. Sliding groove; 10. Swinging structure; 101. Electric push rod; 102. Push slider; 103. Connecting slide rail; 11. Adjusting structure; 111. Adjusting motor; 112. Adjusting gear; 113. Driven gear; 12. Drive mechanism; 121. Drive motor; 122. Drive screw. Detailed Implementation

[0025] The present invention will be further described in detail below with reference to the accompanying drawings.

[0026] Example:

[0027] Reference Figures 1-5 The present invention discloses a cardboard empty box compression resistance testing device, including a base plate 1, an adjusting screw 2 rotatably provided at the four corners of the upper end of the base plate 1, a support sleeve 3 threadedly connected to the top of the adjusting screw 2, a support spring 4 provided at the top of the support sleeve 3, a pressure plate 5 provided at the upper end of the support spring 4, and a pressure application device 6 provided at the bottom end of the pressure plate 5.

[0028] Both sides of the bottom plate 1 are provided with extension racks 7, the inside of the extension rack 7 is slidably provided with a linkage sliding block 8, the linkage sliding block 8 is provided with a sliding groove 9 on the side facing the pressure plate 5, and the pressure plate 5 is inserted into the inside of the sliding groove 9, and both sides of the sliding groove 9 are provided with a swing structure 10 connected with the pressure plate 5;

[0029] The inside of the bottom plate 1 is provided with a cavity, the inside of the cavity is provided with an adjusting structure 11, and the inside of the extension rack 7 is provided with a driving mechanism 12.

[0030] In the embodiment, when the vertical pressure test is performed on the carton, the carton is first placed on the upper end of the bottom plate 1 and directly below the pressure plate 5, after the placement is completed, the pressure plate 5 is driven downward by the driving mechanism 12, so that the pressing device 6 is in contact with the upper end surface of the carton, and the pressure is continuously applied until the carton is deformed, and the pressure that can be borne by the carton when subjected to vertical force is measured;

[0031] When the deflection pressure test is performed on the carton, the carton is first placed on the upper end of the bottom plate 1 and directly below the pressure plate 5, after the placement is completed, the pressure plate 5 is driven downward by the driving mechanism 12, so that the pressing device 6 is in contact with the upper end surface of the carton, and the pressure is continuously applied until the carton is deformed, and the pressure that can be borne by the carton when subjected to vertical force is measured;

[0032] The adjusting structure 11 synchronously drives the adjusting screws 2 at each position to synchronously rotate, so that the height of the supporting sleeve 3 is adjusted, and the equipment can be suitable for different cartons;

[0033] The depth of the sliding groove 9 is much greater than the length of the pressure plate 5 inserted into the sliding groove 9, so that the pressure plate 5 can be provided with a good swing environment, the swing range of the pressure plate 5 during the test is improved, the maximum pressure that can be borne by the carton is measured through different test ranges, and the accuracy of the test is improved.

[0034] In further preferable embodiments of the utility model, as shown in Figures 1-5 The pressure applying mechanism comprises a connecting pipe 61, the bottom end of the connecting pipe 61 is provided with a pressure counter 62, the bottom end of the pressure counter 62 is threadedly connected with a carton pressure plate 63, and the connecting pipe 61 is fixedly installed in the inside of the pressure plate 5.

[0035] In the embodiment, the pressure counter 62 and the pressure plate 5 are fixedly connected through the connecting pipe 61, and the contact area of the pressure counter 62 and the carton is improved through the threadedly connected carton pressure plate 63, so that the accuracy of the pressure test is improved.

[0036] In further preferable embodiments of the utility model, as shown inFigures 1-5 As shown, the adjusting screw rod 2 is rotationally connected with the bottom plate 1, and the bottom end of the adjusting screw rod 2 penetrates through the bottom plate 1 and extends into the cavity inside the bottom plate 1.

[0037] The adjusting structure 11 comprises an adjusting motor 111, an adjusting toothed disc 112 and four driven gears 113, the adjusting motor 111 is fixedly installed at the inside center of the cavity, the adjusting toothed disc 112 is fixedly arranged at the motor shaft of the adjusting motor 111, the driven gears 113 are fixedly connected with the bottom ends of the four adjusting screw rods 2 respectively, and the adjusting toothed disc is engaged with the driven gears 113.

[0038] In the embodiment, the adjusting toothed disc 112 is driven to rotate by the adjusting motor 111, since the driven gears 113 are engaged with the adjusting toothed disc 112 and are fixedly connected with the adjusting screw rod 2 coaxially, each adjusting screw rod 2 can be driven to rotate synchronously by the adjusting gear, so that the initial height of the pressure plate 5 is adjusted, and the effect that the paper box of different heights is conveniently tested is achieved.

[0039] In further preferable embodiments of the utility model, as shown in the figure, Figures 1-5 The swing structure 10 comprises an electric push rod 101, the telescopic end of the electric push rod 101 is rotationally provided with a push sliding block 102, the bottom end of the push sliding block 102 is slidingly provided with a connecting sliding rail 103, and the connecting sliding rail 103 is fixedly connected with the top wall of the pressure plate 5.

[0040] In the embodiment, the push sliding block 102 is moved by the telescopic movement of the electric push rod 101, the pressure plate 5 is pushed by the push sliding block 102, the pressure plate 5 is deflected, the connecting pipe 61 and the paper box pressing plate 63 fixedly connected with the pressure plate 5 are twisted, and the paper box is twisted when the paper box is pressed, so that the paper box is pressed from multiple aspects, and the accuracy of the test of the pressure range of the paper box is improved.

[0041] In further preferable embodiments of the utility model, as shown in the figure, Figures 1-5 The driving mechanism 12 comprises a driving motor 121, the motor shaft of the driving motor 121 is fixedly connected with a driving screw rod 122, and the driving screw rod 122 penetrates through the linkage sliding block 8 and is threadedly connected with the linkage sliding block 8.

[0042] In the embodiment, the linkage sliding block 8 is moved by the rotation of the driving screw rod 122 driven by the driving motor 121, and the linkage sliding block 8 drives the pressure plate 5 to move downward, so that the pressure plate 5 provides downward pressure to the paper box, and the effect that the compressive strength of the paper box is tested is achieved.

[0043] The embodiments of the present embodiment are the preferred embodiments of the present utility model, not limited to the protection scope of the present utility model, so: all equivalent changes made according to the structure, shape and principle of the present utility model should be covered in the protection scope of the present utility model.

Claims

1. A paperboard box crush test apparatus, characterized by, Including the bottom plate (1), the upper end four corners of the bottom plate (1) are rotatably provided with adjusting screw rod (2), the top of adjusting screw rod (2) is threadedly connected with support sleeve (3), the top of support sleeve (3) is provided with support spring (4), the upper end of support spring (4) is commonly provided with pressure plate (5), the bottom of pressure plate (5) is provided with pressure equipment (6); Both sides of bottom plate (1) are provided with extension rack (7), the inside of extension rack (7) is slidably provided with linkage sliding block (8), the side of linkage sliding block (8) towards pressure plate (5) is provided with sliding groove (9), and pressure plate (5) is inserted into the inside of sliding groove (9), both sides of sliding groove (9) are provided with swing structure (10) connected with pressure plate (5); The inside of bottom plate (1) is provided with cavity, the inside of cavity is provided with adjusting structure (11), the inside of extension rack (7) is provided with driving mechanism (12).

2. A paperboard container crush test apparatus as defined in claim 1, wherein, The pressure equipment includes a connecting pipe (61), a pressure counter (62) is arranged at the bottom end of the connecting pipe (61), a paper box pressure plate (63) is threadedly connected to the bottom end of the pressure counter (62), and the connecting pipe (61) is fixedly installed in the inside of the pressure plate (5).

3. A paperboard container crush test apparatus as defined in claim 2, wherein, The adjusting screw rod (2) is rotatably connected with the bottom plate (1), and the bottom end of the adjusting screw rod (2) penetrates through the bottom plate (1) and extends into the cavity in the bottom plate (1).

4. A paperboard container crush test apparatus as defined in claim 3, wherein, The adjusting structure (11) includes an adjusting motor (111), an adjusting tooth disc (112) and a driven gear (113), the adjusting motor (111) is fixedly installed at the inside center of the cavity, an adjusting tooth disc (112) is fixedly arranged at the motor shaft of the adjusting motor (111), the driven gear (113) is provided with four driven gears, and the four driven gears are respectively fixedly connected with the bottom ends of the four adjusting screw rods (2), and the adjusting tooth disc is engaged with the driven gear (113).

5. A paperboard container crush test apparatus as defined in claim 4, wherein, The swing structure (10) includes an electric push rod (101), a push sliding block (102) is rotatably arranged at the telescopic end of the electric push rod (101), a connecting sliding rail (103) is slidably arranged at the bottom end of the push sliding block (102), and the connecting sliding rail (103) is fixedly connected with the top wall of the pressure plate (5).

6. A paperboard container crush test apparatus as defined in claim 5, wherein, The driving mechanism (12) includes a driving motor (121), a driving screw rod (122) is fixedly connected with the motor shaft of the driving motor (121), and the driving screw rod (122) penetrates through the linkage sliding block (8) and is threadedly connected with the linkage sliding block (8).

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