Compression resistance testing device for plastic box

Abstract

The utility model relates to the technical field of plastic box production, and discloses a compression resistance testing device for a plastic box, which solves the problem that the compression resistance of the plastic box is inconvenient to test quickly at present, and comprises a base, and a fixed testing mechanism is mounted at the top of the base. The fixed testing mechanism comprises a U-shaped frame fixed at the top of the base; according to the utility model, through the cooperation among the sliding plate, the U-shaped round rod I and the movable rod, when the sliding plate moves to be close to the U-shaped frame, the two sliding blocks can slide along the two guide columns respectively, then the control on the two guide plates can be relieved, and through the cooperation among the guide plates, the guide columns, the spring and the U-shaped round rod II, the sliding plate can slide along the guide columns. According to the invention, two limiting plates are arranged, so that the two limiting plates are close to each other conveniently, then a limiting roller I and a limiting roller II can clamp and position a plastic box, meanwhile, a sliding plate drives a pressure block to move to extrude the plastic box, and thus the fixation and compression resistance test of the plastic box can be realized only through the movement of the sliding plate.

Description

Technical Field

[0001] The utility model belongs to the technical field of plastic box production, in particular to a compression resistance testing device for a plastic box. Background Art

[0002] Plastic boxes, as a common packaging and storage container, are widely used in daily life, food packaging, medical supplies, electronic products and other fields. Plastic boxes need to be tested for compressive properties during the production process to ensure their load-bearing capacity and stability under specific conditions of use.

[0003] When using the existing compression resistance test device for plastic boxes, it is necessary to first fix the plastic box through a series of operations, and then squeeze the plastic box through an extrusion block to test the compression resistance, which makes the operation more complicated. Utility Model Content

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a compression resistance testing device for a plastic box, which effectively solves the problem that it is currently inconvenient to quickly test the compression resistance of a plastic box.

[0005] To achieve the above object, the utility model provides the following technical solution: a compression resistance test device for a plastic box, comprising a base, a fixed test mechanism is installed on the top of the base;

[0006] The fixed testing mechanism includes a U-shaped frame fixed to the top of the base, a pressure sensor is fixedly installed on the inner wall of the U-shaped frame, two limit plates are symmetrically arranged on the inner side of the U-shaped frame, and the sides of the two limit plates close to each other are respectively and equidistantly connected to a plurality of limit rollers 1 and 2, and the sides of the two limit plates away from each other are fixedly installed with U-shaped round rods 2, and the two U-shaped round rods 2 pass through the U-shaped frame and are movably connected to the U-shaped frame.

[0007] Preferably, two guide columns are symmetrically fixedly connected to the outer side of the U-shaped frame, and the ends of the two guide columns that are away from each other are fixedly connected to side blocks, and the middle parts of the outer sides of the two U-shaped round rods are fixedly sleeved with guide plates, and the two guide plates are movably sleeved on the outer sides of the two guide columns respectively. The sides of the two guide plates that are away from each other are fixedly connected with springs, and the ends of the two springs that are away from each other are respectively fixedly connected to the two side blocks, and the two springs are respectively sleeved on the outer sides of the two guide columns.

[0008] Preferably, a U-shaped round rod is fixedly connected to the outer side of the U-shaped frame, a slide is movably sleeved on the outer side of the U-shaped round rod, a connecting column is fixedly installed on the side of the slide close to the U-shaped frame, and a pressure block is fixedly installed on the end of the connecting column away from the slide.

[0009] Preferably, sliders are movably sleeved on the outer sides of the two guide columns, and the sides of the two sliders that are away from each other are respectively fitted with the sides of the two guide plates that are close to each other. The side of the slider close to the U-shaped frame is symmetrically rotatably connected to two movable rods, and the ends of the two movable rods away from the slider are respectively rotatably connected to the two sliders.

[0010] Preferably, a support plate is fixedly sleeved on the middle part of the outer side of the U-shaped round rod 1, the support plate is located on the side of the slide plate away from the connecting column, and a cylinder is fixedly installed between the support plate and the slide plate.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] (1) The utility model, through the cooperation between the slide plate and the U-shaped round rod 1 and the movable rod, when the slide plate moves close to the U-shaped frame, the two slide blocks can slide along the two guide posts respectively, and then the control of the two guide plates can be released, and through the cooperation between the guide plates and the guide posts and the spring and the U-shaped round rod 2, the two limit plates can be close to each other, and then the limit rollers 1 and 2 can clamp and position the plastic box, and at the same time, the slide plate drives the pressure block to move to squeeze the plastic box, so that the fixation and compression resistance of the plastic box can be achieved only by the movement of the slide plate;

[0013] (2) The new type realizes the movement of the slide plate by the cooperation between the support plate, the U-shaped round rod and the slide plate when the cylinder is started. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0015] In the attached picture:

[0016] Figure 1 This is a schematic diagram of the structure of a compression performance testing device for a plastic box according to the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the fixed test mechanism of the utility model;

[0018] Figure 3 This is a schematic diagram of the U-shaped frame structure of the utility model;

[0019] In the figure: 1, base; 2, fixed test mechanism; 201, U-shaped frame; 202, connecting column; 203, U-shaped round rod 1; 204, support plate; 205, cylinder; 206, slide plate; 207, movable rod; 208, pressure block; 209, side block; 2010, U-shaped round rod 2; 2011, limit roller 1; 2012, pressure sensor; 2013, guide plate; 2014, spring; 2015, slider; 2016, guide column; 2017, limit plate; 2018, limit roller 2. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0021] Embodiment 1, by Figure 1 It is given that the utility model comprises a base 1 , and a fixed testing mechanism 2 is installed on the top of the base 1 .

[0022] Specifically, by Figure 2-3The fixed test mechanism 2 includes a U-shaped frame 201 fixed to the top of the base 1, a pressure sensor 2012 is fixedly installed on the inner wall of the U-shaped frame 201, two limit plates 2017 are symmetrically arranged on the inner side of the U-shaped frame 201, and the two limit plates 2017 are equidistantly connected to the sides of the two limit plates 2017 that are close to each other, and a plurality of limit rollers 1 2011 and limit rollers 2 2018 are rotatably connected, and the two limit plates 2017 are fixedly installed with U-shaped round rods 2010 on the sides that are away from each other. The two U-shaped round rods 2010 both pass through the U-shaped frame 201 and are movably connected to the U-shaped frame 201. The outer side of the U-shaped frame 201 is symmetrically fixedly connected with two guide pillars 2016. The ends of the two guide pillars 2016 that are away from each other are fixedly connected with side blocks 209. The middle parts of the outer sides of the two U-shaped round rods 2010 are fixedly sleeved with guide plates 2013. The two guide plates 2013 are movably sleeved on the outer sides of the two guide pillars 2016. The two guide plates 20 The two sides of the two guide posts 2016 are fixedly connected with springs 2014, and the ends of the two springs 2014 that are away from each other are fixedly connected with the two side blocks 209, and the two springs 2014 are respectively sleeved on the outer sides of the two guide posts 2016. The outer side of the U-shaped frame 201 is fixedly connected with a U-shaped round rod 203, and the outer side of the U-shaped round rod 203 is movably sleeved with a slide plate 206. A connecting column 202 is fixedly installed on the side of the slide plate 206 close to the U-shaped frame 201, and a pressure block 208 is fixedly installed on the end of the connecting column 202 away from the slide plate 206. Slide blocks 2015 are movably sleeved on the outer sides of the two guide posts 2016. The sides of the two slide blocks 2015 that are away from each other are respectively fitted with the sides of the two guide plates 2013 that are close to each other. The side of the slide plate 206 close to the U-shaped frame 201 is symmetrically rotatably connected with two movable rods 207, and the ends of the two movable rods 207 that are away from the slide plate 206 are respectively rotatably connected with the two slide blocks 2015.

[0023] In the use state, in the initial state, the sides of the two sliders 2015 that are away from each other are respectively fitted with the sides of the two guide plates 2013 that are close to each other, and the two springs 2014 are both in a compressed state. First, the plastic box is placed on the inner side of the U-shaped frame 201 so that the plastic box is located between the limiting roller 1 2011 and the limiting roller 2 218, and then the slide plate 206 is slid along the U-shaped round rod 1 203 and close to the U-shaped frame 201, and the two sliders 2015 are driven by the two movable rods 207 to slide along the two guide posts 2016 respectively, and at the same time, the two sliders 2015 are mutually The control of the two guide plates 2013 is released. At this time, the two springs 2014 are reset to drive the two guide plates 2013 to slide along the two guide columns 2016 respectively, and the two limit plates 2017 are driven to move respectively through the two U-shaped round rods 2010 until the limit rollers 1 2011 and the limit rollers 2 2018 clamp and position the plastic box, and then the slide plate 206 continues to move, and the pressure block 208 is driven to move through the connecting column 202 to squeeze the plastic box. Finally, the fixation and compression resistance test of the plastic box can be achieved only through the movement of the slide plate 206.

[0024] Specifically, by Figure 2 It is shown that a support plate 204 is fixedly sleeved on the middle part of the outer side of the U-shaped round rod 203, and the support plate 204 is located on the side of the slide plate 206 away from the connecting column 202, and a cylinder 205 is fixedly installed between the support plate 204 and the slide plate 206;

[0025] When in use, first fix the support plate 204 in the middle of the outer side of the U-shaped round rod 203, fix the support plate 204 on the top of the base 1, and install the cylinder 205 between the support plate 204 and the slide plate 206. Finally, when the cylinder 205 is started, the slide plate 206 can be moved.

Claims

1. A device for testing the compressive performance of a plastic box, comprising a base (1), characterized in that: A fixed testing mechanism (2) is installed on the top of the base (1); The fixed testing mechanism (2) comprises a U-shaped frame (201) fixed to the top of the base (1); a pressure sensor (2012) is fixedly mounted on the inner wall of the U-shaped frame (201); two limit plates (2017) are symmetrically arranged on the inner side of the U-shaped frame (201); a plurality of limit rollers (2011) and limit rollers (2018) are rotatably connected at equal distances on the sides of the two limit plates (2017) that are close to each other; U-shaped round rods (2010) are fixedly mounted on the sides of the two limit plates (2017) that are away from each other; and the two U-shaped round rods (2010) pass through the U-shaped frame (201) and are movably connected to the U-shaped frame (201).

2. A compressive performance testing device for a plastic box according to claim 1, characterized in that: Two guide columns (2016) are symmetrically fixedly connected to the outer side of the U-shaped frame (201), and the ends of the two guide columns (2016) that are away from each other are fixedly connected to the side blocks (209), and the middle parts of the outer sides of the two U-shaped round rods (210) are fixedly sleeved with guide plates (2013), and the two guide plates (2013) are movably sleeved on the outer sides of the two guide columns (2016), and the sides of the two guide plates (2013) that are away from each other are fixedly connected to springs (2014), and the ends of the two springs (2014) that are away from each other are fixedly connected to the two side blocks (209), and the two springs (2014) are sleeved on the outer sides of the two guide columns (2016).

3. The compression resistance testing device for a plastic box according to claim 1, characterized in that: The outer side of the U-shaped frame (201) is fixedly connected to a U-shaped round rod (203), the outer side of the U-shaped round rod (203) is movably sleeved with a slide plate (206), a connecting column (202) is fixedly installed on the side of the slide plate (206) close to the U-shaped frame (201), and a pressure block (208) is fixedly installed on the end of the connecting column (202) away from the slide plate (206).

4. The compression resistance testing device for a plastic box according to claim 2, characterized in that: The outer sides of the two guide columns (2016) are both movably sleeved with sliders (215), and the sides of the two sliders (2015) that are away from each other are respectively fitted with the sides of the two guide plates (213) that are close to each other, and the side of the slide plate (206) close to the U-shaped frame (201) is symmetrically rotatably connected to two movable rods (207), and the ends of the two movable rods (207) that are away from the slide plate (206) are respectively rotatably connected to the two sliders (2015).

5. The compression resistance testing device for a plastic box according to claim 3, characterized in that: A support plate (204) is fixedly sleeved on the middle part of the outer side of the U-shaped round rod (203), and the support plate (204) is located on the side of the slide plate (206) away from the connecting column (202), and a cylinder (205) is fixedly installed between the support plate (204) and the slide plate (206).

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