Degradable lunch box hardness detection device

Abstract

A degradable meal box hardness detection device comprises a mounting box, special-shaped clamping assemblies, a power assembly and a pressing assembly, the two special-shaped clamping assemblies are movably arranged on the mounting box, the power assembly is arranged on the mounting box and is in power connection with the special-shaped clamping assemblies, and the pressing assembly is arranged on the mounting box and is located above the special-shaped clamping assemblies. Wherein the special-shaped clamping assembly comprises an installation part, a reverse driving assembly and an elastic clamping plate, the installation part is movably arranged on the installation box, the reverse driving assembly is arranged on the installation part, the two execution tail ends of the reverse driving assembly are connected with the two ends of the elastic clamping plate in a butt joint mode respectively, and the reverse driving assembly is used for driving the elastic clamping plate to generate elastic deformation. In the working process, the elastic clamping plate can deform under the action of the reverse driving assembly, then a meal box in an irregular shape can be stably clamped, and the multi-head pressing head can adapt to different hardness detection modes.

Description

TECHNICAL FIELD

[0001] The utility model relates to hardness detection technical field, concretely is a kind of degradable meal box hardness detection device. BACKGROUND

[0002] Meal box hardness detection is an important process to evaluate meal box material wear resistance and durability, usually by applying certain pressure, meal box surface hardness test is carried out. Common detection methods include brinell hardness, Rockwell hardness and Vickers hardness test, etc. These methods measure the indentation left by the material after applying load to determine its hardness value. Ensure that meal box has appropriate hardness, not only can prolong its service life, but also can ensure that in daily use, resist scratches and wear, so as to improve the edible safety and user experience.

[0003] The utility model discloses a kind of stainless steel kitchen utensil hardness detection devices with publication No. CN202123326902.9, including shell, one side of round bar is fixedly connected with electric push rod, the bottom of electric push rod is fixedly connected with the one side of horizontal cylinder, the upper side of round bar is attached with block, the outer wall of block is slidably connected with vertical cylinder, the top of vertical cylinder is fixedly connected with the top of bent plate by bolt, the inner wall top of vertical cylinder is fixedly connected with spring, the bottom of spring is fixedly connected with the top of block, the bottom of block is fixedly connected with straight rod, the outer wall upper side of straight rod is gap matched with the bottom through-hole of vertical cylinder.

[0004] The above prior art realizes the fixation of the meal box to be tested by the cooperation between screw rod, sleeve, sliding block and pressing plate, but the shape of meal box is not the same, and some are irregular. For this kind of meal box, it is difficult to fix the irregularly shaped meal box by simply pressing two pressing plates against each other. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of degradable meal box hardness detection device to solve the problems raised in the above background art.

[0006] To achieve the above object, the utility model provides the following technical scheme:

[0007] A kind of degradable meal box hardness detection device, including installation box, special-shaped clamping assembly, power component and pressing assembly, two the special-shaped clamping assembly is movably arranged on installation box, the power component is arranged on installation box and is power connected with special-shaped clamping assembly, the pressing assembly is arranged on installation box and is located above special-shaped clamping assembly, wherein:

[0008] The special-shaped clamping assembly includes mounting portion, reverse drive assembly and elastic clamping plate, the mounting portion is movably arranged on installation box, the reverse drive assembly is arranged on mounting portion, and the two execution ends of reverse drive assembly are respectively connected with the two ends of elastic clamping plate, and reverse drive assembly is used to drive elastic clamping plate to occur elastic deformation.

[0009] Preferably, the reverse drive assembly comprises a U-shaped groove, damping rods and spherical balls, the mounting portion is internally provided with a U-shaped groove, two damping rods are movably arranged at two outlet ends of the U-shaped groove, spherical balls are movably arranged in the U-shaped groove, two adjacent spherical balls are in contact with each other, and the spherical balls at two ends are in contact with the circular faces of the damping rods on the same side, and the elastic clamping plate is hinged to the two damping rods.

[0010] Preferably, the power assembly comprises L-shaped connecting rods, threaded sleeves, bevel gear sets and motors, two L-shaped connecting rods are movably arranged on the mounting box, one end of the L-shaped connecting rod is connected with the mounting portion, the other end is provided with a thread and located in the threaded sleeve and threadedly matched with the threaded sleeve, the threaded sleeve is rotatably arranged in the mounting box and fixedly sleeved on the bevel gear set, and the motor is power-connected with the two threaded sleeves through the bevel gear set.

[0011] Preferably, the pressing assembly comprises a hydraulic cylinder, a mounting frame, a multi-head pressing head and a locking bolt, the hydraulic cylinder is arranged on the mounting box and the execution end thereof is provided with the mounting frame, the multi-head pressing head is rotatably arranged on the mounting frame, and the locking bolt is rotatably arranged on the mounting frame and threadedly connected with the mounting frame.

[0012] Preferably, the same number of limiting holes as the number of the pressing heads are arranged on the multi-head pressing head in a circumferential array, and the locking bolt passes through the limiting holes.

[0013] Preferably, the end of the damping rod is provided with a limiting baffle, and the limiting baffle is in contact with the spherical ball.

[0014] Compared with the prior art, the device has the advantages that:

[0015] The degradable meal box hardness detection device can make the elastic clamping plate deform under the action of the reverse drive assembly, and then can stably clamp the meal box with irregular shape, and can adapt to different hardness detection modes through the multi-head pressing head. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is a three-dimensional schematic view of the overall structure of the device;

[0017] Fig. 2 It is a schematic view of the internal structure of the device;

[0018] Fig. 3 It is a schematic view of the internal structure of the reverse drive assembly in the device;

[0019] Fig. 4 It is a three-dimensional schematic view of the multi-head pressing head in the device.

[0020] In the figure: 1 installation box, 2 special-shaped clamping assembly, 3 power assembly, 4 pressing assembly, 21 mounting part, 22 reverse drive assembly, 23 elastic clamping plate, 31 L-shaped connecting rod, 32 threaded sleeve, 33 bevel gear set, 34 motor, 41 hydraulic cylinder, 42 mounting frame, 43 multi-head pressing head, 44 locking bolt, 221 U-shaped groove, 222 damping rod, 223 ball, 431 limiting hole, 2221 limiting baffle. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0022] Embodiment:

[0023] Please refer to Figs. 1 to 4 The present application provides a technical solution:

[0024] The hardness detection device for degradable meal box comprises an installation box 1, a special-shaped clamping assembly 2, a power assembly 3 and a pressing assembly 4. The two special-shaped clamping assemblies 2 are horizontally movably arranged on the installation box 1 for clamping the meal box. The power assembly 3 is arranged on the installation box 1 and is in power connection with the special-shaped clamping assembly 2. The power assembly 3 can drive the two special-shaped clamping assemblies 2 to move close to each other. The pressing assembly 4 is arranged on the installation box 1 and is located above the special-shaped clamping assembly 2. The pressing assembly 4 is used for pressing the meal box to complete the hardness test.

[0025] The special-shaped clamping assembly 2 comprises a mounting part 21, a reverse drive assembly 22 and an elastic clamping plate 23. The mounting part 21 is movably arranged on the installation box 1. The reverse drive assembly 22 is arranged on the mounting part 21. Two execution ends of the reverse drive assembly 22 are respectively connected to two ends of the elastic clamping plate 23. The reverse drive assembly 22 is used for driving the elastic clamping plate 23 to elastically deform.

[0026] As a preferred embodiment, the reverse driving assembly 22 comprises a U-shaped groove 221, damping rods 222 and spherical balls 223. The U-shaped groove 221 is arranged in the installation portion 21, two damping rods 222 are movably arranged at the two outlet ends of the U-shaped groove 221, and the damping rods 222 are arranged to ensure that the elastic clamping plate 23 deforms when the elastic clamping plate 23 contacts the meal box. The spherical balls 223 are movably arranged in the U-shaped groove 221, the spherical balls 223 are arranged in the U-shaped groove 221, adjacent two spherical balls 223 contact each other, and the spherical balls 223 at both ends contact the circular surface of the damping rod 222 at the same side. When the stress points of the two damping rods 222 are different, pushing one damping rod 222 will push the other damping rod 222 to continue moving through the spherical ball 223, so as to ensure that the elastic clamping plate 23 deforms. The elastic clamping plate 23 is hinged to the two damping rods 222. The installation portion 21 drives the reverse driving assembly 22 to move towards the meal box. When the elastic clamping plate 23 contacts the meal box, the elastic clamping plate 23 continues to be pushed under the action of the meal box and the damping rod 222, so that the elastic clamping plate 23 deforms, thereby improving the stability of clamping.

[0027] As a preferred embodiment, the reverse driving assembly 22 realizes the reverse action of the two end execution components. The reverse driving assembly 22 can also be a spring. By arranging a plurality of springs, the installation portion 21 and the elastic clamping plate 23 can be deformed when the elastic clamping plate 23 contacts the meal box, so as to achieve the purpose of clamping.

[0028] As a preferred embodiment, the power assembly 3 comprises L-shaped connecting rods 31, threaded sleeves 32, bevel gear sets 33 and a motor 34. Two L-shaped connecting rods 31 are movably arranged on the installation box 1. One end of the L-shaped connecting rod 31 is connected to the installation portion 21, and the other end is threaded and located in the threaded sleeve 32 and threadedly connected with the threaded sleeve 32. The threaded sleeve 32 is rotatably arranged in the installation box 1 and fixedly sleeved on the bevel gear set 33. The motor 34 is power-connected with the two threaded sleeves 32 through the bevel gear set 33.

[0029] As a preferred embodiment, the bevel gear set 33 comprises three bevel gears. Two bevel gears are fixedly sleeved on the threaded sleeve 32, and the power output end of the motor 34 is also fixedly sleeved with a bevel gear. The bevel gear on the threaded sleeve 32 is engaged with the bevel gear on the motor 34.

[0030] As a preferred embodiment, the pressing assembly 4 comprises a hydraulic cylinder 41, a mounting frame 42, a multi-head pressing head 43 and a locking bolt 44, the hydraulic cylinder 41 is arranged on the mounting box 1 and the execution end thereof is provided with the mounting frame 42, the multi-head pressing head 43 is rotatably arranged on the mounting frame 42, and each pressing head on the multi-head pressing head 43 corresponds to a pressing head for hardness detection of a different mode. The multi-head pressing head 43 is rotated to adapt to the hardness detection of different modes, and the locking bolt 44 is rotatably arranged on the mounting frame 42 and is in threaded connection with the mounting frame 42. The locking bolt 44 is used to limit the rotation of the multi-head pressing head 43.

[0031] As a preferred embodiment, the multi-head pressing head 43 is provided with a plurality of limiting holes 431 arranged in a circumferential array, and the locking bolt 44 passes through the limiting holes 431. The center of each limiting hole 431 is on the center line of the multi-head pressing head 43.

[0032] As a preferred embodiment, the end of the damping rod 222 is provided with a limiting baffle 2221, and the limiting baffle 2221 is in contact with the spherical ball 223. The limiting baffle 2221 is used to limit the movement of the damping rod 222, so that the damping rod 222 cannot move out of the mounting portion 21.

[0033] The working principle of the utility model:

[0034] When the device is used, first, the meal box is placed on the mounting box 1, and then the motor 34 is started, the threaded sleeve 32 is driven to rotate by the bevel gear set 33, the two L-shaped connecting rods 31 are brought close to each other due to the threaded cooperation between the L-shaped connecting rods 31 and the threaded sleeve 32, the mounting portions 21 are brought close to each other due to the L-shaped connecting rods 31, and the reverse driving assembly 22 is driven to move towards the meal box due to the mounting portions 21. When the elastic clamping plate 23 is in contact with the meal box, the elastic clamping plate 23 is continuously pushed, and the elastic clamping plate 23 is deformed under the action of the meal box and the damping rods 222, thereby completing clamping.

[0035] After clamping, the multi-head pressing head 43 is rotated to select a suitable measurement mode, the multi-head pressing head 43 is fixed by the locking bolt 44, and then the hydraulic cylinder 41 is started to drive the multi-head pressing head 43 to move downward to complete hardness testing.

[0036] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A degradable meal box hardness detection device, comprising a mounting box (1), a special-shaped clamping assembly (2), a power assembly (3) and a pressing assembly (4), two special-shaped clamping assemblies (2) are movably arranged on the mounting box (1), the power assembly (3) is arranged on the mounting box (1) and is in power connection with the special-shaped clamping assembly (2), and the pressing assembly (4) is arranged on the mounting box (1) and located above the special-shaped clamping assembly (2), characterized in that: the special-shaped clamping assembly (2) comprises a mounting portion (21), a reverse drive assembly (22) and an elastic clamping plate (23), the mounting portion (21) is movably arranged on the mounting box (1), the reverse drive assembly (22) is arranged on the mounting portion (21), two execution ends of the reverse drive assembly (22) are respectively in contact with two ends of the elastic clamping plate (23), and the reverse drive assembly (22) is used for driving the elastic clamping plate (23) to elastically deform.

2. The degradable lunch box hardness detection device according to claim 1, characterized in that: the reverse drive assembly (22) comprises a U-shaped groove (221), a damping rod (222) and a spherical ball (223), the mounting portion (21) is internally provided with the U-shaped groove (221), two damping rods (222) are movably arranged at two outlet ends of the U-shaped groove (221), the spherical ball (223) is movably arranged in the U-shaped groove (221), adjacent two spherical balls (223) are in contact with each other, and the spherical balls (223) at both ends are in contact with the circular surface of the damping rod (222) on the same side, and the elastic clamping plate (23) is hinged with the two damping rods (222).

3. The device for detecting the hardness of degradable meal boxes according to claim 2, characterized in that: the power assembly (3) comprises an L-shaped connecting rod (31), a threaded sleeve (32), a bevel gear set (33) and a motor (34), two L-shaped connecting rods (31) are movably arranged on the mounting box (1), one end of the L-shaped connecting rod (31) is connected with the mounting portion (21), the other end is provided with a thread and located in the threaded sleeve (32) and in threaded connection with the threaded sleeve (32), the threaded sleeve (32) is rotatably arranged in the mounting box (1) and fixedly sleeved on the bevel gear set (33), and the motor (34) is in power connection with the two threaded sleeves (32) through the bevel gear set (33).

4. The degradable lunch box hardness detection device according to claim 1, characterized in that: the pressing assembly (4) comprises a hydraulic cylinder (41), a mounting frame (42), a multi-head pressing head (43) and a locking bolt (44), the hydraulic cylinder (41) is arranged on the mounting box (1) and has an execution end provided with the mounting frame (42), the multi-head pressing head (43) is rotatably arranged on the mounting frame (42), and the locking bolt (44) is rotatably arranged on the mounting frame (42) and in threaded connection with the mounting frame (42).

5. The device for detecting the hardness of degradable meal boxes according to claim 4, characterized in that: a plurality of limiting holes (431) are arranged on the multi-head pressing head (43) in a circumferential array and have the same number as the pressing heads, and the locking bolt (44) penetrates the limiting holes (431).

6. The degradable lunch box hardness detection device according to claim 2, characterized in that: the damping rod (222) is provided with a limiting baffle (2221) at the end, and the limiting baffle (2221) is in contact with the spherical ball (223).

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