Carton drop test device

Abstract

The utility model relates to the technical field of carton drop testing, and discloses a carton drop testing device which comprises a base, a stand column is fixedly installed on the upper surface of the base, a guide rail is arranged on the stand column in a sliding mode, a first screw is arranged on the stand column in a rotating mode, a first motor is arranged on the top face of the stand column, and a second motor is arranged on the top face of the first screw. Two clamping blocks used for clamping a carton are arranged on the guide rail in a sliding mode. According to the carton drop test device, the protection assembly is arranged on the base, so that during a carton drop test, a fixed protection plate, an auxiliary movable protection plate and a main movable protection plate in the protection assembly can form a protection cover body, an additional safety barrier is provided, and the risk of accidents in the test process is reduced; and articles in the carton can be prevented from being splashed out due to impact force, so that a tester can be protected from being injured by the splashed articles, and the accuracy and reliability of the test can be ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to paper box drop test technical field, concretely is a paper box drop test device. BACKGROUND

[0002] Paper box drop test is an important packaging quality detection process, aims at evaluating the impact resistance of paper box under the drop impact that can be suffered in the transportation and handling process.

[0003] In drop test, paper box and internal goods can be broken or scattered due to impact force, produce sharp edge or fragment, and the goods in the paper box will splash due to impact force, not only make the tester suffer the injury of splashing goods, but also affect the accuracy and reliability of test, for this, we propose a paper box drop test device to solve the above problems. UTILITY MODEL CONTENT

[0004] In view of the deficiency of prior art, the utility model provides a paper box drop test device, solves the problem mentioned in the above background.

[0005] The utility model provides following technical scheme: a paper box drop test device, include: base, fixedly installed with stand on the upper surface of base, slidingly set up guide rail on the stand, rotatably set up first screw rod on the stand, set up first motor on the top surface of stand, slidingly set up two clamping blocks for clamping paper box on the guide rail, rotatably set up second screw rod on the guide rail, still set up second motor on the side surface of guide rail, still set up protection assembly and adjusting assembly on the base, the protection assembly includes fixed column fixedly installed on the upper surface of base, fixed protection plate slidably connected with fixed column, same with the fixed column slidingly connected auxiliary movable protection board and main movable protection board, set up limiting block on the top surface of fixed column, set up positioning block on the bottom surface of limiting block, and realize the fastening connection of limiting block and fixed column with fastening bolt, the adjusting assembly includes handle fixedly installed on the side surface of main movable protection board, connecting short rod fixedly connected with auxiliary movable protection board, slidingly set up auxiliary rack in the inside of base, connecting long pole fixedly connected with main movable protection board, same slidingly set up main rack in the inside of base, rotatably set up central gear in the inside of base, insert cylinder fixedly installed on the adjacent side surface of main movable protection board and auxiliary movable protection board, rotatably set up transmission shaft on main movable protection board, slidingly set up insert block on insert cylinder, reset spring fixedly connected with insert cylinder and insert block at both ends, movable connecting rod fixedly connected with transmission shaft and insert block at both ends, auxiliary gear fixedly connected with transmission shaft, and T-shaped rack slidingly set up on main movable protection board and meshedly connected with auxiliary gear.

[0006] Preferably, the first screw is threadedly connected with the guide rail, and the first screw is fixedly connected with the output shaft of the first motor through the end of the column.

[0007] Preferably, the second screw is symmetrically provided with two sections of threads with opposite screw directions, and the second screw is threadedly connected with the two clamping blocks through the two sections of threads, and the second screw is fixedly connected with the output shaft of the second motor through the end of the guide rail.

[0008] Preferably, the positioning block is inserted with the fixed column, and the limiting block is provided with a circular through hole for penetrating the fastening bolt, and the fastening bolt is threadedly connected with the fixed column.

[0009] Preferably, the connecting short rod and the connecting long rod are both slidingly connected with the base, and the connecting long rod is provided with a square through hole for penetrating the secondary rack.

[0010] Preferably, the lower end of the connecting short rod is fixedly connected with the secondary rack, and the lower end of the connecting long rod is fixedly connected with the primary rack.

[0011] Preferably, the secondary rack and the primary rack are symmetrically arranged on the two sides of the central gear, and the secondary rack and the primary rack are meshingly connected with the central gear.

[0012] Preferably, the secondary movable protective plate is provided with a first insertion hole and a second insertion hole matched with the insertion cylinder and the insertion block, the insertion cylinder can be inserted with the first insertion hole of the secondary movable protective plate in the horizontal direction, and the insertion block can be inserted with the second insertion hole of the secondary movable protective plate in the vertical direction.

[0013] Compared with the prior art, the paper box falling test device has the following beneficial effects:

[0014] 1、The paper box falling test device is provided with the protection assembly on the base, so that the fixed protective plate, the secondary movable protective plate and the primary movable protective plate in the protection assembly can form a protective cover body to provide an additional safety barrier, reduce the risk of accidents in the test process, and prevent the articles in the paper box from splashing out due to impact force, which not only protects the test personnel from the splashing articles, but also ensures the accuracy and reliability of the test.

[0015] 2、The paper box falling test device is provided with the adjusting assembly on the base, so that the test personnel can quickly open or close the secondary movable protective plate and the primary movable protective plate, so as to facilitate the paper box placement, paper box debris removal and other work after the test, and further improve the practicability of the whole device to meet the actual use requirements. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a whole structure schematic view of the paper box falling test device.

[0017] Figure 2 The exploded view of the limiting block structure of the utility model;

[0018] Figure 3 The sectioned schematic view of the base structure of the utility model;

[0019] Figure 4 The sectioned schematic view of the plug-in cylinder structure of the utility model;

[0020] Figure 5 The sectioned schematic view of the main movable protective plate structure of the utility model.

[0021] In the figure: 1, base; 11, stand column; 12, guide rail; 13, first screw rod; 14, first motor; 15, second screw rod; 16, clamping block; 17, second motor; 2, protective assembly; 21, fixed column; 22, fixed protective plate; 23, limiting block; 24, auxiliary movable protective plate; 25, main movable protective plate; 26, fastening bolt; 27, positioning block; 3, adjusting assembly; 31, handle; 32, connecting short rod; 33, auxiliary rack; 34, connecting long rod; 35, main rack; 36, center gear; 37, plug-in cylinder; 38, transmission shaft; 39, plug-in block; 310, reset spring; 311, movable connecting rod; 312, auxiliary gear; 313, T-shaped rack. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to 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 the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0023] Please refer to Figures 1-5The utility model provides a carton drop test device, it includes: base 1, fixedly installed on the upper surface of base 1 is stand 11, the guide rail 12 of slidingly arranged is set up on stand 11, the first screw rod 13 of rotationally arranged is set up on stand 11, the top surface of stand 11 is provided with first motor 14, two clamping blocks 16 for clamping carton are slidably arranged on guide rail 12, the second screw rod 15 of rotationally arranged is set up on guide rail 12, the side surface of guide rail 12 is also provided with second motor 17, first screw rod 13 is screw connection with guide rail 12, and first screw rod 13 passes through the end of stand 11 and is fixedly connected with the output shaft of first motor 14, the second screw rod 15 is provided with two sections of threads of opposite screw direction symmetrically, and the second screw rod 15 can be screw connection with two clamping blocks 16 by the two sections of threads, the second screw rod 15 passes through the end of guide rail 12 and is fixedly connected with the output shaft of second motor 17, these designs can guarantee the design set up, can stably and reasonably promote the height of the carton to be tested, to meet the demand of carton drop test.

[0024] Base 1 is also provided with protection assembly 2 and adjusting assembly 3, protection assembly 2 includes fixedly installed on the upper surface of base 1 is fixed column 21, the fixed protection plate 22 slidably connected with fixed column 21, the auxiliary movable protection plate 24 and main movable protection plate 25 also slidably connected with fixed column 21, the limiting block 23 set up on the top surface of fixed column 21, the positioning block 27 set up on the bottom surface of limiting block 23, and the fastening bolt 26 for realizing the fastening connection of limiting block 23 and fixed column 21, positioning block 27 is inserted with fixed column 21, the circular through-hole for passing through fastening bolt 26 is formed in limiting block 23, fastening bolt 26 is screw connection with fixed column 21, these designs lock fixed protection plate 22 on fixed column 21, ensure the protection effect of overall structure.

[0025] The adjusting assembly 3 comprises a handle 31 fixedly installed on the side of the main movable guard plate 25, a connecting short rod 32 fixedly connected with the auxiliary movable guard plate 24, an auxiliary rack 33 slidingly arranged in the base 1, a connecting long rod 34 fixedly connected with the main movable guard plate 25, a main rack 35 also slidingly arranged in the base 1, a central gear 36 rotatably arranged in the base 1, a plug 37 fixedly installed on the side of the main movable guard plate 25 adjacent to the auxiliary movable guard plate 24, a transmission shaft 38 rotatably arranged on the main movable guard plate 25, a plug block 39 slidingly arranged on the plug 37, a return spring 310 having two ends fixedly connected with the plug 37 and the plug block 39 respectively, an active connecting rod 311 having two ends movably connected with the transmission shaft 38 and the plug block 39 respectively, an auxiliary gear 312 fixedly connected with the transmission shaft 38, and a T-shaped rack 313 slidingly arranged on the main movable guard plate 25 and movably connected with the auxiliary gear 312. The connecting short rod 32 and the connecting long rod 34 are slidingly connected with the base 1, the connecting long rod 34 is provided with a square through hole for the auxiliary rack 33 to pass through, the lower end of the connecting short rod 32 is fixedly connected with the auxiliary rack 33, and the lower end of the connecting long rod 34 is fixedly connected with the main rack 35. The auxiliary rack 33 and the main rack 35 are symmetrically arranged on the two sides of the central gear 36, and are movably connected with the central gear 36. The auxiliary movable guard plate 24 is provided with a first insertion hole and a second insertion hole matched with the plug 37 and the plug block 39. The plug 37 is inserted into the first insertion hole of the auxiliary movable guard plate 24 in the horizontal direction, and the plug block 39 is inserted into the second insertion hole of the auxiliary movable guard plate 24 in the vertical direction. The above design can ensure that the plug 37 and the plug block 39 are inserted into the auxiliary movable guard plate 24, and the stability of the connection between the auxiliary movable guard plate 24 and the main movable guard plate 25, so that the auxiliary movable guard plate 24 and the main movable guard plate 25 can form an effective protective cover with the fixed guard plate 22, thereby improving the safety of the whole device.

[0026] The working principle is that when the carton drop test is performed, the carton is placed on the clamping block 16, the first motor 14 on the stand 11 is started, the first screw rod 13 fixedly connected with the output shaft of the first motor 14 is synchronously rotated in the stand 11, the guide rail 12 slidingly connected with the first screw rod 13 is synchronously slid due to the threaded connection of the first screw rod 13, thereby driving the clamping block 16 and the carton on the clamping block 16 to slide upwards, the lifting height is increased, after reaching the specified height, the second motor 17 is started, the second screw rod 15 fixedly connected with the output shaft of the second motor 17 is synchronously rotated in the guide rail 12, two threads with opposite screw directions are symmetrically arranged on the second screw rod 15, the two threads are respectively threadedly connected with the two clamping blocks 16, and the clamping blocks 16 are slidingly connected with the guide rail 12, so that after the second screw rod 15 is rotated, the two clamping blocks 16 synchronously slide in opposite directions, thereby expanding the distance between the two clamping blocks 16, until the distance is greater than the size of the carton, the carton will drop onto the base 1, and the drop test is completed, and during the drop test, the fixing column 21 fixedly arranged on the upper surface of the base 1 limits the positions of the fixed protective plate 22, the auxiliary movable protective plate 24 and the main movable protective plate 25 on the base 1 by means of the limiting block 23, the fastening bolt 26 and the sliding groove on the fixing column 21, thereby wrapping the drop destination when the carton drops, so as to prevent the articles in the carton from spilling out due to the impact force generated by the drop.When the sub-activity shield 24 needs to be combined with the main activity shield 25 to eliminate the gap between them, the T-shaped rack 313 is first pulled outward, and the auxiliary gear 312 engaged with the tooth end of the T-shaped rack 313 is synchronously rotated inside the main activity shield 25, and the transmission shaft 38 fixedly connected with the auxiliary gear 312 is movably connected with the end of the movable connecting rod 311, and the other end of the movable connecting rod 311 is movably connected with the plug 39, so that the auxiliary gear 312 drives the transmission shaft 38 to rotate, and then the transmission shaft 38 drives the plug 39 to slide into the plug barrel 37, at this time the plug barrel 37 fixedly connected with the main activity shield 25 can be inserted into the sub-activity shield 24, and then the handle 31 is used to push the main activity shield 25 to slide towards the sub-activity shield 24, because the main activity shield 25 is fixedly connected with the main rack 35 through the connecting long rod 34, the sub-activity shield 24 is fixedly connected with the sub-rack 33 through the connecting short rod 32, the sub-rack 33 and the main rack 35 are arranged on both sides of the central gear 36 and are movably connected with the central gear 36, and the square hole for passing through the sub-rack 33 is arranged on the connecting long rod 34, so that when the main activity shield 25 slides towards the sub-activity shield 24, the sub-activity shield 24 synchronously slides towards the main activity shield 25 until the sub-activity shield 24 contacts with the main activity shield 25, the plug barrel 37 is inserted into the sub-activity shield 24, and then the T-shaped rack 313 can be released, under the action of the return spring 310 movably connected with the plug 39 and the plug barrel 37 at both ends, the plug 39 slides towards the outside of the plug barrel 37, so that the plug 39 is inserted into the sub-activity shield 24, and the insertion direction of the plug barrel 37 is perpendicular to the insertion direction of the plug 39, so that the closed state of the sub-activity shield 24 and the main activity shield 25 can be locked, and in the process of inserting the plug 39 into the sub-activity shield 24, the transmission shaft 38 and the auxiliary gear 312 are reversely rotated, so that the T-shaped rack 313 slides towards the main activity shield 25, and the distance between the T-shaped rack 313 and the main activity shield 25 is restored to the initial state, and when the sub-activity shield 24 needs to be opened, the T-shaped rack 313 is pulled again, the plug 39 is inserted into the plug barrel 37, and then the main activity shield 25 is reversely pushed.

[0027] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A carton drop test apparatus, characterized by, The utility model relates to a kind of paper box conveying device, including: Base (1), fixedly installed with stand (11) on the upper surface of base (1), slidingly provided with guide rail (12) on the stand (11), rotatably provided with first screw rod (13) on the stand (11), first motor (14) is arranged on the top surface of the stand (11), two clamping blocks (16) for clamping carton are slidingly provided on the guide rail (12), rotatably provided with second screw rod (15) on the guide rail (12), second motor (17) is further provided on the side surface of the guide rail (12); Base (1) is further provided with protection assembly (2) and adjusting assembly (3), the protection assembly (2) includes fixedly installed on the upper surface of base (1) fixed column (21), fixedly connected with fixed column (21) fixed protection plate (22), also slidingly connected with fixed column (21) auxiliary movable protection plate (24) and main movable protection plate (25), limiting block (23) is arranged on the top surface of fixed column (21), positioning block (27) is arranged on the bottom surface of limiting block (23), and fastening bolt (26) for realizing the fastening connection of limiting block (23) and fixed column (21) is arranged; The adjusting assembly (3) includes handle (31) fixedly installed on the side surface of main movable protection plate (25), connecting short rod (32) fixedly connected with auxiliary movable protection plate (24), auxiliary rack (33) slidingly arranged in the inside of base (1), connecting long rod (34) fixedly connected with main movable protection plate (25), main rack (35) also slidingly arranged in the inside of base (1), central gear (36) rotatably arranged in the inside of base (1), insert cylinder (37) fixedly installed on the adjacent side surface of main movable protection plate (25) and auxiliary movable protection plate (24), transmission shaft (38) rotatably arranged on main movable protection plate (25), insert block (39) slidingly arranged on insert cylinder (37), reset spring (310) both ends are fixedly connected with insert cylinder (37) and insert block (39), movable connecting rod (311) both ends are movably connected with transmission shaft (38) and insert block (39), auxiliary gear (312) fixedly connected with transmission shaft (38), and T-shaped rack (313) slidingly arranged on main movable protection plate (25) and meshingly connected with auxiliary gear (312).

2. A carton drop test apparatus according to claim 1, wherein, The first screw rod (13) is threadedly connected with the guide rail (12), and the first screw rod (13) is fixedly connected with the output shaft of the first motor (14) through the end of the stand (11).

3. A carton drop test apparatus according to claim 1, wherein, The second screw rod (15) is symmetrically provided with two threads with opposite screw directions, and the second screw rod (15) is threadedly connected with the two clamping blocks (16) through the two threads, and the second screw rod (15) is fixedly connected with the output shaft of the second motor (17) through the end of the guide rail (12).

4. A carton drop test apparatus according to claim 1, wherein, The positioning block (27) is inserted into the fixed column (21), a circular hole is formed in the limiting block (23) for passing through the fastening bolt (26), and the fastening bolt (26) is threadedly connected with the fixed column (21).

5. A carton drop test apparatus according to claim 1, wherein, The connecting short rod (32) and the connecting long rod (34) are both in sliding connection with the base (1), and a square through hole for passing through the auxiliary rack (33) is formed in the connecting long rod (34).

6. A carton drop test apparatus according to claim 1, wherein, The lower end of the connecting short rod (32) is fixedly connected with the auxiliary rack (33), and the lower end of the connecting long rod (34) is fixedly connected with the main rack (35).

7. A carton drop test apparatus according to claim 1, wherein, The auxiliary rack (33) and the main rack (35) are symmetrically arranged at the two sides of the center gear (36), and the auxiliary rack (33) and the main rack (35) are both in meshing connection with the center gear (36).

8. A carton drop test apparatus according to claim 1, wherein, The auxiliary movable guard plate (24) is provided with a first insertion hole and a second insertion hole matched with an insertion cylinder (37) and an insertion block (39), the insertion cylinder (37) can be inserted into the first insertion hole of the auxiliary movable guard plate (24) in the horizontal direction, and the insertion block (39) can be inserted into the second insertion hole of the auxiliary movable guard plate (24) in the vertical direction.

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