CN218749578U - Packing carton indentation device - Google Patents

Abstract

The utility model provides a packing carton indentation device belongs to packing carton processing equipment technical field, which comprises a bod, the rear end of organism is excavated there is first holding tank, the front end of organism is excavated there is the second holding tank, second holding tank and first holding tank are linked together, the left end of organism is excavated there is the fifth holding tank, fifth holding tank is linked together with first holding tank, fixedly connected with second bracing piece and first bracing piece about the first holding tank between the inner wall, first bracing piece is located the front side of second bracing piece, the upside of second bracing piece and first bracing piece is provided with the clamp plate, conveniently change indentation sword and indentation mould, solve because indentation sword and indentation mould can produce wearing and tearing in long-time use, indentation sword and indentation mould need to be changed, partial injection packing carton is more serious to the wearing and tearing of indentation sword and indentation mould, and present indentation sword and indentation mould are the stationary state, can't remove, be not convenient for changing indentation sword and indentation mould.

Description

Packing carton indentation device

Technical Field

The utility model belongs to the technical field of packing carton processing equipment, concretely relates to packing carton indentation device.

Background

The product packaging is the last procedure before most products are output to a production line, the safety of products in transportation can be guaranteed by adopting packaging box packaging, the grade of the products is improved, the paper packaging box is most widely applied due to the characteristics of low manufacturing cost, attractive appearance, simple manufacturing process and the like, and the paper packaging box is generally made of a series of procedures of cutting, printing, die cutting, impressing, folding and the like of a paperboard, wherein the impressing of the paper packaging box refers to the fact that the packaging box is placed between an impressing knife and an impressing groove, and the impressing is carried out on the surface of the packaging box through the squeezing action of the impressing knife, so that the folding packaging is convenient.

In the indentation of packing carton, because indentation sword and indentation template can produce wearing and tearing in long-time use, need change indentation sword and indentation mould, partial injection packing carton is more serious to the wearing and tearing of indentation sword and indentation mould, and current indentation sword and indentation mould are fixed state, and unable removal is not convenient for change indentation sword and indentation template, for this reason we propose a packing carton indentation device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a packing carton indentation device aims at solving because indentation sword and indentation template can produce wearing and tearing in long-time use, needs to change indentation sword and indentation mould, and partial injection packing carton is more serious to the wearing and tearing of indentation sword and indentation mould, and current indentation sword and indentation mould are the fixed state, and unable removal is not convenient for change indentation sword and indentation template.

In order to achieve the above purpose, the utility model provides the following technical scheme:

a packing box indentation device comprises a machine body, wherein a first accommodating groove is formed in the rear end of the machine body, a second accommodating groove is formed in the front end of the machine body in an excavating mode, the second accommodating groove is communicated with the first accommodating groove, a fifth accommodating groove is formed in the left end of the machine body in an excavating mode, the fifth accommodating groove is communicated with the first accommodating groove, a second supporting rod and a first supporting rod are fixedly connected between the left inner wall and the right inner wall of the first accommodating groove, the first supporting rod is located on the front side of the second supporting rod, a pressing plate is arranged on the upper sides of the second supporting rod and the first supporting rod and located between the front inner wall and the rear inner wall of the fifth accommodating groove, sliding grooves are formed in the upper ends of the second supporting rod and the first supporting rod, pulleys are arranged between the front inner wall and the rear inner wall of the two sliding grooves, the upper ends of the two groups of pulleys are fixedly connected to the pressing plate, a mold groove is formed in the upper end of the pressing plate, a die is arranged between the front inner wall and the rear inner wall of the die groove, an outer auxiliary support is fixedly connected to the left end of the pressing plate, two universal wheels are fixedly connected to the lower end of the outer auxiliary support, a left guide block and a right guide block are arranged on the upper side of the pressing plate, the left guide block is fixedly connected to the left end of the outer auxiliary support, the right guide block is fixedly connected to the right inner wall of the outer auxiliary support, a first support block is fixedly connected to the upper inner wall of the first accommodating tank, a first electric telescopic rod is fixedly connected to the lower end of the first support block, a tool mounting block is fixedly connected to the lower end of the first electric telescopic rod, the tool mounting block is positioned on the upper side of the die, four buffer columns are fixedly connected to the lower side of the die, reset springs are sleeved on the circumferential surfaces of the buffer columns, and the upper ends of the four reset springs are fixedly connected to the pressing plate, the lower ends of the four pressing plates are respectively and fixedly connected to the four buffering columns.

As the utility model relates to a preferred scheme, the preceding inner wall of first holding tank is excavated there is the fourth holding tank, the lower inner wall of second holding tank is excavated there is the third holding tank, be provided with weighing plate around the third holding tank between the inner wall, the lower inner wall fixedly connected with of fourth holding tank calls the pouring weight, call the first support column of lower extreme fixedly connected with of pouring weight, the upper end fixed connection of first support column is in weighing plate, two limiting plates of weighing plate's upper end fixedly connected with, two the limiting plate is located weighing plate's upside both ends respectively.

As an optimal scheme of the utility model, fixedly connected with sliding plate between the inner wall about first holding tank, the sliding plate is located the front side of clamp plate, the lower extreme fixedly connected with motor of first holding tank, the motor is located the lower extreme of sliding plate, it is three to rotate between the inner wall about first holding tank and be connected with three axis of rotation, it is three the axis of rotation is arranged in proper order from preceding backward level the equal fixedly connected with a plurality of gyro wheels in circumference surface of axis of rotation, it is three the equal fixedly connected with first drive wheel of right-hand member of axis of rotation, it is three every two of first drive wheel are a set of, and every group circumference surface cover is equipped with first drive belt, the output of motor rotates and is connected with the second drive wheel, the first drive wheel circumference surface cover of second drive wheel and rearmost end is equipped with the second drive belt.

As the utility model relates to a preferred scheme, the last inner wall fixedly connected with second supporting shoe of first holding tank, the lower extreme fixedly connected with second electric telescopic handle of second supporting shoe, second electric telescopic handle's lower extreme fixedly connected with fixed block, the rear end fixedly connected with electric putter of fixed block, fixed block and electric putter are located the upside of weighing plate, fixed block and electric putter all are located between two limiting plates.

As the utility model relates to a preferred scheme, the lower inner wall fixedly connected with host computer of first holding tank, the host computer is located the left side of first supporting shoe, the left end fixedly connected with PLC control box of organism, PLC control box and host computer, first electric telescopic handle, motor, first supporting column, second supporting shoe and electric putter electric connection.

As the utility model relates to a preferred scheme, the right-hand member of organism is cut and is chiseled there is the observation window, the outside cover of secondary drive wheel, second drive belt, two first drive belts and three first drive wheels is equipped with the protection casing, protection casing fixed connection is in the right-hand member of organism.

Compared with the prior art, this practical beneficial effect is:

in the scheme, the first accommodating groove is convenient to accommodate the pressing plate, the sliding plate, the motor, the host machine, the first supporting block, the first electric telescopic rod, the cutter mounting block and the three rotating shafts, the second accommodating groove is convenient to accommodate the second supporting block, the second electric telescopic rod, the fixing block, the electric push rod, the weighing plate and the two limiting plates, the fifth accommodating groove is convenient to move for the pressing plate, the second supporting rod and the first supporting rod are arranged to provide support for the pressing plate, the two sliding chutes are convenient to accommodate the two groups of pulleys, the two groups of pulleys are arranged to facilitate the sliding of the pressing plate, the die groove is convenient to accommodate the die, the left guide block and the right guide block are arranged to guide the packaging box paper, the first supporting block is arranged to provide support for the first electric telescopic rod, the setting of first electric telescopic handle realizes providing power for reciprocating of cutter installation piece, the punching press of cutter installation piece to the mould is realized reducing to four reset spring of setting up cooperation of four buffering posts, reduce the loss to indentation sword and indentation mould, the setting of outer pair support is realized providing the support for the clamp plate after the drawing to coordinate two universal wheels, conveniently change indentation sword and indentation mould, solve because indentation sword and indentation template can produce wearing and tearing in long-time use, need to change indentation sword and indentation mould, partial injection packing carton is more serious to the wearing and tearing of indentation sword and indentation mould, and current indentation sword and indentation mould are the fixed state, can't remove, be not convenient for change indentation sword and indentation template.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a first perspective view of the present invention;

fig. 2 is a second perspective view of the present invention;

fig. 3 is a third perspective view of the present invention;

FIG. 4 is a first cross-sectional view of the present invention;

fig. 5 is a second cross-sectional view of the present invention.

In the figure: 1. a body; 2. a first accommodating groove; 3. a second accommodating groove; 4. a PLC control box; 5. a third accommodating groove; 6. a weighing plate; 7. a limiting plate; 8. a fourth accommodating groove; 9. weighing a weight block; 10. a first support column; 11. a buffer column; 12. an outer auxiliary support; 13. a fifth accommodating groove; 14. a left guide block; 15. Pressing a plate; 16. a mold groove; 17. a right guide block; 18. a mold; 19. a rotating shaft; 20. a roller; 21. A first drive pulley; 22. a second transmission wheel; 23. a first drive belt; 24. a second belt; 25. a motor; 26. a universal wheel; 27. a first support bar; 28. a first support block; 29. a first electric telescopic rod; 30. a cutter mounting block; 31. a second support block; 32. a second electric telescopic rod; 33. a fixed block; 34. An electric push rod; 35. a return spring; 36. a second support bar; 37. a chute; 38. a pulley; 39. a protective cover; 40. a host; 41. an observation window; 42. a sliding plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without any creative work belong to the protection scope of the present application.

In the description of the present application, it is to be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those skilled in the art.

Example 1

Referring to the drawings, the technical solution provided by this embodiment is as follows:

a packing box indentation device comprises a machine body 1, a first accommodating groove 2 is drilled at the rear end of the machine body 1, a second accommodating groove 3 is drilled at the front end of the machine body 1, the second accommodating groove 3 is communicated with the first accommodating groove 2, a fifth accommodating groove 13 is drilled at the left end of the machine body 1, the fifth accommodating groove 13 is communicated with the first accommodating groove 2, a second supporting rod 36 and a first supporting rod 27 are fixedly connected between the left inner wall and the right inner wall of the first accommodating groove 2, the first supporting rod 27 is positioned at the front side of the second supporting rod 36, a pressing plate 15 is arranged at the upper sides of the second supporting rod 36 and the first supporting rod 27, the pressing plate 15 is positioned between the front inner wall and the rear inner wall of the fifth accommodating groove 13, sliding grooves 37 are drilled at the upper ends of the second supporting rod 36 and the first supporting rod 27, pulleys 38 are arranged between the front inner wall and the rear inner wall of the two sliding grooves 37, the upper ends of the two groups of pulleys 38 are fixedly connected to the pressing plate 15, a mold groove 16 is drilled at the upper end of the pressing plate 15, a mold 18 is arranged between the front inner wall and the rear inner wall of the mold groove 16, an outer auxiliary support 12 is fixedly connected to the left end of the pressing plate 15, two universal wheels 26 are fixedly connected to the lower end of the outer auxiliary support 12, a left guide block 14 and a right guide block 17 are arranged on the upper side of the pressing plate 15, the left guide block 14 is fixedly connected to the left end of the outer auxiliary support 12, the right guide block 17 is fixedly connected to the right inner wall of the outer auxiliary support 12, a first support block 28 is fixedly connected to the upper inner wall of the first accommodating groove 2, a first electric telescopic rod 29 is fixedly connected to the lower end of the first support block 28, a cutter mounting block 30 is fixedly connected to the lower end of the first electric telescopic rod 29, the cutter mounting block 30 is positioned on the upper side of the mold 18, four buffer columns 11 are fixedly connected to the lower side of the mold 18, reset springs 35 are respectively sleeved on the circumferential surfaces of the buffer columns 11, and the upper ends of the reset springs 35 are respectively fixedly connected to the pressing plate 15, the lower ends of the four pressing plates 15 are fixedly connected to the four cushion columns 11, respectively.

In the embodiment of the present invention, the cutting of the first accommodating groove 2 is convenient for accommodating the pressing plate 15, the sliding plate 42, the motor 25, the main machine 40, the first supporting block 28, the first electric telescopic rod 29, the cutter mounting block 30 and the three rotating shafts 19, the cutting of the second accommodating groove 3 is convenient for accommodating the second supporting block 31, the second electric telescopic rod 32, the fixed block 33, the electric push rod 34, the weighing plate 6 and the two limiting plates 7, the cutting of the fifth accommodating groove 13 is convenient for moving the pressing plate 15, the arrangement of the second supporting rod 36 and the first supporting rod 27 is such that the pressing plate 15 provides support, the cutting of the two sliding grooves 37 is convenient for accommodating the two sets of pulleys 38, the arrangement of the two sets of pulleys 38 is convenient for sliding the pressing plate 15, the cutting of the mold groove 16 is convenient for accommodating the mold 18, the arrangement of the left guide block 14 and the right guide block 17 realizes guiding of the package paper, the first supporting block 28 is arranged to support the first electric telescopic rod 29, the first electric telescopic rod 29 is arranged to move up and down to provide power for the cutter mounting block 30, the four buffer columns 11 are arranged to be matched with the four reset springs 35 to reduce the punching force of the cutter mounting block 30 on the mold 18, the loss of the indentation knife and the indentation mold is reduced, the outer auxiliary support 12 is arranged to be matched with the two universal wheels 26 to support the stretched pressing plate 15, the indentation knife and the indentation mold are convenient to replace, the problem that abrasion can be generated in the long-time use process due to the indentation knife and the indentation mold is solved, the indentation knife and the indentation mold need to be replaced, the abrasion of a part of an injection packaging box on the indentation knife and the indentation mold is more serious, the existing indentation knife and the indentation mold are in a fixed state and cannot move, and the indentation knife and the indentation mold are not convenient to replace.

Specifically, please refer to the figure, the preceding inner wall of first holding tank 2 is cut and is chiseled fourth holding tank 8, the lower inner wall of second holding tank 3 is cut and is had third holding tank 5, be provided with weighing plate 6 between the inner wall around the third holding tank 5, the lower inner wall fixedly connected with of fourth holding tank 8 weighs heavy piece 9, the first support column 10 of lower extreme fixedly connected with of piece 9 weighs, the upper end fixed connection of first support column 10 is in weighing plate 6, two limiting plates 7 of the upper end fixedly connected with of weighing plate 6, two limiting plates 7 are located the upside both ends of weighing plate 6 respectively.

In the embodiment of the utility model, the excavation of fourth holding tank 8 is convenient for hold weighing block 9, first support column 10 and weighing plate 6, the excavation of third holding tank 5 is convenient for hold weighing plate 6, the setting up of weighing block 9 realizes weighing the packing carton paper between two limiting plates 7, through the weight of single packing carton paper, calculate the quantity of the packing carton paper of packing between two limiting plates 7, weighing block 9 sets up to weighing plate 6 through supporting, is convenient for weigh.

Specifically, please refer to the drawing, a sliding plate 42 is fixedly connected between the left inner wall and the right inner wall of the first accommodating groove 2, the sliding plate 42 is located at the front side of the pressing plate 15, a motor 25 is fixedly connected to the lower end of the first accommodating groove 2, the motor 25 is located at the lower end of the sliding plate 42, three rotating shafts 19 are rotatably connected between the left inner wall and the right inner wall of the first accommodating groove 2, the three rotating shafts 19 are horizontally arranged from front to back in sequence, a plurality of rollers 20 are fixedly connected to the circumferential surfaces of the three rotating shafts 19, first driving wheels 21 are fixedly connected to the right end of the three rotating shafts 19, every two of the three first driving wheels 21 form a group, a first driving belt 23 is sleeved on each group of the circumferential surfaces, a second driving wheel 22 is rotatably connected to the output end of the motor 25, and a second driving belt 24 is sleeved on the circumferential surfaces of the second driving wheel 22 and the first driving wheel 21 at the rearmost end.

In the embodiment of the present invention, the setting of the sliding plate 42 facilitates the movement of the packing paper, the setting of the motor 25 provides power for the rotation of the three rotating shaft 19, the setting of the three rotating shaft 19 facilitates the fixed connection of the plurality of rollers 20, the setting of the plurality of rollers 20 cooperates with the sliding plate 42 to push out the packing paper from the upper side of the weighing plate 6, push to the upper side of the mold 18, the setting of the three first driving wheel 21 and the second driving wheel 22 cooperates with the two first driving belts 23 and the second driving belt 24 to realize the torque transmission of the output of the motor 25 to the three rotating shaft 19, drive the three rotating shaft 19 to rotate, and realize the parallel movement of the packing paper in the device.

Specifically, referring to the drawing, the upper inner wall of the first accommodating groove 2 is fixedly connected with a second supporting block 31, the lower end of the second supporting block 31 is fixedly connected with a second electric telescopic rod 32, the lower end of the second electric telescopic rod 32 is fixedly connected with a fixing block 33, the rear end of the fixing block 33 is fixedly connected with an electric push rod 34, the fixing block 33 and the electric push rod 34 are both located on the upper side of the weighing plate 6, and the fixing block 33 and the electric push rod 34 are both located between the two limiting plates 7.

In the embodiment of the present invention, the second supporting block 31 is configured to provide support for the second electric telescopic rod 32, the second electric telescopic rod 32 is configured to move up and down the fixed block 33, and the electric push rod 34 is configured to push the packing box paper on the upper side of the weighing plate 6 to the upper side of the sliding plate 42, so as to push the packing box paper to the upper side of the sliding plate 42.

Specifically, referring to the drawing, the lower inner wall of the first accommodating groove 2 is fixedly connected with a main machine 40, the main machine 40 is located at the left side of the first supporting rod 27, the left end of the machine body 1 is fixedly connected with a PLC control box 4, and the PLC control box 4 is electrically connected with the main machine 40, the first electric telescopic rod 29, the motor 25, the first supporting column 10, the second supporting block 31 and the electric push rod 34.

In the embodiment of the present invention, the setting of the host 40 provides the computing power for the device, the PLC control box 4 is electrically connected to the host 40, the first electric telescopic rod 29, the motor 25, the first support column 10, the second support block 31 and the electric push rod 34, and the setting of the PLC control box 4 realizes controlling all links of the device.

Specifically, referring to the drawing, the right end of the machine body 1 is drilled with an observation window 41, and the second driving wheel 22, the second driving belt 24, the two first driving belts 23 and the three first driving wheels 21 are externally sleeved with a protective cover 39, and the protective cover 39 is fixedly connected to the right end of the machine body 1.

In the embodiment of the utility model, the indentation process of packing carton paper is conveniently observed in the excavation of observation window 41, can control PLC control box 4 and realize controlling this device according to the condition of indentation, and setting up of protection casing 39 prevents that dust and steam from getting into this device, influences the operation of this device.

The utility model provides a pair of packing carton indentation device's working process does: connect the power with this device, place the packing carton paper of not indentation in the upper end of weighing plate 6, be located between two limiting plates 7, the piece 9 of weighing weighs the packing carton paper, calculate the quantity of packing carton paper through host computer 40, realize carrying out the count of quantity to the packing carton paper, count out the height according to the quantity of packing carton paper, adjust the realization through second electric telescopic handle 32 and adjust electric putter 34 to packing carton paper the superiors, electric putter 34 pushes away the packing carton paper to the upside of sliding plate 42, because a plurality of gyro wheels 20 promote the packing carton paper, push away the packing carton paper to the upside of mould 18, start first electric telescopic handle 29 and carry out horizontal migration from top to bottom to the tool mounting piece 30, carry out the indentation to the packing carton paper of mould 18 upside, when indentation sword and indentation mould damage, the pulling outer vice support 12, make clamp plate 15 slide along two spout 37 looks left sides, conveniently change indentation sword and indentation mould, solve because indentation sword and indentation template can produce the wearing and tearing in long-time use, need to change the indentation sword and mould, partial packing carton paper of mould is the indentation sword and indentation, and indentation mould more the indentation that the indentation removal can's of indentation, and indentation can's indentation removal more be in the indentation of indentation sword and indentation for the indentation of indentation, the indentation of indentation and indentation of indentation, the indentation of indentation mould, the indentation removal of indentation, the indentation of indentation, and the indentation of indentation mould is more fixed indentation, and the indentation of indentation, it is not convenient for the indentation, it is the indentation.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a packing carton indentation device, its characterized in that, includes organism (1), the rear end of organism (1) is excavated there is first holding tank (2), the front end of organism (1) is excavated there is second holding tank (3), second holding tank (3) and first holding tank (2) are linked together, the left end of organism (1) is excavated there is fifth holding tank (13), fifth holding tank (13) is linked together with first holding tank (2), fixedly connected with second bracing piece (36) and first bracing piece (27) between the inner wall about first holding tank (2), first bracing piece (27) are located the front side of second bracing piece (36), the upside of second bracing piece (36) and first bracing piece (27) is provided with clamp plate (15), clamp plate (15) are located between the inner wall around fifth holding tank (13), the upper end of second bracing piece (36) and first bracing piece (27) is all excavated there is chisel (37), two inner wall around inner wall all is provided with between slide block (37) and is connected in the die holding groove (15), the die holding plate (15) outer slide groove (16) is fixed connection in the die (15), die holding plate (15) upper end outside the die (15) of die (15) is connected with the last slide groove (16), two universal wheels (26) of lower extreme fixedly connected with of outer auxiliary support (12), the upside of clamp plate (15) is provided with left guide block (14) and right guide block (17), left side guide block (14) fixed connection is in the left end of outer auxiliary support (12), right side guide block (17) fixed connection is in the right inner wall of outer auxiliary support (12), the first supporting block (28) of last inner wall fixedly connected with of first holding tank (2), the first electric telescopic handle (29) of lower extreme fixedly connected with of first supporting block (28), the lower extreme fixedly connected with cutter installation piece (30) of first electric telescopic handle (29), cutter installation piece (30) are located the upside of mould (18), four buffering post (11) of downside fixedly connected with of mould (18), the circumference surface of buffering post (11) all overlaps and is equipped with reset spring (35), four the equal fixed connection in clamp plate (15) in the upper end of reset spring (35), four the lower extreme difference fixed connection of clamp plate (15) is in four buffering post (11).

2. The packing box indentation device of claim 1, wherein a fourth accommodating groove (8) is formed in the front inner wall of the first accommodating groove (2), a third accommodating groove (5) is formed in the lower inner wall of the second accommodating groove (3), a weighing plate (6) is arranged between the front inner wall and the rear inner wall of the third accommodating groove (5), a weighing block (9) is fixedly connected to the lower inner wall of the fourth accommodating groove (8), a first supporting column (10) is fixedly connected to the lower end of the weighing block (9), the upper end of the first supporting column (10) is fixedly connected to the weighing plate (6), two limiting plates (7) are fixedly connected to the upper end of the weighing plate (6), and the two limiting plates (7) are respectively located at the two ends of the upper side of the weighing plate (6).

3. The package indenting device according to claim 2, characterized in that a sliding plate (42) is fixedly connected between the left and right inner walls of the first receiving groove (2), the sliding plate (42) is located at the front side of the pressing plate (15), a motor (25) is fixedly connected to the lower end of the first receiving groove (2), the motor (25) is located at the lower end of the sliding plate (42), three rotating shafts (19) are rotatably connected between the left and right inner walls of the first receiving groove (2), the three rotating shafts (19) are horizontally arranged from front to back, a plurality of rollers (20) are fixedly connected to the circumferential surface of the three rotating shafts (19), a first driving wheel (21) is fixedly connected to the right end of the three rotating shafts (19), every two first driving wheels (21) are in a group, a first driving belt (23) is sleeved on each group of circumferential surfaces, a second driving wheel (22) is rotatably connected to the output end of the motor (25), and a second driving belt (24) is sleeved on the circumferential surfaces of the second driving wheel (22) and the first driving wheel (21) at the rearmost end.

4. The package box indentation device according to claim 3, wherein the upper inner wall of the first accommodating groove (2) is fixedly connected with a second supporting block (31), the lower end of the second supporting block (31) is fixedly connected with a second electric telescopic rod (32), the lower end of the second electric telescopic rod (32) is fixedly connected with a fixed block (33), the rear end of the fixed block (33) is fixedly connected with an electric push rod (34), the fixed block (33) and the electric push rod (34) are both located on the upper side of the weighing plate (6), and the fixed block (33) and the electric push rod (34) are both located between two limiting plates (7).

5. The package box indentation device according to claim 4, wherein a main unit (40) is fixedly connected to a lower inner wall of the first receiving groove (2), the main unit (40) is located on the left side of the first supporting rod (27), a PLC control box (4) is fixedly connected to the left end of the machine body (1), and the PLC control box (4) is electrically connected to the main unit (40), the first electric telescopic rod (29), the motor (25), the first supporting column (10), the second supporting block (31) and the electric push rod (34).

6. A package indentation apparatus according to claim 5, characterized in that a viewing window (41) is cut at the right end of the machine body (1), and a protective cover (39) is sleeved outside the second transmission wheel (22), the second transmission belt (24), the two first transmission belts (23) and the three first transmission wheels (21), wherein the protective cover (39) is fixedly connected to the right end of the machine body (1).

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