CN210503425U

CN210503425U - Opening equipment for carton opening

Info

Publication number: CN210503425U
Application number: CN201921831810.6U
Authority: CN
Inventors: 肖高荣
Original assignee: Chengdu Jiehong Automation Equipment Co Ltd
Current assignee: Chengdu Jiehong Automation Equipment Co Ltd
Priority date: 2019-10-29
Filing date: 2019-10-29
Publication date: 2020-05-12
Anticipated expiration: 2029-10-29

Abstract

The utility model relates to a carton mouth opening device, which belongs to the technical field of packaging equipment and comprises a frame, a box opening mechanism for opening a box mouth and a conveying mechanism for conveying cartons, wherein a box mouth opening station is arranged on a conveying line of the conveying mechanism, and the box opening mechanism is positioned at the box mouth opening station; the box supporting mechanism comprises a pressing plate, two cross beams, a first driving mechanism for driving the cross beams to rotate, a first lifting mechanism for driving the cross beams to move up and down and a horizontal distance adjusting mechanism for adjusting the horizontal distance between the two cross beams, wherein at least one pressing plate is arranged on each cross beam, and the pressing plate is fixedly connected with the cross beams. The utility model can automatically open the box mouth, can be used for opening the box mouths of cartons with different sizes, has good universality, can reduce equipment investment and saves cost; the horizontal spacing adjusting mechanism adopts a single-drive double-acting mode of a double-thread screw rod, so that the action efficiency can be improved, the working efficiency can be further improved, the number of motors can be reduced, the structure is simplified, and the cost is reduced.

Description

Opening equipment for carton opening

Technical Field

The utility model relates to a equipment for packing technical field especially relates to carton mouth struts equipment.

Background

Cartons are very common packaging articles. In an automatic packaging production line, in order to facilitate product loading, the side wings of the carton need to be folded outwards. At present, the opening of the carton box is usually manually finished, so that the working efficiency is lower, and the manpower is wasted.

Chinese patent document CN205034400U discloses a carton opening device, which can automatically open the carton opening, but the horizontal distance between two opening mechanisms of the device cannot be adjusted, and the device can only be used for cartons of the same size, and has poor universality, and large investment cost because a plurality of packaging devices need to be purchased for products of different sizes or different packaging quantities.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at providing paper case mouth equipment of strutting, the case mouth that can be used to not equidimension carton struts, and the commonality is good.

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

the carton opening device comprises a rack, a carton opening mechanism and a conveying mechanism, wherein the carton opening mechanism is used for opening a carton opening, the conveying mechanism is used for conveying a carton, a carton opening station is arranged on a conveying line of the conveying mechanism, the carton opening mechanism is positioned at the carton opening station, and the carton opening mechanism is installed on the rack;

the box supporting mechanism comprises a pressing plate, two cross beams, a first driving mechanism used for driving the cross beams to rotate, a first lifting mechanism used for driving the cross beams to move up and down, and a horizontal interval adjusting mechanism used for adjusting the horizontal interval between the two cross beams, wherein at least one pressing plate is arranged on each cross beam, and the pressing plate is fixedly connected with the cross beams.

Furthermore, the first lifting mechanism comprises two longitudinal beams which are arranged at intervals in the horizontal direction, a first sliding block and a third driving mechanism which is used for driving the first sliding block to vertically move; the longitudinal beams are horizontally arranged and are vertical to the cross beams; two ends of the longitudinal beam are respectively connected with a first sliding block, and the first sliding blocks are connected with the rack in a sliding manner; the two ends of the cross beam are connected with the longitudinal beam.

Preferably, the third driving mechanism includes a motor and a first transmission mechanism, and the first transmission mechanism converts the rotation motion of the motor into the vertical movement of the first slider.

Further preferably, the first transmission mechanism comprises a first screw rod, the first screw rod is vertically arranged, a first sliding block is in threaded connection with the first screw rod, and the first sliding block is in sliding fit with a vertical sliding groove in the rack.

Further, the horizontal distance adjusting mechanism comprises a second sliding block and a second driving mechanism for driving the second sliding block to move horizontally; two second sliding blocks are slidably mounted on each longitudinal beam, two ends of each transverse beam are rotatably connected with one of the second sliding blocks on one of the longitudinal beams respectively, and the sliding direction of the second sliding block is parallel to the longitudinal beam.

Furthermore, the second driving mechanism comprises a motor and a double-thread screw rod parallel to the longitudinal beam, and one end of the double-thread screw rod is connected with the motor;

two thread sections are arranged on the double-thread screw, the thread directions of the two thread sections are opposite, and two second sliding blocks on the longitudinal beam are respectively in threaded connection with one of the thread sections; two ends of the double-thread screw are rotationally connected with the first sliding block on the frame.

Furthermore, first actuating mechanism includes flexible arm and connecting rod, flexible arm one end is rotated with the second slider and is connected, and the flexible arm other end rotates with the one end of connecting rod and is connected, the other end and the crossbeam rigid coupling of connecting rod.

Wherein, telescopic boom includes the cylinder.

Preferably, each cross beam is provided with at least two pressing plates, and the pressing plates are detachably connected with the cross beams.

Preferably, the pressure plate is mounted on the cross beam by an optical axis clamping block.

Furthermore, a side plate is connected to one side or both sides of the pressing plate.

Compared with the prior art, the utility model discloses following beneficial effect has:

1, the utility model can automatically open the box mouth, can be used for opening the box mouths of cartons with different sizes, has good universality, can reduce equipment investment and saves cost;

2, horizontal spacing adjustment mechanism adopts the single drive double acting mode of double thread screw rod, not only can improve action efficiency, further improves work efficiency, but also reducible motor quantity simplifies the structure, reduce cost.

Drawings

FIG. 1 is a three-dimensional view of the first embodiment;

FIG. 2 is a side view of the first embodiment;

FIG. 3 is a front view of the first embodiment;

FIG. 4 is a schematic view of a first platen;

FIG. 5 is an enlarged view of a portion of FIG. 4 at A;

FIG. 6 is a schematic structural view of a second platen;

FIG. 7 is a three-dimensional view of the second embodiment;

fig. 8 is a front view of the second embodiment.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings.

Example one

As shown in fig. 1, 2, and 3, the carton opening expanding device disclosed in this embodiment includes a frame 6, a carton opening expanding mechanism for expanding the carton opening, and a conveying mechanism 1 for conveying the carton, where a conveying line of the conveying mechanism 1 is provided with a carton opening expanding station, the carton opening expanding mechanism is located at the carton opening expanding station, and the carton opening expanding mechanism is installed on the frame 6.

The box supporting mechanism comprises a pressing plate 4, two cross beams 21, a first driving mechanism for driving the cross beams 21 to rotate, a first lifting mechanism for driving the cross beams 21 to move up and down, and a horizontal distance adjusting mechanism for adjusting the horizontal distance between the two cross beams 21, wherein at least one pressing plate 4 is arranged on each cross beam 21, and the pressing plate 4 is fixedly connected with the cross beams 21.

The number of the pressing plates 4 is determined according to the need and the structure of the pressing plates 4. As shown in fig. 4, when the side plate 41 is connected to one side of the pressing plate 4 of the first structure, when the opening of the carton 5 is opened, the side plate 41 can be used to open the side wing on the other side of the carton 5, two pairs of pressing plates 4 are required to open the opening of one carton 5 at this time, two pairs of pressing plates 4 are respectively installed on two

cross beams

21, and 4 pressing plates 4 are respectively located at four corners of the carton 5. In order to conveniently adjust the distance between the pressing plates 4, the pressing plates 4 are detachably connected with the cross beam 21. As shown in fig. 5, the cross member 21 is circular, and the pressure plate 4 is mounted on the cross member 21 via the optical axis clamping block 7. The structure can quickly adjust the distance between the press plates 4 on the cross beam 21 according to the requirement, and is suitable for boxes with different sizes.

As shown in fig. 6, when the side plates 41 are connected to both sides of the pressing plate 4, when the opening of the carton 5 is opened, the side plates 41 on both sides can be used to open the side wings on the other two sides of the carton 5, and at this time, only 2 pressing plates 4 are needed to open the opening of one carton 5, and the 2 pressing plates 4 are respectively installed on the two cross beams 21, so that the width of the pressing plate 4 is wider than that of the first structure.

The first lifting mechanism comprises two longitudinal beams 26 arranged at intervals in the horizontal direction, a first sliding block 22 and a third driving mechanism for driving the first sliding block 22 to vertically move; the longitudinal beams 26 are horizontally arranged and vertical to the cross beam 21; two ends of the longitudinal beam 26 are respectively connected with a first sliding block 22, and the first sliding block 22 is connected with the machine frame 6 in a sliding way.

The third driving mechanism includes a motor and a first transmission mechanism that converts the rotational motion of the motor into the vertical movement of the first slider 22. The first transmission mechanism may be a rack and pinion structure, a lead screw nut structure, or the like.

In this embodiment, the first transmission mechanism includes a first screw 23, the first screw 23 is vertically disposed, the first slider 22 is in threaded connection with the first screw 23, the first slider 22 is in sliding fit with a vertical sliding groove on the frame 6, and the first screw 23 is arranged in the frame 6.

Two second sliding blocks 25 are slidably mounted on each longitudinal beam 26, two ends of the cross beam 21 are respectively rotatably connected with one of the second sliding blocks 25 on one of the longitudinal beams 26, and the sliding direction of the second sliding block 25 is parallel to the longitudinal beam 26. In the present embodiment, the longitudinal beam 26 includes two optical axes disposed up and down, and the two optical axes horizontally pass through the through hole of the second slider 25 and are in clearance fit with the second slider 25, so that the second slider 25 can only slide along the longitudinal beam 26 and cannot rotate relative to the longitudinal beam 26. The motor rotates positively to drive the first screw 23 to rotate, so that the first slide block 22 moves upwards along the vertical chute, and then the longitudinal beam 26, the second slide block 25, the cross beam 21 and the pressing plate 4 are driven to move upwards synchronously; when the motor rotates reversely, the first screw 23 is driven to rotate reversely, so that the first slide block 22 moves downwards along the vertical chute, and then the longitudinal beam 26, the second slide block 25, the cross beam 21 and the pressing plate 4 are driven to move downwards synchronously.

The horizontal distance adjusting mechanism comprises a second driving mechanism for driving the second sliding block 25 to move horizontally; the second driving mechanism can be a linear motor, a cylinder and other common linear driving devices. This can be achieved by moving one of the beams 21, or by moving both beams 21 simultaneously. In the embodiment, the second driving mechanism comprises a motor and a double-thread screw 27 parallel to the longitudinal beam 26, one end of the double-thread screw 27 is connected with the motor, and the single-drive double-action mode can improve the action efficiency, reduce the number of the motors and reduce the cost.

As shown in fig. 2, the double-threaded screw 27 is provided with two thread sections: a first thread segment 271 and a second thread segment 272. The thread directions of the first thread section 271 and the second thread section 272 are opposite, two second sliding blocks 25 on the longitudinal beam 26 are respectively in threaded connection with one of the thread sections, and the thread holes on the second sliding blocks 25 are matched with the corresponding thread sections. Two ends of the double-thread screw 27 are rotatably connected with the first slide block 22 on the frame 6. The motor rotates forwards to drive the double-thread screw 27 to rotate forwards, and the two second sliding blocks 25 and the two cross beams 21 on the longitudinal beam 26 are driven to synchronously move in opposite directions; the motor rotates reversely to drive the double-thread screw 27 to rotate reversely, and the two second sliding blocks 25 and the two cross beams 21 are driven to synchronously and oppositely move.

The first driving mechanism comprises a telescopic arm 24 and a connecting rod 28, one end of the telescopic arm 24 is rotatably connected with the second sliding block 25, the other end of the telescopic arm 24 is rotatably connected with one end of the connecting rod 28, and the other end of the connecting rod 28 is fixedly connected with the cross beam 21. The extension and retraction of the telescopic arm 24 can drive the connecting rod 28 to rotate counterclockwise or clockwise, and then drive the cross beam 21 and the pressing plate 4 thereon to rotate forward or backward. The telescopic arm 24 includes a cylinder by which the telescopic movement is achieved.

The utility model discloses prop open the case mouth that station department can prop open two cartons simultaneously at the case mouth. Specifically, the platen of the first structure is employed. Two pairs of pressing plates 4 are respectively arranged on each cross beam 21, so that two cartons 5 can be simultaneously unfolded, and the working efficiency can be greatly improved.

The utility model discloses a theory of operation:

before packaging, the transverse spacing and the longitudinal spacing between the pressing plates 4 are adjusted according to the size requirement of the carton 5, the cross beam 21 is positioned above the outer side of the carton 5, and the pressing plates 4 are positioned above the inner side of the carton. After the carton 5 is conveyed to the carton opening expanding station by the conveying mechanism 1, the first lifting mechanism operates to enable the pressing plate 4 to move downwards to be lower than the tops of the side wings of the carton 5; then, the telescopic arm 24 retracts to drive the beam 21 and the pressing plate 4 to turn outwards, so that the side wings of the carton 5 turn outwards to open the opening of the carton;

then the product manipulator places the product in carton 5, and flexible arm 24 extends and resets, and clamp plate 4 inwards overturns, and first elevating system moves and makes clamp plate 4 upwards move to the normal position. The carton 5 with the products is sent out of the opening station by the conveying mechanism 1.

When the size of carton became big or diminish, the motor drove two screw thread screw 27 forward or reverse rotation, then drove two crossbeams 21 and clamp plate 4 and move in opposite directions or leave mutually to adapt to the carton of not unidimensional.

Because the horizontal distance between the two beams 21 of the device can be automatically adjusted in the longitudinal horizontal direction, the device is mainly suitable for automatically opening the box openings of packaging cartons with different longitudinal sizes, and when the longitudinal horizontal size of the packaging carton changes, the device does not need to be stopped, and can realize continuous production. When the size of the carton in the direction parallel to the cross beam changes, the distance between the pressing plates also needs to be adjusted, and the machine is stopped. Therefore, when a factory designs a packing box, the packing of products with different quantities is preferably realized by changing the unilateral horizontal dimension of the packing box, so that the full-automatic continuous production is favorably realized.

The utility model can automatically open the box opening, improve the working efficiency, is convenient to use and can save the manpower; the packaging box can be suitable for packaging boxes with different sizes, and the universality is strong.

Example two

The difference between this embodiment and the first embodiment is: as shown in fig. 7 and 8, the present embodiment further includes a partition placing mechanism, the partition placing mechanism is located at the box opening expanding station, and the partition placing mechanism is installed on the frame 6. The partition placing mechanism comprises a sucker assembly 37, a second lifting mechanism 36 for driving the sucker assembly 37 to move up and down and a horizontal moving mechanism for driving the sucker assembly 37 to horizontally move.

The horizontal moving mechanism comprises two slide rails 33, a third slide block 31, a horizontal beam 35 and a fourth driving mechanism for driving the horizontal beam 35 to horizontally move along the slide rails 33, the slide rails 33 are horizontally arranged and are perpendicular to the cross beam 21, the slide rails 33 are fixedly connected with the rack 6, the third slide block 31 is slidably mounted on each of the two slide rails 33, and two ends of the horizontal beam 35 are respectively connected with the third slide block 31 on one of the slide rails 33; the horizontal beam 35 is parallel to the cross beam 21, the second lifting mechanism 36 is arranged on the horizontal beam 35, and the sucker assembly 37 is arranged on the second lifting mechanism 36; the second elevating mechanism 36 is a cylinder. In the present embodiment, the slide rail 33 is located between the two side members 26.

The fourth driving mechanism comprises at least one second screw rod 32 and a motor 34, the second screw rod 32 is connected with the motor 34, the second screw rod 32 is in threaded connection with one of the third sliding blocks 31, and the third sliding block 31 is provided with a threaded hole matched with the second screw rod 32. The motor 34 rotates positively to drive the second screw 32 to rotate positively, so that the third slide block 31 moves positively along the slide rail 33, and then the horizontal beam 35, the second lifting mechanism 36 and the sucker assembly 37 are driven to synchronously move horizontally positively; the motor 34 rotates reversely to drive the second screw 32 to rotate reversely, so that the third slide block 31 moves reversely along the slide rail 33, and then drives the horizontal beam 35, the second lifting mechanism 36 and the suction cup assembly 37 to synchronously move horizontally reversely.

After the box opening is opened, a first layer of products are placed in the carton 5 by the product manipulator, the suction cup assembly 37 of the partition placing mechanism sucks the partition and then sends the partition to the position right above the carton 5 through the horizontal moving mechanism, then the second lifting mechanism 36 operates to send the partition into the carton 5, and the suction cup assembly 37 releases the partition; the clapboard placing mechanism resets; the manipulator places the second layer product, and telescopic arm 24 extends and resets, and clamp plate 4 inwards overturns, and first elevating system operation makes clamp plate 4 rebound to the normal position. The carton 5 with the products is sent out of the opening station by the conveying mechanism 1.

The baffle can be put into automatically to this embodiment, can improve work efficiency, and convenient to use can practice thrift the manpower. When the box openings of two cartons need to be simultaneously opened at the box opening station, two pairs of pressing plates 4 are respectively mounted on each cross beam 21 by adopting a pressing plate with a first structure, two second lifting mechanisms 36 are correspondingly mounted on the horizontal beam 35, a sucker assembly 37 is mounted at the bottom of each second lifting mechanism 36, and each sucker assembly 37 comprises 4 suckers 38. Can strut two cartons 5 simultaneously like this and place the baffle to two casees simultaneously, can improve work efficiency greatly.

Of course, the present invention can be embodied in many other forms without departing from the spirit or essential attributes thereof, and it should be understood that various changes and modifications can be made by one skilled in the art without departing from the spirit or essential attributes thereof, and that such changes and modifications are intended to be included within the scope of the appended claims.

Claims

1. Carton mouth struts equipment, including frame (6), be used for strutting case mouth prop case mechanism and be used for carrying conveying mechanism (1) of carton, be equipped with the case mouth on the transmission line of conveying mechanism (1) and strut the station, it is located to prop case mechanism the case mouth struts station department, its characterized in that: the box supporting mechanism comprises a pressing plate (4), two cross beams (21), a first driving mechanism used for driving the cross beams (21) to rotate, a first lifting mechanism used for driving the cross beams (21) to move up and down and a horizontal interval adjusting mechanism used for adjusting horizontal intervals of the two cross beams (21), wherein at least one pressing plate (4) is arranged on each cross beam (21), and the pressing plate (4) is fixedly connected with the cross beams (21).

2. The carton opening expanding apparatus of claim 1, wherein: the first lifting mechanism comprises two longitudinal beams (26) which are arranged at intervals in the horizontal direction, a first sliding block (22) and a third driving mechanism for driving the first sliding block (22) to vertically move; the longitudinal beams (26) are horizontally arranged and are vertical to the cross beam (21); two ends of the longitudinal beam (26) are respectively connected with a first sliding block (22), and the first sliding block (22) is connected with the rack (6) in a sliding manner; both ends of the cross beam (21) are connected with the longitudinal beam (26).

3. The carton mouth distracting apparatus of claim 2, wherein: the third driving mechanism comprises a motor and a first transmission mechanism, and the first transmission mechanism converts the rotary motion of the motor into the vertical movement of the first sliding block (22).

4. The carton opening expanding apparatus of claim 1, wherein: the first transmission mechanism comprises a first screw rod (23), the first screw rod (23) is vertically arranged, a first sliding block (22) is in threaded connection with the first screw rod (23), and the first sliding block (22) is in sliding fit with a vertical sliding groove in the rack (6).

5. A carton opening device according to claim 2, 3 or 4, characterized in that: the horizontal distance adjusting mechanism comprises a second sliding block (25) and a second driving mechanism for driving the second sliding block (25) to move horizontally; two second sliding blocks (25) are arranged on each longitudinal beam (26) in a sliding mode, two ends of the cross beam (21) are respectively connected with one second sliding block (25) on one longitudinal beam (26) in a rotating mode, and the sliding direction of the second sliding blocks (25) is parallel to the longitudinal beams (26).

6. The carton mouth distracting apparatus of claim 5, wherein: the second driving mechanism comprises a motor and a double-thread screw (27) parallel to the longitudinal beam (26), and one end of the double-thread screw (27) is connected with the motor;

two thread sections are arranged on the double-thread screw (27), the thread directions of the two thread sections are opposite, and two second sliding blocks (25) on the longitudinal beam (26) are respectively in threaded connection with one of the thread sections; two ends of the double-thread screw (27) are rotationally connected with a first sliding block (22) on the frame (6).

7. The carton mouth distracting apparatus of claim 5, wherein: the first driving mechanism comprises a telescopic arm (24) and a connecting rod (28), one end of the telescopic arm (24) is rotatably connected with the second sliding block (25), the other end of the telescopic arm (24) is rotatably connected with one end of the connecting rod (28), and the other end of the connecting rod (28) is fixedly connected with the cross beam (21).

8. The carton mouth distracting apparatus of claim 7, wherein: the telescopic arm (24) comprises a cylinder.

9. The carton opening expanding apparatus of claim 1, wherein: each cross beam (21) is provided with at least one pair of pressing plates (4), and the pressing plates (4) are detachably connected with the cross beams (21).

10. Carton opening apparatus according to claim 1 or 9, characterized in that: the pressing plate is connected with a side plate on one side or two sides.