Lifting mechanism of box opening device and self-service pizza machine

Abstract

The utility model discloses a lifting mechanism of box opening device and self-service pizza machine, including mounting base, be used for placing the pick-and-send platform of box body and be used for opening box cover, mounting base is connected with pick-and-send platform, including drive mechanism and lift subassembly, drive mechanism and lift subassembly are respectively installed on mounting base, drive mechanism and lift subassembly are connected with the pick-and-send platform, and the pick-and-send platform is used for the pick-and-send platform. The output end of the driving mechanism is connected with the lifting assembly, a lifting plate is arranged at the output end of the lifting assembly, the box opening frame is installed on the lifting plate, and the lifting plate evenly ascends and descends on the lifting assembly. The lifting plate is driven by the driving mechanism and the lifting assembly to uniformly ascend and descend on the lifting assembly, and the box opening frame is supported by the lifting plate, so that the box opening frame always keeps stable ascending and descending in the ascending and descending process, the ascending and descending stress points are uniformly distributed on the lifting assembly, the driving mechanism is prevented from being abraded, and the service life of the box opening frame is prolonged. Therefore, the service life of the driving mechanism is prolonged, the structure is simple, use is convenient, and stability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of automatic vending machines, in particular to a lifting mechanism of a box opening device and a self-service pizza machine. Background Art

[0002] Self-service vending machines are commonly used equipment for commercial automation. They are not restricted by time and place, can save manpower and facilitate transactions. They are a new form of commercial retail, also known as 24-hour mini supermarkets. And with the changes in the market, vending machines have also appeared in various styles, including vending machines that sell pizza, etc.

[0003] The self-service pizza machine needs to place the pizza in a pizza box and then put it in a storage device for refrigeration or freezing, so as to maintain the quality of the pizza for a long time. When in use, the pizza is taken out of the storage device by the handling device and sent to the box opening device. The box opening device positions the pizza box through the lifting mechanism of the box opening device. The conveying mechanism sends the pizza in the pizza box to the heating device for heating. After the heating is completed, the conveying mechanism takes out the pizza, puts it back into the pizza box and sends it to the delivery port.

[0004] The lifting mechanism of the existing box opening device mainly drives the box opening frame to lift and lower through a linear motor, and the push rod of the box opening frame extends into the pizza box to push the pizza box lid open. Since another rotating mechanism is usually set in the middle of the lifting mechanism of the box opening device to drive the clamping mechanism to close or open in the middle, the linear motor can only be set at a position away from the center of the lifting mechanism of the box opening device, resulting in uneven force during lifting and lowering. Long-term use will cause the linear motor to wear seriously and gradually cause lifting and shaking.

[0005] In view of this, it is necessary to propose a new technical solution to solve the above technical problems. Summary of the invention

[0006] In view of the deficiencies in the prior art, the purpose of the present invention is to provide a lifting mechanism for a box opening device and a self-service pizza machine to solve the problems raised in the background technology.

[0007] In order to achieve the above-mentioned purpose, the first aspect of the utility model provides a lifting mechanism of a box opening device, including a mounting seat, a pick-up and delivery platform for placing a box body, and a box opening frame for opening a box cover, the mounting seat is connected to the pick-up and delivery platform, and includes a driving mechanism and a lifting assembly, the driving mechanism and the lifting assembly are respectively installed on the mounting seat, the output end of the driving mechanism is connected to the lifting assembly, the output end of the lifting assembly is provided with a lifting plate, the box opening frame is installed on the lifting plate, and the lifting plate is evenly lifted and lowered on the lifting assembly.

[0008] In a further technical solution, the lifting assembly includes a fixed plate, a screw and a screw seat, the first end of the screw is connected to the fixed plate, the second end of the screw is connected to the mounting seat, the screw seat is sleeved on the screw, the lifting plate is installed on the screw seat, and the second end of the screw extends into the mounting seat and is connected to the output end of the driving mechanism.

[0009] In a further technical solution, a first bearing is installed at the first end of the screw rod, the inner ring of the first bearing is connected to the screw rod, the outer ring of the first bearing is connected to the fixed plate, and a second bearing is installed at the second end of the screw rod, the inner ring of the second bearing is connected to the screw rod, and the outer ring of the second bearing is connected to the mounting seat.

[0010] In a further technical solution, a through slot for passing the box opening frame is opened in the middle of the fixing plate.

[0011] In a further technical solution, the number of the screw rods is four, the number of the screw rod seats is four, the fixed plate and the lifting plate are both rectangular, the first ends of the four screw rods are respectively connected to the four corners of the fixed plate, the second ends of the four screw rods are respectively extended into the mounting seats and connected to the driving mechanism, and the four screw rod seats are respectively installed at the four corners of the lifting plate.

[0012] In a further technical solution, the driving mechanism includes a driving component and a transmission component, the transmission component includes a first transmission wheel, a second transmission wheel and a transmission belt, the first transmission wheel is installed at the input end of the lifting component, the second transmission wheel is installed at the output end of the driving component, and the transmission belt is sleeved on the first transmission wheel and the second transmission wheel.

[0013] In a further technical solution, the driving assembly includes a driving motor, a tensioning wheel group and a driving seat, the driving seat is installed on the mounting seat, the driving motor and the tensioning wheel group are respectively installed on the driving seat, and the tensioning wheel group is connected to the transmission belt.

[0014] In a further technical solution, the tensioning wheel group includes a tensioning wheel and a rotating shaft, the inner end of the tensioning wheel is installed on the rotating shaft, the outer end of the tensioning wheel is connected to the transmission belt, the first end of the rotating shaft is connected to the mounting seat, and the second end of the rotating shaft is connected to the driving seat.

[0015] In a further technical solution, the mounting seat and the driving seat are respectively provided with key slots, and the two ends of the rotating shaft are respectively installed in the two key slots.

[0016] In a second aspect, the utility model also provides a self-service pizza machine, including a lifting mechanism of the box opening device.

[0017] Compared with the prior art, the utility model brings the following technical effects:

[0018] The lifting mechanism of the box opening device of the utility model drives the lifting plate to evenly lift and lower on the lifting assembly through the driving mechanism and the lifting assembly, and supports the box opening frame through the lifting plate, so that the box opening frame can always maintain stable lifting during the lifting process, and the lifting force points are evenly distributed on the lifting assembly, avoiding wear on the driving mechanism, thereby extending the service life of the driving mechanism, and having a simple structure, easy use and strong stability.

[0019] The self-service pizza machine of the utility model includes all the technical features and beneficial effects of the lifting mechanism of the box opening device, so they are not described in detail. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 It is a structural schematic diagram of the lifting mechanism of the box opening device of the utility model.

[0022] Figure 2 It is a front view of the lifting mechanism of the box opening device of the utility model.

[0023] Figure 3 It is a schematic diagram of the bottom structure of the lifting mechanism of the box opening device of the utility model.

[0024] Figure 4 yes Figure 1 Schematic diagram of the structure after hiding some components.

[0025] Figure 5 yes Figure 3 Schematic diagram of the structure after hiding some components.

[0026] Figure 6 yes Figure 2 A magnified schematic diagram of center A.

[0027] Figure 7 yes Figure 5 A magnified schematic diagram of point B in the middle.

[0028] Description of main component symbols:

[0029] 1. Mounting seat;

[0030] 2. Pick-up and delivery platform;

[0031] 3. Open the box frame;

[0032] 4. Driving mechanism; 41. Driving assembly; 411. Driving motor; 412. Tensioning wheel assembly; 4121. Tensioning wheel; 4122. Rotating shaft; 413. Driving seat; 4131. Keyway; 42. Transmission assembly; 421. First transmission wheel; 422. Second transmission wheel; 423. Transmission belt;

[0033] 5. Lifting assembly; 51. Fixing plate; 511. Through slot; 52. Screw rod; 521. First bearing; 522. Second bearing; 53. Screw rod seat;

[0034] 6. Lifting plate. DETAILED DESCRIPTION

[0035] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0036] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0037] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0038] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0039] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0040] Example 1

[0041] See Figure 1-7 As shown, the lifting mechanism of the box opening device includes a mounting seat 1, a pick-up and delivery platform 2 for placing the box body and a box opening frame 3 for opening the box cover, the mounting seat 1 is connected to the pick-up and delivery platform 2, and includes a driving mechanism 4 and a lifting assembly 5, the driving mechanism 4 and the lifting assembly 5 are respectively installed on the mounting seat 1, the output end of the driving mechanism 4 is connected to the lifting assembly 5, the output end of the lifting assembly 5 is provided with a lifting plate 6, the box opening frame 3 is installed on the lifting plate 6, and the lifting plate 6 is evenly lifted and lowered on the lifting assembly 5.

[0042] The driving mechanism 4 drives the lifting plate 6 to evenly lift and lower on the lifting assembly 5 through the lifting assembly 5, and supports the box opening frame 3 through the lifting plate 6, so that the box opening frame 3 can always maintain a stable lifting during the lifting process, and the lifting force points are evenly distributed on the lifting assembly 5, avoiding wear on the driving mechanism 4, thereby extending the service life of the driving mechanism 4, with a simple structure, easy use and strong stability.

[0043] In a further specific embodiment, the lifting assembly 5 includes a fixing plate 51, a screw rod 52 and a screw rod seat 53, the first end of the screw rod 52 is connected to the fixing plate 51, the second end of the screw rod 52 is connected to the mounting seat 1, the screw rod seat 53 is sleeved on the screw rod 52, the lifting plate 6 is mounted on the screw rod seat 53, and the second end of the screw rod 52 extends into the mounting seat 1 and is connected to the output end of the driving mechanism 4. When the driving mechanism 4 rotates, it drives the screw rod 52 to rotate, so that the lifting plate 6 moves up and down along the screw rod 52 through the screw rod seat 53, and the force point of the lifting plate 6 is transferred to the screw rod 52, thereby avoiding the force on the driving mechanism 4, reducing the wear of the driving mechanism 4, and extending its service life.

[0044] In a further specific embodiment, a first bearing 521 is installed at the first end of the screw rod 52, the inner ring of the first bearing 521 is connected to the screw rod 52, the outer ring of the first bearing 521 is connected to the fixed plate 51, and a second bearing 522 is installed at the second end of the screw rod 52, the inner ring of the second bearing 522 is connected to the screw rod 52, and the outer ring of the second bearing 522 is connected to the mounting seat 1. By providing the first bearing 521 and the second bearing 522, the screw rod 52 can rotate on the fixed plate 51 and the mounting seat 1, with a simple structure and strong practicality.

[0045] In a further specific embodiment, a through slot 511 is provided in the middle of the fixing plate 51 for passing the box opening frame 3. Through the provision of the through slot 511, the box opening frame 3 can move up and down in the through slot 511, and the box opening frame 3 is prevented from touching the fixing plate 51 and causing wear when being lifted or lowered.

[0046] As a preferred embodiment, the number of screw rods 52 in this embodiment is four, the number of screw rod seats 53 is four, the fixed plate 51 and the lifting plate 6 are both rectangular, the first ends of the four screw rods 52 are respectively connected to the four corners of the fixed plate 51, the second ends of the four screw rods 52 are respectively extended into the mounting seat 1 and connected to the driving mechanism 4, and the four screw rod seats 53 are respectively installed at the four corners of the lifting plate 6. Through the arrangement of the four screw rods 52 and the four screw rod seats 53, the force points of the lifting plate 6 are transferred to the screw rods 52 and the screw rod seats 53, thereby avoiding the force on the driving mechanism 4 and reducing the wear of the driving mechanism 4. It is achieved that the screw rod 52 is driven to rotate by the driving mechanism 4, so that the lifting plate 6 moves up and down evenly along the screw rod 52 through the screw rod seats 53.

[0047] In other specific embodiments, the number of screw rods 52 is three, the number of screw rod seats 53 is three, the fixed plate 51 and the lifting plate 6 are both triangular, the first ends of the three screw rods 52 are respectively connected to the three corners of the fixed plate 51, the second ends of the three screw rods 52 are respectively extended into the mounting seat 1 and connected to the driving mechanism 4, and the three screw rod seats 53 are respectively installed at the three corners of the lifting plate 6.

[0048] It should be noted that, in other specific embodiments, the number of the screw rods 52 may be five, and the number of the screw rod seats 53 may also be five. In this case, the corresponding shapes of the fixing plate 51 and the lifting plate 6 should be pentagonal.

[0049] The above two specific implementations are selected according to actual conditions. Both of the two specific implementations can achieve the technical effect of reducing the wear of the drive mechanism 4.

[0050] In a further specific embodiment, the driving mechanism 4 includes a driving component 41 and a transmission component 42, the transmission component 42 includes a first transmission wheel 421, a second transmission wheel 422 and a transmission belt 423, the first transmission wheel 421 is installed at the input end of the lifting component 5, the second transmission wheel 422 is installed at the output end of the driving component 41, and the transmission belt 423 is sleeved on the first transmission wheel 421 and the second transmission wheel 422. It should be noted that the driving component 41 of the utility model uses a rotary motor, and the second transmission wheel 422 is driven to rotate by the rotation of the rotary motor, thereby driving the first transmission wheel 421 to rotate through the transmission belt 423, and transmitting the force to the screw rod 52 to drive the screw rod seat 53 to move up and down. It can be understood that the second end of each screw rod 52 is respectively provided with a first transmission wheel 421, so the rotary motor can drive multiple screw rods 52 to rotate when rotating, so as to realize that the lifting plate 6 is evenly moved up and down on the screw rod 52.

[0051] In a further specific embodiment, the driving assembly 41 includes a driving motor 411, a tensioning wheel group 412 and a driving seat 413, the driving seat 413 is mounted on the mounting seat 1, the driving motor 411 and the tensioning wheel group 412 are respectively mounted on the driving seat 413, and the tensioning wheel group 412 is connected to the transmission belt 423. The tension of the transmission belt 423 can be adjusted by setting the tensioning wheel group 412, and the structure is simple and the adjustment is convenient.

[0052] In a further specific embodiment, the tensioning wheel assembly 412 includes a tensioning wheel 4121 and a rotating shaft 4122, wherein the inner end of the tensioning wheel 4121 is mounted on the rotating shaft 4122, the outer end of the tensioning wheel 4121 is connected to the transmission belt 423, the first end of the rotating shaft 4122 is connected to the mounting seat 1, and the second end of the rotating shaft 4122 is connected to the driving seat 413. The mounting seat 1 and the driving seat 413 are respectively provided with key slots 4131, and the two ends of the rotating shaft 4122 are respectively mounted on the two key slots 4131. The setting of the rotating shaft 4122 enables the tensioning wheel 4121 to rotate on the rotating shaft 4122, and the setting of the key slot 4131 enables the rotating shaft 4122 to be adjusted on the mounting seat 1 and the driving seat 413, thereby realizing the adjustment of the tightness of the transmission belt 423, with a simple structure and convenient adjustment.

[0053] Example 2

[0054] The self-service pizza machine includes a lifting mechanism of the box opening device. The self-service pizza machine of this embodiment includes all the technical features and technical effects of the embodiment 1, so it will not be repeated.

[0055] Descriptions such as "specific examples" or "some examples" mean that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine different embodiments or examples described in this specification and the features of different embodiments or examples, unless they are contradictory.

[0056] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations on the present invention. Ordinary technicians in the field can change, modify, replace and modify the above embodiments. As long as they meet the purpose of the present invention, they should be within the scope of protection required by the present invention, such as: different combinations of specific embodiments, different combinations of distinguishing technical features.

Claims

1. A lifting mechanism of a box opening device, comprising a mounting seat (1), a pick-up and delivery platform (2) for placing a box body, and a box opening frame (3) for opening a box cover, wherein the mounting seat (1) is connected to the pick-up and delivery platform (2), and is characterized in that: The invention comprises a driving mechanism (4) and a lifting assembly (5), wherein the driving mechanism (4) and the lifting assembly (5) are respectively mounted on the mounting seat (1), the output end of the driving mechanism (4) is connected to the lifting assembly (5), the output end of the lifting assembly (5) is provided with a lifting plate (6), the box opening frame (3) is mounted on the lifting plate (6), and the lifting plate (6) is evenly lifted and lowered on the lifting assembly (5).

2. The lifting mechanism of the box opening device according to claim 1, characterized in that: The lifting assembly (5) comprises a fixing plate (51), a screw rod (52) and a screw rod seat (53); the first end of the screw rod (52) is connected to the fixing plate (51); the second end of the screw rod (52) is connected to the mounting seat (1); the screw rod seat (53) is sleeved on the screw rod (52); the lifting plate (6) is mounted on the screw rod seat (53); the second end of the screw rod (52) extends into the mounting seat (1) and is connected to the output end of the driving mechanism (4).

3. The lifting mechanism of the box opening device according to claim 2, characterized in that: A first bearing (521) is installed at the first end of the screw rod (52), the inner ring of the first bearing (521) is connected to the screw rod (52), and the outer ring of the first bearing (521) is connected to the fixing plate (51); a second bearing (522) is installed at the second end of the screw rod (52), the inner ring of the second bearing (522) is connected to the screw rod (52), and the outer ring of the second bearing (522) is connected to the mounting seat (1).

4. The lifting mechanism of the box opening device according to claim 2, characterized in that: A through slot (511) for passing the box opening frame (3) is formed in the middle of the fixing plate (51).

5. The lifting mechanism of the box opening device according to claim 2, characterized in that: The number of the screw rods (52) is four, the number of the screw rod seats (53) is four, the fixed plate (51) and the lifting plate (6) are both rectangular, the first ends of the four screw rods (52) are respectively connected to the four corners of the fixed plate (51), the second ends of the four screw rods (52) respectively extend into the mounting seats (1) and are connected to the driving mechanism (4), and the four screw rod seats (53) are respectively mounted on the four corners of the lifting plate (6).

6. The lifting mechanism of the box opening device according to claim 1, characterized in that: The driving mechanism (4) comprises a driving assembly (41) and a transmission assembly (42); the transmission assembly (42) comprises a first transmission wheel (421), a second transmission wheel (422) and a transmission belt (423); the first transmission wheel (421) is mounted on an input end of the lifting assembly (5); the second transmission wheel (422) is mounted on an output end of the driving assembly (41); and the transmission belt (423) is sleeved on the first transmission wheel (421) and the second transmission wheel (422).

7. The lifting mechanism of the box opening device according to claim 6, characterized in that: The driving assembly (41) comprises a driving motor (411), a tensioning wheel group (412) and a driving seat (413); the driving seat (413) is mounted on the mounting seat (1); the driving motor (411) and the tensioning wheel group (412) are respectively mounted on the driving seat (413); and the tensioning wheel group (412) is connected to the transmission belt (423).

8. The lifting mechanism of the box opening device according to claim 7, characterized in that: The tensioning wheel assembly (412) comprises a tensioning wheel (4121) and a rotating shaft (4122), wherein the inner end of the tensioning wheel (4121) is mounted on the rotating shaft (4122), the outer end of the tensioning wheel (4121) is connected to the transmission belt (423), the first end of the rotating shaft (4122) is connected to the mounting seat (1), and the second end of the rotating shaft (4122) is connected to the driving seat (413).

9. The lifting mechanism of the box opening device according to claim 8, characterized in that: The mounting seat (1) and the driving seat (413) are respectively provided with key slots (4131), and the two ends of the rotating shaft (4122) are respectively mounted on the two key slots (4131).

10. Self-service pizza machine, characterized by: A lifting mechanism comprising the box opening device according to any one of claims 1 to 9.

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