CN220744373U - Conveying device and silk screen printing equipment - Google Patents

Abstract

The utility model discloses a conveying device and screen printing equipment. The conveying device comprises a frame, the conveying mechanism comprises a supporting piece and a rotating mechanism, and the supporting piece is arranged on the frame and can be lifted relative to the frame; the swing rod assembly comprises a swing rod and a plurality of swing arms, the swing rod is rotatably arranged on the frame, the plurality of swing arms are arranged at intervals along the axial direction of the swing rod, and one end of each swing arm is fixedly connected with the swing rod; the lifting mechanisms are arranged on the frame and can move up and down along the frame, the lifting mechanisms are arranged in one-to-one correspondence with the swing arms, one end of each lifting mechanism is connected with the supporting piece, and the other end of each lifting mechanism is hinged with the other end of each swing arm; the driving mechanism is arranged on the frame and is in transmission connection with the swing rod, and when the driving mechanism drives the swing rod to swing, the lifting mechanism can be driven to lift through the swing arm so as to enable the supporting piece to lift relative to the frame. The utility model can realize stable lifting of the conveying mechanism, improves the practicability and stability of the conveying device, and is beneficial to ensuring the production efficiency and the screen printing quality of the screen printing equipment.

Description

Conveying device and silk screen printing equipment

Technical Field

The utility model relates to the technical field of silk-screen printing equipment, in particular to a conveying device and silk-screen printing equipment.

Background

The silk screen industry typically sets up conveyor to the feed end of silk screen printing machine to carry large-scale material to the silk screen printing machine, in the in-process that the material carried, need adjust conveyor's height, so that the material shifts to another race table conveying mechanism steadily. In the prior art, a plurality of cylinders are arranged on a frame of a conveying device, the cylinders are connected with a supporting piece of a conveying mechanism of the conveying device, and the supporting piece is lifted and lowered by lifting the cylinders at the same time, so that the purpose of adjusting the height of the conveying mechanism is achieved. Because of the instability of the air pressure providing the power of the air cylinders, the air cylinders cannot be stably lifted at the same time, and thus the production efficiency and the screen printing quality of the screen printing equipment may be affected.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model proposes a conveying device which enables a smooth lifting of the conveying mechanism.

The utility model further provides silk screen printing equipment with the conveying device.

According to the first aspect of the utility model, the conveying device comprises a frame, a conveying mechanism, a swing rod assembly, a plurality of lifting mechanisms and a driving mechanism, wherein the conveying mechanism comprises a supporting piece and a rotating mechanism, the rotating mechanism is rotatably arranged on the supporting piece, and the supporting piece is arranged on the frame and can lift relative to the frame; the swing rod assembly comprises a swing rod and a plurality of swing arms, the swing rod is rotatably arranged on the rack, the swing arms are arranged at intervals along the axial direction of the swing rod, and one end of each swing arm is fixedly connected with the swing rod; the lifting mechanisms are arranged on the frame and can move up and down along the frame, the lifting mechanisms and the swing arms are arranged in one-to-one correspondence, one end of each lifting mechanism is connected with the supporting piece, and the other end of each lifting mechanism is hinged with the other end of each swing arm; the driving mechanism is arranged on the frame and is in transmission connection with the swing rod, and when the driving mechanism drives the swing rod to swing, the lifting mechanism can be driven by the swing arm to lift so as to enable the supporting piece to lift relative to the frame.

The conveying device provided by the embodiment of the utility model has at least the following beneficial effects: the swing rod assembly is connected with the supporting piece through the lifting mechanism, and the swing rod assembly swings under the driving of the driving mechanism, so that the swing arms are driven to synchronously rotate, and the lifting mechanism is driven to move up and down along the frame when the swing arms rotate, so that the conveying mechanism stably lifts, the practicability and the stability of the conveying device are improved, and the production efficiency and the silk-screen quality of silk-screen printing equipment are guaranteed.

According to some embodiments of the present utility model, the conveying mechanism includes two supporting members and two rotating mechanisms, the two supporting members are oppositely disposed, the two rotating mechanisms are disposed on the two supporting members in a one-to-one correspondence manner, the two rotating mechanisms are connected through a transmission shaft, the swing rod assembly includes a first swing rod assembly and a second swing rod assembly, the first swing rod assembly and the second swing rod assembly are disposed in a one-to-one correspondence manner with the two supporting members, the driving mechanism is in transmission connection with the swing rod of the first swing rod assembly, a linkage mechanism is disposed between the driving mechanism and the second swing rod assembly, and when the driving mechanism drives the rotating shaft of the first swing rod assembly to swing, the swing rod of the second swing rod assembly can swing synchronously through the linkage mechanism, so that the two supporting members can lift synchronously relative to the frame.

According to some embodiments of the utility model, the linkage mechanism comprises a first sliding part, a second sliding part and a gear, wherein the first sliding part and the second sliding part are oppositely arranged and are both arranged on the frame in a sliding manner, the gear is arranged on the frame and is positioned between the first sliding part and the second sliding part, the first sliding part is provided with a first rack, the second sliding part is provided with a second rack, the gear is respectively meshed with the first rack and the second rack, the first sliding part is in transmission connection with the driving mechanism, and the second sliding part is in transmission connection with the second swing rod assembly.

According to some embodiments of the utility model, a first sliding rail and a second sliding rail are arranged on the frame, a first sliding seat is arranged on the first sliding rail in a sliding manner, the first sliding piece is installed on the first sliding seat, a second sliding seat is arranged on the second sliding rail in a sliding manner, and the second sliding piece is installed on the second sliding seat.

According to some embodiments of the utility model, the lifting mechanism comprises a fixed seat and a guide pillar, the fixed seat is arranged on the frame, the guide pillar is arranged on the fixed seat in a penetrating manner and can slide up and down relative to the fixed seat, one end of the guide pillar is fixedly connected with the supporting piece, and the other end of the guide pillar is rotatably connected with the corresponding swing arm through a first connecting rod.

According to some embodiments of the utility model, the conveying mechanism further comprises a power mechanism, the power mechanism comprises a motor and a transmission mechanism, the motor is arranged on the frame, the transmission mechanism comprises a synchronous wheel set and a synchronous belt, the synchronous wheel set comprises at least two synchronous wheels, the at least two synchronous wheels are arranged on a fixing plate at intervals along the up-down direction, the fixing plate is arranged on the supporting piece, so that the synchronous wheel set can lift relative to the frame along with the supporting piece, one synchronous wheel is in transmission connection with the rotating mechanism, and the synchronous belt sequentially winds the power wheel of the motor and the synchronous wheel set.

According to some embodiments of the utility model, the power mechanism further comprises a pulley block, the pulley block comprises a first pulley and a second pulley, the first pulley and the second pulley are rotatably arranged on the frame, and the synchronous belt is sequentially wound around the power wheel, the first pulley, the synchronous pulley group and the second pulley of the motor.

According to some embodiments of the utility model, the rotating mechanism includes a driving wheel, a driven wheel, and a conveyor belt, the driving wheel and the driven wheel being rotatably provided to the support member in a conveying direction, the conveyor belt being wound around the driving wheel and the driven wheel.

According to some embodiments of the utility model, the frame is provided with a riding wheel, and the conveying belt is abutted with the surface of the riding wheel.

The silk screen printing device according to the embodiment of the second aspect of the utility model comprises the conveying device according to any of the embodiments.

The silk screen printing equipment provided by the embodiment of the utility model has at least the following beneficial effects: the conveying device adopted by the silk-screen printing equipment is connected with the supporting piece through the swing rod assembly and the lifting mechanism, the swing rod assembly swings under the driving of the driving mechanism, and then the swing arms are driven to synchronously rotate, and the lifting mechanism is driven to move up and down along the frame when the swing arms rotate, so that the conveying mechanism is stably lifted, the practicability and the stability of the conveying device are improved, and the production efficiency and the silk-screen printing quality of the silk-screen printing equipment are guaranteed.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described with reference to the accompanying drawings and examples, in which:

FIG. 1 is a schematic perspective view of a conveying apparatus according to an embodiment of the present utility model;

FIG. 2 is an exploded view of a delivery device according to one embodiment of the present utility model;

FIG. 3 is a schematic perspective view of a conveyor according to an embodiment of the utility model with a frame removed;

fig. 4 is a schematic perspective view of a conveying mechanism of a conveying device according to an embodiment of the present utility model;

FIG. 5 is a schematic view showing a rising state of a power mechanism of a conveying apparatus according to an embodiment of the present utility model;

FIG. 6 is a schematic view showing a lowered state of a power mechanism of a conveying apparatus according to an embodiment of the present utility model;

FIG. 7 is a schematic perspective view of a linkage mechanism of a conveying device according to an embodiment of the present utility model;

fig. 8 is a schematic perspective view of a part of the structure of a screen printing apparatus according to one embodiment of the utility model.

Reference numerals:

a conveying device 100;

the device comprises a frame 200, a bearing fixing seat 201 and a bearing 202;

conveying mechanism 300, supporting piece 301, rotating mechanism 302, driving wheel 303, driven wheel 304, conveying belt 305, riding wheel 306 and transmission shaft 307;

swing link assembly 400, swing link 401, swing arm 402, first swing link assembly 410, second swing link assembly 420;

the lifting mechanism 500, the fixing seat 501, the guide pillar 502, the first connecting rod 503 and the through hole 504;

the linkage mechanism 600, the first sliding piece 601, the second sliding piece 602, the first sliding rail 603, the second sliding rail 604, the first sliding seat 605, the second sliding seat 606, the mounting side plate 607, the bottom plate 608, the first rack 609, the second rack 610 and the gear 611;

power mechanism 700, motor 701, power wheel 702, synchronizing wheel 703, timing belt 704, first pulley 705, second pulley 706, and fixing plate 707;

a drive mechanism 800;

screen printing apparatus 900, printer frame 901.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description and simplification of the description, and does not indicate or imply that the apparatus or element in question must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the utility model.

In the description of the present utility model, the description of the first and second is only for the purpose of distinguishing technical features, and should not be construed as indicating or implying relative importance or implying the number of technical features indicated or the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1, 2 and 3, a conveying apparatus 100 according to an embodiment of the present utility model includes a frame 200, a conveying mechanism 300, a swing rod assembly 400, a plurality of lifting mechanisms 500 and a driving mechanism 800, wherein the conveying mechanism 300 is disposed on the frame 200, the frame 200 is used for docking with corresponding equipment, materials can be conveyed to the corresponding equipment through the conveying mechanism 300, the conveying mechanism 300 includes a supporting member 301 and a rotating mechanism 302, the rotating mechanism 302 is rotatably disposed on the supporting member 301, and the supporting member 301 is disposed on the frame 200 and can be lifted relative to the frame 200; the swing rod assembly 400 comprises a swing rod 401 and a plurality of swing arms 402, wherein the swing rod 401 is rotatably arranged on the frame 200, the plurality of swing arms 402 are arranged at intervals along the axial direction of the swing rod 401, and one end of the swing arm 402 is fixedly connected with the swing rod 401; the lifting mechanisms 500 are arranged on the frame 200 and can move up and down along the frame 200, the lifting mechanisms 500 are arranged in one-to-one correspondence with the swing arms 402, one end of each lifting mechanism 500 is connected with the supporting piece 301, and the other end of each lifting mechanism 500 is hinged with the other end of the corresponding swing arm 402; the driving mechanism 800 is disposed on the frame 200, the driving mechanism 800 is in transmission connection with the swing rod 401, and when the driving mechanism 800 drives the swing rod 401 to swing, the swing arm 402 can drive the lifting mechanism to lift, so that the supporting member 301 can lift relative to the frame 200.

Specifically, in the present embodiment, the conveying mechanism 300 includes two supporting members 301 and two rotating mechanisms 302, the two supporting members 301 are disposed opposite to each other, the two rotating mechanisms 302 are disposed on the corresponding supporting members 301 in one-to-one correspondence, and are rotatable on the corresponding supporting members 301, and the two rotating mechanisms 302 are connected by a transmission shaft 307 to achieve synchronous rotation of the two rotating mechanisms.

The swing link assembly 400 includes a swing link 401 and a plurality of swing arms 402, and the swing link assembly 400 includes a first swing link assembly 410 and a second swing link assembly 420, the swing link 401 of the first swing link assembly 410 and the swing link 401 of the second swing link assembly 420 are both disposed on the frame 200 and are capable of swinging at a predetermined angle on the frame 200, specifically, referring to fig. 3, a bearing fixing seat 201 is disposed on the frame 200, a bearing 202 is mounted on the bearing fixing seat 201, the bearing 202 is sleeved on the swing link 401, and the swing link 401 is rotatably mounted on the frame 200 through the bearing 202. The first swing rod assembly 410 is in transmission connection with one of the supporting pieces 301, the second swing rod assembly 420 is in transmission connection with the other supporting piece 301, the swing arms 402 are arranged at intervals along the axial direction of the corresponding swing rod 401, one end of each swing arm 402 is fixedly connected with the corresponding swing rod 401, and when the swing rod 401 swings, the swing arms 402 can swing synchronously along with the swing rod 401.

The frame 200 is provided with a plurality of lifting mechanisms 500, the lifting mechanisms 500 are arranged in one-to-one correspondence with the swing arms 402, the lifting mechanisms 500 can move up and down along the frame 200, one end of each lifting mechanism 500 is connected with the corresponding supporting piece 301, the other end of each lifting mechanism 500 is hinged with the other end of each swing arm 402, the driving mechanism 800 is arranged on the frame 200, the driving mechanism 800 is in transmission connection with the swing rod 401 of the first swing rod assembly 410, a linkage mechanism 600 is arranged between the driving mechanism 800 and the second swing rod assembly 420, and when the driving mechanism 800 drives the rotating shaft of the first swing rod assembly 410 to swing, the swing rod 401 of the second swing rod assembly 420 can swing synchronously through the linkage mechanism 600, so that the two supporting pieces 301 can lift synchronously relative to the frame 200. In this embodiment, the driving mechanism 800 adopts a cylinder, the output end of the cylinder is in transmission connection with the swing rod 401, and the cylinder can drive the swing rod 401 to swing when acting. The swing rod assembly 400 of the conveying device 100 is connected with the supporting piece 301 through the lifting mechanism 500, the swing rod assembly 400 swings under the driving of the driving mechanism 800, and then the swing arms 402 are driven to synchronously rotate, and the lifting mechanism 500 is driven to move up and down along the frame 200 when the swing arms 402 rotate, so that the conveying mechanism 300 is stably lifted, the practicability and the stability of the conveying device 100 are improved, and the production efficiency and the silk-screen quality of silk-screen printing equipment are guaranteed.

It can be understood that, the conveying mechanism 300 may also adopt other structural forms, for example, the conveying mechanism 300 is provided with a supporting member 301 and two rotating mechanisms 302, the supporting member 301 is disposed on the frame 200 through a lifting mechanism 500, the two rotating mechanisms 302 are disposed on two sides of the supporting member 301, the swing rod assembly 400 is only provided with one set, the swing rod 401 of the swing rod assembly 400 is rotatably disposed on the frame 200, the plurality of swing arms 402 are disposed along the axial direction of the swing rod 401, one end of the swing arm 402 is fixedly connected with the swing rod 401, the other end of the swing arm 402 is connected with the lifting mechanism 500, the driving mechanism 800 is disposed on the frame 200, the output end of the driving mechanism 800 is in transmission connection with the swing rod 401 so as to drive the swing rod 401 to rotate, the swing rod 401 is driven by the driving mechanism 800 to swing, and then the plurality of swing arms 402 are driven to rotate synchronously, and the lifting mechanism 500 is driven to move up and down along the frame 200 when the swing arm 402 rotates, thereby, the structure of the supporting member 301 and the swing rod 401 is adopted, the conveying mechanism 300 can be lifted up and down, the practicability and stability of the conveying device 100 are improved, and the quality of silk screen printing equipment are guaranteed.

It will be appreciated that the driving mechanism 800 may also employ a motor 701 or the like, which is not limited herein.

Referring to fig. 7, in some embodiments, the linkage 600 includes a first slider 601, a second slider 602, and a gear 611. Specifically, the rack 200 is provided with a mounting side plate 607, the mounting side plate 607 is provided with a bottom plate 608, the first sliding piece 601 and the second sliding piece 602 are oppositely arranged on the bottom plate 608 and can slide on the bottom plate 608, the first sliding piece 601 is provided with a first rack 609, the second sliding piece 602 is provided with a second rack 610, the gear 611 is arranged on the rack 200 and is positioned between the first sliding piece 601 and the second sliding piece 602, the gear 611 is meshed with the first rack 609 and the second rack 610 respectively, the first sliding piece 601 is in transmission connection with the driving mechanism 800, and the second sliding piece 602 is in transmission connection with the second swing rod assembly. When the driving mechanism 800 acts, the swing rod 401 of the first swing rod assembly 410 is driven to swing, so that the supporting piece 301 in transmission connection with the first swing rod assembly 410 moves up and down, meanwhile, the first sliding piece 601 is driven to slide, the first rack 609 drives the gear 611 to rotate, and then the second rack 610 meshed with the gear 611 is driven to move, so that the second sliding piece 602 is driven to slide reversely along the first sliding piece 601, the swing rod 401 of the second swing rod assembly 420 is driven to swing, the swing arm 402 connected with the swing rod 401 is driven to swing, so that the supporting piece 301 in transmission connection with the second swing rod assembly 420 is driven to synchronously move.

Referring to fig. 7, in some embodiments, a first slide rail 603 and a second slide rail 604 are disposed on a bottom plate 608, the first slide rail 603 and the second slide rail 604 are disposed on the bottom plate 608 side by side, a first slide seat 605 is slidably disposed on the first slide rail 603, a first sliding member 601 is mounted on the first slide seat 605, a second slide seat 606 is slidably disposed on the second slide rail 604, and a second sliding member 602 is mounted on the second slide seat 606, so that the sliding of the first sliding member 601 and the second sliding member 602 can be smooth through the cooperation of the slide rails and the slide seats.

It should be noted that, the linkage mechanism 600 is not limited to the specific structure disclosed in the above embodiment, and other linkage structures may be adopted, for example, a link structure is disposed at the output end of the driving mechanism 800, and the second swing rod assembly and the first swing rod assembly are directly driven to synchronously operate by the link structure, so that the purpose of stably lifting the conveying mechanism 300 can be achieved.

Referring to fig. 3 and 4, in some embodiments, the lifting mechanism includes a fixing base 501 and a guide pillar 502, the fixing base 501 is disposed on the frame 200, the fixing base 501 is provided with a through hole 504, the guide pillar 502 is disposed through the through hole 504 of the fixing base 501 and can slide up and down relative to the fixing base 501, one end of the guide pillar 502 is fixedly connected with the supporting member 301, the other end of the guide pillar is rotatably connected with the corresponding swing arm 402 through a first connecting rod 503, and when the swing arm 401 swings, the swing arm 402 is driven to swing synchronously, so that the guide pillar 502 is driven to slide relative to the fixing base 501 through the first connecting rod 503, and then the corresponding supporting member 301 is driven to move up and down, thereby, by the cooperation of the swing arm assembly 400 and the lifting mechanism 500, the conveying mechanism 300 can stably lift relative to the frame 200, and when the conveying device 100 cooperates with a moving table of the screen printer, stable and rapid conveying and transferring work of printing materials can be realized, preparation is provided for the next printing process, and printing production efficiency and quality are improved.

Referring to fig. 2, in order for the conveying mechanism 300 to perform a conveying function, the conveying mechanism 300 further includes a power mechanism 700, and the power mechanism 700 includes a motor 701 and a transmission mechanism. In this embodiment, the motor 701 is disposed on the frame 200, the transmission mechanism includes a synchronizing wheel set and a synchronizing belt 704, the synchronizing wheel set includes two synchronizing wheels 703, the two synchronizing wheels 703 are disposed on a fixing plate 707 at intervals along an up-down direction, and the two synchronizing wheels 703 are fixed on positions on the fixing plate 707, the fixing plate 707 is disposed on the supporting member 301, when the conveying mechanism 300 is lifted up and down relative to the frame 200, the fixing plate 707 can lift up and down relative to the frame 200 along with the supporting member 301, the synchronizing belt 704 sequentially winds the power wheel 702 and the synchronizing wheel set disposed on the motor 701, and one synchronizing wheel 703 is in transmission connection with the rotation mechanism 302, so as to realize power transmission of the motor 701 to the conveying mechanism 300. With the power mechanism 700 having the above structure, the motor 701 is fixed to the frame 200, and the motor 701 does not rise and fall together with the conveying mechanism 300, so that the load of the rising and falling power is greatly reduced, and the rising and falling action of the conveying mechanism 300 is smoother.

Referring to fig. 2, in some embodiments, the power mechanism 700 further includes a pulley block, the pulley block includes a first pulley 705 and a second pulley 706, the first pulley 705 and the second pulley 706 are rotatably disposed on the frame 200, the synchronous belt 704 is sequentially wound around the power wheel 702, the first pulley 705, the synchronous wheel set and the second pulley 706 of the motor 701, and the first pulley 705 and the second pulley 706 play a role of tensioning the synchronous belt 704, so as to avoid a larger oscillation of the synchronous belt 704 in the power output process of the power mechanism 700, and ensure the normal output of the power mechanism 700.

It will be appreciated that the synchronizing wheels 703 of the synchronizing wheel set may be three or more, or the pulleys of the pulley block may be three or more according to circumstances, which is not limited herein.

Referring to fig. 5 and 6, fig. 5 and 6 are schematic diagrams of the transmission power of the power mechanism 700. As shown, the power wheel 702, the first pulley 705 and the second pulley 706 of the motor 701 are fixed on the frame 200 through shafts, the positions of the power wheel 702, the first pulley 705 and the second pulley 706 of the motor 701 are unchanged, and two synchronizing wheels 703 of the synchronizing wheel set are fixed on a fixed plate 707. Referring to fig. 5, when the conveying mechanism 300 is lifted, the fixing plate 707 is lifted along with the conveying mechanism 300, and at this time, the positions of the power wheel 702, the first pulley 705 and the second pulley 706 of the motor 701 are unchanged, and the two synchronizing wheels 703 are lifted along with the conveying mechanism 300, so as to realize power output of the power mechanism 700; referring to fig. 6, when the conveying mechanism 300 descends, the fixing plate 707 descends together with the conveying mechanism 300, and at this time, the positions of the power wheel 702, the first pulley 705 and the second pulley 706 of the motor 701 are unchanged, and the two synchronizing wheels 703 descend along with the conveying mechanism 300 to achieve power output of the power mechanism 700.

In this embodiment, when the synchronous belt 704 is driven around multiple wheels, the power wheel 702 of the motor 701 is stationary, and the synchronous wheel 703 moves relatively, so that the load of lifting power is greatly reduced, and the lifting action of the conveying mechanism 300 is smoother.

It will be appreciated that in this embodiment, the synchronous belt 704 is a toothed synchronous belt 704, and correspondingly, the synchronous wheel 703, the pulley and the power wheel 702 of the motor 701 are all provided with toothed structures.

It should be noted that, the timing belt 704 may also have a chain structure, and the timing wheel 703, the pulley, and the power wheel 702 of the motor 701 may all be sprockets, which are not limited herein.

Referring to fig. 4, the rotating mechanism 302 of the conveying mechanism 300 includes a driving wheel 303, a driven wheel 304 and a conveying belt 305, in this embodiment, the driving wheel 303 and the driven wheel 304 are pulleys, the driving wheel 303 and the driven wheel 304 are rotatably disposed on the supporting member 301 along the conveying direction, the conveying belt 305 is wound around the driving wheel 303 and the driven wheel 304, the driving wheels 303 of the two rotating mechanisms 302 are connected through a transmission shaft 307, the driving wheel 303 is in transmission connection with the power mechanism 700, the power mechanism 700 drives the driving wheel 303 of one rotating mechanism 302 to rotate, and meanwhile, power is transmitted to the other rotating mechanism 302 through the transmission shaft 307, and the driving wheel 303 drives the conveying belt 305 to rotate in a revolving manner, so as to realize conveying of materials.

Referring to fig. 1 and 4, in some embodiments, a roller 306 is provided on the frame 200, and the conveyor belt 305 abuts against a surface of the roller 306, and the roller 306 plays a role in tensioning the conveyor belt 305.

The driving wheel 303 and the driven wheel 304 of the rotation mechanism 302 may be a sprocket structure, and the conveyor belt 305 may be a chain accordingly, which is not limited herein.

Referring to fig. 8, fig. 8 discloses a part of a structure of a screen printing apparatus 900, and as shown in the drawing, the part of the structure of the screen printing apparatus 900 according to an embodiment of the utility model includes a printing frame 901, and one end of the printing frame 901 is provided with the conveying device 100 according to any of the embodiments. The conveying device 100 adopted by the silk-screen printing equipment is connected with the supporting piece 301 through the swing rod assembly 400 and the lifting mechanism 500, and the swing rod assembly 400 swings under the drive of the driving mechanism 800 so as to drive the swing arms 402 to synchronously rotate, so that the conveying mechanism 300 can stably lift, the practicability and the stability of the conveying device 100 are improved, and the production efficiency and the silk-screen printing quality of the silk-screen printing equipment are guaranteed.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

Of course, the present utility model is not limited to the above-described embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the present utility model, and these equivalent modifications or substitutions are included in the scope of the present utility model as defined in the claims.

Claims (10)

1. A conveying apparatus, comprising:

a frame;

the conveying mechanism comprises a supporting piece and a rotating mechanism, wherein the rotating mechanism is rotatably arranged on the supporting piece, and the supporting piece is arranged on the frame and can be lifted relative to the frame;

the swing rod assembly comprises a swing rod and a plurality of swing arms, the swing rod is rotatably arranged on the rack, the swing arms are arranged at intervals along the axial direction of the swing rod, and one end of each swing arm is fixedly connected with the swing rod;

the lifting mechanisms are arranged on the frame and can move up and down along the frame, the lifting mechanisms are arranged in one-to-one correspondence with the swing arms, one end of each lifting mechanism is connected with the supporting piece, and the other end of each lifting mechanism is hinged with the other end of each swing arm;

the driving mechanism is arranged on the frame and is in transmission connection with the swing rod, and when the driving mechanism drives the swing rod to swing, the lifting mechanism can be driven by the swing arm to lift so as to enable the supporting piece to lift relative to the frame.

2. The conveying device according to claim 1, wherein the conveying mechanism comprises two supporting pieces and two rotating mechanisms, the two supporting pieces are oppositely arranged, the two rotating mechanisms are arranged on the two supporting pieces in a one-to-one correspondence manner, the two rotating mechanisms are connected through a transmission shaft, the swinging rod assemblies comprise a first swinging rod assembly and a second swinging rod assembly, the first swinging rod assembly and the second swinging rod assembly are arranged in one-to-one correspondence with the two supporting pieces, the driving mechanism is in transmission connection with the swinging rod of the first swinging rod assembly, a linkage mechanism is arranged between the driving mechanism and the second swinging rod assembly, and when the driving mechanism drives a rotating shaft of the first swinging rod assembly to swing, the swinging rod of the second swinging rod assembly can swing synchronously through the linkage mechanism, so that the two supporting pieces can lift synchronously relative to the frame.

3. The conveying device according to claim 2, wherein the linkage mechanism comprises a first sliding member, a second sliding member and a gear, the first sliding member and the second sliding member are arranged oppositely and are both arranged on the frame in a sliding manner, the gear is arranged on the frame and is located between the first sliding member and the second sliding member, the first sliding member is provided with a first rack, the second sliding member is provided with a second rack, the gear is meshed with the first rack and the second rack respectively, the first sliding member is in transmission connection with the driving mechanism, and the second sliding member is in transmission connection with the second swing rod assembly.

4. A conveying device according to claim 3, wherein a first sliding rail and a second sliding rail are arranged on the frame, a first sliding seat is arranged on the first sliding rail in a sliding mode, the first sliding piece is installed on the first sliding seat, a second sliding seat is arranged on the second sliding rail in a sliding mode, and the second sliding piece is installed on the second sliding seat.

5. The conveying device according to claim 1, wherein the lifting mechanism comprises a fixing seat and a guide pillar, the fixing seat is arranged on the frame, the guide pillar is arranged on the fixing seat in a penetrating manner and can slide up and down relative to the fixing seat, one end of the guide pillar is fixedly connected with the supporting piece, and the other end of the guide pillar is rotatably connected with the corresponding swing arm through a first connecting rod.

6. The conveying device according to claim 1, wherein the conveying mechanism further comprises a power mechanism, the power mechanism comprises a motor and a transmission mechanism, the motor is arranged on the frame, the transmission mechanism comprises a synchronous wheel set and a synchronous belt, the synchronous wheel set comprises at least two synchronous wheels, the at least two synchronous wheels are arranged on a fixing plate at intervals along the up-down direction, the fixing plate is arranged on the supporting piece, so that the synchronous wheel set can lift relative to the frame along with the supporting piece, one synchronous wheel is in transmission connection with the rotating mechanism, and the synchronous belt is sequentially wound on the power wheel of the motor and the synchronous wheel set.

7. The transport apparatus of claim 6, wherein the power mechanism further comprises a pulley block, the pulley block comprises a first pulley and a second pulley, the first pulley and the second pulley are rotatably disposed on the frame, and the timing belt is sequentially wound around the power wheel, the first pulley, the timing wheel set, and the second pulley of the motor.

8. A conveying device according to claim 1 or 2, wherein the rotating mechanism comprises a driving wheel, a driven wheel, and a conveying belt, the driving wheel and the driven wheel being rotatably provided to the support member in a conveying direction, the conveying belt being wound around the driving wheel and the driven wheel.

9. The conveyor apparatus of claim 8 wherein the frame is provided with a roller, the conveyor belt abutting the roller surface.

10. A screen printing apparatus comprising a conveying device according to any one of claims 1 to 9.