CN212147912U

CN212147912U - Drying device of screen printing machine

Info

Publication number: CN212147912U
Application number: CN202020674397.3U
Authority: CN
Inventors: 李海福; 陶辉
Original assignee: Dongguan Jiamg Optical Electronic Co ltd
Current assignee: Dongguan Jiamg Optical Electronic Co ltd
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2020-12-15
Anticipated expiration: 2030-04-27

Abstract

The utility model relates to a screen printing equipment technical field, more specifically say, it relates to a screen printing machine drying device, and its technical scheme main points are: the drying mechanism comprises a drying box with an opening at the bottom and a plurality of infrared hot wave tubes arranged in the drying box, and a space for the object placing plate to pass through is formed between the drying box and the conveying platform; the conveying table comprises a bottom frame, side columns which are fixedly arranged on two opposite sides of the top of the bottom frame and are parallel to each other in the horizontal direction, two transmission rollers which are transversely supported between the two side columns in a rotating mode at intervals and a transmission belt which is connected between the two transmission rollers, the two transmission rollers are correspondingly arranged at two ends of each side column respectively, and a power part is fixedly arranged on the side wall of one side column. The device puts into the developments stoving environment with the printed matter of treating the stoving, and the transportation is carried to the while stoving, has reduced workman's intensity of labour.

Description

Drying device of screen printing machine

Technical Field

The utility model relates to a screen printing equipment technical field, more specifically say, it relates to a screen printing machine drying device.

Background

Screen printing belongs to stencil printing and is known as four major printing methods together with lithographic, embossing and gravure printing. The stencil printing includes stencil printing, spray printing, screen printing, etc. The principle of stencil printing is that when a printing plate (a paper film plate or a plate base of other plates is provided with holes through which ink can pass) is printed, the ink is transferred to a printing stock (paper, ceramic and the like) through the holes of the stencil plate by certain pressure to form images or characters.

In the prior art, a screen printing machine usually adopts ink to print patterns, and after the ink printing treatment is carried out on a printed matter, because the absorption force of the printed matter is weaker, the ink patterns on the printed matter are easy to be pasted after being touched if the ink patterns are not dried in time, thereby causing unnecessary loss and influencing the working quality and efficiency. At present, manufacturers of screen printing products put printed matters with patterns into a layered oven for drying so as to shorten the drying time of the patterns. However, the existing drying technologies are all static drying, the printed matters are placed in static equipment for drying, a large space is needed for placing the printed matters to be dried, after the drying equipment finishes drying one batch, the dried products are taken out and then placed in the next batch of products, the labor intensity of workers is high, and therefore improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a screen printing machine drying device, the device will treat during the printed matter of drying is put into dynamic stoving environment, and the limit is dried and is carried the transportation, has reduced workman's intensity of labour.

The above technical purpose of the present invention can be achieved by the following technical solutions: a drying device of a screen printing machine comprises a conveying table and a drying mechanism, wherein the conveying table is used for placing object placing plates and used for conveying the object placing plates, the drying mechanism is arranged above the conveying table and comprises a drying box and a plurality of infrared heat wave tubes, the bottom of the drying box is provided with an opening, the infrared heat wave tubes are arranged in the drying box, and a space for the object placing plates to pass through is formed between the drying box and the conveying table; carry the platform to include the chassis, along the horizontal direction respectively fixed set up in the relative both sides in chassis top and the side post that is parallel to each other, horizontal interval rotate bear two driving rollers between two side posts and connect the driving belt between two driving rollers, two the driving roller corresponds respectively and sets up in the both ends of side post, and the lateral wall of one of them side post is fixed to be provided with power spare.

Through adopting above-mentioned technical scheme, power spare drive driving roller rotates, and has realized under driving belt's cooperation carrying to the stoving case putting the thing board, and a plurality of infrared ray heat wave pipes carry out the stoving operation to putting the printed matter on the thing board, will treat during the printed matter of drying puts into dynamic stoving environment, carry the transportation while drying, have reduced workman's intensity of labour.

The present invention may be further configured in a preferred embodiment as: the power part is a first motor, and an output shaft of the first motor is coaxially and fixedly connected to one end of one of the side columns.

Through adopting above-mentioned technical scheme, first motor drive driving roller rotates, and has realized the transport of opposition thing board under driving belt's cooperation, and simple structure is practical.

The present invention may be further configured in a preferred embodiment as: the two side columns are respectively provided with an accommodating cavity along the respective length direction, and the conveying table is provided with an adjusting assembly for adjusting the height of the drying box; the adjusting assembly comprises two adjusting frames which are arranged between two side columns at intervals along the conveying direction of the transmission belt, each adjusting frame comprises a horizontal supporting rod, vertical supporting rods which are hinged to two ends of the horizontal supporting rod respectively, and horizontal cross rods which are arranged right above the horizontal supporting rods and in the same direction with the corresponding horizontal supporting rods, two ends of each horizontal supporting rod are correspondingly and rotatably connected between the two side columns and located between the upper surface and the lower surface of the transmission belt, the horizontal cross rods are connected to the bottom edge of the drying box, one ends of the two vertical supporting rods, far away from the horizontal supporting rods, are correspondingly hinged to two ends of each horizontal cross rod, the horizontal cross rods, the two corresponding vertical supporting rods and the corresponding horizontal supporting rods enclose a deformable parallelogram, a yielding hole for rotating the vertical supporting rods is formed in the top of each side column, the yielding hole is communicated with the containing cavity, and a transmission assembly for driving the two adjusting frames to move synchronously and a locking assembly for locking the adjusting frames are arranged on the conveying table .

Through adopting above-mentioned technical scheme, utilize the characteristics of parallelogram deformation, and two alignment jig synchronous deformation of transmission assembly drive, thereby highly adjusting the infrared ray heat wave pipe in the stoving case, after the altitude mixture control of infrared ray heat wave pipe arrives suitable position, locking Assembly fixes two alignment jigs, make the stoving case can keep stable state, make the high position of the infrared ray heat wave pipe on the stoving mechanism can carry out appropriate regulation according to the required stoving temperature of the tempering membrane of different specifications, and then improved the application scope of device.

The present invention may be further configured in a preferred embodiment as: the transmission assembly comprises a transmission shaft arranged between the two adjusting frames along the horizontal direction, a pair of bevel gears is arranged between the transmission shaft and the two horizontal support rods, and the transmission shaft is rotatably supported on one side column.

By adopting the technical scheme, the synchronous deformation of the two adjusting frames is realized by utilizing the matching of the two pairs of bevel gears and the transmission shaft, and the structure is simple and practical.

The present invention may be further configured in a preferred embodiment as: the locking assembly comprises a worm wheel and a worm which are meshed with each other, the worm wheel is fixedly sleeved on the transmission shaft, the worm rotates along the horizontal direction to be borne in the containing cavity of one of the side columns, and one end of the worm extends to the outside of the side column.

Through adopting above-mentioned technical scheme, utilize worm gear complex auto-lock characteristic, convenient and fast's realization the transmission shaft lock after rotating suitable position.

The present invention may be further configured in a preferred embodiment as: the worm extends the fixed runner that is provided with in the outside one end of side post.

Through adopting above-mentioned technical scheme, the setting up of runner makes things convenient for the staff to rotate the worm, has improved the convenience of operation.

The present invention may be further configured in a preferred embodiment as: a limiting column is arranged on one side wall of the vertical support rod along the length direction of the horizontal support rod, an arc-shaped guide hole for the limiting column to be movably matched is formed in the side wall of the side column, and the guide hole is communicated with the containing cavity.

Through adopting above-mentioned technical scheme, the pilot hole has played fine guide effect to the rotation of spacing post is slided, and then has further improved the stability of alignment jig in the accommodation process.

The present invention may be further configured in a preferred embodiment as: the outer side wall of the side column is provided with scale marks along the vertical direction, and the scale marks are located on one side of the rotating wheel.

Through adopting above-mentioned technical scheme, the setting of scale mark has improved the precision of stoving case altitude mixture control.

To sum up, the utility model discloses following beneficial effect has at least:

1. the device puts the printed matter to be dried into a dynamic drying environment, and the printed matter is dried and conveyed at the same time, so that the labor intensity of workers is reduced;

2. the device utilizes the characteristics of parallelogram deformation, and the transmission assembly drives the two adjusting frames to synchronously deform, so that the height of the infrared heat wave tube in the drying box is adjusted, and after the height of the infrared heat wave tube is adjusted to a proper position, the locking assembly fixes the two adjusting frames, so that the drying box can keep a stable state, the height position of the infrared heat wave tube on the drying mechanism can be properly adjusted according to the drying temperature required by toughened films of different specifications, and the application range of the device is further improved;

3. the guide hole plays a good guiding role in the rotating and sliding of the limiting column, and the stability of the adjusting frame in the adjusting process is further improved.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

FIG. 2 is a partial sectional view of the connection between the conveying table and the drying mechanism in the embodiment of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 2.

In the figure: 1. a conveying table; 101. a chassis; 102. a side post; 103. a driving roller; 104. a drive belt; 2. an accommodating cavity; 3. a drying mechanism; 301. a drying box; 302. an external line hot wave tube; 303. an air outlet pipe; 304. an exhaust fan; 4. a hole of abdication; 5. an adjusting bracket; 51. a horizontal stay bar; 52. a vertical stay bar; 521. a limiting column; 53. a horizontal cross bar; 6. a drive shaft; 7. a bevel gear; 8. a locking assembly; 81. a worm gear; 82. a worm; 9. a rotating wheel; 10. a first motor; 11. a guide hole; 12. scale lines are marked.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a screen process press drying device, including supplying a plurality of thing boards (not mark in the picture) of putting to place and be used for carrying the transport platform 1 of putting the thing board and install in the stoving mechanism 3 of carrying platform 1 top, the discharge end intercommunication of carrying platform 1 has the platform of receiving. Specifically, the conveying table 1 comprises an underframe 101, side posts 102 welded to two opposite sides of the top of the underframe 101 along the horizontal direction and parallel to each other, two driving rollers 103 transversely and alternately rotatably supported between the two side posts 102, and a driving belt 104 connected between the two driving rollers 103, wherein the two driving rollers 103 are respectively and correspondingly positioned at two ends of the side posts 102; meanwhile, a power member is fixedly installed on the side wall of one of the side pillars 102 in the horizontal direction, in this embodiment, the power member may preferably be a first motor 10, and an output shaft of the first motor 10 is coaxially and fixedly connected to an end of one of the driving rollers 103.

Specifically, the drying mechanism 3 includes a drying box 301 having a rectangular parallelepiped bottom with an opening, a plurality of infrared heat wave tubes 302 horizontally and fixedly installed at the top of the inner cavity of the drying box 301 at intervals, an air outlet tube 303 fixedly installed at the top of the drying box 301 and communicated with the inside of the drying box 301, and an exhaust fan 304 installed on the air outlet tube 303, wherein a space for passing the object placing plate is formed between the drying box 301 and the conveying table 1. In this embodiment, the number of the infrared thermal wave tubes 302 may preferably be five, and the five infrared thermal wave tubes 302 are uniformly distributed at intervals, so that the printed matter entering the lower portion of the drying box 301 is uniformly heated, and a good drying effect is maintained.

Referring to fig. 1 and 2, the two side columns 102 are provided with accommodating cavities 2 along respective length directions, and an adjusting assembly for adjusting the height of the drying box 301 is further mounted on the conveying table 1. Specifically, the adjusting assembly includes two adjusting brackets 5 disposed between the two side posts 102 at intervals along the conveying direction of the transmission belt 104, each adjusting bracket 5 includes a horizontal stay 51, vertical stays 52 respectively hinged to two ends of the horizontal stay 51, and a horizontal cross bar 53 disposed directly above the horizontal stay 51 and in the same direction as the corresponding horizontal stay 51, two ends of the horizontal stay 51 are respectively and correspondingly rotatably connected between the two side posts 102 and located between the upper and lower surfaces of the transmission belt 104, the horizontal cross bar 53 is fixedly connected to the bottom side of the drying box 301, one ends of the two vertical stays 52 far away from the horizontal stay 51 are correspondingly hinged to two ends of the horizontal cross bar 53, and the horizontal cross bar 53, the two corresponding vertical stays 52 and the horizontal stay 51 enclose a deformable parallelogram. Meanwhile, the top of the side column 102 is provided with a yielding hole 4 for the vertical support rod 52 to rotate along the transmission direction of the transmission belt 104, the yielding hole 4 is communicated with the accommodating cavity 2, and the conveying table 1 is provided with a transmission assembly for driving the two adjusting frames 5 to synchronously move and a locking assembly 8 for locking the adjusting frames 5.

Referring to fig. 2 and 3, in particular, the transmission assembly includes a transmission shaft 6 installed between two adjusting frames 5 along the horizontal direction, a pair of bevel gears 7 are installed between the transmission shaft 6 and two horizontal support rods 51, and the transmission shaft 6 is rotatably supported in the accommodating cavity 2 of one of the side posts 102; the locking assembly 8 comprises a worm wheel 81 and a worm 82 which are meshed with each other, the worm wheel 81 is fixedly sleeved on the transmission shaft 6, the worm 82 rotates along the horizontal direction and is borne in the accommodating cavity 2 of the side column 102 on the same side with the transmission shaft 6, one end of the worm extends to the outside of the side column 102, and the rotating wheel 9 is welded at one end of the worm 82 extending to the outside of the side column 102. Utilize the characteristics of parallelogram deformation, and utilize the cooperation of two pairs of bevel gears 7 and transmission shaft 6, drive two alignment jig 5 synchronous deformations to adjust the height of infrared ray heat wave pipe 302 in stoving case 301, after the height-adjusting of infrared ray heat wave pipe 302 arrives suitable position, utilize worm wheel 81 worm 82 complex auto-lock characteristic to adjust two alignment jig 5 behind the suitable position well and fix, make stoving case 301 can keep the stable state.

In addition, the outer side wall of the side column 102 is provided with scale marks 12 along the vertical direction, and the scale marks 12 are positioned on one side of the rotating wheel 9; meanwhile, the side walls of the two vertical support rods 52 which are located on the same adjusting frame 5 and deviate from each other are welded with cylindrical limiting columns 521 along the horizontal direction, the side walls of the side columns 102 are provided with arc-shaped guide holes 11 for movably matching the limiting columns 521, the guide holes 11 are communicated with the accommodating cavities 2, the guide holes 11 play a good guiding role in sliding the limiting columns 521, and then the stability of the adjusting frame 5 in the adjusting process is further improved.

The implementation principle of the embodiment is as follows: drying mechanism 3 dries the printed matter of placing on putting the thing board and having printed, utilizes the characteristics of parallelogram deformation, and two adjusting bracket 5 synchronous deformations of transmission assembly drive to highly adjusting the infrared ray heat wave pipe 302 in to stoving case 301, after the height-adjusting of infrared ray heat wave pipe 302 arrived suitable position, locking Assembly 8 is fixed to two adjusting bracket 5, makes stoving case 301 can keep stable state.

The above embodiments are merely illustrative of the present invention, and are not intended to limit the present invention, and those skilled in the art can make modifications of the present embodiments without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent law within the scope of the present invention.

Claims

1. The utility model provides a screen printing machine drying device which characterized in that: the drying device comprises a conveying platform (1) for placing the object placing plate and conveying the object placing plate and a drying mechanism (3) arranged above the conveying platform (1), wherein the drying mechanism (3) comprises a drying box (301) with an opening at the bottom and a plurality of infrared hot wave tubes (302) arranged in the drying box (301), and a space for the object placing plate to pass through is formed between the drying box (301) and the conveying platform (1); the conveying table (1) comprises an underframe (101), side posts (102) which are arranged on two opposite sides of the top of the underframe (101) and are parallel to each other, two transmission rollers (103) which are transversely supported between the two side posts (102) in a rotating mode at intervals and a transmission belt (104) which is connected between the two transmission rollers (103), wherein the two transmission rollers (103) are arranged at two ends of the side posts (102) correspondingly, and a power part is fixedly arranged on the side wall of one side post (102).

2. The drying device of the screen printing machine according to claim 1, wherein: the power part is a first motor (10), and an output shaft of the first motor (10) is coaxially and fixedly connected to one end of one of the side columns (102).

3. The drying device of the screen printing machine according to claim 1, wherein: the two side columns (102) are respectively provided with an accommodating cavity (2) along the respective length direction, and an adjusting assembly for adjusting the height of the drying box (301) is arranged on the conveying table (1); the adjusting assembly comprises two adjusting frames (5) which are arranged between two side columns (102) at intervals along the conveying direction of the transmission belt (104), each adjusting frame (5) comprises a horizontal support rod (51), vertical support rods (52) which are respectively hinged at two ends of the horizontal support rod (51) and a horizontal cross rod (53) which is arranged right above the horizontal support rod (51) and is in the same direction with the corresponding horizontal support rod (51), two ends of the horizontal support rod (51) are respectively and correspondingly connected between the two side columns (102) in a rotating mode and are located between the upper surface and the lower surface of the transmission belt (104), the horizontal cross rod (53) is connected to the bottom edge of the drying box (301), one end, far away from the horizontal support rod (51), of each vertical support rod (52) is correspondingly hinged at two ends of the horizontal cross rod (53), and the horizontal cross rod (53) and the corresponding vertical support rods (52) and the horizontal support rod (51) are enclosed to form a deformable quadrangle, the top of side post (102) is provided with and supplies vertical vaulting pole (52) pivoted hole of stepping down (4), hole of stepping down (4) with holding chamber (2) are linked together, be provided with on carrying platform (1) and be used for driving two adjustment bracket (5) simultaneous movement's transmission assembly and locking Assembly (8) of locking adjustment bracket (5).

4. The drying device of the screen printing machine according to claim 3, wherein: the transmission assembly comprises a transmission shaft (6) which is arranged between the two adjusting frames (5) along the horizontal direction, a pair of bevel gears (7) is arranged between the transmission shaft (6) and the two horizontal support rods (51), and the transmission shaft (6) is rotatably supported on one side column (102).

5. The drying device of the screen printing machine according to claim 4, wherein: the locking assembly (8) comprises a worm wheel (81) and a worm (82) which are meshed with each other, the worm wheel (81) is fixedly sleeved on the transmission shaft (6), the worm (82) is rotatably borne in the accommodating cavity (2) of one side column (102) along the horizontal direction, and one end of the worm extends to the outside of the side column (102).

6. The drying device of the screen printing machine according to claim 5, wherein: and one end of the worm (82) extending to the outside of the side column (102) is fixedly provided with a rotating wheel (9).

7. The drying device of the screen printing machine according to claim 3, wherein: a limiting column (521) is arranged on one side wall of the vertical support rod (52) along the length direction of the horizontal support rod (51), an arc-shaped guide hole (11) for the limiting column (521) to be movably matched is formed in the side wall of the side column (102), and the guide hole (11) is communicated with the accommodating cavity (2).

8. The drying device of the screen printing machine according to claim 6, wherein: the outer side wall of the side column (102) is provided with scale marks (12) in the vertical direction, and the scale marks (12) are located on one side of the rotating wheel (9).