CN113172987B

CN113172987B - Be used for accurate scraping and printing equipment of spring festival couplet

Info

Publication number: CN113172987B
Application number: CN202110385035.1A
Authority: CN
Inventors: 沈俊鹏
Original assignee: Chongqing Rich Plastics Co ltd
Current assignee: Chongqing Rich Plastics Co ltd
Priority date: 2021-04-09
Filing date: 2021-04-09
Publication date: 2023-06-02
Anticipated expiration: 2041-04-09
Also published as: CN113172987A

Abstract

The invention relates to scraping and printing equipment, in particular to precise scraping and printing equipment for spring festival couplets. The invention aims to provide precise scraping and printing equipment for the spring festival couplets, which reduces the manpower waste, improves the scraping and printing uniformity and improves the printing rate. The technical scheme of the invention is as follows: a precision scraping and printing device for spring festival couplets, comprising: the top side of the base is connected with the placing table; the scraping and printing mechanism is connected to the top side of the placing table; the clamping mechanisms are connected with two clamping mechanisms on two sides of the top of the placing table. According to the invention, the cylinder, the scraping box, the fixed scraping plate and the movable scraping plate are matched to achieve the purpose of scraping and printing the spring festival scroll paper and improving the scraping and printing uniformity.

Description

Be used for accurate scraping and printing equipment of spring festival couplet

Technical Field

The invention relates to scraping and printing equipment, in particular to precise scraping and printing equipment for spring festival couplets.

Background

In the festival such as spring festival and wedding celebration, the traditional Chinese that can post spring festival and antithetical couplet are good in praise in the festival of China from ancient times to date, along with the gradual improvement of people's quality of life, the demand to spring festival and antithetical couplet also increases gradually, at present spring festival and antithetical couplet generally adopt screen printing equipment to make by hand, traditional printing machine only can the manpower compress spring festival and antithetical couplet paper when printing, carries out manual printing afterwards, so just makes whole manufacturing process extravagant manpower, production efficiency is lower.

The traditional manual printing spring festival scroll has the advantages of wasting unnecessary manpower, being uneven in printing, too complicated in printing process and low in printing speed, and causing a plurality of unnecessary troubles in the printing process.

Disclosure of Invention

In order to overcome the defects of uneven printing and low printing speed, the invention has the following technical problems: the precise scraping and printing equipment for the spring festival couplets is capable of reducing manpower waste, improving the scraping and printing uniformity and improving the printing rate.

The technical proposal is as follows: a precision scraping and printing device for spring festival couplets, comprising:

the top side of the base is connected with the placing table;

the scraping and printing mechanism is connected to the top side of the placing table;

the clamping mechanisms are connected with two clamping mechanisms on two sides of the top of the placing table.

Further, the scraping mechanism includes:

the support frame is connected with the top side of the placing table;

the inner side of the support frame is connected with a cylinder, and the cylinder penetrates through the support frame;

the output shaft of the air cylinder is connected with the hollow cylinder;

the hollow cylinder is connected with the bent rod in a sliding manner;

the bent rod is connected with the fixed scraping plate in a sliding manner;

the scraping and printing box is connected to the placing table in a sliding manner, and the fixed scraping plate is connected with the scraping and printing box in a sliding manner;

the movable scraping plate is connected with the fixed scraping plate in a sliding manner.

Further, the clamping mechanism includes:

the four sides of the top of the placing table are connected with two first bearing seats;

the first rotating shafts are rotationally connected in the first bearing seats;

the pressing plate is rotationally connected between the two first rotating shafts;

the first torsion springs are wound on the first rotating shafts, and are positioned on the outer sides of the pressing plates.

Further, still include elevating system, elevating system includes:

the first spring is connected between the bent rod and the fixed scraping plate;

the first support rods are connected to two sides of the top of the scraping and printing box;

the wedge-shaped blocks are connected between the inner sides of the two first support rods;

and the two sides of the top of the base are connected with the second springs, and the top ends of the second springs are connected with the bottom side of the scraping and printing box.

Further, still include screens mechanism, screens mechanism includes:

the second bearing seat is connected with two second bearing seats on four sides of the placing table;

the two sides of the placing table are connected with two guide rods, and the guide rods are positioned between the second bearing seats;

the second rotating shafts are rotatably arranged between the second bearings at the two sides;

the two sides of the second rotating shaft are wound with two second torsion springs, and the outer sides of the second torsion springs are connected with the inner wall of the second bearing seat;

the two sides of the second rotating shaft are connected with rotating rods, the outer sides of the rotating rods are connected with the inner ends of the second torsion springs, and the inner sides of the rotating rods are contacted with the outer sides of the guide rods;

the cutting ferrule, scrape the equal sliding connection in seal case both sides and have two cutting ferrules, and the cutting ferrule inboard contacts with the guide bar outside.

Further, the utility model also comprises a release mechanism, wherein the release mechanism comprises:

the two sides of the placing table are rotatably connected with two third rotating shafts;

the reel is wound on the third rotating shaft, the reel is wound on one end of the second rotating shaft, and the reel is wound on one second bearing;

nylon ropes are wound between the reels;

racks are connected to two sides of the fixed scraping plate;

the gear is connected to one of the third rotating shafts and meshed with the rack;

and the third springs are connected between the top wall of the scraping box and the top side of the clamping sleeve.

Further, still include positioning mechanism, positioning mechanism includes:

the two sides of the placing table are connected with the second supporting rods, and the second rotating shaft is rotatably connected with the second supporting rods;

the inner walls of the second supporting rods are connected with a plurality of fourth springs;

and the clamping columns are connected between the tail ends of the fourth springs at the two sides.

Further, still include lifting mechanism, lifting mechanism includes:

the fixed block is connected with both sides of the top of the fixed scraping plate and is connected with the movable scraping plate in a sliding manner;

the movable scraping plates are wound with the fifth springs, and the fifth springs are positioned between the fixed scraping plates and the fixed blocks;

the two sides of the scraping and printing box are rotatably connected with the rotating plate;

and the rotating plates are wound with third torsion springs.

The invention has the beneficial effects that: 1. the cylinder, the scraping and printing box, the fixed scraping plate and the movable scraping plate are matched, so that the purpose of scraping and printing the spring festival scroll paper and improving the uniformity of scraping and printing is achieved.

2. The spring festival scroll paper is clamped by the cooperation of the pressing plate, the first rotating shaft and the first torsion spring, so that the aim of facilitating subsequent operation is fulfilled.

3. The first spring, the first support rod, the wedge block and the second spring are matched to achieve the purpose of automatically pressing down the scraping and printing box.

4. Through the cooperation of guide bar, second pivot, bull stick and cutting ferrule to reach chucking and fixed scraping seal case, be convenient for scrape the purpose of seal.

5. Through the cooperation of reel, nylon rope, rack and gear to reach automatic dismantlement fixed, improve the purpose of scraping the seal rate.

6. The second support rod, the fourth spring and the clamping column are matched to achieve the purpose of clamping and fixing the clamping column.

7. Through the cooperation of slide bar, fixed block, revolving plate and third torsional spring to guarantee to scrape the pigment and can fully soak, improve the purpose of scraping the degree of consistency of seal.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic perspective view of the scraping mechanism of the present invention.

Fig. 3 is a schematic perspective view of the clamping mechanism of the present invention.

Fig. 4 is a schematic perspective view of the lifting mechanism of the present invention.

Fig. 5 is a schematic perspective view of a detent mechanism of the present invention.

Fig. 6 is a schematic perspective view of the release mechanism of the present invention.

Fig. 7 is a schematic perspective view of a positioning mechanism according to the present invention.

Fig. 8 is a schematic perspective view of a lifting mechanism according to the present invention.

Meaning of reference numerals in the drawings: 1_base, 2_rest table, 3_squeegee mechanism, 30_support frame, 31_cylinder, 32_hollow cylinder, 33_crank, 34_squeegee case, 35_stationary squeegee, 36_movable squeegee, 4_clamping mechanism, 40_first bearing housing, 41_platen, 42_first spindle, 43_first torsion spring, 5_lifting mechanism, 50_first spring, 51_first support bar, 52_wedge, 53_second spring, 6_detent mechanism, 60_second bearing housing, 61_guide bar, 62_second spindle, 63_rotating bar, 64_second torsion spring, 65_clamp sleeve, 7_release mechanism, 70_reel, 71_nylon rope, 72_rack, 73_third spring, 74_gear, 75_third spindle, 8_positioning mechanism, 80_second support bar, 81_fourth spring, 82_clamp post, 9_lifting mechanism, 91_fixed block, 92_fifth spring, 93_rotating plate, 94_third torsion spring.

Detailed Description

The objects, technical solutions and advantages of the present invention will become more apparent by the following detailed description of the present invention with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the invention. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present invention.

Example 1

A be used for accurate scraping printing equipment of spring festival couplet, as shown in fig. 1, including base 1, place platform 2, scrape printing mechanism 3 and clamping mechanism 4, the base 1 upside is connected with places platform 2, places the platform 2 upside and is connected with scrapes printing mechanism 3, places the both sides and all is connected with two clamping mechanism 4 around the platform 2 upper portion.

When the device is required to be used, a user can pour pigment into the scraping and printing mechanism 3, rotate the clamping mechanism 4 outwards, then the user can place the spring festival scroll paper on the placing table 2, loosen the clamping mechanism 4, drive the clamping mechanism 4 to rotate inwards under the reset action of the clamping mechanism 4 so as to achieve the purpose of clamping the spring festival scroll paper and facilitating subsequent operation, the user pushes the scraping and printing mechanism 3 downwards, then starts the scraping and printing mechanism 3, the telescopic rod of the scraping and printing mechanism 3 stretches, drives the scraping and printing mechanism 3 to move rightwards, closes the scraping and printing mechanism 3, then starts the telescopic rod of the scraping and printing mechanism 3 to shorten, drives the scraping and printing mechanism 3 to move leftwards, and repeatedly moves so as to achieve the purpose of scraping and printing the uniformity of scraping and printing the spring festival scroll paper.

Example 2

On the basis of embodiment 1, as shown in fig. 2 and 8, the scraping mechanism 3 comprises a supporting frame 30, an air cylinder 31, a hollow cylinder 32, a curved rod 33, a scraping box 34, a fixed scraping plate 35 and a movable scraping plate 36, wherein the upper side of the placing table 2 is connected with the supporting frame 30, the inner side of the supporting frame 30 is connected with the air cylinder 31, the air cylinder 31 penetrates through the supporting frame 30, the output shaft of the air cylinder 31 is connected with the hollow cylinder 32, the curved rod 33 is connected with the fixed scraping plate 35 in a sliding manner in the hollow cylinder 32, the scraping box 34 is connected with the placing table 2 in a sliding manner, the fixed scraping plate 35 is connected with the scraping box 34 in a sliding manner, and the movable scraping plate 36 is connected with the fixed scraping plate 35 in a sliding manner.

When the device is needed to be used, a user can pour pigment into the scraping and printing box 34, after the user clamps the spring festival scroll paper, the scraping and printing box 34 is pushed downwards, the scraping and printing box 34 moves downwards to drive the fixed scraper 35 to move downwards, the fixed scraper 35 moves downwards to drive the movable scraper 36 to move downwards, meanwhile, the curved bar 33 is driven to slide downwards in the hollow cylinder 32, then the cylinder 31 is started, the telescopic rod of the cylinder 31 stretches to drive the hollow cylinder 32 to move rightwards, the hollow cylinder 32 moves rightwards to drive the curved bar 33 to move rightwards, the curved bar 33 moves rightwards to drive the fixed scraper 35 to move rightwards, the fixed scraper 35 moves rightwards to drive the movable scraper 36 to move rightwards, the cylinder 31 is closed, then the telescopic rod of the cylinder 31 is started to shorten, the hollow cylinder 32 is driven to move leftwards, the hollow cylinder 32 moves leftwards to drive the curved bar 33 to move leftwards, the fixed scraper 35 is driven to move leftwards, the movable scraper 36 is repeatedly moved to achieve the purpose of scraping and printing uniformity of the spring festival scroll paper, when the scraped good spring festival scroll is needed to be taken down, the curved bar 33 moves upwards to drive the movable scraper 35 to move upwards repeatedly, and the fixed scraper 35 is driven to move upwards repeatedly when the scraping and printing is carried out.

As shown in fig. 3, the clamping mechanism 4 includes a first bearing seat 40, a pressing plate 41, a first rotating shaft 42 and a first torsion spring 43, two first bearing seats 40 are respectively connected to the front, back, left and right of the upper portion of the placement table 2, the first rotating shafts 42 are respectively and rotatably connected to the first bearing seats 40, the pressing plate 41 is rotatably connected between the two first rotating shafts 42, the first torsion springs 43 are respectively wound on the first rotating shafts 42, and the first torsion springs 43 are located outside the pressing plate 41.

When the device is needed to be used, a user can rotate the pressing plate 41 outwards, the pressing plate 41 rotates outwards to drive the first rotating shaft 42 to rotate outwards in the first bearing seat 40, the first torsion spring 43 rotates outwards at the moment, then the user can place the spring festival couplet paper on the placing table 2, the pressing plate 41 is loosened, the pressing plate 41 is driven to rotate inwards under the reset action of the first torsion spring 43, the pressing plate 41 rotates inwards to drive the first rotating shaft 42 to rotate inwards so as to achieve the purpose of clamping the spring festival couplet paper and facilitating subsequent operation, the subsequent operation is continued, when the scraped spring festival couplet needs to be removed, the scraping box 34 is pulled upwards, the scraping box 34 moves upwards to drive the fixed scraping plate 35 to move upwards, the fixed scraping plate 35 moves upwards to drive the movable scraping plate 36 to move upwards, meanwhile, the curved bar 33 is driven to slide upwards, the curved bar 33 is repeatedly moved, and when the device is used again, the operation is repeated.

As shown in fig. 4, the device further comprises a lifting mechanism 5, the lifting mechanism 5 comprises a first spring 50, a first supporting rod 51, a wedge block 52 and a second spring 53, the first spring 50 is connected between the curved rod 33 and the fixed scraping plate 35, the front side and the rear side of the upper portion of the scraping box 34 are respectively connected with the first supporting rod 51, the wedge block 52 is connected between the inner sides of the two first supporting rods 51, the front side and the rear side of the upper portion of the base 1 are respectively connected with the second spring 53, and the top end of the second spring 53 is connected with the bottom side of the scraping box 34.

When the curved bar 33 moves rightwards, the first spring 50 and the fixed scraping plate 35 are driven to move rightwards, when the fixed scraping plate 35 moves rightmost, the first spring 50 is compressed, when the curved bar 33 moves rightwards to be in contact with the wedge-shaped block 52, the wedge-shaped block 52 is pushed to move downwards, the wedge-shaped block 52 moves downwards to drive the first supporting rod 51 to move downwards, the first supporting rod 51 moves downwards to drive the scraping box 34 to move downwards, the second spring 53 is compressed at the moment, the subsequent movement is continued, when the curved bar 33 moves leftwards, the first spring 50 and the fixed scraping plate 35 are driven to move leftwards, when the curved bar 33 moves leftwards to be out of contact with the wedge-shaped block 52, the scraping box 34 is driven to move upwards under the reset action of the second spring 53, the scraping box 34 moves upwards to drive the first supporting rod 51 and the wedge-shaped block 52 to move upwards, when the fixed scraping plate 35 moves leftwards, the first spring 50 is reset, the subsequent operation is continued, the subsequent movement is repeated, the purpose of automatically pressing the scraping box 34 downwards is achieved, and when the curved bar is reused.

As shown in fig. 5, the device further comprises a clamping mechanism 6, the clamping mechanism 6 comprises a second bearing seat 60, guide rods 61, second rotating shafts 62, rotating rods 63, second torsion springs 64 and clamping sleeves 65, the front side, the rear side, the left side and the right side of the placing table 2 are respectively connected with the two second bearing seats 60, the front side and the rear side of the placing table 2 are respectively connected with the two guide rods 61, the guide rods 61 are positioned between the second bearing seats 60, the second rotating shafts 62 are respectively rotatably arranged between the front side and the rear side of the second bearing seats 60, the left side and the right side of the second rotating shafts 62 are respectively wound with two second torsion springs 64, the outer sides of the second torsion springs 64 are connected with the inner walls of the second bearing seats 60, the left side and the right side of the second rotating shafts 62 are respectively connected with the rotating rods 63, the outer sides of the rotating rods 63 are respectively connected with the inner ends of the second torsion springs 64, the inner sides of the rotating rods 63 are respectively contacted with the outer sides of the guide rods 61, the front side and the rear side of the scraping box 34 are respectively slidably connected with the two clamping sleeves 65, and the inner sides of the clamping sleeves 65 are respectively contacted with the outer sides of the guide rods 61.

When the scraping box 34 moves downwards, the clamping sleeve 65 is driven to move downwards on the guide rod 61, when the clamping sleeve 65 moves downwards to be in contact with the rotating rod 63, the rotating rod 63 rotates outwards to drive the second rotating shaft 62 to rotate outwards in the second bearing seat 60, the second torsion spring 64 rotates outwards at the moment, when the clamping sleeve 65 moves downwards to be out of contact with the rotating rod 63, under the reset action of the second torsion spring 64, the rotating rod 63 is driven to rotate inwards, when the fixation is required to be released, a user can rotate the rotating rod 63 outwards, and the repeated motion is carried out, so that the purposes of clamping and fixing the scraping box 34 are achieved, the scraping is convenient, and when the scraping box is used again, the operation can be repeated.

As shown in fig. 6, the device further comprises a release mechanism 7, the release mechanism 7 comprises a reel 70, nylon ropes 71, racks 72, third springs 73, gears 74 and third rotating shafts 75, the front side and the rear side of the placement table 2 are respectively connected with two third rotating shafts 75 in a rotating mode, the reel 70 is wound on the third rotating shafts 75, the reel 70 is wound on the left part of the second rotating shaft 62, the reel 70 is wound on the left second bearing seat 60, the nylon ropes 71 are wound between the reels 70, the racks 72 are respectively connected with the front side and the rear side of the fixed scraping plate 35, the gears 74 are respectively connected with the racks 72 on the right third rotating shaft 75, the gears 74 are meshed with the racks 72, and the third springs 73 are respectively connected between the top wall of the scraping box 34 and the upper side of the cutting sleeve 65.

When the clamping sleeve 65 moves downwards to be in contact with the rotating rod 63, the second spring 53 is compressed at the moment, so that the clamping sleeve 65 slides upwards in the scraping and printing box 34, when the clamping sleeve 65 moves downwards to be out of contact with the rotating rod 63, under the reset action of the second spring 53, the clamping sleeve 65 is driven to slide downwards, when the fixed scraping plate 35 moves rightwards, the rack 72 is driven to move rightwards, when the fixed scraping plate 35 moves leftwards, the rack 72 is driven to move leftwards, when the rack 72 moves leftwards to be in contact with the gear 74, the gear 74 is driven to rotate inwards, the gear 74 rotates inwards to drive the right third rotating shaft 75 to rotate inwards, the third rotating shaft 75 rotates inwards to drive the right reel 70 to rotate inwards, the right reel 70 rotates inwards to drive the nylon ropes 71, then other reels 70 rotate to drive the left third rotating shaft 75 to rotate outwards, then the second rotating shaft 62 is driven to rotate outwards, at this time, under the reset action of the second spring 53, the scraping box 34 is driven to move upwards, the clamping sleeve 65 is driven to move upwards, when the fixed scraping plate 35 moves rightwards, the rack 72 is driven to move rightwards, the gear 74 is driven to rotate outwards, the right third rotating shaft 75 is driven to rotate outwards by the gear 74, the right reel 70 is driven to rotate outwards by the third rotating shaft 75, the nylon rope 71 is driven to rotate outwards by the right reel 70, the other reels 70 are driven to rotate, the left third rotating shaft 75 is driven to rotate inwards, the second rotating shaft 62 is driven to rotate inwards, the aim of automatically removing and fixing is achieved, the scraping speed is improved, and when the device is used again, the subsequent operation is continued, repeating the operation.

As shown in fig. 7, the positioning device further comprises a positioning mechanism 8, the positioning mechanism 8 comprises a second support rod 80, a fourth spring 81 and a clamping column 82, the front side and the rear side of the placement table 2 are respectively connected with the second support rod 80, the second rotating shaft 62 is rotatably connected with the second support rod 80, the inner wall of the second support rod 80 is respectively connected with a plurality of fourth springs 81, and the clamping column 82 is respectively connected between the tail ends of the fourth springs 81 on the front side and the rear side.

When the second rotating shaft 62 rotates outwards in the second supporting rod 80, the clamping column 82 moves upwards, the fourth spring 81 is compressed at the moment, when the second rotating shaft 62 rotates outwards to the position where the second rotating shaft does not contact with the clamping column 82, the clamping column 82 is driven to move downwards under the reset action of the fourth spring 81, the purpose of clamping and fixing the clamping column 82 is achieved, when the second rotating shaft 62 rotates inwards in the second supporting rod 80, the second rotating shaft moves repeatedly, subsequent operation is continued, and when the second rotating shaft is used again, the operation is repeated.

As shown in fig. 8, the scraping device further comprises a lifting mechanism 9, the lifting mechanism 9 comprises a fixed block 91, a fifth spring 92, a rotating plate 93 and a third torsion spring 94, the fixed block 91 is connected to the front side and the rear side of the upper portion of the fixed scraping plate 35, the fixed block 91 is slidably connected with the movable scraping plate 36, the movable scraping plate 36 is wound with the fifth spring 92, the fifth spring 92 is located between the fixed scraping plate 35 and the fixed block 91, the rotating plate 93 is rotatably connected to the front side and the rear side of the scraping box 34, and the third torsion spring 94 is wound on the rotating plate 93.

When the fixed scraper 35 moves rightwards, the fixed scraper 35 moves rightwards to drive the fixed block 91 and the fifth spring 92 to move rightwards, the fixed scraper 35 moves rightwards to drive the movable scraper 36 to move rightwards, when the movable scraper 36 moves rightwards to be in contact with the rotating plate 93, the rotating plate 93 is reversed in the scraping box 34, the third torsion spring 94 is reversed, when the movable scraper 36 moves rightwards to be out of contact with the rotating plate 93, the rotating plate 93 is driven to positively rotate under the reset action of the third torsion spring 94, when the fixed scraper 35 moves rightwards, the fixed scraper 35 moves rightwards to drive the fixed block 91 and the fifth spring 92 to move rightwards, the fixed scraper 35 moves rightwards to drive the movable scraper 36 to move rightwards, when the movable scraper 36 moves rightwards to be in contact with the rotating plate 93, the movable scraper 36 slides upwards in the fixed scraper 35 and the fixed block 91, the fifth spring 92 is compressed, when the movable scraper 36 moves rightwards to be out of contact with the rotating plate 93, the movable scraper 36 is driven downwards to slide to the original position under the reset action of the fifth spring 92, so that the pigment can be fully scraped, and the subsequent printing operation can be repeated when the subsequent printing operation is carried out.

The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a be used for accurate scraping printing equipment of spring festival couplet which characterized in that includes:

the placement table (2) is connected with the top side of the base (1);

the scraping and printing mechanism (3) is connected with the top side of the placing table (2);

the clamping mechanisms (4) are connected with two clamping mechanisms (4) on two sides of the top of the placing table (2);

the squeegee mechanism (3) comprises:

the support frame (30) is connected with the top side of the placing table (2);

the inner side of the supporting frame (30) is connected with the air cylinder (31), and the air cylinder (31) penetrates through the supporting frame (30);

the hollow cylinder (32) is connected with an output shaft of the air cylinder (31) through the hollow cylinder (32);

the hollow cylinder (32) is internally connected with the curved rod (33) in a sliding manner;

a fixed scraper (35), wherein the curved rod (33) is connected with the fixed scraper (35) in a sliding way;

the scraping box (34) is connected with the scraping box (34) on the placing table (2) in a sliding manner, and the fixed scraping plate (35) is connected with the scraping box (34) in a sliding manner;

a movable scraper (36), wherein the fixed scraper (35) is connected with the movable scraper (36) in a sliding way;

the clamping mechanism (4) comprises:

the four sides of the top of the placing table (2) are connected with two first bearing seats (40);

the first rotating shafts (42) are rotatably connected in the first bearing seats (40);

a pressing plate (41) is rotatably connected between the two first rotating shafts (42);

the first torsion springs (43) are wound on the first rotating shafts (42), and the first torsion springs (43) are positioned on the outer sides of the pressing plates (41);

still including elevating system (5), elevating system (5) include:

a first spring (50), wherein the first spring (50) is connected between the curved lever (33) and the fixed scraping plate (35);

the first support rods (51) are connected to the two sides of the top of the scraping box (34);

the wedge-shaped blocks (52) are connected between the inner sides of the two first support rods (51);

the second springs (53) are connected to the two sides of the top of the base (1), and the top ends of the second springs (53) are connected with the bottom side of the scraping box (34);

still including screens mechanism (6), screens mechanism (6) include:

the four sides of the placement table (2) are connected with two second bearings (60);

the two sides of the placing table (2) are connected with two guide rods (61), and the guide rods (61) are positioned between the second bearing seats (60);

the second rotating shafts (62) are rotatably arranged between the second bearing shafts (60) on two sides;

the two sides of the second rotating shaft (62) are wound with two second torsion springs (64), and the outer sides of the second torsion springs (64) are connected with the inner wall of the second bearing (60);

the two sides of the second rotating shaft (62) are connected with rotating rods (63), the outer sides of the rotating rods (63) are connected with the inner ends of the second torsion springs (64), and the inner sides of the rotating rods (63) are contacted with the outer sides of the guide rods (61);

the cutting ferrule (65), the scraping and printing case (34) both sides are all connected with two cutting ferrules (65) in a sliding way, and cutting ferrule (65) inboard contacts with guide bar (61) outside.

2. The precise scraping and printing equipment for the spring festival couplets of claim 1, further comprising a release mechanism (7), wherein the release mechanism (7) comprises:

the two sides of the placing table (2) are rotatably connected with two third rotating shafts (75);

a reel (70), a reel (70) is wound on each of the third rotating shafts (75), a reel (70) is wound on one end of each of the second rotating shafts (62), and a reel (70) is wound on one of the second shafts (60);

nylon ropes (71), wherein the nylon ropes (71) are wound between the reels (70);

the rack (72) is connected with the two sides of the fixed scraping plate (35);

a gear (74), wherein the gear (74) is connected to one of the third rotating shafts (75), and the gear (74) is meshed with the rack (72);

and the third springs (73) are connected between the top wall of the scraping box (34) and the top side of the clamping sleeve (65).

3. The precise scraping and printing device for the spring festival couplets of claim 2, further comprising a positioning mechanism (8), wherein the positioning mechanism (8) comprises:

the two sides of the placing table (2) are connected with the second supporting rods (80), and the second rotating shaft (62) is rotationally connected with the second supporting rods (80);

the inner walls of the second supporting rods (80) are connected with a plurality of fourth springs (81);

the clamping columns (82) are connected between the tail ends of the fourth springs (81) at the two sides.

4. A precision scraping and printing device for spring festival couplets according to claim 3, further comprising a lifting mechanism (9), the lifting mechanism (9) comprising:

the fixed block (91), both sides of the top of the fixed scraper (35) are connected with the fixed block (91), and the fixed block (91) is connected with the movable scraper (36) in a sliding way;

the fifth springs (92) are wound on the movable scraping plates (36), and the fifth springs (92) are positioned between the fixed scraping plates (35) and the fixed blocks (91);

the rotating plates (93) are rotatably connected with the two sides of the scraping and printing box (34);

and the third torsion springs (94) are wound on the rotating plates (93).