CN115871330A - Gift packaging box printing device - Google Patents

Abstract

The invention provides a gift packaging box printing device, which solves the problem that printed pattern marks are inclined or part of patterns are missed to be brushed easily when a packaging box is inclined or the surface of the packaging box is not flat in the packaging box placing process. Including base and base plate, the base plate leading flank slides and has the lifter plate, the lifter plate leading flank horizontal slip has the regulating plate, install two printing pressure rails that are located two adjustment tank insides between two regulating plates, it has the printing guide slot all to run through between the side around every printing pressure rail, slidable mounting has the translation slider on the side that two printing pressure rails kept away from each other, it has the printing to erect the groove to run through around two printing sliders are all around, equal slidable mounting has the printing slider from top to bottom in the inslot is erected in two printing, run through and sliding connection has the printing pole between two printing sliders, coaxial slidable mounting has the printing sleeve on the printing pole, rotate on the printing sleeve and install the printing wheel. The invention can avoid the condition that part of the pattern mark is missed to be brushed when the existing printing device prints downwards.

Description

Gift packaging box printing device

Technical Field

The invention relates to the technical field of package printing, in particular to a gift packaging box printing device.

Background

The packing box is a box for packing products or gifts, which can be classified into paper boxes, plastic boxes, iron boxes, wood boxes, leather boxes and the like according to materials, protects the products, prevents the damage of external factors in the circulation process of the products from a factory to a consumer, can also have the function of keeping the stable quality of the products, is convenient for the use of the products, firstly shows the appearance of the products and attracts the consumption, and has values beyond material cost.

In the production process of a product packaging box, various pattern marks are generally printed at an external designated place of the product packaging box, so that the effects of publicity and display are achieved, when the packaging box is printed, generally, before the packaging box is not formed into a three-dimensional state, workers are required to sequentially place the packaging box on a printing table, the printing device prints on the top surface of the packaging box, however, the printing area of the printing device is relatively fixed, the printing device is pressed on the top surface of the packaging box from top to bottom to print, when the workers place each packaging box on the printing table, the printing position needs to be aligned with the printing device to print, and when the packaging box is placed in the packaging box, the situation that the printed pattern marks are inclined or part of the patterns are not brushed easily occurs.

Therefore, the present invention provides a gift packaging box printing device to solve the above problems.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the gift packaging box printing device, which effectively solves the problem that the printed pattern mark is inclined or part of the pattern is missed when the packaging box is inclined or the surface of the packaging box is not flat in the packaging box placing process.

The utility model provides a gift packaging box printing device, includes the base, the printing platform is installed at the top of base, the rear end fixed mounting of base top surface has the base plate, sliding mounting has the lifter plate from top to bottom in the leading flank of base plate, the equal sliding mounting in left and right sides in both ends of lifter plate leading flank has the regulating plate, every all run through between the left and right sides side of regulating plate has the adjustment tank, two install two printing rail that are located two adjustment tank insides between the regulating plate, every the middle part of printing rail all is provided with down the concave part, every all run through between the front and back side of printing rail has the printing guide slot, two sliding mounting has the translation slider, two on the side that the printing rail kept away from each other pass through around the printing slider has the printing to erect the groove, two equal sliding mounting has the printing slider from top to bottom, two the printing has the printing rod between the equal sliding mounting of inslot of printing slider, two run through and sliding connection has the printing rod, coaxial slidable mounting has the printing sleeve on the printing rod, the printing sleeve rotates on the printing sleeve and installs the printing wheel, be provided with the printing portion on the surface, the lateral surface of printing wheel be located the position of printing portion both sides of printing portion around the both sides of printing portion respectively the rubber of the other side of the connection rod there are connected with the connecting rod and the spring connecting rod and the rotation of two spring flattening connecting rod is connected with the base is connected with the two spring flattening connecting rod and is connected with the other ends of the rotation of the spring flattening wheel and is connected with the two flattening connecting rod and is connected with the two flattening wheel and is connected with the bottom of the two flattening connecting rod and is connected with the two flattening wheel and is connected with the spring flattening wheel and is connected with the two flattening wheel of the spring flattening wheel and is connected with the two flattening connecting rod.

Preferably, a lifting groove penetrates through the front and the back of the base plate, a lifting screw rod is vertically rotatably installed in the lifting groove, and a lifting block which is slidably installed in the lifting groove and is in threaded connection with the lifting screw rod is fixedly installed on the rear side of the lifting plate.

Preferably, the leading flank fixed mounting of lifter plate has double-shaft motor, the equal fixedly connected with accommodate the lead screw of two axis of rotation of the double-shaft motor left and right sides, two accommodate the lead screw respectively the screw thread run through two regulating plates.

Preferably, be located the left rotate between the front and back side of adjustment tank and install the two-way lead screw that passes two printing guide slots, two-way lead screw is connected with the motor that opens and shuts of fixed mounting at left side regulating plate front end, threaded connection has two sliders that open and shut on the two-way lead screw, two the slider that opens and shuts is located two printing guide slots respectively and respectively with the printing guide slot horizontal sliding fit that corresponds.

Preferably, two all open on the top surface of printing pressure rail right-hand member the rack groove, two equal fixed mounting has the sideslip rack in the rack groove, is located the right side the top surface of regulating plate runs through there is the gear groove, is located the right side the top of regulating plate is rotated and is installed and is passed gear groove and two sideslip rack engaged's long pinion half, long pinion half is connected with the sideslip motor of fixed mounting at the regulating plate front end on right side.

Preferably, be located the rear side fixed mounting has two lead screw base plates that are located the lower recess left and right sides respectively on the top surface of printing pressure rail, two rotate between the lead screw base plate and install the translation lead screw, the translation lead screw is connected with the translation motor of fixed mounting on the lead screw base plate, and the translation slider that is located the rear side is connected with translation lead screw threaded connection.

Preferably, the printing press rail is located on the front side, two slide bar substrates located on the left side and the right side of the lower concave portion are fixedly mounted on the top surface of the printing press rail, a translation slide bar is fixedly mounted between the slide bar substrates, and a translation slide block located on the front side is connected with the translation slide bar in a sliding mode.

Preferably, a centering spring is fixedly connected between the front end and the rear end of the printing rod and the two printing sliders and sleeved on the printing rod.

Preferably, a positioning elongated slot is formed in the outer side surface of the printing rod along the axis direction of the printing rod, a plurality of positioning holes are formed in the bottom surface of the inner portion of the positioning elongated slot, and a positioning bolt pin matched with the positioning holes penetrates through the printing sleeve and is installed on the printing sleeve in a threaded mode.

Preferably, the positioning device comprises limiting sliding grooves which are formed in the left end, the right end and the rear end of the top surface of the printing table, each limiting sliding groove is internally provided with a limiting expansion plate in a sliding mode, the tops of the limiting expansion rods positioned on the left side and the right side of the printing table are fixedly connected with the bottoms of the two adjusting plates respectively, and the tops of the limiting expansion rods positioned on the rear end of the printing table are fixedly connected with the bottoms of the printing pressure rails positioned on the rear side.

Compared with the prior art, the invention has the following advantages:

1. according to the invention, through two adjusting plates capable of adjusting the distance, two printing pressing rails and three groups of limiting devices, the packaging boxes with different specifications and sizes can be regularly placed on the printing table, and four edges of the packaging box are pressed and fixed, so that the packaging box is prevented from deviating and inclining in the printing process.

2. When needs are printed different packing boxes, the rail is pressed in two printing of adjusting about the accessible for the middle part of concave part is in a straight line with the printing position of packing carton down, and the position of back and forth adjustment printing wheel again makes printing wheel and packing carton printing position be in a straight line, and the nodical position of these two straight lines is promptly for printing the position, and the printing wheel can be automatic here when removing and print, can convenient and fast's regulation.

3. When the printing bar moved and moved down along the printing guide slot, two shakeout wheels at first pressed on the packing carton surface to can remove to the left and right sides on the surface of packing carton along with the lapse of printing bar, thereby can shakeout the surface of packing carton, the condition emergence of brush leakage appears on the packing carton surface when avoiding printing.

4. The invention adopts the printing wheel to roll along the surface of the packing box for printing, can ensure that each part of the printed pattern mark is clear and visible, and can avoid the condition that partial patterns are missed when the existing printing device prints downwards.

Drawings

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

Fig. 2 is a schematic front view of the present invention.

Fig. 3 is a schematic top view of the present invention.

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

FIG. 5 is an enlarged view of the invention at A in FIG. 1.

Fig. 6 is an enlarged view of the invention at B in fig. 5.

Fig. 7 is an enlarged view of the invention at C in fig. 4.

Fig. 8 is an enlarged view of the invention at D in fig. 4.

Detailed Description

The foregoing and other aspects, features and advantages of the invention will be apparent from the following more particular description of embodiments of the invention, as illustrated in the accompanying drawings in which reference is made to figures 1 to 8. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.

Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.

The first embodiment of the invention relates to a gift packaging box printing device which comprises a base 1, wherein the base 1 can be placed on a workbench for fixing, a printing table 2 is installed at the top of the base 1, a worker can sequentially place packaging boxes on the printing table during use, a base plate 3 is fixedly installed at the rear end of the top surface of the base 1, a lifting plate 4 is installed on the front side surface of the base plate 3 in a vertical sliding mode, adjusting plates 5 are installed at the left end and the right end of the front side surface of the lifting plate 4 in a horizontal sliding mode, the two adjusting plates 5 are symmetrical in left and right positions and can synchronously move towards the middle or two ends of the lifting plate 4, so that the distance between the two adjusting plates 5 is adjusted, an adjusting groove 6 penetrates through the left side surface and the right side surface of each adjusting plate 5, two printing press rails 7 located inside the two adjusting grooves 6 are installed between the two adjusting plates 5, the two printing press rails 7 are symmetrically arranged in the two adjusting grooves 6 from front to back and can move left and right in the two adjusting grooves 6 and also can move towards the middle parts or the front and back ends of the two adjusting grooves 6 simultaneously, so that the distance between the two printing press rails 7 is adjusted, a lower concave part 8 is arranged in the middle part of each printing press rail 7, as shown in figure 2, the left end and the right end of the lower concave part 8 are inclined towards the middle part, the middlemost part of the lower concave part 8 is parallel to the left end and the right end of the printing press rail 7, a pressing block is fixedly arranged at the bottom of each adjusting plate 5, the bottom of the pressing block is flush with the bottommost part of the two printing press rails 7, a printing guide groove 9 penetrates through the front side surface and the back side surface of each printing press rail 7, the shape of the printing guide groove 9 is the same as that of the printing press rails 7, the left end and the right end and the bottommost part are horizontal sections, and inclined sections connected with the horizontal sections of the bottom, two slidable mounting has translation slider 10 on the side that printing pressure rail 7 kept away from each other, and two translation sliders 10 can control synchronous slip on two printing pressure rails 7, and the initial position of two translation sliders 10 is in the right side of concave part 8 down, two translation slider 10 has run through around all that printing perpendicular groove 11, two equal slidable mounting has printing slider 12 from top to bottom in printing perpendicular groove 11, and printing slider 12 can slide from top to bottom in printing perpendicular groove 11, two run through and sliding connection has the printing pole 13 that passes two printing guide slots 9 between the printing slider 12, when two translation sliders 10 remove about, can drive printing pole 13 and remove about two printing guide slots 9, when printing pole 13 removes to first slope section, printing pole 13 moves up along the slope lapse to drive two printing sliders 12 and slide down in printing perpendicular groove 11, when printing pole 13 removes the horizontal segment of printing guide slot 9 bottom, printing pole 13 horizontal migration, with slope when printing pole 13 removes to another slope section, coaxial slidable mounting has printing sleeve 14 on printing pole 13 printing sleeve 14, printing sleeve 15 is installed on printing wheel 15 the lateral surface 15, and printing sleeve 15 is provided with the fixed printing wheel 15, the circumference of printing wheel 15 and the upper surface 15 that the fixed printing is connected with the printing sleeve 15, the upper surface 15 is provided with the printing on the printing sleeve 15.

When the packaging box is used, firstly, the packaging box is placed on a printing table, the distance between the two adjusting plates 5 and the two printing press rails 7 is adjusted according to the size of the packaging box, the two adjusting plates 5 are positioned above the left and right side lines of the packaging box, the two printing press rails 7 are positioned above the front and rear side lines of the packaging box, then the lifting plate 4 moves downwards, the pressing blocks at the bottoms of the two adjusting plates 5 press the left and right ends of the packaging box, the lowest part of the two printing press rails 7 presses the front and rear ends of the packaging box, then the printing rod 13 moves from the right side to the left side of the lower concave part 8 and can drive the printing wheel 15 to move to the left side, when the printing rod 13 moves downwards in an inclined mode to the horizontal section at the bottom of the printing guide groove 9, at this moment, the printing wheel 15 is in close contact with the surface of the packaging box, so that the plurality of rubber protrusions 02 are in contact with the surface of the packaging box to increase friction force, when the printing rod 13 moves leftwards along the horizontal section of the bottom of the printing guide groove 9, the printing wheel 15 rolls anticlockwise along the surface of the packaging box (at this moment, the torsion spring 16 starts to twist and accumulate force), so that the printing portion 01 prints on the packaging box, when the printing rod 13 moves upwards along the left inclined section, the printing wheel 15 is separated from the surface of the packaging box and is reversely reset under the elasticity of the torsion spring 16, then the lifting plate 4 is lifted, the printing rod 13 moves rightwards along the printing guide groove 9 to be reset, and at this moment, the replaceable packaging box of a worker is printed again.

If the printing positions of the packaging boxes with different specifications are different, the two printing press rails 7 can be moved left and right according to the printing positions before printing, the middles of the two lower concave parts 8 and the printing positions are located on the same straight line, then the printing sleeve 14 can be moved back and forth, the printing wheel 15 and the printing positions are located on the same straight line, the intersection point of the two straight lines is converged on the printing position, and therefore the printing wheel 15 can accurately print at the printing positions.

Rotate on the printing sleeve 14 and install two and be located printing wheel 15 one side and stretch out respectively to the shakeout connecting rod 33 of the 15 left and right sides of printing wheel, two shakeout connecting rod 33's the other end all rotates and installs shakeout wheel 34, two shakeout is connected with shakeout spring 35 between the connecting rod 33, shakeout spring 35 is in when natural state the least of two shakeout wheels 34 flushes with the least of printing pressure rail 7, when lifter plate 4 moves down makes two regulating plates 5 and two printing pressure rails 7 push down the packing carton, two shakeout wheels 34 also with the surface contact of packing carton, when printing pole 13 slope downwardly movement, thereby two shakeout wheels 34 receive the extrusion and move to the left and right sides on the surface of packing carton, and lengthen shakeout spring 35, can shakeout the surface of packing carton when two shakeout wheels 34 move to the left and right sides, make printing that printing wheel 15 can be clear on the packing carton, when printing pole 13 rebound, two shakeout wheel 34 reset under the elasticity of shakeout spring 35.

Stop device who is connected with two regulating plates 5 and the bottom that is located the printing of rear side and presses rail 7 is installed at base 1's top, and stop device can carry out spacingly to the left and right sides and the rear side of packing carton, and when the staff placed the packing carton at the printing bench, only need can fix a position the laminating of side and rear side and three stop device about with the packing carton.

In the second embodiment, on the basis of the first embodiment, the lifting groove 17 penetrates through the front and back of the substrate 3, the lifting screw rod 18 is vertically installed in the lifting groove 17 in a rotating mode, the lifting screw rod 18 is connected with the lifting motor, the lifting motor is connected with the power supply and the intelligent control system, after the packaging box is placed on the printing table, the lifting motor can be started through the intelligent control system to drive the lifting screw rod 18 to rotate, the lifting block which is installed in the lifting groove 17 in a sliding mode and is in threaded connection with the lifting screw rod 18 is fixedly installed on the rear side of the lifting plate 4, the lifting screw rod 18 drives the lifting block and the lifting plate 4 to move up and down, and therefore the packaging box can be pressed down and lifted up by moving the two adjusting plates 5 and the two printing press rails 7 downwards.

Third embodiment, on the basis of first embodiment, the leading flank fixed mounting of lifter plate 4 has double-shaft motor 19, and double-shaft motor 19 is connected with power and intelligence control system, the equal fixedly connected with accommodate the lead screw 20 of two axis of rotation of the double-shaft motor 19 left and right sides, two accommodate the lead screw 20's screw opposite direction, two accommodate the lead screw 20 respectively the screw thread run through two regulating plates 5, and double-shaft motor 19 drives two accommodate the lead screw 20 synchronous rotation when opening the east to can drive two regulating plates 5 synchronous motion.

Fourth embodiment, on the basis of the first embodiment, a bidirectional screw rod 21 penetrating through the two printing guide grooves 9 is rotatably installed between the front side surface and the rear side surface of the left-side adjusting groove 6, the thread directions of the two ends of the bidirectional screw rod 21 are opposite, the bidirectional screw rod 21 is connected with an opening and closing motor 22 fixedly installed at the front end of the left-side adjusting plate 5, the opening and closing motor 22 is connected with a power supply and an intelligent control system, the bidirectional screw rod 21 can be driven to rotate, two opening and closing sliders 23 are in threaded connection on the bidirectional screw rod 21, the two opening and closing sliders 23 are respectively located in the two printing guide grooves 9 and respectively in left-right sliding fit with the corresponding printing guide grooves 9, the two opening and closing sliders 23 can be driven to move towards the middle or the two ends of the bidirectional screw rod 21, so that the two printing press rails 7 are driven to synchronously move towards the middle or the two ends of the two adjusting grooves 6, and when the two printing press rails 7 move left and right, the printing guide grooves 9 and the two opening and closing sliders 23 relatively slide.

In the fifth embodiment, on the basis of the first embodiment, rack grooves are formed in the top surfaces of the right ends of the two printing press rails 7, transverse racks 24 with upward tooth surfaces are fixedly mounted in the two rack grooves, a gear groove penetrates through the top surface of the adjusting plate 5 on the right side, a long half gear 25 which penetrates through the gear groove and is meshed with the two transverse racks 24 is rotatably mounted at the top of the adjusting plate 5 on the right side, when the teeth of the long half gear 25 are separated from the transverse racks 24, the two adjusting plates 5 can move towards the middle or the left and right sides, the two ends of the two printing press rails 7 can relatively slide in the two adjusting grooves 6, when the long half gear 25 rotates, the long half gear 25 can intermittently drive the two printing press rails 7 to move left and right, so as to adjust the position between the lower concave portion 8 and the printing position, the long half gear 25 is connected with a transverse motor 26 fixedly mounted at the front end of the adjusting plate 5 on the right side, and the transverse motor 26 is connected with a power supply and an intelligent control system, which can drive the long half gear 25 to rotate.

Sixth embodiment, on the basis of the first embodiment, two lead screw substrates 27 respectively located at the left and right sides of the lower concave portion 8 are fixedly installed on the top surface of the printing pressure rail 7 located at the rear side, a translation lead screw 28 is installed between the two lead screw substrates 27 in a rotating manner, the translation lead screw 28 is a reciprocating lead screw, the translation lead screw 28 is connected with a translation motor 29 fixedly installed on the lead screw substrate 27, the translation motor 29 selects a servo motor and is connected with a power supply and an intelligent control system, the translation slider 10 located at the rear side is in threaded connection with the translation lead screw 28 and is located at the right end of the translation lead screw 28, and the translation motor 29 can drive the translation slider 10 to move back and forth from the translation lead screw 28 once started, namely, the printing wheel 15 is reset from the right to the right after being printed.

In a seventh embodiment, on the basis of the sixth embodiment, two slide bar base plates 30 respectively located at the left and right sides of the lower concave portion 8 are fixedly installed on the top surface of the printing pressing rail 7 located at the front side, a translation slide bar 31 is fixedly installed between the two slide bar base plates 30, the translation slide block 10 located at the front side is slidably connected with the translation slide bar 31, and the translation slide bar 31 provides support for the translation slide block 10 at the front side and can slide left and right along the translation slide block.

In the eighth embodiment, on the basis of the first embodiment, a centering spring 32 sleeved on the printing rod 13 is fixedly connected between the front end and the rear end of the printing rod 13 and the two printing sliders 12, when the centering spring 32 limits the two ends of the printing rod 13, the limiting rod 13 is prevented from moving back and forth between the two printing sliders 12 at will, so that the printing wheel 15 and the printing position are deviated, and when the two printing press rails 7 move relatively, the centering spring 32 is elongated or pressed.

In a ninth embodiment, on the basis of the first embodiment, a positioning long groove 36 is formed on the outer side surface of the printing rod 13 along the axial direction thereof, a plurality of positioning holes 37 are formed on the inner bottom surface of the positioning long groove 36, a positioning bolt pin 38 matched with the positioning holes 37 is installed on the printing sleeve 14 in a penetrating and threaded manner, the front and rear positions of the printing wheel 15 can be changed by moving the printing sleeve 14 back and forth, and the positioning of the printing sleeve 14 and the printing wheel 15 can be realized by matching the positioning holes 37 of the positioning bolt pin 38.

Tenth embodiment, on the basis of first embodiment, positioner, include the spacing spout 39 that both ends and rear end were seted up about 2 top surfaces of printing station were seted up, every equal slidable mounting has spacing expansion plate 40 in the spacing spout 39, the top that is located the spacing expansion plate 40 of 2 left and right sides of printing station respectively with two regulating plate 5's bottom fixed connection, the top that is located the spacing expansion plate 40 of 2 rear ends of printing station and the bottom fixed connection that is located the printing rail 7 of rear side, two regulating plate 5 can drive two spacing expansion plates 40 on left and right sides when removing and remove, when two printing rails 7 removed, the printing rail 7 of rear side can drive the spacing expansion plate 40 of rear side and remove to carry on spacingly to the left and right sides and the rear side of the packing carton of different size specifications.

Claims (10)

1. The utility model provides a gift packaging box printing device, includes base (1), printing table (2) are installed at the top of base (1), its characterized in that, the rear end fixed mounting of base (1) top surface has base plate (3), slidable mounting has lifter plate (4) about the leading flank of base plate (3), the equal side-to-side slidable mounting in both ends of lifter plate (4) leading flank has regulating plate (5), every all run through between the side of controlling of regulating plate (5) has regulating groove (6), two install between regulating plate (5) two be located two inside printing pressure rails (7) of regulating groove (6), every the middle part of printing pressure rail (7) all is provided with down-hole (8), every all run through between the side around printing pressure rail (7) has printing guide slot (9), two slidable mounting has translation slider (10) on the side that printing pressure rail (7) kept away from each other, two printing slider (10) run through around all has printing groove (11), two all slidable mounting has printing slider (12) from top to bottom in printing groove (11), two printing slider (12) pass through between printing slider (13) and install printing rod (13) and go up sliding bar (14) and sliding bar (13), printing sleeve (14) are connected with sliding bar (13), be provided with printing portion (01) on the surface of printing wheel (15), the position that lies in the front and back both sides of printing portion (01) on the lateral surface of printing wheel (15) is fixed mounting respectively has the protruding (02) of rubber that a plurality of circumferences distribute, be connected with torsional spring (16) between printing wheel (15) and printing sleeve (14), rotate on printing sleeve (14) and install two and be located printing wheel (15) one side and stretch respectively to shakeout connecting rod (33) of printing wheel (15) left and right sides, two the other end of shakeout connecting rod (33) all rotates and installs shakeout wheel (34), two be connected with between shakeout connecting rod (33) shakeout spring (35), the stop device that the bottom of printing rail (7) with two regulating plates (5) and be located the rear side is connected is installed at the top of base (1).

2. The gift packaging box printing device of claim 1, wherein there are lifting grooves (17) through the front and back of said base plate (3), said lifting groove (17) is fitted with the lifting lead screw (18) vertically and rotatably, the rear side of said lifting plate (4) is fixedly fitted with the lifting block slidably mounted in the lifting groove (17) and connected with the lifting lead screw (18) by screw thread.

3. The gift packaging box printing apparatus of claim 1, wherein said front side of the lifting plate (4) is fixedly fitted with the biaxial motor (19), said biaxial motor (19) two axis of rotation of both sides are fixedly connected with the adjusting screw (20), two adjusting screw (20) are threaded through two adjusting plates (5) respectively.

4. The gift packaging box printing device of claim 1, wherein a bidirectional lead screw (21) passing through two printing guide grooves (9) is rotatably installed between the front and rear sides of the adjusting groove (6) on the left side, the bidirectional lead screw (21) is connected with an opening and closing motor (22) fixedly installed at the front end of the adjusting plate (5) on the left side, two opening and closing sliders (23) are connected to the bidirectional lead screw (21) in a threaded manner, and the two opening and closing sliders (23) are respectively located in the two printing guide grooves (9) and are respectively in sliding fit with the corresponding printing guide grooves (9) left and right.

5. The gift packaging box printing device of claim 1, wherein rack slots are opened on the top surface of the right end of two printing press rails (7), two traverse racks (24) are fixedly installed in the two rack slots, a gear slot penetrates through the top surface of the adjusting plate (5) on the right side, a long half gear (25) which penetrates through the gear slot and is meshed with the two traverse racks (24) is rotatably installed on the top of the adjusting plate (5) on the right side, and the long half gear (25) is connected with a traverse motor (26) fixedly installed at the front end of the adjusting plate (5) on the right side.

6. The gift packaging box printing device of claim 1, wherein said printing press rail (7) located at the rear side has two lead screw bases (27) fixedly mounted on the top surface thereof, said two lead screw bases (27) being located at the left and right sides of the lower recess (8), respectively, a translation lead screw (28) is rotatably mounted between said two lead screw bases (27), said translation lead screw (28) is connected with a translation motor (29) fixedly mounted on the lead screw base (27), and a translation slider (10) located at the rear side is in threaded connection with the translation lead screw (28).

7. The gift packaging box printing apparatus of claim 6, wherein said printing press rail (7) located at the front side has two slide bar bases (30) fixedly installed on the top surface thereof, said two slide bar bases (30) being located at the left and right sides of the lower recess (8), respectively, a translation slide bar (31) is fixedly installed between said two slide bar bases (30), and a translation slide block (10) located at the front side is slidably connected with the translation slide bar (31).

8. The gift packaging box printing apparatus of claim 1, wherein a centering spring (32) sleeved on the printing rod (13) is fixedly connected between the front and rear ends of the printing rod (13) and the two printing sliders (12).

9. The gift packaging box printing device of claim 1, wherein a positioning long groove (36) is formed on the outer side surface of the printing rod (13) along the axial direction thereof, a plurality of positioning holes (37) are formed on the inner bottom surface of the positioning long groove (36), and a positioning bolt pin (38) matched with the positioning holes (37) is installed on the printing sleeve (14) in a penetrating and threaded manner.

10. The gift packaging box printing device according to claim 1, wherein the positioning device comprises limiting sliding grooves (39) formed in the left end, the right end and the rear end of the top surface of the printing table (2), each limiting sliding groove (39) is internally provided with a limiting expansion plate (40) in a sliding manner, the tops of the limiting expansion rods (40) on the left side and the right side of the printing table (2) are respectively fixedly connected with the bottoms of the two adjusting plates (5), and the tops of the limiting expansion rods (40) on the rear end of the printing table (2) are fixedly connected with the bottoms of the printing press rails (7) on the rear side.

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