CN215321465U - Ink jet numbering machine with adjustable spray head position - Google Patents

Abstract

The utility model discloses an ink-jet printer with an adjustable spray head position, which comprises a base, wherein a lower cross beam is arranged on the base; the spray head can be slidably arranged on the lower cross beam and is used for spraying ink onto a printing medium; the connecting piece is arranged on the spray head and can be arranged on the lower cross beam in a sliding manner; the fixing piece can be arranged on the lower cross beam in a sliding mode, the fixing piece is connected with the connecting piece through a fine adjusting piece, and the fine adjusting piece is in threaded connection with the connecting piece; according to the utility model, the fine adjusting piece is arranged to be in threaded connection with the connecting piece, after the spray head is pushed to move to the approximate working position on the lower cross beam, the fine adjusting piece is rotated to enable the connecting piece to move towards the fixing piece, so that the position of the printing device is changed, the fine adjusting piece rotates for a circle, the connecting piece only moves for one pitch, the adjusting precision is high, the quality of a jet printing image is improved, the operation is simple and rapid, and the working efficiency is improved.

Description

Ink jet numbering machine with adjustable spray head position

Technical Field

The utility model belongs to the technical field of ink-jet printers, and particularly relates to an ink-jet printer with an adjustable nozzle position.

Background

With the popularization and application of electronic technology, computer technology and network technology, the information processing, transmission and printing modes are revolutionarily changed, and the application of the ink jet printer is more and more extensive. The code spraying machine is controlled by software by using the principle that charged ink particles are deflected by a high-voltage electric field and using equipment for marking products in a non-contact mode, and information such as characters, symbols, figures or bar codes is sprayed and printed on a printing medium.

The position of a spray head of the existing code spraying machine cannot be adjusted, the position of a code spraying is fixed after the installation is finished, and the whole code spraying machine is generally positioned before code spraying so as to adjust the spray printing position of the spray head. The spraying range of the spray head is limited, so that the position of the ink-jet printer or the printing medium conveying platform needs to be readjusted after the position of the ink-jet printer is changed every time, the operation is complicated, the ink-jet printing efficiency is influenced, and the current adjustment adopts a manual visual inspection method, so that the precision is low, and the quality of an ink-jet printing image is low.

SUMMERY OF THE UTILITY MODEL

The utility model provides the high-precision ink-jet printer with the adjustable nozzle position to overcome the defects of the prior art.

In order to achieve the purpose, the utility model adopts the following technical scheme: an ink jet printer with adjustable nozzle position comprises

The base is provided with a lower cross beam;

the spray head can be slidably arranged on the lower cross beam and is used for spraying ink onto a printing medium;

the connecting piece is arranged on the spray head and can be arranged on the lower cross beam in a sliding manner;

the fixing piece is arranged on the lower cross beam in a sliding mode, the fixing piece is connected with the connecting piece through a fine adjusting piece, and the fine adjusting piece is connected with the connecting piece in a threaded mode.

Set up fine setting and connecting piece spiro union, after promoting the shower nozzle and remove to roughly the operating position on the bottom end rail, rotate the fine setting for the connecting piece removes towards the mounting, thereby changes printing device's position, and the fine setting rotates the round, and the connecting piece only removes a pitch, adjusts the precision height, improves the quality of spouting seal image, and easy operation is swift, improves work efficiency.

Preferably, an elastic piece is arranged between the fixing piece and the connecting piece, and the elastic piece is sleeved on the fine adjustment piece; the elastic piece is arranged, when the fine adjustment piece rotates forwards, the connecting piece moves towards the fixing piece to compress the elastic piece, and when the fine adjustment piece rotates backwards, the connecting piece is pushed to move back to the fixing piece.

Preferably, the fine adjusting part penetrates through the fixing part and is screwed with the connecting piece; the fine adjustment piece is arranged to be in threaded connection with the connecting piece, the fine adjustment piece rotates for a circle, the connecting piece only moves for one pitch, and the adjusting precision is high.

Preferably, the lower cross beam is further provided with a sliding groove arranged along the length direction of the lower cross beam and a first adjusting block slidably arranged in the sliding groove, and the first adjusting block is connected with the connecting piece through a first hand-screwing part; through setting up first adjusting block and being connected through first manual portion of twisting with the connecting piece for first adjusting block and connecting piece synchronous motion, and first manual portion of twisting fixes the position of connecting piece.

Preferably, the first hand-screwing part is screwed with the first adjusting block through a connecting member.

Preferably, a second adjusting block is further arranged in the sliding groove and connected with the fixing piece through a second screwing part; through setting up the second adjusting block and being connected through the second portion of twisting with the mounting for second adjusting block and mounting synchronous motion, and first portion of twisting is fixed the position of connecting piece.

Preferably, the second screwing part penetrates through the fixing piece to be screwed with the second adjusting block.

Preferably, the lower beam is provided with a mounting seat, the spray head is arranged on the mounting seat, and the connecting piece is connected with the mounting seat.

Preferably, the mounting seat is connected with the lower cross beam through a slide rail structure, the slide rail structure comprises a first slide rail and a second slide rail, and the mounting seat is provided with a first slide block connected with the first slide rail in a sliding manner and a second slide block connected with the second slide rail in a sliding manner; through set up first slider and second slider on the mount pad, lead to the motion of mount pad, improve the motion precision of shower nozzle.

Preferably, the first slide rail is arranged on the top surface of the lower beam, and the second slide rail is arranged on one side surface of the lower beam facing the printing device; on the top surface of bottom end rail was located through first slide rail, the bottom end rail was located to the second slide rail on towards printing device a side, restricts printing device direction of height and the removal degree of freedom of perpendicular to bottom end rail length direction, improves printing device's stability.

In conclusion, the fine adjusting piece is arranged to be in threaded connection with the connecting piece, the fine adjusting piece is rotated after the spray head is pushed to move to the approximate working position on the lower cross beam, the connecting piece moves towards the fixing piece, the position of the printing device is changed, the fine adjusting piece rotates for a circle, the connecting piece only moves for one thread pitch, the adjusting precision is high, the quality of jet printing images is improved, the operation is simple and fast, and the working efficiency is improved.

Drawings

Fig. 1 is a first structural schematic diagram of the present invention.

Fig. 2 is a second structural schematic diagram of the present invention.

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

Fig. 4 is an exploded view of the present invention.

Fig. 5 is an enlarged view at B in fig. 4.

Fig. 6 is a schematic diagram of a partial explosion of the present invention.

Fig. 7 is an enlarged view at C in fig. 6.

Fig. 8 is a schematic structural view of the mounting seat and the cylinder block of the present invention.

Fig. 9 is an exploded view of fig. 8.

Fig. 10 is a schematic structural diagram of the protective cover of the present invention.

Fig. 11 is an enlarged view at D in fig. 10.

Fig. 12 is a schematic structural view of a latch and a slot in the present invention.

Detailed Description

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

As shown in fig. 1-12, an inkjet printer with adjustable nozzle positions comprises a lower beam 11, a base 12, a column 13, an upper beam 15, a nozzle 2, a coarse adjustment assembly, a fine adjustment assembly and a deviation adjustment assembly; the lower beam 11 is in a long strip shape and is horizontally arranged along the length direction; the number of the bases 12 is at least two, the two bases 12 are symmetrically arranged at two ends of the lower cross beam 11, the two ends of the lower cross beam 11 are fixed, and the heights of the two ends of the lower cross beam 11 can be adjusted, so that the lower cross beam 11 is kept horizontal; the number of the upright columns 13 is at least two, the two upright columns 13 are symmetrically arranged at two ends of the lower cross beam 11, are vertically arranged with the lower cross beam 11, and one end of each upright column 13 is fixedly connected with the lower cross beam 11; the upper cross beam 15 is arranged parallel to the lower cross beam 11 and is connected with the other ends of the two upright posts 13, so that the upright posts 13 are symmetrically arranged at the two ends of the upper cross beam 15, and the upper cross beam 15 is provided with a control switch, a speed regulation knob and the like; the spray head 2 is slidably arranged on the lower cross beam 11 and is used for spraying and printing a printing medium; the coarse adjustment assembly is arranged on the lower cross beam 11 and adjusts the position of the spray head 2 along the length direction of the lower cross beam 11; the fine adjustment assembly is arranged on the lower cross beam 11, and the position of the spray head 2 is finely adjusted after the coarse adjustment assembly adjusts the spray head 2 in place; the deviation adjusting assembly is arranged on the lower cross beam 11 and used for adjusting the spray printing angle of the spray head 2 on the horizontal plane.

Specifically, the coarse adjustment assembly comprises a slide rail structure, a mounting seat 33, a first slide block 34 and a second slide block 35; the slide rail structure is arranged on the lower cross beam 11 and comprises a first slide rail 31 and a second slide rail 32, wherein the first slide rail 31 is fixedly arranged on the lower cross beam 11 along the length direction of the lower cross beam 11 and is positioned on one side, facing the upper cross beam 15, of the lower cross beam 11; the second slide rail 32 is fixedly arranged on the lower cross beam 11 along the length direction of the lower cross beam 11, and is located on one side of the lower cross beam 11 facing the spray head 2; the mounting seat 33 can be slidably arranged on the lower cross beam 11 along the length direction of the lower cross beam 11, the spray head 2 is mounted on the mounting seat 33, and further, a first sliding block 34 in sliding fit with the first sliding rail 31 and a second sliding block 35 in sliding fit with the second sliding rail 32 are arranged on the mounting seat 33; when adjusting the position of the head 2, the operator pushes the mount 33 to slide to move the head 2 to the working position.

In some embodiments, the spray head 2 is mounted on the lower beam 11 through an electric slide rail or a pneumatic slide rail, and the position of the spray head 2 is automatically adjusted.

Further, the fine adjustment assembly comprises a sliding groove 41, a first adjusting block 42, a second adjusting block 43, a connecting piece 44, a fixing piece 45, a first screwing part 46, a second screwing part 47, a fine adjustment piece 48 and an elastic piece 49; the sliding groove 41 is arranged on the lower cross beam 11 along the length direction of the lower cross beam 11 and is positioned on one side of the lower cross beam 11, which is opposite to the spray head 2; the first adjusting block 42 is slidably disposed in the chute 41; the second adjusting block 43 is slidably disposed in the chute 41; the connecting piece 44 is a plate, one end of the connecting piece is connected with the mounting seat 33 or the spray head 2, the other end of the connecting piece corresponds to the first adjusting block 42, and one side, facing the lower cross beam 11, of the connecting piece 44 is parallel to the side face of the lower cross beam 11; the fixing piece 45 is arranged on one side of the connecting piece 44 and corresponds to the position of the second adjusting block 43; the first screwing part 46 is a hand screw, and the first screwing part 46 is partially threaded with the first adjusting block 42 through the connecting piece 44; the second screwing part 47 is a hand screw, and part of the second screwing part 47 penetrates through the fixing piece 45 to be screwed with the second adjusting block 43; the fine adjusting piece 48 is a screw, part of the fine adjusting piece 48 penetrates through the fixing piece 45 to be in threaded connection with the connecting piece 44, the fine adjusting piece 48 rotates for a circle to only push the connecting piece 44 to move for one pitch, and the adjusting precision is high; the elastic element 49 is a spring, is arranged between the fixed element 45 and the connecting element 44, has one end abutting against the fixed element 45 and the other end abutting against the connecting element 44, and is sleeved on the fine adjustment element 48; when the distance between the fixing pieces 45 of the connecting piece 44 changes, the spring is in a compressed or stretched state, so that the fine adjusting piece 48 and the connecting piece 44 are mutually extruded at the meshing position, friction force when the fine adjusting piece 48 rotates is increased, an operator needs certain force when the fine adjusting piece 48 rotates, overlarge rotation amplitude of the fine adjusting piece 48 is avoided, self-locking of the fine adjusting piece 48 can be realized, the connecting piece 44 keeps unchanged after moving, and operation is facilitated.

When the position of the code spraying device is adjusted through the coarse adjustment assembly, the first hand screwing part 46 and the second hand screwing part 47 are loosened firstly, so that the first adjusting block 42, the second adjusting block 43 and the mounting seat 33 move synchronously, after the mounting seat 33 moves to an approximate position, the second hand screwing part 47 is screwed tightly, one side, facing the lower cross beam 11, of the fixing piece 45 is pressed with the lower cross beam 11, the position of the second adjusting block 43 is fixed, then the fine adjustment piece 48 is rotated, the connecting piece 44 compresses the elastic piece 49, the connecting piece 44 in threaded connection with the fine adjustment piece 48 moves, the elastic piece 49 is compressed, the distance between the connecting piece 44 and the fixing piece 45 is adjusted, the position of the mounting seat 33 is changed, and the position of the spray head 2 is finely adjusted; after the position is adjusted, the first hand-screwing part 46 is screwed down to fix the position of the connecting piece 44, thereby fixing the position of the spray head 2; when the position of the nozzle 2 needs to be adjusted again, the first hand-operated portion 46 is unscrewed, the fine adjustment member 48 is rotated reversely, the elastic member 49 releases the elastic force, the elastic member 49 abuts against the connecting member 44, and the connecting member 44 moves away from the fixing member 45.

Furthermore, the mounting seat 33 is movably connected with the spray head 2 through a cylinder seat 36, a convex portion 361 is arranged on one side of the cylinder seat 36 facing the mounting seat 33, a concave portion 331 corresponding to the convex portion 361 is arranged on one side of the mounting seat 33 facing the cylinder seat 36, the concave portion 331 is a step surface arranged on the mounting seat 33, and the convex portion 361 is partially overlapped on the concave portion 331, so that the supporting effect of the mounting seat 33 on the spray head 2 is improved, and the shaking of the printing device in the working process is avoided; the cylinder base 36 is provided with a movable member 362 capable of sliding up and down, the movable member 362 is connected with the spray head 2, and the movable member 362 is driven by a cylinder arranged on the cylinder base 36 to adjust the height of the spray head 2 so as to adapt to various printing media with different thicknesses.

Further, the offset adjusting assembly comprises a rotating member 51 and an adjusting rod 52; the rotating part 51 is a rod piece, is arranged in the vertical direction and is rotatably arranged on the mounting seat 33; the mounting base 33 is provided with a limiting hole 332 for limiting two ends of the rotating member 51, so that the rotating member 51 can only rotate without displacement; the cylinder seat 36 is fixedly connected with the rotating part 51, so that the cylinder seat 36 and the rotating part 51 rotate synchronously, one surface of the cylinder seat 36 facing the mounting seat 33 is provided with at least two V-shaped grooves 363, the two V-shaped grooves 363 are respectively positioned at two ends of the rotating part 51, and the V-shaped grooves 363 are abutted to the outer circular surface of the rotating part 51 to position the cylinder seat 36, so that the rotating precision of the cylinder seat 36 is improved; at least one adjusting rod 52 is rotatably arranged on the mounting seat 33 and used for pushing the cylinder seat 36 to deflect relative to the mounting seat 33; in this embodiment, two adjusting rods 52 are provided, symmetrically disposed on both sides of the rotating member 51, and one end portion thereof passes through the mounting seat 33 and abuts against the cylinder block 36.

Specifically, the adjusting rod 52 is a stepped rod, the adjusting rod 52 is provided with a polished rod portion 521 and a threaded portion 522, the mounting seat 33 is provided with a polished hole 333 engaged with the polished rod portion 521 and a threaded hole 334 engaged with the threaded portion 522, the adjusting rod 52 is rotated, the adjusting rod 52 pushes the cylinder seat 36 to rotate around the axis of the rotating member 51, the angle of the nozzle 2 on the printing plane is adjusted, and the offset of the printed image is avoided.

Further, a gap 37 is provided between the cylinder block 36 and the mounting seat 33, so as to provide a space for the cylinder block 36 to rotate relative to the mounting seat 33.

Further, the nozzle 2 is provided with an ink jetting port 21, and when the nozzle stops working, a protective cover 61 is installed on the ink jetting port 21 and used for protecting the ink jetting port 21 when the nozzle 2 does not work; the protective cover 61 is connected with the spray head 2 through a clamping structure; the clamping structure comprises a convex part 62, a clamping piece 63 and a groove 64; the protective cover 61 is provided with at least two protruding parts 62, and the two protruding parts 62 are symmetrically arranged on the protective cover 61; the clamping member 63 is disposed on the protruding portion 62, in this embodiment, the clamping member 63 is a spring ball commonly found in the market, and is symmetrically disposed on two sides of the protecting cover 61; the grooves 64 are formed in the side wall of the ink ejection port 21 and correspond to the mounting positions of the clamping members 63, and when the protective cover 61 is fastened to the ink ejection port 21, the clamping members 63 are embedded into the corresponding grooves 64, so that the protective cover 61 is connected to the ejection head 2.

In some embodiments, as shown in fig. 12, the locking member 63 is disposed on the protrusion 62 on one side, and a locking block 65 is disposed on the protrusion 62 on the other side; a clamping groove 66 is arranged on one side of the side wall of the ink jet port 21, and a groove 64 corresponding to the clamping piece 63 is arranged on the other side of the side wall of the ink jet port; when the protective cover 61 is installed, the fixture block 65 is firstly clamped into the fixture groove 66, and then the protective cover 61 is rotated towards one side of the spray head 2, so that the clamping piece 63 is clamped into the corresponding groove 64, and the installation of the protective cover 61 is completed.

Furthermore, a threaded rod 41 can be rotatably arranged on the spray head 2, one end of the threaded rod 41 is abutted against the cylinder seat 36, and the threaded rod 41 is manually rotated, so that the movable piece 362 and the spray head 2 are lifted together, the fine adjustment of the height of the printing device is realized, and the printing device is compatible with printing media with different thicknesses.

Further, the inkjet printer is mounted on another paper feeding platform, and the transmission direction of the printing medium is perpendicular to the plane formed by the lower cross beam 11 and the upper cross beam 15.

The above-described embodiments do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the above-described embodiments should be included in the protection scope of the technical solution.

Claims (10)

1. The utility model provides a shower nozzle position adjustable ink jet numbering machine which characterized in that: comprises that

A base (12), and a lower beam (11) is arranged on the base (12);

the spray head (2) is slidably arranged on the lower cross beam (11) and is used for spraying ink onto a printing medium;

the connecting piece (44) is arranged on the spray head, and the connecting piece (44) can be arranged on the lower cross beam (11) in a sliding manner;

the fixing piece (45) can be slidably arranged on the lower cross beam (11), the fixing piece (45) is connected with the connecting piece (44) through a fine adjusting piece (48), and the fine adjusting piece (48) is in threaded connection with the connecting piece (44).

2. The inkjet printer capable of adjusting the position of the nozzle according to claim 1, wherein: an elastic piece (49) is arranged between the fixing piece (45) and the connecting piece (44), and the fine adjustment piece (48) is sleeved with the elastic piece (49).

3. The inkjet printer capable of adjusting the position of the nozzle according to claim 1, wherein: the fine adjusting piece (48) is partially threaded with the connecting piece (44) through a fixing piece (45).

4. The inkjet printer capable of adjusting the position of the nozzle according to claim 1, wherein: the lower cross beam (11) is further provided with a sliding groove (41) arranged along the length direction of the lower cross beam (11) and a first adjusting block (42) slidably arranged in the sliding groove (41), and the first adjusting block (42) is connected with the connecting piece (44) through a first hand-screwing part (46).

5. The inkjet printer capable of adjusting the position of the nozzle according to claim 4, wherein: the first screwing part (46) is partially threaded with the first adjusting block (42) through a connecting piece (44).

6. The inkjet printer capable of adjusting the position of the nozzle according to claim 4, wherein: a second adjusting block (43) is further arranged in the sliding groove (41), and the second adjusting block (43) is connected with the fixing piece (45) through a second hand-screwing part (47).

7. The inkjet printer capable of adjusting the position of the nozzle according to claim 6, wherein: the second screwing part (47) partially penetrates through the fixing piece (45) to be screwed with the second adjusting block (43).

8. The inkjet printer capable of adjusting the position of the nozzle according to claim 1, wherein: be equipped with mount pad (33) on bottom end rail (11), shower nozzle (2) are located on mount pad (33), just connecting piece (44) with mount pad (33) link to each other.

9. The inkjet printer capable of adjusting the position of the nozzle according to claim 8, wherein: the mounting seat (33) is connected with the lower cross beam (11) through a sliding rail structure, the sliding rail structure comprises a first sliding rail (31) and a second sliding rail (32), and a first sliding block (34) connected with the first sliding rail (31) in a sliding mode and a second sliding block (35) connected with the second sliding rail (32) in a sliding mode are arranged on the mounting seat (33).

10. The inkjet printer capable of adjusting the position of the nozzle according to claim 9, wherein: the first sliding rail (31) is arranged on the top surface of the lower cross beam (11), and the second sliding rail (32) is arranged on one side surface, facing the spray head (2), of the lower cross beam (11).

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