CN220517841U - Transmission mechanism and printer - Google Patents

Abstract

The utility model discloses a transmission mechanism and a printer, which comprises a square frame body, wherein a transmission rod is installed in the square frame body in a sliding fit mode, a long strip groove is formed in the transmission rod, an auxiliary block is installed in the long strip groove in a sliding fit mode, a flat groove is formed in the auxiliary block, a first motor is arranged in the flat groove, a driven circular plate is installed at the output end of the first motor, and a printing spray head is installed on the driven circular plate.

Description

Transmission mechanism and printer

Technical Field

The utility model relates to the technical field of printers, in particular to a transmission mechanism and a printer.

Background

As known, a printer is one of output devices of a computer, and is used for printing a computer processing result on a relevant medium, and three indexes for measuring the quality of the printer are: the printing resolution, printing speed and noise, the variety of printers are many, according to whether the printing element has impact action on paper, the impact type printer and the non-impact type printer are divided, the character output part of the printer is called a printing head, the laser printer has no printing head, the printing head of the ink-jet printer is called a spray head, the printing head of the needle type printer is called a needle type printing head, an eight-needle printing head, a twelve-needle printing head, a twenty-four-needle printing head and the like, and the printing head angle is fixed, so that the printing head is limited to move in a fixed printing space, and the existing printer cannot perform secondary printing on a formed product, so that a printing head angle adjusting device is needed to drive the change of the printing head angle.

For example, the publication number is CN206011744U, the publication date is 2017, and the publication date is 15, and the name is "3D printer transmission mechanism for improving running stability", which aims to solve the problem that the running stability of the 3D printer transmission mechanism is not high. The device comprises a top beam, a baffle, a guide rail, a sliding block, a pulley, a connecting arm, a screw, a servo motor and a supporting plate; the utility model has the advantages that: the utility model provides an improve 3D printer drive mechanism of operational stability, uses screw drive slider, adds the guide rail in the frame of 3D printer for the slider is along guide rail steady operation, and rocking when reducing the belt motion improves the operational stability of 3D printer, promotes the quality of printing the object.

When the transmission mechanism in the prior art drives the printing head to move, the printing head cannot conduct angle adjustment, so that the printer cannot conduct secondary printing on the formed product.

Disclosure of Invention

The present utility model is directed to a transmission mechanism and a printer, which solve the above problems in the prior art.

In order to achieve the above object, the present utility model provides the following technical solutions:

the utility model provides a drive mechanism, includes square framework, install the transfer line spare with sliding fit's mode in the square framework, offered rectangular groove on the transfer line spare, the auxiliary block is installed with sliding fit's mode in the rectangular inslot, is provided with the flat groove on the auxiliary block, is provided with first motor in the flat groove, and driven plectane is installed to first motor output, installs the printing shower nozzle on the driven plectane.

Above-mentioned, two spouts have been seted up to the symmetry on the both sides inner wall of square framework, two with sliding fit's mode installs the transmission member jointly in the spout.

Above-mentioned, one side of square framework is provided with the second motor, and first lead screw is installed to the second motor output, and the other end of first lead screw is installed on the inner wall of square framework with normal running fit's mode, and first lead screw runs through the middle part of transmission member and is connected with the transmission member with screw-thread fit's mode.

Above-mentioned, the second motor is installed in square framework's inside.

The second lead screw is installed in the strip groove in a running fit mode, penetrates through the middle of the auxiliary block and is connected with the auxiliary block in a threaded fit mode.

Above-mentioned, the one end of second lead screw runs through rectangular groove and is connected with the output of third motor.

The third motor is arranged inside the transmission rod piece.

Above-mentioned, the middle part on the annular outer wall of driven plectane is provided with the rubber lug, is provided with the arc rubber slab on the flat groove inner wall, and the rubber lug supports with the arc rubber slab each other tightly.

Above-mentioned, a plurality of recesses have evenly been seted up along its circumference direction on the arc inner wall that the arc rubber slab is close to driven plectane, and rubber lug and recess unsmooth cooperation each other.

A printer comprises a printer body, wherein the transmission mechanism is arranged on the printer body.

The utility model has the beneficial effects that: when the printing head needs to be subjected to angle adjustment, the printing nozzle is driven to rotate to a required angle through the first motor and the driven circular plate, so that the printing nozzle can print a product.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a top view of FIG. 1 in accordance with the present utility model;

FIG. 3 is a schematic view of the cross-sectional view of the A-A direction of FIG. 2 in accordance with the present utility model;

FIG. 4 is a schematic view of a partially enlarged cross-sectional structure at M of FIG. 3 according to the present utility model;

FIG. 5 is a schematic view of the B-B cross-sectional structure of FIG. 2 according to the present utility model.

Reference numerals illustrate:

1. a square frame; 2. a transmission rod; 3. a long strip groove; 4. an auxiliary block; 5. a flat groove; 6. a first motor; 7. a driven circular plate; 8. printing a spray head; 9. a chute; 10. a second motor; 11. a first lead screw; 12. a second lead screw; 13. a third motor; 14. rubber bumps; 15. an arc-shaped rubber plate; 16. a groove.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 5, the transmission mechanism provided by the embodiment of the utility model comprises a square frame body 1, wherein a transmission rod 2 is installed in the square frame body 1 in a sliding fit mode, a long groove 3 is formed in the transmission rod 2, an auxiliary block 4 is installed in the long groove 3 in a sliding fit mode, a flat groove 5 is formed in the auxiliary block 4, a first motor 6 is arranged in the flat groove 5, a driven circular plate 7 is installed at the output end of the first motor 6, and a printing nozzle 8 is installed on the driven circular plate 7.

Specifically, the drive mechanism is the structure that drives the printing nozzle 8 motion of printer, drive mechanism sets up inside the printer, through drive rod 2 in square framework 1 internal slip, make drive rod 2 drive printing nozzle 8 motion through supplementary piece 4, drive supplementary piece 4 in rectangular inslot 3 internal slip, drive printing nozzle 8 along the orbit slip of rectangular inslot 3 on drive rod 2 through supplementary piece 4, make supplementary piece 4 can drive printing nozzle 8 and carry out multidirectional motion, make printing nozzle 8 not remove the dead angle (that is print nozzle 8 and can move to each part in square framework 1), printing nozzle 8 is the part that the printer goes out the word, drive mechanism among the prior art is when driving the printing head and moves, the printing head can not carry out the angle modulation, make the printer can not carry out the secondary printing to the product that has been formed, and in this embodiment, when the printing head needs to carry out the angle modulation, start first motor 6 (first motor 6 is positive and negative rotation motor) makes it drive driven plectane 7 rotate, driven plectane 7 drive printing nozzle 8 and rotate to the angle that needs driving nozzle 8 and can move to the part that needs in square framework 1, printing nozzle 8 can move to each part, the printing nozzle 8 has been driven through supplementary piece 4 and need to carry out the printing nozzle 8 to carry out the printing operation, the printing position to print to the product that the various print that needs to have increased.

Further, two sliding grooves 9 are symmetrically formed in the inner walls of the two sides of the square frame body 1, the two sliding grooves 9 are internally provided with the transmission rod 2 in a sliding fit mode, specifically, the transmission rod 2 is limited through the sliding grooves 9, the transmission rod 2 drives the printing nozzle 8 to slide along the track of the sliding grooves 9 through the auxiliary block 4, and the transmission rod 2 cannot deviate when the printing nozzle 8 moves.

Further, a second motor 10 is arranged on one side of the square frame body 1, a first lead screw 11 is arranged at the output end of the second motor 10, the other end of the first lead screw 11 is arranged on the inner wall of the square frame body 1 in a running fit mode, the first lead screw 11 penetrates through the middle of the transmission rod 2 and is connected with the transmission rod 2 in a threaded fit mode, when the transmission rod 2 needs to be driven to slide in the square frame body 1, the second motor 10 (the second motor 10 is a forward and backward rotating motor) is started to drive the first lead screw 11 to rotate clockwise, the first lead screw 11 drives the transmission rod 2 to slide along the track of the chute 9 in a threaded fit mode, and the transmission rod 2 drives the printing nozzle 8 to move to a position where printing is required through the auxiliary block 4 and the driven circular plate 7.

Further, the second motor 10 is mounted inside the square frame 1, specifically, the second motor 10 is mounted on the side wall of the square frame 1, so that the second motor 10 can be hidden, and the second motor 10 is prevented from affecting the outer side of the square frame 1.

Further, install second lead screw 12 with normal running fit's mode in rectangular groove 3, second lead screw 12 runs through the middle part of supplementary piece 4 and is connected with supplementary piece 4 with screw-thread fit's mode, specifically, when needs drive supplementary piece 4 slides along the orbit in rectangular groove 3 for supplementary piece 4 drives and prints shower nozzle 8 and move to the position that needs to print, can drive the arbitrary position that prints shower nozzle 8 and move to square framework 1 through supplementary piece 4, make print shower nozzle 8 can carry out the print operation to the product of arbitrary position in square framework 1, and print shower nozzle 8 carries out the secondary printing of product after angle modulation, the variety of product printing has been improved.

Further, one end of the second screw rod 12 penetrates through the elongated slot 3 and is connected with the output end of the third motor 13, specifically, when the second screw rod 12 needs to be driven to rotate, the third motor 13 is started (the third motor 13 is a forward and reverse rotation motor) to drive the second screw rod 12 to rotate, and the second screw rod 12 drives the auxiliary block 4 to slide along the track of the elongated slot 3 in a threaded fit mode.

Further, the third motor 13 is disposed inside the transmission rod 2, specifically, the third motor 13 is mounted on the side wall of the end portion of the transmission rod 2, so that the third motor 13 can be hidden, and the influence of the third motor 13 on the movement of the transmission rod 2 is prevented.

Further, the middle part on the annular outer wall of driven plectane 7 is provided with rubber lug 14, is provided with arc rubber slab 15 on the flat groove 5 inner wall, and rubber lug and arc rubber slab support each other tightly, specifically, when needs adjust the printing angle of printing shower nozzle 8, the driven plectane 7 of first motor 6 drive drives and prints shower nozzle 8 and rotate to the angle of needs, at driven plectane 7 pivoted in-process, driven plectane 7 drives the track motion of rubber lug 14 along arc rubber slab 15 for rubber lug 14 supports always tightly on the lateral wall of arc rubber slab 15, can carry out certain location operation to driven plectane 7.

Further, the arc-shaped rubber plate 15 is close to the arc-shaped inner wall of the driven circular plate 7, a plurality of grooves 16 are uniformly formed in the circumferential direction of the arc-shaped inner wall, the rubber lugs 14 are in concave-convex fit with the grooves 16, and specifically, when the driven circular plate 7 drives the rubber lugs 14 to move along the track of the arc-shaped rubber plate 15, the rubber lugs 14 slide into the grooves 16 in the arc-shaped rubber plate 15, so that the rubber lugs 14 and the grooves 16 are in concave-convex fit, and positioning operation of the driven circular plate 7 is achieved.

The printer provided by the other embodiment of the utility model comprises a printer body, wherein the printer body is provided with the transmission mechanism, and particularly, the transmission mechanism is a structure for driving the printing nozzle 8 of the printer to move and is arranged in the printer, and the transmission mechanism drives the printing nozzle 8 to move so as to realize the printing operation of products.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims (10)

1. The utility model provides a drive mechanism, includes square framework, its characterized in that, install the transfer line with sliding fit's mode in the square framework, offered rectangular groove on the transfer line, rectangular inslot installs the auxiliary block with sliding fit's mode, is provided with the flat groove on the auxiliary block, is provided with first motor in the flat groove, and driven plectane is installed to first motor output, installs the printing shower nozzle on the driven plectane.

2. The transmission mechanism according to claim 1, wherein two sliding grooves are symmetrically formed in the inner walls of two sides of the square frame body, and transmission rods are mounted in the two sliding grooves in a sliding fit mode.

3. The transmission mechanism according to claim 1, wherein a second motor is arranged on one side of the square frame body, a first screw is installed at the output end of the second motor, the other end of the first screw is installed on the inner wall of the square frame body in a rotating fit mode, and the first screw penetrates through the middle of the transmission rod and is connected with the transmission rod in a threaded fit mode.

4. A transmission according to claim 3, wherein the second motor is mounted inside a square frame.

5. A transmission mechanism according to claim 1, wherein a second screw is mounted in the elongated slot in a rotationally fixed manner, the second screw extending through the middle of the auxiliary block and being threadably connected to the auxiliary block.

6. The transmission mechanism of claim 5, wherein one end of the second screw extends through the elongated slot and is connected to the output of the third motor.

7. The transmission mechanism of claim 6, wherein the third motor is disposed within the transmission rod.

8. The transmission mechanism according to claim 1, wherein a rubber bump is provided in the middle of the annular outer wall of the driven circular plate, an arc-shaped rubber plate is provided on the inner wall of the flat groove, and the rubber bump and the arc-shaped rubber plate are abutted against each other.

9. The transmission mechanism according to claim 8, wherein a plurality of grooves are uniformly formed in the arc-shaped inner wall of the arc-shaped rubber plate, which is close to the driven circular plate, along the circumferential direction of the arc-shaped inner wall, and the rubber bumps are in concave-convex fit with the grooves.

10. A printer comprising a printer body, wherein the transmission mechanism of any one of claims 1 to 3 is provided on the printer body.