Side printing machine

Abstract

The utility model relates to the technical field of cylindrical workpiece surface printing equipment, in particular to a side printing machine. Comprising a transfer manipulator, a printing jig and a printing machine head, the printing jig comprises a mounting base, a material carrying assembly, a first driving assembly, a material pressing assembly and a fine adjustment assembly, the material carrying assembly is arranged on the mounting base, and the fine adjustment assembly conducts fine adjustment on the mounting base; the material carrying assembly comprises a material groove and a first air channel, the first air channel communicates with the material groove, the material groove is provided with a notch, the notch is formed in the side wall of the material groove, and the material groove is used for containing external workpieces. The first driving assembly is arranged on the mounting seat and drives the loading assembly to rotate to enable the notch to be upward; the material pressing assembly is arranged on the mounting base and located below the material carrying assembly, and the material pressing assembly is used for pressing an external workpiece in the material groove; the transferring mechanical arm transfers external workpieces into the material groove, and the printing machine head is located above the printing jig. The production efficiency is improved; and the controllability of the production quality stability is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to cylindrical workpiece surface printing equipment technical field especially relates to a side printing machine. BACKGROUND

[0002] The side surface printing of the cylindrical workpiece with small volume is the common production process, first, the cylindrical workpiece is put into the fixture, and the side surface of the workpiece is ensured to face upward, then the workpiece is fixed in the fixture, and the side surface is printed by the printing head, and finally, the workpiece is discharged, when the number of workpieces is large, the traditional manual feeding production mode seriously affects the production efficiency, leads to long production cycle and low production processing precision, so it can meet the production requirement and needs improvement. SUMMARY

[0003] In order to overcome the shortcomings of long production cycle and low production efficiency in the prior art, the utility model aims at providing a side printing machine, realizing the production purposes of rapid feeding, overturning, clamping, printing and discharging, improving the production efficiency and realizing the purpose of rapid printing.

[0004] In order to achieve the above-mentioned purpose, the technical scheme of the utility model is as follows:

[0005] A side printing machine comprises a transfer manipulator, a printing fixture and a printing head.

[0006] The printing fixture comprises a mounting seat, a material loading assembly, a first driving assembly, a material pressing assembly and a fine adjustment assembly, the material loading assembly is arranged on the mounting seat, and the fine adjustment assembly is used for fine adjustment of the mounting seat.

[0007] The material loading assembly comprises a material groove and a first air duct, the first air duct is communicated with the material groove, the material groove is provided with a notch, the notch is arranged on the side wall of the material groove, and the material groove is used for accommodating external workpieces.

[0008] The first driving assembly is arranged on the mounting seat and drives the material loading assembly to rotate so that the notch faces upward.

[0009] The material pressing assembly is arranged on the mounting seat and located below the material loading assembly, and the material pressing assembly is used for pressing the external workpieces in the material groove.

[0010] The transfer manipulator transfers the external workpieces into the material groove, and the printing head is located above the printing fixture.

[0011] Further, the material loading assembly comprises a material rod and a gear shaft, the first driving assembly comprises a first driving source and a rack, the first driving source is arranged on the mounting seat and drives the rack to move back and forth, and the gear shaft is engaged with the rack.

[0012] The material bar is arranged on a gear shaft, the material groove and the first air channel are arranged on the material bar, the gear shaft is provided with a second air channel, and the second air channel is communicated with the first air channel.

[0013] Further, the material pressing assembly comprises a second driving source and a pressing rod, the second driving source is arranged on the mounting base and drives the pressing rod to ascend and descend so that the pressing rod is attached to the material bar, and the pressing rod is arranged close to the material groove.

[0014] Further, the material pressing assembly further comprises a movable assembly, the second driving source drives the movable assembly to ascend and descend, and the pressing rod is arranged on the movable assembly and is arranged away from the mounting base.

[0015] Further, the movable assembly comprises a lower sliding plate, a wedge-shaped piece, an upper sliding plate and an inclined guide, the lower sliding plate is slidably connected to the mounting base, the second driving source drives the lower sliding plate to move, the wedge-shaped piece is arranged on the lower sliding plate, the upper sliding plate is slidably connected to the wedge-shaped piece, the inclined guide is arranged on the mounting base, the length direction of the inclined guide is arranged at an acute angle with the movement of the lower sliding plate, and the pressing rod is arranged on the upper sliding plate and is arranged away from the lower sliding plate.

[0016] Further, the movable assembly further comprises a guide wheel, the upper sliding plate is provided with a through hole, the guide wheel is accommodated in the through hole and is rotatably connected with the upper sliding plate, and the guide wheel is slidably connected with the wedge-shaped piece.

[0017] Further, the fine adjustment assembly comprises an angle adjustment driving source, an X-direction adjustment driving source and a Y-direction adjustment driving source, the angle adjustment driving source drives the mounting base to swing, the Y-direction adjustment driving source drives the X-direction adjustment driving source to move along the Y direction, and the X-direction adjustment driving source drives the mounting base to move along the X direction.

[0018] Further, the side surface printing machine further comprises a horizontal driving piece, and the horizontal driving piece drives the printing jig to move towards or away from the printing machine head.

[0019] The side surface printing machine has the advantages that: the transfer mechanical arm, the printing jig and the printing machine head are arranged, the printing jig comprises a mounting base, a material loading assembly, a first driving assembly, a material pressing assembly and a fine adjustment assembly, the material loading assembly comprises a material groove and a first air channel, the first air channel is communicated with the material groove, the material groove is provided with a notch, the notch is arranged on the side wall of the material groove, the first driving assembly drives the material loading assembly to rotate so that the notch is arranged upward, the material pressing assembly presses and holds the workpiece in the material groove, the fine adjustment assembly finely adjusts the mounting base, the processing precision of the workpiece to be printed is met, and the production efficiency and the controllability of the production quality stability are improved. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0021] Figure 2 The partial structure schematic view of the utility model;

[0022] Figure 3 The printing jig split structure schematic view of the utility model;

[0023] Figure 4 The printing jig partial structure split schematic view of the utility model;

[0024] Figure 5 The first visual angle split structure schematic view of the utility model's material carrying assembly;

[0025] Figure 6 The second visual angle split structure schematic view of the utility model's material carrying assembly;

[0026] Figure 7 The rotation principle structure schematic view of the utility model's material carrying assembly;

[0027] Figure 8 The principle structure schematic view of the utility model's material pressing assembly;

[0028] Figure 9 The split structure schematic view of the utility model's material pressing assembly;

[0029] Figure 10 The utility model's printing jig solid section view;

[0030] Figure 11 The utility model's printing jig plane section view;

[0031] Figure 12 The fine adjustment assembly structure schematic view of the utility model.

[0032] The attached drawing mark includes:

[0033] 1 - transfer manipulator 2 - printing jig 21 - mounting seat

[0034] 211 - bottom plate 2201 - material groove 2202 - first air passage

[0035] 2203 - second air passage 22011 - gap 212 - side plate

[0036] 22 - material carrying assembly 221 - material rod 222 - gear shaft

[0037] 23 - first drive assembly 231 - first drive source 232 - rack

[0038] 24 - material pressing assembly 241 - second drive source 242 - pressing rod

[0039] 243 - movable assembly 2431 - lower slide plate 2432 - wedge

[0040] 2433 - upper slide 2434 - diagonal guide 2435 - guide wheel

[0041] 25 - fine adjustment assembly 251 - angle adjustment drive source 252 - X-direction adjustment drive source

[0042] 253 - Y-direction adjustment drive source 254 - X-direction connecting plate 255 - Y-direction connecting plate

[0043] 3 - printing head 4 - horizontal drive 5 - tray

[0044] 100 - workpiece. DETAILED DESCRIPTION

[0045] For the convenience of those skilled in the art, the present application will be further described below in conjunction with the embodiments and drawings, and the content mentioned in the embodiments is not a limitation of the present application.

[0046] Please refer to Figures 1 to 12 , a side surface printing machine, comprising a transfer manipulator 1, a printing jig 2 and a printing head 3;

[0047] The printing jig 2 comprises a mounting seat 21, a material loading assembly 22, a first drive assembly 23, a material pressing assembly 24 and a fine adjustment assembly 25, the material loading assembly 22 is arranged on the mounting seat 21, and the fine adjustment assembly 25 is used for fine adjustment of the mounting seat 21;

[0048] The material loading assembly 22 comprises a material groove 2201 and a first air duct 2202, the first air duct 2202 is communicated with the material groove 2201, the material groove 2201 is provided with a notch 22011, the notch 22011 is arranged on the side wall of the material groove 2201, and the material groove 2201 is used for accommodating the external workpiece 100;

[0049] The first drive assembly 23 is arranged on the mounting seat 21 and drives the material loading assembly 22 to rotate so that the notch 22011 is upward;

[0050] The material pressing assembly 24 is arranged on the mounting seat 21 and located below the material loading assembly 22, and the material pressing assembly 24 is used for pressing and holding the external workpiece 100 in the material groove 2201;

[0051] The transfer manipulator 1 transfers the external workpiece into the material groove 2201, and the printing head 3 is located above the printing jig 2.

[0052] Specifically, in this embodiment, the side surface printing machine further comprises a machine table 5, the printing jig 2 and the printing head 3 are arranged on the machine table 5, a cross beam is arranged on the machine table 5, and the transfer manipulator 1 is slidingly connected to the cross beam. The printing jig 2 comprises a mounting seat 21, a material loading assembly 22, a first driving assembly 23, a material pressing assembly 24 and a fine adjustment assembly 25. Preferably, the mounting seat 21 comprises a bottom plate 211 and two side plates 212, the two side plates 212 are connected to the bottom plate 211 to form a U shape, the number of the material loading assembly 22 is several, the several material loading assemblies 22 are arranged in parallel, and the distance between adjacent two material loading assemblies 22 is arranged. Each material loading assembly 22 comprises several material grooves 2201, the several material grooves 2201 are sequentially arranged along the length direction of the material loading assembly 22, and the several material grooves 2201 are located between the two side plates 212. Each material groove 2201 is provided with a gap 22011. One external workpiece 100 is placed in one material groove 2201, and the part to be printed of the external workpiece 100 is placed towards the gap 22011. A first air channel 2202 is in communication with each material groove 2201. In an initial state, the several external workpieces are arranged in an array and placed in an external material tray 6. The front surface of the material groove 2201 is upward. The transfer manipulator 1 simultaneously adsorbs and transfers the several external workpieces 100 from the external material tray 6 to the material loading assembly 22. One material groove 2201 accommodates one workpiece 100, and the part to be printed on the side surface of the workpiece 100 is exposed through the gap 22011. Then, the first air channel 2202 introduces external negative pressure gas, the material groove 2201 is in a negative pressure state, and the workpiece 100 is fixed in the material groove 2201. Then, the first driving assembly 23 drives the material loading assembly 22 to rotate by 90°, so that the gap 22011 is upward, that is, the part to be printed on the side surface of the workpiece 100 is upward. The material pressing assembly 24 rises to press and hold the external workpiece 100 in the material groove 2201, so as to ensure that the external workpiece 100 is fixed in the material groove 2201 during the printing process, and the stability of the printing quality is ensured. The fine adjustment assembly 25 adjusts the angle, X direction and Y direction of the mounting seat 21, adjusts the accurate position of the several external workpieces 100, and finally the printing head 3 prints the side surface of the several workpieces 100.

[0053] By arranging the transfer manipulator 1, the printing jig 2 and the printing head 3, the printing jig 2 comprises the mounting seat 21, the material loading assembly 22, the first driving assembly 23, the material pressing assembly 24 and the fine adjustment assembly 25. The material loading assembly 22 comprises the material groove 2201 and the first air channel 2202. The first air channel 2202 is in communication with the material groove 2201. The material groove 2201 is provided with the gap 22011 arranged on the side wall of the material groove 2201. The first driving assembly 23 drives the material loading assembly 22 to rotate so that the gap 22011 is arranged upward. The material pressing assembly 24 press-holds the external workpiece 100 in the material groove 2201. The fine adjustment assembly 25 adjusts the mounting seat 21, meets the processing precision of the workpiece to be printed, improves the production efficiency and the controllability of the production quality stability.

[0054] The carrier assembly 22 comprises a carrier rod 221 and a gear shaft 222, the first driving assembly 23 comprises a first driving source 231 and a rack 232, the first driving source 231 is arranged on the mounting base 21 and drives the rack 232 to move back and forth, the gear shaft 222 is engaged with the rack 232;

[0055] The carrier rod 221 is arranged on the gear shaft 222, the carrier groove 2201 and the first air duct 2202 are arranged on the carrier rod 221, the gear shaft 222 is provided with the second air duct 2203, the second air duct 2203 is communicated with the first air duct 2202, a plurality of shaft holes are processed on the mounting base 21, the gear shaft 222 is rotatably connected in the shaft hole, gear sleeves are sleeved on both ends of the gear shaft 222 in the length direction, the gear sleeves are engaged with the rack 232, the cross section of the carrier rod 221 is square, a mounting plane is processed on the shaft body of the gear shaft 222 for fixing the carrier rod 221, the carrier rod 221 is fixedly connected with the gear shaft 22 by screws, a plurality of carrier grooves 2201 are processed on the carrier rod 221 in the length direction, the radial size of the carrier groove 2201 is greater than the length of the carrier rod 221 to form a gap 22011, the gap 22011 is away from the gear shaft 222, the first driving assembly 23 drives the horizontal movement of the rack 232, thereby driving the rotation of the gear shaft 222, so that the gap 22011 of the carrier rod 221 faces upward, facilitating the printing of the side surface of the workpiece 100 fixed in the carrier groove 2201 by the printing head 3, preferably, the gear shaft 222 is hollow, a through hole is processed on the shaft body of the gear shaft 222 to form the second air duct 2203, external negative pressure gas enters the carrier groove 2201 through the inner cavity of the gear shaft 222, the second air duct 2203 and the first air duct 2202 in sequence, and the fixation of the workpiece 100 in the carrier groove 2201 is realized.

[0056] The pressure assembly 24 comprises a second driving source 241 and a pressure rod 242, the second driving source 241 is arranged on the mounting base 21 and drives the pressure rod 242 to ascend and descend so that the pressure rod 242 is attached to the carrier rod 221, the pressure rod 242 is arranged close to the carrier groove 2201, preferably, the number of the pressure rod 242 is multiple, one pressure rod 242 cooperates with one carrier rod 221, when the carrier rod 221 rotates by 90°, the second driving source 241 drives the pressure rod 242 to ascend and descend and attach to the surface of the carrier rod 221, thereby pressing and holding the external workpiece 100 in the carrier groove 2201, ensuring the relative static state of the workpiece 100 in the printing process and improving the stability of the production quality.

[0057] The pressure assembly 24 further comprises a movable assembly 243, the second driving source 241 drives the movable assembly 243 to ascend and descend, the pressure rod 242 is arranged on the movable assembly 243 and is arranged away from the mounting base 21, this structure arrangement realizes the purpose of driving a plurality of pressure rods 242 to ascend and descend synchronously.

[0058] The movable assembly 243 comprises a lower sliding plate 2431, wedge-shaped pieces 2432, an upper sliding plate 2433 and a diagonal guide 2434, the lower sliding plate 2431 is slidingly connected to the mounting base 21, the second driving source 241 drives the lower sliding plate 2431 to move, the wedge-shaped pieces 2432 are arranged on the lower sliding plate 2431, the upper sliding plate 2433 is slidingly connected to the wedge-shaped pieces 2432, the diagonal guide 2434 is arranged on the mounting base 21, the length direction of the diagonal guide 2434 is arranged at an acute angle with the movement of the lower sliding plate 2431, the pressing rod 242 is arranged on the upper sliding plate 2433 and away from the lower sliding plate 2431, preferably, a sliding rail is arranged on the mounting base 21, the lower sliding plate 2431 slides along the sliding rail, the number of the wedge-shaped pieces 2432 is six, three wedge-shaped pieces 2432 form a row, when the second driving source 241 drives the lower sliding plate 2431 to move, the wedge-shaped pieces 2432 move synchronously, the wedge-shaped pieces 2432 push the upper sliding plate 2433 to move upward, under the limitation of the diagonal guide 2434, the upper sliding plate 2433 moves obliquely upward, that is, the pressing rod 242 gradually approaches the side surface of the material rod 221 and is pressed on the side surface, so that the approaching purpose is achieved.

[0059] The movable assembly 243 further comprises guide wheels 2435, the upper sliding plate 2433 is provided with a through hole, the guide wheels 2435 are accommodated in the through hole and are rotationally connected with the upper sliding plate 2433, the guide wheels 2435 are slidingly connected with the wedge-shaped pieces 2432, the number of the guide wheels 2435 is six, one guide wheel 2435 cooperates with one wedge-shaped piece 2432, the guide wheels 2435 are in line contact with the wedge-shaped pieces 2432, so that the frictional resistance is reduced and the output energy consumption of the second driving source 241 is reduced.

[0060] The fine adjustment assembly 25 comprises an angle adjustment driving source 251, an X-direction adjustment driving source 252 and a Y-direction adjustment driving source 253, the angle adjustment driving source 251 drives the mounting base 21 to swing, the X-direction adjustment driving source 252 drives the Y-direction adjustment driving source 253 to move in the X direction, and the Y-direction adjustment driving source 253 drives the mounting base 21 to move in the Y direction, preferably, the fine adjustment assembly 25 further comprises an X-direction connecting plate 254 and a Y-direction connecting plate 255, the Y-direction connecting plate 255 is connected with the mounting base 21, the Y-direction connecting plate 255 is slidingly connected with the X-direction connecting plate 254, the angle adjustment driving source 251 adopts a structure of a servo motor driving a belt pulley to rotate, the belt pulley drives a shaft body to rotate, the shaft body is connected with the mounting base 21, so that the angle adjustment of the mounting base 21 is realized, the X-direction adjustment driving source 252 adopts a structure of a screw micrometer to drive the X-direction connecting plate 254 to fine adjust in the X direction, and the Y-direction adjustment driving source 253 adopts a structure of a screw micrometer to drive the Y-direction connecting plate 255 to fine adjust in the Y direction, that is, the adjustment of the mounting base 21 in the X direction, the Y direction and the angle is realized.

[0061] The side printing machine further comprises a horizontal driving element 4, which drives the printing jig 2 to move towards or away from the printing machine head 3, and the horizontal driving element 4 is arranged so that the printing jig 2 slides along the Y direction relative to the machine table 5, facilitating the reciprocating movement of the printing jig 2 between the position directly below the transfer robot 1 and the position directly below the printing machine head 3, and meeting the production requirements.

[0062] The above is only the preferred embodiment of the present application, and for those skilled in the art, the specific implementation and application range can be changed according to the idea of the present application, and the content of the specification should not be understood as limiting the present application.

Claims

1. A side printing machine characterized by: The printing jig (2) comprises a mounting base (21), a material loading assembly (22), a first driving assembly (23), a material pressing assembly (24) and a fine adjustment assembly (25), the material loading assembly (22) is arranged on the mounting base (21), and the fine adjustment assembly (25) is used for fine adjustment of the mounting base (21). The material loading assembly (22) comprises a material groove (2201) and a first air channel (2202), the first air channel (2202) is in communication with the material groove (2201), the material groove (2201) is provided with a notch (22011), the notch (22011) is arranged on the side wall of the material groove (2201), and the material groove (2201) is used for accommodating external workpieces (100). The first driving assembly (23) is arranged on the mounting base (21) and drives the material loading assembly (22) to rotate so that the notch (22011) is upward. The material pressing assembly (24) is arranged on the mounting base (21) and located below the material loading assembly (22), and is used for pressing the external workpieces (100) in the material groove (2201). The transfer robot (1) is used for transferring the external workpieces into the material groove (2201), and the printing head (3) is located above the printing jig (2). The material loading assembly (22) comprises a material rod (221) and a gear shaft rod (222), the first driving assembly (23) comprises a first driving source (231) and a rack (232), the first driving source (231) is arranged on the mounting base (21) and drives the rack (232) to move back and forth, and the gear shaft rod (222) is in engagement with the rack (232).

2. The side printer according to claim 1, characterized in that: The material rod (221) is arranged on the gear shaft rod (222), the material groove (2201) and the first air channel (2202) are arranged on the material rod (221), and the gear shaft rod (222) is provided with a second air channel (2203), the second air channel (2203) is in communication with the first air channel (2202). The material pressing assembly (24) comprises a second driving source (241) and a pressing rod (242), the second driving source (241) is arranged on the mounting base (21) and drives the pressing rod (242) to ascend and descend so that the pressing rod (242) is attached to the material rod (221), and the pressing rod (242) is arranged close to the material groove (2201).

3. The side printer according to claim 2, characterized in that: The material pressing assembly (24) further comprises a movable assembly (243), the second driving source (241) drives the movable assembly (243) to ascend and descend, the pressing rod (242) is arranged on the movable assembly (243) and arranged away from the mounting base (21).

4. The side printer according to claim 3, characterized in that: ​ 5. The side printer of claim 4, wherein: The movable assembly (243) comprises a lower sliding plate (2431), a wedge-shaped piece (2432), an upper sliding plate (2433) and an oblique guide (2434), the lower sliding plate (2431) is slidingly connected to the mounting base (21), the second driving source (241) drives the lower sliding plate (2431) to move, the wedge-shaped piece (2432) is arranged on the lower sliding plate (2431), the upper sliding plate (2433) is slidingly connected to the wedge-shaped piece (2432), the oblique guide (2434) is arranged on the mounting base (21), the length direction of the oblique guide (2434) is arranged at an acute angle with the movement direction of the lower sliding plate (2431), and the pressing rod (242) is arranged on the upper sliding plate (2433) and away from the lower sliding plate (2431).

6. The side printer of claim 5, wherein: The movable assembly (243) further comprises a guide wheel (2435), the upper sliding plate (2433) is provided with a through hole, the guide wheel (2435) is accommodated in the through hole and rotationally connected with the upper sliding plate (2433), and the guide wheel (2435) is slidingly connected with the wedge-shaped piece (2432).

7. The side printer of claim 1, wherein: The fine adjustment assembly (25) comprises an angle adjustment driving source (251), an X-direction adjustment driving source (252) and a Y-direction adjustment driving source (253), the angle adjustment driving source (251) drives the mounting base (21) to swing, the Y-direction adjustment driving source (253) drives the X-direction adjustment driving source (252) to move along the Y direction, and the X-direction adjustment driving source (252) drives the mounting base (21) to move along the X direction.

8. The side printer of claim 1, wherein: The side printing machine further comprises a horizontal driving member (4), and the horizontal driving member (4) drives the printing jig (2) to move towards or away from the printing machine head (3).

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