Spherical shell lettering device

Abstract

The utility model discloses a spherical shell lettering device, which relates to the technical field of pharmacy and comprises an input chute, an output chute, a jacking mechanism, a clamping moving mechanism and a lettering mechanism. In the conveying direction, a gap is formed between the tail end of the input chute and the starting end of the output chute; the jacking mechanism is provided with a lifting jacking end, and the lifting jacking end can jack the last spherical shell, at the tail end of the conveying direction, of the input chute in the vertical direction. The clamping moving mechanism is located between the tail end of the input chute and the starting end of the output chute, and the clamping moving mechanism can move in the conveying direction; the clamping moving mechanism is provided with a clamping opening capable of being opened and closed, and the clamping opening can fixedly clamp the spherical shell on the lifting jacking end. The character pressing mechanism is arranged above the clamping and moving mechanism and provided with a lower pressing character printing end capable of ascending and descending in the vertical direction, and the lower pressing character printing end can print characters on the spherical shell clamped by the clamping opening. Manual operation is replaced by mechanical continuous production, and the lettering efficiency of the spherical shell is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of pharmacy technology, in particular to a kind of sphere shell lettering device. BACKGROUND

[0002] Traditional Chinese medicine pill usually adopts waxy sphere shell to package, and after packaging, the name of medicine and other characters need to be printed on the surface of sphere shell. At present, in the production process of pharmaceutical factory for this kind of product, the way of printing characters on the surface of sphere shell is that the operator puts sphere shell one by one on the lettering mold to print characters.

[0003] The printing method of prior art is low in efficiency, and is not suitable for large-scale pharmaceutical production. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of sphere shell lettering device to solve the problems existing in the prior art, and improve the printing efficiency of sphere shell.

[0005] To achieve the above object, the utility model provides the following scheme:

[0006] The utility model provides a kind of sphere shell lettering device, including input chute, output chute, jacking mechanism, clamping moving mechanism and lettering mechanism;The input chute is used to hold multiple sphere shells to be printed in, in the conveying direction, the end of the input chute is lower than the start of the input chute;The output chute is used to hold multiple sphere shells that have been printed in, in the conveying direction, the start of the output chute is higher than the end of the output chute;In the conveying direction, there is a spacing between the end of the input chute and the start of the output chute;The jacking mechanism has lifting jacking end, and the lifting jacking end can lift the last sphere shell of the input chute in the end of conveying direction in vertical direction;The clamping moving mechanism is located between the end of the input chute and the start of the output chute, and the clamping moving mechanism can move in the conveying direction;The clamping moving mechanism has the clamping mouth that can be opened and closed, and the clamping mouth can fix and clamp the sphere shell on the lifting jacking end;The lettering mechanism is arranged above the clamping moving mechanism, and the lettering mechanism has the lower pressure lettering end that can be lifted in vertical direction, and the lower pressure lettering end can print characters on the sphere shell clamped by the clamping mouth.

[0007] Preferably, in the conveying direction, automatic feeding mechanism is also provided at the start of the input chute;The automatic feeding mechanism has feeding conveyor belt, and the conveying end of the feeding conveyor belt can be communicated with the start of the input chute, and the feeding conveyor belt is used to convey multiple sphere shells to be printed into the input chute.

[0008] Preferably, the end of the output chute is also provided with an automatic discharging mechanism in the conveying direction; the automatic discharging mechanism has a discharging conveying belt, the conveying starting end of the discharging conveying belt can be communicated with the end of the output chute, and the discharging conveying belt is used for conveying the printed spherical shell in the conveying direction.

[0009] Preferably, the letter pressing mechanism comprises a pressing mechanism and a letter printing mechanism; the pressing mechanism comprises a fixed support, a lifter, a pressing connecting plate and a heating plate; the fixed support is fixedly arranged on the mounting platform surface of the clamping moving mechanism, the lifter is fixedly arranged on the fixed support, the pressing connecting plate is fixedly arranged on the lifting end of the lifter, the heating plate is located below the pressing connecting plate, and the heating plate is connected with the pressing connecting plate; the letter printing mechanism comprises a letter printing frame, a releasing pulley, a collecting pulley, a pulley driver and a letter printing belt; the letter printing frame is fixedly arranged on the pressing connecting plate, the releasing pulley and the collecting pulley are respectively located on the opposite sides of the heating plate; the releasing pulley is rotatably arranged on the letter printing frame about a first axis, the collecting pulley is rotatably arranged on the letter printing frame about a second axis, and the first axis is parallel to the second axis; the pulley driver is arranged on the letter printing frame, the output end of the pulley driver can drive the collecting pulley to rotate about the second axis; one end of the letter printing belt is curled and wound on the releasing pulley, and the other end of the letter printing belt is curled and wound on the collecting pulley; the letter printing belt is located below the heating plate, and the heating plate can be in contact with the upper end surface of the letter printing belt; the heating plate and the letter printing belt jointly form the letter pressing end.

[0010] Preferably, the letter printing frame is fixedly provided with a releasing pulley shaft, and the releasing pulley rotates about the first axis and penetrates through the releasing pulley shaft; a limiting piece is fixedly arranged on the releasing pulley shaft away from the letter printing frame, a compression spring is penetrated through the releasing pulley shaft between the limiting piece and the releasing pulley, one end of the compression spring is in abutment with the releasing pulley, and the other end of the compression spring is in abutment with the limiting piece.

[0011] Preferably, the letter printing mechanism further comprises a first supporting roller and a second supporting roller, and the first supporting roller and the second supporting roller are both fixedly arranged on the letter printing frame; in the vertical direction, the first supporting roller is lower than the releasing pulley, and the second supporting roller is lower than the collecting pulley; the letter printing belt on the releasing pulley is curled and wound on the first supporting roller and the second supporting roller in sequence and then curled and wound on the collecting pulley; the heating plate is fixedly provided with a butt joint block at the lower end, and the lower end surface of the butt joint block is in surface contact with the upper end surface of the letter printing belt.

[0012] Preferably, the output shaft of the belt wheel driver is fixedly provided with a first friction wheel, a second friction wheel is rotatably arranged on the printing frame around a third axis, the rotation axis of the first friction wheel is parallel to the third axis, the first friction wheel and the second friction wheel have a clamping gap therebetween, the printing ribbon passing through the second roller is clamped by the clamping gap and then wound on the take-up wheel, a first belt wheel is further fixedly arranged on the belt wheel driver, the take-up wheel is fixedly arranged on a take-up shaft, the take-up shaft is rotatably arranged on the printing frame around the second axis, a second belt wheel is fixedly arranged on the take-up shaft, the first belt wheel and the second belt wheel are connected through a belt transmission, and the second belt wheel can slip with the belt.

[0013] Preferably, the clamping moving mechanism comprises a clamping mechanism and a sliding mechanism, the clamping mechanism comprises a first clamping device, a second clamping device and a sliding frame, the first clamping device and the second clamping device are arranged on the sliding frame, the first clamping device has a first clamping end, the second clamping device has a second clamping end, the first clamping end and the second clamping end are opposite to each other, and the first clamping end and the second clamping end form the clamping gap therebetween, the sliding mechanism comprises a sliding driver and a sliding module, the output end of the sliding driver is connected with the rotation input shaft of the sliding module in transmission, and the sliding module has a sliding seat which moves along the conveying direction, and the sliding frame is fixedly arranged on the sliding seat.

[0014] Preferably, the first clamping device comprises an adjustable stroke air cylinder and a horizontal linear push block, the adjustable stroke air cylinder is fixedly arranged on the sliding frame, and the horizontal linear push block is fixedly arranged on the piston rod of the adjustable stroke air cylinder; the second clamping device comprises a rotary motor and a horizontal rotary block, the rotary motor is fixedly arranged on the sliding frame, and the horizontal rotary block is fixedly arranged on the output shaft of the rotary motor; one end of the horizontal linear push block close to the horizontal rotary block and one end of the horizontal rotary block close to the horizontal linear push block are both provided with clamping grooves, and the two clamping grooves jointly form the clamping gap.

[0015] Preferably, the automatic discharging mechanism further comprises a first side plate and a second side plate, and the discharging conveying belt is arranged on a discharging frame; the first side plate and the second side plate are both located above the discharging conveying belt, the first side plate and the second side plate are oppositely arranged, the first side plate and the second side plate are both arranged on the discharging frame, the spacing between the first side plate and the second side plate is adjustable, and the spherical shell on the discharging conveying belt is located between the first side plate and the second side plate.

[0016] Compared with the prior art, the utility model discloses the following technical effects are obtained:

[0017] The ball shell lettering device provided by the utility model, through the inclined arrangement of the input chute and the output chute, the ball shell to be lettered is automatically fallen to the position of the lifting jacking end of the jacking mechanism based on gravity, or the ball shell with lettering is automatically moved to the rear side of the conveying, without additional power driving, the equipment energy consumption and mechanical complexity are reduced; the lifting jacking end of the jacking mechanism only jacks the last ball shell at the end of the input chute, realizes the "piece-by-piece processing" mode, the opening and closing design of the clamping port can firmly fix the ball shell, avoids the ball shell rolling to cause the lettering to be inclined when pressing the lettering, meanwhile, the moving function along the conveying direction realizes the functions of taking, moving and placing; the lettering end is lifted along the vertical direction, the vertical pressure is utilized to press the lettering die to the surface of the ball shell; the overall compact layout, the input / output chute is in "high-low staggered" layout, the jacking mechanism and the clamping moving mechanism are located between the two grooves, the overall occupied plane area is smaller; through the combined design of "gravity conveying + accurate positioning + vertical pressing", the efficient, stable and flexible ball shell lettering operation is realized, the manual intervention is reduced, the continuous production of the assembly line is adapted, the single ball accurate processing is realized, and the lettering consistency is high. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments, obviously, the drawings in the following description only some embodiments of the utility model, for those skilled in the art, without creative labor, other drawings can also be obtained according to these drawings.

[0019] Figure 1 It is the overall structure schematic diagram of the ball shell lettering device provided by the utility model;

[0020] Figure 2 It is the structure schematic diagram of the automatic feeding mechanism in the ball shell lettering device provided by the utility model;

[0021] Figure 3 It is the structure schematic diagram of the ball shell lettering device provided by the utility model;

[0022] Figure 4 It is the structure schematic diagram of the ball shell lettering device provided by the utility model;

[0023] Figure 5 It is the structure schematic diagram of the ball shell lettering device provided by the utility model;

[0024] Figure 6 It is the structure schematic diagram of the ball shell lettering device provided by the utility model.

[0025] In the drawing:

[0026] 10-automatic feeding mechanism;11-feeding frame;12-hopper;13-feeding frequency reducer;14-feeding conveyor belt;15-feeding baffle;16-clamping plate;

[0027] 20-input chute;

[0028] 30-lifting mechanism;31-guide cylinder;32-lifting block;

[0029] 40-clamping and moving mechanism;41-sliding driver;42-sliding module;43-sliding frame;44-adjustable stroke cylinder;45-horizontal linear push block;46-rotary motor;47-horizontal rotary block;

[0030] 50-letter pressing mechanism;51-pressing mechanism;511-fixed support;512-lifter;513-pressing connecting plate;514-heat insulation plate;515-heating plate;52-letter printing mechanism;521-letter printing frame;522-tape releasing wheel;523-tape collecting wheel;524-tape wheel driver;525-letter printing tape;526-first supporting roller;527-second supporting roller;528-first friction wheel;529-second friction wheel;

[0031] 60-output chute;

[0032] 70-automatic discharging mechanism;71-first side plate;72-second side plate;73-discharging frame;74-variable frequency reducer;75-discharging conveyor belt. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0034] The purpose of the present application is to provide a spherical shell letter printing device to solve the problems existing in the prior art and improve the letter printing efficiency of the spherical shell.

[0035] In order to make the above-mentioned purposes, features and advantages of the present application more apparent, obvious and easy to understand, the present application will be further described in detail below with reference to the drawings and specific embodiments.

[0036] Embodiment one

[0037] The present embodiment provides a spherical shell letter printing device, mainly but not limited to the letter printing of pill wax shell, such as Figures 1-6As shown, it comprises an input chute 20, an output chute 60, a lifting mechanism 30, a clamping moving mechanism 40 and a letter pressing mechanism 50; the input chute 20 is used to hold a plurality of balls to be printed, and the end of the input chute 20 is lower than the starting end of the input chute 20 in the conveying direction; the output chute 60 is used to hold a plurality of balls with printed letters, and the starting end of the output chute 60 is higher than the end of the output chute 60 in the conveying direction (specifically, the starting end of the output chute 60 can be provided with a necessary platform surface as needed to reduce the risk of the balls with printed letters accidentally falling to the ground when entering the starting end of the output chute 60); there is a gap between the end of the input chute 20 and the starting end of the output chute 60 in the conveying direction; the lifting mechanism 30 has a lifting end that can lift the last ball at the end of the input chute 20 in the vertical direction; the clamping moving mechanism 40 is located between the end of the input chute 20 and the starting end of the output chute 60 and can move in the conveying direction; the clamping moving mechanism 40 has a clamping opening that can be opened and closed and can fix and clamp the ball on the lifting end; the letter pressing mechanism 50 is arranged above the clamping moving mechanism 40, and the letter pressing mechanism 50 has a lower letter pressing end that can be lifted in the vertical direction and can print letters on the ball clamped by the clamping opening.

[0038] The inclination of the input chute 20 and the output chute 60 enables the balls to be printed to automatically fall to the position of the lifting end of the lifting mechanism 30 based on gravity or enables the balls with printed letters to automatically move to the rear side of the conveying direction without the need for additional power driving, thereby reducing the energy consumption and mechanical complexity of the equipment; the lifting end of the lifting mechanism 30 only lifts the last ball at the end of the input chute 20, realizing the "piece-by-piece processing" mode, and the opening and closing design of the clamping opening can firmly fix the ball to avoid the tilting of the letters due to the rolling of the ball during letter pressing; meanwhile, the moving function in the conveying direction realizes the functions of taking, moving and placing; the lower letter pressing end is lifted in the vertical direction to press the letter die onto the surface of the ball by using the vertical pressure; the overall layout is compact, the input / output chute 60 is arranged in a "high-low staggered" manner, the lifting mechanism 30 and the clamping moving mechanism 40 are located between the two chutes, and the overall occupied plane area is small; through the combined design of "gravity conveying + precise positioning + vertical pressing", efficient, stable and flexible ball letter printing operation is realized, manual intervention is reduced, the continuous production of the assembly line is adapted, single ball precise processing is realized, and the consistency of the letters is high.

[0039] In this embodiment, the ball letter printing device is further provided with corresponding equipment on one side of the input chute 20 and the output chute 60.

[0040] In the optional scheme of this embodiment, it is more preferred that Figure 1 and Figure 2As shown, at the starting end of the input chute 20 in the conveying direction, an automatic feeding mechanism 10 is further arranged; the automatic feeding mechanism 10 has a feeding conveying belt 14, the conveying end of the feeding conveying belt 14 can be communicated with the starting end of the input chute 20, and the feeding conveying belt 14 is used for conveying a plurality of to-be-printed spherical shells into the input chute 20.

[0041] In the optional scheme of the embodiment, preferably, as shown in Figure 1 and Figure 6 As shown, at the end of the output chute 60 in the conveying direction, an automatic discharging mechanism 70 is further arranged; the automatic discharging mechanism 70 has a discharging conveying belt 75, the conveying starting end of the discharging conveying belt 75 can be communicated with the end of the output chute 60, and the discharging conveying belt 75 is used for conveying the printed spherical shells back along the conveying direction.

[0042] Among them, the related setting of the automatic feeding mechanism 10 is explained as follows:

[0043] Specifically, the automatic feeding mechanism 10 includes a feeding frame 11, a hopper 12, a feeding variable frequency reducer 13 and a feeding conveying belt 14, the hopper 12 is fixedly arranged on the feeding frame 11, the output shaft of the feeding variable frequency reducer 13 is used to drive the feeding conveying belt 14 to rotate (the form of driving rotation is prior art, and will not be described in detail) ; a through channel is formed in one side wall of the hopper 12 and communicated with the inner cavity of the hopper 12, the lower end of the through channel is flush with the bottom of the inner cavity of the hopper 12; two feeding baffles 15 are fixedly arranged on the inner side wall of the hopper 12 corresponding to the two sides of the through channel, a plurality of clamping plates 16 are fixed on the feeding conveying belt 14 between the two feeding baffles 15 along the conveying direction of the feeding conveying belt 14, each adjacent two clamping plates 16 are matched with the two feeding baffles 15 on the two sides, and only one to-be-printed spherical shell can be accommodated at a time, due to the transmission of the feeding conveying belt 14, the to-be-printed spherical shell is driven to follow the transmission, and then falls into the input chute 20 based on the self-weight.

[0044] Among them, the related setting of the input chute 20 and the jacking mechanism 30 is explained as follows:

[0045] Specifically, the input chute 20 is an arc-shaped curved structure, which is fixed on the mounting platform surface of the clamping moving mechanism 40 through a fixing frame; in the conveying direction, a limiting baffle is arranged at the end of the input chute 20 to prevent the to-be-printed spherical shell from falling out of the input chute 20; and a lifting hole is arranged at the bottom of the end of the input chute 20.

[0046] Specifically, the jacking mechanism 30 includes a guide air cylinder 31 and a lifting block 32, the upper end of the lifting block 32 has an accommodating groove for accommodating the to-be-printed spherical shell, the guide air cylinder 31 is fixed on the fixing frame of the input chute 20, the lifting block 32 is fixedly arranged on the telescopic end of the guide air cylinder 31, and the lifting block 32 can be lifted in the lifting hole along the vertical direction.

[0047] The following are the relevant settings for the clamping and moving mechanism 40:

[0048] Among the optional solutions in this embodiment, the more preferred one is as follows: Figure 1 and Figure 4 As shown, the clamping and moving mechanism 40 includes a clamping mechanism and a sliding mechanism; the clamping mechanism includes a first clamp, a second clamp, and a sliding frame 43; both the first clamp and the second clamp are mounted on the sliding frame 43 (the first clamp and the second clamp are respectively fixed on the sliding frame 43 by mounting brackets); the first clamp has a first clamping end, the second clamp has a second clamping end, the first clamping end and the second clamping end are positioned opposite each other, and a clamping opening is formed between the first clamping end and the second clamping end; the sliding mechanism includes a sliding driver 41 and a sliding module 42; the output end of the sliding driver 41 is used for transmission connection with the rotation input shaft of the sliding module 42, the sliding module 42 has a sliding seat that moves along the conveying direction, and the sliding frame 43 is fixedly mounted on the sliding seat.

[0049] Specifically, the sliding driver 41 can be a servo motor, and the sliding module 42 is an existing mechanism that works with the output of the servo motor to enable the sliding seat to move, which will not be described in detail here.

[0050] Among the optional solutions in this embodiment, the more preferred one is as follows: Figure 1 and Figure 4 As shown, the first clamp includes an adjustable stroke cylinder 44 and a horizontal linear push block 45; the adjustable stroke cylinder 44 is fixedly mounted on the sliding frame 43, and the horizontal linear push block 45 is fixedly mounted on the piston rod of the adjustable stroke cylinder 44; the second clamp includes a rotary motor 46 (such as a servo motor) and a horizontal rotating block 47; the rotary motor 46 is fixedly mounted on the sliding frame 43, and the horizontal rotating block 47 is fixedly mounted on the output shaft of the rotary motor 46; clamping grooves are provided at one end of the horizontal linear push block 45 near the horizontal rotating block 47 and at one end of the horizontal rotating block 47 near the horizontal linear push block 45; the two clamping grooves together form a clamping opening.

[0051] Specifically, the horizontal rotating block 47 can drive the spherical shell to be printed to rotate while printing, thus ensuring the printing effect of the spherical shell.

[0052] The following are the specifications regarding the type pressing mechanism 50:

[0053] Among the optional solutions in this embodiment, the more preferred one is as follows: Figure 1 , Figure 3 and Figure 5As shown, the character pressing mechanism 50 comprises a pressing mechanism 51 and a character printing mechanism 52; the pressing mechanism 51 comprises a fixed support 511, a lifter 512, a pressing connecting plate 513 and a heating plate 515; the fixed support 511 is fixedly arranged on the mounting platform surface of the clamping moving mechanism 40, the lifter 512 is fixedly arranged on the fixed support 511, the pressing connecting plate 513 is fixedly arranged on the lifting end of the lifter 512, and the heating plate 515 is below the pressing connecting plate 513 and connected with the pressing connecting plate 513 (a heating element is arranged in the heating plate 515, and the heating plate 515 can be connected with the pressing connecting plate 513 through a heat insulation plate 514; the heat insulation plate 514 is fixedly connected with the pressing connecting plate 513 through a connecting rod); the character printing mechanism 52 comprises a printing support 521, a tape releasing wheel 522, a tape collecting wheel 523, a wheel driver 524 and a printing tape 525; the printing support 521 is fixedly arranged on the pressing connecting plate 513, and the tape releasing wheel 522 and the tape collecting wheel 523 are respectively located on the opposite sides of the heating plate 515; the tape releasing wheel 522 is rotatably arranged on the printing support 521 about a first axis, the tape collecting wheel 523 is rotatably arranged on the printing support 521 about a second axis, and the first axis is parallel to the second axis; the wheel driver 524 is arranged on the printing support 521, and the output end of the wheel driver 524 can drive the tape collecting wheel 523 to rotate about the second axis; one end of the printing tape 525 is curled and wound on the tape releasing wheel 522, and the other end of the printing tape 525 is curled and wound on the tape collecting wheel 523; the printing tape 525 is below the heating plate 515, and the heating plate 515 can contact the upper end surface of the printing tape 525; the heating plate 515 and the printing tape 525 jointly form a pressing and printing end (the printing tape 525 has a color, the lower end of the butt joint block on the heating plate 515 has a character die to be printed, the character die to be printed is heated by the heating plate 515 to cooperate with the printing tape 525, and finally the printing operation on the spherical shell is completed).

[0054] In the optional solution of the embodiment, preferably, as shown in Figure 1 and Figure 5 As shown, the printing support 521 is fixed with a tape releasing shaft, and the tape releasing wheel 522 rotates about the first axis and is arranged on the tape releasing shaft; a limiting piece is fixedly arranged on the tape releasing shaft away from the printing support 521 (the limiting piece can be a structure piece capable of being fixedly arranged on an axis), and a compression spring is arranged on the tape releasing shaft between the limiting piece and the tape releasing wheel 522; one end of the compression spring abuts against the tape releasing wheel 522, and the other end of the compression spring abuts against the limiting piece. The compression spring gives the tape releasing wheel 522 a pressure, so that the tape releasing wheel 522 rotates on the tape releasing shaft with a certain resistance, so that the tape releasing wheel 522 can be pulled to rotate and release the printing tape 525 when the printing tape 525 is pulled to a certain extent on the side of the tape collecting wheel 523, thereby ensuring the tension of the printing tape 525.

[0055] In an optional solution of the embodiment, preferably, as shown in Figure 1 and Figure 5 The printing mechanism 52 further includes a first idler roller 526 and a second idler roller 527, both of which are fixedly arranged on the printing frame 521; in the vertical direction, the first idler roller 526 is lower than the unwinding roller 522, and the second idler roller 527 is lower than the winding roller 523; the printing tape 525 on the unwinding roller 522 is wound around the first idler roller 526 and the second idler roller 527 in turn and then curled and wound on the winding roller 523; the lower end of the heating plate 515 is fixedly arranged with a butt joint block, and the lower end face of the butt joint block is in surface contact with the upper end face of the printing tape 525. The first idler roller 526 and the second idler roller 527 are not rotating but fixed on the printing frame 521.

[0056] In an optional solution of the embodiment, preferably, as shown in Figure 1 and Figure 5 The output shaft of the pulley driver 524 is fixedly arranged with a first friction wheel 528, and the printing frame 521 is rotatably arranged with a second friction wheel 529 about a third axis, and the rotation axis of the first friction wheel 528 is parallel to the third axis; the first friction wheel 528 and the second friction wheel 529 have a clamping gap therebetween; the printing tape 525 passing through the second idler roller 527 is clamped by the clamping gap and then curled and wound on the winding roller 523; the pulley driver 524 is further fixedly arranged with a first pulley, and the winding roller 523 is fixedly arranged on a winding shaft, which is rotatably arranged on the printing frame 521 about a second axis; the winding shaft is fixedly arranged with a second pulley, and the first pulley and the second pulley are connected by a belt transmission, and the second pulley can slip with the belt.

[0057] Specifically, the first friction wheel 528 is driven to rotate by the pulley driver 524, and the printing tape 525 is actively transmitted to the side of the winding roller 523 in cooperation with the second friction wheel 529; as the winding radius of the printing tape 525 on the winding roller 523 becomes larger and larger, the winding roller 523 can slip with the belt to adapt.

[0058] Among them, the related setting of the automatic unloading mechanism 70 is as follows:

[0059] In an optional solution of the embodiment, preferably, as shown in Figure 1 and Figure 6 The automatic unloading mechanism 70 further includes a first side plate 71 and a second side plate 72, and the unloading conveying belt 75 is arranged on the unloading frame 73; the first side plate 71 and the second side plate 72 are both located above the unloading conveying belt 75, and the first side plate 71 and the second side plate 72 are oppositely arranged, both of which are arranged on the unloading frame 73, and the distance between the first side plate 71 and the second side plate 72 is adjustable, and the spherical shell on the unloading conveying belt 75 is located between the first side plate 71 and the second side plate 72.

[0060] Specifically, the discharging conveyor belt 75 of the automatic discharging mechanism 70 is driven to rotate by the frequency converter speed reducer motor 74.

[0061] Specifically, the fixed adjustment structure of the first side plate 71 and the second side plate 72 can be set as the same structure, and the first side plate 71 is taken as an example for specific description, the position corresponding to the first side plate 71 on the discharging frame 73 can be fixedly provided with two fixed connecting frames, the fixed connecting frames are provided with through holes, the first side plate 71 is fixedly provided with two connecting screws, each connecting screw corresponds to one fixed connecting frame, and the connecting screw is arranged in the through hole, and the connecting screws located on both sides of the through hole are both threadedly connected with a fixed nut.

[0062] Among them, the other related setting is explained as follows:

[0063] Specifically, the ball shell lettering device of the embodiment is a single module, when multiple ball shell lettering devices are used side by side, a multi-channel ball shell lettering device can be formed.

[0064] The principle and implementation mode of the specific examples are described in the utility model, and the above embodiment is only used for helping to understand the method and core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the utility model, the specific implementation mode and application range will be changed. In conclusion, the content of the specification should not be understood as the limitation of the utility model.

Claims

1. A device for printing on a spherical shell, characterized in that: The input chute, the output chute, the jacking mechanism, the clamping moving mechanism and the letter pressing mechanism are included. The input chute is used for containing a plurality of ball shells to be printed with letters, and the end of the input chute is lower than the start of the input chute in the conveying direction; the output chute is used for containing a plurality of ball shells printed with letters, and the start of the output chute is higher than the end of the output chute in the conveying direction; and the end of the input chute and the start of the output chute are spaced apart in the conveying direction. The jacking mechanism has a lifting jacking end, which can lift the last ball shell at the end of the input chute in the conveying direction. The clamping moving mechanism is located between the end of the input chute and the start of the output chute, and can move in the conveying direction; the clamping moving mechanism has a clamping opening which can be opened and closed, and can clamp the ball shell on the lifting jacking end. The letter pressing mechanism is arranged above the clamping moving mechanism, and has a lower letter pressing end which can be lifted in the vertical direction, and can print letters on the ball shell clamped by the clamping opening.

2. The device according to claim 1, characterized in that: An automatic feeding mechanism is arranged at the start of the input chute in the conveying direction. The automatic feeding mechanism has a feeding conveyor belt, and the conveying end of the feeding conveyor belt can communicate with the start of the input chute, and the feeding conveyor belt is used for conveying a plurality of ball shells to be printed with letters into the input chute.

3. The device according to claim 1, characterized in that: An automatic discharging mechanism is arranged at the end of the output chute in the conveying direction. The automatic discharging mechanism has a discharging conveyor belt, and the conveying start of the discharging conveyor belt can communicate with the end of the output chute, and the discharging conveyor belt is used for conveying the ball shells printed with letters in the conveying direction.

4. The device according to claim 1, characterized in that: The letter pressing mechanism includes a lower pressing mechanism and a letter printing mechanism. The lower pressing mechanism includes a fixed support, a lifter, a lower pressing connecting plate and a heating plate; the fixed support is fixedly arranged on the mounting platform surface of the clamping moving mechanism, the lifter is fixedly arranged on the fixed support, the lower pressing connecting plate is fixedly arranged on the lifting end of the lifter, the heating plate is located below the lower pressing connecting plate, and the heating plate is connected with the lower pressing connecting plate. The letter printing mechanism includes a letter printing frame, a releasing pulley, a collecting pulley, a pulley driver and a letter printing belt; the letter printing frame is fixedly arranged on the lower pressing connecting plate, the releasing pulley and the collecting pulley are respectively located on opposite sides of the heating plate; the releasing pulley is rotatably arranged on the letter printing frame about a first axis, the collecting pulley is rotatably arranged on the letter printing frame about a second axis, and the first axis is parallel to the second axis; the pulley driver is arranged on the letter printing frame, and the output end of the pulley driver can drive the collecting pulley to rotate about the second axis; one end of the letter printing belt is curled and wound on the releasing pulley, and the other end of the letter printing belt is curled and wound on the collecting pulley; the letter printing belt is located below the heating plate, and the heating plate can contact the upper end surface of the letter printing belt. The heating plate and the printing tape jointly form the lower pressing printing end.

5. The device according to claim 4, characterized in that: The printing frame is fixed with a tape wheel shaft, the tape wheel rotates around the first axis and is arranged on the tape wheel shaft, a limiting piece is fixed on the tape wheel shaft away from the printing frame, a compression spring is arranged on the tape wheel shaft between the limiting piece and the tape wheel, one end of the compression spring abuts against the tape wheel, and the other end of the compression spring abuts against the limiting piece.

6. The device according to claim 4, characterized in that: The printing mechanism further comprises a first supporting roller and a second supporting roller, and the first supporting roller and the second supporting roller are both fixedly arranged on the printing frame. In the vertical direction, the first supporting roller is lower than the tape wheel, and the second supporting roller is lower than the take-up wheel. The printing tape on the tape wheel is wound around the first supporting roller and the second supporting roller in sequence and then is curled and wound on the take-up wheel. A butt joint block is fixedly arranged at the lower end of the heating plate, and the lower end surface of the butt joint block is in surface contact with the upper end surface of the printing tape.

7. The device according to claim 6, characterized in that: An output shaft of the tape wheel driver is fixedly arranged with a first friction wheel, a second friction wheel is arranged on the printing frame to rotate around a third axis, and the rotation axis of the first friction wheel is parallel to the third axis; the first friction wheel and the second friction wheel have a clamping gap therebetween; the printing tape passing through the second supporting roller is clamped by the clamping gap and then is curled and wound on the take-up wheel. A first tape wheel is further fixedly arranged on the tape wheel driver, the take-up wheel is fixedly arranged on a take-up shaft, and the take-up shaft is arranged on the printing frame to rotate around the second axis; a second tape wheel is fixedly arranged on the take-up shaft, the first tape wheel and the second tape wheel are connected through a belt transmission, and the second tape wheel can slip with the belt.

8. The device according to claim 1, characterized in that: The clamping moving mechanism comprises a clamping mechanism and a sliding mechanism. The clamping mechanism comprises a first clamping device, a second clamping device and a sliding frame; the first clamping device and the second clamping device are arranged on the sliding frame; the first clamping device has a first clamping end, the second clamping device has a second clamping end, the first clamping end and the second clamping end are opposite to each other, and the clamping gap is formed between the first clamping end and the second clamping end. The sliding mechanism comprises a sliding driver and a sliding module; the output end of the sliding driver is in transmission connection with the rotating input shaft of the sliding module; the sliding module has a sliding seat moving in the conveying direction, and the sliding frame is fixedly arranged on the sliding seat.

9. The device according to claim 8, characterized in that: The first clamping device comprises an adjustable stroke air cylinder and a horizontal straight push block; the adjustable stroke air cylinder is fixedly arranged on the sliding frame, and the horizontal straight push block is fixedly arranged on the piston rod of the adjustable stroke air cylinder. The second clamping device comprises a rotary motor and a horizontal rotary block; the rotary motor is fixedly arranged on the sliding frame, and the horizontal rotary block is fixedly arranged on the output shaft of the rotary motor. The end of the horizontal straight push block close to the horizontal rotary block and the end of the horizontal rotary block close to the horizontal straight push block are both provided with clamping grooves; and the two clamping grooves jointly form the clamping gap.

10. The device according to claim 3, characterized in that: The automatic discharging mechanism further comprises a first side plate and a second side plate, and the discharging conveying belt is arranged on a discharging frame; The first side plate and the second side plate are both located above the discharging conveying belt, the first side plate and the second side plate are oppositely arranged, the first side plate and the second side plate are both arranged on the discharging frame, and the spacing between the first side plate and the second side plate is adjustable, and the spherical shells on the discharging conveying belt are located between the first side plate and the second side plate.

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