CN211106360U

CN211106360U - Thermal printer prints rubber roll bearing structure

Info

Publication number: CN211106360U
Application number: CN201921806450.4U
Authority: CN
Inventors: 杨进; 宗小勇
Original assignee: Mec Suzhou Electric Co ltd
Current assignee: Mec Suzhou Electric Co ltd
Priority date: 2019-10-25
Filing date: 2019-10-25
Publication date: 2020-07-28
Anticipated expiration: 2029-10-25

Abstract

The utility model discloses a thermal printer printing rubber roll supporting structure in the technical field of thermal printer printing rubber roll supporting structures, a rubber roll is fixedly assembled on the outer wall of a rotating shaft, fixing screws are screwed on the left side and the right side of a fixing plate, the top ends of the fixing screws are movably connected with bearing seats through bearings, a supporting roll is assembled between the bearing seats, a lower supporting seat is fixedly arranged at the top of the fixing plate, a supporting spring is fixedly connected with the top of the lower supporting seat, an upper supporting seat is fixedly assembled at the top of the supporting spring, a supporting plate which is matched with the supporting roll is fixedly arranged at the top of the upper supporting seat can realize real-time adjustment according to the acting force of a printing head, the reverse supporting deformation caused by overlarge supporting force of the supporting roll is prevented, meanwhile, the supporting roll can also be supported, and the supporting roll, the supporting force of the rubber roller can be adjusted, and meanwhile, the use safety of the device can be guaranteed.

Description

Thermal printer prints rubber roll bearing structure

Technical Field

The utility model relates to a thermal printer prints rubber roll bearing structure technical field, specifically is a thermal printer prints rubber roll bearing structure.

Background

At present, in thermal sensitive banner printing equipment, because the pressure of a printing head acting on a rubber roller is large, and the diameter of the rubber roller is small, the bending deformation of the rubber roller is easy to cause, in addition, because the precision requirement of the thermal sensitive printer on the matching of the printing head and the rubber roller is high, the bending deformation of the rubber roller can cause the problems of poor printing effect, deficiency, unrealistic printing and the like when printing a banner, in order to prevent the bending deformation of the rubber roller, a method for solving the deformation of the rubber roller by increasing the diameter of the rubber roller is obviously not practical, and therefore, a thermal sensitive printer printing rubber roller supporting structure is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a thermal printer prints rubber roll bearing structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a supporting structure of a thermal printer printing rubber roller comprises two groups of fixed columns, wherein fixed frames are fixedly arranged at the tops of the two groups of fixed columns, a printing head is fixedly arranged at the bottom of each fixed frame, a motor is fixedly arranged on the right side wall of the right side of each fixed column, a rotating shaft is movably connected between the tops of the two groups of fixed columns, the right end of the rotating shaft is fixedly connected with the output end of the motor, a rubber roller is fixedly assembled on the outer wall of the rotating shaft, a fixed plate is fixedly arranged at the bottom between the two groups of fixed columns, fixed screws are screwed on the left side and the right side of the fixed plate, the top ends of the two groups of fixed screws are movably connected with bearing seats through bearings, supporting rollers are assembled between the two groups of bearing seats, a lower supporting seat is fixedly arranged at the top of the, the top of the upper supporting seat is fixedly provided with a supporting plate matched with the supporting roll, and the bottom ends of the two groups of fixing screw rods are fixedly connected with adjusting plates.

Preferably, the lower supporting seat and the upper supporting seat are cylindrical connecting seats which are oppositely arranged, and the upper end and the lower end of the supporting spring are respectively and fixedly connected to the inner walls of the upper supporting seat and the lower supporting seat.

Preferably, the lower supporting seat and the upper supporting seat are uniformly arranged into three groups of fixed cylinders with the same structure along the length direction of the fixed plate, and the lower supporting seat corresponds to the upper supporting seat.

Preferably, the outer wall of backing roll and the outer wall of rubber roller are laminated mutually, just the length of backing roll is less than the length of rubber roller, just the outer wall top height of backing roll is higher than the top height of bearing seat.

Preferably, the bearing plate is an arc-shaped plate, the bearing plate is assembled at the bottom of the outer wall of the supporting roller in a sliding mode, the radian of the bearing plate is the same as that of the outer wall of the supporting roller, and a fluff layer is bonded on the inner wall of the bearing plate.

Preferably, it is two sets of the length of set screw is the same, and is two sets of the regulating plate is cross fixed plate, and is two sets of all wrap up on the outer wall of regulating plate and have worn-resisting gum cover.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of reasonable design, the rubber roller on the outer wall of the rotating shaft is driven to rotate through the motor, thereby being convenient for the printing head to realize printing operation, simultaneously, the support roller and the rubber roller are jointed to support the rubber roller, thus providing reaction force for the acting force of the printing head on the rubber roller to reduce the bending deformation internal stress of the rubber roller, simultaneously, when the adjusting plate is manually rotated, the support seat can be driven to move up and down through the fixing screw rod by utilizing the screw connection action of the fixing screw rod and the fixing plate, thereby changing the joint tightness between the support roller and the rubber roller, thus changing the supporting force of the support roller on the rubber roller, realizing real-time adjustment according to the acting force of the printing head, preventing the reverse supporting deformation caused by overlarge supporting force of the support roller, simultaneously, also leading the compression amount of the, the supporting roller is prevented from bending deformation, and the use safety of the device can be guaranteed while the supporting force of the rubber roller is adjustable.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

In the figure: the printing device comprises a fixing column 1, a fixing frame 2, a printing head 3, a motor 4, a rotating shaft 5, a rubber roller 6, a fixing plate 7, a fixing screw 8, a bearing seat 9, a supporting roller 10, a lower supporting seat 11, a supporting spring 12, an upper supporting seat 13, a supporting plate 14 and an adjusting plate 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: a supporting structure of a thermal printer printing rubber roller comprises two groups of fixing columns 1, wherein fixing frames 2 are fixedly arranged at the tops of the two groups of fixing columns 1, a printing head 3 is fixedly arranged at the bottom of each fixing frame 2, a motor 4 is fixedly arranged on the right side wall of the right side fixing column 1, a rotating shaft 5 is movably connected at the top between the two groups of fixing columns 1, the right end of the rotating shaft 5 is fixedly connected with the output end of the motor 4, a rubber roller 6 is fixedly assembled on the outer wall of the rotating shaft 5, a fixing plate 7 is fixedly arranged at the bottom between the two groups of fixing columns 1, fixing screws 8 are screwed at the left side and the right side of the fixing plate 7, bearing seats 9 are movably connected at the top ends of the two groups of fixing screws 8 through bearings, a supporting roller 10 is assembled between the two groups of bearing seats 9, a lower supporting seat 11 is, the top of the upper supporting seat 13 is fixedly provided with a supporting plate 14 matched with the supporting roller 10, the bottom ends of the two groups of fixing screw rods 8 are fixedly connected with an adjusting plate 15, the motor 4 is electrically connected with an external power supply, the rubber roller 6 on the outer wall of the rotating shaft 5 is driven to rotate by the motor 4, so that the printing head 3 can conveniently realize printing operation, meanwhile, the supporting roller 10 and the rubber roller 6 are attached to support the rubber roller 6, so that reaction force can be provided for the acting force of the printing head 3 on the rubber roller 6, the bending deformation internal stress of the rubber roller 6 is reduced, meanwhile, when the adjusting plate 15 is manually rotated clockwise, the supporting seat 9 can be driven to move upwards by the fixing screw rods 8 through the screwing action of the fixing screw rods 8 and the fixing plate 7, so that the attaching tightness between the supporting roller 10 and the rubber roller 6 can be increased, and, when anticlockwise rotating adjusting plate 15, can reduce the laminating tightness between backing roll 10 and the rubber roller 6, thereby can realize real-time adjustment according to the effort of beating printer head 3, prevent that backing roll 10 from supporting the too big reverse support deformation that causes of dynamics, also can make supporting spring 12's compressive capacity change when backing roll 10 removes simultaneously, when backing roll 10 moves upwards promptly, supporting spring 12 compressive capacity reduces, otherwise, can provide the support to backing roll 10 like this, prevent that backing roll 10 from taking place bending deformation, the security that the device used can be guaranteed to the realization rubber roller 6 support dynamics adjustable simultaneously.

Referring to fig. 1, the lower supporting seat 11 and the upper supporting seat 13 are cylindrical connecting seats arranged in opposite directions, and the upper end and the lower end of the supporting spring 12 are respectively fixedly connected to the inner walls of the upper supporting seat 13 and the lower supporting seat 11, so that the lower supporting seat 11 and the upper supporting seat 13 can both guide the supporting spring 12, and the supporting spring 12 is prevented from being compressed and deviated;

referring to fig. 1, the lower supporting seat 11 and the upper supporting seat 13 are uniformly arranged along the length direction of the fixing plate 7 as three groups of fixing cylinders with the same structure, and the lower supporting seat 11 corresponds to the upper supporting seat 13, so that the supporting roller 10 can be supported, and the bending deformation of the supporting roller 10 is prevented;

referring to fig. 1, the outer wall of the supporting roller 10 is attached to the outer wall of the rubber roller 6, the length of the supporting roller 10 is less than that of the rubber roller 6, the top height of the outer wall of the supporting roller 10 is higher than that of the supporting seat 9, and when the supporting roller 10 provides a supporting force for the rubber roller 6, the supporting seat 9 does not interfere with the rubber roller 6;

the supporting plate 14 is an arc-shaped plate, the supporting plate 14 is assembled at the bottom of the outer wall of the supporting roller 10 in a sliding mode, the radian of the supporting plate 14 is the same as that of the outer wall of the supporting roller 10, a fluff layer is bonded on the inner wall of the supporting plate 14, the supporting plate can be tightly attached to the supporting roller 10, and good wrapping support can be provided for the supporting roller 10;

two sets of fixing screw 8's length is the same, and two sets of regulating plates 15 are the cross fixed plate, has all wrapped up the wear-resisting gum cover on the outer wall of two sets of regulating plates 15, can increase the travelling comfort of rotating regulating plate 15.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a thermal printer prints rubber roll bearing structure, includes two sets of fixed columns (1), its characterized in that: the top of the two groups of fixing columns (1) is fixedly provided with a fixing frame (2), the bottom of the fixing frame (2) is fixedly provided with a printing head (3), the right side wall of the fixing column (1) is fixedly provided with a motor (4), the top between the two groups of fixing columns (1) is movably connected with a rotating shaft (5), the right end of the rotating shaft (5) is fixedly connected with the output end of the motor (4), the outer wall of the rotating shaft (5) is fixedly assembled with a rubber roller (6), the bottom between the two groups of fixing columns (1) is fixedly provided with a fixing plate (7), the left side and the right side of the fixing plate (7) are respectively screwed with a fixing screw rod (8), the top ends of the two groups of fixing screw rods (8) are movably connected with bearing seats (9) through bearings, supporting rollers (10) are assembled between the two groups of bearing seats (9), and, lower carriage (11) top fixedly connected with supporting spring (12), the top fixed mounting of supporting spring (12) is equipped with supporting seat (13), the fixed bearing board (14) that are provided with and backing roll (10) looks adaptation in top of going up supporting seat (13), two sets of the bottom fixedly connected with regulating plate (15) of clamping screw (8).

2. The thermal printer printing blanket roll support structure of claim 1, wherein: the lower supporting seat (11) and the upper supporting seat (13) are cylindrical connecting seats which are oppositely arranged, and the upper end and the lower end of the supporting spring (12) are fixedly connected to the inner walls of the upper supporting seat (13) and the lower supporting seat (11) respectively.

3. The thermal printer printing blanket roll support structure of claim 2, wherein: lower carriage (11) and last supporting seat (13) all evenly set up to the same solid fixed cylinder of three group's structures along the length direction of fixed plate (7), just lower carriage (11) and last supporting seat (13) are corresponding.

4. The thermal printer printing blanket roll support structure of claim 1, wherein: the outer wall of the supporting roller (10) is attached to the outer wall of the rubber roller (6), the length of the supporting roller (10) is smaller than that of the rubber roller (6), and the top height of the outer wall of the supporting roller (10) is higher than that of the supporting seat (9).

5. The thermal printer printing blanket roll support structure of claim 1, wherein: the supporting plate (14) is an arc-shaped plate, the supporting plate (14) is assembled at the bottom of the outer wall of the supporting roller (10) in a sliding mode, the radian of the supporting plate (14) is identical to that of the outer wall of the supporting roller (10), and a fluff layer is bonded on the inner wall of the supporting plate (14).

6. The thermal printer printing blanket roll support structure of claim 1, wherein: two sets of the length of clamping screw (8) is the same, and is two sets of regulating plate (15) are cross fixed plate, and are two sets of all the parcel has wear-resisting gum cover on the outer wall of regulating plate (15).