CN212499384U

CN212499384U - Detachable printing roller based on paper printing machine

Info

Publication number: CN212499384U
Application number: CN202020939359.6U
Authority: CN
Inventors: 李斌; 孙晓辉; 王家岳
Original assignee: Wafangdian Dasen Paper Co ltd
Current assignee: Wafangdian Dasen Paper Co ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-02-09
Anticipated expiration: 2030-05-29

Abstract

The utility model discloses a removable printing roller based on paper printing machine, including the printing machine body, the printing machine body includes the frame, be equipped with the printing roller body between the inboard of frame, equal fixedly connected with location cardboard on the both ends inboard of half first sheath and half sheath of second, the integration extends on the location cardboard and is provided with fixed arc board, fixed sleeve screw thread cup joints between the outer wall of fixed arc board, the inside of roller is equipped with cooling coil. The device realizes the roller and is connected with the firm of half first sheath and half second sheath, and compactness is high, reverse operation can during the dismantlement, and the dismouting is swift, labour saving and time saving, and the flexibility is high, has improved work efficiency greatly, and, can pour into the cooling coil pipe in cooling water to the cavity into through the feed liquor pipe, open the fluid-discharge tube and can realize the discharge of cooling water, thereby realize the cooling radiating operation to the printing roller body, be favorable to prolonging the life of printing roller.

Description

Detachable printing roller based on paper printing machine

Technical Field

The utility model belongs to the technical field of lithography apparatus, concretely relates to removable printing roller based on paper printing machine.

Background

The printing machine is the machine of printing characters and image, generally includes the frame, the printing roller has in the frame, the ink groove has below the printing roller, during the use, dip in below the printing roller and get printing ink, the printing roller is rotatory, dip in the printing roller position of getting on the printing ink and can print stock materials such as paper, use wearing and tearing or need the product of the different decorative patterns of impression when the printing roller for a long time, need to change the printing roller, dismantle the printing roller from the frame promptly, waste time and energy, very big influence work efficiency.

To this end, publication No. CN205685829U discloses a thick foamed-pattern tissue printing roller, in which a neck is provided on a printing roller shaft and a folded edge is provided on a printing roller sleeve, and the folded edge is embedded in the neck, so that the pattern on the surface of the printing roller can be changed without detaching the printing roller from a frame. The printing roller sleeve comprises a steel pipe layer, a copper plating layer and a chromium plating layer which are provided with laser engraving from inside to outside. When the printing roller sleeve needs to be replaced, the folded edge of the new printing roller sleeve is embedded into the clamping groove. The printing roller sleeve can be replaced without detaching the printing roller from the frame, the assembly and disassembly are convenient, and the service life of the printing roller is prolonged through the chromium coating.

The following disadvantages still remain: when dismantling the printing roller cover, need carry out the axial to the hem of the printing roller cover of embedding draw-in groove along the printing roller and take out from, when dismantling the printing roller cover promptly, must dismantle the printing roller from the frame, just can make the printing roller cover take out from the printing roller and realize dismantling, thereby still will dismantle in the frame the printing roller, consume time, the dismouting inefficiency, and, only dispel the heat to the printing roller through the radiating hole, the radiating efficiency is low, be unfavorable for prolonging the life of printing roller.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a removable printing roller based on paper printing machine 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 detachable printing roller based on a paper printing machine comprises a printing machine body, wherein the printing machine body comprises a machine frame, a printing roller body is arranged between the inner sides of the machine frames and comprises a roller, rotating shafts are fixedly connected with the two ends of the roller, the rotating shaft is connected with the frame through a bearing, one end part of the rotating shaft is fixedly connected with the output end of the motor, the rotating shaft is sleeved with a fixed sleeve in a threaded manner, the upper part and the lower part of the roller are respectively clamped with a first half sheath and a second half sheath, the inner sides of the two ends of the first half sheath and the second half sheath are fixedly connected with positioning clamping plates which are inserted on the two end surfaces of the roller, the integrated extension is provided with fixed arc board on the location cardboard, fixed sleeve screw thread cup joints between the outer wall of fixed arc board, the inside of roller is equipped with cooling coil.

Preferably, the both ends of cooling coil are all fixedly connected with honeycomb duct, the bottom fixedly connected with fluid-discharge tube of the pivot that roller one end corresponds, the fixedly connected with feed liquor pipe on the tip of the pivot that the roller other end corresponds, feed liquor pipe and fluid-discharge tube respectively with the honeycomb duct fixed connection who corresponds the position.

This setting is convenient for during the filling cooling water gets into cooling coil through the feed liquor pipe, is favorable to thermal discharge in the cavity to the realization is favorable to prolonging the life of printing roller to the cooling heat dissipation operation of printing roller body, opens the fluid-discharge tube and can discharge convenient to use to the coolant liquid.

Preferably, the inside of roller is equipped with the cavity, cooling coil fixed connection is on the cavity.

This setting is convenient for carry out the heat dissipation operation to roller inside, is convenient for install cooling coil, uses in a flexible way.

Preferably, the inner side of the fixed sleeve is provided with a clamping groove, the fixed arc plate corresponds to two ends of the clamping groove, and the groove wall of the clamping groove is in threaded connection with the fixed arc plate.

This setting rotates fixed sleeve and spiro union to fixed arc between the board in the pivot, connection structure's steadiness between pivot and first half sheath and the half sheath of second has effectively been improved, thereby connection structure's steadiness between roller and first half sheath and the half sheath of second has been strengthened, when needs are dismantled first half sheath and the half sheath of second and are changed, fixed sleeve of antiport makes it break away from fixed arc board, again from about the direction take out first half sheath and the half sheath of second can, the operation is swift, it is nimble to use, work efficiency is greatly improved.

Preferably, the end faces of the first half sheath and the second half sheath are respectively provided with a positioning slot, the surface of the roller is fixedly connected with a T-shaped positioning strip block, and the positioning slots are connected with the upper part and the lower part of the T-shaped positioning strip block in a matching manner.

This set up when installing first half sheath and the half sheath of second, make the location slot joint to on the T shape location strip piece to effectively improved connection structure's between first half sheath and the half sheath of second stability, and compactness, be convenient for between it with the inseparable laminating of roller, the accurate steadiness of installation location is high.

Preferably, a sealing gasket is arranged between the T-shaped positioning strip block and the positioning slot.

This arrangement facilitates enhancing the tightness of the connection between the roller and the first and second jacket halves.

Compared with the prior art, the utility model discloses a technological effect and advantage: the detachable printing roller of the paper-based printing machine,

drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the internal structure of the fixing sleeve of the present invention;

fig. 3 is a schematic side view of the first and second half sheaths of the present invention;

fig. 4 is a schematic view of the cross-sectional structure of the roller of the present invention.

In the figure: 1. a printer body; 101. a frame; 2. a printing roller body; 21. a roller; 210. a cavity; 22. a first half sheath; 23. a second half sheath; 24. a rotating shaft; 201. a T-shaped positioning bar block; 202. positioning the slot; 203. positioning a clamping plate; 204. fixing the arc plate; 3. a liquid discharge pipe; 4. a liquid inlet pipe; 5. a motor; 6. fixing the sleeve; 601. a card slot; 7. a cooling coil; 701. and a flow guide pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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.

As shown in fig. 1-4, a detachable printing roller based on a paper printing machine comprises a printing machine body 1, the printing machine body 1 comprises a frame 101, a printing roller body 2 is arranged between the inner sides of the frame 101, the printing roller body 2 comprises a roller 21, two ends of the roller 21 are fixedly connected with a rotating shaft 24, the rotating shaft 24 is connected with the frame 101 through a bearing, one end of the rotating shaft 24 is fixedly connected with an output end of a motor 5, a fixing sleeve 6 is sleeved on the rotating shaft 24 through a thread, a first half sheath 22 and a second half sheath 23 are respectively clamped on the upper part and the lower part of the roller 21, a positioning clamping plate 203 is fixedly connected on the inner sides of two ends of the first half sheath 22 and the second half sheath 23, the positioning clamping plate 203 is inserted on two end faces of the roller 21, and a fixed arc plate 204 is integrally extended on the positioning clamping plate 203, the fixed sleeve 6 is sleeved between the outer walls of the fixed arc plates 204 in a threaded manner, and the cooling coil 7 is arranged inside the roller 21.

Both ends of the cooling coil 7 are fixedly connected with a guide pipe 701, the bottom of the rotating shaft 24 corresponding to one end of the roller 21 is fixedly connected with a liquid discharge pipe 3, the end of the rotating shaft 24 corresponding to the other end of the roller 21 is fixedly connected with a liquid inlet pipe 4, and the liquid inlet pipe 4 and the liquid discharge pipe 3 are respectively and fixedly connected with the guide pipe 701 at corresponding positions; be convenient for through feed liquor pipe 4 during the filling cooling water gets into cooling coil 7, be favorable to the discharge of thermal in the cavity 210 to the realization is favorable to prolonging the life of printing roller to the cooling heat dissipation operation of printing roller body 2, opens fluid-discharge tube 3 and can discharge convenient to use to the coolant liquid.

A cavity 210 is arranged in the roller 21, and the cooling coil 7 is fixedly connected to the cavity 210; the roller 21 is convenient to operate in a heat dissipation mode, the cooling coil 7 is convenient to install, and the use is flexible.

The inner side of the fixed sleeve 6 is provided with a clamping groove 601, the fixed arc plate 204 corresponds to two ends of the clamping groove 601, and the groove wall of the clamping groove 601 is in threaded connection with the fixed arc plate 204; rotate fixed sleeve 6 and spiro union to between the fixed arc board 204 on pivot 24, effectively improved the steadiness of connection structure between pivot 24 and first half sheath 22 and the half sheath 23 of second, thereby strengthened the steadiness of connection structure between roller 21 and first half sheath 22 and the half sheath 23 of second, when needs are dismantled first half sheath 22 and the half sheath 23 of second and are changed, fixed sleeve 6 of reverse rotation makes it break away from fixed arc board 204, again about the direction take out first half sheath 22 and the half sheath 23 of second can, the operation is swift, it is nimble to use, work efficiency has been improved greatly.

The end surfaces of the first half sheath 22 and the second half sheath 23 are both provided with a positioning slot 202, the surface of the roller 21 is fixedly connected with a T-shaped positioning strip 201, and the positioning slot 202 is connected with the upper part and the lower part of the T-shaped positioning strip 201 in a matching way; when installing first half sheath 22 and second half sheath 23, make locating slot 202 joint to on T shape location strip piece 201 to effectively improved the stability of connection structure between first half sheath 22 and the second half sheath 23, and the compactness, be convenient for between it with the inseparable laminating of roller 21, the accurate steadiness of installation location is high.

A sealing gasket is arranged between the T-shaped positioning strip block 201 and the positioning slot 202; it is advantageous to enhance the tightness of the connection between the roller 21 and the first half-sheath 22 and the second half-sheath 23.

Specifically, when the first half sheath 22 and the second half sheath 23 are installed, the first half sheath 22 and the second half sheath 23 are clamped to the roller 21 until the positioning slot 202 is clamped into the T-shaped positioning strip 201, and the positioning clamping plate 203 is tightly inserted on the end surface of the roller 21, so that the first half sheath 22 and the second half sheath 23 are combined, the positioning is accurate, at the moment, the fixing sleeve 6 is rotated until the fixing sleeve 6 is screwed and fixed onto the fixing arc plate 204, and then the roller 21 is firmly connected with the first half sheath 22 and the second half sheath 23, the tightness is high, the reverse operation is realized during the disassembly, the disassembly and the assembly are quick, the time and the labor are saved, the flexibility is high, the working efficiency is greatly improved, in addition, the cooling water can be injected into the cooling coil 7 in the cavity 210 through the liquid inlet pipe 4, the discharge of the cooling water can be realized by opening the liquid discharge pipe 3, and the cooling and heat dissipation operation of the printing roller body 2 is realized, the service life of the printing roller is prolonged.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a removable printing roller based on paper printing machine, includes printing machine body (1), its characterized in that: the printing machine body (1) comprises a rack (101), a printing roller body (2) is arranged between the inner sides of the rack (101), the printing roller body (2) comprises a roller (21), rotating shafts (24) are fixedly connected to the two ends of the roller (21), the rotating shafts (24) are connected with the rack (101) through bearings, one end portions of the rotating shafts (24) are fixedly connected with the output end of a motor (5), fixing sleeves (6) are sleeved on the rotating shafts (24) in a threaded manner, the upper portion and the lower portion of the roller (21) are respectively clamped with a first half sheath (22) and a second half sheath (23), positioning clamping plates (203) are fixedly connected to the inner sides of the two ends of the first half sheath (22) and the second half sheath (23), the positioning clamping plates (203) are inserted on the two end faces of the roller (21), and fixing arc plates (204) are integrally and extendedly arranged on the positioning clamping plates (203), the fixed sleeve (6) is sleeved between the outer walls of the fixed arc plates (204) in a threaded manner, and the cooling coil (7) is arranged inside the roller (21).

2. The removable printing roller of a paper based printing press according to claim 1, wherein: the equal fixedly connected with honeycomb duct (701) in both ends of cooling coil (7), bottom fixedly connected with fluid-discharge tube (3) of pivot (24) that roller (21) one end corresponds, fixedly connected with feed liquor pipe (4) on the tip of pivot (24) that the roller (21) other end corresponds, feed liquor pipe (4) and fluid-discharge tube (3) respectively with honeycomb duct (701) fixed connection that corresponds the position.

3. The removable printing roller of a paper based printing press according to claim 1, wherein: a cavity (210) is formed in the roller (21), and the cooling coil (7) is fixedly connected to the cavity (210).

4. The removable printing roller of a paper based printing press according to claim 1, wherein: the inner side of the fixed sleeve (6) is provided with a clamping groove (601), the fixed arc plate (204) corresponds to two ends of the clamping groove (601), and the groove wall of the clamping groove (601) is in threaded connection with the fixed arc plate (204).

5. The removable printing roller of a paper based printing press according to claim 1, wherein: the end faces of the first half sheath (22) and the second half sheath (23) are respectively provided with a positioning slot (202), the surface of the roller (21) is fixedly connected with a T-shaped positioning strip block (201), and the positioning slots (202) are in matched connection with the upper portion and the lower portion of the T-shaped positioning strip block (201).

6. The removable printing roller of a paper based printing press according to claim 5, wherein: and a sealing gasket is arranged between the T-shaped positioning strip block (201) and the positioning slot (202).