CN219618725U - Rolling printer positioning structure - Google Patents
Rolling printer positioning structure Download PDFInfo
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- CN219618725U CN219618725U CN202321318205.5U CN202321318205U CN219618725U CN 219618725 U CN219618725 U CN 219618725U CN 202321318205 U CN202321318205 U CN 202321318205U CN 219618725 U CN219618725 U CN 219618725U
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- needle cylinder
- small roller
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Abstract
The utility model discloses a positioning structure of a roll printing machine, which comprises the following components: the first disc surface is provided with an opening, and a positioning block is arranged at the bottom of the opening and positioned on the first disc surface; the back of the first disc surface is provided with a second disc surface, and the second disc surface is provided with small rollers positioned at two sides of the bottom of the opening; the needle cylinder is positioned through the positioning block, the rotation resistance of the needle cylinder is reduced through the small roller, and the rotation is limited through the positioning block; the rotation of the lower end of the needle cylinder is realized by arranging the second small roller, the needle cylinder is driven to rotate completely, and the conditions of uneven stress, skew and the like caused by partial rotation of the needle cylinder are avoided; the square structure at the top end of the needle cylinder is limited through the groove, and static limit and rotation angle limit can be simultaneously realized.
Description
Technical Field
The utility model relates to the technical field of positioning of a roll printing machine, in particular to a positioning structure of a roll printing machine.
Background
The medical needle cylinder needs to be printed with scale marks on the outer side wall of the needle cylinder so as to be convenient for medical staff to use, and the printing mode can adopt screen printing, but the screen printing has the defects that the printing speed is low, only about 90 can be printed per minute, the staff is required to operate and adjust in the printing process, the screen is easy to wear and damage and the like. For this reason, attempts have been made to print syringe graduation marks in a pad printing mode. However, when the cylinder pad printing is performed, the cylinder is required to rotate and pad print, and the rotation resistance of the cylinder is high, so that the abrasion rate of the cylinder is high.
For example, a "a cylinder scale roll printer" disclosed in chinese patent literature, its bulletin number: CN203438658U discloses including the rubber wheel that is used for printing ink on the cylinder surface, the scale wheel that has the negative mark on the surface and be used for shifting the ink to the ink stirring wheel on the scale wheel surface, the below of stirring ink stirring wheel is equipped with the ink horn that is used for holding ink, the rubber wheel, scale wheel and stirring ink stirring wheel are in turn leaned on and all can rotate around self axis, the scale wheel surface is equipped with the scraper blade that is used for striking off unnecessary printing ink on the scale wheel, its characterized in that stirs ink stirring wheel surface and distributes the helical tooth that is used for inking, but does not take into account the location of cylinder and the wearing and tearing efficiency of cylinder.
Disclosure of Invention
In order to solve the problem of high roller wear rate in the prior art, the utility model provides a positioning structure of a roll printing machine, which can reduce the rotation resistance of a needle cylinder while positioning.
In order to achieve the above object, the present utility model provides the following technical solutions:
a roll printer positioning structure comprising: the first disc surface is provided with an opening, and a positioning block is arranged at the bottom of the opening and positioned on the first disc surface; the back of the first disc surface is provided with a second disc surface, and the second disc surface is provided with small rollers positioned at two sides of the bottom of the opening. The needle cylinder is positioned through the positioning block, the rotation resistance of the needle cylinder is reduced through the small roller, and the rotation is limited through the positioning block.
Preferably, the device comprises a first disc, wherein the first disc and the second disc are respectively positioned on two sides of the first disc, the first disc is connected with a central shaft, and the central shaft is connected with the second disc. The first disc surface and the second disc surface are respectively used simultaneously through the first disc part, the first disc part is driven to rotate through the central shaft, and the second disc part can be synchronously driven to rotate through the central shaft. Positioning and sliding on both sides of a disc can be achieved.
Preferably, a second small roller corresponding to the small roller and a second opening corresponding to the opening are arranged on one end face of the second disc, which is close to the first disc. The second small roller and the small roller are symmetrically arranged, the shape and the size of the second small roller are the same, and the shape and the size of the second opening are the same. The rotation of the lower end of the needle cylinder is realized by arranging the second small roller, the needle cylinder is driven to rotate completely, and the conditions that the needle cylinder is only partially rotated to cause uneven stress to generate deflection and the like are avoided.
Preferably, the positioning block is fixedly connected to the first disk surface, a groove is formed in the tail end of one side, close to the opening, of the positioning block, and the bottom of the groove is an obtuse angle. The groove is concave towards the center direction of the positioning block at the edge of the positioning block, and the two sides of the groove form an angle of 90 degrees to 150 degrees. The square structure at the top end of the needle cylinder is limited through the groove, and static limit and rotation angle limit can be simultaneously realized.
Preferably, the small roller is rotationally connected with the second disk surface, the opening is a semicircular opening, and the small roller is symmetrical about the center of the semicircular opening. The small roller is positioned on the tangent line at the bottom of the opening, and the edge of the small roller is tangent with the edge of the opening. The needle cylinder in the opening can be conveniently rotated through the small roller.
Preferably, the device comprises a pressing mechanism, wherein the pressing mechanism corresponds to the opening, and is connected with a pressing disc which is connected with the central shaft. The needle cylinder in the opening can be fixed through the pressing mechanism.
Preferably, the pressing disc and the second disc are respectively located at two sides of the first disc, the pressing disc is located at the tail end of the central shaft, and the first disc and the second disc are identical in size. The first disc, the second disc and the pressing disc can be controlled simultaneously through the central shaft, so that synchronous movement of the first disc, the second disc and the pressing disc is realized.
The utility model has the following advantages:
(1) The needle cylinder is positioned through the positioning block, the rotation resistance of the needle cylinder is reduced through the small roller, and the rotation is limited through the positioning block; (2) The rotation of the lower end of the needle cylinder is realized by arranging the second small roller, the needle cylinder is driven to rotate completely, and the conditions of uneven stress, skew and the like caused by partial rotation of the needle cylinder are avoided; (3) The square structure at the top end of the needle cylinder is limited through the groove, and static limit and rotation angle limit can be simultaneously realized.
Drawings
The drawings in the following description are merely exemplary and other implementations drawings may be derived from the drawings provided without inventive effort for a person of ordinary skill in the art.
Fig. 1 is a schematic view of the overall structure of the present utility model.
FIG. 2 is an enlarged view of the positioning block according to the present utility model.
In the figure:
1-a first disk surface; 2-a second disk surface; 3-opening; 4-positioning blocks; 5-small rollers; 6-a second opening; 7-a second small roller; 8-grooves.
Detailed Description
The following description of the embodiments of the utility model is intended to be illustrative of the specific embodiments of the utility model in which all other embodiments of the utility model, as would be apparent to one skilled in the art without undue burden, are included in the scope of the utility model.
As shown in fig. 1-2, in a preferred embodiment, the present utility model discloses a roll printer positioning structure comprising: the first disk surface 1 is provided with an opening 3, and the bottom of the opening 3 is provided with a positioning block 4 on the first disk surface; the back of the first disc surface 1 is provided with a second disc surface 2, and the second disc surface 2 is provided with small rollers 5 positioned at two sides of the bottom of the opening. The needle cylinder is positioned through the positioning block, the rotation resistance of the needle cylinder is reduced through the small roller, and the rotation is limited through the positioning block.
When the rotary needle is used, the needle cylinder is placed in the opening, the side wall of the needle cylinder is abutted with the small roller, when the needle cylinder receives the rotating force from the rotary cylinder, the needle cylinder generates a rotating trend, and the small roller is driven to rotate during rotation, at the moment, the direction of friction force between the small roller and the outer wall of the needle cylinder is opposite to the rotating direction of the needle cylinder, and the rotary needle cylinder can be helped to rotate. Meanwhile, the lug-shaped structure at the top of the needle cylinder can be limited by the positioning block.
The novel disc comprises a first disc, wherein the first disc and a second disc are respectively positioned on two sides of the first disc, the first disc is connected with a central shaft, and the central shaft is connected with the second disc. The first disc surface and the second disc surface are respectively used simultaneously through the first disc part, the first disc part is driven to rotate through the central shaft, and the second disc part can be synchronously driven to rotate through the central shaft. Positioning and sliding on both sides of a disc can be achieved.
When the needle cylinder is used, the needle cylinder is placed in the opening of the first disc, and the positioning blocks and the small rollers on the two sides of the first disc are simultaneously abutted against different positions of the needle cylinder.
The end face of the second disc, which is close to the first disc, is provided with a second small roller 7 corresponding to the small roller and a second opening 6 corresponding to the opening. The second small roller and the small roller are symmetrically arranged, the shape and the size of the second small roller are the same, and the shape and the size of the second opening are the same. The rotation of the lower end of the needle cylinder is realized by arranging the second small roller, the needle cylinder is driven to rotate completely, and the conditions that the needle cylinder is only partially rotated to cause uneven stress to generate deflection and the like are avoided.
When the needle cylinder is placed into the opening in use, the upper side of the needle cylinder is abutted against the opening, the lower side of the needle cylinder enters the second opening, and the outer wall of the lower side of the needle cylinder is abutted against the second small roller at the second opening. And likewise generates a mutual rotation.
The locating piece is fixedly connected to the first disc surface, the tail end of one side of the locating piece, which is close to the opening, is provided with a groove 8, and the bottom of the groove is an obtuse angle. The groove is concave towards the center direction of the positioning block at the edge of the positioning block, and the two sides of the groove form an angle of 90 degrees to 150 degrees. The square structure at the top end of the needle cylinder is limited through the groove, and static limit and rotation angle limit can be simultaneously realized.
When the needle cylinder is used, after the needle cylinder is placed into the opening, corners of the lug-shaped structures at the top of the needle cylinder enter the bottom of the groove, and two sides of the lug-shaped structures are respectively abutted with two sides of the groove.
The small roller is rotationally connected with the second disk surface, the opening is a semicircular opening, and the small roller is symmetrical about the center of the semicircular opening. The small roller is positioned on the tangent line at the bottom of the opening, and the edge of the small roller is tangent with the edge of the opening. The needle cylinder in the opening can be conveniently rotated through the small roller.
When the small roller is used, the small roller cannot actively rotate, and the small roller is driven to rotate when the needle cylinder rotates, so that the rotation resistance of the needle cylinder is reduced.
The device comprises a pressing mechanism, the pressing mechanism corresponds to the opening, the pressing mechanism is connected with a pressing disc, and the pressing disc is connected with a central shaft. The needle cylinder in the opening can be fixed through the pressing mechanism.
When in use, the compressing mechanism compresses the needle cylinder on the first disc from top to bottom.
The compressing disc and the second disc are respectively positioned at two sides of the first disc, the compressing disc is positioned at the tail end of the central shaft, and the sizes of the first disc and the second disc are the same. The first disc, the second disc and the pressing disc can be controlled simultaneously through the central shaft, so that synchronous movement of the first disc, the second disc and the pressing disc is realized.
When the printing machine is used, the central shaft rotates to drive the first disc, the second disc and the pressing disc to rotate, and the first disc and the second disc rotate to drive the needle cylinder in the first disc and the second disc to rotate through the roller, so that printing is completed.
In a second embodiment, the first disk edge array is provided with a plurality of sets of openings and small roller fits; the second disc element is provided with a plurality of groups of second openings corresponding to the edge arrays and matched with the second small rollers.
While the utility model has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the utility model and are intended to be within the scope of the utility model as claimed.
Claims (7)
1. A roll printer positioning structure, comprising: the first disc surface is provided with an opening, and a positioning block is arranged at the bottom of the opening and positioned on the first disc surface; the back of the first disc surface is provided with a second disc surface, and the second disc surface is provided with small rollers positioned at two sides of the bottom of the opening.
2. The roll printer positioning structure of claim 1, comprising a first disc, the first disc and the second disc being located on opposite sides of the first disc, the first disc being connected with a central shaft, the central shaft being connected with the second disc.
3. The positioning structure of a roll printing machine according to claim 2, wherein a second small roller corresponding to the small roller and a second opening corresponding to the opening are arranged on one end face of the second disc member, which is close to the first disc member.
4. A positioning structure of a roll printing machine according to claim 2 or 3, wherein the positioning block is fixedly connected to the first disc surface, a groove is formed in the end of one side of the positioning block, which is close to the opening, and the bottom of the groove is an obtuse angle.
5. The positioning structure of a roll printing machine according to claim 4, wherein the small roller is rotatably connected with the second disc surface, the opening is a semicircular opening, and the small roller is symmetrical about the center of the semicircular opening.
6. A positioning structure of a roll printing machine according to claim 2, 3 or 5, comprising a pressing mechanism corresponding to the opening, the pressing mechanism being connected with a pressing disc, the pressing disc being connected with the central shaft.
7. The roll printer positioning structure of claim 6, wherein the pinch plate and the second plate are positioned on opposite sides of the first plate, respectively, the pinch plate being positioned at the end of the central shaft, the first plate and the second plate being the same size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321318205.5U CN219618725U (en) | 2023-05-29 | 2023-05-29 | Rolling printer positioning structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321318205.5U CN219618725U (en) | 2023-05-29 | 2023-05-29 | Rolling printer positioning structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219618725U true CN219618725U (en) | 2023-09-01 |
Family
ID=87770990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321318205.5U Active CN219618725U (en) | 2023-05-29 | 2023-05-29 | Rolling printer positioning structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219618725U (en) |
-
2023
- 2023-05-29 CN CN202321318205.5U patent/CN219618725U/en active Active
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