CN219806204U - Needle roller mechanism for supporting retraction of micro needle - Google Patents
Needle roller mechanism for supporting retraction of micro needle Download PDFInfo
- Publication number
- CN219806204U CN219806204U CN202321393855.6U CN202321393855U CN219806204U CN 219806204 U CN219806204 U CN 219806204U CN 202321393855 U CN202321393855 U CN 202321393855U CN 219806204 U CN219806204 U CN 219806204U
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- Prior art keywords
- roller
- needle
- microneedle
- installation part
- telescopic structure
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- 230000007246 mechanism Effects 0.000 title claims abstract description 13
- 238000009434 installation Methods 0.000 claims abstract description 33
- 239000000463 material Substances 0.000 abstract description 20
- 239000012528 membrane Substances 0.000 abstract description 15
- 238000004080 punching Methods 0.000 abstract description 15
- 230000006378 damage Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 7
- 230000004913 activation Effects 0.000 description 5
- 230000006872 improvement Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000002950 deficient Effects 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 230000003213 activating effect Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
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Abstract
The utility model discloses a needle roller mechanism for supporting retraction of a microneedle, which comprises a base body, a roller, a telescopic structure and the microneedle: the roller is arranged between the first installation part and the second installation part of the seat body, and a plurality of groups of pinholes are formed in the cylindrical surface of the roller; the telescopic structure is arranged in the roller, one end of the micro needle is connected with the telescopic structure, and the other end of the micro needle protrudes out to the surface of the roller through the needle hole; the main control board is electrically connected with the telescopic structure and is positioned at one end of the telescopic structure, which is close to the first installation part; when the roller rotates to the direction of the required microneedle, the signal transmitting unit located at the first installation part transmits a starting signal, the main control board receives the starting signal through the signal receiving unit and controls the telescopic structure to drive, so that the microneedle protrudes out of the roller from the pinhole to be capable of punching the membrane material, the roller continues to rotate after punching, the signal receiving unit is separated from a controlled state, the main control board controls the telescopic structure to drive the microneedle to retract into the roller, and damage to the hole is prevented.
Description
Technical Field
The utility model relates to the field of needle roller structures, in particular to a needle roller mechanism with a microneedle for supporting retraction.
Background
The membrane material is collected, stored and transported in the form of a coiled material, and the application range is also wider; when pinholes are needed to be formed on the surface of the membrane material, the membrane material needs to be perforated in and out through a needle roller; the structure of the needle roller generally comprises a roller and a microneedle which is fixedly protruded from the cylindrical surface of the roller, wherein the needle roller conveys the membrane material through the rotation of the roller in the processing process, and the microneedle is used for punching the membrane material; however, in practice, the micro-needle cannot be separated from the punched hole at the first time after the punching is completed, and under the condition that technological parameters such as the winding speed, the unwinding speed and the like cannot be matched, the micro-needle is extremely easy to damage the hole, the aperture of the hole is easy to be enlarged, deformed and the like due to the pulling of the micro-needle, and therefore, in the structural scheme, the production process of the membrane material is relatively harsh, and defective products and the like are easy to generate; therefore, there is a need for a more rational needle roller structure to solve the above-mentioned drawbacks.
Disclosure of Invention
Aiming at the technical problems that in the existing needle roller punching scheme, the micro needle cannot be separated from the hole quickly after punching is completed, so that the hole is damaged, the production process is strict, and defective products are easy to occur, the utility model provides a new solution.
To achieve the above object, the present utility model provides a needle roller mechanism for supporting retraction of a microneedle, comprising:
the device comprises a base body, a first installation part and a second installation part, wherein the two ends of the base body are protruded towards the same direction, and a signal transmitting unit is arranged on one surface of the first installation part towards the second installation part;
the roller is arranged between the first installation part and the second installation part, and one end of the roller is rotatably connected with the second installation part; the cylindrical surface of the roller is provided with a plurality of groups of pinholes;
the telescopic structure is arranged in the roller, one end of the microneedle is connected with the telescopic structure, and the other end of the microneedle protrudes out to the surface of the roller through the pinhole;
the main control board is electrically connected with the telescopic structure and is positioned at one end of the telescopic structure, which is close to the first installation part; the main control board is provided with a signal receiving unit; the signal receiving unit rotates along with the roller to receive the starting signal of the signal transmitting unit, and the main control board drives the micro needle to extend out of the surface of the roller.
As an improvement scheme of the utility model, the telescopic structure comprises a mounting shaft and a needle plate, wherein a telescopic motor electrically connected with the main control board is arranged in the mounting shaft, and the telescopic shaft of the telescopic motor protrudes out of the cylindrical surface of the mounting shaft and is fixedly connected with the first surface of the needle plate; the micro-needle is fixedly connected with the second surface of the needle plate.
As an improvement of the utility model, the needle plate is provided with a plurality of groups, and the plurality of groups of needle plates are arranged along the circumferential direction of the installation shaft; the number of the telescopic motors is matched with that of the needle plates; and a plurality of groups of signal receiving units which are correspondingly and electrically connected with the telescopic motor are arranged on one surface of the main control board, which is close to the first installation part.
As an improvement scheme of the utility model, guide strips are arranged on two sides of any needle plate, guide plates are arranged between adjacent needle plates, and the guide plates are fixedly connected to the inner wall of the roller; the guide plate is provided with a guide groove matched with the guide strip.
As an improvement of the utility model, a rotating motor is further arranged on the outer side of the second installation part, and an output shaft of the rotating motor is connected with the roller.
As an improvement of the utility model, the signal transmitting unit is a laser transmitting device, and the signal receiving device is a laser receiving device matched with the laser transmitting device.
The beneficial effects of the utility model are as follows: compared with the prior art, the needle roller mechanism for supporting retraction of the micro needle provided by the utility model comprises a seat body, a roller, a telescopic structure and the micro needle: the first mounting part and the second mounting part are protruded in the same direction at two ends of the seat body, and a signal transmitting unit is arranged on one surface of the first mounting part facing the second mounting part; the roller is arranged between the first installation part and the second installation part, and one end of the roller is rotationally connected with the second installation part; the cylindrical surface of the roller is provided with a plurality of groups of pinholes; the telescopic structure is arranged in the roller, one end of the micro needle is connected with the telescopic structure, and the other end of the micro needle protrudes out to the surface of the roller through the needle hole; the main control board is electrically connected with the telescopic structure and is positioned at one end of the telescopic structure, which is close to the first installation part; when the roller rotates to the direction of required microneedle, the signal transmission unit sends the start signal, the main control board passes through the signal receiving unit and receives the start signal, and control extending structure drive, make the microneedle stretch out from the pinhole to the roller outside in order to carry out the processing of punching to the surface of diaphragm material, accomplish the back roller of punching and continue to rotate, the signal receiving unit breaks away from the controlled state, the main control board control extending structure drives the microneedle and withdraws to the roller in, prevent that the microposition of the in-process of rolling from causing the destruction to the hole.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is an exploded view of the present utility model;
FIG. 3 is a perspective view of the mounting shaft of the present utility model;
fig. 4 is a perspective view of the needle plate of the present utility model.
The main reference numerals are as follows:
1. a base; 11. a first mounting portion; 12. a second mounting portion; 13. a signal transmitting unit;
2. a roller; 21. a pinhole; 22. a guide plate;
3. a telescopic structure; 31. a mounting shaft; 32. a needle plate; 321. a guide bar; 33. a telescopic motor;
4. a microneedle;
5. a main control board; 51. a signal receiving unit;
6. a rotating electric machine.
Detailed Description
In order to more clearly illustrate the utility model, the utility model is further described below with reference to the accompanying drawings.
In the following description, details of selected examples are given to provide a more thorough understanding of the present utility model. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. It should be understood that the detailed description is intended to illustrate the utility model, and is not intended to limit the utility model.
It will be understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, or groups thereof.
The membrane material is collected, stored and transported in the form of a coiled material, and the application range is also wider; when pinholes are needed to be formed on the surface of the membrane material, the membrane material needs to be perforated in and out through a needle roller; the structure of the needle roller generally comprises a roller and a microneedle which is fixedly protruded from the cylindrical surface of the roller, wherein the needle roller conveys the membrane material through the rotation of the roller in the processing process, and the microneedle is used for punching the membrane material; however, in practice, the micro-needle cannot be separated from the punched hole at the first time after the punching is completed, and under the condition that technological parameters such as the winding speed, the unwinding speed and the like cannot be matched, the micro-needle is extremely easy to damage the hole, the aperture of the hole is easy to be enlarged, deformed and the like due to the pulling of the micro-needle, and therefore, in the structural scheme, the production process of the membrane material is relatively harsh, and defective products and the like are easy to generate; therefore, there is a need for a more rational needle roller structure to solve the above-mentioned drawbacks.
In order to solve the problems in the prior art, the present utility model provides a needle roller mechanism for supporting retraction of a microneedle, referring to fig. 1 to 4, including a base 1, a roller 2, a telescopic structure 3 and a microneedle 4: a first mounting part 11 and a second mounting part 12, both ends of the seat body 1 protrude towards the same direction, and a signal transmitting unit 13 is arranged on one surface of the first mounting part 11 towards the second mounting part; the roller 2 is arranged between the first mounting part 11 and the second mounting part 12, and one end of the roller is rotatably connected with the second mounting part 12; the cylindrical surface of the roller 2 is provided with a plurality of groups of pinholes 21; the telescopic structure 3 is arranged in the roller 2, one end of the micro needle 4 is connected with the telescopic structure 3, and the other end of the micro needle protrudes out to the surface of the roller through the needle hole 21; the main control board 5 is electrically connected with the telescopic structure 3 and is positioned at one end of the telescopic structure 3 close to the first installation part 11; when the roller 2 rotates to the direction of the required microneedle 4, the signal transmitting unit 13 transmits a starting signal, the main control board 5 receives the starting signal through the signal receiving unit and controls the telescopic structure 3 to drive, so that the microneedle 4 protrudes out of the roller 2 from a pinhole to be capable of punching the surface of a membrane material, the roller 2 continues to rotate after punching is finished, the signal receiving unit is separated from a controlled state, the main control board 5 controls the telescopic structure 3 to drive the microneedle 4 to retract into the roller 2, and damage to the hole caused by the microneedle 4 in the winding process is prevented.
The arrangement of the hole portions of the membrane material often needs to have an array exhibiting a certain rule for repeated sequencing, and based on this, in this embodiment, the signal transmitting unit 13 is a laser transmitting device, and the signal receiving device 51 is a laser receiving device adapted to the laser transmitting device; it is easy to understand that the laser emitting device keeps an emitting state, when the laser receiving device rotates along with the roller and rotates to the emitting position of the laser emitting device, an activating signal is generated, and the main control board 5 responds to the activating signal to control the telescopic structure 3 to perform telescopic movement; the laser receiving device generates an activation signal according to the rotation of the roller 2 and a certain periodic frequency, and the main control board 5 controls the telescopic structure to drive according to the activation signal, so that the working performance is more stable.
In a specific scheme, the telescopic structure 3 comprises a mounting shaft 31 and a needle plate 32, a telescopic motor 33 electrically connected with the main control board 5 is arranged in the mounting shaft 31, and the telescopic shaft of the telescopic motor 33 protrudes out of the cylindrical surface of the mounting shaft and is fixedly connected with the first surface of the needle plate; the micro needle is fixedly connected with the second surface of the needle plate; the telescopic motor 33 can be in a form of a servo motor matched with a screw rod structure, namely, the rotary motion of the servo motor can be converted into linear reciprocating motion; and drives the micro needle 4 to extend and retract into the needle hole; the needle plate 32 is used for large-scale installation of the micro-needles 4, so that the micro-needles 4 are integrally telescopic.
In order to form more hole structures on the film material, in the present embodiment, the needle plates 32 are provided with a plurality of groups, and the plurality of groups of needle plates 32 are arranged in the circumferential direction of the mounting shaft 31; the number of the telescopic motors 33 is matched with that of the needle plates 32; a plurality of groups of signal receiving units 51 which are correspondingly and electrically connected with the telescopic motor 33 are arranged on one surface of the main control board 51 close to the first installation part 11; it should be understood that, in a specific embodiment, four telescopic motors 33 are provided, the types of the signal receiving units 51 are laser receiving units, and the four corresponding units are respectively arranged around the main control board 5, and the main control board 5 is fixedly connected with one end of the roller, which is close to the first installation part, and can also be set as an end cover structure; the main control board independently controls the start and stop of the corresponding telescopic motor 33 according to the activation signal formed by the laser receiving unit; the laser emitting unit is provided in one piece and is provided on the first mounting portion 11; four different sequential laser receiving units sequentially form an activation signal along with the rotation of the roller, and the main control board 5 responds to the activation signal to control the corresponding telescopic motor 33 to start, so that the punching speed is increased; when the laser receiving unit does not receive the starting signal, the main control board 5 controls the telescopic motor to retract into the pinhole 32, so that the latitude of the process speed is increased.
In order to make the needle plates 32 more stable in the moving process, in this embodiment, guide strips 321 are further disposed on both sides of any needle plate 32, guide plates 22 are further disposed between adjacent needle plates 32, and the guide plates 22 are fixedly connected to the inner wall of the roller 2; the guide plate 22 is provided with a guide groove matched with the guide bar 321; it will be appreciated that the guide bar 321 slides within the guide slot to ensure stability of the microneedle retraction formation.
In the embodiment, a rotating motor 6 for driving the roller 2 to rotate is further arranged on the outer side of the second installation part 12, and an output shaft of the rotating motor 6 is connected with the roller 2;
the utility model has the advantages that:
when the roller rotates to the direction of required microneedle, the signal transmission unit sends the start signal, the main control board passes through the signal receiving unit and receives the start signal, and control extending structure drive, make the microneedle stretch out from the pinhole to the roller outside in order to carry out the processing of punching to the surface of diaphragm material, accomplish the back roller of punching and continue to rotate, the signal receiving unit breaks away from the controlled state, the main control board control extending structure drives the microneedle and withdraws to the roller in, prevent that the microposition of the in-process of rolling from causing the destruction to the hole.
The above disclosure is only a few specific embodiments of the present utility model, but the present utility model is not limited thereto, and any changes that can be thought by those skilled in the art should fall within the protection scope of the present utility model.
Claims (6)
1. A microneedle-supported retracted needle roller mechanism comprising:
the device comprises a base body, a first installation part and a second installation part, wherein the two ends of the base body are protruded towards the same direction, and a signal transmitting unit is arranged on one surface of the first installation part towards the second installation part;
the roller is arranged between the first installation part and the second installation part, and one end of the roller is rotatably connected with the second installation part; the cylindrical surface of the roller is provided with a plurality of groups of pinholes;
the telescopic structure is arranged in the roller, one end of the microneedle is connected with the telescopic structure, and the other end of the microneedle protrudes out to the surface of the roller through the pinhole;
the main control board is electrically connected with the telescopic structure and is positioned at one end of the telescopic structure, which is close to the first installation part; the main control board is provided with a signal receiving unit; the signal receiving unit rotates along with the roller to receive the starting signal of the signal transmitting unit, and the main control board drives the telescopic structure to enable the micro needle to extend out of the surface of the roller.
2. The microneedle supporting retracted needle roller mechanism according to claim 1, wherein the telescopic structure comprises a mounting shaft and a needle plate, a telescopic motor electrically connected with the main control board is arranged in the mounting shaft, and the telescopic shaft of the telescopic motor protrudes out of the cylindrical surface of the mounting shaft and is fixedly connected with the first surface of the needle plate; the micro-needle is fixedly connected with the second surface of the needle plate.
3. The microneedle-supported retracted needle roller mechanism of claim 2, wherein the needle plate is provided with a plurality of groups, the plurality of groups of the needle plate being arranged in a circumferential direction of the mounting shaft; the number of the telescopic motors is matched with that of the needle plates; and a plurality of groups of signal receiving units which are correspondingly and electrically connected with the telescopic motor are arranged on one surface of the main control board, which is close to the first installation part.
4. The microneedle-supported retracted needle roller mechanism of claim 3, wherein guide strips are further arranged on two sides of any needle plate, guide plates are further arranged between adjacent needle plates, and the guide plates are fixedly connected to the inner wall of the roller; the guide plate is provided with a guide groove matched with the guide strip.
5. The microneedle-supported retracted needle roller mechanism of claim 1, wherein a rotating motor is further provided on an outer side of the second mounting portion, and an output shaft of the rotating motor is connected to the roller.
6. The microneedle-supported retracted needle roller mechanism of claim 1, wherein the signal transmitting unit is a laser transmitting device and the pattern of the signal receiving unit is a laser receiving device adapted to the laser transmitting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321393855.6U CN219806204U (en) | 2023-06-02 | 2023-06-02 | Needle roller mechanism for supporting retraction of micro needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321393855.6U CN219806204U (en) | 2023-06-02 | 2023-06-02 | Needle roller mechanism for supporting retraction of micro needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219806204U true CN219806204U (en) | 2023-10-10 |
Family
ID=88211015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321393855.6U Active CN219806204U (en) | 2023-06-02 | 2023-06-02 | Needle roller mechanism for supporting retraction of micro needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219806204U (en) |
-
2023
- 2023-06-02 CN CN202321393855.6U patent/CN219806204U/en active Active
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