CN219623163U - Transmission mechanism and etching device - Google Patents
Transmission mechanism and etching device Download PDFInfo
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- CN219623163U CN219623163U CN202320463338.5U CN202320463338U CN219623163U CN 219623163 U CN219623163 U CN 219623163U CN 202320463338 U CN202320463338 U CN 202320463338U CN 219623163 U CN219623163 U CN 219623163U
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- gear
- transmission shaft
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- shaped connecting
- transmission mechanism
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The utility model relates to the technical field of transmission equipment, and particularly discloses a transmission mechanism and an etching device, which are used for being arranged on an etching box and comprise the following components: the transmission shaft is rotationally connected to the etching box; the first end of the transmission shaft is arranged in the etching box, and the second end of the transmission shaft is arranged outside the etching box; the gear is fixedly arranged at the first end of the transmission shaft and is used for being in driving connection with a guide piece in the etching box; the chain wheel assembly comprises a chain wheel body and a chain which is connected with the chain wheel body in a matched manner; the sprocket body is fixedly arranged at the second end of the transmission shaft, and the chain is driven to rotate. The volume of the gear is far smaller than that of the chain, and after the corrosion-resistant material with better performance is selected, the production and replacement cost of the gear is lower than that of the chain made of the same material, so that the production and use cost of the transmission mechanism is reduced, and the replacement frequency is reduced, so that the transmission mechanism is beneficial to use.
Description
Technical Field
The utility model relates to the technical field of transmission equipment, in particular to a transmission mechanism and an etching device.
Background
In the circuit board production manufacturing process, an etching device is often required to be used for etching the circuit board, the circuit board is generally arranged on the flying target in the operation process, and the circuit board is driven through the matching connection of the driving mechanism and the guide piece on the flying target so as to meet the etching operation of the circuit board.
In the prior art, a transmission mechanism is usually formed by combining a chain and a chain wheel and matching with a transmission shaft to realize driving adjustment of a guide piece, and the chain wheel are arranged in an etching box; however, the etching box is usually in a highly corrosive environment, so that the chain and the chain wheel are easy to be corroded and damaged, the chain and the chain wheel are required to be frequently replaced, the use cost is high, the length and the size of the chain are large, if the material with corrosion resistance (the price of the material is usually high) is selected, the use amount is large, the production cost of the chain is high, the production and use cost of the transmission mechanism is high, and the production and use are not facilitated.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a transmission mechanism, which solves the problems of higher production and use cost and unfavorable use of the transmission mechanism in the prior art.
In order to achieve the above object, the present utility model provides the following technical solutions:
a transmission mechanism for mounting on an etching chamber, comprising:
the transmission shaft is rotationally connected to the etching box; the first end of the transmission shaft is arranged in the etching box, and the second end of the transmission shaft is arranged outside the etching box;
the gear is fixedly arranged on the first end of the transmission shaft and is used for being in driving connection with a guide piece in the etching box;
the chain wheel assembly comprises a chain wheel body and a chain in matched connection with the chain wheel body; the chain wheel body is fixedly arranged at the second end of the transmission shaft, and the chain is driven to rotate.
Optionally, the linear speed of the gear is the same as the linear speed of the sprocket body; the gear and the first end of the transmission shaft are made of corrosion-resistant materials.
Optionally, the transmission mechanism further comprises a support member mounted on the first end of the transmission shaft, and the support member is disposed on one side of the gear for supporting the guide member in the etching chamber.
Optionally, the support comprises a roller rotatably connected to the first end of the drive shaft.
Optionally, the gear comprises a spur gear and a bevel gear; a first special-shaped connecting column is arranged at the first end of the transmission shaft; the bevel gear is provided with a first special-shaped connecting hole matched with the first special-shaped connecting column, and the spur gear is fixedly arranged on the bevel gear.
Optionally, the bevel gear is provided with a second special-shaped connecting column, and the spur gear is provided with a second special-shaped connecting hole matched and connected with the second special-shaped connecting column.
Optionally, the transmission mechanism further comprises a first limiting part, a first clamping groove is formed in the end portion of the first special-shaped connecting column, and the first limiting part is clamped on the first clamping groove and used for limiting and fixing the bevel gear.
Optionally, a third special-shaped connecting column is arranged at the second end of the transmission shaft, and a third special-shaped connecting hole which is matched and connected with the third special-shaped connecting column is arranged on the sprocket body; the chain wheel body is of a double-row structural design.
Optionally, the transmission mechanism further comprises a second limiting part, a second clamping groove is formed in the end portion of the third special-shaped connecting column, and the second limiting part is clamped on the second clamping groove and used for limiting and fixing the sprocket body.
The utility model also provides an etching device, which comprises a device body and the transmission mechanism, wherein the etching box is arranged on the device body, and the transmission mechanism is arranged on the etching box.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model provides a transmission mechanism, when in use, a transmission shaft is rotatably arranged on an etching box, a first end of the transmission shaft is arranged in the etching box, a second end of the transmission shaft is arranged outside the etching box, a gear is fixedly arranged on the first end of the transmission shaft, a chain wheel assembly is arranged at the second end of the transmission shaft, and then a chain wheel body and the transmission shaft can be synchronously rotated by driving an adjusting chain, so that the gear at the first end of the transmission shaft is driven to rotate, and then the gear can drive a guide piece connected with the gear to move so as to meet the etching requirement of a circuit board connected with the guide piece; meanwhile, as the chain wheel component is arranged outside the etching box, the chain can be prevented from being corroded and damaged and needs to be replaced, so that the replacement frequency and the replacement and use cost of the chain are reduced; the gear is arranged in the etching box, but because the volume of the gear is far smaller than that of the chain, after the corrosion-resistant material with better performance is selected, the production and replacement cost of the gear is lower than that of the chain made of the same material, so that the production and use cost of the transmission mechanism is reduced, and the replacement frequency is reduced, so that the transmission mechanism is beneficial to use.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of a transmission mechanism provided by the utility model;
FIG. 2 is an exploded view of the transmission mechanism provided by the present utility model;
FIG. 3 is a schematic view of a gear according to the present utility model;
fig. 4 is a schematic structural view of a sprocket body according to the present utility model.
In the above figures: 2. a transmission shaft; 21. the first special-shaped connecting column; 211. a first clamping groove; 22. a third special-shaped connecting column; 221. a second clamping groove; 3. a gear; 31. spur gears; 311. a second shaped connecting hole; 32. a bevel gear; 321. a first shaped connecting hole; 322. the second special-shaped connecting column; 4. a sprocket assembly; 5. a support; 6. a first limiting member; 7. and the second limiting piece.
Detailed Description
In order to make the objects, features and advantages of the present utility model more obvious and understandable, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model, and it is apparent that the embodiments described below are only some embodiments of the present utility model, not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be understood that the detailed description and specific examples, while indicating the utility model, are intended for purposes of illustration only and are not intended to limit the scope of the utility model. Wherein the exemplary embodiments are described as processes or methods depicted as flowcharts; although a flowchart depicts various operations or step processes as a certain order, many of the operations or steps can be performed in parallel, concurrently or simultaneously, and the order of the various operations can be rearranged. When its operations or steps are completed, the corresponding process may be terminated, and there may be additional steps not included in the drawings. The processes described above may correspond to methods, functions, procedures, subroutines, and the like, and embodiments of the utility model and features of the embodiments may be combined with one another without conflict.
The term "comprising" and variants thereof as used herein is intended to be open ended, i.e., including, but not limited to. The term "based on" is based at least in part on. The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings; it is to be understood that for convenience of description, only some, but not all of the structures relevant to the present utility model are shown in the drawings.
Referring to fig. 1 to 4, an embodiment of the present utility model provides a transmission mechanism for being mounted on an etching chamber, comprising:
the transmission shaft 2 is rotatably connected to the etching box; the first end of the transmission shaft 2 is arranged in the etching box, and the second end is arranged outside the etching box;
a gear 3, the gear 3 is fixedly arranged on the first end of the transmission shaft 2 for driving connection with a guide piece in the etching box; a rack structure which is meshed with the gear 3 is arranged on the guide piece, so that the guide piece is in driving connection with the gear 3;
the chain wheel assembly 4 comprises a chain wheel body and a chain which is connected with the chain wheel body in a matching way; the chain wheel body is fixedly arranged at the second end of the transmission shaft 2, the chain is driven, the chain wheel body can rotate, and the chain can be driven in a mode of being favorable for combination of the motor and the driving chain wheel.
According to the scheme, when the novel circuit board etching device is used, the transmission shaft 2 is rotatably arranged on the etching box, the first end of the transmission shaft 2 is arranged in the etching box, the second end of the transmission shaft 2 is arranged outside the etching box, the gear 3 is fixedly arranged at the first end of the transmission shaft 2, the chain wheel assembly 4 is arranged at the second end of the transmission shaft, the chain wheel body and the transmission shaft 2 can be synchronously rotated by driving the adjusting chain, the gear 3 at the first end of the transmission shaft 2 is further driven to rotate, and then the gear 3 can drive the guide piece which is connected with the gear 3 in a matched manner to move so as to meet the etching requirement of the circuit board which is connected with the guide piece; meanwhile, the chain wheel assembly 4 is arranged outside the etching box, so that the chain can be prevented from being corroded and damaged and needs to be replaced, and the replacement frequency and the replacement and use cost of the chain are reduced; the gear 3 is arranged in the etching box, but because the volume of the gear 3 is far smaller than that of the chain, after the corrosion-resistant material with better performance is selected, the production and replacement cost of the gear 3 is lower than that of the chain made of the same material, thereby being beneficial to reducing the production and use cost of the transmission mechanism and reducing the replacement frequency so as to be beneficial to use.
Specifically, in order to facilitate the improvement of the driving smoothness of the guide piece in the etching box, so as to reduce the risk of abrasion of the guide piece, further improve the service life, and the linear speed of the gear 3 is the same as that of the chain wheel body; the first ends of the gear 3 and the transmission shaft 2 are made of corrosion-resistant materials.
In this embodiment, through the matching selection of the sprocket body and the gear 3, so that the pitch of the sprocket body is the same as the modulus of the gear 3, the linear speed of the sprocket body is the same as the linear speed of the gear 3, and further the driving fluency of the gear 3 to the guide piece in the etching box can be improved, so that the use is facilitated. The first ends of the gear 3 and the transmission shaft 2 are made of PVDF or titanium and other corrosion-resistant materials, so that the service life of the gear 3 is prolonged, the replacement frequency and the replacement cost are reduced, the size of the gear 3 is far smaller than that of a chain, the production cost of the gear 3 is lower than that of the chain, and the production cost, the replacement cost and the use cost of the transmission mechanism are reduced, so that the transmission mechanism is beneficial to use.
Further, in order to conveniently support the guide member in the etching box, so as to avoid that the gravity of the guide member directly acts on the gear 3, so that the gear 3 and the transmission shaft 2 can be prevented from being crushed, and the smoothness of driving of the guide member is ensured, the transmission mechanism further comprises a support member 5, wherein the support member 5 is arranged on the first end of the transmission shaft 2, and the support member 5 is arranged on one side of the gear 3 for supporting the guide member in the etching box.
In particular, in order to make the support 5 and the guide have less friction, so that the driving of the guide by the transmission mechanism is lighter and less labour-saving, the support 5 comprises a roller which is rotatably connected to the first end of the transmission shaft 2. In this embodiment, through designing support piece 5 as the gyro wheel, and the gyro wheel rotates to locate on the transmission shaft 2, just can make between support piece 5 and the direction piece be rolling friction to have less frictional force, and then more conveniently drive the regulation to the direction piece, in order to satisfy the user demand.
Further, in order that the gear 3 does not rotate relative to the first end of the transmission shaft 2 to meet the use requirement, the gear 3 includes a spur gear 31 and a bevel gear 32; a first end of the transmission shaft 2 is provided with a first special-shaped connecting column 21; the bevel gear 32 is provided with a first special-shaped connecting hole 321 matched with the first special-shaped connecting post 21, and the spur gear 31 is fixedly arranged on the bevel gear 32.
In this embodiment, the spur gear 31 is used to drive the guiding element, and the bevel gear 32 is used to drive the other moving element, so as to meet the requirement of use. The first special-shaped connecting post 21 can be formed by combining a curved surface and a plane surface, so that the axial rotation limit of the bevel gear 32 can be realized through the matching connection of the first special-shaped connecting post 21 and the first special-shaped connecting hole 321, and a key connecting structure is not needed any more, so that the installation efficiency is improved.
Specifically, in order to make the spur gear 31 not rotate relative to the first end of the transmission shaft 2 to meet the use requirement, the bevel gear 32 is provided with a second special-shaped connecting column 322, and the spur gear 31 is provided with a second special-shaped connecting hole 311 in cooperation with the second special-shaped connecting column 322. In this embodiment, the second special-shaped connecting post 322 may be designed in a quincuncial structure, so that the axial rotation limitation of the spur gear 31 is realized through the matching connection of the second special-shaped connecting post 322 and the second special-shaped connecting hole 311, and the key connection structure is not needed, so as to facilitate the improvement of the installation efficiency.
Further, in order to facilitate the realization of axial sliding limit on the bevel gear 32, so as to avoid the movement of the bevel gear 32 in the working process, thereby facilitating the use, the transmission mechanism further comprises a first limiting part 6, the end part of the first special-shaped connecting column 21 is provided with a first clamping groove 211, and the first limiting part 6 is clamped on the first clamping groove 211 for limiting and fixing the bevel gear 32. In this embodiment, the first limiting member 6 is preferably a clamping spring, and the clamping spring is directly clamped in the first clamping groove 211, so that the end of the bevel gear 32 can be limited and fixed to meet the use requirement.
Specifically, in order to prevent the sprocket body from rotating relative to the second end of the transmission shaft 2 to meet the use requirement, the second end of the transmission shaft 2 is provided with a third special-shaped connecting column 22, and the sprocket body is provided with a third special-shaped connecting hole in fit connection with the third special-shaped connecting column 22; the chain wheel body is of a double-row structural design.
In this embodiment, the third special-shaped connecting post 22 may be formed by combining a curved surface and a plane, so that the axial rotation limitation of the sprocket body is realized by the cooperation and connection of the third special-shaped connecting post 22 and the third special-shaped connecting hole, and the key connection structure is not needed any more, so as to facilitate improvement of the installation efficiency.
Further, in order to be convenient for realize carrying out the axial slip spacing to the sprocket body to avoid the sprocket body to produce the removal in the course of the work, thereby facilitate the use, this drive mechanism still includes second locating part 7, and third dysmorphism spliced pole 22 tip is equipped with second draw-in groove 221, and second locating part 7 card is located on the second draw-in groove 221, is used for spacing fixed sprocket body. In this embodiment, the second limiting part 7 is preferably a clamping spring, and the clamping spring is directly clamped in the second clamping groove 231, so that the end part of the sprocket body can be limited and fixed, so as to meet the use requirement.
The embodiment of the utility model also provides an etching device which comprises a device body and the transmission mechanism, wherein the etching box is arranged on the device body, and the transmission mechanism is arranged on the etching box.
The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (10)
1. A transmission mechanism for mounting on an etching chamber, comprising:
the transmission shaft (2) is rotationally connected to the etching box; the first end of the transmission shaft (2) is arranged in the etching box, and the second end of the transmission shaft is arranged outside the etching box;
a gear (3), the gear (3) being fixedly mounted on a first end of the drive shaft (2) for driving connection with a guide in the etching chamber;
a chain wheel assembly (4), wherein the chain wheel assembly (4) comprises a chain wheel body and a chain which is connected with the chain wheel body in a matching way; the chain wheel body is fixedly arranged at the second end of the transmission shaft (2), and the chain is driven to rotate.
2. A transmission according to claim 1, characterized in that the linear speed of the gear wheel (3) is the same as the linear speed of the sprocket body; the gear (3) and the first end of the transmission shaft (2) are made of corrosion-resistant materials.
3. A transmission mechanism according to claim 1, further comprising a support (5), said support (5) being mounted on a first end of said transmission shaft (2), and said support (5) being provided on one side of said gear wheel (3) for supporting a guide in said etching chamber.
4. A transmission according to claim 3, characterized in that the support (5) comprises a roller, which is rotatably connected to the first end of the transmission shaft (2).
5. A transmission according to claim 1, characterized in that the gear (3) comprises a spur gear (31) and a bevel gear (32); a first special-shaped connecting column (21) is arranged at the first end of the transmission shaft (2); the bevel gear (32) is provided with a first special-shaped connecting hole (321) matched with the first special-shaped connecting column (21), and the straight gear (31) is fixedly arranged on the bevel gear (32).
6. The transmission mechanism according to claim 5, wherein a second special-shaped connecting column (322) is arranged on the bevel gear (32), and a second special-shaped connecting hole (311) which is in matched connection with the second special-shaped connecting column (322) is arranged on the straight gear (31).
7. The transmission mechanism according to claim 5, further comprising a first limiting member (6), wherein a first clamping groove (211) is formed at an end of the first special-shaped connecting column (21), and the first limiting member (6) is clamped on the first clamping groove (211) and is used for limiting and fixing the bevel gear (32).
8. The transmission mechanism according to claim 1, wherein a third special-shaped connecting column (22) is arranged at the second end of the transmission shaft (2), and a third special-shaped connecting hole which is in fit connection with the third special-shaped connecting column (22) is arranged on the sprocket body; the chain wheel body is of a double-row structural design.
9. The transmission mechanism according to claim 8, further comprising a second limiting member (7), wherein a second clamping groove (221) is formed at an end of the third special-shaped connecting column (22), and the second limiting member (7) is clamped on the second clamping groove (221) and is used for limiting and fixing the sprocket body.
10. An etching device, characterized by comprising a device body and a transmission mechanism according to any one of claims 1-9, wherein an etching box is arranged on the device body, and the transmission mechanism is arranged on the etching box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320463338.5U CN219623163U (en) | 2023-03-10 | 2023-03-10 | Transmission mechanism and etching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320463338.5U CN219623163U (en) | 2023-03-10 | 2023-03-10 | Transmission mechanism and etching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219623163U true CN219623163U (en) | 2023-09-01 |
Family
ID=87795287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320463338.5U Active CN219623163U (en) | 2023-03-10 | 2023-03-10 | Transmission mechanism and etching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219623163U (en) |
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2023
- 2023-03-10 CN CN202320463338.5U patent/CN219623163U/en active Active
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