CN217433346U - Marking operation tool and device - Google Patents
Marking operation tool and device Download PDFInfo
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- CN217433346U CN217433346U CN202220310858.8U CN202220310858U CN217433346U CN 217433346 U CN217433346 U CN 217433346U CN 202220310858 U CN202220310858 U CN 202220310858U CN 217433346 U CN217433346 U CN 217433346U
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Abstract
The utility model provides a beat mark operation frock and device. The marking operation tool comprises a base, a product placing part, a sliding mechanism, a first limiting part and a second limiting part; the product placing part is connected with the base in a sliding manner through the sliding mechanism; the first limiting part and the second limiting part are respectively arranged at two ends of the base, and the distance between the first limiting part and the second limiting part is adjustable; the product placing part is positioned between the first limiting part and the second limiting part; when the product placing part slides to a first preset position, the product placing part is abutted to the first limiting part, and when the product placing part slides to a second preset position, the product placing part is abutted to the second limiting part. The marking device can effectively limit the product to be marked, solves the problem of marking deviation caused by poor product positioning, and improves the efficiency and quality of marking operation.
Description
Technical Field
The utility model relates to a beat mark operation frock and device.
Background
The laser marking machine is a device for permanently marking the surfaces of various products by utilizing a laser, and when the laser marking machine is used for marking the surfaces of the products, the laser marking machine is generally fixed on a workbench, and the products to be marked need to be placed on a marking operation platform so as to be marked by the marking machine.
SUMMERY OF THE UTILITY MODEL
The inventor of this application discovers, current marking machine is subject to the camera lens, it beats mark effective area and has certain limitation, if the product beat mark regional surpass marking machine's the mark effective area of beating, just can't once accomplish and beat the mark operation, consequently need beat the mark with the product subregion, because beat mark effective area fixed in position, need beat the mark operation in-process with the product removal in beating the mark effective area, and the initial mark operation platform of beating can't satisfy the location demand after the product removes. In view of the above problem, the embodiment of the present invention is necessary to provide a marking operation tool and device to solve or partially solve the above problems, and the present invention provides a technical solution as follows:
as a first aspect of the embodiments of the present invention, an embodiment of the present invention provides a marking tool, including a base, a product placing portion, a sliding mechanism, a first limiting portion, and a second limiting portion;
the product placing part is connected with the base in a sliding manner through the sliding mechanism;
the first limiting part and the second limiting part are respectively arranged at two ends of the base, and the distance between the first limiting part and the second limiting part is adjustable;
the product placing part is positioned between the first limiting part and the second limiting part;
when the product placing part slides to a first preset position, the product placing part is abutted to the first limiting part, and when the product placing part slides to a second preset position, the product placing part is abutted to the second limiting part.
In one or some optional embodiments, the product placing part is connected with the first limiting part through a first limiting component, and the product placing part is connected with the second limiting part through a first limiting component.
In one or some optional embodiments, the first position-limiting component includes a first magnetic member disposed on the first position-limiting portion and the second position-limiting portion, and a second magnetic member disposed on the product placement portion, where the first magnetic member and the second magnetic member are opposite magnetic poles.
In one or some optional embodiments, each of the first limiting portion and the second limiting portion includes a sliding groove, a stopper, and a limiting fixing member, the sliding groove is fixed on the base, the stopper is slidably connected with the sliding groove, and the stopper is locked on the base by the limiting fixing member.
In one or some optional embodiments, the sliding mechanism includes a guide rail fixed to the base, the first limiting portion and the second limiting portion are both two, the two first limiting portions are respectively disposed on two sides of the guide rail, and the two second limiting portions are respectively disposed on two sides of the guide rail.
In one or some optional embodiments, the sliding mechanism further comprises a sliding block fixed on the product placing part, the sliding block is connected with the guide rail in a sliding mode, and the longitudinal center line of the guide rail is parallel to the longitudinal center line of the base.
In one or some optional embodiments, mark operation frock, still include the spacing subassembly of second, the spacing subassembly of second includes mounting, spring and warp-proof spare, the mounting is fixed in the product is placed the portion, the spring with warp-proof spare cover is established the mounting, spring one end with the mounting top contact, the other end with warp-proof spare contact.
In one or some alternative embodiments, the top surface of the product placement section is provided with a receiving slot.
In one or some alternative embodiments, the product placing part is provided with a groove group, the groove group comprises two grooves, and the two grooves are symmetrically arranged on two sides of the accommodating groove.
As a second aspect of the embodiment of the present invention, an embodiment of the present invention provides a marking device, including a marking platform and the marking tool;
and the marking operation tool is fixed on the marking operation platform.
Based on the technical scheme, the utility model discloses beneficial effect than prior art does:
the utility model provides a marking operation frock, be applicable to the marking operation, its product placing part can slide for the base, when the product placing part slides to first preset position, product placing part and first spacing portion butt, when the product placing part slides to second preset position, product placing part and second spacing portion butt, spacing before realizing that the product placing part removes, when marking operation, make the product of placing in product placing part all place the mark effective area around sliding, satisfied the location demand of product in marking the effective area, realize the regional marking operation of product; because the distance between first spacing portion and the spacing base of second is adjustable for the product is placed the portion and is in the limited region of first spacing portion and the spacing portion of second for the base slides, can satisfy the spacing demand of product portion of placing in different positions, thereby realizes the mark operation of beating of different products.
The embodiment of the utility model provides a beat mark operation frock when the product portion of placing slips to first preset position or second when presetting the position, and first spacing subassembly can further place a location to the product. Therefore, the product position fixing part is locked at the first preset position or the second preset position, the problem of marking deviation caused by poor product positioning is solved, and the efficiency and the quality of marking operation are improved.
The embodiment of the utility model provides a beat mark operation device, including beating mark operation platform and beating mark operation frock, beat mark operation platform through being fixed in with beating mark operation frock, can realize the product and beat the location in the mark effective area, improved the efficiency and the quality of beating the mark operation.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a marking device according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a marking operation platform provided in an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a marking operation tool provided in an embodiment of the present invention;
fig. 4 is a schematic view of a part of a structure of a marking tool according to an embodiment of the present invention;
fig. 5 is a schematic diagram of a part of the structure of the marking operation tool according to the embodiment of the present invention.
Wherein:
the marking device comprises a marking operation platform 1, a marking effective area 2, a base 3, a first limiting part 4, a second limiting part 5, a sliding groove 501, a stop block 502, a limiting fixing part 503, a product placing part 6, a sliding block 7, a guide rail 8, a first magnetic part 9, a second magnetic part 10, an accommodating groove 11, a first screw hole 12, a second screw hole 13, a second limiting component 14, a groove 15, a third screw hole 16 and a fourth screw hole 17.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the invention, as detailed in the appended claims.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 3, an embodiment of the present invention provides a marking tool, including a base 3, a product placing portion 6, a sliding mechanism, a first limiting portion 4, and a second limiting portion 5;
the product placing part 6 is connected with the base 3 in a sliding way through the sliding mechanism;
the first limiting part 4 and the second limiting part 5 are respectively arranged at two ends of the base 3, and the distance between the first limiting part 4 and the second limiting part 5 is adjustable;
the product placing part 6 is positioned between the first limiting part 4 and the second limiting part 5;
when the product placing part 6 slides to a first preset position, the product placing part 6 is abutted to the first limiting part 4, and when the product placing part 6 slides to a second preset position, the product placing part 6 is abutted to the second limiting part 5.
In the embodiment of the utility model provides an in, product placing part 6 through first spacing subassembly with first spacing portion 4 is connected, product placing part 6 through first spacing subassembly with spacing portion 5 of second is connected.
The embodiment of the utility model provides an in, product placing part 6 can for base 3 slides, through adjusting the first spacing portion 4 and the spacing portion 5 positions of second, realizes the location demand around product placing part 6 removes. Because the distance between the first limiting part 4 and the second limiting part 5 is adjustable, the limiting requirements of the product placing part 6 at different positions can be met, and therefore marking operation of different products is achieved. Before marking the operation, with first spacing portion 4 and the locking of the spacing portion 5 of second in the preset position of base 3 for place in the product of product placing part 6 and all arrange in around sliding and mark effective area 2.
When the product placing part 6 slides to a first preset position, the product placing part 6 is abutted to the first limiting part 4, the first limiting part 4 limits the product placing part 6 in the horizontal direction, meanwhile, the first limiting assembly limits the product placing part 6 in the vertical direction, the product placing part 6 is locked at the first preset position, and the problem that the limiting position is not in place due to the fact that the product placing part 6 vibrates after being moved is solved. At this time, the first marking region of the product to be marked faces the marking machine and is positioned in the marking effective region 2 of the marking machine.
When another region of the product to be marked needs to be marked is marked, the product placing part 6 slides to a second preset position, the product placing part 6 is abutted to the second limiting part 5, the second limiting part 5 is used for limiting the product placing part 6 in the horizontal direction, and meanwhile, the first limiting component is used for limiting the product placing part 6 in the vertical direction and locking the product position part 6 in the second preset position. At this time, the second marking region of the product to be marked faces the marking machine and is located in the marking effective region 2 of the marking machine.
The embodiment of the invention can realize the positioning of the product placing part 6, namely the product to be up to standard, in the marking effective area 2, and the product placing part 6, namely the product to be up to standard, can not deviate in the marking operation process, thereby improving the efficiency and quality of the marking operation.
The marking operation tool provided by the embodiment of the invention can be fixed on a marking operation platform, and as shown in fig. 1 and fig. 2, when the marking operation tool is fixed on the marking operation platform 1, if a product to be marked is placed on a product placing part 6, if the product placing part 6 is placed at a first preset position, a first marking area of the product to be marked is placed on an effective marking area 3 of the marking operation platform, and if the product placing part 6 is placed at a second preset position, a second marking area of the product to be marked is placed on the effective marking area 3 of the marking operation platform.
In the embodiment of the present invention, the first spacing component includes a first magnetic member 9 disposed in the first spacing portion 4 and the second spacing portion 5 and a second magnetic member 10 disposed in the product placing portion 6, the first magnetic member 9 and the second magnetic member 10 are opposite magnetic poles.
Referring to fig. 3, when the product placement unit 6 slides to the first preset position, the first magnetic member 9 disposed on the first position-limiting unit 4 and the second magnetic member 10 disposed on the product placement unit 6 are attracted to each other, so that the product placement unit 6 can stay at the first preset position, and the product placement unit 6 is positioned to prevent the product placement unit 6 from vibrating. The first magnetic member 9 and the second magnetic member 10 can further limit the position of the product placement unit 6 when the product placement unit 6 moves to the limit unit.
As a specific example, the first magnetic member 9 and the second magnetic member 10 are magnets.
Of course, the combination of the first magnetic member 9 and the second magnetic member 10 is only an example of the first limiting component in the embodiment of the present invention. In the implementation process, a person skilled in the art may also refer to the detailed description of other limiting structures in the prior art, and may not be limited specifically here.
In the embodiment of the present invention, the first limiting portion 4 and the second limiting portion 5 both include a sliding groove 501, a stopper 502 and a limiting fixing member 503, the sliding groove 501 is fixed on the base 3, the stopper 502 is slidably connected to the sliding groove 501, the stopper 502 is locked on the base 3 by the limiting fixing member 503.
Referring to fig. 3 to 5, the combination structure of the chute 501 and the stopper 502 is used to fix the product placement unit 6. After the stopper 502 slides to a predetermined position in the slide groove 501, the stopper 502 is locked by a stopper fixing member 503 such as a screw, thereby locking the first stopper portion 4 and the second stopper portion 5 at the predetermined position.
In one embodiment, the stopper 502 may include a lateral movable plate (not shown) and a longitudinal baffle (not shown) which is disposed perpendicular to the lateral movable plate, and the product placement part 6 abuts against the longitudinal baffle when the product placement part 6 slides to a predetermined position, thereby limiting the product placement part 6 to the predetermined position.
In a specific embodiment, referring to fig. 1, 3 or 4, the number of the first limiting portions 4 and the second limiting portions 5 is two, the two first limiting portions 4 are respectively disposed on two sides of the guide rail 8, and the two second limiting portions 5 are respectively disposed on two sides of the guide rail 8.
Referring to fig. 3, the product placing part 6 is located at a first preset position, and at this time, the two first limiting parts 4 abut against the product placing part 6, so that the product placing part 6 can stably stay at the first preset position. The embodiment of the utility model provides an in, when these two spacing portions of second 5 with under the condition of 6 butts of product placement portion, product placement portion 6 slides to being in the second and predetermineeing the position, at this moment, product placement portion 6 can steadily stop at the second and predetermine the position.
The embodiment of the utility model provides an in, glide machanism is including fixed setting guide rail 8 and the fixed setting on the base 3 are in slider 7 on the product placing part 6, slider 7 with 8 sliding connection of guide rail, 8 longitudinal center lines of guide rail with 3 longitudinal center line direction of base is parallel.
Referring to fig. 1 to 4, a guide rail 8 on the base 3 is opposite to a slide block 7 on the product placement part 6, and the slide block 7 can slide the product placement part 6 along the guide rail 8, so as to control the product placement part 6 to slide relative to the base 3.
The longitudinal central line of the guide rail 8 is parallel to the longitudinal central line of the base 3, and the moving direction of the product placing part 6 is consistent with the length direction of the base 3, so that the product placing part 6 can be aligned to the marking machine, and the product to be marked can be aligned to the marking machine.
As a specific example, a third screw hole 16 is formed in the product placement portion 6, a fourth screw hole 17 corresponding to the third screw hole 16 is formed in the slider 7, and the product placement portion 6 and the slider 7 may be fixedly connected by sequentially passing a screw through the third screw hole 16 and the fourth screw hole 17. Of course, the combination of the screw, the third screw hole 16 and the fourth screw hole 17 is only an example of the connection manner of the product placing portion 6 and the slider 7 in the embodiment of the present invention, and in the implementation process, a person skilled in the art may also implement the fixation between the product placing portion 6 and the slider 7 by referring to the detailed description in the prior art, and this is not limited in particular.
In one embodiment, marking operation frock, still include the spacing subassembly 14 of second, the spacing subassembly 14 of second includes mounting (not shown in the figure), spring (not shown in the figure) and warp-proof spare (not shown in the figure), the mounting is fixed in product placing part 6, the spring with warp-proof spare cover is established the mounting, spring one end with the mounting top contact, the other end with warp-proof spare contact.
After the product to be marked is placed on the product placing part 6, the anti-warping part of the second limiting component 14 is rotated to fix the product to be marked. Owing to set up the spring, prevent that the warpage spare can reciprocate relatively the mounting makes prevent that the warpage spare can fix the mark product of waiting of different thickness, has improved the stability of waiting to beat the mark product to mark operation quality has been improved.
In the embodiment of the utility model provides an in, the top surface of product placing part 6 is provided with holding tank 11.
The accommodating groove 11 is used for accommodating a product to be marked.
The embodiment of the utility model provides an in, holding tank 11 has the stair structure and can hold treating of different specifications and beat the mark product, can fix on the step of different mark product placement of waiting of beating of different specifications and wait to beat the mark product, has improved this application scene of beating the mark operation frock.
As a specific example, referring to fig. 3, the receiving groove 11 has a step.
In the embodiment of the utility model provides an in, product portion 6 of placing is provided with the groove group, groove group is including two recesses 15, two recess 15 symmetry set up in the both sides of holding tank.
Wait to beat the mark product place in holding tank 11, the setting of recess group for it is more convenient to place and wait to beat the mark product and take out and wait to beat the mark product.
The embodiment of the utility model provides an in, the quantity of groove group is two sets of, and is two sets of the groove group corresponds the setting respectively and is in the both ends of holding tank 11. Of course, the above two groove sets are only an example of the groove set quantity in the embodiment of the present invention, and the quantity of the groove set provided in the embodiment of the present invention can be adjusted according to actual needs.
In the embodiment of the utility model provides an in, 6 side-to-side motion accessible cylinders of product placing part and motor drive.
Based on the same invention concept, the embodiment of the utility model also provides a marking operation device, which comprises a marking operation platform and the marking operation tool;
and the marking operation tool is fixed on the marking operation platform.
The embodiment of the utility model provides an in, beat mark operation frock and fix at beating mark operation platform 1 through the second mounting.
Be provided with a plurality of first screw holes 12 on the base 3, beat and be provided with on the mark operation platform 1 with a plurality of second screw holes 13 that first screw hole 12 corresponds. The marking operation platform 1 is provided with screw holes, so that the secondary development of the marking operation tool is facilitated.
As a specific embodiment, the second fixing member is a screw rod, and the screw rod penetrates through the first screw hole 12 and the second screw hole 13, so that the base 3 is fixed on the marking operation platform 1, and the marking operation tool is fixed on the marking operation platform 1.
The embodiment of the utility model provides a beat specific implementation of mark operation device can refer to the detailed description of marking operation frock in above-mentioned embodiment, and repeated part is no longer repeated. The specific structure and implementation manner of the marking operation platform described above can be referred to by those skilled in the art as well as detailed descriptions in the prior art, and therefore, the embodiment of the present invention may not be limited specifically.
In this document, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention is not limited to any single aspect, nor is it limited to any single embodiment, nor is it limited to any combination and/or permutation of these aspects and/or embodiments. Each aspect and/or embodiment of the present invention may be used alone or in combination with one or more other aspects and/or embodiments.
Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the technical solution of the present invention, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: those skilled in the art can still make modifications or changes to the technical solutions described in the foregoing embodiments, or make equivalent substitutions for some technical features, within the technical scope of the present disclosure; such modifications, changes or substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A marking operation tool is characterized by comprising a base, a product placing part, a sliding mechanism, a first limiting part and a second limiting part;
the product placing part is connected with the base in a sliding manner through the sliding mechanism;
the first limiting part and the second limiting part are respectively arranged at two ends of the base, and the distance between the first limiting part and the second limiting part is adjustable;
the product placing part is positioned between the first limiting part and the second limiting part;
when the product placing part slides to a first preset position, the product placing part is abutted to the first limiting part, and when the product placing part slides to a second preset position, the product placing part is abutted to the second limiting part.
2. The marking operation tool of claim 1, wherein the product placing portion is connected with the first limiting portion through a first limiting assembly, and the product placing portion is connected with the second limiting portion through a first limiting assembly.
3. The marking operation tool of claim 2, wherein the first limiting assembly comprises a first magnetic piece arranged on the first limiting portion and the second limiting portion and a second magnetic piece arranged on the product placing portion, and the first magnetic piece and the second magnetic piece are opposite magnetic poles.
4. The marking tool as claimed in claim 3, wherein the first and second limiting portions each comprise a sliding groove, a stopper and a limiting fixing member, the sliding groove is fixed on the base, the stopper is slidably connected with the sliding groove, and the stopper is locked on the base through the limiting fixing member.
5. The marking operation tool of claim 4, wherein the sliding mechanism comprises a guide rail fixed on the base, the number of the first limiting portions and the number of the second limiting portions are two, the two first limiting portions are respectively arranged on two sides of the guide rail, and the two second limiting portions are respectively arranged on two sides of the guide rail.
6. The marking operation tool of claim 5, wherein the sliding mechanism further comprises a sliding block fixed to the product placing portion, the sliding block is connected with the guide rail in a sliding mode, and a longitudinal center line of the guide rail is parallel to a longitudinal center line of the base.
7. The marking operation tool as claimed in claim 6, further comprising a second limiting assembly, wherein the second limiting assembly comprises a fixing piece, a spring and a warping-preventing piece, the fixing piece is fixed to the product placing portion, the spring and the warping-preventing piece are sleeved on the fixing piece, one end of the spring is in contact with the top end of the fixing piece, and the other end of the spring is in contact with the warping-preventing piece.
8. The marking work tool according to any one of claims 1 to 7, wherein an accommodating groove is formed in a top surface of the product placing portion.
9. The marking operation tool of claim 8, wherein the product placing portion is provided with a groove group, the groove group comprises two grooves, and the two grooves are symmetrically arranged on two sides of the accommodating groove.
10. A marking operation device, which is characterized by comprising a marking operation platform and a marking operation tool according to any one of claims 1 to 9;
and the marking operation tool is fixed on the marking operation platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220310858.8U CN217433346U (en) | 2022-02-16 | 2022-02-16 | Marking operation tool and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220310858.8U CN217433346U (en) | 2022-02-16 | 2022-02-16 | Marking operation tool and device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217433346U true CN217433346U (en) | 2022-09-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220310858.8U Active CN217433346U (en) | 2022-02-16 | 2022-02-16 | Marking operation tool and device |
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| Country | Link |
|---|---|
| CN (1) | CN217433346U (en) |
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2022
- 2022-02-16 CN CN202220310858.8U patent/CN217433346U/en active Active
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