Dual-jet printhead adjustment bracket

Abstract

The utility model discloses a double -nozzle printing head adjusting support, it includes support mechanism and installation adjusting mechanism, support mechanism includes base, support rod, positioning rod and connecting seat, and support rod installs on the base, and connecting seat is movable installation on the support rod, and positioning rod is movable installation on the connecting seat, installation adjusting mechanism includes pivot seat, first sleeve subassembly, second sleeve subassembly and adjusting assembly, first sleeve subassembly is used for the installation of first printing head, and second sleeve subassembly is used for the installation of second printing head, pivot seat is rotatable installation on the end of positioning rod along the circumference of positioning rod, and first sleeve subassembly is rotatively connected with the one end of pivot seat away from positioning rod, and adjusting assembly is connected with the circumference side surface of first sleeve subassembly, and second sleeve subassembly is movable installation on adjusting assembly. The application of this support can realize the convenient adjustment of nozzle in horizontal, vertical and angle direction, ensure that the code quality is stable and reliable, can effectively reduce the debugging time of double -nozzle code machine.

Description

Technical Field

[0001] This utility model relates to the field of printing equipment technology, and in particular to a dual-printer head adjustment bracket. Background Technology

[0002] In modern industrial production, inkjet printers are increasingly widely used as key equipment for product identification. Dual-head inkjet printers can improve printing efficiency and meet the marking needs of high-speed production lines. However, existing dual-head inkjet printers have shortcomings in printhead position adjustment, making it difficult to quickly and accurately adapt to the coding requirements of different products, thus affecting coding quality and production efficiency. Utility Model Content

[0003] The technical problem to be solved by this utility model is to provide a dual-printer head adjustment bracket.

[0004] The technical solution adopted by this utility model to solve its technical problem is: to construct a dual-printer head adjustment bracket, including a support mechanism and an installation and adjustment mechanism; The support mechanism includes a base, a support rod, a positioning rod, and a connecting seat. The support rod is vertically mounted on the base. The connecting seat is movably mounted on the support rod along the axis of the support rod. The positioning rod is movably mounted on the connecting seat. The axis of the positioning rod is perpendicular to the axis of the support rod. The installation and adjustment mechanism includes a rotating shaft seat, a first sleeve assembly, a second sleeve assembly, and an adjustment assembly; the first sleeve assembly is used for mounting the first print head, and the second sleeve assembly is used for mounting the second print head. The rotating shaft seat is rotatably mounted on the end of the positioning rod along the circumference of the positioning rod. The first sleeve assembly is rotatably connected to the end of the rotating shaft seat away from the positioning rod. The adjusting assembly is connected to the circumferential side of the first sleeve assembly. The second sleeve assembly is movably mounted on the adjusting assembly.

[0005] In some embodiments, the first end of the connecting seat is provided with a first clamping groove, the support rod passes through the first clamping groove, and the open end of the first clamping groove is connected and fixed by a first fastener to clamp the support rod. The second end of the connecting seat is provided with a second clamping groove, the positioning rod passes through the second clamping groove, the axis of the second clamping groove is perpendicular to the axis of the first clamping groove, and the open end of the second clamping groove is connected and fixed by a second fastener to clamp the positioning rod.

[0006] In some embodiments, the upper end of the support rod is provided with a U-shaped plate for attaching the printhead guide tube.

[0007] In some embodiments, the rotating shaft seat is provided with a sleeve groove, which is rotatably sleeved on the end of the positioning rod; The circumferential sidewall of the socket groove is provided with a first fixing hole and a second fixing hole. The installation adjustment mechanism further includes a first fixing member and a second fixing member. The first fixing member is used to pass through the first fixing hole to connect the positioning rod, and the second fixing member is used to pass through the second fixing hole to connect the positioning rod.

[0008] In some embodiments, the end of the pivot seat away from the positioning rod is provided with a first connecting portion, and the first sleeve assembly is provided with a second connecting portion; the second connecting portion is connected to the first connecting portion via a ratchet handle; a gasket is also provided between the first connecting portion and the second connecting portion.

[0009] In some embodiments, the first sleeve assembly includes a first outer sleeve and a first inner sleeve installed inside the first outer sleeve, the first inner sleeve being used for mounting the first printhead; the first outer sleeve is provided with the second connecting portion. The first outer sleeve is provided with a first mounting groove, and the circumferential sidewall of the first outer sleeve is provided with a first through hole at one end that communicates with the first mounting groove; The first inner sleeve includes a first cylinder and a second cylinder connected axially. The outer diameter of the first cylinder is smaller than the outer diameter of the second cylinder. The first cylinder is installed in the first mounting groove, and the second cylinder is located outside the first mounting groove. The first sleeve assembly further includes a third fastener, which is used to pass through the first through hole and abut against the circumferential outer side of the first cylinder.

[0010] In some embodiments, the circumferential sidewall of the first outer sleeve is further provided with a second through hole at one end communicating with the first mounting groove; The first cylinder has a first groove on its circumferential outer side. The first sleeve assembly also includes a first ball screw, which is used to pass through the second through hole, and the end of the first ball screw is used to cooperate with the first groove. The portion of the first cylinder near the second cylinder is provided with a first through groove, and the second cylinder is provided with an axially arranged second through groove. The portions of the second cylinder located on both sides of the second through groove respectively form a first clamping portion and a second clamping portion. The first sleeve assembly also includes a fourth fastener, which is used to connect the first clamping portion and the second clamping portion to clamp the first print head.

[0011] In some embodiments, the second sleeve assembly includes a second outer sleeve and a second inner sleeve installed inside the second outer sleeve, wherein the second inner sleeve is used for mounting the second printhead. The adjustment assembly includes a mounting plate, a slider, and an adjustment bolt. The mounting plate is used to connect to the side of the first outer sleeve. The mounting plate has a first mounting block and a second mounting block at both ends along the X-axis, and at least one guide rod is connected between the first mounting block and the second mounting block. The slider is connected to the guide rod, the adjusting bolt is connected to the slider to drive the slider to connect along the X-axis, and the second outer sleeve is connected to the slider.

[0012] In some embodiments, the bottom of the second outer sleeve is provided with a snap-fit ​​groove; The adjustment assembly also includes a connecting plate, which is L-shaped and includes a first plate and a second plate that are perpendicularly connected to each other. The first plate is used to connect with the slider, and the second plate is connected with the snap-fit ​​groove.

[0013] In some embodiments, the second outer sleeve is provided with a second mounting groove, and the circumferential sidewall of the second outer sleeve is provided with a third through hole at one end communicating with the second mounting groove; The second inner sleeve includes a third cylinder and a fourth cylinder connected axially. The outer diameter of the third cylinder is smaller than the outer diameter of the fourth cylinder. The third cylinder is installed in the second mounting groove, and the fourth cylinder is located outside the second mounting groove. The second sleeve assembly further includes a fifth fastener, which is used to pass through the third through hole and abut against the circumferential outer side of the third cylinder; The second outer sleeve is also provided with a fourth through hole at one end that communicates with the second mounting groove on its circumferential side wall; the third cylinder is provided with a second groove on its circumferential outer side; the second sleeve assembly also includes a second glass ball screw, which is used to pass through the fourth through hole, and the end of the second glass ball screw is used to cooperate with the second groove. The portion of the third cylinder near the fourth cylinder is provided with a third through groove. The fourth cylinder is provided with an axially arranged fourth through groove. The portions of the fourth cylinder located on both sides of the fourth through groove respectively form a third clamping portion and a fourth clamping portion. The second sleeve assembly also includes a sixth fastener, which is used to connect the third clamping portion and the fourth clamping portion to clamp the second print head.

[0014] The present invention has the following advantages: by using the dual-printer head adjustment bracket, the printhead can be precisely and conveniently adjusted in the horizontal, vertical and angular directions, ensuring stable and reliable coding quality, and effectively reducing the debugging time of the dual-printer coding machine. Attached Figure Description

[0015] To more clearly illustrate the technical solution of this utility model, the present utility model will be further described below in conjunction with the accompanying drawings and embodiments. It should be understood that the following drawings only show some embodiments of this utility model and should not be considered as a limitation of the scope. For those skilled in the art, other related drawings can be obtained from these drawings without creative effort. In the drawings: Figure 1 This is one of the structural schematic diagrams of the dual-printer head adjustment bracket in some embodiments of this utility model; Figure 2 This is the second schematic diagram of the structure of the dual-printer head adjustment bracket in some embodiments of this utility model; Figure 3 yes Figure 2 A partial structural diagram of the dual-printer head adjustment bracket in the image; Figure 4 yes Figure 3 A sectional view; Figure 5 This is a partial exploded view of the support mechanism in some embodiments of this utility model; Figure 6 This is a schematic diagram of the structure of the connector in some embodiments of this utility model; Figure 7 This is a partial exploded view of the installation and adjustment mechanism in some embodiments of this utility model; Figure 8 This is a schematic diagram of the structure of the rotating shaft seat in some embodiments of this utility model; Figure 9 This is an exploded view of the structure of the first sleeve assembly in some embodiments of this utility model; Figure 10 This is a schematic diagram of the structure of the first inner sleeve in some embodiments of this utility model; Figure 11 This is one of the exploded structural views of the second sleeve assembly in some embodiments of this utility model; Figure 12 This is the second exploded view of the structure of the second sleeve assembly in some embodiments of this utility model; Figure 13 This is a schematic diagram of the structure of the second inner sleeve in some embodiments of this utility model; Figure 14 This is a schematic diagram of the structure of the adjustment component in some embodiments of this utility model; Figure 15 This is a schematic diagram of the printing effect after applying the dual-printer head adjustment bracket to the dual-printer head in some embodiments of this utility model. Detailed Implementation

[0016] To provide a clearer understanding of the technical features, objectives, and effects of this utility model, the specific embodiments of this utility model are now described in detail with reference to the accompanying drawings. In the following description, it should be understood that the orientations or positional relationships indicated by terms such as "front," "rear," "upper," "lower," "left," "right," "longitudinal," "horizontal," "vertical," "horizontal," "top," "bottom," "inner," "outer," "head," and "tail" are based on the orientations or positional relationships shown in the accompanying drawings, and are constructed and operated in a specific orientation. They are only for the convenience of describing this technical solution and do not indicate that the device or component referred to must have a specific orientation; therefore, they should not be construed as limitations on this utility model.

[0017] It should also be noted that, unless otherwise explicitly specified and limited, terms such as "installation," "connection," "joining," "fixing," and "setting" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components. When an component is referred to as being "on" or "below" another component, the component can be located "directly" or "indirectly" on the other component, or there may be one or more intermediary components. The terms "first," "second," "third," etc., are only for the convenience of describing this technical solution and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Therefore, features defined with "first," "second," "third," etc., may explicitly or implicitly include one or more of that feature. For those skilled in the art, the specific meaning of the above terms in this utility model can be understood according to the specific circumstances.

[0018] In the following description, specific details such as particular system structures and techniques are set forth for illustrative purposes and not for limitation, in order to provide a thorough understanding of the embodiments of the present invention. However, those skilled in the art will understand that the present invention can be implemented in other embodiments without these specific details. In other instances, detailed descriptions of well-known systems, apparatuses, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.

[0019] See Figures 1 to 13 This utility model discloses a dual-printer head adjustment bracket, including a support mechanism 10 and an installation and adjustment mechanism 20.

[0020] The support mechanism 10 includes a base 11, a support rod 12, a positioning rod 13, and a connecting seat 14. The support rod 12 is vertically mounted on the base 11. The connecting seat 14 is movably mounted on the support rod 12 along the axis of the support rod 12. The positioning rod 13 is movably mounted on the connecting seat 14. The axis of the positioning rod 13 is perpendicular to the axis of the support rod 12.

[0021] The installation and adjustment mechanism 20 includes a rotating shaft seat 21, a first sleeve assembly 22, a second sleeve assembly 23, and an adjustment assembly 24; the first sleeve assembly 22 is used for mounting a first printhead, and the second sleeve assembly 23 is used for mounting a second printhead.

[0022] The rotating shaft seat 21 is rotatably mounted on the end of the positioning rod 13 along its circumference. The first sleeve assembly 22 is rotatably connected to the end of the rotating shaft seat 21 away from the positioning rod 13. The adjusting assembly 24 is connected to the circumferential side of the first sleeve assembly 22. The second sleeve assembly 23 is movably mounted on the adjusting assembly 24, making the relative positions of the first sleeve assembly 22 and the second sleeve assembly 23 adjustable, thereby making the relative positions of the first print head and the second print head adjustable. Figure 15 As shown, if the inkjet characters of the first printhead and the second printhead overlap, the position of the second sleeve assembly 23 can be adjusted to separate the inkjet characters of the first printhead and the second printhead, thereby ensuring good inkjet printing effect.

[0023] By applying this dual-printhead adjustment bracket, precise and convenient adjustment of the printhead in horizontal, vertical, and angular directions can be achieved, improving the adaptability of the dual-printhead inkjet printer to different products, ensuring stable and reliable inkjet printing quality, and effectively reducing the debugging time of the dual-printhead inkjet printer, thereby enhancing its competitiveness in the market.

[0024] like Figure 2 As shown, in some embodiments, the base 11 may include a seat body 111 and a plurality of support legs 112. The cross-section of the seat body 111 is approximately pentagonal, and the support legs 112 have a plate-like structure. The support legs 112 may be threadedly connected and fixed to the side of the seat body 111, for example, by bolts or screws. The number of support legs 112 may be five, and the five support legs 112 may be arranged clockwise or counterclockwise along the axis of the seat body 11. Of course, the seat body 111 and the support legs 112 may also be an integral structure. The base 11 may be made of a metal material, such as stainless steel. Of course, the shape and material of the base 11 can be selected and set according to actual needs, and no specific limitation is made here.

[0025] In some embodiments, the support rod 12 may be a round rod structure or a square rod structure, and its shape and size may be selected and set according to actual needs, without specific limitations.

[0026] Furthermore, the support rod 12 can be detachably connected to the base 11 or welded to it. If a detachable connection is used, it can be a threaded connection. Figure 5 As shown, the support rod 12 may include a first rod body 121 and a second rod body 122. The lower end of the first rod body 121 is connected to the base 11, and the upper end of the first rod body 121 may be provided with a threaded groove 1211. The lower end of the second rod body 122 may be provided with a threaded rod 1221. The threaded rod 1221 is threadedly connected and fixed to the threaded groove 1211, so that the length of the support rod 12 can be adjusted by assembly. The support rod 12 may be made of metal or non-metal materials. Metal materials may include, but are not limited to, stainless steel or aluminum alloy, and non-metal materials may include, but are not limited to, plastic. The support rod 12 may be a solid rod or a hollow rod; no specific limitation is made here.

[0027] In some embodiments, the positioning rod 13 may be a round rod structure or a square rod structure, and its shape and size may be selected and set according to actual needs, without specific limitations.

[0028] Furthermore, the positioning rod 13 can be made of metal or non-metal materials. Metal materials can include, but are not limited to, stainless steel or aluminum alloy, while non-metal materials can include, but are not limited to, plastic. The positioning rod 13 can be a solid rod or a hollow rod; no specific limitation is made here.

[0029] like Figure 1 , Figure 2 and Figure 6 As shown, in some embodiments, the first end of the connecting seat 14 is provided with a first clamping groove 141, and the support rod 12 passes through the first clamping groove 141. The open end of the first clamping groove 141 is connected and fixed by a first fastener to clamp the support rod 12. When it is necessary to adjust the height position of the mounting adjustment mechanism 20, the first fastener can be loosened, making the height position of the connecting seat 14 (which can be defined as the Z-axis direction) adjustable. After adjusting to a suitable height position, the first fastener can be tightened, thereby fixing the support rod 12 relative to the connecting seat 14. Furthermore, when it is necessary to adjust the horizontal position of the mounting adjustment mechanism 20 (which can be defined as the Y-axis direction), the first fastener can be loosened, making the horizontal position of the connecting seat 14 (which can be defined as the Z-axis direction) adjustable. After adjusting to a suitable horizontal position, the first fastener can be tightened, thereby fixing the support rod 12 relative to the connecting seat 14.

[0030] The second end of the connecting seat 14 is provided with a second clamping groove 142, and the positioning rod 13 passes through the second clamping groove 142. The axis of the second clamping groove 142 is perpendicular to the axis of the first clamping groove 141. The open end of the second clamping groove 142 is connected and fixed by a second fastener to clamp the positioning rod 13. The extension length of the positioning rod 13 can be adjusted, and the positioning rod 13 can be fixed relative to the connecting seat 14 by the second fastener.

[0031] The first and second fasteners can be selected from, but are not limited to, fastening bolts or fastening screws, which can be locked in place with nuts. The first and second fasteners can also be quick-locking devices; no specific limitation is made here.

[0032] like Figure 1 , Figure 2 and Figure 5 As shown, the upper end of the support rod 12 is provided with a U-shaped plate 15 for attaching the printhead guide tube. The U-shaped plate 15 can be installed on the upper end of the support rod 12 via a threaded component 151, which includes, but is not limited to, a fastening bolt or a fastening screw. The U-shaped plate 15 facilitates support of the large guide tube of the dual printhead and reduces the centrifugal force during printhead movement.

[0033] like Figure 4 , Figure 7 and Figure 8 As shown, the rotating shaft seat 21 is provided with a sleeve groove 211, which is rotatably fitted onto the end of the positioning rod 13. The sleeve groove 211 can be a cylindrical groove, allowing it to rotate relative to the end of the positioning rod 13. The circumferential sidewall of the sleeve groove 211 is provided with a first fixing hole 212 and a second fixing hole 213. The mounting adjustment mechanism 20 also includes a first fixing member 25 and a second fixing member 26. The first fixing member 25 is used to pass through the first fixing hole 212 to connect the positioning rod 13, and the second fixing member 26 is used to pass through the second fixing hole 213 to connect the positioning rod 13. Here, connecting the positioning rod 13 can be achieved by the ends of the first fixing member 25 and the second fixing member 26 abutting against the circumferential outer surface of the end of the positioning rod 13. The first fixing member 25 and the second fixing member 26 include, but are not limited to, fastening bolts or fastening screws, and the first fixing hole 212 and the second fixing hole 213 can be, but are not limited to, threaded holes.

[0034] like Figure 7 As shown, the end of the rotating shaft seat 21 away from the positioning rod 13 is provided with a first connecting part 214, and the first sleeve assembly 22 is provided with a second connecting part 223; the second connecting part 223 is connected to the first connecting part 214 through a ratchet handle 27, and the relative angle between the first sleeve assembly 22 and the rotating shaft seat 21 can be adjusted by the ratchet handle 27, thereby adjusting the angle between the first print head and the second print head.

[0035] Furthermore, a gasket 28 is provided between the first connecting portion 214 and the second connecting portion 223. This gasket 28 may be fitted onto the screw of the ratchet handle 27 that passes between the first connecting portion 214 and the second connecting portion 223. The ratchet handle 27 includes, but is not limited to, an L-shaped ratchet handle. The gasket 28 includes, but is not limited to, an M8 rubber gasket, which helps increase friction and enhances the tightness of the assembly.

[0036] like Figure 7 , Figure 9 and Figure 10 As shown, the first sleeve assembly 22 includes a first outer sleeve 221 and a first inner sleeve 222 installed inside the first outer sleeve 221. The first inner sleeve 222 is used for mounting the first printhead. The first outer sleeve 221 is provided with the second connecting portion 223.

[0037] The first outer sleeve 221 is provided with a first mounting groove 2211, which extends through the upper and lower surfaces of the first outer sleeve 221. The first mounting groove 2211 can be approximately cylindrical. The circumferential sidewall of the first outer sleeve 221 is provided with a first through hole 2212 communicating with one end of the first mounting groove 2211.

[0038] The first inner sleeve 222 includes a first cylinder 2221 and a second cylinder 2222 connected axially. The outer diameter of the first cylinder 2221 is smaller than the outer diameter of the second cylinder 2222. The first cylinder 2221 is installed in the first mounting groove 2211, and the second cylinder 2222 is located outside the first mounting groove 2211.

[0039] The first sleeve assembly 22 also includes a third fastener 224, which is used to pass through the first through hole 2212 and abut against the circumferential outer side of the first cylinder 2221 so that the first cylinder 2221 and the first outer sleeve 221 are relatively fixed. The position of the first print head can be adjusted by adjusting the relative position of the first inner sleeve 222 and the first outer sleeve 221.

[0040] like Figure 7 , Figure 9 and Figure 10 As shown, the circumferential sidewall of the first outer sleeve 221 is also provided with a second through hole 2213 communicating with one end of the first mounting groove 2211. The circumferential outer sidewall of the first cylinder 2221 is provided with a first groove 22211, which can be an annular groove. The first sleeve assembly 22 also includes a first ball screw 225, which is used to pass through the second through hole 2213, and the end of the first ball screw 225 is used to cooperate with the first groove 22211, which can play a positioning and limiting role.

[0041] like Figure 7 , Figure 9 and Figure 10 As shown, further, the portion of the first cylindrical body 2221 near the second cylindrical body 2222 is provided with a first through groove 22212, and the second cylindrical body 2222 is provided with an axially arranged second through groove 22221. The portions of the second cylindrical body 2222 located on both sides of the second through groove 22221 respectively form a first clamping portion 22222 and a second clamping portion 22223. The first sleeve assembly 22 also includes a fourth fastener 226, which is used to connect the first clamping portion 22222 and the second clamping portion 22223 to clamp the first printhead. The fourth fastener 226 may be a combination of a fastening bolt and a fastening nut.

[0042] like Figure 7 , Figure 9 and Figure 10 As shown, further, the upper surface of the first outer sleeve 221 is provided with a first mounting hole 2214. The first sleeve assembly 22 also includes a third glass ball screw 227, which is installed in the first mounting hole 2214, and the end of the third glass ball screw 227 protrudes from the first mounting hole 2214. The lower surface of the second cylinder 2222 may be provided with at least one first positioning hole 22225 (e.g., Figure 10 As shown in the diagram, the third glass ball screw 227 engages with the first positioning hole 22225 to provide positioning and limiting. Of course, in some other embodiments, the third glass ball screw 227 may not be provided; this is not a specific limitation here.

[0043] like Figures 11 to 14 In some embodiments, the second sleeve assembly 23 includes a second outer sleeve 231 and a second inner sleeve 232 installed inside the second outer sleeve 231, the second inner sleeve 232 being used for mounting the second printhead.

[0044] The adjustment assembly 24 includes a mounting plate 241, a slider 242, and an adjusting bolt 243. The mounting plate 241 is used to connect to the side of the first outer sleeve 221, which can be fixed by bolts or screws. The upper surface of the mounting plate 241 is a scale surface 2411 with graduations to help operators understand the adjustment distance. The upper surface of the slider 242 may have marking arrows.

[0045] The mounting plate 241 has a first mounting block 244 and a second mounting block 245 at both ends along the X-axis, and at least one guide rod 246 connects the first mounting block 244 and the second mounting block 245. Preferably, there are two guide rods 246, which are arranged in parallel and spaced apart.

[0046] The slider 242 is connected to the guide rod 246, and the adjusting bolt 243 is connected to the slider 242 to drive the slider 242 to connect along the X-axis. The second outer sleeve 231 is connected to the slider 242. The slider 242 may be provided with a through hole and a threaded hole. The through hole allows the guide rod 246 to pass through, and the threaded hole is used for threaded connection with the adjusting bolt 243.

[0047] In some embodiments, the bottom of the second outer sleeve 231 is provided with a snap-fit ​​groove 2311 (e.g., Figure 12 (As shown); the adjustment assembly 24 also includes a connecting plate 247, which is L-shaped and includes a first plate 2471 and a second plate 2472 that are perpendicularly connected to each other. The first plate 2471 is used to connect with the slider 242, and the second plate 2472 is connected with the snap-fit ​​groove 2311, for example, by bolt connection or bolt connection.

[0048] In some embodiments, the second outer sleeve 231 is provided with a second mounting groove 2312, which extends through the upper and lower surfaces of the second outer sleeve 231. The second mounting groove 2312 may be a cylindrical groove. The circumferential sidewall of the second outer sleeve 231 is provided with a third through hole 2313 at one end communicating with the second mounting groove 2312.

[0049] The second inner sleeve 232 includes a third cylinder 2321 and a fourth cylinder 2322 that are axially connected. The outer diameter of the third cylinder 2321 is smaller than the outer diameter of the fourth cylinder 2322. The third cylinder 2321 is installed in the second mounting groove 2312, and the fourth cylinder 2322 is located outside the second mounting groove 2312.

[0050] The second sleeve assembly 23 also includes a fifth fastener 233, which is used to pass through the third through hole 2313 and abut against the circumferential outer side of the third cylinder 2321, so that the second inner sleeve 232 and the second outer sleeve 231 are relatively fixed.

[0051] The second outer sleeve 231 has a fourth through hole 2314 on its circumferential sidewall, which communicates with one end of the second mounting groove 2312; the third cylinder 2321 has a second groove 23211 on its circumferential outer side, which is an annular groove. The second sleeve assembly 23 also includes a second ball screw 234, which is used to pass through the fourth through hole 2314, and the end of the second ball screw 234 is used to cooperate with the second groove 23211, which can play a positioning and limiting role.

[0052] The portion of the third cylinder 2321 near the fourth cylinder 2322 is further provided with a third through groove 23212. The fourth cylinder 2322 is provided with an axially arranged fourth through groove 23221. The portions of the fourth cylinder 2322 located on both sides of the fourth through groove 23221 respectively form a third clamping portion 23222 and a fourth clamping portion 23223. The second sleeve assembly 23 also includes a sixth fastener 235, which is used to connect the third clamping portion 23222 and the fourth clamping portion 23223 to clamp the second printhead. The sixth fastener 235 may be a combination of a fastening bolt and a fastening nut.

[0053] Furthermore, the upper surface of the second outer sleeve 231 is provided with a second mounting hole 2315. The second sleeve assembly 23 also includes a fourth glass ball screw 236, which is installed in the second mounting hole 2315, and the end of the fourth glass ball screw 236 protrudes out of the second mounting hole 2315. The lower surface of the fourth cylinder 2322 may be provided with at least one second positioning hole 23225 (e.g., Figure 12 As shown in the diagram, the fourth glass ball screw 236 engages with the second positioning hole 23225 to provide positioning and limiting. Of course, in some embodiments, the fourth glass ball screw 236 may not be provided; this is not a specific limitation here.

[0054] like Figure 9 As shown, the upper surface of the second cylinder 2222 may also be provided with a first notch 2224, which facilitates the differentiation of the installation direction and installation height between the first print head and the second print head. Figure 11 As shown, the upper surface of the fourth cylinder 2322 may also be provided with a second notch 2324, which facilitates the first print head and the second print head to distinguish the installation direction and installation height.

[0055] It is understood that the above embodiments only illustrate preferred embodiments of the present utility model, and their descriptions are relatively specific and detailed, but they should not be construed as limiting the scope of the present utility model patent. It should be noted that for those skilled in the art, the above technical features can be freely combined, and several modifications and improvements can be made without departing from the concept of the present utility model, all of which fall within the protection scope of the present utility model. Therefore, all equivalent transformations and modifications made within the scope of the claims of the present utility model should fall within the coverage of the claims of the present utility model.

Claims

1. A dual-printer head adjustment bracket, characterized in that, Includes a support mechanism (10) and an installation and adjustment mechanism (20); The support mechanism (10) includes a base (11), a support rod (12), a positioning rod (13), and a connecting seat (14). The support rod (12) is vertically mounted on the base (11). The connecting seat (14) is movably mounted on the support rod (12) along the axis of the support rod (12). The positioning rod (13) is movably mounted on the connecting seat (14). The axis of the positioning rod (13) is perpendicular to the axis of the support rod (12). The installation adjustment mechanism (20) includes a rotating shaft seat (21), a first sleeve assembly (22), a second sleeve assembly (23), and an adjustment assembly (24); the first sleeve assembly (22) is used for mounting the first print head, and the second sleeve assembly (23) is used for mounting the second print head; The rotating shaft seat (21) is rotatably mounted on the end of the positioning rod (13) along the circumference of the positioning rod (13). The first sleeve assembly (22) is rotatably connected to the end of the rotating shaft seat (21) away from the positioning rod (13). The adjusting assembly (24) is connected to the circumferential side of the first sleeve assembly (22). The second sleeve assembly (23) is movably mounted on the adjusting assembly (24).

2. The dual-printer head adjustment bracket according to claim 1, characterized in that, The first end of the connecting seat (14) is provided with a first clamping groove (141), and the support rod (12) passes through the first clamping groove (141). The open end of the first clamping groove (141) is connected and fixed by a first fastener to clamp the support rod (12). The second end of the connecting seat (14) is provided with a second clamping groove (142), and the positioning rod (13) passes through the second clamping groove (142). The axis of the second clamping groove (142) is perpendicular to the axis of the first clamping groove (141). The open end of the second clamping groove (142) is connected and fixed by a second fastener to clamp the positioning rod (13).

3. The dual-printer head adjustment bracket according to claim 1, characterized in that, The upper end of the support rod (12) is provided with a U-shaped plate (15) for attaching the print head conduit.

4. The dual-printer head adjustment bracket according to claim 1, characterized in that, The rotating shaft seat (21) is provided with a sleeve groove (211), which is rotatably sleeved on the end of the positioning rod (13); The circumferential sidewall of the socket groove (211) is provided with a first fixing hole (212) and a second fixing hole (213). The installation adjustment mechanism (20) further includes a first fixing member (25) and a second fixing member (26). The first fixing member (25) is used to pass through the first fixing hole (212) to connect the positioning rod (13), and the second fixing member (26) is used to pass through the second fixing hole (213) to connect the positioning rod (13).

5. The dual-printer head adjustment bracket according to claim 1, characterized in that, The rotating shaft seat (21) has a first connecting part (214) at one end away from the positioning rod (13), and the first sleeve assembly (22) has a second connecting part (223); the second connecting part (223) and the first connecting part (214) are connected by a ratchet handle (27); a gasket (28) is also provided between the first connecting part (214) and the second connecting part (223).

6. The dual-printer head adjustment bracket according to claim 5, characterized in that, The first sleeve assembly (22) includes a first outer sleeve (221) and a first inner sleeve (222) installed inside the first outer sleeve (221). The first inner sleeve (222) is used for mounting the first print head. The first outer sleeve (221) is provided with the second connecting portion (223). The first outer sleeve (221) is provided with a first mounting groove (2211), and the circumferential sidewall of the first outer sleeve (221) is provided with a first through hole (2212) at one end that communicates with the first mounting groove (2211). The first inner sleeve (222) includes a first cylindrical body (2221) and a second cylindrical body (2222) connected axially. The outer diameter of the first cylindrical body (2221) is smaller than the outer diameter of the second cylindrical body (2222). The first cylindrical body (2221) is installed in the first mounting groove (2211), and the second cylindrical body (2222) is located outside the first mounting groove (2211). The first sleeve assembly (22) further includes a third fastener (224) for passing through the first through hole (2212) and abutting against the circumferential outer side of the first cylinder (2221).

7. The dual-printer head adjustment bracket according to claim 6, characterized in that, The circumferential sidewall of the first outer sleeve (221) is also provided with a second through hole (2213) at one end that communicates with the first mounting groove (2211). The first cylindrical body (2221) has a first groove (22211) on its circumferential outer side. The first sleeve assembly (22) also includes a first glass ball screw (225). The first glass ball screw (225) is used to pass through the second through hole (2213), and the end of the first glass ball screw (225) is used to cooperate with the first groove (22211). The portion of the first cylinder (2221) near the second cylinder (2222) is provided with a first through groove (22212), the second cylinder (2222) is provided with an axially arranged second through groove (22221), the portions of the second cylinder (2222) located on both sides of the second through groove (22221) respectively form a first clamping part (22222) and a second clamping part (22223), the first sleeve assembly (22) further includes a fourth fastener (226), the fourth fastener (226) is used to connect the first clamping part (22222) and the second clamping part (22223) to clamp the first print head.

8. The dual-printer head adjustment bracket according to claim 6, characterized in that, The second sleeve assembly (23) includes a second outer sleeve (231) and a second inner sleeve (232) installed inside the second outer sleeve (231), the second inner sleeve (232) being used for mounting the second printhead; The adjustment assembly (24) includes a mounting plate (241), a slider (242), and an adjustment bolt (243). The mounting plate (241) is used to connect to the side of the first outer sleeve (221). The mounting plate (241) has a first mounting block (244) and a second mounting block (245) at both ends along the X-axis. At least one guide rod (246) is connected between the first mounting block (244) and the second mounting block (245). The slider (242) is connected to the guide rod (246), the adjusting bolt (243) is connected to the slider (242) to drive the slider (242) to connect along the X-axis, and the second outer sleeve (231) is connected to the slider (242).

9. The dual-printer head adjustment bracket according to claim 8, characterized in that, The bottom of the second outer sleeve (231) is provided with a snap-fit ​​groove (2311); The adjustment assembly (24) further includes a connecting plate (247), which is L-shaped and includes a first plate (2471) and a second plate (2472) that are perpendicularly connected to each other. The first plate (2471) is used to connect with the slider (242), and the second plate (2472) is connected with the snap-fit ​​groove (2311).

10. The dual-printer head adjustment bracket according to claim 8, characterized in that, The second outer sleeve (231) is provided with a second mounting groove (2312), and the circumferential sidewall of the second outer sleeve (231) is provided with a third through hole (2313) at one end that communicates with the second mounting groove (2312). The second inner sleeve (232) includes a third cylinder (2321) and a fourth cylinder (2322) connected axially. The outer diameter of the third cylinder (2321) is smaller than the outer diameter of the fourth cylinder (2322). The third cylinder (2321) is installed in the second mounting groove (2312), and the fourth cylinder (2322) is located outside the second mounting groove (2312). The second sleeve assembly (23) also includes a fifth fastener (233), which is used to pass through the third through hole (2313) and abut against the circumferential outer side of the third cylinder (2321); The second outer sleeve (231) is also provided with a fourth through hole (2314) at one end communicating with the second mounting groove (2312) on its circumferential sidewall; the third cylinder (2321) is provided with a second groove (23211) on its circumferential outer sidewall; the second sleeve assembly (23) also includes a second ball screw (234), which is used to pass through the fourth through hole (2314), and the end of the second ball screw (234) is used to cooperate with the second groove (23211); The portion of the third cylinder (2321) near the fourth cylinder (2322) is further provided with a third through groove (23212). The fourth cylinder (2322) is provided with an axially arranged fourth through groove (23221). The portions of the fourth cylinder (2322) located on both sides of the fourth through groove (23221) respectively form a third clamping part (23222) and a fourth clamping part (23223). The second sleeve assembly (23) further includes a sixth fastener (235). The sixth fastener (235) is used to connect the third clamping part (23222) and the fourth clamping part (23223) to clamp the second print head.

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