CN216503849U

CN216503849U - Multi-axis linkage engraving machine

Info

Publication number: CN216503849U
Application number: CN202123359456.1U
Authority: CN
Inventors: 康志雄; 叶开化; 梁红星
Original assignee: Xiamen Taijiang Precision Machinery Co ltd
Current assignee: Xiamen Taijiang Precision Machinery Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-05-13
Anticipated expiration: 2031-12-29

Abstract

The utility model discloses a multi-axis linkage engraving machine which comprises a support base and an engraving machine body fixed on the support base. The engraving machine body comprises an outer cover, a workbench horizontally and fixedly arranged in the outer cover, a tool magazine arranged behind the workbench, a three-dimensional linkage mechanism arranged above the workbench and a plurality of rotary engraving main shafts arranged on the three-dimensional linkage mechanism. The tool magazine comprises a fixed seat, a connecting rod horizontally arranged on the fixed seat, a driving source connected with one end of the connecting rod and used for driving the connecting rod to rotate, and a plurality of tool holders fixed on the connecting rod at intervals, wherein a plurality of tool holders used for clamping main shaft tool bits are distributed on the tool holders along the circumferential direction. The utility model has compact structure, low manufacturing and maintenance cost, simple operation, large working range, high working efficiency, can simultaneously realize multi-axis processing, can realize free switching among different engraving cutter heads by arranging the three-dimensional linkage mechanism and the cutter library, and is suitable for engraving grooves or holes with different shapes and sizes.

Description

Multi-axis linkage engraving machine

Technical Field

The utility model relates to the technical field of engraving equipment, in particular to a multi-shaft linkage engraving machine.

Background

The engraving machine is widely applied to industries such as mould processing and the like. Currently, most mechanical engravers employ X, Y, Z-type structures, and engrave by rotating a tool. Most of the existing engraving machines are of a single-spindle type, the single-spindle type engraving machines are single in structure and function, only one part can be machined at a time, and the working efficiency is low. Meanwhile, the existing engraving machine usually carries out manual tool changing through manpower, so that the tool changing efficiency is low, and the working efficiency of the engraving machine is influenced.

Disclosure of Invention

Aiming at the technical problems in the background technology, the utility model aims to provide a multi-shaft linkage engraving machine which can simultaneously realize multi-shaft processing and can realize automatic tool changing.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:

a multi-axis linkage engraving machine comprises a supporting base and an engraving machine body fixed on the supporting base. The engraving machine body comprises an outer cover, a workbench horizontally and fixedly arranged in the outer cover, a tool magazine arranged behind the workbench, a three-dimensional linkage mechanism arranged above the workbench and a plurality of rotary engraving main shafts arranged on the three-dimensional linkage mechanism. The tool magazine comprises a fixed seat, a connecting rod, a driving source and a plurality of tool clamping plates, wherein the connecting rod is horizontally arranged on the fixed seat and can rotate along the axis, the driving source is connected with one end of the connecting rod and is used for driving the connecting rod to rotate, the tool clamping plates are fixed on the connecting rod at intervals, and a plurality of tool clamps used for clamping main shaft tool bits are distributed on the tool clamping plates along the circumferential direction.

Furthermore, the three-dimensional linkage mechanism comprises an X-axis linear motion mechanism, a Y-axis linear motion mechanism and at least two groups of Z-axis linear motion mechanisms capable of independently operating, wherein the Z-axis linear motion mechanisms are arranged on the X-axis linear motion mechanism. A beam is arranged above the workbench inside the outer cover, the X-axis linear motion mechanism is installed on the beam, and the beam is installed on the Y-axis linear motion mechanism.

The X-axis linear motion mechanism comprises a first motor fixedly mounted on the cross beam, a first lead screw connected with the shaft end of the first motor, a first lead screw supporting seat fixed on the cross beam and connected with the tail end of the first lead screw, a first nut seat mounted on the first lead screw and linked with the first lead screw, and a sliding seat bottom plate fixedly connected with the first nut seat. The upper side and the lower side of the front end face of the cross beam are respectively provided with a horizontal slide rail, the upper side and the lower side of the rear end face of the sliding seat bottom plate are respectively and fixedly provided with a plurality of first slide blocks, and the first slide blocks are in sliding connection with the horizontal slide rails.

The Z-axis linear motion mechanism comprises a second motor fixed on the sliding seat bottom plate, a second lead screw connected with the shaft end of the second motor, a second lead screw supporting seat fixed on the sliding seat bottom plate and connected with the tail end of the second lead screw, a second nut seat arranged on the second lead screw and linked with the second lead screw, and a saddle main plate fixedly connected with the second nut seat. The preceding terminal surface interval of slide bottom plate has set firmly a plurality of vertical slide rails, the left and right sides of saddle mainboard rear end face has set firmly a plurality of second sliders respectively, the second slider with vertical slide rail sliding connection.

Furthermore, the rotary engraving main shaft is an electric main shaft, the electric main shaft is fixed on the saddle main board through a connecting seat, and a machine head cover is fixedly arranged on the outer side of the electric main shaft.

The Y-axis linear motion mechanism comprises two groups of driving assemblies which are respectively arranged at the tops of the two guide rail mounting plates. The driving assembly comprises a third motor, a third screw rod connected with the shaft end of the third motor, a third screw rod supporting seat fixed on the guide rail mounting plate and connected with the tail end of the third screw rod, a third nut seat arranged on the third screw rod and linked with the third screw rod, and a beam bottom plate fixedly connected with the third nut seat. The bottom of crossbeam is fixed on the crossbeam bottom plate, the top of guide rail mounting panel has set firmly the guide rail, the bottom of crossbeam bottom plate has set firmly a plurality of third sliders, the third slider with guide rail sliding connection.

Further, still include the water tank, the dustcoat bottom is equipped with a plurality of chip grooves, the chip groove slope sets up and the chip removal mouth has been seted up to minimum point department, the water tank include water tank main part and detachably install one to a plurality of connect the bits drawer at water tank main part top, connect the bits drawer to be located under the chip removal mouth, the both sides that connect the bits drawer set firmly the handle of conveniently taking respectively.

The three-dimensional linkage mechanism, the rotary engraving main shaft and the driving source are respectively electrically connected with the electric cabinet.

Preferably, in order to prevent the carving cooling water and the cutting chips from splashing to the tool bit, a cover plate assembly is arranged on the outer side of the tool magazine, the cover plate assembly comprises a front cover plate, a rear cover plate arranged at the rear end of the front cover plate and two telescopic cylinders used for driving the rear cover plate to move towards the direction of the front cover plate or away from the direction of the front cover plate, the front cover plate is respectively connected with telescopic rods of the two groups of telescopic cylinders, and a transparent observation plate is obliquely and fixedly connected to the top of the front cover plate.

Preferably, the number of the rotary engraving main shafts is greater than or equal to two, and the number of the knife clamping plates is the same as that of the rotary engraving main shafts.

The utility model has the following beneficial effects: the multi-shaft linkage engraving machine has the advantages of compact structure, small occupied area, low manufacturing and maintenance cost, simplicity in operation, large working range, capability of realizing multi-shaft processing and high working efficiency; by arranging the three-dimensional linkage mechanism and the cutter library, free switching between different engraving cutter heads can be realized, the three-dimensional engraving cutter is suitable for engraving grooves or holes with different shapes and sizes, and the popularization is strong; the Z-axis linear motion mechanism can independently operate, has strong operability, can independently process a single workpiece, and can simultaneously process a plurality of workpieces.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic structural view of fig. 1 with the front door hidden.

Fig. 3 is a schematic structural view of the present invention with the rear door hidden.

Fig. 4 is a partially enlarged view of fig. 3 with the rear cover plate hidden.

Fig. 5 is a schematic perspective view of the three-dimensional linkage mechanism. +

Fig. 6 is an installation diagram of the X-axis linear motion mechanism.

Fig. 7 is a schematic view of the installation of the Z-axis linear motion mechanism.

Description of the main component symbols: 1. a support base; 2. a engraver body; 201. a cross beam; 202. a horizontal slide rail; 203. a first slider; 204. a vertical slide rail; 205. a second slider; 206. a guide rail mounting plate; 207. a guide rail; 208. a third slider; 21. a housing; 210. a chip groove; 22. a work table; 23. a tool magazine; 231. a fixed seat; 232. a connecting rod; 233. a drive source; 234. a knife clamping plate; 235. a tool holder; 24. rotating the engraving main shaft; 240. a connecting seat; 241. a hood cover; 251. a first motor; 252. a first lead screw; 253. a first lead screw supporting seat; 254. a first nut seat; 255. a carriage base plate; 261. a second motor; 262. a second lead screw; 263. a second lead screw supporting seat; 264. a second nut seat; 265. a beam floor; 271. a third motor; 272. a third screw rod; 273. a third screw rod supporting seat; 274. a third nut seat; 275. a saddle main plate; 281. a front cover plate; 282. a rear cover plate; 283. a telescopic cylinder; 284. a transparent viewing plate; 3. a control device; 31. an electric cabinet; 32. rotating the base; 33. a connecting rod group; 34. an operation box; 4. a water tank; 41. a water tank main body; 42. a scrap receiving drawer; 420. and (4) a handle.

Detailed Description

The utility model is further described with reference to the following drawings and detailed description.

As shown in fig. 1 to 7, the multi-axis linkage engraving machine comprises a supporting base 1, an engraving machine body 2 fixed on the supporting base 1, a control device 3 fixed on the outer side of the engraving machine body 2, and a water tank 4 arranged at the bottom of the engraving machine body 2. The engraving machine body 2 comprises an outer cover 21, a workbench 22 horizontally and fixedly arranged in the outer cover 21, a tool magazine 23 arranged behind the workbench 22, a three-dimensional linkage mechanism arranged above the workbench 22 and a plurality of rotary engraving spindles 24 arranged on the three-dimensional linkage mechanism. In the present embodiment, the rotational engraving main shafts are illustrated as four, but the number of the rotational engraving main shafts is not limited to four. The tool magazine 23 includes a fixing base 231, a connecting rod 232 horizontally installed on the fixing base 231 and rotatable along an axis, a driving source 233 connected to one end of the connecting rod 232 and driving the connecting rod 232 to rotate, and a plurality of tool holder plates 234 fixed to the connecting rod 232 at intervals, wherein the driving source 233 may be a servo motor or the like. The tool holder plate 234 is circumferentially provided with a plurality of tool holders 235 for holding the tool bits of the spindle, and the number of the tool holder plates 234 is the same as that of the rotary engraving spindles 24.

Preferably, a cover plate assembly is disposed outside the tool magazine 23, the cover plate assembly includes a front cover plate 281, a rear cover plate 282 disposed at a rear end of the front cover plate 281, and two telescopic cylinders 283 for driving the rear cover plate 282 to move toward the front cover plate 281 or away from the front cover plate 281, the front cover plate 281 is respectively connected to telescopic rods of the two groups of telescopic cylinders 283, and a transparent viewing plate 284 is obliquely and fixedly connected to a top of the front cover plate 281.

The three-dimensional linkage mechanism comprises an X-axis linear motion mechanism, a Y-axis linear motion mechanism and at least two groups of Z-axis linear motion mechanisms which can independently operate, and the Z-axis linear motion mechanisms are arranged on the X-axis linear motion mechanism. A cross beam 201 is arranged above the workbench 22 in the outer cover 21, the X-axis linear motion mechanism is mounted on the cross beam 201, and the cross beam 201 is mounted on the Y-axis linear motion mechanism.

The X-axis linear motion mechanism comprises a first motor 251 fixedly mounted on the beam 201, a first lead screw 252 connected with the shaft end of the first motor 251, a first lead screw supporting seat 253 fixed on the beam 201 and connected with the tail end of the first lead screw 252, a first nut seat 254 mounted on the first lead screw 252 and linked therewith, and a sliding seat bottom plate 255 fixedly connected with the first nut seat 254. The upper and lower both sides of crossbeam 201 front end face respectively are equipped with a horizontal slide rail 202, and the upper and lower both sides of slide base plate 255 rear end face are fixed with a plurality of first sliders 203 respectively, and first slider 203 and horizontal slide rail 202 sliding connection.

The Z-axis linear motion mechanism comprises a second motor 271 fixed on the sliding seat bottom plate 255, a second lead screw 272 connected with the shaft end of the second motor 271, a second lead screw supporting seat 273 fixed on the sliding seat bottom plate 255 and connected with the tail end of the second lead screw 272, a second nut seat 274 installed on the second lead screw 272 and linked with the second lead screw, and a saddle main plate 275 fixedly connected with the second nut seat 274. The front end face of the sliding base bottom plate 255 is fixedly provided with a plurality of vertical sliding rails 204 at intervals, the left side and the right side of the rear end face of the saddle main plate 275 are respectively and fixedly provided with a plurality of second sliding blocks 205, and the second sliding blocks 205 are connected with the vertical sliding rails 204 in a sliding manner. The rotary engraving main shaft 24 is an electric main shaft, the electric main shaft is fixed on the saddle main board 275 through a connecting seat 240, and a machine head cover 241 is fixedly arranged on the outer side of the electric main shaft.

Two guide rail mounting plates 206 arranged along the Y-axis direction are fixedly arranged at the left side and the right side of the workbench 24 in the outer cover 21, and the Y-axis linear motion mechanism comprises two groups of driving components which are respectively arranged at the tops of the two guide rail mounting plates 206. The driving assembly comprises a third motor 261, a third lead screw 262 connected with the shaft end of the third motor 261, a third lead screw supporting seat 263 fixed on the guide rail mounting plate 206 and connected with the tail end of the third lead screw 262, a third nut seat 264 mounted on the third lead screw 263 and linked therewith, and a beam bottom plate 265 fixedly connected with the third nut seat 264. The bottom of the beam 201 is fixed on the beam bottom plate 265, the top of the guide rail mounting plate 206 is fixedly provided with a guide rail 207, the bottom of the beam bottom plate 205 is fixedly provided with a plurality of third sliding blocks 208, and the third sliding blocks 208 are slidably connected with the guide rail 207.

The bottom of the outer cover 21 is provided with a plurality of chip removal grooves 210, the chip removal grooves 210 are obliquely arranged, chip removal ports are formed in the lowest point of the chip removal grooves 210, the water tank 4 comprises a water tank body 41 and one to more chip receiving drawers 42 detachably mounted on the top of the water tank body 41, the chip receiving drawers 42 are located under the chip removal ports, and handles 420 convenient to take are fixedly arranged on two sides of each chip receiving drawer 42 respectively.

The control device 3 comprises an electric cabinet 31, a rotating base 32 arranged on the top of the electric cabinet 31, a connecting rod group 33 rotatably arranged on the rotating base 32 and an operation box 34 fixed at the tail end of the connecting rod group 33, wherein the three-dimensional linkage mechanism, the rotary engraving spindle 24 and the driving source 233 are respectively electrically connected with the electric cabinet 31.

The working principle of the utility model is as follows: an operator can call a program of the engraving machine by operating the operation box 34, the engraving machine runs according to the program, the rotary engraving main shaft 24 can move in the three-dimensional direction through the three-dimensional linkage mechanism, and the rotary engraving main shaft 24 rotates to drive the bottom tool bit to engrave an article to be engraved; when tool changing is needed, the telescopic cylinder 283 acts to open the rear cover plate 282, the three-dimensional linkage mechanism drives the plurality of rotary engraving main shafts 24 to simultaneously enter the tool magazine 23 and perform tool setting, after tool setting is completed, the rotary engraving main shafts 24 move away, the driving source 233 drives the connecting rod 232 and the tool holder plate 234 to rotate to the position of a tool bit to be changed, the plurality of rotary engraving main shafts 24 simultaneously perform tool setting and then move away, the telescopic cylinder 283 acts to reclose the rear cover plate 282, and the three-dimensional linkage mechanism continues to drive the rotary engraving main shafts 24 to perform engraving according to a program.

While the utility model has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a multiaxis linkage engraver, includes the support base and fixes the engraver body on the support base, its characterized in that: the engraving machine body include dustcoat, level set firmly the inside workstation of dustcoat, establish the tool magazine at workstation rear, install the three-dimensional link gear of workstation top and installing a plurality of rotatory sculpture main shafts on the three-dimensional link gear, the tool magazine include fixing base, horizontal installation on the fixing base and can follow the rotatory connecting rod of axis, with the one end of connecting rod links to each other and is used for driving its rotatory driving source and interval to fix a plurality of tool holders on the connecting rod, the tool holder on lay a plurality of along circumference and be used for pressing from both sides the cutter holder of getting the main shaft tool bit.

2. The multi-axis linked engraving machine of claim 1, wherein: the three-dimensional linkage mechanism comprises an X-axis linear motion mechanism, a Y-axis linear motion mechanism and at least two groups of Z-axis linear motion mechanisms capable of independently operating, wherein the Z-axis linear motion mechanisms are arranged on the X-axis linear motion mechanism, a cross beam is arranged above the workbench inside the outer cover, the X-axis linear motion mechanisms are arranged on the cross beam, and the cross beam is arranged on the Y-axis linear motion mechanism.

3. The multi-axis linked engraving machine of claim 2, wherein: the X-axis linear motion mechanism comprises a first motor fixedly mounted on the cross beam, a first lead screw connected with the shaft end of the first motor, a first lead screw supporting seat fixed on the cross beam and connected with the tail end of the first lead screw, a first nut seat mounted on the first lead screw and linked with the first lead screw, and a sliding seat bottom plate fixedly connected with the first nut seat, wherein horizontal sliding rails are respectively arranged on the upper side and the lower side of the front end surface of the cross beam, a plurality of first sliding blocks are fixedly arranged on the upper side and the lower side of the rear end surface of the sliding seat bottom plate respectively, and the first sliding blocks are connected with the horizontal sliding rails in a sliding manner.

4. The multi-axis linked engraving machine as claimed in claim 3, wherein: z axle linear motion mechanism including fixing second motor on the slide bottom plate, with the second lead screw that the axle head of second motor links to each other, fix on the slide bottom plate and with the second lead screw supporting seat that the end of second lead screw links to each other, install on the second lead screw and with the second nut seat that links to each other and with the saddle mainboard of second nut seat rigid coupling, the preceding terminal surface interval of slide bottom plate has set firmly a plurality of vertical slide rails, the left and right sides of saddle mainboard rear end face has set firmly a plurality of second sliders respectively, the second slider with vertical slide rail sliding connection.

5. The multi-axis linked engraving machine of claim 4, wherein: the rotary engraving main shaft is an electric main shaft, the electric main shaft is fixed on the saddle main board through a connecting seat, and a machine head cover is fixedly arranged on the outer side of the electric main shaft.

6. The multi-axis linked engraving machine of claim 2, wherein: the inner part of the outer cover is arranged on the left side and the right side of the workbench, two guide rail mounting plates which are arranged along the Y-axis direction are fixedly arranged on the left side and the right side of the workbench, the Y-axis linear motion mechanism comprises two groups of driving assemblies which are respectively arranged at the tops of the two guide rail mounting plates, each driving assembly comprises a third motor, a third lead screw connected with the shaft end of the third motor, a third lead screw supporting seat fixed on the guide rail mounting plates and connected with the tail end of the third lead screw, a third nut seat arranged on the third lead screw and linked with the third lead screw, and a beam bottom plate fixedly connected with the third nut seat, the bottom of the beam is fixed on the beam bottom plate, guide rails are fixedly arranged at the tops of the guide rail mounting plates, a plurality of third sliding blocks are fixedly arranged at the bottom of the beam bottom plate, and the third sliding blocks are connected with the guide rails in a sliding manner.

7. The multi-axis linked engraving machine of claim 1, wherein: still include the water tank, the dustcoat bottom is equipped with a plurality of chip grooves, the chip groove slope sets up and the chip removal mouth has been seted up to minimum point department, the water tank include that water tank main part and detachably install one to a plurality of bits drawers that connect at water tank main part top, connect the bits drawer to be located under the chip removal mouth, the both sides that connect the bits drawer set firmly the handle of conveniently taking respectively.

8. The multi-axis linked engraving machine of claim 1, wherein: the electric control box comprises a rotating base and a three-dimensional linkage mechanism, the rotating base is arranged at the top of the electric control box, the rotating base is arranged on the rotating base, the connecting rod group is rotatably arranged on the rotating base, the operating box is fixed at the tail end of the connecting rod group, and the three-dimensional linkage mechanism, the rotating engraving main shaft and the driving source are respectively electrically connected with the electric control box.

9. The multi-axis linked engraving machine of claim 1, wherein: the outside of cutter storehouse is equipped with the apron subassembly, the apron subassembly include the front shroud, establish the back shroud of front shroud rear end and be used for the drive the back shroud moves towards the front shroud direction or keeps away from two telescopic cylinder of front shroud direction removal, the front shroud link to each other with two sets of telescopic cylinder's telescopic link respectively, the top slope rigid coupling of front shroud has a transparent viewing plate.

10. The multi-axis linked engraving machine of any one of claims 1-9, wherein: the number of the rotary engraving main shafts is more than or equal to two, and the number of the knife clamping plates is the same as that of the rotary engraving main shafts.