CN113211263A - Polishing equipment for additive manufacturing - Google Patents

Abstract

The invention discloses polishing equipment for additive manufacturing, which belongs to the field of polishing equipment and consists of a base, a limiting device, an extending device and a reciprocating device, wherein the base is provided with a groove; the base is used for limiting and supporting the whole body; the limiting device is used for fixing the position of a material to be polished, so that the material cannot slide in position during processing and polishing, and the polishing effect is not influenced; the extension device is used for controlling the horizontal grinding position of the material and is positioned inside the supporting block, the extension device comprises an extension block, one end of the extension block is positioned inside the supporting block and is in limited sliding connection with the supporting block, the extension block can slide outwards inside the supporting block, and the grinding distance is increased; the reciprocating device can enable the polishing device to repeatedly polish the surface of the material back and forth, improves polishing efficiency and is positioned below the chassis; the invention can comprehensively polish the surface of the material and improve the polishing efficiency.

Description

Polishing equipment for additive manufacturing

Technical Field

The invention relates to the technical field of additive manufacturing polishing equipment, in particular to polishing equipment for additive manufacturing.

Background

Additive Manufacturing (AM) is commonly called 3D printing, combines computer aided design, material processing and molding technologies, and is a Manufacturing technology for stacking special metal materials, non-metal materials and medical biomaterials layer by layer through software and a numerical control system on the basis of a digital model file according to modes of extrusion, sintering, melting, photocuring, injection and the like to manufacture a solid object;

at present, materials manufactured by using an additive need to be polished, and in the prior art, polishing is performed manually aiming at additive manufacturing, but the manual polishing process is time-consuming and labor-consuming, and the polishing efficiency is low.

Disclosure of Invention

The invention provides a polishing device for additive manufacturing, and aims to solve the problems in the prior art.

In order to solve the problems, the invention adopts the following technical scheme:

a polishing device for additive manufacturing comprises a base, a limiting device, an extending device and a reciprocating device;

the base is used for limiting and supporting the whole body, the base is fixedly welded above the base, a sliding rail is arranged on the base, a supporting block is arranged in the sliding rail in a limiting and sliding mode, a lifting device is arranged in the sliding rail of the supporting block, and the lifting device is used for controlling the height of the supporting block so as to facilitate height adjustment;

the limiting device is used for fixing the position of a material to be polished, so that the material cannot slide in position during processing and polishing to affect the polishing effect, and is positioned on one side of the base;

the grinding device comprises a support block, an extension device, a base plate, a rotating device, a sliding device, a grinding device and a grinding device, wherein the extension device is used for controlling the horizontal grinding position of a material and is positioned inside the support block, one end of the extension block is positioned inside the support block and is in limited sliding connection with the support block, so that the extension block can slide outwards inside the support block to increase the grinding distance, a base plate is arranged below the extension block, the rotating device is arranged between the base plate and the extension block, the sliding device is arranged on the base plate, one side of the sliding device is provided with the grinding device, the grinding device is used for limited supporting the sliding device through the base plate, and the sliding device can stably move the grinding device, so that the grinding device can grind the surface of the material fully and uniformly;

wherein, come and go the device and can make grinding device make a round trip to polish repeatedly on the material surface, improve the efficiency of polishing, be located the below on chassis, it includes the slide to come and go the device, fixed connection between slide and the chassis, sliding connection has the support that comes and goes on the slide, it is the L type setting to come and go the support, it has the recess to open one side of support to go and go.

As a preferred scheme of the present invention, the lifting device includes a lifting screw, the lifting screw penetrates through the supporting block and is in threaded connection with the supporting block, the slide rail is provided with bearing blocks at two ends corresponding to the lifting screw, the lifting screw is in spacing movable connection with the bearing blocks, a lifting motor is fixedly installed at a position corresponding to the lifting screw at the top of the base, and an output end of the lifting motor is in transmission connection with the lifting screw through a coupler.

As a preferable scheme of the invention, the limit screw penetrates through the fixed seat and is in threaded connection with the fixed seat, one end of the limit screw, which is located away from the limit block, is fixedly connected with the rotating handle, two sides of the fixed seat, which are located on the limit screw, are both in limited sliding connection with the balance rod, the balance rod is fixedly connected with the limit block, the balance rod is located inside the fixed seat and is sleeved with the compression spring, and two ends of the compression spring are respectively and fixedly connected with the fixed seat and the balance rod.

As a preferable scheme of the invention, the limiting block comprises a fixed plate and a plurality of pressing blocks arranged side by side, the pressing blocks are rectangular, the pressing blocks are arranged on the outer side surface of the fixed plate, a first spring installation groove is arranged on the inner side of the pressing block, a spring fixing column is arranged in the first spring installation groove, a second spring installation groove matched with the first spring installation groove is arranged on the pressing block, a fixing column for fixing the spring is also arranged in the second spring installation groove, the spring is fixedly arranged between the first spring installation groove and the second spring installation groove, the spring is provided with a plurality of supporting columns which are respectively connected and fixed with one of the pressing blocks, two supporting columns with the same size are fixedly arranged on one side of the base close to the limiting block, the supporting columns are correspondingly distributed on two sides of the sliding rail, and the distance between the two supporting columns is arranged corresponding to the length of the limiting block, the base is located the fixed welding in homonymy middle part of base and fixing base and has spacing post.

As a preferable scheme of the invention, one end of the extension block, which is located inside the support block, is provided with a gear groove, the gear groove is engaged and connected with a micro gear, the micro gear is fixedly connected with a transmission rod, the transmission rod penetrates through the surface of the support block and is in limited rotary connection with the support block through a rotating shaft, an extension motor is fixedly installed outside the support block at a position corresponding to the transmission rod, and an output end of the extension motor is fixedly connected with the transmission rod.

As a preferable scheme of the invention, the sliding device comprises a hollow frame, the hollow frame is fixedly connected with the chassis through bolts, a sliding groove is formed in the hollow frame, a movable block is connected in the sliding groove in a limiting and sliding manner, and a sliding way is formed in one side of the hollow frame, which is far away from the chassis.

According to a preferable scheme of the invention, the polishing device comprises a polishing rod, the movable block is positioned on the slide way and is connected with the polishing rod in a limiting and rotating manner through a rotating shaft, the polishing rod penetrates through the slide way and is in limiting sliding connection with the slide way, one end, far away from the chassis, of the polishing rod is fixedly connected with the polishing block, a polishing motor is fixedly arranged at a position, corresponding to the inside of the polishing rod, of the movable block, and the output end of the polishing motor is fixedly connected with the polishing rod.

According to a preferable scheme of the invention, a fixed block is fixedly welded on one side of the sliding seat, a rotating rod is movably connected to the fixed block in a limiting manner through a rotating shaft, a hollow screw rod is slidably sleeved in the rotating rod in a limiting manner in a groove, a transmission gear is connected to the lower portion of the hollow screw rod in the groove in a threaded manner, the transmission gear is movably connected to the reciprocating support in a limiting manner through a central rod, an L-shaped support rod is fixedly connected to the central rod, and the fixed block is movably connected to the L-shaped support rod in a limiting manner through a linkage rod.

As a preferable scheme of the present invention, the fixed block is fixedly provided with a reciprocating motor at a position corresponding to the rotating rod, and an output end of the reciprocating motor is in transmission connection with the rotating rod through a coupling.

As a preferable scheme of the present invention, the rotating device includes a rotating shaft, the rotating shaft is located inside the extension block and is connected with the extension block in a limiting and rotating manner, the bottom of the rotating shaft is fixedly connected with the chassis, a rotating motor is fixedly installed above the extension block, and an output end of the rotating motor is fixedly connected with the rotating shaft.

Compared with the prior art, the invention has the advantages that:

(1) in the invention, the limiting screw rod is controlled to rotate by the rotating handle, the limiting screw rod is in threaded connection with the fixed seat, the limiting screw rod pushes the limiting block to move towards the base, one side of the limiting block is in a U-shaped bulge arrangement, the limiting block can resist the material on the base through the separation of two points and one line, and the two sides of the material are fixed in position through the supporting columns arranged on the base;

(2) in the invention, in order to adjust the polishing height, the output end of the lifting motor drives the lifting screw to rotate, the lifting screw is in threaded connection with the supporting block, the position of the lifting screw is kept unchanged through the bearing block, and the supporting block can move up and down along the lifting screw through the limiting sliding connection between the supporting block and the sliding rail so as to adjust the polishing height of the polishing block according to the material height;

(3) in the invention, in order to adjust the grinding width, the output end of the extension motor drives the transmission rod to rotate, the transmission rod drives the micro gear to rotate, the micro gear is meshed with the gear groove, so that the extension block slides in the supporting block through the gear groove, the extension block is used for moving the grinding block in the horizontal direction, and the grinding position is adjusted according to the surface width of the material;

(4) in the invention, the output end of the reciprocating motor drives the rotating rod to rotate, the rotating rod drives the hollow screw rod to rotate, the hollow screw rod is meshed with the transmission gear to enable the transmission gear to drive the central rod to rotate, the central rod drives the L-shaped supporting rod to rotate, the L-shaped supporting rod drives the linkage rod to move, the distance between the end of the L-shaped supporting rod and the linkage rod can be changed due to the rotation of the L-shaped supporting rod, the reciprocating support can slide back and forth on the sliding seat when the L-shaped supporting rod rotates, the reciprocating support is fixedly connected with the movable block to enable the reciprocating support to drive the movable block to slide back and forth on the sliding groove, and the movable block drives the polishing block to slide back and forth on the surface of a material, so that the polishing block can polish back and forth on the surface of the material, and the polishing efficiency is improved; the rotating motor is started, the output end of the rotating motor is used for driving the chassis to rotate, the chassis drives the polishing blocks to slide back and forth in all directions of the surface of the material, the surface of the material is polished comprehensively, and polishing efficiency is improved.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of a base structure according to the present invention;

FIG. 3 is a schematic cross-sectional view of the spacing device of the present invention;

FIG. 4 is a schematic cross-sectional view of an extension device of the present invention;

FIG. 5 is a schematic view of the bottom surface of the base plate according to the present invention;

FIG. 6 is a schematic view of the sliding device of the present invention;

FIG. 7 is an enlarged view of the structure at A in FIG. 3 according to the present invention;

FIG. 8 is a schematic view of a compact of the present invention;

fig. 9 is an enlarged view of the structure at B in fig. 8 according to the present invention.

The reference numbers in the figures illustrate:

1. a base;

2. a base; 21. a slide rail; 22. a support block; 23. a lifting device; 231. a lifting screw; 232. a bearing block; 233. a lifting motor;

3. a limiting device; 31. a fixed seat; 32. a limiting block; 321. a fixing plate; 322. briquetting; 323. a first spring mounting groove; 324. a spring fixing column; 325. a second spring mounting groove; 326. a spring; 327. a T-shaped slider; 328. a T-shaped chute; 33. a limit screw; 34. rotating the handle; 35. a balancing pole; 36. a compression spring; 37. a support pillar; 38. a limiting column;

4. an extension device; 41. an extension block; 42. a gear groove; 43. a micro gear; 44. a transmission rod; 45. an extension motor;

5. a chassis;

6. a sliding device; 61. a hollow frame; 62. a chute; 63. a movable block; 64. a slideway;

7. a polishing device; 71. grinding the rod; 72. grinding blocks; 73. polishing the motor;

8. a shuttle device; 81. a slide base; 82. a reciprocating support; 83. a groove; 84. a fixed block; 85. a rotating rod; 86. a hollow screw; 87. a transmission gear; 88. a center pole; 89. an L-shaped strut; 810. a linkage rod; 811. a reciprocating motor;

9. a rotating device; 91. a rotating electric machine.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

referring to fig. 1-9, a polishing apparatus for additive manufacturing comprises a base 1, a limiting device 3, an extending device 4, and a reciprocating device 8;

wherein, base 1 is used for carrying out limit support to whole, the fixed welding in top of base 1 has base 2, it has slide rail 21 to open on the base 2, the inside limit slip of slide rail 21 is provided with supporting shoe 22, supporting shoe 22 is located slide rail 21 inside and is provided with elevating gear 23, elevating gear 23 through setting up is used for controlling the height of supporting shoe 22, be convenient for carry out altitude mixture control, elevating gear 23 includes lifting screw 231, lifting screw 231 runs through supporting shoe 22 and with through threaded connection between the supporting shoe 22, slide rail 21 is located the both ends that correspond lifting screw 231 and all is provided with bearing block 232, spacing swing joint between lifting screw 231 and the bearing block 232, the top of base 2 is located the fixed position that corresponds lifting screw 231 and is installed elevator motor 233, be connected through the shaft coupling transmission between elevator motor 233's the output and the lifting screw 231.

In a further embodiment: the existing additive materials have different model specifications, polishing equipment with different specifications is needed to polish the additive materials, equipment with different models needs to be purchased, the cost is greatly increased, in order to solve the problem of polishing additive materials with different specifications and models, a polishing device 7 is used for carrying out limit support on a supporting block 22 through an arranged lifting screw 231, so that the supporting block 22 can move up and down on the lifting screw 231, the lifting screw 231 can be subjected to limit support through an arranged bearing block 232, the position of the lifting screw 231 can be unchanged when the lifting screw 231 rotates, a lifting motor 233 is started, the lifting motor 233 can select different models according to actual conditions, for example, the model is selected to be 3 150K, the lifting screw 231 is driven to rotate through the output end of the lifting motor, the GN is connected with the supporting block 22 through a thread, the position of the lifting screw 231 is kept unchanged through the bearing block 232, the supporting block 22 can move up and down along the lifting screw 231 through the limit sliding connection between the supporting block 22 and the sliding rail 21; the polishing device moves upwards, the gap between the bases 1 of the polishing devices 7 is increased, and the polishing device is suitable for polishing materials with larger sizes; the polishing device moves downwards, so that the gap between the bases 1 of the polishing device 7 is reduced, and the polishing device can be suitable for polishing small-size materials; and elevator motor 233 is the private servo motor, and servo motor control accuracy is high, and accommodation is wide.

The limiting device 3 is used for fixing the position of a material to be polished, so that the material cannot slide in position during processing and polishing to affect the polishing effect, the limiting device 3 is positioned on one side of the base 2, the limiting device 3 comprises a fixed seat 31, the fixed seat 31 and the base 1 are fixedly welded, a limiting block 32 is arranged between the fixed seat 31 and the base 2, a limiting screw 33 is fixedly welded on one side of the limiting block 32 close to the fixed seat 31, and the fixed seat 31 is used for limiting the limiting screw 33, so that the limiting screw 33 limits the limiting block 32; stop screw 33 runs through fixing base 31 and with between the fixing base 31 threaded connection, stop screw 33 is located the rotatory handle 34 of one end fixedly connected with of keeping away from stopper 32, the equal spacing sliding connection in both sides that fixing base 31 is located stop screw 33 has balancing pole 35, fixed connection between balancing pole 35 and the stopper 32, the inside cover that balancing pole 35 is located fixing base 31 is equipped with compression spring 36, compression spring 36's both ends respectively with fixing base 31 and between the balancing pole 35 fixed connection.

In a further embodiment: in order to conveniently clamp and fix the additive, the rotating handle 34 is used for controlling and rotating the limit screw 33, so that the limit screw 33 is in threaded connection with the fixing seat 31, the limit screw 33 pushes the limit block 32 to move towards the base 2, the balance rod 35 is used for limiting two ends of the limit block 32, two ends of the limit block 32 can be fully contacted with the material, the compression spring 36 is used for buffering the balance rod 35, and the limit block 32 can be fixed when being contacted with the materials in different shapes.

Specifically, in the prior art, an integral pressing plate is generally adopted to fix the additive, for the additive with an irregular shape, such a fixing manner will be generated that only one point of the additive is fixed and one surface of the additive cannot be fixed, which results in instability of additive fixation, by arranging the limiting block 32 including a fixing plate 321 and a plurality of pressing blocks 322 arranged side by side, the pressing blocks 322 are rectangular, the pressing blocks 322 are arranged on the outer side surface of the fixing plate 321, a gap is arranged between the pressing blocks 322 and the fixing plate 321, a first spring mounting groove 323 is arranged on the inner side of the pressing blocks 322, a spring fixing column 324 is arranged in the first spring mounting groove 323, a second spring mounting groove 325 matched with the first spring mounting groove 323 is arranged on the pressing blocks 322, a fixing column for fixing the spring is also arranged in the second spring mounting groove 325, a spring 326 is fixedly arranged between the first spring mounting groove 323 and the second spring mounting groove 325, spring 326 is provided with a plurality ofly and is connected fixedly with one of them briquetting 322 respectively, above-mentioned technical scheme can adopt a plurality of briquetting 322 structures, then control briquetting 322 through a plurality of springs 326, make briquetting 322 can compress tightly the different points of vibration material disk, it is fixed to realize the multiple spot, the fixed stability of vibration material disk has been strengthened greatly, base 2 is close to one side fixed mounting of stopper 32 has two support columns 37 that the size is the same, support column 37 is located the both sides of slide rail 21 and corresponds the distribution, distance between two support columns 37 and stopper 32's the corresponding setting of length, base 1 is located base 2 and 31's homonymy middle part fixed welding has spacing post 38.

In a further embodiment: the two adjacent pressing blocks 322 are connected through the T-shaped sliding block 327 and the T-shaped sliding groove 328, the T-shaped sliding block 327 and the T-shaped sliding groove 328 are respectively arranged on two sides of each pressing block 322, the arranged T-shaped sliding block 327 and the arranged T-shaped sliding groove 328 can prevent the pressing blocks 322 from running and falling off in the moving process, the pressing and material adding safety of the pressing blocks 322 is improved, the limiting blocks 32 can enable materials to be resisted on the base 2, the supporting columns 37 arranged on the base 2 can fix the positions of two sides of the materials, and the arranged limiting columns 38 are used for fixing the positions of the side faces of the materials

The extension device 4 is used for controlling the horizontal polishing position of the material and is located inside the supporting block 22, the extension device 4 comprises an extension block 41, one end of the extension block 41 is located inside the supporting block 22 and is in limited sliding connection with the supporting block 22, the extension block 41 can slide outwards inside the supporting block 22, the polishing distance is increased, a chassis 5 is arranged below the extension block 41, a rotating device 9 is arranged between the chassis 5 and the extension block 41, a sliding device 6 is arranged on the chassis 5, a polishing device 7 is arranged on one side of the sliding device 6 and is used for limiting and supporting the sliding device 6 through the chassis 5, the sliding device 6 can stably move the polishing device 7, and the polishing device 7 can polish the surface of the material fully and uniformly;

wherein, come and go device 8 and can make grinding device 7 polish repeatedly round and fro on the material surface, improve the efficiency of polishing, be located the below on chassis 5, come and go device 8 and include slide 81, fixed connection between slide 81 and the chassis 5, sliding connection has come and go support 82 on slide 81, comes and goes support 82 and be the L type setting, and the one side of coming and going support 82 is opened there is recess 83.

In particular, please refer to fig. 2 and fig. 3,.

Specifically, referring to fig. 4, one end of the extension block 41 located inside the support block 22 is provided with a gear groove 42, the gear groove 42 is engaged with a micro gear 43, the micro gear 43 is fixedly connected with a transmission rod 44, the transmission rod 44 penetrates through the surface of the support block 22 and is connected with the support block 22 in a limiting and rotating manner through a rotating shaft, an extension motor 45 is fixedly installed outside the support block 22 corresponding to the position of the transmission rod 44, and an output end of the extension motor 45 is fixedly connected with the transmission rod 44.

In a further embodiment: be used for carrying out spacing support to chassis 5 through the extension piece 41 that sets up, be connected through meshing between the micro-gear 43 that sets up and the gear groove 42, be used for making extension piece 41 slide in the inside of supporting shoe 22, start extension motor 45, extension motor 45 can select different models according to actual conditions, for example, select the model to be 3GN150K, output through extension motor 45 drives transfer line 44 and rotates, it rotates to drive micro-gear 43 through transfer line 44, micro-gear 43 can be connected with the gear groove 42 between the meshing, make extension piece 41 slide in the inside of supporting shoe 22 through gear groove 42.

Specifically, referring to fig. 5 and 6, the sliding device 6 includes a hollow frame 61, the hollow frame 61 is fixedly connected with the chassis 5 through bolts, a sliding groove 62 is formed inside the hollow frame 61, a movable block 63 is connected inside the sliding groove 62 in a limiting and sliding manner, and a sliding way 64 is formed on one side of the hollow frame 61 away from the chassis 5.

In a further embodiment: the hollow frame 61 is used for limiting and supporting the sliding device 6, and the movable block 63 can slide back and forth on the sliding groove 62 through the limiting sliding connection between the movable block 63 and the sliding groove 62.

Specifically, referring to fig. 5 and 6, the polishing device 7 includes a polishing rod 71, the movable block 63 is located on the slideway 64 and is connected with the polishing rod 71 through a rotation shaft in a limiting manner, the polishing rod 71 penetrates through the slideway 64 and is connected with the slideway 64 in a limiting manner in a sliding manner, the polishing rod 71 is located at one end far away from the chassis 5 and is fixedly connected with a polishing block 72, the movable block 63 is located at a position corresponding to the inside of the polishing rod 71 and is fixedly provided with a polishing motor 73, and an output end of the polishing motor 73 is fixedly connected with the polishing rod 71.

In a further embodiment: the grinding rod 71 is used for driving the grinding block 72, so that the grinding block 72 can grind the surface of a material, the grinding motor 73 is started, different models can be selected by the grinding motor 73 according to actual conditions, for example, the model is selected to be DC3V-12V, the output end of the grinding motor 73 drives the grinding rod 71 to rotate, the grinding rod 71 drives the grinding block 72 to grind the material, and the grinding effect is improved.

Specifically, referring to fig. 5, a fixed block 84 is fixedly welded on one side of the sliding seat 81, a rotating rod 85 is movably connected to the fixed block 84 through a rotating shaft in a limiting manner, a hollow screw 86 is slidably sleeved in the rotating rod 85 in a limiting manner in a groove 83, a transmission gear 87 is connected to the lower portion of the hollow screw 86 in the groove 83 in a threaded manner, the transmission gear 87 is movably connected to the reciprocating support 82 through a central rod 88 in a limiting manner, an L-shaped supporting rod 89 is fixedly connected to the central rod 88, and the fixed block 84 is movably connected to the L-shaped supporting rod 89 in a limiting manner through a linkage rod 810.

In a further embodiment: the sliding seat 81 is used for fixedly supporting the fixed block 84, the rotating rod 85 is used for driving the hollow screw 86 to rotate, the hollow screw 86 is meshed with the transmission gear 87, the transmission gear 87 drives the central rod 88 to rotate, the L-shaped supporting rod 89 is driven to rotate through the central rod 88, the linkage rod 810 is driven to move through the L-shaped supporting rod 89, the distance between the end of the L-shaped supporting rod 89 and the linkage rod 810 can be changed due to the rotation of the L-shaped supporting rod 89, the L-shaped supporting rod 89 can enable the reciprocating support 82 to slide back and forth on the sliding seat 81 when rotating, and the reciprocating support 82 is fixedly connected with the movable block 63.

Specifically, referring to fig. 5, a reciprocating motor 811 is fixedly installed at a position of the fixing block 84 corresponding to the rotating rod 85, and an output end of the reciprocating motor 811 is in transmission connection with the rotating rod 85 through a coupling.

In a further embodiment: the reciprocating motor 811 is started, the reciprocating motor 811 can be selected to be different models according to actual conditions, for example, the model is selected to be DC3V-12V, and the output end of the reciprocating motor 811 drives the rotating rod 85 to rotate.

Specifically, referring to fig. 1, the rotating device 9 includes a rotating shaft, the rotating shaft is located inside the extending block 41 and is connected with the extending block 41 in a limiting and rotating manner, the bottom of the rotating shaft is fixedly connected with the chassis 5, a rotating motor 91 is fixedly installed above the extending block 41, and an output end of the rotating motor 91 is fixedly connected with the rotating shaft.

In a further embodiment: the rotating motor 91 is used for driving the chassis 5, the rotating motor 91 is started, different models can be selected according to actual conditions by the rotating motor 91, for example, the model is ZD15W220V, and the output end of the rotating motor 91 is used for driving the chassis 5 to rotate.

The working principle of the embodiment is as follows:

the material to be polished is placed on the base 1, the limiting screw 33 is controlled to rotate through the rotating handle 34, the limiting screw 33 is in threaded connection with the fixed seat 31, the limiting screw 33 pushes the limiting block 32 to move towards the base 2, one side of the limiting block 32 is arranged in a U-shaped bulge, the limiting block 32 can resist the material on the base 2 through the separation of two points and one line, and the two sides of the material are fixed through the supporting columns 37 arranged on the base 2;

the grinding motor 73 is started, the grinding rod 71 is driven to rotate through the output end of the grinding motor 73, so that the grinding rod 71 drives the grinding block 72 to grind the material, and the grinding effect is improved;

starting the lifting motor 233, driving the lifting screw 231 to rotate through the output end of the lifting motor 233, keeping the position of the lifting screw 231 unchanged through the bearing block 232 by virtue of threaded connection between the lifting screw 231 and the supporting block 22, and enabling the supporting block 22 to move up and down along the lifting screw 231 through limiting sliding connection between the supporting block 22 and the sliding rail 21 so as to adjust the polishing height of the polishing block 72 according to the material height;

starting the extension motor 45, driving the transmission rod 44 to rotate through the output end of the extension motor 45, driving the micro gear 43 to rotate through the transmission rod 44, wherein the micro gear 43 is meshed with the gear groove 42, so that the extension block 41 slides in the support block 22 through the gear groove 42, and is used for moving the polishing block 72 in the horizontal direction and adjusting the polishing position according to the surface width of the material;

the reciprocating motor 811 is started, the rotating rod 85 is driven to rotate through the output end of the reciprocating motor 811, the hollow screw 86 is driven to rotate through the rotating rod 85, the hollow screw 86 is meshed with the transmission gear 87, the transmission gear 87 drives the central rod 88 to rotate, the L-shaped supporting rod 89 is driven to rotate through the central rod 88, the linkage rod 810 is driven to move through the L-shaped supporting rod 89, the distance between the end of the L-shaped supporting rod 89 and the linkage rod 810 can be changed due to the rotation of the L-shaped supporting rod 89, the reciprocating support 82 can slide back and forth on the sliding seat 81 when the L-shaped supporting rod 89 rotates, the reciprocating support 82 is fixedly connected with the movable block 63, the reciprocating support 82 drives the movable block 63 to slide back and forth on the sliding groove 62, the movable block 63 drives the polishing block 72 to slide back and forth, and forth polishing of the polishing block 72 on the surface is performed, the polishing efficiency is improved; the rotating motor 91 is started, the output end of the rotating motor 91 is used for driving the chassis 5 to rotate, the chassis 5 is made to drive the polishing blocks 72 to slide back and forth in all directions of the surface of the material, the surface of the material is polished comprehensively, and polishing efficiency is improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the equivalent replacement or change according to the technical solution and the modified concept of the present invention should be covered by the scope of the present invention.

Claims (10)

1. A grinding device for additive manufacturing, comprising:

the device comprises a base (1), wherein a base (2) is arranged above the base (1);

the limiting device (3) is positioned on one side of the base (2), the limiting device (3) comprises a fixed seat (31), and the fixed seat (31) is fixedly connected with the base (1);

the extension device (4) is positioned inside the base (2), the extension device (4) comprises an extension block (41), a chassis (5) is arranged below the extension block (41), a rotating device (9) is arranged between the chassis (5) and the extension block (41), a sliding device (6) is arranged on the chassis (5), and a grinding device (7) is arranged on one side of the sliding device (6);

and the reciprocating device (8) is positioned below the chassis (5) and is used for repeatedly grinding materials.

2. The additive manufacturing grinding apparatus according to claim 1, wherein: elevating gear (23) are including lifting screw (231), lifting screw (231) run through supporting shoe (22) and with supporting shoe (22) between through threaded connection, slide rail (21) are located the both ends that correspond lifting screw (231) and all are provided with bearing piece (232), spacing swing joint between lifting screw (231) and bearing piece (232), the top of base (2) is located the position fixed mounting who corresponds lifting screw (231) and has elevator motor (233), be connected through shaft coupling transmission between elevator motor (233)'s output and lifting screw (231).

3. The additive manufacturing grinding apparatus according to claim 1, wherein: stop screw (33) run through fixing base (31) and with between fixing base (31) threaded connection, stop screw (33) are located the rotatory handle of one end fixedly connected with (34) of keeping away from stopper (32), the equal spacing sliding connection in both sides that fixing base (31) are located stop screw (33) has stabilizer bar (35), fixed connection between stabilizer bar (35) and stopper (32), the inside cover that stabilizer bar (35) are located fixing base (31) is equipped with compression spring (36), fixed connection between the both ends of compression spring (36) respectively and fixing base (31) and stabilizer bar (35).

4. The additive manufacturing grinding apparatus according to claim 1, wherein: stopper (32) include fixed plate (321) and a plurality of briquetting (322) that set up side by side, briquetting (322) are the rectangle form, and briquetting (322) set up on fixed plate (321) lateral surface, connect through a plurality of springs (326) between briquetting (322) and fixed plate (321), one side fixed mounting that base (2) are close to stopper (32) has two support columns (37) that the size is the same, both sides that support column (37) are located slide rail (21) correspond the distribution, two distance between support column (37) and the corresponding setting of length of stopper (32), the fixed welding in homonymy middle part that base (1) is located base (2) and fixing base (31) has spacing post (38).

5. The additive manufacturing grinding apparatus according to claim 1, wherein: the supporting device is characterized in that one end, located inside the supporting block (22), of the extending block (41) is provided with a gear groove (42), the gear groove (42) is connected with a micro gear (43) in a meshed mode, a transmission rod (44) is fixedly connected to the micro gear (43), the transmission rod (44) penetrates through the surface of the supporting block (22) and is connected with the supporting block (22) in a limiting and rotating mode through a rotating shaft, an extending motor (45) is fixedly installed at the position, corresponding to the transmission rod (44), of the outside of the supporting block (22), and the output end of the extending motor (45) is fixedly connected with the transmission rod (44).

6. The additive manufacturing grinding apparatus according to claim 1, wherein: slider (6) are including hollow frame (61), through bolt fixed connection between hollow frame (61) and chassis (5), open the inside of hollow frame (61) has spout (62), the spacing sliding connection in inside of spout (62) has movable block (63), open one side that hollow frame (61) are located to keep away from chassis (5) has slide (64).

7. The additive manufacturing grinding apparatus according to claim 6, wherein: grinding device (7) are including grinding rod (71), movable block (63) are located on slide (64) and rotate through the pivot is spacing to be connected with grinding rod (71), grinding rod (71) run through slide (64) and with slide (64) between spacing sliding connection, grinding rod (71) are located the one end fixedly connected with grinding rod (72) of keeping away from chassis (5), movable block (63) are located and correspond the inside position fixed mounting of grinding rod (71) and have grinding motor (73), fixed connection between the output of grinding motor (73) and grinding rod (71).

8. The additive manufacturing grinding apparatus according to claim 1, wherein: one side fixed weld of slide (81) has fixed block (84), there is bull stick (85) through the spacing swing joint of pivot on fixed block (84), it is equipped with hollow screw (86) to lie in the inside spacing slip cover of recess (83) on bull stick (85), the inside below threaded connection that lies in hollow screw (86) of recess (83) has drive gear (87), drive gear (87) through well core rod (88) and come and go between support (82) spacing swing joint, well core rod (88) is gone up fixedly connected with L type branch (89), through the spacing swing joint of gangbar (810) between fixed block (84) and L type branch (89).

9. The additive manufacturing grinding apparatus according to claim 8, wherein: the fixed block (84) is located the position fixed mounting who corresponds bull stick (85) and has come and go motor (811), through shaft coupling transmission connection between the output of coming and going motor (811) and bull stick (85).

10. The additive manufacturing grinding apparatus according to claim 1, wherein: rotary device (9) include the rotation axis, the rotation axis be located extend the inside of piece (41) and with extend between piece (41) spacing rotation be connected, fixed connection between the bottom of rotation axis and chassis (5), the top fixed mounting that extends piece (41) has rotating electrical machines (91), fixed connection between the output of rotating electrical machines (91) and the rotation axis.

Images