CN115476424B - Production process of metal ceramic end mill and automatic sand blasting machine - Google Patents
Production process of metal ceramic end mill and automatic sand blasting machine Download PDFInfo
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- CN115476424B CN115476424B CN202211171029.7A CN202211171029A CN115476424B CN 115476424 B CN115476424 B CN 115476424B CN 202211171029 A CN202211171029 A CN 202211171029A CN 115476424 B CN115476424 B CN 115476424B
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- box body
- air outlet
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- 239000000919 ceramic Substances 0.000 title claims abstract description 40
- 239000002184 metal Substances 0.000 title claims abstract description 35
- 238000005488 sandblasting Methods 0.000 title claims abstract description 35
- 238000004519 manufacturing process Methods 0.000 title abstract description 9
- 238000005520 cutting process Methods 0.000 claims abstract description 16
- 239000011195 cermet Substances 0.000 claims abstract description 15
- 238000000227 grinding Methods 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 11
- 239000002994 raw material Substances 0.000 claims abstract description 10
- 238000004140 cleaning Methods 0.000 claims abstract description 5
- 239000002131 composite material Substances 0.000 claims abstract description 5
- 238000010304 firing Methods 0.000 claims abstract description 5
- 238000002156 mixing Methods 0.000 claims abstract description 5
- 238000005498 polishing Methods 0.000 claims abstract description 5
- 239000000843 powder Substances 0.000 claims abstract description 5
- 238000003825 pressing Methods 0.000 claims abstract description 5
- 238000005245 sintering Methods 0.000 claims abstract description 5
- 238000001291 vacuum drying Methods 0.000 claims abstract description 5
- 238000005303 weighing Methods 0.000 claims abstract description 5
- 238000003801 milling Methods 0.000 claims abstract description 4
- 239000000872 buffer Substances 0.000 claims description 41
- 238000004891 communication Methods 0.000 claims description 31
- 239000007921 spray Substances 0.000 claims description 25
- 239000004576 sand Substances 0.000 claims description 23
- 238000007789 sealing Methods 0.000 claims description 23
- 238000005422 blasting Methods 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 5
- 238000011065 in-situ storage Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 239000012535 impurity Substances 0.000 description 10
- 239000000428 dust Substances 0.000 description 4
- 230000000717 retained effect Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 210000003437 trachea Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
- B24B3/02—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of milling cutters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/02—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for sharpening or cleaning cutting tools, e.g. files
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/02—Abrasive blasting machines or devices; Plants characterised by the arrangement of the component assemblies with respect to each other
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C9/00—Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material
- B24C9/003—Removing abrasive powder out of the blasting machine
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
- B28B11/24—Apparatus or processes for treating or working the shaped or preshaped articles for curing, setting or hardening
- B28B11/243—Setting, e.g. drying, dehydrating or firing ceramic articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/22—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by cutting, e.g. incising
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ceramic Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Cleaning In General (AREA)
Abstract
The application relates to a production process of a metal ceramic end mill and an automatic sand blasting machine, which comprise the following process steps: s1, preparing raw materials: weighing, mixing and vacuum drying the components of the ceramic composite powder, and finally cold-pressing into cake blanks; s2, firing: sintering the cold-pressed and molded split blanks; s3, cutting: cutting the sintered cake blank into small sizes; s4, grinding: sharpening and grinding the working part of the small-size raw material to obtain a semi-finished cermet end milling cutter; s5, surface cleaning: and (3) carrying out surface polishing treatment on the semi-finished metal ceramic end mill to obtain the finished metal ceramic end mill. The application has the effect of improving the cutting performance of the metal ceramic end mill.
Description
Technical Field
The application relates to the field of metal ceramic end mill processing, in particular to a production process of a metal ceramic end mill and an automatic sand blasting machine.
Background
The metal ceramic end mill has the characteristics of high hardness, high wear resistance, corrosion resistance and easy cleaning.
Currently, the processing technology of the cermet end mill comprises: s1, preparing raw materials: weighing, mixing and vacuum drying the components of the ceramic composite powder, and finally cold-pressing into cake blanks; s2, firing: sintering the cold-pressed and molded split blanks; s3, cutting: cutting the sintered cake blank into small sizes; s4, grinding: sharpening and grinding the working part of the small-size raw material to obtain the metal ceramic end mill.
With respect to the related art in the above, the inventors consider that there are the following drawbacks: the machined cermet end mill may have some impurities adhering to it, which may affect the cutting performance of the cermet end mill when in use.
Disclosure of Invention
The application provides a production process of a metal ceramic end mill and an automatic sand blasting machine, which aims to reduce impurities attached to the metal ceramic end mill and improve the cutting performance of the metal ceramic end mill.
In a first aspect, the present application provides a production process of a cermet end mill, which adopts the following technical scheme:
A production process of a metal ceramic end mill, comprising the following process steps:
S1, preparing raw materials: weighing, mixing and vacuum drying the components of the ceramic composite powder, and finally cold-pressing into cake blanks;
S2, firing: sintering the cold-pressed and molded split blanks;
s3, cutting: cutting the sintered cake blank into small sizes;
S4, grinding: sharpening and grinding the working part of the small-size raw material to obtain a semi-finished cermet end milling cutter;
S5, surface processing: and (3) carrying out surface polishing treatment on the semi-finished metal ceramic end mill to obtain the finished metal ceramic end mill.
By adopting the technical scheme, the surface of the semi-finished metal ceramic end mill is cleaned, the attached impurities on the surface of the metal ceramic end mill are reduced, and the cutting performance of the metal ceramic end mill is improved.
In a second aspect, the present application provides an automatic sand blasting machine, which adopts the following technical scheme: the device comprises a box body, wherein a sand blasting assembly for sand blasting a workpiece is arranged in the box body, and the sand blasting assembly comprises a plurality of spray guns, a plurality of sand blasting pipes and a driving piece for driving the spray guns to move along the horizontal direction; the driving piece is arranged in the box body, a plurality of spray guns are arranged on the driving piece, a plurality of sand blasting pipes are in one-to-one correspondence with the spray guns, the sand blasting pipes are arranged at one end of each spray gun, and the sand blasting pipes are communicated with the spray guns; the box is characterized in that a communication through hole is formed in the side wall of the box body, a placing frame used for placing a plurality of workpieces is connected in the communication through hole in a sliding mode along the horizontal direction, and a sealing assembly used for sealing the communication through hole is arranged on the box body.
Through adopting above-mentioned technical scheme, during the use, operating personnel place a plurality of work pieces on the rack, later with rack slip in the box, seal assembly seals the intercommunication through-hole, and then the driving piece drives a plurality of spray guns and removes along the horizontal direction, spouts sand in the spray gun, and the sand washs the clearance to the work piece surface on the rack for the impurity that the work piece surface adheres to breaks away from the work piece, realizes the clearance to the work piece surface.
Optionally, an air outlet component for forming an air wall at the inner side of the communication through hole is arranged in the box body, and the air outlet component comprises a plurality of air outlet pipes; the utility model discloses a box, including box, connecting hole, storage rack, a plurality of outlet duct, a plurality of the outlet duct all sets up on the box inner wall, a plurality of the outlet duct distributes along intercommunication through-hole roof length direction, the outlet duct slope sets up, the height of outlet duct reduces gradually along the direction of rack sliding in box.
When the surface treatment of the workpiece is finished, a lot of dust is generated in the box body; some sand may also be retained on the surface of the workpiece.
Through adopting above-mentioned technical scheme, during the use, a plurality of outlet ducts blow out gas, make the intercommunication through-hole inboard form the air wall on the one hand, reduce the inside dust of box and escape from the box, cause the influence to the workman healthy, on the other hand can blow off the sand that detains on the work piece, reduce the work of operating personnel secondary clearance.
Optionally, the air outlet assembly further comprises a communication hose, an opening and closing plate, a driving structure for driving the opening and closing plate to move along the horizontal direction and a filter screen for blocking sand; the utility model discloses a sand blasting device, including connecting hose, sand blasting pipe, filter screen, storage rack, opening and closing plate, connecting hose one end is linked together with the outlet duct, the connecting hose other end is linked together with the sand blasting pipe, the filter screen sets up in the connecting hose, the opening and closing plate slides along rack direction of movement and connects on the outlet duct.
Through adopting above-mentioned technical scheme, when using, the rack removes along the direction of slipping into the box, drive structure drives and opens and close the board and remove along the direction of keeping away from the outlet duct, make the trachea open, the outlet duct clears up the work piece on the rack, and reduce external impurity and get into in the box, after the rack is located the box, the spray gun carries out the sandblast to the work piece surface, drive structure drives and opens and closes the board and remove along the direction that is close to the outlet duct, make out the trachea and close, the gas in the outlet duct will enter into the sandblast intraductal through the intercommunication hose, strengthen the initial velocity of spray gun spun sand.
Optionally, the driving structure comprises two connecting frames, a driving rod, a reset spring for restoring the opening and closing plate to a closing state of the air outlet pipe and a driving member for driving the driving rod to move; the two connecting frames are respectively arranged at two ends of the opening and closing plate and are used for blocking the opening and closing plate so that the opening and closing plate is connected to the air outlet pipe in a sliding manner; the utility model discloses a rack, including rack, actuating lever, drive lever, a plurality of saw tooth recesses that supply the link to slide conflict are offered to the actuating lever up end in the box of sliding along rack sliding direction, a plurality of saw tooth recesses distributes along the actuating lever sliding direction, be provided with on the actuating lever and be used for intermittently driving the actuating lever and follow the avoidance subassembly that vertical direction removed.
Through adopting above-mentioned technical scheme, when moving the rack along the direction of sliding into the box or sliding out in the box, the drive member drives the actuating lever along wearing to establish into the box or along wearing out the direction removal of box for the sawtooth recess drives the link and removes along the direction that the actuating lever removed, and the link drives and opens the board and open the outlet duct, when link and outlet duct are inconsistent, dodges subassembly drive actuating lever along reciprocating motion in vertical direction, makes the link be in the same position all the time for open and close the board and maintain the state of opening the outlet duct.
Optionally, the driving component comprises a connecting rod, the connecting rod is arranged on the driving rod, the connecting rod is arranged on the placing frame, the placing frame is connected in the box body in a sliding way through a driving component, and the driving component comprises a driving wheel, a sliding guide rail and a driving motor for driving the driving wheel to rotate; the sliding guide rail is arranged in the box body, the length direction of the sliding guide rail is parallel to the sliding direction of the rack, the rack is connected onto the sliding guide rail in a sliding manner, and the driving wheel is connected into the box body in a rotating manner and is abutted to the rack.
Through adopting the technical scheme, when in use, the rack is connected onto the sliding guide rail in a sliding way, so that the rack is abutted against the driving wheel, then the driving motor drives the driving wheel to rotate, the driving wheel drives the rack on the sliding guide rail to move, so that the driving rod and the connecting rod move along the direction penetrating into the box body, the sawtooth groove on the driving rod drives the connecting rack to move along the direction in which the rack moves, and the connecting rack drives the opening and closing plate to move along the direction in which the air outlet pipe slides out, so that the air outlet pipe is opened to reduce external impurities to enter the box body when the rack slides into the box body; after the processing is finished, the driving motor drives the driving wheel to rotate, the driving wheel drives the placing frame to move along the direction of sliding out of the box body, the driving rod moves along the direction of sliding out of the box body, the sawtooth grooves on the driving rod drive the connecting frame to move along the direction of moving of the placing frame, the connecting frame drives the opening and closing plate to move along the direction of sliding out of the air outlet pipe, the effect that the air outlet pipe is opened to reduce dust in the box body to escape from the box body when the placing frame slides out of the box body is achieved, and the retained sand on a workpiece on the placing frame is blown off.
Optionally, the avoidance assembly includes a sliding plate, a shake plate, and a shake spring for maintaining the shake plate in place; the rack slides through the board that slides and connects on the guide rail that slides, the drive wheel is used for with the board that slides and offsets and contact, the shake board slides along vertical direction and connects on the board that slides, the rack is used for placing in shake board up end, the connecting rod sets up on the shake board.
Through adopting above-mentioned technical scheme, during the use, the rack drives the actuating lever and removes, and when the link is inconsistent with the outlet duct, rack and shake board remove along vertical decurrent direction, when the sawtooth recess on link and actuating lever aligns, shake spring drive shake board and rack resets and shake, realize when driving actuating lever and link and breaking away from, realize shaking the work piece on the rack, further make things convenient for the outlet duct to blow off the sand that is detained on the work piece when the rack shifts out from the box is sliding.
Optionally, a buffer assembly is arranged on the placement frame, and the buffer assembly comprises a positioning rod, a buffer plate and a buffer spring for maintaining the buffer plate in situ; one end of the positioning rod is fixedly connected with the upper end face of the placing rack, the buffer plate is glidingly sleeved on the positioning rod, the buffer plate is used for placing a workpiece, and the positioning rod is used for penetrating the workpiece.
Through adopting above-mentioned technical scheme, during the use, operating personnel locates the work piece cover on the locating lever, and the buffer board buffers the work piece, reduces the work piece and contradicts with the rack and lead to the condition emergence of rack or work piece damage.
When the device works, the spray gun blows sand to the workpiece and drives the buffer plate to shake, so that the workpiece bounces part of the sand to different working positions, and then the rest spray guns wash the sand to other workpieces or the workpiece, so that the cleaning effect of the sand on the surface of the workpiece is further improved.
After the processing is finished, the rack moves along the direction of sliding out of the box body, the air outlet pipe blows the workpiece on the rack, the buffer plate and the buffer spring shake the workpiece, and the sand retained on the workpiece is more easily shaken off from the workpiece.
Optionally, the buffering subassembly still includes fixed cover and the cover that slides, fixed cover sets up in the rack up end, fixed cover is located on the locating lever, the cover that slides and wears to locate fixed the sheathe in, the one end that the rack was kept away from to the cover that slides sets up on the buffer board.
Through adopting above-mentioned technical scheme, fixed cover and slip the cover and can reduce the sand and get into the condition emergence between locating lever and the work piece, reduce the condition emergence that the sand was taken out by the rack on the rack, reduce the reduction amount of sand in the box.
Optionally, seal assembly is including being used for with the confined sealing door of intercommunication through-hole and being used for locking the sealing door on the box, sealing door one end rotates to be connected on the box lateral wall, the retaining member includes the pivoted board and supports tight bolt, pivoted board one end rotates to be connected on the box lateral wall, support tight bolt threaded connection on the pivoted board, the afterbody that supports tight bolt is used for inconsistent with sealing door.
Through adopting above-mentioned technical scheme, after sliding into the box with the rack, operating personnel closes the sealing door, rotates the pivoted panel along the direction that is close to the sealing door afterwards, will support tight bolt tightening afterwards for support tight bolt and contradict on the sealing door.
In summary, the present application includes at least one of the following beneficial technical effects:
1. The surface of the metal ceramic end mill is cleaned after grinding, so that impurities on the surface of the metal ceramic end mill are reduced, and the cutting performance of the metal ceramic end mill is improved;
2. Forming an air wall at the communication through hole through the air outlet assembly, reducing external impurities from entering the box body, reducing dust in the box body from entering the outside, and blowing sand retained on the workpiece into the box body;
3. The workpiece on the placing frame is dithered when the driving rod automatically moves along the direction away from the connecting frame through the avoiding assembly, so that sand on the workpiece can be blown off more easily by the gas outlet pipe.
Drawings
Fig. 1 is a process diagram of a production process of a cermet end mill of the present application.
Fig. 2 is a schematic structural view of an automatic sand blaster of the present application.
Fig. 3 is a cross-sectional view of the case of fig. 2 for illustrating the structure inside the case.
Fig. 4 is a schematic view of the hidden sandblasting assembly of fig. 3.
Fig. 5 is a cross-sectional view of fig. 4, showing the configuration of the avoidance assembly.
Fig. 6 is a schematic view of the structure of the holder and cermet end mill of fig. 5.
Fig. 7 is a cross-sectional view of fig. 6 for illustrating the structure of the buffer assembly on the placement frame.
Fig. 8 is an enlarged view of a portion a of fig. 4 for showing the opening and closing plate and the driving structure.
Reference numerals: 1. a case; 11. a communication through hole; 12. a placing rack; 13. a material leakage through hole; 14. a grid frame; 2. a sand blasting assembly; 21. a spray gun; 22. a sand blasting pipe; 23. a driving member; 231. a rodless cylinder; 232. a mounting frame; 3. a seal assembly; 31. a locking member; 311. a rotating plate; 312. abutting the bolt; 32. sealing the door; 4. driving the assembly; 41. a driving wheel; 42. a sliding guide rail; 43. a driving motor; 5. an avoidance assembly; 51. a slip plate; 52. a shaking plate; 53. a limit frame; 54. a sliding rod; 55. a shaking spring; 6. a buffer assembly; 61. a positioning rod; 62. a buffer plate; 63. a fixed sleeve; 64. a slip sleeve; 65. a buffer spring; 7. an air outlet assembly; 71. an air outlet pipe; 72. a communication hose; 73. an opening and closing plate; 74. a driving structure; 741. a connecting frame; 7411. a horizontal bar; 7412. a vertical rod; 742. a driving rod; 743. a return spring; 744. a connecting rod; 745. saw tooth grooves; 75. and (3) a filter screen.
Detailed Description
The application is described in further detail below with reference to fig. 1-8.
The embodiment of the application discloses a production process of a metal ceramic end mill. Referring to fig. 1, a process for producing a cermet end mill includes the following process steps:
S1, preparing raw materials: weighing, mixing and vacuum drying the components of the ceramic composite powder, and finally cold-pressing into cake blanks;
S2, firing: sintering the cold-pressed and molded split blanks;
s3, cutting: cutting the sintered cake blank into small sizes;
S4, grinding: sharpening and grinding the working part of the small-size raw material to obtain a semi-finished cermet end milling cutter;
S5, surface processing: and (3) carrying out surface polishing treatment on the semi-finished metal ceramic end mill to obtain the finished metal ceramic end mill.
By cleaning the surface of the semi-finished metal ceramic end mill, the attached impurities on the surface of the metal ceramic end mill are reduced, and the cutting performance of the metal ceramic end mill is improved.
The embodiment of the application also discloses an automatic sand blasting machine. Referring to fig. 2 and 3, an automatic sand blasting machine comprises a box body 1, wherein a communication through hole 11 is formed in the side wall of the box body 1, a placing frame 12 for placing a plurality of workpieces is slidably connected in the communication through hole 11, a sand blasting assembly 2 for blasting the placing frame 12 is arranged in the box body 1, and the sand blasting assembly 2 is positioned above the placing frame 12; the outside wall of the case 1 is provided with a sealing member 3 for sealing the communication through hole 11.
Referring to fig. 2 and 3, the blasting assembly 2 includes a plurality of blasting guns 21, a plurality of blasting tubes 22, and a driving member 23 for driving the blasting guns 21 to move in a horizontal direction; the driving piece 23 includes rodless cylinder 231 and mounting bracket 232, and rodless cylinder 231 length direction is parallel with rack 12 slip direction, and rodless cylinder 231 is located rack 12 top, and rodless cylinder 231 fixed connection is on box 1 inside wall, and mounting bracket 232 fixed connection is on the platform that slides of two rodless cylinders 231, and a plurality of spray guns 21 fixed connection is on mounting bracket 232, and a plurality of sandblast pipes 22 and a plurality of spray guns 21 one-to-one, sandblast pipe 22 one end fixed connection is in the one end of spray gun 21, and sandblast pipe 22 is linked together with spray gun 21.
Referring to fig. 2 and 3, the sealing assembly 3 includes a sealing door 32 for closing the communication through hole 11 and a locking member 31 for locking the sealing door 32 to the case 1, one end of the sealing door 32 is rotatably connected to the outer sidewall of the case 1, and the locking member 31 includes a rotation plate 311 and a tightening bolt 312; one end of the rotating plate 311 is rotatably connected to the outer side wall of the box 1, and the abutting bolt 312 is in threaded connection with the rotating plate 311, and the tail of the abutting bolt 312 is used for abutting the sealing door 32.
Referring to fig. 4 and 5, the placement frame 12 is slidably connected to the inside of the communication through hole 11 through the driving assembly 4 and the avoiding assembly 5, and the driving assembly 4 includes a driving wheel 41, two sliding rails 42, and a driving motor 43 for driving the driving wheel 41 to rotate; the length direction of the two sliding guide rails 42 is parallel to the sliding direction of the placement frame 12, the two sliding guide rails 42 are distributed along the width direction of the placement frame 12, and the two sliding guide rails 42 are fixedly connected to the inner side wall of the box body 1.
Referring to fig. 4 and 5, the avoidance assembly 5 includes a sliding plate 51, a shaking plate 52, a limiting frame 53, four sliding rods 54, and a shaking spring 55 for maintaining the shaking plate 52 in place; the sliding plate 51 is connected between the two sliding guide rails 42 in a sliding manner, the shaking plate 52 is positioned right above the sliding plate 51, the four sliding rods 54 are vertically connected to the sliding plate 51 in a sliding manner, and the shaking plate 52 is fixedly connected to the upper end surfaces of the four sliding rods 54; the shaking spring 55 is sleeved on the sliding rod 54, the shaking spring 55 is positioned between the sliding plate 51 and the shaking plate 52, one end of the shaking spring 55 is fixedly connected to the sliding plate 51, and the other end of the shaking spring 55 is fixedly connected to the shaking plate 52; the limiting frame 53 is fixedly connected to the upper end surface of the shaking plate 52, and the limiting frame 53 is internally used for placing the placing frame 12; the driving wheel 41 is rotatably connected to the inner side wall of the box body 1, the driving wheel 41 is located under the sliding guide rail 42, the driving motor 43 is fixedly connected to the outer side wall of the box body 1, an output shaft of the driving motor 43 is coaxially and fixedly connected to the driving wheel 41, the driving wheel 41 is used for abutting against the lower end face of the sliding plate 51, and a space for sliding the sliding plate 51 is formed between the driving wheel 41 and the sliding guide rail 42.
Referring to fig. 6 and 7, a plurality of material leakage through holes 13 are formed in the lower end face of the placement frame 12, a grid frame 14 is fixedly connected to the upper end face of the placement frame 12, a metal ceramic end mill is placed in the grid frame 14, a buffer assembly 6 is arranged in the grid frame 14, and the buffer assembly 6 comprises a positioning rod 61, a buffer plate 62, a fixing sleeve 63, a sliding sleeve 64 and a buffer spring 65 for maintaining the buffer plate 62 in situ; the locating lever 61 is vertical to be set up, locating lever 61 lower extreme fixed connection is in rack 12 up end, and buffer board 62 slides and overlaps 64 and locates on locating lever 61, and buffer spring 65 cover is located on the locating lever 61, and buffer spring 65 is located between rack 12 up end and the buffer board 62, and buffer spring 65 one end fixed connection is in rack 12 up end, and buffer spring 65 other end fixed connection is in buffer board 62 lower extreme.
Referring to fig. 6 and 7, a fixing sleeve 63 is sleeved on the positioning rod 61, the lower end of the fixing sleeve 63 is fixedly connected to the upper end surface of the placement frame 12, a sliding sleeve 64 is sleeved on the positioning rod 61 and slides through the fixing sleeve 63, and the upper end surface of the sliding sleeve 64 is fixedly connected to the lower end surface of the buffer plate 62.
Referring to fig. 3 and 4, an air outlet assembly 7 for forming an air wall inside the communication through hole 11 is arranged in the box 1, and the air outlet assembly 7 comprises a plurality of air outlet pipes 71, a communication hose 72, an opening and closing plate 73, a driving structure 74 for driving the opening and closing plate 73 to move along the horizontal direction, and a filter screen 75 for blocking sand; the air outlet pipes 71 are positioned above the communication through holes 11, the air outlet pipes 71 are uniformly distributed along the width direction of the placing frame 12, the air outlet pipes 71 are obliquely arranged, the height direction of the air outlet pipes 71 is gradually reduced along the direction that the placing frame 12 slides into the box body 1, one end of the communication hose 72 is fixedly connected to the side wall of the sand blasting pipe 22 and communicated with the sand blasting pipe 22, and the other end of the communication hose 72 is fixedly connected to the side wall of the air outlet pipe 71 and communicated with the air outlet pipe 71; the filter screen 75 is fixedly connected to the communication place between the communication hose 72 and the sand blasting pipe 22; the opening and closing plate 73 is horizontally arranged, and the opening and closing plate 73 is connected to the air outlet pipe 71 in a sliding manner along the sliding direction of the placement frame 12.
Referring to fig. 4 and 8, the driving structure 74 includes two connection frames 741, a driving rod 742, a return spring 743 for returning the opening and closing plate 73 to a closed state of the air outlet pipe 71, and a driving member for driving the driving rod 742 to move; the two connecting frames 741 are respectively positioned at two sides of the opening and closing plate 73, the two connecting frames 741 are distributed along the sliding direction of the opening and closing plate 73, the two connecting frames 741 are arranged on the opening and closing plate 73, and the connecting frames 741 comprise horizontal rods 7411 and vertical rods 7412; the length direction of the horizontal rod 7411 is parallel to the sliding direction of the opening and closing plate 73, one end of the horizontal rod 7411 is fixedly connected to one side wall of the opening and closing plate 73, and the upper end of the vertical rod 7412 is fixedly connected to one end of the horizontal rod 7411, which is far away from the opening and closing plate 73; the return spring 7413 is sleeved on the horizontal rod 7411, the return spring 743 is positioned between the vertical rod 7412 and the air outlet pipe 71, one end of the return spring 743 is in contact with the vertical rod 7412, and the return spring 743 is in contact with the air outlet pipe 71.
Referring to fig. 4 and 8, the driving member includes a connecting rod 744, the length direction of the connecting rod 744 is parallel to the length direction of the rack 12, the connecting rod 744 is fixedly connected to the shaking plate 52, the driving rod 742 is parallel to the connecting rod 744, the driving rod 742 is fixedly connected to the upper end surface of the connecting rod 744, a plurality of saw tooth grooves 745 for sliding and abutting by the vertical rod 7412 are formed in the upper end surface of the driving rod 742, the plurality of saw tooth grooves 745 are uniformly distributed along the length direction of the driving rod 742, and the lower end of the vertical rod 7412 is used for penetrating into the saw tooth grooves 745.
The implementation principle of the automatic sand blasting machine provided by the embodiment of the application is as follows: when in use, an operator places the placing frame 12 in the limiting frame 53, then sleeves the metal ceramic end mill on the positioning rod 61, and the buffer plate 62 buffers the metal ceramic end mill, so that the damage of the metal ceramic end mill or the placing frame 12 is reduced; then, the driving motor 43 drives the driving wheel 41 to rotate, the driving wheel 41 drives the sliding plate 51 to slide into the box body 1, in the process that the driving wheel 41 drives the sliding plate 51 to slide into the box body 1, the arc-shaped groove on the driving rod 742 drives the vertical rod 7412 to move along the sliding direction of the sliding plate 51, the vertical rod 7412 drives the opening and closing plate 73 to open the air outlet pipe 71, the air outlet pipe 71 forms an air wall at the inner side of the communication through hole 11, external impurities are reduced, the air outlet pipe enters into the box body 1, when the vertical rod 7412 stops moving, the vertical rod 7412 drives the driving rod 742 to move along the vertical downward direction through the sawtooth groove 745, and then the shaking spring 55 drives the shaking plate 52 to shake, so that the metal ceramic end mill on the placing frame 12 is shaken.
When the sand spraying device works, the vertical rod 7412 is separated from the sawtooth groove 745, so that the opening and closing plate 73 seals the air outlet pipe 71, and air in the air outlet pipe 71 enters the spray gun 21 through the communication hose 72, so that the initial speed of sand sprayed by the spray gun 21 is increased; when discharging, the working state of the rack 12 sliding into the box body 1 is consistent.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (4)
1. A process for producing a cermet end mill, comprising the following process steps:
S1, preparing raw materials: weighing, mixing and vacuum drying the components of the ceramic composite powder, and finally cold-pressing into cake blanks;
S2, firing: sintering the cold-pressed and molded split blanks;
s3, cutting: cutting the sintered cake blank into small sizes;
S4, grinding: sharpening and grinding the working part of the small-size raw material to obtain a semi-finished cermet end milling cutter;
S5, surface cleaning: performing surface polishing treatment on the semi-finished metal ceramic end mill to obtain a finished metal ceramic end mill;
The surface polishing treatment equipment used in the step S5 is an automatic sand blasting machine and comprises a box body (1), wherein a sand blasting assembly (2) for blasting a workpiece is arranged in the box body (1), and the sand blasting assembly (2) comprises a plurality of spray guns (21), a plurality of sand blasting pipes (22) and a driving piece (23) for driving the spray guns (21) to move along the horizontal direction; the driving piece (23) is arranged in the box body (1), a plurality of spray guns (21) are arranged on the driving piece (23), a plurality of sand blasting pipes (22) are in one-to-one correspondence with the spray guns (21), the sand blasting pipes (22) are arranged at one end of the spray guns (21), and the sand blasting pipes (22) are communicated with the spray guns (21); a communication through hole (11) is formed in the side wall of the box body (1), a placing frame (12) for placing a plurality of workpieces is connected in the communication through hole (11) in a sliding mode along the horizontal direction, and a sealing assembly (3) for sealing the communication through hole (11) is arranged on the box body (1);
An air outlet component (7) for forming an air wall on the inner side of the communication through hole (11) is arranged in the box body (1), and the air outlet component (7) comprises a plurality of air outlet pipes (71); the air outlet pipes (71) are arranged on the inner side wall of the box body (1), the air outlet pipes (71) are distributed along the length direction of the top wall of the communication through hole (11), the air outlet pipes (71) are obliquely arranged, and the height of the air outlet pipes (71) is gradually reduced along the direction that the rack (12) slides into the box body (1);
The air outlet assembly (7) further comprises a communication hose (72), an opening and closing plate (73), a driving structure (74) for driving the opening and closing plate (73) to move along the horizontal direction and a filter screen (75) for blocking sand; one end of the communication hose (72) is communicated with the air outlet pipe (71), the other end of the communication hose (72) is communicated with the sand blasting pipe (22), the filter screen (75) is arranged in the communication hose (72), and the opening and closing plate (73) is connected to the air outlet pipe (71) in a sliding manner along the moving direction of the placement frame (12);
The driving structure (74) comprises two connecting frames (741), a driving rod (742), a reset spring (743) for restoring the opening and closing plate (73) to the closing state of the air outlet pipe (71) and a driving member for driving the driving rod (742) to move; the two connecting frames (741) are respectively arranged at two ends of the opening and closing plate (73), and the connecting frames (741) are used for blocking the opening and closing plate (73) so that the opening and closing plate (73) is connected to the air outlet pipe (71) in a sliding manner; the driving rod (742) is connected in the box body (1) in a sliding mode along the sliding direction of the placing frame (12), a plurality of saw tooth grooves (745) for sliding and abutting of the connecting frame (741) are formed in the upper end face of the driving rod (742), the saw tooth grooves (745) are distributed along the sliding direction of the driving rod (742), and an avoidance assembly (5) for intermittently driving the driving rod (742) to move along the vertical direction is arranged on the driving rod (742);
The driving component comprises a connecting rod (744), the connecting rod (744) is arranged on a driving rod (742), the connecting rod (744) is arranged on a placing rack (12), the placing rack (12) is connected in the box body (1) in a sliding way through a driving component (4), and the driving component (4) comprises a driving wheel (41), a sliding guide rail (42) and a driving motor (43) for driving the driving wheel (41) to rotate; the sliding guide rail (42) is arranged in the box body (1), the length direction of the sliding guide rail (42) is parallel to the sliding direction of the placing rack (12), the placing rack (12) is connected to the sliding guide rail (42) in a sliding manner, and the driving wheel (41) is rotatably connected in the box body (1) and is in contact with the placing rack (12);
The avoidance assembly (5) comprises a sliding plate (51), a shaking plate (52) and a shaking spring (55) for maintaining the shaking plate (52) in situ; the rack (12) is connected onto the sliding guide rail (42) in a sliding manner through the sliding plate (51), the driving wheel (41) is used for being in conflict with the sliding plate (51), the shaking plate (52) is connected onto the sliding plate (51) in a sliding manner along the vertical direction, the rack (12) is used for being placed on the upper end face of the shaking plate (52), and the connecting rod (744) is arranged on the shaking plate (52).
2. The process for producing a cermet end mill according to claim 1, wherein: the rack (12) is provided with a buffer assembly (6), and the buffer assembly (6) comprises a positioning rod (61), a buffer plate (62) and a buffer spring (65) for maintaining the buffer plate (62) in situ; one end of the positioning rod (61) is fixedly connected to the upper end face of the placement frame (12), the buffer plate (62) is arranged on the positioning rod (61) in a sliding mode, the buffer plate (62) is used for placing a workpiece, and the positioning rod (61) is used for penetrating the workpiece.
3. A process for producing a cermet end mill according to claim 2, characterized in that: the buffer assembly (6) further comprises a fixed sleeve (63) and a sliding sleeve (64), the fixed sleeve (63) is arranged on the upper end face of the placing frame (12), the fixed sleeve (63) is sleeved on the positioning rod (61), the sliding sleeve (64) is arranged on the fixed sleeve (63) in a sliding mode, and one end, far away from the placing frame (12), of the sliding sleeve (64) is arranged on the buffer plate (62).
4. The process for producing a cermet end mill according to claim 1, wherein: seal assembly (3) are including being used for with the confined sealing door (32) of intercommunication through-hole (11) and being used for locking sealing door (32) retaining member (31) on box (1), sealing door (32) one end rotates to be connected on box (1) lateral wall, retaining member (31) are including rotating board (311) and support tight bolt (312), rotate board (311) one end and connect on box (1) lateral wall, support tight bolt (312) threaded connection on rotating board (311), the afterbody of supporting tight bolt (312) is used for inconsistent with sealing door (32).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211171029.7A CN115476424B (en) | 2022-09-23 | 2022-09-23 | Production process of metal ceramic end mill and automatic sand blasting machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211171029.7A CN115476424B (en) | 2022-09-23 | 2022-09-23 | Production process of metal ceramic end mill and automatic sand blasting machine |
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| CN115476424B true CN115476424B (en) | 2024-06-11 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1177540A (en) * | 1997-09-01 | 1999-03-23 | Plastron Kk | Metal surface processing method and metal material processed by this method |
| CN211540875U (en) * | 2020-01-03 | 2020-09-22 | 苏州康誉欧机械有限公司 | Tool sand blasting and polishing device |
| CN212240426U (en) * | 2020-05-09 | 2020-12-29 | 蚌埠佳美仕义齿有限公司 | Artificial tooth polishing machine |
| CN114193335A (en) * | 2021-12-21 | 2022-03-18 | 浙江普菲特切削工具有限公司 | Metal ceramic blade machining process |
| CN216228860U (en) * | 2021-11-16 | 2022-04-08 | 浙江普菲特切削工具有限公司 | Sand blasting machine's rack |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5148183B2 (en) * | 2007-07-04 | 2013-02-20 | 株式会社不二製作所 | Blasting abrasive and blasting method using the abrasive |
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2022
- 2022-09-23 CN CN202211171029.7A patent/CN115476424B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1177540A (en) * | 1997-09-01 | 1999-03-23 | Plastron Kk | Metal surface processing method and metal material processed by this method |
| CN211540875U (en) * | 2020-01-03 | 2020-09-22 | 苏州康誉欧机械有限公司 | Tool sand blasting and polishing device |
| CN212240426U (en) * | 2020-05-09 | 2020-12-29 | 蚌埠佳美仕义齿有限公司 | Artificial tooth polishing machine |
| CN216228860U (en) * | 2021-11-16 | 2022-04-08 | 浙江普菲特切削工具有限公司 | Sand blasting machine's rack |
| CN114193335A (en) * | 2021-12-21 | 2022-03-18 | 浙江普菲特切削工具有限公司 | Metal ceramic blade machining process |
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| CN115476424A (en) | 2022-12-16 |
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