CN217143541U

CN217143541U - High-efficiency numerical control tool grinding machine

Info

Publication number: CN217143541U
Application number: CN202220513552.2U
Authority: CN
Inventors: 周天宏
Original assignee: Chongqing Fubang Tool Manufacturing Co ltd
Current assignee: Chongqing Fubang Tool Manufacturing Co ltd
Priority date: 2022-03-09
Filing date: 2022-03-09
Publication date: 2022-08-09
Anticipated expiration: 2032-03-09

Abstract

The utility model belongs to the technical field of numerical control tool grinding machines, and discloses a high-efficiency numerical control tool grinding machine, which comprises a base, a rotatable grinding disc, a spindle box and a thimble which can horizontally slide are arranged above the base, a drill bit is arranged on the spindle box, a positioning component is arranged on the thimble, the positioning component comprises an installation block, a bearing arranged on the installation block, a positioning rod arranged on the bearing and a locking mechanism, one end surface of the positioning rod is contacted with one end surface of the drill bit, the positioning component is arranged on the thimble, the end surface of the positioning rod extrudes the end surface of the drill bit to play a positioning effect on the drill bit by matching with the spindle box, the positioning rod is coaxial with the drill bit, when the drill bit rotates, the positioning rod can synchronously rotate along with the drill bit, the end surface of the positioning rod and the end surface of the drill bit keep relatively static, thereby solving the problem that the thimble is positioned to easily drill a depression on the end surface of the drill bit, the end face of the drill bit does not need to be additionally ground, and the production efficiency is improved.

Description

High-efficiency numerical control tool grinding machine

Technical Field

The utility model belongs to the technical field of the numerically control tool grinding machine, concretely relates to high efficiency numerically control tool grinding machine.

Background

Numerical control tool grinder is the equipment that the cutter that uses in the numerical control machine tool was polished, the drill bit of numerical control machine tool polishes its surface through the mill, when polishing, through the chuck centre gripping drill bit on the headstock, the headstock drives the drill bit and moves the limit and rotates when removing, make the mill polish the drill bit outer wall comprehensively, can process the higher drill bit of precision, but current numerical control tool grinder still has the weak point when using, extrude the location to the tip of drill bit through the top when polishing, and the thimble easily drills out the cave in at the drill bit tip when the drill bit rotates, lead to the drill bit tip to need grind in addition, reduce production efficiency, and the mill can't add grinding paste midway polishing, lead to polishing the effect poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high efficiency numerical control tool grinding machine to the thimble of solving current numerical control tool grinding machine easily drills out sunkenly at the drill bit tip, and the mill polishes the problem of midway unable interpolation abrasive paste.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high efficiency numerical control tool grinding machine, includes the base, but rotatable mill and horizontal slip's headstock and thimble are installed to the top of base, install the drill bit on the headstock, install locating component on the thimble, locating component is including the installation piece, install the bearing on the installation piece, install location stick and locking mechanism on the bearing, a terminal surface of location stick and the end face contact of drill bit.

Preferably, the erection column is installed to the one end of thimble, the top of erection column is installed and is ground the cream and supply the subassembly, it includes the slip table cylinder and installs the cream of grinding on the slip table cylinder to grind the cream supply unit, a lateral wall of cream of grinding can contact with the mill.

Preferably, a positioning groove is formed in one side wall, far away from the positioning rod, of the mounting block, and one end of the ejector pin is matched with the positioning groove.

Preferably, locking mechanism includes the bolt of closing soon through the screw thread and connecting on the installation piece, and the bolt is annular array distribution, every the one end of bolt all can extend to in the constant head tank to contact with the outer wall of thimble.

Preferably, the polishing paste supply assembly further comprises a connecting block mounted on the polishing paste, and the bottom of the connecting block is connected to the sliding table of the sliding table cylinder.

Preferably, a mounting plate is mounted on the top of the base, and the grinding disc is rotatably mounted on the mounting plate.

Compared with the prior art, the utility model, following beneficial effect has:

(1) the utility model discloses an installation location subassembly on the thimble, the locating component comprises the installation piece and the location stick of installing on the installation piece through the bearing, the terminal surface of the terminal surface extrusion drill bit of location stick, play the location effect to the drill bit with the headstock cooperation, and the location stick is coaxial with the drill bit, during the drill bit rotation, the location stick can rotate along with the drill bit is synchronous, location stick terminal surface and drill bit terminal surface keep relative static, it easily drills out sunken problem at the drill bit terminal surface to have solved the thimble location, the drill bit terminal surface need not to grind in addition, and the production efficiency is improved.

(2) The utility model discloses a set up grinding paste in one side of mill, grinding paste passes through the connecting block and installs on the slip table cylinder, promotes grinding paste through the slip table cylinder and removes to the mill direction and realize feeding, the mill homoenergetic and grinding paste contact when being in drill bit one end at every turn, can add grinding paste to the mill midway grinding, improve the effect of polishing of drill bit.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the positioning assembly and the thimble of the present invention;

fig. 3 is a side view of the positioning assembly of the present invention;

FIG. 4 is a state diagram of the polishing paste of the present invention in contact with the polishing pad;

in the figure: 1. a base; 2. a main spindle box; 3. a grinding disc; 4. grinding the paste; 5. connecting blocks; 6. a sliding table cylinder; 7. mounting a column; 8. a drill bit; 9. a positioning assembly; 10. a thimble; 11. a positioning rod; 12. mounting blocks; 13. a bearing; 14. a locking mechanism; 15. positioning a groove; 16. and (7) mounting the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: a high-efficiency numerical control tool grinding machine comprises a base 1, a rotatable grinding disc 3, a spindle box 2 and an ejector pin 10 which can slide horizontally are mounted above the base 1, a drill bit 8 is mounted on the spindle box 2, a chuck is mounted on the spindle box 2, one end of the drill bit is clamped through the chuck, the spindle box 2 is used for driving the drill bit 8 to rotate at a constant speed, a positioning assembly 9 is mounted on the ejector pin 10, the positioning assembly 9 comprises a mounting block 12, a bearing 13 mounted on the mounting block 12, a positioning rod 11 and a locking mechanism 14 mounted on the bearing 13, one end face of the positioning rod 11 is in contact with one end face of the drill bit 8, the diameter of the positioning rod 11 is slightly smaller than that of the drill bit 8, the positioning rod 11 is coaxial with the drill bit 8 and generates extrusion on the end face of the drill bit 8, the positioning effect is achieved on the drill bit 8 by matching with the spindle box 2, the grinding disc 3 rotates in situ, the spindle box 2, the ejector pin 10 and the rotary grinding head 2 and the ejector pin 10, Locating component 9 and drill bit 8 make a round trip to translate in step, as shown in fig. 1, mill 3 grinds the one end of drill bit 8, as shown in fig. 4, mill 3 grinds the other end of drill bit 8, drill bit 8 is reciprocating motion between these two positions, when drill bit 8 rotates, locating rod 11 rotates thereupon, locating rod 11 terminal surface and drill bit 8 terminal surface keep relative still, solved thimble 10 location and easily drilled sunken problem at drill bit 8 terminal surface, 8 terminal surfaces of drill bit need not to grind in addition, improve production efficiency.

Furthermore, one end of the thimble 10 is provided with a mounting column 7, the top of the mounting column 7 is provided with a grinding paste supply assembly, the grinding paste supply assembly comprises a sliding table cylinder 6 and a grinding paste 4 arranged on the sliding table cylinder 6, one side wall of the grinding paste 4 can be contacted with the grinding disc 3, the grinding paste 4 is pushed to move towards the grinding disc 3 by the sliding table cylinder 6, the feeding of the grinding paste 4 is realized, as shown in fig. 4, the abrasive disc 3 can be brought into contact with the abrasive paste 4 each time it is at the end of the drill bit 8, grinding paste 4 can be added into the grinding disc 3 in the grinding process, the grinding effect of the drill bit 8 is improved, after the grinding disc 3 rubs off the paste each time, when the mounting post 7 drives the grinding paste supply assembly to be far away from the grinding disc 3, the sliding table cylinder 6 pushes the grinding paste 4 into the grinding disc 3 for 1mm, and the grinding disc 3 can rub the paste body when the grinding disc 3 and the drill bit 8 are located at the position shown in fig. 4 next time.

Furthermore, a positioning groove 15 is formed on a side wall of the mounting block 12 away from the positioning rod 11, and one end of the thimble 10 is engaged with the positioning groove 15.

Specifically, locking mechanism 14 includes and closes the bolt of connecting on installation piece 12 through the screw thread soon, and the bolt is the annular array and distributes, and the one end of every bolt all can extend to in constant head tank 15 to with the outer wall contact of thimble 10, can lock thimble 10 through the bolt, make installation piece 12 stable installation on thimble 10, and convenient to detach.

It is noted that the polishing paste supply unit further includes a connection block 5 mounted on the polishing paste 4, and the bottom of the connection block 5 is connected to the slide table of the slide table cylinder 6.

Further, mounting panel 16 is installed at the top of base 1, mill 3 rotationally installs on mounting panel 16, install the motor on mounting panel 16, mill 3 is high-speed rotatory through motor drive, the internally mounted of base 1 has two screw drive subassemblies, erection column 7 and headstock 2 respectively realize horizontal slip through the drive of a screw drive subassembly, the screw drive subassembly is by the lead screw, drive lead screw pivoted motor, the gag lever post with connect the slider component on the lead screw through the screw thread soon, the outside of gag lever post is located to the slider slip cap, can realize horizontal slip when the lead screw rotates, the slider of two screw drive subassemblies respectively with erection column 7 and headstock 2 between be connected with the connecting rod, the top of connecting rod is equal to the top surface of base 1.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A high efficiency numerically controlled tool grinding machine, characterized by: including base (1), but rotatable mill (3) and horizontal slip's headstock (2) and thimble (10) are installed to the top of base (1), install drill bit (8) on headstock (2), install locating component (9) on thimble (10), locating component (9) are including installation piece (12), install bearing (13) on installation piece (12), install location stick (11) and locking mechanism (14) on bearing (13), a terminal surface of location stick (11) and a terminal surface contact of drill bit (8).

2. A high efficiency, numerically controlled tool grinding machine as in claim 1, wherein: mounting post (7) are installed to the one end of thimble (10), the top of mounting post (7) is installed and is ground the cream and supply the subassembly, it includes slip table cylinder (6) and installs grinding cream (4) on slip table cylinder (6) to grind the cream supply unit, grind a lateral wall of cream (4) and can contact with mill (3).

3. A high efficiency, numerically controlled tool grinding machine as claimed in claim 2, wherein: a positioning groove (15) is formed in one side wall, far away from the positioning rod (11), of the mounting block (12), and one end of the ejector pin (10) is matched with the positioning groove (15).

4. A high efficiency, numerically controlled tool grinding machine as in claim 3, wherein: the locking mechanism (14) comprises bolts which are connected to the mounting block (12) in a screwing mode through threads and distributed in an annular array mode, and one end of each bolt can extend into the positioning groove (15) and is in contact with the outer wall of the ejector pin (10).

5. A high efficiency, numerically controlled tool grinding machine as in claim 4, wherein: the grinding paste supply assembly further comprises a connecting block (5) installed on the grinding paste (4), and the bottom of the connecting block (5) is connected to a sliding table of a sliding table cylinder (6).

6. A high efficiency, numerically controlled tool grinding machine as in claim 5, wherein: the grinding disc grinding machine is characterized in that a mounting plate (16) is mounted at the top of the base (1), and the grinding disc (3) is rotatably mounted on the mounting plate (16).