CN212945832U

CN212945832U - Numerical control machine tool special for cambered surface machining

Info

Publication number: CN212945832U
Application number: CN202021438097.1U
Authority: CN
Inventors: 关祖峰
Original assignee: Dalian Fengxu Mould Co ltd
Current assignee: Dalian Fengxu Mould Co ltd
Priority date: 2020-07-18
Filing date: 2020-07-18
Publication date: 2021-04-13
Anticipated expiration: 2030-07-18

Abstract

The utility model discloses a numerical control machine tool special for cambered surface machining, which comprises a saddle, a motor device and a tool changing table, wherein a right shaft rod is installed on the right side in the saddle through a bearing, a worm wheel is installed on the lower side of the right shaft rod, an installation disc is installed on the upper side of the right shaft rod, the upper end of the installation disc is fixedly connected with a fixed block, an adjusting column is fixedly connected to the right side of the fixed block, an adjusting disc is installed on the left side of the fixed block, the adjusting disc is installed on a left shaft rod, a limit gear is installed on the lower side of the left shaft; trade sword platform bottom and transmission shaft fixed connection, and the left downside of tool changing platform installs the slider, and the spout is installed to the saddle upside simultaneously to the inside left side fixedly connected with pneumatic cylinder of saddle. The numerical control machine tool special for machining the arc surface has the characteristics that four groups of arc cutting tools are used alternately, the tool changing time is saved, and the working efficiency of the machine tool is greatly improved.

Description

Numerical control machine tool special for cambered surface machining

Technical Field

The utility model relates to a digit control machine tool equipment science and technology technical field specifically is a special digit control machine tool of cambered surface processing.

Background

In current machining, the arc surface processing that carries on to the work piece adopts the digit control machine tool to go on mostly, and the work piece is fixed on the anchor clamps of lathe, uses the epaxial cutter of arbor to carry out the cambered surface processing to the work piece, and the cutter is when carrying out the arc surface processing, takes place wearing and tearing and the condition of disconnected sword easily, and when changing, very inconvenient, greatly reduced, the work efficiency of lathe, consequently, provides the mechanism of the tool changing of being convenient for, and is very necessary, and consequently this patent is because of transporting and produces.

In order to solve the defects in the existing market, a numerical control machine special for arc surface machining is provided to solve the problems.

Disclosure of Invention

The utility model provides a technical problem lie in overcoming the defect that mentions in the background art, provide a special digit control machine tool of cambered surface processing. The tool changing table and the motor device have the characteristics that four groups of arc cutting tools are alternately used, the tool changing time is saved, and the working efficiency of the machine tool is greatly improved.

In order to achieve the above object, the utility model provides a following technical scheme: a numerical control machine tool special for machining a cambered surface comprises a saddle, a motor device and a tool changing table, wherein a right shaft rod is mounted on the right side in the saddle through a bearing, a worm wheel is mounted on the lower side of the right shaft rod, a mounting disc is mounted on the upper side of the right shaft rod, the upper end of the mounting disc is fixedly connected with a fixing block, an adjusting column is fixedly connected to the right side of the fixing block, an adjusting disc is mounted on the left side of the fixing block, the adjusting disc is mounted on a left shaft rod, a limiting gear is mounted on the lower side of the left shaft;

trade sword platform bottom and transmission shaft fixed connection, and the left downside of tool changing platform installs the slider, and the spout is installed to the saddle upside simultaneously to the inside left side fixedly connected with pneumatic cylinder of saddle, the piston rod and the limiting plate fixed connection of pneumatic cylinder, and fixedly connected with guide bar on the inside wallboard of saddle.

Preferably, four groups of guide holes are uniformly formed in the limiting plate, guide rods are inserted into the four groups of guide holes, and the limiting plate is of a rectangular structure made of metal materials.

Preferably, the right end of the limiting plate is fixedly connected with the rack, the rack is matched with the limiting gear in size, the rack is meshed with the limiting gear and is connected with the limiting gear, and the rack is in a transverse moving structure.

Preferably, the limiting gear, the adjusting disc and the tool changing table are of concentric circle structures, and the diameter of the limiting gear is equal to one third of the diameter of the adjusting disc.

Preferably, the output shaft of the motor device is fixedly connected with the worm through the coupler, the worm is matched with the worm wheel in size, the worm is meshed with the worm wheel, and the worm wheel and the adjusting disc are coaxially arranged.

Preferably, four groups of openings are uniformly formed in the adjusting disc, the width of each opening is larger than the diameter of the adjusting column, and the height of each adjusting column is larger than the depth of each opening.

Preferably, four groups of sliding blocks are uniformly arranged at the bottom of the tool changing table, the sliding grooves are annularly formed in the saddle, the sliding blocks are slidably connected inside the sliding grooves, the sliding blocks are arranged in a spherical mode, and four groups of arc cutting tools are uniformly arranged on the surface of the tool changing table.

Compared with the prior art, the beneficial effects of the utility model are that:

1. when the replacement of the new and old cutters is finished, the piston rod of the hydraulic cylinder drives the rack to be clamped on the limiting gear, so that the phenomenon that the arc cutting cutter deviates from a station due to deflection of the cutter changing table under the action of external force after the replacement of the new and old cutters is finished is avoided;

2. the four groups of openings are arranged corresponding to the four groups of arc cutting tools, and the adjusting columns drive the rotating angle of the adjusting disc through the openings, namely the rotating angle of the old arc cutting tool moving out of the station and the rotating angle of the new arc cutting tool moving in the station; the time for changing the tool is saved, and the working efficiency of the machine tool is greatly improved;

3. when the limiting plate moves transversely, four groups of guide rods are inserted into the limiting plate, so that the limiting plate can be limited and guided, and the stability of the limiting plate during working is ensured.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a side view of the structure of the present invention;

FIG. 3 is a bottom view of the tool changing table according to the present invention;

FIG. 4 is a schematic sectional view of the structure A-A of the present invention;

fig. 5 is a top view of the tool changing table of the present invention.

Reference numbers in the figures: 1. a saddle; 2. a hydraulic cylinder; 3. a guide bar; 4. a limiting plate; 5. a rack; 6. a limit gear; 7. a motor device; 8. a worm gear; 9. a right shaft lever; 10. an adjustment column; 11. a fixed block; 12. mounting a disc; 13. an adjusting disk; 14. a left shaft lever; 15. a drive shaft; 16. changing a tool table; 17. a chute; 18. a slider; 19. opening a hole; 20. an arc cutting tool.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. 1-5, the present invention provides a technical solution: a numerical control machine tool special for arc surface machining comprises a saddle 1, a motor device 7 and a tool changing table 16, wherein a right shaft rod 9 is installed on the right side inside the saddle 1 through a bearing, a worm wheel 8 is installed on the lower side of the right shaft rod 9, an installation disc 12 is installed on the upper side of the right shaft rod 9, the upper end of the installation disc 12 is fixedly connected with a fixed block 11, an adjusting column 10 is fixedly connected to the right side of the fixed block 11, an adjusting disc 13 is installed on the left side of the fixed block 11, the adjusting disc 13 is installed on a left shaft rod 14, a limiting gear 6 is installed on the lower side of the left shaft rod 14, and; four groups of guide holes are uniformly formed in the limiting plate 4, guide rods 3 are inserted into the four groups of guide holes, and the limiting plate 4 is of a rectangular structure made of metal materials; the right end of the limiting plate 4 is fixedly connected with a rack 5, the rack 5 is matched with the limiting gear 6 in size, meanwhile, the rack 5 is meshed with the limiting gear 6, and the rack 5 is in a transverse moving structure; four groups of sliding blocks 18 are uniformly arranged at the bottom of the tool changing table 16, the sliding groove 17 is annularly arranged on the saddle 1, the sliding blocks 18 are slidably connected inside the sliding groove 17, the sliding blocks 18 are arranged in a spherical shape, and four groups of arc cutting tools 20 are uniformly arranged on the surface of the tool changing table 16; the bottom of the tool changing table 16 is fixedly connected with the transmission shaft 15, a sliding block 18 is arranged on the left lower side of the tool changing table 16, a sliding groove 17 is arranged on the upper side of the saddle 1, a hydraulic cylinder 2 is fixedly connected to the left side inside the saddle 1, a piston rod of the hydraulic cylinder 2 is fixedly connected with the limiting plate 4, and a guide rod 3 is fixedly connected to an inner wall plate of the saddle 1; the limiting gear 6, the adjusting disc 13 and the tool changing table 16 are of concentric circle structures, and the diameter of the limiting gear 6 is equal to one third of that of the adjusting disc 13; four groups of openings 19 are uniformly formed in the adjusting disc 13, the width of each opening 19 is larger than the diameter of the adjusting column 10, and the height of each adjusting column 10 is larger than the depth of each opening 19; an output shaft of the motor device 7 is fixedly connected with a worm through a coupler, the worm is matched with the worm wheel 8 in size, meanwhile, the worm is meshed with the worm wheel 8, and the worm wheel 8 and the adjusting disc 13 are coaxially arranged;

as shown in fig. 1 and 4: four groups of openings 19 are formed in the adjusting disc 13, four groups of arc cutting tools 20 are arranged on the tool changing table 16, the four groups of openings 19 are arranged corresponding to the four groups of arc cutting tools 20, the adjusting column 10 drives the adjusting disc 13 to rotate through the openings 19, namely, the angle of the rotation of the old arc cutting tool 20 when the old arc cutting tool 20 moves out of the station, and the angle of the rotation of the new arc cutting tool 20 when the new arc cutting tool 20 moves into the station is required; the motor device 7 and the hydraulic cylinder 2 are all universal standard parts or parts known by technicians in the field, and the structure and the principle of the motor device and the hydraulic cylinder are known by the technicians through technical manuals or conventional experimental methods;

when shown in fig. 1 and 2: when the replacement of the new and old cutters is finished, the piston rod of the hydraulic cylinder 2 drives the rack 5 to be clamped on the limit gear 6, so that the phenomenon that the arc cutting cutter 20 deviates from a station due to deflection of the tool changing table 16 under the action of external force after the replacement of the new and old cutters is finished is avoided; when the limiting plate 4 moves transversely, four groups of guide rods 3 are inserted into the limiting plate 4, and the limiting plate can be limited and guided.

When the numerical control machine tool special for machining the arc surface is used, when the arc cutting tool 20 on the surface of the tool changing table 16 is damaged, the damaged arc cutting tool 20 does not need to be changed at the moment, firstly, the piston rod is moved to the left by the hydraulic cylinder 2, the rack 5 is separated from the limit gear 6, the external switch of the motor device 7 is turned on, the motor device 7 drives the worm wheel 8 to rotate through the worm, the worm wheel 8 drives the mounting disc 12 to rotate through the right shaft rod 9, the mounting disc 12 drives the adjusting column 10 on the mounting disc to rotate, the adjusting column 10 is moved into the opening 19 and drives the adjusting disc 13 to rotate through the opening 19, the adjusting disc 13 drives the tool changing table 16 to rotate through the transmission shaft 15, the intact arc cutting tool 20 is moved to a working station to replace the damaged arc cutting tool 20 to work, and the working efficiency of the machine tool; this is the whole process of the numerical control machine tool special for arc surface processing.

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. The utility model provides a special digit control machine tool of cambered surface processing, includes saddle (1), motor means (7) and tool changing platform (16), its characterized in that: the right side of the interior of the saddle (1) is provided with a right shaft rod (9) through a bearing, a worm wheel (8) is arranged on the lower side of the right shaft rod (9), a mounting disc (12) is arranged on the upper side of the right shaft rod (9), the upper end of the mounting disc (12) is fixedly connected with a fixing block (11), the right side of the fixing block (11) is fixedly connected with an adjusting column (10), an adjusting disc (13) is arranged on the left side of the fixing block (11), the adjusting disc (13) is arranged on a left shaft rod (14), a limiting gear (6) is arranged on the lower side of the left shaft rod (14), and the upper end of the left shaft rod (;

trade sword platform (16) bottom and transmission shaft (15) fixed connection, and trade sword platform (16) left side downside and install slider (18), spout (17) are installed to saddle (1) upside simultaneously to saddle (1) inside left side fixedly connected with pneumatic cylinder (2), the piston rod and limiting plate (4) fixed connection of pneumatic cylinder (2), and fixedly connected with guide bar (3) on the inside wallboard of saddle (1).

2. The numerical control machine tool special for arc surface machining according to claim 1, characterized in that: four groups of guide holes are uniformly formed in the limiting plate (4), guide rods (3) are inserted into the four groups of guide holes, and the limiting plate (4) is of a rectangular structure made of metal materials.

3. The numerical control machine tool special for arc surface machining according to claim 1, characterized in that: the right end of the limiting plate (4) is fixedly connected with the rack (5), the rack (5) is matched with the limiting gear (6) in size, the rack (5) is meshed with the limiting gear (6) and is connected with the limiting gear (6), and the rack (5) is of a transverse moving structure.

4. The numerical control machine tool special for arc surface machining according to claim 1, characterized in that: the limiting gear (6), the adjusting disc (13) and the tool changing table (16) are of concentric circle structures, and the diameter of the limiting gear (6) is equal to one third of the diameter of the adjusting disc (13).

5. The numerical control machine tool special for arc surface machining according to claim 1, characterized in that: the output shaft of the motor device (7) is fixedly connected with the worm through a coupler, the worm is matched with the worm wheel (8) in size, meanwhile, the worm is meshed with the worm wheel (8), and the worm wheel (8) and the adjusting disc (13) are coaxially arranged.

6. The numerical control machine tool special for arc surface machining according to claim 1, characterized in that: four groups of openings (19) are uniformly formed in the adjusting disc (13), the width of each opening (19) is larger than the diameter of the adjusting column (10), and the height of each adjusting column (10) is larger than the depth of each opening (19).

7. The numerical control machine tool special for arc surface machining according to claim 1, characterized in that: the bottom of the tool changing table (16) is uniformly provided with four groups of sliding blocks (18), the sliding groove (17) is annularly arranged on the saddle (1), the sliding blocks (18) are slidably connected inside the sliding groove (17), the sliding blocks (18) are arranged in a spherical mode, and four groups of arc cutting tools (20) are uniformly arranged on the surface of the tool changing table (16).