Disc type tool magazine of numerical control machine tool

Abstract

The utility model provides a disc type tool magazine of a numerical control machine tool. The disc type tool magazine of the numerically-controlled machine tool comprises a bottom plate, wherein an electric cylinder is fixedly mounted at the top of the bottom plate; the lifting plate is fixedly mounted on an output rod of the electric cylinder; the disc type tool magazine mechanism is mounted on the bottom plate and is used for placing tools; the tool pushing mechanism is arranged on the disc type tool magazine mechanism, and the tool pushing mechanism is used for independently pushing tools; and the rotary driving mechanism is mounted on the disc type tool magazine mechanism and is used for controlling the disc type tool magazine mechanism to rotate. The disc type tool magazine of the numerical control machine tool has the advantages of having the function of independently pushing the tools, being suitable for the tools with different lengths, facilitating installation and recovery of the tools and being high in applicability.

Description

TECHNICAL FIELD

[0001] The utility model relates to lathe tool magazine technical field especially relates to a numerical control machine tool disc type tool magazine. BACKGROUND

[0002] Tool magazine system is a device that provides the required storage and tool changing needs in the automation processing process. It changes the traditional production mode mainly by people through the automatic tool changing mechanism and the tool magazine that can store multiple tools. Under the control of the computer program, it can complete various processing needs such as milling, drilling, boring and tapping, greatly shortens the processing time and reduces the production cost, which is the biggest feature of the tool magazine system.

[0003] However, the existing numerical control machine tool disc type tool magazine often lacks the pushing function of the tool, so for some short tools, the clamping mechanism is difficult to clamp them out of the placement hole of the disc tool seat, and the applicability is poor.

[0004] Therefore, it is necessary to provide a numerical control machine tool disc type tool magazine to solve the above technical problems. SUMMARY

[0005] In order to solve the technical problems that the existing numerical control machine tool disc type tool magazine often lacks the pushing function of the tool, and it is difficult to clamp the relatively small tool out of the placement hole on the disc tool seat, and the applicability is poor, the utility model provides a numerical control machine tool disc type tool magazine.

[0006] The numerical control machine tool disc type tool magazine provided by the utility model comprises a bottom plate provided with an electric cylinder at the top, a lifting plate fixedly installed on the output rod of the electric cylinder, a disc type tool magazine mechanism installed on the bottom plate, the disc type tool magazine mechanism being used for placing tools, a tool pushing mechanism arranged on the disc type tool magazine mechanism, the tool pushing mechanism being used for independently pushing the tools, a rotary driving mechanism installed on the disc type tool magazine mechanism, the rotary driving mechanism being used for controlling the rotation of the disc type tool magazine mechanism, a horizontal moving mechanism, an angle adjusting mechanism and a clamping and fixing mechanism arranged on the lifting plate, the horizontal moving mechanism being used for controlling the horizontal movement of the clamping and fixing mechanism, the angle adjusting mechanism being used for adjusting the angle of the clamping and fixing mechanism, and the clamping and fixing mechanism being used for clamping and fixing the tools.

[0007] Preferably, a plurality of limiting rods are fixedly installed at the top of the bottom plate, the plurality of limiting rods are in sliding connection with the lifting plate, and the top end of each of the plurality of limiting rods is fixedly installed with a limiting block.

[0008] Preferably, the disc type tool magazine mechanism comprises: a U-shaped frame fixedly installed on the bottom plate and provided with a rotary joint; a rotating pipe arranged at the top end of the rotary joint; a disc tool seat fixedly installed at the top end of the rotating pipe and provided with a plurality of placing holes; and a plurality of limiting sleeve rings fixedly installed on the inner walls of the plurality of placing holes, respectively.

[0009] Preferably, the tool pushing mechanism comprises: a plurality of pushing blocks slidably installed on the inner walls of the plurality of placing holes, respectively; a plurality of communication pipes arranged on the rotating pipe and communicated with the plurality of placing holes, respectively; a plurality of first electromagnetic valves arranged on the plurality of communication pipes, respectively; a plurality of exhaust pipes arranged on the plurality of communication pipes, respectively; a plurality of second electromagnetic valves arranged on the plurality of exhaust pipes, respectively; an air pump fixedly installed on the bottom plate; and an air guide pipe installed at the exhaust end of the air pump and connected with the rotary joint.

[0010] Preferably, the rotary driving mechanism comprises: a servo motor fixedly installed on the U-shaped frame; and two first spur gears fixedly sleeved on the output shaft of the servo motor and the rotating pipe and engaged with each other, respectively.

[0011] Preferably, the horizontal moving mechanism comprises: an electric sliding rail fixedly installed at the bottom of the lifting plate; a horizontal plate fixedly installed on the output block of the electric sliding rail; and a mounting opening formed in one side of the horizontal plate.

[0012] Preferably, the angle adjusting mechanism comprises: a horizontal shaft rotatably installed on the inner wall of the mounting opening; a rotating plate fixedly sleeved on the horizontal shaft; a first stepping motor fixedly installed on the inner wall of the mounting opening; and two bevel gears fixedly installed on the output shaft of the first stepping motor and the horizontal shaft and engaged with each other, respectively.

[0013] Preferably, the clamping and fixing mechanism comprises: a U-shaped plate fixedly installed on the rotating plate; two rotating shafts rotatably installed on the U-shaped plate and provided with opening and closing plates; two semicircular clamping covers fixedly installed on the two opening and closing plates, respectively; two anti-skid pads installed on the inner walls of the two semicircular clamping covers, respectively; a second stepping motor fixedly installed on the inner wall of the U-shaped plate; a second spur gear fixedly sleeved on the output shaft of the second stepping motor; and two third spur gears fixedly sleeved on the two rotating shafts, wherein one of the third spur gears is engaged with the second spur gear.

[0014] Compared with the related art, the disc type tool magazine of the numerical control machine tool has the following beneficial effects:

[0015] This utility model provides a disc-type tool magazine for CNC machine tools. An electric cylinder drives the clamped and fixed tools to move up and down. The disc-type tool magazine mechanism can store different types of tools. A tool pushing mechanism can push tools of different lengths to the outside of the placement holes, facilitating the clamping and fixing mechanism to pick up tools of different lengths and specifications. A rotary drive mechanism can rotate the disc tool holder, thereby adjusting the position of multiple tools. A lateral movement mechanism can move the clamped and fixed tools laterally. An angle adjustment mechanism can adjust the angle of the clamped and fixed tools, facilitating tool replacement on the machine tool. The clamping and fixing mechanism can clamp and fix the tools. Multiple limit rods can guide and limit the lifting plate. Multiple placement holes on multiple disc tool holders can hold tools. Multiple limit collars can limit multiple push blocks inside the placement holes. An air pump... Air is injected into the corresponding placement hole via an air guide tube, rotary joint, rotating tube, and connecting tube. The compressed air injected into the placement hole pushes the push block upward, thereby pushing the tool to be picked up to the outside of the placement hole. A servo motor drives the rotating tube and disc tool holder to rotate via two first flat gears, thereby aligning the tool to be picked up laterally with the two semi-circular clamping covers. An electric slide rail can drive the clamped tool to move laterally. A first stepper motor and two bevel gears drive the horizontal shaft to rotate, and the horizontal shaft drives the two semi-circular clamping covers to rotate via a rotating plate, thereby adjusting the angle of the tool. A second stepper motor drives a third flat gear to rotate via a second flat gear, and a third flat gear drives another third flat gear to rotate in the opposite direction. The two third flat gears drive the two semi-circular clamping covers to rotate in the opposite direction via two rotating shafts and two opening and closing plates, thereby clamping and fixing the tool. Attached Figure Description

[0016] Figure 1 A schematic diagram of a preferred embodiment of the disc-type tool magazine for CNC machine tools provided by this utility model;

[0017] Figure 2 for Figure 1 A three-dimensional structural diagram of a disc-shaped tool holder;

[0018] Figure 3 for Figure 1 An enlarged schematic diagram of part A shown in the image;

[0019] Figure 4 for Figure 1 The enlarged schematic diagram of part B shown in the figure.

[0020] The following are the labeling elements in the diagram: 1. Base plate; 2. Electric cylinder; 3. Lifting plate; 4. Limiting rod; 5. Limiting block; 6. U-shaped frame; 7. Rotary joint; 8. Rotating tube; 9. Disc cutter holder; 10. Placement hole; 11. Push block; 12. Limiting collar; 13. Connecting pipe; 14. First solenoid valve; 15. Exhaust pipe; 16. Second solenoid valve; 17. Air pump; 18. Air guide pipe; 19. Servo motor; 20. First flat gear; 21. Electric slide rail; 22. Horizontal plate; 23. Mounting port; 24. Horizontal shaft; 25. Rotating plate; 26. First stepper motor; 27. Bevel gear; 28. U-shaped plate; 29. ​​Rotating shaft; 30. Opening and closing plate; 31. Semi-circular clamping cover; 32. Second stepper motor; 33. Second flat gear; 34. Third flat gear. Detailed Implementation

[0021] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0022] Please refer to the following: Figures 1-4 ,in, Figure 1 A schematic diagram of a preferred embodiment of the disc-type tool magazine for CNC machine tools provided by this utility model; Figure 2 for Figure 1 A three-dimensional structural diagram of a disc-shaped tool holder; Figure 3 for Figure 1 An enlarged schematic diagram of part A shown in the image; Figure 4 for Figure 1The B part of the schematic view is enlarged. The numerical control machine tool disc tool magazine comprises: a bottom plate 1 fixedly provided with an electric cylinder 2 at the top; a lifting plate 3 fixedly provided on the output rod of the electric cylinder 2; a disc tool magazine mechanism installed on the bottom plate 1, the disc tool magazine mechanism being used for placing tools; a tool pushing mechanism provided on the disc tool magazine mechanism, the tool pushing mechanism being used for independently pushing tools; a rotary driving mechanism installed on the disc tool magazine mechanism, the rotary driving mechanism being used for controlling the rotation of the disc tool magazine mechanism; a transverse moving mechanism, an angle adjusting mechanism and a clamping and fixing mechanism provided on the lifting plate 3, the transverse moving mechanism being used for controlling the transverse movement of the clamping and fixing mechanism, the angle adjusting mechanism being used for adjusting the angle of the clamping and fixing mechanism, and the clamping and fixing mechanism being used for clamping and fixing tools, so that the clamped and fixed tools can be moved up and down by the electric cylinder 2, different types of tools can be placed and stored by the disc tool magazine mechanism, tools of different lengths can be pushed out of the placing holes 10 by the tool pushing mechanism, so as to facilitate the clamping and fixing mechanism to clamp tools of different lengths and specifications, the rotary driving mechanism can drive the disc tool seat 9 to rotate, so as to adjust the positions of the tools, the transverse moving mechanism can drive the clamped and fixed tools to move transversely, and the angle adjusting mechanism can adjust the angle of the clamped and fixed tools, so as to facilitate the replacement of tools on the machine tool, and the clamping and fixing mechanism can clamp and fix tools.

[0023] A plurality of limiting rods 4 are fixedly provided at the top of the bottom plate 1, the plurality of limiting rods 4 are all in sliding connection with the lifting plate 3, and the top ends of the plurality of limiting rods 4 are all fixedly provided with limiting blocks 5, so that the lifting plate 3 can be guided and limited by the plurality of limiting rods 4.

[0024] The disc tool magazine mechanism comprises: a U-shaped frame 6 fixedly provided on the bottom plate 1 and provided with a rotary joint 7; a rotating pipe 8 provided at the top end of the rotary joint 7; a disc tool seat 9 fixedly provided at the top end of the rotating pipe 8 and provided with a plurality of placing holes 10; and a plurality of limiting sleeve rings 12 fixedly provided on the inner walls of the plurality of placing holes 10, respectively, so that tools can be placed in the plurality of placing holes 10 on the disc tool seat 9, and the plurality of push blocks 11 can be limited in the plurality of placing holes 10 by the plurality of limiting sleeve rings 12.

[0025] The tool pushing mechanism comprises: a plurality of pushing blocks 11 respectively slidingly installed on the inner walls of the plurality of placement holes 10; a plurality of communication pipes 13 provided on the rotating pipe 8 and respectively communicating with the plurality of placement holes 10; a plurality of first electromagnetic valves 14 respectively provided on the plurality of communication pipes 13; a plurality of exhaust pipes 15 respectively provided on the plurality of communication pipes 13; a plurality of second electromagnetic valves 16 respectively provided on the plurality of exhaust pipes 15; an air pump 17 fixedly installed on the bottom plate 1; and a gas guide pipe 18 installed on the air exhaust end of the air pump 17 and connected with the rotary joint 7. Air is injected into the corresponding placement hole 10 through the air pump 17, the gas guide pipe 18, the rotary joint 7, the rotating pipe 8 and the communication pipe 13, and the pushing block 11 is pushed to move upward by the compressed air injected into the placement hole 10, so that the tool part to be taken out is pushed out to the outside of the placement hole 10.

[0026] The rotary driving mechanism comprises: a servo motor 19 fixedly installed on the U-shaped frame 6; and two first flat gears 20 respectively fixedly sleeved on the output shaft of the servo motor 19 and the rotating pipe 8 and engaged with each other. The rotating pipe 8 and the disc cutter holder 9 are driven to rotate by the servo motor 19 through the two first flat gears 20, so that the tool to be taken out is transversely aligned with the two semicircular clamping covers 31.

[0027] The horizontal moving mechanism comprises: an electric sliding rail 21 fixedly installed on the bottom of the lifting plate 3; a horizontal plate 22 fixedly installed on the output block of the electric sliding rail 21; and a mounting hole 23 opened on one side of the horizontal plate 22. The tool clamped and fixed can be horizontally moved by the electric sliding rail 21.

[0028] The angle adjusting mechanism comprises: a horizontal shaft 24 rotatably installed on the inner wall of the mounting hole 23; a rotating plate 25 fixedly sleeved on the horizontal shaft 24; a first stepping motor 26 fixedly installed on the inner wall of the mounting hole 23; and two bevel gears 27 respectively fixedly installed on the output shaft of the first stepping motor 26 and the horizontal shaft 24 and engaged with each other. The horizontal shaft 24 is driven to rotate by the first stepping motor 26 and the two bevel gears 27, and the two semicircular clamping covers 31 are driven to rotate by the horizontal shaft 24 through the rotating plate 25, so that the angle of the tool is adjusted.

[0029] The clamping and fixing mechanism comprises a U-shaped plate 28 fixedly installed on the rotating plate 25, two rotating shafts 29 with opening and closing plates 30 rotatably installed on the U-shaped plate 28, two semicircular clamping covers 31 fixedly installed on the two opening and closing plates 30 respectively, two antiskid pads installed on the inner walls of the two semicircular clamping covers 31 respectively, a second stepping motor 32 fixedly installed on the inner wall of the U-shaped plate 28, a second flat gear 33 fixedly sleeved on the output shaft of the second stepping motor 32, and two third flat gears 34 fixedly sleeved on the two rotating shafts 29 respectively, wherein one of the third flat gears 34 is engaged with the second flat gear 33, and the second stepping motor 32 drives one of the third flat gears 34 to rotate through the second flat gear 33, so that the other third flat gear 34 rotates in the opposite direction, and the two third flat gears 34 drive the two semicircular clamping covers 31 to rotate in the opposite direction through the two rotating shafts 29 and the two opening and closing plates 30, so that the two semicircular clamping covers 31 clamp and fix the workpiece.

[0030] The working principle of the disc type tool magazine of the numerical control machine tool is as follows:

[0031] Different types of cutters can be stored through the plurality of placement holes 10. When a cutter in a certain placement hole 10 needs to be taken, the corresponding first electromagnetic valve 14 is opened, the air pump 17 is started, the air pump 17 injects air into the corresponding placement hole 10 through the air guide pipe 18, the rotary joint 7, the rotating pipe 8 and the communication pipe 13, the compressed air injected into the placement hole 10 pushes the push block 11 to move upwards, so that the cutter to be taken is partially pushed out to the outside of the placement hole 10, the servo motor 19 is started, the servo motor 19 drives the rotating pipe 8 and the disc cutter seat 9 to rotate through the two first bevel gears 20, so that the cutter to be taken is transversely aligned with the two semicircular clamping covers 31, the transverse position of the two semicircular clamping covers 31 is adjusted through the electric sliding rail 21, so that the two semicircular clamping covers 31 are longitudinally aligned with the cutter to be taken, the two semicircular clamping covers 31 are moved to both sides of the cutter by driving the two semicircular clamping covers 31 downwards through the electric cylinder 2, the second stepper motor 32 is started, the second stepper motor 32 drives one third bevel gear 34 to rotate through the second bevel gear 33, one third bevel gear 34 drives another third bevel gear 34 to rotate in the opposite direction, the two third bevel gears 34 drive the two semicircular clamping covers 31 to rotate in the opposite direction through the two rotating shafts 29 and the two opening and closing plates 30, so that the two semicircular clamping covers 31 are clamped and fixed, then the first stepper motor 26 is started, the first stepper motor 26 drives the horizontal shaft 24 to rotate through the two bevel gears 27, the horizontal shaft 24 drives the two semicircular clamping covers 31 to rotate through the rotating plate 25, so that the cutter is adjusted from the vertical state to the horizontal state, then the cutter is controlled to move transversely and up and down through the electric cylinder 2 and the electric sliding rail 21, and then the cutter is installed on the machine tool, and then the replacement of the cutter is completed.

[0032] After the replacement of the cutter is completed once, the second electromagnetic valve 16 is opened, air in the corresponding placement hole 10 is discharged through the exhaust pipe 15 and the communication pipe 13, so that the push block 11 in the corresponding placement hole 10 is reset, so as to facilitate the placement of the recovered cutter.

[0033] Compared with the related art, the numerical control machine tool disc type cutter library has the following beneficial effects:

[0034] The utility model provides a numerical control machine tool disc type tool magazine, can drive the tool that is clamped and fixed up and down movement through electric cylinder 2, can place and store different types of tools through disc type tool magazine mechanism, can push different length's tool to the outside of placing hole 10 through tool pushing mechanism, so as to be convenient for the clamping and fixed mechanism to take different length and specification's tool, can drive disc tool holder 9 rotation through rotary drive mechanism, so as to adjust the position of multiple tools, can drive the tool that is clamped and fixed horizontal movement through horizontal moving mechanism, can adjust the angle of tool after being clamped and fixed through angle adjusting mechanism, so as to be convenient for the tool on the machine tool to change, can be clamped and fixed to the tool through clamping and fixed mechanism, can guide and limit the lifting plate 3 through a plurality of limit rods 4, can place the tool through a plurality of placing holes 10 on a plurality of disc tool holders 9, can limit a plurality of push blocks 11 in a plurality of placing holes 10 through a plurality of limiting sleeve rings 12, through air pump 17 through air duct 18, swivel joint 7, rotating pipe 8 and communication pipe 13 inject air into corresponding placing hole 10, push block 11 is pushed up through the compressed air in placing hole 10, so that the tool part that needs to be taken is pushed out to the outside of placing hole 10, through servo motor 19 through two first spur gears 20 drive rotating pipe 8 and disc tool holder 9 rotation, so that the tool that needs to be taken is transversely aligned with two semicircular clamping covers 31, through electric sliding rail 21 can drive the tool that is clamped and fixed horizontal movement, drive horizontal shaft 24 rotation through first stepper motor 26 and two bevel gears 27, horizontal shaft 24 drives two semicircular clamping covers 31 rotation through rotating plate 25, so as to adjust the angle of tool, drive one third spur gear 34 rotation through second spur gear 33 through second stepper motor 32, one third spur gear 34 drives another third spur gear 34 to rotate in opposite directions, two third spur gears 34 drive two semicircular clamping covers 31 to rotate in opposite directions through two rotating shafts 29 and two opening and closing plates 30, so that two semicircular clamping covers 31 are clamped and fixed to the tool.

[0035] The above is only the embodiment of the utility model, and does not limit the patent range of the utility model, and the equivalent structure or equivalent process transformation of the utility model specification and the attached drawing contents, or direct or indirect application in other related technical fields, all are included in the patent protection range of the utility model.

Claims

1. A disc-type tool magazine for CNC machine tools, characterized in that, include: A base plate with an electric cylinder fixedly mounted on top; A lifting plate fixedly installed on the output rod of the electric cylinder; A disc-type tool magazine mechanism is mounted on the base plate, and the disc-type tool magazine mechanism is used to place tools; The tool pushing mechanism is provided on the disc-type tool magazine mechanism, and the tool pushing mechanism is used to push the tool independently; A rotary drive mechanism is installed on the disc-type tool magazine mechanism, and the rotary drive mechanism is used to control the rotation of the disc-type tool magazine mechanism; The lifting plate is equipped with a lateral movement mechanism, an angle adjustment mechanism, and a clamping and fixing mechanism. The lateral movement mechanism is used to control the lateral movement of the clamping and fixing mechanism. The angle adjustment mechanism is used to adjust the angle of the clamping and fixing mechanism. The clamping and fixing mechanism is used to clamp and fix the tool.

2. The CNC machine tool disc-type tool magazine according to claim 1, characterized in that, Multiple limiting rods are fixedly installed on the top of the base plate, and the multiple limiting rods are slidably connected to the lifting plate. Each of the top ends of the multiple limiting rods is fixedly installed with a limiting block.

3. The CNC machine tool disc-type tool magazine according to claim 1, characterized in that, The disc-type tool magazine mechanism includes: A U-shaped frame with a rotary joint, fixedly mounted on the base plate; A rotating tube is provided at the top of the rotary joint; A disc cutter holder fixedly installed at the top of the rotating tube and having multiple placement holes; Multiple limiting collars are fixedly installed on the inner walls of the multiple placement holes respectively.

4. The CNC machine tool disc-type tool magazine according to claim 3, characterized in that, The tool pushing mechanism includes: Multiple push blocks are slidably installed on the inner walls of the multiple placement holes respectively; Multiple connecting pipes are disposed on the rotating tube and are respectively connected to the multiple placement holes; Multiple first solenoid valves are respectively installed on multiple connecting pipes; Multiple exhaust pipes respectively installed on multiple connecting pipes; Multiple second solenoid valves are respectively installed on multiple exhaust pipes; An air pump that is fixedly mounted on the base plate; An air guide pipe is installed at the exhaust end of the air pump and connected to the rotary joint.

5. The CNC machine tool disc-type tool magazine according to claim 3, characterized in that, The rotary drive mechanism includes: A servo motor fixedly mounted on the U-shaped frame; Two first flat gears are fixedly sleeved on the output shaft of the servo motor and on the rotating tube, respectively, and mesh with each other.

6. The CNC machine tool disc-type tool magazine according to claim 1, characterized in that, The lateral movement mechanism includes: An electric slide rail is fixedly installed at the bottom of the lifting plate; A horizontal plate fixedly installed on the electric slide rail output block; An installation port is provided on one side of the horizontal plate.

7. The CNC machine tool disc-type tool magazine according to claim 6, characterized in that, The angle adjustment mechanism includes: Rotate the horizontal shaft mounted on the inner wall of the mounting port; A rotating plate fixedly sleeved on the horizontal axis; A first stepper motor is fixedly installed on the inner wall of the mounting port; Two bevel gears are fixedly installed on the output shaft of the first stepper motor and on the horizontal shaft, respectively, and mesh with each other.

8. The CNC machine tool disc-type tool magazine according to claim 7, characterized in that, The clamping and fixing mechanism: A U-shaped plate fixedly installed on the rotating plate; Two rotating shafts, each equipped with an opening and closing plate, are rotatably mounted on the U-shaped plate. Two semi-circular clamping covers are respectively fixedly installed on the two opening and closing plates; Two anti-slip pads are respectively installed on the inner walls of the two semi-circular clamping covers; A second stepper motor is fixedly installed on the inner wall of the U-shaped plate; The second flat gear is fixedly sleeved on the output shaft of the second stepper motor; Two third flat gears are respectively fixedly sleeved on the two rotating shafts, and one of the third flat gears meshes with the second flat gear.

Images