CN219293261U

CN219293261U - Tool changing device of drilling and milling machining center

Info

Publication number: CN219293261U
Application number: CN202320491407.3U
Authority: CN
Inventors: 王兹海
Original assignee: Hangzhou Jinyian Mechanical Equipment Co ltd
Current assignee: Hangzhou Jinyian Mechanical Equipment Co ltd
Priority date: 2023-03-08
Filing date: 2023-03-08
Publication date: 2023-07-04
Anticipated expiration: 2033-03-08

Abstract

The utility model provides a tool changing device of a drilling and milling machining center, which comprises a guide rail, a support arm connected to the guide rail in a sliding manner and a drilling and milling machine head arranged on the support arm, wherein the support arm is provided with a tool changing mechanism capable of pushing a tool to translate for tool changing of the drilling and milling machine head, and the tool changing mechanism comprises a fixed frame arranged on the side wall of the support arm, a placing plate movably connected to the fixed frame along the horizontal direction, a plurality of tool slots arranged on the placing plate and used for placing the tool from top to bottom, and a translation assembly arranged on the fixed frame and capable of pushing the placing plate to displace to enable the inner tool slots to displace to the outside. The utility model can realize the rapid replacement of the cutter of the drilling and milling machine head, does not need to rotate the cutter or coordinate the drilling and milling machine head with other driving parts, ensures that the drilling and milling machine head can correspondingly place a plurality of cutter grooves on the plate, and has the advantages of rapidness, straightness, low cost and convenient and simple installation.

Description

Tool changing device of drilling and milling machining center

Technical Field

The utility model relates to the technical field of door and window section bar processing equipment, in particular to a tool changing device of a drilling and milling processing center.

Background

The drilling and milling process is a process frequently used in the process of processing door and window profiles, for example, when a lock hole is processed on the door and window profile, and for example, when a mounting hole is processed on the door and window profile, the drilling and milling process is needed, and the numerical control drilling and milling machine is a main device for realizing the drilling and milling process of the door and window profile.

Currently, chinese patent publication No. CN213945730U discloses an aluminum profile drilling and milling center, which comprises a frame, be equipped with the anchor clamps guide rail in the frame, be equipped with a plurality of anchor clamps on the anchor clamps guide rail, anchor clamps guide rail both ends are equipped with positioning mechanism respectively, still be equipped with a three translation rotary mechanism in the frame, a three translation rotary mechanism end is equipped with drills and mills the aircraft nose, be equipped with on the three translation rotary mechanism and be used for adjusting the anchor clamps adjustment mechanism of anchor clamps position, still be equipped with the tool magazine on the three translation rotary mechanism.

Although the mechanical tool changing can be realized in the aluminum profile drilling and milling machining center, the tool changing library of the aluminum profile drilling and milling machining center is matched with a three-flat rotating mechanism to realize tool changing in a manner of adopting a rotary tool rest, a drilling and milling machine head is required to be disassembled at the tool rest and then drives the tool rest to rotate through an electric rotating table, the required tool is conveyed to a designated tool changing position to finish tool changing, the tool changing manner is complicated, the drilling and milling machine head is required to rely on the control of the electric rotating table on the rotating tool rest, the drilling and milling machine head can not automatically position the required tool for tool changing by utilizing the three-flat rotating mechanism, and the rotary tool changing mechanism has high cost and is inconvenient to maintain.

Disclosure of Invention

In view of the above-mentioned drawbacks of the prior art, an object of the present utility model is to provide a tool changing device for a drilling and milling machining center, which is used for solving the problem of inconvenient tool changing of the drilling and milling machining center in the prior art.

To achieve the above and other related objects, the present utility model provides a tool changing device of a drilling and milling center, including a guide rail, a support arm slidingly connected to the guide rail, and a drilling and milling machine head disposed on the support arm, wherein the support arm is provided with a tool changing mechanism capable of pushing a tool to translate for tool changing of the drilling and milling machine head, the tool changing mechanism includes a fixing frame mounted on a side wall of the support arm, a placing plate movably connected to the fixing frame along a horizontal direction, a plurality of tool slots disposed on the placing plate for placing the tool from top to bottom, and a translation assembly disposed on the fixing frame capable of pushing the placing plate to displace the inner tool slots to the outside.

Through adopting above-mentioned technical scheme, can be when boring mill the aircraft nose and need the tool changing, make boring mill the aircraft nose through the actuating mechanism of boring mill machining center self shift to place the board top, can make boring mill the aircraft nose and unload the sword at the sword groove of placing on the board, then make its displacement to the cutter department that needs to be changed through boring mill the actuating mechanism of aircraft nose self carry out the tool changing, thereby realize boring mill the quick change of the cutter of aircraft nose, do not need to make the cutter rotatory moreover, do not also need boring mill the cooperation of aircraft nose and other driving pieces, just can realize the tool changing through boring mill the own actuating mechanism of aircraft nose, make boring mill the aircraft nose can correspond a plurality of sword grooves of placing on the board, compare in current well traditional rotatory knife rest and only correspond with a sword groove, it is more quick direct, moreover with low costs, simple to operate.

In an embodiment of the utility model, the knife slot is a circular through slot, a step slot for abutting against the side surface of the knife is further arranged on the upper side of the knife slot, a plurality of rows of knife slots are arranged along the displacement direction of the placing plate, and the axes of the knife slots far away from the outermost row of the supporting arm and the axes of the processing machine head are on the same vertical plane.

Through adopting above-mentioned technical scheme, set up the sword groove as the centre of a circle logical groove, the ladder groove of again, can make the cutter from top to bottom insert the sword inslot and realize the joint through the ladder groove, make the cutter keep the fixed of horizontal direction with placing the board, it unloads the sword in empty sword groove department to bore milling machine head, the sword that changes also can enter into the sword inslot fast, be convenient for follow-up maintenance and use, arrange the sword groove simultaneously and set up, can make bore milling machine head once only correspond the sword groove of one row and select, bore milling machine head only need on the relative support arm translation to the sword groove that corresponds moreover, realize the transport of different row sword grooves by translation subassembly, and then can make bore milling machine head select the cutter on the different rows.

In an embodiment of the utility model, the placement plate is rectangular, an arc slot for adapting to a large cutter is further formed at the edge of the placement plate, the side wall of the arc slot is communicated with the outside, the circle center of the arc slot is positioned on the placement plate, and the arc slot corresponds to the sequence of the cutter slots.

Through adopting above-mentioned technical scheme, through setting up the arc fluting at the board lateral wall of placing, can make the model size great be difficult to insert the cutter in the sword inslot can transversely put into the arc fluting by placing the board lateral wall in, and then can increase the kind that the cutter selected, also be convenient for bore the tool changing of milling aircraft nose, the tool changing mode just need just can realize through the actuating mechanism who bores milling aircraft nose self moreover.

In an embodiment of the utility model, the translation assembly comprises a sliding rail fixedly arranged on the fixing frame and connected with the placing plate in a sliding manner, and a first driving cylinder arranged on the fixing frame and used for pushing the placing plate to move.

Through adopting above-mentioned technical scheme, thereby can utilize first actuating cylinder to drive and place the board displacement and make the sword groove displacement that is close to the support arm inboard outside and bore and mill the aircraft nose and be located the coplanar, be convenient for bore and mill the aircraft nose to the selection and the change of the cutter on the inboard sword groove.

In an embodiment of the utility model, the fixing frame is further provided with a protection component capable of covering the placement plate, and the protection component comprises a first cover body fixedly connected with the fixing frame, a second cover body movably connected above the placement plate, and a second driving cylinder arranged on the fixing frame and used for pushing the second cover body to move along the extending direction of the sliding rail.

Through adopting above-mentioned technical scheme, can pass through the protection component, through the cooperation of the first cover body and the second cover body, make the cutter be in the closed state initially, avoid external environment to the influence of cutter, when needs tool changing, then start the second actuating cylinder and push away the second cover body, make and place the board and expose to realize boring and milling the tool changing of aircraft nose, further improve the security of tool magazine, also be convenient for later maintenance.

In an embodiment of the utility model, the upper end surfaces of the first cover body and the second cover body are flush with each other, and the two cover bodies can be mutually attached to enable the placing plate to be located in the cover body.

Through adopting above-mentioned technical scheme, through the cooperation of two covers, can make two covers separate the effect better, the installation of the equipment of being convenient for moreover.

In an embodiment of the utility model, a stroke limiting assembly capable of limiting the displacement distance of the placing plate is further arranged on the fixing frame, and the stroke limiting assembly comprises a limiting trigger switch arranged on the side wall of the fixing frame and connected with the first driving cylinder through an electric signal and an L-shaped trigger block fixedly arranged at the bottom of the placing plate.

Through adopting above-mentioned technical scheme, adopt the spacing subassembly of stroke to inject the displacement distance of placing the board, guarantee to place the displacement distance of board more accurate, can make under the cooperation of limit trigger switch and L shape trigger piece place the board displacement to the established position and stop promptly, avoid the interference between the part.

In an embodiment of the utility model, two limit trigger switches are oppositely arranged at the front and back along the displacement direction of the placement plate, and the L-shaped trigger block is positioned between the two limit trigger switches.

Through adopting above-mentioned technical scheme, set up two limit trigger switches around, can both be in safe position when placing the board and stretch out and draw back, guarantee to placing the control of board displacement stroke.

In an embodiment of the present utility model, the placement plate is symmetrically provided with two sets of travel limiting assemblies.

Through adopting above-mentioned technical scheme, through setting up the spacing subassembly of stroke of two sets of, further improve to placing the accuse of board displacement stroke, make it more accurate, can not appear the deviation, influence the security of equipment, make equipment more reliable.

As described above, the tool changing device of the drilling and milling machining center of the present utility model has the following beneficial effects: can make the brill mill aircraft nose displacement to place the board top through the actuating mechanism of brill mill machining center self when need the tool changing, can make the brill mill aircraft nose unload the sword at the sword groove of placing on the board, then make its displacement to the cutter department that needs to be changed through the actuating mechanism of brill mill aircraft nose self carry out the tool changing, thereby realize the quick change of the cutter of brill mill aircraft nose, do not need to make the cutter rotatory moreover, do not need the cooperation of brill mill aircraft nose and other driving pieces yet, just can realize the tool changing through the actuating mechanism of brill mill aircraft nose own, make brill mill the aircraft nose can correspond a plurality of sword grooves of placing on the board, compare in current tradition rotary tool rest and only correspond with a sword groove, it is more quick direct, moreover with low costs, simple to operate.

Drawings

FIG. 1 is a schematic view of the whole structure of a first embodiment of the present utility model;

FIG. 2 is a schematic diagram of a tool changing mechanism according to an embodiment of the utility model;

FIG. 3 is a schematic view showing a translation assembly according to a first embodiment of the present utility model;

fig. 4 is a schematic structural diagram of a protection component in a second embodiment of the utility model.

Description of element reference numerals

1. A guide rail; 2. a support arm; 3. drilling and milling machine head; 4. a driving mechanism; 5. a tool changing mechanism; 6. a fixing frame; 7. placing a plate; 8. a knife slot; 9. a translation assembly; 10. a stepped groove; 11. arc slotting; 12. a slide rail; 13. a first driving cylinder; 14. a slide block; 15. a travel limit assembly; 16. a limit trigger switch; 17. an L-shaped trigger block; 18. a protective assembly; 19. a first cover; 20. a second cover; 21. and a second driving cylinder.

Detailed Description

Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present utility model, which is described by the following specific examples.

Please refer to fig. 1 to 4. It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for illustration purposes only and should not be construed as limiting the utility model to the extent that it can be practiced, since modifications, changes in the proportions, or otherwise, used in the practice of the utility model, are not intended to be critical to the essential characteristics of the utility model, but are intended to fall within the spirit and scope of the utility model. Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the utility model, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the utility model may be practiced.

Embodiment one:

as shown in fig. 1, the present embodiment provides a tool changing device of a drilling and milling machining center, which includes a guide rail 1, a support arm 2 slidingly connected to the guide rail 1, a drilling and milling machine head 3 disposed on the support arm 2, and a driving mechanism 4 disposed on the support arm 2 for driving the drilling and milling machine head 3 to perform machining displacement, wherein the driving mechanism 4 is a conventional technical means in the art, and the driving mechanism 4 is not modified, and will not be described in detail in the present embodiment.

As shown in fig. 2, the support arm 2 is provided with a tool changing mechanism 5 capable of pushing a tool to translate for changing tools of the drilling and milling machine head 3, and the tool changing mechanism 5 comprises a fixing frame 6 mounted on the side wall of the support arm 2, a placing plate 7 movably connected in the fixing frame 6 along the horizontal direction, a plurality of tool slots 8 arranged on the placing plate 7 and used for placing the tool from top to bottom, and a translation component 9 arranged on the fixing frame 6 and capable of pushing the placing plate 7 to displace to enable the inner tool slots 8 to displace to the outside.

One side of the fixing frame 6 is fixedly connected with the supporting arm 2, the other side extends towards the extending direction of the guide rail 1, the placing plate 7 is glidingly connected to the upper side of the fixing frame 6, the cutter groove 8 is a circular through groove, a stepped groove 10 which can abut against the side face of the cutter is further formed in the upper side of the cutter groove 8, the cutter can be inserted into the cutter groove 8 from top to bottom, clamping connection is achieved on the cutter through the stepped groove 10, and the cutter and the placing plate 7 are kept fixed in the horizontal direction.

The shape of the placing plate 7 is set to be rectangular, six cutter slots 8 are arranged on the placing plate 7 along a linear array, so that the cutter slots 8 are distributed in two rows along the displacement direction of the placing plate 7, three cutter slots 8 of the outer row far away from the supporting arm 2 are arranged on each row, the axes of the three cutter slots 8 and the axes of the drilling and milling machine head 3 are positioned on the same vertical plane, and the drilling and milling machine head 3 can translate to the position right above the cutter slots 8 on the outer side under the driving of the driving mechanism 4.

The edge of the placing plate 7 is also provided with an arc-shaped slot 11 for adapting to a large cutter, the side wall of the arc-shaped slot 11 is communicated with the outside, the circle center of the arc-shaped slot 11 is positioned on the placing plate 7, the arc-shaped slot 11 corresponds to the ordering of the cutter slots 8, the arc-shaped slot 11 is provided with two rows of cutter slots 8, one side of the two rows of cutter slots 8 corresponds to the positions of the cutter slots 8, and at least one of the 6 cutter slots 8 and the two arc-shaped slots 11 is not provided with a cutter for unloading the cutter of the drilling and milling machine head 3.

As shown in fig. 3, the translation assembly 9 can make the three knife slots 8 on the inner side displace to the outer side and in the same vertical plane with the drilling and milling machine head 3, the translation assembly 9 comprises a sliding rail 12 fixedly arranged on the fixing frame 6 and connected with the placing plate 7 in a sliding manner and a first driving air cylinder 13 arranged on the fixing frame 6 and used for pushing the placing plate 7 to displace, the placing plate 7 is connected with the sliding rail 12 in a sliding manner through a sliding block 14, the sliding rail 12 and the sliding block 14 are symmetrically arranged two along the fixing frame 6, the fixed end of the first driving air cylinder 13 is installed on one side, close to the supporting arm 2, of the fixing frame 6, and the telescopic end is fixedly connected with the placing plate 7.

When the cutter groove 8 is used, the first driving cylinder 13 can push the placing plate 7 to move along the sliding rail 12, so that the position of the cutter groove 8 is changed.

The fixing frame 6 is further provided with a travel limiting assembly 15 capable of limiting the displacement distance of the placing plate 7, the placing plate 7 is symmetrically provided with two groups of travel limiting assemblies 15 left and right, the travel limiting assemblies 15 comprise limiting trigger switches 16 which are arranged on the side wall of the fixing frame 6 and are electrically connected with the first driving air cylinder 13 and L-shaped trigger blocks 17 which are fixedly arranged at the bottom of the placing plate 7, the limiting trigger switches 16 are oppositely arranged in the front-back direction along the displacement direction of the placing plate 7, and the L-shaped trigger blocks 17 are located between the two limiting trigger switches 16.

The placement plate 7 can drive the L-shaped trigger block 17 to displace during displacement, when the displacement reaches a required position, the L-shaped trigger block 17 can trigger the limit trigger switch 16, and then the limit trigger switch 16 gives an instant stop signal to the first driving cylinder 13, so that the placement plate 7 stops moving.

As shown in fig. 4, the fixing frame 6 is further provided with a protection component 18 capable of covering the placement plate 7, the protection component 18 includes a first cover 19 fixedly connected with the fixing frame 6, a second cover 20 movably connected with the upper side of the placement plate 7, and a second driving cylinder 21 arranged on the fixing frame 6 and used for pushing the second cover 20 to displace along the extending direction of the sliding rail 12, the upper end surfaces of the first cover 19 and the second cover 20 are mutually flush, the two covers can be mutually attached to enable the placement plate 7 to be located in the cover, the second driving cylinder 21 is arranged under the placement plate 7, the fixed end of the second driving cylinder 21 is mounted on the inner side of the fixing frame 6, and the telescopic end of the second driving cylinder is fixedly connected with the second cover 20.

When the cutter needs to be replaced, the drilling and milling machine head 3 is translated to the upper part of the second cover body 20 through the driving mechanism 4, then the second driving cylinder 21 is started to enable the second cover body 20 to be opened, the internal placing plate 7 is exposed, then the driving mechanism 4 is utilized to enable the drilling and milling machine head 3 to discharge the cutter at the position of the cutter groove 8 which is empty outside the placing plate 7, if the cutter needs to be replaced on the outer row, the driving mechanism 4 directly drives the drilling and milling machine head 3 to replace the cutter, if the cutter needs to be replaced on the inner row, the first driving cylinder 13 is started to enable the cutter groove 8 of the inner row to be displaced to the outer side, then the cutter is replaced through the driving mechanism 4, and after the cutter replacement is completed, the cutter is reset through the first driving cylinder 13 and the second driving cylinder 21.

In summary, the present utility model effectively overcomes the disadvantages of the prior art and has high industrial utility value.

The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.

Claims

1. The utility model provides a bore tool changing device of milling machining center, includes the guide rail, slides and connect the support arm on the guide rail, sets up the drilling and milling aircraft nose on the support arm and drive the actuating mechanism who bores and mill aircraft nose processing displacement, a serial communication port, be provided with the tool changing mechanism that can promote the cutter translation and be used for boring and milling aircraft nose tool changing on the support arm, tool changing mechanism is including installing in the mount of support arm lateral wall, along horizontal direction swing joint place the board on the mount, set up a plurality of tool slots that are used for placing the cutter from top to bottom on placing the board and set up on the mount and can promote the translation subassembly that place board displacement messenger inboard tool slot displacement to outside.

2. The tool changing device of a drilling and milling machining center according to claim 1, wherein: the cutter groove is a circular through groove, a step groove used for abutting against the side face of the cutter is further formed in the upper side of the cutter groove, a plurality of rows of cutter grooves are formed in the displacement direction of the placing plate, and the axis of the cutter groove far away from the outermost row of the supporting arm and the axis of the processing machine head are on the same vertical plane.

3. The tool changing device of a drilling and milling machining center according to claim 2, wherein: the placing plate is rectangular, an arc-shaped slot for adapting to the large cutter is further formed in the edge of the placing plate, the side wall of the arc-shaped slot is communicated with the outside, the circle center of the arc-shaped slot is located on the placing plate, and the arc-shaped slot corresponds to the cutter slot in sequence.

4. The tool changing device of a drilling and milling machining center according to claim 1, wherein: the translation assembly comprises a sliding rail fixedly arranged on the fixing frame and connected with the placing plate in a sliding manner and a first driving cylinder arranged on the fixing frame and used for pushing the placing plate to move.

5. The tool changing device of a drilling and milling machining center according to claim 1, wherein: the protective component is characterized in that the protective component which can be covered outside the placing plate is further arranged on the fixing frame and comprises a first cover body fixedly connected with the fixing frame, a second cover body movably connected above the placing plate and a second driving cylinder arranged on the fixing frame and used for pushing the second cover body to move along the extending direction of the sliding rail.

6. The tool changing device of a drilling and milling machining center according to claim 5, wherein: the first cover body and the second cover body upper end face are flush with each other, and the two cover bodies can be mutually attached to enable the placing plate to be located in the cover body.

7. The tool changing device of a drilling and milling machining center according to claim 1, wherein: the fixing frame is also provided with a travel limiting assembly capable of limiting the displacement distance of the placing plate, and the travel limiting assembly comprises a limit trigger switch arranged on the side wall of the fixing frame and connected with the electric signal of the first driving cylinder and an L-shaped trigger block fixedly arranged at the bottom of the placing plate.

8. The tool changing device of a drilling and milling machining center according to claim 7, wherein: the limit trigger switches are arranged in the front-back direction along the displacement direction of the placement plate, and the L-shaped trigger block is positioned between the two limit trigger switches.

9. The tool changing device of a drilling and milling machining center according to claim 7, wherein: two groups of travel limiting assemblies are symmetrically arranged on the left side and the right side of the placement plate.