阅读说明：本技术 一种用于机械数控机床加工的防撞刀机构及其应用 (Anti-collision knife mechanism for machining of mechanical numerical control machine tool and application of anti-collision knife mechanism ) 是由 吴俊强 于 2020-06-22 设计创作，主要内容包括：本发明涉及数控机床技术领域,具体为一种用于机械数控机床加工的防撞刀机构及其应用,所述滑杆的外表面滑动连接有滑块,所述气囊外壳的内部活动连接有第一气囊,所述第一气囊的一端且位于滑杆的右侧固定连接有第二导气管,所述第一气囊的一端且位于滑杆的左侧固定连接有第一导气管,所述防护壳的内部活动连接有第二气囊,当滑块在滑杆上以较大的速度左右移动时,就会出现滑块带动滑杆发生左右位移,进而使滑杆挤压其一侧的第一气囊,第一气囊内的气体随与其连接的一侧导气管进入第二气囊内部,此时第二气囊膨胀,进而推动第二气囊顶部的顶板向上滑动,最后带动推杆及其顶部的防护板向上移动至阻挡在刀具的外侧,起到保护刀具的作用。(The invention relates to the technical field of numerical control machine tools, in particular to a crashproof cutter mechanism for machining a mechanical numerical control machine tool and application thereof, wherein the outer surface of a sliding rod is connected with a sliding block in a sliding way, the inner part of an air bag shell is movably connected with a first air bag, one end of the first air bag is fixedly connected with a second air duct on the right side of the sliding rod, one end of the first air bag is fixedly connected with the first air duct on the left side of the sliding rod, the inner part of a protective shell is movably connected with the second air bag, when the sliding block moves left and right on the sliding rod at a higher speed, the sliding block drives the sliding rod to generate left and right displacement, so that the sliding rod extrudes the first air bag on one side of the sliding rod, gas in the first air bag enters the second air bag along with the air duct on one side connected with the sliding block, at the moment, the second air bag expands, so as to push, the function of protecting the cutter is achieved.)

1. The utility model provides a crashproof sword mechanism for machining of mechanical numerical control machine tool, includes slide bar (1), its characterized in that: the outer surface of the slide bar (1) is connected with a slide block (2) in a sliding manner, the rear surface of the slide block (2) is fixedly connected with a support plate (3), the rear surface of the support plate (3) is fixedly connected with a knife rest (4), the left end and the right end of the slide bar (1) are both movably connected with an air bag shell (7), the inner part of the air bag shell (7) is movably connected with a first air bag (8), one end of the first air bag (8) is fixedly connected with a second air duct (6) positioned at the right side of the slide bar (1), one end of the first air bag (8) is fixedly connected with a first air duct (5) positioned at the left side of the slide bar (1), the other end of the first air duct (5) is fixedly connected with a protective shell (10), the inner part of the protective shell (10) is movably connected with a second air bag (11), the top part of the second air bag (, the utility model discloses a knife rest (4) for the kitchen range, including roof (12), top and activity run through in last fixed surface of protecting crust (10) be connected with push rod (13), the top fixedly connected with guard plate (14) of push rod (13), the equal swing joint in the left and right sides of knife rest (4) has gag lever post (15), the outside swing joint that the one end of gag lever post (15) just is located knife rest (4) has spring (16), the one end of gag lever post (15) just is located inside fixedly connected with short slab (17) of knife rest (4), the upper surface left side activity joint of knife rest (4) has first cardboard (18), the upper surface right side activity joint of knife rest (4) has second cardboard (19), the bottom fixedly connected with cutter (20) of first cardboard (18).

2. The utility model provides a crashproof sword mechanism for mechanical numerical control machine tool processing according to claim 1, now propose a crashproof sword application method for mechanical numerical control machine tool processing, characterized by that, include the following step:

s1, after the cutter (20) is installed inside the cutter rest (4), the first clamping plate (18) and the second clamping plate (19) are clamped at the top of the cutter rest (4), so that the cutter (20) is not easy to fall off;

s2, when the slide block (2) moves left and right on the slide bar (1) at a high speed, the slide block (2) drives the slide bar (1) to move left and right;

s3, when the slide block (2) moves rightwards, the slide bar (1) is driven to extrude the first air bag (8) on the right side of the slide block, and the first air bag (8) contracts to enable the air in the first air bag to enter the second air bag (11) along with the second air duct (6) connected with the first air bag;

s4, the gas entering the second air bag (11) expands to push the top plate (12) at the top of the second air bag (11) to slide upwards, and the pushing rod (13) is driven to move upwards in the upward moving process of the top plate (12);

s5, the push rod (13) moves upwards to drive the protection plate (14) at the top of the push rod to move upwards, so that the protection plate (14) blocks the outer side of the cutter (20), the cutter rest (4) stops moving, the cutter (20) is protected, and the cutter collision phenomenon is prevented.

3. The utility model provides a crashproof sword mechanism for machine tool machining of claim 1 which characterized in that: the left end and the right end of the sliding rod (1) are respectively fixedly connected with a push plate (9) in the air bag shell (7), and the height of the push plates (9) is lower than the internal height of the air bag shell (7).

4. The utility model provides a crashproof sword mechanism for machine tool machining of claim 1 which characterized in that: the volume of the first air bag (8) is larger than that of the second air bag (11), and the length of the first air duct (5) is equal to that of the second air duct (6).

5. The utility model provides a crashproof sword mechanism for machine tool machining of claim 1 which characterized in that: the inside of first air duct (5) communicates with each other with the inside of first gasbag (8) and second gasbag (11), the inside of second air duct (6) communicates with each other with the inside of first gasbag (8) and second gasbag (11), the inside of first air duct (5) and second air duct (6) does not communicate with each other.

Technical Field

The invention relates to the technical field of numerical control machine tools, in particular to an anti-collision knife mechanism for machining of a mechanical numerical control machine tool and application thereof.

Background

The numerical control technology is the basis of mechanical machining automation, a numerical control lathe is the most widely used turning equipment at present, due to the reasons of carelessness of an operator in operation or programming errors and the like, tool collision often occurs during field machining, tool collision accidents often cause tool damage and machine tool precision reduction, and the safety of the operator is possibly threatened if the tool collision accidents are serious.

The protection effect of the protection mode to the cutter that present is used for preventing that lathe from appearing hitting the sword when processing is not good, when the lathe is processed the work piece, the amount of feed and the speed of lathe tool are difficult for controlling, can make the too big phenomenon that leads to hitting the sword of cutter amount of feed, secondly the lathe tool is installed and is difficult for dismantling on the knife rest, after the lathe tool damages, need dismantle the knife rest, influence the processing progress, consequently, technical personnel in the field provide a crashproof sword mechanism for machining of numerically-controlled machine tool and use thereof, in order to solve the problem that proposes among the above-mentioned background art.

Disclosure of Invention

In order to solve the technical problems, the invention provides a crashproof cutter mechanism for machining a mechanical numerical control machine and application thereof, which are achieved by the following specific technical means:

a crashproof cutter mechanism for machining of a mechanical numerical control machine tool comprises a slide bar, a slide block is connected to the outer surface of the slide bar in a sliding manner, a supporting plate is fixedly connected to the rear surface of the slide block, a tool rest is fixedly connected to the rear surface of the supporting plate, air bag shells are movably connected to the left and right ends of the slide bar, a first air bag is movably connected to the inner portion of each air bag shell, a second air guide pipe is fixedly connected to one end of the first air bag and located on the right side of the slide bar, a first air guide pipe is fixedly connected to one end of the first air bag and located on the left side of the slide bar, a protective shell is fixedly connected to the other end of the first air guide pipe, a second air bag is movably connected to the inner portion of the protective shell, a top plate is movably connected to the top of the second air, the utility model discloses a tool rest, including the top fixedly connected with guard plate of push rod, the equal swing joint in the left and right sides of knife rest has the gag lever post, the outside swing joint that the one end of gag lever post just is located the knife rest has the spring, the one end of gag lever post just is located the inside fixedly connected with short slab of knife rest, the upper surface left side activity joint of knife rest has first cardboard, the upper surface right side activity joint of knife rest has the second cardboard, the bottom fixedly connected with cutter of first cardboard.

An application method of a crashproof cutter for machining of a mechanical numerical control machine tool comprises the following steps:

s1, after the cutter is installed in the cutter rest, the first clamping plate and the second clamping plate are clamped at the top of the cutter rest, so that the cutter is not easy to fall off;

s2, when the slide block moves left and right on the slide bar at a high speed, the slide block drives the slide bar to move left and right;

s3, when the slide block moves rightwards, the slide bar is driven to extrude the first air bag on the right side of the slide block, and the first air bag contracts to enable the air inside the first air bag to enter the second air bag along with the second air duct connected with the first air bag;

s4, the gas entering the second air bag expands to push the top plate at the top of the second air bag to slide upwards, and the pushing rod is driven to move upwards in the process that the top plate moves upwards;

s5, the push rod moves upwards to drive the protection plate at the top of the push rod to move upwards, so that the protection plate blocks the outer side of the cutter, the cutter rest stops moving, the cutter is protected, and the cutter collision phenomenon is prevented.

Preferably, push plates are fixedly connected to the left end and the right end of the sliding rod and located inside the air bag shell, and the height of each push plate is lower than the height of the inside of the air bag shell.

Preferably, the volume of the first air sac is larger than that of the second air sac, and the length of the first air duct is equal to that of the second air duct.

Preferably, the interior of the first air duct is communicated with the interiors of the first air bag and the second air bag, the interior of the second air duct is communicated with the interiors of the first air bag and the second air bag, and the first air duct is not communicated with the interior of the second air duct.

The invention has the following beneficial effects:

1. this a crashproof sword mechanism for machining of mechanical numerical control machine tool and application thereof, through installing the knife rest on the slide bar, when the slider removes about with great speed on the slide bar, displacement about the slide bar takes place will appear to the slider drive, and then make the slide bar extrude the first gasbag of its one side, gas in the first gasbag gets into inside the second gasbag along with the one side air duct of being connected with it, the inflation of second gasbag this moment, and then promote the roof rebound at second gasbag top, drive the guard plate rebound at push rod and top at last to blockking the outside at the cutter, play the effect of protection cutter, prevent the emergence of crashing the sword phenomenon.

2. This a crashproof sword mechanism for machining of mechanical numerical control machine tool and use thereof, through connecting first cardboard and second cardboard with the fixed both sides in top of cutter, install the inside back of knife rest with the cutter, first cardboard and second cardboard are held at the top of knife rest by the card, are difficult for droing, play the effect that the installation of the cutter of being convenient for can lock the cutter again simultaneously.

Drawings

FIG. 1 is a schematic view of a slider structure according to the present invention.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is an enlarged view of a portion B of fig. 1.

FIG. 4 is a schematic view of a second bladder of the present invention.

Fig. 5 is a schematic view of the structure of the tool holder of the present invention.

In the figure: 1. a slide bar; 2. a slider; 3. a support plate; 4. a tool holder; 5. a first air duct; 6. a second air duct; 7. an air bag housing; 8. a first air bag; 9. pushing the plate; 10. a protective shell; 11. a second air bag; 12. a top plate; 13. a push rod; 14. a protection plate; 15. a limiting rod; 16. a spring; 17. a short plate; 18. a first clamping plate; 19. a second clamping plate; 20. and (4) a cutter.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, a crashproof cutter mechanism for machining of a mechanical numerical control machine and an application thereof, comprising a slide bar 1, a slide block 2 is connected to the outer surface of the slide bar 1 in a sliding manner, a supporting plate 3 is fixedly connected to the rear surface of the slide block 2, a cutter holder 4 is fixedly connected to the rear surface of the supporting plate 3, an air bag housing 7 is movably connected to each of the left and right ends of the slide bar 1, a push plate 9 is fixedly connected to each of the left and right ends of the slide bar 1 and positioned inside the air bag housing 7, the height of the push plate 9 is lower than the inner height of the air bag housing 7, a first air bag 8 is movably connected to the inner portion of the air bag housing 7, a second air duct 6 is fixedly connected to one end of the first air bag 8 and positioned on the right side of the slide bar 1, a first air duct 5 is fixedly connected to one end of the first air duct, the top of the second air bag 11 is movably connected with a top plate 12 in the protective shell 10, the top of the top plate 12 is movably connected with a push rod 13 which penetrates through the upper surface of the protective shell 10, the top of the push rod 13 is fixedly connected with a protective plate 14, the left side and the right side of the knife rest 4 are both movably connected with a limiting rod 15, one end of the limiting rod 15 is movably connected with a spring 16 outside the knife rest 4, one end of the limiting rod 15 is fixedly connected with a short plate 17 inside the knife rest 4, the left side of the upper surface of the knife rest 4 is movably clamped with a first clamping plate 18, the right side of the upper surface of the knife rest 4 is movably clamped with a second clamping plate 19, the bottom of the first clamping plate 18 is fixedly connected with a cutter 20, the volume of the first air bag 8 is larger than that of the second air bag 11, the length of the first air duct 5 is equal to that of the second air duct 6, the inside, the inside of second air duct 6 communicates with each other with the inside of first gasbag 8 and second gasbag 11, first air duct 5 does not communicate with each other with the inside of second air duct 6, through installing knife rest 4 on slide bar 1, when slider 2 moves about with great speed on slide bar 1, it will appear that slider 2 drives slide bar 1 and takes place and move about, and then make slide bar 1 extrude the first gasbag 8 of its one side, the gas in the first gasbag 8 gets into inside the second gasbag 11 along with the one side air duct of being connected with it, second gasbag 11 inflation this moment, and then promote roof 12 top of second gasbag 11 and upwards slide, drive push rod 13 and guard plate 14 at top upwards to blockking in the outside of cutter 20 at last, play the effect of protection cutter 20, prevent the emergence of the phenomenon of hitting the sword.

When the tool rest is used, the tool 20 is arranged in the tool rest 4, the first clamping plate 18 and the second clamping plate 19 on the top of the tool 20 respectively extend upwards from the lower part of the tool rest 4 to two sides of the top of the tool rest 4, so that the first clamping plate 18 and the second clamping plate 19 are clamped outside the tool rest 4, when the tool 20 needs to be disassembled, the limiting rods 15 on the left side and the right side of the tool rest 4 are pressed, the spring 16 contracts, the short plate 17 moves towards the inside of the tool rest 4 and respectively presses the first clamping plate 18 and the second clamping plate 19, so that the tool 20 is taken out, the tool rest 4 is connected onto the supporting plate 3, the supporting plate 3 is arranged on the sliding block 2, when the sliding block 2 moves left and right on the sliding block 1 at a higher speed, the sliding block 2 drives the sliding block 1 to generate left and right displacement, when the sliding block 2 moves rightwards, the sliding block 1 further drives the sliding block 1 to extrude the first air bag 8 on the right side, the first air bag 8 contracts, at this moment, the second air bag 11 expands to further push the top plate 12 at the top of the second air bag 11 to slide upwards, the push rod 13 is driven to move upwards in the process that the top plate 12 moves upwards, the push rod 13 drives the protection plate 14 at the top of the push rod to move upwards, so that the protection plate 14 blocks the outer side of the cutter 20, the cutter rest 4 stops moving, the effect of protecting the cutter 20 is achieved, the cutter collision phenomenon is prevented, when the sliding block 2 moves leftwards, the sliding rod 1 is further driven to extrude the first air bag 8 on the left side of the sliding rod, the first air bag 8 contracts and enables air inside the first air bag 8 to enter the second air bag 11 along with the first air duct 5 connected with the first air duct, and the protection plate 14 blocks the outer side of the cutter 20 in.

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.