CN115647896B - Emergency protection device for numerical control machine tool manufacturing - Google Patents
Emergency protection device for numerical control machine tool manufacturing Download PDFInfo
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- CN115647896B CN115647896B CN202211593049.3A CN202211593049A CN115647896B CN 115647896 B CN115647896 B CN 115647896B CN 202211593049 A CN202211593049 A CN 202211593049A CN 115647896 B CN115647896 B CN 115647896B
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Abstract
The invention relates to the technical field of numerical control machine tools, in particular to an emergency protection device for manufacturing a numerical control machine tool, which comprises a protection shell, wherein a machine tool is arranged in the protection shell, a connecting block is arranged in the middle of the machine tool, and a cutting mechanism is arranged on one side of the connecting block; the cutting mechanism comprises a mounting tool apron, one side of the mounting tool apron is connected with a connecting block, a cavity is formed in the middle of the other side of the mounting tool apron, an emergency stop component is arranged on the inner wall of the cavity, a withdrawal slide block is arranged on one side of the tight seat when the tight seat slides along the inner wall of the T-shaped groove, the fixed seat is pulled to move towards the bottom of the limit groove, and the fixed seat synchronously drives the cutting tool bit to recover at the moment, so that the cutting tool bit is rapidly far away from a workpiece, an emergency protection effect is achieved on the cutting tool bit and the workpiece, and damage of the cutting tool bit can be avoided timely.
Description
Technical Field
The invention relates to the technical field of numerical control machine tools, in particular to an emergency protection device for manufacturing a numerical control machine tool.
Background
The numerical control machine tool is short for numerical control machine tool, and is an automatic machine tool with a program control system. The control system is able to logically process a program defined by control codes or other symbolic instructions, and to decode it, expressed in coded numbers, and input to the numerical control device via the information carrier. The numerical control device sends out various control signals to control the action of the machine tool through operation processing, and parts are automatically machined according to the shape and the size required by the drawing.
During lathe turning production, the rotation of motor and the contact in-process between cutting tool bit and the machined part can be accompanied vibration and appear, if the cutting tool bit is difficult to be found in the inspection because of appear less breach or irregular wearing and tearing in the use in the turning operation in-process, and lead to the cutting tool bit probably to appear certain vibration in the course of working, and then can influence the precision of work piece at the in-process of processing for the quality decline qualification rate of work piece reduces, and also has unavoidable influence to the life cycle of cutter, can reduce the life of its use, when the vibration is great in time to the digit control machine tool close, because inertia chuck still can carry out transient rotation, if at this moment cutter and the work piece that waits to process if not in time break away from, probably directly lead to the damage of work piece or the serious wearing and tearing of cutter.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides an emergency protection device for manufacturing a numerical control machine tool.
The technical scheme adopted for solving the technical problems is as follows: the emergency protection device for manufacturing the numerical control machine tool comprises a protection shell, wherein a machine tool is arranged in the protection shell, a connecting block is arranged in the middle of the machine tool, and a cutting mechanism is arranged on one side of the connecting block; the cutting mechanism comprises a mounting cutter holder, one side of the mounting cutter holder is connected with the connecting block, a cavity is formed in the middle of the other side of the mounting cutter holder, and an emergency stop component is arranged on the inner wall of the cavity;
the emergency stop assembly comprises a rotating shaft and a rotating shell, wherein the rotating shaft is fixedly connected to the middle part of the inner wall of a cavity, the rotating shell is rotationally sleeved on the outer wall of the rotating shaft, an installation cavity is arranged in the rotating shell, a shaking spring is connected in the installation cavity, the lower end of the shaking spring is welded with the inner wall of the installation cavity, the upper end of the shaking spring is connected with a gravity block, the gravity block can slide along the inner wall of the installation cavity, the lower surface of the gravity block is fixedly connected with a striking needle, the striking needle penetrates through the middle part of the shaking spring, the bottom of the installation cavity is connected with a trigger switch, and the lower end of the striking needle can be in contact with the trigger switch;
one end of the rotating shell, which is close to the trigger switch, is vertically downward.
Specifically, the installation blade holder outer wall is provided with the spacing groove, the spacing groove is L shape setting, and the cavity that spacing groove and installation blade holder middle part set up link up the setting, sliding connection has the fixing base in the spacing groove, and the outside one end of spacing groove is arranged in to the fixing base is through bolt fixedly connected with cutting tool bit, the inside one end of spacing groove is the slope setting in the fixing base, and has seted up the T-shaped groove, the bottom of spacing groove is provided with the tight seat of support with fixing base looks adaptation.
Specifically, support the bottom sliding connection of tight seat and spacing groove, support one side that tight seat is close to the fixing base and be provided with the inclined plane with fixing base looks adaptation, the one end on inclined plane is connected with the slider that moves back, slider sliding connection moves back in the T-shaped inslot.
Specifically, the mounting cavity has seted up the mounting groove along circumference inside wall middle part, and the mounting groove inner wall is connected with the commentaries on classics board, the commentaries on classics board rotates through the locating shaft and connects between two inner walls of mounting groove, the commentaries on classics board includes the drive end, the drive end of commentaries on classics board is close to one side of mounting groove inner wall and is connected with two limiting plates, the other end of commentaries on classics board is provided with respectively and supports tight flange and the flange of stepping down.
Specifically, be provided with the push rod between limiting plate and the mounting groove inner wall, the one end rotation of push rod is connected at the inner wall of mounting groove inner wall, the flexible end rotation of push rod is connected at the opposite side lateral wall of two limiting plates, push rod and trigger switch electric connection.
Specifically, the tight seat of support is provided with the spread groove in the inside one side lateral wall of cavity, the convex plate of stepping down is arranged in the spread groove, and leaves the clearance between convex plate and the spread groove, the tight convex plate of support can support tightly with the tight seat of support and arrange the inside one end lateral wall of cavity.
Specifically, the lateral wall threaded connection of installation blade holder has sealed lid, set up annular water pocket between sealed lid and the cavity inner wall, annular water pocket bonds in sealed inner wall of lid, and the other end and the cavity inner wall bonding of annular water pocket.
Specifically, the one end that annular water pocket is close to sealed lid link up and is connected with a plurality of water pipes, water pipe and annular water pocket junction are provided with the check valve, the water pipe runs through the outer wall of sealed lid, and the water outlet end of water pipe is directional cutting tool bit's tip.
Specifically, the tight bulge board of support is kept away from the tight seat of support one side outer wall fixedly connected with drive spring, drive spring's the other end fixedly connected with pastes tight rubber slab, paste tight rubber slab and the outer wall contact of annular water pocket.
The invention has the beneficial effects that:
(1) According to the emergency protection device for manufacturing the numerical control machine tool, the telescopic rod of the push rod in the mounting groove is shortened, the telescopic end of the push rod pulls the protruding end of the rotating plate to rotate along the positioning shaft through the limiting plate connected with the end part, the positioning shaft pushes the abutting seat to slide along the bottom of the limiting groove to the cavity in the middle of the mounting tool apron through the connecting groove arranged on the side wall of the abutting seat in the rotating process, the abutting seat is provided with the retracting slide block to slide along the inner wall of the T-shaped groove when in sliding, and meanwhile, the fixing seat is pulled to move towards the bottom of the limiting groove, and at the moment, the fixing seat synchronously drives the cutting tool bit to be recovered, so that the cutting tool bit is rapidly far away from a workpiece, an emergency protection effect is achieved on the cutting tool bit and the workpiece, and the phenomenon that the cutting tool bit is possibly damaged is timely avoided.
(2) According to the emergency protection device for manufacturing the numerical control machine tool, the annular water bag can absorb energy generated by vibration, the influence of the vibration on the installation tool apron is reduced, the stability of the installation tool apron is further guaranteed, the influence of the energy generated by the vibration on the cutting tool head is reduced, the abutting convex plate presses the abutting rubber plate through the transmission spring during rotation, the transmission spring and the abutting rubber plate play a role in absorbing the vibration energy in the working process, meanwhile, the energy can be transferred to the annular water bag, the damage of the energy generated by the vibration on the cutting tool head is further avoided, and meanwhile, the stability of the installation tool apron is guaranteed.
(3) The emergency protection device for manufacturing the numerical control machine tool has the advantages that the transmission spring pushes the tightly-adhered rubber plate to extrude the annular water bag, water in the annular water bag can be sprayed out through the connected water pipe, the end part of the cutting tool bit can be cleaned in the process of recovering the cutting tool bit, the cutting tool bit is in a clean state, the telescopic end of the push rod is controlled to stretch through the control device arranged outside the numerical control machine tool, the push rod pushes the rotating plate to return to the initial state in the stretching process, the abutting convex plate can abut against the side wall of the abutting seat, the abutting seat and the fixing seat are in the abutting state through the abutting convex plate, and the fixing seat is more stable in the working process.
Drawings
The invention will be further described with reference to the drawings and examples.
Fig. 1 is a schematic diagram of the overall structure of an emergency protection device for manufacturing a numerical control machine tool;
fig. 2 is a schematic perspective view of a numerical control machine tool according to the present invention;
FIG. 3 is a schematic perspective view of a cutting mechanism according to the present invention;
FIG. 4 is a cross-sectional view of FIG. 3 provided by the present invention;
FIG. 5 is an enlarged view of FIG. 4 at A provided in the present invention;
FIG. 6 is a plan view of a rotor plate provided by the present invention;
FIG. 7 is a perspective view of a fixing base and a tightening base provided by the present invention;
fig. 8 is a cross-sectional view of a scram assembly provided by the present invention.
In the figure: 1. a protective housing; 2. a connecting block; 3. a chuck; 4. a cutting mechanism; 41. installing a tool apron; 42. sealing cover; 43. an emergency stop component; 431. a rotation shaft; 432. rotating the housing; 433. a gravity block; 434. shaking the spring; 435. a striker pin; 436. triggering a switch; 44. a fixing seat; 441. a T-shaped groove; 45. a pressing seat; 451. a connecting groove; 452. a backset slider; 46. a rotating plate; 461. positioning a shaft; 462. abutting against the convex plate; 463. a relief convex plate; 464. a driving end; 47. a push rod; 471. a limiting plate; 48. a transmission spring; 49. tightly sticking a rubber plate; 40. an annular water sac; 401. a water pipe; 5. a cutting bit.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
It is to be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like, as indicated by the orientation or positional relationship shown in the drawings, are merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
As shown in fig. 1-8, the emergency protection device for manufacturing the numerical control machine tool comprises a protection shell 1, wherein a machine tool is arranged in the protection shell 1, a connecting block 2 is arranged in the middle of the machine tool, and a cutting mechanism 4 is arranged on one side of the connecting block 2; the cutting mechanism 4 comprises a mounting cutter holder 41, one side of the mounting cutter holder 41 is connected with the connecting block 2, a cavity is formed in the middle of the other side of the mounting cutter holder 41, and an emergency stop component 43 is arranged on the inner wall of the cavity;
the emergency stop assembly 43 comprises a rotating shaft 431 and a rotating shell 432, the rotating shaft 431 is fixedly connected to the middle part of the inner wall of the cavity, the rotating shell 432 is rotationally sleeved on the outer wall of the rotating shaft 431, an installation cavity is arranged in the rotating shell 432, a shaking spring 434 is connected in the installation cavity, the lower end of the shaking spring 434 is welded with the inner wall of the installation cavity, the upper end of the shaking spring 434 is connected with a gravity block 433, the gravity block 433 can slide along the inner wall of the installation cavity, the lower surface of the gravity block 433 is fixedly connected with a striker needle 435, the striker needle 435 penetrates through the middle part of the shaking spring 434, the bottom of the installation cavity is connected with a trigger switch 436, and the lower end of the striker needle 435 can be in contact with the trigger switch 436;
the one end that rotates the casing 432 is close to trigger switch 436 is vertical downwards, and when vibration is comparatively serious, vibration energy that the cutting tool bit 5 transmitted to installation blade holder 41 can make the inside of rotating the casing 432 rock the spring 434 and can appear rocking, and gravity piece 433 can slide along the inner wall of installation cavity, drives the striker needle 435 synchronous motion that the gravity piece 433 lower surface set up, when striker needle 435 strikes the trigger switch 436 that the installation cavity bottom set up, trigger switch 436 at first controls this digit control machine tool and cuts off the power supply, realizes emergency protection's effect.
Specifically, the mounting blade holder 41 outer wall is provided with the spacing groove, the spacing groove is L shape setting, and the setting is link up with the cavity that mounting blade holder 41 middle part set up to the spacing groove, sliding connection has fixing base 44 in the spacing groove, and the outside one end of spacing groove is arranged in to the fixing base 44 is through bolt fixedly connected with cutting tool bit 5, the inside one end of spacing groove is arranged in to the fixing base 44 is the slope setting, and has seted up T-shaped groove 441, the bottom of spacing groove is provided with the tight seat 45 of support with fixing base 44 looks adaptation, and fixing base 44 plays the effect of being connected and fixed to cutting tool bit 5.
Specifically, support the bottom sliding connection of tight seat 45 and spacing groove, support tight seat 45 and be provided with the inclined plane that is close to fixing base 44 one side of fixing base 44 looks adaptation, the one end on inclined plane is connected with the slider that moves back, slider 452 sliding connection moves in T-slot 441, slides in the cavity in middle part of the installation blade holder 41, supports tight seat 45 and sets up slider 452 that moves back along T-slot 441 inner wall when sliding, and pulling fixing base 44 moves to the bottom of spacing groove simultaneously, and the fixing base 44 simultaneously drives cutting tool bit 5 in step and retrieves for cutting tool bit 5 is kept away from the work piece rapidly, plays the guard action to cutting tool bit 5 and work piece, and timely phenomenon that cutting tool bit 5 probably damage appears in the avoidance.
Specifically, the mounting cavity has offered the mounting groove along circumference inside wall middle part, and the mounting groove inner wall is connected with the rotating plate 46, the rotating plate 46 rotates through the locating shaft 461 and connects between mounting groove two inner walls, the rotating plate 46 includes the driving end 464, the driving end 464 of rotating plate 46 is close to one side of mounting groove inner wall and is connected with two limiting plates 471, the other end of rotating plate 46 is provided with respectively and supports tight protruding plate 462 and the protruding plate 463 of stepping down, and locating shaft 461 is in pivoted in-process stepping down protruding plate 463 promotes to support tight seat 45 through the spread groove 451 that supports tight seat 45 lateral wall setting to slide along the bottom of spacing groove to the cavity in middle part of installation blade holder 41, supports tight seat 45 and sets up the slider 452 and slides along T-shaped groove 441 inner wall when sliding, pulls fixing base 44 to the bottom of spacing groove simultaneously and moves, and the synchronous drive of fixing base 44 is cut tool bit 5 is retrieved for cut tool bit 5 is kept away from the work piece rapidly to work piece 5 plays the guard action this moment.
Specifically, a push rod 47 is disposed between the limit plate 471 and the inner wall of the installation groove, one end of the push rod 47 is rotatably connected to the inner wall of the installation groove, the telescopic end of the push rod 47 is rotatably connected to the side walls of the opposite sides of the two limit plates 471, the push rod 47 is electrically connected to the trigger switch 436, when the impact needle 435 impacts the trigger switch 436 disposed at the bottom of the installation cavity, the trigger switch 436 firstly controls the numerically-controlled machine tool to power off, secondly the trigger switch 436 controls the telescopic rod of the push rod 47 in the installation groove to shorten, and the telescopic end of the push rod 47 pulls the protruding end of the rotary plate 46 to rotate along the positioning shaft 461 through the limit plate 471 connected with the end.
Specifically, the side wall of the tight seat 45 inside the cavity is provided with the connecting groove 451, the relief convex plate 463 is arranged in the connecting groove 451, a gap is reserved between the relief convex plate 463 and the connecting groove 451, the tight convex plate 462 can be tightly abutted against the side wall of the tight seat 45 inside the cavity, the tight convex plate 462 can be tightly pressed against the rubber plate 49 through the transmission spring 48 during rotation, the transmission spring 48 and the tight rubber plate 49 play a role in absorbing vibration energy in the working process, meanwhile, energy can be transferred to the annular water bag 40, damage to the cutting head 5 due to energy generated by vibration is further avoided, and meanwhile, the stability of the installation tool apron 41 is also ensured.
Specifically, the side wall threaded connection of installation blade holder 41 has sealed lid 42, set up annular water bag 40 between sealed lid 42 and the cavity inner wall, annular water bag 40 bonds in sealed lid 42's inner wall, and annular water bag 40's the other end bonds with the cavity inner wall, and sealed lid 42 can avoid water and the iron fillings in the course of working to enter into in the cavity at installation blade holder 41 middle part, plays the guard action to the component in the cavity.
Specifically, the one end that annular water bag 40 is close to sealed lid 42 link up and is connected with a plurality of water pipes 401, water pipe 401 and annular water bag 40 junction are provided with the check valve, water pipe 401 runs through sealed lid 42's outer wall, and the directional tip of cutting tool bit 5 of water pipe 401's play water end, promote through drive spring 48 and paste tight rubber sheet 49 and extrude annular water bag 40, the water in the annular water bag 40 can be through the water pipe 401 blowout of connection, can wash the tip of cutting tool bit 5 in the in-process of cutting tool bit 5 recovery, annular water bag 40 that sets up in the cavity of installation blade holder 41 can absorb the energy that the vibration produced, reduce the influence of vibration to installation blade holder 41, make installation blade holder 41 more stable, and then guaranteed the stability of cutter, reduce the influence of the energy that the vibration produced to cutting tool bit 5.
Specifically, the tight protruding plate 462 is far away from the tight seat 45 and fixedly connected with transmission spring 48 on one side outer wall, the other end fixedly connected with tight rubber plate 49 of transmission spring 48, tight rubber plate 49 contacts with the outer wall of annular water bag 40, tight rubber plate 49 is pushed by transmission spring 48 to extrude annular water bag 40, water in annular water bag 40 can be sprayed out through connected water pipe 401, tight protruding plate 462 extrudes tight rubber plate 49 through transmission spring 48 during rotation, transmission spring 48 and tight rubber plate 49 play the role of absorbing vibration energy in the working process, energy can also be transferred to annular water bag 40 simultaneously, damage to cutting tool bit 5 due to energy generated by vibration is further avoided, and meanwhile stability of installation tool apron 41 is also guaranteed.
Working principle: the workpiece to be machined is clamped through the clamping head 3, the installation tool apron 41 is driven to synchronously move through the movement of the connecting block 2, and the installation tool apron 41 drives the connected cutting tool bit 5 to operate, so that the clamped workpiece to be machined can be machined.
When the serious vibration exceeds the preset range when the cutting tool bit 5 is in contact with a workpiece, the cutting tool bit 5 can be transmitted to the installation tool holder 41, the annular water bag 40 arranged in the cavity in the middle of the installation tool holder 41 can absorb the energy generated by the vibration, the influence of the vibration on the installation tool holder 41 is reduced, the installation tool holder 41 is more stable, the stability of the tool is further ensured, and the influence of the energy generated by the vibration on the cutting tool bit 5 is reduced. When the vibration is serious, the vibration energy transmitted by the cutting tool bit 5 to the mounting tool apron 41 can cause the vibration of the vibration spring 434 in the rotating shell 432, the gravity block 433 can slide along the inner wall of the mounting cavity to drive the impact needle 435 arranged on the lower surface of the gravity block 433 to synchronously move, when the impact needle 435 impacts the trigger switch 436 arranged at the bottom of the mounting cavity, the trigger switch 436 firstly controls the numerical control machine to cut off power, secondly controls the trigger switch 436 to control the telescopic rod of the push rod 47 in the mounting groove to shorten, the telescopic end of the push rod 47 pulls the protruding end of the rotating plate 46 to rotate along the positioning shaft 461 through the limiting plate 471 connected with the end part, the positioning shaft 461 pushes the abutting seat 45 to slide along the bottom of the limiting groove into the cavity in the middle part of the mounting tool apron 41 through the connecting groove 451 arranged on the side wall of the abutting seat 45 in the rotating process, the tight seat 45 of support sets up the slider 452 of moving backward along T-shaped groove 441 inner wall when sliding, the bottom that pulls fixing base 44 to the spacing groove simultaneously moves, the fixing base 44 simultaneously drives cutting tool bit 5 and retrieves this moment, make cutting tool bit 5 keep away from the work piece rapidly, play the guard action to cutting tool bit 5 and work piece, timely avoid cutting tool bit 5 probably to appear damaging the phenomenon, above-mentioned in-process, tight flange 462 is through transmission spring 48 extrusion tight rubber plate 49 when rotating, transmission spring 48 plays the effect of absorbing vibration energy with tight rubber plate 49 in the course of working, can also transmit annular water bag 40 simultaneously, further avoid the damage to cutting tool bit 5 because of the energy that the vibration produced, the stability of installation blade holder 41 has still been guaranteed simultaneously.
When the abutting convex plate 462 rotates, the abutting rubber plate 49 is pushed to extrude the annular water bag 40 through the transmission spring 48, water in the annular water bag 40 can be sprayed out through the connected water pipe 401, the end part of the cutting tool bit 5 can be cleaned in the process of recovering the cutting tool bit 5, the cutting tool bit 5 is in a clean state, the telescopic end of the push rod 47 is controlled to stretch through the control device arranged outside the numerical control machine tool, the push rod 47 pushes the rotating plate 46 to return to an initial state in the stretching process, at the moment, the abutting convex plate 462 can abut against the side wall of the abutting seat 45, the abutting seat 45 and the fixing seat 44 are in an abutting state through the abutting convex plate 462, the fixing seat 44 is more stable in the working process, and the stability of the cutting tool bit 5 in the working process is further ensured.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the foregoing examples, and that the foregoing description and description are merely illustrative of the principles of this invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides an emergency protection device is used in digit control machine tool manufacturing, includes protective housing (1), its characterized in that: a machine tool is arranged in the protective shell (1), a connecting block (2) is arranged in the middle of the machine tool, and a cutting mechanism (4) is arranged on one side of the connecting block (2); the cutting mechanism (4) comprises a mounting cutter holder (41), one side of the mounting cutter holder (41) is connected with the connecting block (2), a cavity is formed in the middle of the other side of the mounting cutter holder (41), and an emergency stop component (43) is arranged on the inner wall of the cavity;
the emergency stop assembly (43) comprises a rotating shaft (431) and a rotating shell (432), wherein the rotating shaft (431) is fixedly connected to the middle part of the inner wall of a cavity, the rotating shell (432) is rotationally sleeved on the outer wall of the rotating shaft (431), an installation cavity is arranged in the rotating shell (432), a shaking spring (434) is connected in the installation cavity, the lower end of the shaking spring (434) is welded with the inner wall of the installation cavity, the upper end of the shaking spring (434) is connected with a gravity block (433), the gravity block (433) can slide along the inner wall of the installation cavity, the lower surface of the gravity block (433) is fixedly connected with a striking needle (435), the striking needle (435) penetrates through the middle part of the shaking spring (434), the bottom of the installation cavity is connected with a trigger switch (436), and the lower end of the striking needle (435) can be contacted with the trigger switch (436).
One end of the rotary shell (432) close to the trigger switch (436) is vertically downward;
the side wall of the installation tool apron (41) is in threaded connection with a sealing cover (42), an annular water bag (40) is arranged between the sealing cover (42) and the inner wall of the cavity, the annular water bag (40) is adhered to the inner wall of the sealing cover (42), and the other end of the annular water bag (40) is adhered to the inner wall of the cavity;
one end of the annular water bag (40) close to the sealing cover (42) is in through connection with a plurality of water pipes (401), a one-way valve is arranged at the joint of the water pipe (401) and the annular water bag (40), the water pipe (401) penetrates through the outer wall of the sealing cover (42), and the water outlet end of the water pipe (401) points to the end part of the cutting tool bit (5).
2. The emergency protection device for manufacturing a numerical control machine tool according to claim 1, wherein: the utility model discloses a cutting tool for the kitchen, including installation blade holder (41) and fixing base (44), install blade holder (41) outer wall and be provided with the spacing groove, the spacing groove is L shape setting, and the cavity that spacing groove and installation blade holder (41) middle part set up link up the setting, sliding connection has fixing base (44) in the spacing groove, and outside one end of spacing groove is arranged in to fixing base (44) is through bolt fixedly connected with cutting tool bit (5), fixing base (44) are arranged in the inside one end of spacing groove and are the slope setting, and have seted up T-shaped groove (441), the bottom of spacing groove is provided with tight seat (45) of support with fixing base (44) looks adaptation.
3. The emergency protection device for manufacturing a numerical control machine tool according to claim 2, wherein: the supporting seat (45) is in sliding connection with the bottom of the limiting groove, one side, close to the fixed seat (44), of the supporting seat (45) is provided with an inclined plane matched with the fixed seat (44), one end of the inclined plane is connected with a withdrawal slide block (452), and the withdrawal slide block (452) is in sliding connection in the T-shaped groove (441).
4. An emergency protection device for manufacturing a numerical control machine tool according to claim 3, wherein: the installation cavity is provided with an installation groove along the middle part of the inner side wall of the circumference, the inner wall of the installation groove is connected with a rotating plate (46), the rotating plate (46) is rotationally connected between the two inner walls of the installation groove through a positioning shaft (461), the rotating plate (46) comprises a driving end (464), one side, close to the inner wall of the installation groove, of the driving end (464) of the rotating plate (46) is connected with two limiting plates (471), and the other end of the rotating plate (46) is respectively provided with a tight protruding plate (462) and a abdicating protruding plate (463).
5. The emergency protection device for manufacturing a numerical control machine tool according to claim 4, wherein: the push rod (47) is arranged between the limit plates (471) and the inner wall of the mounting groove, one end of the push rod (47) is rotationally connected to the inner wall of the mounting groove, the telescopic end of the push rod (47) is rotationally connected to the opposite side walls of the two limit plates (471), and the push rod (47) is electrically connected with the trigger switch (436).
6. The emergency protection device for manufacturing a numerical control machine tool according to claim 5, wherein: the tight seat (45) is supported and is arranged in one side lateral wall in the cavity and is provided with spread groove (451), the convex plate (463) of stepping down is arranged in spread groove (451), and leave the clearance between convex plate (463) and spread groove (451), support tight convex plate (462) can support tightly with the one end lateral wall that tight seat (45) was arranged in the cavity.
7. The emergency protection device for manufacturing a numerical control machine tool according to claim 4, wherein: the outer wall of one side of the abutting convex plate (462) far away from the abutting seat (45) is fixedly connected with a transmission spring (48), the other end of the transmission spring (48) is fixedly connected with an abutting rubber plate (49), and the abutting rubber plate (49) is in contact with the outer wall of the annular water bag (40).
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| CN202211593049.3A CN115647896B (en) | 2022-12-13 | 2022-12-13 | Emergency protection device for numerical control machine tool manufacturing |
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| CN202211593049.3A CN115647896B (en) | 2022-12-13 | 2022-12-13 | Emergency protection device for numerical control machine tool manufacturing |
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| CN115647896A CN115647896A (en) | 2023-01-31 |
| CN115647896B true CN115647896B (en) | 2023-06-06 |
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|---|---|---|---|---|
| JPS571658A (en) * | 1980-05-29 | 1982-01-06 | Shigiya Seiki Seisakusho:Kk | Detection apparatus for gap eliminator of grinding machine |
| MXPA02002884A (en) * | 1999-10-01 | 2005-07-01 | Sd3 Llc | Safety systems for power equipment. |
| DE102009029090A1 (en) * | 2009-09-02 | 2011-03-31 | Robert Bosch Gmbh | Emergency brake system for machine tools |
| CN207139392U (en) * | 2017-08-15 | 2018-03-27 | 江西奈尔斯西蒙斯赫根赛特中机有限公司 | A kind of machine tool emergency braking apparatus |
| CN208759067U (en) * | 2018-09-26 | 2019-04-19 | 慈溪市易格模具有限公司 | Twin tong numerical control device |
| CN110919454B (en) * | 2019-12-07 | 2021-09-24 | 江苏乔扬数控设备股份有限公司 | Digit control machine tool magazine guard shield |
| CN111687668A (en) * | 2020-06-29 | 2020-09-22 | 福清市利恒科技有限公司 | High-precision engraving and drilling device capable of being stopped quickly |
| CN213969954U (en) * | 2020-12-16 | 2021-08-17 | 南京迈森智能装备有限公司 | A high-efficient anti vibration milling machine for precision mold manufacturing usefulness |
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