CN115592472A - Automatic point searching system of numerical control machine tool and use method - Google Patents

Automatic point searching system of numerical control machine tool and use method Download PDF

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Publication number
CN115592472A
CN115592472A CN202211183025.0A CN202211183025A CN115592472A CN 115592472 A CN115592472 A CN 115592472A CN 202211183025 A CN202211183025 A CN 202211183025A CN 115592472 A CN115592472 A CN 115592472A
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control machine
machine tool
fixed
numerical control
blank
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朱佳
刘金磊
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Individual
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Priority to CN202211183025.0A priority Critical patent/CN115592472A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
    • B23Q17/22—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring existing or desired position of tool or work
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
    • B23Q11/08—Protective coverings for parts of machine tools; Splash guards
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
    • B23Q17/24—Arrangements for observing, indicating or measuring on machine tools using optics or electromagnetic waves

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Laser Beam Processing (AREA)

Abstract

The invention belongs to the technical field of numerical control machines, and particularly relates to an automatic point searching system of a numerical control machine and a using method thereof. This digit control machine tool is from seeking a little system and application method, through setting up detection device, can carry out detection achievement to the column blank automatically, remove when rotatory through laser scanner, scan the back of modelling to the whole of blank, can confirm the size shape of blank, the point of processing on the blank is confirmed to the machined shape of being convenient for as required, thereby can reduce artificial input, it needs the manual work to seek a little processing to add man-hour to have solved current digit control machine tool, the threshold of starting to hand is higher, simultaneously work efficiency is lower, will appear the deviation very easily in operation process, influence the technical problem of work piece quality.

Description

Automatic point searching system of numerical control machine tool and use method
Technical Field
The invention relates to the technical field of numerical control machines, in particular to an automatic point searching system of a numerical control machine and a using method thereof.
Background
The numerical control machine tool is a digital control machine tool, is an automatic machine tool provided with a program control system, and can make the machine tool act and machine parts according to a programmed program.
In the prior art, when a numerical control machine tool is used for machining a product, a point needs to be found on a workpiece before the numerical control machine tool is machined, and datum positioning is carried out.
Disclosure of Invention
The invention provides an automatic point searching system of a numerical control machine tool and a using method thereof, and solves the technical problems that manual point searching processing is required to be carried out manually during the processing of the existing numerical control machine tool, the threshold of starting to work is high, the working efficiency is low, deviation is easy to occur in the operation process, and the quality of a workpiece is influenced.
The invention provides an automatic point-searching system of a numerical control machine tool and a using method thereof, wherein the automatic point-searching system comprises a numerical control machine tool, and further comprises a detection port, a shielding device, a moving device, a fixing device and a detection device which are arranged on the outer surface of a frame of the numerical control machine tool;
the shielding device comprises a door plate for shielding, the shielding device is arranged on the outer surface of the frame of the numerical control machine tool, and the lifting of the door plate shields and exposes the detection port;
the moving device is arranged on the outer surface of the shielding device and drives the fixing device and the detection device to move, the moving device comprises a driving mechanism, a single-thread screw rod and a double-thread screw rod, the driving mechanism comprises a driving gear for driving, and the driving gear can respectively drive the single-thread screw rod and the double-thread screw rod to rotate;
the fixing device comprises a fixing column for fixing, the fixing device is positioned on the outer surface of the double-thread screw rod, and the fixing column is used for fixing a columnar blank to be processed;
detection device, detection device sets up the surface of single line lead screw detects the action to the cylindric blank, detection device includes connecting block, telescopic hydraulic cylinder, rotary mechanism and detection mechanism, rotary mechanism includes half ring gear, detection mechanism includes laser scanner, the rotation of half ring gear drives laser scanner rotates the action.
Preferably, shelter from the device still including sheltering from the shell, the surface of folding shell with the lateral surface fixed mounting of digit control machine tool, the both sides of door plant with shelter from the inner wall sliding insertion of shell.
Through above-mentioned technical scheme, go up and down in sheltering from the shell through the door plant, can realize sealing the detection mouth and show, can be convenient for detect the blank when showing, the processing of the digit control machine tool of being convenient for when sealing.
Preferably, the outer fixed surface who shelters from the shell installs and shelters from the motor, the connecting axle is installed through the bearing to the inner wall that shelters from the shell, the outer fixed surface of connecting axle installs lifting gear, the outer fixed surface of door plant installs lifting rack, lifting gear's surface with lifting rack's surface meshes.
Through above-mentioned technical scheme, through the rotation of lifting gear, can drive the lift of the lifting rack with it meshing, realize driving the door plant and carry out the action of going up and down automatically, can keep the fixed of door plant after the lift is accomplished simultaneously.
Preferably, the driving mechanism further comprises a protective shell, the outer surface of the protective shell is fixedly mounted on the outer surface of the shielding shell, a support frame is fixedly mounted on the outer side surface of the protective shell, a driving motor is fixedly mounted on the outer surface of the support frame, one end of an output shaft of the driving motor is fixedly mounted on the outer surface of the driving gear, two ends of the single-line screw rod and two ends of the double-line screw rod are rotatably connected with the inner wall of the protective shell through bearings, the single-line screw rod and one end of the double-line screw rod penetrate through the outer surface of the protective shell and are slidably inserted into a transmission gear, and the outer surface of the transmission gear is meshed with the outer surface of the driving gear.
Through the technical scheme, the transmission gear can be driven to rotate through the driving gear, so that the single-thread screw rod and the double-thread screw rod can be driven to rotate through one driving motor.
Preferably, an electromagnet is fixedly installed on the outer surface of the supporting frame, a magnetic block is fixedly installed on the outer surface of the transmission gear, and the outer surface of the electromagnet is magnetically connected with the outer surface of the magnetic block.
Through the technical scheme, after the electromagnet at the corresponding position is electrified, the electromagnet can adsorb the magnetic block in front of the electromagnet, the transmission gear fixed with the electromagnet is driven to move, the driving gear can only drive the transmission gear to rotate, and selective control on rotation of the single-thread screw rod and the double-thread screw rod can be conveniently carried out according to conditions.
Preferably, fixing device still includes the link, the surface of link with slip grafting after the surface threaded connection of double-thread lead screw is in the inner wall of protecting sheathing, the surface fixed mounting of link has the regulation pneumatic cylinder, the piston rod one end fixed mounting of adjusting the pneumatic cylinder has annular shell, the inner wall fixed mounting of annular shell has the gasbag, and is a plurality of through the fixed intercommunication of connecting pipe between the gasbag, the connecting pipe surface of gasbag has the air pump through hose fixed mounting.
Through above-mentioned technical scheme, through the coefficient of expansion of air pump control gasbag, through the inflation extrusion fixed column of gasbag, realize that a plurality of fixed columns can stretch out and draw back, the diameter of the column blank of being convenient for carries out corresponding regulation, and the gasbag has elasticity simultaneously, and the fixed column of being convenient for runs into unevenness's ground when the column blank surface removes and can still remove by the fixed column.
Preferably, the outer fixed surface of annular shell installs the reset sleeve that is annular array distribution, reset sheathed tube inner wall fixed mounting has reset spring, reset spring's one end with the outer fixed surface of fixed column installs, the surface of fixed column with extend to inside after the inner wall of annular shell slides and pegs graft, the one end rotation of fixed column is connected with the ball.
Through above-mentioned technical scheme, can reset the fixed column through reset spring, through the outer surface contact of ball and column blank, the removal of the fixed column of being convenient for, the fixed column that the annular array distributes can support the blank fixedly, can be convenient for simultaneously remove according to the position that detects, does not influence laser scanner's detection.
Preferably, the outer surface of the connecting block is in threaded connection with the outer surface of the single-thread screw rod and then is in sliding insertion connection with the inner wall of the protective shell, the outer surface of the telescopic hydraulic cylinder is fixedly mounted with the outer surface of the connecting block, one end of a piston rod of the telescopic hydraulic cylinder is fixedly mounted with a fixed limiting frame, the inner wall of the fixed limiting frame is in sliding insertion connection with the outer surface of the half-tooth ring, rotating motors are fixedly mounted on two sides of the outer surface of the fixed limiting frame, and one end of an output shaft of each rotating motor drives the half-tooth ring to rotate through a gear.
Through above-mentioned technical scheme, the rotating electrical machines through both sides can drive half ring gear and rotate in fixed spacing, when half ring gear is located the top, can be convenient for fixed spacing and remove through annular housing, and the rotation of half ring gear can drive laser scanner and rotate simultaneously, carries out 360 degrees scans to the surface of blank.
Preferably, detection mechanism still includes the bogie, the surface of bogie with the fixed surface mounting of half ring gear, laser scanner's one end with the surface of bogie is articulated through the round pin axle, the fixed surface mounting of bogie has steering motor, steering motor's output shaft one end drive laser scanner rotates.
Through above-mentioned technical scheme, through turning to of laser scanner, can realize scanning the surface of columnar blank comprehensively, carry out fixed point work after the three-dimensional modeling.
Preferably, S1: when a point of a columnar blank needs to be found, a shielding motor on the outer surface of a shielding shell is controlled to start, the shielding motor drives a connecting shaft to rotate, and a lifting gear on the connecting shaft can drive a lifting rack on a door panel to descend and then drive the door panel to descend to expose a detection opening;
s2: adjusting a hydraulic cylinder to push the annular shell out of the protective shell and then enter the outer surface of the numerical control machine tool, inserting a columnar blank to be detected into a space between the fixed columns, conveying gas into the air bag through the air pump, extruding the fixed columns after the air bag expands, enabling the balls on the fixed columns to contact the blank, and stretching a reset spring in the reset sleeve;
s3: after the telescopic hydraulic cylinder adjusts the extending length of the hydraulic cylinder, the fixed limiting frame is pushed, so that the center of the fixed limiting frame and the center of the annular shell are located on the same horizontal line, a steering motor on the bogie drives a laser scanner to steer, the end face of one end of the blank is scanned, and after the scanning is finished, the laser scanner resets;
s4: the driving motor on the supporting frame drives the driving gear to rotate, the driving gear can drive the transmission gear on the single-thread lead screw meshed with the driving gear to rotate, after the transmission gear on the double-thread lead screw is electrified through the electromagnet, the magnetic block pulls the transmission gear to be separated from the meshing with the driving gear, the driving motor is started to drive the connecting block on the single-thread lead screw to move, the fixed limiting frame is sleeved on the outer surface of the blank, and meanwhile, the rotating motor is started to drive the gear to drive the half-toothed ring to rotate in the fixed limiting frame, so that the laser scanner performs circumferential rotation to scan the outer surface of the blank and move at the same time;
s5: when the laser scanner meets an annular shell, a semi-gear ring is positioned above a fixed limiting frame to form a notch, the electromagnet adsorbed by a transmission gear on a double-thread lead screw is powered off, the transmission gear can be reset, the transmission gear on a single-thread lead screw is adsorbed after the electromagnet below the double-thread lead screw is powered on, the driving motor is started to drive the double-thread lead screw to rotate, the annular shell moves to one end of a columnar blank which is completely scanned through the lower part of the fixed limiting frame, the double-thread lead screw stops rotating, and the single-thread lead screw continues to rotate to drive the laser scanner to continue scanning;
s6: laser scanner carries out comprehensive scanning back to the column blank, gets into data processing center with the data transmission of scanning, handles the data of collecting, carries out three-dimensional modeling to the data of gathering, selects the processing figure, through data contrast back, confirms horizontal machined surface and vertical machined surface, reachs processing coordinate data, according to data selection column blank suitable processing one end after, place the other end and install the clamp in the digit control machine tool and process.
The beneficial effects of the invention are as follows:
1. through setting up the mobile device, can drive detection device and fixing device and remove, the rotation of single line lead screw is convenient for laser scanner scan the blank to multiple length, and the rotation of double-line lead screw can drive the removal of fixed post, is convenient for fix the blank of different length, drives the rotation of single line lead screw and double-line lead screw through a driving motor, realizes two kinds of moving means.
2. Through setting up fixing device, can realize fixing the blank of difference, be convenient for detect work to the blank, through the expansion of the inflation back extrusion fixed column of gasbag, realize the fixed to the blank of different diameters to can increase the practicality, can detect the both ends of blank, be convenient for seek a little work.
3. Through setting up detection device, can carry out the check out test set to the column blank automatically, remove in the time of the rotation through laser scanner, scan the back of modelling to the whole of blank, can confirm the size and shape of blank, the point of processing on the blank is confirmed to the processing shape of being convenient for as required, thereby can reduce artificial input, it needs the manual work of looking for a little to process to add man-hour to have solved current digit control machine tool, the threshold of starting to one's hands is higher, work efficiency is lower simultaneously, will appear the deviation very easily in operation process, influence the technical problem of work piece quality.
Drawings
Fig. 1 is a schematic diagram of an automatic point searching system of a numerical control machine tool and a method for using the same according to the present invention;
fig. 2 is a perspective view of a door panel structure of an automatic point-searching system of a numerical control machine tool and a using method thereof according to the present invention;
fig. 3 is a perspective view of a shielding case structure of the automatic point-finding system of the numerical control machine tool and the using method thereof according to the present invention;
fig. 4 is a perspective view of a connecting shaft structure of an automatic point-finding system of a numerical control machine tool and a using method thereof according to the present invention;
fig. 5 is a perspective view of a lifting gear structure of an automatic point-finding system of a numerical control machine tool and a using method thereof according to the present invention;
FIG. 6 is a perspective view of a single-thread screw structure of the automatic point-finding system of the numerical control machine tool and the using method thereof according to the present invention;
fig. 7 is a perspective view of a transmission gear structure of an automatic point-finding system of a numerical control machine tool and a using method thereof according to the present invention;
fig. 8 is a perspective view of an annular housing structure of an automatic point-finding system of a numerical control machine tool and a using method thereof according to the present invention;
fig. 9 is a perspective view of a fixed column structure of an automatic point-finding system of a numerical control machine tool and a using method thereof according to the present invention;
fig. 10 is a perspective view of a half-gear ring structure of an automatic point searching system and a using method of a numerical control machine tool according to the present invention;
fig. 11 is a perspective view of a turning motor structure of a numerically controlled machine tool auto-centering system and a method for using the same according to the present invention.
In the figure: 1. a numerical control machine tool; 11. a detection port; 2. a shielding shell; 21. a door panel; 22. a shading motor; 23. a connecting shaft; 24. a lifting gear; 25. a lifting rack; 3. a protective housing; 31. a support frame; 32. a drive motor; 33. a drive gear; 34. an electromagnet; 35. a magnetic block; 36. a single-line screw rod; 37. a double-thread screw rod; 38. a transfer gear; 4. a connecting frame; 41. adjusting a hydraulic cylinder; 42. an annular housing; 43. an air bag; 44. an air pump; 5. resetting the cannula; 51. a return spring; 52. fixing a column; 53. a ball bearing; 6. connecting blocks; 61. a telescopic hydraulic cylinder; 62. fixing a limiting frame; 63. a half-toothed ring; 64. a rotating electric machine; 7. a bogie; 71. a laser scanner; 72. a steering motor.
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.
Referring to fig. 1-11, an automatic point-finding system of a numerical control machine tool and a using method thereof include a numerical control machine tool 1, and further include a detection port 11, a shielding device, a moving device, a fixing device and a detecting device, which are provided on an outer surface of a frame of the numerical control machine tool 1.
As shown in fig. 2-5, the shielding device includes a door panel 21 for shielding, the shielding device is disposed on an outer surface of the frame of the numerical control machine 1, and the door panel 21 is lifted to shield and expose the detection opening 11.
In order to shelter from work to detecting mouth 11, shelter from the device and still include sheltering from shell 2, the surface of folding shell and the lateral surface fixed mounting of digit control machine tool 1, the both sides of door plant 21 and the inner wall slip grafting of sheltering from shell 2.
In order to drive the door panel 21 to automatically lift, a shielding motor 22 is fixedly installed on the outer surface of the shielding shell 2, a connecting shaft 23 is installed on the inner wall of the shielding shell 2 through a bearing, a lifting gear 24 is fixedly installed on the outer surface of the connecting shaft 23, in order to lift the door panel 21 through the rotation of the lifting gear 24, a lifting rack 25 is fixedly installed on the outer surface of the door panel 21, and the outer surface of the lifting gear 24 is meshed with the outer surface of the lifting rack 25.
As shown in fig. 6-7, the moving device is arranged on the outer surface of the shielding device and performs moving actions on the driving fixing device and the detecting device, the moving device comprises a driving mechanism, a single-thread screw rod 36 and a double-thread screw rod 37, the driving mechanism comprises a driving gear 33 for driving, and the driving gear 33 can respectively drive the single-thread screw rod 36 and the double-thread screw rod 37 to perform rotating actions;
in order to drive the rotation of the single-thread screw rod 36 and the double-thread screw rod 37, the driving mechanism further comprises a protective shell 3, the outer surface of the protective shell 3 is fixedly installed with the outer surface of the shielding shell 2, the outer side surface of the protective shell 3 is fixedly installed with a support frame 31, in order to drive the rotation of the driving gear 33, the outer surface of the support frame 31 is fixedly installed with a driving motor 32, one end of an output shaft of the driving motor 32 is fixedly installed with the outer surface of the driving gear 33, two ends of the single-thread screw rod 36 and two ends of the double-thread screw rod 37 are rotatably connected with the inner wall of the protective shell 3 through bearings, the single-thread screw rod 36 is positioned above the double-thread screw rod 37, in order to drive the rotation of the single-thread screw rod 36 or the double-thread screw rod 37, one ends of the single-thread screw rod 36 and the double-thread screw rod 37 penetrate through the outer surface of the protective shell 3 and are slidably inserted with a transmission gear 38, the transmission gear 38 can drive the double-thread screw rod 37 or the single-thread screw rod 36 to rotate and move left and right, and the outer surface of the transmission gear 38 is meshed with the outer surface of the driving gear 33.
In order to selectively drive the single-thread screw rod 36 or the double-thread screw rod 37 to rotate, the outer surface of the support frame 31 is fixedly provided with the electromagnet 34, the outer surface of the transmission gear 38 is fixedly provided with the magnetic block 35, and the outer surface of the electromagnet 34 is magnetically connected with the outer surface of the magnetic block 35.
As shown in fig. 8-9, the fixing device includes a fixing post 52 for fixing, the fixing device is located on the outer surface of the double-thread screw 37, and the fixing post 52 performs a fixing action on the columnar blank to be processed;
in order to fix blanks with different sizes, the fixing device further comprises a connecting frame 4, the outer surface of the connecting frame 4 is in threaded connection with the outer surface of the double-threaded screw rod 37 and then is in sliding insertion connection with the inner wall of the protective shell 3, in order to not affect normal operation of the numerical control machine 1, an adjusting hydraulic cylinder 41 is fixedly installed on the outer surface of the connecting frame 4, the adjusting hydraulic cylinder 41 can push a fixing column 52 to move into the numerical control machine 1, an annular shell 42 is fixedly installed at one end of a piston rod of the adjusting hydraulic cylinder 41, in order to push the fixing column 52 to move, an air bag 43 is fixedly installed on the inner wall of the annular shell 42, the air bags 43 are fixedly communicated through connecting pipes, and an air pump 44 is fixedly installed on the outer surface of the connecting pipe of the air bag 43 through a hose.
In order to facilitate the resetting of the fixing column 52, the outer surface of the annular shell 42 is fixedly provided with the resetting sleeves 5 distributed in an annular array, the inner wall of each resetting sleeve 5 is fixedly provided with a resetting spring 51, one end of each resetting spring 51 is fixedly arranged with the outer surface of the corresponding fixing column 52, in order to limit the corresponding fixing column 52, the outer surface of each fixing column 52 is slidably inserted into the inner wall of the annular shell 42 and then extends into the corresponding fixing column 52, and in order to facilitate the movement of the corresponding fixing column 52 on the outer surface of a blank, one end of each fixing column 52 is rotatably connected with a ball 53.
As shown in fig. 10-11, the detection device is disposed on the outer surface of the single-thread screw 36 and performs a detection operation on the cylindrical blank, the detection device includes a connecting block 6, a telescopic hydraulic cylinder 61, a rotating mechanism and a detection mechanism, the rotating mechanism includes a half-toothed ring 63, the detection mechanism includes a laser scanner 71, and the rotation of the half-toothed ring 63 drives the laser scanner 71 to perform a rotation operation.
In order to carry out comprehensive scanning to the blank, the surface of connecting block 6 slides after the surface threaded connection with single line lead screw 36 and pegs graft at protecting sheathing's inner wall and carry on spacingly, the surface of flexible pneumatic cylinder 61 and the surface fixed mounting of connecting block 6, the piston rod one end fixed mounting of flexible pneumatic cylinder 61 has fixed spacing 62, the inner wall of fixed spacing 62 and the surface slip grafting of half ring gear 63, in order to drive laser scanner 71 and carry out circumferential motion, the equal fixed mounting in surface both sides of fixed spacing 62 has rotating electrical machines 64, the rotation of gear drive half ring gear 63 is passed through to rotating electrical machines 64's output shaft one end.
In order to turn to laser scanner 71, be convenient for scan the both ends of blank, detection mechanism still includes bogie 7, and the surface of bogie 7 and the fixed surface installation of semi-gear, the one end of laser scanner 71 and the surface of bogie 7 are through the round pin axle articulated, and the fixed surface installation of bogie 7 has steering motor 72, and steering motor 72's output shaft one end drive laser scanner 71 rotates.
The working principle is as follows: when a cylindrical blank needs to be found, the shielding motor 22 on the outer surface of the shielding shell 2 is controlled to start, the shielding motor 22 drives the connecting shaft 23 to rotate, and the lifting gear 24 on the connecting shaft 23 can drive the lifting rack 25 on the door panel 21 to descend to drive the door panel 21 to descend so as to expose the detection port 11;
adjusting a hydraulic cylinder 41 to push an annular shell 42 out of a protective shell 3 and then enter the outer surface of the numerical control machine tool 1, inserting a columnar blank to be detected into a space between fixed columns 52, conveying gas into an air bag 43 through an air pump 44, extruding the fixed columns 52 after the air bag 43 expands, enabling balls 53 on the fixed columns 52 to contact the blank, and stretching a return spring 51 in a return sleeve 5;
after the telescopic hydraulic cylinder 61 adjusts the extending length of the hydraulic cylinder 41, the fixed limiting frame 62 is pushed, so that the center of the fixed limiting frame 62 and the center of the annular shell 42 are located on the same horizontal line, a steering motor 72 on the bogie 7 drives the laser scanner 71 to steer, the end face of one end of the blank is scanned, and after the scanning is finished, the laser scanner 71 resets;
the driving motor 32 on the supporting frame 31 drives the driving gear 33 to rotate, the driving gear 33 can drive the transmission gear 38 on the single-thread screw rod 36 meshed with the driving gear to rotate, after the transmission gear 38 on the double-thread screw rod 37 is electrified through the electromagnet 34, the magnetic block 35 pulls the transmission gear 38 to be separated from the meshing with the driving gear 33, the driving motor 32 is started to drive the connecting block 6 on the single-thread screw rod 36 to move, the fixed limiting frame 62 is sleeved on the outer surface of the blank, meanwhile, the rotating motor 64 is started to drive the gear to drive the semi-tooth ring 63 to rotate in the fixed limiting frame 62, and the laser scanner 71 is enabled to rotate circumferentially to scan the outer surface of the blank and move;
when the laser scanner 71 meets the annular shell 42, a gap is formed after the semi-toothed ring 63 is positioned above the fixed limiting frame 62, the electromagnet 34 adsorbed by the transmission gear 38 on the double-thread screw 37 is powered off, the transmission gear 38 can be reset, the transmission gear 38 on the single-thread screw 36 is adsorbed after the electromagnet 34 below is powered on, the double-thread screw 37 can be driven to rotate by starting the driving motor 32, the double-thread screw 37 stops rotating after the annular shell 42 moves to one end of a columnar blank which is completely scanned through the lower part of the fixed limiting frame 62, and the single-thread screw 36 continues to rotate to drive the laser scanner 71 to continue scanning;
laser scanner 71 carries out comprehensive scanning back to the column blank, gets into data processing center with the data transmission of scanning, handles the data of collecting, carries out three-dimensional modeling to the data of gathering, selects the processing figure, and through data contrast back, confirms horizontal machined surface and vertical machined surface, reachs processing coordinate data, according to data selection column blank suitable processing one end after, places the other end and processes behind the built-in clamp of digit control machine tool 1.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (10)

1. The utility model provides a digit control machine tool automatic point searching system, includes digit control machine tool (1), its characterized in that: the device is characterized by also comprising a detection port (11), a shielding device, a moving device, a fixing device and a detection device, wherein the detection port is formed in the outer surface of the frame of the numerical control machine tool (1);
the shielding device comprises a door plate (21) for shielding, the shielding device is arranged on the outer surface of the frame of the numerical control machine (1), and the lifting of the door plate (21) shields and exposes the detection port (11);
the moving device is arranged on the outer surface of the shielding device and is used for driving the fixing device and the detection device to move, the moving device comprises a driving mechanism, a single-thread screw rod (36) and a double-thread screw rod (37), the driving mechanism comprises a driving gear (33) used for driving, and the driving gear (33) can respectively drive the single-thread screw rod (36) and the double-thread screw rod (37) to rotate;
the fixing device comprises a fixing column (52) for fixing, the fixing device is positioned on the outer surface of the double-thread screw rod (37), and the fixing column (52) is used for fixing a columnar blank to be processed;
detection device, detection device sets up the surface of single line lead screw (36) detects the action to the cylindric blank, detection device includes connecting block (6), flexible pneumatic cylinder (61), rotary mechanism and detection mechanism, rotary mechanism includes half ring gear (63), detection mechanism includes laser scanner (71), the rotation drive of half ring gear (63) laser scanner (71) rotate the action.
2. The automatic point searching system of the numerical control machine tool according to claim 1, characterized in that: the shielding device further comprises a shielding shell (2), the outer surface of the folding shell is fixedly mounted on the outer side surface of the numerical control machine tool (1), and the two sides of the door plate (21) are slidably inserted into the inner wall of the shielding shell (2).
3. The automatic point searching system for numerical control machine tool according to claim 2, characterized in that: the utility model discloses a door plate, including sheltering from shell (2), the outer fixed surface who shelters from shell (2) installs and shelters from motor (22), the connecting axle (23) is installed through the bearing to the inner wall that shelters from shell (2), the outer fixed surface of connecting axle (23) installs lifting gear (24), the outer fixed surface of door plant (21) installs lifting rack (25), the surface of lifting gear (24) with the surface toothing of lifting rack (25).
4. The automatic point searching system of the numerical control machine tool according to claim 2, characterized in that: the driving mechanism further comprises a protective shell (3), the outer surface of the protective shell (3) is fixedly mounted on the outer surface of the shielding shell (2), a support frame (31) is fixedly mounted on the outer side surface of the protective shell (3), a driving motor (32) is fixedly mounted on the outer surface of the support frame (31), one end of an output shaft of the driving motor (32) is fixedly mounted on the outer surface of the driving gear (33), two ends of a single-thread lead screw (36) and two ends of a double-thread lead screw (37) are rotatably connected with the inner wall of the protective shell (3) through bearings, the single-thread lead screw (36) and one end of the double-thread lead screw (37) penetrate through the outer surface of the protective shell (3) and are connected with a transmission gear (38) in a sliding and inserting mode, and the outer surface of the transmission gear (38) is meshed with the outer surface of the driving gear (33).
5. The automatic point searching system of the numerical control machine tool according to claim 4, characterized in that: the outer surface of the supporting frame (31) is fixedly provided with an electromagnet (34), the outer surface of the transmission gear (38) is fixedly provided with a magnetic block (35), and the outer surface of the electromagnet (34) is magnetically connected with the outer surface of the magnetic block (35).
6. The automatic point searching system of the numerical control machine tool according to claim 4, characterized in that: fixing device still includes link (4), the surface of link (4) with the surface threaded connection back slip grafting of double-thread lead screw (37) is in the inner wall of protecting sheathing (3), the surface fixed mounting of link (4) has adjusting hydraulic cylinder (41), the piston rod one end fixed mounting of adjusting hydraulic cylinder (41) has annular shell (42), the inner wall fixed mounting of annular shell (42) has gasbag (43), and is a plurality of through the fixed intercommunication of connecting pipe between gasbag (43), the connecting pipe surface of gasbag (43) passes through hose fixed mounting and has air pump (44).
7. The automatic point searching system of the numerical control machine tool according to claim 6, characterized in that: the outer fixed surface of annular shell (42) installs reset sleeve (5) that are annular array and distribute, the inner wall fixed mounting of reset sleeve (5) has reset spring (51), reset spring (51) one end with the outer fixed surface of fixed column (52) installs, the surface of fixed column (52) with extend to inside behind the inner wall slip grafting of annular shell (42), the one end rotation of fixed column (52) is connected with ball (53).
8. The automatic point searching system of the numerical control machine tool according to claim 4, characterized in that: the outer surface of the connecting block (6) is connected with the outer surface of the single-thread screw rod (36) in a threaded connection mode and then is in sliding insertion connection with the inner wall of the protective shell (3), the outer surface of the telescopic hydraulic cylinder (61) is fixedly installed on the outer surface of the connecting block (6), a fixed limiting frame (62) is fixedly installed at one end of a piston rod of the telescopic hydraulic cylinder (61), the inner wall of the fixed limiting frame (62) is in sliding insertion connection with the outer surface of the half-toothed ring (63), rotary motors (64) are fixedly installed on two sides of the outer surface of the fixed limiting frame (62), and one end of an output shaft of each rotary motor (64) is driven by a gear to rotate the half-toothed ring (63).
9. The automatic point searching system of the numerical control machine tool according to claim 1, characterized in that: detection mechanism still includes bogie (7), the surface of bogie (7) with the fixed surface of half ring gear (63) installs, the one end of laser scanner (71) with the surface of bogie (7) is articulated through the round pin axle, the fixed surface of bogie (7) installs steering motor (72), the output shaft one end drive of steering motor (72) laser scanner (71) rotate.
10. The use method of the automatic point searching system of the numerical control machine tool based on any one of claims 1 to 9 comprises the following steps:
s1: when a cylindrical blank is required to be subjected to point searching, a shielding motor (22) on the outer surface of a shielding shell (2) is controlled to be started, the shielding motor (22) drives a connecting shaft (23) to rotate, and after a lifting gear (24) on the connecting shaft (23) can drive a lifting rack (25) on a door panel (21) to descend, the door panel (21) is driven to descend, so that a detection port (11) is exposed;
s2: adjusting a hydraulic cylinder (41) to push an annular shell (42) out of a protective shell (3) and then enabling the annular shell to enter the outer surface of a numerical control machine tool (1), inserting a columnar blank to be detected into a space between fixed columns (52), conveying gas into an air bag (43) through an air pump (44), extruding the fixed columns (52) after the air bag (43) expands, enabling balls (53) on the fixed columns (52) to contact the blank, and stretching a return spring (51) in a return sleeve (5);
s3: after the stretching length of the hydraulic cylinder (41) is adjusted, the fixed limiting frame (62) is pushed by the telescopic hydraulic cylinder (61), so that the center of the fixed limiting frame (62) and the center of the annular shell (42) are located on the same horizontal line, a steering motor (72) on the steering frame (7) drives the laser scanner (71) to steer, the end face of one end of a blank is scanned, and after the scanning is finished, the laser scanner (71) resets;
s4: a driving motor (32) on a supporting frame (31) drives a driving gear (33) to rotate, the driving gear (33) can drive a transmission gear (38) on a single-thread screw rod (36) which is meshed with the driving gear to rotate, after the transmission gear (38) on a double-thread screw rod (37) is electrified through an electromagnet (34), a magnetic block (35) pulls the transmission gear (38) to be separated from the meshing with the driving gear (33), the driving motor (32) is started to drive a connecting block (6) on the single-thread screw rod (36) to move, a fixed limiting frame (62) is sleeved on the outer surface of a blank, meanwhile, a rotating motor (64) is started to drive a gear to drive a half-tooth ring (63) to rotate in the fixed limiting frame (62), and a laser scanner (71) is enabled to rotate circumferentially to scan the outer surface of the blank and move;
s5: when the laser scanner (71) meets the annular shell (42), a gap is formed after the semi-toothed ring (63) is positioned above the fixed limiting frame (62), the semi-toothed ring is powered off with the electromagnet (34) adsorbed by the transmission gear (38) on the double-thread screw rod (37), the transmission gear (38) can be reset, after the electromagnet (34) below is powered on, the transmission gear (38) on the single-thread screw rod (36) is adsorbed, the driving motor (32) is started, the double-thread screw rod (37) can be driven to rotate, the annular shell (42) moves to one end of a cylindrical blank which is scanned through the lower part of the fixed limiting frame (62), the double-thread screw rod (37) stops rotating, and the single-thread screw rod (36) continues to rotate to drive the laser scanner (71) to continue scanning;
s6: after the laser scanner (71) comprehensively scans the columnar blank, scanned data are transmitted into a data processing center, collected data are processed, three-dimensional modeling is conducted on the collected data, a processing graph is selected, a transverse processing surface and a longitudinal processing surface are determined after data comparison, processing coordinate data are obtained, and after a suitable processing end of the columnar blank is selected according to the data, the other end is placed in a numerical control machine (1) to be clamped and then processed.
CN202211183025.0A 2022-09-27 2022-09-27 Automatic point searching system of numerical control machine tool and use method Pending CN115592472A (en)

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CN202211183025.0A CN115592472A (en) 2022-09-27 2022-09-27 Automatic point searching system of numerical control machine tool and use method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202211183025.0A CN115592472A (en) 2022-09-27 2022-09-27 Automatic point searching system of numerical control machine tool and use method

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CN115592472A true CN115592472A (en) 2023-01-13

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117889750A (en) * 2024-03-15 2024-04-16 大连保税区金宝至电子有限公司 Automatic edge finding detection device for reducing product size detection error

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117889750A (en) * 2024-03-15 2024-04-16 大连保税区金宝至电子有限公司 Automatic edge finding detection device for reducing product size detection error
CN117889750B (en) * 2024-03-15 2024-05-14 大连保税区金宝至电子有限公司 Automatic edge finding detection device for reducing product size detection error

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