CN115647905A - Workpiece picking and placing device and method for numerical control machining center - Google Patents
Workpiece picking and placing device and method for numerical control machining center Download PDFInfo
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- CN115647905A CN115647905A CN202211670341.0A CN202211670341A CN115647905A CN 115647905 A CN115647905 A CN 115647905A CN 202211670341 A CN202211670341 A CN 202211670341A CN 115647905 A CN115647905 A CN 115647905A
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Abstract
The invention provides a workpiece taking and placing device for a numerical control machining center and a method thereof, which relate to the technical field of the numerical control machining center and comprise a double-layer mobile platform, wherein the double-layer mobile platform comprises a chassis and a workbench, and universal wheels are arranged at the bottom end of the chassis; the balance assembly is installed on the workbench, a moving block is movably installed on the workbench, a groove is formed in the moving block, a separating block is arranged in the groove, a counterweight pressing block is installed at one end of the separating block, the moving direction of the separating block is opposite to the moving direction of the moving block during operation, and a gravity block is connected to the counterweight pressing block to keep the workbench balanced during operation; the clamping block is used for clamping a workpiece and is arranged on the workbench, and the clamping block is provided with a detection assembly for detecting the levelness of the clamping block.
Description
Technical Field
The invention belongs to the technical field of numerical control machining centers, and particularly relates to a workpiece taking and placing device and a workpiece taking and placing method for a numerical control machining center.
Background
The numerical control machining center is a high-efficiency automatic machine tool which consists of mechanical equipment and a numerical control system and is suitable for machining complex parts, the comprehensive machining capacity is high, a workpiece can finish more machining contents after being clamped once, the machining precision is high, batch workpieces with medium machining difficulty can be machined, the efficiency is 5-10 times that of common equipment, especially, machining which cannot be finished by a plurality of common equipment can be finished, and the numerical control machining center is more suitable for single-piece machining with complex shapes and high precision requirements or medium and small batch multi-variety production.
If a publication number is CN110371895B, a rectangular workpiece taking and placing device for a numerical control machining center is disclosed, which comprises a base, a universal wheel, a roller, a large screw rod, a rotating disc, a large supporting rod, a top plate, a first movable plate, a second movable plate, a large tension spring, a large connecting block and the like; the left part of base is opened there is big circular slot, and open in the left side at base top has big movable groove, and big movable groove is located big circular slot directly over, can be convenient get the rectangle work piece and put, has alleviateed staff's burden, can avoid the rectangle work piece to injure the staff by a crashing object, and safe and reliable is favorable to developing and going on of work.
Also for example, a round workpiece taking and placing device with a publication number of CN110370061B, which is convenient to use and used in a numerical control machining center, includes a base, a universal wheel, a roller, a first large inverted U-shaped rod, a second large inverted U-shaped rod, a large lifting plate, a first large spring, a second large spring, a movable plate, etc.; the right-hand member of base bottom is connected with the universal wheel, and the left end of base bottom is connected with the gyro wheel, and the staff of being convenient for uses, and the staff can be convenient remove it in addition, has alleviateed staff's burden, is favorable to developing and going on of work.
In the existing workpiece taking and placing device for the numerical control machining center, the stability problem of the workpiece taking and placing process is not considered, the workpiece is directly placed in the numerical control machining center, the level of the workpiece is not considered, when the workpiece is clamped in the numerical control machining center, the level of the workpiece needs to be further adjusted, and otherwise, the quality of the machined workpiece is influenced.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a workpiece taking and placing device and a workpiece taking and placing method for a numerical control machining center.
A workpiece taking and placing device for a numerical control machining center comprises:
the double-layer mobile platform comprises a chassis and a workbench, and universal wheels are mounted at the bottom end of the chassis;
the balance assembly is mounted on the workbench, a moving block is movably mounted on the workbench, a groove is formed in the moving block, a separating block is arranged in the groove, a counterweight pressing block is mounted at one end of the separating block, the moving direction of the separating block is opposite to that of the moving block during working, and a gravity block is connected to the counterweight pressing block to keep the workbench balanced during working;
the clamping block is used for clamping a workpiece and is arranged on the workbench, and the clamping block is provided with a detection assembly for detecting the levelness of the clamping block.
Further, be equipped with the screw rod groove on the workstation, screw rod inslot is connected with the actuating lever, actuating lever one end is connected with the top motor, and the actuating lever outer wall is equipped with the screw thread, the movable block with separation piece and actuating lever threaded connection, and the screw thread of movable block revolve to with the screw thread of separation piece revolve to opposite.
Furthermore, the moving block comprises a fixed part and a rotating part, a driving part is installed on the fixed part, the top end of the driving part is connected with the rotating part, the rotating part is driven by the driving part to rotate relative to the fixed part, a taking and placing plate is installed on the rotating part, a workpiece frame is installed on the taking and placing plate, a clamping block used for clamping workpieces is installed on the workpiece frame, and the length of the taking and placing plate is greater than one half of the width of the workbench.
Further, the symmetry is equipped with the work groove on the rotating part, and the work inslot is connected with the round bar, and the outer wall of round bar is equipped with the screw thread, get and put board and round bar threaded connection, lifting motor is installed on the rotating part top, and lifting motor is connected with the round bar, and lifting motor drive round bar is rotatory, gets and puts the board and reciprocate along the work groove.
Further, get to be equipped with the removal cell body in putting the inboard, remove to be equipped with in the cell body and get and put the slide, get to put the slide and be electronic slip table, get to put the slide bottom and install the installation piece, be equipped with X in the installation piece to the through-hole, X is equipped with Y to the round hole, Y to the round hole with X is coaxial to the through-hole, still is equipped with Y in the installation piece to gear hole and shaft hole, Y is perpendicular to the central axis of through-hole to the central axis of gear hole and X, the shaft hole is located the top of X to the through-hole, the axis in shaft hole with Y is perpendicular to the axis of gear hole, the work rest is installed in X is to the through-hole, the cover is equipped with the thread bush on the work rest, and thread bush swing joint is in Y to the round hole, thread bush and work rest threaded connection, the thread bush is equipped with driven gear, and servo motor is installed to installation piece one side, and servo motor's motor shaft axis is located in, be connected with the driving gear on the servo motor, driving gear and driven gear mesh, and driving gear are located Y to the gear downthehole.
Furthermore, an opening is formed in one end of the workpiece frame, a rotating shaft is arranged at the opening of the workpiece frame, the clamping block is rotatably connected with the rotating shaft, and a positioning piece is arranged on the workpiece frame and used for limiting the position of the clamping block.
Furthermore, clamp splice one end is the plane, and the other end is the curved surface, the setting element includes the location separation blade, location separation blade one end is installed on the locating pin, the locating pin with the work rest rotates to be connected, and during operation, the other end of location separation blade is located the clamp splice and location separation blade and clamp splice laminating.
Further, be equipped with square groove and spacing groove on the chassis, square inslot installs tip supporting panel and power transmission pole, and power transmission pole one end is rotated with tip supporting panel and is connected, and the other end of power transmission pole passes the chassis, installs the transmission gear group on the power transmission pole, has connect the bottom motor on the transmission gear group, threaded connection has the bottom seat of sliding on the power transmission pole, and square inslot wall is equipped with the slide rail, bottom seat of sliding and slide rail sliding connection, install the jacking cylinder on the seat of sliding of bottom, the trapezoidal piece is installed to the workstation bottom, and joint support pole is installed to trapezoidal piece both sides, joint support pole installs on the jacking cylinder.
Further, be equipped with the counter weight groove on the workstation, the counter weight groove is located screw rod groove both sides, and sliding connection has the gravity piece in the counter weight groove, install the push rod on the gravity piece, the push rod other end is connected with the counter weight briquetting.
Based on the workpiece taking and placing device for the numerical control machining center, the invention also provides a method for the workpiece taking and placing device for the numerical control machining center, which comprises the following steps:
taking a workpiece:
the method comprises the following steps: when the servo motor works, the threaded sleeve rotates, and the workpiece frame moves relatively to clamp the workpiece, so that the bottom surface of the workpiece is flush with the bottom surface of the clamping block;
step two: after the clamping block clamps the workpiece, the driving part drives the rotating part to rotate 90 degrees anticlockwise, so that the moving direction of the taking and placing sliding seat is parallel to the direction of the central axis of the driving rod;
placing a workpiece:
step three: the jacking cylinder jacks up the workbench to enable the workbench to be positioned on one side of a sliding door of the numerical control machining center;
step four: the top motor drives the driving rod to rotate, the moving block and the separating block move back to back, and the moving block is moved to a proper position according to the actual positions of the clamping block and the workpiece tool in the numerical control center;
step five: the taking and placing slide seat moves in the moving groove body, the lifting motor drives the round rod to rotate, the taking and placing plate moves up and down along the working groove, the actual distance between the workpiece and a workpiece tool in the numerical control center is adjusted, and the workpiece is placed on the workpiece tool in the numerical control center.
The beneficial effects of the invention are:
be provided with double-deck moving platform, realize the lift removal of work piece through the workstation, realize the transport of work piece through the chassis, guarantee that the work piece gets the steady of putting the process, and the relative position on workstation and chassis can remove, consequently be applicable to the numerical control machining center of different models, when avoiding the chassis to remove extreme position, can't send the work piece accuracy to in the numerical control machining center.
Be equipped with balanced subassembly in the workstation, because when getting to put the work piece, the workstation need rise certain height, consequently, in order to guarantee the balance of workstation, through the change of the gravity when the removal compensation work piece of counter weight briquetting and gravity piece removes, make the workstation be in balanced state all the time.
The clamping block is provided with a detection assembly, the clamping block is provided with surfaces of two different shapes so as to be suitable for workpieces of various shapes, and the bottom surface of the workpiece is flush with the bottom surface of the clamping block during clamping, so that the level of the workpiece is the level of the clamping block, and the workpiece and a workpiece tool of a numerical control machining center are always in a horizontal state through the detection assembly, so that the machining quality of the workpiece is ensured.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic top view of the table of the present invention;
FIG. 3 is a schematic left side view of the present invention;
FIG. 4 is a schematic top view of the base pan of the present invention;
FIG. 5 is a schematic left side view of the traveling block of the present invention;
FIG. 6 is a schematic top view of the clamp block of the present invention;
FIG. 7 is a left side view of the access panel of the present invention;
FIG. 8 is a left side structural schematic view of the mounting block of the present invention;
FIG. 9 is a front view schematic of another aspect of the present invention;
fig. 10 is a left side view schematically illustrating the push rod of the present invention.
Labeled as: 1. a bottom motor; 2. a chassis; 3. connecting the supporting rods; 4. a bottom sliding seat; 5. a trapezoidal block; 6. a universal wheel; 7. a top motor; 8. a counterweight groove; 9. a push rod; 10. a moving block; 11. a fixed part; 12. moving the trough body; 13. taking and placing the plate; 14. a screw channel; 15. a drive rod; 16. a work table; 17. a gravity block; 18. a counterweight pressing block; 19. separating the blocks; 20. a groove; 21. a taking and placing sliding seat; 22. a drive gear set; 23. a slide rail; 24. an end support panel; 25. a square groove; 26. a limiting groove; 27. a power transmission rod; 28. a working groove; 29. a round bar; 30. a lifting motor; 31. a drive member; 32. mounting blocks; 33. a driving gear; 34. a rotating part; 35. a servo motor; 36. a threaded sleeve; 37. a driven gear; 38. a workpiece holder; 39. a shaft hole; 40. a Y-direction circular hole; 41. a Y-direction gear hole; 42. an X-direction through hole; 43. a rotating shaft; 44. positioning pins; 45. a clamping block; 46. a detection component; 47. positioning a baffle plate; 48. and (5) jacking the cylinder.
Detailed Description
Example one
The utility model provides a work piece is got and is put device for numerical control machining center, including double-deck moving platform, as shown in fig. 1 and fig. 9, double-deck moving platform includes chassis 2 and workstation 16, universal wheel 6 is installed to 2 bottoms on chassis, chassis 2 moves along with workstation 16, simultaneously, chassis 2 can move for workstation 16, relies on the removal of chassis 2 to realize getting of work piece and puts, to the model of numerical control machining center, chassis 2 is adjustable for the position of workstation 16, ensures that the work piece is got and is put steady, reliable of device.
If the bottom end of the numerical control machining center is closed, after the chassis 2 and the workbench 16 are close to the shell of the numerical control machining center, the chassis 2 carries out lifting movement, and at the moment, the chassis 2 and the workbench 16 are aligned up and down;
if the bottom end of the numerical control machining center is a certain distance away from the bottom surface, at the moment, after the chassis 2 is positioned at one side of the machining door of the numerical control machining center, the workbench 16 continues to move to one side of the numerical control machining center, so that the workpiece can be quickly moved into the numerical control machining center, and the workpiece taking and placing time is saved.
Install bottom seat 4 that slides on chassis 2, as shown in fig. 1 and fig. 3, install jacking cylinder 48 on the bottom seat 4 that slides, trapezoidal piece 5 is installed to workstation 16 bottom, and the stable removal of workstation 16 is guaranteed to the aim at that sets up trapezoidal piece 5, and joint support pole 3 is installed to trapezoidal piece 5 both sides, and joint support pole 3 installs on jacking cylinder 48, realizes the lift of workstation 16 through jacking cylinder 48.
As shown in fig. 2, a screw groove 14 and a moving block 10 are arranged on the worktable 16, a driving rod 15 is connected in the screw groove 14, one end of the driving rod 15 is connected with a top motor 7, threads are arranged on the outer wall of the driving rod 15, the moving block 10 is in threaded connection with the driving rod 15, the top motor 7 works, the driving rod 15 rotates, and the moving block 10 moves linearly along the driving rod 15.
In order to further ensure the stability of the workpiece in the process of taking and placing, as shown in fig. 2, a balance assembly is mounted on the workbench 16, the balance assembly comprises a separation block 19, a counterweight pressing block 18 is mounted at one end of the separation block 19, a groove 20 is formed in the moving block 10, the separation block 19 is arranged in the groove 20, the separation block 19 is in threaded connection with the driving rod 15, and the thread turning direction of the moving block 10 is opposite to that of the separation block 19;
therefore, the moving directions of the moving block 10 and the separating block 19 are opposite, the gravity of the counterweight pressing block 18 is larger than that of the moving block 10, when the moving block 10 conveys a workpiece to the center of the numerical control machining center, the separating block 19 moves in the opposite direction of the moving block 10, and when the workpiece with large weight is taken and placed, the workbench 16 and the chassis 2 are kept balanced.
As shown in fig. 5, the moving block 10 includes a fixed portion 11 and a rotating portion 34, a driving member 31 is mounted on the fixed portion 11, a top end of the driving member 31 is connected to the rotating portion 34, and the rotating portion 34 is driven by the driving member 31 to rotate relative to the fixed portion 11, so that one end of the chassis 2 can take a workpiece and one side can place the workpiece, or one side of the chassis 2 can take the workpiece and one end can place the workpiece.
As shown in fig. 5, the rotating portion 34 is symmetrically provided with the working grooves 28, the round bar 29 is connected in the working grooves 28, the outer wall of the round bar 29 is provided with threads, the taking and placing plate 13 is mounted on the rotating portion 34, the taking and placing plate 13 is in threaded connection with the round bar 29, the top end of the rotating portion 34 is provided with the lifting motor 30, the lifting motor 30 is connected with the round bar 29, the lifting motor 30 drives the round bar 29 to rotate, and the taking and placing plate 13 moves up and down along the working grooves 28, so that the workpieces are taken and placed.
As shown in fig. 2, a moving trough body 12 is arranged in the pick-and-place plate 13, a pick-and-place slide seat 21 is arranged in the moving trough body 12, as shown in fig. 6-8, a mounting block 32 is mounted at the bottom end of the pick-and-place slide seat 21, a workpiece rack 38 is mounted on the pick-and-place plate 13, and a clamping block 45 for clamping a workpiece is mounted on the workpiece rack 38;
the length of the pick-and-place plate 13 is greater than one half of the width of the workbench 16, so that when the moving direction of the pick-and-place slide 21 is perpendicular to the driving rod 15, the projection of the pick-and-place slide 21 is on the surface of the workbench 16 or outside the workbench 16, so as to pick and place the workpiece.
In order to further extend the stroke of the clamping block 45, the pick-and-place slide 21 is an electric slide table, and the work rest 38 is movable relative to the mounting block 32.
As shown in FIG. 8, an X-direction through hole 42 is formed in the mounting block 32, a Y-direction circular hole 40 is formed in the inner wall of the X-direction through hole 42, the Y-direction circular hole 40 is coaxial with the X-direction through hole 42, the diameter of the Y-direction circular hole 40 is larger than that of the X-direction through hole 42, a Y-direction gear hole 41 and a shaft hole 39 are further formed in the mounting block 32, the central axis of the Y-direction gear hole 41 is perpendicular to that of the X-direction through hole 42, the shaft hole 39 is located above the X-direction through hole 42, and the axis of the shaft hole 39 is perpendicular to that of the Y-direction gear hole 41.
As shown in fig. 7, the working frame 38 is installed in the X-direction through hole 42, the threaded sleeve 36 is sleeved on the working frame 38, the threaded sleeve 36 is movably installed in the Y-direction circular hole 40, the threaded sleeve 36 is in threaded connection with the working frame 38, the driven gear 37 is sleeved on the threaded sleeve 36, the servo motor 35 is installed on one side of the installation block 32, a motor shaft of the servo motor 35 is located in the shaft hole 39, the servo motor 35 is connected with the driving gear 33, the driving gear 33 is meshed with the driven gear 37, and the driving gear 33 and the driven gear 37 are located in the Y-direction gear hole 41;
in operation, the servo motor 35 drives the driving gear 33 to rotate, the driving gear 33 transmits power to the driven gear 37, the threaded sleeve 36 rotates, and the workpiece holder 38 moves linearly relative to the threaded sleeve 36 so that the clamping block 45 clamps or releases a workpiece.
Example two
On the basis of the first embodiment, as shown in fig. 6, one end of the clamping block 45 is a plane, and the other end of the clamping block is a curved surface, so that workpieces of various shapes can be clamped, therefore, an opening is formed at one end of the workpiece holder 38, the rotating shafts 43 are symmetrically arranged at the opening of the workpiece holder 38, the clamping block 45 is rotatably connected with the rotating shafts 43, so as to realize the rotation of the clamping block 45, and in order to ensure the stability of the clamping block 45, a positioning member is arranged on the workpiece holder 38 for limiting the position of the clamping block 45.
The setting element includes location separation blade 47, and location separation blade 47 one end is installed on locating pin 44, realizes 360 degrees rotations of location separation blade 47 through locating pin 44, and locating pin 44 rotates with work rest 38 to be connected, and during operation, the other end of location separation blade 47 is located clamp splice 45 and location separation blade 47 and clamp splice 45 laminating, and when location separation blade 47 bottom surface and work rest 38 laminated, clamp splice 45 can revolve the axis rotation of pivot 43 to the interface of adjustment clamp splice 45 and work piece.
In order to further ensure the levelness of the workpiece during installation and avoid the inclination of the workpiece during clamping, the clamping block 45 is provided with a detection assembly 46 for detecting the levelness of the clamping block 45, thereby ensuring the levelness of the workpiece during installation.
The detection component 46 is a bubble level gauge, which ensures the level of the workpiece clamped by the clamping block 45, and after the workpiece is fixed by the workpiece fixture of the numerical control machining center, the clamping block 45 releases the workpiece.
Other components and principles in this embodiment are the same as those in the first embodiment.
EXAMPLE III
On the basis of the second embodiment, in order to further realize the movement of the workbench 16 relative to the chassis 2, as shown in fig. 4, a square groove 25 and a limiting groove 26 are arranged on the chassis 2, a power transmission rod 27 is installed in the square groove 25, a bottom sliding seat 4 is connected to the power transmission rod 27 through a thread, an end supporting panel 24 is further installed in the square groove 25 and used for providing supporting force for the power transmission rod 27, and one end of the power transmission rod 27 is rotatably connected with the end supporting panel 24;
the other end of the power transmission rod 27 penetrates through the chassis 2 and extends to one side of the chassis 2, the power transmission rod 27 rotates, and the movement of the workbench 16 is realized through the movement of the bottom sliding seat 4;
the power transmission rods 27 are provided with transmission gear sets 22, one gear of the transmission gear sets 22 is connected with the bottom motor 1, and the two power transmission rods 27 rotate in the same direction through the transmission gear sets 22.
The inner wall of the square groove 25 is provided with a slide rail 23, and the bottom sliding seat 4 is connected with the slide rail 23 in a sliding manner, so that the bottom sliding seat 4 can be stably moved.
In order to further keep the workbench 16 balanced when the picking and placing slide seat 21 moves, the counterweight pressing block 18 is connected with the gravity block 17 to keep the workbench 16 balanced when the workbench 16 works, the counterweight groove 8 is arranged on the workbench 16, the counterweight groove 8 is positioned at two sides of the screw rod groove 14, the counterweight groove 8 is connected with the gravity block 17 in a sliding way, as shown in fig. 10, the gravity block 17 is provided with a push rod 9, the other end of the push rod 9 is connected with the counterweight pressing block 18, when the counterweight pressing block 18 moves, the gravity block 17 moves in the counterweight groove 8 to compensate the change of gravity when the picking and placing slide seat 21 moves.
Other components and principles in this embodiment are the same as those in the embodiment.
Based on the workpiece taking and placing device for the numerical control machining center, the invention also provides a method for the workpiece taking and placing device for the numerical control machining center, which comprises the following steps of:
workpiece to be machined:
taking a workpiece:
when the servo motor 35 works, the threaded sleeve 36 rotates, and the workpiece frame 38 moves relatively to clamp the workpiece, so that the bottom surface of the workpiece is flush with the bottom surface of the clamping block 45;
after the workpiece is clamped by the clamping block 45, the driving part 31 drives the rotating part 34 to rotate 90 degrees anticlockwise, so that the moving direction of the taking and placing slide seat 21 is parallel to the central axis direction of the driving rod 15;
placing a workpiece:
the jacking cylinder 48 jacks up the workbench 16 to enable the workbench 16 to be positioned on one side of a sliding door of the numerical control machining center;
the top motor 7 drives the driving rod 15 to rotate, the moving block 10 and the separating block 19 move back to back, and the moving block 10 is moved to a proper position according to the actual positions of the clamping block 45 and the workpiece tool in the numerical control center;
the taking and placing slide seat 21 moves in the moving groove body 12, the lifting motor 30 drives the round rod 29 to rotate, the taking and placing plate 13 moves up and down along the working groove 28, the actual distance between a workpiece and a workpiece tool in the numerical control center is adjusted, the workpiece is placed on the workpiece tool in the numerical control center, after the workpiece is fixed by the workpiece tool in the middle of numerical control machining, and when bubbles are located in the middle, the workpiece frame 38 moves back and forth, and the workpiece is loosened.
The processed workpiece is as follows:
taking a workpiece:
when the servo motor 35 works, the threaded sleeve 36 rotates, and the workpiece frame 38 moves relatively to clamp the workpiece, so that the bottom surface of the workpiece is flush with the bottom surface of the clamping block 45;
after the workpiece is clamped by the clamping block 45, after the taking and placing slide seat 21 moves towards the moving block 10, the driving part 31 drives the rotating part 34 to rotate 90 degrees clockwise, so that the moving direction of the taking and placing slide seat 21 is parallel to the central axis direction of the driving rod 15;
placing a workpiece:
the jacking cylinder 48 pulls down the workbench 16, and the lifting motor 30 drives the round rod 29 to rotate reversely, so that the taking and placing plate 13 moves downwards to place down the workpiece.
Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various changes, modifications and substitutions can be made without departing from the spirit and scope of the invention as defined by the appended claims. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a work piece is got and is put device for numerical control machining center which characterized in that includes:
the double-layer mobile platform comprises a chassis and a workbench, and universal wheels are mounted at the bottom end of the chassis;
the balance assembly is arranged on the workbench, a moving block is movably arranged on the workbench, a groove is formed in the moving block, a separating block is arranged in the groove, a counterweight pressing block is arranged at one end of the separating block, the moving direction of the separating block is opposite to the moving direction of the moving block during working, and a gravity block is connected to the counterweight pressing block to keep the workbench balanced during working;
the clamping block is used for clamping a workpiece and is arranged on the workbench, and the clamping block is provided with a detection assembly for detecting the levelness of the clamping block.
2. The workpiece taking and placing device for the numerical control machining center according to claim 1, wherein a screw groove is formed in the workbench, a driving rod is connected in the screw groove, one end of the driving rod is connected with a top motor, threads are formed on the outer wall of the driving rod, the moving block and the separating block are in threaded connection with the driving rod, and the thread turning direction of the moving block is opposite to that of the separating block.
3. The workpiece taking and placing device for the numerical control machining center according to claim 2, wherein the moving block comprises a fixed part and a rotating part, a driving part is mounted on the fixed part, the top end of the driving part is connected with the rotating part, the rotating part is driven by the driving part to rotate relative to the fixed part, a taking and placing plate is mounted on the rotating part, a workpiece holder is mounted on the taking and placing plate, a clamping block for clamping the workpiece is mounted on the workpiece holder, and the length of the taking and placing plate is greater than one-half of the width of the workbench.
4. The workpiece taking and placing device for the numerical control machining center according to claim 3, wherein the rotating part is symmetrically provided with a working groove, a round rod is connected in the working groove, the outer wall of the round rod is provided with threads, the taking and placing plate is in threaded connection with the round rod, a lifting motor is mounted at the top end of the rotating part and is connected with the round rod, the lifting motor drives the round rod to rotate, and the taking and placing plate moves up and down along the working groove.
5. The workpiece taking and placing device for the numerical control machining center according to claim 4, wherein a moving groove body is arranged in the taking and placing plate, a taking and placing sliding seat is arranged in the moving groove body, the taking and placing sliding seat is an electric sliding table, an installation block is installed at the bottom end of the taking and placing sliding seat, an X-direction through hole is formed in the installation block, and an Y-direction round hole is formed in the inner wall of the X-direction through hole.
6. The workpiece taking and placing device for the numerical control machining center according to claim 2, wherein an opening is formed in one end of the workpiece frame, a rotating shaft is arranged at the opening of the workpiece frame, the clamping block is rotatably connected with the rotating shaft, and a positioning part is arranged on the workpiece frame and used for limiting the position of the clamping block.
7. The workpiece taking and placing device for the numerical control machining center according to claim 6, wherein one end of the clamping block is a plane, the other end of the clamping block is a curved surface, the positioning member comprises a positioning blocking piece, one end of the positioning blocking piece is mounted on a positioning pin, the positioning pin is rotatably connected with the workpiece frame, and when the workpiece taking and placing device works, the other end of the positioning blocking piece is located on the clamping block and the positioning blocking piece is attached to the clamping block.
8. The workpiece taking and placing device for the numerical control machining center according to claim 1, wherein a square groove and a limiting groove are formed in the chassis, an end portion supporting panel and a power transmission rod are installed in the square groove, one end of the power transmission rod is rotatably connected with the end portion supporting panel, the other end of the power transmission rod penetrates through the chassis, a transmission gear set is installed on the power transmission rod, a bottom motor is connected to the transmission gear set, a bottom sliding seat is connected to the power transmission rod through threads, a sliding rail is arranged on the inner wall of the square groove, the bottom sliding seat is slidably connected with the sliding rail, a jacking air cylinder is installed on the bottom sliding seat, a trapezoidal block is installed at the bottom end of the workbench, connecting support rods are installed on two sides of the trapezoidal block, and the connecting support rods are installed on the jacking air cylinder.
9. The workpiece taking and placing device for the numerical control machining center according to claim 1, wherein a counterweight groove is formed in the workbench, the counterweight groove is located on two sides of the screw rod groove, a gravity block is connected in the counterweight groove in a sliding mode, a push rod is installed on the gravity block, and the other end of the push rod is connected with a counterweight pressing block.
10. A method of using a workpiece pick and place apparatus for a cnc machining center as recited in any one of claims 1-9 comprising the steps of:
taking a workpiece:
the method comprises the following steps: when the servo motor works, the threaded sleeve rotates, and the workpiece frame moves relatively to clamp the workpiece, so that the bottom surface of the workpiece is flush with the bottom surface of the clamping block;
step two: after the clamping block clamps the workpiece, the driving part drives the rotating part to rotate 90 degrees anticlockwise, so that the moving direction of the taking and placing sliding seat is parallel to the direction of the central axis of the driving rod;
placing a workpiece:
step three: the jacking cylinder jacks up the workbench to enable the workbench to be positioned on one side of a sliding door of the numerical control machining center;
step four: the top motor drives the driving rod to rotate, the moving block and the separating block move back to back, and the moving block is moved to a proper position according to the actual positions of the clamping block and the workpiece tool in the numerical control center;
step five: get and put the slide and remove in removing the cell body, elevator motor drive round bar is rotatory, gets to put the board and reciprocates along the work groove, adjusts the actual distance of work piece and the work piece frock in the numerical control center to place the work piece in the work piece frock in the numerical control center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211670341.0A CN115647905A (en) | 2022-12-26 | 2022-12-26 | Workpiece picking and placing device and method for numerical control machining center |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211670341.0A CN115647905A (en) | 2022-12-26 | 2022-12-26 | Workpiece picking and placing device and method for numerical control machining center |
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| Publication Number | Publication Date |
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| CN115647905A true CN115647905A (en) | 2023-01-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211670341.0A Pending CN115647905A (en) | 2022-12-26 | 2022-12-26 | Workpiece picking and placing device and method for numerical control machining center |
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| CN (1) | CN115647905A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU749626A1 (en) * | 1978-01-05 | 1980-07-23 | Предприятие П/Я М-5514 | Charging apparatus |
| CN211402099U (en) * | 2019-12-13 | 2020-09-01 | 昆山智盛精密铸造有限公司 | A magnet dispensing tension test device |
| CN212552432U (en) * | 2020-05-07 | 2021-02-19 | 大唐锅炉压力容器检验中心有限公司 | Rotating equipment counterweight position positioning device |
| CN113146331A (en) * | 2021-04-28 | 2021-07-23 | 苏州科技大学 | Rocker arm mechanism for machining center |
| CN113715052A (en) * | 2021-08-26 | 2021-11-30 | 宁波莱盟机器人有限公司 | Sliding table with clamping jaw |
-
2022
- 2022-12-26 CN CN202211670341.0A patent/CN115647905A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU749626A1 (en) * | 1978-01-05 | 1980-07-23 | Предприятие П/Я М-5514 | Charging apparatus |
| CN211402099U (en) * | 2019-12-13 | 2020-09-01 | 昆山智盛精密铸造有限公司 | A magnet dispensing tension test device |
| CN212552432U (en) * | 2020-05-07 | 2021-02-19 | 大唐锅炉压力容器检验中心有限公司 | Rotating equipment counterweight position positioning device |
| CN113146331A (en) * | 2021-04-28 | 2021-07-23 | 苏州科技大学 | Rocker arm mechanism for machining center |
| CN113715052A (en) * | 2021-08-26 | 2021-11-30 | 宁波莱盟机器人有限公司 | Sliding table with clamping jaw |
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Application publication date: 20230131 |
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