CN211490555U

CN211490555U - Clamping die applied to high-speed engraving and milling machine

Info

Publication number: CN211490555U
Application number: CN201922498324.3U
Authority: CN
Inventors: 王蒙; 万猛; 赵亮
Original assignee: Nanjing Pujie Technology Co ltd
Current assignee: Nanjing Pujie Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-15
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a clamping mould applied to a high-speed engraving and milling machine, which is technically characterized by comprising a first waist groove, a second waist groove, a first base block, a second base block, a chuck and a clamping component, the first waist grooves and the second waist grooves are respectively arranged on the workbench oppositely, the two first waist grooves and the two second waist grooves are arranged on the workbench in a cross way, two first base blocks are arranged on the walls of the two first waist grooves in a sliding manner respectively, two second base blocks are arranged in the two second waist grooves in a sliding manner respectively, the first base blocks and the second base blocks slide relatively in the cross direction, the chucks are arranged on the opposite sides of the two first base blocks and the two second base blocks, the four chucks form clamping cavities, and the clamping assembly is arranged on the workbench and used for driving the first base blocks and the second base blocks to move. The utility model discloses can carry out centre gripping steadily to panel.

Description

Clamping die applied to high-speed engraving and milling machine

Technical Field

The utility model relates to a carving mills the machine field, and more specifically says that it relates to a be applied to high-speed carving and mill centre gripping mould of machine.

Background

The engraving and milling machine is a numerical control machine tool, is a high-efficiency and high-precision numerical control machine tool, and is widely applied to the industries of rough and finish machining of a precision mold core, die red copper electrodes, batch processing of aluminum parts, manufacturing of shoe molds, processing of jigs, clock and watch environments and the like.

The existing Chinese patent with the publication number of CN207807258U discloses a carving and milling machine, which comprises a frame, two upright posts, a cross beam frame, an X-axis carriage, a Z-axis backing plate, a Z-axis carriage, a spindle seat and a spindle, wherein the two upright posts are symmetrically and fixedly arranged on the frame, the cross beam frame is erected on the two upright posts, the X-axis carriage is arranged on the cross beam frame in a left-right sliding manner, the Z-axis backing plate is fixedly connected with the front side surface of the X-axis carriage, the Z-axis carriage is arranged on the Z-axis backing plate in an up-down sliding manner, the spindle seat is sleeved on the spindle, the spindle seat is fixedly arranged on the front side surface of the Z-axis carriage, a tool magazine is further arranged on the frame, a protective cover is arranged on the tool magazine, and a cover door of the protective cover.

Since the stability of the fixation of the material, such as the plate, during the machining process of the engraving and milling machine is a large factor affecting the machining accuracy, the stable fixation of the plate must be ensured during the machining process.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a be applied to high-speed carving and milling machine's centre gripping mould can carry out the centre gripping steadily to panel.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a be applied to high-speed carving and milling machine's centre gripping mould, includes first waist groove, second waist groove, first base block, second base block, chuck and presss from both sides and decides the subassembly, first waist groove and second waist groove all have two and respectively set up relatively on the workstation, two first waist groove and two second waist groove becomes the cross arrangement on the workstation, first base block has two and slides respectively and sets up on two first waist groove cell walls, the second base block has two and slides respectively and sets up at two second waist inslots, first base block and second base block slide relatively along being the direction of cross, the chuck sets up the opposite side at two first base blocks, two second base blocks, four the chuck forms the centre gripping chamber, it sets up on the workstation and is used for driving first base block and second base block and removes to press from both sides and decides the subassembly.

Through taking above-mentioned technical scheme, under the drive effect of clamping the subassembly, two first base blocks slide relatively, and two second base blocks also slide relatively to the centre gripping chamber that first base block and second base block formed can realize pressing from both sides tightly to panel gradually, moreover because the position of first base block and second base block is different, the size in the centre gripping chamber that first base block and second base block formed is also different, thereby the utility model discloses can also carry out the centre gripping steadily to the panel of equidimension not.

The utility model is further arranged in that the clamping component comprises an operation cavity, a seat, a first double-head screw, a second double-head screw, a measuring sleeve, a measuring column, a measuring spring and a pressure sensor, the operation cavity is arranged in the workbench, the top wall of the operation cavity is communicated with a first waist groove and a second waist groove, the seat is arranged in the operation cavity, the center point of the seat is in the same vertical line with the center point of the cross sliding path of the first base block and the second base block, the first double-head screw is arranged on the seat through the rotation of a first rotary groove, the different threads at two sides of the first double-head screw are respectively connected with one end threads of the two first base blocks extending into the operation cavity, a first driving device for driving the first double-head screw to rotate is arranged on the seat, the second double-head screw is arranged on the seat through the rotation of a second rotary groove, a second driving device for driving the second double-head screw to rotate is arranged on the seat, the different direction screw thread in second stud both sides stretches into the one end threaded connection of operation chamber with two second base blocks respectively, crisscross setting from top to bottom of first stud and second stud, survey the sleeve and set up respectively on the vertical lateral wall of first base block and second base block orientation centre gripping chamber, survey the post and slide the setting in survey the sleeve along the horizontal direction, survey the spring setting and stretch into on the end wall of surveying the sleeve surveying the post, the one end that surveys the spring and keep away from survey the post is provided with surveys the board, pressure sensor sets up on survey sleeve and the relative lateral wall of nozzle, survey board and pressure sensor butt, pressure sensor passes through the work of corresponding first drive arrangement and the second drive arrangement of automatic control, the chuck sets up and stretches out the one end of surveying the sleeve surveying the post at survey post, every two edges the relative chuck of the cross slip path of first base block and second base block is with the cross of first base block and second base block The center of the sliding path is symmetrically arranged for a symmetrical point, and a limiting part for positioning the position of the measuring column is arranged on the measuring sleeve.

By adopting the technical scheme, the first base block and the second base block respectively perform thread feeding on the first double-head screw and the second double-head screw along with the rotation of the first double-head screw and the second double-head screw, so that the two first base blocks and the two second base blocks move relatively to promote the chuck to form a clamping cavity; simultaneously, at the in-process that the centre gripping chamber presss from both sides tight panel, survey the board and can slide in survey the sleeve and arouse the compression of survey spring, therefore pressure sensor can judge according to the pressure size that senses whether the chuck grips panel just, and simultaneously behind the chuck gripped panel, the locating part can restrict the position of surveying the board to the chuck can stably support on the end wall of panel.

The utility model is further provided with that the limiting part comprises a limiting groove, a limiting through hole and a limiting rod, the limiting groove is arranged on the peripheral wall of the measuring column, and the limiting through hole is arranged on the peripheral wall of the measuring sleeve in a penetrating way; when the measuring spring is compressed and deformed to a specified length, the limiting groove is opposite to the limiting through hole, and the limiting rod is in threaded connection with the limiting through hole and the limiting groove.

Through adopting above-mentioned technical scheme, after the chuck reached the requirement to compressing tightly of panel, pressure sensor tentatively first drive arrangement and second drive arrangement's removal to survey the board and need not slide again, after spacing hole and spacing groove align, the gag lever post has been installed, thereby under the effect of gag lever post, survey the board and can be fixed stably in spacing sleeve, make the chuck carry out the centre gripping to panel steadily.

The utility model discloses a further set up as, the chuck includes vertical board and horizontal plate, vertical board stretches out the telescopic one end of survey and links to each other with survey post, the horizontal plate sets up the top at vertical board perpendicularly, the vertical lateral wall and the vertical end wall butt of panel of vertical board, the upper surface butt of horizontal plate and panel.

Through adopting above-mentioned technical scheme, vertical board can realize spacing to panel horizontal direction, and the horizontal plate can carry out next to panel in vertical direction to it is two-way spacing, can further improve the stability to the panel centre gripping.

The utility model discloses a further set up to, survey the telescopic one end of post stretching out survey and be provided with even seat, the chuck with even a threaded connection.

By adopting the technical scheme, the chucks of different specifications can be replaced according to the thickness of the plate, so that the application range of the clamping device is enlarged.

The utility model discloses a further set up to, the lower surface of horizontal plate is provided with the dashpot, it is provided with the buffering leg to slide along vertical direction in the dashpot, be provided with buffer spring between the top of buffering leg and the roof of dashpot, the bottom of buffering leg is provided with the buffering wheel, be provided with the setting element of location buffering leg position on the horizontal plate, the bottom and the panel upper surface butt of buffering wheel.

By adopting the technical scheme, when the chuck is used for limiting the plate in the vertical direction, the lower surface of the horizontal plate needs to be abutted against the plate, so that the buffer spring and the buffer wheel are arranged, the abrasion of the horizontal plate to the plate can be reduced by utilizing the elastic deformation of the buffer spring and the rolling action of the buffer wheel, and finally the buffer leg can be positioned by the positioning piece, so that the buffer wheel can be stably abutted against the plate, and the plate is stably limited in the vertical direction.

The utility model discloses a further set up as, the setting element includes the feed chute and feeds to the pole, the feed chute sets up on the horizontal plate keeps away from the one end wall of vertical board, the feed chute extends to the buffer slot along the horizontal direction, the top of buffering leg is not less than the feed chute, feed to pole threaded connection in the feed chute, feed to the lateral wall butt of pole and buffering leg.

By adopting the technical scheme, after the chuck is pressed on the plate, the feeding support rod is rotated, so that the feeding support rod is subjected to thread feeding in the feeding groove, the feeding support rod is supported on the buffering legs, and the buffering legs are positioned by utilizing the friction force between the feeding support rod and the buffering legs.

The utility model discloses a further set up to, all be provided with the fixed point scale that uses the cross glide path center of first base block and second base block to set up as symmetry point symmetry on the length of workstation and the width direction lateral wall, bisymmetry the fixed point scale all is provided with the calibration scale along the length direction or the width direction of workstation.

Through adopting above-mentioned technical scheme, according to the instruction of fixed point scale and fixed point scale, can swiftly be as for the center in centre gripping chamber with panel for synchronous relative movement's first base block and synchronous relative movement's second base block can carry out the centre gripping to panel simultaneously, have avoided the position adjustment of later stage to panel.

The utility model discloses a further set up to, it is provided with the spout of stepping down to extend along the horizontal direction on the vertical cell wall in first waist groove and second waist groove, be provided with the shrouding that slides of connecting at stepping down the spout internal seal on the lateral wall of first base block and second base block.

Through adopting above-mentioned technical scheme, the shrouding that slides in the spout of stepping down, under the prerequisite that does not influence the removal of first base block and second base block, realizes sealing in real time first waist groove and second waist groove to can become external debris and enter into the operation chamber.

To sum up, the utility model discloses following beneficial effect has:

1. the utility model utilizes the relative sliding of the two first base blocks and the relative sliding of the two second base blocks, so that the clamping cavities formed by the first base blocks and the second base blocks can gradually clamp the plates, and the sizes of the clamping cavities formed by the first base blocks and the second base blocks are different due to the different positions of the first base blocks and the second base blocks, thereby the utility model can stably clamp the plates with different sizes;

2. the utility model discloses set up buffering wheel, buffering leg, buffer spring isotructure on the horizontal plate of chuck, can utilize buffer spring's elastic deformation and the rolling effect of buffering wheel, reduce the horizontal plate to the wearing and tearing of panel, the last setting element can fix a position the buffering leg moreover to the buffering wheel can be supported on panel steadily, makes to be spacing along vertical direction to panel.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram for embodying the structure of the present invention.

Fig. 3 is a sectional view of the clamping assembly structure according to the present invention.

Fig. 4 is an enlarged view of a portion a in fig. 3.

Reference numerals: 1. a first waist groove; 11. a yielding chute; 12. a sliding closing plate; 2. a second waist groove; 3. a first base block; 4. a second base block; 5. a chuck; 51. a clamping cavity; 52. a vertical plate; 53. a horizontal plate; 531. a buffer tank; 532. a buffer leg; 533. a buffer spring; 534. a buffer wheel; 535. a positioning member; 5351. a feed slot; 5352. a feed resisting rod; 54. connecting seats; 6. a clamping assembly; 61. an operating chamber; 62. a sitting platform; 63. a first double-headed screw; 631. a first driving device; 632. a first rotary groove; 64. a second double-ended screw; 641. a second driving device; 642. a second rotary groove; 65. a measuring sleeve; 66. a measuring column; 67. measuring a spring; 671. a assay plate; 68. a pressure sensor; 69. a limiting member; 691. a limiting groove; 692. a limiting through hole; 693. a limiting rod; 7. a work table; 71. a fixed point scale; 72. and calibrating scales.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

the utility model discloses a clamping mould applied to a high-speed engraving and milling machine, as shown in figure 1 and figure 2, comprising a first waist groove 1, a second waist groove 2, a first base block 3, a second base block 4, clamping heads 5 and a clamping component 6, wherein, the first waist groove 1 and the second waist groove 2 are respectively provided with two parts and are respectively and oppositely arranged on a worktable 7, the first base block 3 is provided with two parts and is respectively arranged on the groove walls of the two first waist grooves 1 in a sliding way, the second base block 4 is provided with two parts and is respectively arranged in the two second waist grooves 2 in a sliding way, the two first waist grooves 1 and the two second waist grooves 2 are arranged on the worktable 7 in a cross way, therefore, the first base block 3 and the second base block 4 are relatively arranged in a cross way, the clamping heads 5 are arranged on the opposite sides of the two first base blocks 3 and the two second base blocks 4, four clamping heads 5 form a clamping cavity 51, and a slide groove 11 is arranged on the vertical groove walls of the first waist groove 1 and the second waist groove 2 in a horizontal direction, the side walls of the first base block 3 and the second base block 4 are provided with a sliding closure plate 12 which is connected in a sealing and sliding manner in the abdicating sliding groove 11; the clamping assembly 6 is disposed on the table 7 for driving the first base block 3 and the second base block 4 to move. The sheet is placed on the table 7, and then the clamping assembly 6 is actuated so that the two first base blocks 3 and the two second base blocks 4 are relatively moved, whereby the sheet can be stably clamped in the clamping cavities 51 formed by the four clamping heads 5.

As shown in fig. 1, in the present embodiment, in order to improve the working efficiency, the fixed point scales 71 symmetrically disposed with the center of the cross sliding path of the first base block 3 and the second base block 4 as a symmetrical point are disposed on both the length direction side wall and the width direction side wall of the table 7, and the calibration scales 72 are disposed on both the two symmetrical fixed point scales 71 in the length direction and the width direction of the table 7. When a plate is placed, the end wall of the plate is equidistant from the end wall of the fixed point scale 71 by referring to the fixed point scale, so that the plate can be conveniently placed in the center of the clamping cavity 51.

As shown in fig. 3 and 4, the clamping assembly 6 includes an operation chamber 61, a seat 62, a first stud screw 63, a second stud screw 64, a measuring sleeve 65, a measuring column 66, a measuring spring 67 and a pressure sensor 68, the operation chamber 61 is disposed in the worktable 7, the top wall of the operation chamber 61 communicates with the first kidney slot 1 and the second kidney slot 2, the seat 62 is disposed in the operation chamber 61 and has a center point that is collinear with the center point of the cross sliding path of the first base block 3 and the second base block 4, the first stud screw 63 is rotatably disposed on the seat 62 through a first rotary slot 632, the different-direction threads on both sides of the first stud screw 63 are respectively connected with one end of the two first base blocks 3 extending into the operation chamber 61, a first driving device 631 (driving motor) (see fig. 2) for driving the first stud screw 63 to rotate is disposed on the seat 62 through a second rotary slot 642, the second stud screw 64 is rotatably disposed below the first stud screw 63, the first stud screw 63 and the second stud screw 64 extend along the moving direction of the first base block 3 and the second base block 4, respectively, a second driving device 641 (driving motor) (see fig. 2) for driving the second stud screw 64 to rotate is arranged on the seat 62, and the different-direction threads on the two sides of the second stud screw 64 are in threaded connection with one ends of the two second base blocks 4 extending into the operation cavity 61; the measuring sleeve 65 is respectively arranged on the vertical side walls of the first base block 3 and the second base block 4 facing the clamping cavity 51, the measuring column 66 is arranged in the measuring sleeve 65 in a sliding manner along the horizontal direction, the measuring spring 67 is arranged on the end wall of the measuring column 66 extending into the measuring sleeve 65, one end of the measuring spring 67 far away from the measuring column 66 is provided with a measuring plate 671, a pressure sensor 68 is arranged on the side wall of the measuring sleeve 65 opposite to the cylinder opening, the measuring plate 671 is abutted with the pressure sensor 68, the pressure sensor 68 controls the corresponding first driving device 631 and the second driving device 641 to work through an automatic controller, the chucks 5 are arranged at one end of the measuring column 66 extending out of the measuring sleeve 65, and every two chucks 5 opposite to each other along the cross sliding path of the first base block 3 and the second base block 4 are symmetrically arranged by taking the cross sliding path center of the first base block 3 and the second base block 4 as a point, the measuring sleeve 65 is provided with a stopper 69 for positioning the measuring column 66. The first driving means 631 is activated to rotate the first stud screw 63, the second driving means 641 is activated to rotate the second stud screw 64, so that the two first base blocks 3 are screw-fed to the first stud screw 63 to move relatively, the two second base blocks 4 are screw-fed to the second stud screw 64 to move relatively, so that the four chucks 5 gradually approach and press the plate material, and before the plate material is completely pressed, the measuring column 66 slides in the measuring sleeve 65, the measuring spring 67 is gradually elastically compressed, and once the pressure value of the measuring plate 671 against the pressure sensor 68 reaches a predetermined value, the pressure sensor 68 closes the first driving means and the second driving means 641, so that the chuck 5 stops moving, and then the measuring column 66 is fixed by the stopper 69, so that the chucks 5 can stably clamp the plate material.

As shown in fig. 4, the stopper 69 includes a stopper groove 691, a stopper through hole 692, and a stopper rod 693, the stopper groove 691 is provided on the peripheral wall of the measurement column 66, and the stopper through hole 692 penetrates the peripheral wall of the measurement sleeve 65; when the measurement spring 67 is compressed and deformed to a predetermined length and the predetermined pressure value set by the pressure sensor 68 is reached, the pressure sensor 68 closes the first driving device 631 and the second driving device 641, the measurement column 66 stops sliding in the measurement sleeve 65, the stopper groove 691 and the stopper through-hole 692 face each other, and the stopper rod 693 is screwed into the stopper through-hole 692 and the stopper groove 691.

As shown in fig. 3 and 4, the chuck 5 comprises a vertical plate 52 and a horizontal plate 53, a connecting plate is arranged at one end of the measuring column 66 extending out of the measuring sleeve 65, the vertical plate 52 is in threaded connection with the connecting plate, and the horizontal plate 53 is vertically arranged at the top end of the vertical plate 52; according to the thickness of panel, select suitable chuck 5, when chuck 5 presss from both sides tight panel, the vertical lateral wall of vertical board 52 and the vertical end wall butt of panel to realize spacing along the horizontal direction to panel, and horizontal plate 53 and the upper surface butt of panel, in order to realize spacing along the vertical direction to panel.

As shown in fig. 4, in order to reduce the wear of the plate, in this embodiment, the lower surface of the horizontal plate 53 is provided with a buffer groove 531, a buffer leg 532 is slidably disposed in the buffer groove 531 along the vertical direction, a buffer spring 533 is disposed between the top end of the buffer leg 532 and the top wall of the buffer groove 531, a buffer wheel 534 is disposed at the bottom end of the buffer leg 532, a positioning member 535 for positioning the position of the buffer leg 532 is disposed on the horizontal plate 53, during the process that the chuck 5 clamps the plate, the bottom end of the buffer wheel 534 abuts against the upper surface of the plate instead of the lower surface of the horizontal plate 53, so that the elastic deformation of the buffer spring 533 and the rolling of the buffer wheel 534 are utilized to reduce the wear of the plate by the horizontal plate 53 during the process that the chuck 5 clamps the plate, and after the chuck 5 moves to a proper position, the positioning member 535 fixes the buffer leg 532, so that the chuck, and simultaneously stably fixing the plate.

As shown in fig. 4, the positioning member 535 comprises a feeding groove 5351 and a feeding bar 5352, the feeding groove 5351 is arranged on an end wall of the horizontal plate 53 far away from the vertical plate 52, the feeding groove 5351 extends into the buffer groove 531 along the horizontal direction, the top end of the buffer leg 532 is not lower than the feeding groove 5351, and the feeding bar 5352 is screwed in the feeding groove 5351; after the position of the chuck 5 is fixed, the feed bar 5352 is rotated in the feed groove 5351, so that the feed bar 5352 abuts against the side wall of the buffer leg 532, and the buffer leg 532 can be fixed.

The working process is as follows:

a plate material is placed on the table 7, the first driving means 631 is then activated to rotate the first stud screw 63, the second driving means 641 is activated to rotate the second stud screw 64, so that the two first base blocks 3 are screw-fed to the first stud screw 63 to move relatively, the two second base blocks 4 are screw-fed to the second stud screw 64 to move relatively, so that the four chucks 5 gradually approach and press the plate material, and before the plate material is completely pressed, the measuring column 66 slides in the measuring sleeve 65, the measuring spring 67 is gradually elastically compressed, and once the pressure value of the measuring plate 671 against the pressure sensor 68 reaches a predetermined value, the pressure sensor 68 closes the first driving means 631 and the second driving means 641, the chucks 5 stop moving, and then the stopper rod 693 is screw-connected in the stopper through-hole 692 and the stopper groove 691 to fix the measuring column 66, that is, the collet 5 can be made to stably grip the panel so that the panel can be stably held in the holding cavity 51 formed by the first base block 3 and the second base block 4.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a be applied to high-speed carving and milling machine's centre gripping mould which characterized in that: comprises a first waist groove (1), a second waist groove (2), a first base block (3), a second base block (4), clamping heads (5) and a clamping component (6), wherein the first waist groove (1) and the second waist groove (2) are respectively provided with two parts which are oppositely arranged on a workbench (7), the first waist groove (1) and the second waist groove (2) are arranged on the workbench (7) in a cross-shaped way, the first base block (3) is provided with two parts which are respectively arranged on the groove walls of the two first waist grooves (1) in a sliding way, the second base block (4) is provided with two parts which are respectively arranged in the two second waist grooves (2) in a sliding way, the first base block (3) and the second base block (4) are relatively arranged in a cross-shaped way, the clamping heads (5) are arranged on the opposite sides of the two first base blocks (3) and the two second base blocks (4), and four clamping heads (5) form a clamping cavity (51), the clamping assembly (6) is arranged on the workbench (7) and used for driving the first base block (3) and the second base block (4) to move.

2. The clamping die applied to the high-speed engraving and milling machine as claimed in claim 1, wherein: the clamping assembly (6) comprises an operation cavity (61), a seat platform (62), a first double-threaded screw (63), a second double-threaded screw (64), a measuring sleeve (65), a measuring column (66), a measuring spring (67) and a pressure sensor (68), the operation cavity (61) is arranged in the workbench (7), the top wall of the operation cavity (61) is communicated with a first waist groove (1) and a second waist groove (2), the seat platform (62) is arranged in the operation cavity (61) and the central point of the operation cavity is in a common vertical line with the central points of cross sliding paths of a first base block (3) and a second base block (4), the first double-threaded screw (63) is rotatably arranged on the seat platform (62) through a first rotating groove (632), different-direction threads on two sides of the first double-threaded screw (63) are respectively in threaded connection with one ends of the two first base blocks (3) extending into the operation cavity (61), and a first driving device (631) for driving the first double-threaded screw (63) to rotate is arranged on the seat platform (62), the second double-thread screw (64) is rotatably arranged on the seat platform (62) through a second rotary groove (642), a second driving device (641) for driving the second double-thread screw (64) to rotate is arranged on the seat platform (62), the different-direction threads on two sides of the second double-thread screw (64) are respectively in threaded connection with one ends of the two second base blocks (4) extending into the operation cavity (61), the first double-thread screw (63) and the second double-thread screw (64) are arranged in a vertically staggered manner, the measuring sleeves (65) are respectively arranged on the vertical side walls of the first base block (3) and the second base block (4) facing the clamping cavity (51), the measuring column (66) is arranged in the measuring sleeve (65) in a sliding manner along the horizontal direction, the measuring spring (67) is arranged on the end wall of the measuring column (66) extending into the measuring sleeve (65), and a measuring plate (671) is arranged at one end, far away from the measuring column (66), of the measuring spring (67), the pressure sensor (68) is arranged on a side wall of the measuring sleeve (65) opposite to the sleeve opening, the measuring plate (671) is abutted to the pressure sensor (68), the pressure sensor (68) controls a corresponding first driving device (631) and a second driving device (641) to work through an automatic controller, the chucks (5) are arranged at one ends of the measuring columns (66) extending out of the measuring sleeve (65), every two chucks (5) opposite to each other along the cross sliding path of the first base block (3) and the second base block (4) are symmetrically arranged by taking the center of the cross sliding path of the first base block (3) and the center of the cross sliding path of the second base block (4) as a symmetrical point, and a limiting piece (69) used for positioning the position of the measuring column (66) is arranged on the measuring sleeve (65).

3. The clamping die applied to the high-speed engraving and milling machine as claimed in claim 2, wherein: the limiting piece (69) comprises a limiting groove (691), a limiting through hole (692) and a limiting rod (693), the limiting groove (691) is arranged on the peripheral wall of the measuring column (66), and the limiting through hole (692) penetrates through the peripheral wall of the measuring sleeve (65); when the measuring spring (67) is compressed and deformed to a predetermined length, the stopper groove (691) and the stopper through hole (692) are opposed to each other, and the stopper rod (693) is screwed into the stopper through hole (692) and the stopper groove (691).

4. The clamping die applied to the high-speed engraving and milling machine as claimed in claim 2, wherein: the chuck (5) comprises a vertical plate (52) and a horizontal plate (53), the vertical plate (52) is connected with one end, extending out of the measuring sleeve (65), of the measuring column (66), the horizontal plate (53) is vertically arranged at the top end of the vertical plate (52), the vertical side wall of the vertical plate (52) is abutted to the vertical end wall of the plate, and the horizontal plate (53) is abutted to the upper surface of the plate.

5. The clamping die applied to the high-speed engraving and milling machine as claimed in claim 4, wherein: one end of the measuring column (66) extending out of the measuring sleeve (65) is provided with a connecting seat (54), and the chuck (5) is in threaded connection with the connecting seat (54).

6. The clamping die applied to the high-speed engraving and milling machine as claimed in claim 4, wherein: the lower surface of horizontal plate (53) is provided with dashpot (531), it is provided with buffering leg (532) to slide along vertical direction in dashpot (531), be provided with buffer spring (533) between the top of buffering leg (532) and the roof of dashpot (531), the bottom of buffering leg (532) is provided with buffering wheel (534), be provided with setting element (535) of location buffering leg (532) position on horizontal plate (53), the bottom and the panel upper surface butt of buffering wheel (534).

7. The clamping die applied to the high-speed engraving and milling machine as claimed in claim 6, wherein: the positioning piece (535) comprises a feeding groove (5351) and a feeding abutting rod (5352), the feeding groove (5351) is arranged on the end wall of one end, far away from the vertical plate (52), of the horizontal plate (53), the feeding groove (5351) extends into the buffer groove (531) along the horizontal direction, the top end of the buffer leg (532) is not lower than the feeding groove (5351), the feeding abutting rod (5352) is in threaded connection with the feeding groove (5351), and the feeding abutting rod (5352) abuts against the side wall of the buffer leg (532).

8. The clamping die applied to the high-speed engraving and milling machine as claimed in claim 1, wherein: all be provided with fixed point scale (71) that the cross glide path center of using first base block (3) and second base block (4) sets up for symmetry point symmetry on the length of workstation (7) and the width direction lateral wall, two symmetries fixed point scale (71) all are provided with scale mark (72) along the length direction or the width direction of workstation (7).

9. The clamping die applied to the high-speed engraving and milling machine as claimed in claim 1, wherein: the vertical cell wall of first waist groove (1) and second waist groove (2) is gone up and is provided with along the horizontal direction extension and abdicate spout (11), be provided with on the lateral wall of first base block (3) and second base block (4) and seal the shrouding (12) that slides of connecting in abdicating spout (11) sealed.