CN115488850A

CN115488850A - Automatic marking device of mould steel positive and negative

Info

Publication number: CN115488850A
Application number: CN202211454257.5A
Authority: CN
Inventors: 郑鹏飞; 杨国升; 谷世江
Original assignee: Nantong Leon Mold Technology Co ltd
Current assignee: Nantong Leon Mold Technology Co ltd
Priority date: 2022-11-21
Filing date: 2022-11-21
Publication date: 2022-12-20
Anticipated expiration: 2042-11-21
Also published as: CN115488850B

Abstract

The invention relates to the technical field of die steel manufacturing and processing, and particularly provides an automatic marking device for the front and back sides of die steel; the die steel plate scribing device comprises a heightening positioning placing table for horizontally placing a die steel plate, a scribing displacement device and a scribing execution device which is arranged on the scribing displacement device in a matching manner, wherein the scribing displacement device is used for driving the scribing execution device to move in the transverse direction, the longitudinal direction and the vertical direction; the device provided by the invention can replace manpower to carry out rapid automatic marking operation on the steel plate of the die without carrying out reverse turning on the steel plate, can rapidly finish the marking operation on the reverse side of the steel plate by mode switching, can be used for viewing the marking path in real time by matching with the arranged laser instrument, has high marking efficiency, does not have human errors, accumulated errors and random errors, and improves the marking precision.

Description

Automatic marking device of mould steel positive and negative

Technical Field

The invention relates to the technical field of die steel manufacturing and processing, and particularly provides an automatic marking device for front and back sides of die steel.

Background

The die steel is used for manufacturing dies such as a cold stamping die, a hot forging die, a die-casting die and the like, the die holder steel plate in the die is specially designated in the invention, in the actual production and manufacturing process of the die, an assembling and installing structure for die parts is also designed on the die holder steel plate, before the die holder steel plate is processed, the processing position and the processing size on the steel plate need to be positioned by marking, in the prior art, an experienced master is mainly relied on to manually measure and mark by using a ruler, the marking operation is slow, the marking accuracy is completely decided by people, and inevitable human errors, accumulated errors and random errors exist, which further affect the production and assembly accuracy of the die.

Disclosure of Invention

In order to solve the problems, the invention provides an automatic marking device for the front and back sides of die steel, which is used for solving the problems mentioned in the background technology.

In order to achieve the purpose, the invention adopts the following technical scheme to achieve the purpose: the automatic marking device for the front and back sides of the die steel comprises a heightening positioning placing table for horizontally placing a die steel plate, a marking displacement device and a marking execution device which is installed on the marking displacement device in a matched mode, wherein the marking displacement device is used for driving the marking execution device to move in the transverse direction, the longitudinal direction and the vertical direction.

The scribing execution device comprises a reversing component assembled on the scribing displacement device, a reversing rotating plate is fixedly assembled at the moving end of the reversing component, a switching component and a side extension plate are fixed on one side of the reversing rotating plate, which is back to the reversing component, a scribing execution mechanism is fixed on the switching component, a laser instrument is fixed on the side extension plate, and the laser instrument and the scribing execution mechanism are oppositely arranged; the reversing component drives the scribing actuating mechanism and the laser instrument to be switched up and down in the vertical direction through horizontally rotating the reversing rotating plate; the scribing actuating mechanism comprises a shell component fixed on the switching component, and a line alignment component for marking straight lines and a fixed point component for marking central points in a cross manner are assembled on the shell component; the switching part drives the alignment assembly and the fixed point assembly to switch up and down in the vertical direction through the horizontal rotating shell assembly; the center point of the scribing end of the alignment assembly and the cross point of the scribing end of the fixed point assembly are both positioned on the laser line of the laser instrument. Preferably, the housing assembly includes a cylindrical main housing fixed to the switching member, and a first end plate and a second end plate are fixed to two ends of the cylinder of the main housing, respectively; the scribing end of the positioning component is positioned on the outer side of the second end plate.

Preferably, the alignment subassembly is including fixing the guide bracket of the outer terminal surface of an end plate, sliding fit installs a plurality of guide arms on the guide bracket, the guide arm axial with main casing body axial direction parallel arrangement, the cover is equipped with extension spring on the guide arm, the extension spring both ends are fixed respectively on the guide bracket and are close to the guide arm tip of an end plate, and are a plurality of keep away from on the guide arm the common fixedly connected with connecting plate of one end of an end plate, dorsad on the connecting plate be fixed with the marking line head of ruling on the face of guide arm, marking line head center pin with the laser instrument sends the ray coincidence.

Preferably, a cross guide rail is arranged in the main shell close to the second end plate, and a cross window is arranged on the second end plate and matched with the cross guide rail; the fixed point subassembly includes two edges the cross guide rail is the cross and slides and set up and outwards pass the slider of cross window, the embedded slip in outer end of slider is provided with the sliding pin, the sliding pin axial with main casing body axial direction parallel arrangement, the coaxial fixed of sliding pin tip has the punctuation marking head, the sliding pin overcoat is equipped with both ends and fixes the slider with compression spring between the punctuation marking head.

Preferably, the fixed point subassembly is still including fixing the executive motor of a terminal plate outer end face center department, the executive motor output shaft is located the main casing and the cover is equipped with the axle sleeve, the axle sleeve is fixed on the terminal plate inner end face, be fixed with sun gear on executive motor's the output shaft, rotate through the bearing on the axle sleeve install with the coaxial guide ring gear that sets up of sun gear, two articulated connecting rod that is provided with between the slider, rotate at the position that lies in between two sliders on the connecting rod and install transition gear, transition gear meshing is in sun gear with between the guide ring gear.

Preferably, the scribing displacement device comprises a transverse displacement mechanism, a vertical displacement mechanism fixed at the moving end of the transverse displacement mechanism and a longitudinal displacement mechanism fixed at the moving end of the vertical displacement mechanism; the displacement direction of the transverse displacement mechanism and the displacement direction of the longitudinal displacement mechanism are mutually vertical; the reversing component is fixed at the moving end of the longitudinal displacement mechanism.

Preferably, the heightening positioning placing table comprises a base, a longitudinal moving mechanism fixed on the base and two transverse moving mechanisms driven by the longitudinal moving mechanism to realize synchronous and reverse motion; the transverse moving mechanism comprises two heightening slide blocks which are synchronously and reversely arranged in the moving direction vertical to the longitudinal moving mechanism; and a corner bearing plate is fixed at the top end of the heightening slide block, and a right-angle baffle plate used for clamping the right-angle corner edge of the die steel plate is arranged on the corner bearing plate.

Preferably, the marking line marking head and the punctuation marking head both comprise conical tips for marking.

The technical scheme has the following advantages or beneficial effects: 1. the invention provides an automatic marking device for the front and back surfaces of die steel, which can quickly determine a marking reference, automatically displace and mark by taking the marking reference as the same standard, has no accumulated error, can quickly finish linear marking under the displacement matching of a marking displacement device through a set marking assembly so as to mark a processing contour, can quickly mark a processing central point by adopting a cross marking mode through a fixed point assembly, is definite in marking mark classification, and can quickly and automatically switch the two marking modes at any time; in addition, the reverse side of the steel plate can be quickly scribed through mode switching without turning the steel plate, and a scribing path can be seen in real time through a laser instrument which is arranged in a matched manner; in conclusion, the device provided by the invention can replace manpower to carry out rapid automatic marking operation on the die steel plate, does not need to turn over the steel plate, has high marking efficiency, does not have human errors, accumulated errors and random errors, and improves the marking precision.

2. The invention provides an automatic marking device for the front and back sides of die steel, wherein a heightening positioning placing table is arranged to horizontally support, clamp and place a steel plate, automatic alignment and alignment of the steel plate can be realized through clamping and positioning, marking errors caused by position movement of the steel plate during marking are avoided, and in addition, an operation space below the steel plate is reserved through heightening, so that the back side marking operation of the steel plate is facilitated.

Drawings

The invention and its features, aspects and advantages will become more apparent from the following detailed description of non-limiting embodiments, which is to be read in connection with the accompanying drawings. The drawings, in which like numerals refer to like parts throughout the several views and which are not intended to be drawn to scale, emphasis instead being placed upon illustrating the principles of the invention.

Fig. 1 is a schematic perspective view of an automatic die steel front and back surface scribing device provided by the invention at a viewing angle.

Fig. 2 is a schematic perspective view of the automatic die steel front and back surface scribing device provided by the invention at another viewing angle.

FIG. 3 is a top view of the automatic marking device for the front and back sides of the die steel provided by the invention.

Fig. 4 is a schematic perspective view of the elevating positioning table.

Fig. 5 is a schematic perspective view of the scribe line displacement apparatus.

Fig. 6 is a schematic perspective view of the scribing actuator.

Fig. 7 is a perspective sectional view of the scribing actuator.

Fig. 8 is a partially enlarged schematic view at a in fig. 7.

Fig. 9 is a perspective view of a partial structure of the scribing actuator.

In the figure: 1. heightening and positioning the placing table; 11. a base; 12. a longitudinal movement mechanism; 121. a longitudinal driving motor; 1211. a drive gear; 122. a first bidirectional screw; 1221. a driven gear; 123. a longitudinal guide rail; 124. a transverse guide rail; 13. a lateral movement mechanism; 131. a transverse driving motor; 132. a second bidirectional screw; 133. heightening the sliding block; 14. a corner bearing plate; 141. a right angle baffle; 2. a scribe-line displacement device; 21. a lateral displacement mechanism; 211. an electric rail; 212. an electric slider; 22. a vertical displacement mechanism; 221. a vertical guide frame; 222. a lifting electric rod; 223. a lifting slide block; 23. a longitudinal displacement mechanism; 231. a longitudinal guide frame; 232. a longitudinal displacement motor; 233. a screw; 234. a stroke block; 235. a trip lever; 236. a bridging plate; 3. a scribing actuator; 31. a commutation component; 32. a reversing rotating plate; 33. a switching member; 34. a side extension plate; 35. a laser instrument; 4. a scribing actuator; 41. a housing assembly; 411. a main housing; 4111. a cross guide rail; 412. a first end plate; 413. a second end plate; 4131. a cross-shaped window; 42. a routing assembly; 421. a guide bracket; 422. a guide bar; 423. a connecting plate; 424. an extension spring; 425. marking line marking heads; 43. a fixed point component; 431. an execution motor; 432. a sun gear; 433. a shaft sleeve; 434. a guide ring gear; 435. a slider; 436. a connecting rod; 437. a transition gear; 438. a slide pin; 4381. marking head; 439. compressing the spring.

Detailed Description

The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings for the purpose of providing those skilled in the art with a more complete, accurate and thorough understanding of the concept and technical solution of the present invention, and to facilitate the implementation thereof, but not to limit the present invention.

As shown in fig. 1, 2 and 3, the automatic scribing device for the front and back sides of the die steel comprises a heightening and positioning placing table 1 for horizontally placing the die steel plate, a scribing displacement device 2 and a scribing execution device 3 which is cooperatively installed on the scribing displacement device 2, wherein the scribing displacement device 2 is used for driving the scribing execution device 3 to move in the transverse direction, the longitudinal direction and the vertical direction.

As shown in fig. 1 and 4, the mat positioning placing table 1 includes a base 11, a longitudinal moving mechanism 12 fixed on the base 11, and two lateral moving mechanisms 13 driven by the longitudinal moving mechanism 12 to realize synchronous reverse movement; the longitudinal moving mechanism 12 comprises a longitudinal driving motor 121 fixedly mounted on the base 11 through a motor fixing seat, a driving gear 1211 is fixed on an output shaft of the longitudinal driving motor 121, a first bidirectional screw 122 is horizontally and rotatably mounted on the base 11 through a bearing, a driven gear 1221 meshed with the driving gear 1211 is fixedly mounted between two thread sections of the first bidirectional screw 122, two longitudinal guide rails 123 which are relatively arranged on two sides of the first bidirectional screw 122 in parallel are welded on the base 11, two transverse guide rails 124 are horizontally and slidably mounted between the two longitudinal guide rails 123, and the two transverse guide rails 124 are in one-to-one corresponding threaded connection with the two thread sections of the first bidirectional screw 122; the guide of the transverse guide rail 124 is vertically arranged relative to the guide of the longitudinal guide rail 123; the transverse guide rail 124 is correspondingly provided with a transverse moving mechanism 13, and the transverse moving mechanism 13 comprises a transverse driving motor 131 fixed at one end of the transverse guide rail 124 through a bolt, a second bidirectional screw 132 horizontally and rotatably installed in the transverse guide rail 124 and two heightening sliders 133 installed along the transverse guide rail 124 in a sliding manner; one end of a second bidirectional screw 132 is fixed on an output shaft of the transverse driving motor 131, and the two block-up sliders 133 are in one-to-one corresponding threaded connection with two threaded sections of the second bidirectional screw 132; the top end of the heightening slide block 133 is welded with a corner bearing plate 14, and the corner bearing plate 14 is provided with a right-angle baffle 141 used for clamping the right-angle corner edge of the die steel plate.

Mould steel sheet (hereinafter referred to as steel sheet for short) is rectangular steel sheet structure basically, and it can fix a position through bed hedgehopping location and press from both sides tight horizontal bearing to place to the steel sheet and place, makes the steel sheet can fix through pressing from both sides tight location on the one hand and ajusts to the convenience carries out the continuous stable marking off behind the fixed marking off benchmark in whole marking off operation process, has avoided the removal dislocation of steel sheet when having improved the accuracy of ajusting, in addition, supports through bed hedgehopping and makes and to mark off the steel sheet reverse side under the condition that need not turn over the steel sheet.

When the steel plate is placed, the length and width of the steel plate can be visually observed, so that the relative positions of the four corner bearing plates 14 are roughly adjusted, it should be noted that the four corner bearing plates 14 are always in a rectangular distribution state, when the relative distance between the corner bearing plates 14 at the relative positions in the direction of the longitudinal guide rail 123 is adjusted, the longitudinal driving motor 121 can be started to drive the driving gear 1211 to rotate, the driving gear 1211 drives the driven gear 1221 to rotate the first bidirectional screw 122, then the two transverse guide rails 124 are driven to move in opposite directions along the two longitudinal guide rails 123 to synchronously adjust the distance between the corner bearing plates 14 at the relative positions, when the relative distance between the corner bearing plates 14 at the relative positions in the direction of the transverse guide rails 124 is adjusted, the two transverse moving mechanisms 13 are synchronously adjusted, the transverse driving motor 131 is started to drive the second bidirectional screw 132 to rotate, then the two padding sliders 133 are driven to move in opposite directions to synchronously adjust the relative distances between the corner bearing plates 14 at the two top ends, after the rough adjustment is completed, the steel plate is lifted to the four corner bearing plates 14 by the existing crane, then, the longitudinal moving mechanism 12 and the transverse moving mechanism 13 are further driven to move in opposite directions, the adjusted, the steel plate 141, the steel plate is clamped under the four corner bearing plates 141, and the baffle plates 141, the steel plate is clamped under the steel plate is clamped in a right-angle, and the perpendicular direction, and the steel plate is clamped state, and the baffle plates are fixed, and the steel plate is parallel to the steel plate 141, and the steel plate is lifted under the steel plate 123, and the steel plate is clamped by the baffle plate, and the baffle plate 141, and the baffle plate is clamped under the baffle plate.

As shown in fig. 1 and 5, the scribing displacement means 2 includes a lateral displacement mechanism 21, a vertical displacement mechanism 22 fixed to a moving end of the lateral displacement mechanism 21, and a longitudinal displacement mechanism 23 fixed to a moving end of the vertical displacement mechanism 22; the displacement direction of the transverse displacement mechanism 21 and the displacement direction of the longitudinal displacement mechanism 23 are mutually perpendicular; the lateral displacement mechanism 21 includes a motor-driven rail 211 horizontally fixed to a side wall of the base 11 by a bolt, and a motor-driven slider 212 slidably mounted along the motor-driven rail 211, and in the present embodiment, a sliding direction of the motor-driven slider 212 is arranged in parallel with a guide of the lateral rail 124. The vertical displacement mechanism 22 comprises a vertical guide frame 221 fixed on the electric slide block 212 through a bolt, a lifting electric rod 222 fixed on the top end of the vertical guide frame 221 through a bolt, and a lifting slide block 223 installed on the vertical guide frame 221 in a sliding fit manner; the lifting slide block 223 is welded at the output end of the lifting electric rod 222; the longitudinal displacement mechanism 23 comprises a longitudinal guide frame 231 horizontally welded on the lifting slide block 223, the longitudinal guide frame 231 is guided to be perpendicular to the sliding direction of the electric slide block 212, a longitudinal displacement motor 232 is fixedly installed on the longitudinal guide frame 231 through bolts, a screw 233 is fixedly connected to an output shaft of the longitudinal displacement motor 232, the screw 233 is horizontally and rotatably installed on the lifting slide block 223, a stroke block 234 is installed on the longitudinal guide frame 231 in a sliding fit mode, the stroke block 234 is in threaded connection with the screw 233, two stroke rods 235 distributed on two sides of the screw 233 are horizontally welded on the stroke block 234, the stroke rods 235 are slidably installed on the lifting slide block 223, a bridging plate 236 is welded between the end portions of the two stroke rods 235, and the scribing executing device 3 is fixed on the bridging plate 236.

The scribing displacement means 2 mainly provides the scribing actuator 3 with lateral displacement, longitudinal displacement and vertical displacement during the scribing operation. When the scribing actuator 3 performs transverse displacement, the electric slide block 212 moves transversely along the electric guide rail 211, and the electric slide block 212 drives the vertical displacement mechanism 22, the longitudinal displacement mechanism 23 and the scribing actuator 3 to perform overall transverse displacement; during longitudinal displacement, the longitudinal displacement motor 232 is started to drive the screw 233 to rotate, the screw 233 horizontally slides the driving stroke block 234 along the longitudinal guide frame 231, and then drives the two stroke rods 235, the bridging plate 236 and the scribing execution device 3 to synchronously longitudinally displace; when vertical displacement is performed, the lifting electric rod 222 is started to drive the lifting slide block 223 to vertically slide along the vertical guide frame 221, and then the longitudinal displacement mechanism 23 and the scribing actuator 4 are driven to synchronously vertically displace. The lateral displacement mechanism 21 and the longitudinal displacement mechanism 23 are mainly used when the scribing actuator 3 performs the scribing operation, and the vertical displacement mechanism 22 is mainly used when the state of the scribing actuator 3 is switched and when the scribing line end is brought into contact with the steel plate surface.

As shown in fig. 6, 7 and 8, the scribing actuator 3 comprises a reversing member 31 assembled on a bridging plate 236, a reversing rotating plate 32 is fixedly assembled at the moving end of the reversing member 31, a switching member 33 and a side extension plate 34 are fixed on one side of the reversing rotating plate 32, which is opposite to the reversing member 31, through bolts, a scribing actuator 4 is fixed on the switching member 33, a laser instrument 35 is fixed on the side extension plate 34, and the laser instrument 35 is arranged opposite to the scribing actuator 4; the reversing component 31 drives the scribing executing mechanism 4 and the laser instrument 35 to be switched up and down in the vertical direction by horizontally rotating the reversing rotating plate 32; the scribing actuator 4 comprises a shell assembly 41 fixed on the switching part 33, and a alignment assembly 42 for marking a straight line and a pointing assembly 43 for marking a center point of a cross are assembled on the shell assembly 41; the switching part 33 drives the alignment assembly 42 and the pointing assembly 43 to switch up and down in the vertical direction by horizontally rotating the housing assembly 41; the center point of the scribing end of the alignment assembly 42 and the cross point of the scribing end of the pointing assembly 43 are both located on the laser line of the laser 35. In the present embodiment, the commutation member 31 and the switching member 33 are both specifically conventional joint motors, and can freely switch the rotational angle while keeping the rotational angle fixed after the switching. The reversing unit 31 completes the vertical position switching between the scribing actuator 4 and the laser 35 mainly when scribing the front and back sides of the steel sheet, and the switching unit 33 completes the switching between the line positioning unit 42 and the point positioning unit 43 when scribing the front or back side of the steel sheet. As shown in fig. 6, 7, 8 and 9, the housing assembly 41 includes a main housing 411 welded to the switching member 33 and having a cylindrical shape, and a first end plate 412 and a second end plate 413 fixed to both ends of the cylinder of the main housing 411 by bolts, respectively; the scribing end of the positioning assembly 42 is located outside the first end plate 412, and the scribing end of the positioning assembly 43 is located outside the second end plate 413.

As shown in fig. 6 and 8, the alignment assembly 42 includes a guide support 421 fixed on the outer end surface of the first end plate 412 by a bolt, two guide rods 422 are slidably fitted on the guide support 421, the guide rods 422 are axially parallel to the main housing 411, an extension spring 424 is sleeved on the guide rods 422, two ends of the extension spring 424 are respectively welded on the guide support 421 and the end of the guide rod 422 close to the first end plate 412, one ends of the two guide rods 422 far away from the first end plate 412 are fixedly connected with a connecting plate 423 by a bolt, a marking head 425 is screwed on the plate surface of the connecting plate 423 facing away from the guide rods 422, and the central axis of the marking head 425 coincides with the ray emitted by the laser instrument 35.

As shown in fig. 6, 7, 8 and 9, cross rails 4111 are arranged in the main housing 411 near the second end plate 413, and cross windows 4131 are arranged on the second end plate 413 and the cross rails 4111 in a matching manner; the fixed point assembly 43 comprises two sliding blocks 435 which are arranged along a cross guide rail 4111 in a cross sliding manner and penetrate through a cross window 4131 outwards, sliding pins 438 are embedded in the outer ends of the sliding blocks 435 in a sliding manner, the sliding pins 438 are axially arranged in parallel with the main shell 411 in an axial direction, the end parts of the sliding pins 438 are coaxially in threaded connection with a punctuation marking head 4381, and compression springs 439, the two ends of which are welded between the sliding blocks 435 and the punctuation marking head 4381, are sleeved on the sliding pins 438. The fixed point assembly 43 further comprises an actuating motor 431 fixed at the center of the outer end face of the first end plate 412 through a bolt, an output shaft of the actuating motor 431 is located in the main housing 411 and sleeved with a shaft sleeve 433, the shaft sleeve 433 is fixed on the inner end face of the first end plate 412 through a bolt, a central gear 432 is fixed on the output shaft of the actuating motor 431, a guide gear ring 434 coaxially arranged with the central gear 432 is rotatably installed on the shaft sleeve 433 through a bearing, namely the shaft sleeve 433 is specially used for rotatably installing the guide gear ring 434, a connecting rod 436 is hinged between the two sliding blocks 435, a transition gear 437 is rotatably installed on the connecting rod 436 at the position with the same distance with the two sliding blocks 435, and the transition gear 437 is meshed between the central gear 432 and the guide gear ring 434.

As shown in fig. 8, the scribe head 425 and the scribe head 4381 each include a conical tip for scribing, and a wear-resistant layer is attached to the surface of the conical tip and hardened. The marking and scribing head 425 and the marking and scribing head 4381 are parts with the same size in the embodiment and are connected in a threaded manner and can be disassembled and replaced when a large number of marking operations are completed to enable the conical tip to be obviously worn.

The conditions of marking the machining positions of the steel plate marking machine can be basically classified into two types, namely, a first type, a groove or a square hole needs to be machined on the steel plate, the edge of the groove or the square hole consists of a linear outline, the machining position structure can be a die part embedded into a mounting groove, a waste hole or a window avoiding hole and the like in a template, the marking of the machining position is mainly completed through a line-defining component 42, namely, only the linear marking of the machining outline is needed; and secondly, circular holes with different diameters need to be machined on the steel plate, the machining station structures can be bolt holes, counter bores, pin holes, guide column holes and the like in the template, and the scribing of the machining stations is mainly completed through the fixed point assembly 43, namely, the cross intersection point is determined in a cross scribing mode, and then the machining center point of the circular hole is determined.

After the steel sheet is placed and is accomplished the location on bed hedgehopping location places platform 1, alright in proper order to the positive and negative of steel sheet marking off operation, concrete operation as follows:

when the front surface of the steel plate is scribed, the scribing execution mechanism 4 is positioned right above the laser instrument 35 through the transposition switching of the reversing component 31; then, a scribing reference point needs to be determined, because the steel plate is cut and processed according to the standard size of the design drawing, the length and width of the steel plate can be defaulted to be consistent with the length and width of the design drawing, taking fig. 3 as an example, the reference point can select any steel plate corner point of two corner supporting plates 14 close to the scribing displacement device 2, when the reference point is aligned, the scribing displacement device 2 is used for performing displacement operation, so that the scribing execution mechanism 4 is positioned above the front side of the steel plate, the laser instrument 35 is positioned below the back side of the steel plate, the scribing head 425 is in a vertically downward state through the switching of the switching part 33, then the conical point of the scribing head 425 is closely aligned with the corner point of the selected corner position, so that the reference alignment is completed, after the reference alignment is completed, the position is used as a zero point of vertical and horizontal coordinates, the scribing positions of all processing stations on the front side of the steel plate can be determined by the reference point, before the actual scribing, the coordinate parameters of all processing points on the design drawing can be determined in advance by the comprehensive displacement mechanism 23 through the horizontal displacement mechanism 21 and the vertical displacement mechanism; when linear scribing is carried out, the marking and scribing head 425 is made to face vertically downwards, after the starting point of the linear scribing is determined, the marking and scribing head 425 is made to press the starting point under the elastic force of the extension spring 424, and transverse linear scribing is carried out through the transverse displacement mechanism 21 in combination with linear length data, or longitudinal linear scribing is carried out through the longitudinal displacement mechanism 23; when marking is carried out and the marking head 4381 is displaced to the center position of a machining point, the marking head is enabled to be in a vertically downward state and to press the surface of a steel plate under the elastic force of a tension compression spring 439, then an execution motor 431 is started to drive a central gear 432 to rotate, the central gear 432 drives a transition gear 437 to rotate, and simultaneously under the guidance of a guide gear ring 434, the transition gear 437 rotates along the guide gear ring 434 while keeping autorotation, so that two sliding blocks 435 are driven by a connecting rod 436 to do crisscross motion in a crisscross guide rail 4111, and then the two marking heads 4381 are driven to synchronously move along with the crisscross marking head, so that crisscross marking is carried out on the surface of the steel plate, wherein the crisscross point is the marked machining center point.

After the front side scribing is finished on the steel plate, the back side scribing can be carried out, when the back side scribing is carried out, the scribing reference is the same as that of the front side scribing, the reversing part 31 is used for switching, the vertical displacement mechanism 22 is used for driving the scribing execution mechanism 4 to be located at the position below the back side of the steel plate, the laser instrument 35 is located at the position above the front side of the steel plate, the laser line of the laser instrument 35 vertically irradiates on the front side of the steel plate, the reverse side scribing and the front side scribing are basically the same, the reverse side scribing and the front side scribing are not repeated, when the scribing is carried out, the ray of the laser instrument 35 synchronously moves along with the displacement of the straight line scribing, when the marking scribing is carried out, the laser instrument 35 always irradiates on the position of a processing center point, therefore, the laser instrument 35 can carry out real-time indication feedback when the back side scribing is carried out, and the scribing process is visible and controllable.

Those skilled in the art will appreciate that variations may be implemented by those skilled in the art in combination with the prior art and the above-described embodiments, and will not be described in detail herein. Such variations do not affect the essence of the present invention, and are not described herein.

The above description is of the preferred embodiment of the invention. It is to be understood that the invention is not limited to the particular embodiments described above, in that devices and structures not described in detail are understood to be implemented in a manner common in the art; it will be understood by those skilled in the art that various changes and modifications may be made, or equivalents may be modified, without departing from the spirit of the invention. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention are within the scope of the technical solution of the present invention, unless the technical essence of the present invention is not departed from the content of the technical solution of the present invention.

Claims

1. The utility model provides an automatic marking device of mould steel positive and negative which characterized in that: the die steel plate scribing device comprises a heightening and positioning placing table (1) for horizontally placing a die steel plate, a scribing displacement device (2) and a scribing execution device (3) which is arranged on the scribing displacement device (2) in a matching manner, wherein the scribing displacement device (2) is used for driving the scribing execution device (3) to move in the transverse direction, the longitudinal direction and the vertical direction; wherein:

the scribing execution device (3) comprises a reversing component (31) assembled on the scribing displacement device (2), a reversing rotating plate (32) is fixedly assembled at the moving end of the reversing component (31), a switching component (33) and a side extension plate (34) are fixed on one side, back to the reversing component (31), of the reversing rotating plate (32), a scribing execution mechanism (4) is fixed on the switching component (33), a laser instrument (35) is fixed on the side extension plate (34), and the laser instrument (35) is arranged opposite to the scribing execution mechanism (4); the reversing component (31) drives the scribing execution mechanism (4) and the laser instrument (35) to be switched up and down in the vertical direction through horizontally rotating the reversing rotating plate (32); the scribing actuator (4) comprises a shell component (41) fixed on the switching component (33), and a routing component (42) for marking a straight line and a fixed point component (43) for marking a central point in a cross shape are assembled on the shell component (41); the switching component (33) drives the alignment component (42) and the fixed point component (43) to switch up and down in the vertical direction through horizontally rotating the shell component (41); the scribing end center point of the alignment assembly (42) and the scribing end cross point of the pointing assembly (43) are both positioned on the laser line of the laser instrument (35).

2. The automatic marking device for the front and back sides of the die steel according to claim 1, characterized in that: the shell assembly (41) comprises a cylindrical main shell (411) fixed on the switching component (33), and a first end plate (412) and a second end plate (413) are respectively fixed at two cylindrical ends of the main shell (411); the scribing end of the alignment assembly (42) is positioned outside the first end plate (412), and the scribing end of the pointing assembly (43) is positioned outside the second end plate (413).

3. The automatic marking device for the front and back sides of the die steel according to claim 2, characterized in that: line subassembly (42) is including fixing guide bracket (421) of the outer terminal surface of an end plate (412), sliding fit installs a plurality of guide arms (422) on guide bracket (421), guide arm (422) axial with main casing body (411) axial parallel arrangement, the cover is equipped with extension spring (424) on guide arm (422), extension spring (424) both ends are fixed respectively on guide bracket (421) and be close to guide arm (422) tip of an end plate (412), and are a plurality of keep away from on guide arm (422) the common fixedly connected with connecting plate (423) of one end of an end plate (412), on connecting plate (423) dorsad be fixed with marking head (425) on the face of guide arm (422), marking head (425) center pin with laser instrument (35) send the ray coincidence.

4. The automatic marking device for the front and back sides of the die steel according to claim 3, wherein: a cross guide rail (4111) is arranged in the main shell (411) and close to the second end plate (413), and a cross window (4131) is arranged on the second end plate (413) and matched with the cross guide rail (4111); the fixed point assembly (43) comprises two sliding blocks (435) which are arranged in a cross sliding mode along the cross guide rail (4111) and penetrate through the cross window (4131) outwards, sliding pins (438) are arranged in the outer ends of the sliding blocks (435) in an embedded sliding mode, the sliding pins (438) are axially arranged in parallel with the main shell (411) in the axial direction, a marking point marking head (4381) is coaxially fixed to the end portion of each sliding pin (438), and a compression spring (439) with two ends fixed between the sliding blocks (435) and the marking point marking head (4381) is sleeved on each sliding pin (438).

5. The automatic marking device for the front and back sides of the die steel according to claim 4, wherein: fixed point subassembly (43) are still including fixing executive motor (431) of end plate (412) outer terminal surface center department, executive motor (431) output shaft is located main casing body (411) and the cover is equipped with axle sleeve (433), axle sleeve (433) are fixed on the terminal surface in end plate (412), be fixed with sun gear (432) on the output shaft of executive motor (431), install through the bearing rotation on axle sleeve (433) with guide ring gear (434) of sun gear (432) coaxial setting, two the articulated connecting rod (436) that is provided with between slider (435), transition gear (437) are installed in the position rotation that lies in between two sliders (435) on connecting rod (436), transition gear (437) meshing is in sun gear (432) with between guide ring gear (434).

6. The automatic marking device for the front and back sides of the die steel according to claim 1, characterized in that: the scribing displacement device (2) comprises a transverse displacement mechanism (21), a vertical displacement mechanism (22) fixed at the moving end of the transverse displacement mechanism (21) and a longitudinal displacement mechanism (23) fixed at the moving end of the vertical displacement mechanism (22); the displacement direction of the transverse displacement mechanism (21) is perpendicular to the displacement direction of the longitudinal displacement mechanism (23); the reversing component (31) is fixed at the moving end of the longitudinal displacement mechanism (23).

7. The automatic marking device for the front and back sides of the die steel according to claim 6, wherein: the heightening positioning placing table (1) comprises a base (11), a longitudinal moving mechanism (12) fixed on the base (11) and two transverse moving mechanisms (13) driven by the longitudinal moving mechanism (12) to realize synchronous reverse motion; the transverse moving mechanism (13) comprises two padding slide blocks (133) which are synchronously and reversely moved in the direction vertical to the moving direction of the longitudinal moving mechanism (12); a corner bearing plate (14) is fixed at the top end of the heightening slide block (133), and a right-angle baffle (141) used for clamping the right-angle corner edge of the die steel plate is arranged on the corner bearing plate (14).

8. The automatic marking device for the front and back sides of the die steel according to claim 4, wherein: the marking line marking head (425) and the punctuation marking head (4381) both comprise conical cusps for marking.