CN115447870B - Special-shaped curved surface workpiece labeling and positioning device and positioning method - Google Patents

Abstract

The invention provides a special-shaped curved surface workpiece labeling and positioning device, which comprises a substrate, wherein a supporting mechanism and a profiling clamping mechanism are movably arranged at the upper end of the substrate, the profiling clamping mechanism is used for clamping a column-shaped end of a special-shaped curved surface workpiece, the supporting mechanism comprises a plurality of positioning supporting blocks, the positioning supporting blocks are arranged at the lower end of the special-shaped curved surface workpiece, a positioning labeling block is arranged at the labeling position of the upper end of the special-shaped curved surface workpiece, and a profiling positioning strip is connected at a groove of the special-shaped curved surface workpiece; the front, rear, left, right, upper and lower six-side directions of the special-shaped curved surface workpiece are comprehensively positioned through the three positioning support blocks, the profiling clamping mechanism, the positioning labeling blocks and the profiling positioning strips, so that the technical problems that when the workpiece positioning devices of most labeling machines on the market are positioned, the workpiece positioning devices cannot be comprehensively fixed, the workpiece deviation phenomenon easily occurs, the labeling distortion easily occurs in the pasting process, and the labeling effect is affected are solved.

Description

Special-shaped curved surface workpiece labeling and positioning device and positioning method

Technical Field

The invention relates to the technical field of labeling, in particular to a special-shaped curved surface workpiece labeling positioning device and a positioning method.

Background

The labeler is a device for sticking rolled self-adhesive paper labels, paper or metal foils on PCBs, products or specified packages, is an indispensable component of modern packaging, is gradually increasing in the types of production labelers in China at present, greatly improves the technical level and is increasingly widely applied to workpiece positioning devices of the labelers.

Most of workpiece positioning devices of labeling machines on the market cannot fix irregularly-shaped curved surface workpieces in an omnibearing manner, workpiece offset phenomenon is easy to occur, so that the situation of pasting distortion is easy to occur in the pasting process, and the labeling effect is affected.

Disclosure of Invention

The invention provides a special-shaped curved surface workpiece pasting positioning device and a positioning method, which are used for solving the technical problems that the workpiece positioning device of most labeling machines on the market cannot be fixed in all directions when being positioned, the workpiece is easy to deviate, the pasting is easy to be askew in the pasting process, and the pasting effect is affected.

In order to solve the technical problem, the special-shaped curved surface workpiece forming device comprises a substrate, wherein the upper end of the substrate is movably provided with a supporting mechanism and a profiling clamping mechanism, the profiling clamping mechanism is used for clamping a column-shaped end of the special-shaped curved surface workpiece, the supporting mechanism comprises a plurality of positioning supporting blocks, the positioning supporting blocks are arranged at the lower end of the special-shaped curved surface workpiece, a positioning labeling block is arranged at the labeling position of the upper end of the special-shaped curved surface workpiece, and a profiling positioning strip is connected to the groove of the special-shaped curved surface workpiece.

Preferably, the number of the positioning support blocks is three, and the three positioning support blocks are respectively arranged at the labeling position, the shell molded surface and the column molded surface of the special-shaped curved surface workpiece.

Preferably, the positioning labeling block and the profiling positioning strip are connected with a driving mechanism, the driving mechanism comprises a first fixing plate, the first fixing plate is fixedly arranged at the upper end of the base plate, a driving motor is fixedly arranged on the upper side of the first fixing plate, the driving motor is fixedly connected with a thread bush, and the thread bush is in threaded connection with the threaded rod.

Preferably, the driving mechanism further comprises a first sliding plate, a sliding groove on the first sliding plate is in sliding connection with the first fixed plate, the upper end of the first sliding plate is fixedly connected with the threaded rod, and the first sliding plate is detachably connected with the positioning labeling block and the profiling positioning strip.

Preferably, the first sliding plate is detachably connected with the positioning labeling block through an independent dismounting mechanism, the independent dismounting mechanism comprises a connecting shell, one end of the connecting shell is provided with a connecting groove, the front end and the rear end of the connecting groove are communicated with a sealing groove, a first sealing block is arranged in the sealing groove in a sliding mode, a connecting plate is arranged in the connecting groove in a sliding mode, the connecting plate is far away from one end of the opening of the connecting groove, the first rotating rod is symmetrically provided with a first rotating rod, the first rotating rod is rotationally connected with the first rotating block, the fixed rod is fixedly arranged between the front end and the rear end of the connecting groove, a first spring is fixedly arranged between the rotating block and the side end of the connecting groove, the first spring is arranged on the fixed rod in a sleeved mode, the connecting plate is far away from one end middle of the opening of the connecting groove, the middle portion of the connecting groove is fixedly connected with a rack, and the side end of the rack penetrates through the cavity into the connecting groove.

Preferably, the connecting shell is kept away from one side inside of spread groove and is equipped with the cavity, rotate between the front and back both ends of cavity and be equipped with axis of rotation one, axis of rotation one around the bilateral symmetry be equipped with bevel gear one, the middle part fixedly connected with gear of axis of rotation one, gear and rack meshing, the front and back bilateral symmetry of cavity is equipped with sealed shell, sealed shell's inside is equipped with sealed chamber, slide in the sealed chamber and be equipped with sealing plate one, slide between the sealing plate two and be equipped with the cam, cam and axis of rotation two fixed connection, axis of rotation two runs through in the side of sealed chamber get into cavity and bevel gear two fixed connection, bevel gear two meshes with bevel gear one, one side that sealed chamber is close to sealing plate two communicates with the intercommunication pipeline.

Preferably, the one end that the spread groove was kept away from to sealing block one is equipped with the recess, and the fixed spring second that is equipped with in the recess, spring second and impeller block sliding connection, impeller block pass through connecting rod first and two fixed connection of sealing block, sealing block second slides and sets up in the intercommunication pipeline, intercommunication pipeline connection has release mechanism, both sides link up around the one end that the spread groove was kept away from to the coupling shell is equipped with the slip mouth, slip mouth and L type piece sliding connection, L type piece runs through the side of sealing shell get into sealing chamber in with sealing plate one fixed connection, L type piece is kept away from one end and connecting block fixed connection of sealing plate one, connecting block and fixture block fixed connection, fixture block and coupling shell sliding connection.

Preferably, the device further comprises a profiling attaching mechanism, the profiling attaching mechanism is installed on the positioning supporting block, the profiling attaching mechanism comprises an installation shell, the lower end of the installation shell is fixedly connected with the upper end of the positioning supporting block, a hydraulic cylinder is fixedly arranged in an internal installation cavity of the installation shell, guide cavities are symmetrically arranged on the left side and the right side of the inside of the hydraulic cylinder, guide plates are slidably arranged in the guide cavities and fixedly connected with guide rods, the guide rods penetrate through the upper ends of the guide cavities, the telescopic ends of the hydraulic cylinders penetrate through the upper ends of the installation cavity and the lower ends of the profiling shell, a profiling cavity is formed in the upper end of the profiling shell, guide blocks are fixedly arranged in the middle of the profiling cavity, guide columns are symmetrically arranged at the left end and the right end of the profiling cavity, and springs six are sleeved on the guide columns.

Preferably, the opening part rotation in profile modeling chamber is equipped with the flexible sheet, the lower extreme middle part fixedly connected with adapter sleeve of flexible sheet, the inside through-hole and the guide block sliding connection of adapter sleeve, fixedly be equipped with the spring IV between flexible sheet and the guide block, the outside and the second sliding connection of slide plate, the left and right sides both ends symmetry of slide plate II is equipped with dwang two, dwang two passes through connecting rod two and is connected with the direction ball rotation, direction ball and arc wall roll connection, the arc wall sets up the lower extreme at the arc supporting shoe, arc supporting shoe and sliding block fixed connection, the outside of adapter sleeve is equipped with spacing subassembly, spacing subassembly and sliding plate II contact, guide post and sliding block sliding connection, the sliding block is connected with fixed subassembly, and fixedly be equipped with spring six between sliding block and the profile modeling chamber.

A positioning method of a special-shaped curved surface workpiece pasting positioning device comprises the following steps:

step 1: the positions of the three positioning support blocks and the profiling clamping mechanism are adjusted, the three positioning support blocks are respectively and correspondingly arranged at the labeling position, the shell molded surface and the column molded surface of the special-shaped curved surface workpiece, and the profiling clamping mechanism is correspondingly arranged at the column end of the special-shaped curved surface workpiece;

step 2: firstly, a special-shaped curved surface workpiece is placed at the upper end of a positioning support block

Step 3: clamping a column-shaped end of the special-shaped curved surface workpiece by adopting a profiling clamping mechanism;

step 4: and then, operating a driving mechanism to place the positioning labeling block at the labeling position at the upper end of the special-shaped curved surface workpiece, and placing the profiling positioning strip at the groove of the special-shaped curved surface workpiece.

The technical scheme of the invention is further described in detail through the drawings and the embodiments.

Drawings

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic view of a positioning device according to the present invention;

FIG. 3 is a schematic view of the independent dismounting mechanism of the present invention;

fig. 4 is a schematic structural view of the profiling attaching mechanism of the present invention.

In the figure: 1. a substrate; 11. positioning a supporting block; 2. positioning and labeling blocks; 3. profiling positioning strips; 4. a first fixing plate; 41. a driving motor; 42. a threaded rod; 43. a first sliding plate; 431. a protruding end; 432. a sliding groove; 5. a special-shaped curved surface workpiece; 51. a groove; 6. a connection housing; 61. a connecting groove; 62. a cavity; 63. a connecting plate; 64. a rack; 65. a gear; 66. a first rotating shaft; 67. bevel gears I; 68. bevel gears II; 69. a second rotating shaft; 610. a sealed housing; 611. sealing the cavity; 612. a cam; 613. a first sealing plate; 614. an L-shaped block; 615. a sliding port; 616. a connecting block; 617. a clamping block; 618. a first spring; 619. a first reset spring; 620. a second sealing plate; 621. a communication pipeline; 622. a third spring; 623. a second sealing block; 624. a first connecting rod; 625. a pushing block; 626. a second spring; 627. a first sealing block; 628. rotating the first rod; 629. a rotating block; 630. a fixed rod; 631. a second reset spring; 7. a mounting shell; 71. a guide chamber; 72. a guide plate; 73. a guide rod; 74. a contoured shell; 75. a hydraulic cylinder; 76. a mounting cavity; 77. a limit groove; 78. a guide block; 79. a flexible board; 710. a spring IV; 711. connecting sleeves; 712. a second sliding plate; 713. a limiting block; 714. an arc-shaped supporting block; 715. an arc-shaped groove; 716. a guide ball; 717. a second rotating rod; 718. a second connecting rod; 719. a support rod; 720. a profiling cavity; 721. a sliding block; 722. a guide post; 723. a spring six; 724. a fixed block; 725. a first threaded hole; 726. a threaded hole II; 727. a bolt; 8. profiling clamping mechanism; 9. a pressure relief tube; 91. and (5) blocking.

Detailed Description

The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.

In addition, the descriptions of the "first," "second," and the like, herein are for descriptive purposes only and are not intended to be specifically construed as order or sequence, nor are they intended to limit the invention solely for distinguishing between components or operations described in the same technical term, but are not to be construed as indicating or implying any relative importance or order of such features. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, technical solutions and technical features between the embodiments may be combined with each other, but it is necessary to base that a person skilled in the art can implement the combination of technical solutions, when the combination of technical solutions contradicts or cannot be implemented, should be considered that the combination of technical solutions does not exist, and is not within the scope of protection claimed by the present invention.

The invention provides the following examples

Example 1

The embodiment of the invention provides a special-shaped curved surface workpiece labeling and positioning device, which is shown in fig. 1-2, and comprises a substrate 1, wherein a supporting mechanism and a profiling clamping mechanism 8 are movably arranged at the upper end of the substrate 1, the profiling clamping mechanism 8 is used for clamping a column-shaped end of a special-shaped curved surface workpiece 5, the supporting mechanism comprises a plurality of positioning supporting blocks 11, the positioning supporting blocks 11 are arranged at the lower end of the special-shaped curved surface workpiece 5, a positioning labeling block 2 is arranged at a labeling position at the upper end of the special-shaped curved surface workpiece 5, and a profiling positioning strip 3 is connected at a groove position 51 of the special-shaped curved surface workpiece 5;

the number of the positioning support blocks 11 is three, and the three positioning support blocks 11 are respectively arranged at the labeling position, the shell molded surface and the column molded surface of the special-shaped curved surface workpiece 5;

a positioning method of a special-shaped curved surface workpiece pasting positioning device comprises the following steps:

step 1: the positions of three positioning support blocks 11 and a profiling clamping mechanism 8 are regulated, the three positioning support blocks 11 are respectively and correspondingly arranged at the labeling position, the shell molded surface and the column molded surface of the special-shaped curved surface workpiece 5, and the profiling clamping mechanism 8 is correspondingly arranged at the column end of the special-shaped curved surface workpiece 5;

step 2: firstly, a special-shaped curved surface workpiece 5 is placed at the upper end of a positioning support block 11

Step 3: clamping the column-shaped end of the special-shaped curved surface workpiece 5 by adopting a profiling clamping mechanism 8;

step 4: then the driving mechanism is operated to place the positioning labeling block 2 at the labeling position at the upper end of the special-shaped curved surface workpiece 5, and the profiling positioning strip 3 is placed at the groove 51 of the special-shaped curved surface workpiece 5.

The beneficial effects of the technical scheme are as follows:

through setting up three location supporting shoe 11 for to the subsides mark department, shell profile and the column type face of dysmorphism curved surface work piece 5 support the location, carry out the three-point support to dysmorphism curved surface work piece 5, and carry out spacingly to the downside direction of dysmorphism curved surface work piece 5, profile modeling clamping machine constructs 8 centre gripping dysmorphism curved surface work piece 5's column type end simultaneously, can carry out spacingly to the front and back side direction of dysmorphism curved surface work piece 5, the laminating is pasted to location subsides mark piece 2 and dysmorphism curved surface work piece 5's upper end subsides mark department simultaneously, carry out spacingly to the upside direction of dysmorphism curved surface work piece 5, profile modeling locating strip 3 cooperates with dysmorphism curved surface work piece 5's slot 51, carry out spacingly to the left and right side direction of dysmorphism curved surface work piece 5, through three location supporting shoe 11, profile modeling clamping machine constructs 8, location subsides mark piece 2 and profile modeling locating strip 3, utilize the self shape of dysmorphism curved surface work piece to carry out all-round location to dysmorphism curved surface work piece 5's front and back, the work piece positioner of having solved on the market most labeller, when carrying out the location to dysmorphism curved surface work piece, the phenomenon can not all-round fix, the time, the dysmorphism curved surface work piece is pasted, the phenomenon easily, the problem of the appearance is easy to appear and the skew in the process of pasting, the appearance easily causes the problem of pasting and the label to appear.

Example 2

On the basis of the embodiment 1, as shown in fig. 1, a driving mechanism is connected to the positioning labeling block 2 and the profiling positioning strip 3, the driving mechanism comprises a first fixing plate 4, the first fixing plate 4 is fixedly arranged at the upper end of the base plate 1, a driving motor 41 is fixedly arranged at the upper side of the first fixing plate 4, the driving motor 41 is fixedly connected with a thread bush, and the thread bush is in threaded connection with a threaded rod 42;

the driving mechanism further comprises a first sliding plate 43, a sliding groove 432 on the first sliding plate 43 is in sliding connection with the first fixed plate 4, the upper end of the first sliding plate 43 is fixedly connected with the threaded rod 42, and the first sliding plate 43 is detachably connected with the positioning labeling block 2 and the profiling positioning strip 3.

The beneficial effects of the technical scheme are as follows:

through setting up actuating mechanism, the convenience is with location subsides mark piece 2, profile modeling locating strip 3 and special-shaped curved surface work piece 5 are located the cooperation, during operation actuating mechanism, start driving motor 41, drive the thread bush and rotate, the thread bush drives threaded rod 42 and reciprocates, threaded rod 42 drives sliding plate one 43 reciprocate, the cooperation of fixed plate one 4 and sliding groove 432 plays the guide effect to the removal of sliding plate one 43, the guide post 42 plays the guide effect to the slip of sliding plate one 43, sliding plate one 43 moves down can drive location subsides mark piece 2, profile modeling locating strip 3 and special-shaped curved surface work piece 5 location cooperation, if need break away from location cooperation with location subsides mark piece 2, profile modeling locating strip 3 and special-shaped curved surface work piece 5, control driving motor 41 reverse rotation, drive sliding plate one 43 upwards move can, can realize the location subsides mark piece 2 fast in the time of convenient operation, profile modeling locating strip 3 and special-shaped curved surface work piece 5 location cooperation.

Example 3

On the basis of embodiment 2, as shown in fig. 3, the first sliding plate 43 and the positioning labeling block 2 are detachably connected through an independent dismounting mechanism, the front and rear ends of the protruding end 431 of the first sliding plate 43 are symmetrically provided with fixing grooves 432, the positioning labeling block 2 is provided with slots, the independent dismounting mechanism comprises a connecting shell 6, the connecting shell 6 is matched with the slots, one end of the connecting shell 6 is provided with a connecting groove 61, the front and rear ends of the connecting groove 61 are communicated with sealing grooves, a first sealing block 627 is slidably arranged in the sealing groove, the sealing block 627 is matched with the fixing grooves 432, a connecting plate 63 is slidably arranged in the connecting groove 61, one end of the connecting plate 63 far from the opening of the connecting groove 61 is symmetrically provided with a first rotating rod 628, the rotating rod 628 is rotatably connected with the rotating block 629, the rotating block 629 is slidably connected with the fixing rod 630, the fixing rod 630 is fixedly arranged between the front and rear ends of the connecting groove 61, a first spring 618 is fixedly arranged between the rotating block 629 and the side ends of the connecting groove 61, the first spring 618 is sleeved on the fixing rod 630, the middle part of one end of the connecting plate 63 far from the opening of the connecting groove 61 is fixedly connected with the connecting groove 64, and the rack 64 penetrates into the connecting groove 61 at the side 64 of the connecting groove 62;

a cavity 62 is formed in one side of the connecting shell 6 far away from the connecting groove 61, a first rotating shaft 66 is rotatably arranged between the front end and the rear end of the cavity 62, a first bevel gear 67 is symmetrically arranged on the front side and the rear side of the first rotating shaft 66, a gear 65 is fixedly connected to the middle of the first rotating shaft 66, the gear 65 is meshed with the rack 64, a sealing shell 610 is symmetrically arranged on the front side and the rear side of the cavity 62, a sealing cavity 611 is formed in the sealing cavity 610, a first sealing plate 613 and a second sealing plate 620 are slidably arranged in the sealing cavity 611, a reset spring 619 is fixedly arranged between the sealing cavity 611 and the first sealing plate 613, a second reset spring 631 is fixedly arranged between the sealing cavity 611 and the second sealing plate 620, a cam 612 is slidably arranged between the first sealing plate 613 and the second sealing plate 620, the cam 612 is fixedly connected with the second rotating shaft 69, the second rotating shaft 69 penetrates through the side end of the sealing cavity 611 to be fixedly connected with the second bevel gear 68, the second bevel gear 68 is meshed with the first bevel gear 67, and one side of the sealing cavity 611 close to the second sealing plate 620 is communicated with a communication pipeline 621;

the end of the first sealing block 627, which is far away from the connecting groove 61, is provided with a groove, a second spring 626 is fixedly arranged in the groove, the second spring 626 is in sliding connection with the pushing block 625, the pushing block 625 is fixedly connected with the second sealing block 623 through a first connecting rod 624, the second sealing block 623 is slidably arranged in the communicating pipeline 621, the communicating pipeline 621 is connected with a pressure relief mechanism, the pressure relief mechanism comprises a third spring 622 fixedly arranged between the second sealing block 623 and the communicating pipeline 621, sliding ports 615 are formed in the front side and the rear side of one end of the connecting shell 6, which is far away from the connecting groove 61, in a penetrating manner, the sliding ports 615 are slidably connected with L-shaped blocks 614, the L-shaped blocks 614 penetrate through the side end of the sealing shell 610 and enter the sealing cavity 611 to be fixedly connected with the first sealing plate 613, one end of the L-shaped blocks 614, which is far away from the first sealing plate 613, is fixedly connected with the connecting block 616, the connecting block 616 is fixedly connected with the clamping block 617, and the clamping block 617 is slidably connected with the connecting shell 6;

the pressure relief mechanism further comprises two pressure relief pipes 9, the two pressure relief pipes 9 are respectively communicated with the communication pipelines 621 on the front side and the rear side, one end, away from the communication pipelines 621, of each pressure relief pipe 9 is communicated with the outside, and a blocking block 91 is arranged in each pressure relief pipe 9.

The beneficial effects of the technical scheme are as follows:

when the first sliding plate 43 is connected with the positioning labeling block 2, the connecting shell 6 is firstly put into the slot 21 of the positioning labeling block 2, then the protruding end 431 of the first sliding plate 43 is inserted into the connecting groove 61, in the process, the protruding end 431 is contacted with the connecting plate 63 to push the connecting plate 63 to slide along the connecting groove 61, the first rotating rod 628 is driven to rotate in the moving process of the connecting plate 63, the first rotating rod 628 drives the rotating block 629 to slide along the fixed rod 630, the first spring 618 is compressed, meanwhile, the rack 64 is driven to move in the sliding process of the connecting plate 63, the rack 64 drives the gear 65 to rotate, the gear 65 drives the first rotating shaft 66 to rotate, the first rotating shaft 66 drives the first bevel gear 67 to rotate, the first bevel gear 67 drives the second bevel gear 68 to rotate, the second bevel gear 68 drives the cam 612 to rotate through the second rotating shaft 69, and in the rotating process of the cam 612, the protruding end of the cam 612 firstly pushes the second sealing plate 620 to move towards the communicating pipeline 621, the second return spring 631 is compressed, the protruding end of the cam 612 is separated from the first seal plate 613, the first return spring 619 is in a compressed state in the initial state, the first seal plate 613 is driven to move towards the direction of the communication pipeline 621 under the elastic action of the first return spring 619, the first seal plate 613 drives the connecting block 616 to move through the L-shaped block 614, the sliding port 615 plays a guiding role on the movement of the L-shaped block 614, the connecting block 616 drives the clamping block 617 to extrude with the inner wall of the slot 21 under the action of the first return spring 619, the friction force between the clamping block 617 and the inner wall of the slot 21 is increased, the limit fixation of the connecting shell 6 and the slot 21 is completed, the slot 21 can be processed into a wave slot, the side ends of the clamping block 617 and the connecting shell 6 are processed into wave blocks correspondingly meshed with the wave slot, the retention effect of the connecting shell 6 and the slot 21 can be improved, when the sealing plate II 620 moves, pushing the gas in the sealing cavity 611 into the communicating pipeline 621, increasing the gas pressure in the communicating pipeline 621, so that the gas in the communicating pipeline 621 pushes the sealing block II 623 to slide, in the process, the spring III 622 stretches, the sealing block II 623 pushes the sealing block I627 to slide along the sealing groove through the spring II 626, the sealing block I627 contacts with the side end of the protruding end 431, the spring II 626 is continuously compressed in the moving process of the sealing plate II 620 until the fixing groove 432 on the protruding end 431 moves to the corresponding position of the sealing block I627, the sealing block I627 is matched with the fixing groove 432 under the elastic action of the spring II 626, the limiting fixation of the sliding plate I43 and the connecting shell 6 is completed, in the process, the sliding plate I43 cannot move, the connecting plate 63 cannot move, the cam 612 is guaranteed to be in a static state, the resetting phenomenon of the sealing plate I613 and the sealing plate II 620 is avoided, and the connection stability between the connecting shell 6 and the sliding plate I43 and the positioning labeling block 2 is improved;

when the sliding plate I43 is disassembled and the labeling block 2 is positioned, the blocking block 91 is pulled out, the pressure of the communicating pipeline 621 is relieved, firstly, the sealing block II 623 is driven to reset under the elastic action of the spring III 622, the sealing block II 623 drives the sealing block I627 to reenter the sealing groove and separate from the fixing groove 432, the sliding plate I43 can freely move, the connecting plate 63 is pushed to restore to the original position under the elastic action of the spring I618, the connecting shell 6 and the protruding end 431 are separated, meanwhile, the sliding plate I43 drives the gear 65 to reversely rotate through the rack 64, the cam 612 is restored, the protruding end of the cam 612 can push the sealing plate I613 to restore the original position in the restoring process of the cam 612, the restoring spring I619 is in a compressed state again, at the moment, the protruding end of the cam 612 is separated from the sealing plate II 620, the sealing plate II 620 is driven to restore the original position under the elastic action of the restoring spring II 631, the sealing cavity 611 is enabled to restore the original air pressure, the second sealing plate 620 is restored to the original position to enable the connecting block 616 to restore the original position, the extrusion force is lost between the clamping block 617 and the inner wall of the slot 21, the pulling out of the connecting block 6 is facilitated, the independent dismounting mechanism is used as an independent unit for connecting the first sliding plate 43 with the positioning labeling block 2, when the first sliding plate 43 is prevented from being connected with the positioning labeling block 2 in a threaded connection mode, the abrasion deformation easily occurs to the threads under long-time connection to influence the connectivity between the first sliding plate 43 and the positioning labeling block 2, maintenance and replacement are needed to be carried out on the first sliding plate and the second sliding plate, the cost is increased, a special tool is needed to be used for operation during threaded connection, the independent dismounting mechanism is convenient and fast compared with the threaded connection mode, and the independent dismounting mechanism is used as an independent component, the connecting block 6 is convenient to be matched with the positioning labeling block 2 in different shapes, the manufacturing cost of the connecting block 6 and the positioning labeling block 2 can be reduced without arranging a matching mechanism in the connecting block 6 and the positioning labeling block 2.

Example 4

On the basis of embodiment 1, as shown in fig. 4, the device further comprises a profiling attaching mechanism, wherein the profiling attaching mechanism is installed on the positioning support block 11, the profiling attaching mechanism comprises an installation shell 7, the lower end of the installation shell 7 is fixedly connected with the upper end of the positioning support block 11, a hydraulic cylinder 75 is fixedly arranged in an internal installation cavity 76 of the installation shell 7, guide cavities 71 are symmetrically arranged on the left side and the right side of the interior of the hydraulic cylinder 75, a guide plate 72 is slidably arranged in the guide cavity 71, the guide plate 72 is fixedly connected with a guide rod 73, the guide rod 73 penetrates through the upper end of the guide cavity 71, the telescopic end of the hydraulic cylinder 75 penetrates through the upper end of the installation cavity 76 and is fixedly connected with the lower end of the profiling shell 74, a profiling cavity 720 is arranged in the upper end of the profiling shell 74, a guide block 78 is fixedly arranged in the middle of the profiling cavity 720, guide columns 722 are symmetrically arranged at the left end and the right end of the profiling cavity 720, and springs six 723 are sleeved on the guide columns 722;

the middle part of the lower end of the profiling cavity 720 is fixedly connected with a connecting sleeve 711, an inner through hole of the connecting sleeve 711 is in sliding connection with a guide block 78, a fourth spring 710 is fixedly arranged between the flexible plate 79 and the guide block 78, the left side and the right side of the outer part of the connecting sleeve 711 are respectively in sliding connection with a second sliding plate 712, the left end and the right end of the second sliding plate 712 are symmetrically provided with a second rotating rod 717, the middle part of the second rotating rod 717 is rotationally connected with a supporting rod 719, the supporting rod 719 is in sliding connection with the bottom end of the profiling cavity 720, the second rotating rod 717 is rotationally connected with a guide ball 716 through a second connecting rod 718, the guide ball 716 is in rolling connection with an arc-shaped groove 715, the arc-shaped groove 715 is arranged at the lower end of the arc-shaped supporting block 714, the arc-shaped supporting block 714 is fixedly connected with the sliding block 721, a limiting component is arranged outside the connecting sleeve, the limiting component is in contact with the second sliding plate 712, the guide column 722 is in sliding connection with the sliding block 721, the sliding block 721 is connected with a fixing component, and the sixth spring is fixedly arranged between the sliding block 721 and the sliding block 723 and the profiling cavity 720;

the limiting assembly comprises a plurality of limiting grooves 77 symmetrically arranged at the left end and the right end of a connecting sleeve 711, the limiting grooves 77 are uniformly distributed at intervals along the vertical direction of the connecting sleeve 711, limiting blocks 713 are slidably arranged in the limiting grooves 77, and springs five are fixedly arranged between the limiting blocks 713 and the limiting grooves 77;

the fixed assembly comprises a fixed block 724, the fixed block 724 is fixedly connected with a sliding block 721, a plurality of first threaded holes 725 are uniformly distributed on the fixed block 724 along the vertical direction at intervals, the first threaded holes 725 are in threaded connection with bolts 727, and second threaded holes 726 in threaded connection with the bolts 727 are formed in the side end of the profiling shell 74.

The beneficial effects of the technical scheme are as follows:

the profiling laminating machine is arranged on the positioning support block 11 and used for increasing the contact area between the special-shaped curved surface workpiece 5 and the positioning support block 11, so that the positioning effect of the positioning support block 11 on the special-shaped curved surface workpiece 5 is improved, the hydraulic cylinder 75 is arranged and used for adjusting the height of the profiling shell 74, the aim of adjusting the whole height of the positioning support block 11 can be fulfilled by adjusting the height of the profiling shell 74, the positioning support block 11 is convenient for supporting different types of special-shaped curved surface workpieces 5, the guide cavity 71, the guide plate 72 and the guide rod 73 play a guide role in moving the profiling shell 74, when the special-shaped curved surface workpiece 5 is placed on the positioning support block 11, the special-shaped curved surface workpiece is firstly contacted with the flexible plate 79, the flexible plate 79 is driven to deform under the gravity action of the special-shaped curved surface workpiece 5, if the special-shaped curved surface workpiece 5 is in a convex structure, the middle part of the flexible plate 79 is firstly driven to move downwards, the flexible plate 79 drives the connecting sleeve 711 to move downwards, the guide block 78 guides the movement of the flexible plate 79, the fourth spring 710 is gradually compressed in the process, the connecting sleeve 711 supports the middle of the flexible plate 79, the second sliding plate 712 is driven to move downwards by the limiting block 713 in the downward movement process of the connecting sleeve 711, the second sliding plate 712 drives the second rotating rod 717 to rotate, the second rotating rod 717 drives the second connecting rod 718 to rotate, the second connecting rod 718 drives the guide ball 716 to slide along the arc groove 715, thereby driving the arc supporting block 714 to move upwards, the arc supporting block 714 supports the left side and the right side of the flexible plate 79, the guide column 722 and the sliding block 721 guide the movement of the arc supporting block 714, the sixth spring 723 stretches in the process, if the special-shaped curved surface workpiece 5 is of a concave structure, the left side and the right side of the flexible plate 79 are driven to move downwards at first, so that the arc supporting block 714 moves downwards, at this moment, the six 723 springs are gradually compressed, meanwhile, the arc-shaped supporting blocks 714 drive the connecting sleeves 711 to move upwards through the second rotating rods 717 and the second sliding plates 712, the joint effect of the flexible plates 79 and the special-shaped curved surface workpieces 5 is improved under the combined action of the connecting sleeves 711 and the arc-shaped supporting blocks 714, through the arrangement of the limiting components, the moving distance of the arc-shaped supporting blocks 714 on the left side and the right side is adjustable, the flexible plates 79 are supported by the arc-shaped supporting blocks 714 on one side to be jointed with the special-shaped curved surface workpieces 5, after the connecting sleeves 711 cannot move continuously, the limiting blocks 713 cannot drive the second sliding plates 712 to move, the fifth springs can be compressed, the limiting blocks 713 enter the limiting grooves 77, the connecting sleeves 711 and the arc-shaped supporting blocks 714 on the other side can be guaranteed to move freely, the flexible plates 79 can be suitable for different types of special-shaped curved surface workpieces 5, the fixing blocks 724 are evenly distributed along the vertical direction at intervals, a plurality of threaded holes 725 are formed in the first positions, the bolts 727 can be connected with the threaded holes 726 in the different positions, after the flexible plates 79 are jointed with the special-shaped curved surface workpieces 5, the bolts 727 are screwed into the first threaded holes 726, the connecting sleeves 726, the arc-shaped supporting blocks 714 can not move continuously, and can not drive the sliding plates 712 to move, and can not be guaranteed to be separated from the flexible plates 710, and can not be driven to move stably, and stably move along the flexible plates 711, and can be in the original state, and can be recovered, and stably, and have the flexible plates and stable and have the functions.

Example 5

On the basis of the embodiment 1, the method further comprises the following steps:

force sensor: a force measuring layer is arranged on the profiling clamping mechanism 8, and a force sensor is arranged in the force measuring layer and used for detecting extrusion force of the profiling clamping mechanism 8 and the column-shaped end of the special-shaped curved surface workpiece 5;

an alarm: the alarm is arranged on the base plate 1;

and (3) a controller: the controller is electrically connected with the force sensor and the alarm;

the controller controls the alarm to work based on the detection value of the force sensor, and the method comprises the following steps:

step 1: the controller calculates the clamping stability coefficient of the profiling clamping mechanism 8 according to the extrusion force of the column end of the profiling clamping mechanism 8 and the special-shaped curved surface workpiece 5 detected by the force sensor and the formula (1), compares the calculated clamping stability coefficient of the profiling clamping mechanism 8 with a preset clamping stability coefficient, and controls the alarm to alarm if the calculated clamping stability coefficient of the profiling clamping mechanism 8 is smaller than the preset clamping stability coefficient;

wherein B is the clamping stability coefficient of the profiling clamping mechanism 8, P is the detection value of a force sensor, A is the surface area of a force measuring layer, S is the contact area of the profiling clamping mechanism 8 and the column end of the special-shaped curved surface workpiece 5, ρ is the material density of the special-shaped curved surface workpiece 5, h is the shell profile thickness of the special-shaped curved surface workpiece 5, E is the labeling area on the special-shaped curved surface workpiece 5, g is the gravitational acceleration, and the value is 9.8m/S ² F is the preset labeling pressure of the special-shaped curved surface workpiece 5 during labeling.

The beneficial effects of the technical scheme are as follows:

the force sensor is arranged on the profiling clamping mechanism 8 and used for detecting the extrusion force of the profiling clamping mechanism 8 and the column-shaped end of the special-shaped curved surface workpiece 5, the controller calculates the clamping stability coefficient of the profiling clamping mechanism 8 according to the extrusion force of the profiling clamping mechanism 8 and the column-shaped end of the special-shaped curved surface workpiece 5 detected by the force sensor and the formula (1), the controller compares the calculated clamping stability coefficient of the profiling clamping mechanism 8 with the preset clamping stability coefficient, and if the calculated clamping stability coefficient of the profiling clamping mechanism 8 is smaller than the preset clamping stability coefficient, the controller controls the alarm to give an alarm to remind a user to increase the extrusion force of the profiling clamping mechanism 8 and the column-shaped end of the special-shaped curved surface workpiece 5, so that shaking of the special-shaped curved surface workpiece 5 during labeling is avoided, and labeling effect of the special-shaped curved surface workpiece 5 is affected.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims (8)

1. The utility model provides a dysmorphism curved surface work piece pastes mark positioner which characterized in that: the special-shaped curved surface workpiece forming machine comprises a base plate (1), wherein a supporting mechanism and a profiling clamping mechanism (8) are movably arranged at the upper end of the base plate (1), the profiling clamping mechanism (8) is used for clamping a column-shaped end of a special-shaped curved surface workpiece (5), the supporting mechanism comprises a plurality of positioning supporting blocks (11), the positioning supporting blocks (11) are arranged at the lower end of the special-shaped curved surface workpiece (5), a positioning labeling block (2) is arranged at a labeling position at the upper end of the special-shaped curved surface workpiece (5), and a profiling positioning strip (3) is connected at a groove position (51) of the special-shaped curved surface workpiece (5);

the sliding plate I (43) is detachably connected with the positioning labeling block (2) through an independent detaching mechanism, the independent detaching mechanism comprises a connecting shell (6), one end of the connecting shell (6) is provided with a connecting groove (61), the front end and the rear end of the connecting groove (61) are communicated with a sealing groove, a sealing block I (627) is arranged in the sealing groove in a sliding mode, a connecting plate (63) is arranged in the connecting groove (61) in a sliding mode, rotating rods I (628) are symmetrically arranged on the front side and the rear side of one end, far away from the opening of the connecting groove (61), of the connecting plate (63), the rotating rods I (628) are rotationally connected with the rotating blocks (629), the rotating blocks (629) are in sliding connection with the fixing rods (630), the fixing rods (630) are fixedly arranged between the front end and the rear end of the connecting groove (61), springs I (618) are fixedly arranged between the rotating blocks (629) and the side ends of the connecting groove (61), the springs I (618) are sleeved on the fixing rods (630), the middle part of one end, far away from the opening of the connecting groove (61), of the connecting plate (63) is fixedly connected with racks (64), and the side ends of the racks (64) penetrate through the side ends of the cavities (62) and enter the connecting grooves (61);

one side inside that spread groove (61) was kept away from to coupling shell (6) is equipped with cavity (62), rotate between the front and back both ends of cavity (62) and be equipped with axis of rotation one (66), axis of rotation one (66) front and back bilateral symmetry is equipped with bevel gear one (67), middle part fixedly connected with gear (65) of axis of rotation one (66), gear (65) and rack (64) meshing, the front and back bilateral symmetry of cavity (62) is equipped with seal shell (610), the inside of seal shell (610) is equipped with sealed chamber (611), slide in sealed chamber (611) and be equipped with closing plate one (613), closing plate two (620), sliding between closing plate one (613), closing plate two (620) is equipped with cam (612), cam (612) and axis of rotation two (69) fixed connection, axis of rotation two (69) run through in sealed chamber (611) side entering cavity (62) with bevel gear two (68) fixed connection, bevel gear two (68) and bevel gear one (67) meshing, one side that sealed chamber (611) is close to closing plate two (620) communicates with intercommunication pipeline (621).

2. The special-shaped curved surface workpiece positioning device according to claim 1, wherein: the number of the positioning support blocks (11) is three, and the three positioning support blocks (11) are respectively arranged at the labeling position, the shell molded surface and the column molded surface of the special-shaped curved surface workpiece (5).

3. The special-shaped curved surface workpiece positioning device according to claim 1, wherein: the positioning labeling block (2) and the profiling positioning strip (3) are connected with a driving mechanism, the driving mechanism comprises a first fixing plate (4), the first fixing plate (4) is fixedly arranged at the upper end of the base plate (1), a driving motor (41) is fixedly arranged on the upper side of the first fixing plate (4), the driving motor (41) is fixedly connected with a threaded sleeve, and the threaded sleeve is in threaded connection with a threaded rod (42).

4. A special-shaped curved surface workpiece positioning device according to claim 3, wherein: the driving mechanism further comprises a first sliding plate (43), a sliding groove (432) on the first sliding plate (43) is in sliding connection with the first fixed plate (4), the upper end of the first sliding plate (43) is fixedly connected with the threaded rod (42), and the first sliding plate (43) is detachably connected with the positioning labeling block (2) and the profiling positioning strip (3).

5. The special-shaped curved surface workpiece positioning device according to claim 1, wherein: one end that spread groove (61) was kept away from to sealing block one (627) is equipped with the recess, and fixedly in the recess be equipped with spring two (626), spring two (626) and impeller block (625) sliding connection, impeller block (625) are through connecting rod one (624) and sealing block two (623) fixed connection, sealing block two (623) slide set up in intercommunication pipeline (621), intercommunication pipeline (621) are connected with release mechanism, both sides link up around the one end that spread groove (61) was kept away from to coupling shell (6) are equipped with sliding port (615), sliding port (615) and L type piece (614) sliding connection, L type piece (614) run through the side of sealing shell (610) get into sealing chamber (611) with sealing plate one (613) fixed connection, one end that sealing plate one (613) was kept away from to L type piece (614) is with connecting block (616) fixed connection, connecting block (616) and fixture block (617) fixed connection, fixture block (617) and coupling shell (6) sliding connection.

6. The special-shaped curved surface workpiece positioning device according to claim 1, wherein: still include profile modeling laminating mechanism, profile modeling laminating mechanism installs on location supporting shoe (11), profile modeling laminating mechanism includes installation shell (7), the lower extreme of installation shell (7) and the upper end fixed connection of location supporting shoe (11), be equipped with pneumatic cylinder (75) in fixed in internally mounted chamber (76) of installation shell (7), the inside left and right sides symmetry of pneumatic cylinder (75) is equipped with guide chamber (71), slide in guide chamber (71) and be equipped with deflector (72), deflector (72) and guide bar (73) fixed connection, upper end that deflector (73) run through guide chamber (71), the flexible end of pneumatic cylinder (75) runs through the upper end of installation chamber (76) and the lower extreme fixed connection of profile modeling shell (74), the upper end inside of profile modeling shell (74) is equipped with profile modeling chamber (720), the middle part of profile modeling chamber (720) is fixed and is equipped with guide block (78), both ends symmetry is equipped with guide post (722) about profile modeling chamber (720), the cover is equipped with six springs (723) on guide post (722).

7. The special-shaped curved surface workpiece positioning device according to claim 6, wherein: the opening part rotation of profile modeling chamber (720) is equipped with flexible board (79), the lower extreme middle part fixedly connected with adapter sleeve (711) of flexible board (79), the inside through-hole and the guide block (78) sliding connection of adapter sleeve (711), fixedly equipped with spring IV (710) between flexible board (79) and guide block (78), the outside and the sliding plate II (712) sliding connection of adapter sleeve (711), the left and right sides both ends symmetry of sliding plate II (712) are equipped with dwang II (717), dwang II (717) pass through connecting rod II (718) and are connected with direction ball (716) rotation, direction ball (716) and arc groove (715) rolling connection, arc groove (715) set up the lower extreme at arc supporting block (714), arc supporting block (714) and sliding block (721) fixed connection, the outside of adapter sleeve (711) is equipped with spacing subassembly, spacing subassembly and sliding plate II (712) contact, guide post (722) and sliding block (721) sliding connection, sliding block (721) are connected with fixed subassembly, and fixedly equipped with spring VI between sliding block (721) and profile modeling chamber (720).

8. A positioning method based on the special-shaped curved surface workpiece pasting positioning device as claimed in any one of claims 1 to 7, which is characterized in that: the method comprises the following steps:

step 1: the positions of three positioning support blocks (11) and a profiling clamping mechanism (8) are regulated, the three positioning support blocks (11) are respectively and correspondingly arranged at the labeling position, the shell molded surface and the column molded surface of the special-shaped curved surface workpiece (5), and the profiling clamping mechanism (8) is correspondingly arranged at the column end of the special-shaped curved surface workpiece (5);

step 2: firstly, a special-shaped curved surface workpiece (5) is placed at the upper end of a positioning support block (11)

Step 3: clamping a column-shaped end of the special-shaped curved surface workpiece (5) by adopting a profiling clamping mechanism (8);

step 4: then, the driving mechanism is operated to place the positioning labeling block (2) at the labeling position at the upper end of the special-shaped curved surface workpiece (5), and the profiling positioning strip (3) is placed at the groove position (51) of the special-shaped curved surface workpiece (5).

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