CN219901263U - Vacuum chuck fixing device - Google Patents

Abstract

The utility model relates to the technical field of fixing devices, and particularly discloses a vacuum chuck fixing device. The lifting platform comprises a base and supporting legs arranged at four corners of the lower side of the base, universal wheels are fixedly connected to the lower side of the supporting legs, a connecting mechanism which is detachably and fixedly connected with the ground is arranged on the lower side of the base, first mounting grooves are formed in four corners of the upper side of the base, electric telescopic rods are arranged at the bottoms of the first mounting grooves, lifting platforms are arranged above the base, the lower corners of the lifting platforms are fixedly connected with the upper ends of the electric telescopic rods, second mounting grooves are formed in the upper sides of the lifting platforms, rotary discs are rotatably connected in the second mounting grooves, a box body is fixedly connected to the upper sides of the rotary discs, a transmission mechanism is arranged in the box body, a pair of clamping blocks are connected to the transmission mechanism through threads, connecting frames are arranged on the inner sides of the clamping blocks, and sucking discs are fixedly connected to the upper sides of the connecting frames. The fixing device provided by the utility model can enable the vacuum chuck to move up and down and rotate, is firm in fixing the vacuum chuck and is convenient to detach and replace.

Description

Vacuum chuck fixing device

Technical Field

The utility model relates to the technical field of fixing devices, in particular to a vacuum chuck fixing device.

Background

In the manufacturing and processing industry, workpiece positioning and fixing methods such as mechanical mechanism clamping, cylinder clamping, oil cylinder clamping, vacuum chuck clamping and the like are often needed to fix the workpiece on a workbench. Particularly in the machining industry, workpieces are required to be positioned accurately before machining, clamping and fixing are reliable, loosening and other phenomena cannot occur, a large clamping force is required to fix the workpieces, and the first three clamping modes are usually selected; and for workpieces in the gluing industry, the electronic industry and the like, the required positions are stable, and a large clamping force is not required, so that the vacuum chuck is adopted to adsorb and fix the workpieces more properly.

The existing vacuum chuck is fixed in position, cannot move up and down or rotate, that is, the position of the chuck for adsorbing a workpiece cannot be adjusted freely, the stability of adsorption fixation is greatly affected, the existing chuck fixing device is unstable in fixation of the chuck, easy to deviate in operation, and difficult to disassemble and assemble or replace, and when the chucks of different types are required to be used, different fixing devices are required to be replaced.

Disclosure of Invention

The utility model aims to provide a vacuum chuck fixing device for solving the problems in the background art.

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

the utility model provides a vacuum chuck fixing device, includes the landing leg of base and fixed connection in base downside four corners department, landing leg downside fixedly connected with universal wheel, the base downside is equipped with the coupling mechanism who can dismantle fixed connection with ground, base upside four corners department has all seted up first mounting groove, first mounting groove bottom all is equipped with electric telescopic handle, the base top is equipped with lift platform, lift platform's downside four corners department all with electric telescopic handle's upper end fixed connection, the second mounting groove has been seted up to lift platform upside, rotatable coupling has the carousel in the second mounting groove, carousel upside fixedly connected with box, be equipped with drive mechanism in the box, threaded connection has a pair of clamp splice on the drive mechanism, the clamp splice inboard is equipped with the link, link upside fixedly connected with sucking disc, box one side is equipped with the vacuum pump, the vacuum pump fixedly communicates there is the hose, the through-hole and the link and the sucking disc fixedly communicate on the box are run through in proper order to hose one end that the vacuum pump was kept away from.

Further, coupling mechanism includes fixed column, spliced pole, spring and stopper, fixed column fixed connection is in base downside middle part, the spliced pole upper end is equipped with first installation cavity, the spring is established inside first installation cavity, the fixed column lower extreme is established in the spring inboard, and with stopper fixed connection, stopper and the inside wall sliding connection of first installation cavity, spliced pole lower extreme fixedly connected with mounting panel, be equipped with a plurality of fastening bolts on the mounting panel.

Further, 4 fastening bolts pass through the through-hole on the mounting panel and threaded connection is in the screw hole on ground.

Further, the rolling groove is all seted up to the downside of carousel and the bottom of second mounting groove, install a plurality of balls in the rolling groove, still be equipped with the second installation cavity in the lift platform, the below at the second mounting groove is established to the second installation cavity, the inside fixed gear motor that is equipped with of second installation cavity, fixedly connected with initiative bevel gear on gear motor's the output shaft, initiative bevel gear meshing has driven bevel gear, driven bevel gear upside fixedly connected with rotates the post, rotate the rotatable connection in the bottom of second mounting groove of post, and its upper end fixed connection is in the downside of carousel.

Further, be equipped with the baffle in the box, one side of baffle is the transmission box, and the opposite side is fixed box, drive mechanism is including establishing the bull stick in the transmission box and establishing the driving gear on the bull stick, the one end of bull stick runs through the transmission box setting, and fixedly connected with knob, the other end rotatable coupling of bull stick is on the baffle, drive mechanism is still including establishing first screw rod and the second screw rod at parallel arrangement in the box, the one end of first screw rod and second screw rod is all rotatable coupling on fixed box, and the other end all runs through the dodging hole setting on the baffle, and all rotatable coupling is on the transmission box, first screw rod and second screw rod are located the part of transmission box and are equipped with first driven gear and the second driven gear with driving gear meshing respectively, first driven gear and second driven gear are established in driving gear both sides respectively.

Further, the threads of the first screw and the second screw are wound in opposite directions.

Further, a pair of the clamping blocks are respectively connected with the first screw rod and the second screw rod in a threaded mode in the fixed box body, the outer ends of the clamping blocks are fixedly connected with sliding blocks, and the sliding blocks are connected with the inner sides of sliding grooves formed in the inner side walls of the fixed box body in a sliding mode.

Further, the back side of the base is fixedly connected with a pushing handle.

Compared with the prior art, the utility model has the beneficial effects that:

(1) the universal wheels are arranged on the lower sides of the supporting legs, so that the fixing device can move conveniently, and the connecting mechanism which can be detachably and fixedly connected with the ground is arranged on the lower side of the base, so that the device can work stably after reaching a specified position; (2) the lifting platform can be controlled to move up and down by adjusting the electric telescopic rod, so that the vacuum chuck is positioned at a required working height; (3) the upper side of the lifting platform is rotatably connected with a turntable, and the turntable can rotate under the action of a speed reducing motor, so that the vacuum chuck rotates to a proper direction, and the workpiece is convenient to process; (4) through setting up the box on the carousel, and be equipped with a drive mechanism in the box, under this drive mechanism's effect, the clamp splice can be accomplished the fixed to vacuum chuck, rotates the knob to opposite direction moreover, can accomplish the dismantlement or the change to the sucking disc, is convenient for change the sucking disc of different models and uses.

Drawings

The utility model is described in detail below with reference to the drawings and the detailed description;

FIG. 1 is a schematic view of a vacuum chuck fixture according to an embodiment of the present utility model;

FIG. 2 is a schematic view of another embodiment of a vacuum chuck fixture according to the present utility model;

FIG. 3 is an enlarged view of the structure of FIG. 2 at A;

FIG. 4 is an enlarged view of the structure at B in FIG. 2;

FIG. 5 is a schematic diagram of an installation structure of a turntable and a lifting platform according to an embodiment of the present utility model;

fig. 6 is a schematic structural diagram of a transmission case and a fixed case and the inside thereof according to an embodiment of the present utility model;

fig. 7 is a schematic structural diagram of a clamping block according to an embodiment of the present utility model.

The marks in the drawings are: 1. a base; 2. a support leg; 3. a universal wheel; 4. pushing hands; 5. fixing the column; 6. a connecting column; 61. a first mounting cavity; 7. a spring; 8. a limiting block; 9. a mounting plate; 10. a fastening bolt; 11. a first mounting groove; 12. an electric telescopic rod; 13. a lifting platform; 131. a second mounting groove; 132. rolling grooves; 133. a second mounting cavity; 14. a turntable; 15. a ball; 16. rotating the column; 17. a driven bevel gear; 18. a drive bevel gear; 19. a speed reducing motor; 20. a case; 201. a partition plate; 202. a transmission case; 203. fixing the box body; 204. a through hole; 205. a chute; 21. a knob; 22. a rotating rod; 23. a drive gear; 24. a first driven gear; 25. a first screw; 26. a second driven gear; 27. a second screw; 28. clamping blocks; 281. a slide block; 29. a vacuum pump; 30. a connecting frame; 31. and a sucking disc.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Referring to fig. 1-7, the vacuum chuck fixing device provided by the embodiment of the utility model comprises a base 1 and 4 supporting legs 2, wherein the 4 supporting legs 2 are respectively and fixedly connected to four corners of the lower side of the base 1, and universal wheels 3 are fixedly connected to the lower sides of the supporting legs 2. In order to make the device stably work after moving to a designated position, a connection mechanism is arranged at the lower side of the base 1, and the connection mechanism is detachably and fixedly connected with the ground in use. The four corners of the upper side of the base 1 are provided with the first mounting grooves 11, the bottom of each first mounting groove 11 is provided with the electric telescopic rod 12, the upper side of the base 1 is provided with the lifting platform 13, and the four corners of the lower side of the lifting platform 13 are fixedly connected with the upper ends of the electric telescopic rods 12, so that the lifting platform 13 can be controlled to move up and down by adjusting the electric telescopic rods 12 to enable the lifting platform to be at a required working height. The upper side of the lifting platform 13 is also provided with a second mounting groove 131, a turntable 14 is rotatably connected in the second mounting groove 131, and a box 20 is fixedly connected to the upper side of the turntable 14. A transmission mechanism is arranged in the box body 20, a pair of clamping blocks 28 are connected to the transmission mechanism in a threaded manner, a connecting frame 30 is arranged on the inner side of the clamping blocks 28, a sucker 31 is fixedly connected to the upper side of the connecting frame 30, namely, the clamping blocks 28 are adjusted through the transmission mechanism to press the connecting frame 30, and accordingly, the sucker 31 arranged on the upper side of the connecting frame 30 is fixed. In addition, a vacuum pump 29 is further arranged on one side of the box body 20, a hose is fixedly communicated with the vacuum pump 29, and one end, far away from the vacuum pump 29, of the hose sequentially penetrates through a through hole 204 in the box body 20 and the connecting frame 30 to be fixedly communicated with the sucker 31.

Referring to fig. 2 and 3, the connection mechanism provided in the embodiment of the utility model specifically includes a fixing column 5, a connecting column 6, a spring 7 and a limiting block 8, wherein the fixing column 5 is fixedly connected to the middle part of the lower side of the base 1, a first installation cavity 61 is provided at the upper end of the connecting column 6, the spring 7 is provided inside the first installation cavity 61, the lower end of the fixing column 5 is provided inside the spring 7 and is fixedly connected with the limiting block 8, the limiting block 8 is slidably connected with the inner side wall of the first installation cavity 61, a mounting plate 9 is fixedly connected with the lower end of the connecting column 6, and a plurality of fastening bolts 10 are provided on the mounting plate 9. Specifically, the number of the fastening bolts 10 is preferably set to 4, and the fastening bolts 10 pass through the through holes in the mounting plate 9 and are screwed into the threaded holes in the ground. Therefore, if the device is to be fixed on the ground without deviation, the connecting column 6 is pulled downwards until the mounting plate 9 is attached to the ground, and at the moment, the fastening bolt 10 passes through the through hole on the mounting plate 9 and is screwed into the ground to complete the fixation; on the contrary, as long as the fastening bolt 10 is dismounted, the connecting column 6 automatically translates upwards due to the arrangement of the spring 7, and the resetting is completed.

Referring to fig. 5, the lower side of the turntable 14 and the bottom of the second mounting groove 131 provided in the embodiment of the utility model are provided with rolling grooves 132, the positions of the rolling grooves 132 correspond to each other, a plurality of balls 15 are provided in the rolling grooves 132, and the balls 15 enable the turntable 14 to rotate in the second mounting groove 131, so that friction force can be reduced, and the turntable 14 is facilitated to rotate. The lifting platform 13 is further provided with a second installation cavity 133, the second installation cavity 133 is arranged below the second installation groove 131, a gear motor 19 is fixedly installed inside the second installation cavity 133, a driving bevel gear 18 is fixedly connected to an output shaft of the gear motor 19, the driving bevel gear 18 is meshed with a driven bevel gear 17, a rotating column 16 is fixedly connected to the upper side of the driven bevel gear 17, the rotating column 16 is rotatably connected to the bottom of the second installation groove 131, and the upper end of the rotating column 16 is fixedly connected to the lower side of the turntable 14. Thus, the turntable 14 can rotate on the upper side of the elevating platform 13 by the driving of the gear motor 19.

Referring to fig. 1 and 6, a partition 201 is disposed in a case 20 according to an embodiment of the present utility model, the partition 201 divides the case 20 into two parts, specifically, a transmission case 202 is disposed on one side of the partition 201, and a fixed case 203 is disposed on the other side of the partition 201. The transmission mechanism comprises a rotating rod 22 arranged in a transmission box body 202 and a driving gear 23 arranged on the rotating rod 22, one end of the rotating rod 22 penetrates through the transmission box body 202 and is fixedly connected with a knob 21 at the outer side of the transmission box body 202, the other end of the rotating rod 22 is rotatably connected to a partition plate 201, the transmission mechanism further comprises a first screw rod 25 and a second screw rod 27 which are arranged in parallel in the box body 20, one ends of the first screw rod 25 and the second screw rod 27 are rotatably connected to a fixed box body 203, and the other ends of the first screw rod 25 and the second screw rod 27 penetrate through avoidance holes in the partition plate 201 and are rotatably connected to the transmission box body 202. The transmission mechanism further comprises a first driven gear 24 and a second driven gear 26, the first driven gear 24 and the second driven gear 26 are respectively arranged on the parts of the first screw 25 and the second screw 27, which are positioned on the transmission box 202, and meshed with the driving gear 23, and the first driven gear 24 and the second driven gear 26 are respectively arranged on two sides of the driving gear 23.

Specifically, the first screw 25 and the second screw 27 are threaded in opposite directions, and a pair of clamp blocks 28 are screwed with the first screw 25 and the second screw 27, respectively, inside the fixed case 203. In addition, in order to facilitate the support and sliding of the clamping block 28, a sliding block 281 is fixedly connected to the outer end of the clamping block 28, and the sliding block 281 is slidably connected to the inner side of a sliding groove 205 formed on the inner side wall of the fixed box 203. Therefore, when the knob 21 is rotated, the first screw 25 and the second screw 27 are rotated, and since the two clamping blocks 28 are respectively screw-coupled with the first screw 25 and the second screw 27, the rotated first screw 25 and second screw 27 bring the two clamping blocks 28 close to each other, thereby clamping the connection frame 30, and since the suction cup 31 is fixedly coupled to the upper side of the connection frame 30, the fixing of the suction cup 31 is finally completed; conversely, the disassembly or replacement of the suction cup 31 can be completed by turning the knob 21 in the opposite direction.

Referring to fig. 1-2, a pushing handle 4 is fixedly connected to the rear side of the base 1 provided by the embodiment of the present utility model, and the pushing handle 4 is configured to facilitate pushing the device to a required working area.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a vacuum chuck fixing device, includes base (1) and landing leg (2) of fixed connection in base (1) downside four corners department, landing leg (2) downside fixedly connected with universal wheel (3), its characterized in that, base (1) downside is equipped with the coupling mechanism who can dismantle fixed connection with ground, first mounting groove (11) have all been seted up in base (1) upside four corners department, first mounting groove (11) bottom all is equipped with electric telescopic handle (12), base (1) top is equipped with lift platform (13), the downside four corners department of lift platform (13) all is connected with electric telescopic handle (12)'s upper end fixed connection, second mounting groove (131) have been seted up to lift platform (13) upside, rotatable coupling carousel (14) in second mounting groove (131), carousel (14) upside fixedly connected with box (20), be equipped with drive mechanism in box (20), threaded connection has a pair of clamp splice (28) on the drive mechanism, inboard clamp splice (28) are equipped with link (30), pump (30) are equipped with fixed connection in vacuum chuck (30) side (30) on one side, pump (30) are equipped with fixed connection, one end of the hose, which is far away from the vacuum pump (29), sequentially penetrates through a through hole (204) on the box body (20) and the connecting frame (30) to be fixedly communicated with the sucker (31).

2. The vacuum chuck fixing device according to claim 1, wherein the connecting mechanism comprises a fixing column (5), a connecting column (6), a spring (7) and a limiting block (8), the fixing column (5) is fixedly connected to the middle of the lower side of the base (1), a first mounting cavity (61) is arranged at the upper end of the connecting column (6), the spring (7) is arranged inside the first mounting cavity (61), the lower end of the fixing column (5) is arranged on the inner side of the spring (7) and fixedly connected with the limiting block (8), the limiting block (8) is slidably connected with the inner side wall of the first mounting cavity (61), a mounting plate (9) is fixedly connected to the lower end of the connecting column (6), and a plurality of fastening bolts (10) are arranged on the mounting plate (9).

3. Vacuum chuck fixture according to claim 2, characterized in that the number of fastening bolts (10) is 4, the fastening bolts (10) passing through holes in the mounting plate (9) and being screwed into threaded holes in the ground.

4. The vacuum chuck fixing device according to claim 1, wherein the lower side of the turntable (14) and the bottom of the second mounting groove (131) are both provided with rolling grooves (132), a plurality of balls (15) are mounted in the rolling grooves (132), a second mounting cavity (133) is further provided in the lifting platform (13), the second mounting cavity (133) is arranged below the second mounting groove (131), a speed reducing motor (19) is fixedly arranged in the second mounting cavity (133), a driving bevel gear (18) is fixedly connected to an output shaft of the speed reducing motor (19), a driven bevel gear (17) is meshed with the driving bevel gear (18), a rotating column (16) is fixedly connected to the upper side of the driven bevel gear (17), the rotating column (16) is rotatably connected to the bottom of the second mounting groove (131), and the upper end of the rotating column is fixedly connected to the lower side of the turntable (14).

5. The vacuum chuck fixing device according to claim 1, wherein a partition plate (201) is arranged in the box body (20), one side of the partition plate (201) is a transmission box body (202), the other side of the partition plate (201) is a fixed box body (203), the transmission mechanism comprises a rotating rod (22) arranged in the transmission box body (202) and a driving gear (23) arranged on the rotating rod (22), one end of the rotating rod (22) penetrates through the transmission box body (202) and is fixedly connected with a knob (21), the other end of the rotating rod (22) is rotatably connected to the partition plate (201), the transmission mechanism further comprises a first screw rod (25) and a second screw rod (27) which are arranged in parallel in the box body (20), one ends of the first screw rod (25) and the second screw rod (27) are rotatably connected to the fixed box body (203), the other ends of the first screw rod (25) and the second screw rod (27) penetrate through a avoiding hole in the partition plate (201) and are rotatably connected to the transmission box body (202), the first screw rod (25) and the second screw rod (27) are arranged on the driving gear (24) and the driven gear (24) respectively.

6. Vacuum chuck fixture according to claim 5, characterized in that the threads of the first screw (25) and the second screw (27) are counter-wound.

7. The vacuum chuck fixing device according to claim 6, wherein a pair of clamping blocks (28) are respectively in threaded connection with the first screw (25) and the second screw (27) in the fixing box body (203), a sliding block (281) is fixedly connected to the outer end of each clamping block (28), and the sliding block (281) is slidably connected to the inner side of a sliding groove (205) formed in the inner side wall of the fixing box body (203).

8. Vacuum chuck fixing device according to claim 1, characterized in that the rear side of the base (1) is fixedly connected with a push handle (4).