CN118254143A

CN118254143A - Multi-station rotary tool clamp

Info

Publication number: CN118254143A
Application number: CN202410572918.7A
Authority: CN
Inventors: 余学良; 常玉; 常乾坤
Original assignee: Kunshan Maixinchuang Precision Machinery Co ltd
Current assignee: Kunshan Maixinchuang Precision Machinery Co ltd
Priority date: 2024-05-10
Filing date: 2024-05-10
Publication date: 2024-06-28

Abstract

The invention discloses a multi-station rotary tool clamp, and relates to the technical field of machining; the invention comprises a bottom plate, wherein the bottom end of the bottom plate is fixedly connected with a supporting frame, the top end of the bottom plate is rotationally connected with a rotating disc, the top end of the rotating disc is fixedly connected with an operating platform, the bottom end of the operating platform is fixedly connected with two sliding blocks, the top end of the bottom plate is provided with a second sliding groove, the bottom ends of the two sliding blocks are jointly and slidably connected with the lower inner wall of the second sliding groove, the top end of the operating platform is fixedly connected with a clamping device, and the bottom end of the operating platform is provided with a lifting device.

Description

Multi-station rotary tool clamp

Technical Field

The invention relates to the technical field of machining, in particular to a multi-station rotary tool clamp.

Background

The fixture is a process device for rapidly fastening workpieces during processing, so that a machine tool, a cutter and the workpieces keep the correct relative positions, namely the fixture is an indispensable component for machining, the fixture technology is developing towards high-precision, high-efficiency, high-precision, compound, intelligent and environment-friendly directions under the drive of the machine tool technology, the fixture technology is developing towards the high-precision, high-efficiency, module, combination, general and economic directions, the fixture is also known as a fixture, in a broad sense, any process in the process can be used for rapidly, conveniently and safely installing the workpieces, and the fixture can be called a fixture, such as a welding fixture, a checking fixture, an assembling fixture, a machine tool fixture and the like, wherein the machine tool fixture is the most common and is often called the fixture for short;

The fixture is a device for fixing and clamping workpieces in industrial production, and has the main effects of ensuring that the workpieces are kept at stable positions in the processes of machining, assembling or other operation processes so as to be accurately processed, selecting a proper clamping mode according to the characteristics of the workpieces, ensuring proper clamping force of the workpieces, checking the abrasion condition of the workpieces regularly and replacing or maintaining the workpieces in time, wherein the practical range of the existing fixture is too small, and therefore, a multi-station rotary fixture is urgently needed in the market.

However, the prior art has the following problems;

Firstly, most of the existing tool fixtures cannot simultaneously clamp various different workpieces, so that when the workpieces are clamped, the workpieces are required to be classified and then clamped in batches, meanwhile, the angles after clamping cannot be adjusted, the angles of the machining devices can be adjusted, and most of the devices for machining the workpieces are too heavy, the angle adjustment is too complicated, and the practicability is low.

Secondly, the existing tool clamp mostly cannot adjust the height, so that when a machined device is too high or too low, the height of the machined device can only be adjusted, but because the device is generally too complex, the height adjustment needs a long time, and the efficiency of subsequent production and machining is affected.

Disclosure of Invention

In order to solve the problems that the device cannot simultaneously clamp a plurality of different workpieces, cannot adjust the station angle and cannot adjust the station height; the invention aims to provide a multi-station rotary tool clamp.

In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides a rotatory frock clamp of multistation, includes bottom plate, its characterized in that: the bottom fixed connection support frame of bottom plate, the top of bottom plate rotates and is connected with the rolling disc, the top fixedly connected with operation panel of rolling disc, two sliders of bottom fixedly connected with of operation panel, the second spout has been seted up on the top of bottom plate, two the bottom of slider is common with the lower inner wall sliding connection of second spout, under the effect of second spout and slider, not only can effectively support the operation panel, can make the operation panel can be more steady moreover when the operation panel is rotatory, be difficult for taking place to rock, the processing of being convenient for more, the top fixedly connected with clamping device of operation panel, the bottom of operation panel is equipped with elevating gear.

Preferably, clamping device includes first cylinder, first cylinder is equipped with two and all with the top fixed connection of operation panel, fixed first cylinder that sets up, not only can be effectual drive device better fixed a plurality of work pieces, and simultaneously when the device centre gripping can be more stable, be difficult for taking place to rock, two the equal fixedly connected with connecting block of output of first cylinder, two the top of connecting block is all rotated and is connected with the clamp plate, two the surface of clamp plate is all rotated and is connected with the bracing piece, two the equal fixedly connected with long board in bottom of clamp plate, the top fixedly connected with fixed plate of operation panel, the top slip of fixed plate is equipped with two sets of movable plates, and every is four, and two sets of movable plates are mirror image distribution, through the two sets of movable plates that remove mirror image distribution, can make simultaneously the centre gripping multiple different work pieces, the effectual practicality that improves the device, two sets of movable plates are relative one end all set up flutedly, and the recess sets up can be so that work piece is difficult for taking place when the centre gripping work piece.

Preferably, the lifting device comprises a supporting plate, the backup pad is equipped with two, one of them the lift groove has been seted up on one end top of backup pad, the lower inner wall of lift groove rotates and is connected with the threaded rod, the surface screw thread of threaded rod has cup jointed the lifter, the top of lifter and the bottom fixed connection of bottom plate, one of them the one end fixedly connected with diaphragm of backup pad, the top fixedly connected with motor of diaphragm, the setting of diaphragm can effectually support the motor, can effectively make the motor can be more stable when driving the worm rotation, be difficult for taking place to rock, the output fixedly connected with worm of motor, the surface meshing of worm is connected with the worm wheel, the internal surface of worm wheel cup joints with the external surface fixed of threaded rod.

Preferably, the bottom fixedly connected with dwang of carousel, the bottom of dwang runs through the top of bottom plate and rotates with the lower inner wall of support frame to be connected, the top fixedly connected with second cylinder of support frame, the output fixedly connected with rack of second cylinder, the one end meshing of rack is connected with the gear, the internal surface of gear cup joints with the surface mounting of dwang, the joint groove has been seted up to the bottom of rack, the lower inner wall fixedly connected with cooperation joint groove of support frame uses the joint piece, and the setting in joint piece and joint groove not only can make the second cylinder drive when the rack removes, can be more steady, be difficult for taking place to rock, also can play the effect of supporting the rack simultaneously, the effectual life-span of improving device, the surface of joint piece and the internal surface sliding connection of joint groove.

Compared with the prior art, the invention has the beneficial effects that:

1. According to the invention, by arranging the clamping device, different workpieces can be clamped and fixed simultaneously under the action of the two first cylinders, so that a plurality of different workpieces can be processed simultaneously, and the angle of the device can be adjusted in a rotating way after the workpieces are fixed under the action of the second cylinders, so that the practicability of the device can be effectively improved;

2. According to the invention, the lifting device is arranged, and the height of the whole device can be adjusted under the action of the first motor, so that the height of the device can be timely adjusted when the workpiece devices with different heights are processed, and the processing and production efficiency can be effectively improved.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

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

FIG. 2 is a schematic cross-sectional view of a base plate according to the present invention.

Fig. 3 is a schematic view of the internal structure of the support frame according to the present invention.

FIG. 4 is an exploded view of the clamping groove and clamping block of the present invention.

Fig. 5 is a schematic view of a second chute and a slider according to the present invention.

Fig. 6 is a schematic view of a clamping device according to the present invention.

Fig. 7 is a schematic view of a lifting device according to the present invention.

Fig. 8 is an enlarged schematic view of the structure a in fig. 7 according to the present invention.

In the figure: 1. a bottom plate; 2. a clamping device; 3. an operation table; 4. a lifting device; 5. a support frame; 11. a fixing plate; 12. a slideway; 13. a placement groove; 14. a rubber pad; 15. a first chute; 16. a support rod; 17. a first cylinder; 18. a connecting block; 19. a pressing plate; 20. a long plate; 21. a groove; 22. a moving plate; 31. a long rod; 32. a cross plate; 33. a support plate; 41. a motor; 42. a worm; 43. a fixed block; 44. a threaded rod; 45. a limit bar; 46. a long groove; 47. a lifting groove; 48. a worm wheel; 49. a lifting block; 51. a gear; 52. a rotating lever; 53. a second cylinder; 54. a rack; 55. a clamping block; 56. a clamping groove; 57. a rotating disc; 58. a slide block; 59. and a second chute.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Examples: as shown in fig. 1-4, the invention provides a multi-station rotary tool fixture, which comprises a bottom plate 1, and is characterized in that: the bottom end of the bottom plate 1 is fixedly connected with the supporting frame 5, the top end of the bottom plate 1 is rotationally connected with the rotating disc 57, the top end of the rotating disc 57 is fixedly connected with the operating platform 3, the bottom end of the operating platform 3 is fixedly connected with two sliding blocks 58, the top end of the bottom plate 1 is provided with a second sliding groove 59, the bottom ends of the two sliding blocks 58 are jointly and slidably connected with the lower inner wall of the second sliding groove 59, the top end of the operating platform 3 is fixedly connected with the clamping device 2, and the bottom end of the operating platform 3 is provided with the lifting device 4;

Clamping device 2 includes first cylinder 17, first cylinder 17 is equipped with two and all with the top fixed connection of operation panel 3, two the equal fixedly connected with connecting block 18 of output of first cylinder 17, two the equal rotation in top of connecting block 18 is connected with clamp plate 19, two the surface of clamp plate 19 is all rotated and is connected with bracing piece 16, two the bottom of bracing piece 16 all with the top fixed connection of operation panel 3, the fixed setting can effectually support clamp plate 19 for clamp plate 19 can be more stable when the motion, increase the life of device, two the equal fixedly connected with long board 20 in bottom of clamp plate 19, two the equal fixedly connected with rubber pad 14 in bottom of long board 20, the setting of rubber pad 14 not only can play anti-skidding effect, can also play protection device's effect, make two clamp plate 19 be difficult for the deformation when two clamp plate 19 drive long board 20 fixed movable board 22, the top fixed connection fixed board 11 of operation panel 11, the top of fixed board 11 is equipped with the slide board 22 and sets of four and is equipped with four sets of slide grooves, two sets of slide boards 22 have set up the four and can be more set up the slide grooves for the four slide boards 12 simultaneously, two sets of slide boards 12 are all set up the four slide boards 12, and two sets of slide boards 12 are all set up the four and are moved and are equipped with the slide boards 12, and the slide boards 12 are all set up the slide boards 12 and are moved and are all 12.

The lifting device 4 comprises a supporting plate 33, the supporting plate 33 is provided with two, four long rods 31 which are distributed in a rectangular array are fixedly connected to the bottom end of the operating platform 3, two long rods 31 on the same vertical side are movably sleeved with the supporting plate 33 on the lower portion respectively, the operating platform 3 can be effectively supported by the arrangement of the four long rods 31, the operating platform 3 can be more stable during lifting, one of the long rods is provided with a lifting groove 47 at the top end of one end of the supporting plate 33, the lower inner wall of the lifting groove 47 is rotationally connected with a threaded rod 44, the outer surface of the threaded rod 44 is in threaded sleeve connection with a lifting block 49, two ends of the lifting block 49 are fixedly connected with limiting strips 45, long grooves 46 which are matched with the limiting strips 45 are formed in the inner walls of two sides of the lifting groove 47, the top end of the lifting block 49 is fixedly connected with the bottom end of the bottom plate 1, one end of the supporting plate 33 is fixedly connected with a transverse plate 32, the output end of the motor 41 is fixedly connected with a worm 42, one end of the worm 42 is rotationally connected with the worm 43, and the worm 43 can be more stably meshed with the outer surface of the threaded rod 42 when the worm 43 is in fixed connection with the inner surface of the threaded rod 42.

The bottom fixedly connected with dwang 52 of carousel 57, the bottom of dwang 52 runs through the top of bottom plate 1 and rotates with the lower inner wall of support frame 5 to be connected, the top fixedly connected with second cylinder 53 of support frame 5, the output fixedly connected with rack 54 of second cylinder 53, the one end meshing of rack 54 is connected with gear 51, the internal surface of gear 51 cup joints with the surface fastening of dwang 52, joint groove 56 has been seted up to the bottom of rack 54, the lower inner wall fixedly connected with cooperation joint piece 55 that joint groove 56 used of support frame 5, the surface and the internal surface sliding connection of joint groove 56 of joint piece 55.

Working principle: the device can simultaneously clamp and fix a plurality of different workpieces through adjusting the clamping device 2, is convenient for processing the workpieces, effectively improves the practicability of the device, can effectively drive the operation table 3 to ascend through arranging the lifting device 4, can timely adjust the height of the device when facing to workpiece processing devices with different heights, can effectively improve the processing and production efficiency, and can drive the operation table 3 to rotate through the second air cylinder 53 when the angle of the workpieces is adjusted, so that the operation table 3 can be supported under the action of the two sliding blocks 58 and the second sliding groove 59, and the operation table 3 can be more stable when rotating;

When a workpiece needs to be clamped, various workpieces are firstly placed in the placing groove 13 respectively, the placing groove 13 mainly plays a role in positioning the workpiece, under the action of the slide way 12 and the first slide way 15, the movable plate 22 at the top end of the fixed plate 11 can be easily moved, when each movable plate 22 drives each groove 21 to clamp the workpiece respectively, the movable plate 22 is loosened, then two first cylinders 17 are simultaneously started, the two first cylinders 17 respectively drive two connecting blocks 18 to move upwards, the two connecting blocks 18 can drive one ends of the two pressing plates 19 to move upwards, under the action of the two supporting rods 16, the other ends of the two pressing plates 19 can move downwards, the other ends of the two pressing plates 19 can drive the two long plates 20 to move downwards, the two rubber pads 14 can not only play a role in preventing sliding, but also can effectively avoid deformation of the pressing plates 19 caused by overlarge cylinder force, and when the two pressing plates 19 move downwards to clamp the movable plate 22, the clamping of various workpieces can be completed;

After the workpiece is clamped and fixed, the workpiece is required to be machined, when the height of the workpiece is required to be adjusted, firstly, a motor 41 at the top end of a supporting plate 33 is started, the motor 41 can drive a worm 42 in a lifting groove 47 to rotate, the worm 42 can be effectively supported under the action of a fixed block 43, the worm 42 can be enabled to be more stable when rotating, a worm wheel 48 can be driven to rotate when the worm 42 rotates, a worm wheel 48 can drive a threaded rod 44 to rotate, the threaded rod 44 can drive a lifting block 49 to rotate, the lifting block 49 can be enabled to be more stable under the action of a limiting bar 45 and a long groove 46, the lifting block 49 can drive a bottom plate 1 to move, four sliding rods which are arranged in a sliding manner can effectively support an operating platform 3, when the operating platform 3 is lifted to a proper height, the motor 41 can be turned off, and under the action of four long rods 31 in two transverse plates 32, the bottom plate 1 can be effectively supported, and the device can be enabled to be more stable when lifted;

When the angle of a plurality of work pieces needs to be adjusted, can make at first open the second cylinder 53 on support frame 5 top, the second cylinder 53 can drive rack 54 reciprocating motion, under the effect of joint piece 55 and joint groove 56, not only can make rack 54 motion more steady, also can spacing simultaneously, make can not break away from the motion track, rack 54 can drive gear 51 rotation, gear 51 can drive dwang 52 rotation, dwang 52 can drive the rolling disc 57 rotation on bottom plate 1 top, rolling disc 57 can drive top operation panel 3 rotation, when operation panel 3 rotation is to suitable angle, close the cylinder can.

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

1. The utility model provides a rotatory frock clamp of multistation, includes bottom plate (1), its characterized in that: the bottom fixed connection support frame (5) of bottom plate (1), the top of bottom plate (1) rotates and is connected with rolling disc (57), the top fixedly connected with operation panel (3) of rolling disc (57), two sliders (58) of bottom fixedly connected with of operation panel (3), second spout (59) have been seted up on the top of bottom plate (1), two the bottom of slider (58) jointly with the lower inner wall sliding connection of second spout (59), the top fixedly connected with clamping device (2) of operation panel (3), the bottom of operation panel (3) is equipped with elevating gear (4).

2. The multi-station rotating tool clamp according to claim 1, wherein the clamping device (2) comprises a first air cylinder (17), the first air cylinder (17) is provided with two moving plates (22) which are fixedly connected with the top end of the operation table (3), the output ends of the two first air cylinders (17) are fixedly connected with connecting blocks (18), the top ends of the two connecting blocks (18) are rotatably connected with pressing plates (19), the outer surfaces of the two pressing plates (19) are rotatably connected with supporting rods (16), the bottom ends of the two pressing plates (19) are fixedly connected with long plates (20), the top ends of the operation table (3) are fixedly connected with fixing plates (11), the top ends of the fixing plates (11) are slidably provided with two groups of moving plates (22), each group is four, the two groups of moving plates (22) are in mirror image distribution, and the opposite ends of the two groups of moving plates (22) are provided with grooves (21).

3. The multi-station rotating tool clamp according to claim 1, wherein the lifting device (4) comprises two supporting plates (33), lifting grooves (47) are formed in the top ends of one supporting plate (33), threaded rods (44) are rotatably connected to the lower inner walls of the lifting grooves (47), lifting blocks (49) are sleeved on the outer surfaces of the threaded rods (44) in a threaded mode, the top ends of the lifting blocks (49) are fixedly connected with the bottom end of the bottom plate (1), one end of one supporting plate (33) is fixedly connected with a transverse plate (32), a motor (41) is fixedly connected to the top end of the transverse plate (32), a worm (42) is fixedly connected to the output end of the motor (41), worm wheels (48) are connected to the outer surfaces of the worm wheels (42) in a meshed mode, and the inner surfaces of the worm wheels (48) are fixedly sleeved on the outer surfaces of the threaded rods (44).

4. The multi-station rotating tool clamp according to claim 1, wherein a rotating rod (52) is fixedly connected to the bottom end of the rotating disc (57), the bottom end of the rotating rod (52) penetrates through the top end of the bottom plate (1) and is rotationally connected with the lower inner wall of the supporting frame (5), a second air cylinder (53) is fixedly connected to the top end of the supporting frame (5), a rack (54) is fixedly connected to the output end of the second air cylinder (53), a gear (51) is connected to one end of the rack (54) in a meshed mode, the inner surface of the gear (51) is fixedly sleeved with the outer surface of the rotating rod (52), a clamping groove (56) is formed in the bottom end of the rack (54), a clamping block (55) matched with the clamping groove (56) is fixedly connected to the lower inner wall of the supporting frame (5), and the outer surface of the clamping block (55) is slidably connected with the inner surface of the clamping groove (56).

5. A multi-station rotary tool fixture according to claim 2, wherein the top end of the fixed plate (11) is fixedly connected with four slide ways (12), the bottom ends of the two groups of moving plates (22) are provided with first slide grooves (15) matched with the four slide ways (12), and the top ends of the four slide ways (12) are provided with placing grooves (13).

6. A multi-station rotary tool fixture according to claim 2, wherein the bottom ends of the two long plates (20) are fixedly connected with rubber pads (14).

7. A multi-station rotary tool clamp according to claim 2, wherein the bottom ends of the two support rods (16) are fixedly connected with the top end of the operating table (3).

8. A multi-station rotary tool fixture according to claim 3, wherein both ends of the lifting block (49) are fixedly connected with limiting strips (45), and long grooves (46) matched with the limiting strips (45) are formed in the inner walls of both sides of the lifting groove (47).

9. A multi-station rotary tool fixture according to claim 3, wherein four long rods (31) distributed in a rectangular array are fixedly connected to the bottom end of the operating table (3), and two long rods (31) on the same vertical side are movably sleeved with a supporting plate (33) on the lower portion respectively.

10. A multi-station rotary tool clamp according to claim 3, wherein one end of the worm (42) is rotatably connected with a fixed block (43), and the top end of the fixed block (43) is fixedly connected with the lower inner wall of the lifting groove (47).