CN213080783U

CN213080783U - Clamping device for machining center

Info

Publication number: CN213080783U
Application number: CN202022132648.8U
Authority: CN
Inventors: 陈新淼
Original assignee: Suzhou Yinxiang Precision Mould Co ltd
Current assignee: Suzhou Yinxiang Precision Mould Co ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-04-30
Anticipated expiration: 2030-09-25

Abstract

The utility model provides a clamping device for machining center, comprises a workbench, the equal bolt all around of workstation bottom has the supporting leg, the positive center department of workstation has the apron through bolt threaded connection, the top bolt of workstation has the support frame, the bolt of the positive left center department of support frame has the controller, logical groove has been seted up to the center department on workstation top right side, spacing hole has all been seted up all around on support frame right side. The utility model discloses a cooperation of step motor, reduction gear, first pivot, first tooth, fixed plate, recess, first pulley, slide rail, sliding sleeve, slide bar and second cassette can carry out the centre gripping to the processing part and fix, has strengthened the stability of processing part centre gripping, has improved the precision of parts machining simultaneously, prevents that machining center from appearing squinting and rocking in carrying out the course of working to the part, has further improved the production quality of part.

Description

Clamping device for machining center

Technical Field

The utility model relates to a machining center field especially relates to a clamping device for machining center.

Background

The machining center is developed on the basis of a common milling machine, the machining processes of the milling machine and the machining center are basically the same, the structures of the milling machine and the machining center are similar, but the numerical control machine tool is an automatic machining machine tool controlled by a program, and therefore the structure of the numerical control machine tool is greatly different from that of the common milling machine.

When the user need add man-hour to the part, need use machining center to carry out the finish machining operation to the part, traditional machining center adds man-hour to the part, need use clamping device, however traditional clamping device clamping effect is poor, consequently easily leads to the offset to appear in the processing parts machining process and rocks, leads to parts machining to appear dimensional error, reduces parts machining's precision, influences the machining effect of part simultaneously, reduces parts machining's production quality.

Therefore, it is necessary to provide a clamping device for a machining center to solve the above-mentioned technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a clamping device for machining center has solved the poor problem of traditional clamping device centre gripping effect.

For solving the technical problem, the utility model provides a pair of clamping device for machining center, comprises a workbench, the equal bolt all around of workstation bottom has the supporting leg, there is the apron positive center department of workstation through bolt threaded connection, the top bolt of workstation has the support frame, the bolt of the positive left center department of support frame has the controller, logical groove has been seted up to the center department on workstation top right side, spacing hole has all been seted up all around on support frame right side, the inner chamber of spacing hole transversely has been bolted and has been connected first spacing spring, one side bolt that spacing hole was kept away from to first spacing spring has been connected first cassette, the inner chamber of workstation is provided with fixture.

Preferably, the clamping mechanism comprises a stepping motor, a speed reducer, a first gear, a first rotating shaft, first teeth, a fixed plate, a groove, a first pulley, a slide rail, a slide sleeve, a slide rod and a second clamping seat, the slide rail is arranged at the center of the bottom of the inner cavity of the workbench, the slide rod is bolted at the center of the top of the inner cavity of the workbench, the slide sleeve is connected to the surface of the slide rod in a sliding manner, the first pulley which is in sliding fit with the slide rail is bolted at the center of the bottom of the slide sleeve, the fixed plate is transversely bolted at the outer side of the first pulley, the groove is arranged at each of two sides of the top of the fixed plate, the first teeth are sequentially and integrally formed in the inner cavity of the groove from left to right, the stepping motor is bolted at the center of the right side of the back of the workbench, the output shaft of the stepping motor is bolted with the first rotating shaft through the workbench, the, the center of the surface of the first rotating shaft is bolted with a first gear, the bottom of the first gear is meshed with the surface of the first tooth, and the center of the top of the sliding sleeve is vertically bolted with a second clamping seat in clamping fit with the first clamping seat.

Preferably, the center of the right side of the first clamping seat is provided with a first limiting groove, the center of the left side of the second clamping seat is provided with a second limiting groove in clamping fit with the first limiting groove, and the inner cavities of the first limiting groove and the second limiting groove are both adhered with a protective pad.

Preferably, the guide posts are bolted to the periphery of the right side of the first clamping seat, and the guide holes in guide fit with the guide posts are formed in the periphery of the left side of the second clamping seat.

Preferably, second teeth have been seted up in proper order from a left side to the right side in recess inner chamber, the top meshing of second teeth has the second gear, the inner chamber bolt of second gear has the second pivot, the outside of second pivot is connected with the inboard rotation of workstation inner chamber respectively.

Preferably, both sides of the inner cavity of the slide rail are both connected with second pulleys in a sliding manner, and one side, away from the slide rail, of each second pulley is bolted to the bottom of the fixing plate.

Preferably, both sides of the center of the sliding rod are sleeved with damping springs, and the inner sides of the damping springs are bolted with the outer sides of the sliding sleeves.

Compared with the prior art, the utility model provides a pair of clamping device for machining center has following beneficial effect:

the utility model provides a clamping device for a machining center,

1. the utility model discloses a cooperation of step motor, reduction gear, first pivot, first tooth, fixed plate, recess, first pulley, slide rail, sliding sleeve, slide bar and second cassette can carry out the centre gripping to the processing part and fix, has strengthened the stability of processing part centre gripping, has improved the precision of parts machining simultaneously, prevents that machining center from appearing squinting and rocking in carrying out the course of working to the part, has further improved the production quality of part.

2. The utility model discloses a cooperation of first spacing groove and second spacing groove, can carry out spacing fixed to the part, the centre gripping effect of part has further been strengthened, cooperation through guide post and guiding hole, can lead fixedly to first spacing groove and second spacing groove, prevent that skew dislocation from appearing in first spacing groove and the second spacing groove to the part centre gripping process, through the second tooth, the cooperation of second gear and second pivot, can carry out the auxiliary movement to the fixed plate, strengthen the stability that the fixed plate removed, cooperation through the second pulley, can carry out even atress support to the both sides of fixed plate bottom, prevent that the uneven slope jamming of appearance of atress from appearing in the fixed plate, cooperation through damping spring, can carry out elastic buffer to the sliding sleeve, prevent to bump between sliding sleeve and the workstation.

Drawings

Fig. 1 is a schematic structural view of a preferred embodiment of a clamping device for a machining center according to the present invention;

FIG. 2 is a front sectional view of the structure of the workbench shown in FIG. 1;

FIG. 3 is a top sectional view of the structure of the table shown in FIG. 1.

Reference numbers in the figures: 1. a work table; 2. a support frame; 3. a limiting hole; 4. a first limit spring; 5. a first card holder; 6. a clamping mechanism; 61. a stepping motor; 62. a speed reducer; 63. a first gear; 64. a first rotating shaft; 65. a first tooth; 66. a fixing plate; 67. a groove; 68. a first pulley; 69. a slide rail; 610. a sliding sleeve; 611. a slide bar; 612. a second card holder; 7. a first limit groove; 8. a second limit groove; 9. a guide post; 10. a guide hole; 11. a second tooth; 12. a second gear; 13. a second rotating shaft.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2 and fig. 3 in combination, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of a clamping device for a machining center according to the present invention; FIG. 2 is a front sectional view of the structure of the workbench shown in FIG. 1; fig. 3 is a cross-sectional view of the structure of the workbench shown in fig. 1, and the clamping device for the machining center comprises a workbench 1, supporting legs are bolted to the periphery of the bottom of the workbench 1, a cover plate is connected to the center of the front of the workbench 1 through bolts and threads, a support frame 2 is bolted to the top of the workbench 1, a controller is bolted to the center of the front left side of the support frame 2, a through groove is formed in the center of the right side of the top of the workbench 1, a limiting hole 3 is formed around the right side of the support frame 2, a first limiting spring 4 is transversely bolted to an inner cavity of the limiting hole 3, a first clamping seat 5 is bolted to one side, away from the limiting hole 3, of the first limiting spring 4, and a clamping mechanism 6 is arranged in the inner cavity of the workbench 1.

The clamping mechanism 6 comprises a stepping motor 61, a speed reducer 62, a first gear 63, a first rotating shaft 64, first teeth 65, a fixed plate 66, a groove 67, a first pulley 68, a sliding rail 69, a sliding sleeve 610, a sliding rod 611 and a second clamping seat 612, the sliding rail 69 is arranged at the center of the bottom of the inner cavity of the workbench 1, the sliding rod 611 is bolted at the center of the top of the inner cavity of the workbench 1, the sliding sleeve 610 is connected to the surface of the sliding rod 611 in a sliding manner, the first pulley 68 in sliding fit with the sliding rail 69 is bolted at the center of the bottom of the sliding sleeve 610, the fixed plate 66 is transversely bolted at the outer side of the first pulley 68, the grooves 67 are arranged at two sides of the top of the fixed plate 66, the first teeth 65 are sequentially and integrally formed in the inner cavity of the grooves 67 from left to right, the stepping motor 61 is bolted at the center of the right side of the back of the workbench 1, the output shaft of the stepping motor 61, one side bolt that step motor 61 kept away from first pivot 64 has reduction gear 62, the center department bolt on first pivot 64 surface has first gear 63, the bottom of first gear 63 and the surface meshing of first tooth 65, the vertical bolt in center department at sliding sleeve 610 top has and connects with first cassette 5 joint complex second cassette 612, can carry out the centre gripping to the part of processing fixed, has strengthened the stability of part centre gripping, has improved parts machining's precision simultaneously, prevents that the skew from appearing and rocking in the course of processing to the part of machining in the machining center.

First spacing groove 7 has been seted up to the center department on first cassette 5 right side, the left center department of second cassette 612 sets up with first spacing groove 7 joint complex second spacing groove 8, the inner chamber of first spacing groove 7 and second spacing groove 8 is all pasted and is had the protection pad, can carry out spacing fixed to the part, has further strengthened the centre gripping effect of part.

All bolted connection has guide post 9 around the first cassette 5 right side, the left guiding hole 10 that leads the complex with guide post 9 has all been seted up around to second cassette 612, can lead fixedly to first spacing groove 7 and second spacing groove 8, prevents that skew dislocation from appearing to the spare part clamping process in first spacing groove 7 and second spacing groove 8.

Second tooth 11 has been seted up in proper order from a left side to the right side in recess 67 inner chamber, the top meshing of second tooth 11 has second gear 12, second pivot 13 has been bolted to the inner chamber of second gear 12, the outside of second pivot 13 rotates with the inboard of workstation 1 inner chamber respectively and is connected, can carry out supplementary removal to fixed plate 66, strengthens the stability that fixed plate 66 removed.

The both sides of slide rail 69 inner chamber all sliding connection have the second pulley, and the one side that slide rail 69 was kept away from to the second pulley is bolted with the bottom of fixed plate 66, can carry out even atress to the both sides of fixed plate 66 bottom and support, prevents that the slope jamming from appearing in the fixed plate 66 atress inequality.

The both sides of slide bar 611 center department all are equipped with damping spring, and damping spring's inboard and the outside bolt joint of sliding sleeve 610 can carry out elastic buffer to sliding sleeve 610, prevent to bump between sliding sleeve 610 and the workstation 1.

The utility model provides a pair of clamping device for machining center's theory of operation as follows:

when the part clamping device is used, when a user needs to clamp and fix a part, firstly, the user turns on the stepping motor 61 through the controller, the stepping motor 61 drives the first rotating shaft 64 to rotate forwards, the speed reducer 62 drives the first gear 63 to rotate at a constant speed through the first rotating shaft 64, the first gear 63 drives the fixing plate 66 to move leftwards through the first teeth 65, the fixing plate 66 drives the first pulley 68 to move leftwards in the sliding rail 69, meanwhile, the fixing plate 66 drives the second gear 12 to slide on the second teeth 11 through the second rotating shaft 13, so that the first pulley 68 drives the sliding sleeve 610 to move leftwards stably in the sliding rod 611, the sliding sleeve 610 drives the second clamping seat 612 to move leftwards until the guide post 9 is inserted into the guide hole 10, and the second clamping seat 612 stops moving, so that the part to be machined is clamped and fixed by the first clamping seat 5 and the second clamping seat 612.

the utility model discloses a step motor 61, reduction gear 62, first gear 63, first pivot 64, first tooth 65, fixed plate 66, recess 67, first pulley 68, slide rail 69, sliding sleeve 610, the cooperation of slide bar 611 and second cassette 612, can carry out the centre gripping to the processing part and fix, the stability of processing part centre gripping has been strengthened, the precision of parts machining has been improved simultaneously, prevent that machining center from appearing the skew and rocking in carrying out the course of working to the part, the production quality of part has further been improved.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a clamping device for machining center, includes workstation (1), its characterized in that: the utility model discloses a limiting device, including workstation (1), support frame (2), controller, logical groove has been seted up to the center department on workstation (1) top right side, spacing hole (3) have all been seted up all around on support frame (2) right side, the horizontal bolt of inner chamber in spacing hole (3) has first spacing spring (4), one side bolt that spacing hole (3) were kept away from in first spacing spring (4) has first cassette (5), the inner chamber of workstation (1) is provided with fixture (6).

2. The clamping device for the machining center according to claim 1, wherein the clamping mechanism (6) comprises a stepping motor (61), a speed reducer (62), a first gear (63), a first rotating shaft (64), a first tooth (65), a fixing plate (66), a groove (67), a first pulley (68), a sliding rail (69), a sliding sleeve (610), a sliding rod (611) and a second clamping seat (612), the sliding rail (69) is arranged at the center of the bottom of the inner cavity of the workbench (1), the sliding rod (611) is bolted at the center of the top of the inner cavity of the workbench (1), the sliding sleeve (610) is slidably connected to the surface of the sliding rod (611), the first pulley (68) which is slidably matched with the sliding rail (69) is bolted at the center of the bottom of the sliding sleeve (610), the fixing plate (66) is transversely bolted at the outer side of the first pulley (68), the groove (67) is arranged at each of the two sides of the top of the fixing plate (66), the inner chamber of recess (67) has first tooth (65) from a left side to the right side integrated into one piece in proper order, center department bolt on workstation (1) back right side has step motor (61), the output shaft of step motor (61) runs through workstation (1) and has bolted first pivot (64), one side bolt that first pivot (64) were kept away from in step motor (61) has reduction gear (62), the center department bolt on first pivot (64) surface has first gear (63), the bottom of first gear (63) and the surface meshing of first tooth (65), the vertical bolt of center department at sliding sleeve (610) top has second cassette (612) with first cassette (5) joint complex.

3. The clamping device for the machining center according to claim 2, wherein a first limiting groove (7) is formed in the center of the right side of the first clamping seat (5), a second limiting groove (8) in clamping fit with the first limiting groove (7) is formed in the center of the left side of the second clamping seat (612), and protective pads are adhered to inner cavities of the first limiting groove (7) and the second limiting groove (8).

4. The clamping device for the machining center as claimed in claim 2, wherein guide posts (9) are bolted to the periphery of the right side of the first clamping seat (5), and guide holes (10) matched with the guide posts (9) in a guiding manner are formed in the periphery of the left side of the second clamping seat (612).

5. The clamping device for the machining center is characterized in that a second tooth (11) is sequentially arranged on the left side of the inner cavity of the groove (67) from left to right, a second gear (12) is meshed with the top of the second tooth (11), a second rotating shaft (13) is bolted to the inner cavity of the second gear (12), and the outer side of the second rotating shaft (13) is rotatably connected with the inner side of the inner cavity of the workbench (1) respectively.

6. The clamping device for the machining center according to claim 2, wherein a second pulley is slidably connected to both sides of the inner cavity of the slide rail (69), and the side of the second pulley away from the slide rail (69) is bolted to the bottom of the fixing plate (66).

7. The clamping device for a machining center according to claim 2, wherein a damping spring is sleeved on both sides of the center of the sliding rod (611), and the inner side of the damping spring is bolted to the outer side of the sliding sleeve (610).