CN200940115Y

CN200940115Y - Glass cutting machine

Info

Publication number: CN200940115Y
Application number: CN 200620119342
Authority: CN
Inventors: 陈焕军; 陈鑫
Original assignee: Beijing Qingda Tianda Photoelectric Technology Co Ltd
Current assignee: Beijing Qingda Tianda Photoelectric Technology Co Ltd
Priority date: 2006-08-29
Filing date: 2006-08-29
Publication date: 2007-08-29
Anticipated expiration: 2016-08-29

Abstract

The utility model relates to a glass cutting machine, and comprises a beam and a guide rail, wherein one side of the beam is provided with a driving motor and a transmission mechanism. The guide rail is provided with a slide block matching with the rail. The slide block is provided with a moveable cutting unit. The transmission mechanism comprises an initiative synchronization strap wheel positioned on the output axel of the driving generator, a driven synchronization strap wheel positioned on the other side of the beam, and the synchronization straps arranged outside the driving and the driven synchronization strap wheel. The slide block is connected together with the synchronization straps. The flexible transmission mechanism of the utility model can effectively reduce influence of motor vibration and vibration of the driving mechanism on the movable cutting unit, and thereby enhance the cutting quality of the utility model. In addition, the parts of the utility model can be self-manufactured, without any specialized equipments, and thus is very easy to manufacture, maintain and repair.

Description

Glass cutting machine

Technical field

The utility model relates to a kind of glass cutting machine, especially a kind of glass cutting machine with flexible transmission rig.

Background technology

In high quality liquid-crystalline glasses cutting technique, because the irregular vibrations that produce when high-speed motion of transmission rig will cause the cutting lines to collapse cutting defectives such as limit, slight crack are deep mixed, section unfairness, so the vibrations that produce during cutting movement are to influence one of major reason of line of cut quality.And the transmission rig of existing glass cutting machine adopts close pearl rolling member (ball-screw, translational motion rolling guide), owing to do not isolate part between close each rolling body of pearl rolling member, mutual collision friction between the adjacent rolling body (steel ball) during high-speed motion; Collision friction between rolling body and raceway, the gyrator all can produce vibrations and noise.Along with the prolongation of working time because between the steel ball, the slip and the collision of steel ball and raceway, steel ball and raceway all can produce wearing and tearing, noise, seismism will be more and more serious.Directly be connected with steel plate between ball-screw and guide rail simultaneously, between cutting head and the guide rail also is directly to be connected by steel plate, all be rigidly connected, motor rotation vibrations, ball-screw, rolling guide motion vibrations all will be directly passed to the cutting head parts, thereby influence cutting effect, cause cutting bad.In addition,, parts be can only change, thereby maintenance cost and maintenance difficulty increased because close pearl rolling member can only not have professional equipment to keep in repair by the professional production manufacturer production.

The utility model content

(1) technical problem that will solve

The purpose of this utility model is at above-mentioned the deficiencies in the prior art, and the glass cutting machine that a kind of cutting quality is good, precision is high is provided.

(2) technical scheme

For achieving the above object, the utility model adopts following technical scheme:

Glass cutting machine described in the utility model comprises crossbeam, guide rail, and an end is equipped with drive-motor and transmission rig on its middle cross beam, and the guide rail slide block of the work of being mated is installed on the guide rail, and the cutting movement unit is installed on the guide rail slide block.Wherein said transmission rig comprises the active synchronization belt wheel that is installed on the drive-motor output shaft, is rotatably installed in the driven synchronous pulley of crossbeam the other end and is sleeved on the outer synchronous band of driving and driven synchronous pulley; Described guide rail slide block is fixed together with synchronous band.

Between wherein said guide rail slide block and the guide rail several bearings are installed.

Described bearing is fixed on the guide rail slide by excentric shaft, and the axle head of excentric shaft has the in-line groove of the contact gap that is used to adjust bearing and guide rail.

Be fixed with synchronous band web plate on the wherein said guide rail slide block, the band web plate is fixed on by lower plate and train wheel bridge and is with synchronously synchronously, wherein train wheel bridge is fixed on the synchronous band web plate, lower plate is provided with and the tooth of being with flute profile to match synchronously, and upper and lower clamping plate link together by at least one pair of holding screw.

It is that orthogonal is rectangular-shaped that described guide rail is the cross section, and the cross section of described guide rail slide is and has a pair of vertical left and right arm and the  shape of horizontal base arm.

(3) beneficial effect

The advantage and the positively effect of glass cutting machine described in the utility model are: in the utility model, because the flexible type of belt drive that transmission rig has been selected synchronous pulley for use, has been with synchronously, so can effectively reduce motor vibrations and transmission rig self vibration to the unitary influence of cutting movement, thereby improve cutting quality precision of the present utility model; In addition, because the net synchronization capability of synchronous pulley, synchronous band is good, the vibrations of itself are little, are beneficial to and realize the cutting position accuracy requirement.

Description of drawings

Fig. 1 is the structural representation of glass cutting machine of the present utility model;

Fig. 2 is the B part structure for amplifying synoptic diagram among Fig. 1, the structure of expression transmission rig;

Fig. 3 is the structural representation of the bearing outer end cap in the utility model;

Fig. 4 is the A-A sectional view of Fig. 1, the structure of expression bearing element guideway;

Fig. 5 is the structural representation that the synchronous band web plate in expression the utility model is connected with synchronous band;

Fig. 6 is the structural representation that the guide rail slide in expression the utility model is connected with guide rail;

Fig. 7 is the vertical view of Fig. 6;

Fig. 8 is the bearing in the utility model and the structural representation of excentric shaft thereof.

Among the figure: 1. drive-motor; 2. Coupling Shaft; 3. motion-work wheel; 4. be with synchronously; 7. bearing outside; 8. spot contact bearing; 9. follower shaft; 10. bearing internal end cover; 11. bearing outer end cap; 12. bearing inner ring cover; 13. outer race cover; 14. follow-up pulley; 15. lower plate; 16. train wheel bridge; 17. be with web plate synchronously; 18. guide rail slide; 19. cutting movement unit; 20. guide rail; 21. bearing; 22. excentric shaft; 23. jackscrew 25. crossbeams; 26. bearing web plate; 27. long trough hole; 28. holding screw.

The specific embodiments explanation

Below in conjunction with accompanying drawing, further describe the embodiment of glass cutting machine described in the utility model, but be not used for limiting protection domain of the present utility model.

As Fig. 1, Fig. 2, Fig. 3 and shown in Figure 5, glass cutting machine described in the utility model comprises crossbeam 25, the guide rail 20 that is fixed on the base (not shown), on crossbeam 25, be equipped with and wait upon clothes drive-motor 1 transmission rig, on guide rail 20, be combined with guide rail slide 18, cutting movement unit 19 is installed on the guide rail slide 18.

Described transmission rig comprise by Coupling Shaft 2 be connected the active synchronization belt wheel 3 of waiing upon on clothes drive-motor 1 output shaft, be rotatably installed in the driven synchronous pulley 14 of crossbeam 25 the other end and be sleeved on synchronous pulley 3, synchronous pulley 14 outer be with 4 synchronously.Adopted synchronous pulley in the utility model, can weaken the influence of motor vibrations and synchronous pulley self vibration the guide rail slide.Driven synchronous pulley 14 is installed on the crossbeam 25 by follower shaft 9.Be fixed with " U " oblique crank Z on the crossbeam 25 and hold overcoat 7, follower shaft 9 is arranged on " U " oblique crank Z coaxially and holds in the overcoat 7, the axis of a movable block 9 ends are provided with bearing internal end cover 10, bearing outside 7 ends are provided with bearing outer end cap 11, two spot contact bearing 8 are installed between follower shaft 9 and the bearing outside 7, be provided with bearing inner ring cover 12 and outer race cover 13 between two spot contact bearing 8, wherein bearing inner ring cover 12 is fixed on the follower shaft 9, and outer race cover 13 is fixed on the bearing outside 7.Said structure not only can guarantee follower shaft 9 can be flexibly, stably rotate, and can effectively reduce the vibration that produces in the transmission process.Bearing outside 7 is fixed on the crossbeam 25 by bearing web plate 26, sees Fig. 3, and bearing web plate 25 is provided with 4 long trough holes 27 that are used to adjust synchronously with 4 rates of tension.Be fixed with synchronous band web plate 17 on the guide rail slide 18, see Fig. 5, synchronously band web plate 17 by lower plate 15 and train wheel bridge 16 be with 4 to fixedly connected synchronously, wherein train wheel bridge 16 is one flat plates, be fixed on the synchronous band web plate 17, lower plate 15 is provided with and the tooth that matches with 4 flute profiles synchronously, and upper and lower clamping plate connect, clamp by two pairs of holding screws 28.Transmission rig is converted to straight-line transmission with the rotation of motor.Transmission rig in the utility model, synchronous band, synchronous pulley have been adopted, greatly reduced the influence of drive-motor 1, the vibrations that produce of band, synchronous pulley synchronously, thereby the transmission rig in the utility model can be called flexible transmission rig cutting movement unit 19.

As Fig. 1, Fig. 4, Fig. 6 and Fig. 7, shown in Figure 8, guide rail 20 in the utility model is that rectangular steel are made by the cross section, and material surface hardness is higher, and through precise finiss, opposite face parallelism and adjacent facets verticality all have higher requirements, and roughness is had relatively high expectations.

Be fixed with the guide rail slide 18 that matches with guide rail 20 on the cutting movement unit 19 in the utility model, the cross section of guide rail slide 18 is  shape, promptly have a pair of vertical left and right arm and the horizontal base arm that is connected left and right arm, guide rail slide 18 is by being installed in totally 12 bearings 21 and guide rail 20 cooperatings between its left arm, right arm, end arm and the guide rail 20.Bearing 21 in the present embodiment is fixed on each arm of guide rail slide 18 by excentric shaft 22, and is close to respectively on 4 correct grinding faces of guide rail 20.The axle head of excentric shaft 22 has the in-line groove that is used to adjust bearing 21 and the contact gap of guide rail 20.Rotate each excentric shaft 22 with the yi word pattern screwdriver and adjust the contact gap of bearing 21 and guide rail 20, and, make the locating surface of bearing slider 18 and the position of related features between the guide rail 20, mix up the back by jackscrew 23 lockings by adjusting the size of each excentric shaft offset.The bearing element guideway that guide rail 20 in the utility model, guide rail slide 18, bearing 21 form guarantees straight-line accurate direction of motion, shake little, be beneficial to and reduce the vibrations that produce in transmission, the guiding movement process, simultaneously, because bearing is a general part, need not Special Equipment manufacturing, maintenance, very easy to use.

Moving process of the present utility model is: drive-motor 1 is rotated by Controlling System control, driving motion-work wheel 3 rotates, and then drive with synchronously with the 4 cutting movement unit 19 that are connected along guide rail 20 moving linearlies, cutting movement unit 19 promptly carries out cutting action.

Glass cutting machine described in the utility model adopts flexible transmission rig and low shakes, goes slick, can homemade bearing element guideway solves the vibration problems in the motion, and used moving parts all can be changed and be keeped in repair easily, thereby prolongs accuracy life.

Advantage of the present utility model is:

1. can homemade bearing element guideway itself be fit to flexibly, at a high speed, the service condition of low vibrations, little load;

2. all parts such as bearing, band replacing synchronously conveniently assemble, adjust simple;

3. cutting movement unit flexible operation, at a high speed, shake little, noise is low, is one of important movable basis that realizes in high quality cutting lines;

4. simple in structure, to assemble, adjust easily, manufacturing cost is lower.

More than be preferred forms of the present utility model, according to the disclosed content of the utility model, some identical, replacement schemes that those of ordinary skill in the art can expect apparently all should fall into the scope that the utility model is protected.

Claims

1. glass cutting machine, comprise crossbeam (25), guide rail (20), the last end of its middle cross beam (25) is equipped with drive-motor (1) and transmission rig, the guide rail slide block (18) of the work of being mated is installed on the guide rail (20), the guide rail slide block is equipped with the cutting movement unit on (18), it is characterized in that described transmission rig comprises the active synchronization belt wheel (3) that is installed on drive-motor (1) output shaft, is installed in the driven synchronous pulley (14) of crossbeam (25) the other end and is sleeved on the outer synchronous band (4) of driving and driven synchronous pulley; Described guide rail slide block (18) is fixed together with being with (4) synchronously.

2. glass cutting machine according to claim 1 is characterized in that between described guide rail slide block (18) and the guide rail (20) several bearings (21) being installed.

3. glass cutting machine according to claim 2, it is characterized in that described bearing (21) is fixed on the guide rail slide (18) by excentric shaft (22), and the axle head of excentric shaft (22) has the in-line groove that is used to adjust bearing (21) and the contact gap of guide rail (20).

4. according to claim 1,2 or 3 described glass cutting machines, it is characterized in that being fixed with on the described guide rail slide block (18) synchronous band web plate (17), band web plate (17) is fixed on the synchronous band (4) by lower plate (15) and train wheel bridge (16) synchronously, wherein train wheel bridge (16) is fixed on the synchronous band web plate (17), lower plate (15) is provided with and the tooth of being with (4) flute profile to match synchronously, and upper and lower clamping plate link together by at least one pair of holding screw (28).

5. according to claim 1,2 or 3 described glass cutting machines, it is characterized in that it is that orthogonal is rectangular-shaped that described guide rail (20) is the cross section, the cross section of described guide rail slide (18) is and has a pair of vertical left and right arm and the  shape of horizontal base arm.

6. glass cutting machine according to claim 4 is characterized in that it is that orthogonal is rectangular-shaped that described guide rail (20) is the cross section, and the cross section of described guide rail slide (18) is and has a pair of vertical left and right arm and the  shape of horizontal base arm.