CN117681007B - Supporting mechanism and horizontal machine tool with same - Google Patents
Supporting mechanism and horizontal machine tool with same Download PDFInfo
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- CN117681007B CN117681007B CN202410156135.0A CN202410156135A CN117681007B CN 117681007 B CN117681007 B CN 117681007B CN 202410156135 A CN202410156135 A CN 202410156135A CN 117681007 B CN117681007 B CN 117681007B
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- 230000008569 process Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
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- 238000003754 machining Methods 0.000 description 2
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- 239000003638 chemical reducing agent Substances 0.000 description 1
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Abstract
The invention relates to the technical field of horizontal machine tools and provides a supporting mechanism and a horizontal machine tool with the same. The rotating roller on the supporting mechanism supports the workpiece, the rotating roller is in line contact with the workpiece, and the supporting is more stable.
Description
Technical Field
The invention relates to the technical field of horizontal machine tools, and provides a supporting mechanism and a horizontal machine tool with the same.
Background
The horizontal machine tool is a machine tool for machining a workpiece along the axial direction of the workpiece and mainly comprises a gantry machine tool or a horizontal machine tool disclosed in Chinese patent publication No. CN 104858675A. Horizontal machine tools are difficult to avoid deformation of long round workpieces, such as long shafts or tubes, even if center brackets are used, the brackets are usually in point contact with the workpieces, and the long shaft workpieces are inevitably deformed under the influence of gravity. And the bracket is annular, and workpiece parts on two sides of the bracket can influence normal processing due to the blocking of the bracket.
Disclosure of Invention
The invention aims to solve the problem that when the existing horizontal machine tool processes a shaft workpiece with a long length, the workpiece is easy to deform, wherein the support mechanism comprises a base and a base, a first mounting seat is fixedly arranged on the base, a second sliding rail is fixedly arranged on the first mounting seat, the base is driven by a driving mechanism arranged on the base and is in sliding fit with the second sliding rail, a moving seat is arranged at the top of the base, two moving blocks are arranged at the top of the moving seat in a sliding manner, a third oil cylinder and a fourth oil cylinder are fixedly arranged in the moving block, the output end of the third oil cylinder penetrates out of the moving block and is fixedly connected with the moving seat, the output end of the fourth oil cylinder is fixedly connected with the bottom of a lifting block, the lifting block is provided with an inclined wall, a rotating roller frame is arranged in the roller frame groove, a plurality of rotating rollers are arranged on the rotating frame in a sliding manner, and the lifting block is provided with a fifth roller frame which is arranged along the driving roller frame.
The base is fixedly provided with a first installation frame and a second installation frame, a first installation seat is arranged between the first installation frame and the second installation frame, the top of the first installation frame is fixedly provided with a fourth sliding rail through a second installation seat, the top of the second installation frame is fixedly provided with a fifth sliding rail through a third installation seat, the top of the base is provided with a second groove rail, the bottom of the mobile seat is in sliding fit with the second groove rail, the bottom of the mobile seat is fixedly connected with a second oil cylinder arranged in the base, the first installation frame, the second installation seat and the fourth sliding rail are respectively provided with a first through groove, a second through groove and a third through groove which are mutually matched, the first installation frame is provided with a first oil cylinder fixedly connected with the first air cylinder, the output end of the first air cylinder is provided with an installation block matched with the second through groove, the installation block is fixedly provided with a sliding rail section matched with the third through groove, and the first through groove rail is internally provided with a first groove rail matched with the second groove rail.
The driving mechanism comprises a first screw rod which is arranged on the base and driven by a first servo motor, and the first screw rod is in threaded fit with a nut sliding block fixedly arranged on the base.
The driving mechanism comprises a third rack arranged on the first mounting seat, a sixth servo motor is fixedly arranged on the base, and a third gear matched with the third rack is fixedly arranged at the output end of the sixth servo motor.
The lifting block is provided with a first positioning sliding block matched with the first grating ruler; the movable seat is provided with a second grating ruler, and the movable block is provided with a second positioning sliding block matched with the second grating ruler.
The horizontal machine tool comprises the supporting mechanism, a plurality of supporting mechanisms are sequentially and fixedly connected to form a machine tool body, a movable tailstock and a gantry are arranged on the machine tool body, a processing module is arranged on the gantry, a headstock machine box is fixedly arranged at one end of the machine tool body, and a self-centering chuck is arranged at the output end of the headstock machine box.
And two ends of the tailstock are respectively in sliding fit with the fourth sliding rail and the fifth sliding rail.
The bottoms of two upright posts of the portal frame are in sliding fit with a first sliding rail through a frame body sliding plate, a fifth servo motor is fixedly installed on the frame body sliding plate, a second gear meshed with a first rack is installed at the output end of the fifth servo motor, and the first sliding rail and the first rack are fixedly installed on a lathe bed.
The processing module comprises a mounting plate capable of moving back and forth along a beam of the portal frame, a lifting frame capable of lifting is mounted on the mounting plate, a main shaft sliding plate is slidably mounted on one side, away from the mounting plate, of the lifting frame, and a sliding plate nut piece on the main shaft sliding plate is in threaded connection with a third screw rod; and the third screw rod is in driving connection with a fourth servo motor.
The bottom of the lifting frame is provided with a fixed tool rest.
The invention has the following technical effects:
According to the invention, the workpiece is supported by the rotating roller on the supporting mechanism, and the rotating roller is in line contact with the workpiece, so that the support is more stable; the moving block, the lifting block and the roller frame of the supporting mechanism are all adjustable, so that the mechanism can adapt to workpieces with different diameters.
The support module can be moved to one side of the machine tool body, so that the machine tool provided by the invention can be suitable for machining workpieces with different lengths.
The support module can move along the base under the drive of the drive mechanism, so that the support position of the support module on the workpiece is more flexible to select.
The lathe bed composed of the plurality of supporting mechanisms can select a plurality of supporting modules to play a better supporting role on the workpiece, and deformation of the workpiece in the processing process is avoided.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of a first embodiment of a supporting mechanism;
FIG. 3 is a second schematic structural view of the first embodiment of the supporting mechanism;
FIG. 4 is a partial schematic view of FIG. 3 at A;
FIG. 5 is a schematic view of a support module;
FIG. 6 is a second schematic structural view of the support module;
FIG. 7 is a schematic diagram III of a support module;
FIG. 8 is a schematic diagram of the cooperation of a gantry with a processing module;
FIG. 9 is a second schematic illustration of the gantry engaging the processing module;
FIG. 10 is a schematic view of a first construction of a processing module;
FIG. 11 is a schematic diagram of a second embodiment of a process module;
FIG. 12 is a schematic diagram III of a processing module;
fig. 13 is a schematic structural view of a second embodiment of the supporting mechanism.
In the figure: 1-a lathe bed; 2-a tailstock limiting block;
3-supporting mechanism, 31-base, 311-first slide rail, 312-first rack;
32-a driving mechanism, 321-a first mounting seat, 322-a second slide rail, 323-a first bearing seat, 324-a nut slider, 325-a first screw rod and 326-a first servo motor;
33-first mounting rack, 34-first grooved rail;
35-an adjusting component 351-a first cylinder 352-a third sliding rail 353-a first oil cylinder 354-a reinforcing plate 355-a sliding rail section 356-a mounting block;
36-second mounting seats, 361-grooves, 37-fourth sliding rails, 38-second mounting frames and 39-fifth sliding rails;
4-tailstock;
5-processing modules, 51-mounting plates, 52-fixing seats and 53-second cylinders;
54-working ends, 541-third servo motors, 542-lifting frames, 543-second screw rods, 544-sixth sliding rails, 545-seventh sliding rails, 546-spindle motors, 547-fourth servo motors, 548-third screw rods and 549-spindle sliding plates;
55-a first gear and 56-a second servo motor;
The device comprises a 6-portal frame, a 61-frame body, a 62-fifth servo motor, a 63-frame body sliding plate, a 64-eighth sliding rail, a 65-ninth sliding rail, a 66-second rack and a 67-second gear;
7-a bedside machine box and 8-a self-centering chuck;
9-supporting modules, 91-bases, 92-second oil cylinders, 93-second groove rails and 94-rollers;
95-moving seats, 951-moving grooves and 952-connecting blocks;
96-moving blocks, 961-third oil cylinders, 962-fourth oil cylinders;
97-a first position sensor, 971-a first positioning slider, 972-a first grating scale;
98-lifting block, 981-fifth cylinder, 982-reinforcement, 9821-horizontal portion, 9822-trapezoid portion, 983-roller frame, 984-roller,
99-A second position sensor, 991-a second positioning slide block, 992-a second grating ruler;
100-sixth servo motor, 200-third rack, 300-fixed knife rest.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Referring to fig. 1 to 13, an object of the present invention is to provide a supporting mechanism and a horizontal machine tool having the same,
The supporting mechanisms 3 are fixedly installed together in sequence along the length direction of the supporting mechanisms to form the bed 1 of the horizontal machine tool, and the supporting mechanisms 3 can be relatively independent modules divided on the whole bed.
A gantry 6 is mounted on the bed 1, which can move back and forth along the bed 1, and a processing module 5 is mounted on the gantry 6. A headstock case 7 is fixedly arranged at one end of the lathe bed 1, and a self-centering chuck 8 is arranged at the output end of the headstock case 7; the bed 1 is further provided with a tailstock 4 which is matched with the self-centering chuck 8, and the tailstock 4 can also move along the length direction of the bed 1.
The lathe bed 1 is formed by sequentially and fixedly connecting a plurality of supporting mechanisms 3, and the supporting mechanisms 3 are used for supporting the portal frame 6 and the tailstock 4 and also used for supporting a machined workpiece. Each support mechanism 3 is mounted with a support module 9 that is movable along its length. The height of the support module 9 can be adjusted, and when the height of the support module 9 is adjusted to be the lowest, the top of the support module is still higher than the bottommost part of the tailstock 4.
The structure of the supporting mechanism 3 is shown in fig. 2 and 3, and comprises a base 31, wherein a first mounting frame 33 and a second mounting frame 38 are fixedly arranged on the base 31, the heights of the two mounting frames are the same, and the length direction of the two mounting frames is consistent with the length direction of the base 31; a gap is reserved between the two mounting frames. The aforementioned support module 9 is slidably mounted between the first mount 33 and the second mount 38 and is driven by the drive mechanism 32.
The driving mechanism 32 comprises two first mounting seats 321 fixedly mounted on the base 31 and positioned between the first mounting frame 33 and the second mounting frame 38, and a second sliding rail 322 is fixedly mounted on the top of the first mounting seat 321; a first screw rod 325 is further installed on the base 31 between the two first installation seats 321 through a first bearing seat 323, specifically, two ends of the first screw rod 325 are respectively installed on the two first bearing seats 323 through bearings, and the first bearing seats 323 are fixedly installed on the base 31. One end of the first screw rod 325 is also fixedly connected with the output end of the first servo motor 326 through a first coupling,
Both ends of the bottom of the supporting module 9 are in sliding fit with the second sliding rail 322 through the first sliding block, a nut sliding block 324 is fixedly arranged at the middle position of the bottom of the supporting module 9, and the nut sliding block 324 is in threaded fit with the first screw rod 325. The first servo motor 326 drives the first screw rod 325 to rotate, and further drives the support module 9 to move back and forth along the second sliding rail 322.
The first slide rail 311 and the first rack 312 are fixedly installed on two sides of the base 31 for moving the gantry 6.
The portal frame 6 comprises a frame body 61, the bottoms of two upright posts of the frame body 61 are fixedly provided with a frame body sliding plate 63, the frame body sliding plate 63 is in sliding fit with a first sliding rail 311 through a second sliding block, a fifth servo motor 62 is fixedly arranged on the frame body sliding plate 63, and the output end of the fifth servo motor 62 is provided with a second gear 67 meshed with a first rack 312, so that the portal frame 6 is driven to slide back and forth on the first sliding rail 311 through the fifth servo motor 62.
The top of the first mounting frame 33 is fixedly provided with a second mounting seat 36, and the top of the second mounting seat 36 is fixedly provided with a fourth sliding rail 37; a third mounting seat is fixedly mounted on the top of the second mounting frame 38, and a fifth sliding rail 39 is fixedly mounted on the top of the third mounting seat. The fourth slide rail 37 and the fifth slide rail 39 are respectively in sliding fit with two ends of the tailstock 4, and tailstock limiting blocks 2 matched with the tailstock 4 are arranged on the fourth slide rail 37 and the fifth slide rail 39 and used for assisting in positioning of the tailstock 4, and the tailstock limiting blocks 2 are not described in detail in the prior art.
The support module 9 comprises a base 91, and two ends of the base 91 are respectively in sliding fit with two second sliding rails 322; the movable seat 95 is arranged at the top of the base 91, the movable groove 951 is arranged at the top of the movable seat 95, two movable blocks 96 capable of sliding are symmetrically arranged in the movable groove 951, namely, the movable blocks 96 are in sliding fit with the movable groove 951 at the top, a horizontal third oil cylinder 961 and a vertical fourth oil cylinder 962 are fixedly arranged in the movable blocks 96, a horizontal partition plate can be arranged between the third oil cylinder 961 and the fourth oil cylinder 962, and the fixing of the fourth oil cylinder 962 is facilitated. The output end of the third oil cylinder 961 penetrates through the movable block 96 and is fixedly connected with the side wall of the movable groove 951, the output end of the fourth oil cylinder 962 is fixedly connected with the bottom of the lifting block 98, the lifting block 98 is in sliding fit with the reinforcing pieces 982 on two sides of the movable seat 95, and the reinforcing pieces 982 play a role in limiting and guiding the lifting block 98.
The lifting block 98 includes a horizontal portion 9821 having a bottom fixedly connected to an output end of the fourth cylinder 962, and a trapezoid portion 9822 fixed to one end of the horizontal portion 9821. A roller frame groove is provided on the inclined wall of the trapezoid portion 9822, a roller frame 983 is slidably installed in the roller frame groove, and a plurality of rollers 984 are installed on the roller frame 983. A fifth cylinder 981 is fixedly mounted on the vertical wall of the trapezoid 9822 remote from the inclined wall, and an output end of the fifth cylinder 981 is fixedly connected with the roller frame 983, so that the roller frame 983 can be pushed to move in the roller frame groove to achieve extension or retraction.
A first position sensor 97 and a second position sensor 99 are installed on the support module 9 in order to be able to precisely control the moving distance of the third and fourth cylinders 961 and 962; the first position sensor 97 includes a first grating ruler 972 fixedly installed on the moving block 96, and a first positioning slider 971 fixedly connected with the lifting block 98, where the first positioning slider 971 is in sliding fit with the first grating ruler 972, as shown in fig. 5, the first positioning slider 971 is installed at a first end of the connecting rod, that is, at the bottom of the connecting rod, and the top of the connecting rod is fixedly connected with the lifting block 98; the second position sensor 99 includes a second grating scale 992 fixed to the movable base 95, and a second positioning slider 991 fixedly mounted to the movable block 96, the second positioning slider 991 being in sliding engagement with the second grating scale 992.
The fifth cylinder 981 is a servo cylinder.
The moving block 96, the lifting block 98 and the roller frame 983 on the support module 9 are all adjustable, so that the device can be suitable for workpieces with various diameters. When the workpiece with the largest diameter which can be processed by the device is processed, the two moving blocks 96 move to the two ends of the moving seat 95, the pistons of the fourth oil cylinder 962 and the fifth oil cylinder 981 are all retracted into the corresponding cylinders, and the rotating roller 984 is in line contact with the workpiece. When the workpiece with the smallest diameter which can be processed by the device is processed, the two moving blocks 96 move to the middle position of the moving seat 95 and are propped against each other, the pistons of the fourth oil cylinder 962 and the fifth oil cylinder 981 extend out, and the rotating roller 984 is in line contact with the workpiece. That is, the distance between the two moving blocks 96 and the distance between the two roller frames 983 extending out of the roller frame grooves are adjusted to adapt to workpieces with different diameters, and the height of the lifting block 98 is adjusted to enable the axes of the workpiece, the tailstock 4 and the self-centering chuck 8 to coincide.
Because the lowest height of the supporting module 9 is larger than the bottom of the tailstock 4, when the length of the processed workpiece is shorter, all the supporting modules 9 are not needed, and the redundant supporting modules 9 can affect the normal use of the tailstock 4, so that the supporting modules 9 or a part of the supporting modules need to be moved to one side of the bed body 1. For this purpose, a second grooved rail 93 is mounted on top of the base 91, and a roller 94 matching the second grooved rail 93 is mounted on the movable seat 95. An attachment block 952 is fixedly mounted at the bottom of the movable base 95, the attachment block 952 is fixedly connected with the output end of the second oil cylinder 92, and the second oil cylinder 92 is fixedly mounted in the base 91.
The first mounting frame 33 is provided with a first through groove matched with the supporting module 9, the second mounting seat 36 and the fourth sliding rail 37 are respectively provided with a second through groove and a third through groove matched with the first through groove, and the first through groove, the second through groove and the third through groove are sequentially communicated from bottom to top; the widths of the second through groove and the third through groove are equal and are larger than the width of the first through groove.
On the first mounting frame 33, an adjusting component 35 matched with the second through groove and the third through groove is fixedly mounted, and the second through groove and the third through groove can be plugged by the adjusting component 35, so that the fourth sliding rail 37 can be continuous, and the movement of the tailstock 4 is facilitated.
The adjusting component 35 comprises two first oil cylinders 353 fixedly mounted on the first mounting frame 33, the two first oil cylinders 353 are parallel to each other, and the output ends of the two first oil cylinders 353 are fixedly connected with the cylinder body of the first air cylinder 351; the first cylinder 351 is a double-output-end cylinder, the cylinder body of the first cylinder 351 is also in sliding fit with a third sliding rail 352 fixedly arranged on the first mounting frame 33 through a cylinder sliding block, and a reinforcing plate 354 is fixedly arranged at the output end of the first cylinder 351; a mounting block 356 is fixedly mounted at one end of the reinforcing plate 354 and mates with the second through slot, and the mounting block 356 is fixedly mounted with a slide rail section 355 of equal length. A first groove rail 34 is installed in the first through groove, and the length of the first groove rail 34 is equal to or longer than the length of the movable seat 95.
Because the width in second through groove and third through groove equals, all is greater than the width in first through groove, consequently the length in installation piece 356 is greater than the width in first through groove, and when installation piece 356 was located the second through inslot, its both ends were taken on first mounting bracket 33 to guarantee structural strength.
The other end of the reinforcing plate 354 is matched with the groove 361 provided on the second mount 36, so that the stability of the structure can be further enhanced.
When it is required to move the moving seat 95 to the first grooved rail 34, the first cylinder 351 is contracted, the mounting block 356, the slide rail section 355, and the reinforcing plate 354 are separated from the second through groove, the third through groove, and the groove 361, respectively, and then the first cylinder 353 is contracted, at this time, the second through groove and the third through groove are opened, and then the piston of the second cylinder 92 is extended to push the moving seat 95 to the first grooved rail 34. Then the piston of the first cylinder 353 extends to the initial position, the piston of the first cylinder 351 extends, the mounting block 356, the slide rail section 355 and the reinforcing plate 354 are respectively sent into the second through groove, the third through groove and the groove 361, and at this time, two ends of the mounting block 356 are lapped on two sides of the first through groove.
The processing module 5 is mounted on the gantry 6 and can move back and forth along the beam of the gantry 6.
The structure of the processing module 5 is shown in fig. 10 to 12, and comprises a 7-shaped mounting plate 51, wherein a horizontal section and a vertical section of the mounting plate 51 are respectively provided with a third sliding block and a fourth sliding block, the third sliding block is matched with an eighth sliding rail 64 arranged at the top of the cross beam, and the fourth sliding block is matched with a ninth sliding rail 65 arranged on the side wall of the cross beam; a second rack 66 is fixedly mounted on the side wall of the beam, a second servo motor 56 is fixedly mounted on the vertical section of the mounting plate 51, a first gear 55 is fixedly mounted at the output end of the second servo motor 56, and the first gear 55 is meshed with the second rack 66, so that the mounting plate 51 is driven to move back and forth along the beam when the second servo motor 56 acts.
The vertical section of the mounting plate 51 is provided with a working end 54 which can be lifted, the mounting plates 51 positioned at two sides of the working end 54 are fixedly provided with a second air cylinder 53 through a fixing seat 52, and the output end of the second air cylinder 53 is fixedly connected with the top of the working end 54 for assisting in keeping the stability of the working end 54.
The working end 54 includes a lifting frame 542 slidably mounted on the mounting plate 51, and the output end of the second cylinder 53 is fixedly connected to the top of the lifting frame 542. Specifically, a sixth sliding rail 544 and a second screw rod 543 are fixedly installed on one side, close to the mounting plate 51, of the lifting frame 542, and two sixth sliding rails 544 are in interactive fit with a fifth sliding block fixed on the mounting plate 51; the second screw rod 543 is located between the two sixth sliding rails 544, and its top end is fixedly connected to the output end of the third servo motor 541 through a coupling, and the third servo motor 541 is fixedly installed on the top of the lifting frame 542. The second screw rod 543 is in threaded fit with a nut seat fixedly installed on the installation plate 51, so that the third servo motor 541 drives the second screw rod 543 to rotate, and lifting or lowering of the lifting frame 542 is achieved.
The fixed blade carrier 300 is fixedly mounted to the bottom of the elevation frame 542.
The lifting frame 542 is further provided with a lifting spindle motor 546 at its output end, which is provided with a spindle, on a side remote from the mounting plate 51. Specifically, a seventh sliding rail 545 and a third screw rod 548 are installed on one side of the lifting frame 542 away from the mounting plate 51, two seventh sliding rails 545 are provided, and the third screw rod 548 is located between the two seventh sliding rails 545; the two seventh sliding rails 545 are respectively in sliding fit with two ends of the spindle sliding plate 549, and a spindle motor 546 is installed on one side of the spindle sliding plate 549 away from the seventh sliding rail 545. One end of the third screw 548 is fixedly connected with the output end of the fourth servo motor 547 through a coupler, and the third screw 548 is in threaded fit with a slide nut member fixedly mounted on the spindle slide 549.
The spindle motor 546 and the fixed tool holder 300 are simultaneously mounted on the lifting frame 542, so that the device can perform turning and drilling and milling and other processing through the spindle motor 546.
The present technical solution further provides another structure of the driving mechanism 32, specifically including a third rack 200 fixedly installed on the first installation seat 321, a sixth servo motor 100 is fixedly installed at two ends of the base 91, and a third gear matched with the third rack 200 is fixedly installed at an output end of the sixth servo motor 100.
Because the lathe bed 1 of the present technical solution includes a plurality of supporting mechanisms 3, when the lathe bed 1 is installed, the corresponding sliding rails, racks, etc. of each supporting mechanism 3 form a complete sliding rail, rack, etc. arranged along the length direction of the lathe bed 1. For example, the first sliding rail 311 and the first rack 312 corresponding to each other on the plurality of support structures form a complete sliding rail and a complete rack which are installed on two sides of the machine tool 1 and distributed along the length direction of the machine tool 1; the same applies to the other second rail 322, third rack 200, fourth rail 37, fifth rail 39, and so on.
The whole device is controlled by a controller.
All the oil cylinders are connected with a hydraulic pump source through pipelines, and the hydraulic pump source can be one oil cylinder; each support mechanism 3 may have an independent hydraulic pump source, and may be controlled by a controller, for example, the movable base 95 may be provided with a movable groove 951 at an upper portion and a hydraulic pump source at a lower portion.
A speed reducer can be additionally arranged between the servo motor and the parts for driving the servo motor to rotate, which is not described in detail in the prior art.
When the device is used, firstly, according to the length of a workpiece, the supporting module 9 which cannot be used is moved onto the first groove rail 34, then the approximate position of the tailstock 4 is adjusted, then the positions of the moving block 96 and the roller frame 983 are adjusted according to the diameter of the workpiece, the roller 984 on the roller frame 983 is in contact with the workpiece to support the workpiece, then the height of the lifting block 98 is adjusted, the axis of the workpiece is overlapped with the axis of the tailstock 4 and the axis of the self-centering chuck 8, and then the driving mechanism 32 drives the supporting module 9 to move towards the self-centering chuck 8, so that the self-centering chuck 8 clamps the workpiece, then the tailstock 4 is adjusted to prop against the workpiece. If the workpiece is turned as required, the spindle motor 546 is retracted, and a cutter is mounted on the fixed cutter frame 300; if a workpiece is to be drilled, the tool on the fixed tool holder 300 is removed and a corresponding tool is mounted on the spindle motor 546.
Of course, the present invention is capable of other various embodiments and its several details are capable of modification and variation in light of the present invention by one skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (9)
1. A supporting mechanism, characterized in that: the automatic lifting device comprises a base (31) and a base (91), wherein a first mounting seat (321) is fixedly arranged on the base (31), a second sliding rail (322) is fixedly arranged on the first mounting seat (321), the base (91) is driven by a driving mechanism (32) arranged on the base (31) and is in sliding fit with the second sliding rail (322), a moving seat (95) is arranged at the top of the base (91), two moving blocks (96) are arranged at the top of the moving seat (95) in a sliding manner, a third oil cylinder (961) and a fourth oil cylinder (962) are fixedly arranged in the moving block (96), the output end of the third oil cylinder (961) penetrates out of the moving block (96) to be fixedly connected with the bottom of a lifting block (98), a roller frame groove is formed in the lifting block (98), a roller frame (983) is arranged in the roller frame groove in a sliding manner, a plurality of roller frames (983) are arranged on the roller frame groove, and a plurality of roller frames (983) are arranged on the roller frame (983), and the roller frames (98) are driven by the roller frames (983) to move along the roller frames (983); the utility model discloses a three-way valve, including base (31) and base (91), first mounting bracket (33) and second mounting bracket (38) are fixed mounting on base (31), first mount pad (321) are located between first mounting bracket (33) and second mounting bracket (38), first mount pad (36) fixed mounting fourth slide rail (37) are passed through at the top of first mounting bracket (33), third mount pad fixed mounting fifth slide rail (39) are passed through at the top of second mounting bracket (38), second grooved rail (93) are installed at the top of base (91), remove seat (95) and second grooved rail (93) sliding fit, the bottom of removing seat (95) is with second hydro-cylinder (92) fixed connection of installing in base (91), be equipped with first logical groove, second through groove, third through groove of mutually supporting on first mounting bracket (33) and fourth slide rail (37) respectively, install output and first cylinder (351) fixed connection's first cylinder (93), output block (351) have with first through groove (356) and first section (353) are installed with first grooved (356) and second grooved (356).
2. The support mechanism of claim 1, wherein: the driving mechanism (32) comprises a first screw rod (325) which is arranged on the base (31) and driven by a first servo motor (326), and the first screw rod (325) is in threaded fit with a nut slider (324) fixedly arranged on the base (91).
3. The support mechanism of claim 2, wherein: the driving mechanism (32) comprises a third rack (200) arranged on the first mounting seat (321), the base (91) is fixedly provided with a sixth servo motor (100), and the output end of the sixth servo motor (100) is fixedly provided with a third gear matched with the third rack (200).
4. The support mechanism of claim 2, wherein: a first grating ruler (972) is arranged on the moving block (96), and a first positioning sliding block (971) matched with the first grating ruler (972) is arranged on the lifting block (98); the movable base (95) is provided with a second grating ruler (992), and the movable block (96) is provided with a second positioning sliding block (991) matched with the second grating ruler (992).
5. A horizontal machine tool, characterized in that: the machine tool comprises the supporting mechanism of any one of claims 1 to 4, wherein a plurality of supporting mechanisms are sequentially and fixedly connected to form a machine tool body (1), a movable tailstock (4) and a movable portal frame (6) are arranged on the machine tool body (1), a processing module (5) is arranged on the portal frame (6), a headstock machine box (7) is fixedly arranged at one end of the machine tool body (1), and a self-centering chuck (8) is arranged at the output end of the headstock machine box (7).
6. The horizontal machine tool according to claim 5, wherein: the two ends of the tailstock (4) are respectively in sliding fit with a fourth sliding rail (37) and a fifth sliding rail (39).
7. The horizontal machine tool according to claim 5, wherein: the bottom of two stands of portal frame (6) all passes through support body slide (63) and first slide rail (311) sliding fit, still fixed mounting has fifth servo motor (62) on support body slide (63), second gear (67) with first rack (312) meshing are installed to the output of fifth servo motor (62), first slide rail (311), first rack (312) are all fixed mounting on lathe bed (1).
8. The horizontal machine tool according to claim 5, wherein: the processing module (5) comprises a mounting plate (51) capable of moving back and forth along a beam of the portal frame (6), a lifting frame (542) capable of lifting is arranged on the mounting plate (51), a main shaft sliding plate (549) is slidably arranged on one side, away from the mounting plate (51), of the lifting frame (542), and a sliding plate nut piece on the main shaft sliding plate (549) is in threaded connection with a third screw rod (548); the third screw rod (548) is in driving connection with the fourth servo motor (547).
9. The horizontal machine tool of claim 8 wherein: the bottom of the lifting frame (542) is provided with a fixed tool rest (300).
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| CN202410156135.0A CN117681007B (en) | 2024-02-04 | 2024-02-04 | Supporting mechanism and horizontal machine tool with same |
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| CN117681007B true CN117681007B (en) | 2024-04-30 |
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