CN111906731A - Lifting fixing device for machining and using method thereof - Google Patents
Lifting fixing device for machining and using method thereof Download PDFInfo
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- CN111906731A CN111906731A CN202010790551.8A CN202010790551A CN111906731A CN 111906731 A CN111906731 A CN 111906731A CN 202010790551 A CN202010790551 A CN 202010790551A CN 111906731 A CN111906731 A CN 111906731A
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- lifting
- driving shaft
- speed reducer
- motor
- sleeve
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/02—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby of table type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/10—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting holders for tool or work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/14—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top
- B25H1/16—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top in height
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- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a lifting fixing device for machining and a using method thereof, which comprises a lifting mechanism and a fixing component, the lifting mechanism comprises a device base, lifting components are fixedly arranged at four corners of the upper end of the device base, the device base is fixedly provided with a mounting rack, a first speed reducer is fixedly arranged on the mounting rack, the first speed reducer is fixedly provided with a first motor, the output end of the first motor is connected with an internal gear assembly of the first speed reducer, the second speed reducer drives a second driving shaft to rotate, the second driving shaft and a third driving shaft drive four groups of lifting assemblies to work to lift and drive a lifting platform, the four groups of lifting assemblies synchronously work to ensure the lifting stability of the lifting platform, and two groups of first fixing clamping plates and two groups of second fixing clamping plates clamp the peripheral side walls of an object to be processed, so that the stability of the object is effectively ensured, and the processing stability and precision of the object are ensured.
Description
Technical Field
The invention relates to the technical field of machining devices, in particular to a lifting fixing device for machining and a using method thereof.
Background
The machining is a process of changing the overall dimension or performance of a workpiece through a mechanical device, and can be divided into cutting machining and pressure machining according to the difference of machining modes, and the machining is carried out on a workbench in any machining mode, but most of the existing machining workbenches are simple in structure and single in function, and particularly have the following problems;
1. most of the existing machining workbenches do not have a height adjusting function, the height of the workbench is not beneficial to corresponding adjustment according to different requirements of workers, and the workbench is inconvenient to use;
2. most of the existing machining workbenches only have a bearing function, are not beneficial to fixing a clamp, do not have a distance adjusting function, and are not beneficial to clamping and fixing different machining parts;
3. most of the existing machining workbenches are poor in stability, and shake is easily generated during machining, so that the machining progress is slowed, and the machining precision of an object is influenced.
Disclosure of Invention
The invention aims to provide a lifting fixing device for machining and a using method thereof, wherein a first motor is started to drive a first speed reducer to work, the first speed reducer reduces the output rotating speed of the first motor, so that slow driving of a lifting assembly is effectively ensured, the lifting and descending speeds of a lifting platform are reduced, the accuracy of the lifting and descending positions of the lifting platform is favorably adjusted, the first speed reducer drives a first driving shaft and a third driving shaft to rotate, the first driving shaft drives a second speed reducer to work, a reinforcing assembly connected with the first driving shaft is arranged on a device base, the reinforcing assembly is arranged to effectively play a role in reinforcing and protecting the first driving shaft, a bearing is arranged to ensure the rotation of the first driving shaft, the reinforcing sleeve improves the protection effect of the first driving shaft, and the reinforcing sleeve and the first driving shaft are fixedly installed by arranging a locking screw, the disassembly and the assembly are convenient; the second speed reducer drives the second driving shaft to rotate, the second driving shaft and the third driving shaft drive the four groups of lifting components to work to lift and drive the lifting platform, and the four groups of lifting components synchronously work to ensure the lifting stability of the lifting platform; the second motor work drives first screw rod and rotates, drives first solid fixed splint through the lead screw transmission principle and removes towards placing the article on the elevating platform, drives clamp plate and telescope tube when first solid fixed splint remove, presss from both sides tight fixedly with the article, presss from both sides tightly the article lateral wall all around to the article that needs processing through two sets of first solid fixed splint and two sets of second solid fixed splint, thereby effectively ensures the stability and the precision of article processing.
The purpose of the invention can be realized by the following technical scheme:
a lifting fixing device for machining comprises a lifting mechanism and a fixing component, wherein the lifting mechanism comprises a device base, four corners of the upper end of the device base are fixedly provided with lifting components, the device base is fixedly provided with a mounting frame, a first speed reducer is fixedly arranged on the mounting rack, a first motor is fixedly arranged on the first speed reducer, the output end of the first motor is connected with an internal gear component of a first speed reducer, the first speed reducer is respectively connected with a first driving shaft and a third driving shaft, the third driving shaft is respectively connected with two groups of lifting components close to the first speed reducer, the end part of the first driving shaft is connected with a second speed reducer, the second speed reducer is fixedly arranged on the device base, a second driving shaft is connected to the second speed reducer, and the second driving shaft is respectively connected with two groups of lifting assemblies close to one side of the second speed reducer;
the lifting assembly comprises a lifting base and a driving base, the driving base is fixedly connected to the lifting base, a lifting driving shaft is rotatably connected to the driving base, a first helical gear is fixedly connected to the lifting driving shaft, a fixed sleeve is fixedly mounted on the lifting base, a lifting sleeve is slidably connected to the fixed sleeve, a threaded groove is formed in the lifting sleeve, a mounting plate is fixedly connected to the upper end of the lifting sleeve, a driving screw is in threaded connection with the threaded groove of the lifting sleeve, a connecting rod is fixedly connected to the lower end of the driving screw, the connecting rod is rotatably connected to the lifting base, a fourth helical gear is fixedly mounted on the connecting rod, a fixed base is fixedly arranged on the lifting base, a connecting shaft is connected to the fixed base in a penetrating manner, the connecting shaft is rotatably connected with the fixed base, and a second helical, the other end of the first bevel gear is fixedly connected with a first bevel gear, the first bevel gear is meshed with a second bevel gear, and the second bevel gear is meshed with a third bevel gear;
the mounting panel upper end fixedly connected with elevating platform, fixed subassembly sets up on the elevating platform.
According to a further scheme of the invention, the fixing assembly comprises a first vertical plate and a connecting top plate, the first vertical plate is provided with four groups of connecting top plates which are respectively positioned at four corners of the lifting table, the connecting top plate is provided with two groups of connecting top plates which are respectively connected to the first vertical plate at the front end and the rear end of the lifting table, a first mounting seat is fixedly connected to the central position of the upper end of the lifting table, a second motor is fixedly mounted on the first vertical plate, the output end of the second motor is connected with a first screw rod, one end of the first screw rod, far away from the second motor, is rotatably connected to the first mounting seat, a first fixing clamp plate is in threaded connection with the first screw rod, the first fixing clamp plate is in sliding connection with the lifting table, and the upper end of the first fixing.
As a further scheme of the invention, two groups of second vertical plates are symmetrically arranged on the connecting top plate, a second mounting seat is fixedly connected to the lifting table, a third motor is fixedly mounted on the second vertical plates, the output end of the third motor is connected with a second screw rod, one end of the second screw rod, which is far away from the third motor, is rotatably connected to the second mounting seat, a sliding plate is in threaded connection with the second screw rod, the lower end of the sliding plate is fixedly connected with a second fixed clamping plate, and the lower end of the second fixed clamping plate is slidably connected to the lifting table.
As a further scheme of the invention, the second fixed clamp plate is positioned between the two groups of first fixed clamp plates, both sides of the second fixed clamp plate are connected with telescopic sleeves, and the end parts of the telescopic sleeves are connected with a pressure plate.
As a further scheme of the invention, a plurality of groups of mounting holes are arranged on the mounting plate in an annular array, and the mounting plate is fixedly connected with the lifting platform through screws.
As a further scheme of the invention, a reinforcing component is fixedly arranged on the device base, and the reinforcing component is connected with the first driving shaft.
As a further scheme of the invention, the reinforcing assembly comprises a support frame, a bearing seat is fixedly mounted on the support frame, a bearing is fixedly mounted in the bearing seat, and the first driving shaft is fixedly connected to an inner ring of the bearing.
As a further scheme of the invention, the bearing inner ring is fixedly connected with a reinforcing sleeve, the first driving shaft is connected to the reinforcing sleeve, and the reinforcing sleeve is in threaded connection with a locking screw.
A use method of a lifting fixing device for machining specifically comprises the following steps:
the method comprises the following steps: starting a first motor to drive a first speed reducer to work, wherein the first speed reducer reduces the output rotating speed of the first motor, the first speed reducer drives a first driving shaft and a third driving shaft to rotate, the first driving shaft drives a second speed reducer to work, the second speed reducer drives a second driving shaft to rotate, and the second driving shaft and the third driving shaft drive four groups of lifting components to work to drive the lifting platform to lift;
step two: the second driving shaft and the third driving shaft drive the lifting driving shaft to rotate, the lifting driving shaft drives the first helical gear to rotate, the second helical gear and the third helical gear are driven to rotate through gear meshing transmission, the third helical gear drives the fourth helical gear and the driving screw to rotate, and the driving screw is in threaded connection with the lifting sleeve so as to drive the lifting sleeve to move up and down along the fixed sleeve and further drive the lifting platform to move up and down;
step three: the lifting assembly drives the lifting table to lift and move, so that the machining moves to a corresponding position, an object to be machined is placed above the lifting table, the third motor works to drive the second screw rod to rotate, the two groups of sliding plates are driven to move towards the object through the lead screw transmission principle, and the second fixed clamping plates arranged at the lower ends of the two groups of sliding plates clamp the object placed on the lifting table;
step four: the second motor works to drive the first screw rod to rotate, the first fixing clamp plate is driven to move towards the object placed on the lifting platform through a screw rod transmission principle, the press plate and the telescopic sleeve are driven to move when the first fixing clamp plate moves, the object is clamped and fixed, and machining of the object is achieved.
The invention has the beneficial effects that: the first motor is started to drive the first speed reducer to work, the first speed reducer reduces the output rotating speed of the first motor, so that the lifting assembly is effectively and slowly driven, the lifting speed of the lifting platform is reduced, the accuracy of the lifting position and the descending position of the lifting platform can be adjusted, the first speed reducer drives the first driving shaft and the third driving shaft to rotate, the first driving shaft drives the second speed reducer to work, the reinforcing assembly connected with the first driving shaft is arranged on the device base, the reinforcing assembly is arranged on the device base, the first driving shaft is effectively protected in a reinforcing mode through the reinforcing assembly, the first driving shaft is ensured to rotate through the bearing, the reinforcing sleeve improves the protection effect of the first driving shaft, and the reinforcing sleeve and the first driving shaft are fixedly installed through the locking screw, so that the mounting and dismounting are convenient;
the second speed reducer drives the second driving shaft to rotate, the second driving shaft and the third driving shaft drive the four groups of lifting components to work to lift and drive the lifting platform, and the four groups of lifting components synchronously work to ensure the lifting stability of the lifting platform;
the lifting platform is fixedly arranged on the mounting plate through bolts, so that the lifting platform can be conveniently detached and mounted;
the lifting assembly drives the lifting table to lift and move, so that the machining moves to a corresponding position, an object to be machined is placed above the lifting table, the third motor works to drive the second screw rod to rotate, the two groups of sliding plates are driven to move towards the object through the lead screw transmission principle, and the second fixed clamping plates arranged at the lower ends of the two groups of sliding plates clamp the object placed on the lifting table;
the second motor work drives first screw rod and rotates, drives first solid fixed splint through the lead screw transmission principle and removes towards placing the article on the elevating platform, drives clamp plate and telescope tube when first solid fixed splint remove, presss from both sides tight fixedly with the article, presss from both sides tightly the article lateral wall all around to the article that needs processing through two sets of first solid fixed splint and two sets of second solid fixed splint, thereby effectively ensures the stability and the precision of article processing.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the lifting mechanism of the present invention;
FIG. 3 is a schematic axial view of the FIG. 2 axial structure of the present invention;
FIG. 4 is a schematic view of the lifting assembly of the present invention;
FIG. 5 is a schematic view of the internal structure of the lift assembly of the present invention;
FIG. 6 is a schematic view of an assembly structure of a first bevel gear and a second bevel gear according to the present invention;
FIG. 7 is a schematic structural view of a reinforcement assembly of the present invention;
FIG. 8 is a side view of the fixing assembly of the present invention;
FIG. 9 is a schematic view of the assembled structure of the second clamping plate of the present invention;
in the figure: 1. a device base; 2. a mounting frame; 3. a first speed reducer; 4. a first motor; 5. a first drive shaft; 6. a reinforcement assembly; 61. a support frame; 62. a bearing seat; 63. a bearing; 64. a reinforcing sleeve; 65. locking the screw; 7. a second speed reducer; 8. a lifting assembly; 81. a lifting base; 82. a driving seat; 83. a lifting drive shaft; 84. fixing a sleeve; 85. a lifting sleeve; 86. mounting a plate; 87. a drive screw; 88. a fourth helical gear; 89. a connecting rod; 810. a first helical gear; 811. a fixed seat; 812. a second helical gear; 813. a third bevel gear; 814. a connecting shaft; 9. a lifting platform; 10. a second drive shaft; 11. a third drive shaft; 12. a first vertical plate; 13. a second motor; 14. a first mounting seat; 15. a first screw; 16. a first stationary jaw; 17. connecting the top plate; 18. a second vertical plate; 19. a third motor; 20. a second mounting seat; 21. a second screw; 22. a sliding plate; 23. a second stationary jaw; 24. a telescopic sleeve; 25. and (7) pressing a plate.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-9, a lifting fixing device for machining includes a lifting mechanism and a fixing component, the lifting mechanism includes a device base 1, four corners of the upper end of the device base 1 are fixedly provided with lifting components 8, the device base 1 is fixedly provided with an installation frame 2, the installation frame 2 is fixedly provided with a first speed reducer 3, the first speed reducer 3 is fixedly provided with a first motor 4, the output end of the first motor 4 is connected with a gear component in the first speed reducer 3, the first speed reducer 3 is respectively connected with a first driving shaft 5 and a third driving shaft 11, the third driving shaft 11 is respectively connected with two groups of lifting components 8 close to the first speed reducer 3, the end of the first driving shaft 5 is connected with a second speed reducer 7, the second speed reducer 7 is fixedly installed on the device base 1, the second speed reducer 7 is connected with a second driving shaft 10, and the second driving shaft 10 is respectively connected with two groups of lifting assemblies 8 close to one side of the second speed reducer 7;
the lifting assembly 8 comprises a lifting base 81 and a driving base 82, the driving base 82 is fixedly connected to the lifting base 81, the driving base 82 is rotatably connected with a lifting driving shaft 83, the lifting driving shaft 83 is fixedly connected with a first helical gear 810, the fixing sleeve 84 is fixedly installed on the lifting base 81, the fixing sleeve 84 is slidably connected with a lifting sleeve 85, a threaded groove is formed in the lifting sleeve 85, an installation plate 86 is fixedly connected to the upper end of the lifting sleeve 85, a driving screw 87 is connected to the threaded groove of the lifting sleeve 85 in a threaded manner, a connecting rod 89 is fixedly connected to the lower end of the driving screw 87, the connecting rod 89 is rotatably connected to the lifting base 81, a fourth helical gear 88 is fixedly installed on the connecting rod 89, a fixing base 811 is fixedly arranged on the lifting base 81, and a connecting shaft 814 is connected to the fixing base 811 in, the connecting shaft 814 is rotatably connected with the fixed seat 811, one end of the connecting shaft 814 is fixedly connected with a second bevel gear 812, the other end of the connecting shaft 814 is fixedly connected with a third bevel gear 813, the second bevel gear 812 is in meshing connection with the first bevel gear 810, and the third bevel gear 813 is in meshing connection with the fourth bevel gear 88;
mounting panel 86 upper end fixedly connected with elevating platform 9, fixed subassembly sets up on elevating platform 9.
The fixed subassembly includes first riser 12 and connects roof 17, first riser 12 is provided with four groups and is located elevating platform 9 four corners position respectively, it is provided with two sets ofly to connect roof 17, and two sets ofly connect roof 17 and connect respectively on the first riser 12 of elevating platform 9 front and back end, elevating platform 9 upper end central point puts the first mount pad 14 of fixedly connected with, fixed mounting has second motor 13 on the first riser 12, second motor 13 output is connected with first screw rod 15, the one end that second motor 13 was kept away from to first screw rod 15 rotates and connects on first mount pad 14, threaded connection has first solid fixed splint 16 on the first screw rod 15, first solid fixed splint 16 sliding connection is on elevating platform 9, the laminating of surface sliding under first solid fixed splint 16 upper end and the roof 17 of being connected.
Two groups of second vertical plates 18 are symmetrically arranged on the connecting top plate 17, a second mounting seat 20 is fixedly connected to the lifting table 9, a third motor 19 is fixedly mounted on the second vertical plates 18, the output end of the third motor 19 is connected with a second screw 21, one end, far away from the third motor 19, of the second screw 21 is rotatably connected to the second mounting seat 20, a sliding plate 22 is connected to the second screw 21 in a threaded manner, a second fixed clamping plate 23 is fixedly connected to the lower end of the sliding plate 22, and the lower end of the second fixed clamping plate 23 is slidably connected to the lifting table 9.
The second fixed splint 23 is located between two sets of first fixed splint 16, the both sides of second fixed splint 23 all are connected with the telescope tube 24, the end connection of telescope tube 24 has clamp plate 25.
Annular array is provided with a plurality of groups of mounting holes on mounting panel 86, mounting panel 86 passes through screw and elevating platform 9 fixed connection.
The device base 1 is fixedly provided with a reinforcing component 6, and the reinforcing component 6 is connected with a first driving shaft 5.
The reinforcing assembly 6 comprises a supporting frame 61, a bearing seat 62 is fixedly mounted on the supporting frame 61, a bearing 63 is fixedly mounted in the bearing seat 62, and the first driving shaft 5 is fixedly connected to the inner ring of the bearing 63.
The bearing 63 is fixedly connected with a reinforcing sleeve 64 on the inner ring, the first driving shaft 5 is connected to the reinforcing sleeve 64, and a locking screw 65 is connected to the reinforcing sleeve 64 in a threaded manner.
A use method of a lifting fixing device for machining specifically comprises the following steps:
the method comprises the following steps: starting a first motor 4 to drive a first speed reducer 3 to work, reducing the output rotating speed of the first motor 4 by the first speed reducer 3, driving a first driving shaft 5 and a third driving shaft 11 to rotate by the first speed reducer 3, driving a second speed reducer 7 to work by the first driving shaft 5, driving a second driving shaft 10 to rotate by the second speed reducer 7, and driving four groups of lifting assemblies 8 to work by the second driving shaft 10 and the third driving shaft 11 to lift and drive a lifting platform 9;
step two: the second driving shaft 10 and the third driving shaft 11 drive the lifting driving shaft 83 to rotate, the lifting driving shaft 83 drives the first bevel gear 810 to rotate, the second bevel gear 812 and the third bevel gear 813 are driven to rotate through gear meshing transmission, the third bevel gear 813 drives the fourth bevel gear 88 and the driving screw 87 to rotate, and the driving screw 87 is in threaded connection with the lifting sleeve 85, so that the lifting sleeve 85 is driven to move up and down along the fixed sleeve 84, and the lifting table 9 is driven to move up and down;
step three: the lifting assembly 8 drives the lifting platform 9 to move up and down, so that machining is moved to a corresponding position, an object to be machined is placed above the lifting platform 9, the third motor 19 works to drive the second screw 21 to rotate, the two groups of sliding plates 22 are driven to move towards the object through the lead screw transmission principle, and the object placed on the lifting platform 9 is clamped by the second fixed clamping plates 23 arranged at the lower ends of the two groups of sliding plates 22;
step four: the second motor 13 drives the first screw rod 15 to rotate, the first fixing clamp plate 16 is driven to move towards the object placed on the lifting platform 9 through a screw rod transmission principle, the press plate 25 and the telescopic sleeve 24 are driven to move when the first fixing clamp plate 16 moves, the object is clamped and fixed, and machining of the object is achieved.
When the device is used, the first motor 4 is started to drive the first speed reducer 3 to work, the first speed reducer 3 reduces the output rotating speed of the first motor 4, so that the slow driving of the lifting assembly 8 is effectively ensured, the lifting and descending speeds of the lifting platform 9 are reduced, the accuracy of the lifting and descending positions of the lifting platform 9 is favorably adjusted, the first speed reducer 3 drives the first driving shaft 5 and the third driving shaft 11 to rotate, the first driving shaft 5 drives the second speed reducer 7 to work, the reinforcing assembly 6 connected with the first driving shaft 5 is arranged on the device base 1, the reinforcing assembly 6 is arranged to effectively play a role of reinforcing protection on the first driving shaft 5, the bearing 63 is arranged to ensure the rotation of the first driving shaft 5, the reinforcing sleeve 64 is arranged to improve the protection effect on the first driving shaft 5, the reinforcing sleeve 64 and the first driving shaft 5 are fixedly installed through the locking screw 65, the disassembly and assembly are convenient, the second speed reducer 7 drives the second driving shaft 10 to rotate, the second driving shaft 10 and the third driving shaft 11 drive the four groups of lifting assemblies 8 to work to lift and drive the lifting platform 9, and the four groups of lifting assemblies 8 synchronously work to ensure the lifting stability of the lifting platform 9; the second driving shaft 10 and the third driving shaft 11 drive the lifting driving shaft 83 to rotate, the lifting driving shaft 83 drives the first bevel gear 810 to rotate, the second bevel gear 812 and the third bevel gear 813 are driven to rotate through gear meshing transmission, the third bevel gear 813 drives the fourth bevel gear 88 and the driving screw 87 to rotate, the driving screw 87 is in threaded connection with the lifting sleeve 85, so that the lifting sleeve 85 is driven to move up and down along the fixing sleeve 84, the lifting platform 9 is driven to move up and down, the lifting platform 9 is fixedly installed on the installation plate 86 through bolts, and the lifting platform 9 can be conveniently detached and installed; the lifting assembly 8 drives the lifting platform 9 to move up and down, so that machining is moved to a corresponding position, an object to be machined is placed above the lifting platform 9, the third motor 19 works to drive the second screw 21 to rotate, the two groups of sliding plates 22 are driven to move towards the object through the lead screw transmission principle, and the object placed on the lifting platform 9 is clamped by the second fixed clamping plates 23 arranged at the lower ends of the two groups of sliding plates 22; the second motor 13 works to drive the first screw rod 15 to rotate, the first fixed clamp plate 16 is driven to move towards the object placed on the lifting platform 9 through the screw rod transmission principle, the press plate 25 and the telescopic sleeve 24 are driven to move when the first fixed clamp plate 16 moves, the object is clamped and fixed, the peripheral side walls of the object to be processed are clamped through the two sets of first fixed clamp plates 16 and the two sets of second fixed clamp plates 23, and therefore stability and precision of the object to be processed are effectively guaranteed.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (9)
1. A lifting fixing device for machining comprises a lifting mechanism and fixing components and is characterized in that the lifting mechanism comprises a device base (1), lifting components (8) are fixedly mounted at four corners of the upper end of the device base (1), a mounting frame (2) is fixedly arranged on the device base (1), a first speed reducer (3) is fixedly mounted on the mounting frame (2), a first motor (4) is fixedly mounted on the first speed reducer (3), the output end of the first motor (4) is connected with an inner gear component of the first speed reducer (3), a first driving shaft (5) and a third driving shaft (11) are respectively connected onto the first speed reducer (3), the third driving shaft (11) is respectively connected with two groups of lifting components (8) close to the first speed reducer (3), the end of the first driving shaft (5) is connected with a second speed reducer (7), the second speed reducer (7) is fixedly arranged on the device base (1), a second driving shaft (10) is connected to the second speed reducer (7), and the second driving shaft (10) is respectively connected with two groups of lifting assemblies (8) close to one side of the second speed reducer (7);
the lifting component (8) comprises a lifting base (81) and a driving seat (82), the driving seat (82) is fixedly connected onto the lifting base (81), the driving seat (82) is rotatably connected with a lifting driving shaft (83), the lifting driving shaft (83) is fixedly connected with a first helical gear (810), a fixing sleeve (84) is fixedly installed on the lifting base (81), a lifting sleeve (85) is slidably connected onto the fixing sleeve (84), a threaded groove is formed in the lifting sleeve (85), a mounting plate (86) is fixedly connected onto the upper end of the lifting sleeve (85), a driving screw (87) is in threaded connection with the threaded groove of the lifting sleeve (85), a connecting rod (89) is fixedly connected onto the lower end of the driving screw (87), the connecting rod (89) is rotatably connected onto the lifting base (81), and a fourth helical gear (88) is fixedly installed on the connecting rod (89), a fixed seat (811) is fixedly arranged on the lifting base (81), a connecting shaft (814) is connected to the fixed seat (811) in a penetrating manner, the connecting shaft (814) is rotatably connected with the fixed seat (811), one end of the connecting shaft (814) is fixedly connected with a second helical gear (812), the other end of the connecting shaft is fixedly connected with a third helical gear (813), the second helical gear (812) is meshed with the first helical gear (810), and the third helical gear (813) is meshed with a fourth helical gear (88);
mounting panel (86) upper end fixedly connected with elevating platform (9), fixed subassembly sets up on elevating platform (9).
2. The lifting fixing device for machining according to claim 1, wherein the fixing assembly comprises a first vertical plate (12) and a connecting top plate (17), the first vertical plate (12) is provided with four groups which are respectively positioned at four corners of the lifting platform (9), the connecting top plate (17) is provided with two groups, the two groups of connecting top plates (17) are respectively connected to the first vertical plate (12) at the front end and the rear end of the lifting platform (9), the central position of the upper end of the lifting platform (9) is fixedly connected with a first mounting seat (14), the first vertical plate (12) is fixedly provided with a second motor (13), the output end of the second motor (13) is connected with a first screw rod (15), one end of the first screw rod (15) far away from the second motor (13) is rotatably connected to the first mounting seat (14), the first screw rod (15) is in threaded connection with a first fixing clamping plate (16), first fixed splint (16) sliding connection is on elevating platform (9), first fixed splint (16) upper end with be connected roof (17) lower surface and slide fit.
3. The lifting fixing device for machining according to claim 2, wherein two sets of second vertical plates (18) are symmetrically arranged on the connecting top plate (17), a second mounting seat (20) is fixedly connected to the lifting table (9), a third motor (19) is fixedly mounted on the second vertical plates (18), a second screw (21) is connected to an output end of the third motor (19), one end, far away from the third motor (19), of the second screw (21) is rotatably connected to the second mounting seat (20), a sliding plate (22) is connected to the second screw (21) in a threaded manner, a second fixing clamp plate (23) is fixedly connected to the lower end of the sliding plate (22), and the lower end of the second fixing clamp plate (23) is slidably connected to the lifting table (9).
4. A lifting fixture for machining according to claim 3, characterized in that the second clamping plate (23) is located between two sets of first clamping plates (16), a telescopic sleeve (24) is connected to each side of the second clamping plate (23), and a pressing plate (25) is connected to the end of the telescopic sleeve (24).
5. A lifting fixture for machining according to claim 1, characterised in that the mounting plate (86) is provided with a number of sets of mounting holes in an annular array, the mounting plate (86) being fixedly connected to the lifting table (9) by means of screws.
6. A lifting fixture for machining according to claim 1, characterised in that a reinforcement assembly (6) is fixedly mounted on the fixture base (1), the reinforcement assembly (6) being connected to the first drive shaft (5).
7. A lifting fixture for machining according to claim 6, characterised in that the reinforcing assembly (6) comprises a support frame (61), a bearing seat (62) is fixedly mounted on the support frame (61), a bearing (63) is fixedly mounted in the bearing seat (62), and the first drive shaft (5) is fixedly connected to the inner ring of the bearing (63).
8. A lifting fixture for machining according to claim 7, characterised in that a reinforcing sleeve (64) is fixedly connected to the inner race of the bearing (63), the first drive shaft (5) is connected to the reinforcing sleeve (64), and a locking screw (65) is threadedly connected to the reinforcing sleeve (64).
9. A use method of a lifting fixing device for machining is characterized by comprising the following steps:
the method comprises the following steps: the method comprises the steps that a first motor (4) is started to drive a first speed reducer (3) to work, the first speed reducer (3) reduces the output rotating speed of the first motor (4), the first speed reducer (3) drives a first driving shaft (5) and a third driving shaft (11) to rotate, the first driving shaft (5) drives a second speed reducer (7) to work, the second speed reducer (7) drives a second driving shaft (10) to rotate, and the second driving shaft (10) and the third driving shaft (11) drive four groups of lifting assemblies (8) to work to drive a lifting platform (9) to lift;
step two: the second driving shaft (10) and the third driving shaft (11) drive the lifting driving shaft (83) to rotate, the lifting driving shaft (83) drives the first bevel gear (810) to rotate, the second bevel gear (812) and the third bevel gear (813) are driven to rotate through gear meshing transmission, the third bevel gear (813) drives the fourth bevel gear (88) and the driving screw (87) to rotate, the driving screw (87) is in threaded connection with the lifting sleeve (85), and therefore the lifting sleeve (85) is driven to move up and down along the fixed sleeve (84), and the lifting table (9) is driven to move up and down;
step three: the lifting platform (9) is driven to lift through the lifting assembly (8), so that machining is moved to a corresponding position, an object to be machined is placed above the lifting platform (9), the third motor (19) works to drive the second screw (21) to rotate, the two groups of sliding plates (22) are driven to move towards the object through the lead screw transmission principle, and the object placed on the lifting platform (9) is clamped by the second fixed clamp plates (23) arranged at the lower ends of the two groups of sliding plates (22);
step four: the second motor (13) works to drive the first screw (15) to rotate, the first fixing clamp plate (16) is driven to move towards the object placed on the lifting platform (9) through the screw rod transmission principle, the first fixing clamp plate (16) drives the press plate (25) and the telescopic sleeve (24) to move when moving, the object is clamped and fixed, and machining of the object is achieved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010790551.8A CN111906731A (en) | 2020-08-07 | 2020-08-07 | Lifting fixing device for machining and using method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010790551.8A CN111906731A (en) | 2020-08-07 | 2020-08-07 | Lifting fixing device for machining and using method thereof |
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| Publication Number | Publication Date |
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| CN111906731A true CN111906731A (en) | 2020-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010790551.8A Pending CN111906731A (en) | 2020-08-07 | 2020-08-07 | Lifting fixing device for machining and using method thereof |
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Application publication date: 20201110 |
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