CN115284035A - Part auxiliary positioning device for numerical control machining and using method - Google Patents

Part auxiliary positioning device for numerical control machining and using method Download PDF

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Publication number
CN115284035A
CN115284035A CN202211020477.7A CN202211020477A CN115284035A CN 115284035 A CN115284035 A CN 115284035A CN 202211020477 A CN202211020477 A CN 202211020477A CN 115284035 A CN115284035 A CN 115284035A
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CN
China
Prior art keywords
subassembly
shaft tube
base
block
numerical control
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Granted
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CN202211020477.7A
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Chinese (zh)
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CN115284035B (en
Inventor
刘江
胡美明
蔡福海
王行刚
邹华杰
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Changzhou Vocational Institute of Mechatronic Technology
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Changzhou Vocational Institute of Mechatronic Technology
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Priority to CN202211020477.7A priority Critical patent/CN115284035B/en
Publication of CN115284035A publication Critical patent/CN115284035A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06—Work-clamping means
    • B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
    • B23Q3/064—Work-clamping means adapted for holding workpieces having a special form or being made from a special material for holding elongated workpieces, e.g. pipes, bars or profiles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
    • B23Q11/0032—Arrangements for preventing or isolating vibrations in parts of the machine
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jigs For Machine Tools (AREA)

Abstract

The invention provides a part auxiliary positioning device for numerical control machining and a using method thereof, belonging to the field of numerical control machining. The problem of traditional frock countershaft pipe press from both sides tight back central siphon and can't move is solved. The utility model provides a part auxiliary positioning device that numerical control processing was used includes the base subassembly, the anchor clamps subassembly, the lifter subassembly, drive assembly, the lift drive assembly, direction subassembly and rotation handle, the top of base subassembly slides along the axial direction of central siphon and sets up the lifter subassembly, the lift drive assembly is used for driving the action of lifter subassembly, the base subassembly up end sets up the direction subassembly of a plurality of positions and rotation handle one-to-one, every rotation handle and the direction subassembly sliding connection who corresponds the position, drive assembly is used for the action of laminating central siphon back drive central siphon, circumference equipartition sets up a plurality of anchor clamps subassemblies that are used for pressing from both sides tight central siphon on the base subassembly up end, drive every anchor clamps subassembly is along the radial action of central siphon during crane subassembly up-and-down motion. The auxiliary shaft tube machining device is mainly used for machining the auxiliary shaft tube.

Description

Part auxiliary positioning device for numerical control machining and using method
Technical Field
The invention belongs to the field of numerical control machining, and particularly relates to a part auxiliary positioning device for numerical control machining and a using method thereof.
Background
The numerical control machine tool is used as a machining device of mechanical parts, is commonly used for machining an axle tube, the axle tube parts are common parts in production and life, the application range is very wide, for some axle tube parts, drilling or cutting needs to be carried out on the axle tube parts, and the holes are required to be positioned at different positions of the axle tube, so the requirement on the machining precision is usually higher, the requirements on the holes on the axle tube in different use occasions and use purposes are different, the machining is very inconvenient, the hole pitch and the straightness are difficult to ensure in the machining process, and the axle tube needs to be fixed in the machining process of the axle tube so as to be aligned for further machining;
but present central siphon processing often has some inadequately with location frock in the use, and fixed frock presss from both sides the fastening to the central siphon regularly, and actuating mechanism can't be fine drives it and carries out circumferential direction and axial displacement, consequently adds man-hour to its surface, and processing receives the restriction of certain limit.
Disclosure of Invention
In view of this, the present invention provides a patent to solve the problem that the shaft tube cannot move after the shaft tube is clamped by the conventional tool.
In order to achieve the above purpose, according to one aspect of the present invention, a part auxiliary positioning device for numerical control machining is provided, including a base assembly, a clamp assembly, a lifting frame assembly, a driving assembly, a lifting driving assembly, a guiding assembly and a rotating handle, wherein the lifting frame assembly is slidably disposed above the base assembly along an axial direction of a shaft tube, the lifting driving assembly is fixed on an upper end surface of the base assembly and connected to the lifting frame assembly, the lifting driving assembly is used for driving the lifting frame assembly to move, a plurality of rotating handles are uniformly and circumferentially distributed at a lower end of the lifting frame assembly, one end of each rotating handle far away from the lifting frame assembly is connected to one driving assembly, a plurality of guiding assemblies are disposed on an upper end surface of the base assembly, the positions of the guiding assemblies correspond to the rotating handles one by one, each rotating handle is slidably connected to a corresponding guiding assembly, the driving assembly is used for driving the shaft tube to move after being attached to the shaft tube, a plurality of clamp assemblies for clamping the shaft tube are uniformly distributed on an upper end surface of the base assembly, and each clamp assembly is driven to move along a radial direction of the shaft tube when the lifting frame assembly moves up and down.
Furthermore, the base subassembly includes the base and takes the bracing piece uide bushing, and is a plurality of take the bracing piece uide bushing to adopt the mode of circumference equipartition to set up on the up end of base, the intermediate position of base runs through the opening that sets up the confession central siphon and pass through.
Further, the anchor clamps subassembly includes fixing base, spout, first slider, screw rod, gear, mount, connecting seat, second slider, adjusting bolt and clamp splice, be equipped with the spout that sets up along the radial direction of central siphon on the fixing base, first slider sliding connection is in the spout, the screw rod rotate connect on the fixing base and with first slider threaded connection, central siphon one end connecting gear is kept away from to the screw rod, first slider upper end sets up the mount, the mount sets up the connecting seat towards the terminal surface of central siphon, slide along the radial direction of central siphon on the connecting seat and set up the second slider, it is provided with adjusting bolt to rotate on the connecting seat, adjusting bolt and second slider threaded connection, adjusting bolt one end is kept away from to the second slider and the clamp splice links to each other, the fixing base links to each other with the base.
Furthermore, the crane assembly comprises a crane body, a plurality of slide rods and racks, the end face of the crane body is provided with the slide rods in one-to-one correspondence with the clamp assemblies, the slide rod in one-to-one correspondence with each slide rod is arranged on the guide sleeve with the support rod corresponding to the corresponding position, and each rack is arranged on the outer wall of the lower portion of each slide rod and is meshed with the gear corresponding to the corresponding position during downward movement of each rack, and the rotating handles are all hinged to the lower end face of the crane body.
Furthermore, the guide assembly comprises a connecting piece, a sliding shaft and a limiting block, the sliding shaft is arranged at the upper end of the connecting piece, the limiting block for limiting the rotating handle is arranged at one end, far away from the connecting piece, of the sliding shaft, and each sliding hole in the rotating handle is in sliding fit with the sliding shaft at the corresponding position.
Further, the lifting driving assembly comprises a base, a thread block, a driving screw and a servo motor, the base is fixedly connected to the upper end face of the base, the thread block is connected with the lifting frame body, the driving screw is rotatably connected to the lifting frame body, the driving screw is in threaded connection with the thread block, the thread block is slidably connected to the base, the output end of the servo motor is connected with the driving screw, and the servo motor is arranged on the base.
Furthermore, the driving assembly comprises a first seat body, a first motor, a driving wheel assembly and a buffering assembly, the first seat body is hinged to the rotating handle at the corresponding position, the first seat body is connected with the first motor, the output end of the first motor is connected with the driving wheel assembly, and the buffering assembly is symmetrically arranged on the upper side and the lower side of the first seat body.
Furthermore, the driving wheel assembly comprises a second seat body, a driving wheel and a second motor, the second seat body is connected with the output end of the first motor, the driving wheel is rotatably connected to the second seat body, the second motor is fixedly connected to the second seat body, and the output end of the second motor is connected with the driving wheel.
Furthermore, the buffer assembly comprises a fixed block, an elastic mechanism and an auxiliary block, and the auxiliary block is connected to the fixed block in a sliding mode through the elastic mechanism; the elastic mechanism comprises a sliding rod and a spring, the sliding rod is arranged on the fixing block in a sliding mode, the spring is sleeved on the sliding rod, the two ends of the spring are connected to the fixing block and the auxiliary block respectively, one end of the auxiliary block is connected with the sliding rod, and the other end of the auxiliary block faces the radial direction of the shaft tube.
According to another aspect of the present invention, there is provided a method for using the above-mentioned auxiliary positioning device for parts for numerical control machining, comprising the steps of:
s1, clamping the axle tube, wherein the axle tube passes through the opening of the base and then is clamped by a clamping block;
s2, enabling the auxiliary block and the driving wheel to be attached to the shaft tube and simultaneously releasing the clamping of the clamping block on the shaft tube;
s3, adjusting the position state of the shaft tube, wherein the second motor can drive the driving wheel to rotate when running, when the driving wheel is perpendicular to the axis space of the shaft tube, the driving wheel can drive the shaft tube to axially move when running, and when the first base body is driven to rotate by the first motor so that the driving wheel is parallel to the axis space of the shaft tube, the driving wheel can drive the shaft tube to circumferentially rotate when running;
and S4, enabling the auxiliary block and the driving wheel to be away from the axle tube, resetting the clamping block and clamping the axle tube again, and completing the adjustment of the position of the axle tube.
Compared with the prior art, the invention has the beneficial effects that:
1. the shaft tube can be clamped by the clamp assembly, and released after the driving assembly is attached to the shaft tube when the lifting frame assembly descends, and the driving assembly can drive the shaft tube to axially move or circumferentially rotate by adjusting the state of the driving assembly;
2. the shaft tube can be stably supported in the machining stage, and the states of the driving assembly and the clamp assembly can be synchronously changed when the shaft tube is required to move, so that the condition of driving the shaft tube to move is achieved;
3. the buffer assembly can play the effect of shock attenuation anti-scratch at the in-process buffer assembly of drive assembly laminating central siphon, can provide stable supporting role at the in-process that the central siphon removed simultaneously.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of an overall structure of an auxiliary positioning device for numerically controlled machining according to the present invention;
FIG. 2 is a schematic top view of an auxiliary positioning device for parts for CNC machining according to the present invention;
FIG. 3 is a schematic view of a connection structure of parts of the auxiliary positioning device for numerically controlled machining according to the present invention;
FIG. 4 is a schematic view of a fixture assembly according to the present invention;
FIG. 5 is a schematic view of the connection structure of the lifter assembly, the rotation handle and the driving assembly according to the present invention;
fig. 6 is a schematic structural diagram of a driving assembly according to the present invention.
A base 1; a clamp assembly 2; a fixed base 21; a chute 22; a first slider 23; a screw 24; a gear 25; a mount 26; a connecting seat 27; a second slider 28; an adjusting bolt 29; a clamping block 210; a crane body 3; a drive assembly 4; a first seat 41; a first motor 42; a second seat 43; a drive wheel 44; a second motor 45; a fixed block 46; an elastic mechanism 47; an auxiliary block 48; an axle tube 5; a guide rod 6; a connecting member 7; a slide shaft 71; a stop block 72; a guide sleeve 8 with a support rod; a slide bar 9; a rack 91; a turning handle 10; a slide hole 11; a base 12; a thread block 13; a drive screw 14; and a servo motor 15.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely explained below with reference to the drawings in the embodiments of the present invention. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict, and the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments.
Referring to the drawings to illustrate the embodiment, according to one aspect of the invention, an auxiliary part positioning device for numerical control machining is provided, which comprises a base assembly, a clamp assembly 2, a lifting frame assembly, a driving assembly 4, a lifting driving assembly, a guiding assembly and a rotating handle 10, wherein the lifting frame assembly is arranged above the base assembly in a sliding manner along the axial direction of a shaft tube 5, the lifting driving assembly is fixed on the upper end face of the base assembly and connected with the lifting frame assembly, the lifting driving assembly is used for driving the lifting frame assembly to move, a plurality of rotating handles 10 are uniformly and circumferentially hinged at the lower end of the lifting frame assembly, one end, far away from the lifting frame assembly, of each rotating handle 10 is connected with one driving assembly 4, a plurality of guiding assemblies are arranged on the upper end face of the base assembly, the positions of the guiding assemblies correspond to the rotating handles 10 one by one, each rotating handle 10 is connected with the guiding assembly at the corresponding position in a sliding manner, the driving assembly 4 is used for driving the shaft tube 5 to move after being attached to the shaft tube 5, a plurality of clamp assemblies 2 used for clamping the shaft tube 5 are uniformly and are circumferentially arranged on the upper end face of the base assembly, and each clamp assembly 2 is driven to move up and down along the radial direction of the shaft tube 5 when the lifting frame assembly.
In this embodiment, the base subassembly includes base 1 and area bracing piece uide bushing 8, and is a plurality of the mode that area bracing piece uide bushing 8 adopted the circumference equipartition sets up on the up end of base 1, the opening that sets up confession central siphon 5 and pass through is run through to the intermediate position of base 1.
In this embodiment, the fixture assembly 2 includes a fixed seat 21, a sliding groove 22, a first slider 23, a screw 24, a gear 25, a fixed mount 26, a connecting seat 27, a second slider 28, an adjusting bolt 29, and a clamping block 210, where the fixed seat 21 is provided with the sliding groove 22 disposed along the radial direction of the shaft tube 5, the first slider 23 is slidably connected in the sliding groove 22, the screw 24 is rotatably connected to the fixed seat 21 and is in threaded connection with the first slider 23, one end of the screw 24 away from the shaft tube 5 is connected to the gear 25, the upper end of the first slider 23 is provided with the fixed mount 26, the fixed mount 26 is provided with the connecting seat 27 toward the end surface of the shaft tube 5, the connecting seat 27 is provided with the second slider 28 slidably along the radial direction of the shaft tube 5, the connecting seat 27 is rotatably provided with the adjusting bolt 29, the adjusting bolt 29 is in threaded connection with the second slider 28, one end of the second slider 28 away from the adjusting bolt 29 is connected to the clamping block 210, the fixed seat 21 is connected to the base 1, and the adjusting bolt 29 is screwed to drive the second slider 28 to slide on the connecting seat 27, thereby driving the clamping block 210 to move, so as to make the clamping block 210 approach or approach the shaft tube 5, or depend on the adjusting bolt 29.
In this embodiment, the crane subassembly includes crane body 3, slide bar 9 and rack 91, the terminal surface sets up a plurality of slide bars 9 with 2 one-to-one of anchor clamps subassembly under the crane body 3, and the slip setting of every slide bar 9 one-to-one is on the bracing piece uide bushing 8 of taking of corresponding position, every be equipped with rack 91 on the lower part outer wall of slide bar 9, every with the gear 25 meshing of corresponding position, all during rack 91 downstream with the gear 25 meshing of corresponding position, rotate handle 10 all articulates on crane body 3's lower terminal surface, when rack 91 is along with crane body 3 downstream, rack 91 can mesh with gear 25 and drive gear 25 and rotate, and gear 25 rotates and can drive screw rod 24 and rotate, and screw rod 24 rotates and can drive first slider 23 to keeping away from 5 direction movements of central siphon to drive clamp splice 210 keeps away from central siphon 5, removes the lock state to central siphon 5.
In this embodiment, the guide assembly includes a connecting member 7, a sliding shaft 71 and a limiting block 72, the sliding shaft 71 is disposed at the upper end of the connecting member 7, the limiting block 72 limiting the rotation handle 10 is disposed at one end of the sliding shaft 71 away from the connecting member 7, and the sliding hole 11 on each rotation handle 10 is in sliding fit with the sliding shaft 71 at the corresponding position.
In this embodiment, the lift drive assembly includes base 12, thread piece 13, drive screw 14 and servo motor 15, base 12 fixed connection is on the up end of base 1, thread piece 13 links to each other with crane body 3, drive screw 14 rotates and connects on crane body 3, drive screw 14 and thread piece 13 threaded connection, thread piece 13 sliding connection is on base 12, servo motor 15's output links to each other with drive screw 14, servo motor 15 sets up on base 12, can drive screw 14 through servo motor 15 operation and rotate, drive screw 14 rotates and can drive thread piece 13 and move along the up-and-down direction, thread piece 13 carries out the in-process that removes and can drive crane body 3 and remove, the direction of removal depends on servo motor 15's running direction, can drive rack 91 downstream through slide bar 9 when crane body 3 downstream, rack 91 downstream can mesh with gear 25 and drive gear 25 and rotate, thereby gear 25 rotates and can drive screw 24 and drive clamp piece 210 and move to keeping away from 5 directions and remove, can drive rack 91 downward movement with this, drive gear 91 drives gear 5 and drive gear shaft pipe and drive gear 5 and drive handle 5 and the last rotation of slide shaft tube, make the last rotation of limiting handle assembly 10 and the last rotation of limiting shaft tube 10 of drive shaft tube 5, make the last rotation of limiting block 6 and the last rotation of limiting shaft tube of servo motor 5 move.
In this embodiment, the driving assembly 4 includes a first seat 41, a first motor 42, a driving wheel assembly and a buffering assembly, the first seat 41 is hinged to the rotating handle 10 at a corresponding position, the first seat 41 is connected to the first motor 42, an output end of the first motor 42 is connected to the driving wheel assembly, and the buffering assemblies are symmetrically disposed on upper and lower sides of the first seat 41; the driving wheel assembly comprises a second seat body 43, a driving wheel 44 and a second motor 45, the second seat body 43 is connected with the output end of the first motor 42, the second seat body 43 is rotatably connected with the driving wheel 44, the second motor 45 is fixedly connected to the second seat body 43, the output end of the second motor 45 is connected with the driving wheel 44, the second seat body 43 can be driven to rotate through the operation of the first motor 42, so that the contact state of the driving wheel 44 relative to the axle tube 5 is changed, the driving wheel 44 can be driven to rotate through the operation of the second motor 45, and the driving wheel 44 can drive the axle tube 5 to perform axial motion or circumferential rotation.
In this embodiment, the buffer assembly includes a fixed block 46, an elastic mechanism 47 and an auxiliary block 48, wherein the auxiliary block 48 is slidably connected to the fixed block 46 through the elastic mechanism 47; elastic mechanism 47 includes slide bar 49 and spring 410, slide bar 49 slides and sets up on fixed block 46, spring 410 overlaps on slide bar 49, the spring 410 both ends are connected respectively on fixed block 46 and supplementary piece 48, supplementary piece 48 one end links to each other with slide bar 49, and the other end is towards the radial direction of central siphon 5, and at the in-process that actuating assembly 4 is close to central siphon 5, spring 410 can play the effect of buffering, prevents that supplementary piece 48 and central siphon 5 from taking place the rigidity collision, forms the effect of auxiliary stay to central siphon 5 after supplementary piece 48 and central siphon 5 contact simultaneously.
According to one aspect of the invention, a method for using the part auxiliary positioning device for numerical control machining comprises the following steps:
s1, clamping the shaft tube 5, screwing the adjusting bolt 29 to drive the second sliding block 28 to move after the shaft tube 5 passes through the opening of the base 1, and then driving the clamping block 210 to clamp the shaft tube 5;
s2, enabling the auxiliary block 48 and the driving wheel 44 to be attached to the shaft tube 5 and simultaneously releasing the clamping of the clamping block 210 to the shaft tube 5, enabling the servo motor 15 to operate to drive the driving screw 14 to rotate to drive the thread block 13 to move downwards, enabling the thread block 13 to drive the lifting frame body 3 to move downwards, enabling the rotating handle 10 to drive the auxiliary block 48 and the driving wheel 44 in the driving assembly 4 to be attached to the upper outer wall of the shaft tube 5 through the matching of the sliding shaft 71 when the lifting frame body 3 moves downwards, enabling the lifting frame body 3 to drive the rack 91 to move downwards through the sliding rod 9 to drive the gear 25 to rotate simultaneously when the lifting frame body 3 moves downwards, enabling the gear 25 to drive the screw 24 to rotate to drive the first sliding block 23 to move towards the direction far away from the shaft tube 5, and enabling the clamping block 210 to be far away from the shaft tube 5;
s3, adjusting the position state of the shaft tube 5, when the second motor 45 rotates to drive the driving wheel 44 to rotate, and the driving wheel 44 is perpendicular to the axial space of the shaft tube 5, the driving wheel 44 rotates to drive the shaft tube 5 to axially move, and when the first motor 42 drives the first seat body 41 to rotate so that the driving wheel 44 is parallel to the axial space of the shaft tube 5, the driving wheel 44 rotates to drive the shaft tube 5 to circumferentially rotate;
s4, the servo motor 15 rotates reversely to drive the lifting frame body 3 and the driving assembly 4 to reset, the first sliding block 23 clamps the shaft tube 5 again, the position state of the shaft tube 5 is adjusted, and the convenience for processing shaft tube workpieces is improved.
The embodiments of the invention disclosed above are intended merely to aid in the explanation of the invention. The examples are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand the invention for and utilize the invention.

Claims (10)

1. The utility model provides a part auxiliary positioning device that numerical control processing used which characterized in that: including base subassembly, anchor clamps subassembly (2), crane subassembly, drive assembly (4), lift drive assembly, direction subassembly and rotation handle (10), the top of base subassembly sets up the crane subassembly along the axial direction slip of central siphon (5), lift drive assembly fixes on the base subassembly up end and links to each other with the crane subassembly, lift drive assembly is used for driving the crane subassembly action, crane subassembly lower extreme circumference equipartition articulates a plurality of rotation handles (10), every rotate handle (10) and keep away from crane subassembly one end and connect one drive assembly (4), the base subassembly up end sets up a plurality of positions and the direction subassembly that rotates handle (10) one-to-one, every rotate handle (10) and the direction subassembly sliding connection who corresponds the position, drive assembly (4) are used for laminating central siphon (5) back driving central siphon (5) action, circumference equipartition sets up a plurality of anchor clamps subassemblies (2) that are used for pressing from both sides tight central siphon (5) on the base subassembly up end, drive anchor clamps subassembly (2) along the radial action of central siphon (5) during crane subassembly up-and down motion.
2. The auxiliary positioning device for the parts for numerical control machining according to claim 1, characterized in that: the base subassembly includes base (1) and takes bracing piece uide bushing (8), and is a plurality of take bracing piece uide bushing (8) to adopt the mode of circumference equipartition to set up on the up end of base (1), the intermediate position of base (1) runs through the opening that sets up confession central siphon (5) and pass through.
3. The auxiliary positioning device for parts for numerical control machining according to claim 2, characterized in that: the clamp component (2) comprises a fixed seat (21), a sliding groove (22), a first sliding block (23), a screw rod (24), a gear (25), a fixed frame (26), a connecting seat (27), a second sliding block (28), an adjusting bolt (29) and a clamping block (210), the fixed seat (21) is provided with a sliding chute (22) arranged along the radial direction of the shaft tube (5), the first sliding block (23) is connected in the sliding groove (22) in a sliding way, the screw rod (24) is rotationally connected on the fixed seat (21) and is in threaded connection with the first sliding block (23), one end of the screw rod (24) far away from the shaft tube (5) is connected with a gear (25), the upper end of the first sliding block (23) is provided with a fixed frame (26), the end face of the fixed frame (26) facing the axle tube (5) is provided with a connecting seat (27), a second sliding block (28) is arranged on the connecting seat (27) in a sliding way along the radial direction of the shaft tube (5), an adjusting bolt (29) is rotatably arranged on the connecting seat (27), the adjusting bolt (29) is in threaded connection with the second sliding block (28), one end, far away from the adjusting bolt (29), of the second sliding block (28) is connected with the clamping block (210), and the fixed seat (21) is connected with the base (1).
4. The auxiliary positioning device for the parts for numerical control machining according to claim 3, characterized in that: the crane assembly comprises a crane body (3), slide rods (9) and racks (91), wherein a plurality of slide rods (9) in one-to-one correspondence with the clamp assemblies (2) are arranged on the lower end face of the crane body (3), the slide rods (9) in one-to-one correspondence with each slide rod (9) are arranged on a guide sleeve (8) with a support rod in a corresponding position, each rack (91) is arranged on the outer wall of the lower portion of each slide rod (9), each rack (91) moves downwards, and is meshed with a gear (25) in the corresponding position, and all rotation handles (10) are hinged to the lower end face of the crane body (3).
5. The auxiliary positioning device for parts for numerical control machining according to claim 1, characterized in that: the direction subassembly includes connecting piece (7), slide (71) and stopper (72), connecting piece (7) upper end sets up slide (71), slide (71) are kept away from connecting piece (7) one end and are set up stopper (72) spacing to turning handle (10), every slide opening (11) on turning handle (10) and slide (71) sliding fit who corresponds the position.
6. The auxiliary positioning device for parts for numerical control machining according to claim 4, characterized in that: the lifting driving assembly comprises a base (12), a thread block (13), a driving lead screw (14) and a servo motor (15), the base (12) is fixedly connected to the upper end face of the base (1), the thread block (13) is connected with the lifting frame body (3), the driving lead screw (14) is rotatably connected to the lifting frame body (3), the driving lead screw (14) is in threaded connection with the thread block (13), the thread block (13) is in sliding connection with the base (12), the output end of the servo motor (15) is connected with the driving lead screw (14), and the servo motor (15) is arranged on the base (12).
7. The auxiliary positioning device for parts for numerical control machining according to claim 1, characterized in that: drive assembly (4) include first pedestal (41), first motor (42), drive wheel subassembly and buffer assembly, first pedestal (41) are articulated mutually with rotation handle (10) of corresponding position, first pedestal (41) link to each other with first motor (42), the output of first motor (42) links to each other with drive wheel assembly, the upper and lower bilateral symmetry of first pedestal (41) sets up buffer assembly.
8. The auxiliary positioning device for parts for numerical control machining according to claim 7, characterized in that: the driving wheel assembly comprises a second seat body (43), a driving wheel (44) and a second motor (45), the second seat body (43) is connected with the output end of the first motor (42), the second seat body (43) is connected with the driving wheel (44) in a rotating mode, the second motor (45) is fixedly connected onto the second seat body (43), and the output end of the second motor (45) is connected with the driving wheel (44).
9. The auxiliary positioning device for parts for numerical control machining according to claim 7, characterized in that: the buffer assembly comprises a fixed block (46), an elastic mechanism (47) and an auxiliary block (48), and the auxiliary block (48) is connected to the fixed block (46) through the elastic mechanism (47) in a sliding manner; elastic mechanism (47) include slide bar (49) and spring (410), slide bar (49) slide to set up on fixed block (46), spring (410) cover is on slide bar (49), spring (410) both ends are connected respectively on fixed block (46) and supplementary piece (48), supplementary piece (48) one end links to each other with slide bar (49), and the other end is towards the radial direction of central siphon (5).
10. A method of using the device for assisting positioning of a part for numerical control machining according to any one of claims 1 to 9, comprising the steps of:
s1, clamping a shaft tube (5), wherein the shaft tube (5) penetrates through an opening of the base (1) and then is clamped by a clamping block (210);
s2, enabling the auxiliary block (48) and the driving wheel (44) to be attached to the shaft tube (5) and simultaneously releasing the clamping of the clamping block (210) on the shaft tube (5);
s3, adjusting the position state of the shaft tube (5), enabling the second motor (45) to rotate to drive the driving wheel (44) to rotate, enabling the driving wheel (44) to rotate to drive the shaft tube (5) to axially move when the driving wheel (44) is perpendicular to the axial space of the shaft tube (5), and enabling the driving wheel (44) to rotate to drive the shaft tube (5) to circumferentially rotate when the first motor (42) drives the first seat body (41) to rotate to enable the driving wheel (44) to be parallel to the axial space of the shaft tube (5);
s4, the auxiliary block (48) and the driving wheel (44) are far away from the shaft tube (5), the clamping block (210) is reset to clamp the shaft tube (5) again, and the position of the shaft tube (5) is adjusted.
CN202211020477.7A 2022-08-24 2022-08-24 Part auxiliary positioning device for numerical control machining and application method Active CN115284035B (en)

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