CN111015323A - Multi-station workpiece moving and clamping mechanism for machine tool machining - Google Patents

Multi-station workpiece moving and clamping mechanism for machine tool machining Download PDF

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Publication number
CN111015323A
CN111015323A CN201911366196.5A CN201911366196A CN111015323A CN 111015323 A CN111015323 A CN 111015323A CN 201911366196 A CN201911366196 A CN 201911366196A CN 111015323 A CN111015323 A CN 111015323A
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CN
China
Prior art keywords
fixed
moving
plate
top surface
machine tool
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Withdrawn
Application number
CN201911366196.5A
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Chinese (zh)
Inventor
连冬秀
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Individual
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Individual
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Priority to CN201911366196.5A priority Critical patent/CN111015323A/en
Publication of CN111015323A publication Critical patent/CN111015323A/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
    • B23Q3/061—Work-clamping means adapted for holding a plurality of workpieces
    • 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
    • B23Q3/15—Devices for holding work using magnetic or electric force acting directly on the work
    • B23Q3/154—Stationary devices
    • B23Q3/1543—Stationary devices using electromagnets
    • 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
    • B23Q3/18—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for positioning only
    • 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
    • B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
    • 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
    • B23Q2703/00—Work clamping
    • B23Q2703/02—Work clamping means
    • B23Q2703/04—Work clamping means using fluid means or a vacuum

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

Abstract

The invention discloses a multi-station workpiece moving and clamping mechanism for machining a machine tool, which comprises a machine tool frame, wherein a horizontal plate is fixed on the top surface of the left part of the machine tool frame, guide rails are fixed on the top surfaces of the left side and the right side of the top surface of the horizontal plate, a machine head is positioned above the guide rails, connecting plates are fixed on the left side and the right side of a bottom plate of the machine head, guide sliding blocks are fixed on the bottom surfaces of the connecting plates, and the guide rails are inserted in the guide sliding blocks; the top surface middle part of horizontal plate is fixed with the removal rack, and the bottom surface middle part shaping of aircraft nose has the inner groovy, and the top surface of inner groovy is fixed with the removal servo motor, is fixed with drive gear on the output shaft of removal servo motor, and drive gear meshes with the removal rack mutually. The machine head can move back and forth, and the moving precision is high and the effect is good.

Description

Multi-station workpiece moving and clamping mechanism for machine tool machining
Technical Field
The invention relates to the technical field of machine tool equipment, in particular to a multi-station workpiece moving clamping mechanism for machining a machine tool.
Background
In some existing numerical control processing machines, the processing can be generally carried out according to a single workpiece, after one workpiece is finished, the processed workpiece needs to be disassembled, and then a new processed workpiece is installed, so that the efficiency is quite poor, the efficiency is low, and the assembly and disassembly are troublesome.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a multi-station workpiece moving and clamping mechanism for machine tool machining, which can install two workpieces at a time for machining, reduces the disassembly and assembly efficiency and greatly improves the machining efficiency.
The technical solution of the invention is as follows:
a multi-station workpiece moving and clamping mechanism for machine tool machining comprises a main chassis, wherein a main shaft is hinged to the middle top surface of the main chassis in a bearing mode, a rotating workpiece fixing plate is fixed to the top of the main shaft, a transmission gear is fixed to the upper portion of the main shaft, a motor frame is fixed to the top surface of the main chassis, a rotating servo motor is fixed to the bottom surface of a top plate of the motor frame, an output shaft of the rotating servo motor penetrates through the top surface of the top plate of the motor frame and is fixed with a driving gear, and the driving gear is meshed with the;
and workpiece moving and grabbing mechanisms are fixed at the left end and the right end of the top surface of the rotating workpiece fixing plate.
The workpiece moving and grabbing mechanism comprises a horizontal placing plate, an electromagnet plate is fixed on the top surface of the horizontal placing plate, a moving block is fixed on the bottom surface of the horizontal placing plate, two adjusting plates are fixed on the top surface of the left portion or the top surface of the right portion of a rotating workpiece fixing plate, two ends of a transverse moving screw rod are hinged to the two adjusting plates through bearings, a moving motor is installed on one adjusting plate, the moving motor drives the transverse moving screw rod to rotate, and the moving block is in threaded connection with the transverse moving screw rod.
The top surface of the rotating workpiece fixing plate between the two corresponding adjusting plates is fixed with a guide strip, the bottom surface of the moving block is fixed with a sliding block, and the guide strip is inserted in a sliding groove formed in the bottom surface of the sliding block.
The top surface of one of the adjusting plates is fixed with an upper electric machine frame, the outer side wall of a vertical plate of the upper electric machine frame is fixed with a moving motor, an output shaft of the moving motor is fixed with a moving gear, one end of a transverse moving screw rod extends out of the corresponding adjusting plate and is fixed with an adjusting gear, and the adjusting gear is meshed with the moving gear.
An elastic limiting block is fixed on the upper wall surface of the adjusting plate provided with the moving motor and faces to the inner wall surface of the horizontal placing plate.
The left end and the right end of the bottom surface of the rotary workpiece fixing plate are both fixed with guide blocks, the guide blocks are located under the workpiece moving and grabbing mechanism, jacks are formed in the middle of the bottom surface of each guide block, the top surface of the main chassis corresponding to the guide blocks is fixed with a positioning support frame, a lifting oil cylinder is fixed in the middle of the bottom surface of the top plate of the positioning support frame, a push rod of the lifting oil cylinder penetrates through the top surface of the top plate of the positioning support frame and is fixed with an elastic positioning block, the elastic positioning block is inserted in the jacks, and the side wall of the elastic positioning block is.
The bottom inside wall shaping of jack has the bottom diameter to be greater than the toper hole section of upper end diameter, and the top of toper hole section communicates with each other with the upper portion inside wall of jack.
Lower extension rods are fixed on the bottom surfaces of the left part and the right part of the rotary workpiece fixing plate, limiting blocks are fixed at the bottom ends of the opposite wall surfaces of the two lower extension rods, and the two lower extension rods correspond to the two workpiece moving and grabbing mechanisms one by one;
the top surface of the main underframe is fixed with a lower connecting plate, the upper top of the lower connecting plate is fixed with a limit proximity switch, and the sensing end of the limit proximity switch corresponds to the limit block.
The invention has the beneficial effects that:
the novel workpiece mounting device can mount two workpieces at a time, processes the workpieces, reduces the mounting and dismounting efficiency, and greatly improves the processing efficiency.
Drawings
FIG. 1 is a schematic view of a partial structure of the present invention;
fig. 2 is a partially enlarged view of fig. 1.
Detailed Description
Example (b): as shown in fig. 1 to 2, the multi-station workpiece moving and clamping mechanism for machine tool machining comprises a main chassis 10, wherein a main shaft 11 is hinged to a top surface bearing in the middle of the main chassis 10, a rotating workpiece fixing plate 12 is fixed to the top of the main shaft 11, a transmission gear 13 is fixed to the upper portion of the main shaft 11, a motor frame 14 is fixed to the top surface of the main chassis 10, a rotating servo motor 15 is fixed to the bottom surface of a top plate of the motor frame 14, an output shaft of the rotating servo motor 15 penetrates through the top surface of the top plate of the motor frame 14 and is fixed with a driving gear 16, and the driving gear 16 is meshed with the;
the workpiece moving and grabbing mechanisms 20 are fixed at the left end and the right end of the top surface of the rotating workpiece fixing plate 12.
Further, the workpiece moving and grabbing mechanism 20 comprises a horizontal placing plate 21, an electromagnet plate 22 is fixed on the top surface of the horizontal placing plate 21, a moving block 23 is fixed on the bottom surface of the horizontal placing plate 21, two adjusting plates 24 are fixed on the top surface of the left part or the right part of the rotating workpiece fixing plate 12, two ends of a transverse moving screw 25 are hinged to the two adjusting plates 24 through bearings, a moving motor 26 is installed on one adjusting plate 24, the moving motor 26 drives the transverse moving screw 25 to rotate, and the moving block 23 is in threaded connection with the transverse moving screw 25.
Further, a guide bar 121 is fixed to the top surface of the rotating workpiece fixing plate 12 between the two corresponding adjusting plates 24, a slider 231 is fixed to the bottom surface of the moving block 23, and the guide bar 121 is inserted into a sliding groove formed in the bottom surface of the slider 231.
Further, an upper electric frame 241 is fixed on the top surface of one of the adjusting plates 24, a moving motor 26 is fixed on the outer side wall of the vertical plate of the upper electric frame 241, a moving gear 261 is fixed on the output shaft of the moving motor 26, one end of the transverse moving screw 25 extends out of the corresponding adjusting plate 24 and is fixed with an adjusting gear 251, and the adjusting gear 251 is engaged with the moving gear 261.
Further, an elastic stopper 1 is fixed to an upper wall surface of the adjustment plate 24 provided with the moving motor 26, and the elastic stopper 1 faces an inner wall surface of the horizontal placement plate 21.
Further, guide blocks 121 are fixed at the left end and the right end of the bottom surface of the rotary workpiece fixing plate 12, the guide blocks 121 are located right below the workpiece moving and grabbing mechanism 20, insertion holes 122 are formed in the middle of the bottom surface of the guide blocks 121, a positioning support frame 17 is fixed on the top surface of the main chassis 10 corresponding to the guide blocks 121, a lifting cylinder 18 is fixed in the middle of the bottom surface of the top plate of the positioning support frame 17, a push rod of the lifting cylinder 18 penetrates through the top surface of the top plate of the positioning support frame 17 and is fixed with an elastic positioning block 181, the elastic positioning block 181 is inserted and sleeved in the insertion holes 122, and the side wall of the elastic positioning block 181 is tightly attached.
Further, a tapered hole section with a diameter at the bottom end larger than that at the upper end is formed on the inner side wall at the bottom end of the insertion hole 122, and the top end of the tapered hole section is communicated with the inner side wall at the upper part of the insertion hole 122.
Furthermore, lower extension rods 2 are fixed on the bottom surfaces of the left part and the right part of the rotary workpiece fixing plate 12, the bottom ends of the opposite wall surfaces of the two lower extension rods 2 are fixed with limit blocks 3, and the two lower extension rods 2 correspond to the two workpiece moving and grabbing mechanisms 10 one by one;
a lower connecting plate 19 is fixed on the top surface of the main underframe 10, a limit proximity switch 191 is fixed on the upper top of the lower connecting plate 19, and the sensing end of the limit proximity switch 191 corresponds to the limit block 3.
In this embodiment, the lift cylinders 18 are all communicated with the control valve through connecting pipes, the control valve is communicated with the control oil pump through connecting pipes, the control oil pump is communicated with the oil tank, and the control oil pump, the control valve and other structures are all electrically connected with the control host.
When the device is used, the rotary workpiece fixing plate 12 is rotated by operating the rotary servo motor 25, so that the workpiece moving and grabbing mechanism 20 at one end is positioned at a processing position, at the moment, when the limiting block 3 is sensed by the limiting proximity switch 191, the rotary servo motor 25 is controlled to stop operating, the push rod of the lifting oil cylinder 18 is controlled to push, the elastic positioning block 181 is inserted and sleeved in the insertion hole 122, the side wall of the elastic positioning block 181 is tightly attached to the inner side wall of the insertion hole 122 to realize positioning, then, the moving motor 26 of the workpiece moving and grabbing mechanism 20 positioned at the processing position operates, so that a workpiece on the workpiece moving and grabbing mechanism moves to a processing cutter to be processed, the processing effect is good, the efficiency is high, and the workpiece is fixed by being adsorbed by opening the electromagnet;
this embodiment, its processing is effectual, efficient. After the machining is finished, the rotary workpiece fixing plate 12 is rotated by operating the rotary servo motor 25, so that the workpiece moving and grabbing mechanism 20 at the other end is positioned at the machining position for machining.
In this embodiment, the bottom inside wall molding of its jack 122 has the taper hole section that the bottom diameter is greater than the upper end diameter, and the top of taper hole section communicates with each other with the upper portion inside wall of jack 122, adopts this type of structure, makes things convenient for elastic locating piece 181 to rise along the taper hole section when having certain deviation when promoting to make elastic locating piece 181 plug bush in jack 122, the inside wall of jack 122 is hugged closely to the lateral wall of elastic locating piece 181.

Claims (8)

1. The utility model provides a multi-station workpiece moving and clamping mechanism for machine tool machining, includes main chassis (10), its characterized in that: a main shaft (11) is hinged to a top surface bearing in the middle of the main chassis (10), a rotating workpiece fixing plate (12) is fixed to the top of the main shaft (11), a transmission gear (13) is fixed to the upper portion of the main shaft (11), a motor frame (14) is fixed to the top surface of the main chassis (10), a rotating servo motor (15) is fixed to the bottom surface of a top plate of the motor frame (14), an output shaft of the rotating servo motor (15) penetrates through the top surface of the top plate of the motor frame (14) and is fixed with a driving gear (16), and the driving gear (16) is meshed with the transmission gear (13);
and workpiece moving and grabbing mechanisms (20) are fixed at the left end and the right end of the top surface of the rotating workpiece fixing plate (12).
2. The multi-station workpiece moving and clamping mechanism for machine tool machining according to claim 1, characterized in that: the workpiece moving and grabbing mechanism (20) comprises a horizontal placing plate (21), an electromagnet plate (22) is fixed on the top surface of the horizontal placing plate (21), a moving block (23) is fixed on the bottom surface of the horizontal placing plate (21), two adjusting plates (24) are fixed on the top surface of the left part or the right part of a rotating workpiece fixing plate (12), two ends of a transverse moving screw rod (25) are hinged to the two adjusting plates (24) through bearings, a moving motor (26) is installed on one adjusting plate (24), the moving motor (26) drives the transverse moving screw rod (25) to rotate, and the moving block (23) is in threaded connection with the transverse moving screw rod (25).
3. The multi-station workpiece moving and clamping mechanism for machine tool machining according to claim 2, characterized in that: a guide strip (121) is fixed on the top surface of the rotating workpiece fixing plate (12) between the two corresponding adjusting plates (24), a sliding block (231) is fixed on the bottom surface of the moving block (23), and the guide strip (121) is inserted in a sliding groove formed in the bottom surface of the sliding block (231).
4. The multi-station workpiece moving and clamping mechanism for machine tool machining according to claim 2, characterized in that: an upper electric rack (241) is fixed on the top surface of one adjusting plate (24), a moving motor (26) is fixed on the outer side wall of a vertical plate of the upper electric rack (241), a moving gear (261) is fixed on the output shaft of the moving motor (26), one end of a transverse moving screw rod (25) extends out of the corresponding adjusting plate (24) and is fixed with an adjusting gear (251), and the adjusting gear (251) is meshed with the moving gear (261).
5. The multi-station workpiece moving and clamping mechanism for machine tool machining according to claim 2, characterized in that: an elastic limiting block (1) is fixed on the upper wall surface of the adjusting plate (24) provided with the moving motor (26), and the elastic limiting block (1) faces to the inner wall surface of the horizontal placing plate (21).
6. The multi-station workpiece moving and clamping mechanism for machine tool machining according to claim 1, characterized in that: both ends all are fixed with guide block (121) about the bottom surface of rotatory work piece fixed plate (12), guide block (121) are in the work piece and move and snatch under mechanism (20), the bottom surface middle part shaping of guide block (121) has jack (122), the top surface of main chassis (10) that guide block (121) correspond is fixed with location support frame (17), the bottom surface middle part of the roof of location support frame (17) is fixed with lift cylinder (18), the push rod of lift cylinder (18) passes the top surface of the roof of location support frame (17) and is fixed with elasticity locating piece (181), the plug bush of elasticity locating piece (181) is in jack (122), the inside wall of jack (122) is hugged closely to the lateral wall of elasticity locating piece (181).
7. The multi-station workpiece moving and clamping mechanism for machine tool machining according to claim 6, characterized in that: the bottom inside wall shaping of jack (122) has the bottom diameter to be greater than the toper hole section of upper end diameter, and the top of toper hole section communicates with each other with the upper portion inside wall of jack (122).
8. The multi-station workpiece moving and clamping mechanism for machine tool machining according to claim 1, characterized in that: lower extension rods (2) are fixed on the bottom surfaces of the left part and the right part of the rotary workpiece fixing plate (12), limiting blocks (3) are fixed at the bottom ends of the opposite wall surfaces of the two lower extension rods (2), and the two lower extension rods (2) correspond to the two workpiece moving and grabbing mechanisms (10) one by one;
the top surface of the main chassis (10) is fixed with a lower connecting plate (19), the upper top of the lower connecting plate (19) is fixed with a limit proximity switch (191), and the sensing end of the limit proximity switch (191) corresponds to the limit block (3).
CN201911366196.5A 2019-12-26 2019-12-26 Multi-station workpiece moving and clamping mechanism for machine tool machining Withdrawn CN111015323A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911366196.5A CN111015323A (en) 2019-12-26 2019-12-26 Multi-station workpiece moving and clamping mechanism for machine tool machining

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911366196.5A CN111015323A (en) 2019-12-26 2019-12-26 Multi-station workpiece moving and clamping mechanism for machine tool machining

Publications (1)

Publication Number Publication Date
CN111015323A true CN111015323A (en) 2020-04-17

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CN201911366196.5A Withdrawn CN111015323A (en) 2019-12-26 2019-12-26 Multi-station workpiece moving and clamping mechanism for machine tool machining

Country Status (1)

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CN (1) CN111015323A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111941084A (en) * 2020-08-14 2020-11-17 台州路桥城歌机械有限公司 Rotation type is punched and is tapped integrative rotatory processing agency
CN113523749A (en) * 2021-07-03 2021-10-22 深圳市兴梦科技有限公司 LED screen packaging machine with accurate positioning function and use method thereof
CN116765890A (en) * 2023-08-28 2023-09-19 兴化市剑达铸造有限公司 Multi-station clamp for precision machining of mold parts

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111941084A (en) * 2020-08-14 2020-11-17 台州路桥城歌机械有限公司 Rotation type is punched and is tapped integrative rotatory processing agency
CN113523749A (en) * 2021-07-03 2021-10-22 深圳市兴梦科技有限公司 LED screen packaging machine with accurate positioning function and use method thereof
CN116765890A (en) * 2023-08-28 2023-09-19 兴化市剑达铸造有限公司 Multi-station clamp for precision machining of mold parts
CN116765890B (en) * 2023-08-28 2023-10-27 兴化市剑达铸造有限公司 Multi-station clamp for precision machining of mold parts

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Application publication date: 20200417

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