CN110355603B - Floating feeding device for tightening holes - Google Patents

Floating feeding device for tightening holes Download PDF

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Publication number
CN110355603B
CN110355603B CN201910748342.4A CN201910748342A CN110355603B CN 110355603 B CN110355603 B CN 110355603B CN 201910748342 A CN201910748342 A CN 201910748342A CN 110355603 B CN110355603 B CN 110355603B
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CN
China
Prior art keywords
guide
connecting plate
seat
guide seat
air cylinder
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Application number
CN201910748342.4A
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Chinese (zh)
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CN110355603A (en
Inventor
杜杨鸿
代涛
陈卫
刘野
陈雨
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Chongqing Machine Tool Group Co Ltd
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Chongqing Machine Tool Group Co Ltd
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Priority to CN201910748342.4A priority Critical patent/CN110355603B/en
Publication of CN110355603A publication Critical patent/CN110355603A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q7/00Arrangements 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
    • B23Q7/04Arrangements 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 by means of grippers

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manipulator (AREA)
  • Adornments (AREA)

Abstract

The invention discloses a stretched hole floating feeding device, which comprises a bottom plate, wherein a first L-shaped connecting plate is slidably arranged on the bottom plate and driven by a first air cylinder, a second L-shaped connecting plate is connected to the first L-shaped connecting plate, a second air cylinder is arranged on the second L-shaped connecting plate, a guide seat is movably arranged on the first L-shaped connecting plate, a guide chute is arranged in the guide seat, the movable end of the second air cylinder can extend into the guide chute and drive the guide seat to move forwards, the front end of the guide seat is connected with a pneumatic finger, the pneumatic finger is connected with a positioning disc through a floating mechanism, and a clamping jaw of the pneumatic finger can extend into a central hole of a disc part after extending out of the central hole of the positioning disc. The mechanism performs conversion of movement direction through the guide chute on the guide seat, the space in the machine tool is perfectly utilized, and the positioning disc floats to a certain extent through the spring, so that disc parts can be perfectly attached to the positioning disc.

Description

Floating feeding device for tightening holes
Technical Field
The invention relates to the technical field of machining, in particular to a stretched hole floating feeding device.
Background
Before machining the disc parts with the center holes, the disc parts are required to be placed on the clamp of the machine tool to be machined, the existing mode is to place the parts to be machined on the corresponding clamp by using a manipulator, but when the manipulator is used for moving, a plurality of control systems are required to be matched with the parts to be machined, so that the structure is complex, the cost is high, and meanwhile, interference can be caused to the manipulator in the moving process due to limited space on the machine tool. There is therefore a need for improvements in the existing feeding methods of machining.
Disclosure of Invention
Aiming at the technical problems existing at present, the invention provides a stretched hole floating feeding device which is used for improving the feeding mode of disc parts before machining by fully utilizing the limited space on a machine tool.
In order to achieve the above object, the present invention provides the following technical solutions:
the utility model provides a stretch out hole material feeding unit that floats, includes the bottom plate, and this bottom plate is gone up to slide and is provided with first L connecting plate, this first L connecting plate is driven by first cylinder, be connected with the second L connecting plate on the first L connecting plate, be provided with the second cylinder along vertical direction on this second L connecting plate the activity is provided with the guide holder on the first L connecting plate, is provided with the direction chute in this guide holder, the expansion end of second cylinder can stretch into in this direction chute and drive the guide holder is gone forward, this direction chute with contained angle between the direction of movement of guide holder is the acute angle the front end of guide holder is connected with pneumatic finger, and this pneumatic finger is connected with the positioning disk through floating mechanism, and in the clamping jaw of pneumatic finger can stretch out in the centre bore of disk class part after stretching into the centre bore of positioning disk class part.
According to the technical scheme, the second air cylinder stretches out and is pushed downwards through the guide chute to enable the guide seat and the pneumatic hand to move forwards in a pointing mode, the positioning disc contacts with disc parts in the moving process, the spring at the rear of the positioning disc is compressed, the pneumatic finger claw enters into the part hole in the whole process to ensure that the bottom surface of the part contacts with the positioning large surface, after the pneumatic finger claw stretches out of the hole and is clamped, the second air cylinder contracts, the guide seat returns to the original position under the action of the tension spring, then the first air cylinder pushes the sliding block to move, after the first air cylinder stretches out to reach the proper position, the second air cylinder stretches out, the movable end of the second air cylinder pushes downwards through the guide chute, and the guide seat is enabled to carry the disc parts clamped by the pneumatic finger to feed the clamping position.
Further, two guide posts are arranged on the first L connecting plate along the horizontal direction, and the guide seat can move forwards along the guide posts under the action of the second air cylinder.
According to the scheme, the guide post is arranged, so that the stability of movement of the guide seat is improved.
Further, the guide chute is located between two of the guide posts.
According to the scheme, the guide groove is arranged between the two guide posts, so that the stress of the guide groove is more uniform when the second cylinder moves downwards, and the movement stability of the guide seat is improved.
Further, the floating mechanism comprises a fixed seat fixed on the circumference of the pneumatic finger, a threaded pin is movably arranged on the fixed seat along the moving direction of the guide seat in a penetrating manner, one end of the threaded pin, which is far away from the fixed seat, is in threaded connection with the positioning disc, a spring is sleeved on the threaded pin, one end of the spring is abutted to the positioning disc, and the other end of the spring is abutted to the fixed seat.
According to the scheme, when the pneumatic finger moves forwards, after the positioning disc is contacted with the disc part, the positioning disc moves backwards along with the threaded pin to squeeze the spring, and at the moment, the clamping jaw of the starting finger stretches out of the central hole of the positioning disc and stretches into the central hole of the disc part.
Further, the guide seat further comprises a tension spring, one end of the tension spring is connected to the guide seat, and the other end of the tension spring is connected to the first L connecting plate.
When the parts are sent in place, the second cylinder is retracted, and the pneumatic finger and the guide seat can return to the original positions under the action of the tension spring.
Further, the tension springs are two in number and are respectively positioned at two sides of the guide seat.
Further, a ball block is connected to the movable end of the second cylinder, and the guiding chute is an arc-shaped groove matched with the ball block.
According to the scheme, the resistance in the moving process is reduced through the cooperation of the ball blocks and the arc-shaped grooves.
Further, a sliding rail is arranged on the bottom plate along the moving direction of the first air cylinder, a sliding block is arranged on the sliding rail in a sliding mode, and the sliding block is fixed at the lower end of the first L connecting plate.
Compared with the prior art, the invention has the beneficial effects that: the mechanism performs conversion of movement direction through the guide chute on the simple guide seat, perfectly utilizes the space up and down inside the machine tool, and the positioning disc floats to a certain extent through the spring, so that when the disc parts are fed into the clamping position as much as possible, the disc parts can be perfectly attached to the positioning disc, and the clamping precision is ensured. Compared with the prior mechanical arm feeding, the device has the advantages that the cost is greatly reduced, the efficiency is greatly improved, the structure is simple, and the use is convenient.
Description of the drawings:
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a side view of FIG. 1;
fig. 3 is an internal cross-sectional view of fig. 1.
Detailed Description
The present invention will be described in further detail with reference to test examples and specific embodiments.
In the description of the present invention, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
The stretched hole floating feeding device shown in the attached drawings 1-3 comprises a bottom plate 1, wherein a sliding rail 11 is arranged on the bottom plate 1 along the length direction of the bottom plate, a sliding block 12 is arranged on the sliding rail 11 in a sliding mode, the sliding block 12 is fixed below the horizontal section of a first L connecting plate 3, the first L connecting plate 3 is driven by a first air cylinder 2, and the arrangement direction of the first air cylinder 2 and the sliding rail 11 is the same. The first L connecting plate 3 is connected with a second L connecting plate 4, the vertical section of the second L connecting plate 4 is connected with the vertical section of the first L connecting plate 3, the horizontal section of the second L connecting plate 4 is provided with a second air cylinder 5 along the vertical direction, the vertical section of the first L connecting plate 3 is provided with two guide posts 72 side by side along the horizontal direction, the guide posts 72 are movably provided with guide seats 7, guide chute 71 are arranged in the guide seats 7, an included angle between the guide chute 71 and the moving direction of the guide seats 7 is an acute angle, the guide chute 71 is positioned between the two guide posts 72, the movable end of the second air cylinder 5 can extend into the guide chute 71 and drive the guide seats 7 to move forwards, the front end of the guide seats 7 is connected with pneumatic fingers 6 through long screws, the pneumatic fingers 6 are in floating connection with the positioning disc 10 through three floating mechanisms, the three floating mechanisms are uniformly arranged on the circumference of the pneumatic fingers 6, and the clamping jaws 61 of the pneumatic fingers 6 can extend out of the center holes of the positioning disc 10 and then extend into the center holes of disc type parts.
Two sides of the guide seat 7 are respectively provided with a tension spring 30, one end of the tension spring 30 is connected to the side surface of the guide seat 7, and the other end is connected to the first L-shaped connecting plate 3.
In this embodiment, the floating mechanism includes a fixed seat 80 fixed on the circumference of the pneumatic finger 6, a threaded pin 8 movably passes through the fixed seat 80 along the moving direction of the guide seat 7, one end of the threaded pin 8 away from the fixed seat 80 is screwed on the positioning disk 10, a spring 9 is sleeved on the threaded pin 8, one end of the spring 9 is abutted on the positioning disk 10, and the other end is abutted on the fixed seat 80.
In order to improve the smoothness during the movement, a ball block 51 is connected to the movable end of the second cylinder 5, and the guiding chute 71 is designed as an arc groove matching with the ball block 51.
The action process of the embodiment is as follows: the second cylinder 5 stretches out, push downwards through the guiding chute 71, make guide holder 7 and pneumatic finger 6 move forward along guide post 72, in the course of movement, the positioning disk 10 contacts the disk type part, compress the spring 9 behind the positioning disk 10, guarantee that the part terminal surface contacts with the location big face, in the whole course, pneumatic finger jack catch 61 gets into the part downthehole and tighten in the downthehole, pneumatic finger jack catch 61 stretches out the hole and presss from both sides tightly the back, the second cylinder 5 contracts, the guide holder 7 returns to the normal position under the effect of extension spring 30, then first cylinder 2 promotes slider 12 motion, first cylinder 2 stretches out the stroke and withdraws after putting in place, second cylinder 5 stretches out, its free end pushes downwards through guiding chute 71, make guide holder 7 carry the disk type part that pneumatic finger 6 pressed from both sides to send to the clamp and expect the position.
The foregoing describes in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be made in accordance with the concepts of the invention by one of ordinary skill in the art without undue burden. Therefore, all technical solutions which can be obtained by logic analysis, reasoning or limited experiments based on the prior art by the person skilled in the art according to the inventive concept shall be within the scope of protection defined by the claims.

Claims (2)

1. The utility model provides a stretch-hole floating feeding device which characterized in that: the automatic clamping device comprises a bottom plate (1), wherein a first L connecting plate (3) is slidably arranged on the bottom plate (1), the first L connecting plate (3) is driven by a first air cylinder (2), a second L connecting plate (4) is connected to the first L connecting plate (3), a second air cylinder (5) is arranged on the second L connecting plate (4) along the vertical direction, a guide seat (7) is movably arranged on the first L connecting plate (3), a guide chute (71) is arranged in the guide seat (7), the movable end of the second air cylinder (5) can extend into the guide chute (71) and drive the guide seat (7) to move forwards, an included angle between the guide chute (71) and the moving direction of the guide seat (7) is an acute angle, the front end of the guide seat (7) is connected with a pneumatic finger (6), the pneumatic finger (6) is connected with a positioning disc (10) through a floating mechanism, and the movable finger (61) can extend into a center clamping jaw part of the positioning disc (10) after extending into a center hole of the center clamping jaw; two guide posts (72) are arranged on the first L connecting plate (3) along the horizontal direction, and the guide seat (7) can move forwards along the guide posts (72) under the action of the second air cylinder (5); the floating mechanism comprises a fixed seat (80) fixed on the circumference of the pneumatic finger (6), a threaded pin (8) is movably arranged on the fixed seat (80) in a penetrating manner along the moving direction of the guide seat (7), one end, far away from the fixed seat (7), of the threaded pin (8) is in threaded connection with the positioning disc (10), a spring (9) is sleeved on the threaded pin (8), one end of the spring (9) is in butt joint with the positioning disc (10), and the other end of the spring is in butt joint with the fixed seat (80); the device also comprises a tension spring (30), one end of the tension spring (30) is connected to the guide seat (7), and the other end of the tension spring is connected to the first L connecting plate (3); the two tension springs (30) are respectively positioned at two sides of the guide seat (7); a ball block (51) is connected to the movable end of the second cylinder (5), and the guide chute (71) is an arc-shaped groove matched with the ball block (51); a sliding rail (11) is arranged on the bottom plate (1) along the moving direction of the first air cylinder (2), a sliding block (12) is arranged on the sliding rail (11) in a sliding mode, and the sliding block (12) is fixed at the lower end of the first L connecting plate (3).
2. The flat hole floating feeding device according to claim 1, wherein: the guide chute (71) is located between two of the guide posts (72).
CN201910748342.4A 2019-08-14 2019-08-14 Floating feeding device for tightening holes Active CN110355603B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910748342.4A CN110355603B (en) 2019-08-14 2019-08-14 Floating feeding device for tightening holes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910748342.4A CN110355603B (en) 2019-08-14 2019-08-14 Floating feeding device for tightening holes

Publications (2)

Publication Number Publication Date
CN110355603A CN110355603A (en) 2019-10-22
CN110355603B true CN110355603B (en) 2024-03-08

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Application Number Title Priority Date Filing Date
CN201910748342.4A Active CN110355603B (en) 2019-08-14 2019-08-14 Floating feeding device for tightening holes

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Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB618785A (en) * 1946-06-28 1949-02-28 Byron Frank Bower Transfer and holding device for tube and rod blanks during machining
DD264573A3 (en) * 1986-07-11 1989-02-08 Groebzig Spinnduesenfab DEFINED FORWARDING DEVICE APPROACHES CYLINDRICAL FORMULA WORKPIECES
DE4215607C1 (en) * 1992-05-12 1993-11-04 Fx Marquart Gmbh Tool clamp in chuck of machine tool with shrink section - which is designed to retain tool and has allocated heater
KR200380446Y1 (en) * 2004-11-05 2005-03-30 주식회사이원정공 Automatic assemble device for pcv valve
DE202005002556U1 (en) * 2005-02-16 2005-04-21 Paul Neuhaus Gmbh Lifting gear for workpiece on carrier resting on conveyer belt has two opposed jaws with sloping faces engaging complementary sloping faces on carrier to move carrier upward when one jaw moves inward
CN201303467Y (en) * 2008-12-03 2009-09-02 东莞市新泽谷机械有限公司 Head mechanism of profiled component inserter
CN103624779A (en) * 2013-11-08 2014-03-12 重庆风过旗扬科技发展有限公司 Mechanical arm with inclined movement function
CN105880980A (en) * 2016-06-29 2016-08-24 苏州市吴中区木渎华利模具加工店 Reclaiming mechanism of antenna terminal automatic pressing machine
CN105880986A (en) * 2016-06-29 2016-08-24 苏州市吴中区木渎华利模具加工店 Clamping jaw assembly for automatic laminating machine of antenna terminal
CN210255346U (en) * 2019-08-14 2020-04-07 重庆第二机床厂有限责任公司 Floating feeding device for stretched holes

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB618785A (en) * 1946-06-28 1949-02-28 Byron Frank Bower Transfer and holding device for tube and rod blanks during machining
DD264573A3 (en) * 1986-07-11 1989-02-08 Groebzig Spinnduesenfab DEFINED FORWARDING DEVICE APPROACHES CYLINDRICAL FORMULA WORKPIECES
DE4215607C1 (en) * 1992-05-12 1993-11-04 Fx Marquart Gmbh Tool clamp in chuck of machine tool with shrink section - which is designed to retain tool and has allocated heater
KR200380446Y1 (en) * 2004-11-05 2005-03-30 주식회사이원정공 Automatic assemble device for pcv valve
DE202005002556U1 (en) * 2005-02-16 2005-04-21 Paul Neuhaus Gmbh Lifting gear for workpiece on carrier resting on conveyer belt has two opposed jaws with sloping faces engaging complementary sloping faces on carrier to move carrier upward when one jaw moves inward
CN201303467Y (en) * 2008-12-03 2009-09-02 东莞市新泽谷机械有限公司 Head mechanism of profiled component inserter
CN103624779A (en) * 2013-11-08 2014-03-12 重庆风过旗扬科技发展有限公司 Mechanical arm with inclined movement function
CN105880980A (en) * 2016-06-29 2016-08-24 苏州市吴中区木渎华利模具加工店 Reclaiming mechanism of antenna terminal automatic pressing machine
CN105880986A (en) * 2016-06-29 2016-08-24 苏州市吴中区木渎华利模具加工店 Clamping jaw assembly for automatic laminating machine of antenna terminal
CN210255346U (en) * 2019-08-14 2020-04-07 重庆第二机床厂有限责任公司 Floating feeding device for stretched holes

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Effective date of registration: 20240124

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Address before: No. 6, Jiangxi Road, Nanan District, Chongqing City, Chongqing

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