CN106736746A - A kind of floating hold-down mechanism - Google Patents

A kind of floating hold-down mechanism Download PDF

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Publication number
CN106736746A
CN106736746A CN201611189186.5A CN201611189186A CN106736746A CN 106736746 A CN106736746 A CN 106736746A CN 201611189186 A CN201611189186 A CN 201611189186A CN 106736746 A CN106736746 A CN 106736746A
Authority
CN
China
Prior art keywords
down mechanism
hinge arms
connection
hold
clamping arm
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201611189186.5A
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Chinese (zh)
Inventor
陈巧云
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Quanzhou United Control Automation Technology Co Ltd
Original Assignee
Quanzhou United Control Automation Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Quanzhou United Control Automation Technology Co Ltd filed Critical Quanzhou United Control Automation Technology Co Ltd
Priority to CN201611189186.5A priority Critical patent/CN106736746A/en
Publication of CN106736746A publication Critical patent/CN106736746A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • B23Q3/00Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02Devices 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
    • B23Q3/06Work-clamping means
    • B23Q3/08Work-clamping means other than mechanically-actuated
    • 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
    • B23Q2703/00Work clamping
    • B23Q2703/02Work clamping means
    • B23Q2703/04Work clamping means using fluid means or a vacuum

Landscapes

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

Abstract

The invention discloses a kind of floating hold-down mechanism, including base, workbench, drive device and hold-down mechanism, the base connecting working table, the workbench is connected with hold-down mechanism, the hold-down mechanism is connected with drive device, the hold-down mechanism includes driving hinge arms, hinge arms, clamping arm and depression bar, the depression bar connects clamping arm, the clamping arm is connected with workbench and hinge arms, the hinge arms are connected with hinge arms are driven, the driving hinge arms are connected with workbench and drive device, the drive device is located at base, the workbench is provided with locating surface, first rotating hole and the second rotating hole, first rotating hole is connected by the first rotary shaft with hinge arms are driven, second rotating hole is connected by the second rotary shaft with clamping arm, the locating surface can be connected with clamping arm.Structure of the present invention is novel, reasonable in design, be easy to manufacture and repair, applied widely, can be generally applicable in industries such as automobile, electronics, machinings.

Description

A kind of floating hold-down mechanism
Technical field
The present invention relates to field of fixtures, more particularly to a kind of floating hold-down mechanism.
Background technology
In automobile and electronic manufacture and mechanical processing industry, have considerable equipment need the workpiece that will process and Clamping product is positioned.It is important part during clamping workpiece wherein to clamp, must be by certain machine after workpiece positioning Structure produces clamping force, Work-sheet pressing on setting element, it is ensured accurate position location, will not be due to cutting force, work The effect of pressure etc. that outside different directions are produced when part gravity, centrifugal force, inertia force and work pieces process and produce position to become Change and shake, be used to ensure precision and the safety operation of processing.
Traditional compression mode has various, for example screw mechanism, eccentric stiffener, Wedge mechanism etc., but these mechanisms are all Manual operation, it is relatively elaborate, efficiency bottom and operate it is relatively complicated.Operative is improper also to have potential safety hazard.
Design that a kind of energy is time saving and energy saving simple to operate and clamp system of reliable clamping is machinery, automobile and electron trade Demand.
The content of the invention
It is an object of the invention to the problem above for overcoming prior art to exist, there is provided one kind is used in production equipment and processing In equipment, using pneumatic actuation mode, save trouble and labor can guarantee that enough thrusts, and when bleed pressure is adjusted, thrust Also can adjust at random, so that ensure a kind of floating hold-down mechanism not damaged to product or workpiece surface, it is above-mentioned to solve The weak point that prior art is present.
To realize above-mentioned technical purpose, above-mentioned technique effect is reached, the present invention is achieved through the following technical solutions:
A kind of floating hold-down mechanism, including base, workbench, drive device and hold-down mechanism, the base connecting working table, institute State workbench to be connected with hold-down mechanism, the hold-down mechanism is connected with drive device, the hold-down mechanism include drive hinge arms, Hinge arms, clamping arm and depression bar, the depression bar connect clamping arm by pressure sensor or displacement transducer, the clamping arm with Workbench and hinge arms are connected, and the hinge arms are connected with hinge arms are driven, described to drive hinge arms with workbench and driving dress Connection is put, the drive device is located at base, and the clamping arm and driving hinge arms can be set optional position on workbench Pivot rotation.
Further, the workbench is provided with locating surface, the first rotating hole and the second rotating hole, first rotating hole It is connected with hinge arms are driven by the first rotary shaft, second rotating hole is connected by the second rotary shaft with clamping arm, described Locating surface can be connected or separated with arm contact is compressed.
Further, the drive device is cylinder, and described cylinder is connected by cylinder fixed arm with base.
Further, the clamping arm is provided with strut kong, and described strut kong is connected with depression bar, the pressure sensor Or displacement transducer is connected with indicator or display, the compression dynamics of depression bar is indicated and/or warned in real time.
Further, the clamping arm is provided with bolt and alignment pin, and described bolt can be with the pressure inside strut kong Bar is connected, and described alignment pin can be connected with hinge arms are driven.
Further, the driving hinge arms are provided with the first rotating hole, the second rotating hole and the 3rd rotating hole, described First rotating hole is connected with the first rotary shaft, and second rotating hole is connected by the connector that the 3rd rotary shaft and cylinder are installed Connect, the 3rd rotating hole is connected by the 4th rotary shaft with hinge arms.
Further, the hinge arms are provided with rotating hole, and described rotating hole is connected by rotary shaft with clamping arm.
Further, the depression bar is provided with pressure head;The pressure head includes spherical head or square ram or conical indenter Irregular shape pressure head or imitate shape of product to be compressed pressure head or with rapid plug structure, can fast assembling-disassembling just Take formula pressure head.
Further, the pressure head is enclosed with one layer of rubber, and described rubber passes through double faced adhesive tape or viscose glue or interference fit Or plug draw-in groove is connected with pressure head.
Further, the bolt is enclosed with one layer of rubber or plastics, and the surface of the rubber or plastics is provided with anti-skidding Line, the anti-slip veins are rough semi arch or lines.
The beneficial effects of the invention are as follows:
1. structural good, mechanism's power of hold-down mechanism is simple, compact, is easy to manufacture and repairs;
2. easy for installation, upper lower installation board has reserved mounting hole site;
3. compaction process reliability, correct position occupied after workpiece is positioned is not changed;
4. the size of thrust can adjust, and can both meet workpiece product its position in compaction process and stablize constant, and vibrations are small, Can meet again makes workpiece that excessive compression will not be produced to deform;
5. it is simple to operate, laborsaving, safe;
6. the requirement in the scope for allowing can be adjusted to clamping force to meet workpiece product;
7. compress mode it is flexible and changeable, can several groups simultaneously use, it is ensured that the position of workpiece product is correct;
8. hold-down mechanism can directly be used directly as a part for device structure;
9. the scope that mechanism can be applicable is wide, can be generally applicable in industries such as automobile, electronics, machinings.
Described above is only the general introduction of technical solution of the present invention, in order to better understand technological means of the invention, And can be practiced according to the content of specification, with presently preferred embodiments of the present invention and coordinate accompanying drawing to describe in detail below.This hair Bright specific embodiment is shown in detail by following examples and its accompanying drawing.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, this hair Bright schematic description and description does not constitute inappropriate limitation of the present invention for explaining the present invention.In the accompanying drawings:
Fig. 1 is a kind of structural representation of floating hold-down mechanism of the present invention;
Fig. 2 is a kind of cylinder piston rod ejection schematic diagram of floating hold-down mechanism of the present invention;
Fig. 3 is a kind of cylinder piston rod reset schematic diagram of floating hold-down mechanism of the present invention;
Fig. 4 is a kind of clamping arm structural representation of floating hold-down mechanism of the present invention.
Label declaration in figure:1st, base, 2, workbench, 3, drive device, 4, drive hinge arms, 5, hinge arms, 6, compress Arm, 7, depression bar, 8, locating surface, the 9, first rotary shaft, the 10, second rotary shaft, 11, cylinder fixed arm, 12, strut kong, 13, spiral shell Bolt, 14, alignment pin, the 15, the 3rd rotary shaft, 16, connector, the 17, the 4th rotary shaft, 18, rotary shaft, 19, pressure head, 20, rubber Glue, 21, rotary shaft.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings:
Shown in 1~Fig. 4 of reference picture, a kind of floating hold-down mechanism, including base 1, workbench 2, drive device 3 and hold-down mechanism, The connecting working table 2 of the base 1, the workbench 2 is connected with hold-down mechanism, and the hold-down mechanism is connected with drive device 3, institute Stating hold-down mechanism includes driving hinge arms 4, hinge arms 5, clamping arm 6 and depression bar 7, the depression bar 7 to pass through pressure sensor or position Displacement sensor connects clamping arm 6, and the clamping arm 6 is connected with workbench 2 and hinge arms 5, the hinge arms 5 and driving hinge arms 4 connections, the driving hinge arms 4 are connected with workbench 2 and drive device 3, and the drive device 3 is located at base 1, the compression Arm 6 and driving hinge arms 4 pivot of optional position setting can rotate on workbench 2.
Further, the workbench 2 is provided with locating surface 8, the first rotating hole and the second rotating hole, first rotation Hole is connected by the first rotary shaft 9 with hinge arms 4 are driven, and second rotating hole is connected by the second rotary shaft 10 with clamping arm 6 Connect, the locating surface 8 can be connected with clamping arm 6.
Further, the drive device 3 is cylinder, and described cylinder is connected by cylinder fixed arm 11 with base 1.
Further, the clamping arm 6 is provided with strut kong 12, and described strut kong 12 is connected with depression bar 7, the pressure Sensor or displacement transducer are connected with indicator or display, indicate and/or warn the compression dynamics of depression bar 7 in real time.
Further, the clamping arm 6 is provided with bolt 13 and alignment pin 14, and described bolt 13 can be with strut kong 12 The depression bar 7 of the inside is connected, and described alignment pin 14 can be connected with hinge arms 4 are driven.
Further, the driving hinge arms 4 are provided with the first rotating hole, the second rotating hole and the 3rd rotating hole, described The first rotating hole be connected with the first rotary shaft 9, the connection that second rotating hole is installed by the 3rd rotary shaft 15 with cylinder First 16 connection, the 3rd rotating hole is connected by the 4th rotary shaft 17 with hinge arms 5.
Further, the hinge arms 5 are provided with rotating hole, and described rotating hole is connected by rotary shaft 18 with clamping arm 6 Connect.
Further, the depression bar 7 is provided with pressure head 19;The pressure head 19 includes spherical head or square ram or taper The pressure head of pressure head or irregular shape imitates the pressure head of shape of product to be compressed or with rapid plug structure, being capable of fast assembling-disassembling Portable pressure head.
Further, the pressure head 19 is enclosed with one layer of rubber 20, and described rubber 20 is connected by adhesive tape with pressure head 19.
Further, the bolt 13 is enclosed with one layer of rubber or plastics, and the surface of the rubber or plastics is provided with anti- Sliding line, the anti-slip veins are rough semi arch or lines.
Specific embodiment:
User uses the present invention, a kind of floating hold-down mechanism, when in use, by toward compressed gas are input into cylinder, by compressing Gas cumulative produces air pressure to promote piston, ejects piston rod, and piston rod is driven by connector and drive hinge arms in ejection Rise, driving hinge arms is rotated around the first rotary shaft, while promoting hinge arms, hinge arms is risen extruding clamping arm, make pressure Tight arm declines around the second rotary shaft, vertical with locating surface to be connected, and makes pressure head workpiece pressing or the product above clamping arm, while rotation The driving clamping arm for turning and positioning pin connection, stop the rotation;When cylinder stops compressed gas being input into, by the reset inside cylinder Spring driving piston rod is resetted, and piston rod is resetted to be driven by connector and drives hinge arms to decline around the rotation of the first rotary shaft, together Shi Ladong hinge arms, decline hinge arms and pull clamping arm, clamping arm is increased around the second rotary shaft, drive above clamping arm Pressure head is separated with workpiece or product.
Additionally, the indenter shape for using can be replaced, different workpiece or product are disclosure satisfy that, and the height of pressure head can be with Adjusted by the bolt above clamping arm, when bolt is unscrewed, upper-lower position of the mobile depression bar inside strut kong makes pressure head Raise or decline, then tighten bolt, fix depression bar;In addition, be enclosed with one layer of rubber on pressure head, can protect workpiece or Product is reduced and damaged, and can be changed when itself is damaged;And anti-slip veins are provided with bolt, by increasing capacitance it is possible to increase operation relax It is suitable.
The above, specific embodiment only of the invention, but protection scope of the present invention is not limited thereto, and it is any Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all contain Cover within protection scope of the present invention.Therefore, protection scope of the present invention described should be defined by scope of the claims.

Claims (10)

1. a kind of floating hold-down mechanism, including base(1), workbench(2), drive device(3)And hold-down mechanism, the base (1)Connecting working table(2), the workbench(2)It is connected with hold-down mechanism, the hold-down mechanism and drive device(3)Connection, its It is characterised by:The hold-down mechanism includes driving hinge arms(4), hinge arms(5), clamping arm(6)And depression bar(7), the depression bar (7)Clamping arm is connected by pressure sensor or displacement transducer(6), the clamping arm(6)With workbench(2)And hinge arms (5)Connection, the hinge arms(5)With driving hinge arms(4)Connection, the driving hinge arms(4)With workbench(2)Filled with driving Put(3)Connection, the drive device(3)Positioned at base(1), the clamping arm(6)With driving hinge arms(4)Can be around workbench (2)The pivot rotation that upper optional position is set.
2. a kind of floating hold-down mechanism according to claim 1, it is characterised in that:The workbench(2)It is provided with positioning Face(8), the first rotating hole and the second rotating hole, first rotating hole passes through the first rotary shaft(9)With driving hinge arms(4)Even Connect, second rotating hole passes through the second rotary shaft(10)With clamping arm(6)Connection, the locating surface(8)Can be with clamping arm (6)Contact connection is separated.
3. a kind of floating hold-down mechanism according to claim 1, it is characterised in that:The drive device(3)It is cylinder, institute The cylinder stated passes through cylinder fixed arm(11)With base(1)Connection.
4. a kind of floating hold-down mechanism according to claim 1, it is characterised in that:The clamping arm(6)It is provided with depression bar Hole(12), described strut kong(12)With depression bar(7)Connection, the pressure sensor or displacement transducer and indicator or display Connection, indicates and/or warning depression bar in real time(7)Compression dynamics.
5. a kind of floating hold-down mechanism according to claim 1, it is characterised in that:The clamping arm(6)Bolt is installed (13)And alignment pin(14), described bolt(13)Can be with strut kong(12)The depression bar of the inside(7)Connection, described alignment pin (14)Can be with driving hinge arms(4)Connection.
6. a kind of floating hold-down mechanism according to claim 1, it is characterised in that:The driving hinge arms(4)It is provided with First rotating hole, the second rotating hole and the 3rd rotating hole, the first described rotating hole and the first rotary shaft(9)Connection, described the Two rotating holes pass through the 3rd rotary shaft(15)The connector installed with cylinder(16)Connection, the 3rd rotating hole is by the 4th rotation Rotating shaft(17)With hinge arms(5)Connection.
7. a kind of floating hold-down mechanism according to claim 1, it is characterised in that:The hinge arms(5)It is provided with rotation Hole, described rotating hole passes through rotary shaft(18)With clamping arm(6)Connection.
8. a kind of floating hold-down mechanism according to claim 1, it is characterised in that:The depression bar(7)It is provided with pressure head (19);Described pressure head(19)Pressure head including spherical head or square ram or conical indenter or irregular shape imitative is waited to press The pressure head of tight shape of product or with rapid plug structure, is capable of the portable pressure head of fast assembling-disassembling.
9. a kind of floating hold-down mechanism according to claim 8, it is characterised in that:The pressure head(19)It is enclosed with one layer of rubber Glue(20), described rubber(20)By double faced adhesive tape or viscose glue or interference fit or plug draw-in groove and pressure head(19)Connection.
10. a kind of floating hold-down mechanism according to claim 5, it is characterised in that:The bolt(13)It is enclosed with one layer The surface of rubber or plastics, the rubber or plastics is provided with anti-slip veins, and the anti-slip veins are rough semi arch or line Bar.
CN201611189186.5A 2016-12-21 2016-12-21 A kind of floating hold-down mechanism Pending CN106736746A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611189186.5A CN106736746A (en) 2016-12-21 2016-12-21 A kind of floating hold-down mechanism

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Application Number Priority Date Filing Date Title
CN201611189186.5A CN106736746A (en) 2016-12-21 2016-12-21 A kind of floating hold-down mechanism

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107671470A (en) * 2017-08-22 2018-02-09 江苏北人机器人系统股份有限公司 A kind of loading assembly
CN108481049A (en) * 2018-02-01 2018-09-04 东莞市天合机电开发有限公司 A kind of automobile crane fixed clamping device
CN109503303A (en) * 2018-10-30 2019-03-22 贵州全安密灵科技有限公司 A kind of electric detonator payment to a porter press-connection machine
CN113857365A (en) * 2021-10-08 2021-12-31 马鞍山众翌科技有限公司 A robot automatic riveting workstation and its implementation method
CN114227820A (en) * 2021-12-24 2022-03-25 康士得(安徽)家具有限公司 Furniture wooden board cutting device
CN119609049A (en) * 2024-12-19 2025-03-14 宁波旭升集团股份有限公司 A rotary riveting device

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CN106002409A (en) * 2016-07-21 2016-10-12 桐乡守敬应用技术研究院有限公司 Swing chuck mechanism
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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107671470A (en) * 2017-08-22 2018-02-09 江苏北人机器人系统股份有限公司 A kind of loading assembly
CN108481049A (en) * 2018-02-01 2018-09-04 东莞市天合机电开发有限公司 A kind of automobile crane fixed clamping device
CN109503303A (en) * 2018-10-30 2019-03-22 贵州全安密灵科技有限公司 A kind of electric detonator payment to a porter press-connection machine
CN109503303B (en) * 2018-10-30 2024-01-23 贵州全安密灵科技有限公司 Electronic detonator leg wire crimping machine
CN113857365A (en) * 2021-10-08 2021-12-31 马鞍山众翌科技有限公司 A robot automatic riveting workstation and its implementation method
CN114227820A (en) * 2021-12-24 2022-03-25 康士得(安徽)家具有限公司 Furniture wooden board cutting device
CN119609049A (en) * 2024-12-19 2025-03-14 宁波旭升集团股份有限公司 A rotary riveting device

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Application publication date: 20170531