CN106112618A - A kind of workpiece side hold down gag - Google Patents
A kind of workpiece side hold down gag Download PDFInfo
- Publication number
- CN106112618A CN106112618A CN201610577162.0A CN201610577162A CN106112618A CN 106112618 A CN106112618 A CN 106112618A CN 201610577162 A CN201610577162 A CN 201610577162A CN 106112618 A CN106112618 A CN 106112618A
- Authority
- CN
- China
- Prior art keywords
- briquetting
- lever
- pull bar
- draw
- guide pin
- 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
Links
Classifications
-
- 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
- B23Q3/08—Work-clamping means other than mechanically-actuated
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The present invention provides a kind of workpiece side hold down gag, belongs to Machining Technology field.It includes balanced lever, left lever, right pull bar, left briquetting, right briquetting, the piston-rod lower end driving cylinder inserts in the first draw-in groove, and it is hinged by supporting shaft and balanced lever, left briquetting can slide up and down the upper end being arranged on left lever, left stage clip is arranged between left briquetting and left boss, left briquetting can slide up and down and be arranged on left supporting guide pin bushing, left draw-in groove is inserted in the lower end of left lever and the left end by left bearing pin and balanced lever is hinged, the middle-end of right pull bar is provided with right boss, right briquetting can slide up and down the upper end being arranged on right pull bar, right stage clip is arranged between right briquetting and right boss, right briquetting can slide up and down and be arranged on right supporting guide pin bushing, right draw-in groove is inserted in the lower end of right pull bar and the right-hand member by right bearing pin and balanced lever is hinged.The present invention realizes workpiece two side compression, and both sides thrust is identical, rational in infrastructure, good reliability.
Description
Technical field
The present invention relates to Machining Technology field, particularly to a kind of workpiece side hold down gag.
Background technology
Machining refers to the process being changed overall dimensions or the performance of workpiece by a kind of plant equipment.By adding
Difference in work mode can be divided into machining and pressure processing.In process of production, every change produces the shape of object, chi
Very little, position and character etc. so that it is the process becoming finished product or semi-finished product is referred to as technical process.It is the main portion of production process
Point.Technical process can be divided into again the technical processs such as casting, forging, punching press, welding, machining, assembling, manufacturing technology mistake
Journey generally refers to the machining work process of part and the summation of the assembling technology procedure of machine, and other processes are then referred to as auxiliary
Process, such as transport, take care of, power supply, maintenance of equipment etc..Technical process is again by one or several tactic works
Sequence composition, an operation is formed by by several work steps.In mechanical processing process, it is often required to use all kinds of fixture, fixture
It is to be used for fixing processing object during machine-building, is allowed to occupy correct position, to accept construction or the device of detection.Often
The both sides of workpiece are usually compressed by the workpiece work in-process seen by briquetting, but the pressure that current fixture is to workpiece both sides
Differing often occurs in clamp force, and affects work pieces process.
Summary of the invention
It is an object of the invention to provide a kind of workpiece side hold down gag, it is achieved to workpiece two side compression, both sides thrust phase
With, rational in infrastructure, good reliability.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of workpiece side hold down gag, it include support plinth, frame, trip bolt, driving cylinder, supporting shaft, left bearing pin,
Right bearing pin, balanced lever, left lever, right pull bar, left stage clip, right stage clip, left supporting guide pin bushing, right supporting guide pin bushing, left briquetting, right pressure
Block, left pressure pad, right pressure pad, described frame is arranged on support plinth by trip bolt, described driving cylinder include cylinder body and
Piston rod, described cylinder body is fixed in frame, and the middle-end of described balanced lever is provided with the first draw-in groove, the two of described balanced lever
End is provided with left draw-in groove and right draw-in groove, and the piston-rod lower end of described driving cylinder inserts in the first draw-in groove, and passes through supporting shaft
Hinged with balanced lever, described left supporting guide pin bushing is vertically installed on the left of frame, and the middle-end of described left lever is provided with left boss,
Described left briquetting can slide up and down the upper end being arranged on left lever, and described left stage clip is arranged between left briquetting and left boss, institute
State the threaded upper ends of left lever to connect and have locking nut, described left briquetting to slide up and down to be arranged on left supporting guide pin bushing, described
Left draw-in groove is inserted in the lower end of left lever and the left end by left bearing pin and balanced lever is hinged, and described right supporting guide pin bushing is vertically-mounted
On the right side of frame, the middle-end of described right pull bar is provided with right boss, and described right briquetting can slide up and down and be arranged on right pull bar
Upper end, described right stage clip is arranged between right briquetting and right boss, and the threaded upper ends of described right pull bar connects locking nut, institute
State right briquetting to slide up and down and be arranged on right supporting guide pin bushing, the lower end of described right pull bar insert right draw-in groove and by right bearing pin with
The right-hand member of balanced lever is hinged, and described left pressure pad is arranged on left briquetting, and described right pressure pad is arranged on right briquetting.
Further, described left supporting guide pin bushing and right supporting guide pin bushing are both provided with supporting chuck.
Further, the locking nut quantity described left lever and right pull bar connected is two.
Compared to the prior art the present invention, has the following advantages and effect: driving cylinder action, piston rod passes through balance bar
Bar drives left lever and right pull bar to move downward, and left lever and right pull bar drive left briquetting and right briquetting to move downward, left pressure pad
The compression to workpiece is realized with right pressure pad.When the thrust at workpiece two ends is unequal, balanced lever will turn around supporting shaft
It is dynamic, until left pressure pad is identical with right pressure pad thrust.After work pieces process completes, piston rod drives balanced lever upwards to transport
Dynamic, workpiece is unclamped by left pressure pad and right pressure pad.It is both provided with on left supporting guide pin bushing and right supporting guide pin bushing supporting chuck, improves a left side
Supporting guide pin bushing and the stability of right supporting guide pin bushing, the most left briquetting and the upper and lower easy motion of right briquetting.Institute's pull bar and right pull bar
The locking nut quantity of upper connection is two, is conducive to left briquetting and the locking of right briquetting, effective.The present invention realizes right
Workpiece two side compression, both sides thrust is identical, rational in infrastructure, good reliability.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
In figure: 1. support plinth, 2. frame, 3. trip bolt, 4. drive cylinder, 5. supporting shaft, the most left bearing pin, the 7. right side
Bearing pin, 8. balanced lever, 9. left lever, the rightest pull bar, 11. left stage clips, 12. right stage clips, 13. left supporting guide pin bushings, 14. right
Hold guide pin bushing, 15. left briquettings, 16. right briquettings, 17. left pressure pads, 18. right pressure pads, 19. cylinder bodies, 20. piston rods, 21. first draw-in grooves,
22. left draw-in grooves, 23. right draw-in grooves, 24. left boss, 25. right boss, 26. supporting chuck, 27. locking nuts.
Detailed description of the invention
The present invention is described in further detail below in conjunction with the accompanying drawings and by embodiment, and following example are to this
Bright explanation and the invention is not limited in following example.
As it is shown in figure 1, a kind of workpiece side hold down gag, it includes support plinth 1, frame 2, trip bolt 3, drives cylinder
4, supporting shaft 5, left bearing pin 6, right bearing pin 7, balanced lever 8, left lever 9, right pull bar 10, left stage clip 11, right stage clip 12, a left side
Holding guide pin bushing 13, right supporting guide pin bushing 14, left briquetting 15, right briquetting 16, left pressure pad 17, right pressure pad 18, described frame 2 is by fastening spiral shell
Nail 3 is arranged on support plinth 1, and described driving cylinder 4 includes that cylinder body 19 and piston rod 20, described cylinder body 19 are fixed on frame 2
In, the middle-end of described balanced lever 8 is provided with the first draw-in groove 21, and the two ends of described balanced lever 8 are provided with left draw-in groove 22 and the right side
Draw-in groove 23.Piston rod 20 lower end of described driving cylinder 4 is inserted in the first draw-in groove 21, and by supporting shaft 5 and balanced lever 8
Hinged.Described left supporting guide pin bushing 13 is vertically installed on the left of frame 2, and the middle-end of described left lever 9 is provided with left boss 24, described
Left briquetting 15 can slide up and down the upper end being arranged on left lever 9, described left stage clip 11 be arranged on left briquetting 15 and left boss 24 it
Between, the threaded upper ends of described left lever 9 connects to be had locking nut 27, described left briquetting 15 to slide up and down to be arranged on left supporting and lead
On set 13, left draw-in groove 22 is inserted in the lower end of described left lever 9 and the left end by left bearing pin 6 and balanced lever 8 is hinged.The described right side
Supporting guide pin bushing 14 is vertically installed at the right side of frame 2, and the middle-end of described right pull bar 10 is provided with right boss 25, described right briquetting 16
Can slide up and down the upper end being arranged on right pull bar 10, described right stage clip 12 is arranged between right briquetting 16 and right boss 25, described
The threaded upper ends of right pull bar 10 connects has locking nut 27, described right briquetting 16 can slide up and down and be arranged on right supporting guide pin bushing 14
On, the lower end of described right pull bar 10 inserts right draw-in groove 23 and the right-hand member by right bearing pin 7 and balanced lever 8 is hinged, described left pressure
Pad 17 is arranged on left briquetting 15, and described right pressure pad 18 is arranged on right briquetting 16.Described left supporting guide pin bushing 13 and right supporting are led
It is both provided with on set 14 supporting chuck 26, improves left supporting guide pin bushing 13 and the stability of right supporting guide pin bushing 14, the most left pressure
Block 15 and right briquetting about 16 easy motion.Locking nut 27 quantity connected on described left lever 9 and right pull bar 10 is two
Individual, be conducive to left briquetting 15 and the locking of right briquetting 16, effective.
By technique scheme, when one workpiece side hold down gag of the present invention uses, drive cylinder 4 action, piston rod
20 drive left lever 9 and right pull bar 10 to move downward by balanced lever 8, and left lever 9 and right pull bar 10 drive left briquetting 15 He
Right briquetting 16 moves downward, and left pressure pad 17 and right pressure pad 18 realize the compression to workpiece.When the thrust at workpiece two ends is unequal
Time, balanced lever 8 will rotate around supporting shaft 5, until left pressure pad 17 is identical with right pressure pad 18 thrust.When workpiece adds
After work completes, piston rod 20 drives balanced lever 8 to move upward, and workpiece is unclamped by left pressure pad 17 and right pressure pad 18.The present invention is real
Now to workpiece two side compression, both sides thrust is identical, rational in infrastructure, good reliability.
Above content described in this specification is only illustration made for the present invention.Technology belonging to the present invention
Described specific embodiment can be made various amendment or supplements or use similar mode by the technical staff in field
Substitute, without departing from the content of description of the invention or surmount scope defined in the claims, all should be belonged to this
The protection domain of invention.
Claims (3)
1. a workpiece side hold down gag, it is characterised in that: it includes support plinth, frame, trip bolt, driving cylinder, props up
Consign axle, left bearing pin, right bearing pin, balanced lever, left lever, right pull bar, left stage clip, right stage clip, left supporting guide pin bushing, right supporting is led
Set, left briquetting, right briquetting, left pressure pad, right pressure pad, described frame is arranged on support plinth by trip bolt, described driving
Cylinder includes that cylinder body and piston rod, described cylinder body are fixed in frame, and the middle-end of described balanced lever is provided with the first draw-in groove, institute
The two ends stating balanced lever are provided with left draw-in groove and right draw-in groove, and the piston-rod lower end of described driving cylinder inserts in the first draw-in groove,
And hinged by supporting shaft and balanced lever, described left supporting guide pin bushing is vertically installed on the left of frame, in described left lever
End is provided with left boss, and described left briquetting can slide up and down the upper end being arranged on left lever, and described left stage clip is arranged on left briquetting
With between left boss, the threaded upper ends of described left lever connects has locking nut, described left briquetting can slide up and down and be arranged on a left side
On supporting guide pin bushing, the lower end of described left lever inserts left draw-in groove and the left end by left bearing pin and balanced lever is hinged, the described right side
Supporting guide pin bushing is vertically installed at the right side of frame, and the middle-end of described right pull bar is provided with right boss, and described right briquetting can go up downslide
The dynamic upper end being arranged on right pull bar, described right stage clip is arranged between right briquetting and right boss, the threaded upper ends of described right pull bar
Connecting and have locking nut, described right briquetting to slide up and down to be arranged on right supporting guide pin bushing, the right side is inserted in the lower end of described right pull bar
Draw-in groove the right-hand member by right bearing pin and balanced lever are hinged, and described left pressure pad is arranged on left briquetting, and described right pressure pad is installed
On right briquetting.
A kind of workpiece side hold down gag the most according to claim 1, it is characterised in that: described left supporting guide pin bushing and right supporting
It is both provided with on guide pin bushing supporting chuck.
A kind of workpiece side hold down gag the most according to claim 1, it is characterised in that: connect on described left lever and right pull bar
The locking nut quantity connect is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610577162.0A CN106112618A (en) | 2016-07-21 | 2016-07-21 | A kind of workpiece side hold down gag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610577162.0A CN106112618A (en) | 2016-07-21 | 2016-07-21 | A kind of workpiece side hold down gag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106112618A true CN106112618A (en) | 2016-11-16 |
Family
ID=57290014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610577162.0A Pending CN106112618A (en) | 2016-07-21 | 2016-07-21 | A kind of workpiece side hold down gag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106112618A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107263168A (en) * | 2017-06-27 | 2017-10-20 | 鹰普（中国）有限公司 | A kind of balanced pressing device of hydraulic floating formula |
| CN107825195A (en) * | 2017-12-15 | 2018-03-23 | 浙江青霄科技股份有限公司 | Novel pneumatic fixture |
| CN107877225A (en) * | 2017-12-15 | 2018-04-06 | 浙江青霄科技股份有限公司 | Special pneumatic fixture |
| CN108296829A (en) * | 2018-03-15 | 2018-07-20 | 合肥达因汽车空调有限公司 | A kind of fixture for the processing of automobile air conditioner compressor rear cover |
| CN110645243A (en) * | 2018-06-27 | 2020-01-03 | 大族激光科技产业集团股份有限公司 | Pressing device |
| CN112475989A (en) * | 2020-11-13 | 2021-03-12 | 任世林 | Floating pressing mechanism for machining clamping workpiece |
| CN113021042A (en) * | 2021-03-26 | 2021-06-25 | 中航飞机起落架有限责任公司 | Lever balance tensioning clamp and using method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1007900A1 (en) * | 1980-06-09 | 1983-03-30 | Горьковский Автомобильный Завод | Self-centering clamping device |
| CN203650319U (en) * | 2013-11-25 | 2014-06-18 | 重庆盾铭电磁阀有限公司 | Clamping device with balance arm |
| CN104325317A (en) * | 2014-10-09 | 2015-02-04 | 常州西夏墅工具产业创业服务中心 | Single-piece linkage clamping mechanism |
| CN105522418A (en) * | 2014-09-30 | 2016-04-27 | 洛阳拖研动力科技有限公司 | Groove milling clamp |
-
2016
- 2016-07-21 CN CN201610577162.0A patent/CN106112618A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1007900A1 (en) * | 1980-06-09 | 1983-03-30 | Горьковский Автомобильный Завод | Self-centering clamping device |
| CN203650319U (en) * | 2013-11-25 | 2014-06-18 | 重庆盾铭电磁阀有限公司 | Clamping device with balance arm |
| CN105522418A (en) * | 2014-09-30 | 2016-04-27 | 洛阳拖研动力科技有限公司 | Groove milling clamp |
| CN104325317A (en) * | 2014-10-09 | 2015-02-04 | 常州西夏墅工具产业创业服务中心 | Single-piece linkage clamping mechanism |
Non-Patent Citations (1)
| Title |
|---|
| 何祖舜等: "《机械设计与工艺手册》", 31 October 1989 * |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107263168A (en) * | 2017-06-27 | 2017-10-20 | 鹰普（中国）有限公司 | A kind of balanced pressing device of hydraulic floating formula |
| CN107825195A (en) * | 2017-12-15 | 2018-03-23 | 浙江青霄科技股份有限公司 | Novel pneumatic fixture |
| CN107877225A (en) * | 2017-12-15 | 2018-04-06 | 浙江青霄科技股份有限公司 | Special pneumatic fixture |
| CN108296829A (en) * | 2018-03-15 | 2018-07-20 | 合肥达因汽车空调有限公司 | A kind of fixture for the processing of automobile air conditioner compressor rear cover |
| CN110645243A (en) * | 2018-06-27 | 2020-01-03 | 大族激光科技产业集团股份有限公司 | Pressing device |
| CN110645243B (en) * | 2018-06-27 | 2021-10-15 | 大族激光科技产业集团股份有限公司 | Pressing device |
| CN112475989A (en) * | 2020-11-13 | 2021-03-12 | 任世林 | Floating pressing mechanism for machining clamping workpiece |
| CN113021042A (en) * | 2021-03-26 | 2021-06-25 | 中航飞机起落架有限责任公司 | Lever balance tensioning clamp and using method thereof |
| CN113021042B (en) * | 2021-03-26 | 2022-05-03 | 中航飞机起落架有限责任公司 | Lever balance tensioning clamp and using method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161116 |
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| WD01 | Invention patent application deemed withdrawn after publication |