CN206982205U - The frock clamp of high accuracy positioning - Google Patents
The frock clamp of high accuracy positioning Download PDFInfo
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- CN206982205U CN206982205U CN201720867067.4U CN201720867067U CN206982205U CN 206982205 U CN206982205 U CN 206982205U CN 201720867067 U CN201720867067 U CN 201720867067U CN 206982205 U CN206982205 U CN 206982205U
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- hole
- latch
- locating piece
- workpiece
- high accuracy
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Abstract
The utility model discloses a kind of frock clamp of high accuracy positioning, including locating piece, its first surface is provided with least one locating dowel for protruding from locating piece, and locating dowel is plugged on the internal chamber wall of workpiece；Positioning machine table, it is provided with base and drive mechanism, several installation stations are provided with base, up to protrusion is provided with a latch to installation station less, a linkage board is provided with the telescopic end of drive mechanism, linkage board both ends, which respectively upwardly extend, is provided with a pull bar for carrying pressure head, and pull bar runs through base, and pressure head protrudes from installation station；At least one through hole is provided through on locating piece, pull bar is movably arranged in through hole, and pressure head selection sexual oppression is provided with least one hole position being adapted to latch on through hole, on locating piece, and latch is plugged in hole position.The utility model realizes fast accurate positioning of the workpiece on machine table in a short time, and workpiece and machine table position fit tolerance are small, improve the machining accuracy of workpiece.
Description
Technical field
NC milling technical field is the utility model is related to, more specifically, the utility model is related to a kind of high-precision
Spend the frock clamp of positioning.
Background technology
, it is necessary to which clamping is had into the locating piece location and installation of workpiece to be processed in machine table in traditional Milling Process technique
On, positioning precision of the locating piece on machine table, the machining accuracy of workpiece is directly determined, and in the prior art, locating piece
Position gap on machine table is larger, workpiece position of related features skew accumulation on machine table, ultimately results in the public affairs of workpiece
Difference have accumulated each station position error and mismachining tolerance so that workpiece size precision room for promotion limits, the machining accuracy of workpiece
Decline, influence product quality.
Utility model content
A purpose of the present utility model is that solve at least the above, and provides the advantages of at least will be described later.
The utility model also has a purpose to be to provide a kind of frock clamp of high accuracy positioning, realizes work in a short time
Fast accurate positioning of the part on machine table, workpiece and machine table position fit tolerance are small, improve the processing essence of workpiece
Degree.
In order to realize according to these purposes of the present utility model and further advantage, there is provided a kind of frock of high accuracy positioning
Fixture, including：
Locating piece, its first surface are provided with least one locating dowel for protruding from the locating piece, and workpiece is arranged on institute
State on the first surface of locating piece, the locating dowel is plugged on the internal chamber wall of the workpiece；
Positioning machine table, it is provided with base and drive mechanism, and several installation stations, the peace are provided with the base
At least protrusion is provided with a latch on dress station, and a linkage board, the linkage are provided with the telescopic end of the drive mechanism
Plate both ends, which respectively upwardly extend, is provided with a pull bar for carrying pressure head, and the pull bar runs through the base, and the pressure head protrudes from institute
State installation station；
Wherein, the locating piece is arranged on the installation station, is provided through on the locating piece at least one logical
Hole, the pull bar are movably arranged in the through hole, and the pressure head selects sexual oppression to be set on the through hole on the locating piece
At least one hole position being adapted to the latch is equipped with, the latch is plugged in the hole position.
Preferably, the second surface of the locating piece offers two parallel conduits, and the conduit is fastened on board,
The conduit direction is consistent with the locating piece length direction.
Preferably, the first locating dowel and the second locating dowel, first locating dowel and second are provided with the locating piece
Locating dowel protrudes from the locating piece first surface certain distance, and first locating dowel with the second locating dowel is discrete is located at two
In the individual conduit.
Preferably, it is arranged at intervals with the first hole position and the second hole position on the boss among two conduits, described first
Hole position and the second hole position position are in same straight line, and the diameter of first hole position is more than the diameter of second hole position.
Preferably, the length direction both sides of the installation station are provided with the first latch and the second latch, first bullet
Lock and the second latch protrude from the certain distance of the base first surface, and the diameter of first latch is more than second bullet
The diameter of lock, first latch are selectively plugged in first hole position, and second latch is selectively plugged in described
In second hole position.
Preferably, erector's bit width direction both sides are respectively arranged with a press strip, and each press strip is parallel to each other,
The press strip is fastened in the conduit.
Preferably, it is respectively arranged with one on the second surface of the locating piece of first latch and the second latch lower end
Individual lock button, the stroke of latch described in the lock button control.
Preferably, two the first axis holes and the second axis hole for running through base are each arranged at intervals with installation station, it is described
First axis hole and the second axis hole are between first latch and the second latch, and the diameter of first axis hole is more than described
The diameter of second axis hole.
Preferably, first through hole and second are arranged at intervals with the boss between first hole position and the second hole position
Through hole, the through hole include a circular hole and the clamping seat penetrated with described hole, and the aperture of the clamping seat is less than institute
State the aperture of hole, and the clamping seat extends certain distance by described hole, the bearing of trend of the clamping seat with it is described convex
Platform length direction is consistent, and the pressure head selects sexual oppression on the clamping seat.
The utility model comprises at least following beneficial effect：
1st, the position fit precision of locating piece and machine table is high, and workpiece is not easy play, reduces workpiece on board
The cumulative limit of processing, so as to improve the machining accuracy of workpiece；
2nd, positioning block structure is simple, the positioning method of locating piece and board and to seize mode on both sides by the arms convenient, improves workpiece assembling
Efficiency, workpiece quick-clamping mode on board produce flowing, lift production line efficiency, and unit processing can realize that more caves are quick
Clamping, lift board utilization rate.
Further advantage, target and feature of the present utility model embody part by following explanation, and part will also pass through
Research of the present utility model and practice are understood by the person skilled in the art.
Brief description of the drawings
Fig. 1 is the structural representation of locating piece；
Fig. 2 is the structural representation of base first surface；
Fig. 3 is the structural representation of base second surface；
Fig. 4 is drive mechanism and the mounting structure schematic diagram of base.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to explanation
Book word can be implemented according to this.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein do not allot one or more
The presence or addition of individual other elements or its combination.
The utility model electricity provides a kind of frock clamp of high accuracy positioning, as Figure 1-4, including：Locating piece 400
And positioning machine table, by clamping on locating piece 400, locating piece 400 is positioned on installation positioning machine table workpiece 600.
Specifically, locating piece 400 is rectangular parallelepiped structure, the first locating dowel 410 and second is arranged at intervals with locating piece 400
Locating dowel 420, the first locating dowel 410 and the second locating dowel 420 protrude from the first surface certain distance of locating piece 400, workpiece peace
On the first surface of locating piece 400, the first locating dowel 410 and the second locating dowel 420 are plugged on the internal chamber wall of workpiece, from
And by the quick location and installation of workpiece on locating piece 400, the clamping efficiency of workpiece is improved, meanwhile, the first locating dowel 410 and
Two locating dowels 420 serve the effect of fixed workpiece, avoid workpiece from being moved on locating piece.
Positioning machine table includes：Base 100, contiguous block 200 and drive mechanism 300, the both ends of base 100 are fixedly installed respectively
There is contiguous block 200, contiguous block 200 is arranged in platform body；Base 100 is rectangular parallelepiped structure, in the first surface of base 100
Several installation stations are provided with, installation station fixes workpiece to be processed for installing, and in the present embodiment, is grown along base 100
Degree direction is symmetrically arranged with three installation stations, to realize quick-clamping of the workpiece in more caves, lifts board utilization rate, Jin Erti
High workpiece processing efficiency.The length direction both sides of installation station are provided with the first latch 120 and the second latch 130, the first latch
120 and second latch 130 protrude from the certain distance of the first surface of base 100, the first latch 120 and the second latch 130 are used for
Fast positioning is carried out to the locating piece 400 on installation station.
The second surface of locating piece 400 offers two parallel conduits 430, conduit direction and the length side of locating piece 400
To consistent.Corresponding, erector's bit width direction both sides are respectively arranged with a press strip 190, and each press strip 190 is parallel to each other, pressure
Bar 190 is fastened in conduit 430, the first locating dowel 410 and the second locating dowel 420 is discrete is located in two conduits.Two conduits
The first hole position 460 and the second hole position 470, the first hole position 460 and the second hole position 470 are arranged at intervals with boss 480 among 430
Position is in same straight line.
First latch 120 and the second latch 130 are plugged in the corresponding hole position 470 of first hole position 460 and second, so as to real
Existing positioning of the workpiece on board, the installation effectiveness of workpiece is improved, meanwhile, latch effectively prevent shifting of the workpiece on board
It is dynamic, realize that workpiece quick-clamping mode on board produces flowing, lift production line efficiency.And first latch 120 diameter it is big
In the diameter of the second latch 130, the diameter of the first hole position 460 is more than the diameter of the second hole position 470, to distinguish workpiece on board
The front and back position relation of installation, while reduce the installation gap of workpiece and board, improve installation and processing of the workpiece on board
Precision.
Each install is arranged at intervals with two the first axis holes 151 and the second axis hole 152 for running through base 100 on station, and two
Individual axis hole is disposed on the base 100 between the first latch 120 and the second latch 130, the first axis hole 151 and the second axis hole
152 between the first latch 120 and the second latch 130, and the diameter of the first axis hole 151 is more than the diameter of the second axis hole 152.
It is logical that first through hole 440 and second is arranged at intervals with boss 480 between first hole position 460 and the second hole position 470
Hole 450, and first through hole 440 is identical with the structure of the second through hole 450, the size of first through hole 440 is more than the second through hole 450
Size, first through hole 440 include a circular hole 441 and the clamping seat 442 penetrated with hole 441, the aperture of clamping seat 442
Less than the aperture of hole 441, and clamping seat 442 extends certain distance, the bearing of trend and boss of clamping seat 442 by hole 441
480 length directions are consistent.
Drive mechanism 300 is straight line driving mechanism, and is arranged on the second surface of base 100, specifically, drive mechanism
A linkage board 310 is provided with 300 telescopic end, the both ends of linkage board 310 respectively upwardly extend be provided with one with pressure head first
The pull bar 140 of pull bar 110 and second, between hole aperture and clamping bore footpath, the activity of the first pull bar 110 is set the diameter of pressure head
Put in the first axis hole 151, the pull bar of the second pull bar 140 is movably arranged in the second axis hole 152, and the first pull bar 110 and second is drawn
Bar 140 protrudes from installation station, and the pressure head diameter on the first axis hole 151 is more than the pressure head diameter on the second pull bar 140.
When locating piece 400 is arranged on installation station, press strip 190 is fastened in conduit 430, and the first pull bar 110 is upward
Hole through in first through hole 440, the second pull bar 140 are upward through the hole in the second through hole 450, locating piece 400 second
Boss 480 on surface presses down on the first latch 120 and the second latch 130 so that the first latch 120 and the second latch 130
Retracting downwardly into base 100, boss 480 is fitted on the first surface of base 100, hereafter, the negative side of the extension to clamping seat
To promoting locating piece 400, until the first hole position 460 is moved to the upper end of the first latch 120, the card release that upsprings of the first latch 120 is set
In the first hole position 460, the second latch 130 is moved to the upper end of the second hole position 470, and the second latch 130, which pops up, is fastened on
In two hole positions 470, movable press head to clamping seat upper end, so as to which locating piece 400 be set on base 100.Hereafter, control is driven
Motivation structure 300 pulls down, the first pull bar 110 of synchronous drop-down of linkage board 310 and the second pull bar 140, pressure head support relative to card
On joint chair, whole locating piece is pushed, so that workpiece is fixed on installation station, effectively prevent workpiece in base 100
On play up and down, it is achieved thereby that workpiece on board fast positioning install, installation positioning after, workpiece steadily be fixed on peace
Fill on station, it is not easily shifted to cause a deviation.Meanwhile the position gap between hole position and latch is no more than 0.004mm, reduces work
The cumulative limit that part is processed on board, so as to improve the machining accuracy of workpiece and product quality.
Lock button is respectively arranged with the second surface of the locating piece 400 of first latch 120 and the lower end of the second latch 130
121st, 131, the stroke of button control latch is latched, after the completion of work pieces process, control lock button, by the He of the first latch 120
Second latch 130 bounces back, and is unlocked from the first hole position 460 and the second hole position 470, and opposite direction promotes locating piece 400, you can will be fixed
Position block 400 is removed from installation station, carries out next procedure of processing.
From the above mentioned, the position fit precision of locating piece 400 and machine table is high, and workpiece is not easy play, reduces work
The cumulative limit that part is processed on board, so as to improve the machining accuracy of workpiece；Meanwhile locating piece 400 is simple in construction, positioning
The positioning method of block 400 and board and to seize mode on both sides by the arms convenient, improves workpiece efficiency of assembling, workpiece quick-clamping side on board
Formula production flowing, lifts production line efficiency, and unit processing can realize more cave quick-clampings, lift board utilization rate.
Although embodiment of the present utility model is disclosed as above, it is not restricted in specification and embodiment
Listed utilization, it can be applied to various suitable fields of the present utility model completely, for those skilled in the art,
Other modification is easily achieved, therefore under the universal limited without departing substantially from claim and equivalency range, this reality
Specific details is not limited to new and shown here as the legend with description.
Claims (9)
- A kind of 1. frock clamp of high accuracy positioning, it is characterised in that including：Locating piece, its first surface are provided with least one locating dowel for protruding from the locating piece, and it is described fixed that workpiece is arranged on On the first surface of position block, the locating dowel is plugged on the internal chamber wall of the workpiece；Positioning machine table, it is provided with base and drive mechanism, and several installation stations, the erector are provided with the base At least protrusion is provided with a latch on position, and a linkage board, the linkage board two are provided with the telescopic end of the drive mechanism End, which respectively upwardly extends, is provided with a pull bar for carrying pressure head, and the pull bar runs through the base, and the pressure head protrudes from the peace Fill station；Wherein, the locating piece is arranged on the installation station, and at least one through hole, institute are provided through on the locating piece State pull bar to be movably arranged in the through hole, the pressure head selects sexual oppression to be provided with the locating piece on the through hole At least one hole position being adapted to the latch, the latch are plugged in the hole position.
- 2. the frock clamp of high accuracy positioning as claimed in claim 1, it is characterised in that the second surface of the locating piece is opened Provided with two parallel conduits, the conduit is fastened on board, and the conduit direction is consistent with the locating piece length direction.
- 3. the frock clamp of high accuracy positioning as claimed in claim 2, it is characterised in that be provided with first on the locating piece Locating dowel and the second locating dowel, first locating dowel and the second locating dowel protrude from the spacing of locating piece first surface one From, and first locating dowel with the second locating dowel is discrete is located in two conduits.
- 4. the frock clamp of high accuracy positioning as claimed in claim 3, it is characterised in that the boss among two conduits On be arranged at intervals with the first hole position and the second hole position, first hole position and the second hole position are in same straight line, first hole The diameter of position is more than the diameter of second hole position.
- 5. the frock clamp of high accuracy positioning as claimed in claim 4, it is characterised in that the length direction of the installation station Both sides are provided with the first latch and the second latch, and first latch and the second latch protrude from the one of the base first surface Set a distance, the diameter of first latch are more than the diameter of second latch, and first latch is selectively plugged in described In first hole position, second latch is selectively plugged in second hole position.
- 6. the frock clamp of high accuracy positioning as claimed in claim 5, it is characterised in that erector's bit width direction two Side is respectively arranged with a press strip, and each press strip is parallel to each other, and the press strip is fastened in the conduit.
- 7. the frock clamp of high accuracy positioning as claimed in claim 6, it is characterised in that first latch and the second latch A lock button is respectively arranged with the second surface of the locating piece of lower end, latch described in the lock button control Stroke.
- 8. the frock clamp of high accuracy positioning as claimed in claim 7, it is characterised in that be arranged at intervals on each installation station There are two the first axis holes and the second axis hole for running through base, first axis hole and the second axis hole are located at first latch and the Between two latches, and the diameter of first axis hole is more than the diameter of second axis hole.
- 9. the frock clamp of high accuracy positioning as claimed in claim 8, it is characterised in that first hole position and the second hole position Between the boss on be arranged at intervals with first through hole and the second through hole, the through hole include a circular hole and with it is described The clamping seat of hole insertion, the aperture of the clamping seat is less than the aperture of described hole, and the clamping seat is prolonged by described hole Certain distance is stretched, the bearing of trend of the clamping seat is consistent with the land length direction, and the pressure head selects sexual oppression in institute State on clamping seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720867067.4U CN206982205U (en) | 2017-07-17 | 2017-07-17 | The frock clamp of high accuracy positioning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720867067.4U CN206982205U (en) | 2017-07-17 | 2017-07-17 | The frock clamp of high accuracy positioning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206982205U true CN206982205U (en) | 2018-02-09 |
Family
ID=61405254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720867067.4U Active CN206982205U (en) | 2017-07-17 | 2017-07-17 | The frock clamp of high accuracy positioning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206982205U (en) |
-
2017
- 2017-07-17 CN CN201720867067.4U patent/CN206982205U/en active Active
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