CN209110647U - Workpiece locating mechanism - Google Patents
Workpiece locating mechanism Download PDFInfo
- Publication number
- CN209110647U CN209110647U CN201821973722.5U CN201821973722U CN209110647U CN 209110647 U CN209110647 U CN 209110647U CN 201821973722 U CN201821973722 U CN 201821973722U CN 209110647 U CN209110647 U CN 209110647U
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- China
- Prior art keywords
- clamping component
- rack
- positioning pin
- pivoted arm
- workpiece
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- 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.)
- Withdrawn - After Issue
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- 230000007246 mechanism Effects 0.000 title claims abstract description 26
- 210000002421 cell wall Anatomy 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 abstract description 6
- 238000003754 machining Methods 0.000 abstract description 3
- 230000000295 complement effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
A kind of workpiece locating mechanism, including rack, at least with the first clamping component of the first positioning pin, at least with the second clamping component of the second positioning pin, the axial line of first positioning pin and the second positioning pin is parallel to each other, first positioning pin and the second positioning pin can complement each other to form the fixed clamp to workpiece to be positioned, first clamping component and the second clamping component are able to be slidably arranged in rack relatively along the length extending direction of rack, the driving assembly for driving the first clamping component and the second clamping component to move in the opposite direction is additionally provided in rack.Two datum holes of workpiece to be positioned can be respectively correspondingly set on the first positioning pin and the second positioning pin, first clamping component and the second clamping component are clamped workpiece to two Slideslips, the position of workpiece has obtained regulatory, and the position of datum mark can be determined by two positioning pins, to solve the problems, such as that workpiece benchmark can not obtain, it is ensured that machining accuracy.
Description
Technical field
The utility model relates to a kind of workpiece locating mechanisms.
Background technique
When processing certain workpiece, the positioning datum of workpiece is the midpoint of two datum hole lines, the position of following process
Degree requires on the basis of this midpoint, however the structure of these workpiece is often more complicated, and positioning is relatively difficult, and the benchmark
In on workpiece, when processing is not difficult to determine the position of datum mark necessary being point, can not be directly referring to the datum mark, therefore again
Difficulty of processing is higher.
Summary of the invention
It, can be regulatory by the position of workpiece to be positioned, simultaneously the purpose of the utility model is to provide a kind of workpiece locating mechanism
It determines datum mark, facilitates the processing of workpiece to be positioned.
In order to achieve the above objectives, the technical solution adopted in the utility model is: a kind of workpiece locating mechanism, workpiece to be positioned
On at least there are two datum holes, the first clamping component including rack, at least with the first positioning pin at least has second to determine
Second clamping component of position pin, the axial line of first positioning pin and the second positioning pin are parallel to each other, first positioning pin
The fixed clamp to the workpiece to be positioned can be complemented each other to form with second positioning pin, first clamping component and
Second clamping component is able to be slidably arranged in the rack relatively along the length extending direction of the rack, the machine
The driving assembly for driving first clamping component and the second clamping component to move in the opposite direction is additionally provided on frame.
Preferably, driving assembly includes the pivoted arm being rotationally connected in the rack by rotary shaft, first folder
It is provided with first connecting rod between tight component and the pivoted arm, the one end of the first connecting rod is pivotally connected in institute by first axle
State on pivoted arm, the other end is pivotally connected in first clamping component, between second clamping component and the pivoted arm
It is provided with second connecting rod, the one end of the second connecting rod is pivotally connected on the pivoted arm by the second axis, the other end pivot
Axis connection is in second clamping component, and the first axle and the second axle position are in the two sides of the rotary shaft, the driving group
Part further includes the driving device for driving the pivoted arm rotation.
It is further preferred that first clamping component and second clamping component are in the length extension side of the rack
Upwards about the axisymmetry.
It is further preferred that the first axle and the relatively described axisymmetry of the second axis.
It is further preferred that the driving device includes hydraulic cylinder, the hydraulic cylinder includes being installed in the rack
Cylinder body, can the relatively described cylinder body push rod of straight reciprocating motion is done along the rack extending direction, the end of the push rod is supported
On the pivoted arm, the driving device further includes the resetting-mechanism for the pivoted arm to be returned to initial position.
It is further preferred that the resetting-mechanism includes at least two groups for providing the pivoted arm relative to the rotation
The reset spring of shaft opposite direction torque.
As a kind of specific embodiment, the length direction that extending direction and the rack are offered in the rack hangs down
Straight limiting slot, one end of the pivoted arm are threaded through in the limiting slot, the cell wall of the limiting slot of the pivoted arm and two sides
Between be each provided with one group described in reset spring.
Preferably, the plane and institute that the axial line of the axial line of first positioning pin and second positioning pin is constituted
The length extending direction for stating rack is parallel.
Preferably, first positioning pin and second positioning pin extend towards the same side of the rack.
Preferably, the glide direction of the glide direction of first clamping component and second clamping component is the same as always
On line.
Due to the application of the above technical scheme, the utility model has the advantage that work to be positioned compared with prior art
Two datum holes of part can be respectively correspondingly set on the first positioning pin and the second positioning pin, the first clamping component and the second folder
Tight component can make workpiece be clamped to two Slideslips of rack length extending direction, at the same the line of centres of two datum holes and
The line of centres of two positioning pins is conllinear, and the position of workpiece has obtained regulatory, and can determine datum mark by two positioning pins
Position ensure that the machining accuracy of workpiece to solve the problems, such as that workpiece benchmark can not obtain.
Detailed description of the invention
Attached drawing 1 is the axis surveys view of the workpiece locating mechanism of the utility model；
Attached drawing 2 is enlarged drawing of the Fig. 1 at A；
Attached drawing 3 is the front view of the workpiece locating mechanism of the utility model；
Attached drawing 4 is the top view of the workpiece locating mechanism of the utility model；
Attached drawing 5 is axis surveys view when workpiece to be positioned is mounted on the workpiece locating mechanism of the utility model；
Wherein: 1, rack；11, limiting slot；2, pivoted arm；21, first axle；22, the second axis；23, rotary shaft；3, first connects
Bar；31, second connecting rod；4, the first clamping component；41, the first positioning pin；5, hydraulic cylinder；51, cylinder body；52, push rod；6, bullet is resetted
Spring；7, guide rail；8, sliding block；9, the second clamping component；91, the second positioning pin；10, workpiece to be positioned.
Specific embodiment
The technical solution of the utility model is further elaborated with reference to the accompanying drawing.
Referring to figs. 1 to 5 be the utility model workpiece locating mechanism, including rack, at least have first positioning
First clamping component 4 of pin 41, second clamping component 9 at least with the second positioning pin 91, the first positioning pin 41 and second are fixed
The axial line of position pin 91 is parallel to each other, and the first positioning pin 41 and the second positioning pin 91 can be complemented each other to form to workpiece to be positioned
10 fixed clamp, the first clamping component 4 and the second clamping component 9 are able to relatively sliding along the length extending direction of rack 1
It is arranged in rack 1 dynamicly, is additionally provided in rack 1 for driving the first clamping component 4 and the second clamping component 9 towards opposite
The driving assembly of direction movement.At least there are two datum holes, the two datum holes can be respectively correspondingly on workpiece 10 to be positioned
It is set on the first positioning pin 41 and the second positioning pin 91, the first clamping component 4 and the second clamping component 9 can make to two Slideslips
Workpiece is clamped, while the line of centres of two reference bores and the line of centres of two positioning pins are conllinear, workpiece 10 to be positioned
Position obtained position regulatory, and that datum mark can be determined by the first positioning pin 4 and the second positioning pin 9, to solve
The problem of 10 benchmark of workpiece to be positioned can not obtain, ensure that machining accuracy.
Specifically, driving assembly includes the pivoted arm 2 being rotationally connected in rack 1 by rotary shaft 23 and for driving
Make pivoted arm 2 rotate driving device, the first clamping component 4 and the second clamping component 9 on the length extending direction of rack 1 two
Side is simultaneously symmetrical about rotary shaft 23.First connecting rod 3, one end of first connecting rod 3 are provided between first clamping component 4 and pivoted arm 2
Portion is by the way that first axle 21 is pivotally connected on pivoted arm 2, the other end is pivotally connected in the first clamping component 4, the second clamping group
Second connecting rod 31 is provided between part 9 and pivoted arm 2, the one end of second connecting rod 31 is pivotally connected in pivoted arm 2 by the second axis 22
Upper, the other end is pivotally connected in the second clamping component 9, first axle 21 and the second axis 22 be located at the two sides of rotary shaft 23 and
It is symmetrical about rotary shaft 23.Rack 1, pivoted arm 2, first connecting rod 3, the first clamping component 4 constitute a slider-crank mechanism, rack
1, pivoted arm 2, second connecting rod 31, the second clamping component 9 constitute another slider-crank mechanism.When pivoted arm 2 rotates, first is clamped
Component 4 and the second clamping component 9 are moved towards opposite direction, so that workpiece to be positioned 10 is tensioned, realize workpiece to be positioned
10 positioning and regulatory.
In the present embodiment, driving device includes hydraulic cylinder 5, and hydraulic cylinder 5 includes cylinder body 51, the energy being installed in rack 1
Enough opposing cylinders 51 do the push rod 52 of straight reciprocating motion along the length extending direction of rack 1, and the end of push rod 52 is against pivoted arm 2
One end on, driving device further includes the resetting-mechanism for pivoted arm 2 to be returned to initial position.When 52 opposing cylinder of push rod
51 when forward extending out, and pivoted arm 2 can be pushed to rotate and the first clamping component 4 and the second clamping component 9 is driven to open to two sides
To be tensioned to workpiece 10 to be positioned；When push rod 52 is retracted into cylinder body 51, pivoted arm 2 is restored to just under the driving of resetting-mechanism
Beginning position, workpiece 10 to be positioned can be deviate from from the positioning mechanism.
Shown in Figure 2, resetting-mechanism includes at least two groups for providing the reset spring of opposite direction torque to pivoted arm 2
6.In the present embodiment, the extending direction limiting slot 11 vertical with the length direction of rack 1 is offered in rack 1, the one of pivoted arm 2
End is threaded through in limiting slot 11, is each provided with one group of reset spring 6 between pivoted arm 2 and two cell walls of limiting slot 11.Two groups of phases
Pair reset spring 6 reply of pivoted arm 2 can be made more steady.
The length of plane and rack 1 that the axial line of the axial line of first positioning pin 41 and the second positioning pin 91 is constituted is prolonged
Stretch that direction is parallel, and the glide direction of the glide direction of the first clamping component 4 and the second clamping component 9 is on the same line,
For workpiece 10 to be positioned in this way by after regulatory, position is more regular, convenient for subsequent processing and the determination of position.
For convenient for workpiece 10 to be positioned is installed on the workpiece locating mechanism of the utility model, the first positioning pin 41 and
Two positioning pins 91 extend towards the same side of rack 1.
The workpiece locating mechanism of the utility model uses symmetric design, is easily installed and safeguards.
First clamp assembly 4 and the second clamping component 9 are arranged in rack 1 by guide rail slide block mechanism.Specifically
Ground, rack 1 are installed with extending direction two guide rails 7 identical with the length extending direction of rack 1, slide on each guide rail 7
It is ordinatedly provided with a sliding block 8, the first clamp assembly 4 and the second clamping component 9 are separately fixed on a sliding block 8.
The above embodiments are only for explaining the technical ideas and features of the present invention, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement accordingly, do not limit the protection scope of the present invention.
All equivalent change or modifications according to made by the spirit of the present invention essence, should all cover the protection scope of the utility model it
It is interior.
Claims (9)
1. a kind of workpiece locating mechanism, at least there are two datum holes, it is characterised in that: including rack, extremely on workpiece to be positioned
Less the first clamping component with the first positioning pin, at least with the second positioning pin the second clamping component, it is described first positioning
It sells and is parallel to each other with the axial line of the second positioning pin, first positioning pin can be complemented each other to form with second positioning pin
To the fixed clamp of the workpiece to be positioned, first clamping component and the second clamping component are able to along the rack
Length extending direction is opposite to be slidably arranged in the rack, is additionally provided in the rack for driving described first to clamp
The driving assembly that component and the second clamping component move in the opposite direction, the driving component include passing through rotary shaft rotationally
The pivoted arm being connected in the rack, is provided with first connecting rod between first clamping component and the pivoted arm, and described first
The one end of connecting rod is pivotally connected on the pivoted arm by first axle, the other end is pivotally connected in first clamping component
On, second connecting rod is provided between second clamping component and the pivoted arm, the one end of the second connecting rod passes through second
Axis is pivotally connected on the pivoted arm, the other end is pivotally connected in second clamping component, the first axle and second
For axle position in the two sides of the rotary shaft, the driving component further includes the driving device for driving the pivoted arm rotation.
2. a kind of workpiece locating mechanism according to claim 1, it is characterised in that: first clamping component and described
Two clamping components are on the length extending direction of the rack about the axisymmetry.
3. a kind of workpiece locating mechanism according to claim 1, it is characterised in that: the first axle and the second axis are with respect to institute
State axisymmetry.
4. a kind of workpiece locating mechanism according to claim 1, it is characterised in that: the driving device includes hydraulic cylinder,
The hydraulic cylinder include the cylinder body being installed in the rack, can the relatively described cylinder body along the rack extending direction do straight line
The push rod of reciprocating motion, the end of the push rod are against on the one end of the pivoted arm, and the driving device further includes for inciting somebody to action
The pivoted arm is returned to the resetting-mechanism of initial position.
5. a kind of workpiece locating mechanism according to claim 4, it is characterised in that: the resetting-mechanism includes at least two groups
For providing the pivoted arm reset spring relative to the rotary shaft opposite direction torque.
6. a kind of workpiece locating mechanism according to claim 5, it is characterised in that: offer extending direction in the rack
The limiting slot vertical with the length direction of the rack, one end of the pivoted arm are threaded through in the limiting slot, the pivoted arm with
Reset spring described in being each provided with one group between two cell walls of the limiting slot.
7. a kind of workpiece locating mechanism according to claim 1, it is characterised in that: the axial line of first positioning pin with
The plane that the axial line of second positioning pin is constituted is parallel with the length extending direction of the rack.
8. a kind of workpiece locating mechanism according to claim 1, it is characterised in that: first positioning pin and described second
Positioning pin extends towards the same side of the rack.
9. a kind of workpiece locating mechanism according to claim 1, it is characterised in that: the sliding side of first clamping component
On the same line to the glide direction with second clamping component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821973722.5U CN209110647U (en) | 2018-11-28 | 2018-11-28 | Workpiece locating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821973722.5U CN209110647U (en) | 2018-11-28 | 2018-11-28 | Workpiece locating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209110647U true CN209110647U (en) | 2019-07-16 |
Family
ID=67206807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821973722.5U Withdrawn - After Issue CN209110647U (en) | 2018-11-28 | 2018-11-28 | Workpiece locating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209110647U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109366232A (en) * | 2018-11-28 | 2019-02-22 | 苏州托克斯冲压设备有限公司 | Workpiece locating mechanism |
-
2018
- 2018-11-28 CN CN201821973722.5U patent/CN209110647U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109366232A (en) * | 2018-11-28 | 2019-02-22 | 苏州托克斯冲压设备有限公司 | Workpiece locating mechanism |
| CN109366232B (en) * | 2018-11-28 | 2024-03-08 | 苏州托克斯冲压设备有限公司 | Workpiece positioning mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190716 Effective date of abandoning: 20240308 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190716 Effective date of abandoning: 20240308 |