CN206277193U - A kind of elastic locating mechanism - Google Patents
A kind of elastic locating mechanism Download PDFInfo
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- CN206277193U CN206277193U CN201621187310.XU CN201621187310U CN206277193U CN 206277193 U CN206277193 U CN 206277193U CN 201621187310 U CN201621187310 U CN 201621187310U CN 206277193 U CN206277193 U CN 206277193U
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- flexibly positioned
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Abstract
The utility model belongs to mechanical manufacturing technology, is related to a kind of elastic locating mechanism.It is characterized in that：Elastic locating mechanism is made up of base plate (1), 4 flexibly positioned plates, 4 fastening bolts (3) and 8 alignment pins (4).The utility model provides a kind of elastic locating mechanism, can carry out self-adaptative adjustment to the scale error of External Shape locating surface, so as to accurately determine the vertical center line of workpiece, it is ensured that the machining accuracy of high accuracy size, improves the qualification rate of product.Additionally, shortening the process-cycle, processing efficiency is improve.
Description
Technical field
The utility model belongs to mechanical manufacturing technology, is related to a kind of elastic locating mechanism.
Background technology
The scale error for often running into profile locating surface in the industrial production is larger, but Working position precision prescribed is higher
Processing situation.For example, be positioned on part having 4 locating surfaces, 4 cross sections of locating surface are rectangle, the length of the rectangle
It is H±h, the width of the rectangle is W±w, the tolerance value h of length and the tolerance value w of width may be up to 0.5mm.Such high tolerance is installed
Locating surface Working position tolerance be up to the type face of 0.02mm and be difficult to ensure that qualification rate.Generally there are two kinds of solutions：One is work
After part is clamped, the vertical center line of centering workpiece, then the processing type face on the basis of vertical center line before processing；Two is to use workpiece
A locating surface on the basis of be processed, now need to carry out the dimension conversion of complexity, and need to ensure high accuracy size
It is that on the basis of the locating surface, cannot otherwise be processed.Additionally, the process-cycle is long, processing efficiency is low.
Utility model content
The purpose of this utility model is：A kind of elastic locating mechanism is provided, so that the size to External Shape locating surface is missed
Difference carries out self-adaptative adjustment, accurately determines the vertical center line of workpiece, it is ensured that the machining accuracy of high accuracy size, improves product
Qualification rate.Additionally, shortening the process-cycle, processing efficiency is improved.
The utility model has the advantages that：A kind of elastic locating mechanism, being positioned on part has 4 locating surfaces, 4 locating surfaces
Cross section be rectangle, the length of the rectangle is H±h, the width of the rectangle is W±w, it is characterised in that：Elastic locating mechanism is the bottom of by
1,4 flexibly positioned plates of plate, 4 fastening bolts 3 and 8 alignment pins 4 are constituted；Each flexibly positioned plate passes through 1 fastening bolt 3
It is fixed on the upper surface of base plate 1 with 2 alignment pins 4, there is a flexibly positioned side on each flexibly positioned plate, 4 elasticity is determined
The extended line on position side surrounds a rectangle, and the vertical center line of the rectangle is conllinear with the vertical center line of base plate 1, positioned at left and right two
While it is flexibly positioned while the distance between be equal to H-h, the distance between the flexibly positioned side positioned at upper and lower both sides is equal to W-w；It is described
Flexibly positioned plate one of for following structures：
A, described flexibly positioned plate are the flexibly positioned plates 2 of slotted hole, and it is a rectangular slab, flexibly positioned in slotted hole
There is a slotted hole 2c in the plate face of plate 2, near the position on a side long, the small side hole wall of slotted hole 2c width forms elasticity
Wall, has a width more than the flexibly positioned side 2d of elastic wall width, the top edge of flexibly positioned side 2d in the middle part of elastic wall
With chamfering 2e；There is a dormant bolt via 2a in the middle part of the plate face of the flexibly positioned plate 2 of slotted hole, in dormant bolt via 2a
Both sides respectively have a dowel hole 2b；
B, described flexibly positioned plate are the flexibly positioned plates 5 of trapezoidal hole, and it is a rectangular slab, flexibly positioned in trapezoidal hole
There are a trapezoidal hole 5c, the hole wall shape of the short base side of trapezoidal hole 5c length in the plate face of plate 5, near the position on a side long
Into elastic wall, the short base of trapezoidal hole 5c length constitutes flexibly positioned side 5d, and the top edge of flexibly positioned side 5d carries chamfering 5e；
There is a dormant bolt via 5a in the middle part of the plate face of the flexibly positioned plate 5 of trapezoidal hole, respectively have in the both sides of dormant bolt via 5a
One dowel hole 5b.
The utility model has the advantages that：There is provided a kind of elastic locating mechanism, the size of External Shape locating surface can be missed
Difference carries out self-adaptative adjustment, so as to accurately determine the vertical center line of workpiece, it is ensured that the machining accuracy of high accuracy size, carries
The qualification rate of product high.Additionally, shortening the process-cycle, processing efficiency is improve.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model, and it is the top view of elastic locating mechanism.
Fig. 2 is the top view of the flexibly positioned plate 2 of slotted hole.
Fig. 3 is the top view of the flexibly positioned plate 5 of trapezoidal hole.
Specific embodiment
The utility model is described in further details below.Referring to Fig. 1 to Fig. 3, a kind of elastic locating mechanism is positioned
There are 4 locating surfaces on part, 4 cross sections of locating surface are rectangle, and the length of the rectangle is H±h, the width of the rectangle is W±w,
It is characterized in that：Elastic locating mechanism is made up of 1,4 flexibly positioned plates of base plate, 4 fastening bolts 3 and 8 alignment pins 4；Often
Individual flexibly positioned plate is fixed on the upper surface of base plate 1 by 1 fastening bolt 3 and 2 alignment pins 4, each flexibly positioned plate
On have a flexibly positioned side, 4 flexibly positioned sides extended line surround a rectangle, the vertical center line and base plate of the rectangle
1 vertical center line is conllinear, and H is equal to positioned at the distance between flexibly positioned side of the right and left-h, positioned at the elasticity on upper and lower both sides
The distance between positioning side is equal to W-w；Described flexibly positioned plate is one of following structures：
A, described flexibly positioned plate are the flexibly positioned plates 2 of slotted hole, and it is a rectangular slab, flexibly positioned in slotted hole
There is a slotted hole 2c in the plate face of plate 2, near the position on a side long, the small side hole wall of slotted hole 2c width forms elasticity
Wall, has a width more than the flexibly positioned side 2d of elastic wall width, the top edge of flexibly positioned side 2d in the middle part of elastic wall
With chamfering 2e；There is a dormant bolt via 2a in the middle part of the plate face of the flexibly positioned plate 2 of slotted hole, in dormant bolt via 2a
Both sides respectively have a dowel hole 2b；
B, described flexibly positioned plate are the flexibly positioned plates 5 of trapezoidal hole, and it is a rectangular slab, flexibly positioned in trapezoidal hole
There are a trapezoidal hole 5c, the hole wall of the short base side of trapezoidal hole 5c length in the plate face of plate 5, near the position on a side long
Elastic wall is formed, the short base of trapezoidal hole 5c length constitutes flexibly positioned side 5d, and the top edge of flexibly positioned side 5d carries chamfering
5e；There is a dormant bolt via 5a in the middle part of the plate face of the flexibly positioned plate 5 of trapezoidal hole, it is each in the both sides of dormant bolt via 5a
There is a dowel hole 5b.
Application method of the present utility model is：One part to be processed is put into elastic locating mechanism, makes to be processed
The vertical center line of part overlaps with the vertical center line of base plate 1, and it is right on machining tool to be then again fixed on elastic positioning machine
Part is processed.
One embodiment of the present utility model, the length and width size of parts to be processed is 40 ± 0.1 × 20 ± 0.1, and unit is
mm.Need to bore four holes of φ 5 on part, two φ 5 are symmetrical on vertical center line in the longitudinal direction, and pitch-row size is
20 ± 0.02, two other φ 5 are symmetrical on vertical center line in the direction of the width, and pitch-row size is 10 ± 0.02, and the work
There is manufacturing batch, using elastic locating mechanism of the present utility model, substantially increase processing efficiency.Elastic locating mechanism has 4 pieces
The extended line on the positioning of flexibly positioned plate 2 side surrounds a rectangle, and the vertical center line of the rectangle is total to the vertical center line of base plate 1
Line, is equal to 40-0.1, between the flexibly positioned side on upper and lower both sides positioned at the distance between flexibly positioned side of the right and left
Distance be equal to 20-0.1, parts to be processed is pressed into above-mentioned elastic locating mechanism and is processed.
Claims (1)
1. a kind of elastic locating mechanism, being positioned on part has 4 locating surfaces, and 4 cross sections of locating surface are rectangle, the rectangle
Length be H±h, the width of the rectangle is W±w, it is characterised in that：Elastic locating mechanism is by base plate (1), 4 flexibly positioned plates, 4
Individual fastening bolt (3) and 8 alignment pin (4) compositions；Each flexibly positioned plate passes through 1 fastening bolt (3) and 2 alignment pins
(4) it is fixed on the upper surface of base plate (1), there is a flexibly positioned side on each flexibly positioned plate, 4 flexibly positioned sides is prolonged
Line long surrounds a rectangle, and the vertical center line of the rectangle is conllinear with the vertical center line of base plate (1), positioned at the bullet of the right and left
Property positioning the distance between side be equal to H-h, the distance between the flexibly positioned side positioned at upper and lower both sides is equal to W-w；Described elasticity
Location-plate is one of following structures：
A, described flexibly positioned plate are the flexibly positioned plate of slotted holes (2), and it is a rectangular slab, in the flexibly positioned plate of slotted hole
(2) there is a slotted hole (2c) in plate face, near the position on a side long, the small side hole wall of slotted hole (2c) width is formed
Elastic wall, has a width more than the flexibly positioned side (2d) of elastic wall width, flexibly positioned side (2d) in the middle part of elastic wall
Top edge carry chamfering (2e)；There is a dormant bolt via (2a) at the plate face middle part of the flexibly positioned plate of slotted hole (2),
Respectively there is a dowel hole (2b) both sides of dormant bolt via (2a)；
B, described flexibly positioned plate are the flexibly positioned plate of trapezoidal holes (5), and it is a rectangular slab, in the flexibly positioned plate of trapezoidal hole
(5) there are a trapezoidal hole (5c), the hole of the short base side of trapezoidal hole (5c) length in plate face, near the position on a side long
Wall forms elastic wall, and the short base of trapezoidal hole (5c) length constitutes flexibly positioned side (5d), the top edge of flexibly positioned side (5d)
With chamfering (5e)；There is a dormant bolt via (5a) at the plate face middle part of the flexibly positioned plate of trapezoidal hole (5), in dormant bolt
Respectively there is a dowel hole (5b) both sides of via (5a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621187310.XU CN206277193U (en) | 2016-11-04 | 2016-11-04 | A kind of elastic locating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621187310.XU CN206277193U (en) | 2016-11-04 | 2016-11-04 | A kind of elastic locating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206277193U true CN206277193U (en) | 2017-06-27 |
Family
ID=59082384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621187310.XU Active CN206277193U (en) | 2016-11-04 | 2016-11-04 | A kind of elastic locating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206277193U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111390600A (en) * | 2020-05-07 | 2020-07-10 | 西安钧诚精密制造有限公司 | Device for clamping equipment |
-
2016
- 2016-11-04 CN CN201621187310.XU patent/CN206277193U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111390600A (en) * | 2020-05-07 | 2020-07-10 | 西安钧诚精密制造有限公司 | Device for clamping equipment |
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