CN209577956U - A kind of fixture for forming for the bending of washer part - Google Patents
A kind of fixture for forming for the bending of washer part Download PDFInfo
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- CN209577956U CN209577956U CN201821960153.0U CN201821960153U CN209577956U CN 209577956 U CN209577956 U CN 209577956U CN 201821960153 U CN201821960153 U CN 201821960153U CN 209577956 U CN209577956 U CN 209577956U
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Abstract
The utility model discloses a kind of fixture for forming for the bending of washer part, the fixture for forming includes cavity plate, positioning sleeve, guide plate and punch-pin, the positioning sleeve is sheathed on the top of cavity plate, the guide plate is set in the positioning sleeve, and the lower end of the punch-pin, which is in contact by the guide plate with the cavity plate, to be connect.Using fixture for forming described in the utility model, it is able to satisfy the requirement to the bending of washer part, its production efficiency not only can be improved, while also improving product reliability.Using fixture for forming described in the utility model, there are simple structure and reasonable design, operation and easy to use, suitable popularization and application.
Description
Technical field
The utility model relates to machinery manufacturing technology field, specifically a kind of forming for the bending of washer part
Tooling.
Background technique
Washer is common part of the thumb pad between connected piece and nut, in Aeronautics and Astronautics and all kinds of aircraft, ship
It needs largely to carry out component part using the mechanical joining methods of nut in oceangoing ship, civil aviaton, different use occasions is needed according to nut
Service life, use environment, maneuvering load and installation method selected.For different mechanical connections, the washer of selection
It is different.For special connection type, need using part as shown in Figure 1, the material of the washer be 1Cr18Ni9Ti not
Become rusty steel washer, and material is solid solution condition, and material thickness 1mm needs local bending and forming, while to the requirement for delivery of washer product
Be: surface quality requirements are higher, are not allow for damaging and scratch.And product quantity is less, and delivery cycle is shorter.For this
The processing of class gasket features, there are two types of traditional processing methods: method one is that operation pincers worker personnel use vice clamping, and use is existing
Mould tire wrap direction shape, the disadvantages of this method is main are as follows: first is that surface quality is not able to satisfy user's requirement；Second is that bending
Requirement is not achieved in size afterwards, and stability is poor.Method is second is that manufacture dedicated bender, the bending and forming on punching machine；It should
Method quality is stablized, and is primarily adapted for use in mass production, but processing lesser for product batch, needs to be arranged a set of dedicated
Punch die, not only higher cost, and also the mold process-cycle is long.Therefore, in terms of to solve the problems, such as above-mentioned quality problems and cost,
A kind of simple reliable finishing die of research and development and manufacturing process are needed, the production and processing of such be pilot is met.
Utility model content
The problem of for background technique, the purpose of the utility model is to provide a kind of simple structure and reasonable design,
Operation and fixture for forming easy to use, it is specifically a kind of for washer to meet the requirement to the bending of washer part
The fixture for forming of local bending.
In order to solve the above technical problems, the technology employed by the present utility model is a kind of for locally being rolled over to washer
Curved fixture for forming, the fixture for forming include cavity plate, positioning sleeve, guide plate and punch-pin, and the positioning sleeve is sheathed on cavity plate
Top, the guide plate be set to the positioning sleeve in, the lower end of the punch-pin is connected by the guide plate with the cavity plate
Touching connection；The cavity plate is cylindrical structure, along axially extending bore is axially arranged in the cavity plate, in the bottom surface of the cavity plate one
Side is equipped with an inclined surface tilted upward, and first lug is equipped in the inclined surface, in the top surface other side of the cavity plate
The first notch equipped with one diagonally downward, the first lug and the first notch are set to the outside of the cavity plate in symmetry status
Face；The positioning sleeve is cylindrical structure, and edge is axially arranged with top bar hole and hole of getting out of a predicament or an embarrassing situation in the positioning sleeve, on described
It is equipped with closing surface between stepped hole and hole of getting out of a predicament or an embarrassing situation, is additionally provided with the first through slot and the second through slot in the positioning sleeve, described the
One through slot and the second through slot are set in the positioning sleeve in symmetry status, wherein the in first through slot and the cavity plate
One lug matches；The guide plate is cylindrical structure, and the connection communicated with the axially extending bore is equipped in the guide plate
Through-hole is equipped with the second lug to match with the first lug in the side of the guide plate, and is equipped with up and down in the other side
The rectangle of perforation；The positioning sleeve is connect by the hole of getting out of a predicament or an embarrassing situation being set in the positioning sleeve with the cavity plate, the guiding
Plate is sheathed in the positioning sleeve by the top bar hole being set in the positioning sleeve, and the punch-pin is by being set to described lead
Rectangular opening into plate is in contact with the cavity plate to be connect, and the punch-pin can move up and down in the rectangular opening.
Further, using fixture for forming described in the utility model, wherein the punch-pin is set as rectangular structure, section
Face matches with the rectangular opening being set in the guide plate, is equipped with an inclined upward oblique angle in the punch-pin bottom end
Face, the oblique angle face match with the first notch in the cavity plate, are used for and the in the cavity plate by the oblique angle face
One notch matches, and reaches constraint positioning, realizes the bending and forming for treating processing washer bending angle.
Further, using fixture for forming described in the utility model, wherein the first notch in the cavity plate with it is described
The angle in the oblique angle face in punch-pin is equal, wherein institute's shape between the tilt angle of first notch and the horizontal line of the cavity plate
At angle be 50 degree, be formed by between the tilt angle in the oblique angle face and the axis of the punch-pin angle be 40 degree.
Further, using fixture for forming described in the utility model, wherein the fixture for forming further includes having multiple lead
To pin, multiple pilot holes to match with the guide pin are additionally provided in the cavity plate, multiple pilot holes are uniformly distributed in institute
Axially extending bore two sides are stated, the guide pin is connected by the pilot hole with the cavity plate.
Further, using fixture for forming described in the utility model, wherein the guide pin and pilot hole are equipped with two
A, two of them pilot hole is distributed on the outside of the axially extending bore in symmetry status, and the central axis with the axially extending bore
It is parallel.
Further, using fixture for forming described in the utility model, wherein the material of the guide pin is selected
30CrMnSiA is heat-treated HRC40-45, and the surface of the guide pin carries out oxidation processes respectively, to meet its requirement.
Further, using fixture for forming described in the utility model, wherein the material of the cavity plate and punch-pin is selected
T10A mould steel is heat-treated HRC60-64；The material of the positioning sleeve and guide plate selects 30CrMnSiA, heat treatment
HRC40-45, the cavity plate, positioning sleeve, guide plate and punch-pin surface carry out oxidation processes respectively, wanted to meet its use
It asks.
Using a kind of fixture for forming for the bending of washer part described in the utility model, compared with prior art,
Its effective effect is: traditional mould tire bending and forming mode being changed into existing combination split type structure, positions accurate height, no
Only being conducive to the assembly and disassembly of washer, the frock making period is short, and it is at low cost, manufacturing cost, while its processing quality can be reduced
Stablize, surface quality is high.Fixture for forming described in the utility model has simple structure and reasonable design, operation and easy to use,
It is able to satisfy the requirement to the bending of washer part, its production efficiency not only can be improved, while also improving product reliability, is suitble to push away
Wide application.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawing.
Fig. 1 is gasket features structural schematic diagram to be processed；
Fig. 2 is the structural schematic diagram of utility model；
Fig. 3 is the top view of Fig. 2；
Fig. 4 is the structural schematic diagram of cavity plate in the utility model；
Fig. 5 is the top view of Fig. 4；
Fig. 6 is the structural schematic diagram of positioning sleeve in the utility model；
Fig. 7 is the top view of Fig. 6；
Fig. 8 is the side structure schematic view of Fig. 6.
Fig. 9 is the structural schematic diagram of guide plate in the utility model；
Figure 10 is the top view of Fig. 9；
Figure 11 is the structural schematic diagram of the utility model convex mould.
It is as shown in the figure: 1- cavity plate, 11- axially extending bore, the inclined surface 12-, 13- first lug, the first notch of 14-, 15- guiding
Hole, 2- positioning sleeve, 21- top bar hole, 22- are got out of a predicament or an embarrassing situation hole, 23- closing surface, the first through slot of 24-, the second through slot of 25-, 3- guiding
Plate, 31- connection through-hole, the second lug of 32-, 33- rectangular opening, 4- punch-pin, the oblique angle 41- face, 5- washer, the big lug of 51-, 52- are small
Lug, 6- guide pin.
Specific embodiment
To further illustrate that the utility model of the utility model is conceived, below with reference to attached drawing to the specific of the utility model
Embodiment is described further:
Parts to be processed as shown in Figure 1, the material of the washer are the stainless steel washer of 1Cr18Ni9Ti, and material is solid solution
State, material thickness 1mm, there are two lug in washer 5, respectively width be 6.2 big lug 51 and width be 4.8 it is small
Lug 52 needs the small lug 52 for being 4.8 to width to carry out local bending and forming, while requiring its bending angle is 50 degree.
As shown in Figures 2 to 11, in order to which the small lug 52 realized in the washer 5 described in parts to be processed in Fig. 1 is rolled over
O ing, fixture for forming used by the utility model includes cavity plate 1, positioning sleeve 2, guide plate 3 and punch-pin 4, the positioning
Set 2 is sheathed on the top of cavity plate 1, and the guide plate 3 is set in the positioning sleeve 2, and the lower end of the punch-pin 4 passes through the guiding
Plate 3 is in contact with the cavity plate 1 and connect.Under cavity plate 1,4 collective effect of positioning sleeve 2, guide plate 3 and punch-pin, can not only it realize
Small lug 52 in washer 5 carries out bending and forming, moreover it is possible to which the size and shape for guaranteeing washer 5 improves its processing efficiency.
The cavity plate 1 is cylindrical structure, and excircle dimension is φ 31, axial logical along being axially arranged in the cavity plate 1
Hole 11 is equipped with an inclined surface 12 tilted upward in the bottom surface side of the cavity plate 1, and is equipped with one in the inclined surface 12
First lug 13 identical with lug 51 big in washer 5, width 6.2, by set first lug 13 as processing
In direction controlling；Meanwhile by the bending angle of lug 52 small in washer 5 and size requirement, have also been devised one is away from center
13.35, width 5, the first notch 14 that angle is 50 degree；In addition, fixation is attached to cavity plate 1 for convenience, in institute
It states and is additionally provided with two pilot holes 15 in cavity plate 1, two pilot holes 15 are distributed in 11 outside of axially extending bore in symmetry status, and
It is parallel with the central axis of the axially extending bore 11.It is attached, is realized by the pilot hole 15 and external guide pin 6
Fixation is attached to cavity plate 1 and external process platform.
The positioning sleeve 2 is cylindrical structure, and edge is axially arranged with upper and lower two different steps in the positioning sleeve 2
Hole, respectively top bar hole 21 and hole 22 of getting out of a predicament or an embarrassing situation, are equipped between the top bar hole 21 and hole 22 of getting out of a predicament or an embarrassing situation with a thickness of 0.8
Closing surface 23, size and the 1 excircle dimension φ 31 of cavity plate in the hole 22 of getting out of a predicament or an embarrassing situation of lower part cooperated, the top bar hole 21 on top
Size and guide plate 3 excircle dimension φ 44 cooperate；The pore size of intermediate closing surface 23 is φ 29.5, outer with washer 5
Circle size is identical, uses as positioning.The first through slot 24 and width that width is respectively 6.2 are additionally provided in the positioning sleeve 2 simultaneously
Degree is respectively 4.8 the second through slot 25, first through slot 24 and the second through slot 25 be with width in washer 5 respectively 6.2 it is big
The small lug 52 that lug 51 and width are 4.8 matches, by the first set through slot 24 for determining that machine direction uses,
The direction for being equipped with first lug 13 in cavity plate 1 is aligned with the first through slot 24 that width is 6.2 and is inserted in, that is, 1 He of cavity plate has been determined
The installation direction of positioning sleeve 2.
The guide plate 3 is cylindrical structure, and excircle dimension is φ 44, is equipped with and the axis in the guide plate 3
The connection through-hole 31 communicated to through-hole 11, while being equipped in the side of the guide plate 3 and matching with the first lug 13
Second lug 32, the width of the second lug 32 are 6.2, and away from center away from 13.5 at be additionally provided with the square having a size of 5*4.8
Shape hole 33.
The punch-pin 4 is set as rectangular structure, and section matches with the rectangular opening 33 being set in the guide plate 3,
It is equipped with an inclined upward oblique angle face 41, the angle in the oblique angle face 41 having a size of 5*4.8, and in 4 bottom end of punch-pin
Spend, the tilt angle in the oblique angle face 41 and the punch-pin 4 equal with the tilt angle of the first notch 14 in the cavity plate 1
It is 40 degree that angle is formed by between axis.By set oblique angle face 41, for matching with the first notch 14 in cavity plate 1
Close, for be 4.8 to width in washer 5 52 bending and molding of small lug be 50 degree angle.
In order to meet the requirement of fixture for forming described in the utility model, the material of the cavity plate 1 and punch-pin 4 is selected
T10A mould steel is heat-treated HRC60-64；The material of the positioning sleeve 2, guide plate 3 and guide pin 6 selects 30CrMnSiA,
Be heat-treated HRC40-45, the cavity plate 1, positioning sleeve 2, guide plate 3, punch-pin 4 and guide pin 6 surface carry out at oxidation respectively
Reason, to meet its requirement.Simultaneously in terms of machining control, using in high-precision numerical control lathe and linear cutting equipment processing
Hole, shape and square hole and notch, it is ensured that the size of tooling meets detail of design requirement.In 4 surface quality of guide plate 3 and punch-pin
Control aspect, when work in-process clamping, is not touched directly with its upper and lower two surface, and clamps guide plate 3 and punch-pin 4 with vice,
To prevent damaging and scratching for product surface.
In actual use, using fixture for forming described in the utility model, it is to width in washer 5 to realize
4.8 52 bending and forming of small lug, assembly and manufacturing process specifically comprise the following steps:
(1) numerical control and linear cutter equipment turned blank are used, and processes the lug of two different in width in blank,
Respectively big lug 51 and small lug 52, the big lug 51 and small lug 52 are distributed in the lateral surface of washer 5 in symmetry status,
Obtain the washer to bending and forming；
(2) positioning sleeve 2 is had to the direction pair of first lug 13 along the direction of the first through slot 24 and the cavity plate 1
Together, so that positioning sleeve 2 is sheathed on the top of cavity plate 1, then washer 5 is put into positioning sleeve 2, and make in washer 5 with big lug 51
Side is aligned with the first through slot 24 in the positioning sleeve 2, finally guide plate 3 is put into positioning sleeve 2, it is desirable that the guide plate
The second lug 32 in 3 is aligned with the first through slot 24 in positioning sleeve 2, by by the positioning sleeve 2, cavity plate 1, washer 5 and leading
It is assemblied together to plate 3, completes to assemble washer 5；
(3) it is cooperatively connected by the guide pin 6 with pilot hole 15, realization is connected and fixed the cavity plate 1；
(4) rectangle being put into the punch-pin 4 by the rectangular opening 33 being set in the guide plate 3 in guide plate 3
In hole 33, and the punch-pin 4 is made to be in contact with the washer 5 with small 52 side of lug；
(5) under external force vertically downward, rectangular opening 33 of the punch-pin 4 in guide plate 3 is moved downward, described
Small lug 52 in washer 5 is gradually squeezed and deformed, until the oblique angle face 41 in the punch-pin 4 is by the first notch 14 in cavity plate 1
Limit is blocked, reaches constraint positioning, that is, completes to 52 bending and forming of small lug in washer 5.
In conclusion using a kind of fixture for forming for the bending of washer part described in the utility model, using group
Split type structure is closed, accurate height is positioned, not only contributes to the assembly and disassembly of gasket features, the frock making period is short, cost
It is low, manufacturing cost can be reduced, while its processing quality is stablized, surface quality is high.Fixture for forming described in the utility model has
Simple structure and reasonable design, operation and easy to use, using method described in the utility model for being locally bent into washer
Shape, is able to satisfy the requirement to the bending of washer part, its production efficiency not only can be improved, while also improving product reliability, fits
It closes and promotes and applies.
The protection scope of the utility model is not limited only to technical solution disclosed in specific embodiment, the foregoing is merely
The better embodiment of the utility model is not intended to limit the utility model, all according to made by the technical solution of the utility model
Any trickle amendment, equivalent replacement and improvement, should be included within the protection scope of technical solutions of the utility model.
Claims (7)
1. a kind of fixture for forming for the bending of washer part, it is characterised in that: the fixture for forming include cavity plate (1),
Positioning sleeve (2), guide plate (3) and punch-pin (4), the positioning sleeve (2) are sheathed on the top of cavity plate (1), and the guide plate (3) sets
In the positioning sleeve (2), the lower end of the punch-pin (4), which is in contact by the guide plate (3) with the cavity plate (1), to be connect；
The cavity plate (1) is cylindrical structure, along axially extending bore (11) are axially arranged in the cavity plate (1), in the cavity plate (1)
Bottom surface side is equipped with an inclined surface (12) tilted upward, and is equipped with first lug (13) in the inclined surface (12), in institute
The top surface other side for stating cavity plate (1) is equipped with first notch (14) diagonally downward, the first lug (13) and the first notch
(14) lateral surface of the cavity plate (1) is set in symmetry status；The positioning sleeve (2) is cylindrical structure, in the positioning
Along top bar hole (21) and hole of getting out of a predicament or an embarrassing situation (22) is axially arranged in set (2), in the top bar hole (21) and hole of getting out of a predicament or an embarrassing situation (22)
Between be equipped with closing surface (23), be additionally provided with the first through slot (24) and the second through slot (25) in the positioning sleeve (2), described first
Through slot (24) and the second through slot (25) are set in the positioning sleeve (2) in symmetry status, wherein first through slot (24) with
First lug (13) in the cavity plate (1) matches；The guide plate (3) is cylindrical structure, is set in the guide plate (3)
Have the connection through-hole (31) communicated with the axially extending bore (11), the side of the guide plate (3) be equipped with it is described first convex
The second lug (32) that ear (13) matches, and rectangular opening (33) up and down is equipped in the other side；The positioning sleeve (2) is logical
It crosses the hole of getting out of a predicament or an embarrassing situation (22) being set in the positioning sleeve (2) to connect with the cavity plate (1), the guide plate (3) passes through setting
Top bar hole (21) in the positioning sleeve (2) is sheathed in the positioning sleeve (2), and the punch-pin (4) is by being set to
It states the rectangular opening (33) in guide plate (3) and is in contact with the cavity plate (1) and connect, the punch-pin (4) can be in the rectangular opening
(33) it is moved up and down in.
2. a kind of fixture for forming for the bending of washer part according to claim 1, it is characterised in that: the punch-pin
(4) it is set as rectangular structure, section matches with the rectangular opening (33) being set in the guide plate (3), in the punch-pin
(4) bottom end is equipped with an inclined upward oblique angle face (41), the first notch in the oblique angle face (41) and the cavity plate (1)
(14) match, be used to match with the first notch (14) in the cavity plate (1) by the oblique angle face (41), reach constraint
The bending and forming for treating processing washer bending angle is realized in positioning.
3. a kind of fixture for forming for the bending of washer part according to claim 2, it is characterised in that: the cavity plate
(1) the first notch (14) in is equal with the angle in oblique angle face (41) in the punch-pin (4), wherein first notch (14)
Tilt angle and the cavity plate (1) horizontal line between be formed by angle be 50 degree, the inclination angle of the oblique angle face (41)
It is 40 degree that angle is formed by between degree and the axis of the punch-pin (4).
4. a kind of fixture for forming for the bending of washer part according to claim 1, it is characterised in that: the forming
Tooling further includes having multiple guide pins (6), is additionally provided with and multiple leads in the cavity plate (1) with what the guide pin (6) matched
To hole (15), multiple pilot holes (15) are uniformly distributed in the axially extending bore (11) two sides, and the guide pin (6) is led by described
It is connected to hole (15) with the cavity plate (1).
5. a kind of fixture for forming for the bending of washer part according to claim 4, it is characterised in that: the guiding
There are two pin (6) and pilot hole (15) are all provided with, two of them pilot hole (15) is distributed in the axially extending bore in symmetry status
(11) outside, and it is parallel with the central axis of the axially extending bore (11).
6. a kind of fixture for forming for the bending of washer part according to claim 5, it is characterised in that: the guiding
The material of pin (6) selects 30CrMnSiA, is heat-treated HRC40-45, the surface of the guide pin (6) carries out at oxidation respectively
Reason, to meet its requirement.
7. a kind of fixture for forming for the bending of washer part according to claim 1, it is characterised in that: the cavity plate
(1) and with the material of punch-pin (4) T10A mould steel is selected, is heat-treated HRC60-64；The positioning sleeve (2) and guide plate (3)
Material select 30CrMnSiA, be heat-treated HRC40-45, the cavity plate (1), positioning sleeve (2), guide plate (3) and punch-pin (4)
Surface carry out oxidation processes respectively, to meet its requirement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821960153.0U CN209577956U (en) | 2018-11-27 | 2018-11-27 | A kind of fixture for forming for the bending of washer part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821960153.0U CN209577956U (en) | 2018-11-27 | 2018-11-27 | A kind of fixture for forming for the bending of washer part |
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| Publication Number | Publication Date |
|---|---|
| CN209577956U true CN209577956U (en) | 2019-11-05 |
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ID=68377430
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821960153.0U Active CN209577956U (en) | 2018-11-27 | 2018-11-27 | A kind of fixture for forming for the bending of washer part |
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| CN (1) | CN209577956U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109261843A (en) * | 2018-11-27 | 2019-01-25 | 贵州航太精密制造有限公司 | A kind of washer bending and forming tooling and the manufacturing process to the bending of washer part |
-
2018
- 2018-11-27 CN CN201821960153.0U patent/CN209577956U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109261843A (en) * | 2018-11-27 | 2019-01-25 | 贵州航太精密制造有限公司 | A kind of washer bending and forming tooling and the manufacturing process to the bending of washer part |
| CN109261843B (en) * | 2018-11-27 | 2023-10-10 | 贵州航太精密制造有限公司 | Gasket bending forming tool and forming method for locally bending gasket |
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