CN208977713U - A kind of dress pin fixture and the dress pin equipment with the dress pin fixture - Google Patents
A kind of dress pin fixture and the dress pin equipment with the dress pin fixture Download PDFInfo
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- CN208977713U CN208977713U CN201821830326.7U CN201821830326U CN208977713U CN 208977713 U CN208977713 U CN 208977713U CN 201821830326 U CN201821830326 U CN 201821830326U CN 208977713 U CN208977713 U CN 208977713U
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Abstract
The utility model discloses a kind of dress sell fixture, comprising: pedestal, pedestal be equipped be used to support workpiece so that the axis of the assembly pin hole of workpiece it is perpendicular rest against face；It is oppositely arranged with the face of resting against and the axis locating slot vertical with the face that rests against can be equipped with along the pin locating piece that the direction perpendicular to the face that rests against is moved, pin locating piece；Assembly pin hole for making the workpiece set on pedestal selects one alignment device being aligned with locating slot.Dress pin fixture, it is ensured that the rigging position of the assembly pin hole on pin and workpiece avoids manually positioning pin, easy to operate, accurate positioning, and assembly precision is high.The invention also discloses a kind of dress pin equipment including above-mentioned dress pin fixture, which can make the assembly manipulation of pin standardize, easy to operate, stablize, strong operability.
Description
Technical field
The utility model relates to mechanical technology equipment technology fields, sell fixture more specifically to a kind of dress.In addition,
The utility model further relates to a kind of dress pin equipment including above-mentioned dress pin fixture.
Background technique
In aero-engine manufacturing technology field, a kind of annular class sub-assembly, including annular element and pin are frequently referred to,
Under normal conditions, the material softer of annular element, wall thickness are thin (for example, wall thickness be 0.5-2mm), and fitted position precision is high, and pin with
The assembly magnitude of interference of annular element is between 0-0.05mm.Such sub-assembly is in irregular shape, poor structure rigidity, becomes vulnerable to external force
Shape.
The hood for example, certain is calmed the anger, minimum wall thickness (MINI W.) 0.5mm belong to ultra-thin-wall annular element；The material of the hood of calming the anger is
Nickel base superalloy, material is softer, deforms vulnerable to external force；Ring-shaped work pieces installation needs to install three shop bolts at side,
And dimensional accuracy is high at installation side, it is therefore, more demanding to the assembly precision of pin.
And in the prior art, it generallys use artificial mode and carries out pin assembly.Specifically, firstly, manually pressing annular
The installation side of mechanism of qi cover is horizontally arranged on the table facing downward, and is arranged three in the underface of the pin pilot hole for hood of calming the anger
Block cushion block, the upper surface of every piece of cushion block are equipped with the cylindrical groove for avoiding its corresponding shop bolt, to prevent positioning pin
Nail is interfered with cushion block, and the aperture of cylindrical groove is greater than the aperture of pin pilot hole, axis and the pin pilot hole of cylindrical groove
Axis is overlapped.Then, then by shop bolt it is placed on the top of pin pilot hole, the assembly outer peripheral surface of manual adjustment shop bolt
It is vertical with the counterbore end face of pin pilot hole, and the positioning outer peripheral surface for adjusting shop bolt is vertical with the axis of pin pilot hole.
Finally, the positioning end of the limiting slot alignment shop bolt of formed punch is tapped formed punch using hammer with appropriately sized percussion power
Upper end, until shop bolt fitting surface and pin pilot hole cooperation complete, complete the installation of a shop bolt, then use
The above method completes the installation of other two pin.
Carry out the axis of manual adjustment shop bolt by human eye and manual mode it can be seen from above-mentioned pin installation method
Line is aligned with the axis of pin pilot hole, and operation difficulty is big, and error is larger, it is difficult to guarantee pair of shop bolt Yu pin pilot hole
Moderate be easy to cause the damage of shop bolt and pin pilot hole.
In conclusion how to provide a kind of assembly precision that can guarantee pin and accessory to be installed and dress pin easy to operate
Fixture is a problem to be solved by those skilled in the art.
Utility model content
In view of this, the purpose of the utility model is to provide a kind of dresses to sell fixture, it is ensured that the assembly on pin and workpiece
The rigging position of pin hole, avoids manually positioning pin, easy to operate, accurate positioning, and assembly precision is high.
The another object of the utility model is to provide a kind of dress pin equipment including above-mentioned dress pin fixture, can make the dress of pin
It is easy to operate with regularized operation, stablize, strong operability.
To achieve the goals above, the utility model provides the following technical solutions:
A kind of dress pin fixture, comprising:
Pedestal, the pedestal be equipped be used to support workpiece so that the assembly pin hole of the workpiece the perpendicular branch of axis
By face；
It is oppositely arranged and can be described along the pin locating piece moved perpendicular to the direction for resting against face with the face that rests against
Pin locating piece is equipped with axis and the locating slot that rest against face vertical；
Assembly pin hole for making the workpiece set on the pedestal selects one alignment device being aligned with the locating slot.
Preferably, the pin locating piece includes:
For the compression bar of pin to be arranged, the bottom of the compression bar is arranged in the locating slot；
Bracket on the pedestal, the bracket are equipped with for the location hole with compression bar cooperation positioning.
Preferably, the pedestal is equipped with the angular locating piece for positioning the circumferential position of the compression bar, described angular
Locating piece is equipped with the positioning surface parallel with the axis of the location hole, and the distance between the positioning surface and the axis are less than institute
State the radius of compression bar；The side of the compression bar is equipped with for the evacuation so that compression bar positioning to be arranged in parallel with the positioning surface
Groove face.
Preferably, the alignment device includes:
For the insertion column before the compression bar and location hole cooperation positioning with location hole cooperation；
The position of the assembly pin hole is positioned in the assembly pin hole for the workpiece that insertion for selecting one is set to the pedestal
Coning correction；
Between insertion column and the coning correction, the connecting rod for avoiding the positioning surface.
Preferably, for being bonded with the bottom surface of the pin mounting portion of workpiece, the pedestal, which is additionally provided with, to be used in the face that rests against
The limit circle that the annular benchmark outer circle of the workpiece is radially limited.
Preferably, the resigning for resting against the end that face is equipped with for avoiding the pin having been charged into the assembly pin hole
Slot.
Preferably, the pedestal includes the pedestal location hole for positioning the pedestal and the diameter along the pedestal location hole
To at least two limited support parts of radiation setting, it is equipped with part on each limited support part and rests against face and part limit
Portion, all parts rest against face formed it is described rest against face, all local limiting sections form the limit and justify.
Preferably, the bracket is disposed therein the limited support part.
Preferably, one end and the close pedestal location hole far from the pedestal location hole of each limited support part
One end be equipped at least one for fixing threaded securing bores of the limited support part.
A kind of dress pin equipment, including press machine and any one of the above dress pin fixture, the pedestal of the dress pin fixture are arranged
On the workbench of the press machine, the axis of the formed punch of the press machine is determined with the pin locating piece of the dress pin fixture
The axis collinear of position slot.
Dress provided by the utility model sells fixture, in use, making the assembly pin hole of workpiece by workpiece setting on pedestal
Axis is vertical with face is rested against, and then, is positioned using assembly pin hole of the alignment device to the workpiece for being already provided at pedestal, makes work
Either one or two of part assembly pin hole is aligned with the locating slot of pin locating piece, and then, pin is inserted into locating slot, then fixed to pin
One end of the position remotely located slot of part applies external force, moves pin locating piece along the direction perpendicular to the face that rests against, to make pin
It is packed into assembly pin hole.
Shop bolt is manually adjusted by the way of human eye and craft in compared with the prior art and assembles the dress of pin hole
With position, which can realize the centering of assembly pin hole and locating slot by alignment device, to make to be inserted in positioning
Pin and assembly pin hole centering in slot avoid artificial that is, guaranteeing pin by tooling and assembling the rigging position of pin hole
Pin is positioned, easy to operate, accurate positioning, assembly precision is high.
Dress provided by the utility model sells equipment, including press machine and above-mentioned dress pin fixture, the dress pin equipment pass through pressure
Machine applies assembling pressure to pin, makes pin in the assembly pin hole that the pressure effect of balanced constant speed is pushed down into workpiece, compared to
The prior art is packed into pin by the way of manually tapping, and can avoid workpiece stress deformation caused by pin unbalance stress.Separately
Outside, the assembly manipulation of pin can be made to standardize by dress pin equipment, it is easy to operate, stablize, strong operability, improves assembly and close
Lattice rate saves production cost, while reducing the labor intensity of operator.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Top view when Fig. 1 is dress pin fixture specific embodiment pin assembly provided by the utility model；
Fig. 2 is the sectional view along A-A of the fixture of dress pin shown in Fig. 1；
Fig. 3 is the top view of the pedestal of the fixture of dress pin shown in Fig. 1；
Fig. 4 is the sectional view along A-A of pedestal shown in Fig. 3；
Fig. 5 is the schematic diagram of the pin locating piece of the fixture of dress pin shown in Fig. 1；
Fig. 6 is the schematic diagram of the alignment device of the fixture of dress pin shown in Fig. 1；
Fig. 7 is the main view of the bracket of the fixture of dress pin shown in Fig. 1；
Fig. 8 is the top view of bracket shown in Fig. 7；
Fig. 9 is the left view of bracket shown in Fig. 7；
Figure 10 is the main view of the angular locating piece of the fixture of dress pin shown in Fig. 1；
Figure 11 is the top view of angular locating piece shown in Figure 10；
Figure 12 is the left view of angular locating piece shown in Figure 10.
Appended drawing reference of the Fig. 1 into Figure 12 is as follows:
1 be pedestal, 11 for rest against face, 12 be limited circle of position, 13 be recessing groove, 14 be pedestal location hole, 15 be limited support
Part, 151 be threaded securing bores, 2 be pin locating piece, 21 be locating slot, 22 be compression bar, 23 be evacuation groove face, 3 be centering dress
It sets, 31 be insertion column, 32 be coning correction, 33 be connecting rod, 4 be bracket, 41 be location hole, 5 be angular locating piece, 51 be positioning
Face, 6 be straight pin, 7 be soket head cap screw, 01 be workpiece.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The core of the utility model is to provide a kind of dress pin fixture, it is ensured that the assembly of the assembly pin hole on pin and workpiece
Position, avoids manually positioning pin, easy to operate, accurate positioning, and assembly precision is high.Another core of the utility model is to mention
For a kind of dress pin equipment including above-mentioned dress pin fixture, the assembly manipulation of pin can be made to standardize, it is easy to operate, stablize, can grasp
The property made is strong.
Fig. 1-Figure 12 is please referred to, is the Figure of description of the utility model.
The utility model provides a kind of dress pin fixture, suitable for the installation of the assembly pin hole on pin and workpiece 01, mainly
For guarantee pin and assemble pin hole to moderate, with the assembly precision both improved.The dress pin fixture includes pedestal 1, pin
Locating piece 2 and alignment device 3.
Specifically, pedestal 1 plays the role of support limit to workpiece 01, pedestal 1 is equipped with for pasting for workpiece 01 to be arranged
That closes workpiece 01 rests against face 11, after the fitting of workpiece 01, which rests against face 11, to be arranged on pedestal 1, the axis of the assembly pin hole of workpiece 01
Face 11 is rested against perpendicular to this.Reliable support force is provided to workpiece 01 it is understood that resting against face 11, to resist pin indentation
Assemble assembly active force when pin hole.The utility model to workpiece 01 assembly pin hole quantity without limitation, have on workpiece 01
There is at least one to assemble pin hole.
In view of assembly precision, it is preferable that the flatness for resting against face 11 is less than 0.02mm.
Pin locating piece 2 is used for shop bolt, and pin locating piece 2 is equipped with the locating slot 21 for pin to be arranged, that is,
After in pin insertion locating slot 21, pin is positioned.It is understood that the radial dimension of locating slot 21 is by its positioning
The radial dimension of pin determines, is not specifically limited herein.
Pin locating piece 2 and the face 11 that rests against of pedestal 1 are oppositely arranged, to ensure the opposite position of pin locating piece 2 Yu pedestal 1
Set relationship.The axis of locating slot 21 is perpendicular to the face that rests against 11, with after pin is installed in locating slot 21, the axis of pin can
It is parallel with the assembly axis of pin hole of workpiece 01 being arranged on pedestal 1 or be aligned.
Pin locating piece 2 can be moved along the direction perpendicular to the face that rests against 11, when locating slot 21 and the work on pedestal 1
After the assembly pin hole alignment of part 01, so that pin locating piece 2 is shifted to this by external force and rest against face 11, to will be set in locating slot 21
Pin indentation assembly pin hole in, realize pin and assemble pin hole cooperation.
It is understood that in order to guarantee pin and assemble pin hole to moderate, pin is being pressed into in assembly pin hole it
Before, the assembly pin hole for the workpiece 01 being set on pedestal 1 need to be made to be aligned with locating slot 21 using alignment device 3, to make to be set to bottom
The assembly pin hole of the workpiece 01 of seat 1 is aligned with the pin for being set to locating slot 21, guarantees the assembly precision of the two.
It should be noted that the utility model is to the setting orientation of pedestal 1 and pin locating piece 2 and is not specifically limited,
As long as guaranteeing the relative positional relationship of the two.Preferably, pedestal 1 is horizontally disposed, prolongs in the horizontal direction so as to rest against face 11
Exhibition；Pin locating piece 2 is arranged in the top of pedestal 1 and can vertically move, the axis vertical setting of locating slot 21, to guarantee to make
Pressure on pin locating piece 2 is consistent with gravity direction, facilitates the assembly of pin.
In use, being arranged workpiece 01 on pedestal 1, keep the axis of the assembly pin hole of workpiece 01 vertical with the face that rests against 11,
Then, it is positioned using assembly pin hole of the alignment device 3 to the workpiece 01 for being already provided at pedestal 1, makes either one or two of workpiece 01
Assembly pin hole is aligned with the locating slot 21 of pin locating piece 2, then, pin is inserted into locating slot 21, then to pin locating piece
One end of 2 remotely located slots 21 applies external force, moves pin locating piece 2 along the direction perpendicular to the face that rests against 11, to make pin
It binds in assembly pin hole.
Shop bolt is manually adjusted by the way of human eye and craft in compared with the prior art and assembles the dress of pin hole
With position, which can realize the centering of assembly pin hole and locating slot 21 by alignment device 3, to make to be inserted in
Pin and assembly pin hole centering in locating slot 21, that is, guarantee pin by tooling and assemble the rigging position of pin hole, it is fixed
Level is true, and assembly precision is high.
In view of the realization of the specific structure of pin locating piece 2, on the basis of above-described embodiment, pin locating piece 2
Including the compression bar 22 for pin to be arranged and the bracket 4 on pedestal 1, bracket 4 is equipped with to be positioned for cooperating with compression bar 22
Location hole 41, the bottom of compression bar 22 is arranged in locating slot 21.
It is understood that the outer diameter of compression bar 22 is consistent with the internal diameter of location hole 41, in order to which the cooperation of the two positions,
That is, the axis of compression bar 22 is overlapped with the axis of location hole 41, and in external force after compression bar 22 is inserted in location hole 41
Under, compression bar 22 can be moved along the axis direction of location hole 41.
That is, the present embodiment limits the position of compression bar 22 by the position of location hole 41, to make the position of locating slot 21
Determination is set, location hole 41 keeps certain relative positional relationship by bracket 4 and pedestal 1, so that it is guaranteed that compression bar 22 and pedestal 1
Relative position.
Preferably, the axis of locating slot 21 is overlapped with the axis of compression bar 22.
In view of the connection type of bracket 4 and pedestal 1, it is preferable that positioned, and adopted to bracket 4 using straight pin 6
It is with soket head cap screw 7 that bracket 4 and pedestal 1 is fixed.
In order to further increase the positioning accuracy of compression bar 22, on above-described embodiment basis, pedestal 1 is equipped with and is used for
The angular locating piece 5 of the circumferential position of compression bar 22 is positioned, angular locating piece 5 is equipped with the positioning surface parallel with the axis of location hole 41
51, the distance between positioning surface 51 and axis are less than the radius of compression bar 22；The side of compression bar 22 is equipped with for flat with positioning surface 51
Row is arranged so that the evacuation groove face 23 that compression bar 22 positions.
It is understood that since the distance between axis of positioning surface 51 and location hole 41 is less than the radius of compression bar 22,
That is, the distance of the peripheral part of compression bar 22 to 22 axis of compression bar is greater than positioning surface 51 to the distance of 41 axis of location hole, and due to
After compression bar 22 is inserted into location hole 41, the axis of compression bar 22 is overlapped with the axis of location hole 41, therefore, in order to guarantee 22 energy of compression bar
It is enough smoothly inserted into location hole 41, the evacuation groove face 23 for avoiding positioning surface 51 need to be opened up in the side of compression bar 22.
When installation, compression bar 22 is inserted into location hole 41, and rotates compression bar 22, makes the evacuation groove face 23 of compression bar 22 and angular
The positioning surface 51 of locating piece 5 is parallel, to guarantee that compression bar 22 can be smoothly inserted into location hole 41；That is, when evacuation groove face 23
When not parallel with positioning surface 51, compression bar 22 and positioning surface 51 generate interference, and compression bar 22 will be unable to be fitted into location hole 41.
Therefore, the circumferentially positioned of compression bar 22 may be implemented by angular locating piece 5 in the present embodiment, to avoid the loading of compression bar 22
It is rotated in location hole 41 after location hole 41, so that it is more acurrate to position compression bar 22.
The fixed form of angular locating piece 5 and pedestal 1 can be with the connection type of reference frame 4 and pedestal 1, that is, preferably adopts
Angular locating piece 5 is positioned with straight pin 6, and using soket head cap screw 7 that angular locating piece 5 and pedestal 1 is fixed.
In view of the realization of 3 specific structure of alignment device, on the basis of above-described embodiment, alignment device 3 includes inserting
Enter the connecting rod 33 of column 31, coning correction 32 and connection insertion column 31 and coning correction 32.Column 31 is inserted into be used in compression bar 22 and determine
Cooperate before the cooperation positioning of position hole 41 with location hole 41, with by the position of 41 positioning correcting of location hole cone 32, coning correction 32 is used
In the position for positioning assembly pin hole in any one assembly pin hole that insertion is set to the workpiece 01 of pedestal 1, that is, coning correction 32
The position of one assembly pin hole of correction every time, when any one the assembly pin hole for the workpiece 01 for being set to pedestal 1 is aligned with locating slot
Afterwards, insertion column 31 is extracted from location hole 41, then compression bar 22 is inserted into location hole 41, the rigging pilotage to locating slot 21 has been directed at
Hole carries out dress pin operation.When filling pin, pin is put into locating slot 21, mobile compression bar 22 is until dowel contact assembles pin hole
Aperture, then, then apply external force by pin be pressed into assembly pin hole in.After completing the assembly of a pin, workpiece can be made
Then the certain angle of 01 rotation uses alignment device pair so that another assembly pin hole be made to go to the lower section of location hole 41 again
Another assembly pin hole is corrected, and carries out stapling operation after another assembly pin hole positioning, then to another assembly pin hole, such as
This circulation, until assembly pin hole all on workpiece 01 is packed into pin.
It should be noted that then showing to assemble when the conical surface of coning correction 32 is contacted with assembly pin hole completely in the circumferential
Pin hole has positioned.It is understood that the position of coning correction 32 is determined by the axial location of insertion column 31, when insertion column 31 and determine
After position hole 41 cooperates, it is inserted into the axis of column 31 and the axis collinear of location hole 41；And when installing pin, compression bar 22 and location hole
41 cooperations, at this point, the axis collinear of the axis of compression bar 22 and location hole 41, the axial location of compression bar 22 determines locating slot 21
Position therefore can guarantee that assembling pin hole is aligned with locating slot 21 indirectly by coning correction 32.
It is understood that the radius of connecting rod 33 is less than the distance between the axis of positioning surface 51 and location hole 41, with
Positioning surface 51 is avoided, so that insertion column 31 be made to be inserted into location hole 41, and is inserted into coning correction 32 in assembly pin hole.
Connecting rod 33 is set between insertion column 31 and coning correction 32, and correspondingly, the height of positioning surface 51 is lower than location hole 41
Height, that is, positioning surface 51 be set to location hole 41 lower section, it is preferable that bracket 4 be equipped with for angular locating piece 5 of stepping down
Relief hole, angular locating piece 5 are set to the lower section of bracket 4.Corresponding, evacuation groove face 23 is set on compression bar 22 close to locating slot 21
Side.
In order to enable locating slot 21 and the assembly pin hole for the workpiece 01 being set on pedestal 1 to be more efficiently aligned, above-mentioned
On the basis of any one embodiment, face 11 is rested against for being bonded with the bottom surface of the pin mounting portion of workpiece 01, pedestal 1 is also set
There is the limit circle 12 radially limited for the annular benchmark outer circle to workpiece 01.
It should be noted that the workpiece 01 in the present embodiment is primarily referred to as annular class workpiece 01 or circle class workpiece 01, example
It such as calms the anger hood.In order to enable annular class workpiece 01 or circle class workpiece 01 preferably to position, the present embodiment is on pedestal 1
Setting limit circle 12 carries out radial limit for the annular benchmark outer circle to workpiece 01, to limit the radial position of workpiece 01,
That is, workpiece 01 cannot move radially after workpiece 01 is arranged on pedestal 1, to make the diameter of the assembly pin hole on workpiece 01
It is determined to position, therefore, when being directed at assembly pin hole with locating slot 21 using alignment device 3, only workpiece 01 need to be made along circle
Heart rotation facilitates quickly finding accurately for workpiece 01.
It should be noted that the limit circle 12 in the utility model is primarily referred to as limiting the annular benchmark outer circle of workpiece 01
In an internal diameter and the consistent circle of outer diameter of annular benchmark outer circle, the position limiting structure of entity is not implied that.
When having at least two assembly pin holes on workpiece 01, different assembly pin holes can also be made by turning of work piece 01
Seriatim turn to the lower section of location hole 41.
It is bonded it is understood that resting against face 11 with the bottom surface of the pin mounting portion of workpiece 01, can preferably resist pin
The external force on pin is acted on when nail indentation assembly pin hole.
After being packed into assembly pin hole in view of pin, when the end of pin exceeds the bottom surface of pin mounting portion, pin will be the bottom of with
Seat 1 rests against face 11 and generates interference, for this purpose, on the basis of above-described embodiment, rests against face 11 and is equipped with and have been charged into dress for avoiding
The recessing groove 13 of end with the pin in pin hole.
It should be noted that needing to make not by turning of work piece 01 when the assembly pin hole on workpiece 01 is at least two
When same assembly pin hole turns to the lower section of location hole 41, the recessing groove 13 is preferably along the circumferential setting in the face that rests against 11, to realize work
The circular-rotation of part 01.
In view of the simple and easy to process property of 1 specific structure of pedestal, on the basis of above-described embodiment, pedestal 1 is wrapped
Include at least two limited supports of the pedestal location hole 14 for positioning base 1 and the radial radiation setting along pedestal location hole 14
Part 15 is equipped with part on each limited support part 15 and rests against face and local limiting section, and all parts rest against face and form above-mentioned branch
By face 11, all part limiting sections form limit circle 12.
That is, the pedestal 1 in the present embodiment is non-completely circular structure, but it is total to by least two limited support parts 15
Same-action completes the support and radial limit of workpiece 01.This can simplify the structure of pedestal 1.
Preferably, the quantity of limited support part 15 is three, and three limited support parts 15 are circumferential along pedestal location hole 14
It is uniformly distributed.
Preferably, bracket 4 is disposed therein on a limited support part 15.
In view of the fixation problem when pedestal 1 to be arranged on press device, on the basis of above-described embodiment, often
One end of a limited support part 15 one end and close pedestal location hole 14 far from pedestal location hole 14 is equipped at least one use
In the threaded securing bores 151 of fixed limited support part 15.
That is, pedestal 1 can be fixed by the bolt cooperated with threaded securing bores 151.
In addition to above-mentioned dress pin fixture, the utility model also provides a kind of dress including dress pin fixture disclosed in above-described embodiment
Equipment is sold, which further includes press machine, and the pedestal 1 of above-mentioned dress pin equipment is arranged on the workbench of press machine, pressure
The axis collinear of the locating slot 21 of the pin locating piece 2 of the axis of the formed punch of power machine and the dress pin fixture.Other of press machine are each
Refer to the prior art for partial structure, and repeats no more herein.
It is rested against on face 11 in use, workpiece 01 is placed on dress pin fixture, by alignment device 3 makes the one of workpiece 01
A assembly pin hole is aligned with the locating slot 21 of dress pin fixture, then, by pin insertion locating slot 21, then by the formed punch of press machine
One end of the remotely located slot 21 of pin locating piece 2 is contacted, starts press machine, moves formed punch at the uniform velocity, to be positioned by pin
Part 2 applies balanced pressure at the uniform velocity to pin and preferably stops until the fitting surface of pin is bonded completely with the fitting surface of pilot hole
It after 2-5 seconds, moves the formed punch of press machine round about, completes the assembly of a pin.Then, according to aforesaid operations method
Dress pin operation is seriatim completed to assembly pin hole remaining on workpiece 01.
In above process, it is preferable that the pressure value of press machine is 100~400N, and the movement speed of formed punch is preferably small
In equal to 0.2mm/s.
In view of the smoothness of pin assembly, it is preferable that before pin assembly, be first put into pin cold in liquid nitrogen basin
But 25~30 minutes, to promote the fitted position of pin to form a certain amount of contraction, be conducive to pin smoothly and quickly into
Enter to assemble in pin hole.The temperature of liquid nitrogen is preferably -196 DEG C.
It should be noted that pin is put it into the locating slot 21 of pin locating piece 2 after taking out in liquid nitrogen basin,
The assembly of restarting pressure machine completion pin.This operating process should be rapidly and accurately, it is preferable that and the time controlled within 15 seconds, with
Exempt from pin exposure rapidly to heat up and resizing shrinkage in air.
That is, the present embodiment applies assembling pressure to pin by press machine, make pin in the pressure of balanced constant speed
Effect is pushed down into the assembly pin hole of workpiece 01, is packed into pin by the way of manually tapping compared with the prior art, can avoid
01 stress deformation of workpiece caused by pin unbalance stress.In addition, the assembly manipulation of pin can be made to standardize by dress pin equipment,
It is easy to operate, stablize, strong operability improves assembly qualified rate, saves production cost, while reducing the labor of operator
Fatigue resistance.
It is tested by taking the assembly of the pin of certain hood of calming the anger as an example, test result shows that the assembly manipulation of pin is stable, simple
Just, size qualification rate is much higher than manually-operated qualification rate.
Each embodiment in this specification is described using progressive mode, the highlights of each of the examples are with other realities
The difference of example is applied, the same or similar parts in each embodiment may refer to each other.
The dress pin equipment to dress pin fixture provided by the utility model and with the dress pin fixture has carried out in detail above
It introduces.Specific case used herein is expounded the principles of the present invention and embodiment, above embodiments
Illustrate the method and its core concept for being merely used to help understand the utility model.It should be pointed out that for the general of the art
For logical technical staff, without departing from the principle of this utility model, several improvement can also be carried out to the utility model
And modification, modifications and modifications also fall within the protection scope of the claims of the utility model.
Claims (10)
1. a kind of dress sells fixture characterized by comprising
Pedestal (1), the pedestal (1) be equipped be used to support workpiece (01) so that the workpiece (01) assembly pin hole axis with
It is vertical to rest against face (11)；
With the pin locating piece for resting against face (11) and being oppositely arranged and can be mobile along the direction for resting against face (11) perpendicular to described
(2), the pin locating piece (2) is equipped with axis and the locating slot (21) that rest against face (11) vertical；
Assembly pin hole for making the workpiece (01) set on the pedestal (1) selects one centering being aligned with the locating slot (21)
Device (3).
2. dress according to claim 1 sells fixture, which is characterized in that the pin locating piece (2) includes:
For the compression bar (22) of pin, bottom of locating slot (21) setting in the compression bar (22) to be arranged；
Bracket (4) on the pedestal (1), the bracket (4) are equipped with for cooperating positioning with the compression bar (22)
Location hole (41).
3. dress according to claim 2 sells fixture, which is characterized in that the pedestal (1) is equipped with for positioning the pressure
The angular locating piece (5) of the circumferential position of bar (22), the angular locating piece (5) are equipped with flat with the axis of the location hole (41)
Capable positioning surface (51), the distance between the positioning surface (51) and the axis are less than the radius of the compression bar (22)；It is described
The side of compression bar (22) is equipped with for the evacuation groove face so that the compression bar (22) positioning to be arranged in parallel with the positioning surface (51)
(23)。
4. dress according to claim 3 sells fixture, which is characterized in that the alignment device (3) includes:
For the insertion before the compression bar (22) and the location hole (41) cooperation positioning with the location hole (41) cooperation
Column (31)；
The position of the assembly pin hole is positioned in the assembly pin hole for the workpiece (01) that insertion for selecting one is set to the pedestal (1)
The coning correction (32) set；
Between the insertion column (31) and the coning correction (32), the connecting rod for avoiding the positioning surface (51)
(33)。
5. selling fixtures according to the described in any item dresses of claim 2-4, which is characterized in that the face (11) that rests against is used for and workpiece
(01) bottom surface of pin mounting portion is bonded, and the pedestal (1) is additionally provided with for the annular benchmark outer circle to the workpiece (01)
The limit circle (12) radially limited.
6. dress according to claim 5 sells fixture, which is characterized in that it is described rest against face (11) and be equipped with had been charged into for avoiding
The recessing groove (13) of the end of pin in the assembly pin hole.
7. dress according to claim 5 sells fixture, which is characterized in that the pedestal (1) includes for positioning the pedestal
(1) at least two limited support parts of pedestal location hole (14) and the radial radiation setting along the pedestal location hole (14)
(15), it is equipped with part on each limited support part (15) and rests against face and local limiting section, all parts rest against face
It is rested against described in formation face (11), all local limiting sections form the limit circle (12).
8. dress according to claim 7 sells fixture, which is characterized in that the bracket (4) is disposed therein the limit
Position supporting element (15).
9. dress according to claim 7 sells fixture, which is characterized in that each limited support part (15) is far from the bottom
One end of seat location hole (14) and one end of the close pedestal location hole (14) are equipped at least one for fixing the limit
The threaded securing bores (151) of position supporting element (15).
10. a kind of dress sells equipment, which is characterized in that sell fixture, institute including press machine and the described in any item dresses of claim 1-9
State dress pin fixture pedestal (1) be arranged on the workbench of the press machine, the axis of the formed punch of the press machine with it is described
The axis collinear of the locating slot (21) of the pin locating piece (2) of dress pin fixture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821830326.7U CN208977713U (en) | 2018-11-07 | 2018-11-07 | A kind of dress pin fixture and the dress pin equipment with the dress pin fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821830326.7U CN208977713U (en) | 2018-11-07 | 2018-11-07 | A kind of dress pin fixture and the dress pin equipment with the dress pin fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208977713U true CN208977713U (en) | 2019-06-14 |
Family
ID=66790530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821830326.7U Active CN208977713U (en) | 2018-11-07 | 2018-11-07 | A kind of dress pin fixture and the dress pin equipment with the dress pin fixture |
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| Country | Link |
|---|---|
| CN (1) | CN208977713U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110561332A (en) * | 2019-09-23 | 2019-12-13 | 中车株洲电机有限公司 | Auxiliary device for installing positioning pin |
| CN115008358A (en) * | 2021-03-03 | 2022-09-06 | 中国航发商用航空发动机有限责任公司 | Positioning and mounting tool |
-
2018
- 2018-11-07 CN CN201821830326.7U patent/CN208977713U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110561332A (en) * | 2019-09-23 | 2019-12-13 | 中车株洲电机有限公司 | Auxiliary device for installing positioning pin |
| CN115008358A (en) * | 2021-03-03 | 2022-09-06 | 中国航发商用航空发动机有限责任公司 | Positioning and mounting tool |
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