CN209157609U - A kind of riveting die and its cavity plate of shaft-like workpiece - Google Patents
A kind of riveting die and its cavity plate of shaft-like workpiece Download PDFInfo
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- CN209157609U CN209157609U CN201822211453.5U CN201822211453U CN209157609U CN 209157609 U CN209157609 U CN 209157609U CN 201822211453 U CN201822211453 U CN 201822211453U CN 209157609 U CN209157609 U CN 209157609U
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Abstract
The utility model discloses the riveting die and its cavity plate of a kind of shaft-like workpiece, the cavity plate includes guide pad and at least two mold sections, guide pad is equipped at least two guide grooves vertically extended, each guide groove is circumferentially arranged and inside is mutually communicated, also, the top of the outside cell wall of each guide groove slopes inwardly；Mold section is packed into guide groove correspondingly, and outer side surface is bonded with the outside cell wall of guide groove, to slide along the outside cell wall of guide groove；Also, when each mold section slides up to extreme position, the interior sidewall surface of each mold section encloses upper shaft hole jointly.Since the outside cell wall of guide groove and the outer side surface of mold section fit, and, the top of the outside cell wall of guide groove tilts inwardly, thus while mold section is along the outside cell wall upward sliding of guide groove can also slid inward, slide downward while can also slide in and out.The riveting die of the shaft-like workpiece of the cavity plate and use cavity plate can satisfy production flexibility requirement.
Description
Technical field
The utility model relates to the technical fields that presses of shaft-like workpiece, more particularly to a kind of riveting die of shaft-like workpiece
And its cavity plate.
Background technique
Shaft-like workpiece includes shaft member and the riveting parts that needs are riveted together with shaft member.In the prior art, shaft-like workpiece
Riveting die is disposed with elastic component, jacking block and cavity plate from top to bottom.When pressing, the axis hole of cavity plate is protruded into the upper end of shaft member
Interior, riveting parts cover outside shaft member and upper end cavity plate is in contact.
During pressing, cavity plate compresses downwards riveting parts, and the upper end of shaft member pushes jacking block upwards, jacking block is made to compress bullet upwards
Property part.After the completion of pressing, certain interference fit is formed between the upper end of riveting parts and the axis hole of cavity plate, is needed by elastic component
The elastic force generated that is pressurized pushes downwards shaft-like workpiece, and shaft-like workpiece can be made to detach from the axis hole of cavity plate, complete to unload
Material.
But the shaft-like workpiece different due to length, during pressing, degree difference is compressed to elastic component, in order to protect
Card elastic component is not crushed and when discharging can also provide enough elastic forces, and the length of shaft-like workpiece must be replaced not when changing
With the elastic component of model or the jacking block of different length, therefore production flexibility requirement can not be able to satisfy.
In view of this, developing a kind of riveting die of shaft-like workpiece, the shaft-like workpiece of different length can be adapted to, it is full
Sufficient production flexibilityization requirement, is those skilled in the art's technical issues that need to address.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of cavity plate of the riveting die of shaft-like workpiece, it is described recessed
Mould includes guide pad and at least two mold sections, and the guide pad is equipped at least two guide grooves vertically extended, each institute
State that guide groove is circumferentially arranged and inside is mutually communicated, also, the top of the outside cell wall of each guide groove slopes inwardly；
The mold section is packed into the guide groove correspondingly, and outer side surface is bonded with the outside cell wall of the guide groove, along institute
State the outside cell wall sliding of guide groove；Also, when each mold section slides up to extreme position, the inner sidewall of each mold section
Face encloses upper shaft hole jointly.
Since the outside cell wall of guide groove and the outer side surface of mold section fit, also, the outside cell wall of guide groove is upper
Portion tilts inwardly, thus when mold section along the outside cell wall upward sliding of guide groove while can also slid inward, slide downward
While can also slide in and out.
During pressing, mold section gradually upwards, slid inward, gradually compress the elastic component of riveting die；It presses when completing,
The upper end of riveting parts is located in upper shaft hole, and there are certain magnitude of interference with the hole wall of upper shaft hole (interior sidewall surface of each mold section)；
When discharging, elastic component push mold section downwards, slide in and out, disengage the interior sidewall surface of each mold section with riveting parts, so as to
So that shaft-like workpiece is detached from upper shaft hole.
As it can be seen that do not need shaft-like workpiece using the cavity plate and compress elastic component, therefore, the elastic force and axis class work of elastic component
The length of part is unrelated, so when the length of shaft-like workpiece changes, the jacking block of no replacement is required elastic component or pushing tow elastic component is met
Flexible Production requirement.Moreover, the cavity plate sliding in and out by mold section, is detached from the inside cell wall of each mold section with riveting parts and connects
Touching, to reach discharging purpose, for directly pushing shaft-like workpiece progress discharging in background technique, required elastic force is more
It is small, the more conducively realization of discharging.
The avris cell wall of cavity plate as described above, the guide groove is equipped with limiting groove, and the avris wall surface of the mold section is set
There are the retention bead being located in the limiting groove, the outside cell wall of the limiting groove and the outer side surface of the retention bead
Fitting；
Alternatively, the avris wall surface of the mold section is equipped with limiting groove, the avris cell wall of the guide groove is equipped with positioned at described
The inside cell wall of retention bead in limiting groove, the limiting groove is bonded with the interior sidewall surface of the retention bead；
Wherein, the avris cell wall of the guide groove refers to the cell wall on its inside between outside, the side of the mold section
Side wall surface refers to the wall surface on its inside between outside.
The sagittal plane of cavity plate as described above, the relatively described upper shaft hole of the outside cell wall of each guide groove is symmetrical.
Cavity plate as described above is equipped with connection wall surface between the interior sidewall surface and avris wall surface of each mold section；Each institute
When stating mold section and sliding up to extreme position, the connection wall face paste of the adjacent mold section is closed；Wherein, the avris of the mold section
Wall surface refers to the wall surface on its inside between outside.
The utility model also provides a kind of riveting die of shaft-like workpiece, including upper mold and lower mold, the upper mold
Including cavity plate, the cavity plate is cavity plate described in any of the above embodiments；The lower mold includes punch-pin, the punch-pin be equipped with it is described
The coaxial lower shaft hole of upper shaft hole；
The upper mold further includes elastic component and backform part, and the elastic component is located at the top of the cavity plate, the backform
Part between the elastic component and the cavity plate and upper end contacted with the elastic component, each mould of lower end and the cavity plate
Valve contact；The upper mold is additionally provided with step surface directed downwardly, when each mold section slides up to extreme position, the backform part
It is inconsistent with the step surface.
Riveting die as described above, the upper mold further include die holder, and the die holder is successively arranged first from top to bottom
Bore, the second bore and third bore, three are mutually communicated；The backform part includes the jacking block successively contacted from top to bottom, top
Bar and cushion block, three are loaded on first bore, second bore and the third bore, and the lower end of the cushion block respectively
It is contacted with each mold section；The elastic component is also installed on first bore and lower end is contacted with the jacking block.
Riveting die as described above, the jacking block are equipped with first shaft hole；The die holder is equipped with the second axis hole, and around institute
It states the second axis hole and is provided with multiple second bore；The cushion block is equipped with third axis hole；The first shaft hole, second axis
Hole, the third axis hole and the upper shaft hole, four is coaxial and successively penetrate through from top to bottom.
Riveting die as described above, the upper mold further include the lower cover plate for being connected in the die holder lower end；Under described
Cover board is equipped with the cavity plate bore extended up and down, and the lower end of the cavity plate bore forms the positive stop lug boss extended into hole；It is described recessed
Mould is loaded on the cavity plate bore, the lower end surface of the guide pad and positive stop lug boss is inconsistent, upper surface and the die holder phase
It contradicts.
The interior sidewall surface of riveting die as described above, the positive stop lug boss is located under the outside cell wall of the guide groove
On the inside of edge.
Riveting die as described above, the upper mold further include the upper cover plate for being connected in the die holder upper end, the bullet
The upper end of property part is fixed on the upper cover plate.
Detailed description of the invention
Fig. 1 is a kind of cross-sectional view of specific embodiment of cavity plate provided by the utility model；
Fig. 2 is the schematic perspective view of guide pad in specific embodiment；
Fig. 3 is the schematic perspective view of mold section in specific embodiment；
Fig. 4 slides up to the top view under extreme position state in each mold section for Fig. 1；
Fig. 5 slides down to the bottom view under extreme position state in each mold section for Fig. 1；
Fig. 6 is a kind of cross-sectional view of specific embodiment of riveting die provided by the utility model.
The reference numerals are as follows into Fig. 6 by Fig. 1:
01 shaft member, 02 riveting parts；
1 cavity plate, 11 guide pads, 111 guide grooves, the outside cell wall of 111a guide groove, the avris cell wall of 111b guide groove,
112 retention beads, the outer side surface of 112a retention bead, the hole wall of 113a receiving hole, 12 mold sections, the lateral wall of 12a mold section
Face, the interior sidewall surface of 12b mold section, the avris wall surface of 12c mold section, 12d connection wall surface, 121 limiting grooves, 122 extensions, D
Upper shaft hole；
2 elastic components；
3 backform parts, 31 jacking blocks, 311 positioning disks, 312 connecting columns, 32 mandrils, 33 cushion blocks, A first shaft hole, C third axis
Hole；
4 die holders, the second axis hole of B；
5 lower cover plates, 51 positive stop lug boss；
6 upper cover plates；
7 punch-pin, E lower shaft hole；
8 bottom plates.
Specific embodiment
In order to make those skilled in the art more fully understand the technical solution of the utility model, with reference to the accompanying drawing
The technical solution of the utility model is described in further detail with specific embodiment.
Fig. 1 to Fig. 5 is please referred to, Fig. 1 is a kind of cross-sectional view of specific embodiment of cavity plate provided by the utility model；Fig. 2 is
The schematic perspective view of guide pad 11 in specific embodiment；Fig. 3 is the stereochemical structure signal of mold section 12 in specific embodiment
Figure；Fig. 4 slides up to the top view under extreme position state in each mold section 12 for Fig. 1；Fig. 5 is Fig. 1 downward in each mold section 12
Slide into the bottom view under extreme position state.
As shown, the cavity plate 1 includes guide pad 11, guide pad 11 is equipped at least two guiding vertically extended
Slot 111 is provided with three guide grooves 111 in figure, naturally it is also possible to two, four or more guide grooves 111 be arranged.Respectively lead
It circumferentially arranges to slot 111, and inside is mutually communicated, also, the top of the outside cell wall 111a of each guide groove 111 is inwardly
Inclination.It should be appreciated that so-called inside is close to the position at arrangement center, so-called outside is the position far from arrangement center.
Also, the cavity plate further includes at least two mold sections 12, and three mold sections 12 are provided in figure, and each mold section 12 corresponds
Ground is packed into guide groove 111.Also, the outer side surface 12a of mold section 12 is bonded with the outside cell wall 111a of guide groove 111, is led with edge
It is slided to the outside cell wall 111a of slot 111.Also, when each mold section 12 slides up to extreme position, the inner sidewall of each mold section 12
Face 12b encloses upper shaft hole D jointly, can understand in conjunction with Fig. 4, and the interior sidewall surface 12b of each mold section 12 is arcwall face in figure, is enclosed
The upper shaft hole D of synthesis is circular hole, in fact, the interior sidewall surface 12b of each mold section 12 is not limited to arcwall face, correspondingly, enclosing
At upper shaft hole D be also not limited to circular hole, for example be also possible to square hole, polygon hole, elliptical aperture etc..
Since the outside cell wall 111a of guide groove 111 and the outer side surface 12a of mold section 12 fit, also, guide groove 111
The top of outside cell wall 111a tilt inwardly, so when mold section 12 is along the outside cell wall 111a upward sliding of guide groove 111
While can also slid inward, slide downward while can also slide in and out.
During pressing, mold section 12 gradually upwards, slid inward, gradually compress the elastic component 2 of riveting die；Press completion
When, the upper end of riveting parts 02 is located in upper shaft hole D, and there are one with the hole wall of upper shaft hole D (the interior sidewall surface 12b of each mold section 12)
Fixed magnitude of interference；When discharging, elastic component 2 push mold section 12 downwards, slide in and out, make interior sidewall surface 12b and the riveting of each mold section 12
Fitting 02 disengages, so as to so that shaft-like workpiece is detached from upper shaft hole D.
As it can be seen that do not need shaft-like workpiece using the cavity plate and compress elastic component, therefore, the elastic force and axis class work of elastic component
The length of part is unrelated, so when the length of shaft-like workpiece changes, the jacking block of no replacement is required elastic component or pushing tow elastic component is met
Flexible Production requirement.Moreover, the cavity plate sliding in and out by mold section, is detached from the inside cell wall of each mold section 12 and riveting parts
Contact, thus reach discharging purpose, for directly pushing shaft-like workpiece progress discharging in background technique, required elastic force
It is smaller, the more conducively realization of discharging.
Specifically, the avris cell wall 111b of the guide groove 111 and avris wall surface 12c of mold section 12, one is equipped with limiting groove,
Another one is equipped with the retention bead being located in limiting groove.It should be appreciated that the avris cell wall 111b of so-called guide groove 111 is
Refer to that the cell wall between its inner side and outer side, the avris wall surface 12c of so-called mold section 12 refer to the wall between its inner side and outer side
Face.
Also, when the avris cell wall 111b of guide groove 111 is arranged in limiting groove, the side of mold section 12 is arranged in retention bead
When side wall surface 12c, the outside cell wall of limiting groove is bonded with the outer side surface of retention bead, in order to not influence the cunning of mold section 12
Dynamic, the top of the outer side surface on the top and retention bead of the outside cell wall of limiting groove should all slope inwardly, and tilt angle
It is consistent with the tilt angle of outside cell wall 111a of guide groove 111.When the avris wall surface 12c of mold section 12 is arranged in limiting groove,
When the avris cell wall 111b of guide groove 111 is arranged in retention bead, make inside cell wall and the inside of retention bead of limiting groove
Wall surface fitting, in order to not influence the sliding of mold section 12, the top of the inside cell wall of limiting groove and the interior sidewall surface of retention bead
Top slope inwardly, and tilt angle is consistent with the tilt angle of outside cell wall 111a of guide groove 111.
As above setting retention bead and limiting groove, when mold section 12 can be made to slide up and down, outer side surface remain with
The fitting of the outside cell wall 111a of guide groove 111 guarantees that mold section 12 is slided along the outside cell wall 111a of guide groove 111 always.
Specifically, the outside cell wall 111a of each guide groove 111 is symmetrical with respect to the sagittal plane of upper shaft hole D, so set, can
So that inside and outside mold section 12 glide direction along upper shaft hole D radial direction, so set, it is easy to process and be conducive to evade 12 clamping stagnation of mold section
Risk.In a particular embodiment, the sagittal plane of the whole opposite upper shaft hole D of each guide groove 111 is symmetrical.
In a particular embodiment, the outside cell wall 111a of guide groove 111 is inclined plane, and two avris side walls are mutually flat
Capable plane, and both sides side channel wall 111b is equipped with retention bead 112, the outer side surface 112a and guide groove of retention bead 112
111 outside cell wall 111a intersection, and angle is acute angle, so set, the outer side surface 112a of retention bead 112 and limit are recessed
The outside cell wall of slot 121 is bonded, and the outer side surface 12a of mold section 12 can not only be made to remain the outer side slot with guide groove 111
The fitting of wall 111a, additionally it is possible to limit the shaking of mold section 12 circumferentially.Certainly, for the concrete shape of guide groove 111 not office
It is limited to this, for example, guide groove 111 can also be set to the T-shaped T-slot in cross section.
In a particular embodiment, each guide groove 111 is arranged on an equal basis and circumferentially uniformly arrangement, each guide pad 11 are also set on an equal basis
It sets, to implement.
In a particular embodiment, the cylindrical body that the generally up and down direction of guide pad 11 extends, guide groove 111 penetrate through guide pad
Receiving hole is arranged in the upper end of 11 both ends of the surface, guide pad 11, and the hole wall 113a of the receiving hole is located at the outside cell wall of guide groove 111
The outside of the top edge of 111a can understand in conjunction with Fig. 1 and Fig. 4.
In a particular embodiment, the cross section of the cross-sectional shape and cross sectional dimensions and guide groove 111 on 12 top of mold section
Shape and cross sectional dimensions are almost the same.Certainly, the concrete shape of mold section 12 also can be set according to actual needs.
In a particular embodiment, it is that fan-shaped extension 122 respectively prolongs in that the lower part of mold section 12, which is provided with cross section,
The lower end surface of extending portion 122 is contacted with riveting parts 02.
In a particular embodiment, connection wall surface 12d is equipped between the interior sidewall surface 12b and avris wall surface of every mold section 12；Respectively
When mold section 12 slides up to extreme position, the connection wall surface 12d of adjacent mold section 12 is bonded.Preferably, respectively connection wall surface 12d is pasted
In the state of conjunction, each axis co-planar for connecting wall surface 12d and upper shaft hole D.
In addition, the utility model also provides a kind of riveting die of shaft-like workpiece.
Referring to FIG. 6, Fig. 6 is a kind of cross-sectional view of specific embodiment of riveting die provided by the utility model.
As shown, the riveting die includes upper mold, which includes above-mentioned cavity plate 1.The upper mold further includes position
Elastic component 2 above cavity plate 1 and the backform part 3 between elastic component 2 and cavity plate 1, the upper end of backform part 3 and elasticity
Part 2 contacts, and lower end is contacted with the mold section 12 of cavity plate 1.Also, the upper mold is additionally provided with step surface directed downwardly, when mold section 12
When sliding up to extreme position, each mold section 12 and the step surface are inconsistent.
The riveting die further includes lower mold, which includes punch-pin 7, and punch-pin 7 is equipped with lower shaft hole E, lower shaft hole E with it is recessed
The upper shaft hole D of mould 1 is coaxial, and the shape and size of lower shaft hole E can be configured according to actual needs, be not limited thereto.
In application, the lower end of shaft member 01 to be riveted is packed into lower shaft hole E, upper end is packed into the upper shaft hole D of cavity plate.Starting is driven
Dynamic equipment, drives upper mold and lower mold to be gradually closed, contacts the lower end surface of each mold section 12 gradually with riveting parts 02.
Later, continue to be closed upper mold and lower mold, under the conflict effect of riveting parts 02, each mold section 12 is gradually slid up
Extreme position is moved, passes through backform part 3 during upward sliding and compresses elastic component 2, compress elastic component 2.
Later, continue to be closed upper mold and lower mold, the lower end surface of mold section 12 compress riveting parts 02 gradually downward, make to rivet
Part 02 deforms along the hole wall of upper shaft hole D, to realize the riveting with shaft member 01.
After the completion of pressing, the upper end of riveting parts 02 is located in upper shaft hole D, and with the hole wall of upper shaft hole D (each mold section 12
Interior sidewall surface 12b) there are certain magnitude of interference.When discharging, start driving equipment, upper mold and lower mold driven to be gradually opened,
The elastic component 2 of compression slides in and out while pushing each 12 slide downward of mold section by backform part 3, makes the inner sidewall of each mold section 12
Upper end of the face 12b gradually outward with riveting parts 02 disengages, so that shaft-like workpiece be made to detach from the upper shaft hole D of cavity plate 1
Come, realizes discharging.
Specifically, lower mold can also include bottom plate 8, punch-pin 7 is fixed on bottom plate 8, so as to the fixation of punch-pin 7.
Specifically, upper mold further includes die holder 4, die holder 4 is successively arranged the first bore, the second bore and third from top to bottom
Bore, three are mutually communicated；Liftout part includes the jacking block 31, mandril 32 and cushion block 33 successively contacted from top to bottom, three's difference
Loaded on the first bore, the second bore and third bore, and cushion block 33 is contacted with mold section 12.Elastic component 2 is also installed on the first bore
And lower end is contacted with jacking block 31.So set, being convenient for the installation of liftout part, and it is conducive to guarantee the integral strength of die holder 4.
In a particular embodiment, above-mentioned step surface is formed in the upper end of third bore, and mold section 12 slides up to limit position
When setting, cushion block 33 and the step surface are inconsistent, and the upper limit position of mold section 12 is limited with this.
In a particular embodiment, the hole wall of the first bore is the cylindrical wall extended up and down, and guiding is arranged in the bottom of jacking block 31
Disk 311, the outer peripheral surface of positioning disk 311 are bonded with the hole wall of the first bore, so that jacking block 31 is slidable in the vertical direction.Also, it pushes up
Block 31 also sets up connecting column 312, and connecting column 312 is located at the top of positioning disk 311, and elastic component 2 is coated at the connecting column 312 and bottom
End is contacted with positioning disk 311.
In a particular embodiment, jacking block 31 is equipped with first shaft hole A.Die holder 4 is equipped with the second axis hole B, and is arranged multiple second
Bore, each second bore are arranged around the second axis hole B.Cushion block 33 is equipped with third axis hole C.First shaft hole A, the second axis hole B,
Triaxial hole C and upper shaft hole D, four is coaxial and successively penetrate through from top to bottom.So set, the upper end convenient for shaft member 01 passes through first
Axis hole A, the second axis hole B and third axis hole C, to adapt to longer shaft-like workpiece.
In a particular embodiment, elastic component 2 is spring, certainly, it is not limited to this, as long as the portion with sufficiently resilient power
Part.
Specifically, upper mold further includes lower cover plate 5, lower cover plate 5 is connected in the lower end of die holder 4, both specific to pass through
Threaded fastener connection.Lower cover plate 5 is equipped with the cavity plate bore extended up and down, and the hole wall of cavity plate bore forms the limit to extend internally
Boss 51；Cavity plate is loaded on cavity plate bore, and the lower end surface of guide pad 11 and positive stop lug boss 51 be inconsistent, upper surface and die holder 4 offset
Touching.
In a particular embodiment, the interior sidewall surface of positive stop lug boss 51 is located at the following of the outside cell wall 111a of guide groove 111
On the inside of edge, slide down to limit mold section 12 inconsistent with positive stop lug boss 51 when extreme position.So set, making positive stop lug boss
51, in addition to playing the role of contradicting guide pad 11, also act as and limit 12 lower position of mold section.
Specifically, upper mold further includes upper cover plate 6, upper cover plate 6 is connected in the upper end of die holder 4, both specific to pass through
Threaded fastener connection.The upper end of first bore penetrates into the upper surface of die holder 4, and elastic component 2 is loaded in the first bore and upper end
It is connected with upper cover plate 6.
, can be with as shown in fig. 6, entire riveting die be just set when practical application in addition, it is necessary to explanation, it can also be with
Entire riveting die is inverted (rotation 180 °), lower mold is made to be located at the top of upper mold, at this point, each mold section of cavity plate is to downslide
Slid inward while dynamic, upward sliding while, slide in and out.The riveting die just state of setting is all based on above to be described
, it is therefore an objective to the positional relationship for clearly expressing each component is not construed as the restriction to technical solution.
The riveting die and its cavity plate of a kind of shaft-like workpiece provided by the utility model are described in detail above.
Specific case used herein is expounded the principles of the present invention and embodiment, and the explanation of above embodiments is only
It is the method and its core concept for being used to help understand the utility model.It should be pointed out that for the ordinary skill of the art
For personnel, without departing from the principle of this utility model, several improvements and modifications can be made to this utility model,
Modifications and modifications also fall within the protection scope of the claims of the utility model.
Claims (10)
1. a kind of cavity plate of the riveting die of shaft-like workpiece, which is characterized in that the cavity plate (1) includes guide pad (11) and at least
Two mold sections (12), the guide pad (11) are equipped at least two guide grooves (111) vertically extended, each guiding
Slot (111) is circumferentially arranged and inside is mutually communicated, also, the top of the outside cell wall of each guide groove (111) is inside
Inclination；The mold section (12) is packed into the guide groove (111) correspondingly, and outer side surface and the guide groove (111)
Outside cell wall fitting, to be slided along the outside cell wall of the guide groove (111)；Also, each mold section (12) slides up to
When extreme position, the interior sidewall surface of each mold section (12) encloses upper shaft hole (D) jointly.
2. cavity plate according to claim 1, which is characterized in that it is recessed that the avris cell wall of the guide groove (111) is equipped with limit
Slot, the avris wall surface of the mold section (12) are equipped with the retention bead being located in the limiting groove, the outside of the limiting groove
Cell wall is bonded with the outer side surface of the retention bead；
Alternatively, the avris wall surface of the mold section (12) is equipped with limiting groove, the avris cell wall of the guide groove (111), which is equipped with, to be located at
The inside cell wall of retention bead in the limiting groove, the limiting groove is bonded with the interior sidewall surface of the retention bead；
Wherein, the avris cell wall of the guide groove (111) refers to the cell wall on its inside between outside, the mold section (12)
Avris wall surface refer to the wall surface on its inside between outside.
3. cavity plate according to claim 1, which is characterized in that the outside cell wall of each guide groove (111) is with respect to institute
The sagittal plane for stating upper shaft hole (D) is symmetrical.
4. cavity plate according to claim 1-3, which is characterized in that the interior sidewall surface of each mold section (12) and
Connection wall surface is equipped between avris wall surface；When each mold section (12) slides up to extreme position, the adjacent mold section (12)
The connection wall face paste close；Wherein, the avris wall surface of the mold section (12) refers to the wall surface on its inside between outside.
5. a kind of riveting die of shaft-like workpiece, including upper mold and lower mold, which is characterized in that the upper mold includes recessed
Mould, the cavity plate are the described in any item cavity plates of claim 1-4 (1)；The lower mold includes punch-pin (7), the punch-pin (7)
Equipped with the lower shaft hole (E) coaxial with the upper shaft hole (D)；
The upper mold further includes elastic component (2) and backform part (3), and the elastic component (2) is located at the top of the cavity plate, described
Backform part (3) between the elastic component (2) and the cavity plate (1) and upper end contacted with the elastic component (2), lower end and institute
State each mold section (12) contact of cavity plate (1)；The upper mold is additionally provided with step surface directed downwardly, and each mold section (12) is upward
When sliding into extreme position, the backform part (3) and the step surface are inconsistent.
6. riveting die according to claim 5, which is characterized in that the upper mold further includes die holder (4), the die holder
(4) the first bore, the second bore and third bore, three is successively arranged from top to bottom to be mutually communicated；The backform part (3) includes
Jacking block (31), mandril (32) and the cushion block (33) successively contacted from top to bottom, three are loaded on first bore, described respectively
Two bore and the third bore, and the lower end of the cushion block (33) is contacted with each mold section (12)；The elastic component (2)
It is installed on first bore and lower end is contacted with the jacking block (31).
7. riveting die according to claim 6, which is characterized in that the jacking block (31) is equipped with first shaft hole (A)；It is described
Die holder (4) is equipped with the second axis hole (B), and second axis hole (B) is provided with multiple second bore；The cushion block
(33) it is equipped with third axis hole (C)；The first shaft hole (A), second axis hole (B), the third axis hole (C) and it is described on
Axis hole (D), four is coaxial and successively penetrate through from top to bottom.
8. according to the described in any item riveting dies of claim 5-7, which is characterized in that the upper mold further includes being connected in institute
State the lower cover plate (5) of die holder (4) lower end；The lower cover plate (5) is equipped with the cavity plate bore that extends up and down, under the cavity plate bore
End forms the positive stop lug boss (51) extended into hole；The cavity plate (1) is loaded on the cavity plate bore, under the guide pad (11)
End face and the positive stop lug boss (51) be inconsistent, upper surface and the die holder (4) are inconsistent.
9. riveting die according to claim 8, which is characterized in that the interior sidewall surface of the positive stop lug boss (51) is located at institute
On the inside of the lower edge for stating the outside cell wall of guide groove (111).
10. according to the described in any item riveting dies of claim 5-7, which is characterized in that the upper mold further includes being connected in
The upper cover plate (6) of die holder (4) upper end, the upper end of the elastic component (2) are fixed on the upper cover plate (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822211453.5U CN209157609U (en) | 2018-12-26 | 2018-12-26 | A kind of riveting die and its cavity plate of shaft-like workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822211453.5U CN209157609U (en) | 2018-12-26 | 2018-12-26 | A kind of riveting die and its cavity plate of shaft-like workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209157609U true CN209157609U (en) | 2019-07-26 |
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ID=67344876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822211453.5U Active CN209157609U (en) | 2018-12-26 | 2018-12-26 | A kind of riveting die and its cavity plate of shaft-like workpiece |
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| Country | Link |
|---|---|
| CN (1) | CN209157609U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109454431A (en) * | 2018-12-26 | 2019-03-12 | 湖北航嘉麦格纳座椅系统有限公司 | A kind of riveting die and its cavity plate of shaft-like workpiece |
| CN113649783A (en) * | 2021-08-16 | 2021-11-16 | 安徽雷利智能科技有限公司 | Riveting die and working method using same |
-
2018
- 2018-12-26 CN CN201822211453.5U patent/CN209157609U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109454431A (en) * | 2018-12-26 | 2019-03-12 | 湖北航嘉麦格纳座椅系统有限公司 | A kind of riveting die and its cavity plate of shaft-like workpiece |
| CN113649783A (en) * | 2021-08-16 | 2021-11-16 | 安徽雷利智能科技有限公司 | Riveting die and working method using same |
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