CN109365652A - All-metal preset torque nut opposite side 3 points of pressed toolings of intermediate pressure - Google Patents
All-metal preset torque nut opposite side 3 points of pressed toolings of intermediate pressure Download PDFInfo
- Publication number
- CN109365652A CN109365652A CN201811490678.7A CN201811490678A CN109365652A CN 109365652 A CN109365652 A CN 109365652A CN 201811490678 A CN201811490678 A CN 201811490678A CN 109365652 A CN109365652 A CN 109365652A
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- pressed
- link block
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- 239000002184 metal Substances 0.000 title claims abstract description 15
- 239000000945 filler Substances 0.000 claims abstract description 34
- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 230000009471 action Effects 0.000 claims abstract description 12
- 238000004080 punching Methods 0.000 claims abstract description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 239000007937 lozenge Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
- B21D37/12—Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Press Drives And Press Lines (AREA)
- Automatic Assembly (AREA)
Abstract
The present invention discloses a kind of 3 points of pressed toolings of all-metal preset torque nut opposite side intermediate pressure, and the guide post of upper die craft equipment corresponds to the guide sleeve setting of lower template；The nut filler bar of lower die tooling will be in first on filler station in place nut filling lower layer's nut inlet chute；Nut push rod push first in place nut along nut inlet chute push-in nut limited block to pressed station；Nut position-limit mechanism is formed between blanking slot and limiting slot by the sluice gate of nut supporting plate control opening and closing；Rod drive mechanism is rushed to be made of the stick driving device of rushing of multiple groups synchronization action, stick link block and the pressure point drive block of rushing is equipped with wedge block, wedge block is correspondingly provided with the first and second inclined working, the first and second inclined working parallel contact, driving rush on stick link block punching press nut supporting plate to pressed nut.The pressed tooling is easy to operate, positioning accuracy is high, torque stability is good, has a safety feature, and 3 points of opposite side intermediate pressure suitable for multiple types all-metal preset torque nut are pressed.
Description
Technical field
The present invention relates to technical field of fastener manufacture more particularly to a kind of riveting toolings of nut, and in particular to one
The pressed tooling of 3 points of intermediate pressure of all-metal preset torque nut opposite side of kind.
Background technique
23% maintenance problem is as caused by loosened fastener in automobile industry, and loosening is to be threadedly coupled common mistake
Effect form gently then influences to work normally, heavy then jeopardize personal safety.It is therefore prevented that the loosening being threadedly coupled is anchor design
Vital task.
All-metal preset torque nut is exactly to utilize deformed threads, eliminates thread pitch, increases thread friction power, make spiral shell
Bolt is locked together securely with nut, locking to achieve the purpose that.
There are many such nut type and pressure point mode, there is conventional hexagonal tapered cup nut, hex flange nuts, hexagonal wheel rim cone
Shape nut, hex nuts, there are many pressure point modes: just like the pressure conical surface or top surface shown in Figure 12 and Figure 13, just like Figure 14
Pressure opposite side, 3 points of pressure opposite side centre also as shown in Figure 15 and Figure 16 for being increased etc..Wherein, wheel rim nut and conventional hexagonal spiral shell
It is most difficult to realize for 3 points among cap pressure opposite side.
Currently, traditional stop nut presses, equipment or tooling are pressed based on top pressed such as Figure 12, Figure 13 and Figure 14
Direction is perpendicular to top surface, pressed mould and nut thread axis coaxle.Generally comprise feeding mechanism, rotating disk mechanism, punching mechanism etc..
Nut slides from feeding mechanism or pushes to rotating disk mechanism, then is transported to pressed station by turntable, by beater mechanism to corresponding positions
The nut for setting place carries out the pressed operation in top.Such equipment and tooling are positioned using turntable, and positioning accuracy is low, cannot achieve to spiral shell
Female opposite side middle position it is lateral pressed, especially can not pressed wheel rim type nut.
Manual feeding production is carried out using vertical punching machine in addition, also having, low efficiency, safety are poor, pressed deflection one
Cause property is poor, and torque is unstable.Therefore existing conventional pressed Fixture Design has the space of promotion.It is complete for 3 points of opposite side intermediate pressure
Metal preset torque nut, design it is a kind of it is easy to operate, positioning accuracy is high, torque stability is good, has a safety feature, is applicable to
The pressed tooling of multiple product is very necessary.
Summary of the invention
In view of the problems of the existing technology, the present invention provides at a kind of 3 points of intermediate pressure of all-metal preset torque nut opposite side
Pressed tooling, the pressed tooling is easy to operate, positioning accuracy is high, torque stability is good, has a safety feature, and is suitable for multiple types
3 points of opposite side intermediate pressure of all-metal preset torque nut are pressed.
To reach above-mentioned purpose, the present invention adopts the following technical scheme:
All-metal preset torque nut opposite side 3 points of pressed toolings of intermediate pressure, including upper die craft equipment and lower die tooling；Wherein,
Upper die craft equipment, including the guide post and pressure point drive block being fixed on cope plate；Guide post corresponds to the guide sleeve setting of lower template, the pressure
Point drive block lower end is wedge block, which has one first inclined working, first inclined working and rush stick link block
The second inclined working it is parallel；
Lower die tooling, including lower template, guide sleeve, nut feeding mechanism, nut position-limit mechanism and one rush rod drive mechanism；Its
In,
Nut feeding mechanism, including upper layer nut inlet chute, nut filler bar, nut push rod, nut bar to be expected and under
Layer nut filler guide groove；The nut filler bar corresponds to being arranged on the nut filler guide groove of upper layer to filler station, nut filler
Bar will be in first on filler station in place nut filling lower layer's nut inlet chute；In on lower layer's nut inlet chute
Equipped with positioning through hole；The spring catch that the nut bar to be expected is equipped with expanding-contracting action in the positioning through hole, to limit lower layer's spiral shell
The movement of first nut in place on cap inlet chute；Nut is pushed into along nut inlet chute in place for nut push rod promotion first
Nut limited block to pressed station；
Nut position-limit mechanism, including the nut limited block and nut supporting plate being mounted in lower template；The nut limited block
It is formed equipped with the blanking slot communicated and limiting slot, and between blanking slot and limiting slot by the lock of nut supporting plate control opening and closing
Mouthful；
Rod drive mechanism is rushed, is made of the stick driving device of rushing of multiple groups synchronization action, it includes lock that every group, which is rushed stick driving device,
It is fixed in rushing stick fixing seat and spring fixing bolt, reset spring, spring retainer block, rushing stick link block and pressure point in lower template
Rush stick；It rushes stick link block and is slidably arranged in and rush in stick fixing seat, spring retainer block, which is installed in, to be rushed in stick fixing seat, reseting spring sleeve
On spring fixing bolt, spring fixing bolt is locked in across spring retainer block and rushes on stick link block, and pressure point rushes stick and is locked in
Rush stick link block；The end for rushing stick link block is wedge block, which has the second inclined working, when pressure point drive block
It pushes and rushes after stick link block contacts, by the parallel contact of second inclined working and the first inclined working, stick company is rushed in driving
Connect on block punching press nut supporting plate to pressed nut.
All-metal preset torque nut opposite side 3 points of pressed toolings of intermediate pressure as described above, the limit of the nut limited block
Position slot can be designed to the step groove to match with hex flange nuts outer profile.
Above-mentioned technical proposal has the beneficial effect that
First is that the pressed tooling of the present invention is equipped with automatic feed and doffer, it is not necessarily to artificial blowing, feeding, improves production
Efficiency and operational safety realize automated production.
It uses the slide block structure realization of lozenges combination lateral pressed second is that rushing stick driving, realizes among to nut opposite side
Multiple spot it is pressed, pressed positioning accuracy is high.
Third is that the multiple groups of synchronization action rush stick driving device, the all-metal preset torque spiral shell of opposite side intermediate pressure multiple spot is realized
Female automated production, pressed deflection consistency is good, and torque is more stable, Improving The Quality of Products.
Fourth is that nut limited block can meet pressed, the realization product diversification production of hex flange nuts and hexagonal (hexagon)nut.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes a part of the invention, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the schematic perspective view one of the pressed tooling of the present invention；
Fig. 2 is the overlooking structure diagram of the pressed tooling of the present invention；
Fig. 3 is the schematic perspective view two of the pressed tooling of the present invention；
Fig. 4 is the schematic perspective view of nut of the present invention bar to be expected；
Fig. 5 is the schematic cross-sectional view of nut of the present invention bar to be expected；
Fig. 6 is the schematic perspective view three of the pressed tooling of the present invention；
Fig. 7 is the schematic perspective view four of the pressed tooling of the present invention；
Fig. 8 is the schematic perspective view five of the pressed tooling of the present invention；
Fig. 9 is the schematic perspective view six of the pressed tooling of the present invention；
Figure 10 is the schematic perspective view seven of the pressed tooling of the present invention；
Figure 11 is the schematic perspective view of nut limited block of the present invention；
Figure 12 is the hexagonal pyramidal nut schematic perspective view for pressing the conical surface；
Figure 13 is the hex flange nuts schematic perspective view in face of bearing down on one；
Figure 14 is the hexagonal wheel rim tapered cup nut schematic perspective view of portion's opposite side of bearing down on one；
Figure 15 is the hex flange nuts schematic perspective view for pressing 3 points among opposite side；
Figure 16 is the hex flange nuts schematic perspective view for pressing 3 points among opposite side.
Specific embodiment
In order to be clearer and more clear technical problems, technical solutions and advantages to be solved, tie below
Drawings and examples are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only used
To explain the present invention, it is not intended to limit the present invention.
In claims of the present invention, specification and above-mentioned attached drawing, unless otherwise specifically limited, such as using term " the
One ", " second " or " third " etc. are provided to distinguish different objects, be not use to describe a particular order.
In claims of the present invention, specification and above-mentioned attached drawing, unless otherwise specifically limited, for the noun of locality, such as
Using term " center ", " transverse direction ", " longitudinal direction ", "horizontal", " vertical ", "top", "bottom", "inner", "outside", "upper", "lower",
The indicating positions such as "front", "rear", "left", "right", " clockwise ", " counterclockwise " or positional relationship are orientation based on the figure
And positional relationship, and be merely for convenience of the narration present invention and simplify description, rather than the device or member of indication or suggestion meaning
Part must have a particular orientation or be constructed and operated in a specific orientation, so can not be interpreted as limiting of the invention specific
Protection scope.
In claims of the present invention, specification and above-mentioned attached drawing, unless otherwise specifically limited, such as using term " Gu
Connect " or " being fixedly connected ", it should broadly understood, i.e., between the two without any connection side of displacement relation and relative rotation relationship
Formula, that is to say, that including be unremovably fixedly connected with, be removably secured connection, be linked together and by other devices or
Element is fixedly connected.
In claims of the present invention, specification and above-mentioned attached drawing, such as using term " includes ", " having " and they
Deformation, it is intended that " including but not limited to ".
Illustrate 3 points of pressed toolings of all-metal preset torque nut opposite side intermediate pressure of the present invention, institute now in conjunction with Fig. 1 to Figure 11
Pressed tooling is stated mainly to be made of upper die craft equipment and lower die tooling.The present invention is described in detail by taking hexagonal (hexagon)nut as an example.
The upper die craft equipment mainly includes cope plate 1, guide post 3, pressure point drive block 5.
Specifically, the guide post 3 is fixed on cope plate 1, the corresponding guide sleeve 4 for being fixed on lower template 2 is arranged, instantly
It when template moves downward, is plugged in the guide sleeve 4, guiding and precise positioning are played the role of in the cooperation of guide post 3 and guide sleeve 4.
The pressure point drive block 5 also is secured on cope plate 1, and lower end is wedge block, the wedge block pressure point drive block
With one first inclined working 51, second inclined working 141 for rushing stick link block 14 of first inclined working 51 and lower template 2
In parallel, when lower template moves downward, pressure point drive block 5 passes through the first inclined working 51 and the second work with stick link block 14 is rushed
The contact on inclined-plane 141 is rushed stick link block 14 with driving and is moved along the long sliding slot for rushing stick fixing seat 11 to pressed 18 direction of nut,
Complete pressed process.It is provided with U-lag 52 among the pressure point drive block 5, which rushes stick link block 14 for avoiding to be locked in
On spring fixing bolt 9, prevent from hitting the bar portion of the spring fixing bolt 9 when pushing.
The lower die tooling mainly include lower template 2, guide sleeve 4, nut feeding mechanism, nut position-limit mechanism and one rush stick drive
Motivation structure.
Specifically, the nut feeding mechanism includes upper layer nut inlet chute 19, nut filler bar 20, nut push rod
21, nut bar 22 to be expected, lower layer's nut filler guide groove 23 and the first charging cylinder 24 and the second charging cylinder 25.Nut is by vibrating
Disk is through nut feeding mechanism automatic feed.Nut feeding mechanism is equipped with the upper and lower double-deck guide barrel construction, the upper and lower double-deck guide groove
Structure includes being located at upper layer nut filler guide groove 23 and lower layer's nut inlet chute 19, upper layer nut filler guide groove 23 and lower layer
Nut inlet chute 19 is spatially vertically arranged each other.
Being arranged on the corresponding upper layer nut filler guide groove 23 of the nut filler bar 20 to filler station, should be to filler station
For the station of the nut 17 in place of first on upper layer nut filler guide groove 23.
Hexagonal (hexagon)nut is transported to through upper layer nut filler guide groove 23 to filler station under the action of vibrating disk thrust,
At this point, due to vibrating disk output lateral pressure, first in place nut 17 can not freely fall into lower layer's nut inlet chute 19.
The filler vertically downward of nut filler bar 20 is pushed by the first charging cylinder 24, by this first in place nut 17 insert lower layer's nut
In inlet chute 19, rear nut filler bar 20 first charging cylinder 24 driving under reset.It corresponds to filler station, in this
Lower layer's nut inlet chute 19 is equipped with positioning through hole.
It is installed with a spring catch 221 and lifting spring 222 in the cavity of the nut bar 22 to be expected, the spring catch 221 is right
Being arranged on upper layer nut filler guide groove 23 to filler station is answered, under the action of lifting spring 222, the spring catch 221 is at this
Expanding-contracting action in the port of nut bar 22 to be expected and the positioning through hole of lower layer's nut inlet chute 19, and hang down in nut filler bar 20
When directly by first, nut 17 inserts nut inlet chute 19 in place downwards, the top of the spring catch 221 is inserted into this first and is arrived
In the threaded hole of position nut 17, limit this first in place nut 17 move freely, with during implementing pressed, by the spiral shell
Cap bar 22 to be expected limits movement of the nut in lower layer's nut inlet chute 19.
It is described second charging cylinder 25 push 21 pusher of nut push rod, first in place nut 17 along nut inlet chute 19
By the push-in nut limited block 8 of nut push rod 21 to pressed station.It is designed arc-shaped appearance, the present invention at the top of spring catch 221 of the present invention
The elastic force very little of lifting spring 222, when 21 side of nut push rod is to pusher, under nut thrust, spring catch 221 is pressed down
It retracts, the displacement restriction cancellation of nut, nut can pass through lower layer's nut inlet chute 19 and be received in nut limited block 8
To pressed station.
The nut position-limit mechanism includes pneumatic cylinder 6, nut supporting plate 7 and nut limited block 8.
The nut limited block 8 is installed in lower template 2, for positioning hex nut.The nut limited block 8 is recessed with one
Limiting slot 81, in offering a guide groove 82 on the cell wall of the limiting slot 81.The nut limited block 8 is additionally provided with a blanking slot 83,
The blanking slot 83 is communicated with limiting slot 81, and is formed to be controlled by nut supporting plate 7 between blanking slot 83 and limiting slot 81 and be opened and closed
Sluice gate.
For 7 clearance fit of nut supporting plate in guide groove 82, guide groove 82 plays the work of guiding and limit to nut supporting plate 7
With.The pneumatic cylinder 6 pushes the telescopic moving of nut supporting plate 7, to open and close sluice gate.It extends to and falls in the nut supporting plate 7 propulsion
When between hopper hole 83 and limiting slot 81, sluice gate is closed, and is formed nut and is waited for pressed station, nut supporting plate 7 is to support hexagonal spiral shell
Cap, to pressed；After the completion of pressed, the nut supporting plate 7 is retracted, and sluice gate is opened, and it is de- that hexagonal (hexagon)nut falls into blanking slot 83
Material.After the completion of pressed completion de- material, nut feeding mechanism is smoothly moved first nut 17 in place by nut push rod 21 again
The nut for limiting material block 17 to the nut waits for pressed station, to pressed.
The limiting slot 81 of nut limited block 8 of the present invention can be designed to the step to match with hex flange nuts outer profile
Slot may be used for pressed hex flange nuts with the wheel rim of resigning hex flange nuts in this way.
The rod drive mechanism that rushes is made of the stick driving device of rushing of multiple groups synchronization action, and the present embodiment is equipped with three groups and is evenly distributed with
Stick driving device composition is rushed on lower module, it includes spring fixing bolt 9, reset spring 10, punching that every group, which is rushed stick driving device,
Stick fixing seat 11, rush stick connection block pressur plate 12, spring retainer block 13, rush stick link block 14, rush stick latch segment 15, pressure point rushes stick
16。
The stick fixing seat 11 of rushing is locked in lower template 2, this rushes in stick fixing seat 11 and is provided with cross recess, and the cross is recessed
Slot is slidably arranged in the long sliding slot by long sliding slot and short slot, the stick link block 14 that rushes, and corresponding this rushes the cunning of stick link block 14
Dynamic range is additionally provided with to be locked in rush in stick fixing seat 11 and rushes stick connection block pressur plate 12, this rushes stick connection block pressur plate 12 for preventing
Stick link block 14 is only rushed to deviate from during the motion.The spring retainer block 13 is fixed in the short slot, the spring retainer block 13
It is used to support reset spring 10 and completes the movement that pressure point rushes the reset of stick 16.
Described to rush stick link block 14 in the end close to spring retainer block 13 be wedge block, which rushes stick link block 14
First inclined working 51 of corresponding bulk pressure point drive block 5 is equipped with the second inclined working 141, when pressure point drive block 5 pushes and rushes
After stick link block 14 contacts, it is equipped with the parallel contact of the second inclined working 141 by the first inclined working 51 disposed in parallel, drives
The dynamic stick link block 14 that rushes is slided along the long sliding slot for rushing stick fixing seat 11.
It the spring fixing bolt 9 and reset spring 10, spring retainer block 13 and rushes stick link block 14 and constitutes together and rush stick
Reset assembly.The pressure point, which rushes stick 16 and is locked in, to be rushed on stick link block 14, and the corresponding pressure point, which rushes stick 16 and is equipped with, rushes stick latch segment 15,
This, which rushes stick latch segment 15 and is locked in, rushes on stick link block 14, for preventing pressure point from rushing stick 16.
On spring fixing bolt 9, spring fixing bolt 9 passes through to be led to 10 sets of the reset spring among spring retainer block 13
Hole, which is locked in, to be rushed on stick link block 14, and reset spring 10 needs to keep certain between spring fixing bolt 9 and spring retainer block 13
Pretightning force.When pressure point drive block 5 pushes, when rushing stick 14 forced-slip of link block, reset spring 10 is compressed；When pressure point drive block
When 5 backhaul, reset spring 10 replys power drive and rushes the retrogressing of stick link block 14, and pressure point rushes stick 16 and completes homing action.
When first nut limit of the arrival of nut 17 in place expects to become spiral shell when pressed nut 18 when pressed station in block 8
The limitation of spring catch 221 of cap bar 22 to be expected continues to feed, while lower template 2 moves downward, and pressure point drive block 5 and rushes stick link block
14 contacts, and driving is rushed stick link block 14 and is moved along the long sliding slot for rushing stick fixing seat 11 to pressed 18 direction of nut, this implementation
Three pressure points in example rush the movement of stick 16 and synchronize, to complete the pressed process of nut.
5 backhaul of pressure point drive block after the completion of nut is pressed, reset spring 10 reply power drive and rush the retrogressing of stick link block 14, pressure
Point rushes stick 16 and completes homing action.
At the same time, pneumatic cylinder 6 shrink, then on nut limited block 17 sluice gate unlatching, it is pressed after nut along nut limit
Charging conduit on the block 17 of position falls into hopper.
After the sluice gate that pneumatic cylinder 6 is stretched again on closure nut limited block 17, the push the spring pin again of nut push rod 21
The nut of 221 positioning, the automatic feed again of nut feeding mechanism.
The preferred embodiment of the present invention has shown and described in above description, as previously described, it should be understood that the present invention is not office
Be limited to form disclosed herein, should not be regarded as an exclusion of other examples, and can be used for various other combinations, modification and
Environment, and can be changed within that scope of the inventive concept describe herein by the above teachings or related fields of technology or knowledge
It is dynamic.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of the present invention, then it all should be appended by the present invention
In scope of protection of the claims.
Claims (2)
1. all-metal preset torque nut opposite side 3 points of pressed toolings of intermediate pressure, which is characterized in that including upper die craft equipment and lower die
Tooling；Wherein,
Upper die craft equipment, including the guide post (3) and pressure point drive block (5) being fixed on cope plate (1)；Guide post (3) corresponds to lower template
(2) guide sleeve (4) setting, pressure point drive block (5) lower end are wedge block, which has one first inclined working
(51), first inclined working (51) is parallel with the second inclined working (141) for rushing stick link block (14)；
Lower die tooling, including lower template (2), guide sleeve (4), nut feeding mechanism, nut position-limit mechanism and one rush rod drive mechanism；
Wherein,
Nut feeding mechanism, including upper layer nut inlet chute (23), nut filler bar (20), nut push rod (21), nut wait for
Expect bar (22) and lower layer's nut filler guide groove (19)；On the nut filler bar (20) corresponding upper layer nut filler guide groove (23)
To filler station be arranged, nut filler bar (20) by first on filler station in place nut (17) insert lower layer's nut into
Expect in guide groove (19)；Positioning through hole is equipped in lower layer's nut inlet chute (19)；What the nut bar to be expected (22) was equipped with
One spring catch (221) expanding-contracting action in the positioning through hole, to limit upper first of lower layer's nut inlet chute (19) spiral shell in place
The movement of cap (17)；Nut push rod (21) push first in place nut (17) along lower layer's nut inlet chute (19) be pushed into nut
Limited block (8) to pressed station；
Nut position-limit mechanism, including the nut limited block (8) and nut supporting plate (7) being mounted on lower template (2)；The nut limit
Position block (8) is equipped with the blanking slot (83) communicated and limiting slot (81), and is formed between blanking slot (83) and limiting slot (81)
By the sluice gate of nut supporting plate (7) control opening and closing；
Rod drive mechanism is rushed, is made of the stick driving device of rushing of multiple groups synchronization action, it includes being locked in that every group, which is rushed stick driving device,
Stick fixing seat (11) and spring fixing bolt (9), reset spring (10), spring retainer block (13), punching are rushed in lower template (2)
Stick link block (14) and pressure point rush stick (16)；It rushes stick link block (14) and is slidably arranged in and rush on stick fixing seat (11), spring retainer
Block (13), which is installed in, to be rushed on stick fixing seat (11), and reset spring (10) covers on spring fixing bolt (9), spring fixing bolt
(9) it passes through spring retainer block (13) to be locked in and rush on stick link block (14), pressure point, which rushes stick (16) and is locked in, rushes stick link block (14)；
The end for rushing stick link block (14) is wedge block, which has the second inclined working (141), when pressure point drive block
(5) it pushes and rushes after stick link block (14) contacts, it is parallel with the first inclined working (51) by second inclined working (141)
Contact, driving rush on stick link block (14) punching press nut supporting plate (7) to pressed nut.
2. 3 points of pressed toolings of all-metal preset torque nut opposite side intermediate pressure as described in claim 1, which is characterized in that institute
The limiting slot (81) for stating nut limited block (8) can be designed to the step groove to match with hex flange nuts outer profile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811490678.7A CN109365652B (en) | 2018-12-07 | 2018-12-07 | All-metal preset torque nut opposite side middle pressing three-point pressing tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811490678.7A CN109365652B (en) | 2018-12-07 | 2018-12-07 | All-metal preset torque nut opposite side middle pressing three-point pressing tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109365652A true CN109365652A (en) | 2019-02-22 |
| CN109365652B CN109365652B (en) | 2024-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811490678.7A Active CN109365652B (en) | 2018-12-07 | 2018-12-07 | All-metal preset torque nut opposite side middle pressing three-point pressing tool |
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- 2018-12-07 CN CN201811490678.7A patent/CN109365652B/en active Active
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| CN109365652B (en) | 2024-06-04 |
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