CN107138577B - It is a kind of at circle processing unit (plant) - Google Patents
It is a kind of at circle processing unit (plant) Download PDFInfo
- Publication number
- CN107138577B CN107138577B CN201710405920.5A CN201710405920A CN107138577B CN 107138577 B CN107138577 B CN 107138577B CN 201710405920 A CN201710405920 A CN 201710405920A CN 107138577 B CN107138577 B CN 107138577B
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- Prior art keywords
- punch
- mandrel
- liftout
- pedestal
- circle
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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
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/02—Stamping using rigid devices or tools
-
- 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
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
- B21D3/14—Recontouring
-
- 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
- B21D37/04—Movable or exchangeable mountings for tools
-
- 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
-
- 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
- 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
- B21D43/003—Positioning devices
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- 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
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/02—Ejecting devices
- B21D45/04—Ejecting devices interrelated with motion of tool
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B1/00—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
- B30B1/26—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by cams, eccentrics, or cranks
- B30B1/261—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by cams, eccentrics, or cranks by cams
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/14—Control arrangements for mechanically-driven presses
Abstract
The present invention provides a kind of into circle processing unit (plant), including pedestal, upper punch assembly, low punch assembly and middle formed punch assembly, wherein upper punch assembly is installed on the base, including can be to the upper punch of the downward punching press of workpiece to be processed；The installation of low punch assembly on the base and is located at the lower section of upper punch assembly, including can be to the low punch of the upward punching press of workpiece to be processed；Middle formed punch assembly installation is on the base, including completely circular structure and ejecting structure, to carry out full circle and ejection to the workpiece to be processed after punching press, and then substep Cheng Yuan can be carried out to copper sheet by control upper punch assembly and low punch assembly, then full circle and ejection discharging are carried out to the workpiece to be processed after punching press by the completely circular structure of middle formed punch assembly and ejecting structure again, circle, full circle integration processing are realized into, to improve the precision and efficiency of processing.
Description
Technical field
The present invention relates to commutator manufacture fields, and in particular to a kind of commutator metal shell at circle processing unit (plant).
Background technique
Commutator also known as commutator be one of main component of brush motor, be widely used in electric motor,
It is broadly divided into insert piece type reverser and copper roll type commutator according to manufacturing method.Wherein, copper roll type commutator generally use by
Copper shell is formed after copper plate punching, bending, by it and insulating base injection molding after cleaning, then turning, groove milling form list
A commutator segment, is finally made by crotch.In copper shell in circle process, the step of processing technology, which generally comprises, to be fallen
Material, pre- U, at U and Cheng Yuan.Traditional structure that multiple groups mould punch is generally used at circle processing unit (plant), so that copper sheet is in difference
Pre- U is sequentially completed in the mold of group, at U and Cheng Yuan, to achieve the purpose that substep Cheng Yuan.Specifically, existing process at circle
Device includes upper punch assembly, low punch assembly, device for discharging, dynamical system and cam scheduling structure, wherein dynamical system
Make copper sheet substep punching press in upper punch assembly and low punch assembly by cam scheduling structure, to reach into circle purpose,
In corresponding upper punch assembly and low punch assembly so that at circle processing unit (plant) occupancy volume greatly reduce, simultaneously also
Work matching timing is generated using cam scheduling structure, eliminates the step of dismounting in different molds, realizes automatic point
Walk into circle.
, because needing to carry out tooling in different molds, the volume for bringing into circle processing unit (plant) is big, while to process for it
Error cause to accumulate, the problems such as processing efficiency is low, precision is low.Especially for the yield rate for guaranteeing copper shell, needed toward contact
The copper sheet of Cheng Yuanhou is subjected to full circle processing in subsequent equipment, to guarantee the circularity of copper shell, has further resulted in processing effect
The low defect of rate.
Summary of the invention
For this purpose, the technical problem to be solved in the present invention is that overcome the prior art at circle organisation of working because copper sheet substep rush
The technological deficiency that processing efficiency is low caused by full circle in follow-up equipment, precision is low is also needed after pressure, to provide a kind of effect
Rate is high, with high accuracy at circle processing unit (plant).
For this purpose, the present invention provide it is a kind of at circle processing unit (plant), including pedestal, upper punch assembly, low punch assembly and middle punching
Head assembly, wherein upper punch assembly is installed on the base, including can be to the upper punch of the downward punching press of workpiece to be processed；Low punch
Assembly installation on the base and is located at the lower section of upper punch assembly, including can be to the low punch of the upward punching press of workpiece to be processed；In
Formed punch assembly is installed on the base, including completely circular structure and ejecting structure, with to the workpiece to be processed after punching press carry out full circle and
Ejection.
As optional, pedestal has a mounting plane, and upper punch and low punch are arranged on mounting plane；Ejecting structure
Including the liftout mandrel for workpiece to be processed placement positioning, the vertical activity of liftout mandrel is plugged on mounting plane and is located at
Between upper punch and low punch, upper punch and low punch substep strike out circle to the workpiece to be processed on liftout mandrel；Full circle knot
Structure is that full circle crosses set, and full circle, which is crossed, to be set on pedestal, and is located on the ejection direction of liftout mandrel, to the to be added of Cheng Yuanhou
Work workpiece squeezes full circle.
As optional, ejecting structure further includes servo motor, eccentric group and mandrel push rod, the output shaft of servo motor
It is connected with eccentric group, mandrel push rod is fixedly connected with liftout mandrel, to push liftout mandrel to move back and forth along ejection direction.
As optional, mandrel push rod is T-shaped rod-shaped, is provided with sliding slot on a side lever of mandrel push rod, sliding slot perpendicular to
Eject direction；Another side lever of mandrel push rod is fixedly connected with liftout mandrel, and mandrel push rod is located at the junction with liftout mandrel
It is provided with pusher slide set outside, the circumferential movement of eccentric group is converted into mandrel and pushed away by sliding in sliding slot for eccentric group adaptation
Linear motion of the bar along ejection direction.
As upper stopper optional, that there are two the top settings of pedestal is spaced apart, upper punch sliding is plugged in two
Between upper stopper；The lower part of pedestal corresponds to upper stopper setting there are two spaced lower stopper, and low punch is slidably arranged in
Between two lower stoppers.
As optional, cover board is provided on pedestal, cover plate lid is closed outside upper stopper and lower stopper, and full circle is crossed set and is embedded in
In cover board, full circle crosses set middle part and offers circular hole, the inner wall of circular hole along ejection direction circumferentially protrude out that aperture is gradually increased only
Winding.
As optional, close to the side of upper punch, recess forms pre- indent upwards respectively for the lower part of two upper stoppers；Under
The top of formed punch corresponds to pre- indent and protrudes upward to be formed there are two precompressed protrusion, and workpiece to be processed is placed in precompressed protrusion；
When the upward punching press of low punch, in the pre- indent of insertion of precompressed protrusion adaptation, with the pre- U punching press of carry out to workpiece to be processed.
As optional, liftout mandrel is located between two precompressed protrusions, the top of low punch correspond to liftout mandrel to
Lower recess is formed with lower groove, and lower groove is semicircle compatible with the outer surface of liftout mandrel, when the upward punching press of low punch
When, lower groove is coated on outside the lower half circle of liftout mandrel.
As optional, the bottom of upper punch corresponds to liftout mandrel and is provided with upper groove, and upper groove is and liftout mandrel
The compatible semicircle in outer surface, when the downward punching press of upper punch, upper groove is coated on outside the upper semi-circle of liftout mandrel.
As optional, it is provided with briquetting movable up and down between two upper stoppers on pedestal, is opened up on briquetting
Having and offers through-hole vertically, upper punch activity plugs in through-holes, it is connected separately with elastic component between briquetting and two upper stoppers,
When workpiece to be processed is installed on the base, workpiece to be processed is located at the top of liftout mandrel, and briquetting and precompressed protrusion are supported respectively
Press the two sides up and down of workpiece to be processed.
As optional, upper punch assembly and low punch assembly respectively include driving upper punch and low punch above and below pedestal
Mobile driving device, driving device include driving motor, cam and formed punch mounting blocks, wherein the shell of driving motor is fixed
On the base, the motor shaft of driving motor passes through pedestal and is fixedly connected with cam for installation；Formed punch mounting blocks are connected with cam engagement,
Upper punch and low punch are fixedly mounted on corresponding formed punch mounting blocks.
As optional, container is provided on pedestal；Driving device further includes Cam Follower, and Cam Follower has
Idler wheel and the roller for vertically protruding out idler wheel, idler wheel are contained in container, and idler wheel is matched with cam drive and merged in container
Move back and forth along pressing direction, roller fixation is plugged in formed punch mounting blocks.
As optional, driving device further includes response agency, and response agency includes that bracket, returning spring and replying is drawn
Bar, bracket are fixedly mounted on the base, reply pull rod and plug in the bracket by the way that returning spring is movable；It is solid on formed punch mounting blocks
Surely it is provided with connecting shaft, is connected between connecting shaft and reply pull rod by floating junction, response agency applies formed punch mounting blocks
Add the elastic-restoring force opposite with pressing direction.
It is located at left and right sides of formed punch mounting blocks as optional, on pedestal and is respectively set that there are two formed punch guide plate, punchings
Guide groove is offered on head guide plate, formed punch mounting blocks are oriented to sliding in guide groove.
As optional, driving device further includes hollow transmission shaft, and motor shaft is inserted into from an end face of transmission shaft is fixed
In transmission shaft；The wheel shaft of cam is from the other end of transmission shaft insertion transmission shaft, and cam is fixed on biography by connector
On the end face of moving axis.
It is provided by the invention to be had the advantages that at circle processing unit (plant)
1. it is provided by the invention at circle processing unit (plant), by install on the base upper punch assembly, low punch assembly and in
Formed punch assembly, and then substep Cheng Yuan can be carried out to copper sheet by control upper punch assembly and low punch assembly, then pass through again
The completely circular structure and ejecting structure of middle formed punch assembly carry out full circle and ejection discharging, Jin Ershi to the workpiece to be processed after punching press
Cheng Yuan, full circle integration processing are showed, to improve the precision and efficiency of processing.
2. it is provided by the invention at circle processing unit (plant), since pedestal has a mounting plane, upper punch and low punch setting
On mounting plane, ejecting structure includes the liftout mandrel for workpiece to be processed placement positioning, and the vertical activity of liftout mandrel is inserted
It is located on mounting plane and is located between upper punch and low punch, upper punch and low punch substep are to be added on liftout mandrel
Work workpiece strikes out circle, and then can be by adjusting the model of liftout mandrel, and what can be adapted to obtains being processed into for respective model
Product；Completely circular structure be full circle cross set, full circle, which is crossed, to be set on pedestal, and positioned at liftout mandrel ejection direction on, at
Workpiece to be processed after circle squeezes full circle, so that liftout mandrel both has position limiting structure, it may have material unloading function；Simultaneously in liftout
During mandrel discharging, the full circle that liftout mandrel drives the workpiece to be processed of Cheng Yuanhou to pass through the setting of ejection direction crosses set, makes
Progress outer circle shaping in set can be crossed in full circle by obtaining workpiece to be processed, to realize into the integration processing of circle, full circle.
3. it is provided by the invention at circle processing unit (plant), since ejecting structure further includes servo motor, eccentric group and mandrel
The output shaft of push rod, servo motor is connected with eccentric group, allows servo motor that eccentric group is driven to rotate around output shaft；
Simultaneously as mandrel push rod is fixedly connected with liftout mandrel, be provided with sliding slot on mandrel push rod, eccentric group adaptation in sliding slot
The circumferential movement of eccentric group is converted into mandrel push rod along the linear motion in ejection direction, and then can pass through control by sliding
The revolving speed of servo motor output shaft processed and steering, the speed that moves back and forth and direction of the Lai Shixian liftout mandrel along ejection direction.
4. it is provided by the invention at circle processing unit (plant), by the way that in the setting of the top of pedestal, there are two the upper gears being spaced apart
Block, upper punch sliding are plugged between two upper stoppers；The lower part of pedestal corresponds to upper stopper setting, and there are two spaced
Lower stopper, low punch are slidably arranged between two lower stoppers, and then are limiting the moving direction of upper punch and low punch
At the same time it can also by adjusting upper stopper and lower when the position of block, the upper punch and low punch of Lai Shiying different size, so that should
Processing at circle for the workpiece to be processed of different size is adapted at circle processing unit (plant).
5. provided by the invention at circle processing unit (plant), by being provided with cover board on the base, cover plate lid close in upper stopper and
Outside lower stopper, so that the installation of upper stopper and lower stopper on the base is more firm, set is crossed due to full circle and is embedded in cover board
In, full circle crosses set middle part and offers circular hole, and the inner wall of circular hole circumferentially protrudes out the non-return ring that aperture is gradually increased along ejection direction,
And then when the workpiece to be processed ejection full circle of Cheng Yuanhou is crossed set by liftout mandrel, by the effect of non-return ring so that after full circle
Workpiece will not bounce back with the reset of liftout mandrel, to complete discharging.
6. it is provided by the invention at circle processing unit (plant), by being provided with pressure movable up and down between two upper stoppers
Block offers on briquetting and offers through-hole vertically, and upper punch activity plugs in through-holes, ensure that upper punch to workpiece to be processed
The realization of punching press function, when workpiece to be processed installation on the base when, workpiece to be processed is located at the top of liftout mandrel, briquetting with
Precompressed protrusion compresses the two sides up and down of workpiece to be processed respectively, and then realizes to the workpiece to be processed placed on the base
Position is fixed；Simultaneously as being connected separately with elastic component between briquetting and two upper stoppers, and then in low punch to work to be processed
During part punching press, the effect of briquetting elastic component can be able to maintain contact condition with workpiece to be processed always.
7. it is provided by the invention at circle processing unit (plant), since upper punch assembly and low punch assembly respectively include driving upper punching
The driving device that head and low punch are moved up and down along pedestal, driving device include driving motor, cam and formed punch mounting blocks, driving
The shell of motor is fixedly mounted on the base, and the motor shaft of driving motor passes through pedestal and is fixedly connected with cam；Formed punch mounting blocks
It is connected with cam engagement, upper punch and low punch are fixedly mounted on corresponding formed punch mounting blocks, and then can be by driving
The change to upper punch and low punch position is realized in the control of motor.
8. it is provided by the invention at circle processing unit (plant), due to being provided with container on pedestal；Driving device further includes cam
Follower, Cam Follower have idler wheel and vertically protrude out the roller of idler wheel, and idler wheel is contained in container, works as driving motor
Band moving cam rotation when, the idler wheel idler wheel for being driven cooperation therewith moves back and forth in container along pressing direction so that roller with
Move back and forth, and since roller fixation is plugged in formed punch mounting blocks, thus by roller to the work of the power of formed punch mounting blocks
With drive formed punch mounting blocks move back and forth on pressing direction, that is, realize effective control to upper punch and low punch.
9. provided by the invention at circle processing unit (plant), since driving device further includes response agency, response agency includes branch
Frame, returning spring and reply pull rod, bracket are fixedly mounted on the base, reply pull rod by the way that returning spring is movable and are plugged in branch
In frame；It is fixedly installed connecting shaft on formed punch mounting blocks, is connected between connecting shaft and reply pull rod by floating junction, is replied
Mechanism applies the elastic-restoring force opposite with pressing direction to formed punch mounting blocks, so that formed punch mounting blocks have towards punching press
Contrary movement tendency, when so that the Cam Follower and cam on formed punch mounting blocks not having driving contact, by formed punch
The effect of mounting blocks and towards cam move, that is, ensure that and be constantly in contact condition between Cam Follower and cam, thus
Generation idle running spacing between cam and Cam Follower is avoided, and causes to wear after colliding between the two, is guaranteeing control essence
While spending, the service life of cam and Cam Follower is improved, reduces the noise issued when collision.
10. provided by the invention at circle processing unit (plant), the left and right sides by being located at formed punch mounting blocks on the base is distinguished
Setting offers guide groove on formed punch guide plate there are two formed punch guide plate, and formed punch mounting blocks are oriented to sliding in guide groove, into
And play the role of limit to the sliding of formed punch mounting blocks, it ensure that precision and stability when punching press.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the specific embodiment of the invention, below according to specific implementation of the invention
Example and in conjunction with attached drawing, invention is described in further detail.
Fig. 1 is perspective view of the present invention at circle processing unit (plant)；
Fig. 2 is shown as the main view of each mounting structure in the mounting base of round processing unit (plant) by Fig. 1；
Fig. 3 is shown as the longitudinal section view of round processing unit (plant) by Fig. 1；
Fig. 4 is shown as the perspective view that round processing unit (plant) is equipped with cover board by Fig. 1；
Fig. 5 is shown as the enlarged drawing of the a-quadrant of round processing unit (plant) by Fig. 3；
Fig. 6 is shown as the enlarged drawing of the B area of round processing unit (plant) by Fig. 3；.
It is each in figure that the reference numerals are as follows:
1- pedestal；11- mounting plane；12- upper stopper；The pre- indent of 121-；122- stop-returning block；
13- lower stopper；14- cover board；15- briquetting；151- elastic component；16- container；
17- mounting hole；18- formed punch push rod；19- mounting base；21- upper punch；31- low punch；
311- precompressed protrusion；312- lower groove；41- completely circular structure；411- circular hole；412- non-return ring；
42- ejecting structure；421- liftout mandrel；422- servo motor；423- eccentric group；
424- mandrel push rod；425- push rod sliding sleeve；51- driving motor；511- shell；
512- motor shaft；52- cam；521- wheel shaft；53- formed punch mounting blocks；531- connecting shaft；
54- Cam Follower；541- idler wheel；542- roller；55- response agency；551- bracket；
552- returning spring；553- replys pull rod；554- floating junction；56- formed punch guide plate；
57- transmission shaft；58- bearing；581- bearing (ball) cover；59- driving key；200- workpiece to be processed；
300- connecting bridge.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the instructions such as term " on ", "lower", "inner", "outside", "vertical"
Orientation or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of the description present invention and simplification is retouched
It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it is not considered as limiting the invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be to be connected directly, the connection inside two elements can also be can be indirectly connected through an intermediary.For this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
As long as in addition, the non-structure each other of technical characteristic involved in invention described below different embodiments
It can be combined with each other at conflict.
Embodiment 1
A kind of specific embodiment at circle processing unit (plant) as shown in Figure 1 to Figure 3, including pedestal 1, upper punch assembly,
Low punch assembly and middle formed punch assembly, wherein upper punch assembly 2 is mounted on pedestal 1, including can to workpiece to be processed 200 to
The upper punch 21 of lower punching press；Low punch assembly is mounted on the lower section on pedestal 1 and being located at upper punch assembly 2, including can be to be added
The low punch 31 of the upward punching press of work workpiece 200；Middle formed punch assembly is mounted on pedestal 1, including completely circular structure 41 and ejecting structure
42, to carry out full circle and ejection to the workpiece to be processed 200 after punching press.
It is above-mentioned at circle processing unit (plant), by installing upper punch assembly, low punch assembly and middle formed punch assembly on pedestal 1,
And then substep Cheng Yuan can be carried out to copper sheet by control upper punch assembly 2 and low punch assembly, it is then total by middle formed punch again
At completely circular structure 41 and ejecting structure 42 to after punching press workpiece to be processed 200 carry out full circle and ejection discharging, Jin Ershi
Cheng Yuan, full circle integration processing are showed, to improve the precision and efficiency of processing.
It is illustrated in figure 2 the scheme of installation of upper punch 21 and low punch 31 on pedestal 1, pedestal has a mounting plane
11, upper punch 21 and low punch 31 are arranged on mounting plane 11；There are two the upper stoppers being spaced apart for the setting of 1 top of pedestal
12, the lower part of pedestal 1 corresponds to the setting of upper stopper 12, and there are two spaced lower stoppers 13；Upper stopper 12 and lower stopper 13 are divided
It is not mounted on mounting plane 11, the sliding of upper punch 21 is plugged between two upper stoppers 12, and low punch 31 is slidably arranged in two
It is formed with feeding passage (not indicating in figure) between a lower stopper 13, and between upper stopper 12 and lower stopper 13, and then passes through
The setting of upper stopper 12 and lower stopper 13 can also pass through while limiting the moving direction of upper punch 21 and low punch 31
Upper stopper 12 is adjusted and lower when the position of block, the upper punch 21 and low punch 31 of Lai Shiying different size, so that this is processed at circle
Device is adapted to processing at circle for the workpiece to be processed 200 of different size.
Wherein, close to the side of upper punch 21, recess forms pre- indent 121 upwards respectively for the lower part of two upper stoppers 12, on
The side that block 12 is located at feeding passage is provided with stop-returning block 122, to limit material rollback；The top of low punch 31 corresponds to pre-
Indent 121 protrudes upward to be formed there are two precompressed protrusion 311, and workpiece to be processed 200 is placed in precompressed protrusion 311；On pedestal 1
It is provided with briquetting 15 movable up and down between two upper stoppers 12, is offered on briquetting 15 and offers through-hole (figure vertically
Do not show), 21 activity of upper punch plugs in through-holes, it is connected separately with elastic component 151 between briquetting 15 and two upper stoppers 12, when
When workpiece to be processed 200 is mounted on pedestal 1, briquetting 15 and precompressed protrusion 311 compress up and down the two of workpiece to be processed 200 respectively
Side, and then realize and the position for the workpiece to be processed 200 being placed on pedestal 1 is fixed；Simultaneously as briquetting 15 and two
It is connected separately with elastic component 151 between upper stopper 12, and then during low punch 31 is to 200 punching press of workpiece to be processed, presses
The effect of 15 elastic component 151 of block can be able to maintain contact condition with workpiece to be processed 200 always.
As optional embodiment, as shown in figure 4, being additionally provided with cover board 14 on pedestal 1, the lid of cover board 14 is closed in upper stopper
12 and lower stopper 13 outside, and completely circular structure 41 is embedded in cover board 14, so that upper stopper 12 and lower stopper 13 are on pedestal 1
Installation is more firm.
As shown in Figures 2 to 4, ejecting structure 42 includes the liftout mandrel 421 for 200 placement positioning of workpiece to be processed, top
The vertical activity of material mandrel 421 is plugged on mounting plane 11 and is located at the work to be processed between upper punch 21 and low punch 31
Part 200 is located at the top of liftout mandrel 421, and upper punch 21 and 31 substep of low punch are to the workpiece to be processed on liftout mandrel 421
200 strike out circle；Completely circular structure 41 is that full circle crosses set, and full circle, which is crossed, to be set on pedestal 1 and be embedded in cover board 14, full circle mistake
Set is located on the ejection direction of liftout mandrel 421, squeezes full circle with the workpiece to be processed 200 to Cheng Yuanhou.As optional reality
Mode is applied, full circle crosses set middle part and offers circular hole 411, and the inner wall of circular hole 411 has circumferentially protruded out aperture along ejection direction and gradually increased
Big non-return ring 412.
Formed punch assembly among the above, liftout mandrel 421 both have position limiting structure, it may have material unloading function, it can be by adjusting
The model of liftout mandrel 421, the processing finished product for obtaining respective model of adaptation；Simultaneously during liftout 421 discharging of mandrel,
The full circle that liftout mandrel 421 drives the workpiece to be processed 200 of Cheng Yuanhou to pass through the setting of ejection direction crosses set, so that workpiece to be processed
200 can cross progress outer circle shaping in set in full circle, to realize into the integration processing of circle, full circle.In addition to this, work as top
When the ejection full circle of workpiece to be processed 200 of Cheng Yuanhou is crossed set by material mandrel 421, by the effect of non-return ring 412 so that after full circle
Workpiece will not bounce back with the reset of liftout mandrel 421, to complete discharging.
Specifically, as shown in Fig. 2, liftout mandrel 421 is located between two precompressed protrusions 311, the bottom pair of upper punch 21
Liftout mandrel 421 should be provided with upper groove (not shown), upper groove is semicircle compatible with the outer surface of liftout mandrel 421
Shape, when 21 downward punching press of upper punch, upper groove is coated on outside the upper semi-circle of liftout mandrel 421；The top of low punch 31 is corresponding
In liftout mandrel 421, recess is formed with lower groove 312 downwards, and lower groove 312 is compatible with the outer surface of liftout mandrel 421
Semicircle, when 31 upward punching press of low punch, lower groove 312 is coated on outside the lower half circle of liftout mandrel 421.
Meanwhile in order to provide power to liftout mandrel 421, ejecting structure 42 further includes servo motor 422, eccentric group
423 and mandrel push rod 424, as shown in figure 3, the output shaft of servo motor 422 is connected with eccentric group 423, so that servo motor
422 can drive eccentric group 423 to rotate around output shaft, and mandrel push rod 424 is fixedly connected with liftout mandrel 421, to push top
Material mandrel 421 moves back and forth along ejection direction.
As optional embodiment, mandrel push rod 424 is T-shaped rod-shaped, is provided with cunning on a side lever of mandrel push rod 424
Slot (not shown), sliding slot is perpendicular to ejection direction；Another side lever of mandrel push rod 424 is fixedly connected with liftout mandrel 421, mandrel
Push rod 424 is located at and is provided with pusher slide set 425 outside the junction of liftout mandrel 421, is pushed away with connecting liftout mandrel 421 and mandrel
Bar 424, what eccentric group 423 was adapted to slides in sliding slot, and the circumferential movement of eccentric group 423 is converted into 424 edge of mandrel push rod
Eject direction linear motion, and then can by control 422 output shaft of servo motor revolving speed and steering, Lai Shixian liftout core
The speed that moves back and forth and direction of the axis 421 along ejection direction.
As shown in Figure 3 in order to on upper punch assembly 2 and low punch assembly upper punch 21 and low punch 31 carry out effectively
Control, upper punch assembly 2 and low punch assembly respectively include driving upper punch 21 and low punch 31 moves up and down along pedestal 1
Driving device (does not indicate) in figure, this further includes controller (not shown) at circle processing unit (plant), controller and driving device and
Servo motor 422 in middle formed punch assembly is electrically connected, and controller is effectively driven and the control action to driving device
Upper punch assembly 2 and low punch assembly carry out substep punching press.
Specifically, as shown in Figures 3 to 6, driving device includes driving motor 51, hollow transmission shaft 57, cam 52, convex
Take turns follower 54, formed punch mounting blocks 53 and response agency 55, wherein the shell 511 of driving motor 51 is fixedly mounted on pedestal 1
On, the mounting hole 17 through pedestal 1 is offered on pedestal 1, transmission shaft 57 is rotatably installed in the mounting hole 17 by bearing 58
In, the motor shaft 512 of driving motor 51 passes through the mounting hole 17 of pedestal 1, and motor shaft 512 is inserted from an end face of transmission shaft 57 is fixed
Enter in transmission shaft 57, and is fixedly connected with cam 52；The wheel shaft 321 of cam 52 is inserted into transmission shaft from the other end of transmission shaft 57
In 57, and cam 52 is fixed on the end face of transmission shaft 57 by connector (not shown)；Cam Follower 54 has idler wheel
541 and the roller 542 of idler wheel 541 is vertically protruded out, is provided with container 16 on pedestal 1, idler wheel 541 is contained in container 16
In, idler wheel 541 matches to merge with the transmission of cam 52 to be moved back and forth in container 16 along pressing direction, and the fixation of roller 542 is plugged in
In formed punch mounting blocks 53, formed punch mounting blocks 53 is driven to move back and forth on pressing direction；Upper punch 21 and the fixed peace of low punch 31
On corresponding formed punch mounting blocks 53；Response agency 55 applies the elastic recovery opposite with pressing direction to formed punch mounting blocks 53
Power.
As the embodiment for the deformation that formed punch mounting blocks 53 and upper punch and low punch are fixedly mounted, upper punch 21 is under
Formed punch 31 can also be fixedly linked indirectly by the way of formed punch push rod 18 with formed punch mounting blocks 53, as shown in Fig. 2, so that
When needing to make the finished work-piece of different size, replaced conducive to upper punch 21 or low punch 31.In the present embodiment
In, upper punch 21 is connected directly with formed punch mounting blocks 53, and low punch 31 is indirectly solid by formed punch push rod 18 and formed punch mounting blocks 53
It is fixed to be connected.
In order to guarantee formed punch mounting blocks 53 movement stability, the left and right sides of formed punch mounting blocks 53 is located on pedestal 1
It is respectively set and offers guide groove as shown in Figure 3 and Figure 4 there are two formed punch guide plate 56 on formed punch guide plate 56 and (do not marked in figure
Show), formed punch mounting blocks 53 are oriented to sliding in guide groove, and then play the role of limit to the sliding of formed punch mounting blocks 53,
It ensure that precision and stability when punching press.
In the present embodiment, pedestal 1 on be fixed with the mounting base 19 that size is less than pedestal 1, be provided in mounting base 19
The mounting plane 11, upper stopper 12 and lower stopper 13 are mounted in mounting base 19, mounting base 19, pedestal 1 and cam 52 it
Between enclose and set to form the container 16, and then can pass through and adjust pedestal 1, mounting base 19, the positional relationship between cam 52
Realize the change to 16 size position of container.It is, of course, also possible to using pedestal 1 and the integrally formed design of mounting base 15, together
Sample can achieve the purpose that container 16 is formed between cam 52.
When driving motor 51 works, drives the cam 52 connecting with motor shaft 512 to rotate, cooperate so that being driven with cam 52
Cam Follower 54 idler wheel 541 by 52 power of cam effect and move back and forth along pressing direction, Cam Follower 54
On roller 542 with moving back and forth；Then by effect of the roller 542 to the power of formed punch mounting blocks 53, roller 542 is to formed punch
The effect of 53 applied force of mounting blocks, thus drive upper punch 21 on formed punch mounting blocks 53 or low punch 31 along pressure direction back and forth
It is mobile, and then reached through the control to driving motor 51, realize the purpose to 31 position change of upper punch 21 and low punch,
The rotation direction and revolving speed for allowing the upper punch assembly 2 and low punch assembly to pass through the motor shaft 512 to driving motor 51
Control, effective control to upper punch 21 and 31 moving direction of low punch and movement speed can be realized so that this at
The machining accuracy and process velocity of circle processing unit (plant) are effectively promoted.
As optional embodiment, as shown in fig. 6, also inserted with bearing (ball) cover 581, the axis in the mounting hole 17
The small column part of 581 outer diameter of socket end lid is plugged in mounting hole 17, and the big cap portion of outer diameter supports the outer surface of pedestal 1,
Mounting hole 17 is exited to limit bearing 58；Motor shaft 512 is plugged in transmission shaft 57 by the fixation of driving key 59.
As optional embodiment, response agency 55 includes bracket 551, returning spring 552 and replys pull rod 553, is propped up
Frame 551 is fixedly mounted on pedestal 1, is replied pull rod 553 and is plugged in bracket 551 by the way that returning spring 552 is movable；Formed punch peace
It is fixedly installed connecting shaft 531 on dress block 53, is connected between connecting shaft 531 and reply pull rod 553 by floating junction 554,
Response agency 55 applies the elastic-restoring force opposite with pressing direction to formed punch mounting blocks 53, so that formed punch mounting blocks 53 have
There is the movement tendency opposite towards pressing direction, so that the Cam Follower 54 on formed punch mounting blocks 53 is not passed with cam 52
When dynamic contact, Cam Follower 54 by formed punch mounting blocks 53 effect and moved towards cam 52, that is, ensure that cam following
It is constantly in contact condition between device 54 and cam 52, so as to avoid between generation idle running between cam 52 and Cam Follower 54
Away from and causing to wear after colliding between the two, while guaranteeing to control precision, improve cam 52 and Cam Follower 54
Service life reduces the noise issued when collision.
When working at circle processing unit (plant) of present embodiment, workpiece to be processed 200 is transmitted from the connecting bridge 300 of a upper station
To at circle processing unit (plant), feeding passage of the workpiece to be processed 200 between upper punch 21 and low punch 31 is sent to Working position,
The driving device work of low punch assembly is driven first, and the driving of driving motor 51 drives the upward punching press of low punch 31, at this time precompressed
Protrusion 311 supports workpiece to be processed 200 to move upwards, until in the pre- indent 121 of insertion that precompressed protrusion 311 is adapted to, and then it is complete
The pre- U stamping process of carry out of pairs of workpiece to be processed 200；Then driving motor 51 drives low punch 31 to move down reset, drives
The driving device of dynamic low punch assembly stops working, while the driving device of upper punch assembly 2 being driven to work, driving motor 51
Driving drives the downward punching press of upper punch 21, and the upper groove in upper punch 21 is adapted with liftout mandrel 421, to workpiece to be processed
200 upper half is carried out into U；Then upper punch 21 keeps stamping position, the upward punching press of low punch 31, by low punch 31
Cooperation between lower groove 312 and liftout mandrel 421 complete at this time at U with the lower half to workpiece to be processed 200
Copper sheet Cheng Yuan, has obtained into circular Curve；Subsequent upper punch 21 and low punch 31 reset, and liftout mandrel 421 is moved along ejection direction,
Set movement is crossed towards full circle at circular Curve on liftout mandrel 421 to drive, and eventually passes through full circle and crosses set to reach full circle
Purpose obtains final finished work-piece；Last liftout mandrel 421 resets, finished work-piece due to non-return ring 412 effect and can not
It as liftout mandrel 421 bounces back, and then is detached from and falls with liftout mandrel 421, that is, realize discharging.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
It changes still within the protection scope of the invention.
Claims (13)
1. a kind of at circle processing unit (plant) characterized by comprising
Pedestal (1) is fixed with mounting base (19) on pedestal (1), mounting plane (11) is provided in mounting base (19)；
Upper punch assembly is mounted on the pedestal (1), including can to workpiece to be processed (200) downwards punching press upper punch
(21)；
Low punch assembly is mounted on the pedestal (1) and is located at the lower section of the upper punch assembly, including can be to described to be added
The low punch (31) of the upward punching press of work workpiece (200)；The low punch (31) and the upper punch (21) are arranged in the installation
In plane (11)；
Middle formed punch assembly is mounted on the pedestal (1), including completely circular structure (41) and ejecting structure (42), after to punching press
The workpiece to be processed (200) carry out full circle and ejection；
The upper punch assembly and the low punch assembly respectively include driving the upper punch (21) and the low punch (31)
The driving device moved up and down along the pedestal (1), the driving device include driving motor (51), cam (52) and formed punch peace
It fills block (53), wherein the shell (511) of the driving motor (51) is fixedly mounted on the pedestal (1), the driving motor
(51) motor shaft (512) passes through the pedestal (1) and is fixedly connected with the cam (52)；The formed punch mounting blocks (53) and institute
It states cam (52) cooperation to be connected, the upper punch (21) and the low punch (31) are fixedly mounted on the corresponding formed punch installation
On block (53)；It is enclosed between the mounting base (19), pedestal (1) and cam (52) and sets to form container (16)；
The driving device further includes Cam Follower (54), and the Cam Follower (54) has idler wheel (541) and vertical convex
The roller (542) of the idler wheel (541) is stretched out, the idler wheel (541) is contained in the container (16), the idler wheel
(541) match to merge with the cam (52) transmission and move back and forth in the container (16) along pressing direction, the roller
(542) fixation is plugged in the formed punch mounting blocks (53).
2. according to claim 1 at circle processing unit (plant), which is characterized in that the ejecting structure (42) include for it is described to
The liftout mandrel (421) of workpieces processing (200) placement positioning, the vertical activity of the liftout mandrel (421) are plugged in the peace
It fills on plane (11) and between the upper punch (21) and the low punch (31), the upper punch (21) and the undershoot
Head (31) strikes out circle to the workpiece to be processed (200) on the liftout mandrel (421) step by step；The completely circular structure (41)
Set is crossed for full circle, the full circle, which is crossed, to be set on the pedestal (1), and is located at the ejection direction of the liftout mandrel (421)
On, full circle is squeezed with the workpiece to be processed (200) to Cheng Yuanhou.
3. according to claim 2 at circle processing unit (plant), which is characterized in that the ejecting structure (42) further includes servo electricity
Machine (422), eccentric group (423) and mandrel push rod (424), the output shaft of the servo motor (422) and the eccentric group
(423) it is connected, the mandrel push rod (424) is fixedly connected with the liftout mandrel (421), to push the liftout mandrel
(421) move back and forth along ejection direction.
4. according to claim 3 at circle processing unit (plant), which is characterized in that the mandrel push rod (424) is T-shaped rod-shaped,
Sliding slot is provided on one side lever of the mandrel push rod (424), the sliding slot is perpendicular to the ejection direction；The mandrel push rod
(424) another side lever is fixedly connected with the liftout mandrel (421), and the mandrel push rod (424) is located at and the liftout core
It being provided with outside the junction of axis (421) pusher slide set (425), eccentric group (423) adaptation is slided in the sliding slot, with
The circumferential movement of the eccentric group (423) is converted into the mandrel push rod (424) along the linear motion in the ejection direction.
5. at circle processing unit (plant) according to any one of claim 2-4, which is characterized in that the top of the pedestal (1)
Be arranged there are two the upper stopper (12) that is spaced apart, upper punch (21) sliding be plugged in two upper stoppers (12) it
Between；The lower part of the pedestal (1) corresponds to the upper stopper (12) setting, and there are two spaced lower stopper (13), under described
Formed punch (31) is slidably arranged between two lower stoppers (13).
6. according to claim 5 at circle processing unit (plant), which is characterized in that cover board (14) are provided on the pedestal (1),
The cover board (14) lid close the upper stopper (12) and the lower stopper (13) outside, the full circle crosses set and is embedded in the cover board
(14) in, the full circle is crossed set middle part and is offered circular hole (411), and the inner wall of the circular hole (411) is circumferential along the ejection direction
Protrude out the non-return ring (412) that aperture is gradually increased.
7. according to claim 5 at circle processing unit (plant), which is characterized in that the lower part of two upper stoppers (12) is close
Recess forms pre- indent (121) upwards respectively for the side of the upper punch (21)；The top of the low punch (31) corresponds to institute
It states pre- indent (121) to protrude upward to be formed there are two precompressed protrusion (311), it is prominent that the workpiece to be processed (200) is placed on precompressed
It rises on (311)；When the low punch (31) upward punching press, the insertion pre- indent of precompressed protrusion (311) adaptation
(121) in, with the pre- U punching press of carry out to the workpiece to be processed (200).
8. according to claim 7 at circle processing unit (plant), which is characterized in that the liftout mandrel (421) is located at two institutes
It states between precompressed protrusion (311), the top of the low punch (31) corresponds to the liftout mandrel (421), and recess is formed with downwards
Lower groove (312), the lower groove (312) is semicircle compatible with the outer surface of the liftout mandrel (421), when described
When low punch (31) upward punching press, the lower groove (312) is coated on outside the lower half circle of the liftout mandrel (421).
9. according to claim 5 at circle processing unit (plant), which is characterized in that the bottom of the upper punch (21) corresponds to institute
It states liftout mandrel (421) and is provided with upper groove, the upper groove is compatible with the outer surface of the liftout mandrel (421) half
Circle, when the upper punch (21) downward punching press, the upper groove is coated on outside the upper semi-circle of the liftout mandrel (421).
10. it is according to claim 7 at circle processing unit (plant), which is characterized in that on the pedestal (1) be located at two it is described on
It is provided between block (12) briquetting movable up and down (15), offers through-hole, the upper punching on the briquetting (15) vertically
Head (21) activity plugs in the through hole, is separately connected between the briquetting (15) and two upper stoppers (12) flexible
Part (151), when the workpiece to be processed (200) is mounted on the pedestal (1), the workpiece to be processed (200) is located at institute
The top of liftout mandrel (421) is stated, the briquetting (15) and the precompressed protrusion (311) compress the workpiece to be processed respectively
(200) two sides up and down.
11. according to claim 1 at circle processing unit (plant), which is characterized in that the driving device further includes response agency
(55), the response agency (55) includes bracket (551), returning spring (552) and replys pull rod (553), the bracket (551)
It is fixedly mounted on the pedestal (1), the reply pull rod (553) is plugged in institute by the way that the returning spring (552) are movable
It states in bracket (551)；Be fixedly installed connecting shaft (531) on the formed punch mounting blocks (53), the connecting shaft (531) with it is described
It replys and is connected between pull rod (553) by floating junction (554), the response agency (55) is to the formed punch mounting blocks (53)
Apply the elastic-restoring force opposite with pressing direction.
12. at circle processing unit (plant) according to claim 1 or described in 11, which is characterized in that be located at the punching on the pedestal (1)
There are two being respectively set at left and right sides of head mounting blocks (53) formed punch guide plate (56), offered on the formed punch guide plate (56)
Guide groove, the formed punch mounting blocks (53) are oriented to sliding in the guide groove.
13. at circle processing unit (plant) according to claim 1 or described in 11, which is characterized in that the driving device further includes hollow
Transmission shaft (57), the motor shaft (512) is inserted into the transmission shaft (57) from an end face of the transmission shaft (57) is fixed；
The wheel shaft (521) of the cam (52) is inserted into the transmission shaft (57) from the other end of the transmission shaft (57), and institute
Cam (52) are stated to be fixed on the end face of the transmission shaft (57) by connector (58).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710405920.5A CN107138577B (en) | 2017-06-01 | 2017-06-01 | It is a kind of at circle processing unit (plant) |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710405920.5A CN107138577B (en) | 2017-06-01 | 2017-06-01 | It is a kind of at circle processing unit (plant) |
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| CN107138577B true CN107138577B (en) | 2019-11-01 |
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| CN2582778Y (en) * | 2002-10-30 | 2003-10-29 | 浙江双飞无油轴承有限公司 | Automatic punching shear rolling round mould |
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| CN106552839A (en) * | 2016-11-26 | 2017-04-05 | 浙江诸暨康宏链条设备有限公司 | A kind of sleeve winding machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59232620A (en) * | 1983-06-16 | 1984-12-27 | Sumitomo Metal Ind Ltd | O-pressing device for forming uo types |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2582778Y (en) * | 2002-10-30 | 2003-10-29 | 浙江双飞无油轴承有限公司 | Automatic punching shear rolling round mould |
| CN201871599U (en) * | 2010-09-07 | 2011-06-22 | 嘉善速腾机械制造有限公司 | Automatic circle-rolling trimmer |
| CN103506440A (en) * | 2012-06-29 | 2014-01-15 | 江苏飞月轴瓦有限公司 | Fully-automatic edge rolling machine |
| CN204148411U (en) * | 2014-09-25 | 2015-02-11 | 嘉善新易能精密机械设备厂 | Vertical roll complete machine |
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|---|---|
| CN107138577A (en) | 2017-09-08 |
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