CN206999698U - A kind of punch press multi link drive mechanism - Google Patents
A kind of punch press multi link drive mechanism Download PDFInfo
- Publication number
- CN206999698U CN206999698U CN201720797739.9U CN201720797739U CN206999698U CN 206999698 U CN206999698 U CN 206999698U CN 201720797739 U CN201720797739 U CN 201720797739U CN 206999698 U CN206999698 U CN 206999698U
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- CN
- China
- Prior art keywords
- connecting rod
- bent axle
- gear wheel
- sliding block
- connecting rods
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model proposes a kind of punch press multi link drive mechanism,Including gear wheel,Bent axle,No.1 connecting rod,No. two connecting rods,No. three connecting rods and eccentric wheel hub,The eccentric wheel hub is arranged on fuselage,The eccentric wheel hub is provided with gear wheel,The crankshaft installed is on eccentric wheel hub,One end of the No.1 connecting rod is arranged on bent axle,The other end of the No.1 connecting rod is hinged with No. two connecting rods,No. two connecting rods are hinged with No. three connecting rods,Slide block connecting rod is installed on the crank throw of the bent axle,The end of the slide block connecting rod is provided with sliding block,The gear wheel drives crank rotation by the cooperation of multiple connecting rods,The bent axle driving sliding block pumps,Sliding block can be with preferable speed stamped workpieces,When slide block movement to machining area,Ram speed slows down,Relative vibration noise can all decrease,So as to lift working environment quality,By the way that whole multi-connecting-rod mechanism is all hidden in gear wheel,It is compact-sized,Greatly save machine space.
Description
【Technical field】
The technical field of crank type punch press is the utility model is related to, particularly a kind of punch press multi link drive mechanism.
【Background technology】
The design principle of punch press is that circular motion is converted into linear motion, is contributed by main motor, flywheel driven, through from
The operatings such as clutch band moving gear, bent axle, connecting rod, to reach the linear motion of sliding block, the motion from main motor to connecting rod is circle
Zhou Yundong, to improve the uniformity of precision and motion, for two point stamping machine, it is necessary to which a multi-connecting-rod mechanism drives two sliding blocks
Link motion, Gu each connecting rod and connecting shaft need higher intensity, mechanism can be huger, therefore proposes a kind of punch press multi link
Drive mechanism.
【Utility model content】
The purpose of this utility model is exactly to solve the problems of the prior art, proposes a kind of punch press multi link drive mechanism,
This, which is designed, make it that when slide block movement to machining area, ram speed slows down sliding block, relative shake with preferable speed stamped workpieces
Dynamic noise can all decrease, so as to lift working environment quality.Different sliding blocks can be obtained by changing the length of eccentric ratio
Speed, it can meet that some have the shaping of the tensioning member of particular/special requirement to draw speed, by the way that whole multi-connecting-rod mechanism is all hidden
Ensconce in gear wheel, it is compact-sized, machine space is greatlyd save, reduces machine cost.
To achieve the above object, the utility model proposes a kind of punch press multi link drive mechanism, including gear wheel, song
Axle, No.1 connecting rod, No. two connecting rods, No. three connecting rods and eccentric wheel hub, the eccentric wheel hub are arranged on fuselage, the eccentric wheel hub
Gear wheel is provided with, the crankshaft installed is on eccentric wheel hub, and one end of the No.1 connecting rod is arranged on bent axle, the No.1
The other end of connecting rod is hinged with No. two connecting rods, and No. two connecting rods are hinged with No. three connecting rods, pacify on the crank throw of the bent axle
Equipped with slide block connecting rod, the end of the slide block connecting rod is provided with sliding block, and the gear wheel drives bent axle by the cooperation of multiple connecting rods
Rotate, the bent axle driving sliding block pumps.
Formed preferably, No. three connecting rods are canine tooth wheel rim pin and the eccentric distance at gear wheel center, it is described big
Gear drives No. two connecting rods to act by No. three connecting rods, and No. two connecting rods drive crank rotation, the song by No.1 connecting rod
Key connection between axle and No.1 connecting rod.
Preferably, the angle of bull gear drive is less than sliding block opposite direction backhaul when the sliding block is from bottom dead centre to top dead-centre
When bull gear drive angle.
Preferably, the sliding block from bottom dead centre move to top dead-centre when bull gear drive angle be 141.73 degree, institute
State sliding block from top dead-centre move to bottom dead centre when bull gear drive angle be 218.27 degree.
Preferably, the gear wheel is in uniform rotation, sliding block movement velocity in impulse stroke slows down, the cunning
Block movement velocity in backhaul idle stroke is accelerated.
Preferably, the pivot of the bent axle and pivot of gear wheel is misaligned has certain offset,
The crank throw of the No.1 connecting rod and bent axle has the skew of certain angle.
The beneficial effects of the utility model：The utility model by gear wheel, bent axle, No.1 connecting rod, No. two connecting rods, No. three
The cooperation of connecting rod and eccentric wheel hub etc. so that sliding block is sliding when slide block movement to machining area with preferable speed stamped workpieces
Block speed slows down, and relative vibration noise can all decrease, so as to lift working environment quality.The length for changing eccentric ratio can
To obtain different ram speeds, it can meet that some have the shaping of the tensioning member of particular/special requirement to draw speed.Compared to biography
System crank type punch press, sliding block rise speed is accelerated, and for same process velocity, processing efficiency lifts 1.2-1.4 times.Reduce work
Heat caused by workpiece compression, reduction workpiece temperature distortion degree, so as to improve precision can be reduced by making zone velocity.
Feature and advantage of the present utility model will be described in detail by embodiment combination accompanying drawing.
【Brief description of the drawings】
Fig. 1 is a kind of structural representation of punch press multi link drive mechanism of the utility model；
Fig. 2 is a kind of rough schematic view of the punch press multi link drive mechanism of the utility model in nominal pressure stroke position；
Fig. 3 is the simplified signal that a kind of punch press multi link drive mechanism of the utility model is located at lower dead point position in sliding block
Figure；
Fig. 4 is the simplified signal that a kind of punch press multi link drive mechanism of the utility model is located at upper dead center position in sliding block
Figure.
【Embodiment】
Connect refering to a kind of Fig. 1 to punch press multi link drive mechanism of Fig. 4 the utility model, including gear wheel 1, bent axle 2, No.1
The connecting rod 5 of connecting rod 4, three of bar 3, two and eccentric wheel hub 6, the eccentric wheel hub 6 is arranged on fuselage, on the eccentric wheel hub 6
Provided with gear wheel 1, the bent axle 2 is arranged on eccentric wheel hub 6, and one end of the No.1 connecting rod 3 is arranged on bent axle 2, described
The other end of No.1 connecting rod 3 is hinged with No. two connecting rods 4, and No. two connecting rods 4 are hinged with No. three connecting rods 5, the bent axle 2
Slide block connecting rod is installed, the end of the slide block connecting rod is provided with sliding block, the cooperation that the gear wheel 1 passes through multiple connecting rods on crank throw
Driving bent axle 2 rotates, and the bent axle 2 drives sliding block to pump.No. three connecting rods 5 are for the wheel rim pin of gear wheel 1 and greatly
The eccentric distance at the center of gear 1 is formed, and the gear wheel 1 drives No. two connecting rods 4 to act by No. three connecting rods 5, No. two companies
Bar 4 drives bent axle 2 to rotate by No.1 connecting rod 3, key connection between the bent axle 2 and No.1 connecting rod 3.The sliding block is from bottom dead centre
The angle that gear wheel 1 rotates when the angle rotated to gear wheel during top dead-centre 1 is less than sliding block opposite direction backhaul.The sliding block is under
The angle that dead-centre motion is rotated to gear wheel during top dead-centre 1 is 141.73 degree, the sliding block from top dead-centre move to bottom dead centre when
The angle of bull gear drive is 218.27 degree.The gear wheel 1 is in uniform rotation, sliding block movement velocity in impulse stroke
Slow down, sliding block movement velocity in backhaul idle stroke is accelerated.In the pivot of the bent axle 2 and the rotation of gear wheel 1
The heart is misaligned to have certain offset, and the crank throw of the No.1 connecting rod 3 and bent axle 2 has the skew of certain angle.
Utility model works process：
A kind of punch press multi link drive mechanism of the utility model, during work, motor driven flywheel, little gear with
Flywheel is coaxial, and then little gear drives gear wheel 1 to rotate, and driving lever is No. three connecting rods 5, No. three connecting rods 5 be exactly gear wheel in itself
On eccentric distance, No. three connecting rods 5 promote No. two connecting rods 4 to walk, and No. two connecting rods 4 promote No.1 connecting rods 3 to rotate, No.1 connecting rod 3 with
Bent axle 2 is key connection, can be rotated with dynamic crankshaft 2, and slide block connecting rod is hinged on the crank throw of bent axle 2, during bent axle 2 rotates
Sliding block can be driven to pump, the pivot of bent axle 2 has certain offset with the pivot of gear wheel 1, and No.1 connects
Bar 3 has the skew of certain angle with crankshaft crank, when sliding block turns to top dead-centre (the i.e. unloaded reply row of sliding block from bottom dead centre
Journey) when, bull gear drive angle is 153.44-11.71=141.73 degree, then sliding block (i.e. sliding block from top dead-centre to bottom dead centre
Impulse stroke) when, bull gear drive angle is 218.27 degree.Because gear wheel is uniform rotation on machine, then in gear wheel
When rotating a circle, sliding block movement velocity in impulse stroke slows down, and movement velocity accelerates when backhaul idle stroke.Pin
To same workpiece, it is allowed to when operating rate is 30 beats/min, if common punch press, then the time required to single punching press
For 2 seconds, if using the punch press of the application drive mechanism, be then less than 1.65 the time required to single punching press, i.e., one minute can be with
Work about 36.5 times, efficiency is about 1.21 times of common punch press, hence it is evident that improve production efficiency, while reduce working region speed can
Heat caused by reducing workpiece compression, reduces workpiece temperature distortion degree, so as to improve precision.And whole multi link machine
Structure is all hidden in gear wheel, compact-sized, greatlys save machine space, reduces machine cost.
Above-described embodiment be to explanation of the present utility model, be not to restriction of the present utility model, it is any new to this practicality
Scheme after type simple transformation belongs to the scope of protection of the utility model.
Claims (6)
- A kind of 1. punch press multi link drive mechanism, it is characterised in that：Including gear wheel (1), bent axle (2), No.1 connecting rod (3), two Number connecting rod (4), No. three connecting rods (5) and eccentric wheel hub (6), the eccentric wheel hub (6) are arranged on fuselage, the eccentric wheel hub (6) gear wheel (1) is provided with, the bent axle (2) is arranged on eccentric wheel hub (6), and one end of the No.1 connecting rod (3) is arranged on On bent axle (2), the other end of the No.1 connecting rod (3) is hinged with No. two connecting rods (4), No. two connecting rods (4) and No. three companies Bar (5) is hinged, and slide block connecting rod is provided with the crank throw of the bent axle (2), the end of the slide block connecting rod is provided with sliding block, described Gear wheel (1) drives bent axle (2) to rotate by the cooperation of multiple connecting rods, and bent axle (2) the driving sliding block pumps.
- A kind of 2. punch press multi link drive mechanism as claimed in claim 1, it is characterised in that：No. three connecting rods (5) are big Gear (1) wheel rim pin and the eccentric distance at gear wheel (1) center are formed, and the gear wheel (1) drives two by No. three connecting rods (5) The action of number connecting rod (4), No. two connecting rods (4) pass through No.1 connecting rod (3) and drive bent axle (2) to rotate, the bent axle (2) and No.1 Key connection between connecting rod (3).
- A kind of 3. punch press multi link drive mechanism as claimed in claim 1, it is characterised in that：The sliding block is from bottom dead centre to upper The angle that gear wheel (1) rotates when the angle that gear wheel (1) rotates during dead point is less than sliding block opposite direction backhaul.
- A kind of 4. punch press multi link drive mechanism as claimed in claim 1, it is characterised in that：The sliding block moves from bottom dead centre To gear wheel during top dead-centre (1) rotate angle be 141.73 degree, the sliding block from top dead-centre move to bottom dead centre when gear wheel The angle of rotation is 218.27 degree.
- A kind of 5. punch press multi link drive mechanism as claimed in claim 1, it is characterised in that：The gear wheel (1) is at the uniform velocity Rotate, sliding block movement velocity in impulse stroke slows down, and sliding block movement velocity in backhaul idle stroke is accelerated.
- A kind of 6. punch press multi link drive mechanism as claimed in claim 1, it is characterised in that：In the rotation of the bent axle (2) The misaligned crank throw with certain offset, the No.1 connecting rod (3) and bent axle (2) of pivot of the heart and gear wheel (1) There is the skew of certain angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720797739.9U CN206999698U (en) | 2017-07-04 | 2017-07-04 | A kind of punch press multi link drive mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720797739.9U CN206999698U (en) | 2017-07-04 | 2017-07-04 | A kind of punch press multi link drive mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206999698U true CN206999698U (en) | 2018-02-13 |
Family
ID=61453327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720797739.9U Expired - Fee Related CN206999698U (en) | 2017-07-04 | 2017-07-04 | A kind of punch press multi link drive mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206999698U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107297917A (en) * | 2017-07-04 | 2017-10-27 | 浙江东雄重工有限公司 | A kind of punch press multi link drive mechanism |
| CN109591348A (en) * | 2019-01-25 | 2019-04-09 | 安徽远都机床股份有限公司 | A kind of open type fixed station high-performance press |
-
2017
- 2017-07-04 CN CN201720797739.9U patent/CN206999698U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107297917A (en) * | 2017-07-04 | 2017-10-27 | 浙江东雄重工有限公司 | A kind of punch press multi link drive mechanism |
| CN109591348A (en) * | 2019-01-25 | 2019-04-09 | 安徽远都机床股份有限公司 | A kind of open type fixed station high-performance press |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180213 Termination date: 20210704 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |