CN2737484Y - Top lifting out driving device for upsetting forming equipment - Google Patents
Top lifting out driving device for upsetting forming equipment Download PDFInfo
- Publication number
- CN2737484Y CN2737484Y CN 200420088452 CN200420088452U CN2737484Y CN 2737484 Y CN2737484 Y CN 2737484Y CN 200420088452 CN200420088452 CN 200420088452 CN 200420088452 U CN200420088452 U CN 200420088452U CN 2737484 Y CN2737484 Y CN 2737484Y
- Authority
- CN
- China
- Prior art keywords
- pin
- ejector pin
- depression bar
- pressing plate
- cam
- 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.)
- Expired - Fee Related
Links
Images
Abstract
The utility model discloses a top lifting out driving device for the upsetting forming equipment, comprising a cam, a swing rod mechanism, a compression-rod driving mechanism, an ejector pin and a knockout pin. The cam is fixed on a crankshaft which is fixed on a machine body. The edge of the cam holds one end of the swing rod mechanism, and the other end of the swing rod mechanism and one end of the compression-rod driving mechanism are fixed on the same rotating shaft together. The other end of the compression-rod driving mechanism is arranged on one side of the ejector pin. The compression-rod driving mechanism must hold the ejector pin in a period of time when the cam rotates one round. The ejector pin holds the knockout pin, and reset devices are arranged on the ejector pin and the knockout pin. The utility model has the advantage that the structure is simple; the driving link is less; the ejecting force is big; the ejecting distance and the ejecting time of the knockout pin can be adjusted; The operation is convenient and simple; the using cost is low; the limit of the complexity of the shaped element is not had.
Description
Technical field:
The utility model relates to the upsetting former, particularly relate to the upsetting former on eject transmission device.
Background technology:
Because it is fast that the upsetting moulding has a complex parts moulding, reduce material cost, keep characteristics such as metal structure streamline, along with scientific and technological industrial expansion, upsetting processing has become the widespread usage mode of metal species product processing, in various fields, extensively implemented at present, the last liftout attachment form of upsetting mechanism mainly contains three kinds, and the first is equipped with the knock-pin by spring compression in the big slide block inside that connects punch die, when big slide block resets, make body holddown spring knock-pin, and act on to die shoe, resetting to big slide block puts in place, finishes the action that ejects, this drive mechanism is made simple, and is easy to use; But when operation, must after resetting fully, big slide block just can reach the effect that ejects, fail after formed product, product is ejected when big slide block begins to reset or resetting midway, many or form the product of clamping rotation to complex-shaped molding procedure, influence operations for forming because of failing in time to eject, bigger limitation is arranged; Another kind is to adopt the multiaxis transmission, locatees the effect that ejects of reaching with the stroke that connects and contain of cam and goods of furniture for display rather than for use, and this mode has remedied the limitation of first kind of form, can carry out ejecting of product by the moulding demand, but its drive mechanism complexity, connector is many, and it is higher to make requirement and cost; Also having a kind of is to drive goods of furniture for display rather than for use pulling pull bar by the cam running, pull bar acts on small slide block, and small slide block acts on stroke and adjusts piece, and stroke is adjusted piece and depressed connecting rod, connecting rod promotes knock pin by the connecting rod ejector pin and ejects thimble under leverage, reach the effect of ejecting; Otherwise, under the effect of cam and each spring, carry out homing action, thereby reach circulation on the effect that ejects and reset, this mechanical driving device is relatively simple for structure, operate also more convenient, but because connector is many, the machine driving link is many, thereby the power that acts on the knock pin is little, and ejecting force is little; In addition, distance that ejects and the time that ejects are unadjustable.
Summary of the invention:
Main purpose of the present utility model is to provide that a kind of drive mechanism is simple, connector is few, the machine driving link is few, go up the big upsetting former of ejecting force on eject transmission device.
Second purpose of the present utility model be to provide a kind of length of knock pin and the adjustable upsetting former of ejection cycle on eject transmission device.
Realize upsetting former of the present utility model on eject transmission device, comprise cam, swing-bar mechanism and depression bar transmission mechanism, ejector pin, knock pin, cam is fixed on the power crankshaft, power crankshaft is fixed on the body; Cam edge is withstood an end of swing-bar mechanism, the other end of swing-bar mechanism is coaxial fixing with an end of depression bar transmission mechanism, the other end of depression bar transmission mechanism places a side of ejector pin, on eject transmission device when work, cam rotates all depression bar transmission mechanisms must withstand ejector pin for some time, ejector pin withstands knock pin, and ejector pin and knock pin are provided with resetting means.Power crankshaft rotating band moving cam is rotated to height point by low spot, and cam edge drives the swing-bar mechanism motion, and swing-bar mechanism drives rotating shaft and rotates, and rotating shaft drives the depression bar transmission mechanism pin that bears down on one downwards, and ejector pin promotes knock pin and does and eject motion; Otherwise, under the effect of cam and resetting means, carry out homing action, thus reach circulation on the effect that ejects and reset.Because replace pull bar, small slide block, stroke to adjust structures such as piece, connecting rod, lever with the depression bar structure, drive mechanism is simple, connector is few, the machine driving link is few, upward ejecting force is big.
As improvement of the present utility model, described swing-bar mechanism comprises fork and balance staff, balance staff seat, and described cam edge is withstood an end of fork, and the other end of fork is fixed on the balance staff, and balance staff is fixed on the balance staff seat, and the balance staff seat is fixed on the body; Described depression bar transmission mechanism comprises depression bar, pressing plate, pressing plate guide rod, and first end of depression bar is fixed on the balance staff, and second end of depression bar places on the pressing plate, and the pressing plate guide rod is inserted in the slide block and an end is fixed on the pressing plate; Have first hole that can hold the ejector pin motion on the appropriate location in slide block, be provided with the ejector pin position-limit mechanism in the appropriate location in first hole, the ejector pin position-limit mechanism partly or entirely places in first hole all the time with ejector pin; Have second hole that can hold the knock pin motion in slide block and on the appropriate location corresponding to first hole, first hole is communicated with second hole and is vertical, and knock pin places in second hole; Be provided with at an end of the corresponding knock pin of ejector pin and eject guiding surface, on knock pin, be provided with the guiding surface that guiding surface matches that ejects with ejector pin; Described resetting means comprises pressing plate guide rod elasticity reset device, ejector pin elasticity reset device, knock pin elasticity reset device, pressing plate guide rod elasticity reset device is located on the pressing plate guide rod, the ejector pin elasticity reset device is located between lifting pin mechanism and slide block, and the knock pin elasticity reset device is located between knock pin and slide block.Power crankshaft rotating band moving cam is rotated to height point by low spot, and cam edge drives the fork motion, and fork drives the balance staff axle and rotates, rotating shaft drives depression bar to pressing down pressing plate, the pressing plate pin that bears down on one downwards drives ejector pin and does in slide block and move downward, and ejector pin promotes knock pin and does and eject motion; Otherwise, under the effect of cam and elasticity reset device, carry out homing action, thus reach circulation on the effect that ejects and reset.
As improvement of the present utility model, an end that contacts with cam on fork is articulated with the fork roller, and the frictional force when this helps reducing fork with respect to camming movement reduces the wearing and tearing between fork and cam; End at second end of depression bar is provided with the depression bar roller, and the depression bar roller is articulated on the depression bar, and the depression bar roller places on the pressing plate, and the frictional force when this helps reducing the relative presser motion of depression bar reduces the wearing and tearing between pressing plate and depression bar.
As improvement of the present utility model, the frictional force when this helps reducing fork with respect to camming movement reduces the wearing and tearing between fork and cam; The end face of the end of depression bar second end is an arc surface, and the frictional force when this helps reducing the relative presser motion of depression bar reduces the wearing and tearing between pressing plate and depression bar.
As improvement of the present utility model, between cam and power crankshaft, be provided with first ratchet structure, as need adjust knock pin eject apart from the time, as long as cam is rotated an angle with respect to power crankshaft.
As improvement of the present utility model, on the balance staff between fork and balance staff seat, be fixed with balance staff and adjust seat, between fork and balance staff adjustment seat, be provided with second ratchet structure.Adjust the time that knock pin ejects as need, rotate an angle as long as fork is adjusted seat with respect to balance staff.
As improvement of the present utility model, be provided with the pressing plate backing plate between depression bar and pressing plate, in order to increase wearability, direct heat is handled the pressing plate backing plate and is got final product.
As improvement of the present utility model, described ejector pin is the cylindrical, top keying that has end difference, is provided with the spacer pin gathering sill on cylindrical ejector pin, and described ejector pin position-limit mechanism is to be fixed on the slide block and to place spacer pin in the spacer pin gathering sill, simple in structure, spacing guiding is reliable.
As improvement of the present utility model, on pressing plate, also be fixed with the fine adjustment screw of cylindrical, top latch structure, be used to finely tune the position of ejector pin in vertical direction.
As improvement of the present utility model, described pressing plate guide rod elasticity reset device, lifting pin mechanism elasticity reset device, knock pin elasticity reset device are the spring reset structure, and be simple in structure, better reduction.
Realize the last liftout attachment of upsetting former of the present utility model, rely on cam and fork, pressure lever mechanism to carry out machine driving, simple in structure, transmission link is few, ejecting force is big; Between cam and power crankshaft, be provided with first ratchet structure, can adjust the distance that ejects of knock pin; Between fork and balance staff adjustment seat, be provided with second ratchet structure, can adjust the time that knock pin ejects; Running by cam is being moved ejector pin in big slide block, the effect that ejects and reset on can carrying out at the appropriate time according to the demand of upsetting, realized convenient and simple for operation, use cost is low, is not subjected to the characteristics of profiled member complexity constraints.
Description of drawings:
Fig. 1 is the schematic perspective view that ejects transmission device on of the present utility model;
Fig. 2 is the schematic diagram of the utility model upsetting former;
Fig. 3 is the schematic diagram that the utility model knock pin ejects transmission.
Specific embodiment:
As Fig. 1, Fig. 2 and shown in Figure 3, eject transmission device on the upsetting former, comprise that cam 1, cam 1 are fixed on the power crankshaft 2, power crankshaft 2 is fixed on the body 18, is provided with first ratchet structure 19 between cam and power crankshaft; The edge of cam 1 withstands the fork roller 3 that is articulated on fork 4 one ends, the other end of fork 4 is fixed on the balance staff 7, balance staff 7 is fixed on the balance staff seat 8, balance staff seat 8 is fixed on the body 18, on the balance staff 7 of 8 of fork 4 and balance staff seats, be fixed with balance staff and adjust seat 5, be provided with second ratchet structure 20 at fork 4 and 5 of balance staff adjustment seats; First end of depression bar 6 is fixed on the balance staff 7, end at second end of depression bar 6 is provided with depression bar roller 9, and depression bar roller 9 is articulated on the depression bar 6, and the depression bar roller places on the pressing plate backing plate 10, pressing plate backing plate 10 places on the pressing plate 11, and pressing plate guide rod 12 is inserted in the slide block 17 and an end is fixed on the pressing plate 11; But have first hole 21 of the cylindrical ejector pin motion of accommodating belt end difference on the appropriate location in slide block 17, be provided with spacer pin gathering sill 15 on ejector pin 13, spacer pin 14 places in the spacer pin gathering sill 15 and is fixed on the appropriate location in first hole 21 on the slide block 17; Have 22, the first holes 21, second hole and 22 connections and vertical of second hole that can hold knock pin 16 motions in slide block 17 and on the appropriate location corresponding to first hole 21, knock pin 16 places in second hole 22; Be provided with at an end of ejector pin 13 corresponding knock pins 16 and eject guiding surface 23, on knock pin 16, be provided with the guiding surface 24 that guiding surface 23 matches that ejects with ejector pin 13; Pressing plate guide rod elasticity reset device 25 is located on the pressing plate guide rod 12, and ejector pin spring reverse motion 26 is located at 17 of ejector pin 13 and slide blocks, and knock pin spring reverse motion 27 is located at 17 of knock pin 16 and slide blocks.Knock pin 16 is being aimed in position, hole on the punch die lifter plate 29, power crankshaft 2 rotating band moving cams 1 are turned round to the salient point position by low spot, cam 1 edge drives 3 motions of fork roller, fork roller 3 drives fork 4 and moves up to peak, fork 4 drives balance staff 7 and rotates, balance staff 7 drives depression bar 6 to pressing down follower gasket plate 10, pressing plate backing plate 10 acts on pressing plate 11, pressing plate 11 pin 13 that bears down on one downwards, drive ejector pin 13 is done in slide block 17 and is moved downward to minimum point, and ejector pin 13 promotion knock pins 16 are done and ejected motion; Otherwise, under the effect of cam 1 and pressing plate guide rod elasticity reset device 25, ejector pin spring reverse motion 26, knock pin spring reverse motion 27, carry out homing action, thus reach circulation on the effect that ejects and reset.
Claims (10)
1, the upsetting former on eject transmission device, it is characterized in that: comprise cam, swing-bar mechanism and depression bar transmission mechanism, ejector pin, knock pin, cam is fixed on the bent axle, and bent axle is fixed on the body; Cam edge is withstood an end of swing-bar mechanism, one end corotation axle of the other end of swing-bar mechanism and depression bar transmission mechanism is fixed, the other end of depression bar transmission mechanism places a side of ejector pin, cam rotates all depression bar transmission mechanisms must withstand ejector pin for some time, ejector pin withstands knock pin, and ejector pin and knock pin are provided with resetting means.
2, upsetting former as claimed in claim 1 on eject transmission device, it is characterized in that: described swing-bar mechanism comprises fork and balance staff, balance staff seat, described cam edge is withstood an end of fork, the other end of fork is fixed on the balance staff, balance staff is fixed on the balance staff seat, and the balance staff seat is fixed on the body; Described depression bar transmission mechanism comprises depression bar, pressing plate, pressing plate guide rod, and first end of depression bar is fixed on the balance staff, and second end of depression bar places on the pressing plate, and the pressing plate guide rod is inserted in the slide block and an end is fixed on the pressing plate; Have first hole that can hold the ejector pin motion on the appropriate location in slide block, be provided with the ejector pin position-limit mechanism in the appropriate location in first hole, the ejector pin position-limit mechanism partly or entirely places in first hole all the time with ejector pin; Have second hole that can hold the knock pin motion in slide block and on the appropriate location corresponding to first hole, first hole is communicated with second hole and is vertical, and knock pin places in second hole; Be provided with at an end of the corresponding knock pin of ejector pin and eject guiding surface, on knock pin, be provided with the guiding surface that guiding surface matches that ejects with ejector pin; Described reset to put comprise pressing plate guide rod elasticity reset device, ejector pin elasticity reset device, knock pin elasticity reset device, pressing plate guide rod elasticity reset device is located on the pressing plate guide rod, the ejector pin elasticity reset device is located between lifting pin mechanism and slide block, and the knock pin elasticity reset device is located between knock pin and slide block.
3, upsetting former as claimed in claim 2 on eject transmission device, it is characterized in that: an end that contacts with cam on fork is articulated with the fork roller, end at second end of depression bar is provided with the depression bar roller, and the depression bar roller is articulated on the depression bar, and the depression bar roller places on the pressing plate.
4, upsetting former as claimed in claim 2 on eject transmission device, it is characterized in that: an end that contacts with cam on fork is articulated with the fork roller, the end face of the end of depression bar second end is an arc surface.
5, as ejecting transmission device on claim 1 or the described upsetting former of 4 arbitrary claims, it is characterized in that: between cam and bent axle, be provided with first ratchet structure.
6, upsetting former as claimed in claim 5 on eject transmission device, it is characterized in that: on the balance staff between fork and balance staff seat, be fixed with balance staff and adjust seat, between fork and balance staff adjustment seat, be provided with second ratchet structure.
7, upsetting former as claimed in claim 6 on eject transmission device, it is characterized in that: be provided with the pressing plate backing plate between depression bar and pressing plate.
8, upsetting former as claimed in claim 7 on eject transmission device, it is characterized in that: described ejector pin is the cylindrical, top keying that has end difference, be provided with the spacer pin gathering sill on cylindrical ejector pin, described ejector pin position-limit mechanism is to be fixed on the slide block and to place spacer pin in the spacer pin gathering sill.
9, upsetting former as claimed in claim 8 on eject transmission device, it is characterized in that: the fine adjustment screw that on pressing plate, also is fixed with the cylindrical, top latch structure.
10, upsetting former as claimed in claim 9 on eject transmission device, it is characterized in that: described pressing plate guide rod elasticity reset device, lifting pin mechanism elasticity reset device, knock pin elasticity reset device are the spring reset structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420088452 CN2737484Y (en) | 2004-09-22 | 2004-09-22 | Top lifting out driving device for upsetting forming equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420088452 CN2737484Y (en) | 2004-09-22 | 2004-09-22 | Top lifting out driving device for upsetting forming equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2737484Y true CN2737484Y (en) | 2005-11-02 |
Family
ID=35347399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420088452 Expired - Fee Related CN2737484Y (en) | 2004-09-22 | 2004-09-22 | Top lifting out driving device for upsetting forming equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2737484Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104275361A (en) * | 2014-10-10 | 2015-01-14 | 江苏中兴西田数控科技有限公司 | Multi-station lower ejection device for cold extruding |
| CN104874698A (en) * | 2015-05-29 | 2015-09-02 | 许炎章 | Ejection device for two-die triple-punching screw machine |
| CN106217924A (en) * | 2016-08-29 | 2016-12-14 | 江苏中兴西田数控科技有限公司 | A kind of cam follower formula material pressing device |
| CN108405777A (en) * | 2018-02-02 | 2018-08-17 | 杨东佐 | A kind of part upsetting apparatus |
-
2004
- 2004-09-22 CN CN 200420088452 patent/CN2737484Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104275361A (en) * | 2014-10-10 | 2015-01-14 | 江苏中兴西田数控科技有限公司 | Multi-station lower ejection device for cold extruding |
| CN104874698A (en) * | 2015-05-29 | 2015-09-02 | 许炎章 | Ejection device for two-die triple-punching screw machine |
| CN106217924A (en) * | 2016-08-29 | 2016-12-14 | 江苏中兴西田数控科技有限公司 | A kind of cam follower formula material pressing device |
| CN108405777A (en) * | 2018-02-02 | 2018-08-17 | 杨东佐 | A kind of part upsetting apparatus |
| CN108405777B (en) * | 2018-02-02 | 2023-11-10 | 杨东佐 | Part upsetting device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102769359B (en) | Automatic assembling machine for electric brush of micro-motor end cover | |
| CN109559908B (en) | Bare capacitor pin shaping mechanism of capacitor base plate machine | |
| CN105107910B (en) | Self-unloading punch press | |
| CN107984223B (en) | Intelligent assembly equipment for front cover of new energy motor | |
| CN2737484Y (en) | Top lifting out driving device for upsetting forming equipment | |
| JP2724686B2 (en) | Electrical terminal applicator with improved tape feeding means | |
| CN106466700B (en) | A kind of multistage cold former blank ejecting mechanism | |
| CN116727519B (en) | Plate stamping forming device | |
| CN2920479Y (en) | Upper liftout attachment of upsetting shaping equipment | |
| CN111842693A (en) | Three-dimensional punching machine | |
| CN218569477U (en) | Terminal pin inserting device | |
| CN208263484U (en) | Make-up machine jig product orientation mechanism | |
| CN215879560U (en) | Automobile radiator water chamber buckling and pressing machine | |
| CN201271704Y (en) | Mould apparatus for pressing metal plate with small-sized internal fastener | |
| CN114226573A (en) | Double-terminal squeeze riveter | |
| CN210231263U (en) | Swing block type bending forming die | |
| CN208655462U (en) | A kind of bales catch elastic slice machine | |
| CN202762916U (en) | Spring machine diameter changing mechanism | |
| CN113939180B (en) | Vertical plug-in components machine head plug-in components mechanism | |
| CN110421503A (en) | It is a kind of for clamping the mechanism of workpiece | |
| CN101829738B (en) | Vertical marking press stamping ejector | |
| CN115318920B (en) | Self-adaptive stamping equipment | |
| CN216253750U (en) | Head plug-in mechanism of vertical plug-in machine | |
| CN108705365A (en) | Overload mechanism and its assembly method are prevented applied to index(ing) feed device | |
| CN216355251U (en) | Double-terminal variable-pitch pressure riveting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20051102 Termination date: 20130922 |