CN203541302U - Rotating tapered wedge mechanism - Google Patents
Rotating tapered wedge mechanism Download PDFInfo
- Publication number
- CN203541302U CN203541302U CN201320705016.3U CN201320705016U CN203541302U CN 203541302 U CN203541302 U CN 203541302U CN 201320705016 U CN201320705016 U CN 201320705016U CN 203541302 U CN203541302 U CN 203541302U
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- CN
- China
- Prior art keywords
- rotating
- rotating part
- slide block
- wedge
- tapered wedge
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- Withdrawn - After Issue
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Abstract
The utility model discloses a rotating tapered wedge mechanism. The rotating tapered wedge mechanism is characterized in that a base is fixedly installed in a lower die holder, the base is provided with a pair of connecting lugs and a bottom plate, wherein the connecting lugs are oppositely arranged in the longitudinal direction, the bottom plate is connected between the connecting lugs, and a rotating shaft is fixedly installed on each connecting lug; a rotating part and the rotating shafts can be matched and installed in a relative rotation mode through shaft sleeves, and the rotating part is rotated to a work station under the pushing effect generated when a tapered wedge sliding block moves and rotated to a workpiece pickup station under the reset effect of a drive elastic piece; the inner surface of the bottom plate is provided with two planes which are in angle connection, the two planes respectively are the first limiting plane and the second limiting plane, wherein the first limiting plane abuts against the bottom plane of the rotating part at the work station, and the second limiting plane abuts against the bottom plane of the rotating part at the workpiece pickup station; a positioning block is installed on a return stroke air cylinder in the lower die holder, the positioning block is clamped between the lower die holder and the rotating part when the return stroke air cylinder is in a state corresponding to the work station, and then the rotating part is limited from rotating relative to the lower die holder. Manufacturing cost and the whole size of the rotating tapered wedge mechanism are optimized through improvement in a rotating and positioning structure.
Description
Technical field
The utility model relates to the tapered wedge rotating mechanism that in Press Tools for Automobiles, stamping parts is carried out side flanging, relates in particular to the improvement design of rotation to tapered wedge rotating mechanism and location structure.
Background technology
Along with the development of car industry, the outer covering piece of a lot of vehicles as gusset, beater or beat-up, send out the flange angle of cover bodywork parts such as outside plate, luggage-boot lid outside plate and top cover and be mostly designed to negative angle, to reach the object that increases the snap-in force of stamping parts and raising bus body strength and presentation quality.The flange of bodywork parts becomes negative angle, if adopt common slide block type Wedge mechanism, can make mould structure very complicated, and the cost of processing and maintenance increases, and therefore, adopts the bodywork parts of tapered wedge rotating mechanism processing belt flange negative angle to become a kind of trend.
Application publication number is that the patent documentation of CN102836924A discloses a kind of tapered wedge rotating mechanism, the rotating shaft of this tapered wedge rotating mechanism is directly arranged at the two ends of rotating part (for this kind of structure, rotating part and rotating shaft are generally overall structure), rotating part is installed on die shoe by the rotating shaft at two ends, in addition, this tapered wedge rotating mechanism is supported rotating part and is located by least one group of arc shaped slider and arc supporting seat.This kind of tapered wedge rotating mechanism exists defect to be: 1, rotating shaft and rotating part are structure as a whole, and therefore, the bearing shell of rotating shaft and cooperation need to adopt high-abrasive material, and the requirement on machining accuracy of the integral diameter to rotating shaft is all higher, causes manufacture and maintenance cost high; 2, require between arc shaped slider and arc supporting seat, and between rotating part and arc shaped slider, there is higher quality of fit, need accurately machined profile relatively many.
Application publication number is that the patent documentation of CN102101139A also discloses a kind of tapered wedge rotating mechanism, and the rotating part of this tapered wedge rotating mechanism is to be rotatably mounted on base by rotating shaft equally, and therefore, this tapered wedge rotating mechanism exists above-mentioned defect 1 equally.In addition, this tapered wedge rotating mechanism adopts the rotation of the lower mode slider control rotating part being driven by patrix drive block, and the structure positioning by the 3rd lozenges of lower mode slider and the 4th lozenges of rotating part, therefore also there is following defect in it: the existence of lower mode slider causes the volume of mechanism's entirety relatively large; Only by lozenges, be rotated location, the machining accuracy to lozenges and installation accuracy all have higher requirement.
Utility model content
The above defect that the utility model exists in order to solve existing tapered wedge rotating mechanism, provides a kind of simple in structure, tapered wedge rotating mechanism relatively low and that manufacturing cost is lower that requires to machining accuracy.
The technical solution adopted in the utility model is: a kind of tapered wedge rotating mechanism, comprise die shoe, and be all installed on the rotating part in die shoe and drive elastic component, and the drive division that is all installed on the wedge slide block in upper bolster and drives wedge slide block to move; It is characterized in that: in described die shoe, fixedly mount a base, described base has a pair of engaging lug being oppositely arranged in the vertical and is connected in the base plate between a pair of engaging lug, each fixed installation one rotating shaft on a pair of engaging lug, the axis of two rotating shafts overlaps in the vertical; Described rotating part is placed between a pair of engaging lug, and be installed togather rotatably by axle sleeve and described rotating shaft, driving relationship between described wedge slide block and driving elastic component and relative position relation and wedge slide block and the drive division of rotating part is: under the thrust that described rotating part produces when described wedge slide block action, turn to working position, and turn to pickup position under the effect of the elastic force applying at described driving elastic component; The inner surface of described base plate has two angled planes of accepting, and is respectively first and second the spacing plane leaning in working position and pickup position with the baseplane of rotating part;
In described die shoe, be installed with backhaul cylinder, on the piston rod of described backhaul cylinder, be installed with locating piece, described locating piece is held between die shoe and rotating part under the state corresponding with working position at backhaul cylinder, and with restricting rotation, portion rotates relative to die shoe.
Preferably, on the acting surface acting on mutually with described wedge slide block of described rotating part, be provided with slide plate, the position of described slide plate and orientation make its guiding wedge slide block movement side flanging that put in place.By slide plate is set, can process auxiliary drive portion control the direction of action of wedge slide block, guarantee the collimation of its direction of action.
Preferably, described driving elastic component and backhaul cylinder are divided into the both sides of base in the horizontal, wherein, described laterally with described longitudinally orthogonal, and parallel with the datum level vertical with engaging lug of described base plate.
Preferably, the orientation that arranges of described backhaul cylinder makes it drive locating piece to move on vertical, wherein, described vertical and described horizontal and longitudinally orthogonal.
Preferably, driving relationship between described drive division and wedge slide block is: the active force that described drive division applies wedge slide block forms along vertical component and along horizontal component, wherein, the vertical component in described edge is used for promoting rotating part and rotates, the horizontal component in described edge has moved side flanging for promoting wedge slide block near the die cavity of rotating part, described laterally with described longitudinally orthogonal, and parallel with the datum level vertical with engaging lug of described base plate, described vertical and described horizontal and longitudinally orthogonal.This kind of structure is conducive to make the overall dimensions of tapered wedge rotating mechanism compacter.
The beneficial effects of the utility model are: the rotating shaft of tapered wedge rotating mechanism of the present utility model and rotating part split design, directly be fixedly installed on base, therefore, rotating shaft is convenient to maintain and replace, without adopting high-abrasive material manufacture, reduced manufacturing cost, and for structure of the present utility model, it is that the axle of 25mm and axle sleeve that diameter is 35mm can be realized that the diameter of rotating shaft only needs diameter conventionally; In addition, the die shoe of tapered wedge rotating mechanism of the present utility model is without being designed for the drive division that drives rotating part to rotate, rotating part can be in the process of upper bolster and die shoe fastening, and the drive division on upper bolster completes the spinning movement that arrives working position when driving the action of wedge slide block; Moreover, tapered wedge rotating mechanism of the present utility model is by arranging backhaul cylinder, rotating part can be pushed in advance and be convenient to and the position that drives wedge to act on mutually, and rotating part is positioned at ad-hoc location, can reduce like this requirement of machining accuracy to being for example the spacing plane of base and the baseplane of rotating part etc., and the requirement of selection; Finally, due to traditional drives structure and location structure that tapered wedge rotating mechanism of the present utility model changes, therefore, when reducing machining accuracy, also reduce the profile that tapered wedge rotating mechanism entirety needs processing.
Accompanying drawing explanation
Fig. 1 shows according to the one of tapered wedge rotating mechanism described in the utility model and implements the shaft side figure of structure in closure state (being the state of rotating part during in working position);
Fig. 2 shows the cutaway view of tapered wedge rotating mechanism shown in Fig. 1 in closure state;
Fig. 3 shows the cutaway view of tapered wedge rotating mechanism shown in Fig. 1 in free state (being the state of rotating part during in feeding position).
Drawing reference numeral:
1-die shoe; The spacing plane of 721-first;
2-standard wedge; The spacing plane of 722-second;
3-wedge slide block; 8-backhaul cylinder;
4-rotating part; 9-connecting bolt;
5-rotating shaft; 10-locating piece;
6-axle sleeve; 11-drives elastic component;
7-base; 12-positioning key;
71-engaging lug; 13-slide plate.
72-base plate
The specific embodiment
Describe embodiment of the present utility model below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Below by the embodiment being described with reference to the drawings, be exemplary, only for explaining the utility model, and can not be interpreted as restriction of the present utility model.
As shown in Figure 1 to Figure 3, tapered wedge rotating mechanism of the present utility model is the same with existing tapered wedge rotating mechanism, comprise equally die shoe 1, all be installed on the rotating part 4 in die shoe 1 and drive this driving elastic component 11 of elastic component 11(to be generally nitrogen spring, but it should be apparent to those skilled in the art that, it also can adopt what can store and discharge elastic potential energy is for example shell fragment, other elastic components of torsion spring etc.), be installed on the wedge slide block 3 in upper bolster (not shown), this wedge slide block 3 is installed on a standard wedge 2 conventionally, and be installed on the drive division (not shown) that the driving wedge slide block 3 in upper bolster moves, the most basic effect of this drive division is to control wedge slide block 3 to coordinate rotating part 4 to complete the side flanging of stamping parts, in the situation that being provided with standard wedge 2, this drive division directly acts on standard wedge 2.Tapered wedge rotating mechanism of the present utility model is on the basis of above basic structure, also in die shoe, fixedly mount a base 7, in order to guarantee the orientation of base 7, may need by positioning key 12, base 7 to be installed in existing die shoe 1, base 7 has a pair of engaging lug being oppositely arranged in the vertical 71 and is connected in the base plate 72 between a pair of engaging lug 71, on a pair of engaging lug 71, the axis of 5, two rotating shafts 5 of each fixed installation one rotating shaft overlaps in the vertical; Rotating part 4 is placed between a pair of engaging lug 71, and be installed togather rotatably by axle sleeve 6 and rotating shaft 4, rotating part 4 can be rotated between the pickup position shown in working position and Fig. 3 as shown in Figure 2, in the utility model, under the effect of the thrust that this rotating part 4 produces when drive division drives wedge slide block 3 to move, turn to working position, and after drive division drives wedge slide block 3 to reset, under the effect of the reset force that drives elastic component 11 to apply, turn to pickup position; The inner surface of base plate 72 has the plane of two angled accepting (two non-parallel settings of plane of angled expression), be respectively the first spacing plane 721 and the second spacing plane 722 that in working position and pickup position, lean with the baseplane of rotating part 4, two limit positions rotating part 4 can being rotated are like this each defined in working position and pickup position.
In order to guarantee under the prerequisite of Product Precision, the requirement of the machining accuracy of the inner surface of reduction to base plate 72, the utility model also fixedly mounts a backhaul cylinder 8 in die shoe 1, on the piston rod of backhaul cylinder 8, be installed with locating piece 10, this locating piece 10 for example can be fixedly installed on piston rod by connecting bolt 9, this locating piece 10 is held under the state corresponding with working position at backhaul cylinder 8 between die shoe 1 and rotating part 4, with restricting rotation portion 4, relative to die shoe, rotate, to guarantee positioning precision in conjunction with the second spacing plane 722.
In order to guarantee the collimation-type of direction of action of wedge slide block 3, can on the acting surface acting on mutually with wedge slide block 3 of rotating part 4, be provided for guiding the wedge slide block 3 motions slide plate 13 of side flanging that put in place.
In the embodiment shown in Fig. 1 to Fig. 3, drive elastic component 11 and backhaul cylinder 8 to be divided in the horizontal the both sides of base 7, wherein, definition is laterally for orthogonal with above-mentioned longitudinally (being the axial of rotating shaft 5), and the direction parallel with the datum level vertical with engaging lug 71 of base plate 72.At this, drive the application point of elastic component 11 and locating piece 10 to be preferably at least position of the middle section of overwinding transfer part 4 on vertically, with the harmony that guarantees that rotating part 4 is stressed.In addition, the installation position of backhaul cylinder 8 is chosen as the orientation that drives locating piece 10 to move on vertically, wherein, defines vertical and horizontal and longitudinal orthogonal direction.Above topology layout is conducive to control the overall dimensions of tapered wedge rotating mechanism.
If drive wedge slide block 3 wedge slide block 3 to be completed move to put in place along the mode of vertical motion by drive division, carry out side flanging and promote rotating part 4 moving to the action of working position, need so the size to wedge slide block, the position of rotating part 4 and first and second spacing plane 721, 722 design proposes higher requirement, therefore, in order to overcome the above problems, active force that drive division in the present embodiment applies wedge slide block 3 forms along vertical for promoting component that rotating part 4 rotates and along the horizontal component that has moved side flanging for promoting wedge slide block 3 near the die cavity of rotating part 4.
The operating principle of tapered wedge rotating mechanism of the present utility model is: when mould is during at top dead-centre, the top of standard wedge 2 and wedge slide block 3 reach top dead-centre with upper bolster, locating piece on backhaul cylinder 8 arrives bottom dead centre, rotating part is driving under the effect of elastic component 11, around rotating shaft 5, rotate, when the baseplane of rotating part 4 contacts with the second spacing plane 722, stop operating, make the negative angle of rotating part 4 hide the negative angle of product part, now rotating part 4 arrives pickup position, realizes smooth pickup.When standard wedge 2 and wedge slide block 3 are when the driving declivity of upper bolster moves downward, wedge slide block 3 and the acting surface of rotating part 4 or contact with slide plate 13 in the situation that slide plate 13 is set, make to drive the downward backhaul of elastic component 11, rotating part 4 rotates around rotating shaft 5, when contacting with the first spacing plane 721, the baseplane of rotating part 4 stops operating, now the locating piece 10 on backhaul cylinder 8 reaches top dead-centre, be clamped between rotating part 4 and die shoe 1, play the effect of location, guarantee the precision of product, now mould reaches closure state, this process completes side flanging.
According to the embodiment shown in graphic, describe structure of the present utility model, feature and action effect in detail above; the foregoing is only preferred embodiment of the present utility model; but the utility model does not limit practical range with shown in drawing; every change of doing according to conception of the present utility model; or be revised as the equivalent embodiment of equivalent variations; when not exceeding yet description and illustrating contain spiritual, all should be in protection domain of the present utility model.
Claims (5)
1. a tapered wedge rotating mechanism, comprises die shoe, is all installed on the rotating part in die shoe and drives elastic component, and the drive division that is all installed on the wedge slide block in upper bolster and drives wedge slide block to move; It is characterized in that: in described die shoe, fixedly mount a base, described base has a pair of engaging lug being oppositely arranged in the vertical and is connected in the base plate between a pair of engaging lug, each fixed installation one rotating shaft on a pair of engaging lug, the axis of two rotating shafts overlaps in the vertical; Described rotating part is placed between a pair of engaging lug, and be installed togather rotatably by axle sleeve and described rotating shaft, driving relationship between described wedge slide block and driving elastic component and relative position relation and wedge slide block and the drive division of rotating part is: under the thrust that described rotating part produces when described wedge slide block action, turn to working position, and turn to pickup position under the effect of the elastic force applying at described driving elastic component; The inner surface of described base plate has two angled planes of accepting, and is respectively first and second the spacing plane leaning in working position and pickup position with the baseplane of rotating part;
In described die shoe, be installed with backhaul cylinder, on the piston rod of described backhaul cylinder, be installed with locating piece, described locating piece is held between die shoe and rotating part under the state corresponding with working position at backhaul cylinder, and with restricting rotation, portion rotates relative to die shoe.
2. tapered wedge rotating mechanism according to claim 1, is characterized in that: on the acting surface acting on mutually with described wedge slide block of described rotating part, be provided with slide plate, the position of described slide plate and orientation make its guiding wedge slide block movement side flanging that put in place.
3. tapered wedge rotating mechanism according to claim 1 and 2, it is characterized in that: described driving elastic component and backhaul cylinder are divided into the both sides of base in the horizontal, wherein, described laterally with described longitudinally orthogonal, and parallel with the datum level vertical with engaging lug of described base plate.
4. tapered wedge rotating mechanism according to claim 3, is characterized in that: the orientation that arranges of described backhaul cylinder makes it drive locating piece to move on vertical, wherein, described vertical and described horizontal and longitudinally orthogonal.
5. tapered wedge rotating mechanism according to claim 1, it is characterized in that: the driving relationship between described drive division and wedge slide block is: the active force that described drive division applies wedge slide block forms along vertical component and along horizontal component, wherein, the vertical component in described edge is used for promoting rotating part and rotates, the horizontal component in described edge has moved side flanging for promoting wedge slide block near the die cavity of rotating part, described laterally with described longitudinally orthogonal, and parallel with the datum level vertical with engaging lug of described base plate, described vertical and described horizontal and longitudinally orthogonal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320705016.3U CN203541302U (en) | 2013-11-08 | 2013-11-08 | Rotating tapered wedge mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320705016.3U CN203541302U (en) | 2013-11-08 | 2013-11-08 | Rotating tapered wedge mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203541302U true CN203541302U (en) | 2014-04-16 |
Family
ID=50459471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320705016.3U Withdrawn - After Issue CN203541302U (en) | 2013-11-08 | 2013-11-08 | Rotating tapered wedge mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203541302U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103537561A (en) * | 2013-11-08 | 2014-01-29 | 安徽江淮汽车股份有限公司 | Rotational inclined wedge mechanism |
| CN107971671A (en) * | 2017-11-24 | 2018-05-01 | 重庆冠亨汽车配件有限公司 | For manufacturing the positioner of shaped form auto parts machinery |
-
2013
- 2013-11-08 CN CN201320705016.3U patent/CN203541302U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103537561A (en) * | 2013-11-08 | 2014-01-29 | 安徽江淮汽车股份有限公司 | Rotational inclined wedge mechanism |
| CN103537561B (en) * | 2013-11-08 | 2015-08-05 | 安徽江淮汽车股份有限公司 | A kind of tapered wedge rotating mechanism |
| CN107971671A (en) * | 2017-11-24 | 2018-05-01 | 重庆冠亨汽车配件有限公司 | For manufacturing the positioner of shaped form auto parts machinery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140416 Effective date of abandoning: 20150805 |
|
| RGAV | Abandon patent right to avoid regrant |