CN207872979U - A kind of tooling for bending the shackle of tension spring - Google Patents
A kind of tooling for bending the shackle of tension spring Download PDFInfo
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- CN207872979U CN207872979U CN201721709789.3U CN201721709789U CN207872979U CN 207872979 U CN207872979 U CN 207872979U CN 201721709789 U CN201721709789 U CN 201721709789U CN 207872979 U CN207872979 U CN 207872979U
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- bottom plate
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- bending
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Abstract
The utility model provides a kind of tooling for bending the shackle of tension spring, and the tooling includes：Bottom plate, the bottom plate have first side and the second side opposite with the first side；Two mandrel groups, first side and second side respectively close to bottom plate are arranged on the bottom plate, each mandrel group respectively includes at least one mandrel, the mandrel group is for so that the first elongated end or the second elongated end in first elongated end and the second elongated end around to form bent angle or right angle, the spacing between the diameter of each mandrel, shape, mandrel, the layout on bottom plate to be correspondingly arranged with the first shackle and the right angle of the second crotch, the number of bent angle, the diameter to be bent.The tooling of the utility model solves the problems, such as that the shackle of existing tension spring bends program complexity.
Description
Technical field
The utility model is related to field of mechanical technique more particularly to a kind of toolings for bending the shackle of tension spring.
Background technology
In tension spring manufactures process, usually there are various various forms of tension springs to be used in each mechanism.It draws at present
Most of spring is processed on numerical-control universal spring coiling machine, to meet the geometric dimension and torque demand of tension spring.This is well known existing
There is technology, China and foreign countries have been widely available application so far.But there is the making of the tension spring of complicated shackle in numerical-control universal spring coiling machine
Shackle disposably cannot be bent molding by limitation, need automatically and manually to be combined, and numerical-control universal spring coiling machine is suitable for
The production of high-volume tension spring, and for the tension spring of the less complicated shackle of quantity demand, it is manufactured using numerical-control universal spring coiling machine, both
The Process Unit on spring coiling machine is designed, designs the tooling bent by hand again, debug time is long, of high cost, therefore is badly in need of one
Kind bends the tooling of tension spring shackle.
Utility model content
The technical issues of the utility model solves is to provide a kind of tooling bending tension spring shackle so that tension spring is processed more
It is easy.
In order to solve the above-mentioned technical problem, the utility model provides a kind of tooling for bending tension spring shackle, the tension spring
With elastic body, the first elongated end and the second elongated end, first elongated end from the first side of the elastic body to
The external of elastic body extends, and second elongated end prolongs from the second side of the elastic body to the outside of elastic body
Stretch, first elongated end and the second elongated end will by the tooling bends several bent angles or right angle be formed as the first shackle and
Second shackle, the tooling include：
There is first side and the second side opposite with the first side, the first side to use for bottom plate, the bottom plate
In being contacted with the first side of the elastic body when bending the first elongated end, the second side is used to prolong bending second
It is contacted with the second side of the elastic body when stretching end；
Two mandrel groups, first side and second side respectively close to bottom plate are arranged on the bottom plate, each mandrel
Group respectively includes at least one mandrel, the mandrel group for so that the first elongated end or the second elongated end around with this first
Form bent angle or right angle in elongated end and the second elongated end, spacing between the diameter of each mandrel, shape, mandrel,
Layout on bottom plate is correspondingly arranged with the first shackle and the right angle of the second crotch, the number of bent angle, the diameter to be bent.
Optionally, an at least guide groove is respectively set close to the position of first side and second side in the bottom plate, uses
In the first elongated end or the second elongated end will be oriented to when bending the first elongated end or the second elongated end and fix this
One elongated end or the second elongated end.
Optionally, further include：Pressing plate is assisted, is detachably secured on the bottom plate, the auxiliary pressing plate has groove,
For the first elongated end or the second elongated end to be auxiliarily fixed when bending the first elongated end or the second elongated end；
The front of the auxiliary pressing plate is provided at least one protrusion element, for bending the first elongated end or the second extension
First elongated end or the second elongated end are oriented to when end；
The side of the auxiliary pressing plate is additionally provided with auxiliary central spindle, and the auxiliary central spindle in the first elongated end or second for prolonging
Stretch the bent angle or right angle bent on end perpendicular to first elongated end or the second elongated end.
Optionally, the auxiliary pressing plate is fixedly connected by two screw threads and two screw cooperations with bottom plate, described two
Screw is arranged along the direction for being parallel to the floor length at the both ends of the auxiliary pressing plate, and two screw threads are long along bottom plate is parallel to
The direction setting of degree is in the soleplate.
Optionally, it is formed between the mandrel and bottom plate and is removably fixedly connected.
Optionally, described mandrel one end is threaded, dismountable fixed for being formed between the threaded hole on bottom plate.
Compared with prior art, the utility model has the following advantages：
Tooling provided by the utility model first extends around mandrel at this using in the first elongated end or the second elongated end
Coiling bent angle or right angle in end or the second elongated end, to form the first shackle or the second shackle, using the layout of mandrel group come real
Existing first shackle and the second shackle are bent, each mandrel for tension spring the various sizes of bent angle of two shackles or right angle it is curved
System, to complete the processing to tension spring.
Ground is advanced optimized, is cooperatively formed to mandrel using the screw thread and the threaded hole on bottom plate or pressing plate of mandrel one end
It is fixed, there is at low cost, the feature that can be easily separated and fix.
Ground is advanced optimized, is oriented to using the first elongated end of guide groove pair formed on bottom plate or the second elongated end,
Convenient for bending for bent angle or right angle.
Ground is advanced optimized, tension spring is oriented to using auxiliary pressing plate, and the side of the auxiliary pressing plate can also be set
Auxiliary central spindle is set, bent angle or right angle for forming Different Plane in first elongated end or the second elongated end are not necessarily to volume
Outer device can be realized forms the bent angle or right angle positioned at Different Plane in the first elongated end or the second elongated end, is convenient for tension spring
It bends.
Description of the drawings
Fig. 1 is the structural schematic diagram of the tension spring shackle with crotch；
Fig. 2 is the tool structure schematic diagram of the shackle for bending tension spring.
Specific implementation mode
The tooling of the utility model includes：
There is first side and the second side opposite with the first side, the first side to use for bottom plate, the bottom plate
In being contacted with the first side of the elastic body when bending the first elongated end, the second side is used to prolong bending second
It is contacted with the second side of the elastic body when stretching end；
Two mandrel groups, first side and second side respectively close to bottom plate are arranged on the bottom plate, each mandrel
Group respectively includes at least one mandrel, the mandrel group for so that the first elongated end or the second elongated end around with this first
Form bent angle or right angle in elongated end and the second elongated end, spacing between the diameter of each mandrel, shape, mandrel,
Layout on bottom plate is correspondingly arranged with the first shackle and the right angle of the second crotch, the number of bent angle, the diameter to be bent.
The utility model by the first elongated end or the second elongated end around mandrel bend bent angle (bent angle be have it is certain
The circular arc of angle) or right angle complete the angle of the processing of the shackle of tension spring, bent angle or right angle (angle, diameter, radian), right angle
Degree, between bent angle or the distance between bent angle and right angle carry out advance pair by the spacing between diameter to mandrel, mandrel
Realization should be designed.
The technical solution of the utility model is described in detail with reference to specific embodiment.In order to better illustrate
The technical solution of the utility model.Referring to FIG. 1, Fig. 1 is the structural schematic diagram of the tension spring with crotch.The both sides of the tension spring
Two crotches will be formed by being bent in tooling to two elongated ends.Specifically, tension spring extends with elastic body 1, first
End 11 and the second elongated end 12, first elongated end 11 is from the first side of the elastic body 1 to the side of elastic body 1
It is external extend, second elongated end 12 from the second side of the elastic body 1 to the other side of elastic body 1 outside prolong
Stretch, first elongated end and the second elongated end will by the tooling bends several bent angles or right angle be formed as the first shackle and
Second shackle.
As one embodiment, two bent angles R1 and R2 will be bent on the first elongated end 11 will form the first crotch,
Bent angle R3, R4, R5, R6 are bent on second elongated end 12 and 120 degree of right angle just forms the second crotch, the plane where wherein R4
It is mutually perpendicular to the plane where R3, R5, R6, i.e., when being bent to the second elongated end 12, needs second elongated end
Bend towards different planes.
The length of the circular arc of bent angle R1, R2, R3, R4, R5, R6, the radius of circular arc and the corresponding angle of circular arc can roots
It is configured according to actual needs.And in practice, a crotch can have multiple bent angles or right angle to constitute, each bent angle it
Between interval can also be set according to actual needs, whether each bent angle is generally aligned in the same plane or Different Plane, also may be used
To be designed as needed.But how using a tooling to bend the bent angle of shackle, then need the structure according to shackle
Specifically it is arranged.One or more mandrels are set in tooling, which is bypassed by elongated end, become phase to bend
The bent angle answered passes through the layout of the position of the setting of axle diameter, mandrel in tooling and the elastic body of mandrel and tension spring
The distance between, it can correspond to the size of bent angle to be bent.
In order to solve the problems, such as that the bent angle of Different Plane is bent, can mandrel be set in the Different Plane of tooling, for example, can
To bend the first elongated end or the second elongated end from the just side towards tooling of tooling, the bent angle of formation is curved by positive direction
The bent angle of system is vertical, does not realize bending for the bent angle of Different Plane.
It should be noted that tooling provided by the utility model, in the process of tension spring, role is one
The platform for fixing and supporting tension spring provides mandrel to assist bending bent angle, and bend process be required to combine the tools such as pliers into
Row.
In order to preferably fix and support tension spring, guide groove can be set in tooling, by the part of the first elongated end or
The part of second elongated end is oriented to by guide groove, is fixed, and the elongated end is mobile and influence is bent bent angle, right angle are placed
Size precision.
Below the structure to the tooling of the utility model and how to be bent using the tooling tension spring shackle carry out it is specific
Explanation.As one embodiment, the utility model is illustrated for bending tension spring shown in FIG. 1.
Refer to the attached drawing 2 simultaneously combines Fig. 1, and Fig. 2 is the tool structure schematic diagram of the shackle for bending tension spring.Bottom plate 100 is
Cuboid, the bottom plate 100 have first side and the second side opposite with the first side.The first side is used for
Extend end in contact with the first side of the elastic body 1 and first when bending the first elongated end, passes through cloth near first side
The first elongated end of mandrel pair of office is bent, and forms the first crotch with multiple bent angles and/or right angle.The second side
For extending end in contact with the second side of the elastic body 1 and second when bending the second elongated end, pass through second side
Nearby layout the second elongated end of mandrel pair is bent, and forms the second crotch with multiple bent angles and/or right angle.
First group of mandrel is located on the bottom plate near first side, and in the present embodiment, the first mandrel group includes a mandrel
110, since the first elongated end only needs to form two bent angles R1 and R2, be around 1 rotation of mandrel 110 using the first elongated end
Two bent angles R1 and R2 can be formed, two when the spacing between two bent angles is rotated with first elongated end around the first elongated end
The distance between a contact point is identical.As preferred embodiment, guide groove is arranged (in figure in the utility model in bottom plate 100
Do not mark), which is located at the bottom plate of second side, and close to mandrel 110, and the depth of the guide groove should meet and can incite somebody to action
First elongated end is put into, and the length of guide groove should meet at least between the first side of elastic body 1 and bent angle R1
The length of one elongated end.
Mandrel 110 can be dismountable connection with the connection between bottom plate 100, and the detachable connection can utilize
Screw screw is realized, pin and pin hole can also be utilized to realize, it is preferred that the detachable connection utilizes screw screw side
Formula occurs.As one embodiment, 100 one end of the mandrel is threaded, and is formed between the threaded hole on bottom plate 100
It is dismountable fixed.
In the present embodiment, the mandrel number of the first mandrel group is 1 (i.e. mandrel 110), utilizes a mandrel and phase
The tool answered, you can two bent angles R1 and R2, the size of the mandrel 110, in bottom plate 100 are formed on the first elongated end to realize
On relative position, need to carry out corresponding setting according to the size of the first elongated end and the size of bent angle R1, R2.If two
Spacing between a bent angle R1 and R2 is big, then the diameter of mandrel 100 also accordingly becomes larger, if bent angle R1 and elastic body 1 it
Between spacing it is big, spacing between mandrel 110 and the first side of bottom plate 100 is also corresponding to be increased.If wanted in the first elongated end
More bent angles or right angle are formed, then increases mandrel in backplate surface according to actual needs, which can be located at bottom plate
Upper surface can also be located at the side surface (being applicable to the case where bent angle to be formed is located at different surfaces) of bottom plate, specifically
It is designed according to the position at bent angle or right angle, shape, size.
The making of the first shackle is completed after making bent angle R1 and bent angle R2 in the first elongated end.It at this time will be right
Second elongated end carries out bending work.The second surface that the second surface of elastic body 1 is aligned to bottom plate is needed, is extended to second
End carries out bending work.Since the structure being related on the second elongated end is more, bent first with the mandrel 120 of the second mandrel group
Bent angle R3, in the upper surface of bottom plate 100 installation auxiliary pressing plate 200, extends second processed after bent angle R3 is formed
End is fixed, is oriented to.As preferred embodiment, guide groove, the effect of the guide groove can be formed on the auxiliary pressing plate 200
It is identical as the effect of the guide groove formed on bottom plate, it is used to be oriented to elongated end and fixed.
The front of the auxiliary pressing plate is provided at least one protrusion element 202, to this when for bending the second elongated end
Second elongated end is oriented to.
As preferred embodiment, the side of the auxiliary pressing plate 200 is additionally provided with auxiliary central spindle 130, the auxiliary central spindle
130 is identical as the effect of mandrel of the first mandrel group and the second mandrel group, and position is different.The auxiliary central spindle 130 is used for second
The bent angle or right angle of Different Plane are formed on elongated end.
The auxiliary pressing plate 200 is fixedly connected by two screw threads and two screw cooperations with bottom plate, described two screws
201 are arranged along the direction for being parallel to the floor length at the both ends of the auxiliary pressing plate, and two screw threads are long along bottom plate is parallel to
The direction of degree is arranged in bottom plate 100.
After R3 is machined, auxiliary pressing plate 200 is detachably mounted on bottom plate 100, utilizes guide groove, auxiliary
The cooperation of pressing plate 200 carries out guiding fixation to the second elongated end, is then revolved the second elongated end around auxiliary central spindle 130 using tool
Turn, forms the bent angle R4 of the place plane different from bent angle R3 on the first elongated end.As one embodiment, the protrusion element
202 are formed using mandrel, i.e., mandrel are sequentially inserted into the auxiliary pressing plate 200 of lower section and bottom plate 100 is formed, by prolonging second
Bent angle R24 can be formed around the protrusion element 202 by stretching end, and can form bent angle R6 and right angle 120 using mandrel 120
Degree completes bending from the second elongated end to the second crotch.It should be noted that the number of the diameter of above-mentioned each mandrel, mandrel
Mesh, mandrel the relative position of bottom plate or accessory mounting plate layout can according to the number of the bent angle for the second crotch to be bent,
Spacing between the angle of bent angle, the length of bent angle, bent angle is specifically arranged, and principle is similar with the principle of the first crotch,
This will not be repeated here.
To sum up, the tooling provided by the utility model for bending tension spring shackle, using the mandrel on bottom plate, to complete tension spring
Shackle is bent.Tooling provided by the utility model, using the first elongated end or the second elongated end around mandrel come this first
Coiling bent angle or right angle in elongated end or the second elongated end utilize the layout of mandrel group to form the first shackle or the second shackle
To realize that bending for the first shackle and the second shackle, each mandrel are used for the various sizes of bent angle of two shackles or right angle of tension spring
Bend, to complete the processing to tension spring.
Ground is advanced optimized, is cooperatively formed to mandrel using the screw thread and the threaded hole on bottom plate or pressing plate of mandrel one end
It is fixed, there is at low cost, the feature that can be easily separated and fix.
Ground is advanced optimized, is oriented to using the first elongated end of guide groove pair formed on bottom plate or the second elongated end,
Convenient for bending for bent angle or right angle.
Ground is advanced optimized, tension spring is oriented to using auxiliary pressing plate, and the side of the auxiliary pressing plate can also be set
Auxiliary central spindle is set, bent angle or right angle for forming Different Plane in first elongated end or the second elongated end are not necessarily to volume
Outer device can be realized forms the bent angle or right angle positioned at Different Plane in the first elongated end or the second elongated end, is convenient for tension spring
It bends.
Therefore, above-mentioned preferred embodiment is only to illustrate the technical concepts and features of the utility model, ripe its object is to allow
The personage for knowing technique can understand the content of the utility model and implement according to this, can not limit the utility model with this
Protection domain.It is all according to equivalent change or modification made by the spirit of the present invention essence, should all cover in the utility model
Within protection domain.
Claims (6)
1. a kind of tooling for bending tension spring shackle, which has elastic body, the first elongated end and the second elongated end, institute
It states the first elongated end from the first side of the elastic body to extend to the external of elastic body, second elongated end is described in
The second side of elastic body extends to the external of elastic body, and first elongated end and the second elongated end will pass through the tooling
It bends several bent angles or right angle and is formed as the first shackle and the second shackle, which is characterized in that the tooling includes：
There is first side and the second side opposite with the first side, the first side to be used for for bottom plate, the bottom plate
It is contacted with the first side of the elastic body when bending the first elongated end, the second side is for bending the second elongated end
When contacted with the second side of the elastic body；
Two mandrel groups, first side and second side respectively close to bottom plate are arranged on the bottom plate, each mandrel component
Not Bao Kuo at least one mandrel, the mandrel group for so that the first elongated end or the second elongated end around first to extend at this
Form bent angle or right angle in end and the second elongated end, spacing between the diameter of each mandrel, shape, mandrel, in bottom plate
On layout be correspondingly arranged with the first shackle and the right angle of the second crotch, the number of bent angle, the diameter to be bent.
2. the tooling as described in claim 1 for bending tension spring shackle, which is characterized in that the bottom plate is close to first side
An at least guide groove is respectively set with the position of second side, for will be right when bending the first elongated end or the second elongated end
First elongated end or the second elongated end are oriented to and fix first elongated end or the second elongated end.
3. the tooling as described in claim 1 for bending tension spring shackle, which is characterized in that further include：Pressing plate is assisted, it is removable
That unloads is fixed on the bottom plate, and the auxiliary pressing plate has groove, for when bending the first elongated end or the second elongated end
The first elongated end or the second elongated end is auxiliarily fixed；
The front of the auxiliary pressing plate is provided at least one protrusion element, when for bending the first elongated end or the second elongated end
First elongated end or the second elongated end are oriented to；
The side of the auxiliary pressing plate is additionally provided with auxiliary central spindle, which is used in the first elongated end or the second elongated end
On bend bent angle or right angle perpendicular to first elongated end or the second elongated end.
4. the tooling as claimed in claim 3 for bending tension spring shackle, which is characterized in that the auxiliary pressing plate passes through two screw threads
It is fixedly connected with two screw cooperations with bottom plate, described two screws are arranged along the direction for being parallel to the floor length described
The both ends of pressing plate, two screw threads are assisted to be arranged in the soleplate along the direction for being parallel to floor length.
5. the tooling as described in claim 1 for bending tension spring shackle, which is characterized in that shape between the mandrel and bottom plate
At being removably fixedly connected.
6. the tooling as claimed in claim 5 for bending tension spring shackle, which is characterized in that spiral shell is arranged in described mandrel one end
Line, it is dismountable fixed for being formed between the threaded hole on bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721709789.3U CN207872979U (en) | 2017-12-11 | 2017-12-11 | A kind of tooling for bending the shackle of tension spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721709789.3U CN207872979U (en) | 2017-12-11 | 2017-12-11 | A kind of tooling for bending the shackle of tension spring |
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| Publication Number | Publication Date |
|---|---|
| CN207872979U true CN207872979U (en) | 2018-09-18 |
Family
ID=63501313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721709789.3U Active CN207872979U (en) | 2017-12-11 | 2017-12-11 | A kind of tooling for bending the shackle of tension spring |
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| CN (1) | CN207872979U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109226608A (en) * | 2018-11-06 | 2019-01-18 | 重庆望江工业有限公司 | A kind of device making the outer tension spring drag hook of combination tension spring |
| CN109277503A (en) * | 2018-11-06 | 2019-01-29 | 重庆望江工业有限公司 | A kind of producing device combining tension spring |
| CN115870434A (en) * | 2023-03-03 | 2023-03-31 | 苏州瑜明科技有限公司 | Spacing auxiliary die for forming suspension spring |
-
2017
- 2017-12-11 CN CN201721709789.3U patent/CN207872979U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109226608A (en) * | 2018-11-06 | 2019-01-18 | 重庆望江工业有限公司 | A kind of device making the outer tension spring drag hook of combination tension spring |
| CN109277503A (en) * | 2018-11-06 | 2019-01-29 | 重庆望江工业有限公司 | A kind of producing device combining tension spring |
| CN115870434A (en) * | 2023-03-03 | 2023-03-31 | 苏州瑜明科技有限公司 | Spacing auxiliary die for forming suspension spring |
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