CN210412165U - Inverted large-fillet multi-tongue-piece forming tool - Google Patents
Inverted large-fillet multi-tongue-piece forming tool Download PDFInfo
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- CN210412165U CN210412165U CN201921191967.7U CN201921191967U CN210412165U CN 210412165 U CN210412165 U CN 210412165U CN 201921191967 U CN201921191967 U CN 201921191967U CN 210412165 U CN210412165 U CN 210412165U
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- forming plate
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Abstract
The utility model discloses a flip-chip large-fillet multi-tongue piece forming tool, which comprises an upper mounting plate, an upper forming plate, a lower mounting plate and a lower forming plate; the workpiece to be assembled comprises a tongue piece, a diaphragm spring and a supporting ring; the upper forming plate is arranged on the lower surface of the upper mounting plate; the lower forming plate is arranged on the upper surface of the lower mounting plate; springs are arranged between the upper mounting plate and the upper forming plate; one end of the spring is connected in the upper mounting plate, the other end of the spring extends into the upper forming plate, and the end part of the spring is connected with a mandril; forming columns are arranged on the lower surface of the upper forming plate; the connecting part of the forming column and the upper forming plate forms a fillet a; the middle part of the lower forming plate is provided with a lower supporting plate; the lower supporting plate is provided with an upward positioning pin; the upper mounting plate and the lower mounting plate are respectively matched with the lower pressing end and the workbench of a common hydraulic machine. The device of the utility model is simple in structure, the simple operation can ensure the assembly quality of clutch case assembly, improves assembly efficiency.
Description
Technical Field
The utility model belongs to the technical field of automobile parts makes, concretely relates to big fillet many tongues of flip-chip formula frock of taking shape.
Background
The clutch is a key component of an automobile transmission system, and a cover body, a diaphragm spring and a supporting ring in a clutch cover assembly component are indispensable parts in the clutch component. In the traditional automobile clutch processing technology, the small-size clutch cover assembly is usually assembled by rivets one by one and is limited by the installation position of the rivets, the assembly efficiency of the clutch cover assembly is low, the clutch is easy to loosen in the use process, the service life of the clutch cover assembly is influenced, and the potential safety hazard of driving is also caused. At present, a new process for assembling and fixing the clutch cover assembly by adopting a tongue piece appears abroad, but the process also needs at least two riveting procedures to rivet and paste the clutch cover and related parts in place; the process tool is complex in structure, high in die development cost, prone to dislocation, deformation, fracture and the like of the tongue piece in the assembling process, and seriously influences the normal use of the automobile clutch.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art not enough, provide a big fillet many tongues of flip-chip formula frock of taking shape. The device of the utility model is simple in structure, convenient to use is effective, and the cost is with low costs, can easily target in place the disposable riveting of multiunit tongue piece, and can ensure that the tongue piece is of high quality.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an inverted large-fillet multi-tongue-piece forming tool comprises an upper mounting plate, an upper forming plate, a lower mounting plate and a lower forming plate; the workpiece to be assembled by using the tool comprises a tongue piece, a diaphragm spring and a supporting ring; the upper forming plate is arranged on the lower surface of the upper mounting plate; the lower forming plate is arranged on the upper surface of the lower mounting plate; springs are arranged between the upper mounting plate and the upper forming plate; one end of the spring is connected in the upper mounting plate, the other end of the spring extends into the upper forming plate, and the end part of the spring is connected with a mandril; the lower surface of the upper mounting plate is also provided with a rubber pad in an arrangement manner; forming columns are arranged on the lower surface of the upper forming plate; the connecting part of the forming column and the upper forming plate forms a fillet a; the middle part of the lower forming plate is provided with a groove; a lower support plate is arranged in the groove; the surface of the lower supporting plate is higher than the top surface of the groove; the lower supporting plate is provided with an upward positioning pin; the upper mounting plate and the lower mounting plate are respectively matched with the lower pressing end and the workbench of a common hydraulic machine. The ejector rod, the spring and the rubber pad can play a role in prepressing and buffering when the tool rivets the tongue piece, overcome mechanical deformation in the riveting process, protect the tongue piece from being damaged, and enable the supporting ring and the diaphragm spring to be tightly attached to each other in assembly; the rounded corners a are formed to allow the tongue to be bent at a predetermined angle.
As a further technical improvement, a guide cylinder with a downward opening is arranged on the upper mounting plate; the lower mounting plate is provided with an upright guide post matched with the guide cylinder; and an avoidance cavity correspondingly matched with the forming column is arranged on the lower forming plate. The guide cylinder is matched with the vertical guide post, and the guide cylinder plays a role in guiding when the tool is used for riveting and pressing the tongue piece; the avoiding cavity can avoid the forming column.
As a further technical improvement, the opening angle of a fillet a formed at the connecting part of the forming column and the lower forming plate is 75-90 degrees, and the radius r of the fillet a is more than or equal to 6 mm. The rounded corners a are designed in such a way that they can press the respective diaphragm spring and the bearing ring.
As a further technical improvement, the diaphragm spring is provided with a through hole and a positioning hole; the through hole corresponds to the forming column; the positioning hole is matched with the positioning pin; the middle part of the tongue piece is bent, the tail part is straight, and a bending area is arranged at the front end. The positioning hole is matched with the positioning pin, so that the placement position of the diaphragm spring can be restricted; the through hole can pass through the forming column and the tongue piece; the bending area can press the diaphragm spring and the supporting ring after being bent along the round angle a under the action of pressure.
As a further technical improvement, the upper mounting plate and the upper forming plate, the lower mounting plate and the lower forming plate are connected through bolts. All parts are connected through bolts, so that the connection is tight, and the disassembly, assembly and maintenance are convenient.
As a further technical improvement, the upper mounting plate, the upper forming plate, the lower mounting plate and the lower forming plate are all disc-shaped corresponding to the automobile clutch diaphragm spring. Each relevant part is disc-shaped so as to be matched with the clamping of the diaphragm spring.
The utility model discloses a use method includes following step:
1) clamping: placing the diaphragm spring on the lower forming plate, wherein a positioning pin on the lower supporting plate penetrates through a positioning hole on the diaphragm spring; at the moment, the diaphragm spring is supported and jacked up by the lower supporting plate; a group of supporting rings are respectively arranged on the upper surface and the lower surface of the diaphragm spring; arranging tongue pieces at corresponding positions below the diaphragm spring; at the moment, one end of the tongue piece with the bending area penetrates through the through hole in the diaphragm spring, and the other end of the tongue piece is bent backwards and tilted and extends upwards from the outer edge of the diaphragm spring;
2) press fitting: the upper mounting plate is pressed down through hydraulic equipment, the ejector rod gradually contacts the surfaces of the supporting ring and the diaphragm spring and is pressed tightly, and meanwhile, the spring is compressed; the upper mounting plate continues to move downwards, and the bending area on the tongue piece contacts a round angle a formed at the connecting part of the forming column and the lower forming plate and is gradually bent along the round angle a; at the moment, the forming column penetrates through the through hole on the diaphragm spring and is finally inserted into an avoidance cavity on the lower forming plate; in the process, the straight tail end of the tongue piece is contacted with the rubber pad;
3) molding: after the tool is pressed, one end of the tongue piece is bent, the bending angle of the tongue piece is consistent with the round angle a, and the diaphragm spring and the two groups of supporting rings are only clamped together.
Compared with the prior art, the utility model discloses the beneficial effect who possesses:
1. the utility model discloses a simple structure makes the riveting mode of tongue piece deformation with the suppression tongue piece, realizes that the multiunit tongue piece is fixed with diaphragm spring and supporting ring simultaneously, has changed traditional rivet connected mode, and work efficiency is high, also makes the part difficult appearance in the use not hard up, has increased the life-span of clutch.
2. The utility model discloses a form fillet an between shaping post and the last shaping board, the tongue piece can buckle along fillet an gradually at the riveting in-process, forms specific angle of buckling at last to the tongue piece that this angle was buckled can be hugged closely support ring and diaphragm spring, can not make the tongue piece damage easily again simultaneously.
3. The utility model discloses have diaphragm spring positioning element, when using this frock, ensure that the position that diaphragm spring and tongue piece were placed is accurate, can not damage because of the dislocation when protecting diaphragm spring riveting.
4. The utility model has the advantages of simple structure, convenient operation is swift, low in manufacturing cost uses this frock to carry out the riveting of diaphragm spring and tongue piece and can ensure that clutch case assembly quality is good, assembly efficiency is high to can effectively alleviate intensity of labour, be equipped with important function and practical value to car small-size clutch case assembly.
Drawings
FIG. 1 is a top view of the apparatus.
Fig. 2 is a schematic sectional view taken along line a-a of fig. 1.
Fig. 3 is a schematic view of the structure of the tongue in a free state.
Fig. 4 is a schematic view of the bent tongue.
Fig. 5 is a schematic view of the upper forming plate construction.
Reference numerals: 1-upper mounting plate, 2-upper forming plate, 3-lower mounting plate, 4-lower forming plate, 5-tongue piece, 6-diaphragm spring, 7-supporting ring, 8-spring, 9-ejector rod, 10-rubber pad, 11-lower supporting plate, 12-positioning pin, 13-guide cylinder, 14-upright guide column, 15-forming column and 16-avoiding cavity.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Example 1:
as shown in fig. 1-5, an inverted large-fillet multi-tongue piece forming tool comprises an upper mounting plate 1, an upper forming plate 2, a lower mounting plate 3 and a lower forming plate 4; the workpiece to be assembled by using the tool comprises a tongue piece 5, a diaphragm spring 6 and a supporting ring 7; the upper forming plate 2 is arranged on the lower surface of the upper mounting plate 1; the lower forming plate 4 is arranged on the upper surface of the lower mounting plate 3; a spring 8 is arranged between the upper mounting plate 1 and the upper forming plate 2; one end of the spring 8 is connected in the upper mounting plate 1, the other end of the spring extends into the upper forming plate 2, and the end part of the spring is connected with a mandril 9; the lower surface of the upper mounting plate 1 is also provided with a rubber pad 10; the lower surface of the upper forming plate 2 is provided with forming columns 15; the connecting part of the forming column 15 and the upper forming plate 2 forms a fillet a; the middle part of the lower forming plate 4 is provided with a groove; a lower support plate 11 is arranged in the groove; the surface of the lower supporting plate 11 is higher than the top surface of the groove; an upward positioning pin 12 is arranged on the lower supporting plate 11; the upper mounting plate 1 and the lower mounting plate 3 are respectively matched with a lower pressing end and a workbench of a common hydraulic press. The ejector rod 9, the spring 8 and the rubber pad 10 can play a role in prepressing and buffering when the tool rivets the tongue piece 5, overcome mechanical deformation in the riveting process, protect the tongue piece 5 from being damaged, and enable the supporting ring 7 and the diaphragm spring 6 to be tightly attached to each other in assembly; the rounded corners a are formed to allow the tongue 5 to be bent at a predetermined angle.
A guide cylinder 13 with a downward opening is arranged on the upper mounting plate 1; an upright guide post 14 matched with the guide cylinder 13 is arranged on the lower mounting plate 3; an avoidance cavity 16 correspondingly matched with the forming column 15 is arranged on the lower forming plate 4. The guide cylinder 13 is matched with the vertical guide column 14, and plays a role in guiding in the process of riveting and pressing the tongue piece 5 by using the tool; the avoidance cavity 16 can avoid the forming column 15.
The opening angle of a fillet a formed at the connecting part of the forming column 15 and the lower forming plate 2 is 75-90 degrees, and the radius r of the fillet a is more than or equal to 6 mm. The rounded corners a are designed in such a way that they can press the respective diaphragm spring 6 and the bearing ring 7.
The diaphragm spring 6 is provided with a through hole and a positioning hole; the through holes correspond to the forming columns 15; the positioning holes are matched with the positioning pins 12; the middle part of the tongue piece 5 is bent, the tail part is straight, and a bending area is arranged at the front end. The positioning hole is matched with the positioning pin 12, so that the placement position of the diaphragm spring 6 can be restricted; the through hole can pass through the forming column 15 and the tongue piece 5; the bending area can press the diaphragm spring 6 and the supporting ring 7 after bending along the fillet a under the action of pressure.
The utility model discloses a use method includes following step:
clamping: the diaphragm spring 6 is placed on the lower forming plate 4, and the positioning pin 12 on the lower supporting plate 11 penetrates through the positioning hole on the diaphragm spring 6; at the moment, the diaphragm spring 6 is supported and jacked by the lower support plate 11; a group of supporting rings 7 are respectively arranged on the upper surface and the lower surface of the diaphragm spring 6; arranging tongues 5 at corresponding positions below the diaphragm spring 6; at the moment, one end of the tongue piece 5 with the bending area penetrates through the through hole on the diaphragm spring 6, and the other end of the tongue piece is bent backwards and tilted and extends upwards from the outer edge of the diaphragm spring 6; press fitting: the upper mounting plate 1 is pressed down through hydraulic equipment, the ejector rod 9 gradually contacts the surfaces of the supporting ring 7 and the diaphragm spring 6 and is tightly pressed, and meanwhile, the spring 8 is compressed; the upper mounting plate 1 continues to move downwards, and the bending area on the tongue piece 5 contacts a round angle a formed at the connecting part of the forming column 15 and the lower forming plate 2 and is gradually bent along the round angle a; at the moment, the forming column 15 penetrates through a through hole on the diaphragm spring 6 and is finally inserted into an avoidance cavity 16 on the lower forming plate 4; in the above process, the straight tail end of the tongue piece 5 contacts the rubber pad 10; molding: after the pressing of this frock, the one end of tongue piece 5 is buckled, and its angle of buckling is unanimous with fillet a, only presss from both sides diaphragm spring 6 and two sets of supporting ring 7 together.
Example 2:
this example differs from example 1 in that: the upper mounting plate 1 and the upper forming plate 2, the lower mounting plate 3 and the lower forming plate 4, and the lower forming plate 4 and the lower support plate 11 are connected through bolts. All parts are connected through bolts, so that the connection is tight, and the disassembly, assembly and maintenance are convenient.
The method of use of this example is the same as example 1.
Example 3:
this example differs from example 2 in that: the upper mounting plate 1, the upper forming plate 2, the lower mounting plate 3 and the lower forming plate 4 are all disc-shaped corresponding to the automobile clutch diaphragm spring. Each related part is in a disc shape so as to be matched with the clamping of the diaphragm spring 6.
The method of use of this example is the same as example 1.
Example 4:
this example differs from example 3 in that: the upper mounting plate 1 and the upper forming plate 2, the lower mounting plate 3 and the lower forming plate 4, and the lower forming plate 4 and the lower support plate 11 are connected through bolts. The upper mounting plate 1, the upper forming plate 2, the lower mounting plate 3 and the lower forming plate 4 are all disc-shaped corresponding to the automobile clutch diaphragm spring. All parts are connected through bolts, so that the connection is tight, and the disassembly, assembly and maintenance are convenient. Each related part is in a disc shape so as to be matched with the clamping of the diaphragm spring 6.
The method of use of this example is the same as example 1.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (6)
1. An inverted large-fillet multi-tongue-piece forming tool comprises an upper mounting plate (1), an upper forming plate (2), a lower mounting plate (3) and a lower forming plate (4); the workpiece to be assembled by using the tool comprises a tongue piece (5), a diaphragm spring (6) and a supporting ring (7); the method is characterized in that: the upper forming plate (2) is arranged on the lower surface of the upper mounting plate (1); the lower forming plate (4) is arranged on the upper surface of the lower mounting plate (3); a spring (8) is arranged between the upper mounting plate (1) and the upper forming plate (2); one end of the spring (8) is connected in the upper mounting plate (1), the other end of the spring extends into the upper forming plate (2), and the end part of the spring is connected with a mandril (9); the lower surface of the upper mounting plate (1) is also provided with a rubber pad (10) in an arrangement manner; the lower surface of the upper forming plate (2) is provided with forming columns (15) in an arrangement manner; the connecting part of the forming column (15) and the upper forming plate (2) forms a fillet a; the middle part of the lower forming plate (4) is provided with a groove; a lower support plate (11) is arranged in the groove; the top surface of the lower supporting plate (11) is higher than the top surface of the groove; an upward positioning pin (12) is arranged on the lower supporting plate (11); the upper mounting plate (1) and the lower mounting plate (3) are respectively matched with a lower pressing end and a workbench of a common hydraulic machine.
2. The inverted large-fillet multi-tongue piece forming tool according to claim 1, characterized in that: a guide cylinder (13) with a downward opening is arranged on the upper mounting plate (1); the lower mounting plate (3) is provided with an upright guide post (14) matched with the guide cylinder (13); and an avoidance cavity (16) correspondingly matched with the forming column (15) is arranged on the lower forming plate (4).
3. The inverted large-fillet multi-tongue piece forming tool according to claim 1, characterized in that: the opening angle of a fillet a formed at the connecting part of the forming column (15) and the upper forming plate (2) is 75-90 degrees, and the radius r of the fillet a is more than or equal to 6 mm.
4. The inverted large-fillet multi-tongue piece forming tool according to claim 1, characterized in that: the diaphragm spring (6) is provided with a through hole and a positioning hole; the through hole corresponds to the forming column (15); the positioning hole is matched with the positioning pin (12); the middle part of the tongue piece (5) is bent, the tail part is straight, and a bending area is arranged at the front end.
5. The inverted large-fillet multi-tongue piece forming tool according to claim 1, characterized in that: the upper mounting plate (1) is connected with the upper forming plate (2), the lower mounting plate (3) is connected with the lower forming plate (4), and the lower forming plate (4) is connected with the lower support plate (11) through bolts.
6. The inverted large-fillet multi-tongue piece forming tool according to claim 1, characterized in that: the upper mounting plate (1), the upper forming plate (2), the lower mounting plate (3) and the lower forming plate (4) are all disc-shaped corresponding to the automobile clutch diaphragm spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921191967.7U CN210412165U (en) | 2019-07-26 | 2019-07-26 | Inverted large-fillet multi-tongue-piece forming tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921191967.7U CN210412165U (en) | 2019-07-26 | 2019-07-26 | Inverted large-fillet multi-tongue-piece forming tool |
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| Publication Number | Publication Date |
|---|---|
| CN210412165U true CN210412165U (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921191967.7U Active CN210412165U (en) | 2019-07-26 | 2019-07-26 | Inverted large-fillet multi-tongue-piece forming tool |
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| CN (1) | CN210412165U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110465588A (en) * | 2019-07-26 | 2019-11-19 | 桂林福达股份有限公司 | A kind of more tongue piece fixture for forming of flip-over type Rouno Cormer Pregrinding Wheel and its application method |
-
2019
- 2019-07-26 CN CN201921191967.7U patent/CN210412165U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110465588A (en) * | 2019-07-26 | 2019-11-19 | 桂林福达股份有限公司 | A kind of more tongue piece fixture for forming of flip-over type Rouno Cormer Pregrinding Wheel and its application method |
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