DE102017102675A1 - Spacer bolt and damper device - Google Patents

Abstract

The invention relates to a damper device, in particular a centrifugal pendulum or a torsional vibration damper, for a motor vehicle, which is rotatably mounted about an axis of rotation, wherein the damper device comprises at least a first component, a second component and at least one spacer bolt, wherein the spacer bolt a collar portion, a first Rivet portion and a second rivet portion, wherein the collar portion has a first end surface, wherein the first end face is formed to abut a first component of the torque transmitting device, wherein at the first end face of the first rivet and the second rivet Nietabschnitt are spaced from each other, wherein the first Rivet portion and the second rivet portion are formed to engage in the first component and to connect the collar portion with the first component, wherein the collar portion comprises a stamping area, wherein in the stamping area at least one Recess is disposed in the collar portion, wherein the embossing region is disposed in the collar portion between the first rivet portion and the second rivet portion.

Description

The invention relates to a spacer bolt according to claim 1 and a damper device according to claim 10.

From the DE 10 2012 220 947 a damper device with a standoff is known.

It is an object of the invention to provide an improved spacer bolt and an improved damper device.

This object is achieved by means of a spacer bolt according to claim 1 and a damper device according to claim 10. Advantageous embodiments are given in the dependent claims.

It has been recognized that an improved spacer bolt for a damper device, in particular for a centrifugal pendulum or a torsional vibration damper, can be provided by the spacer bolt having a collar portion, a first rivet portion, and a second rivet portion. The collar portion has a first end face. The first end face is designed to abut against a first component of the damper device. At the first end face, the first rivet section and the second rivet section are arranged at a distance from one another. The first rivet section and the second rivet section are configured to engage in the first component and to connect the collar section to the first component. The waistband section has a stamping area. At least one recess is arranged in the collar section in the embossing area. The embossing area is arranged between the first rivet section and the second rivet section.

As a result, the spacer bolt can be made particularly rigid and a denting of the collar section between the first rivet section and the second rivet section during riveting of the first rivet section and of the second rivet section with the first component is avoided.

In a further embodiment, the first rivet section has a first rivet shank. The first rivet shank is connected at a first fixed end to the first end face. The second rivet section has a second rivet shank. The second rivet shank is connected at a second fixed end to the first end face. In a first direction, the first fixed end of the first rivet shank has a first distance from the second fixed end of the second rivet shank. In the first direction, the embossing area has a maximum width. The maximum width is at least 20 percent of the first distance. As a result, a particularly stiff collar portion of the spacer bolt is provided. Additionally or alternatively, the stamping area extends over the entire collar portion in the first direction.

In a further embodiment, in the first direction, the embossing region has a second spacing between the embossing region and the first fixed end of the first rivet shank on a side facing the first rivet shank. In the first direction, the embossing region has a third distance on a side facing the second rivet shank between the embossing region and the second fixed end of the second rivet shank. The second distance and the third distance are identical or different.

In a further embodiment, the spacing bolt has a third rivet section and a fourth rivet section. The collar portion has a second end face arranged opposite to the first end face. The second end face is designed to abut against a second component of the damper device. At the second end face of the collar section, the third rivet section and the fourth rivet section are arranged at a distance from one another. The third rivet section and the fourth rivet section are configured to engage in the second component and to connect the second component to the collar section. The third rivet section has a third rivet shaft and the fourth rivet section has a fourth rivet shaft. The third rivet shank is connected at a third fixed end to the second end face and the fourth rivet shank at a fourth fixed end to the second end face. In the first direction of the Bundabschnitts has the third fixed end of the third rivet shank to the fourth fixed end of the fourth rivet shaft a fourth distance. The first distance and the fourth distance are identical.

In an alternative embodiment, the standoff pin has a third rivet portion and a fourth rivet portion. The collar portion has a second end face arranged opposite to the first end face. The second end face is designed to abut against a second component of the damper device. At the second end face of the collar section, the third rivet section and the fourth rivet section are arranged at a distance from one another. The third rivet section and the fourth rivet section are configured to engage in the second component and to connect the second component to the collar section. The third rivet section has a third rivet shaft and the fourth rivet section has a fourth rivet shaft. The third rivet shank is connected at a third fixed end to the second end face and the fourth rivet shank at a fourth fixed end to the second end face. In the first direction of the collar portion, the third fixed end of the third rivet shaft has a fourth distance to the fourth fixed end of the fourth rivet shaft. The fourth distance is greater than the first distance.

In a further embodiment, in a second direction, the embossing area on the collar section extends toward the first end face or is arranged at a distance from the first end face.

In a further embodiment, the recess is spherical shell-shaped, cylindrical shell-shaped, lenticular, pyramidal, cubic or prism-shaped.

In a further embodiment, the collar portion has a lateral surface, wherein the lateral surface adjoins the first end surface, wherein the recess has a recess contour on the lateral surface, wherein the recess contour is preferably circular, rectangular, trapezoidal or elliptical, wherein the embossing region at least one further Recess comprises, wherein the recess and the further recess are spaced apart in the embossing region to each other on the lateral surface, wherein the recess and the further recess are identical or different from each other.

In a further embodiment, the first rivet section has a first main extension axis and the second rivet section has a second main extension axis. The recess has a third main extension axis. The third main extension axis is arranged at least partially between the first main extension axis and the second main extension axis. Preferably, the first main extension axis and / or the second main extension axis and / or the third main extension axis are aligned parallel to one another. Alternatively, the first main extension axis and the third main extension axis are inclined, preferably perpendicular, aligned with each other.

In a further embodiment, the damper device, in particular a centrifugal pendulum or a torsional vibration damper, for a motor vehicle rotatably mounted about a rotational axis. The damper device has at least a first component, a second component and a spacer bolt. The first component is at least partially spaced from the second component. The collar portion is disposed axially between the first component and the second component. The first component is applied to the first end face of the collar portion. The first component has a first rivet opening and a second rivet opening arranged offset to the first rivet opening, wherein the first rivet section penetrates the first rivet opening and the second rivet section passes through the second rivet opening and connect the collar section to the first component.

• 1 einen Ausschnitt eines Halblängsschnitts durch eine Dämpfereinrichtung gemäß einer ersten Ausführungsform;
• 2 einen Ausschnitt eines Halblängsschnitts durch eine Dämpfereinrichtung gemäß einer zweiten Ausführungsform;
• 3 eine Schnittansicht entlang einer in den Figuren 1 und 2gezeigten Schnittebene A-A durch die in 1 und 2 gezeigte Dämpfereinrichtungen;
• 4 eine Seitenansicht auf einen Abstandsbolzen gemäß einer ersten Ausführungsform;
• 5 eine Schnittansicht entlang einer in 4 gezeigten Schnittebene B-B durch den in 4 gezeigten Abstandsbolzen;
• 6 eine Draufsicht auf einen Abstandsbolzen gemäß einer zweiten Ausführungsform;
• 7 eine Draufsicht auf einen Abstandsbolzen gemäß einer dritten Ausführungsform;
• 8 eine Draufsicht auf einen Abstandsbolzen gemäß einer vierten Ausführungsform;
• 9 eine Draufsicht auf einen Abstandsbolzen gemäß einer fünften Ausführungsform;
• 10 eine perspektivische Darstellung eines Abstandsbolzens gemäß einer sechsten Ausführungsform;
• 11 eine Draufsicht auf einen Ausschnitt eines Prägebereiches eines Abstandsbolzens gemäß einer siebten Ausführungsform.

The invention will be explained in more detail with reference to figures. Showing:

• 1 a section of a semi-longitudinal section through a damper device according to a first embodiment;
• 2 a section of a semi-longitudinal section through a damper device according to a second embodiment;
• 3 a sectional view taken along a shown in Figures 1 and 2 sectional plane AA by the in 1 and 2 damper devices shown;
• 4 a side view of a spacer bolt according to a first embodiment;
• 5 a sectional view along an in 4 shown section plane BB through the in 4 shown spacers;
• 6 a plan view of a spacer bolt according to a second embodiment;
• 7 a plan view of a spacer bolt according to a third embodiment;
• 8th a plan view of a spacer bolt according to a fourth embodiment;
• 9 a plan view of a spacer bolt according to a fifth embodiment;
• 10 a perspective view of a spacer bolt according to a sixth embodiment;
• 11 a plan view of a section of a stamping region of a spacer bolt according to a seventh embodiment.

1 shows a section of a semi-longitudinal section through a damper device 10 according to a first embodiment.

The damper device 10 is rotatable about an axis of rotation 15 stored. The damper device 10 may be part of a powertrain of a motor vehicle and is configured to reduce torsional vibrations of a torque to be transmitted through the drive train. For example, it is also conceivable that the damper device 10 is designed as a torsional vibration damper, in particular as a spring damper.

The damper device 10 has a first component 20 , a second component 25 and preferably at least a third component 30 on. The first component 20 is spaced in the axial direction to the second component 25 arranged. The first component 20 is For example, formed as a first damper input part and the second component as a second damper input part. Also, the first component 20 also as the first damper output part and the second component 25 be formed as a second damper output part. In the embodiment, the third component is 30 designed as an energy storage element, in particular as a spring element, for example as a bow spring or as a compression spring. In this case, the energy storage element is on one side with the first component 20 and / or the second component 25 coupled. On a second side, the energy storage element may be coupled to a further component, not shown.

The first component 20 and the second component 25 are technically with the third component 30 connected. The first component 20 is with the second component 25 by means of a spacer bolt 40 connected. The distance bolt 40 sets a predefined distance a _def between the first component 20 and the second component 25 firmly. The predefined distance a _def is preferably at least 6 mm, preferably at least 9 mm, and is preferably less than 25 mm.

1 shows a section of a semi-longitudinal section through a damper device 10 according to a second embodiment.

The damper device 10 is exemplified in the embodiment as a centrifugal pendulum. The damper device 10 is rotatable about an axis of rotation 15 stored. Of course, it is also conceivable that the damper device 10 is formed differently.

The damper device 10 includes one as the first component 20 trained first Pendelflanschteil and a second component 25 trained second pendulum flange part. The first component 20 is radially outwardly spaced from the second component 25 arranged. Between the first component 20 and the second component 25 is one as the third component 30 trained pendulum mass arranged. The pendulum mass is by means of a coupling agent 35 with the first component 20 and the second component 25 coupled. By the coupling means is the third component 30 is limited in the circumferential direction movable relative to the first and second component 20 . 25 ,

Radially on the outside, the damper device 10 a distance bolt 40 on. The distance bolt 40 connects the first component 20 with the second component 25 at a predefined distance a _def . Radial on the inside are examples of the first component 20 and the second component 25 partially adjacent to each other by means of a connection 45 connected. The connection 45 may be formed, for example, as a riveted joint. Also, the connection can be 45 be formed differently.

3 shows a sectional view along a in the 1 and 2 shown section plane AA through in the 1 and 2 shown damper device 10 , It is the 3 shown rotated by 90 ° clockwise.

The distance bolt 40 has a waistband section 50 , a first rivet section 55 , a second rivet section 60 Exemplary a third rivet section 65 and a fourth rivet section 70 on. The number of rivet sections 55 . 60 . 65 . 70 is exemplary. Of course, the distance bolt 40 also a different number of rivet sections 55 . 60 , 65.70.

The waistband section 50 has a first end face 75 and a second end face 80 on. The second face 80 is on an opposite side of the first end face 75 arranged. The first face 75 and the second end face 80 each extend in different planes of rotation to the axis of rotation 15 , Also, another orientation of the face 75 . 80 conceivable. At the first end face 75 lies the first component 20 at. At the second end face 80 lies the second component 25 on, so that the waistband section 50 axially between the first component 20 and the second component 25 is arranged.

The first rivet section 55 has a first rivet 85 and a first rivet head 90. The second rivet section 60 has a second rivet shaft 95 and a second rivet head 100 on. The third rivet section 65 has a third rivet section 105 and a third rivet head 110 on. The fourth rivet section 70 has a fourth rivet shaft 115 and a fourth rivet head 120 on.

The first component 20 has a first rivet opening 125 and one spaced circumferentially from the first rivet opening 125 arranged second rivet opening 130 on. The second component 25 exemplifies a third rivet opening 135 and a fourth rivet opening 140 on. The fourth rivet opening 140 is circumferentially spaced from the third rivet opening 135 in the second component 25 arranged. Further, in the embodiment, the first rivet opening is exemplified 125 and the third rivet opening 135 arranged in the radial direction and in the circumferential direction in alignment. The second rivet opening 130 and the fourth rivet opening 140 are arranged in the embodiment by way of example in the radial direction and in the circumferential direction in alignment with each other. Of course, the rivet openings 125 . 130 . 135 . 140 be arranged so that they are only partially aligned or have no alignment.

The first riveting 85 reaches through the first rivet opening 125 , On one to the waistband section 50 opposite side of the first component 20 is the first rivet head 90 arranged. The second riveting 95 passes through the second rivet opening 130 , The second rivet head 100 is on a collar section 50 opposite side of the first component 20 arranged. The first rivet head 85 is wider than the first rivet opening 125 , The second rivet head 95 is wider than the second rivet opening 130. The first and second rivet head 90 . 100 connect the waistband section 50 over the respective first and second riveting 85 . 95 with the first component 20 ,

The third rivet shank passes through in the axial direction 105 the third rivet opening 135 , On one to the waistband section 50 and to the first rivet section 55 opposite side of the second component 25 is the third rivet head 110 arranged. At the second end face 80 lies the second component 25 on the front side. The fourth rivet shaft 115 passes through the fourth rivet opening 140 , The fourth rivet head 120 is on the to the collar section 50 opposite side of the second component 25 arranged. The third rivet head 105 is wider than the third rivet opening 135 , The fourth rivet head 95 is wider than the fourth rivet opening 140 , The third and fourth rivet section 65 . 70 connect the second component 25 with the waistband section 50 and over the waistband section 50 with the first component 20 , This puts the waistband section 50 by the concern of the first component 20 at the first end face 75 and applying the second component 25 at the second end face 80 the defined axial distance a _def fixed. Of particular advantage here is when the predefined distance a _def at least 6 mm, in particular at least 9 mm and preferably less than 25 mm.

The rivet head 90 . 100 . 110 . 120 is formed by the associated rivet shaft 85 . 95 . 105 . 115 through the rivet opening 125 . 130 . 135 . 140 is guided and concerns of the first and second component 20 . 25 at the frontal area 75 . 80 a tool 145 (in 3 shown in dashed lines), preferably on two circumferentially adjacent rivet sections 55 . 60 . 65 . 70 , is put on and the rivet head 90 . 100 . 110 . 120 through the tool 145 is formed. The tool 145 It presses with a predefined force F not only on the rivet section 55, 60, 65, 70, but on the first and second component 20 . 25 and the waistband section 50 ,

4 shows a plan view of the in 4 shown distance bolts 40 before using the tool 145 the distance bolt 40 is riveted to the first and second component 20, 25.

The first riveting 85 is at a first fixed end 150 at the first end surface 75 with the collar portion 50 connected. The second riveting 95 is with a second fixed end 155 at the first end face 75 with the waistband section 50 connected. The third rivet 105 is at a third solid end 160 at the second end face 80 with the waistband section 50 connected. The fourth rivet shaft 115 is at a fourth fixed end 165 at the second end face 80 connected to the waistband section 50.

Between the first fixed end 150 and the second fixed end 155 has the first rivet 85 to the second riveting shaft 90 a first minimum distance a ₁ . In the circumferential direction between the first rivet section 55 and the second rivet section 60 and between the third rivet section 65 and the fourth rivet section 70 indicates the waistband section 50 a stamping area 170 on. In the embossing area 170 is at least a first recess 175 in the waistband section 50 arranged.

In the circumferential direction, the embossing area 170 a first maximum width b. The stamping area 170 extends over at least 20 percent of the first distance a ₁ . In the embodiment, the maximum width b is exemplified by a maximum recess width b _{1 of} the first recess 175 Are defined.

The first recess 175 indicates a first page 179 a lateral surface 180 of the covenant section 50 a first recess contour 185 on. The lateral surface 180 adjoins the first face 75 and the second end face 80 at. The first recess contour 185 is in the embodiment by way of example rectangular in shape and spaced from the first end face 75 and the second end face 80 arranged.

The stamping area 170 points to a first riveting shaft 85 facing side between the embossing area 170 and the first fixed end 150 of the first rivet shaft 85 in the circumferential direction on a second minimum distance a ₂ . The stamping area 170 points to a second rivet shaft 95 facing side between the embossing area 170 and the second fixed end 155 in the circumferential direction on a third minimum distance a ₃ . In the embodiment, by way of example, the second minimum distance a ₂ and the third minimum distance a _{3 are} identical. Of course, it is also conceivable that the second minimum distance a ₂ and the third minimum distance a _{3 are} different, so that the embossing area 170 closer to the second rivet shaft 95 than to the first rivet shaft 85 is arranged.

In the circumferential direction, the third fixed end 160 of the third rivet shaft 105 to the fourth fixed end 165 of the fourth rivet shaft 115 at the second end face 80 a fourth minimum distance a ₄ on. In the embodiment, the spacer bolt is an example 40 arranged axially symmetrically to a plane of symmetry 186. The plane of symmetry 186 is in a plane of rotation perpendicular to the axis of rotation 15 running arranged. Thus, the first distance a ₁ and the fourth distance a ₄ are identical by way of example.

In the embodiment, the stamping area is in the axial direction 170 at the waistband section 50 spaced from the first end face 75 and the second end face 80 arranged. The first recess contour 185 is formed in the embodiment by way of example rectangular. Alternatively, it is also conceivable that the first recess contour 185 is circular, rectangular, prism-shaped or elliptical.

In the embodiment, for example, the first rivet portion 55 a first main axis of extension 190 and the second rivet section 60 a second main axis of extension 195 on. The first recess 175 has a third main axis of extension 200 on. It is under the main axis of extension 190 . 195 . 200 understood that axis in which the rivet section 55 . 60 . 65 . 70 and / or the first recess 175 has the largest extent. The first and second main axis of extension 190 . 195 in the embodiment are exemplary parallel to the axis of rotation 15 aligned. Likewise, the third main axis of extension 200 parallel to the first and second main axis of extension 190 . 195 aligned. Furthermore, in the circumferential direction, the third main extension axis 200 between the first main axis of extension 190 and the second main axis of extension 195 arranged. Of course, it is also conceivable that the first recess 175 and thus also the first main extension axis 190 differently oriented.

5 shows a section of a sectional view along an in 4 shown section plane BB through the in 4 shown distance bolts 40 ,

The first recess 175 is formed prism-shaped in the embodiment, so that in 4 the first recess 175 has a triangular cross-section. The first recess 175 may also be cylindrical, lenticular, pyramidal, cubic or spherical shell-like design. Also, other embodiments of the first recess 175 conceivable.

The first recess 175 is embossed by means of an embossing process in the collar portion 50. Of course, other manufacturing methods for producing the embossing area 170 conceivable. In particular, for example, it is also conceivable that the embossing area 170 with in a common tool 145 is made, with the rivet section 55 . 60 . 65 . 70 made, for example, forged, is.

6 shows a plan view of a spacer bolt 40 according to a second embodiment.

The distance bolt 40 is essentially identical to that in the 3 and 4 shown distance bolts 40 educated. Deviating from this, the spacing bolt 40 is designed asymmetrically, so that in the embodiment, by way of example, the fourth distance a _{4 is} greater than the first distance a ₁ . It is essential that the stamping area 170 in its maximum width b, at least 20 percent of the smaller of the first or fourth distances is a ₁ , a ₄ .

6 shows a plan view of a spacer bolt 40 according to a third embodiment.

The distance bolt 40 is essentially identical to that in the 3 and 4 shown distance bolts 40 educated. Deviating from this, the stamping area 170 points next to the first recess 175 a second recess 205 and a third recess 210 on. The number of recesses 175 . 205 . 210 is exemplary. In the embodiment, the second and third recesses are 205 . 210 identical to the first recess 175 educated. Of course, the recesses 175, 205, 210 may also be formed differently from each other. The recesses 175, 205, 210 are in the embodiment in a common plane of rotation about the axis of rotation 15 arranged. The recess 175 . 205 . 210 For example, by penetrating one or more stamp in the collar section 50 getting produced. In the embodiment, the maximum width b of the emboss area becomes 170 by the two circumferentially farthest recesses 175 . 210 certainly.

The recesses 175 . 205 . 210 are arranged in a row in the embodiment, wherein the row in a plane of rotation to the axis of rotation 15 runs. Further, the recesses 175 . 205 . 210 exemplified identical and have an exemplary rectangular configuration of the recess contour 185 . 220 . 225 in the waistband section 50 on.

8th shows a plan view of a spacer bolt 40 according to a fourth embodiment.

The distance bolt 40 is essentially identical to the one in 7 shown Standoffs 40 educated. Deviating from this are the recesses 175 . 205 , 210 arranged in the axial direction. The recesses 175 . 205 . 210 are arranged in a row in the embodiment, wherein the row is aligned parallel to the axis of rotation 15. Further, the recesses 175 . 205 . 210 identically formed and have an exemplary spherical shell-like configuration in the collar portion 50 on.

9 shows a plan view of a spacer bolt 40 according to a fifth embodiment.

The distance bolt 40 is essentially identical to the one in 8th shown embodiment of the spacer bolt 40 educated. Deviating from this, the embossing area is adjacent 170 with the first recess 175 directly to the first face 75 at. The third recess 210 adjoins directly to the second face 80 at.

10 shows a perspective view of a spacer bolt 40 according to a sixth embodiment.

The distance bolt 40 is essentially identical to that in the 3 to 9 shown distance bolts 40 educated. Deviating from this is the third main extension axis 200 the first recess 175 perpendicular to the first main axis of extension 190 and to the second main axis of extension 195 aligned.

Further, in the embodiment, the second recess 205 on one to the first side of the lateral surface 180 in the radial direction opposite arranged second side 215 the lateral surface 180 arranged. As a result, the collar section tapers 50 between the first end face 75 and the second end face 80 in the axial direction. The first recess 175 and the second recess 205 in the embodiment are exemplified by a rolling process in waistband section 50 brought in.

In doing so, the penetration depth of the tool 145 on the lateral surface 180 for producing the first recess 175 different from the production of the second recess 205 on the other lateral surface 215 be.

11 shows a section of the embossing area 170 a spacer bolt 40 according to an eighth embodiment.

The distance bolt 40 is essentially identical to that in the 3 to 10 shown distance bolts 40 educated. Deviating from this is the embossing area 170 formed differently. In the embodiment, the emboss area 170 numerous recesses 175 . 205 . 210 on. The recesses 175 . 205 . 210 For example, by means of a riffling in the lateral surface 180 of the collar section 50 are introduced. In this case, a depth of the recess 175 . 205 . 210 (For example, in the radial direction) each be different and / or first recess contour 185 the first recess 175 different from a second recess contour 220 the second recess 205 and / or a third recess contour 225 the third recess 210 be. By means of the corrugation leveling the spacer bolt can 40 be made particularly inexpensive.

By means of in the 3 to 11 shown distance bolts 40 becomes a dent of the first component 20 and / or the second component 25 and the spacer pin 40 in the collar section 50 when placing the tool 145 for riveting the rivet section 55 . 60 . 65 . 70 with the first and second components 20 . 25 avoided. This allows a particularly high strength of the spacer bolt 40 and the first and second components 20 . 25 be ensured. Furthermore, thus an undesirable damage, especially in case of unwanted overload, the damper device 10 at the distance bolt 40 avoided.

It should be noted that the features shown in the figures can also be combined with each other differently than shown.

LIST OF REFERENCE NUMBERS

10

damper device

15

axis of rotation

20

first component (first pendulum flange part)

25

second component (second pendulum flange part)

30

third component

35

coupling means

40

Standoffs

45

connection

50

collar portion

55

first rivet section

60

second rivet section

65

third rivet section

70

fourth rivet section

75

first end face

80

second end face

85

first riveting

90

first rivet head

95

second riveting

100

second rivet head

105

third rivet

110

third rivet head

115

fourth rivet shaft

120

fourth rivet head

125

first rivet opening

130

second rivet opening

135

third rivet opening

140

fourth rivet opening

145

Tool

150

first solid end

155

second tight end

160

third solid end

165

fourth solid end

170

stamping area

175

first recess

179

first page

180

lateral surface

185

first recess contour

190

first main axis of extension

195

second main axis of extension

200

third main axis of extension

205

second recess

210

third recess

215

second page

220

second recess contour

225

third recess contour

QUOTES INCLUDE IN THE DESCRIPTION

This list of the documents listed by the applicant has been generated automatically and is included solely for the better information of the reader. The list is not part of the German patent or utility model application. The DPMA assumes no liability for any errors or omissions.

Cited patent literature

• DE 102012220947 [0002]

Claims (10)

Spacer bolt (40) for a damper device (10), in particular for a centrifugal pendulum or a torsional vibration damper, - wherein the spacer bolt (40) has a collar portion (50), a first rivet portion (55) and a second rivet portion (60), - Collar portion (50) having a first end face (75), - wherein the first end face (75) is formed to abut a first component (20) of the damper device (10), - wherein at the first end face (75) of the first rivet section ( 55) and the second rivet portion (60) are spaced from each other, - wherein the first rivet portion (55) and the second rivet portion (60) are adapted to engage in the first component (20) and the collar portion (50) with the first component (20), characterized in that - the collar portion (50) comprises a stamping area (170), - wherein in the stamping area (170) at least one recess (175) in the collar portion (50) arrange t - wherein the embossing region (170) is at least partially disposed between the first rivet section (55) and the second rivet section (60). Distance bolt (40) after Claim 1 - wherein the first rivet section (55) comprises a first rivet shank (85), - wherein the first rivet shank (85) is connected to the first end face (75) at a first fixed end (150), - the second rivet section (60 a second rivet shank (95), wherein the second rivet shank (95) is connected to the first end face (75) at a second fixed end (155), wherein in a first direction the first fixed end (150) of the first Rivet (85) to the second fixed end (155) of the second rivet shank (95) has a first distance (a ₁ ), - wherein in the first direction of the embossing region (170) has a maximum width (b), - Width (b) is at least 20 percent of the first distance (a ₁ ), - and / or - wherein the stamping area (170) extends over the entire collar portion (50) in the first direction. Distance bolt (40) after Claim 2 , - wherein in the first direction of the embossing region (170) on a side facing the first rivet shank (85) side between the embossing region (170) and the first fixed end (150) of the first rivet shank (85) has a second distance (a ₂ ) , - wherein in the first direction of the embossing region (170) on a second rivet shank (95) facing side between the embossing region (170) and the second fixed end (155) of the second rivet shank (95) has a third distance (a ₃ ) , wherein the second distance (a ₂ ) and the third distance (a ₃ ) are identical or different. Distance bolt (40) after Claim 2 or 3 comprising - a third rivet section (65) and a fourth rivet section (70), - wherein the collar section (50) has a second end face (80) arranged opposite to the first end face (75), - the second end face (80) is formed, on a second component (25) of the damper device (10) abut, - wherein at the second end face (80) of the collar portion (50) of the third rivet section (65) and the fourth rivet section (70) are arranged spaced from each other, wherein the third rivet portion (65) and the fourth rivet portion (70) are adapted to engage the second component (25) and connect the second component (25) to the collar portion (50), the third rivet portion (65) having a the third rivet shank (105) and the fourth rivet section (70) comprises a fourth rivet shank (115), the third rivet shank (105) being connected to a third fixed end (160) having the second end face (80) and the fourth rivet shank (115) at a fourth fixed end (165) are connected to the second end face (80), - wherein in the first direction of the collar portion (50) the third fixed end (160) of the third rivet shank (105) to the fourth fixed end (165) of the fourth rivet shaft (115) has a fourth distance (a ₄ ), wherein the first distance (a ₁ ) and the fourth distance (a ₄ ) are identical. Distance bolt (40) after Claim 2 or 3 comprising - a third rivet section (65) and a fourth rivet section (70), - wherein the collar section (50) has a second end face (80) arranged opposite to the first end face (75), - the second end face (80) is formed, on a second component (25) of the damper device (10) abut, - wherein at the second end face (80) of the collar portion (50) of the third rivet section (65) and the fourth rivet section (70) are arranged spaced from each other, wherein the third rivet portion (65) and the fourth rivet portion (70) are adapted to engage the second component (25) and connect the second component (25) to the collar portion (50), the third rivet portion (65) having a the third rivet shank (105) and the fourth rivet section (70) comprises a fourth rivet shank (115), the third rivet shank (105) being connected to a third fixed end (160) having the second end face (80) and the fourth rivet shank (115) at a fourth fixed end (165) are connected to the second end face (80), - wherein in the first direction of the collar portion (50) the third fixed end (160) of the third rivet shank (105) to the fourth fixed end (165) of the fourth rivet shaft (115) has a fourth distance (a ₄ ), - wherein the fourth distance (a ₄ ) is greater than the first distance (a ₁ ). Spacer bolt (40) according to one of the preceding claims, - Wherein in a second direction of the embossing region (170) on the collar portion (50) to the first end face (75) extends or spaced from the first end face (75) is arranged. Spacer bolt (40) according to one of the preceding claims, - Wherein the recess (175) is spherical shell-shaped, cylindrical shell-shaped, lenticular, pyramidal, cubic or prism-shaped. Spacer bolt (40) according to one of the preceding claims, - wherein the collar portion (50) has a lateral surface (180), - wherein the lateral surface (180) adjacent to the first end face (75), - wherein the recess (175) on the lateral surface (180) has a recess contour (185), - wherein the recess contour (185) is preferably circular, rectangular, trapezoidal or elliptical, - wherein the embossing area (170) comprises at least one further recess (205, 210), - wherein the recess (175) and the further recess (205, 210) spaced apart in the embossing region (170) to each other on the lateral surface (180) are arranged, - Wherein the recess (175) and the further recess (205, 210) are identical or different from each other. Spacer bolt (40) according to one of the preceding claims, wherein the first rivet section (55) has a first main extension axis (190) and the second rivet section (60) has a second main extension axis (195), - wherein the recess (175) has a third main extension axis (200), - wherein the third main extension axis (200) is at least partially disposed between the first main extension axis (190) and the second main extension axis (195), wherein preferably the first main extension axis (190) and / or the second main extension axis (195) and / or the third main extension axis (200) are aligned parallel to one another, - or - Wherein the first main extension axis (190) and the third main extension axis (200) are inclined, preferably perpendicular, aligned with each other. Damper device (10), in particular a centrifugal pendulum or a torsional vibration damper, for a motor vehicle, which is rotatably mounted about a rotation axis (15), - wherein the damper device (10) comprises at least a first component (20), a second component (25) and at least one spacer bolt (40), - Wherein the first component (20) at least partially spaced from the second component (25) is arranged, - wherein the spacer bolt (40) is designed according to one of the preceding claims, - wherein the collar portion (50) is arranged axially between the first component (20) and the second component (25), - wherein the first component (20) on the first end face (75) of the collar portion (50) is present, wherein the first component (20) comprises a first rivet opening (125) and a second rivet opening (130) arranged offset to the first rivet opening (125), - Wherein the first rivet portion (55) the first rivet opening (125) and the second rivet portion (60) pass through the second rivet opening (130) and connect the collar portion (50) with the first component (20).

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