CN218049992U

CN218049992U - End socket and end socket assembly

Info

Publication number: CN218049992U
Application number: CN202222623309.9U
Authority: CN
Inventors: 张磊; 宋国桥; 魏承祥; 胡立娜; 沈明双
Original assignee: Zixin Zhixing Technology Co Ltd
Current assignee: Great Wall Motor Co Ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2022-12-16
Anticipated expiration: 2032-09-30

Abstract

The utility model discloses a seal head and a seal head assembly, wherein the seal head comprises a seal head body, and the seal head body is provided with a forming surface facing to a part to be formed; a plurality of molding blocks disposed on the molding surface, the molding blocks being configured to be arranged at intervals on the molding surface. According to the utility model discloses a head is through setting up the shaping piece on the head body, and the shape and the multi-chamber section bar shape adaptation of shaping piece have realized sealing multi-chamber section bar, have solved the unable sealed problem of integration of realization to multi-chamber section bar.

Description

End socket and end socket assembly

Technical Field

The utility model belongs to the technical field of the manufacturing and specifically relates to a head, head subassembly are related to.

Background

With the wide application of hydroforming in automotive, aerospace, and pipeline industries, the requirements of the industrial field for hydroformed structures have become more precise and complex. For example, in an automobile manufacturing process, when a metal pipe is used as an anti-collision beam, a front wall and a rear wall of an automobile and the like, the aluminum profile is used as a raw material, so that the weight can be effectively reduced, but based on the characteristics of the metal aluminum, reinforcing ribs need to be added in an aluminum profile cavity, and at the moment, the multi-cavity aluminum profile pipe can appear. Meanwhile, various automobiles with different appearance models have different requirements on the spatial arrangement of chassis parts, and the beam structure manufactured by the traditional manufacturing process is difficult to meet the flexible avoidance of the chassis parts and cannot adapt to the compact arrangement of the chassis parts of the automobiles with different appearance models.

In the related art, in the hydraulic forming process, only some single-cavity pipe fittings can be sealed, and an applicable end socket is difficult to form for the hydraulic forming of complex metal pipe fittings, so that the multi-cavity section bar cannot be sealed integrally.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model discloses an aim at provides a head. According to the utility model discloses a head is through setting up the shaping piece on the head body, and the shape and the multi-chamber section bar shape adaptation of shaping piece have realized sealing multi-chamber section bar, have solved the unable sealed problem of integration of realizing multi-chamber section bar.

The utility model discloses still provide a head subassembly that has above-mentioned head.

The seal head comprises a seal head body, wherein the seal head body is provided with a forming surface facing a part to be formed; a plurality of molding blocks disposed on the molding surface, the molding blocks being configured to be arranged at intervals on the molding surface.

The utility model discloses a set up the shaping piece on the head body, form the head with complicated metal pipe fitting adaptation, in the multi-chamber section bar forming process, under the pressure effect, get into the shaping piece in the pipe fitting and can seal a plurality of cavitys of multi-chamber section bar, further utilize the pressure of liquid or gas again, realize the shaping of multi-chamber section bar. According to the utility model discloses a head has realized the processing to the multi-chamber section bar, and the flexibility of head is high, and sealing performance is good, has solved among the prior art and can't carry out one shot forming processing's technical problem to the multi-chamber section bar, has greatly improved machining efficiency.

According to the utility model discloses an embodiment, every be formed with first topping up passageway in the shaping piece, first topping up passageway is in the free end of shaping piece is opened, this internal a plurality of second topping up passageways that are formed with of head, first topping up passageway with second topping up passageway one-to-one and intercommunication.

According to an embodiment of the invention, the cross-section of at least one of the forming blocks is configured as a circle, a sector and/or a polygon.

According to the utility model discloses an embodiment, every at least part structure of shaping piece free end is the seal segment, the seal segment is in the area of transverse section reduces gradually towards the direction of keeping away from the head body.

According to the utility model discloses an embodiment, sealed section with be provided with the direction section between the terminal surface of shaping piece free end, the surface structure of direction section is along the radial outside convex arc.

According to the utility model discloses an embodiment, be provided with the die cavity on the profiled surface and cut apart the groove, the die cavity cuts apart the groove and sets up in adjacent two between the shaping piece.

The head assembly according to the present invention is briefly described below.

The end socket assembly comprises an end socket seat, wherein an end socket mounting position is arranged on the end socket seat and used for mounting an end socket, a plurality of hydraulic channels are formed in the end socket seat, and the outflow ports of the hydraulic channels are arranged on the end surface of the end socket seat facing the end socket; the end socket assembly further comprises an end socket, wherein the end socket is configured as the end socket described in any one of the above embodiments, the end socket is arranged at an end socket installation position, an inflow port of a second liquid filling channel in the end socket body can be connected with an outflow port of a hydraulic channel in the end socket seat, so that liquid in the end socket seat can enter the end socket body, and further enter the first liquid filling channel in the forming block through the second liquid filling channel so as to further enter a cavity corresponding to the multi-cavity profile. Because according to the utility model discloses a head subassembly includes head seat and head, consequently, the utility model discloses a multi-chamber section bar hydroforming can be realized to the head subassembly.

According to the utility model discloses an embodiment, the head body orientation the one end of head seat is provided with first locating part, be provided with on the head installation position be suitable for with first locating part complex second locating part.

According to the utility model discloses an embodiment, the head body orientation be provided with on the terminal surface of head seat with the notes liquid hole of second topping up passageway intercommunication, first locating part set up in annotate at least partial periphery in liquid hole.

According to the utility model discloses an embodiment, be formed with the first mounting hole that link up in the thickness direction on the head body, be provided with on the head seat with the second mounting hole that first mounting hole corresponds.

According to the utility model discloses an embodiment, be provided with on the seal head seat with the pressure source interface of hydraulic pressure passageway intercommunication, hydraulic pressure passageway constructs for a plurality ofly and every hydraulic pressure passageway and one it corresponds to become the briquetting, every hydraulic pressure passageway with be provided with the air-vent valve between the pressure source interface.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic view of a head according to an embodiment of the present invention;

fig. 2 is a schematic view of a head seat according to an embodiment of the present invention;

fig. 3 is a schematic view of a head assembly according to an embodiment of the present invention;

fig. 4 is a schematic view of the interior of a head assembly according to an embodiment of the present invention;

fig. 5 is a schematic diagram of the fitting of a head assembly to a multi-chamber profile according to an embodiment of the present invention.

Reference numerals are as follows:

a seal head component 1;

the seal head 11, the seal head body 111, the second liquid filling channel 1111, the cavity dividing groove 1112, the first limiting piece 1113, the forming block 112, the first liquid filling channel 1121, the sealing section 1122, the guiding section 1123, the first mounting hole 113,

the seal head seat 12, the hydraulic passage 121, the second limiting member 122, the second mounting hole 123, the pressure source interface 124, the pressure regulating valve 125, and the seal gasket 13.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

With the wide application of hydroforming in the industries of automobiles, aviation, aerospace, pipelines and the like, the raw material structure of hydroforming becomes more precise and complex, and the manufacturing field puts higher requirements on the forming process. For example, in an automobile manufacturing process, when a metal pipe fitting is used as an anti-collision beam, a front wall and a rear wall of an automobile and the like, the aluminum profile can effectively reduce the weight as a raw material, but based on the characteristics of the metal aluminum, reinforcing ribs need to be added in an aluminum profile cavity, and at the moment, the multi-cavity aluminum profile pipe fitting can be generated. The shape of the anti-collision beam prepared by the multi-cavity pipe fitting is more flexible, avoidance of other parts in the lower vehicle body space is facilitated, and the compactness of the space can be realized.

In the related art, in the hydraulic forming process, only a few single-cavity pipe fittings can be sealed, and an applicable end socket is difficult to form aiming at the hydraulic forming of complex metal pipe fittings, so that the multi-cavity sectional material cannot be integrally sealed.

A head 11 according to an embodiment of the present invention is described below with reference to fig. 1 to 5.

As shown in fig. 1, the sealing head 11 according to the present invention includes a sealing head body 111 and a forming block 112. The utility model discloses a head body 111 has the shaping face of treating the shaping part to the orientation, and shaping block 112 sets up on the shaping face, and shaping block 112 can be constructed for a plurality ofly, and a plurality of shaping blocks 112 interval arrangement on the shaping face, and every shaping block 112 can be corresponding to treating every cavity in the shaping multi-cavity section bar. The shape of the shaped block 112 may be adapted to the shape of the multi-chamber profile, and the shaped block 112 may enter into a corresponding chamber in the multi-chamber profile. By outputting liquid or gas into the cavity of the profile and utilizing the pressure of the liquid or gas, the cavity corresponding to the forming block 112 is expanded, so that the forming process of the multi-cavity profile is realized, and the multi-cavity profile forms a cavity structure matched with the shape of the forming block 112.

The utility model discloses a set up shaping piece 112 on head body 111, form the head 11 with complicated metal pipe fitting adaptation, among the multi-chamber section bar forming process, under the pressure effect, get into shaping piece 112 in the pipe fitting and can seal a plurality of cavitys of multi-chamber section bar simultaneously, further utilize liquid or gaseous pressure again, realize the shaping of multi-chamber section bar. According to the utility model discloses a head 11 has realized the processing to the multi-chamber section bar, and head 11's flexibility is high, and sealing performance is good, has solved among the prior art can't carry out one shot forming processing's technical problem to the multi-chamber section bar, has greatly improved machining efficiency.

As shown in fig. 1 and fig. 3, according to an embodiment of the present invention, a first liquid filling channel 1121 may be formed in each forming block 112, the first liquid filling channel 1121 is open at a free end of the forming block 112, and the free end may be an end of the forming block 112 away from the end socket body 111, that is, an outflow port of the first liquid filling channel 1121 may be disposed at an end of the forming block 112 facing the multi-cavity profile, and an inflow port of the first liquid filling channel 1121 is disposed at an end of the forming block 112 facing the end socket body 111. As shown in fig. 5, liquid may flow into the forming block 112 through the end socket body 111, and enter the cavity of the corresponding profile through the forming block 112 to implement processing of the profile, and a first liquid filling channel 1121 is disposed in each forming block 112, so that the liquid may enter the cavity corresponding to the profile through the corresponding forming block 112, and uniform formation of each cavity in the profile is ensured.

Furthermore, the utility model discloses a plurality of second liquid filling channel 1111 can be formed with in the head body 111, first liquid filling channel 1121 and second liquid filling channel 1111 one-to-one and intercommunication, further, the egress opening of second liquid filling channel 1111 sets up in the shaping surface of head body 111, because the shaping piece 112 sets up in the shaping surface, consequently, the egress opening of second liquid filling channel 1111 is connected with the inflow opening of first liquid filling channel 1121, thereby formed the intercommunication passageway, liquid enters into shaping piece 112 behind head body 111, and enter into to the cavity of corresponding section bar through shaping piece 112.

According to an embodiment of the present invention, the cross section of the at least one forming block 112 is configured as a circle or a sector and/or a polygon. The cross section of the forming block 112 is configured to be circular, fan-shaped and/or polygonal, so that the end socket 11 can be suitable for sealing and processing different cavity profiles such as circular cavity profiles, fan-shaped cavity profiles and combined polygonal cavity profiles, the end socket 11 has multiple selectable profile shape types, the application range is wide, and the structure of the end socket 11 is flexible and simple.

According to an embodiment of the present invention, at least a portion of the free end of each forming block 112 is configured as a sealing segment 1122, the area of the cross section of the sealing segment 1122 in the direction away from the header body 111 is gradually reduced. The cross-sectional shape of the sealing segment 1122 can be designed according to the cavity shape of the multi-cavity profile, and after the molding block 112 enters the cavity in the multi-cavity profile, the outer peripheral wall of the sealing segment 1122 is extruded with the inner wall of the multi-cavity profile to achieve sealing. The sealing section 1122 is constructed to gradually reduce the area of the transverse section in the direction away from the end socket body 111, so that the sealing section 1122 can be conveniently attached to the inner wall of the multi-cavity section bar, the sealing section 1122 has a guiding effect, the end socket 11 can be conveniently matched with the multi-cavity section bar, and the processing efficiency is improved.

As shown in fig. 1 and 3, according to an embodiment of the present invention, a guide section 1123 may be disposed between the sealing section 1122 and the end surface of the free end of the forming block 112, and an outer surface of the guide section 1123 may be configured in an arc shape protruding radially outward. The guide section 1123 is used to realize a smooth transition between the sealing section 1122 and the end surface of the forming block 112. By arranging the guide section 1123, on one hand, the guide section 1123 has a guiding effect on the profile, and the seal head 11 arranged on the guide section 1123 can enter a cavity in the profile more accurately; on the other hand, the arc-shaped guide section 1123 and the section bar are in smooth transition, the inner wall of the cavity of the section bar is prevented from being scratched, abrasion between the section bar and the seal head body 111 can be reduced, the abrasion resistance of the seal head 11 is improved, the service life of the seal head 11 is prolonged, and the maintenance cost is reduced.

According to an embodiment of the present invention, the molding surface may be provided with a cavity dividing groove 1112, the cavity dividing groove 1112 is disposed between two adjacent molding blocks 112, and similarly, the cavity dividing groove 1112 may be configured as a plurality of cavities dividing grooves 1112, and the plurality of cavity dividing grooves 1112 are spaced apart on the molding surface. The shape of the cavity parting groove 1112 is matched with the shape of the multi-cavity section bar, and the cavity parting groove 1112 can be in a linear type, a fold line type, an arc type, an annular type and the like. The end face of the free end of the forming block 112 and the groove face of the cavity dividing groove 1112 can be attached to the end surface of the section bar, so that the end socket 11 can enter the inner cavity of the section bar, the cavity dividing groove 1112 can be matched with the inner wall of the section bar, which forms a multi-cavity, the stability between the end socket 11 and the section bar is kept, and the relative movement between the section bar and the end socket 11 is ensured in the processing process.

The end socket assembly 1 according to the utility model comprises an end socket seat 12, an end socket mounting position is arranged on the end socket seat 12, the end socket mounting position is used for mounting an end socket 11, a plurality of hydraulic channels 121 are formed inside the end socket seat 12, the hydraulic channels 121 can be constructed, and the outflow port of the hydraulic channels 121 is arranged on the end surface of the end socket seat 12 facing the end socket 11; the head assembly 1 further comprises a head 11, wherein the head 11 is configured as the head 11 according to any of the embodiments described above, the head 11 is disposed at a head mounting position, an inflow port of the second liquid-filling channel 1111 in the head body 111 may be connected to an outflow port of the hydraulic channel 121 in the head seat 12, so that the liquid in the head seat 12 may enter the head body 111, and further enter the first liquid-filling channel 1121 in the forming block 112 through the second liquid-filling channel 1111 to further enter a cavity corresponding to the multi-cavity profile. Because according to the utility model discloses a head subassembly 1 includes the shaping piece that sets up on head seat 12, head 11 and the shaping face, consequently, the utility model discloses a multi-chamber section bar hydroforming can be realized to head subassembly 1.

In addition, in the embodiment of the present invention, the head seat 12 may be fixed to a horizontal pushing cylinder provided in the hydraulic machine, and the head seat 12 and the horizontal pushing cylinder may be connected by screws. It can be understood that the cross-sectional area of the head base 12 is larger than that of the head body 111, so that the connection stability between the head base 12 and the horizontal pushing cylinder can be increased. The end socket 11 is used as a vulnerable part, the cross section area of the end socket 11 is small, and the end socket 11 is detachably connected with the end socket base 12, so that the end socket 11 can be replaced after being damaged, and the economic cost is saved.

As shown in fig. 1 and 2, according to an embodiment of the present invention, the end of the middle head body 111 facing the head seat 12 is provided with a first stopper 1113, and the first stopper 1113 may be configured as a stop pin. The utility model discloses be provided with on the well head installation position and be suitable for with first locating part 1113 complex second locating part 122, second locating part 122 can be constructed for and only to rotate the hole for the complex that corresponds with the round pin that splines. Through setting up first locating part 1113 and second locating part 122, spacing cooperation is formed between head body 111 and the head installation position to realized the accurate positioning of head 11 on head seat 12, in addition, first locating part 1113 and second locating part 122 can also prevent that head 11 from producing the rotation when installing in head seat 12, and then have guaranteed the smooth of installation.

Furthermore, in an embodiment of the utility model, can be provided with between head body 111 and head seat 12 like the sealed pad 13 shown in fig. 4, sealed pad 13 is formed with the through-hole that splines round pin and splines hole matched with, through setting up sealed pad 13, can prevent to take place wearing and tearing between head body 111 and head seat 12, also enables simultaneously that head body 111 and head seat 12 are connected more closely, has further avoided connecting between the part not hard up, prevents second topping up passageway 1111 and hydraulic pressure passageway 121 junction weeping.

According to the utility model discloses an embodiment, be provided with on the terminal surface of head body 111 towards head seat 12 and annotate the liquid hole, annotate the liquid hole and can communicate with second topping up passageway 1111, first locating part 1113 sets up in annotating at least partial periphery in liquid hole. Through setting up first locating part 1113 in annotating at least partial periphery of liquid hole, first locating part 1113 can fix a position and communicate with hydraulic channel 121 more accurately for liquid can get into smoothly to annotating the liquid hole from hydraulic channel 121, has guaranteed that whole intercommunication passageway is smooth and easy, has guaranteed that overall structure's sealing performance is good.

According to an embodiment of the present invention, the sealing head body 111 of the present invention may be formed with a first mounting hole 113 penetrating in the thickness direction, the first mounting hole 113 may be disposed at the periphery of the first liquid filling channel 1121, the second liquid filling channel 1111 and the liquid filling hole, and the first mounting hole 113 is radially spaced from the first liquid filling channel 1121, the second liquid filling channel 1111 and the liquid filling hole, so as to avoid mutual interference; the utility model discloses a be provided with the second mounting hole 123 that corresponds with first mounting hole 113 on head seat 12, likewise, second mounting hole 123 can set up in hydraulic pressure passageway 121's periphery, avoids causing the interference with hydraulic pressure passageway 121. The first mounting hole 113 and the second mounting hole 123 are suitable for mounting corresponding fasteners, and the fasteners respectively pass through the first mounting hole 113 and the second mounting hole 123 to mount the header 11 on the header mounting position of the header seat 12.

The utility model discloses an in an embodiment, the fastener can be the screw, the screw passes first mounting hole 113 of head 11 and the second mounting hole 123 of head seat 12 respectively, can be provided with in the second mounting hole 123 with screw complex screw thread, the screw is installed head 11 on head seat 12, it is convenient that be connected between head 11 and the head seat 12, when head 11 wearing and tearing to the certain degree need be changed, only need lift the screw off, can carry out the replacement of head 11, and convenient operation.

According to an embodiment of the present invention, the head seat 12 is provided with a pressure source interface 124, and the pressure source interface 124 may communicate with the hydraulic passage 121. The hydraulic channel 121 is structured to be a plurality of hydraulic channels 121, each hydraulic channel 121 corresponds to one forming block 112, a pressure regulating valve 125 is arranged between each hydraulic channel 121 and the pressure source interface 124, the pressure regulating valve 125 can regulate the pressure of flowing liquid, and a user can regulate the pressure of injected liquid of each liquid filling hole according to a simulated hydraulic forming shape, so that different cavity pressures required by the bulging of the section bar are met, the section bar can have different section shapes after being formed, and a hydraulic forming process of forming different section shapes by using a multi-cavity section bar is realized.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features.

In the description of the present invention, "a plurality" means two or more.

In the description of the present invention, the first feature being "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact via another feature therebetween.

In the description of the invention, the first feature being "on", "above" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature.

In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A closure, comprising:

the end socket comprises an end socket body, a connecting piece and a connecting piece, wherein the end socket body is provided with a forming surface facing to a part to be formed;

the molding block is arranged on the molding surface and is configured to be a plurality of molding blocks arranged on the molding surface at intervals.

2. A sealing head according to claim 1, wherein a first liquid filling channel is formed in each forming block, the first liquid filling channel is open at the free end of the forming block, a plurality of second liquid filling channels are formed in the sealing head body, and the first liquid filling channels are in one-to-one correspondence with and are communicated with the second liquid filling channels.

3. A closure according to claim 2, wherein at least one of the forming blocks has a circular, fan-shaped and/or polygonal cross-sectional configuration.

4. A closure according to claim 2, wherein at least part of the free end of each forming block is configured as a sealing segment which gradually decreases in cross-sectional area in a direction away from the closure body.

5. A closure according to claim 4, wherein a guide section is arranged between the sealing section and the end face of the free end of the forming block, the outer surface of the guide section being configured as an arc projecting radially outwards.

6. A closure according to claim 1, wherein the forming surface is provided with a cavity dividing groove, and the cavity dividing groove is arranged between two adjacent forming blocks.

7. A head assembly, comprising:

the seal head seat is provided with a seal head mounting position, and a hydraulic channel is formed inside the seal head seat;

the end socket is arranged at the end socket installation position and is communicated with the hydraulic channel, and the end socket is constructed as the end socket in any one of claims 1 to 6.

8. The head assembly of claim 7, wherein a first stop member is disposed at an end of the head body facing the head seat, and a second stop member adapted to cooperate with the first stop member is disposed at the head mounting location.

9. A head assembly according to claim 8, wherein an end face of the head body facing the head seat is provided with a liquid injection hole communicated with the second liquid injection channel, and the first limiting member is arranged on at least part of the periphery of the liquid injection hole.

10. The head assembly according to claim 8, wherein the head body is formed with a first mounting hole penetrating in a thickness direction, and the head seat is provided with a second mounting hole corresponding to the first mounting hole.

11. The head assembly according to claim 7, wherein the head seat is provided with a pressure source interface communicated with the hydraulic channels, the hydraulic channels are configured to be multiple, each hydraulic channel corresponds to one forming block, and a pressure regulating valve is arranged between each hydraulic channel and the pressure source interface.