CN211841832U - Assembly carrier and equipment of spring structure - Google Patents

Abstract

The utility model discloses an assembly carrier and assembly equipment of a spring structure, belonging to the technical field of electronic product manufacture, comprising a support seat, wherein a first groove is arranged on the support seat, and the first groove is in a long strip shape; the positioning structure comprises a spring push block positioned in the first groove, a positioning column with one end fixedly connected with the first end of the spring push block, and a first elastic piece positioned between the groove wall of the first groove and the second end of the spring push block, wherein the other end of the positioning column is provided with a positioning hole for positioning a welding pin of the spring to be assembled; the spring ejector pad is configured to slide in the first recess under the promotion of first elastic component, and when the spring ejector pad slided to the end of first recess, the reference column can wear to establish in waiting to assemble the spring, and the welding foot can be located the location mouth. The utility model discloses, can reduce the degree of difficulty that welding foot and welding hole aimed at, improve and treat the efficiency of equipment spring and part equipment.

Description

Assembly carrier and equipment of spring structure

Technical Field

The utility model relates to an electronic product makes technical field, especially relates to an equipment carrier and equipment of spring structure.

Background

In the manufacturing process of electronic products, there are often cases where the spring is assembled with other structures (such as a flexible circuit board PCB), for example, the spring and the PCB are assembled and fixed in position by soldering.

In the prior art, the spring and the PCB are usually assembled manually. Specifically, an operator holds the spring by one hand, holds the PCB by one hand, then manually aligns the welding pins of the spring to the welding holes reserved in the PCB, inserts the welding pins into the welding holes, and then places the combined spring and the PCB on welding equipment for welding so as to complete the welding assembly of the spring and the PCB.

In the above-mentioned alignment operation process, because both hands homoenergetic remove, and all take place the shake easily, lead to operating personnel to need longer time to penetrate the welding foot in the welding hole usually, and then reduced the efficiency of spring and PCB equipment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an equipment carrier and equipment of spring structure can reduce the degree of difficulty that welds foot and welding hole aimed at, improves the efficiency of treating equipment spring and part equipment.

As the design, the technical scheme adopted by the utility model is an assembly carrier of spring structure, it includes supporting seat and location structure. The supporting seat is provided with a first groove which is long-strip-shaped; the positioning structure comprises a spring push block positioned in the first groove, a positioning column with one end fixedly connected with the first end of the spring push block, and a first elastic piece positioned between the groove wall of the first groove and the second end of the spring push block, and the other end of the positioning column is provided with a positioning opening for positioning a welding pin of the spring to be assembled; the spring push block is configured to be capable of sliding in the first groove under the pushing of the first elastic piece, and when the spring push block slides to the tail end of the first groove, the positioning column can penetrate through the spring to be assembled, and the welding foot can be located in the positioning opening.

Optionally, the other end of the positioning column has a first protruding structure and a second protruding structure which are opposite to each other, the surface of the first protruding structure opposite to the surface of the second protruding structure is an inclined surface, the inclined direction of the surface is the same as the inclined direction of the welding foot, and a gap between the first protruding structure and the second protruding structure forms the positioning opening.

Optionally, a first surface of the first protruding structure and a second surface of the second protruding structure are located on the same plane and are both planes, the first surface is a surface of the first protruding structure facing away from the supporting seat, and the second surface is a surface of the second protruding structure facing away from the supporting seat.

Optionally, the support seat is further provided with a second groove communicated with the first groove in the length direction, the depth of the second groove is smaller than that of the first groove, and the second groove is used for placing the spring to be assembled.

Optionally, a third groove communicated with the second groove in the length direction is further arranged on the support seat, the depth of the third groove is smaller than that of the second groove, and the third groove is used for placing parts assembled with the spring to be assembled.

Optionally, the supporting seat further has a fourth groove communicated with the third groove, the assembly carrier of the spring structure further includes a part pushing block and a second elastic member, the part pushing block is located in the fourth groove, the second elastic member is located between the part pushing block and a groove wall of the fourth groove, and the part pushing block is configured to press and fix the part located in the third groove.

Optionally, the first groove, the second groove, the third groove, and the fourth groove are all rectangular grooves, and a length direction of the fourth groove is perpendicular to a length direction of the third groove.

Optionally, the supporting seat is further provided with two positioning blocks, and the two positioning blocks are used for positioning the spring to be assembled.

Optionally, the supporting seat has a plurality of first grooves, the assembly carrier of the spring structure includes a plurality of positioning structures, and the positioning structures correspond to the first grooves one to one.

The assembling equipment of the spring structure comprises a support, a manipulator assembly connected with the support, a welding device fixed on the support and an assembling carrier of the spring structure.

The beneficial effects of the utility model include at least:

the assembly carrier of the spring structure provided by the utility model can fix the spring to be assembled and the part by the positioning column in the positioning structure before welding, so that the welding hole sleeve of the part is easily sleeved on the welding foot of the spring to be assembled, the difficulty of aligning the welding foot and the welding hole is reduced, and the assembly efficiency of the spring to be assembled and the part is improved;

the utility model improves the assembly precision of the spring and the part to be assembled, saves the assembly labor, improves the work efficiency of assembly welding, and does not need to use assembly line for operation due to the full-automatic assembly welding, thereby improving the utilization ratio of workshop space and saving the use area of the wire body;

additionally, the utility model provides an equipment carrier of spring structure and spring structure's equipment can be applied to the equipment of spring and PCB of the same kind, or be applied to the equipment of similar PCB and needle part.

Drawings

Fig. 1 is a schematic structural diagram of an assembly carrier of a spring structure according to an embodiment of the present invention;

fig. 2 is a top view of an assembly carrier of a spring structure according to an embodiment of the present invention;

3 fig. 3 3 3 is 3 a 3 cross 3- 3 sectional 3 view 3 a 3- 3 a 3 of 3 fig. 3 2 3 according 3 to 3 the 3 present 3 invention 3; 3

Fig. 4 is a schematic structural diagram of a spring pushing block and a positioning column provided in an embodiment of the present invention;

fig. 5 is a reference diagram of a usage status of the spring pushing block and the positioning column provided by the embodiment of the present invention;

fig. 6 is a schematic structural view of a support seat according to an embodiment of the present invention;

FIG. 7 is a schematic structural diagram of a supporting bar, a partial positioning structure and a part pushing block according to an embodiment of the present invention;

fig. 8 is a schematic structural diagram of an assembling apparatus of a spring structure according to an embodiment of the present invention;

fig. 9 is an enlarged schematic view of the position B shown in the embodiment of the present invention.

In the figure:

1. a supporting seat; 11. a first groove; 12. a second groove; 13. a third groove; 14. a fourth groove; 1a, supporting strips; 2. a positioning structure; 21. a spring push block; 211. a first accommodating groove; 22. a positioning column; 221. positioning the opening; 222. a first bump structure; 2221. a first surface; 223. a second bump structure; 2231. a second surface; 23. a first elastic member; 3. a part push block; 31. a second accommodating groove; 4. a second elastic member; 5. a limiting block;

10. an assembly carrier of the spring structure; 20. a support; 30. a manipulator assembly; 301. a manipulator; 40. a spring is to be assembled; 401. welding a pin; 50. and (4) parts.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the technical solution of the present invention will be further explained by combining the drawings and by means of the specific implementation manner. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the elements related to the present invention are shown in the drawings.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The embodiment provides an assembly carrier of spring structure, can reduce the degree of difficulty that will wait to assemble the welding foot of spring and insert the welding hole to improve the efficiency of waiting to assemble spring and part (like PCB) equipment.

As shown in fig. 1 to 6, the assembly carrier 10 of the spring structure includes a support base 1 and a positioning structure 2. The supporting base 1 has a first groove 11, and the first groove 11 is in a long strip shape. The positioning structure 2 includes a spring pushing block 21, a positioning column 22 and a first elastic member 23.

Wherein the spring push block 21 is located in the first groove 11 and has a first end and a second end opposite to each other. One end of the positioning post 22 is fixedly connected to the first end of the spring pushing block 21, and the other end of the positioning post 22 has a positioning opening 221 for positioning the welding foot 401 of the spring 40 to be assembled. The first elastic element 23 is located in the first groove 11 and between a groove wall of the first groove 11 and the second end of the spring push block 21. Alternatively, the first elastic member 23 may be a compression spring or the like having an elastic expansion function.

The spring pushing block 21 is configured to be capable of sliding in the first groove 11 under the pushing of the first elastic member 23, and when the spring pushing block 21 slides to the end of the first groove 11, the positioning column 22 can be inserted into the spring 40 to be assembled, and the welding foot 401 can be located in the positioning hole 221. It should be noted that the end of the first groove 11 may be an end of the first groove 11 away from the first elastic element 23, that is, a right end of the first groove 11 shown in fig. 2 or fig. 3.

When the assembly carrier 10 of the spring structure provided in this embodiment is used, the spring 40 to be assembled may be placed on the supporting seat 1, specifically, the supporting seat 1 may be placed at a position close to the end of the first groove 11, and the welding foot 401 of the spring 40 to be assembled is controlled to be disposed upward, and then the first elastic member 23 is controlled to push the spring push block 21 to slide in the first groove 11 toward the direction close to the spring 40 to be assembled, so as to drive the positioning column 22 to move toward the direction close to the spring 40 to be assembled. In this process, the positioning column 22 can be inserted into the spring 40 to be assembled, when the spring pushing block 21 slides to the end of the first groove 11, the welding foot 401 of the spring 40 to be assembled can be located in the positioning hole 221 at the other end of the positioning column 22, and the end of the welding foot 401 faces upward, so that the assembly carrier 10 of the spring structure in this embodiment can fix the spring 40 to be assembled by using the positioning column 22, and the movement of the spring 40 to be assembled is avoided. And then controlling the welding hole on the part 50 (such as a PCB) to be welded with the spring 40 to be assembled to be sleeved on the welding pin 401, and reducing the difficulty of sleeving the welding hole on the part 50 on the welding pin 401 because the spring 40 to be assembled is in a fixed state. Finally, the part 50 and the spring 40 to be assembled are assembled by using a welding device.

In the assembly carrier 10 of the spring structure provided in this embodiment, the spring 40 to be assembled and the part 50 can be fixed by the positioning column 22 in the positioning structure 2 before being welded, so that the welding hole of the part 50 is easily sleeved on the welding pin 401 of the spring 40 to be assembled, the difficulty of aligning the welding pin 401 with the welding hole is reduced, and the assembly efficiency of the spring 40 to be assembled and the part 50 is improved.

Further, as shown in fig. 4, the other end of the positioning post 22 has a first protrusion structure 222 and a second protrusion structure 223 oppositely disposed, and a positioning opening 221 is formed by a gap between the first protrusion structure 222 and the second protrusion structure 223. The surface (referred to as the third surface 22a in this embodiment) of the first protruding structure 222 opposite to the second protruding structure 223 is an inclined surface, and the inclined direction of the third surface 22a is the same as the inclined direction of the welding foot 401 of the spring 40 to be assembled, so as to match the shape of the welding foot 401, thereby preventing the welding foot 401 from being blocked from passing through the positioning opening 221.

Alternatively, with continued reference to fig. 4, the surface of the second bump structure 223 opposite to the first bump structure 222 may be an inclined surface, and the inclined direction of the surface is the same as the inclined direction of the soldering foot 401, that is, the surface is parallel to the third surface 22a, so as to provide a space for the soldering foot 401.

Further, as shown in fig. 4 and 5, the first protrusion structure 222 may have a first surface 2221 different from the third surface 22a, where the first surface 2221 is a surface of the first protrusion structure 222 facing away from the supporting seat 1, and in fig. 4, the first surface 2221 is disposed upward. The second raised structures 223 may have a second surface 2231, where the second surface 2231 is a surface of the second raised structures 223 facing away from the support seat 1. In fig. 4, the second surface 2231 is disposed upwardly. Moreover, the first surface 2221 of the first protruding structure 222 and the second surface 2231 of the second protruding structure 223 are located on the same plane and are both planes, so that after the welding hole of the part 50 is sleeved on the welding foot 401, the first protruding structure 222 and the second protruding structure 223 can support the end of the part 50, and further reduce the probability of separation between the part 50 and the spring 40 to be assembled, and the first surface 2221 and the second surface 2231 are both planes, so that the part 50 and the spring 40 to be assembled are not twisted after being welded, and further the yield of the finished product after the part 50 and the spring 40 to be assembled are assembled is improved.

Optionally, as shown in fig. 6, the supporting seat 1 further has a second groove 12, and the second groove 12 is in communication with the first groove 11 in the length direction. The second groove 12 may have a groove depth smaller than that of the first groove 11, and the second groove 12 is used for accommodating the spring 40 to be assembled. This second recess 12 can prevent to wait to assemble spring 40 and remove, and then makes to wait to assemble spring 40 and can be fixed when reference column 22 does not penetrate to be convenient for penetrating of reference column 22, improved the packaging efficiency who waits to assemble spring 40 and part 50.

Optionally, in addition to the second groove 12, two positioning blocks (not shown in the figure) protruding from the surface of the support base 1 may be disposed on the support base 1 for fixing the spring 40 to be assembled, so that the spring 40 to be assembled can be located between the two positioning blocks, and then the two positioning blocks position the spring 40 to be assembled, thereby preventing the spring 40 to be assembled from moving. It should be noted that, the supporting seat 1 may be provided with both the second groove 12 and two positioning blocks, which is not limited in this embodiment.

Further, as shown in fig. 6, a third groove 13 may be further disposed on the supporting seat 1, the third groove 13 is communicated with the second groove 12 in the length direction, and the second groove 12 is located between the first groove 11 and the third groove 13. The depth of the third groove 13 may be smaller than the depth of the second groove 12, and the third groove 13 is used for placing the part 50, so that the part 50 can be stably located on the supporting seat 1.

Alternatively, the plane of the bottom of the third groove 13 is the same as the plane of the first surface 2221 (or the second surface 2231), so that the part 50 can be positioned on the third groove 13 and the first protruding structure 222 (or the second protruding structure 223) without tilting, thereby facilitating the welding of the welding device.

Still further, with reference to fig. 6, the supporting seat 1 may further have a fourth groove 14 communicating with the third groove 13. At this time, as shown in fig. 1, the assembly carrier 10 of the spring structure may further include a part pushing block 3 and a second elastic member 4 located in the fourth groove 14. The second elastic member 4 is located between the part pushing block 3 and a groove wall of the fourth groove 14, and the part pushing block 3 is configured to be slidable in the fourth groove 14 by an elastic restoring force of the second elastic member 4, and to be capable of pressing and fixing the part 50 located in the third groove 13 to further fix the part 50.

Optionally, as shown in fig. 1 and 7, the cross section of the part pushing block 3 may be L-shaped, at this time, a limiting block 5 may be fixed on the supporting seat 1, the limiting block 5 may limit the part pushing block 3 to slide in the fourth groove 14, and the limiting block 5 may limit the position of the part pushing block 3, so as to prevent the part pushing block 3 from applying too large extrusion force to the part 50 under the extrusion of the second elastic member 4, thereby reducing the probability of damage to the part 50.

Optionally, as shown in fig. 7, the spring pushing block 21 may have a first receiving groove 211 for receiving the first elastic element 23, and the first receiving groove 211 may prevent the first elastic element 23 from being ejected from the first groove 11. The part pushing block 3 may have a second receiving groove 31 for receiving the second elastic element 4, and the second receiving groove 31 may prevent the second elastic element 4 from popping out of the fourth groove 14.

In this embodiment, the first groove 11, the second groove 12, the third groove 13, and the fourth groove 14 may be all rectangular grooves, the length directions of the first groove 11, the second groove 12, and the third groove 13 are aligned, and the length direction of the fourth groove 14 is perpendicular to the length direction of the third groove 13.

Optionally, in this embodiment, the supporting seat 1 may have one or more first grooves 11, and the assembly carrier 10 of the spring structure includes one or more positioning structures 2, and when the supporting seat 1 has a plurality of first grooves 11 and the assembly carrier 10 of the spring structure includes a plurality of positioning structures 2, the positioning structures 2 correspond to the first grooves 11 one to one. Through the arrangement, the assembly carrier 10 of the spring structure provided by the embodiment can simultaneously assemble a plurality of springs 40 to be assembled, and the assembly efficiency of the springs 40 to be assembled and the parts 50 is further improved. The embodiment provides the supporting seat 1 with two first grooves 11, the assembly carrier 10 of the spring structure includes two positioning structures 2, the two positioning structures 2 correspond to the two first grooves 11 respectively, and the supporting seat 1 further has two second grooves 12, two third grooves 14, two fourth grooves 14 and the part push block 3 disposed in the two fourth grooves, the two second grooves 12, the two third grooves 14, the two fourth grooves 14 and the two part push blocks 3 correspond to the two first grooves 11 respectively, the two springs 40 and the two parts 50 to be assembled can be disposed in the two second grooves 12 and the two third grooves 14 respectively and are positioned and fixed by the corresponding spring push block 21 and the corresponding part push block 3 respectively.

Alternatively, with continued reference to fig. 6 and 7, a supporting strip 1a may be disposed in the supporting seat 1, and the supporting strip 1a may serve as a groove bottom of the first groove 11, so that the spring pushing block 21 can slide on the supporting strip 1 a. In other embodiments, the supporting bar 1a can also be used as a partial groove bottom of the fourth groove 11, so that the part pushing block 3 can also slide on the supporting bar 1 a.

The embodiment also provides assembling equipment of a spring structure, which can realize full-automatic assembling and welding of the spring 40 to be assembled and the part 50, and improve the assembling efficiency of the spring 40 to be assembled.

As shown in fig. 8 and 9, the spring structure assembling apparatus includes a support 20, a robot assembly 30 connected to the support 20, a welding device (not shown) fixed to the support 20, and the spring structure assembling carrier 10.

The robot assembly 30 is rotatable relative to the support 20 and the robot assembly 30 includes a robot 301 for grasping the spring 40 or part 50 to be assembled. Illustratively, the robot 301 can pick up the spring 40 to be assembled in the area where the spring 40 to be assembled is installed, move the spring 40 to be assembled into the second groove 12 on the support seat 1 of the assembly carrier 10 of the spring structure, and also move the welded spring 40 to be assembled and the part 50 to the finished product area; similarly, the robot 301 can pick up the part 50 in the area where the part 50 (e.g., PCB) is mounted and move the part 50 into the third recess 13 on the support base 1 of the spring-structured assembly carrier 10. The welding device is capable of welding the spring 40 to be assembled and the part 50.

As shown in fig. 1 and fig. 2, after the spring 40 to be assembled is disposed in the second groove 12, the spring pushing block 21 fixed in the first groove 11 by manual or automatic mechanical equipment is released and slides toward the spring 40 to be assembled in the first groove 11 under the pushing of the first elastic member 23, so that the positioning post 22 can be inserted into the spring 40 to be assembled, and the welding foot 401 can be located at the positioning opening 221; after the part 50 is arranged in the third groove 13, the part pushing block 3 fixed in the fourth groove 14 by manual or automatic mechanical equipment is released and slides towards the part 50 in the fourth groove 14 under the pushing of the second elastic element 4, and presses the part 50 to further fix the part 50, and at this time, the welding foot 401 and the welding hole of the part 50 are positioned to contact each other, so that the welding device can accurately weld the welding foot 401 and the welding hole of the part 50.

Further, the assembling apparatus of the spring structure may further include automatic control means connected to the robot assembly 30 and the welding means, respectively, for controlling the movement of the robot assembly 30 and the operation of the welding means.

The embodiment of the utility model provides an improved the equipment precision of treating equipment spring and part, practiced thrift the equipment manpower, improved equipment welded work efficiency to because the welding is assembled in full-automatic, need not to use the assembly line to carry out the operation, improved the utilization ratio in workshop space, practiced thrift the usable floor area of the line body.

In addition, the assembly carrier of the spring structure and the assembly apparatus of the spring structure provided in the present embodiment can be applied to the assembly of the same type of spring and PCB, or the assembly of the same type of PCB and pin parts.

The above embodiments have been described only the basic principles and features of the present invention, and the present invention is not limited by the above embodiments, and is not departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. An assembly carrier of a spring structure, comprising:

the supporting seat (1) is provided with a first groove (11), and the first groove (11) is long-strip-shaped;

the positioning structure (2) comprises a spring push block (21) positioned in the first groove (11), a positioning column (22) with one end fixedly connected with the first end of the spring push block (21), and a first elastic part (23) positioned between the groove wall of the first groove (11) and the second end of the spring push block (21), wherein the other end of the positioning column (22) is provided with a positioning opening (221) for positioning a welding pin of a spring to be assembled;

the spring pushing block (21) is configured to be capable of sliding in the first groove (11) under the pushing of the first elastic piece (23), and when the spring pushing block (21) slides to the end of the first groove (11), the positioning column (22) can be arranged in the spring to be assembled in a penetrating mode, and the welding foot can be located in the positioning opening (221).

2. The assembly carrier of the spring structure according to claim 1, wherein the other end of the positioning post (22) has a first protrusion structure (222) and a second protrusion structure (223) opposite to each other, a surface of the first protrusion structure (222) opposite to the second protrusion structure (223) is an inclined surface, an inclined direction of the surface is the same as an inclined direction of the welding foot, and a gap between the first protrusion structure (222) and the second protrusion structure (223) forms the positioning opening (221).

3. The assembly carrier of the spring structure according to claim 2, wherein a first surface (2221) of the first protruding structure (222) and a second surface (2231) of the second protruding structure (223) are located on the same plane and are both planar, the first surface (2221) is a surface of the first protruding structure (222) facing away from the support seat (1), and the second surface (2231) is a surface of the second protruding structure (223) facing away from the support seat (1).

4. The assembly carrier of the spring structure according to any one of claims 1 to 3, wherein the supporting seat (1) further has a second groove (12) communicating with the first groove (11) in the length direction, the depth of the second groove (12) is smaller than the depth of the first groove (11), and the second groove (12) is used for placing the spring to be assembled.

5. The assembly carrier of the spring structure according to claim 4, wherein a third groove (13) communicating with the second groove (12) in the length direction is further disposed on the supporting seat (1), the depth of the third groove (13) is smaller than the depth of the second groove (12), and the third groove (13) is used for placing a part assembled with the spring to be assembled.

6. The spring structure assembly carrier according to claim 5, wherein the supporting seat (1) further has a fourth groove (14) communicating with the third groove (13), the spring structure assembly carrier further includes a part pushing block (3) and a second elastic member (4) located in the fourth groove (14), the second elastic member (4) is located between groove walls of the part pushing block (3) and the fourth groove (14), and the part pushing block (3) is configured to press and fix the part located in the third groove (13).

7. The assembly carrier of the spring structure according to claim 6, wherein the first groove (11), the second groove (12), the third groove (13), and the fourth groove (14) are all rectangular grooves, and the length directions of the first groove (11), the second groove (12), and the third groove (13) are aligned, and the length direction of the fourth groove (14) is perpendicular to the length direction of the third groove (13).

8. The assembly carrier of a spring structure according to any one of claims 1 to 3, wherein two positioning blocks are further disposed on the supporting base (1), and the two positioning blocks are used for positioning the spring to be assembled.

9. The assembly carrier of a spring structure according to any one of claims 1 to 3, wherein the supporting base (1) has a plurality of first grooves (11), the assembly carrier of a spring structure includes a plurality of positioning structures (2), and the positioning structures (2) correspond to the first grooves (11) one by one.

10. An assembling device for a spring structure, which is characterized by comprising a bracket, a manipulator assembly connected with the bracket, a welding device fixed on the bracket and an assembling carrier for the spring structure according to any one of claims 1 to 9.

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