CN217538896U

CN217538896U - Starter riveting shell

Info

Publication number: CN217538896U
Application number: CN202221737993.7U
Authority: CN
Inventors: 沈美华; 侯宝龙; 张艳飞
Original assignee: Wujiang Tianfu Metal Products Co ltd
Current assignee: Wujiang Tianfu Metal Products Co ltd
Priority date: 2022-07-07
Filing date: 2022-07-07
Publication date: 2022-10-04
Anticipated expiration: 2032-07-07

Abstract

The utility model discloses a starter riveting shell is used in riveting technical field, and its technical scheme main points are: a starter riveted shell comprises a galvanized long plate; a plurality of grooves for riveting are uniformly formed in one end of the galvanized long plate along the long edge direction, a plurality of rivets matched with the grooves are uniformly formed in one end, away from the grooves, of the galvanized long plate based on the interval of the groove plates, a plurality of rivets matched with the grooves are uniformly formed in the other end of the galvanized long plate, a rivet groove matched with the groove plates is formed between the rivets, a plurality of riveting holes are formed in the groove plates and the rivets, and a plurality of riveting columns for opening and riveting the groove plates into the rivet grooves and connecting the rivets into the grooves in a riveting process are arranged in the riveting holes so as to realize riveting connection of the galvanized long plates; has the technical effects that: the riveting effect is good, and the production efficiency is high.

Description

Starter riveting shell

Technical Field

The utility model relates to a riveting technical field, in particular to starter riveting shell.

Background

The processing method commonly used in the production process of the shell of the automobile starter at present comprises the following steps: at first at the one end punching press of galvanized sheet material and form a plurality of recesses, form a plurality of rivets at the other end punching press, thereby be the tube-shape according to curling with galvanized sheet material afterwards and make rivet and recess cooperation be connected, carry out argon arc electric welding at every junction of every rivet and recess afterwards, the weld crater that will electrically weld is with the mill machine trowelling. The existing common processing method needs spot welding at a plurality of point positions, the spot welding cost is high, the working efficiency is low, and on the other hand, a worker is likely to cause welding leakage in the welding process, so that the sealing performance of the starter shell is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a starter riveting shell, its advantage is the riveting effectual, and production efficiency is high.

The above technical purpose of the present invention can be achieved by the following technical solutions: a starter riveted shell comprises a galvanized long plate; the riveting device is characterized in that one end of the galvanized long plate along the long edge direction is uniformly provided with a plurality of grooves for riveting, one end of each groove, which is far away from the corresponding groove, is uniformly provided with a plurality of rivets matched with the corresponding groove based on the interval of the groove plates, a riveting groove matched with the corresponding groove plate is arranged between every two rivets, the groove plates and the rivets are provided with a plurality of riveting holes, and a plurality of riveting columns are arranged in the riveting holes and used for opening and riveting the groove plates into the riveting grooves and the rivets into the grooves in a riveting mode in the riveting process so as to realize riveting connection of the galvanized long plates.

Through the technical scheme, set up a plurality of riveting holes and set up the riveting post in the riveting hole on recess board and rivet, when being circular with the shaping of zinc-plated long slab, set up the recess of zinc-plated long slab one end and the riveting board cooperation of the other end and be connected, recess board and riveting groove cooperation are connected simultaneously, this moment seal the department through the mould pressfitting with the riveting post pressure in the riveting hole at the profile of tooth, because the extrusion flow mutually between the extruded material, the rivet props up the riveting card and goes into in the recess and recess board and struts the riveting and is connected to in the riveting groove this moment, thereby fill the gap between the profile of tooth, compared in the welding have better sealed effect, use the mould pressfitting to possess higher machining efficiency simultaneously, the process that need polish the welding slag has been saved, production efficiency has been promoted.

The utility model discloses further set up to: the rivet comprises a head and a neck connected with the head, the head is provided with a first circular arc and a second circular arc which are symmetrically distributed along the central axis of the long galvanized plate along the groove, the position where the first circular arc is connected with the second circular arc is chamfered, and the rivet is the same as the groove in shape.

Through the technical scheme, the first circular arc and the second circular arc which are symmetrically distributed along the central axis of the groove are arranged at the head of the rivet, and the fillet is arranged at the position where the first circular arc is connected with the second circular arc, so that the contact area of the rivet and the groove is increased, and the connection tightness is improved in the subsequent riveting process.

The utility model discloses further set up to: the groove plates protrude out of one end of the short edge of the galvanized long plate and are arranged in a square mode, and third arcs are symmetrically arranged at two right-angle edges, away from one end of the short edge of the galvanized long plate, of each groove plate.

Through the technical scheme, the third arcs are symmetrically arranged at the two right-angle edges at one end, far away from the short edge of the galvanized long plate, of the groove plate, so that the contact area between the groove plate and the rivet groove is increased, and the connection tightness is increased in the subsequent riveting process.

The utility model discloses further set up to: the riveting holes comprise a first riveting hole and a second riveting hole which are arranged on the riveting buckle and coaxially arranged with the first arc and the second arc, a third riveting hole which is coaxially arranged with the third arc is formed in the groove plate, a fourth riveting hole in a square structure is formed in the center positions of the riveting buckle and the groove plate, and fifth riveting holes are formed in the riveting buckles arranged at two ends of the galvanized long plate in the short edge direction.

Through the technical scheme, the rivet is provided with the first rivet hole and the second rivet hole which are respectively arranged with the same axle center of the first arc and the second arc, the groove plate is provided with the third rivet hole which is arranged with the same axle center of the third arc, when the rivet columns are respectively inserted into the rivet holes, the distances between the rivet holes and the corresponding arcs are equal, the distances propped from the rivet holes are equal, so that the problem that the distances are too large to prop open and the connection is tight is avoided, the problem that the gaps exist because the part of the prop-open distances are smaller is solved, the connection stability is ensured, the fourth rivet hole which is of a square structure is arranged at the center position of the rivet column and the groove plate, when the rivet columns are inserted into the rivet holes, the prop-open direction of the material can be adjusted through the square structure, the prop-open direction of the material can be towards the neck part of the rivet, so that the neck of the rivet column can be tightly connected with the surface of the groove plate, the second rivet holes are arranged on the rivet columns at the two ends of the short edge direction of the galvanized long plate, and the tight connection of the short edge of the galvanized long plate are ensured.

The utility model discloses further set up to: the sizes of the first riveting hole and the third riveting hole are the same, and the size of the fifth riveting hole is larger than that of the first riveting hole.

Through above-mentioned technical scheme, the size of a dimension that sets up first riveting hole to third riveting hole is the same to reduced the size kind of required riveting post, the later stage installation of being convenient for, the size of a dimension that sets up fifth riveting hole is greater than the size in first riveting hole, guarantees the connection compactness at galvanized long slab minor face both ends.

The utility model discloses further set up to: the riveting hole is arranged in a conical shape towards the axis direction of the shell of the starter, and the size of the riveting hole on the surface of the shell of the starter is larger than that of the riveting hole in the shell of the starter.

Through the technical scheme, the riveting hole is arranged in a conical shape towards the axis direction of the starter shell, and the size of the riveting hole on the surface of the starter shell is larger than that of the riveting hole inside the starter shell, so that the riveting column can be conveniently inserted into the riveting hole, and meanwhile, when the riveting column is inserted into the riveting hole, the material is firstly propped open from the inside, and the outside is propped open at last, so that the connection tightness is improved.

The utility model discloses further set up to: the riveting columns comprise a first riveting column matched with the first riveting hole and the third riveting hole, a second riveting column matched with the fourth riveting hole and a third riveting column matched with the fifth riveting hole, and the riveting columns are also arranged in a conical shape.

Through above-mentioned technical scheme, set up riveting post and be the toper setting with the riveting hole equally, guaranteed the stability when the material struts.

The utility model discloses further set up to: the hardness of the riveting column is greater than that of the galvanized long plate.

Through above-mentioned technical scheme, the hardness that sets up the riveting post is greater than the hardness of zinc-plated long board, and the zinc-plated long board can't strut and compress the riveting post inwards when carrying out the mould pressfitting when avoiding inserting the riveting post into zinc-plated long board, influences the riveting effect.

To sum up, the utility model discloses following beneficial effect has:

1. when the galvanized long plate is formed into a circular shape, the groove formed in one end of the galvanized long plate is connected with the riveting plate at the other end in a matched mode, meanwhile, the groove plate is connected with the riveting groove in a matched mode, at the tooth-shaped sealing position, the riveting column is pressed into the riveting hole through die pressing, due to mutual extrusion and flowing of extruded materials, the riveting is propped open, the riveting is clamped into the groove, the groove plate is propped open, the riveting is connected into the riveting groove in a riveted mode, gaps among tooth shapes are filled, and compared with welding, the sealing effect is better;

2. when the riveting columns are respectively inserted into the riveting holes, the distances between the riveting holes and the corresponding arcs are equal, and the distances stretched from the riveting holes are equal, so that the problem that the distances are too large to stretch and the connection is tight, and the gaps exist in the part of the stretched distances, and the connection stability is ensured.

Drawings

FIG. 1 is a schematic structural view of the formed galvanized long sheet according to the present embodiment;

FIG. 2 is a schematic view of the galvanized long plate of the present embodiment in its unfolded state.

Reference numerals: 1. galvanizing a long plate; 2. a groove; 3. riveting; 31. a head portion; 32. a neck portion; 4. a groove plate; 5. riveting a fastening groove; 6. riveting holes; 61. a first rivet hole; 62. a second riveting hole; 63. a third riveting hole; 64. a fourth riveting hole; 65. a fifth riveting hole; 7. riveting the columns; 71. a first riveting column; 72. a second riveting post; 73. a third riveting column; 8. a first arc; 9. a second arc; 10. the third arc.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

referring to fig. 1 and 2, a starter riveting housing includes a galvanized long plate 1 having a square structure, a plurality of grooves 2 are uniformly formed in one end of the galvanized long plate 1 along a long side direction by a stamping forming method, the grooves 2 are spaced by groove plates 4, a plurality of rivets 3 matched with the grooves 2 are uniformly formed in one end of the galvanized long plate 1 away from the grooves 2 by stamping, rivet grooves 5 matched with the groove plates 4 are formed between the rivets 3, when the galvanized long plate 1 is formed into a circular shape by plate-shaped forming, the grooves 2 formed in one end of the galvanized long plate 1 are matched with the rivets 3 at the other end, the groove plates 4 are matched with the rivet grooves 5 to complete the butt joint of the two ends of the galvanized long plate 1, a plurality of rivet holes 6 are formed in the groove plates 4 and the rivets 3, rivet posts 7 are inserted into the rivet holes 6, the rivet posts 7 have the same shape as the rivet holes 6 to be matched with each other, and the size of the rivet posts 7 is slightly larger than that of the galvanized long plate 6, and the hardness of the rivet holes 7 is greater than that the galvanized long plate 3 can be smoothly filled in the grooves 3, and the rivet holes 7 are smooth.

Referring to fig. 2, specifically, the rivet 3 includes a head 31 disposed far away from the end surface of the galvanized long plate 1 and a neck 32 connected to the head 31, the head 31 is provided with a first arc 8 and a second arc 9 which are symmetrically distributed, the first arc 8 and the second arc 9 are symmetrically disposed along a central axis of the groove 2 along the long side direction of the galvanized long plate 1, a rounded corner is disposed at a position where the first arc 8 and the second arc 9 are connected, so that a contact area between the rivet 3 and the groove 2 is increased, the seal rivet 3 which promotes connection in a subsequent riveting process is the same as the shape of the groove 2, the groove plate 4 protrudes from one end of the short side of the galvanized long plate 1 and is disposed in a square shape, third arcs 10 are symmetrically disposed at two sides of one end of the groove plate 4 far away from the short side of the galvanized long plate 1, first riveting holes 61, second riveting holes 62 and third riveting holes 63 are disposed at axial centers of the first arc 8 to the third arc 10, the first riveting holes 61 and the third riveting holes 63 are disposed in a tapered shape, and a tapered riveting post 71 is disposed in the first riveting post.

Referring to fig. 2, specifically, a fourth riveting hole 64 having a square structure is formed in the center of the rivet 3 and the groove plate 4, a second riveting column 72 matched with the fourth riveting hole 64 is inserted into the fourth riveting hole 64, the second riveting column 72 has a square structure, the length of each of the two ends of the fourth riveting hole 64 along the long side direction of the galvanized long plate 1 is equal to the length of the second riveting column 72, so as to avoid the influence on the first riveting hole 61 to the third riveting hole 63 when the second riveting column 72 is inserted into the fourth riveting column 7, so as to compress the size of the first riveting hole 61 to the third riveting hole 63, and influence the connection sealing performance, and the width of each of the two ends of the fourth riveting hole 64 along the short side direction of the galvanized long plate 1 is smaller than the width of the second riveting column 72, so that the spreading direction of the material can be toward the neck portion 32 of the rivet 3, thereby enabling the neck portion 32 of the rivet 3 to be tightly connected with the surface of the groove plate 4.

Referring to fig. 2, specifically, fifth riveting holes 65 are formed in the rivets 3 at two ends of the short side direction of the galvanized long plate 1, the size of the fifth riveting hole 65 is larger than that of the first riveting hole 61, and third riveting columns 73 arranged in a conical shape are inserted and connected in the fifth riveting holes 65, so that the connection tightness of two ends of the short side of the galvanized long plate 1 is ensured.

Brief description of the use process: at first when the shaping of galvanized long plate 1 is circular, set up recess 2 and the riveting 3 board cooperations of the other end at 1 one end of galvanized long plate and be connected, recess board 4 is connected with the cooperation of riveting 5 grooves, insert a plurality of riveting post 7 respectively afterwards and establish in corresponding riveting hole 6, after that the department is sealed to the profile of tooth is impressed riveting post 7 in riveting hole 6 through the mould pressfitting, it flows to be extruded mutually between the extruded material, riveting 3 struts the riveting this moment and blocks into in recess 2 and recess board 4 struts the riveting and is connected to riveting 5 in, thereby fill the gap between the profile of tooth.

The specific embodiments are only for explaining the present invention, and it is not a limitation to the present invention, and those skilled in the art can make modifications to the embodiments without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent law within the scope of the claims of the present invention.

Claims

1. A starter riveted shell comprises a galvanized long plate (1); the riveting die is characterized in that a plurality of grooves (2) for riveting are uniformly formed in one end of the galvanized long plate (1) along the long edge direction, a plurality of rivets (3) matched with the grooves (2) are uniformly formed in one end, far away from the grooves (2), of the grooves (2) on the basis of the intervals of the groove plates (4), rivet grooves (5) matched with the groove plates (4) are formed between the rivets (3), a plurality of riveting holes (6) are formed in the groove plates (4) and the rivets (3), and a plurality of riveting columns (7) for opening and riveting the groove plates (4) into the rivet grooves (5) and the rivets (3) into the grooves (2) in the riveting process are arranged in the riveting holes (6) so as to realize the riveting connection of the galvanized long plate (1).

2. The starter rivet shell according to claim 1, characterized in that the rivet (3) comprises a head portion (31) and a neck portion (32) connected with the head portion (31), the head portion (31) is provided with a first circular arc (8) and a second circular arc (9) which are symmetrically distributed along the groove (2) along the central axis in the long side direction of the galvanized long plate (1), the position where the first circular arc (8) is connected with the second circular arc (9) is rounded, and the rivet (3) and the groove (2) have the same shape.

3. The starter riveted shell according to claim 2, characterized in that the groove plate (4) protrudes from one end of the short side of the galvanized long plate (1) and is arranged in a square shape, and third circular arcs (10) are symmetrically arranged at two right-angle sides of the groove plate (4) far away from one end of the short side of the galvanized long plate (1).

4. The starter riveting shell according to claim 3, wherein the riveting holes (6) comprise a first riveting hole (61) and a second riveting hole (62) which are arranged on the riveting buckle (3) and coaxially arranged with the first arc (8) and the second arc (9), the groove plate (4) is provided with a third riveting hole (63) which is coaxially arranged with the third arc (10), a fourth riveting hole (64) which is square is arranged at the center position of the riveting buckle (3) and the groove plate (4), and fifth riveting holes (65) are arranged on the riveting buckles (3) which are arranged at the two ends of the galvanized long plate (1) in the short side direction.

5. The starter rivet housing as claimed in claim 4, wherein the first rivet hole (61) to the third rivet hole (63) have the same size, and the fifth rivet hole (65) has a size larger than that of the first rivet hole (61).

6. The starter riveted shell according to claim 5, characterized in that the size of the riveting hole (6) on the surface of the starter shell is larger than that of the riveting hole (6) in the starter shell, and the riveting hole (6) is conical towards the axial center of the starter shell.

7. The starter rivet housing according to claim 6, characterized in that the rivet post (7) comprises a first rivet post (71) matching the first rivet hole (61) to the third rivet hole (63), a second rivet post (72) matching the fourth rivet hole (64), and a third rivet post (73) matching the fifth rivet hole (65), and the rivet post (7) is also in a conical shape.

8. The starter rivet housing according to claim 7, characterized in that the hardness of the rivet stud (7) is greater than the hardness of the galvanized long plate (1).