CN211539252U

CN211539252U - Split riveting shaping tool

Info

Publication number: CN211539252U
Application number: CN202020032445.9U
Authority: CN
Inventors: 李涛; 马运凡; 史国辉
Original assignee: Wuhan Tianyun Auto Electric System Co ltd
Current assignee: Wuhan Tianyun Auto Electric System Co ltd
Priority date: 2020-01-08
Filing date: 2020-01-08
Publication date: 2020-09-22
Anticipated expiration: 2030-01-08

Abstract

The embodiment of the utility model discloses split riveting plastic frock, including last riving knife sub-assembly and lower base sub-assembly, symmetrical connection has two stop screw on the supporting shoe of lower base sub-assembly, and in two through-holes on the deflector of riving knife sub-assembly were inserted to the one end that two stop screw kept away from the supporting shoe, all the cover was equipped with reset spring on two stop screw, two on the lower base sub-assembly the one end that the supporting shoe was kept away from to the guide post was connected with two downthehole slide bearings on the deflector respectively. The split riveting and shaping tool solves the problem that the appearance size of a workpiece is unqualified due to split riveting stress, greatly improves the qualified rate of split riveting, is simple for loading and unloading, and shortens the time for replacing and adjusting the tool by process personnel.

Description

Split riveting shaping tool

Technical Field

The utility model relates to an automobile-used solenoid valve processing field of shifting especially relates to a split riveting plastic frock.

Background

In the production assembling process of the vehicle gear shifting electromagnetic valve, riveting assembly needs to be carried out on an electromagnetic valve workpiece, after the traditional riveting equipment is subjected to self-structure limitation and applies an external force to the workpiece for riveting, the workpiece is often unqualified in overall dimension due to overlarge stress, the qualification rate of split riveting is greatly reduced, and in the working process, the time for replacing the workpiece and adjusting tooling equipment is also longer.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a technical problem that will solve lies in, receives the restriction of self structure to current riveting equipment, leads to the work piece overall dimension after the processing unqualified, greatly reduced splits the qualification rate of riveting to in the course of the work, the time of changing work piece and adjustment tool equipment is longer problem also, has provided a split riveting plastic frock.

In order to solve the technical problem, an embodiment of the present invention provides a split riveting shaping tool, which includes an upper riving knife subassembly and a lower base subassembly;

the upper riving knife subassembly includes: the guide plate is symmetrically provided with a large hole, a middle hole and a small hole from outside to inside, two sliding bearings are respectively arranged in the two large holes, the two small holes are connected with the fixed plate through upper locking screws, the center of the fixed plate is provided with a square through groove, a prepressing spring is arranged in the square through groove, one end of the prepressing spring is fixedly connected with the guide plate, the other end of the prepressing spring is fixedly connected with the prepressing block, a notch at one end, away from the guide plate, of the square through groove is fixedly provided with two cleavers, the two cleavers are respectively;

the lower base subassembly includes: the mounting base plate is fixedly connected with the supporting block through a first lower locking screw, two locking blocks are oppositely mounted on the surface of the front side of the supporting block, locking block return springs are respectively mounted between the bottoms of the two locking blocks and the supporting block, a hollow square groove is formed between the two locking blocks, the prepressing block and the square groove are arranged in a vertically corresponding mode, magnetic steel is fixedly mounted on the supporting block corresponding to the square groove, and one end of each of the two guide columns respectively penetrates through the supporting block symmetrically and vertically and is connected with the mounting base plate through a second lower locking screw;

two limiting screws are symmetrically connected to the supporting blocks of the lower base sub-assembly, one ends, far away from the supporting blocks, of the two limiting screws are inserted into two middle through holes in the guide plate of the upper cleaver sub-assembly, return springs are sleeved on the two limiting screws, and one ends, far away from the supporting blocks, of the two guide columns on the lower base sub-assembly are respectively connected with sliding bearings in the two large holes in the guide plate.

Wherein, the sliding bearing is in interference fit with the guide plate.

Wherein, two locking pieces are all connected with the supporting shoe through fastening bolts.

Wherein, the magnet steel is provided with two, and symmetry fixed mounting is on the supporting shoe.

Implement the embodiment of the utility model provides a, following beneficial effect has: the split riveting and shaping tool solves the problem that the appearance size of a workpiece is unqualified due to split riveting stress, greatly improves the qualified rate of split riveting, is simple for loading and unloading, and shortens the time for replacing and adjusting the tool by process personnel.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is an explosion structure diagram of the split riveting and shaping tool provided by the present invention;

fig. 2 is a schematic front structural view of the split riveting and shaping tool provided by the present invention;

fig. 3 is a schematic cross-sectional view of fig. 1.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, fig. 1 is an exploded schematic view of a split riveting and shaping tool provided by the present invention; fig. 2 is a schematic front structural view of the split riveting and shaping tool provided by the present invention; fig. 3 is a schematic cross-sectional view of fig. 1. This split riveting plastic frock includes: the guide plate 11, the large hole 12, the middle hole 13, the small hole 14, the sliding bearing 15, the upper locking screw 16, the fixing plate 17, the square through groove 18, the pre-pressing spring 19, the pre-pressing block 21, the riving knife 22, the guide column 31, the mounting base plate 32, the first lower locking screw 33, the supporting block 34, the locking block 35, the locking block return spring 36, the square groove 37, the magnetic steel 38, the second lower locking screw 39, the limit screw 40, the return spring 41 and the fastening bolt 42.

The split riveting and shaping tool comprises an upper riving knife sub-assembly and a lower base sub-assembly.

The upper riving knife subassembly includes: the guide plate 11 is provided with a large hole 12, a middle hole 13 and a small hole 14 from outside to inside, two sliding bearings 15 are respectively installed in the two large holes 12, the sliding bearings 15 are connected with the guide plate 11 in an interference fit mode, the two small holes 12 are connected with a fixing plate 17 through upper locking screw rods 16, a square through groove 18 is formed in the center of the fixing plate 17, a prepressing spring 19 is installed in the square through groove 18, one end of the prepressing spring 19 is fixedly connected with the guide plate 11, the other end of the prepressing spring is fixedly connected with a prepressing block 21, two cleavers 22 are fixedly installed on a notch of one end, far away from the guide plate 20, of the square through groove 18, and the two.

The lower base subassembly includes: two guide posts 31 and mounting plate 32, mounting plate 32 is through first locking screw 33 and supporting shoe 34 fixed connection down, two locking pieces 35 are installed relatively to the positive side surface of supporting shoe 34, two locking pieces 35 all are connected with supporting shoe 34 through fastening bolt 42, it does not install locking piece return spring 36 to divide equally between two locking piece 35 bottoms and the supporting shoe 34, form empty square groove 37 between two locking pieces 35, prebuckling piece 21 corresponds the setting from top to bottom with square groove 37, fixed mounting has two magnet steel 38 that the symmetry set up on the supporting shoe 34 that square groove 37 corresponds, the one end of two guide posts 31 is the symmetry respectively and vertically passes supporting shoe 34, and be connected with mounting plate 32 through second locking screw 39 down.

Two limiting screws 40 are symmetrically connected to the supporting block 34 of the lower base sub-assembly, one ends of the two limiting screws 40, which are far away from the supporting block 34, are inserted into the two middle through holes 13 on the guide plate 11 of the upper cleaver sub-assembly, return springs 41 are sleeved on the two limiting screws 40, and one ends of the two guide columns 31, which are far away from the supporting block 34, on the lower base sub-assembly are respectively connected with the sliding bearings 15 in the two large holes 12 on the guide plate 11.

This split riveting plastic frock's assembly process: assembling the sliding bearing and the guide plate into a guide plate sub-assembly in an interference fit manner; the guide plate sub-assembly, the pre-pressing spring, the fixing plate, the riving knife and the pre-pressing block are assembled into an upper riving knife sub-assembly in a screw locking mode; the magnetic steel, the lock block return spring, the lock block and the supporting block are assembled into a lock block sub-assembly in a screw locking mode; the locking block sub-assembly and the mounting bottom plate are assembled into a lower base sub-assembly in a screw locking mode; and assembling the upper riving knife sub-assembly, the limiting screw, the return spring and the lower base sub-assembly into the split riveting shaping tool in a screw locking mode.

The working steps and the principle are as follows: a workpiece is placed in a square groove formed by the two locking blocks, and the two magnetic steels on the tool attract and attach the workpiece to a supporting surface of the square groove; the other pneumatic press presses downwards to push the guide plate sub-assembly to move downwards integrally, the pre-pressing block enables the workpiece to be aligned in the vertical direction, as the stroke is increased, the cleaver can apply downward force to the workpiece to split, rivet, press and fix the workpiece due to the fact that the locking block is limited by the supporting block, and meanwhile the workpiece cannot be unfolded to cause the part to exceed the specified range; after riveting, the pressure of the pneumatic press is relieved, the guide plate sub-assembly rebounds along with the return spring, the workpiece pressed by the lock block loosens along with the rebounding of the lock block spring, and the workpiece subjected to riveting is taken out immediately.

This split riveting plastic frock is when splitting the riveting to the part, can prevent that the part from leading to the part to warp too big because the decurrent power of riveting makes the part accomplish to split the tolerance within range that requires again after riveting.

Implement the embodiment of the utility model provides a, following beneficial effect has: this split riveting plastic frock has solved the work piece because split riveting atress leads to the unqualified condition of overall dimension, has improved split riveting's qualification rate greatly, and the piece is simple from top to bottom, and convenient operation can adjust the location well automatically at the riveting in-process, has shortened the time that the technology personnel changed and adjusted the frock.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a split riveting plastic frock which characterized in that, split riveting plastic frock includes: the upper riving knife sub-assembly and the lower base sub-assembly;

the upper riving knife subassembly includes: the guide plate is symmetrically provided with a large hole, a middle hole and a small hole from outside to inside, two sliding bearings are respectively arranged in the two large holes, the two small holes are connected with the fixed plate through upper locking screws, the center of the fixed plate is provided with a square through groove, a prepressing spring is arranged in the square through groove, one end of the prepressing spring is fixedly connected with the guide plate, the other end of the prepressing spring is fixedly connected with the prepressing block, a notch at one end of the square through groove, away from the guide plate, is fixedly provided with two cleavers, the two cleavers are respectively symmetrically arranged at two sides of the prepressing;

the lower base subassembly includes: the mounting base plate is fixedly connected with the supporting block through a first lower locking screw, two locking blocks are oppositely mounted on the front side surface of the supporting block, locking block return springs are respectively mounted between the bottoms of the two locking blocks and the supporting block, an empty square groove is formed between the two locking blocks, the prepressing block and the square groove are arranged in a vertically corresponding mode, magnetic steel is fixedly mounted on the supporting block corresponding to the square groove, and one ends of the two guide columns respectively penetrate through the supporting block symmetrically and vertically and are connected with the mounting base plate through a second lower locking screw;

two limiting screws are symmetrically connected to the supporting block of the lower base sub-assembly, one ends, far away from the supporting block, of the two limiting screws are inserted into the two middle through holes in the guide plate of the upper cleaver sub-assembly, return springs are sleeved on the two limiting screws, and one ends, far away from the supporting block, of the two guide columns on the lower base sub-assembly are respectively connected with sliding bearings in the two large holes in the guide plate.

2. The split riveting and pressing shaping tool according to claim 1, wherein the sliding bearing is in interference fit with the guide plate.

3. The split riveting, pressing and shaping tool according to claim 1, wherein the two locking blocks are connected with the supporting block through fastening bolts.

4. The split riveting, pressing and shaping tool according to claim 1, wherein two magnetic steels are arranged and symmetrically and fixedly mounted on the supporting block.