CN212652589U

CN212652589U - Air filter integrated frame cold bending forming machine

Info

Publication number: CN212652589U
Application number: CN202021168651.9U
Authority: CN
Inventors: 秦诗发
Original assignee: Liaoning Shifa Clean Technology Co ltd
Current assignee: Liaoning Shifa Clean Technology Co ltd
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2021-03-05
Anticipated expiration: 2030-06-22

Abstract

The application provides an integrative frame clod wash make-up machine of air cleaner, the constitution of this make-up machine includes: along strip shaping circuit, the roll portion of borduring has set gradually in the frame, the die-cut portion of diagonal angle, the die-cut portion of inserted sheet and riveting hole, type groove roll portion, cell type plastic portion and bending die splenium, implement the roll-in of borduring in proper order to the strip, the die-cut of diagonal angle incision, the inserted sheet and the die-cut of diagonal angle half angle incision and rivet hole of end to end junction, the cell type roll-in is with decide and the inserted sheet is crooked, be one set of air cleaner frame semi-manufactured's one shot forming processing equipment, frame production efficiency has been improved greatly, and integrative frame has that the wholeness is high, the roughness is good, the high technical advantage of interface.

Description

Air filter integrated frame cold bending forming machine

Technical Field

The utility model relates to an air cleaner manufacture equipment especially relates to the manufacture equipment of air cleaner frame.

Background

The air filter mainly comprises a filter element and a frame for supporting the filter element, wherein the importance of the frame structure and the quality of the frame structure on the service performance of the air filter is not inferior to that of the filter element, on one hand, the frame structure determines the attractive appearance of the product, and more importantly, the frame structure has high strength, keeps good flatness and interface fitting degree, and is an important judgment standard for the product quality of the air filter.

The existing frame is mainly made of aluminum alloy sections and assembled into a frame through cutting and riveting, or the frame is assembled by plastic injection molding materials, or the frame is formed by processing and manufacturing galvanized plates and then assembled. The galvanized sheet material is low in purchase cost and becomes the choice of most of filtering products. However, the manufacturing process of the galvanized sheet frame is more complicated: after the U-shaped groove is formed by bending or rolling, the U-shaped groove is formed by cutting, corner cutting, insert bending, punching and finally riveting and fixing four corners, the whole process is provided with various processing devices, the number of operators is up to 6-8, the manufacturing cost advantage is extruded, the production efficiency is low, and the component quality is difficult to ensure; in addition, the split assembly structure has the defects that the integrity, the flatness and the interface integrating degree of a frame are influenced in material quality, processing quality, split assembly quality and assembly operation, so that the product quality is poor and unstable.

Disclosure of Invention

The invention aims to replace a frame formed by the existing dispersing components with a galvanized sheet profile of an integrated structure, provides an integrated frame cold-bending forming machine for an air filter, and solves the technical problems of complicated manufacturing process, low production efficiency, large allocation amount of personnel and equipment and cost improvement of the frame assembled by the dispersing components.

The application provides an integrative frame forming machine technical scheme of air cleaner, its main technical content is: the utility model provides an integrative frame clod wash make-up machine of air cleaner, the constitution of this make-up machine includes: along the strip forming line, a binding roller part, a diagonal punching part, an inserting piece and riveting hole punching part, a profiled groove roller part, a profiled groove shaping part and a bending die pressing part are sequentially arranged on the rack;

the edge covering roller part and the profiled groove roller part are uniformly distributed with a plurality of roller sets along a forming line, and each roller set is an upper pair of rollers and a lower pair of rollers; the edge covering roller part is a deformation roller which sequentially bends edge covering bands of the strip materials to be right-angled according to rollers arranged along a line, an extrusion wheel is arranged in front of the last roller, the extrusion wheels are edge covering extrusion wheels symmetrically arranged at two sides of a strip material forming line, and a rolling gap for overlapping the edge covering internal pressure is arranged between the last roller and the rollers;

the diagonal punching part is a punching device for symmetrically punching diagonal cuts on two groove edges of the strip;

the insert and rivet hole punching part is a punching device for punching symmetrical trapezoid at the groove edge at the head-tail connection part of the strip to form an insert material position, a diagonal half-angle notch and a rivet hole;

a plurality of deformation rollers for gradually rolling the groove edges on the two sides of the strip material to an upright groove shape are distributed in the groove-shaped roller part, the groove-shaped shaping part is arranged at the rear part of the groove-shaped roller part, and a shaping wheel for eliminating the outward turning of the groove edge of the diagonal cut is arranged;

the bending die pressing part is a cold stamping die part for cutting and vertically bending the inserting sheet.

In a preferred technical means of the above technical solution, a position detection switch using the insert level rivet hole as a detection reference is arranged in front of the bending die pressing portion.

The application discloses an integrative frame forming machine technical scheme of air cleaner for a set of organic air cleaner frame semi-manufactured goods's of concentrating each shaping manufacturing procedure one shot forming processing equipment, only need be in diagonal cut right angle bending until head and tail end closed fixed connection be the frame. According to the technical scheme, the production efficiency of the frame is greatly improved, equipment and production personnel are greatly reduced, the cost advantage of the galvanized sheet frame is comprehensively shown, and the integrated frame has the technical advantages of high integrity, good flatness and high interface fit size precision.

Drawings

Fig. 1 is a general construction diagram of the present patent application.

Fig. 2 is a perspective view of the semi-finished profile.

Fig. 3 is a block product structure diagram.

Fig. 4, 6, 8, and 11 are schematic diagrams of the modified rolling of the rolls sequentially arranged in the hemming roll section 2, respectively.

Fig. 5, 7, 9 and 12 are strip roll deformation diagrams corresponding to the rolls of fig. 4, 6, 8 and 11, respectively.

FIG. 10 is a view showing the structure of the squeezing wheel.

Fig. 13 and 14 are perspective structural views of the diagonal die-cut portion, the insert piece, and the clinch hole die-cut portion in an operating state and a non-operating state, respectively.

FIG. 15 is a view of a section of a strip material from which diagonal cuts have been punched.

FIG. 16 is a block diagram of a section of strip material after formation of the tab stock level and diagonal half cuts and rivet holes before and after the tab.

Fig. 17-22 are views illustrating the operation of sequentially rolling the strip into the grooves through the rolls of the grooved roll section.

Fig. 23 is a diagram showing an operation state of the groove-shaped shaping portion.

FIG. 24 is a graph showing the state of the strip deformed into grooves by the rolls of the grooved roll section.

FIG. 25 is a view showing a structure of a semi-finished product after bending and pressing the end of the section.

Detailed Description

FIG. 1 shows an embodiment of the air filter integrated border cold-bending machine of the present application.

This integrative frame forming machine of air cleaner, its structure is constituteed and is included: the production method comprises the following steps that an edge-covering roller part 2, a diagonal punching part 7, an inserting sheet and riveting hole punching part 9, a groove-type roller part 3, a groove-type shaping part 11 and a bending and pressing part 13 are sequentially arranged on a strip forming line, the working surfaces of all the components are located on the same working plane, a galvanized sheet strip material placing frame 1 is arranged at the front end of the forming line, edge-covering 31 rolling, diagonal cut 32 punching, inserting sheets 33 at the head-tail connection part, diagonal half-corner cuts 34 and

rivet holes

35 and 36 punching, groove-type rolling, cutting and inserting sheet 33 bending are sequentially carried out through all stations of a forming machine, one-line continuous production of a semi-finished section 30 with a complete integrated frame is carried out, as shown in figure 2, the later semi-finished section 30 only needs to be bent at the three diagonal cuts 32 in a right angle until the head-tail end is closed, and rivets 39 are added to fix and rivet.

The edge covering roller part 2 and the profiled groove roller part 3 are uniformly provided with a plurality of roller sets along a forming line, each roller set is an upper roller and a lower roller, and the strip is driven to be gradually rolled and formed in the feeding process. Specifically, the edge covering roller part 2 comprises four roller stations a, b, c and d, and further comprises an extrusion wheel 4 between the third roller station c and the last roller station, namely the fourth roller station d. As shown in fig. 4, 6 and 8, the edge band of the strip wrapper 31 is sequentially bent to a right angle by the first to third rollers a to c, and the roll deformation of the edge band of the strip wrapper 31 is sequentially shown in fig. 5, 7 and 9; the extrusion wheel 4 is an edge-covering extrusion wheel symmetrically arranged at two sides of the strip material, a die pressing ring groove 44 with an angular section is arranged on the extrusion wheel 4, the die pressing ring groove is used for bending the right-angle edge covering and further folding and extruding the right-angle edge covering inwards, a rolling gap for rolling the edge covering 31 to be overlapped in an inner pressing mode is arranged on a counter roller of a fourth roller d, the inward folding edge covering 31 is rolled out by the side rollers at two sides after the strip material passes through the fourth roller d, and fig. 12 shows the section structure of the strip material rolled to form the.

The diagonal die-cut part 7 and the insert and rivet hole die-cut part 9 are mounted on a die-pressing support 10.

The diagonal die-cutting part 7 is a die-cutting device for symmetrically cutting diagonal cuts 32 on two groove sides 37 of the strip material, the first hydraulic cylinder 6 drives the punch cutter to form the diagonal cuts 32 of the isosceles trimming edges on the groove sides 37 of the strip material, the included angles between the two isosceles trimming edges and the surface of the groove bottom 38 are the same, the top angle alpha of the cut is a right angle or a nearly right angle, in the embodiment, the top angle alpha of the cut is 89.2 degrees, and fig. 15 shows a section of the strip material structure passing through the diagonal die-cutting part 7.

The insert and rivet hole punching part 9 is a punching device for punching symmetrical trapezoidal notches on the groove edge at the head-tail connection position of the strip material to form an insert 33, front and rear diagonal half-angle notches 34 of the insert 33 and punching

rivet holes

35 and 36, the second hydraulic cylinder 8 drives a punch cutter to form an isosceles trapezoidal notch and a rivet hole on the strip material groove edge 37, the isosceles trapezoidal notch forms the insert 33 material position and the front and rear diagonal half-angle notches 34 of the insert 33 on the strip material, wherein the geometric dividing line of the rear diagonal half-angle notch 34 and the insert 33 is the dividing operation line 41 of front and rear half finished section materials, as shown in fig. 16.

In this embodiment, the forming machine uses a servo motor as a power source for driving transmission, and the electric control unit controls the feeding length of the strip roll by detecting encoder information of the servo motor, that is, when the strip feeding reaches the diagonal cut section or the tab section by the length detection, the feeding is stopped, the diagonal cut section 7 or the tab and rivet hole cutting section 9 is correspondingly started, the diagonal cut 32 or the tab and rivet hole cutting is performed, and then the groove rolling is performed.

The grooved roll part 3 is provided with six rollers e, f, g, h, m and n which are arranged along the forming line and roll the groove edges 37 at the two sides of the strip material to be erected into a groove shape in sequence, as shown in figures 17-23, and the strip material is bent and deformed by the six rollers e, f, g, h, m and n as shown in figure 24. The groove-shaped shaping part 11 is a shaping wheel 12 arranged behind the groove roller part 3 and is used for eliminating the outward turning tendency of the groove edges of the diagonal cuts 32 and the diagonal half-angle cuts 34 due to material tension, and the groove edges at the diagonal cuts 32 and the diagonal half-angle cuts 34 are enabled to be in a 90-degree vertical state by the shaping wheel 12.

The bending and pressing part 13 is a cold punching part for cutting and separating the front section semi-finished product section and bending the insert 33 at a right angle. The electric control part stops feeding when the inserting sheet material position of the strip material enters the mould pressing working position of the bending mould pressing part 13, the bending mould pressing part 13 is started, the pressing oil cylinder 18 and the forming oil cylinder 16 are matched to cut a semi-finished section bar through the cutting line 41, the clamping is carried out on the forming mould 15, the right-angle bending of the inserting sheet 33 is completed, and finally discharging is carried out. The electric control part can detect the opening 14 through the position arranged at the front part of the bending die pressing part 13, and the detection work of stopping feeding is implemented by taking the rivet hole of the inserting sheet material level as a detection reference.

Claims

1. The utility model provides an integrative frame clod wash make-up machine of air cleaner which characterized in that, the constitution of this make-up machine includes: along a strip forming line, a frame (5) is sequentially provided with a wrapping roller part (2), a diagonal punching part (7), an inserting sheet and riveting hole punching part (9), a profiled groove roller part (3), a profiled groove shaping part (11) and a bending die pressing part (13);

the edge covering roller part (2) and the profiled groove roller part (3) are uniformly provided with a plurality of roller sets along a forming line, and each roller set is an upper pair of rollers and a lower pair of rollers; the rollers sequentially arranged in the edge covering roller part are deformation rollers for sequentially bending edge covering bands of the strip materials to be right-angled, an extrusion wheel (4) is arranged in front of the last roller, the extrusion wheels (4) are edge covering extrusion wheels symmetrically arranged at two sides of a strip material forming line, and a rolling gap for overlapping the edge covering internal pressure is arranged on the roller of the last roller;

the diagonal punching part (7) is a punching device for symmetrically punching diagonal cuts on two groove sides of the strip;

the insert and rivet hole punching part (9) is a punching device for punching symmetrical trapezoid forming insert material positions and diagonal half-angle notches (34) and punching rivet holes on the groove edge at the head-tail connection part of the strip;

a plurality of deformation rollers which gradually roll the groove edges at the two sides of the strip material to be upright into a groove shape are arranged in the groove-shaped roller part (3), a groove-shaped shaping part (11) is arranged at the rear part of the groove-shaped roller part (3), and a shaping wheel (12) for eliminating the outward turning of the groove edges of the diagonal cuts is arranged;

the bending die part (13) is a cold punching die part for cutting and vertically bending the insert (33).

2. The air filter integrated frame cold-bending forming machine according to claim 1, wherein the extrusion wheel (4) is provided with a die pressing ring groove (44) with an angular section for further inward folding and extruding the right-angled bent edge covering.

3. The air filter integrated frame cold-bending forming machine according to claim 1 or 2, characterized in that a position detection switch (14) using a sheet inserting position rivet hole as a detection reference is arranged in front of the bending and pressing portion (13).