CN102228924A

CN102228924A - Twin-roller type aluminum alloy roller press

Info

Publication number: CN102228924A
Application number: CN2011101029431A
Authority: CN
Inventors: 马立中
Original assignee: NINGBO LONG BEACH CO Ltd
Current assignee: NINGBO LONG BEACH CO Ltd
Priority date: 2011-04-15
Filing date: 2011-04-15
Publication date: 2011-11-02
Anticipated expiration: 2031-04-15
Also published as: CN102228924B

Abstract

The invention relates to a twin-roller type aluminum alloy roller press which is used for pressing and rolling a shock absorber cover and a shock absorber seat of a vehicle part into a whole. One end of a connecting rod is connected to a rolling device through a piston rod of a rolling cylinder, the connecting rod is movably connected to a cylinder seat, the other end of the connecting rod is fixed on a sliding body, and the sliding body is connected with a die clamping shaft provided with a bearing and a bearing cover in a connecting manner into a whole; and an edge-rolling device comprises an edge-rolling cylinder, a body, an outer cylinder and a spray gun, wherein the edge-rolling cylinder is fixed on the outer cylinder, the body with an idler wheel is connected to a piston head of the edge-rolling cylinder, the body is sleeved outside the sliding body, and the outer cylinder and the spray gun are fixed on the cylinder seat. The twin-roller type aluminum alloy roller press can coaxially sleeve and equidirectionally operate, relative movement between the body and the sliding body is reduced, the shock absorber cover is pressed by the die clamping shaft and then edge-rolling machining is carried out as well as liquid wax is sprayed instantly, friction force is reduced, machining precision is high, breaking, flaws and burrs during rolling are eliminated, product quality is effectively improved, product percent of pass reaches 99.9 percent, and production cost is greatly reduced. The idler wheel is directly installed on the body without using an idler wheel seat, thus the twin-roller type aluminum alloy roller press has simple and compact structure and small volume.

Description

Twin roller type aluminium alloy roller press

Technical field

The present invention relates to a kind of roller press, particularly a kind of auto parts damper cap and shock absorber bearing are suppressed, and rolling is processed into the whole twin roller type aluminium alloy roller press that uses.

Background technology

Auto parts can be used the technology of a lot of chipless moulding in production and processing.

But existing roller press is especially in to aluminum alloy part crimping process, can cause the burr and the phenomenon of rupture of part edge because of the extension of its moment, pulling force, pressure, frictional force that high-speed friction produced, particularly require higher to safety resistibility requirement higher automobile absorber and space product, therefore the fraction defective in manufacture process is high reaches 40%, thereby causes the high drawback of production cost.

China Patent No. 200920209874.2 " passenger car steel wheel rim edge knurling machine ", China Patent No. 200820088746.2 " a kind of novel crimping machine ", what provided all only is the roller press that a kind of part is carried out rolling, crimping processing use, and its function is more single.

Chinese patent application number 200710018614.2 " a kind of electric capacitor porcelain bushing shell and cap connecting rolling press ", two or more part roll extrusion can be connected into whole roller press though also provide a kind of, but its structure is complicated, part is many, volume is big, and is the special-purpose roller press that is used for power industry electric capacity lead-in wire porcelain bushing shell and cap connection.

Summary of the invention

Technical problem to be solved by this invention is: a kind of twin roller type aluminium alloy roller press is provided, a plurality of parts can be suppressed, are coated and fixed whole, this roller press is simple in structure, compact, volume is little, the machining accuracy height, can thoroughly eradicate phenomenons such as fracture that aluminum alloy part occurs, crackle, burr in the roll extrusion process, effectively promote product quality, greatly reduce production cost.

The present invention addresses the above problem the technical scheme that is adopted: twin roller type aluminium alloy roller press, comprise that rack-mounted motor passes through belt pulley, belt is connected with main shaft, the power set that main shaft and rotating seat connect and compose, and be installed in rolling device on the cylinder seat of frame, button on binding device and the frame is formed, be connected with an end of connecting rod on the piston rod of described rolling device by the roll extrusion cylinder, described connecting rod is movably connected on the cylinder seat, the other end of connecting rod is fixed on the slide body, and described slide body connects into integral body with the clamping axle that is connected with bearing and bearing cap; Described binding device is by the rolling cylinder that is fixed on the urceolus, and is connected with the body of band roller on the piston head of rolling cylinder, and body is enclosed within outside the slide body, and urceolus is fixed on the cylinder seat to be formed, and also is fixed with on the described cylinder seat and stores up the spray gun that the wax bucket is connected.

Compared with prior art, the invention has the advantages that: twin roller type aluminium alloy roller press, though the roll extrusion on it, binding device are by independently two driving cylinder roll extrusion cylinders, the control of rolling cylinder drive, but stream oriented device connects with connecting rod and coaxial being linked in together can be along equidirectional operation, relative motion and frictional dissipation between body and slide body have been reduced, and coaxial again rolling is processed after can guaranteeing the tight damper cap of roll extrusion clamping axial compression, thereby guaranteed the rolling quality, because of coaxial rapid processing, improved machining accuracy greatly, made properties of product stable simultaneously.Other two self-contained units cover integrator, the roller roller-less seat that floor space minor structure compactness, rolling are used is directly installed on the body good processing stability, and roll extrusion, rolling two cylinders all be installed on the same cylinder seat, and be therefore simple and compact for structure, part is few, volume is little.In addition in moment that crimping begins, by the instantaneous injection liquid wax of spray gun, provide lubricated, reduce frictional force, burr, peeling, fracture, crackle etc. influence the unfavorable factor of product function after the thorough elimination roll extrusion, make the qualification rate of product bring up to 99.9% from 40%, not only promoted product quality greatly, also significantly reduced production costs.

Description of drawings

Fig. 1, structural representation of the present invention (a, rough, b, clamping axial compression clamping of workpieces, c, compress, rolling processing).

The structure enlarged drawing of Fig. 2, roller portion.

The specific embodiment

Below in conjunction with accompanying drawing embodiments of the invention are described in further detail.

Rotating seat 24, motor 3 is screwed respectively on frame 2, on the lower surface, motor 3 connects main shaft 25 by belt, the through hole that main shaft passes in the middle of the rotating seat 24 is connected with workpiece 23, also be screwed cylinder seat 4 on the frame 2, roll extrusion cylinder 5 is screwed on cylinder seat 4, one end of the piston rod 6 of roll extrusion cylinder upper end is fixedlyed connected with the lower end of connecting rod 7, the breach on cylinder seat 4 sides is passed in the upper end of connecting rod 7, be fixed on the boss place on slide body 10 sidewalls, bearing pin 8 passes the through hole in the middle of the connecting rod, connecting rod 7 is movably connected on the rib of cylinder seat 4 sidewalls, connecting rod 7 can rotate around bearing pin 8, and cylinder seat sidewall also is fixed with over against rotating seat 24 places and stores up the spray gun 22 that wax bucket 1 is connected.It is other that storage wax bucket 1 is installed in frame 2.

The upper and lower end of slide body 10 inwalls is equipped with bearing 18, the lower end is screwed bearing cap 19, clamping axle 11 passes bearing 18 and connects into integral body with bearing cap 19 and slide body, slide body 10 sliding the fitting in the body 9 that assemble, move up and down along body, be screwed protecgulum 17, bonnet 20 on the upper and lower end face of body 9.

There is the urceolus 16 of big opening to be enclosed within the outer surface of body 9 on the cylinder side wall, and be screwed on the sidewall of cylinder seat 4 band openings, rolling cylinder 12 is screwed on the upper surface of urceolus 16, the through hole that piston head 15 on the rolling cylinder passes on the protecgulum 17 connects into integral body with nut with piston head and protecgulum, is fixed on the protecgulum.

The load measuring gauge 13 that is connected with control system also is installed on the base position of rolling cylinder, roll extrusion cylinder, when insufficient pressure, can be reported to the police, guarantee crudy.The installation direction of rolling cylinder and roll extrusion cylinder is opposite, piston rod 6 up, piston head 15 down, magnetic induction ring 14 also is installed on piston rod, piston head, with moving of piston rod, piston head, be used for the stroke of control piston bar, piston head.

Rolling is fixed on two opening parts of bonnet 20 lower ends respectively with two identical rollers 21 with two roller bearings 28 of band roller bearing 29, two rollers 21 can rotate around roller bearing 28.

The inner ring of roller bearing 29 is fixed on the centre of roller bearing 28, and the outer ring of roller bearing is fixed on the endoporus place of roller 21.

The two ends of roller bearing 28 are passed respectively and are extend on the bonnet, and for the rotation that prevents roller bearing and axial float also have groove on the outside end of roller bearing, groove is embedded with clamp 27, and clamp 27 is screwed on bonnet 20, as shown in Figure 2.

During use, workpiece to be processed 23 is put into rotating seat 24 for shock absorber bearing and damper cap, the button 26 that closes a switch, power source motor 3, roll extrusion cylinder 5, rolling cylinder 12 are started working, as shown in Figure 1a.

Motor 3 rotates the rotating seat 24 that drives on the main shaft 25 and rotates, driving workpiece 23 simultaneously rotates, meanwhile the piston rod 6 on the roll extrusion cylinder 5 moves up, the other end by the connecting rod 7 that links into an integrated entity with it is that fulcrum rotates with bearing pin 8 just, and the slide body 10 that drive and connecting rod are fixed together moves down, clamping axle 11 is connected in aggregates with slide body 10 by bearing 18, also along with slide body moves down together.

Slide body 10 is moved down into design attitude, 14 effects of magnetic induction ring make slide body stop to move down, clamping axle 11 on the slide body 10 is just pushed down the damper cap on the workpiece 23, drives clamping axle 11 again simultaneously by the rotation of workpiece and carries out rotation around bearing 18, shown in Fig. 1 b.

Piston head 15 on the rolling cylinder 12 is under the effect of rolling cylinder subsequently, the body 9 that drives protecgulum 17 and link together with it also moves down synchronously, when two rollers 21 of body lower end are close to the edge of damper cap, magnetic induction ring 14 effect bodies just stop to move down, at this moment two rollers just begin to carry out rolling processing, when the moment of roller and damper cap aluminium alloy EDGE CONTACT, be fixed on the spray gun 22 on the cylinder seat 4, from storage wax bucket 1, extract a kind of special encapsulant liquid wax out, instantaneous spraying on the workpiece, thereby play reduction frictional force and provide lubricated, eliminate fracture, crackle, burr, peeling, fracture etc. influences the factor of product fraction defective, be used for intercepting the dust from the damper cap to the edge simultaneously, and play the effect of sealing and fixing, shown in Fig. 1 c.

After workpiece 23 processes, body, slide body are left workpiece simultaneously and are moved up under the effect of rolling cylinder, roll extrusion cylinder, when body 9, when slide body 10 is moved upwards up to design attitude, effect because of the magnetic induction ring, make body, slide body under the effect of rolling cylinder, roll extrusion cylinder, stop to move up, at this moment workpiece just can be taken out, and leaves the processing that rotating seat 24 is finished a part, and so circulation continues processing, produces in batches.

Claims

1. twin roller type aluminium alloy roller press, comprise that the motor (3) that is installed on the frame (2) passes through belt pulley, belt is connected with main shaft (25), rolling device on power set that main shaft (25) and rotating seat (24) connect and compose and the cylinder seat (4) that is installed in frame, button on binding device and the frame (26) is formed, it is characterized in that being connected with on the piston rod (6) of described rolling device by roll extrusion cylinder (5) end of connecting rod (7), described connecting rod (7) is movably connected on the cylinder seat (4), the other end of connecting rod (7) is fixed on the slide body (10), and described slide body (10) connects into integral body with the clamping axle (11) that is connected with bearing (18) and bearing cap (19); Described binding device is by the rolling cylinder (12) that is fixed on the urceolus (16), and be connected with the body (9) of band roller (21) on the piston head (15) of rolling cylinder (12), body (9) is enclosed within outside the slide body (10), urceolus (16) is fixed on the cylinder seat (4) to be formed, and also is fixed with on the described cylinder seat (4) and stores up the spray gun (22) that wax bucket (1) is connected.

2. twin roller type aluminium alloy roller press according to claim 1, the upper and lower end face that it is characterized in that described body (9) has been screwed protecgulum (17), bonnet (20), and the through hole that the piston head (15) on the described rolling cylinder (12) passes on the protecgulum (17) is fixed on piston head on the protecgulum (17) with nut.

3. twin roller type aluminium alloy roller press according to claim 1 is characterized in that also being fixed with load measuring gauge (13) on the base of described rolling cylinder (12), roll extrusion cylinder (5), on described piston rod (6), the piston head (15) magnetic induction ring (14) is installed also.

4. twin roller type aluminium alloy roller press according to claim 1, it is other to it is characterized in that described storage wax bucket (1) is installed in frame (2).

5. twin roller type aluminium alloy roller press according to claim 1, it is characterized in that two of described bonnet (20) lower end opens opening part and be fixed with two identical rollers (21) with two roller bearings (28), the groove on described roller bearing (28) one ends is embedded with the clamp (27) that is fixed on the bonnet (20).