CN2805966Y

CN2805966Y - 350 tons electrowelding wire extruding machine

Info

Publication number: CN2805966Y
Application number: CN 200520022986
Authority: CN
Inventors: 崔锋
Original assignee: Individual
Current assignee: Cui Feng
Priority date: 2005-05-24
Filing date: 2005-05-24
Publication date: 2006-08-16
Anticipated expiration: 2015-05-24

Abstract

The utility model relates to an extruding machine for welding tin wire of 350 tons, which is characterized in that a main cylinder is fixed to a machine base and sealed by a flange after a plunger is arranged in the main cylinder. The front end of the plunger is connected with a movable beam of which the end surface is provided with an extruding rod. A quick oil cylinder is connected with the back end of the plunger via a flange. The back part of the main cylinder is provided with two prefill valves. An extruding chamber is arranged on a front cross beam of which both bottom ends form floating connection with the machine base. One end of a pull rod passes through a fixing frame and is fixed by a bolt, and the other end connects the main cylinder and the front cross beam into an elastic stress frame. A rosin pen, an upper and a lower ejector rods and an outlet ejector rod are crosswise assembled on the front end of the extruding chamber. A large motor and a small motor are reversely arranged on the upper part of an oil tank. The machine has the advantages and effects of large extrusion tonnage, raised service life and stability, convenient maintenance, shortened free time, high production efficiency, low noise, small ground occupation and compact external shape.

Description

350 tons of solder stick extruders

Technical field

The utility model relates to a kind of 350 tons of solder stick extruders, is used for the extruding of tin lead or lead-free tin alloy silk, belongs to metal-working plant.

Background technology

Existing solder stick extruder is a vertical extruder, the horizontal extruder of Taiwan Guang Feng company, domestic imitation type and a spot of Germany and Japanese type, these type extruding tonnages are little, be generally the 100-200 ton, operating pressure is 21Mpa, its shortcoming is that the high ashbury metal of compression stiffness is difficult to extruding, and production efficiency is low when producing common terne metal, break easily or disconnected core during wire drawing, the master cylinder design is also unreasonable, the piston deadweight is heavier, general 300～1000kg, adopt horizontal time deadweight to make guidance tape easy to wear, thereby cause leaking, final garland master cylinder, maintenance difficult, change the master cylinder sealing ring and will tear whole machinery open, master cylinder F.F. simultaneously, rewind down is provided with unreasonable, there is not special master cylinder F.F., the rewind down oil cylinder, or be simple and easy built-in fast forwarding and fast rewinding oil cylinder, do not establish F.F., the rewind down oil cylinder makes the machine non-working time long, influences production efficiency, and built-in fast forwarding and fast rewinding oil cylinder maintenance difficult, oil pump is horizontal setting outside fuel tank, makes the machine complex contour, and floor space is big, the oil pump oil suction is abundant inadequately, noise is big, and difficulty is adjusted at the extruding center, adopts low early and high after tilting to arrange, extruding center line and horizontal plane have an angle, be not easy to guarantee master cylinder in processing and installation, pressure ram and recipient central lines, and the each post exercise stop bit of movable pressure ram can't really be parked on the extruding center line in Huaihe River, the extruding centerline deviation is big, cause the pressure ram fracture, and the security incident that can cause, front beam is fixed on the support, the elastic shrinkage of restriction pull bar, influence the concentric of extrusion axis, cause mechanical accident, pull bar works long hours and can make the pull bar distortion simultaneously, can't adjust the extruding center line.

Summary of the invention

A kind of tonnage is big, 350 tons of solder stick extruders of the big automation control of pressure for the point that overcomes above-mentioned prior art designs with deficiency just for the purpose of this utility model, thus but improve production efficiency and product quality.

The purpose of this utility model realizes by following technical proposal:

350 tons of solder stick extruders, comprise master cylinder (1), plunger (2), walking beam (4) pressure ram (6), pull bar (7), recipient (8), front beam (9), rosin tube (10), support (11), rosin pen (12), upper and lower push rod (13), front end push rod (14), front end nut (15), outlet push rod (16), quick oil cylinder (17), prefill valve (18), hydraulic control device (19), big motor (20), small machine (21), cooler (22), electric control box (23), fuel tank (25) and loader (26), it is characterized in that:

(a) master cylinder is that plunger case passes through fixed mount (27) and is fixed by bolts on the support, the master cylinder diameter is in Φ 450～500mm plunger to be housed, seal with flange (3), the plunger front end is connected with walking beam by bolt, pressure ram is connected on the end face of walking beam by flange (5), the piston rod of quick oil cylinder passes master cylinder and is connected with flange with plunger back-end, and be equipped with and two prefill valves at the master cylinder rear portion

(b) recipient is installed on the front beam by nut, two ends, front beam bottom are stretched in the inboard concave station of the briquetting (24) that is fixed on the frame and are formed floating type the connection with support, two pull bar one ends pass the earhole bolting of the both sides of fixed mount, the other end is linked to be an elastic force balance framework with master cylinder, front beam

(c) rosin pen, last lower push rod, outlet push rod are the assembling of " ten " word at the recipient front end, and front end nut is connected with recipient by buttless thread, and the rosin pen is connected with pipe joint with the rosin tube

(d) big motor and small machine are the flange form motor, are inverted and are installed in fuel tank top, and the two motors oil pump interior with being immersed in fuel tank is connected.

Described recipient is selected the 5CrMrMo forged steel for use, and quenching hardness is HRC40 ± 2, and pressure ram is selected H13 for use, and hardness is HRC50 ± 2, and 1mm H13 layer is covered in its cylindrical weldering, and hardness is the HB200 material.

Owing to take technique scheme to make the utility model compared with the prior art have following advantage and effect:

(a) the extruding tonnage is big, master cylinder diameter of phi 450-500mm, cylinder diameter is Φ 100mm fast, operating pressure is 21Mpa, extruding force is the 350-450 ton, and the raising of extrusion ratio and high material recipient have improved service life and stability, satisfies the extruding tin silk requirement of tin lead or lead-free solder, also can produce profile shapes, anode stub or extruding tin bar

(b) master cylinder adopts plunger case and the quick oil cylinder of external that the F.F. and the rewind down of machine are provided, and keeps in repair very conveniently, has shortened the non-working time, enhance productivity,

(b) oil pump is immersed in the hydraulic oil, and the oil pump oil suction is abundant, and noise is little, and the floor space of joint is little, the machine compact appearance,

(c) the extruding center line is parallel with horizontal line, easily processes and assembles, and the extruding center line is easily adjusted and be indeformable,

(e) floating type front beam guarantees that extrusion axis is constant, can the not be squeezed influence of power of pull bar and front beam.

Description of drawings

Fig. 1 is the utility model structural representation,

Fig. 2 is the A-A profile of Fig. 1.

The specific embodiment

350 tons of solder stick extruders, by Fig. 1, shown in 2, comprise master cylinder (1), plunger (2), walking beam (4) pressure ram (6), pull bar (7), recipient (8), front beam (9), rosin tube (10), support (11), rosin pen (12), on, lower push rod (13), front end push rod (14), front end nut (15), outlet push rod (16), quick oil cylinder (17), prefill valve (18), hydraulic control device (19), big motor (20), small machine (21), cooler (22), electric control box (23), fuel tank (25) and loader (26), master cylinder is that plunger case passes through fixed mount (27) and is fixed by bolts on the support, the master cylinder diameter is in Φ 450～500mm plunger to be housed, seal with flange (3), the plunger front end is connected with walking beam by bolt, pressure ram is connected on the end face of walking beam by flange (5), the piston rod (not shown) of quick oil cylinder passes master cylinder and is connected with flange with plunger back-end, piston rod is realized moving forward and backward fast by quick oil cylinder under guiding, and realize that after the master cylinder oil-feed worker advances extruding, be equipped with and two prefill valves at the master cylinder rear portion, replenishes or discharge the hydraulic oil in the master cylinder when master cylinder F.F. or rewind down.

Recipient is installed on the front beam by nut, two ends, front beam bottom are stretched in the inboard concave station of the briquetting (24) that is fixed on the frame and are formed floating type the connection with support, two pull bar one ends pass the earhole bolting of the both sides of fixed mount, the other end is linked to be an elastic force balance framework with master cylinder, front beam, front beam moves along the direction of extrusion during pull bar applied elongation, after the extensive change life size of pull bar, front beam is got back to the origin-location again, this structure guarantees that extrusion axis is constant, can the not be squeezed influence of power of pull bar and front beam.

Recipient is selected the 5CrMrMo forged steel for use, quenching little firmly is HRC40 ± 2, has improved intensity and hardness plasticity and toughness, satisfies the extruding of the high ashbury metal of hardness, pressure ram is selected H13 for use, hardness is HRC50 ± 2, and 1mm H13 layer is covered in its cylindrical weldering, and hardness is the HB200 material, can guarantee that recipient does not scratch, long-term use is indeformable, not eccentric, has improved the life-span.

Rosin pen, last lower push rod, outlet push rod are the assembling of " ten " cabinet frame at the recipient front end, front end nut is connected with the recipient tail end by buttless thread, tin bar can only be extruded from the outlet mould, can remove the clout in the recipient after the dismounting, the front end push rod is used for " cross " and the reciprocal supporting force of extruding force, the rosin pen is connected with pipe joint with the rosin tube, when extruding with tube in rosin be filled into the solder stick core, last lower push rod and front end push rod are used for fixing and adjust a rosin position, make rosin core energy Huaihe River really in tin silk center.

Big motor and small machine are the flange form motor, are inverted and are installed in fuel tank top, and the two motors oil pump interior with being immersed in fuel tank is connected, and provides pressure oil to pressure ram.

Hydraulic control device is formed pressure, the flow of controlling hydraulic oil by constant displacement pump, electromagnetic relief valve and digital speed-control valve (not shown), cooperates electric control box, the work of operating machines.Cooler is used for cooling oil temperature, makes machine in 24 corpusculum non-stop runs, keeps oily Wen Buhui too high.

Electric control box is by the control of Programmable Logic Controller (not shown), and the complete machine running realizes automation, digitlization and Long-distance Control, and temperature control system adopts solid-state relay and temperature control instrument.

The course of work:

Feeding device (26) with the tin bar automatic charging after, the oil pump that small machine is connected with big motor is simultaneously to the hydraulic system fuel feeding, by hydraulic valve to quick oil cylinder fuel feeding, making piston rod promote the walking beam pressure ram advances fast along pull bar, when extruding masthead master cylinder behind the tin bar begins oil-feed, motive force by master cylinder and the common generation of oil cylinder is fast extruded tin bar in the outlet push rod in recipient the outlet mould, rosin is extruded in the lump through rosin pen and ashbury metal simultaneously, by the electric control box Controlled by Programmable Controller, the complete machine running realizes automation, digitlization and Long-distance Control.

Claims

1,350 tons of solder stick extruders, comprise master cylinder (1), plunger (2), walking beam (4) pressure ram (6), pull bar (7), recipient (8), front beam (9), rosin tube (10), support (11), rosin pen (12), upper and lower push rod (13), front end push rod (14), front end nut (15), outlet push rod (16), quick oil cylinder (17), prefill valve (18), hydraulic control device (19), big motor (20), small machine (21), cooler (22), electric control box (23), fuel tank (25) and loader (26), it is characterized in that:

(a) master cylinder is that plunger case passes through fixed mount (27) and is fixed by bolts on the support, the master cylinder diameter is in Ф 450～500mm plunger to be housed, seal with flange (3), the plunger front end is connected with walking beam by bolt, pressure ram is connected on the end face of walking beam by flange (5), the piston rod of quick oil cylinder passes master cylinder and is connected with flange with plunger back-end, and two prefill valves are equipped with at the master cylinder rear portion;

2, extruder according to claim 1 is characterized in that described recipient selects the 5CrMrMo forged steel for use, and quenching hardness is HRC40 ± 2, and pressure ram is selected H13 for use, and hardness is HRC50 ± 2, and 1mm H13 layer is covered in its cylindrical weldering, and hardness is the HB200 material.