CN2442769Y - Cold-rolling machine tool for ribbed reinforced bar - Google Patents

Abstract

The utility model relates to a cold-rolling machine tool for a ribbed reinforced bar. A left and a right guide wheels are respectively arranged behind a first grade driving wire drawing wheel of a roller set and before a dry powder lubricating gear, and oblique angles of the left and the right guide wheels are corresponding, and thus a cold-rolling travel route of a steel bar is rectangularly bent twice. A transitional wheel is arranged behind a stress relieving mechanism, and the cold-rolling travel route of the steel bar is made to form an included angle, and is returned and wound on an overhead wire collecting bucket. The cold-rolling travel route of the steel bar is made to form a self-balanced equal triangular Y shape of the roller wheel set by the component layout. The utility model has the advantages of compact structure, reasonable layout, self-balanced torque of the rolling mill, simple operation, reliable work, convenient maintenance, high productive efficiency, easy installation and debugging, and remote control.

Description

The cold rolled reinforcing steel bar with ribs lathe

The utility model relates to a kind of cold rolled reinforcing steel bar with ribs lathe.

Produce that cold rolled reinforcing steel bar with ribs need pass through de-scaling, lubricates, cooling, wire drawing, tube reducing, roll operations such as rib, stress elimination, wire drawing, take-up, the equipment of existing cold rolled reinforcing steel bar with ribs is generally the straight line layout, exist the milling train floor space big, investment is high, the production cost height, energy consumption is big, is difficult for moving, shortcomings such as difficult installation, prior art have improvement, perfect necessity.

The purpose of this utility model is to overcome above-mentioned deficiency, a kind of lathe of improved cold rolled reinforcing steel bar with ribs is provided, but compact conformation, rationally distributed, realize milling train moment self-balancing, simple to operate, reliable operation, easy to maintenance, production efficiency is high, easy Installation and Debugging and far distance controlled.

The purpose of this utility model is achieved in that

A kind of cold rolled reinforcing steel bar with ribs lathe, this device comprises the de-scaling member, hot candied member, I level dry powder lubricating structure, rolling tube reducing mechanism, the I level is pulling wheel, II level dry powder lubricating structure initiatively, roll tube reducing shaping mechanism, the II level is pulling wheel initiatively, overhead take-up bucket, strain relief mechanism is characterized in that: described de-scaling member, hot candied member, dry powder lubricating structure, rolling tube reducing mechanism, I level initiatively pulling wheel are arranged in craspedodrome; Described dry powder lubricating structure, roll tube reducing shaping mechanism, II level initiatively pulling wheel, strain relief mechanism is arranged in another craspedodrome, initiatively respectively be provided with the corresponding left and right directive wheel in an oblique angle and make the steel bar cold rolling course form twice right angle bending after the pulling wheel with before the dry powder lubricating structure in the I level, be provided with a transition wheel and the steel bar cold rolling course had angle return and be wound on the overhead take-up bucket after strain relief mechanism, above-mentioned each member layout makes the steel bar cold rolling course form triangle Y shapes such as roll wheels self-balancing.

The purpose of this utility model can also realize by following measure:

Described each member is contained on the same frame, and it is corresponding with each member height that this frame is stairstepping.

Described I level active pulling wheel can be provided with the drawing road number of II level active pulling wheel, also twice can be set, and the number of corresponding rolling tube reducing mechanism can be one, also can be two.

Described strain relief mechanism is arranged at the frame below.

Described active pulling wheel and initiatively pulling wheel to be loaded on the both sides of same reductor coaxial with reductor; Described overhead take-up bucket is fixed in initiatively pulling wheel, and this overhead take-up bucket is truncated cone.

The utility model has following actively useful effect:

This device belongs to the passive type Y type three roller cold continuous rolling modes of production, other cold rolled reinforcing steel bar with ribs special processing equipment of the various level of rolling 4-12mm.

This device adopts the self-balancing triangle to arrange agent structure, realizes milling train moment self-balancing, and it is constant that the system roll force of making keeps substantially, vibrates little, stable working, reliable; Adopt wire drawing and the take-up of bipyramid in the face of claiming to arrange, make drawing moment big, the systemic circulation performance is good, realizes the coordinated movement of various economic factors that passive type Y type three rollers connection rolls; Arrange that on triangle Y type the roll wheels not only have the automatic centering function, and can isometrical synchro-feed, and have the self-locking function; Worm and gear micro-feed mechanism, speed ratio were up to 1: 27, and handwheel one circle drafts is not more than 0.037mm; Square or the cylindrical shape roll-box of Tape movement plate, before and after not only can realizing, left and right sides roll wheels symmetric arrangement, the self-balancing torsional moment, and can be combined into rolling main stress point with step combined type bearing and become horizontal plane to distribute, eliminate roller and pull out additional tensile stress in the process, prolong the roll wheels working life, reduce energy consumption, and improve stable working; Strain relief mechanism has the adjustable amplitude value function, makes the performance of finished product tensile strength of reinforcement and percentage elongation mutual restriction can change realization complementation within the specific limits by the adjustment of amplitude, more helps the raising of product qualified rate; The automatically controlled system of micro computer is adopted in design, makes system's operating control procedureization, realizes the possibility of single far away, short range independence safety operation, has both saved personnel, improves the security that device moves again.

Now in conjunction with the accompanying drawings:

Fig. 1 is the overall structure schematic top plan view of this device;

Fig. 2 is that schematic diagram is looked on the critical piece left side of Fig. 1;

Fig. 3 is that schematic diagram is looked on the critical piece right side of Fig. 1;

Accompanying drawing number:

1. de-scaling mechanism 2. hot candied parts 3. I level dry powder lubricating structures

4.R the arc grooved roller rolls initiatively pulling wheel (drawing bucket) of tube reducing mechanism 5. I levels

6. reductor 7. right directive wheel 8. left directive wheels

9. II level dry powder lubricating structure 10. rolling tube reducing shaping mechanisms

11. the II level is pulling wheel (drawing bucket) 12. overhead take-up buckets initiatively

13. stress is eliminated (amplitude is adjustable) mechanism 14. transition wheels

15. take-up stand (finished product is tied up frame)

Please refer to Fig. 1, Fig. 2, Fig. 3, the utility model is a kind of cold rolled reinforcing steel bar with ribs lathe, and this device comprises de-scaling member 1, hot candied member 2, I level dry powder lubricating structure 3, rolling tube reducing mechanism 4, the I level is pulling wheel 5, II level dry powder lubricating structure 9 initiatively, roll tube reducing shaping mechanism 10, the II level is pulling wheel 11 initiatively, overhead take-up bucket 12, strain relief mechanism 13, described de-scaling member 1, hot candied member 2, dry powder lubricating structure 3, rolling tube reducing mechanism 4, I level initiatively pulling wheel 5 are arranged in craspedodrome; Described dry powder lubricating structure 9, roll tube reducing shaping mechanism 10, II level initiatively pulling wheel 11, strain relief mechanism 13 is arranged in another craspedodrome, initiatively respectively be provided with the corresponding left and right directive wheel 7,8 in an oblique angle and make the steel bar cold rolling course form twice right angle bending after the pulling wheel 5 with before the dry powder lubricating structure 9 in the I level, be provided with a transition wheel 14 and the steel bar cold rolling course had angle return and be wound on the overhead take-up bucket 12 after strain relief mechanism 13, above-mentioned each member layout makes the steel bar cold rolling course form triangle Y shapes such as roll wheels self-balancing.

Described each member is contained on the same frame, and it is corresponding with each member height that this frame is stairstepping.

Described I level active pulling wheel 5 can be provided with the drawing road number of II level active pulling wheel 11, also twice can be set, and the number of corresponding rolling tube reducing mechanism 4 can be one, also can be two.

Described strain relief mechanism 13 is arranged at the frame below.

Described active pulling wheel 5 and initiatively pulling wheel 11 to be loaded on the both sides of same reductor 6 coaxial with reductor; Described overhead take-up bucket 12 is fixed in initiatively pulling wheel 11, and this overhead take-up bucket 12 is truncated cone.

Design feature of the present utility model:

(1) the overhead bearing of combined type channel-section steel makes wire-unfolding rack center height to 1370mm up to 1050mm, can realize semi-automatic unwrapping wire.The bearing staircase structural model makes roll center and pulling wheel inlet wire point at same horizontal level, prevents the additional tensile stress of drawing process.

(2) wire drawing of bipyramid face and take-up pulley have two-way cone tank structure, make wire drawing and the take-up all can be under the taper surface effect, wind the line automatic one to pound and substitute one and pound nonoverlapping smooth passing, realize continuous automatic job.

(3) the square roll-box of Tape movement plate can be realized the symmetric arrangement of roll stacks all around, and the roll wheels were in best operational position before and after self-balancing torsional moment, movable plate structure can realize.Reduce the twisting error of reinforcing bar.

(4) etc. triangle Y type arranges that the roll wheels have the function of automatic centering, is convenient to realize flat triangle pass, the adjustment of arc triangle pass and circular hole, and can realize radial feed synchronously, pass is remained unchanged.Simultaneously, the pass schedule that is adopted on triangle Y type three rolls has well " flexibility ", metal spreads and the tension force mutual restriction in the operation of rolling, different materials spread characteristic with the influencing each other of tension force under compensated automatically, more help unlike material, many descriptions, the production of small lot.

(5) the worm and gear micro-feed mechanism has 1: 27 speed ratio propagation function, makes handwheel one circle drafts be not more than 0.037mm.

(6) the self-balancing triangle arrange agent structure can realize milling train moment self-balancing, compact conformation, simple to operate, easy to maintenance, occupation area of equipment is little, easy Installation and Debugging.

(7) stress is eliminated the amplitude adjustable mechanism, can realize that the finished product reinforcing bar stands the adjustment of forward and back-flexing deformation extent, makes finished product tensile strength of reinforcement adjusting range at 20-30MPa, and percentage elongation becomes possibility in 2% range.

(8) powerful cooling system adopts the pressures cycle cooling water, and continuous cooling friction high temperature is paid and the roll hot zone, can guarantee the lubricating condition of emphasis fastness and in time cool off reinforcing bar and roller surface, improves the qualification rate of finished product tensile strength of reinforcement and product.

(9) semi-automatic pay off rack is formed after being rigidly connected by overhead take-up pulley and bearing support, utilizes the loose power of resilience of reinforcing bar, can raise the efficiency from overhead automatic unwrapping wire to bearing support, reduces labor intensity, saves hanging device.

(10) the automatically controlled system of micro computer adopts micro-computer technology, utilizes two-way control, realizes the distant formula control of short-range operation and long haul radio, improves the security of equipment work, reduces operating personnel's quantity.

The course of work of the present utility model:

By accompanying drawing as can be seen, reinforcing bar to be rolled at first enters de-scaling mechanism 1 by pay off rack, through three winding and frictions that are mutually the fixed pulley of level and vertical direction distribution, under the serial action of stretching and compression stress, make the squamous oxide skin explosion of rebar surface and come off, after passing through the secondary descaling steel of wire brush and reverse wheel again, enter hot candied parts 2 and carry out the definite value drawing, make the rebar surface rule, rounding, and in I level dry powder lubricating structure 3, fully contact and rub with lubricant, the lubriation material that adheres to q.s enters R arc grooved roller and rolls tube reducing mechanism 4, triangle Y types such as this mechanism has are arranged the roll wheels, can isometrical feeding and worm gear is arranged, the worm screw micro-feed mechanism, it is big to depress power, the precision height, easy to adjust.Reinforcing bar is behind the secondary tube reducing, enter I level active pulling wheel 5 with biconical surface structure, behind the 2-3 circle, through left and right directive wheel 7 and 8, enter II level dry powder lubricating structure 9, contact with lubriation material again with friction and adhere to the lubricant of q.s after, enter rolling tube reducing shaping mechanism 10, pass through the rolling of plain-barreled roll and ribbed roller respectively, finished the process of a rolling tube reducing and a rib moulding substantially.Ribbed Bar after the moulding enters initiatively pulling wheel 11 of II level, behind the 2-3 circle, enters stress and eliminates amplitude adjustable mechanism 13 again; carry out the elimination of internal stress, and, enter overhead take-up bucket 12 by middle transition wheel 14; after reaching the bundled weight of regulation; can under stopped status, utilize the loose screen resilience of steel wire, from the direct unwrapping wire of overhead take-up bucket to take-up stand 15; tie and roll; after listing and weighing, promptly can be used as the finished product warehouse-in, finish whole operations of rolling thus.

Claims (5)

1. cold rolled reinforcing steel bar with ribs lathe, this device comprises de-scaling member (1), hot candied member (2), I level dry powder lubricating structure (3), rolling tube reducing mechanism (4), the I level is pulling wheel (5), II level dry powder lubricating structure (9) initiatively, roll tube reducing shaping mechanism (10), the II level is pulling wheel (11) initiatively, overhead take-up bucket (12), strain relief mechanism (13) is characterized in that: described de-scaling member (1), hot candied member (2), dry powder lubricating structure (3), rolling tube reducing mechanism (4), I level initiatively pulling wheel (5) are arranged in craspedodrome; Described dry powder lubricating structure (9), roll tube reducing shaping mechanism (10), the II level is pulling wheel (11) initiatively, strain relief mechanism (13) is arranged in another craspedodrome, respectively be provided with a left side accordingly, an oblique angle before with dry powder lubricating structure (9) afterwards at I level active pulling wheel (5), right directive wheel (7), (8) make the steel bar cold rolling course form twice right angle bending, be provided with a transition wheel (14) afterwards and the steel bar cold rolling course had angle return and be wound on the overhead take-up bucket (12) at strain relief mechanism (13), above-mentioned each member layout makes the steel bar cold rolling course form triangle Y shapes such as roll wheels self-balancing.

2. cold rolled reinforcing steel bar with ribs lathe as claimed in claim 1 is characterized in that: described each member is contained on the same frame, and it is corresponding with each member height that this frame is stairstepping.

3. cold rolled reinforcing steel bar with ribs lathe as claimed in claim 1, it is characterized in that: described I level active pulling wheel (5) and II level initiatively the drawing road number of pulling wheel (11) can be provided with together, also twice can be set, the number of corresponding rolling tube reducing mechanism (4) can be one, also can be two.

4. cold rolled reinforcing steel bar with ribs lathe as claimed in claim 1 is characterized in that: described strain relief mechanism (13) is arranged at the frame below.

5. cold rolled reinforcing steel bar with ribs lathe as claimed in claim 1 is characterized in that: described active pulling wheel (5) and initiatively pulling wheel (11) to be loaded on the both sides of same reductor (6) coaxial with reductor; Described overhead take-up bucket (12) is fixed in initiatively pulling wheel (11), and this overhead take-up bucket (12) is truncated cone.

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