CN103128197B - Multi-specification movement alignment mechanism of reinforcement bar straightening machine - Google Patents

Abstract

The invention discloses a multi-specification movement alignment mechanism of a reinforcement bar straightening machine. The multi-specification movement alignment mechanism of the reinforcement bar straightening machine comprises a rack, and a multi-thread steel-bar straightening group is arranged between an inlet guide pipe and an outlet guide pipe. Two sides of the multi-thread steel-bar straightening group are fixed at a connecting board of an alignment group, two outer side faces of the connecting board of the alignment group are respectively fixed at one ends of multiple steel-bar guide pipes with different hole diameters, and the other ends of the multiple steel bars are respectively fixed at two movable blocks, the two movable blocks are respectively arranged at two sliding channels of the rack in a sliding mode, and the two movable blocks are respectively connected with two reciprocating motion mechanisms which are operated synchronously. The multi-specification movement alignment mechanism of the reinforcement bar straightening machine has the advantages that when steel bars of different diameters are aligned, only the two movable blocks needing to be moved and one of the specification steel-bar guide pipes and one of specification steel-bar alignment roller ways are enabled to be directly faced at the inlet guide pipe and the outlet guide pipe to achieve alignment of steel bars of different specifications, the multi-specification movement alignment mechanism of the reinforcement bar straightening machine is small in impaction, stable in transmission, and labor-saving and time-saving in alignment, and a tensioning roller arranged on the rack enables a chain to achieve a best tensioning effect.

Description

Multi-standard mobile straightening mechanism of steel bar straightening machine

technical field

The invention relates to a steel bar straightening machine, in particular to a multi-standard mobile straightening mechanism of the steel bar straightening machine.

Background technique

The straightening mechanism of the steel bar straightening machine in the prior art adopts a wheel-type straightening mechanism, and its structure includes: a row of longitudinal straightening rollers and a row of horizontal straightening rollers, and the straightening direction and transverse direction of the longitudinal straightening rollers The straightening directions of the straightening rollers are perpendicular to each other; the row of longitudinal straightening rollers and the row of horizontal straightening rollers have the same structure, and both include: a plurality of fixed straightening wheels hinged on the frame and arranged at intervals ; A plurality of adjustable straightening wheels with adjustment devices are arranged above the gap between the adjacent fixed straightening wheels.

The above-mentioned prior art wheel-type straightening mechanism has the following defects: it is necessary to adjust the relative position of the adjustable straightening wheels when replacing steel bars, the adjustment range of the adjustable straightening wheels is small, and it cannot adapt to large size changes and small batches. The wheel is time-consuming and labor-intensive, the labor intensity of the workers is high, the safety production work coefficient is low, the adjustment is inconvenient, and it cannot be well adapted to the requirements of multi-spec and small batches.

Contents of the invention

The purpose of the present invention is to overcome the deficiencies of the above-mentioned technologies, and provide a multi-row straightening roller table for adjusting various specifications of steel bars between the entrance and exit of the steel bar, and adapt to multi-standard steel bars by moving the multi-row straightening roller table For straightening, it has a simple and practical structure, convenient adjustment, and a multi-standard mobile straightening mechanism of the steel bar straightening machine with stable transmission.

The technical solution to solve the above technical problems is: a multi-standard mobile straightening mechanism of a steel bar straightening machine, the multi-standard mobile straightening mechanism includes: a frame; an inlet conduit and an outlet for axially fixing the steel bars on the frame Conduit, a multi-line steel bar straightening group is arranged between the inlet duct and the outlet duct; the multi-line steel bar straightening group includes multiple rows of straightening rollers for adjusting steel bars of various specifications, and multiple rows of straightening rollers Set at intervals and in parallel, the two sides of the multi-line steel bar straightening group are fixed on the straightening group connecting plate, and one end of multiple steel bar conduits with different apertures are respectively fixed on the two outer sides of the straightening group connecting plate, and the multiple steel bar tubes correspond to the multi-line Multi-row straightening roller table for steel bars of different specifications on the steel bar straightening group, the other ends of multiple steel bar guides are respectively fixed on two moving blocks with the same structure, and the two moving blocks are respectively slidingly fitted on the frame with symmetrical positions In the two slideways, the two moving blocks are respectively connected to the two reciprocating moving mechanisms running synchronously;

The multi-line steel bar straightening group includes a vertical straightening roller group and a horizontal straightening roller group whose straightening directions are perpendicular to each other and have the same structure. Both the longitudinal straightening roller group and the horizontal straightening roller group are connected to the connecting plate Inner side; the plurality of steel bar guides fixed on the two outer surfaces of the connecting plate of the straightening group respectively correspond to the multi-row straightening roller table of the steel bars of different specifications of the longitudinal straightening roller group and the horizontal straightening roller group.

The beneficial effects of the present invention are: multiple sets of straightening mechanisms of the present invention are arranged on the synchronous moving mechanism, and each type of steel bar corresponds to a row of longitudinal straightening rollers and a row of horizontal straightening rollers. When replacing steel bars with different diameters, only It is necessary to move two moving blocks to drive the steel bar guides with different apertures and the multi-line steel bar straightening group to move and align, so that one of the standard steel bar guides and one standard steel bar straightening roller are aligned with the inlet guide and the outlet guide to achieve different alignment. Straightening of standard steel bars; the invention has small start-up impact and stable transmission; straightening saves time and effort, and the tensioning wheel set on the frame makes the chain achieve the best tensioning effect, with high safety production coefficient, clean and environmental protection , The advantages of easy adjustment.

Description of drawings

Fig. 1 is the front view of the present invention;

Fig. 2 is the top view of Fig. 1;

Fig. 3 is the B-B sectional view of Fig. 1;

Fig. 4 is the C-C sectional view of Fig. 1;

Fig. 5 is A-A sectional view of Fig. 1;

Fig. 6 is the structural representation of moving block connecting seat;

Figure 7 is an enlarged view of part P in Figure 3;

Fig. 8 is a D-D sectional view of Fig. 1, showing the structure in which the moving block is arranged in the slideway of the frame.

"Description of Serial Numbers in the Attached Drawings"

1: rack; 2: moving block connecting seat; 3: geared motor; 5: driving shaft; 6: first driving sprocket; 7: first chain; 8: first tensioning sprocket; 9: first expansion Tightening sprocket seat; 10: first driven sprocket; 11: first driven sprocket shaft; 12: longitudinal straightening roller group; 13: horizontal straightening roller group; 14: slideway; 15: second driven Sprocket shaft; 16: seat bearing; 18: second driving sprocket; 19: second driven sprocket; 20: second tensioning sprocket; 21: second tensioning sprocket seat; 23: second chain ; 24: adjusting screw; 31: traction mechanism; 40: straightening group connecting plate; 41: moving block; 50a: the first reinforcement conduit; 50b: the second reinforcement conduit; 50c: the third reinforcement conduit; 50d: the fourth reinforcement Conduit; 50e: fifth reinforcement conduit; 51: inlet conduit; 55: outlet conduit; 60: multi-line reinforcement straightening group; 72: reinforcement.

Detailed ways

Embodiments of the present invention will be further described below in conjunction with the accompanying drawings.

The present invention provides a multi-standard mobile straightening mechanism of a steel bar straightening machine. The multi-standard mobile straightening mechanism includes: a frame 1; an inlet conduit 51 and an outlet conduit 55 for axially fixing a steel bar 72 on the frame 1 .

Between the inlet conduit 51 and the outlet conduit 55, a multi-line steel bar straightening group 60 is arranged; the multi-line steel bar straightening group 60 includes a multi-row straightening roller table for respectively adjusting various specifications of steel bars, and the multi-row straightening The roller tables are spaced and arranged in parallel, and the two sides of the multi-line steel bar straightening group 60 are fixed on the straightening group connecting plate 40, and a plurality of steel bar conduits of different apertures are respectively fixed on the two outer surfaces of the straightening group connecting plate 40 (i.e. the first steel bar Conduit 50a, the second reinforcement conduit 50b, the 3rd reinforcement conduit 50c, the 4th reinforcement conduit 50d, the 5th reinforcement conduit 50e) one end, a plurality of reinforcement conduits (namely the first reinforcement conduit 50a, the second reinforcement conduit 50b, the 3rd reinforcement conduit Conduit 50c, the 4th reinforcing bar conduit 50d, the 5th reinforcing bar conduit 50e) correspond respectively to the multi-row straightening roller table of the steel bar of different specification on the multi-line reinforcing bar straightening group 60, a plurality of reinforcing bar conduits (being the first reinforcing bar conduit 50a, the 2nd reinforcing bar conduit The other ends of the second reinforcement conduit 50b, the third reinforcement conduit 50c, the fourth reinforcement conduit 50d, and the fifth reinforcement conduit 50e) are respectively fixed on two moving blocks 41 with the same structure, and the two moving blocks 41 are slidingly fitted on the machine respectively. In the two symmetrical slideways 14 on the frame 1, two moving blocks 41 are respectively connected to two reciprocating moving mechanisms that operate synchronously.

The multi-line steel bar straightening group 60 includes a longitudinal straightening roller group 12 and a horizontal straightening roller group 13 whose straightening directions are perpendicular to each other and have the same structure, and the longitudinal straightening roller group 12 and the horizontal straightening roller group 13 are connected to Straightening group connecting plate 40 inner side; Straightening group connecting plate 40 two lateral surfaces fixing a plurality of reinforcement conduits (being the first reinforcement conduit 50a, the second reinforcement conduit 50b, the 3rd reinforcement conduit 50c, the 4th reinforcement conduit 50d, The fifth steel bar conduit 50e) is respectively corresponding to the multi-row straightening roller tables of the longitudinal straightening roller group 12 and the horizontal straightening roller group 13 of steel bars of different specifications.

The two moving blocks 41 are respectively connected to the first group of sprocket chain transmission mechanism arranged on one side close to the inlet duct 51 and the second group of sprocket chain transmission mechanism arranged on the side close to the outlet duct 55; The sprocket chain transmission mechanism comprises: the first driving sprocket 6, the first driven sprocket 10, the first chain 7 fitted on the first driving sprocket 6 and the first driven sprocket 10; The set sprocket chain transmission mechanism comprises: the second driving sprocket 18, the second driven sprocket 19, the second chain 23 fitted on the second driving sprocket 18 and the second driven sprocket 19; The sprocket 6 and the second driving sprocket 18 are connected on the same driving shaft 5, the driving shaft 5 is hinged on the frame 1 through the seat bearing 16, and one end thereof is connected to the output end of the reduction motor 3, and the reduction motor 3 is provided with the frame 1 On; the first driven sprocket 10 is hinged on the first driven sprocket shaft 11, and the first driven sprocket shaft 11 is fixed on the frame 1; the second driven sprocket 19 is hinged on the second driven sprocket shaft 15 Above, the first driven sprocket shaft 15 is fixed on the frame 1; one end of the two moving blocks 41 is respectively fixed on one end of the moving block connecting seat 2, and the other end of the moving block connecting seat 2 is respectively fixed on the second On the first chain 7 and the second chain 23.

The first tensioning sprocket 8 and the second tensioning sprocket 20 with the same structure are respectively arranged on the first chain 7 and the second chain 23, the first tensioning sprocket 8 and the second tensioning sprocket 20 The first tensioning sprocket seat 9 and the second tensioning sprocket seat 21 are respectively installed on the first tensioning sprocket seat 9 and the second tensioning sprocket seat 21 through adjusting screw rods 24 , and the first tensioning sprocket seat 9 and the second tensioning sprocket seat 21 are fixed on the frame 1 .

More specifically, as shown in Figures 1 to 5, the multi-strand steel bar straightening group 60 includes a longitudinal straightening roller group 12 and a horizontal straightening roller group 13 whose straightening directions are perpendicular to each other and have the same structure. Group 12 and horizontal straightening roller group 13 respectively include multiple rows of straightening roller tables for straightening steel bars of different specifications, and the multiple rows of straightening roller tables are spaced and arranged in parallel, and each row of straightening roller tables includes a row The structure of the longitudinal straightening roller and a row of horizontal straightening rollers includes: a plurality of fixed straightening wheels hinged on the frame and arranged at intervals, and a plurality of adjustable straightening wheels are arranged above the gap between adjacent fixed straightening wheels. Straight wheels, adjustable Straightening wheels are mounted on adjustable units.

The working process of the present invention is described below: start the reduction motor 3 to rotate and drive, and the driving shaft 5 rotates to drive the first chain 7 and the second chain 23 in the first group of sprocket chain transmission mechanism and the second group of sprocket chain transmission mechanism to move synchronously , the moving block connecting seat 2 moves thereupon, and the two moving blocks 41 move along the two roads 14 respectively, and also drive a plurality of reinforcing bar conduits (i.e. the first reinforcing bar conduit 50a, the second reinforcing bar conduit 50b, the third reinforcing bar conduit 50c, the third reinforcing bar conduit Four reinforcement conduits 50d, the fifth reinforcement conduit 50e), straightening group connecting plate 40 and multi-line reinforcement straightening group 60 move synchronously together, so that a plurality of reinforcement conduits of different apertures (i.e. the first reinforcement conduit 50a, the second reinforcement conduit 50b, the third reinforcement conduit 50c, the fourth reinforcement conduit 50d, and the fifth reinforcement conduit 50e) are aligned with the inlet conduit 51 and the outlet conduit 55 to realize straightening of different specifications of reinforcement.

In order to prevent the chain from loosening, the present invention is provided with a chain tensioning mechanism, and by changing the length of the adjusting screw 24, changing the positions of the first tensioning sprocket 8 and the second tensioning sprocket 20 to realize the tensioning of the chain.

In order to save space, the first group of sprocket chain transmission mechanism, the second group of sprocket chain transmission mechanism and the multi-line steel bar straightening group 60 are arranged obliquely, with small footprint and convenient operation.

The traction mechanism 31 in the figure is a driving mechanism that pulls the steel bar 72 to move.

Claims (3)

1. A multi-standard mobile straightening mechanism of a steel bar straightening machine, said multi-standard mobile straightening mechanism comprising: a frame (1); an inlet conduit (51) axially fixing the reinforcing bar on the frame (1) And outlet conduit (55), it is characterized in that, between described inlet conduit (51) and outlet conduit (55), be provided with multi-line steel bar straightening group (60); Described multi-line steel bar straightening group (60) It includes multiple rows of straightening roller tables for adjusting steel bars of various specifications respectively, and the multiple rows of straightening roller tables are arranged at intervals and in parallel. One end of a plurality of steel bar conduits (50a, 50b, 50c, 50d, 50e) of different apertures is respectively fixed on the two outer surfaces of the straightening group connecting plate (40), and a plurality of steel bar conduits (50a, 50b, 50c, 50d, 50e) correspond to The multi-row straightening roller tables of different specifications of steel bars on the multi-line steel bar straightening group (60), the other ends of a plurality of steel bar conduits (50a, 50b, 50c, 50d, 50e) are respectively fixed on two moving blocks ( 41), the two moving blocks (41) are slidingly fitted in two symmetrical slideways (14) on the frame (1), and the two moving blocks (41) are respectively connected to two reciprocating on the mobile mechanism; The multi-line steel bar straightening group (60) includes a vertical straightening roller group (12) and a horizontal straightening roller group (13) whose straightening directions are perpendicular to each other and have the same structure, and a vertical straightening roller group (12) and a horizontal straightening roller group (13). Straightening roller group (13) is all connected in straightening group connecting plate (40) inboard; A plurality of steel bar conduits (50a, 50b, 50c, 50d, 50e) fixed on straightening group connecting plate (40) two lateral surfaces respectively A multi-row straightening roller table corresponding to steel bars of different specifications in the longitudinal straightening roller group (12) and the horizontal straightening roller group (13). 2. The multi-standard mobile straightening mechanism of a steel bar straightening machine according to claim 1, characterized in that, the two moving blocks (41) are respectively connected to the first one on the side close to the inlet conduit (51). One group of sprocket chain transmission mechanism and the second group of sprocket chain transmission mechanism arranged on one side close to the outlet conduit (55); the first group of sprocket chain transmission mechanism includes: the first driving sprocket (6), the second A driven sprocket (10), the first chain (7) fitted on the first driving sprocket (6) and the first driven sprocket (10); the second group of sprocket chain transmission mechanism includes : the second driving sprocket (18), the second driven sprocket (19), the second chain (23) fitted on the second driving sprocket (18) and the second driven sprocket (19); The first driving sprocket (6) and the second driving sprocket (18) are connected on the same driving shaft (5), and the driving shaft (5) is hinged on the frame (1), and one end thereof is connected to the reduction motor (3) output end, the reduction motor (3) is set on the frame (1); the first driven sprocket (10) and the second driven sprocket (19) are respectively hinged on the frame (1); the two One end of the moving block (41) is respectively fixed on one end of the moving block connecting seat (2), and the other end of the moving block connecting seat (2) is respectively fixed on the first chain (7) and the second chain (23). 3. According to the multi-standard mobile straightening mechanism of a kind of steel bar straightening machine described in claim 2, it is characterized in that, the first chain (7) and the second chain (23) are respectively provided with the same structure The first tensioning sprocket (8) and the second tensioning sprocket (20), the first tensioning sprocket (8) and the second tensioning sprocket (20) are installed on the On the first tensioning sprocket seat (9) and the second tensioning sprocket seat (21), the first tensioning sprocket seat (9) and the second tensioning sprocket seat (21) are fixed on the frame (1) superior.