CN201618823U

CN201618823U - Automatic Steel bar shearing length sizing device with chain type cover plate

Info

Publication number: CN201618823U
Application number: CN2010201455603U
Authority: CN
Inventors: 舒开泰
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-03-29
Filing date: 2010-03-29
Publication date: 2010-11-03
Anticipated expiration: 2020-03-29

Abstract

The utility model relates to an automatic steel bar shearing length sizing device with a chain type cover plate, which belongs to the field of steel bar straightening and cutting machines, and is characterized in that a left mounted driven chain wheel and a right mounted driving chain wheel are respectively mounted above extension lines of the left side and the right side of the central line of a semi-closed channel between a front guide plate and a rear guide plate, and a servomotor with a speed reducer is mounted on the driving chain wheel for driving the driving chain wheel; chain joints are respectively mounted on the left side and the right side of a cross beam at the lower part of a frame type trolley, a chain is mounted between the driven chain wheel and the driving chain wheel, two ends of the chain bypass the driven chain wheel and the driving chain wheel respectively, and then are correspondingly connected with the chain joints on the frame type trolley for forming a chain ring, the chain section at the lower part of the chain ring is positioned in a rectangular channel formed by grooves on two inner sides of the front guide plate and the rear guide plate, and a puller bolt and a nut are mounted on a support of the driving chain wheel so as to constitute a chain tensioning device. The automatic steel bar shearing length sizing device not only has convenient use, accurate sizing and high degree of automation, but also has safety, reliability, wide range of applications and high production efficiency.

Description

The bar cutting length automatic gauging device that has the chain type cover plate

Technical field

The utility model belongs to concrete-bar straightening and cutting machine, especially relates to a kind of length measuring device of bar cutting length.

Background technology

Reinforcing bar length scaling device on the existing concrete-bar straightening and cutting machine, mainly form by the positioning seat and the signal seat that are fastened on the stock guide of back, the signal seat mainly is made up of signal swing arm and shear signal switch etc., the signal swing arm is swung around the signal arm shaft, and by signal seat spring reset, in addition, between signal seat and shear knife, the closed channel that passes through of reinforcing bar vertical bar that allows behind the aligning is arranged, this closed channel is by preceding stock guide, back stock guide, Dump gate and some minor flaps constitute, in the groove before minor flaps is installed between stock guide and the stock guide inboard, back, its quantity is by the shearing length decision of required reinforcing bar vertical bar, last piece minor flaps compresses with the minor flaps briquetting, scurries out from above to prevent the loosening back of minor flaps reinforcing bar vertical bar, and the minor flaps briquetting is fastened on the stock guide of back equally; When the reinforcing bar vertical bar behind the aligning with speed V by the closed channel that constitutes by preceding stock guide, back stock guide, Dump gate and some minor flaps after, at first promoted the lower end of signal swing arm, the upper end and the shear signal switch of signal swing arm are separated, like this, the shear signal switch has just sent shear signal to cutting mechanism, after the reinforcing bar vertical bar pushed up positioning seat, the reinforcing bar vertical bar was cut off.The shortcoming of this length measuring device is: when the length of change shear reinforcement vertical bar, also need manual operations, promptly will be with manually coming running fix seat and signal seat, the quantity that also will change minor flaps changes the length of closed channel, relatively bother, increased working strength of workers, the shearing radical of especially more and each length in the length kind of shear reinforcement vertical bar more after a little while, operating efficiency will descend.For this reason, people have developed " bar cutting automatic sizing mechanism of reinforcing " again, utility model patent 200820145062.1 discloses a kind of bar cutting automatic sizing mechanism of reinforcing, it is characterized in that: positioning seat and signal seat are installed in movably on the frame dolly, and stock guide and the back width between the stock guide was in the gallery of Kmm before positioning seat and signal seat were in, and in this gallery move left and right.Simultaneously, removed minor flaps, at preceding stock guide and back the center line of the passage between the stock guide above a trolley track made from square tube has been installed, four V-arrangement rollers are housed on the top of frame dolly, four V-arrangement roller clips are held on the trolley track, and the frame dolly just can be along the trolley track move left and right; Like this, be installed in positioning seat on the frame dolly and signal seat also thereupon the width between preceding stock guide, back stock guide be move left and right in the gallery of Kmm, Second Mate's air-actuated band brake also is equipped with on top at the frame dolly, when positioning seat and signal seat need be fixed on certain position, air-actuated band brake is just embraced trolley track, realizes the fixing of frame dolly and positioning seat and signal seat; This frame dolly is with the traction back along the trolley track move left and right synchronously, band is installed in the next door of frame dolly synchronously, and move by active synchronization belt wheel and passive and synchronous belt wheel tensioning post-tensioning moving frame type dolly, the active synchronization belt wheel is by driven by servomotor, after electrical control, the frame dolly can move to our needed scale position to positioning seat and signal seat, thereby has realized the purpose of automatic gauging.But this " bar cutting automatic sizing mechanism of reinforcing " can only be applicable to the automatic gauging of diameter greater than the reinforcing bar vertical bar of (K+1) mm, this K is when the reinforcing bar vertical bar behind the aligning passes through in a semiclosed passage that is made of preceding stock guide, back stock guide and Dump gate, above this semiclosed passage, the width that allows the slype that positioning seat and signal seat pass through that must reserve; The reinforcing bar vertical bar of every diameter≤Kmm all can scurry out from this width is the slype of Kmm, and, the reinforcing bar vertical bar of mm of diameter=(K+1) also is easy to scurry out from this width is the slype of Kmm, like this, not only influenced the normal operation of equipment and production, but also it is very dangerous, therefore, the scope of application of this automatic sizing mechanism of reinforcing is very little, in actual use, generally selects K=6, at this moment, this automatic sizing mechanism of reinforcing can only be used for the scale that diameter is the reinforcing bar vertical bar of φ 8mm-φ 11mm, all can not use for the reinforcing bar vertical bar of diameter≤φ 7mm, also is difficult to use for the reinforcing bar vertical bar of diameter 〉=φ 12mm.

Summary of the invention

The purpose of this utility model provides a kind of bar cutting length automatic gauging device that has the chain type cover plate, and not only easy to use, scale is accurate, the automaticity height, and also safe and reliable, the scope of application is wide, the production efficiency height.

The purpose of this utility model is achieved like this: a kind of bar cutting length automatic gauging device that has the chain type cover plate, comprise track, frame dolly, signal seat, V-arrangement roller, air-actuated band brake, positioning seat, preceding stock guide, back stock guide and Dump gate, positioning seat and signal seat are installed in movably on the frame dolly; And before positioning seat and signal seat are in again in stock guide and the back passage between the stock guide, at preceding stock guide and back the center line of the passage between the stock guide above a trolley track made from square tube has been installed, four V-arrangement rollers are housed on the top of frame dolly, four V-arrangement roller clips are held on the trolley track, and the frame dolly is along the trolley track move left and right; Like this, be installed in positioning seat on the frame dolly and signal seat just can be in the passage between preceding stock guide, the back stock guide move left and right, Second Mate's air-actuated band brake also is equipped with on top at the frame dolly, when positioning seat and signal seat need be fixed on certain position, air-actuated band brake is just embraced trolley track, realizes the fixing of frame dolly and positioning seat and signal seat.It is characterized in that: at preceding stock guide and back above the left and right sides extended line of the center line of the passage between the stock guide, use support respectively, chain pulley seat, bearing block and bearing (not drawing among the figure) are installed the drive sprocket of being put by the movable sprocket and the right side that put on a left side, the servomotor that has reductor is installed on the power shaft of drive sprocket, the driven by servomotor drive sprocket, installation is fixedly installed on the frame of concrete-bar straightening and cutting machine by the support of movable sprocket, and before the support that drive sprocket is installed is fixedly installed to, on the basis, the right lateral ground of back stock guide, be installed on the chain pulley seat by the bearing block of movable sprocket and drive sprocket and bearing, each chain pulley seat is corresponding rack-mount respectively; The left and right sides in the lower beam of frame dolly is installed chain joint respectively, between by movable sprocket and drive sprocket, chain is installed, the two ends, the left and right sides of this chain are walked around respectively and are connected with the corresponding chain joint in frame dolly bottom behind movable sprocket and the drive sprocket and form chain ring, and the bottom chain section that makes this chain ring be arranged in before formed rectangular channel between two grooves of stock guide and stock guide inboard, back, puller bolt and nut composition tensioning apparatus are installed with tension chain on the support of drive sprocket.

During work, tensioning apparatus is chain tension, just driving chain by the drive sprocket of driven by servomotor draws the frame dolly and moves, realize the function of automatic gauging, at this moment, reinforcing bar vertical bar behind the aligning is by preceding stock guide at one, back stock guide, move in the closed channel that Dump gate and chain constitute, (referring to Fig. 4) here, chain has just replaced the effect of minor flaps, and the reinforcing bar vertical bar just can not scurry out again, has both guaranteed safety in production, kept the normal operation of equipment again, in addition, chain has not only played the effect of minor flaps, has also automatically played the effect that minor flaps increases or reduces, guaranteed that automatic gauging can normally carry out continuously, so, 1), the length of the reinforcing bar vertical bar that each velamen cuts off is all very accurate, and its error in length can be less than or equal 1 millimeter.2), really realized having ensured safety by automatic gauging, improved production efficiency.3), the scope of application is wider, the diameter of reinforcing bar vertical bar can adopt this length measuring device from φ 2mm to φ 16mm even thicker reinforcing bar vertical bar.

The bar cutting length automatic gauging device that has the chain type cover plate that the utility model proposes, rational in infrastructure, easy to use, length scaling is very accurate, has ensured safety, has improved production efficiency, and is applied widely.

Now in conjunction with the accompanying drawings and embodiments the bar cutting length automatic gauging device that has the chain type cover plate that the utility model proposed is further described.

Description of drawings

Fig. 1 is that the master of the bar cutting length automatic gauging device that has the chain type cover plate that proposes of the utility model looks schematic diagram.

Fig. 2 is an A-A cross-sectional schematic among Fig. 1.

Fig. 3 is a B-B cross-sectional schematic among Fig. 1.

Fig. 4 is a C-C cross-sectional schematic among Fig. 1.

Among Fig. 1, Fig. 2, Fig. 3, Fig. 4: 1, trolley track 2, frame dolly 3, signal seat 4, V-arrangement roller 5, air-actuated band brake 6, positioning seat 7, preceding stock guide 8, back stock guide 9, Dump gate 10, by movable sprocket 11, chain 12, drive sprocket 13, reinforcing bar vertical bar 14, chain joint 15, chain pulley seat 16, support 17, puller bolt 18, nut

The specific embodiment

From Fig. 1 to Fig. 4 as can be seen: a kind of bar cutting length automatic gauging device that has the chain type cover plate, comprise trolley track 1, frame dolly 2, signal seat 3, V-arrangement roller 4, air-actuated band brake 5, positioning seat 6, preceding stock guide 7, back stock guide 8 and Dump gate 9, positioning seat 6 and signal seat 3 are installed on the frame dolly 2; And before positioning seat 6 and signal seat 3 are in again in stock guide 7 and the back passage between the stock guide 8, at preceding stock guide 7 and back the center line of the passage between the stock guide 8 above a trolley track 1 made from square tube has been installed, four V-arrangement rollers 4 are housed on the top of frame dolly 2, four V-arrangement rollers 4 are clamped on the trolley track 1, and frame dolly 2 can be along trolley track 1 move left and right; Like this, be installed in positioning seat 6 on the frame dolly 2 and signal seat 3 just can be in the passage between preceding stock guide 7, the back stock guide 8 move left and right, Second Mate's air-actuated band brake 5 also is equipped with on top at frame dolly 2, when positioning seat 6 and signal seat 3 need be fixed on certain position, air-actuated band brake 5 is just embraced trolley track 1, realizes the fixing of frame dolly 2 and positioning seat 6 and signal seat 3; It is characterized in that: at preceding stock guide 7 and back above the left and right sides extended line of the center line of the passage between the stock guide 8, use support 16 respectively, chain pulley seat 15, bearing block and bearing (not drawing among the figure) are installed the drive sprocket of being put by the movable sprocket 10 and the right side 12 that put on a left side, the servomotor that has reductor is installed on the power shaft of drive sprocket 12, driven by servomotor drive sprocket 12, installation is fixedly installed on the frame of this concrete-bar straightening and cutting machine by the support 16 of movable sprocket 10, and before the support 16 that drive sprocket 12 is installed is fixedly installed to, back stock guide 7, on the basis, 8 right lateral ground, be installed on the chain pulley seat 15 by the bearing block of movable sprocket 10 and drive sprocket 12 and bearing, each chain pulley seat 15 correspondence respectively is installed on the support 16; The left and right sides in the lower beam of frame dolly 2 is installed chain joint 14 respectively, between by movable sprocket 10 and drive sprocket 12, chain 11 is installed, the two ends, the left and right sides of this chain 11 are walked around respectively by movable sprocket 10 and are formed chain ring with 12 back connections with the corresponding chain joint 14 in frame dolly 2 bottoms of drive sprocket, and the bottom chain section that makes this chain ring be arranged in before formed rectangular channel between two grooves of stock guide 7 and stock guide 8 inboards, back, puller bolt 17 and nut 18 composition tensioning apparatus are installed with tension chain 11 on the support 16 of drive sprocket 12.

During work, tensioning apparatus is chain 11 tensionings, just driving chain 11 by the drive sprocket 12 of driven by servomotor draws frame dolly 2 and moves, realize the function of automatic gauging, at this moment, reinforcing bar vertical bar 13 behind the aligning is by preceding stock guide 7 at one, back stock guide 8, move in the closed channel that Dump gate 9 and chain 11 constitute, here, chain 11 has just replaced the effect of minor flaps, and reinforcing bar vertical bar 13 just can not scurry out again, has both guaranteed safety in production, kept the normal operation of equipment again, in addition, chain 11 has not only played the effect of minor flaps, has also automatically played the effect that minor flaps increases or reduces, guaranteed that automatic gauging can normally carry out continuously, so, 1), the length of the reinforcing bar vertical bar 13 that each velamen cuts off is all very accurate, and its error in length can be less than or equal 1 millimeter.2), really realized having ensured safety by automatic gauging, improved production efficiency.3), the scope of application is wider, the diameter of reinforcing bar vertical bar 13 can adopt this length measuring device from φ 2mm to φ 16mm even thicker reinforcing bar vertical bar 13.

Claims

1. bar cutting length automatic gauging device that has the chain type cover plate, comprise trolley track (1), frame dolly (2), signal seat (3), V-arrangement roller (4), air-actuated band brake (5), positioning seat (6), preceding stock guide (7), back stock guide (8) and Dump gate (9), it is characterized in that:

A, the extended line top, the left and right sides of the center line of the passage between preceding stock guide (7) and back stock guide (8), use support (16) respectively, chain pulley seat (15), the drive sprocket of being put by movable sprocket (10) and the right side (12) that bearing block and bearing install that a left side puts, the servomotor that has reductor is installed on the power shaft of drive sprocket (12) is driven drive sprocket (12), installation is fixedly installed on the frame of this concrete-bar straightening and cutting machine by the support of movable sprocket (10) (16), and before the support (16) that drive sprocket (12) is installed is fixedly installed to, back stock guide (7,8) on the basis, right lateral ground, be installed on the chain pulley seat (15) by the bearing block of movable sprocket (10) and drive sprocket (12) and bearing, each chain pulley seat (15) correspondence respectively is installed on the support (16);

B, the left and right sides in the lower beam of frame dolly (2) is installed chain joint (14) respectively, between by movable sprocket (10) and drive sprocket (12), chain (11) is installed, the two ends, the left and right sides of this chain (11) are walked around respectively by movable sprocket (10) and are formed chain ring with back the connection with the corresponding chain joint (14) of frame dolly (2) bottom of drive sprocket (12), the bottom chain section of this chain ring is arranged in formed rectangular channel between two inboard grooves of preceding stock guide (7) and back stock guide (8), goes up at the support (16) of drive sprocket (12) and puller bolt (17) and nut (18) composition tensioning apparatus is installed with tension chain (11).