CN201891267U

CN201891267U - Automatic bander for reinforcing steel bars

Info

Publication number: CN201891267U
Application number: CN2010202482928U
Authority: CN
Inventors: 宋晓勇; 张世成
Original assignee: HANZHONG HUAYAN KEJI KAIFA CO Ltd
Current assignee: HANZHONG HUAYAN KEJI KAIFA CO Ltd
Priority date: 2010-07-02
Filing date: 2010-07-02
Publication date: 2011-07-06
Anticipated expiration: 2020-07-02

Abstract

The utility model relates to an automatic bander for reinforcing steel bars, which consists of a wire feeding assembly, a wire hooking assembly, a winding up assembly, a housing assembly and a wire-off assembly. The wire feeding assembly is arranged at the upper part of the bander and consists of a fixed cutter, a movable cutter, a sleeve, a wire feeder, a wire cutoff device, a wire incoming device, a handle and a housing; the wire hooking assembly is arranged at the front end of the bander and consists of an upper outer claw, an upper inner claw, a lower claw, a lower inner claw, an elastic pressure head, a small pressure spring and a bracket; the winding up assembly is arranged inside the bander and consists of a winding screw rod, a pressure spring, a one-way clutch and a bearing; the housing assembly consists of a handle and a housing; the wire-off assembly consists of a wire-off draw bar, a lower inner claw and a handle. In the automatic bander for reinforcing steel bars, wire feeding, wire cutoff, wire hooking, winding up and wiring off are integrated, the whole automatic binding process of whole wire feeding, double-wire binding, automatic wire cutoff and automatic wiring off can be realized; furthermore, the bander is light in weight, is convenient to operate, so as to greatly alleviate the labor intensity and improve the working efficiency.

Description

Automatic steel bar bundling machine

Technical field

The utility model relates to a kind of technology of tying up of building bar framework.

Background technology

In the building operations,, must carry out lashing, make it to fuse the steel bar framework that intersects in length and breadth in the concrete for improving strength of reinforced concrete.So far, the method that wiretie widely uses is: earlier iron wire is cut into Len req, during use, the manual place, reinforcing bar crosspoint that will intersect in length and breadth with iron wire tightens.Finish the work of tying up in numerous crosspoint on the steel bar framework, labour intensity is big, and operating efficiency low can be imagined, and is difficult to guarantee that each ties up a little uniformity and bundling quality.Also have employing to replace manual tying up, but this can cause stress, the strain of local organization to reinforcing bar with the method for welding.

Utility model people Song Xiaoyong patent (patent No. 00226973.2) several years ago, the technology of a kind of " full-automatic pliers for binding reinforcing bars " is disclosed, system by string-hooking mechanism, wire agency, take up mechanism, caliper and off-line mechanism and form former pliers for binding, though alleviated labour intensity to a certain extent, exist structure comparatively complicated, it is not too convenient to use, the deficiency that efficient is not high, as: during use, need post-tensioning line sending casing, finish line sending, hanging wire, broken string; Compensating squeeze head aimed at shift the position onto before being tied clamp position, can finish the program of taking up; Also need pull reset switch, tie up silk and break off relations, by three actions; Also must be undertaken, just can finish the binding reinforcing bars process by above-mentioned sequence of movement ...

The utility model content

The purpose of this utility model is, overcome the deficiency of prior art, provide a kind of easy to operate, reduce labor intensity, increase work efficiency, need only be by the moving forward and backward of handle, can realize that just whole line feeding, two-wire bind, broken string, the automatic steel bar bundling machine of off-line automatically automatically.

The utility model be achieved in that mainly by by the line sending assembly, collude line component, take up assembly, case component, five parts of off-line assembly form.

One. described line sending assembly, be positioned at the top of strapper, form by stationary knife 3, moving knife 4, sleeve pipe 5, wire feeder 7, inlet wire device 21, handle 11.Sleeve pipe 5 is shells outside the strapper top, plays fixedly stationary knife 3, moving knife 4, wire feeder 7; The endoporus of the cylindrical of stationary knife 3 and sleeve pipe 5 is an interference fit; The endoporus of the cylindrical of moving knife 4 and sleeve pipe 5 and handle 11 is matched in clearance; Wire feeder 7 is fixed in the sleeve pipe 5, stationary knife 3 rear ends, interior dress compact heap; Inlet wire device 21 is fixed on the strapper rearmost end, in briquetting and stage clip are arranged.

Two. the described line component that colludes, be positioned at the strapper front end, by claw up and down (outer dewclaw 1, interior dewclaw 2, lower claw 20, down in pawl 18), compensating squeeze head 19, small pressure spring 16, support 17 compositions such as grade.There is one on the interior dewclaw 2 by tying up the crossed beam trunking of silk; The pawl 18 built-in line eave tiles that collude down; Interior dewclaw 2, down interior pawl 18 are installed in respectively in outer dewclaw 1 and the lower claw 20.Support 17 is fixedlyed connected with coiling screw rod 12; Last lower claw links to each other by pin hole 24, and is hinged on by hinge in the groove of support 17; Compensating squeeze head 19 is between last lower claw, and the two sides of hinge 23 link to each other with the slide block of support 17 endoporus.Small pressure spring 16 is positioned at the hole of support 17, and support 17 endoporus fixedly fuse with coiling screw rod 12.Under the elastic force effect of small pressure spring 16, bayonet socket is in open configuration (as shown in Figure 3).

Three. the described assembly that takes up, be positioned at strapper inside, form by coiling screw rod 12, stage clip 14, bearing 15, one-way clutch 8, casing 13, handle 11.

Coiling screw rod 12 has two all helicla flutes, and it is installed in the axis place of casing 13 endoporus, and there is the bearing supporting at two ends; Stage clip 14 is installed between coiling screw rod 12 cylindricals and casing 13 endoporus.Handle 11 is installed on the cylindrical of casing 13 and sleeve pipe 5, is matched in clearance.Helicla flute within the ratchet on the one-way clutch 8 on hole lug and the coiling screw rod 12 is slidingly connected, and the key on the ratchet cylindrical stretches out from casing 13 guide grooves, links to each other with handle 11.

Four. described case component, promptly the coil winding machine shell is made up of handle 11 and casing 13.The cylindrical of the endoporus of handle 11 and casing 13, sleeve pipe 5 are respectively matched in clearance, can move forward and backward and can not rotate.

Five. described off-line assembly, form by off-line pull bar 6, down interior pawl 18 and handle 11.Off-line pull bar 6 is installed in casing 13 endoporus tops, and handle 11 and down interior pawl 18 are connected by off-line pull bar 6.

Six. the structural principle of wire clipper:

Shown in Figure 1, form by stationary knife 3, moving knife 4, sleeve pipe 5 and handle 11.The end face notch that has longitudinally guiding groove (can make tie up silk by), stationary knife, moving knife on the cylindrical of stationary knife 3, moving knife 4 has cutting edge; Stationary knife 3 cylindricals and sleeve pipe 5 endoporus are that interference fit, moving knife 4 front end cylindricals and sleeve pipe 5 endoporus are matched in clearance, can relatively rotate.Wire feeder 7 cylindricals and sleeve pipe 5 endoporus are matched in clearance, and wire feeder 7 can move forward and backward in sleeve pipe, and while moving knife 4 cylindricals side in addition have big helical pitch guide groove, are fixed on being good on the handle 11, by the elongated hole on the sleeve pipe 5, go deep in the guide groove of moving knife 4.When before the handle 11 during hump lead, the key in the handle 11 drives the angular motion that moving knife 5 is made trace simultaneously.Along with handle 11 reach, the rotation of moving knife angle, when handle 11 is advanced to when finishing the line sending position, the end face cutting edge of stationary knife 3, moving knife 4 will be tied up silk and cut off.

Structure of the present utility model and operating principle and patent 00226973.2 are completely different, and the utility model only needs bayonet socket to aim at the binding reinforcing bars position to press down handle and put in place, and action just can be finished line sending, breaks, takes up, off-line, binding reinforcing bars overall process.The utility model is easy to operate, body is light, need only hold operation by one hand, by moving forward and backward of handle, can realize whole line feeding, and two-wire binds, automatically broken string, the automatic steel bar bundling machine of off-line automatically.Alleviate labour intensity greatly, improved operating efficiency.

Description of drawings

Fig. 1 is the cross-sectional schematic of the whole Facad structure of the utility model:

Fig. 2 is a profile schematic diagram of the present utility model:

Fig. 3 is the structural representation that colludes line component;

Fig. 4 is outer dewclaw structural representation;

Fig. 5 is interior dewclaw structural representation;

Fig. 6 is the lower claw structural representation.

The specific embodiment

Below in conjunction with accompanying drawing, the configuration process that further specifies present embodiment is as follows:

Fig. 1, Fig. 2 show the overall structure of the strapper of the utility model.By the line sending assembly, collude line component, take up assembly, case component and off-line assembly five parts are formed.

One. described line sending assembly is positioned at the top of strapper, as shown in Figure 1: be made up of stationary knife 3, moving knife 4, sleeve pipe 5, wire feeder 7, inlet wire device 21, handle 11.Sleeve pipe 5 is shells outside the strapper top, plays fixedly stationary knife 3, moving knife 4, wire feeder 7; The endoporus of the cylindrical of stationary knife 3 and sleeve pipe 5 is an interference fit; The endoporus of the cylindrical of moving knife 4 and sleeve pipe 5 and handle 11 is matched in clearance; Wire feeder 7 is fixed in the sleeve pipe 5, stationary knife 3 rear ends, interior dress compact heap; Inlet wire device 21 is fixed on the strapper rearmost end, in briquetting and stage clip are arranged.

Before during pushing handle 11, the briquetting in the wire feeder 7 rises, and will tie up silk and compress, and drive and tie up the silk reach, by inlet wire device 21, makes that to tie up a pretension stretching, passes through the guide groove of moving knife 4, stationary knife 3 again, after the guide groove of interior dewclaw 2 passes, finishes the line sending process.[annotate: (1) briquetting in the wire feeder 7 when moving behind the handle descends, will tie up silk and unclamp, so move behind the handle tie up silk do not move tie up a front end before (2) line sending in preceding one-step bundling break position, i.e. stationary knife 3, moving knife 4 ends]

Two. the described line component that colludes, be positioned at the strapper front end, as Fig. 1, Fig. 3, Fig. 4, Fig. 5, shown in Figure 6: by claw up and down (outer dewclaw 1, interior dewclaw 2, lower claw 20, down in pawl 18), compensating squeeze head 19, small pressure spring 16, support 17 compositions such as grade.There is one on the interior dewclaw 2 by tying up the crossed beam trunking of silk; The pawl 18 built-in line eave tiles that collude down; Interior dewclaw 2, down interior pawl 18 are installed in respectively in outer dewclaw 1 and the lower claw 20.Support 17 is fixedlyed connected with coiling screw rod 12; Last lower claw links to each other by pin hole 24, and is hinged on by hinge in the groove of support 17; Compensating squeeze head 19 is between last lower claw, and the two sides of hinge 23 link to each other with the slide block of support 17 endoporus.Small pressure spring 16 is positioned at the hole of support 17, and support 17 endoporus fixedly fuse with coiling screw rod 12.In the elastic force effect of small pressure spring 16, bayonet socket is in open configuration (as shown in Figure 3).

The operating process of colluding line is: hold handle, bayonet socket is aimed at and is tied reinforcement location, shift the position before the handle 11 onto and finish line sending, at this moment, be tied reinforcing bar and enter up and down in the claw, (be tied reinforcing bar and contact with compensating squeeze head 19 this moment) ties up a guide groove that has passed interior dewclaw 2, move after making compensating squeeze head 19, and drive hinge 23 closures, making up and down, claw closes up (being tied at this moment, reinforcing bar in claw).Push away before handle 11 continues, move after compensating squeeze head 19 continues.In the outer convex position 26 of dewclaw 2 made in the lug of compensating squeeze head 19 front ends was run into dewclaw 2 drive tie up silk enter down in pawl 18 grooves, down in the pawl 18 eave tiles will tie up silk and be fixed on down in the interior pawl 18, collude line process thereby finish.(annotate: interior dewclaw 2 is equipped with torsion spring at pan 24 places, outside dewclaw 2 is fitted under the effect of elastic force in making in the inside groove of dewclaw 1)

Three. the described assembly that takes up is positioned at strapper inside, as shown in Figure 1: be made up of coiling screw rod 12, stage clip 14, bearing 15, one-way clutch 8, casing 13, handle 11.

During driving handle 11 reaches, coiling screw rod 12 does not rotate under the effect of click.After finishing line sending and colluding line process, when handle 11 moved after automatically under stage clip 14 spring force effects, coiling screw rod 12 drove and colludes line component two weeks of rotation automatically, finishes the tight process of filament winding of tying up.

Four. described case component, i.e. coil winding machine shell, as shown in Figure 1 and Figure 2: form by handle 11 and casing 13.The cylindrical of the endoporus of handle 11 and casing 13, sleeve pipe 5 are respectively matched in clearance, can move forward and backward and can not rotate.

Five. described off-line assembly, as shown in Figure 1: form by off-line pull bar 6, down interior pawl 18 and handle 11.Off-line pull bar 6 is installed in casing 13 endoporus tops, and handle 11 and down interior pawl 18 are connected by off-line pull bar 6.

After coiling finished, under the bounce effect of stage clip 14, handle 11 was return home position (as shown in Figure 1 and Figure 2), and eave tile took off and colludes in handle 11 drive off-line pull bars 6 made down in the interior pawl 18 at this moment, thereby finished the off-line process.

After finishing line sending, colluding line, take up, when moving on near figure (1) initial position behind the handle 11, handle 11 protruding pins drive off-line pull bar 6, lower claw is opened, at present eave tiles take off to collude to make and tie up the silk disengagement in the interior together pawl 18, get back to the initial position of Fig. 1, finish whole binding reinforcing bars overall process.

The structure and the course of action of present embodiment are as follows:

Hold handle 11, bayonet socket is aimed at and is tied reinforcement location; Shift the position onto before the handle 11, finish line sending, broken string after, at this moment, be tied reinforcing bar and enter in the bayonet socket, tie up silk passed in the guide groove of dewclaw 2; Pushing handle 11 before continuing, small pressure spring 16 is compressed, and moves after making compensating squeeze head 19, and drives hinge 23 closures, and making up and down, claw closes up (being tied at this moment, reinforcing bar in claw); Pushing handle 11 before continuing, move after making compensating squeeze head 19, compensating squeeze head 19 lugs are run into interior dewclaw 2, outer convex position 26, making interior dewclaw 2 drives tie up silk enters down in interior pawl 18 grooves, down in the pawl 18 eave tiles will tie up silk be fixed on down in pawl 18 eave tiles interior (at this moment, outer up and down pawl still is in closure state), collude line process thereby finish to tie up; Push away before handle 11 stops, compensating squeeze head 19 will be tied reinforcing bar and eject (claw still is in closure state up and down) under the effect of small pressure spring 16 elastic forces.At this moment, tie up a silk end of 9 and colluded in down in pawl 18 eave tiles, the other end from interior dewclaw 2 and outside slowly pull out (this process, inside and outside dewclaw is in closure state always) between the pawl inside groove;

When handle 11 retreats under the effect of stage clip 14 elastic force automatically, collude the line component rotation by 12 drives of coiling screw rod, realize the coiling process.

After finishing line sending, colluding line, take up, when moving on near initial position behind the handle 11, handle 11 protruding pins drive off-line pull bar 6, lower claw is opened, at present eave tiles take off to collude to make and tie up the silk disengagement in the interior together pawl 18, get back to the initial position of Fig. 1, finish whole binding reinforcing bars overall process.

Claims

1. automatic steel bar bundling machine is characterized in that: by the line sending assembly, collude line component, take up assembly, case component and five parts of off-line assembly form;

Said line sending assembly, be positioned at the top of strapper, be made up of stationary knife (3), moving knife (4), sleeve pipe (5), wire feeder (7), inlet wire device (21), handle (11), sleeve pipe (5) is a shell outside the strapper top, play a part fixedly stationary knife (3), moving knife (4), wire feeder (7); The endoporus of the cylindrical of stationary knife (3) and sleeve pipe (5) is an interference fit; The endoporus of the cylindrical of moving knife (4) and sleeve pipe (5) and handle (11) is matched in clearance; Wire feeder (7) is fixed in the sleeve pipe (5), stationary knife (3) rear end, interior dress compact heap; Inlet wire device (21) is fixed on the strapper rearmost end, in briquetting and stage clip are arranged;

The described line component that colludes is positioned at the strapper front end, is made up of outer dewclaw (1), interior dewclaw (2), lower claw (20), down interior pawl (18), compensating squeeze head (19), small pressure spring (16), support (17) etc.; There is one on the interior dewclaw (2) by tying up the crossed beam trunking (26) of silk; The built-in line eave tile that colludes of pawl (18) down; Interior dewclaw (2), down interior pawl (18) are installed in respectively in outer dewclaw (1) and the lower claw (20); Support (17) is fixedlyed connected with coiling screw rod (12); Last lower claw links to each other by pin hole (24), and is hinged on by hinge in the groove of support (17); Compensating squeeze head (19) is between last lower claw; The two sides of hinge (23) link to each other with the slide block of support (17) endoporus; Small pressure spring (16) is positioned at the hole of support (17), and support (17) endoporus fixedly fuses with coiling screw rod (12);

The described assembly that takes up is positioned at strapper inside, is made up of coiling screw rod (12), stage clip (14), bearing (15), one-way clutch (8), casing (13), handle (11); Coiling screw rod (12) has two all helicla flutes, and it is fixed on the axis place of casing (13) endoporus, and there is the bearing supporting at two ends; Between coiling screw rod (12) cylindrical and casing (13) endoporus, stage clip (14) is installed; Handle (11) is installed on the cylindrical of casing (13) and sleeve pipe (5), is matched in clearance; Helicla flute within the ratchet on the one-way clutch (8) on hole lug and the coiling screw rod (12) is slidingly connected, and the key on the ratchet cylindrical stretches out from casing (13) guide groove, links to each other with handle (11);

Described case component is made up of handle (11) and casing (13); The cylindrical of the endoporus of handle (11) and casing (13), sleeve pipe (5) are respectively matched in clearance;

Described off-line assembly is made up of off-line pull bar (6), down interior pawl (18) and handle (11); Off-line pull bar (6) is installed in casing (13) endoporus top, and handle (11) and down interior pawl (18) are connected by off-line pull bar (6).