CN203227794U

CN203227794U - Straightening roller adjusting mechanism for automatic chaining machine

Info

Publication number: CN203227794U
Application number: CN 201320244103
Authority: CN
Inventors: 杨育萃
Original assignee: HANGZHOU XIAOSHAN JIUYUAN MACHINERY CO Ltd
Current assignee: HANGZHOU XIAOSHAN JIUYUAN MACHINERY CO Ltd
Priority date: 2013-05-08
Filing date: 2013-05-08
Publication date: 2013-10-09
Anticipated expiration: 2023-05-08

Abstract

The utility model relates to an automatic chaining machine, in particular to a straightening roller adjusting mechanism for the automatic chaining machine. The straightening roller adjusting mechanism aims at solving the technical problems that when the chaining machine is straightened, the aim of releasing or locking rollers is achieved by using eccentric wheels, and thus the position of a handle is required to be positioned by using a limiting block, the adjustment can only be realized at two positions, the function is single and the like in the prior art. The straightening roller adjusting mechanism comprises a supporting seat (1) and is characterized in that upper-row rollers (2) and lower-roller rollers (3) are arranged on the supporting seat (1), wherein the lower-row rollers are connected onto a roller sliding seat (4) which can vertically slide; the roller sliding seat is connected onto the supporting seat; a worm gear shaft (5) is connected to the roller sliding seat through a driving mechanism; a worm gear (6) is connected to the end part of the worm gear shaft; a single start worm (7) is meshed with the worm gear and is connected onto a worm fixing seat (8); and a handle (9) is connected to the outer end of the single start worm.

Description

Automatic chain braider alignment roller governor motion

Technical field

The utility model relates to a kind of automatic chain braider, especially relates to a kind of automatic chain braider alignment roller governor motion.

Background technology

Chain is made of some beckets all linked with one another, and these beckets are formed through cutting, bending, shaping by the wire rod of strip.Traditional chaining equipment has (1) punch press that chaining mould (dash and compile) is installed, and the impression of locating is in various degree had relatively high expectations to the operative employee, and security risk is bigger.(2) have a kind of vertical chain braider should not work out the mould heart to the relatively poor pitch chain of various chain link adaptability and fracture easily, (3) have its complex structure of volume for sleeping in of a kind of imitative external product, and the high maintenance cost of equipment cost is big.Chinese patent discloses a kind of chain braider (Granted publication number: CN1895812), it mainly comprises: frame, Poewr transmission mechanism, shearing depression bar by the Poewr transmission mechanism driving, slide unit, be connected in and break the hook jumper bar on the slide unit, the pressure ring jumper bar, chain cable turns to let-off gear(stand), matches to be arranged on bending slot die on the frame correspondence position, the pressure ring channel mould, the pressure ring drift is by rail, crotch slideway between bending slot die through hole below and pressure ring channel mould, be displaced to folder hook pincers the pressure ring channel mould from slideway exit drag hook, drive the folder hook clamp reciprocating transmission mechanism and intermittently the tractive chain cable draw-off mechanism and be configured in cutting mechanism before wire rod straightening conveying mechanism; Also be provided with domain top die on the slide unit, the corresponding position is provided with the domain dip mold of coupling on the frame; Poewr transmission mechanism comprises the wheel shaft and the flywheel, drive, cam and the connector that are set on the axle on the top of being located at fuselage; The pressure ring jumper bar is by the ring jumper bar on stamping arm, be slidingly connected to vertical with stamping arm, is sleeved on the return spring of ring on the jumper bar and is constituted, and this ring jumper bar is provided with roller with this end that contacts by rail; Chain cable turn to let-off gear(stand) be by have cross hollow endoporus, guiding tube pass travelling gear that the slide unit platen termination outside connecting, be meshed with travelling gear be articulated in the fan tooth piece on the slide unit deckle board and drive that fan tooth piece comes the fork of back rotation and the chain cable fairlead be located at above the guiding tube is constituted.But this chain braider need reach the purpose that roller unclamps or locks with eccentric wheel when alignment, certainly will will utilize limited block to come the position of position fixing handle like this, can only regulate two positions, and function is comparatively single.

The utility model content

The utility model provides a kind of automatic chain braider alignment roller governor motion, it mainly is to solve the existing in prior technology chain braider need reach the purpose that roller unclamps or locks with eccentric wheel when alignment, certainly will to utilize limited block to come the position of position fixing handle like this, can only regulate the technical problem of the comparatively single grade of function two positions.

Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals:

Automatic chain braider alignment roller governor motion of the present utility model, comprise bearing, described bearing is provided with row's roller, arranges roller down, under arrange roller and be connected on the roller slide that can slide up and down, the roller slide is slidingly connected on the bearing, the roller slide is connected with worm-wheel shaft by transmission mechanism, the worm-wheel shaft end is connected with worm gear, worm gear is engaged with single start worm, and single start worm is connected on the worm screw holder, and the outer end of single start worm is connected with handle.Worm gear is connected with worm-wheel shaft by flat key, and single start worm also links together by flat key and handle.Single start worm has self-locking performance, can prevent that worm-wheel shaft from falling back.Can guarantee that like this row's roller is fixed on any position down so that worm-wheel shaft stops in any position by worm and gear.

As preferably, described transmission mechanism includes the adjustment screw of roller slide front end, is connected with on the worm-wheel shaft to contact the eccentric wheel of adjusting screw.After the worm-wheel shaft rotation, eccentric wheel is and then rotation also, thereby pushes the adjustment screw, slides up and down thereby drive whole roller slide.

As preferably, the rear end of described roller slide has spring eye, is equiped with the compression spring in the spring eye.By spring, the roller slide is resetted.

As preferably, the eccentric wheel on the described worm-wheel shaft is two, and corresponding adjustment screw also is two.Eccentric wheel arranges two, makes the roller slide to slide up and down reposefully.

As preferably, the described row of going up roller is 3, and following row's roller is 2.

Therefore, the utility model utilizes the self-locking performance of single start worm, can be fixed on any position thereby can handle the roller slide so that eccentric wheel can rest on any position, and the position of pair roller has better controlled, and is simple and reasonable for structure.

Description of drawings

Accompanying drawing 1 is a kind of structural representation of the present utility model;

Accompanying drawing 2 is A-A cross-sectional view of Fig. 1;

Accompanying drawing 3 is structural representations of the utility model roller slide.

Parts, position and numbering among the figure: bearing 1, on arrange roller 2, down arrange roller 3, roller slide 4, worm-wheel shaft 5, worm gear 6, single start worm 7, worm screw holder 8, handle 9, adjust screw 10, eccentric wheel 11, compression spring 12.

The specific embodiment

Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.

Embodiment: the automatic chain braider alignment roller governor motion of this example, as Fig. 1, comprise bearing 1, bearing is provided with 3 last row's

rollers

2,2 following row's rollers 3, under arrange roller and be connected on the roller slide 4 that can slide up and down, the roller slide is slidingly connected on the bearing, roller slide front end is provided with 2 and adjusts screws 10, the rear end of roller slide has spring eye, is equiped with compression spring 12 in the spring eye.Each is adjusted screw and has contacted an eccentric wheel 11, two eccentric wheels are connected on the same worm-wheel shaft 5, and the worm-wheel shaft end is connected with worm gear 6, and worm gear is engaged with single start worm 7, single start worm is connected on the worm screw holder 8, and the outer end of single start worm is connected with handle 9.

When rotary handle 9, single start worm 7 rotates together, thereby drive worm gear 6 rotations, eccentric wheel 11 is along with worm-wheel shaft 5 rotates together, and eccentric wheel makes 12 compressions of compression spring by adjusting screw 10 promotion roller slides 4, under arrange roller 3 can be near the steel wire center, when eccentric wheel peaked, the handle that stops the rotation was because single start worm has self-locking performance, therefore the rotation that can not fall back, thus reach the effect of fixed idler whell.Can make suitable adjustment to adjusting screw according to field condition, so that roller is in ideal position.When needs unclamp down row's roller 3, need rotary handle 9 equally, eccentric wheel is by behind the peak, under the effect of compression spring, promotes the roller slide to moving away from the position at steel wire center, arranges roller and unclamps thereby make down.

The above only is specific embodiment of the utility model, but architectural feature of the present utility model is not limited thereto, any those skilled in the art is in field of the present utility model, and the variation of doing or modification all are encompassed among the claim of the present utility model.

Claims

1. automatic chain braider alignment roller governor motion, comprise bearing (1), it is characterized in that described bearing (1) row's of being provided with roller (2), arrange roller (3) down, under arrange roller and be connected on the roller slide (4) that can slide up and down, the roller slide is slidingly connected on the bearing, the roller slide is connected with worm-wheel shaft (5) by transmission mechanism, the worm-wheel shaft end is connected with worm gear (6), worm gear is engaged with single start worm (7), single start worm is connected on the worm screw holder (8), and the outer end of single start worm is connected with handle (9).

2. automatic chain braider alignment roller governor motion according to claim 1, it is characterized in that described transmission mechanism includes the adjustment screw (10) of roller slide (4) front end, be connected with on the worm-wheel shaft (5) and can contact the eccentric wheel (11) of adjusting screw.

3. automatic chain braider alignment roller governor motion according to claim 2 is characterized in that the rear end of described roller slide (4) has spring eye, is equiped with compression spring (12) in the spring eye.

4. automatic chain braider alignment roller governor motion according to claim 2 is characterized in that the eccentric wheel (11) on the described worm-wheel shaft (5) is two, and corresponding adjustment screw (10) also is two.

5. automatic chain braider alignment roller governor motion according to claim 2 is characterized in that the described row's of going up roller (2) is 3, and following row's roller (3) is 2.