CN204780605U - Prestressed anchorage cable machine of reeving - Google Patents

Abstract

The utility model relates to a steel strand wires can be pull forward or the prestressed anchorage cable machine of reeving who successively removes to simple structure, low cost, convenient operation, maintenance facility, the load simulator comprises a case, support a pair of landing leg and the steel strand wires of quick -witted case, the machine incasement is provided with and drives dynamic wheel group, lie in the supplementary wheelset that drives the dynamic wheel group top and suppress the mechanism, it sets parallel relatively two rows to and drives the passageway that forms the centre gripping steel strand wires between dynamic wheel group and the supplementary wheelset to drive dynamic wheel group and supplementary wheelset, suppress the mechanism to pressing supplementary wheelset and suppressing moving towards to pressure of mechanism and drive dynamic wheel group, the machine case still is provided with motor and motor and connects through the drive belt and drive and drive that dynamic wheel group is rotatory to be removed forward or successively in order to pull steel strand wires, set up entry and the export that supplies steel strand wires to pass on the machine case, passageway and entry, the export is located same straight line.

Description

Prestressed anchor cable threading machine

technical field

The utility model relates to a method or equipment specially used for erecting or assembling bridges, in particular to a prestressed anchor cable threading machine.

Background technique

Now that the country is building large-scale high-speed rail, prefabricated beams are an indispensable process in high-speed rail, and steel strand cutting and threading are the first process in prestressed construction. At present, most of the blanking cables are manually shuttled, which is labor-intensive and requires a lot of labor. At the same time, the efficiency is low, and the next process is often affected because the progress cannot keep up. Moreover, the length of the manual blanking is not easy to control. It often results in the strands at the other end of the beam being of different lengths, or exceeding the required length.

In view of the above-mentioned defects, this designer, actively researches and innovates, in order to create a kind of cable threading machine of novel structure, make it more have the utilization value on the industry.

Utility model content

In order to solve the above technical problems, the purpose of this utility model is to provide a prestressed anchor cable threading machine with simple structure, low cost, convenient operation and convenient maintenance, which can pull steel strands forward or successively.

The prestressed anchor cable threading machine of the present utility model comprises a casing, a pair of legs supporting the casing and a steel strand, and the casing is provided with a drive wheel set, an auxiliary wheel set above the drive wheel set, and an elastic pressing mechanism. The driving wheel set and the auxiliary wheel set are arranged in two relatively parallel rows, and a channel for clamping the steel strand is formed between the driving wheel set and the auxiliary wheel set. , the chassis is also provided with a motor and the motor is connected through a transmission belt and drives the driving wheels to rotate to pull the steel strand forward or move successively. The chassis is provided with an entrance and an exit for the steel strand to pass through. Said passage is located on the same straight line as the entrance and exit.

Further, the driving wheel set includes 2 driving wheel sets, and the auxiliary wheel set includes 2 auxiliary wheels.

Further, the spring pressing mechanism includes a spring, a first fixing sleeve for fixing one end of the spring to the shaft of the auxiliary wheel, and a second fixing sleeve for fixing the other end of the spring to the top of the chassis.

Further, the first fixing sleeve and the second fixing sleeve have the same structure, the first fixing sleeve is composed of a fixing base and a protective sleeve, and one end of the spring passes through the protective sleeve and is fixed on the fixing base.

Further, the length of the protective sleeve is greater than 1/4 of the length of the spring and less than 1/2 of the length of the spring.

Further, the outriggers include upper outriggers and lower outriggers fixed on the chassis, the upper outriggers are sleeved in the lower outriggers and can be stretched relative to the lower outriggers, and the upper outriggers and lower outriggers are locked by a lock Tightening mechanism to lock.

Further, the locking mechanism includes a bolt passing through the lower leg, and the end of the bolt is in conflict with the upper leg, and the upper leg is provided with a plurality of Matching slots.

Further, a spring is provided between the upper leg and the bottom of the lower leg.

Further, the motor is fixed on the lower part of the chassis through a tripod.

By means of the above scheme, the utility model has at least the following advantages: 1. The prestressed anchor cable threading machine of the utility model has the advantages of simple structure, convenient operation, reliable performance, low cost, and convenient maintenance. Labor force, greatly reducing labor intensity and improving production efficiency; 2. During work, the motor drives the driving wheel set to rotate through the transmission belt. The lower auxiliary wheel set presses the steel strand to realize the clamping of the driving wheel set and the auxiliary wheel set and drives the steel strand to move slowly, so as to achieve the purpose of transmission. Since the motor can drive the driving wheel set to rotate forward and reverse, so During the transmission process, the steel strand can realize forward movement, backward movement, and continuous transmission.

In addition, the utility model also has the following advantages: the elastic pressing mechanism includes a spring and a first fixed sleeve and a second fixed sleeve with the same structure, the first fixed sleeve is composed of a fixed seat and a protective sleeve, and the length of the protective sleeve is greater than 1% of the length of the spring /4. Less than 1/2 of the length of the spring. The protective cover mainly protects the spring from damage or bending. Since the protective cover is not completely covered with the spring, the middle part of the spring is exposed. It is also beneficial for the user to observe the use status of the spring so as to adjust or replace it in time; according to the reset function of the spring, when the steel strand extends into the channel between the auxiliary wheel and the driving wheel group, the spring pressing mechanism exerts pressure on the auxiliary wheel group, The driving wheel set and the auxiliary wheel set stably clamp the steel strand to drive the steel strand to move slowly.

In addition, the upper leg of the outrigger is set in the lower outrigger and can be stretched relative to the lower outrigger. The bolts of the locking mechanism passing through the lower outrigger are used in conjunction with a plurality of positioning slots on the upper outrigger. The outriggers are telescopic and can be adjusted for T-beams and plate beams of different heights to form an ideal cable-traveling construction machine.

The above description is only an overview of the technical solution of the utility model. In order to understand the technical means of the utility model more clearly and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiment of the utility model with accompanying drawings. back.

Description of drawings

Fig. 1 is the structural representation of the prestressed anchor cable threading machine of the present invention.

Detailed ways

Below in conjunction with accompanying drawing and embodiment, the specific embodiment of the utility model is described in further detail. The following examples are used to illustrate the utility model, but not to limit the scope of the utility model.

Referring to Fig. 1, the prestressed anchor cable threading machine of a preferred embodiment of the utility model comprises a pair of supporting legs 2 and a steel strand 13 of a cabinet 1, supporting the cabinet 1, and a drive wheel group 3, The auxiliary wheel set 4 and the elastic pressing mechanism located above the driving wheel set 3, the driving wheel set 3 and the auxiliary wheel set 4 are arranged in two relatively parallel rows, and a clamping steel strand 13 is formed between the driving wheel set 3 and the auxiliary wheel set 4 The elastic pressing mechanism presses the auxiliary wheel set 4 and the pressing force of the elastic pressing mechanism is directed towards the driving wheel set 3. The chassis 1 is also provided with a motor 10 and the motor 10 is connected through the transmission belt 5 and drives the driving wheel set 3 to rotate to pull the steel strand 13 Moving forward or successively, the cabinet 1 is provided with an entrance 11 and an exit 12 for steel strands 13 to pass through, and the passage is located on the same straight line as the entrance 11 and the exit 12 . The auxiliary wheel set 4 of the prestressed anchor cable threading machine of the present utility model may be in contact with the driving wheel set 3, or may not be in contact. When not in contact, the bottom end of the auxiliary wheel set 4 and the driving wheel set 3 The distance between the tops should be smaller than the thickness of the steel strand 13 so as to achieve the purpose of stably clamping the steel strand 13; in this embodiment, the drive wheel set 3 includes 2 drive wheels, and the auxiliary wheel set 4 includes 2 auxiliary wheels. wheel, and the auxiliary wheel is in contact with the driving wheel, since the elastic pressing mechanism exerts a pressing force on the auxiliary wheel towards the driving wheel, so when the motor 10 drives the driving wheel to rotate through the transmission belt 5, the auxiliary wheel also rotates; When the steel strand 13 stretched into the passage between the driving wheel set 3 and the auxiliary wheel set 4, at first, because the driving wheel was positioned under the auxiliary wheel, the steel strand 13 could fully contact the driving wheel under the action of its own gravity. , secondly, the auxiliary wheel presses the steel strand 13 under the pressing action of the elastic pressing mechanism, and realizes the clamping of the driving wheel set 3 and the auxiliary wheel set 4 as a whole and drives the steel strand 13 to move slowly, thereby achieving the purpose of transmission. The driving wheel set 3 can be driven to perform forward rotation and reverse rotation, so that the steel strand 13 can move forward, move backward, or be continuously transmitted during the transmission process. It can be seen that the utility model has the advantages of simple structure, convenient operation, reliable performance, low cost, and convenient maintenance. Only two people are required to operate, which liberates a large amount of labor, greatly reduces labor intensity, and improves production efficiency.

The elastic pressure mechanism of the prestressed anchor cable threading machine of the present utility model includes a spring 7, a first fixed sleeve 8 for fixing one end of the spring 7 to the auxiliary wheel shaft rod, and a second fixed sleeve 9 for fixing the other end of the spring 7 to the top of the cabinet 1, The first fixed sleeve 8 and the second fixed sleeve 9 have the same structure. The first fixed sleeve 8 is composed of a fixed seat and a protective cover. One end of the spring 7 passes through the protective cover and is fixed on the fixed seat. The length of the protective cover is greater than the length of the spring 7. 1/4, less than 1/2 of the spring 7 length. The protective cover mainly protects the spring 7 from being damaged or bent. Since the protective cover is not fully covered with the spring 7, the middle part of the spring 7 is exposed, which is beneficial to the overall expansion and contraction of the pressing mechanism on the one hand, and on the other hand, it is also beneficial to the user to observe the spring 7. Use condition so that adjust or replace in time; The wheel set 4 further exerts a reaction force-resistance force, so that the driving wheel set 3 and the auxiliary wheel set 4 stably clamp the steel strand 13 to drive the steel strand 13 to move slowly.

The outrigger 2 of the prestressed anchor cable threading machine of the present utility model includes an upper outrigger 21 and a lower outrigger 22 fixed on the chassis 1, the upper outrigger 21 is set in the lower outrigger 22 and can be stretched relative to the lower outrigger 22, The upper leg 21 and the lower leg 22 are locked by a locking mechanism, the locking mechanism includes a bolt 23 passing through the lower leg 22, and the end of the bolt 23 is in conflict with the upper leg 21, and the upper leg 21 There are a plurality of positioning grooves 24 that match the ends of the bolts 23; such legs 2 are telescopic, that is, when the bolts 23 are unscrewed outward and the ends of the bolts 23 are separated from the positioning grooves 24 of the upper leg 21 , the upper leg 21 and the lower leg 22 can be freely stretched up and down. When the height is adjusted to the required height, the bolt 23 is screwed in and the end of the bolt 23 is engaged in the positioning groove 24 at the corresponding position. To realize the positioning of the upper leg 21 and the lower leg 22. The outrigger 2 can be height-adjusted for T-beams and plate beams of different heights to form an ideal cable-traversing construction machine.

A spring 25 is provided between the bottom of the upper leg 21 and the bottom of the lower leg 22 of the prestressed anchor cable threading machine of the present invention to further support the upper leg 21, forming a stable and height-adjustable load-bearing structure as a whole.

The motor 10 of the prestressed anchor cable threading machine of the present utility model is fixed on the bottom of the cabinet 1 by the triangular bracket 6 . The triangular support 6 is stable and does not shake, so as to avoid the situation that the transmission belt 5 is idling.

The above is only a preferred embodiment of the utility model, and is not intended to limit the utility model. It should be pointed out that for those of ordinary skill in the art, they can also do Several improvements and modifications are made, and these improvements and modifications should also be regarded as the protection scope of the present utility model.

Claims (9)

1. a prestress anchorage cable cable machine, it is characterized in that: comprise cabinet, support a pair supporting leg and the steel strand of cabinet, driving wheels are provided with in described cabinet, be positioned at and drive the auxiliary wheels above wheels and suppress mechanism, wheels and auxiliary wheels are driven to be arranged to two opposing parallel rows and to drive the passage forming clamping steel strand between wheels and auxiliary wheels, suppress mechanism compress auxiliary wheels and the power that compresses of suppressing mechanism towards driving wheels, described cabinet is also provided with motor and described motor is connected by driving-belt and drives the rotation of driving wheels to move forward or successively to draw steel strand, described cabinet offers the entrance and exit passed for steel strand, described passage and entrance, outlet is positioned at same straight line.

2. prestress anchorage cable cable machine according to claim 1, is characterized in that: described driving wheels comprise 2 and drive wheels, and described auxiliary wheels comprise 2 auxiliary wheels.

3. prestress anchorage cable cable machine according to claim 2, is characterized in that: described in suppress mechanism and comprise spring, spring one end be fixed on the first fixed cover of auxiliary wheel axostylus axostyle and the spring other end be fixed on the second fixed cover of enclosure top.

4. prestress anchorage cable cable machine according to claim 3; it is characterized in that: described first fixed cover is identical with the second fixed cover structure; described first fixed cover is made up of holder and protective sleeve, and one end of described spring is passed protective sleeve and is fixed on holder.

5. prestress anchorage cable cable machine according to claim 4, is characterized in that: the length of described protective sleeve is greater than 1/4 of its length, is less than 1/2 of its length.

6. prestress anchorage cable cable machine according to claim 1, it is characterized in that: described supporting leg comprises the upper supporting leg and lower supporting leg that are fixed on cabinet, described upper supporting leg to be sleeved in lower supporting leg and can relatively to descend supporting leg to stretch, and described upper supporting leg and lower supporting leg are locked by retaining mechanism.

7. prestress anchorage cable cable machine according to claim 6, it is characterized in that: described retaining mechanism comprises the bolt through lower supporting leg, and the end of described bolt and described upper supporting leg inconsistent, described upper supporting leg is provided with the locating slot that multiple and described bolt end matches.

8. prestress anchorage cable cable machine according to claim 6, is characterized in that: be provided with spring between bottom described upper supporting leg and lower supporting leg.

9. prestress anchorage cable cable machine according to claim 1, is characterized in that: described motor is fixed on the bottom of described cabinet by A-frame.