CN211717333U - High-precision meter measuring device - Google Patents

Abstract

The utility model relates to a high-precision meter measuring device, belonging to the field of cable measuring equipment; the front side of the supporting plate is provided with a linear guide rail, a rotating shaft of the meter counting wheel is connected with an encoder, the lower side of a guide rail sliding block fixedly connected with the meter counting wheel is provided with a first screw rod, the left and right sides of the supporting plate are respectively provided with an upper and lower pressing wheel set and a front and rear guide vertical roller, the center of the rear side of the upper and lower pressing wheel set is connected with a second left and right screw rod, the lower side of the front and rear guide vertical roller is connected with a third left and right screw rod, the upper rear wall of the supporting plate is connected with a push connecting rod, the upper end of the push connecting rod is fixed with a balance weight, when a large-diameter meter counting wheel is adopted, when a cable with the same length is detected, the number of rotating turns is less than that of a small-diameter meter counting wheel, the accumulated error is reduced, the meter counting wheel is light, the friction force is reduced, the wear resistance of the meter counting wheel is enhanced, has the advantages of reasonable arrangement, low manufacturing cost and the like.

Description

High-precision meter measuring device

Technical Field

The utility model relates to a cable measuring equipment technical field, concretely relates to high accuracy meter rice device.

Background

At present, a meter counter used by cable manufacturers at home and abroad generally adopts a crawler type and a wheel type, the length of a cable can be calculated by measuring the diameter and the revolution of the meter counter, but when the surfaces of the crawler type and the meter counter are worn, errors are generated between the calculated length and the actual length, the circumference of a new tire of an automobile is larger than that of an old tire, meanwhile, the cable passes through the crawler type and the meter counter, the tension of the cable and the flatness of the cable also directly influence the length counting precision, and the improvement is needed urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's defect and not enough, a reasonable in design is provided, convenient to use's high accuracy meter rice device, major diameter meter rice wheel has been adopted, when detecting the cable of the same length, less than minor diameter meter rice wheel pivoted number of turns, accumulative total error has been reduced, meter rice wheel adopts aluminum alloy material and the hardening is handled, make meter rice wheel lightweight, frictional force has been reduced, thereby the wearability of meter rice wheel has been strengthened, and meter rice wheel uses surface wear back for a long time, can measure its diameter once more, repeated use, when practicing thrift the cost, can guarantee measurement accuracy for a long time.

In order to achieve the above object, the utility model adopts the following technical scheme: the rice counting machine comprises a supporting plate, a rice counting wheel, a cable pinch roller, a linear guide rail, a first screw rod, a guide rod, a second left screw rod, a second right screw rod, an upper pinch roller group, a lower pinch roller group, a front guide vertical roller, a third left screw rod, a third right screw rod, a pushing connecting rod, a coder and a balance weight, wherein the front side of the supporting plate is provided with the linear guide rail, guide rail sliders on the upper side and the lower side of the linear guide rail are respectively provided with the rice counting wheel and the cable pinch roller, a rotating shaft of the rice counting wheel is connected with the coder, the lower side of the guide rail slider fixedly connected with the rice counting wheel is provided with the first screw rod, the lower end of the first screw rod is fixedly connected with a first rocking handle, the cable pinch roller is arranged right above the rice counting wheel, the left side and the right side of the supporting plate are respectively provided with the upper pinch roller group and the lower pinch roller group, the centers of the rear sides of the, the left and right ends of the supporting plate are provided with front and rear guide vertical rollers, the lower sides of the front and rear guide vertical rollers are connected with the two ends of a third left and right screw rod, the front end of the third left and right screw rod is fixedly connected with a third rocking handle, the upper rear wall of the supporting plate is connected with a push connecting rod through a pin, the lower side of the push connecting rod is connected with the upper side of a guide rail sliding block of a fixedly connected cable pinch roller through a pin, and the upper end of the push connecting rod is fixed with a balance weight.

After the structure is adopted, the beneficial effects of the utility model are that: a high accuracy meter rice device, adopted major diameter meter rice wheel, when detecting the cable of same length, less than minor diameter meter rice wheel pivoted number of turns, reduced the accumulative total error, meter rice wheel adopts aluminum alloy material and hardening process, make meter rice wheel lightweight, reduced frictional force, thereby strengthened meter rice wheel's wearability, after meter rice wheel long-term use surface wear, can measure its diameter once more, repeated use when practicing thrift the cost, can guarantee measurement accuracy for a long time, the utility model has the advantages of it is reasonable to set up, the cost of manufacture low grade.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a sectional view taken along line a-a of fig. 1.

Description of reference numerals:

the device comprises a supporting plate 1, a meter wheel 2, a cable pressing wheel 3, a linear guide rail 4, a first screw rod 5, a guide rod 6, a second left and right screw rod 7, an upper pressing wheel group 8, a lower pressing wheel group 9, a front and rear guide vertical roller 10, a third left and right screw rod 11, a pushing connecting rod 12, an encoder 13, a balance weight 14, a first rocking handle 15, a second rocking handle 16 and a third rocking handle 17.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 and fig. 2, the following technical solutions are adopted in the present embodiment: the electric wire drawing machine comprises a supporting plate 1, a meter counting wheel 2, a cable pressing wheel 3, a linear guide rail 4, a first screw 5, a guide rod 6, a second left and right screw 7, an upper pressing wheel group 8, a lower pressing wheel group 9, a front and rear guide vertical roller 10, a third left and right screw 11, a pushing connecting rod 12, an encoder 13 and a balance weight 14, wherein the linear guide rail 4 is arranged on the front side of the supporting plate 1, the meter counting wheel 2 and the cable pressing wheel 3 are respectively arranged on guide rail sliders on the upper side and the lower side of the linear guide rail 4, a revolving shaft of the meter counting wheel 2 is connected with the encoder 13, the first screw 5 is arranged on the lower side of the guide rail slider fixedly connected with the meter counting wheel 2, the lower end of the first screw 5 is fixedly connected with a first rocking handle 15 through bolts, the cable pressing wheel 3 is arranged right above the meter counting wheel 2, the guide rods 6 are respectively arranged on the left side and the right side, the center of going up the pinch roller group 8 and the rear side of lower pinch roller group 9 is connected with No. two left and right sides silk screw rod 7 respectively, No. two upper ends of controlling silk screw rod 7 are through bolt and No. two rocking handle 16 fixed connection, both ends all are equipped with front and back direction and are immediately rolled 10 about backup pad 1, the downside that the front and back direction is immediately rolled 10 is connected with No. three both ends of controlling silk screw rod 11, No. three front ends of controlling silk screw rod 11 are through bolt and No. three rocking handle 17 fixed connection, there is promotion connecting rod 12 through the pin connection on the upper side rear wall of backup pad 1, this promotion connecting rod 12 downside is connected through the upside of pin and rigid coupling cable pinch roller 3's guide rail slider, there is counter weight 14 through the bolt fastening on the upper end of promotion connecting rod.

The working principle of the specific embodiment is as follows: when in use, a cable firstly passes through the front and rear guide vertical rollers 10, the upper pinch roller group 8 and the lower pinch roller group 9 which are arranged in a mirror image manner from left to right in sequence, and then the third rocking handle 17 at the left side and the right side of the supporting plate 1 is rocked to drive the third left and right screw rods 11 to rotate, so that the front and rear guide vertical rollers 10 simultaneously move forwards and backwards to loosen and clamp the cable and are adjusted to the position slightly clamping the cable, and similarly, the second rocking handle 16 at the left side and the right side of the supporting plate 1 is rocked to drive the second left and right screw rods 7 to rotate, so that the upper pinch roller group 8 and the lower pinch roller group 9 simultaneously move upwards and downwards to loosen and clamp the cable and are adjusted to the position slightly clamping the cable, at the moment, a # -shaped channel is formed between the front and rear guide vertical rollers 10 arranged in a mirror image manner and the upper pinch roller group 8 and the lower pinch roller group 9, and clamping force is slightly applied to the cable, the tension is constant, no bending and no jumping are realized, the cable passing condition is constant and is non-interference, the measurement precision is greatly improved, finally, the rocking handle 15 is rocked to drive the screw rod 5 to rotate, the meter counting wheel 2 is enabled to move up and down and is adjusted to the bottom position contacting with the diameter of the cable, as the balance weight 14 is arranged on the push connecting rod 12 on the upper side of the supporting plate 1 and is pressed on the cable pinch roller 3 fixedly connected with the guide rail sliding block by utilizing gravity, the cable is enabled to be always in contact with the meter counting wheel 2, different thickness cables can increase and decrease different balance weights 14, so that friction force is generated between the cable and the meter counting wheel 2, when the cable moves, the friction force drives the meter counting wheel 2 to rotate, the number of rotation turns of the meter counting wheel 2 is detected by the encoder 13, the length of the cable is calculated by the PLC, when the surface of the meter counting wheel 2 is abraded, the diameter of the metering wheel 2 can be measured again, new diameter parameters are input again in the PLC, the metering wheel 2 can be reused, cost is saved, and meanwhile measurement accuracy can be guaranteed for a long time.

After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:

1. the large-diameter metering wheel 2 is adopted, when the cables with the same length are detected, the number of rotating turns is less than that of the small-diameter metering wheel 2, accumulated errors are reduced, the metering wheel 2 is made of aluminum alloy materials and is hardened, so that the metering wheel 2 is light, the friction force required for driving the metering wheel 2 to rotate is reduced, the wear-resisting service life of the metering wheel 2 is prolonged, the diameter of the metering wheel 2 can be measured again after the surface of the metering wheel 2 is worn after long-term use, the metering wheel can be used repeatedly, the cost is saved, and meanwhile, the measuring precision can be ensured for a long time;

2. two groups of upper pressure wheel sets 8, lower pressure wheel sets 9 and front and rear guide vertical rollers 10 are arranged on the left side and the right side of the supporting plate 1 in a mirror image mode, and a left group and a right group of slightly clamped cable cross channels are formed, so that the environment inside the meter counter system is constant and has constant tension and pressure when a measured cable passes through, the cable passes through under a constant and non-interference condition, and the measuring precision is greatly improved;

3. the upside of cable pinch roller 3 is equipped with counter weight 14, and counter weight 14 exerts pressure to the cable of being surveyed through cable pinch roller 3 to guarantee that the cable keeps contact with meter rice wheel 2, do not produce relative displacement, owing to adopted gravity pressurization, guaranteed that the constancy of pressure is inconvenient, avoided because of the change of the pressure of exerting pressure, produce relative displacement, and the measuring error who arouses.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (1)

1. A high accuracy meter-measuring device which characterized in that: the electric wire drawing machine comprises a supporting plate (1), a meter counting wheel (2), a cable pressing wheel (3), a linear guide rail (4), a first screw rod (5), a guide rod (6), a second left and right screw rod (7), an upper pressing wheel group (8), a lower pressing wheel group (9), a front and rear guide vertical roller (10), a third left and right screw rod (11), a pushing connecting rod (12), an encoder (13) and a balance weight (14), wherein the linear guide rail (4) is arranged on the front side of the supporting plate (1), the meter counting wheel (2) and the cable pressing wheel (3) are respectively arranged on guide rail sliding blocks on the upper side and the lower side of the linear guide rail (4), a rotating shaft of the meter counting wheel (2) is connected with the encoder (13), the first screw rod (5) is arranged on the lower side of the guide rail sliding block fixedly connected with the meter counting wheel (2), a first rocking handle (15) is fixedly connected with the lower end of the first screw rod (5, the left side and the right side of a support plate (1) are respectively provided with a guide rod (6), the upper side and the lower side of each guide rod (6) are respectively provided with an upper pressing wheel group (8) and a lower pressing wheel group (9), the centers of the rear sides of the upper pressing wheel group (8) and the lower pressing wheel group (9) are respectively connected with a second left screw rod and a second right screw rod (7), the upper ends of the second left screw rod and the second right screw rod (7) are fixedly connected with a second rocking handle (16), the left end and the right end of the support plate (1) are respectively provided with a front guide vertical roller (10), the lower sides of the front guide vertical rollers (10) and the rear ends of a third left screw rod and a right screw rod (11) are connected, the front ends of the third left screw rod and the right screw rod (11) are fixedly connected with a third rocking handle (17, the lower side of the pushing connecting rod (12) is connected with the upper side of a guide rail sliding block fixedly connected with the cable pinch roller (3) through a pin, and the upper end of the pushing connecting rod (12) is fixed with a balance weight (14).

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