CN212158405U

CN212158405U - Chain length measuring device

Info

Publication number: CN212158405U
Application number: CN202021273895.3U
Authority: CN
Inventors: 蒋俊美; 毕永光; 蒋阿生; 蒋俊波
Original assignee: Liyang Extra Strong Chains Manufacturing Co ltd
Current assignee: Liyang Extra Strong Chains Manufacturing Co ltd
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2020-12-15
Anticipated expiration: 2030-07-03

Abstract

The utility model discloses a chain length measuring device, relate to the chain field of measuring, the on-line screen storage device comprises a base, the upper end top of base is equipped with the lifter plate, the first L shape pole of a plurality of evenly distributed of upper end fixedly connected with of base, the second L shape pole of a plurality of evenly distributed of lower extreme fixedly connected with of lifter plate, a plurality of first L shape poles and a plurality of second L shape pole set up mutually in proper order by mistake, the upper end rear side middle part fixedly connected with riser of base, the rear end middle part fixedly connected with U-shaped plate of lifter plate, U-shaped plate cup joints with the riser activity, the rear side fixedly connected with movable block of U-shaped plate, the rear side top fixedly connected with fixed plate of riser, the upper end fixedly connected with driving motor of fixed plate, driving motor's output passes through the shaft coupling and. The utility model discloses be convenient for roll over the chain into a plurality of equal length sections and measure to the length sum of a plurality of equal length sections is the length of chain promptly, improves work efficiency, and reduces the volume of device, and the people of being convenient for use.

Description

Chain length measuring device

Technical Field

The utility model relates to a chain measurement field, in particular to chain length measurement device.

Background

Chains, generally metallic links or rings, are used as mechanical transmission, traction, links for obstructing traffic passages (for example in streets, rivers or harbour entrances), chains used mechanically, which can be divided into short-pitch precision roller chains; a short pitch precision roller chain; a bent plate roller chain for heavy load transmission; chains for cement machines, plate chains; high strength chain.

At present, the chain needs to be measured the length of chain after production to whether it is qualified to detect the chain, and among the prior art, when using measuring device to measure the chain, because the measuring range of device is limited, need measure many times to the chain, then add a plurality of numerical values of measuring, influence application range, and there is the error in measurement at every turn, influence and measure the accuracy nature, be not convenient for people and use.

Therefore, it is necessary to invent a chain length measuring device to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a chain length measuring device to when solving the use measuring device who proposes among the above-mentioned background and measuring the chain, because the measuring range of device is limited, need carry out a lot of measurements to the chain, then add a plurality of numerical values of measuring, influence application range, and measure at every turn and have an error, influence measurement accuracy nature, the problem that people used not convenient for.

In order to achieve the above object, the utility model provides a following technical scheme: a chain length measuring device comprises a base, wherein a lifting plate is arranged above the upper end of the base, a plurality of first L-shaped rods which are uniformly distributed are fixedly connected to the upper end of the base, a plurality of second L-shaped rods which are uniformly distributed are fixedly connected to the lower end of the lifting plate, the first L-shaped rods and the second L-shaped rods are sequentially arranged in a staggered mode, a vertical plate is fixedly connected to the middle of the rear side of the upper end of the base, a U-shaped plate is fixedly connected to the middle of the rear end of the lifting plate and movably sleeved with the vertical plate, a moving block is fixedly connected to the rear side of the U-shaped plate, a fixed plate is fixedly connected to the upper portion of the rear side of the vertical plate, a driving motor is fixedly connected to the upper end of the fixed plate, the output end of the driving motor is rotatably connected with a threaded rod through a coupler, the lower end of the threaded rod penetrates through the, the moving block is in threaded sleeve joint with the threaded rod through a threaded hole, and a graduated scale is arranged on the front side of the vertical plate.

Preferably, the rod walls of the plurality of first L-shaped rods in the middle are rotatably sleeved with the first pulleys through a plurality of second rolling bearings, and the rod walls of the plurality of second L-shaped rods are rotatably sleeved with the second pulleys through a third rolling bearing.

Preferably, the upper end fixedly connected with of base has two symmetric distribution's slide bar, the lifter plate slides through two through-holes and two slide bar and cup joints.

Preferably, spherical grooves are formed in two opposite sides of the U-shaped plate and the lifting plate, balls are connected to the inner portions of the spherical grooves in a rolling mode, and the two opposite sides of the balls are respectively abutted to the front side and the rear side of the vertical plate.

Preferably, the rear side of the upper end of the base is fixedly connected with a bearing seat, and the lower end of the threaded rod is rotatably connected with the base through the bearing seat.

Preferably, the base, the lifting plate, the vertical plate and the U-shaped plate are all made of stainless steel materials.

The utility model discloses a technological effect and advantage:

1. through the mutual matching of the base, the lifting plate, the vertical plate, the U-shaped plate, the fixed plate, the moving block, the driving motor, the threaded rod, the first L-shaped rods and the second L-shaped rods, the riveting column hole at one end of the chain to be detected is sleeved with the first L-shaped rod at one side, the chain is wound around the first L-shaped rods and the second L-shaped rods at one time, the riveting column hole at the other end of the chain is sleeved with the first L-shaped rod at the other side, so that the chain can be folded into a multi-section form, the threaded rod can be driven to rotate by the driving motor, the moving block can be driven to move upwards by the rotation of the threaded rod, the U-shaped plate can be driven to move upwards by the moving block, the lifting plate can drive the lifting plate to move upwards, the lifting plate can drive the second L-shaped rods to move upwards, the chain can be conveniently pulled to move, and the, the length of each section of chain can be measured through the scale, the total length of the chain to be measured is obtained by adding the lengths of the plurality of sections of chains, so that the measurement is convenient for people, the size of the device is reduced, and the device is convenient for people to use;

2. the friction force between the chain and the second L-shaped rod of the first L-shaped rod machine can be reduced through the mutual matching of the plurality of first pulleys and the plurality of second pulleys, so that the chain can slide on the surfaces of the first L-shaped rod and the second L-shaped rod when the chain is pulled;

3. through two slide bars and two through-holes that are equipped with can make the lifter plate more stable when upwards moving, more nimble when two balls that are equipped with can make U-shaped board and riser slip each other to it is more nimble when can making the lifter plate remove.

Drawings

Fig. 1 is a schematic front structural view of the present invention.

Fig. 2 is a schematic side view of the present invention.

Fig. 3 is an enlarged schematic structural diagram of a portion a in fig. 2 according to the present invention.

Fig. 4 is a schematic top view of the lifter plate and the U-shaped plate of the present invention.

In the figure: 1. a base; 2. a lifting plate; 3. a first L-shaped bar; 4. a second L-shaped bar; 5. a vertical plate; 6. a U-shaped plate; 7. a moving block; 8. a fixing plate; 9. a drive motor; 10. a threaded rod; 11. a second pulley; 12. a second pulley; 13. a slide bar; 14. and a ball.

Detailed Description

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.

The utility model provides a chain length measuring device as shown in figures 1-4, which comprises a base 1, a lifting plate 2 is arranged above the upper end of the base 1, a plurality of first L-shaped rods 3 which are evenly distributed are fixedly connected with the upper end of the base 1, a plurality of second L-shaped rods 4 which are evenly distributed are fixedly connected with the lower end of the lifting plate 2, the plurality of first L-shaped rods 3 and the plurality of second L-shaped rods 4 are sequentially arranged in a staggered manner, a vertical plate 5 is fixedly connected with the middle part of the rear side of the upper end of the base 1, a U-shaped plate 6 is fixedly connected with the middle part of the rear end of the lifting plate 2, the U-shaped plate 6 is movably sleeved with the vertical plate 5, a movable block 7 is fixedly connected with the rear side of the U-shaped plate 6, a fixed plate 8 is fixedly connected with the upper part of the vertical plate 5, a driving motor 9 is fixedly connected with the upper end of the fixed plate 8, the, and threaded rod 10 rotates through first antifriction bearing and is connected with fixed plate 8, and movable block 7 cup joints through screw hole and threaded rod 10 screw thread, and the front side of riser 5 is equipped with the scale.

As shown in fig. 1 and 2, the rod walls of the first L-shaped rods 3 in the middle are rotatably sleeved with the first pulleys 11 through the second rolling bearings, and the rod walls of the second L-shaped rods 4 are rotatably sleeved with the second pulleys 12 through the third rolling bearings, so that the friction between the chain and the first L-shaped rods 3 and the second L-shaped rods 4 can be reduced, and the chain can slide on the surfaces of the first L-shaped rods 3 and the second L-shaped rods 4.

As shown in fig. 1 and 2, two symmetrically distributed sliding rods 13 are fixedly connected to the upper end of the base 1, and the lifting plate 2 is slidably sleeved with the two sliding rods 13 through two through holes, so that the lifting plate 2 is more stable when moving.

As shown in fig. 3 and 4, the two opposite sides of the U-shaped plate 6 and the lifting plate 2 are provided with spherical grooves, the balls 14 are connected to the two opposite sides of the spherical grooves in a rolling manner, the two opposite sides of the balls 14 are respectively abutted to the front side and the rear side of the vertical plate 5, so that the friction force between the U-shaped plate 6 and the vertical plate 5 can be reduced, the U-shaped plate 6 is more flexible when moving, and the lifting plate 2 is more flexible when moving.

As shown in fig. 2, a bearing seat is fixedly connected to the rear side of the upper end of the base 1, and the lower end of the threaded rod 10 is rotatably connected to the base 1 through the bearing seat, so that the threaded rod 10 is more stable when rotating.

As shown in fig. 1, the base 1, the lifting plate 2, the vertical plate 5 and the U-shaped plate 6 are made of stainless steel, so that the base 1, the lifting plate 2, the vertical plate 5 and the U-shaped plate 6 are more durable.

The utility model discloses the theory of operation:

when in use, the riveting column hole at one end of the chain to be measured is sleeved with the first L-shaped rod 3 at one side, then the chain is sequentially wound around other first L-shaped rods 3 and second L-shaped rods 4, and the riveting column hole at the other end of the chain is sleeved with the first L-shaped rod 3 at the other side, so that the chain can be folded into a multi-section form, the threaded rod 10 can be driven to rotate by the arranged driving motor 9, the threaded rod 10 can drive the moving block 7 to move upwards, the moving block 7 can drive the U-shaped plate 6 to move upwards, the U-shaped plate 6 can drive the lifting plate 2 to move upwards, the lifting plate 2 can drive the second L-shaped rods 4 to move upwards, the chain is convenient to pull to move, the multi-section chain can be straightened, the length of each section of chain can be measured by the scale, the total length of the multi-section chain is obtained by adding the lengths of the multi-section chain, the device is convenient for people to measure, reduces the volume of the device and is convenient for people to use.

Finally, it should be noted that: 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A chain length measuring device is characterized in that: comprises a base (1), a lifting plate (2) is arranged above the upper end of the base (1), a plurality of uniformly distributed first L-shaped rods (3) are fixedly connected to the upper end of the base (1), a plurality of uniformly distributed second L-shaped rods (4) are fixedly connected to the lower end of the lifting plate (2), the first L-shaped rods (3) and the second L-shaped rods (4) are sequentially arranged in a staggered manner, a vertical plate (5) is fixedly connected to the middle part of the rear end of the upper end of the base (1), a U-shaped plate (6) is fixedly connected to the middle part of the rear end of the lifting plate (2), the U-shaped plate (6) is movably sleeved with the vertical plate (5), a movable block (7) is fixedly connected to the rear side of the U-shaped plate (6), a fixed plate (8) is fixedly connected to the upper end of the vertical plate (5), and a driving motor (9) is fixedly connected to the upper end of the, the output of driving motor (9) rotates through the shaft coupling and is connected with threaded rod (10), the lower extreme of threaded rod (10) runs through fixed plate (8) and downwardly extending, and threaded rod (10) rotate with fixed plate (8) through first antifriction bearing and are connected, movable block (7) cup joint through screw hole and threaded rod (10) screw thread, the front side of riser (5) is equipped with the scale.

2. A chain length measuring device according to claim 1, wherein: wherein the rod walls of a plurality of first L-shaped rods (3) in the middle are rotatably sleeved with first pulleys (11) through a plurality of second rolling bearings, and the rod walls of a plurality of second L-shaped rods (4) are rotatably sleeved with second pulleys (12) through third rolling bearings.

3. A chain length measuring device according to claim 1, wherein: the upper end fixedly connected with of base (1) two symmetric distribution's slide bar (13), lifter plate (2) slide through two through-holes and two slide bar (13) and cup joint.

4. A chain length measuring device according to claim 1, wherein: spherical grooves are formed in two opposite sides of the U-shaped plate (6) and the lifting plate (2), balls (14) are connected to the inner portions of the spherical grooves in a rolling mode, and the two opposite sides of the balls (14) are respectively abutted to the front side and the rear side of the vertical plate (5).

5. A chain length measuring device according to claim 1, wherein: the upper end rear side fixedly connected with bearing frame of base (1), the lower extreme of threaded rod (10) is passed through the bearing frame and is rotated with base (1) and be connected.

6. A chain length measuring device according to claim 1, wherein: the base (1), the lifting plate (2), the vertical plate (5) and the U-shaped plate (6) are all made of stainless steel materials.