CN109138025A - A kind of build canals furrow making dveice of the agricultural water conservancy with transport function - Google Patents

Abstract

The present invention relates to a kind of build canals furrow making dveice of agricultural water conservancy with transport function, including main body, lever arm and crawler belt, dodge gate is provided on the inside of the main body, and the positioned inside of dodge gate has observation window, the top left hand of the main body is equipped with water tank, and the positioned inside of water tank has water pump, the left side outer wall of the water tank, which runs through, sprinkling water pipe, the positioned inside of the main body has servo motor, and the top of servo motor is movably set with the second rotary shaft, is equipped with rotating disk at the top of second rotary shaft.The beneficial effects of the present invention are: the present invention passes through the setting to lever arm, fixed arm, bucket, main body, fixing seat and rotating disk, it and is to be flexibly connected between lever arm and bucket, starter, so that under the collective effect of fixed arm of the device on the inside of it, lever arm and bucket, carry out trench work of building canals, and under the active action of lever arm and bucket, flexibility when bucket work can be enhanced, accelerate the working efficiency of device.

Description

A kind of build canals furrow making dveice of the agricultural water conservancy with transport function

Technical field

It builds canals furrow making dveice technical field the present invention relates to agricultural water conservancy, specially a kind of agricultural water conservancy band transport function Furrow making dveice of building canals.

Background technique

With the development of science and technology and the progress of social times, Problems of Water Conservancy is increasingly by the concern of various circles of society, and Water conservancy refers to the surface water and groundwater of control and allotment nature, meanwhile, water is human being's production and essential treasured of living Your resource, but the state of its naturally occurring not fully meets the needs of the mankind, when needing to drain specific region, irrigate When equal work, need to carry out by the furrow making dveice of building canals with transport function to build canals trench work, so that the guiding of water flow, conveying It is more convenient.

Existing to build canals furrow making dveice in use, the bucket degree of wear is big, and after the completion of trench work of building canals, no Easily cleaned in time, carrying out work to device makes troubles, meanwhile, when device is mobile, crawler belt is easy to loosen, it is not easy to adjust, So that the flexibility of device enhances, the movement speed of slowing device influences the normal work of device.

Summary of the invention

It is above-mentioned to solve the purpose of the present invention is to provide a kind of build canals furrow making dveice of agricultural water conservancy with transport function Itd is proposed in background technique it is existing build canals furrow making dveice in use, the bucket degree of wear is big, and trench work of building canals After the completion, it is not easy to be cleaned in time, carrying out work to device makes troubles, meanwhile, when device is mobile, crawler belt is easy to loosen, It is not easy to adjust, so that the flexibility of device enhances, the movement speed of slowing device, the problem of influencing the normal work of device.

To achieve the above object, the invention provides the following technical scheme: a kind of agricultural water conservancy is with building canals with transport function Furrow making dveice, including main body, lever arm and crawler belt are provided with dodge gate, and the positioned inside of dodge gate on the inside of the main body There is an observation window, the top left hand of the main body is equipped with water tank, and the positioned inside of water tank has a water pump, outside the left side of the water tank Wall is through there is sprinkling water pipe, and the positioned inside of the main body has servo motor, and the top of servo motor is movably set with second Rotary shaft is equipped with rotating disk at the top of second rotary shaft, and the outside activity of rotating disk is mounted with fixing seat, the rotation The top of turntable is provided with fixed arm, and support rod is mounted on the outside of fixed arm, and the lever arm is set to a left side for fixed arm End, and lever arm is connected by first rotating shaft, and the top of the fixed arm is equipped with the first telescopic rod, the lever arm it is outer Side is mounted with the second telescopic rod, and the bottom end of lever arm is provided with bucket, and the bucket is connected by the second shaft with lever arm It connects, the crawler belt is placed in the bottom outside of main body, and the inner wall of crawler belt is mounted with idler wheel.

Preferably, to be fixedly connected between the top left side of the main body and water tank, and the rectangular in cross-section shape knot of water tank Structure.

Preferably, the fixed arm constitutes rotational structure, and the outer wall of rotating disk and fixation by rotating disk and fixing seat The inside of seat fits, and the first movable axis is mounted on the outside of the fixed arm, and the outer wall of the first movable axis is movably set with First removable cover, the inside of the fixed arm is fixed with the first limiting slot, and the first limit is mounted on the inside of the first limiting slot Block.

Preferably, the lever arm constitutes bascule by first rotating shaft and fixed arm, and between lever arm and bucket To be flexibly connected, it is provided with the second movable axis on the outside of the lever arm, and the outer wall activity of the second movable axis is mounted with second Removable cover, the lever arm is internally provided with the second limiting slot, and the second limited block is equipped on the inside of the second limiting slot.

Preferably, it fits on the outside of the inner wall and idler wheel of the crawler belt, and idler wheel is symmetrical about the central axes of crawler belt, institute The inside for stating idler wheel, which is run through, the first rotary shaft, and the first rotary shaft is mounted with double end motor, the rolling far from one end of idler wheel The outer wall of wheel is fixed with convex block, gag lever post is equipped on the outside of first rotary shaft, and the inside of gag lever post is fixed with screw thread Slot is screwed with bolt on the inside of the gag lever post.

Preferably, the center of circle of circle where section of the transverse axis of the gag lever post Jing Guo the first rotary shaft, and gag lever post It is to be flexibly connected between the first rotary shaft.

Preferably, second removable cover constitutes rotational structure, and the second movable axis by the second movable axis and lever arm It is to be fixedly connected between lever arm.

Preferably, the center line of first limiting slot and the center line of fixed arm coincide, and the first limiting slot and The shape of two limiting slots matches.

Preferably, the equidistant outer wall for being uniformly distributed in idler wheel of the convex block, and the cross-sectional length of convex block is less than idler wheel Cross-sectional width.

Compared with prior art, the beneficial effects of the present invention are:

1, the present invention is by the setting to lever arm, fixed arm, bucket, main body, fixing seat and rotating disk, and lever arm with To be flexibly connected between bucket, starter, so that the collective effect of fixed arm of the device on the inside of it, lever arm and bucket Under, trench work of building canals is carried out, and under the active action of lever arm and bucket, can enhanced flexible when bucket works Property, accelerate the working efficiency of device, fixed arm constitutes rotational structure by rotating disk and fixing seat, after bucket has dug soil, By turning effort of the rotating disk on the inside of fixing seat, so that it drives fixed arm, it is ensured that the work on fixed arm force direction Swing arm and bucket rotate together with, and are transported through work, the functionality of lifting device to the soil dug.

2, the present invention passes through to main body, water tank, the setting for spraying water pipe, crawler belt and idler wheel, the top left side and water of main body To be fixedly connected between case, the connectivity between main body and water tank can be enhanced, and before device build canals trench work, it opens Dynamic water pump, so that the water on the inside of water tank spills along sprinkling water pipe, the soil that can treat digging carries out wet operation, prevents bucket When carrying out trench work, the degree of wear is big, its service life is influenced, and after device completes trench work, by spraying water pipe pair Water in water tank carries out spraying operation, can carry out in time cleaning to bucket, and the outside phase of the inner wall of crawler belt and idler wheel Fitting, when device carries out mobile working, by rolling action of the idler wheel on the inside of crawler belt, so that crawler belt rotates, it can be more preferable Cover in ground, the stability of lifting device, the contact area of aggrandizement apparatus and ground reduces pressure between the two, makes The mobile working for obtaining device is rapider.

3, the present invention is by the setting to gag lever post, the first rotary shaft, the second removable cover, the second movable axis and lever arm, And to be flexibly connected between gag lever post and the first rotary shaft, by the left-half of gag lever post and the effect of right half part, and Under the action of bolt and thread groove, it can be finely adjusted operation to it, enable staff to the distance between idler wheel It is adjusted work, it is ensured that the tightness of crawler belt is moderate, convenient for the mobile working of device, the flexibility of lifting device, second Removable cover constitutes rotational structure by the second movable axis and lever arm, when the route, part on the inside of lever arm are impaired, Neng Goutong The rotary action of the second movable axis is crossed, so that unlatching work is rapidly completed between the second removable cover and lever arm, is convenient for work people Member the part inside lever arm is replaced, maintenance work.

4, the present invention is by the setting to the first limiting slot, the second limiting slot, the first limit block and the second limit block, and first Limiting slot matches with the shape of the second limiting slot, can be respectively to solid by the effect of the first limiting slot and the second limiting slot Cable on the inside of fixed arm and lever arm is arranged work, so that the cable on the inside of device is without any confusion, the later period is facilitated to be tieed up Shield operation, meanwhile, under the action of the first limited block and the second limited block, firm operation can be carried out to cable, prevents cable Shaking is generated, causes to fall off, poor contact phenomenon occurs, influence the normal work of device.

5, the present invention is by the setting to convex block, the first rotary shaft, double end motor, idler wheel and crawler belt, and convex block is equidistant It is uniformly distributed in the outer wall of idler wheel, when starting double end motor, so that the first rotary shaft rotates, idler wheel rotation is driven, in idler wheel The convex block of outer wall is bonded under effect with the groove of crawler belt inner wall, so that the adsorptivity of idler wheel and crawler belt enhances, is carried out in device It is less prone to opposite sliding phenomenon when mobile working, between idler wheel and crawler belt, prevents temperature after friction from increasing, idler wheel is caused to damage It is bad.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram of build canals furrow making dveice of the agricultural water conservancy with transport function of the present invention；

Fig. 2 is a kind of fixed arm side structure signal of build canals furrow making dveice of the agricultural water conservancy with transport function of the present invention Figure；

Fig. 3 is a kind of fixed arm internal structure signal of build canals furrow making dveice of the agricultural water conservancy with transport function of the present invention Figure；

Fig. 4 is a kind of agricultural water conservancy double end motor of the furrow making dveice of building canals with transport function of the present invention and the first rotation Axile connection structure schematic diagram；

Fig. 5 is a kind of main body Facad structure signal of build canals furrow making dveice of the agricultural water conservancy with transport function of the present invention Figure.

In figure: 1, main body；2, water tank；3, water pump；4, water pipe is sprayed；5, support rod；6, fixed arm；7, the first telescopic rod； 8, first rotating shaft；9, lever arm；10, the second telescopic rod；11, the second shaft；12, bucket；13, observation window；14, dodge gate；15, Thread groove；16, bolt；17, gag lever post；18, the first rotary shaft；19, idler wheel；20, crawler belt；21, the first removable cover；22, first Movable axis；23, the second removable cover；24, the second movable axis；25, the first limited block；26, the first limiting slot；27, the second limiting slot； 28, the second limited block；29, double end motor；30, convex block；31, rotating disk；32, fixing seat；33, the second rotary shaft；34, servo electricity Machine.

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.

Fig. 1-5 is please referred to, the present invention provides a kind of technical solution: a kind of build canals ditching of the agricultural water conservancy with transport function Device, including main body 1, water tank 2, water pump 3, sprinkling water pipe 4, support rod 5, fixed arm 6, the first telescopic rod 7, first rotating shaft 8, work Swing arm 9, the second telescopic rod 10, the second shaft 11, bucket 12, observation window 13, dodge gate 14, thread groove 15, bolt 16, gag lever post 17, the first rotary shaft 18, idler wheel 19, crawler belt 20, the first removable cover 21, the first movable axis 22, second the 23, second activity of removable cover Axis 24, the first limited block 25, the first limiting slot 26, the second limiting slot 27, the second limited block 28, double end motor 29, convex block 30, rotation Turntable 31, fixing seat 32, the second rotary shaft 33 and servo motor 34, the inside of main body 1 are provided with dodge gate 14, and dodge gate 14 Positioned inside have observation window 13, the top left hand of main body 1 is equipped with water tank 2, and the positioned inside of water tank 2 has water pump 3, main body To be fixedly connected between 1 top left side and water tank 2, and the rectangular in cross-section shape structure of water tank 2, main body 1 and water can be enhanced Connectivity between case 2, and before device build canals trench work, start water pump 3, so that the water of 2 inside of water tank is along spray Sprinkler pipe 4 spills, and the soil that can treat digging carries out wet operation, and when preventing bucket 12 from carrying out trench work, the degree of wear is big, Its service life is influenced, and after device completes trench work, spraying operation, energy are carried out to the water in water tank 2 by sprinkling water pipe 4 It is enough that cleaning is carried out in time to bucket 12；

For the left side outer wall of water tank 2 through there is sprinkling water pipe 4, the positioned inside of main body 1 has servo motor 34, and servo motor 34 top is movably set with the second rotary shaft 33, and the top of the second rotary shaft 33 is equipped with rotating disk 31, and rotating disk 31 Outside activity is mounted with fixing seat 32, and the top of rotating disk 31 is provided with fixed arm 6, and the outside of fixed arm 6 is mounted with support Bar 5, fixed arm 6 constitute rotational structure by rotating disk 31 and fixing seat 32, and the outer wall of rotating disk 31 and fixing seat 32 is interior Side fits, after bucket 12 has dug soil, by turning effort of the rotating disk 31 on the inside of fixing seat 32, so that it drives admittedly Fixed arm 6, it is ensured that lever arm 9 and bucket 12 on 6 force direction of fixed arm rotate together with, and are transported through work to the soil dug Make, the functionality of lifting device；

The outside of fixed arm 6 is mounted with the first movable axis 22, and the outer wall of the first movable axis 22 is movably set with first and lives Dynamic lid 21, the inside of fixed arm 6 is fixed with the first limiting slot 26, and the inside of the first limiting slot 26 is mounted with the first limited block 25, the center line of the center line and fixed arm 6 of the first limiting slot 26 coincides, and the first limiting slot 26 and the second limiting slot 27 Shape matches, can be respectively in fixed arm 6 and lever arm 9 by the effect of the first limiting slot 26 and the second limiting slot 27 The cable of side is arranged work, so that the cable on the inside of device is without any confusion, the later period is facilitated to carry out attended operation, meanwhile, Under the action of first limited block 25 and the second limited block 28, firm operation can be carried out to cable, prevents cable from generating shaking, makes At falling off, there is poor contact phenomenon, influence the normal work of device, lever arm 9 is set to the left end of fixed arm 6, and activity Arm 9 is connected by first rotating shaft 8, and lever arm 9 constitutes bascule by first rotating shaft 8 and fixed arm 6, and lever arm 9 with To be flexibly connected between bucket 12, starter so that fixed arm 6 of the device on the inside of it, lever arm 9 and bucket 12 it is common Under effect, trench work of building canals is carried out, and under the active action of lever arm 9 and bucket 12, the work of bucket 12 can be enhanced When flexibility, accelerate the working efficiency of device；

The outside of lever arm 9 is provided with the second movable axis 24, and the outer wall activity of the second movable axis 24 is mounted with second and lives Dynamic lid 23, the second removable cover 23 constitute rotational structure, and the second movable axis 24 and activity by the second movable axis 24 and lever arm 9 To be fixedly connected between arm 9, when the route of 9 inside of lever arm, part are impaired, can be made by the rotation of the second movable axis 24 With so that unlatching work is rapidly completed between the second removable cover 23 and lever arm 9, convenient for staff to lever arm 9 inside Part replaced, maintenance work, and lever arm 9 is internally provided with the second limiting slot 27, and the inside peace of the second limiting slot 27 Equipped with the second limited block 28, the top of fixed arm 6 is equipped with the first telescopic rod 7, and the outside of lever arm 9 is mounted with the second telescopic rod 10, and the bottom end of lever arm 9 is provided with bucket 12, bucket 12 is connected by the second shaft 11 with lever arm 9, and crawler belt 20 disposes It is mounted with idler wheel 19 in the inner wall of the bottom outside of main body 1, and crawler belt 20, the outside of the inner wall and idler wheel 19 of crawler belt 20 is affixed It closes, and idler wheel 19 is symmetrical about the central axes of crawler belt 20, when device carries out mobile working, by idler wheel 19 in 20 inside of crawler belt Rolling action can preferably cover so that crawler belt 20 rotates in ground, the stability of lifting device, aggrandizement apparatus and ground The contact area in face reduces pressure between the two, so that the mobile working of device is rapider；

The inside of idler wheel 19 through there is the first rotary shaft 18, and the first rotary shaft 18 be mounted with far from one end of idler wheel 19 it is double Head motor 29, the outer wall of idler wheel 19 are fixed with convex block 30, the equidistant outer wall for being uniformly distributed in idler wheel 19 of convex block 30, and convex block 30 Cross-sectional length be less than idler wheel 19 cross-sectional width, when start double end motor 29 so that the first rotary shaft 18 rotate, drive roll 19 rotation of wheel, under being bonded and act on of convex block 30 and the groove of 20 inner wall of crawler belt of 19 outer wall of idler wheel, so that idler wheel 19 and crawler belt 20 adsorptivity enhancing is less prone to opposite sliding phenomenon, prevents when device carries out mobile working between idler wheel 19 and crawler belt 20 Temperature increases after only rubbing, and idler wheel 19 is caused to damage, and the outside of the first rotary shaft 18 is equipped with gag lever post 17, and gag lever post 17 Inside is fixed with thread groove 15, the center of circle of circle where section of the transverse axis of gag lever post 17 Jing Guo the first rotary shaft 18, and limits To be flexibly connected between position bar 17 and the first rotary shaft 18, by the left-half of gag lever post 17 and the effect of right half part, and And under the action of bolt 16 and thread groove 15, operation can be finely adjusted to it, enable staff to idler wheel 19 it Between distance be adjusted work, it is ensured that the tightness of crawler belt 20 is moderate, convenient for the mobile working of device, the spirit of lifting device Activity, the inside of gag lever post 17 are screwed with bolt 16.

The working principle of the present embodiment: build canals furrow making dveice of the agricultural water conservancy with transport function passes through limit first The left-half of bar 17 and the effect of right half part, and under the action of bolt 16 and thread groove 15, it can be carried out micro- Operation is adjusted, staff is enabled to be adjusted work to the distance between idler wheel 19, it is ensured that the tightness of crawler belt 20 is suitable In, convenient for the mobile working of device, then, starter, so that the first rotary shaft 18 is in (the model: FF-K- of double end motor 29 10) it is rotated under the action of, and idler wheel 19 is driven to rotate, in the convex block 30 of 19 outer wall of idler wheel and the groove of 20 inner wall of crawler belt Fitting effect under so that the adsorptivity of idler wheel 19 and crawler belt 20 enhances, when device carries out mobile working, idler wheel 19 and crawler belt Opposite sliding phenomenon is less prone between 20, meanwhile, by can preferably be covered in ground in the crawler belt 20 of one fixed width, mention The stability of device is risen, the contact area of aggrandizement apparatus and ground reduces pressure between the two, so that the mobile working of device More rapidly, when device is moved to when the region for trench work of building canals, the first telescopic rod 7 of starting and the second telescopic rod 10 are right Lever arm 9 and bucket 12 are adjusted work, so that bucket 12 more efficiently carries out trench work of building canals, when device is opened Before canal trench work, start water pump 3 so that the water of the inside of water tank 2 spills along sprinkling water pipe 4, can treat the soil of digging into The wet operation of row, when preventing bucket 12 from carrying out trench work, the degree of wear is big, influences its service life, then, is carried out by bucket 12 Trench work, and when having dug soil on the inside of bucket 12, it, being capable of band under the action of servo motor 34 (model: MPM1141) Dynamic second rotary shaft 33 rotation, so that rotating disk 31 rotates on the inside of fixing seat 32, so that it drives fixed arm 6, it is ensured that fixed Lever arm 9 and bucket 12 on 6 force direction of arm rotate together with, and are transported through work to the soil dug, lifting device Functionality carries out spraying operation to the water in water tank 2 by sprinkling water pipe 4 after device completes trench work, can be to bucket 12 carry out cleaning in time.

Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc. With replacement, all within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in this Within the protection scope of invention.

Claims (9)

1. a kind of build canals furrow making dveice of agricultural water conservancy with transport function, including main body (1), lever arm (9) and crawler belt (20), It is characterized by: being provided with dodge gate (14) on the inside of the main body (1), and the positioned inside of dodge gate (14) has observation window (13), the top left hand of the main body (1) is equipped with water tank (2), and the positioned inside of water tank (2) has water pump (3), the water tank (2) left side outer wall is through having sprinkling water pipe (4), and the positioned inside of the main body (1) has servo motor (34), and servo motor (34) top is movably set with the second rotary shaft (33), is equipped with rotating disk (31) at the top of second rotary shaft (33), And the outside activity of rotating disk (31) is mounted with fixing seat (32), the top of the rotating disk (31) is provided with fixed arm (6), and It is mounted on the outside of fixed arm (6) support rod (5), the lever arm (9) is set to the left end of fixed arm (6), and lever arm (9) It is connected by first rotating shaft (8), the top of the fixed arm (6) is equipped with the first telescopic rod (7), the lever arm (9) Outside is mounted with the second telescopic rod (10), and the bottom end of lever arm (9) is provided with bucket (12), and the bucket (12) passes through second Shaft (11) is connected with lever arm (9), and the crawler belt (20) is placed in the bottom outside of main body (1), and crawler belt (20) is interior Wall is mounted with idler wheel (19).

2. a kind of build canals furrow making dveice of the agricultural water conservancy according to claim 1 with transport function, it is characterised in that: institute It states to be fixedly connected between the top left side of main body (1) and water tank (2), and the rectangular in cross-section shape structure of water tank (2).

3. a kind of build canals furrow making dveice of the agricultural water conservancy according to claim 1 with transport function, it is characterised in that: institute It states fixed arm (6) and constitutes rotational structure, and the outer wall and fixing seat of rotating disk (31) by rotating disk (31) and fixing seat (32) (32) it fits on the inside of, is mounted with the first movable axis (22) on the outside of the fixed arm (6), and the first movable axis (22) is outer Wall is movably set with the first removable cover (21), and the inside of the fixed arm (6) is fixed with the first limiting slot (26), and the first limit The first limited block (25) are mounted on the inside of slot (26).

4. a kind of build canals furrow making dveice of the agricultural water conservancy according to claim 1 with transport function, it is characterised in that: institute It states lever arm (9) and constitutes bascule by first rotating shaft (8) and fixed arm (6), and be between lever arm (9) and bucket (12) It is flexibly connected, is provided with the second movable axis (24) on the outside of the lever arm (9), and the outer wall activity peace of the second movable axis (24) It being equipped with the second removable cover (23), the lever arm (9) is internally provided with the second limiting slot (27), and the second limiting slot (27) Inside is equipped with the second limited block (28).

5. a kind of build canals furrow making dveice of the agricultural water conservancy according to claim 1 with transport function, it is characterised in that: institute It states and fits on the outside of the inner wall and idler wheel (19) of crawler belt (20), and idler wheel (19) is symmetrical about the central axes of crawler belt (20), institute The inside for stating idler wheel (19), which is run through, to be had the first rotary shaft (18), and the first rotary shaft (18) is mounted with far from the one end of idler wheel (19) The outer wall of double end motor (29), the idler wheel (19) is fixed with convex block (30), is equipped on the outside of first rotary shaft (18) Gag lever post (17), and the inside of gag lever post (17) is fixed with thread groove (15), is screwed with bolt on the inside of the gag lever post (17) (16)。

6. a kind of build canals furrow making dveice of the agricultural water conservancy according to claim 5 with transport function, it is characterised in that: institute State the transverse axis of gag lever post (17) center of circle round by the section place of the first rotary shaft (18), and gag lever post (17) and first It is flexible connection between rotary shaft (18).

7. a kind of build canals furrow making dveice of the agricultural water conservancy according to claim 4 with transport function, it is characterised in that: institute State the second removable cover (23) and constitute rotational structure by the second movable axis (24) and lever arm (9), and the second movable axis (24) with It is to be fixedly connected between lever arm (9).

8. a kind of build canals furrow making dveice of the agricultural water conservancy according to claim 3 with transport function, it is characterised in that: institute The center line for stating the center line and fixed arm (6) of the first limiting slot (26) coincides, and the first limiting slot (26) and the second limit The shape of slot (27) matches.

9. a kind of build canals furrow making dveice of the agricultural water conservancy according to claim 5 with transport function, it is characterised in that: institute The equidistant outer wall for being uniformly distributed in idler wheel (19) of convex block (30) is stated, and the cross-sectional length of convex block (30) is less than cutting for idler wheel (19) Face width.