CN210600062U

CN210600062U - Tensioning wheel assembly of single-side scutching machine

Info

Publication number: CN210600062U
Application number: CN201921166611.8U
Authority: CN
Inventors: 郑加福
Original assignee: Zhangzhou Kaixing Machine Co ltd
Current assignee: Zhangzhou Kaixing Machine Co ltd
Priority date: 2019-07-24
Filing date: 2019-07-24
Publication date: 2020-05-22
Anticipated expiration: 2029-07-24

Abstract

The utility model discloses a take-up pulley assembly of single face scutching machine, including base, first take-up pulley and second take-up pulley, both parts all are provided with the installation head around on the base, and overlap respectively in first mounting hole and the second mounting hole and put a set of first threaded rod, and first take-up pulley is installed to the upper end of the first threaded rod of front side, and the second take-up pulley is installed to the upper end of the first threaded rod of rear side. This take-up pulley assembly of single face scutching machine, overall structure sets up rationally, install first take-up pulley and second take-up pulley, and adjust the interval between the base up end on the first threaded rod through rotating, thereby adjust the interval between take-up pulley to the base up end, and what fixed mode between base and the mounting bracket adopted is centre gripping fixed method, the interval is the same between the activity wheel to two sets of take-up pulleys, through stroke electric putter's promotion, change the interval between the activity wheel to two sets of take-up pulleys, thereby change the rate of tension, and is more practical convenient.

Description

Tensioning wheel assembly of single-side scutching machine

Technical Field

The utility model relates to a weaving equipment technical field specifically is a take-up pulley assembly of single face scutching machine.

Background

During the printing and dyeing process, the cloth is often required to be subjected to wet processing and dehydration treatment, and after the cloth is subjected to dehydration treatment, the cloth is easily twisted into a strand-shaped object, when the next working procedure is carried out, the cloth needs to be unfolded into flaky cloth through a detwisting and scutching working procedure, for the unfolding of the rope-shaped cloth, a scutching machine is mostly adopted, the belt transmission in the scutching machine is widely used, and a belt tensioning wheel is required to be arranged in a belt transmission system in order to ensure the reliable and effective transmission, in actual production, part of belt transmission power is larger, the rotating speed of the belt is higher, the working strength is larger, the traditional belt tensioning wheel is fixed on equipment through bolts, the installation of the tensioning wheel is too rigid, the adjustment is difficult and inconvenient, and the whole installation setting of take-up pulley assembly is only limited in the spiro union is fixed, and the installation is dismantled and the adjustment is all convenient inadequately, and is more troublesome and time-consuming.

In order to solve the defects and shortcomings of the tensioning wheel assembly, the tensioning wheel assembly of the single-side scutching machine is provided with a base, a first threaded rod, a first tensioning wheel and a second tensioning wheel, wherein the base is provided with the first threaded rod on the front part and the rear part, the first threaded rod is arranged on the upper end of the first threaded rod, the first tensioning wheel and the second tensioning wheel are arranged on the upper end of the first threaded rod, the first threaded rod is rotated to adjust the distance between the upper end of the first threaded rod and the upper end surface of the base, so that the distance between the first tensioning wheel and the second tensioning wheel and the upper end surface of the base can be adjusted, the base and the mounting frame are fixed by adopting a clamping and fixing method, side clamping plates are clamped on the front side surface and the rear side surface of the mounting frame, and pressing plates are clamped on the front side surface and the rear side surface of the mounting frame, the base is fixed on the mounting frame through the clamping of the side clamping plates and the pressing plates, the clamping structure is convenient to adjust and more practical and convenient, and therefore the tensioning wheel assembly of the single-face scutching machine is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem lie in overcoming prior art's belt tightening pulley and passing through the bolt fastening on equipment, and the installation of take-up pulley is too deadly, is difficult to the adjustment convenient inadequately to the whole installation setting of take-up pulley assembly is only limited to the spiro union fixed, and the installation is dismantled and the adjustment is convenient inadequately, and defect that it is more troublesome and time-consuming provides a take-up pulley assembly of single face scutcher. The tensioning wheel assembly of the single-side scutching machine is reasonable in overall structure arrangement, and mainly comprises a base, a first threaded rod, a first tensioning wheel and a second tensioning wheel, wherein the first threaded rod is arranged on the front part and the rear part of the base, the first tensioning wheel and the second tensioning wheel are respectively arranged on the upper end of the first threaded rod, the first threaded rod is rotated to adjust the distance between the upper end of the first threaded rod and the upper end surface of the base, so that the distance between the first tensioning wheel and the second tensioning wheel and the upper end surface of the base can be adjusted, a clamping and fixing method is adopted as a fixing mode between the base and the mounting frame, side clamping plates are clamped on the front side surface and the rear side surface of the mounting frame, pressing plates are clamped on the front side surface and the rear side surface of the mounting frame, the base is fixed on the mounting frame through clamping of the side clamping plates and the pressing plates, more practical and convenient, etc.

In order to achieve the above object, the utility model provides a following technical scheme: a tensioning wheel assembly of a single-side scutching machine comprises a base, a first tensioning wheel and a second tensioning wheel, wherein mounting heads are arranged on the front portion and the rear portion of the base, a first mounting hole and a second mounting hole are formed in the mounting heads on the front side and the rear side respectively, a group of first threaded rods are sleeved in the first mounting hole and the second mounting hole respectively, the first tensioning wheel is mounted at the upper end of the first threaded rod on the front side, the second tensioning wheel is mounted at the upper end of the first threaded rod on the rear side, and the base is fixed on a mounting frame;

a set of movable groove has all been seted up to two portions around the base lower surface, and the equal activity of every group movable groove sets up the slider, and the front end upper portion of slider is provided with the side splint, and the up end of side splint is controlled to align and is installed two sets of third threaded rods, and equal spiro union has third lock nut on every group third threaded rod to the clamp plate has been put to the cover on two sets of third threaded rods.

Preferably, the middle of first straining wheel is provided with interior lag, has seted up the third mounting hole in the interior lag, and the outside of first straining wheel is provided with the lag to be provided with buffer layer and buffer layer between lag and the interior lag, the ring is equipped with multiunit support plate piece between buffer layer and the buffer layer simultaneously, and lag and interior lag all adopt stainless steel, and buffer layer all adopt the synthetic rubber material.

Preferably, the first tensioning wheel and the second tensioning wheel form a front-back symmetrical structure about the center of the base, the first tensioning wheel and the second tensioning wheel are both installed at the upper end of the first threaded rod, a fifth locking nut and a fourth locking nut are installed on the rod body of the first threaded rod between the first tensioning wheel and the base, the fifth locking nut is tightly attached to the bottom surface of the first tensioning wheel, meanwhile, a first locking nut is screwed on the lower end of the first threaded rod, and the fourth locking nut and the first locking nut are tightly attached to the upper end surface and the lower end surface of the base respectively.

Preferably, the mounting bracket is located the middle part of base lower surface, and both sides are provided with side splint and clamp plate relatively around the mounting bracket to the side splint of both sides centre gripping respectively is on the both sides face around the mounting bracket, and the clamp plate of both sides centre gripping is both sides around the mounting bracket bottom surface respectively around.

Preferably, the upper portion of the rear end of the sliding block is abutted to and pressed with a second threaded rod, the second threaded rod is connected with a second locking nut in a threaded mode, a sleeve plate is clamped between the second locking nut and the lower surface of the base, and meanwhile the second locking nut is of a movable structure on the second threaded rod.

Preferably, the third threaded rod is connected with a third locking nut in a threaded manner, and the pressing plate and the third locking nut are both movable structures on the third threaded rod.

Preferably, the sliding block at the bottom end of the side clamping plate on the lower surface of the base is arranged in the movable groove in a front-back sliding mode, the base and the mounting frame are detachably arranged, and the first threaded rod in the first mounting hole and the first threaded rod in the second mounting hole are arranged on the base in a vertically movable mode.

Preferably, the left side middle part vertical fixation of base has the riser, and the middle part of riser has seted up the guide rail to install stroke electric putter in the right-hand member of guide rail, stroke electric putter's front end is fixed with the axostylus axostyle, and the overhead movable pulley of installing of outer end of axostylus axostyle simultaneously, horizontal activity setting about the movable pulley can be controlled.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the tension wheel assembly of the single-side scutching machine has reasonable integral structure arrangement and is mainly provided with a base, a first threaded rod, a first tension wheel and a second tension wheel, the first threaded rod is arranged on the front part and the rear part of the base, the first tensioning wheel and the second tensioning wheel are respectively arranged at the upper end of the first threaded rod, and the first threaded rod adjusts the distance from the upper end of the first threaded rod to the upper end surface of the base through rotation, thereby adjusting the distance between the first tension wheel and the second tension wheel to the upper end surface of the base, adopting a clamping and fixing method for fixing the base and the mounting rack, clamping the side clamping plates on the front side surface and the rear side surface of the mounting rack, the pressing plates are clamped at the front and rear sides of the lower end surface of the mounting frame, the base is fixed on the mounting frame through clamping of the side clamping plates and the pressing plates, and the clamping structure is convenient to adjust and is more practical and convenient;

2. the device is structurally provided with a base and a first tensioning wheel, the front part and the rear part of the base are used for installing a first threaded rod, side clamping plates and pressing plates are symmetrically arranged on the front side and the rear side of the lower end surface of the base, the side clamping plates can be movably arranged back and forth, the pressing plates can be movably arranged up and down, the adjustment is convenient according to the size of the mounting rack, the clamping and fixing range is wider, the utility model has more practical and economic values, the first tension wheel and the second tension wheel are consistent in structure arrangement, the inner protective sleeve in the middle of the first tension wheel and the outer protective sleeve are made of stainless steel materials and are more wear-resistant, a damping layer, a supporting plate block and a buffer layer are arranged between the protective sleeve and the inner protective sleeve, and the damping layer and the buffer layer are made of artificial synthetic rubber materials and have the effects of damping and reducing impact force, so that the first tensioning wheel and the second tensioning wheel can stably run in the using process;

3. the middle part of stroke electric putter perpendicular to base left side in the riser for install the loose wheel on the axostylus axostyle of stroke electric putter front end and be located the symmetry midline of first take-up pulley and second take-up pulley, make the loose wheel equal to the interval between first take-up pulley and the second take-up pulley, can stretch out and draw back certain degree through stroke electric putter, thereby change the interval between axostylus axostyle to first take-up pulley and the second take-up pulley, change the rate of tension, it is light convenient to use.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is a rear view of the structure of the present invention;

FIG. 3 is a left side view of the structure of the present invention;

FIG. 4 is a schematic left-side sectional view of the structure of the present invention;

FIG. 5 is a schematic view of a base plane showing the structure of the present invention;

fig. 6 is a schematic structural view of a first tension wheel according to the structure of the present invention.

Reference numbers in the figures: 1. the base, 2, the installation head, 3, first threaded rod, 4, first take-up pulley, 5, the mounting bracket, 6, the second take-up pulley, 7, first lock nut, 8, side splint, 9, the clamp plate, 10, the lagging, 11, second lock nut, 12, the second threaded rod, 13, the activity groove, 14, third lock nut, 15, the third threaded rod, 16, fourth lock nut, 17, fifth lock nut, 18, the slider, 19, first mounting hole, 20, the second mounting hole, 21, the lag, 22, the buffer layer, 25, interior lag, 26, the third mounting hole, 27, the riser, 28, the guide rail, 29, the activity wheel, 30, the axostylus axostyle, 31, the electronic push rod of stroke.

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.

Referring to fig. 1-6, the present invention provides a technical solution: a tensioning wheel assembly of a single-side scutching machine comprises a base 1, a mounting head 2, a first threaded rod 3, a first tensioning wheel 4, a mounting frame 5, a second tensioning wheel 6, a first locking nut 7, a side clamping plate 8, a pressing plate 9, a sleeve plate 10, a second locking nut 11, a second threaded rod 12, a movable groove 13, a third locking nut 14, a third threaded rod 15, a fourth locking nut 16, a fifth locking nut 17, a sliding block 18, a first mounting hole 19, a second mounting hole 20, a protective sleeve 21, a damping layer 22, a supporting plate 23, a buffer layer 24, an inner protective sleeve 25, a third mounting hole 26, a vertical plate 27, a guide rail 28, a movable wheel 29, a shaft rod 30 and a stroke electric push rod 31, wherein the mounting head 2 is arranged at the front part and the rear part of the base 1, the mounting head 2 at the front side and the rear side are respectively provided with a first mounting hole 19 and a second mounting hole 20, and a group of the first threaded rod 3 is sleeved in the first mounting hole 19 and the second mounting hole 20, the upper end of the front first threaded rod 3 is provided with a first tensioning wheel 4, the middle of the first tensioning wheel 4 is provided with an inner protective sleeve 25, a third mounting hole 26 is formed in the inner protective sleeve 25, the outer part of the first tensioning wheel 4 is provided with a protective sleeve 21, a shock absorption layer 22 and a buffer layer 24 are arranged between the protective sleeve 21 and the inner protective sleeve 25, meanwhile, a plurality of groups of supporting plate blocks 23 are arranged between the shock absorption layer 22 and the buffer layer 24 in a surrounding manner, the protective sleeve 21 and the inner protective sleeve 25 are both made of stainless steel, the shock absorption layer 22 and the buffer layer 24 are both made of artificial synthetic rubber, the upper end of the rear first threaded rod 3 is provided with a second tensioning wheel 6, the first tensioning wheel 4 and the second tensioning wheel 6 form a front-back symmetrical structure relative to the center of the base 1, the first tensioning wheel 4 and the second tensioning wheel 6 are both arranged at the upper end of the first threaded rod 3, and the rod body of the first threaded rod 3 between the first tensioning wheel 4 and the base 1 is provided with a fifth locking nut 17 and a, a fifth locking nut 17 is tightly attached to the bottom surface of the first tensioning wheel 4, meanwhile, a first locking nut 7 is screwed on the lower end of the first threaded rod 3, a fourth locking nut 16 and the first locking nut 7 are tightly attached to the upper end surface and the lower end surface of the base 1 respectively, the base 1 is fixed on the mounting frame 5, the mounting frame 5 is positioned in the middle of the lower surface of the base 1, side clamping plates 8 and pressing plates 9 are oppositely arranged on the front side and the rear side of the mounting frame 5, the side clamping plates 8 on the front side and the rear side are clamped on the front side and the rear side of the mounting frame 5 respectively, the pressing plates 9 on the front side and the rear side are clamped on the front side and the rear side of the bottom surface of the mounting frame 5 respectively, a group of movable grooves 13 are arranged on the front side and the rear side of the lower surface of the base 1, a sliding block 18 is movably arranged in each group of movable grooves 13, a second threaded rod 12 is pressed on the upper, meanwhile, the second locking nut 11 is of a movable structure on the second threaded rod 12, the upper part of the front end of the sliding block 18 is provided with a side clamping plate 8, two groups of third threaded rods 15 are arranged on the left and right sides of the upper end surface of the side clamping plate 8 in an aligned mode, a third locking nut 14 is screwed on each group of third threaded rods 15, a pressing plate 9 is sleeved on each group of third threaded rods 15, a third locking nut 14 is screwed on each third threaded rod 15, the pressing plate 9 and the third locking nut 14 are of movable structures on the third threaded rods 15, the sliding block 18 at the bottom end of the side clamping plate 8 on the lower surface of the base 1 can be arranged in a front-and-back sliding mode in the movable groove 13, the base 1 and the mounting frame 5 can be arranged in a detachable mode, the first mounting hole 19 on the base 1 and the first threaded rod 3 in the second mounting hole 20 are arranged in a vertically movable mode, a vertical plate 27 is vertically fixed in the, and a stroke electric push rod 31 is arranged in the right end of the guide rail 28, a shaft rod 30 is fixed at the front end of the stroke electric push rod 31, a movable wheel 29 is arranged on the outer end head of the shaft rod 30, and the movable wheel 29 can be horizontally and movably arranged left and right.

As shown in fig. 1-2, the overall structure of the apparatus is shown, which mainly comprises a base 1, a first threaded rod 3, a first tension wheel 4 and a second tension wheel 6, wherein the first threaded rod 3 is installed on the front and back parts of the base 1, the first tension wheel 4 and the second tension wheel 6 are installed on the upper end of the first threaded rod 3, and the first threaded rod 3 is rotated to adjust the distance between the upper end of the first threaded rod 3 and the upper end surface of the base 1, so that the distance between the first tension wheel 4 and the second tension wheel 6 and the upper end surface of the base 1 can be adjusted, and the base 1 and the mounting frame 5 are fixed by clamping and fixing methods, wherein the side clamping plates 8 are clamped on the front and back side surfaces of the mounting frame 5, the pressure plates 9 are clamped on the front and back side surfaces of the mounting frame 5, and the base 1 is fixed on the mounting frame 5 by clamping the side clamping plates 8 and the pressure plates 9, the clamping structure is convenient to adjust and is more practical and convenient;

the vertical plate 27 is vertically arranged in the middle of the left side of the base 1, and the electric push rod 31 of the inner stroke of the vertical plate 27 is perpendicular to the middle of the left side of the base 1, so that the movable wheel 29 is arranged on the shaft rod 30 fixed at the front end of the electric push rod 31 of the stroke and is positioned on the symmetrical middle line of the first tensioning wheel 4 and the second tensioning wheel 6, the distance from the movable wheel 29 to the first tensioning wheel 4 and the second tensioning wheel 6 is equal, the stretching can be carried out by the electric push rod 31 of the stroke to a certain degree, the distance from the shaft rod 30 to the first tensioning wheel 4 and the second tensioning wheel 6 is changed, the tension degree is changed, and;

as shown in fig. 3-6, the structural arrangement of the base 1 and the first tension wheel 4 in the present device is mainly shown, the front and the back of the base 1 are used for installing the first threaded rod 3, the front and the back of the lower end surface of the base 1 are symmetrically provided with the side clamping plates 8 and the pressing plates 9, the side clamping plates 8 can be movably arranged back and forth, the pressing plates 9 can be movably arranged up and down, the adjustment can be conveniently performed according to the size of the installation frame 5, the clamping fixed range is wider, the practical and economic value is higher, the structural arrangement of the first tension wheel 4 and the second tension wheel 6 is consistent, the inner protection sleeve 25 in the middle of the first tension wheel 4 and the outer protection sleeve 21 are made of stainless steel and more wear-resistant, the damping layer 22, the supporting plate 23 and the damping layer 24 are arranged between the protection sleeve 21 and the inner protection sleeve 25, the damping layer 22 and the damping layer 24 are made of synthetic rubber, and have the effects of damping, so that the first tensioning wheel 4 and the second tensioning wheel 6 can run stably during use.

The working principle is as follows: when the tensioning wheel assembly of the single-side scutching machine is used, firstly, the distance between the side clamping plates 8 at the front side and the rear side of the lower end surface of the base 1 is adjusted according to the size of the mounting frame 5, firstly, the second locking nut 11 on the second threaded rod 12 can be unscrewed, so that the bottom end of the second threaded rod 12 cannot be tightly pressed on the sliding block 18, the sliding block 18 can movably slide back and forth in the movable groove 13, the back and forth movement position of the side clamping plate 8 at the upper end is changed, the distance between the side clamping plates 8 at the front side and the rear side is determined, then, the second threaded rod 12 is pressed on the sliding block 18, the second locking nut 11 is screwed on the sleeve plate 10, so that the second threaded rod 12 and the sliding block 18 cannot be loosened, the side clamping plates 8 are also stable, secondly, the third locking nut 14 on the third threaded rod 15 is twisted, and the pressing plate 9 can move up and down on the third threaded, the distance between the pressing plate 9 and the lower end face of the mounting frame 5 is conveniently adjusted, the pressing plate 9 is tightly pressed on the lower end face of the mounting frame 5, the third locking nut 14 is tightly screwed below the pressing plate 9 until the pressing plate 9 is not loosened, therefore, the mounting frame 5 can be clamped and fixed through the side clamping plates 8 and the pressing plate 9 on the front side and the rear side, the third part can twist the first locking nuts 7 on the lower ends of the first threaded rods 3 on the two sides according to the working requirements of the first tensioning wheel 4 and the second tensioning wheel 6, so that the first threaded rods 3 can rotate upwards, the part of the base 1 extending out of the upper end face of the base 1 is lengthened, the first locking nuts 7 are tightly twisted upwards, the fourth locking nuts 16 are tightly twisted downwards, the first locking nuts 7 and the fourth locking nuts 16 can be tightly clamped on the upper face and the lower face of the base 1, and the principle of adjusting the first threaded rods 3 provided with the second tensioning wheel 6 is the, install the activity wheel 29 on the axostylus axostyle 30 that stroke electric putter 31 front end is fixed and be located the symmetry midline of first take-up pulley 4 and second take-up pulley 6 for the interval between activity wheel 29 to first take-up pulley 4 and the second take-up pulley 6 equals, can stretch out and draw back certain degree through stroke electric putter 31, thereby change the interval between axostylus axostyle 30 to first take-up pulley 4 and the second take-up pulley 6, change the rate of tension, it is light convenient to use, this equipment overall structure sets up simple and convenient rationally, conveniently install, dismantle and adjust, and is more practical.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a take-up pulley assembly of single face scutching machine, includes base (1), first take-up pulley (4) and second take-up pulley (6), its characterized in that: the front part and the rear part of the base (1) are respectively provided with mounting heads (2), the mounting heads (2) on the front side and the rear side are respectively provided with a first mounting hole (19) and a second mounting hole (20), a group of first threaded rods (3) are respectively sleeved in the first mounting hole (19) and the second mounting hole (20), the upper end of the first threaded rod (3) on the front side is provided with a first tensioning wheel (4), the upper end of the first threaded rod (3) on the rear side is provided with a second tensioning wheel (6), and the base (1) is fixed on a mounting frame (5);

a set of movable groove (13) has all been seted up to two portions around base (1) lower surface, and all move about in every group movable groove (13) and set up slider (18), and the front end upper portion of slider (18) is provided with side splint (8), and the up end of side splint (8) is controlled to align and is installed two sets of third threaded rod (15), and equal spiro union has third lock nut (14) on every third threaded rod of group (15) to clamp plate (9) have been put to two sets of third threaded rod (15) shang cover.

2. A tensioning wheel assembly of a single scutcher according to claim 1, wherein: the middle of first straining wheel (4) is provided with interior lag (25), has seted up third mounting hole (26) in interior lag (25), and the outside of first straining wheel (4) is provided with lag (21), and be provided with buffer layer (22) and buffer layer (24) between lag (21) and interior lag (25), the ring is equipped with multiunit support plate piece (23) between buffer layer (22) and buffer layer (24) simultaneously, and lag (21) and interior lag (25) all adopt the stainless steel material, and synthetic rubber material is all adopted in buffer layer (22) and buffer layer (24).

3. A tensioning wheel assembly of a single scutcher according to claim 1, wherein: the first tensioning wheel (4) and the second tensioning wheel (6) are of a front-back symmetrical structure relative to the center of the base (1), the first tensioning wheel (4) and the second tensioning wheel (6) are installed at the upper end of the first threaded rod (3), a fifth locking nut (17) and a fourth locking nut (16) are installed on the rod body of the first threaded rod (3) between the first tensioning wheel (4) and the base (1), the fifth locking nut (17) is tightly attached to the bottom surface of the first tensioning wheel (4), meanwhile, a first locking nut (7) is screwed on the lower end of the first threaded rod (3), and the fourth locking nut (16) and the first locking nut (7) are tightly attached to the upper end face and the lower end face of the base (1) respectively.

4. A tensioning wheel assembly of a single scutcher according to claim 1, wherein: mounting bracket (5) are located the middle part of base (1) lower surface, and both sides all are provided with side splint (8) and clamp plate (9) relatively around mounting bracket (5) to side splint (8) of both sides are centre gripping respectively on the front and back both sides face of mounting bracket (5) around, and both sides around mounting bracket (5) bottom surface are held respectively in clamp plate (9) of both sides around.

5. A tensioning wheel assembly of a single scutcher according to claim 1, wherein: slider (18) rear end upper portion supports to press has second threaded rod (12), and second threaded rod (12) go up the spiro union have second lock nut (11) to accompany lagging (10) between the lower surface of second lock nut (11) and base (1), but second lock nut (11) are mobile structure on second threaded rod (12) simultaneously.

6. A tensioning wheel assembly of a single scutcher according to claim 1, wherein: and the third threaded rod (15) is connected with a third locking nut (14) in a threaded manner, and the pressing plate (9) and the third locking nut (14) are both movable structures on the third threaded rod (15).

7. A tensioning wheel assembly of a single scutcher according to claim 1, wherein: the sliding block (18) at the bottom end of the side clamping plate (8) on the lower surface of the base (1) is arranged in the movable groove (13) in a front-back sliding mode, the base (1) and the mounting frame (5) are detachably arranged, and the first threaded rod (3) in the first mounting hole (19) and the second mounting hole (20) on the base (1) is arranged in a vertical moving mode.

8. A tensioning wheel assembly of a single scutcher according to claim 1, wherein: the middle part of the left side of base (1) is fixed with riser (27) perpendicularly, and guide rail (28) have been seted up at the middle part of riser (27) to install stroke electric putter (31) in the right-hand member of guide rail (28), the front end of stroke electric putter (31) is fixed with axostylus axostyle (30), installs loose pulley (29) on the outer end of axostylus axostyle (30) simultaneously, and horizontal activity sets up about loose pulley (29).