CN215158278U - Steering mechanism of skin raft - Google Patents

Abstract

The utility model discloses a steering mechanism of a skin raft, which comprises an installation support and a first pushing device arranged at the bottom of the installation support along the length direction perpendicular to the installation support, wherein the first adjusting seats are vertically and movably arranged at two ends of the installation support along the length direction, a first moving device for driving the first pushing device to move is arranged between the first adjusting seats at the two ends, and a first driving device for driving the first moving device to move is also arranged on the installation support; the utility model discloses have in the front and back, control four directions propelling movement skin raft's function.

Description

Steering mechanism of skin raft

Technical Field

The utility model belongs to the technical field of skin raft conveyer, concretely relates to skin raft steering mechanism.

Background

Current skin raft conveyer only transports the skin raft through the belt, when the skin raft is transported to the assigned position, pushes away the skin raft from the belt through the scraper blade or turn to the push pedal. However, the existing raft pushing device can only push the raft towards a single direction, and cannot push the raft in multiple directions according to actual use requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a skin raft steering mechanism realizes around, about the direction propelling movement skin raft.

The utility model discloses a following technical scheme realizes:

the utility model provides a skin raft steering mechanism, includes the length direction setting of installing support and perpendicular to installing support first thrust unit in the installing support bottom, vertical activity is provided with first regulation seat on the installing support along length direction's both ends, is provided with the first mobile device that drives first thrust unit and remove between the first regulation seat at both ends, still be provided with the first drive arrangement who is used for driving first mobile device and removes on the installing support.

The length direction of the mounting bracket refers to the left and right directions of the mounting bracket, and the height of the first adjusting seats at the two ends of the length direction of the mounting bracket is adjusted vertically, so that the height of the first moving device between the first adjusting seats at the two ends is adjusted, and the first moving device is in a horizontal state. The first pushing device is positioned on the left side or the right side of the skin raft, and when the first pushing device is positioned on the left side of the skin raft, the first driving device drives the first moving device to move rightwards, so that the first pushing device is driven to move leftwards and rightwards, and the skin raft is pushed rightwards; when the first pushing device is located on the right side of the skin raft, the first driving device drives the first moving device to move leftwards, and then drives the first pushing device to move leftwards and rightwards, so that the skin raft is pushed leftwards.

For better realization the utility model discloses, furtherly, be provided with the connecting piece on installing support along length direction's the tip, vertical direction and connecting piece sliding connection are followed to first regulation seat, the one end of connecting piece is provided with the retaining member that is used for locking first regulation seat.

In order to better realize the utility model, the connecting piece comprises an upper connecting stud and a lower connecting stud which are arranged on the upper side and the lower side of the end part of the mounting bracket in the length direction along the vertical direction, the upper part of the first adjusting seat is provided with a vertical upper waist-shaped groove corresponding to the upper connecting stud, and the lower part of the first adjusting seat is provided with a vertical lower waist-shaped groove corresponding to the lower connecting stud; go up connecting stud's one end and pass last waist type groove and overlap and be equipped with the retaining member, connecting stud's one end is passed down waist type groove and is overlapped and be equipped with the retaining member.

For better realization the utility model discloses, furtherly, the retaining member includes the locking plate, correspond respectively along vertical direction on the locking plate and go up connecting stud and connecting stud down and be provided with locking hole and lower locking hole, the one end of going up connecting stud is passed and is locked hole and cover and be equipped with lock nut, connecting stud passes down locking hole and cover and is equipped with lock nut.

In order to better realize the utility model, the first moving device further comprises a first driving shaft, a first driven shaft, a first moving chain, a first moving main chain wheel and a first moving auxiliary chain wheel, the first driving shaft and the first driven shaft are respectively arranged on the first adjusting seats at the two ends of the mounting bracket along the length direction in a parallel rotating manner, the first moving main chain wheel is sleeved at the two ends of the first driving shaft, the first moving auxiliary chain wheel is sleeved at the two ends of the first driven shaft, and the first moving main chain wheel is in transmission connection with the first moving auxiliary chain wheel through the first moving chain; the first driving shaft is also in transmission connection with the driving end of the first driving device.

For better realization the utility model discloses, furtherly, first drive arrangement includes first driving motor, a driving sprocket, a driven sprocket, a drive chain, an output at a driving motor is established to a driving sprocket cover, a driven sprocket cover is established in a drive shaft, be connected through a drive chain transmission between a driving sprocket and the driven sprocket.

In order to better realize the utility model discloses, furtherly, first thrust unit includes the first thrust frame that perpendicular to installing support length direction set up, the top both ends of first thrust frame are connected with the bottom of first removal chain through first connection scute respectively.

In order to better realize the utility model discloses, furtherly, the vertical activity in both ends of installing support edge width direction is provided with the second and adjusts the seat, is provided with the second mobile device between the second regulation seat at both ends, the bottom of second mobile device is provided with second thrust unit, still be provided with the second drive arrangement that drive second mobile device removed along installing support width direction on the installing support.

The width direction of the mounting bracket refers to the front-back direction of the mounting bracket, and the height of the second adjusting seats at the two ends of the mounting bracket in the width direction is adjusted vertically, so that the height of the second moving device between the second adjusting seats at the two ends is adjusted, and the second moving device is in a horizontal state. The second pushing device is positioned at the front side or the rear side of the skin raft, and when the second pushing device is positioned at the front side of the skin raft, the second driving device drives the second moving device to move backwards, so that the second pushing device is driven to move forwards and backwards, and the skin raft is pushed backwards; when the second pushing device is located at the rear side of the skin raft, the second driving device drives the second moving device to move forwards, and then the second pushing device is driven to move forwards from back to front, so that the skin raft is pushed forwards.

In order to better realize the utility model, furthermore, the upper and lower sides of the end part of the mounting bracket along the width direction are provided with an upper connecting stud and a lower connecting stud, the upper part of the second adjusting seat is provided with a vertical upper waist-shaped groove corresponding to the upper connecting stud, and the upper part of the second adjusting seat is provided with a vertical lower waist-shaped groove corresponding to the lower connecting stud; the upper connecting stud penetrates through the upper waist-shaped groove and is sleeved with a locking nut, and the lower connecting stud penetrates through the lower waist-shaped groove and is sleeved with the locking nut.

In order to better realize the utility model, the second moving device further comprises a second driving shaft, a second driven shaft, a second moving chain, a second moving main chain wheel and a second moving auxiliary chain wheel, the second driving shaft and the second driven shaft are respectively arranged on the second adjusting seats at the two ends of the mounting bracket along the width direction in a parallel rotating manner, the two ends of the second driving shaft are sleeved with the second moving main chain wheel, the two ends of the second driven shaft are sleeved with the second moving auxiliary chain wheel, and the second moving main chain wheel is in transmission connection with the second moving auxiliary chain wheel through the second moving chain; the second driving shaft is also in transmission connection with the driving end of the second driving device.

For better realization the utility model discloses, furtherly, second drive arrangement includes second driving motor, second driving sprocket, second driven sprocket, second drive chain, second driving sprocket cover is established at second driving motor's output, second driven sprocket cover is established in the second drive shaft, be connected through second drive chain transmission between second driving sprocket and the second driven sprocket.

In order to better realize the utility model discloses, furtherly, second thrust unit includes the second thrust frame that perpendicular to installing support width direction set up, the top both ends of second thrust frame are connected through the bottom that the scute was connected with the second removal chain to the second respectively.

Compared with the prior art, the utility model, following advantage and beneficial effect have:

(1) the utility model discloses a through set up first mobile device along the length direction of installing support, drive first mobile device through first drive arrangement and remove along the length direction of installing support, and then drive first thrust unit along the length direction linear motion of installing support, and then realize releasing the skin raft of placing below the installing support along the length direction of installing support;

(2) the utility model discloses a set up the second mobile device along the width direction of installing support, drive the second mobile device through the second drive arrangement and move along the width direction of installing support, and then drive the second thrust unit along the width direction linear motion of installing support, and then realize releasing the skin raft placed below the installing support along the width direction of installing support;

(3) the first pushing device is driven by the first moving device to push the skin raft leftwards or rightwards along the length direction of the mounting support, the second pushing device is driven by the second moving device to push the skin raft forwards or backwards along the width direction of the mounting support, and therefore steering transportation of the skin raft in four directions including the front direction, the rear direction, the left direction and the right direction is achieved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the skin raft pushed along the length direction of the present invention;

FIG. 3 is a schematic view of FIG. 2 taken along line A;

fig. 4 is a schematic view of the skin raft pushed along the width direction.

Wherein: 1-mounting a bracket; 2-a first mobile device; 3-a first pushing device; 4-a first drive; 5-a first adjusting seat; 21-a first drive shaft; 22-a first driven shaft; 23-a first moving chain; 24-a first moving chain; 25-a first moving secondary sprocket; 41-a first drive motor; 42-a first drive sprocket; 43-a first driven sprocket; 44-a first drive chain; 6-a second adjusting seat; 7-a second mobile device; 8-a second pushing device; 9-a second drive; 71-a second drive shaft; 72-a second driven shaft; 73-a second moving chain; 74-second moving main sprocket; 75-a second moving secondary sprocket; 91-a second drive motor; 92-a second drive sprocket; 93-a second driven sprocket; 94-second drive chain.

Detailed Description

Example 1:

the skin raft steering mechanism of the embodiment is shown in fig. 1-3, and comprises a mounting bracket 1 and a first pushing device 3 arranged at the bottom of the mounting bracket 1 in the length direction perpendicular to the mounting bracket 1, wherein first adjusting seats 5 are vertically and movably arranged at two ends of the mounting bracket 1 in the length direction, a first moving device 2 for driving the first pushing device 3 to move is arranged between the first adjusting seats 5 at the two ends, and a first driving device 4 for driving the first moving device 2 to move is further arranged on the mounting bracket 1.

Installing support 1 includes four stands of vertical setting in the regional four corners department of rectangle, connect through the pull rod between the adjacent stand and constitute rectangular frame structure, and the tip of pull rod is provided with the pull rod engaging lug, be provided with the stand engaging lug on the side that the stand corresponds the pull rod tip, it adjusts waist type groove to be provided with the pull rod on the pull rod engaging lug, it is provided with the stand connecting hole to correspond pull rod on the stand engaging lug and adjust waist type groove, the cartridge has connecting bolt between pull rod is adjusted waist type groove and stand connecting hole, connecting bolt's one end is passed in proper order and is adjusted waist type groove and stand connecting hole and cover and is equipped with fastening nut. When the fastening nut is loosened, the connecting bolt can slide along the pull rod adjusting waist-shaped groove, so that the mounting position of the pull rod between the two upright posts is adjusted; when the fastening nut is screwed down, the upright post connecting lug and the pull rod connecting lug are tightly pushed through the matching of the fastening nut and the connecting bolt, and the position of the pull rod is fixed.

Through the bottom that the rectangular frame structure that the pull rod constitutes is transported to the skin raft to skin raft transportation belt, the first thrust unit 3 of 1 bottom of installing support this moment is located one side of 1 length direction of installing support is followed to the skin raft, then drive the length direction removal of first mobile device 2 along installing support 1 through first drive arrangement 4, and then drive the length direction removal of first thrust unit 3 along installing support 1 through first mobile device 2, and then realize the promotion to the skin raft, release the skin raft along the length direction of installing support 1, realize the transportation that turns to the skin raft.

Example 2:

this embodiment is further optimized on the basis of embodiment 1, as shown in fig. 3, a connecting member is disposed on an end portion of the mounting bracket 1 along the length direction, the first adjusting seat 5 is slidably connected to the connecting member along the vertical direction, and a locking member for locking the first adjusting seat 5 is disposed at one end of the connecting member.

The connecting piece comprises an upper connecting stud and a lower connecting stud which are arranged on the upper side and the lower side of the end part of the mounting bracket in the length direction along the vertical direction, the upper part of the first adjusting seat 5 is provided with a vertical upper waist-shaped groove corresponding to the upper connecting stud, and the lower part of the first adjusting seat 5 is provided with a vertical lower waist-shaped groove corresponding to the lower connecting stud; go up connecting stud's one end and pass last waist type groove and overlap and be equipped with the retaining member, connecting stud's one end is passed down waist type groove and is overlapped and be equipped with the retaining member.

The retaining member includes the locking plate, correspond respectively along vertical direction on the locking plate and go up connecting stud and connecting stud down and be provided with locking hole and lower locking hole, the one end of going up connecting stud is passed and is locked the hole and the cover is equipped with lock nut, connecting stud passes down locking hole and the cover is equipped with lock nut.

When the locking nut is loosened, the upper connecting stud can vertically slide along the upper waist-shaped groove, the lower connecting stud can vertically slide along the lower waist-shaped groove, the height of the first adjusting seat 5 is adjusted along the vertical direction, and the height of the first moving device 2 installed between the first adjusting seats 5 at the two ends is adjusted.

Through adjusting the height of installing support 1 along the first regulation seat 5 at length direction both ends respectively for the height of the first regulation seat 5 at both ends flushes, and then makes first mobile device 2 between the first regulation seat 5 at both ends be the horizontality, avoids first mobile device 2 slope, and then guarantees to drive first thrust unit 3 along the level and removes.

Other parts of this embodiment are the same as embodiment 1, and thus are not described again.

Example 3:

the present embodiment is further optimized on the basis of the foregoing embodiment 1 or 2, as shown in fig. 1-3, the first moving device 2 includes a first driving shaft 21, a first driven shaft 22, a first moving chain 23, a first moving main chain wheel 24, and a first moving auxiliary chain wheel 25, the first driving shaft 21 and the first driven shaft 22 are respectively parallel-rotatably disposed on the first adjusting seats 5 at two ends of the mounting bracket 1 along the length direction, the first moving main chain wheel 24 is sleeved at two ends of the first driving shaft 21, the first moving auxiliary chain wheel 25 is sleeved at two ends of the first driven shaft 22, and the first moving main chain wheel 24 and the first moving auxiliary chain wheel 25 are in transmission connection through the first moving chain 23; the first drive shaft 21 is also in driving connection with the drive end of the first drive means 4.

For convenience of description, the left-right direction of the mounting bracket 1 is taken as the length direction of the mounting bracket 1, the first driving shaft 21 is driven by the first driving device 4 to rotate, and further drives the first moving main sprocket 24 to rotate, and further drives the first moving auxiliary sprocket 25 and the first driven shaft 22 to rotate through the transmission of the first moving chain 23. The bottom of the first moving chain 23 is connected with the top of the first pushing device 3, and then the first pushing device 3 is driven to move along the length direction of the mounting bracket 1 by the movement of the first moving chain 23 along the length direction of the mounting bracket 1. Meanwhile, the rotating direction of the first driving shaft 21 is changed, so that the first moving chain 23 is changed to move leftwards or rightwards, and the first pushing device 3 is driven to move leftwards or rightwards, so that the skin raft is pushed leftwards or rightwards.

The rest of this embodiment is the same as embodiment 1 or 2, and therefore, the description thereof is omitted.

Example 4:

the present embodiment is further optimized on the basis of any one of the above embodiments 1 to 3, as shown in fig. 1 to 3, the first driving device 4 includes a first driving motor 41, a first driving sprocket 42, a first driven sprocket 43, and a first driving chain 44, the first driving sprocket 42 is sleeved on the output end of the first driving motor 41, the first driven sprocket 43 is sleeved on the first driving shaft 21, and the first driving sprocket 42 is in transmission connection with the first driven sprocket 43 through the first driving chain 44.

The output end of the first driving motor 41 rotates to drive the first driving sprocket 42 to rotate, and the first driving sprocket 42 drives the first driven sprocket 43 to rotate through the transmission of the first driving chain 44, so as to drive the first driving shaft 21 to rotate.

Further, in order to prevent the first driving motor 41 from being flooded, a waterproof cover is provided outside the first driving motor 41.

Other parts of this embodiment are the same as any of embodiments 1 to 3, and thus are not described again.

Example 5:

this embodiment is further optimized on the basis of any of the above embodiments 1-4, and the first pushing device 3 comprises a first pushing frame disposed perpendicular to the length direction of the mounting bracket 1, and both ends of the top of the first pushing frame are respectively connected with the bottom of the first moving chain 23 through a first connecting angle plate.

The both ends at the top of first propelling movement frame are triangle-shaped support body structure, strengthen first propelling movement frame's steadiness through triangle-shaped support body framework, and the bottom of triangle-shaped support body perpendicular to 1 length direction of installing support is provided with the promotion railing, promotes the skin raft through promoting the railing and removes.

The first connecting angle plate is an L-shaped connecting plate, the horizontal section of the L-shaped connecting plate is connected with the top of the triangular frame body structure through a bolt, a connecting hole is formed in the vertical section of the L-shaped connecting plate corresponding to the link shaft of the first moving chain 23, and the link shaft penetrates through the connecting hole to achieve connection of the L-shaped connecting plate and the first moving chain 23.

Other parts of this embodiment are the same as any of embodiments 1 to 4, and thus are not described again.

Example 6:

the present embodiment is further optimized on the basis of any one of the above embodiments 1 to 5, as shown in fig. 4, the two ends of the mounting bracket 1 in the width direction are vertically and movably provided with second adjusting seats 6, a second moving device 7 is arranged between the second adjusting seats 6 at the two ends, the bottom of the second moving device 7 is provided with a second pushing device 8, and the mounting bracket 1 is further provided with a second driving device 9 for driving the second moving device 7 to move in the width direction of the mounting bracket 1.

For convenience of explanation, the front-rear direction of the mounting bracket 1 is taken as the width direction of the mounting bracket 1. All slide along vertical direction on the front and back both ends of pull rod in installing support 1 and be provided with second regulation seat 6, adjust the mounting height that seat 6 can be adjusted to the second through vertical removal second, and then adjust the mounting height of second mobile device 7 between the second regulation seat 6 at both ends, can adjust second mobile device 7 to the horizontality simultaneously.

The skin raft is transported to the bottom of the mounting bracket 1 by the skin raft transport belt, and the second pushing device 8 is located at the front end or the rear end of the mounting bracket 1, namely, at the front side or the rear side of the skin raft. Then, the second driving device 9 can drive the second moving device 7 to move along the front-back direction, and further drive the second pushing device 8 to move forward or backward along the front-back direction, so that the skin raft is pushed forward or backward.

Other parts of this embodiment are the same as any of embodiments 1 to 5, and thus are not described again.

Example 7:

in this embodiment, a further optimization is performed on the basis of any one of embodiments 1 to 6, wherein upper and lower sides of an end portion of the mounting bracket 1 in the width direction are provided with an upper connecting stud and a lower connecting stud, the upper portion of the second adjusting seat 6 is provided with a vertical upper waist-shaped groove corresponding to the upper connecting stud, and the upper portion of the second adjusting seat 6 is provided with a vertical lower waist-shaped groove corresponding to the lower connecting stud; the upper connecting stud penetrates through the upper waist-shaped groove and is sleeved with a locking nut, and the lower connecting stud penetrates through the lower waist-shaped groove and is sleeved with the locking nut.

When the locking nut is loosened, the upper connecting stud can vertically slide along the upper waist-shaped groove, the lower connecting stud can vertically slide along the lower waist-shaped groove, the height of the second adjusting seat 6 is adjusted along the vertical direction, and the height of the second moving device 7 installed between the second adjusting seats 6 at the two ends is adjusted.

The heights of the second adjusting seats 6 at the two ends of the mounting bracket 1 in the width direction are respectively adjusted to enable the heights of the second adjusting seats 6 at the two ends to be flush, so that the second moving devices 7 between the second adjusting seats 6 at the two ends are in a horizontal state, the second moving devices 7 are prevented from inclining, and the second pushing devices 8 are driven to move along the horizontal direction.

Other parts of this embodiment are the same as any of embodiments 1 to 6, and thus are not described again.

Example 8:

the present embodiment is further optimized on the basis of any one of the foregoing embodiments 1 to 7, as shown in fig. 4, the second moving device 7 includes a second driving shaft 71, a second driven shaft 72, a second moving chain 73, a second moving main chain wheel 74, and a second moving auxiliary chain wheel 75, the second driving shaft 71 and the second driven shaft 72 are respectively parallel-rotatably disposed on the second adjusting seats 6 at two ends of the mounting bracket 1 along the width direction, the second moving main chain wheel 74 is sleeved at two ends of the second driving shaft 71, the second moving auxiliary chain wheel 75 is sleeved at two ends of the second driven shaft 72, and the second moving main chain wheel 74 and the second moving auxiliary chain wheel 75 are in transmission connection through the second moving chain 73; the second drive shaft 71 is also in driving connection with the drive end of the second drive means 9.

For convenience of description, the front-back direction of the mounting bracket 1 is taken as the width direction of the mounting bracket 1, and the second driving shaft 71 is driven by the second driving device 9 to rotate, and further drives the second moving main sprocket 74 to rotate, and further drives the second moving auxiliary sprocket 75 and the second driven shaft 72 to rotate through the transmission of the second moving chain 73. The bottom of the second moving chain 73 is connected with the top of the second pushing device 8, and then the second pushing device 8 is driven to move along the width direction of the mounting bracket 1 by the movement of the second moving chain 73 along the width direction of the mounting bracket 1. Meanwhile, the second moving chain 73 is moved forwards or backwards by changing the rotation direction of the second driving shaft 71, so as to drive the second pushing device 8 to move forwards or backwards, thereby pushing the skin raft forwards or backwards.

Other parts of this embodiment are the same as any of embodiments 1 to 7, and thus are not described again.

Example 9:

the present embodiment is further optimized on the basis of any one of the above embodiments 1 to 8, as shown in fig. 4, the second driving device 9 includes a second driving motor 91, a second driving sprocket 92, a second driven sprocket 93, and a second driving chain 94, the second driving sprocket 92 is sleeved on an output end of the second driving motor 91, the second driven sprocket 93 is sleeved on the second driving shaft 71, and the second driving sprocket 92 and the second driven sprocket 93 are in transmission connection through the second driving chain 94.

The output end of the second driving motor 91 rotates to drive the second driving sprocket 92 to rotate, and the second driving sprocket 92 drives the second driven sprocket 93 to rotate through the transmission of the second driving chain 94, so as to drive the second driving shaft 71 to rotate.

Further, in order to prevent the second driving motor 91 from being flooded, a waterproof cover is disposed outside the second driving motor 91.

Other parts of this embodiment are the same as any of embodiments 1 to 8, and thus are not described again.

Example 10:

this embodiment is further optimized on the basis of any of the above embodiments 1-9, and the second pushing device 8 comprises a second pushing frame disposed perpendicular to the width direction of the mounting bracket 1, and both ends of the top of the second pushing frame are respectively connected with the bottom of the second moving chain 73 through second connecting angle plates.

The both ends at the top of second propelling movement frame are triangle-shaped support body structure, through triangle-shaped support body framework reinforcing second propelling movement frame's steadiness, the 1 width direction of the bottom perpendicular to installing support of triangle-shaped support body is provided with the promotion railing, promotes the skin raft through promoting the railing and removes.

The second connecting angle plate is an L-shaped connecting plate, the horizontal section of the L-shaped connecting plate is connected with the top of the triangular frame body structure through a bolt, a connecting hole is formed in the vertical section of the L-shaped connecting plate corresponding to a link shaft of the second movable chain 73, and the link shaft penetrates through the connecting hole to achieve connection of the L-shaped connecting plate and the second movable chain 73.

Other parts of this embodiment are the same as any of embodiments 1 to 9, and thus are not described again.

The above is only the preferred embodiment of the present invention, not to the limitation of the present invention in any form, all the technical matters of the present invention all fall into the protection scope of the present invention to any simple modification and equivalent change of the above embodiments.

Claims (7)

1. The utility model provides a skin raft steering mechanism, its characterized in that, length direction including installing support (1) and perpendicular to installing support (1) sets up first thrust unit (3) in installing support (1) bottom, vertical activity is provided with first regulation seat (5) on installing support (1) along length direction's both ends, is provided with between first regulation seat (5) at both ends and drives first thrust unit (3) first mobile device (2) that remove, still be provided with first drive arrangement (4) that are used for driving first mobile device (2) and remove on installing support (1).

2. A steering mechanism for a skin raft according to claim 1, wherein the end of the mounting bracket (1) along the length direction is provided with a connecting piece, the first adjusting seat (5) is connected with the connecting piece in a sliding way along the vertical direction, and one end of the connecting piece is provided with a locking piece for locking the first adjusting seat (5).

3. A raft steering mechanism according to claim 2, wherein the connecting member comprises an upper connecting stud and a lower connecting stud which are arranged up and down, the upper part of the first adjusting seat (5) is provided with a vertical upper waist-shaped groove corresponding to the upper connecting stud, and the lower part of the first adjusting seat (5) is provided with a vertical lower waist-shaped groove corresponding to the lower connecting stud; go up connecting stud's one end and pass last waist type groove and overlap and be equipped with the retaining member, connecting stud's one end is passed down waist type groove and is overlapped and be equipped with the retaining member.

4. The skin raft steering mechanism according to claim 3, wherein the locking member comprises a locking plate, an upper locking hole and a lower locking hole are respectively arranged on the locking plate along the vertical direction corresponding to the upper connecting stud and the lower connecting stud, one end of the upper connecting stud passes through the upper locking hole and is sleeved with a locking nut, and the lower connecting stud passes through the lower locking hole and is sleeved with a locking nut.

5. A raft steering mechanism according to any one of claims 1 to 4, wherein the first moving device (2) comprises a first driving shaft (21), a first driven shaft (22), a first moving chain (23), a first moving main chain wheel (24) and a first moving auxiliary chain wheel (25), the first driving shaft (21) and the first driven shaft (22) are respectively arranged on the first adjusting seats (5) at the two ends of the mounting bracket (1) along the length direction in a parallel rotating manner, the first moving main chain wheel (24) is sleeved at the two ends of the first driving shaft (21), the first moving auxiliary chain wheel (25) is sleeved at the two ends of the first driven shaft (22), and the first moving main chain wheel (24) is in transmission connection with the first moving auxiliary chain wheel (25) through the first moving chain (23); the first driving shaft (21) is also in transmission connection with the driving end of the first driving device (4).

6. A raft steering mechanism according to claim 5, wherein the first driving device (4) comprises a first driving motor (41), a first driving chain wheel (42), a first driven chain wheel (43) and a first driving chain (44), the first driving chain wheel (42) is sleeved on the output end of the first driving motor (41), the first driven chain wheel (43) is sleeved on the first driving shaft (21), and the first driving chain wheel (42) is in transmission connection with the first driven chain wheel (43) through the first driving chain (44).

7. A skin raft steering mechanism as claimed in claim 5, wherein the first pushing means (3) comprises a first pushing frame arranged perpendicular to the length direction of the mounting bracket (1), and the top ends of the first pushing frame are connected with the bottom of the first moving chain (23) through first connecting angle plates respectively.

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