CN112267219A

CN112267219A - Edge aligning mechanism and edge surrounding machine applying same

Info

Publication number: CN112267219A
Application number: CN202011015914.7A
Authority: CN
Inventors: 梁清; 戚永健; 黄国平; 杨素芳; 梁阿芳
Original assignee: Foshan Zhonglian Machinery Technology Co ltd
Current assignee: Foshan Zhonglian Machinery Technology Co ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-01-26

Abstract

The invention discloses an edge aligning mechanism and an edge surrounding machine using the same, wherein the edge aligning mechanism comprises a support, a sliding rail arranged in the front-back direction is arranged on the support, a sliding block is arranged on the sliding rail and is connected with the sliding rail in a sliding manner, a first driving device is arranged on the support and drives the sliding block to reciprocate in the length direction of the sliding rail, a swinging arm is connected to the sliding block through a first rotating shaft, a second driving device is arranged on the sliding block and drives the swinging arm to swing around the first rotating shaft, and the swinging arm is connected with a material pushing plate. The invention provides an edge aligning mechanism and a surrounding edge machine which can push a mattress to align the edge to be processed of the mattress with the processing direction.

Description

Edge aligning mechanism and edge surrounding machine applying same

Technical Field

The invention relates to a processing device of a mattress, in particular to a side aligning mechanism and a side surrounding machine applying the same.

Background

Traditional surrounding machine adds man-hour to the mattress, and the mattress still needs the mattress to carry out the opposite side after carrying out the surrounding, and above-mentioned opposite side means the direction of delivery that makes the edge of mattress and conveyer belt parallel, guarantees to walk the line straightness at mattress edge. For example, the chinese patent publication "an automatic turning mattress edge surrounding machine", which is published under the publication number CN206127702U, still requires human hands to push the mattress during processing, so that the edge pair of the mattress edge surrounding is parallel to the conveying direction of the conveyer belt, and the mattress is aligned with the processing station where the edge surrounding machine sews.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: the problem that the aforesaid put forward is solved, provide the edge mechanism that can promote the mattress and make the edge that treats processing of mattress align processing direction.

The solution of the invention for solving the technical problem is as follows:

the opposite side mechanism comprises a support, a sliding rail arranged in the front-back direction is arranged on the support, a sliding block is arranged on the sliding rail and is connected with the sliding rail in a sliding mode, a first driving device is arranged on the support and drives the sliding block to reciprocate in the length direction of the sliding rail, a swing arm is connected to the sliding block through a first rotating shaft, a second driving device is arranged on the sliding block and drives the swing arm to swing around the first rotating shaft, and the swing arm is connected with a material pushing plate.

As a further improvement of the above technical scheme, the first driving device comprises a motor, a synchronous belt and a belt wheel, the belt wheel is provided with at least two belt wheels and arranged along the length direction of the slide rail, the synchronous belt is arranged at the side of the slide rail, the synchronous belt is connected with the belt wheel, the motor is arranged on the support, the motor is driven to connect one belt wheel, the synchronous belt is fixedly connected with the slide block and drives the slide block to slide along the length of the slide rail.

As a further improvement of the above technical solution, the second driving device includes a first cylinder, a second rotating shaft is disposed on the slider, the second rotating shaft is rotatably connected to the first cylinder, a third rotating shaft is disposed on the swing arm, the two ends of the first cylinder are respectively connected to the second rotating shaft and the third rotating shaft, and the first cylinder drives the second rotating shaft and the third rotating shaft to move close to each other or move away from each other.

As a further improvement of the above technical scheme, the number of the slide rails is two, each slide rail is fixedly connected to the support, each slide rail is slidably fitted with one slide block, each slide block is provided with one first rotating shaft, each first rotating shaft is connected to one swing arm, the material pushing plate is arranged between the two swing arms, and the two swing arms are respectively connected to the material pushing plate.

As a further improvement of the above technical scheme, a plurality of belt pulleys arranged along the length direction of the slide rail are arranged beside each slide rail to form a belt pulley set, and each belt pulley set is connected with a synchronous belt in a matching way; in the two pulley sets, any one pulley in one pulley set is in transmission connection with any one pulley in the other pulley set through a transmission shaft.

As a further improvement of the technical scheme, a material pushing cylinder is arranged on the swing arm, the material pushing cylinder is in driving connection with the material pushing plate, and the material pushing cylinder drives the material pushing plate to reciprocate back and forth.

The invention also provides a surrounding edge machine which comprises a frame, wherein the support is the frame, the surrounding edge machine also comprises an edge aligning mechanism which is combined randomly according to the technical scheme, and a working platform which is arranged on the frame, and the material pushing plate is arranged above the working platform.

As a further improvement of the above technical solution, the working platform includes a first conveyer belt device and a second conveyer belt device sequentially arranged in a left-right direction, the first conveyer belt device and the second conveyer belt device are respectively disposed on the frame, the first conveyer belt device and the second conveyer belt device are provided with a gap extending in a front-back direction, a width of the swing arm is smaller than the gap, and the swing arm reciprocates in the gap in the front-back direction.

As a further improvement of the technical scheme, a support frame is arranged in the gap and is fixedly connected with the machine frame, and the support frame is used for supporting a mattress.

As a further improvement of the above technical solution, a fixing frame is provided on the first conveyor belt device and/or the second conveyor belt device, a rail is provided on the fixing frame, a connecting plate is provided on the rail, the connecting plate is in sliding fit with the rail, a spring is provided on the fixing frame in the left-right direction, one end of the spring is connected to the fixing frame, the other end of the spring is connected to the connecting plate, the movement stroke of the connecting plate intersects with the gap, rounded corners are provided on both the front side and the rear side of the connecting plate near the gap, and the rounded corners intersect with the movement track of the swing arm.

As a further improvement of the technical scheme, a baffle is arranged on the rack, the baffle is opposite to the material pushing plate, and the baffle is parallel to the material pushing plate.

The invention has the beneficial effects that: the slider is connected with the swing arm through first rotation, thereby first pivot department has formed a fulcrum, drive the swing arm and swing around the fulcrum under second drive arrangement, make the swing arm form a lever structure, the user accessible control swing arm wobbling position and confirm the height of scraping wings, the mattress of multiple thickness of adaptation, it is nimble to use, first drive arrangement drives the slider along the length direction motion of slide rail, thereby drive the length direction seesaw of scraping wings along the slide rail, the user accessible this scraping wings pushes away the material to the side of mattress, make the side and the scraping wings parallel and level of mattress in the in-process that promotes.

Drawings

In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures are only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from them without inventive effort.

FIG. 1 is an isometric view one of the edge-confronting mechanism of the present invention;

FIG. 2 is an isometric view of the edge-confronting mechanism of the present invention;

FIG. 3 is a top view of the edge-confronting mechanism of the present invention;

FIG. 4 is an isometric view of the deckle machine of the present invention;

FIG. 5 is an isometric view of the deckle machine of the present invention;

FIG. 6 is an enlarged view of A of FIG. 1 in the present invention;

FIG. 7 is an enlarged view of B in FIG. 4 in the present invention;

FIG. 8 is a bottom view of the mount of the present invention;

FIG. 9 is an isometric view one of FIG. 8 of the present invention;

FIG. 10 is an isometric view two of FIG. 8 of the present invention;

FIG. 11 is an isometric view of the swing arm, pusher cylinder, guide rod, and bushing of the present invention.

In the drawings: 1-bracket, 2-slide rail, 3-slide block, 4-first driving device, 41-motor, 42-synchronous belt, 43-belt wheel, 5-first air cylinder, 6-first rotating shaft, 7-second rotating shaft, 8-third rotating shaft, 9-swing arm, 10-transmission shaft, 11-working platform, 111-first conveying belt device, 112-second conveying belt device, 12-frame, 13-support frame, 14-fixing frame, 15-track, 16-connecting plate, 161-fillet, 17-baffle, 18-material pushing plate, 19-spring, 20-guide rod, 21-material pushing air cylinder and 22-bush.

Detailed Description

The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and those skilled in the art can obtain other embodiments without inventive effort based on the embodiments of the present invention, and all embodiments are within the protection scope of the present invention. In addition, all the coupling/connection relationships mentioned herein do not mean that the components are directly connected, but mean that a better coupling structure can be formed by adding or reducing coupling accessories according to specific implementation conditions. All technical characteristics in the invention can be interactively combined on the premise of not conflicting with each other.

Referring to fig. 1 to 11, the opposite side mechanism includes a support 1, a slide rail 2 arranged along the front-back direction is arranged on the support 1, a slide block 3 is arranged on the slide rail 2, the slide block 3 is connected with the slide rail 2 in a sliding manner, a first driving device 4 is arranged on the support 1, the first driving device 4 drives the slide block 3 to reciprocate along the length direction of the slide rail 2, a swing arm 9 is connected to the slide block 3 through a first rotating shaft 6, a second driving device is arranged on the slide block 3, the second driving device drives the swing arm 9 to swing around the first rotating shaft 6, and the swing arm 9 is connected with a material pushing plate 18.

In the prior art, when a mattress is processed by a traditional edge enclosing machine, the mattress needs to be subjected to edge alignment when being subjected to edge enclosing, wherein the edge alignment means that the edge of the mattress is parallel to the conveying direction of a conveying belt, and the straight line routing of the edge of the mattress is ensured. For example, the chinese patent publication "an automatic turning mattress edge surrounding machine", which is published under the publication number CN206127702U, still requires human hands to push the mattress during processing, so that the edge pair of the mattress edge surrounding is parallel to the conveying direction of the conveyer belt, and the mattress is aligned with the processing station where the edge surrounding machine sews.

From the above, the sliding block 3 is connected with the swing arm 9 through the first rotation, so that a pivot is formed at the position of the first rotating shaft 6, the swing arm 9 is driven to swing around the pivot by the second driving device, the swing arm 9 forms a lever structure, a user can determine the height of the material pushing plate 18 by controlling the swinging position of the swing arm 9, the mattress is suitable for mattresses with various thicknesses, the use is flexible, the first driving device 4 drives the sliding block 3 to move along the length direction of the sliding rail 2, so that the material pushing plate 18 is driven to move back and forth along the length direction of the sliding rail 2, and the user can push the side face of the mattress through the material pushing plate 18, so that the side face of the mattress is flush with the material pushing plate 18 in.

Preferably, in use, the user can arrange the feeding direction of the material pushing plate 18 and the length direction of the material pushing plate 18 in parallel.

In addition, the use can adjust the size of the radian of the swing arm 9 swing and the size of the moment when the swing arm 9 swings according to the two moments on the two sides of the fulcrum under the actual condition, the user can also drive the swing arm 9 to drive the mattress to move through the lever structure by the second driving device, and the user can control the material pushing plate 18 to move through the first driving device 4 and/or the second driving device to drive the mattress to move according to the actual condition, for example, for some mattresses with larger mass, the user can form a labor-saving lever structure by adjusting the moment arms on the two sides of the fulcrum.

In some embodiments, the first driving device 4 includes a motor 41, a synchronous belt 42, and belt pulleys 43, the belt pulleys 43 are disposed at least two and arranged along the length direction of the slide rail 2, the synchronous belt 42 is disposed beside the slide rail 2, the synchronous belt 42 is in transmission connection with the belt pulleys 43, the motor 41 is disposed on the bracket 1, the motor 41 is in driving connection with one of the belt pulleys 43, and the synchronous belt 42 is fixedly connected to the slider 3 and drives the slider 3 to slide along the length of the slide rail 2. This simple structure, the setting is convenient, and during the use, motor 41 drives band pulley 43 and rotates, and then drives the motion of slider 3 through hold-in range 42, therefore, optionally, to this motor 41, the user can adopt servo motor 41, and the person of facilitating the use controls the motion stroke of slider 3, and then, when pushing away the material to the mattress of different sizes, the user can confirm correspondingly and push away the distance of material, uses more in a flexible way, can the mattress under the multiple size of adaptation.

In some embodiments, the second driving device includes a first cylinder 5, a second rotating shaft 7 is disposed on the slider 3, the second rotating shaft 7 is rotatably connected to the first cylinder 5, a third rotating shaft 8 is disposed on the swing arm 9, two ends of the first cylinder 5 are respectively connected to the second rotating shaft 7 and the third rotating shaft 8, and the first cylinder 5 drives the second rotating shaft 7 and the third rotating shaft 8 to move close to each other or move away from each other. This simple structure, convenient to set up, optionally, the movable part of first cylinder 5 passes through third pivot 8 and connects swing arm 9, and the fixed part of first cylinder 5 passes through second pivot 7 link block 3, and perhaps, the movable part of first cylinder 5 passes through second pivot 7 and connects swing arm 9, and the fixed part of first cylinder 5 passes through third pivot 8 link block 3.

Thereby make second pivot 7 and third pivot 8 be close to each other or keep away from each other through this first cylinder 5's concertina movement, at first cylinder 5 carry out concertina movement's in-process, first cylinder 5 drives swing arm 9 and swings around first pivot 6.

In some embodiments, two sliding rails 2 are provided, each sliding rail 2 is fixedly connected to the bracket 1, each sliding rail 2 is slidably fitted with one sliding block 3, each sliding block 3 is provided with one first rotating shaft 6, each first rotating shaft 6 is connected to one swing arm 9, the material pushing plate 18 is arranged between two swing arms 9, and the two swing arms 9 are respectively connected to the material pushing plate 18.

In practical use, two slide rails 2 are arranged, each slide rail 2 is correspondingly matched with one slide block 3 in a sliding manner, meanwhile, each slide block 3 is provided with one first rotating shaft 6, each first rotating shaft 6 is rotatably connected with one swing arm 9, each swing arm 9 is connected with one first air cylinder 5 through a third rotating shaft 8, and a material pushing plate 18 is arranged between the two swing arms 9; through the arrangement of the structure, the structure is more stable, and the two swing arms 9 are mutually and fixedly connected with the material pushing plates 18 in a symmetrical mode.

In some embodiments, a plurality of belt pulleys 43 arranged along the length direction of the slide rail 2 are arranged beside each slide rail 2 to form a belt pulley 43 group, and each belt pulley 43 group is connected with a synchronous belt 42 in a matching manner; in the two pulley 43 sets, any one pulley 43 in one pulley 43 set is in transmission connection with any one pulley 43 in the other pulley 43 set through the transmission shaft 10. In the present embodiment, the arrangement direction of the pulleys 43 is arranged in the front-rear direction, and the axis of the pulley 43 extends in the left-right direction.

In some embodiments, a material pushing cylinder 21 is disposed on the swing arm 9, the material pushing cylinder 21 is connected to the material pushing plate 18 in a driving manner, and the material pushing cylinder 21 drives the material pushing plate 18 to reciprocate back and forth. Through the arrangement of the structure, when the mattress pushing device is used, a user can further drive the material pushing plate 18 to push the mattress through the material pushing cylinder 21, and if the mattress pushes materials, the pushing range is more flexible.

In some embodiments, at least one pusher cylinder 21 is disposed on each swing arm 9. For example, when there are two swing arms 9, each swing arm 9 is provided with one material pushing cylinder 21, and the material pushing plate 18 is connected to all the material pushing cylinders 21, that is, all the material pushing cylinders 21 drive the same material pushing plate 18 at the same time.

Further, a bush 22 is arranged on the swing arm 9, a guide rod 20 is slidably fitted in the bush 22, the guide rod 20 is fixedly connected with the material pushing plate 18, and the length direction of the guide rod 20 is parallel to the material pushing direction of the material pushing cylinder 21.

Still further, the quantity one-to-one of bush 22 and material pushing cylinder 21 sets up, and the side of each cylinder is provided with a bush 22, and similarly, every bush 22 sliding fit one guide bar 20, and every guide bar 20 keeps inserting in bush 22, and every guide bar 20 fixed connection material pushing plate 18.

Of course, in other embodiments, the user can also directly fix the stripper plate 18 to the swing arm 9.

The invention also provides a surrounding edge machine, which comprises a frame 12, wherein the support 1 is the frame 12, the surrounding edge machine also comprises an edge aligning mechanism which is combined randomly in the technical scheme, and a working platform 11 which is arranged on the frame 12, and the material pushing plate 18 is arranged above the working platform 11. The working platform 11 is used for placing a mattress to be processed on the surrounding edge, and the material pushing plate 18 is used for pushing the mattress on the working platform 11.

In this embodiment, the present invention further includes an opposite side mechanism that can be arbitrarily combined according to the above technical solutions, and since the drawings of the specification and the above description of the text have already been described with respect to the opposite side mechanism, the description is not expanded here.

In some embodiments, the working platform 11 includes a first conveyor belt device 111 and a second conveyor belt device 112 sequentially arranged in a left-right direction, the first conveyor belt device 111 and the second conveyor belt device 112 are respectively disposed on the frame 12, the first conveyor belt device 111 and the second conveyor belt device 112 are provided with a gap extending in a front-back direction, a width of the swing arm 9 is smaller than the gap, and the swing arm 9 reciprocates in the gap in the front-back direction.

In some embodiments, a swing arm 9 is provided on the side of the first conveyor belt device 111 or the second conveyor belt device 112 away from each other, the swing arm 9 is called an outer arm, and a swing arm 9 is arranged in the gap between the first conveyor belt device 111 and the second conveyor belt device 112, the swing arm 9 is called an inner arm, the inner arm can swing back and forth in a reciprocating way in a gap, a material pushing plate 18 is arranged between the inner arm and the outer arm, the inner arm and the outer wall are respectively fixedly connected with the material pushing plate 18, meanwhile, correspondingly, two slide rails 2 are arranged, each slide rail 2 is fixedly connected with the bracket 1, the support 1 can be fixedly connected with a rack 12, each sliding rail 2 is in sliding fit with one sliding block 3, each sliding block 3 is provided with one first rotating shaft 6, and the two first rotating shafts 6 are correspondingly connected with one outer arm or inner arm, so that the structure is compact and stable.

In some embodiments, a support frame 13 is disposed in the gap, the support frame 13 is fixedly connected to the frame 12, and the support frame 13 is used for supporting a mattress.

When the mattress is used, after the edge of the top surface of the mattress is finished, the edge of the bottom surface of the mattress needs to be processed, and the mattress often needs to be turned over, for example, the above mentioned chinese patent publication "an automatic turning mattress edge-enclosing machine", publication No. CN206127702U, in which a first turning rod and a second turning rod are hinged on a first conveyer belt device 111 and a second conveyer belt device 112, respectively, and external force is applied to the first turning rod and the second turning rod to clamp the mattress to stand the mattress, and then the mattress is turned over to the side, so as to turn over the mattress. However, in the present embodiment, since the first conveyor belt device 111 and the second conveyor belt device 112 have a gap therebetween, some mattresses with relatively thin thickness may be inserted into the gap when standing up, so that the mattress cannot be turned over.

In this embodiment, the mattress can be supported by the support frames 13, so that the whole mattress is prevented from being embedded into the gap.

Although the support frame 13 has been used to support the mattress in the above embodiments, for some mattresses of greater width, the support frame 13 may not be supported in the center of the mattress and the mattress may roll over to fit into the gap.

For this purpose, in some embodiments, a fixing frame 14 is disposed on the first conveyor belt device 111 and/or the second conveyor belt device 112, a rail 15 is disposed on the fixing frame 14, a connecting plate 16 is disposed on the rail 15, the connecting plate 16 is slidably engaged with the rail 15, a spring 19 is disposed on the fixing frame 14 along the left-right direction, one end of the spring 19 is connected to the fixing frame 14, the other end of the spring 19 is connected to the connecting plate 16, a movement stroke of the connecting plate 16 intersects with the gap, a front side and a rear side of the connecting plate 16, which are close to the gap, are both provided with a rounded corner 161, and the rounded corner 161 intersects with a movement track of the swing arm 9.

When the mattress pushing device is used, when the swing arm 9 swings to the abutting fillet 161, under the action of force applied to the fillet 161 by the swing arm 9, the connecting plate 16 overcomes the elastic action of the spring 19 to generate the trend of moving along the track 15 towards the direction far away from the gap, after the swing arm 9 moves away from the fillet 161, under the elastic action of the spring 19, the connecting plate 16 resets, through the structure, the swing arm 9 can smoothly move in the gap, on one hand, the mattress can be flexibly pushed, the position where the mattress can be pushed to is more, the structure is compact, the occupied space is relatively small, on the other hand, after the swing arm 9 leaves the fillet 161, the material pushing plate 18 can support the mattress, and the situation that some mattresses with the gap width smaller than or equal to the thickness are embedded into the gap in the overturning process is avoided.

In some embodiments, a baffle 17 is disposed on the frame 12, the baffle 17 faces the material pushing plate 18, and the baffle 17 and the material pushing plate 18 are parallel to each other. This simple structure, setting are convenient, and through the setting of this structure, user's accessible scraping wings 18 area promotes the preceding side of mattress and offsets with this baffle 17 up to the back side of mattress to realize the quick location of mattress, preferred, the position parallel and level of the sewing machine head that the position that this baffle 17 set up and carry out the surrounding edge processing to the edge of mattress.

In some embodiments, the pushing direction of the pushing cylinder 21 is along the direction from the pushing plate 18 to the baffle 17, and similarly, the axial direction of the bushing 22 and the guide rod 20 extends along the direction from the pushing plate 18 to the baffle 17, so that the mattress can be pushed from the pushing plate 18 to the baffle 17 during the process of pushing the mattress by the pushing cylinder 21.

While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that the present invention is not limited to the details of the embodiments shown and described, but is capable of numerous equivalents and substitutions without departing from the spirit of the invention as set forth in the claims appended hereto.

Claims

1. Opposite side mechanism, including support (1), its characterized in that: be equipped with on support (1) along slide rail (2) that the fore-and-aft direction set up, be equipped with slider (3) on slide rail (2), slider (3) sliding connection slide rail (2), be equipped with first drive arrangement (4) on support (1), first drive arrangement (4) drive slider (3) are followed the length direction reciprocating motion of slide rail (2), be connected with swing arm (9) through first pivot (6) on slider (3), be equipped with second drive arrangement on slider (3), second drive arrangement drives swing arm (9) wind first pivot (6) swing, swing arm (9) are connected with scraping wings (18).

2. The edge-aligning mechanism of claim 1, wherein: first drive arrangement (4) include motor (41), synchronous belt (42), band pulley (43) set up at least two and follow the length direction of slide rail (2) arranges, synchronous belt (42) set up in the side of slide rail (2), synchronous belt (42) transmission is connected band pulley (43), motor (41) set up on support (1), motor (41) drive connection one band pulley (43), synchronous belt (42) fixed connection slider (3) and drive slider (3) are followed the length of slide rail (2) slides.

3. The edge-aligning mechanism of claim 1, wherein: the second driving device comprises a first cylinder (5), a second rotating shaft (7) is arranged on the sliding block (3), the second rotating shaft (7) is connected in a rotating mode with the first cylinder (5), a third rotating shaft (8) is arranged on the swing arm (9), the two ends of the first cylinder (5) are connected with the second rotating shaft (7) and the third rotating shaft (8) respectively, and the first cylinder (5) drives the second rotating shaft (7) and the third rotating shaft (8) to be close to each other or to be away from each other.

4. The edge-aligning mechanism of claim 2, wherein: slide rail (2) set up two, every slide rail (2) fixed connection support (1), every sliding fit is one on slide rail (2) slider (3) set up one first pivot (6) on each slider (3), and every first pivot (6) is connected one swing arm (9), set up between two swing arms (9) scraping wings (18), two swing arms (9) are connected respectively scraping wings (18).

5. The edge-aligning mechanism of claim 4, wherein: a plurality of belt wheels (43) arranged along the length direction of the slide rail (2) are arranged beside each slide rail (2) to form a belt wheel (43) group, and each belt wheel (43) group is connected with a synchronous belt (42) in a matching way; in the two pulley (43) groups, any one pulley (43) in one pulley (43) group is in transmission connection with any one pulley (43) in the other pulley (43) group through a transmission shaft (10).

6. The edge-facing mechanism of any one of claims 1-5, wherein: the swing arm (9) is provided with a material pushing cylinder (21), the material pushing cylinder (21) is in driving connection with the material pushing plate (18), and the material pushing cylinder (21) drives the material pushing plate (18) to reciprocate back and forth.

7. Border machine, including frame (12), its characterized in that: the bracket (1) is the frame (12), and further comprises an opposite side mechanism according to any one of claims 1 to 6, and a working platform (11) arranged on the frame (12), wherein the material pushing plate (18) is arranged above the working platform (11).

8. The hemming machine of claim 7 wherein: the working platform (11) comprises a first conveyor belt device (111) and a second conveyor belt device (112) which are sequentially arranged along the left-right direction, the first conveyor belt device (111) and the second conveyor belt device (112) are respectively arranged on the rack (12), a gap extending along the front-back direction is formed in the first conveyor belt device (111) and the second conveyor belt device (112), the width of the swing arm (9) is smaller than the gap, and the swing arm (9) reciprocates along the front-back direction in the gap.

9. The hemming machine of claim 8 wherein: a support frame (13) is arranged in the gap, the support frame (13) is fixedly connected with the machine frame (12), and the support frame (13) is used for supporting a mattress.

10. A hemming machine according to claim 8 or 9 wherein: the first conveying belt device (111) and/or the second conveying belt device (112) are/is provided with a fixing frame (14), a rail (15) is arranged on the fixing frame (14), a connecting plate (16) is arranged on the rail (15), the connecting plate (16) is in sliding fit with the rail (15), a spring (19) is arranged on the fixing frame (14) in the left-right direction, one end of the spring (19) is connected with the fixing frame (14), the other end of the spring (19) is connected with the connecting plate (16), the movement stroke of the connecting plate (16) is intersected with the gap, the connecting plate (16) is close to the front side edge and the rear side edge of the gap and is provided with a fillet (161), and the fillet (161) is intersected with the movement track of the swing arm (9).

11. The hemming machine of claim 7 wherein: the pushing device is characterized in that a baffle (17) is arranged on the rack (12), the baffle (17) is opposite to the pushing plate (18), and the baffle (17) and the pushing plate (18) are parallel to each other.