CN115213313A

CN115213313A - Edge rolling equipment

Info

Publication number: CN115213313A
Application number: CN202111342131.4A
Authority: CN
Inventors: 耿滏; 李阳修; 许福军; 李银波; 李钊文
Original assignee: Guangzhou Automobile Group Co Ltd
Current assignee: Guangzhou Automobile Group Co Ltd
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-10-21

Abstract

The invention belongs to the technical field of edge rolling, and particularly relates to edge rolling equipment. The binding equipment comprises a bottom plate, a base component, a driving component and at least two binding mechanisms, wherein each binding mechanism comprises a binding component arranged on the bottom plate; the bottom plate is slidably arranged on the base assembly through a driving assembly; the driving assembly is used for driving all the binding assemblies to slide on the base assembly by a track length through the bottom plate, so that the binding assemblies respectively roll the binding pieces to be treated by different bending angles, and then the binding rolling of the binding pieces to be treated is completed within the sliding track length. According to the invention, the edge rolling equipment is integrated with a plurality of edge rolling mechanisms, and the edge to be rolled pieces are rolled at different bending angles through different edge rolling assemblies, so that the edge rolling of the to-be-rolled pieces can be completed by sliding for one track length, the edge rolling efficiency is improved, and the manufacturing cost and the occupied space of the edge rolling equipment are reduced.

Description

Edge rolling equipment

Technical Field

The invention belongs to the technical field of edge rolling, and particularly relates to edge rolling equipment.

Background

With the continuous progress of science and technology and the rapid development of the automobile industry, automobiles become an essential vehicle in people's life. In the field of automobile manufacturing, a vehicle body covering part generally comprises a vehicle door, a front cover, a rear cover, a side wheel cover and the like, and the covering parts comprise an outer plate and an inner plate.

At present, with the increasingly diversified lean production and modeling of automobile parts, higher requirements are put forward on the quality, efficiency, cost, flexibility and the like of the binding equipment. In the prior art, a binding robot is mostly adopted to drive rollers with various specifications to carry out binding and binding for multiple times in a binding process, for example, the binding robot binds an outer plate to an inner plate in a binding mode for 3-4 times, but because the single binding time of a single binding robot is long, multiple binding robots are generally adopted in the industry to carry out binding operation on a covering part synchronously, and therefore the problems of high equipment investment, large occupied area of the binding robot and the like exist. In addition, the binding robot can only move according to a specified track, a plurality of binding robots respectively carry out binding treatment, the running tracks of different binding robots are difficult to avoid deviation, and the problems of poor binding quality of the covering part and the like are caused.

Disclosure of Invention

The invention solves the technical problems of high equipment investment and large occupied area of the edge rolling robots in a plurality of edge rolling robots, and provides edge rolling equipment.

In view of the above problems, an embodiment of the present invention provides a binding apparatus, including a base plate, a base assembly, a driving assembly, and at least two binding mechanisms, where each binding mechanism includes a binding assembly mounted on the base plate; the bottom plate is slidably mounted on the base assembly through the driving assembly; the driving assembly is used for driving all the edge rolling assemblies to slide on the base assembly for one-time track length through the bottom plate, so that the edge rolling assemblies roll the to-be-rolled pieces at different bending angles respectively, and then edge rolling of the to-be-rolled pieces is completed within the sliding track length.

Optionally, the binding mechanism further comprises an adjusting assembly, and the binding assembly is mounted on the bottom plate through the adjusting assembly;

the adjusting assembly comprises a rotary driving piece and a telescopic driving piece, wherein the rotary driving piece is used for driving the binding assembly to rotate around a first preset direction, and the telescopic driving piece is used for driving the binding assembly to rotate along a second preset direction; the first preset direction is perpendicular to the second preset direction and a third preset direction in which the edge rolling assembly slides, and the second preset direction is perpendicular to the third preset direction.

Optionally, the adjusting assembly further includes an adjusting driving member for driving the edge rolling assembly to move along a first preset direction.

Optionally, the base assembly includes a base body, and a rack and a guide rail mounted on the base body at intervals, and a sliding groove parallel to the third preset direction is formed between the rack and the guide rail;

the driving assembly comprises a first driving piece arranged on the bottom plate and a gear arranged at the output end of the first driving piece and meshed with the rack; the gear is located in the sliding groove, and the first driving piece drives the bottom plate to slide along the sliding groove through the gear and the rack which are meshed with each other.

Optionally, the base assembly further includes a first guide wheel and a second guide wheel both rotatably mounted on the bottom plate, and rotation axes of the first guide wheel and the second guide wheel are both parallel to a first preset direction; the first guide wheel is connected with the outer side face, far away from the guide rail, of the rack in a rolling mode, and the second guide wheel is connected with the outer side face, far away from the rack, of the guide rail in a rolling mode.

Optionally, the base subassembly is still including rotating the tight pulley of installing on the bottom plate and axis of rotation be on a parallel with the second and predetermine the direction, the guide rail is kept away from sunken joint groove that forms on the lateral surface of rack, the tight pulley stretch into the joint groove and with the lateral wall roll connection in joint groove.

Optionally, the base assembly further comprises a first rotating wheel and a second rotating wheel both rotatably mounted on the base plate; the rotating shafts of the first rotating wheel and the second rotating wheel are parallel to the second preset direction; the first rotating wheel is connected with the end face, far away from the base body, of the rack in a rolling mode, and the second rotating wheel is connected with the end face, far away from the base body, of the guide rail in a rolling mode.

Optionally, the binding assembly includes a fixing plate, a binding driving member, a connecting rod, a roller seat, and a roller rotatably mounted on the roller seat; the fixed plate is arranged on the bottom plate, the edge rolling driving piece is arranged on the fixed plate, one end of the connecting rod is rotatably connected with the output end of the edge rolling driving piece, and the other end of the connecting rod is connected with the roller seat; the fixed plate is provided with a rotating part which is rotatably connected with the connecting rod, and the rotating part is positioned between the roller seat and the edge rolling driving part.

Optionally, the binding assembly further comprises a bearing and an annular baffle, a mounting groove is formed in the roller seat, the bearing is mounted in the mounting groove, the roller is rotatably mounted on the roller seat through the bearing, and the annular baffle covers the mounting groove.

Optionally, the trimming mechanism includes a first trimming mechanism, a second trimming mechanism, and a third trimming mechanism;

in the process that the driving assembly drives all the edge rolling assemblies to slide on the base assembly for the length of the track once, the edge rolling assembly of the first edge rolling mechanism is used for rolling the edge of the piece to be rolled from a first folding angle to a second folding angle; the binding assembly of the second binding mechanism is used for rolling the bound edge of the piece to be bound from a second bending angle to a third bending angle, and the binding assembly of the third binding mechanism is used for rolling the bound edge of the piece to be bound from the third bending angle to a final binding angle so as to finish binding and rolling of the piece to be bound; wherein the first folding angle, the second folding angle, the third folding angle and the angle of the final edge rolling angle are reduced in sequence.

According to the invention, the driving assembly only needs to drive the binding mechanism to slide for one track length, so that the binding work of the piece to be bound can be completed, and the driving assembly is not required to drive the binding mechanism to slide back and forth on the base assembly, so that the problem that the binding quality of the piece to be bound is poor due to deviation of tracks of multiple sliding of the binding mechanism is avoided, and the binding quality and the binding efficiency of the piece to be bound are improved. In addition, the binding device is integrated with a plurality of binding mechanisms, and the binding pieces to be bound are rolled at different bending angles through different binding assemblies, so that the binding rolling of the binding pieces to be bound can be completed by sliding one track length, the binding efficiency is improved, and the manufacturing cost and the occupied space of the binding device are reduced. In addition, the number of the binding mechanisms can be set according to actual requirements, so that the expansibility of the binding equipment is improved; and the use scene of this border mechanism is extensive, both applicable in volume production, also can be applicable to trial production or small batch production.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic structural diagram of a binding apparatus according to an embodiment of the present invention;

fig. 2 is a schematic partial structural view of a binding apparatus according to another embodiment of the present invention;

fig. 3 is a left side view of the binding apparatus according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a driving assembly and a base assembly of the binding apparatus according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of an adjusting assembly of the binding apparatus according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a binding assembly of the binding apparatus according to an embodiment of the present invention;

FIG. 7 is a partial cross-sectional view of a binding assembly of a binding apparatus provided in accordance with an embodiment of the present invention;

FIG. 8 is a front view of a binding apparatus according to an embodiment of the present invention;

fig. 9 is a schematic view of a binding process of a to-be-bound piece according to an embodiment of the present invention.

The reference numerals in the specification are as follows:

1. a base plate;

2. a base assembly; 21. a base body; 22. a rack; 23. a guide rail; 231. a clamping groove; 24. a sliding groove; 25. a first guide wheel; 26. a second guide wheel; 27. a fixed wheel; 28. a first runner; 29. a second runner;

3. a drive assembly; 31. a first driving member; 32. a gear; 33. a speed reducer;

4. a binding mechanism; 41. an adjustment assembly; 411. a rotary drive member; 412. a telescopic driving member; 413. adjusting the driving member; 42. a binding assembly; 421. a fixing plate; 422. a binding driving member; 423. a connecting rod; 424. a roller seat; 425. a roller; 426. a bearing; 427. an annular baffle; 43. a first binding mechanism; 44. a second binding mechanism; 45. a third binding mechanism;

5. a piece to be hemmed; 51. an inner plate; 52. and (7) an outer plate.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.

It is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", "middle", and the like, as used herein, refer to an orientation or positional relationship based on that shown in the drawings, which is for convenience in describing and simplifying the present invention, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

As shown in fig. 1 and 2, an embodiment of the present invention provides a binding apparatus, including a base plate 1, a base assembly 2, a driving assembly 3, and at least two binding mechanisms 4, where each binding mechanism 4 includes a binding assembly 42 mounted on the base plate 1; the base plate 1 is slidably mounted on the base assembly 2 through the driving assembly 3; the driving assembly 3 is used for driving all the binding assemblies 42 to slide on the base assembly 2 by the track length once through the bottom plate 1, so that the binding assemblies 42 respectively roll the to-be-bound pieces 5 at different bending angles, and then the binding rolling of the to-be-bound pieces 5 is completed within the sliding track length. It can understand, binding mechanism 4 can set up to 3, 4, 5 etc. according to the actual demand, and the bound angle of bending that binding piece 5 was treated to different binding subassemblies 42 is different drive assembly 3 drive binding mechanism 4 is in the in-process of track length slides on base subassembly 2, and is a plurality of binding subassembly 42 is treated binding of binding piece 5 in proper order and is bent to make binding of treating binding piece 5 be the arc structure of a ladder transition from initial condition to the state of accomplishing binding, treat binding of binding piece 5 and be unlikely to damage because of the angle of bending is too big.

In the invention, the driving component 3 only needs to drive the binding mechanism 4 to slide for one track length, so that the binding work of the piece to be bound 5 can be finished, and the driving component 3 does not need to drive the binding mechanism 4 to slide back and forth on the base component 2, so that the problem of poor binding quality of the piece to be bound 5 caused by deviation of the tracks of multiple sliding of the binding mechanism 4 is avoided, and the binding quality and binding efficiency of the piece to be bound 5 are improved. In addition, this binding equipment is integrated with a plurality of binding mechanism 4 treats binding 5 through different binding subassemblies 42 respectively with different angles of bending and rolls, has realized that a track length of slip can accomplish right treat binding roll extrusion of binding 5, has not only promoted binding efficiency, has still reduced this binding equipment's manufacturing cost and occupation space. In addition, the number of the binding mechanisms 4 can be set according to actual requirements, so that the expansibility of the binding equipment is improved; the use scene of the binding mechanism 4 is wide, and the binding mechanism is suitable for mass production and also suitable for trial production or small-batch production.

In one embodiment, as shown in fig. 2 and 5, the binding mechanism 4 further includes an adjusting assembly 41, and the binding assembly 42 is mounted on the base plate 1 through the adjusting assembly 41; it will be appreciated that each of the binding mechanisms 4 includes an adjustment assembly 41.

The adjusting assembly 41 includes a rotary driving member 411 for driving the binding assembly 42 to rotate around a first preset direction, and a telescopic driving member 412 for driving the binding assembly 42 to move along a second preset direction; the first preset direction is perpendicular to the second preset direction and the third preset direction in which the binding assembly 42 slides, and the second preset direction is perpendicular to the third preset direction. In one embodiment, the telescopic driving member 412 is installed on the base plate 1, the rotary driving member 411 is installed at the output end of the telescopic driving member 412, and the binding assembly 42 is installed at the output end of the rotary driving member 411; in another embodiment, the rotary driving element 411 is installed on the base plate 1, the telescopic driving element 412 is installed at the output end of the rotary driving element 411, and the binding assembly 42 is installed at the output end of the telescopic driving element 412. It is understood that the rotary driving element 411 includes, but is not limited to, a rotary motor, etc., and the telescopic driving element 412 includes, but is not limited to, a pneumatic cylinder, a hydraulic cylinder, a linear motor, etc.

Specifically, as shown in fig. 1, the first preset direction is a Z direction, the second preset direction is a Y direction, and the third preset direction is an X direction; the edge-covering length of the piece to be edge-covered is slightly different from the edge-covering length of the piece to be edge-covered 5; the rotary driving element 411 can drive the binding assembly 42 to rotate and face the edge of the piece to be bound 5, and the telescopic driving element 412 can drive the binding assembly 42 to move to the position above the edge of the piece to be bound 5, so that the binding assembly 42 can complete the rolling operation of the piece to be bound 5.

In an embodiment, as shown in fig. 2 and 5, the adjusting assembly 41 further includes an adjusting driving member 413 for driving the binding assembly 42 to move along the first predetermined direction. In one embodiment, the telescopic driving member 412 is installed on the base plate 1, the rotary driving member 411 is installed at an output end of the telescopic driving member 412, the adjusting driving member 413 is installed at an output end of the rotary driving member 411, and the binding assembly 42 is installed at an output end of the adjusting driving member 413. It is understood that the adjustment drive 413 includes, but is not limited to, a pneumatic cylinder, a hydraulic cylinder, a linear motor, etc. In this embodiment, the adjusting driving member 413 can drive the binding assembly 42 to move in the Z direction, so as to facilitate the installation and removal of the binding member 5.

In one embodiment, as shown in fig. 2 and 4, the base assembly 2 includes a base body 21, and a rack 22 and a guide rail 23 mounted on the base body 21 at intervals, wherein a sliding groove 24 parallel to the third preset direction is formed between the rack 22 and the guide rail 23; it will be understood that the rack 22, the guide rail 23 and the sliding groove 24 are all arranged along a third predetermined direction (i.e. along the X-direction). Specifically, the shape of the rack 22 and the guide rail 23 may be designed according to the member to be hemmed 5, and the shape of the rack 22 and the guide rail 23 may be designed in a U-shape, a C-shape, or the like.

The driving assembly 3 comprises a first driving member 31 mounted on the base plate 1, and a gear 32 mounted at the output end of the first driving member 31 and engaged with the rack 22; the gear 32 is located in the sliding groove 24, and the first driving member 31 drives the bottom plate 1 to slide along the sliding groove 24 through the gear 32 and the rack 22 engaged with each other. It is understood that the first driving member 31 includes, but is not limited to, a driving motor, etc. Specifically, the first driving element 31 drives the gear 32 to rotate in the sliding groove 24, and since the gear 32 is meshed with the rack 22, the gear 32 will drive the bottom plate 1 to slide along the sliding groove 24, and the driving element 3 can drive the binding mechanism 4 to slide on the base element 2, that is, the driving element 3 can drive the binding mechanism 4 to slide along the bound edge of the to-be-bound piece 5. In this embodiment, the base assembly 2 has a simple structure and a low manufacturing cost.

Further, as shown in fig. 3, the driving assembly 3 further includes a speed reducer 33, the gear 32 is connected to the output end of the first driving member 31 through the speed reducer 33, and the speed reducer 33 can play a role of increasing the torque of the gear 32, so that the bearing capacity of the base plate 1 is increased, and the normal operation of the binding apparatus is ensured.

In an embodiment, as shown in fig. 2 and 4, the base assembly 2 further includes a first guide wheel 25 and a second guide wheel 26, both rotatably mounted on the base plate 1, and the rotation axes of the first guide wheel 25 and the second guide wheel 26 are both parallel to a first preset direction; the first guide wheel 25 is connected with the outer side surface of the rack 22 far away from the guide rail 23 in a rolling manner, and the second guide wheel 26 is connected with the outer side surface of the guide rail 23 far away from the rack 22 in a rolling manner. It will be appreciated that the rack 22 and the guide rail 23 are clamped between the first guide wheel 25 and the second guide wheel 26. It can be understood that the first guide wheel 25 and the second guide wheel 26 can prevent the binding mechanism 4 from shifting in the Y direction, so that the stability of the binding mechanism 4 is ensured, and the binding quality of the piece to be bound 5 is improved.

In an embodiment, as shown in fig. 2 to 4, the base assembly 2 further includes a fixed wheel 27 rotatably installed on the bottom plate 1, and a rotation axis of the fixed wheel is parallel to the second preset direction, the outer side surface of the guide rail 23 away from the rack 22 is recessed to form a clamping groove 231, and the fixed wheel 27 extends into the clamping groove 231 and is in rolling connection with the side wall of the clamping groove 231. It is understood that the catching grooves 231 may be formed between the base body 21 and the guide rails 23, or may be formed on the guide rails 23. In a specific embodiment, the guide rail 23 includes a body of the guide rail 23 and a protrusion connected to the body of the guide rail 23, and the clamping groove 231 is formed among the body of the guide rail 23, the protrusion and the base body 21. Further, the protruding portion abuts against the upper end of the fixed wheel 27, and the base body 21 abuts against the lower end of the fixed wheel 27, so that the fixed wheel 27 can prevent the edge rolling mechanism 4 from moving in the Z direction, the stability of the edge rolling mechanism 4 is ensured, and the edge wrapping quality of the piece to be rolled 5 is improved.

In one embodiment, as shown in fig. 2 and 4, the base assembly 2 further comprises a first wheel 28 and a second wheel 29 both rotatably mounted on the base plate 1; the rotating shafts of the first rotating wheel 28 and the second rotating wheel 29 are parallel to the second preset direction; the first rotating wheel 28 is connected with the end face of the rack 22 far away from the base body 21 in a rolling manner, and the second rotating wheel 29 is connected with the end face of the guide rail 23 far away from the base body 21 in a rolling manner. It can be understood that, the first rotating wheel 28 and the second rotating wheel 29 can be provided in plurality according to actual requirements, the bottom plate 1 abuts against the upper surface of the rack 22 through the first rotating wheel 28, and the bottom plate 1 abuts against the upper surface of the guide rail 23 through the second rotating wheel 29, so that rolling friction is generated between the bottom plate 1 and the guide rail 23 and between the bottom plate 1 and the rack 22, and the friction force between the bottom plate 1 and the rack 22 and between the bottom plate 1 and the guide rail 23 is reduced while the bearing capacity of the bottom plate 1 is ensured.

In one embodiment, as shown in fig. 2 and 6, the binding assembly 42 includes a fixing plate 421, a binding driving member 422, a connecting rod 423, a roller seat 424, and a roller 425 rotatably mounted on the roller seat 424; the fixing plate 421 is installed on the bottom plate 1, the edge rolling driving element 422 is installed on the fixing plate 421, one end of the connecting rod 423 is rotatably connected with the output end of the edge rolling driving element 422, and the other end of the connecting rod 423 is connected with the roller seat 424; the fixing plate 421 is provided with a rotating part rotatably connected to the connecting rod 423, and the rotating part is located between the roller seat 424 and the binding driving part 422. It is understood that the telescopic driving member 412 can drive the base to move along the Y direction; and the binding driving member 422 includes, but is not limited to, a pneumatic cylinder, a hydraulic cylinder, a linear motor, etc. Specifically, when the adjusting assembly 41 drives the binding assembly 42 to be located above the bound edge of the to-be-bound piece 5, the binding driving element 422 drives the connecting rod 423 to rotate around the rotating portion of the fixing plate 421, and the connecting rod 423 drives the roller 425 to move downward, so that the roller 425 can bend the bound edge of the to-be-bound piece 5. In this embodiment, the binding assembly 42 has a simple structure, low manufacturing cost, and is convenient to install.

In addition, each roller 425 of the binding assembly 42 can be set to be a roller 425 with a smaller diameter, and the binding device can bend the bound edge from the first roller 425 which is in contact with the bound edge of the piece to be bound 5, so that the binding quality of the piece to be bound 5 is improved.

In one embodiment, as shown in fig. 6 and 7, the binding assembly 42 further includes a bearing 426 and a ring-shaped retainer 427, the roller seat 424 is provided with a mounting groove, the bearing 426 is mounted in the mounting groove, the roller 425 is rotatably mounted on the roller seat 424 through the bearing 426, and the ring-shaped retainer 427 covers the mounting groove. It is understood that the ring-shaped retainer 427 may cover the installation groove, and the ring-shaped retainer 427 may prevent the roller 425 and the bearing 426 from falling off the roller mount 424, thereby securing the stability of the binding apparatus.

In one embodiment, as shown in fig. 8 and 9, the binding mechanism 4 includes a first binding mechanism 43, a second binding mechanism 44, and a third binding mechanism 45; it will be understood that the binding apparatus comprises three binding mechanisms 4, the three binding mechanisms 4 being designated in succession as a first binding mechanism 43, a second binding mechanism 44 and a third binding mechanism 45.

In the process that the driving assembly 3 drives all the binding assemblies 42 to slide on the base assembly 2 for the track length once, the binding assemblies 42 of the first binding mechanism 43 roll the binding edges of the piece to be bound 5 from a first folding angle a to a second folding angle b; the binding assembly 42 of the second binding mechanism 44 rolls the bound edge of the piece to be bound 5 from the second bending angle b to the third bending angle c, and the binding assembly 42 of the third binding mechanism 45 rolls the bound edge of the piece to be bound 5 from the third bending angle c to the final binding angle, so as to complete the bound edge rolling of the piece to be bound 5; wherein, first bent angle a, second bent angle b, third bent angle c and the angle of final border angle reduces in proper order. Specifically, in the process that the driving assembly 3 drives the base plate 1 to slide on the base assembly 2 once, the first binding mechanism 43 presses the binding edge from a first folding angle a to a second folding angle b, the second binding mechanism 44 is configured to press the binding edge of the to-be-bound piece 5 from the second folding angle b to a third folding angle c, and the third binding mechanism 45 is configured to press the binding edge of the to-be-bound piece 5 from the third folding angle c to a final binding angle; the first folding angle a is an initial angle between the outer plate 52 and the inner plate 51 of the to-be-rolled piece 5, and the final rolling angle is an angle between the outer plate 52 and the inner plate 51 when the outer plate 52 is pressed and attached to the inner plate 51; and the second is rolled over the bent angle with the seventy percent discount bent angle can be set for according to actual demand, just first bent angle is greater than the second is rolled over the bent angle, the second is rolled over the bent angle and is greater than the third bent angle, the third bent angle is greater than final border angle.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The trimming device is characterized by comprising a bottom plate, a base assembly, a driving assembly and at least two trimming mechanisms, wherein each trimming mechanism comprises a trimming assembly arranged on the bottom plate; the bottom plate is slidably mounted on the base assembly through the driving assembly; the driving assembly is used for driving all the edge rolling assemblies to slide on the base assembly for one-time track length through the bottom plate, so that the edge rolling assemblies roll the to-be-rolled pieces at different bending angles respectively, and then edge rolling of the to-be-rolled pieces is completed within the sliding track length.

2. The binding apparatus of claim 1, wherein the binding mechanism further comprises an adjustment assembly by which the binding assembly is mounted on the base plate;

the adjusting assembly comprises a rotary driving piece and a telescopic driving piece, wherein the rotary driving piece is used for driving the edge rolling assembly to rotate around a first preset direction, and the telescopic driving piece is used for driving the edge rolling assembly to move along a second preset direction; the first preset direction is perpendicular to the second preset direction and the third preset direction in which the binding assembly slides, and the second preset direction is perpendicular to the third preset direction.

3. The binding apparatus of claim 2, wherein the adjustment assembly further comprises an adjustment drive for moving the binding assembly in a first predetermined direction.

4. The binding apparatus according to claim 2, wherein the base assembly comprises a base body, and a rack and a rail mounted on the base body at intervals, and a sliding groove parallel to the third preset direction is formed between the rack and the rail;

5. The binding apparatus of claim 4, wherein the base assembly further comprises a first guide wheel and a second guide wheel both rotatably mounted on the base plate, the rotational axes of the first guide wheel and the second guide wheel both being parallel to a first predetermined direction; the first guide wheel is connected with the outer side face, far away from the guide rail, of the rack in a rolling mode, and the second guide wheel is connected with the outer side face, far away from the rack, of the guide rail in a rolling mode.

6. The binding apparatus according to claim 4, wherein the base assembly further comprises a fixed wheel rotatably mounted on the bottom plate and having a rotation axis parallel to the second predetermined direction, the outer side surface of the guide rail away from the rack is recessed to form a clamping groove, and the fixed wheel extends into the clamping groove and is in rolling connection with the side wall of the clamping groove.

7. The binding apparatus of claim 4, wherein the base assembly further comprises a first wheel and a second wheel each rotatably mounted on the base plate; the rotating shafts of the first rotating wheel and the second rotating wheel are parallel to the second preset direction; the first rotating wheel is connected with the end face, far away from the base body, of the rack in a rolling mode, and the second rotating wheel is connected with the end face, far away from the base body, of the guide rail in a rolling mode.

8. The binding apparatus of claim 1, wherein the binding assembly includes a fixed plate, a binding drive, a linkage, a roller mount, and a roller rotatably mounted on the roller mount; the fixed plate is arranged on the bottom plate, the edge rolling driving piece is arranged on the fixed plate, one end of the connecting rod is rotatably connected with the output end of the edge rolling driving piece, and the other end of the connecting rod is connected with the roller seat; the fixed plate is provided with a rotating part which is rotatably connected with the connecting rod, and the rotating part is positioned between the roller seat and the edge rolling driving part.

9. The binding apparatus of claim 8, wherein the binding assembly further comprises a bearing and an annular stop plate, the roller seat is provided with a mounting groove, the bearing is mounted in the mounting groove, the roller is rotatably mounted on the roller seat through the bearing, and the annular stop plate covers the mounting groove.

10. The binding apparatus according to claim 1, wherein the binding mechanism includes a first binding mechanism, a second binding mechanism, and a third binding mechanism;

in the process that the driving assembly drives all the edge rolling assemblies to slide on the base assembly for one-time track length, the edge rolling assembly of the first edge rolling mechanism is used for rolling the edge of the piece to be rolled from a first bending angle to a second bending angle, the edge rolling assembly of the second edge rolling mechanism is used for rolling the edge of the piece to be rolled from the second bending angle to a third bending angle, and the edge rolling assembly of the third edge rolling mechanism is used for rolling the edge of the piece to be rolled from the third bending angle to a final edge rolling angle so as to finish edge rolling of the piece to be rolled; wherein, the first bend angle, the second bend angle, the third bend angle and the angle of final border angle reduces in proper order.