CN215980322U

CN215980322U - Cloth wrapping equipment

Info

Publication number: CN215980322U
Application number: CN202122540577.XU
Authority: CN
Inventors: 吴庆乐; 付华荣; 李清平
Original assignee: Dongguan Gaobeirui Automation Technology Co ltd
Current assignee: Dongguan Gaobeirui Automation Technology Co ltd
Priority date: 2021-10-21
Filing date: 2021-10-21
Publication date: 2022-03-08
Anticipated expiration: 2031-10-21

Abstract

The utility model discloses a cloth wrapping device which comprises a folding device, wherein the folding device comprises a top plate and an annular driving plate; the top plate is provided with a through hole for the profile modeling jig to pass through, a plurality of first sliding grooves are circumferentially arrayed on the side surface of the top plate close to the annular driving plate around the through hole, and a flanging block is slidably mounted in each first sliding groove; the annular driving plate is provided with second sliding grooves which correspond to the first sliding grooves one by one, all the second sliding grooves are arranged around the circumference of the through hole in an array mode, the second sliding grooves are staggered with the corresponding first sliding grooves, and the edge folding blocks are fixedly connected with cylindrical bulges extending into the second sliding grooves; the one end that the hem piece is close to the through-hole is provided with the hem cambered surface, and when annular drive plate was driven and was rotated around the through-hole, annular drive plate drove cylindric arch and rotates around the through-hole, and cylindric arch drove the hem piece and slides along first spout to make the hem cambered surface be close to the center pin of through-hole. The wrapping cloth equipment of this embodiment can effectively reduce the produced wrapping cloth pincher trees of hem in-process.

Description

Cloth wrapping equipment

Technical Field

The utility model relates to the field of cloth wrapping equipment, in particular to cloth wrapping equipment.

Background

In the wrapping equipment, when wrapping the end part of a hemispherical workpiece or a cylindrical workpiece, the wrapping cloth needs to be folded to fold the side edge of the wrapping cloth to the end part surface of the workpiece, and then the heating block is used for heating to attach the side edge of the wrapping cloth to the end part surface of the workpiece.

The conventional cloth wrapping equipment comprises a profiling jig for bearing a workpiece and a folding device arranged around the profiling jig; the flanging device comprises a plurality of cylinders arranged around the circumference array of the profiling jig, a flanging block is arranged on a telescopic shaft of each cylinder, and the top end face of each flanging block is slightly lower than the bottom side face of the profiling jig. When the wrapping cloth needs to be folded, each cylinder needs to drive one folding block to fold the wrapping cloth on the periphery of the workpiece to the end face of the workpiece, and each cylinder is responsible for folding within a set angle range.

The prior art has the following technical defects: the fewer the cylinders are arranged, the larger the angle between the stretching directions (namely the moving directions of the edge folding blocks) between different cylinders is, the different friction directions of the adjacent edge folding blocks to the wrapping cloth cause that the wrapping cloth on the side surface of a workpiece between the adjacent edge folding blocks is easy to wrinkle in the edge folding process, and the quality of the wrapping cloth is reduced and even defective products are formed; the more the cylinders are arranged, the more the cylinders are difficult to completely act, so that wrinkles are easily formed on the side surface of a workpiece in the cloth wrapping process, particularly the wrinkles are formed on the cloth between two folding edge blocks, and the action consistency of the cylinders needs to be strictly controlled; furthermore, the more cylinders, the higher the cost of the hemming device.

In view of this, it is necessary to design a cloth wrapping apparatus, which not only can effectively improve the quality of the folded edge, but also can effectively reduce the cost of the cloth wrapping apparatus.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide more cylinders, which not only can effectively improve the edge folding quality, but also can effectively reduce the cost of cloth wrapping equipment.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the cloth wrapping equipment comprises a folding device, wherein the folding device comprises a top plate, an annular driving plate and a folding block;

the top plate is provided with a through hole for a profiling jig to pass through, a plurality of first sliding grooves are circumferentially arrayed on the side surface, close to the annular driving plate, of the top plate, and each first sliding groove is connected with one flanging block in a sliding mode;

the annular driving plate is provided with second sliding grooves which correspond to the first sliding grooves one to one, all the second sliding grooves are arranged around the circumference of the through hole in an array mode, the second sliding grooves are staggered with the corresponding first sliding grooves, and the folding block is fixedly connected with cylindrical bulges extending into the second sliding grooves;

one end, close to the through hole, of the edge folding block is provided with an edge folding arc surface, when the annular driving board is driven to rotate around the through hole, the annular driving board drives the cylindrical protrusion to rotate around the through hole, and the cylindrical protrusion drives the edge folding block to slide along the first sliding groove, so that the edge folding arc surface is close to the central axis of the through hole;

all the flanging cambered surfaces can be combined to form a circumferential surface.

Optionally, the first sliding groove is a rectangular sliding groove, the edge folding block is provided with a rectangular protrusion extending into the first sliding groove, and the rectangular protrusion has two opposite side surfaces; the two opposite side surfaces of the rectangular protrusion are respectively attached to the two opposite side groove walls of the first sliding groove.

Optionally, the hemming block has a first side surface and a second side surface, the first side surface and the second side surface are respectively arranged at two sides of the hemming arc surface, and the first side surface and the second side surface are both adjacent to the hemming arc surface;

when all the flanging cambered surfaces are combined to form a circumferential surface, the first side surface of one flanging block is attached to the second side surface of the other adjacent flanging block.

Optionally, the cloth wrapping apparatus further includes a bottom plate, the bottom plate and the top plate form a housing for mounting the annular driving plate, an open slot is formed in a side surface of the housing, and the annular driving plate is provided with a driving handle extending along the open slot;

the cloth wrapping equipment further comprises a driving cylinder for driving the annular driving plate to rotate around the through hole, and a telescopic shaft of the driving cylinder is fixedly connected with the driving handle;

the bottom plate is provided with a hollow area for the profiling jig (100) to pass through.

Optionally, the cloth wrapping equipment further comprises a base, and the bottom plate is fixed on the base;

the base still is provided with first lift cylinder, install on the telescopic shaft of lift cylinder and be used for bearing the work piece the profile modeling tool, first lift cylinder is used for driving the profile modeling tool is followed the through-hole removes.

Optionally, the cloth pasting device further comprises a cloth pasting assembly arranged on the base, the cloth pasting assembly comprises a second lifting cylinder and a pasting head arranged on a telescopic shaft of the second lifting cylinder, the pasting head is sleeved on the first lifting cylinder, and an annular pasting part used for enabling cloth to be abutted to the inner side wall of the workpiece is arranged at the position, close to the top of the profiling jig, of the pasting head;

and the telescopic shaft of the second lifting cylinder is parallel to the axis of the through hole.

Optionally, a heating device is arranged in the fitting head.

Optionally, the cylinder body of the driving cylinder is hinged to the base.

Optionally, a positioning protrusion is arranged on the outer side surface of the fitting head, and a positioning groove is formed in the edge folding block corresponding to the positioning protrusion;

the positioning groove is arranged on the lower side surface of one end of the through hole, into which the flanging block extends.

Optionally, the profiling jig is provided with an adsorption hole for adsorbing a workpiece, and the top surface of the profiling jig is a convex hemispherical surface.

Compared with the prior art, the utility model has the following beneficial effects:

in the embodiment, through the ingenious structural arrangement, the annular driving plate can drive the plurality of flanging blocks to carry out flanging synchronously, so that the plurality of flanging blocks carry out flanging synchronously to reduce the wrinkling condition of the wrapping cloth on the side face of the workpiece; moreover, the ingenious structure of the annular driving plate does not need to be provided with a plurality of cylinders, and the cost of the cloth wrapping equipment can be effectively reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

The structure, proportion, size and the like shown in the drawings are only used for matching with the content disclosed in the specification, so that the person skilled in the art can understand and read the description, and the description is not used for limiting the limit condition of the implementation of the utility model, so the method has no technical essence, and any structural modification, proportion relation change or size adjustment still falls within the scope of the technical content disclosed by the utility model without affecting the effect and the achievable purpose of the utility model.

FIG. 1 is a schematic top view of a hemming device according to an embodiment of the present invention;

FIG. 2 is a schematic exploded sectional view of a hemming device according to an embodiment of the present invention;

FIG. 3 is an exploded view of a hemming device provided in an embodiment of the present invention;

FIG. 4 is an exploded view of another downward view of the hemming device provided in an embodiment of the utility model;

FIG. 5 is a schematic top view of a wrapping apparatus according to an embodiment of the present invention;

FIG. 6 is a schematic sectional view taken along line B-B in FIG. 5;

FIG. 7 is an enlarged schematic view of position A of FIG. 6;

fig. 8 is an exploded view of an upper jig, a profiling jig, a workpiece and a bonding head according to an embodiment of the present invention.

Illustration of the drawings: 100. profiling fixtures; 101. mounting a jig; 102. a workpiece; 103. wrapping cloth; 1. a flanging device; 10. a through hole; 11. a top plate; 111. a first chute; 12. an annular drive plate; 121. a second chute; 122. a drive handle; 13. a flanging block; 131. folding the arc surface; 132. a positioning groove; 133. a rectangular protrusion; 14. a base plate; 141. an open slot; 2. a driving cylinder; 3. a base; 4. a first lifting cylinder; 5. a patch assembly; 51. a second lifting cylinder; 52. fitting the head; 53. an annular attaching portion; 521. and a positioning projection.

Detailed Description

In order to make the objects, features and advantages of the present invention more apparent and understandable, the embodiments of the present invention will be described in detail and completely with reference to the accompanying drawings, and it is to be understood that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. It should be noted that when one component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present.

The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.

The embodiment of the utility model provides a cloth wrapping device, which not only can effectively improve the edge folding effect and prevent the wrapping cloth from forming wrinkles, but also can effectively reduce the device cost.

Referring to fig. 1 to 8, the cloth wrapping apparatus includes a folding device 1, the folding device 1 includes a top plate 11, an annular driving plate 12 and a folding block 13;

a through hole 10 for the profile modeling jig 100 to pass through is formed in the side surface, close to the top plate 11, of the top plate 11, a plurality of first sliding grooves 111 are circumferentially arrayed around the through hole 10 on the side surface, close to the annular driving plate 12, of the top plate 11, and each first sliding groove 111 is connected with a flanging block 13 in a sliding mode;

the annular driving plate 12 is provided with second sliding grooves 121 which correspond to the first sliding grooves 111 one by one, all the second sliding grooves 121 are circumferentially arrayed around the through hole 10, the second sliding grooves 121 are staggered with the corresponding first sliding grooves 111, and the edge folding block 13 is fixedly connected with cylindrical protrusions extending into the second sliding grooves 121;

one end of the flanging block 13 close to the through hole 10 is provided with a flanging cambered surface 131, when the annular driving plate 12 is driven to rotate around the through hole 10, the annular driving plate 12 drives the cylindrical protrusion to rotate around the through hole 10, and the cylindrical protrusion drives the flanging block 13 to slide along the first sliding groove 111, so that the flanging cambered surface 131 is close to the central axis of the through hole 10;

all of the hem arcs 131 can be combined to form a circumferential surface.

It should be noted that, the shape of the second sliding slot 121 is not limited in this embodiment, the second sliding slot 121 may be a rectangular slot, or may also be a groove with an arc-shaped trend, as long as when the annular driving plate 12 rotates, the side wall of the second sliding slot 121 can force the cylindrical protrusion to drive the hemming block 13 to slide along the first sliding slot 111.

In this embodiment, a bowl-shaped workpiece 102 is taken as an example, the workpiece 102 is positioned and placed on the profiling jig 100, the wrapping cloth 103 covers the workpiece 102, and the lower side of the wrapping cloth 103 is lower than the bottom side of the workpiece 102; the workpiece 102 is positioned in the through hole, the first lifting cylinder 4 lifts the workpiece 102 to a set height along the through hole 10, so that the lower side surface of the workpiece 102 is slightly higher than the top side surface of the flanging block 13;

when the annular driving plate 12 is driven to rotate around the through hole 10, the annular driving plate 12 drives the cylindrical protrusion to rotate around the through hole 10, and the cylindrical protrusion moves in the second sliding groove 121 to drive the edge folding block 13 to slide along the first sliding groove 111, so that the edge folding arc surface 131 approaches to the central axis of the through hole 10, the lower side edge of the wrapping cloth 103 is pushed to the bottom side surface of the workpiece 102, and the lower side edge of the wrapping cloth 103 is attached to the bottom side surface of the workpiece 102.

It is worth to be noted that the plurality of hemming blocks 13 are driven by the annular driving plate 12 to synchronously move, that is, the plurality of hemming blocks 13 simultaneously approach to the axis of the through hole 10 or simultaneously get away from the axis of the through hole 10, so that wrinkles generated on the wrapping cloth 103 on the side surface of the workpiece 102 can be effectively reduced. In addition, in the embodiment, only one driving device capable of driving the annular driving plate 12 to rotate around the axis of the through hole 10 is needed, a plurality of cylinders are not needed, the synchronous driving of the plurality of cylinders is not needed to be strictly controlled, and the cost and the volume of the cloth wrapping equipment can be reduced on the premise of effectively guaranteeing the quality of the cloth wrapping. It should be noted that, in this embodiment, more hemming blocks 13 may be provided to reduce the angle difference between the friction directions of the adjacent hemming blocks 13 and the wrapping cloth 103 without worrying about the rapid increase of the production cost. It should also be noted that, since the volume occupied by the air cylinder is not required to be considered, the number of the folding blocks 13 can be set to be larger, so that the wrapping cloth 103 can be pushed more smoothly, and the wrapping cloth 103 can be prevented from being greatly wrinkled.

Optionally, the first sliding groove 111 is a rectangular sliding groove, the folding block 13 is provided with a rectangular protrusion 133 extending into the first sliding groove 111, and the rectangular protrusion 133 has two opposite side surfaces; the opposite side surfaces of the rectangular protrusion 133 are respectively attached to the opposite side groove walls of the first sliding groove 111.

Specifically, the hemming blocks 13 can only slide along the side groove walls of the first sliding groove 111, so that the moving direction of the hemming blocks 13 is limited, and the collision between two adjacent hemming blocks 13 is avoided.

Optionally, the hemming block 13 has a first side surface and a second side surface, the first side surface and the second side surface are respectively arranged at two sides of the hemming arc surface 131, and the first side surface and the second side surface are both adjacent to the hemming arc surface 131;

when all the hemming arc surfaces 131 are combined to form a circumferential surface, the first side surface of one hemming block 13 is attached to the second side surface of another adjacent hemming block 13.

It is noted that the arrangement of the first side and the second side, which defines the closest distance of the hem arc 131 from the axis of the through-hole 10, can prevent the hem arc 131 from penetrating into the inner cavity area of the bowl-shaped workpiece 102. Namely, the adjacent folding blocks 13 can be mutually positioned, and the situation that one folding block 13 is too large in stroke and the folding arc surface 131 is abutted against the other folding block 13, so that the folding block 13 is damaged is prevented.

Optionally, the wrapping device further comprises a bottom plate 14, the bottom plate 14 and the top plate 11 form a housing for mounting the annular driving plate 12, an open slot 141 is formed in a side surface of the housing, and the annular driving plate 12 is provided with a driving handle 122 extending along the open slot 141;

the cloth wrapping equipment further comprises a driving cylinder 2 for driving the annular driving plate 12 to rotate around the through hole 10, and a telescopic shaft of the driving cylinder 2 is fixedly connected with the driving handle 122;

the base plate 14 is provided with a hollowed-out area for the copying jig 100 to pass through.

Optionally, the annular drive plate 12 is rotatably mounted within the housing with the outer peripheral surface of the annular drive plate 12 abutting the inner peripheral surface of the housing to prevent the annular drive plate 12 from wandering. It is worth mentioning that the driving cylinder 2 drives the driving shaft 122 to rotate around the axis of the through hole 10, thereby driving the annular driving plate 12 to rotate.

Optionally, the cloth wrapping equipment further comprises a base 3, and the bottom plate 14 is fixed on the base 3;

the base 3 is further provided with a first lifting cylinder 4, a profiling jig 100 for bearing a workpiece 102 is mounted on a telescopic shaft of the lifting cylinder, and the first lifting cylinder 4 is used for driving the profiling jig 100 to move along the through hole 10.

Specifically, the first lifting cylinder 4 can control the height of the copying jig 100 so that the hemming device 1 can be adapted to hem the cloths 103 on different workpieces 102.

Optionally, the cloth wrapping equipment further comprises a cloth sticking assembly 5 mounted on the base 3, the cloth sticking assembly 5 comprises a second lifting cylinder 51 and a sticking head 52 mounted on a telescopic shaft of the second lifting cylinder 51, the sticking head 52 is sleeved on the first lifting cylinder 4, and an annular sticking part 53 for enabling the cloth to be abutted against the inner side wall of the workpiece 102 is arranged at the top of the sticking head 52 close to the profiling jig 100;

the telescopic shaft of the second elevation cylinder 51 is parallel to the axis of the through-hole 10.

Specifically, after the hemming device 1 completes hemming of the cloth 103, the annular attaching portion 53 is driven to rise to attach the end portion of the cloth 103 to the inner side surface of the workpiece 102. It should be noted that the folding arc 131 is located between the outer side and the inner side of the workpiece 102 so as not to obstruct the lifting of the annular attaching portion 53. In particular, the inner side of the workpiece 102 may be coated with glue.

Optionally, a glue layer melted by heating is arranged on the inner side surface of the workpiece 102, a heating device is arranged in the attaching head 52, when the annular attaching portion 53 attaches the end portion of the wrapping cloth 103 to the inner side surface of the workpiece 102, the heating device works to melt the glue layer, and the melted glue layer adheres the wrapping cloth 103 to the inner side surface of the workpiece 102 to complete fixing.

Alternatively, the cylinder body of the driving cylinder 2 is hinged to the base 3.

Optionally, a positioning protrusion 521 is disposed on the outer side surface of the attaching head 52, and a positioning groove 132 is disposed on the folding block 13 corresponding to the positioning protrusion 521;

the positioning groove 132 is disposed on the lower side of one end of the folding block 13 extending into the through hole 10.

Specifically, the attaching head 52 is driven to move upward, and positioning is completed when the positioning protrusion 521 abuts against the positioning groove 132.

Optionally, the profiling fixture 100 is provided with an adsorption hole for adsorbing the workpiece 102, and the top surface of the profiling fixture 100 is a convex hemispherical surface. Specifically, the top surface of the profiling fixture 100 may be specifically configured according to the shape of the workpiece 102.

It should be noted that the wrapping cloth equipment further comprises an upper jig 101, and the wrapping cloth 103 is clamped between the upper jig 101 and the workpiece 102, so that the wrapping cloth 103 is prevented from deviating in the edge folding process. It should be noted that the upper fixture 101 can be moved by the robot so as not to interfere with the loading of the workpiece 102.

The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The cloth wrapping equipment is characterized by comprising a folding device (1), wherein the folding device (1) comprises a top plate (11), an annular driving plate (12) and a folding block (13);

the top plate (11) is provided with a through hole (10) for a profiling jig (100) to pass through, a plurality of first sliding grooves (111) are arrayed on the side surface, close to the annular driving plate (12), of the top plate (11) around the circumference of the through hole (10), and each first sliding groove (111) is connected with one flanging block (13) in a sliding mode;

the annular driving plate (12) is provided with second sliding grooves (121) which are in one-to-one correspondence with the first sliding grooves (111), all the second sliding grooves (121) are arranged in a circumferential array around the through hole (10), the second sliding grooves (121) are staggered with the corresponding first sliding grooves (111), and the edge folding block (13) is fixedly connected with cylindrical protrusions extending into the second sliding grooves (121);

one end, close to the through hole (10), of the flanging block (13) is provided with a flanging arc surface (131), when the annular driving plate (12) is driven to rotate around the through hole (10), the annular driving plate (12) drives the cylindrical protrusion to rotate around the through hole (10), and the cylindrical protrusion drives the flanging block (13) to slide along the first sliding groove (111), so that the flanging arc surface (131) is close to the central axis of the through hole (10);

all the flanging cambered surfaces (131) can be combined to form a circumferential surface.

2. A clothing wrapping device according to claim 1, wherein the first chute (111) is a rectangular chute, the hemming block (13) being provided with a rectangular projection (133) extending into the first chute (111), the rectangular projection (133) having opposite sides; two opposite side surfaces of the rectangular protrusion (133) are respectively attached to two opposite side groove walls of the first sliding groove (111).

3. A clothing wrapping apparatus according to claim 1, wherein the hem block (13) has a first side and a second side, the first side and the second side being disposed on either side of the hem arc (131), and both the first side and the second side being adjacent to the hem arc (131);

when all the flanging cambered surfaces (131) are combined to form a circumferential surface, the first side surface of one flanging block (13) is attached to the second side surface of the other adjacent flanging block (13).

4. A wrapping apparatus according to claim 1, further comprising a bottom plate (14), wherein said bottom plate (14) and said top plate (11) form a housing for mounting said annular driving plate (12), and said housing has an open slot (141) opened at a side thereof, said annular driving plate (12) being provided with a driving handle (122) protruding along said open slot (141);

the cloth wrapping equipment further comprises a driving cylinder (2) for driving the annular driving plate (12) to rotate around the through hole (10), and a telescopic shaft of the driving cylinder (2) is fixedly connected with the driving handle (122);

the bottom plate (14) is provided with a hollow area for the profiling jig (100) to pass through.

5. A clothing wrapping apparatus according to claim 4, further comprising a base (3), the bottom plate (14) being secured to the base (3);

the base (3) is further provided with a first lifting cylinder (4), the telescopic shaft of the lifting cylinder is provided with the profiling jig (100) for bearing a workpiece, and the first lifting cylinder (4) is used for driving the profiling jig (100) to move along the through hole (10).

6. The cloth wrapping equipment according to claim 5, further comprising a cloth sticking assembly (5) installed on the base (3), wherein the cloth sticking assembly (5) comprises a second lifting cylinder (51) and a sticking head (52) installed on a telescopic shaft of the second lifting cylinder (51), the sticking head (52) is sleeved on the first lifting cylinder (4), and an annular sticking part (53) used for enabling cloth to be stuck on the inner side wall of the workpiece is arranged at the top of the sticking head (52) close to the profiling jig (100);

the telescopic shaft of the second lifting cylinder (51) is parallel to the axis of the through hole (10).

7. Cloth wrapping apparatus according to claim 6, characterised in that heating means are provided in the fitting head (52).

8. A wrapping device according to claim 5, characterized in that the cylinder of the driving cylinder (2) is hinged to the base (3).

9. The cloth wrapping equipment according to claim 6, characterized in that a positioning protrusion (521) is arranged on the outer side surface of the fitting head (52), and a positioning groove (132) is arranged on the hemming block (13) corresponding to the positioning protrusion (521);

positioning groove (132) set up in hem piece (13) stretches into on the downside of through-hole (10) one end.

10. The cloth wrapping equipment according to claim 5, wherein the profiling jig (100) is provided with an adsorption hole for adsorbing a workpiece, and the top surface of the profiling jig (100) is a convex hemispherical surface.