CN116692142A

CN116692142A - Winding packaging equipment

Info

Publication number: CN116692142A
Application number: CN202310782502.3A
Authority: CN
Inventors: 孙彦伟
Original assignee: 3q Wire & Cable Co ltd
Current assignee: 3q Wire & Cable Co ltd
Priority date: 2023-06-28
Filing date: 2023-06-28
Publication date: 2023-09-05

Abstract

The application relates to the field of goods packaging, in particular to winding packaging equipment which comprises a rotary table for placing an object to be packaged and driving the object to be packaged to rotate, a film vertically moving and discharging main body which is positioned on one side of the rotary table and used for packaging four vertical sides of the object to be packaged, wherein one side of the rotary table is provided with a vertical rod, the vertical rod is provided with a frame plate which can be close to or far away from the top of the object to be packaged, the vertical rod is provided with a frame plate power source for driving the frame plate to move, the frame plate is fixedly connected with a film roll frame, the film roll frame is provided with a supporting piece for supporting a packaging film roll, the film roll frame is provided with a film discharging device for stably discharging the packaging film, the film roll frame is provided with a slitting device for slitting the discharged packaging film so that the slit packaging film falls on the top of the object to be packaged, and the frame plate is provided with a heat sealing device which can heat the periphery of the film to be fixedly connected with the object to be packaged, so that the top of the object to be packaged does not need manual packaging of the packaging film, and the convenience is achieved.

Description

Winding packaging equipment

Technical Field

The application relates to the field of goods packaging, in particular to winding packaging equipment.

Background

The cable is coiled into a disc shape after being manufactured and packaged, then the cable in the disc shape is placed into a paper box, and then a layer of plastic film, such as PE film, is coated on the outer surface of the paper box, and the coating treatment is required for the left four vertical side surfaces and one top surface of the paper box except for the bottom surface of the paper box placed on the tray. The traditional film coating needs to be manually held to rotate around the paper box, so that the film coating is inconvenient, and automatic equipment capable of automatically coating the paper box with the film is needed.

The existing tray winding packaging machine with the publication number of CN111674596A is characterized in that goods are placed on a supporting plate to rotate so as to drive a film roll sleeved on an adjusting component to be released, and the adjusting component is vertically moved so that the film roll can fully wrap a paper box from bottom to top.

For the related art, after film coating is completed on four vertical sides of the carton, film coating is further required to be performed on the top of the carton manually, so that great inconvenience still exists in packaging of the carton.

Disclosure of Invention

In order to facilitate the film packaging process of the carton, the application provides a winding and packaging device.

The winding and packaging equipment provided by the application adopts the following technical scheme.

The utility model provides a winding equipment for packing, includes and supplies to wait to pack the article and place and drive and wait to pack article pivoted carousel, be located carousel one side and wait to pack four vertical sides of article and carry out the film of packing and erect and move and pay out the main part, carousel one side is equipped with the pole setting, and the pole setting is equipped with the cover frame board that can be close to or keep away from waiting to pack the goods top, and the pole setting is equipped with the cover frame board power supply that drives the cover frame board and remove, and cover frame board fixedly connected with membrane roll frame, membrane roll frame have to carry out the support piece that supports to the packaging film roll, membrane roll frame have with the stable film device of paying out of packaging film, membrane roll frame have to cut the packaging film of giving out so that cut the packaging film after falling in waiting to pack the cutting the device of goods top, cover frame board is equipped with can with the peripheral heating of film in order to fastening connection in waiting to pack the heat sealing device of goods.

Through adopting above-mentioned technical scheme, before the packing is accomplished to four vertical sides of the goods that wait to pack or after, the membrane roll on the support piece is released, then laminate in the goods top that wait to pack, cut the packaging film by cutting device again, then heat sealing device carries out the heat-seal to the packaging film periphery for the packaging film will wait to pack the goods top cladding, and can cover several layers of packaging film as required, no longer need the manual work to wait to pack the packaging film cladding at goods top, it is comparatively convenient.

Optionally, the film releasing device comprises a film clamping slider which is connected with the film winding frame in a sliding manner, a movable film clamping piece which is arranged on the film clamping slider and used for clamping the packaging film, a fixed film clamping piece which is arranged on one side of the film winding frame far away from the supporting piece and used for clamping the packaging film, and a slider power source which is arranged on the film winding frame and used for driving the film clamping slider to move.

Through adopting above-mentioned technical scheme for move the clamp membrane piece and with packaging film one end centre gripping and drive to decide clamp membrane piece department, make decide clamp membrane piece to packaging film one end centre gripping, then move clamp membrane piece and keep away from decide clamp membrane piece in order to form new one end centre gripping after cutting the packaging film, make packaging film can steadily emit at every turn in order to carry out effective cladding to the goods top.

Optionally, the double-layered membrane slider has offered two towards the fixed air outlet that presss from both sides the membrane spare and can send out the air current, and two air outlets one-to-one are located the upper and lower both sides of the film of passive double-layered membrane spare centre gripping.

Through adopting above-mentioned technical scheme for when the material of packaging film is comparatively soft, the gas outlet sends out the air current so that the packaging film is located the part that moves double-layered membrane piece towards fixed double-layered membrane piece one side can keep the level, in order to conveniently supply to decide double-layered membrane piece to press from both sides and get.

Optionally, the slitting device includes fixed connection in the frame is rolled up to the membrane and is close to the cutter arbor of support piece, sliding connection in the cutter arbor and be located the cutting knife that moves the clamp membrane piece towards fixed clamp membrane piece one side department to the packaging film and cut, locate the cutter arbor and drive the cutter power supply that the cutter removed.

Through adopting above-mentioned technical scheme for the cutter can be located movable clamp membrane piece towards fixed clamp membrane piece one side with the packaging film and cut.

Optionally, the plate groove that supplies the goods top of waiting to pack to get into is offered to the cover frame board, and heat sealing device includes sliding connection in the cover frame board in order to can get into the plate groove in and can the butt in the peripheral heat sealing piece that heats of packaging film, locates the cover frame board and drive the heat sealing piece power supply that the heat sealing piece removed.

Through adopting above-mentioned technical scheme for the bottom of the lamina groove can the butt be located the top surface part of waiting to pack goods in the packaging film, makes the packaging film be difficult for removing at will when the heat-seal piece butt carries out the heat-seal in the packaging film.

Optionally, the power pole fixedly connected with cover piece of heat-seal piece power supply has inserted the insert block in the cover piece, is equipped with the compression spring who forces the insert block to shift out the cover piece in the cover piece, and cover piece fixedly connected with prevents to insert the end block that the piece breaks away from the cover piece, insert piece fixed connection in the heat-seal piece.

By adopting the technical scheme, when the periphery of the goods to be packaged is uneven, the compression spring can be adaptively stretched or shortened, so that the pressure applied by the heat sealing blocks is similar when the packaging film is subjected to heat sealing, and larger variation is not easy to occur.

Optionally, carousel sliding connection has four tray to support the piece in tray periphery, all is equipped with the goods that can support in waiting to pack the bottom of goods on every tray to support the piece, and carousel one side is equipped with the fixed peripheral seat of position, and peripheral seat is equipped with the piece power supply that supports that drives tray and support the piece and remove.

Through adopting above-mentioned technical scheme for after fork truck places the tray on the carousel, four tray butt pieces butt in four sides of tray, four sides of goods on the tray are supported in the goods butt piece butt, make to pack the goods and can just to the cover frame board, make to pack the goods top and can stabilize and get into to the board inslot.

Optionally, the power pole of supporting the piece power supply can dismantle and be connected with the inserted bar, and inserted bar sliding connection has arc one end to peg graft in the tray and supports the hemisphere post of piece, and the inside push spring that forces hemisphere post to break away from the inserted bar that is equipped with of inserted bar, and the inserted bar is equipped with the anticreep piece that can keep hemisphere post to be located the inserted bar.

By adopting the technical scheme, after the tray supporting block moves in place, the supporting block power source drives the inserted link to reset, the tray supporting block is reset together due to the hemispherical columns, after the tray supporting block is reset, the inserted link continues to reset, and at the moment, the tray supporting block can not move along with the inserted link, so that the pushing spring compresses, the inserted link is separated from the tray supporting block, the follow-up turntable can smoothly rotate, and a more expensive conductive slip ring is not required to be arranged to supply power and control the supporting block power source.

Optionally, the goods support the piece and support the piece along the tray that corresponds and support piece direction of movement sliding connection in the tray that corresponds and support the piece, the tray supports the piece internal rotation and is connected with and support the piece lead screw, supports the piece lead screw and wears to establish and threaded connection in the goods and support the piece, and the tray supports the piece and rotates to be connected with coaxial fixedly connected with in the carousel that supports the piece lead screw.

By adopting the technical scheme, when the length and width specifications of the goods to be packaged are changed, the tray supporting block can be adjusted adaptively.

Optionally, the pole setting includes fixed pole, sliding connection in the lifter of fixed pole, locates the lifter and drives the lifter and remove in order to adjust the lifter power supply of interval between cover frame plate and the carousel.

Through adopting above-mentioned technical scheme for after the cargo height specification that waits to pack changes, can adjust the height of lifter, so that the stroke of cover frame board power supply need not change.

In summary, the present application includes at least one of the following beneficial effects:

1. the packaging film is used for coating the top of the goods to be packaged, and a plurality of layers of packaging films can be covered according to the needs, so that the packaging film coating of the top of the goods to be packaged is not needed manually, and the packaging film packaging machine is convenient;

2. the goods to be packaged can be opposite to the frame plates, so that the tops of the goods to be packaged can stably enter the plate grooves.

Drawings

FIG. 1 is a schematic diagram of the structure of the present application;

FIG. 2 is a schematic top view of a film roll stand with its middle cut away;

FIG. 3 is a schematic view of a bottom view, partially in section, of a frame plate;

FIG. 4 is an enlarged view at A in FIG. 3;

FIG. 5 is a schematic view of a partially cut-away construction of a pallet jack and a cargo jack;

fig. 6 is an enlarged view at B in fig. 5.

Reference numerals illustrate: 1. a turntable; 2. the film is vertically moved out of the main body; 21. a lifting rod power source; 22. sleeving blocks; 23. an insert block; 24. a compression spring; 25. an end block; 26. a membrane penetrating opening; 27. an inner block; 28. a column block; 29. a support; 3. a vertical rod; 31. a block-resisting power source; 32. a rod; 33. hemispherical columns; 34. a pushing spring; 35. an anti-falling block; 36. a block-abutting screw rod; 37. a turntable; 38. a fixed rod; 39. a lifting rod; 4. a frame plate; 41. a cutter; 42. a cutter power source; 43. a plate groove; 44. heat sealing blocks; 45. a heat sealing block power source; 46. a frame plate power source; 47. the tray supports the block; 48. the goods support blocks; 49. a peripheral seat; 5. a film roll frame; 51. a film releasing device; 52. a slitting device; 53. a heat sealing device; 54. a film clamping slide block; 55. a movable film clamping piece; 56. a fixed film clamping piece; 57. a slider power source; 58. an air outlet; 59. a cutter bar.

Detailed Description

The present application will be described in further detail with reference to the accompanying drawings.

The embodiment of the application discloses winding and packaging equipment, which comprises a horizontal turntable 1, wherein the upper surface of the turntable 1 is provided for a tray to be placed, the surface of one side of the periphery of the turntable 1 is provided with a film vertically moving and discharging main body 2, so that after one end of a vertical packaging film roll is fixed on a goods, the turntable 1 starts to rotate, and simultaneously the vertical film roll slowly vertically moves, so that the vertical side surface of the goods to be packaged on the tray is continuously wound with a film.

Referring to fig. 1 and 2, a vertical rod 3 is installed at one side of the turntable 1 far from the film vertical movement discharging body 2, the vertical rod 3 comprises a fixed rod 38 fixedly connected to the ground, the upper end of the fixed rod 38 is inserted in the vertical direction and is slidably connected with a lifting rod 39, the fixed rod 38 is fixedly connected with a lifting rod power source 21 fixedly connected with the lifting rod 39, and the lifting rod power source 21 can be a stroke-adjustable cylinder or a combination of a motor and a screw rod, so that the lifting rod 39 can be adaptively adjusted according to different heights of goods to be packaged. The lifting rod 39 is L-shaped, the vertical section of the lifting rod 39 is connected with the fixed rod 38, a sleeve frame plate power source 46 is arranged on the upper surface of the horizontal section of the lifting rod 39, the sleeve frame plate power source 46 can be a cylinder with a fixed stroke and a guide rod, the bottom end of the power rod of the sleeve frame plate power source 46 is fixedly connected with a sleeve frame plate 4 which is horizontal, two opposite side surfaces of the sleeve frame plate 4 are fixedly connected with the same film roll frame 5, the height of the film roll frame 5 is lower than that of the sleeve frame plate 4, two supporting pieces 29 are detachably connected to one side of the film roll frame 5 close to the fixed rod 38, two supporting pieces 29 are sleeved at two ends of a packaging film roll for wrapping the top of a to-be-packaged goods in a one-to-one correspondence manner, one end of the supporting pieces 29 are spliced in a packaging film roll, and the axial direction of the supporting pieces 29 is consistent with the length direction of the side edge of the film roll frame 5 close to the fixed rod 38.

Referring to fig. 2, a film roll frame 5 is provided with a film releasing device 51 for stably releasing packaging films, the film releasing device 51 comprises film clamping sliders 54 which are slidably connected to vertical inner walls on two opposite sides of the film roll frame 5, the film clamping sliders 54 horizontally and radially move along a supporting piece 29, the width direction of the film clamping sliders 54 is consistent with the moving direction of the film clamping sliders, the film roll frame 5 is provided with a slider power source 57 for driving the film clamping sliders 54 to stably move, and the slider power source 57 can be an electric cylinder or a combination of a motor and a screw rod so as to accurately and stably drive the film clamping sliders 54 to move. The vertical side surface of the film clamping slider 54, which faces the supporting member 29, is detachably connected with a movable film clamping member 55, the movable film clamping member 55 can be a pneumatic finger, and one movable film clamping member 55 can be arranged at two ends of the film clamping slider 54 in the length direction so as to respectively clamp two sides of the packaging film in the width direction. The vertical side of the film clamping slider 54 facing away from the movable film clamping member 55 is provided with a film penetrating opening 26 through which the packaging film passes. Two fixed clamping film pieces 56 are detachably connected to one side, far away from the supporting piece 29, of the film roll frame 5, the fixed clamping film pieces 56 can be pneumatic fingers, and the two fixed clamping film pieces 56 correspond to the two movable clamping film pieces 55 one by one.

Referring to fig. 2, two air outlets 58 are provided on the vertical side of the film clamping slider 54 facing the fixed film clamping member 56, the film penetrating opening 26 is located between the two air outlets 58, the air outlets 58 are communicated with an external positive pressure pump, so that the air outlets 58 can send out air flow to enable the packaging film to keep a state approaching to a horizontal state, so that the film clamping slider 54 drives one end of the packaging film to move to the fixed film clamping member 56 and clamped by the fixed film clamping member 56, after the fixed film clamping member 56 clamps one end of the packaging film, the film clamping slider 54 resets, so that the movable film clamping member 55 clamps the part of the packaging film, which is close to the supporting member 29, and a new end is formed after the subsequent packaging film is cut, and the packaging film can be clamped by the passive film clamping member 55.

Referring to fig. 2, the film roll frame 5 is provided with a slitting device 52 for slitting the released packaging film so that the slit packaging film falls on the top of the goods to be packaged, the slitting device 52 comprises a cutter bar 59 fixedly connected to the lower surface of the film roll frame 5 and being vertical, the cutter bar 59 is close to the supporting member 29, the cutter bar 59 is slidably connected with a cutter 41 in the vertical direction, the upper portion of the cutter bar 59 is detachably connected with a cutter power source 42, and the cutter power source 42 can be an air cylinder to drive the cutter 41 to vertically move upwards to slit the packaging film.

Referring to fig. 3, a plate groove 43 is formed in the lower surface of the frame sleeve plate 4, the top of the goods to be packaged is provided for entering the plate groove 43, the opening area of the plate groove 43 is larger than the top surface area of the goods to be packaged, and the frame sleeve plate 4 moves downwards after the packaging film is cut, so that the packaging film can be pressed on the top surface of the goods to be packaged by the horizontal inner wall of the plate groove 43. The frame plate 4 is provided with a heat sealing device 53 capable of heating the periphery of the film to be fastened and connected to the goods to be packaged, the heat sealing device 53 comprises a heat sealing block 44 which is horizontally and slidably connected to the frame plate 4 and a part of which is positioned in the plate groove 43, and an electric heating member is arranged in the heat sealing block 44, so that the heat sealing block 44 heats the packaging film to be heat-sealed to the upper part of the vertical side face of the goods to be packaged when contacting the periphery of the packaging film. The number of the heat-sealing blocks 44 is four, each heat-sealing block 44 corresponds to a vertical side face of the goods to be packaged, the four heat-sealing blocks 44 are arranged outside the frame plate 4, and the heat-sealing block power sources 45 are respectively arranged, and the heat-sealing block power sources 45 can be air cylinders.

Referring to fig. 3 and 4, each heat-seal block power source 45 is fixedly connected with a sleeve block 22 which is slidably connected in the sleeve frame plate 4, the sleeve block 22 is sleeved with an insertion block 23 towards one side of a close heat-seal block 44, the insertion block 23 is fixedly connected with the heat-seal block 44, a compression spring 24 is placed in the sleeve block 22, the compression spring 24 forces the insertion block 23 to separate from the sleeve block 22, one end of the insertion block 23 located in the sleeve block 22 is integrally formed with an inner block 27, the inner block 27 is slidably connected with the inner wall of the sleeve block 22, one end of an opening of the sleeve block 22 is fixedly connected with an end block 25, the insertion block 23 is arranged on the end block 25 in a penetrating manner, the inner block 27 can abut against the end block 25, so that the insertion block 23 is not easy to separate from the sleeve block 22, the compression spring 24 is compressed due to the movement of a given stroke of the heat-seal block power source 45, and when the heat-seal block 44 abuts against a goods to be packaged in a rugged position, the pressure value applied to a packaging film by the heat-seal block 44 is small.

Referring to fig. 1 and 5, four tray supporting blocks 47 are slidably connected to the upper surface of the turntable 1, and the four tray supporting blocks 47 can be in one-to-one correspondence with four vertical sides of the tray, so that the tray placed on the turntable 1 is moved to a designated position. The upper portion of each tray supporting block 47 is slidably connected with a cargo supporting block 48 along the respective moving direction, the cargo supporting blocks 48 can be L-shaped, the horizontal sections of the cargo supporting blocks 48 are slidably connected with the tray supporting blocks 47, and the vertical sections of the cargo supporting blocks 48 are abutted to the bottom of the vertical side faces of the cargoes to be packaged, so that the cargoes to be packaged on the tray can be moved to the designated positions, and the cargoes to be packaged are aligned with the plate grooves 43. The tray supporting block 47 is rotationally connected with the supporting block screw rod 36 which is in threaded connection with the horizontal section of the goods supporting block 48, the vertical side surface, away from the goods supporting block 48, of the tray supporting block 47 is rotationally connected with the rotary disc 37, and the rotary disc 37 is coaxially and fixedly connected with the supporting block screw rod 36, so that after the length and width specifications of the goods to be packaged are changed, the position of the goods supporting block 48 relative to the tray supporting block 47 can be adjusted adaptively.

Referring to fig. 5 and 6, a peripheral seat 49 is disposed on the ground around the turntable 1, the peripheral seat 49 is detachably connected with a supporting block power source 31 corresponding to each tray supporting block 47, the supporting block power source 31 can be an air cylinder, a power rod of the supporting block power source 31 is detachably connected with an inserting rod 32, the inserting rod 32 is inserted into a vertical side surface of the tray supporting block 47 away from a corresponding goods supporting block 48, the inserting rod 32 is inserted into one end circumferential outer wall of the tray supporting block 47 and is slidably connected with a hemispherical column 33, the hemispherical column 33 can move along the vertical direction, and one hemispherical end of the hemispherical column 33 can be exposed out of the inserting rod 32 and inserted into the tray supporting block 47. The push spring 34 is placed inside the inserted link 32, the hemispherical column 33 is forced to be exposed out of the inserted link 32 by the push spring 34, the column block 28 is integrally formed at one end of the hemispherical column 33 in the inserted link 32, and the inserted link 32 is fixedly connected with the anti-drop block 35 which can be abutted to the column block 28, so that a part of the hemispherical column 33 is always positioned in the inserted link 32.

When the inserting rod 32 pushes the tray supporting block 47 to move to the designated position, the inserting rod 32 is reset, so that the tray supporting block 47 is driven to reset, and when the tray supporting block 47 moves to the position on the turntable 1, which cannot move, the inserting rod 32 continues to move, so that the hemispherical pillar 33 is completely retracted into the inserting rod 32, and the inserting rod 32 is separated from the tray supporting block 47, so that the turntable 1 can smoothly rotate.

The implementation principle of the winding and packaging equipment provided by the embodiment of the application is as follows: the fork truck places the tray on carousel 1, then supports piece power supply 31 and drives the tray and support piece 47 and remove towards the tray for the tray and the goods that wait to pack that are located on the tray can be in a appointed position, then carry out the cladding of the top packaging film of waiting to pack the goods and the cladding of the vertical side packaging film of waiting to pack the goods in proper order as required.

When the top packaging film of the goods to be packaged is wrapped, firstly, the film clamping sliding block 54 moves to enable the movable film clamping piece 55 to drive one end of the packaging film to move to the fixed film clamping piece 56, the fixed film clamping piece 56 clamps one end of the packaging film, then the film clamping sliding block 54 resets until the movable film clamping piece 55 passes through the cutter 41, then the movable film clamping piece 55 clamps the packaging film, then the frame plate 4 moves downwards together with the film winding frame 5, the bottom surface of the packaging film is attached to the top of the goods to be packaged, then the cutter 41 moves upwards, the part of the packaging film, which is located on one side of the movable film clamping piece 55 and is close to the fixed film clamping piece 56, is cut, then the fixed film clamping piece 56 releases the clamping of the packaging film, the frame plate 4 moves downwards, the top of the goods to be packaged enters into the plate groove 43 and is abutted to the horizontal inner wall of the plate groove 43, and then the four heat sealing blocks 44 face the periphery of the packaging film to the vertical side of the goods to be packaged, so that the periphery of the packaging film is fixed on the upper part of the goods to be packaged. And the above process can be repeated several times as needed to cover several layers of packaging films.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims

1. The utility model provides a winding equipment for packing, includes that supplies to wait to pack article place and drive to wait to pack article pivoted carousel (1), is located carousel (1) one side and wait to pack four vertical sides of article and move perpendicularly and play main part (2), its characterized in that: carousel (1) one side is equipped with pole setting (3), pole setting (3) are equipped with can be close to or keep away from sleeve frame board (4) at packing goods top, pole setting (3) are equipped with sleeve frame board power supply (46) that drive sleeve frame board (4) removed, sleeve frame board (4) fixedly connected with membrane roll up frame (5), membrane roll up frame (5) are equipped with support piece (29) that support the packaging film roll up, membrane roll up frame (5) are equipped with put membrane device (51) with the packaging film is steadily to be released, membrane roll up frame (5) are equipped with and cut the packaging film of giving off so that the packaging film after cutting falls in cutting device (52) at packing goods top, sleeve frame board (4) are equipped with can with peripheral heating of film in order to fastening connection in heat sealing device (53) of packing goods.

2. A wrapping and packaging apparatus as claimed in claim 1 wherein: the film releasing device (51) comprises a film clamping slider (54) which is connected to the film winding frame (5) in a sliding mode, a movable film clamping piece (55) which is arranged on the film clamping slider (54) and used for clamping packaging films, a fixed film clamping piece (56) which is arranged on one side, far away from the supporting piece (29), of the film winding frame (5) and used for clamping the packaging films, and a slider power source (57) which is arranged on the film winding frame (5) and used for driving the film clamping slider (54) to move.

3. A wrapping and packaging apparatus as claimed in claim 2 wherein: the film clamping slide block (54) is provided with two air outlets (58) which face the fixed film clamping piece (56) and can send out air flow, and the two air outlets (58) are located on the upper side and the lower side of the film clamped by the driven film clamping piece (55) in a one-to-one correspondence mode.

4. A wrapping and packaging apparatus as claimed in claim 2 wherein: the slitting device (52) comprises a cutter bar (59) fixedly connected to the film roll frame (5) and close to the supporting piece (29), a cutter (41) slidably connected to the cutter bar (59) and used for slitting the packaging film at one side of the movable film clamping piece (55) towards the fixed film clamping piece (56), and a cutter power source (42) arranged on the cutter bar (59) and used for driving the cutter (41) to move.

5. A wrapping and packaging apparatus as claimed in claim 1 wherein: the heat sealing device is characterized in that the frame plate (4) is provided with a plate groove (43) for allowing the top of the goods to be packaged to enter, the heat sealing device (53) comprises a heat sealing block (44) which is connected in the frame plate (4) in a sliding mode to enter the plate groove (43) and can be abutted to the periphery of the packaging film to heat, and a heat sealing block power source (45) which is arranged on the frame plate (4) and drives the heat sealing block (44) to move.

6. A wrapping and packaging apparatus as claimed in claim 5 wherein: the power rod of the heat sealing block power source (45) is fixedly connected with a sleeve block (22), an insertion block (23) is inserted into the sleeve block (22), a compression spring (24) for forcing the insertion block (23) to move out of the sleeve block (22) is arranged in the sleeve block (22), the sleeve block (22) is fixedly connected with an end block (25) for preventing the insertion block (23) from separating from the sleeve block (22), and the insertion block (23) is fixedly connected with the heat sealing block (44).

7. A wrapping and packaging apparatus as claimed in claim 5 wherein: the rotary table (1) is slidably connected with four tray supporting blocks (47) which can be abutted to the periphery of the tray, each tray supporting block (47) is provided with a goods supporting block (48) which can be abutted to the bottom of a to-be-packaged goods, one side of the rotary table (1) is provided with a peripheral seat (49) with fixed positions, and the peripheral seat (49) is provided with a supporting block power source (31) for driving the tray supporting blocks (47) to move.

8. A wrapping and packaging apparatus as claimed in claim 7 wherein: the power rod of the supporting block power source (31) is detachably connected with a plug rod (32), one arc-shaped end of the plug rod (32) is connected with a hemispherical column (33) which can be inserted into the tray supporting block (47) in a sliding mode, a pushing spring (34) which forces the hemispherical column (33) to separate from the plug rod (32) is arranged inside the plug rod (32), and the plug rod (32) is provided with an anti-falling block (35) which can keep the hemispherical column (33) located in the plug rod (32).

9. A wrapping and packaging apparatus as claimed in claim 7 wherein: the goods support piece (48) is connected to the corresponding tray support piece (47) in a sliding mode along the moving direction of the corresponding tray support piece (47), the tray support piece (47) is connected with a support piece lead screw (36) in a rotating mode, the support piece lead screw (36) is arranged in a penetrating mode and connected to the goods support piece (48) in a threaded mode, and the tray support piece (47) is connected with a rotary disc (37) which is connected to the support piece lead screw (36) in a coaxial and fixed mode in a rotating mode.

10. A wrapping and packaging apparatus as claimed in claim 1 wherein: the vertical rod (3) comprises a fixed rod (38), a lifting rod (39) which is connected with the fixed rod (38) in a sliding mode, and a lifting rod power source (21) which is arranged on the fixed rod (38) and drives the lifting rod (39) to move so as to adjust the distance between the sleeve frame plate (4) and the rotary table (1).