A heat shrink film packaging machine
By introducing a clamping transfer device and an auxiliary stabilization device into the heat shrink film packaging machine, the problem of product tipping during transportation is solved, the product is stably transferred between different mechanical components and maintained in an upright state, and the packaging efficiency and quality are improved.
Patent Information
- Application Number
- CN202310160441.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2023-02-21
- Publication Date
- 2025-09-05
- Estimated Expiration
- 2043-02-21
AI Technical Summary
During the transportation process of the existing heat shrink film packaging machine, the stacked products are prone to tipping over and cannot remain in an upright state.
The first clamping and transferring device and the second clamping and transferring device are used in combination with the auxiliary stabilizing device. Through the clamping and lifting mechanism, it is ensured that the product remains in an upright state during the transfer between different mechanical parts.
It effectively prevents stacked products from tipping over during transfer, ensures that the products remain stable during heat shrink film packaging, and improves packaging efficiency and quality.
Smart Images
Figure CN116119101B_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to the field of packaging machines, in particular to a heat shrink film packaging machine. Background Art
[0002] Heat shrink film packaging machines, also known as shrink wrappers (also known as shrink packaging machines, heat shrink machines, shrinking machines, and film wrapping machines), primarily wrap products in heat-shrinkable film and then heat it to shrink the film, tightly encasing the product. Heat shrink machines are widely used for packaging individual, collective, or combined products such as food, beverages, pharmaceuticals, daily chemicals, hardware, wood products, stationery, printed products, plastic products, glass products, and electronic components. Shrink-wrapped products not only look attractive and save packaging costs, but can also be used for promotional packaging, providing sealing, dustproofing, moisture-proofing, and theft prevention. Existing heat shrink film packaging machines stack products and then transport them sequentially via a conveyor belt to the film sealing and shrinking mechanism. To facilitate film coating and shrinking of the wrapped film, the stacked products must be held upright during transportation. However, due to the conveyor belt's high center of gravity, the stacked products are prone to tipping over during transportation. Summary of the Invention
[0003] The technical problem to be solved by the present invention is to address the deficiencies of the above-mentioned prior art.
[0004] A heat shrink film packaging machine is provided to prevent stacked products from tipping over during transfer and to keep them in an upright state.
[0005] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a heat shrink film packaging machine, comprising a frame, which is sequentially provided with an input mechanism, a film coating and sealing mechanism, a heat shrink mechanism and an output mechanism; a first placing table is provided on one side of the input mechanism, a stacking device is provided on the side of the first placing table perpendicular to the direction of the input mechanism, and a conveyor belt is provided on the side of the stacking device relative to the first placing table that is arranged perpendicular to the input mechanism; the characteristic of the invention is that a first clamping and transferring device for clamping and transferring the stacked products to the input mechanism is provided between the first placing table and the input mechanism, the input mechanism is provided with an auxiliary stabilizing device for preventing the stacked products on the input mechanism from tipping over, and a second clamping and transferring mechanism is provided between the film coating and sealing mechanism and the heat shrink mechanism.
[0006] The present invention with the above characteristics: the stacked products are transferred between different mechanical components through the first clamping and transferring device and the second clamping and transferring device, and the auxiliary stabilization device assists in stabilizing the stacked products on the transfer platform to prevent the stacked products from tipping over and keep them in an upright state.
[0007] The present invention is further configured as follows: a mounting bracket is provided on one side of the first placing table relative to the frame, the first clamping and transferring device includes a first transfer clamping plate arranged relatively, a first clamping cylinder arranged relatively and driving the first transfer clamping plate to move toward each other, a first lifting plate, a first lifting cylinder provided with a first lifting rod, a first lifting cylinder seat for installing the first lifting cylinder, a first guide rail seat provided with a first guide rail on one side, a first gearbox and a first synchronous wheel seat arranged at both ends of the end face of one side of the first guide rail seat relative to the first guide rail, and a first displacement driving motor coordinated with the first gearbox, each of the first clamping cylinders is vertically connected to the end face of the axially lower side of the first lifting plate through the first connecting plate, the first lifting rod is vertically connected to the center of the end face of the axially upper side of the first lifting plate, and the first lifting cylinder is vertically connected to the first lifting cylinder seat The cam is directly connected, the first lifting cylinder is arranged axially below the first lifting cylinder seat, the first lifting plate is arranged axially below the first lifting cylinder, the first gearbox and the first synchronous wheel seat pass through the first guide rail seat and are respectively provided with a first synchronous wheel on the same side of the first guide rail, a first synchronous belt is connected between adjacent first synchronous wheels, the first synchronous belt is connected with a first displacement block, the first displacement block is connected to the side of the first lifting cylinder seat, the connecting end surface of the first lifting cylinder seat and the first displacement block is provided with a first slider that slides with the first guide rail, the axial upper end face of the mounting bracket is provided with an upper beam facing one end of the frame, the first guide rail seat is connected to the upper beam, and the first guide rail seat is provided with a first guide rail one side end face facing the frame, the first guide rail is parallel to the conveying direction of the conveyor belt, and the first clamping cavity passes axially above the first placement table.
[0008] The present invention with the above-mentioned characteristics: the stacked products are placed on the first placement table, the first synchronous belt drives the first lifting cylinder seat to move, so that the first transfer clamping plate moves to both sides of the stacked products, the first clamping cylinder drives the first transfer clamping plate to move toward each other to clamp the stacked products, the first lifting cylinder seat returns with the first synchronous belt, so that the stacked products are placed above the transfer platform, and the first lifting cylinder lifts and places the stacked products on the transfer platform.
[0009] A further arrangement of the present invention is that the input mechanism includes relatively arranged and cyclically rotating conveying chains, the conveying chains are connected with at least two transfer platforms, the laminating and sealing mechanism includes relatively arranged and reciprocating heat-sealing cutters, one side of the heat-sealing cutter is provided with a film guide roller above the conveying chain, the side of the heat-sealing cutter relative to the film guide roller is provided with a relatively arranged and reciprocating sealing and cutting clamping plate forming a sealing and cutting clamping cavity, the sealing and cutting clamping plate is provided with a sealing and cutting clamping drive cylinder for driving its displacement, the sealing and cutting clamping drive cylinder is connected to the bracket, the transfer platform passes through the axially lower side of the sealing and cutting clamping cavity, and when a transfer platform is placed on the axially lower side of the sealing and cutting clamping cavity, a transfer platform is aligned with the first placement platform.
[0010] The present invention is further configured as follows: the auxiliary stabilizing device includes a second guide rail seat provided with a second guide rail axially above, a displacement seat plate slidingly matched with the second guide rail through a second slider, a mounting seat provided axially above the displacement seat plate, and a pallet seat provided on an end face of the mounting seat facing one side of the frame; the mounting bracket is provided with a middle beam below the upper beam, the second guide rail seat is connected to the middle beam through a supporting foot, and the second guide rail is parallel to the displacement direction of the transfer platform; the pallet seat is provided with a pallet at one end relative to the displacement seat plate, and a displacement driving cylinder is provided on one side of the pallet on an end face of one side of the pallet seat axially above. The displacement driving cylinder drives a The second connecting plate that moves back and forth toward the frame is connected to the second connecting plate with a second lifting cylinder, and the second lifting cylinder drives a pressure plate with axial lifting. A second gearbox and a second synchronous wheel seat are respectively provided at both ends of the end face on the axial lower side of the second guide rail seat. The second gearbox is cooperated with a second displacement drive motor. The second gearbox and the second synchronous wheel seat extend to the axial upper side of the second guide rail seat and are respectively connected with second synchronous wheels. A second synchronous belt is connected between adjacent second synchronous wheels. The second slider is connected to the second synchronous belt. The second guide rail seat is arranged below the first guide rail seat.
[0011] The present invention with the above-mentioned characteristics is as follows: after the stacked products are placed on the transfer platform, the first synchronous belt drives the first lifting seat to move toward the stacking mechanism, the second synchronous belt drives the displacement seat plate to drive the pallet provided on the pallet seat to move toward the stacked products on the transfer platform until the pallet and the side of the stacked products are abutted, the displacement driving cylinder drives the second connecting plate to move toward the stacked products, the second lifting cylinder drives the pressure plate to press down the stacked products, the pallet and the transfer platform move synchronously until the stacked products pass through the film guide roller to wrap the film and reach the sealing and cutting clamping cavity, the pressure plate rises and separates from the stacked products, the second synchronous belt drives the displacement seat plate to return to its position, and the heat sealing cutter seals and cuts the film.
[0012] The present invention is further configured as follows: the second clamping and transferring device includes a third lifting plate, a third lifting cylinder that drives the axial displacement of the third lifting plate, a second lifting cylinder seat for installing the third lifting cylinder, a first bidirectional cylinder and a second bidirectional cylinder that are relatively arranged on one end face axially below the third lifting plate, the third lifting cylinder is connected to one end face axially below the second lifting cylinder seat, the first bidirectional cylinder drives the third connecting plate with synchronous displacement towards each other at two opposite ends, the second bidirectional cylinder drives the fourth connecting plate with synchronous displacement towards each other at two opposite ends, the third connecting plate is connected to the second transfer clamping plate toward the adjacent third connecting plate, the fourth connecting plate is connected to the third transfer clamping plate toward the adjacent fourth connecting plate, the axial upper end face of the second lifting cylinder seat is provided with a third displacement block and a third slider, and the axial upper end of the frame is connected with a third The guide rail seat, the third guide rail seat is provided with a third guide rail for slidingly engaging with the third slider, the said third guide rail is parallel to the second guide rail, and the end face of the axial upper side of the third guide rail seat is relatively provided with a third gearbox and a third synchronous wheel seat, the third gearbox is cooperated with a third displacement driving motor, the third gearbox and the third synchronous wheel seat pass through to the axial lower side of the third guide rail seat and are respectively connected with a third synchronous wheel, a third synchronous belt is connected between adjacent third synchronous wheels, the third displacement block is connected with the third synchronous belt, a second placement platform is provided between the said shrinking placement platform and the transfer platform, when the said transfer platform is located axially below the sealing and cutting clamping cavity, the distance between the said transfer platform and the second placement platform is equal to the distance between the second placement platform and the shrinking placement platform, and the distance between the second transfer clamping plate and the third transfer clamping plate is equal to the distance between the second placement platform and the shrinking placement platform.
[0013] The present invention with the above-mentioned characteristics: after the heat sealing cutter completes the heat sealing and cutting of the film, the third synchronous belt drives the second lifting cylinder seat to move toward the sealing and cutting clamping chamber, and the second transfer clamping plate clamps the stacked product with the film and moves it to the second placement table. After being placed on the second placement table by the third lifting cylinder, the third synchronous belt continues to drive the second lifting cylinder seat to move toward the shrinkage chamber until the third transfer clamping plate reaches above the shrinkage placement table. After the third transfer clamping plate performs the placement action, the second transfer clamping plate returns to the sealing and cutting clamping chamber. At this time, the third transfer clamping plate is located above the second placement table. After the second transfer clamping plate and the third transfer clamping plate perform the clamping action at the same time, the second transfer clamping plate moves to the second placement table, and the third transfer clamping plate moves to above the shrinkage placement table. The second transfer clamping plate and the third transfer clamping plate perform the placement action. When the shrinkage of the shrinkage chamber is not completed, the second placement platform acts as a placement table to be processed.
[0014] A further arrangement of the present invention is that: a heat sealing cutter seat is provided opposite to the mounting bracket on the side of the frame, the heat sealing cutter is provided on the end face of the heat sealing cutter seat facing the adjacent heat sealing cutter seat, and a heat sealing cutter cylinder seat is provided on the side of the heat sealing cutter seat opposite to the heat sealing cutter, the heat sealing cutter cylinder seat is connected to the frame, the end face of the heat sealing cutter cylinder seat facing the heat sealing cutter seat is provided with a heat sealing cutter cylinder, the heat sealing cutter cylinder is drivingly connected to the heat sealing cutter seat, and the heat sealing cutter is axially arranged, film feeding seats are provided on opposite sides of the frame, the film feeding seat is rotatably provided with an axially arranged feeding roller, and the film feeding seat is provided with an axially arranged tensioning roller on one side of the heat sealing cutter.
[0015] The present invention with the above characteristics: in the initial state, the film tubes on the feeding rollers on both sides of the frame pull out the film, which is then wound around the tensioning roller and the film guide roller in sequence and connected by the heat sealing cutter, and then the stacked products conveyed are sealed and cut with the film sleeve.
[0016] A further arrangement of the present invention is that the heat shrink seats are all provided with hot air outlets arranged in an orderly manner on the end face of one side of the shrinkage cavity, and the end face of the heat shrink seat opposite to the hot air outlet is connected to a hot air blower connected to the hot air outlet, a hot air blower mounting plate is provided axially below the hot air blower, and a heat shrink seat driving cylinder for driving its displacement is provided on the end face axially below the hot air blower mounting plate, and the heat shrink seat driving cylinder is connected to the frame.
[0017] The present invention has the above characteristics: when the stacked products after being coated are placed on the shrinkage placement table, the shrinkage cavity is closed, and the hot air blower generates hot air and blows it out from the hot air outlet to heat shrink the film.
[0018] A further configuration of the present invention is that the shrinking placement table is provided with a fourth lifting cylinder for driving the shrinking placement table to rise and fall, and the output mechanism includes relatively arranged output conveyor belts, which are respectively arranged on both sides of the shrinking placement table and placed under the heat shrinking seat.
[0019] The present invention with the above characteristics: after the heat shrinkage is completed, the fourth lifting cylinder drives the shrinkage placement platform to descend until the product hits the output conveyor belt, and the output conveyor belt outputs the product.
[0020] The present invention is further configured as follows: the stacking mechanism includes a stacking seat plate, a discharge bin provided below the stacking seat plate, a lifting cylinder seat provided below the discharge bin and axially provided with a lifting cylinder, the discharge bin is provided with a product entrance for a single product to enter toward one end of the conveyor belt, the product entrance abuts against the conveyor belt, the stacking seat plate is axially opened with an opening, the inner walls on both sides of the opening are hingedly provided with limit plates that can only be flipped toward the axial upper side, the spacing between adjacent limit plates is smaller than the product diameter, the end face on one side of the axial upper side of the stacking seat plate is provided with stacking limit cylinder seats on both sides of the opening, and the stacking The limiting cylinder seat is provided with a stacking limiting cylinder, and the stacking limiting cylinder drives a stacking limiting plate which is displaced toward each other and forms a stacking limiting cavity axially above the opening. The stacking seat plate is vertically provided with a stacking transfer cylinder seat on one side relative to the first placing platform. The stacking transfer cylinder seat is provided with a stacking transfer cylinder, and the stacking transfer cylinder drives a stacking transfer push plate which is displaced toward the first placing platform. The stacking transfer push plate is provided with a mounting plate on the end face facing the stacking transfer cylinder seat, and a fifth lifting cylinder is fixedly connected axially above the mounting plate, and the fifth lifting cylinder drives a stacking pressure plate which is lifted axially.
[0021] The present invention with the above-mentioned characteristics: individual products are placed on the conveyor belt in turn and then transported to the product entrance. The continuously conveyed individual products push the individual product in the front into the discharge bin, and the lifting cylinder lifts the individual product and knocks open the stacking limit plate. Since the stacking limit plate cannot be flipped downward, the individual products are stacked in the stacking limit cavity in turn. After a certain number of stackings are completed, the stacking transfer push plate is moved to offset the stacked products, and the stacking pressure plate assists in stabilizing the pressure. The stacking transfer push plate pushes the stacked products to the first placement table.
[0022] The beneficial effects of the present invention are as follows: in the initial state, the film tubes on the feeding rollers on both sides of the frame pull out the film, pass through the tensioning roller and the film guide roller once, and are connected by the heat-sealing cutter. The individual products are placed on the conveyor belt in turn and transported to the product entrance. The continuously conveyed individual products push the individual products in the front into the discharge bin, and the lifting cylinder lifts the individual product and knocks open the stacking limit plate. Since the stacking limit plate cannot be flipped downward, the individual products are stacked in the stacking limit cavity in turn. After a certain number of stacks are completed, the stacking transfer push plate is moved to offset the stacked products, and the stacking pressure plate assists in stabilizing the pressure. The stacking transfer push plate pushes the stacked products to the first placement table, and the first synchronous belt drives the first lifting cylinder seat to move, thereby making the first transfer On both sides of the stacked products after the transport clamping plate is displaced, the first clamping cylinder drives the first transfer clamping plate to displace toward each other to clamp the stacked products, and the first lifting cylinder seat returns with the first synchronous belt, so that the stacked products are placed on the transfer platform. The first lifting cylinder lifts and places the stacked products on the transfer platform, and the first synchronous belt drives the first lifting seat to move toward the stacking mechanism, and the second synchronous belt drives the displacement seat plate to drive the pallet provided on the pallet seat to move toward the stacked products on the transfer platform until the pallet and the side of the stacked products are against each other, and the displacement driving cylinder drives the second connecting plate to move toward the stacked products, and the second lifting cylinder drives the pressing plate to press down the stacked products, and the pallet and the transfer platform move synchronously until the stacked products pass through the film guide After the film is wrapped around the roller, it reaches the sealing and cutting clamping cavity, the pressure plate rises and separates from the stacked product, the second synchronous belt drives the displacement seat plate to return, and the heat sealing cutter seals and cuts the film. After the heat sealing cutter completes the heat sealing and cutting of the film, the third synchronous belt drives the second lifting cylinder seat to move toward the sealing and cutting clamping cavity, and the second transfer clamping plate clamps the stacked product with the film and moves to the second placement table. After being placed on the second placement table by the third lifting cylinder, the third synchronous belt continues to drive the second lifting cylinder seat to move toward the shrinkage cavity until the third transfer clamping plate reaches above the shrinkage placement table. After the third transfer clamping plate performs the placement action, the second transfer clamping plate returns to the sealing and cutting clamping cavity. At this time, the third transfer clamping plate is above the second placement table, and the second transfer clamping plate and the third transfer clamping plate are connected After the transport clamping plates perform the clamping action simultaneously, the second transfer clamping plate is moved to the second placement table, and the third transfer clamping plate is moved to above the shrinkage placement table. The second transfer clamping plate and the third transfer clamping plate perform the placement action. The stacked products after film coating are on the shrinkage placement table, the shrinkage cavity is closed, and the hot air blower generates hot air and blows it out from the hot air outlet to heat shrink the film. After the heat shrinkage is completed, the fourth lifting cylinder drives the shrinkage placement table to descend until the product is against the output conveyor belt, and the output conveyor belt outputs the product. The stacked products are transferred to different mechanical components through the first clamping transfer device and the second clamping transfer device. The auxiliary stabilization device assists in stabilizing the stacked products on the transfer platform to prevent the stacked products from tipping over and keep them in an upright state.
[0023] The present invention will be further described in detail below with reference to the accompanying drawings and embodiments. BRIEF DESCRIPTION OF THE DRAWINGS
[0024] Figure 1 A three-dimensional schematic diagram of an embodiment of the present invention Figure 1 .
[0025] Figure 2 A three-dimensional schematic diagram of an embodiment of the present invention Figure 2 .
[0026] Figure 3 A three-dimensional schematic diagram of an embodiment of the present invention Figure 3 .
[0027] Figure 4 A three-dimensional schematic diagram of an embodiment of the present invention Figure 4 .
[0028] Figure 5 A three-dimensional schematic diagram of an embodiment of the present invention Figure 5 .
[0029] Figure 6 A three-dimensional schematic diagram of an embodiment of the present invention Figure 6 . Implementation Method
[0030] like Figure 1 —— Figure 6The heat shrink film packaging machine shown in the figure includes a frame 1, which is sequentially provided with an input mechanism, a film coating and sealing mechanism, a heat shrink mechanism and an output mechanism. The input mechanism includes a conveyor chain 2 that is relatively arranged and circulates, and the conveyor chain 2 is engaged through a gear. The gear is provided with a drive motor. The conveyor chain 2 is connected to at least two transfer platforms 3. The film coating and sealing mechanism includes a heat sealing cutter 4 that is relatively arranged and can be moved back and forth toward each other. A film guide roller 5 is provided on one side of the heat sealing cutter 4 above the conveyor chain. A sealing and cutting clamping plate 6 that is relatively arranged and reciprocally displaced toward each other to form a sealing and cutting clamping cavity 7 is provided on the side of the heat sealing cutter 4 relative to the film guide roller 5. A first placement platform 8 is provided on the side of the conveyor chain 2 relative to the film coating and sealing mechanism. The first placement platform 8 is perpendicular to the input mechanism A stacking device is provided on one side of the direction, and a conveyor belt 9 is provided on the side of the stacking device relative to the first placement platform 8, which is perpendicular to the input mechanism. The transfer platform 3 passes through the axially lower side of the sealing and cutting clamping cavity 7, and when a transfer platform 3 is placed on the axially lower side of the sealing and cutting clamping cavity 7, a transfer platform 3 is aligned with the first placement platform 8. The heat shrinking mechanism includes a heat shrinking seat 10 that is relatively arranged and reset to move toward each other to form a shrinking cavity 78. A shrinking placement platform 11 is provided axially below the shrinking cavity 78. A mounting bracket 12 is provided on the side of the first placement platform 8 relative to the frame 1. A first clamping and transferring device for clamping and transferring the stacked products to the transfer platform 3 is provided between the first placement platform 8 and the conveying chain 2. A stable transfer platform 3 is provided on the side of the conveying chain 2 relative to the film guide roller 5. An auxiliary stabilizing device for the upper product, a second clamping and transferring device is provided between the sealing and cutting clamping plate 6 and the heat shrinking seat 10 to clamp and transfer the stacked products that have completed film sealing and cutting on the transfer platform 3 to the shrinking placement table 11, the first clamping and transferring device and the auxiliary stabilizing device are both arranged on the mounting bracket 12, the first clamping and transferring device includes a first transfer clamping plate 13 that is relatively arranged, a first clamping cylinder 14 that is relatively arranged and drives the first transfer clamping plate 13 to move toward each other, a first lifting plate 15, a first lifting cylinder 17 with a first lifting rod 16, a first lifting cylinder seat 18 for installing the first lifting cylinder 17, a first guide rail seat 20 with a first guide rail 19 on one side, and two end faces of the first guide rail seat 20 opposite to the first guide rail 19. The first gearbox 21 at the end and the first synchronous wheel seat 22 and the first displacement drive motor 23 matched with the first gearbox 21, the first lifting plate 15 is provided with a connecting plate 25 at both ends of the end surface on the axial lower side, the first clamping cylinder 14 is vertically connected to the connecting plate 25, the first lifting rod 16 is vertically connected to the center of the end surface on the axial upper side of the first lifting plate 15, and the first lifting cylinder 17 is vertically connected to the first lifting cylinder seat 18, the first lifting cylinder 17 is arranged axially below the first lifting cylinder seat 18, the first lifting plate 15 is arranged axially below the first lifting cylinder 17, a first guide rod 24 is provided between the first lifting cylinder seat 18 and the first lifting plate 15, and the axial lower end of the first guide rod 24 is connected to the first lifting plate 15,The first lifting cylinder seat 18 is provided with a first guide hole 26 for the first guide rod 24 to pass through, and the first lifting plate 15 is provided with an auxiliary limit plate 27 on the side opposite to the stacking device. The first gearbox 21 and the first synchronous wheel seat 22 pass through the first guide rail seat 20 and are respectively provided with a first synchronous wheel 28 on the same side of the first guide rail 19. A first synchronous belt 29 is connected between adjacent first synchronous wheels 28. The first synchronous belt 29 is connected with a first displacement block 30. The first displacement block 30 is connected to the side of the first lifting cylinder seat 18. The end surface of the connection between the first lifting cylinder seat 18 and the first displacement block 30 is provided with a first slider 31 that slides with the first guide rail 19. The end surface of the axial upper side of the mounting bracket 12 is provided with an upper beam 32 facing the end of the frame 1. The first guide rail seat 20 and The upper beam 32 is connected, and the first guide rail seat 20 is provided with a first guide rail 19 on one side of the end face facing the frame 1, the first guide rail 19 is oriented parallel to the conveying direction of the conveyor belt 9, and the first clamping cavity 7 passes through the axial upper part of the first placement table 8, the auxiliary stabilizing device includes a second guide rail seat 34 with a second guide rail 33 axially above, a displacement seat plate 36 slidingly matched with the second guide rail 33 through a second slider 35, a mounting seat 37 axially above the displacement seat plate 36, and a support plate seat 38 provided on the end face of the mounting seat 37 facing the frame 1. The mounting bracket 12 is provided with a middle beam 39 under the upper beam, the second guide rail seat 34 is connected to the middle beam 39 through a supporting foot 40, and the second guide rail 33 is oriented parallel to the displacement direction of the transfer platform 3, and the support plate seat 38 is relative to the displacement seat plate 3 6 is provided with a support plate 41 at one end, and the end surface of the support plate 41 relative to the support plate seat 38 is provided with an arc surface adapted to the side surface of the stacked product. The end surface of the axial upper side of the support plate seat 38 is provided with a displacement drive cylinder 42 on one side of the support plate 41. The displacement drive cylinder 42 drives a second connecting plate 43 that moves back and forth toward the frame 1. The second connecting plate 43 is "L"-shaped. The second connecting plate 43 is connected to a second lifting cylinder 44. The second lifting cylinder 44 drives a pressure plate 45 that is axially lifted. The pressure plate 45 is arranged parallel to the end surface of the axial upper side of the support plate seat 38. The second gearbox 46 and the second synchronous wheel seat 47 are respectively provided at both ends of the end surface of the axial lower side of the second guide rail seat 34. The second gearbox 46 is equipped with a second displacement drive motor 48. The second speed change The box 46 and the second synchronous wheel seat 47 pass through the axial upper side of the second guide rail seat 34 and are respectively connected with a second synchronous wheel 49. A second synchronous belt 50 is connected between adjacent second synchronous wheels 49. The second slider 35 is connected to the second synchronous belt 50. The second clamping and transferring device includes a third lifting plate 51, a third lifting cylinder 52 for driving the axial displacement of the third lifting plate 51, a second lifting cylinder seat 53 for installing the third lifting cylinder 52, a first bidirectional cylinder 54 and a second bidirectional cylinder 55 arranged on the end face of one side of the axial lower side of the third lifting plate 51, the third lifting cylinder 52 is connected to the end face of one side of the axial lower side of the second lifting cylinder seat 53, and the first bidirectional cylinder 54 drives the third connecting plate 56 with synchronous displacement in opposite directions at both ends.The second two-way cylinder 55 drives the fourth connecting plate 57 with synchronous displacement at both ends, and the third connecting plate 56 is connected to the adjacent third connecting plate 56 with a second transfer clamping plate 58, and the fourth connecting plate 57 is connected to the adjacent fourth connecting plate 57 with a third transfer clamping plate 59. A second guide rod 60 is provided between the second lifting cylinder seat 53 and the third lifting plate 51, and the axial lower end of the second guide rod 60 is connected to the third lifting plate 51. The second lifting cylinder seat 53 is provided with a second guide hole 61 for the second guide rod 60 to pass through, and the axial upper side end surface of the second lifting cylinder seat 53 is provided with a third displacement block 62 and a third slider 63. The axial upper end of the frame is connected to a third guide rail seat 65, and the third guide rail seat 65 has a The third slider 63 slides with the third guide rail 64, the third guide rail 64 is parallel to the second guide rail 33, and the third guide rail seat 65 has a third gearbox 66 and a third synchronous wheel seat 67 on the axial upper side thereof. The third gearbox 66 is equipped with a third displacement drive motor 68, and the third gearbox 66 and the third synchronous wheel seat 67 extend to the axial lower side of the third guide rail seat 65 and are respectively connected with a third synchronous wheel 69. A third synchronous belt 70 is connected between adjacent third synchronous wheels 69, and the third displacement block 62 is connected to the third synchronous belt 70. A second placement platform 71 is provided between the contraction placement platform 11 and the transfer platform 3. When a transfer platform 3 is located axially below the sealing and cutting clamping cavity 7, the distance between the transfer platform 3 and the second placement platform 71 is equal to that between the second placement platform 71 and the shrinking placement table 11, and the distance between the second transfer clamping plate 58 and the third transfer clamping plate 59 is equal to the distance between the second placement table 71 and the shrinking placement table 11, the frame 1 is provided with a heat sealing cutter seat 72 on the side facing the mounting bracket 12, the heat sealing cutter 4 is arranged on one side of the heat sealing cutter seat, and the heat sealing cutter seat is provided with a heat sealing cutter cylinder seat 73 on the side opposite to the heat sealing cutter 4, the heat sealing cutter cylinder seat 73 is provided with a heat sealing cutter cylinder 74 on the end face facing the heat sealing cutter seat 72, the heat sealing cutter cylinder 74 is drive-connected to the heat sealing cutter seat 72, and the heat sealing cutter 4 is axially arranged, and film feeding seats 75 are provided on opposite sides of the frame 1, the film feeding seat 75 is provided with an axially arranged feeding roller 76, and the film feeding seat 75 is provided with an axially arranged feeding roller on the side of the heat sealing cutter 4 The tensioning roller 77 is arranged in an orderly manner, and the heat shrink seat 10 is provided with a hot air outlet 79 on one end face of the shrinking chamber 78. The end face of the heat shrink seat 10 on the side opposite to the hot air outlet 79 is connected to a hot air blower 80 connected to the hot air outlet 79. A hot air blower mounting plate 81 is provided axially below the hot air blower 80, and a heat shrink seat driving cylinder 82 for driving its displacement is provided on one end face axially below the hot air blower mounting plate 81. The heat shrink seat driving cylinder 82 is connected to the frame 1, and the shrinking placement table 11 is provided with a fourth lifting cylinder 83 for driving its lifting. The output mechanism includes relatively arranged output conveyor belts 84, which are respectively arranged on both sides of the shrinking placement table 11 and placed below the heat shrink seat 10. The conveying direction of the output conveyor belt 84 is consistent with the conveying direction of the input chain 2.The conveyor belt 9, the input chain 2 and the output conveyor belt 84 are all driven by a motor and a transmission assembly. The stacking mechanism includes a stacking seat plate 85, a discharge bin 86 provided below the stacking seat plate 85, and a lifting cylinder seat 88 provided below the discharge bin 86 and axially provided with a lifting cylinder 87. The discharge bin 86 is provided with a product entrance 89 for a single product to enter toward one end of the conveyor belt 9. The product entrance 89 abuts against the conveyor belt 9. The stacking seat plate 85 is axially provided with an opening 90. The inner walls on both sides of the opening 90 are hinged with limit plates 91 that can only be flipped toward the axial upper side. The spacing between adjacent limit plates 91 is less than the product diameter. The end face of the stacking seat plate 85 on the axial upper side is provided with stacking limit plates on both sides of the opening 90. The stacking cylinder seat 92 is provided with a stacking limiting cylinder 93. The stacking limiting cylinder 93 drives a stacking limiting plate 95 that is displaced in the opposite direction and axially above the opening 90 to form a stacking limiting cavity 94. A stacking transfer cylinder seat 96 is perpendicularly provided on the side of the stacking seat plate 85 facing the first placement platform 8. The stacking transfer cylinder seat 96 is provided with a stacking transfer cylinder 97. The stacking transfer cylinder 97 drives a stacking transfer push plate 98 that is displaced toward the first placement platform 8. The end surface of the stacking transfer push plate 98 facing the stacking transfer cylinder seat 96 is provided with a mounting plate 99. A fifth lifting cylinder 100 is fixedly connected to the mounting plate 99 axially above the mounting plate 99. The fifth lifting cylinder 100 drives a stacking pressure plate 101 that is lifted and lowered axially.
Claims
1. A heat shrink film packaging machine, comprising a frame, the frame being provided with an input mechanism, a film laminating and sealing mechanism, a heat shrink mechanism, and an output mechanism in sequence. A first placement platform is provided on one side of the input mechanism, a stacking device is provided on one side of the first placement platform perpendicular to the input mechanism, and a conveyor belt is provided on the other side of the stacking device opposite the first placement platform and arranged perpendicular to the input mechanism. The stacking device is characterized by: The first clamping and transferring device is provided between the first placing table and the input mechanism for clamping and transferring the stacked products to the input mechanism, and the input mechanism is provided with an auxiliary stabilizing device for preventing the stacked products on the input mechanism from tipping over, and a second clamping and transferring device is provided between the film sealing and cutting mechanism and the heat shrinking mechanism, and the auxiliary stabilizing device includes a second guide rail seat provided with a second guide rail axially above, a displacement seat plate slidingly engaged with the second guide rail through a second slider, a mounting seat provided axially above the displacement seat plate, and a support plate seat provided on an end face of the mounting seat facing one side of the frame, and the second guide rail is parallel to the displacement direction of the transfer platform, and a support plate is provided at the other end of the support plate seat relative to the displacement seat plate, and a support plate is provided axially above the support plate seat. The side end surface is provided with a displacement driving cylinder on one side of the support plate, and the displacement driving cylinder is linked to a second connecting plate, and the displacement driving cylinder drives the second connecting plate to move back and forth toward the frame, and the second connecting plate is connected with a second lifting cylinder, and the second lifting cylinder is linked to a pressure plate, and the second lifting cylinder drives the pressure plate axially up and down, and the second guide rail seat has a second gearbox and a second synchronous wheel seat at both ends of the end surface on the axial lower side respectively, and the second gearbox is equipped with a second displacement driving motor, and the second gearbox and the second synchronous wheel seat extend through the axial upper side of the second guide rail seat and are respectively connected with a second synchronous wheel, and a second synchronous belt is connected between adjacent second synchronous wheels, and the second slider is connected to the second synchronous belt.
2. The heat shrink film packaging machine according to claim 1, characterized in that: The cam is secured to the chassis and the cam is secured to the chassis by a spring which is secured to the chassis by a spring which is secured to the chassis by a spring which is secured to the chassis by a spring which is secured to the chassis by a spring which is secured to the chassis by a spring which is secured to the chassis by a spring The lifting cylinder seat is vertically connected, the first lifting cylinder is arranged axially below the first lifting cylinder seat, the first lifting plate is arranged axially below the first lifting cylinder, the first gearbox and the first synchronous wheel seat penetrate the first guide rail seat and are respectively provided with a first synchronous wheel on the same side of the first guide rail, a first synchronous belt is connected between adjacent first synchronous wheels, the first synchronous belt is connected with a first displacement block, the first displacement block is connected to the side of the first lifting cylinder seat, the connecting end surface of the first lifting cylinder seat and the first displacement block is provided with a first slider that slides with the first guide rail, the axial upper side end surface of the mounting bracket is provided with an upper beam facing one end of the frame, the first guide rail seat is connected to the upper beam, and the first guide rail seat is provided with a first guide rail one side end face facing the frame, and the direction of the first guide rail is parallel to the conveying direction of the conveyor belt.
3. The heat shrink film packaging machine according to claim 2, characterized in that: The input mechanism includes relatively arranged and circulating conveying chains, and the conveying chains are connected with at least two transfer platforms. The film sealing and cutting mechanism includes relatively arranged and reciprocating heat-sealing cutters that can be displaced toward each other. A film guide roller is provided above the conveying chain on one side of the heat-sealing cutter, and a sealing and cutting clamping plate is provided on the other side of the heat-sealing cutter relative to the film guide roller, which is relatively arranged and reciprocatingly displaced toward each other to form a sealing and cutting clamping cavity. The sealing and cutting clamping plate is provided with a sealing and cutting clamping drive cylinder for driving its displacement, and the sealing and cutting clamping drive cylinder is connected to the bracket. The transfer platform passes through the axially lower side of the sealing and cutting clamping cavity, and when one transfer platform is placed on the axially lower side of the sealing and cutting clamping cavity, the other transfer platform is aligned with the first placement platform.
4. The heat shrink film packaging machine according to claim 3, characterized in that: The mounting bracket is provided with a middle beam below the upper beam, the second guide rail seat is connected to the middle beam through a supporting foot, and the second guide rail seat is provided below the first guide rail seat.
5. The heat shrink film packaging machine according to claim 4, characterized in that: The second clamping and transferring device includes a third lifting plate, a third lifting cylinder that drives the axial displacement of the third lifting plate, a second lifting cylinder seat for installing the third lifting cylinder, a first bidirectional cylinder and a second bidirectional cylinder respectively arranged on an end face of one side axially below the third lifting plate, the third lifting cylinder is connected to an end face of one side axially below the second lifting cylinder seat, two ends of the first bidirectional cylinder respectively drive a third connecting plate with synchronous displacement towards each other, and two ends of the second bidirectional cylinder respectively drive a fourth connecting plate with synchronous displacement towards each other, the third connecting plate is connected to a second transfer clamping plate toward the adjacent third connecting plate, and the fourth connecting plate is connected to a third transfer clamping plate toward the adjacent fourth connecting plate, the end face of the axial upper side of the second lifting cylinder seat is provided with a third displacement block and a third slider, the axial upper end of the frame is connected with a third guide rail seat, and the third guide rail seat is provided with a third guide rail for sliding cooperation with the third slider. The transmission gear of said sliding panel also is connected with the gear train of said sliding panel and said adjusting base is connected with the gear train of said sliding panel and said adjusting base is connected with the gear train of said sliding panel.
6. The heat shrink film packaging machine according to claim 5, characterized in that: A heat sealing cutter seat is provided on the side of the frame facing the mounting bracket, and the heat sealing cutter is arranged on the end face of the heat sealing cutter seat facing the adjacent heat sealing cutter seat, and a heat sealing cutter cylinder seat is provided on the other side of the heat sealing cutter seat relative to the heat sealing cutter, the heat sealing cutter cylinder seat is connected to the frame, and a heat sealing cutter cylinder is provided on the end face of the heat sealing cutter cylinder seat facing the side of the heat sealing cutter seat, the heat sealing cutter cylinder is drivingly connected to the heat sealing cutter seat, and the heat sealing cutter is axially arranged, film feeding seats are provided on both sides of the frame, and the film feeding seat is rotatably provided with a feeding roller, and the feeding roller is axially arranged, and the film feeding seat is provided with an axially arranged tensioning roller on one side of the heat sealing cutter.
7. The heat shrink film packaging machine according to claim 6, characterized in that: The heat shrink seats are all provided with hot air outlets in an orderly arranged manner on the end face of one side of the shrinkage cavity, and the end face of the heat shrink seat on the other side opposite to the hot air outlet is connected to a hot air blower connected to the hot air outlet, a hot air blower mounting plate is provided axially below the hot air blower, and a heat shrink seat driving cylinder for driving its displacement is provided on the end face of one side axially below the hot air blower mounting plate, and the heat shrink seat driving cylinder is connected to the frame.
8. The heat shrink film packaging machine according to claim 7, characterized in that: The shrinking placement table is provided with a fourth lifting cylinder for driving the shrinking placement table to move up and down. The output mechanism includes output conveyor belts arranged opposite to each other. The output conveyor belts are respectively arranged on both sides of the shrinking placement table and placed below the heat shrinking seat.
9. The heat shrink film packaging machine according to claim 1, characterized in that: The stacking device includes a stacking seat plate, a discharge bin provided below the stacking seat plate, a lifting cylinder seat provided below the discharge bin and axially provided with a lifting cylinder, the discharge bin is provided with a product entrance for a single product to enter toward one end of the conveyor belt, the product entrance abuts the conveyor belt, the stacking seat plate is axially opened with an opening, the inner walls on both sides of the opening are hingedly provided with a limit plate which can only be flipped toward the axial upper side, the spacing between adjacent limit plates is smaller than the product diameter, the end face on one side of the axial upper side of the stacking seat plate is respectively provided with a stacking limit cylinder seat on both sides of the opening, the stacking limit cylinder seat is provided with a stacking limit cylinder, and the stacking limit cylinder is linked with a stacking limit cylinder. The stacking limit plates are displaced toward each other, and the stacking limit plates form a stacking limit cavity axially above the opening; the stacking seat plate is vertically provided with a stacking transfer cylinder seat on the other side of the first placing platform; the stacking transfer cylinder seat is provided with a stacking transfer cylinder; the stacking transfer cylinder is linked to a stacking transfer push plate, and the stacking transfer cylinder drives the stacking transfer push plate to move toward the first placing platform; the stacking transfer push plate is provided with a mounting plate on the end face facing the stacking transfer cylinder seat; the mounting plate is fixedly connected axially above the fifth lifting cylinder; the fifth lifting cylinder is linked to a stacking pressure plate, and the fifth lifting cylinder drives the stacking pressure plate to rise and fall axially.
Citation Information
Patent Citations
Prevent pushing equipment that work piece emptys
CN207632071U
Heat shrink film packaging machine
CN207809953U