Plastic film labeling equipment

Abstract

A plastic film labeling device includes: a base assembly; a mounting back plate assembly, which is arranged on the base assembly through a distance adjustment assembly; a feeding roller device, which is arranged at the upper end of the mounting back plate assembly; a receiving roller device, which is arranged at the lower part of the mounting back plate assembly, and a heating tube is also embedded in the receiving roller device; a label roller device, which is rotatably arranged on the left side of the mounting back plate assembly; a labeling and stamping device, which is located between the label roller device and the label roller device; a driving device, which makes the receiving roller device rotate; a mobile label taking device, which is used to move the label raw material from the label roller device to the labeling and stamping device. The utility model realizes the actions of fully automatic plastic film feeding, label feeding, label stamping to plastic film, and plastic film finished product winding, and can continuously and uninterruptedly perform the action of labeling objects on plastic film.

Description

Technical Field

[0001] The utility model relates to the field of production and processing of plastic films, in particular to a plastic film labeling device. Background Art

[0002] At present, almost all new products need to be labeled so that people can understand the product parameters, performance, production date, etc. The early labeling method was generally manual labeling, which was to tear the label off the backing paper and then stick it to the required position of the product. This method consumes a lot of manpower and is extremely inefficient, and is not suitable for most automated production in the current society.

[0003] Prior art example 1, referring to patent document CN113443246B, relates to a mobile phone film labeling device. The mobile phone film labeling device described in this application includes: a frame, a conveying mechanism, an upper film-sticking mechanism and a lower film-sticking mechanism; the conveying mechanism is placed horizontally and installed on the frame, the upper film-sticking mechanism and the lower film-sticking mechanism are respectively installed on the frame and placed on one side of the conveying mechanism; the upper film-sticking mechanism is placed above the lower film-sticking mechanism; the upper film-sticking mechanism includes an upper support plate, an upper winding roller, an upper tensioning assembly, an upper tear-off plate and an upper receiving roller, the lower film-sticking mechanism includes a lower support plate, a lower winding roller, a lower tensioning assembly, a lower tear-off plate and a lower receiving roller, the upper tear-off plate is placed obliquely downward, the lower tear-off plate is placed obliquely upward, and the upper tear-off plate and the lower tear-off plate are staggered. The mobile phone film labeling device described in this application has the advantages of high efficiency and high quality. Example 1 is a special equipment, that is, labeling on mobile phone films, which is different from the labeling requirements of ordinary plastic film manufacturers.

[0004] Prior art example 2, referring to patent document CN208577253U, in view of the drawback that the equipment used for roll film slitting and labeling in the prior art is easy to cause the label to fall off when the roll film is pasted with the label, a labeling and slitting integrated machine is provided, which belongs to the technical field of packaging film processing equipment, including a slitting device and a labeling device, the slitting device includes a frame, the frame is provided with a discharge roller, multiple driven rollers, a receiving roller and a first motor for driving the receiving roller to rotate; the labeling device includes a base, the base is provided with a discharge tray, multiple driven wheels, a receiving tray, a limit plate and a second motor for driving the receiving tray to rotate, a protrusion with a triangular structure is fixed on the limit plate, and a pressure wheel is also provided above the driven roller corresponding to the protrusion. The utility model can firmly paste the label on the roll film during the roll film slitting process, without the need to paste the label separately, the pasting efficiency is high, and the pasting is firm, and the label is not easy to fall off the roll film. The solution in Example 2 is relatively simple and is not feasible based on its content.

[0005] As a manufacturer of plastic film, it is necessary to directly affix corresponding labels to the products during the processing of plastic film to meet the requirements when leaving the factory. Summary of the invention

[0006] In order to overcome the above-mentioned deficiencies in the prior art, the utility model provides a plastic film labeling device.

[0007] The utility model solves the technical problem by providing a plastic film labeling device comprising:

[0008] Base assembly;

[0009] Installing a back plate assembly, which is movably arranged on the base assembly through a distance adjustment assembly;

[0010] A feed roller device, which is used to place the plastic film raw material, and the feed roller device is rotatably arranged on the upper end of the mounting back plate assembly;

[0011] A receiving roller device is used to receive the finished plastic film, and the receiving roller device is rotatably arranged at the lower part of the mounting back plate assembly, the receiving roller device is made of aluminum alloy, and a heating tube is also embedded in the receiving roller device;

[0012] A label roller device, which is used to place label raw materials, and the label roller device is rotatably arranged on the left side of the mounting back plate assembly;

[0013] A labeling and stamping device, which is used to stamp the label raw material onto the plastic film raw material, the labeling and stamping device is arranged in the middle of the mounting back plate assembly, and the labeling and stamping device is located between the label roller device and the label roller device;

[0014] A driving device, which acts on the receiving roller device to make the receiving roller device rotate;

[0015] The movable label taking device is movably mounted on the mounting back plate assembly and is used to move the label raw material from the label roller device to the labeling and imprinting device.

[0016] The preferred structural scheme of the receiving roller device is that the receiving roller device comprises a receiving roller body and a receiving tensioning wheel set, and the receiving tensioning wheel set is located between the receiving roller body and the labeling and stamping device;

[0017] The driving device comprises a driving motor, an active driving pulley connected to the driving motor, a driven driving pulley connected to the receiving roller body and the receiving tensioning wheel group respectively, and a conveyor belt wound around the active driving pulley and the driven driving pulley.

[0018] The preferred structural scheme of the feed roller device is that the feed roller device includes a first feed bracket and a feed roller body, the first feed bracket is vertically fixed to the upper end of the mounting back plate assembly, and the feed roller body is rotatably connected to the first feed bracket.

[0019] The preferred structural scheme of the label roller device is that the label roller device includes a second feed bracket and a label roller body, the second feed bracket is laterally fixed to the left side of the mounting back plate assembly, and the label roller body is rotatably connected to the second feed bracket.

[0020] The preferred structural scheme for the mobile label picking device is that the mobile label picking device includes a linear drive module fixed to the rear end of the mounting backplane assembly, an adapter bracket acted upon by the linear drive module, and a material moving plate fixed on the adapter bracket, wherein the material moving plate has a shovel-shaped end.

[0021] The preferred structural scheme for the labeling and stamping device is that the labeling and stamping device includes a high-position fixed plate, a lifting cylinder mounted on the high-position fixed plate, a pressure plate acted upon by the lifting cylinder, a low-position stamping base plate located directly below the pressure plate, an input guide roller located on one side of the low-position stamping base plate, and an output guide roller located on the other side of the low-position stamping base plate.

[0022] The preferred structural scheme of the distance adjusting component is that the distance adjusting component includes a distance adjusting base, a longitudinal slide groove arranged on the distance adjusting base, a longitudinal slide rail slid in the longitudinal slide groove, a longitudinal movable seat fixed at the upper end of the longitudinal slide rail, a longitudinal driving device acting on the longitudinal movable seat, a transverse slide rail protruding from the upper end of the longitudinal movable seat, a transverse movable seat with a transverse slide groove adapted to the transverse slide rail, a transverse driving device acting on the transverse movable seat, and an adapter seat fixed at the upper end of the transverse movable seat, and the mounting backplane assembly is fixed on the adapter seat.

[0023] Furthermore, the longitudinal drive device comprises a first drive mounting seat fixed on the pitch-adjusting base, a longitudinal screw rod passing through the first drive mounting seat, a longitudinal drive operating handle acting on the longitudinal screw rod, and a longitudinal movable nut seat sleeved on the longitudinal screw rod, wherein the longitudinal movable nut seat is fixedly connected to the longitudinal movable seat;

[0024] The transverse driving device includes a second driving mounting seat fixed on the longitudinal moving seat, a transverse screw rod passing through the second driving mounting seat, a transverse driving operating handle acting on the transverse screw rod, and a transverse movable nut seat sleeved on the transverse screw rod, and the transverse movable nut seat is fixedly connected to the transverse moving seat.

[0025] In some preferred embodiments of the present invention, a guide roller device is also included, which is rotatably arranged on the mounting back plate assembly, and the guide roller device is located between the feed roller device and the labeling and embossing device.

[0026] Furthermore, the guide roller device is composed of a plurality of tension rollers, and a tension passage is formed between adjacent tension rollers.

[0027] The beneficial effects of the utility model are:

[0028] 1. It realizes the fully automatic feeding of plastic film, feeding of labels, imprinting of labels on plastic film, and winding of finished plastic film products, and can continuously and uninterruptedly carry out the action of labeling objects on plastic film.

[0029] 2. This equipment is used to emboss and label the plastic film itself, mainly to meet the needs of plastic film manufacturers.

[0030] 3. The heating tube can increase the temperature of the receiving roller device. First, it can improve the adhesion of the label. Heating the plastic film can make it softer and better fit the surface of the product, thereby improving the adhesion of the label and preventing the label from falling off or being damaged. Second, it can enhance the durability of the label. Heating the plastic film can make it tougher and more durable, and better resist external friction, scratches and tears, thereby extending the service life of the label. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 It is a structural schematic diagram of the front side of the utility model.

[0032] Figure 2 It is a structural schematic diagram of the rear side of the utility model.

[0033] Figure 3 It is a schematic diagram of the movement process of the plastic film on the plastic film labeling equipment.

[0034] Figure 4 It is an enlarged schematic diagram of the local structure of the distance adjustment component.

[0035] Figure 5 It is an enlarged schematic diagram of the local structure of the receiving roller device.

[0036] Figure 6 It is an enlarged schematic diagram of the local structure of the labeling and stamping device.

[0037] Figure 7 It is an enlarged schematic diagram of the local structure of the driving device.

[0038] Figure 8 It is an enlarged schematic diagram of the local structure of the mobile label-taking device.

[0039] In the figure: 1. Base assembly; 2. Mounting back plate assembly; 3. Distance adjustment assembly; 31. Distance adjustment base; 311. Longitudinal slide groove; 32. Longitudinal moving seat; 321. Longitudinal slide rail; 33. Transverse moving seat; 34. Adapter seat; 35. Longitudinal drive device; 351. First drive mounting seat; 352. Longitudinal screw rod; 353. Longitudinal drive operating handle; 354. Longitudinal movable nut seat; 36. Transverse drive device; 361. Transverse drive operating handle; 4. Feed roller device; 41. First feed bracket; 42. Feed roller body; 5. Receiving roller device; 51. Heating tube; 52. Receiving roller body; 53. Receiving tensioner Wheel set; 6. Label roller device; 61. Second feeding bracket; 62. Label roller body; 7. Labeling and stamping device; 71. High-position fixed plate; 72. Lifting cylinder; 73. Pressing plate; 74. Low-position stamping bottom plate; 75. Input guide roller; 76. Output guide roller; 8. Driving device; 81. Driving motor; 82. Active transmission pulley; 83. Driven transmission pulley; 84. Conveyor belt; 9. Mobile labeling device; 91. Linear drive module; 92. Transfer bracket; 93. Material transfer plate; 931. Shovel-shaped end; 10. Guide roller device; 101. Tension roller; 102. Tension passing channel; 11. Plastic film. DETAILED DESCRIPTION

[0040] The present invention is further described below in conjunction with the accompanying drawings and specific embodiments. It should be noted that the embodiments are only specific descriptions of the present invention, and their purpose is to allow those skilled in the art to better understand the technical solution of the present invention, and should not be regarded as limiting the present invention.

[0041] In the description of the present invention, it should be noted that the orientations or positional relationships indicated by terms such as "center", "up", "down", "left", "right", "vertical", "horizontal", "inside" and "outside" are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0042] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0043] Embodiment 1

[0044] Reference Figures 1 to 8 , a plastic film 11 labeling device, comprising:

[0045] Base assembly 1;

[0046] Install the back plate assembly 2, which is movably arranged on the base assembly 1 through the distance adjustment assembly 3;

[0047] A feed roller device 4, which is used to place the plastic film 11 raw material, and the feed roller device 4 is rotatably arranged on the upper end of the mounting back plate assembly 2;

[0048] A receiving roller device 5, which is used to receive the finished plastic film 11, and the receiving roller device 5 is rotatably arranged at the lower part of the mounting back plate assembly 2;

[0049] A label roller device 6, which is used to place label raw materials, and the label roller device 6 is rotatably arranged on the left side of the mounting back plate assembly 2;

[0050] The labeling and stamping device 7 is used to stamp the label raw material onto the plastic film 11 raw material, and the labeling and stamping device 7 is arranged in the middle of the mounting back plate assembly 2, and the labeling and stamping device 7 is located between the label roller device 6 and the label roller device 6;

[0051] A driving device 8, which acts on the receiving roller device 5 to make the receiving roller device 5 rotate;

[0052] The movable label taking device 9 is movably mounted on the mounting back plate assembly 2 and is used to move the label raw material from the label roller device 6 to the labeling and imprinting device 7 .

[0053] The above content is the basic structural scheme of the utility model, and its working principle is:

[0054] S1. The user places the plastic film 11 raw material into the feeding roller device 4, and the front section of the plastic film 11 raw material passes through the label roller device 6 and is wound into the receiving roller device 5;

[0055] S2, the user places the label raw material into the label roller device 6;

[0056] S3, the driving device 8 is started, and the receiving roller device 5 is started to rotate, so that the plastic film 11 raw material on the feeding roller device 4 has a movement tendency to move toward the receiving roller device 5;

[0057] S4, the mobile label removing device 9 is started, the label material in the label raw material on the label roller device 6 is peeled off from the label base film, and the label material is moved to the labeling and imprinting device 7;

[0058] S5, the labeling and stamping device 7 is started to stamp the label onto the raw material of the plastic film 11 at the labeling and stamping device 7, thereby forming a finished product of the plastic film 11 with the label;

[0059] S6. Under the action of the driving device 8, the finished plastic film 11 is wound onto the receiving roller device 5. After the finished plastic film 11 is fully collected, the staff removes the finished plastic film 11 from the receiving roller device 5.

[0060] It should be noted that the receiving roller device 5 is made of aluminum alloy, and a heating tube 51 is embedded in the receiving roller device 5. The heating tube 51 can increase the temperature of the receiving roller device 5. First, it can improve the adhesion of the label. Heating the plastic film 11 can make it softer and better fit on the surface of the product, thereby improving the adhesion of the label and preventing the label from falling off or being damaged; second, it can enhance the durability of the label. Heating the plastic film 11 can make it tougher and more durable, and can better resist external friction, scratches and tears, thereby extending the service life of the label.

[0061] Embodiment 2

[0062] Based on the structure of the first embodiment, this embodiment provides a more preferred structural solution for each device, which is as follows:

[0063] 1. Receiving roller device 5: refer to Figure 5 , including a receiving roller body 52 and a receiving tensioning wheel set 53. The receiving tensioning wheel set 53 is located between the receiving roller body 52 and the labeling and stamping device 7, so that the plastic film 11 can be tensioned and limited to a certain extent to prevent the plastic film 11 from becoming loose during the movement.

[0064] 2. Reference Figure 7 The driving device 8 includes a driving motor 81, an active driving pulley 82 drivingly connected to the driving motor 81, a driven driving pulley 83 drivingly connected to the receiving roller body 52 and the receiving tensioning wheel set 53, and a conveyor belt 84 wound around the active driving pulley 82 and the driven driving pulley 83. The driving device 8 provides power, and in the utility model, it can simultaneously drive the receiving roller body 52 and the receiving tensioning wheel set 53 to achieve a better driving effect.

[0065] 3. Feed roller device 4: refer to Figure 2, including a first feed bracket 41 and a feed roller body 42, wherein the first feed bracket 41 is vertically fixed to the upper end of the mounting back plate assembly 2, and the feed roller body 42 is rotatably connected to the first feed bracket 41. The first feed bracket 41 is used to provide support and installation position, and the feed roller body 42 is used to receive the rolled plastic film 11 raw material. The feed roller body 42 is similar or consistent with similar products on existing production equipment, and will not be described one by one here.

[0066] 4. Label roller device 6: refer to Figure 1-2 , including a second feed bracket 61 and a label roller body 62, wherein the second feed bracket 61 is fixed on the left side of the mounting back plate assembly 2 in the transverse direction, and the label roller body 62 is rotatably connected to the second feed bracket 61. The second feed bracket 61 is used to provide support and installation position, and the label roller body 62 is used to receive label raw materials. Preferably, the label raw material includes two parts, a label material and a label base film, and the label material needs to be removed from the label base film during operation.

[0067] 5. Mobile label taking device 9: refer to Figure 8 , including a linear drive module 91 fixed to the rear end of the mounting back plate assembly 2, an adapter bracket 92 acted upon by the linear drive module 91, and a material shifting plate 93 fixed to the adapter bracket 92. The linear drive module 91 works and can drive the adapter bracket 92 to move, and the material shifting plate 93 can receive and realize the movement of the label object. Preferably, the material shifting plate 93 has a shovel-shaped end 931, so that the label object can be peeled off and removed from the label base film more easily.

[0068] 6. Labeling and embossing device 7: refer to Figure 6 , including a high-position fixed plate 71, a lifting cylinder 72 mounted on the high-position fixed plate 71, a pressing plate 73 acted upon by the lifting cylinder 72, a low-position imprinting base plate 74 located directly below the pressing plate 73, an input guide roller 75 located on one side of the low-position imprinting base plate 74, and an output guide roller 76 located on the other side of the low-position imprinting base plate 74. Under the action of the lifting cylinder 72, the pressing plate 73 can be raised or lowered; the input guide roller 75 and the output guide roller 76 can mainly play a role in tensioning and guiding the input and output plastic film 11, so that the plastic film 11 on the low-position imprinting base plate 74 has a more stable position during the imprinting process, so that the imprinting consistency of the label object is better.

[0069] VII. Distance adjustment component 3: Reference Figure 4, including a distance-adjusting base 31, a longitudinal slide groove 311 arranged on the distance-adjusting base 31, a longitudinal slide rail 321 slidably arranged in the longitudinal slide groove 311, a longitudinal moving base 32 fixed at the upper end of the longitudinal slide rail 321, a longitudinal driving device 835 acting on the longitudinal moving base 32, a transverse slide rail protruding from the upper end of the longitudinal moving base 32, a transverse moving base 33 provided with a transverse slide groove adapted to the transverse slide rail, a transverse driving device 836 acting on the transverse moving base 33, and an adapter base 34 fixed at the upper end of the transverse moving base 33, and the mounting back plate assembly 2 is fixed on the adapter base 34. The above-mentioned structural scheme of the distance-adjusting assembly 3 can finally realize the functions of the mounting back plate assembly 2 moving longitudinally and transversely relative to the distance-adjusting base 31.

[0070] Preferably, the longitudinal driving device 835 comprises a first driving mounting seat 351 fixed on the pitch adjusting base 31, a longitudinal screw rod 352 passing through the first driving mounting seat 351, a longitudinal driving operating handle 353 acting on the longitudinal screw rod 352, and a longitudinal movable nut seat 354 sleeved on the longitudinal screw rod 352, wherein the longitudinal movable nut seat 354 is fixedly connected to the longitudinal movable seat 32;

[0071] The transverse driving device 836 includes a second driving mounting seat fixed on the longitudinal moving seat 32, a transverse screw rod passing through the second driving mounting seat, a transverse driving operating handle 361 acting on the transverse screw rod, and a transverse movable nut seat sleeved on the transverse screw rod, and the transverse movable nut seat is fixedly connected to the transverse moving seat 33.

[0072] 8. Guide roller device 10: refer to Figures 1 to 8 , which is rotatably arranged on the mounting back plate assembly 2, and the guide roller device 10 is located between the feeding roller device 4 and the labeling and imprinting device 7. Further, the guide roller device 10 is composed of a plurality of tension rollers 101, and a tension passage 102 is formed between adjacent tension rollers 101, and the plastic film 11 passes through the tension passage 102. Through the guide roller device 10, the movement of the plastic film 11 is further guided and tensioned.

[0073] It is worth noting that other technical solutions of the present invention belong to the prior art and will not be described in detail.

[0074] The above is only a preferred embodiment of the present invention. It should be pointed out that ordinary technicians in this technical field can make several improvements and modifications without departing from the concept of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A plastic film labeling device, characterized in that: Included are: Base assembly (1); Installing a back plate assembly (2), which is movably arranged on the base assembly (1) via a distance adjustment assembly (3); A feed roller device (4) is used to place the raw material of the plastic film (11), and the feed roller device (4) is rotatably arranged on the upper end of the mounting back plate assembly (2); A receiving roller device (5) is used to receive the finished plastic film (11), and the receiving roller device (5) is rotatably arranged at the lower part of the mounting back plate assembly (2), the receiving roller device (5) is made of aluminum alloy, and a heating tube (51) is also embedded in the receiving roller device (5); A label roller device (6), which is used to place label raw materials, and the label roller device (6) is rotatably arranged on the left side of the mounting back plate assembly (2); A labeling and stamping device (7) is used for stamping a label raw material onto a plastic film (11) raw material, the labeling and stamping device (7) being arranged in the middle of the mounting back plate assembly (2), and the labeling and stamping device (7) being located between the label roller device (6) and the label roller device (6); A driving device (8) acting on the receiving roller device (5) to cause the receiving roller device (5) to rotate; A movable label taking device (9) is movably mounted on the mounting back plate assembly (2) and is used to move label raw materials from the label roller device (6) to the labeling and stamping device (7).

2. The plastic film labeling device according to claim 1, characterized in that: The receiving roller device (5) comprises a receiving roller body (52) and a receiving tensioning wheel set (53), wherein the receiving tensioning wheel set (53) is located between the receiving roller body (52) and the labeling and stamping device (7); The driving device (8) comprises a driving motor (81), an active transmission pulley (82) transmission-connected to the driving motor (81), a driven transmission pulley (83) transmission-connected to the receiving roller body (52) and the receiving tensioning wheel group (53), and a conveyor belt (84) wound around the active transmission pulley (82) and the driven transmission pulley (83).

3. The plastic film labeling device according to claim 1, characterized in that: The feed roller device (4) comprises a first feed bracket (41) and a feed roller body (42); the first feed bracket (41) is vertically fixed to the upper end of the mounting back plate assembly (2); and the feed roller body (42) is rotatably connected to the first feed bracket (41).

4. The plastic film labeling device according to claim 1, characterized in that: The label roller device (6) comprises a second feed bracket (61) and a label roller body (62), wherein the second feed bracket (61) is laterally fixed on the left side of the mounting back plate assembly (2), and the label roller body (62) is rotatably connected to the second feed bracket (61).

5. The plastic film labeling device according to claim 1, characterized in that: The mobile label picking device (9) comprises a linear drive module (91) fixed to the rear end of the mounting back plate assembly (2), an adapter bracket (92) acted upon by the linear drive module (91), and a material transfer plate (93) fixed to the adapter bracket (92), wherein the material transfer plate (93) has a shovel-shaped end (931).

6. The plastic film labeling device according to claim 1, characterized in that: The labeling and stamping device (7) comprises a high-position fixed plate (71), a lifting cylinder (72) mounted on the high-position fixed plate (71), a pressure plate (73) acted upon by the lifting cylinder (72), a low-position stamping base plate (74) located directly below the pressure plate (73), an input guide roller (75) located on one side of the low-position stamping base plate (74), and an output guide roller (76) located on the other side of the low-position stamping base plate (74).

7. The plastic film labeling device according to claim 1, characterized in that: The distance adjustment component (3) comprises a distance adjustment base (31), a longitudinal slide groove (311) arranged on the distance adjustment base (31), a longitudinal slide rail (321) slidably arranged in the longitudinal slide groove (311), a longitudinal movable seat (32) fixed at the upper end of the longitudinal slide rail (321), a longitudinal driving device (8) (35) acting on the longitudinal movable seat (32), a transverse slide rail protruding from the upper end of the longitudinal movable seat (32), a transverse movable seat (33) provided with a transverse slide groove adapted to the transverse slide rail, a transverse driving device (8) (36) acting on the transverse movable seat (33), and an adapter seat (34) fixed at the upper end of the transverse movable seat (33), and the mounting back plate component (2) is fixed on the adapter seat (34).

8. The plastic film labeling device according to claim 7, characterized in that: The longitudinal drive device (8) (35) comprises a first drive mounting seat (351) fixed on the distance adjustment base (31), a longitudinal screw rod (352) passing through the first drive mounting seat (351), a longitudinal drive operating handle (353) acting on the longitudinal screw rod (352), and a longitudinal movable nut seat (354) sleeved on the longitudinal screw rod (352), wherein the longitudinal movable nut seat (354) is fixedly connected to the longitudinal movable seat (32); The transverse driving device (8) (36) comprises a second driving mounting seat fixed on the longitudinal moving seat (32), a transverse screw rod passing through the second driving mounting seat, a transverse driving operating handle (361) acting on the transverse screw rod, and a transverse movable nut seat sleeved on the transverse screw rod, wherein the transverse movable nut seat is fixedly connected to the transverse moving seat (33).

9. The plastic film labeling device according to claim 1, characterized in that: It also includes a guide roller device (10), which is rotatably arranged on the mounting back plate assembly (2), and the guide roller device (10) is located between the feed roller device (4) and the labeling and stamping device (7).

10. The plastic film labeling device according to claim 9, characterized in that: The guide roller device (10) is composed of a plurality of tension rollers (101), and a tension passage (102) is formed between adjacent tension rollers (101).

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