Hot galvanized plate embossing device

Abstract

The utility model provides a hot galvanized plate knurling device which comprises a knurling roller body, the knurling roller body comprises a roller core, knurling roller sleeves and a pressing disc, and the knurling roller sleeves are combined to form a cylindrical shape to cover the roller core. The knurling roller sleeve is attached to the surface of the roller core, the buckling teeth on the inner side of the knurling roller sleeve are inserted into the buckling tooth grooves formed in the roller core, then the knurling roller sleeve slides in the axial direction of the roller core, the pressing disc is rotated, the two ends of the knurling roller sleeve are clamped and fixed by combining the baffle rings, and therefore assembling of the knurling roller sleeve is completed, the disassembling and assembling mode is simple, and the assembling efficiency is high. And the connecting structure of the knurling roller sleeve and the roller core adopts a wedge-shaped structure, so that the knurling roller sleeve is more attached to the surface of the roller core, and the knurling roller sleeve and the roller core are not loosened.

Description

Technical Field

[0001] This utility model relates to the field of hot-dip galvanized sheet production technology, and in particular to a hot-dip galvanized sheet embossing device. Background Technology

[0002] In the production process of hot-dip galvanized sheets, embossing machines are used to emboss, bubble, wrinkle, and mark trademarks on the sheets. For example, application number CN202021627593.1 discloses an embossing device for galvanized sheets, which can emboss the material sheet by installing an embossing roller. However, the embossing roller in this device has certain drawbacks. The embossing roller is an integral structure with the printing machine body, making it inconvenient to disassemble and replace. Existing detachable embossing rollers also require hammering for disassembly, which can damage the roller. Utility Model Content

[0003] To address the aforementioned problems, this utility model proposes a hot-dip galvanized sheet embossing device, which can more accurately solve the problems described above.

[0004] This utility model is achieved through the following technical solution:

[0005] This utility model proposes a hot-dip galvanized sheet embossing device, including an embossing roller body. The embossing roller body includes a roller core, an embossing roller sleeve, and a pressure plate. Several embossing roller sleeves are joined together to form a cylindrical cover outside the roller core. The roller core has 2-3 toothed grooves corresponding to each embossing roller sleeve. The inner sidewall of the embossing roller sleeve that is in contact with the roller core surface is integrally formed with teeth, and the teeth are engaged with the corresponding teeth in the toothed grooves on the roller core. One end of the roller core is integrally formed with a retaining ring, and both ends of the roller core are provided with roller shafts. The roller shaft at the end away from the retaining ring is provided with an outer threaded part, and a pressure plate is screwed onto the outer threaded part. The pressure plate abuts against one side of the embossing roller sleeve, and a hexagonal wrench head is integrally formed on the outer side of the pressure plate.

[0006] Furthermore, the buckle tooth is an "L" shaped buckle tooth, the buckle tooth end is wedge-shaped, and the buckle tooth groove is a wedge-shaped groove that cooperates with the buckle tooth.

[0007] Furthermore, a limiting rib is integrally formed on the outer wall of the roller core at the position where every two embossing roller sleeves meet, and limiting rib grooves that cooperate with the limiting rib are opened on both sides of the inner wall of the embossing roller sleeve.

[0008] Furthermore, a pair of limiting pins are provided on the inner side wall of the retaining ring corresponding to the position of each embossing roller sleeve. A limiting pin hole is opened at one end of the embossing roller sleeve corresponding to the position of the limiting pin, and the limiting pin is inserted into the limiting pin hole provided on the corresponding embossing roller sleeve.

[0009] Furthermore, on the outer wall of the roll core, heat dissipation oil channels in the shape of a "mesh" are provided at positions corresponding to each embossing roll sleeve. Oil guide channels are provided at the outer ends of the roll core on both sides of the roll core, and the ends of the heat dissipation oil channels are respectively connected to the oil guide channels on both sides through branch oil channels.

[0010] Advantages of the present utility model:

[0011] 1. In the present utility model, the embossing roll sleeve is fitted on the surface of the roll core, and the engaging teeth inside the embossing roll sleeve are inserted into the engaging tooth grooves provided on the roll core. Then, it slides axially along the roll core. Next, by rotating the pressure plate and combining with the retaining ring, both ends of the embossing roll sleeve are clamped and fixed, thus completing the assembly of the embossing roll sleeve. The disassembly and assembly method is simple, the replacement is convenient, and the connection structure between the embossing roll sleeve and the roll core adopts a wedge-shaped structure, making the embossing roll sleeve more closely fitted to the surface of the roll core without loosening;

[0012] 2. In the present utility model, the roll shafts at both ends of the roll core are connected to the cooling oil circuit system, so that the cooling oil liquid is introduced along the oil guide channel in one of the roll shafts and is branched through the branch oil channels into the heat dissipation oil channels provided on the outer wall of the roll core, thereby achieving the effect of cooling and temperature reduction for each embossing roll sleeve, avoiding the phenomenon that the embossing roll sleeve is prone to thermal deformation due to excessive temperature, and further causing the embossing to be distorted and uneven. Description of the drawings

[0013] Figure 1 is an exploded three-dimensional structure schematic diagram of the present utility model;

[0014] Figure 2 is a three-dimensional structure schematic diagram of the present utility model;

[0015] Figure 3 is a three-dimensional structure schematic diagram of the roll core in the present utility model;

[0016] Figure 4 is a three-dimensional structure schematic diagram of the embossing roll sleeve in the present utility model;

[0017] Figure 5 is a front cross-sectional view of the structure of the present utility model.

[0018] In the figure: 1. Embossing roll body; 101. Roll core; 1011. Roll shaft; 1012. External thread part; 1013. Engaging tooth groove; 1014. Retaining ring; 1015. Limit pin; 1016. Limit rib; 1017. Heat dissipation oil channel; 1018. Branch oil channel; 1019. Oil guide channel; 102. Embossing roll sleeve; 1021. Engaging tooth; 1022. Limit rib groove; 1023. Limit pin hole; 103. Pressure plate; 1031. Hexagonal wrench head. Detailed implementation manners

[0019] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model. Example 1

[0020] A hot-dip galvanized sheet embossing device includes an embossing roller body 1, characterized in that the embossing roller body 1 includes a roller core 101, an embossing roller sleeve 102, and a pressure plate 103, with a plurality of embossing roller sleeves 102 wrapped together to form a cylindrical cover over the outside of the roller core 101, combined with... Figure 3 , Figure 4 and Figure 5 As shown, the roller core 101 has 2-3 toothed grooves 1013 corresponding to each embossing roller sleeve 102. The inner wall of the embossing roller sleeve 102 that is in contact with the surface of the roller core 101 has integrally formed teeth 1021, which engage with the corresponding toothed grooves 1013 on the roller core 101. One end of the roller core 101 has an integrally formed retaining ring 1014, and both ends of the roller core 101 have roller shafts 1011. The roller shaft 1011 at the end away from the retaining ring 1014 has an outer thread portion 1012, and a pressure plate 103 is screwed onto the outer thread portion 1012. The pressure plate 103 abuts against one side of the embossing roller sleeve 102. A hexagonal wrench head 1031 is integrally formed on the outer side of the pressure plate 103. Specifically... During installation, the embossing roller sleeve 102 is attached to the surface of the roller core 101, and the buckle teeth 1021 on the inner side of the embossing roller sleeve 102 are inserted into the buckle tooth groove 1013 opened in the roller core 101. Then, it slides along the axial direction of the roller core 101. Then, by rotating the pressure plate 103, the two ends of the embossing roller sleeve 102 are clamped and fixed by the retaining ring 1014, thereby completing the assembly of the embossing roller sleeve 102. The buckle teeth 1021 are "L" shaped buckle teeth, and the buckle teeth 1021 have wedge-shaped ends. The buckle tooth groove 1013 is a wedge-shaped groove that matches the buckle teeth 1021. During the assembly process of the embossing roller sleeve 102, the wedge structure design can make the embossing roller sleeve 102 fit more closely to the surface of the roller core 101 and prevent it from loosening.

[0021] It is worth mentioning that on the outer wall of the roll core 101 and corresponding to the connection positions of every two embossing roll sleeves 102, limiting rib strips 1016 are integrally formed. On both sides of the inner wall of the embossing roll sleeve 102, limiting rib grooves 1022 are provided which are matched with the limiting rib strips 1016. After the embossing roll sleeve 102 is assembled, it can limit both sides of the embossing roll sleeve 102 and prevent it from shifting. On the inner side wall of the retaining ring 1014, a pair of limiting pins 1015 are provided corresponding to the position of each embossing roll sleeve 102. At the position corresponding to the limiting pins 1015 at one end of the embossing roll sleeve 102, limiting pin holes 1023 are provided, and the limiting pins 1015 are inserted into the limiting pin holes 1023 provided in the corresponding embossing roll sleeve 102, further improving the limitation of the embossing roll sleeve 102 and preventing the embossing roll sleeve 102 from loosening and shifting.

[0022] The technical solutions in the above embodiments of the present application at least have the following technical effects or advantages: In the present utility model, the embossing roll sleeve 102 is fitted on the surface of the roll core 101, and the engaging teeth 1021 inside the embossing roll sleeve 102 are inserted into the engaging tooth grooves 1013 provided on the roll core 101, then slide along the axial direction of the roll core 101, and then by rotating the pressure plate 103, the retaining ring 1014 is used to clamp and fix both ends of the embossing roll sleeve 102, thereby completing the assembly of the embossing roll sleeve 102. The disassembly and assembly method is simple and convenient for replacement. Moreover, the connection structure between the embossing roll sleeve 102 and the roll core 101 adopts a wedge-shaped structure, making the embossing roll sleeve 102 more closely fitted to the surface of the roll core 101 without loosening. Embodiment 2

[0023] On the outer wall of the roll core 101 and corresponding to the position of each embossing roll sleeve 102, heat dissipation oil channels 1017 in the shape of a "mesh" are provided. At the outer ends of the roll core 101 on both sides of the roll core 101, oil guiding channels 1019 are provided, and the ends of the heat dissipation oil channels 1017 are respectively connected to the oil guiding channels 1019 on both sides through branch oil channels 1018, so that an oil channel is formed between the roll shafts 1011 at both ends of the roll core 101 and the heat dissipation oil channels 1017 provided on the surface of the roll core 101.

[0024] The technical solutions in the above embodiments of the present application at least have the following technical effects or advantages: In the present utility model, the roll shafts 1011 at both ends of the roll core 101 are connected to the cooling oil circuit system, so that the cooling oil liquid is introduced along the oil guiding channel 1019 in one of the roll shafts 1011, and is branched through the branch oil channels 1018 into the heat dissipation oil channels 1017 provided on the outer wall of the roll core 101, thereby achieving the effect of cooling and temperature reduction for each embossing roll sleeve 102, avoiding the phenomenon that the embossing roll sleeve 102 is prone to thermal deformation due to too high temperature, and further causing the embossing to be distorted and uneven.

[0025] Of course, there may be other implementations of this utility model. Based on this implementation, other implementations obtained by those skilled in the art without any creative effort are all within the scope of protection of this utility model.

Claims

1. A hot-dip galvanized sheet embossing device comprising an embossing roll body (1), characterized in that, The embossing roller body (1) comprises a roller core (101), an embossing roller sleeve (102) and a pressure plate (103), a plurality of the embossing roller sleeves (102) are embraced to form a cylindrical cover outside the roller core (101), 2-3 detent grooves (1013) are arranged on the roller core (101) and correspond to each embossing roller sleeve (102), a detent (1021) is integrally formed on the inner side wall of the embossing roller sleeve (102) and the roller core (101) surface, and the detent (1021) is correspondingly buckled in the detent groove (1013) arranged on the roller core (101), a stop ring (1014) is integrally formed on one end of the roller core (101), roller shafts (1011) are arranged at both ends of the roller core (101), an external thread part (1012) is arranged on the roller shaft (1011) away from the stop ring (1014), the pressure plate (103) is screwed on the external thread part (1012), and the pressure plate (103) abuts against one side of the embossing roller sleeve (102), a hexagonal wrench head (1031) is integrally formed on the outer side of the pressure plate (103).

2. The embossing device for a hot-dip galvanized steel sheet according to claim 1, wherein The detent (1021) is an "L" type detent, the detent end of the detent (1021) is wedge-shaped, and the detent groove (1013) is a wedge-shaped groove matched with the detent (1021).

3. The embossing device for a hot-dip galvanized steel sheet according to claim 1, wherein A limiting rib (1016) is integrally formed on the outer wall of the roller core (101) and corresponds to the position where every two embossing roller sleeves (102) are connected, and a limiting rib groove (1022) matched with the limiting rib (1016) is arranged on the inner wall of the embossing roller sleeve (102).

4. The embossing device for a hot-dip galvanizing sheet according to claim 1, wherein A pair of limiting pins (1015) are arranged on the inner side wall of the stop ring (1014) and correspond to the position of each embossing roller sleeve (102), a limiting pin hole (1023) is arranged on one end of the embossing roller sleeve (102) and corresponds to the position of the limiting pin (1015), and the limiting pin (1015) is inserted into the limiting pin hole (1023) arranged on the corresponding embossing roller sleeve (102).

5. The embossing device for a hot-dip galvanizing sheet according to claim 1, wherein A heat dissipation oil channel (1017) in the shape of "eye" is arranged on the outer wall of the roller core (101) and corresponds to the position of each embossing roller sleeve (102), an oil guide channel (1019) is arranged on the outer end of the roller core (101) along the two sides of the roller core (101), and the heat dissipation oil channel (1017) is connected with the oil guide channels (1019) on both sides through oil distribution channels (1018).

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