Cutter protection device of carton sealing machine

Abstract

The utility model discloses a cutter protection device of a carton sealing machine, which comprises a front baffle plate and a rear baffle plate connected with the front baffle plate, a first pressing wheel, a cutter assembly, a second pressing wheel, an adhesive tape support and a third pressing wheel are sequentially arranged between the front baffle plate and the rear baffle plate, and the cutter assembly is rotatably arranged on the front baffle plate and positioned between the first pressing wheel and the second pressing wheel. The adhesive tape support and the third pressing wheel are elastically connected and arranged on the front baffle 1, the cutter assembly comprises a rotating support, a fixed panel and a cutter, the rotating support is rotationally arranged on the front baffle, the fixed panel is fixedly arranged on the rotating support, the cutter is screwed on the fixed panel through a bolt, and a protection assembly is arranged on one side of the cutter. The protective assembly comprises a limiting ratchet wheel and a protective cover, the limiting ratchet wheel is installed on the front baffle, and the protective cover is installed on one side of the limiting ratchet wheel in a limiting and rotating mode. And meanwhile, the use safety of the carton sealing machine is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of carton sealing machine equipment, in particular to a cutter protection device of a carton sealing machine. Background Art

[0002] With the popularization of large-scale and automated production in enterprises, the requirements for the sealing quality and efficiency of packaging boxes for transportation packaging are also increasing year by year. In order to facilitate the sealing of packaging boxes, automatic and semi-automatic sealing machines are gradually used to seal the packaging boxes, which can save labor costs and improve packaging efficiency. Existing sealing machines usually include conveyor belt groups respectively arranged on both sides, and a movement arranged between the two conveyor belt groups for sealing operations. However, the cutter device for cutting the tape is usually exposed to the outside, which is very easy to break during transportation, or the operator may be scratched by accidental touch during transportation and unused state, posing a great safety hazard. Utility Model Content

[0003] The utility model aims to provide a clamp sight glass and a cutter protection device of a carton sealing machine for solving the above technical problems.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cutter protection device of a carton sealing machine, comprising a front baffle and a connected rear baffle, wherein a first pressure wheel, a cutter assembly, a second pressure wheel, a tape holder and a third pressure wheel are sequentially installed between the front baffle and the rear baffle, the first pressure wheel is installed on the front baffle, the second pressure wheel is hingedly provided with a linkage connection with the first pressure wheel, the cutter assembly is rotatably installed on the front baffle and is located between the first pressure wheel and the second pressure wheel, the tape holder and the third pressure wheel are elastically connected and arranged on the front baffle 1, the cutter assembly comprises a rotating bracket, a fixed panel, and a cutter, the rotating bracket is rotatably arranged on the front baffle, the fixed panel is fixedly arranged on the rotating bracket, the cutter is tightened on the fixed panel by bolts, a protective assembly is arranged on one side of the cutter, the protective assembly comprises a limiting ratchet and a protective cover, the limiting ratchet is installed on the front baffle, and the protective cover is limitedly rotatably installed on one side of the limiting ratchet.

[0005] Preferably, a shaft rod is provided on the limiting ratchet, a mounting hole for mounting the shaft rod is provided on the front baffle, a protective part and a rotating part are provided on the protective cover, an axial hole matched with the shaft rod is provided on the rotating part, and the protective part is connected to the rotating part and extends laterally toward the cutter side.

[0006] Preferably, a positioning sleeve is provided on one side of the rotating part close to the limiting ratchet, a positioning rod and an elastic member are installed in the positioning sleeve, the positioning rod is installed in the positioning sleeve, and the elastic member is sleeved on the positioning rod and arranged in the positioning sleeve.

[0007] Preferably, the positioning rod is provided with a clamping portion, the clamping portion is provided with a screw rod, and the positioning rod is provided with a screw hole matched with the screw rod.

[0008] Preferably, the clamping portion is provided with a conical surface on the side facing the limiting ratchet, and the conical surface is arranged in a gradually shrinking state towards the side facing the limiting ratchet.

[0009] Preferably, a telescopic groove is provided in the positioning sleeve, and the elastic member is arranged in the telescopic groove.

[0010] Preferably, a positioning flange is provided on the positioning rod, and a positioning groove matched with the positioning flange is provided on the positioning sleeve.

[0011] Compared with the prior art, the beneficial effect of the utility model is that when the carton sealing machine is in use, the cutter is exposed by rotating the protective cover for operation. In order to prevent the shaking of the protective cover from affecting the operation, the positioning rod on one side is pressed against the limiting ratchet by an elastic member. When the carton sealing machine stops operating, is transported or installed, the protective cover is rotated counterclockwise to above the cutter to prevent accidental touch and scratches by the operator. It has a better protective effect and improves the safety of the carton sealing machine. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of the utility model;

[0013] Figure 2 It is a schematic diagram of the structure of the cutter assembly and the protection assembly of the utility model;

[0014] Figure 3 It is a cross-sectional view of the protective component of the utility model;

[0015] Figure 4 It is a schematic diagram of the connection structure between the clamping part and the positioning rod of the utility model.

[0016] In the figure: 1. front baffle; 2. rear baffle; 3. first pressure wheel; 4. cutter assembly; 5. second pressure wheel; 8. tape bracket; 9. third pressure wheel; 10. rotating bracket; 11. fixed panel; 12. cutter; 13. bolt; 14. protection assembly; 15. limit ratchet; 16. protective cover; 17. shaft rod; 18. mounting hole; 19. protection part; 20. rotating part; 21. shaft hole; 23. positioning sleeve; 24. positioning rod; 25. elastic member; 26. clamping part; 27. screw; 28. screw hole; 29. ​​conical surface; 30. telescopic slot; 31. positioning flange; 32. positioning slide groove. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] Example: As shown in the attached Figures 1 to 4 The cutter protection device of a carton sealing machine shown in the figure comprises a front baffle plate 1 and a connected rear baffle plate 2, wherein a first pressing wheel 3, a cutting knife assembly 4, a second pressing wheel 5, a tape holder 8 and a third pressing wheel 9 are sequentially installed between the front baffle plate 1 and the rear baffle plate 2, wherein the first pressing wheel 3 is installed on the front baffle plate 1, and the second pressing wheel 5 is hingedly provided with a linkage connection (provided with a pull rod) with the first pressing wheel 3, the cutting knife assembly 4 is rotatably installed on the front baffle plate 1 and is located between the first pressing wheel 3 and the second pressing wheel 5, the tape holder 8 and the third pressing wheel 9 are elastically connected and arranged on the front baffle plate 1, and the cutting knife assembly 4 comprises a rotating bracket 10, a fixed panel 11 and a cutting knife 12, the rotating bracket 10 is rotatably arranged on the front baffle plate 1, and the fixed panel 11 is fixedly arranged on the rotating bracket 1 0, the cutter 12 is screwed on the fixed panel 11 by bolts 13, a protective assembly 14 is arranged on one side of the cutter 12, the protective assembly 14 comprises a limit ratchet 15 and a protective cover 16, the limit ratchet 15 is mounted on the front baffle 1, the protective cover 16 is limitedly rotatably mounted on one side of the limit ratchet 15, during the use of the carton sealing machine, the cutter 12 is exposed by rotating the protective cover 16 for operation, to prevent the shaking of the protective cover 16 from affecting the operation, the positioning rod 24 on one side is pressed on the limit ratchet 15 by the elastic member 25, when the carton sealing machine stops operating, during transportation and installation, the protective cover 16 is rotated counterclockwise to the top of the cutter 12 to prevent the operator from accidentally touching and scratching, which has a good protective effect and improves the safety of the carton sealing machine.

[0019] As attached Figure 1 and attached Figure 2 As shown, the limiting ratchet 15 is provided with a shaft 17, the front baffle 1 is provided with a mounting hole 18 for mounting the shaft 17, the protective cover 16 is provided with a protective portion 19 and a rotating portion 20, the rotating portion 20 is provided with an axial hole 21 adapted to the shaft 17, the protective portion 19 is connected to the rotating portion 20 and extends laterally toward the cutter 12, and the protective cover 16 realizes limiting rotation and positioning through the limiting ratchet 15, which can prevent the protective cover 16 from rotating in the open and closed states, thereby affecting the normal operation of the carton sealing machine.

[0020] As attached Figure 3As shown, a positioning sleeve 23 is provided on the side of the rotating part 20 close to the limiting ratchet 15, and a positioning rod 24 and an elastic member 25 are installed in the positioning sleeve 23. The positioning rod 24 is installed in the positioning sleeve 23, and the elastic member 25 is sleeved on the positioning rod 24 and arranged in the positioning sleeve 23. The positioning rod 24 is used to achieve tight positioning with the limiting ratchet 15, and the elastic member 25 applies pressure to the positioning rod 24 to the limiting ratchet 15, thereby playing a supporting and positioning role.

[0021] As attached Figure 4 As shown, the positioning rod 24 is provided with a clamping portion 26, and the clamping portion 26 is provided with a screw 27. The positioning rod 24 is provided with a screw hole 28 matched with the screw 27. The clamping portion 26 is provided on the positioning rod 24 for easy installation and disassembly, and the positioning rod 24 does not need to be replaced after the clamping portion 26 is worn, thereby saving maintenance costs.

[0022] As attached Figure 4 As shown, the clamping portion 26 is provided with a conical surface 29 on the side facing the limiting ratchet 15, and the conical surface 29 is arranged in a gradually shrinking state towards the side facing the limiting ratchet 15, so as to facilitate the clamping fit between the clamping portion 26 and the limiting ratchet 15. At the same time, the conical surface 29 facilitates the rotation of the protective cover 16 during rotation.

[0023] As attached Figure 3 As shown, a telescopic slot 30 is provided in the positioning sleeve 23 , and the elastic member 25 is disposed in the telescopic slot 30 . The telescopic slot 30 is provided to limit the elastic member 25 and control the telescopic stroke of the elastic member 25 to ensure the pressure transmission to the positioning rod 24 .

[0024] As attached Figure 1 As shown, the positioning rod 24 is provided with a positioning flange 31, and the positioning sleeve 23 is provided with a positioning groove 32 adapted to the positioning flange 31. The positioning flange 31 can stabilize the activity of the positioning rod 24 and prevent the positioning rod 24 from rotating during operation, thereby causing the clamping portion 26 and the limiting ratchet 15 to get stuck.

[0025] In the present invention, terms such as "upper", "lower", "left", "right", "front", "back", "vertical", "horizontal", "side", "bottom" and the like indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings. They are relational words determined only for the convenience of describing the structural relationships of the various parts or elements of the present invention, and do not specifically refer to any part or element in the present invention and cannot be understood as limitations on the present invention.

Claims

1. A cutter protection device for a carton sealing machine, comprising a front baffle (1) and a connected rear baffle (2), wherein a first pressing wheel (3), a cutter assembly (4), a second pressing wheel (5), a tape holder (8) and a third pressing wheel (9) are sequentially installed between the front baffle (1) and the rear baffle (2), wherein the first pressing wheel (3) is installed on the front baffle (1), the second pressing wheel (5) is hingedly arranged on the front baffle (1) and forms a linkage connection with the first pressing wheel (3), the cutter assembly (4) is rotatably installed on the front baffle (1) and is located between the first pressing wheel (3) and the second pressing wheel (5), the tape holder (8) and the third pressing wheel (9) are elastically connected and arranged on the front baffle (1), characterized in that: The cutter assembly (4) comprises a rotating bracket (10), a fixed panel (11), and a cutter (12); the rotating bracket (10) is rotatably mounted on the front baffle (1); the fixed panel (11) is fixedly mounted on the rotating bracket (10); the cutter (12) is screwed onto the fixed panel (11) via bolts (13); a protective assembly (14) is arranged on one side of the cutter (12); the protective assembly (14) comprises a limit ratchet (15) and a protective cover (16); the limit ratchet (15) is mounted on the front baffle (1); and the protective cover (16) is rotatably mounted on one side of the limit ratchet (15).

2. The cutter protection device of a carton sealing machine according to claim 1, characterized in that: The limiting ratchet (15) is provided with a shaft (17), the front baffle (1) is provided with a mounting hole (18) for mounting the shaft (17), the protective cover (16) is provided with a protective portion (19) and a rotating portion (20), the rotating portion (20) is provided with an axial hole (21) adapted to the shaft (17), and the protective portion (19) is connected to the rotating portion (20) and extends laterally toward one side of the cutter (12).

3. The cutter protection device of a carton sealing machine according to claim 2, characterized in that: A positioning sleeve (23) is provided on one side of the rotating part (20) close to the limiting ratchet (15), a positioning rod (24) and an elastic member (25) are installed in the positioning sleeve (23), the positioning rod (24) is installed in the positioning sleeve (23), and the elastic member (25) is sleeved on the positioning rod (24) and arranged in the positioning sleeve (23).

4. The cutter protection device for a carton sealing machine according to claim 3, characterized in that: The positioning rod (24) is provided with a clamping portion (26), the clamping portion (26) is provided with a screw rod (27), and the positioning rod (24) is provided with a screw hole (28) adapted to the screw rod (27).

5. The cutter protection device for a carton sealing machine according to claim 4, characterized in that: The clamping portion (26) is provided with a conical surface (29) on the side facing the position-limiting ratchet (15), and the conical surface (29) is provided in a gradually shrinking state on the side facing the position-limiting ratchet (15).

6. The cutter protection device for a carton sealing machine according to claim 4, characterized in that: A telescopic groove (30) is provided in the positioning sleeve (23), and the elastic member (25) is arranged in the telescopic groove (30).

7. The cutter protection device of a carton sealing machine according to claim 6, characterized in that: The positioning rod (24) is provided with a positioning flange (31), and the positioning sleeve (23) is provided with a positioning sliding groove (32) matched with the positioning flange (31).

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