Heat sealing mechanism of box type modified atmosphere packaging machine

Abstract

The utility model relates to the technical field of packaging machines, and discloses a heat sealing mechanism of a box type modified atmosphere packaging machine, which comprises a main body mechanism and an auxiliary clamping mechanism, and the auxiliary clamping mechanism is positioned on the left side above the main body mechanism. According to the heat sealing mechanism of the box type modified atmosphere packaging machine, through the use of the main body mechanism, when the heat sealing mechanism is used, a driving motor in a fixing groove formed in the upper end of a connecting plate runs to drive a movable lead screw to rotate, a sliding block at the outer end of the movable lead screw moves rightwards to adjust the position, and the sliding block moves leftwards when the driving motor rotates reversely; the installation frame is fixed through the connecting rod, the electric push rod at the upper end of the installation frame operates to drive the push rod to move up and down for use, when the heating sealer is used, preheating is conducted firstly, then a bag needing to be sealed is placed below the heating sealer, and the heating sealer moves downwards to seal the bag. And the position of the heating sealer can be adjusted according to different requirements, and use is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging machines, in particular to a heat sealing mechanism of a box-type modified atmosphere packaging machine. Background Art

[0002] The modified atmosphere fresh-keeping packaging machine evacuates the air in the original packaging box and fills it with a mixed gas (nitrogen, oxygen, carbon dioxide) in a certain ratio to effectively preserve the packaged food.

[0003] The prior art CN202807176U patent proposes a heat sealing mechanism for a box-type modified atmosphere packaging machine, which includes a heating mold and a cylinder; the working end of the cylinder is connected to the heating mold and drives the heating mold to move up and down; and an anti-sticking spray coating is provided on the outer surface of the heating mold. The utility model solves the problem that the heating mold of the existing box-type modified atmosphere packaging machine is easy to stick to the packaging box and is difficult to clean, thereby affecting the packaging quality and work efficiency.

[0004] The heat sealing mechanism of the existing box-type modified atmosphere packaging machine is not convenient to adjust the position of the sealing device when in use, and it is not convenient to adjust the sealing position when sealing bags of different lengths, so that the practicability of the device is low. Utility Model Content

[0005] The utility model aims to provide a heat-sealing mechanism for a box-type modified atmosphere packaging machine, so as to solve the problems in the above-mentioned background technology that it is inconvenient to adjust the position of the sealing device when in use, and it is inconvenient to adjust the sealing position when sealing bags of different lengths, so that the practicability of the device is low.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a heat sealing mechanism of a box-type modified atmosphere packaging machine, comprising a main mechanism and an auxiliary clamping mechanism, wherein the auxiliary clamping mechanism is located on the left side above the main mechanism, and the main mechanism comprises a fixed bottom plate, a connecting plate, a fixed groove, a driving motor and a movable screw rod, wherein the connecting plates are evenly distributed at the left and right ends of the fixed bottom plate, the fixed groove is fixedly arranged in the middle of the upper end of the connecting plate, the driving motor is fixedly installed at the right end of the inner side of the fixed groove, and the movable screw rod is fixedly installed at the transmission end of the left end of the driving motor.

[0007] Preferably, the main body mechanism further includes a sliding block, a connecting rod and a mounting frame, the sliding block is movably mounted on the outer end of the movable screw rod, the connecting rod is fixedly mounted on the upper end of the sliding block, and the mounting frame is fixedly mounted on the upper end of the connecting rod.

[0008] Preferably, the main body mechanism also includes an electric push rod, a push rod and a heating sealer, the electric push rod is fixedly mounted on the middle of the upper end of the mounting frame, the push rod is movably mounted on the lower end of the electric push rod, and the heating sealer is fixedly mounted on the lower end of the push rod.

[0009] Preferably, the auxiliary clamping mechanism includes a bearing groove, a servo motor, a double-sided threaded rod, a movable nut, a connecting block, a support frame, a clamping plate, a placement base plate, a shock-absorbing buffer, a load-bearing plate, a universal wheel and a brake. The bearing groove is fixedly arranged in the middle of the front side of the upper end of the fixed base plate, the servo motor is fixedly installed at the left end of the inner side of the bearing groove, and the double-sided threaded rod is fixedly installed at the transmission end of the right end of the servo motor.

[0010] Preferably, the movable nuts are evenly distributed on the left and right sides of the outer end of the double-sided threaded rod, the movable nuts are threadedly connected to the outer end of the double-sided threaded rod, the connecting block is fixedly installed on the upper end of the movable nuts, and the support frame is fixedly installed above the left end of the connecting block.

[0011] Preferably, the clamping plate is fixedly mounted on the left end of the support frame, the placement base plate is fixedly mounted on the lower end of the fixed base plate, and the shock-absorbing buffers are evenly distributed on the lower end of the placement base plate.

[0012] Preferably, the load-bearing plate is fixedly mounted on the lower end of the shock-absorbing buffer, the universal wheels are evenly distributed on the lower end of the load-bearing plate, and the brake is movably mounted on the left end of the inner side of the universal wheels.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The heat sealing mechanism of the box-type modified atmosphere packaging machine, through the use of the main body mechanism, when in use, the operation of the driving motor in the fixed groove opened at the upper end of the connecting plate drives the movable screw to rotate, so that the sliding block at the outer end moves to the right to adjust the position, and the driving motor reverses to move the sliding block to the left, and the mounting frame is fixed by the connecting rod, and the operation of the electric push rod at the upper end of the mounting frame drives the push rod to move up and down for use. When the heating sealer is used, it is preheated first and then the bag to be sealed is placed under the heating sealer, and the heating sealer is moved downward to seal it, so that the position of the heating sealer can be adjusted according to different needs, which is more convenient to use;

[0015] 2. The heat sealing mechanism of the box-type modified atmosphere packaging machine, through the use of an auxiliary clamping mechanism, enables the servo motor on the inner side of the bearing groove to run and drive the double-sided threaded rod to rotate when in use, so that the movable nut at the outer end moves inwardly and oppositely, and the support frame is fixed by the connecting block, and the support frame is connected to the fixed supporting plate, and the bag to be sealed is clamped by the supporting plate, and it is connected to the fixed bottom plate by the placing bottom plate, and the shock-absorbing buffer at the lower end of the placing bottom plate is used to dampen the shock and buffer the equipment, and the equipment is moved by the universal wheel at the lower end of the load-bearing plate, and the universal wheel can be fixed by stepping on the brake. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0017] Figure 2 This is a detailed structural diagram of the fixed bottom plate of the utility model;

[0018] Figure 3 This is a detailed structural diagram of the fixing groove of the utility model;

[0019] Figure 4 It is a detailed structural diagram of the double-sided threaded rod of the utility model.

[0020] In the figure: 1. Main body; 101. Fixed bottom plate; 102. Connecting plate; 103. Fixed groove; 104. Driving motor; 105. Active screw rod; 106. Sliding block; 107. Connecting rod; 108. Mounting frame; 109. Electric push rod; 110. Push rod; 111. Heating sealer; 2. Auxiliary clamping mechanism; 201. Loading groove; 202. Servo motor; 203. Double-sided threaded rod; 204. Active nut; 205. Connecting block; 206. Support frame; 207. Clamping plate; 208. Placement bottom plate; 209. Shock-absorbing buffer; 210. Load-bearing plate; 211. Universal wheel; 212. Brake. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1-Figure 4The utility model provides a technical solution: a heat sealing mechanism of a box-type modified atmosphere packaging machine, comprising a main mechanism 1 and an auxiliary clamping mechanism 2, the auxiliary clamping mechanism 2 is located on the left side above the main mechanism 1, the main mechanism 1 comprises a fixed bottom plate 101, a connecting plate 102, a fixed groove 103, a driving motor 104 and a movable screw 105, the connecting plates 102 are evenly distributed at the left and right ends of the fixed bottom plate 101, the fixed groove 103 is fixedly arranged in the middle of the upper end of the connecting plate 102, the driving motor 104 is fixedly installed at the right end of the inner side of the fixed groove 103, and the movable screw 105 is fixedly installed at the transmission end of the left end of the driving motor 104.

[0023] The main mechanism 1 also includes a sliding block 106, a connecting rod 107 and a mounting frame 108. The sliding block 106 is movably mounted on the outer end of the movable screw rod 105, the connecting rod 107 is fixedly mounted on the upper end of the sliding block 106, and the mounting frame 108 is fixedly mounted on the upper end of the connecting rod 107. The main mechanism 1 also includes an electric push rod 109, a pushing rod 110 and a heating sealer 111. The electric push rod 109 is fixedly mounted in the middle of the upper end of the mounting frame 108, the pushing rod 110 is movably mounted on the lower end of the electric push rod 109, and the heating sealer 111 is fixedly mounted on the lower end of the pushing rod 110.

[0024] The auxiliary clamping mechanism 2 includes a bearing slot 201, a servo motor 202, a double-sided threaded rod 203, a movable nut 204, a connecting block 205, a support frame 206, a clamping plate 207, a placement base plate 208, a shock-absorbing buffer 209, a load-bearing plate 210, a universal wheel 211 and a brake 212. The bearing slot 201 is fixedly arranged at the front middle part of the upper end of the fixed base plate 101, the servo motor 202 is fixedly installed at the left end of the inner side of the bearing slot 201, the double-sided threaded rod 203 is fixedly installed at the transmission end of the right end of the servo motor 202, and the movable nuts 204 are evenly distributed on the left and right sides of the outer end of the double-sided threaded rod 203. The movable nut 204 is threadedly connected to the outer end of the double-sided threaded rod 203, the connecting block 205 is fixedly installed on the upper end of the movable nut 204, the support frame 206 is fixedly installed above the left end of the connecting block 205, the clamping plate 207 is fixedly installed on the left end of the support frame 206, the placement base plate 208 is fixedly installed on the lower end of the fixed base plate 101, the shock-absorbing buffer 209 is evenly distributed at the lower end of the placement base plate 208, the load-bearing plate 210 is fixedly installed at the lower end of the shock-absorbing buffer 209, the universal wheel 211 is evenly distributed at the lower end of the load-bearing plate 210, and the brake 212 is movably installed at the left end of the inner side of the universal wheel 211.

[0025] Working principle: When the heat sealing mechanism of the box-type modified atmosphere packaging machine is needed, the equipment is moved through the universal wheel 211 at the lower end of the load-bearing plate 210, and the universal wheel 211 can be fixed by stepping on the brake 212. The operation of the driving motor 104 in the fixed groove 103 opened at the upper end of the connecting plate 102 drives the movable screw 105 to rotate, so that the sliding block 106 at the outer end moves to the right to adjust the position. The driving motor 104 reverses and the sliding block 106 moves to the left. The mounting frame 108 is fixed by the connecting rod 107, and the driving rod 110 is driven to move up and down by the operation of the electric push rod 109 at the upper end of the mounting frame 108. When using it, the heating sealer 111 is preheated before it is needed. The sealed bag is placed under the heating sealer 111, and is sealed by moving the heating sealer 111 downward, so that the position of the heating sealer 111 can be adjusted according to different needs. The servo motor 202 inside the bearing groove 201 drives the double-sided threaded rod 203 to rotate, so that the movable nut 204 at the outer end moves inwardly, and the support frame 206 is fixed by the connecting block 205. The fixed clamping plate 207 is connected through the support frame 206, and the bag to be sealed is clamped by the clamping plate 207. The bottom plate 208 is placed to connect it to the fixed bottom plate 101, and the shock-absorbing buffer 209 at the lower end of the bottom plate 208 is used to dampen the shock of the device.

[0026] Finally, it should be noted that the above content is only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Simple modifications or equivalent substitutions of the technical solution of the utility model by ordinary technicians in this field do not deviate from the essence and scope of the technical solution of the utility model.

Claims

1. A heat sealing mechanism of a box-type modified atmosphere packaging machine, comprising a main mechanism (1) and an auxiliary clamping mechanism (2), characterized in that: The auxiliary clamping mechanism (2) is located on the left side above the main mechanism (1); the main mechanism (1) comprises a fixed base plate (101), a connecting plate (102), a fixed slot (103), a drive motor (104) and a movable screw rod (105); the connecting plate (102) is evenly distributed at the left and right ends of the fixed base plate (101); the fixed slot (103) is fixedly arranged in the middle of the upper end of the connecting plate (102); the drive motor (104) is fixedly installed at the right end of the inner side of the fixed slot (103); and the movable screw rod (105) is fixedly installed at the transmission end of the left end of the drive motor (104); The main body mechanism (1) further comprises a sliding block (106), a connecting rod (107) and a mounting frame (108), wherein the sliding block (106) is movably mounted on the outer end of the movable screw rod (105), the connecting rod (107) is fixedly mounted on the upper end of the sliding block (106), and the mounting frame (108) is fixedly mounted on the upper end of the connecting rod (107); The main body mechanism (1) further comprises an electric push rod (109), a pushing rod (110) and a heating sealer (111); the electric push rod (109) is fixedly mounted at the middle of the upper end of the mounting frame (108); the pushing rod (110) is movably mounted at the lower end of the electric push rod (109); and the heating sealer (111) is fixedly mounted at the lower end of the pushing rod (110).

2. The heat sealing mechanism of the box-type modified atmosphere packaging machine according to claim 1, characterized in that: The auxiliary clamping mechanism (2) comprises a bearing slot (201), a servo motor (202), a double-sided threaded rod (203), a movable nut (204), a connecting block (205), a support frame (206), a clamping plate (207), a placement base plate (208), a shock-absorbing buffer (209), a load-bearing plate (210), a universal wheel (211) and a brake (212); the bearing slot (201) is fixedly arranged at the middle of the front side of the upper end of the fixed base plate (101); the servo motor (202) is fixedly mounted at the left end of the inner side of the bearing slot (201); and the double-sided threaded rod (203) is fixedly mounted at the transmission end of the right end of the servo motor (202).

3. The heat sealing mechanism of the box-type modified atmosphere packaging machine according to claim 2, characterized in that: The movable nuts (204) are evenly distributed on the left and right sides of the outer end of the double-sided threaded rod (203), the movable nuts (204) are threadedly connected to the outer end of the double-sided threaded rod (203), the connecting block (205) is fixedly mounted on the upper end of the movable nuts (204), and the supporting frame (206) is fixedly mounted above the left end of the connecting block (205).

4. The heat sealing mechanism of the box-type modified atmosphere packaging machine according to claim 3, characterized in that: The clamping plate (207) is fixedly mounted on the left end of the support frame (206), the placement base plate (208) is fixedly mounted on the lower end of the fixed base plate (101), and the shock absorbing buffers (209) are evenly distributed on the lower end of the placement base plate (208).

5. The heat sealing mechanism of the box-type modified atmosphere packaging machine according to claim 4, characterized in that: The load-bearing plate (210) is fixedly mounted on the lower end of the shock-absorbing buffer (209), the universal wheels (211) are evenly distributed on the lower end of the load-bearing plate (210), and the brake (212) is movably mounted on the left end of the inner side of the universal wheels (211).

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