Efficient vacuumizing plastic bag sealing machine

Abstract

The utility model belongs to the field of sealing machines, and particularly relates to a vacuumizing plastic bag efficient sealing machine which comprises a sealing machine body, a machine cover is hinged to the top of the sealing machine body, a handle is welded to the side edge of the machine cover, a locking mechanism is arranged on the upper portion of the outer side of the sealing machine body, and a fixing plate is fixedly connected to the left side of the sealing machine body. An electric push rod is fixedly installed at the bottom of the fixing plate, and the tail end of a telescopic shaft of the electric push rod is fixedly connected with a square frame. The locking mechanism is arranged at the joint of the sealing machine body and the machine cover, when the machine cover is closed, the adjusting rod is rotated through the rotating wheel, so that the adjusting block moves in the axial direction of the adjusting rod and drives the wedge-shaped block to move towards the direction of the machine cover, the machine cover is subjected to downward extrusion force along with the interaction of the inclined face of the wedge-shaped block and the machine cover, and therefore the sealing effect is achieved. And then the sealing ring is matched, the sealing performance between the machine cover and the sealing machine body can be guaranteed, air leakage is not prone to occurring, and then the sealing efficiency of the plastic bag is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of sealing machine, concretely to a kind of high-efficiency sealing machine of vacuum plastic bag. BACKGROUND

[0002] The plastic bag vacuum sealing machine is used in food processing factory to vacuum and seal the plastic bag of packaging food.

[0003] According to the search, in the utility model patent with authorized announcement No.CN220662992U, a kind of food plastic bag vacuum sealing machine is disclosed, including plastic bag vacuum sealing machine body, the right side of plastic bag vacuum sealing machine body is fixedly connected with fixed seat, compaction block is slidably installed in the lower side of fixed seat, lifting mechanism for controlling the lifting of compaction block is arranged on fixed seat, compaction block is fixedly connected with guide seat on the right side.

[0004] And the existing vacuum sealing machine, since the cover is easy to leak, it takes more time to vacuum, thereby affecting the efficiency of sealing, and since it needs to be replaced in use position, generally the bottom of machine body is installed universal wheel, but after moving, only rely on the locking of universal wheel, the overall stability is not enough. Therefore, it needs to be improved. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a kind of high-efficiency sealing machine of vacuum plastic bag, solve the problem of low sealing efficiency of existing vacuum sealing machine and poor stability after moving.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of high-efficiency sealing machine of vacuum plastic bag, including sealing machine body, the top of sealing machine body is hinged with cover, the side of cover is welded with handle, the outer side upper portion of sealing machine body is provided with locking mechanism, the left side of sealing machine body is fixedly connected with fixed plate, the bottom of fixed plate is fixedly installed with electric push rod, the telescopic shaft end of electric push rod is fixedly connected with square frame, and square frame is located on the outer side of sealing machine body, the bottom of sealing machine body is installed with universal wheel.

[0007] Preferably, the bottom of cover is fixedly connected with sealing ring, and sealing ring is in contact with sealing machine body. By the setting of sealing ring, the sealing property between cover and sealing machine body can be increased.

[0008] Preferably, the right side of sealing machine body is fixedly connected with guide block, the inside of guide block is slidably connected with guide column, and guide column is arranged through guide block, the lower end of guide column is fixedly connected with square frame. By the setting of guide column and guide block, the lifting of square frame has the effect of guiding and balancing force.

[0009] Preferably, the bottom of the frame is bonded with a rubber pad. The rubber pad can increase the friction between the frame and the ground.

[0010] Preferably, the locking mechanism comprises a hollow shell fixedly connected to the outer wall of the sealing machine body, the hollow shell is slidably connected with the cover, a wedge block is slidably connected inside the hollow shell, the wedge block is slidably connected with the cover, an adjusting block is fixedly connected to the bottom of the wedge block and slidably connected inside the hollow shell, an adjusting rod is arranged inside the hollow shell through a bearing and penetrates the hollow shell, the adjusting rod penetrates the adjusting block and is threadedly connected with the adjusting block, and a rotating wheel is fixedly connected to the end of the adjusting rod. The locking mechanism can lock the cover to prevent air leakage and improve the sealing efficiency.

[0011] Preferably, the bottom of the adjusting block is provided with a ball, and the ball is in contact with the inner surface of the hollow shell. The ball can reduce the relative friction between the adjusting block and the hollow shell.

[0012] Preferably, a spring is arranged inside the hollow shell, one end of the spring is fixedly connected with the wedge block, and the other end of the spring is fixedly connected to the inner surface of the hollow shell. The spring can apply a reaction force back to the wedge block to assist the reset of the wedge block.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] 1. The locking mechanism is arranged at the joint of the sealing machine body and the cover, when the cover is closed, the rotating wheel rotates the adjusting rod, the adjusting block moves in the axial direction, the wedge block moves towards the cover, the cover is pressed downwards through the interaction between the inclined surface of the wedge block and the cover, the sealing ring is used in cooperation, the sealing property between the cover and the sealing machine body is ensured, air leakage is avoided, and the sealing efficiency of the plastic bag is improved.

[0015] 2. The universal wheel is arranged at the bottom of the sealing machine body to change the use position, the frame is arranged on the outer side of the sealing machine body and driven to ascend and descend by the electric push rod, the rubber pad is arranged at the bottom of the frame, the frame is guided by the guide block and the guide column, the rubber pad is in contact with the ground when the frame is pushed downwards, the friction between the whole and the ground is increased, and the stability after the change of the use position is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a whole structure perspective view of the utility model;

[0017] Figure 2 It is a whole structure perspective view of the utility model;Figure 1 A schematic diagram of a partial structure;

[0018] Figure 3 For the present utility model Figure 1 A front sectional view;

[0019] Figure 4 For the present utility model Figure 3 Enlarged view of the structure of part A.

[0020] In the diagram: 1. Sealing machine body; 2. Machine cover; 3. Sealing ring; 4. Locking mechanism; 5. Handle; 6. Fixing plate; 7. Electric push rod; 8. Square frame; 9. Guide column; 10. Guide block; 11. Rubber pad; 12. Caster wheel; 41. Hollow shell; 42. Wedge block; 43. Adjusting block; 44. Ball bearing; 45. Adjusting rod; 46. Rotary wheel; 47. Spring. Detailed Implementation

[0021] 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.

[0022] Please see Figures 1-3 A high-efficiency vacuum sealing machine for plastic bags includes a sealing machine body 1, a cover 2 hinged to the top of the sealing machine body 1, and a sealing ring 3 fixedly connected to the bottom of the cover 2, with the sealing ring 3 in contact with the sealing machine body 1. The sealing ring 3 enhances the seal between the cover 2 and the sealing machine body 1. A handle 5 is welded to the side of the cover 2.

[0023] Please see Figures 1-3 A fixing plate 6 is fixedly connected to the left side of the sealing machine body 1. An electric push rod 7 is fixedly installed at the bottom of the fixing plate 6. A square frame 8 is fixedly connected to the end of the telescopic shaft of the electric push rod 7, and the square frame 8 is located on the outside of the sealing machine body 1. A caster wheel 12 is installed at the bottom of the sealing machine body 1. A guide block 10 is fixedly connected to the right side of the sealing machine body 1. A guide post 9 is slidably connected inside the guide block 10 and passes through the guide block 10. The lower end of the guide post 9 is fixedly connected to the square frame 8. The guide post 9 and the guide block 10 provide guidance and balance for the lifting and lowering of the square frame 8. A rubber pad 11 is adhered to the bottom of the square frame 8. The rubber pad 11 increases the friction between the square frame 8 and the ground.

[0024] Please see Figures 3-4The outer upper portion of the sealing machine body 1 is provided with a locking mechanism 4, the locking mechanism 4 has a locking effect on the cover 2, air leakage of the cover 2 is prevented, and the sealing efficiency is improved, the locking mechanism 4 comprises a hollow shell 41 fixedly connected to the outer wall of the sealing machine body 1, the hollow shell 41 is in sliding connection with the cover 2, a wedge block 42 is in sliding connection in the hollow shell 41, the wedge block 42 is in sliding connection with the cover 2, an adjusting block 43 is fixedly connected to the bottom of the wedge block 42 and is in sliding connection in the hollow shell 41, an adjusting rod 45 is installed in the hollow shell 41 through a bearing and is arranged to penetrate the hollow shell 41, the adjusting rod 45 penetrates the adjusting block 43 and is in threaded connection with the adjusting block 43, a rotating wheel 46 is fixedly connected to the tail end of the adjusting rod 45, a plurality of rolling balls 44 are arranged on the bottom of the adjusting block 43 and are in contact with the inner surface of the hollow shell 41. Through the arrangement of the rolling balls 44, the relative friction between the adjusting block 43 and the hollow shell 41 can be reduced, a spring 47 is arranged in the hollow shell 41, one end of the spring 47 is fixedly connected to the wedge block 42, and the other end of the spring 47 is fixedly connected to the inner surface of the hollow shell 41. Through the arrangement of the spring 47, a reaction force can be applied back to the wedge block 42, and the wedge block 42 has an auxiliary reset effect.

[0025] The specific implementation process of the utility model is as follows: in use, the packaging bag is placed in the sealing machine body 1, then the bag opening is placed at the heat sealing strip, then the cover 2 is closed, after the cover 2 is closed, the adjusting rod 45 is rotated through the rotating wheel 46, so that the adjusting block 43 moves in the axial direction and drives the wedge block 42 to move towards the cover 2, the cover 2 is subjected to downward extrusion force through the interaction between the inclined surface of the wedge block 42 and the cover 2, then the sealing ring 3 can guarantee the sealing property between the cover 2 and the sealing machine body 1, air leakage is not easy, and the sealing efficiency of the plastic bag is improved, in addition, the overall position can be changed through the universal wheel 12, after reaching the predetermined position, the square frame 8 is pushed downward through the electric push rod 7 until the rubber pad 11 at the bottom of the square frame 8 abuts against the ground, so that the friction between the overall and the ground is increased, and the stability after the movement and change of position is guaranteed.

[0026] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A high efficiency sealing machine for vacuumed plastic bags, comprising a sealing machine body (1), characterized in that: The top of the sealing machine body (1) is hinged with a machine cover (2), the side of the machine cover (2) is welded with a handle (5), the outer side upper portion of the sealing machine body (1) is provided with a locking mechanism (4), the left side of the sealing machine body (1) is fixedly connected with a fixed plate (6), the bottom of the fixed plate (6) is fixedly installed with an electric push rod (7), the telescopic shaft tail end of the electric push rod (7) is fixedly connected with a square box (8), and the square box (8) is located on the outer side of the sealing machine body (1), and the bottom of the sealing machine body (1) is installed with a universal wheel (12).

2. The high efficiency sealing machine for vacuumized plastic bags according to claim 1, characterized in that: The bottom of the machine cover (2) is fixedly connected with a sealing ring (3), and the sealing ring (3) is in contact with the sealing machine body (1).

3. The high efficiency sealing machine for vacuumized plastic bags according to claim 1, characterized in that: The right side of the sealing machine body (1) is fixedly connected with a guide block (10), the inside of the guide block (10) is slidably connected with a guide column (9), and the guide column (9) penetrates through the guide block (10) and is arranged, and the lower end of the guide column (9) is fixedly connected with the square box (8).

4. The high efficiency sealer for vacuumed plastic bags of claim 1 wherein: The bottom of the square box (8) is bonded with a rubber pad (11), and the rubber pad (11) is made of rubber material.

5. The high efficiency sealer for vacuumed plastic bags of claim 1 wherein: The locking mechanism (4) comprises a hollow shell (41) fixedly connected to the outer wall of the sealing machine body (1), the hollow shell (41) is slidably connected with the machine cover (2), the inside of the hollow shell (41) is slidably connected with a wedge block (42), the wedge block (42) is slidably connected with the machine cover (2), the bottom of the wedge block (42) is fixedly connected with an adjusting block (43), and the adjusting block (43) is slidably connected in the inside of the hollow shell (41), the inside of the hollow shell (41) is installed with an adjusting rod (45) through a bearing, and the adjusting rod (45) penetrates through the hollow shell (41) and is arranged, the adjusting rod (45) penetrates through the adjusting block (43) and is connected with the adjusting block (43) through threads, and the tail end of the adjusting rod (45) is fixedly connected with a rotating wheel (46).

6. A high efficiency sealer for vacuumed plastic bags as defined in claim 5, wherein: The bottom of the adjusting block (43) is provided with a ball (44), and the ball (44) is in contact with the inner surface of the hollow shell (41).

7. A high efficiency sealer for vacuumed plastic bags as defined in claim 5, wherein: The inside of the hollow shell (41) is provided with a spring (47), one end of the spring (47) is fixedly connected with the wedge block (42), and the other end of the spring (47) is fixedly connected to the inner surface of the hollow shell (41).

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