CN220411099U - Speed-adjustable heat sealing machine with printing function - Google Patents

Abstract

The utility model relates to the technical field of heat sealing machines, in particular to a speed-adjustable heat sealing machine with printing, which comprises a protective shell, wherein a transmission mechanism is arranged in an inner cavity of the protective shell, a heat sealing mechanism is arranged in an inner cavity at the rear side of the transmission mechanism, a printer is arranged in an inner cavity at the right side of the heat sealing mechanism, the printer is used for printing a packaging bag subjected to heat sealing treatment, and the output end of the heat sealing mechanism is used for driving the transmission mechanism to operate. The heat sealing machine has a printing function and a speed adjusting function when carrying out heat sealing treatment on the packaging bag, and can realize control of heat sealing speed adjustment by controlling the running speed of the speed adjusting motor; the heat sealing machine realizes that the size of the printed fonts is kept consistent by controlling the matching of the printer under different heat sealing speeds; the whole layout of the whole heat sealing machine is relatively compact, the volume of the tape printing heat sealing machine is greatly reduced, and the occupied space during use is reduced.

Description

Speed-adjustable heat sealing machine with printing function

Technical Field

The utility model relates to the technical field of heat sealing machines, in particular to a speed-adjustable heat sealing machine with printing function.

Background

The heat sealing machine makes the sealing part of the plastic film become viscous state by heat under the external condition, and fuses the two films together by pressure, and maintains the strength and sealing performance after cooling, and the heat sealing machine can bear the external force in the processes of packaging, transporting, storing and consuming, so that the commodity is not cracked and leaked, and the aim of protecting the commodity is achieved.

There are various types of heat sealing machines in the prior art, mainly including small-sized hand-held heat sealing machines, fixed heat sealing machines placed therein, wherein the fixed heat sealing machines are large in heat sealing size and good in heat sealing effect, so that the heat sealing machine is widely applied in practical heat sealing occasions.

For example, in patent document CN206013171U, a heat sealer for packaging bags is disclosed, which mainly comprises a heat sealer body, an air cylinder and a hot melt plate, wherein a top plate is arranged on the top of the heat sealer body; the middle position of the top plate is fixedly connected with an air cylinder, the bottom of the air cylinder is connected with a telescopic rod, the telescopic rod extends into the heat sealing machine body, the bottom of the telescopic rod is fixedly connected with a hot melt plate … …, the inside of the heat sealing machine body is connected with a baffle, and the baffle is fixedly connected with the inner wall of the heat sealing machine body; the bottom of the baffle is fixedly connected with a conveying device in the heat sealing machine body, and the surfaces of the conveying device are connected through a conveying belt; the bottom of the conveying device is provided with a bottom plate, the right side of the bottom plate is fixedly connected with the inner wall of the heat sealing machine body, and an opening is arranged between the left side of the bottom plate and the heat sealing machine body; the controller is fixedly connected to the left side wall of the heat sealing machine body, and the top of the controller is positioned on the side wall of the heat sealing machine body and is fixedly connected with the digital-to-analog converter.

As can be seen from the disclosure of the above prior art patents, it is mainly the heat sealing that adds a storage function to the heat sealer body, but this also results in an insufficient overall compactness; in addition, the old-fashioned hot melt plate that its main part heat-seal's structure adopted accomplishes the heat-seal to the wrapping bag on the transmission device, and heat-seal speed and effect are relatively poor, and the function is single, lacks operation protective structure in addition, and the hidden danger of scalding the staff appears easily during the operation.

Therefore, the utility model designs a heat sealing machine structure which can realize safe heat sealing and has printing function and speed regulating function aiming at the problems existing in the prior heat sealing machine, so as to better solve the problems existing in the prior art.

Disclosure of Invention

The utility model aims to solve one of the technical problems, and adopts the following technical scheme: the utility model provides a heat sealing machine of adjustable speed is printed in area, includes protective housing, main control board, touch-control display screen, switch power supply, the main control board is installed on the inner chamber lateral wall of protective housing, the touch-control display screen is installed on the lateral wall of protective housing, the main control board with the touch-control display screen passes through the power cord, the signal line is connected, switch power supply with the main control board the touch-control display screen passes through the line connection, switch power supply passes through the electric wire plug and is connected with external power source install a drive mechanism in the inner chamber of protective housing the intracavity of drive mechanism's rear side is provided with a heat seal mechanism install a printer in the right side intracavity of heat seal mechanism, the printer is used for carrying out the print operation to the wrapping bag that carries out the heat seal processing, heat seal mechanism's output is used for the drive mechanism moves.

In any of the above schemes, preferably, the heating sealing mechanism comprises an adjustable speed motor fixedly installed in the inner cavity, a motor gear is connected to the output end of the adjustable speed motor, two sides of the motor gear are respectively connected and matched with the transmission mechanism and a heating gear wheel, a heating wheel with a built-in heating plate is fixedly connected to the front end of the heating wheel shaft through the heating gear wheel, the heating wheel is located at the rear side of the transmission mechanism, the heating wheel is powered through an electric slip ring configured on the heating wheel, and an adjustable driven pressing belt assembly is installed under the heating wheel and used for adjusting the pressure of the packaging bag in the transmission process of the transmission mechanism.

In any of the above schemes, preferably, the driven belt pressing assembly comprises a belt pressing wheel arranged right below the heating wheel, the belt pressing wheel realizes passive rotation along with rotation of the heating wheel, a wheel shaft of the belt pressing wheel is movably inserted into a mounting hole of a swinging seat, the left end of the swinging seat is hinged, a vertically arranged spring fixing piece is screwed in a threaded hole of a corner plate seat fixedly arranged below the right end of the swinging seat, a pressing spring is fixedly connected to the top of the spring fixing piece, the top of the pressing spring is abutted to the bottom of the right end of the swinging seat, and the pressing spring is driven by adjusting the spring fixing piece to realize up-down adjustment of the belt pressing wheel; the front end top of the pinch roller is abutted against the bottom of the upper layer belt of the synchronous belt of the lower belt transmission part.

In any of the above schemes, preferably, the transmission mechanism comprises a power connecting piece, an input end of the power connecting piece is connected with the motor gear on the heating sealing mechanism, and an output end of the power connecting piece is respectively connected with an upper belt transmission part and a lower belt transmission part which are symmetrically arranged at intervals from top to bottom.

In any of the above aspects, preferably, the power connection member includes an upper driving gear, the upper driving gear is disposed on one side of the motor gear, the upper driving gear is meshed with the motor gear, a lower driving gear is meshed below the upper driving gear, an output end of the upper driving gear is connected to an input end of the upper belt transmission member, and an output end of the lower driving gear is connected to an input end of the lower belt transmission member.

In any of the above schemes, preferably, the upper belt transmission component includes two upper belt pulleys arranged at intervals, an upper synchronous belt is cooperatively connected between the two upper belt pulleys, the upper belt pulley on the left side and the upper driving wheel gear on the rear side thereof are coaxially and fixedly connected, and the upper belt pulley on the right side is arranged in a fixed shaft rotation manner.

In any of the above schemes, preferably, the lower belt transmission component includes two lower belt pulleys arranged at intervals, a lower synchronous belt is cooperatively connected between the two lower belt pulleys, the lower belt pulley on the left side and the lower driving wheel gear on the rear side thereof are coaxially and fixedly connected, the lower belt pulley on the right side is arranged in a fixed shaft rotation way, and the lower belt pulleys are respectively arranged under the upper belt pulleys at corresponding positions.

In any of the above aspects, preferably, a holding gap for holding the packaging bag is formed between the upper timing belt of the upper belt transmission member and the lower timing belt of the lower belt transmission member, and the left end of the holding gap is close to the inlet side and the right end is close to the outlet side.

In any of the above schemes, it is preferable that a gear guide groove plate capable of being slidably positioned along the front and rear sides of the casing is installed on an outer side wall of the bag inlet opening end portion of the protective casing, the gear guide groove plate is used for guiding when a packaging bag to be heat-sealed enters the inner cavity through the bag inlet opening, and the packaging bag entering the gear guide groove plate enters the clamping gap and passes through the bottom of the heating wheel of the heating sealing mechanism and the pinch roller under the conveying action of the transmission mechanism to finish the heat sealing operation.

In any of the above aspects, preferably, the printer is located on the right side of the heating sealing mechanism and on the rear side of the transmission mechanism, and the printer is provided with a photoelectric switch and a needle type print head.

Compared with the prior art, the utility model has the following beneficial effects:

1. the heat sealing machine has a printing function and a speed adjusting function when carrying out heat sealing treatment on the packaging bag, and can realize control of heat sealing speed adjustment by controlling the running speed of the speed adjusting motor.

2. The heat sealing machine can realize that the size of the printed fonts is kept consistent by controlling the matching of the printer under different heat sealing speeds.

3. In addition, the whole layout of the whole heat sealing machine is relatively compact, the volume of the tape printing heat sealing machine is greatly reduced, and the occupied space during use is reduced.

4. The rear side of the gear guide groove plate can be adjusted to be close to or far away from the heat sealing mechanism by adjusting the mounting position of the gear guide groove plate, so that the end part gear of the packaging bag can be realized, and the heat sealing margin size of the packaging belt when the packaging belt enters the upper synchronous belt and the lower synchronous belt is changed.

5. The protective housing of whole heat sealing machine plays the purpose that realizes sheltering from inside high temperature heating wheel to can make operating personnel not have the risk of touching when the operation, play the purpose of protecting operating personnel effectively, prevent that equipment from crowding and damaging when operation, scald staff.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or features are generally identified by like reference numerals throughout the drawings. In the drawings, the elements or components are not necessarily drawn to scale.

Fig. 1 is a schematic three-dimensional structure of the present utility model.

Fig. 2 is a schematic diagram of the internal structure of the front view of the present utility model.

Fig. 3 is a schematic left-view structure of the present utility model.

Fig. 4 is a schematic diagram of the rear view internal structure of the present utility model.

Fig. 5 is a partial schematic structure of fig. 2.

In the figure, 1, a heating sealing mechanism; 1.1, a heating wheel gear; 1.2, heating the wheel shaft; 1.3, heating wheel; 1.4, a pinch roller; 1.5, spring fixing piece; 1.6, pressing a spring; 2. a printer; 2.1, a needle print head; 2.2, printing color bands;

2.3, photoelectric switch; 3. gear guide groove plates; 4. a protective housing; 5. a main control board; 6. a transmission mechanism; 6.1, a speed-adjustable motor; 6.2, a motor gear; 6.3, upper driving wheel gear; 6.4, driving wheel shafts; 6.5, upper synchronizing wheel; 6.6, an upper synchronous belt; 6.7, a lower synchronous belt; 6.8, lower synchronizing wheel; 6.9, lower driving wheel gear; 7. a touch display screen; 8. a switching power supply; 9. an inner cavity; 10. a gusset seat; 11. a clamping gap; 12. and (5) swinging the seat.

Detailed Description

Embodiments of the technical scheme of the present utility model will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and thus are merely examples, and are not intended to limit the scope of the present utility model. The specific structure of the utility model is shown in fig. 1-5.

Example 1: the utility model provides a heat sealing machine of adjustable speed is printed in area, includes protective housing 4, main control board 5, touch-control display screen 7, switch power supply 8, main control board 5 is installed on the inner chamber 9 lateral wall of protective housing 4, touch-control display screen 7 is installed on the lateral wall of protective housing 4, main control board 5 with touch-control display screen 7 passes through the power cord, the signal line is connected, switch power supply 8 with main control board 5 touch-control display screen 7 passes through the line connection, switch power supply 8 passes through the electric wire plug and is connected with external power source install a drive mechanism 6 in the inner chamber 9 of protective housing 4 the inner chamber 9 of the rear side of drive mechanism 6 is provided with one and adds heat seal mechanism 1 install a printer 2 in the right side inner chamber 9 of heat seal mechanism 1, printer 2 is used for carrying out the print operation to the wrapping bag that is processed through the heat seal mechanism 1's output is used for driving drive mechanism 6 operation. The heat sealing machine with the speed adjustable printing function plays a role in protection by virtue of the protective shell 4, and prevents the equipment from being hurt by squeezing and scalding workers during operation. Meanwhile, the whole heat sealing machine converts alternating current into stable direct current through a switching power supply 8 and supplies power to the printing head and the motor, so that the stability of equipment is improved; parameters such as heat sealing temperature, speed, printing content and the like can be changed through the touch display screen 7, the operation is convenient and flexible, wherein the main control board 5 and the touch display screen 7 are all made of products in the prior art, and the detailed description is omitted. The printer 2 is independently provided with a motor, the designed adjustable speed motor 6.1 is used as a power piece of the heat sealing mechanism 1 and the transmission mechanism, the heat sealing mechanism 1 and the transmission mechanism 6 can be driven to be matched to realize the heat sealing treatment of the edges in the process of conveying the packaging bags, and meanwhile, the speed regulation control can be carried out in the process of heat sealing; after the heat sealing is completed, the printer 2 can complete the print job for the package.

In any of the above schemes, it is preferable that the heating sealing mechanism 1 includes an adjustable speed motor 6.1 fixedly installed in the inner cavity 9, an output end of the adjustable speed motor 6.1 is connected with a motor gear 6.2, two sides of the motor gear 6.2 are respectively connected with the transmission mechanism 6 and a heating wheel 1.3 gear 1.1, the heating wheel 1.3 gear 1.1 is fixedly connected with a heating wheel 1.3 with a built-in heating plate through a front end of a heating wheel 1.3 shaft 1.2 thereon, the heating wheel 1.3 is located at a rear side of the transmission mechanism 6, the heating wheel 1.3 is powered by an electric slip ring configured thereon, an adjustable driven pressing belt assembly is installed under the heating wheel 1.3, and the driven pressing belt assembly is used for realizing adjustment of pressure in a transmission process of the transmission mechanism 6. The heating sealing mechanism 1 drives the motor gear 6.2 to rotate by means of the adjustable speed motor 6.1, so that power is sequentially transmitted to the transmission mechanism 6 on two sides and the heating wheel 1.3 gear 1.1, and the transmission mechanism 6 is used for driving the packaging bag to realize conveying and realizing hot-pressing heat sealing treatment when passing through the heating sealing mechanism 1, and heat sealing treatment of the packaging bag is completed. The driven belt pressing assembly is utilized to adjust the pressing and compacting of the driven belt, so that the clamping and conveying effects of the packaging bags are guaranteed.

In any of the above schemes, preferably, the driven belt pressing assembly includes a belt pressing wheel 1.4 disposed under the heating wheel 1.3, the belt pressing wheel 1.4 follows the rotation of the heating wheel 1.3 to realize passive rotation, a wheel shaft of the belt pressing wheel 1.4 is movably inserted into a mounting hole of a swinging seat, a left end of the swinging seat is hinged, a vertically disposed spring fixing member 1.5 is screwed into a threaded hole of a corner plate seat 10 fixedly disposed under a right end of the swinging seat 12, a pressing spring 1.6 is fixedly connected to a top of the spring fixing member 1.5, and a top of the pressing spring 1.6 is abutted to a bottom of a right end of the swinging seat, and the pressing spring 1.6 is driven by adjusting the spring fixing member 1.5 to realize upper and lower adjustment of the belt pressing wheel 1.4; the top of the front end of the pinch roller 1.4 is abutted against the bottom of the upper layer belt of the synchronous belt of the lower belt transmission part. The driven pressing belt assembly can drive the pressing spring 1.6 at the top of the driven pressing belt assembly to lift the right end of the swinging seat when the rotary spring fixing piece 1.5 is adjusted, and then drive the pressing belt wheel 1.4 to press and press the packaging bag at the top, so that the pressing effect when in heat sealing and pressing is guaranteed.

In any of the above schemes, it is preferable that the transmission mechanism 6 includes a power connection piece, an input end of the power connection piece is connected with the motor gear 6.2 on the heating sealing mechanism 1, and an output end of the power connection piece is connected with an upper belt transmission part and a lower belt transmission part which are symmetrically arranged at intervals from top to bottom.

In any of the above solutions, preferably, the power connection member includes an upper driving gear 6.3, the upper driving gear 6.3 is disposed on one side of the motor gear 6.2, the upper driving gear 6.3 is meshed with the motor gear 6.2, a lower driving gear 6.9 is meshed below the upper driving gear 6.3, an output end of the upper driving gear 6.3 is connected with an input end of the upper belt transmission component, and an output end of the lower driving gear 6.9 is connected with an input end of the lower belt transmission component. The power connecting piece plays a role in outputting power to the upper belt transmission part and the lower belt transmission part, and can control the upper belt transmission part and the lower belt transmission part to realize contrarotation at the same time, and finally, the packaging bags clamped by the power connecting piece are conveyed downstream.

In any of the above schemes, preferably, the upper belt transmission component includes two upper belt pulleys arranged at intervals, an upper synchronous belt 6.6 is cooperatively connected between the two upper belt pulleys, the upper belt pulley on the left side and the upper driving wheel gear 6.3 on the rear side are coaxially and fixedly connected, and the upper belt pulley on the right side is arranged in a fixed shaft rotation manner.

In any of the above schemes, preferably, the lower belt transmission component includes two lower belt pulleys arranged at intervals, a lower synchronous belt 6.7 is cooperatively connected between the two lower belt pulleys, the lower belt pulley on the left side and the lower driving wheel gear 6.9 on the rear side thereof are coaxially and fixedly connected, the lower belt pulley on the right side is arranged in a fixed shaft rotation way, and the lower belt pulleys are respectively arranged under the upper belt pulleys at corresponding positions.

In any of the above embodiments, it is preferable that a holding gap 11 for holding the packaging bag is formed between the upper timing belt 6.6 of the upper belt transmission member and the lower timing belt 6.7 of the lower belt transmission member, and the left end of the holding gap 11 is close to the inlet side and the right end is close to the outlet side. When the upper belt transmission part and the lower belt transmission part operate, the conveyer belt clamped between the upper belt transmission part and the lower belt transmission part can be conveyed downstream by virtue of the movement of the upper synchronous belt 6.6 and the lower synchronous belt 6.7, and the speed of conveying can be controlled by controlling the rotating speed.

Example 2: the utility model provides a heat sealing machine of adjustable speed is printed in area, includes protective housing 4, main control board 5, touch-control display screen 7, switch power supply 8, main control board 5 is installed on the inner chamber 9 lateral wall of protective housing 4, touch-control display screen 7 is installed on the lateral wall of protective housing 4, main control board 5 with touch-control display screen 7 passes through the power cord, the signal line is connected, switch power supply 8 with main control board 5 touch-control display screen 7 passes through the line connection, switch power supply 8 passes through the electric wire plug and is connected with external power source install a drive mechanism 6 in the inner chamber 9 of protective housing 4 the inner chamber 9 of the rear side of drive mechanism 6 is provided with one and adds heat seal mechanism 1 install a printer 2 in the right side inner chamber 9 of heat seal mechanism 1, printer 2 is used for carrying out the print operation to the wrapping bag that is processed through the heat seal mechanism 1's output is used for driving drive mechanism 6 operation.

The heat sealing machine with printing and speed adjusting functions in a protecting way by virtue of the protecting shell 4, so that the equipment is prevented from being hurt by squeezing and scalding workers during operation. Meanwhile, the whole heat sealing machine converts alternating current into stable direct current through a switching power supply 8 and supplies power to the printing head and the motor, so that the stability of equipment is improved; parameters such as heat sealing temperature, speed, printing content and the like can be changed through the touch display screen 7, the operation is convenient and flexible, wherein the main control board 5 and the touch display screen 7 are all made of products in the prior art, and the detailed description is omitted.

The printer 2 is independently provided with a motor, the designed adjustable speed motor 6.1 is used as a power piece of the heat sealing mechanism 1 and the transmission mechanism, the adjustable speed motor 6.1 can drive the heat sealing mechanism 1 and the transmission mechanism 6 to cooperate to realize the heat sealing treatment of the edges in the process of transmitting the packaging bags, and meanwhile, the speed regulation control can be carried out in the process of heat sealing; after the heat sealing is completed, the printer 2 can complete the print job for the package.

In any of the above schemes, it is preferable that the heating sealing mechanism 1 includes an adjustable speed motor 6.1 fixedly installed in the inner cavity 9, an output end of the adjustable speed motor 6.1 is connected with a motor gear 6.2, two sides of the motor gear 6.2 are respectively connected with the transmission mechanism 6 and a heating wheel 1.3 gear 1.1, the heating wheel 1.3 gear 1.1 is fixedly connected with a heating wheel 1.3 with a built-in heating plate through a front end of a heating wheel 1.3 shaft 1.2 thereon, the heating wheel 1.3 is located at a rear side of the transmission mechanism 6, the heating wheel 1.3 is powered by an electric slip ring configured thereon, an adjustable driven pressing belt assembly is installed under the heating wheel 1.3, and the driven pressing belt assembly is used for realizing adjustment of pressure in a transmission process of the transmission mechanism 6.

The heating sealing mechanism 1 drives the motor gear 6.2 to rotate by means of the adjustable speed motor 6.1, so that power is sequentially transmitted to the transmission mechanism 6 on two sides and the heating wheel 1.3 gear 1.1, and the transmission mechanism 6 is used for driving the packaging bag to realize conveying and realizing hot-pressing heat sealing treatment when passing through the heating sealing mechanism 1, and heat sealing treatment of the packaging bag is completed. The driven belt pressing assembly is utilized to adjust the pressing and compacting of the driven belt, so that the clamping and conveying effects of the packaging bags are guaranteed.

In any of the above schemes, preferably, the driven belt pressing assembly includes a belt pressing wheel 1.4 disposed under the heating wheel 1.3, the belt pressing wheel 1.4 is driven to rotate along with the rotation of the heating wheel 1.3, a wheel shaft of the belt pressing wheel 1.4 is movably inserted into a mounting hole of a swinging seat, a left end of the swinging seat is hinged, a vertically disposed spring fixing member 1.5 is screwed into a threaded hole of a corner plate seat 10 fixedly disposed under a right end of the swinging seat, a pressing spring 1.6 is fixedly connected to a top of the spring fixing member 1.5, and a top of the pressing spring 1.6 is abutted to a bottom of a right end of the swinging seat, and the pressing spring 1.6 is driven by adjusting the spring fixing member 1.5 to realize up-down adjustment of the belt pressing wheel 1.4; the top of the front end of the pinch roller 1.4 is abutted against the bottom of the upper layer belt of the synchronous belt of the lower belt transmission part.

The driven pressing belt assembly can drive the pressing spring 1.6 at the top of the driven pressing belt assembly to lift the right end of the swinging seat when the rotary spring fixing piece 1.5 is adjusted, and then drive the pressing belt wheel 1.4 to press and press the packaging bag at the top, so that the pressing effect when in heat sealing and pressing is guaranteed.

In any of the above schemes, it is preferable that the transmission mechanism 6 includes a power connection piece, an input end of the power connection piece is connected with the motor gear 6.2 on the heating sealing mechanism 1, and an output end of the power connection piece is connected with an upper belt transmission part and a lower belt transmission part which are symmetrically arranged at intervals from top to bottom.

In any of the above solutions, preferably, the power connection member includes an upper driving gear 6.3, the upper driving gear 6.3 is disposed on one side of the motor gear 6.2, the upper driving gear 6.3 is meshed with the motor gear 6.2, a lower driving gear 6.9 is meshed below the upper driving gear 6.3, an output end of a driving wheel shaft 6.4 of the upper driving gear 6.3 is connected with an input end of the upper belt transmission member, and an output end of a driving wheel shaft 6.4 of the lower driving gear 6.9 is connected with an input end of the lower belt transmission member.

The power connecting piece plays a role in outputting power to the upper belt transmission part and the lower belt transmission part, and can control the upper belt transmission part and the lower belt transmission part to realize contrarotation at the same time, and finally, the packaging bags clamped by the power connecting piece are conveyed downstream.

In any of the above schemes, preferably, the upper belt transmission component includes two upper belt pulleys arranged at intervals, an upper synchronous belt 6.6 is cooperatively connected between the two upper belt pulleys, the upper belt pulley on the left side and the upper driving wheel gear 6.3 on the rear side are coaxially and fixedly connected, and the upper belt pulley on the right side is arranged in a fixed shaft rotation manner.

In any of the above schemes, preferably, the lower belt transmission component includes two lower belt pulleys arranged at intervals, a lower synchronous belt 6.7 is cooperatively connected between the two lower belt pulleys, the lower belt pulley on the left side and the lower driving wheel gear 6.9 on the rear side thereof are coaxially and fixedly connected, the lower belt pulley on the right side is arranged in a fixed shaft rotation way, and the lower belt pulleys are respectively arranged under the upper belt pulleys at corresponding positions.

In any of the above embodiments, it is preferable that a holding gap 11 for holding the packaging bag is formed between the upper timing belt 6.6 of the upper belt transmission member and the lower timing belt 6.7 of the lower belt transmission member, and the left end of the holding gap 11 is close to the inlet side and the right end is close to the outlet side.

When the upper belt transmission part and the lower belt transmission part operate, the conveyer belt clamped between the upper belt transmission part and the lower belt transmission part can be conveyed downstream by virtue of the movement of the upper synchronous belt 6.6 and the lower synchronous belt 6.7, and the speed of conveying can be controlled by controlling the rotating speed.

In any of the above schemes, it is preferable that a gear guide groove plate 3 which can slide and position along the front and back of the casing is installed on the outer side wall of the bag inlet opening end of the protective casing 4, the gear guide groove plate 3 is used for guiding when the packaging bag to be heat-sealed enters the inner cavity 9 through the bag inlet opening, and the packaging bag entering the gear guide groove plate 3 enters the clamping gap 11 and passes through the bottom of the heating wheel 1.3 of the heating sealing mechanism 1 and the pinch roller 1.4 under the conveying action of the transmission mechanism 6 to finish the heat sealing operation.

The lateral section of the gear guide groove plate 3 is C-shaped, the vertical section at the rear side of the gear guide groove plate can play a role of a baffle, the vertical section at the rear side of the gear guide groove plate can play a role of a gear when a packaging bag is placed through the opening at the left side of the gear guide groove plate, the inward extending depth of the packaging bag can be conveniently controlled, and the edge retaining size of the packaging bag in later heat sealing can be conveniently controlled.

In any of the above embodiments, it is preferable that the printer 2 is located on the right side of the heat sealing mechanism 1 and on the rear side of the transmission mechanism 6, and the printer 2 is provided with a photoelectric switch 2.3 and a needle type print head 2.1.

The specific working principle is as follows:

after the temperature is raised, the packaging bag enters the inner cavity 9 of the shell of the heat sealing machine from the guide plate, and sequentially passes through the heat sealing mechanism 1 and the printer 2 under the clamping action of the upper synchronous belt 6.6 and the lower synchronous belt 6.7, and then goes out of the inner cavity 9 of the heat sealing machine to finish single operation, so that sealing cooperation can be continuously carried out under the same group of parameters. In the printer 2, the photoelectric switch 2.3 detects the package bag and after a delay, the needle-type printing head 2.1 completes the printing operation on the package bag by striking the ink ribbon 2.2.

The heat sealing machine has a printing function and a speed adjusting function when carrying out heat sealing treatment on the packaging bag, and can realize control of heat sealing speed adjustment by controlling the running speed of the speed adjusting motor 6.1; the heat sealing machine can realize that the size of the printed fonts is kept consistent by controlling the matching of the printer 2 under different heat sealing speeds; in addition, the whole layout of the whole heat sealing machine is relatively compact, the volume of the heat sealing machine with printing is greatly reduced, and the occupied space during use is reduced; the rear side of the gear guide groove plate 3 can be adjusted to be close to or far away from the heat sealing mechanism 1 by adjusting the mounting position of the gear guide groove plate 3, so that the end part of the packaging bag can be blocked, and the heat sealing margin size of the packaging bag when entering the upper synchronous belt 6.6 and the lower synchronous belt 6.7 is changed; the protective housing 4 of whole heat sealing machine plays the purpose that shelters from to inside high temperature heating wheel 1.3 realization to can make operating personnel not have the risk of touching when the operation, play the purpose of protecting operating personnel effectively, prevent that equipment from crowding injury, scald staff when the operation.

The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions; any alternative modifications or variations to the embodiments of the present utility model will fall within the scope of the present utility model for those skilled in the art.

The present utility model is not described in detail in the present application, and is well known to those skilled in the art.

Claims (9)

1. The utility model provides a heat sealing machine of adjustable speed is printed in area, includes protective housing, main control board, touch-control display screen, switching power supply, the main control board is installed on the inner chamber lateral wall of protective housing, the touch-control display screen is installed on the lateral wall of protective housing, the main control board with the touch-control display screen passes through the power cord, the signal line is connected, switching power supply with the main control board the touch-control display screen passes through the line connection, switching power supply passes through the electric wire plug and is connected with external power source, its characterized in that: the inner cavity of the protective shell is internally provided with a transmission mechanism, the inner cavity at the rear side of the transmission mechanism is internally provided with a heating sealing mechanism, the right inner cavity of the heating sealing mechanism is internally provided with a printer, the printer is used for carrying out printing operation on the packaging bag subjected to heat sealing treatment, and the output end of the heating sealing mechanism is used for driving the transmission mechanism to operate.

2. A tape printing speed adjustable heat sealer as claimed in claim 1 wherein: the heating sealing mechanism comprises an adjustable speed motor fixedly installed in an inner cavity, a motor gear is connected to the output end of the adjustable speed motor, two sides of the motor gear are respectively connected with the transmission mechanism and a heating gear, a heating wheel with a built-in heating piece is fixedly connected to the front end of a heating wheel shaft on the heating gear through the heating gear, the heating wheel is located on the rear side of the transmission mechanism, an adjustable driven pressing belt assembly is installed under the heating wheel, and the driven pressing belt assembly is used for adjusting the pressure of a packaging bag in the transmission process of the transmission mechanism.

3. A tape printing speed adjustable heat sealer as claimed in claim 2 wherein: the driven belt pressing assembly comprises a belt pressing wheel arranged right below the heating wheel, the belt pressing wheel is driven to rotate along with the rotation of the heating wheel, a wheel shaft of the belt pressing wheel is movably inserted into a mounting hole of a swinging seat, the left end of the swinging seat is hinged, a vertically arranged spring fixing piece is rotated in a threaded hole of a corner plate seat fixedly arranged below the right end of the swinging seat, a pressing spring is fixedly connected to the top of the spring fixing piece, the top of the pressing spring is abutted to the bottom of the right end of the swinging seat, and the pressing spring is driven by adjusting the spring fixing piece to realize the up-down adjustment of the belt pressing wheel; the front end top of the pinch roller is abutted against the bottom of the upper layer belt of the synchronous belt of the lower belt transmission part.

4. A tape printing speed adjustable heat sealer as claimed in claim 3 wherein: the transmission mechanism comprises a power connecting piece, the input end of the power connecting piece is connected with the motor gear on the heating sealing mechanism, and the output end of the power connecting piece is respectively connected with an upper belt transmission part and a lower belt transmission part which are symmetrically arranged at intervals from top to bottom.

5. A tape printing speed adjustable heat sealer as claimed in claim 4 wherein: the power connecting piece comprises an upper driving wheel gear, the upper driving wheel gear is arranged on one side of the motor gear, the upper driving wheel gear is meshed with the motor gear, a lower driving wheel gear is meshed below the upper driving wheel gear, the output end of the upper driving wheel gear is connected with the input end of the upper belt transmission part, and the output end of the lower driving wheel gear is connected with the input end of the lower belt transmission part.

6. A tape printing speed adjustable heat sealer as claimed in claim 5 wherein: the upper belt transmission part comprises two upper belt pulleys arranged at intervals, an upper synchronous belt is connected between the two upper belt pulleys in a matched mode, the upper belt pulley positioned on the left side is coaxially and fixedly connected with the upper driving wheel gear positioned on the rear side of the upper belt pulley, and the upper belt pulley positioned on the right side is fixedly arranged in a rotating mode.

7. A tape printing speed adjustable heat sealer as claimed in claim 6 wherein: the lower belt transmission part comprises two lower belt pulleys arranged at intervals, a lower synchronous belt is connected between the two lower belt pulleys in a matched mode, the lower belt pulley positioned on the left side is coaxially and fixedly connected with the lower driving wheel gear positioned on the rear side of the lower belt pulley, the lower belt pulley positioned on the right side is arranged in a fixed shaft rotation mode, and the lower belt pulleys are respectively arranged under the upper belt pulleys at corresponding positions.

8. A tape printing speed adjustable heat sealer as claimed in claim 7 wherein: and a clamping gap for clamping the packaging bag is formed between the upper synchronous belt of the upper belt transmission part and the lower synchronous belt of the lower belt transmission part, and the left end of the clamping gap is close to the inlet side and the right end is close to the outlet side.

9. A tape printing speed adjustable heat sealer as claimed in claim 8 wherein: the outer side wall of the bag inlet opening end part of the protective shell is provided with a gear guide groove plate which can slide and position along the front and back of the shell, the gear guide groove plate is used for playing a guiding role when a packaging bag to be heat-sealed enters the inner cavity through the bag inlet opening, and the packaging bag entering the gear guide groove plate can enter the clamping gap and pass through the bottom of the heating wheel of the heating sealing mechanism and the compression roller under the conveying action of the transmission mechanism to finish heat sealing operation.