Food processor with lifting device

Abstract

The utility model relates to the technical field of ice cream making, in particular to a food processor with a lifting device, a safety protection mechanism comprises a bottom plate movably arranged below a lifting frame, an elastic component for resetting the bottom plate and a sensing device I fixed on the bottom plate; the sensing device I is used for receiving movement information of the lifting frame or the stirring cup abutting against the bottom plate and feeding back the information to the control panel, so that the operation state of the stirring driving device and / or the lifting driving device is controlled. By means of the arrangement, when a foreign matter enters the lifting frame or between the stirring cup and the bottom plate, the foreign matter can push the bottom plate to enable the first sensing device to break away from the connection state, a disconnection signal is transmitted to the control panel, and the control panel controls the stirring driving device and / or the lifting driving device to stop working; the lifting driving device rotates reversely to separate the lifting frame or the stirring cup from the bottom plate, so that foreign matters can be conveniently taken out; the structure can prevent foreign matters from entering the interlayer space of the movement range of the lifting frame to forcibly extrude and damage the machine.

Description

Technical Field

[0001] The utility model relates to the technical field of ice cream making, in particular to a food processor with a lifting device. Background Art

[0002] In the Chinese utility model patent with the authorization announcement number CN216651197U, a micro-fruit puree machine is disclosed, including a housing, a power shaft, a bowl assembly and a lifting platform, wherein the platform can rotate from a first position to a second position relative to the housing through a mechanical structure, so that the bowl assembly is closer to the power shaft so that the power shaft is connected to the blade, and the bowl assembly is fixed in the second position, and the power shaft is lifted and lowered to drive the blade to cut and mix in the bowl to make ice cream. When the lifting platform of the prior art is lifted and lowered, there is a possibility that foreign matter may enter the working range of the lifting platform, and the lifting platform cannot detect it, thereby causing damage to the machine or causing mechanical harm to the user.

[0003] Therefore, there is still room for improvement and development in the existing technology. Summary of the invention

[0004] In view of the problems of the prior art, the utility model provides a food processor with a lifting device, which effectively prevents foreign objects from entering the interlayer space within the range of movement of the lifting frame and causing forced squeezing and damage to the machine.

[0005] In order to achieve the above purpose, the technical solution applied by the utility model is as follows:

[0006] A food processor with a lifting device comprises a casing; a stirring device, wherein a blade shaft is driven to rotate by a stirring driving device; a lifting device, wherein a lifting frame is driven by the lifting driving device to slide linearly relative to the blade shaft; a control panel for controlling the operation of the stirring driving device and the lifting driving device; a stirring cup, which is detachably mounted on the lifting frame, and whose opening is located on one side of the blade shaft; a safety protection mechanism is provided under the lifting frame; the safety protection mechanism comprises a bottom plate movably arranged under the lifting frame, an elastic component for resetting the bottom plate, and a sensing device 1 fixed to the bottom plate; the sensing device 1 is used to receive information about the movement of the lifting frame or the stirring cup against the bottom plate and feed it back to the control panel, thereby controlling the operation state of the stirring driving device and / or the lifting driving device. With this arrangement, when a foreign object enters between the lifting frame or the stirring cup and the bottom plate, the foreign object will push the bottom plate to cause the sensing device to be disconnected from the on state, and the disconnection signal is transmitted to the control panel, which controls the stirring drive device and / or the lifting drive device to stop working; and the lifting drive device is reversed to cause the lifting frame or the stirring cup to be disconnected from the bottom plate, thereby facilitating the removal of the foreign object; this structure can prevent foreign objects from entering the interlayer space within the movable range of the lifting frame and causing the machine to be forcibly squeezed and damaged.

[0007] A food processor with a lifting device comprises a casing; a stirring device, wherein a blade shaft is driven to rotate by a stirring driving device; a lifting device, wherein a lifting frame is driven by the lifting driving device to slide linearly relative to the blade shaft; a control panel for controlling the operation of the stirring driving device and the lifting driving device; a stirring cup, which is detachably mounted on the lifting frame, and the opening is located on one side of the blade shaft; a stirring cup connecting rod is provided on the side wall of the stirring cup, and a lifting frame connecting rod is provided on the lifting frame, which is correspondingly abutted with the first end of the stirring cup connecting rod; a cup cover is detachably mounted on the stirring cup, and the cup cover is provided with a through hole for facilitating the passage of the blade shaft and a triggering part correspondingly abutted with the second end of the stirring cup connecting rod; a bottom plate is movably provided under the lifting frame, and a sensing device 1 is fixed on the bottom plate; the lifting frame connecting rod can trigger the sensing device 1 for receiving the movement information of the lifting frame or the stirring cup abutting the bottom plate and feeding it back to the control panel, thereby controlling the operation state of the stirring driving device and / or the lifting drive device. In this way, when the cup cover is correctly installed on the blending cup and the blending cup is correctly installed on the lifting frame, the trigger part on the cup cover will contact the lifting frame connecting rod through the blending cup connecting rod, so that the lifting frame connecting rod triggers the sensing device to be turned on, and the connection signal is transmitted to the control panel, and the control panel controls the stirring drive device and / or the lifting drive device to work; otherwise, it cannot work; this structure can prevent the operator from failing to install the blending cup assembly in place when the lifting frame is raised or lowered, and the blade shaft from crushing the blending cup assembly or damaging the machine.

[0008] According to the above scheme, an outer cup is also included, the mixing cup can be sleeved in the outer cup, the mixing cup connecting rod is arranged on the outer cup along the sliding direction of the lifting frame, and the cup cover is detachably installed on the outer cup. This arrangement can prevent the food in the mixing cup from freezing to the hands when taking and placing the mixing cup.

[0009] According to the above solution, the bottom plate is provided with a connecting rod introduction port for the lifting frame connecting rod to pass through, and a lifting frame connecting rod spring is provided between the lifting frame connecting rod and the bottom plate. In this way, when the mixing cup descends relative to the bottom plate, the mixing cup connecting rod pushes the lifting frame connecting rod to pass through the connecting rod introduction port on the bottom plate to trigger the sensing device 1; when the mixing cup rises relative to the bottom plate, the lifting frame connecting rod is reset under the elastic force of the lifting frame connecting rod spring.

[0010] According to the above scheme, the housing is provided with a sliding guide post, the bottom plate is provided with a sliding guide hole, and the sliding guide post is slidably connected with the sliding guide hole. This arrangement enables the bottom plate to slide relative to the housing along the sliding guide post when sliding, and the sliding is more stable.

[0011] According to the above solution, a stirring blade corresponding to the blade shaft is provided in the stirring cup. In this way, when the lifting drive device drives the lifting frame to drive the stirring cup to rise relative to the blade shaft, the blade shaft is coupled with the stirring blade, and the stirring drive device drives the blade shaft to drive the stirring blade to rotate, thereby realizing layered cutting and mixing of the ingredients in the stirring cup.

[0012] According to the above solution, the output end of the lifting drive device is connected to a screw or worm, and the screw or worm is threadedly connected to the lifting frame. In this way, the lifting drive device drives the screw or worm to rotate, thereby driving the lifting frame to move up and down along the screw or worm.

[0013] According to the above scheme, the housing is provided with a guide assembly corresponding to the lifting frame; the guide assembly includes an upper guide seat, a guide column, a guide sleeve and a lower guide seat, the guide sleeve is fixedly connected to the lifting frame, one end of the guide column is fixed on the upper guide seat, and the other end of the guide column passes through the guide sleeve and is fixed on the lower guide seat, and the guide sleeve is slidably connected to the guide column; the upper guide seat is provided with an upper travel switch, the lower guide seat is provided with a lower travel switch, and the lifting frame is provided with a travel touch rod, when the lifting frame rises, the travel touch rod is corresponding to the upper travel switch, and when the lifting frame descends, the travel touch rod is corresponding to the lower travel switch. In this way, the lifting frame can be lifted and lowered in a straight line along the guide column during the lifting process, and the lifting is more stable; when the lifting drive device drives the lifting frame to rise until the travel touch rod contacts the upper travel switch, the feedback control system controls the lifting drive device to reverse and drive the lifting frame to descend, and when the lifting frame descends until the travel touch rod contacts the lower travel switch, the feedback control system controls the lifting drive device to rotate forward and drive the lifting frame to rise, and so on, so as to realize the switching operation of the lifting frame between the first position and the second position.

[0014] Beneficial effects of the utility model:

[0015] The utility model is arranged in such a way that when a foreign object enters between the lifting frame or the stirring cup and the bottom plate, the foreign object will push the bottom plate to make the sensing device disconnect from the on state, and the disconnection signal is transmitted to the control panel, and the control panel controls the stirring drive device and the lifting drive device to stop working; and the lifting drive device is reversed to make the lifting frame or the stirring cup disconnect from the bottom plate, so as to facilitate the removal of the foreign object; this structure can prevent foreign objects from entering the interlayer space within the range of movement of the lifting frame and causing the machine to be forcibly squeezed and damaged. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the whole food processor;

[0017] Figure 2 This is a schematic diagram of the mixing cup assembly not rising;

[0018] Figure 3 Schematic diagram of the rising of the blender cup assembly.

[0019] Figure 4 It is a schematic diagram of the blender cup assembly and the housing;

[0020] Figure 5 This is a schematic diagram of the inside of the casing;

[0021] Figure 6It is a schematic diagram of the mixing cup and the base plate;

[0022] Figure 7 yes Figure 6 Schematic diagram of removing the bottom plate;

[0023] Figure 8 yes Figure 6 Bottom view;

[0024] Fig. 9 yes Figure 8 Schematic diagram of removing the bottom plate;

[0025] Fig.10 It is a schematic diagram of the blending cup and the outer cup;

[0026] Fig.11 This is a transverse cross-sectional view of the whole machine when the switch is in normal state;

[0027] Fig.12 This is a vertical cross-sectional view of the whole machine when the switch is in normal state;

[0028] Fig.13 This is a cross-sectional view of the whole machine when the switch is triggered;

[0029] Fig.14 This is a transverse cross-sectional view of the entire machine when the mixing cup assembly is in the raised state;

[0030] Fig.15 It is a vertical cross-sectional view of the entire machine when the blender cup assembly is in the raised state.

[0031] In the figure:

[0032] 1. Casing; 2. Control panel; 3. Safety door; 4. Trigger rod; 5. Blender cup assembly; 51. Blender cup; 52. Outer cup; 6. Cup cover; 7. Lifting frame; 8. Trigger rod inlet; 9. Bottom plate; 10. Connecting rod inlet; 11. Lifting frame connecting rod; 12. Sensor device 2; 13. Sensor device 1; 14. Blender cup connecting rod; 15. Lifting frame connecting rod spring; 16. Sliding guide hole; 17. Trigger part; 18. Sliding guide column; 19. Elastic component; 21. Lifting drive device; 22. Stirring drive device; 23. Knife shaft; 25. Stirring knife; 26. Screw or worm; 27. Guide column; 28. Upper travel switch; 29. ​​Lower travel switch. DETAILED DESCRIPTION

[0033] The technical solution of the utility model is described below in conjunction with the accompanying drawings and embodiments.

[0034] like Figures 1 to 15As shown, the food processor with a lifting device described in the utility model comprises a casing 1; a stirring device, wherein a stirring driving device 22 drives a blade shaft 23 to rotate; a lifting device, wherein a lifting frame 7 is driven by a lifting driving device 21 to slide linearly relative to the blade shaft 23; a control panel 2, used to control the operation of the stirring driving device 22 and the lifting driving device 21; a stirring cup 51, which is detachably mounted on the lifting frame 7, and the opening is located on one side of the blade shaft 23; a safety protection mechanism is provided under the lifting frame 7; the safety protection mechanism comprises a bottom plate 9 movably arranged under the lifting frame 7, an elastic component 19 for resetting the bottom plate 9, and a sensing device 13 fixed on the bottom plate 9; the sensing device 13 is used to receive the movement information of the lifting frame 7 or the stirring cup 51 against the bottom plate 9 and feed it back to the control panel 2, so as to control the operation state of the stirring driving device 22 and / or the lifting driving device 21. With this arrangement, when a foreign object enters between the lifting frame 7 or the stirring cup 51 and the bottom plate 9, the foreign object will push the bottom plate 9 to disconnect the sensing device 13, and the disconnection signal is transmitted to the control panel 2, and the control panel 2 controls the stirring drive device 22 and / or the lifting drive device 21 to stop working; and the lifting drive device 21 is reversed to disconnect the lifting frame 7 or the stirring cup 51 from the bottom plate 9, thereby facilitating the removal of the foreign object; this structure can prevent foreign objects from entering the interlayer space within the range of movement of the lifting frame 7 and causing the machine to be forcibly squeezed and damaged.

[0035] It should be noted that the sensing device 13 is fixed on the bottom plate 9. Since the bottom plate 9 is slidably arranged, when the sensing device 13 is subjected to excessive pressure, the sensing device 13 will not be damaged.

[0036] In practical applications, the elastic component 19 is an elastic member such as a spring, a shrapnel, or an elastic rubber; the sensing device 13 is a contact switch, or a magnet-sensing magnetically controlled switch, or a photoelectric sensing method composed of a slide bar and a photoelectric switch, or a magnet-sensing Hall element method, etc.

[0037] In this embodiment, the housing 1 is provided with a sliding guide post 18, and the bottom plate 9 is provided with a sliding guide hole 16, and the sliding guide post 18 is slidably connected with the sliding guide hole 16. This arrangement allows the bottom plate 9 to slide along the sliding guide post 18 relative to the housing 1 when sliding, and the sliding is more stable.

[0038] In this embodiment, a stirring blade 25 is provided in the stirring cup 51 corresponding to the blade shaft 23. In this way, when the lifting drive device 21 drives the lifting frame 7 to drive the stirring cup 51 to rise relative to the blade shaft 23, the blade shaft 23 is coupled with the stirring blade 25, and the stirring drive device 22 drives the blade shaft 23 to drive the stirring blade 25 to rotate, so that the ingredients in the stirring cup 51 are cut and mixed in layers.

[0039] In this embodiment, the output end of the lifting drive device 21 is connected to a screw or worm 26, and the screw or worm 26 is threadedly connected to the lifting frame 7. In this way, the lifting drive device 21 drives the screw or worm 26 to rotate, thereby driving the lifting frame 7 to move up and down along the screw or worm 26.

[0040] In this embodiment, a guide assembly corresponding to the lifting frame 7 is provided in the casing 1; the guide assembly includes an upper guide seat, a guide column 27, a guide sleeve and a lower guide seat, the guide sleeve is fixedly connected to the lifting frame 7, one end of the guide column 27 is fixed to the upper guide seat, and the other end of the guide column 27 passes through the guide sleeve and is fixed to the lower guide seat, and the guide sleeve is slidably connected to the guide column 27; an upper travel switch 28 is provided on the upper guide seat, a lower travel switch 29 is provided on the lower guide seat, and a travel touch rod is provided on the lifting frame 7. When the lifting frame 7 rises, the travel touch rod is corresponding to the upper travel switch 28, and when the lifting frame 7 descends, the travel touch rod is corresponding to the lower travel switch 29. With this arrangement, the lifting frame 7 can be lifted and lowered in a straight line along the guide column 27 during the lifting process, and the lifting is more stable; when the lifting drive device 21 drives the lifting frame 7 to rise until the travel contact rod contacts the upper travel switch 28, the feedback control system controls the lifting drive device 21 to reverse and drive the lifting frame 7 to descend; when the lifting frame 7 descends until the travel contact rod contacts the lower travel switch 29, the feedback control system controls the lifting drive device 21 to rotate forward and drive the lifting frame 7 to rise, and this cycle is repeated to achieve the switching operation of the lifting frame 7 between the first position and the second position. Example

[0041] The food processor with a lifting device comprises a housing 1; a stirring device, wherein a stirring driving device 22 drives a blade shaft 23 to rotate; a lifting device, wherein a lifting frame 7 is driven by a lifting driving device 21 to slide linearly relative to the blade shaft 23; a control panel 2, which is used to control the operation of the stirring driving device 22 and the lifting driving device 21; a stirring cup 51, which is detachably mounted on the lifting frame 7, and the opening is located on one side of the blade shaft 23; a stirring cup connecting rod 14 is provided on the side wall of the stirring cup 51, and a lifting frame 7 is provided with a first end of the stirring cup connecting rod 14 corresponding to the first end of the stirring cup connecting rod 14. a lifting frame connecting rod 11; a cup cover 6 is detachably mounted on the stirring cup 51, and the cup cover 6 is provided with a through hole for the knife shaft 23 to pass through and a trigger part 17 corresponding to the second end of the stirring cup connecting rod 14; a bottom plate 9 is movably provided under the lifting frame 7, and a sensing device 13 is fixed on the bottom plate 9; the lifting frame connecting rod 14 can trigger the sensing device 13 to receive the movement information of the lifting frame 7 or the stirring cup 51 against the bottom plate 9 and feed it back to the control panel 2, so as to control the operation state of the stirring drive device 22 and / or the lifting drive device 21. In this way, when the cup cover 6 is correctly installed on the stirring cup 51 and the stirring cup 51 is correctly installed on the lifting frame 7, the trigger part 17 on the cup cover 6 will contact the lifting frame connecting rod 11 through the stirring cup connecting rod 14, so that the lifting frame connecting rod 11 triggers the sensing device 13 to be turned on, and the connection signal is transmitted to the control panel 2, and the control panel 2 controls the stirring drive device 22 and / or the lifting drive device 21 to work; otherwise, it cannot work; this structure can prevent the operator from failing to install the stirring cup assembly 5 in place when the lifting frame 7 is raised or lowered, and the blade shaft 23 can crush the stirring cup assembly 5 or damage the machine.

[0042] It should be noted that the sensing device 13 is fixed on the bottom plate 9. Since the bottom plate 9 is slidably arranged, when the sensing device 13 is subjected to excessive pressure, the sensing device 13 will not be damaged.

[0043] In this embodiment, an outer cup 52 is further included, the blending cup 51 can be sleeved in the outer cup 52, the blending cup connecting rod 14 is arranged on the outer cup 52 along the sliding direction of the lifting frame 7, and the cup cover 6 is detachably mounted on the outer cup 52. This arrangement can prevent the food in the blending cup 51 from freezing to the hands when taking and placing the blending cup 51.

[0044] In this embodiment, the bottom plate 9 is provided with a connecting rod introduction port 10 for the lifting frame connecting rod 11 to pass through, and a lifting frame connecting rod spring 15 is provided between the lifting frame connecting rod 11 and the bottom plate 9. In this way, when the mixing cup 51 descends relative to the bottom plate 9, the mixing cup connecting rod 14 pushes the lifting frame connecting rod 11 to pass through the connecting rod introduction port 10 on the bottom plate 9 to trigger the sensing device 13; when the mixing cup 51 rises relative to the bottom plate 9, the lifting frame connecting rod 11 is reset under the elastic force of the lifting frame connecting rod spring 15.

[0045] The difference between the second embodiment and the first embodiment is that the structure of the first embodiment can prevent foreign matter from entering the interlayer space within the range of movement of the lifting frame 7 and forcibly squeezing and damaging the machine; the structure of the second embodiment can prevent the operator from failing to install the mixing cup assembly 5 in place when the lifting frame 7 is raised or lowered, and the blade shaft 23 from crushing the mixing cup assembly 5 or damaging the machine; the remaining structures and principles are the same as those of the first embodiment and will not be repeated. Example

[0046] The food processor with a lifting device comprises a casing 1; a stirring device, wherein a blade shaft 23 is driven to rotate by a stirring driving device 22; a lifting device, wherein a lifting frame 7 is driven by a lifting driving device 21 to slide linearly relative to the blade shaft 23; a control panel 2, used to control the operation of the stirring driving device 22 and the lifting driving device 21; a stirring cup 51, which is detachably mounted on the lifting frame 7, and the opening is located on one side of the blade shaft 23; a safety door 3 that can be opened and closed is provided on one side of the lifting device or the stirring cup 51, and the safety door 3 is arranged to rotate or slide with the casing 1, and the safety door 3 can cover the lifting device or the stirring cup 51; a trigger rod 4 is provided on the safety door 3, and a sensing device 12 is provided in the casing 1 or on the bottom plate 9, and the trigger rod 4 can trigger the sensing device 12 to control the operation state of the stirring driving device and / or the lifting driving device. In this way, when the safety door 3 is closed, the trigger rod 4 on the safety door 3 triggers the induction device 2 12 to be turned on, and the turn-on signal is transmitted to the control panel 2, and the control panel 2 controls the stirring drive device 22 and / or the lifting drive device 21 to work; otherwise, they cannot work; the safety door 3 can play a blocking and isolating role to prevent the operator from putting his hand in and causing injury when the lifting frame 7 is raised or lowered.

[0047] In practical applications, the sensing device 2 12 is a contact switch, or a magnet-sensing magnetically controlled switch, or a photoelectric sensing method consisting of a slide bar and a photoelectric switch, or a magnet-sensing Hall element method.

[0048] In this embodiment, the housing 1 is provided with a trigger rod introduction port 8 for the trigger rod 4 on the safety door 3 to pass through. In this way, when the safety door 3 is closed, the trigger rod 4 on the safety door 3 passes through the trigger rod introduction port 8 to trigger the sensing device 2 12.

[0049] Preferably, the sensing device 12 is fixed on the bottom plate 9. When a foreign object enters between the bottom plate 9 and the lifting frame 7 or the mixing cup 51, the bottom plate 9 is resisted and slides, so that when the safety door 3 is closed, the trigger rod 4 will disengage from the safety door switch 12 and detect the presence of the foreign object at the first time.

[0050] The difference between the third embodiment and the first embodiment is that the structure of the first embodiment can prevent foreign objects from entering the interlayer space within the range of movement of the lifting frame 7 and causing the machine to be squeezed and damaged; the third embodiment can play a blocking and isolating role through the safety door 3 to prevent the operator from putting his hand in and causing injury when the lifting frame 7 is raised or lowered; the remaining structures and principles are the same as those of the first embodiment and will not be repeated.

[0051] The embodiments of the present invention are described above in conjunction with the accompanying drawings, but the present invention is not limited to the above-mentioned specific implementation methods. The above-mentioned specific implementation methods are merely illustrative and not restrictive. Under the enlightenment of the present invention, ordinary technicians in this field can also make many forms without departing from the scope of protection of the present invention and the claims, all of which belong to the protection scope of the present invention.

Claims

1. A food processor with a lifting device, comprising: chassis; A stirring device, wherein the knife shaft is driven to rotate by a stirring driving device; A lifting device, wherein the lifting frame is driven by a lifting drive device to slide linearly relative to the knife shaft; A control panel for controlling the operation of the stirring drive device and the lifting drive device; The mixing cup is detachably mounted on the lifting frame, and the opening is located on one side of the blade shaft; It is characterized in that A safety protection mechanism is provided under the lifting frame; the safety protection mechanism includes a bottom plate movably provided under the lifting frame, an elastic component for resetting the bottom plate, and a sensing device 1 fixed on the bottom plate; the sensing device 1 is used to receive movement information of the lifting frame or the stirring cup against the bottom plate and feed it back to the control panel, so as to control the operation state of the stirring drive device and / or the lifting drive device.

2. A food processor with a lifting device according to claim 1, characterized in that: A stirring cup connecting rod is provided on the side wall of the stirring cup, and a lifting frame connecting rod corresponding to the first end of the stirring cup connecting rod is provided on the lifting frame; a cup cover is detachably mounted on the stirring cup, and the cup cover is provided with a through hole for the knife shaft to pass through and a trigger part corresponding to the second end of the stirring cup connecting rod; a bottom plate is movably provided under the lifting frame, and a sensing device 1 is fixed on the bottom plate; the lifting frame connecting rod can trigger the sensing device 1 for receiving the movement information of the lifting frame or the stirring cup contacting the bottom plate and feeding it back to the control panel, so as to control the operation state of the stirring drive device and / or the lifting drive device.

3. A food processor with a lifting device according to claim 2, characterized in that: It also includes an outer cup, the stirring cup can be sleeved in the outer cup, the stirring cup connecting rod is arranged on the outer cup along the sliding direction of the lifting frame, and the cup cover is detachably installed on the outer cup.

4. The food processor with a lifting device according to claim 2, characterized in that: The bottom plate is provided with a connecting rod introduction port for the lifting frame connecting rod to pass through, and a lifting frame connecting rod spring is provided between the lifting frame connecting rod and the bottom plate.

5. A food processor with a lifting device according to any one of claims 1-2, characterized in that: The housing is provided with a sliding guide column, the bottom plate is provided with a sliding guide hole, and the sliding guide column is slidably connected with the sliding guide hole.

6. A food processor with a lifting device according to any one of claims 1-2, characterized in that: The mixing cup is provided with a mixing knife corresponding to the knife shaft.

7. A food processor with a lifting device according to any one of claims 1-2, characterized in that: The output end of the lifting drive device is connected with a screw or a worm, and the screw or the worm is threadedly connected with the lifting frame.

8. A food processor with a lifting device according to any one of claims 1-2, characterized in that: A guide assembly corresponding to the lifting frame is provided in the casing; the guide assembly includes an upper guide seat, a guide column, a guide sleeve and a lower guide seat, the guide sleeve is fixedly connected to the lifting frame, one end of the guide column is fixed to the upper guide seat, the other end of the guide column passes through the guide sleeve and is fixed to the lower guide seat, and the guide sleeve is slidably connected to the guide column; an upper travel switch is provided on the upper guide seat, a lower travel switch is provided on the lower guide seat, and a travel touch rod is provided on the lifting frame. When the lifting frame rises, the travel touch rod is corresponding to the upper travel switch, and when the lifting frame descends, the travel touch rod is corresponding to the lower travel switch.

Images