CN117416003A

CN117416003A - Die cavity cleaning device

Info

Publication number: CN117416003A
Application number: CN202311434737.XA
Authority: CN
Inventors: 陈玲
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-10-31
Filing date: 2023-10-31
Publication date: 2024-01-19

Abstract

The invention relates to the technical field of cleaning devices, and provides a die cavity cleaning device, which has the advantages that a cleaning structure can be adjusted according to the die cavity, the die cavity cleaning device is good in universality, the adjustment operation is convenient, the operability is high, meanwhile, the cleaning mode is rich, the cleaning effect is further enhanced, the die cavity cleaning device is good in practicability, the die cavity cleaning device comprises a base frame, an operation ball frame and a handheld cross rod, a gradual change cylinder frame is fixedly connected to the bottom end of the base frame, a connector is fixedly connected to the gradual change cylinder frame, a rotating cylinder is rotatably connected to the connector, a servo motor for rotatably driving the rotating cylinder is arranged in the gradual change cylinder frame, the operation ball frame is fixedly connected to the bottom end of the rotating cylinder, a plurality of installation planes are arranged on the operation ball frame, connecting frames are fixedly connected to the installation planes, an upper framework and a lower framework are rotatably connected to the connection frames, and a slit groove is formed in the connection frames.

Description

Die cavity cleaning device

Technical Field

The invention relates to the technical field of cleaning devices, in particular to a device for cleaning an inner cavity of a die.

Background

As is well known, the mold generally refers to various molds and tools used for injection molding, blow molding, extrusion, die casting or forging, smelting, stamping and other methods to obtain required products in industrial production, meanwhile, in the use process of the mold, most of the molds need to be cleaned and maintained in a staged manner, and an inner cavity is formed in most of the molds, so that a mold inner cavity cleaning device is provided for facilitating the arrangement of the inner cavity on the mold.

According to the invention, the invention patent with the Chinese patent application number of CN201810724988.4 discloses an inner cavity cleaning device of an injection mold, which is roughly described as comprising a device body, a base frame and a tool rest, wherein the base frame and the tool rest are arranged on the device body, external threads are arranged on the tool rest, a blade is arranged on the side surface of the tool rest, a supporting frame is arranged above the base frame, a top plate is arranged at the top of the supporting frame, a first sleeve and a second sleeve are arranged at the top of the top plate, a fixing plate is arranged at the bottom of the fixing plate, a threaded rod and a sliding rod are arranged at the bottom of the fixing plate, when the device is used, the device is firstly installed, the tool rest is installed on a rotating plate, the rotating plate is connected through the function of a bearing in a rotating way, then a disassembling handle is fixed at the top of the tool rest, the rotating plate is installed between the tool rests, the rotating plate is installed on the inner side of the base frame through the threads in a fastening way, then a blade is installed on the tool rest through the function of a screw, then the tool rest can be used, the base frame is placed above the mold in the use, the tool rest and the blade part is located inside a mold cavity, and injection molding residues on the inner wall of the mold can be cleaned through the blade.

The above-mentioned prior art scheme is though can clear up the residue of moulding plastics on the die cavity inner wall, but its clearance structure is too single, and is relatively poor to the commonality of different die cavities, and the clearance mode is also comparatively single, and the clearance effect is to be further improved, and the practicality is also relatively poor.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the invention provides the die cavity cleaning device, the cleaning structure of the die cavity cleaning device can be adjusted according to the cavity of the die, the universality is better, the adjustment operation is more convenient, the operability is stronger, meanwhile, the cleaning mode is more abundant, the cleaning effect is further enhanced, and the practicability is better.

(II) technical scheme

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a mould inner chamber cleaning device, includes the bed frame, still includes operation ball frame and handheld horizontal pole, the bottom fixedly connected with gradual change section of thick bamboo frame of bed frame, gradual change section of thick bamboo frame internal fixation is connected with the connector, the connector rotates and is connected with the rotary drum, installs in the gradual change section of thick bamboo frame and is used for rotary drum rotation driven servo motor, operation ball frame fixed connection is in the bottom of rotary drum, be provided with a plurality of mounting planes on the operation ball frame, a plurality of equal fixedly connected with link frame on the mounting plane, a plurality of equal rotation is connected with skeleton and lower skeleton on the link frame, a plurality of be provided with elasticity cover spheroid on the upper skeleton, a plurality of lower skeleton all with elasticity cover spheroid connection, a plurality of all are seted up the slot on the link frame, a plurality of equal fixedly connected with upper elastic sheet and lower elastic sheet in the slot, a plurality of upper elastic sheet inserts respectively in the upper slot, a plurality of lower skeleton are all set up down the slot, a plurality of lower skeleton respectively, a plurality of lower skeleton are connected with the rotary drum is connected with the rotary drum, two in the rotary drum is connected with the rotary drum, the side is connected with the rotary drum in the rotary drum, the side is connected with the rotary drum, the side is connected with the rotary drum, the swing link frame, the bottom fixedly connected with of traction frame is bent the pole to one side, the bottom fixedly connected with permanent magnet of bent the pole to one side, the inside fixedly connected with auxiliary spring of one sliding tray that is close to the left side in two sliding trays, the bottom of auxiliary spring and the top fixed connection of one insertion section of thick bamboo that is close to the right side in two insertion section of thick bamboo.

Preferably, the stirring driving structure comprises a stirring rod and a traction rope, an inner transverse rod frame is arranged in the base frame, the stirring rod is connected with the inner transverse rod frame in a rotating mode, the traction rope is connected with the stirring rod, the bottom end of the traction rope penetrates through the connecting body to be connected with a rotating ring, the rotating ring is slidably connected in the rotating cylinder, the bottom end of the rotating ring is rotationally connected with a conversion device, a plurality of total ropes are connected on the middle rotating ring, the total ropes are connected with an upper pull rope and a lower pull rope, the upper pull ropes are respectively connected with a plurality of upper frameworks, and the lower pull ropes are respectively connected with a plurality of lower frameworks.

Preferably, a plurality of connecting frames are provided with an upper guide hole and a lower guide hole which are mutually communicated, the plurality of upper guide holes are respectively matched with a plurality of upper pull ropes, and the plurality of lower guide holes are respectively matched with a plurality of lower pull ropes.

Preferably, a driving gear is mounted on an output shaft of the servo motor, the driving gear is meshed with a driven gear ring, and the driven gear ring is fixedly connected in the rotating cylinder.

Preferably, the connecting body is provided with a through hole, the bottom end of the through hole is horn-shaped, the exhaust tube is communicated with the through hole, the connecting body is provided with an edge notch, a guiding opening and a rope penetrating hole, the edge notch is used for placing in and installing a driving gear, the guiding opening is used for passing through a traction frame, and the rope penetrating hole is used for penetrating a traction rope.

Preferably, the transmission frame is provided with a gradual change gap, and the gradual change gap is used for reducing interference between the transmission frame and the exhaust tube when the transmission frame is rotated and adjusted in the base frame.

Preferably, a pressure switch is installed at the bottom end of the handheld cross rod, the pressure switch is located between the two sliding grooves, and the pressure switch is used for controlling the power-on and power-off of the servo motor.

Preferably, the contact part of the elastic covering sphere and the upper framework and the contact part of the elastic covering sphere and the lower framework are respectively provided with a piezoresistive sensor, the piezoresistive sensors are matched with a protective circuit breaker, and the protective circuit breaker is arranged in a control circuit of the servo motor.

Preferably, a guiding bent hole is formed in the handheld cross rod, an outer guiding quick connecting pipe is arranged in the guiding bent hole, and the outer guiding quick connecting pipe is communicated with the exhaust pipe through a corrugated telescopic pipe.

(III) beneficial effects

Compared with the prior art, the invention provides a mold cavity cleaning device, which has the following beneficial effects:

1. according to the invention, the adjustable inner cavity cleaning structure is formed by matching the operation ball frame, the connecting frame, the upper framework, the lower framework and the elastic covering ball body, and can be adjusted according to the inner cavity of the die, so that the universality is good.

2. According to the invention, through the design of the toggle driving structure, the integral structure formed by the connection frame, the upper framework and the lower framework in a matched manner is adjusted, the adjustment operation is more convenient, and the operability is stronger.

3. According to the invention, the working ball frame and the exhaust pipe are matched to form an exhaust-type air path, so that the inner cavity of the die can be cleaned, and the permanent magnet is provided to realize auxiliary adsorption of substances which can be magnetically attracted, so that the cleaning mode is richer, and the cleaning effect is further enhanced.

4. According to the invention, the permanent magnet is mounted by driving the swing rod, the transmission frame, the traction frame and the oblique bending rod, and meanwhile, the permanent magnet can be inserted into and pulled out of the operation ball frame, so that auxiliary adsorption of substances capable of being attracted magnetically is facilitated, and meanwhile, the substances attached around the operation ball frame and attracted magnetically are conveniently cleaned, so that the operation ball frame has better practicability.

Drawings

FIG. 1 is a schematic perspective view of the whole structure of the present invention;

FIG. 2 is a schematic view of a partial enlarged structure of the present invention at A in FIG. 1;

FIG. 3 is a schematic view of a three-dimensional structure of the connection frame, the upper framework, the lower framework and the like in cooperation with each other;

FIG. 4 is a schematic perspective view of the present invention in cross-section;

FIG. 5 is a schematic view of a cross-sectional top partial perspective view of the present invention;

FIG. 6 is a schematic view of a lower part of a cross-sectional perspective structure of the present invention;

FIG. 7 is a schematic cross-sectional perspective view of the connection frame, upper frame, lower frame, etc. of the present invention;

FIG. 8 is a schematic perspective view of a connector according to the present invention;

fig. 9 is a schematic bottom perspective view of the connector of the present invention.

In the figure: 1. a base frame; 2. an operation ball rack; 3. a hand-held cross bar; 4. a gradual change cylinder frame; 5. a connecting body; 6. a rotating cylinder; 7. a mounting plane; 8. a connecting frame; 9. an upper framework; 10. a lower skeleton; 11. elastically covering the sphere; 12. a slot; 13. an upper elastic sheet; 14. a lower elastic sheet; 15. an exhaust tube; 16. an insertion tube; 17. driving the swing rod; 18. a transmission frame; 19. a traction frame; 20. a diagonal bending rod; 21. a permanent magnet; 22. a toggle rod; 23. a traction rope; 24. an inner cross bar frame; 25. a rotating ring; 26. a pull rope is arranged; 27. a pull rope is pulled down; 28. an upper guide hole; 29. a lower guide hole; 30. a drive gear; 31. a driven toothed ring; 32. a through hole; 33. edge notch; 34. a guide port; 35. threading the rope hole; 36. a gradual change notch; 37. an external leading quick connecting pipe; 38. corrugated telescopic tube.

Detailed Description

Examples

Referring to fig. 1-9, a cleaning device for inner cavity of mold comprises a base frame 1, a working ball frame 2 and a hand-held cross rod 3, wherein the bottom end of the base frame 1 is fixedly connected with a gradual change barrel frame 4, a connecting body 5 is fixedly connected in the gradual change barrel frame 4, the connecting body 5 is rotationally connected with a rotating barrel 6, a servo motor for rotationally driving the rotating barrel 6 is arranged in the gradual change barrel frame 4, a driving gear 30 is arranged on the output shaft of the servo motor, a driven gear ring 31 is meshed with the driving gear 30, the driven gear ring 31 is fixedly connected in the rotating barrel 6, the working ball frame 2 is fixedly connected at the bottom end of the rotating barrel 6, a plurality of mounting planes 7 are arranged on the working ball frame 2, connecting frames 8 are fixedly connected on the mounting planes 7, an upper framework 9 and a lower framework 10 are rotationally connected on the connecting frames 8, an elastic covering sphere 11 is arranged on the upper framework 9, the plurality of lower frameworks 10 are all connected with the elastic covering sphere 11, an adjustable inner cavity cleaning structure is formed by the cooperation of the operation sphere frame 2, the connecting frame 8, the upper frameworks 9, the lower frameworks 10 and the elastic covering sphere 11, the cleaning structure can be adjusted according to the inner cavity of the die, the universality is better, the contact position of the elastic covering sphere 11 and the upper frameworks 9 and the contact position of the elastic covering sphere 11 and the lower frameworks 10 are all provided with piezoresistive sensors, the piezoresistive sensors are matched with protective circuit breakers, the protective circuit breakers are arranged in the control circuit of the servo motor, the connecting frames 8 are all provided with slit grooves 12, the slit grooves 12 are all fixedly connected with upper elastic sheets 13 and lower elastic sheets 14, the upper frameworks 9 are all provided with upper inserting grooves, the upper elastic sheets 13 are respectively inserted into the upper inserting grooves, the lower frameworks 10 are all provided with lower inserting grooves, the utility model provides a plurality of elastic pieces 14 insert respectively in the lower insertion groove of a plurality of, install on the bed frame 1 and be used for the synchronous traction drive's of skeleton 9 and lower skeleton 10 stir the actuating structure, stir the actuating structure and include stirring rod 22 and haulage rope 23, be provided with interior horizontal pole frame 24 in the bed frame 1, stirring rod 22 rotates with interior horizontal pole frame 24 to be connected, haulage rope 23 is connected with stirring rod 22, and the bottom of haulage rope 23 passes connector 5 and is connected with rotation ring 25, rotation ring 25 sliding connection is in rotary barrel 6, and rotation ring 25's bottom rotates and is connected with the change, be connected with a plurality of total ropes on the change, a plurality of total ropes all are connected with and go up stay cord 26 and stay cord 27 down, a plurality of go up stay cord 26 are connected with a plurality of last skeleton 9 respectively, a plurality of stay cord 27 are connected with a plurality of lower skeleton 10 respectively, through stirring the design of actuating structure, it is comparatively convenient to realize link 8, go up the adjustment of the overall structure that skeleton 9 and lower skeleton 10 cooperate to form, the adjustment operation is stronger, go up and all offer on a plurality of link 8 and be connected with each other and go up and 29 and go up and be connected with a plurality of guide holes and guide hole 26 and guide hole down respectively.

Still further to explain, be provided with exhaust column 15 in the bed frame 1, exhaust column 15 and rotary drum 6 intercommunication, the through-hole 32 has been seted up on the connector 5, the bottom through-hole 32 is loudspeaker-shaped, exhaust column 15 and through-hole 32 intercommunication, through the cooperation of operation ball frame 2 and exhaust column 15, but form the wind path of convulsions formula, can realize the clearance of mould inner chamber, through the equipment of permanent magnet 21, can realize the supplementary absorption to the material that can be attracted by magnetism, and then make the clearance mode comparatively abundant, the clearance effect has obtained further enhancement, guide curved hole has been seted up in the handheld horizontal pole 3, be provided with outer guide fast-connecting pipe 37 in the guide curved hole, outer guide fast-connecting pipe 37 communicates with exhaust column 15 through ripple flexible pipe 38, two sliding grooves have been seted up to the bottom of handheld horizontal pole 3, pressure switch is installed to the bottom of handheld horizontal pole 3, pressure switch is located between two sliding grooves, the pressure switch is used for the power-on and power-off control of a servo motor, the top end of the base frame 1 is provided with two insertion cylinders 16, the two insertion cylinders 16 are respectively and slidably connected in two sliding grooves, one sliding groove close to the left side in the two sliding grooves is rotationally connected with a driving swing rod 17, the bottom end of the driving swing rod 17 is rotationally connected with a transmission frame 18, the transmission frame 18 is rotationally connected in the base frame 1, the transmission frame 18 is rotationally connected with a traction frame 19, the traction frame 19 is slidably connected with a connecting body 5, the bottom end of the traction frame 19 is fixedly connected with a bevel bend rod 20, the installation of a permanent magnet 21 is formed by the cooperation of the driving swing rod 17, the transmission frame 18, the traction frame 19 and the bevel bend rod 20, and meanwhile, the permanent magnet 21 can be inserted into and pulled out of the operation ball frame 2 so as to facilitate the auxiliary adsorption of magnetically attracted substances and the cleaning of magnetically attracted substances attached around the operation ball frame 2, the practicality is better, the bottom fixedly connected with permanent magnet 21 of oblique bent rod 20, be close to left one among the two sliding grooves sliding groove internal fixation has auxiliary spring, the bottom of auxiliary spring and the top fixed connection of two insert a section of thick bamboo 16 that are close to the right side in inserting section of thick bamboo 16, edge breach 33 has been seted up on the connector 5, guiding port 34 and rope penetrating hole 35, edge breach 33 is used for driving gear 30's the installation of putting into, guiding port 34 is used for the passage of traction frame 19, rope penetrating hole 35 is used for the passing of traction rope 23, the gradual change breach 36 has been seted up on the drive frame 18, gradual change breach 36 is used for reducing the interference between drive frame 18 and exhaust column 15 when the formation rotation adjustment in bed frame 1.

The servo motor in this embodiment is conventional equipment known to those skilled in the art and purchased in the market, in this patent, only the servo motor is used, but the structure and the function of the servo motor are not improved, and the setting mode, the installation mode and the electrical connection mode of the servo motor are set by those skilled in the art, so that only the debugging operation is performed according to the requirements of the application specification of the servo motor, and the details of the servo motor are not repeated.

In summary, the working process of the mold cavity cleaning device is that, when in use, the mold cavity cleaning device is carried to the place where the mold cavity cleaning device needs to be used, and the exhaust pipe 15 is communicated with the external dust collection equipment through the external quick connecting pipe 37, the elastic covering sphere 11 is provided with the magic tape, the matched bristles and soft cloth are matched with the magic tape according to the specific use requirement, then the control power supply of the mold cavity cleaning device is connected, then an operator holds the column hand cross bar 3 with the hand, the hand of the right hand is used as an example, the hand cross bar 3 is placed in the palm of the hand back to the front, in the process, the middle finger is placed in the area above the inner cross bar frame 24, the index finger and the ring finger are placed in the area below the inner cross bar frame 24, and the index finger and the ring finger are both positioned at the left side of the toggle bar 22, through the matching of the palm and the palm of the hand, the whole holding and lifting of the die cavity cleaning device are realized, then external dust collection equipment is started, the external dust collection equipment works through the cooperation of an external quick connecting pipe 37, a corrugated telescopic pipe 38 and an exhaust pipe 15 which are sequentially communicated, the exhaust in the rotary cylinder 6 is formed, thereby negative pressure is formed in the operation ball frame 2, an air inlet hole is formed on one surface of the operation ball frame 2, which is away from the elastic covering ball 11, the external air continuously enters the operation ball frame 2 through the air inlet hole, the position of the die cavity cleaning device is adjusted relative to the die cavity to be cleaned, the power-on work of the servo motor can be realized through the pressure switch of the middle finger pressing control servo motor, the work of the servo motor forms the rotary driving of the rotary cylinder 6 through the cooperation of the driving gear 30 and the driven toothed ring 31, the rotary cylinder 6 rotates to realize the rotary driving of the operation ball frame 2, the rotary operation ball frame 2 can realize the motion of an air inlet on the one hand and the motion of the elastic covering ball 11 on the other hand, the elastic covering ball 11 which moves can realize the motion driving of the brush hair or soft cloth on the elastic covering ball, the brush hair or soft cloth is contacted with the inner cavity of the die to form certain friction, the cleaning of impurities in the inner cavity of the die is realized, and the moving air inlet can realize the adsorption cleaning of dust in the inner cavity of the die.

Further, the relative position between the base frame 1 and the hand-held cross rod 3 can be selectively adjusted according to the specific shape of the inner cavity of the die in the cleaning process, so that the opening and closing condition of the upper framework 9 and the lower framework 10 can be realized, the matching adjustment of the elastic covering sphere 11 relative to the inner cavity of the die can be realized, the right rotation pushing of the poking rod 22 relative to the inner cross rod frame 24 can be realized by controlling the relative distance between the index finger and the ring finger, the pulling of the hauling rope 23 can be realized by the right rotation inner cross rod frame 24, the relative position of the rotating ring 25 in the rotating cylinder 6 can be realized by the pulling of the hauling rope 23, the position of the rotating ring 25 can be realized by the upper rotating ring and the positions of a plurality of total ropes can be moved upwards, the pulling of the upper pull ropes 26 and the lower pull ropes 27 can be realized by the pulling of the total ropes, the corresponding upper framework 9 can be realized by the rotating and the corresponding connecting frame 8 under the action of the upper pull ropes 26 and the lower pull ropes 27, the corresponding lower framework 10 can be rotated and stored relative to the corresponding connecting frame 8, so that the upper part and the lower part of the elastic covering sphere 11 are both pulled close to the operation sphere frame 2, the rotation amplitude of the toggle rod 22 is controlled under the cooperation of the upper elastic sheet 13 and the lower elastic sheet 14, the specific adjustment degree of the elastic covering sphere 11 can be controlled, in the use process, the bending degree of the index finger and the ring finger relative to the palm can be controlled, the position adjustment of the base frame 1 relative to the hand-held cross rod 3 is controlled, when the auxiliary spring is elastically compressed, the driving swing rod 17 moves downwards relative to the base frame 1, the driving swing rod 17 can realize the height adjustment of the traction frame 19 in the exhaust tube 15 under the transmission action of the transmission frame 18, and further the adjustment of the relative position of the permanent magnet 21 in the operation sphere frame 2 is realized, when the permanent magnet 21 is required to enter the operation ball frame 2 to realize the auxiliary adsorption of magnetically attractable substances in the inner cavity of the die, only the bending degree of ring fingers and index fingers is required to be properly reduced relative to the palm, so that the movement amplitude of the base frame 1 relative to the hand-held cross bar 3 is reduced, the height rising adjustment of the traction frame 19 in the exhaust tube 15 is smaller, in this state, the permanent magnet 21 is positioned in the operation ball frame 2, the operation ball frame 2 can be kept to have stronger magnetic force, when the magnetic force is not required to be provided around the operation ball frame 2 or the magnetic force is less, only the bending degree of ring fingers and index fingers is required to be increased, the height rising of the traction frame 19 in the exhaust tube 15 is enabled to be larger, in this state, the permanent magnet 21 is even completely lifted out of the permanent magnet 21 in the operation ball frame 2, the effect of reducing the magnetic force around the operation ball frame 2 is achieved due to the fact that the permanent magnet 21 is far away from the operation ball frame 2, the operation ball frame 2 is also convenient to clean the magnetically attractable substances around the operation ball frame 2, the ring fingers, the left hand and the left hand can be cleaned by a user only by driving the device according to the habit of holding the left hand.

Claims

1. The utility model provides a mould inner chamber cleaning device, includes bed frame (1), its characterized in that still includes operation ball frame (2) and handheld horizontal pole (3), the bottom fixedly connected with gradual change section of thick bamboo frame (4) of bed frame (1), gradual change section of thick bamboo frame (4) internal fixation has connector (5), connector (5) rotate and are connected with rotary drum (6), install in gradual change section of thick bamboo frame (4) and be used for rotary drum (6) rotation driven servo motor, operation ball frame (2) fixed connection is in the bottom of rotary drum (6), be provided with a plurality of mounting planes (7) on operation ball frame (2), a plurality of all fixedly connected with link (8) on mounting planes (7), a plurality of all rotate on link (8) and be connected with skeleton (9) and lower skeleton (10), a plurality of be provided with elastic cover spheroid (11) on upper skeleton (9), a plurality of lower skeleton (10) all with elastic cover spheroid (11) are connected, a plurality of link (8) are provided with a plurality of upper and lower skeleton (12) on a plurality of upper and lower skeleton (13) are all connected with a plurality of upper and lower elastic pieces (13) and are all provided with a plurality of upper and lower elastic pieces (13) on the upper and lower skeleton (13) respectively, the lower frames (10) are internally provided with lower inserting grooves, the lower elastic sheets (14) are respectively inserted into the lower inserting grooves, a stirring driving structure for synchronously pulling and driving the upper frames (9) and the lower frames (10) is arranged on the base frame (1), an exhaust pipe (15) is arranged in the base frame (1), the exhaust pipe (15) is communicated with the rotating cylinder (6), two sliding grooves are formed in the bottom end of the handheld cross rod (3), two inserting cylinders (16) are arranged at the top end of the base frame (1), the two inserting cylinders (16) are respectively and slidably connected in the two sliding grooves, one sliding groove close to the left side in the two sliding grooves is rotationally connected with a driving swing rod (17), the bottom end of the driving swing rod (17) is rotationally connected with a transmission frame (18), the transmission frame (18) is rotationally connected in the base frame (1), the transmission frame (18) is rotationally connected with a traction frame (19), the traction frame (19) is slidably connected with the connecting body (5), the bottom end of the traction frame (19) is fixedly connected with a bent rod (20) and the bottom end of the bent rod (20) is fixedly connected with a permanent magnet in a sliding way, the two bent rods (20) are fixedly connected with the bottom ends of the bent rod (20), the bottom end of the auxiliary spring is fixedly connected with the top end of one insertion barrel (16) close to the right side of the two insertion barrels (16).

2. The die cavity cleaning device according to claim 1, wherein the stirring driving structure comprises a stirring rod (22) and a traction rope (23), an inner transverse rod frame (24) is arranged in the base frame (1), the stirring rod (22) is rotationally connected with the inner transverse rod frame (24), the traction rope (23) is connected with the stirring rod (22), the bottom end of the traction rope (23) penetrates through the connecting body (5) to be connected with a rotating ring (25), the rotating ring (25) is slidably connected in the rotating cylinder (6), the bottom end of the rotating ring (25) is rotationally connected with a middle rotating ring, a plurality of total ropes are connected with an upper pull rope (26) and a lower pull rope (27), and the upper pull ropes (26) are respectively connected with the upper frameworks (9) and the lower pull ropes (27) are respectively connected with the lower frameworks (10).

3. A die cavity cleaning device according to claim 2, wherein a plurality of connecting frames (8) are respectively provided with an upper guide hole (28) and a lower guide hole (29) which are communicated with each other, the plurality of upper guide holes (28) are respectively matched with a plurality of upper pull ropes (26), and the plurality of lower guide holes (29) are respectively matched with a plurality of lower pull ropes (27).

4. A die cavity cleaning device according to claim 3, wherein a driving gear (30) is mounted on an output shaft of the servo motor, the driving gear (30) is meshed with a driven gear ring (31), and the driven gear ring (31) is fixedly connected in the rotary cylinder (6).

5. The mold cavity cleaning device according to claim 4, wherein the connecting body (5) is provided with a through hole (32), the bottom end of the through hole (32) is in a horn shape, the exhaust tube (15) is communicated with the through hole (32), the connecting body (5) is provided with an edge notch (33), a guide opening (34) and a rope penetrating hole (35), the edge notch (33) is used for installing the driving gear (30), the guide opening (34) is used for passing through the traction frame (19), and the rope penetrating hole (35) is used for passing through the traction rope (23).

6. A mould cavity cleaning apparatus according to claim 5, characterized in that the transmission frame (18) is provided with a gradual change gap (36), the gradual change gap (36) is used for reducing interference between the transmission frame (18) and the exhaust pipe (15) when the transmission frame (18) forms rotation adjustment in the base frame (1).

7. The mold cavity cleaning device according to claim 6, wherein a pressure switch is mounted at the bottom end of the hand-held cross bar (3), the pressure switch is located between two sliding grooves, and the pressure switch is used for controlling the power-on and power-off of the servo motor.

8. The mold cavity cleaning device according to claim 7, wherein the contact position of the elastic covering sphere (11) and the upper framework (9) and the contact position of the elastic covering sphere (11) and the lower framework (10) are respectively provided with a piezoresistive sensor, the piezoresistive sensors are matched with a protective circuit breaker, and the protective circuit breaker is arranged in a control circuit of the servo motor.

9. The mold cavity cleaning device according to claim 8, wherein a guiding bent hole is formed in the handheld cross rod (3), an outer guiding quick connecting pipe (37) is arranged in the guiding bent hole, and the outer guiding quick connecting pipe (37) is communicated with the exhaust pipe (15) through a corrugated telescopic pipe (38).