CN214486755U

CN214486755U - Multi-material filling gun

Info

Publication number: CN214486755U
Application number: CN202120344331.2U
Authority: CN
Inventors: 李连睿; 毛靖龙; 高英英
Original assignee: Shanghai Qihe Machinery Technology Co ltd
Current assignee: Shanghai Qihe Machinery Technology Co ltd
Priority date: 2021-02-06
Filing date: 2021-02-06
Publication date: 2021-10-26
Anticipated expiration: 2031-02-06

Abstract

The utility model relates to a rifle is filled to many materials, including filling rifle main part and ejection of compact mouth, be provided with the material chamber in filling the rifle main part, still be provided with the feed inlet in filling the rifle main part, set up discharging channel in the ejection of compact mouth, discharging channel intercommunication material chamber and the discharge gate of ejection of compact mouth, still be provided with the switch in filling the rifle main part, the feed inlet includes first feed inlet and second feed inlet, the material chamber includes first material chamber and second material chamber, first material chamber and second material chamber are kept apart through intermediate bottom, first material chamber and second material chamber all communicate with discharging channel. The utility model provides a many materials fill rifle is when using, can pour into two kinds of materials through first feed inlet and second feed inlet to first material chamber and second material chamber, and two kinds of materials are kept apart by intermediate bottom and can not take place to mix, then two kinds of materials enter into discharging channel simultaneously in, flow through ejection of compact mouth. The utility model provides a many materials fill rifle can make the product of two kinds of material collocation simultaneously.

Description

Multi-material filling gun

Technical Field

The application relates to the field of filling guns, in particular to a multi-material filling gun.

Background

With the improvement of living standard, the demand of people for cold drink products is gradually increased. Frozen drinks with ice cream, jam, chocolate paste and the like are increasingly popular with consumers. The filling gun for making the frozen drink in the prior art generally comprises a filling gun main body and a discharge nozzle arranged on the filling gun main body, wherein a material cavity is arranged in the filling gun main body, a feed inlet communicated with the material cavity is also arranged on the filling gun main body, a discharge channel is arranged in the discharge nozzle, the discharge channel is communicated with the material cavity and the discharge outlet of the discharge nozzle, and a switch for opening or closing the discharge channel is also arranged in the filling gun main body. During the use, the material enters into the material intracavity through the feed inlet, then the material passes through discharging channel again, and the discharge gate from ejection of compact mouth is outwards flowed at last.

The problem that the filling gun in the prior art has is that products matched with various materials cannot be manufactured simultaneously.

SUMMERY OF THE UTILITY MODEL

In order to make the product of multiple material collocation simultaneously, this application provides a many materials filling gun.

The application provides a many materials fill rifle adopts following technical scheme:

the utility model provides a rifle is filled to many materials, includes fills the rifle main part and sets up the ejection of compact mouth in filling the rifle main part, fills and is provided with the material chamber in the rifle main part, fills still be provided with in the rifle main part with the feed inlet of material chamber intercommunication, sets up discharging channel in the ejection of compact mouth, discharging channel intercommunication material chamber and the discharge gate of ejection of compact mouth, still is provided with the switch of opening or closing discharging channel in filling the rifle main part, the feed inlet includes first feed inlet and second feed inlet, the material chamber includes first material chamber and second material chamber, first feed inlet and first material chamber intercommunication, second feed inlet and second material chamber intercommunication, and first material chamber and second material chamber are kept apart through intermediate bottom, and first material chamber and second material chamber all communicate with discharging channel.

Through adopting above-mentioned technical scheme, the rifle is filled to many materials of this application can pour into two kinds of materials into to first material chamber and second material chamber through first feed inlet and second feed inlet when using, and two kinds of materials are kept apart by intermediate bottom and can not take place to mix, then in two kinds of materials enter into discharging channel simultaneously, flow through ejection of compact mouth. The utility model provides a many materials fill rifle can make the product of two kinds of material collocation simultaneously.

Preferably, the filling gun main body is of a cylindrical structure, a through hole which is communicated along the direction of the central line of the filling gun main body is arranged in the filling gun main body, the central line of the through hole is collinear with the central line of the filling gun main body, the through hole comprises a cylindrical middle through hole section and end through hole sections at two ends, the aperture of the end through hole sections at two ends is equal, the aperture of the middle through hole section is larger than that of the end through hole sections at two ends, the intermediate partition plate is of a cylindrical structure, the intermediate partition plate is inserted into the through hole of the filling gun main body, the outer diameter of the intermediate partition plate is equal to that of the end through hole sections, and two ends of the intermediate partition plate are respectively located in the end through hole sections at two ends; the switch is arranged in the intermediate partition plate, the switch is of a cylindrical structure, the central lines of the switch and the intermediate partition plate are collinear with the central line of the filling gun main body, the intermediate partition plate and the switch are arranged in a gap manner, the second material cavity is formed between the intermediate partition plate and the switch, the first material cavity is formed between the intermediate partition plate and the material cavity wall of the filling gun main body, one end of the intermediate partition plate, which is close to the discharge nozzle, is fixedly connected with the discharge nozzle, the other end of the intermediate partition plate is in rotary sealing fit with the inner wall of the through hole section at the end part, the position of the intermediate partition plate, which is close to the discharge nozzle, is also provided with a material mixing channel, the material mixing channel extends towards the central line of the intermediate partition plate, the channel wall at one side of the material mixing channel is partially attached to the peripheral surface of the switch, a first mixing cavity is formed between the inner wall of the intermediate partition plate, which is close to the discharge nozzle, and the switch, and is in a round table shape, and the radial dimension of the first mixing cavity is gradually reduced along the central line of the intermediate partition plate and towards the direction of the discharge nozzle, the minimum radial dimension of the first mixing cavity is equal to the radial dimension of the outer peripheral surface of the switch, and the mixing channel is communicated with the first material cavity and the first mixing cavity; discharging channel includes main discharging channel and divides the discharging channel, and main discharging channel is located the one side that is close to the material chamber in the ejection of compact mouth, divides the discharging channel to be located one side of keeping away from the material chamber in the ejection of compact mouth, and divides discharging channel and main discharging channel intercommunication, the switch is used for opening or closing main discharging channel, and main discharging channel forms the second hybrid chamber that meets with first hybrid chamber, and the second hybrid chamber is cylindricly, and the central line of second hybrid chamber and intermediate bottom's central line collineation, and the radial dimension of second hybrid chamber equals the radial dimension of the outer peripheral face of switch, still be provided with in the filling gun main part and be used for the drive the switch is along the drive mechanism of switch central line direction reciprocating motion in order to open or close main discharging channel.

By adopting the technical scheme, the boundary of the materials in the first material cavity and the second material cavity is obvious when the materials are mixed in the first mixing cavity, and the materials cannot be completely mixed, namely, the area corresponding to the material mixing channel in the first mixing cavity is always the area where the materials in the first material cavity are located, and the rest areas are always the areas where the materials in the second material cavity are located; in addition, the intermediate baffle plate can rotate along with the discharging nozzle, so that the intermediate baffle plate and the discharging nozzle are relatively static, the relative position relation between the discharging port of the discharging nozzle and each region is kept unchanged, a single material flowing out from a single discharging port all the time can accurately sleeve the annular gear on the filling gun main body, and the discharging nozzle can be conveniently driven through the annular gear.

Preferably, the material mixing channels are uniformly arranged at intervals along the circumferential direction of the middle partition plate, an outlet flow channel of the second material cavity is formed between every two adjacent material mixing channels and the switch, and the outlet flow channel is communicated with the second material cavity and the first mixing cavity.

By adopting the technical scheme, a plurality of first material areas and second material areas which are uniformly arranged at intervals in the circumferential direction can be formed in the first mixing cavity. Divide the discharging channel and can shunt the material in the main discharging channel to a plurality of discharging channel and flow out respectively to make the product of more kinds of shapes of ejection of compact mouth can flow out.

Preferably, one end of the filling gun main body, which is far away from the discharging nozzle, is fixedly provided with a connecting part, a mounting hole which is communicated along the direction of a switch central line is arranged in the connecting part, the central line of the mounting hole is collinear with the central line of the switch, the connecting part comprises a middle hole section, a small-aperture section which is close to the discharging nozzle and a large-aperture section which is far away from the discharging nozzle, the aperture of the middle hole section is larger than that of the large-aperture section, and the aperture of the large-aperture section is larger than that of the small-aperture section; the switch comprises a small-diameter section close to the discharge nozzle and a large-diameter section far away from the discharge nozzle, the diameter of the small-diameter section is equal to the aperture of the small-diameter section, the diameter of the large-diameter section is equal to the aperture of the large-diameter section, a step surface is further arranged at the junction of the small-diameter section and the large-diameter section, the connecting part is sleeved at the junction of the small-diameter section and the large-diameter section of the switch, the step surface is matched and attached to the hole wall, close to the small-aperture section, of the middle hole section, a third material cavity is formed between the hole walls of the large-diameter section and the middle hole section, a third feeding port communicated with the third material cavity is further arranged on the connecting part, and the small-aperture section of the connecting part is inserted into the second material cavity of the filling gun main body in a sealing fit manner; a switch flow channel extending along the direction of the center line of the switch is further arranged in the small-diameter section of the switch, the switch flow channel penetrates through the end face, close to the discharging nozzle, of the switch, a switch feeding channel is further arranged at the position, close to the step face, of the small-diameter section, and the switch flow channel is communicated with the outside of the switch through the switch feeding channel; actuating mechanism is pneumatic cylinder or pneumatic cylinder, and actuating mechanism's cylinder body is fixed in the one end of keeping away from the ejection of compact mouth of connecting portion, and actuating mechanism's telescopic link with the major diameter section fixed connection of switch.

Through adopting above-mentioned technical scheme, can realize the mixed pouring of three kinds of materials, the ejection of compact that can first material chamber, second material chamber and third material chamber of synchro control or stop the ejection of compact when the switch removes to open or close moreover.

Preferably, a fourth material cavity is further arranged in the shell of the filling gun main body, the fourth material cavity is an annular cavity extending along the circumferential direction of the shell, a fourth feed port communicated with the fourth material cavity is further arranged on the shell, and a shell flow channel extending along the central line direction of the filling gun main body is further arranged in the shell; still be provided with circular heavy groove on the terminal surface that is used for and ring gear fixed connection of ejection of compact mouth, intermediate bottom's the one end that is used for and ejection of compact mouth fixed connection is provided with the flange structure, and the flange structure is located and fills the rifle main part, and the radial dimension of circular heavy groove is greater than the radial dimension of flange structure, and intermediate bottom passes through the fixed central point that sets up at the circular diapire that sinks the groove of flange structure and puts, forms material mouth annular runner between the diapire that sinks the groove of circular and the casing terminal surface that fills the rifle main part, casing runner intercommunication fourth material chamber and material mouth annular runner still are provided with material mouth shell runner in the casing of ejection of compact mouth, and material mouth shell runner intercommunication material mouth annular runner and discharge gate place terminal surface.

By adopting the technical scheme, the four materials can be mixed and poured, so that more frozen drinks with mixed flavors can be prepared.

Preferably, the discharging nozzle is rotatably arranged on the filling gun main body.

Through adopting above-mentioned technical scheme, can rotate the rotation ejection of compact that the ejection of compact mouth realized the discharge gate, it is very convenient to rotate the ejection of compact mouth to conveniently fill the rotatory ejection of compact of rifle.

Preferably, the discharge nozzle is fixedly provided with a ring gear through a bolt, the discharge nozzle is fixed on one axial end face of the ring gear, the central line of the ring gear is collinear with the central line of the discharge nozzle, an annular bulge which protrudes inwards along the radial direction and extends along the circumferential direction is formed on the inner wall of the ring gear, an annular groove matched with the annular bulge is formed on the outer surface of the filling gun main body, and the ring gear is rotatably sleeved on the filling gun main body through the annular bulge.

Through adopting above-mentioned technical scheme, can fill the accurate suit of ring gear in the rifle main part, and can conveniently drive the ejection of compact mouth through ring gear.

Preferably, the discharge nozzle is conical, the large end face of the discharge nozzle is fixedly connected with the ring gear, and the small end face of the discharge nozzle is the end face where the discharge port is located.

Through adopting above-mentioned technical scheme, make things convenient for the ejection of compact of ejection of compact mouth.

Drawings

FIG. 1 is a schematic diagram of the overall construction of a multi-material filling gun according to an embodiment of the present application;

FIG. 2 is a bottom view of a multi-material pour gun of an embodiment of the present application;

FIG. 3 is a cross-sectional view taken at B-B of FIG. 2;

fig. 4 is a schematic view of a combined structure of a middle partition plate and a discharge nozzle of the multi-material pouring gun according to the embodiment of the application.

Description of reference numerals: 1. a filling gun body; 11. a middle via section; 12. an end via segment; 13. a first feed port; 14. a second feed port; 15. a fourth material cavity; 16. a fourth feed port; 17. a housing flow passage; 18. a nozzle annular flow passage; 19. a nozzle shell flow passage; 2. a discharging nozzle; 21. a main discharge channel; 22. a material distributing channel; 3. a switch; 31. a small diameter section; 32. a large diameter section; 33. a step surface; 34. switching the flow channel; 35. switching on and off the feed channel; 4. a middle partition plate; 41. a flange structure; 42. a first mixing chamber; 43. a second material cavity; 44. a first material cavity; 45. a mixing channel; 5. a ring gear; 51. an annular projection; 52. a circular sink; 6. a connecting portion; 61. a middle bore section; 62. a small bore section; 63. a large pore diameter section; 64. a third material cavity; 65. a third feed inlet; 7. a pneumatic cylinder; 71. a telescopic rod.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

Referring to fig. 1 and 2, the embodiment of the application discloses a multi-material filling gun, which comprises a filling gun body 1 and a discharging nozzle 2 rotatably arranged on the filling gun body 1. Fill and be provided with the material chamber in the rifle main part 1, fill still be provided with on the rifle main part 1 with the feed inlet of material chamber intercommunication, set up discharging channel in the ejection of compact mouth 2, discharging channel intercommunication material chamber and the discharge gate of ejection of compact mouth 2. Still be provided with the switch 3 that opens or close discharging channel in the filling gun main part 1, still be provided with actuating mechanism on the filling gun main part 1, switch 3 is in order to open or close discharging channel in reciprocating motion under actuating mechanism's drive.

Referring to fig. 3, the filling gun body 1 has a cylindrical structure, and a through hole penetrating in the direction of the center line of the filling gun body 1 is provided therein, and the center line of the through hole is collinear with the center line of the filling gun body 1. The through-hole includes the tip through-hole section 12 at cylindric middle through-hole section 11 and both ends, and the aperture of the tip through-hole section 12 at both ends equals, and the aperture of middle through-hole section 11 is greater than the aperture of the tip through-hole section 12 at both ends. The filling gun main body 1 is also provided with a cylindrical intermediate partition plate 4 in the through hole in an inserted manner, the outer diameter of the intermediate partition plate 4 is equal to the aperture of the end through hole section 12, and two ends of the intermediate partition plate 4 are respectively positioned in the end through hole sections 12 at two ends. One end of the middle partition plate 4 is provided with a flange structure 41, the flange structure 41 is positioned outside the filling gun main body 1 and is used for being fixedly connected with the discharging nozzle 2, and the other end of the middle partition plate 4 is in rotating sealing fit with the inner wall of the end through hole section 12. A first mixing cavity 42 is formed between the inner wall of the middle partition plate 4 close to the discharging nozzle 2 and the switch 3, the first mixing cavity 42 is in a circular truncated cone shape, and the radial dimension of the first mixing cavity 42 is gradually reduced along the central line of the middle partition plate 4 and towards the discharging nozzle 2.

With continued reference to fig. 3, switch 3 is a cylindrical structure, and switch 3 includes a small diameter section 31 proximal to tap 2 and a large diameter section 32 distal to tap 2. The radial dimension of the outer peripheral surface of the small-diameter section 31 of the switch 3 is equal to the minimum radial dimension of the first mixing chamber 42. The part of the switch 3 close to the discharging nozzle 2 is positioned inside the middle partition plate 4, the center lines of the switch 3 and the middle partition plate 4 are collinear with the center line of the filling gun main body 1, the middle partition plate 4 and the switch 3 are arranged in a clearance mode, a second material cavity 43 is formed between the middle partition plate 4 and the switch 3, and a second feeding hole 14 communicated with the second material cavity 43 is formed in the filling gun main body 1. A first material cavity 44 is formed between the middle partition plate 4 and the inner wall of the filling gun body 1, and the filling gun body 1 is further provided with a first feeding hole 13 communicated with the first material cavity 44. The position of the middle partition plate 4 close to the discharging nozzle 2 is further provided with a material mixing channel 45, the material mixing channel 45 extends towards the central line of the middle partition plate 4, the channel wall of one side of the material mixing channel 45 is partially attached to the outer circumferential surface of the switch 3, and the material mixing channel 45 is communicated with the first material cavity 44 and the first mixing cavity 42. Three mixing channels 45 are uniformly arranged along the circumferential direction of the middle partition plate 4 at intervals, an outlet flow channel of the second material cavity 43 is formed between every two adjacent mixing channels 45 and the switch 3, and the outlet flow channel is communicated with the second material cavity 43 and the first mixing cavity 42.

Referring to fig. 2 and 3, the discharging nozzle 2 is conical, the ring gear 5 is fixedly arranged on the discharging nozzle 2, the small end face of the discharging nozzle 2 is the end face where the discharging port is located, the large end face of the discharging nozzle 2 is fixedly connected with one axial end face of the ring gear 5, and the central line of the ring gear 5 is collinear with the central line of the discharging nozzle 2. An annular bulge 51 which protrudes inwards in the radial direction and extends along the circumferential direction is formed on the inner wall of the ring gear 5, an annular groove matched with the annular bulge 51 is formed on the outer surface of the filling gun body 1, and the ring gear 5 is rotatably sleeved on the filling gun body 1 through the annular bulge 51. Referring to fig. 4, a circular sinking groove 52 is further provided on an end surface of the tap 2 for fixedly connecting with the ring gear 5, a radial dimension of the circular sinking groove 52 is larger than a radial dimension of the flange structure 41, and the intermediate partition plate 4 is fixedly disposed at a central position of a bottom wall of the circular sinking groove 52 through the flange structure 41. The discharge channel of the tap 2 comprises a main discharge channel 21 and a number of separate discharge channels 22. Main discharging channel 21 is located one side that is close to the material chamber in ejection of compact mouth 2, and each divides material passageway 22 to be located one side of keeping away from the material chamber in ejection of compact mouth 2, and divides material passageway 22 and main discharging channel 21 intercommunication. The main discharging channel 21 forms a second mixing cavity connected with the first mixing cavity 42, the second mixing cavity is cylindrical, the central line of the second mixing cavity is collinear with the central line of the middle partition plate 4, and the radial size of the second mixing cavity is equal to that of the outer peripheral surface of the switch 3.

With reference to fig. 3, a connecting portion 6 is further fixedly disposed at an end of the filling gun body 1 away from the discharging nozzle 2, a mounting hole penetrating along a central line direction of the switch 3 is disposed in the connecting portion 6, and a central line of the mounting hole is collinear with a central line of the switch 3. The connecting part 6 comprises a middle hole section 61, a small hole diameter section 62 close to the discharging nozzle 2 and a large hole diameter section 63 far away from the discharging nozzle 2, the hole diameter of the middle hole section 61 is larger than that of the large hole diameter section 63, and the hole diameter of the large hole diameter section 63 is larger than that of the small hole diameter section 62. The aperture of the small-aperture section 62 is equal to the diameter of the small-diameter section 31 of the switch 3, the aperture of the large-aperture section 63 is equal to the diameter of the large-diameter section 32, and a step surface 33 is further arranged at the junction of the small-diameter section 31 and the large-diameter section 32. The connecting part 6 is sleeved at the junction of the small-diameter section 31 and the large-diameter section 32 of the switch 3, and the step surface 33 is matched and attached to the hole wall of the middle hole section 61 close to the small-diameter section 62. A third material cavity 64 is formed between the hole walls of the large-diameter section 32 and the middle hole section 61, a third feeding port 65 communicated with the third material cavity 64 is further arranged on the connecting part 6, and the small-diameter section 62 of the connecting part 6 is inserted in the second material cavity 43 of the filling gun main body 1 in a sealing fit mode. The inside switch runner 34 that extends along switch 3 central line direction that still is provided with of small diameter section 31 of switch 3, the terminal surface that is close to ejection of compact mouth 2 of switch 3 is run through to switch runner 34, and the position that is close to step face 33 of small diameter section 31 still is provided with switch feedstock channel 35, and switch feedstock channel 35 communicates switch runner 34 with the switch 3 outside. The driving mechanism is a pneumatic cylinder 7, the cylinder body of the pneumatic cylinder 7 is fixed at one end of the connecting part 6, which is far away from the discharging nozzle 2, the telescopic rod 71 of the pneumatic cylinder 7 is fixedly connected with the large-diameter section 32 of the switch 3, and the telescopic rod 71 of the pneumatic cylinder 7 stretches and retracts to drive the switch 3 to reciprocate so as to open or close the main discharging channel 21.

With reference to fig. 3, a fourth material chamber 15 is further disposed in the casing of the filling gun body 1, the fourth material chamber 15 is an annular chamber extending along the circumferential direction of the casing, a fourth feed port 16 communicated with the fourth material chamber 15 is further disposed on the casing, and a casing flow channel 17 extending along the central line direction of the filling gun body 1 is further disposed in the casing. A nozzle annular flow passage 18 is formed between the bottom wall of the circular sinking groove 52 of the discharging nozzle 2 and the shell end surface of the filling gun body 1, and the shell flow passage 17 is communicated with the fourth material cavity 15 and the nozzle annular flow passage 18. A nozzle shell flow passage 19 is further arranged in the shell of the discharging nozzle 2, and the nozzle shell flow passage 19 is communicated with the nozzle annular flow passage 18 and the end face of the discharging port.

The implementation principle of the embodiment of the application is as follows: the utility model provides a many materials fill rifle when using, through first feed inlet 13, second feed inlet 14, third feed inlet 65 is to first material chamber 44, three kinds of materials are injected in second material chamber 43 and the third material chamber 64, the material in first material chamber 44 and the second material chamber 43 can directly enter into first hybrid chamber 42, the telescopic link 71 shrink of control pneumatic cylinder 7 drives switch 3 and takes out from the second hybrid chamber, the entry of switch feedstock channel 35 on the switch 3 moves to the third in the material chamber 64, the material in the third material chamber 64 passes through switch runner 34 and enters into first hybrid chamber 42 this moment, then enter into the second hybrid chamber of ejection of compact mouth 2, meanwhile, the material in the first hybrid chamber 42 enters into the second hybrid chamber of ejection of compact mouth 2. After the material enters into ejection of compact mouth 2, drive ring gear 5 through outside gear drive mechanism (not shown in the figure) and rotate, and then drive ejection of compact mouth 2 and rotate, realize the rotation ejection of compact of discharge gate. After the use, the telescopic rod 71 of the control pneumatic cylinder 7 stretches out and draws back to drive the switch 3 to be inserted into the second mixing cavity, and at the moment, the material in the first mixing cavity 42 does not flow out any more. When a fourth material needs to be added, the fourth material is injected into the fourth material cavity 15 through the fourth feeding hole 16, and the fourth material enters the nozzle annular flow passage 18 of the discharging nozzle 2 through the shell flow passage 17 and then flows out of the discharging nozzle 2 through the nozzle shell flow passage 19, so that rotary discharging is realized.

The multi-material filling gun can realize the mixing and filling of four materials through the first feeding hole 13, the second feeding hole 14, the third feeding hole 65 and the fourth feeding hole 16, so that more frozen drinks with mixed flavors can be prepared; moreover, the discharge port is rotated and discharged by rotating the discharge nozzle 2, and the discharge nozzle 2 is very convenient to rotate, so that the filling gun can conveniently rotate and discharge materials.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a many materials fill rifle, including filling rifle main part (1) and setting up discharge nozzle (2) on filling rifle main part (1), be provided with the material chamber in filling rifle main part (1), still be provided with the feed inlet with material chamber intercommunication on filling rifle main part (1), set up discharging channel in discharge nozzle (2), discharging channel intercommunication material chamber and the discharge gate of discharge nozzle (2), still be provided with switch (3) of opening or closing discharging channel in filling rifle main part (1), its characterized in that: the feed inlet includes first feed inlet (13) and second feed inlet (14), the material chamber includes that first material chamber (44) and second material chamber (43) expect, and first feed inlet (13) expect chamber (44) intercommunication with first, and second feed inlet (14) expect chamber (43) intercommunication with the second, and first material chamber (44) expect chamber (43) to keep apart through intermediate bottom (4) with the second, and first material chamber (44) expect chamber (43) and second and all communicate with discharging channel.

2. The multiple material fill gun of claim 1, wherein: the filling gun comprises a filling gun body (1), a through hole which penetrates through the filling gun body (1) along the direction of the central line of the filling gun body (1) is formed in the filling gun body (1), the central line of the through hole is collinear with the central line of the filling gun body (1), the through hole comprises a cylindrical middle through hole section (11) and end through hole sections (12) at two ends, the diameters of the end through hole sections (12) at the two ends are equal, the diameter of the middle through hole section (11) is larger than that of the end through hole sections (12) at the two ends, the middle partition plate (4) is of a cylindrical structure, the middle partition plate (4) is inserted into the through hole of the filling gun body (1), the outer diameter of the middle partition plate (4) is equal to that of the end through hole sections (12), and the two ends of the middle partition plate (4) are respectively located in the end through hole sections (12) at the two ends;

the switch (3) is arranged in the middle partition board (4), the switch (3) is of a cylindrical structure, the central lines of the switch (3) and the middle partition board (4) are collinear with the central line of the filling gun main body (1), the middle partition board (4) and the switch (3) are arranged in a clearance mode, the second material cavity (43) is formed between the middle partition board (4) and the switch (3), the first material cavity (44) is formed between the middle partition board (4) and the material cavity wall of the filling gun main body (1), one end, close to the discharging nozzle (2), of the middle partition board (4) is fixedly connected with the discharging nozzle (2), the other end of the middle partition board (4) is in rotating sealing fit with the inner wall of the end through hole section (12), a material mixing channel (45) is further arranged at the position, close to the discharging nozzle (2), and the material mixing channel (45) extends towards the central line of the middle partition board (4), a channel wall on one side of the mixing channel (45) is partially attached to the outer circumferential surface of the switch (3), a first mixing cavity (42) is formed between the inner wall of the middle partition plate (4) close to the discharging nozzle (2) and the switch (3), the first mixing cavity (42) is in a circular truncated cone shape, the radial size of the first mixing cavity (42) is gradually reduced along the central line of the middle partition plate (4) and towards the discharging nozzle (2), the minimum radial size of the first mixing cavity (42) is equal to the radial size of the outer circumferential surface of the switch (3), and the mixing channel (45) is communicated with the first material cavity (44) and the first mixing cavity (42);

the discharging channel comprises a main discharging channel (21) and a material dividing channel (22), the main discharging channel (21) is positioned at one side of the discharging nozzle (2) close to the material cavity, the material dividing channel (22) is positioned at one side of the discharging nozzle (2) far away from the material cavity, the material distributing channel (22) is communicated with the main material discharging channel (21), the switch (3) is used for opening or closing the main material discharging channel (21), the main material discharging channel (21) forms a second mixing cavity connected with the first mixing cavity (42), the second mixing cavity is cylindrical, and the central line of the second mixing cavity is collinear with the central line of the middle clapboard (4), the radial dimension of the second mixing cavity is equal to the radial dimension of the peripheral surface of the switch (3), the filling gun main body (1) is also provided with a driving mechanism for driving the switch (3) to reciprocate along the central line direction of the switch (3) so as to open or close the main discharging channel (21).

3. The multiple material fill gun of claim 2, wherein: the material mixing channels (45) are arranged at least two along the circumferential direction of the middle partition plate (4) at even intervals, an outlet flow channel of the second material cavity (43) is formed between every two adjacent material mixing channels (45) and the switch (3), and the outlet flow channel is communicated with the second material cavity (43) and the first mixing cavity (42).

4. The multiple material fill gun of claim 3, wherein: the filling gun is characterized in that a connecting part (6) is fixedly arranged at one end, far away from the discharging nozzle (2), of the filling gun main body (1), a mounting hole which penetrates through the connecting part (6) along the direction of the central line of the switch (3) is formed in the connecting part, the central line of the mounting hole is collinear with the central line of the switch (3), the connecting part (6) comprises a middle hole section (61), a small-aperture section (62) close to the discharging nozzle (2) and a large-aperture section (63) far away from the discharging nozzle (2), the aperture of the middle hole section (61) is larger than that of the large-aperture section (63), and the aperture of the large-aperture section (63) is larger than that of the small-aperture section (62); switch (3) including being close to little diameter section (31) of ejection of compact mouth (2) and big diameter section (32) of keeping away from ejection of compact mouth (2), the diameter of little diameter section (31) and the aperture of little diameter section (62) equal, the diameter of big diameter section (32) and the aperture of big diameter section (63) equal, the juncture of little diameter section (31) and big diameter section (32) still is provided with step face (33), connecting portion (6) suit is at the juncture of little diameter section (31) and big diameter section (32) of switch (3), and step face (33) and the pore wall adaptation laminating of being close to little diameter section (62) of centre bore section (61), forms third material chamber (64) between the pore wall of big diameter section (32) and centre bore section (61), still is provided with third material chamber (64) intercommunication on connecting portion (6) third feed inlet (65), the small diameter section (62) of connecting portion (6) sealed cooperation is in second material chamber (43) of filling gun main part (1) Internal; a switch flow channel (34) extending along the direction of the central line of the switch (3) is further arranged inside the small-diameter section (31) of the switch (3), the switch flow channel (34) penetrates through the end face, close to the discharging nozzle (2), of the switch (3), a switch feeding channel (35) is further arranged at the position, close to the step face (33), of the small-diameter section (31), and the switch flow channel (34) is communicated with the outside of the switch (3) through the switch feeding channel (35); actuating mechanism is pneumatic cylinder (7) or pneumatic cylinder, and actuating mechanism's cylinder body is fixed in the one end of keeping away from ejection of compact mouth (2) of connecting portion (6), and actuating mechanism's telescopic link (71) with major diameter section (32) fixed connection of switch (3).

5. The multiple material fill gun of claim 4, wherein: a fourth material cavity (15) is further arranged in the shell of the filling gun main body (1), the fourth material cavity (15) is an annular cavity extending along the circumferential direction of the shell, a fourth feed port (16) communicated with the fourth material cavity (15) is further arranged on the shell, and a shell flow channel (17) extending along the central line direction of the filling gun main body (1) is further arranged in the shell; a circular sinking groove (52) is also arranged on the end surface of the discharging nozzle (2) which is used for being fixedly connected with the ring gear (5), a flange structure (41) is arranged at one end of the middle partition plate (4) which is fixedly connected with the discharging nozzle (2), the flange structure (41) is positioned on the filling gun main body (1), the radial dimension of the circular sinking groove (52) is larger than that of the flange structure (41), the middle partition plate (4) is fixedly arranged at the central position of the bottom wall of the circular sinking groove (52) through the flange structure (41), a nozzle annular flow passage (18) is formed between the bottom wall of the circular sinking groove (52) and the end face of the shell of the filling gun main body (1), the shell runner (17) is communicated with the fourth material cavity (15) and the material nozzle annular runner (18), a material nozzle shell runner (19) is further arranged in the shell of the material discharging nozzle (2), and the material nozzle shell runner (19) is communicated with the end face of the material nozzle annular runner (18) where the material discharging opening is located.

6. The multiple material fill gun of claim 5, wherein: the discharging nozzle (2) is rotatably arranged on the filling gun main body (1).

7. The multiple material fill gun of claim 6, wherein: the screw bolt is fixed and is provided with ring gear (5) on ejection of compact mouth (2), and ejection of compact mouth (2) are fixed on an axial terminal surface of ring gear (5), and the central line of ring gear (5) and the central line collineation of ejection of compact mouth (2), are formed with on ring gear (5) inner wall along radial inside protrusion and along annular arch (51) of circumference extension, be formed with the annular groove with annular arch (51) adaptation on the surface of pouring gun main part (1), ring gear (5) rotate the cover through annular arch (51) and establish on pouring gun main part (1).

8. The multiple material fill gun of claim 7, wherein: the discharge nozzle (2) is conical, the large end face of the discharge nozzle (2) is fixedly connected with the ring gear (5), and the small end face of the discharge nozzle (2) is the end face where the discharge port is located.