CN210299270U - Wheaten food machine with extrusion container not prone to shaking - Google Patents

Abstract

The utility model provides a wheaten food machine with a squeezing barrel not easy to shake, which comprises a base, a squeezing component arranged on the base, a motor arranged in the base, a screw rod transversely arranged in the squeezing barrel, and a die head component arranged at the front end of the squeezing barrel, wherein the die head component comprises a die head bracket and a die head, the base is provided with an installation cavity matched with the squeezing barrel in installation, at least part of the installation cavity extends to the front end of the base to form an installation boss, the squeezing barrel comprises a barrel body, the front end of the barrel body is provided with a first eccentric part, the center of the first eccentric part is arranged on the central axis of the barrel body in a deviating way, the squeezing barrel is matched with the die head component in installation through the first eccentric part, the die head cover is sleeved outside the squeezing barrel, the die head cover is respectively connected with the first eccentric part and the installation boss, the whole squeezing component shakes less, the operation is more stable.

Description

Wheaten food machine with extrusion container not prone to shaking

Technical Field

The utility model belongs to the food preparation machine field especially relates to a wheaten food machine.

Background

With the improvement of living standard of people, the requirement on noodle making performance of the noodle maker is higher and higher. The existing household flour food machine generally comprises a machine base, a stirring assembly and an extrusion assembly which are installed on the machine base and driven by a motor, wherein the stirring assembly comprises a stirring cup and a stirrer, the extrusion assembly comprises a noodle extruding cylinder and a screw rod arranged in the noodle extruding cylinder, the head end of the noodle extruding cylinder is provided with a die head assembly, so that the functions of automatically stirring, kneading dough and extruding out dough can be realized, the basic automatic noodle making requirement of a user is met, but in the extruding out dough process of the existing flour food machine, the material runs along with the screw rod from the noodle extruding cylinder to the die head direction, dry flour or flour-water mixture easily overflows from the connecting gap of the extrusion assembly, the extruding out dough speed is uneven, more burrs are generated on the surface of noodles or dough sheets, and the quality and cooking taste of products are influenced. In the dough extruding process, the extruding assembly shakes greatly relative to the base, particularly the part of the extruding cylinder extending out of the base shakes obviously, and a user can observe the extruding cylinder very intuitively, so that the user experience is influenced. In addition, the structural stress of the screw and the matched outlet surface of the die head component is easy to be uneven, so that the die head component is easy to crack, and the uneven-distribution surface-water mixture is easy to squeeze die head accessories, so that mechanical danger is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wheaten food machine that the recipient rocks for a short time, screw rod and recipient clearance fit are accurate, the complete machine operation is stable and the system face is of high quality.

In order to solve the technical problem, the utility model provides a wheaten food machine with an extrusion cylinder which is not easy to shake, which comprises a machine base and an extrusion assembly arranged on the machine base, wherein a motor is arranged in the machine base, the extrusion assembly comprises an extrusion cylinder, a screw rod transversely arranged in the extrusion cylinder and a die head assembly arranged at the front end of the extrusion cylinder, the die head assembly comprises a die head bracket and a die head, wherein the base is provided with an installation cavity matched with the extrusion cylinder in installation, at least part of the installation cavity extends to the front end of the base to form an installation boss, the extrusion cylinder comprises a cylinder body, the front end of the cylinder body is provided with a first eccentric part, and the center of the first eccentric part is arranged in the central axis of the barrel in an offset manner, the extrusion barrel is matched with the die head assembly through the first eccentric part in an installation manner, the die head cover is further sleeved outside the extrusion barrel, and the die head cover is connected with the first eccentric part and the installation boss respectively.

Further, the first eccentric part is formed by at least partially expanding the side wall of the front end of the cylinder.

Further, the first eccentric part is formed by partially turning down the side wall of the front end of the cylinder.

Further, the first eccentric part is formed by turning the side wall of the front end of the cylinder outwards in the circumferential direction.

Furthermore, the circumferential surface of the cylinder body is internally tangent to or embedded in the circumferential surface of the first eccentric part.

Further, the shape of the installation cavity is consistent with that of the barrel of the extrusion container, and the installation cavity is at least partially arranged around the outside of the barrel.

Furthermore, the shape of the mounting boss is consistent with that of the mounting cavity, and the inner wall of the mounting boss is smoothly connected with that of the mounting cavity.

Furthermore, a safety switch for detecting the die head in place is arranged in the base, and a safety linkage device for triggering the safety switch is further arranged between the mounting boss and the first eccentric part.

Further, the safety linkage device is arranged in the mounting boss and/or the first eccentric part.

Furthermore, the die head support is provided with a second eccentric part, the center of the second eccentric part is offset from the central axis of the die head assembly, and the extrusion cylinder and the die head assembly are installed and matched through the first eccentric part and the second eccentric part, so that the extrusion cylinder and the die head assembly surround to form a concentric material conveying channel.

The utility model has the advantages that:

1. the die head cover is respectively connected with the first eccentric part and the mounting boss, the die head assembly, the extrusion assembly and the base are fixedly connected, the extrusion assembly is more stable relative to the mounting and positioning of the base, and is supported and limited by the mounting cavity and the mounting boss during operation, so that the extrusion assembly is less in shaking and more stable in operation. The material is by screw propulsion operation in the barrel, the recipient passes through first eccentric portion installation cooperation with the die head subassembly to locking through the die head lid, make recipient and die head subassembly connect more firm reliable, especially for the wheaten food machine that the die head subassembly is the lower part and goes out the face, the first eccentric portion that sets up for the central axis offset of recipient rear end offsets and balances the extrusion force to the unbalance of extrusion subassembly that produces when falling out the face, make the inside atress of extrusion subassembly balanced stable, the connection structure of extrusion subassembly has been consolidated partially simultaneously, the operation of face water mixture is stable in material transport passageway, it is comfortable to go out the face. And the extrusion assembly is connected with the base through the mounting boss, so that the shaking of the extrusion container is further reduced.

2. The first eccentric portion is formed by expanding the circumference of the front end of the barrel outwards or turning over the barrel downwards, and the center of the first eccentric portion formed by turning over the barrel is arranged eccentrically with the center of the barrel, so that the eccentric state of the first eccentric portion relative to the barrel is formed, the first eccentric portion not only strengthens the overall strength of the front end of the barrel of the extrusion barrel, but also enables the die head assembly matched with the first eccentric portion to be stable and reliable, and the stress of the extruded surface state is balanced. The center of the first eccentric structure can be arranged in a biased mode towards any direction relative to the center of the barrel, so that a stable noodle extruding state is optimized and maintained, the internal stress of the extruding assembly is balanced, meanwhile, the matching structure of the machine base and the extruding assembly is high in design freedom, and the purposes of optimizing the structure of the whole machine and reducing the shaking of the whole processing assembly of the noodle machine are achieved.

3. The circumferential surface where the barrel is located and the circumferential surface where the first eccentric part is located are arranged in an inscribed mode or in an included mode, so that the eccentric structure is guaranteed to achieve corresponding functions, the vertical occupied space of the extrusion barrel is effectively shortened, and the miniaturization of the whole machine is facilitated.

4. The shape of the installation cavity is consistent with that of the extrusion container barrel, the installation cavity at least partially surrounds the outside of the barrel, the die head cover enables the die head assembly, the extrusion container and the installation boss to be arranged in the future, and the installation cavity assists in supporting and limiting the barrel to prevent the extrusion container from shaking. The shape of the mounting boss is consistent with that of the mounting cavity, which is equivalent to axially prolonging the supporting limit length of the barrel, the matching limit of the die cover and the mounting boss is more stable and reliable, the assembly of the extrusion assembly is optimized, and the operation of the whole machine is more stable.

5. The safety switch is arranged in the base, the safety linkage device for triggering the safety switch is arranged between the installation boss and the first eccentric part, so that the safety switch provides sufficient stroke for triggering, the reliability and the accuracy of in-place detection of the die head are guaranteed, the safety linkage device can be arranged in the installation boss and can also be arranged in the eccentric part, or part of the safety linkage device is arranged in the installation boss, and part of the safety linkage device is arranged in the first eccentric part, so that the safety linkage device is guaranteed to have enough installation space, the installation boss protrudes out of the front end of the base, the effectiveness of triggering the safety switch is further improved, the linkage device is enabled to operate stably, the stroke is more accurate, and false triggering or triggering failure is effectively prevented.

6. And recipient and die head subassembly are through first eccentric portion and the installation cooperation of second eccentric portion, can effectively avoid taking place relative displacement between recipient and the die head subassembly to make the material transport passageway concentricity that forms good, the clearance value with the extrusion clearance of the cooperation formation of screw rod more accurate, thereby knead with the secondary in the recipient, and the noodless or the dough sheet of extruding are more flexible to be said and have elasticity.

Drawings

Fig. 1 is a schematic view of the whole structure of the wheaten food machine according to the first embodiment of the present invention.

Fig. 2 is a schematic view of a partial structure of an extrusion assembly of the pasta machine according to the first embodiment of the invention.

Fig. 3 is a schematic view of the structure of the extrusion cylinder of the pasta machine according to the first embodiment of the invention.

Fig. 4 is a schematic view of a die head bracket structure in the first embodiment of the wheaten food machine of the present invention.

Fig. 5 is a schematic view of the whole structure of the pasta machine according to the second embodiment of the invention.

Fig. 6 is a schematic view of a die assembly of the pasta machine according to the second embodiment of the invention.

Fig. 7 is another schematic structural diagram of a die assembly in the second embodiment of the pasta machine of the present invention.

The names of the components marked in the figures are as follows:

1. a machine base; 11. a motor; 12. a safety switch; 13. a mounting cavity; 14. mounting a boss;

2. an extrusion cylinder; 21. a first eccentric portion; 211. a sleeve; 2111. mounting a boss; 212. an accommodating cavity; 22. a limiting step; 23. a barrel;

3. a screw; 31. a screw body; 311. spiraling; 312. a positioning groove; 32. a screw shaft;

4. a die head bracket; 41. a second eccentric portion; 42. an installation part; 421. a noodle outlet; 422. a through hole; 43. a groove; 44. a limiting boss; 45. installing a groove;

5. a die head; 51. a trigger section; 511. a protrusion; 52. molding a matrix; 521. forming holes; 53. an end face; 531. positioning the projection; 54. a bending section;

6. a material transport passageway; 61. extruding the propulsion channel; 62. extruding out a dough channel;

7. a safety linkage; 71. a touch part; 711. a connecting rod;

8. a die cover;

9. a stirring assembly; 91. a stirring cup; 911. a face inlet; 92. a stirring rod; 921. a rod body; 9211. stirring teeth; 922. a lever shaft; 93. and (7) covering.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 to 7, a pasta machine with an extrusion cylinder not prone to shake comprises a base 1 and an extrusion assembly arranged on the base, wherein a motor 11 is arranged in the base, the extrusion assembly comprises an extrusion cylinder 2, a screw 3 transversely arranged in the extrusion cylinder, and a die head assembly arranged at the front end of the extrusion cylinder, the die head assembly comprises a die head bracket 4 and a die head 5, the extrusion assembly comprises an eccentric structure, the eccentric structure is arranged in an offset manner relative to the central axis of the screw 3, the extrusion cylinder 2 is connected with the die head assembly through the eccentric structure, so that the extrusion cylinder and the die head assembly surround to form a concentric material conveying channel 6, the eccentric structure is connected more stably and reliably, and particularly for the pasta machine with the die head assembly being a lower-part dough outlet, the eccentric structure arranged in an offset manner relative to the central axis of the screw offsets and balances the extrusion force on the extrusion assembly generated by non-circumferential, make the inside atress of extrusion subassembly balanced stable, locally reinforced extrusion subassembly's connection structure simultaneously, it is that the operation of face water mixture is stable in material transportation passageway, and it is comfortable to go out the face.

The circumferential gap formed at the joint of the extrusion cylinder 2 and the die head assembly is easy to overflow or has a tendency of overflowing, the stress of the joint of the screw rod 3 and the gap is uneven, so that the extruded noodle state of the pasta machine is unstable, the eccentric structure can offset the uneven stress of the screw rod, the joint of the extrusion cylinder 2 and the die head assembly plays a role of local reinforcement, the local overflowing of the noodle at the joint of the extrusion cylinder and the die head assembly is effectively prevented, particularly, the required path of the overflowing noodle is prolonged at the eccentric structure or the opposite position of the eccentric structure, the pressure borne by the overflowing is increased, and thus the overflowing noodle is reduced, and the material is discharged from the die head. In addition, the eccentric structure is easy to install, not only forms a fool-proof structure, but also provides installation guide, and the eccentric structure enables the local structural strength of the die head assembly or the noodle extruding cylinder to be enhanced, so that the overall service life of the noodle maker is prolonged.

Example one

As shown in fig. 1 to 4, a pasta machine with an extrusion cylinder not prone to shake comprises a base 1, a stirring assembly 9 and an extrusion assembly which are arranged on the base, wherein a motor 11 is arranged in the base, the stirring assembly 9 comprises a stirring cup 91, a stirring rod 92 arranged in the stirring cup, and an upper cover 93 covering an upper port of the stirring cup, the stirring rod comprises a rod body 921 and a rod shaft 922, stirring teeth 9211 are arranged on the rod body, the extrusion assembly comprises an extrusion cylinder 2, a screw 3 transversely arranged in the extrusion cylinder, and a die head assembly arranged at the front end of the extrusion cylinder, the screw 3 comprises a screw body 31 and a screw shaft 32, a spiral 311 is arranged on the screw body, the stirring cup and the extrusion cylinder are communicated through a flour inlet 911, the flour inlet 911 is arranged at the bottom of the stirring cup, the extrusion cylinder is arranged below the stirring cup, in the embodiment, the stirring cup and the extrusion cylinder are integrally formed, the die head assembly comprises a die head support 4 and a die head, the stirring rod 92 and the screw 3 are driven by a motor to rotate, wherein the extrusion assembly comprises an eccentric structure, the eccentric structure is arranged in a biased mode relative to the central axis of the screw, the eccentric structure is arranged between the extrusion cylinder 2 and the die head assembly, the extrusion cylinder is connected with the die head assembly through the eccentric structure, so that the extrusion cylinder and the die head assembly are surrounded to form a concentric material conveying channel 6, the eccentric structure is connected more stably and reliably, particularly, for a wheaten food machine with the die head assembly being a lower dough outlet, the eccentric structure arranged in a biased mode relative to the central axis of the screw offsets and balances the extrusion force on the extrusion assembly generated by the non-circumferential dough outlet, the internal stress of the extrusion assembly is balanced and stable, meanwhile, the connecting structure of the extrusion assembly is locally reinforced, the operation of a flour-water mixture in the material conveying channel is stable, and the dough outlet.

The circumferential gap formed at the joint of the extrusion cylinder 2 and the die head assembly is easy to overflow or has a tendency of overflowing, the stress of the joint of the screw and the gap is uneven, so that the extruded noodle state of the pasta machine is unstable, the eccentric structure can offset the uneven stress of the screw, the joint of the extrusion cylinder 2 and the die head assembly plays a role of local reinforcement, the local overflowing of the joint of the extrusion cylinder and the die head assembly is effectively prevented, particularly, the required path of the overflowing noodle is prolonged at the eccentric structure or the opposite position of the eccentric structure, the pressure borne by the overflowing is increased, and the overflowing noodle is reduced, so that the material is discharged from the die head. In addition, the eccentric structure is easy to install, not only forms a fool-proof structure, but also provides installation guide, and the eccentric structure enables the local structural strength of the die head assembly or the noodle extruding cylinder to be enhanced, so that the overall service life of the noodle maker is prolonged.

The eccentric structure comprises a first eccentric part 21 arranged at the front end of the extrusion container 2, the center of the first eccentric part is arranged in a mode of offsetting the central axis of the rear end of the extrusion container, and the first eccentric part 21 can be arranged in a mode of offsetting along any direction and position of the circumferential direction of the extrusion container according to the matching condition of the first eccentric part and the die head assembly and the installation and matching condition of the first eccentric part and the base. Specifically, the extrusion cylinder includes barrel 23, first eccentric portion 21 by barrel 23 front end circumference expands outward and turns over the book outward and form, and turns over the center of turning over the first eccentric portion 21 that forms and the center decentraction setting of barrel 23 to form first eccentric portion 21 is for the eccentric state of barrel 23, and first eccentric portion 21 has not only strengthened the bulk strength of extrusion cylinder barrel 23 front end, still makes the die head subassembly with first eccentric portion adaptation firm reliable, and crowded face state atress is balanced. The center of the first eccentric structure can be arranged in a biased mode towards any direction relative to the center of the barrel, so that a stable noodle extruding state is optimized and maintained, the internal stress of the extruding assembly is balanced, and meanwhile, the matching structure of the machine base 1 and the extruding assembly is high in design freedom, and the purposes of optimizing the structure of the whole machine and reducing the shaking of the whole processing assembly of the noodle machine are achieved. In this embodiment, the first eccentric portion 21 is specifically a sleeve 211 connected to the front end of the barrel 23 of the extrusion barrel, and the first eccentric portion is vertically disposed in a sinking manner with respect to the rear end of the extrusion barrel, that is, the sleeve 211 is communicated with the barrel 23, and the central axis of the sleeve is disposed in a downward offset manner with respect to the central axis of the barrel, the extrusion barrel 2 is connected to the die assembly through the sleeve 211, and the barrel 23 and the sleeve 211 are integrally formed, so that the structural layout of the first eccentric portion at the lower part of the front end of the extrusion barrel is strengthened, and the die assembly is better supported.

Preferably, the eccentric structure further comprises a second eccentric part 41 arranged on the die head support 4, the center of the second eccentric part 41 is offset from the central axis of the die head assembly, the extrusion cylinder 2 and the die head assembly are installed and matched through the first eccentric part 21 and the second eccentric part 41, so that the extrusion cylinder and the die head assembly surround to form a concentric material conveying channel 6, relative displacement between the extrusion cylinder 2 and the die head assembly can be effectively avoided due to the arrangement, the formed material conveying channel 6 is good in concentricity, the gap value of an extrusion gap formed by matching with the screw 3 is more accurate, secondary kneading is performed in the extrusion cylinder, and extruded noodles or elastic dough sheets are more elastic.

Specifically, the die head support 4 is cylindrical, a containing cavity for containing the front end of the screw is arranged in the die head support 4, the containing cavity and the outer wall of the die head support are arranged in a non-concentric manner, and the second eccentric portion 41 is the containing cavity. In this embodiment, since the first eccentric portion sleeve 211 is disposed to be offset downward with respect to the center of the extrusion container, and the inner circumferential surface of the second eccentric portion 41 is disposed to be offset upward with respect to the center of the die holder, that is, the central axis of the outer circumferential surface of the die holder is disposed to be eccentric downward with respect to the central axis of the inner circumferential surface of the die holder, the wall thickness of the die holder is at least partially thickened from top to bottom, the die is conveniently mounted on the lower portion of the die holder, and the strength of the die assembly is ensured. The die head mounting part 42 for mounting the die head is arranged in the containing cavity of the die head support, the mounting part is arranged in a manner of sinking partially relative to the lower part of the circumferential surface in the containing cavity, and the inner wall of the mounting part 42 and the inner wall of the containing cavity are positioned on different circumferential surfaces, so that the wall thickness of the lower part of the side wall of the die head support 4 is reduced, the wall thickness of the die head support tends to be uniform, and a sufficient space is provided for mounting the die.

The cooperation is established with the 41 covers of second eccentric portion to first eccentric portion 21, and the second eccentric portion is located first eccentric portion, and is concrete, sleeve 211 is established the cooperation through the cover with the die head support and is linked together, extrusion propulsion passageway 61 and extrusion play surface passageway 62's inner wall smooth connection make die head support 4 can with the better adaptation of die head 5, establish with the sleeve 211 firm cover simultaneously and be connected, the die head mounted position precision uniformity is good, and the lateral wall thickness of die head support 4 is more even, avoids local too thick to cause the die head subassembly shaping difficulty. Whole extrusion component is reinforceed at the intensity secondary of eccentric structure department, also makes the smooth no step of 6 inner walls of material transportation passageway or burr, and material transport efficiency is high, avoids the screw rod frequently to transship, and first eccentric portion 21 and the 41 covers of second eccentric portion establish cooperation still convenience of customers's dismouting and washing, simplify installation cooperation structure.

Die head 5 includes the shaping die piece 52 with die head support cooperation play face, is equipped with the installation on die head support 4 the installation department 42 of die head, it is specific, the installation department is including setting up in the play face mouth 421 of die head support lateral wall bottom, and die head 5 is installed in die head support 4 just shaping die piece and the cooperation of a play face and play face, be equipped with shaping hole 521 on the shaping die piece 52, the shaping hole covers a face mouth 421, the face water mixture is in material transfer passage and under screw rod pushing action, outwards extrudes noodless or face skin via shaping hole 521. Mounting groove 45 is circumferentially arranged on the side wall of the front end of die head support 4, mounting protrusion 2111 matched with the mounting groove is arranged in the sleeve, the mounting groove is trapezoidal in shape, the width of the notch of the mounting groove is widest, the mounting protrusion is matched with the mounting groove in shape and matched with the mounting groove in shape to circumferentially prevent rotation of the die head support for limitation, and the die head assembly and the sleeve are relatively fixed.

The installation part 42 further comprises a through hole 422 arranged at the end part of the die head support, in the embodiment, the through hole is a circular through hole, the inner diameter of the through hole is larger than the outer diameter of the head end of the screw rod, the screw rod can movably pass through the through hole, the die head further comprises an end surface 53 connected with the molding die piece 52, and the end surface 53 is installed at the through hole 422 and used for positioning the screw rod. In this embodiment, the end surface 53 is provided with a positioning protrusion 531, the head end of the screw body is provided with a positioning groove 312 matched with the positioning protrusion 531, and the positioning protrusion 531 is connected with the end surface 53 into a whole through secondary injection molding so as to position the head end of the screw. The connecting part of the end surface 53 and the molding die piece 52 forms a bending part 54, the bending part 54 is abutted against the inner wall of the die head support, the second eccentric part 41 enables the space of the accommodating cavity in the die head support to be enlarged, particularly the accommodating space of the bending part 54 is increased, the thickness of the die head at the bending part 54 is increased, so that the overall strength of the die head 5 is enhanced, particularly the bending part is not easy to deform or break, and the service life of the die head is fully ensured. The side wall thickness of the die head support 4 is at least partially enlarged from top to bottom, and the thickness of the periphery of the face outlet is reduced, so that the die head is convenient to mount while the strength of the die head support is ensured. And an ejection device is arranged between the motor output shaft and the screw shaft 32, when the die head 5 is neglected to be installed, the ejection device ejects the screw outwards along the axial direction, at least part of the screw penetrates through the through hole 422, and the screw is separated from the motor shaft to stop rotating, so that a user is prevented from touching moving parts such as the screw through the face outlet 421. Specifically, pop out the device including setting up pin and the spring in the motor shaft hole, spring one end butt is in the rear end in motor shaft hole, the other end butt the rear end of pin, when die head 5 neglected loading, the pin outwards is ejecting with the screw rod axle under the elastic force effect of spring, and when the die head was installed in place, the location arch 531 of die head terminal surface and the positioning groove 312 cooperation of screw rod head end and restriction screw rod were popped out.

The two ends of the sleeve 211 are both open, the rear end of the sleeve is integrally connected with the front end of the barrel, the front end of the sleeve is open and is used for being connected with the die head assembly, the center of the sleeve 211 and the central axis of the rear end of the extrusion barrel are arranged in a biased mode, the bias distance is a, 2mm is not less than a and not more than 5mm, in the embodiment, a is 3mm, the center of the sleeve is equivalent to the center of the extrusion barrel and is arranged at a distance of 3mm, the center of the sleeve 211 is arranged under the center of the barrel, the concentricity of the material conveying channel 6 is better due to the bias distance, the precision of a gap value between a screw and the inner wall of the material conveying channel is high, the quality of the whole machine manufactured and assembled in batches is higher, the strength of the lower portion of the sleeve 211 is locally enhanced, the connection with the die head assembly is more stable and reliable, the arrangement of other auxiliary functional components, in particular the arrangement of a safety detection functional component, is facilitated.

The effective inner diameter of the sleeve 211 is larger than the effective inner diameter of the rear end of the extrusion container, so that an annular limiting step 22 matched with the die head assembly is formed at the joint of the front end of the container body of the extrusion container and the inner wall of the sleeve, and the front end surface of the die head assembly abuts against the limiting step 22. The circumferential surface of the cylinder 23 is arranged in a manner of being embedded relative to the circumferential surface of the first eccentric part sleeve 211, so that the limiting step forms a complete ring shape, the axial stress of the die head assembly is uniform, and the leakage at the joint of the die head support and the sleeve is not easy. Because the sleeve is arranged in a downward offset manner relative to the barrel, the step surface of the formed annular limiting step is gradually widened from top to bottom, the lower part of the sleeve is widest, the die head assembly is sleeved in the sleeve 211, the die head support 4 and the die head 5 are abutted to the limiting step 22, the sleeve is radially limited to the die head assembly, the vertical step surface of the limiting step is axially limited to the die head assembly, and the die head assembly is prevented from further penetrating into the extrusion barrel.

The first eccentric part 21 is sleeved with a die head cover 8 for fixing the die head assembly, and the die head cover 8 is used for connecting and fixing the die head assembly and the extrusion assembly through threads. Specifically, be equipped with continuous external screw thread on 23 front end outer walls of recipient barrel and the sleeve outer wall, be equipped with the internal thread on the die head lid 8, the die head lid 8 is the tube-shape and the equal opening setting in both ends, and the front end opening part circumference of die head lid 8 extends to the opening center and forms annular flange for it is spacing to carry out the axial with the cooperation of die head support outer wall, and 8 covers of die head lid and establishes in sleeve and die head subassembly outsidely, internal thread on the die head lid 8 with the external screw thread spiro union to with die head subassembly and extrusion subassembly axial fixity connection.

The material transportation channel 6 comprises an extrusion propulsion channel 61 positioned in the extrusion cylinder and an extrusion dough outlet channel 62 positioned in the die head assembly, the extrusion propulsion channel and the extrusion dough outlet channel are concentrically arranged, the screw 3 transversely penetrates through the extrusion propulsion channel and the extrusion dough outlet channel, the screw 3 comprises an extrusion propulsion section and an extrusion dough outlet section along the spiral propulsion direction, the extrusion propulsion section is matched with the extrusion propulsion channel, the extrusion dough outlet section is matched with the extrusion dough outlet channel, the concentrically arranged extrusion propulsion channel 61 and the extrusion dough outlet channel 62 enable the process of the dough-water mixture from the extrusion state to the basic state to be continuous and smooth, the screw extrusion propulsion section is matched with the extrusion propulsion channel to extrude the dough-water mixture softly, the toughness of the material is increased, the material enters the extrusion dough outlet channel under the propulsion of the screw spiral and is extruded for secondary extrusion, the texture of the dough-water mixture is finer, the extruded noodles or dough skins are smooth and burr-free. Specifically, the die head 5 is provided with a forming hole 521, the inner wall of the cylinder 23 forms the extrusion propulsion channel 61, the inner wall of the containing cavity of the die head bracket and the inner wall of the die head surround to form the extrusion dough outlet channel 62, the dough-water mixture passing through the material propulsion channel is extruded by the rotation of the screw in the extrusion dough outlet channel to be further softened, and then the mixture moves to the die head under the action of the pushing teeth of the screw and is formed and discharged from the forming hole.

In the embodiment, the whole machine mounting structure of the wheaten food machine is further optimized, a mounting cavity 13 matched with the extrusion cylinder in mounting is arranged on the base 1, at least part of the mounting cavity 13 extends to the front end of the base to form a mounting boss 14, the mounting boss protrudes out of the front end face of the base, the die head assembly is matched with the extrusion cylinder 2 in mounting through an eccentric structure, and the die head cover 8 is connected with the first eccentric part and the mounting boss 14 respectively. Specifically, be equipped with the external screw thread on the installation boss 14, the external diameter and the pitch of external screw thread are unanimous with the external screw thread on sleeve 211 and the barrel 23 front end outer wall, die head cover 8's internal thread closes with the external screw thread on sleeve 211, barrel 23 and the installation boss 14 is soon closed respectively, connects die head subassembly, extrusion subassembly and frame 1 fixed, and extrusion subassembly is more firm for the installation location of frame, receives the support and the spacing of installation cavity and installation boss during the operation, rocks for a short time, and the operation is more stable.

The shape of installation cavity 13 with the shape of recipient barrel 23 is unanimous, and installation cavity 13 is at least partial to be around the outside setting of barrel 23, in this embodiment, installation cavity 13 is half encirclement form and sets up around the lower half of recipient 2 to make things convenient for the recipient vertical or horizontal installation, effectively limit support is carried out to recipient 2 simultaneously. The shape of installation boss 14 with installation cavity 13 is unanimous, installation boss 14 the inner wall with installation cavity 13 inner wall is smooth to be connected, and installation boss 14 is semicircular in shape, extends forward from the anterior segment of installation cavity 13 and forms, and installation boss 14 outer wall is equipped with the external screw thread with die head cover 8 spiro union, the lateral wall bottom and the 14 inner wall contact of installation boss of recipient 2 cooperate, support barrel 23 head end, the rear end face of sleeve 211 and the preceding terminal surface butt of installation boss 14 for the external screw on sleeve, barrel and the installation boss is continuous and unanimous.

Be equipped with spacing boss 44 on the lateral wall of die head support 4, in this embodiment spacing boss 44 is the annular and encircles the setting of die head support lateral wall, in sleeve 211 was located to the die head support cover, terminal surface cooperation before spacing boss 44 and the sleeve 211, spacing boss 44 with the annular flange cooperation of die head cover 8 is spacing, guarantees that die head cover 8 locks extrusion cylinder 2 and die head subassembly and frame installation boss 14 fixedly.

It can be understood, the periphery at barrel place and the periphery inscribe setting at first eccentric part place to the width of the vertical face of the spacing step that makes sleeve and barrel front end junction form from top to bottom crescent, the inner wall smooth connection at barrel top and sleeve top sets up like this and when guaranteeing eccentric structure and realizing corresponding function, effectively shortens the vertical occupation space of recipient, does benefit to the complete machine miniaturization.

It can be understood that the first eccentric portion is formed by the side wall of the front end of the cylinder body which is expanded and folded outwards.

It can be understood that the die head assembly is not provided with the second eccentric part, and can also be connected and matched with the first eccentric part to form a material conveying channel for the flour-water mixture to smoothly pass through.

It will be appreciated that the center of the sleeve may also be offset upwardly relative to the central axis of the barrel, or the center of the sleeve may be offset horizontally relative to the central axis of the barrel to accommodate different housing configurations.

It will be appreciated that the stop bosses may also be a plurality of raised points spaced around the die holder sidewall.

It will be appreciated that the at least partially decreasing sidewall thickness of the die holder from top to bottom corresponds to the offset downward center of the inner circumferential surface of the die holder of the second eccentric portion with respect to the center of the outer circumferential surface of the die holder.

The flour-made food machine can be a vertical flour-made food machine, the stirring rod is longitudinally arranged in the stirring cup, and the flour extruding cylinder is arranged on one side below the stirring cup; of course, the wheaten food machine can also be a single-output-shaft horizontal wheaten food machine, the stirring rod is transversely arranged and is in transmission connection with the screw rod, and the motor drives the stirring rod to rotate and indirectly transmits power to the screw rod.

It will be appreciated that when the die assembly is non-circular in cross-section, the inner and outer circumferential surfaces of the die assembly are referred to as the circumferential inner and outer side walls of the die assembly, respectively.

Example two

As shown in fig. 5 to 7, the present embodiment is different from the first embodiment in that the ejection device is not disposed between the screw 3 and the output shaft of the motor, the pasta machine is provided with an in-place detection device of the die head, and the in-place detection device can prevent the pasta machine from being started by mistake in the case of missing of the die head 5, and meanwhile, the risk that the fingers of the user touch moving parts such as the screw can be avoided.

In this embodiment, the pasta machine includes a base 1 having a motor, a stirring assembly 9 and an extrusion assembly connected to the base 1, the stirring assembly includes a stirring cup 91, a stirring rod 92 transversely disposed in the stirring cup, and an upper cover 93 covering an upper port of the stirring cup, the extrusion assembly includes an extrusion cylinder 2, a screw rod 3 transversely disposed in the extrusion cylinder, and a die head assembly disposed at a front end of the extrusion cylinder, the die head assembly includes a die head support 4 and a die head 5, the extrusion cylinder includes a cylinder 23, the cylinder is in a straight cylinder shape, a first eccentric portion 21 is disposed at a front end of the cylinder, a center of the first eccentric portion 21 is offset with respect to a central axis of the cylinder, and the die head assembly is mounted and matched with the extrusion cylinder 2 through the first eccentric portion 21.

A safety switch 12 is arranged in the base 1, and a safety linkage device 7 for detecting the die head in place is arranged between the base 1 and the eccentric structure. When guaranteeing complete machine structural rationality, eccentric structure sets up to provide sufficient space for safety linkage 7's installation and linkage running state, has promoted safety linkage's stability and reliability greatly, fully guarantees user safety in utilization. Specifically, in this embodiment, the safety switch 7 is a microswitch, the safety linkage device 7 is arranged between the base 1 and the first eccentric portion 21, the safety linkage device 7 is linked with the safety switch to detect the die head in place, the die head is mounted on the mounting portion of the die head support, the die head triggers the safety switch in the base through the safety linkage device at the moment, and the wheaten food machine can be started normally.

The center of the first eccentric part 21 is arranged in a downward offset mode relative to the central axis of the barrel, the safety linkage device 7 is arranged on the lower portion of the eccentric part, the first eccentric part 21 provides enough trigger space for the arrangement of the safety linkage device, so that the strength of the die head assembly and the extruding barrel is guaranteed, the trigger reliability and accuracy are improved, the position accuracy of in-place detection of the die head is improved, and when the die head is not installed or installed in place, the safety switch can be triggered.

Specifically, first eccentric portion 21 is for setting up in the sleeve 211 of extrusion cylinder barrel front end, sleeve and barrel 23 intercommunication setting, the diameter of sleeve 211 is greater than the diameter of barrel 23 to the junction of sleeve and barrel forms spacing step 44 spacing to the die assembly, the wall thickness of sleeve 211 and barrel 23 front end junction lower part is not less than the wall thickness on sleeve and barrel front end junction upper portion. The safety linkage device comprises a trigger part 71, the die head comprises a trigger part 51, the trigger part triggers the trigger part, so that the safety linkage device triggers the safety switch, the lower part of the sleeve is provided with a containing cavity 212, and the safety linkage device can movably penetrate through the containing cavity 212. In this embodiment, the trigger portion includes a connecting rod 711, the accommodating cavity is a through hole for the connecting rod to pass through in this embodiment, a groove 43 is formed on the die head bracket 4, the trigger portion 51 is a protrusion 511 disposed on one side of the die head and engaged with the groove, and at least a portion of the protrusion 511 protrudes out of the groove 43. The groove 43 is formed in the bottom of the side wall of the die holder, and the side wall of the die holder 4 is partially depressed to form the groove 43, and correspondingly, the lower portion of the outer side of the die is partially depressed to form the projection 511. When the die head assembly is not installed, one end of the connecting rod 711 is directly or indirectly abutted against the safety switch 12, the other end of the connecting rod 711 penetrates through the lower part of the first eccentric part sleeve 211 and protrudes out of the accommodating cavity 212, and after the die head assembly is installed in place, the connecting rod 711 is transversely abutted against the protrusion 511 and pushed to move, so that the other end of the connecting rod 711 directly or indirectly triggers the safety switch 12, and the wheaten food machine can be started and operated normally. In this embodiment, the housing 1 is provided with a mounting boss 14, the connecting rod 711 is disposed in the mounting boss 14, and the connecting rod 711 passes through the mounting boss 14 and the receiving cavity 212 of the first eccentric portion. In this embodiment, the die head 5 includes an arc-shaped sidewall, the arc-shaped sidewall constitutes the molding die 52 of the die head, the arc-shaped sidewall is provided with the molding hole 521, the die head support 4 includes an annular sidewall and an end surface, the die head is disposed at the bottom of the annular sidewall of the die head support, and the end surface is provided with a positioning protrusion 531 for matching with the positioning groove of the head of the screw.

It will be appreciated that the trigger comprises a magnet which directly or indirectly triggers the safety switch when the die head is in place.

It can be understood that a containing cavity is formed in the first eccentric portion, the safety linkage device is movably arranged in the containing cavity, the die head is installed in the die head support, the whole die head assembly is installed on the extrusion cylinder, and then the die head triggers the safety linkage device in the containing cavity, so that the safety linkage device triggers a safety switch in the base.

The rest of the structure and effects of the present embodiment are consistent with those of the present embodiment, and are not described herein again.

EXAMPLE III

This example differs from example two in the construction of the die assembly.

In this embodiment, the die head is provided with a forming hole, and the die head covers the front end opening of the sleeve, so that front surface emergence is realized. Specifically, the die head comprises an end face and an arc-shaped side wall connected with the edge of the end face, a forming hole is formed in the end face, the die head extends into the sleeve through the arc-shaped side wall, and the arc-shaped side wall is smoothly connected with the inner wall of the barrel. The second eccentric part comprises an inner circumferential surface of the arc-shaped side wall of the die head, and the inner circumferential surface and the outer circumferential surface of the die head support are arranged in a non-concentric mode so that the inner circumferential surface and the inner wall of the extrusion cylinder body are connected smoothly to form a concentric material conveying channel. In addition, the structure of the safety linkage device is simplified, and the arc-shaped side wall of the die head can directly trigger the connecting rod extending out of the bottom of the sleeve, so that the safety switch in the base can be quickly and accurately triggered.

The remaining structure and effects of this embodiment are the same as those of the second embodiment, and are not described herein again.

Example four

The difference between this embodiment and the first embodiment is that the base structure and the structure for cooperating with the extruding component are different. In this embodiment, the base is provided with a mounting table for mounting the extruding component and the stirring component. The utility model provides a die head assembly, extrusion subassembly and frame fixed connection, thereby the installation platform one side makes progress the protrusion and forms and encloses the fender, enclose the fender and stretch out the bulge forward, safety switch set up in the bulge, the bulge sets up around extrusion container one side, and is corresponding, eccentric structure also sets up in being close to bulge one side, and the bulge shape matches with the extrusion container, is equipped with the external screw thread on the bulge, thereby die head lid and bulge, extrusion container barrel and sleeve spiro union are with die head assembly and extrusion subassembly and frame fixed connection.

The rest of the structure and effects of the present embodiment are consistent with those of the present embodiment, and are not described herein again.

EXAMPLE five

This example differs from example one in that the connection structure of the extrusion cylinder and the die assembly is different.

In this embodiment, the extrusion assembly includes an eccentric structure, the eccentric structure is offset from the central axis of the screw, and the extrusion barrel and the die assembly are connected through the eccentric structure, so that the extrusion barrel and the die assembly surround to form a concentric material conveying channel. Eccentric structure is including setting up in the first eccentric portion of recipient front end, and is concrete, and the recipient includes the barrel, and first eccentric portion sets up in the barrel front end, and first eccentric portion is expanded outward by barrel front end circumference and forms, and the central axis setting of barrel is arranged partially in the center of first eccentric portion, and the cross section of first eccentric portion is square or polygon or other dysmorphism, in this embodiment the central axis of first eccentric portion indicates to pass first eccentric portion cross section geometric center and the axis parallel with the central axis of screw rod, the die head subassembly matches and the assembly connection with the shape of first eccentric portion.

Preferably, the first eccentric portion is a connecting pipe with a special-shaped cross section, in this embodiment, two ends of the connecting pipe are provided with openings, and the cross section of the connecting pipe is square. Correspondingly, the rear end of the die head assembly is also square, and the die head assembly is sleeved and connected with a connecting pipe with a square cross section to form a material conveying channel. In this embodiment, the die head assembly is not provided with an eccentric portion and is directly connected with the connecting pipe, so that the connecting structure of the extrusion cylinder and the die head assembly is simplified, and the leakage at the connecting part of the connecting pipe and the die head assembly is effectively prevented.

It can be understood that, can also set up the eccentric portion of second on the die head subassembly, the die head subassembly includes die head support and die head, and the eccentric portion of second holds the inside wall in chamber for the die head support, sets up like this and makes the connecting pipe be connected with the inside wall, and recipient and die head subassembly surround and form concentric material transportation passageway for recipient is connected with the die head subassembly more firm reliable, and the leak protection face effect is better.

The rest of the structure and effects of the present embodiment are consistent with those of the present embodiment, and are not described herein again.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, i.e. all equivalent changes and modifications made according to the present invention are covered by the scope of the claims of the present invention, which is not illustrated herein.

Claims (10)

1. The utility model provides a wheaten food machine that recipient is difficult for rocking, includes the frame, sets up the extrusion subassembly on the frame, is equipped with the motor in the frame, the extrusion subassembly includes the recipient, transversely sets up the screw rod in the recipient, sets up in the die head subassembly of recipient front end, the die head subassembly includes die head support and die head, its characterized in that, be equipped with on the frame with recipient installation complex installation cavity, installation cavity at least part extends to the frame front end and forms the installation boss, the recipient includes the barrel, and the barrel front end is equipped with first eccentric portion, and the central axis setting of barrel is arranged in to the center of first eccentric portion partially, the recipient is through first eccentric portion and die head subassembly installation cooperation, and the recipient outside still overlaps and is equipped with the die head lid, the die head lid is connected with first eccentric portion and installation boss respectively.

2. Pasta machine according to claim 1, characterized in that the first eccentric is formed by at least partial flaring of the side wall of the front end of the cylinder.

3. Pasta machine according to claim 2, characterized in that the first eccentric is formed by a partial downward fold of the side wall of the front end of the cylinder.

4. Pasta machine according to claim 2, characterized in that the first eccentric is formed by a cylinder turned out circumferentially on the side wall of the front end.

5. Pasta machine according to claim 4, characterized in that the circumferential surface of the cylinder is internally or internally arranged with the circumferential surface of the first eccentric.

6. Pasta machine according to claim 1, characterized in that the shape of the mounting chamber coincides with the shape of the cylinder of the container, the mounting chamber being at least partially arranged around the outside of said cylinder.

7. The pasta machine as claimed in claim 1 wherein the mounting boss is shaped to conform to the mounting cavity and the inner wall of the mounting boss is smoothly connected to the inner wall of the mounting cavity.

8. The pasta machine according to claim 1, wherein a safety switch for detecting the in-place of the die head is provided in the machine base, and a safety linkage device for triggering the safety switch is further provided between the mounting boss and the first eccentric portion.

9. Pasta machine according to claim 8, characterized in that the safety linkage is provided in the mounting boss and/or in the first eccentric.

10. The pasta machine of claim 1, wherein the die head bracket is provided with a second eccentric portion, the center of the second eccentric portion being offset from the central axis of the die head assembly, the extruder barrel and the die head assembly being mounted in engagement by the first and second eccentric portions such that the extruder barrel and the die head assembly enclose a concentric material transport passageway.

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