CN217164762U - Combined screw for meat grinder - Google Patents

Abstract

The utility model discloses a combined screw for a meat grinder, which comprises a screw component and a connecting shaft provided with a cutter body; the cutter body supports tight screw assembly, and screw assembly fixed connection connecting axle to make screw assembly, cutter body and connecting axle shaping as an organic whole, not only avoided neglected loading, adorn the problem of turning over and minced steak cutter subassembly loses, moreover, effectual solution minced steak cutter subassembly is at the not hard up and the problem of friction each other of minced steak in-process.

Description

Combined screw for meat grinder

Technical Field

The utility model relates to a meat grinder field especially relates to a combination screw rod that meat grinder was used.

Background

A meat grinder is used for meat processing enterprises to process granular meat stuffing with different specifications according to different process requirements in the production process, and is widely applicable to the industries of various sausages, ham sausages, luncheon meat, balls, salty essences, pet foods, other meat products and the like.

At present, the meat grinder in the market is mainly formed by frame, minced steak sword and motor assembly, and wherein, the minced steak sword generally is components of a whole that can function independently integrated configuration, specifically as the utility model patent of publication No. CN214637073U that 2021 year 11 month 09 days disclose a meat grinder with assembled minced steak sword, it discloses that the minced steak sword subassembly includes top rest, well knife rest and lower knife rest, and the lateral wall of top rest, well knife rest and lower knife rest all is equipped with the blade, and top rest, well knife rest and lower knife rest all have well kenozooecium.

The meat chopper with the split combined structure has the following defects:

1. a user needs to assemble the meat grinder in the using process, which is easy to cause the situations of neglected loading, reversed loading and loss of meat grinder components during cleaning and storage;

2. in the meat mincing process of the meat mincing knife, because the interaction force exists between the knife and the meat body, a gap is easy to generate between the meat mincing knife components, when the meat mincing knife stops rotating, the meat mincing knife components are pressed together again, and at the moment, the problem of meat clamping and breaking is easy to occur.

3. The meat grinder assembly is not hard up, and therefore the meat grinder can generate friction between the meat grinder assembly in the rotating process, and black powder is generated.

SUMMERY OF THE UTILITY MODEL

In order to overcome above-mentioned prior art an at least defect, the utility model provides a combination screw rod that meat grinder was used has not only avoided neglected loading, has adorned the problem that anti-reach the minced steak knife tackle spare was lost, moreover, effectual solution minced steak knife tackle spare is at the not hard up and the problem of looks mutual friction of minced steak in-process.

The utility model discloses a solve the technical scheme that its problem adopted and be:

a combined screw for a meat grinder comprises a screw component and a connecting shaft provided with a cutter body;

the cutter body abuts against the screw rod assembly, and the screw rod assembly is fixedly connected with the connecting shaft, so that the screw rod assembly, the cutter body and the connecting shaft are integrally formed. On the one hand, the assembly of cutter body and screw rod component is compacter, avoids having the clearance between cutter body and the screw rod component and leads to eating the remaining problem of material, solves to eat the material and remains and be difficult to clear away the health hidden danger that leads to. On the other hand, the screw rod assembly, the cutter body and the connecting shaft are combined into a whole, the installation is not needed in the using process, the problem that the screw rod assembly and the cutter body are easily scratched when being assembled is avoided, the problems that the user is easily neglected to assemble and mistakenly assembled in the assembling process are solved, and the use is simpler and more convenient.

Further, the screw assembly comprises a screw shaft and a screw sleeve with at least one spiral rib position; the screw rod sleeve is fixedly inserted outside the screw rod shaft, and the screw rod shaft is connected with the connecting shaft.

Furthermore, the end of the spiral rib position far away from the connecting shaft is an initial end, the end close to the connecting shaft is a termination end, the pitch of the spiral rib position close to the initial end is P1, the pitch of the spiral rib position close to the termination end is P2, and P1 is more than P2.

Furthermore, an included angle formed by a bus of the screw sleeve and the axial lead of the screw sleeve is phi 1; an included angle formed by a lead formed by the crests of any two spiral rib positions and the axial lead of the screw sleeve is phi 2; wherein φ 2 > φ 1.

Furthermore, at least one clamping protrusion is arranged on the inner side wall of the screw rod sleeve; the screw shaft is provided with a bayonet part clamped with the clamping protrusion.

Furthermore, a transmission head is arranged on the connecting shaft; and a connecting port which is in plug-in fit with the transmission head is arranged on the screw shaft so as to transmit the torque of the connecting shaft to the connecting shaft.

Furthermore, the cutter body is provided with a rotation stopping hole which is matched with the transmission head in an inserted mode, so that the moment of the connecting shaft is transmitted to the cutter body.

Furthermore, the combined screw rod for the meat grinder also comprises a connecting screw; one end of the connecting shaft is provided with a threaded hole connected with the connecting screw; an inner cavity is formed in the connecting shaft, and the connecting screw penetrates through the inner cavity and is connected with the threaded hole.

Further, the cutter body has at least two blades.

To sum up, the utility model provides a pair of combination screw rod that meat grinder used has following technological effect:

screw rod subassembly and the connecting axle assembly group that is equipped with the cutter body are integrative, make the assembly of cutter body and screw rod subassembly compacter, not only avoided having the clearance between cutter body and the screw rod subassembly and lead to eating the remaining problem of material, and simultaneously, the problem that current minced steak knife subassembly produced the friction clearance in the use has still been avoided, and, screw rod subassembly and cutter body need not to assemble in the use, avoided the minced steak sword to take place to neglect the dress before using in the assembling process, the dress is anti-and the minced steak knife subassembly is lost problem, also avoid causing the problem of fish tail easily when assembling screw rod subassembly and cutter body.

Drawings

FIG. 1 is an overall structure diagram of a combined screw for a meat grinder of the present invention;

FIG. 2 is an overall exploded view of the combination screw for the meat grinder of the present invention;

FIG. 3 is an assembly view of a combination screw for a meat grinder according to the present invention;

fig. 4 is a schematic structural view of the screw sleeve of the present invention;

fig. 5 is a schematic front view of the screw housing of the present invention;

fig. 6 is a schematic structural view of the screw shaft of the present invention;

fig. 7 is a schematic structural view of a connecting shaft in the present invention;

fig. 8 is a schematic structural view of the knife body of the present invention.

Icon: 1-screw shaft, 11-bayonet part, 12-connecting port, 13-threaded hole, 2-screw sleeve, 21-spiral rib position, 22-detent bulge, 3-cutter body, 31-rotation-stopping hole, 32-groove, 33-blade, 4-connecting shaft, 41-transmission head, 42-inner cavity and 5-connecting screw.

Detailed Description

For better understanding and implementation, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Fig. 1 shows an overall structure diagram of a combined screw for a meat grinder, fig. 2 shows an overall exploded view of a combined screw for a meat grinder, fig. 3 shows an assembly diagram of a combined screw for a meat grinder, and particularly, referring to fig. 1, 2 and 3, a combined screw for a meat grinder comprises a screw assembly and a connecting shaft 4 provided with a cutter body 3;

the cutter body 3 abuts against the screw rod assembly, and the screw rod assembly is fixedly connected with the connecting shaft 4, so that the screw rod assembly, the cutter body 3 and the connecting shaft 4 are integrally formed. On the one hand, make cutter body 3 and screw rod component's assembly compacter, avoid having the clearance and lead to eating the remaining problem of material between cutter body 3 and the screw rod component, solve to eat the material and remain and be difficult to clear away the health hidden danger that leads to. On the other hand, the screw rod assembly, the cutter body 3 and the connecting shaft 4 are combined into a whole, the installation is not needed in the using process, the problem that the screw rod assembly and the cutter body 3 are easily scratched when being assembled is avoided, the problems that the user is easily neglected to assemble and mistakenly assembled in the assembling process are solved, and the use is simpler and more convenient.

In the embodiment, the screw assembly comprises a screw shaft 1 and a screw sleeve 2 with at least one spiral rib position 21; the screw sleeve 2 is inserted and fixed outside the screw shaft 1, and the screw shaft 1 is connected with the connecting shaft 4. Wherein, when the screw rod cover 2 is inserted and assembled to the screw rod shaft 1, the end of the screw rod cover 2 is abutted against the cutter body 3, and it is explained here that, in order to avoid food material from being clamped between the screw rod cover 2 and the cutter body 3, the abutment shall include that the end surface of the cutter body 3 abuts against the bottom end surface of the screw rod cover 2, and as shown in fig. 4, the bottom of the screw rod cover 2 is provided with an embedded groove, and the top of the cutter body 3 is sleeved in the embedded groove. The cutter body 3 has four blades 33, and the four blades 33 are uniformly distributed around the central axis of the connecting shaft 4, however, the cutter body 3 is not limited to four blades 33, and the cutter body 3 may have two blades 33, or three blades 33, or five blades 33, and so on.

Ingeniously, fig. 5 shows an elevation schematic view of the screw sleeve 2, and specifically, in combination with fig. 5, one end of the spiral rib position 21 far away from the connecting shaft 4 is a starting end, one end close to the connecting shaft 4 is a terminating end, a screw pitch P1 of the spiral rib position 21 close to the starting end, and a screw pitch P2 of the spiral rib position 21 close to the terminating end are shown, wherein P1 is greater than P2. The screw pitch P1 of screw thread muscle position is great, possesses more edible material of bigger space deposit, and then the equipment of this combination screw rod of convenient to use carries out the feeding for the feeding is more smooth and easy. The food materials enter the screw pitch P2 of the screw rib position under the pushing and guiding of the screw rib position 21, and the screw pitch P2 of the screw rib position is smaller than the screw pitch P1, namely, the screw pitch of the screw rib position is smaller, so that the extrusion acting force of the screw rib position at the screw pitch P2 position is enhanced compared with the screw pitch P1 position, the purpose of extruding and mincing the food materials is achieved, and the purpose of feeding is further facilitated on the premise of mincing the food materials.

It should be noted that the pitch of the spiral rib 21 is not limited to only P1 and P2, and the pitch of the spiral rib 21 may be P1, P2 and P3 in sequence from the starting end to the ending end along the axial line direction of the screw sleeve 2, according to the above principle, P1 > P2 > P3, and since the food material is already located in the cavity of the apparatus and the pitch P2 of the food material located at the spiral rib 21 has a certain extrusion force and traction force, the relationship of P1, P2 and P3 may be P1 > P2 ≧ P3.

Another ingenious point is that, as shown in fig. 5, an included angle formed by a generatrix of the screw sleeve 2 and an axial lead of the screw sleeve 2 is phi 1, and an included angle formed by a lead formed by crests of any two spiral rib positions 21 and the axial lead of the screw sleeve 2 is phi 2, wherein phi 2 is larger than phi 1. Therefore, the vertical distance between the crest of the spiral rib 21 and the surface of the screw sleeve 2 gradually increases from the starting end to the ending end along the axial line of the screw sleeve 2, that is, the distance from the crest to the root of the spiral rib 21 in the direction perpendicular to the axial line of the screw sleeve 2 is the tooth-shaped height D, and the tooth-shaped height of the spiral rib 21 is D1, D2 and D3 from the starting end to the ending end in sequence along the axial line of the screw sleeve 2, so that D3 is greater than D2 is greater than D1, and therefore, the contact area between the food material and the spiral rib 21 gradually increases from the starting end to the ending end, and the extrusion force of the spiral rib 21 on the food material is gradually increased, so that the spiral rib 21 has a more sufficient mincing effect on the food material.

Further, fig. 4 shows a schematic structural view of the screw housing 2, fig. 6 shows a schematic structural view of the screw shaft 1, and in particular, with reference to fig. 4 and fig. 6, at least one retaining protrusion 22 is disposed on an inner side wall of the screw housing 2; the screw shaft 1 is provided with a bayonet part 11 clamped with the clamping protrusion 22, the clamping protrusion 22 and the bayonet part form a limit position, when the screw shaft 1 rotates, the screw sleeve 2 is driven to rotate, the transmission purpose between the screw sleeve 2 and the screw shaft 1 is realized, and the purpose that the spiral rib position 21 arranged on the screw sleeve 2 rubs food materials is also realized.

In order to realize the connection and transmission between the connecting shaft 4 and the screw assembly, further, as shown in the structural schematic diagram of the connecting shaft 4 shown in fig. 7 and in conjunction with fig. 6, the connecting shaft 4 is provided with a transmission head 41; the screw shaft 1 is provided with a connecting port 12 which is in inserted fit with the driving head 41 so as to transmit the torque of the connecting shaft 4 to the connecting shaft 4. Specifically, the transmission head 41 may be a polygonal structure or a cylindrical structure provided with a key groove, so that the shape and size of the connection port 12 are adapted to the shape and size of the transmission head 41, and when the transmission head 41 of the connection shaft 4 rotates, the screw shaft 1 is driven to rotate, and then the screw sleeve 2 is driven to rotate, thereby achieving the purpose of mincing food materials.

Similarly, to realize the connection and transmission between the connecting shaft 4 and the cutter body 3, as shown in the structural schematic diagram of the cutter body 3 shown in fig. 8 and with reference to fig. 7, the cutter body 3 is provided with a rotation stopping hole 31 in insertion fit with the transmission head 41, and the shape and size of the rotation stopping hole 31 are all adapted to the shape and size of the transmission head 41, so as to transmit the torque of the connecting shaft 4 to the cutter body 3. Specifically, the cutter body 3 is further provided with a groove 32, the size of the groove 32 is preferably matched with the shaft diameter of the connecting shaft 4, and the rotation stopping hole 31 is formed in the groove bottom of the groove 32, so that during assembly, the transmission head 41 of the connecting shaft 4 is inserted into and penetrates through the rotation stopping hole 31 of the cutter body 3 until the groove bottom on the inner side of the groove 32 abuts against the connecting shaft 4, and therefore, when the connecting shaft 4 rotates, the cutter body 3 is driven to rotate, and meanwhile, the screw sleeve 2 is driven to rotate synchronously, the problem that the cutter body 3 and the screw sleeve 2 are abraded due to relative rotation of the screw sleeve 2 and the cutter body 3 is avoided, and further the generation of black powder of the combined screw in the meat mincing process is reduced or even avoided.

Furthermore, in order to combine and fix the screw assembly, the cutter body 3 and the connecting shaft 4 into a whole, as shown in fig. 1 to 3, the combined screw for the meat grinder further comprises a connecting screw 5; one end of the screw shaft 1 is provided with a threaded hole 13 connected with the screw 5, and specifically, the threaded hole 13 is positioned at the bottom of the connecting port 12; the connecting shaft 4 is provided with an inner cavity 42, and the connecting screw 5 penetrates through the inner cavity 42 and is connected with the threaded hole 13. Therefore, under the action of the connecting screw 5, the cutter body 3 is pressed between the screw shaft 1 and the connecting shaft 4, so that the screw assembly, the cutter body 3 and the connecting shaft 4 are combined and fixed into a whole.

The technical means disclosed by the scheme of the present invention is not limited to the technical means disclosed by the above embodiments, but also includes the technical scheme formed by the arbitrary combination of the above technical features. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications are also considered as the protection scope of the present invention.

Claims (9)

1. The utility model provides a combination screw rod that meat grinder was used which characterized in that:

comprises a screw rod component and a connecting shaft (4) assembled with a cutter body (3);

the cutter body (3) abuts against the screw rod assembly, and the screw rod assembly is fixedly connected with the connecting shaft (4), so that the screw rod assembly, the cutter body (3) and the connecting shaft (4) are integrally formed.

2. The compound screw for a meat grinder as set forth in claim 1, wherein:

the screw component comprises a screw shaft (1) and a screw sleeve (2) with at least one spiral rib position (21);

the screw rod sleeve (2) is fixedly inserted outside the screw rod shaft (1), and the screw rod shaft (1) is connected with the connecting shaft (4).

3. The compound screw for a meat grinder as set forth in claim 2, wherein: the spiral muscle position (21) are kept away from the one end of connecting axle (4) is the initiating terminal, are close to the one end of connecting axle (4) is the termination end, are close to the initiating terminal the pitch of spiral muscle position (21) is P1, are close to the termination end the pitch of spiral muscle position (21) is P2, wherein P1 > P2.

4. The compound screw for a meat grinder as set forth in claim 2, wherein:

an included angle formed by a bus of the screw sleeve (2) and the axial lead of the screw sleeve (2) is phi 1;

an included angle formed by a lead formed by the crests of any two spiral rib positions (21) and the axial lead of the screw sleeve (2) is phi 2;

wherein φ 2 > φ 1.

5. The compound screw for a meat grinder as set forth in claim 2, wherein:

at least one clamping protrusion (22) is arranged on the inner side wall of the screw rod sleeve (2);

the screw shaft (1) is provided with a bayonet part (11) clamped with the clamping bulge (22).

6. The compound screw for a meat grinder as set forth in claim 2, wherein:

the connecting shaft (4) is provided with a transmission head (41);

the screw shaft (1) is provided with a connecting port (12) which is in plug-in fit with the transmission head (41) so as to transmit the moment of the connecting shaft (4) to the connecting shaft (4).

7. The compound screw for a meat grinder as set forth in claim 6, wherein: the cutter body (3) is provided with a rotation stopping hole (31) which is matched with the transmission head (41) in an inserted mode, so that the moment of the connecting shaft (4) is transmitted to the cutter body (3).

8. A compound screw for a meat grinder, according to claim 2 or 6 or 7, characterized in that:

the device also comprises a connecting screw (5);

one end of the connecting shaft (4) is provided with a threaded hole (13) connected with the connecting screw (5);

an inner cavity (42) is formed in the connecting shaft (4), and the connecting screw (5) penetrates through the inner cavity (42) and is connected with the threaded hole (13).

9. The compound screw for a meat grinder as set forth in claim 1, wherein: the knife body (3) has at least two blades (33).

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