CN114653238A

CN114653238A - Reciprocating screw rod threaded sleeve structure, feed stirring machine and manufacturing process

Info

Publication number: CN114653238A
Application number: CN202210291947.7A
Authority: CN
Inventors: 李生
Original assignee: Liyang Linuo Machinery Co ltd
Current assignee: Liyang Linuo Machinery Co ltd
Priority date: 2022-03-23
Filing date: 2022-03-23
Publication date: 2022-06-24

Abstract

The utility model relates to a reciprocal screw rod swivel nut structure, fodder mixing machine, manufacturing process, belong to fodder machinery's technical field, screw rod swivel nut structure includes the screw rod main part, screw rod main part axial one end is equipped with first bayonet joint, the other end is equipped with the second bayonet joint, be equipped with first axostylus axostyle on the first bayonet joint, be equipped with first inserting groove on the first axostylus axostyle, first bayonet joint and first inserting groove looks adaptation, be equipped with the second axostylus axostyle on the second axostylus axostyle, second bayonet joint and second inserting groove looks adaptation, first axostylus axostyle, the coaxial setting of second axostylus axostyle and screw rod main part, first axostylus axostyle can be dismantled with first bayonet joint and be connected, the second axostylus axostyle can be dismantled with the second bayonet joint and be connected. Screw rod main part realizes dismantling with first axostylus axostyle, second axostylus axostyle and is connected in this application, can change spare part after wearing and tearing, has the effect that improves transmission precision.

Description

Reciprocating screw rod threaded sleeve structure, feed stirring machine and manufacturing process

Technical Field

The application relates to the field of feed machinery, in particular to a reciprocating screw barrel structure, a feed stirring machine and a manufacturing process.

Background

With the rapid development of social economy, people make rapid progress in the breeding industry, and the feed processing refers to the feed production and processing activities suitable for farms, farmers to raise livestock and poultry, including the production of pet food. The feed mixer is a common feed processing device and is used for mixing and stirring different feeds and additives to form a compound feed suitable for corresponding poultry or livestock breeding.

The reciprocating screw barrel structure is a common transmission structure and is characterized in that: the screw sleeve can realize reciprocating motion on the premise of not changing the rotation direction of the reciprocating screw rod, and the structure is also applied to the feed mixer. However, when the screw barrel in the conventional reciprocating screw barrel structure moves relatively, the reciprocating thread groove and the screw barrel on the reciprocating screw are worn, so that the transmission precision is reduced.

Disclosure of Invention

In order to improve the technical problem, the application provides a reciprocating screw thread sleeve structure, a feed stirring machine and a manufacturing process.

In a first aspect, the present application provides a reciprocating screw thread insert structure, which adopts the following technical scheme:

a reciprocating screw barrel structure comprises a screw main body, wherein a first plug connector is arranged at one axial end of the screw main body, a second plug connector is arranged at the other axial end of the screw main body, a first shaft lever is arranged on the first plug connector, a first plug groove is arranged on the first shaft lever, the first plug connector is matched with the first plug groove, a second shaft lever is arranged on the second plug connector, a second plug groove is arranged on the second shaft lever, the second plug connector is matched with the second plug groove, the first shaft lever, the second shaft lever and the screw main body are coaxially arranged, the first shaft lever is detachably connected with the first plug connector, and the second shaft lever is detachably connected with the second plug connector;

the screw rod comprises a screw rod body and is characterized in that a reciprocating thread groove is formed in the circumferential side wall of the screw rod body, a screw sleeve body is sleeved on the screw rod body, a stud is inserted into the screw sleeve body in a threaded mode, a sliding rod is arranged at one end, close to the axis of the screw rod body, of the stud, and the circumferential side wall of the sliding rod is abutted to the inner side wall of the reciprocating thread groove.

Through adopting above-mentioned technical scheme, when relative motion took place for swivel nut main part and screw rod main part, the double-screw bolt slided in reciprocal thread groove along the length direction of reciprocal thread groove, and on the one hand, the circumference lateral wall of double-screw bolt and the inside wall of reciprocal thread groove can produce sliding friction, and on the other hand, the inside wall of swivel nut main part also can produce friction with the lateral wall of screw rod main part. When the outer surface of the screw rod main body, the inner side wall of the reciprocating thread groove, the inner side wall of the screw sleeve main body and the outer surface of the stud are seriously worn, the screw rod main body, the first shaft rod and the second shaft rod can be disassembled; the double-screw bolt is screwed out, the screw sleeve main body and the screw rod main body can be disassembled, and the screw rod main body and the screw sleeve main body can be correspondingly replaced and installed according to the abrasion degree, so that the transmission precision of the reciprocating screw rod screw sleeve structure is improved.

The second aspect, this application still provides a fodder mixing machine, adopts following technical scheme:

a feed mixer comprising the reciprocating screw barrel structure comprises a frame, wherein a mixing drum is arranged on the frame, a plurality of stand columns are arranged on the frame, a supporting plate is arranged at the top ends of the stand columns, a mixing pipe is rotatably connected onto the supporting plate, the bottom end of the mixing pipe extends into the mixing drum, first hinged supports are uniformly arranged on the side wall, located below the supporting plate, of the mixing pipe along the circumferential direction, the first hinged supports are hinged with mixing rods, and second hinged supports are arranged on the mixing rods;

the top end of the bearing plate is provided with a plurality of fixing columns, the top ends of the fixing columns are provided with a fixing plate, one end, away from the second shaft lever, of the first shaft lever is fixedly connected to the bottom end of the fixing plate, the screw rod main body is arranged in the stirring pipe and located below the fixing plate, third hinge seats are uniformly arranged on the outer side wall of the screw sleeve main body along the circumferential direction and penetrate through the side wall of the stirring pipe, a connecting rod is connected between the third hinge seats and the second hinge seats, and the stirring pipe is provided with through grooves matched with the third hinge seats;

be equipped with the rotation motor on the fixed plate, the rotation motor output is worn out the fixed plate and coaxial fixed has first rotary rod, first rotary rod passes through band pulley or sprocket mode with the stirring pipe and is connected.

Through adopting above-mentioned technical scheme, when using this fodder mixing machine, the start-up rotates the motor, rotates the motor and drives first rotary rod and rotate, and first rotary rod drives the drive wheel and rotates, and the drive wheel drives from the driving wheel and rotates, drives the stirring pipe from the driving wheel and rotates, and the stirring pipe drives first free bearing and the rotation of third free bearing. And the first hinged support rotates to drive the stirring rod to rotate, so that various feeds in the stirring cylinder are stirred. The third hinge seat rotates and then drives the swivel nut main part and rotates, and the swivel nut main part rotates and then makes swivel nut main part and third hinge seat slide from top to bottom along the length direction of screw rod main part and logical groove along the screw rod main part, and the third hinge seat slides from top to bottom and drives the connecting rod and swing from top to bottom, and then drives the puddler luffing motion to make the puddler can stir the various fodder in the churn while rotating while luffing motion, improve stirring effect. In addition, when screw rod main part and swivel nut main part wearing and tearing were comparatively serious, can carry out corresponding change and installation to screw rod main part and swivel nut main part, improved this fodder mixing machine's life. The bearing plate shields the top of the mixing drum, so that the situation that dust in the air falls into the mixing drum can be reduced.

Optionally, the fixed plate top is equipped with the feeder hopper, feeder hopper bottom intercommunication has the inlet pipe, the inlet pipe bottom runs through the bearing board and locates the churn top, the feeder hopper is square hopper-shaped, the top of feeder hopper is equipped with the feeding storehouse, the feeding storehouse is square, be equipped with a plurality of vertical baffles in the feeding storehouse.

Through adopting above-mentioned technical scheme, when using this fodder mixing machine to stir, can follow the feeder hopper and add the fodder, improve the security of operation, and can carry out the interpolation of fodder while stirring. Vertical baffle can make the various fodder in the feeding storehouse separate to can deposit different fodder simultaneously in making the feeding storehouse, and when putting in the fodder, can drop simultaneously and stir in the churn, further improve the even degree of stirring.

It is optional, be equipped with the baffle in the inlet pipe, the external diameter of baffle equals with the internal diameter of inlet pipe, the relative both ends symmetry of baffle is provided with the second rotary rod, and the baffle passes through the second rotary rod and is connected, two with the rotation of inlet pipe inside wall the second rotary rod runs through the inlet pipe lateral wall, the outside cover that the second rotary rod is located the inlet pipe outside is equipped with reset spring, reset spring's one end is through first installation component and inlet pipe outer wall fixed connection, and the one end fixed connection of baffle is kept away from through second installation component and second rotary rod to the other end, works as when reset spring is under initial state, the lateral wall edge of baffle and the inner peripheral surface lateral wall butt of inlet pipe.

Through adopting above-mentioned technical scheme, rotate the second installation component, drive the second rotary rod and rotate, the second rotary rod drives the baffle and rotates, and the fodder falls down along the inlet pipe after passing through the baffle. After the second mounting assembly is loosened, the return spring is restored to the original state, so that the baffle is positioned at the horizontal position, the phenomenon that dust and other sundries enter the mixing drum through the feeding pipe can be reduced, and the cleanness in the mixing drum is kept. Before the baffle is used, the upper surface of the baffle can be cleaned, and the surface dust deposition of the baffle is reduced.

Optionally, the first mounting assembly includes a first mounting block and a first fastening bolt, the first mounting block is fixedly connected to the outer side wall of the feeding pipe through the first mounting bolt, the first mounting block is provided with a first positioning hole towards one end of the feeding pipe, one end of the return spring close to the feeding pipe is arranged in the first positioning hole, the first fastening bolt is inserted in the first mounting block in a threaded manner, the tail portion of the first fastening bolt presses one end of the return spring close to the feeding pipe against the outer side wall of the feeding pipe, the second mounting assembly includes a second mounting block and a second fastening bolt, the second mounting block is fixedly connected to the second rotating rod through the second mounting bolt, the second mounting block is provided with a second positioning hole, one end of the return spring far away from the feeding pipe is arranged in the second positioning hole, and the second fastening bolt is inserted in the second mounting block in a threaded manner, and one end of the return spring, which is far away from the feeding pipe, is pressed against the hole wall of the second positioning hole by the tail part of the second fastening bolt.

Through adopting above-mentioned technical scheme, when reset spring takes place fatigue aging, can dismantle reset spring through taking off first installation piece and second installation piece, when having changed new reset spring, fix reset spring's both ends respectively through first installation piece, second installation piece, accomplish reset spring's installation, the operation of being convenient for.

Optionally, the inlet pipe internal rotation is connected with the returning face plate, the returning face plate is located the below of baffle, the returning face plate is equipped with the third rotary rod along self radial one end, the third rotary rod runs through the lateral wall of inlet pipe, the one end that the returning face plate was kept away from to the third rotary rod is equipped with first bevel gear, be equipped with second bevel gear on the first rotary rod, first bevel gear and second bevel gear looks adaptation.

Through adopting above-mentioned technical scheme, when rotating the motor and rotating, drive first rotary rod and rotate, first rotary rod drives second bevel gear and rotates, and when first bevel gear and second bevel gear meshing, second bevel gear drives first bevel gear and rotates, and first bevel gear drives the rotation of third rotary rod, and the rotation of third rotary rod drive returning face plate. The feed in the feed pipe can be stirred in the rotation of the turnover plate, so that the stirring effect of the feed can be improved, the blockage of the feed in the feed pipe can be reduced, and the flow aiding effect is achieved.

Optionally, a gear is arranged on the second rotating rod, the gear is engaged with an auxiliary rack, a first auxiliary plate is arranged on the feeding pipe, the auxiliary rack is in sliding connection with the first auxiliary plate, two limiting plates are arranged on the first auxiliary plate, one sides of the two auxiliary racks, which are away from each other, are respectively abutted against one sides of the two limiting plates, a driving strip is fixedly connected between the two auxiliary racks, a driving plate is arranged on the driving strip, a sleeve is rotatably connected on the driving plate, the third rotating rod is divided into a cylindrical part body and a non-cylindrical part, the cylindrical part body is fixedly connected with the non-cylindrical part, the cylindrical part body is rotatably connected with the feeding pipe, the first bevel gear is sleeved on the non-cylindrical part, the non-cylindrical part is arranged in the sleeve in a penetrating manner, the sleeve is fixedly connected with the first bevel gear, and the first bevel gear is in sliding connection with the non-cylindrical part, a second auxiliary plate is arranged on the feeding pipe, and a pin hole is formed in the second rotating rod;

when the baffle plate rotates to the vertical direction, the second auxiliary plate is movably inserted with a positioning pin, the positioning pin penetrates through the pin hole, and meanwhile, the first bevel gear is meshed with the second bevel gear.

By adopting the technical scheme, when the feed mixer is fed, the second rotating rod is rotated, so that the baffle plate is rotated to the vertical direction, the positioning pins are inserted into the second auxiliary plate and the pin holes, the state of the baffle plate is constant, feed can always fall along the feed pipe, meanwhile, the first bevel gear is meshed with the second bevel gear, so that the feed passes through the baffle plate, the turnover plate rotates, and the feed in the feed pipe is stirred; after the feeding of fodder reaches the demand, extract the locating pin, reset spring resets, drives the baffle reconversion to block the fodder, meanwhile, the gear takes place to rotate, drives supplementary rack and removes along the direction of keeping away from second bevel gear, thereby makes first bevel gear and second bevel gear take place to break away from, at this moment, when first rotary rod rotates, the returning face plate can not take place to rotate thereupon, has energy saving and emission reduction's effect.

Optionally, the mixing drum includes a straight cylinder body and a hemispherical cylinder body which are sequentially arranged from top to bottom, mixing blades are symmetrically arranged at the bottom end of the side wall of the mixing drum, a fourth hinged support is arranged at the bottom end of the mixing drum, the second shaft rod is rotatably connected with the fourth hinged support, a swing blade is hinged to the fourth hinged support, the swing center of the swing blade coincides with the center of the hemispherical cylinder body, the swing direction of the swing blade is the same as the length direction of the mixing blades, extension springs are symmetrically arranged at two sides of the swing blade, and each extension spring is fixedly connected with one end of the swing blade and the mixing blade at the same side.

Through adopting above-mentioned technical scheme, when the agitator tube is rotatory, drive stirring vane and rotate to further stir the fodder of churn, improve this fodder mixing machine's stirring effect, meanwhile, the agitator tube drives the rotation of fourth free bearing, and the fourth free bearing drives swing blade and rotates. And when the rotational speed of rotating the motor changes, the inclination angle of swing blade in vertical direction changes thereupon to make swing blade carry out the swing from top to bottom when the pivoted, further promote the stirring effect, improve stirring efficiency.

Optionally, the inner walls of the straight barrel body and the hemispherical barrel body are uniformly provided with protrusions, the protrusions are hemispherical, the top end of the hemispherical barrel body is communicated with a discharge pipe, and a discharge control valve is arranged on the discharge pipe.

Through adopting above-mentioned technical scheme, when puddler, stirring vane and swing blade are rotatory or during the swing for fodder and the protruding bumps in the churn collide, increase the chaotic degree of fodder motion in the churn, and then improve stirring effect. The blowing control valve can discharge after making the fodder stirring on the one hand, and on the other hand can control the blowing speed of fodder, improves this fodder mixing machine's suitability.

In a third aspect, the present application further provides a manufacturing process of a reciprocating screw barrel structure, comprising the following steps:

drawing a processing drawing: drawing a processing drawing according to specific processing requirements, and marking reference dimensions;

the material selection is as follows: selecting a metal cylindrical rod made of a corresponding material according to the requirements of a processing drawing, and cutting, wherein the cutting length needs to be kept with allowance;

processing a screw main body: fixing a corresponding metal cylindrical rod on a numerical control machining table, turning the metal cylindrical rod by using a numerical control machining tool to enable the outer diameter of a screw rod main body to meet the requirement of a machining drawing, turning two ends of the metal cylindrical rod to process the outer diameters of a first plug-in connector and a second plug-in connector, processing the metal cylindrical rod by using a milling cutter to complete the machining of a reciprocating threaded groove, taking the metal cylindrical rod out of the machining table, cutting the first plug-in connector and the second plug-in connector by using a cutting tool to enable the first plug-in connector and the second plug-in connector to meet the length requirement on the machining drawing, polishing the surface of the whole body to enable the surface roughness to meet the requirement of the machining drawing, and completing the machining of the screw rod main body;

processing a first shaft rod: referring to the processing of the screw main body, a first shaft lever is processed firstly, and then a first inserting groove is milled on the first shaft lever;

processing a second shaft rod: referring to the processing of the first shaft lever, a second shaft lever is processed firstly, and then a second inserting groove is milled on the second shaft lever;

tapping: inserting a first plug connector into the first plug-in groove, inserting a second plug connector into the second plug-in groove, fixing the screw main body, the first shaft rod and the second shaft rod on the processing table at the same time after completing the plug-in connection of the screw main body, the first shaft rod and the second shaft rod, tapping the connection part of the screw main body and the first shaft rod and the connection part of the screw main body and the second shaft rod at the same time according to the requirements of a processing drawing, and processing threaded holes matched with the first bolt and the second bolt;

processing a screw sleeve main body: processing according to a processing drawing, and then processing a threaded hole matched with the stud on the screw sleeve main body;

finish machining: according to the requirements of surface roughness and chamfering of a processing drawing, surface polishing and edge chamfering are carried out on each part;

and (3) integral assembly: and after the parts are machined, assembling according to a machining drawing.

Through adopting above-mentioned technical scheme, when carrying out the tapping to the screw rod main part, first axostylus axostyle and second axostylus axostyle, accomplish earlier the grafting of screw rod main part and first axostylus axostyle, the grafting of second axostylus axostyle, again with the screw rod main part, first axostylus axostyle, the second axostylus axostyle is fixed simultaneously to the processing platform, carry out the tapping simultaneously to junction and screw rod main part and the junction of screw rod main part and second axostylus axostyle of screw rod main part and first axostylus axostyle according to the processing drawing requirement, on the one hand first axostylus axostyle has been reduced, the condition that the screw hole takes place the dislocation behind second axostylus axostyle and the screw rod main part processing, on the other hand, compare in first axostylus axostyle, the tapping is carried out with the screw rod main part to the second axostylus axostyle, machining efficiency has been improved successively greatly.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the detachable connection of the screw rod main body, the first shaft rod and the second shaft rod, the screw rod main body and the screw sleeve main body can be correspondingly replaced and installed according to the abrasion degree, so that the transmission precision of the reciprocating screw rod screw sleeve structure is improved;

2. through the arrangement of the turnover plate, the turnover plate rotates to stir the feed in the feed pipe, so that the stirring effect of the feed can be improved, the blockage of the feed in the feed pipe can be reduced, and the flow aiding effect is achieved;

3. through swing blade and extension spring's setting, when the rotational speed that rotates the motor changes, swing blade changes thereupon at the inclination of vertical direction to make swing blade carry out the swing from top to bottom in the pivoted, further promote stirring effect, improve stirring efficiency.

Drawings

Fig. 1 is an exploded view of a reciprocating screw barrel structure embodied in an embodiment of the present application.

Fig. 2 is an exploded view of an embodiment of the present application embodying the first mating groove.

Fig. 3 is a schematic structural view of a fodder mixing machine according to an embodiment of the present application.

Fig. 4 is a sectional view showing the internal structure of the mixing drum in the embodiment of the present application.

Fig. 5 is a schematic structural diagram of a feeding bin and a vertical partition plate in the embodiment of the application.

Fig. 6 is an enlarged partial view of a portion a of fig. 4, showing the structure and position relationship of the baffle and the turnover plate.

Fig. 7 is a partially enlarged schematic view at B in fig. 5 to show a specific structure of the first mounting assembly and the second mounting assembly.

Fig. 8 is a partially enlarged schematic view at C in fig. 5.

Description of reference numerals: 1. a screw body; 11. a first plug-in connector; 12. a second plug-in connector; 13. a reciprocating thread groove; 2. a first shaft lever; 21. a first insertion groove; 22. a first bolt; 3. a second shaft lever; 31. a second insertion groove; 32. a second bolt; 4. a screw sleeve main body; 41. a stud; 411. a tool slot; 412. a slide bar; 42. a third free bearing; 421. a connecting rod; 5. a frame; 51. a column; 52. a support plate; 53. a stirring pipe; 531. a through groove; 532. a follower wheel; 533. a stirring blade; 534. a fourth free bearing; 535. a swing blade; 5351. an extension spring; 54. a first hinge base; 541. a stirring rod; 5411. a second hinge base; 55. fixing a column; 56. a fixing plate; 57. rotating the motor; 58. a first rotating rod; 581. a drive wheel; 5811. a belt; 582. a second bevel gear; 6. a mixing drum; 61. a straight cylinder body; 62. a hemispherical cylinder; 621. a discharge pipe; 6211. a discharge control valve; 63. a protrusion; 7. a feed hopper; 71. a feed pipe; 711. a baffle plate; 712. a second rotating rod; 7121. a pin hole; 713. a return spring; 714. a first mounting assembly; 7141. a first mounting block; 7142. a first fastening bolt; 7143. a first mounting bolt; 7144. a first positioning hole; 715. a second mounting assembly; 7151. a second mounting block; 7152. a second fastening bolt; 7153. a second mounting bolt; 7154. a second positioning hole; 716. a turnover plate; 7161. a third rotating rod; 7162. a first bevel gear; 7163. a cylindrical portion body; 7164. a non-cylindrical portion; 717. a first auxiliary plate; 7171. a limiting plate; 718. a second auxiliary plate; 7181. positioning pins; 72. a feeding bin; 721. a vertical partition plate; 8. an auxiliary gear; 81. an auxiliary rack; 82. a drive bar; 83. a drive plate; 84. a sleeve.

Detailed Description

The present application is described in further detail below with reference to figures 1-8.

In a first aspect, the embodiment of the application discloses a reciprocating screw barrel structure.

Referring to fig. 1 and 2, a reciprocating screw barrel structure comprises a screw main body 1, wherein one circumferential end of the screw main body 1 is integrally connected with a first plug 11, and the other circumferential end of the screw main body is integrally connected with a second plug 12. The first connecting plug 11 is fixedly connected with a first shaft rod 2, the first shaft rod 2 is provided with a first connecting groove 21, and the first connecting plug 11 is matched with the first connecting groove 21. The second plug connector 12 is fixedly connected with a second shaft rod 3, the second shaft rod 3 is provided with a second plug groove 31, and the second plug connector 12 is matched with the second plug groove 31. First axostylus axostyle 2, second axostylus axostyle 3 and the coaxial setting of screw rod main part 1, first bolt 22 is worn to be equipped with by the screw thread on the first axostylus axostyle 2,

first bolt

22 and 11 threaded connection of first bayonet joint, and second bolt 32 is worn to be equipped with by the screw thread on the second axostylus axostyle 3,

second bolt

32 and 12 threaded connection of second bayonet joint.

Referring to fig. 1, a reciprocating thread groove 13 is formed in a circumferential side wall of a screw body 1, a screw body 4 is sleeved on the screw body 1, and a stud 41 is inserted into the screw body 4 through a thread. A tool groove 411 for a screwdriver to screw is arranged at one end of the stud 41 far away from the axis of the screw body 1, a sliding rod 412 is fixedly connected at one end of the stud 41 near the axis of the screw body 1, and the peripheral side wall of the sliding rod 412 is abutted against the inner side wall of the reciprocating thread groove 13.

The implementation principle of the reciprocating screw barrel structure in the embodiment of the application is as follows: when the screw sleeve body 4 and the screw body 1 move relatively, the stud 41 slides in the reciprocating screw groove 13 along the longitudinal direction of the reciprocating screw groove 13, so that sliding friction is generated between the circumferential side wall of the stud 41 and the inner side wall of the reciprocating screw groove 13, and friction is generated between the inner side wall of the screw sleeve body 4 and the outer side wall of the screw body 1. When the outer surface of the screw body 1, the inner side wall of the reciprocating thread groove 13, the inner side wall of the screw sleeve body 4 and the outer surface of the stud 41 are seriously worn, the first bolt 22 and the second bolt 32 are screwed out, and the screw body 1, the first shaft rod 2 and the second shaft rod 3 can be disassembled; the stud 41 is screwed out, the screw sleeve main body 4 and the screw rod main body 1 can be disassembled, and the screw rod main body 1 and the screw sleeve main body 4 can be correspondingly replaced and installed according to the abrasion degree, so that the transmission precision of the reciprocating screw rod screw sleeve structure is improved.

In a second aspect, the embodiment of the application discloses a feed mixer.

Referring to fig. 3 and 4, the fodder mixing machine comprises the screw thread sleeve structure and further comprises a frame 5, and a mixing drum 6 is fixedly connected to the frame 5. The frame 5 is fixedly connected with a plurality of upright posts 51, and the top ends of the upright posts 51 are fixedly connected with the same bearing plate 52. The supporting plate 52 is rotatably connected with a stirring pipe 53, the stirring pipe 53 is vertically arranged, the bottom end of the stirring pipe 53 extends into the stirring cylinder 6, the stirring pipe 53 is positioned on the side wall above the supporting plate 52 and is uniformly and fixedly connected with a first hinged support 54 along the circumferential direction, the first hinged support 54 is hinged with a stirring rod 541, and the side wall of the stirring rod 541 is fixedly connected with a second hinged support 5411.

Referring to fig. 3 and 4, a plurality of fixing columns 55 are fixedly connected to the top end of the supporting plate 52, the same fixing plate 56 is fixedly connected to the top ends of the fixing columns 55, and one end of the first shaft rod 2 far away from the second shaft rod 3 is fixedly connected to the bottom end of the fixing plate 56. The screw body 1 is installed in the stirring pipe 53 and is fixedly connected below the fixing plate 56, the outer side wall of the screw sleeve body 4 is uniformly and fixedly connected with a third hinged support 42 along the circumferential direction, and the third hinged support 42 penetrates through the side wall of the stirring pipe 53. A connecting rod 421 is connected between the second hinge seat 5411 and the third hinge seat 42, a through groove 531 matched with the second hinge seat 5411 is formed on the stirring pipe 53, and the through groove 531 is arranged along the length direction of the stirring pipe 53.

Referring to fig. 3, a rotating motor 57 is fixedly connected to the fixing plate 56, and an output end of the rotating motor 57 penetrates through the fixing plate 56 and is coaxially fixed with a first rotating rod 58. The first rotating rod 58 is fixedly sleeved with a driving wheel 581, the side wall of the stirring pipe 53 above the supporting plate 52 is fixedly sleeved with a follower wheel 532, and a belt 5811 is connected between the follower wheel 532 and the driving wheel 581.

Referring to fig. 3 and 4, when the fodder mixing machine is used, the rotation motor 57 is started, the rotation motor 57 drives the first rotation rod 58 to rotate, the first rotation rod 58 drives the driving wheel 581 to rotate, the driving wheel 581 drives the driven wheel to rotate, the driven wheel drives the mixing pipe 53 to rotate, and the mixing pipe 53 drives the first hinge base 54 and the third hinge base 42 to rotate. And the first hinge base 54 rotates to drive the stirring rod 541 to rotate, so as to stir various feeds in the stirring cylinder 6. The third hinge seat 42 rotates to drive the screw sleeve main body 4 to rotate, the screw sleeve main body 4 rotates along the screw rod main body 1, so that the screw sleeve main body 4 and the third hinge seat 42 slide up and down along the screw rod main body 1 and the length direction of the through groove 531, the third hinge seat 42 slides up and down to drive the connecting rod 421 to swing up and down, and then the stirring rod 541 is driven to swing up and down, so that the stirring rod 541 can stir various feeds in the stirring barrel 6 in a way of rotating and swinging up and down, and the stirring effect is improved. In addition, when the screw rod main body 1 and the thread insert main body 4 are abraded seriously, the screw rod main body 1 and the thread insert main body 4 can be replaced and installed correspondingly, and the service life of the feed stirring machine is prolonged. The supporting plate 52 shields the top of the mixing drum 6, so that the situation that dust in the air falls into the mixing drum 6 can be reduced.

Referring to fig. 4 and 5, a feed hopper 7 is fixedly connected to the top of the fixing plate 56, a feed pipe 71 is communicated with the bottom of the feed hopper 7, and the bottom of the feed pipe 71 penetrates through the support plate 52 and is arranged above the mixing drum 6. Feeder hopper 7 is square hopper-shaped, and the top fixedly connected with feeding storehouse 72 of feeder hopper 7, feeding storehouse 72 are square, and feeding storehouse 72 interpolation is equipped with a plurality of vertical separators 721, the vertical setting of vertical separator 721. When so using this fodder mixing machine to stir, can follow and add the fodder in feeder hopper 7, improve the security of operation, and can carry out the interpolation of fodder while stirring. Vertical partition 721 can make various fodder in the feeding storehouse 72 separate to can deposit different fodder simultaneously in making the feeding storehouse 72, and when putting in the fodder, can drop simultaneously and stir in the churn 6, further improve the even degree of stirring.

Referring to fig. 4 and 6, a baffle 711 is installed in the feed pipe 71, and the outer diameter of the baffle 711 is equal to the inner diameter of the feed pipe 71. The opposite ends of the baffle 711 are symmetrically and fixedly connected with second rotating rods 712, the baffle 711 is rotatably connected with the inner side wall of the feeding pipe 71 through the second rotating rods 712, and the two second rotating rods 712 penetrate through the side wall of the feeding pipe 71. The outer side of the second rotating rod 712, which is located outside the feeding pipe 71, is sleeved with a return spring 713, one end of the return spring 713 is fixedly connected with the outer wall of the feeding pipe 71 through a first mounting assembly 714, and the other end of the return spring is fixedly connected with one end of the second rotating rod 712, which is far away from the baffle 711, through a second mounting assembly 715. When the return spring 713 is in the initial state, the side wall edge of the shutter 711 abuts against the inner peripheral side wall of the feed pipe 71.

When the feeding pipe 71 needs to be fed, the second mounting assembly 715 is rotated to drive the second rotating rod 712 to rotate, the second rotating rod 712 drives the baffle 711 to rotate, and the feed falls down along the feeding pipe 71 after passing through the baffle 711. After the second mounting assembly 715 is loosened, the return spring 713 is restored to the original state, so that the baffle 711 is positioned at the horizontal position, the phenomenon that dust and other impurities enter the mixing drum 6 through the feeding pipe 71 can be reduced, and the cleanness of the inside of the mixing drum 6 is kept. Before the use, the upper surface of the baffle 711 can be cleaned, and the surface dust deposition of the baffle 711 is reduced.

Referring to fig. 7, the first mounting assembly 714 includes a first mounting block 7141 and a first fastening bolt 7142, and the first mounting block 7141 is fixedly connected to the outer sidewall of the feeding pipe 71 by a first mounting bolt 7143. The first mounting block 7141 has a first positioning hole 7144 at an end facing the feeding tube 71, and the end of the return spring 713 close to the feeding tube 71 is located in the first positioning hole 7144. The first fastening bolt 7142 is inserted in the first mounting block 7141 in a threaded manner, and the tail of the first fastening bolt 7142 presses one end of the return spring 713 close to the feeding pipe 71 against the wall of the first positioning hole 7144.

Referring to fig. 7, the second mounting assembly 715 includes a second mounting block 7151 and a second fastening bolt 7152, the second mounting block 7151 is fixedly connected to the second rotating rod 712 through the second mounting bolt 7153, the second mounting block 7151 is provided with a second positioning hole 7154, and one end of the return spring 713, which is far away from the feeding tube 71, passes through the second positioning hole 7154. The second fastening bolt 7152 is inserted in the second mounting block 7151 in a threaded manner, and the tail of the second fastening bolt 7152 presses the end of the return spring 713 away from the feed pipe 71 against the wall of the second positioning hole 7154.

Referring to fig. 6 and 7, when the return spring 713 is fatigue-aged, the return spring 713 may be disassembled by removing the first mounting block 7141 and the second mounting block 7151, and when a new return spring 713 is replaced, both ends of the return spring 713 are fixed by the first mounting block 7141 and the second mounting block 7151, respectively, so that the mounting of the return spring 713 is completed, and the operation is facilitated.

Referring to fig. 5 and 6, a turning plate 716 is rotatably connected to the feed pipe 71, and the turning plate 716 is located below the blocking plate 711. The turning plate 716 is fixedly connected with a third rotating rod 7161 along one radial end thereof, and the third rotating rod 7161 penetrates through the side wall of the feeding pipe 71. A first bevel gear 7162 is arranged at one end, far away from the turning plate 716, of the third rotating rod 7161, a second bevel gear 582 is arranged on the first rotating rod 58, and the first bevel gear 7162 is matched with the second bevel gear 582.

When the rotating motor 57 rotates, the first rotating rod 58 is driven to rotate, the first rotating rod 58 drives the second bevel gear 582 to rotate, when the first bevel gear 7162 is meshed with the second bevel gear 582, the second bevel gear 582 drives the first bevel gear 7162 to rotate, the first bevel gear 7162 drives the third rotating rod 7161 to rotate, and the third rotating rod 7161 drives the turning plate 716 to rotate. The turning plate 716 rotates to stir the feed in the feed pipe 71, so that the stirring effect of the feed can be improved, the blockage of the feed in the feed pipe 71 can be reduced, and the flow aiding effect is achieved.

Referring to fig. 7 and 8, an auxiliary gear 8 is fixedly sleeved on a side wall of the second rotating rod 712, and the auxiliary gear 8 is engaged with the auxiliary rack 81. A first auxiliary plate 717 is fixedly connected to the side wall of the feeding pipe 71, and the first auxiliary plate 717 is arranged along the horizontal direction. Supplementary rack 81 and first accessory plate 717 sliding connection, two limiting plates 7171 of fixedly connected with on the first accessory plate 717, one side that two supplementary racks 81 deviate from each other respectively with two limiting plates 7171 relative one side butt. A driving strip 82 is fixedly connected between the two auxiliary racks 81, a driving plate 83 is fixedly connected on the driving strip 82, and a sleeve 84 is rotatably connected on the driving plate 83. The third rotating rod 7161 is divided into a cylindrical portion body 7163 and a non-cylindrical portion 7164, the cylindrical portion body 7163 is fixedly connected with the non-cylindrical portion, the cylindrical portion body 7163 is rotatably connected with the feeding pipe 71, the first bevel gear 7162 is sleeved on the non-cylindrical portion 7164, the non-cylindrical portion 7164 is arranged in the sleeve 84 in a penetrating mode, the sleeve 84 is fixedly connected with the first bevel gear 7162, and the first bevel gear 7162 is in sliding connection with the non-cylindrical portion 7164. A second auxiliary plate 718 is fixedly connected to the side wall of the feeding pipe 71, and a pin hole 7121 is formed in the second rotating rod 712.

Referring to fig. 6 and 7, when the blocking plate 711 rotates to the vertical direction, the second auxiliary plate 718 is movably inserted with a positioning pin 7181, and the positioning pin 7181 is inserted into the pin hole 7121, and at the same time, the first bevel gear 7162 is engaged with the second bevel gear 582.

Referring to fig. 6, 7 and 8, in feeding the fodder mixing machine, the second rotating rod 712 is rotated to rotate the blocking plate 711 in a vertical direction, the positioning pin 7181 is inserted into the second auxiliary plate 718 and the pin hole 7121 to make the state of the blocking plate 711 constant, and the fodder always falls down along the feed pipe 71, and at the same time, the first bevel gear 7162 is engaged with the second bevel gear 582 to make the fodder pass through the blocking plate 711, and the turning plate 716 rotates to stir the fodder in the feed pipe 71; after the feeding of fodder reaches the demand, extract locating pin 7181, reset spring 713 resets, drives baffle 711 reconversion to block the fodder, meanwhile, auxiliary gear 8 takes place to rotate, drives auxiliary rack 81 and removes along the direction of keeping away from second bevel gear 582, thereby makes first bevel gear 7162 and second bevel gear 582 break away from, at this moment, when first rotary rod 58 rotated, upset board 716 can not take place to rotate thereupon, has energy saving and emission reduction's effect.

Referring to fig. 4, the mixing drum 6 includes a straight cylinder 61 and a hemispherical cylinder 62 sequentially arranged from top to bottom, and mixing blades 533 are symmetrically and fixedly connected to the bottom end of the side wall of the mixing pipe 53. The bottom end of the stirring pipe 53 is fixedly connected with a fourth hinged support 534, and the second shaft lever 3 is rotatably connected with the fourth hinged support 534. The fourth hinge base 534 is hinged with a swing blade 535, the swing center of the swing blade 535 is overlapped with the center of the hemispherical cylinder 62, and the swing direction of the swing blade 535 is the same as the length direction of the stirring blade 533. The two sides of the swing blade 535 are symmetrically provided with extension springs 5351, and one end of each extension spring 5351 far away from the swing blade 535 is fixedly connected with the stirring blade 533 on the same side.

When the mixing pipe 53 rotates, the mixing blade 533 is driven to rotate, so that the feed of the mixing drum 6 is further mixed, the mixing effect of the feed mixer is improved, meanwhile, the mixing pipe 53 drives the fourth hinged support 534 to rotate, and the fourth hinged support 534 drives the swing blade 535 to rotate. And when the rotational speed of rotating motor 57 changed, swing blade 535 changed thereupon at the inclination of vertical direction to make swing blade 535 carry out the swing from top to bottom in the pivoted, further promote the stirring effect, improve stirring efficiency.

Referring to fig. 4, protrusions 63 are uniformly distributed on the inner walls of the straight cylinder 61 and the hemispherical cylinder 62, and the protrusions 63 are hemispherical. The top end of the hemispherical cylinder body 62 is communicated with a discharge pipe 621, and a discharge control valve 6211 is arranged on the discharge pipe 621. When the stirring rod 541, the stirring blade 533 and the swinging blade 535 rotate or swing, the feed in the stirring cylinder 6 collides with the protrusion 63, the chaotic degree of the feed movement in the stirring cylinder 6 is increased, and the stirring effect is further improved. The emptying control valve 6211 can discharge the fodder after the fodder is stirred evenly on the one hand, and on the other hand can control the emptying speed of fodder, improves this fodder mixing machine's suitability.

The implementation principle of fodder mixing machine of the embodiment of this application is: when the feed mixer is used, the rotating motor 57 is started, the rotating motor 57 drives the first rotating rod 58 to rotate, the first rotating rod 58 drives the driving wheel 581 to rotate, the driving wheel 581 drives the driven wheel to rotate, the driven wheel drives the stirring pipe 53 to rotate, and the stirring pipe 53 drives the first hinged support 54 and the third hinged support 42 to rotate. And the first hinge base 54 rotates to drive the stirring rod 541 to rotate, so as to stir various feeds in the stirring cylinder 6. The third hinge seat 42 rotates to drive the swivel nut body 4 to rotate, the swivel nut body 4 rotates along the screw rod body 1, so that the swivel nut body 4 and the third hinge seat 42 slide up and down along the screw rod body 1 and the length direction of the through groove 531, the third hinge seat 42 slides up and down to drive the connecting rod 421 to swing up and down, and further the stirring rod 541 swings up and down, so that the stirring rod 541 can stir various feeds in the stirring barrel 6 in a manner of swinging up and down while rotating, and the stirring effect is improved.

Meanwhile, when the mixing pipe 53 rotates, the mixing blade 533 is driven to rotate, so that the feed in the mixing drum 6 is further mixed, the mixing effect of the feed mixer is improved, and meanwhile, the mixing pipe 53 drives the fourth hinge base 534 to rotate, and the fourth hinge base 534 drives the swing blade 535 to rotate. And when the rotational speed of rotating motor 57 changed, swing blade 535 changed thereupon at the inclination of vertical direction to make swing blade 535 carry out the swing from top to bottom in the pivoted, further promote the stirring effect, improve stirring efficiency.

In addition, when the screw rod main body 1 and the screw sleeve main body 4 are worn seriously, the screw rod main body 1 and the screw sleeve main body 4 can be replaced and installed correspondingly, and the service life of the feed mixer is prolonged.

In a third aspect, an embodiment of the present application further discloses a manufacturing process of a reciprocating screw barrel structure, including the following steps:

and (3) processing the screw body 1: fixing a corresponding metal cylindrical rod on a numerical control machining table, turning the metal cylindrical rod by using a numerical control machining tool to enable the outer diameter of the screw rod main body 1 to meet the requirement of a machining drawing, turning two ends of the metal cylindrical rod to process the outer diameters of the first plug-in connector 11 and the second plug-in connector 12, processing the metal cylindrical rod by using a milling cutter to complete the machining of the reciprocating threaded groove 13, finally taking the metal cylindrical rod off from the machining table, cutting the first plug-in connector 11 and the second plug-in connector 12 by using a cutting tool to enable the metal cylindrical rod to meet the length requirement on the machining drawing, and finally polishing the surface of the whole body to enable the surface roughness to meet the requirement of the machining drawing to complete the machining of the screw rod main body 1;

processing of the first shaft rod 2: referring to the processing of the screw main body 1, a first shaft rod 2 is processed firstly, and then a first inserting groove 21 is milled on the first shaft rod 2;

and (3) processing of the second shaft lever: referring to the processing of the first shaft lever 2, the second shaft lever 3 is processed firstly, and then a second inserting groove 31 is milled on the second shaft lever 3;

tapping: inserting a first plug-in connector 11 into a first plug-in groove 21, inserting a second plug-in connector 12 into a second plug-in groove 31, after the screw body 1 is plugged with a first shaft rod 2 and a second shaft rod 3, fixing the screw body 1, the first shaft rod 2 and the second shaft rod 3 on a machining table at the same time, simultaneously tapping the joint of the screw body 1 and the first shaft rod 2 and the joint of the screw body 1 and the second shaft rod 3 according to the requirements of a machining drawing, and machining threaded holes matched with a first bolt 22 and a second bolt 32;

and (3) processing the thread insert main body 4: after processing according to a processing drawing, a threaded hole matched with the stud 41 is processed on the screw sleeve main body 4;

The implementation principle of the manufacturing process of the reciprocating screw thread sleeve structure in the embodiment of the application is as follows: when carrying out the tapping to screw main part 1, primary shaft pole 2 and secondary shaft pole 3, accomplish screw main part 1 and primary shaft pole 2 earlier, peg graft of secondary shaft pole 3, again with screw main part 1, primary shaft pole 2, secondary shaft pole 3 is fixed to the processing bench simultaneously, carry out the tapping simultaneously to the junction of screw main part 1 and primary shaft pole 2 and the junction of screw main part 1 and secondary shaft pole 3 according to the processing drawing requirement, primary shaft pole 2 has been reduced on the one hand, the second shaft pole 3 has taken place the condition of dislocation with screw body 1 processing back screw hole, on the other hand, compare in primary shaft pole 2, secondary shaft pole 3 carries out the tapping with screw main part 1 successively, machining efficiency is greatly improved.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, 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 reciprocal screw rod swivel nut structure which characterized in that: comprises a screw rod main body (1), one axial end of the screw rod main body (1) is provided with a first plug-in connector (11), the other end is provided with a second plug-in connector (12), a first shaft lever (2) is arranged on the first plug connector (11), a first plug groove (21) is arranged on the first shaft lever (2), the first plug connector (11) is matched with the first plug groove (21), the second plug connector (12) is provided with a second shaft lever (3), a second inserting groove (31) is arranged on the second shaft lever (3), the second inserting joint (12) is matched with the second inserting groove (31), the first shaft lever (2), the second shaft lever (3) and the screw main body (1) are coaxially arranged, the first shaft lever (2) is detachably connected with the first plug connector (11), and the second shaft lever (3)) is detachably connected with the second plug connector (12);

the screw rod is characterized in that a reciprocating thread groove (13) is formed in the circumferential side wall of the screw rod main body (1), a screw sleeve main body (4) is sleeved on the screw rod main body (1), a stud (41) is inserted into the screw sleeve main body (4) in a threaded manner, a sliding rod (412) is arranged at one end, close to the axis of the screw rod main body (1), of the stud (41), and the circumferential side wall of the sliding rod (412) is abutted to the inner side wall of the reciprocating thread groove (13).

2. A fodder mixing machine comprising the reciprocating screw barrel arrangement of claim 1, wherein: the stirring device comprises a rack (5), wherein a stirring cylinder (6) is arranged on the rack (5), a plurality of stand columns (51) are arranged on the rack (5), a bearing plate (52) is arranged at the top ends of the stand columns (51), a stirring pipe (53) is rotatably connected onto the bearing plate (52), the bottom end of the stirring pipe (53) extends into the stirring cylinder (6), first hinged supports (54) are uniformly arranged on the side wall of the stirring pipe (53) below the bearing plate (52) along the circumferential direction, a stirring rod (541) is hinged to the first hinged supports (54), and a second hinged support (5411) is arranged on the stirring rod (541);

the top end of the bearing plate (52) is provided with a plurality of fixing columns (55), the top ends of the fixing columns (55) are provided with a fixing plate (56), one end, far away from the second shaft rod (3), of the first shaft rod (2) is fixedly connected to the bottom end of the fixing plate (56), the screw rod main body (1) is arranged in the stirring pipe (53) and located below the fixing plate (56), the outer side wall of the thread sleeve main body (4) is uniformly provided with third hinged supports (42) along the circumferential direction, the third hinged supports (42) penetrate through the side wall of the stirring pipe (53), a connecting rod (421) is connected between the third hinged supports (42) and the second hinged support (5411), and the stirring pipe (53) is provided with a through groove (531) matched with the third hinged supports (42);

be equipped with on fixed plate (56) and rotate motor (57), it wears out fixed plate (56) and coaxial fixed with first rotary rod (58) to rotate motor (57) output, first rotary rod (58) are connected through band pulley or sprocket mode with stirring pipe (53).

3. A fodder mixing machine according to claim 2, wherein: fixed plate (56) top is equipped with feeder hopper (7), feeder hopper (7) bottom intercommunication has inlet pipe (71), inlet pipe (71) bottom is run through bearing board (52) and is located churn (6) top, feeder hopper (7) are square hopper-shaped, the top of feeder hopper (7) is equipped with feeding storehouse (72), feeding storehouse (72) are square, be equipped with a plurality of vertical partition (721) in feeding storehouse (72).

4. A fodder mixing machine according to claim 3, wherein: a baffle plate (711) is arranged in the feeding pipe (71), the outer diameter of the baffle plate (711) is equal to the inner diameter of the feeding pipe (71), the opposite ends of the baffle (711) are symmetrically provided with second rotating rods (712), the baffle (711) is rotatably connected with the inner side wall of the feeding pipe (71) through a second rotating rod (712), the two second rotating rods (712) penetrate through the side wall of the feeding pipe (71), the outer side of the second rotating rod (712) positioned outside the feed pipe (71) is sleeved with a return spring (713), one end of the return spring (713) is fixedly connected with the outer wall of the feed pipe (71) through a first mounting assembly (714), the other end of the return spring is fixedly connected with one end of a second rotating rod (712) far away from the baffle (711) through a second mounting assembly (715), when the return spring (713) is in an initial state, the side wall edge of the baffle plate (711) abuts against the inner peripheral side wall of the feed pipe (71).

5. A fodder mixing machine according to claim 4, wherein: the first mounting assembly (714) comprises a first mounting block (7141) and a first fastening bolt (7142), the first mounting block (7141) is fixedly connected to the feeding pipe (71), a first positioning hole (7144) is formed in the first mounting block (7141), one end, close to the feeding pipe (71), of the reset spring (713) is arranged in the first positioning hole (7144), the first fastening bolt (7142) is inserted in the first mounting block (7141) in a threaded mode and can abut against the reset spring (713), the second mounting assembly (715) comprises a second mounting block (7151) and a second fastening bolt (7152), the second mounting block (7151) is fixedly connected to the second rotating rod (712), a second positioning hole (7154) is formed in the second mounting block (7151), one end, far away from the feeding pipe (71), of the reset spring (713) is arranged in the second positioning hole (7154), the second fastening bolt (7152) is inserted on the second mounting block (7151) in a threaded manner and can be abutted against the return spring (713).

6. A fodder mixing machine according to claim 5, wherein: the utility model discloses a set up the lock, including inlet pipe (71), inlet pipe (71) internal rotation is connected with returning face plate (716), returning face plate (716) are located the below of baffle (711), returning face plate (716) are equipped with third rotary rod (7161) along self radial one end, the lateral wall of inlet pipe (71) is run through in third rotary rod (7161), the one end that returning face plate (716) were kept away from in third rotary rod (7161) is equipped with first bevel gear (7162), be equipped with second bevel gear (582) on first rotary rod (58), first bevel gear (7162) and second bevel gear (582) looks adaptation.

7. A fodder mixing machine according to claim 6, wherein: the second rotating rod (712) is provided with an auxiliary gear (8), the auxiliary gear (8) is meshed with an auxiliary rack (81), the feeding pipe (71) is provided with a first auxiliary plate (717), the auxiliary rack (81) is in sliding connection with the first auxiliary plate (717), the first auxiliary plate (717) is provided with two limiting plates (7171), one sides of the two auxiliary racks (81) which deviate from each other are respectively abutted against one sides of the two limiting plates (7171) which are opposite, a driving strip (82) is fixedly connected between the two auxiliary racks (81), the driving strip (82) is provided with a driving plate (83), the driving plate (83) is rotatably connected with a sleeve (84), the third rotating rod (7161) is divided into a cylindrical part body (7163) and a non-cylindrical part (7164), the cylindrical part body (7163) is fixedly connected with the non-cylindrical part, and the cylindrical part body (7163) is rotatably connected with the feeding pipe (71), the first bevel gear (7162) is sleeved on the non-cylindrical part (7164), the non-cylindrical part (7164) is arranged in a sleeve (84) in a penetrating mode, the sleeve (84) is fixedly connected with the first bevel gear (7162), the first bevel gear (7162) is connected with the non-cylindrical part (7164) in a sliding mode, a second auxiliary plate (718) is arranged on the feeding pipe (71), and a pin hole (7121) is formed in the second rotating rod (712);

when the baffle plate (711) rotates to the vertical direction, a positioning pin (7181) is movably inserted into the second auxiliary plate (718), the positioning pin (7181) penetrates through the pin hole (7121), and meanwhile, the first bevel gear (7162) is meshed with the second bevel gear (582).

8. A fodder mixing machine according to claim 6, wherein: the stirring cylinder (6) comprises a straight cylinder body (61) and a hemispherical cylinder body (62) which are sequentially arranged from top to bottom, stirring blades (533) are symmetrically arranged at the bottom end of the side wall of the stirring pipe (53), a fourth hinged support (534) is arranged at the bottom end of the stirring pipe (53), and the second shaft lever (3) is rotatably connected with the fourth hinged support (534). A swing blade (535) is hinged to the fourth hinged support (534), the swing center of the swing blade (535) coincides with the center of the hemispherical cylinder (62), the swing direction of the swing blade (535) is the same as the length direction of the stirring blade (533), extension springs (5351) are symmetrically arranged on two sides of the swing blade (535), and one end, far away from the swing blade (535), of each extension spring (5351) is fixedly connected with the stirring blade (533) on the same side.

9. A fodder mixing machine according to claim 8, wherein: the utility model discloses a feeding device, including straight barrel (61) and hemisphere barrel (62), the equipartition has arch (63) on the inner wall of straight barrel (61) and hemisphere barrel (62), arch (63) are hemispherical, the bottom intercommunication of hemisphere barrel (62) has discharging pipe (621), be equipped with blowing control valve (6211) on discharging pipe (621).

10. A manufacturing process of a reciprocating screw barrel structure is characterized in that: the method comprises the following steps:

drawing a processing drawing: drawing a processing drawing and marking a reference size;

processing a screw main body (1): fixing a corresponding metal cylindrical rod on a numerical control machining table, turning the metal cylindrical rod by using a numerical control machining tool to enable the outer diameter of a screw rod main body (1) to meet the requirement of a machining drawing, turning two ends of the metal cylindrical rod, machining the outer diameters of a first plug-in connector (11) and a second plug-in connector (12), machining the metal cylindrical rod by using a milling cutter to complete machining of a reciprocating thread groove (13), finally taking the metal cylindrical rod down from the machining table, cutting the first plug-in connector (11) and the second plug-in connector (12) by using a cutting tool to enable the metal cylindrical rod to meet the requirement of the length on the machining drawing, and finally polishing the surface of the metal cylindrical rod to enable the surface roughness of the metal cylindrical rod to meet the requirement of the machining drawing to complete machining of the screw rod main body (1);

processing a first shaft rod (2): referring to the processing of the screw main body (1), a first shaft lever (2) is processed firstly, and then a first inserting groove (21) is milled on the first shaft lever (2);

and (3) processing a second shaft lever: referring to the processing of the first shaft lever (2), firstly processing a second shaft lever (3), and then milling a second inserting groove (31) on the second shaft lever (3);

tapping: inserting a first plug-in connector (11) into a first plug-in groove (21), inserting a second plug-in connector (12) into a second plug-in groove (31), after the screw body (1) is plugged with a first shaft lever (2) and a second shaft lever (3), fixing the screw body (1), the first shaft lever (2) and the second shaft lever (3) on a processing table at the same time, tapping the joint of the screw body (1) and the first shaft lever (2) and the joint of the screw body (1) and the second shaft lever (3) according to the requirements of a processing drawing, and processing threaded holes matched with a first bolt (22) and a second bolt (32);

processing a screw sleeve main body (4): after processing according to a processing drawing, a threaded hole matched with the stud (41) is processed on the screw sleeve main body (4);

and (3) finish machining: according to the requirements of surface roughness and chamfering of a processing drawing, surface polishing and edge chamfering are carried out on each part;