CN212502481U

CN212502481U - Spiral feeding mechanism

Info

Publication number: CN212502481U
Application number: CN202020848555.2U
Authority: CN
Inventors: 刘士广
Original assignee: Baoguang Tianjin Technology Development Co ltd
Current assignee: Tianjin dameicheng Technology Co.,Ltd.
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2021-02-09
Anticipated expiration: 2030-05-20

Abstract

The utility model provides a spiral feeding mechanism, include the sleeve and be located the sleeve and with the transport axle of the coaxial setting of sleeve, telescopic unloading end is equipped with the unloading opening, the hopper has been installed down to the unloading opening part, be provided with the rotating shaft group down on the hopper, the rotating shaft group includes that two rotations are installed in the double-phase axis of rotation on the relative lateral wall of hopper down, all install the bulk cargo subassembly in two axis of rotation in the rotating shaft group, the bulk cargo subassembly is including being fixed in the epaxial connecting rod of axis of rotation and connecing the bulk cargo pole of locating the connecting rod both ends respectively. Utilize the utility model discloses a spiral feeding mechanism of technical scheme preparation can break up the material of caking, through setting up reversing gear for the rotation opposite direction of two sets of bulk cargo subassemblies can carry out abundant breaking up to the material, the subsequent processing of being convenient for, and carries axle and bulk cargo subassembly all to drive through same motor, and the structure is compacter, and the cost is also lower.

Description

Spiral feeding mechanism

Technical Field

The utility model belongs to the technical field of the polyvinyl alcohol is carried, especially, relate to a spiral feeding mechanism.

Background

The spiral feeding mechanism is a mechanism which drives a spiral blade to rotate through a motor to push materials to be conveyed, and is suitable for quantitative packaging of powdery, powdery and powdery materials in the industries of chemical industry, food, agricultural and sideline products and the like. Polyvinyl alcohol is often used as a base material of putty glue and paint adhesive, is a main variety required by building glue, is mostly in a powdery state in a normal state, and is conveyed by a spiral feeding mechanism, however, the viscosity of the polyvinyl alcohol is high, and the polyvinyl alcohol is easy to be adhered into blocks in the conveying process and influences subsequent processing, so that the spiral feeding mechanism is required to be improved aiming at the condition.

In the publication of: in the patent document CN210365641U, a screw feeder is proposed, in which a crushing wheel is arranged at the discharging end to crush the agglomerated material, but the technology still has certain disadvantages:

1. the crushing wheel is arranged in the discharge hopper through the wheel carrier, and the wheel carrier inevitably blocks falling materials to influence the blanking effect;

2. the transmission shaft and the driven bevel gear are arranged in the blanking hopper, and after the blanking hopper is used for a long time, falling materials can be bonded on the transmission shaft, so that the transmission relation is influenced, and the working efficiency of the crushing wheel is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem, a spiral feeding mechanism is designed.

Realize above-mentioned purpose the technical scheme of the utility model be, a spiral feeding mechanism, include the sleeve and be located the sleeve and with the transport axle of the coaxial setting of sleeve, telescopic unloading end is equipped with the unloading opening, the hopper has been installed down to the unloading opening part, be provided with the rotating shaft group down on the hopper, the rotating shaft group includes that two rotations are installed in the double-phase axis of rotation on the relative lateral wall of hopper down, all install the bulk cargo subassembly in two axis of rotation in the rotating shaft group, the bulk cargo subassembly is including being fixed in the epaxial connecting rod of rotation and connecing the bulk cargo pole of locating the connecting rod both ends respectively.

The bulk material rod is sleeved with a rubber sleeve.

The length of the connecting rod is b, the axes of the two rotating shafts in the rotating shaft group are parallel, and the distance a between the axes is larger than 0 and smaller than b.

The feeding hopper is provided with a transmission case, transmission shafts are symmetrically erected on two sides inside the transmission case, one end of the rotation shaft, which is located outside the feeding hopper, is sleeved with a bulk material gear, the transmission shaft is sleeved with an intermediate gear meshed with the bulk material gear, the axis of the transmission shaft is perpendicular to the axis of the rotation shaft, and the bulk material gear and the intermediate gear are helical gears.

The transmission case is internally provided with a transmission shaft, one end of the transmission shaft, which is far away from the rotating shaft, is sleeved with a transmission gear, a matching shaft and a reversing shaft are arranged in the transmission case in a parallel frame mode, one end of the matching shaft is sleeved with a transmission matching gear, the other end of the matching shaft is sleeved with a driving matching gear, the reversing shaft is sleeved with a reversing gear, and the transmission matching gear is meshed with the reversing gear.

The transmission matching gear is also meshed with a transmission gear on a transmission shaft positioned on one side in the transmission case, the reversing gear is meshed with a transmission gear on a transmission shaft positioned on the other side in the transmission case, and the transmission gears and the reversing gear have the same specification and size.

The transmission case is further rotatably provided with a driving shaft, one end of the driving shaft, which is positioned in the transmission case, is sleeved with a driving gear, the driving gear is meshed with a driving matching gear, the axis of the driving shaft is perpendicular to the axis of the matching shaft, and the driving gear and the driving matching gear are helical gears.

The discharging end of the sleeve is provided with a driving motor, and the output end of the driving motor is respectively connected with one end of the conveying shaft close to the driving motor and one end of the driving shaft outside the transmission case through a belt.

The lower hopper is trumpet-shaped, and the top opening of the lower hopper is larger than the bottom opening, the top end of the lower hopper is fixed on the discharging opening through a screw, a sealing rubber ring is additionally arranged at the contact position of the lower hopper and the discharging opening, and the sealing rubber ring is in interference fit with the discharging opening.

The conveying shaft is provided with a helical blade, the feeding end of the sleeve is provided with a feeding hole, and a cloth bag is fixed on the feeding hole.

Utilize the utility model discloses a spiral feeding mechanism of technical scheme preparation, be provided with the bulk cargo subassembly in the hopper under, can break up the material of caking, the slewing mechanism of bulk cargo subassembly all sets up at the transmission machine incasement, avoid bonding material to influence the operation, and through setting up reversing gear, make the direction of rotation of two sets of bulk cargo subassemblies opposite, can carry out abundant breaking up to the material, the subsequent processing of being convenient for, and carry axle and bulk cargo subassembly and all drive through same motor, the structure is compacter, the cost is also lower, and simultaneously, feed inlet department is provided with the sack, can prevent that the material from taking place the loss when getting into the sleeve.

Drawings

FIG. 1 is a front view of the overall structure;

FIG. 2 is a top view of the overall structure;

fig. 3 is a schematic diagram of the structure in the transmission case.

In the figure: 1. a sleeve; 2. a delivery shaft; 3. opening the blanking; 4. feeding a hopper; 5. a rotating shaft; 6. a connecting rod; 7. a bulk rod; 8. a rubber sleeve; 9. a transmission case; 10. a drive shaft; 11. bulk gear; 12. an intermediate gear; 13. a transmission gear; 14. a mating shaft; 15. a reversing shaft; 16. a transmission mating gear; 17. a drive mating gear; 18. a reversing gear; 19. a drive shaft; 20. a drive gear; 21. A drive motor; 22. a belt; 23. sealing the rubber ring; 24. a helical blade; 25. a feeding port; 26. a cloth bag.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings, as shown in fig. 1-3, a spiral feeding mechanism includes a sleeve 1 and a conveying shaft 2 disposed in the sleeve 1 and coaxial with the sleeve 1, a feeding end of the sleeve 1 is provided with a feeding opening 3, a feeding hopper 4 is disposed at the feeding opening 3, a rotating shaft set is disposed on the feeding hopper 4, the rotating shaft set includes two rotating shafts 5 rotatably mounted on opposite sidewalls of the feeding hopper 4, bulk cargo assemblies are mounted on the two rotating shafts 5 in the rotating shaft set, each bulk cargo assembly includes a connecting rod 6 fixed on the rotating shaft 5 and bulk cargo rods 7 respectively connected to two ends of the connecting rod 6, the connecting rod 6 has a length of b, the axes of the two rotating shafts 5 in the rotating shaft set are parallel, and a distance a between the axes is greater than 0 and less than b, the bulk material rod 7 is sleeved with a rubber sleeve 8.

In the utility model, the bulk cargo component is arranged in the blanking hopper 4 to break up the materials caked during blanking, and the bulk cargo component is rotatably arranged on the side wall of the blanking hopper 4 through the rotating shaft 5, so that no mounting frame is needed in the blanking hopper 4, when the device works, the situation that the mounting frame blocks the falling of the materials can not occur, meanwhile, the bulk cargo component comprises the connecting rod 6 and the bulk cargo rods 7 arranged at the two ends of the connecting rod 6, the middle part of the connecting rod 6 is fixed on the rotating shaft 5, the distance a between the axes of the two rotating shafts 5 is more than 0 and less than the length b of the connecting rod, the arrangement ensures that one bulk cargo rod 7 in the bulk cargo component below is positioned between the two bulk cargo rods 7 in the bulk cargo component above, the bulk cargo component is in a cross shape integrally, the arrangement reasonably utilizes the inner space of the bulk cargo hopper 4, and the breaking-up effect, and the cover is equipped with rubber sleeve 8 on the bulk cargo pole 7, when further promoting the bulk cargo effect, can play the guard action to bulk cargo pole 7, prolongs the life of bulk cargo subassembly.

It should be noted that, the number of the rotating shaft group on the lower hopper 4 is at least one group, and the number of the rotating shaft group and the corresponding bulk cargo assembly can be reasonably increased according to the requirement of specific production, so that the bulk cargo effect is improved, and the subsequent processing of the materials is facilitated.

The improved bulk material discharging device is characterized in that a transmission case 9 is arranged on the discharging hopper 4, transmission shafts 10 are symmetrically erected on two sides inside the transmission case 9, one end, located outside the discharging hopper 4, of the rotating shaft 5 is sleeved with a bulk material gear 11, the transmission shaft 10 is sleeved with an intermediate gear 12 meshed with the bulk material gear 11, the axis of the transmission shaft 10 is perpendicular to the axis of the rotating shaft 5, the bulk material gear 11 and the intermediate gear 12 are helical gears, one end, far away from the rotating shaft 5, of the transmission shaft 10 is sleeved with a transmission gear 13, the transmission case 7 is further parallelly erected with a matching shaft 14 and a reversing shaft 15, one end of the matching shaft 14 is sleeved with a transmission matching gear 16, the other end of the matching shaft 14 is sleeved with a driving matching gear 17, the reversing shaft 15 is sleeved with a reversing gear 18, the transmission matching gear 16 is meshed with the reversing gear 18, and the transmission matching gear 16 is further meshed with the transmission gear 13 on the The meshing mutually, change gear 18 meshes with the transmission gear 13 that is located the transmission shaft 10 of transmission machine case 9 internal opposite side mutually, transmission gear 13 is the same with change gear 1's specification size, still rotates on the transmission machine case 9 and installs drive shaft 19, drive shaft 19 is located one of transmission machine case 9 and is served the cover and be equipped with drive gear 20, drive gear 20 meshes with drive cooperation gear 17 mutually, the axis of drive shaft 19 is mutually perpendicular with the axis of cooperation axle 14, drive gear 20 is the helical gear with drive cooperation gear 17, driving motor 21 is installed to the unloading end of sleeve 1, driving motor 21's output connects through belt 22 with the one end that conveying shaft 2 is close to driving motor 21 and the one end that drive shaft 19 is located the transmission machine case 9 outside respectively.

The utility model discloses in, drive simultaneously through a driving motor 21 and carry axle 2 and bulk cargo subassembly work, the drive structure setting between driving motor 21 and the bulk cargo subassembly can not receive the influence of whereabouts material in the transmission machine case 9 outside hopper 4 down. Wherein, the transmission flow of each structure in the transmission case 9 is: firstly, a driving motor 21 rotates, a driving shaft 19 is driven to rotate through a belt 22, so that a driving gear 20 sleeved on the driving shaft 19 rotates, a matching shaft 14 is arranged in a transmission case 9, a driving matching gear 17 meshed with the driving gear 20 is sleeved at one end of the matching shaft 14, therefore, a transmission matching gear 16 arranged at the other end of the matching shaft 14 rotates along with the matching shaft 14, a transmission shaft 10 at the side is driven because the transmission matching gear 16 is meshed with a transmission gear 13 on the transmission shaft 10 at the side, and an intermediate gear 12 meshed with a bulk material gear 11 on the rotation shaft 5 is sleeved at one end, close to the rotation shaft 5, of the transmission shaft 10, so that the rotation shaft 5 at the side can be driven to rotate by the rotating transmission shaft 10;

a reversing shaft 15 is arranged in the transmission case 9 in parallel with the matching shaft 14, a reversing gear 18 meshed with the transmission matching gear 16 is sleeved on the reversing shaft 15, and the reversing gear 18 is simultaneously meshed with a transmission gear 13 on the transmission shaft 10 on the other side in the transmission case 9, so that the reversing shaft 15 is driven to rotate by the rotation of the matching shaft 14, the transmission shaft 10 on the side is rotated, the rotating shaft 5 on the side is rotated by the matching of the middle gear 12 and the bulk material gear 11 on the side, and finally the bulk material assembly on the side is driven to work.

The utility model discloses in, bulk cargo gear 11, intermediate gear 12, drive gear 20 and drive cooperation gear 17 are the helical gear, and the helical gear also can intermeshing on mutually perpendicular's axostylus axostyle for arranging of transmission case 9 inner structure is compacter, has improved the utilization ratio in space.

The setting of reversing shaft 15 can make the rotation direction of both sides bulk cargo subassembly opposite, and the effect when the bulk cargo is better, it needs to explain that the quantity of reversing shaft 15 is not fixed, can suitably increase reversing shaft 15 according to the needs in the production preparation, but the quantity of reversing shaft 15 must be the odd number, just can play the effect of switching-over, makes the rotation direction of both sides axis of rotation 5 opposite.

Hopper 4 is the loudspeaker form and its open-top is greater than the bottom opening down, 4 tops of hopper are fixed in on the unloading opening 3 through the screw down, hopper 4 adds with unloading opening 3's contact position down and is equipped with sealed rubber ring 23, be interference fit between sealed rubber ring 23 and the unloading opening 3, be provided with helical blade 24 on carrying axle 2, the material loading end of sleeve 1 is provided with material loading mouth 25, be fixed with sack 26 on the material loading mouth 25.

The utility model discloses in, hopper 4 is the loudspeaker form and draws in from top to bottom gradually down, the whereabouts of the material of being convenient for like this, because the polyvinyl alcohol normality is powdered solid down, in case reveal takes place, can form explosive mixture when mixing with the air, and simultaneously, the staff intakes or inhales the back and is harmful to the health, also have the irritability effect to eyes, therefore, hopper 4 is provided with sealed rubber ring 23 with unloading opening 3's junction down, and be interference fit between sealed rubber ring 23 and the unloading opening, and material loading opening 25 department has set up sack 26, prevent that the loss from taking place when the polyvinyl alcohol powder enters into 1 inside of sleeve through material loading opening 25, the accident appears.

Utilize the utility model discloses a spiral feeding mechanism of preparation, be provided with the bulk cargo subassembly in the hopper down, can smash the material of carrying in the hopper to caking down, make things convenient for subsequent processing, the bulk cargo subassembly passes through the axis of rotation simultaneously and installs in the both sides of hopper down, the hopper is provided with the transmission machine case outward, set up drive mechanism in the transmission machine case, can avoid the material to the influence of transmission structure, the transmission machine incasement is provided with the reversing shaft, make the rotation direction of both sides bulk cargo subassembly opposite, the bulk cargo effect is better ideal, drive simultaneously through a driving motor and carry axle and bulk cargo subassembly work on the whole, compact structure, the cost is lower.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. The utility model provides a spiral feeding mechanism, includes sleeve (1) and be located sleeve (1) and transport axle (2) with the coaxial setting of sleeve (1), the unloading end of sleeve (1) is equipped with unloading opening (3), hopper (4), its characterized in that have been installed down to unloading opening (3) department: the feeding hopper is characterized in that a rotating shaft group is arranged on the feeding hopper (4), the rotating shaft group comprises two rotating shafts (5) which are rotatably arranged on two opposite side walls of the feeding hopper (4), bulk cargo assemblies are arranged on the two rotating shafts (5) in the rotating shaft group, and each bulk cargo assembly comprises a connecting rod (6) fixed on the rotating shaft (5) and bulk cargo rods (7) respectively connected with two ends of the connecting rod (6).

2. The screw feed mechanism of claim 1, wherein: the bulk material rod (7) is sleeved with a rubber sleeve (8).

3. The screw feed mechanism of claim 1, wherein: the length of the connecting rod (6) is b, the axes of the two rotating shafts (5) in the rotating shaft group are parallel, and the distance a between the axes is larger than 0 and smaller than b.

4. The screw feed mechanism of claim 1, wherein: be provided with transmission machine case (9) on lower hopper (4), transmission shaft (10) have been erect to the inside bilateral symmetry formula of transmission machine case (9), the cover is equipped with bulk cargo gear (11) on the one end that axis of rotation (5) lie in down hopper (4) outer, the cover is equipped with intermediate gear (12) with bulk cargo gear (11) engaged with on transmission shaft (10), the axis of transmission shaft (10) and the axis mutually perpendicular of axis of rotation (5), bulk cargo gear (11) are the helical gear with intermediate gear (12).

5. The screw feeding mechanism according to claim 4, wherein: the transmission case is characterized in that one end, far away from the rotating shaft (5), of the transmission shaft (10) is sleeved with a transmission gear (13), a matching shaft (14) and a reversing shaft (15) are erected in the transmission case (9) in parallel, one end of the matching shaft (14) is sleeved with a transmission matching gear (16), the other end of the matching shaft (14) is sleeved with a driving matching gear (17), the reversing shaft (15) is sleeved with a reversing gear (18), and the transmission matching gear (16) is meshed with the reversing gear (18).

6. The screw feed mechanism of claim 5, wherein: the transmission matching gear (16) is also meshed with a transmission gear (13) on a transmission shaft (10) positioned on one side in the transmission case (9), the reversing gear (18) is meshed with a transmission gear (13) on the transmission shaft (10) positioned on the other side in the transmission case (9), and the transmission gear (13) and the reversing gear (18) are identical in specification and size.

7. The screw feed mechanism of claim 5, wherein: still rotate on transmission machine case (9) and install drive shaft (19), drive shaft (19) are located one of transmission machine case (9) and are served the cover and be equipped with drive gear (20), drive gear (20) and drive cooperation gear (17) mesh mutually, the axis of drive shaft (19) is mutually perpendicular with the axis of cooperation axle (14), drive gear (20) and drive cooperation gear (17) are the helical gear.

8. The screw feed mechanism of claim 7, wherein: the blanking end of the sleeve (1) is provided with a driving motor (21), and the output end of the driving motor (21) is respectively connected with one end of the conveying shaft (2) close to the driving motor (21) and one end of the driving shaft (19) outside the transmission case (9) through a belt (22).

9. The screw feed mechanism of claim 1, wherein: hopper (4) are the loudspeaker form and its top opening is greater than the bottom opening down, hopper (4) top is fixed in on unloading opening (3) through the screw down, hopper (4) and the contact position of unloading opening (3) add down and are equipped with sealing rubber ring (23), be interference fit between sealing rubber ring (23) and unloading opening (3).

10. The screw feed mechanism of claim 1, wherein: the conveying device is characterized in that the conveying shaft (2) is provided with a spiral blade (24), the feeding end of the sleeve (1) is provided with a feeding hole (25), and a cloth bag (26) is fixed on the feeding hole (25).