CN211769049U - Automatic oiling device for spiral feeding - Google Patents

Abstract

The utility model discloses a spiral feeding automatic oiling device, which relates to the technical field of material conveying equipment and comprises an oil tank, wherein a bearing seat is arranged in a conveying pipeline, an oil filling hole is arranged on the bearing seat, and an oil filling port is arranged on the conveying pipeline; a sealing device is arranged at the oil filling port; one end of the oil pipe is provided with an inserting part matched with the oil filling port; the oil pipe is connected with the inserting part through a connector; the inserting part comprises a connecting pipe, a movable pipe, an installation pipe and a pressing pipe; the mounting pipe is in threaded connection with the movable pipe; the pressing pipe comprises a straight pipe, a conical pipe and an abutting pipe; the pressing pipe is provided with a fixing hole; the fixing hole extends along the length direction of the pressing pipe, and one end of the fixing hole penetrates through the end part of the abutting pipe; a countersunk groove is formed in the bearing seat and positioned at the oil filling hole; a sealing pipe which is abutted with the peripheral side of the abutting pipe is fixed in the countersunk head groove; the outer side of the conveying pipeline is provided with a fixing part for fixing the installation pipe. The utility model discloses have and can conveniently carry out the effect of refueling in to the bearing.

Description

Automatic oiling device for spiral feeding

Technical Field

The utility model belongs to the technical field of material conveying equipment technique and specifically relates to a spiral pay-off automatic oiling device is related to.

Background

At present, a spiral feeder is widely applied to conveying of materials, when the conveying distance of the materials is too long, the length of a spiral rotating shaft is also longer, and a middle hanging bearing is often adopted to support the middle of the spiral rotating shaft. The bearing is not convenient to oil.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a spiral pay-off automatic oiling device, it can conveniently refuel in to the bearing.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a spiral feeding automatic oiling device comprises an oil tank arranged on one side of a conveying pipeline, wherein a conveying mechanism is arranged in the conveying pipeline, the conveying mechanism comprises a spiral shaft, spiral blades arranged on the spiral shaft and bearings which are arranged in the conveying pipeline and two ends of each bearing are respectively connected with the spiral shaft, a bearing seat is arranged outside each bearing, an oil filling hole is formed in each bearing seat, and an oil filling opening is formed in the conveying pipeline; a sealing device is arranged at the oil filling port; one end of the oil pipe is provided with an inserting part matched with the oil filling port; the oil pipe is connected with the insertion part through a connector, and the oil pipe is in rotary dynamic seal fit with the insertion part; the inserting part comprises a connecting pipe rotationally connected with the connector, a movable pipe arranged at one end of the connecting pipe, a mounting pipe sleeved outside the movable pipe and a pressing pipe fixed at one end of the mounting pipe; the outer side wall of the movable pipe close to the connecting pipe is provided with an external thread; the inner side wall of the mounting pipe is provided with an internal thread matched with the external thread; the mounting pipe is communicated with the pressing pipe; the pressing pipe comprises a straight pipe fixed at one end of the installation pipe, a conical pipe arranged at one end of the straight pipe and a butting pipe arranged at one end of the conical pipe; the large end of the conical pipe is communicated with the straight pipe, and the small end of the conical pipe is communicated with the abutting pipe; the pressing pipe is provided with a fixing hole; the fixing hole extends along the length direction of the pressing pipe, and one end of the fixing hole penetrates through the end part of the abutting pipe; a plurality of fixing holes are arranged at intervals along the peripheral side of the pressing pipe; a countersunk groove is formed in the bearing seat and positioned at the oil filling hole; a sealing pipe which is abutted with the peripheral side of the abutting pipe is fixed in the countersunk head groove; the sealing block is connected with the sealing pipe through internal threads; and a fixing part for fixing the installation pipe is arranged on the outer side of the conveying pipeline.

Through adopting above-mentioned technical scheme, set up grafting portion, can make things convenient for oil pipe's tip and tank filler sleeve fixed firm, conveniently refuel to bearing inside, and the junction leakproofness of refueling is reliable, can not cause the leakage and the waste of oil.

Stretch into pipeline with the tip of grafting portion in, make the one end of installation department be fixed in on the fixed part, the tip butt of butt pipe is in the tank bottom in countersunk head groove, through rotating the connecting pipe, because connecting pipe and installation pipe screw-thread fit, make the expansion pipe who is fixed in the connecting pipe tip precess gradually in pipeline, the tip until the expansion pipe stretches into in the tank filler hole, the lateral wall of expansion pipe will compress tightly the lateral wall of pipe and expand, make the lateral wall of butt pipe closely laminate with the inside wall of sealed tube, thereby make to form between expansion pipe and the tank filler hole sealed, lead to the oil mass to leak and waste when avoiding refueling. When not refuelling the bearing, insert the sealed piece the sealed tube and with sealed tube threaded connection for block up the tank filler sleeve, make the material in the pipeline can not get into in the bearing.

The present invention may be further configured in a preferred embodiment as: a fixed pipe is fixed at one end of the oil pipe, which is far away from the oil tank; one end of the fixed pipe, which is far away from the oil pipe, is provided with a threaded pipe with the diameter larger than that of the fixed pipe; a fixing ring is arranged at one end of the connecting pipe, which is far away from the movable pipe; the connector comprises a first pipe body which is sleeved outside the connecting pipe and is in sliding fit with the side wall of the connecting pipe and a second pipe body which is arranged at one end of the first pipe body and is in threaded connection with the threaded pipe; the fixing ring is connected with the threaded pipe in an abutting mode and communicated with the threaded pipe.

Through adopting above-mentioned technical scheme, the connecting pipe outside is located to the connector cover, carries out threaded connection with second body and first body for solid fixed ring and screwed pipe looks butt, thereby can realize that the connecting pipe is connected with oil pipe's rotation, and the fluid in the connecting pipe can not cause the leakage. The connector enables the oil pipe and the insertion part to be conveniently connected, is reliable in sealing and is not easy to leak.

The present invention may be further configured in a preferred embodiment as: the inner wall of the connecting pipe is provided with an insertion pipe; one end of the insertion pipe close to the threaded pipe extends into the threaded pipe and is abutted against the inner side wall of the threaded pipe.

Through adopting above-mentioned technical scheme, set up the intubate, when connecting pipe and oil pipe are connected, can strengthen the leakproofness of being connected between connecting pipe and the oil pipe, further ensure that fluid can not leak.

The present invention may be further configured in a preferred embodiment as: the fixing part comprises a fixing cylinder arranged on the outer side wall of the conveying pipeline and a fixing block arranged on the outer side wall of the mounting pipe; two fixing blocks are symmetrically arranged on the axis of the mounting pipe; a positioning groove is formed in the fixed cylinder and positioned on the inner side wall of the fixed cylinder; the positioning grooves are matched with the fixing blocks, and two positioning grooves are symmetrically arranged relative to the axis of the fixing cylinder; the constant head tank extends along the direction of height of a fixed cylinder, and the both ends of constant head tank direction of height run through respectively in the both ends face of fixed cylinder.

Through adopting above-mentioned technical scheme, set up the fixed part, stretch into pipeline with grafting portion back in, can restrict the installation pipe and rotate, through rotating the connecting pipe, can realize that the movable pipe removes to the position that is close to the tank filler hole. The fixed block on constant head tank and the installation pipe lateral wall cooperatees, simple structure easily realizes.

The present invention may be further configured in a preferred embodiment as: the sealing device comprises a threaded column, an abutting block and a sealing cover, wherein the threaded column is arranged on the outer side wall of the conveying pipeline and is rotatably connected with the outer side wall of the conveying pipeline; the peripheral side of the sealing cover extends outwards to form a folded edge; and the folding edge is provided with a clamping hole matched with the abutting block.

Through adopting above-mentioned technical scheme, set up sealing device, when need not refuel in to the bearing, can seal the oil filler hole through sealing device for be difficult for exposing when carrying in the material of pipeline. Aim at the butt joint piece with the joint hole on the hem, rotate the butt joint piece again for the butt joint piece staggers with the joint hole, can be fixed in the hem on pipeline's lateral wall.

The present invention may be further configured in a preferred embodiment as: the outer wall of the abutting pipe is provided with a sealing gasket abutted against the inner wall of the sealing pipe.

By adopting the technical scheme, the sealing gasket is arranged, the sealing connection between the insertion part and the bearing seat can be enhanced, and a good sealing state can be ensured when the bearing is filled with oil.

The present invention may be further configured in a preferred embodiment as: the lateral wall of second body is equipped with anti-skidding line.

Through adopting above-mentioned technical scheme, set up anti-skidding line on the lateral wall of second body, the convenience is wrench movement to the second body for the second body can be smoothly with screwed pipe threaded connection on.

The present invention may be further configured in a preferred embodiment as: and one end of the insertion pipe close to the threaded pipe is provided with a chamfer.

Through adopting above-mentioned technical scheme, set up the chamfer in the one end of intubate for the diameter of intubate tip is less than the internal diameter of screwed pipe, thereby conveniently pegs graft the intubate in the screwed pipe, improves the efficiency of installation.

To sum up, the utility model discloses following beneficial effect has:

1. the arrangement of the inserting part can facilitate the end part of the oil pipe to be firmly fixed with the oil filling hole, facilitate the oil filling of the bearing, ensure the reliable sealing of the oil filling joint and avoid the leakage and waste of oil;

2. the connector is sleeved outside the connecting pipe, and the second pipe body is in threaded connection with the first pipe body, so that the fixing ring is abutted against the threaded pipe, the connecting pipe can be rotationally connected with the oil pipe, and oil in the connecting pipe cannot leak;

3. the insertion pipe is arranged, when the connecting pipe is connected with the oil pipe, the sealing performance between the connecting pipe and the oil pipe can be enhanced, and oil liquid is further prevented from leaking.

Drawings

FIG. 1 is a schematic view of the overall structure of the embodiment;

FIG. 2 is a schematic structural view of the socket mounting of the embodiment;

FIG. 3 is a schematic structural diagram of the socket of the embodiment;

FIG. 4 is a schematic view of a fixing portion of the embodiment;

fig. 5 is an enlarged schematic view of a portion a in fig. 2.

Reference numerals: 1. an oil tank; 11. an oil pipe; 111. a fixed tube; 112. a threaded pipe; 2. a connector; 21. a first pipe body; 22. a second tube body; 3. a plug-in part; 31. a connecting pipe; 311. inserting a tube; 312. a fixing ring; 32. a movable tube; 33. installing a pipe; 34. pressing the tube; 341. a straight pipe; 342. a tapered tube; 343. butting the tubes; 344. a fixing hole; 345. a gasket; 4. a delivery conduit; 5. a conveying mechanism; 51. a screw shaft; 52. helical leaves; 53. a bearing; 54. a bearing seat; 541. an oil filling hole; 542. a countersunk groove; 543. a sealing tube; 6. a fixed part; 61. a fixed cylinder; 611. positioning a groove; 62. a fixed block; 7. a sealing device; 71. a threaded post; 72. a butting block; 73. a sealing cover; 74. a sealing plug; 74. folding edges; 741. a clamping hole.

Detailed Description

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

Referring to fig. 1, for the utility model discloses a spiral pay-off automatic oiling device, including oil tank 1, oil pipe 11, connector 2 and grafting portion 3. The oil tank 1 is disposed on one side of the delivery pipe 4.

Referring to fig. 2 and 3, a conveying mechanism 5 is installed in the conveying pipe 4. The conveying mechanism 5 includes a screw shaft 51, a screw blade 52, and a bearing 53. The screw shafts 51 are provided in multiple stages along the longitudinal direction of the conveying pipe 4. The screw blade 52 is fixed to the screw shaft 51 for conveying the material. The bearing 53 is fixedly installed in the conveying pipe 4, and both ends of the bearing 53 are connected to the screw shafts 51, respectively. Bearing 53 is externally fixed with bearing seat 54, and oil filling hole 541 is opened above bearing seat 54. A countersunk groove 542 is formed in the bearing seat 54 and located at the oil filling hole 541, a sealing tube 543 is fixed in the countersunk groove 542, and a sealing block is connected to the sealing tube 543 in an internal thread manner.

Referring to fig. 1 and 2, one end of an oil pipe 11 is connected to an oil tank 1, the other end of the oil pipe 11 is connected to an insertion part 3, and the insertion part 3 is connected to the oil pipe 11 through a connector 2. The oil liquid in the oil tank 1 is conveyed into the conveying pipeline 4 by inserting the inserting part 3 into the oil filling hole 541.

Referring to fig. 2, the conveying pipeline 4 is provided with an oil filling port communicated with the inside of the conveying pipeline 4, and a sealing device 7 is fixed at the oil filling port.

Referring to fig. 2 and 3, the plug-in portion 3 is fitted to the oil filler opening. The insertion part 3 includes a connection pipe 31, a movable pipe 32, a mounting pipe 33, and a pressing pipe 34. The connecting pipe 31 is rotatably connected with the connector 2. The movable tube 32 is fixed at one end of the connecting tube 31 departing from the connector 2. The outer side wall of the movable pipe 32 close to the connecting pipe 31 is tapped with external threads. The mounting tube 33 is sleeved outside the movable tube 32. The inner side wall of the mounting pipe 33 is tapped with an internal thread which is matched with the external thread of the movable pipe 32. A clamping tube 34 is fixed to the end of the mounting tube 33 facing away from the connection head 2. The mounting tube 33 communicates with the pressing tube 34. The compression tube 34 includes a straight tube 341, a tapered tube 342, and an abutment tube 343. The straight tube 341 is fixed to one end of the mounting tube 33. A tapered tube 342 is formed at the end of the straight tube 341 facing away from the mounting tube 33. An abutting tube 343 is formed at an end of the tapered tube 342 facing away from the straight tube 341. The large end of the conical tube 342 communicates with the straight tube 341, and the small end of the conical tube 342 communicates with the abutting tube 343. The pressing pipe 34 is provided with a fixing hole 344, the fixing hole 344 extends along the length direction of the pressing pipe 34, and one end of the fixing hole 344 penetrates through the end of the abutting pipe 343. The fixing holes 344 are provided in plural at intervals along the circumferential side of the pressing pipe 34. A gasket 345 abutting against the inner wall of the sealing tube 543 is bonded to the outer wall of the abutting tube 343.

Referring to fig. 3 and 4, a fixing portion 6 is fixedly attached to the outside of the conveyance pipe 4. The fixing portion 6 includes a fixing cylinder 61 and a fixing block 62. The fixed cylinder 61 is fixed to the outer side wall of the delivery pipe 4. The fixing blocks 62 are fixed to an outer sidewall of the mounting pipe 33, and the fixing blocks 62 are symmetrically provided in two with respect to an axis of the mounting pipe 33. The fixing cylinder 61 is provided with a positioning groove 611 on the inner side wall of the fixing cylinder 61, and the fixing block 62 is matched with the positioning groove 611. The positioning grooves 611 are provided in two symmetrically with respect to the axis of the fixed cylinder 61. The positioning groove 611 extends along the height direction of the fixed cylinder 61, and both ends of the positioning groove 611 in the height direction respectively penetrate through both end surfaces of the fixed cylinder 61.

Referring to fig. 1 and 5, the oil pipe 11 is in rotary dynamic sealing fit with the insertion part 3. A fixed pipe 111 is fixed at one end of the oil pipe 11 departing from the oil tank 1. The end of the fixed pipe 111 facing away from the oil pipe 11 is fixed with a threaded pipe 112 having a diameter larger than that of the fixed pipe 111. A fixing ring 312 is formed at one end of the connection pipe 31, and the fixing ring 312 abuts against the threaded pipe 112. An insertion tube 311 is welded to an inner wall of the connection tube 31. The joint head 2 includes a first pipe body 21 and a second pipe body 22. The first tube 21 is disposed outside the connecting tube 31, and the first tube 21 is slidably engaged with a sidewall of the connecting tube 31. The second tube 22 is formed at one end of the first tube 21 close to the fixing tube 111, and the inner sidewall of the second tube 22 is in threaded connection with the threaded tube 112. The outer side wall of the second tube 22 is provided with anti-slip lines. One end of the insertion tube 311 close to the threaded tube 112 extends into the threaded tube 112 and abuts against the inner side wall of the threaded tube 112, and one end of the insertion tube 311 close to the threaded tube 112 is provided with a chamfer.

Referring to fig. 2, the sealing device 7 includes a threaded post 71, an abutment block 72, and a sealing cap 73. The threaded column 71 is fixed on the outer side wall of the conveying pipeline 4 and is rotatably connected with the outer side wall of the conveying pipeline 4. An abutment block 72 is fixed to the end of the threaded column 71 facing away from the conveying pipe 4. The sealing cap 73 is provided to cover the fixed cylinder 61. The peripheral side of the sealing cover 73 extends outwards to form a folded edge 74, a clamping hole 741 matched with the abutting block 72 is formed in the folded edge 74, and the clamping hole 741 in the folded edge 74 is sleeved on the threaded column 71 and then rotates 72 to fix the folded edge 74 on the conveying pipeline 4.

The implementation principle of the embodiment is as follows: when the bearing 53 needs to be lubricated by oil, the fixing block 62 is firstly twisted, so that the length direction of the fixing block 62 is consistent with that of the clamping hole 741, and the sealing device 7 can be lifted. The seal block fixed to the bearing housing 54 is removed so that the filler hole 541 can be opened. Peg graft in the helical conveyer pipe from the oil filler hole with grafting portion 3, make the one end of installation department be fixed in on fixed part 6, the tip butt of butt pipe 343 is in the tank bottom of countersunk head groove 542, through rotating connecting pipe 31, because connecting pipe 31 and installation pipe 33 screw-thread fit, make the movable pipe 32 that is fixed in the connecting pipe 31 tip precess gradually in the pipeline 4, until the tip of movable pipe 32 stretch into in filler opening 541, the lateral wall of movable pipe 32 will compress tightly the lateral wall of pipe 34 and expand, make the lateral wall of butt pipe 343 closely laminate with the inside wall of sealed tube 543, thereby make and form between movable pipe 32 and the filler opening 541 sealed. The control valve on the oil tank 1 is opened, so that the oil in the oil tank 1 enters the bearing seat 54 through the oil pipe 11 and the insertion part 3, and the bearing 53 is lubricated.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides a spiral pay-off automatic oiling device, is equipped with conveying mechanism (5) including oil tank (1) of locating conveying pipeline (4) one side in conveying pipeline (4), conveying mechanism (5) include screw axis (51), locate spiral leaf (52) on screw axis (51) and locate in conveying pipeline (4) and bearing (53) that both ends are connected with screw axis (51) respectively, bearing (53) are equipped with bearing frame (54) outward, and are equipped with tank filler hole (541) on bearing frame (54), its characterized in that: an oil filling port is formed in the conveying pipeline (4); a sealing device (7) is arranged at the oil filling port; an oil pipe (11) is connected to the oil tank (1); one end of the oil pipe (11) is provided with an inserting part (3) matched with the oil filling port; the oil pipe (11) is connected with the insertion part (3) through the connector (2), and the oil pipe (11) is in rotary dynamic sealing fit with the insertion part (3); the inserting part (3) comprises a connecting pipe (31) rotationally connected with the connector (2), a movable pipe (32) arranged at one end of the connecting pipe (31), a mounting pipe (33) sleeved outside the movable pipe (32) and a pressing pipe (34) fixed at one end of the mounting pipe (33); the outer side wall of the movable pipe (32) close to the connecting pipe (31) is provided with an external thread; the inner side wall of the mounting pipe (33) is provided with an internal thread matched with the external thread; the mounting pipe (33) is communicated with the pressing pipe (34); the compression pipe (34) comprises a straight pipe (341) fixed at one end of the installation pipe (33), a conical pipe (342) arranged at one end of the straight pipe (341) and a butting pipe (343) arranged at one end of the conical pipe (342); the large end of the conical pipe (342) is communicated with the straight pipe (341), and the small end of the conical pipe (342) is communicated with the abutting pipe (343); a fixing hole (344) is formed in the pressing pipe (34); the fixing hole (344) extends along the length direction of the pressing pipe (34), and one end of the fixing hole (344) penetrates through the end part of the abutting pipe (343); a plurality of fixing holes (344) are arranged at intervals along the peripheral side of the pressing pipe (34); a countersunk groove (542) is formed in the bearing seat (54) and positioned at the oil filling hole (541); a sealing pipe (543) which is abutted against the peripheral side of the abutting pipe (343) is fixed in the countersunk head groove (542); a sealing block is connected with the inner thread of the sealing tube (543); and a fixing part (6) for fixing and installing the pipe (33) is arranged on the outer side of the conveying pipeline (4).

2. The screw feeding automatic oiling device as defined in claim 1, wherein: a fixed pipe (111) is fixed at one end of the oil pipe (11) departing from the oil tank (1); one end of the fixed pipe (111) departing from the oil pipe (11) is provided with a threaded pipe (112) with the diameter larger than that of the fixed pipe (111); a fixing ring (312) is arranged at one end of the connecting pipe (31) deviating from the movable pipe (32); the connector (2) comprises a first pipe body (21) which is sleeved outside the connecting pipe (31) and is in sliding fit with the side wall of the connecting pipe (31), and a second pipe body (22) which is arranged at one end of the first pipe body (21) and is in threaded connection with the threaded pipe (112); the fixing ring (312) is abutted against the threaded pipe (112) and communicated with the threaded pipe.

3. The screw feeding automatic oiling device as defined in claim 2, wherein: an insertion pipe (311) is arranged on the inner wall of the connecting pipe (31); one end of the insertion pipe (311) close to the threaded pipe (112) extends into the threaded pipe (112) and abuts against the inner side wall of the threaded pipe (112).

4. The screw feeding automatic oiling device as defined in claim 1, wherein: the fixing part (6) comprises a fixing cylinder (61) arranged on the outer side wall of the conveying pipeline (4) and a fixing block (62) arranged on the outer side wall of the mounting pipe (33); two fixing blocks (62) are symmetrically arranged about the axis of the mounting pipe (33); a positioning groove (611) is formed in the fixed cylinder (61) and located on the inner side wall of the fixed cylinder (61); the positioning grooves (611) are matched with the fixing block (62), and two positioning grooves (611) are symmetrically arranged around the axis of the fixing cylinder (61); the positioning groove (611) extends along the height direction of the fixed cylinder (61), and two ends of the positioning groove (611) in the height direction respectively penetrate through two end faces of the fixed cylinder (61).

5. The screw feeding automatic oiling device as defined in claim 4, wherein: the sealing device (7) comprises a threaded column (71) arranged on the outer side wall of the conveying pipeline (4) and rotatably connected with the outer side wall of the conveying pipeline (4), a butting block (72) fixed at one end, deviating from the conveying pipeline (4), of the threaded column (71), and a sealing cover (73) covered on the fixed cylinder (61); a folding edge (74) extends outwards from the peripheral side of the sealing cover (73); the folding edge (74) is provided with a clamping hole (741) matched with the abutting block (72).

6. The screw feeding automatic oiling device as defined in claim 1, wherein: the outer wall of the abutting pipe (343) is provided with a sealing gasket (345) abutting against the inner wall of the sealing pipe (543).

7. The screw feeding automatic oiling device as defined in claim 2, wherein: the outer side wall of the second pipe body (22) is provided with anti-skid grains.

8. The screw feeding automatic oiling device as defined in claim 3, wherein: and a chamfer is arranged at one end of the insertion pipe (311) close to the threaded pipe (112).

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