CN216200364U

CN216200364U - Speed reducer of screw machine

Info

Publication number: CN216200364U
Application number: CN202122678205.3U
Authority: CN
Inventors: 张关金; 张哥华; 谢镕圳
Original assignee: Qianjiang Heavy Industry Co ltd
Current assignee: Qianjiang Heavy Industry Co ltd
Priority date: 2021-11-04
Filing date: 2021-11-04
Publication date: 2022-04-05
Anticipated expiration: 2031-11-04

Abstract

The utility model discloses a screw machine speed reducer, which comprises a screw machine, a speed reducer used on the screw machine, a mounting plate arranged at the bottom end of the screw machine and a top plate arranged on the speed reducer, wherein a connecting plate is arranged on the top plate, the connecting plate is connected with the mounting plate through a connecting mechanism, the connecting mechanism comprises a plurality of plug-in boards arranged at the bottom end of the mounting plate and plug-in grooves arranged on the connecting plate and matched and plugged with the plug-in boards, a mounting groove is formed in the connecting plate, a movable plate and a reset spring are arranged inside the mounting groove, a limiting rod plugged with the plug-in boards is arranged at one end, far away from the reset spring, of the movable plate, a limiting groove for plugging the limiting rod is formed in the plug-in boards, and a push plate is arranged at the top end of the movable plate; the limiting rod is used for limiting the plug board, the situation that the limiting plate is separated from the connecting plate is avoided, the speed reducer is convenient to mount on or dismount from the screw machine, and the efficiency of mounting or dismounting the speed reducer on or from the screw machine is improved.

Description

Speed reducer of screw machine

Technical Field

The utility model relates to the technical field of screw machines, in particular to a speed reducer of a screw machine.

Background

LS type screw conveyer (also called auger) novel structure, technical index is advanced, outside head and afterbody bearing moved the casing, the suspension bearing adopted the slide bearing, was equipped with dust seal device, and the discharge end is equipped with cleaning device, and the business turn over material mouth position is arranged in a flexible way. The bearing bush generally adopts powder metallurgy, and the transport cement adopts the felt bearing bush, and the hanger shaft adopts the slider to connect with the screw axis, when dismantling the spiral, need not remove drive arrangement, need not remove the spiral when dismantling the hanger bearing, does not dismantle the apron and can lubricate, and complete machine noise is low, the reliability is high, long-lived, strong adaptability, installation easy maintenance.

Reduction gear on the screw machine is when long-time use needs maintenance or change, and present reduction gear carries out fixed connection through a plurality of bolts with the screw machine, is not convenient for dismantle the reduction gear from the screw machine, has influenced the efficiency of dismantling and changing the reduction gear from the screw machine, therefore we improve this, provide the screw machine reduction gear.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model provides a screw machine speed reducer.

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model discloses a screw machine speed reducer which comprises a screw machine, a speed reducer used on the screw machine, a mounting plate arranged at the bottom end of the screw machine and a top plate arranged on the speed reducer, wherein a connecting plate is arranged on the top plate, the connecting plate is connected with the mounting plate through a connecting mechanism, the connecting mechanism comprises a plurality of plug-in plates arranged at the bottom end of the mounting plate and plug-in grooves arranged on the connecting plate and matched and plugged with the plug-in plates, a mounting groove is formed in the connecting plate, a movable plate and a reset spring are arranged in the mounting groove, a limiting rod plugged with the plug-in plates is arranged at one end, far away from the reset spring, of the movable plate, a limiting groove for plugging the limiting rod is formed in the plug-in plate, and a push plate is arranged at the top end of the movable plate.

As a preferred technical scheme of the utility model, a protective groove communicated with the mounting groove is formed in the connecting plate, and a protective rod for sleeving the return spring and matching and inserting with the protective groove is arranged at one end, far away from the limiting rod, of the movable plate.

As a preferred technical scheme of the present invention, a lifting mechanism for adjusting the installation height of the speed reducer is arranged between the bottom end of the connecting plate and the top plate, the lifting mechanism includes two supporting plates arranged at the bottom end of the connecting plate, the bottom ends of the supporting plates are provided with two rotating rods through rotating shafts, and the bottom ends of the rotating rods are slidably connected with the top plate.

As a preferable technical scheme of the utility model, the bottom end of the rotating rod is provided with a connecting block through a rotating shaft, the bottom end of the connecting block is provided with a T-shaped sliding block, and the top plate is provided with a sliding groove matched with the sliding block for sliding.

As a preferred technical scheme of the utility model, two connecting blocks parallel to the sliding groove are provided with reinforcing plates, the top plate is provided with two fixing plates, and a threaded rod meshed with the reinforcing plates is arranged between the two fixing plates.

In a preferred embodiment of the present invention, the threaded rod is formed of two externally threaded rods having opposite directions of rotation, and the two reinforcing plates are engaged with the two externally threaded rods, respectively.

As a preferred technical scheme of the utility model, a plurality of reinforcing rods are arranged at the bottom end of the connecting plate, and reinforcing sleeves matched and sleeved with the plurality of reinforcing rods are arranged on the top plate.

The utility model has the beneficial effects that:

1. the screw machine speed reducer is connected with a mounting plate through a connecting mechanism through the connecting plate, the connecting mechanism comprises a plurality of insertion plates arranged at the bottom end of the mounting plate and insertion grooves which are arranged on the connecting plate and are in matched insertion with the insertion plates, when the speed reducer is mounted on the mounting plate on a screw machine, a push plate is pushed towards one end far away from a limiting rod, the push plate pushes the movable plate to move towards one end far away from the limiting rod, so that a reset spring is compressed, the insertion plate on the mounting plate is inserted into the insertion grooves arranged on the connecting plate, an interaction plate and the limiting rod are pushed to move towards the direction of the insertion plate under the action of elastic potential energy of the reset spring and are inserted into the limiting grooves arranged on the insertion plate, so that the limiting rod limits the insertion plate, the situation that the limiting plate is separated from the connecting plate is avoided, and the speed reducer is convenient to mount on the screw machine or dismount from the screw machine, the efficiency of installing the speed reducer to or removing the speed reducer from the screw machine is improved.

2. The screw machine speed reducer is characterized in that an elevating mechanism for adjusting the installation height of the speed reducer is arranged between the bottom end of a connecting plate and a top plate, the elevating mechanism comprises two supporting plates arranged at the bottom end of the connecting plate, after the speed reducer is installed on an installing plate on a screw machine, a threaded rod is rotated, the threaded rod is meshed with the two reinforcing plates to enable the two reinforcing plates to be far away from each other or to be close to each other, the reinforcing plates drive a rotating rod to rotate, when the two reinforcing plates are far away from each other, the bottom ends of the rotating rods are far away from each other, the rotating rod is enabled to rotate to be in a vertical state to the maximum extent, the speed reducer moves downwards to be adjusted to be at the same height as that of a driving motor output shaft in matched connection with the screw machine, when the two reinforcing plates are close to each other, the bottom ends of the rotating rods are close to each other, the speed reducer moves upwards to be adjusted to be at the same height as that of the driving motor output shaft in matched connection with the screw machine, can make the reduction gear of different models size can both install on the screw machine, can be connected with the driving motor output shaft of same height again, and the suitability is high.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic view of the construction of the screw reducer of the present invention;

FIG. 2 is a schematic view of the mounting plate and top plate connection of the screw reducer of the present invention;

FIG. 3 is a schematic view of the connecting mechanism of the screw reducer of the present invention;

FIG. 4 is a schematic diagram of the lifting mechanism of the screw reducer of the present invention;

FIG. 5 is a side view showing the structure of the elevating mechanism of the screw reducer of the present invention.

In the figure: 1. a screw machine; 2. mounting a plate; 3. a connecting plate; 4. a top plate; 5. a speed reducer; 6. a reinforcing rod; 7. reinforcing the sleeve; 8. a connecting mechanism; 801. a plugboard; 802. a limiting rod; 803. mounting grooves; 804. a guard bar; 805. a return spring; 806. a movable plate; 807. a protective bath; 808. pushing the plate; 9. a lifting mechanism; 901. a support plate; 902. rotating the rod; 903. a fixing plate; 904. a threaded rod; 905. a reinforcing plate; 906. a slider; 907. and (4) connecting the blocks.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b): as shown in fig. 1-5, the screw reducer of the present invention includes a screw 1, a reducer 5 used on the screw 1, a mounting plate 2 disposed at the bottom end of the screw 1, and a top plate 4 disposed on the reducer 5, wherein the top plate 4 is provided with a connecting plate 3, the connecting plate 3 is connected to the mounting plate 2 via a connecting mechanism 8, the connecting mechanism 8 includes a plurality of plugging plates 801 disposed at the bottom end of the mounting plate 2 and plugging grooves disposed on the connecting plate 3 and plugged with the plugging plates 801, the connecting plate 3 is provided with a mounting groove 803, a movable plate 806 and a return spring 805 are disposed inside the mounting groove 803, one end of the movable plate 806 away from the return spring 805 is provided with a limit rod 802 plugged with the plugging plates 801, the plugging plate 801 is provided with a limit groove for plugging the limit rod 802, and the top end of the movable plate 806 is provided with a push plate 808.

Wherein, offer the protective groove 807 that is linked together with mounting groove 803 on the connecting plate 3, the one end of keeping away from gag lever post 802 on the fly leaf 806 is equipped with and supplies reset spring 805 to cup joint and with protective groove 807 assorted fender rod 804 of pegging graft, and when fly leaf 806 moved, fender rod 804 can protect reset spring 805, has improved reset spring 805's life, and fender rod 804 can move in the inside of protective groove 807, and protective groove 807 can be accomodate fender rod 804.

Wherein, a lifting mechanism 9 for adjusting the installation height of the reducer 5 is arranged between the bottom end of the connecting plate 3 and the top plate 4, the lifting mechanism 9 comprises two supporting plates 901 arranged at the bottom end of the connecting plate 3, the bottom end of the supporting plate 901 is provided with two rotating rods 902 through a rotating shaft, the bottom end of the rotating rod 902 is connected with the top plate 4 in a sliding way, the bottom end of the rotating rod 902 is provided with a connecting block 907 through the rotating shaft, the bottom end of the connecting block 907 is provided with a T-shaped sliding block 906, the top plate 4 is provided with a sliding chute matched with the sliding block 906 in a sliding way, two connecting blocks 907 parallel to the sliding chute are provided with reinforcing plates 905, the top plate 4 is provided with two fixing plates 903, a threaded rod 904 meshed with the reinforcing plates 905 is arranged between the two fixing plates 903, the threaded rod 904 is composed of two sections of external threaded rods with opposite rotation directions, the two reinforcing plates 905 are respectively meshed with the two sections of external threaded rods, after the reducer 5 is installed on the installing plate 2 on the screw machine 1, the threaded rod 904 is rotated, the threaded rod 904 is meshed with the two reinforcing plates 905 to enable the two reinforcing plates 905 to be far away from each other or to be close to each other, the reinforcing plates 905 drive the rotating rod 902 to rotate, when the two reinforcing plates 905 are far away from each other, the bottom ends of the rotating rods 902 are far away from each other, the rotating rod 902 is rotated to be in a vertical state to the maximum extent, the speed reducer 5 moves downwards to be adjusted to be at the same height matched with a driving motor output shaft on the screw machine 1, when the two reinforcing plates 905 are close to each other, the bottom ends of the rotating rods 902 are close to each other, the speed reducer 5 moves upwards to be adjusted to be at the same height matched with the driving motor output shaft on the screw machine 1, the speed reducers 5 of different types and sizes can be installed on the screw machine 1 and can be connected with the driving motor output shaft of the same height, the adaptability is high, when the reinforcing plates 905 move, the sliding block 906 at the bottom end of the connecting block 907 moves inside the sliding groove 907, the stability of the movement of the reinforcing plate 905 is improved.

Wherein, the bottom of connecting plate 3 is equipped with a plurality of anchor strut 6, is equipped with on roof 4 with the reinforcement cover 7 that a plurality of anchor strut 6 phase-matchs cup jointed, when connecting plate 3 and roof 4 alternate segregation perhaps are close to, anchor strut 6 moves in the inside of reinforcement cover 7, has improved the stability of connecting plate 3 and roof 4 looks motions.

The working principle is as follows: the speed reducer 5 of the screw machine 1 is connected with a mounting plate 2 through a connecting mechanism 8 through a connecting plate 3, the connecting mechanism 8 comprises a plurality of inserting plates 801 arranged at the bottom end of the mounting plate 2 and inserting grooves which are arranged on the connecting plate 3 and are inserted and connected with the inserting plates 801 in a matching way, when the speed reducer 5 is mounted on the mounting plate 2 on the screw machine 1, a push plate 808 is pushed towards one end far away from a limiting rod 802, the push plate 808 pushes a movable plate 806 to move towards one end far away from the limiting rod 802, so that a reset spring 805 is compressed, the inserting plates 801 on the mounting plate 2 are inserted into the inserting grooves arranged on the connecting plate 3, an interactive plate and the limiting rod 802 are pushed to move towards the inserting plates 801 and are inserted into the limiting grooves arranged on the inserting plates 801 under the action of the elastic potential energy of the reset spring 805, the limiting rods 802 limit the inserting plates 801, and the separation of the limiting plates and the connecting plate 3 is avoided, the speed reducer 5 can be easily mounted on or dismounted from the screw machine 1, and the efficiency of mounting the speed reducer 5 on or dismounting the speed reducer 5 from the screw machine 1 is improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The screw machine speed reducer comprises a screw machine (1), a speed reducer (5) used on the screw machine (1), a mounting plate (2) arranged at the bottom end of the screw machine (1) and a top plate (4) arranged on the speed reducer (5), and is characterized in that a connecting plate (3) is arranged on the top plate (4), the connecting plate (3) is connected with the mounting plate (2) through a connecting mechanism (8), the connecting mechanism (8) comprises a plurality of plug-in boards (801) arranged at the bottom end of the mounting plate (2) and plug-in grooves which are arranged on the connecting plate (3) and are matched and plugged with the plug-in boards (801), a mounting groove (803) is formed in the connecting plate (3), a movable plate (806) and a reset spring (805) are arranged inside the mounting groove (803), a limiting rod (802) which is plugged with the plug-in boards (801) is arranged at one end, far away from the reset spring (805), of the movable plate (806), the plug board (801) is provided with a limiting groove for the plug of the limiting rod (802), and the top end of the movable plate (806) is provided with a push plate (808).

2. The screw reducer according to claim 1, wherein the connecting plate (3) is provided with a protective groove (807) communicated with the mounting groove (803), and one end of the movable plate (806) far away from the limiting rod (802) is provided with a protective rod (804) for sleeving the return spring (805) and matching with the protective groove (807) in an inserted manner.

3. The screw reducer according to claim 1, wherein a lifting mechanism (9) for adjusting the installation height of the reducer (5) is arranged between the bottom end of the connecting plate (3) and the top plate (4), the lifting mechanism (9) comprises two supporting plates (901) arranged at the bottom end of the connecting plate (3), the bottom ends of the supporting plates (901) are provided with two rotating rods (902) through rotating shafts, and the bottom ends of the rotating rods (902) are slidably connected with the top plate (4).

4. The screw machine reducer according to claim 3, wherein the bottom end of the rotating rod (902) is provided with a connecting block (907) through a rotating shaft, the bottom end of the connecting block (907) is provided with a T-shaped sliding block (906), and the top plate (4) is provided with a sliding groove matched with the sliding block (906) in a sliding manner.

5. A screw machine reducer according to claim 4 wherein two of said connecting blocks (907) parallel to the runners are provided with a reinforcing plate (905), said top plate (4) is provided with two fixing plates (903), and a threaded rod (904) engaging with the reinforcing plate (905) is provided between said two fixing plates (903).

6. Screw reducer according to claim 5, in which the threaded rod (904) is constituted by two externally threaded rods with opposite handedness, the two reinforcing plates (905) engaging with the two externally threaded rods respectively.

7. The screw machine reducer according to claim 3, wherein the bottom end of the connecting plate (3) is provided with a plurality of reinforcing rods (6), and the top plate (4) is provided with a reinforcing sleeve (7) which is matched and sleeved with the plurality of reinforcing rods (6).