CN219712024U - Crank device for plate type ore feeder - Google Patents

Abstract

The utility model discloses a crank device for a plate type ore feeder, which comprises an adjusting plate and a short shaft, wherein the lower surface of the adjusting plate is a flat plane, a reinforcing fixing seat integrated with the adjusting plate is arranged at the non-center position of the upper surface of the adjusting plate, a blind hole matched with the short shaft is arranged on the reinforcing fixing seat and is perpendicular to the adjusting plate, the blind hole penetrates through the reinforcing fixing seat to extend to the bottom of the adjusting plate, two positioning strips symmetrical about the central line of the short shaft are arranged on the short shaft, positioning grooves matched with the positioning strips are arranged in the blind hole, a first bolt hole is arranged at the bottom of the blind hole, a first threaded hole matched with the first bolt hole is arranged at the bottom end of the short shaft, and internal threads are arranged in the first threaded hole. The utility model has the advantages of convenient installation, high fixing strength between the short shaft and the adjusting disc, difficult fracture, high equipment operation safety, long service life and cost saving.

Description

Crank device for plate type ore feeder

Technical Field

The utility model relates to a crank device, in particular to a crank device for a plate-type ore feeder.

Background

The plate-type ore feeder is an indispensable device for conveying materials, a crank of the existing plate-type ore feeder consists of an adjusting plate and a short shaft which are welded, the welding difficulty is high (the short shaft is required to be ensured to be perpendicular to the adjusting plate), welding stress exists, and the short shaft and the adjusting plate are extremely easy to break due to the reasons of the welding stress of the short shaft, the non-uniformity of stress points and the like in the operation process of the crank, so that the uncertainty of discontinuity and hidden danger is brought to the operation of the device, the cost of spare parts is improved, and the labor intensity of post workers is increased.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide the crank device for the plate type ore feeder, which has the advantages of convenient installation, high device strength, long service life and cost saving.

The aim of the utility model is realized by the following technical scheme:

the utility model provides a crank device for board-like ore feeding machine, includes adjustment dish and minor axis, the lower surface of adjustment dish is level and smooth plane, the non-centre of a circle department of upper surface of adjustment dish be equipped with the integrative reinforcing fixing base of adjustment dish, be equipped with on the reinforcing fixing base with minor axis complex blind hole, the blind hole is perpendicular with the adjustment dish, and the blind hole passes reinforcing fixing base and extends to adjustment dish bottom, is equipped with two locating strips about minor axis central line symmetry on the minor axis, be equipped with in the blind hole with locating strip complex constant head tank, the blind hole bottom is equipped with a bolt hole, the minor axis bottom be equipped with a bolt hole complex screw hole, a screw hole is equipped with the internal thread.

Preferably, the first bolt hole is a stepped hole.

Preferably, the number of the first bolt holes is two, and the first bolt holes are symmetrically arranged.

Preferably, the reinforcing fixing seat is symmetrically provided with two No. two bolt holes, the short shaft is provided with a No. two threaded hole matched with the No. two bolt holes, and the No. two threaded hole is internally provided with internal threads.

Preferably, the connecting line of the second bolt hole is perpendicular to the connecting line of the positioning groove.

Preferably, the second bolt hole is a stepped hole.

Preferably, the non-center part of the upper surface of the adjusting plate is provided with three reinforcing fixing seats which are uniformly arranged.

Preferably, the short shaft is provided with a positioning round table surrounding the short shaft, and the linear distance from the lower surface of the positioning round table to the bottom end of the short shaft is equal to the depth of the blind hole.

The beneficial effects of the utility model are as follows:

(1) The stress area of the short shaft is increased by the reinforcing fixing seat, the constraint force on the short shaft is increased, the fixing strength between the short shaft and the adjusting disc is ensured, the short shaft is prevented from being broken, the integration of the fixing seat and the adjusting disc is enhanced, and the fixing strength is further ensured; the positioning strips are matched with the positioning grooves to realize quick positioning and installation, prevent the short shaft from rotating in the blind hole, and increase the constraint force on the short shaft; the fixing between the short shaft and the adjusting disc is realized through multiple bolted connection, the operation is convenient, the welding stress is avoided, the equipment operation safety is high if the strength is high, the service life is long, and the cost is saved.

(2) The first bolt hole and the second bolt hole are stepped holes, so that the tightness is improved, water vapor and dust are prevented from entering, and each hole is prevented from being blocked by rust.

(3) The positioning round table realizes quick positioning and installation, avoids the condition of not in place installation, and has certain constraint force on the axial direction of the short shaft.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of the mating structure of the stub shaft and the tuning disk;

FIG. 3 is another schematic view of the engagement of the stub shaft with the tuning disk;

in the figure, the first adjusting plate, the second short shaft, the third reinforcing fixing seat, the fourth blind hole, the first 5 bolt holes, the third locating strips, the third locating grooves, the fourth bolt holes, the third locating round tables, the fourth locating round tables and the fourth locating round tables are arranged on the first and the second locating round tables.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described below with reference to the embodiments, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by a person skilled in the art without any inventive effort, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.

Referring to fig. 1-3, the present utility model provides a technical solution:

the utility model provides a crank device for board-like ore feeder, includes adjustment dish 1 and minor axis 2, the lower surface of adjustment dish 1 is level plane (guarantee with the good cooperation of board-like ore feeder), the upper surface non-centre department of adjustment dish 1 is equipped with the integrative reinforcing fixing base 3 of adjustment dish 1 (strengthen fixing base 3 in order to increase the area of force of stress of minor axis 2, increase the constraint power to minor axis 2, guarantee the fixed strength between minor axis 2 and the adjustment dish 1, prevent minor axis 2 to break, strengthen fixing base 3 and adjustment dish 1 integration, further guaranteed fixed strength), strengthen fixing base 3 be last be equipped with minor axis 2 complex blind hole 4, blind hole 4 is perpendicular with adjustment dish 1, and blind hole 4 pass and strengthen fixing base 3 and extend to adjustment dish 1 bottom (non-through hole guarantees adjustment dish 1 lower surface level, blind hole 4 passes and extend to adjustment dish 1 bottom and make blind hole 4 be as dark as far as possible under the circumstances of not link up, increase the area of stress of minor axis 2), be equipped with on the increase minor axis 2 about two location strip 6 of minor axis 2 centreline symmetry, be equipped with in blind hole 4 with location strip 6 complex location 7 (7 location strip 6 is integrated with adjustment dish 1, further guaranteed fixed strength), be equipped with a blind hole number 11 is equipped with a quick-match of the minor axis 2 is equipped with a blind hole number 11, a thread 11 is equipped with a thread 11 in the inside the hole. Through bolted connection, realize the fixed between minor axis 2 and the adjustment dish 1, convenient operation has avoided welding stress.

In this embodiment, a bolt hole 5 be two, and for the symmetry setting, two bolt holes 5 have increaseed fixed strength, the symmetry setting guarantees the atress balanced.

Further, the reinforcing fixing seat 3 on the symmetry be equipped with two No. two bolt holes 8, be equipped with on the minor axis 2 with No. two bolt hole 8 complex No. two screw holes 10, no. two screw holes 10 are equipped with the internal thread, increase the fixed strength of minor axis 2 and adjustment dish 1 through No. two bolt hole 8 complex No. two screw holes 10.

Further, the connecting line of the second bolt hole 8 is perpendicular to the connecting line of the positioning groove 7, the connecting lines are not mutually interfered, and the fixing strength and the stress balance are guaranteed (if the second bolt hole 8 is arranged on the positioning groove 7, the strength is lower after fixing due to the fact that the wall of the positioning groove 7 is thinner).

Further, the first bolt hole 5 and the second bolt hole 8 are stepped holes, the stepped holes are high in tightness, water vapor and dust are prevented from entering, and each hole is prevented from being rusted and blocked.

Furthermore, the non-center part of the upper surface of the adjusting plate 1 is provided with three reinforcing fixing seats 3 which are uniformly arranged. When the service time is too long, the fit between the short shaft 2 and the blind hole 4 can be loosened, and the new blind hole 4 is replaced by rotating the adjusting disc 1 at the moment, so that the new adjusting disc 1 is not required to be replaced, the cost is greatly saved, and the resources are saved.

Further, a positioning round table 9 surrounding the short shaft 2 is arranged on the short shaft 2, and the linear distance from the lower surface of the positioning round table 9 to the bottom end of the short shaft 2 is equal to the depth of the blind hole 4. The positioning round table 9 realizes quick positioning and installation, avoids the condition of not in place installation, and has certain restraining force to the axial direction of the short shaft 2.

The foregoing is merely a preferred embodiment of the utility model, and it is to be understood that the utility model is not limited to the form disclosed herein but is not to be construed as excluding other embodiments, but is capable of numerous other combinations, modifications and environments and is capable of modifications within the scope of the inventive concept, either as taught or as a matter of routine skill or knowledge in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.

Claims (8)

1. A crank device for a plate feeder, characterized by: including adjustment dish (1) and minor axis (2), the lower surface of adjustment dish (1) is level and smooth plane, the non-centre of a circle department of upper surface of adjustment dish (1) be equipped with the integrative reinforcing fixing base (3) of adjustment dish (1), be equipped with on reinforcing fixing base (3) with minor axis (2) complex blind hole (4), blind hole (4) are perpendicular with adjustment dish (1), and blind hole (4) pass reinforcing fixing base (3) and extend to adjustment dish (1) bottom, are equipped with on minor axis (2) about two locating strips (6) of minor axis (2) central line symmetry, be equipped with in blind hole (4) with locating strip (6) complex constant head tank (7), blind hole (4) bottom be equipped with a bolt hole (5), minor axis (2) bottom be equipped with a bolt hole (5) complex screw hole (11), be equipped with the internal thread in a screw hole (11).

2. A crank device for a plate feeder according to claim 1, wherein: the first bolt hole (5) is a stepped hole.

3. A crank device for a plate feeder according to claim 1, wherein: the number of the first bolt holes (5) is two, and the first bolt holes are symmetrically arranged.

4. A crank device for a plate feeder according to claim 1, wherein: the reinforcing fixing seat (3) is symmetrically provided with two No. two bolt holes (8), the short shaft (2) is provided with a No. two threaded holes (10) matched with the No. two bolt holes (8), and internal threads are arranged in the No. two threaded holes (10).

5. A crank device for a plate feeder according to claim 4, wherein: the connecting line of the second bolt hole (8) is perpendicular to the connecting line of the positioning groove (7).

6. A crank device for a plate feeder according to claim 4, wherein: the second bolt hole (8) is a stepped hole.

7. A crank device for a plate feeder according to claim 1, wherein: the non-center part of the upper surface of the adjusting disc (1) is provided with three reinforcing fixing seats (3) which are uniformly arranged.

8. A crank device for a plate feeder according to claim 1, wherein: the short shaft (2) is provided with a positioning round table (9) encircling the short shaft (2), and the linear distance from the lower surface of the positioning round table (9) to the bottom end of the short shaft (2) is equal to the depth of the blind hole (4).