WO2019169972A1

WO2019169972A1 - Sample grinding device for municipal roadway inspection

Info

Publication number: WO2019169972A1
Application number: PCT/CN2019/073286
Authority: WO
Inventors: 高伟
Original assignee: 淄博名堂教育科技有限公司
Priority date: 2018-03-09
Filing date: 2019-01-26
Publication date: 2019-09-12
Also published as: CN110152837B; CN110152837A

Abstract

A sample grinding device for municipal roadway inspection. The device comprises a stirring cavity (1), a grinding cavity (2), a collecting vessel (4), a motor (7), and a transmission cavity (19). The stirring cavity (1) is disposed at an upper end of the grinding cavity (2), and is separated therefrom by a baseplate (5). A feed hopper (6) is provided at an upper end of the stirring cavity (1). The motor (7) is disposed at a right side of the feed hopper (6). An output terminal of the motor (7) is fixedly connected to a rotating shaft (8). The rotating shaft (8) passes through both an upper end of the stirring cavity (1) and the baseplate (5), and is fixedly connected to a barrier plate (11). The collecting vessel (4) is disposed on a baseplate at an inner side of the grinding cavity (2). A semi-circular baseplate (3) is fixedly installed within the grinding cavity (2). The semi-circular baseplate (3) is provided with small openings. A grinding disk (13) is disposed above the semi-spherical baseplate (3). The grinding disk of the grinding device is driven by an upper rod to perform a reciprocating vertical movement while rotating and grinding a sample, such that the sample under test at a side edge thereof falls directly below the grinding disk and is ground when the grinding disk is moving upwards, thereby ensuring sufficient grinding, and improving grinding performance.

Description

Sample grinding device for municipal road detection

Technical field

The invention relates to the field of municipal machinery, in particular to a sample grinding device for municipal road detection.

Background technique

In terms of meaning, the road is the infrastructure for all kinds of trackless vehicles and pedestrians; according to its use characteristics, it is divided into highways, urban roads, rural roads, factories and mines, forestry roads, examination roads, competition roads, automobile test roads, workshop channels. As well as school roads, ancient China also has rampages. It also refers to ways to achieve certain goals, ways to develop and change things.

When constructing a municipal road, it is necessary to test the composition of the road. The traditional method is to extract a small part of the sample from the road, and the sample is pulverized and ground to check whether it meets the standard. The ordinary grinding mechanism has poor grinding effect and low grinding efficiency. It takes a lot of time.

Summary of the invention

It is an object of the present invention to provide a sample polishing apparatus for municipal road detection to solve the problems set forth in the above background art.

To achieve the above object, the present invention provides the following technical solutions:

A sample grinding device for municipal road detection, comprising a stirring chamber, a grinding chamber, a collecting tank, a motor and a transmission chamber; the stirring chamber is disposed at an upper end of the grinding chamber and separated by a bottom plate, and the upper end of the stirring chamber is provided with a feed a hopper, a motor is disposed on a right side of the feeding hopper, and an output end of the motor is fixedly connected to the rotating shaft, and the rotating shaft extends through the upper end of the stirring chamber while passing through the bottom plate and is fixedly connected with the baffle, and is located inside the stirring chamber A stirring rod is fixedly mounted on the rotating shaft, the bottom plate is provided with a blanking hole, and the blanking hole is also disposed on the baffle; the inner bottom plate of the grinding chamber is provided with a collecting groove, and the grinding chamber is also fixedly mounted with a hemisphere a bottom plate, a bottom of the semi-spherical bottom plate is provided with a fine hole, and a grinding disc is disposed above the semi-spherical bottom plate, and a second rotating rod is fixedly connected to the upper end of the grinding disc, and an upper end of the second rotating rod extends into the cavity provided by the rotating shaft Rotatingly coupled to the rotating shaft, the lower end of the grinding disc is fixedly coupled with a jack, the lower end of the jack extends through the hemispherical bottom plate and the bottom of the grinding chamber into the transmission cavity and is rotated Head and rotatably connected to the movable plate.

As a further aspect of the invention, the lower end of the grinding chamber is symmetrically provided with legs.

As a still further aspect of the present invention, the lower end of the grinding disc has a fan-shaped cross section.

According to still another aspect of the present invention, the outer side of the second rotating rod is provided with a convex block, and a cavity corresponding to the convex block is disposed in the cavity of the rotating shaft.

According to still another aspect of the present invention, the transmission cavity is fixedly mounted on the lower end of the grinding cavity, and the bottom of the transmission cavity is rotatably connected with a bidirectional threaded rod. The right end of the two-way threaded rod penetrates the side wall of the transmission cavity and is fixedly connected with the third rotating rod. The right end of the third rotating rod is fixedly mounted with a symmetrically arranged bevel gear.

According to still another aspect of the present invention, the inner upper end of the two bevel gears is provided with a partial bevel gear, and the partial bevel gear is fixedly connected with the first rotating rod, and the upper end of the first rotating rod is rotatably connected to the rotating shaft through the belt.

According to still another aspect of the present invention, the two-way threaded rod is symmetrically disposed with a moving block, and the moving block is screwed with the two-way threaded rod, the upper end of the moving block is hinged at one end of the connecting rod, and the other end of the connecting rod is hinged to the movable plate. Lower end.

Compared with the prior art, the invention has the advantages that the design of the invention is novel, and the baffle rotates when the rotating shaft rotates. When the blanking hole on the baffle coincides with the blanking hole on the bottom plate, the stirring chamber is The detection sample begins to fall. When the baffle continues to rotate and the blanking hole on the bottom plate is staggered from the blanking hole on the bottom plate, the detecting sample stops falling, thereby achieving intermittent blanking, which can effectively prevent excessive detection of sample accumulation in the grinding cavity. Affecting the grinding efficiency; when the grinding disc rotates and grinds, it reciprocally moves up and down under the action of the ejector rod, so that the side detection sample falls below the grinding disc when the grinding disc moves upward to perform grinding, which ensures sufficient grinding and improves Grinding effect.

DRAWINGS

Fig. 1 is a schematic structural view of a sample polishing apparatus for municipal road detection.

Fig. 2 is an enlarged view showing the structure of a portion of the sample grinding device for municipal road detection.

Fig. 3 is a bottom view of a rotating shaft of the sample grinding device for municipal road detection.

In the figure: 1-stirring chamber, 2-grinding chamber, 3-hemispherical bottom plate, 4-collector, 5-floor, 6-feed hopper, 7-motor, 8-rotary shaft, 9-stirring rod, 10- First rotating rod, 11-baffle, 12-second rotating rod, 13-grinding disc, 14-top rod, 15-incomplete bevel gear, 16-bevel gear, 17-leg, 18-third rotating rod 19-drive cavity, 20-moving plate, 21-two-way threaded rod, 22-moving block, 23-connecting rod.

Detailed ways

The technical solutions in the embodiments of the present invention are clearly and completely described in the following with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, but not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.

Referring to FIGS. 1 to 3, in an embodiment of the present invention, a sample grinding device for municipal road detection includes a stirring chamber 1, a grinding chamber 2, a collecting tank 4, a motor 7 and a transmission chamber 19; the stirring chamber 1 is disposed at The upper end of the grinding chamber 2 is separated by a bottom plate 5, and the lower end of the grinding chamber 2 is symmetrically provided with a leg 17 for supporting. The upper end of the stirring chamber 1 is provided with a feeding hopper 6, a feeding hopper 6. The motor is connected to the rotating shaft 8 , and the rotating shaft 8 extends through the upper end of the stirring chamber 1 while extending through the bottom plate 5 and fixedly connected to the baffle 11 . A stirring rod 9 is fixedly mounted on the inner rotating shaft 8, and the motor 7 drives the stirring rod 9 to rotate by the rotating shaft 8. The stirring rod 9 stirs the detection sample in the stirring chamber 1, and the bottom plate 5 is provided with a blanking hole. The baffle 11 is also provided with a blanking hole. When the rotating shaft 8 rotates, the baffle 11 is rotated. When the blanking hole on the baffle 11 coincides with the blanking hole on the bottom plate 5, the test sample in the stirring chamber 1 starts. Falling, when the baffle 11 continues to rotate, the blanking holes on the baffle 11 and the blanking holes on the bottom plate 5 are wrong. When the sample is detected to stop falling.

The inner bottom plate of the grinding chamber 2 is provided with a collecting groove 4 for collecting the detected sample after grinding, and the hemispherical bottom plate 3 is fixedly mounted in the grinding chamber 2, and the bottom of the hemispherical bottom plate 3 is provided with fine holes. A grinding disc 13 is disposed above the hemispherical bottom plate 3, and the lower end of the grinding disc 13 has a fan-shaped structure. The upper end of the grinding disc 13 is fixedly coupled to the second rotating rod 12, and the upper end of the second rotating rod 12 extends into the rotating shaft 8. The inside of the cavity is rotatably connected to the rotating shaft 8. The outer side of the second rotating rod 12 is provided with a convex block. The cavity of the rotating shaft 8 is provided with a groove corresponding to the protruding block, so that the rotating shaft 8 is driven. When the rotating rod 12 rotates, the second rotating rod 12 is not moved up and down. The lower end of the grinding disc 13 is fixedly connected with the ejector rod 14. The lower end of the ejector rod 14 extends through the bottom of the hemispherical bottom plate 3 and the grinding chamber 2 The transmission chamber 19 is fixedly mounted on the lower end of the grinding chamber 2, and the bottom end of the transmission chamber 19 is rotatably connected with a bidirectional threaded rod 21, and the right end of the bidirectional threaded rod 21 is inserted through the rotary joint. The side wall of the transmission chamber 19 and The third rotating rod 18 is fixedly connected, and the right end of the third rotating rod 18 is fixedly mounted with a symmetrically disposed bevel gear 16 , and the inner upper ends of the two bevel gears 16 are provided with incomplete bevel gears 15 and incomplete bevel gears 15 and A rotating rod 10 is fixedly connected, and an upper end of the first rotating rod 10 is rotatably connected to the rotating shaft 8 through a belt, and the motor 7 rotates through the rotating shaft 8 and the belt to drive the first rotating rod 10 to rotate, and the first rotating rod 10 passes incompletely. The action of the bevel gear 15 and the bevel gear 16 drives the reciprocating forward and reverse movement of the third rotating rod 18 and the bidirectional threaded rod 21. The two-way threaded rod 21 is symmetrically disposed with a moving block 22, and the moving block 22 and the bidirectional threaded rod 21 are threaded. Connecting, the upper end of the moving block 22 is hinged at one end of the connecting rod 23, and the other end of the connecting rod 23 is hinged at the lower end of the movable plate 20. When the two-way threaded rod 21 is moving in the reverse direction, the movable block 22 and the connecting rod 23 act to move the activity. The plate 20 moves up and down reciprocally, and the movable plate 20 drives the grinding disk 13 to move up and down by the ejector pin 14, thereby improving the grinding efficiency and increasing the grinding effect.

It is apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, and the present invention can be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Therefore, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the invention is defined by the appended claims instead All changes in the meaning and scope of equivalent elements are included in the present invention. Any reference signs in the claims should not be construed as limiting the claim.

In addition, it should be understood that although the description is described in terms of embodiments, not every embodiment includes only one independent technical solution. The description of the specification is merely for the sake of clarity, and those skilled in the art should regard the specification as a whole. The technical solutions in the respective embodiments may also be combined as appropriate to form other embodiments that can be understood by those skilled in the art.

Claims

A sample grinding device for municipal road detection, comprising a stirring chamber (1), a grinding chamber (2), a collecting tank (4), a motor (7) and a transmission chamber (19); wherein the stirring chamber (1) Provided at the upper end of the grinding chamber (2) and separated by a bottom plate (5), the upper end of the stirring chamber (1) is provided with a feeding hopper (6), and the right side of the feeding hopper (6) is provided with a motor ( 7), the output end of the motor (7) is fixedly connected with the rotating shaft (8), and the rotating shaft (8) extends through the upper end of the stirring chamber (1) while passing through the bottom plate (5) and fixedly connected with the baffle (11) a stirring rod (9) is fixedly mounted on the rotating shaft (8) inside the stirring chamber (1), the bottom plate (5) is provided with a blanking hole, and the baffle (11) is also provided with a blanking material a hole; the inner bottom plate of the grinding chamber (2) is provided with a collecting groove (4), and a hemispherical bottom plate (3) is fixedly mounted in the grinding chamber (2), and a bottom portion of the hemispherical bottom plate (3) is provided with a fine hole. An abrasive disc (13) is disposed above the hemispherical bottom plate (3). The upper end of the grinding disc (13) is fixedly connected with a second rotating rod (12), and the upper end of the second rotating rod (12) extends into the rotating shaft (8). a cavity that is disposed in rotation and coupled to the rotating shaft (8), the grinding disc The lower end of (13) is fixedly connected with a jack (14), and the lower end of the jack (14) extends through the hemispherical bottom plate (3) and the bottom of the grinding chamber (2) into the transmission cavity (19) and through the rotary joint Rotating connection with the movable plate (20).
A sample polishing apparatus for municipal road detection according to claim 1, characterized in that the lower end of the polishing chamber (2) is symmetrically provided with legs (17).
The sample polishing apparatus for municipal road detection according to claim 1, wherein the polishing disc (13) has a fan-shaped cross section at a lower end.
A sample grinding device for detecting a municipal road according to claim 1, wherein a convex block is disposed outside the second rotating lever (12), and a cavity is provided in the cavity of the rotating shaft (8). The corresponding groove of the block.
The sample grinding device for municipal road detection according to claim 1, wherein the transmission chamber (19) is fixedly mounted at a lower end of the grinding chamber (2), and the bottom of the transmission chamber (19) is rotatably coupled with a bidirectional direction. The threaded rod (21), the right end of the two-way threaded rod (21) penetrates the side wall of the transmission cavity (19) and is fixedly connected with the third rotating rod (18), and the right end of the third rotating rod (18) is fixedly mounted with a symmetric setting Bevel gear (16).
The sample grinding device for municipal road detection according to claim 5, characterized in that the inner upper ends of the two bevel gears (16) are provided with incomplete bevel gears (15) and incomplete bevel gears (15). Fixedly connected to the first rotating rod (10), the upper end of the first rotating rod (10) is rotatably connected to the rotating shaft (8) by a belt
The sample grinding device for municipal road detection according to claim 5, characterized in that the two-way threaded rod (21) is symmetrically provided with a moving block (22), a moving block (22) and a bidirectional threaded rod (21). Threaded connection, the upper end of the moving block (22) is hinged at one end of the connecting rod (23), and the other end of the connecting rod (23) is hinged at the lower end of the movable plate (20).