阅读说明：本技术 一种快速制作烟煤粘性指数样品的流水式装置 (Flowing water type device for quickly making bituminous coal viscosity index sample ) 是由 班书昊 李晓艳 谭邹卿 席仁强 于 2019-11-06 设计创作，主要内容包括：本发明公开一种快速制作烟煤粘性指数样品的流水式装置,属于测试煤样的制备领域。它包括机架和装设于机架上的定压端；机架包括机架座、装设于机架座上的机架板和机架杆,以及转动装设于机架杆上的转盘；转盘上轴对称设置n个用于放置坩埚的坩埚孔,坩埚内装有待成型的颗粒煤样,转盘上还设有n个与坩埚孔相对应的升降通孔；转盘的下部还固定装设有空心转盘轴,转盘轴的下端固定装设有锥齿轮B；机架杆穿过转盘和转盘轴固定装设于机架座上。主动轮转动一周过程中,坩埚内的颗粒煤样被压制成型一次,转盘转动一格。本发明是一种单机驱动、流水式作业、全自动化的一种快速制作烟煤粘性指数样品的流水式装置。(The invention discloses a flowing water type device for quickly manufacturing a bituminous coal viscosity index sample, and belongs to the field of preparation of test coal samples. The constant-pressure electric iron comprises a rack and a constant-pressure end arranged on the rack; the frame comprises a frame seat, a frame plate and a frame rod which are arranged on the frame seat, and a turntable which is rotatably arranged on the frame rod; n crucible holes for placing the crucibles are axially symmetrically arranged on the turntable, granular coal samples to be formed are filled in the crucibles, and n lifting through holes corresponding to the crucible holes are also arranged on the turntable; the lower part of the turntable is also fixedly provided with a hollow turntable shaft, and the lower end of the turntable shaft is fixedly provided with a bevel gear B; the frame rod passes through the turntable and the turntable shaft and is fixedly arranged on the frame seat. In the process that the driving wheel rotates for a circle, the particle coal sample in the crucible is pressed and formed once, and the turntable rotates for one grid. The invention relates to a single-machine-driven, flow-type operation and full-automatic flow-type device for quickly preparing bituminous coal viscosity index samples.)

1. A flow device for rapidly manufacturing bituminous coal viscosity index samples comprises a rack and a constant pressure end (3) arranged on the rack, and is characterized in that the rack comprises a rack seat (11), a rack plate (12) and a rack rod (13) which are arranged on the rack seat (11), and a rotary table (14) rotatably arranged on the rack rod (13), n crucible holes (141) for placing crucibles (2) are axially symmetrically arranged on the rotary table (14), the crucibles (2) are filled with granular coal samples (20) to be molded, and n lifting through holes (142) corresponding to the crucible holes (141) are further arranged on the rotary table (14); the lower part of the turntable (14) is also fixedly provided with a hollow turntable shaft (143), and the lower end of the hollow turntable shaft (143) is fixedly provided with a bevel gear B (144) which is in meshing transmission with the bevel gear A (145); the rack rod (13) penetrates through the turntable (14) and the turntable shaft (143) and is fixedly arranged on the rack seat (11); the frame plate (12) is sequentially provided with a turntable driving wheel set (6), a motor (5) and a lifting driving wheel set (4) along the same height, a driving wheel (51) is fixedly arranged on an output shaft of the motor (5), the turntable driving wheel set (6) comprises a turntable driving gear (61) which is in meshing transmission with the driving wheel (51), a turntable driving cam (62) in meshing transmission with the bevel gear A (145) rotatably mounted on the frame rod (13), the turntable driving gear (61) and the turntable driving cam (62) rotate coaxially and synchronously, the lifting driving wheel set (4) comprises a lifting driving wheel (41) which is in external meshing transmission with the driving wheel (51), the lifting cam (42) is always contacted with the U-shaped frame (7), and the lifting driving wheel (41) and the lifting cam (42) coaxially and synchronously rotate;

the lifting plate (82) is fixedly arranged at the upper end of a lifting rod (81), the lifting rod (81) sequentially passes through a linear spiral spring (9) and a linear bearing (71) to be arranged on the U-shaped frame (7) in a sliding manner, and the U-shaped frame (7) can only vertically move relative to the frame plate (12); in the process that the driving wheel (51) rotates for one circle, the particle coal sample (20) in the crucible (2) is pressed and formed once, the rotary disc (14) rotates for one grid, in the process that the particle coal sample (20) in the crucible (2) is pressed and formed, the bevel gear B (144) is static, and in the process that the bevel gear B (144) rotates, the lifting plate (82) displaces the lower part of the rotary disc (14).

2. The flow apparatus for rapidly preparing a bituminous coal viscosity index sample according to claim 1, wherein the frame rod (13) is mounted on the turntable (14) through a rolling bearing (131).

3. The flow apparatus for rapidly manufacturing a bituminous coal viscosity index sample according to claim 2, wherein the upper portion of the constant pressure end (3) is a rod-shaped circular plate, and the lower portion of the constant pressure end is a conical circular plate, and the maximum diameter of the circular plate is equal to the inner diameter of the crucible (2).

4. A flow-through apparatus for rapidly preparing a bituminous coal viscosity index sample according to claim 3, wherein the elevating drive wheel (41) is located in front of the elevating cam (42), and the turntable drive gear (61) is located in front of the turntable drive cam (62).

5. The flow-through apparatus for rapidly preparing a bituminous coal viscosity index sample according to claim 4, wherein the lifting cam (42) has a protrusion with an arc at one end, and the spring force of the linear coil spring (9) is constant during the contact of the protrusion with the U-shaped frame (7).

6. The flow-through apparatus for rapidly manufacturing bituminous coal viscosity index samples according to claim 5, wherein the turntable driving cam (62) comprises a segment of circular arc with engaging teeth and a segment of smooth circular arc without teeth, wherein the diameter of the circular arc where the engaging teeth are located is larger than that of the smooth circular arc without teeth.

7. A flow-through apparatus for rapidly fabricating bituminous coal viscosity index samples according to claim 6, wherein said linear coil springs (9) are linear rate metal coil springs that undergo significant compression set.

Technical Field

The invention mainly relates to the field of preparation of test coal samples, in particular to a flowing water type device for quickly preparing bituminous coal viscosity index samples.

Background

In the traditional technology, the press forming of the caking index test coal sample needs manual operation of an operator, the labor intensity is high, and the working efficiency is low. In the prior art, patent 201510166781.6 realizes semi-automatic coal sample pressing, can only press one coal sample at a time, and has low pressing efficiency. Therefore, the design of the equipment for quickly pressing the coal sample, running water type operation and low energy consumption has important significance.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a single-machine-driven, flow-type operation and full-automatic flow-type device for quickly preparing bituminous coal viscosity index samples, and the technical scheme is as follows: a flow type device for rapidly manufacturing bituminous coal viscosity index samples comprises a rack and a constant pressure end arranged on the rack, and is characterized in that the rack comprises a rack seat, a rack plate and a rack rod arranged on the rack seat, and a rotary disc rotatably arranged on the rack rod, wherein n crucible holes for placing crucibles are axially symmetrically arranged on the rotary disc, granular coal samples to be molded are arranged in the crucibles, and n lifting through holes corresponding to the crucible holes are also arranged on the rotary disc;

the lower part of the turntable is also fixedly provided with a hollow turntable shaft, and the lower end of the hollow turntable shaft is fixedly provided with a bevel gear B which is in meshing transmission with the bevel gear A; the rack rod penetrates through the rotary table and the rotary table shaft and is fixedly arranged on the rack seat;

the frame plate is sequentially provided with a turntable driving wheel set, a motor and a lifting driving wheel set along the same height, an output shaft of the motor is fixedly provided with a driving wheel, the turntable driving wheel set comprises a turntable driving gear in meshing transmission with the driving wheel and a turntable driving cam in meshing transmission with the bevel gear A rotatably arranged on the frame rod, the turntable driving gear and the turntable driving cam are coaxially and synchronously rotated, the lifting driving wheel set comprises a lifting driving wheel in meshing transmission with the outside of the driving wheel and a lifting cam in constant contact with the U-shaped frame, and the lifting driving wheel and the lifting cam are coaxially and synchronously rotated;

the lifting plate is fixedly arranged at the upper end of the lifting rod, the lifting rod sequentially penetrates through the linear spiral spring and the linear bearing to be arranged on the U-shaped frame in a sliding mode, and the U-shaped frame can only vertically move relative to the frame plate;

in the process that the driving wheel rotates for one circle, the particle coal sample in the crucible is pressed and formed once, the rotating disc rotates for one grid, in the process that the particle coal sample in the crucible is pressed and formed, the bevel gear B is static, and in the process that the bevel gear B rotates, the lifting plate moves below the rotating disc.

Preferably, the rack rod passes through the rolling bearing and is arranged on the turntable.

Preferably, the upper part of the constant pressure end is rod-shaped, the lower part is a cone-shaped circular plate, and the maximum diameter of the circular plate is equal to the inner diameter of the crucible.

Preferably, the lifting driving wheel is positioned in front of the lifting cam, and the turntable driving gear is positioned in front of the turntable driving cam.

Preferably, the lifting cam is provided with a protrusion with one end arranged in an arc shape, and the spring force of the linear spiral spring is constant in the contact process of the protrusion and the U-shaped frame.

Preferably, the turntable driving cam is composed of a section of arc with meshing teeth and a section of smooth arc without teeth, wherein the arc with the meshing teeth is a minor arc with a large diameter, and the smooth arc without teeth is a major arc with a small diameter.

Preferably, the linear coil spring is a linear rate metal coil spring that can undergo significant compressive deformation.

Compared with the prior art, the invention has the following advantages: the rotary table driving wheel set and the lifting driving wheel set are simultaneously meshed with the driving wheel for transmission, so that the coal sample is pressed by the fixed pressing plate and the rotary table rotates at intervals, the structure is simplified, and the energy consumption is reduced; meanwhile, the constant pressure of the fixed pressure plate on the coal sample in the crucible is controlled by the amount of compression deformation of the linear spiral spring, and the constant pressure time is controlled by the rotating speed of the motor. Therefore, the invention is a single-machine-driven, flow-type operation and full-automatic flow-type device for quickly preparing the bituminous coal viscosity index sample.

Drawings

FIG. 1 is a schematic diagram of the structural principle of the present invention;

the device comprises 11-a frame seat, 12-a frame plate, 13-a frame rod, 131-a rolling bearing, 14-a rotating disc, 141-a crucible hole, 142-a lifting through hole, 143-a hollow rotating disc shaft, 144-a bevel gear B, 145-a bevel gear A, 2-a crucible, 20-a granular coal sample, 3-a constant pressure end, 4 lifting driving wheel sets, 41-a lifting driving wheel, 42-a lifting cam, 5-a motor, 51-a driving wheel, 6-a rotating disc driving wheel set, 61-a rotating disc driving gear, 62-a rotating disc driving cam, 7-a U-shaped frame, 71-a linear bearing, 81-a lifting rod, 82-a lifting plate and 9-a linear spiral spring.

Detailed Description

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely illustrative of some, but not all, of the embodiments of the invention, and that the preferred embodiments of the invention are shown in the drawings. This invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present disclosure is set forth in order to provide a more thorough understanding thereof. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.