CN215296538U - Three-dimensional force measuring device of coal mining machine - Google Patents
Three-dimensional force measuring device of coal mining machine Download PDFInfo
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- CN215296538U CN215296538U CN202121303729.8U CN202121303729U CN215296538U CN 215296538 U CN215296538 U CN 215296538U CN 202121303729 U CN202121303729 U CN 202121303729U CN 215296538 U CN215296538 U CN 215296538U
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- 239000003245 coal Substances 0.000 title abstract description 10
- 238000005065 mining Methods 0.000 title abstract description 9
- 230000005389 magnetism Effects 0.000 claims abstract description 12
- 238000003466 welding Methods 0.000 claims abstract description 5
- 238000009530 blood pressure measurement Methods 0.000 abstract description 39
- 238000010030 laminating Methods 0.000 abstract description 9
- 238000012423 maintenance Methods 0.000 description 7
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
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Abstract
The utility model discloses a three-dimensional force measuring device of a coal mining machine, which comprises a shell and a pressure measuring wall arranged at the inner center of the shell, wherein the outer side wall of the pressure measuring wall is uniformly provided with a plurality of tenon seats, and the inner side wall of each tenon seat is provided with a second magnetic suction sheet; the inner wall of shell corresponds each tenon seat and is fixed with a plurality of screw seats, all is equipped with screw rod and flexible post between every to corresponding tenon seat and screw seat, the one end of screw rod is connected with the one end of flexible post, and the other end detachably of screw rod installs in the inside wall of screw seat, and the other end welding of flexible post has the tenon, and the tip of tenon is equipped with first magnetism and inhales the piece, and tenon mortise type connection is in the inside wall of tenon seat, and the magnetic pole opposite direction that the piece was inhaled to first magnetism and second magnetism. The utility model discloses a with the pressure measurement wall of pick lateral wall curved surface laminating, the mode of adopting the three point pressure measurement, the pressure measurement is accurate, solve traditional coal-winning machine three-dimensional force measuring device's pressure measurement wall can't laminate completely with the pick lateral wall, the inaccurate problem of pressure measurement.
Description
Technical Field
The utility model belongs to the relevant device field of coal-winning machine, in particular to coal-winning machine three-dimensional force measuring device.
Background
The cutting pick is one of essential accessories on a coal mining machine, is a main tool for coal falling and breaking, has various types, and is generally structurally characterized in that a hard alloy cutter head is embedded on a low-alloy structural steel cutter body subjected to quenching and tempering treatment. Before the cutting pick is used, three-direction force of the cutting pick needs to be measured frequently, whether the cutting pick is qualified or not is judged through measurement data of the three-direction force, and the qualified cutting pick can be selected according to a measurement result.
The traditional three-way force measuring device of the coal mining machine has the following defects:
(1) the pressure measuring wall of the traditional three-way force measuring device of the coal mining machine cannot be completely attached to the outer side wall of the cutting tooth, and the pressure measurement is not accurate;
(2) the three-dimensional force measuring device of traditional coal-winning machine each part is inconvenient dismantles the maintenance, and is very troublesome.
Therefore, the three-direction force measuring device for the coal mining machine is provided by the technical personnel in the field, so as to solve the problems in the background technology.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a coal-winning machine three-dimensional force measuring device adopts the pressure measurement wall with the laminating of pick lateral wall curved surface, adopts the mode of three point pressure measurement, and the pressure measurement is accurate, and pressure measurement device and flexible post all can be dismantled and install at the shell inside wall, and convenient maintenance is changed.
In order to achieve the above purpose, the solution of the present invention is:
a three-dimensional force measuring device of a coal mining machine comprises a shell and a pressure measuring wall arranged in the center of the shell, wherein a plurality of tenon seats are uniformly arranged on the outer side wall of the pressure measuring wall, and second magnetic suction pieces are arranged on the inner side wall of each tenon seat; the inner wall of shell corresponds each tenon seat and is fixed with a plurality of screw seats, all is equipped with screw rod and flexible post between every to corresponding tenon seat and screw seat, the one end of screw rod is connected with the one end of flexible post, and the other end detachably of screw rod installs in the inside wall of screw seat, and the other end welding of flexible post has the tenon, and the tip of tenon is equipped with first magnetism and inhales the piece, and tenon mortise type connection is in the inside wall of tenon seat, and the magnetic pole opposite direction that the piece was inhaled to first magnetism and second magnetism.
The bottom in the shell is laid with a laying layer which is a sponge sheet.
The telescopic column comprises a sliding column, a spring and a sliding sleeve, wherein the spring and the sliding sleeve are sequentially sleeved on the periphery of the sliding column in a sliding manner, one end of the spring adjacent to the sliding sleeve is fixed, and the other end of the spring is fixed on the sliding column; the one end that the slip post is close to the spring is connected with the screw rod, and the one end welding that the slip post is close to the sliding sleeve has the tenon.
The first magnetic attraction piece and the second magnetic attraction piece are both in a cross shape.
The pressure measuring wall comprises a soft layer and a rigid wall which are arranged from inside to outside, and a pressure sensor is arranged on the inner wall of the rigid wall, which is adjacent to the soft layer.
The soft layer is made of rubber.
The outer side surface of the rigid wall is designed into a cambered surface.
After the scheme is adopted, the utility model discloses compare prior art's beneficial effect is:
(1) the utility model discloses a pressure measurement wall with the laminating of pick lateral wall curved surface, adopt the mode of three point pressure measurement, the pressure measurement is accurate, when needs the pressure measurement, hand the pick, aim at the axle center department of shell with the pick bottom, insert from the middle of the three pressure measurement wall, flexible post pressurized shortens, the sliding sleeve slides to the direction of slip post, the spring pressurized shortens, until the curved surface of pick lateral wall laminating pressure measurement wall inside wall, the pick lateral wall produces pressure and presses the pressure measurement wall of three direction this moment, the soft layer of rubber further increases the laminating degree of pick lateral wall and pressure sensor, improve the pressure measurement accuracy, pressure sensor can measure the pressure value, the pressure measurement wall of solving traditional coal-winning machine three-dimensional force measuring device can't laminate with the pick lateral wall completely, the inaccurate problem of pressure measurement;
(2) the utility model discloses a pressure measuring device and flexible post all can be dismantled and install at the shell inside wall, convenient maintenance is changed, damage when needing maintenance or change when the pressure measurement wall, the direct pressure measurement wall that will damage is dragged down, make pressure measurement wall lateral wall tenon seat extract from the tenon lateral wall, aim at the tenon with the tenon seat of new pressure measurement wall again, make tenon seat and tenon mortise-and-tenon joint, first magnetism suction disc that the tenon is terminal is firmly inhaled to the second magnetism suction disc of tenon seat inside wall until, the magnet has the peculiarity that opposite sex was inhaled mutually, the pressure measurement wall is difficult for dropping, when the spring of flexible post damages, screw rod that twists flexible post until flexible post one end is twisted out from the spiral shell seat, take off the spring of damage, install new spring again with flexible post dress go back can, solve the inconvenient problem of maintenance of each parts dismantlement of traditional coal-winning machine three-dimensional force measuring device.
Drawings
Fig. 1 is a schematic sectional structure of the present invention;
fig. 2 is a top view of the present invention;
fig. 3 is a schematic structural view of the middle telescopic column of the present invention.
Reference numerals:
1. a cutting pick;
2. a first magnetic attraction sheet;
3. a housing;
4. a screw seat;
5. a telescopic column; 501. a sliding post; 502. a spring; 503. a sliding sleeve;
6. a tenon seat;
7. measuring the pressure wall; 701. a soft layer; 702. a pressure sensor; 703. a rigid wall;
8. laying a layer;
9. a screw;
10. a tenon;
11. and a second magnetic attraction sheet.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
As shown in fig. 1 to 3, the utility model provides a three-direction force measuring device for coal mining machine, comprising a housing 3, a screw seat 4 is welded on the inner side wall of the shell 3, a screw rod 9 is detachably arranged on the inner side wall of the screw seat 4, the screw rod 9 is welded at one end of the telescopic column 5, the tenon 10 is welded at the other end of the telescopic column 5, the tail end of the tenon 10 is provided with a first magnetic absorption sheet 2, the tenon 10 is in tenon-and-mortise connection with the inner side wall of the tenon seat 6, the piece 11 is inhaled to 6 inside walls of tenon seat installation second magnetism, 6 welding of tenon seat are at pressure measurement wall 7 lateral walls, the utility model discloses coal-winning machine three-dimensional force measuring device adopt with 1 lateral wall curved surface laminating of pick pressure measurement wall 7, adopt the mode of three-point pressure measurement, the pressure measurement is accurate, the utility model discloses coal-winning machine three-dimensional force measuring device's pressure measurement device and flexible post 5 all can be dismantled and install at 3 inside walls of shell, convenient maintenance change.
As a preferred embodiment of the present invention, as shown in fig. 1, a laying layer 8 is laid on the bottom of the housing 3, and the laying layer 8 is a sponge sheet to prevent the top of the cutting pick 1 from rigidly colliding with the inner side wall of the housing 3.
As a preferred embodiment of the present invention, as shown in fig. 3, the telescopic column 5 includes a sliding column 501, a spring 502 and a sliding sleeve 503, one side of the outer side wall of the sliding column 501 is slidably connected to the inner side wall of the sliding sleeve 503, the other side of the outer side wall of the sliding column 501 is sleeved with the spring 502, when the telescopic column 5 is shortened, the sliding sleeve 503 slides towards the sliding column 501, and the spring 502 is compressed and shortened.
As a preferred embodiment of the present invention, as shown in fig. 1 and fig. 3, the first magnetic sheet 2 and the second magnetic sheet 11 are both cross-shaped, and the magnetic pole of the first magnetic sheet 2 and the magnetic pole of the second magnetic sheet 11 are set to be opposite, so that the magnet has the characteristic of opposite attraction, so that the pressure measuring wall 7 is not easy to drop.
As a preferred embodiment of the present invention, as shown in fig. 1, the pressure measuring wall 7 includes a flexible layer 701, a pressure sensor 702 and a rigid wall 703, the pressure sensor 702 is installed in the middle of the inner side wall of the rigid wall 703, and the flexible layer 701 is bonded to the outer side wall of the rigid wall 703; the soft layer 701 is made of rubber, and the soft layer 701 is soft and elastic, so that the attaching degree of the outer side wall of the cutting pick 1 and the pressure sensor 702 is increased.
As a preferred embodiment of the present invention, as shown in fig. 1, the rigid wall 703 is integrally formed as an arc surface on one side, so as to increase the attaching degree between the outer side wall of the cutting pick 1 and the pressure sensor 702, and improve the accuracy of pressure measurement.
The utility model discloses a theory of operation is: the utility model discloses coal-winning machine three-dimensional force measuring device adopts the mode of three-point pressure measurement with pressure measurement wall 7 that the curved surface laminating of pick 1 lateral wall, the pressure measurement is accurate, when needing the pressure measurement, hand pick 1, aim at the axle center department of shell 3 pick 1 bottom, insert from three pressure measurement wall 7 within a definite time, telescopic column 5 shortens under pressure, sliding sleeve 503 slides to the direction of sliding column 501, spring 502 shortens under pressure, until pick 1 lateral wall laminating pressure measurement wall 7 inside wall's curved surface, at this moment pick 1 lateral wall produces pressure and presses the laminating degree of pick 1 lateral wall and pressure sensor 702 to rubber soft layer 701, increase pick 1 lateral wall and pressure sensor 702, improve the pressure measurement precision, pressure sensor 702 measures the pressure value, the utility model discloses coal-winning machine three-dimensional force measuring device's pressure measurement device and telescopic column 5 all can be dismantled and install at shell 3 inside wall, convenient maintenance change, when the pressure measuring wall 7 is damaged and needs to be maintained or replaced, the damaged pressure measuring wall 7 is directly placed down, the tenon seat 6 on the outer side wall of the pressure measuring wall 7 is pulled out from the outer side wall of the tenon 10, then the tenon seat 6 of the new pressure measuring wall 7 is aligned to the tenon 10, the tenon seat 6 is in tenon-and-mortise connection with the tenon 10, until the second magnetic suction sheet 11 on the inner side wall of the tenon seat 6 sucks the first magnetic suction sheet 2 at the tail end of the tenon 10, the magnet has the characteristic of opposite attraction, the pressure measuring wall 7 is not easy to drop, when the spring 502 of the telescopic column 5 is damaged, the telescopic column 5 is screwed until the screw rod 9 at one end of the telescopic column 5 is screwed out of the screw seat 4, the damaged spring 502 is taken down, and the new spring 502 is installed to mount the telescopic column 5 back.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description of the present invention and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (7)
1. The utility model provides a coal-winning machine three-dimensional force measuring device which characterized in that: the magnetic force measuring device comprises a shell (3) and a pressure measuring wall (7) arranged in the center of the shell (3), wherein a plurality of tenon seats (6) are uniformly arranged on the outer side wall of the pressure measuring wall (7), and second magnetic suction pieces (11) are arranged on the inner side wall of each tenon seat (6); the inner wall of shell (3) corresponds each tenon seat (6) and is fixed with a plurality of screw base (4), all is equipped with screw rod (9) and flexible post (5) between every to corresponding tenon seat (6) and screw base (4), the one end of screw rod (9) is connected with the one end of flexible post (5), and the other end detachably of screw rod (9) installs in the inside wall of screw base (4), and the other end welding of flexible post (5) has tenon (10), and the tip of tenon (10) is equipped with first magnetism and inhales piece (2), and tenon (10) mortise-tenon joint is at the inside wall of tenon seat (6), and the magnetic pole opposite direction that piece (11) were inhaled to first magnetism to piece (2) and second magnetism.
2. The shearer three-way force measuring device as set forth in claim 1, wherein: and a laying layer (8) is laid at the bottom in the shell (3), and the laying layer (8) is a sponge sheet.
3. The shearer three-way force measuring device as set forth in claim 1, wherein: the telescopic column (5) comprises a sliding column (501), a spring (502) and a sliding sleeve (503), wherein the spring (502) and the sliding sleeve (503) are sequentially sleeved on the periphery of the sliding column (501) in a sliding manner, one end of the spring (502) adjacent to the sliding sleeve (503) is fixed, and the other end of the spring (502) is fixed on the sliding column (501); one end of the sliding column (501), which is close to the spring (502), is connected with the screw rod (9), and one end of the sliding column (501), which is close to the sliding sleeve (503), is welded with a tenon (10).
4. The shearer three-way force measuring device as set forth in claim 1, wherein: the first magnetic attraction piece (2) and the second magnetic attraction piece (11) are both in a cross shape.
5. The shearer three-way force measuring device as set forth in claim 1, wherein: the pressure measuring wall (7) comprises a soft layer (701) and a rigid wall (703) which are arranged from inside to outside, and a pressure sensor (702) is arranged on the inner wall of the rigid wall (703) adjacent to the soft layer (701).
6. The shearer three-way force measuring device of claim 5, wherein: the soft layer (701) is made of rubber.
7. The shearer three-way force measuring device of claim 5, wherein: the outer side surface of the rigid wall (703) is designed into an arc surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121303729.8U CN215296538U (en) | 2021-06-10 | 2021-06-10 | Three-dimensional force measuring device of coal mining machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121303729.8U CN215296538U (en) | 2021-06-10 | 2021-06-10 | Three-dimensional force measuring device of coal mining machine |
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| Publication Number | Publication Date |
|---|---|
| CN215296538U true CN215296538U (en) | 2021-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121303729.8U Active CN215296538U (en) | 2021-06-10 | 2021-06-10 | Three-dimensional force measuring device of coal mining machine |
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| Country | Link |
|---|---|
| CN (1) | CN215296538U (en) |
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2021
- 2021-06-10 CN CN202121303729.8U patent/CN215296538U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 224100 No. 86, Xingye Road, Dazhong Industrial Park, Dafeng District, Yancheng City, Jiangsu Province Patentee after: Outewei (Jiangsu) Machinery Technology Co.,Ltd. Address before: 224100 Dazhong Industrial Park, Dazhong community, Dafeng District, Yancheng City, Jiangsu Province Patentee before: Yancheng outway Machinery Technology Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Yancheng Outewei Machinery Manufacturing Co.,Ltd. Assignor: Outewei (Jiangsu) Machinery Technology Co.,Ltd. Contract record no.: X2023980053973 Denomination of utility model: A three-way force measurement device for coal mining machines Granted publication date: 20211224 License type: Common License Record date: 20231226 |
|
| EE01 | Entry into force of recordation of patent licensing contract |