CN113529468A - Automatic lip adjusting and opening detecting device for head box - Google Patents
Automatic lip adjusting and opening detecting device for head box Download PDFInfo
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- CN113529468A CN113529468A CN202110800137.5A CN202110800137A CN113529468A CN 113529468 A CN113529468 A CN 113529468A CN 202110800137 A CN202110800137 A CN 202110800137A CN 113529468 A CN113529468 A CN 113529468A
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- opening
- lip
- horizontal
- adjusting assembly
- displacement sensor
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F1/00—Wet end of machines for making continuous webs of paper
- D21F1/06—Regulating pulp flow
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F1/00—Wet end of machines for making continuous webs of paper
- D21F1/02—Head boxes of Fourdrinier machines
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F1/00—Wet end of machines for making continuous webs of paper
- D21F1/04—Head boxes of cylinder machines
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
- D21G9/00—Other accessories for paper-making machines
- D21G9/0009—Paper-making control systems
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
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- General Physics & Mathematics (AREA)
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Abstract
The invention discloses an automatic lip opening adjusting and opening detecting device of a head box, which comprises an upper lip plate, an opening adjusting assembly, a horizontal adjusting assembly, a displacement sensor a, a displacement sensor b and an external intelligent terminal, wherein the opening adjusting assembly and the horizontal adjusting assembly are connected with the upper lip plate; the measurement results of the two displacement sensors are respectively used for determining the values of the lip opening degree B and the lip opening degree L; the two displacement sensors are electrically connected with the external intelligent terminal and feed back displacement information to the external intelligent terminal; and the external intelligent terminal is respectively electrically connected with the opening adjusting assembly and the horizontal adjusting assembly and controls the movement of the opening adjusting assembly and the horizontal adjusting assembly. The 'B' value and the 'L' value of the lip opening of the pulp box are measured through the displacement sensor, and then the 'B' value and the 'L' value of the lip opening of the pulp box are accurately adjusted through the opening adjusting assembly and the horizontal adjusting assembly, so that the production quality of paper is ensured.
Description
Technical Field
The invention relates to the technical field of paper manufacturing equipment, in particular to a device for automatically adjusting a lip of a head box and detecting the opening of the lip.
Background
The headbox is a critical part of a modern paper machine, the structure and properties of which are decisive for the formation and quality of the paper. The size of the lip opening is one of the important factors affecting the paper making. The headbox currently used on the market can basically only adjust the lip opening value (B value), but very individual headboxes require simultaneous adjustment of the lip opening value (B value) and the dimension value (L value) from the lower edge of the lip strip to the outer edge of the lower lip. Wherein the value of "B" is realized by the rotation of the upper lip plate, and the adjustment of the value of "L" is realized by the back and forth movement of the upper lip plate. At present, in the production process, the values of 'B' and 'L' are measured by a manual measuring tool for each adjustment, so that the operation is very inconvenient, and the production is delayed due to slow work progress. Particularly, the headbox for simultaneously adjusting the values of B and L is easy to have different manual adjustment results every time, often only one value of B and L can be met, and the other value can only be approximate, so that the values of B and L are not accurate enough after manual adjustment, and the quality of paper is influenced.
Disclosure of Invention
The invention aims to provide an automatic lip opening adjusting and opening detecting device of a head box, which realizes mechanical operation instead of manual operation, improves the accuracy of lip opening adjustment and further ensures the paper quality.
The invention is realized by the following technical scheme:
a device for automatically adjusting the lip opening of a head box and detecting the lip opening of the head box comprises an upper lip plate, an opening adjusting assembly for adjusting the lip opening B, a horizontal adjusting assembly for adjusting the horizontal width L of the lip opening, a displacement sensor a, a displacement sensor B and an external intelligent terminal, wherein the opening adjusting assembly and the horizontal adjusting assembly are connected with the upper lip plate;
the displacement sensor a is matched with the opening degree adjusting assembly to be used for measuring the opening degree displacement of the opening degree adjusting assembly, and each opening degree displacement corresponds to a lip opening degree B;
the displacement sensor b is matched with the horizontal adjusting component to measure the horizontal displacement of the horizontal adjusting component, and each horizontal displacement corresponds to one horizontal lip width L;
the displacement sensor a and the displacement sensor b are both electrically connected with an external intelligent terminal and feed back displacement information to the external intelligent terminal;
and the external intelligent terminal is respectively electrically connected with the opening adjusting assembly and the horizontal adjusting assembly and controls the movement of the opening adjusting assembly and the horizontal adjusting assembly. Aiming at the problem that the opening of the lip of the conventional manually-adjusted headbox is not accurate enough, the invention provides an automatic opening adjusting and detecting device for the lip of the headbox, which realizes the accurate adjustment of a 'B' value and an 'L' value of the lip opening of the headbox through an opening adjusting component and a horizontal adjusting component which are controlled by an external intelligent terminal; and meanwhile, measuring the 'B' value and the 'L' value of the lip opening of the pulp box through a displacement sensor, feeding back the position information to an external intelligent terminal for processing, and displaying the 'B' value and the 'L' value of the lip opening of the pulp box, thereby realizing the detection of the 'B' value and the 'L' value of the lip opening of the pulp box.
The further technical scheme is as follows:
the device also comprises a mechanical opening measurer. The mechanical opening measurer comprises an opening sign and an opening pointer, the opening sign is fixed on the head box, the opening pointer is mounted on the upper lip plate, and the upper lip plate moves to drive the opening pointer to point to different numerical points on the opening sign; the invention is also provided with a mechanical opening measurer which is used for comparing the 'B' value and the 'L' value displayed by the external intelligent terminal, and when the difference value between the 'B' value and the 'L' value is larger, the device is possibly in fault, and the device needs to be overhauled.
Further: the aperture plate is provided with a 'B' value scale and an 'L' value scale.
Further: the opening adjusting component is connected with the wall of the pulp flowing box through a mounting bracket, is obliquely arranged downwards and is connected with the upper lip plate;
further: the opening degree adjusting assembly comprises a moving part a and a fixing part a, the moving part a is connected with the mounting bracket through the fixing part a, the moving end of the moving part a is hinged with the upper lip plate, and the fixed end of the moving part a is hinged with the fixing part a.
Further: the horizontal adjusting assembly comprises a fixing piece b, a moving piece b and a horizontal sliding block, the moving piece b is fixed to the mounting bracket through the fixing piece b, and the moving end of the moving piece b is connected with the horizontal sliding block;
further: the horizontal sliding block is slidably arranged on a flow channel of the head box, one end of the horizontal sliding block is hinged to the upper lip plate, and a hinged point of the horizontal sliding block and the upper lip plate is located below a hinged point of the moving part a and the upper lip plate.
Further: the displacement sensor a is arranged on the moving part a, a position detection point a matched with the displacement sensor a is arranged at the moving end of the moving part a, and the position variation between the position detection point a and the displacement sensor a is the opening displacement.
Further: the displacement sensor b is arranged on the horizontal sliding block, the mounting bracket is provided with a position detection point b matched with the displacement sensor b, and the position variation between the position detection point b and the displacement sensor b is the horizontal displacement.
Further: the display unit of the external intelligent terminal can display the lip opening B and the lip horizontal width L.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. according to the automatic opening adjusting and detecting device for the lip of the head box, the opening adjusting component and the horizontal adjusting component which are controlled by an external intelligent terminal are used for realizing the accurate adjustment of the opening degrees B and L of the lip of the head box, meanwhile, the opening degrees B and L of the lip of the head box are measured through a displacement sensor, position information is fed back to the external intelligent terminal for judgment, and then the opening degrees B and L are adjusted according to requirements;
2. the invention relates to an automatic adjusting and opening detecting device for a lip opening of a pulp flowing box, which is used for measuring a B value and an L value of the lip opening of the pulp flowing box through a displacement sensor, feeding back position information to an external intelligent terminal for processing, and displaying the B value and the L value of the lip opening of the pulp flowing box, so that the B value and the L value of the lip opening of the pulp flowing box are detected.
Drawings
In order to more clearly illustrate the technical solutions of the exemplary embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a diagram showing the positional relationship between points in the second embodiment;
FIG. 3 is a diagram showing the positional relationship between points in the third embodiment.
Reference numbers and corresponding part names in the drawings:
1-upper lip plate, 2-displacement sensor a, 3-fixed part a, 4-moving part a, 5-displacement sensor b, 6-fixed part b, 7-moving part b, 8-horizontal sliding block, 9-mounting bracket, 10-position detection point a, 11-position detection point b, and 12-aperture plate. 13-opening pointer, 14-lower lip plate and 15-lip plate strip.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the present invention. In other instances, well-known structures, circuits, materials, or methods have not been described in detail so as not to obscure the present invention.
Throughout the specification, reference to "one embodiment," "an embodiment," "one example," or "an example" means: the particular features, structures, or characteristics described in connection with the embodiment or example are included in at least one embodiment of the invention. Thus, the appearances of the phrases "one embodiment," "an embodiment," "one example" or "an example" in various places throughout this specification are not necessarily all referring to the same embodiment or example. Furthermore, the particular features, structures, or characteristics may be combined in any suitable combination and/or sub-combination in one or more embodiments or examples. Further, those of ordinary skill in the art will appreciate that the illustrations provided herein are for illustrative purposes and are not necessarily drawn to scale. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In the description of the present invention, the terms "front", "rear", "left", "right", "upper", "lower", "vertical", "horizontal", "upper", "lower", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore, should not be construed as limiting the scope of the present invention.
Example 1
As shown in fig. 1, the automatic lip opening adjusting and opening detecting device for a headbox of the present invention comprises an upper lip 1, an opening adjusting assembly for adjusting a lip opening B, a horizontal adjusting assembly for adjusting a horizontal lip width L, a displacement sensor a2, a displacement sensor B5, and an external intelligent terminal, wherein the opening adjusting assembly and the horizontal adjusting assembly are both connected to the upper lip 1;
the displacement sensor a2 is matched with the opening degree adjusting assembly to be used for measuring the opening degree displacement of the opening degree adjusting assembly, and each opening degree displacement corresponds to a lip opening degree B; the displacement sensor b5 is matched with the horizontal adjusting component to measure the horizontal displacement of the horizontal adjusting component, and each horizontal displacement corresponds to a lip horizontal width L;
the displacement sensor a2 and the displacement sensor b5 are both electrically connected with an external intelligent terminal, and feed back displacement information to the external intelligent terminal; and the external intelligent terminal is respectively electrically connected with the opening adjusting assembly and the horizontal adjusting assembly and controls the movement of the opening adjusting assembly and the horizontal adjusting assembly. Aiming at the problem that the opening of the lip of the conventional manually-adjusted headbox is not accurate enough, the invention provides an automatic opening adjusting and detecting device for the lip of the headbox, which realizes the accurate adjustment of a 'B' value and an 'L' value of the lip opening of the headbox through an opening adjusting component and a horizontal adjusting component which are controlled by an external intelligent terminal; and meanwhile, measuring the 'B' value and the 'L' value of the lip opening of the pulp box through a displacement sensor, feeding back the position information to an external intelligent terminal for processing, and displaying the 'B' value and the 'L' value of the lip opening of the pulp box, thereby realizing the detection of the 'B' value and the 'L' value of the lip opening of the pulp box. The external intelligent terminal in this embodiment is a computer that can preferentially perform data processing and reality and can issue a motion instruction. Wherein the "B" value refers to the vertical distance from the lower edge of the lip strip 15 to the lower lip 14, and the "L" value refers to the vertical distance from the lower edge of the lip strip 15 to the outer edge of the lower lip 14.
The device also includes a mechanical opening measurer for device fault detection. The mechanical opening measurer comprises an opening sign 12 and an opening pointer 113, wherein the opening sign 12 is fixed on a head box, the opening pointer 13 is installed on the upper lip 1, and the upper lip 1 moves to drive the opening pointer 13 to point to different numerical points on the opening sign; the aperture plate 12 is provided with a B value scale and an L value scale. In order to prevent the deviation of the adjustment of the lip opening degree "B" value and the lip opening degree "L" caused by the failure of the device, a mechanical opening degree measurer is additionally arranged in the embodiment to measure the lip opening degree "B" value and the lip opening degree "L", and then the lip opening degree "B" value and the lip opening degree "L" displayed by an external intelligent terminal display unit are compared, when the difference value between the two is less than 3% of the required outlet opening degree value for production, the device is considered to have no failure, the device can be normally used and meets the production requirement, when the difference value between the two is greater than 3% of the required outlet opening degree value for production, the device is considered to have failure, and the device needs to be overhauled so as to recover the normal use of the device.
The opening adjusting component is connected with the wall of a pulp flow box through a mounting bracket 9, is obliquely arranged downwards and is connected with the upper lip plate 1; in this embodiment the inclination of the opening adjustment assembly sets up the motion component that can be horizontal and vertical direction simultaneously, guarantees that the motion of the upper lip 1 of being connected with it can satisfy the regulation to lip opening "B" value.
The opening degree adjusting assembly comprises a moving piece a4 and a fixing piece a3, wherein the moving piece a4 is connected with the mounting bracket 9 through the fixing piece a3, the moving end of the moving piece a4 is hinged with the upper lip plate 1, and the fixed end of the moving piece a4 is hinged with the fixing piece a 3. And this hinge structure does not affect the movement of the horizontal adjustment assembly. The moving part a4 in this embodiment is preferably an electric push rod assembly for transmission, so that the upper lip 1 can be pushed and pulled in the installation direction of the opening adjusting assembly, and the opening adjusting assembly drives the upper lip 1 to move, so that the value of the opening degree 'B' of the lip can be adjusted; meanwhile, the transmission modes such as hydraulic cylinder transmission, gear transmission, lead screw transmission and the like which can achieve the transmission effect required in the embodiment can be equivalently replaced by the transmission modes in the embodiment. Meanwhile, the movement sensor a2 and the moving part a4 can rotate around the fixing part a3 in the vertical direction when the opening degree of the lip is adjusted. And in this embodiment, it is preferable that a hinge portion capable of being hinged to the fixing portion a3 is provided at a fixed end of the moving portion a4, and the moving portion a4 is hinged to the fixing portion a3 through the hinge portion.
The horizontal adjusting assembly comprises a fixing piece b6, a moving piece b7 and a horizontal sliding block 8, wherein the moving piece b7 is connected with the mounting bracket 9 through the fixing piece b6, and the moving end of the moving piece b7 is connected with the horizontal sliding block 8;
the horizontal sliding block 8 is slidably arranged on the wall of the headbox, one end of the horizontal sliding block 8 is hinged to the upper lip 1, and the hinged point of the horizontal sliding block 8 and the upper lip 1 is located below the hinged point of the moving part a4 and the upper lip 1. In order to prevent the displacement sensor b5 from influencing the structure of the horizontally arranged horizontal adjusting component, a horizontal sliding block 8 connected with the wall of the headbox in a sliding manner is additionally arranged for mounting and driving the displacement sensor b 5. Meanwhile, in order to avoid the mutual influence between the movement of the opening degree adjusting assembly and the movement of the horizontal adjusting assembly, in this embodiment, the hinge point of the horizontal sliding block 8 and the upper lip 1 is arranged at the right lower corner of the upper lip 1, and the hinge point of the moving part a4 and the upper lip 1 is arranged at the middle upper part of the right side of the upper lip 1. And in the embodiment, the horizontal sliding block 8 is preferably arranged on a fixed part on the flow channel of the headbox in a sliding mode.
The displacement sensor a2 is connected with the fixed part a3, a position detection point a10 matched with the displacement sensor a2 is arranged at the moving end of the moving part a4, and the position variation between the position detection point a10 and the displacement sensor a2 is the opening displacement. Displacement sensor a2 is used for detecting the displacement variation of aperture adjusting part in this embodiment, then the structural feature of combining device passes through certain calculation to lip aperture "B" value at this moment is reachd, then compares and adjusts through outside intelligent terminal and the required lip aperture "B" value of work, thereby makes lip aperture "B" value satisfy the production demand.
The displacement sensor b5 is disposed on the horizontal slider 8, and the mounting bracket 9 is provided with a position detection point b11 adapted to the displacement sensor b5, and the amount of position change between the position detection point b11 and the displacement sensor b5 is the horizontal displacement amount. Displacement sensor b5 is used for detecting the displacement variation of horizontal adjustment subassembly in this embodiment, then the structural feature of combining device passes through certain calculation to lip aperture "L" value at this moment is reachd, then compares and adjusts through outside intelligent terminal and the required lip aperture "L" value of work, thereby makes lip aperture "L" value satisfy the production demand.
The display unit of the external intelligent terminal can display a lip opening degree value B and a lip horizontal width value L. In order to facilitate the situation that an operator clearly and intuitively controls the lip opening, the lip opening "B" value and the lip opening "L" value are displayed in real time through the display unit of the external intelligent terminal in the embodiment.
Example 2
The data analysis process of the lip opening degree "B" value and the "L" value is as follows:
AS shown in fig. 2, TR, AK, AN, AS, CK, AC, AE, MT, and GW are design values of the device directly available;
NQ + ST, AT + AS, AR + EW + TR + AT may be obtained indirectly or directly in combination with displacement sensor measurements;
MK can be obtained directly from displacement sensor measurements.
The specific analysis process is as follows:
∠7＝180°-∠5-∠6
KV＝arcsin∠7
∠8＝∠9-∠7
AP＝AC·sin∠8
CP＝AC·cos∠8
the following lip opening values were obtained:
lip opening "B" value: AE-AP
Lip opening "L" value: l ═ BE-CP ═ GW-EW-CP
The corresponding relation can be established between the measured value of the sensor and the values of the lip opening degree B and L by utilizing the analysis process, so that the detection of the lip opening degree of the head box can be realized by the device, and the lip opening degree can be further automatically adjusted by an external intelligent terminal through the detection of the lip opening degree.
Example 3
The design principle of the aperture plate is as follows:
as shown in fig. 3, AH, CH, AC, AE, GE are design values of the apparatus which can be directly obtained, CF ═ DE, i.e., "B" value, GF, i.e., "L" value;
establishing a rectangular coordinate system by taking G as an origin, and obtaining the coordinate of the point H at the moment as (X)H，YH)。
The specific analysis process is as follows:
sin∠3＝cos∠1
∠4＝∠2-∠3
YH＝AE+AH·sin∠4
XH＝|GE|-|AH·cos∠4|
in this embodiment, the opening sign is fixed to the head box and is stationary, and the opening pointer is installed to the upper lip and moves together with the upper lip. The analysis process is that when the horizontal adjusting assembly is at any position, the positions of the opening indicator and the opening label scale are obtained according to the position of the upper lip plate; for each point "C" position, there is a unique point "H" position corresponding to it, i.e., there is a shifted X for any one point "HH、YHThe value corresponds to it. When the upper lip plate horizontally moves every time, the opening pointer can generate an arc-shaped motion track along with the upper lip plate, and the same Y is taken every timeHObtaining corresponding points on each arc line, drawing each arc line and recording the horizontal toneThe positions of the node components are connected with each arc line which corresponds to the same YHThe point of value, Y is generatedHScale lines of values. In a similar way, each arc line is drawn according to different XHValues, corresponding points are obtained on each arc, and X is generated by connecting the corresponding pointsHFinally, the arc line is deleted to obtain a block containing XH、YHThe opening sign of value scale mark just can carry out mechanical type measurement to the lip aperture combining the aperture pointer, compares with the lip aperture value that outside intelligent terminal shows, alright make the judgement to the device whether breaks down.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (7)
1. The automatic lip opening adjusting and opening detecting device of the head box is characterized by comprising an upper lip plate (1), an opening adjusting assembly for adjusting the opening B of the lip opening, a horizontal adjusting assembly for adjusting the horizontal width L of the lip opening, a displacement sensor a (2), a displacement sensor B (5) and an external intelligent terminal, wherein the opening adjusting assembly and the horizontal adjusting assembly are connected with the upper lip plate (1);
the displacement sensor a (2) is matched with the opening degree adjusting assembly to measure the opening degree displacement of the opening degree adjusting assembly, and each opening degree displacement corresponds to a lip opening degree B;
the displacement sensor b (5) is matched with the horizontal adjusting component to measure the horizontal displacement of the horizontal adjusting component, and each horizontal displacement corresponds to one horizontal lip width L;
the displacement sensor a (2) and the displacement sensor b (5) are electrically connected with an external intelligent terminal and feed back displacement information to the external intelligent terminal;
and the external intelligent terminal is respectively electrically connected with the opening adjusting assembly and the horizontal adjusting assembly and controls the movement of the opening adjusting assembly and the horizontal adjusting assembly.
2. The device for automatically adjusting the lip of the headbox and detecting the opening of the headbox according to claim 1, further comprising a mechanical opening measurer for detecting a device fault, wherein the mechanical opening measurer comprises an opening sign (12) and an opening pointer (13), the opening sign (12) is fixed on the headbox, the opening pointer (13) is mounted on the upper lip (1), and the upper lip (1) moves to drive the opening pointer (13) to point to different numerical points on the opening sign;
the aperture plate (12) is provided with a 'B' value scale and an 'L' value scale.
3. The automatic headbox lip adjustment and opening detection device according to claim 1, characterized in that the opening adjustment module is connected to the headbox wall via a mounting bracket (9) and is arranged obliquely downwards and connected to the upper lip (1);
the opening degree adjusting assembly comprises a moving part a (4) and a fixing part a (3), the moving part a (4) is connected with the mounting bracket (9) through the fixing part a (3), the moving end of the moving part a (4) is hinged to the upper lip plate (1), and the fixed end of the moving part a (4) is hinged to the fixing part a (3).
4. The automatic adjusting and opening degree detecting device of the lip of the headbox according to claim 3, characterized in that the horizontal adjusting assembly comprises a fixed part b (6), a moving part b (7) and a horizontal sliding block (8), wherein the moving part b (7) is connected with the mounting bracket (9) through the fixed part b (6), and the moving end of the moving part b (7) is connected with the horizontal sliding block (8);
the horizontal sliding block (8) is arranged on a flow channel of the head box in a sliding mode, one end of the horizontal sliding block (8) is hinged to the upper lip plate (1), and a hinged point of the horizontal sliding block (8) and the upper lip plate (1) is located below a hinged point of the moving part a (4) and the upper lip plate (1).
5. The automatic adjusting and opening degree detecting device for the lip of the headbox according to claim 3, characterized in that the displacement sensor a (2) is fixed on the moving part a (4), and a position detecting point a (10) matched with the displacement sensor a (2) is arranged at the moving end of the moving part a (4), and the position variation between the position detecting point a (10) and the displacement sensor a (2) is the opening degree displacement.
6. The device for automatically adjusting the lip opening and detecting the lip opening of the headbox according to claim 4, wherein the displacement sensor b (5) is arranged on the horizontal sliding block (8), the mounting bracket (9) is provided with a position detection point b (11) matched with the displacement sensor b (5), and the amount of position change between the position detection point b (11) and the displacement sensor b (5) is the horizontal displacement amount.
7. The automatic headbox lip adjustment and opening detection device of claim 1, wherein the display unit of the external intelligent terminal can display lip opening B and lip horizontal width L.
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|---|---|---|---|
| CN202110800137.5A CN113529468B (en) | 2021-07-15 | 2021-07-15 | Automatic lip adjustment and opening detection device for headbox |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110800137.5A CN113529468B (en) | 2021-07-15 | 2021-07-15 | Automatic lip adjustment and opening detection device for headbox |
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| CN113529468B CN113529468B (en) | 2023-04-28 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0514193U (en) * | 1991-08-08 | 1993-02-23 | 石川島播磨重工業株式会社 | Headbox for paper machine |
| JPH0681288A (en) * | 1992-09-01 | 1994-03-22 | Mitsubishi Heavy Ind Ltd | Device for measuring opening degree of jetting port in headbox of paper machine |
| JPH06207395A (en) * | 1993-01-11 | 1994-07-26 | Mitsubishi Paper Mills Ltd | Regulator for opening degree of slice in paper machine and method for regulation |
| WO2004067837A1 (en) * | 2003-01-29 | 2004-08-12 | Voith Paper Patent Gmbh | Former |
| CN202055088U (en) * | 2011-03-16 | 2011-11-30 | 西安维亚造纸机械有限公司 | Air cushion type flow box |
| CN202809373U (en) * | 2012-09-01 | 2013-03-20 | 潍坊凯信机械有限公司 | Hydraulic headbox of high-speed toilet paper machine |
-
2021
- 2021-07-15 CN CN202110800137.5A patent/CN113529468B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0514193U (en) * | 1991-08-08 | 1993-02-23 | 石川島播磨重工業株式会社 | Headbox for paper machine |
| JPH0681288A (en) * | 1992-09-01 | 1994-03-22 | Mitsubishi Heavy Ind Ltd | Device for measuring opening degree of jetting port in headbox of paper machine |
| JPH06207395A (en) * | 1993-01-11 | 1994-07-26 | Mitsubishi Paper Mills Ltd | Regulator for opening degree of slice in paper machine and method for regulation |
| WO2004067837A1 (en) * | 2003-01-29 | 2004-08-12 | Voith Paper Patent Gmbh | Former |
| CN202055088U (en) * | 2011-03-16 | 2011-11-30 | 西安维亚造纸机械有限公司 | Air cushion type flow box |
| CN202809373U (en) * | 2012-09-01 | 2013-03-20 | 潍坊凯信机械有限公司 | Hydraulic headbox of high-speed toilet paper machine |
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| CN113529468B (en) | 2023-04-28 |
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