CN215676868U - Laser positioning device for oil cylinder valve seat - Google Patents
Laser positioning device for oil cylinder valve seat Download PDFInfo
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- CN215676868U CN215676868U CN202121735347.2U CN202121735347U CN215676868U CN 215676868 U CN215676868 U CN 215676868U CN 202121735347 U CN202121735347 U CN 202121735347U CN 215676868 U CN215676868 U CN 215676868U
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- scale
- oil cylinder
- guide rod
- laser
- valve seat
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Abstract
The utility model relates to the technical field of positioning, and provides a laser positioning device for an oil cylinder valve seat, which comprises: a fixed seat; the guide rod is arranged on the fixed seat along the length direction of the oil cylinder, and at least one end of the guide rod extends to the outside of the fixed seat; the scale assembly comprises a connecting seat and a scale, at least one end of the guide rod is rotatably connected with the connecting seat, the scale is arranged on the connecting seat along the length direction of the guide rod, the scale is suitable for switching between a first position and a second position, the scale is positioned below the guide rod at the first position, and the scale is positioned above the guide rod at the second position; a laser slidably disposed on the scale. The utility model has simple operation and can realize the accurate positioning and installation of the oil cylinder valve seat.
Description
Technical Field
The utility model relates to the technical field of positioning, in particular to a laser positioning device for an oil cylinder valve seat.
Background
The oil cylinder is an energy conversion device for converting hydraulic energy into mechanical energy of reciprocating linear motion, valve seats are required to be installed at two ends of a cylinder barrel of the oil cylinder, and the installation requirements of the valve seats are met. At present, the commonly adopted installation mode is as follows: before installation, the distance measurement is carried out on the cylinder barrel through the ruler, so that the installation positions of the valve seats at the two ends on the cylinder barrel are determined. However, since the cylinder barrel has a machining error, when the straightness of the cylinder barrel is not good, an error is generated by measuring the distance through the scale, so that the accuracy of the mounting position of the valve seat is affected.
SUMMERY OF THE UTILITY MODEL
The utility model provides a laser positioning device for an oil cylinder valve seat, which is used for solving the defect of poor installation accuracy of the oil cylinder valve seat in the prior art and realizing accurate positioning and installation of the oil cylinder valve seat.
The utility model provides a laser positioning device for an oil cylinder valve seat, which comprises: a fixed seat; the guide rod is arranged on the fixed seat along the length direction of the oil cylinder, and at least one end of the guide rod extends to the outside of the fixed seat; the scale assembly comprises a connecting seat and a scale, at least one end of the guide rod is rotatably connected with the connecting seat, the scale is arranged on the connecting seat along the length direction of the guide rod, the scale is suitable for switching between a first position and a second position, the scale is positioned below the guide rod at the first position, and the scale is positioned above the guide rod at the second position; a laser slidably disposed on the scale.
According to the laser positioning device for the oil cylinder valve seat, provided by the utility model, the fixing seat comprises a first guide ring, a support and a limiting frame, the guide rod is arranged in the first guide ring, at least one end of the guide rod extends to the outside of the first guide ring, the support is connected with the lower side of the first guide ring, the limiting frame is connected with the upper side of the first guide ring, the limiting frame is provided with a limiting groove, and the scale is positioned in the limiting groove at the second position.
According to the laser positioning device for the oil cylinder valve seat, provided by the utility model, the support is telescopic.
According to the laser positioning device for the oil cylinder valve seat, provided by the utility model, the limiting groove is a limiting step, and the limiting step is arranged at the upper end of the limiting frame.
According to the laser positioning device for the oil cylinder valve seat, two fixing seats are arranged in parallel, the guide rod penetrates through the two fixing seats, and two ends of the guide rod are located outside the fixing seats.
According to the laser positioning device for the oil cylinder valve seat, the connecting seat is rotatably connected with the guide rod through the second guide ring.
According to the laser positioning device for the oil cylinder valve seat, provided by the utility model, the slide block is arranged on the scale, and the laser is arranged on the slide block.
According to the laser positioning device for the oil cylinder valve seat, two lasers are arranged.
According to the laser positioning device for the oil cylinder valve seat, provided by the utility model, laser emitted by the laser is surface laser.
The laser positioning device for the oil cylinder valve seat further comprises a rack, wherein an oil cylinder placing groove arranged along the length direction of an oil cylinder is formed in the top surface of the rack, and the fixing seat is arranged on the side surface of the rack.
The laser positioning device for the oil cylinder valve seat is rotatably connected with the guide rod through the connecting seat, the scale is arranged on the connecting seat, when the connecting seat rotates, the scale is driven to turn over up and down, when the connecting seat is in an initial state, namely a first position, the scale turns over downwards, the scale is protected, when measurement and positioning are needed, namely a second position, the scale turns over upwards, and the laser positioning device has the characteristic of simplicity and convenience in operation; the valve seat is positioned by laser through the laser which is arranged on the scale in a sliding manner, and the installation precision of the valve seat is effectively improved.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is one of the schematic structural diagrams of a laser positioning device for a valve seat of an oil cylinder provided by the utility model;
FIG. 2 is a second schematic structural view of a laser positioning device for a valve seat of a cylinder according to the present invention;
FIG. 3 is a schematic diagram of a laser emitting surface laser light provided by the present invention;
FIG. 4 is a top view of FIG. 2;
FIG. 5 is an enlarged view of a portion of FIG. 4 at A;
FIG. 6 is a left side view of FIG. 2;
reference numerals:
1: an oil cylinder; 11: an oil cylinder oil hole; 2: a valve seat; 21: a valve seat oil hole;
3: a fixed seat; 31: a first guide ring; 32: a support; 33: a limiting frame;
34: a limiting step; 4: a guide bar; 5: a scale assembly; 51: a connecting seat; 52: a scale;
53: a slider; 54: a second guide ring; 6: a laser; 61: surface laser; 7: a rack;
71: hydro-cylinder standing groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. 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.
In the description of the embodiments of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. Specific meanings of the above terms in the embodiments of the present invention can be understood in specific cases by those of ordinary skill in the art.
In embodiments of the utility model, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
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 an embodiment of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to 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 and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
The laser positioning device for the oil cylinder valve seat of the utility model is described in the following with reference to fig. 1-6.
According to the embodiment of the utility model, the laser positioning device for the oil cylinder valve seat mainly comprises: fixing base 3, guide arm 4, scale subassembly 5 and laser instrument 6. Wherein, fixing base 3 is used for fixed mounting in the side of hydro-cylinder 1, and in this example, fixing base 3 is installed in the side of the rack 7 of the following embodiment, and guide arm 4 sets up on fixing base 3 along hydro-cylinder 1 length direction, and at least one end of guide arm 4 extends to the outside of fixing base 3, can be that the left end or the right-hand member of guide arm are located the outside of fixing base, also can be that the left and right both ends of guide arm are located the outside of fixing base respectively, be convenient for install connecting seat 51 at the tip of guide arm 4. It should be understood that the cylinder of the present invention is the element to be measured, and not the structural component of the apparatus of the present invention.
The scale assembly 5 comprises a connecting seat 51 and a scale 52, at least one end of the guide rod 4 is rotatably connected with the connecting seat 51, and specifically, when the guide rod 4 penetrates through the fixing seat 3 and two ends of the guide rod 4 are positioned outside the fixing seat 3, two ends of the guide rod 4 are respectively connected with the connecting seat 51 which can rotate around the guide rod 4, so that the stability of the scale assembly 5 is improved; the scale 52 is arranged on the connecting base 51 along the length direction of the guide rod 4, and when the connecting base 51 rotates, the scale 52 can rotate relative to the guide rod 4, that is, the scale 52 is suitable for switching between a first position and a second position, wherein the scale 52 is turned below the guide rod 4, as shown in fig. 1; in the second position, the scale 52 is flipped over the guide bar 4, as shown in fig. 2.
The laser 6 is slidably disposed on the scale 52 for laser positioning of the valve seat 2 on the cylinder of the oil cylinder 1.
According to the embodiment of the utility model, the scale assembly 5 is rotationally connected to the guide rod 4, so that the scale assembly 5 can rotate relative to the guide rod 4, the scale 52 is turned downwards in an initial state, namely a first position, so that the scale 52 is protected, and when measurement and positioning are needed, namely a second position, the scale 52 is turned upwards, so that the valve seat 2 is conveniently positioned and installed, and the method has the characteristic of simplicity and convenience in operation; and the valve seat 2 is positioned by the laser 6 arranged on the scale 52 in a sliding way, so that the installation precision of the valve seat 2 is effectively improved, and the specific positioning principle is as follows.
In one embodiment, the fixing base 3 includes a first guide ring 31, a bracket 32 and a limiting frame 33, the guide rod 4 is disposed in the first guide ring 31, and at least one end of the guide rod 4 extends to the outside of the first guide ring 31, so as to install the connecting seat 51, the bracket 32 and the limiting frame 33 are respectively disposed on the upper side and the lower side of the first guide ring 31, specifically, the bracket 32 is welded to the lower side of the first guide ring 31 to serve as a support, the limiting frame 33 is welded to the upper side of the first guide ring 31, the limiting frame 33 is provided with a limiting groove, in the second position, when the scale 52 is turned upwards, the scale 52 is located in the limiting groove, the turning angle of the scale 52 is limited through the limiting groove, and the stability of the scale 52 is improved.
In one embodiment, a first bearing is provided in the first guide ring 31, and the guide rod 4 is connected to the first guide ring 31 through the first bearing.
In one embodiment, the support 32 is a telescopic structure so as to adjust the height of the fixing base 3, and further position the valve seats 2 of the oil cylinders 1 with different sizes, thereby improving the adaptability of the device.
In one embodiment, the bracket 32 is L-shaped and includes a horizontal portion and a vertical portion, the horizontal portion of the bracket 32 is fixed to a side surface of the stand 7 of the following embodiments, and the vertical portion of the bracket 32 is welded to a lower side of the first guide ring 31.
In the present example, the limiting groove is a limiting step 34, the limiting step 34 is disposed at the upper end of the limiting frame 33, and the scale 52 is overlapped on the limiting step 34 when the scale 52 is turned upwards, so as to stabilize the scale 52 and facilitate measurement. It should be understood that the limiting groove of the present invention is integrated with the limiting frame 33, i.e. the limiting groove is the structure of the limiting frame 33.
It is understood that the specific number of the fixing seats 3 of the present invention is not particularly limited, and may be adjusted according to actual conditions. In the present embodiment, two fixing bases 3 are arranged in parallel, the guide rod 4 penetrates through the two fixing bases 3, and two ends of the guide rod 4 are respectively located outside the fixing bases 3. Specifically, the guide rod 4 penetrates through the two first guide rings 31, the left end and the right end of the guide rod 4 are respectively located outside the first guide rings 31, the left end and the right end of the guide rod 4 are respectively rotatably connected with the connecting seat 51, and two ends of the scale 52 are arranged on the connecting seat 51.
According to the embodiment of the present invention, at least one end of the guide bar 4 is rotatably connected with the second guide ring 54, and the connecting seat 51 is connected with the second guide ring 54, so that the connecting seat 51 is rotatably connected with the guide bar 4 through the second guide ring 54. In this example, second guide rings 54 are connected to the left and right ends of the guide bar 4, respectively.
In one example, a second bearing is provided in the second guide ring 54, and the end of the guide rod 4 is provided in the second bearing, thereby improving the rotation performance.
According to the embodiment of the present invention, the scale assembly 5 further includes a slider 53, the slider 53 is slidably disposed on the scale 52, the laser 6 is disposed on the slider 53, and the laser 6 is moved on the scale 52 by moving the slider 53.
According to the embodiment of the utility model, two lasers 6 are arranged so as to respectively position the valve seats 2 at two ends of the cylinder barrel of the oil cylinder 1, and the two valve seats 2 can keep a certain size value through the scale 52, that is, the distance between the two valve seats 2 can be measured through the scale of the scale 52, so as to ensure that the installation requirement is met.
According to the embodiment of the utility model, the laser emitted by the laser 6 is the surface laser 61, so that the laser alignment and positioning are facilitated. Specifically, the surface laser 61 irradiates the surface of the cylinder barrel, the coverage area is larger relative to the line laser, and the laser alignment effect cannot be influenced due to the inaccurate height position of the laser 6.
According to the embodiment of the utility model, the laser positioning device further comprises a rack 7, the top surface of the rack 7 is provided with an oil cylinder placing groove 71 which is arranged along the length direction of the oil cylinder 1 and is used for placing the oil cylinder 1, and the fixed seat 3 is arranged on the side surface of the rack 7.
The specific shape of the cylinder placement groove 71 is not particularly limited, and may be, for example, an arc shape, a square shape, or a V shape. In this example, the cylinder placing groove 71 is V-shaped, so that the cylinder 1 can be conveniently erected in the V-shaped cylinder placing groove 71, that is, a gap is formed between the bottom of the cylinder 1 and the V-shaped cylinder placing groove 71, and the cylinder 1 can be conveniently taken and placed.
According to an embodiment of the present invention, as shown in fig. 1 to 6, the laser positioning device for a cylinder valve seat provided by the present invention includes a stage 7, two fixing bases 3, a guide rod 4, a scale assembly 5 and a laser 6. The top surface of the rack 7 is provided with a V-shaped oil cylinder placing groove 71, each fixing seat 3 comprises a first guide ring 31, a support 32 and a limiting frame 33, the support 32 is telescopic, the first end of the support 32 is fixed on the side surface of the rack 7, the second end of the support 32 is welded on the lower side of the first guide ring 31, the limiting frame 33 is welded on the upper side of the first guide ring 31, and the upper end of the limiting frame 33 is provided with a limiting step 34; the guide rod 4 penetrates through the two first guide rings 31, and two ends of the guide rod 4 are positioned outside; the scale assembly 5 comprises two connecting seats 51, a scale 52 and two sliding blocks 53, the two connecting seats 51 are rotatably connected with two ends of the guide rod 4 through second guide rings 54 respectively, two ends of the scale 52 are arranged in the two connecting seats 51, the two sliding blocks 53 are slidably arranged on the scale 52, and each sliding block 53 is provided with a laser 6.
The working principle of the laser positioning device for the oil cylinder valve seat provided by the utility model is described below.
As shown in fig. 1, in the initial state, the scale 52 is turned downward; when the measurement positioning using the scale 52 is required, the scale 52 needs to be turned upward as shown in fig. 2.
As shown in fig. 5, the cylinder barrel of the cylinder 1 is provided with a cylinder oil hole 11, the valve seat 2 is provided with a valve seat oil hole 21, and the diameter of the valve seat oil hole 21 is larger than that of the cylinder oil hole 11, so that alignment is facilitated, and errors caused by operations such as installation and the like are offset.
The 2 installation processes of disk seat on 1 cylinder of hydro-cylinder specifically include:
(1) placing the cylinder barrel of the oil cylinder 1 on the rack 7, turning over the scale 52, limiting the turning angle of the scale 52 through the limiting step 34, enabling the scale 52 to be located on the limiting step 34, adjusting the telescopic height of the support 32 to a proper position, moving the two sliding blocks 53 to drive the two lasers 6 to respectively move to positions approximately aligned with the oil cylinder oil holes 11 at the two ends of the oil cylinder 1, and roughly adjusting;
(2) as shown in fig. 3, the laser 6 is turned on, the laser 6 emits the surface laser 61, the surface laser 61 irradiates the surface of the cylinder, the two sliding blocks 53 on the scale 52 are moved again, the surface lasers 61 of the two lasers 6 are respectively aligned with the center lines of the two cylinder oil holes 11 at the two ends of the cylinder 1, and a certain dimension value is maintained between the two sliding blocks 53, so that the dimension values, namely fine adjustment, of the two valve seats 2 on the cylinder 1 are maintained;
(3) as shown in fig. 4 and 5, the valve seat 2 is placed at a cylinder mounting position, which is a position where the valve seat oil hole 21 and the cylinder oil hole 11 are substantially coaxial, i.e., coarse adjustment; the position of the valve seat 2 is adjusted until the surface laser 61 is exactly aligned with the central line of the valve seat oil hole 21, namely fine adjustment is carried out, and at the moment, the position of the valve seat 2 is determined;
(4) finally, the periphery of the valve seat 2 and the outer surface of the cylinder barrel are welded and fixed through a welding gun, and after welding is completed, the scale 52 is turned over, so that accurate positioning and installation of the valve seat 2 of the oil cylinder 1 are achieved.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides an hydro-cylinder disk seat laser positioning device which characterized in that includes:
a fixed seat;
the guide rod is arranged on the fixed seat along the length direction of the oil cylinder, and at least one end of the guide rod extends to the outside of the fixed seat;
the scale assembly comprises a connecting seat and a scale, at least one end of the guide rod is rotatably connected with the connecting seat, the scale is arranged on the connecting seat along the length direction of the guide rod, the scale is suitable for switching between a first position and a second position, the scale is positioned below the guide rod at the first position, and the scale is positioned above the guide rod at the second position;
a laser slidably disposed on the scale.
2. The laser positioning device for the oil cylinder valve seat according to claim 1, wherein the fixing seat comprises a first guide ring, a bracket and a limiting frame, the guide rod is arranged in the first guide ring, at least one end of the guide rod extends to the outside of the first guide ring, the bracket is connected with the lower side of the first guide ring, the limiting frame is connected with the upper side of the first guide ring, the limiting frame is provided with a limiting groove, and the scale is located in the limiting groove at the second position.
3. The laser positioning device for the cylinder valve seat according to claim 2, wherein the support is retractable.
4. The laser positioning device for the oil cylinder valve seat according to claim 2, wherein the limiting groove is a limiting step, and the limiting step is arranged at the upper end of the limiting frame.
5. The laser positioning device for the oil cylinder valve seat according to claim 1, wherein two fixing seats are arranged in parallel, the guide rod penetrates through the two fixing seats, and two ends of the guide rod are located outside the fixing seats.
6. The laser positioning device for the oil cylinder valve seat according to claim 1, wherein the connecting seat is rotatably connected with the guide rod through a second guide ring.
7. The laser positioning device for the oil cylinder valve seat according to claim 1, wherein a sliding block is arranged on the scale, and the laser is arranged on the sliding block.
8. The laser positioning device for the oil cylinder valve seat according to claim 1, wherein two lasers are provided.
9. The laser positioning device for the oil cylinder valve seat according to claim 1, wherein the laser emitted by the laser is a surface laser.
10. The laser positioning device for the oil cylinder valve seat according to any one of claims 1 to 9, characterized by further comprising a rack, wherein the top surface of the rack is provided with an oil cylinder placing groove arranged along the length direction of the oil cylinder, and the fixing seat is arranged on the side surface of the rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121735347.2U CN215676868U (en) | 2021-07-28 | 2021-07-28 | Laser positioning device for oil cylinder valve seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121735347.2U CN215676868U (en) | 2021-07-28 | 2021-07-28 | Laser positioning device for oil cylinder valve seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215676868U true CN215676868U (en) | 2022-01-28 |
Family
ID=79981942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121735347.2U Active CN215676868U (en) | 2021-07-28 | 2021-07-28 | Laser positioning device for oil cylinder valve seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215676868U (en) |
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2021
- 2021-07-28 CN CN202121735347.2U patent/CN215676868U/en active Active
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