CN104864843A - High-accuracy two-layer collimating guide rail - Google Patents
High-accuracy two-layer collimating guide rail Download PDFInfo
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- CN104864843A CN104864843A CN201510288662.8A CN201510288662A CN104864843A CN 104864843 A CN104864843 A CN 104864843A CN 201510288662 A CN201510288662 A CN 201510288662A CN 104864843 A CN104864843 A CN 104864843A
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- sliding plate
- guide rail
- pressing plate
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- 230000007246 mechanism Effects 0.000 claims abstract description 13
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 18
- 229910052802 copper Inorganic materials 0.000 claims description 18
- 239000010949 copper Substances 0.000 claims description 18
- 238000005452 bending Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 description 9
- 239000000428 dust Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C1/00—Measuring angles
- G01C1/02—Theodolites
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
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Abstract
The invention discloses a high-accuracy two-layer collimating guide rail which comprises a guide rail component, an upper cover component and a lower cover component, wherein the guide rail component comprises a sliding base, an upper sliding plate slidingly mounted on the upper surface of the sliding base, an upper pressing block used for limiting linear sliding of the upper sliding plate, a lower sliding plate slidingly mounted on the lower surface of the sliding base, and a lower pressing block used for limiting linear sliding of the lower sliding plate; sliding directions of the upper sliding plate and the lower sliding plate are perpendicular; the upper cover component comprises an upper cover plate used for mounting and fixing a theodolite; a locking mechanism used for locking and fixing the theodolite is arranged on the upper surface of the upper cover plate; the lower cover component comprises a lower cover plate connected with a tripod; the lower sliding plate is fixedly mounted on the upper surface of the lower cover plate, and reversely mounted on the lower surface of the sliding base in a pressing manner via the lower pressing block; the upper sliding plate is forward mounted on the upper surface of the sliding base in a pressing manner via the upper pressing block; and the upper surface of the upper sliding plate is fixedly connected with the lower surface of the upper cover plate. The guide rail is applicable to adjustment of the theodolite.
Description
Technical Field
The invention relates to an accessory for adjusting the field range of a theodolite, in particular to a high-precision double-layer aiming guide rail.
Background
At present, accurate optical aiming is required to be carried out in optical benchmark testing, field surveying and mapping, true north benchmark calibration and missile aiming, and generally high-precision theodolite is adopted for horizontal benchmark conversion. The using process is as follows: the method comprises the steps of fixing a tripod, erecting a high-precision theodolite on the tripod, adjusting the level of the high-precision theodolite, aiming at an A target reflector, aiming at a B target reflector, and determining the angular position relation between the normals of the A and B target reflectors through the high-precision theodolite.
However, in the aiming process of the high-precision theodolite, the situation that the target reflector is positioned at the edge of the field of view of the high-precision theodolite or outside the field of view often occurs, so that the position of the tripod or the target reflector needs to be moved at the moment to ensure that the two target reflectors are both positioned in the field of view of the high-precision theodolite. Therefore, in the using process, the position of the tripod or the target reflector needs to be frequently moved, so that the aiming time of the high-precision theodolite can be greatly prolonged, and the efficiency is low.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a high-precision double-layer aiming guide rail which can ensure that two target reflectors are both positioned in the field range of a high-precision theodolite without moving a tripod or the positions of the target reflectors.
In order to achieve the purpose, the invention adopts the following technical scheme: a high-precision double-layer aiming guide rail comprises a guide rail assembly, an upper cover assembly and a lower cover assembly; wherein,
the guide rail assembly comprises a sliding seat, an upper sliding plate, an upper pressing block, a lower sliding plate and a lower pressing block, wherein the upper sliding plate is slidably mounted on the upper surface of the sliding seat;
the upper cover assembly comprises an upper cover plate for mounting and fixing the theodolite, and a locking mechanism for locking and fixing the theodolite is arranged on the upper surface of the upper cover plate;
the lower cover assembly comprises a lower cover plate for connecting a tripod;
lower slide fixed mounting be in on the upper surface of apron down, lower briquetting is reverse will lower slide pressure equipment is in on the lower surface of slide, it will to go up the briquetting forward upper slide pressure equipment is in on the upper surface of slide, the upper surface of going up the slide with the lower fixed surface of upper cover plate is connected.
Through adding between theodolite and tripod and establishing the guide rail, and this guide rail adopts two slides to correspond the double rail structure of slidable mounting on the upper and lower surface of a slide respectively, like this, through adjusting the guide rail, alright realize the quick adjustment of theodolite, easy operation, convenient and the simple structure of this guide rail, with low costs.
In the above scheme, the upper pressing block includes an upper vertical pressing plate and an upper transverse pressing plate, the upper vertical pressing plate is vertically arranged, the lower surface of the upper transverse pressing plate is fixedly mounted on the upper surface of the upper vertical pressing plate, the lower surface of the upper vertical pressing plate is fixedly mounted on the upper surface of the sliding seat, the upper vertical pressing plate and the upper transverse pressing plate are spliced to form an upper guide surface of a bending structure matched with the guide side of the upper sliding plate, and the two guide sides of the upper sliding plate are respectively pressed on the sliding seat by the two upper pressing blocks which are symmetrically arranged;
the lower pressing block comprises a lower vertical pressing plate and a lower transverse pressing plate, the lower vertical pressing plate is vertically arranged, the lower transverse pressing plate is transversely arranged, the upper surface of the lower transverse pressing plate is fixedly arranged on the lower surface of the lower vertical pressing plate, the upper surface of the lower vertical pressing plate is fixedly arranged on the lower surface of the sliding seat, the lower vertical pressing plate and the lower transverse pressing plate are spliced to form a lower guide surface of a bending structure matched with the guide side of the lower sliding plate, and the two lower pressing blocks are symmetrically arranged and respectively press-fit the two guide sides of the lower sliding plate on the sliding seat.
Because the guide surface of the planar structure is very easy to process and has high processing precision, the press block is designed into a split structure, so that the processing precision of the guide surface of the bending structure formed by splicing the vertical press plate and the transverse press plate is also high, and the adjusting precision of the guide rail is improved.
In the above scheme, the upper guide surface is a right-angle guide surface, upper copper bars are respectively arranged between two plane guide surfaces of the right-angle guide surface and the corresponding guide side of the upper sliding plate, and the two upper copper bars are respectively fixedly mounted on the upper vertical pressing plate and the upper transverse pressing plate;
the lower guide surface is also a right-angle guide surface, lower copper strips are respectively arranged between two plane guide surfaces of the right-angle guide surface and the corresponding guide sides of the lower sliding plate, and the two upper copper strips are respectively and fixedly installed on the lower vertical pressing plate and the lower transverse pressing plate.
The copper bars are respectively additionally arranged between the guide surface and the guide side of the sliding plate, so that the sliding precision can be further improved, and the adjusting precision of the guide rail is further improved.
In the above scheme, this guide rail still includes top slide adjusting part, top slide adjusting part is including last adjustment handle and the last spiral shell seat of mutually supporting, go up spiral shell seat fixed mounting in on the upper surface of slide, go up adjustment handle's screw thread end and pass go up behind the spiral shell seat with the top slide links to each other. The operation of the guide rail is more convenient by adding the sliding plate adjusting component.
In the above scheme, the upper sliding plate is of a frame structure, the threaded end of the upper adjusting handle penetrates through the upper sliding plate, a row of upper balls and an upper bearing bush are respectively arranged at positions of the threaded end of the upper adjusting handle corresponding to two sides of the upper sliding plate, and upper double nuts for positioning and fastening the upper balls and the upper bearing bush are arranged at the end of the threaded end of the upper adjusting handle. Of course, other connection means may be used.
In the above scheme, the guide rail further comprises a lower sliding plate adjusting assembly, the lower sliding plate adjusting assembly comprises a lower adjusting handle and a lower screw seat which are matched with each other, the lower screw seat is fixedly arranged on the lower surface of the sliding seat, and the threaded end of the lower adjusting handle penetrates through the lower screw seat and then is connected with the lower sliding plate.
In the above scheme, the lower sliding plate is of a frame structure, the threaded end of the lower adjusting handle penetrates through the lower sliding plate, a row of lower balls and a lower bearing bush are respectively arranged at positions, corresponding to two sides of the lower sliding plate, of the threaded end of the lower adjusting handle, and a lower double nut for positioning and fastening the lower balls and the lower bearing bush is arranged at the end of the threaded end of the lower adjusting handle.
In the above scheme, install on the slide and be used for protecting the frame subassembly that encloses of inner structure, enclose the frame subassembly including last frame, enclose the frame down and set up respectively on enclose the frame upper surface and enclose the dustproof felt on the frame lower surface down, enclose the frame down through protruding fixed mounting on the inside wall on the slide, the lower fixed surface that encloses the frame on go up install enclose under on the upper surface of frame, dustproof felt respectively with the lower surface of upper cover plate with the upper surface in close contact with of apron down. Through enclosing the frame subassembly with establishing and can keep apart the internals and the external environment of this guide rail effectively to avoided the condition emergence of influencing the precision because of the dust gets into inside, also improved the life of this guide rail simultaneously.
In the above scheme, locking mechanism includes reverse fixed mounting and is in locking spiral shell seat on the upper cover plate upper surface, clearance suit are in just be used for compressing tightly on the locking spiral shell seat the clamp plate of theodolite is installed just press on the locking spiral shell seat lock nut on the clamp plate, locking spiral shell seat top surface is equipped with stop screw, stop screw's spiral shell head lower surface is located the top of lock nut upper surface, stop screw's spiral shell head's external diameter is greater than lock nut's internal diameter. The number of the locking mechanisms in the guide rail is 2, and the locking mechanisms can be designed according to actual needs and can also be of other structures.
In the above scheme, be equipped with the shape on the upper cover plate upper surface with theodolite appearance matched with stopper, be equipped with three on the lower cover plate lower surface can with the fixed reference column of tripod quick location. Through adding stopper and reference column of establishing, realized this guide rail respectively with the theodolite with the quick location installation between the tripod.
The technical scheme provided by the invention has the beneficial effects that:
1. the guide rail is additionally arranged between the theodolite and the tripod, and the guide rail adopts a double-guide-rail structure that two sliding plates are respectively and correspondingly slidably arranged on the upper surface and the lower surface of a sliding seat, so that the theodolite can be quickly adjusted by adjusting the guide rail, the operation is simple and convenient, and the guide rail has a simple structure and low cost;
2. the guide surface of the planar structure is very easy to process and high in processing precision, so that the press block is designed into a split structure, the processing precision of the guide surface of the bending structure formed by splicing the vertical press plate and the transverse press plate is high, and the adjustment precision of the guide rail is improved;
3. the copper bars are respectively additionally arranged between the guide surface and the guide side of the sliding plate, so that the sliding precision can be further improved, and the adjusting precision of the guide rail is further improved;
4. the operation of the guide rail is more convenient through the additionally arranged sliding plate adjusting assembly;
5. the additionally arranged enclosure frame assembly can effectively isolate internal parts of the guide rail from the external environment, thereby avoiding the occurrence of the condition that the precision is influenced because dust enters the interior, and simultaneously prolonging the service life of the guide rail;
6. through adding stopper and reference column of establishing, realized this guide rail respectively with the theodolite with the quick location installation between the tripod.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a schematic cross-sectional view taken along line B-B of FIG. 1;
FIG. 4 is a schematic view of the rail assembly;
FIG. 5 is a schematic structural view showing the positional relationship among the slide, the upper slide plate and the upper press block;
FIG. 6 is a schematic structural view of the lid assembly;
FIG. 7 is a schematic view of the structure of the lower lid assembly;
FIG. 8 is a schematic structural view of the locking mechanism;
fig. 9 is a schematic view of the structure of the slide plate adjusting assembly, i.e., the upper or lower slide plate adjusting assembly.
The device comprises a guide rail assembly 1, a sliding seat 1a, an upper sliding plate 1b, an upper pressing block 1c, an upper vertical pressing plate 1c1, an upper transverse pressing plate 1c2, an upper copper bar 1c3, a lower sliding plate 1d, a lower pressing block 1e, a lower vertical pressing plate 1e1, a lower transverse pressing plate 1e2, a lower copper bar 1e3, an upper cover assembly 2, an upper cover plate 2a, a locking mechanism 2b, a locking screw seat 2b1, a pressing plate 2b2, a locking nut 2b3, a limiting screw 2b4, a limiting block 2c, a lower cover assembly 3, a lower cover plate 3a, a positioning column 3b, an upper sliding plate adjusting assembly 4, an upper adjusting handle 4a, an upper screw seat 4b, an upper ball bearing 4d, an upper double nut 4e, a lower sliding plate adjusting assembly 5, a lower adjusting handle 5a, a lower screw seat 5b, a lower ball bearing 5c, a lower double nut 5e, a bounding box assembly 6, an upper bounding box 6a, a lower bounding box 6c and a dustproof box.
Detailed Description
The invention is described in further detail below with reference to the following figures and specific examples:
as shown in fig. 1, the present embodiment includes a rail assembly 1, an upper cover assembly 2, and a lower cover assembly 3; the guide rail assembly 1 comprises a sliding seat 1a, an upper sliding plate 1b which is slidably mounted on the upper surface of the sliding seat 1a, an upper pressing block 1c for limiting the linear sliding of the upper sliding plate 1b, a lower sliding plate 1d which is slidably mounted on the lower surface of the sliding seat 1a, and a lower pressing block 1e for limiting the linear sliding of the lower sliding plate 1d, wherein the upper sliding plate 1b is perpendicular to the sliding direction of the lower sliding plate 1 d; the upper cover assembly 2 comprises an upper cover plate 2a used for installing and fixing the theodolite, and a locking mechanism 2b used for locking and fixing the theodolite is arranged on the upper surface of the upper cover plate 2 a; the lower cover assembly 3 includes a lower cover plate 3a for connecting a tripod; the lower sliding plate 1d is fixedly arranged on the upper surface of the lower cover plate 3a, the lower pressing block 1e presses the lower sliding plate 1d on the lower surface of the sliding seat 1a in a reverse direction, the upper pressing block 1c presses the upper sliding plate 1b on the upper surface of the sliding seat 1a in a forward direction, and the upper surface of the upper sliding plate 1b is fixedly connected with the lower surface of the upper cover plate 2 a. Through adding between theodolite and tripod and establishing the guide rail, and this guide rail adopts two slides to correspond the double rail structure of slidable mounting on the upper and lower surface of a slide respectively, like this, through adjusting the guide rail, alright realize the quick adjustment of theodolite, easy operation, convenient and the simple structure of this guide rail, with low costs.
The upper pressing block 1c comprises an upper vertical pressing plate 1c1 and an upper transverse pressing plate 1c2, the upper vertical pressing plate 1c1 is vertically arranged, the lower surface of the upper transverse pressing plate 1c2 is fixedly arranged on the upper surface of the upper vertical pressing plate 1c1, the lower surface of the upper vertical pressing plate 1c1 is fixedly arranged on the upper surface of the sliding seat 1a, the upper vertical pressing plate 1c1 and the upper transverse pressing plate 1c2 are spliced to form an upper guide surface of a bending structure matched with the guide side of the upper sliding plate 1b, and the two guide sides of the upper sliding plate 1b are respectively pressed on the sliding seat 1a by the two symmetrically arranged upper pressing blocks 1 c; the lower pressing block 1e comprises a vertically arranged lower vertical pressing plate 1e1 and a horizontally arranged lower horizontal pressing plate 1e2, the upper surface of the lower horizontal pressing plate 1e2 is fixedly installed on the lower surface of the lower vertical pressing plate 1e1, the upper surface of the lower vertical pressing plate 1e1 is fixedly installed on the lower surface of the sliding seat 1a, the lower vertical pressing plate 1e1 and the lower horizontal pressing plate 1e2 are spliced to form a lower guide surface of a bending structure matched with the guide side of the lower sliding plate 1d, and the two lower pressing blocks which are symmetrically arranged are respectively used for pressing the two guide sides of the lower sliding plate 1d on the sliding seat 1 a. Because the guide surface of the planar structure is very easy to process and has high processing precision, the press block is designed into a split structure, so that the processing precision of the guide surface of the bending structure formed by splicing the vertical press plate and the transverse press plate is also high, and the adjusting precision of the guide rail is improved.
The upper guide surface is a right-angle guide surface, an upper copper bar 1c3 is respectively arranged between two plane guide surfaces of the right-angle guide surface and the guide side of the corresponding upper sliding plate 1b, and the two upper copper bars 1c3 are respectively fixedly arranged on the upper vertical pressing plate 1c1 and the upper transverse pressing plate 1c 2; the lower guide surface is also a right-angle guide surface, lower copper bars 1e3 are respectively arranged between two plane guide surfaces of the right-angle guide surface and the guide side of the corresponding lower sliding plate 1d, and the two upper copper bars 1e3 are respectively and fixedly installed on the lower vertical pressing plate 1e1 and the lower transverse pressing plate 1e 2. The copper bars are respectively additionally arranged between the guide surface and the guide side of the sliding plate, so that the sliding precision can be further improved, and the adjusting precision of the guide rail is further improved.
The guide rail further comprises an upper sliding plate adjusting component 4, the upper sliding plate adjusting component 4 comprises an upper adjusting handle 4a and an upper screw seat 4b which are matched with each other, the upper screw seat 4b is fixedly installed on the upper surface of the sliding seat 1a, and the threaded end of the upper adjusting handle 4a penetrates through the upper screw seat 4b and then is connected with the upper sliding plate 1 b. The operation of the guide rail is more convenient by adding the sliding plate adjusting component. The upper sliding plate 1b is of a frame structure, a threaded end of the upper adjusting handle 4a penetrates through the upper sliding plate 1b, a row of upper balls 4c and an upper bearing bush 4d are respectively arranged at positions, corresponding to two sides of the upper sliding plate 1b, of the threaded end of the upper adjusting handle 4a, and an upper double nut 4e used for positioning and fastening the upper balls 4c and the upper bearing bush 4d is arranged at the end of the threaded end of the upper adjusting handle 4 a. Of course, other connection means may be used.
This guide rail still includes lower slide adjusting part 5, lower slide adjusting part 5 is including the lower adjustment handle 5a and the screw base 5b down of mutually supporting, screw base 5b fixed mounting down on the lower surface of slide 1a, the screw thread end of adjusting handle 5a passes down behind the screw base 5b with lower slide 1d links to each other. The lower sliding plate 1d is of a frame structure, a threaded end of the lower adjusting handle 5a penetrates through the lower sliding plate 1d, a row of lower balls 5c and a lower bearing bush 5d are respectively arranged at positions, corresponding to two sides of the lower sliding plate 1d, of the threaded end of the lower adjusting handle 5a, and a lower double nut 5e used for positioning and fastening the lower balls 5c and the lower bearing bush 5d is arranged at the end of the threaded end of the lower adjusting handle 5 a.
The sliding seat 1a is provided with an enclosing frame assembly 6 for protecting an internal structure, the enclosing frame assembly 6 comprises an upper enclosing frame 6a, a lower enclosing frame 6b and dustproof felts 6c respectively arranged on the upper surface of the upper enclosing frame 6a and the lower surface of the lower enclosing frame 6b, the lower enclosing frame 6b is fixedly arranged on the sliding seat 1a through protrusions on the inner side wall, the lower surface of the upper enclosing frame 6a is fixedly arranged on the upper surface of the lower enclosing frame 6b, and the dustproof felts 6c are respectively in close contact with the lower surface of the upper cover plate 2a and the upper surface of the lower cover plate 3 a. Through enclosing frame subassembly 6 of establishing with adding can be effectively keep apart the internals and the external environment of this guide rail to avoided the condition emergence of influencing the precision because of the dust gets into inside, also improved the life of this guide rail simultaneously.
Above-mentioned locking mechanism 2b includes reverse fixed mounting and is in locking spiral shell seat 2b1 on the upper surface of upper cover plate 2a, the clearance suit is in on the locking spiral shell seat 2b1 and be used for compressing tightly the clamp plate 2b2 of theodolite installs on the locking spiral shell seat 2b1 and press lock nut 2b3 on the clamp plate 2b2, locking spiral shell seat 2b1 top surface is equipped with stop screw 2b4, stop screw 2b 4's spiral shell head lower surface is located the top of lock nut 2b3 upper surface, the external diameter of stop screw 2b 4's spiral shell head is greater than lock nut 2b 3's internal diameter. The number of the locking mechanisms 2b in the guide rail is 2, and of course, the guide rail can also be designed according to actual needs, and locking mechanisms with other structures can also be adopted.
The upper surface of the upper cover plate 2a is provided with a limiting block 2c with the shape matched with the appearance of the theodolite, and the lower surface of the lower cover plate 3a is provided with three positioning columns 3b capable of being rapidly positioned and fixed by the tripod. Through adding stopper 2c and reference column 3b of establishing, realized this guide rail respectively with theodolite and tripod between quick location installation.
The adjusting process of the invention is as follows:
when the upper sliding plate adjusting component 4 needs to be adjusted, only the upper adjusting handle 4a needs to be rotated, and at the moment, the upper screw seat 4b is fixed on the sliding seat 1a, so that the end of the threaded end of the upper adjusting handle 4a can drive the upper sliding plate 1b to slide relative to the sliding seat 1a, and the adjustment of the theodolite is realized;
when the lower sliding plate adjusting component 5 needs to be adjusted, only the lower adjusting handle 5a needs to be rotated, but at the moment, the lower screw seat 5b is fixed on the sliding seat 1a, the end of the threaded end of the lower adjusting handle 5a is connected with the lower sliding plate 1d, and the lower sliding plate 1d is fixed on the lower cover plate 3a, so that when the lower adjusting handle 5a is rotated, the lower screw seat 5b can drive the sliding seat 1a to slide relative to the lower sliding plate 1d, and the adjustment of the theodolite is realized.
Meanwhile, in order to further improve the precision, all the mounting surfaces in the above embodiments are processed with high precision, and the mounting connection between the mounting surfaces can be realized by bolts, screws, bonding and the like.
According to the invention, the guide rail is additionally arranged between the theodolite and the tripod, and the guide rail adopts a double-guide-rail structure that two sliding plates are respectively and correspondingly slidably arranged on the upper surface and the lower surface of a sliding seat, so that the theodolite can be quickly adjusted by adjusting the guide rail, the operation is simple and convenient, and the guide rail has a simple structure and low cost; the guide surface of the planar structure is very easy to process and high in processing precision, so that the press block is designed into a split structure, the processing precision of the guide surface of the bending structure formed by splicing the vertical press plate and the transverse press plate is high, and the adjustment precision of the guide rail is improved; the copper bars are respectively additionally arranged between the guide surface and the guide side of the sliding plate, so that the sliding precision can be further improved, and the adjusting precision of the guide rail is further improved; the operation of the guide rail is more convenient through the additionally arranged sliding plate adjusting assembly; the additionally arranged enclosure frame assembly 6 can effectively isolate the internal parts of the guide rail from the external environment, thereby avoiding the occurrence of the condition that the precision is influenced because dust enters the interior, and simultaneously prolonging the service life of the guide rail; through adding stopper 2c and reference column 3b of establishing, realized this guide rail respectively with theodolite and tripod between quick location installation.
Claims (10)
1. A high-precision double-layer aiming guide rail is characterized by comprising a guide rail component (1), an upper cover component (2) and a lower cover component (3); wherein,
the guide rail assembly (1) comprises a sliding seat (1a), an upper sliding plate (1b) which is slidably mounted on the upper surface of the sliding seat (1a), an upper pressing block (1c) for limiting the upper sliding plate (1b) to slide linearly, a lower sliding plate (1d) which is slidably mounted on the lower surface of the sliding seat (1a), and a lower pressing block (1e) for limiting the lower sliding plate (1d) to slide linearly, wherein the upper sliding plate (1b) is perpendicular to the sliding direction of the lower sliding plate (1 d);
the upper cover assembly (2) comprises an upper cover plate (2a) used for installing and fixing the theodolite, and a locking mechanism (2b) used for locking and fixing the theodolite is arranged on the upper surface of the upper cover plate (2 a);
the lower cover assembly (3) comprises a lower cover plate (3a) for connecting a tripod;
the lower sliding plate (1d) is fixedly arranged on the upper surface of the lower cover plate (3a), the lower pressing block (1e) reversely presses the lower sliding plate (1d) on the lower surface of the sliding seat (1a), the upper pressing block (1c) positively presses the upper sliding plate (1b) on the upper surface of the sliding seat (1a), and the upper surface of the upper sliding plate (1b) is fixedly connected with the lower surface of the upper cover plate (2 a).
2. A high precision double layer aiming guide rail according to claim 1,
the upper pressing block (1c) comprises an upper vertical pressing plate (1c1) and an upper transverse pressing plate (1c2), the upper vertical pressing plate (1c2) is vertically arranged, the lower surface of the upper transverse pressing plate (1c1) is fixedly arranged on the upper surface of the upper vertical pressing plate (1c1), the lower surface of the upper vertical pressing plate (1c1) is fixedly arranged on the upper surface of the sliding seat (1a), the upper vertical pressing plate (1c1) and the upper transverse pressing plate (1c2) are spliced to form an upper guide surface of a bending structure matched with the guide side of the upper sliding plate (1b), and the two guide sides of the upper sliding plate (1b) are respectively pressed on the sliding seat (1a) by the two symmetrically arranged upper pressing blocks (1 c);
the lower pressing block (1e) comprises a vertically arranged lower vertical pressing plate (1e1) and a transversely arranged lower transverse pressing plate (1e2), the upper surface of the lower transverse pressing plate (1e2) is fixedly installed on the lower surface of the lower vertical pressing plate (1e1), the upper surface of the lower vertical pressing plate (1e1) is fixedly installed on the lower surface of the sliding seat (1a), the lower vertical pressing plate (1e1) and the lower transverse pressing plate (1e2) are spliced to form a lower guide surface of a bending structure matched with the guide side of the lower sliding plate (1d), and the two lower pressing blocks (1e) which are symmetrically arranged respectively press and install the two guide sides of the lower sliding plate (1d) on the sliding seat (1 a).
3. A high precision double layer aiming guide rail according to claim 2,
the upper guide surface is a right-angle guide surface, an upper copper bar (1c3) is respectively arranged between two plane guide surfaces of the right-angle guide surface and the guide side of the corresponding upper sliding plate (1b), and the two upper copper bars (1c3) are respectively and fixedly installed on the upper vertical pressing plate (1c1) and the upper transverse pressing plate (1c 2);
the lower guide surface is also a right-angle guide surface, lower copper bars (1e3) are respectively arranged between two plane guide surfaces of the right-angle guide surface and the corresponding guide side of the lower sliding plate (1d), and the two upper copper bars (1e3) are respectively and fixedly installed on the lower vertical pressing plate (1e1) and the lower transverse pressing plate (1e 2).
4. A high-precision double-layer aiming guide rail as claimed in claim 1, which further comprises an upper sliding plate adjusting component (4), wherein the upper sliding plate adjusting component (4) comprises an upper adjusting handle (4a) and an upper screw seat (4b) which are matched with each other, the upper screw seat (4b) is fixedly arranged on the upper surface of the sliding seat (1a), and the threaded end of the upper adjusting handle (4a) passes through the upper screw seat (4b) and then is connected with the upper sliding plate (1 b).
5. A high-precision double-layer aiming guide rail as claimed in claim 4, wherein the upper sliding plate (1b) is of a frame structure, the threaded end of the upper adjusting handle (4a) penetrates through the upper sliding plate (1b), a row of upper balls (4c) and an upper bearing bush (4d) are respectively arranged at the positions, corresponding to the two sides of the upper sliding plate (1b), of the threaded end of the upper adjusting handle (4a), and an upper double nut (4e) for positioning and fastening the upper balls (4c) and the upper bearing bush (4d) is arranged at the end of the threaded end of the upper adjusting handle (4 a).
6. A high-precision double-layer aiming guide rail as claimed in claim 1, which further comprises a lower slide plate adjusting assembly (5), wherein the lower slide plate adjusting assembly (5) comprises a lower adjusting handle (5a) and a lower screw seat (5b) which are matched with each other, the lower screw seat (5b) is fixedly arranged on the lower surface of the sliding seat (1a), and the threaded end of the lower adjusting handle (5a) passes through the lower screw seat (5b) and then is connected with the lower slide plate (1 d).
7. A high-precision double-layer aiming guide rail as claimed in claim 6, wherein the lower sliding plate (1d) is of a frame structure, the threaded end of the lower adjusting handle (5a) penetrates through the lower sliding plate (1d), a row of lower balls (5c) and a lower bearing bush (5d) are respectively arranged at the positions of the threaded end of the lower adjusting handle (5a) corresponding to the two sides of the lower sliding plate (1d), and a lower double nut (5e) for positioning and fastening the lower balls (5c) and the lower bearing bush (5d) is arranged at the end of the threaded end of the lower adjusting handle (5 a).
8. A high-precision double-layer aiming guide rail as claimed in claim 1, wherein the sliding base (1a) is provided with a surrounding frame assembly (6) for protecting internal structures, the surrounding frame assembly (6) comprises an upper surrounding frame (6a), a lower surrounding frame (6b) and dustproof felts (6c) respectively arranged on the upper surface of the upper surrounding frame (6a) and the lower surface of the lower surrounding frame (6b), the lower surrounding frame (6b) is fixedly arranged on the sliding base (1a) through protrusions on the inner side wall, the lower surface of the upper surrounding frame (6a) is fixedly arranged on the upper surface of the lower surrounding frame (6b), and the dustproof felts (6c) are respectively in close contact with the lower surface of the upper cover plate (2a) and the upper surface of the lower cover plate (3 a).
9. The high-precision double-layer aiming guide rail as claimed in claim 1, wherein the locking mechanism (2b) comprises a locking screw seat (2b1) which is fixedly installed reversely on the upper surface of the upper cover plate (2a), a gap is sleeved on the locking screw seat (2b1) and is used for compressing the pressure plate (2b2) of the theodolite, the locking screw seat (2b1) is installed on the locking screw seat (2b1) and is pressed on the pressure plate (2b2) to form a locking nut (2b3), a limit screw (2b4) is arranged on the top surface of the locking screw seat (2b1), the lower surface of the screw head of the limit screw (2b4) is located above the upper surface of the locking nut (2b3), and the outer diameter of the screw head of the limit screw (2b4) is larger than the inner diameter of the locking nut (2b 3).
10. The high-precision double-layer aiming guide rail as claimed in claim 1, wherein a limiting block (2c) with a shape matched with the appearance of the theodolite is arranged on the upper surface of the upper cover plate (2a), and three positioning columns (3b) capable of being rapidly positioned and fixed with the tripod are arranged on the lower surface of the lower cover plate (3 a).
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| CN201510288662.8A CN104864843B (en) | 2015-05-29 | 2015-05-29 | High-accuracy two-layer collimating guide rail |
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| CN201510288662.8A CN104864843B (en) | 2015-05-29 | 2015-05-29 | High-accuracy two-layer collimating guide rail |
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| CN115475787A (en) * | 2022-09-27 | 2022-12-16 | 湖北三江航天万峰科技发展有限公司 | Optical lens piece cleaning device |
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