CN112517961A - Adjustable drilling tool for elevator guide rail - Google Patents
Adjustable drilling tool for elevator guide rail Download PDFInfo
- Publication number
- CN112517961A CN112517961A CN202011324121.3A CN202011324121A CN112517961A CN 112517961 A CN112517961 A CN 112517961A CN 202011324121 A CN202011324121 A CN 202011324121A CN 112517961 A CN112517961 A CN 112517961A
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- block
- guide rail
- supporting
- drilling tool
- elevator guide
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The invention relates to the technical field of tools, in particular to an adjustable drilling tool for an elevator guide rail, which comprises a fixed seat plate, a sliding support, an electromagnetic absorption block and a support seat, wherein the sliding support comprises a horizontal installation wall, two side walls and a plurality of support rollers; the top of the horizontal mounting wall is provided with a guide groove which allows the supporting seat to move up and down in the vertical direction; the supporting seat of the first part is provided with a top block, the supporting seat of the second part is provided with a positioning block, and the positioning block is provided with a plurality of hole sites for guiding the drill bit. According to the elevator guide rail drilling tool, the drilling tool can be suitable for drilling of elevator guide rails with various sizes by adjusting in three directions, matching of various drilling positions can be achieved by replacing different positioning blocks, the universality is high, and matching of various sizes is easy to achieve.
Description
Technical Field
The invention relates to the technical field of tool structures, in particular to an adjustable drilling tool for an elevator guide rail.
Background
The existing cross section shape of the elevator guide rail mainly takes a T shape as a main part, hole sites are arranged at two ends of the elevator guide rail in order to realize the installation of the elevator guide rail, the existing hole site processing is realized in a manual mode, the mode is high in labor intensity, the processing size is poor in stability, and the final product quality is difficult to guarantee due to the difference of operation levels.
In view of the above-mentioned defects, the inventor of the present invention has made an active research and innovation based on the practical experience and professional knowledge of the product design and manufacture for many years, and by using the theory, an adjustable drilling tool for elevator guide rails is created, so that the adjustable drilling tool has higher practicability. After continuous research and design and repeated trial production and improvement, the invention with practical value is finally created.
Disclosure of Invention
The invention provides an adjustable drilling tool for an elevator guide rail, which effectively solves the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that:
an adjustable drilling tool for an elevator guide rail comprises a first part and a second part which are butted with each other;
the first part and the second part respectively comprise a fixed seat plate, a sliding support, an electromagnetic absorption block and a support seat;
the sliding support comprises a horizontal mounting wall, two side walls and a plurality of supporting rollers, the two side walls are symmetrically arranged on two sides of the bottom of the horizontal mounting wall, the plurality of supporting rollers are symmetrically and horizontally distributed on the inner sides of the two side walls, and the axis of the supporting rollers is parallel to a vertical connecting line between the two side walls;
the fixed seat plate is erected on the top of the supporting roller, an accommodating space is formed between the fixed seat plate and the horizontal installation wall, the electromagnetic attraction block penetrates through the accommodating space, the height of the accommodating space is equal to that of the electromagnetic attraction block, and a guide structure is arranged on the top of the fixed seat plate and used for guiding the electromagnetic attraction block along the axial direction of the supporting roller;
the top of the horizontal mounting wall is provided with a guide groove which is used for guiding the supporting seat along the axial direction of the supporting roller and allowing the supporting seat to move up and down in a set range in the vertical direction;
the supporting seat of the first portion is provided with an ejector block, the supporting seat of the second portion is provided with a positioning block, the positioning block is provided with a plurality of hole sites for guiding a drill bit, the hole sites correspond to drilling positions on an elevator guide rail, and the ejector block and the positioning block are in butt joint to enable the first portion and the second portion to form a whole.
Further, the installation steps of the adjustable drilling tool for the elevator guide rail are as follows:
s1: the fixed seat plate is fixedly installed, and after the fixed seat plate is installed, the edge positions of two sides are required to be free of shielding;
s2: placing the electromagnetic attraction block on the fixed seat plate and installing the electromagnetic attraction block and the guide structure in an adaptive mode;
s3: fixedly connecting the sliding support with a rotating shaft of the supporting roller, and adjusting the axes of the supporting rollers to be positioned in the same horizontal plane; sliding the installed sliding support for a proper distance from one side of the fixed seat plate to the other side, and enabling the fixed seat plate and the electromagnetic absorption block to penetrate through an accommodating space;
s4: sliding the supporting seat into one side of the guide groove;
s5: the fixed connection locating piece and supporting seat to and fixed connection kicking block and supporting seat.
Further, the adjustable drilling tool for the elevator guide rail comprises the following use steps:
d1: the elevator guide rail is fixedly supported by adopting the conventional support structure, so that the plane of the elevator guide rail to be drilled is horizontally placed;
d2: butting the positioning block and the top block to enable the first part and the second part to form an integral structure, and erecting the positioning block on a drilling plane of the elevator guide rail;
d3: determining the initial position of a drill bit, and adjusting the position of the hole position on the positioning block by using the initial position as a reference through the movement of the supporting seat along the guide groove and the movement of the sliding support along the fixed seat plate;
d4: after hole position adjustment is completed, adjusting the position of the electromagnetic attraction block to enable the electromagnetic attraction block to be located below the supporting seat, and after the position adjustment is completed, electrifying to carry out magnetic attraction on the supporting seat;
d5: and controlling the drilling position of the drill bit by taking each fixed hole position as a reference.
Furthermore, the guide structure is a plurality of strip-shaped bulges arranged in parallel at the top of the fixed seat plate, and a through groove body matched with the strip-shaped bulges is arranged at the bottom of the electromagnetic attraction block.
Further, the cross-sectional shape of the belt-shaped protrusion is arc-shaped.
Further, the bottom of the side wall extends inwards to form a convex edge, and the convex edge supports the supporting roller.
Furthermore, the cross section of the guide groove is in a convex shape, the supporting seat comprises a supporting rod with the same width as the top of the convex shape and a supporting block with the same width as the bottom of the convex shape, and the supporting block moves up and down in the range of the bottom of the convex shape.
Further, the bottom of the guide groove is communicated with the accommodating space.
Furthermore, guide blocks are arranged on two sides of the end edge of the top block, one end of each guide block is fixedly connected with the top block, the other end of each guide block protrudes out of the butt joint surface of the top block and the corresponding positioning block, a guide groove corresponding to each guide block is arranged on each positioning block, and each guide groove is used for coating the protruding part of each guide block.
Further, the guide block and the top block are fixed through a connecting piece.
Through the technical scheme, the invention has the beneficial effects that:
according to the elevator guide rail drilling tool, the drilling tool can be suitable for drilling of elevator guide rails with various sizes by adjusting in three directions, matching of various drilling positions can be achieved by replacing different positioning blocks, the drilling tool is high in universality and easy to match with various sizes, the problem of uneven product quality caused by manual operation is avoided, and hole position machining accuracy is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of an adjustable drilling tool for elevator guide rails in use;
FIG. 2 is a schematic view of the first part;
FIG. 3 is a schematic view of the structure of FIG. 2 at another angle;
FIG. 4 is a schematic structural view of the sliding support;
FIG. 5 is a schematic view of the structure of FIG. 4 at another angle;
FIG. 6 is a schematic view of the connection between the support base and the positioning block;
FIG. 7 is an enlarged view of a portion of FIG. 1 at C;
description of the drawings:
A. a first portion; B. a second portion; 1. fixing the seat plate; 2. a sliding support; 21. a horizontal mounting wall; 21a, a guide groove; 22. a side wall; 23. supporting the rollers; 3. an electromagnetic attraction block; 4. a supporting seat; 5. a top block; 6. positioning blocks; 61. hole site; 7. an elevator guide rail.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1 to 7, an adjustable drilling tool for an elevator guide rail comprises a first part a and a second part B which are butted with each other; the first part A and the second part B respectively comprise a fixed seat plate 1, a sliding support 2, an electromagnetic attraction block 3 and a support seat 4; the sliding support 2 comprises a horizontal installation wall 21, two side walls 22 and a plurality of supporting rollers 23, the two side walls 22 are symmetrically arranged on two sides of the bottom of the horizontal installation wall 21, the plurality of supporting rollers 23 are symmetrically and horizontally distributed on the inner sides of the two side walls 22, and the axis is parallel to a vertical connecting line between the two side walls 22; the fixed seat plate 1 is erected at the top of the supporting roller 23, an accommodating space is formed between the fixed seat plate 1 and the horizontal installation wall 21, the electromagnetic suction block 3 penetrates through the accommodating space, the height of the accommodating space is equal to that of the electromagnetic suction block 3, and a guide structure is arranged at the top of the fixed seat plate 1 and used for guiding the electromagnetic suction block 3 along the axial direction of the supporting roller 23; the top of the horizontal mounting wall 21 is provided with a guide groove 21a for guiding the support seat 4 along the axial direction of the support roller 23 and allowing the support seat 4 to move up and down within a set range in the vertical direction; the supporting seat 4 of the first part A is provided with a top block 5, the supporting seat 4 of the second part B is provided with a positioning block 6, the positioning block 6 is provided with a plurality of hole sites 61 for guiding a drill, the hole sites 61 correspond to the drilling positions on the elevator guide rail 7, and the top block 5 and the positioning block 6 are butted to enable the first part A and the second part B to form a whole.
In this embodiment, the adjustability of the drilling tool is mainly embodied in the following three directions:
direction one, along the axial direction of the supporting roller 23: in this direction, the position of the butted top block 5 and positioning block 6 is adjusted by the movement of the two supporting seats 4 in the first part a and the second part B along the guide groove 21a, and the position of the hole site 61 can be moved by the adjustment;
direction two, perpendicular to direction one in the horizontal direction: in this direction, the adjustment of the position is achieved by the movement of the sliding support 2 relative to the fixed seat plate 1, wherein the sliding way makes the adjustment of the position more convenient;
direction three, along vertical direction: in this direction, the vertical movement range of the support base 4 is adjusted by the height of the guide groove 21 a.
Through the regulation of above-mentioned three direction for drilling frock is applicable in the drilling of the elevator guide rail 7 of multiple size, and can realize the matching of multiple drilling position through the change of different locating pieces 6, and the commonality is strong and easily carries out the matching of multiple size, has avoided the uneven problem of product quality that manual operation brought, has improved the precision of hole site processing.
The installation of the whole tool can be carried out according to the following steps:
s1: the fixed seat board 1 is fixedly installed through a fixedly arranged supporting structure standing on the ground or on an equipment body, the installation is preferably detachably installed, so that the fixed seat board 1 can be replaced, the position can be moved as required, and after the fixed seat board 1 is fixed, the edge positions of two sides are not required to be shielded;
s2: the electromagnetic attraction block 3 is placed on the fixed seat plate 1 and is adaptively installed with the guide structure;
s3: fixedly combining the sliding support 2 with the rotating shafts of the supporting rollers 23, and adjusting the axes of the supporting rollers 23 to be positioned in the same horizontal plane; sliding the installed sliding support 2 for a proper distance from one side of the fixed seat plate 1 to the other side, simultaneously enabling the fixed seat plate 1 and the electromagnetic absorption block 3 to penetrate through the accommodating space, and attaching the top of the electromagnetic absorption block 3 to the top of the accommodating space after installation;
s4: sliding the support base 4 into the guide groove 21a from one side, wherein the support base 4 can move up and down along the guide groove 21 a;
s5: fixed positioning block 6 and supporting seat 4 to and fixed connection kicking block 5 and supporting seat 4.
The installation of whole adjustable type drilling frock is accomplished promptly after above-mentioned operation, and after the installation was accomplished, the use step as follows:
d1: in the using process, the existing supporting structure is required to be adopted to fix and support the elevator guide rail 7, the existing conventional supporting structure limits the left and right sides of the elevator guide rail 7, and the horizontal arrangement of the plane to be drilled of the elevator guide rail 7 is ensured;
d2: in the using process, firstly, the elevator guide rail 7 needs to be conveyed to a designated position, then the positioning block 6 and the top block 5 are butted, wherein the butting refers to rigid connection, so that the first part A and the second part B form an integral structure, the structural form is similar to a gantry form, and the positioning block 6 is erected on a drilled hole plane of the elevator guide rail 7;
d3: the initial position of the drill bit is firstly determined before drilling is started, and the position of the hole position 61 is adjusted by taking the initial position as a reference through the movement of the supporting seat 4 along the guide groove 21a and the movement of the sliding support 2 along the fixed seat plate 1;
d4: after the hole 61 is adjusted, the position of the electromagnetic attraction block 3 is adjusted, so that the electromagnetic attraction block 3 is positioned below the support seat 4, and after the position is adjusted, the support seat 4 is electrified to perform magnetic attraction;
d5: the drilling position of the drill is controlled with reference to each hole site 61 after the fixing.
In the above embodiment, the electromagnetic attraction block 3 is positioned under the limitation of the sliding support 2 and the fixed seat plate 1, in view of penetrating through the accommodating space, so that the effective adsorption on the support seat 4 is ensured in the penetrating direction, and only the position in the axial direction of the support roller 23 needs to be adjusted, and the adjustment is easy to realize in the present application, specifically, the guide structure is a plurality of strip-shaped protrusions arranged in parallel at the top of the fixed seat plate 1, the bottom of the electromagnetic attraction block 3 is provided with a penetrating groove body matched with the strip-shaped protrusions, and the position of the electromagnetic attraction block 3 relative to the support seat 4 can be realized by moving the electromagnetic attraction block 3 along the strip-shaped protrusions. In the invention, except for the preassembly of the supporting roller 23, the whole assembly of the tool does not need any connecting piece, the position adjustment is convenient and quick, and the stable positioning can be realized through the electric action, wherein, the external structural form and the internal circuit mode of the electromagnetic absorption block 3 are simple and easy to operate.
Wherein, the bellied cross sectional shape of preferred banded is the arc, can improve the smoothness nature that 3 positions of electromagnetic attraction piece moved, all obtains effectual direction in a plurality of positions in order to guarantee electromagnetic attraction piece 3, can suitably increase bellied quantity and distribution range that stands side by side of banded.
In order to improve the stability that the supporting roller supported, lateral wall 22 bottom inwards extends and has protruding edge 22a, and protruding edge 22a supports supporting roller 23, and the supporting roller is supported by the pivot in normal condition, and easy deformation takes place when the pivot atress is too big, in order to avoid the emergence of above-mentioned condition, supports through protruding edge 22a, can improve the life of whole frock.
Preferably, as the above embodiment, the cross-sectional shape of the guide groove 21a is "convex", the support base 4 includes a support rod 41 having a width equal to that of the top of the "convex", and a support block 42 having a width equal to that of the bottom of the "convex", the support block 42 moves up and down in the range of the bottom of the "convex", positioning can be achieved in the width direction by setting the support rod to have a width equal to that of the top of the "convex", the space amount of the up-and-down movement ensures convenience of position adjustment, and the butted top block 5 and the positioning block 6 are effectively attached to the top of the elevator guide rail 7 after the magnetic force of the electromagnetic attraction block 3 acts, wherein the top block 5 mainly plays a role in supporting and reinforcing the positioning block 6.
In order to enhance the magnetic fixing effect, the bottom of the guide groove 21a communicates with the accommodating space.
As a specific embodiment of the butt joint, two sides of the edge of the end of the top block 5 are provided with guide blocks 51, one end of each guide block 51 is fixedly connected with the top block 5, the other end of each guide block 51 protrudes out of the butt joint surface of the top block 5 and the positioning block 6, the positioning block 6 is provided with a guide groove 21a corresponding to the guide block 51, and the guide groove 21a is used for coating the protruding part of the guide block 51, wherein preferably, the guide block 51 and the top block 5 are fixed through a connecting piece, so that the replacement and the position adjustment are convenient. In this embodiment, through the setting of guide block 51, quick butt joint and separation can be realized to the mode of inserting through taking out, and this kind of mode makes the part accessible follow-up processing of butt joint and the guide block 51 realization of installation to effectively reduce the processing degree of difficulty of kicking block 5 and locating piece 6, because the distance between first part A and the second part B is shorter, sufficient rigidity can be guaranteed to this kind of connection form.
It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. An adjustable drilling tool for an elevator guide rail is characterized by comprising a first part (A) and a second part (B) which are butted with each other;
the first part (A) and the second part (B) respectively comprise a fixed seat plate (1), a sliding support (2), an electromagnetic absorption block (3) and a support seat (4);
the sliding support (2) comprises a horizontal installation wall (21), two side walls (22) and a plurality of supporting rollers (23), the two side walls (22) are symmetrically arranged on two sides of the bottom of the horizontal installation wall (21), the plurality of supporting rollers (23) are symmetrically and horizontally distributed on the inner sides of the two side walls (22), and the axis of the supporting rollers is parallel to a vertical connecting line between the two side walls (22);
the fixed seat plate (1) is erected at the top of the supporting roller (23), an accommodating space is formed between the fixed seat plate and the horizontal installation wall (21), the electromagnetic absorption block (3) penetrates through the accommodating space, the height of the accommodating space is equal to that of the electromagnetic absorption block (3), and a guide structure is arranged at the top of the fixed seat plate (1) and used for guiding the electromagnetic absorption block (3) along the axial direction of the supporting roller (23);
the top of the horizontal mounting wall (21) is provided with a guide groove (21 a) which is used for guiding the supporting seat (4) along the axial direction of the supporting roller (23) and allowing the supporting seat (4) to move up and down in a set range in the vertical direction;
be provided with kicking block (5) on supporting seat (4) of first part (A), be provided with locating piece (6) on supporting seat (4) of second part (B), be provided with on locating piece (6) and be used for carrying out a plurality of hole sites (61) that lead to the drill bit, hole site (61) correspond with the drilling position on elevator guide rail (7), kicking block (5) and locating piece (6) butt joint make first part (A) and second part (B) form wholly.
2. The adjustable drilling tool for the elevator guide rail according to claim 1, wherein the mounting steps are as follows:
s1: the fixed seat plate (1) is fixedly installed, and after the fixed seat plate (1) is installed, the edge positions of two sides are required to be free of shielding;
s2: the electromagnetic suction block (3) is placed on the fixed seat plate (1) and is adaptively installed with the guide structure;
s3: fixedly connecting the sliding support (2) with a rotating shaft of the supporting roller (23), and adjusting the axes of the supporting rollers (23) to be positioned in the same horizontal plane; sliding the installed sliding support (2) for a proper distance from one side of the fixed seat plate (1) to the other side, and enabling the fixed seat plate (1) and the electromagnetic absorption block (3) to penetrate through an accommodating space;
s4: sliding the support seat (4) into one side of the guide groove (21 a);
s5: fixedly connected with a positioning block (6) and a supporting seat (4), and fixedly connected with a jacking block (5) and the supporting seat (4).
3. The adjustable drilling tool for the elevator guide rail according to claim 1, characterized by comprising the following steps:
d1: the elevator guide rail (7) is fixedly supported by adopting the existing supporting structure, so that the plane of the elevator guide rail (7) to be drilled is horizontally placed;
d2: abutting the positioning block (6) and the top block (5) to form a whole structure of a first part (A) and a second part (B), and erecting the positioning block (6) on a drilling plane of the elevator guide rail (7);
d3: determining the initial position of the drill bit, and adjusting the position of a hole position (61) on the positioning block (6) through the movement of the supporting seat (4) along the guide groove (21 a) and the movement of the sliding support (2) along the fixed seat plate (1) by taking the initial position as a reference;
d4: after the hole site (61) is adjusted, the position of the electromagnetic attraction block (3) is adjusted, so that the electromagnetic attraction block (3) is positioned below the supporting seat (4), and after the position adjustment is completed, the supporting seat (4) is electrified to carry out magnetic attraction;
d5: and controlling the drilling position of the drill bit by taking each fixed hole position (61) as a reference.
4. The adjustable drilling tool for the elevator guide rail according to any one of claims 1 to 3, wherein the guide structure is a plurality of strip-shaped protrusions arranged in parallel on the top of the fixed seat plate (1), and a through groove body matched with the strip-shaped protrusions is arranged at the bottom of the electromagnetic absorption block (3).
5. The adjustable drilling tool for the elevator guide rail according to claim 4, wherein the cross-sectional shape of the belt-shaped protrusion is arc-shaped.
6. The adjustable drilling tool for the guide rail of the elevator as claimed in any one of claims 1 to 3, wherein a convex edge (22 a) extends inwards from the bottom of the side wall (22), and the convex edge (22 a) supports the support roller (23).
7. The adjustable drilling tool for the elevator guide rail according to any one of claims 1 to 3, wherein the cross-sectional shape of the guide groove (21 a) is a convex shape, the support seat (4) comprises a support rod (41) with the same width as the top of the convex shape, and a support block (42) with the same width as the bottom of the convex shape, and the support block (42) moves up and down in the range of the bottom of the convex shape.
8. The adjustable drilling tool for elevator guide rails according to claim 7, characterized in that the bottom of the guide groove (21 a) is communicated with the accommodating space.
9. The adjustable drilling tool for the elevator guide rail according to any one of claims 1 to 3, wherein guide blocks (51) are arranged on two sides of the edge of the end of the top block (5), one end of each guide block (51) is fixedly connected with the top block (5), the other end of each guide block protrudes out of the butt joint surface of the top block (5) and the positioning block (6), a guide groove (21 a) corresponding to each guide block (51) is arranged on each positioning block (6), and each guide groove (21 a) is used for coating the protruding part of each guide block (51).
10. The adjustable drilling tool for elevator guide rails according to claim 9, characterized in that the guide block (51) and the top block (5) are fixed by a connecting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011324121.3A CN112517961B (en) | 2020-11-23 | 2020-11-23 | Adjustable drilling tool for elevator guide rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011324121.3A CN112517961B (en) | 2020-11-23 | 2020-11-23 | Adjustable drilling tool for elevator guide rail |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112517961A true CN112517961A (en) | 2021-03-19 |
| CN112517961B CN112517961B (en) | 2021-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011324121.3A Active CN112517961B (en) | 2020-11-23 | 2020-11-23 | Adjustable drilling tool for elevator guide rail |
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| CN (1) | CN112517961B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB103592A (en) * | 1916-05-17 | 1917-02-01 | Edward Moulds | Vernier Drilling Gauge |
| GB1314809A (en) * | 1972-02-11 | 1973-04-26 | Goggins F G | Drilling jig |
| CN2680391Y (en) * | 2004-03-03 | 2005-02-23 | 宋爱平 | Universal drill jig |
| CN207952715U (en) * | 2017-12-18 | 2018-10-12 | 大连比亚迪汽车有限公司 | Hole drilling die |
| CN208122599U (en) * | 2018-04-27 | 2018-11-20 | 国网山西省电力公司太原供电公司 | A kind of adjustable sliding rail retaining mechanism in power distribution automation monitor terminal |
| CN208303966U (en) * | 2018-06-08 | 2019-01-01 | 天津移山工程机械有限公司 | A kind of drill jig of lid plate type part |
| CN208628497U (en) * | 2018-08-09 | 2019-03-22 | 南京页岩动力设备有限公司 | A kind of drill jig |
-
2020
- 2020-11-23 CN CN202011324121.3A patent/CN112517961B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB103592A (en) * | 1916-05-17 | 1917-02-01 | Edward Moulds | Vernier Drilling Gauge |
| GB1314809A (en) * | 1972-02-11 | 1973-04-26 | Goggins F G | Drilling jig |
| CN2680391Y (en) * | 2004-03-03 | 2005-02-23 | 宋爱平 | Universal drill jig |
| CN207952715U (en) * | 2017-12-18 | 2018-10-12 | 大连比亚迪汽车有限公司 | Hole drilling die |
| CN208122599U (en) * | 2018-04-27 | 2018-11-20 | 国网山西省电力公司太原供电公司 | A kind of adjustable sliding rail retaining mechanism in power distribution automation monitor terminal |
| CN208303966U (en) * | 2018-06-08 | 2019-01-01 | 天津移山工程机械有限公司 | A kind of drill jig of lid plate type part |
| CN208628497U (en) * | 2018-08-09 | 2019-03-22 | 南京页岩动力设备有限公司 | A kind of drill jig |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112517961B (en) | 2021-06-22 |
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