CN211803553U - Stator dove tail muscle installation alignment instrument - Google Patents
Stator dove tail muscle installation alignment instrument Download PDFInfo
- Publication number
- CN211803553U CN211803553U CN202020245415.6U CN202020245415U CN211803553U CN 211803553 U CN211803553 U CN 211803553U CN 202020245415 U CN202020245415 U CN 202020245415U CN 211803553 U CN211803553 U CN 211803553U
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- positioning
- dove tail
- base
- stator
- module
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Abstract
The utility model discloses a stator dovetail bar mounting and straightening tool, which comprises a plurality of positioning devices, wherein the positioning devices at the front end and the rear end are fixed, more than one positioning device in the middle can slide, and two guide steel pipes are assembled between the plurality of positioning devices; the bending strength of the guide steel pipe needs to be greater than the strength of the straightened dove tail bar, so that the bending condition of the guide steel pipe is avoided when the dove tail bar is straightened; this product structure is simple and easy, can realize the quick alignment of dove tail muscle.
Description
Technical Field
The utility model relates to a stator dove tail muscle installation alignment instrument.
Background
At present, the power station generator stator dove tail muscle has the dove tail muscle to appear crooked distortion out-of-tolerance condition in transportation, storage process, and normal conditions manufacturer can be equipped with the alignment instrument of a dove tail muscle along with the dove tail muscle, but also does not provide or provides untimely, influences site operation progress and construction quality.
Based on the above problems, we have designed a stator dove tail muscle installation alignment instrument that the structure is simple and easy, can realize the quick alignment of dove tail muscle.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a stator dove tail muscle installation alignment instrument that the structure is simple and easy, can realize the quick alignment of dove tail muscle is provided.
The utility model discloses a realize through following technical scheme:
a stator dovetail bar installation straightening tool comprises a plurality of positioning devices, wherein the positioning devices positioned at the front end and the rear end are fixed, more than one positioning device in the middle can slide, and two guide steel pipes are assembled among the positioning devices;
the positioning device comprises a base, and a through hole longitudinally penetrates through the end surface of the base; the front end surface and the rear end surface of the base are respectively provided with a connecting piece, the connecting pieces are provided with U-shaped mounting grooves, and first screws are mounted in the mounting grooves; the top of the base is symmetrically provided with a plurality of bolts at left and right, a module is arranged above the base, lug plates are arranged on two sides of the module, the bolts penetrate through the lug plates upwards and are matched with nuts, and the nuts are screwed downwards and abut against the lug plates; the module is provided with a through groove matched with the dove tail rib, a second screw is screwed into the top of the module, and the second screw extends into the through groove after being screwed downwards;
the guide steel pipe penetrates through the through hole, and a screw for fixing the guide steel pipe is screwed into the outer side of the base.
Preferably, two positioning strips are symmetrically arranged on the left and right of the top of the base, and positioning grooves corresponding to the positioning strips are arranged at the bottom of the module; the cooperation of location strip and constant head tank can reduce the effort of module to the bolt, reduces the crooked probability of bolt.
Preferably, the positioning strip is trapezoidal, and the positioning groove is matched with the positioning strip.
Preferably, the bottom of the base is provided with an inwards concave weight-reducing groove.
Preferably, the wall thickness of the guide steel pipe is 4 mm-8 mm.
The product aims at the straightening mode of the dove tail tendon as follows:
firstly, a plurality of positioning devices are all sleeved on a dove tail rib, the positioning devices at the front end and the rear end are fixed with the ground or other carriers, and then the guide steel pipe penetrates through the positioning devices. The long straight form of dove tail muscle, therefore when taking place the bending, crooked deformation takes place in the intermediate position department of dove tail muscle, and we slide positioner from both sides to the intermediate position department of dove tail muscle, when removing to the curved position department of dove tail muscle, positioner can't slide, and this moment, this position is just curved position, and we are strikeed straight to dove tail muscle through the bench worker means. Until the positioning device can smoothly slide. Aiming at a small-sized dovetailed tendon, when the positioning device slides to the clamping stagnation, the positioning device is forcibly moved through external force, and the alignment of the dovetailed tendon can also be realized.
The utility model has the advantages that: we utilize the positioner at both ends to realize the location, through the assembly direction steel pipe, make a plurality of positioner be in on the same straight line, the structure of dove tail muscle is special-shaped, but it is long straight form, consequently crooked can take place in the intermediate position department of dove tail muscle, we utilize the sliding of a plurality of positioner who is located in the middle of, can find the crooked position of dove tail muscle, the convenience is corrected crooked position, positioner's direct sliding simultaneously, also can help the alignment dove tail muscle, the structure of this product is comparatively simple, and the module can be replaced according to the size of dove tail muscle, the convenience is carried out the alignment to the dove tail muscle of not unidimensional, the cost of this product is comparatively cheap, and is suitable for being generalized to use.
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 of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a top view of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a top view of the base.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
In the description of the present invention, it is to be understood that the terms "one end", "the other end", "the outside", "upper", "inside", "horizontal", "coaxial", "central", "end", "length", "outer end", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise explicitly specified or limited, the terms "set", "coupled", "connected", "penetrating", "plugging", and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
As shown in fig. 1, 2 and 3, the stator dovetail bar installation straightening tool comprises a plurality of positioning devices 1, wherein the positioning devices 1 at the front end and the rear end are fixed, one positioning device 1 in the middle can slide, and two guide steel pipes 2 are assembled between the plurality of positioning devices 1; the bending strength of the guide steel pipe 2 needs to be greater than the strength of the aligned dove tail bar, so that the bending condition of the guide steel pipe is avoided when the dove tail bar is aligned.
The positioning device 1 comprises a base 101, wherein a through hole 102 longitudinally penetrates through the end surface of the base 101; the front end surface and the rear end surface of the base 101 are respectively provided with a connecting piece 103, the connecting pieces 103 are provided with U-shaped mounting grooves 104, and first screws 105 are mounted in the mounting grooves 104; a plurality of bolts 106 are symmetrically arranged at the top of the base 101 in a left-right manner, a module 107 is arranged above the base 101, lug plates 108 are arranged at two sides of the module 107, the bolts 106 penetrate the lug plates 108 upwards and then are matched with nuts 109, and the nuts 109 are screwed downwards and then abut against the lug plates 108; the module 107 is provided with a through groove 110 matched with a dovetail bar, a second screw 111 is screwed into the top of the module 107, and the second screw 111 extends into the through groove 110 after being screwed downwards;
the guide steel pipe 2 passes through the through hole 102, and a screw 112 for fixing the guide steel pipe 2 is screwed into the outer side of the base 101.
In a preferred embodiment of the present invention, two positioning strips 121 are symmetrically arranged on the top of the base 101, and the bottom of the module 107 is provided with a positioning groove 131 corresponding to the positioning strips 121; the cooperation of location strip 121 and constant head tank 131 can reduce the effort of module to the bolt, reduces the crooked probability of bolt.
In one preferred embodiment of the present invention, the positioning bar 121 is trapezoidal, and the positioning groove 131 is engaged with the positioning bar 121.
In a preferred embodiment of the present invention, the bottom of the base 101 is provided with an inwardly concave weight-reducing groove 141.
In a preferred embodiment of the present invention, the wall thickness of the guiding steel tube 2 is 6 mm.
The product aims at the straightening mode of the dove tail tendon as follows:
firstly, a plurality of positioning devices are all sleeved on a dove tail rib, the positioning devices at the front end and the rear end are fixed with the ground or other carriers, and then the guide steel pipe penetrates through the positioning devices. The long straight form of dove tail muscle, therefore when taking place the bending, crooked deformation takes place in the intermediate position department of dove tail muscle, and we slide positioner from both sides to the intermediate position department of dove tail muscle, when removing to the curved position department of dove tail muscle, positioner can't slide, and this moment, this position is just curved position, and we are strikeed straight to dove tail muscle through the bench worker means. Until the positioning device can smoothly slide. Aiming at a small-sized dovetailed tendon, when the positioning device slides to the clamping stagnation, the positioning device is forcibly moved through external force, and the alignment of the dovetailed tendon can also be realized.
The utility model has the advantages that: we utilize the positioner at both ends to realize the location, through the assembly direction steel pipe, make a plurality of positioner be in on the same straight line, the structure of dove tail muscle is special-shaped, but it is long straight form, consequently crooked can take place in the intermediate position department of dove tail muscle, we utilize the sliding of a plurality of positioner who is located in the middle of, can find the crooked position of dove tail muscle, the convenience is corrected crooked position, positioner's direct sliding simultaneously, also can help the alignment dove tail muscle, the structure of this product is comparatively simple, and the module can be replaced according to the size of dove tail muscle, the convenience is carried out the alignment to the dove tail muscle of not unidimensional, the cost of this product is comparatively cheap, and is suitable for being generalized to use.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (5)
1. The utility model provides a stator dove tail muscle installation alignment instrument which characterized in that: the positioning device comprises a plurality of positioning devices, wherein the positioning devices positioned at the front end and the rear end are fixed, more than one positioning device in the middle can slide, and two guide steel pipes are assembled between the plurality of positioning devices;
the positioning device comprises a base, and a through hole longitudinally penetrates through the end surface of the base; the front end surface and the rear end surface of the base are respectively provided with a connecting piece, the connecting pieces are provided with U-shaped mounting grooves, and first screws are mounted in the mounting grooves; the top of the base is symmetrically provided with a plurality of bolts at left and right, a module is arranged above the base, lug plates are arranged on two sides of the module, the bolts penetrate through the lug plates upwards and are matched with nuts, and the nuts are screwed downwards and abut against the lug plates; the module is provided with a through groove matched with the dove tail rib, a second screw is screwed into the top of the module, and the second screw extends into the through groove after being screwed downwards;
the guide steel pipe penetrates through the through hole, and a screw for fixing the guide steel pipe is screwed into the outer side of the base.
2. The stator dove tail muscle installation alignment instrument of claim 1, characterized in that: the top of the base is provided with two positioning strips in bilateral symmetry, and the bottom of the module is provided with positioning grooves corresponding to the positioning strips.
3. The stator dovetail bar installation straightening tool of claim 2, characterized in that: the positioning strip is trapezoidal, and the positioning groove is matched with the positioning strip.
4. The stator dove tail muscle installation alignment instrument of claim 1, characterized in that: and the bottom of the base is provided with an inwards concave weight reduction groove.
5. The stator dove tail muscle installation alignment instrument of claim 1, characterized in that: the wall thickness of the guide steel pipe is 4 mm-8 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020245415.6U CN211803553U (en) | 2020-03-03 | 2020-03-03 | Stator dove tail muscle installation alignment instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020245415.6U CN211803553U (en) | 2020-03-03 | 2020-03-03 | Stator dove tail muscle installation alignment instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211803553U true CN211803553U (en) | 2020-10-30 |
Family
ID=72996645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020245415.6U Expired - Fee Related CN211803553U (en) | 2020-03-03 | 2020-03-03 | Stator dove tail muscle installation alignment instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211803553U (en) |
-
2020
- 2020-03-03 CN CN202020245415.6U patent/CN211803553U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201030 |