CN220839027U - Auxiliary positioning device for drilling pump body by utilizing numerical control machining center - Google Patents
Auxiliary positioning device for drilling pump body by utilizing numerical control machining center Download PDFInfo
- Publication number
- CN220839027U CN220839027U CN202322463607.0U CN202322463607U CN220839027U CN 220839027 U CN220839027 U CN 220839027U CN 202322463607 U CN202322463607 U CN 202322463607U CN 220839027 U CN220839027 U CN 220839027U
- Authority
- CN
- China
- Prior art keywords
- pump body
- bracket
- pump
- cushion block
- rotation center
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 31
- 238000003754 machining Methods 0.000 claims abstract description 12
- 239000011295 pitch Substances 0.000 description 9
- 238000007789 sealing Methods 0.000 description 8
- 238000009434 installation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
An auxiliary positioning device for drilling a pump body by utilizing a numerical control machining center relates to an auxiliary device of the numerical control machining center, the top surface of a height cushion block (7) is used for positioning the bottom surface of a pump wing of the pump body (9), and the machining rotation center of the pump body (9) and the rotation center of a bracket (1) are positioned in the same horizontal plane; the process pin (8) is matched with a process pin hole on a pump arm of the pump body (9), a processing rotation center of the pump body (9) and a rotation center of the bracket (1) are positioned in the same vertical plane, and the processing rotation center of the pump body (9) is overlapped with the rotation center of the bracket (1); the process pin (8) is installed into the height cushion block (7); the pump body (9) is positioned by a process pin (8), and a pump wing bolt (10) is fixed with the height cushion block (7); a guide key (2) is fixed on the bracket (1), a height cushion block (7) is arranged in the guide key (2) in an aligned manner, and the guide key is fixed on the bracket (1) by a cushion block bolt (11); the utility model is suitable for assisting the rotation hole of the horizontal single-stage cantilever centrifugal pump.
Description
Technical Field
The utility model relates to an auxiliary device of a numerical control machining center, in particular to an auxiliary positioning device for drilling a pump body by using the numerical control machining center.
Background
The OH2 pump is one of the standard pump types in API610 centrifugal pumps for oil, petrochemical and natural gas industries, and has a structure type of horizontal suction inlet, vertical discharge outlet and center support of the pump wing. The pump body is a basic part of the pump, and the sealing end face, the discharge opening, the suction opening and the pump wings of the pump are respectively provided with different numbers of connecting holes to be processed, wherein the sealing end face, the discharge opening and the suction opening are provided with a large number of holes. Without the auxiliary positioning device, the processing is very troublesome, the working time is prolonged, and the quality is difficult to control.
Therefore, in order to improve the machining efficiency and the drilling quality, holes on the bottom surface of the pump wing and holes on the pump wing of the pump body can be machined firstly, a process pin hole for positioning is machined on the bottom surface of the pump wing, then the pump body is fixed on a numerical control drilling and milling machining center by utilizing an auxiliary positioning device, and machining of connecting holes of the sealing end surface, the discharge opening and the suction inlet of the pump body is completed in one clamping. The positioning processing of the pump bodies with the same specification and different models can be satisfied when the axial hole distances of the pump shoulder holes are different.
Disclosure of Invention
The utility model aims to provide an auxiliary positioning device for drilling a pump body by utilizing a numerical control machining center, which is used on the numerical control drilling and milling machining center, wherein the pump body is positioned on a bracket by a process pin, a height cushion block and a guide flat key, and the bracket is driven to rotate to-90 degrees, 0 degrees and +90 degrees by using an index plate to drive a connecting disc, so that the machining of the sealing end face, an ejection opening and connecting holes of three stations of a suction inlet of the pump body can be completed in one clamping. The positioning processing of the pump bodies with the same specification and different types is satisfied when the axial hole pitches of the pump shoulder holes are different by replacing the height cushion blocks with different axial hole pitches.
The utility model aims at realizing the following technical scheme:
An auxiliary positioning device for drilling a pump body by utilizing a numerical control machining center comprises a bracket, a guide key, a process pin, a height cushion block, a connecting disc and an index plate; the top surface of the height cushion block is used for positioning the bottom surface of a pump wing of the pump body, and the machining rotation center of the pump body and the rotation center of the bracket 1 are positioned in the same horizontal plane; the process pin is matched with a process pin hole on a pump shoulder of the pump body, a machining rotation center of the pump body and a rotation center of the bracket are positioned in the same vertical plane, and the machining rotation center of the pump body is overlapped with the rotation center of the bracket; the process pin is arranged in a height cushion block; the pump body is positioned by a process pin, and a pump wing bolt is fixed with the height cushion block; a guide key is fixed on the bracket, a height cushion block is arranged in the guide key, and the guide key is fixed on the bracket by a cushion block bolt; the connecting disc is fixed on the dividing disc through bolts and sleeved into the interval pad to form a dividing disc assembly, and the tooth shape of the connecting disc is aligned with the bracket for installation; the dividing disc drives the connecting disc to drive the bracket to rotate and position to three directions of-90 degrees, 0 degrees and +90 degrees.
The auxiliary positioning device for drilling the pump body by using the numerical control machining center is characterized in that the head of the process pin is a cone end.
The auxiliary positioning device for drilling the pump body by using the numerical control machining center is characterized in that a guide groove is formed in the bottom of the height cushion block.
The auxiliary positioning device for drilling the pump body by using the numerical control machining center is characterized in that the height cushion block moves along the guide key in an oriented manner.
The utility model has the advantages and effects that:
the pump body is positioned on the bracket by the process pin, the height cushion block and the guide flat key, the bracket is driven to rotate to three directions of-90 degrees, 0 degrees and +90 degrees by using the dividing disc to drive the connecting disc, and the processing of the sealing end face, the discharge port and the connecting holes of the three stations of the pump body can be completed in one clamping. The positioning processing of the pump bodies with the same specification and different types can be met by replacing the height cushion blocks with different axial hole pitches. The auxiliary positioning device has the advantages of simple structure, accurate positioning and obvious effect.
Drawings
FIG. 1 is a schematic diagram of the whole structure of the pump body drilling auxiliary positioning device;
FIG. 2 is a front view of the indexing plate assembly of the present utility model;
FIG. 3 is a right side view of the indexing plate assembly of the present utility model;
FIG. 4 is a schematic view of a drilling-90 station of the present utility model;
FIG. 5 is a schematic view of a 0 station for drilling in accordance with the present utility model;
FIG. 6 is a schematic view of a drill +90° station of the present utility model;
FIG. 7 is a schematic view of a height pad of the present utility model;
FIG. 8 is a cross-sectional view of a height block of the present utility model;
FIG. 9 is a schematic diagram of the pump shoulder hole distance according to the present utility model.
Description of the embodiments
The present utility model will be described in detail with reference to the embodiments shown in the drawings.
The auxiliary positioning device comprises a bracket, a guide key, a height cushion block, a process pin, a connecting disc and an index plate. In order to bear a large load, a pair of dividing plates are adopted at two ends of the bracket to synchronously drive and rotate. The center height design of the bracket meets the center height dimensions of pump bodies of different specifications or models. During installation, selecting a proper height cushion block according to the axial hole distance of a pump shoulder hole, and firstly installing a process pin into the height cushion block; positioning the pump body by a process pin, and fixing the pump body by using a pump wing bolt and a height cushion block; then fixing a guide key on the bracket, installing a height cushion block aligned with the guide key, and fixing the guide key on the bracket by using a cushion block bolt; finally, the connecting disc is fixed on the dividing disc through bolts, the dividing disc assembly is formed by sleeving the dividing disc into the spacing pad, and the tooth shape alignment bracket of the connecting disc is installed. The top surface of the height cushion block 7 is used for positioning the bottom surface of a pump wing of the pump body 9, so that the machining rotation center of the pump body 9 and the rotation center of the bracket 1 are positioned in the same horizontal plane; the process pin 8 is matched with a process pin hole on the pump shoulder of the pump body 9, and is used for positioning the machining rotation center of the pump body 9 and the rotation center of the bracket 1 in the same vertical plane, so as to ensure that the machining rotation center of the pump body 9 coincides with the rotation center of the bracket 1 (see fig. 1, 7 and 8). The dividing disc 3 drives the connecting disc 4 to drive the bracket 1 to be respectively and rotatably positioned to three directions of-90 degrees, 0 degrees and +90 degrees, and the processing of connecting holes of the sealing end face, the discharge port and the suction port of the pump body 9 can be completed in one clamping; when a plurality of parts are produced, after each part is drilled, the index plate 3 is adjusted to return to 0 degree, the pump wing bolts 10 are loosened, and other pump bodies 9 are replaced for fastening, so that the efficient positioning and processing can be realized; the head of the process pin 8 adopts a cone end design, so that the pump body 9 can be conveniently and rapidly guided and positioned ((see fig. 1, 4, 5 and 6). A guide groove is arranged at the bottom of the height cushion block 7 and moves along the guide key 2 in a directional manner, the positioning processing of the pump bodies 9 with different specifications or types can be satisfied when the radial hole pitches of the pump wings are different by adjusting the distance between the two height cushion blocks 7, and the positioning processing of the pump bodies with the same specification and different types can be satisfied when the axial hole pitches of the pump wings are different by replacing the height cushion blocks 7 with different axial hole pitches (see fig. 7, 8 and 9).
Examples
The auxiliary positioning device comprises a bracket 1, a guide key 2, a process pin 8, a height cushion block 7, a connecting disc 4 and an index plate 3 (see figure 1).
The top surface of the height cushion block 7 is used for positioning the bottom surface of a pump wing of the pump body 9, so that the machining rotation center of the pump body 9 and the rotation center of the bracket 1 are positioned in the same horizontal plane; the process pin 8 is matched with a process pin hole on the pump arm of the pump body 9, and is used for positioning the processing rotation center of the pump body 9 and the rotation center of the bracket 1 in the same vertical plane, so that the coincidence of the processing rotation center of the pump body 9 and the rotation center of the bracket 1 can be ensured (see figures, 7 and 8). The bottom of the height cushion block 7 is provided with a guide groove which can move along the guide key 2 in an oriented way. The positioning processing of the pump body 9 with different specifications or models (see figures, 7, 8 and 9) can be satisfied by adjusting the distance between the two height cushion blocks 7 in a certain range when the radial hole pitch of the pump wing is different.
During installation, selecting a proper height cushion block 7 according to the axial hole distance of a pump shoulder hole, and firstly, installing a process pin 8 into the height cushion block 7; positioning the pump body 9 by the process pin 8, and fixing the pump body by using the pump shoulder bolts 10 and the height cushion blocks 7; then fixing a guide key 2 on the bracket 1, loading the height cushion block 7 in alignment with the guide key 2, and fixing the guide key on the bracket 1 by using a cushion block bolt 11; finally, the connecting disc 4 is fixed on the dividing disc 3 by bolts 5, and is sleeved with the spacing pad 6 to form a dividing disc assembly, and the tooth form of the connecting disc 4 is aligned with the bracket 1 and is installed. When the device works, the dividing disc 3 drives the connecting disc 4 to drive the bracket 1 to rotate to three directions of-90 degrees, 0 degrees and +90 degrees respectively, and the processing of connecting holes of three stations of the sealing end face, the discharge port and the suction port of the pump body 9 can be completed after one clamping (see fig. 1, 4, 5 and 6). The dividing disc 3 drives the connecting disc 4 to drive the bracket 1 to respectively rotate and position to three directions of-90 degrees, 0 degrees and +90 degrees, and the processing of connecting holes of the sealing end face, the discharge port and the suction port of the pump body 9 can be completed in one clamping; when a plurality of parts are produced, after each part is drilled, the index plate 3 is adjusted to return to 0 degree, the pump wing bolts 10 are loosened, and other pump bodies 9 are replaced for fastening, so that the efficient positioning and processing can be realized; the head of the process pin 8 adopts a conical end design, so that the pump body 9 can be conveniently and rapidly guided and positioned ((see fig. 1, 4, 5 and 6). The height cushion block 7 with different axial hole pitches is replaced, and the positioning processing of the pump bodies 9 with the same specification and different models is realized when the axial hole pitches of pump shoulder holes are different (see fig. 7, 8 and 9).
Claims (4)
1. An auxiliary positioning device for drilling a pump body by utilizing a numerical control machining center is characterized by comprising a bracket (1), a guide key (2), a process pin (8), a height cushion block (7), a connecting disc (4) and an index plate (3); the top surface of the height cushion block (7) is used for positioning the bottom surface of a pump wing of the pump body (9), and the machining rotation center of the pump body (9) and the rotation center of the bracket (1) are positioned in the same horizontal plane; the process pin (8) is matched with a process pin hole on a pump arm of the pump body (9), a processing rotation center of the pump body (9) and a rotation center of the bracket (1) are positioned in the same vertical plane, and the processing rotation center of the pump body (9) is overlapped with the rotation center of the bracket (1); the process pin (8) is installed into the height cushion block (7); the pump body (9) is positioned by a process pin (8), and a pump wing bolt (10) is fixed with the height cushion block (7); a guide key (2) is fixed on the bracket (1), a height cushion block (7) is arranged in the guide key (2) in an aligned manner, and the guide key is fixed on the bracket (1) by a cushion block bolt (11); the connecting disc (4) is fixed on the dividing disc (3) by bolts (5) and sleeved with the spacing pad (6) to form a dividing disc assembly, and the tooth shape of the connecting disc (4) is aligned with the bracket (1); the dividing disc (3) drives the connecting disc (4) to drive the bracket (1) to rotate and position to three directions of-90 degrees, 0 degrees and +90 degrees.
2. An auxiliary positioning device for drilling a pump body by using a numerical control machining center according to claim 1, wherein the head of the process pin (8) is a cone end.
3. The auxiliary positioning device for drilling the pump body by using the numerical control machining center according to claim 1, wherein a guide groove is formed in the bottom of the height cushion block (7).
4. An auxiliary positioning device for drilling a pump body by using a numerical control machining center according to claim 1, wherein the height cushion block (7) moves along the guide key (2) in an oriented manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322463607.0U CN220839027U (en) | 2023-09-12 | 2023-09-12 | Auxiliary positioning device for drilling pump body by utilizing numerical control machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322463607.0U CN220839027U (en) | 2023-09-12 | 2023-09-12 | Auxiliary positioning device for drilling pump body by utilizing numerical control machining center |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220839027U true CN220839027U (en) | 2024-04-26 |
Family
ID=90740577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322463607.0U Active CN220839027U (en) | 2023-09-12 | 2023-09-12 | Auxiliary positioning device for drilling pump body by utilizing numerical control machining center |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220839027U (en) |
-
2023
- 2023-09-12 CN CN202322463607.0U patent/CN220839027U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN216541990U (en) | Waterwheel type turntable machine | |
| CN220839027U (en) | Auxiliary positioning device for drilling pump body by utilizing numerical control machining center | |
| CN203210007U (en) | Modularized clamp used in drilling holes for parts like pins and bolts | |
| CN103949690A (en) | Housing drill | |
| CN204686405U (en) | Automatically location and slewing equipment is lifted | |
| CN203557137U (en) | Double-drive frame clamp for profile machining of moving blade of gas compressor | |
| CN113231723A (en) | Plasma spray welding positioning and clamping device suitable for multiple specifications of tooth legs | |
| CN210139086U (en) | Mounting structure of grooved pulley | |
| CN202045384U (en) | Automatic drilling machine for disc base | |
| CN210967979U (en) | Multi-station vertical machining center four-axis hydraulic clamp | |
| CN216541989U (en) | Slip table device of carousel machine | |
| CN202910597U (en) | Rotary type fixture for machining aluminum profile by numerical milling lathe | |
| CN216541879U (en) | Servo slip table device of carousel machine | |
| CN102649172B (en) | Drilling positioning device and drilling positioning method of double-tire exhaust manifold air inlet flange | |
| CN219901261U (en) | Frock clamp and processing equipment | |
| CN215200108U (en) | Plasma spray welding positioning and clamping device suitable for multiple specifications of tooth legs | |
| CN221389862U (en) | Gas turbine rear journal hole milling tool | |
| CN211073308U (en) | Positioning device for special-shaped thin plate | |
| CN110757213A (en) | Multi-station vertical machining center four-axis hydraulic clamp | |
| CN219788122U (en) | Clamp for oil pump assembly performance test | |
| CN221135050U (en) | Five machining center are with anchor clamps frock | |
| CN211029069U (en) | Clamp for milling surface of aluminum valve body square cylinder | |
| CN220240781U (en) | CNC clamp clamped by spring rod lever force | |
| CN219465359U (en) | Multi-station drilling chamfering tapping machine | |
| CN219026521U (en) | Quick connecting device for welding positioner |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |