CN220462962U - Machining angle head for inner cavity arc surface of plunger pump - Google Patents
Machining angle head for inner cavity arc surface of plunger pump Download PDFInfo
- Publication number
- CN220462962U CN220462962U CN202320592591.0U CN202320592591U CN220462962U CN 220462962 U CN220462962 U CN 220462962U CN 202320592591 U CN202320592591 U CN 202320592591U CN 220462962 U CN220462962 U CN 220462962U
- Authority
- CN
- China
- Prior art keywords
- gear
- spiral bevel
- bevel gear
- plunger pump
- inner cavity
- 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
- 238000003754 machining Methods 0.000 title claims description 18
- 230000005540 biological transmission Effects 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Abstract
The utility model relates to an angle head for processing an inner cavity arc surface of a plunger pump, which comprises an upper shell and a lower shell which are connected with each other, wherein a first spiral bevel gear is arranged in the upper shell, a transmission shaft is arranged below the first spiral bevel gear, two ends of the transmission shaft are connected with the inner wall of the upper shell through bearings, one side of the transmission shaft is connected with a second spiral bevel gear which is meshed with the first spiral bevel gear, the other side of the transmission shaft is connected with a plane gear, the plane gear and the first spiral bevel gear are arranged in a staggered mode, and the lower end of the plane gear is connected with a gear set which is arranged in the lower shell and consists of a plurality of driving gears; two cutterheads are symmetrically arranged on the outer side of the lower shell, and the two cutterheads are in transmission connection with the same driving gear. By driving the two cutterheads to rotate synchronously, when two mutually symmetrical arc surfaces in the inner cavity of the plunger pump are processed, the two arc surfaces can be processed by one-time positioning, and the processing efficiency is remarkably improved.
Description
Technical Field
The utility model relates to the technical field of machining tools, in particular to a machining angle head for an arc surface of an inner cavity of a plunger pump.
Background
The plunger pump is a hydraulic pump which realizes oil suction and pressure oil by changing the sealing volume caused by reciprocating motion of a plunger in a cylinder body. The plunger pump has high pressure, compact structure, high efficiency and convenient flow regulation, so the plunger pump can be widely applied to systems requiring high pressure, high flow and high power and occasions requiring flow regulation, such as planer, broaching machine, hydraulic machine, engineering machinery, mine metallurgical machinery and ships, and has extremely high stability requirements on products, in particular to coaxiality and size requirements on the position of an inner cavity bearing seat.
In the past, five-axis machine tools are used for processing two semicircle in the cavity, a ball head cutter is used for milling the curved surface, the processing efficiency is low, the size control is difficult, and when the primary processing is unqualified, the repairing processing is difficult. And the equipment investment cost is huge. Therefore, it is needed to provide an angle head which can use a conventional triaxial machine tool to realize one-time processing and forming of two semicircles in a cavity and is applicable to processing of a guide surface in a plunger pump, and the processing efficiency and the qualification rate are improved.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, and provides an angle head for machining the arc surface of the inner cavity of a plunger pump, which can finish machining of two arc surfaces of the inner cavity of the plunger pump at one time through a triaxial machine tool and improves machining efficiency.
The utility model relates to a machining angle head of an arc surface of an inner cavity of a plunger pump, which comprises an upper shell and a lower shell which are connected with each other, wherein a first spiral bevel gear is arranged in the upper shell, a transmission shaft is arranged below the first spiral bevel gear, two ends of the transmission shaft are connected with the inner wall of the upper shell through bearings, one side of the transmission shaft is connected with a second spiral bevel gear, the second spiral bevel gear is meshed with the first spiral bevel gear, the other side of the transmission shaft is connected with a plane gear, the plane gear and the first spiral bevel gear are arranged in a staggered manner, and the lower end of the plane gear is connected with a gear set consisting of a plurality of driving gears which is arranged in the lower shell; two cutterheads are symmetrically arranged on the outer side of the lower shell, and the two cutterheads are in transmission connection with the same driving gear.
Further, the upper end of the first spiral bevel gear is connected with a main shaft of the machine tool through a connecting shaft, and the upper shell is connected with a fixing part of the main shaft through a flange.
Further, the gear set is formed by sequentially meshing 3 driving gears which are arranged in the lower shell side by side, the driving gear arranged on the upper side is meshed with the face gear, and the driving gear arranged on the lower side is connected with the cutter head. And a cutter for processing the arc surface of the inner cavity of the plunger pump is connected to the cutter head.
Further, the lower shell is formed by combining two lower shell components which are symmetrically arranged, the two lower shell components are connected with each other through bolts, roller bearings are connected to the inner wall of each lower shell component, and two driving gears on the upper side of the gear set are respectively connected with the corresponding roller bearings in a rotatable mode.
Further, in the gear set, the diameter of the drive gear disposed on the lower side is the same as that of the drive gear disposed on the upper side, and the diameter of the drive gear disposed in the middle is smaller than that of the drive gear disposed on the upper side.
Further, the connecting shaft is a stepped shaft formed by sequentially combining a first shaft body, a second shaft body and a third shaft body, a second roller bearing is sleeved on the third shaft body, and the outer wall of the second roller bearing is in contact with the inner wall of the upper shell.
The utility model has the advantages that: because the two cutterheads are driven by the same driving gear and the axes of the two cutterheads are consistent, the two cutterheads are driven to synchronously rotate, and when two mutually symmetrical arc surfaces in the inner cavity of the plunger pump are processed, the two arc surfaces can be processed only by one-time positioning, so that the processing difficulty is reduced, and the processing efficiency is remarkably improved.
The foregoing and other objects, features and advantages of the utility model will be apparent from the following more particular description of preferred embodiments, as illustrated in the accompanying drawings.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of the structure of the circular arc surface of the inner cavity of the plunger pump.
Fig. 2 is a schematic structural view of an angle head for machining an arc surface of an inner cavity of a plunger pump.
Fig. 3 is a schematic view of the internal structure of fig. 2.
Fig. 4 is a schematic cross-sectional view of fig. 2.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The plunger pump has extremely high requirements on the stability of products, particularly the coaxiality and the size of the position of the bearing seat of the inner cavity, and the difficulty in processing the arc-shaped surfaces of the two semicircles in the cavity is high, and the position of the arc-shaped surfaces is shown by referring to figure 1.
Referring to fig. 2 and 3, in a preferred embodiment of the present utility model, a machining angle head for an arc surface of an inner cavity of a plunger pump includes an upper casing 1 and a lower casing 2 that are connected to each other, a first spiral bevel gear 3 disposed in the upper casing 1 is disposed below the first spiral bevel gear 3, two ends of the transmission shaft 4 are connected to an inner wall of the upper casing 1 through bearings, one side of the transmission shaft 4 is connected to a second spiral bevel gear 41, the second spiral bevel gear 41 is meshed with the first spiral bevel gear 3, the other side of the transmission shaft 4 is connected to a plane gear 42, the plane gear 42 and the first spiral bevel gear 3 are disposed in a staggered manner, and a gear set 5 composed of a plurality of driving gears disposed in the lower casing is connected to a lower end of the plane gear 42; two cutterheads 6 are symmetrically arranged on the outer side of the lower shell 2, and the two cutterheads 6 are in transmission connection with the same driving gear 51.
In this embodiment, since the two cutterheads 6 are driven by the same driving gear and the axes of the two cutterheads coincide. By driving the two cutterheads 6 to rotate synchronously, when two mutually symmetrical arc surfaces in the inner cavity of the plunger pump are processed, the two arc surfaces can be processed only by one-time positioning, so that the processing difficulty is reduced, and the processing efficiency is remarkably improved.
In the above embodiment, the upper end of the first spiral bevel gear 3 is connected with the spindle 8 of the machine tool through the connecting shaft 7, and the fixing parts of the upper casing 1 and the spindle 8 are connected with each other through flanges. In the actual implementation process, the upper end of the first spiral bevel gear 3 is connected with the connecting shaft 7 through threads.
In the above embodiment, in order to extend the transmission distance and ensure the accuracy of transmission, the gear set 5 is formed by sequentially engaging 3 driving gears 51 disposed in the lower housing 2 side by side, the driving gear 51 disposed at the upper side is engaged with the face gear 42, and the driving gear 51 disposed at the lower side is connected with the cutterhead 6. In the actual implementation process, a cutter for processing the arc surface of the inner cavity of the plunger pump is connected to the cutter disc 6.
In the above embodiment, in order to improve the stability and reliability of the transmission, the lower housing 2 is formed by combining two symmetrically arranged lower housing components 21, the two lower housing components 21 are connected with each other by bolts, the inner wall of each lower housing component 21 is connected with a roller bearing 22, and two driving gears 51 on the upper side of the gear set 5 are respectively rotatably connected with the corresponding roller bearings 22.
In the above embodiment, in the gear set 5, the diameter of the drive gear 51 provided on the lower side and the diameter of the drive gear 51 provided on the upper side are the same, and the diameter of the drive gear 51 provided in the middle is smaller than the diameter of the drive gear 51 provided on the upper side.
In the above embodiment, in order to facilitate the installation and positioning of the connection shaft 7, the connection shaft 7 is a stepped shaft formed by sequentially combining the first shaft body 71, the second shaft body 72 and the third shaft body 73, the third shaft body 73 is sleeved with the second roller bearing 74, and the outer wall of the second roller bearing 74 contacts with the inner wall of the upper housing 1.
In the concrete working process, only the arc surface machining angle head of the inner cavity of the plunger pump is required to extend into the height of the arc surface of the inner cavity of the plunger pump, then the arc surface is machined through transverse or longitudinal movement, the machining of the two arc surfaces can be completed at one time without adjusting the height, and the machining efficiency of the plunger pump can be remarkably improved.
The principles and embodiments of the present utility model have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present utility model; meanwhile, as those skilled in the art will have variations in the scope of the specific embodiments according to the ideas of the present utility model, the present description should not be construed as limiting the present utility model in view of the above.
Claims (6)
1. The utility model provides a plunger pump inner chamber arc face processing angle head which characterized in that: the novel spiral bevel gear comprises an upper shell and a lower shell which are connected with each other, wherein a first spiral bevel gear is arranged in the upper shell, a transmission shaft is arranged below the first spiral bevel gear, two ends of the transmission shaft are connected with the inner wall of the upper shell through bearings, one side of the transmission shaft is connected with a second spiral bevel gear, the second spiral bevel gear is meshed with the first spiral bevel gear, the other side of the transmission shaft is connected with a plane gear, the plane gear and the first spiral bevel gear are arranged in a staggered mode, and the lower end of the plane gear is connected with a gear set which is arranged in the lower shell and consists of a plurality of driving gears; two cutterheads are symmetrically arranged on the outer side of the lower shell, and the two cutterheads are in transmission connection with the same driving gear.
2. The plunger pump inner cavity arc surface machining angle head according to claim 1, wherein: the upper end of the first spiral bevel gear is connected with a main shaft of the machine tool through a connecting shaft, and the upper shell is connected with a fixing part of the main shaft through a flange.
3. The plunger pump inner cavity arc surface machining angle head according to claim 1, wherein: the gear set is formed by sequentially meshing 3 driving gears which are arranged in the lower shell side by side, the driving gear arranged at the upper side is meshed with the plane gear, and the driving gear arranged at the lower side is connected with the cutter head.
4. The plunger pump inner cavity arc surface machining angle head according to claim 3, wherein: the lower shell is formed by combining two lower shell components which are symmetrically arranged, the two lower shell components are connected with each other through bolts, roller bearings are connected to the inner wall of each lower shell component, and two driving gears on the upper side of the gear set are respectively and rotatably connected with the corresponding roller bearings.
5. The plunger pump inner cavity arc surface machining angle head according to claim 3, wherein: in the gear set, the diameter of the driving gear arranged at the lower side is the same as that of the driving gear arranged at the upper side, and the diameter of the driving gear arranged in the middle is smaller than that of the driving gear arranged at the upper side.
6. The plunger pump inner cavity arc surface machining angle head according to claim 2, wherein: the connecting shaft is a stepped shaft formed by sequentially combining a first shaft body, a second shaft body and a third shaft body, a second roller bearing is sleeved on the third shaft body, and the outer wall of the second roller bearing is in contact with the inner wall of the upper shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320592591.0U CN220462962U (en) | 2023-03-23 | 2023-03-23 | Machining angle head for inner cavity arc surface of plunger pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320592591.0U CN220462962U (en) | 2023-03-23 | 2023-03-23 | Machining angle head for inner cavity arc surface of plunger pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220462962U true CN220462962U (en) | 2024-02-09 |
Family
ID=89773190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320592591.0U Active CN220462962U (en) | 2023-03-23 | 2023-03-23 | Machining angle head for inner cavity arc surface of plunger pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220462962U (en) |
-
2023
- 2023-03-23 CN CN202320592591.0U patent/CN220462962U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103753322B (en) | The processing unit (plant) of differential casing and technique thereof | |
| CN102678881B (en) | Rigid gear and flexible gear which are used for short-tube flexible-gear harmonic speed reducer and machining process thereof | |
| CN103753333B (en) | The elimination backlash structure of gear drive | |
| CN105750965A (en) | Centering and clamping device | |
| CN103629042A (en) | Shaft valve flow distribution cycloid hydraulic motor | |
| CN104759929A (en) | Large precise heavy-load intelligent adjusting rotating table | |
| CN220462962U (en) | Machining angle head for inner cavity arc surface of plunger pump | |
| CN203380698U (en) | Oil supply of cutter rotary type deep hole drill | |
| CN208391176U (en) | A kind of rectangular aperture knife tool | |
| CN201267903Y (en) | Ring surface worm screw numerically controlled machine of virtual rotation center | |
| CN110814857B (en) | Numerical control indexing table locked by ratchet wheel and pawl | |
| CN204094480U (en) | The coding turntable of Changeable Lead Worm Wheel System | |
| CN201082504Y (en) | Guide rail with air pressure unloading | |
| CN206647334U (en) | Servo forges valve and servo system soon | |
| CN204524978U (en) | A kind of precise heavy-load Intelligent adjustment huge revolving table | |
| CN214291946U (en) | Milling machine power transmission head for processing inner cavity of part | |
| CN110814451A (en) | Cylindrical inner cavity electrolytic machining device | |
| CN107322035B (en) | terminal hole making actuator for laminated assembly of airplane body components | |
| CN212760465U (en) | Transmission structure and all-electric servo direct-drive bending machine comprising same | |
| CN108161575A (en) | A kind of composite and flexible manufacturing cell | |
| CN203696560U (en) | Backlash eliminating structure of gear transmission mechanism | |
| CN112008171A (en) | Method and device for machining tooth surface of harmonic reducer | |
| CN203227903U (en) | Slender axle electrochemical machining tool | |
| CN112780562A (en) | Circulation pump body and positive displacement reaction gas circulation pump device for fuel cell | |
| CN203236027U (en) | Device for milling inner counterbore and inner sinking groove of cavity part |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |