CN217344513U - Novel machining clamp for overflow valve body of precision hydraulic pump - Google Patents
Novel machining clamp for overflow valve body of precision hydraulic pump Download PDFInfo
- Publication number
- CN217344513U CN217344513U CN202123425040.5U CN202123425040U CN217344513U CN 217344513 U CN217344513 U CN 217344513U CN 202123425040 U CN202123425040 U CN 202123425040U CN 217344513 U CN217344513 U CN 217344513U
- Authority
- CN
- China
- Prior art keywords
- positioning
- workpiece
- fixture body
- clamp
- hydraulic pump
- 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
Images
Landscapes
- Jigs For Machine Tools (AREA)
Abstract
The utility model discloses a novel precision hydraulic pump overflow valve body's adds clamping apparatus belongs to the processing field of novel precision hydraulic pump overflow valve body. A plurality of first positioning inner holes (9) of the fixture body are formed in the side wall of the fixture body (1), and a drill die sleeve (3) is sleeved in each first positioning inner hole (9) of the fixture body; the fixture body (1) is provided with a groove for accommodating a flange surface of the workpiece (2); the utility model has the advantages that: the workpiece and the fixture body are ensured to be on the same axis, the stability of the processing dimension of the workpiece and the form and position tolerance of each part are ensured, and the assembly and disassembly are convenient.
Description
Technical Field
The utility model relates to a novel precision hydraulic pump overflow valve body's adds clamping apparatus belongs to the processing field of novel precision hydraulic pump overflow valve body.
Background
The overflow valve body is a key part of a precision hydraulic pump, as shown in figure 1, the main body of a workpiece is a circular cylinder and is required to be along the workpiece
Circumferentially and uniformly processing excircle
The holes amount to four.
The requirements on the position and the angle of the hole are very strict, but in the processing process, no positioning reference exists, and qualified products cannot be processed.
SUMMERY OF THE UTILITY MODEL
For the above-mentioned problem that solves prior art and exist, this application provides a novel accurate hydraulic pump overflow valve body's adds clamping apparatus, and processing size is stable, processing position and angle are accurate.
In order to achieve the purpose, the technical scheme of the application is that the machining clamp for the overflow valve body of the novel precision hydraulic pump comprises a clamp body and a drill jig sleeve;
the side wall of the fixture body is provided with a plurality of first positioning inner holes of the fixture body, and a drill die sleeve is sleeved in each first positioning inner hole of the fixture body; the fixture body is provided with a groove for accommodating a flange surface of a workpiece;
the fixture body is provided with a fixture body positioning surface, a fixture body positioning thread, a fixture body first positioning inner hole and a fixture body second positioning inner hole; the workpiece is provided with a workpiece positioning surface, a workpiece positioning thread and a workpiece positioning excircle; a drill jig sleeve positioning excircle is arranged on the drill jig sleeve;
the fixture body positioning surface is used for being attached to the workpiece positioning surface, and fixture body positioning threads in the stepped hole of the fixture body are matched with the workpiece positioning threads; the second positioning inner hole of the fixture body is used for being attached to a positioning excircle of a workpiece; the positioning excircle of the drill jig sleeve is in interference fit with the first positioning inner hole of the clamp body.
Furthermore, the outer diameter of the drill jig sleeve is smaller than the diameter of the first positioning inner hole of the clamp body.
Further, the axis of the workpiece is collinear with the axis of the fixture body.
The utility model discloses owing to adopt above technical scheme, can gain following technological effect:
1. the utility model discloses utilize work piece location excircle and anchor clamps body location hole b to carry out the rigidity, and work piece location excircle and anchor clamps body location hole b size phase-match guarantee the work piece and the anchor clamps body on same axis.
2. The utility model discloses utilize the screw thread size phase-match of work piece location screw thread and anchor clamps body location screw thread, guarantee the unity of work piece clamping.
3. The utility model discloses utilize the direct fastening work piece to be manual fastening, thereby avoided the clamping of work piece to warp, guaranteed the processing dimensional stability of this type of work piece and everywhere geometric tolerances, loading and unloading are convenient.
Drawings
FIG. 1 is a schematic view of a workpiece configuration;
FIG. 2 is an exploded view of the workpiece and the chuck body;
fig. 3 is a schematic diagram of a machining clamp of the overflow valve body of the novel precision hydraulic pump and clamping of a workpiece.
The sequence numbers in the figures illustrate: 1. the fixture body, 2, the work piece, 3, the jig cover, 4, the work piece locating surface, 5, the fixture body locating surface a, 6, the work piece locating screw thread, 7, the fixture body locating screw thread, 8, the jig cover locating excircle, 9, the fixture body first locating inner hole, 10, the work piece locating excircle, 11, the fixture body second locating inner hole.
Detailed Description
The invention will be described in further detail with reference to the following figures and specific embodiments: the present application is further described by taking this as an example.
Example 1
As shown in fig. 1 to 3, the present embodiment provides a novel machining fixture for an overflow valve body of a precision hydraulic pump, including a fixture body 1 and a drill jig sleeve 3;
a plurality of first positioning inner holes 9 of the fixture body are formed in the side wall of the fixture body 1, and a drill jig sleeve 3 is sleeved in the first positioning inner holes 9 of the fixture body; the fixture body 1 is provided with a groove for accommodating a flange surface of the workpiece 2;
the fixture body 1 is provided with a fixture body positioning surface 5, a fixture body positioning thread 7, a fixture body first positioning inner hole 9 and a fixture body second positioning inner hole 11; the workpiece 2 is provided with a workpiece positioning surface 4, a workpiece positioning thread 6 and a workpiece positioning excircle 10; the drill jig sleeve 3 is provided with a drill jig sleeve positioning excircle 8;
the fixture body positioning surface 5 is used for being attached to the workpiece positioning surface 4, and fixture body positioning threads 7 in the stepped hole of the fixture body 1 are matched with workpiece positioning threads 6; the second positioning inner hole 11 of the fixture body is used for being attached to the workpiece positioning excircle 10;
the drill jig sleeve positioning excircle 8 is in interference fit with the first positioning inner hole 9 of the clamp body.
The outer diameter of the drill jig sleeve 3 is smaller than the diameter of the first positioning inner hole 9 of the clamp body.
The axis of the workpiece 2 is collinear with the axis of the fixture body 1.
Example 2
The working method of the utility model is as follows:
A. placing a workpiece 2 in the fixture body 1, ensuring that a workpiece positioning surface 4 is attached to a fixture body positioning surface 5 by twisting the workpiece 2, and matching a workpiece positioning excircle 10 with a fixture body first positioning inner hole 9;
B. starting the working apparatus to work the work 2
At the position of the hole 4;
C. and after the machining is finished, screwing off the workpiece 2 and taking out the workpiece 2.
The above, only for the utility model discloses create the embodiment of preferred, nevertheless the utility model discloses the protection scope of creating is not limited to this, and any technical person who is familiar with this technical field is in the utility model discloses create the technical scope that discloses, according to the utility model discloses the technical scheme of creating and utility model design substitution or change of equalling, all should be covered within the protection scope of creating the utility model.
Claims (3)
1. A novel machining clamp for an overflow valve body of a precision hydraulic pump is characterized by comprising a clamp body (1) and a drill die sleeve (3);
a plurality of first positioning inner holes (9) of the fixture body are formed in the side wall of the fixture body (1), and a drill die sleeve (3) is sleeved in each first positioning inner hole (9) of the fixture body; the fixture body (1) is provided with a groove for accommodating a flange surface of the workpiece (2);
the clamp body (1) is provided with a clamp body positioning surface (5), a clamp body positioning thread (7), a clamp body first positioning inner hole (9) and a clamp body second positioning inner hole (11); the workpiece (2) is provided with a workpiece positioning surface (4), a workpiece positioning thread (6) and a workpiece positioning excircle (10); a drill jig sleeve positioning excircle (8) is arranged on the drill jig sleeve (3);
the fixture body positioning surface (5) is used for being attached to the workpiece positioning surface (4), and fixture body positioning threads (7) in the stepped hole of the fixture body (1) are matched with workpiece positioning threads (6); the second positioning inner hole (11) of the fixture body is used for being attached to the workpiece positioning excircle (10);
the drill jig sleeve positioning outer circle (8) is in interference fit with the first positioning inner hole (9) of the clamp body.
2. The machining clamp for the overflow valve body of the novel precision hydraulic pump as claimed in claim 1, wherein the outer diameter of the drill jig sleeve (3) is smaller than the diameter of the first positioning inner hole (9) of the clamp body.
3. The novel machining clamp for the overflow valve body of the precision hydraulic pump as claimed in claim 1, wherein the axis of the workpiece (2) is collinear with the axis of the clamp body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123425040.5U CN217344513U (en) | 2021-12-31 | 2021-12-31 | Novel machining clamp for overflow valve body of precision hydraulic pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123425040.5U CN217344513U (en) | 2021-12-31 | 2021-12-31 | Novel machining clamp for overflow valve body of precision hydraulic pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217344513U true CN217344513U (en) | 2022-09-02 |
Family
ID=83042758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123425040.5U Active CN217344513U (en) | 2021-12-31 | 2021-12-31 | Novel machining clamp for overflow valve body of precision hydraulic pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217344513U (en) |
-
2021
- 2021-12-31 CN CN202123425040.5U patent/CN217344513U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106541290A (en) | A kind of jig of the circumferential registration for thin-wall part processing | |
| CN108673209A (en) | A kind of quick positioning and clamping device of thin-wall rotation-type part internal cylindrical turning | |
| CN103586770B (en) | A kind of processing method of the clamp for three lobe ripple bearing external roller paths | |
| CN104690297B (en) | Lathe machining technology of thin-wall energy-saving motor end cover | |
| CN217344513U (en) | Novel machining clamp for overflow valve body of precision hydraulic pump | |
| CN205968249U (en) | A modular fixture for wall thickness is less than 2mm casing | |
| CN217371373U (en) | Processing clamp for valve core of precision hydraulic pump for chemical industry | |
| CN207915249U (en) | A kind of mould for being ground thin-walled inner bore parts | |
| CN205968267U (en) | Servo motor casing processing tool | |
| CN210476584U (en) | Grinding machine fixture for simultaneously processing multiple equal-height sleeves | |
| CN211517661U (en) | Fixing device for processing check ring | |
| CN214322608U (en) | Square handle is with pressing from both sides collet chuck with locate function for screw tap processing | |
| CN217071556U (en) | Machining clamp for thrust valve clack of precision water pump for chemical industry | |
| CN104400473A (en) | Special fixture for processing cross groove | |
| CN211614941U (en) | Machining clamp device for vehicle differential case | |
| CN211840281U (en) | Rotary type porous drilling machine fixture for thin-wall sleeve part | |
| CN107186500A (en) | Spindle of numerical control lathe auxiliary locator | |
| CN217071518U (en) | Novel machining clamp for overflow valve core of precise hydraulic pump | |
| CN217071555U (en) | Machining clamp for precise water pump impeller for chemical industry | |
| CN207077220U (en) | A kind of vertical Four-axis milling center clamps module | |
| CN207593274U (en) | Rotate chuck tooling | |
| CN206883193U (en) | Spindle of numerical control lathe auxiliary locator | |
| CN218254061U (en) | Nut processing auxiliary fixtures | |
| CN215239318U (en) | Special mould subassembly of thin wall sleeve class work piece | |
| CN213945626U (en) | Fixed frock of finish machining excircle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |