CN216829717U - Machining clamp for pump case part hole - Google Patents
Machining clamp for pump case part hole Download PDFInfo
- Publication number
- CN216829717U CN216829717U CN202123185506.9U CN202123185506U CN216829717U CN 216829717 U CN216829717 U CN 216829717U CN 202123185506 U CN202123185506 U CN 202123185506U CN 216829717 U CN216829717 U CN 216829717U
- Authority
- CN
- China
- Prior art keywords
- pump
- clamping
- pump case
- plate
- pump shell
- 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.)
- Expired - Fee Related
Links
- 238000003754 machining Methods 0.000 title claims description 13
- 230000006835 compression Effects 0.000 claims abstract description 8
- 238000007906 compression Methods 0.000 claims abstract description 8
- 238000003825 pressing Methods 0.000 claims description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007514 turning Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model relates to a pump case processing technology field especially relates to a add clamping apparatus for pump case part hole, including base, locating component and centre gripping subassembly, locating component includes locating stud and clamp plate, the clamp plate center is equipped with first screw hole, the clamp plate passes through first screw hole with locating stud threaded connection, the clamp plate edge is provided with a plurality of compression screw, compression screw with clamp plate threaded connection, the locating component lateral part is equipped with threely or four the centre gripping subassembly, the centre gripping subassembly includes the extension board, the extension board lateral wall runs through and is equipped with the second screw hole, the second screw hole passes through internal thread and screw rod threaded connection, the one end that the screw rod is close to the pump case is equipped with splint. The pump shell is pressed and fixed through the positioning assembly, and the outer wall of the pump shell is clamped and fixed through the clamping assembly. The utility model discloses press from both sides tightly effectually, this anchor clamps can also the not pump case of equidimension of centre gripping moreover to easy operation is convenient, realizes fast loading and unloading.
Description
Technical Field
The utility model relates to a pump case processing technology field especially relates to a add clamping apparatus for pump case part hole.
Background
The pump casing is a part commonly used in hydraulic devices, is in a volute shape for containing and conveying liquid, and consists of a pump cover and a volute body, and the pump casing is a fixed part. The pump cover is a suction chamber of the pump, which is used for uniformly guiding water in the water suction pipe to the impeller with minimum loss, and the suction chamber can be divided into a straight conical suction chamber, an annular suction chamber and a semi-spiral suction chamber according to the structure; the volute body is composed of a volute chamber and a diffusion conical pipe, the volute chamber is mainly used for collecting water flow thrown out by an impeller and keeping the water flow speed in the volute chamber to be a constant by means of continuous increase of the water flow cross section of the volute chamber so as to reduce head loss, water flows into the pressure pipe through the diffusion conical pipe after being discharged from the volute chamber, and the diffusion conical pipe is used for reducing the water flow speed and converting partial kinetic energy of the water flow into pressure energy. Due to the uniqueness of the appearance of pump shell parts, a special clamp is required to be used for positioning and fixing in the machining process, and almost all machining factories use the special clamp at present;
the pump shell clamp in the prior art adopts a two-point clamping mode, the clamping effect is poor after the clamp clamps the pump shell, if the pump shell is separated from the clamp in the machining process, the pump shell is damaged and wasted, the clamp is complex to operate, and the time required for producing the pump shell is greatly increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art not enough, and provide a add clamping apparatus for pump case part hole, its reasonable in design presss from both sides tightly effectually, and this anchor clamps can also the not pump case of equidimension of centre gripping moreover to easy operation is convenient, realizes fast loading and unloading.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a add clamping apparatus for pump case part hole, includes the base, the base top is provided with locating component and the centre gripping subassembly that is used for the centre gripping pump case, locating component includes locating stud and clamp plate, the clamp plate center is equipped with first screw hole, the clamp plate pass through first screw hole with locating stud threaded connection, the clamp plate edge is provided with a plurality of compression screw, compression screw with clamp plate threaded connection, the locating component lateral part is equipped with three or four centre gripping subassembly, the centre gripping subassembly includes the extension board, the extension board lateral wall runs through and is equipped with the second screw hole, the second screw hole passes through internal thread and screw rod threaded connection, the one end that the screw rod is close to the pump case is equipped with splint.
By adopting the technical scheme, when the fixture is installed, the water inlet of the pump shell penetrates through the positioning stud to be placed at the upper end of the base, the first threaded hole in the pressing plate is meshed with the external thread of the positioning stud, and the pressing plate rotates towards the direction close to the base, so that the pressing screw at the edge of the pressing plate presses the pump shell tightly, the fixture can firstly perform central positioning on the pump shell, displacement when the outer wall is clamped is avoided, the machining precision is improved, the pressing screw is adopted to fix the pump shell, and fixation of different pump shells can be realized; through set up four group's centre gripping subassemblies in the pump case periphery around and centre gripping pump case outer wall to realize firm reliable behind this anchor clamps tight pump case, press from both sides tightly effectually, this anchor clamps can also the not pump case of equidimension of centre gripping moreover, and easy operation is convenient, realizes fast loading and unloading.
Furthermore, the diameter of the positioning stud is smaller than that of the water inlet of the pump shell, and the diameter of the pressing plate is larger than that of the water inlet of the pump shell.
By adopting the technical scheme, the diameter of the positioning stud is smaller than that of the water inlet of the pump shell, and the diameter of the pressing plate is larger than that of the water inlet of the pump shell, so that the pressing plate can press the pump shell conveniently.
Further, the clamping plate is of an arc-shaped structure.
Adopt above-mentioned technical scheme, through setting up splint into the arc structure, the splint of being convenient for presss from both sides tight pump case outer wall.
Furthermore, the screw rod is rotatably connected with the clamping plate.
By adopting the technical scheme, the screw rod and the clamping plate are rotationally connected, so that the clamping plate can not rotate along with the screw rod when the screw rod rotates.
Furthermore, one end of the clamping plate, which is close to the pump shell, is provided with an anti-skid rubber mat.
Adopt above-mentioned technical scheme, through the one end that is close to the pump case at splint set up anti-skidding cushion, anti-skidding cushion has increased frictional resistance, makes the tight more firm of pump case clamp, and anti-skidding cushion has elasticity simultaneously, can prevent the contact damage of splint and pump case.
Furthermore, one end of the screw rod, which is far away from the clamping plate, is provided with a knob.
By adopting the technical scheme, the knob is arranged at one end of the screw rod far away from the clamping plate, so that the screw rod can be conveniently rotated.
Furthermore, the upper end of the base is provided with an anti-skid rubber mat.
Adopt above-mentioned technical scheme, through set up anti-skidding cushion in the base upper end, anti-skidding cushion has increased frictional resistance, and the vibrations of avoiding adding the processing production make the pump case slide, and anti-skidding cushion has elasticity simultaneously, can prevent the contact damage of base and pump case.
Compared with the prior art, the beneficial effects of the utility model are that:
1. during installation, a water inlet of the pump shell penetrates through the positioning stud to be placed at the upper end of the base, the first threaded hole in the pressing plate is meshed with the external thread of the positioning stud, the pressing plate rotates towards the direction close to the base to enable the pressing plate to press the pump shell, then the screw rod rotates towards the direction close to the pump shell to enable the clamping plate to abut against the outer wall of the pump shell, and therefore the clamp can firstly perform center positioning on the pump shell, displacement is avoided when the outer wall is clamped, and machining precision is improved; four groups of clamping assemblies are arranged around the periphery of the pump shell to clamp the outer wall of the pump shell, so that the clamp is firm and reliable after clamping the pump shell, the clamping effect is good, the clamp can also clamp pump shells with different sizes, the operation is simple and convenient, and quick assembly and disassembly are realized;
2. the anti-skidding rubber mat is arranged at one end, close to the pump shell, of the clamping plate, so that the friction resistance is increased, the pump shell is clamped more stably, and meanwhile, the anti-skidding rubber mat has elasticity, so that the clamping plate can be prevented from being damaged by contact with the pump shell;
3. the clamping plate is arranged to be of an arc-shaped structure, so that the clamping plate can clamp the outer wall of the pump shell conveniently;
4. through set up anti-skidding cushion in the base upper end, anti-skidding cushion has increased frictional resistance, avoids adding the vibrations that produce man-hour and makes the pump case slide, and anti-skidding cushion has elasticity simultaneously, can prevent the contact damage of base and pump case.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic top view of the base and the clamping assembly of the present invention;
FIG. 3 is a front view of the base and the positioning assembly of the present invention;
fig. 4 is a schematic structural diagram of the pump casing of the present invention.
Description of reference numerals:
in the figure: 1. a base; 2. a positioning assembly; 21. positioning the stud; 22. pressing a plate; 23. a first threaded hole; 3. a clamping assembly; 31. a support plate; 32. a second threaded hole; 33. a screw; 34. a splint; 35. a knob; 4. a pump housing; 5. an antiskid rubber pad.
Detailed Description
The following detailed description of the present invention is provided with reference to the accompanying drawings and specific embodiments, and is not intended to limit the scope of the invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The first embodiment is as follows:
the embodiment of the utility model discloses a processing clamp for pump shell part holes, please refer to the attached figures 1-4, which comprises a base 1, a positioning component 2 and a clamping component 3 for clamping a pump shell 4 are arranged above the base, the positioning component 2 comprises a positioning stud 21 and a pressure plate 22, a first threaded hole 23 is arranged in the center of the pressure plate 22, the pressure plate 22 is in threaded connection with the positioning stud 21 through the first threaded hole 23, the edge of the pressure plate 22 is provided with a plurality of compression screws 24, the compression screws 24 are in threaded connection with the pressure plate 22, three or four clamping assemblies 3 are arranged on the side of the positioning assembly 2, the clamping assemblies 3 comprise support plates 31, a second threaded hole 32 is formed in the side wall of the support plate 31 in a penetrating mode, the second threaded hole 32 is in threaded connection with a screw 33 through internal threads, and a clamping plate 34 is arranged at one end, close to the pump shell 4, of the screw 33.
Please refer to fig. 2 again, the clamping assembly 3 includes a support plate 31, a second threaded hole 32 is formed through a side wall of the support plate 31, the second threaded hole 32 is engaged with an external thread of a screw 33 through an internal thread, a clamping plate 34 is disposed at an end of the screw 33 close to the pump housing 4, the clamping plate 34 is of an arc structure, the screw 33 is rotatably connected with the clamping plate 34, an anti-skid rubber pad 5 is disposed at an end of the clamping plate 34 close to the pump housing 4, and a knob 35 is disposed at an end of the screw 33 far from the clamping plate 34.
Please refer to fig. 2-4, which includes a base 1, a positioning assembly 2, a clamping assembly 3 and a pump case 4, wherein the positioning assembly 2 includes a positioning stud 21 and a pressing plate 22, the positioning stud 21 is disposed at the center of the upper end of the base 1, a water inlet of the pump case 4 passes through the positioning stud 21 and is disposed at the upper end of the base 1, a first threaded hole 23 is formed in the center of the pressing plate 22, the first threaded hole 23 is engaged with the external thread of the positioning stud 21 through an internal thread, four clamping assemblies 3 are disposed around the outer side of the pump case 4, the diameter of the positioning stud 21 is smaller than that of the water inlet of the pump case 4, the diameter of the pressing plate 22 is larger than that of the water inlet of the pump case 4, and an anti-skid rubber pad 5 is disposed at the upper end of the base 1.
The embodiment of the utility model provides a turning anchor clamps's of pump case part spot facing work usefulness implementation principle does:
during installation, a water inlet of the pump shell 4 penetrates through the positioning stud 21 to be placed at the upper end of the base 1, the first threaded hole 23 in the pressing plate 22 is meshed with the external thread of the positioning stud 21, the pressing plate 22 rotates towards the direction close to the base 1, the pressing screw 24 on the edge of the pressing plate 22 presses the pump shell 4 tightly, the screw 33 rotates towards the direction close to the pump shell 4, the clamping plate 34 abuts against the outer wall of the pump shell 4 tightly, and the turning can be carried out after the installation is finished; when the pump casing is disassembled, the screw 33 is rotated towards the direction far away from the pump casing 4, the clamping plate 34 is loosened from the outer wall of the pump casing 4, the pressing plate 22 is rotated towards the direction far away from the positioning stud 21, the pressing plate 22 is removed, the pump casing 4 is loosened, and the machined pump casing 4 is removed.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (7)
1. The utility model provides a add clamping apparatus for pump case part hole which characterized in that: the clamping device comprises a base (1), a positioning component (2) and a clamping component (3) used for clamping a pump shell (4) are arranged above the base, the positioning component (2) comprises a positioning stud (21) and a pressing plate (22), a first threaded hole (23) is formed in the center of the pressing plate (22), the pressing plate (22) is in threaded connection with the positioning stud (21) through the first threaded hole (23), a plurality of compression screws (24) are arranged at the edge of the pressing plate (22), the compression screws (24) are in threaded connection with the pressing plate (22), three or four clamping components (3) are arranged on the side portion of the positioning component (2), each clamping component (3) comprises a support plate (31), a second threaded hole (32) penetrates through the side wall of each support plate (31), and the second threaded holes (32) are in threaded connection with screws (33) through internal threads, and a clamping plate (34) is arranged at one end of the screw rod (33) close to the pump shell (4).
2. A machining jig for pump casing part holes according to claim 1, characterized in that: the diameter of the positioning stud (21) is smaller than that of a water inlet of the pump shell (4), and the diameter of the pressure plate (22) is larger than that of the water inlet of the pump shell (4).
3. A machining jig for pump casing part holes according to claim 1, characterized in that: the clamping plate (34) is of an arc-shaped structure.
4. A machining jig for pump casing part holes according to claim 3, characterized in that: the screw rod (33) is rotatably connected with the clamping plate (34).
5. The machining jig for pump casing part holes as set forth in claim 4, wherein: and an anti-skid rubber mat (5) is arranged at one end of the clamping plate (34) close to the pump shell (4).
6. The machining jig for pump casing part holes as set forth in claim 5, wherein: and a knob (35) is arranged at one end of the screw rod (33) far away from the clamping plate (34).
7. A machining jig for pump casing part holes according to claim 1, characterized in that: the upper end of the base (1) is provided with an anti-skid rubber mat (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123185506.9U CN216829717U (en) | 2021-12-17 | 2021-12-17 | Machining clamp for pump case part hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123185506.9U CN216829717U (en) | 2021-12-17 | 2021-12-17 | Machining clamp for pump case part hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216829717U true CN216829717U (en) | 2022-06-28 |
Family
ID=82109075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123185506.9U Expired - Fee Related CN216829717U (en) | 2021-12-17 | 2021-12-17 | Machining clamp for pump case part hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216829717U (en) |
-
2021
- 2021-12-17 CN CN202123185506.9U patent/CN216829717U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212526942U (en) | Machining is with hemisphere casing vacuum adsorption frock clamp | |
| CN210633303U (en) | Clamp for valve machining | |
| CN216829717U (en) | Machining clamp for pump case part hole | |
| CN208895636U (en) | Novel clamp is used in a kind of machining | |
| CN201783835U (en) | Eccentric positioning and clamping fixture | |
| CN210451273U (en) | Positioning fixture | |
| CN210046020U (en) | Internal spline core expansion type machine tool fixture | |
| CN202701949U (en) | Vacuum suction lens milling fixture | |
| CN202752901U (en) | Clamping device special for lathe | |
| CN212553505U (en) | Rotatable automobile engine flywheel shell clamping device | |
| CN214722527U (en) | Hydraulic clamp for clamping engine intake manifold | |
| CN205097035U (en) | Spherical washer grinding fixture | |
| CN101637872B (en) | Clamp for machining inside diameters and outer diameters of fixed ball races | |
| CN213033933U (en) | Lathe fixture with high centering precision | |
| CN108296688A (en) | A kind of bumper welding clamping tooling | |
| CN203003499U (en) | Automatic centering clamping fixture | |
| CN209681678U (en) | The self-positioning special fixture of machining center | |
| CN221247861U (en) | Filter upper shell processing positioning fixture | |
| CN206967086U (en) | A kind of fixture clamped for more cylindrical parts | |
| CN216152180U (en) | Clamping device for machining end face of arc-shaped bent pipe fitting | |
| CN221026179U (en) | Rotary supporting mechanism easy to place compressor valve plate | |
| CN212947266U (en) | 5G substrate excircle processing anchor clamps | |
| CN220145272U (en) | Cylinder type positioning and clamping device | |
| CN109648475B (en) | Inner curve grinding tool for hydraulic motor shell | |
| CN208663455U (en) | A kind of cylinder sleeve special vertical honing machine positioning seat |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220628 |