CN210615897U - Fixing device for machining general pump - Google Patents
Fixing device for machining general pump Download PDFInfo
- Publication number
- CN210615897U CN210615897U CN201921505689.8U CN201921505689U CN210615897U CN 210615897 U CN210615897 U CN 210615897U CN 201921505689 U CN201921505689 U CN 201921505689U CN 210615897 U CN210615897 U CN 210615897U
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- split chuck
- head end
- sided fixed
- connecting section
- double
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- 238000003754 machining Methods 0.000 title claims abstract description 20
- 241000446313 Lamella Species 0.000 claims abstract description 12
- 210000001503 joint Anatomy 0.000 claims abstract description 6
- 238000012545 processing Methods 0.000 abstract description 14
- 238000013461 design Methods 0.000 abstract description 3
- 230000007246 mechanism Effects 0.000 description 18
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 210000000078 claw Anatomy 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model provides a fixing device for general pump processing, belongs to the mechanical design field, the device includes the two-sided fixed connection section of head end, middle part fastener, terminal split chuck, the two-sided fixed connection section through-hole of head end, the two-sided fixed connection section boss of head end, the interior round side of the two-sided fixed connection section upper portion of head end and lower part is equipped with the two-sided fixed connection section boss of head end respectively, terminal split chuck hole has been seted up on the terminal split chuck, the two-sided fixed connection section through-hole of head end is corresponding with terminal split chuck hole, terminal split chuck lamella one, terminal split chuck lamella butt joint department are equipped with locking device, be equipped with the middle part fastener in the two-sided fixed connection section through-hole of head end and the terminal split chuck hole. The universal pump fixing device meets the fixing requirement of the universal pump, is easy to transform, install and apply on the basis of the existing machining equipment, and is stable, reliable, convenient to fix and safe to use.
Description
Technical Field
The utility model belongs to the mechanical design field relates to a fixing device for general pump processing.
Background
With the continuous development of the design theory and the processing technology of the general pump, the types of the general pump are continuously enriched, and the applied field is more and more extensive. The fixation is used as an important process in the processing process of the universal pump, and the fixation precision is closely related to the quality of the universal pump product.
The existing large-scale machining equipment such as manual/numerical control lathes, drilling machines, boring machines, planing machines and the like can meet the shape processing and fixing requirements of general pumps with most geometric structures. However, the equipment purchase cost of general pump production enterprises is increased by equipping various types of large machining equipment, especially, some large machining equipment with low use frequency is purchased, and meanwhile, when the general pump is fixed by using different machining equipment, initial positioning, reference point or reference point determination is often required to be carried out again, and serial execution of the links can undoubtedly increase the fixing time of the general pump, reduce the machining efficiency and increase the potential risk. Therefore, a fixture for universal pump machining is a necessary tool.
In 2018, 7 and 20, the Chinese patent document (publication number: CN 207629688U) discloses a pump body rear-pull type lathe fixture, a connecting rod is arranged on a patent moving cylinder to drive a chuck to move in a three-jaw mode, and the lathe fixture comprises a product chuck, a special screw, a rotating disc, a fixing plate, a machine tool connecting rod and a pull rod connecting screw. The special screw and the pull rod connecting screw sequentially connect the product, the fixed plate, the rotary disk, the chuck and the machine tool connecting rod together, and the problem that the clamp cannot accurately and stably hold in the prior art is solved. However, for the general pump fixing process with a combined structure with hollow thin walls at two ends, the patent cannot guarantee reliable clamping, fixing and processing, and meanwhile, the action force of a chuck of a lathe rotating disc and the contact surface of the general pump is difficult to control, and if the action force is too small, the reliable rotation of the general pump cannot be guaranteed; if the acting force is too large, the two ends of the general pump are easy to deform, and the product quality of the general pump is influenced.
The utility model aims at satisfying the fixed needs of general pump machining man-hour, and easily reform transform on the basis of current machining equipment, install additional and use, it is fixed especially to the general pump, provide a reliable and stable, fixed convenient, safe in utilization's general pump fixing device.
The utility model provides a technical scheme is:
a fixing device for machining a universal pump comprises a first-end double-sided fixed connection section, a middle fastener, a first tail-end split chuck flap, a second tail-end split chuck flap, a first-end double-sided fixed connection section through hole, a first-end double-sided fixed connection section boss, a second-end double-sided fixed connection section boss and a hole of the tail-end split chuck, wherein the first-end double-sided fixed connection section is annular, a first-end double-sided fixed connection section through hole and a second head-end double-sided fixed connection section boss are arranged on the inner circle sides of the upper part and the lower part of the first-end double-sided fixed connection section respectively, the first tail-end split chuck flap and the second tail-end split chuck flap are semi-circular arcs and form a circular ring after being butted, the first tail-end split chuck flap and the second tail-end split chuck flap are provided with a hole of the tail-end split chuck flap, and the first-end double-, the tail end split chuck segment I and the tail end split chuck segment two-joint part are provided with locking devices, middle fastening pieces are arranged in the corresponding holes of the head end double-face fixed connection section and the tail end split chuck, the middle fastening pieces are perpendicular to the head end double-face fixed connection section and the tail end split chuck, and two ends of each middle fastening piece are locked and fixed through nuts.
Preferably, the locking device at the butt joint of the first terminal split chuck segment and the second terminal split chuck segment is provided with a mounting groove for the first terminal split chuck segment and the butt joint of the second terminal split chuck segment, a fastening piece of the terminal split chuck is arranged in the mounting groove, the fastening piece of the terminal split chuck is of a screw structure, a threaded hole is formed in the first terminal split chuck segment and the second terminal split chuck segment, and the butt joint of the first terminal split chuck segment and the second terminal split chuck segment is fixedly connected through the fastening piece of the terminal split chuck.
Preferably, the first-end double-sided fixed connecting section is provided with first-end double-sided fixed connecting section through holes at equal intervals along the circumference of the circular ring.
Preferably, the first boss of the first-end double-sided fixed connection section and the second boss of the first-end double-sided fixed connection section on the first-end double-sided fixed connection section are of a rotational symmetry structure, and a rotational symmetry axis passes through the circle center of the bottom circle of the middle, upper and lower cylinders.
Compared with the prior art, the beneficial effects of the utility model are that: the fixing device for the universal pump machining is provided, and the device can be connected with a transmission part at the upper stage through a head-end double-sided fixing connecting section; and selecting proper specifications of the head end double-sided fixed connection section, the middle fastener and the tail end split chuck according to the geometric structure of the universal pump to be fixed, and adjusting the fastener to reliably fix the universal pump to be fixed and fix the universal pump.
The double-sided fixed connecting section of head end has been set up in the device, the upper portion and the lower part cylinder size of linkage segment are different to ensure that the double-sided fixed connecting section of single head end possesses the advantage of two specifications of using, simultaneously, there is the concave surface in the upper portion of linkage segment and lower part cylinder inboard, be favorable to keeping certain safe distance with the general pump internals that need fix, avoid the size that probably exists to interfere.
The device is provided with a tail end split chuck which adopts a split structure and is beneficial to the installation and the disassembly of the chuck, and meanwhile, the split units of the chuck are combined into the tail end split chuck with a reliable structure through tail end split chuck fasteners, and the tail end split chuck is beneficial to the adjustment of the contact force between the chuck and a universal pump which needs to be fixed.
Drawings
FIG. 1 is a perspective view of a fixture for a universal pump;
FIG. 2 is a detailed perspective view of the head double-sided fixed connection section of the fixing device for machining a general pump of the present invention;
FIG. 3 is a detailed perspective view of a distal end split chuck of a fixture for a universal pump;
fig. 4 shows an embodiment of a fixing device for machining a general pump according to the present invention.
In the drawings: 1. the double-sided fixed connection section of head end, 2, the middle part fastener, 3, terminal split chuck lamella one, 4, terminal split chuck lamella two, 5, the double-sided fixed connection section through-hole of head end, 6, the double-sided fixed connection section boss one of head end, 7, the double-sided fixed connection section boss two of head end, 8, terminal split chuck hole, 9, terminal split chuck fastener one, 10, terminal split chuck fastener two, 11, last one-level rotary mechanism rotary disk direction of rotation instruction arrow, 12, last one-level rotary mechanism rotary disk, 13, last one-level rotary mechanism rotary disk jack catch, 14, the general pump that needs to fix, 15, the general pump direction of rotation instruction arrow that needs to fix.
Detailed Description
The invention is described in more detail below with reference to the drawings and examples of the specification.
A fixing device for machining a universal pump is provided with a head end double-sided fixed connecting section, a middle fastening piece and a tail end split chuck. The double-sided fixed connection section of head end is formed by single bar processing, and the cylinder that the inboard exists the concave surface for the cylinder, upper portion and the lower part that the middle part is the trompil hole, and the double-sided fixed connection section of head end is the rotational symmetry structure, and the rotational symmetry axle passes through the centre of a circle of middle part, upper portion, lower part cylinder bottom surface circle place. The middle fastener has certain mechanical strength and a fastening function, and the rotation symmetry axis of the head end double-sided fixed connection section is symmetrically and uniformly distributed. The tail end split chuck is of a split structure, tail end split chuck holes symmetrically and uniformly distributed are formed in the chuck, and meanwhile, the tail end split chuck with a reliable structure is formed by combining different split units through tail end split chuck fasteners. The universal pump to be fixed is arranged in the universal pump fixing device, the inner diameter of a shell of the universal pump to be fixed, which is close to the head end and is fixedly connected with the two sides, should be slightly larger than the outer diameter of a cylinder on the upper part of the head end and is fixedly connected with the two sides, and the inner diameter of a tail end valving chuck should be slightly larger than the outer diameter of a contact surface of the universal pump to be fixed. The process of accurately and quickly controlling the size of the universal pump can be completed by fastening the universal pump fixing device on the upper-stage rotating mechanism.
Example 1
Fig. 1 shows, does the utility model relates to a fixing device stereoscopic view for general pump processing, the device is provided with the two-sided fixed connection section of head end 1, middle part fastener 2, terminal split chuck lamella 3, terminal split chuck lamella two 4, terminal split chuck fastener 9, terminal split chuck fastener two 10. Fig. 2 shows, does the utility model relates to a three-dimensional view of details of the two-sided fixed connection section of fixing device's of general pump processing's head end, linkage segment (the two-sided fixed connection section 1 of head end) is provided with the two-sided fixed connection section through-hole of head end 5, the two-sided fixed connection section boss of head end 6, the two-sided fixed connection section boss of head end 7. Fig. 3 shows, is the utility model relates to a detailed three-dimensional view of a fixed device's terminal split chuck for general pump processing, the chuck is provided with terminal split chuck lamella one 3, terminal split chuck lamella two 4, terminal split chuck hole 8, terminal split chuck fastener one 9, terminal split chuck fastener two 10. Fig. 4 shows, does the utility model relates to a fixing device embodiment for general pump processing, the embodiment is provided with last one-level rotary mechanism rotary disk direction of rotation instruction arrow 11, last one-level rotary mechanism rotary disk 12, last one-level rotary mechanism rotary disk jack catch 13, need fixed general pump 14, need fixed general pump direction of rotation instruction arrow 15.
Pushing the upper cylinder of the head end double-sided fixed connection section 1 into a fixed end of a universal pump 14 to be fixed, wherein the outer diameter of the upper cylinder of the head end double-sided fixed connection section 1 is slightly smaller than the inner diameter of the fixed end of the universal pump 14 to be fixed, and attention needs to be paid to avoiding interference with internal components of the universal pump 14 to be fixed when the upper cylinder of the head end double-sided fixed connection section 1 is pushed into or moved out of the universal pump 14 to be fixed; selecting a proper clamping position on the outer surface of a universal pump 14 to be fixed, clamping a first tail end split chuck segment 3 and a second tail end split chuck segment 4 at the selected clamping position, and slightly fastening a first tail end split chuck fastener 9 and a second tail end split chuck fastener 10 to connect the first tail end split chuck segment 3 and the second tail end split chuck segment 4 into a whole; the middle fastening piece 2 penetrates through a through hole 5 of the head end double-sided fixed connection section 1 and sequentially passes through the outer surface of a universal pump 14 to be fixed and a hole 8 of a tail end split chuck, the middle fastening piece 2 is kept parallel to the outer surface of the universal pump 14 to be fixed, a first tail end split chuck fastening piece 9, a second tail end split chuck fastening piece 10 and the middle fastening piece 2 are fastened, and the head end double-sided fixed connection section 1, the middle fastening piece 2, a first tail end split chuck piece 3, a second tail end split chuck piece 4 and the universal pump 14 to be fixed are made into a mechanically stable assembly. In the whole process, three principles need to be noted:
(1) when the middle fastener 2 passes through the through hole 5 of the head end double-sided fixed connecting section, the outer surface of the universal pump 14 to be fixed and the hole 8 of the tail end split chuck in sequence, the interference with the universal pump 14 to be fixed is avoided, and when the middle fastener 2 passes through the hole 8 of the tail end split chuck and is fastened, the influence of the length of the middle fastener 2 extending out of the hole 8 of the tail end split chuck on subsequent processing is avoided;
(2) when the first tail end split chuck segment 3 and the second tail end split chuck segment 4 are clamped on the outer surface of the universal pump 14 to be fixed, the clamping positions are determined according to actual processing requirements, the contact surfaces of the first tail end split chuck segment 3 and the second tail end split chuck segment 4 and the universal pump 14 to be fixed are smooth, and the center of the cross section of a combined body formed by combining the first tail end split chuck segment 3 and the second tail end split chuck segment 4 is positioned on a rotating shaft of the universal pump 14 to be fixed;
(3) when the middle fastener 2, the first tail end split chuck fastener 9 and the second tail end split chuck fastener 10 are fastened, the fastening reliability is guaranteed, abnormal deformation and eccentricity of the universal pump 14 needing to be fixed due to overlarge fastening force are avoided, and the product quality is prevented from being influenced.
The combined head end double-sided fixed connection section 1, the middle fastener 2, the tail end split chuck flap I3, the tail end split chuck flap II 4 and the universal pump 14 to be fixed are lifted by utilizing a lifting device or other tools, the position of the rotary disk clamping claw 13 of the upper-stage rotating mechanism is adjusted, so that the middle cylinder of the head end double-sided fixed connection section 1 is placed in the middle of the rotary disk clamping claw 13 of the upper-stage rotating mechanism, the rotary disk clamping claw 13 of the upper-stage rotating mechanism is fastened, and the middle cylinder of the head end double-sided fixed connection section 1 is reliably clamped and fastened into the rotary disk clamping claw 13 of the upper-stage. The rotating disk 12 of the upper-stage rotating mechanism is rotated at an extremely low rotating speed, and the problems of concentricity, abnormal jitter, eccentricity and the like of the whole rotating part are observed.
After the reliable mechanical connection of the whole rotating part is ensured and no abnormal condition exists, the power supply or the gift box of the rotating disk 12 of the upper-level rotating mechanism can be started, so that the rotating disk 12 of the upper-level rotating mechanism drives the rotating disk jaw 13 of the upper-level rotating mechanism, the head end double-sided fixed connection section 1, the middle fastening piece 2, the tail end split chuck segment I3, the tail end split chuck segment II 4, the tail end split chuck fastening piece I9, the tail end split chuck fastening piece II 10 and the universal pump 14 to be fixed to rotate at the same rotating speed, and the fixing process of the universal pump 14 to be fixed is completed by utilizing other parts.
In the above embodiments, the end geometries of the central fastener 2, the first end split chuck fastener 9 and the second end split chuck fastener 10 are in the form of hexagonal prisms, and the purpose of the present invention is to illustrate that the fasteners can be fastened and released by using the conventional fastening tools such as an allen wrench, a spanner, etc., and the actual geometrical mechanism of the fasteners is not limited to the representation in the drawings. Meanwhile, the direction of the rotating direction indicating arrow 11 of the rotating disc of the upper-stage rotating mechanism and the direction of the rotating direction indicating arrow 15 of the general pump to be fixed are clearly marked in fig. 4, which aims to better describe the implementation process of the embodiment, and the direction can also be the reverse direction of the direction marked in the drawing. It should be noted that the numbers of the head end double-sided fixed connecting section through holes 5, the tail end split chuck holes 8 and the middle fastening pieces 2 in the drawings are all 6, and the purpose is to better describe the implementation process of the embodiment, and the number can be selected to be suitable according to the actual requirement and fastening strength in the actual processing.
The above is only an embodiment of the present invention, which is not intended to limit the present invention, any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention, for example, the geometric structure of the middle fastening member 2, the first end split chuck fastening member 9, and the second end split chuck fastening member 10 in the present embodiment is changed to other three-dimensional structures, or the rotating direction indicating arrow 11 of the rotating disk of the upper level rotating mechanism, the rotating direction indicating arrow 15 of the general pump to be fixed are reversed, or the first end split chuck segment 3 and the second end split chuck segment 4 are set to be structures with adjustable inner diameters, or the upper and lower cylinders of the double-sided fixed connection section 1 of the head end are set to be structures with adjustable outer diameters, or other control circuits or power supplies are used to control the rotating speed of the rotating disk 12 of the upper level rotating mechanism, The rotation direction, rotation or stillness, all should be included in the scope of protection of the utility model.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (4)
1. A fixing device for machining a general pump is characterized by comprising a head end double-sided fixed connecting section (1), a middle fastener (2), a tail end split chuck flap I (3), a tail end split chuck flap II (4), a head end double-sided fixed connecting section through hole (5), a head end double-sided fixed connecting section boss I (6), a head end double-sided fixed connecting section boss II (7) and a tail end split chuck hole (8), wherein the head end double-sided fixed connecting section (1) is annular, the head end double-sided fixed connecting section through hole (5) is formed in the head end double-sided fixed connecting section, the head end double-sided fixed connecting section boss I (6) and the head end double-sided fixed connecting section boss II (7) are respectively arranged on the inner circle sides of the upper portion and the lower portion of the head end double-sided fixed connecting section (1), and the tail end split chuck flap I (3) and the tail end, the two forms the ring form after the butt joint, seted up terminal split chuck hole (8) on terminal split chuck lamella one (3), terminal split chuck lamella two (4), the two-sided fixed connection section through-hole of head end (5) is corresponding with terminal split chuck hole (8), terminal split chuck lamella one (3), terminal split chuck lamella two (4) butt joint department are equipped with locking device, be equipped with middle part fastener (2) in the two-sided fixed connection section through-hole of head end (5) and terminal split chuck hole (8) that correspond, middle part fastener (2) the two-sided fixed connection section of head end (1) of perpendicular to head end and terminal split chuck, middle part fastener (2) both ends are fixed through nut locking.
2. The fixing device for machining the universal pump as claimed in claim 1, wherein the locking device at the joint of the first end split chuck segment (3) and the second end split chuck segment (4) is provided with a mounting groove at the joint of the first end split chuck segment (3) and the second end split chuck segment (4), a fastening piece of the first end split chuck segment is arranged in the mounting groove, the fastening piece of the second end split chuck segment is of a screw structure, threaded holes are formed in the first end split chuck segment (3) and the second end split chuck segment (4), and the joint of the first end split chuck segment (3) and the second end split chuck segment (4) is fixedly connected through the fastening piece of the second end split chuck segment.
3. The fixing device for machining the general pump according to claim 1, wherein the head end double-sided fixed connecting section (1) is provided with head end double-sided fixed connecting section through holes (5) at equal intervals along a circle of a circular ring.
4. The fixing device for machining the general pump as claimed in claim 1, wherein the first head end double-sided fixed connecting section boss (6) and the second head end double-sided fixed connecting section boss (7) on the first head end double-sided fixed connecting section (1) are of a rotational symmetry structure, and a rotational symmetry axis passes through the center of a circle of the bottom surface of the middle, upper and lower cylinders.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921505689.8U CN210615897U (en) | 2019-09-11 | 2019-09-11 | Fixing device for machining general pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921505689.8U CN210615897U (en) | 2019-09-11 | 2019-09-11 | Fixing device for machining general pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210615897U true CN210615897U (en) | 2020-05-26 |
Family
ID=70751850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921505689.8U Expired - Fee Related CN210615897U (en) | 2019-09-11 | 2019-09-11 | Fixing device for machining general pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210615897U (en) |
-
2019
- 2019-09-11 CN CN201921505689.8U patent/CN210615897U/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: 20200526 |