CN208977351U - A kind of gearbox milling base fixture - Google Patents
A kind of gearbox milling base fixture Download PDFInfo
- Publication number
- CN208977351U CN208977351U CN201821550475.8U CN201821550475U CN208977351U CN 208977351 U CN208977351 U CN 208977351U CN 201821550475 U CN201821550475 U CN 201821550475U CN 208977351 U CN208977351 U CN 208977351U
- Authority
- CN
- China
- Prior art keywords
- clamping plate
- turntable
- gearbox
- lifting device
- locating piece
- 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
Landscapes
- Jigs For Machine Tools (AREA)
Abstract
The utility model discloses a kind of gearboxes to mill base fixture, it is related to clamp art, the utility model includes lifting device, V-type locating piece and air clamper, the V-type locating piece and air clamper are mounted on lifting device, the air clamper includes cylinder, main clamping plate, auxiliary clamping plate and variable diameter location structure, the cylinder is connected with main clamping plate, the variable diameter location structure is mounted on auxiliary clamping plate center, the main clamping plate and auxiliary clamping plate are installed on lifting device, and the utility model has the characteristics that increase the fixture scope of application.
Description
Technical field
The utility model belongs to clamp art, and in particular to a kind of gearbox milling base fixture.
Background technique
Speed changer is the device for changing the machine runs speed such as lathe, automobile, tractor or tractive force, big by many diameters
Small different gear composition.
The gearbox body of speed changer is broadly divided into upper cover and lower cover, need to be to the connection of upper cover and lower cover after the completion of casting
Face carries out milling base processing, and the milling base fixture of the prior art is both designed as one-to-one because of the size and shape limitation of gearbox body
Special fixture；But it is past when only needing the diameter by changing gear shaft to change the dynamic loading that can bear
Toward the bearing aperture that need to only change gearbox body, special fixture needs to redesign at this time, increases the production cycle.
Utility model content
The purpose of this utility model is that: be solve the prior art clamp when, due to bearing aperture numerical value and exist
The problem of using limitation, provides a kind of gearbox milling base fixture.
The technical solution adopted in the utility model is as follows:
A kind of gearbox milling base fixture, including lifting device, V-type locating piece and air clamper, the V-type locating piece
It is mounted on lifting device with air clamper；
The air clamper includes cylinder, main clamping plate, auxiliary clamping plate and variable diameter location structure, the cylinder and master
Clamping plate connection, the variable diameter location structure are mounted on auxiliary clamping plate center, and the main clamping plate is installed in auxiliary clamping plate
The geometric center of the main clamping plate and auxiliary clamping plate is located on a horizontal linear on lifting device.
Preferably, the variable diameter location structure includes hollow round shell, positioning pin, turntable and adjusts bevel gear, it is described
Hollow round shell is connect with auxiliary clamping plate, and the positioning pin, turntable and adjusting bevel gear are placed in inside hollow round shell, the transfer
Disk is connect with positioning pin and adjusting bevel gear respectively.
Preferably, the turntable front band tooth, the turntable reverse side are the protrusion of shape of threads, the positioning pin one
Face is equipped with the groove of arc-shaped, and connection, the turntable reverse side and positioning pin are engaged with bevel gear is adjusted in the turntable front
Engagement connection.
Preferably, the lifting device includes raising board and elevating ram, the raising board is connect with elevating ram, institute
Raising board is stated to be placed in below air clamper.
Preferably, two inclined-plane angles of the V-type locating piece are 90 °.
Preferably, further including auxiliary mounting deck, the auxiliary mounting deck is placed in above lifting device, the auxiliary installation
Frame is rectangular frame, and the V-type locating piece is movable V-shape block.
In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:
1, in the utility model, the milling base fixture of the prior art is both designed as because of the size and shape limitation of gearbox body
One-to-one special fixture, but needing the diameter by changing gear shaft only to change the dynamic loading that can bear
When, the bearing aperture of gearbox body often need to be only changed, is set in a manner of needing by clamping bearing hole wall at this time
The special fixture of meter needs to redesign, and increases the production cycle；This programme devises lifting device, V-type locating piece and pneumatic clamps
Tight device when work, the circular arc portion of gearbox body lower end is placed on V-type locating piece, main clamping plate, auxiliary clamping plate are passed through
Gearbox body moving along x, y, z direction, and the rotation around the direction y, z are limited with variable diameter location structure, is applied in conjunction with cylinder
It realizes and clamps to the thrust of main clamping plate, the rotation around the direction x is limited with the cooperation of V-type locating piece and variable diameter location structure,
Realize clamping simultaneously, the six-freedom degree of gearbox body is entirely limited at this time and gearbox body is clamped, then passes through lifting device
Gearbox body is lifted to suitable position is easy to process, when clamping the different gearbox body of bearing aperture, passes through rotation and adjusts
Pitch cone gear drives the transfer disc spins for being engaged with connection, so that the positioning pin for being stuck in the protrusion of turntable shape of threads is driven,
It realizes the flexible of positioning pin, to change the bearing aperture that variable diameter location structure is applicable in, increases the scope of application of fixture；We
Case has the characteristics that increase the fixture scope of application.
2, in the utility model, the distance between prior art V-type locating piece and variable diameter location structure are fixed, become placing
When fast cabinet, the position of V-block Yu variable diameter location structure need to be combined, it is troublesome in poeration, it can not quickly complete, while directly will
Gearbox body is placed in wear with gearbox body surface and V-type locating piece on V-type locating piece, is easily made；This programme devises
Auxiliary mounting deck, auxiliary mounting deck use rectangular frame, have certain structural stability, gearbox is supported when installing
Body, rectangular frame can avoid the two from contacting, promote V-type locating piece thereafter by lifting device by the opening that raising board is reserved
It is extremely contacted with gearbox body arc-shaped surface, then moving V-type locating piece makes gearbox body one side be in contact with auxiliary clamping plate, then adjusts
Variable diameter location structure and other devices, which are realized, to be clamped；This programme has the characteristics that avoid abrasion, easy to operate.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the utility model top view.
Fig. 2 is the utility model and gearbox body clamping schematic diagram.
Fig. 3 is the partial enlarged view of the utility model main view.
Marked in the figure: 1- lifting device, 11- raising board, 2-V type locating piece, 3- air clamper, 31- cylinder, 32-
Main clamping plate, the auxiliary clamping plate of 33-, 34- variable diameter location structure, the hollow round shell of 341-, 342- positioning pin, 343- turntable, 344-
Adjust bevel gear, 4- auxiliary mounting deck.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model, i.e., the described embodiments are only a part of the embodiments of the utility model,
Instead of all the embodiments.The component of the utility model embodiment being usually described and illustrated herein in the accompanying drawings can be with each
Different configurations is planted to arrange and design.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Reality based on the utility model
Apply example, those skilled in the art's every other embodiment obtained without making creative work belongs to
The range of the utility model protection.
It should be noted that the relational terms of term " first " and " second " or the like be used merely to an entity or
Operation is distinguished with another entity or operation, and without necessarily requiring or implying between these entities or operation, there are any
This actual relationship or sequence.Moreover, the terms "include", "comprise" or its any other variant be intended to it is non-exclusive
Property include so that include a series of elements process, method, article or equipment not only include those elements, but also
Further include other elements that are not explicitly listed, or further include for this process, method, article or equipment it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including described
There is also other identical elements in the process, method, article or equipment of element.
The feature of the utility model and performance are described in further detail with reference to embodiments.
Embodiment 1
A kind of gearbox that the utility model preferred embodiment provides mills base fixture, it is characterised in that: including lifting device
1, V-type locating piece 2 and air clamper 3, the V-type locating piece 2 and air clamper 3 are mounted on lifting device 1；
The air clamper 3 includes cylinder 31, main clamping plate 32, auxiliary clamping plate 33 and variable diameter location structure 34, institute
It states cylinder 31 and main clamping plate 32 connects, the variable diameter location structure 34 is mounted on auxiliary 33 center of clamping plate, the main clamping plate
32 are installed on lifting device 1 with auxiliary clamping plate 33, and the geometric center of the main clamping plate 32 and auxiliary clamping plate 33 is located at one
On horizontal linear.
The variable diameter location structure 34 includes hollow round shell 341, positioning pin 342, turntable 343 and adjusts bevel gear 344,
The hollow round shell 341 is connect with auxiliary clamping plate 33, the positioning pin 342, turntable 343 and is adjusted during bevel gear 344 is placed in
Inside sky circle shell 341, the turntable 343 is connect with positioning pin 342 and adjusting bevel gear 344 respectively.
The 343 front band tooth of turntable, 343 reverse side of turntable is the protrusion of shape of threads, the positioning pin 342 1
Face is equipped with the groove of arc-shaped, and connection, 343 reverse side of turntable are engaged with bevel gear 344 is adjusted in 343 front of turntable
Connection is engaged with positioning pin 342.
The lifting device 1 includes raising board 11 and elevating ram, and the raising board 11 is connect with elevating ram, the act
Lift slab 11 is placed in 3 lower section of air clamper.
Two inclined-plane angles of the V-type locating piece 2 are 90 °.
The working principle of the present embodiment: the milling base fixture of the prior art is all provided with because the size and shape of gearbox body limits
It is calculated as one-to-one special fixture, but is needing the diameter by changing gear shaft only to change the dynamic load that can bear
When lotus, the bearing aperture of gearbox body often need to be only changed, at this time in a manner of needing by clamping bearing hole wall
Special fixture to design needs to redesign, and increases the production cycle；This programme devises lifting device 1,2 and of V-type locating piece
Air clamper 3 when work, the circular arc portion of gearbox body lower end is placed on V-type locating piece 2, main clamping plate is passed through
32, auxiliary clamping plate 33 and variable diameter location structure 34 limit gearbox body moving along x, y, z direction, and the rotation around the direction y, z
Turn, realize and clamp in conjunction with the thrust that cylinder 31 is applied to main clamping plate 32, select oblique angle for the V-type locating piece 2 of 90 ° of standard components,
Optimal clamping force can be provided in processing, be limited with the cooperation of V-type locating piece 2 and variable diameter location structure 34 around the direction x
Rotation, while realizing clamping, the six-freedom degree of gearbox body is entirely limited at this time and gearbox body is clamped, then passes through act
It rises device 1 and gearbox body is lifted to suitable position is easy to process, when clamping the different gearbox body of bearing aperture, pass through
Rotation adjusts bevel gear 344, and the turntable 343 for being engaged with connection is driven to rotate, and is stuck in 343 shape of threads of turntable to drive
Protrusion positioning pin 342, realize the flexible of positioning pin 342, to change the bearing aperture that variable diameter location structure 34 is applicable in,
Increase the scope of application of fixture；This programme has the characteristics that increase the fixture scope of application.
Embodiment 2
Following optimization has been done in the utility model preferred embodiment on the basis of example 1, further includes auxiliary mounting deck 4,
The auxiliary mounting deck 4 is placed in 1 top of lifting device, and the auxiliary mounting deck 4 is rectangular frame, and the V-type locating piece 2 is can
Mobile V-block.
The working principle of the present embodiment: the distance between prior art V-type locating piece 2 and variable diameter location structure 34 are fixed,
When placing gearbox body, the position of V-block Yu variable diameter location structure 34 need to be combined, it is troublesome in poeration, it can not quickly complete,
Directly gearbox body is placed in simultaneously and is worn with gearbox body surface and V-type locating piece 2 on V-type locating piece 2, is easily made；
This programme devises auxiliary mounting deck 4, and auxiliary mounting deck 4 uses rectangular frame, has certain structural stability, to install
When support gearbox body, both rectangular frame can be avoided by the opening that raising board 11 is reserved contacts, thereafter by lifting device 1
V-type locating piece 2 is promoted to and is contacted with gearbox body arc-shaped surface, then moves V-type locating piece 2 to make gearbox body one side and auxiliary folder
Tight plate 33 is in contact, then adjusts variable diameter location structure 34 and the realization clamping of other devices；This programme, which has, avoids abrasion, operation side
Just the characteristics of.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (6)
1. a kind of gearbox mills base fixture, it is characterised in that: it is filled including lifting device (1), V-type locating piece (2) and pneumatic pinch
It sets (3), the V-type locating piece (2) and air clamper (3) are mounted on lifting device (1)；
The air clamper (3) includes cylinder (31), main clamping plate (32), auxiliary clamping plate (33) and variable diameter location structure
(34), the cylinder (31) and main clamping plate (32) connection, the variable diameter location structure (34) are mounted in auxiliary clamping plate (33)
The heart, the main clamping plate (32) and auxiliary clamping plate (33) are installed on lifting device (1), the main clamping plate (32) and auxiliary folder
The geometric center of tight plate (33) is located on a horizontal linear.
2. gearbox as described in claim 1 mills base fixture, it is characterised in that: the variable diameter location structure (34) includes hollow
Circle shell (341), positioning pin (342), turntable (343) and adjusting bevel gear (344), the hollow round shell (341) and auxiliary clamping
Plate (33) connection, the positioning pin (342), turntable (343) and adjusting bevel gear (344) are placed in hollow round shell (341) inside,
The turntable (343) connect with positioning pin (342) and adjusting bevel gear (344) respectively.
3. gearbox as claimed in claim 2 mills base fixture, it is characterised in that: turntable (343) the front band tooth, it is described
Turntable (343) reverse side is the protrusion of shape of threads, and the positioning pin (342) is equipped with the groove of arc-shaped, the turntable on one side
(343) connection is engaged with bevel gear (344) are adjusted in front, and turntable (343) reverse side engages connection with positioning pin (342).
4. gearbox as described in claim 1 mills base fixture, it is characterised in that: the lifting device (1) includes raising board
(11) it is connect with elevating ram, the raising board (11) with elevating ram, the raising board (11) is placed in air clamper (3)
Lower section.
5. gearbox as described in claim 1 mills base fixture, it is characterised in that: two inclined-plane angles of the V-type locating piece (2)
It is 90 °.
6. gearbox as described in claim 1 mills base fixture, it is characterised in that: further include auxiliary mounting deck (4), the auxiliary
Mounting rack (4) is placed in above lifting device (1), and the auxiliary mounting deck (4) is rectangular frame, and the V-type locating piece (2) is can
Mobile V-block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821550475.8U CN208977351U (en) | 2018-09-21 | 2018-09-21 | A kind of gearbox milling base fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821550475.8U CN208977351U (en) | 2018-09-21 | 2018-09-21 | A kind of gearbox milling base fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208977351U true CN208977351U (en) | 2019-06-14 |
Family
ID=66785058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821550475.8U Active CN208977351U (en) | 2018-09-21 | 2018-09-21 | A kind of gearbox milling base fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208977351U (en) |
-
2018
- 2018-09-21 CN CN201821550475.8U patent/CN208977351U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208179571U (en) | A kind of clamp device of machining | |
| CN208961525U (en) | A kind of wheel hub clamping and positioning device | |
| CN106041387A (en) | Industrial welding robot | |
| CN208697229U (en) | A kind of automobile frame reversible deformation control turnover fixture | |
| CN105171026A (en) | Machining device with multiple drill bits | |
| CN203526604U (en) | Linkage adjusting chuck | |
| CN211219366U (en) | Clamping device for preventing welding deformation of sheet parts | |
| CN208977351U (en) | A kind of gearbox milling base fixture | |
| CN209364470U (en) | Multifunctional rotary jig | |
| CN218875391U (en) | Wind power universal hub mounting platform | |
| CN105429392A (en) | Multi-station conversion mechanism | |
| CN209647430U (en) | Multi-functional jacking jig | |
| CN209363471U (en) | Multi-functional localization tool | |
| CN206072062U (en) | A kind of quick-replaceable type retainer ring | |
| CN112975144B (en) | Machining device and method for inner surface texture of bearing bush | |
| CN209673070U (en) | A kind of transmission that inclusiveness is strong gear transmission clearance measuring device | |
| CN113664561A (en) | Automatic adapting clamp for cylinder sleeve and working method of automatic adapting clamp | |
| CN210255126U (en) | Vertical lathe operation platform convenient to adjust diameter and height | |
| CN220362250U (en) | Drilling positioning tool of radial drilling machine | |
| CN218927747U (en) | Automobile part overturning tool capable of realizing position adjustment | |
| CN218874582U (en) | Full-automatic tool for machining angle grinder head shell | |
| CN214213556U (en) | Clamp for detecting aviation parts | |
| CN221048171U (en) | Machining clamp for numerical control machine tool | |
| CN217193039U (en) | Chamfering device for metal part machining | |
| CN219704177U (en) | Positioning tool for door and window processing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |