CN207358966U - A kind of more tapers look for heart hydromechanical mandrel fixture automatically - Google Patents
A kind of more tapers look for heart hydromechanical mandrel fixture automatically Download PDFInfo
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- CN207358966U CN207358966U CN201720432293.XU CN201720432293U CN207358966U CN 207358966 U CN207358966 U CN 207358966U CN 201720432293 U CN201720432293 U CN 201720432293U CN 207358966 U CN207358966 U CN 207358966U
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Abstract
It the utility model is related to a kind of fixture and its assembling and look for heart method, belong to hydraulically operated fixture technical field, and in particular to a kind of more tapers look for heart hydromechanical mandrel fixture and its assembling and look for heart method automatically.The fixture and its assembling and heart method is looked for realize that the automatic of a variety of tapers looks for the heart using the taper reducer that pressure-bearing set and support shaft cooperate, easy to the maintenance and assembling of fixture, the accuracy of manufacture of holding jig is constant, the large assemblies (bearing class) more demanding to concentricity do not have to dismounting and directly process, and maintain the original precision of processed component.And hold assembly uses design for disassembly, by adding ultra-high pressure needle valve between fixture and quick coupling, it can realize 360 degree of rotations of hydromechanical mandrel component, adapt to batch machining needs, improve processing efficiency.
Description
Technical field
It the utility model is related to a kind of fixture and its assembling and look for heart method, belong to hydraulically operated fixture technical field, specifically relate to
And a kind of more tapers look for heart hydromechanical mandrel fixture and its assembling and look for heart method automatically.
Background technology
Hydraulically operated fixture is exactly to replace machine components to realize automatic positioning, supporting and the folder clamped to workpiece with Hydraulic Elements
Tool.By the way that the Hydraulic Elements of selection and the mechanical part of design are assembled together, it is possible to obtain required fixture.
The critical piece of hydraulically operated fixture includes the pressure-bearing set of support shaft and set thereon.In order to ensure pressure-bearing set and support shaft
The coaxial heart, pressure-bearing set of the prior art use Integral design with support shaft, it is impossible to dismantle.And when using split-type design,
Since in Precision Machining, the coaxial heart degree requirement of pressure-bearing set and support shaft is high, when fixture assembles, it is difficult to realize pressure-bearing set
With the coaxial reload request of feeling at ease of support shaft, and then influence workpiece processing quality.
In addition to the above-mentioned problems, fixture function of the prior art is single, inconvenient for operation, and the precision of equipment is not high, fixture
Flexibility ratio it is inadequate, can not meet using needs.
Utility model content
The utility model is mainly that the pressure-bearing solved present in the prior art covers asking for heart assembling difficulty coaxial with support shaft
Topic, there is provided a kind of more tapers look for heart hydromechanical mandrel fixture and its assembling and look for heart method automatically.The fixture and its assembling and look for
Heart method can realize that the automatic of a variety of tapers looks for the heart using the taper reducer that pressure-bearing set and support shaft cooperate, easy to press from both sides
The disassembly and installation of tool, improves the machining accuracy of workpiece.
The utility model further object is that the fixture function of solving present in the prior art is single, and flexibility ratio is not high, behaviour
Make the technical problem of inconvenience etc., there is provided a kind of more tapers look for heart hydromechanical mandrel fixture and its assembling and look for heart method automatically.
The hold assembly at the fixture both ends uses design for disassembly, and improves leakproofness by ultra-high pressure needle valve, can realize folder
360 degree of rotations of tool, do not have to dismounting to large-scale component and directly process, improve processing efficiency.
The above-mentioned technical problem of the utility model is mainly what is be addressed by following technical proposals：
A kind of more tapers look for heart hydromechanical mandrel fixture automatically, including：The pressure-bearing set being placed on main shaft, the main shaft at least one
End set has the first reducer of the conical surface shape that diameter becomes larger from left to right or polygon prism-frustum-shaped, and the end institute
Pressure-bearing set inner wall be provided with the second of the conical surface shape to match with the first reducer shape or polygon prism-frustum-shaped and become
Footpath section.
Optionally, a kind of above-mentioned more tapers look for heart hydromechanical mandrel fixture automatically, and it is smaller by first that the main shaft includes diameter
Axis body and the light big the second axle body of diameter；One end of the first axle body connects the second axle body, the other end by the first reducer
It is bolted by the big end cap and pressure-bearing set that are socketed on it.
Optionally, a kind of above-mentioned more tapers look for heart hydromechanical mandrel fixture automatically, and the main shaft passes through a valve and hydraulic pressure system
System is connected.
Optionally, a kind of above-mentioned more tapers look for heart hydromechanical mandrel fixture automatically, and the main shaft is provided at both ends with movable
The fixture for being used to clamp cargo to be processed of dismounting.
A kind of above-mentioned more tapers look for the assemble method of heart hydromechanical mandrel fixture automatically, adjust pressure-bearing set and main shaft in the axial direction
Relative position be fitted close the first reducer and the second reducer so that pressure-bearing covers the heart coaxial with main shaft.
Optionally, above-mentioned more tapers look for the assemble method of heart hydromechanical mandrel fixture automatically, are held by adjusting for connecting
Pressing sleeve and be placed on main shaft one end big end cap connection bolt to adjust the concentricity of first reducer and the second reducer.
A kind of more tapers of hydromechanical mandrel fixture look for heart method automatically, in holding at least on the outer wall of one end and end of main shaft
The conical surface shape of mutual cooperation or the first reducer of polygon prism-frustum-shaped and the second reducer are set on pressing sleeve inner wall；In the axial direction
Adjustment pressure-bearing covers the relative position with main shaft so that first reducer and second reducer are the same as the coaxial heart.
Optionally, a kind of more tapers of above-mentioned hydromechanical mandrel fixture look for heart method automatically, are held by adjusting for connecting
Pressing sleeve and the connection bolt of big end cap that is placed on main shaft are to adjust the concentricity of first reducer and the second reducer.
Therefore, the utility model has the following advantages that：1. the taper reducer to be cooperated using pressure-bearing set and support shaft
It can realize that the automatic of a variety of tapers looks for the heart, easy to the disassembly and installation of fixture, improve the machining accuracy of workpiece；2. fixture two
The hold assembly at end uses design for disassembly, and improves leakproofness by ultra-high pressure needle valve, can realize 360 degree of fixture
Rotation, does not have to dismounting to large-scale component and directly processes, improve processing efficiency.
Brief description of the drawings
Attached drawing 1 is a kind of schematic diagram of the utility model；
Attached drawing 2 is main shaft left part reducer partial enlarged view in Fig. 1；
Attached drawing 3 is main shaft right part reducer partial enlarged view in Fig. 1.
In figure：1 main shaft, 2 fixing end inner ring support rings, 3 big end caps, 4VL types sealing ring, 5 fixing end outer ring retainer rings, 6
Single row conical bearing, 7 hexagon socket head cap screws, 8 fixing end outer ring support rings, 9 fixing end elastic housing washer snap rings, 10 pressure-bearing sets, 11 dresses
Tear the elastic outer end snap ring in end, 12 assembly and disassembly end outer ring support rings, 13 handling end bearing retainer rings, 14 small end covers, 15 handling end inner rings open
Support ring, six side's positioning screws in 16,17 pump nozzles, 18 seal ring assemblies, six side's screw rods in 19 pressure releases, 20O types sealing ring,
21 ultra-high pressure needle valves, 22 hydraulic quick couplings, 23 extreme pressure hoses, 24 pressure gauges, 25 hand supercharging pump lines, 26 fuel tanks, 27 hands
Dynamic unloading valve, single row conical bearing, 29 first reducers and the second reducer contact surface, 30 first reducers and second become on 28
Another form of footpath section contact surface.
Embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Embodiment：
1st, clamp structure
The clamp structure of the present embodiment as shown in Figure 1, including：Main shaft 1, the outer wall bottom of main shaft 1 are socketed with fixing end
Support ring 2 is enclosed, the top center position of fixing end inner ring support ring 2 is provided with big end cap 3, and big end cap 3 is socketed in the outer of main shaft 1
On wall, the outer wall of fixing end inner ring support ring 2 is socketed with fixing end outer ring retainer ring 5, fixing end inner ring support ring 2 and fixing end
Retainer ring 5 junction in outer ring is provided with VL types sealing ring 4, and single-row circular cone is socketed with the top of the outer wall of fixing end outer ring retainer ring 5
Bearing 6, the top of single row conical bearing 6 are provided with fixing end outer ring support ring 8, single row conical bearing 6 and fixing end inner ring branch
The junction of carrier ring 2 is provided with fixing end elastic housing washer snap ring 9, is respectively mounted at left and right sides of the bottom of fixing end outer ring retainer ring 5
There is hexagon socket head cap screw 7, fixing end outer ring retainer ring 5 is connected with fixing end outer ring support ring 8 by hexagon socket head cap screw 7, main shaft 1
Outer wall middle position is socketed with pressure-bearing set 10, and handling end inner ring support ring 15 is socketed with the top of the outer wall of main shaft 1, loads and unloads end inner ring
The top center position of support ring 15 is provided with small end cover 14, and small end cover 14 is socketed on the outer wall of main shaft 1, loads and unloads end inner ring
The outer wall bottom of support ring 15 is socketed with single row conical bearing 28, handling end inner ring support ring 15 and upper single row conical bearing
28 junction bottom is provided with assembly and disassembly end elasticity outer end snap ring 11, and the outer wall of upper single row conical bearing 28 is socketed with outside assembly and disassembly end
Support ring 12 is enclosed, loads and unloads and handling end bearing retainer ring 13, the top of small end cover 14 is socketed with the top of the outer wall of end inner ring support ring 15
Six side's positioning screws 16 in being provided with the left of portion, the top left side of upper single row conical bearing 28 and the top of single row conical bearing 6
Left side is mounted on pump nozzle 17, and the junction bottom of small end cover 14 and main shaft 1 is provided with seal ring assembly 18, interior six sides positioning
The bottom of screw rod 16 is provided with six side's screw rod 19 in pressure release, and the bottom of seal ring assembly 18 is provided with 0 type sealing ring 20, main shaft 1
Left bottom ultra-high pressure needle valve 21 is installed, the left side of ultra-high pressure needle valve 21 is connected with hydraulic quick coupling 22, and hydraulic pressure is quick
The left side of connector 22 is connected with extreme pressure hose 23, and the other end of extreme pressure hose 23 is connected with makees booster pump 25 manually, manually
The left side of booster pump 25 is connected with fuel tank 26, and the bottom of booster pump 25 is connected with Manual relief valve 27,22 He of hydraulic quick coupling
Make that pressure gauge 24 is installed between booster pump 25 manually, and pressure gauge 24 is installed on extreme pressure hose 23.
Wherein, seal ring assembly 18 includes sealing ring and unidirectional side bumper circle.Big end cap 3 and assembly and disassembly end elasticity outer end snap ring 11
Connected by hexagon socket head cap screw 7.
In order to ensure concentricity, at least one end of main shaft 1 is provided with gradually smaller first reducer of a diameter, and should
Pressure-bearing set inner wall where end is provided with second reducer identical with the first reducer taper.
Specific in the present embodiment, main shaft 1 includes the smaller the first axle body of diameter and the light big the second axle body of diameter；Described
By the connection of the first reducer of conical surface shape and the second axle body, the other end passes through the big end cap that is socketed on it for one end of one axis body
3 and pressure-bearing set 10 be bolted.
With the above structure, the first change can be made by adjusting pressure-bearing set 10 and the relative position of main shaft 1 in the axial direction
Footpath section and the second reducer are fitted close so that pressure-bearing set 10 and the 1 coaxial heart of main shaft.
10 are covered to the side of big end cap 3 specific to pressure-bearing in the present embodiment, can be made by adjusting the connection bolt of big end cap 3
To movement, at this time the conical surface of the second reducer on pressure-bearing set inner wall and the first reducer on main shaft 1 because of axial movement reality
The existing coaxial heart.
2nd, assemble method
The present embodiment additionally provides the assemble method of above-mentioned fixture, specifically includes：
S1：End inner ring support ring 2 is fixed by socket in the outer wall bottom of main shaft 1, at the top of fixing end inner ring support ring 2
Groove in the big end cap 3 of installation, and big end cap 3 is socketed on the outer wall of main shaft 1, in the outer wall set of fixing end inner ring support ring 2
Fixing end outer ring retainer ring 5 is connect, retainer ring 5 and the junction installation VL types of fixing end inner ring support ring 2 are close in fixing end outer ring
Seal 4, the top socket single row conical bearing 6 of retainer ring 5 in fixing end outer ring, at the top of single row conical bearing 6, socket is solid
Fixed end outer ring support ring 8, and it is outer in the junction of single row conical bearing 6 and fixing end inner ring support ring 2 installation fixing end elasticity
Enclose snap ring 9, using hexagon socket head cap screw 7 at left and right sides of the bottom of fixing end outer ring retainer ring 5 by 5 He of fixing end outer ring retainer ring
Fixing end outer ring support ring 8 is fixed；
S2：By big end cap 3 and it is socketed in the outer wall middle position of main shaft 1 socket pressure-bearing set 10, and using hexagon socket head cap screw 7
Pressure-bearing set 10 is fixedly mounted；
S3：The socket handling end inner ring support ring 15 at the top of the outer wall of main shaft 1, and in 15 bottom of handling end inner ring support ring
Groove in installation small end cover 14, small end cover 14 is socketed in by seal ring assembly 18 on the outer wall of main shaft 1, and in sealing ring group
0 type sealing ring 20 is installed in the bottom of part 18, six side's positioning screws 16 in the top left side installation of small end cover 14, at handling end
The outer wall bottom set of inner ring support ring 15 connects single row conical bearing 28, and in handling end inner ring support ring 15 and upper single-row circular cone
The junction bottom installation assembly and disassembly end elasticity outer end snap ring 11 of bearing 28, at the outer wall socket assembly and disassembly end of upper single row conical bearing 28
Outer ring support ring 12, the socket handling end bearing retainer ring 13 at the top of the outer wall of handling end inner ring support ring 15, and assemble and disassemble outside end
Circle support ring 12 and handling end bearing retainer ring 13 are fixed by hexagon socket head cap screw 7, in upper single row conical bearing 28 and single-row circle
The top left side of cone bearing 6 is respectively mounted a pump nozzle 17；
S4：A ultra-high pressure needle valve 21 is connected in the left bottom of main shaft 1, superelevation is passed on left in ultra-high pressure needle valve 21
Pressure hose 23 connects makees booster pump 25 manually, on the extreme pressure hose 23 made manually between booster pump 25 and ultra-high pressure needle valve 21
Pressure gauge 24 is installed, pipeline connection fuel tank 26 is passed on left in booster pump 25, is connected in the bottom of booster pump 25 by pipeline
Manual relief valve 27.
When being assembled using the above method, due to being first connected pressure-bearing set 10 with big end cap 3 by bolt, bolt is in the axial direction
Pulling force cause the first reducer to realize the coaxial heart with the second reducer, so as to fulfill the heart is looked for automatically, reduce assembling require.
3rd, operating method
In the present embodiment, fixing end outer ring retainer ring 5, single row conical bearing 6, hexagon socket head cap screw 7, fixing end outer ring branch
Carrier ring 8, fixing end elastic housing washer snap ring 9, assembly and disassembly end elasticity outer end snap ring 11, assembly and disassembly end outer ring support ring 12, handling end bearing
Retainer ring 13 constitutes the clamp assemblies at 1 both ends of main shaft.End hold assembly uses design for disassembly, is suitable for adding for different workpieces
Work demand.
During concrete operations, there are two kinds of operating modes.
The first accommodates pattern for outer end.And after bearing to be processed is placed on pressure-bearing set 10, to 10 injection liquid of pressure-bearing set
Pressure oil, bearing inner race is fixed, then pass through 8 He of fixing end outer ring support ring at 1 both ends of main shaft after 10 expansion of pressure-bearing set at this time
Assembly and disassembly end outer ring support ring 12, which clamps and drives bearing outer ring to rotate, is processed operation.
Second is radially blessing pattern.The hold assembly at 1 both ends of main shaft is removed at this time, workpiece to be added is placed on pressure-bearing
On set 10, to 10 injection hydraulic oil of pressure-bearing set, bearing inner race is fixed after 10 expansion of pressure-bearing set at this time, then 1 band of live spindle
Start building part can be achieved 360 degree rotation processing.
In the present embodiment, additionally use ultra-high pressure needle valve and improve leakproofness, can prevent pressure-bearing set 10 at work because
Shut-off valve is leaked and loosened.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Described specific embodiment can be done various modifications or additions or using similar by belonging to those skilled in the art
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although 1 main shaft, 2 fixing end inner ring support rings, 3 big end caps, 4VL types sealing ring, 5 fixations are used more herein
Hold outer ring retainer ring, 6 single row conical bearings, 7 hexagon socket head cap screws, 8 fixing end outer ring support rings, 9 fixing end elastic housing washer snap rings,
10 pressure-bearing sets, 11 assembly and disassembly end elasticity outer end snap rings, 12 assembly and disassembly end outer ring support rings, 13 handling end bearing retainer rings, 14 small ends
Lid, 15 handling end inner ring support rings, six side's positioning screws in 16,17 pump nozzles, 18 seal ring assemblies, six side's spiral shells in 19 pressure releases
Bar, 20O types sealing ring, 21 ultra-high pressure needle valves, 22 hydraulic quick couplings, 23 extreme pressure hoses, 24 pressure gauges, 25 hand superchargings
Pump line, 26 fuel tanks, 27 Manual relief valves, the term such as single row conical bearing on 28, but it is not precluded from the possibility using other terms
Property.The use of these terms is merely for the convenience of describing and explaining the nature of the invention；It is construed as any
A kind of additional limitation is all contrary to the spirit of the present invention.
Claims (4)
1. a kind of more tapers look for heart hydromechanical mandrel fixture automatically, including：The pressure-bearing set (10) being placed on main shaft (1), its feature exist
, the main shaft (1) at least one end is provided with the of the conical surface shape that diameter becomes larger from left to right or polygon prism-frustum-shaped
One reducer, and the pressure-bearing set inner wall where the end be provided with the conical surface shape that matches with the first reducer shape or
Second reducer of polygon prism-frustum-shaped.
2. a kind of more tapers according to claim 1 look for heart hydromechanical mandrel fixture automatically, it is characterised in that the main shaft
(1) the smaller the first axle body of diameter and the light big the second axle body of diameter are included；One end of the second axle body passes through the first reducing
Section connection the second axle body, the other end are bolted by the big end cap (3) and pressure-bearing set (10) being socketed on it.
3. a kind of more tapers according to claim 1 look for heart hydromechanical mandrel fixture automatically, it is characterised in that the pressure-bearing set
(10) it is connected by a valve with hydraulic system.
4. a kind of more tapers according to claim 1 look for heart hydromechanical mandrel fixture automatically, it is characterised in that the main shaft
(1) it is provided at both ends with the fixture for being used to clamp cargo to be processed of movable dismounting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720432293.XU CN207358966U (en) | 2017-04-24 | 2017-04-24 | A kind of more tapers look for heart hydromechanical mandrel fixture automatically |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720432293.XU CN207358966U (en) | 2017-04-24 | 2017-04-24 | A kind of more tapers look for heart hydromechanical mandrel fixture automatically |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207358966U true CN207358966U (en) | 2018-05-15 |
Family
ID=62423637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720432293.XU Active CN207358966U (en) | 2017-04-24 | 2017-04-24 | A kind of more tapers look for heart hydromechanical mandrel fixture automatically |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207358966U (en) |
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2017
- 2017-04-24 CN CN201720432293.XU patent/CN207358966U/en active Active
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