CN206706210U - A kind of clamping device for ball valve centre of sphere laser melting coating - Google Patents
A kind of clamping device for ball valve centre of sphere laser melting coating Download PDFInfo
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- CN206706210U CN206706210U CN201720486874.1U CN201720486874U CN206706210U CN 206706210 U CN206706210 U CN 206706210U CN 201720486874 U CN201720486874 U CN 201720486874U CN 206706210 U CN206706210 U CN 206706210U
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Abstract
The utility model is a kind of clamping device for ball valve centre of sphere laser melting coating, include horizontally disposed single armed clamping device and vertically disposed tray support mechanism, described single armed clamping device one end is fixed on vertical rotary table, for installing fixed single armed clamping device, the other end is located at directly over tray support mechanism, the positioning ball valve centre of sphere is worn for level, tray support mechanism one end is fixed on horizontal table, for installing fixed tray supporting mechanism, the other end is located at immediately below single armed clamping device, for supporting the positioning ball valve centre of sphere vertically, the single armed clamping device and the central axis of tray support mechanism are intersected in a bit, and the center superposition of the joint and the ball valve centre of sphere.The utility model in use, has the advantages of simple in construction, installation, convenient disassembly, safe to use.
Description
Technical field
A kind of grip device is the utility model is related to, particularly relates to a kind of dress for ball valve centre of sphere laser melting coating
Clamp device, belong to machinery manufacturing technology field.
Background technology
Fixture is used to fasten workpiece rapidly when being typically a kind of processing, lathe, cutter, workpiece is kept correctly relative position
The process unit put.Existing ball valve centre of sphere fixture mainly has the cutting, grinding and surface spraying for the ball valve centre of sphere,
Wherein, for centre of sphere cutting and grinding, in process, higher positioning precision, and installation way are typically required
Complexity, dismounting inconvenience；And for the centre of sphere fixture of surface spraying, its major part is using both ends clamp structure, generally not
Need higher positioning accuracy request.
And the laser melting and coating process as the ball valve centre of sphere, the positioning precision of its centre of sphere add generally between centre of sphere cutting, grinding
Between work and surface spraying, movement locus is relatively cut, grinding and thermal spraying are slightly complicated.In the laser melting and coating process mistake of the ball valve centre of sphere
Cheng Zhong, when centre of sphere both ends clamp, laser head easily interferes with fixture, so single arm support must be used.And after cladding,
The temperature of the centre of sphere is higher, therefore needs to complete disassembling section using specific fixture in dismounting.
Utility model content
The purpose of this utility model is to provide a kind of clamping device for ball valve centre of sphere laser melting coating, that is, can guarantee that ball
The fixation reliability of valve ball heart centre of sphere in laser cladding process, while and can meets the required precision of cladding laser surfaces technique
With clamping requirement, it can also simplify the installation method of ball valve centre of sphere laser melting and coating process process and reduce production cost.
To achieve the above object, the technical scheme that the utility model is taken is：It is a kind of for ball valve centre of sphere laser melting coating
Clamping device, comprising horizontally disposed single armed clamping device and vertically disposed tray support mechanism, the single armed clamping device
One end is fixed on vertical rotary table, and for installing fixed single armed clamping device, the other end is being located at tray support mechanism just
Top, the positioning ball valve centre of sphere is worn for level, tray support mechanism one end is fixed on horizontal table, for installing
Fixed tray supporting mechanism, the other end are located at immediately below single armed clamping device, for supporting the positioning ball valve centre of sphere, the list vertically
Arm clamping device and the central axis of tray support mechanism are intersected in a bit, and the center superposition of the joint and the ball valve centre of sphere.
Further, the single armed clamping device includes locating piece, terminal pad, mandrel, expansion set, swollen head, positioning sleeve, pad
Piece, the first soket head cap screw, the second soket head cap screw and the 3rd soket head cap screw, the locating piece are coaxially fitted close and are located in
In the central through hole of terminal pad, for ensureing the installation positioning precision of single armed clamping device and rotary table, the terminal pad
It is connected by the first soket head cap screw with rotary table, described mandrel one end is coaxially fitted close and is located in terminal pad
It is connected in central through hole and by the second soket head cap screw with terminal pad, the other end is connected with the 3rd soket head cap screw, institute
State the 3rd soket head cap screw screw to be used to provide pretightning force needed for expansion set deformation, the swollen head is comprising the small tube head with internal diameter and greatly
Tube head, small tube head are coaxially fitted close and are set in mandrel, and big tube head is coaxially set in the company of mandrel and the 3rd soket head cap screw
On socket part position, the pad coaxial cooperation is set on the screw rod wall of the 3rd soket head cap screw, and both ends of the surface respectively with big tube head
And the nut contact of screw, the expansion set is coaxially fitted close and is set on mandrel and swollen head, and one end and spindle end ring flat-plate are tight
Contiguity is touched, and the other end is located in the endoporus of the ball valve centre of sphere and is coaxially fitted close with hole wall, the positioning sleeve and is set in expansion set
Outside, and one end is in close contact with expansion set side ear, and the other end and the ball valve centre of sphere being located on expansion set are in close contact.
Further, the tray support mechanism includes pallet upper supporting piece, screw mandrel, nut, base, first handle and
Two handles, the pallet upper supporting piece are located at immediately below the ball valve centre of sphere, install and dismantle for the sustaining ball valve centre of sphere, the screw mandrel
It is located in the center wire hole of pallet upper supporting piece, for connecting trays upper supporting piece and base, the base is fixed on level
On workbench, whole tray support mechanism is supported for connecting, the nut is set in the lower end of screw mandrel, for the silk that is connected
Bar and base, the first handle are located on pallet upper supporting piece, described for the upper and lower displacement of adjusting tray upper supporting piece
Second handle is located on base.
Further, the terminal pad is disc structure, and middle part is provided be used to positioning and be linked and packed mandrel and locating piece
Central through hole, it is provided with card and circumferentially some for installing the screw of the first soket head cap screw and for installing in second
The screw of angle screw.
Further, the expansion set is one end with the resilient sleeve pipe fitting of annular edge ear, the other end with annular protrusion, its band
The one end for having annular edge ear is coaxially closely set in mandrel cylindrical wall and is in close contact with the annular endplate of mandrel, with annular
The raised other end is arranged in ball valve centre of sphere endoporus, for elasticity to occur in the presence of providing pretightning force in the 3rd soket head cap screw
Deformation is allowed to contact with centre of sphere endoporus, the fixed centre of sphere.
Further, the swollen head is provided with circular arc end face, and positioned at the transition contact end of small tube head and big tube head.
Further, the inclined-plane coordinated with the circular arc end clearance of swollen head is provided with the expansion set, for the hexagonal in the 3rd
In the presence of screw pretightning force with the inclined-plane linear contact lay in expansion set, avoid expansion set occur elastic deformation, make expansion set and swollen it is locked.
Further, leave certain free gap between the 3rd soket head cap screw screw and mandrel connecting end surface, for for
3rd soket head cap screw offer level to tighten with loosen activity displacement spacing.
Single armed clamping device of the present utility model installs assembling process：Locating piece is installed in rotary table face first
On, then terminal pad is fixed on rotary table by the first interior angle screw, then by the second interior angle screw by the heart
Axle is connected with terminal pad, expansion set is then arranged in mandrel, installation set sets positioning sleeve on expansion set 207 again, finally installs
Swollen head, pad and the 3rd interior angle screw.
It is of the present utility model to be to ball valve centre of sphere installation process：The ball valve centre of sphere is arranged on pallet upper supporting piece first,
First handle is stirred again, pallet upper supporting piece is moved up and down to appropriate location on screw mandrel, is then set in the ball valve centre of sphere
The cantilever end of single armed clamping device, finally tighten the 3rd soket head cap screw, there is provided pretightning force makes expansion set prop up the interior of the ball valve centre of sphere
Hole wall, the installation for completing the ball valve centre of sphere are fixed；
It is of the present utility model to be to ball valve centre of sphere unloading process：The 3rd soket head cap screw is unclamped first, expansion set is recovered former
Shape simultaneously contacts with the inner hole wall release of the ball valve centre of sphere, pallet upper supporting piece is held the ball valve centre of sphere, then stirs second handle, makes ball
The valve ball heart deviates from the cantilever end of single armed clamping device, finally stirs first handle, the ball valve centre of sphere is made on screw mandrel with being propped up on pallet
Support member is moved to appropriate location downwardly together, completes the dismounting of the ball valve centre of sphere.
Compared with prior art, the utility model has the advantages that：
(1) by the way of single armed clamping, when in centre of sphere laser cladding process, laser and mandrel is made not to do
Relate to；
(2) mounted and dismounted using tray support, ensure that dismounting, installation, steering of the high temperature centre of sphere etc. operate；
(3) simple in construction, practical, installation, disassembling section are convenient, fast, and cost is cheap.
Brief description of the drawings
Fig. 1 is that the installation of the utility model clamping device is linked and packed structure chart；
Fig. 2 is Fig. 1 partial sectional view；
Fig. 3 is the assembling cross-section structure enlarged drawing of single armed clamping device of the present utility model；
In figure：1st, rotary table；2nd, single armed clamping device；201st, locating piece；202nd, the first soket head cap screw；203rd, even
Connect disk；203a, screw；203b, screw；204th, the second soket head cap screw；205th, mandrel；205a, end ring plate；206th, positioning sleeve；
207th, expansion set；207a, end ring plate；207b, annular protrusion；208th, swollen head；208a, small tube head；The big tube heads of 208b；209th, pad；
210th, the 3rd soket head cap screw；3rd, the ball valve centre of sphere；4th, tray support mechanism；401st, pallet upper supporting piece；402nd, first handle；
403rd, screw mandrel；404th, base；405th, nut；406th, second handle；5th, horizontal table.
Embodiment：
With reference to the accompanying drawings and detailed description, it is expanded on further how the utility model is implemented：
As Figure 1-3, a kind of clamping device for ball valve centre of sphere laser melting coating provided by the utility model, bag
Containing horizontally disposed single armed clamping device 1 and vertically disposed tray support mechanism 2, described one end of single armed clamping device 2 is fixed
On vertical rotary table 1, for installing fixed single armed clamping device, the other end is located at directly over tray support mechanism 4, uses
The positioning ball valve centre of sphere 3 is worn in level, described one end of tray support mechanism 4 is fixed on horizontal table 5, for installing fixation
Tray support mechanism, the other end are located at immediately below single armed clamping device 2, for supporting the positioning ball valve centre of sphere 3, the single armed vertically
Clamping device 2 and the central axis of tray support mechanism 4 are intersected in a bit, and the center superposition of the joint and the ball valve centre of sphere 3.
In particular, above-mentioned single armed clamping device 2 includes locating piece 201, terminal pad 203, mandrel 205, expansion set
207th, swollen first 208, positioning sleeve 206, pad 209, the first soket head cap screw 202, hexagonal in the second soket head cap screw 204 and the 3rd
Screw 211；
Wherein, locating piece 201 is coaxially fitted close and is located in the central through hole of terminal pad 203, for ensureing that single armed presss from both sides
Hold the installation positioning precision of mechanism 2 and rotary table 1；
Wherein, terminal pad 203 is connected by the first soket head cap screw 202 with rotary table 1；
Wherein, the one end of mandrel 205, which is coaxially fitted close, is located in the central through hole of terminal pad 203 and by second six
Angle screw 204 is connected with terminal pad 206, and the other end is connected with the 3rd soket head cap screw 211；
Wherein, the 3rd soket head cap screw screw 210 deforms required pretightning force for providing expansion set 207；
Wherein, swollen first 208 the small tube head 208a and big tube head 208b with internal diameter are included, small tube head 208a is coaxially fitted close
It is set in mandrel 205, big tube head 208b is coaxially set on the connecting portion of the soket head cap screw 210 of mandrel 205 and the 3rd；
Wherein, the coaxial cooperation of pad 209 is set on the screw rod wall of the 3rd soket head cap screw 210, and both ends of the surface respectively with
Big tube head 208b and the 3rd soket head cap screw 210 nut contact；
Wherein, expansion set 207 is coaxially fitted close and is set in mandrel 205 and swollen first 208, and one end and the end ring of mandrel 204
Plate 205a is in close contact, and the other end is located in the endoporus of the ball valve centre of sphere 3 and and hole wall；
Wherein, positioning sleeve 6 is coaxially fitted close and is set in outside expansion set 7, and one end closely connects with the end ring plate 207a of expansion set 207
Touch, the other end is in close contact with being located on expansion set 207 with the ball valve centre of sphere 3.
Further, the tray support mechanism 4 includes pallet upper supporting piece 401, screw mandrel 403, nut 405, base
404th, first handle 402 and second handle 406, the pallet upper supporting piece 401 is located at immediately below the ball valve centre of sphere 3, for supporting
The ball valve centre of sphere is installed and dismounting, and the screw mandrel 403 is located in the center wire hole of pallet upper supporting piece 401, for connecting trays
Upper supporting piece 401 and base 404, the base 404 are fixed on horizontal table, and whole tray support machine is supported for connecting
Structure, the nut 405 are set in the lower end of screw mandrel 403, for screw mandrel 403 and the base 404 of being connected, the first handle
402 are located on pallet upper supporting piece 401, for the upper and lower displacement of adjusting tray upper supporting piece 401, the second handle 406
It is located on base 404.
Further specifically, above-mentioned terminal pad 203 be disc structure, and middle part is provided with for positioning and the heart that is linked and packed
The central through hole of axle 205 and locating piece 201, it is provided with card and circumferentially some for installing the first soket head cap screw 202
Screw 203a and screw 203b for installing the second interior angle screw 204.
Further specifically, above-mentioned expansion set 207 is that one end is provided with ring end plate 207a, the other end is provided with annular protrusion
207b resilient sleeve pipe fitting, its band end plate 207a one end be coaxially closely set in the cylindrical wall of mandrel 5 and with the ring of mandrel
End plate 205a is in close contact, and the other end with annular protrusion 207b is arranged in ball valve centre of sphere endoporus, for the hexagonal in the 3rd
Generation elastic deformation is allowed to contact with centre of sphere endoporus in the presence of screw 210 provides pretightning force, the fixed centre of sphere.
Further specifically, above-mentioned swollen first 208 circular arc end face is provided with, and positioned at small tube head 208a and big tube head
208b transition contact end.
Further specifically, the inclined-plane coordinated with swollen first 208 circular arc end clearance is provided with above-mentioned expansion set 207,
For, with the inclined-plane linear contact lay in expansion set 207, avoiding expansion set 207 from occurring in the presence of the pretightning force of the 3rd soket head cap screw 210
Elastic deformation, make expansion set 207 and swollen first 208 locked.
Further specifically, left between above-mentioned 3rd soket head cap screw screw 210 and the connecting end surface of mandrel 205 certain
Free gap, for for the offer level of the 3rd soket head cap screw 210 to tighten with loosen activity displacement spacing.
Single armed clamping device of the present utility model installs assembling process：Locating piece 201 is installed in revolution work first
On table top, then terminal pad 203 is fixed on rotary table 1 by the first interior angle screw, then pass through the second interior angle
Mandrel 205 and terminal pad 203 are connected by screw 204, expansion set 207 are then arranged in mandrel 205, again on expansion set 207
Installation set sets positioning sleeve 206, finally installs swollen first 8, the interior angle screw 210 of pad 209 and the 3rd.
It is of the present utility model to be to ball valve centre of sphere installation process：The ball valve centre of sphere 3 is arranged on pallet upper supporting piece 401 first
On, then first handle 402 is stirred, pallet upper supporting piece 401 is moved up and down to appropriate location, then by ball on screw mandrel 403
The valve ball heart is set in the cantilever end of single armed clamping device 1, finally tightens the 3rd soket head cap screw 210, there is provided pretightning force makes expansion set
207 prop up the inner hole wall of the ball valve centre of sphere, and the installation for completing the ball valve centre of sphere is fixed；
It is of the present utility model to be to ball valve centre of sphere unloading process：The 3rd soket head cap screw 210 is unclamped first, makes expansion set 207
Restore to the original state and unclamped with the inner hole wall of the ball valve centre of sphere and contacted, pallet upper supporting piece is held the ball valve centre of sphere, then stir second-hand
Handle 406, make the cantilever end of ball valve centre of sphere abjection single armed clamping device 1, finally stir first handle 402, make ball on screw mandrel 403
The valve ball heart 3 is moved to appropriate location downwardly together with pallet upper supporting piece 401, completes the dismounting of the ball valve centre of sphere.
The utility model has the advantages that：Simple in construction, installation, convenient disassembly, safe to use, cheap, practicality is good,
Use range is wide.
Finally illustrate, the foregoing is only embodiment of the present utility model, not thereby limit patent of the present utility model
Scope, every equivalent structure made using the utility model specification and accompanying drawing content or equivalent flow conversion, or directly or
Other related technical areas are used in indirectly, are similarly included in scope of patent protection of the present utility model.
Claims (8)
- A kind of 1. clamping device for ball valve centre of sphere laser melting coating, it is characterised in that：It is clamped comprising horizontally disposed single armed Mechanism and vertically disposed tray support mechanism, described single armed clamping device one end are fixed on vertical rotary table, are used for The fixed single armed clamping device of installation, the other end are located at directly over tray support mechanism, and the positioning ball valve centre of sphere, institute are worn for level State tray support mechanism one end to be fixed on horizontal table, for installing fixed tray supporting mechanism, the other end is located at single armed Immediately below clamping device, for supporting the positioning ball valve centre of sphere, the single armed clamping device and the center of tray support mechanism vertically Axis is intersected in a bit, and the center superposition of the joint and the ball valve centre of sphere.
- 2. the clamping device according to claim 1 for ball valve centre of sphere laser melting coating, it is characterised in that：The single armed folder Hold mechanism include locating piece, terminal pad, mandrel, expansion set, swollen head, positioning sleeve, pad, the first soket head cap screw, six in second Angle screw and the 3rd soket head cap screw；Wherein：The locating piece is coaxially fitted close and is located in the central through hole of terminal pad, for ensureing single armed clamping device and revolution The installation positioning precision of workbench；The terminal pad is connected by the first soket head cap screw with rotary table；Described mandrel one end is coaxially fitted close and is located in the central through hole of terminal pad and by the second soket head cap screw and company Connect disk to be connected, the other end is connected with the 3rd soket head cap screw；The 3rd soket head cap screw screw is used to provide pretightning force needed for expansion set deformation；The swollen head includes the small tube head and big tube head with internal diameter, and small tube head is coaxially fitted close and is set in mandrel, big tube head It is coaxial to be set on the connecting portion of mandrel and the 3rd soket head cap screw；The pad coaxial cooperation is set on the screw rod wall of the 3rd soket head cap screw, and both ends of the surface respectively with big tube head and screw Nut contact；The expansion set is coaxially fitted close and is set on mandrel and swollen head, and one end is in close contact with spindle end ring flat-plate, the other end It is located in the endoporus of the ball valve centre of sphere and and hole wall；The positioning sleeve is coaxially fitted close and is set in outside expansion set, and one end is in close contact with expansion set side ear, and the other end is with wearing The ball valve centre of sphere on expansion set is in close contact.
- 3. the clamping device according to claim 1 for ball valve centre of sphere laser melting coating, it is characterised in that：The pallet branch Support mechanism includes pallet upper supporting piece, screw mandrel, nut, base, first handle and second handle；Wherein：The pallet upper supporting piece is located at immediately below the ball valve centre of sphere, installs and dismantles for the sustaining ball valve centre of sphere；The screw mandrel is located in the center wire hole of pallet upper supporting piece, for connecting trays upper supporting piece and base；The base is fixed on horizontal table, and whole tray support mechanism is supported for connecting；The nut is set in the lower end of screw mandrel, for screw mandrel and the base of being connected；The first handle is located on pallet upper supporting piece, the upper and lower displacement for adjusting tray upper supporting piece；The second handle is located on base.
- 4. the clamping device according to claim 2 for ball valve centre of sphere laser melting coating, it is characterised in that：The terminal pad For disc structure, middle part, which is provided with, to be used to position and the central through hole of be linked and packed mandrel and locating piece, in card and circumferentially Screw provided with some screws for being used to install the first soket head cap screw and for installing the second interior angle screw.
- 5. the clamping device according to claim 2 for ball valve centre of sphere laser melting coating, it is characterised in that：The expansion set is One end carries the resilient sleeve pipe fitting of annular protrusion with annular edge ear, the other end, and its one end with annular edge ear is coaxially close It is set in mandrel cylindrical wall and is in close contact with the annular endplate of mandrel, the other end with annular protrusion is arranged in ball valve ball Intracardiac hole, it is allowed to contact with centre of sphere endoporus for elastic deformation to occur in the presence of providing pretightning force in the 3rd soket head cap screw, The fixed centre of sphere.
- 6. the clamping device according to claim 2 for ball valve centre of sphere laser melting coating, it is characterised in that：On the swollen head Provided with circular arc end face, and positioned at the transition contact end of small tube head and big tube head.
- 7. the clamping device according to claim 2 for ball valve centre of sphere laser melting coating, it is characterised in that：In the expansion set Provided with the inclined-plane with the cooperation of the circular arc end clearance of swollen head, in the presence of the 3rd soket head cap screw pretightning force with expansion set Inclined-plane linear contact lay, avoid expansion set occur elastic deformation, make expansion set and swollen it is locked.
- 8. the clamping device according to claim 2 for ball valve centre of sphere laser melting coating, it is characterised in that：In described 3rd Certain free gap is left between hex screw screw and mandrel connecting end surface, it is horizontal to stubborn for being provided for the 3rd soket head cap screw Tightly with the activity displacement spacing of loosening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720486874.1U CN206706210U (en) | 2017-05-04 | 2017-05-04 | A kind of clamping device for ball valve centre of sphere laser melting coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720486874.1U CN206706210U (en) | 2017-05-04 | 2017-05-04 | A kind of clamping device for ball valve centre of sphere laser melting coating |
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| Publication Number | Publication Date |
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| CN206706210U true CN206706210U (en) | 2017-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720486874.1U Active CN206706210U (en) | 2017-05-04 | 2017-05-04 | A kind of clamping device for ball valve centre of sphere laser melting coating |
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| CN (1) | CN206706210U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109332049A (en) * | 2018-10-31 | 2019-02-15 | 超达阀门集团股份有限公司 | A kind of quick clamping device of high temperature sphere |
-
2017
- 2017-05-04 CN CN201720486874.1U patent/CN206706210U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109332049A (en) * | 2018-10-31 | 2019-02-15 | 超达阀门集团股份有限公司 | A kind of quick clamping device of high temperature sphere |
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