CN214392364U - Double-end turning tool for valve body - Google Patents
Double-end turning tool for valve body Download PDFInfo
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- CN214392364U CN214392364U CN202120209826.4U CN202120209826U CN214392364U CN 214392364 U CN214392364 U CN 214392364U CN 202120209826 U CN202120209826 U CN 202120209826U CN 214392364 U CN214392364 U CN 214392364U
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- valve body
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- bottom plate
- lifting
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Abstract
A double-end turning tool for a valve body comprises a transfer frame, wherein a hoisting mechanism for hoisting the valve body to move among a first station, a second station and a third station is mounted on the transfer frame, and the hoisting mechanism can not only enable the valve body to move up and down, but also transport the valve body among the three stations so as to finish the work of clamping, processing and unloading; the hoisting head of the hoisting mechanism is provided with calipers, the valve body clamped through the first station is directly hoisted to the third station for coaxial processing, the valve body processed through the third station is hoisted to the second station through the hoisting mechanism and then moves to the rear part of the first guide rail, so that the next valve body clamped through the first station can directly move to the third station for processing, and the next valve body processed through the first station is moved to the third station and then is hoisted to the first station after moving forward the valve body processed through the second station, and then the unprocessed valve body is installed on the valve body which is disassembled and processed through the first station, so that the cycle is realized. The utility model discloses machining efficiency is high, and is of high quality.
Description
Technical Field
The utility model belongs to the technical field of the frock technique and specifically relates to a machining frock, specifically speaking are valve body double-end car processing frock that can carry out concentric processing simultaneously to the valve body from valve body both ends.
Background
At present, the valve body both ends of big specification valve (if more than 500 millimeters latus rectum) all need carry out concentric processing to guarantee assembly and welding precision, and present double-end machine tool need the frock guarantee the concentric centre gripping of processing terminal surface just can guarantee processingquality, and conventional double-end machine tool 29 is gone up and is not equipped with corresponding frock, simultaneously because the volume and the weight of this type of valve body all reach more than several hundred kilograms, the manual work can't carry out the clamping, need carry out special design and just can guarantee the normal clear of processing.
SUMMERY OF THE UTILITY MODEL
The utility model aims at designing a can guarantee the convenient valve body double-end car processing frock of concentricity and clamping to the problem that big specification valve body processing lacks corresponding frock and unable normal processing.
The technical scheme of the utility model is that:
a double-end turning tool for a valve body comprises a transfer frame 1, wherein a hoisting mechanism 3 for hoisting the valve body 2 to move among a first station, a second station and a third station is mounted on the transfer frame 1, and the hoisting mechanism 3 can not only enable the valve body 2 to move up and down, but also transport among the three stations so as to finish the work of clamping, machining and unloading; the lifting mechanism is characterized in that the first station is a feeding station, a bottom plate 6 is installed on the first station, a positioning center bracket 7 is placed on the bottom plate 6 and is positioned through a positioning pin 8, two thread locking devices 9 are respectively arranged on each side edge of the positioning center bracket 7, a lifting lug 10 is respectively arranged between the two thread locking devices 9, a lifting rod 11 penetrates through the lifting lug 10, and the calipers 5 are inserted into the lifting rod 11 so as to lift the valve body 2; a pressing plate 12 is arranged at the upper part of the valve body 2, two ends of the pressing plate 12 are connected with the lifting lugs 10 through screw rods 13, and the pressing plate 12 is connected with the lifting lugs by rotating the screw rods 13, so that the valve body is pressed on the positioning center bracket 7; two centering cone clamps 14 are arranged at two ends of the bottom plate 6, the centering cone clamps 14 at the two ends are concentric, the distance between the centering cone clamps is adjustable, and the two centering cone clamps 14 are inserted into through holes of the valve body 2 from the two ends to ensure that the through holes at the two ends of the valve body 2 are concentric and keep the concentricity unchanged in the transferring and processing process under the action of the central positioning bracket 7 and the pressing plate 12; a first guide rail 15 is arranged at the second position, a first sliding block 16 is arranged on the first guide rail 15, a sliding bottom plate 17 is arranged on the first sliding block 16, a pin hole matched with the positioning pin 8 is formed in the sliding bottom plate 17, and a screw nut driving mechanism for driving the sliding bottom plate 17 to move back and forth is arranged at one end of the second position; the valve body clamped by the first station is directly hoisted to a third station for coaxial processing, the valve body 2 machined by the third station is hoisted to the second station by a hoisting mechanism 3 and then moves to the rear part of a first guide rail 15, so that the next valve body clamped by the first station can directly move to the third station for processing, the next valve body machined by the first station moves to the third station and then moves forwards and hoists the valve body machined by the second station to the first station, the valve body after being disassembled and processed is then provided with an unprocessed valve body, and the process is repeated; the third station be located double-end processing machine tool, install second guide rail 18 on the lathe bed between two processing heads of double-end processing machine tool, install second slider 19 on the second guide rail 18, install processing bottom plate 20 on the second slider 19, be equipped with the confession on the processing bottom plate 20 locating hole that the locating pin 8 was inserted, be equipped with the locking box 22 of the rectangular groove of taking that the latch segment that supplies hydraulic locking cylinder 21 to insert and lock in the bottom of processing bottom plate 20.
The lower parts of the centering cone clamps 14 at the two ends of the first station are respectively provided with a sliding block, the sliding blocks are arranged on the linear guide rail 31, the sliding blocks are connected with the cone clamp air cylinders 30, the tail parts of the two cone clamp air cylinders 30 are connected and fixed on the bottom plate of the first station so as to realize the linkage of left and right centering cone clamps, and the inner conical surface 32 on the centering cone clamp 14 presses the end surface of the valve body to enable the center of the end surface of the valve body to be concentric with the center of the inner conical surface.
The hoisting mechanism 3 is a travelling crane mechanism.
The hoisting mechanism 3 mainly comprises two side rails 24, a cross beam 25, a lifting cylinder 26 and a driving oil cylinder 27, wherein two ends of the cross beam 25 move on the two side rails 24 through sliding blocks or rollers, and the driving oil cylinder 27 is connected with the cross beam 25 and drives the cross beam to move on the rails; lifting cylinder 26 is fixed or movable mounting is on crossbeam 25, and lifting cylinder 26's piston rod lower extreme is connected with calliper mounting platform 34, and calliper displacement cylinder 28 is fixed at calliper mounting platform 34, and calliper 5 is installed on calliper slider 32, and calliper slider 32 installs on calliper guide rail 33, and calliper guide rail 33 is fixed on calliper mounting platform 34, and calliper slider 32 is driven by calliper displacement cylinder 28.
The pressure plate 12 is pressed on the valve body 2 through an arc transition plate 23, and the radius of the arc surface of the arc transition plate 23 is matched with the radius of the valve body 2.
The utility model has the advantages that:
the utility model provides a concentric processing difficult problem of big specification valve body, it is convenient to have to equip, transports reliably, and the processing finished product through the second station keeps in and has realized the steady transition of clamping station with processing station, has improved processing and clamping efficiency.
The utility model discloses entire system is succinct high-efficient. Safe and reliable, and can greatly improve the processing efficiency and the processing quality.
Drawings
Fig. 1 is a schematic diagram of the three-station layout structure of the present invention.
Fig. 2 is a side view schematic diagram of the third station of the present invention.
Fig. 3 is a side view schematic diagram of the second station of the present invention.
Fig. 4 is a schematic side view of the first station of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
As shown in fig. 1-4.
A double-end turning tool for a valve body is characterized in that the inner diameter of a valve body 2 is 500 mm, the turning tool comprises a group of three stations and a transport frame 1, a hoisting mechanism 3 for hoisting the valve body 2 to move among a first station, a second station and a third station is mounted on the transport frame 1, and the hoisting mechanism 3 can enable the valve body 2 to move up and down and can transport among the three stations so as to finish clamping, processing and unloading work; the hoisting mechanism 3 can be realized by a conventional small travelling crane mechanism, or by the mechanism shown in fig. 1, the hoisting mechanism 3 in fig. 1 mainly comprises two side rails 24, a cross beam 25, a lifting cylinder 26 and a driving oil cylinder 27, as shown in fig. 2, two ends of the cross beam 25 move on the two side rails 24 through sliding blocks or rollers, and the driving oil cylinder 27 is connected with the cross beam 25 and drives the cross beam to move on the rails; lifting cylinder 26 is fixed or movable mounting is on crossbeam 25, lifting cylinder 26's piston rod lower extreme is connected with calliper mounting platform 34, and calliper displacement cylinder 28 is fixed at calliper mounting platform 34, and calliper 5's upper end fixed mounting is on calliper slider 32, and calliper slider 32 installs on calliper guide rail 33, and calliper guide rail 33 fixed mounting is on calliper mounting platform 34, and calliper slider 32 is driven by calliper displacement cylinder 28, as shown in fig. 2. The lifting mechanism is characterized in that calipers 5 are arranged on a lifting head 4 of the lifting mechanism 3, the first station is a feeding station, a bottom plate 6 is arranged on the first station, a positioning center bracket 7 is placed on the bottom plate 6 and is positioned by a positioning pin 8, two thread locking devices 9 are respectively arranged on each side edge of the positioning center bracket 7, a lifting lug 10 is respectively arranged between the two thread locking devices 9, a lifting rod 11 penetrates through the lifting lug 10, and the calipers 5 are inserted into the lifting rod 11 so as to lift the valve body 2; the upper portion of the valve body 2 is provided with a pressure plate 12 (as the middle station in fig. 1), the pressure plate 12 can be an arc-shaped pressure plate, or a straight rod-shaped pressure plate and is tightly pressed on the valve body 2 through an arc-shaped transition plate 23, and the arc-shaped radius of the arc-shaped transition plate 23 is matched with the radius of the valve body 2. Two ends of the pressure plate 12 are connected with the lifting lugs 10 through screw rods 13, and the pressure plate 12 is connected with the lifting lugs by rotating the screw rods 13, so that the valve body is pressed on the positioning center bracket 7; two centering cone clamps 14 are arranged at two ends of the bottom plate 6, the centering cone clamps 14 at the two ends are concentric, the distance between the centering cone clamps is adjustable, the two centering cone clamps 14 are inserted into through holes of the valve body 2 from the two ends, the concentricity of the through holes at the two ends of the valve body 2 can be ensured, and the concentricity is kept unchanged in the transferring and processing processes under the action of the central positioning bracket 7 and the pressing plate 12, as shown in fig. 4; the lower parts of the centering cone clamps 14 at the two ends of the first station are respectively provided with a sliding block, the sliding blocks are arranged on the linear guide rail 31, the sliding blocks are connected with the cone clamp air cylinders 30, the tail parts of the two cone clamp air cylinders 30 are connected and fixed on the bottom plate of the first station so as to realize the linkage of left and right centering cone clamps, and the inner conical surface 32 on the centering cone clamp 14 presses the end surface of the valve body to enable the center of the end surface of the valve body to be concentric with the center of the inner conical surface. A first guide rail 15 is arranged on the second station, a first sliding block 16 is arranged on the first guide rail 15, a sliding bottom plate 17 is arranged on the first sliding block 16, a pin hole matched with the positioning pin 8 is formed in the sliding bottom plate 17, and a screw nut driving mechanism for driving the sliding bottom plate 17 to move back and forth is arranged at one end of the second station, as shown in fig. 3; the valve body clamped by the first station is directly hoisted to a third station for coaxial processing, the valve body 2 machined by the third station is hoisted to the second station by a hoisting mechanism 3 and then moves to the rear part of a first guide rail 15, so that the next valve body clamped by the first station can directly move to the third station for processing, the next valve body machined by the first station moves to the third station and then moves forwards and hoists the valve body machined by the second station to the first station, the valve body after being disassembled and processed is then provided with an unprocessed valve body, and the process is repeated; the third station be located double-end processing machine tool, install second guide rail 18 on the lathe bed between two processing heads of double-end processing machine tool, install second slider 19 on the second guide rail 18, install processing bottom plate 20 on the second slider 19, be equipped with the confession on the processing bottom plate 20 locating hole that the locating pin 8 was inserted, be equipped with the locking box 22 of the rectangular groove of taking that the latch segment that supplies hydraulic locking cylinder 21 to insert and lock in the bottom of processing bottom plate 20.
The utility model discloses a working process is:
firstly, a valve body 2 is conveyed and placed on a positioning center bracket 7 of a first station by using a hoisting tool (a crane or a forklift), then centering cone clamps 14 at two ends of the first station are started to clamp two ends of the valve body 2 to enable two ends of the valve body 2 to be concentric, then a screw rod on a locking device 9 is manually adjusted to enable the screw rod to jack the valve body 2 from the lower part of the valve body, and a pressing plate 12 is screwed up from the upper part of the valve body 2 and a lifting lug 10 on the positioning center bracket 7 by using a screw rod 13, so that the positioning and fixing of the valve body on the positioning center bracket 7 are completed. Then the hoisting head 4 of the hoisting mechanism 3 is moved to the first station and is descended, simultaneously the calipers 5 are firstly opened, the calipers 5 hook the suspender 11, then the calipers 5 at the two sides are folded towards the center, the valve body 2 with the positioning center bracket 7 can be lifted upwards and moved to the third station, the positioning center bracket 7 is placed on the processing bottom plate 20 on the processing machine tool 29, the position of the positioning center bracket 7 is adjusted, the positioning pin 8 at the bottom of the positioning center bracket is dropped into the pin hole on the processing bottom plate 20, and the locking cylinder 21 arranged at the bottom of the processing bottom plate 20 is started to rotate 90 degrees, so that the pull rod of the locking cylinder 21 is in place to tighten the locking box 22, thereby fixing the positioning center bracket 7 on the processing bottom plate 20, realizing the clamping and positioning of the tool, starting the processing machine tool 29, simultaneously carrying out concentric machining on the valve body from two ends of the valve body 29, and in the machining process of the valve body, installing a new valve body on the first station again and finishing the fixation; after finishing the standby machining, hoisting and conveying the machined valve body together with the positioning center bracket 7 to a sliding bottom plate 17 of a second station by starting the hoisting mechanism 3, starting a screw nut driving mechanism which is arranged at one end of the second station and drives the sliding bottom plate 17 to move back and forth to enable the sliding bottom plate 17 to drive the valve body to move back and wait for a forward movement instruction so as to leave the space for moving the unprocessed valve body, after the valve body moves to the rear end of the second station, moving the hoisting mechanism 3 to the first station, hoisting the clamped valve body to be machined to a machining tool 29 of a third station again for machining, meanwhile, starting the machined valve body after the second station again and moving to the front end of the second station, hoisting the valve body to the bottom plate of the first station by the hoisting mechanism 3, loosening the valve body locking mechanism and the pressing plate, and moving the machined valve body away from the first station by utilizing conveying equipment (a forklift or a workshop travelling crane), the first station clamps the valve body to be processed again to finish hoisting of the hoisting mechanism, and the process is repeated, so that the processing efficiency and the processing quality can be greatly improved.
The utility model discloses the part that does not relate to all is the same with prior art or can adopt prior art to realize.
Claims (5)
1. A double-end turning tool for a valve body comprises a transfer frame (1), wherein a hoisting mechanism (3) for hoisting the valve body (2) to move among a first station, a second station and a third station is mounted on the transfer frame (1), and the hoisting mechanism (3) can not only enable the valve body (2) to move up and down, but also can transport the valve body among the three stations so as to finish the operations of clamping, processing and unloading; the valve body lifting device is characterized in that calipers (5) are arranged on a lifting head (4) of the lifting mechanism (3), the first station is a feeding station, a bottom plate (6) is arranged on the first station, a positioning center bracket (7) is arranged on the bottom plate (6) and is positioned through a positioning pin (8), two thread locking devices (9) are arranged on each side edge of the positioning center bracket (7), a lifting lug (10) is arranged between the two thread locking devices (9), a lifting rod (11) penetrates through the lifting lug (10), and the calipers (5) are inserted into the lifting rod (11) so as to lift the valve body (2); a pressing plate (12) is installed on the upper portion of the valve body (2), two ends of the pressing plate (12) are connected with the lifting lugs (10) through screws (13), and the screws (13) are rotated to enable the pressing plate (12) to be connected with the lifting lugs, so that the valve body is pressed on the positioning center bracket (7); two centering cone clamps (14) are arranged at two ends of the bottom plate (6), the centering cone clamps (14) at the two ends are concentric, the distance between the centering cone clamps is adjustable, the two centering cone clamps (14) are inserted into through holes of the valve body (2) from the two ends of the valve body, the concentricity of the through holes at the two ends of the valve body (2) can be ensured, and the concentricity is kept unchanged in the transferring and processing processes under the action of the positioning center bracket (7) and the pressing plate (12); a first guide rail (15) is installed on the second station, a first sliding block (16) is installed on the first guide rail (15), a sliding bottom plate (17) is installed on the first sliding block (16), a pin hole matched with the positioning pin (8) is formed in the sliding bottom plate (17), and a lead screw nut driving mechanism for driving the sliding bottom plate (17) to move back and forth is installed at one end of the second station; the valve body clamped by the first station is directly hoisted to a third station for coaxial processing, the valve body (2) machined by the third station is hoisted to the second station by a hoisting mechanism (3) and then moves to the rear part of a first guide rail (15), so that the next valve body clamped by the first station can directly move to the third station for processing, the next valve body of the first station moves to the third station and then moves the valve body machined by the second station forward and then hoists to the first station, the valve body after being disassembled and processed is then provided with an unprocessed valve body, and the process is repeated; the third station be located double-end processing machine tool, install second guide rail (18) on the lathe bed between two processing heads of double-end processing machine tool, install second slider (19) on second guide rail (18), install on second slider (19) and process bottom plate (20), be equipped with the confession on process bottom plate (20) locating pin (8) male locating hole is equipped with the latch segment that supplies hydraulic locking jar (21) and inserts and locking take the locking case (22) of long strip groove in the bottom of process bottom plate (20).
2. The double-end turning tool for the valve body according to claim 1, wherein sliding blocks are mounted on the lower portions of the centering cone clamps (14) at two ends of the first station, the sliding blocks are mounted on the linear guide rails (31), the sliding blocks are connected with the cone clamp cylinders (30), the tail portions of the two cone clamp cylinders (30) are connected and fixed on a bottom plate of the first station so as to achieve linkage of the left centering cone clamp and the right centering cone clamp, and the inner conical surface on the centering cone clamp (14) presses the end face of the valve body to enable the center of the end face of the valve body to be concentric with the center of the inner conical surface.
3. The double-ended turning tool for the valve body as claimed in claim 1, wherein the hoisting mechanism (3) is a travelling mechanism.
4. The double-end turning tool for the valve body according to claim 1, wherein the hoisting mechanism (3) mainly comprises two side rails (24), a cross beam (25), a lifting cylinder (26) and a driving oil cylinder (27), wherein two ends of the cross beam (25) move on the two side rails (24) through sliding blocks or rollers, and the driving oil cylinder (27) is connected with the cross beam (25) and drives the cross beam to move on the rails; lifting cylinder (26) are fixed or movable mounting is on crossbeam (25), and lifting cylinder's piston rod lower extreme is connected with calliper mounting platform, and calliper displacement cylinder fixes on calliper mounting platform, and calliper installs on the calliper slider, and the calliper slider is installed on the calliper guide rail, and the calliper guide rail is fixed on calliper mounting platform, and the calliper slider is driven by calliper displacement cylinder.
5. The double-end turning tool for the valve body according to claim 1, wherein the pressure plate (12) is tightly pressed on the valve body (2) through an arc transition plate (23), and the radius of the arc surface of the arc transition plate (23) is matched with the radius of the valve body (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120209826.4U CN214392364U (en) | 2021-01-26 | 2021-01-26 | Double-end turning tool for valve body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120209826.4U CN214392364U (en) | 2021-01-26 | 2021-01-26 | Double-end turning tool for valve body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214392364U true CN214392364U (en) | 2021-10-15 |
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ID=78048097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120209826.4U Active CN214392364U (en) | 2021-01-26 | 2021-01-26 | Double-end turning tool for valve body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214392364U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112620661A (en) * | 2021-01-26 | 2021-04-09 | 南京坚固高中压阀门制造有限公司 | Double-end turning tool for valve body |
-
2021
- 2021-01-26 CN CN202120209826.4U patent/CN214392364U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112620661A (en) * | 2021-01-26 | 2021-04-09 | 南京坚固高中压阀门制造有限公司 | Double-end turning tool for valve body |
| CN112620661B (en) * | 2021-01-26 | 2024-04-12 | 南京坚固高中压阀门制造有限公司 | Valve body double-end turning tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A double head turning tooling for valve body Effective date of registration: 20211214 Granted publication date: 20211015 Pledgee: Chengdong Branch of Nanjing Bank Co.,Ltd. Pledgor: NANJING JIANGU HIGH AND MIDDLE PRESSURE VALVE MANUFACTURING CO.,LTD. Registration number: Y2021980014941 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |