CN218079804U - Platinum metal elbow forming device - Google Patents
Platinum metal elbow forming device Download PDFInfo
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- CN218079804U CN218079804U CN202222576893.7U CN202222576893U CN218079804U CN 218079804 U CN218079804 U CN 218079804U CN 202222576893 U CN202222576893 U CN 202222576893U CN 218079804 U CN218079804 U CN 218079804U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
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Abstract
The utility model relates to the technical field of noble metal product manufacturing, in particular to a platinum metal elbow forming device, which comprises a sizing structure, a metal pipe clamping structure and an elbow forming power transmission structure, wherein the sizing structure comprises a flexible mandrel; when the platinum metal bent pipe is formed, the flexible mandrel is arranged in a platinum metal pipe to be processed, the sizing structure is used for determining the bending position and the bending diameter of the platinum metal pipe, the metal pipe clamping structure is used for clamping the platinum metal pipe, and the bent pipe forming power transmission structure provides power required by the platinum metal pipe during bending forming. The utility model discloses platinum metal return bend forming device is provided with flexible dabber, and the material of flexible dabber is polyurethane for flexible dabber has good elasticity in the axial direction, nevertheless radially has higher intensity, and flexible dabber is along with platinum tubular metal resonator bending deformation, plays inside supporting role, thereby has reduced the possibility that crooked back tubular product cross-sectional area diminishes effectively, has improved return bend shaping quality.
Description
Technical Field
The utility model relates to a noble metal product preparation technical field especially relates to a platinum metal return bend forming device.
Background
In optical glass and liquid crystal glass smelting devices, in order to meet the requirements of installation of an optical glass furnace body and change of glass flow direction, various discharge pipes and connecting pipes with bent pipes are commonly arranged for glass forming and glass flow direction change, the bent pipes are usually platinum bent pipes, the pipe diameter and the pipe thickness of the platinum bent pipes are determined according to the glass production process, the pipe diameter of the platinum bent pipes is generally phi 3-30, and the thickness of the platinum bent pipes is generally 0.5-1.5 mm.
At present, the common processing method of the platinum metal bent pipe is a hot bending method: the method is characterized in that a platinum metal pipe is heated to a red hot state, a corresponding die is adopted, a moment is provided on one side, and the platinum metal pipe is matched with a burner to form a bent pipe.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide a better platinum metal return bend forming device of return bend shaping quality.
The utility model provides a technical scheme that its technical problem adopted is: the platinum metal elbow forming device comprises a sizing structure, a metal pipe clamping structure and an elbow forming power transmission structure, wherein the sizing structure comprises a sizing inner wheel, a sizing outer plate and a flexible mandrel, a first limiting groove is formed in the circumferential direction of the outer wall of the sizing inner wheel, a second limiting groove is formed in the inner side of the sizing outer plate, and the sizing outer plate is arranged on the outer side of the sizing inner wheel;
the metal pipe clamping structure is connected and arranged at the outer side of the sizing inner wheel;
the power transmission structure for forming the bent pipe comprises a first connecting water flat plate, a connecting vertical plate, a connecting screw rod and a rolling pulley assembly, wherein a rotating shaft is arranged in the middle of a sizing inner wheel, a first rotating hole is formed in the inner end of the first connecting water flat plate, the first rotating hole is sleeved on the rotating shaft, and the first connecting water flat plate can rotate around the rotating shaft back and forth;
the outer end part of the first connecting water flat plate is positioned on the outer side of the sizing outer plate, the connecting vertical plate is connected with the first connecting water flat plate, a threaded hole is formed in the connecting vertical plate, the inner end part of the connecting screw rod penetrates through the threaded hole to be connected with the rolling pulley assembly, the outer end part of the connecting screw rod is positioned on the outer side of the connecting vertical plate, and the outer end part of the connecting screw rod is a power connecting end;
the flexible mandrel is made of polyurethane;
during the shaping of platinum metal return bend adds man-hour, flexible dabber sets up in the platinum metal pipe of treating processing, the platinum metal pipe is fixed in tubular metal resonator clamping structure, the sizing planking is located the outside of platinum metal pipe, and the platinum metal pipe sets up in the second spacing groove, roll loose pulley assembly pastes and leans on the surface at the sizing planking, connecting screw, when first connecting water flat board revolutes the rotation of axes, roll loose pulley assembly can slide along the length direction of sizing planking, and under platinum metal pipe and roll loose pulley assembly's effect, the sizing planking rotates around interior wheel sizing, make the platinum metal pipe be located first spacing groove.
Further, still include the workstation, the setting is gone up on the workstation in the sizing.
Further, the device also comprises a rotation stopping pin which is arranged in the sizing inner wheel and the workbench.
Furthermore, the first limiting groove is arc-shaped, and the cross section of the first limiting groove is arc-shaped;
the second limiting groove is arc-shaped, and the cross section of the second limiting groove is arc-shaped.
Further, first hole suit is in the upper end of pivot, still include the second and connect the horizontal plate, the inner that the horizontal plate was connected to the second is provided with the second and changes the hole, the hole suit is changeed at the lower extreme of pivot to the second, and the second is connected the horizontal plate and can revolute the pivot rotation of making a round trip, first connection horizontal plate and second are connected the horizontal plate and are parallel to each other set, first connection horizontal plate sets up the top in the sizing, the second is connected the below that the horizontal plate set up in the sizing, it is connected with first connection horizontal plate second connection horizontal plate mutually perpendicular.
Further, the metal pipe clamping structure comprises a first clamping plate and a second clamping plate, the first clamping plate is arranged on the inner wheel of the sizing, a first clamping groove is formed in the outer side of the first clamping plate, a second clamping groove is formed in the inner side of the second clamping plate, the first clamping groove and the second clamping groove are oppositely arranged, and the first clamping plate and the second clamping plate are detachably connected through a connecting bolt.
Further, the cross-sectional shape of the first clamping groove is arc-shaped, and the cross-sectional shape of the second clamping groove is arc-shaped.
Furthermore, the rolling pulley assembly comprises an outer frame and a plurality of groups of rollers, and all the rollers are arranged on the outer frame in parallel.
Further, the length of the flexible mandrel is at least 50mm longer than the length of the platinum metal tube.
The utility model has the advantages that: the utility model discloses a platinum metal elbow forming device, which comprises a sizing structure, a metal pipe clamping structure and an elbow forming power transmission structure, wherein the sizing structure comprises a flexible mandrel; when the platinum metal bent pipe is formed, the flexible mandrel is arranged in a platinum metal pipe to be processed, the sizing structure is used for determining the bending position and the bending diameter of the platinum metal pipe, the metal pipe clamping structure is used for clamping the platinum metal pipe to prevent the platinum metal pipe from moving during processing, and the bent pipe forming power transmission structure provides power required by the platinum metal pipe during bending forming. The utility model discloses platinum metal return bend forming device is provided with flexible dabber, and the material of flexible dabber is polyurethane, make flexible dabber have good elasticity in axial direction, nevertheless radially have higher intensity, flexible dabber is along with platinum tubular metal resonator bending deformation, play inside supporting role, thereby reduced the possibility that crooked back tubular product cross-sectional area diminishes effectively, the return bend shaping quality has been improved, the big that specially adapted all kinds of smelting glass used, in, tubule footpath platinum metal discharging pipe, honeycomb duct elbow forming processing.
Drawings
Fig. 1 is a first schematic structural diagram of the present invention;
FIG. 2 is a second schematic structural diagram of the present invention;
FIG. 3 is a schematic illustration of a cross-section of a sizing structure during machining;
FIG. 4 is a schematic cross-sectional view of a tubular metal clamping structure as machined;
the label is: the device comprises a metal pipe clamping structure 1, a first clamping plate 11, a second clamping plate 12, a connecting bolt 13, a sizing inner wheel 21, a first limiting groove 211, a sizing outer plate 22, a second limiting groove 221, a flexible mandrel 23, a first connecting horizontal plate 31, a connecting vertical plate 32, a connecting screw 33, a rolling pulley component 34, a rotating shaft 35, a second connecting horizontal plate 36, a platinum metal pipe 4, a workbench 5 and a rotation stopping pin 6.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the platinum metal elbow forming device of the present invention includes a sizing structure, a metal tube clamping structure 1 and an elbow forming power transmission structure, wherein the sizing structure includes a sizing inner wheel 21, a sizing outer plate 22 and a flexible mandrel 23, a first limit groove 211 is circumferentially arranged on the outer wall of the sizing inner wheel 21, a second limit groove 221 is arranged on the inner side of the sizing outer plate 22, and the sizing outer plate 22 is arranged on the outer side of the sizing inner wheel 21;
the metal pipe clamping structure 1 is connected and arranged at the outer side of the sizing inner wheel 21;
the power transmission structure for pipe bending forming comprises a first connecting water flat plate 31, a connecting vertical plate 32, a connecting screw 33 and a rolling pulley assembly 34, wherein a rotating shaft 35 is arranged in the middle of the sizing inner wheel 21, a first rotating hole is formed in the inner end of the first connecting water flat plate 31 and sleeved on the rotating shaft 35, and the first connecting water flat plate 31 can rotate around the rotating shaft 35 back and forth;
the outer end part of the first connecting water flat plate 31 is positioned on the outer side of the sizing outer plate 22, the connecting vertical plate 32 is connected with the first connecting water flat plate 31, a threaded hole is formed in the connecting vertical plate 32, the inner end part of the connecting screw rod 33 penetrates through the threaded hole to be connected with the rolling pulley assembly 34, the outer end part of the connecting screw rod 33 is positioned on the outer side of the connecting vertical plate 32, and the outer end part of the connecting screw rod 33 is a power connecting end;
the flexible mandrel 23 is made of polyurethane, so that the flexible mandrel has good elasticity in the axial direction, but has high strength in the radial direction.
During the forming and processing of the platinum metal elbow, the flexible mandrel 23 is arranged in the platinum metal pipe 4 to be processed, the platinum metal pipe 4 is fixed in the metal pipe clamping structure 1, the sizing outer plate 22 is located on the outer side of the platinum metal pipe 4, the platinum metal pipe 4 is arranged in the second limiting groove 221, the rolling pulley assembly 34 is attached to the outer surface of the sizing outer plate 22, when the connecting screw 33 and the first connecting water flat plate 31 rotate around the rotating shaft 35, the rolling pulley assembly 34 can slide along the length direction of the sizing outer plate 22, and under the action of the platinum metal pipe 4 and the rolling pulley assembly 34, the sizing outer plate 22 rotates around the sizing inner wheel 21, so that the platinum metal pipe 4 is located in the first limiting groove 211.
The platinum tubular metal resonator 4 of centre gripping that is used for of tubular metal resonator clamping structure 1 prevents that platinum tubular metal resonator 4 from adding man-hour and removing, the utility model discloses tubular metal resonator clamping structure 1's preferred structure does: as shown in fig. 1 and 2, the metal pipe clamping structure 1 includes a first clamping plate 11 and a second clamping plate 12, the first clamping plate 11 is disposed on the inner sizing wheel 21, a first clamping groove is disposed on an outer side of the first clamping plate 11, a second clamping groove is disposed on an inner side of the second clamping plate 12, the first clamping groove and the second clamping groove are disposed opposite to each other, and the first clamping plate 11 and the second clamping plate 12 are detachably connected by a connecting bolt 13. The specific operation flow of the metal pipe clamping structure 1 is as follows: first, the connecting bolt 13 is removed to separate the first clamping plate 11 and the second clamping plate 12, then the platinum metal pipe 4 is placed in the first clamping groove, then the second clamping plate 12 is arranged on the platinum metal pipe 4, the platinum metal pipe 4 is arranged in the first clamping groove and the second clamping groove, as shown in fig. 4, and finally the first clamping plate 11 and the second clamping plate 12 are connected together through the connecting bolt 13, so that the platinum metal pipe 4 is clamped. Since the platinum metal tube 4 is generally cylindrical in shape, the first holding groove is preferably arcuate in cross-sectional shape and the second holding groove is preferably arcuate in cross-sectional shape in order to ensure the holding effect.
The utility model discloses platinum metal return bend forming device's process flow does: a. pouring a little lubricating oil into the prepared platinum metal tube 4; b. inserting a flexible mandrel 23 with a proper diameter into the platinum metal pipe 4, and keeping the flexible mandrel 23 at least 50mm at the head of the platinum metal pipe 4; c. determining the bending position and the bending diameter of the platinum metal pipe 4, and then clamping and fixing the platinum metal pipe 4 in the metal pipe clamping structure 1 according to the bending position of the platinum metal pipe 4; d. placing the sizing outer plate 22 on the outer side of the platinum metal pipe 4, and arranging the platinum metal pipe 4 in the second limiting groove 221; e. rotating the connecting screw rod 33 to make the rolling pulley assembly 34 abut against the outer surface of the sizing outer plate 22; f. acting on the outer end part of the connecting screw rod 33 through equipment or an operator, slowly rotating the connecting screw rod 33 and the first connecting water flat plate 31 around the rotating shaft 35 at a constant speed to provide a moment for bending the platinum metal pipe 4, wherein the rolling pulley assembly 34 can slide along the length direction of the sizing outer plate 22, and under the action of the platinum metal pipe 4 and the rolling pulley assembly 34, the sizing outer plate 22 rotates around the sizing inner wheel 21 to slowly clamp the platinum metal pipe 4 in the first limiting groove 211, as shown in fig. 3, until the platinum metal pipe 4 reaches a required bending angle; g. adjusting the connecting screw rod 33 outwards, and taking out the sizing outer plate 22; h. the connecting bolt 13 is loosened outwards, and the platinum metal bent pipe is taken out; i. and clamping the flexible mandrel 23 by using a vice or bench clamp, and taking the flexible mandrel 23 out of the platinum metal bent pipe, thereby completing the forming processing of the platinum metal bent pipe.
In order to facilitate the use of the whole device, the utility model discloses still be provided with workstation 5, wheel 21 sets up on workstation 5 in the sizing. In order to prevent relative movement between the sizing inner wheel 21 and the table 5 during machining, a rotation stop pin 6 is further provided, and the rotation stop pin 6 is provided in the sizing inner wheel 21 and the table 5. An angle scale can be arranged on the inner wheel 21 for sizing on the upper surface, and is mainly used for determining the radius and the angle of the bent pipe and restraining the radial deformation of the bent pipe.
Because the bending position of the platinum metal bent pipe is generally in the shape of an arc, the shape of the sizing inner wheel 21 is preferably circular, the shape of the first limiting groove 211 is preferably arc-shaped, and the cross-sectional shape of the first limiting groove 211 is preferably arc-shaped; the shape of the second stopper groove 221 is preferably an arc shape, and the cross-sectional shape of the second stopper groove 221 is preferably an arc shape. In order to reduce the possibility of the platinum metal pipe 4 slipping during machining, the roughness of the inner surface of the first stopper groove 211 was 0.8 μm, and the roughness of the inner surface of the second stopper groove 221 was 0.8 μm.
In order to improve the overall strength of the elbow forming power transmission structure and ensure the use effect thereof, as shown in fig. 1 and fig. 2, a first rotary hole is sleeved at the upper end of a rotary shaft 35, the elbow forming power transmission structure further comprises a second connecting horizontal plate 36, a second rotary hole is arranged at the inner end of the second connecting horizontal plate 36 and sleeved at the lower end of the rotary shaft, the second connecting horizontal plate 36 can rotate around the rotary shaft 35 back and forth, the first connecting horizontal plate 31 and the second connecting horizontal plate 36 are arranged in parallel, the first connecting horizontal plate 31 is arranged above the sizing inner wheel 21, the second connecting horizontal plate 36 is arranged below the sizing inner wheel 21, and the connecting vertical plate 32 is vertically connected with the second connecting horizontal plate 36 of the first connecting horizontal plate 31.
In order to ensure the use effect of the rolling pulley assembly 34, the preferred structure of the rolling pulley assembly 34 of the present invention is: as further shown in fig. 2, the rolling sheave assembly 34 includes an outer frame and a plurality of sets of sheaves, typically arranged in three sets, all disposed parallel to one another on the outer frame.
In order to facilitate insertion and removal of the flexible mandrel 23 into and from the platinum metal tube 4, the length of the flexible mandrel 23 is at least 50mm longer than the length of the platinum metal tube 4, so that when the flexible mandrel 23 is inserted into the platinum metal tube 4, the flexible mandrel 23 remains at least 50mm at the head of the platinum metal tube 4.
In order to ensure the smooth forming of the platinum metal elbow, the platinum metal pipe 4 is cylindrical, the flexible mandrel 23 is also cylindrical, a gap t exists between the platinum metal pipe 4 and the flexible mandrel 23 during the forming and processing of the platinum metal elbow, and when the diameter of the section circle of the platinum metal pipe 4 is smaller than 20mm, t =0.5mm; when the diameter of the cross section circle of the platinum metal tube 4 is 20mm-30mm, t is more than or equal to 0.6 and less than or equal to 1.
Claims (9)
1. Platinum metal return bend forming device, its characterized in that: the sizing structure comprises a sizing structure, a metal pipe clamping structure (1) and a bent pipe forming power transmission structure, wherein the sizing structure comprises a sizing inner wheel (21), a sizing outer plate (22) and a flexible mandrel (23), a first limiting groove (211) is formed in the circumferential direction of the outer wall of the sizing inner wheel (21), a second limiting groove (221) is formed in the inner side of the sizing outer plate (22), and the sizing outer plate (22) is arranged on the outer side of the sizing inner wheel (21);
the metal pipe clamping structure (1) is connected and arranged at the outer side of the sizing inner wheel (21);
the bent pipe forming power transmission structure comprises a first connecting water flat plate (31), a connecting vertical plate (32), a connecting screw rod (33) and a rolling pulley assembly (34), wherein a rotating shaft (35) is arranged in the middle of a sizing inner wheel (21), a first rotating hole is formed in the inner end of the first connecting water flat plate (31), the first rotating hole is sleeved on the rotating shaft (35), and the first connecting water flat plate (31) can rotate around the rotating shaft (35) back and forth;
the outer end part of the first connecting water flat plate (31) is positioned on the outer side of the sizing outer plate (22), the connecting vertical plate (32) is connected with the first connecting water flat plate (31), a threaded hole is formed in the connecting vertical plate (32), the inner end part of the connecting screw rod (33) penetrates through the threaded hole to be connected with the rolling pulley component (34), the outer end part of the connecting screw rod (33) is positioned on the outer side of the connecting vertical plate (32), and the outer end part of the connecting screw rod (33) is a power connecting end;
the flexible mandrel (23) is made of polyurethane;
when the platinum metal elbow is formed and machined, the flexible mandrel (23) is arranged in a platinum metal pipe (4) to be machined, the platinum metal pipe (4) is fixed in the metal pipe clamping structure (1), the sizing outer plate (22) is located on the outer side of the platinum metal pipe (4), the platinum metal pipe (4) is arranged in the second limiting groove (221), the rolling pulley assembly (34) is attached to the outer surface of the sizing outer plate (22), when the connecting screw rod (33) and the first connecting water flat plate (31) rotate around the rotating shaft (35), the rolling pulley assembly (34) can slide along the length direction of the sizing outer plate (22), and under the action of the platinum metal pipe (4) and the rolling pulley assembly (34), the sizing outer plate (22) rotates around the sizing inner wheel (21), and the platinum metal pipe (4) is located in the first limiting groove (211).
2. The platinum metal elbow molding apparatus according to claim 1, wherein: the sizing machine also comprises a workbench (5), and the sizing inner wheel (21) is arranged on the workbench (5).
3. The platinum metal elbow forming device according to claim 2, wherein: the sizing inner wheel also comprises a rotation stopping pin (6), and the rotation stopping pin (6) is arranged in the sizing inner wheel (21) and the workbench (5).
4. The platinum metal elbow molding apparatus according to claim 1, wherein: the first limiting groove (211) is arc-shaped, and the cross section of the first limiting groove (211) is arc-shaped;
the shape of the second limiting groove (221) is arc-shaped, and the cross section of the second limiting groove (221) is arc-shaped.
5. The platinum metal elbow molding apparatus according to claim 1, wherein: first commentaries on classics hole suit is in the upper end of pivot (35), still include second connection horizontal plate (36), the inner that horizontal plate (36) were connected to the second is provided with the second and changes the hole, the hole suit is changeed at the lower extreme of pivot to the second, and horizontal plate (36) are connected to the second can revolute pivot (35) rotation back and forth, horizontal plate (36) parallel arrangement each other is connected with the second in first connection horizontal plate (31), first connection horizontal plate (31) set up the top of wheel (21) in the sizing, horizontal plate (36) are connected to the second and set up the below of wheel sizing (21) in, connect riser (32) and first connection horizontal plate (31) second connection horizontal plate (36) mutually perpendicular and be connected.
6. The platinum metal elbow molding apparatus according to claim 1, wherein: the metal pipe clamping structure (1) comprises a first clamping plate (11) and a second clamping plate (12), wherein the first clamping plate (11) is arranged on a sizing inner wheel (21), a first clamping groove is formed in the outer side of the first clamping plate (11), a second clamping groove is formed in the inner side of the second clamping plate (12), the first clamping groove and the second clamping groove are arranged oppositely, and the first clamping plate (11) and the second clamping plate (12) are detachably connected through a connecting bolt (13).
7. The platinum metal elbow forming device according to claim 6, wherein: the cross-sectional shape of first centre gripping groove is the arc, and the cross-sectional shape of second centre gripping groove is the arc.
8. The platinum metal elbow molding apparatus according to any one of claims 1 to 7, wherein: the rolling pulley assembly (34) comprises an outer frame and a plurality of groups of rollers, and all the rollers are arranged on the outer frame in parallel.
9. The platinum metal elbow molding apparatus according to claim 1, wherein: the length of the flexible mandrel (23) is at least 50mm longer than that of the platinum metal pipe (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222576893.7U CN218079804U (en) | 2022-09-28 | 2022-09-28 | Platinum metal elbow forming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222576893.7U CN218079804U (en) | 2022-09-28 | 2022-09-28 | Platinum metal elbow forming device |
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| Publication Number | Publication Date |
|---|---|
| CN218079804U true CN218079804U (en) | 2022-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222576893.7U Active CN218079804U (en) | 2022-09-28 | 2022-09-28 | Platinum metal elbow forming device |
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| CN (1) | CN218079804U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117358840A (en) * | 2023-12-05 | 2024-01-09 | 河北沧海核装备科技股份有限公司 | Efficient energy-saving numerical control induction heater for elbow pushing and forming |
-
2022
- 2022-09-28 CN CN202222576893.7U patent/CN218079804U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117358840A (en) * | 2023-12-05 | 2024-01-09 | 河北沧海核装备科技股份有限公司 | Efficient energy-saving numerical control induction heater for elbow pushing and forming |
| CN117358840B (en) * | 2023-12-05 | 2024-02-06 | 河北沧海核装备科技股份有限公司 | Efficient energy-saving numerical control induction heater for elbow pushing and forming |
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