CN210333914U - Internal thread copper pipe spinning device - Google Patents
Internal thread copper pipe spinning device Download PDFInfo
- Publication number
- CN210333914U CN210333914U CN201921239025.1U CN201921239025U CN210333914U CN 210333914 U CN210333914 U CN 210333914U CN 201921239025 U CN201921239025 U CN 201921239025U CN 210333914 U CN210333914 U CN 210333914U
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- Prior art keywords
- spinning
- hole
- sleeve
- copper pipe
- gasket
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- Withdrawn - After Issue
Links
- 238000009987 spinning Methods 0.000 title claims abstract description 99
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 73
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 73
- 239000010949 copper Substances 0.000 title claims abstract description 73
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 33
- 239000010959 steel Substances 0.000 claims abstract description 33
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 238000003825 pressing Methods 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 7
- 238000005259 measurement Methods 0.000 abstract description 3
- 208000032826 Ring chromosome 3 syndrome Diseases 0.000 description 20
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 210000004907 gland Anatomy 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model provides an internal thread copper pipe spinning device, include: the connecting sleeve is in transmission connection with the rotation driving device; the first end of the rotary sleeve is provided with a first central hole, the second end of the rotary sleeve is provided with a second central hole, and a step surface is formed at the junction of the first central hole and the second central hole; spinning a ring set; a first gasket having a circular ring shape; the supporting sleeve comprises a conical part and a cylindrical part which is coaxial with and fixedly connected with the conical part, and the conical part extends into an inner hole of the spinning ring; and the steel balls are arranged in a space enclosed by the inner side wall of the rotary pressing ring, the end surface of the second end of the first gasket and the conical surface of the conical part. By the arrangement, an appropriate spinning ring is directly selected according to a measurement result, an operator can be guided to adjust the weight per meter of the internal thread copper pipe, the adjustment time of the weight per meter is effectively reduced, and the labor intensity of the operator is reduced; can set up the different spinning rings of many grades of internal diameters to the internal diameter difference of adjacent spaced spinning ring can be accomplished very little, with the meter grammes per square metre of accurate adjustment internal thread copper pipe.
Description
Technical Field
The utility model relates to an internal thread copper pipe processing technology field, more specifically say, relate to an internal thread copper pipe spinning device.
Background
The internal thread copper pipe is also called non-smooth pipe, and refers to an internal thread copper pipe with a certain number of regular threads on the inner surface and a smooth outer surface. When carrying out the spinning process to internal thread copper pipe, internal thread copper pipe spinning equipment usually need to be adopted, as shown in fig. 1, internal thread copper pipe spinning equipment among the prior art mainly comprises adapter sleeve 1 ", split type spinning ring, steel ball 2", gland 3 ", gasket 4" and housing bolt 5 ", adapter sleeve 1" is connected with rotation drive arrangement and rotates thereupon, split type spinning ring comprises two rings body 6 "of mutual symmetry, split type spinning ring is intra-annular, steel ball 2" installs in this intra-annular, gasket 4 "installs between split type spinning ring and gland 3", gland 3 "through housing bolt 5" and adapter sleeve 1 "fixed connection and compress tightly gasket 4".
When the traditional internal thread copper pipe spinning device is used for adjusting the grammage of an internal thread copper pipe, the distance between two ring bodies 6 ' needs to be adjusted by replacing gaskets 4 ' with different thicknesses, so that the diameter of an inscribed circle formed by a steel ball 2 ' is indirectly adjusted, and the purpose of adjusting the grammage of the internal thread copper pipe is achieved. During actual production, an operator needs to replace gaskets with different thicknesses, then tries to manufacture a section of internal thread copper pipe and measures whether the internal thread copper pipe is qualified, the internal thread copper pipe needs to be stopped and adjusted for multiple times in order to obtain a product with qualified grammage, the grammage adjustment efficiency of the internal thread copper pipe is low, and adjustment waste generated by multiple trial manufacturing is more. Therefore, how to solve the problem of difficulty in adjusting the grammage when processing the internal thread copper pipe in the prior art is a problem that needs to be solved urgently by the technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide an internal thread copper pipe spinning device of internal thread copper pipe grammes per square metre of being convenient for adjust during processing internal thread copper pipe.
In order to solve the above problem, the utility model provides an internal thread copper pipe spinning device, include: the connecting sleeve is in transmission connection with the rotation driving device, and a first through hole is formed in the center of the connecting sleeve; the end face of the first end of the rotary sleeve is provided with a first center hole, the end face of the second end of the rotary sleeve is provided with a second center hole, the first center hole and the second center hole are coaxially arranged and are mutually communicated, the diameter of the second center hole is larger than that of the first center hole so as to form a step surface at the junction of the first center hole and the second center hole, the rotary sleeve and the connecting sleeve are coaxially arranged, and the second end of the rotary sleeve is detachably connected with the first end of the connecting sleeve; the spinning ring group comprises a plurality of annular spinning rings with unequal inner diameters and equal outer diameters, any one spinning ring can be coaxially arranged in the second central hole, and a first end of the spinning ring abuts against the step surface and a second end of the spinning ring abuts against the connecting sleeve; the annular first gasket is coaxially arranged in the inner hole of the spinning ring, and the first end of the annular first gasket is abutted against the step surface; the center of the supporting sleeve is provided with a second through hole, the supporting sleeve comprises a conical part and a cylindrical part which is coaxial with the conical part and fixedly connected with the conical part, the cylindrical part is coaxially connected with the connecting sleeve, the cross section of the conical part is gradually increased in the direction from the rotary sleeve to the connecting sleeve, and the conical part extends into an inner hole of the rotary pressing ring; and the steel balls are arranged in the space enclosed by the inner side wall of the spinning ring, the end face of the second end of the first gasket and the conical surface of the conical part and respectively abut against the three, and the steel balls are distributed along the circumferential direction of the spinning ring.
Preferably, the bearing connecting device further comprises a bearing, a bearing mounting hole coaxial with the first through hole is formed in the end face of the first end of the connecting sleeve, the bearing is mounted in the bearing mounting hole, and the cylindrical portion is mounted in an inner ring of the bearing.
Preferably, the bearing is a thrust bearing.
Preferably, the cylindrical portion of the support sleeve is in clearance fit with the first through hole.
Preferably, the rotary sleeve further comprises a second gasket in a circular ring shape, the second gasket is coaxially installed in the second central hole of the rotary sleeve, one end of the second gasket abuts against the end face of the second end of the rotary ring, and the other end of the second gasket abuts against the end face of the first end of the connecting sleeve.
Preferably, still include the third gasket, it includes coaxial setting and first ring portion and the second ring portion of mutual fixed connection, the diameter of first ring portion is less than the diameter of second ring portion, first ring portion coaxial arrangement in the gyration cover the second centre bore, and its terminal surface with the spinning ring offsets, the terminal surface of second ring portion with the terminal surface of the first end of adapter sleeve offsets.
Preferably, the connecting sleeve is connected with the rotary sleeve through a fastener, a first threaded hole in threaded fit with the fastener is formed in the end face of the first end of the connecting sleeve, a third through hole through which the fastener penetrates is formed in the position, corresponding to the first threaded hole, of the rotary sleeve, and the fastener penetrates through the third through hole to be matched with the first threaded hole.
Preferably, the outer side wall of the second end of the rotary sleeve is provided with an external thread, the end face of the first end of the connecting sleeve is provided with a second threaded hole matched with the external thread, and the external thread is screwed into the second threaded hole.
Preferably, the material of the support sleeve is cemented carbide.
Preferably, the material of the first gasket is bearing steel.
The technical scheme provided by the utility model compare and have following technological effect at least in prior art: compared with the prior art, when the weight per meter of the internal thread copper pipe is adjusted, different gaskets are required to be replaced to adjust the distance between the two ring bodies, so that the size of the inscribed circle of the steel ball is indirectly adjusted, and the weight per meter of the internal thread copper pipe is controlled by changing the size of the inscribed circle of the steel ball. The utility model provides an internal thread copper pipe spinning device, through setting up spinning ring group, spinning ring group has the different spinning ring of multiple internal diameter, the spinning ring of the suitable internal diameter of direct selection to the size of the inscribed circle that makes a plurality of steel balls form can process out the qualified internal thread copper pipe of meter grammes per square metre. By the arrangement, a proper spinning ring can be selected according to the measurement result of the threaded core print, so that an operator is guided to adjust the grammage of the internal threaded copper pipe, the adjustment time of the grammage is effectively shortened, the requirement on the technical level of the operator is lowered, and the labor intensity of the operator is reduced; the spinning rings with different inner diameters are arranged in multiple gears, the difference of the inner diameters of the adjacent spinning rings at intervals can be very small, and the effect of accurately adjusting the grammage of the internal thread copper pipe can be achieved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an internal thread copper pipe spinning device in the prior art;
fig. 2 is a schematic structural view of the internal thread copper pipe spinning device in the embodiment of the present invention.
In fig. 1-2: the device comprises a connecting sleeve-1, a rotary sleeve-2, a spinning ring-3, a first gasket-4, a supporting sleeve-5, a steel ball-6, a second gasket-7, a third gasket-8, a first through hole-101, a first center hole-201, a second center hole-202, a conical part-501 and a cylindrical part-502.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
This concrete implementation provides the internal thread copper pipe spinning device of internal thread copper pipe grammes per square metre of being convenient for adjust when carrying out spinning to internal thread copper pipe.
Hereinafter, embodiments will be described in detail with reference to the accompanying drawings. The embodiments described below do not limit the scope of the invention described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the invention described in the claims.
As shown in fig. 2, the internal thread copper pipe spinning device comprises a connecting sleeve 1, a rotary sleeve 2, a spinning ring set, a first gasket 4, a supporting sleeve 5 and a plurality of steel balls 6. The connecting sleeve 1 can be in transmission connection with a rotation driving device, for example, an output shaft of a high-speed motor, so as to drive the whole internal thread copper pipe spinning device to rotate, and the center of the connecting sleeve 1 is provided with a first through hole 101 for the internal thread copper pipe to pass through. The end face of a first end of the rotary sleeve 2 is provided with a first center hole 201, the end face of a second end of the rotary sleeve is provided with a second center hole 202, the first center hole 201 and the second center hole 202 are coaxially arranged, the diameter of the second center hole 202 is larger than that of the first center hole 201, therefore, a step surface is formed at the junction of the first center hole 201 and the second center hole 202, the second end of the rotary sleeve 2 is detachably connected with the first end of the connecting sleeve 1, the first end of the rotary sleeve 2 refers to the left end in fig. 2, and the second end refers to the right end in fig. 2. The spinning ring group comprises annular spinning rings 3 with different inner diameters and equal outer diameters, any one spinning ring 3 can be coaxially arranged in a second center hole 202 of the rotary sleeve 2, one end of the spinning ring 3 arranged in the second center hole 202 is abutted against a step surface in the rotary sleeve 2, and the other end of the spinning ring is abutted against the end surface of the first end of the connecting sleeve 1. The first gasket 4 is annular, the first gasket 4 is coaxially installed in an inner hole of the rotary pressing ring 3, a first end of the first gasket 4 abuts against a step surface in the rotary sleeve 2, and the first end of the first gasket 4 refers to the left end in fig. 2. And a supporting sleeve 5, the center of which is provided with a second through hole for the internal thread copper pipe to pass through, as shown in fig. 2, the supporting sleeve 5 comprises a conical part 501 and a cylindrical part 502, the conical part 501 and the cylindrical part 502 are coaxially arranged and fixedly connected with each other, the cylindrical part 502 is coaxially arranged and connected with the connecting sleeve 1, the cross section of the conical part 501 gradually increases in the direction from the rotary sleeve 2 to the connecting sleeve 1, and the conical part 501 extends into the spinning ring 3. The steel balls 6 are arranged in a space defined by the inner side wall of the spinning ring 3, the end face of the second end of the first gasket 4 and the conical surface of the conical part 501 and abut against the space, and the steel balls 6 are distributed along the circumferential direction of the inner hole of the spinning ring 3, wherein the first gasket 4 is used for adjusting the gap between the steel balls 6 and the supporting sleeve 5 and preventing each steel ball 6 from sliding out of the first end of the spinning ring 3; the tapered portion 501 is used for supporting each steel ball 6 and making each steel ball 6 abut against the inner side wall of the spinning ring 3.
As shown in fig. 2, during spinning, the copper pipe enters from the left end of the internal thread copper pipe spinning device, and is pulled out from the right end of the internal thread copper pipe spinning device by a traction device (not shown in the figure), and meanwhile, the internal thread copper pipe spinning device can also rotate at a high speed under the driving of a high-speed motor. The spinning device can also be used by being matched with a thread core head, the thread core head is arranged in an internal thread copper pipe, a copper material is forced to be extruded into a tooth groove of the thread core head through spinning of a steel ball 6 outside the copper pipe, an internal thread copper pipe is formed through continuous traction, the thread core head belongs to a ready-made purchasable product and does not belong to the key point of the product, and the content is not repeated. The utility model provides an internal thread copper pipe spinning device, when the in-service use, can draw the copper pipe of the different meter grammes per square metre of the spinning ring 3 combination production of screw thread core head and different specifications into meter grammes per square metre control look table, when the meter grammes per square metre of adjustment internal thread copper pipe, through measuring screw thread core head external diameter to the corresponding spinning ring 3 of control meter grammes per square metre selection of control look table internal thread copper pipe, with the meter grammes per square metre of control internal thread copper pipe. By the arrangement, the proper spinning ring 3 is directly selected according to the measurement result, so that the problem that the grammage of the internal thread copper pipe can be adjusted only by replacing the gasket for many times in the prior art is solved, the grammage of the internal thread copper pipe is convenient to adjust, an operator can be guided to adjust the grammage of the internal thread copper pipe, the requirement on the operation level of the operator is lowered, the adjustment time of the grammage of the internal thread copper pipe is effectively shortened, and the labor intensity of the operator is reduced; in actual use, the spinning rings 3 with different inner diameters can be arranged in multiple steps, and the difference between the inner diameters of the adjacent spinning rings 3 at intervals can be very small, so that the effect of accurately adjusting the grammage of the internal thread copper pipe is achieved.
In some embodiments, as shown in fig. 2, the internal thread copper pipe spinning device further includes a bearing, a bearing mounting hole is provided on an end surface of the first end of the connection sleeve 1, the bearing is coaxially disposed with the first through hole 101, the bearing is mounted in the bearing mounting hole, and the cylindrical portion 502 is mounted in an inner ring of the bearing. The internal thread copper pipe spinning device drives the steel ball 6 to rotate when rotating, and generally, the faster the steel ball 6 rotates, the better the spinning effect of the internal thread copper pipe is. By providing the bearing, the support sleeve 5 can also rotate as the steel ball 6 rotates, so that the friction force of the tapered portion 501 against the steel ball 6 can be effectively reduced, and the rotation speed of the steel ball 6 can be increased. In some embodiments, as shown in FIG. 2, the bearing is a thrust bearing. The internal thread copper pipe needs to be constantly pulled through the traction device in the spinning process, the copper pipe can generate rightward axial acting force on the steel ball 6 in the pulling process, and the steel ball 6 acts on the supporting sleeve 5 again, so that the supporting sleeve 5 can bear larger axial force, and the thrust bearing can effectively bear the axial force borne by the supporting sleeve 5. Of course, in other embodiments, the support sleeve 5 may also be connected with the first through hole 101 of the connection sleeve 1 in a clearance fit manner.
As shown in fig. 2, in some embodiments, the internal thread copper pipe spinning device further includes an annular second gasket 7, the second gasket 7 is coaxially installed in the second central hole 202 of the rotary sleeve 2, one end of the second gasket 7 abuts against an end surface of the second end of the spinning ring 3, and the other end abuts against an end surface of the first end of the connection sleeve 1. When the width of the spinning ring 3 is larger than the depth of the second center hole 202 of the rotary sleeve 2, the spinning ring 3 can be pressed onto the end face of the first end of the connecting sleeve 1 through the step face of the rotary sleeve 2; when the width of the spinning ring 3 is smaller than the depth of the second center hole 202 of the rotating sleeve 2, as shown in fig. 2, the gap between the spinning ring 3 and the end face of the first end of the connecting sleeve 1 can be adjusted by the second spacer 7 to press the spinning ring 3 tightly.
As shown in fig. 2, in some embodiments, the internal thread copper pipe spinning apparatus further includes a third gasket 8, which includes a first circular ring portion and a second circular ring portion that are coaxially disposed and fixedly connected to each other, a diameter of the first circular ring portion is smaller than a diameter of the second circular ring portion, the first circular ring portion is coaxially installed in the second central hole 202 of the rotary sleeve 2, and an end surface of the first circular ring portion abuts against the spinning ring 3, and an end surface of the second circular ring portion abuts against an end surface of the first end of the connecting sleeve 1. Through setting up third gasket 8, be convenient for with the whole dismantlements of rotary sleeve 2 and the part of setting in rotary sleeve 2, like spinning ring 3 and steel ball 6, be convenient for more that rotary sleeve 2 and the whole of the part of setting in rotary sleeve 2 are installed and removed.
As shown in fig. 2, in some embodiments, the connection sleeve 1 is connected to the rotary sleeve 2 by a fastening member, a first threaded hole that is in threaded engagement with the fastening member is provided on an end surface of a first end of the connection sleeve 1, a third through hole through which the fastening member passes is provided at a position of the rotary sleeve 2 corresponding to the first threaded hole, and the fastening member passes through the third through hole and is in engagement with the first threaded hole. The fasteners may be bolts or screws. So set up, the firm in connection of adapter sleeve 1 and gyration cover 2 is reliable. Of course, in other embodiments, the connection sleeve 1 may be connected to the rotary sleeve 2 in other manners, for example, an outer side wall of the second end of the rotary sleeve 2 is provided with an external thread, an end surface of the first end of the connection sleeve 1 is provided with a second threaded hole matched with the external thread, and the external thread is screwed into the second threaded hole, so that the rotary sleeve 2 and the connection sleeve 1 are screwed. So set up, the direct mutual threaded connection of adapter sleeve 1 and gyration cover 2 does not need the fastener to connect, then adapter sleeve 1 and gyration cover 2 need not increase the wall thickness in order to supply the fastener to pass, can alleviate the volume and the weight of adapter sleeve 1 and gyration cover 2.
In some embodiments, the material of the support sleeve 5 is cemented carbide. As can be seen from the above analysis, the steel ball 6 has a large force on the tapered portion 501 of the support sleeve 5, and the support sleeve 5 is made of cemented carbide, so that the tapered portion 501 of the support sleeve 5 can be prevented from being pressed out and scratched, and the service life of the support sleeve 5 can be effectively prolonged.
In some embodiments, the material of the first shim 4 is bearing steel. So set up, first gasket 4 hardness and abrasion resistance are all higher, can effectively prolong first gasket 4's life. Specifically, the grade of the bearing steel may be Cr 15.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides an internal thread copper pipe spinning equipment which characterized in that includes:
the connecting sleeve (1) is in transmission connection with the rotation driving device, and a first through hole (101) is formed in the center of the connecting sleeve (1);
the end face of the first end of the rotary sleeve (2) is provided with a first center hole (201), the end face of the second end is provided with a second center hole (202), the first center hole (201) and the second center hole (202) are coaxially arranged and are mutually communicated, the diameter of the second center hole (202) is larger than that of the first center hole (201) so as to form a step surface at the junction of the first center hole and the second center hole, the rotary sleeve (2) and the connecting sleeve (1) are coaxially arranged, and the second end of the rotary sleeve (2) is detachably connected with the first end of the connecting sleeve (1);
the spinning ring set comprises a plurality of annular spinning rings (3) with unequal inner diameters and equal outer diameters, any one of the spinning rings (3) can be coaxially arranged in the second central hole (202), and a first end of the spinning ring set abuts against the step surface and a second end of the spinning ring set abuts against the connecting sleeve (1);
the annular first gasket (4) is coaxially arranged in the inner hole of the spinning ring (3), and the first end of the annular first gasket is abutted against the step surface;
the center of the supporting sleeve (5) is provided with a second through hole, the supporting sleeve (5) comprises a conical part (501) and a cylindrical part (502) which is coaxial with the conical part (501) and fixedly connected with the conical part, the cylindrical part (502) is coaxially connected with the connecting sleeve (1), the cross section of the conical part (501) is gradually increased in the direction from the rotary sleeve (2) to the connecting sleeve (1), and the conical part (501) extends into an inner hole of the rotary pressing ring (3);
and the steel balls (6) are arranged in a space enclosed by the inner side wall of the spinning ring (3), the end face of the second end of the first gasket (4) and the conical surface of the conical part (501) and offset with the three respectively, and the steel balls (6) are distributed along the circumferential direction of the spinning ring (3).
2. The spinning device for the internally threaded copper pipe according to claim 1, further comprising a bearing, wherein a bearing mounting hole coaxial with the first through hole (101) is formed in an end face of the first end of the connecting sleeve (1), the bearing is mounted in the bearing mounting hole, and the cylindrical portion (502) is mounted in an inner ring of the bearing.
3. The apparatus according to claim 2, wherein said bearing is a thrust bearing.
4. An internally threaded copper tube spinning device according to claim 1, characterised in that the cylindrical portion (502) of the support sleeve (5) is a clearance fit with the first through hole (101).
5. The spinning device for the internal thread copper pipe according to claim 1, further comprising a circular second gasket (7), wherein the second gasket (7) is coaxially installed in the second center hole (202) of the rotary sleeve (2), one end of the second gasket (7) abuts against the end face of the second end of the spinning ring (3), and the other end of the second gasket abuts against the end face of the first end of the connecting sleeve (1).
6. The spinning device for the internally threaded copper pipe according to claim 1, further comprising a third gasket (8) which comprises a first circular ring portion and a second circular ring portion which are coaxially arranged and fixedly connected with each other, wherein the diameter of the first circular ring portion is smaller than that of the second circular ring portion, the first circular ring portion is coaxially arranged in the second center hole (202) of the rotary sleeve (2), the end face of the first circular ring portion abuts against the spinning ring (3), and the end face of the second circular ring portion abuts against the end face of the first end of the connecting sleeve (1).
7. The spinning device for the internally threaded copper pipe according to claim 1, wherein the connecting sleeve (1) is connected with the rotating sleeve (2) through a fastening piece, a first threaded hole in threaded fit with the fastening piece is formed in the end face of the first end of the connecting sleeve (1), a third through hole through which the fastening piece passes is formed in the position, corresponding to the first threaded hole, of the rotating sleeve (2), and the fastening piece passes through the third through hole and is matched with the first threaded hole.
8. The spinning device for the internally threaded copper pipe according to claim 1, wherein an external thread is arranged on the outer side wall of the second end of the rotary sleeve (2), a second threaded hole matched with the external thread is arranged on the end face of the first end of the connecting sleeve (1), and the external thread is screwed into the second threaded hole.
9. An internally threaded copper tube spinning device according to claim 1, characterised in that the material of said support sleeve (5) is cemented carbide.
10. An internally threaded copper tube spinning device according to claim 1, characterised in that the material of said first washer (4) is bearing steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921239025.1U CN210333914U (en) | 2019-07-31 | 2019-07-31 | Internal thread copper pipe spinning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921239025.1U CN210333914U (en) | 2019-07-31 | 2019-07-31 | Internal thread copper pipe spinning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210333914U true CN210333914U (en) | 2020-04-17 |
Family
ID=70217604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921239025.1U Withdrawn - After Issue CN210333914U (en) | 2019-07-31 | 2019-07-31 | Internal thread copper pipe spinning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210333914U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110280647A (en) * | 2019-07-31 | 2019-09-27 | 曹县爱伦金属加工有限公司 | A kind of inner screw thread copper pipe spinning apparatus |
-
2019
- 2019-07-31 CN CN201921239025.1U patent/CN210333914U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110280647A (en) * | 2019-07-31 | 2019-09-27 | 曹县爱伦金属加工有限公司 | A kind of inner screw thread copper pipe spinning apparatus |
| CN110280647B (en) * | 2019-07-31 | 2024-04-26 | 曹县爱伦金属加工有限公司 | Spinning device for internal thread copper pipe |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200417 Effective date of abandoning: 20240426 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20200417 Effective date of abandoning: 20240426 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |