CN210586780U - A quick assembly disassembly is changed pole more for expander roll - Google Patents
A quick assembly disassembly is changed pole more for expander roll Download PDFInfo
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- CN210586780U CN210586780U CN201921149172.XU CN201921149172U CN210586780U CN 210586780 U CN210586780 U CN 210586780U CN 201921149172 U CN201921149172 U CN 201921149172U CN 210586780 U CN210586780 U CN 210586780U
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Abstract
The utility model discloses a quick assembly and disassembly replacement rod for an expansion rod, which comprises an expansion head component, a connecting rod and a locking rod which are connected in sequence, when the size of a product to be flared is changed, or one of the components of the expansion head component, the rod body of the connecting rod and the rod body of the locking rod is worn, the worn component can be replaced at once, the rest components can be recycled, materials are saved, the whole replacement rod can be replaced, the influence on the production efficiency is greatly reduced, the use is convenient, and the assembly and disassembly efficiency is high; and to the body that needs the flaring of some length differences, can design the different length of connecting rod and locking lever, change the change pole of different length at once and use to the body flaring demand that is fit for multiple length, and need not use specific equipment or change the expander roll and process, it is wider to change pole suitability.
Description
Technical Field
The utility model relates to a expand tube equipment technical field particularly, relates to a quick loading and unloading changes pole for expander roll.
Background
In the body production process, often need carry out the expand tube processing to the body, use the expand tube equipment during the expand tube to draw together oral expander roll bar and stretch into the body and carry out the expand tube, long-time back of using, wearing and tearing need be changed appear in the flaring head or other positions of expander roll bar, but present expander roll bar becomes an organic whole with the flaring head design, need to change whole expander roll bar, especially exceed the expand tube of a meter to length, the material cost is extravagant very to whole root change, when carrying out the expand tube to the product that the flaring size is different, need all change the expander roll bar on the expand tube equipment, change inefficiency, consuming time power, and the length of expander roll bar is fixed, can not be fit for the body demand of multiple length.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a convenient to use, efficient be used for expander roll fast loading and unloading's change pole.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
a quick-mounting-dismounting replacing rod for an expansion rod comprises an expansion head assembly, a connecting rod and a locking rod which are sequentially connected, wherein a rod body of the connecting rod is sequentially divided into a first shaft section I, a second shaft section II and a third shaft section III; the locking rod is provided with a channel along a central axis, the cross section of the channel is matched with the cross section of a rod body at the upper lug of the shaft section III, the rod body of the locking rod is provided with a first through hole penetrating through the channel, and the tail end of the locking rod is provided with a thread section; a clamping structure is arranged between the end parts of the sliding sleeve opposite to the lock rod, and a fixing structure is arranged between the sliding sleeve and the second shaft section II; the third shaft section III is inserted into the channel, the connecting rod is rotated when the raised head moves to the position of the first through hole, the raised head is clamped in the first through hole to limit the stroke of the connecting rod, the sliding sleeve is connected with the locking rod through a clamping structure, and the sliding sleeve is fixed on the second shaft section II through a fixing structure.
As an improvement of the above technical solution, the expansion head assembly includes a guide and an expansion head, the guide includes a guide head and a connecting rod, the expansion head is sleeved on the connecting rod, and the ends of the connecting rod and the connecting rod are connected by a thread to fix the expansion head assembly at the head end of the connecting rod.
As a further improvement of the technical scheme, the shaft diameter of the first shaft section I is larger than that of the second shaft section II, the second shaft section II is sleeved with a spring, one end of the spring is abutted to the first shaft section I, and the other end of the spring is abutted to the sliding sleeve.
Further, the tip of sliding sleeve is equipped with outstanding piece, the tip of locking lever is equipped with the breach, outstanding piece and breach mutually support in order to form the joint structure.
Furthermore, the fixed structure comprises a pin shaft hole formed in the shaft section II and a second through hole formed in the sliding sleeve, and the second through hole corresponds to the pin shaft hole and is inserted into the second through hole and the pin shaft hole through a pin shaft.
Furthermore, the cross section of the channel and the cross section of the rod body at the raised head on the third shaft section III are both in a kidney-shaped hole shape.
Furthermore, the guide head is in a circular truncated cone shape, and the end of the guide head is in an arc shape.
Further, the flaring head is sleeved and installed on the connecting rod through threads.
Furthermore, the pin shaft is inserted into the second through hole and the pin shaft hole and then fixed through welding.
Further, the maximum diameter of the outer wall of the flaring head is the maximum diameter of the replacement rod in the axial direction as a whole.
The utility model has the advantages that: a quick-mounting-dismounting replacing rod for an expansion rod comprises an expansion head assembly, a connecting rod and a locking rod which are sequentially connected, when a product to be flared changes in size, or one of the expansion head assembly, the rod body of the connecting rod and the rod body of the locking rod is worn, the worn assembly can be immediately replaced, the rest assemblies can be recycled, materials are saved, the whole replacing rod can be replaced, the influence on the production efficiency is greatly reduced, the use is convenient, and the mounting and dismounting efficiency is high; and to the body that needs the flaring of some length differences, can design the different length of connecting rod and locking lever, change the change pole of different length at once and use to the body flaring demand that is fit for multiple length, and need not use specific equipment or change the expander roll and process, it is wider to change pole suitability.
Drawings
The following is further described with reference to the accompanying drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural view of the expansion head assembly of the present invention;
FIG. 3 is a front view of the sliding sleeve of the present invention;
fig. 4 is a left side view of the sliding sleeve of the present invention;
FIG. 5 is a front view of the connecting rod of the present invention;
fig. 6 is a left side view of the connecting rod of the present invention;
fig. 7 is a front view of the locking lever of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
Referring to fig. 1 to 7, the quick-mounting, dismounting and replacing rod for the expansion rod comprises an expansion head assembly 1, a connecting rod 2 and a lock rod 3 which are connected in sequence, wherein a rod body of the connecting rod 2 is sequentially divided into a first shaft section I, a second shaft section II and a third shaft section III, the expansion head assembly 1 is installed at the end part of the first shaft section I through threaded connection, a sliding sleeve 4 is sleeved on the second shaft section II, and a raised head 21 is arranged on the rod body of the third shaft section III; the locking rod 3 is provided with a channel 31 along the central axis, the cross section of the channel 31 is matched with the cross section of the rod body at the raised head 21 on the shaft section III, the rod body of the locking rod 3 is provided with a first through hole 32 penetrating through the channel 31, and the tail end of the locking rod 3 is provided with a thread section 33; a clamping structure 5 is arranged between the end parts of the sliding sleeve 4 opposite to the lock rod 3, and a fixing structure 6 is arranged between the sliding sleeve 4 and the second shaft section II; the third shaft section III is inserted into the channel 31, the connecting rod 2 is rotated when the raised head 21 moves to the position of the first through hole 32, the raised head 21 is clamped in the first through hole 32 to limit the stroke of the connecting rod 2, the sliding sleeve 4 is connected with the locking rod 3 through the clamping structure 5, and the sliding sleeve 4 is fixed on the second shaft section II through the fixing structure 6; during assembly, the shaft section III of the connecting shaft is inserted into the channel 31, the raised head 21 moves in the channel 31, when the raised head 21 moves to the position of the first through hole 32, the connecting rod 2 is rotated, the raised head 21 is clamped to the position of the first through hole 32, so that the movement of the connecting shaft is limited, then the sliding sleeve 4 is moved and rotated, the sliding sleeve 4 and the locking rod 3 are fixed through the clamping structure 5, the sliding sleeve 4 is limited to rotate on the shaft section II by the clamping structure 5, the sliding sleeve 4 is fixedly connected with the shaft section II through the fixing structure 6, namely, the connecting rod 2 and the locking rod 3 are fixed together by the sliding sleeve 4, and the movement or rotation of the connecting rod 13 is limited;
when the quick-mounting type expansion joint is used, the expansion head assembly 1 is mounted at the head end of the connecting rod 2, the whole replacing rod is mounted at the end part of the expansion rod 7 by utilizing the threaded section 33 at the tail end of the locking rod 3, the quick-mounting and dismounting effect is achieved, the expansion head assembly 1 is in threaded connection with the connecting rod 2, when the size of a product to be flared is changed, or one of the expansion head assembly 1, the rod body of the connecting rod 2 and the rod body of the locking rod 3 is worn, the worn assembly can be replaced immediately, the rest assemblies can be recycled, materials are saved, the whole replacing rod can be replaced, the influence on the production efficiency is greatly reduced, the use is convenient, and the; and to the different body that needs the flaring of some length, can design the different length of connecting rod 2 and locking lever 3, change the change pole of different length at once and use to the body flaring demand that is fit for multiple length, and need not use specific equipment or change expander roll 7 and process, it is wider to change pole suitability.
Preferably, the expansion head assembly 1 comprises a guide part and an expanding head 11, the guide part comprises a guide head 12 and a connecting rod 13, the expanding head 11 is sleeved on the connecting rod 13, the connecting rod 13 and the end part of the connecting rod 2 are connected through threads to fix the expansion head assembly 1 at the head end of the connecting rod 2, the outer contour surfaces of the guide head 12 and the expanding head 11 are arc-shaped surfaces, the maximum diameter of the outer contour of the guide head 12 is larger than that of the outer contour of the expanding head 11, the guide head 12 has a guiding function during expanding, and when the expanding head 11 is worn, the expanding head 11 can be directly replaced to recycle the guide head 12, so that materials are saved.
Preferably, the diameter of axle of a shaft section I is greater than the diameter of axle of a shaft section II, has cup jointed spring 7 on the shaft section II, spring 7 one end and a shaft section I looks butt, the other end and sliding sleeve 4 looks butt, during the assembly, pull compression spring 7 toward a shaft section I direction with sliding sleeve 4, after three III installations of shaft section put in place, let go up sliding sleeve 4, spring 7 utilizes elasticity to promote sliding sleeve 4 toward 3 directions of locking lever, rotate sliding sleeve 4, connect the joint structure 5 between sliding sleeve 4 and the locking lever 3, spring 7 has the support effect to sliding sleeve 4 this moment and is used for making joint structure 5 keep stable.
Preferably, the end of the sliding sleeve 4 is provided with a protruding block 51, the end of the lock rod 3 is provided with a notch 52, the protruding block 51 and the notch 52 are mutually matched to form the clamping structure 5, that is, the protruding block 51 is clamped into the notch 52, so that the sliding sleeve 4 is limited to rotate on the second shaft segment II.
Specifically, the fixing structure 6 comprises a pin shaft hole 61 formed in the second shaft section II and a second through hole 62 formed in the sliding sleeve 4, the second through hole 62 and the pin shaft hole 61 are correspondingly inserted into the second through hole 62 and the pin shaft hole 61 through a pin shaft, and the sliding sleeve 4 is fixed on the second shaft section II through the pin shaft after the third shaft section III is installed in place and the clamping structure 5 is assembled; further, the second through hole 62 and the pin shaft hole 61 may be fixed by welding.
Preferably, the cross-sectional shape of the channel 31 and the cross-sectional shape of the rod body at the nose 21 on the third shaft section III are both in a kidney-shaped hole shape.
Specifically, the guide head 12 is in a circular truncated cone shape, and the end of the guide head 12 is in a circular arc shape, so that the smoothness when entering the guide head 12 and entering the flaring of the pipe body is ensured.
Preferably, the flaring head 11 is mounted on the connecting rod 13 through a threaded sleeve, so that the flaring head 11 cannot rotate when the pipe body is flared.
Preferably, the pin shaft is inserted into the second through hole 62 and the pin shaft hole 61 and then fixed by welding, so that the stability of the pin shaft in fixing is ensured.
The maximum diameter on the outer wall of the flaring head 11 is the maximum diameter of the whole replacement rod along the axial direction, so that interference of other components on the pipe body is avoided during flaring.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1. The utility model provides a pole is changed in fast loading and unloading for expander roll which characterized in that: comprises an expansion head component (1), a connecting rod (2) and a lock rod (3) which are connected in sequence,
the rod body of the connecting rod (2) is sequentially divided into a first shaft section (I), a second shaft section (II) and a third shaft section (III), the expansion head assembly (1) is installed at the end part of the first shaft section (I) through threaded connection, the second shaft section (II) is sleeved with a sliding sleeve (4), and the rod body of the third shaft section (III) is provided with a raised head (21);
the locking rod (3) is provided with a channel (31) along the central axis, the cross section of the channel (31) is matched with the cross section of the rod body at the raised head (21) on the third shaft section (III), the rod body of the locking rod (3) is provided with a first through hole (32) penetrating through the channel (31), and the tail end of the locking rod (3) is provided with a thread section (33);
a clamping structure (5) is arranged between the end parts of the sliding sleeve (4) opposite to the lock rod (3), and a fixing structure (6) is arranged between the sliding sleeve (4) and the second shaft section (II);
wherein, in passageway (31) is pegged graft into in the third (III) of shaft section, rotate connecting rod (2) when plush copper (21) remove first through-hole (32) position, plush copper (21) joint is in order to limit the stroke of connecting rod (2) in first through-hole (32), and sliding sleeve (4) are connected through joint structure (5) with locking lever (3), and sliding sleeve (4) are fixed on second (II) of shaft section through fixed knot structure (6).
2. A quick-change rod for an expansion rod according to claim 1, characterized in that: the expansion head assembly (1) comprises a guide piece and an expansion head (11), the guide piece comprises a guide head (12) and a connecting rod (13), the expansion head (11) is sleeved on the connecting rod (13), and the ends of the connecting rod (13) and the connecting rod (2) are connected through threads to fix the expansion head assembly (1) at the head end of the connecting rod (2).
3. A quick-change rod for an expansion rod according to claim 1, characterized in that: the shaft diameter of the first shaft section (I) is larger than that of the second shaft section (II), the second shaft section (II) is sleeved with a spring (7), one end of the spring (7) is abutted against the first shaft section (I), and the other end of the spring is abutted against the sliding sleeve (4).
4. A quick-change rod for expansion rods according to claim 1 or 3, characterized in that: the tip of sliding sleeve (4) is equipped with outstanding piece (51), the tip of locking lever (3) is equipped with breach (52), outstanding piece (51) and breach (52) mutually support in order to form joint structure (5).
5. A quick-change rod for an expansion rod according to claim 1, characterized in that: the fixing structure (6) comprises a pin shaft hole (61) formed in the shaft section II and a second through hole (62) formed in the sliding sleeve (4), and the second through hole (62) corresponds to the pin shaft hole (61) in position and is inserted into the second through hole (62) and the pin shaft hole (61) through a pin shaft.
6. A quick-change rod for an expansion rod according to claim 1, characterized in that: the cross section of the channel (31) and the cross section of the rod body at the raised head (21) on the third shaft section (III) are both in a kidney-shaped hole shape.
7. A quick-change rod for an expansion rod according to claim 2, characterized in that: the guide head (12) is in a circular truncated cone shape, and the end of the guide head (12) is in an arc shape.
8. A quick-change rod for an expansion rod according to claim 2, characterized in that: the flaring head (11) is sleeved and mounted on the connecting rod (13) through threads.
9. A quick-change rod for an expansion rod according to claim 5, wherein: the pin shaft is inserted into the second through hole (62) and the pin shaft hole (61) and then fixed through welding.
10. A quick-change rod for an expansion rod according to claim 2, characterized in that: the maximum diameter of the outer wall of the flaring head (11) is the maximum diameter of the replacement rod in the axial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921149172.XU CN210586780U (en) | 2019-07-19 | 2019-07-19 | A quick assembly disassembly is changed pole more for expander roll |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921149172.XU CN210586780U (en) | 2019-07-19 | 2019-07-19 | A quick assembly disassembly is changed pole more for expander roll |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210586780U true CN210586780U (en) | 2020-05-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921149172.XU Active CN210586780U (en) | 2019-07-19 | 2019-07-19 | A quick assembly disassembly is changed pole more for expander roll |
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| CN (1) | CN210586780U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110394403A (en) * | 2019-07-19 | 2019-11-01 | 佛山以卓智能装备制造有限公司 | A kind of quick despatch replacement bar for expanding rod |
| CN113617873A (en) * | 2021-08-16 | 2021-11-09 | 烟台安递飞戈材料疲劳技术有限公司 | Bushing and extrusion tool with same |
-
2019
- 2019-07-19 CN CN201921149172.XU patent/CN210586780U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110394403A (en) * | 2019-07-19 | 2019-11-01 | 佛山以卓智能装备制造有限公司 | A kind of quick despatch replacement bar for expanding rod |
| CN113617873A (en) * | 2021-08-16 | 2021-11-09 | 烟台安递飞戈材料疲劳技术有限公司 | Bushing and extrusion tool with same |
| CN113617873B (en) * | 2021-08-16 | 2023-08-08 | 烟台安递飞戈材料疲劳技术有限公司 | Bushing and extrusion tool with same |
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