CN110549403B - Internal expansion sleeve structure for adhesive tape pipe cutting machine - Google Patents
Internal expansion sleeve structure for adhesive tape pipe cutting machine Download PDFInfo
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- CN110549403B CN110549403B CN201910788769.7A CN201910788769A CN110549403B CN 110549403 B CN110549403 B CN 110549403B CN 201910788769 A CN201910788769 A CN 201910788769A CN 110549403 B CN110549403 B CN 110549403B
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- guide shaft
- guide
- movable
- shaft
- expansion sleeve
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/01—Means for holding or positioning work
- B26D7/02—Means for holding or positioning work with clamping means
Abstract
The invention discloses an internal expansion sleeve structure for a rubber belt pipe cutting machine, which comprises a driving cylinder, a guide mechanism, a pipe pushing mechanism and a cutting and fixing mechanism, wherein the driving cylinder is fixed on a support frame through bolts, the guide mechanisms are arranged on the support frames on the upper side and the lower side of the driving cylinder, a telescopic rod at the front end of the driving cylinder is connected with a guide shaft fixing plate, the guide mechanism comprises a guide shaft and a guide shaft sleeve, and the guide shaft is slidably arranged in the guide shaft sleeve; the pipe jacking mechanism comprises a jacking shaft and a jacking shaft bearing seat, the cutting fixing mechanism comprises a cutting main shaft and an expansion sleeve seat arranged at the front end of the cutting main shaft, and a movable steel ball is arranged on the expansion sleeve seat below the movable expansion block. The internal expansion sleeve structure for the rubber belt pipe cutting machine adopts the structure that the expansion sleeve seat is arranged on the cutting main shaft to form the rotatable internal expansion sleeve structure, the balls which can expand and contract inside and outside are arranged in the expansion sleeve seat, the outer side of the workpiece is in contact with the balls, the friction force of the side surface which moves relatively is small, and the machining precision of the pipeline workpiece is further improved.
Description
Technical Field
The invention relates to the technical field of machining, in particular to an inner expansion sleeve structure for an adhesive tape pipe cutting machine.
Background
At present, the existing adhesive tape cutting process is performed by using an adhesive tape tube cutting machine, and the working principle of the existing adhesive tape tube cutting machine is that an adhesive tape is sleeved on a cutting main shaft, and then the adhesive tape is cut into a plurality of adhesive tape rolls at equal intervals by a rotary cutter arranged on the cutting main shaft. However, when the central adhesive tape is sleeved on the cutting spindle and the rotary cutter is used in the prior art, the adhesive tape and the cutting spindle slide relatively, so that the cutting precision of the rotary cutter on the adhesive tape is reduced.
Disclosure of Invention
The invention solves the technical problem that the inner expanding sleeve structure for the adhesive tape pipe cutting machine is provided, and the inner expanding sleeve structure overcomes the defects that the adhesive tape can generate relative movement relative to a main shaft and wear on the side surface because the elastic expanding sleeve on the existing expanding sleeve clamp does not adopt corresponding measures, so that the cutting precision of the adhesive tape is reduced. The internal expanding sleeve structure for the adhesive tape pipe cutting machine comprises a driving cylinder, a guide mechanism, a pipe jacking mechanism and a cutting and fixing mechanism, and has the advantage of preventing the adhesive tape from falling off in the cutting process.
In order to achieve the purpose, the invention provides the following technical scheme: an internal expansion sleeve structure for a rubber belt pipe cutting machine comprises a driving air cylinder, guide mechanisms, a pipe jacking mechanism and a cutting fixing mechanism, wherein the driving air cylinder is fixed on a support frame through bolts, the guide mechanisms are mounted on the support frames on the upper side and the lower side of the driving air cylinder, a telescopic rod at the front end of the driving air cylinder is connected with a guide shaft fixing plate, two groups of guide mechanisms arranged on two sides of the driving air cylinder are connected with the guide shaft fixing plate, the pipe jacking mechanism is fixed on the guide shaft fixing plate at the front end of the guide mechanism, and the cutting fixing mechanisms are arranged at intervals at the front end of the pipe jacking mechanism;
the guide mechanism comprises a guide shaft and a guide shaft sleeve, the guide shaft sleeve is arranged on the support frame through a bolt, the guide shaft is slidably arranged in the guide shaft sleeve, and the front end of the guide shaft is fixed on the rear side of the guide shaft fixing plate through a bolt; the jacking mechanism comprises a jacking shaft and a jacking shaft bearing seat, the jacking shaft bearing seat is fixed on the front side of the guide shaft fixing plate through a bolt, and a shaft rod at the rear end of the jacking shaft is arranged in the jacking shaft bearing seat through a bearing; the cutting fixing mechanism comprises a cutting main shaft and an expansion sleeve seat arranged at the front end of the cutting main shaft, a movable expansion block is arranged inside an annular groove formed in the outer side of the expansion sleeve seat, a compression spring is arranged on the outer side of the movable expansion block, and a movable steel ball is arranged on the expansion sleeve seat below the movable expansion block.
Preferably, the stroke length of the driving cylinder for pushing the guide shaft fixing plate is the same as the spacing distance between the pipe jacking mechanism and the cutting fixing mechanism, and the stroke length of the guide shaft in the guide mechanism in the guide shaft sleeve is greater than the stroke length of the driving cylinder for pushing the guide shaft fixing plate.
Preferably, the top shaft bearing seat fixed on the front side of the guide shaft fixing plate corresponds to the guide shaft fixed on the rear side of the guide shaft fixing plate, the top pipe mechanism is formed by two sections of circular structures with different diameters, and the diameter of the front end of the top pipe mechanism is not larger than the diameter of an inner groove of the expansion sleeve seat.
Preferably, four groups of through holes for mounting the movable steel balls are formed in the expansion sleeve seat, the side surface of the lower part inside the through hole for mounting the movable steel balls is provided with a limiting convex block, and the diameter of the annular limiting convex block arranged on the side surface of the through hole is smaller than that of the movable steel balls.
Preferably, a circular groove for placing the movable steel balls is formed in the position, corresponding to the movable steel balls, below the movable expansion block, four groups of movable expansion blocks corresponding to the four groups of movable steel balls are installed in the annular groove in the outer side of the expansion sleeve seat, and compression springs are wound around the outer sides of the four groups of movable expansion blocks.
Preferably, the movable steel balls can slide in the expansion sleeve seat in a lifting manner, the movable expansion blocks are of arc structures, and the thickness of the movable expansion blocks is the same as that of the annular groove in the outer side of the expansion sleeve seat.
Compared with the prior art, the invention has the beneficial effects that:
1. an expansion sleeve seat is arranged on a cutting main shaft to form a rotatable inner expansion sleeve structure, balls which can stretch out and draw back inside and outside are arranged in the expansion sleeve seat, the outer side of an adhesive tape is in contact with the balls, the friction force of the side face which moves relatively is small, and the cutting precision of the adhesive tape is further improved;
2. the side of the cylinder is provided with two groups of sliding guide rollers, so that the movement stability of the ejector rod is improved, and the accuracy of fixing a workpiece is improved.
Drawings
FIG. 1 is a front expanded view of the structure of the present invention;
FIG. 2 is a schematic view of a structural cutting fixture according to the present invention;
FIG. 3 is an installation diagram of the guiding mechanism and the pipe jacking mechanism of the present invention;
FIG. 4 is a schematic sectional view of the movable expansion block and the movable steel ball of the present invention.
FIG. 5 is a schematic view of the structure of the expansion sleeve seat, the movable expansion block and the movable steel ball.
Reference numbers in the figures: 1. a support frame; 2. a driving cylinder; 3. a guide mechanism; 4. a pipe jacking mechanism; 5. a cutting fixing mechanism; 6. a guide shaft fixing plate; 7. cutting the main shaft; 8. a sleeve expanding seat; 9. a movable expansion block; 10. a compression spring; 11. a movable steel ball; 12. a guide shaft; 13. a guide shaft sleeve; 14. a top shaft bearing seat; 15. and (4) a top shaft.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: an internal expanding sleeve structure for a rubber belt pipe cutting machine comprises a driving cylinder 2, guide mechanisms 3, a pipe jacking mechanism 4 and a cutting fixing mechanism 5, wherein the driving cylinder 2 is fixed on a support frame 1 through bolts, the guide mechanisms 3 are installed on the support frame 1 on the upper side and the lower side of the driving cylinder 2, a telescopic rod at the front end of the driving cylinder 2 is connected with a guide shaft fixing plate 6, two groups of guide mechanisms 3 arranged on the two sides of the driving cylinder 2 are connected with the guide shaft fixing plate 6, the stroke length of the driving cylinder 2 for pushing the guide shaft fixing plate 6 is the same as the interval distance between the pipe jacking mechanism 4 and the cutting fixing mechanism 5, the stroke length of a guide shaft 12 in the guide mechanism 3 in a guide shaft sleeve 13 is larger than the stroke length of the driving cylinder 2 for pushing the guide shaft fixing plate 6, the pipe jacking mechanism 4 is fixed on the guide shaft fixing plate 6 at the front end of the guide mechanism 3, and the cutting fixing mechanism 5, the guide mechanism 3 comprises a guide shaft 12 and a guide shaft sleeve 13, the guide shaft sleeve 13 is installed on the support frame 1 through a bolt, the guide shaft 12 is installed inside the guide shaft sleeve 13 in a sliding mode, and the front end of the guide shaft 12 is fixed on the rear side of the guide shaft fixing plate 6 through a bolt; a top shaft bearing seat 14 fixed on the front side of the guide shaft fixing plate 6 corresponds to a guide shaft 12 fixed on the rear side of the guide shaft fixing plate 6, the pipe jacking mechanism 4 is formed by two sections of circular structures with different diameters, the diameter of the front end of the pipe jacking mechanism 4 is not larger than the diameter of an inner groove of the expansion sleeve seat 8, the pipe jacking mechanism 4 comprises a top shaft 15 and the top shaft bearing seat 14, the top shaft bearing seat 14 is fixed on the front side of the guide shaft fixing plate 6 through bolts, and a shaft rod at the rear end of the top shaft 15 is installed inside the top shaft bearing seat 14 through a bearing; the cutting fixing mechanism 5 comprises a cutting main shaft 7 and an expansion sleeve seat 8 arranged at the front end of the cutting main shaft 7, a movable expansion block 9 is arranged in an annular groove arranged at the outer side of the expansion sleeve seat 8, a compression spring 10 is arranged at the outer side of the movable expansion block 9, a movable steel ball 11 is arranged on the expansion sleeve seat 8 below the movable expansion block 9, four groups of through holes for mounting the movable steel ball 11 are arranged on the expansion sleeve seat 8, a limit lug is arranged at the lower side inside the through hole for mounting the movable steel ball 11, the diameter of the annular limit lug arranged at the side of the through hole is smaller than that of the movable steel ball 11, the movable steel ball 11 is prevented from falling into the inner groove of the expansion sleeve seat 8 to play a limiting role, a circular groove for placing the movable steel ball 11 is arranged at the position corresponding to the movable steel ball 11 below the movable expansion block 9, and four groups of movable expansion blocks 9 corresponding to the four groups, and the compression springs 10 are encircled outside the four groups of movable expansion blocks 9, the movable steel balls 11 can slide in the expansion sleeve seat 8 in a lifting manner, the movable expansion blocks 9 are of arc structures, the thickness of the movable expansion blocks 9 is the same as that of the annular groove in the outer side of the expansion sleeve seat 8, and the lifting stability of the movable expansion blocks 9 in the expansion sleeve seat 8 can be effectively ensured.
When the internal expanding sleeve structure for the adhesive tape pipe cutting machine is used, an adhesive tape is installed on the expanding sleeve seat 8, a movable steel ball 11 on the side surface is jacked up, a movable expanding block 9 at the rear end extends out of the expanding sleeve seat 8, a compression spring 10 arranged on the movable expanding block 9 plays a role in expanding, so that the ball is in contact with the side surface of the adhesive tape, then the driving cylinder 2 is driven to push the front end of the guide shaft fixing plate 6 to move, the pipe jacking mechanism 4 installed on the guide shaft fixing plate 6 jacks the adhesive tape, the guide mechanism 3 arranged on the side surface of the driving cylinder 2 plays a good stabilizing role, after the fixing is finished, a processing machine drives the cutting main shaft 7 to rotate, and then the adhesive tape is driven to rotate, so that the adhesive tape is cut into adhesive tape coils, and the whole process of the internal expanding sleeve structure for the adhesive tape pipe cutting machine.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an internal expanding cover structure that adhesive tape pipe cutter was used, is including driving actuating cylinder (2), guiding mechanism (3), push pipe mechanism (4) and cutting fixed establishment (5), its characterized in that: the driving air cylinder (2) is fixed on the support frame (1) through bolts, two groups of guide mechanisms (3) are mounted on the support frame (1), the two groups of guide mechanisms (3) are respectively arranged on the upper side and the lower side of the driving air cylinder (2), a telescopic rod at the front end of the driving air cylinder (2) is connected with a guide shaft fixing plate (6), the guide mechanisms (3) are connected with the guide shaft fixing plate (6), the guide shaft fixing plate (6) at the front end of each guide mechanism (3) is correspondingly fixed with a pipe jacking mechanism (4), and the front ends of the pipe jacking mechanisms (4) are provided with cutting fixing mechanisms (5) at intervals;
the guide mechanism (3) comprises a guide shaft (12) and a guide shaft sleeve (13), the guide shaft sleeve (13) is installed on the support frame (1) through a bolt, the guide shaft (12) is installed inside the guide shaft sleeve (13) in a sliding mode, and the front end of the guide shaft (12) is fixed on the rear side of the guide shaft fixing plate (6) through a bolt; the pipe jacking mechanism (4) comprises a jacking shaft (15) and a jacking shaft bearing seat (14), the jacking shaft bearing seat (14) is fixed on the front side of the guide shaft fixing plate (6) through a bolt, and a shaft rod at the rear end of the jacking shaft (15) is installed inside the jacking shaft bearing seat (14) through a bearing; the cutting fixing mechanism (5) comprises a cutting main shaft (7) and an expansion sleeve seat (8) installed at the front end of the cutting main shaft (7), a movable expansion block (9) is installed inside an annular groove formed in the outer side of the expansion sleeve seat (8), a compression spring (10) is arranged on the outer side of the movable expansion block (9), and a movable steel ball (11) is installed on the expansion sleeve seat (8) below the movable expansion block (9).
2. The internal expanding sleeve structure for the adhesive tape pipe cutting machine according to claim 1, characterized in that: the stroke length of the driving cylinder (2) for pushing the guide shaft fixing plate (6) is the same as the spacing distance between the pipe jacking mechanism (4) and the cutting fixing mechanism (5), and the stroke length of the guide shaft (12) in the guide mechanism (3) in the guide shaft sleeve (13) is larger than the stroke length of the driving cylinder (2) for pushing the guide shaft fixing plate (6).
3. The internal expanding sleeve structure for the adhesive tape pipe cutting machine according to claim 1, characterized in that: the jacking shaft bearing seat (14) fixed on the front side of the guide shaft fixing plate (6) corresponds to the guide shaft (12) fixed on the rear side of the guide shaft fixing plate (6), the jacking mechanism (4) is formed by two sections of circular structures with different diameters, and the diameter of the front end of the jacking mechanism (4) is not larger than the diameter of an inner groove of the expansion sleeve seat (8).
4. The internal expanding sleeve structure for the adhesive tape pipe cutting machine according to claim 1, characterized in that: four groups of through holes for mounting the movable steel balls (11) are formed in the expansion sleeve seat (8), annular limiting convex blocks are arranged on the side surface of the inner lower part of the through hole for mounting the movable steel balls (11), and the diameter of each annular limiting convex block arranged on the side surface of the through hole is smaller than that of the movable steel ball (11).
5. The internal expanding sleeve structure for the adhesive tape pipe cutting machine according to claim 1, characterized in that: a circular groove for placing the movable steel balls (11) is formed in the position, corresponding to the movable steel balls (11), below the movable expansion block (9), four groups of movable expansion blocks (9) corresponding to the four groups of movable steel balls (11) are installed in the annular groove in the outer side of the expansion sleeve seat (8), and compression springs (10) are wound on the outer sides of the four groups of movable expansion blocks (9).
6. The internal expanding sleeve structure for the adhesive tape pipe cutting machine according to claim 1, characterized in that: the movable steel balls (11) can slide up and down in the expansion sleeve seat (8), the movable expansion block (9) is of an arc-shaped structure, and the thickness of the movable expansion block (9) is the same as that of an annular groove in the outer side of the expansion sleeve seat (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910788769.7A CN110549403B (en) | 2019-08-26 | 2019-08-26 | Internal expansion sleeve structure for adhesive tape pipe cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910788769.7A CN110549403B (en) | 2019-08-26 | 2019-08-26 | Internal expansion sleeve structure for adhesive tape pipe cutting machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110549403A CN110549403A (en) | 2019-12-10 |
| CN110549403B true CN110549403B (en) | 2021-04-23 |
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ID=68738211
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910788769.7A Active CN110549403B (en) | 2019-08-26 | 2019-08-26 | Internal expansion sleeve structure for adhesive tape pipe cutting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110549403B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3841574A1 (en) * | 1987-12-16 | 1989-07-06 | Kustner Ind Sa | Device for dividing a web made of a ductile, flexible material |
| JP2001020650A (en) * | 1999-07-02 | 2001-01-23 | Iwanami Consulting Kk | Method and device for drilling anchor hole |
| CN2744657Y (en) * | 2004-11-30 | 2005-12-07 | 汕头市双丰机械有限公司 | Expansion sleeve |
| CN202317098U (en) * | 2011-11-02 | 2012-07-11 | 新魁液压技术有限公司 | Steel ball centering inner hole expanding clamp |
| CN203427234U (en) * | 2013-08-13 | 2014-02-12 | 临海市劳尔机械有限公司 | Full-automatic deviation prevention adhesive tape machine |
| CN206455733U (en) * | 2016-12-20 | 2017-09-01 | 广东美泰制药有限公司 | A kind of medicinal material blade fixing device |
| CN207467921U (en) * | 2017-11-16 | 2018-06-08 | 深圳市佳得设备科技有限公司 | A kind of diaphragm cutting machine expansion set |
| CN108437285A (en) * | 2018-04-26 | 2018-08-24 | 遵义永航再生资源利用有限公司 | A kind of waste tire ring cutting device |
-
2019
- 2019-08-26 CN CN201910788769.7A patent/CN110549403B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3841574A1 (en) * | 1987-12-16 | 1989-07-06 | Kustner Ind Sa | Device for dividing a web made of a ductile, flexible material |
| JP2001020650A (en) * | 1999-07-02 | 2001-01-23 | Iwanami Consulting Kk | Method and device for drilling anchor hole |
| CN2744657Y (en) * | 2004-11-30 | 2005-12-07 | 汕头市双丰机械有限公司 | Expansion sleeve |
| CN202317098U (en) * | 2011-11-02 | 2012-07-11 | 新魁液压技术有限公司 | Steel ball centering inner hole expanding clamp |
| CN203427234U (en) * | 2013-08-13 | 2014-02-12 | 临海市劳尔机械有限公司 | Full-automatic deviation prevention adhesive tape machine |
| CN206455733U (en) * | 2016-12-20 | 2017-09-01 | 广东美泰制药有限公司 | A kind of medicinal material blade fixing device |
| CN207467921U (en) * | 2017-11-16 | 2018-06-08 | 深圳市佳得设备科技有限公司 | A kind of diaphragm cutting machine expansion set |
| CN108437285A (en) * | 2018-04-26 | 2018-08-24 | 遵义永航再生资源利用有限公司 | A kind of waste tire ring cutting device |
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| Publication number | Publication date |
|---|---|
| CN110549403A (en) | 2019-12-10 |
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