CN216150674U - Reel double-jaw device - Google Patents
Reel double-jaw device Download PDFInfo
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- CN216150674U CN216150674U CN202122150730.8U CN202122150730U CN216150674U CN 216150674 U CN216150674 U CN 216150674U CN 202122150730 U CN202122150730 U CN 202122150730U CN 216150674 U CN216150674 U CN 216150674U
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- winding drum
- sector plate
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Abstract
The utility model discloses a winding drum double-jaw device which comprises a winding drum sector plate and a winding drum pyramid sleeve, wherein one end of the winding drum pyramid sleeve is a working end which is arranged in the winding drum sector plate and is in axial sliding fit with the winding drum sector plate, and the other end of the winding drum pyramid sleeve is a handle end of which the outer diameter is gradually reduced relative to the working end and penetrates out of the winding drum sector plate. The drum sector plate is provided with a strip-shaped groove, the wall of the strip-shaped groove is the drum sector plate, and the bottom of the strip-shaped groove is the working end of the drum pyramid sleeve. The bar inslot is provided with jaw strip and slide, and jaw strip and the radial sliding fit of bar groove cell wall, slide set up in the tank bottom. The jaw strip and the sliding seat are connected in a staggered mode through the connecting rod, one end of the connecting rod is rotatably connected with the jaw strip, and the other end of the connecting rod is rotatably connected with the sliding seat. The notch of the strip-shaped groove is a radial conical opening, the top of the jaw strip is a conical top surface matched with the conical opening, and the conical opening and the conical top surface form a jaw. The utility model adopts a mechanical structure, does not need to be additionally provided with a power source, and has simple structure and stable performance.
Description
Technical Field
The utility model relates to the technical field of strip coiling equipment, in particular to a winding drum double-jaw device.
Background
At present, in the production line of cold-rolled strips in the prior art, a winding drum is arranged in a fixed single direction for coiling operation, the strip head of the strip needs to be fixed on a sector plate of the winding drum during coiling, and after several circles of strips are coiled at a low speed, the strip is coiled at a high speed until the coiling is finished.
The disadvantages of the prior art entrainment devices and apparatuses, such as the device disclosed in patent No. CN101758110A, are as follows:
firstly, the method comprises the following steps: the belt wrapper occupies a large area, requires space layout, is expensive and is troublesome to maintain in later period.
II, secondly: the belt winding aid needs to be connected with an electrical system, and the electrical debugging and programming logic is complex.
Thirdly, the method comprises the following steps: the hydraulic jaw hydraulic cylinder uses hydraulic oil as a medium, leakage is easy to occur, and waste is caused.
Fourthly, the method comprises the following steps: the hydraulic cylinder is provided with an oil pipeline, and the hydraulic cylinder needs to pass through parts such as a winding drum main shaft and a sector plate, so that the production and the processing are complex, and the manufacturing cost is high.
Fifthly: the hydraulic pipeline and the hydraulic sealing element are aged in use, so that hydraulic oil is leaked, the leaked hydraulic oil can pollute the surface of a strip, loss is brought to production, and the production efficiency is reduced.
Sixthly; unidirectional coiling and small application range of the production line.
Seventhly, the method comprises the following steps: other hydraulic system problems may arise.
SUMMERY OF THE UTILITY MODEL
Aiming at the technical problems in the prior art, the utility model provides the winding drum double-jaw device which is simple in structure, convenient to use and capable of effectively improving the use efficiency, and can overcome the defects in the prior art.
In order to achieve the technical purpose, the technical scheme of the utility model is realized as follows:
the utility model provides a two jaw device of reel, includes reel sector plate and reel pyramid cover, and reel pyramid cover one end is for setting up in the reel sector plate and with reel sector plate axial sliding fit's work end, and the reel pyramid cover other end is for the handle end that the external diameter dwindles gradually and worn out the reel sector plate for the work end.
The drum sector plate is provided with a strip-shaped groove, the wall of the strip-shaped groove is the drum sector plate, and the bottom of the strip-shaped groove is the working end of the drum pyramid sleeve. The bar inslot is provided with jaw strip and slide, and jaw strip and the radial sliding fit of bar groove cell wall, slide set up in the tank bottom. The jaw strip and the sliding seat are connected in a staggered mode through the connecting rod, one end of the connecting rod is rotatably connected with the jaw strip, and the other end of the connecting rod is rotatably connected with the sliding seat.
The notch of the strip-shaped groove is a radial conical opening, the top of the jaw strip is a conical top surface matched with the conical opening, and the conical opening and the conical top surface form a jaw.
Furthermore, the bottom of the sliding seat is in axial sliding fit with the bottom of the groove, a spring seat and a spring baffle plate are sleeved on the outer peripheral side of the handle end of the winding drum pyramid sleeve, the inner diameter of the spring seat is smaller than the outer diameter of the working end of the winding drum pyramid sleeve, the spring seat and the spring baffle plate are in sliding fit with the handle end of the winding drum pyramid sleeve, and a cylindrical spring, the outer diameter of which is smaller than the outer diameter of the spring seat and the outer diameter of the spring baffle plate, is arranged between the spring seat and the spring baffle plate. The peripheral side of the spring seat is fixedly connected with the sliding seat. One side of the spring baffle, which is back to the cylindrical spring, is provided with a locking nut with the outer diameter larger than the inner diameter of the spring baffle, and the axial distance between the locking nut and the working end is smaller than the extension distance of the cylindrical spring, so that the cylindrical spring is pre-tightened in a normal state. So that the cylindrical spring can give a pressing force to the jaws after they have been closed.
Furthermore, the locking nut is in threaded fit with the working end, so that the axial distance between the locking nut and the working end can be adjusted more conveniently, namely the pre-tightening force of the cylindrical spring can be adjusted more conveniently.
Furthermore, strip-shaped tooth plates are respectively arranged on two sides of the conical top surface of the jaw strip, so that the jaws can bite the strip more stably after being closed.
Furthermore, the bottom of the sliding seat is in axial sliding fit with the groove bottom through the dovetail and the dovetail groove, so that the sliding seat is more stable in sliding.
Furthermore, the top of the end of the strip-shaped groove facing the handle end of the pyramid sleeve of the winding drum is provided with an axial opening, so that the axial width of the jaw is opened while the axial movement of the jaw strip is limited, and the jaw can adapt to a strip with larger width.
The utility model has the beneficial effects that: the utility model adopts a mechanical structure, does not need to be additionally provided with a power source, and has simpler structure and more stable performance. Compared with the single jaw in the prior art, the double-jaw structure has wider application range, can be used as a winding drum jaw of a reversible production line, and can also be used as a winding drum jaw of a common production line, one jaw is used as a main jaw, and the other jaw is used as a standby jaw for standby, so that the production efficiency is improved, and the outage rate is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic axial cross-sectional view of a spool dual jaw apparatus according to an embodiment of the present invention with jaws open.
Fig. 2 is a schematic view in radial cross-section of a spool dual jaw apparatus according to an embodiment of the present invention with jaws open.
Fig. 3 is an enlarged schematic view of a portion a of fig. 2.
FIG. 4 is a schematic axial cross-sectional view of a spool dual jaw apparatus with jaws closed, according to an embodiment of the present invention.
FIG. 5 is a schematic view in radial cross-section of a spool dual jaw apparatus with jaws closed, according to an embodiment of the present disclosure.
Fig. 6 is an enlarged schematic view of part B of fig. 5.
In the figure: 1-reel sector plate, 2-reel pyramid sleeve, 21-working end, 22-handle end, 3-jaw strip, 4-sliding seat, 5-connecting rod, 6-spring seat, 7-cylindrical spring, 8-spring baffle, 9-locking nut and 10-tooth plate.
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 that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.
As shown in fig. 1 to 6, the spool double-jaw device according to the embodiment of the present invention includes a spool sector plate 1 and a spool pyramid cover 2, wherein one end of the spool pyramid cover 2 is a working end 21 disposed in the spool sector plate 1 and axially and slidably engaged with the spool sector plate 1, and the other end of the spool pyramid cover 2 is a handle end 22 having an outer diameter gradually reduced from the working end 21 and extending out of the spool sector plate 1. The drum sector plate 1 is provided with a strip-shaped groove, the wall of the strip-shaped groove is the drum sector plate 1, and the bottom of the strip-shaped groove is the working end 21 of the drum pyramid sleeve 2. The bar inslot is provided with jaw strip 3 and slide 4, and jaw strip 3 and the radial sliding fit of bar groove cell wall, slide 4 set up in the tank bottom. The jaw strip 3 and the sliding seat 4 are connected in a staggered mode through a connecting rod 5, one end of the connecting rod 5 is rotatably connected with the jaw strip 3, and the other end of the connecting rod 5 is rotatably connected with the sliding seat 4. The bar groove notch is radial toper opening, and 3 tops of keeping silent are for keeping silent with toper opening complex toper top surface, and toper opening forms with toper top surface and keeps silent.
The bottom of the sliding seat 4 is in axial sliding fit with the bottom of the groove, a spring seat 6 and a spring baffle plate 8, the inner diameter of which is smaller than the outer diameter of the working end 21 and is in sliding fit with the handle end 22, are sleeved on the outer peripheral side of the handle end 22 of the winding drum pyramid sleeve 2, and a cylindrical spring 7, the outer diameter of which is smaller than the outer diameter of the spring seat 6 and the outer diameter of the spring baffle plate 8, is arranged between the spring seat 6 and the spring baffle plate 8. The outer periphery of the spring seat 6 is fixedly connected with the sliding seat 4. The side of the spring baffle 8, which faces away from the cylindrical spring 7, is provided with a locking nut 9, and the axial distance between the locking nut 9 and the working end 21 is smaller than the extension distance of the cylindrical spring 7, so that the cylindrical spring 7 is normally pre-tensioned. So that the cylindrical spring 7 can give a pressing force to the jaws after they have been closed. The locking nut 9 is in threaded fit with the working end 21, so that the axial distance between the locking nut 9 and the working end 21 can be adjusted more conveniently, namely the pre-tightening force of the cylindrical spring 7 can be adjusted more conveniently. Strip-shaped tooth plates 10 are respectively arranged on two sides of the conical top surface of the jaw strip 3, so that the jaws can bite the strip more stably after being closed. The bottom of the sliding seat 4 is in axial sliding fit with the groove bottom through the dovetail and the dovetail groove, so that the sliding seat 4 is more stable in sliding. The top of the one end of the strip-shaped groove facing the handle end 22 of the drum pyramid sleeve 2 is provided with an axial opening, so that the jaw bar 3 is limited to move axially while the axial width of the jaw is opened, and the jaw can adapt to a strip with larger width.
In order to facilitate understanding of the above-described technical aspects of the present invention, the above-described technical aspects of the present invention will be described in detail below in terms of specific usage.
In specific use, according to the winding drum double-jaw device disclosed by the utility model, as shown in fig. 1-3, during a strip clamping and winding operation, the winding drum pyramid sleeve 2 moves rightwards, the lock nut 9 arranged on the winding drum pyramid sleeve 2 also moves rightwards, the lock nut 9 pushes the spring baffle plate 8, the spring baffle plate 8 compresses the cylindrical spring 7, the cylindrical spring 7 is pre-compressed and has a certain pre-tightening force when being installed, the cylindrical spring 7 pushes the spring seat 6 to move rightwards through the pre-tightening force, the spring seat 6 pushes the sliding seat 4 to move axially rightwards, the axial movement of the sliding seat 4 is changed into the radial movement of the jaw strip 3 and the dental plate 10 through the connecting rod 5, until the connecting rod 5, the sliding seat 4 and the spring seat 6 do not move any more after the dental plate 10 clamps the strip to touch the winding drum sector plate 1, but the winding drum pyramid sleeve 2 still moves rightwards for a stroke, and a corresponding stroke gap is formed between the winding drum pyramid sleeve 2 and the spring seat 6, meanwhile, the cylindrical spring 7 is further compressed until the winding drum pyramid sleeve 2 moves rightwards to be in place, all parts are static, and the pre-tightening force of the cylindrical spring 7 acts on the strip as the clamping force of the jaw strip 3 and the tooth plate 10.
As shown in fig. 4-6, when the strip is unwound and unwound, the spool pyramid cover 2 moves leftward, the lock nut 9 mounted on the spool pyramid cover 2 also moves leftward, because there is a certain gap between the spring seat 6 and the spool pyramid cover 2 and the cylindrical spring 7 is already at the maximum compression position, the cylindrical spring 7 can push the spring baffle 8 to move leftward through the pretightening force, at this time, the jaw bar 3 and the dental plate 10 are not yet loosened, only the clamping force between the jaw bar 3 and the dental plate 10 is smaller and smaller, until the spool pyramid cover 2 moves to touch the spring seat 6 and drive the spring seat 6 to move leftward, the jaw bar 3 and the dental plate 10 start to slowly open, the spring seat 6 drives the sliding seat 4 to move leftward, the sliding seat 4 releases the jaw bar 3 and the dental plate 10 through the connecting rod 5, until the spool pyramid cover 2 moves leftward, and all parts are static.
In conclusion, by means of the technical scheme, the mechanical structure is adopted, no additional power source is needed to be configured, the structure is simpler, and the performance is more stable. Compared with the single jaw in the prior art, the double-jaw structure has wider application range, can be used as a winding drum jaw of a reversible production line, and can also be used as a winding drum jaw of a common production line, one jaw is used as a main jaw, and the other jaw is used as a standby jaw for standby, so that the production efficiency is improved, and the outage rate is reduced.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. The utility model provides a reel double-jaw device which characterized in that: the winding drum is characterized by comprising a winding drum sector plate (1) and a winding drum pyramid sleeve (2), wherein one end of the winding drum pyramid sleeve (2) is a working end (21) which is arranged in the winding drum sector plate (1) and is in axial sliding fit with the winding drum sector plate (1), and the other end of the winding drum pyramid sleeve (2) is a handle end (22) of which the outer diameter is gradually reduced relative to the working end (21) and penetrates out of the winding drum sector plate (1); a strip-shaped groove is formed in the drum sector plate (1), the groove wall of the strip-shaped groove is the drum sector plate (1), the groove bottom of the strip-shaped groove is a working end (21) of the drum pyramid sleeve (2), a jaw bar (3) and a sliding seat (4) are arranged in the strip-shaped groove, the jaw bar (3) is in radial sliding fit with the groove wall of the strip-shaped groove, the sliding seat (4) is arranged at the groove bottom, the jaw bar (3) and the sliding seat (4) are connected in a staggered mode through a connecting rod (5), one end of the connecting rod (5) is rotatably connected with the jaw bar (3), and the other end of the connecting rod (5) is rotatably connected with the sliding seat (4); the notch of the strip-shaped groove is a radial conical opening, the top of the jaw strip (3) is a conical top surface matched with the conical opening, and the conical opening and the conical top surface form a jaw.
2. The spool dual jaw apparatus of claim 1, wherein: the bottom of the sliding seat (4) is in axial sliding fit with the bottom of the groove, a spring seat (6) and a spring baffle (8) which are smaller in inner diameter than the outer diameter of the working end (21) and are in sliding fit with the handle end (22) are sleeved on the outer peripheral side of the handle end (22) of the winding drum pyramid sleeve (2), and a cylindrical spring (7) which is smaller in outer diameter than the outer diameter of the spring seat (6) and the outer diameter of the spring baffle (8) is arranged between the spring seat (6) and the spring baffle (8); the outer peripheral side of the spring seat (6) is fixedly connected with the sliding seat (4), and one side of the spring baffle plate (8) back to the cylindrical spring (7) is provided with a locking nut (9) with the outer diameter larger than the inner diameter of the spring baffle plate (8).
3. The spool dual-jaw device of claim 2, wherein: the axial distance between the locking nut (9) and the working end (21) is smaller than the extension distance of the cylindrical spring (7).
4. The spool dual-jaw device of claim 2, wherein: the locking nut (9) is in threaded fit with the working end (21).
5. A spool dual jaw apparatus as claimed in any one of claims 1 to 4 wherein: strip-shaped tooth plates (10) are respectively arranged on two sides of the conical top surface of the jaw strip (3).
6. A spool dual jaw apparatus as claimed in any one of claims 1 to 4 wherein: the bottom of the sliding seat (4) is in axial sliding fit with the groove bottom through a dovetail and a dovetail groove.
7. A spool dual jaw apparatus as claimed in any one of claims 1 to 4 wherein: the top of the strip-shaped groove facing one end of the handle end (22) of the winding drum pyramid sleeve (2) is provided with an axial opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122150730.8U CN216150674U (en) | 2021-09-07 | 2021-09-07 | Reel double-jaw device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122150730.8U CN216150674U (en) | 2021-09-07 | 2021-09-07 | Reel double-jaw device |
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| Publication Number | Publication Date |
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| CN216150674U true CN216150674U (en) | 2022-04-01 |
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| CN202122150730.8U Active CN216150674U (en) | 2021-09-07 | 2021-09-07 | Reel double-jaw device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113695400A (en) * | 2021-09-07 | 2021-11-26 | 湖南科美达重工有限公司 | Reel double-jaw device |
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- 2021-09-07 CN CN202122150730.8U patent/CN216150674U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113695400A (en) * | 2021-09-07 | 2021-11-26 | 湖南科美达重工有限公司 | Reel double-jaw device |
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