CN209935526U - Pin shaft device for fastening small chain sprocket of cooling bed - Google Patents
Pin shaft device for fastening small chain sprocket of cooling bed Download PDFInfo
- Publication number
- CN209935526U CN209935526U CN201920627132.5U CN201920627132U CN209935526U CN 209935526 U CN209935526 U CN 209935526U CN 201920627132 U CN201920627132 U CN 201920627132U CN 209935526 U CN209935526 U CN 209935526U
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- pin shaft
- chain
- shaft head
- steel plate
- plate
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Abstract
The utility model relates to a round pin axle device of fastening cold bed small chain sprocket belongs to metallurgical industry sprocket round pin axle equipment technical field. The technical scheme is as follows: the cooling bed small chain arm is arranged on a chain plate (7) of the cooling bed small chain arm, and a pin shaft head I (1), a pin shaft body (2) and a pin shaft head II (4) are sequentially arranged and form an integral structure; the steel plate (3) is a rectangular plate, a hole is formed in the middle of the steel plate and is matched with the second pin shaft head (4), and the steel plate (3) is fixedly connected with the second pin shaft head (4); the chain plate (7) is arranged on the pin shaft body (2), the steel plate (3) is provided with a fastening bolt hole (5), the steel plate (3) is fastened on the chain plate (7) through a bolt, and the pin shaft head (1) is provided with a chain wheel (6). The utility model discloses having strengthened small chain sprocket shock resistance, having prolonged the life of sprocket pin axle, reduced the maintenance frequency and the time of the small chain of cold bed, and then improved steel output, improved production efficiency, practiced thrift manufacturing cost.
Description
Technical Field
The utility model relates to a round pin axle device of fastening cold bed small chain sprocket belongs to metallurgical industry sprocket round pin axle equipment technical field.
Background
The small cooling bed chain is positioned at the outlet of the cooling bed area and belongs to a steel discharging section; the rolled steel is transported to an output roller way by a small cooling bed chain during production and then enters the next procedure; the steel can generate larger vibration when being conveyed on the small chain, so that the chain wheel of the small chain of the cooling bed vibrates and falls off, and further the chain falls off; this situation seriously affects normal production, not only increases the maintenance frequency of the small chain of the cooling bed, but also increases the production cost.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a round pin axle device of fastening cold bed small chain sprocket improves cold bed small chain sprocket stability, improves anti-vibration performance, prevents that the sprocket from droing, and extension sprocket round pin axle life improves economic benefits, solves the above-mentioned problem that exists among the background art.
The technical scheme of the utility model is that:
a pin shaft device for fastening a small chain sprocket of a cooling bed is arranged on a chain plate of a small chain sprocket arm of the cooling bed and comprises a pin shaft head I, a pin shaft body, a pin shaft head II and a steel plate, wherein the pin shaft head I, the pin shaft body and the pin shaft head II are sequentially arranged and are of an integrated structure; the steel plate is a rectangular plate, a hole is formed in the middle of the steel plate, the hole is matched with the second pin shaft head, and the steel plate is fixedly connected with the second pin shaft head; the chain plate is arranged on the pin shaft body, the steel plate is provided with a fastening bolt hole, the steel plate is fastened on the chain plate through a bolt, and the first pin shaft head is provided with a chain wheel.
The number of the fastening bolt holes is four, the four fastening bolt holes are respectively arranged at four corners of the steel plate, and the circle centers of the four fastening bolt holes are located on the same circumference.
The first pin shaft head, the second pin shaft body and the second pin shaft head are all cylindrical, and the diameter of the first pin shaft body is larger than that of the second pin shaft head.
And a bearing is arranged between the first pin shaft head and the chain wheel.
And the steel plate is welded on the second shaft head of the pin shaft.
The utility model has the advantages that: the length of the shaft head is increased while the steel plate is increased, the size of a welding spot is increased, the vibration resistance of the small chain sprocket is enhanced, the service life of the sprocket pin shaft is prolonged, the maintenance frequency and time of the small chain of the cooling bed are reduced, the yield of steel is further improved, the production efficiency is improved, and the production cost is saved. The device has the characteristics of simple installation, low cost, simple and convenient maintenance and operation, high safety and the like.
Drawings
Fig. 1 is a cross-sectional view of the present invention;
fig. 2 is a right side view of the present invention;
FIG. 3 is a schematic view of the usage state of the present invention;
in the figure: the hinge pin shaft comprises a first hinge pin shaft head 1, a hinge pin shaft body 2, a steel plate 3, a second hinge pin shaft head 4, a fastening bolt hole 5, a chain wheel 6, a chain plate 7 and a bearing 8.
Detailed Description
The present invention will be further described with reference to the following examples in conjunction with the accompanying drawings.
A pin shaft device for fastening a small chain sprocket of a cooling bed is arranged on a chain plate 7 of a small chain sprocket arm of the cooling bed and comprises a pin shaft head I1, a pin shaft body 2, a pin shaft head II 4 and a steel plate 3, wherein the pin shaft head I1, the pin shaft body 2 and the pin shaft head II 4 are sequentially arranged and are of an integrated structure; the steel plate 3 is a rectangular plate, a hole is formed in the middle of the steel plate and is matched with the second pin shaft head 4, and the steel plate 3 is fixedly connected with the second pin shaft head 4; the chain plate 7 is arranged on the pin shaft body 2, the steel plate 3 is provided with a fastening bolt hole 5, the steel plate 3 is fastened on the chain plate 7 through a bolt, and the first pin shaft head 1 is provided with a chain wheel 6.
The number of the fastening bolt holes 5 is four, the four fastening bolt holes are respectively arranged at four corners of the steel plate, and the circle centers of the four fastening bolt holes 5 are located on the same circumference.
The first pin shaft head, the second pin shaft body and the second pin shaft head are all cylindrical, and the diameter of the first pin shaft body is larger than that of the second pin shaft head.
And a bearing 8 is arranged between the first pin shaft head 1 and the chain wheel 6.
The steel plate 3 is welded on the second pin shaft head 4.
In the embodiment, the first pin shaft head 1 is positioned at the left part of the pin shaft, and has the diameter of 50mm and the length of 45 mm; the shaft body 2 of the pin shaft is positioned in the middle of the pin shaft, the diameter of the shaft body is 60mm, and the length of the shaft body is 70 mm; the second pin shaft head 4 is positioned at the right part of the pin shaft, and has the diameter of 50mm and the length of 30 mm; the steel plate 3 is welded on the pin shaft head II 4 on the right side of the pin shaft body 2, the thickness of the steel plate is 13mm, and the length and the width of the steel plate are both 100 mm; the fastening bolt holes 5 are uniformly distributed on the steel plate 3, the diameter of each chain arm is 95mm, and the aperture of each fastening bolt hole is 18 mm. During normal production, the pin shaft bears large vibration, the steel plate 3 fastens the pin shaft on the chain plate 7 of the chain arm through the fastening bolt hole 5, the anti-vibration performance is improved, the stability of equipment is maintained, the service life of the chain wheel pin shaft is prolonged, the economic benefit is improved, the manufacturing cost is low, and the installation and the maintenance are convenient.
Claims (4)
1. The utility model provides a round pin axle device of fastening cold bed small chain sprocket which characterized in that: the cooling bed small chain arm chain is arranged on a chain plate (7) of the cooling bed small chain arm and comprises a pin shaft head I (1), a pin shaft body (2), a pin shaft head II (4) and a steel plate (3), wherein the pin shaft head I (1), the pin shaft body (2) and the pin shaft head II (4) are sequentially arranged and are of an integrated structure; the steel plate (3) is a rectangular plate, a hole is formed in the middle of the steel plate and is matched with the second pin shaft head (4), and the steel plate (3) is fixedly connected with the second pin shaft head (4); the chain plate (7) is arranged on the pin shaft body (2), the steel plate (3) is provided with a fastening bolt hole (5), the steel plate (3) is fastened on the chain plate (7) through a bolt, and the pin shaft head (1) is provided with a chain wheel (6).
2. The pin shaft device for fastening the small chain sprocket of the cooling bed as claimed in claim 1, wherein: the number of the fastening bolt holes (5) is four, the four fastening bolt holes are respectively arranged at four corners of the steel plate, and the circle centers of the four fastening bolt holes (5) are positioned on the same circumference.
3. The pin shaft device for fastening the small chain sprocket of the cooling bed as claimed in claim 2, wherein: the pin shaft head I (1), the pin shaft body (2) and the pin shaft head II (4) are all cylindrical, and the diameter of the pin shaft body (2) is larger than that of the pin shaft head II (4).
4. The pin shaft device for fastening the small chain sprocket of the cooling bed as claimed in claim 1, wherein: and a bearing (8) is arranged between the first pin shaft head (1) and the chain wheel (6).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920627132.5U CN209935526U (en) | 2019-05-05 | 2019-05-05 | Pin shaft device for fastening small chain sprocket of cooling bed |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920627132.5U CN209935526U (en) | 2019-05-05 | 2019-05-05 | Pin shaft device for fastening small chain sprocket of cooling bed |
Publications (1)
Publication Number | Publication Date |
---|---|
CN209935526U true CN209935526U (en) | 2020-01-14 |
Family
ID=69131234
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201920627132.5U Expired - Fee Related CN209935526U (en) | 2019-05-05 | 2019-05-05 | Pin shaft device for fastening small chain sprocket of cooling bed |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN209935526U (en) |
-
2019
- 2019-05-05 CN CN201920627132.5U patent/CN209935526U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200114 |
|
CF01 | Termination of patent right due to non-payment of annual fee |