CN201613214U - External spraying machine guiding device of large-diameter cast iron pipe - Google Patents
External spraying machine guiding device of large-diameter cast iron pipe Download PDFInfo
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- CN201613214U CN201613214U CN2009202914929U CN200920291492U CN201613214U CN 201613214 U CN201613214 U CN 201613214U CN 2009202914929 U CN2009202914929 U CN 2009202914929U CN 200920291492 U CN200920291492 U CN 200920291492U CN 201613214 U CN201613214 U CN 201613214U
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- cast iron
- iron pipe
- spraying machine
- external spraying
- intermediate support
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Abstract
The utility model discloses an external spraying machine guiding device of a large-diameter cast iron pipe. A base (1) is provided with a supporting wheel (5); a middle support (3) is placed on the supporting wheel (5) by the bottom surface thereof; the base (1) is provided with guide wheel devices (6) which are arranged at two sides of the middle support (3); and guide wheels in the guide wheel devices (6) are contacted with a guide surface fixed on the middle support (3). By adopting the technical scheme, the external spraying machine guiding device guarantees the reliable centering performance of the cast iron pipe product, prevents the product from generating additional torsional force, leads the wear of guiding components of the external spraying machine guiding device of the cast iron pipe to be little, reduces stopping time of the abnormal maintenance and replacement, reduces the labor intensity of workers, improves the spraying technique quality of the outer surface of a rotor of the cast iron device, and realizes the purposes of increasing the yield and efficiency, saving energy and reducing consumption.
Description
Technical field
The utility model belongs to the technical field of metallurgical industry production equipment, relates to the process equipment of centrifugal ball milling cast iron pipe production line, and more particularly, the utility model relates to a kind of guiding device of large diameter cast iron pipe external spraying machine.
Background technology
At present, in centrifugal ball milling cast iron pipe production process, spraying realizes by external spraying machine to the outer surface of cast iron pipe.External spraying machine is divided into three parts: bellmouth support section, socket support section and spraying part.
In order to satisfy arts demand, the holding of external spraying machine, socket support section will keep certain distance with production line workpiece working line when this station has workpiece, after treating that the workpiece that need spray enters this station, hold, the socket support section promotes to enter into the support station by hydraulic cylinder, workpiece is supported, rotates, guaranteed that spraying coating process implements reliably.
If hold, the socket support section can accurately not enter into the support station, not only can introduce torsional moment to workpiece, causes waste product to produce when serious, more likely causes spraying inhomogeneous.
In order to guarantee that this equipment moves accurately, realize by the guider that adds.Early stage guider is that four groups of gib blocks are set on each bracing frame, because rhythm of production is very fast, support section back and forth operation is frequent, even gib block adopts high-quality abrasion-resistant stee also can't prolong its service life, the eccentricity issues that all kinds of factors are introduced causes four groups of gib block wearing and tearing different.During replacing, must the same period four groups be changed together, not only increased production cost, and the increase equipment adjustment repair time, very big to the ordinary production influence.
The utility model content
Problem to be solved in the utility model provides a kind of guiding device of large diameter cast iron pipe external spraying machine, its objective is by improving the guider of cast iron pipe external spraying machine bellmouth and socket support section, quality that the raising cast iron pipe external spraying is coated with and the efficient that improves equipment.
To achieve these goals, the technical scheme taked of the utility model is:
Guiding device of large diameter cast iron pipe external spraying machine provided by the utility model, be located at the bellmouth support section and the socket support section of cast iron pipe external spraying machine respectively, comprise base, intermediate support, hydraulic cylinder and hydraulic cylinder bearing, establish the cast iron pipe rotary motion mechanism on the described intermediate support, establish support wheel on the described base, described intermediate support is placed on the support wheel by its bottom surface; Establish guide wheel device on the described base, described guide wheel device is arranged on the both sides of described intermediate support, and the directive wheel in the described guide wheel device contacts with spigot surface on being fixed on intermediate support by wheel rim.
For making the utility model more perfect, more detailed and concrete technical scheme below also further having proposed, to obtain best practical function, realize goal of the invention better, and improve novelty of the present utility model and creativeness:
Described guide wheel device is four groups, each two groups of the both sides of described intermediate support, these two groups of guide wheel devices segment distance of being separated by.
Be two directive wheels in every group of described guide wheel device, these two directive wheels are arranged on the same horizontal plane, and simultaneously be fixed on intermediate support on spigot surface contact.
The described spigot surface that is fixed on the base is to establish gib block on intermediate support, and the surface that contacts with directive wheel on the gib block is described spigot surface.
The material of described gib block is No. 45 steel.
The utility model adopts technique scheme, guaranteed the reliable centering performance of cast iron pipe product, avoid product to produce additional twisting resistance, make the wearing and tearing of cast iron pipe external spraying machine guider guiding parts little, solved the existing problem of changing gib block the frequent same period in the prior art, reduce the downtime of Parts Inventory quantity, the improper maintenance of minimizing and replacing, reduce working strength of workers; Thrust hydraulic cylinder also reduces to a great extent, has reduced hydraulic cylinder and has exerted oneself, and the effect utilization rate significantly improves; Increased the stability of guiding, the safety and reliability of integral device are improved; Further satisfy the requirement of the external pressure spray process of organization of production, improved the spraying coating process quality of cast iron pipe revolving body outer surface; Realized increasing production and improying productivity, energy saving purposes.
Description of drawings
Below expressed content of each width of cloth accompanying drawing of this specification and the mark among the figure are briefly explained:
Fig. 1 looks schematic diagram for the master of the utility model structure;
Fig. 2 is the schematic top plan view of structure shown in Figure 1.
Be labeled as among the figure:
1, base, 2, hydraulic cylinder, 3, intermediate support, 4, the hydraulic cylinder bearing, 5, support wheel, 6, guide wheel device, 7, dead head, 8, top.
The specific embodiment
Contrast accompanying drawing below, by description to embodiment, to effect and operation principle, the manufacturing process of the mutual alignment between the shape of the specific embodiment of the present utility model such as related each member, structure, the each several part and annexation, each several part and manipulate method etc., be described in further detail, inventive concept of the present utility model, technical scheme had more complete, accurate and deep understanding to help those skilled in the art.
The of the present utility model structure expressed as Fig. 1, Fig. 2, the utility model is a kind of guiding device of large diameter cast iron pipe external spraying machine, be located at the bellmouth support section and the socket support section of cast iron pipe external spraying machine respectively, comprise base 1, intermediate support 3, hydraulic cylinder 2 and hydraulic cylinder bearing 4, establish the cast iron pipe rotary motion mechanism on the described intermediate support 3.The cast iron pipe rotary motion mechanism is established dead head 7 and top 8.Described large diameter cast iron pipe external spraying machine is a hydraulic cylinder 2 to the power source of cast iron pipe linear relative movement, hydraulic cylinder 2 is head Fa Lianshi, head is installed on the middle frame, flange and base link together by bolt, and this kind structured liquid cylinder pressure has avoided because the infringement to cylinder body that centering difference causes.
Hydraulic cylinder bearing 4 is fixedly mounted on the base 1; Hydraulic cylinder 2 is fixing by hydraulic cylinder bearing 4; The piston of hydraulic cylinder 2 is connected with intermediate support 3, the motion of piston, and promotion intermediate support 3 moves along the axis direction of cast iron pipe, again by dead head 7 and top 8 top tight workpieces, drives the cast iron pipe rotation by the cast iron pipe rotary motion mechanism, carries out outer spraying coating process.Length range 6000～the 8300mm of the cast iron pipe of external spraying machine spraying, the revolving body diameter range is φ 1150～2100mm.
Therefore, the utility model is applicable to that generally nominal dimension is the outer spraying coating process of DN1200～2000 large-diameter cast iron pipes.
Above-described dead head 7 comprises two types: one type is centrifugal ball milling cast iron pipe bellmouth place dead head 7, one type is centrifugal ball milling cast iron pipe spigot dead head 7, the two operation principle is identical, so only analyze with a kind of concrete structure, dead head 7 described herein is socket dead head 7; Described top 8 are fastened on the dead head 7 by bolt, and dead head 7 is installed on the intermediate support 3, hydraulic cylinder Connection Block 4 are installed below the intermediate support 3, and intermediate support 3 sides are equipped with gib block; Support wheel 5, hydraulic cylinder 2 and guide wheel device 6 are installed on the described base 1.If be spigot dead head 7, structure is also identical.
In order to solve the problem that exists at the described present known technology of this specification background technology part and to overcome its defective, realize quality that the raising cast iron pipe external spraying is coated with and the goal of the invention that improves the efficient of equipment, taked following technical scheme:
Guiding device of large diameter cast iron pipe external spraying machine provided by the utility model is established support wheel 5 on the described base 1, and described intermediate support 3 is placed on the support wheel 5 by its bottom surface; Establish guide wheel device 6 on the described base 1, described guide wheel device 6 is arranged on the both sides of described intermediate support 3, and the directive wheel in the described guide wheel device 6 contacts with spigot surface on being fixed on intermediate support 3 by wheel rim.
The effect of support wheel 5 mainly is the gravity that is used to bear whole kinematic system, and the plane of rotation of support wheel 5 is perpendicular to the last lower plane of intermediate support 3, and parallel with the axis of cast iron pipe.In the course of the work, the axial location of support wheel 5 is fixed.Be rolling friction between the lower plane of it and intermediate support 3.
Described guide wheel device is the core component of the utility model architecture advances, has reduced thrust hydraulic cylinder output with variation because of its friction type again; Can reduce promoting exerting oneself of intermediate support 3 reciprocating hydraulic cylinders 2, reduce energy consumption.
Described guide wheel device 6 is the core component of this new structure, and these parts had both reduced frictional resistance, both satisfied hold, guiding demand that socket supports, make things convenient for again directive wheel about adjust.Every group of structure only needs two directive wheels, and the gyroaxis by separately is installed on the same supporting seat, with it with fixing on the intermediate support 3 of external spraying machine.
Said structure is through evidence, structure after the improvement, frictional force has reduced about 80%, the guider life cycle is 3～5 times before improving, and directive wheel the stock reduce greatly, simultaneously because convenient and reliable adjustment structure has guaranteed the centering performance that outer spray support section is good, not only improve production efficiency greatly, also reduced production cost.
On the basis of technique scheme, more perfect in order to make the utility model, the reference when following exemplifying embodiment also is provided as concrete enforcement:
1, guide wheel device 6 described in the utility model is four groups, each two groups of the both sides of described intermediate support 3, these two groups of guide wheel devices 6 segment distance of being separated by.
Be two directive wheels in every group of described guide wheel device 6, these two directive wheels are arranged on the same horizontal plane, and simultaneously be fixed on intermediate support 3 on spigot surface contact.Amount to eight guiding contact friction points, guaranteed well-equipped guiding runnability.
Described guide wheel device carries out fricting movement by 8 adjustable directive wheels and the gib block that is installed on the base respectively, sliding friction is improved to rolling friction, directive wheel left and right adjustable be this improved key, this structure has guaranteed that outer pressure spray process implements reliably.
6 every groups of described guide wheel devices are made up of two adjustable directive wheels in the left and right sides, and the two is installed on the directive wheel support, and this support is by being bolted on the intermediate support 3.This design has increased the CONTACT WITH FRICTION point, helps the steering capability that keeps good.
2, the technical scheme that adopts of guide wheel device described in the utility model 6: this device is mounted on the intermediate support 3 by bolt, for satisfy directive wheel small radially, the axial displacement adjustment is so adopt rolling bearing realization gyration.Adjust relatively significantly about directive wheel, realize with the rotation of adjusting bolt by the elongated slot that is arranged on the mount pad.
The utility model has reduced the number of times that the directive wheel degree of wear different needs that causes because of the friction unbalance stress is changed directive wheel, under normal circumstances, only need the position, the left and right sides of directive wheel is adjusted, can satisfy the guiding needs of equipment, reduced Parts Inventory, shortened parts replacement simultaneously, adjusted the time that needs.
3, the spigot surface that is fixed on the base 1 described in the utility model is to establish gib block on intermediate support 3, and the surface that gib block contacts with directive wheel is described spigot surface.
Described gib block is fixedly mounted on the base 1 by dormant bolt.Sliding friction between the gib block in the former guider is improved to the rolling friction that directive wheel leads, and directive wheel is adjustable.This structure has not only reduced hydraulic cylinder exerts oneself, and has also increased the stability of guiding, has reduced Parts Inventory simultaneously and has changed number of times, has improved the operating efficiency of external spraying machine, and effect is obvious on increasing production and improying productivity.
4, the material of gib block described in the utility model is No. 45 steel.
The technical scheme that gib block and directive wheel material are determined: described gib block and directive wheel adopt through 45 steels of modifier treatment and make, the GCr13 material that has replaced former gib block to use, 45 steel material are purchased easily, and can satisfy the equipment requirement through the mechanical property of modifier treatment.Both reduced thrust hydraulic cylinder, also reduced the spare part cost, the replacing adjustment after the convenient simultaneously guiding wearing and tearing.
Problem to be solved in the utility model is the improvement of DN1200～2000 bassoon external spraying machine guiders; its objective is and improve outer pressure spray process quality; reduce Parts Inventory; reduce the improper maintenance outage time; reduce working strength of workers; reduce energy loss simultaneously, and then reach and increase production and improve productivity energy saving purposes.
After adopting technique scheme, DN1200～wearing and tearing of 2000 bassoon external spraying machine guider guiding parts are little, the spare part storage is little, change frequency reduces, thrust hydraulic cylinder also reduces to a great extent, the safety and reliability of integral device are improved, the effect utilization rate also significantly improves, solved the existing problem of changing gib block the frequent same period in the prior art, further satisfied the requirement of the external pressure spray process of organization of production, realized increasing production and improying productivity, energy saving purposes.
In addition, the utility model also provides a kind of technical scheme:
Opposite with technique scheme, soon the directive wheel of guide wheel device 6 is installed on the intermediate support 3, and gib block is installed in base 1, also satisfies the guiding requirement of intermediate support 3 fully.Particularly when base 1 or intermediate support 3 are subjected to structural limitations, can adopt this programme.
In conjunction with the accompanying drawings the utility model has been carried out exemplary description above; obviously the utility model specific implementation is not subjected to the restriction of aforesaid way; as long as adopted the improvement of the various unsubstantialities that method of the present utility model design and technical scheme carry out; or design of the present utility model and technical scheme are directly applied to other occasion without improving, all within protection domain of the present utility model.
Claims (6)
1. guiding device of large diameter cast iron pipe external spraying machine, be located at the bellmouth support section and the socket support section of cast iron pipe external spraying machine respectively, comprise base (1), intermediate support (3), hydraulic cylinder (2) and hydraulic cylinder bearing (4), described intermediate support is established the cast iron pipe rotary motion mechanism on (3), it is characterized in that: establish support wheel (5) on the described base (1), described intermediate support (3) is placed on the support wheel (5) by its bottom surface; Establish guide wheel device (6) on the described base (1), described guide wheel device (6) is arranged on the both sides of described intermediate support (3), and the directive wheel in the described guide wheel device (6) contacts with spigot surface on being fixed on intermediate support (3) by wheel rim.
2. according to the described guiding device of large diameter cast iron pipe external spraying machine of claim 1, it is characterized in that: described guide wheel device (6) is four groups, each two groups of the both sides of described intermediate support (3), these two groups of guide wheel devices (6) segment distance of being separated by.
3. according to the described guiding device of large diameter cast iron pipe external spraying machine of claim 2, it is characterized in that: be two directive wheels in every group of described guide wheel device (6), these two directive wheels are arranged on the same horizontal plane, and simultaneously be fixed on intermediate support (3) on spigot surface contact.
4. according to claim 1 or 2 or 3 described guiding device of large diameter cast iron pipe external spraying machine, it is characterized in that: the described spigot surface that is fixed on the intermediate support (3), be to establish gib block on intermediate support (3), the surface that contacts with directive wheel on the gib block is described spigot surface.
5. according to the described guiding device of large diameter cast iron pipe external spraying machine of claim 4, it is characterized in that: the material of described gib block is No. 45 steel.
6. according to the described guiding device of large diameter cast iron pipe external spraying machine of claim 4, it is characterized in that: the material of described directive wheel is No. 45 steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202914929U CN201613214U (en) | 2009-12-20 | 2009-12-20 | External spraying machine guiding device of large-diameter cast iron pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202914929U CN201613214U (en) | 2009-12-20 | 2009-12-20 | External spraying machine guiding device of large-diameter cast iron pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201613214U true CN201613214U (en) | 2010-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202914929U Expired - Lifetime CN201613214U (en) | 2009-12-20 | 2009-12-20 | External spraying machine guiding device of large-diameter cast iron pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201613214U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101722136B (en) * | 2009-12-20 | 2011-08-31 | 芜湖新兴铸管有限责任公司 | Guiding device of large diameter cast iron pipe external spraying machine |
-
2009
- 2009-12-20 CN CN2009202914929U patent/CN201613214U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101722136B (en) * | 2009-12-20 | 2011-08-31 | 芜湖新兴铸管有限责任公司 | Guiding device of large diameter cast iron pipe external spraying machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20101027 Effective date of abandoning: 20091220 |