CN213445968U - Screw rod dismounting device of plastic extruding machine - Google Patents
Screw rod dismounting device of plastic extruding machine Download PDFInfo
- Publication number
- CN213445968U CN213445968U CN202022228389.9U CN202022228389U CN213445968U CN 213445968 U CN213445968 U CN 213445968U CN 202022228389 U CN202022228389 U CN 202022228389U CN 213445968 U CN213445968 U CN 213445968U
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- CN
- China
- Prior art keywords
- screw rod
- supporting platform
- jack
- screw
- dismounting device
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 229910003460 diamond Inorganic materials 0.000 claims description 4
- 239000010432 diamond Substances 0.000 claims description 4
- 230000007246 mechanism Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 6
- 230000001174 ascending effect Effects 0.000 abstract description 3
- 210000001503 joint Anatomy 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model relates to the field of machinary, concretely relates to extruding machine screw rod dismouting device. Including jack (1), set up in supporting platform (2) at jack (1) top, supporting platform (2) are the ascending arc piece of inner arc, supporting platform (2) upper surface is arranged and is set up the recess, be provided with gyro wheel (3) through the pivot in the recess, gyro wheel (3) outer wall is higher than in the recess. The utility model discloses can support the screw rod at screw rod dismouting in-process, the screw rod dismouting of being convenient for to gyro wheel (3) rotate thereupon when the screw rod is rotatory, reduce the friction between gyro wheel (3) and the screw rod, even if be convenient for the dismouting, reduce the screw rod again and harm.
Description
Technical Field
The utility model relates to the field of machinary, concretely relates to extruding machine screw rod dismouting device.
Background
The extrusion molding equipment mainly comprises a main machine and an auxiliary machine. The main machine is called an extruder and consists of an extrusion system screw, a machine barrel, a feeding device and the like. The screw, as the heart of the extruder, has a very important influence on the quality and yield of the extruder product. The main functions of a screw are to convey the material, to transfer heat to the plasticised material and to mix and homogenize the material. In order to realize the functions of the screw and adapt to the change of the physical state of the materials, the conventional full-thread screw is generally designed into three sections.
When the screw rod of the large-diameter pipe plastic extruding machine is maintained or installed, the butt joint and the disassembly are inconvenient because the screw rod is heavy in weight and large in size.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a extruding machine screw rod dismouting device to the inconvenient problem of the tubular product extruding machine screw rod dismouting of the major diameter of solution.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a extruding machine screw rod dismouting device, includes the jack, sets up in the supporting platform at jack top, supporting platform is the ascending arc piece of inner arc, the supporting platform upper surface is arranged and is set up the recess, be provided with the gyro wheel through the pivot in the recess, the gyro wheel outer wall is higher than the recess.
The supporting platform is moved to the lower portion of the screw, the supporting platform is lifted upwards through the jack to support the screw, the idler wheels on the supporting platform are in contact with the screw, and the idler wheels rotate along with the screw during rotation in the screw assembling and disassembling process, so that friction between the idler wheels and the screw is reduced, the assembling and disassembling are facilitated, and the damage to the screw is reduced.
Preferably, the jack is composed of four support rods hinged with each other to form a diamond shape, a screw rod is arranged between two transverse hinge points, one end of the screw rod is fixedly connected with one hinge point, the other end of the screw rod penetrates through the other hinge point, and a nut is sleeved on the outer side section of the screw rod penetrating out of the hinge point through threads.
Preferably, the nut is provided with a rocking handle.
Preferably, the bottom of the jack is provided with a base, and travelling wheels are arranged below the base.
Preferably, the travelling wheels are connected with the base through universal shafts, and ratchet mechanisms are arranged on the travelling wheels.
Preferably, a felt strip is arranged between the adjacent rollers on the supporting platform.
Compared with the prior art, the utility model discloses can produce following beneficial effect at least: the utility model discloses can support the screw rod at screw rod dismouting in-process, the screw rod dismouting of being convenient for to the gyro wheel rotates thereupon when the screw rod is rotatory, reduces the friction between gyro wheel and the screw rod, even if be convenient for the dismouting, reduces the screw rod damage again.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The structure of the screw mounting and dismounting device of the extruder is shown in FIG. 1, and several examples are listed below with reference to the figure.
Example 1:
the utility model provides a extruding machine screw rod dismouting device, includes jack 1 and sets up in the supporting platform 2 at jack 1 top, and jack 1 optional rod-type hydraulic jack, supporting platform 2 is the ascending arc piece of inner arc, and the bend angle of arc piece is set for according to the screw rod diameter that required support. The upper surface of the supporting platform 2 is provided with grooves, rollers 3 are arranged in the grooves through rotating shafts, the number of the rollers 3 is at least 2, and the outer walls of the rollers 3 are higher than the grooves.
Move supporting platform 2 to the screw rod below, through jack 1 with supporting platform 2 to the screw rod support of rising, wherein by gyro wheel 3 and the screw rod contact on supporting platform 2, at the screw rod dismouting in-process, during rotatory, gyro wheel 3 rotates along with it, reduces the friction between gyro wheel 3 and the screw rod, the dismouting of both being convenient for, reduces the screw rod again and damages.
Example 2:
a screw rod dismounting device of an extruding machine comprises a jack 1 and a supporting platform 2 arranged at the top of the jack 1, wherein the jack 1 is composed of four supporting rods 1-1 which are hinged with each other and are in a diamond shape, a screw rod 4 is arranged between two transverse hinged points, one end of the screw rod 4 is fixedly connected with one hinged point, the other end of the screw rod passes through the other hinged point, and a nut 5 is sleeved on the outer side section of the hinged point through threads at the screw rod 4. The supporting platform 2 is an arc-shaped block with an upward inner arc, and the bending angle of the arc-shaped block is set according to the diameter of a screw rod required to be supported. The upper surface of the supporting platform 2 is provided with grooves, rollers 3 are arranged in the grooves through rotating shafts, the number of the rollers 3 is at least 2, and the outer walls of the rollers 3 are higher than the grooves.
Move supporting platform 2 to the screw rod below, rotate nut 5, can contract the distance between two horizontal pin joints, can extend the distance between two fore-and-aft pin joints, drive supporting platform 2 to rise to the screw rod support, convenient operation. Wherein by gyro wheel 3 and the screw rod contact on the supporting platform 2, at the screw rod dismouting in-process, during rotatory, gyro wheel 3 rotates along with it, reduces the friction between gyro wheel 3 and the screw rod, both the dismouting of being convenient for, reduces the screw rod again and damages.
Example 3:
on the basis of embodiment 2, a rocking handle 6 is further additionally arranged on the nut 5, and the nut 5 can be easily driven to rotate by rotating the rocking handle 6.
Example 4:
on the basis of the embodiment 1, a base 7 is further arranged at the bottom of the jack 1, and a travelling wheel 8 is arranged below the base 7. The supporting platform 2 can be pushed to the lower part of the screw rod through the travelling wheel 8, and the labor is saved.
Example 5:
on the basis of the embodiment 4, the travelling wheel 8 is further limited to be connected with the base 7 through a universal shaft, and a ratchet mechanism is arranged on the travelling wheel 8. The ratchet mechanism enables the travelling wheel 8 to rotate only along one direction, the travelling wheel 8 is pushed, and the locking direction of the travelling wheel 8 is matched with the moving direction of the travelling wheel when the screw rod rotates, so that the travelling wheel 8 can be fixed.
The most preferred embodiment is as follows:
a screw rod dismounting device of an extruding machine comprises a jack 1 and a supporting platform 2 arranged at the top of the jack 1, wherein the jack 1 is composed of four supporting rods 1-1 which are hinged with each other and are in a diamond shape, a screw rod 4 is arranged between two transverse hinged points, one end of the screw rod 4 is fixedly connected with one hinged point, the other end of the screw rod passes through the other hinged point, and a nut 5 is sleeved on the outer side section of the hinged point through threads at the screw rod 4. The supporting platform 2 is an arc-shaped block with an upward inner arc, and the bending angle of the arc-shaped block is set according to the diameter of a screw rod required to be supported. The upper surface of the supporting platform 2 is provided with grooves, the grooves are internally provided with rollers 3 through rotating shafts, the number of the rollers 3 is at least 2, the outer walls of the rollers 3 are higher than the grooves, and felt strips 9 are arranged between the adjacent rollers 3.
Move supporting platform 2 to the screw rod below, rotate nut 5, can contract the distance between two horizontal pin joints, can extend the distance between two fore-and-aft pin joints, drive supporting platform 2 to rise to the screw rod support, convenient operation. Wherein by gyro wheel 3 and the screw rod contact on supporting platform 2, at screw rod dismouting in-process, during rotatory, gyro wheel 3 rotates thereupon, reduces the friction between gyro wheel 3 and the screw rod, the dismouting of both being convenient for reduces the screw rod damage again to felt strip 9 can adsorb the impurity on screw rod, the gyro wheel 3 and clear away, reduces the damage to screw rod and gyro wheel 3.
Reference throughout this specification to multiple illustrative embodiments means that a particular structure described in connection with the embodiments is included in at least one embodiment described generally throughout this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, while a structure has been described in connection with any one embodiment, it is to be understood that it is within the scope of the invention to implement such structure in connection with other embodiments.
Claims (6)
1. The device for disassembling and assembling the screw of the plastic extruding machine is characterized by comprising a jack (1) and a supporting platform (2) arranged at the top of the jack (1), wherein the supporting platform (2) is an arc-shaped block with an upward inner arc, grooves are arranged on the upper surface of the supporting platform (2), rollers (3) are arranged in the grooves through rotating shafts, and the outer walls of the rollers (3) are higher than the grooves.
2. The apparatus of claim 1, wherein the screw mounting and dismounting device comprises: the jack (1) is composed of four support rods (1-1) which are hinged with each other and are in a diamond shape, a screw rod (4) is arranged between two transverse hinge points, one end of the screw rod (4) is fixedly connected with one hinge point, the other end of the screw rod penetrates through the other hinge point, and a nut (5) is sleeved on the outer side section of the screw rod (4) penetrating out of the hinge point through a thread.
3. The screw disassembling and assembling device of the extruder as claimed in claim 2, wherein: and a rocking handle (6) is arranged on the nut (5).
4. The apparatus of claim 1, wherein the screw mounting and dismounting device comprises: the bottom of the jack (1) is provided with a base (7), and travelling wheels (8) are arranged below the base (7).
5. The apparatus of claim 4, wherein the screw mounting and dismounting device comprises: the travelling wheel (8) is connected with the base (7) through a universal shaft, and a ratchet mechanism is arranged on the travelling wheel (8).
6. The apparatus of claim 1, wherein the screw mounting and dismounting device comprises: and a felt strip (9) is arranged between the adjacent rollers (3) on the supporting platform (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022228389.9U CN213445968U (en) | 2020-10-09 | 2020-10-09 | Screw rod dismounting device of plastic extruding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022228389.9U CN213445968U (en) | 2020-10-09 | 2020-10-09 | Screw rod dismounting device of plastic extruding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213445968U true CN213445968U (en) | 2021-06-15 |
Family
ID=76286975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022228389.9U Expired - Fee Related CN213445968U (en) | 2020-10-09 | 2020-10-09 | Screw rod dismounting device of plastic extruding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213445968U (en) |
-
2020
- 2020-10-09 CN CN202022228389.9U patent/CN213445968U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210615 |