CN212736987U - Spiral pipe pulling-out device of extruder - Google Patents
Spiral pipe pulling-out device of extruder Download PDFInfo
- Publication number
- CN212736987U CN212736987U CN202021227357.0U CN202021227357U CN212736987U CN 212736987 U CN212736987 U CN 212736987U CN 202021227357 U CN202021227357 U CN 202021227357U CN 212736987 U CN212736987 U CN 212736987U
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- spiral
- pipe
- short pipe
- transmission rod
- extruder
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Abstract
The utility model provides a spiral pipe pulling-out device of an extruder, which is characterized by comprising a spiral pipe outer wall, a spiral short pipe, a fixed central shaft and a transmission rod; an extruder spiral pipe is inserted in the outer wall of the spiral pipe, an opening is formed in the outer wall of the spiral pipe, and clamping grooves are formed in two ends of the opening; the spiral short pipe main body is provided with short pipe threads, two ends of the spiral short pipe are also provided with short pipe clamping teeth, and the center of the spiral short pipe is provided with a shaft hole; the fixed central shaft is provided with a bearing, the bearing is connected in a shaft hole of the spiral short pipe in a penetrating manner, two ends of the fixed central shaft are provided with positioning pins for fixing the fixed central shaft, the positioning pins are clamped in the clamping grooves, the spiral short pipe falls into the opening, and the thread of the short pipe is screwed with the thread of the spiral pipe of the extruder; the transmission rod comprises a transmission rod latch, the transmission rod latch is arranged at the tail end of the transmission rod, and the transmission rod latch is meshed with the short pipe latch; the top end of the transmission rod is provided with a stop pillar, and the stop pillar is also provided with a rotating handle.
Description
Technical Field
The utility model belongs to the technical field of the screw rod dismounting device of extruder, concretely relates to device is extracted to spiral pipe of extruder.
Background
The existing extruder is widely applied to the mixing, extruding, forming, reacting and other technological processes in the processing of plastics, rubber, synthetic fibers, coatings, paper pulp, pharmacy, feed, food and the like, the extruder is frequently required to regularly replace screw elements, stop, maintain and clean and maintain along with the lengthening of the service time, at the moment, the screw is required to be disassembled from a machine barrel, at the moment, a steel bar crowbar and the like are required to extend into a feed port during the existing disassembly, the steel bar is partially attached to a feed barrel of the feed port, the head of the steel bar extends into a screw groove of the screw, the screw is firstly pried out from the feed barrel by a certain distance by utilizing the lever principle and then is completely pulled out by manpower, the disassembly process is extremely difficult, time and labor are wasted, and the machine barrel, the screw and even a transmission box are easily damaged. In order to prevent the extruder from damaging equipment when the screw is disassembled, a screw pulling device is required to be installed on the plastic extruder in a matching way.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a device is extracted to spiral pipe of extruder, simple structure and can effectively protect equipment not damaged when the screw rod is extracted.
The utility model provides a following technical scheme:
a spiral pipe pulling-out device of an extruder is characterized by comprising a spiral pipe outer wall, a spiral short pipe, a fixed central shaft and a transmission rod;
an extruder spiral pipe is inserted into the outer wall of the spiral pipe, an opening is formed in the outer wall of the spiral pipe, and clamping grooves are formed in two ends of the opening;
short pipe threads are arranged on the spiral short pipe main body, short pipe clamping teeth are further arranged at two ends of the spiral short pipe, and a shaft hole is formed in the center of the spiral short pipe;
the fixing central shaft is provided with a bearing, the bearing is connected in a shaft hole of the spiral short pipe in a penetrating manner, two ends of the fixing central shaft are provided with positioning pins for fixing the fixing central shaft, the positioning pins are clamped in the clamping grooves, the spiral short pipe falls into the opening, and the thread of the short pipe is screwed with the thread of the spiral pipe of the extruder;
the transmission rod comprises a transmission rod clamping tooth, the transmission rod clamping tooth is arranged at the tail end of the transmission rod, and the transmission rod clamping tooth is meshed with the short pipe clamping tooth; the top end of the transmission rod is provided with a stop pillar, and the stop pillar is also provided with a rotating handle.
Preferably, the transmission rod is movably arranged in the transmission rod clamping seat, the transmission rod clamping seat is formed by connecting a semicircular clamping hoop I and a semicircular clamping hoop II through bolts, and the semicircular clamping hoop I is fixed on the outer wall of the spiral pipe.
Preferably, the clamp is clamped between the transmission rod latch and the stop post.
The utility model has the advantages that: through the application of the spiral pipe, the equipment cannot be damaged in the process of pulling out the screw rod of the extruder, and meanwhile, the spiral pipe is labor-saving and safer, can be detached, and has the advantages of simple structure, convenience in operation, low requirement on installation precision and low cost; the matched spiral pipe size can be replaced according to the thread size of the screw.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic side view of the present invention;
fig. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic side view of the spiral short pipe and the fixed central shaft of the present invention;
fig. 4 is a schematic view of the structure of the transmission rod of the present invention;
fig. 5 is a schematic view of the clamp structure of the present invention.
Detailed Description
As shown in the figure, the spiral pipe extracting device of the extruder provided by the utility model comprises a spiral pipe outer wall 1, a spiral short pipe 2, a fixed central shaft 3 and a transmission rod 4;
an extruder spiral pipe 5 is inserted in the outer wall 1 of the spiral pipe, an opening 6 is arranged on the outer wall 1 of the spiral pipe, and clamping grooves 7 are arranged at two ends of the opening 6; the main body of the spiral short pipe 2 is provided with a short pipe thread 8, two ends of the spiral short pipe 2 are also provided with short pipe latch teeth 9, and the center of the spiral short pipe 2 is provided with a shaft hole; the fixed central shaft 3 is provided with a bearing which is connected in the shaft hole of the spiral short pipe 2 in a penetrating way, two ends of the fixed central shaft 3 are provided with positioning pins 10 for fixing the fixed central shaft 3, and the positioning pins 10 are clamped in the clamping grooves 7, so that the spiral short pipe 2 falls into the opening 6 and the short pipe thread 8 is connected with the thread of the spiral pipe 5 of the extruder in a screwing way; the transmission rod 4 comprises a transmission rod latch 11, the transmission rod latch 11 is arranged at the tail end of the transmission rod 4, and the transmission rod latch 11 is meshed with the short pipe latch 9; the top end of the transmission rod 4 is provided with a stop column 12, and the stop column 12 is also provided with a rotating handle 13; the rotating handle 13 is rotated through external force, the rotating handle 13 drives the transmission rod 4 to rotate, the transmission rod clamping teeth 11 are meshed with the driving spiral short pipe 2 to rotate around the fixed central shaft 3 through a bearing, and the spiral short pipe 2 is screwed to drive the spiral pipe 5 of the extruder to rotate out or screw into the outer wall 1 of the spiral pipe.
The transmission rod 4 is movably arranged in a transmission rod clamping seat 14, the transmission rod clamping seat 14 is formed by connecting a semicircular clamping hoop I15 and a semicircular clamping hoop II 16 through bolts, and the semicircular clamping hoop I15 is fixed on the outer wall 1 of the spiral pipe; the clip is clamped between the drive rod latch 11 and the abutment 12 so that the drive rod 4 can rotate in the drive rod receptacle 14.
The spiral short pipe 2 and the fixed central shaft 3 are not separated without special condition, and the spiral short pipe in the following embodiment comprises the spiral short pipe 2 and the fixed central shaft 3. When the spiral pipe 5 of the extruder is installed, firstly, the spiral short pipe is installed on the outer wall 1 of the spiral pipe, namely, the positioning pin 10 is clamped in the clamping groove 7 on the outer wall 1 of the spiral pipe, then the fixing screw between the semicircular clamp II 16 and the semicircular clamp I15 is opened, the semicircular clamp II 16 is detached, the transmission rod 4 is placed at the semicircular clamp I15, then the semicircular clamp II 16 is installed on the semicircular clamp I15, and the spiral pipe 5 of the extruder is fixed in the transmission rod clamping seat 14; then the spiral pipe 5 is inserted into the position where the outer wall 1 of the spiral pipe is contacted with the short pipe thread 8 of the spiral short pipe 2; then external force rotates the twist grip 13, the twist grip 13 drives the transmission pole 4 to rotate, the transmission pole latch 11 meshes the drive spiral short pipe 2 to rotate around the fixed central shaft 3 through the bearing, the spiral short pipe 2 is screwed to drive the extruder spiral pipe 5 to rotate and screw in the spiral pipe outer wall 1, after the extruder spiral pipe 5 is confirmed to be screwed in the deepest part of the spiral pipe outer wall 1 to be fixed well, the semicircular clamp II 16 is firstly dismounted, the transmission pole 4 is dismounted, the semicircular clamp II 16 is mounted back, the spiral short pipe is dismounted finally, and the extruder enters a preparation working state. The extruder spiral pipe 5 is disassembled as long as the rotating handle 13 is rotated reversely to screw the extruder spiral pipe 5 out of the tail end of the spiral pipe outer wall 1, and the extruder spiral pipe 5 is pulled out gently.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (3)
1. A spiral pipe pulling-out device of an extruder is characterized by comprising a spiral pipe outer wall (1), a spiral short pipe (2), a fixed central shaft (3) and a transmission rod (4);
an extruder spiral pipe (5) is inserted into the outer wall (1) of the spiral pipe, an opening (6) is formed in the outer wall (1) of the spiral pipe, and clamping grooves (7) are formed in two ends of the opening (6);
a short pipe thread (8) is arranged on the main body of the spiral short pipe (2), short pipe clamping teeth (9) are further arranged at two ends of the spiral short pipe (2), and a shaft hole is formed in the center of the spiral short pipe (2);
the fixed central shaft (3) is provided with a bearing, the bearing is connected in a shaft hole of the spiral short pipe (2) in a penetrating manner, two ends of the fixed central shaft (3) are provided with positioning pins (10) used for fixing the fixed central shaft (3), the positioning pins (10) are clamped in the clamping grooves (7), the spiral short pipe (2) falls into the opening (6), and the short pipe thread (8) is connected with the thread of the spiral pipe (5) of the extruder in a screwing manner;
the transmission rod (4) comprises a transmission rod latch (11), the transmission rod latch (11) is arranged at the tail end of the transmission rod (4), and the transmission rod latch (11) is meshed with the short pipe latch (9); the top end of the transmission rod (4) is provided with a stop column (12), and the stop column (12) is further provided with a rotating handle (13).
2. The helical tube drawing device of an extruder as claimed in claim 1, wherein the driving rod (4) is movably disposed in a driving rod clamping seat (14), the driving rod clamping seat (14) is composed of a first semicircular clamping hoop (15) and a second semicircular clamping hoop (16) which are connected through bolts, and the first semicircular clamping hoop (15) is fixed on the outer wall (1) of the helical tube.
3. A spiral tube drawing apparatus of an extruder according to claim 1, wherein a collar is caught between the transmission rod latch (11) and the stopper pillar (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021227357.0U CN212736987U (en) | 2020-06-29 | 2020-06-29 | Spiral pipe pulling-out device of extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021227357.0U CN212736987U (en) | 2020-06-29 | 2020-06-29 | Spiral pipe pulling-out device of extruder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212736987U true CN212736987U (en) | 2021-03-19 |
Family
ID=75011453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021227357.0U Active CN212736987U (en) | 2020-06-29 | 2020-06-29 | Spiral pipe pulling-out device of extruder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212736987U (en) |
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2020
- 2020-06-29 CN CN202021227357.0U patent/CN212736987U/en active Active
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