CN219006909U

CN219006909U - Detachable screw element

Info

Publication number: CN219006909U
Application number: CN202223408694.1U
Authority: CN
Inventors: 李素丽
Original assignee: Nanjing Lesun Screw Co ltd
Current assignee: Nanjing Lesun Screw Co ltd
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-05-12
Anticipated expiration: 2032-12-19

Abstract

The utility model discloses a detachable screw element, which is applied to the field of screws and comprises a feeding section, wherein one end of the feeding section is provided with a mounting groove, the other end of the feeding section is sequentially provided with a compression section and a metering section, the other end of the feeding section is provided with a first slot, one end of the compression section is fixedly provided with a first threaded block, the other end of the compression section is provided with a second slot, one end of the metering section is fixedly provided with a second threaded block, and the first slot and the second slot are respectively internally inserted with a first pressing block and a second pressing block; according to the utility model, when the screw element is used, one screw is divided into three through the arrangement of the feeding section, the compression section and the metering section, and the screw is enabled to realize rich rotation progressive effect through the arrangement of threads, meanwhile, the installation groove of the feeding section is convenient for the whole quick installation of the screw, thereby bringing convenience to the use of the screw element and improving the use and installation efficiency of the screw.

Description

Detachable screw element

Technical Field

The utility model belongs to the field of screws, and particularly relates to a detachable screw element.

Background

In our life, the screw element has many application scenes, including a stirring mechanism, a juice squeezing mechanism and an injection molding mechanism, in the injection molding mechanism, the screw is an important part of the injection molding machine, and the functions of the screw are to convey, compact, melt, stir and press plastics, all of which are completed by the rotation of the screw in a charging barrel, and when the screw rotates, friction and mutual movement are generated between the plastics on the inner wall of the barrel, the bottom surface of a screw groove, the pushing surface of a screw edge and the plastics, so the screw is extremely easy to wear and has high cost. So the detachable screw rod appears in the market at present, the detachable screw rod divides the screw rod into three parts, namely a feeding section, a compression section and a metering section; the three sections are connected by screw threads; the screw feeding section, the compression section and the metering section can be mutually separated, and when one section is damaged, the screw is directly disassembled and then replaced; the production cost is greatly saved, but the detachable part is easy to be detached under the condition that the parts in threaded connection are continuously rotated, the stability of the screw in use is extremely low, the damage of a machine is easy to be caused, and more loss is caused.

Currently, the bulletin number is: the utility model of CN207256798U, which relates to the technical field of screws, particularly relates to a detachable screw, wherein a first shaft head and a second shaft head are respectively arranged at two ends of a compression section; the first shaft head is inserted into the first connecting hole; the first shaft head is provided with a first mounting groove; the first bolt passes through the first countersunk threaded hole and then is inserted into the first mounting groove; the first bolt is in threaded connection with the first countersunk head threaded hole; the second shaft head is inserted into the second connecting hole; the second shaft head is provided with a second mounting groove communicated with the second connecting hole; the second bolt passes through the second countersunk head threaded hole and then is inserted into the second mounting groove; the second bolt is in threaded connection with the second countersunk head threaded hole. When the novel structure is used, the feeding section, the compression section and the metering section are easy to disassemble, the structure is stable, and the feeding section, the compression section and the metering section cannot loosen under the rotation of external force; the stability of the screw rod during operation is greatly improved.

The device has convenient to detach's function, to lie in that its operational scenario is rotatory, so at the rotatory in-process of screw rod, be used for fixed first bolt and the second bolt of pegging graft, very easily appear droing at rotatory in-process, because of its quick rotatory produced centrifugal force easily throws out connecting hole with first bolt and second bolt, so the stable security of device is not high.

Disclosure of Invention

The utility model aims to provide a detachable screw element, which has the advantages of convenient installation and detachable function.

The technical aim of the utility model is realized by the following technical scheme: the utility model provides a detachable screw rod element, includes the feeding section, the mounting groove has been seted up to the one end of feeding section, the feeding section other end is equipped with compression section and measurement section in proper order, slot one has been seted up to the other end of feeding section, compression section's one end fixed mounting has screw thread piece one, slot two has been seted up to the other end of compression section, measurement section's one end fixed mounting has screw thread piece two, peg graft respectively in slot one and slot two's inside has press the piece one and press the piece two, screw thread piece one and screw thread piece two's one end equal fixed mounting have the fixed block, the one end of fixed block is rotated through the pivot and is connected with the installation piece, the bottom fixed mounting of installation piece one end has the box, screw thread piece one and the equal fixed mounting of the bottom of screw thread piece two one side have with installation piece top fixed connection's spring.

The technical scheme is adopted: when using screw rod component, through the setting of feed section, compression section and measurement section, divide into three with a screw rod first, and through the range setting of screw thread, make a screw rod realize abundant rotatory progressive effect, the mounting groove of feed section simultaneously, the holistic quick installation of screw rod is convenient for, use for screw rod component is convenient, the use and the installation effectiveness of screw rod have been improved, when dismantling screw rod component, through upwards take out press block one and press block two, drive the installation piece shrink when making the spring shrink, thereby the pin thread is cancelled with the box, through cancelling threaded connection with screw block one and slot one, thereby make feed section and compression section dismantle through cancelling threaded connection with screw block two and slot two, thereby make compression section and measurement section dismantle, through detachable setting, the replacement cost that brings when the screw rod component is damaged, when needs install feed section and compression section, only need screw block one precession slot one inside, through will press into press block one and press into press block one inside, make installation block one receive the card to press block one and press down with the compression section two, make the inside of the installation block two and install the box two and make the plug into two with the screw rod, make the cost is reduced to make the pin thread to install two and install the plug into two.

The utility model is further arranged such that the threads on the surface of the compression section are denser than the threads on the surfaces of the feed section and the metering section.

The technical scheme is adopted: through the arrangement of the threads, a screw rod realizes rich rotating progressive effect.

The utility model is further characterized in that the top parts of the second pressing block and the first pressing block are fixedly provided with the top blocks, and the top part of one end of the slot is provided with a top groove matched with the top blocks.

The technical scheme is adopted: through the joint of kicking block and roof groove, the kicking block is stealthy in feeding section and compression section surface of being convenient for.

The utility model is further arranged that one end of the first slot and one end of the second slot are respectively provided with threads.

The technical scheme is adopted: the first slot and the second slot are conveniently connected with the first thread block and the second thread block in a threaded manner through threads.

The utility model is further provided that the bottoms of the first slot and the second slot are fixedly provided with male buckles matched with the female buckles for clamping.

The technical scheme is adopted: the male buckle is convenient to be clamped with the female buckle through the arrangement of the male buckle.

The utility model is further provided that the tops of the first slot and the second slot are respectively provided with a bottom groove matched with the bottoms of the first pressing block and the second pressing block for insertion.

The technical scheme is adopted: the bottom of the pressing block I and the bottom of the pressing block II are convenient to be spliced firmly through the bottom groove.

The utility model further provides that one end of the metering section is of a pointed design.

The technical scheme is adopted: the metering section can better play the role through the pointed-end design.

The utility model further provides that the surfaces of the first thread block and the second thread block of the mounting groove are provided with threads.

The technical scheme is adopted: the first thread block and the second thread block are conveniently in threaded connection with the first slot and the second slot respectively through threads.

In summary, the utility model has the following beneficial effects:

1. when the screw element is used, one screw is divided into three parts through the arrangement of the feeding section, the compression section and the metering section, and the screw achieves rich rotation progressive effect through the arrangement of threads, meanwhile, the installation groove of the feeding section is convenient for the whole quick installation of the screw, thereby bringing convenience to the use of the screw element and improving the use and installation efficiency of the screw;

2. according to the utility model, when the screw element is disassembled, the first pressing block and the second pressing block are taken out upwards, the spring is contracted, the mounting block is driven to contract, the male buckle and the female buckle are clamped, the threaded connection between the first pressing block and the first slot is canceled, the feeding section and the compression section are disassembled, the threaded connection between the second pressing block and the second slot is canceled, the compression section and the metering section are disassembled, the replacement cost caused by the damage of the screw element is reduced through the detachable arrangement, when the feeding section and the compression section are required to be mounted, the first pressing block is screwed into the first slot, the mounting block is clamped with the male buckle downwards under the pressing of the first pressing block, the second pressing block is screwed into the second slot, the mounting block is clamped with the male buckle downwards under the pressing of the second pressing block, and the cost required for manufacturing the screw element is reduced.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic elevational view of the structure of the present utility model;

FIG. 3 is a schematic elevational view of the structure of the present utility model shown disassembled;

FIG. 4 is a front cross-sectional view of the structure of the present utility model;

fig. 5 is an enlarged view of fig. 4 at a in accordance with the present utility model.

Reference numerals: 1. a feed section; 2. a compression section; 3. a metering section; 4. a first slot; 5. pressing a second pressing block; 6. a second slot; 7. a first thread block; 8. a spring; 9. a mounting block; 10. a male buckle; 11. a bottom groove; 12. a top block; 13. a top groove; 14. a fixed block; 15. a second thread block; 16. a female buckle; 17. a mounting groove; 18. pressing the first pressing block.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings.

Example 1:

referring to fig. 1, fig. 2 and fig. 3, a detachable screw rod element, including feeding section 1, mounting groove 17 has been seted up to feeding section 1's one end, feeding section 1 other end is equipped with compression section 2 and measurement section 3 in proper order, when using the screw rod element, through feeding section 1, compression section 2 and measurement section 3's setting, divide into three with a screw rod to through the range setting of screw thread, make a screw rod realize abundant rotatory progressive effect, simultaneously feeding section 1's mounting groove 17, the holistic quick installation of screw rod of being convenient for, the use of screw rod element brings convenience, the use and the installation effectiveness of screw rod have been improved.

Referring to fig. 2, the screw threads on the surface of the compression section 2 are denser than those on the surfaces of the feeding section 1 and the metering section 3, and a screw rod realizes rich rotation progressive effect through arrangement of the screw threads.

Referring to fig. 3, one end of the metering section 3 is of a pointed design, by which the metering section 3 is facilitated to better perform its function.

The use process is briefly described: when using screw rod element, through the setting of feed section 1, compression section 2 and measurement section 3, divide into three with a screw rod to through the range setting of screw thread, make a screw rod realize abundant rotatory progressive action, the mounting groove 17 of feed section 1 simultaneously, the holistic quick installation of screw rod of being convenient for is convenient for use of screw rod element, has improved the use and the installation effectiveness of screw rod, and the better performance of measurement section 3 of tip formula design is convenient for its effect.

Example 2:

referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, a detachable screw element comprises a feeding section 1, a slot one 4 is provided at the other end of the feeding section 1, a threaded block one 7 is fixedly mounted at one end of a compression section 2, a slot two 6 is provided at the other end of the compression section 2, a threaded block two 15 is fixedly mounted at one end of a metering section 3, a pressing block one 18 and a pressing block two 5 are respectively inserted into the slots one 4 and two 6, a fixing block 14 is fixedly mounted at one ends of the threaded block one 7 and the threaded block two 15, a mounting block 9 is rotatably connected at one end of the fixing block 14 through a rotating shaft, a snap 16 is fixedly mounted at the bottom of one end of the mounting block 9, a spring 8 fixedly connected with the top of the mounting block 9 is fixedly mounted at the bottoms of one ends of the threaded block one 7 and the threaded block two 15, when the screw element is detached, the pressing block one 18 and the pressing block two 5 are taken out upwards, the spring 8 is contracted and the mounting block 9 is driven to be contracted, the male buckle 10 and the female buckle 16 are clamped, the threaded connection between the threaded block I7 and the slot I4 is canceled, the feeding section 1 and the compression section 2 are disassembled, the threaded connection between the threaded block II 15 and the slot II 6 is canceled, the compression section 2 and the metering section 3 are disassembled, the replacement cost caused by the damage of screw elements is reduced through the detachable arrangement, when the feeding section 1 and the compression section 2 are required to be mounted, the threaded block I7 is screwed into the slot I4, the pressing block I18 is inserted into the slot I4, the mounting block 9 is pressed by the pressing block I18 to be clamped with the male buckle 10, the compression section 2 and the metering section 3 are required to be mounted by screwing the threaded block II 15 into the slot II 6, the pressing block II 5 is inserted into the slot II 6, the mounting block 9 is pressed by the second pressing block 5 to be clamped with the male buckle 10, so that convenience is brought to the use of the screw element, and the cost required by manufacturing the screw is reduced.

Referring to fig. 5, the top of the pressing block two 5 and the top of the pressing block one 18 are fixedly provided with a top block 12, the top of one end of the slot one 4 is provided with a top groove 13 matched with the top block 12, and the top block 12 is convenient to be invisible on the surfaces of the feeding section 1 and the compression section 2 through the clamping connection between the top block 12 and the top groove 13.

Referring to fig. 5, threads are formed at one ends of the first slot 4 and the second slot 6, so that the first slot 4 and the second slot 6 can be in threaded connection with the first thread block 7 and the second thread block 15 respectively.

Referring to fig. 5, the bottoms of the first slot 4 and the second slot 6 are fixedly provided with a pin 10 which is matched with the box 16 for clamping, and the pin 10 is convenient for clamping with the box 16.

Referring to fig. 5, the top of the first slot 4 and the second slot 6 are respectively provided with a bottom groove 11 which is matched with the bottoms of the first pressing block 18 and the second pressing block 5 for plugging, and the bottoms of the first pressing block 18 and the second pressing block 5 are convenient to plug firmly through the bottom groove 11.

Referring to fig. 3, the surfaces of the first thread block 7 and the second thread block 15 of the mounting groove 17 are provided with threads, so that the first thread block 7 and the second thread block 15 are in threaded connection with the inside of the first slot 4 and the inside of the second slot 6 respectively.

The use process is briefly described: when the screw element is disassembled, the first pressing block 18 and the second pressing block 5 are taken out upwards, the spring 8 is contracted, the mounting block 9 is driven to contract, the male buckle 10 and the female buckle 16 are in clamping connection cancellation, the threaded connection between the first threaded block 7 and the first slot 4 is cancelled, the feeding section 1 and the compression section 2 are disassembled, the threaded connection between the second threaded block 15 and the second slot 6 is cancelled, the compression section 2 and the metering section 3 are disassembled, the replacement cost caused by the damage of the screw element is reduced through the detachable arrangement, the first slot 4 and the second slot 6 are in threaded connection with the first threaded block 7 and the second threaded block 15 respectively by threads, when the feeding section 1 and the compression section 2 are required to be mounted, the first threaded block 7 is screwed into the first slot 4, the first pressing block 18 is inserted into the first slot 4, the installation block 9 is pressed by the first pressing block 18 to be clamped with the male buckle 10 downwards, the second threaded block 15 is screwed into the second slot 6 when the compression section 2 and the metering section 3 are installed, the second pressing block 5 is inserted into the second slot 6, the installation block 9 is pressed by the second pressing block 5 to be clamped with the male buckle 10 downwards, convenience is brought to the use of screw elements, the cost required by manufacturing screws is reduced, the bottom groove 11 is convenient for the first pressing block 18 and the second pressing block 5 to be clamped firmly, the top block 12 and the top groove 13 are clamped firmly, the surfaces of the feeding section 1 and the compression section 2 are invisible, and the tip-type design is convenient for the metering section 3 to play a role better.

The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.

Claims

1. A removable screw element comprising a feed section (1), characterized in that: mounting groove (17) have been seted up to the one end of feed section (1), the feed section (1) other end is equipped with compression section (2) and measurement section (3) in proper order, slot one (4) have been seted up to the other end of feed section (1), screw thread piece one (7) have been seted up to the one end fixed mounting of compression section (2), slot two (6) have been seted up to the other end of compression section (2), the one end fixed mounting of measurement section (3) has screw thread piece two (15), peg graft respectively in the inside of slot one (4) and slot two (6) has push down piece one (18) and push down piece two (5), the one end of screw thread piece one (7) and screw thread piece two (15) is equal fixed mounting has fixed block (14), the one end of fixed block (14) is connected with installation piece (9) through the pivot rotation, the bottom fixed mounting of installation piece (9) one end has box (16), the bottom of screw thread piece one (7) and screw thread piece two (15) one side is equipped with spring (8) of fixed connection with installation piece (9) top.

2. A removable screw element according to claim 1, wherein: the screw thread on the surface of the compression section (2) is denser than the screw thread on the surfaces of the feeding section (1) and the metering section (3).

3. A removable screw element according to claim 1, wherein: the top of the second pressing block (5) and the top of the first pressing block (18) are fixedly provided with a top block (12), and the top of one end of the first slot (4) is provided with a top groove (13) matched with the top block (12).

4. A removable screw element according to claim 1, wherein: threads are formed at one end of the inside of the first slot (4) and one end of the inside of the second slot (6).

5. A removable screw element according to claim 1, wherein: the bottoms of the first slot (4) and the second slot (6) are fixedly provided with male buckles (10) which are matched with the female buckles (16) in a clamping manner.

6. A removable screw element according to claim 1, wherein: bottom grooves (11) which are matched with the bottoms of the first pressing block (18) and the second pressing block (5) in an inserting mode are respectively formed in the tops of the first inserting groove (4) and the second inserting groove (6).

7. A removable screw element according to claim 1, wherein: one end of the metering section (3) is designed in a pointed-end mode.

8. A removable screw element according to claim 1, wherein: the surfaces of the first thread block (7) and the second thread block (15) of the mounting groove (17) are provided with threads.