CN214928387U - Crochet hook device for thread binding machine - Google Patents
Crochet hook device for thread binding machine Download PDFInfo
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- CN214928387U CN214928387U CN202121550603.0U CN202121550603U CN214928387U CN 214928387 U CN214928387 U CN 214928387U CN 202121550603 U CN202121550603 U CN 202121550603U CN 214928387 U CN214928387 U CN 214928387U
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- crochet
- needle
- threading needle
- screw rod
- bidirectional screw
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Abstract
The utility model discloses a crochet hook device for a thread binding machine, which comprises a crochet hook frame, two threading needle assemblies and a bidirectional screw rod; the threading needle assembly comprises a movable base and a threading needle fixedly connected to the movable base, and the movable base is arranged on the needle hooking frame in a sliding manner in the same direction; the bidirectional screw rod is rotatably arranged on the crochet hook frame, the bidirectional screw rod is respectively connected with the two moving bases through threads, and the two moving bases are enabled to respectively drive the corresponding threading needle assemblies to move in the same direction or move back to back through rotating the bidirectional screw rod. The position of the threading needle can be adjusted along with the perforation distance of the book.
Description
Technical Field
The utility model relates to a crochet hook device for thread binding machine.
Background
At present, the thread binding machine is the office supplies for binding books, includes the crochet hook device on the thread binding machine, and the crochet hook device mainly used penetrates the binding line downthehole that books were beaten, and the position of the threading needle on the crochet hook device of prior art's thread binding machine can not follow the pitch of a hole to adjust, and it is very inconvenient to use.
Disclosure of Invention
The utility model aims to solve the technical problem that overcome prior art's defect, provide a crochet hook device for thread binding machine, its threading needle's position can be followed the pitch-row that books punched and adjusted.
In order to solve the technical problem, the technical scheme of the utility model is that: a crochet hook device for a thread installing machine comprises a crochet hook frame, two threading needle assemblies and a bidirectional screw rod; wherein the content of the first and second substances,
the threading needle assembly comprises a movable base and a threading needle fixedly connected to the movable base, and the movable base is arranged on the needle hooking frame in a sliding manner in the same direction;
the bidirectional screw rod is rotatably arranged on the crochet hook frame, the bidirectional screw rod is respectively connected with the two moving bases through threads, and the two moving bases are enabled to respectively drive the corresponding threading needle assemblies to move in the same direction or move back to back through rotating the bidirectional screw rod.
Further provides a mode of supporting the moving base on the crochet hook frame, and the crochet hook frame is provided with a sliding groove corresponding to the moving base;
the movable base is provided with a sliding block, and the sliding block is in sliding fit with the sliding groove.
Further, at least one side of the upper end of the sliding block is provided with a protruding wing, and the protruding wing is in contact with the top wall of the needle hooking frame so as to prevent the moving base from moving downwards.
The movable base is provided with a nut, and the nut is connected with the bidirectional screw rod through threads.
Furthermore, the bidirectional screw rod comprises a forward thread section and a reverse thread section, wherein one movable base is in threaded connection with the forward thread section, and the other movable base is in threaded connection with the reverse thread section.
Furthermore, bearing fixing seats are respectively arranged at two ends of the crochet hook frame, and two ends of the bidirectional screw rod are respectively and rotatably connected to the corresponding bearing fixing seats.
The specific structure of the threading needle is further provided, the lower end part of the threading needle is fixedly connected to the movable base, and the upper end of the threading needle is provided with a top thread groove formed by two petals.
The needle hooking frame is provided with a fixed needle hooking needle at the position between the two threading needle assemblies, wherein the threading needle of one threading needle assembly, the fixed needle hooking needle and the threading needle of the other threading needle assembly are sequentially arranged along the sliding direction of the movable base.
Further, the needle hooking frame is adapted to be driven to move up and down.
Furthermore, the crochet hook frame is provided with a guide rail component for guiding the upward and downward movement direction of the crochet hook frame.
After the technical scheme is adopted, the utility model discloses a threading needle is connected on moving the base, because moving the base and passing through threaded connection with two-way lead screw, can adjust the position of threading needle simultaneously through the two-way lead screw of action to can adapt to the pitch-row after punching on books, it is very convenient to adjust.
Drawings
Fig. 1 is a perspective view of the crochet hook device for the thread binding machine of the present invention.
Detailed Description
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings.
As shown in fig. 1, a crochet hook device for a thread binding machine comprises a crochet hook frame 1, two threading needle assemblies and a bidirectional screw rod 2; wherein the content of the first and second substances,
the threading needle assembly comprises a movable base 31 and a threading needle 32 fixedly connected to the movable base 31, and the movable base 31 is arranged on the needle hooking frame 1 in a sliding manner in the same direction;
the bidirectional screw rod 2 is rotatably arranged on the crochet hook frame 1, the bidirectional screw rod 2 is respectively connected with the two moving bases 31 through threads, and the two moving bases 31 respectively drive the corresponding threading needle assemblies to move in the same direction or move in the opposite direction through rotating the bidirectional screw rod 2.
In this embodiment, the threading needle 32 is connected to the movable base 31, and since the movable base 31 is connected to the bidirectional screw rod 2 through a screw, the position of the threading needle 32 can be adjusted simultaneously by moving the bidirectional screw rod 2, so that the threading needle can be adapted to the pitch of holes punched in the book, and the adjustment is very convenient.
The rotation of the bidirectional screw rod 2 can be driven by a motor or can be driven by hand.
Fig. 1 shows a connection manner of the moving base 31 on the crochet hook rack 1, but is not limited to this manner, and specifically, the following structure is adopted: the crochet hook frame 1 is provided with a sliding groove 11 corresponding to the movable base 31;
the moving base 31 has a slide block 31a, and the slide block 31a is slidably fitted to the slide groove 11.
Specifically, as shown in fig. 1, the sliding block 31a may be provided with protruding wings 31a1 at both sides of the upper end thereof, and the protruding wings 31a1 contact the top wall of the needle holder 1 to prevent the moving base 31 from moving downward, in such a manner that the moving base 31 is relatively smooth during sliding.
Specifically, as shown in fig. 1, the moving base 31 may further have a nut 31b, and the nut 31b is threadedly coupled to the bidirectional screw 2. The slide block 31a may be located above the moving base 31, and the nut 31b may be located below the moving base 31.
Specifically, as shown in fig. 1, the bidirectional screw 2 may include a forward thread section 21 and a reverse thread section 22, wherein one moving base 31 is threadedly connected to the forward thread section 21, and the other moving base 31 is threadedly connected to the reverse thread section 22.
Specifically, as shown in fig. 1, two ends of the needle hooking frame 1 are respectively provided with a bearing fixing seat 4, and two ends of the bidirectional screw rod 2 are respectively rotatably connected to the corresponding bearing fixing seats 4.
Specifically, the threading needle 32 of the present embodiment may be configured as follows: the lower end of the threading needle 32 is fixedly attached to the movable base 31, and the upper end of the threading needle 32 is provided with a two-piece top thread groove 32a, but the configuration of the threading needle 32 is not limited to this.
Specifically, the needle hooking frame 1 of the present embodiment is provided with the fixed threading needle 5 at a position between the two threading needle assemblies, wherein the threading needle 32 of one of the threading needle assemblies, the fixed threading needle 5 and the threading needle 32 of the other threading needle assembly are arranged in this order along the sliding direction of the moving base 31. The structure for fixing the threading needle 5 is in this embodiment the same as the structure of the threading needle 32.
Specifically, the crochet hook frame 1 can be driven to move up and down on the whole line installation, and the punched book is positioned above the crochet hook frame 1.
Specifically, the crochet hook frame 1 is provided with a guide rail assembly 6 for guiding the vertical movement direction of the crochet hook frame 1.
The above-mentioned embodiments further explain in detail the technical problems, technical solutions and advantages solved by the present invention, and it should be understood that the above only is a specific embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. A crochet device for a thread installing machine is characterized by comprising a crochet frame (1), two threading needle assemblies and a bidirectional screw rod (2); wherein the content of the first and second substances,
the threading needle assembly comprises a moving base (31) and a threading needle (32) fixedly connected to the moving base (31), and the moving base (31) is arranged on the needle hooking frame (1) in a sliding manner in the same direction;
the bidirectional screw rod (2) is rotatably arranged on the crochet hook frame (1), the bidirectional screw rod (2) is respectively connected with the two moving bases (31) through threads, and the two moving bases (31) respectively drive the corresponding threading needle assemblies to move in the same direction or move back to back through rotating the bidirectional screw rod (2).
2. The crochet apparatus for a thread binding machine according to claim 1,
the crochet hook frame (1) is provided with a sliding groove (11) corresponding to the movable base (31);
the moving base (31) is provided with a sliding block (31 a), and the sliding block (31 a) is slidably matched on the sliding groove (11).
3. The crochet apparatus for a thread binding machine according to claim 2,
at least one side of the upper end of the sliding block (31 a) is provided with a protruding wing (31 a 1), and the protruding wing (31 a 1) is contacted with the top wall of the crochet hook frame (1) to prevent the moving base (31) from moving downwards.
4. The crochet apparatus for a thread binding machine according to claim 1,
the moving base (31) is provided with a nut (31 b), and the nut (31 b) is connected with the bidirectional screw rod (2) through threads.
5. The crochet apparatus for a thread binding machine according to claim 1,
the bidirectional screw rod (2) comprises a forward thread section (21) and a reverse thread section (22), wherein one movable base (31) is in threaded connection with the forward thread section (21), and the other movable base (31) is in threaded connection with the reverse thread section (22).
6. The crochet apparatus for a thread binding machine according to claim 1,
the two ends of the crochet hook frame (1) are respectively provided with a bearing fixing seat (4), and the two ends of the bidirectional screw rod (2) are respectively and rotatably connected to the corresponding bearing fixing seats (4).
7. The crochet apparatus for a thread binding machine according to claim 1,
the lower end part of the threading needle (32) is fixedly connected to the movable base (31), and the upper end of the threading needle (32) is provided with a top line groove (32 a) formed by two petals.
8. The crochet apparatus for a thread binding machine according to claim 1,
the needle hooking frame (1) is provided with a fixed needle (5) between two threading needle assemblies, wherein the threading needle (32) of one threading needle assembly, the fixed needle (5) and the threading needle (32) of the other threading needle assembly are sequentially arranged along the sliding direction of the movable base (31).
9. The crochet apparatus for a thread binding machine according to claim 1,
the needle hooking frame (1) is suitable for being driven to move up and down.
10. The crochet apparatus for a thread-binding machine according to claim 9,
the needle hooking frame (1) is provided with a guide rail assembly (6) for guiding the needle hooking frame (1) to move up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121550603.0U CN214928387U (en) | 2021-07-08 | 2021-07-08 | Crochet hook device for thread binding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121550603.0U CN214928387U (en) | 2021-07-08 | 2021-07-08 | Crochet hook device for thread binding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214928387U true CN214928387U (en) | 2021-11-30 |
Family
ID=79074077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121550603.0U Active CN214928387U (en) | 2021-07-08 | 2021-07-08 | Crochet hook device for thread binding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214928387U (en) |
-
2021
- 2021-07-08 CN CN202121550603.0U patent/CN214928387U/en active Active
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