Thread machining device for screw

Abstract

The utility model discloses a thread machining device for a screw, which belongs to the technical field of thread machining and comprises a base and a support plate fixed at the top end of the base, a tapping ring is slidably mounted at the top end of the base, moving frames are fixedly mounted at two ends of the tapping ring, and the moving frames are movably mounted on the support plate. A plurality of handles are fixed to the outer wall of the tapping ring in an annular array mode, a mounting frame is fixed to the side wall of the supporting plate, a fastening frame is detachably fixed to the interior of the mounting frame, an inner hexagonal groove is formed in the side wall of the fastening frame, and a screw body axially corresponding to the tapping ring is inserted into the inner hexagonal groove in a matched mode; a bolt abutting against the screw body is inserted into the top end of the fastening frame in a threaded mode, a sliding groove is formed in the top end of the base, the screw body can be fixed and tapped conveniently through the thread machining device for the screw, and the stability of tapping machining of the screw body is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of thread processing, and in particular relates to a thread processing device for a screw. Background Art

[0002] Screws are the most common and simple-structured fixing elements today, and they need to be clamped and fixed during the tapping process.

[0003] The patent with application number 202123399173.X discloses a screw thread processing device, including a base, a slotting device is provided at the upper end of the base, a clamping mechanism for fixing the screw is provided at the upper end of the base, and a driving mechanism for driving the slotting device is provided inside the base, the driving mechanism includes a motor, a limit frame, a threaded slider, a threaded rod, a sliding rod and a sliding groove, the output end of the motor is rotatably connected to one end of the base, and the output end of the motor is fixedly connected to the threaded rod, the threaded rod is threadedly connected to the threaded slider, the outer periphery of the threaded slider is slidably connected to the limit frame, and the upper end of the threaded slider is fixedly connected to the sliding rod, the sliding rod and one side of the limit frame are slidably connected, a sliding groove is provided at the upper end of the base, and the sliding rod and the sliding groove are slidably connected.

[0004] The above technical solution clamps and fixes the screws by the first clamping plate and the second clamping plate. Due to the lack of axial positioning of the screws during the clamping and fixing process, the screws are prone to sliding during the processing, which causes the screws to rotate or the axis to be misaligned during the processing, seriously affecting the processing effect of the screws. Utility Model Content

[0005] (1) Technical issues to be solved

[0006] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a screw thread processing device, which aims to solve the technical problem that in the prior art, due to the lack of axial positioning of the screw during the clamping and fixing process, the screw is prone to sliding during the processing, thereby causing the screw to rotate or the axis to be misaligned during the processing, seriously affecting the screw processing effect.

[0007] (2) Technical solution

[0008] In order to solve the above technical problems, the utility model provides a screw thread processing device, which includes a base and a support plate fixed to the top of the base, a tapping ring is slidably installed on the top of the base, a movable frame is fixedly installed at both ends of the tapping ring, and a plurality of handles are fixed on the outer wall of the tapping ring in a circular array, a mounting frame is fixed on the side wall of the support plate, a fastening frame is detachably fixed in the mounting frame, a hexagonal groove is provided on the side wall of the fastening frame, a screw body corresponding to the axial direction of the tapping ring is fitted and inserted in the hexagonal groove, and a bolt abutting against the screw body is threadedly inserted on the top of the fastening frame.

[0009] When the screw thread processing device of the technical solution is used, a mounting frame and a tapping ring are respectively provided on both sides of the top surface of the base, and a fastening frame is detachably fixed on the side wall of the mounting frame. When tapping the screw body, the screw body is inserted into the hexagonal groove, and the bolt is tightened to make it abut against the screw body. After fixing, the tapping ring is driven by the handle to rotate between the two moving frames to tap the screw body, and the sliding part moves synchronously in the sliding groove during the tapping process, which is convenient for fixed tapping of the screw body and improves the stability of the tapping processing of the screw body; by providing fastening rings threadedly sleeved on the tapping ring at both ends of the moving frame, the moving frame is disassembled from the tapping ring after the fastening ring is unscrewed, and the tapping rings of different inner diameters are replaced after disassembly, and at the same time, a positioning block that is clamped with the positioning groove is elastically provided at the top of the positioning part, and a button is squeezed from the top of the raised part. The button pushes the positioning block to move out of the positioning groove during the movement, and the fastening frame is slid and disassembled from the mounting frame after the removal, and the fastening frame with different sizes of hexagonal grooves is replaced for processing and fixing of screws of different models.

[0010] Preferably, a slide groove is provided at the top of the base, and a sliding portion which is fitted and inserted in the slide groove is fixed at the bottom end of the movable frame.

[0011] Furthermore, both ends of the tapping ring are threadedly connected with fastening rings, the top end of the movable frame is slidably sleeved on the tapping ring, and the two sides of the movable frame are respectively in contact with the tapping ring and the fastening ring.

[0012] Furthermore, a positioning portion is fixed to the top end of the fastening frame, and is axially positioned with the mounting frame through the positioning portion, and a protrusion for accommodating the positioning portion is provided at the top end of the mounting frame.

[0013] Furthermore, a positioning groove is provided in the raised portion, and a button is protruding from the top of the raised portion and is slidably inserted in the positioning groove.

[0014] Furthermore, a telescopic groove is formed at the top of the positioning portion, and a positioning block is embedded in the telescopic groove.

[0015] Furthermore, the top end of the positioning block is inserted into the positioning groove, and an elastic plate fixed to the positioning block is embedded in the telescopic groove.

[0016] (3) Beneficial effects

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] The utility model provides a mounting frame and a tapping ring on both sides of the top surface of the base, and a fastening frame is detachably fixed on the side wall of the mounting frame. When tapping the screw body, the screw body is inserted into the hexagonal groove, and the bolt is tightened to make it abut against the screw body. After fixing, the tapping ring is driven by the handle to rotate between the two moving frames to tap the screw body, and the sliding part moves synchronously in the sliding groove during the tapping process, which is convenient for fixed tapping of the screw body and improves the stability of the tapping processing of the screw body.

[0019] By arranging fastening rings threadedly connected to the tapping ring at both ends of the moving frame, the moving frame can be disassembled from the tapping ring after the fastening ring is screwed down, and the tapping rings with different inner diameters can be replaced after disassembly. At the same time, a positioning block that is engaged with the positioning groove is elastically arranged at the top of the positioning part. The button is squeezed from the top of the raised part. The button pushes the positioning block out of the positioning groove during the movement, and the fastening frame is slid and disassembled from the mounting frame after it is moved out. By replacing the fastening frame with hexagonal sockets of different sizes, it is suitable for the processing and fixation of screws of different types. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without paying any creative work.

[0021] Figure 1 It is a schematic diagram of the structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the structure of the mobile frame of the utility model;

[0023] Figure 3 This is a schematic diagram of the disassembly structure of the mounting frame of the utility model;

[0024] Figure 4 For the utility model Figure 3 A schematic diagram of the enlarged structure in the middle.

[0025] The markings in the accompanying drawings are: 1. base; 2. screw body; 3. support plate; 4. mounting frame; 5. slide groove; 6. movable frame; 7. fastening ring; 8. handle; 9. tapping ring; 10. sliding part; 11. fastening frame; 12. hexagonal groove; 13. positioning part; 14. bolt; 15. positioning groove; 16. button; 17. protrusion; 18. telescopic groove; 19. positioning block; 20. elastic plate. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] This specific embodiment is a screw thread processing device, and its structural schematic diagram is as follows Figure 1 and Figure 2 As shown, the screw thread processing device comprises a base 1 and a support plate 3 fixed on the top of the base 1, a tapping ring 9 is slidably installed on the top of the base 1, a moving frame 6 is fixedly installed on both ends of the tapping ring 9, and a plurality of handles 8 are fixed on the outer wall of the tapping ring 9 in an annular array, a mounting frame 4 is fixed on the side wall of the support plate 3, a fastening frame 11 is detachably fixed in the mounting frame 4, and a hexagonal groove 12 is provided on the side wall of the fastening frame 11, and a screw corresponding to the axial direction of the tapping ring 9 is inserted in the hexagonal groove 12. The screw body 2 is a screw body 2, wherein the top end of the fastening frame 11 is threadedly inserted with a bolt 14 that abuts against the screw body 2, a slide groove 5 is opened at the top of the base 1, and a sliding portion 10 that fits and is inserted in the slide groove 5 is fixed at the bottom end of the movable frame 6. The screw body 2 is inserted into the hexagonal groove 12, and the bolt 14 is tightened to make it abut against the screw body 2. After fixing, the tapping ring 9 is driven by the handle 8 to rotate between the two movable frames 6 to tap the screw body 2, and the sliding portion 10 moves synchronously in the slide groove 5 during the tapping process.

[0028] like Figure 3 and Figure 4 As shown, both ends of the tapping ring 9 are threadedly inserted with the fastening ring 7, the top of the movable frame 6 is slidably sleeved on the tapping ring 9, and the two sides of the movable frame 6 are respectively abutted against the tapping ring 9 and the fastening ring 7, a positioning portion 13 is fixed to the top of the fastening frame 11, and is axially positioned with the mounting frame 4 through the positioning portion 13, and a protrusion 17 for accommodating the positioning portion 13 is provided at the top of the mounting frame 4. After unscrewing the fastening ring 7, the movable frame 6 is removed from the tapping ring 9, and the tapping ring 9 with different inner diameters is replaced after removal, and at the same time, a positioning block 19 that is engaged with the positioning groove 15 is elastically provided at the top of the positioning portion 13.

[0029] A positioning groove 15 is provided in the raised portion 17, and a button 16 slidably inserted in the positioning groove 15 is protruded from the top of the raised portion 17. A telescopic groove 18 is provided at the top of the positioning portion 13. A positioning block 19 is embedded in the telescopic groove 18. The top of the positioning block 19 fits in the positioning groove 15. An elastic plate 20 fixed to the positioning block 19 is embedded in the telescopic groove 18. The button 16 is squeezed from the top of the raised portion 17. During the movement, the button 16 pushes the positioning block 19 out of the positioning groove 15, and after the fastening frame 11 is moved out, it is slidably disassembled from the mounting frame 4. Replacing the fastening frame 11 with hexagonal sockets 12 of different sizes is suitable for the processing and fixation of screws of different types.

[0030] The structural diagram of the movable frame 6 of the screw thread processing device is as follows: Figure 2 As shown, the schematic diagram of the split structure of the mounting frame 4 is as follows Figure 3 As shown, its Figure 3 The enlarged schematic diagram of the structure at A is as follows Figure 4 shown.

[0031] Working principle: When the thread processing device of the screw of the present technical solution is used to tap the screw body 2, the screw body 2 is inserted into the hexagonal groove 12, and the bolt 14 is tightened to make it abut against the screw body 2, and after fixing, the tapping ring 9 is driven by the handle 8 to rotate between the two movable frames 6 to tap the screw body 2, and the sliding part 10 moves synchronously in the slide groove 5 during the tapping process, which is convenient for fixed tapping of the screw body 2. After unscrewing the fastening ring 7, the movable frame 6 is removed from the tapping ring 9, and the tapping ring 9 with different inner diameters is replaced after disassembly. At the same time, a positioning block 19 that is engaged with the positioning groove 15 is elastically provided at the top of the positioning part 13, and the button 16 is squeezed from the top of the protruding part 17. The button 16 pushes the positioning block 19 to move out of the positioning groove 15 during the movement, and after moving out, the fastening frame 11 is slid and removed from the mounting frame 4. By replacing the fastening frame 11 with hexagonal grooves 12 of different sizes, it is suitable for the processing and fixation of screws of different types.

[0032] All technical features in this embodiment can be freely combined according to actual needs.

[0033] Finally, it should be noted that the above is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A screw thread processing device, comprising a base (1) and a support plate (3) fixed on the top of the base (1), characterized in that: A tapping ring (9) is slidably mounted on the top of the base (1), a movable frame (6) is fixedly mounted on both ends of the tapping ring (9), and a plurality of handles (8) are fixedly mounted on the outer wall of the tapping ring (9) in a circular array, a mounting frame (4) is fixedly mounted on the side wall of the support plate (3), a fastening frame (11) is detachably fixedly mounted in the mounting frame (4), a hexagonal groove (12) is provided on the side wall of the fastening frame (11), a screw body (2) axially corresponding to the tapping ring (9) is inserted into the hexagonal groove (12), and a bolt (14) abutting against the screw body (2) is inserted into the top thread of the fastening frame (11).

2. A screw thread processing device according to claim 1, characterized in that: A slide groove (5) is provided at the top end of the base (1), and a sliding portion (10) which is inserted into the slide groove (5) is fixed at the bottom end of the movable frame (6).

3. A screw thread processing device according to claim 2, characterized in that: Both ends of the tapping ring (9) are threadedly connected with a fastening ring (7), the top end of the movable frame (6) is slidably sleeved on the tapping ring (9), and the two sides of the movable frame (6) are respectively in contact with the tapping ring (9) and the fastening ring (7).

4. A screw thread processing device according to claim 1, characterized in that: A positioning portion (13) is fixed to the top end of the fastening frame (11), and is axially positioned with the mounting frame (4) through the positioning portion (13); a protrusion (17) for accommodating the positioning portion (13) is provided at the top end of the mounting frame (4).

5. A screw thread processing device according to claim 4, characterized in that: The raised portion (17) is provided with a positioning groove (15), and a button (16) protruding from the top end of the raised portion (17) is slidably inserted into the positioning groove (15).

6. A screw thread processing device according to claim 5, characterized in that: A telescopic groove (18) is provided at the top end of the positioning portion (13), and a positioning block (19) is embedded in the telescopic groove (18).

7. A screw thread processing device according to claim 6, characterized in that: The top end of the positioning block (19) is inserted into the positioning groove (15), and an elastic plate (20) fixed to the positioning block (19) is embedded in the telescopic groove (18).

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