Bolt thread machining device

Abstract

The utility model discloses a bolt thread machining device which comprises a first rotating disc, a first open groove, a second rotating disc, a second open groove, a third open groove, a second clamping block, a worm, a brush and a tool bit, a first motor is fixed at the upper end of a support, the output end of the first motor is connected with the first rotating disc, the first open groove is formed in the first rotating disc, and the second open groove is formed in the second rotating disc. And a second rotating disc is arranged in the first open groove. According to the bolt thread machining device, the distance between the clamping devices can be adjusted, bolts of different sizes can be clamped, great limitation is avoided, cooling lubricating liquid can be smeared through a brush in the machining process, and the problems of heating and large friction force of a tool bit and the bolts in the thread machining process can be well solved; the tool bit and the bolt body cannot be damaged, the loss rate is reduced, the position of the tool bit can be adjusted at will, and more threads in different shapes can be conveniently produced.

Description

Technical Field

[0001] The utility model relates to the field of threaded bolt processing, in particular to a bolt thread processing device. Background Art

[0002] In the production process of bolts, in order to make the bolts play their due role, it is necessary to process threads on their surfaces. Therefore, a bolt thread processing device is needed to produce uniform threads on the surface of the bolts.

[0003] The bolts processed by the existing bolt thread processing devices are of relatively single size, and it is usually difficult to solve the problem of processing threads of various sizes. It has great limitations, and during the processing, the friction between the cutter head and the bolt body is large, which easily causes heating, affecting the quality of the bolt and easily damaging the cutter head. In addition, it is difficult to adjust the position of the cutter head, resulting in a relatively single processing result.

[0004] Therefore, we propose a bolt thread processing device to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a bolt thread processing device to solve the problem proposed in the above-mentioned background technology that the size of the processed bolts is relatively single, it is usually difficult to solve the processing of threads of various sizes, it has great limitations, and during the processing process, the friction between the cutter head and the bolt body is large and it is easy to get hot, which affects the quality of the bolt and is also easy to damage the cutter head. In addition, it is difficult to adjust the position of the cutter head, resulting in a relatively single processing result.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a bolt thread processing device, comprising: a first rotating disk, a first slot, a second rotating disk, a second slot, a third slot, a second clamping block, a worm, a brush and a cutter head, wherein a first motor is fixed to the upper end of the bracket;

[0007] Also includes:

[0008] A first rotating disk, the output end of the first motor is connected to the first rotating disk, a first slot is formed inside the first rotating disk, a second rotating disk is arranged inside the first slot, three second slots are formed on the upper side of the lower side wall of the second rotating disk, a first clamping block is arranged below the inside of the second slot, three third slots are formed at the bottom of the first rotating disk, a second clamping block is arranged below the inside of the third slot, a worm wheel is connected to the lower end of the second rotating disk, and a worm is arranged on the right side of the worm wheel;

[0009] Bolt, a bolt is arranged on the inner side of the second clamping block, and brushes are arranged on the left and right sides of the bolt, and a connecting rod is connected to the rear side of the brush, and a fixing block is fixed to the rear side of the connecting rod, a first screw rod is arranged inside the fixing block, and the first screw rod is connected to the output end of the second motor, and the second motor is connected to the bracket, a first limiting rod is arranged inside the brush, and the first limiting rod is connected to the bracket;

[0010] A cutter head is arranged on the front side of the bolt, and a telescopic rod is arranged on the front side of the cutter head, and a second limiting rod passes through the middle of the telescopic rod, and the second limiting rod is connected to the bracket, a second screw rod passes through the right side of the telescopic rod, and the second screw rod is connected to the output end of the third motor, and the second screw rod is also connected to the bracket.

[0011] Preferably, the cross section of the first slot is adapted to the motion range of the second rotating disk and the first clamping block, and the second slots are arranged in an equidistant annular array about the center of the second rotating disk, and the first clamping block is slidably connected to the second slots.

[0012] Preferably, the third slot is opened on the first turntable in an equidistant circular array about the center of the first turntable, and the third slot is slidably connected with the second block, and the side cross-section of the third slot is arranged in a "convex" shape, and the upper end convex block cross-section of the second block is arranged in a "convex" shape, and the inner top end of the second block is arc-shaped.

[0013] Preferably, the worm wheel and the slot on the inner wall of the first turntable are rotatably connected via a bearing, and the worm wheel is meshed with the worm, and the front end of the worm protrudes from the front end of the first turntable.

[0014] Preferably, the inner side of the second clamping block is snap-fitted with the upper end of the bolt, and the lower end of the bolt is fitted with the inner side of the brush, and the slot of the fixing block is threadedly connected with the first screw rod, and the slot of the brush is slidingly connected with the first limiting rod.

[0015] Preferably, the rear end of the cutter head is sharp in top view, and the slot at the right end of the telescopic rod is slidably connected with the second limiting rod, and the telescopic rod is threadedly connected with the second screw rod, and the upper end of the second screw rod is rotatably connected with the slot of the bracket through a bearing.

[0016] Compared with the prior art, the utility model has the following beneficial effects: the bolt thread processing device can adjust the spacing of the clamping device so that bolts of different sizes can be clamped without great limitations, and a brush can be provided during the processing to apply cooling lubricant, which can well reduce the problems of heating and high friction between the cutter head and the bolt during the thread processing, and will not damage the cutter head and the bolt body, reducing the loss rate, and the position of the cutter head can be adjusted arbitrarily, which is convenient for producing more threads of different shapes;

[0017] 1. A first motor, a first rotating disk, a first slot, a second rotating disk, a second slot, a first block, a third slot, a second block, a worm wheel and a worm are provided. The cross section of the first slot is adapted to the motion range of the second rotating disk and the first block, and the second slot is provided in an equidistant annular array about the center of the second rotating disk, and the first block is slidably connected to the second slot. The third slot is provided in an equidistant annular array on the first rotating disk about the center of the first rotating disk, and the third slot is slidably connected to the second block, and the side cross section of the third slot is convex, and the cross section of the upper end convex block of the second block is convex, and the inner top of the second block is arc-shaped, and the worm wheel and the slot on the inner wall of the first rotating disk are connected by a bearing. The first motor is connected to the first rotating disk, and the second rotating disk is driven to rotate due to the engagement, thereby driving the second rotating disk to rotate, thereby driving the second slot to rotate, so that the first block slides in the second slot, and further drives the second block to slide in the third slot, so that the inner side spacing of the second block is changed, so that bolts of different sizes can be clamped, so that the device can process bolts of various sizes, and at the same time, the first motor can also drive the bolt to rotate while being clamped;

[0018] 2. A bolt, a brush, a connecting rod, a fixed block, a first screw rod, a second motor and a first limit rod are provided. The lower end of the bolt is fitted with the inner side of the brush, and the slot of the fixed block is threadedly connected with the first screw rod, and the slot of the brush is slidably connected with the first limit rod. When the second motor drives the first screw rod to rotate, due to the threaded connection, the fixed block moves forward and backward along the direction of the first limit rod, thereby driving the brush and the connecting rod to move forward and backward, so that the inner side of the brush rubs the lower end of the bolt, and cooling lubricant can be applied to reduce the heat generated during the processing to prevent damage to the bolt and the cutter head;

[0019] 3. A cutter head, a telescopic rod, a second limiting rod, a second screw rod and a third motor are provided. The rear end of the cutter head is sharp in top view, and the slot at the right end of the telescopic rod is slidably connected with the second limiting rod, and the telescopic rod is threadedly connected with the second screw rod, and the upper end of the second screw rod is rotatably connected with the slot of the bracket through a bearing. When the third motor is started to drive the second screw rod to rotate, the threaded connection drives the telescopic rod to move up and down along the direction of the second limiting rod, thereby driving the cutter head to move up and down on the front side wall of the lower end of the bolt. Since the bolt is driven to rotate by the clamping device, the sharp end of the cutter head can produce threads at the lower end of the bolt, and the position of the telescopic rod can be adjusted to change, which is convenient for producing threads of different shapes. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the front structure of the utility model;

[0021] Figure 2 This is a front sectional structural diagram of the first rotating disk of the utility model;

[0022] Figure 3 This is a schematic diagram of the cross-sectional structure of the first rotating disk of the utility model from top view;

[0023] Figure 4 It is a schematic diagram of the cross-sectional structure of the connecting rod of the utility model from top view.

[0024] In the figure: 1. bracket; 2. first motor; 3. first turntable; 4. first slot; 5. second turntable; 6. second slot; 7. first clamping block; 8. third slot; 9. second clamping block; 10. worm gear; 11. worm; 12. bolt; 13. brush; 14. connecting rod; 15. fixing block; 16. first screw rod; 17. second motor; 18. first limiting rod; 19. cutter head; 20. telescopic rod; 21. second limiting rod; 22. second screw rod; 23. third motor. DETAILED DESCRIPTION

[0025] 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.

[0026] See also Figure 1-4The utility model provides a technical solution: a bracket 1, a first motor 2, a first turntable 3, a first slot 4, a second turntable 5, a second slot 6, a first clamping block 7, a third slot 8, a second clamping block 9, a worm wheel 10, a worm 11, a bolt 12, a brush 13, a connecting rod 14, a fixing block 15, a first screw rod 16, a second motor 17, a first limiting rod 18, a cutter head 19, a telescopic rod 20, a second limiting rod 21, a second screw rod 22 and a third motor 23.

[0027] like Figure 1 , Figure 2 and Figure 3 As shown, a first motor 2 is fixed to the upper end of the bracket 1, a first turntable 3 is connected to the output end of the first motor 2, a first slot 4 is provided inside the first turntable 3, a second turntable 5 is provided inside the first slot 4, three second slots 6 are provided on the upper side of the lower side wall of the second turntable 5, a first clamping block 7 is provided below the inside of the second slot 6, three third slots 8 are provided at the bottom of the first turntable 3, a second clamping block 9 is provided below the inside of the third slot 8, and the lower end of the second turntable 5 is connected to There is a worm wheel 10, and a worm 11 is arranged on the right side of the worm wheel 10, the cross section of the first slot 4 is adapted to the motion range of the second rotating disk 5 and the first clamping block 7, and the second slot 6 is opened in an equidistant annular array about the center of the second rotating disk 5, and the first clamping block 7 is slidably connected with the second slot 6, the third slot 8 is opened in an equidistant annular array about the center of the first rotating disk 3 on the first rotating disk 3, and the third slot 8 is slidably connected with the second clamping block 9, and the side cross section of the third slot 8 is a "convex" character The second clamping block 9 is shaped, and the cross-section of the upper end convex block of the second clamping block 9 is convex, and the inner top of the second clamping block 9 is arc-shaped, the worm wheel 10 and the slot on the inner wall of the first rotating disk 3 are rotatably connected through the bearing, and the worm wheel 10 is meshed with the worm 11, and the front end of the worm 11 protrudes from the front end of the first rotating disk 3, and the inner side of the second clamping block 9 is engaged with the upper end of the bolt 12. When the first motor 2 is connected to the first rotating disk 3, the entire clamping device is driven to rotate, and when the worm 11 is turned Due to the meshing, the worm wheel 10 is also rotated, thereby driving the second rotating disk 5 to rotate, thereby driving the second slot 6 to rotate, so that the first clamping block 7 slides in the second slot 6, and further drives the second clamping block 9 to slide in the third slot 8, so that the inner side spacing of the second clamping block 9 is changed, so that bolts 12 of different sizes can be clamped, so that the device can process bolts 12 of various sizes, and at the same time, the first motor 2 can also drive the bolt 12 to rotate while being clamped;

[0028] like Figure 1 and Figure 4As shown in the figure, a bolt 12 is provided on the inner side of the second block 9, and brushes 13 are provided on the left and right sides of the bolt 12, and a connecting rod 14 is connected to the rear side of the brush 13, and a fixing block 15 is fixed to the rear side of the connecting rod 14, a first screw rod 16 is provided inside the fixing block 15, and the first screw rod 16 is connected to the output end of the second motor 17, and the second motor 17 is connected to the bracket 1, a first limiting rod 18 is provided inside the brush 13, and the first limiting rod 18 is connected to the bracket 1, a cutter head 19 is provided on the front side of the bolt 12, and the cutter head 19 A telescopic rod 20 is provided on the front side, and a second limiting rod 21 is passed through the middle of the telescopic rod 20, and the second limiting rod 21 is connected to the bracket 1, a second screw rod 22 is passed through the right side of the telescopic rod 20, and the second screw rod 22 is connected to the output end of the third motor 23, and the second screw rod 22 is also connected to the bracket 1, the lower end of the bolt 12 is fitted with the inner side of the brush 13, and the slot of the fixing block 15 is threadedly connected with the first screw rod 16, and the slot of the brush 13 is slidably connected with the first limiting rod 18, when the second motor 17 drives the first screw rod 16 is rotated, and due to the threaded connection, the fixing block 15 moves forward and backward along the direction of the first limiting rod 18, thereby driving the brush 13 and the connecting rod 14 to move forward and backward, so that the inner side of the brush 13 rubs the lower end of the bolt 12, and a cooling lubricant can be applied to reduce the heat generated during the processing to prevent damage to the bolt 12 and the cutter head 19. The rear end of the top view cross section of the cutter head 19 is sharp, and the slot at the right end of the telescopic rod 20 is slidably connected with the second limiting rod 21, and the telescopic rod 20 is threadedly connected with the second screw rod 22. The second screw rod 22 is connected to the bracket 1 through a bearing to form a rotational connection. When the third motor 23 is started to drive the second screw rod 22 to rotate, the telescopic rod 20 is driven to move up and down along the direction of the second limit rod 21 due to the threaded connection, thereby driving the cutter head 19 to move up and down on the front side wall of the lower end of the bolt 12. Since the bolt 12 is driven to rotate by the clamping device, the sharp end of the cutter head 19 can produce threads at the lower end of the bolt 12, and the position of the telescopic rod 20 can be adjusted to change, so as to facilitate the production of threads of different shapes.

[0029] This is the entire working process of the bolt thread processing device. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0030] The standard parts used in the utility model can all be purchased from the market, and special-shaped parts can be customized according to the instructions and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the existing technology. The machinery, parts and equipment all adopt the conventional models in the existing technology, and the circuit connection adopts the conventional connection method in the existing technology, which will not be described in detail here.

[0031] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or 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 invention shall be included in the protection scope of the present invention.

Claims

1. A bolt thread processing device, comprising: A bracket (1), a first rotating disc (3), a first slot (4), a second rotating disc (5), a second slot (6), a third slot (8), a second clamping block (9), a worm (11), a brush (13) and a cutter head (19), wherein a first motor (2) is fixed to the upper end of the bracket (1); It is characterized by further comprising: A first rotating disk (3), the output end of the first motor (2) is connected to the first rotating disk (3), a first slot (4) is provided inside the first rotating disk (3), a second rotating disk (5) is arranged inside the first slot (4), three second slots (6) are provided on the upper side of the lower side wall of the second rotating disk (5), a first clamping block (7) is arranged below the inside of the second slot (6), three third slots (8) are provided at the bottom of the first rotating disk (3), a second clamping block (9) is arranged below the inside of the third slot (8), a worm wheel (10) is connected to the lower end of the second rotating disk (5), and a worm (11) is arranged on the right side of the worm wheel (10); A bolt (12), a bolt (12) is arranged on the inner side of the second clamping block (9), and brushes (13) are arranged on the left and right sides of the bolt (12), and the rear side of the brush (13) is connected to a connecting rod (14), and a fixing block (15) is fixed to the rear side of the connecting rod (14), a first screw rod (16) is arranged inside the fixing block (15), and the first screw rod (16) is connected to the output end of the second motor (17), and the second motor (17) is connected to the bracket (1), and a first limiting rod (18) is arranged inside the brush (13), and the first limiting rod (18) is connected to the bracket (1); A cutter head (19), a cutter head (19) is arranged on the front side of the bolt (12), and a telescopic rod (20) is arranged on the front side of the cutter head (19), and a second limiting rod (21) passes through the middle of the telescopic rod (20), and the second limiting rod (21) is connected to the bracket (1), a second screw rod (22) passes through the right side of the telescopic rod (20), and the second screw rod (22) is connected to the output end of the third motor (23), and the second screw rod (22) is also connected to the bracket (1).

2. A bolt thread processing device according to claim 1, characterized in that: The cross section of the first slot (4) is adapted to the movement range of the second rotating disk (5) and the first clamping block (7), and the second slots (6) are arranged in an equidistant annular array about the center of the second rotating disk (5), and the first clamping block (7) and the second slots (6) are slidably connected.

3. A bolt thread processing device according to claim 1, characterized in that: The third slots (8) are formed on the first rotating disk (3) in an equidistant annular array about the center of the first rotating disk (3), and the third slots (8) are slidably connected to the second clamping block (9), and the side cross-section of the third slots (8) is arranged in a "convex" shape, and the upper end convex section of the second clamping block (9) is arranged in a "convex" shape, and the inner top end of the second clamping block (9) is arc-shaped.

4. A bolt thread processing device according to claim 1, characterized in that: The worm wheel (10) and the slot on the inner wall of the first rotating disk (3) are rotatably connected via a bearing, and the worm wheel (10) is meshed with the worm (11), and the front end of the worm (11) protrudes from the front end of the first rotating disk (3).

5. A bolt thread processing device according to claim 1, characterized in that: The inner side of the second clamping block (9) is snap-fitted with the upper end of the bolt (12), and the lower end of the bolt (12) is fitted with the inner side of the brush (13), and the slot of the fixing block (15) is threadedly connected with the first screw rod (16), and the slot of the brush (13) is slidably connected with the first limiting rod (18).

6. A bolt thread processing device according to claim 1, characterized in that: The rear end of the cutter head (19) is sharp in plan view, and the slot at the right end of the telescopic rod (20) is slidably connected to the second limit rod (21), and the telescopic rod (20) is threadedly connected to the second screw rod (22), and the upper end of the second screw rod (22) is rotatably connected to the slot of the bracket (1) via a bearing.

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